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[deliverable/binutils-gdb.git] / gold / ChangeLog
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24c6c55a
DM		 12011-09-09 David S. Miller <davem@davemloft.net>
2
3 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
4 (Output_fill_debug_line::do_write): Likewise.
5
66570254
CC		 62011-08-29 Cary Coutant <ccoutant@google.com>
7
8 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
9 casts to match formatting specs.
10 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
11
8ea8cd50
CC		 122011-08-26 Cary Coutant <ccoutant@google.com>
13
14 * layout.cc (Free_list::allocate): Provide guarantee of minimum
15 remaining hole size when allocating.
16 (Layout::make_output_section): Set fill methods for debug sections.
17 * layout.h (Free_list::Free_list_node): Move from private to
18 public.
19 (Free_list::set_min_hole_size): New function.
20 (Free_list::begin, Free_list::end): New functions.
21 (Free_list::min_hole_): New data member.
22 * output.cc: Include dwarf.h.
23 (Output_fill_debug_info::do_minimum_hole_size): New function.
24 (Output_fill_debug_info::do_write): New function.
25 (Output_fill_debug_line::do_minimum_hole_size): New function.
26 (Output_fill_debug_line::do_write): New function.
27 (Output_section::Output_section): Initialize new data member.
28 (Output_section::set_final_data_size): Ensure patch space is larger
29 than minimum hole size.
30 (Output_section::do_write): Fill holes in debug sections.
31 * output.h (Output_fill): New class.
32 (Output_fill_debug_info): New class.
33 (Output_fill_debug_line): New class.
34 (Output_section::set_free_space_fill): New function.
35 (Output_section::free_space_fill_): New data member.
36 * testsuite/Makefile.am (incremental_test_3): Add
37 --incremental-patch option.
38 (incremental_test_4): Likewise.
39 (incremental_test_5): Likewise.
40 (incremental_test_6): Likewise.
41 (incremental_copy_test): Likewise.
42 (incremental_common_test_1): Likewise.
43 * testsuite/Makefile.in: Regenerate.
44
7cf80422
NC		 452011-08-26 Nick Clifton <nickc@redhat.com>
46
47 * po/es.po: Updated Spanish translation.
48
c3f7b0e5
CC		 492011-08-01 Cary Coutant <ccoutant@google.com>
50
51 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
52 * gold/testsuite/Makefile.in: Regenerate.
53 * gold/testsuite/justsyms_exec.c: New source file.
54 * gold/testsuite/justsyms_lib.c: New source file.
55
9590bf25
CC		 562011-08-01 Cary Coutant <ccoutant@google.com>
57
58 * layout.cc (Layout::set_segment_offsets): Don't realign text
59 segment if -Ttext was specified.
60 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
61 file type.
62 * object.h (Sized_relobj_file::e_type): New function.
63 (Sized_relobj_file::e_type_): New data member.
64 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
65 base address for ET_EXEC files.
66 * target.cc (Target::do_make_elf_object_implementation): Allow
67 ET_EXEC files with --just-symbols option.
68
dcd8d12e
CC		 692011-07-28 Cary Coutant <ccoutant@google.com>
70
71 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
72 Add thread_number parameter.
73 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
74 * workqueue-threads.cc
75 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
76 current thread if its thread number is greater than desired thread
77 count.
78 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
79 Add thread_number parameter.
80 (Workqueue::should_cancel_thread): Likewise.
81 (Workqueue::find_runnable_or_wait): Pass thread_number to
82 should_cancel_thread.
83 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
84 parameter.
85
804eb480
ST		 862011-07-22 Sriraman Tallam <tmsriram@google.com>
87
88 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
89 only after checking if it cannot be forced local.
90 * symtab.h (is_externally_visible): Check if the symbol is not forced
91 local.
92
f1ddb600
ILT		 932011-07-15 Ian Lance Taylor <iant@google.com>
94
95 * options.h (class General_options): Add --print-output-format.
96 Move -EL next to -EB, for better --help output.
97 * target-select.cc: Include <cstdio>, "options.h", and
98 "parameters.h".
99 (Target_selector::do_target_bfd_name): New function.
100 (print_output_format): New function.
101 * target-select.h (class Target_selector): Update declarations.
102 (Target_selector::target_bfd_name): New function.
103 (print_output_format): Declare.
104 * main.cc: Include "target-select.h".
105 (main): Handle --print-output-format.
106 * gold.cc: Include "target-select.h".
107 (queue_initial_tasks): Handle --print-output-format when there are
108 no input files.
109 * parameters.cc (parameters_force_valid_target): Give a better
110 error message if -EB/-EL does not match target.
111 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
112 function.
113
7d172687
ILT		 1142011-07-15 Ian Lance Taylor <iant@google.com>
115
116 * i386.cc (class Output_data_plt_i386): Add layout_ field.
117 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
118 (Output_data_plt_i386::do_write): Write address of .dynamic
119 section to first entry in .got.plt section.
120 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
121 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
122 Initialize layout_.
123 (Output_data_plt_x86_64::do_write): Write address of .dynamic
124 section to first entry in .got.plt section.
125 * layout.h (Layout::dynamic_section): New function.
126
e9552f7e
ST		 1272011-07-13 Sriraman Tallam <tmsriram@google.com>
128
129 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
130 to claim_file call.
131 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
132 input_section_position_, and input_section_glob_.
133 (read_layout_from_file): Call function section_ordering_specified.
134 * layout.h (is_section_ordering_specified): New function.
135 (section_ordering_specified): New function.
136 (section_ordering_specified_): New boolean member.
137 * main.cc(main): Call load_plugins after layout object is defined.
138 * output.cc (Output_section::add_input_section): Use
139 function section_ordering_specified to check if section ordering is
140 needed.
141 * output.cc (Output_section::add_relaxed_input_section): Use
142 function section_ordering_specified to check if section ordering is
143 needed.
144 (Output_section::update_section_layout): New function.
145 (Output_section::sort_attached_input_sections): Check if input section
146 must be reordered.
147 * output.h (Output_section::update_section_layout): New function.
148 * plugin.cc (get_section_count): New function.
149 (get_section_type): New function.
150 (get_section_name): New function.
151 (get_section_contents): New function.
152 (update_section_order): New function.
153 (allow_section_ordering): New function.
154 (Plugin::load): Add the new interfaces to the transfer vector.
155 (Plugin_manager::load_plugins): New parameter.
156 (Plugin_manager::all_symbols_read): New parameter.
157 (Plugin_manager::claim_file): New parameter. Save the elf object for
158 unclaimed objects.
159 (Plugin_manager::get_elf_object): New function.
160 (Plugin_manager::get_view): Change to directly use the bool to check
161 if get_view is called from claim_file_hook.
162 * plugin.h (input_objects): New function
163 (Plugin__manager::load_plugins): New parameter.
164 (Plugin_manager::claim_file): New parameter.
165 (Plugin_manager::get_elf_object): New function.
166 (Plugin_manager::in_claim_file_handler): New function.
167 (Plugin_manager::in_claim_file_handler_): New member.
168 (layout): New function.
169 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
170 handler with an extra parameter. Make the elf object before calling
171 claim_file handler.
172 * testsuite/plugin_test.c (get_section_count): New function pointer.
173 (get_section_type): New function pointer.
174 (get_section_name): New function pointer.
175 (get_section_contents): New function pointer.
176 (update_section_order): New function pointer.
177 (allow_section_ordering): New function pointer.
178 (onload): Check if the new interfaces exist.
179
9446efde
ILT		 1802011-07-13 Ian Lance Taylor <iant@google.com>
181
182 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
183 relro section.
184 * x86_64.cc (Target_x86_64::got_section): Likewise.
185 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
186 (relro_now_test_SOURCES): New variable.
187 (relro_now_test_DEPENDENCIES): New variable.
188 (relro_now_test_LDFLAGS): New variable.
189 (relro_now_test_LDADD): New variable.
190 (relro_now_test.so): New target.
191 * testsuite/Makefile.in: Rebuild.
192
07aa62f2
ILT		 1932011-07-12 Ian Lance Taylor <iant@google.com>
194
195 PR gold/12980
196 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
197 GLOB_DAT relocation rather than a RELATIVE relocation for a
198 protected symbol when creating a shared library.
199 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
200 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
201 * testsuite/protected_main_1.cc (main): Test that protected
202 function has same address.
203
e2153196
ILT		 2042011-07-11 Ian Lance Taylor <iant@google.com>
205
206 PR gold/12979
207 * options.h (class General_options): Add -Bgroup.
208 * options.cc (General_options::finalize): If -Bgroup is set,
209 default to --unresolved-symbols=report-all.
210 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
211 * target-reloc.h (issue_undefined_symbol_error): Handle
212 --unresolved-symbols=report-all.
213
6daf5215
ILT		 2142011-07-08 Ian Lance Taylor <iant@google.com>
215
216 PR gold/11985
217 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
218 if linker script discards key sections.
219 (Layout::create_dynamic_symtab): Likewise.
220 (Layout::assign_local_dynsym_offsets): Likewise.
221 (Layout::sized_create_version_sections): Likewise.
222 (Layout::create_interp): Likewise.
223 (Layout::finish_dynamic_section): Likewise.
224 (Layout::set_dynamic_symbol_size): Likewise.
225
beabb2c6
ILT		 2262011-07-08 Ian Lance Taylor <iant@google.com>
227
228 PR gold/12386
229 * options.h (class General_options): Add --unresolved-symbols.
230 * target-reloc.h (issue_undefined_symbol_error): Check
231 --unresolved-symbols. Add comments.
232
9c16daf1
ILT		 2332011-07-08 Ian Lance Taylor <iant@google.com>
234
235 * testsuite/odr_violation2.cc (Ordering::operator()): Make
236 expression more complex.
237
191f1a2d
ILT		 2382011-07-08 Ian Lance Taylor <iant@google.com>
239
240 PR gold/11317
241 * target-reloc.h (issue_undefined_symbol_error): New inline
242 function, broken out of relocate_section.
243 (relocate_section): Call issue_undefined_symbol_error.
244 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
245 there is no TLS segment if we are about to issue an undefined
246 symbol error.
247 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
248
62855347
ILT		 2492011-07-08 Ian Lance Taylor <iant@google.com>
250
251 PR gold/12279
252 * resolve.cc (Symbol_table::should_override): Add fromtype
253 parameter. Change all callers. Give error when linking together
254 TLS and non-TLS symbol.
255 (Symbol_table::should_override_with_special): Add fromtype
256 parameter. Change all callers.
257 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
258 there is no TLS segment if we have reported some errors.
259 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
260
67181c72
ILT		 2612011-07-08 Ian Lance Taylor <iant@google.com>
262
263 PR gold/12372
264 * target.h (Target::plt_address_for_global): New function.
265 (Target::plt_address_for_local): New function.
266 (Target::plt_section_for_global): Remove.
267 (Target::plt_section_for_local): Remove.
268 (Target::do_plt_address_for_global): New virtual function.
269 (Target::do_plt_address_for_local): New virtual function.
270 (Target::do_plt_section_for_global): Remove.
271 (Target::do_plt_section_for_local): Remove.
272 (Target::register_global_plt_entry): Add Symbol_table and Layout
273 parameters.
274 * output.cc (Output_data_got::Got_entry::write): Use
275 plt_address_for_global and plt_address_for_local.
276 * layout.cc (Layout::add_target_dynamic_tags): Use size and
277 address of output section.
278 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
279 got_irelative_, and irelative_count_ fields. Update
280 declarations.
281 (Output_data_plt_i386::has_irelative_section): New function.
282 (Output_data_plt_i386::entry_count): Add irelative_count_.
283 (Output_data_plt_i386::set_final_data_size): Likewise.
284 (class Target_i386): Add got_irelative_ and rel_irelative_
285 fields. Update declarations.
286 (Target_i386::Target_i386): Initialize new fields.
287 (Target_i386::do_plt_address_for_global): New function replacing
288 do_plt_section_for_global.
289 (Target_i386::do_plt_address_for_local): New function replacing
290 do_plt_section_for_local.
291 (Target_i386::got_section): Create got_irelative_.
292 (Target_i386::rel_irelative_section): New function.
293 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
294 fields. Don't define __rel_iplt_{start,end}.
295 (Output_data_plt_i386::add_entry): Add symtab and layout
296 parameters. Change all callers. Use different PLT and GOT for
297 IFUNC symbols.
298 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
299 layout parameters. Change all callers. Use different PLT and
300 GOT.
301 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
302 (Output_data_plt_i386::rel_irelative): New function.
303 (Output_data_plt_i386::address_for_global): New function.
304 (Output_data_plt_i386::address_for_local): New function.
305 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
306 IRELATIVE GOT when changing IFUNC GOT entries.
307 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
308 reloc.
309 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
310 if we didn't create an IRELATIVE GOT.
311 (Target_i386::Relocate::relocate): Use plt_address_for_global and
312 plt_address_for_local.
313 (Target_i386::do_dynsym_value): Use plt_address_for_global.
314 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
315 got_irelative_, and irelative_count_ fields. Update
316 declarations.
317 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
318 Initialize new fields. Remove symtab parameter. Change all
319 callers.
320 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
321 irelative_count_.
322 (Output_data_plt_x86_64::has_irelative_section): New function.
323 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
324 (class Target_x86_64): Add got_irelative_ and rel_irelative_
325 fields. Update declarations.
326 (Target_x86_64::Target_x86_64): Initialize new fields.
327 (Target_x86_64::do_plt_address_for_global): New function replacing
328 do_plt_section_for_global.
329 (Target_x86_64::do_plt_address_for_local): New function replacing
330 do_plt_section_for_local.
331 (Target_x86_64::got_section): Create got_irelative_.
332 (Target_x86_64::rela_irelative_section): New function.
333 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
334 all callers. Don't create __rel_iplt_{start,end}.
335 (Output_data_plt_x86_64::add_entry): Add symtab and layout
336 parameters. Change all callers. Use different PLT and GOT for
337 IFUNC symbols.
338 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
339 layout parameters. Change all callers. Use different PLT and
340 GOT.
341 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
342 parameters. Change all callers. Use different PLT and GOT for
343 IFUNC symbols.
344 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
345 (Output_data_plt_x86_64::rela_irelative): New function.
346 (Output_data_plt_x86_64::address_for_global): New function.
347 (Output_data_plt_x86_64::address_for_local): New function.
348 (Output_data_plt_x86_64::set_final_data_size): Likewise.
349 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
350 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
351 (Target_x86_64::register_global_plt_entry): Add symtab and layout
352 parameters.
353 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
354 reloc.
355 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
356 symbols if we didn't create an IRELATIVE GOT.
357 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
358 plt_address_for_local.
359 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
360 * testsuite/ifuncvar1.c: New test file.
361 * testsuite/ifuncvar2.c: New test file.
362 * testsuite/ifuncvar3.c: New test file.
363 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
364 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
365 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
366 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
367 * testsuite/Makefile.in: Rebuild.
368
33c15b45
CC		 3692011-07-07 Cary Coutant <ccoutant@google.com>
370
371 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
372 (two_file_test_1_ndebug.o): Likewise.
373 (two_file_test_1b_ndebug.o): Likewise.
374 (two_file_test_2_ndebug.o): Likewise.
375 (two_file_test_main_ndebug.o): Likewise.
376 (incremental_test_2): Link with no-debug versions.
377
f48b5fb7
CC		 3782011-07-06 Cary Coutant <ccoutant@google.com>
379
380 * gold/incremental.cc
381 (Output_section_incremental_inputs::write_info_blocks): Check for
382 hidden and internal symbols.
383
221597a5
CC		 3842011-07-06 Cary Coutant <ccoutant@google.com>
385
386 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
387 Check disposition for startup file.
388 (Incremental_inputs::report_command_line): Ignore
389 --incremental-startup-unchanged option.
390 * options.cc (General_options::parse_incremental_startup_unchanged):
391 New function.
392 (General_options::General_options): Initialize new data member.
393 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
394 (General_options): Add --incremental-startup-unchanged option.
395 (General_options::incremental_startup_disposition): New function.
396 (General_options::incremental_startup_disposition_): New data member.
397
e24719f6
CC		 3982011-07-06 Cary Coutant <ccoutant@google.com>
399
400 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
401 input file index to Script_info ctor.
402 (Sized_incremental_binary::do_file_has_changed): Find the
403 command-line argument for files named in scripts.
404 * incremental.h (Script_info::Script_info): New ctor
405 with input file index.
406 (Script_info::input_file_index): New function.
407 (Script_info::input_file_index_): New data member.
408 (Incremental_binary::get_library): Add const.
409 (Incremental_binary::get_script_info): Add const.
410 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
411 * testsuite/Makefile.am (incremental_test_5): New test case.
412 (incremental_test_6): New test case.
413 * testsuite/Makefile.in: Regenerate.
414
8f7c81e8
CC		 4152011-07-06 Cary Coutant <ccoutant@google.com>
416
417 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
418 debug output when command lines differ.
419
9fbd3822
CC		 4202011-07-06 Cary Coutant <ccoutant@google.com>
421
422 * incremental.cc (Incremental_inputs::report_command_line): Ignore
423 --incremental-patch option.
424 * layout.cc (Free_list::allocate): Extend allocation beyond original
425 end if enabled.
426 (Layout::make_output_section): Mark sections that should get
427 patch space.
428 * options.cc (parse_percent): New function.
429 * options.h (parse_percent): New function.
430 (DEFINE_percent): New macro.
431 (General_options): Add --incremental-patch option.
432 * output.cc (Output_section::Output_section): Initialize new data
433 members.
434 (Output_section::add_input_section): Print section name when out
435 of patch space.
436 (Output_section::add_output_section_data): Likewise.
437 (Output_section::set_final_data_size): Add patch space when
438 doing --incremental-full.
439 (Output_section::do_reset_address_and_file_offset): Remove patch
440 space.
441 (Output_segment::set_section_list_addresses): Print debug output
442 only if --incremental-update.
443 * output.h (Output_section::set_is_patch_space_allowed): New function.
444 (Output_section::is_patch_space_allowed_): New data member.
445 (Output_section::patch_space_): New data member.
446 * parameters.cc (Parameters::incremental_full): New function.
447 * parameters.h (Parameters::incremental_full): New function
448 * testsuite/Makefile.am (incremental_test_2): Add test for
449 --incremental-patch option.
450 * testsuite/Makefile.in: Regenerate.
451 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
452 (t18): Remove function body.
453
f6cccc2c
DK		 4542011-07-05 Doug Kwan <dougkwan@google.com>
455
456 PR gold/12771
457 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
458 Arm_Address type for relocation result.
459 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
460 overflow check.
461 (Arm_relocate_functions::abs32): Use unaligned access.
462 (Arm_relocate_functions::rel32): Ditto.
463 (Arm_relocate_functions::prel31): Ditto.
464 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
465 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
466 static data relocations.
467 * testsuite/Makefile.in: Regnerate.
468 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
469
28a13fec
ILT		 4702011-07-05 Ian Lance Taylor <iant@google.com>
471
472 PR gold/12392
473 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
474 symbols if necessary.
475 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
476
24d47b34
ILT		 4772011-07-05 Ian Lance Taylor <iant@google.com>
478
479 PR gold/12952
480 * resolve.cc (Symbol::override_base_with_special): Simply override
481 version with special symbol version, ignoring previous version.
482
41f9cbbe
ILT		 4832011-07-05 Ian Lance Taylor <iant@google.com>
484
485 * object.cc (Sized_relobj_file::include_section_group): Add
486 information to comment about signature location.
487
886288f1
ILT		 4882011-07-02 Ian Lance Taylor <iant@google.com>
489
490 PR gold/12957
491 * options.h (class General_options): Add -f and -F.
492 * options.cc (General_options::finalize): Fatal error if -f/-F
493 are used without -shared.
494 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
495
ae3a6d4f
ILT		 4962011-07-02 Ian Lance Taylor <iant@google.com>
497
498 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
499
21131061
ILT		 5002011-07-01 Ian Lance Taylor <iant@google.com>
501
502 PR gold/12525
503 PR gold/12952
504 * resolve.cc (Symbol::override_base_with_special): Don't override
505 the version if the overriding symbol has a different name.
506 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
507 all callers. If we give an error about an undefined version,
508 define the base version if necessary.
509 * dynobj.h (class Versions): Update declaration.
510 * testsuite/weak_alias_test_5.cc: New file.
511 * testsuite/weak_alias_test.script: New file.
512 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
513 and versioned_alias have the right value, and call t2.
514 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
515 weak_alias_test_5.so.
516 (weak_alias_test_LDADD): Likewise.
517 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
518 * testsuite/Makefile.in: Rebuild.
519
611062c0
ILT		 5202011-07-01 Ian Lance Taylor <iant@google.com>
521
522 PR gold/12525
523 * options.h (class General_options): Support -z notext.
524 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
525 -Wl,-z,notext.
526 (two_file_shared_nonpic.so): Likewise.
527 (two_file_shared_mixed.so): Likewise.
528 (two_file_shared_mixed_1.so): Likewise.
529 (weak_undef_lib_nonpic.so): Likewise.
530 (alt/weak_undef_lib_nonpic.so): Likewise.
531 (tls_test_shared_nonpic.so): Likewise.
532 * testsuite/Makefile.in: Rebuild.
533
328c7c2f
ILT		 5342011-07-01 Ian Lance Taylor <iant@google.com>
535
536 PR gold/12525
537 * configure.ac: Test whether static linking works, setting
538 the automake conditional HAVE_STATIC.
539 * testsuite/Makefile.am: Disable tests using -static if
540 HAVE_STATIC is not true.
541 * configure, testsuite/Makefile.in: Rebuild.
542
02d7cd44
ILT		 5432011-07-01 Ian Lance Taylor <iant@google.com>
544
545 PR gold/12525
546 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
547 Assert if we see DW_EH_PE_indirect.
548 * target.h (Target::ehframe_datarel_base): New function.
549 (Target::do_ehframe_datarel_base): New target function.
550 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
551 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
552 function.
553
07a60597
ILT		 5542011-07-01 Ian Lance Taylor <iant@google.com>
555
556 PR gold/12571
557 * options.h (class General_options): Add
558 --ld-generated-unwind-info.
559 * ehframe.cc (Fde::write): Add address parameter. Change all
560 callers. If associated with PLT, fill in address and size.
561 (Cie::set_output_offset): Only add merge mapping if there is an
562 object.
563 (Cie::write): Add address parameter. Change all callers.
564 (Eh_frame::add_ehframe_for_plt): New function.
565 * ehframe.h (class Fde): Update declarations. Move shndx_ and
566 input_offset_ fields into union u_, with new plt field.
567 (Fde::Fde): Adjust for new union field.
568 (Fde::Fde) [Output_data version]: New constructor.
569 (Fde::add_mapping): Only add merge mapping if there is an object.
570 (class Cie): Update declarations.
571 (class Eh_frame): Declare add_ehframe_for_plt.
572 * layout.cc (Layout::layout_eh_frame): Break out code into
573 make_eh_frame_section, and call it.
574 (Layout::make_eh_frame_section): New function.
575 (Layout::add_eh_frame_for_plt): New function.
576 * layout.h (class Layout): Update declarations.
577 * merge.cc (Merge_map::add_mapping): Add assertion.
578 * i386.cc: Include "dwarf.h".
579 (class Output_data_plt_i386): Make first_plt_entry,
580 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
581 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
582 and plt_eh_frame_fde.
583 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
584 boundary. Call add_eh_frame_for_plt if appropriate.
585 * x86_64.cc: Include "dwarf.h".
586 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
587 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
588 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
589 and plt_eh_frame_fde.
590 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
591 appropriate.
592
14788a3f
ILT		 5932011-06-29 Ian Lance Taylor <iant@google.com>
594
595 PR gold/12629
596 * object.cc (Sized_relobj_file::layout_section): Change shdr
597 parameter to be const.
598 (Sized_relobj_file::layout_eh_frame_section): New function, broken
599 out of do_layout.
600 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
601 appropriate. Call layout_eh_frame_section.
602 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
603 sections.
604 * object.h (class Sized_relobj_file): Update declarations.
605
6c21fce1
ILT		 6062011-06-29 Ian Lance Taylor <iant@google.com>
607
37e41b03 608 PR gold/12652
6c21fce1
ILT		 609 * script.cc (Token::integer_value): Accept trailing M/m/K/k
610 modifier.
611 (Lex::gather_token): Accept trailing M/m/K/k for integers.
612
4d5e4e62
ILT		 6132011-06-29 Ian Lance Taylor <iant@google.com>
614
615 PR gold/12675
616 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
617 SHT_X86_64_UNWIND.
618 * layout.cc (Layout::layout_eh_frame): Likewise.
619
886f533a
ILT		 6202011-06-29 Ian Lance Taylor <iant@google.com>
621
622 PR gold/12695
623 * layout.cc (Layout::symtab_section_shndx): New function.
624 * layout.h (class Layout): Declare symtab_section_shndx.
625 * output.cc (Output_section::write_header): Call it.
626
f3ae1b28
ILT		 6272011-06-29 Ian Lance Taylor <iant@google.com>
628
629 PR gold/12818
630 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
631 symbols which are not used in a relocation.
632
aecf301f
ILT		 6332011-06-28 Ian Lance Taylor <iant@google.com>
634
635 PR gold/12898
636 * layout.cc (Layout::segment_precedes): Don't crash if a linker
637 script create indistinguishable segments.
638 (Layout::set_segment_offsets): Use stable_sort when sorting
639 segments. Pass this to Compare_segments constructor.
640 * layout.h (class Layout): Make segment_precedes non-static.
641 (class Compare_segments): Change from struct to class. Add
642 layout_ field. Add constructor.
643 * script-sections.cc
644 (Script_sections::attach_sections_using_phdrs_clause): Rename
645 local orphan to is_orphan. Don't report failure to put empty
646 section in segment. On attachment failure, report name of
647 section, and attach to first PT_LOAD segment.
648
03ef7571
ILT		 6492011-06-28 Ian Lance Taylor <iant@google.com>
650
651 PR gold/12934
652 * target-select.cc (Target_selector::Target_selector): Add
653 emulation parameter. Change all callers.
654 (select_target_by_bfd_name): Rename from select_target_by_name.
655 Change all callers.
656 (select_target_by_emulation): New function.
657 (supported_emulation_names): New function.
658 * target-select.h (class Target_selector): Add emulation_ field.
659 Update declarations.
660 (Target_selector::recognize_by_bfd_name): Rename from
661 recognize_by_name. Change all callers.
662 (Target_selector::supported_bfd_names): Rename from
663 supported_names. Change all callers.
664 (Target_selector::recognize_by_emulation): New function.
665 (Target_selector::supported_emulations): New function.
666 (Target_selector::emulation): New function.
667 (Target_selector::do_recognize_by_bfd_name): Rename from
668 do_recognize_by_name. Change all callers.
669 (Target_selector::do_supported_bfd_names): Rename from
670 do_supported_names. Change all callers.
671 (Target_selector::do_recognize_by_emulation): New function.
672 (Target_selector::do_supported_emulations): New function.
673 (select_target_by_bfd_name): Change name in declaration.
674 (select_target_by_emulation): Declare.
675 (supported_emulation_names): Declare.
676 * parameters.cc (parameters_force_valid_target): Try to find
677 target based on emulation from -m option.
678 * options.h (class General_options): Change doc string for -m.
679 * options.cc (help): Print emulations.
680 (General_options::parse_V): Likewise.
681 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
682 Add emulation parameter. Change all callers.
683
200b2bb9
ILT		 6842011-06-28 Ian Lance Taylor <iant@google.com>
685
686 * target.h (class Target): Add osabi_ field.
687 (Target::osabi): New function.
688 (Target::set_osabi): New function.
689 (Target::Target): Initialize osabi_.
690 (Target::do_adjust_elf_header): Make pure virtual.
691 (Sized_target::do_adjust_elf_header): Declare.
692 * target.cc (Sized_target::do_adjust_elf_header): New function.
693 (class Sized_target): Instantiate all versions.
694 * freebsd.h (class Target_freebsd): Remove.
695 (Target_selector_freebsd::do_recognize): Call set_osabi on
696 Target.
697 (Target_selector_freebsd::do_recognize_by_name): Likewise.
698 (Target_selector_freebsd::set_osabi): Remove.
699 * i386.cc (class Target_i386): Inherit from Sized_target rather
700 than Target_freebsd.
701 * x86_64.cc (class Target_x86_64): Likewise.
702
b3ce541e
ILT		 7032011-06-28 Ian Lance Taylor <iant@google.com>
704
705 * target.h (Target::can_check_for_function_pointers): Rewrite.
706 Make non-virtual.
707 (Target::can_icf_inline_merge_sections): Likewise.
708 (Target::section_may_have_icf_unsafe_poineters): Likewise.
709 (Target::Target_info): Add can_icf_inline_merge_sections field.
710 (Target::do_can_check_for_function_pointers): New virtual
711 function.
712 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
713 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
714 from can_check_for_function_pointers, move in file.
715 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
716 section_may_have_icf_unsafe_poineters, move in file.
717 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
718 * i386.cc (Target_i386::do_can_check_for_function_pointers):
719 Rename from can_check_for_function_pointers, move in file.
720 (Target_i386::can_icf_inline_merge_sections): Remove.
721 (Target_i386::i386_info): Initialize
722 can_icf_inline_merge_sections.
723 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
724 Initialize can_icf_inline_merge_sections.
725 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
726 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
727 Rename from can_check_for_function_pointers, move in file.
728 (Target_x86_64::can_icf_inline_merge_sections): Remove.
729 (Target_x86_64::x86_64_info): Initialize
730 can_icf_inline_merge_sections.
731 * testsuite/testfile.cc (Target_test::test_target_info):
732 Likewise.
733 * icf.cc (get_section_contents): Correct formatting.
734
6d1c4efb
ILT		 7352011-06-27 Ian Lance Taylor <iant@google.com>
736
737 * symtab.cc (Symbol::versioned_name): New function.
738 (Symbol_table::add_to_final_symtab): Use versioned_name when
739 appropriate.
740 (Symbol_table::sized_write_symbol): Likewise.
741 * symtab.h (class Symbol): Declare versioned_name.
742 * stringpool.h (class Stringpool_template): Add variant of add
743 which takes a std::basic_string.
744 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
745 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
746 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
747 (ver_test_12.o): New target.
748 * testsuite/Makefile.in: Rebuild.
749
57eb9b50
DK		 7502011-06-27 Doug Kwan <dougkwan@google.com>
751
752 * arm.cc (Arm_relocate_functions::thm_jump8,
753 Arm_relocate_functions::thm_jump11): Use a wider signed
754 type to compute offset.
755 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
756 arm_thm_jump8.
757 * testsuite/Makefile.in: Regenerate.
758 * testsuite/arm_branch_in_range.sh: Check test results of
759 arm_thm_jump11 and arm_thm_jump8.
760 * testsuite/arm_thm_jump11.s: New test source file.
761 * testsuite/arm_thm_jump11.t: New linker script.
762 * testsuite/arm_thm_jump8.s: New test source file.
763 * testsuite/arm_thm_jump8.t: New linker script.
764
487b39df
ILT		 7652011-06-24 Ian Lance Taylor <iant@google.com>
766
767 * layout.cc: Include "object.h".
768 (ctors_sections_in_init_array): New static variable.
769 (Layout::is_ctors_in_init_array): New function.
770 (Layout::layout): Add entry to ctors_sections_in_init_array if
771 appropriate.
772 * layout.h (class Layout): Declare is_ctors_in_init_array.
773 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
774 is_ctors_reverse_view is set.
775 (Sized_relobj_file::write_sections): Add layout parameter. Change
776 all callers. Set is_ctors_reverse_view field of View_size.
777 (Sized_relobj_file::reverse_words): New function.
778 * object.h (Sized_relobj_file::View_size): Add
779 is_ctors_reverse_view field.
780 (class Sized_relobj_file): Update declarations.
781 * testsuite/initpri3.c: New test.
782 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
783 initpri3b.
784 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
785 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
786 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
787 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
788 * testsuite/Makefile.in: Rebuild.
789
472076e4
CC		 7902011-06-24 Cary Coutant <ccoutant@google.com>
791
792 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
793 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
794 (debug_msg_cdebug.err): New targets.
795 * testsuite/Makefile.in: Regenerate.
796 * testsuite/debug_msg.sh: Check output of link with compressed debug.
797 Fix checks for link with shared library.
798
a60af0db
DK		 7992011-06-24 Doug Kwan <dougkwan@google.com>
800
801 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
802 skip empty text sections.
803 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
804
5393d741
ILT		 8052011-06-22 Ian Lance Taylor <iant@google.com>
806
807 PR gold/12910
808 * options.h (class General_options): Add --ctors-in-init-array.
809 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
810 friends as SHT_PROGBITS for merging sections.
811 (Layout::layout): Remove special handling of .init_array and
812 friends. Don't sort if doing relocatable link. Sort for .ctors
813 and .dtors if ctors_in_init_array.
814 (Layout::make_output_section): Force correct section types for
815 .init_array and friends. Don't sort if doing relocatable link,
816 Don't sort .ctors and .dtors if ctors_in_init_array.
817 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
818 (Layout::output_section_name): Add relobj parameter. Change all
819 callers. Handle .ctors. and .dtors. in code rather than table.
820 Handle .ctors and .dtors if ctors_in_init_array.
821 (Layout::match_file_name): New function, moved from output.cc.
822 * layout.h (class Layout): Update declarations.
823 * output.cc: Include "layout.h".
824 (Input_section_sort_entry::get_priority): New function.
825 (Input_section_sort_entry::match_file_name): Just call
826 Layout::match_file_name.
827 (Output_section::Input_section_sort_init_fini_compare::operator()):
828 Handle .ctors and .dtors. Sort by explicit priority rather than
829 by name.
830 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
831 * testsuite/initpri2.c: New test.
832 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
833 (check_PROGRAMS): Add initpri2.
834 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
835 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
836 * configure, testsuite/Makefile.in: Rebuild.
837
e1f74f98
ILT		 8382011-06-19 Ian Lance Taylor <iant@google.com>
839
840 PR gold/12880
841 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
842 .interp section to a PT_INTERP segment even if we have seen a
843 --dynamic-linker option. Don't do it if we have seen a PHDRS
844 clause in a linker script.
845 (Layout::finalize): Don't create a .interp section if we've
846 already create a PT_INTERP segment.
847 (Layout::create_interp): Always call choose_output_section (revert
848 patch of 2011-06-17). Don't create PT_INTERP segment.
849 * script-sections.cc
850 (Script_sections::create_note_and_tls_segments): Add a .interp
851 section to a PT_INTERP segment even if we have seen a
852 --dynamic-linker option.
853
766f91bb
ILT		 8542011-06-18 Ian Lance Taylor <iant@google.com>
855
856 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
857 merely because a non-PT_LOAD segment has a dynamic reloc.
858
0d212c3a
ILT		 8592011-06-18 Ian Lance Taylor <iant@google.com>
860
861 * layout.cc (Layout::finish_dynamic_section): Don't create
862 DT_FLAGS entry if not needed.
863
911a5072
ILT		 8642011-06-18 Ian Lance Taylor <iant@google.com>
865
866 PR gold/12745
867 * layout.cc (Layout::layout_eh_frame): Correct handling of
868 writable .eh_frame section.
869
534b4e5f
ILT		 8702011-06-17 Ian Lance Taylor <iant@google.com>
871
872 PR gold/12893
873 * resolve.cc (Symbol_table::resolve): Don't give an error if a
874 symbol is redefined with the exact same object and value.
875
10b4f102
ILT		 8762011-06-17 Ian Lance Taylor <iant@google.com>
877
878 PR gold/12880
879 * layout.h (class Layout): Add interp_segment_ field.
880 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
881 (Layout::attach_allocated_section_to_segment): If making shared
882 library, put .interp section in PT_INTERP segment.
883 (Layout::finalize): Also call create_interp if -dynamic-linker
884 option was used.
885 (Layout::create_interp): Assert that there is no PT_INTERP
886 segment. If not using a SECTIONS clause, use make_output_section.
887 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
888 * script-sections.cc
889 (Script_sections::create_note_and_tls_segments): If making shared
890 library, put .interp section in PT_INTERP segment.
891
a29b0dad
ILT		 8922011-06-17 Ian Lance Taylor <iant@google.com>
893
e588ea8d
ILT		 894 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
895 when making a shared library.
896
8972011-06-17 Ian Lance Taylor <iant@google.com>
898
899 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
900 parameter. Change all callers. Don't issue warning about PC32
901 against locally defined symbol.
a29b0dad 902
9d3b0698
ILT		 9032011-06-16 Ian Lance Taylor <iant@google.com>
904
905 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
906 occurs in same object.
907
85b0f90c
AM		 9082011-06-14 Alan Modra <amodra@gmail.com>
909
910 * po/POTFILES.in: Regenerate.
911
a94907d9
ILT		 9122011-06-09 Ian Lance Taylor <iant@google.com>
913
914 * script-sections.cc
915 (Orphan_output_section::set_section_addresses): For a relocatable
916 link set address to 0.
917
4fb3a1c3
CC		 9182011-06-09 Cary Coutant <ccoutant@google.com>
919
920 PR gold/12804
921 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
922 used with --compress-debug-sections.
923 * gold/object.cc (Sized_relobj_file::do_layout): Report
924 uncompressed size of compressed input sections.
925
61220854
CC		 9262011-06-08 Cary Coutant <ccoutant@google.com>
927
928 PR gold/12804
929 * testsuite/two_file_test_2_v1.cc: Change initialization of
930 v2 to keep it in .data.
931
e6455dfb
CC		 9322011-06-07 Cary Coutant <ccoutant@google.com>
933
934 * common.cc (Symbol_table::do_allocate_commons_list): Call
935 gold_fallback.
936 * errors.cc (Errors::fatal): Adjust call to gold_exit.
937 (Errors::fallback): New function.
938 (gold_fallback): New function.
939 * errors.h (Errors::fallback): New function.
940 * gold.cc (gold_exit): Change status parameter to enum; adjust
941 all callers.
942 (queue_initial_tasks): Call gold_fallback.
943 * gold.h: Include cstdlib.
944 (Exit_status): New enum type.
945 (gold_exit): Change status parameter to enum.
946 (gold_fallback): New function.
947 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
948 (Layout::create_symtab_sections): Likewise.
949 (Layout::create_shdrs): Likewise.
950 * main.cc (main): Adjust call to gold_exit.
951 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
952 (Output_data_got::add_got_entry_pair): Likewise.
953 (Output_section::add_input_section): Likewise.
954 (Output_section::add_output_section_data): Likewise.
955 (Output_segment::set_section_list_addresses): Likewise.
956 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
957
fb0e076f
CC		 9582011-06-07 Cary Coutant <ccoutant@google.com>
959
960 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
961 for incremental links.
962 * output.cc (Output_segment::set_section_list_addresses): Remove
963 FIXME and test for TLS or BSS.
964
a5ee4d5d
CC		 9652011-06-07 Cary Coutant <ccoutant@google.com>
966
967 * testsuite/Makefile.am: Add incremental_copy_test,
968 incremental_common_test_1.
969 * testsuite/Makefile.in: Regenerate.
970 * testsuite/common_test_1_v1.c: New source file.
971 * testsuite/common_test_1_v2.c: New source file.
972 * testsuite/copy_test_v1.cc: New source file.
973
5146f448
CC		 9742011-06-07 Cary Coutant <ccoutant@google.com>
975
976 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
977 update, allocate common from bss section's free list.
978 * incremental-dump.cc (dump_incremental_inputs): Print flag for
979 linker-defined symbols.
980 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
981 Skip GOT and PLT entries that are no longer referenced.
982 (Output_section_incremental_inputs::write_info_blocks): Mark
983 linker-defined symbols.
984 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
985 * output.cc (Output_section::allocate): New function.
986 * output.h (Output_section::allocate): New function.
987 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
988 linker-defined symbols.
989 (Symbol::override_base_with_special): Copy is_predefined_ flag.
990 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
991 (Symbol::init_base_output_data): Likewise.
992 (Symbol::init_base_output_segment): Likewise.
993 (Symbol::init_base_constant): Likewise.
994 (Sized_symbol::init_output_data): Likewise.
995 (Sized_symbol::init_output_segment): Likewise.
996 (Sized_symbol::init_constant): Likewise.
997 (Symbol_table::do_define_in_output_data): Likewise.
998 (Symbol_table::do_define_in_output_segment): Likewise.
999 (Symbol_table::do_define_as_constant): Likewise.
1000 * symtab.h (Symbol::is_predefined): New function.
1001 (Symbol::init_base_output_data): Add is_predefined parameter.
1002 (Symbol::init_base_output_segment): Likewise.
1003 (Symbol::init_base_constant): Likewise.
1004 (Symbol::is_predefined_): New data member.
1005 (Sized_symbol::init_output_data): Add is_predefined parameter.
1006 (Sized_symbol::init_output_segment): Likewise.
1007 (Sized_symbol::init_constant): Likewise.
1008 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1009
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CC		 10102011-06-07 Cary Coutant <ccoutant@google.com>
1011
1012 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1013 instead of emit_copy_reloc.
1014 (Copy_relocs::emit_copy_reloc): Refactor.
1015 (Copy_relocs::make_copy_reloc): New function.
1016 (Copy_relocs::add_copy_reloc): Remove.
1017 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1018 section.
1019 (Copy_relocs::make_copy_reloc): New function.
1020 (Copy_relocs::add_copy_reloc): Remove.
1021 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1022 unchanged input files.
1023 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1024 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1025 Reserve BSS space for COPY relocations.
1026 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1027 (Output_section_incremental_inputs::write_info_blocks): Record
1028 whether a symbol is copied from a shared object.
1029 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1030 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1031 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1032 (Incremental_input_entry_reader::get_output_symbol_index): Add
1033 is_copy parameter.
1034 (Incremental_binary::emit_copy_relocs): New function.
1035 (Incremental_binary::do_emit_copy_relocs): New function.
1036 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1037 new data member.
1038 (Sized_incremental_binary::add_copy_reloc): New function.
1039 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1040 (Sized_incremental_binary::Copy_reloc): New struct.
1041 (Sized_incremental_binary::Copy_relocs): New typedef.
1042 (Sized_incremental_binary::copy_relocs_): New data member.
1043 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1044 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1045 * target.h (Sized_target::emit_copy_reloc): New function.
1046 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1047
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CC		 10482011-06-02 Cary Coutant <ccoutant@google.com>
1049
1050 PR gold/12163
1051 * gold/archive.cc (Archive::Archive): Initialize new data member.
1052 (Archive::include_all_members): Return if archive has already been
1053 included.
1054 * gold/archive.h (Archive::include_all_members_): New data member.
1055
cc643b88
NC		 10562011-06-02 Nick Clifton <nickc@redhat.com>
1057
1058 * dynobj.h: Fix spelling mistake in comment.
1059 * output.cc: Likewise.
1060
f62a3ca7
DK		 10612011-05-31 Doug Kwan <dougkwan@google.com>
1062 Asier Llano
1063
1064 PR gold/12826
cc643b88 1065 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1066 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1067 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1068 redundant arm_exidx_test.so.
1069 * testsuite/Makefile.in: Regenerate.
1070 (check_SCRIPTS): Add pr12826.sh
1071 (check_DATA): Add pr12826.stdout
1072 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1073 * testsuite/pr12826.sh: New file.
1074 * testsuite/pr12826_1.s: Ditto.
1075 * testsuite/pr12826_1.s: Ditto.
1076
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ILT		 10772011-05-30 Ian Lance Taylor <iant@google.com>
1078
1079 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1080 sections.
1081
c49875be
ILT		 10822011-05-29 Ian Lance Taylor <iant@google.com>
1083
1084 PR gold/12804
1085 * testsuite/Makefile.am: Use different file name for two_file_test
1086 temporary file for each incremental test.
1087 * testsuite/Makefile.in: Rebuild.
1088
69d53f7a
ILT		 10892011-05-29 Ian Lance Taylor <iant@google.com>
1090
1091 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1092 binary input file is empty.
1093
41d0ab5f
ILT		 10942011-05-27 Ian Lance Taylor <iant@google.com>
1095
1096 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1097 (ver_test_9.so): Likewise.
1098 * testsuite/Makefile.in: Rebuild.
1099
89d8a36b
CC		 11002011-05-26 Cary Coutant <ccoutant@google.com>
1101
1102 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1103 * incremental.cc (Incremental_inputs::report_input_section): Fix
1104 comment, indentation.
1105 (Incremental_inputs::report_comdat_group): New function.
1106 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1107 of data for incremental input file entry.
1108 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1109 group count, COMDAT group signatures.
1110 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1111 an unchanged input file.
1112 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1113 Initialize new data member.
1114 (Incremental_object_entry::add_comdat_group): New function.
1115 (Incremental_object_entry::get_comdat_group_count): New function.
1116 (Incremental_object_entry::get_comdat_signature_key): New function.
1117 (Incremental_object_entry::groups_): New data member.
1118 (Incremental_inputs::report_comdat_group): New function.
1119 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1120 data for incremental input file entry.
1121 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1122 (Incremental_input_entry_reader::get_input_section): Adjust size of
1123 data for incremental input file entry.
1124 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1125 (Incremental_input_entry_reader::get_comdat_group_signature): New
1126 function.
1127 * object.cc (Sized_relobj::include_section_group): Report kept
1128 COMDAT groups for incremental links.
1129
1706a06f
ILT		 11302011-05-24 David Meyer <pdox@google.com>
1131
1132 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1133 with name parameter. Add found_name parameter.
1134 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1135 * dirsearch.h (class Dirsearch): Update declaration.
1136
a10ae760
ILT		 11372011-05-24 Ian Lance Taylor <iant@google.com>
1138
1139 * archive.cc (Library_base::should_include_member): Pull in object
1140 from archive if it defines the entry symbol.
1141 * parameters.cc (Parameters::entry): New function.
1142 * parameters.h (class Parameters): Declare entry.
1143 * output.h (class Output_file_header): Remove entry_ field.
1144 * output.cc (Output_file_header::Output_file_header): Remove entry
1145 parameter. Change all callers.
1146 (Output_file_header::entry): Use parameters->entry.
1147 * gold.cc (queue_middle_tasks): Likewise.
1148 * plugin.cc (Plugin_hook::run): Likewise.
1149
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CC		 11502011-05-24 Cary Coutant <ccoutant@google.com>
1151
1152 * gold.cc (queue_initial_tasks): Pass incremental base filename
1153 to Output_file::open_base_file; don't print error message.
1154 * incremental-dump.cc (main): Adjust call to
1155 Output_file::open_for_modification.
1156 * incremental-dump.cc (main): Likewise.
1157 * incremental.cc (Incremental_inputs::report_command_line):
1158 Ignore --incremental-base option when comparing command lines.
1159 Ignore parameter when given as separate argument.
1160 * options.h (class General_options): Add --incremental-base.
1161 * output.cc (Output_file::Output_file):
1162 (Output_file::open_base_file): Add base_name and writable parameters;
1163 read base file into new file; print error message here.
1164 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1165 callers.
1166 * output.h (Output_file::open_for_modification): Rename to...
1167 (Output_file::open_base_file): ...this; add base_name and
1168 writable parameters; adjust all callers.
1169 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1170 callers.
1171 * testsuite/Makefile.am (incremental_test_4): Test
1172 --incremental-base.
1173 * testsuite/Makefile.in: Regenerate.
1174
2eedd706
CC		 11752011-05-24 Cary Coutant <ccoutant@google.com>
1176
1177 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1178 incremental_test_4.
1179 * testsuite/Makefile.in: Regenerate.
1180 * testsuite/two_file_test_1_v1.cc: New test source file.
1181 * testsuite/two_file_test_1b_v1.cc: New test source file.
1182 * testsuite/two_file_test_2_v1.cc: New test source file.
1183
0f1c85a6
CC		 11842011-05-24 Cary Coutant <ccoutant@google.com>
1185
1186 * dynobj.h (Dynobj::do_dynobj): New function.
1187 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1188 flag and soname for shared objects.
1189 * incremental.cc (Incremental_inputs::report_object): Make
1190 either Incremental_object_entry or Incremental_dynobj_entry; add
1191 soname to string table.
1192 (Incremental_inputs::report_input_section): Add assertion.
1193 (Output_section_incremental_inputs::set_final_data_size): Adjust
1194 type of input file entry for shared libraries; adjust size of
1195 shared library info entry.
1196 (Output_section_incremental_inputs::write_input_files): Write
1197 as_needed flag for shared libraries.
1198 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1199 of input file entry for shared libraries; write soname.
1200 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1201 soname from incremental info.
1202 * incremental.h (enum Incremental_input_flags): Add
1203 INCREMENTAL_INPUT_AS_NEEDED.
1204 (Incremental_input_entry::Incremental_input_entry): Initialize new
1205 data member.
1206 (Incremental_input_entry::set_as_needed): New function.
1207 (Incremental_input_entry::as_needed): New function.
1208 (Incremental_input_entry::do_dynobj_entry): New function.
1209 (Incremental_input_entry::as_needed_): New data member.
1210 (Incremental_object_entry::Incremental_object_entry): Don't check
1211 for shared library.
1212 (Incremental_object_entry::do_type): Likewise.
1213 (class Incremental_dynobj_entry): New class.
1214 (Incremental_input_entry_reader::as_needed): New function.
1215 (Incremental_input_entry_reader::get_soname): New function.
1216 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1217 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1218 size of shared library info entry.
1219 * layout.cc (Layout::finish_dynamic_section): Don't test for
1220 incremental link when adding DT_NEEDED entries.
1221 * object.h (Object::Object): Initialize new data member.
1222 (Object::dynobj): New function.
1223 (Object::set_as_needed): New function.
1224 (Object::as_needed): New function.
1225 (Object::do_dynobj): New function.
1226 (Object::as_needed_): New data member.
1227
6fa2a40b
CC		 12282011-05-24 Cary Coutant <ccoutant@google.com>
1229
1230 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1231 info; adjust display of GOT entries.
1232 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1233 vector of input objects; remove file_status_.
1234 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1235 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1236 got_plt reader; call target hooks to reserve GOT entries.
1237 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1238 of input file info header and GOT info entry.
1239 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1240 relocation info.
1241 (Got_plt_view_info::got_descriptor): Remove.
1242 (Got_plt_view_info::sym_index): New data member.
1243 (Got_plt_view_info::input_index): New data member.
1244 (Local_got_offset_visitor::visit): Write input file index.
1245 (Global_got_offset_visitor::visit): Write 0 for input file index.
1246 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1247 with sym_index and input_index.
1248 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1249 incremental info GOT entry; replace got_descriptor with input_index.
1250 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1251 map from input file index to object.
1252 (Sized_relobj_incr::do_layout): Replace direct data member reference
1253 with accessor function.
1254 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1255 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1256 Adjust size of input file info header.
1257 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1258 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1259 (Incremental_input_entry_reader::get_input_section): Adjust size of
1260 input file info header.
1261 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1262 of incremental info GOT entry.
1263 (Incremental_got_plt_reader::get_got_desc): Remove.
1264 (Incremental_got_plt_reader::get_got_symndx): New function.
1265 (Incremental_got_plt_reader::get_got_input_index): New function.
1266 (Sized_incremental_binary::Sized_incremental_binary): Remove
1267 file_status_; add input_objects_.
1268 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1269 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1270 (Sized_incremental_binary::file_is_unchanged): Remove.
1271 (Sized_incremental_binary::set_input_object): New function.
1272 (Sized_incremental_binary::input_object): New function.
1273 (Sized_incremental_binary::file_status_): Remove.
1274 (Sized_incremental_binary::input_objects_): New data member.
1275 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1276 references.
1277 (Sized_relobj_incr::invalid_address): Move to base class.
1278 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1279 class.
1280 (Sized_relobj_incr::do_output_section_offset): Likewise.
1281 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1282 (Sized_relobj_incr::section_offsets_): Likewise.
1283 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1284 function.
1285 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1286 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1287 with accessor function.
1288 (Sized_relobj_file::do_layout): Likewise.
1289 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1290 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1291 (Sized_relobj_file::compute_final_local_value): Replace refs to
1292 section_offsets_ with accessor function.
1293 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1294 * object.h (Relobj::Relobj): Initialize new data members.
1295 (Relobj::add_dyn_reloc): New function.
1296 (Relobj::first_dyn_reloc): New function.
1297 (Relobj::dyn_reloc_count): New function.
1298 (Relobj::first_dyn_reloc_): New data member.
1299 (Relobj::dyn_reloc_count_): New data member.
1300 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1301 references.
1302 (Sized_relobj::Address): New typedef.
1303 (Sized_relobj::invalid_address): Move here from child class.
1304 (Sized_relobj::Sized_relobj): Initialize new data members.
1305 (Sized_relobj::sized_relobj): New function.
1306 (Sized_relobj::is_output_section_offset_invalid): Move here from
1307 child class.
1308 (Sized_relobj::get_output_section_offset): Likewise.
1309 (Sized_relobj::local_has_got_offset): Likewise.
1310 (Sized_relobj::local_got_offset): Likewise.
1311 (Sized_relobj::set_local_got_offset): Likewise.
1312 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1313 (Sized_relobj::clear_got_offsets): New function.
1314 (Sized_relobj::section_offsets): Move here from child class.
1315 (Sized_relobj::do_output_section_offset): Likewise.
1316 (Sized_relobj::do_set_section_offset): Likewise.
1317 (Sized_relobj::Local_got_offsets): Likewise.
1318 (Sized_relobj::local_got_offsets_): Likewise.
1319 (Sized_relobj::section_offsets_): Likewise.
1320 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1321 references.
1322 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1323 class.
1324 (Sized_relobj_file::sized_relobj): New function
1325 (Sized_relobj_file::local_has_got_offset): Move to base class.
1326 (Sized_relobj_file::local_got_offset): Likewise.
1327 (Sized_relobj_file::set_local_got_offset): Likewise.
1328 (Sized_relobj_file::get_output_section_offset): Likewise.
1329 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1330 (Sized_relobj_file::do_output_section_offset): Likewise.
1331 (Sized_relobj_file::do_set_section_offset): Likewise.
1332 (Sized_relobj_file::Local_got_offsets): Likewise.
1333 (Sized_relobj_file::local_got_offsets_): Likewise.
1334 (Sized_relobj_file::section_offsets_): Likewise.
1335 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1336 (all constructors).
1337 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1338 (Output_reloc::get_symbol_index): Likewise.
1339 (Output_reloc::local_section_offset): Likewise.
1340 (Output_reloc::get_address): Likewise.
1341 (Output_reloc::symbol_value): Likewise.
1342 (Output_data_got::reserve_slot): Move to class definition.
1343 (Output_data_got::reserve_local): New function.
1344 (Output_data_got::reserve_slot_for_global): Remove.
1345 (Output_data_got::reserve_global): New function.
1346 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1347 (all constructors, two instantiations).
1348 (Output_reloc::get_relobj): New function (two instantiations).
1349 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1350 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1351 (Output_data_reloc::add_global): Adjust type of relobj.
1352 (Output_data_reloc::add_global_relative): Likewise.
1353 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1354 (Output_data_reloc::add_local): Likewise.
1355 (Output_data_reloc::add_local_relative): Likewise.
1356 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1357 (Output_data_reloc::add_local_section): Likewise.
1358 (Output_data_reloc::add_output_section): Likewise.
1359 (Output_data_reloc::add_absolute): Likewise.
1360 (Output_data_reloc::add_target_specific): Likewise.
1361 (Output_data_got::reserve_slot): Move definition here.
1362 (Output_data_got::reserve_local): New function.
1363 (Output_data_got::reserve_global): New function.
1364 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1365 section_offsets_ with accessor function.
1366 (Sized_relobj_file::write_sections): Likewise.
1367 (Sized_relobj_file::do_relocate_sections): Likewise.
1368 * target.h (Sized_target::reserve_local_got_entry): New function.
1369 (Sized_target::reserve_global_got_entry): New function.
1370 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1371 (Target_x86_64::reserve_global_got_entry): New function.
1372 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1373
4829d394
CC		 13742011-05-23 Cary Coutant <ccoutant@google.com>
1375
1376 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1377 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1378 bit when checking got_type.
1379 * incremental.cc (Sized_incremental_binary::setup_readers):
1380 Store symbol table and string table locations; initialize bit vector
1381 of file status flags.
1382 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1383 unchanged files.
1384 (Sized_incremental_binary::do_process_got_plt): New function.
1385 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1386 (Output_section_incremental_inputs::set_final_data_size): Record
1387 file index for each input file.
1388 (Output_section_incremental_inputs::write_got_plt): Store file index
1389 instead of input entry offset for each GOT entry.
1390 * incremental.h
1391 (Incremental_input_entry::Incremental_input_entry): Initialize new
1392 data member.
1393 (Incremental_input_entry::set_offset): Store file index.
1394 (Incremental_input_entry::get_file_index): New function.
1395 (Incremental_input_entry::file_index_): New data member.
1396 (Incremental_binary::process_got_plt): New function.
1397 (Incremental_binary::do_process_got_plt): New function.
1398 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1399 data members.
1400 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1401 (Sized_incremental_binary::set_file_is_unchanged): New function.
1402 (Sized_incremental_binary::file_is_unchanged): New function.
1403 (Sized_incremental_binary::do_process_got_plt): New function.
1404 (Sized_incremental_binary::file_status_): New data member.
1405 (Sized_incremental_binary::main_symtab_loc_): New data member.
1406 (Sized_incremental_binary::main_strtab_loc_): New data member.
1407 * output.cc (Output_data_got::Got_entry::write): Add case
1408 RESERVED_CODE.
1409 (Output_data_got::add_global): Call add_got_entry.
1410 (Output_data_got::add_global_plt): Likewise.
1411 (Output_data_got::add_global_with_rel): Likewise.
1412 (Output_data_got::add_global_with_rela): Likewise.
1413 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1414 (Output_data_got::add_global_pair_with_rela): Likewise.
1415 (Output_data_got::add_local): Call add_got_entry.
1416 (Output_data_got::add_local_plt): Likewise.
1417 (Output_data_got::add_local_with_rel): Likewise.
1418 (Output_data_got::add_local_with_rela): Likewise.
1419 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1420 (Output_data_got::add_local_pair_with_rela): Likewise.
1421 (Output_data_got::reserve_slot): New function.
1422 (Output_data_got::reserve_slot_for_global): New function.
1423 (Output_data_got::add_got_entry): New function.
1424 (Output_data_got::add_got_entry_pair): New function.
1425 (Output_section::add_output_section_data): Edit FIXME.
1426 * output.h
1427 (Output_section_data_build::Output_section_data_build): New
1428 constructor with size parameter.
1429 (Output_data_space::Output_data_space): Likewise.
1430 (Output_data_got::Output_data_got): Initialize new data member; new
1431 constructor with size parameter.
1432 (Output_data_got::add_constant): Call add_got_entry.
1433 (Output_data_got::reserve_slot): New function.
1434 (Output_data_got::reserve_slot_for_global): New function.
1435 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1436 (Output_data_got::add_got_entry): New function.
1437 (Output_data_got::add_got_entry_pair): New function.
1438 (Output_data_got::free_list_): New data member.
1439 * target.h (Sized_target::init_got_plt_for_update): New function.
1440 (Sized_target::register_global_plt_entry): New function.
1441 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1442 Initialize new data member; call init; add constructor with PLT count.
1443 (Output_data_plt_x86_64::init): New function.
1444 (Output_data_plt_x86_64::add_relocation): New function.
1445 (Output_data_plt_x86_64::reserve_slot): New function.
1446 (Output_data_plt_x86_64::free_list_): New data member.
1447 (Target_x86_64::init_got_plt_for_update): New function.
1448 (Target_x86_64::register_global_plt_entry): New function.
1449 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1450 incremental updates.
1451 (Output_data_plt_x86_64::add_relocation): New function.
1452 * testsuite/object_unittest.cc (Object_test): Set default options.
1453
ec69d6da
ILT		 14542011-05-16 Ian Lance Taylor <iant@google.com>
1455
1456 * options.h (class General_options): Make -i a synonym for -r.
1457
732e31de
ILT		 14582011-05-16 Ian Lance Taylor <iant@google.com>
1459
1460 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1461
403676b5
CC		 14622011-05-10 Cary Coutant <ccoutant@google.com>
1463
1464 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1465 strip_all (-s).
1466
5b7b7d6e
ILT		 14672011-05-06 Ian Lance Taylor <iant@google.com>
1468
1469 * layout.cc (Layout::layout): If the output section flags change,
1470 update the ordering.
1471
f0f9babf
CC		 14722011-04-25 Cary Coutant <ccoutant@google.com>
1473
1474 * incremental-dump.cc (dump_incremental_inputs): Print local
1475 symbol info for each input file.
1476 * incremental.cc
1477 (Output_section_incremental_inputs::set_final_data_size): Add local
1478 symbol info to input file entries in incremental info.
1479 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1480 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1481 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1482 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1483 implementation.
1484 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1485 (Sized_incr_relobj::do_relocate): Write the local symbols.
1486 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1487 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1488 Adjust size of input file header.
1489 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1490 (Incremental_inputs_reader::get_local_symbol_count): New function.
1491 (Incremental_inputs_reader::get_input_section): Adjust size of input
1492 file header.
1493 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1494 (Sized_incr_relobj::This): New typedef.
1495 (Sized_incr_relobj::sym_size): New const data member.
1496 (Sized_incr_relobj::Local_symbol): New struct.
1497 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1498 (Sized_incr_relobj::do_local_symbol_offset): New function.
1499 (Sized_incr_relobj::local_symbol_count_): New data member.
1500 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1501 (Sized_incr_relobj::local_symbol_index_): New data member.
1502 (Sized_incr_relobj::local_symbol_offset_): New data member.
1503 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1504 (Sized_incr_relobj::local_symbols_): New data member.
1505 * object.h (Relobj::output_local_symbol_count): New function.
1506 (Relobj::local_symbol_offset): New function.
1507 (Relobj::do_output_local_symbol_count): New function.
1508 (Relobj::do_local_symbol_offset): New function.
1509 (Sized_relobj::do_output_local_symbol_count): New function.
1510 (Sized_relobj::do_local_symbol_offset): New function.
1511
d0a9ace3
ILT		 15122011-04-22 Vladimir Simonov <sv@sw.ru>
1513
1514 * descriptors.cc (set_close_on_exec): New function.
1515 (Descriptors::open): Use set_close_on_exec.
1516 * output.cc (S_ISLNK): Define if not defined.
1517
94a3fc8b
CC		 15182011-04-22 Cary Coutant <ccoutant@google.com>
1519
1520 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1521 global symbol map.
1522 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1523 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1524 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1525 relocations.
1526 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1527 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1528 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1529 * incremental.h
1530 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1531 function.
1532 (Incremental_binary::apply_incremental_relocs): New function.
1533 (Incremental_binary::do_apply_incremental_relocs): New function.
1534 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1535 data member.
1536 (Sized_incremental_binary::add_global_symbol): New function.
1537 (Sized_incremental_binary::global_symbol): New function.
1538 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1539 (Sized_incremental_binary::symbol_map_): New data member.
1540 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1541 * target.h (Sized_target::apply_relocation): New function.
1542 * target-reloc.h (apply_relocation): New function.
1543 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1544
c87e4302
DK		 15452011-04-22 Doug Kwan <dougkwan@google.com>
1546
1547 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1548 flag of a SHT_ARM_EXIDX section.
1549 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1550 * testsuite/Makefile.in: Regenerate.
1551 * testsuite/arm_exidx_test.s: New file.
1552 * testsuite/arm_exidx_test.sh: Same.
1553
e7782cf6
CC		 15542011-04-20 Cary Coutant <ccoutant@google.com>
1555
1556 PR gold/12689
1557 * archive.h (Incremental_archive_entry::Archive_member):
1558 Initialize arg_serial_ (second constructor).
1559
308ecdc7
ILT		 15602011-04-17 Ian Lance Taylor <iant@google.com>
1561
1562 * object.cc (Relocate_info::location): Simplify location string.
1563 * errors.cc (Errors::error_at_location): Don't print program
1564 name.
1565 (Errors::warning_at_location): Likewise.
1566 (Errors::undefined_symbol): Likewise.
1567 * testsuite/debug_msg.sh: Update accordingly.
1568
bec5b579
CC		 15692011-04-14 Cary Coutant <ccoutant@google.com>
1570
1571 * gold/layout.cc (Layout::symtab_section_offset): New function.
1572 * gold/layout.h (Layout::symtab_section_offset): New function.
1573 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1574
88597d34
ILT		 15752011-04-12 Ian Lance Taylor <iant@google.com>
1576
1577 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1578 with MREMAP_MAYMOVE.
1579 * output.h (class Output_file): Add map_is_allocated_ field.
1580 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1581 not available, provide stubs. If mremap is not available, #define
1582 it to gold_mremap.
1583 (MREMAP_MAYMOVE): Define if not defined.
1584 (Output_file::Output_file): Initialize map_is_allocated_.
1585 (Output_file::resize): Check map_is_allocated_.
1586 (Output_file::map_anonymous): If mmap fails, use malloc.
1587 (Output_file::unmap): Don't do anything for an anonymous map.
1588 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1589 is not available, provide stubs.
1590 (File_read::View::~View): Use free rather than delete[].
1591 (File_read::make_view): Use malloc rather than new[]. If mmap
1592 fails, use malloc.
1593 (File_read::find_or_make_view): Use malloc rather than new[].
1594 * gold.h: Remove HAVE_REMAP code.
1595 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1596 exists. Rename mremap to gold_mremap. If mmap is not available
1597 don't do anything.
1598 * configure, config.in: Rebuild.
1599
11e361bc
ILT		 16002011-04-11 Ian Lance Taylor <iant@google.com>
1601
1602 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1603 initialize local variable v.
1604
cdc29364
CC		 16052011-04-11 Cary Coutant <ccoutant@google.com>
1606
1607 * archive.cc (Archive::include_member): Adjust call to
1608 report_object.
1609 (Add_archive_symbols::run): Track argument serial numbers.
1610 (Lib_group::include_member): Likewise.
1611 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1612 * archive.h (Incremental_archive_entry::Archive_member):
1613 Initialize arg_serial_.
1614 (Archive_member::arg_serial_): New data member.
1615 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1616 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1617 incremental link.
1618 (Sized_dynobj::do_for_all_local_got_entries): New function.
1619 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1620 function.
1621 * fileread.cc (get_mtime): New function.
1622 * fileread.h (get_mtime): New function.
1623 * gold.cc (queue_initial_tasks): Check for incremental update.
1624 (process_incremental_input): New function.
1625 (queue_middle_tasks): Don't force valid target for incremental
1626 update.
1627 * incremental-dump.cc (find_input_containing_global): Adjust
1628 size of symbol info entry.
1629 (dump_incremental_inputs): Dump argument serial number and
1630 in_system_directory flag; bias shndx by 1; print symbol names
1631 when dumping per-file symbol lists; use new symbol info readers.
1632 * incremental.cc
1633 (Output_section_incremental_inputs:update_data_size): New function.
1634 (Sized_incremental_binary::setup_readers): Setup input readers
1635 for each input file; build maps for files added from libraries
1636 and scripts.
1637 (Sized_incremental_binary::check_input_args): New function.
1638 (Sized_incremental_binary::do_check_inputs): Build map of argument
1639 serial numbers to input arguments.
1640 (Sized_incremental_binary::do_file_has_changed): Rename
1641 do_file_is_unchanged to this; compare file modification times.
1642 (Sized_incremental_binary::do_init_layout): New function.
1643 (Sized_incremental_binary::do_reserve_layout): New function.
1644 (Sized_incremental_binary::do_get_input_reader): Remove.
1645 (Sized_incremental_binary::get_symtab_view): New function.
1646 (Incremental_checker::can_incrementally_link_output_file): Remove.
1647 (Incremental_inputs::report_command_line): Exclude --debug options.
1648 (Incremental_inputs::report_archive_begin): Add parameter; track
1649 argument serial numbers; don't put input file entry for archive
1650 before archive members.
1651 (Incremental_inputs::report_archive_end): Put input file entry
1652 for archive after archive members.
1653 (Incremental_inputs::report_object): Add parameter; track argument
1654 serial numbers and in_system_directory flag.
1655 (Incremental_inputs::report_script): Add parameter; track argument
1656 serial numbers.
1657 (Output_section_incremental_inputs::set_final_data_size): Adjust
1658 size of symbol info entry; check for forwarding symbols.
1659 (Output_section_incremental_inputs::write_input_files): Write
1660 in_system_directory flag and argument serial number.
1661 (Output_section_incremental_inputs::write_info_blocks): Map section
1662 indices between incremental info and original input file; store
1663 input section index for each symbol.
1664 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1665 change operator() to visit().
1666 (class Global_got_offset_visitor): Likewise.
1667 (class Global_symbol_visitor_got_plt):
1668 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1669 classes.
1670 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1671 (Sized_incr_relobj::do_read_symbols): New function.
1672 (Sized_incr_relobj::do_layout): New function.
1673 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1674 (Sized_incr_relobj::do_add_symbols): New function.
1675 (Sized_incr_relobj::do_should_include_member): New function.
1676 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1677 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1678 (Sized_incr_relobj::do_section_size): New function.
1679 (Sized_incr_relobj::do_section_name): New function.
1680 (Sized_incr_relobj::do_section_contents): New function.
1681 (Sized_incr_relobj::do_section_flags): New function.
1682 (Sized_incr_relobj::do_section_entsize): New function.
1683 (Sized_incr_relobj::do_section_address): New function.
1684 (Sized_incr_relobj::do_section_type): New function.
1685 (Sized_incr_relobj::do_section_link): New function.
1686 (Sized_incr_relobj::do_section_info): New function.
1687 (Sized_incr_relobj::do_section_addralign): New function.
1688 (Sized_incr_relobj::do_initialize_xindex): New function.
1689 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1690 (Sized_incr_relobj::do_read_relocs): New function.
1691 (Sized_incr_relobj::do_gc_process_relocs): New function.
1692 (Sized_incr_relobj::do_scan_relocs): New function.
1693 (Sized_incr_relobj::do_count_local_symbols): New function.
1694 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1695 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1696 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1697 (Sized_incr_relobj::do_relocate): New function.
1698 (Sized_incr_relobj::do_set_section_offset): New function.
1699 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1700 (Sized_incr_dynobj::do_read_symbols): New function.
1701 (Sized_incr_dynobj::do_layout): New function.
1702 (Sized_incr_dynobj::do_add_symbols): New function.
1703 (Sized_incr_dynobj::do_should_include_member): New function.
1704 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1705 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1706 (Sized_incr_dynobj::do_section_size): New function.
1707 (Sized_incr_dynobj::do_section_name): New function.
1708 (Sized_incr_dynobj::do_section_contents): New function.
1709 (Sized_incr_dynobj::do_section_flags): New function.
1710 (Sized_incr_dynobj::do_section_entsize): New function.
1711 (Sized_incr_dynobj::do_section_address): New function.
1712 (Sized_incr_dynobj::do_section_type): New function.
1713 (Sized_incr_dynobj::do_section_link): New function.
1714 (Sized_incr_dynobj::do_section_info): New function.
1715 (Sized_incr_dynobj::do_section_addralign): New function.
1716 (Sized_incr_dynobj::do_initialize_xindex): New function.
1717 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1718 (make_sized_incremental_object): New function.
1719 (Incremental_library::copy_unused_symbols): New function.
1720 (Incremental_library::do_for_all_unused_symbols): New function.
1721 * incremental.h (enum Incremental_input_flags): New type.
1722 (class Incremental_checker): Remove.
1723 (Incremental_input_entry::Incremental_input_entry): Add argument
1724 serial number.
1725 (Incremental_input_entry::arg_serial): New function.
1726 (Incremental_input_entry::set_is_in_system_directory): New function.
1727 (Incremental_input_entry::is_in_system_directory): New function.
1728 (Incremental_input_entry::arg_serial_): New data member.
1729 (Incremental_input_entry::is_in_system_directory_): New data member.
1730 (class Script_info): Move here from script.h.
1731 (Script_info::Script_info): Add filename parameter.
1732 (Script_info::filename): New function.
1733 (Script_info::filename_): New data member.
1734 (Incremental_script_entry::Incremental_script_entry): Add argument
1735 serial number.
1736 (Incremental_object_entry::Incremental_object_entry): Likewise.
1737 (Incremental_object_entry::add_input_section): Build list of input
1738 sections with map to original shndx.
1739 (Incremental_object_entry::get_input_section_index): New function.
1740 (Incremental_object_entry::shndx_): New data member.
1741 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1742 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1743 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1744 serial number.
1745 (Incremental_inputs::report_archive_begin): Likewise.
1746 (Incremental_inputs::report_object): Likewise.
1747 (Incremental_inputs::report_script): Likewise.
1748 (class Incremental_global_symbol_reader): New class.
1749 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1750 and store flags and input file type.
1751 (Incremental_input_entry_reader::arg_serial): New function.
1752 (Incremental_input_entry_reader::type): Extract type from flags.
1753 (Incremental_input_entry_reader::is_in_system_directory): New function.
1754 (Incremental_input_entry_reader::get_input_section_count): Call
1755 accessor function for type.
1756 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1757 function for type; adjust size of global symbol entry.
1758 (Incremental_input_entry_reader::get_global_symbol_count): Call
1759 accessor function for type.
1760 (Incremental_input_entry_reader::get_object_count): Likewise.
1761 (Incremental_input_entry_reader::get_object_offset): Likewise.
1762 (Incremental_input_entry_reader::get_member_count): Likewise.
1763 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1764 (Incremental_input_entry_reader::get_member_offset): Likewise.
1765 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1766 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1767 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1768 (Incremental_input_entry_reader::get_global_symbol_reader): New
1769 function.
1770 (Incremental_input_entry_reader::get_output_symbol_index): New
1771 function.
1772 (Incremental_input_entry_reader::type_): Remove.
1773 (Incremental_input_entry_reader::flags_): New data member.
1774 (Incremental_inputs_reader::input_file_offset): New function.
1775 (Incremental_inputs_reader::input_file_index): New function.
1776 (Incremental_inputs_reader::input_file): Call input_file_offset.
1777 (Incremental_inputs_reader::input_file_at_offset): New function.
1778 (Incremental_relocs_reader::get_r_type): Reformat.
1779 (Incremental_relocs_reader::get_r_shndx): Reformat.
1780 (Incremental_relocs_reader::get_r_offset): Reformat.
1781 (Incremental_relocs_reader::data): New function.
1782 (Incremental_binary::Incremental_binary): Initialize new data members.
1783 (Incremental_binary::check_inputs): Add cmdline parameter.
1784 (Incremental_binary::file_is_unchanged): Remove.
1785 (Input_reader::arg_serial): New function.
1786 (Input_reader::get_unused_symbol_count): New function.
1787 (Input_reader::get_unused_symbol): New function.
1788 (Input_reader::do_arg_serial): New function.
1789 (Input_reader::do_get_unused_symbol_count): New function.
1790 (Input_reader::do_get_unused_symbol): New function.
1791 (Incremental_binary::input_file_count): New function.
1792 (Incremental_binary::get_input_reader): Change signature to use
1793 index instead of filename.
1794 (Incremental_binary::file_has_changed): New function.
1795 (Incremental_binary::get_input_argument): New function.
1796 (Incremental_binary::get_library): New function.
1797 (Incremental_binary::get_script_info): New function.
1798 (Incremental_binary::init_layout): New function.
1799 (Incremental_binary::reserve_layout): New function.
1800 (Incremental_binary::output_file): New function.
1801 (Incremental_binary::do_check_inputs): New function.
1802 (Incremental_binary::do_file_is_unchanged): Remove.
1803 (Incremental_binary::do_file_has_changed): New function.
1804 (Incremental_binary::do_init_layout): New function.
1805 (Incremental_binary::do_reserve_layout): New function.
1806 (Incremental_binary::do_input_file_count): New function.
1807 (Incremental_binary::do_get_input_reader): Change signature.
1808 (Incremental_binary::input_args_map_): New data member.
1809 (Incremental_binary::library_map_): New data member.
1810 (Incremental_binary::script_map_): New data member.
1811 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1812 new data members.
1813 (Sized_incremental_binary::output_section): New function.
1814 (Sized_incremental_binary::inputs_reader): Add const.
1815 (Sized_incremental_binary::symtab_reader): Add const.
1816 (Sized_incremental_binary::relocs_reader): Add const.
1817 (Sized_incremental_binary::got_plt_reader): Add const.
1818 (Sized_incremental_binary::get_symtab_view): New function.
1819 (Sized_incremental_binary::Inputs_reader): New typedef.
1820 (Sized_incremental_binary::Input_entry_reader): New typedef.
1821 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1822 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1823 (Sized_incremental_binary::do_file_has_changed): New function.
1824 (Sized_incremental_binary::do_init_layout): New function.
1825 (Sized_incremental_binary::do_reserve_layout): New function.
1826 (Sized_input_reader::Inputs_reader): Remove.
1827 (Sized_input_reader::Input_entry_reader): Remove.
1828 (Sized_input_reader::do_arg_serial): New function.
1829 (Sized_input_reader::do_get_unused_symbol_count): New function.
1830 (Sized_input_reader::do_get_unused_symbol): New function.
1831 (Sized_incremental_binary::do_input_file_count): New function.
1832 (Sized_incremental_binary::do_get_input_reader): Change signature;
1833 use index instead of filename.
1834 (Sized_incremental_binary::section_map_): New data member.
1835 (Sized_incremental_binary::input_entry_readers_): New data member.
1836 (class Sized_incr_relobj): New class.
1837 (class Sized_incr_dynobj): New class.
1838 (make_sized_incremental_object): New function.
1839 (class Incremental_library): New class.
1840 * layout.cc (Free_list::num_lists): New static data member.
1841 (Free_list::num_nodes): New static data member.
1842 (Free_list::num_removes): New static data member.
1843 (Free_list::num_remove_visits): New static data member.
1844 (Free_list::num_allocates): New static data member.
1845 (Free_list::num_allocate_visits): New static data member.
1846 (Free_list::init): New function.
1847 (Free_list::remove): New function.
1848 (Free_list::allocate): New function.
1849 (Free_list::dump): New function.
1850 (Free_list::print_stats): New function.
1851 (Layout_task_runner::run): Resize output file for incremental updates.
1852 (Layout::Layout): Initialize new data members.
1853 (Layout::set_incremental_base): New function.
1854 (Layout::init_fixed_output_section): New function.
1855 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1856 incremental updates.
1857 (Layout::create_gold_note): Do not create gold note section for
1858 incremental updates.
1859 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1860 for incremental updates.
1861 (Layout::set_section_offsets): For incremental updates, allocate space
1862 from free list.
1863 (Layout::create_symtab_sections): Layout with offsets relative to
1864 start of section; for incremental updates, allocate space from free
1865 list.
1866 (Layout::create_shdrs): For incremental updates, allocate space from
1867 free list.
1868 (Layout::finish_dynamic_section): For incremental updates, do not
1869 check --as-needed (fixed in subsequent patch).
1870 * layout.h (class Free_list): New class.
1871 (Layout::set_incremental_base): New function.
1872 (Layout::incremental_base): New function.
1873 (Layout::init_fixed_output_section): New function.
1874 (Layout::allocate): New function.
1875 (Layout::incremental_base_): New data member.
1876 (Layout::free_list_): New data member.
1877 * main.cc (main): Print Free_list statistics.
1878 * object.cc (Relobj::finalize_incremental_relocs): Add
1879 clear_counts parameter; clear counts only when clear_counts is set.
1880 (Sized_relobj::Sized_relobj): Initialize new base class.
1881 (Sized_relobj::do_layout): Don't report special sections.
1882 (Sized_relobj::do_for_all_local_got_entries): New function.
1883 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1884 symtab_off to all symbol table offsets.
1885 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1886 * object.h (class Got_offset_list): Move to top of file.
1887 (Object::Object): Allow case where input_file == NULL.
1888 (Object::~Object): Likewise.
1889 (Object::input_file): Assert that input_file != NULL.
1890 (Object::lock): Allow case where input_file == NULL.
1891 (Object::unlock): Likewise.
1892 (Object::is_locked): Likewise.
1893 (Object::token): Likewise.
1894 (Object::release): Likewise.
1895 (Object::is_incremental): New function.
1896 (Object::get_mtime): New function.
1897 (Object::for_all_local_got_entries): New function.
1898 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1899 (Object::set_is_in_system_directory): New function.
1900 (Object::is_in_system_directory): New function.
1901 (Object::do_is_incremental): New function.
1902 (Object::do_get_mtime): New function.
1903 (Object::do_for_all_local_got_entries): New function.
1904 (Object::is_in_system_directory_): New data member.
1905 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1906 (class Sized_relobj_base): New class.
1907 (class Sized_relobj): Derive from Sized_relobj_base.
1908 (class Sized_relobj::Symbols): Redeclare from base class.
1909 (class Sized_relobj::local_got_offset_list): Remove.
1910 (class Sized_relobj::Output_sections): Redeclare from base class.
1911 (class Sized_relobj::do_for_all_local_got_entries): New function.
1912 (class Sized_relobj::write_local_symbols): Add offset parameter.
1913 (class Sized_relobj::local_symbol_offset_): Update comment.
1914 (class Sized_relobj::local_dynsym_offset_): Update comment.
1915 * options.cc (Input_arguments::add_file): Remove const.
1916 * options.h (Input_file_argument::Input_file_argument):
1917 Initialize arg_serial_ (all constructors).
1918 (Input_file_argument::set_arg_serial): New function.
1919 (Input_file_argument::arg_serial): New function.
1920 (Input_file_argument::arg_serial_): New data member.
1921 (Input_arguments::Input_arguments): Initialize file_count_.
1922 (Input_arguments::add_file): Remove const.
1923 (Input_arguments::number_of_input_files): New function.
1924 (Input_arguments::file_count_): New data member.
1925 (Command_line::number_of_input_files): Call
1926 Input_arguments::number_of_input_files.
1927 * output.cc (Output_segment_headers::Output_segment_headers):
1928 Set current size.
1929 (Output_section::Input_section::current_data_size): New function.
1930 (Output_section::Output_section): Initialize new data members.
1931 (Output_section::add_input_section): Don't do merge sections for
1932 an incremental link; allocate space from free list for an
1933 incremental update.
1934 (Output_section::add_output_section_data): Allocate space from
1935 free list for an incremental update.
1936 (Output_section::update_data_size): New function.
1937 (Output_section::set_fixed_layout): New function.
1938 (Output_section::reserve): New function.
1939 (Output_segment::set_section_addresses): Remove const.
1940 (Output_segment::set_section_list_addresses): Remove const; allocate
1941 space from free list for an incremental update.
1942 (Output_segment::set_offset): Adjust size of RELRO segment for an
1943 incremental update.
1944 * output.h (Output_data::current_data_size): Move here from
1945 child classes.
1946 (Output_data::pre_finalize_data_size): New function.
1947 (Output_data::update_data_size): New function.
1948 (Output_section_headers::update_data_size): new function.
1949 (Output_section_data_build::current_data_size): Move to Output_data.
1950 (Output_data_strtab::update_data_size): New function.
1951 (Output_section::current_data_size): Move to Output_data.
1952 (Output_section::set_fixed_layout): New function.
1953 (Output_section::has_fixed_layout): New function.
1954 (Output_section::reserve): New function.
1955 (Output_section::update_data_size): New function.
1956 (Output_section::has_fixed_layout_): New data member.
1957 (Output_section::free_list_): New data member.
1958 (Output_segment::set_section_addresses): Remove const.
1959 (Output_segment::set_section_list_addresses): Remove const.
1960 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1961 New function.
1962 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1963 New function.
1964 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1965 parameter when calling Add_symbols constructor; store argument
1966 serial number for members of a lib group.
1967 (Add_symbols::locks): Allow case where token == NULL.
1968 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1969 (Read_member::~Read_member): New function.
1970 (Read_member::is_runnable): New function.
1971 (Read_member::locks): New function.
1972 (Read_member::run): New function.
1973 (Check_script::~Check_script): New function.
1974 (Check_script::is_runnable): New function.
1975 (Check_script::locks): New function.
1976 (Check_script::run): New function.
1977 (Check_library::~Check_library): New function.
1978 (Check_library::is_runnable): New function.
1979 (Check_library::locks): New function.
1980 (Check_library::run): New function.
1981 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1982 (Add_symbols::library_): New data member.
1983 (class Read_member): New class.
1984 (class Check_script): New class.
1985 (class Check_library): New class.
1986 * reloc.cc (Read_relocs::is_runnable): Allow case where
1987 token == NULL.
1988 (Read_relocs::locks): Likewise.
1989 (Scan_relocs::locks): Likewise.
1990 (Relocate_task::locks): Likewise.
1991 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1992 to clear counters.
1993 (Sized_relobj::incremental_relocs_scan): Fix comment.
1994 (Sized_relobj::do_relocate): Pass output file offset to
1995 write_local_symbols.
1996 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1997 from class declaration.
1998 * script.cc (read_input_script): Allocate Script_info; pass
1999 argument serial number to report_script.
2000 * script.h (class Script_info): Move to incremental.h.
2001 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2002 * symtab.h (Symbol_table::add_from_incrobj): New function.
2003 (Symbol_table::set_file_offset): New function.
2004
b961d0d7
CC		 20052011-04-05 Cary Coutant <ccoutant@google.com>
2006
2007 * incremental-dump.cc (dump_incremental_inputs): Change signature
2008 to take a Sized_incremental_binary; change caller. Use readers
2009 in Sized_incremental_binary.
2010 * incremental.cc
2011 (Sized_incremental_binary::find_incremental_inputs_sections):
2012 Rename do_find_incremental_inputs_sections to this.
2013 (Sized_incremental_binary::setup_readers): New function.
2014 (Sized_incremental_binary::do_check_inputs): Check
2015 has_incremental_info_ flag; move setup code to setup_readers;
2016 use input readers.
2017 (Sized_incremental_binary::do_file_is_unchanged): New function.
2018 (Sized_incremental_binary::do_get_input_reader): New function.
2019 * incremental.h (class Incremental_binary): Move to end of file.
2020 (Incremental_binary::file_is_unchanged): New function.
2021 (Incremental_binary::do_file_is_unchanged): New function.
2022 (Incremental_binary::Input_reader): New class.
2023 (Incremental_binary::get_input_reader): New function.
2024 (class Sized_incremental_binary): Move to end of file.
2025 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2026 input section reader classes.
2027 (Sized_incremental_binary::has_incremental_info): New function.
2028 (Sized_incremental_binary::inputs_reader): New function.
2029 (Sized_incremental_binary::symtab_reader): New function.
2030 (Sized_incremental_binary::relocs_reader): New function.
2031 (Sized_incremental_binary::got_plt_reader): New function.
2032 (Sized_incremental_binary::do_file_is_unchanged): New function.
2033 (Sized_incremental_binary::Sized_input_reader): New class.
2034 (Sized_incremental_binary::get_input_reader): New function.
2035 (Sized_incremental_binary::find_incremental_inputs_sections):
2036 Rename do_find_incremental_inputs_sections to this.
2037 (Sized_incremental_binary::setup_readers): New function.
2038 (Sized_incremental_binary::has_incremental_info_): New data member.
2039 (Sized_incremental_binary::inputs_reader_): New data member.
2040 (Sized_incremental_binary::symtab_reader_): New data member.
2041 (Sized_incremental_binary::relocs_reader_): New data member.
2042 (Sized_incremental_binary::got_plt_reader_): New data member.
2043 (Sized_incremental_binary::current_input_file_): New data member.
2044
a869183f
PP		 20452011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2046
2047 PR gold/12640
2048 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2049 violation.
2050
20512011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2052
2053 * archive.cc (Archive::include_member): Adjust call to report_object.
2054 (Add_archive_symbols::run): Add script_info to call to
2055 report_archive_begin.
2056 (Lib_group::include_member): Adjust call to report_object.
2057 (Add_lib_group_symbols::run): Adjust call to report_object.
2058 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2059 blocks. Add object count for script input files.
2060 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2061 script_info parameter; change all callers.
2062 (Incremental_inputs::report_object): Add script_info parameter;
2063 change all callers.
2064 (Incremental_inputs::report_script): Store backpointer to
2065 incremental info entry.
2066 (Output_section_incremental_inputs::set_final_data_size): Record
2067 additional information for scripts.
2068 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2069 * incremental.h (Incremental_script_entry::add_object): New function.
2070 (Incremental_script_entry::get_object_count): New function.
2071 (Incremental_script_entry::get_object): New function.
2072 (Incremental_script_entry::objects_): New data member; adjust
2073 constructor.
2074 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2075 (Incremental_inputs::report_object): Add script_info parameter.
2076 (Incremental_inputs_reader::get_object_count): New function.
2077 (Incremental_inputs_reader::get_object_offset): New function.
2078 * options.cc (Input_arguments::add_file): Return reference to
2079 new input argument.
2080 * options.h (Input_argument::set_script_info): New function.
2081 (Input_argument::script_info): New function.
2082 (Input_argument::script_info_): New data member; adjust all
2083 constructors.
2084 (Input_file_group::add_file): Return reference to new input argument.
2085 (Input_file_lib::add_file): Likewise.
2086 (Input_arguments::add_file): Likewise.
2087 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2088 * script.cc (Parser_closure::Parser_closure): Add script_info
2089 parameter; adjust all callers.
2090 (Parser_closure::script_info): New function.
2091 (Parser_closure::script_info_): New data member.
2092 (read_input_script): Report scripts earlier to incremental info.
2093 (script_add_file): Set script_info in Input_argument.
2094 (script_add_library): Likewise.
2095 * script.h (Script_options::Script_info): Rewrite class.
2096
a869183f 20972011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2098
2099 * archive.cc (Library_base::should_include_member): Move
2100 method here from class Archive.
2101 (Archive::Archive): Initialize base class.
2102 (Archive::should_include_member): Move to base class.
2103 (Archive::do_for_all_unused_symbols): New function.
2104 (Add_archive_symbols::run): Remove redundant access to
2105 incremental_inputs.
2106 (Lib_group::Lib_group): Initialize base class.
2107 (Lib_group::do_filename): New function.
2108 (Lib_group::include_member): Pass pointer to Lib_group to
2109 report_object.
2110 (Lib_group::do_for_all_unused_symbols): New function.
2111 (Add_lib_group_symbols::run): Report archive information for
2112 incremental links.
2113 * archive.h (class Library_base): New base class.
2114 (class Archive): Derive from Library_base.
2115 (Archive::filename): Move to base class.
2116 (Archive::set_incremental_info): Likewise.
2117 (Archive::incremental_info): Likewise.
2118 (Archive::Should_include): Likewise.
2119 (Archive::should_include_member): Likewise.
2120 (Archive::Armap_entry): Remove.
2121 (Archive::Unused_symbol_iterator): Remove.
2122 (Archive::unused_symbols_begin): Remove.
2123 (Archive::unused_symbols_end): Remove.
2124 (Archive::do_filename): New function.
2125 (Archive::do_get_mtime): New function.
2126 (Archive::do_for_all_unused_symbols): New function.
2127 (Archive::task_): Move to base class.
2128 (Archive::incremental_info_): Likewise.
2129 (class Lib_group): Derive from Library_base.
2130 (Lib_group::do_filename): New function.
2131 (Lib_group::do_get_mtime): New function.
2132 (Lib_group::do_for_all_unused_symbols): New function.
2133 (Lib_group::task_): Move to base class.
2134 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2135 function.
2136 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2137 function.
2138 * incremental.cc (Incremental_inputs::report_archive_begin):
2139 Use Library_base; call library's get_mtime; add incremental inputs
2140 entry before members.
2141 (class Unused_symbol_visitor): New class.
2142 (Incremental_inputs::report_archive_end): Use Library_base; use
2143 visitor class to record unused symbols; don't add incremental inputs
2144 entry after members.
2145 (Incremental_inputs::report_object): Use Library_base.
2146 * incremental.h
2147 (Incremental_archive_entry::Incremental_archive_entry): Remove
2148 unused Archive parameter.
2149 (Incremental_inputs::report_archive_begin): Use Library_base.
2150 (Incremental_inputs::report_archive_end): Likewise.
2151 (Incremental_inputs::report_object): Likewise.
2152 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2153 function.
2154 * object.h (Object::for_all_global_symbols): New function.
2155 (Object::do_for_all_global_symbols): New function.
2156 (Sized_relobj::do_for_all_global_symbols): New function.
2157 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2158 function.
2159 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2160 function.
2161
61ab3e40
ILT		 21622011-03-27 Ian Lance Taylor <iant@google.com>
2163
2164 * archive.cc (Archive::interpret_header): Return -1 if something
2165 goes wrong. Change callers accordingly.
2166
30e1f9e6
CC		 21672011-03-25 Cary Coutant <ccoutant@google.com>
2168
2169 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2170 * testsuite/Makefile.in: Regenerate.
2171
9370ce59 21722011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2173
2174 * plugin.cc (get_view): New.
2175 (Plugin::load): Pass get_view to the plugin.
2176 (Plugin_manager::get_view): New.
2177
9312bb0a
ILT		 21782011-03-21 Ian Lance Taylor <iant@google.com>
2179
2180 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2181 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2182
7e12ba9e
ST		 21832011-03-21 Sriraman Tallam <tmsriram@google.com>
2184
2185 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2186 Change == to -eq.
2187 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2188 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2189 Change == to -eq.
2190 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2191 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2192
fd7a005d
ILT		 21932011-03-14 Ian Lance Taylor <iant@google.com>
2194
2195 * script-sections.cc (Sort_output_sections::script_compare):
2196 Rename from is_before, change return type.
2197 (Sort_output_sections::operator()): Adjust accordingly.
2198
ed16fd1b
ILT		 21992011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2200
2201 PR gold/12572
2202 * testsuite/odr_violation2.cc: Add comment to make all error line
2203 numbers double digits.
2204 * testsuite/debug_msg.sh: Adjust expected errors.
2205
71ff8986
ILT		 22062011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2207
2208 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2209 but mark earlier ones as non-canonical
2210 (offset_to_iterator): Update search target and example
2211 (do_addr2line): Return extra lines in a vector*
2212 (format_file_lineno): Extract from do_addr2line
2213 (one_addr2line): Add vector* out-param
2214 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2215 when a lineno entry appeared last for its instruction
2216 (Dwarf_line_info): Add vector* out-param
2217 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2218 * symtab.cc (Odr_violation_compare): Include the lineno in the
2219 comparison again.
2220 (linenos_from_loc): New. Combine the canonical line for an
2221 address with its other lines.
2222 (True_if_intersect): New. Helper functor to make
2223 std::set_intersection a query.
2224 (detect_odr_violations): Compare sets of lines instead of just
2225 one line for each function. This became less deterministic, but
2226 has fewer false positives.
2227 * symtab.h: Declarations.
2228 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2229 mix an optimized and non-optimized object in the same binary
2230 (odr_violation2.so): Same.
2231 * testsuite/Makefile.in: Regenerate from Makefile.am.
2232 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2233 * testsuite/debug_msg.sh: Update line numbers and add
2234 assertions.
2235 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2236 non-optimized context.
2237 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2238 isn't inlined, and use OdrDerived in an optimized context.
2239 * testsuite/odr_header1.h: Defines OdrDerived, where
2240 optimization will change the
2241 first-instruction-in-the-destructor's file and line number.
2242 * testsuite/odr_header2.h: Defines OdrBase.
2243
a19fefdc
ILT		 22442011-03-09 Ian Lance Taylor <iant@google.com>
2245
2246 * fileread.cc (File_read::clear_views): Don't delete the whole
2247 file view.
2248
ecb351e9
ILT		 22492011-03-08 Ian Lance Taylor <iant@google.com>
2250
2251 PR gold/12525
2252 * fileread.cc: #include <climits>.
2253 (GOLD_IOV_MAX): Define.
2254 (File_read::read_multiple): Limit number of entries by iov_max.
2255 * fileread.h (class File_read): Always set max_readv_entries to
2256 128.
2257
b821d13c
ILT		 22582011-03-07 Ian Lance Taylor <iant@google.com>
2259
2260 PR gold/12525
2261 * options.h (class General_options): Add -dy and -dn.
2262
89243142
CC		 22632011-03-02 Cary Coutant <ccoutant@google.com>
2264
2265 * testsuite/script_test_9.t: Add TLS segment.
2266
d0773f31
ILT		 22672011-03-02 Simon Baldwin <simonb@google.com>
2268
2269 * configure.ac: Add check for gnu_indirect_function support in
2270 the toolchain building binutils.
2271 * configure: Rebuild.
2272
9370ce59 22732011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2274
2275 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2276 plugin only symbols.
2277 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2278 in plugin files as not needed in the symbol table.
2279
4cf7a849
ST		 22802011-02-11 Sriraman Tallam <tmsriram@google.com>
2281
2282 * output.cc (Output_section::add_input_section): Delay fill
2283 generation for section ordering.
2284
b578bd7d
ILT		 22852011-02-09 Ian Lance Taylor <iant@google.com>
2286
2287 PR gold/12316
2288 * object.h (class Sized_relobj): Remove clear_local_symbols.
2289 * reloc.cc (Sized_relobj::do_relocate): Don't call
2290 clear_local_symbols.
2291
9370ce59 22922011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2293
2294 * plugin.cc (is_visible_from_outside): Return true for symbols
2295 in the -u option.
2296
55382fb7
ILT		 22972011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2298
2299 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2300 filename.
2301
4e271fff
ST		 23022011-02-02 Sriraman Tallam <tmsriram@google.com>
2303
2304 * icf.h (is_section_foldable_candidate): Change type of parameter
2305 to std::string.
2306 * icf.cc (Icf::find_identical_sections): Change type of local variable
2307 section_name to be std::string.
2308 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2309
d433c3ac
ILT		 23102011-01-25 Ian Lance Taylor <iant@google.com>
2311
2312 * script.cc (script_add_extern): Rewrite to use
2313 add_symbol_reference.
2314
880473a6
DK		 23152011-01-25 Doug Kwan <dougkwan@google.com>
2316
d433c3ac 2317 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2318
f30f86fa
ILT		 23192011-01-24 Ian Lance Taylor <iant@google.com>
2320
2321 * options.h (class General_options): Accept
2322 --no-detect-odr-violations.
2323
8e51a0b9
ILT		 23242011-01-24 Ian Lance Taylor <iant@google.com>
2325
2326 * version.cc (version_string): Bump to 1.11.
2327
0f3b89d8
ILT		 23282011-01-24 Ian Lance Taylor <iant@google.com>
2329
2330 * plugin.cc (class Plugin_rescan): Define new class.
2331 (Plugin_manager::claim_file): Set any_claimed_.
2332 (Plugin_manager::save_archive): New function.
2333 (Plugin_manager::save_input_group): New function.
2334 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2335 necessary.
2336 (Plugin_manager::new_undefined_symbol): New function.
2337 (Plugin_manager::rescan): New function.
2338 (Plugin_manager::rescannable_defines): New function.
2339 (Plugin_manager::add_input_file): Set any_added_.
2340 * plugin.h (class Plugin_manager): define new fields rescannable_,
2341 undefined_symbols_, any_claimed_, and any_added_. Declare
2342 Plugin_rescan as friend. Declare new functions.
2343 (Plugin_manager::Rescannable): Define type.
2344 (Plugin_manager::Rescannable_list): Define type.
2345 (Plugin_manager::Undefined_symbol_list): Define type.
2346 (Plugin_manager::Plugin_manager): Initialize new fields.
2347 * archive.cc (Archive::defines_symbol): New function.
2348 (Add_archive_symbols::run): Pass archive to plugins if any.
2349 * archive.h (class Archive): Declare defines_symbol.
2350 * readsyms.cc (Input_group::~Input_group): New function.
2351 (Finish_group::run): Pass input_group to plugins if any.
2352 * readsyms.h (class Input_group): Declare destructor.
2353 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2354 any.
2355
3bb951e5
ILT		 23562011-01-10 Ian Lance Taylor <iant@google.com>
2357
2358 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2359 section as relro.
2360 (Layout::set_segment_offsets): Reset increase_relro before calling
2361 set_section_addresses a second time.
2362
0aa45fac
CC		 23632011-01-04 Cary Coutant <ccoutant@google.com>
2364
2365 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2366 sections before NOBITS sections.
2367
0db46eb4
L		 23682011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2369
2370 * version.cc (print_version): Update copyright to 2011.
2371
829c9745
CC		 23722010-12-23 Cary Coutant <ccoutant@google.com>
2373
2374 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2375 of OS to this->add. Add OD parameter to second form of the function.
2376
7500420b
ILT		 23772010-12-20 Ian Lance Taylor <iant@google.com>
2378
2379 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2380 second of two consecutive entries with same offset.
2381
f8e9a930
RW		 23822010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2383
2384 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2385 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2386 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2387 to avoid unneeded links against $(LDADD).
2388 * testsuite/Makefile.in: Regenerate.
2389
2fbb4320
ILT		 23902010-12-15 Ian Lance Taylor <iant@google.com>
2391
2392 PR gold/12324
2393 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2394 for R_X86_64_32 and R_X86_64_PC32.
2395 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2396 ver_matching_def_pic.o.
2397 (ver_matching_def_pic.o): New target.
2398
fedb228d
RW		 23992010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2400
2401 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2402 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2403 Move definition before File_read::View member definitions.
2404 (File_read::View::~View): Initialize and hold lock before
2405 updating current_mapped_bytes.
2406
9b547ce6
RW		 24072010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2408
2409 * dwarf_reader.cc: Remove outdated comment.
2410 * gold-threads.cc: Fix typo in error message.
2411 * archive.cc: Fix typos in comments.
2412 * archive.h: Likewise.
2413 * arm-reloc-property.cc: Likewise.
2414 * arm-reloc-property.h: Likewise.
2415 * arm-reloc.def: Likewise.
2416 * arm.cc: Likewise.
2417 * attributes.h: Likewise.
2418 * cref.cc: Likewise.
2419 * ehframe.cc: Likewise.
2420 * fileread.h: Likewise.
2421 * gold.h: Likewise.
2422 * i386.cc: Likewise.
2423 * icf.cc: Likewise.
2424 * incremental.h: Likewise.
2425 * int_encoding.cc: Likewise.
2426 * layout.h: Likewise.
2427 * main.cc: Likewise.
2428 * merge.h: Likewise.
2429 * object.cc: Likewise.
2430 * object.h: Likewise.
2431 * options.cc: Likewise.
2432 * readsyms.cc: Likewise.
2433 * reduced_debug_output.cc: Likewise.
2434 * reloc.cc: Likewise.
2435 * script-sections.cc: Likewise.
2436 * sparc.cc: Likewise.
2437 * symtab.h: Likewise.
2438 * target-reloc.h: Likewise.
2439 * target.cc: Likewise.
2440 * target.h: Likewise.
2441 * timer.cc: Likewise.
2442 * timer.h: Likewise.
2443 * x86_64.cc: Likewise.
2444
83e17bd5
CC		 24452010-12-09 Cary Coutant <ccoutant@google.com>
2446
2447 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2448 stack.
2449 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2450 parameter; change all callers.
2451 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2452 * options.h (warn_execstack): New option.
2453
017257f8
DK		 24542010-12-07 Doug Kwan <dougkwan@google.com>
2455
2456 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2457 like function call relocations.
2458
c20cbc06
ILT		 24592010-12-07 Ian Lance Taylor <iant@google.com>
2460
2461 * archive.cc (Archive::get_elf_object_for_member): Permit
2462 punconfigured to be NULL.
2463 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2464 (Archive::include_member): Pass NULL to get_elf_object_for_member
2465 if we searched for the archive and this is the first included
2466 object.
2467
4dbfafcc
ILT		 24682010-12-01 Ian Lance Taylor <iant@google.com>
2469
2470 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2471 track_relocs_type_ field.
2472 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2473 Set track_relocs_type_.
2474 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2475 contents when using RELA relocs.
2476 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2477 reloc_map_.
2478 * reloc.cc (Track_relocs::next_addend): New function.
2479 * reloc.h (class Track_relocs): Declare next_addend.
2480
e5e19edd
ILT		 24812010-12-01 Ian Lance Taylor <iant@google.com>
2482
2483 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2484 virtual destructor.
2485
9a5ce24c
ILT		 24862010-12-01 Ian Lance Taylor <iant@google.com>
2487
2488 * README: Update compilers known to work and fail.
2489
c7791212
NC		 24902010-11-23 Matthias Klose <doko@ubuntu.com>
2491
2492 * configure.in: For --enable-gold, handle value `default' instead of
2493 `both*'. Always install ld as ld.bfd, install as ld if gold is
2494 not the default.
2495 * configure: Regenerate.
2496
0ad220c9
DK		 24972010-11-18 Doug Kwan <dougkwan@google.com>
2498
2499 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2500 and right_alignment to be zero. Store result alignment only if it is
2501 greater than existing alignment.
2502
ab8056e0
CC		 25032010-11-16 Cary Coutant <ccoutant@google.com>
2504
2505 PR gold/12220
2506 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2507 Check for ".zdebug_line".
2508
fd064a5b
CC		 25092010-11-16 Doug Kwan <dougkwan@google.com>
2510 Cary Coutant <ccoutant@google.com>
2511
2512 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2513 by reference; adjust all callers.
2514 * output.cc (Output_segment::set_section_addresses): Adjust references
2515 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2516 list is empty.
2517 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2518 end at page boundary.
2519
6fc6ea19
CC		 25202010-11-16 Cary Coutant <ccoutant@google.com>
2521
2522 PR gold/12220
2523 * layout.cc (Layout::choose_output_section): Transform names of
2524 compressed sections even when using a script with a SECTIONS clause.
2525 (Layout::output_section_name): Remove code to transform
2526 compressed debug section names.
2527 * output.cc (Output_section::add_input_section): Use uncompressed
2528 section size when tracking input sections.
2529
95a2c8d6
RS		 25302010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2531
2532 * symtab.h (Symbol::NON_PIC_REF): Remove.
2533 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2534 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2535 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2536 (Symbol::use_plt_offset): Take a flags argument and pass it
2537 directly to needs_dynamic_reloc. Restrict check for undefined
2538 weak symbols to function calls.
2539 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2540 (Target_arm::Scan::global): Use it.
2541 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2542 (Target_arm::Relocate::relocate): Likewise.
2543 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2544 parameter with an r_type parameter. Use get_reference_flags
2545 to get the flags.
2546 (Target_arm::Relocate::relocate): Update accordingly.
2547 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2548 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2549 (Target_i386::Scan::global): Likewise.
2550 (Target_i386::Relocate::relocate): Likewise.
2551 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2552 parameter with an r_type parameter. Use get_reference_flags
2553 to get the flags.
2554 (Target_i386::Relocate::relocate): Update accordingly.
2555 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2556 (Target_powerpc::Scan::global): Use it.
2557 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2558 (Target_powerpc::Relocate::relocate): Likewise.
2559 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2560 (Target_sparc::Scan::global): Use it.
2561 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2562 (Target_sparc::Relocate::relocate): Likewise.
2563 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2564 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2565 (Target_x86_64::Scan::global): Likewise.
2566 (Target_x86_64::Relocate::relocate): Likewise.
2567
f625ae50
DK		 25682010-11-08 Doug Kwan <dougkwan@google.com>
2569 Cary Coutant <ccoutant@google.com>
2570
2571 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2572 (Arm_exidx_merge_section::section_contents_): New data member.
2573 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2574 (Arm_input_section::~Arm_input_section): De-allocate memory.
2575 (Arm_input_section::original_contents_): New data member.
2576 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2577 in parameters instead of calling Object::section_contents without
2578 locking.
2579 (Arm_output_section::group_section): New parameter TASK. Pass it
2580 to callees that need locking objects.
2581 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2582 to lock EXIDX input sections. Fix a formatting issue. Call
2583 Arm_exidx_merged_section::build_contents to create merged section
2584 contents.
2585 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2586 to lock object of stub table owner.
2587 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2588 TEXT_SIZE to initialize data member TEXT_SIZE_.
2589 (Arm_exidx_input_section::addralign): Fix typo in comment.
2590 (Arm_exidx_input_section::text_size): New method.
2591 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2592 that require locking objects. Lock objects before scanning for stubs
2593 and updating local symbols.
2594 (Arm_input_section<big_endian>::init): Copy contents of original
2595 input section.
2596 (Arm_input_section<big_endian>::do_write): Use saved contents of
2597 original input section instead of calling Object::section_contents
2598 without locking.
2599 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2600 size without calling Object::section_size().
2601 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2602 for size. Allocate a buffer for merged EXIDX entries.
2603 (Arm_exidx_merged_section::build_contents): New method.
2604 (Arm_exidx_merged_section::do_write): Move merge section contents
2605 building code to Arm_exidx_merged_section::build_contetns. Write
2606 out contetns in buffer instead of building it on the fly.
2607 (Arm_relobj::make_exidx_input_section): Also pass text section size
2608 to Arm_exidx_input_section constructor.
2609 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2610 (Arm_dynobj::do_read_symbols): Fix memory leak.
2611 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2612 * target.h: (class Task): Add forward declaration.
2613 (Target::relax): Add new parameter TASK and pass it to
2614 Target::do_relax().
2615 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2616
5f9bcf58
CC		 26172010-11-05 Cary Coutant <ccoutant@google.com>
2618
2619 PR gold/10708
2620 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2621 object when reading from the file.
2622 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2623 second layout pass.
2624 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2625 when reading section contents.
2626 (get_section_contents): Likewise.
2627 (icf::find_identical_sections): Likewise.
2628 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2629 object when reading from the file.
2630 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2631 the object when doing deferred section layout.
2632
e597fa08
NC		 26332010-11-03 Nick Clifton <nickc@redhat.com>
2634
2635 PR gold/12001
2636 * script.h (class Symbol_assignment: name): New member. Returns
2637 the name of the symbol.
2638 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2639 Returns true if the given symbol name is on the list of
2640 assignments wating to be processed.
2641 * archive.cc (should_incldue_member): If the symbol is undefined,
2642 check to see if it is on the list of symbols pending assignment.
2643
3f9a3278
ILT		 26442010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2645
2646 * script-sections.cc (Script_sections::find_memory_region): Check
2647 for a NULL output section pointer.
2648
d06fb4d1
DK		 26492010-10-29 Doug Kwan <dougkwan@google.com>
2650
2651 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2652 Output_section::add_relaxed_input_section.
2653 * output.cc (Output_section::add_relaxed_input_section): Add new
2654 arguments LAYOUT and NAME. Set section order index.
2655 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2656 Copy section order index.
2657 * output.h (Output_section::add_relaxed_input_section): Add new
2658 arguments LAYOUT and NAME.
2659
90e24de5
ILT		 26602010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2661
2662 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2663 NATIVE_OR_CROSS_LINKER.
2664 * testsuite/Makefile.in: Regenerate.
2665
c9484ea5
DK		 26662010-10-20 Doug Kwan <dougkwan@google.com>
2667
2668 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2669 without SHF_LINK_ORDER flags.
2670 * layout.cc (Layout::choose_output_section): Do not filter
2671 SHF_LINK_ORDER flag in a relocatable link.
2672
5bc2f5be
CC		 26732010-10-17 Cary Coutant <ccoutant@google.com>
2674
2675 * output.h (Output_segment::set_section_addresses): Change function
2676 signature. Update all callers.
2677 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2678 sections.
2679 (Output_segment::set_section_addresses): Align after last TLS
2680 section. Add padding before last relro section instead of after.
2681
0c91cf04
DK		 26822010-10-17 Doug Kwan <dougkwan@google.com>
2683
2684 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2685 GOT output section to be writable.
2686
8c21d9d3
CC		 26872010-10-14 Cary Coutant <ccoutant@google.com>
2688
2689 * debug.h (DEBUG_INCREMENTAL): New flag.
2690 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2691 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2692 mode.
2693 * incremental.cc (report_command_line): Ignore all forms of
2694 --incremental.
2695 * layout.cc (Layout::Layout): Check parameters for incremental link
2696 mode.
2697 * options.cc (General_options::parse_incremental): New function.
2698 (General_options::parse_no_incremental): New function.
2699 (General_options::parse_incremental_full): New function.
2700 (General_options::parse_incremental_update): New function.
2701 (General_options::incremental_mode_): New data member.
2702 (General_options::finalize): Check incremental_mode_.
2703 * options.h (General_options): Update help text for --incremental.
2704 Add --no-incremental, --incremental-full, --incremental-update.
2705 (General_options::Incremental_mode): New enum type.
2706 (General_options::incremental_mode): New function.
2707 (General_options::incremental_mode_): New data member.
2708 * parameters.cc (Parameters::incremental_mode_): New data member.
2709 (Parameters::set_options): Set incremental_mode_.
2710 (Parameters::set_incremental_full): New function.
2711 (Parameters::incremental): New function.
2712 (Parameters::incremental_update): New function.
2713 (set_parameters_incremental_full): New function.
2714 * parameters.h (Parameters::set_incremental_full): New function.
2715 (Parameters::incremental): New function.
2716 (Parameters::incremental_update): New function.
2717 (Parameters::incremental_mode_): New data member.
2718 (set_parameters_incremental_full): New function.
2719 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2720 incremental link mode.
2721 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2722 (Sized_relobj::do_relocate_sections): Likewise.
2723 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2724 option.
2725 * testsuite/Makefile.in: Regenerate.
2726 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2727
bb32aa18 27282010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2729
2730 * script-sections.h (class Script_sections): Make
2731 Sections_elements typedef public.
2732 * script-sections.cc (class Sort_output_sections): Add elements_
2733 field. Add constructor which sets it; change all callers.
2734 (Sort_output_sections::is_before): New function.
2735 (Sort_output_sections::operator()): Call is_before.
2736 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2737 conditional.
2738 * testsuite/script_test_10.sh: New test. Test script section
2739 order.
2740 * testsuite/script_test_10.t: Likewise.
2741 * testsuite/script_test_10.s: Likewise.
2742 * testsuite/Makefile.am: Wrap the cross linker tests and the
2743 common tests into NATIVE_OR_CROSS_LINKER.
2744 (check_SCRIPTS): Add script_test_10.sh.
2745 (check_DATA): Add script_test_10.stdout.
2746 (script_test_10.o, script_test_10): New targets.
2747 (script_test_10.stdout): New target.
2748 * configure, testsuite/Makefile.in: Regenerate.
2749
3cef7179
ILT		 27502010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2751
2752 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2753 error for the deprecated relocations.
2754 (Target_arm::Scan::global): Likewise.
2755 (Target_arm::Relocate::relocate): Likewise.
2756
7411e9a8
RS		 27572010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2758
2759 * fileread.cc (Input_file::find_file): Initialize *found_name
2760 and *namep when using the fallback search for case 4.
2761
6a9da32a
CC		 27622010-10-11 Cary Coutant <ccoutant@google.com>
2763
2764 * options.h (class General_options): Redefine -z lazy as an alias for
2765 the negation of -z now.
2766
ac897c20
ILT		 27672010-10-11 Ian Lance Taylor <iant@google.com>
2768
2769 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2770 binding.
2771
ea5cae92
NC		 27722010-10-06 Nick Clifton <nickc@redhat.com>
2773
2774 * script-sections.cc(class Memory_region): Remove
2775 current_lma_offset_ field. Rename current_vma_offset_ to
2776 current_offset_. Add last_section_ field.
2777 (Memory_region::get_current_vma_address): Rename to
2778 get_current_address.
2779 (Memory_region::get_current_lma_address): Delete.
2780 (Memory_region::increment_vma_offset): Rename to
2781 increment_offset.
2782 (Memory_region::increment_lma_offset): Delete.
2783 (Memory_region::attributes_compatible): New method. Returns
2784 true if the provided section is compatible with the region.
2785 (Memory_region::get_last_section): New method. Returns the last
2786 section to use the region.
2787 (Memory_region::set_last_section): New method. Stores the last
2788 section to use the region.
2789 (Script_sections::block_in_region): New method. Returns true if
2790 a block of memory is contained within a region.
2791 (Script_sections::find_memory_region): New method. Locates a
2792 memory region to be used to set a VMA or LMA address.
2793 (Output_section_definition::set_section_addresses): Add code to
2794 check for addresses set by memory regions.
2795 (Output_segment::set_section_addresses): Remove memory region
2796 walking code.
2797 (Script_sections::create_segment): Add a warning if a header
2798 segment is created outside of any region.
2799 * script-sections.h (class Script_sections): Add prototypes for
2800 find_memory_region and block_in_region methods.
2801 * testsuite/memory_test.s: Use .long instead of .word.
2802 * testsuite/memory_test.t: Add some more output sections.
2803 * testsuite/memory_test.sh: Update expected output.
2804
a9bfd952
DK		 28052010-10-02 Doug Kwan <dougkwan@google.com>
2806
2807 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2808 defintion to symtab.h
2809 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2810 declaration to defintion.
2811
bacff3ab
NC		 28122010-10-01 Nick Clifton <nickc@redhat.com>
2813
2814 * expression.cc (eval): Replace dummy argument with NULL.
2815 (eval_maybe_dot): Check for a NULL result section pointer.
2816 (Symbol_expression::value): Likewise.
2817 (Dot_expression::value): Likewise.
2818 (BINARY_EXPRESSION): Likewise.
2819 (Max_expression::value): Likewise.
2820 (Min_expression::value): Likewise.
2821 (Absolute_expression::value): Likewise.
2822 (Addr_expression::value_from_output_section): Likewise.
2823 (Loaddddr_expression::value_from_output_section): Likewise.
2824 (Segment_start_expression::value): Likewise.
2825 * script-sections.cc
2826 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2827 argument with NULL.
2828 (Sections_elememt_dot_assignment::set_section_addresses):
2829 Likewise.
2830 (Output_data_expression::do_write_to_buffer): Likewise.
2831 (Output_section_definition::finalize_symbols): Likewise.
2832 (Output_section_definition::set_section_addresses): Likewise.
2833
f81bc8b5
DK		 28342010-09-30 Doug Kwan <dougkwan@google.com>
2835
2836 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2837
c95e9f27
ST		 28382010-09-28 Sriraman Tallam <tmsriram@google.com>
2839
2840 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2841 function.
c95e9f27
ST		 2842 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2843 virtual function.
2844 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2845 virtual function.
2846 * icf.cc (get_section_contents): Inline merge sections only when
2847 target allows it.
2848
3cac54d2
RW		 28492010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2850
2851 * configure: Regenerate.
2852
2904037a
ILT		 28532010-09-17 Ian Lance Taylor <iant@google.com>
2854
2855 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2856 * testsuite/Makefile.am (memory_test.o): New target.
2857 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2858 memory_test.t.
2859 * testsuite/Makefile.in: Rebuild.
2904037a 2860
bca7fb63
DK		 28612010-09-17 Doug Kwan <dougkwan@google.com>
2862
2863 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2864 defintion if relocation uses GOT entries of the symbol.
2865 * testsuite/icf_safe_test.sh: Fix test.
2866 * testsuite/icf_safe_so_test.sh: Fix test.
2867
4ef28648
CC		 28682010-09-16 Cary Coutant <ccoutant@google.com>
2869
2870 * script_sections.cc (class Memory_region): Remove "NULL" from
2871 vector initializations.
2872
793990de
CC		 28732010-09-15 Cary Coutant <ccoutant@google.com>
2874
2875 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2876 Resolve forwarding symbols.
2877
81e015e2
DK		 28782010-09-15 Doug Kwan <dougkwan@google.com>
2879
2880 * gold/testsuite/script_test_3.t: Add ARM special sections.
2881 * gold/testsuite/script_test_4.t: Same.
2882 * gold/testsuite/script_test_5.t: Same.
2883 * gold/testsuite/script_test_6.t: Same.
2884 * gold/testsuite/script_test_7.t: Same.
2885 * gold/testsuite/script_test_7.t: Same.
2886 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2887
36171d64
CC		 28882010-09-14 Cary Coutant <ccoutant@google.com>
2889
2890 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2891 (Target_x86_64::Relocate::relocate_tls): Replace check for
2892 saw_tls_block_reloc_ with test for executable section.
2893
d89051bd
CC		 28942010-09-12 Cary Coutant <ccoutant@google.com>
2895
2896 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2897 position-independent executables to shared libraries need dynamic
2898 relocations.
2899 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2900 position-independent executables.
2901 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2902 * testsuite/Makefile.in: Regenerate.
2903
fca41f0f
NC		 29042010-09-10 Nick Clifton <nickc@redhat.com>
2905
2906 PR gold/11997
2907 * testsuite/memory_test.t: Discard any sections that are not
2908 needed.
2909
6695e4b3
L		 29102010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2911
2912 PR gold/11996
2913 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2914 "This::" to work around a bug in gcc 4.2.
2915
2916 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2917
0f72bf6f
RÁE		 29182010-09-09 Rafael Espindola <espindola@google.com>
2919
2920 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2921 sections with different PF_X flags in the same segment.
2922 (Layout::find_first_load_seg): Search all segments to find the first
2923 one.
2924 * options.h (rosegment): New.
2925
29262010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2927
05a79166 2928 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2929
aa98ff75
DK		 29302010-09-08 Doug Kwan <dougkwan@google.com>
2931
2932 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2933 (Arm_relobj::do_relocate_sections): Add new parameter for output
2934 file to match the parent.
2935 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2936 of local symbols instead of input values. Update code to track
2937 changes in gold::relocate_section.
2938 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2939 (Sized_relobj::compute_final_local_value_internal): New methods.
2940 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2941 body into private version of Sized_relobj::compute_final_local_value.
2942 Call the inline method.
2943 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2944 merged symbol value if there is one.
2945 (Symbol_value::has_output_value): New method defintiion.
2946 (Sized_relobj::Compute_final_local_value_status): New enum type.
2947 (Sized_relobj::compute_final_local_value): New methods.
2948 (Sized_relobj::compute_final_local_value_internal): New methods.
2949 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2950 and arm_cortex_a8.sh.
2951 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2952 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2953 New tests.
2954 * Makefile.in: Regenerate.
2955 * testsuite/arm_bl_out_of_range.s: Update test.
2956 * testsuite/thumb_bl_out_of_range.s: Ditto.
2957 * testsuite/thumb_blx_out_of_range.s: Ditto.
2958 * testsuite/arm_branch_out_of_range.sh: New file.
2959 * testsuite/arm_cortex_a8.sh: Ditto.
2960 * testsuite/arm_cortex_a8_b.s: Ditto.
2961 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2962 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2963 * testsuite/arm_cortex_a8_bl.s: Ditto.
2964 * testsuite/arm_cortex_a8_blx.s: Ditto.
2965 * testsuite/arm_cortex_a8_local.s: Ditto.
2966 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2967 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2968
05a79166
L		 29692010-09-08 Rafael Espindola <espindola@google.com>
2970
2971 * Makefile.am (memory_test.stdout): Run readelf with -W.
2972 * Makefile.in: Regenerate.
2973 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2974 64 bit output.
2975
33dbc701
RÁE		 29762010-09-08 Rafael Espindola <espindola@google.com>
2977
2978 * script-sections.cc (Script_sections::add_memory_region): Convert
2979 field precision to int.
2980 * script.cc (script_set_section_region, script_set_section_region):
2981 Convert field precision to int.
2982
731ca54a
RÁE		 29832010-09-08 Rafael Espindola <espindola@google.com>
2984
2985 * arm.cc (do_finalize_sections): Create the __exidx_start and
2986 __exdix_end symbols even when the section is missing.
2987
7f8cd844
NC		 29882010-09-08 Nick Clifton <nickc@redhat.com>
2989
2990 * README: Remove claim that MEMORY is not supported.
2991 * expression.cc (script_exp_function_origin)
2992 (script_exp_function_length): Move from here to ...
2993 * script.cc: ... here.
2994 (script_set_section_region, script_add_memory)
2995 (script_parse_memory_attr, script_include_directive): New
2996 functions.
2997 * script-sections.cc
2998 (class Memory_region): New class.
2999 (class Output_section_definition): Add set_memory_region,
3000 set_section_vma, set_section_lma and get_section_name methods.
3001 (class Script_Sections): Add add_memory_region,
3002 find_memory_region, find_memory_region_origin,
3003 find_memory_region_length and set_memory_region methods.
3004 Have set_section_addresses method walk the list of set memory
3005 regions.
3006 Extend the print methos to display memory regions.
3007 * script-sections.h: Add prototypes for new methods.
3008 Add enum for MEMORY region attributes.
3009 * yyscript.y: Add support for parsing MEMORY regions.
3010 * script-c.h: Add prototypes for new functions.
3011 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3012 * testsuite/Makefile.in: Regenerate.
3013 * testsuite/memory_test.sh: New script.
3014 * testsuite/memory_test.s: New assembler source file.
3015 * testsuite/memory_test.t: New linker script.
3016
a4649286
DK		 30172010-08-27 Doug Kwan <dougkwan@google.com>
3018
3019 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3020 reference override an existing dynamic weak reference.
3021 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3022 * testsuite/Makefile.in: Regenerate.
3023 * testsuite/dyn_weak_ref.sh: New file.
3024 * testsuite/dyn_weak_ref_1.c: Ditto.
3025 * testsuite/dyn_weak_ref_2.c: Ditto.
3026
b56648ad
ILT		 30272010-08-27 Ian Lance Taylor <iant@google.com>
3028
3029 * incremental.h (class Incremental_input_entry): Add virtual
3030 destructor.
3031
809313cb
ILT		 30322010-08-27 Ian Lance Taylor <iant@google.com>
3033
3034 * testsuite/start_lib_test_3.c: Mark t3 as used.
3035
11e32464
NC		 30362010-08-27 Nick Clifton <nickc@redhat.com>
3037
3038 * options.cc (version_script): Fix small typo in previous
3039 whitespace tidyup.
3040
ca09d69a
NC		 30412010-08-25 Nick Clifton <nickc@redhat.com>
3042
3043 * archive.cc: Formatting fixes: Remove whitespace between
3044 typename and following asterisk. Remove whitespace between
3045 function name and opening parenthesis.
3046 * archive.h: Likewise.
3047 * arm.cc: Likewise.
3048 * attributes.cc: Likewise.
3049 * attributes.h: Likewise.
3050 * common.cc: Likewise.
3051 * copy-relocs.cc: Likewise.
3052 * dirsearch.h: Likewise.
3053 * dynobj.cc: Likewise.
3054 * ehframe.cc: Likewise.
3055 * ehframe.h: Likewise.
3056 * expression.cc: Likewise.
3057 * fileread.cc: Likewise.
3058 * fileread.h: Likewise.
3059 * gc.h: Likewise.
3060 * gold-threads.cc: Likewise.
3061 * gold.cc: Likewise.
3062 * i386.cc: Likewise.
3063 * icf.h: Likewise.
3064 * incremental-dump.cc: Likewise.
3065 * incremental.cc: Likewise.
3066 * layout.cc: Likewise.
3067 * layout.h: Likewise.
3068 * main.cc: Likewise.
3069 * merge.cc: Likewise.
3070 * merge.h: Likewise.
3071 * object.cc: Likewise.
3072 * object.h: Likewise.
3073 * options.cc: Likewise.
3074 * options.h: Likewise.
3075 * output.cc: Likewise.
3076 * output.h: Likewise.
3077 * plugin.cc: Likewise.
3078 * plugin.h: Likewise.
3079 * powerpc.cc: Likewise.
3080 * reloc.cc: Likewise.
3081 * script-c.h: Likewise.
3082 * script-sections.cc: Likewise.
3083 * script.cc: Likewise.
3084 * stringpool.cc: Likewise.
3085 * symtab.cc: Likewise.
3086 * symtab.h: Likewise.
3087 * target.cc: Likewise.
3088 * timer.cc: Likewise.
3089 * timer.h: Likewise.
3090 * version.cc: Likewise.
3091 * x86_64.cc: Likewise.
3092
b8fa8750
NC		 30932010-08-24 Nick Clifton <nickc@redhat.com>
3094
3095 PR 11899
3096 * layout.cc (segment_precedes): Sort segments by their physical
3097 addresses, if they have been set.
3098
9919d93b
CC		 30992010-08-23 Cary Coutant <ccoutant@google.com>
3100
3101 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3102 symbols data.
3103 (Lib_group::include_member): Unlock object after deleting its
3104 symbols data.
3105 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3106 the bug fixed here.
3107
97b4be1c
CC		 31082010-08-19 Neil Vachharajani <nvachhar@google.com>
3109 Cary Coutant <ccoutant@google.com>
3110
3111 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3112 constructor, and set_blocker.
3113 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3114 readsyms_blocker_.
3115 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3116 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3117 * testsuite/Makefile.am (start_lib_test): New test case.
3118 * testsuite/Makefile.in: Regenerate.
3119 * testsuite/start_lib_test_main.c: New file.
3120 * testsuite/start_lib_test_1.c: New file.
3121 * testsuite/start_lib_test_2.c: New file.
3122 * testsuite/start_lib_test_3.c: New file.
3123
dd0b1884
ILT		 31242010-08-19 Ian Lance Taylor <iant@google.com>
3125
3126 * Makefile.in: Rebuild with automake 1.11.1.
3127 * aclocal.m4: Likewise.
3128 * testsuite/Makefile.in: Likewise.
3129
7223e9ca
ILT		 31302010-08-19 Ian Lance Taylor <iant@google.com>
3131
3132 PR 10893
3133 * i386.cc (class Output_data_plt_i386): Update declarations.
3134 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3135 local_ifuncs_ fields.
3136 (Target_i386::do_plt_section_for_global): New function.
3137 (Target_i386::do_plt_section_for_local): New function.
3138 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3139 parameter; change all callers. Initialize global_ifuncs_ and
3140 local_ifuncs_. If doing a static link define __rel_iplt_start and
3141 __rel_iplt_end.
3142 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3143 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3144 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3145 symbols.
3146 (Target_i386::make_plt_section): New function, broken out of
3147 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3148 (Target_i386::make_plt_entry): Call make_plt_section.
3149 (Target_i386::make_local_ifunc_plt_entry): New function.
3150 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3151 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3152 R_386_IRELATIVE to switch.
3153 (Target_i386::Scan::global): Likewise.
3154 (Target_i386::Relocate::relocate): Likewise.
3155 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3156 switch.
3157 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3158 (Target_x86_64::do_plt_section_for_global): New function.
3159 (Target_x86_64::do_plt_section_for_local): New function.
3160 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3161 parameter; change all callers. If doing a static link define
3162 __rela_iplt_start and __rela_iplt_end.
3163 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3164 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3165 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3166 to point to .plt.
3167 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3168 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3169 switch.
3170 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3171 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3172 R_X86_64_IRELATIVE to switch.
3173 (Target_x86_64::Scan::global): Likewise.
3174 (Target_x86_64::Relocate::relocate): Likewise.
3175 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3176 switch.
3177 * target.h (class Target): Add plt_section_for_global and
3178 plt_section_for_local functions. Add do_plt_section_for_global
3179 and do_plt_section_for_local virtual functions.
3180 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3181 clarifying comments.
3182 (Symbol::use_plt_offset): Handle IFUNC symbol.
3183 * object.cc (Sized_relobj::Sized_relobj): Initialize
3184 local_plt_offsets_.
3185 (Sized_relobj::local_has_plt_offset): New function.
3186 (Sized_relobj::local_plt_offset): New function.
3187 (Sized_relobj::set_local_plt_offset): New function.
3188 (Sized_relobj::do_count): Handle IFUNC symbol.
3189 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3190 a bit away from input_shndx_ field. Add set_is_func_symbol and
3191 is_ifunc_symbol functions.
3192 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3193 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3194 local_plt_offsets_ field.
3195 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3196 * output.h (class Output_section_data): Add non-const
3197 output_section function.
3198 (class Output_data_got): Update declarations.
3199 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3200 Add use_plt_offset parameter to global and local constructors.
3201 Change all callers. Change local_sym_index_ field to 31 bits.
3202 Change GSYM_CODE and CONSTANT_CODE accordingly.
3203 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3204 doing a static link don't set sh_link field.
3205 (Output_data_got::Got_entry::write): Use PLT offset if
3206 appropriate.
3207 (Output_data_got::add_global_plt): New function.
3208 (Output_data_got::add_local_plt): New function.
3209 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3210 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3211 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3212 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3213 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3214 IFUNC conditional.
3215 * testsuite/ifunc-sel.h: New file.
3216 * testsuite/ifuncmain1.c: New file.
3217 * testsuite/ifuncmain1vis.c: New file.
3218 * testsuite/ifuncmod1.c: New file.
3219 * testsuite/ifuncdep2.c: New file.
3220 * testsuite/ifuncmain2.c: New file.
3221 * testsuite/ifuncmain3.c: New file.
3222 * testsuite/ifuncmod3.c: New file.
3223 * testsuite/ifuncmain4.c: New file.
3224 * testsuite/ifuncmain5.c: New file.
3225 * testsuite/ifuncmod5.c: New file.
3226 * testsuite/ifuncmain6pie.c: New file.
3227 * testsuite/ifuncmod6.c: New file.
3228 * testsuite/ifuncmain7.c: New file.
3229 * configure, testsuite/Makefile.in: Rebuild.
3230
56f75c03
ILT		 32312010-08-18 Ian Lance Taylor <iant@google.com>
3232
3233 * incremental.cc
3234 (Output_section_incremental_inputs::write_input_files): Add cast
3235 to avoid signed/unsigned comparison warning.
3236 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3237
55455f89
CC		 32382010-08-12 Cary Coutant <ccoutant@google.com>
3239
3240 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3241
e2054bcb
ILT		 32422010-08-13 Ian Lance Taylor <iant@google.com>
3243
3244 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3245
74f67560
DK		 32462010-08-12 Cary Coutant <ccoutant@google.com>
3247 Doug Kwan <dougkwan@google.com>
3248
3249 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3250 defintion overrides non-weak undef, remember that the original undef
3251 is not weak.
3252 * symtab.cc (Symbol_table::sized_write_global): For undef without
3253 an original weak binding, set binding to global in output.
3254 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3255 * testsuite/Makefile.in: Regenerate.
3256 * testsuite/strong_ref_weak_def.sh: New file.
3257 * testsuite/strong_ref_weak_def_1.c: Ditto.
3258 * testsuite/strong_ref_weak_def_2.c: Ditto.
3259
d1238d12
CC		 32602010-08-12 Cary Coutant <ccoutant@google.com>
3261
3262 * testsuite/incremental_test.sh: Rewrite.
3263 * testsuite/incremental_test_1.c: Rewrite.
3264 * testsuite/incremental_test_2.c: Rewrite.
3265
0e70b911
CC		 32662010-08-12 Cary Coutant <ccoutant@google.com>
3267
3268 * arm.cc (Target_arm::got_size): Add const.
3269 (Target_arm::got_entry_count): New function.
3270 (Target_arm::plt_entry_count): New function.
3271 (Target_arm::first_plt_entry_offset): New function.
3272 (Target_arm::plt_entry_size): New function.
3273 (Output_data_plt_arm::entry_count): New function.
3274 (Output_data_plt_arm::first_plt_entry_offset): New function.
3275 (Output_data_plt_arm::get_plt_entry_size): New function.
3276 * i386.cc (Target_i386::got_size): Add const.
3277 (Target_i386::got_entry_count): New function.
3278 (Target_i386::plt_entry_count): New function.
3279 (Target_i386::first_plt_entry_offset): New function.
3280 (Target_i386::plt_entry_size): New function.
3281 (Output_data_plt_i386::entry_count): New function.
3282 (Output_data_plt_i386::first_plt_entry_offset): New function.
3283 (Output_data_plt_i386::get_plt_entry_size): New function.
3284 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3285 find_incremental_inputs_sections. Dump incremental_got_plt section.
3286 * incremental.cc: Include target.h.
3287 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3288 parameter. Adjust all callers. Find incremental_got_plt section.
3289 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3290 section.
3291 (Output_section_incremental_inputs::set_final_data_size): Calculate
3292 size of incremental_got_plt section.
3293 (Output_section_incremental_inputs::do_write): Write the
3294 incremental_got_plt section.
3295 (Got_plt_view_info): New struct.
3296 (Local_got_offset_visitor): New class.
3297 (Global_got_offset_visitor): New class.
3298 (Global_symbol_visitor_got_plt): New class.
3299 (Output_section_incremental_inputs::write_got_plt): New function.
3300 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3301 Add parameter. Adjust all callers.
3302 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3303 (Incremental_inputs::got_plt_section): New function.
3304 (Incremental_inputs::got_plt_section_): New data member.
3305 (Incremental_got_plt_reader): New class.
3306 * layout.cc (Layout::create_incremental_info_sections): Add the
3307 incremental_got_plt section.
3308 * object.h (Got_offset_list::get_list): New function.
3309 (Got offset_list::for_all_got_offsets): New function.
3310 (Sized_relobj::local_got_offset_list): New function.
3311 * powerpc.cc (Target_powerpc::got_size): Add const.
3312 (Target_powerpc::got_entry_count): New function.
3313 (Target_powerpc::plt_entry_count): New function.
3314 (Target_powerpc::first_plt_entry_offset): New function.
3315 (Target_powerpc::plt_entry_size): New function.
3316 (Output_data_plt_powerpc::entry_count): New function.
3317 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3318 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3319 * sparc.cc (Target_sparc::got_size): Add const.
3320 (Target_sparc::got_entry_count): New function.
3321 (Target_sparc::plt_entry_count): New function.
3322 (Target_sparc::first_plt_entry_offset): New function.
3323 (Target_sparc::plt_entry_size): New function.
3324 (Output_data_plt_sparc::entry_count): New function.
3325 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3326 (Output_data_plt_sparc::get_plt_entry_size): New function.
3327 * symtab.h (Symbol::got_offset_list): New function.
3328 (Symbol_table::for_all_symbols): New function.
3329 * target.h (Sized_target::got_entry_count): New function.
3330 (Sized_target::plt_entry_count): New function.
3331 (Sized_target::plt_entry_size): New function.
3332 * x86_64.cc (Target_x86_64::got_size): Add const.
3333 (Target_x86_64::got_entry_count): New function.
3334 (Target_x86_64::plt_entry_count): New function.
3335 (Target_x86_64::first_plt_entry_offset): New function.
3336 (Target_x86_64::plt_entry_size): New function.
3337 (Output_data_plt_x86_64::entry_count): New function.
3338 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3339 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3340
09ec0418
CC		 33412010-08-12 Cary Coutant <ccoutant@google.com>
3342
3343 * archive.cc: Include incremental.h.
3344 (Archive::Archive): Initialize incremental_info_.
3345 (Archive::include_member): Record archive members in incremental info.
3346 (Add_archive_symbols::run): Record begin and end of an archive in
3347 incremental info.
3348 (Lib_group::include_member): Record objects in incremental info.
3349 * archive.h (Incremental_archive_entry): Forward declaration.
3350 (Archive::set_incremental_info): New member function.
3351 (Archive::incremental_info): New member function.
3352 (Archive::Unused_symbol_iterator): New class.
3353 (Archive::unused_symbols_begin): New member function.
3354 (Archive::unused_symbols_end): New member function.
3355 (Archive::incremental_info_): New data member.
3356 * incremental-dump.cc (find_input_containing_global): New function.
3357 (dump_incremental_inputs): Dump new incremental info sections.
3358 * incremental.cc: Include symtab.h.
3359 (Output_section_incremental_inputs): New class.
3360 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3361 new incremental info sections.
3362 (Sized_incremental_binary::do_check_inputs): Likewise.
3363 (Incremental_inputs::report_archive): Remove.
3364 (Incremental_inputs::report_archive_begin): New function.
3365 (Incremental_inputs::report_archive_end): New function.
3366 (Incremental_inputs::report_object): New function.
3367 (Incremental_inputs::finalize_inputs): Remove.
3368 (Incremental_inputs::report_input_section): New function.
3369 (Incremental_inputs::report_script): Rewrite.
3370 (Incremental_inputs::finalize): Do nothing but finalize string table.
3371 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3372 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3373 (Incremental_inputs::create_data_sections): New function.
3374 (Incremental_inputs::relocs_entsize): New function.
3375 (Output_section_incremental_inputs::set_final_data_size): New function.
3376 (Output_section_incremental_inputs::do_write): New function.
3377 (Output_section_incremental_inputs::write_header): New function.
3378 (Output_section_incremental_inputs::write_input_files): New function.
3379 (Output_section_incremental_inputs::write_info_blocks): New function.
3380 (Output_section_incremental_inputs::write_symtab): New function.
3381 * incremental.h (Incremental_script_entry): Forward declaration.
3382 (Incremental_object_entry): Forward declaration.
3383 (Incremental_archive_entry): Forward declaration.
3384 (Incremental_inputs): Forward declaration.
3385 (Incremental_inputs_header_data): Remove.
3386 (Incremental_inputs_header): Remove.
3387 (Incremental_inputs_header_write): Remove.
3388 (Incremental_inputs_entry_data): Remove.
3389 (Incremental_inputs_entry): Remove.
3390 (Incremental_inputs_entry_write): Remove.
3391 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3392 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3393 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3394 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3395 Likewise.
3396 (Incremental_input_entry): New class.
3397 (Incremental_script_entry): New class.
3398 (Incremental_object_entry): New class.
3399 (Incremental_archive_entry): New class.
3400 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3401 (Incremental_inputs::report_inputs): Remove.
3402 (Incremental_inputs::report_archive): Remove.
3403 (Incremental_inputs::report_archive_begin): New function.
3404 (Incremental_inputs::report_archive_end): New function.
3405 (Incremental_inputs::report_object): Change prototype.
3406 (Incremental_inputs::report_input_section): New function.
3407 (Incremental_inputs::report_script): Change prototype.
3408 (Incremental_inputs::get_reloc_count): New function.
3409 (Incremental_inputs::set_reloc_count): New function.
3410 (Incremental_inputs::create_data_sections): New function.
3411 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3412 (Incremental_inputs::inputs_section): New function.
3413 (Incremental_inputs::symtab_section): New function.
3414 (Incremental_inputs::relocs_section): New function.
3415 (Incremental_inputs::get_stringpool): Add const.
3416 (Incremental_inputs::command_line): Add const.
3417 (Incremental_inputs::inputs): Remove.
3418 (Incremental_inputs::command_line_key): New function.
3419 (Incremental_inputs::input_file_count): New function.
3420 (Incremental_inputs::input_files): New function.
3421 (Incremental_inputs::relocs_entsize): New function.
3422 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3423 (Incremental_inputs::finalize_inputs): Remove.
3424 (Incremental_inputs::Input_info): Remove.
3425 (Incremental_inputs::lock_): Remove.
3426 (Incremental_inputs::inputs_): Change type.
3427 (Incremental_inputs::inputs_map_): Remove.
3428 (Incremental_inputs::current_object_entry_): New data member.
3429 (Incremental_inputs::inputs_section_): New data member.
3430 (Incremental_inputs::symtab_section_): New data member.
3431 (Incremental_inputs::relocs_section_): New data member.
3432 (Incremental_inputs::reloc_count_): New data member.
3433 (Incremental_inputs_reader): New class.
3434 (Incremental_symtab_reader): New class.
3435 (Incremental_relocs_reader): New class.
3436 * layout.cc (Layout::finalize): Move finalization of incremental info
3437 and creation of incremental info sections to follow finalization of
3438 symbol table. Set offsets for postprocessing sections.
3439 (Layout::create_incremental_info_sections): Call
3440 Incremental_inputs::create_data_sections. Add incremental symtab
3441 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3442 sections to layout after input sections.
3443 * layout.h (struct Timespec): Forward declaration.
3444 (Layout::incremental_inputs): Add const.
3445 (Layout::create_incremental_info_sections): Add parameter.
3446 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3447 * object.cc: Include incremental.h.
3448 (Relobj::finalize_incremental_relocs): New function.
3449 (Sized_relobj::do_layout): Record input sections in incremental info.
3450 * object.h (Object::output_section): New function.
3451 (Object::output_section_offset): Moved from Relobj.
3452 (Object::get_incremental_reloc_base): New function.
3453 (Object::get_incremental_reloc_count): New function.
3454 (Object::do_output_section): New function.
3455 (Object::do_output_section_offset): Moved from Relobj.
3456 (Object::do_get_incremental_reloc_base): New function.
3457 (Object::do_get_incremental_reloc_count): New function.
3458 (Object::Object): Initialize new data members.
3459 (Relobj::output_section): Renamed do_output_section and moved to
3460 protected.
3461 (Relobj::output_section_offset): Moved to Object.
3462 (Relobj::do_get_incremental_reloc_base): New function.
3463 (Relobj::do_get_incremental_reloc_count): New function.
3464 (Relobj::allocate_incremental_reloc_counts): New function.
3465 (Relobj::count_incremental_reloc): New function.
3466 (Relobj::finalize_incremental_relocs): New function.
3467 (Relobj::next_incremental_reloc_index): New function.
3468 (Relobj::reloc_counts_): New data member.
3469 (Relobj::reloc_bases_): New data member.
3470 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3471 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3472 (Sized_relobj::incremental_relocs_scan): New function.
3473 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3474 (Sized_relobj::incremental_relocs_write): New function.
3475 (Sized_relobj::incremental_relocs_write_reltype): New function.
3476 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3477 incremental link.
3478 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3479 archives and object files elsewhere.
3480 (Add_symbols::run): Report object files here.
3481 (Finish_group::run): Report end of archive at end of group.
3482 * reloc.cc: Include layout.h, incremental.h.
3483 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3484 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3485 (Sized_relobj::incremental_relocs_scan): New function.
3486 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3487 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3488 (Sized_relobj::incremental_relocs_write): New function.
3489 (Sized_relobj::incremental_relocs_write_reltype): New function.
3490 * script.cc (read_input_script): Rewrite test for incremental link.
3491 Change call to Incremental_inputs::report_script.
3492 * symtab.h (Symbol_table::first_global_index): New function.
3493 (Symbol_table::output_count): New function.
3494
ce0d1972
DK		 34952010-08-12 Doug Kwan <dougkwan@google.com>
3496
3497 * arm.cc (Target_arm::merge_object_attributes): Check command line
3498 options --no-wchar-size-warning and --no-enum-size-warning.
3499 * options.h (General_options): Add ld-compatible options
3500 --no-enum-size-warning and --no-wchar-size-warning.
3501
6e5710ce
ILT		 35022010-08-04 Ian Lance Taylor <iant@google.com>
3503
3504 * x86_64.cc (Target_x86_64::Scan::local): Use
3505 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3506 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3507 (Target_x86_64::Scan::global): Likewise.
3508 (Target_x86_64::Relocate::relocate): Likewise.
3509 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3510 Likewise.
3511
fef830db
CC		 35122010-08-03 Cary Coutant <ccoutant@google.com>
3513
3514 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3515 to reserve space in merged_strings vector. Keep total input size
3516 for stats.
3517 (Output_merge_string::do_print_merge_stats): Print total input size.
3518 * merge.h (Output_merge_string): Add input_size_ field.
3519 * stringpool.cc (Stringpool_template::string_length): Move
3520 implementations out of Stringpool_template class and place in
3521 stringpool.h.
3522 * stringpool.h (string_length): Move out of Stringpool_template.
3523
1e3811b0
ILT		 35242010-08-03 Ian Lance Taylor <iant@google.com>
3525
3526 PR 11712
3527 * layout.cc (relaxation_loop_body): If address of load segment is
3528 set, adjust address to include headers if possible.
3529
7af0c620
ILT		 35302010-08-03 Ian Lance Taylor <iant@google.com>
3531
3532 * version.cc (version_string): Bump to 1.10.
3533
22f0da72
ILT		 35342010-08-03 Ian Lance Taylor <iant@google.com>
3535
3536 PR 11805
3537 * layout.h (enum Output_section_order): Define.
3538 (class Layout): Update declarations.
3539 * layout.cc (Layout::get_output_section): Add order parameter.
3540 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3541 is_first_non_relro parameters. Change all callers.
3542 (Layout::choose_output_section): Likewise.
3543 (Layout::add_output_section_data): Likewise.
3544 (Layout::make_output_section): Likewise. Set order.
3545 (Layout::default_section_order): New function.
3546 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3547 * output.cc (Output_section::Output_section): Initialize order_.
3548 Don't initialize deleted fields.
3549 (Output_segment::Output_segment): Don't initialize deleted
3550 fields.
3551 (Output_segment::add_output_section_to_load): New function
3552 replacing add_output_section. Change all callers to call this or
3553 add_output_section_to_nonload.
3554 (Output_segment::add_output_section_to_nonload): New function.
3555 (Output_segment::remove_output_section): Rewrite.
3556 (Output_segment::add_initial_output_data): Likewise.
3557 (Output_segment::has_any_data_sections): Likewise.
3558 (Output_segment::is_first_section_relro): Likewise.
3559 (Output_segment::maximum_alignment): Likewise.
3560 (Output_segment::has_dynamic_reloc): New function replacing
3561 dynamic_reloc_count. Change all callers.
3562 (Output_segment::has_dynamic_reloc_list): New function replacing
3563 dynamic_reloc_count_list. Change all callers.
3564 (Output_segment::set_section_addresses): Rewrite.
3565 (Output_segment::set_offset): Rewrite.
3566 (Output_segment::find_first_and_last_list): Remove.
3567 (Output_segment::set_tls_offsets): Rewrite.
3568 (Output_segment::first_section_load_address): Likewise.
3569 (Output_segment::output_section_count): Likewise.
3570 (Output_segment::section_with_lowest_load_address): Likewise.
3571 (Output_segment::write_section_headers): Likewise.
3572 (Output_segment::print_sections_to_map): Likewise.
3573 * output.h (class Output_data): Remove dynamic_reloc_count_
3574 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3575 (Output_data::add_dynamic_reloc): Rewrite.
3576 (Output_data::has_dynamic_reloc): New function.
3577 (Output_data::dynamic_reloc_count): Remove.
3578 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3579 is_last_relro_, is_first_non_relro_, is_interp_,
3580 is_dynamic_linker_section_ fields. Add order and set_order
3581 functions. Remove is_relro_local, set_is_relro_local,
3582 is_last_relro, set_is_last_relro, is_first_non_relro,
3583 set_is_first_non_relro functions, is_interp, set_is_interp,
3584 is_dynamic_linker_section, and set_is_dynamic_linker_section
3585 functions.
3586 (class Output_segment): Change Output_data_list from std::list to
3587 std:;vector. Add output_lists_ field. Remove output_data_ and
3588 output_bss_ fields. Update declarations.
3589
3ff2ccb0
ILT		 35902010-08-02 Ian Lance Taylor <iant@google.com>
3591
3592 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3593 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3594 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3595
88a4108b
ILT		 35962010-08-02 Ian Lance Taylor <iant@google.com>
3597
3598 PR 11855
3599 * script.cc (Script_options::Script_options): Initialize
3600 symbol_definitions_ and symbol_references_.
3601 (Script_options::add_symbol_assignment): Update
3602 symbol_definitions_ and symbol_references_.
3603 (Script_options::add_symbol_reference): New function.
3604 (script_symbol): New function.
3605 * script.h (class Script_options): Add symbol_definitions_ and
3606 symbol_references_ fields.
3607 (Script_options::referenced_const_iterator): New type.
3608 (Script_options::referenced_begin): New function.
3609 (Script_options::referenced_end): New function.
3610 (Script_options::is_referenced): New function.
3611 (Script_options::any_unreferenced): New function.
3612 * script-c.h (script_symbol): Declare.
3613 * yyscript.y (exp): Call script_symbol.
3614 * symtab.cc: Include "script.h".
3615 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3616 Change all callers. Check symbols referenced by scripts.
3617 (Symbol_table::add_undefined_symbols_from_command_line): Add
3618 layout parameter. Change all callers.
3619 (Symbol_table::do_add_undefined_symbols_from_command_line):
3620 Likewise. Break out loop body. Check symbols referenced by
3621 scripts.
3622 (Symbol_table::add_undefined_symbol_from_command_line): New
3623 function broken out of
3624 do_add_undefined_symbols_from_command_line.
3625 * symtab.h (class Symbol_table): Update declarations.
3626 * archive.cc: Include "layout.h".
3627 (Archive::should_include_member): Add layout parameter. Change
3628 all callers. Check for symbol mentioned in expression.
3629 * archive.h (class Archive): Update declaration.
3630 * object.cc (Sized_relobj::do_should_include_member): Add layout
3631 parameter.
3632 * object.h (Object::should_include_member): Add layout parameter.
3633 Change all callers.
3634 (Object::do_should_include_member): Add layout parameter.
3635 (class Sized_relobj): Update declaration.
3636 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3637 parameter.
3638 * dynobj.h (class Sized_dynobj): Update declaration.
3639 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3640 layout parameter.
3641 * plugin.h (class Sized_pluginobj): Update declaration.
3642
5f1ab67a
ILT		 36432010-08-02 Ian Lance Taylor <iant@google.com>
3644
3645 PR 11866
3646 * output.cc (Output_segment::set_offset): Search for the first and
3647 last sections rather than assuming that the list is in order.
3648 (Output_segment::find_first_and_last_list): New function.
3649 * output.h (class Output_segment): Update declarations.
3650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3651 (relro_strip_test_SOURCES): New variable.
3652 (relro_strip_test_DEPENDENCIES): New variable.
3653 (relro_strip_test_LDFLAGS): New variable.
3654 (relro_strip_test_LDADD): New variable.
3655 (relro_strip_test.so): New target.
3656
a8df5856
ILT		 36572010-08-02 Ian Lance Taylor <iant@google.com>
3658
3659 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3660 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3661 (Target_i386::got_tlsdesc_section): New function.
3662 (Target_i386::got_section): Create space for GOT entries for
3663 TLSDESC relocations.
3664 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3665 R_386_TLS_GOTDESC.
3666 (Target_i386::Scan::global): Likewise.
3667 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3668 using TLSDESC GOT.
3669 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3670 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3671 (Target_x86_64::got_tlsdesc_section): New function.
3672 (Target_x86_64::got_section): Create space for GOT entries for
3673 TLSDESC relocations.
3674 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3675 R_386_TLS_GOTDESC.
3676 (Target_x86_64::Scan::global): Likewise.
3677 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3678 using TLSDESC GOT.
3679
0c10a0a6
ILT		 36802010-08-02 Ian Lance Taylor <iant@google.com>
3681
3682 * testsuite/final_layout.sh: Use dc to convert from hex to
3683 decimal.
3684
41cbeecc
ST		 36852010-07-29 Sriraman Tallam <tmsriram@google.com>
3686
3687 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3688 paramter to the call to gold::gc_process_relocs.
3689 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3690 paramter to the call to gold::gc_process_relocs.
3691 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3692 parameter to the call to gold::gc_process_relocs.
3693 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3694 template parameter to the call to gold::gc_process_relocs.
3695 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3696 paramter to the call to gold::gc_process_relocs.
3697 * gc.h (get_embedded_addend_size): New function.
3698 (gc_process_relocs): Save the size of the reloc for use by ICF.
3699 * icf.cc (get_section_contents): Get the addend from the text section
3700 for SHT_REL relocation sections.
3701 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3702 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3703 * int_encoding.h (read_from_pointer): New overloaded function.
3704 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3705 * testsuite/icf_sht_rel_addend_test.sh: New file.
3706 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3707 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3708
6ea55b82
RW		 37092010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3710
3711 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3712 * Makefile.in: Regenerate.
3713 * testsuite/Makefile.in: Regenerate.
3714
9691462b
ILT		 37152010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3716
3717 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3718 * gold/testsuite/debug_msg.cc: Likewise.
3719 * gold/testsuite/odr_violation1.cc
3720 * gold/testsuite/odr_violation2.cc
3721
76897331
CC		 37222010-07-21 Cary Coutant <ccoutant@google.com>
3723
3724 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3725 string, and length fields.
3726 (Output_merge_string::Merged_strings_list): New type.
3727 (Output_merge_string::Merged_strings_lists): New typedef.
3728 (Output_merge_string): Replace merged_strings_ with
3729 merged_strings_lists_.
3730 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3731 Merged_strings_list per input object and section. Don't store pointer
3732 to the string. Don't store length with each merged string entry.
3733 (Output_merge_string::finalize_merged_data): Loop over list of merged
3734 strings lists. Recompute length of each merged string.
3735
78384e8f
CC		 37362010-07-15 Cary Coutant <ccoutant@google.com>
3737
3738 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3739 here.
3740
783659f9
ILT		 37412010-07-14 Ian Lance Taylor <iant@google.com>
3742
3743 * descriptors.cc (Descriptors::open): Report correct name in error
3744 message.
3745
131687b4
DK		 37462010-07-13 Doug Kwan <dougkwan@google.com>
3747
3748 * arm.cc (Arm_input_section::Arm_input_section): For a
3749 SHT_ARM_EXIDX section, always keeps the input sections.
3750 (Arm_input_section::set_exidx_section_link): New method.
3751 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3752 has_errors_ to false.
3753 (Arm_exidx_input_section::has_errors,
3754 Arm_exidx_input_section::set_has_errors): New methods.
3755 (Arm_exidx_input_section::has_errors_): New data member.
3756 (Arm_relobj::get_exidx_shndx_list): New method.
3757 (Arm_output_section::append_text_sections_to_list): Do not skip
3758 section without SHF_EXECINSTR.
3759 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3760 errors.
3761 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3762 section header. Make error messages more verbose. Check for
3763 a non-executable section linked to an EXIDX section.
3764 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3765 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3766 check that there is no deferred EXIDX section if we exit early.
3767 Instead of not making an EXIDX section in case of an error, make one
3768 and set the has_errors flag of it.
3769 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3770 in a relocatable link.
3771 (Target_arm::do_relax): Look for the EXIDX output section instead of
3772 assuming that it is called .ARM.exidx.
3773 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3774 section list. Do not check for SHF_EXECINSTR section flags but
3775 skip any input section with errors.
3776 * output.cc (Output_section::Output_section): Initialize
3777 always_keeps_input_sections_ to false.
3778 (Output_section::add_input_section): Check for
3779 always_keeps_input_sections_.
3780 * output.h (Output_section::always_keeps_input_sections,
3781 Output_section::set_always_keeps_input_sections): New methods.
3782 (Output_section::always_keeps_input_sections): New data member.
3783
69517287
RÁE		 37842010-07-13 Rafael Espindola <espindola@google.com>
3785
3786 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3787 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3788
82742395
ILT		 37892010-07-13 Philip Herron <herron.philip@googlemail.com>
3790 Ian Lance Taylor <iant@google.com>
3791
3792 * output.h (Output_section_lookup_maps::add_merge_section):
3793 Correct check of whether value was inserted.
3794 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3795 (Output_section_lookup_maps::add_relaxed_input_section):
3796 Likewise.
3797 * arm.cc (Target_arm::got_section): Remove used local os.
3798 * i386.cc (Target_i386::got_section): Likewise.
3799 * x86_64.cc (Target_x86_64::got_section): Likewise.
3800 * sparc.cc (Target_sparc::got_section): Likewise.
3801 (Target_sparc::relocate): Remove unused local have_got_offset.
3802 * powerpc.cc (Target_powerpc::relocate): Likewise.
3803
f2d707b5
ILT		 38042010-07-13 Ian Lance Taylor <iant@google.com>
3805
241531d6
ILT		 3806 * compressed_output.cc (zlib_decompress): Fix signature in
3807 !HAVE_ZLIB_H case.
3808
f2d707b5
ILT		 3809 * archive.cc (Archive::include_member): Unlock an external member
3810 of a thin archive. Don't bother to delete an object we know is
3811 NULL.
3812
a2e47362
CC		 38132010-07-12 Cary Coutant <ccoutant@google.com>
3814
3815 * compressed_output.cc (zlib_decompress): New function.
3816 (get_uncompressed_size): New function.
3817 (decompress_input_section): New function.
3818 * compressed_output.h (get_uncompressed_size): New function.
3819 (decompress_input_section): New function.
3820 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3821 Handle compressed debug sections.
3822 * layout.cc (is_compressed_debug_section): New function.
3823 (Layout::output_section_name): Map compressed section names to
3824 canonical names.
3825 * layout.h (is_compressed_debug_section): New function.
3826 (is_debug_info_section): Recognize compressed debug sections.
3827 * merge.cc: Include compressed_output.h.
3828 (Output_merge_data::do_add_input_section): Handle compressed
3829 debug sections.
3830 (Output_merge_string::do_add_input_section): Handle compressed
3831 debug sections.
3832 * object.cc: Include compressed_output.h.
3833 (Sized_relobj::Sized_relobj): Initialize new data members.
3834 (build_compressed_section_map): New function.
3835 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3836 * object.h (Object::section_is_compressed): New method.
3837 (Object::do_section_is_compressed): New method.
3838 (Sized_relobj::Compressed_section_map): New type.
3839 (Sized_relobj::do_section_is_compressed): New method.
3840 (Sized_relobj::compressed_sections_): New data member.
3841 * output.cc (Output_section::add_input_section): Handle compressed
3842 debug sections.
3843 * reloc.cc: Include compressed_output.h.
3844 (Sized_relobj::write_sections): Handle compressed debug sections.
3845
ce279a62
CC		 38462010-07-08 Cary Coutant <ccoutant@google.com>
3847
3848 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3849 weak when resolving to a dynamic def.
3850 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3851 for weak undef/dynamic def cases. Adjust callers.
3852 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3853 undef_binding_weak_.
3854 (Symbol_table::sized_write_globals): Adjust symbol binding.
3855 (Symbol_table::sized_write_symbol): Add binding parameter.
3856 * symtab.h (Symbol::set_undef_binding): New method.
3857 (Symbol::is_undef_binding_weak): New method.
3858 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3859 (Symbol_table::should_override): Add new parameter.
3860 (Symbol_table::sized_write_symbol): Add new parameter.
3861
3862 * testsuite/weak_undef_file1.cc: Add new test case.
3863 * testsuite/weak_undef_file2.cc: Fix header comment.
3864 * testsuite/weak_undef_test.cc: Add new test case.
3865
b2286c10
DK		 38662010-06-29 Doug Kwan <dougkwan@google.com>
3867
3868 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3869 Initialize USE_SYMBOL_.
3870 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3871 definition.
3872 (Arm_reloc_property::uses_symbol_): New data member declaration.
3873 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3874 uses symbol value and symbol is undefined but not weakly undefined.
3875
4802450a
RÁE		 38762010-06-28 Rafael Espindola <espindola@google.com>
3877
3878 * plugin.cc (Plugin::load): Use dlerror.
3879
e5ca47ba
ILT		 38802010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3881
3882 * symtab.cc (detect_odr_violations): When reporting an ODR
3883 violation, report an object where the symbol is defined.
3884
8a75a161
DK		 38852010-06-25 Doug Kwan <dougkwan@google.com>
3886
3887 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3888 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3889 definition.
3890 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3891 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3892 target hook to detect function points.
3893 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3894 * icf.h (Icf::check_section_for_function_pointers): Change type of
3895 parameter SECTION_NAME to const reference to std::string. Use
3896 target hook to determine if section may have unsafe pointers.
3897 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3898 method definition.
3899
42218b9f
RÁE		 39002010-06-21 Rafael Espindola <espindola@google.com>
3901
3902 * fileread.cc (Input_file::find_fie): New
3903 (Input_file::open): Use Input_file::find_fie.
3904 * fileread.h (Input_file::find_fie): New
3905 * plugin.cc (set_extra_library_path): New.
3906 (Plugin::load): Add set_extra_library_path to the transfer vector.
3907 (Plugin_manager::set_extra_library_path): New.
3908 (Plugin_manager::add_input_file): Use the extra search path if set.
3909 (set_extra_library_path(): New.
3910 * plugin.h (Plugin_manager): Add set_extra_library_path and
3911 extra_search_path_.
3912
a0506cca
CC		 39132010-06-19 Cary Coutant <ccoutant@google.com>
3914
3915 * layout.cc (gdb_sections): Add .debug_types.
3916 (lines_only_debug_sections): Likewise.
3917
6508b958
RÁE		 39182010-06-18 Rafael Espindola <espindola@google.com>
3919
3920 * plugin.cc (add_input_file,add_input_library)
3921 (Plugin_manager::add_input_file): Make filename arguments const.
3922 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3923 const.
3924
3e235302
DK		 39252010-06-16 Doug Kwan <dougkwan@google.com>
3926
3927 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3928 .ARM.attributes section if we have not merged any input
3929 attributes sections.
3930
106e8a6c
DK		 39312010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3932
3933 * arm.cc: Allow combining objects with no EABI version
3934 information.
3935
91ff43fe
RÁE		 39362010-06-15 Rafael Espindola <espindola@google.com>
3937
3938 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3939
68ed838c
ILT		 39402010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3941
3942 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3943 (struct iovec): Correct !HAVE_READV definition.
3944
f3a2388f
CC		 39452010-06-10 Cary Coutant <ccoutant@google.com>
3946
3947 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3948 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3949 reloc sections.
3950 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3951
3952 PR 11683
3953 * symtab.h (Symbol::is_placeholder): New member function.
3954 * target-reloc.h (relocate_section): Check for placeholder symbols.
3955
3956 * testsuite/Makefile.am (plugin_test_8): New test.
3957 (plugin_test_9): New test.
3958 * testsuite/Makefile.in: Regenerate.
3959
e1df38aa
NC		 39602010-06-09 Nick Clifton <nickc@redhat.com>
3961
3962 * yyscript.y (input_list_element): Allow strings prefixed with
3963 the '-' character. Treat these as libraries.
3964 * script.cc (script_add_library): New function. Adds a library
3965 specified by "-l<name>" found in an input script.
3966 * script-c.h: Add prototype for script_add_library.
3967
25bbe950
DK		 39682010-06-07 Doug Kwan <dougkwan@google.com>
3969
3970 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3971 Restrict stub-group size to be within long conditional branch
3972 range when working around cortex-A8 erratum.
3973
0f32ea4c
ILT		 39742010-06-07 Damien Diederen <dd@crosstwine.com>
3975
3976 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3977 #ifdef typo.
3978
8fe2a369
ST		 39792010-06-03 Sriraman Tallam <tmsriram@google.com>
3980
3981 PR gold/11658
3982 * output.cc
3983 (Output_section::Input_section_sort_entry::compare_section_ordering):
3984 Change to return non-zero correctly.
3985 (Output_section::Input_section_sort_section_order_index_compare
3986 ::operator()): Change to fix ambiguity in comparisons.
3987
6e9ba2ca
ST		 39882010-06-01 Sriraman Tallam <tmsriram@google.com>
3989
3990 * gold.h (is_wildcard_string): New function.
3991 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3992 (Layout::layout_eh_frame): Ditto.
3993 (Layout::find_section_order_index): New method.
3994 (Layout::read_layout_from_file): New method.
3995 * layout.h (Layout::find_section_order_index): New method.
3996 (Layout::read_layout_from_file): New method.
3997 (Layout::input_section_position_): New private member.
3998 (Layout::input_section_glob_): New private member.
3999 * main.cc (main): Call read_layout_from_file here.
4000 * options.h (--section-ordering-file): New option.
4001 * output.cc (Output_section::input_section_order_specified_): New
4002 member.
4003 (Output_section::Output_section): Initialize new member.
4004 (Output_section::add_input_section): Add new parameter.
4005 Keep input sections when --section-ordering-file is used.
4006 (Output_section::set_final_data_size): Sort input sections when
4007 section ordering file is specified.
4008 (Output_section::Input_section_sort_entry): Add new parameter.
4009 Check sorting type.
4010 (Output_section::Input_section_sort_entry::compare_section_ordering):
4011 New method.
4012 (Output_section::Input_section_sort_compare::operator()): Change to
4013 consider section_order_index.
4014 (Output_section::Input_section_sort_init_fini_compare::operator()):
4015 Change to consider section_order_index.
4016 (Output_section::Input_section_sort_section_order_index_compare
4017 ::operator()): New method.
4018 (Output_section::sort_attached_input_sections): Change to sort
4019 according to section order when specified.
e1df38aa
NC		 4020 (Output_section::add_input_section<32, true>): Add new parameter.
4021 (Output_section::add_input_section<64, true>): Add new parameter.
4022 (Output_section::add_input_section<32, false>): Add new parameter.
4023 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4024 * output.h (Output_section::add_input_section): Add new parameter.
4025 (Output_section::input_section_order_specified): New
4026 method.
4027 (Output_section::set_input_section_order_specified): New method.
4028 (Input_section::Input_section): Initialize section_order_index_.
4029 (Input_section::section_order_index): New method.
4030 (Input_section::set_section_order_index): New method.
4031 (Input_section::section_order_index_): New member.
4032 (Input_section::Input_section_sort_section_order_index_compare): New
4033 struct.
4034 (Output_section::input_section_order_specified_): New member.
4035 * script-sections.cc (is_wildcard_string): Delete and move modified
4036 method to gold.h.
4037 (Output_section_element_input::Output_section_element_input): Modify
4038 call to is_wildcard_string.
4039 (Output_section_element_input::Input_section_pattern
4040 ::Input_section_pattern): Ditto.
4041 (Output_section_element_input::Output_section_element_input): Ditto.
4042 * testsuite/Makefile.am (final_layout): New test case.
4043 * testsuite/Makefile.in: Regenerate.
4044 * testsuite/final_layout.cc: New file.
4045 * testsuite/final_layout.sh: New file.
4046
3537c84b
RÁE		 40472010-06-01 Rafael Espindola <espindola@google.com>
4048
4049 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4050
105b6afd
RÁE		 40512010-06-01 Rafael Espindola <espindola@google.com>
4052
4053 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4054 visibility of symbols.
4055
29e11421
DK		 40562010-05-27 Doug Kwan <dougkwan@google.com>
4057
4058 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4059 from start of output section instead of address for a local symbol
4060 in a merged or relaxed section when doing a relocatable link.
4061
5e0f337e
RÁE		 40622010-05-26 Rafael Espindola <espindola@google.com>
4063
4064 PR 11604
4065 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4066 adding sections the garbage collector removed.
4067 * gold/testsuite/Makefile.am: Add test.
4068 * gold/testsuite/Makefile.in: Regenerate.
4069 * gold/testsuite/plugin_test_7.sh: New.
4070 * gold/testsuite/plugin_test_7_1.c: New.
4071 * gold/testsuite/plugin_test_7_2.c: New.
4072
f4187277
RÁE		 40732010-05-26 Rafael Espindola <espindola@google.com>
4074
4075 * script-sections.cc (Output_section_definition::set_section_addresses):
4076 Check for --section-start.
4077
5c388529
DK		 40782010-05-26 Doug Kwan <dougkwan@google.com>
4079
4080 * arm.cc (Arm_scan_relocatable_relocs): New class.
4081 (Target_arm::relocate_special_relocatable): New method.
4082 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4083 (Arm_relocate_functions::thumb_branch_common): Same.
4084 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4085 instead of Default_scan_relocatable_relocs.
4086 * target-reloc.h (relocate_for_relocatable): Let target handle
4087 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4088 * target.h (Sized_target::relocate_special_relocatable): New method.
4089
bca1c3ae
ILT		 40902010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4091
4092 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4093
0439c796
DK		 40942010-05-23 Doug Kwan <dougkwan@google.com>
4095
4096 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4097 instead of a cast.
4098 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4099 with a direct branch, not a conditional branch, to a stub.
4100 * merge.cc (Output_merge_base::record_input_section): New method
4101 defintion.
4102 (Output_merge_data::do_add_input_section): Record input section if
4103 keeps-input-sections flag is set.
4104 (Output_merge_string::do_add_input_section): Ditto.
4105 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4106 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4107 INPUT_SECTIONS_.
4108 (Output_merge_base::keeps_input_sections,
4109 Output_merge_base::set_keeps_input_sections,
4110 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4111 method definitions.
4112 (Output_merge_base::Input_sections): New type declaration.
4113 (Output_merge_base::input_sections_begin,
4114 Output_merge_base::input_sections_end,
4115 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4116 (Output_merge_base::bool keeps_input_sections_,
4117 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4118 Output_merge_base::input_sections_): New data members.
4119 (Output_merge_data::do_set_keeps_input_sections): New method
4120 defintion.
4121 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4122 * output.cc (Output_section::Input_section::relobj): Move method
4123 defintion from class declaration to here and handle merge sections.
4124 (Output_section::Input_section::shndx): Ditto.
4125 (Output_section::Output_section): Remove initializations of removed
4126 data members and initialize new data member LOOKUP_MAPS_.
4127 (Output_section::add_input_section): Set keeps-input-sections flag
4128 for a newly created merge output section as appropriate. Adjust code
4129 to use Output_section_lookup_maps class.
4130 (Output_section::add_relaxed_input_section): Adjst code for lookup
4131 maps code refactoring.
4132 (Output_section::add_merge_input_section): Add a new parameter
4133 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4134 class. If adding input section to a newly created merge output
4135 section fails, remove the new merge section.
4136 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4137 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4138 (Output_section::find_merge_section): Ditto.
4139 (Output_section::build_lookup_maps): New method defintion.
4140 (Output_section::find_relaxed_input_section): Adjust code to use
4141 Output_section_lookup_maps class.
4142 (Output_section::get_input_sections): Export merge sections. Adjust
4143 code to use Output_section_lookup_maps class.
4144 (Output_section:::add_script_input_section): Adjust code to use
4145 Output_section_lookup_maps class. Update lookup maps for merge
4146 sections also.
4147 (Output_section::discard_states): Use Output_section_lookup_maps.
4148 (Output_section::restore_states): Same.
4149 * output.h (Merge_section_properties): Move class defintion out of
4150 Output_section.
4151 (Output_section_lookup_maps): New class.
4152 (Output_section::Input_section::is_merge_section): New method
4153 defintion.
4154 (Output_section::Input_section::relobj): Move defintion out of class
4155 defintion. Declare method only.
4156 (Output_section::Input_section::shndx): Ditto.
4157 (Output_section::Input_section::output_merge_base): New method defintion.
4158 (Output_section::Input_section::u2_.pomb): New union field.
4159 (Output_section::Merge_section_by_properties_map,
4160 Output_section::Output_section_data_by_input_section_map,
4161 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4162 Remove types.
4163 (Output_section::add_merge_input_section): Add new parameter
4164 KEEPS_INPUT_SECTIONS.
4165 (Output_section::build_lookup_maps): New method declaration.
4166 (Output_section::merge_section_map_,
4167 Output_section::merge_section_by_properties_map_,
4168 Output_section::relaxed_input_section_map_,
4169 Output_section::is_relaxed_input_section_map_valid_): Remove data
4170 members.
4171 (Output_section::lookup_maps_): New data member.
4172
76295588
L		 41732010-05-21 Doug Kwan <dougkwan@google.com>
4174
4175 PR gold/11619
4176 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4177 avoid a compilation error.
4178
d103a984
RÁE		 41792010-05-19 Rafael Espindola <espindola@google.com>
4180
4181 * script-sections.cc (Output_section_definition::allocate_to_segment):
4182 Update the phdrs_list even when the output section is NULL.
4183 * testsuite/Makefile.am: Add test.
4184 * testsuite/Makefile.in: Regenerate.
4185 * testsuite/script_test_9.cc: New.
4186 * testsuite/script_test_9.sh: New.
4187 * testsuite/script_test_9.t: New.
4188
6625d24e
DK		 41892010-05-19 Doug Kwan <dougkwan@google.com>
4190
4191 * arm.cc (Arm_input_section::original_size): New method.
4192 (Arm_input_section::do_addralign): Add a cast.
4193 (Arm_input_section::do_output_offset): Remove static cast.
4194 (Arm_input_section::original_addralign,
4195 Arm_input_section::original_size_): Change type to uint32_t.
4196 (Arm_input_section::init): Add safe casts for section alignment
4197 and size.
4198 (Arm_input_section::set_final_data_size): Do not set address and
4199 offset of stub table.
4200 (Arm_output_section::fix_exidx_coverage): Change use of of
4201 Output_section::Simple_input_section to that of
4202 Output_section::Input_section.
4203 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4204 except for the first pass.
4205 * output.cc (Output_section::get_input_sections): Change type of
4206 input_sections to std::list<Input_section>.
4207 (Output_section::add_script_input_section): Rename from
4208 Output_section::add_simple_input_section. Change type of SIS
4209 parameter from Simple_input_section to Input_section.
4210 * output.h (Output_section::Simple_input_section): Remove class.
4211 (Output_section::Input_section): Change class visibility to public.
4212 (Output_section::Input_section::addralign): Use stored alignments
4213 for special input sections if set.
4214 (Output_section::Input_section::set_addralign): New method.
4215 (Output_section::get_input_sections): Change parameter type from
4216 list of Simple_input_section to list of Input_section.
4217 (Output_section::add_script_input_section): Rename from
4218 Output_section::add_simple_input_section. Change first parameter's
4219 type from Simple_input_section to Input_section and remove the
4220 second and third parameters.
4221 * script-sections.cc (Input_section::Input_section_list): Change
4222 type to list of Output_section::Input_section/
4223 (Input_section_info::Input_section_info): Change parameter type of
4224 INPUT_SECTION to Output_section::Input_section.
4225 (Input_section_info::input_section): Change return type.
4226 (Input_section_info::input_section_): Change type to
4227 Output_section::Input_section.
4228 (Output_section_element_input::set_section_addresses): Adjust code
4229 to use Output_section::Input_section instead of
4230 Output_section::Simple_input_section. Adjust code for renaming
4231 of Output_section::add_simple_input_section.
4232 (Orphan_output_section::set_section_addresses): Ditto.
4233
e1e82ea4
RW		 42342010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4235
4236 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4237 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4238
91e75c8a
RÁE		 42392010-05-18 Rafael Espindola <espindola@google.com>
4240
4241 * options.cc (General_options::finalize): Handle -nostdlib.
4242 * options.h (nostdlib): New option.
4243 * script.cc (script_add_search_dir): Handle -nostdlib.
4244
da59ad79
DK		 42452010-05-12 Doug Kwan <dougkwan@google.com>
4246
4247 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4248 attributes section only if there no attributes section after merging.
4249 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4250 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4251 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4252 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4253 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4254 and arm_attr_merge_7.stdout.
4255 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4256 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4257 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4258 arm_attr_merge_7b.o): New rules.
4259 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4260 arm_attr_merge_7
4261 * testsuite/Makefile.in: Regenerate.
4262 * testsuite/arm_attr_merge.sh: New file.
4263 * testsuite/arm_attr_merge_[67][ab].s: Same.
4264
3e01a7fd
NC		 42652010-05-05 Nick Clifton <nickc@redhat.com>
4266
4267 * po/es.po: Updated Spanish translation.
4268
7ad2014a
L		 42692010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4270
4271 * Makefile.am (install-exec-local): Properly install gold as
4272 default cross linker.
4273 * Makefile.in: Regenerated.
4274
4fda8867
NC		 42752010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4276 Nick Clifton <nickc@redhat.com>
4277
4278 * configure.ac (install_as_default): Define and set to false
4279 unless --enable-gold or --enable-gold=both/gold has been
4280 specified.
4281 * configure: Regenerate.
4282
4283 * Makefile.am (install-exec-local): Install the executable as
4284 'ld.gold'. If install_as_default is true then also install it as
4285 'ld'.
4286 * Makefile.in: Regenerated.
4287
bd288ea2
ILT		 42882010-04-24 Ian Lance Taylor <iant@google.com>
4289
4290 * layout.cc (Layout::layout_reloc): In relocatable link don't
4291 combine reloc sections for grouped sections.
4292
ef38fd8a
ST		 42932010-04-23 Sriraman Tallam <tmsriram@google.com>
4294
4295 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4296 sections that are not ordinary to icf.
4297 * icf.cc (get_section_contents): Handle relocation pointing to section
4298 with no object or shndx information.
4299 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4300 * testsuite/Makefile.in: Regenerate.
4301 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4302 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4303
f6973bdc
ILT		 43042010-04-22 Ian Lance Taylor <iant@google.com>
4305
4306 * expression.cc (Expression::Expression_eval_info): Add
4307 result_alignment_pointer field.
4308 (Expression::eval_with_dot): Add result_alignment_pointer
4309 parameter. Change all callers.
4310 (Expression::eval_maybe_dot): Likewise.
4311 (class Binary_expression): Add alignment_pointer parameter to
4312 left_value and right_value. Change all callers.
4313 (BINARY_EXPRESSION): Set result alignment.
4314 (class Trinary_expression): Add alignment_pointer parameter to
4315 arg2_value and arg3_value. Change all callers.
4316 (Trinary_cond::value): Set result alignment.
4317 (Max_expression::value, Min_expression::value): Likewise.
4318 (Align_expression::value): Likewise.
4319 * script-sections.cc (class Sections_element): Add dot_alignment
4320 parameter to set_section_addresses virtual function. Update
4321 instantiations.
4322 (class Output_section_element): Likewise.
4323 (Script_sections::create_segments): Add dot_alignment parameter.
4324 Change all callers.
4325 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4326 (Script_sections::set_phdrs_clause_addresses): Likewise.
4327 * script-sections.h: Update declarations.
4328 * script.h: Update declarations.
4329 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4330 min_p_align.
4331 * testsuite/script_test_3.t: Set large alignment.
4332 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4333 segment has expected alignment.
4334
9c9c98a5
NC		 43352010-04-22 Nick Clifton <nickc@redhat.com>
4336
4337 * po/gold.pot: Updated by the Translation project.
4338 * po/vi.po: Updated Vietnamese translation.
4339
2253bfba
L		 43402010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4341
4342 * testsuite/Makefile.am (check_PROGRAMS): Add
4343 icf_virtual_function_folding_test.
4344 * testsuite/Makefile.in: Regenerated.
4345
85fdf906
AH		 43462010-04-15 Andrew Haley <aph@redhat.com>
4347
4348 * options.h (merge_exidx_entries): New option.
4349 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4350 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4351 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4352 (Target_arm::merge_exidx_entries): New function.
4353 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4354 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4355 to Arm_exidx_fixup constructor.
4356 Add new arg, merge_exidx_entries.
4357 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4358 Arm_output_section::fix_exidx_coverage.
4359
ce97fa81
ST		 43602010-04-18 Sriraman Tallam <tmsriram@google.com>
4361
4362 * icf.cc (get_section_contents): Check for preemptible functions.
4363 Ignore addend when appropriate.
4364 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4365 section folded.
4366 (add_from_relobj): Check for section folded.
4367 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4368 * symtab.h (should_add_dynsym_entry): Add new parameter.
4369 * target-reloc.h (scan_relocs): Check for section folded.
4370 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4371 Check reloc types for function pointers in shared objects.
4372 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4373 case.
4374 (icf_preemptible_functions_test): New test case.
4375 (icf_string_merge_test): New test case.
4376 * testsuite.Makefile.in: Regenerate.
4377 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4378 bar_glob. Refactor code.
4379 * testsuite/icf_preemptible_functions_test.cc: New file.
4380 * testsuite/icf_preemptible_functions_test.sh: New file.
4381 * testsuite/icf_string_merge_test.cc: New file.
4382 * testsuite/icf_string_merge_test.sh: New file.
4383 * testsuite/icf_virtual_function_folding_test.cc: New file.
4384 * testsuite/icf_virtual_function_folding_test.sh: New file.
4385
04ceb17c
DK		 43862010-04-14 Doug Kwan <dougkwan@google.com>
4387
4388 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4389 for local symbol recounting if we remove a section due to ICF.
4390 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4391 there are no regular objects in input.
4392
153e7da4
DK		 43932010-04-13 Doug Kwan <dougkwan@google.com>
4394
4395 * arm.cc (Arm_input_section::set_final_data_size): Compute
4396 accurate final data size instead of using current data size.
4397
4dbd9faf
DK		 43982010-04-09 Doug Kwan <dougkwan@google.com>
4399
4400 * layout.cc (Layout::choose_output_section): Handle script section
4401 types.
4402 (Layout::make_output_section_for_script): Add section type parameter.
4403 Handle script section types.
4404 * layout.h (Layout::make_output_section_for_script): Add section
4405 type parameter.
4406 * output.cc (Output_section::Output_section): Initialize data member
4407 is_noload_.
4408 (Output_section::do_reset_address_and_file_offset): Do not set address
4409 to 0 if section is a NOLOAD section.
4410 * output.h (Output_section::is_noload): New method.
4411 (Output_section::set_is_noload): Ditto.
4412 (Output_section::is_noload_): New data member.
4413 * script-c.h (Script_section_type): New enum type.
4414 (struct Parser_output_section_header): Add new file section_type.
4415 * script-sections.cc (Sections_element::output_section_name): Add
4416 parameter for returning script section type.
4417 (Output_section_definition::output_section_name): Ditto.
4418 (Output_section_definition::section_type)P; New method.
4419 (Output_section_definiton::script_section_type_name): Ditto.
4420 (Output_section_definition::script_section_type_): New data member.
4421 (Output_section_definition::Output_section_definition): Initialize
4422 data member Output_section_definition::script_section_type_.
4423 (Output_section_definition::create_sections): Pass script section type
4424 to Layout::make_output_section_for_script.
4425 (Output_section_definition::output_section_name): Return script
4426 section type to caller.
4427 (Output_section_definition::set_section_address): Do not advance
4428 dot value and load address if section type is NOLOAD. Set address
4429 of NOLOAD sections regardless of section flags.
4430 (Output_section_definition::print): Print section type if it is
4431 not SCRIPT_SECTION_TYPE_NONE.
4432 (Output_section_definition::section_type): New method.
4433 (Output_section_definition::script_section_type_name): Ditto.
4434 (Script_sections::output_section_name): Add new parameter
4435 PSECTION_TYPE for returning script section type. Pass it to
4436 section elements. Handle discard sections.
4437 (Sort_output_sections::operator()): Handle NOLOAD sections.
4438 * script-sections.h (Script_sections::Section_type): New enum type.
4439 (Script_sections::output_section_name): Add a new parameter for
4440 returning script section type.
4441 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4442 INFO and NOLOAD.
4443 * yyscript.y (union): Add new field SECTION_TYPE.
4444 (COPY, DSECT, INFO, NOLOAD): New tokens.
4445 (opt_address_and_section_type): Change type to output_section_header.
4446 (section_type): New non-terminal
4447 (section_header): Handle section type.
2253bfba 4448 (opt_address_and_section_type): Return section type value.
4dbd9faf 4449
721ea635
L		 44502010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4451
4452 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4453 * testsuite/plugin_common_test_2.c (foo): Likewise.
4454
6bf924b0
DK		 44552010-04-08 Doug Kwan <dougkwan@google.com>
4456
4457 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4458 Output_merge_data.
4459 * output.cc (Output_section::add_merge_input_section): Simplify
4460 code and return status of Output_merge_base::add_input_section.
e1df38aa 4461 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4462 returns true.
4463
24af6f92
DK		 44642010-04-07 Doug Kwan <dougkwan@google.com>
4465
4466 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4467 if section is marked as containing instructions but has no mapping
4468 symbols.
4469 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4470 correct section index.
4471 (Arm_relobj::find_linked_text_section): Ditto.
4472
00698fc5
CC		 44732010-04-07 Cary Coutant <ccoutant@google.com>
4474
4475 * archive.cc (include_member): Destroy Read_symbols_data object before
4476 releasing file.
4477 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4478 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4479 (Read_symbols_data::~Read_symbols_data) New destructor.
4480 (Section_relocs::Section_relocs) New constructor.
4481 (Section_relocs::~Section_relocs) New destructor.
4482 (Read_relocs_data::Read_relocs_data) New constructor.
4483 (Read_relocs_data::~Read_relocs_data) New destructor.
4484 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4485 pointers to NULL after deleting.
4486
7296d933
DK		 44872010-04-07 Doug Kwan <dougkwan@google.com>
4488
4489 * arm.cc: Replace "endianity" with "endianness" in comments.
4490 (Arm_exidx_cantunwind): Ditto.
4491 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4492 (Arm_relobj::merge_flags_and_attributes): New method.
4493 (Arm_relobj::merge_flags_and_attributes_): New data member.
4494 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4495 (Arm_relobj::scan_sections_for_stubs): Ditto.
4496 (Arm_relobj::do_read_symbols): Check to see if we really want to
4497 merge processor-specific flags and attributes. Exit early if
4498 an object is empty except for section names and the undefined symbol.
4499 (Target_arm::do_finalize_sections): Move check for ELF format to
4500 Arm_relobj::do_read_symbols. Merge processor specific flags and
4501 attributes from a regular object only when we have determined that
4502 it is aapropriate. Do not create an .ARM.attributes section in
4503 output if there is no regular input object.
4504 (Target_arm::merge_processor_specific_flags): Check
4505 --warn-mismatch before printing any error.
4506 (Target_arm::merge_object_attributes): Ditto.
4507 * gold.cc (queue_middle_tasks): Handle the case in which there is
4508 no regular object in input.
4509 * options.cc (General_options::parse_EB): New method.
4510 (General_options::parse_EL): Same.
4511 (General_options::General_options): Initialize endianness_.
4512 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4513 New options.
4514 (General_options::Endianness): New enum.
4515 (General_options::endianness): New method.
4516 (General_options::endianness_): New data member.
4517 * parameters.cc (Parameters::set_options): Check target endianness.
4518 (Parameters::set_target_once): Ditto.
4519 (Parameters::check_target_endianness): New method.
4520 (parameters_force_valid_target): If either -EL or -EB is specified,
4521 use it to define endianness of default target.
4522 * parameters.h (Parameters::check_target_endianness): New method
4523 declaration.
4524 * target.h (class Target): Change "endianity" to "endianness"
4525 in comments.
4526
efc8d4f2
RW		 45272010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4528
4529 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4530 * configure: Regenerate.
4531 * Makefile.in: Regenerate.
4532 * testsuite/Makefile.in: Regenerate.
4533
be234d88
CC		 45342010-04-06 Cary Coutant <ccoutant@google.com>
4535
4536 gcc PR lto/42757
4537 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4538 prevailing definitions of common symbols.
4539 * testsuite/plugin_test_6.sh: New test case.
4540 * testsuite/plugin_common_test_1.c: New test case.
4541 * testsuite/plugin_common_test_2.c: New test case.
4542 * testsuite/Makefile.am (plugin_test_6): New test case.
4543 * testsuite/Makefile.in: Regenerate.
4544
bd32c6bd
NC		 45452010-04-06 Nick Clifton <nickc@redhat.com>
4546
4547 * po/vi.po: New Vietnamese translation.
4548
323c532f
DK		 45492010-03-30 Doug Kwan <dougkwan@google.com>
4550
4551 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4552
4fcd97eb
DK		 45532010-03-25 Doug Kwan <dougkwan@google.com>
4554
4555 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4556 to avoid a conversion warning on a 32-bit host.
4557
4ebf39db
ILT		 45582010-03-24 Ian Lance Taylor <iant@google.com>
4559
4560 * testsuite/script_test_3.t: Add a TLS segment.
4561 * testsuite/Makefile.am (check_PROGRAMS): Add
4562 tls_phdrs_script_test.
4563 (tls_phdrs_script_test_SOURCES): Define.
4564 (tls_phdrs_script_test_DEPENDENCIES): Define.
4565 (tls_phdrs_script_test_LDFLAGS): Define.
4566 (tls_phdrs_script_test_LDADD): Define.
4567 * testsuite/Makefile.in: Rebuild.
4568
4a599bdd
CC		 45692010-03-23 Cary Coutant <ccoutant@google.com>
4570
4571 * fileread.cc (find_or_make_view): Fix comment.
4572
6c93b22c
ILT		 45732010-03-23 Ian Lance Taylor <iant@google.com>
4574
4575 * script-sections.cc (class Orphan_section_placement): Define
4576 PLACE_TLS and PLACE_TLS_BSS.
4577 (Orphan_section_placement::Orphan_section_placement): Initialize
4578 new places.
4579 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4580 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4581 (tls_script_test_SOURCES): Define.
4582 (tls_script_test_DEPENDENCIES): Define.
4583 (tls_script_test_LDFLAGS): Define.
4584 (tls_script_test_LDADD): Define.
4585 * testsuite/Makefile.in: Rebuild.
4586
a2c7281b
DK		 45872010-03-22 Doug Kwan <dougkwan@google.com>
4588
4589 * arm.cc (Arm_relocate_functions::abs8,
4590 Arm_relocate_functions::abs16): Use correct check for overflow
4591 specified in the ARM ELF specs.
4592 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4593 target of a BLX instruction specially.
4594 (Reloc_stub::stub_type_for_reloc): Ditto.
4595 (Relocate::relocate): Use symbolic names instead of numeric relocation
4596 codes to report error.
4597 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4598 workaround.
4599 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4600 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4601 thumb2_blx_out_of_range.stdout
4602 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4603 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4604 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4605 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4606 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4607 thumb2_blx_in_range, thumb2_blx_in_range.o,
4608 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4609 thumb2_blx_out_of_range.o): New rules.
4610 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4611 thumb2_blx_in_range and thumb2_blx_out_of_range.
4612 * testsuite/Makefile.in: Regenerate.
4613 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4614 * testsuite/thumb_blx_in_range.s: New file.
4615 * testsuite/thumb_blx_out_of_range.s: New file.
4616
b0193076
RÁE		 46172010-03-22 Rafael Espindola <espindola@google.com>
4618
4619 * archive.cc (Should_include): Move to archive.h.
4620 (should_include_member): Make it a member of Archive.
4621 (Lib_group): New.
4622 (Add_lib_group_symbols): New.
4623 * archive.h: Include options.h.
4624 (Archive_member): Moved from Archive.
4625 (Should_include): Moved from archive.cc.
4626 (Lib_group): New.
4627 (Add_lib_group_symbols): New.
4628 * dynobj.cc (do_should_include_member): New.
4629 * dynobj.h (do_should_include_member): New.
4630 * gold.cc (queue_initial_tasks): Update call to queue.
4631 * main.cc (main): Print lib group stats.
4632 * object.cc (do_should_include_member): New.
4633 * object.h: Include archive.h.
4634 (Object::should_include_member): New.
4635 (Object::do_should_include_member): New.
4636 (Sized_relobj::do_should_include_member): New.
4637 * options.cc (General_options::parse_start_lib): New.
4638 (General_options::parse_end_lib): New.
4639 (Input_arguments::add_file): Handle lib groups.
4640 (Input_arguments::start_group): Check we are not in a lib.
4641 (Input_arguments::start_lib): New.
4642 (Input_arguments::end_lib): New.
4643 * options.h (General_options): Add start_lib and end_lib.
4644 (Input_argument::lib_): New.
4645 (Input_argument::lib): New.
4646 (Input_argument::is_lib): New.
4647 (Input_file_lib): New.
4648 (Input_arguments::in_lib_): New.
4649 (Input_arguments::in_lib): New.
4650 (Input_arguments::start_lib): New.
4651 (Input_arguments::end_lib_): New.
4652 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4653 in unused members as preempted.
4654 (Sized_pluginobj::do_should_include_member): New.
4655 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4656 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4657 return the blocker.
4658 (Read_symbols::do_whole_lib_group): New.
4659 (Read_symbols::do_lib_group): New.
4660 (Read_symbols::do_read_symbols): Handle lib groups.
4661 (Read_symbols::get_name): Handle lib groups.
4662 * readsyms.h (Read_symbols): Add an archive member pointer.
4663 (Read_symbols::do_whole_lib_group): New.
4664 (Read_symbols::do_lib_group): New.
4665 (Read_symbols::member_): New.
4666 * script.cc (read_input_script): Update call to queue_soon.
4667
d099120c
DK		 46682010-03-19 Doug Kwan <dougkwan@google.com>
4669
4670 * arm.cc (Stub_table::Stub_table): Initialize new data members
4671 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4672 (Stub_table::add_reloc_stub): Assign stub offset and update
4673 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4674 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4675 New data members.
4676 (Stub_table::update_data_size_and_addralign): Use
4677 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4678 instead of going over all reloc stubs.
4679 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4680 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4681 Stringpool_template::offset_ to size of Stringpool_char.
4682 (Stringpool_template::new_key_offset): Remove code to initialize
4683 Stringpool_template::offset_.
4684 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4685 Stringpool_template::offset_ to zero.
4686
1aa37384
DK		 46872010-03-15 Doug Kwan <dougkwan@google.com>
4688
4689 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4690 offset_.
4691 (Stringpool_template::new_key_offset): New method.
4692 (Stringpool_template::add_string): Assign offsets when adding new
4693 strings.
4694 (Stringpool_template::set_string_offsets): Do not set string offsets
4695 when not optimizing.
4696 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4697 member size_.
4698 (Chunked_vector::clear): Clear size_.
4699 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4700 (Chunked_vector::size): Return size_.
4701 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4702 (Chunked_vector::size_): New data member.
1aa37384
DK		 4703 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4704 (Stringpool_template::new_key_offset): New method declaration.
4705 (Stringpool_template::offset_): New data member.
4706
b672b057
RÁE		 47072010-03-15 Rafael Espindola <espindola@google.com>
4708
4709 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4710 Add_symbols' constructor.
4711 * readsyms.h (Add_symbols): Remove the input_group member.
4712
b6848d3c
ILT		 47132010-03-10 Ian Lance Taylor <iant@google.com>
4714
4715 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4716 target to ask whether a reference to a symbol requires a stack
4717 split.
4718 * target.h (Target::is_call_to_non_split): New function.
4719 (Target::do_is_call_to_non_split): Declare virtual function.
4720 * target.cc: Include "symtab.h".
4721 (Target::do_is_call_to_non_split): New function.
4722 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4723
a2a5469e
CC		 47242010-03-10 Cary Coutant <ccoutant@google.com>
4725
4726 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4727 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4728 (File_read::open[2]): Add whole_file_view_ to list of views.
4729 (File_read::make_view): Remove test of whole_file_view_.
4730 (File_read::find_or_make_view): Create whole_file_view_ if
4731 necessary.
4732 (File_read::clear_views): Replace bool parameter with enum;
4733 adjust all callers. Don't delete views with permanent data;
4734 do delete cached views and views from archives if
4735 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4736 if clearing the corresponding view.
4737 * fileread.h (File_read::Clear_views_mode): New enum.
4738 (File_read::View::is_permanent_view): New method.
4739 (File_read::clear_views): Replace bool parameter
4740 with enum; adjust all callers.
4741 * options.h (General_options): Change keep_files_mapped option;
4742 add map_whole_files.
4743 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4744 releasing the file.
4745 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4746 the file.
4747
8861f32b
DM		 47482010-03-10 David S. Miller <davem@davemloft.net>
4749
4750 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4751
d62d0f5f
ST		 47522010-03-09 Sriraman Tallam <tmsriram@google.com>
4753
4754 * icf.cc (get_section_contents): Add '@' marker after processing the
4755 merge reloc.
4756
9177756d
DK		 47572010-03-08 Doug Kwan <dougkwan@google.com>
4758
4759 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4760 due to a conversion warning.
4761 (Arm_relobj::update_output_local_symbol_count): Check for local
4762 symbol with unset output index.
4763
9e9e071b
ILT		 47642010-03-05 Ian Lance Taylor <iant@google.com>
4765
4766 * options.h (class General_options): Add --spare-dynamic-tags.
4767 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4768 --spare-dynamic-tags.
4769
a81ee015
ILT		 47702010-03-05 Ian Lance Taylor <iant@google.com>
4771
4772 * incremental.cc: Include "libiberty.h".
4773
44ec90b9
RO		 47742010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4775
4776 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4777 function, is_info_ member.
4778 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4779 (Versions::Versions): Update caller.
4780 (Versions::define_base_version): Likewise.
4781 (Versions::add_def): Likewise.
4782
0897ed3b
ST		 47832010-03-03 Sriraman Tallam <tmsriram@google.com>
4784
4785 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4786 (Scan::possible_function_pointer_reloc): New function.
4787 (Scan::local_reloc_may_be_function_pointer): Change to call
4788 possible_function_pointer_reloc.
4789 (Scan::global_reloc_may_be_function_pointer): Ditto.
4790 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4791 relocations in ".data.rel.ro._ZTV" section.
4792 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4793 * testsuite/icf_safe_so_test.cc: Ditto.
4794 * testsuite/icf_safe_test.cc: Ditto.
4795 * testsuite/icf_safe_test.sh: Ditto.
4796
d3bbad62
ILT		 47972010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4798 Ian Lance Taylor <iant@google.com>
4799
4800 * target-reloc.h (relocate_section): Check the symbol table index
4801 for -1U before setting the local symbol index.
4802 (scan_relocatable_relocs): If copying the relocation, record that
4803 the local symbol is required.
4804 * object.h (Symbol_value::is_output_symtab_index_set): New
4805 function.
4806 (Symbol_value::may_be_discarded_from_output_symtab): New
4807 function.
4808 (Symbol_value::has_output_symtab_entry): New function.
4809 (Symbol_value::needs_output_symtab_entry): Remove.
4810 (Symbol_value::output_symtab_index): Make sure the symbol index is
4811 set.
4812 (Symbol_value::set_output_symtab_index): Make sure the symbol
4813 index is not set. Make sure the new index is valid.
4814 (Symbol_value::set_must_have_output_symtab_entry): New function.
4815 (Symbol_value::has_output_dynsym_entry): New function.
4816 (Symbol_value::set_output_dynsym_index): Make sure the new index
4817 is valid.
4818 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4819 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4820 local symbol if permitted.
4821 (Sized_relobj::do_finalize_local_symbols): Call
4822 is_output_symtab_index_set rather than needs_output_symtab_entry.
4823 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4824 rather than needs_output_symtab_entry. Call
4825 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4826 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4827 is_output_symtab_index_set rather than needs_output_symtab_entry.
4828 * testsuite/discard_locals_relocatable_test.c: New file.
4829 * testsuite/discard_locals_test.sh: Test -r.
4830 * testsuite/Makefile.am (check_DATA): Add
4831 discard_locals_relocatable_test1.syms,
4832 discard_local_relocatable_test2.syms.
4833 (MOSTLYCLEANFILES): Likewise. Also add
4834 discard_locals_relocatable_test1.lout and
4835 discard_locals_relocatable_test2.out.
4836 (discard_locals_relocatable_test1.syms): New target.
4837 (discard_locals_relocatable_test.o): New target.
4838 (discard_locals_relocatable_test1.out): New target.
4839 (discard_locals_relocatable_test2.syms): New target.
4840 (discard_locals_relocatable_test2.out): New target.
4841 (various): Add missing ../ld-new dependencies.
4842 * testsuite/Makefile.in: Rebuild.
4843
7e8ccf26
NC		 48442010-03-03 Nick Clifton <nickc@redhat.com>
4845
4846 * po/fi.po: New Finnish translation.
4847
2a0ff005
DK		 48482010-03-01 Doug Kwan <dougkwan@google.com>
4849
4850 * layout.cc (Layout::Layout): Force section types of .init_array*,
4851 .preinit_array* and .fini_array* sections.
4852 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4853 Fix check of return value of std::string::find.().
4854 (Output_section::Input_section_sort_compare::operator()): Remove
4855 comment about .init_array.
4856 (Output_section::Input_section_sort_init_fini_compare::operator()):
4857 New method.
4858 (Output_section::sort_attached_input_sections): Handle .init_array
4859 and .fini_array specially.
4860 * output.h (Output_section::Inut_section_sort_compare): Update
4861 comment.
4862 (Output_section::Input_section_sort_init_fini_compare): New struct.
4863
c3e4ae29
DK		 48642010-02-26 Doug Kwan <dougkwan@google.com>
4865
4866 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4867 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4868 * testsuite/debug_msg.sh: Avoid matching source line number for
4869 use of global variable undef_int.
4870
2fd9ae7a
DK		 48712010-02-26 Doug Kwan <dougkwan@google.com>
4872
4873 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4874 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4875 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4876 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4877 * options.cc (General_options::General_options): Initialize member
4878 fix_v4bx_.
4879 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4880 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4881 and rm_no_fix_v4bx.stdout
4882 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4883 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4884 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4885 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4886 and arm_no_fix_v4bx.
4887 * Makefile.in: Regenerate.
4888 * testsuite/arm_fix_v4bx.s: New file.
4889 * testsuite/arm_fix_v4bx.sh: Ditto.
4890
67ec7d0b
DK		 48912010-02-24 Doug Kwan <dougkwan@google.com>
4892
4893 * arm.cc (Target_arm::got_section): Make the .got section the first
4894 non RELRO section in the data segment.
4895 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4896 suffixes of section names.
4897
10165461
DK		 48982010-02-24 Doug Kwan <dougkwan@google.com>
4899
4900 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4901 flags and attributes merging if an input file is a binary file.
4902 * fileread.cc (Input_file::open): Record format of original file.
4903 * fileread.h (Input_file::Format): New enum type.
4904 (Input_file::Input_file): Initialize data member format_.
4905 (Input_file::format): New method definition.
4906 (Input_file::format_):: New data member.
4907
4a54abbb
DK		 49082010-02-24 Doug Kwan <dougkwan@google.com>
4909
4910 * arm.cc (Arm_output_data_got): New class.
4911 (ARM_TCB_SIZE): New constant
4912 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4913 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4914 If user uses a script with a SECTIONS clause, issue only a warning
4915 for a misplaced EXIDX input section. Otherwise, issue an error.
4916 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4917 garbage collection.
4918 (Target_arm::got_mode_index_entry): Handle static linking.
4919 (Target_arm::Scan::local): Ditto.
4920 (Target_arm::Scan::global): Ditto.
4921 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4922 all incorrectly implemented relocations.
e1df38aa 4923 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4924 Arm_output_section::fix_exidx_coverage.
4925 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4926 from ".ARM.exidx." and ".ARM.extab.".
4927
ca419a6f
ILT		 49282010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4929
4930 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4931 section if it does not already exist.
4932 * attributes.cc (Attributes_section_data::Attributes_section_data):
4933 Don't crash if size is zero.
4934
135b9c78
ILT		 49352010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4936 Ian Lance Taylor <iant@google.com>
4937
4938 * gold.cc (queue_middle_tasks): If no input files were opened,
4939 exit.
4940 * workqueue.h (Task_function::Task_function): Assert that there is
4941 a blocker.
4942
bb0bfe4f
DK		 49432010-02-22 Doug Kwan <dougkwan@google.com>
4944
4945 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4946 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4947 types to avoid warnings due to different uint64_t implementations
4948 on different hosts.
4949
2a2b6d42
DK		 49502010-02-21 Doug Kwan <dougkwan@google.com>
4951
4952 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4953 handling of the maximum backward branch offset.
4954 (Arm_relocate_functions::thumb_branch_common): Ditto.
4955 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4956 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4957 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4958 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4959 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4960 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4961 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4962 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4963 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4964 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4965 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4966 thumb2_bl_out_of_range.o): New rules.
4967 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4968 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4969 thumb2_bl_out_of_range
4970 * testsuite/Makefile.in: Regenerate.
4971 * testsuite/arm_bl_in_range.s: New file.
4972 * testsuite/arm_bl_out_of_range.s: Ditto.
4973 * testsuite/arm_branch_in_range.sh: Ditto.
4974 * testsuite/arm_branch_range.t: Ditto.
4975 * testsuite/thumb2_branch_range.t: Ditto.
4976 * testsuite/thumb_bl_in_range.s: Ditto.
4977 * testsuite/thumb_bl_out_of_range.s: Ditto.
4978 * testsuite/thumb_branch_range.t: Ditto.
4979
b487ad64
ST		 49802010-02-20 Sriraman Tallam <tmsriram@google.com>
4981
4982 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4983 Add reloc offset information.
4984 * icf.cc (get_section_contents): Change iterators to point to the new
4985 vectors. Add reloc offset information to the contents.
4986 * icf.h (Icf::Sections_reachable_info): New typedef.
4987 (Icf::Sections_reachable_list): New typedef.
4988 (Icf::Offset_info): New typedef.
4989 (Icf::Reloc_info): New struct typedef.
4990 (Icf::Reloc_info_list): New typedef.
4991 (Icf::symbol_reloc_list): Delete method.
4992 (Icf::addend_reloc_list): Delete method.
4993 (Icf::section_reloc_list): Delete method.
4994 (Icf::reloc_info_list): New method.
4995 (Icf::reloc_info_list_): New member.
4996
f96accdf
DK		 49972010-02-19 Doug Kwan <dougkwan@google.com>
4998
4999 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5000 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5001 * arm.cc (Arm_relocation_functions): New forward declaration.
5002 (Target_arm::Target_arm): Initialize new data members
5003 got_mod_index_offset_ and tls_base_symbol_defined_.
5004 (Target_arm::Relocate::relocate_tls): New method.
5005 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5006 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5007 New methods.
5008 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5009 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5010 (Target_arm::got_mod_index_offset_,
5011 Target_arm::tls_base_symbol_defined_): New data members.
5012 (Target_arm::Scan::local, Target::Scan::global,
5013 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5014 relocations.
5015
c8761b9a
DK		 50162010-02-18 Doug Kwan <dougkwan@google.com>
5017
5018 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5019 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5020 text section as a parameter becuase some broken tools may not set
5021 the link in section header.
5022 (Target_arm::has_got_section): New method.
5023 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5024 without any mapping symbol as data only. Remove warning.
5025 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5026 link in its section header, try to discover the link by inspecting the
5027 REL31 relocation at the beginning of the section.
5028 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5029 in error message.
5030 (Target_arm::Scan::global): Treat any reference to the symbol
5031 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5032
21bb3914
ST		 50332010-02-12 Sriraman Tallam <tmsriram@google.com>
5034
5035 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5036 (Scan::global_reloc_may_be_function_pointer): New function.
5037 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5038 (Scan::global_reloc_may_be_function_pointer): New function.
5039 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5040 (Scan::global_reloc_may_be_function_pointer): New function.
5041 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5042 (Scan::global_reloc_may_be_function_pointer): New function.
5043 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5044 (Scan::global_reloc_may_be_function_pointer): New function.
5045 (Scan::possible_function_pointer_reloc): New function.
5046 (Target_x86_64::can_check_for_function_pointers): New function.
5047 * gc.h (gc_process_relocs): Scan relocation types to determine if
5048 function pointers were taken for targets that support it.
5049 * icf.cc (Icf::find_identical_sections): Include functions for
5050 folding in safe ICF whose pointer is not taken.
5051 * icf.h (Secn_fptr_taken_set): New typedef.
5052 (fptr_section_id_): New member.
5053 (section_has_function_pointers): New function.
5054 (set_section_has_function_pointers): New function.
5055 (check_section_for_function_pointers): New function.
5056 * options.h: Fix comment for safe ICF option.
5057 * target.h (can_check_for_function_pointers): New function.
5058 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5059 Modify icf_safe_test for X86-64.
5060 * testsuite/Makefile.in: Regenerate.
5061 * testsuite/icf_safe_so_test.cc: New file.
5062 * testsuite/icf_safe_so_test.sh: New file.
5063 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5064 (main): Change to take pointer to function kept_func_3.
5065 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5066 folding is done correctly for X86-64.
5067
0da6fa6c
DM		 50682010-02-12 David S. Miller <davem@davemloft.net>
5069
5070 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5071 is_symbolless parameter.
5072 (Output_reloc<SHT_REL>::is_symbolless): New.
5073 (Output_reloc<SHT_REL>::is_symbolless_): New.
5074 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5075 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5076 (Output_reloc<SHT_RELA>::is_symbolless): New.
5077 (Output_data_reloc::add_global): Handle is_symbolless.
5078 (Output_data_reloc::add_global_relative): Likewise.
5079 (Output_data_reloc::add_local): Likewise.
5080 (Output_data_reloc::add_local_relative): Likewise.
5081 (Output_data_reloc::add_symbolless_global_addend): New.
5082 (Output_data_reloc::add_symbolless_local_addend): New.
5083 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5084 is_symbolless.
5085 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5086 instead of ->is_relative_
5087 (Output_reloc::write): Likewise.
5088 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5089 (Output_reloc::write_rel): Simplify.
5090
5091 * sparc.cc (Target_sparc::Scan::local): Use
5092 ->add_symbolless_local_addend as needed.
5093 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5094 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5095 based upon relocation offset.
5096
e4782e83
DK		 50972010-02-11 Doug Kwan <dougkwan@google.com>
5098
5099 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5100 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5101 beginning of function.
5102 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5103 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5104 parameter is_32bit in calls to should_apply_static_reloc.
5105 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5106 (check_DATA): Add arm_abs_global.stdout.
5107 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5108 arm_abs_global.stdout): New rules.
5109 (MOSTLLYCLEANFILES): Add arm_abs_global
5110 * Makefile.in: Regenerate.
5111 * testsuite/arm_abs_global.s: New file.
5112 * testsuite/arm_abs_global.sh: Ditto.
5113 * testsuite/arm_abs_lib.s: Ditto.
5114
93ceb764
ILT		 51152010-02-11 Ian Lance Taylor <iant@google.com>
5116
5117 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5118 Read_relocs task.
5119 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5120 Allocate_commons_task first.
5121 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5122 task, rather than symtab_lock_.
5123 (Gc_process_relocs::~Gc_process_relocs): New function.
5124 (Gc_process_relocs::is_runnable): Check this_blocker_.
5125 (Gc_process_relocs::locks): Use next_blocker_ rather than
5126 blocker_.
5127 (Scan_relocs::~Scan_relocs): New function.
5128 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5129 symtab_lock_.
5130 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5131 next_blocker_.
5132 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5133 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5134 constructor accordingly.
5135 (class Gc_process_relocs): Likewise.
5136 (class Scan_relocs): Likewise.
5137 * common.h (class Allocate_commons_task): Remove symtab_lock_
5138 field, and corresponding constructor parameter.
5139 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5140 symtab_lock_.
5141 (Allocate_commons_task::locks): Likewise.
5142
114dfbe1
ILT		 51432010-02-11 Ian Lance Taylor <iant@google.com>
5144
5145 * gold-threads.h (class Once): Define.
5146 (class Initialize_lock): Rewrite as child of Once.
5147 * gold-threads.cc (class Once_initialize): Define.
5148 (once_pointer_control): New static variable.
5149 (once_pointer, once_arg): New static variables.
5150 (c_run_once): New static function.
5151 (Once::Once, Once::run_once, Once::internal_run): New functions.
5152 (class Initialize_lock_once): Remove.
5153 (initialize_lock_control): Remove.
5154 (initialize_lock_pointer): Remove.
5155 (initialize_lock_once): Remove.
5156 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5157 (Initialize_lock::initialize): Rewrite.
5158 (Initialize_lock::do_run_once): New function.
5159 * archive.cc (Archive::interpret_header): Only clear name if it is
5160 not already empty.
5161 * fileread.cc: Include "gold-threads.h"
5162 (file_counts_lock): New static variable.
5163 (file_counts_initialize_lock): Likewise.
5164 (File_read::release): Only increment counts when using --stats.
5165 Use a lock around the increment.
5166 * parameters.cc (class Set_parameters_target_once): Define.
5167 (set_parameters_target_once): New static variable.
5168 (Parameters::Parameters): Move here from parameters.h.
5169 (Parameters::set_target): Rewrite.
5170 (Parameters::set_target_once): New function.
5171 (Parameters::clear_target): Move here and rewrite.
5172 * parameters.h (class Parameters): Update declarations. Add
5173 set_parameters_target_once_ field.
5174 (Parameters::Parameters): Move to parameters.cc.
5175 (Parameters::clear_target): Likewise.
5176 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5177 task.
5178 (Start_group::~Start_group): New function.
5179 (Start_group::is_runnable): New function.
5180 (Start_group::locks, Start_group::run): New functions.
5181 (Finish_group::run): Change saw_undefined to size_t.
5182 * readsyms.h (class Start_group): Define.
5183 (class Finish_group): Change saw_undefined_ field to size_t.
5184 (Finish_group::Finish_group): Remove saw_undefined and
5185 this_blocker parameters. Change all callers.
5186 (Finish_group::set_saw_undefined): New function.
5187 (Finish_group::set_blocker): New function.
5188 * symtab.h (class Symbol_table): Change saw_undefined to return
5189 size_t. Change saw_undefined_ field to size_t.
5190 * target-select.cc (Set_target_once::do_run_once): New function.
5191 (Target_selector::Target_selector): Initialize set_target_once_
5192 field. Don't initialize lock_ and initialize_lock_ fields.
5193 (Target_selector::instantiate_target): Rewrite.
5194 (Target_selector::set_target): New function.
5195 * target-select.h (class Set_target_once): Define.
5196 (class Target_selector): Update declarations. Make
5197 Set_target_once a friend. Remove lock_ and initialize_lock_
5198 fields. Add set_target_once_ field.
5199
fa17a3f4
ILT		 52002010-02-10 Ian Lance Taylor <iant@google.com>
5201
5202 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5203 queueing any tasks.
5204 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5205 (queue_middle_tasks): Add all blockers before queueing any tasks.
5206 (queue_final_tasks): Likewise.
5207 * token.h (Task_token::add_blockers): New function.
5208 * object.h (Input_objects::number_of_relobjs): New function.
5209
c7177d31
ILT		 52102010-02-10 Ian Lance Taylor <iant@google.com>
5211
5de0e392
ILT		 5212 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5213 shared, not if not position independent.
5214 * x86_64.cc (Relocate::relocate_tls): Likewise.
5215 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5216 (tls_pie_pic_test): New target.
5217 * testsuite/Makefile.in: Rebuild.
5218
c7177d31
ILT		 5219 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5220 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5221 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5222 * testsuite/Makefile.in: Rebuild.
5223
684b268a
DM		 52242010-02-09 David S. Miller <davem@davemloft.net>
5225
5226 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5227 R_SPARC_RELATIVE using ->add_local_relative().
5228 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5229
612a8d3d
DM		 5230 * output.h (Output_data_dynamic::add_section_size): New method
5231 that takes two Output_data objects.
5232 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5233 entry param. Handle it in initializers.
5234 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5235 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5236 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5237 arg.
5238 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5239 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5240 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5241 for dynrel_includes_plt.
5242 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5243 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5244 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5245 before .rela.plt
5246 (Target_sparc::do_finalize_sections): Update to pass true for
5247 dynrel_includes_plt.
5248 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5249 output before .rela.plt
5250 (Target_powerpc::do_finalize_sections): Update to pass true for
5251 dynrel_includes_plt when 32-bit.
5252
cb1be87e
DK		 52532010-02-08 Doug Kwan <dougkwan@google.com>
5254
5255 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5256 method.
5257 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5258 Arm_relobj::scan_section_for_cortex_a8_stubs,
5259 Arm_relobj::do_relocation_section): Instead of calling
5260 Output_section::output_address, use faster
5261 Arm_relobj::simple_input_section_output_address.
5262
705b5121
DM		 52632010-02-08 David S. Miller <davem@davemloft.net>
5264
5265 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5266 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5267 relocation helper function.
5268
024c4466
DM		 5269 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5270 just like R_SPARC_GOT{10,13,22}.
5271 (Target_sparc::Scan::local): Likewise.
5272 (Target_sparc::Relocate:relocate): Likewise.
5273
9109c078
ILT		 52742010-02-06 Ian Lance Taylor <iant@google.com>
5275
5276 * configure.ac: Rewrite targetobjs duplicate removal code to use
5277 only shell constructs.
5278 * configure: Rebuild.
5279
cf846138
DK		 52802010-02-05 Doug Kwan <dougkwan@google.com>
5281
5282 PR 11247
5283 * arm.cc (Arm_relobj::section_is_scannable): New method.
5284 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5285 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5286
6cfaf60b
DK		 52872010-02-04 Doug Kwan <dougkwan@google.com>
5288
5289 PR 11247
5290 * arm-reloc-property.cc (cstdio): Include.
5291 * configure.ac (targetobjs): Remove duplicates.
5292 * configure: Regenerate.
5293 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5294 big and little endian version for a given address size.
5295
5c57f1be
DK		 52962010-02-03 Doug Kwan <dougkwan@google.com>
5297
5298 * arm-reloc-property.cc
5299 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5300 definition.
5301 * arm-reloc-property.h
5302 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5303 New method definition.
5304 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5305 declaration.
5306 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5307 overflow to N.
5308 (GOT_PREL): Change implemented to Y.
5309 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5310 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5311 (Arm_relocate_functions::movw_abs_nc): Remove method.
5312 (Arm_relocate_functions::movt_abs): Ditto.
5313 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5314 (Arm_relocate_functions::thm_movt_abs): Ditto.
5315 (Arm_relocate_functions::movw_rel_nc): Ditto.
5316 (Arm_relocate_functions::movw_rel): Ditto.
5317 (Arm_relocate_functions::movt_rel): Ditto.
5318 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5319 (Arm_relocate_functions:thm_movw_rel): Ditto.
5320 (Arm_relocate_functions:thm_movt_rel): Ditto.
5321 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5322 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5323 New method definitions.
5324 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5325 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5326 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5327 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5328 (Target_arm::Relocate::relocate): Check for non-static or
5329 unimplemented relocation code and exit early. Change calls to
5330 Target_arm::reloc_uses_thumb_bit and
5331 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5332 instead. Refactor code to handle similar relocations to increase
5333 code sharing. Remove check for unsupported relocation code in switch
5334 statement.
5335 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5336 relocation property table to find out size. Change error message to
5337 print out the name of a relocation code instead of the numeric value.
5338 (Target_arm::scan_reloc_for_stub): Use relocation property table
5339 instead of calling Target_arm::reloc_uses_thumb_bit().
5340
218c5831
DK		 53412010-02-02 Doug Kwan <dougkwan@google.com>
5342
5343 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5344 types of relaxed input section.
5345
0d31c79d
DK		 53462010-02-02 Doug Kwan <dougkwan@google.com>
5347
5348 * Makefile.am (HFILES): Add arm-reloc-property.h.
5349 (DEFFILES): New.
5350 (TARGETSOURCES): Add arm-reloc-property.cc
5351 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5352 (libgold_a_SOURCES): $(DEFFILES)
5353 * Makefile.in: Regenerate.
5354 * arm-reloc-property.cc: New file.
5355 * arm-reloc-property.h: New file.
5356 * arm-reloc.def: New file.
5357 * arm.cc: Update comments.
5358 (arm-reloc-property.h): New included header.
5359 (arm_reloc_property_table): New global variable.
5360 (Target_arm::do_select_as_default_target): New method definition.
5361 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5362 arm-reloc-property to targ_extra_obj.
5363 * parameters.cc (set_parameters_target): Call
5364 Target::select_as_default_target().
5365 * target.h (Target::select_as_default_target): New method definition.
5366 (Target::do_select_as_default_target): Same.
5367
546c7457
DK		 53682010-02-01 Doug Kwan <dougkwan@google.com>
5369
5370 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5371 first_output_text_section_.
5372 (Arm_exidx_fixup::first_output_text_section): New method definition.
5373 (Arm_exidx_fixup::first_output_text_section_): New data member.
5374 (Arm_exidx_fixup::process_exidx_section): Record the first text
5375 output section seen.
5376 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5377 and entsize in output section header.
5378
11b861d5
DK		 53792010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5380
5381 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5382 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5383 (Arm_relocate_functions::thm_alu11): New Method.
5384 (Arm_relocate_functions::thm_pc8): New Method.
5385 (Arm_relocate_functions::thm_pc12): New Method.
5386 (Target_arm::Scan::local): Handle the relocations.
5387 (Target_arm::Scan::global): Likewise.
5388 (Target_arm::Relocate::relocate): Likewise.
5389 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5390
c9a2c125
DK		 53912010-01-29 Doug Kwan <dougkwan@google.com>
5392
5393 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5394 of relocation types as ld.
5395
1521477a
DK		 53962010-01-29 Doug Kwan <dougkwan@google.com>
5397
5398 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5399 to public.
5400 (Arm_relocate_functions::thumb_branch_common): Ditto.
5401 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5402 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5403 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5404 Arm_relocate_functions::jump24): Remove.
5405 (Target_arm::Relocate::relocate): Adjust code to call
5406 Arm_relocation_functions::arm_branch_common and
5407 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5408 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5409
e7eca48c
DK		 54102010-01-29 Doug Kwan <dougkwan@google.com>
5411
5412 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5413 output_local_symbol_count_needs_update_.
5414 (Arm_relobj::output_local_symbol_count_needs_update,
5415 Arm_relobj::set_output_local_symbol_count_needs_update,
5416 Arm_relobj::update_output_local_symbol_count): New methods.
5417 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5418 member.
5419 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5420 of pointed function as in a R_ARM_PREL31 relocation.
5421 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5422 for output local symbol count updating.
5423 (Target_arm::do_relax): Update output local symbol counts in objects
5424 if necessary.
5425 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5426
02961d7e
ILT		 54272010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5428
5429 * arm.cc: Added support for the ARM relocations:
5430 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5431 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5432 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5433 movw_prel_nc).
5434 (Arm_relocate_functions::movw_rel): New method.
5435 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5436 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5437 thm_movw_prel_nc).
5438 (Arm_relocate_functions::thm_movw_rel): New method.
5439 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5440 thm_movt_prel).
5441 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5442 relocations.
5443 (Target_arm::Scan::global): Likewise.
5444 (Target_arm::Relocate::relocate): Likewise.
5445 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5446 Likewise.
5447
b10d2873
ILT		 54482010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5449
5450 * arm.cc: Added support for ARM group relocations.
5451 (Target_arm::reloc_needs_sym_origin): New method.
5452 (Arm_relocate_functions::calc_grp_kn): New method.
5453 (Arm_relocate_functions::calc_grp_residual): New method.
5454 (Arm_relocate_functions::calc_grp_gn): New method.
5455 (Arm_relocate_functions::arm_grp_alu): New Method.
5456 (Arm_relocate_functions::arm_grp_ldr): New Method.
5457 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5458 (Arm_relocate_functions::arm_grp_ldc): New Method.
5459 (Target_arm::Scan::local): Handle the ARM group relocations.
5460 (Target_arm::Scan::global): Likewise.
5461 (Target_arm::Relocate::relocate): Likewise.
5462 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5463 Likewise.
5464
2b328d4e
DK		 54652010-01-26 Doug Kwan <dougkwan@google.com>
5466
5467 * arm.cc (set): Include.
5468 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5469 pointer type.
5470 (Arm_output_section::Text_section_list): New type.
5471 (Arm_output_section::append_text_sections_to_list): New method.
5472 (Arm_output_section::fix_exidx_coverage): Ditto.
5473 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5474 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5475 Relobj::set_section_offset() instead of
5476 Sized_relobj::invalidate_section_offset().
5477 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5478 parameter for section headers. Ignore relocation sections for
5479 unallocated sections and EXIDX sections.
5480 (Target_arm::fix_exidx_coverage): New method.
5481 (Target_arm::output_section_address_less_than): New type.
5482 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5483 linked text section instead of the EXIDX section.
5484 (Arm_output_section::create_stub_group): Add an assertion to check
5485 that this is not an EXIDX output section.
5486 (Arm_output_section::append_text_sections_to_list): New method.
5487 (Arm_output_section::fix_exidx_coverage): Ditto.
5488 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5489 Arm_relobj::section_needs_reloc_stub_scanning.
5490 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5491 first pass.
5492 (Target_arm::fix_exidx_coverage): New method.
5493 * object.h (Relobj::set_output_section): New method.
5494 (Sized_relobj::invalidate_section_offset): Remove method.
5495 (Sized_relobj::do_invalidate_section_offset): Remove method.
5496 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5497
c7f3c371
DK		 54982010-01-25 Doug Kwan <dougkwan@google.com>
5499
5500 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5501 Fix warning due to signed and unsigned comparison on a 32-bit host.
5502
8923b24c
DK		 55032010-01-22 Doug Kwan <dougkwan@google.com>
5504
5505 * arm.cc (Target_arm::do_relax): Record an output section for section
5506 offset adjustment it contains any stub table that has changed.
5507 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5508 offsets in an output section if necessary.
5509 * output.cc (Output_section::Output_section): Initialize
5510 section_offsets_need_adjustments_.
5511 (Output_section::add_input_section_for_script): Renamed to
5512 Output_section::add_simple_input_section.
5513 (Output_section::save_states): Add a comment.
5514 (Output_section::discard_states): New method defintion.
5515 (Output_section::adjust_section_offsets): Same.
5516 * output.h (Output_section::add_input_section_for_script): Renamed to
5517 Output_section::add_simple_input_section.
5518 (Output_section::discard_states): New method declaration.
5519 (Output_section::adjust_section_offsets): Same.
5520 (Output_section::section_offsets_need_adjustment,
5521 Output_section::set_section_offsets_need_adjustment): New method
5522 definitions.
5523 (Output_section::section_offsets_need_adjustment_): New data member.
5524 * script-sections.cc
5525 (Output_section_element_input::set_section_address): Adjust code for
5526 renaming of Output_section::add_input_section_for_script.
5527 (Orphan_output_section::set_section_address): Same.
5528
9b2fd367
DK		 55292010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5530
5531 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5532 Fix_v4bx enum values .
5533 * gold/options.h (General_options): New option definitions.
5534 (General_options::fix_v4bx): New method.
5535 (General_options::Fix_v4bx): New enum.
5536 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5537 (General_options::parse_fix_v4bx_interworking): New method.
5538
80d0d023
DK		 55392010-01-22 Doug Kwan <dougkwan@google.com>
5540
5541 * arm.cc (Arm_exidx_fixup): New class.
5542
af2cdeae
DK		 55432010-01-21 Doug Kwan <dougkwan@google.com>
5544
5545 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5546 classes.
5547 (Arm_exidx_section_offset_map): New type.
5548
993d07c1
DK		 55492010-01-21 Doug Kwan <dougkwan@google.com>
5550
5551 * arm.cc (Arm_exidx_input_section): New class.
5552 (Arm_relobj::exidx_input_section_by_link,
5553 Arm_relobj::exidx_input_section_by_shndx,
5554 Arm_relobj::make_exidx_input_section): New methods.
5555 (read_arm_attributes_section): Remove.
5556 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5557 information about them.
5558 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5559 to here.
5560
5ac169d4
DK		 55612010-01-20 Doug Kwan <dougkwan@google.com>
5562
5563 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5564 Input_section_specifier to Section_id.
5565 (Target_arm::new_arm_input_section: Adjust code for change of key
5566 type.
5567 (Target_arm::find_arm_input_section): Ditto.
5568 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5569 (Section_id): Remove.
5570 (Garbage_collection::Section_id_hash): Remove.
5571 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5572 (Section_id): Remove.
5573 (Icf::Section_id_hash): Remove.
5574 * object.h (Section_id, Const_section_id, Section_id_hash,
5575 Const_section_id_hash): New type definitions.
5576 * output.cc (Output_section::add_relaxed_input_section): Change to
5577 use Const_section_id instead of Input_section_specifier as key type.
5578 (Output_section::add_merge_input_section): Ditto.
5579 (Output_section::build_relaxation_map): Change to use Section_id
5580 instead of Input_section_specifier as key type.
5581 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5582 Ditto.
5583 (Output_section::convert_input_sections_to_relaxed_sections): Change
5584 to use Const_section_id instead of Input_section_specifier as key type.
5585 (Output_section::find_merge_section): Ditto.
5586 (Output_section::find_relaxed_input_section): Ditto.
5587 * output.h (Input_section_specifier): Remove class.
5588 (Output_section::Output_section_data_by_input_section_map): Change
5589 key type to Const_section_id.
5590 (Output_section::Output_relaxed_input_section_by_input_section_map):
5591 Ditto.
5592 (Output_section::Relaxation_map): Change key type to Section_id.
5593
a2162063
ILT		 55942010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5595
5596 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5597 (class Arm_v4bx_stub): New class.
5598 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5599 (Stub_factory::make_arm_v4bx_stub): New method.
5600 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5601 (Stub_table::empty): Handle v4bx stubs.
5602 (Stub_table::add_arm_v4bx_stub): New method.
5603 (Stub_table::find_arm_v4bx_stub): New method.
5604 (Arm_relocate_functions::v4bx): New method.
5605 (Target_arm::fix_v4bx): New method.
5606 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5607 (Stub_table::relocate_stubs): Likewise.
5608 (Stub_table::do_write): Likewise.
5609 (Stub_table::update_data_size_and_addralign): Likewise.
5610 (Stub_table::finalize_stubs): Likewise.
5611 (Target_arm::Scan::local): Likewise.
5612 (Target_arm::Scan::global): Likewise.
5613 (Target_arm::do_finalize_sections): Likewise.
5614 (Target_arm::Relocate::relocate): Likewise.
5615 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5616 Likewise.
5617 (Target_arm::scan_reloc_for_stub): Likewise.
5618 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5619
5696ab0b
ILT		 56202010-01-19 Ian Lance Taylor <iant@google.com>
5621
5622 * output.cc (Output_section_headers::do_sized_write): Write large
5623 segment count to sh_info field.
5624 (Output_file_header::do_sized_write): For large segment count,
5625 write PN_XNUM to e_phnum field.
5626
800d0f56
ILT		 56272010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5628
5629 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5630 (Arm_relocate_functions::thm_jump8): New function.
5631 (Arm_relocate_functions::thm_jump11): New function.
5632 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5633 R_ARM_THM_JUMP11.
5634 (Target_arm::Scan::global): Likewise.
5635 (Target_arm::Relocate::relocate): Likewise.
5636 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5637 Likewise.
5638
41263c05
DK		 56392010-01-14 Doug Kwan <dougkwan@google.com>
5640
5641 * arm.cc (map, utility): Include headers.
5642 (Target_arm::apply_cortex_a8_workaround): New method.
5643 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5644 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5645 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5646 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5647 the --[no-]fix-cortex-a8 command line options.
5648 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5649 (Target_arm::relocate_stub): Use addend in instruction template.
5650 * options.h (DEFINE_bool): Set the user-set flag.
5651 (General_options): Add --[no-]-fix-cortex options.
5652 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5653 : Update fast look-up map after conversion.
41263c05 5654
459e9b03
ST		 56552010-01-14 Sriraman Tallam <tmsriram@google.com>
5656
5657 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5658 in the first pass of do_layout.
5659
b521dfe4
DK		 56602010-01-13 Doug Kwan <dougkwan@google.com>
5661
5662 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5663 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5664 apparent compiler problem of not folding static constant integral
5665 data members of elfcpp::Elf_sizes<32>.
5666
44272192
DK		 56672010-01-13 Doug Kwan <dougkwan@google.com>
5668
5669 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5670 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5671 Arm_relobj::scan_section_for_cortex_a8_erratum,
5672 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5673 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5674 sections to scan for relocation stubs into a new method
5675 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5676 relocation and Cortex-A8 stub scanning.
5677 (Target_arm::do_relax): Force stubs to be after stubbed sections
5678 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5679 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5680 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5681
44b71ece
ILT		 56822010-01-12 Ian Lance Taylor <iant@google.com>
5683
5684 * target-reloc.h (visibility_error): New inline function.
5685 (relocate_section): Call visibility_error.
5686 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5687 (MOSTLYCLEANFILES): Likewise.
5688 (protected_4_pic.o, protected_3.err): New targets.
5689 * testsuite/protected_4.cc: New file.
5690
a120bc7f
DK		 56912010-01-12 Doug Kwan <dougkwan@google.com>
5692
5693 * arm.cc (Cortex_a8_reloc): New class.
5694 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5695 and cortex_a8_relocs_info_.
5696 (Target_arm::fix_cortex_a8): New method definition.
5697 (Target_arm::Cortex_a8_relocs_info): New type.
5698 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5699 New data member declarations.
5700 (Target_arm::scan_reloc_for_stub): Record information about
5701 relocations for THUMB branches that might be exempted from the
5702 Cortex-A8 workaround.
5703 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5704 at the beginning of a relaxation pass.
5705
20138696
DK		 57062010-01-12 Doug Kwan <dougkwan@google.com>
5707
5708 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5709 (Arm_relobj::Mapping_symbol_position,
5710 Arm_reloj::Mapping_symbol_position_less,
5711 Arm_relobj::Mapping_symbols_info): New types.
5712 (Target_arm::is_mapping_symbol_name): New method definition.
5713 (Arm_relobj::do_count_local_symbols): Save information about mapping
5714 symbols.
5715
089d69dc
DK		 57162010-01-11 Doug Kwan <dougkwan@google.com>
5717
5718 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5719 Arm_relocate_functions::thumb32_branch_upper,
5720 Arm_relocate_functions::thumb32_branch_lower,
5721 Arm_relocate_functions::thumb32_cond_branch_offset,
5722 Arm_relocate_functions::thumb32_cond_branch_upper,
5723 Arm_relocate_functions::thumb32_cond_branch_lower,
5724 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5725 branch offset encoding.
5726 (Arm_relocate_functions::thumb_branch_common): Use new branch
5727 offset encoding methods to avoid code duplication.
5728 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5729 (Stub_addend_reader::operator()): Use new branch encoding method
5730 to avoid code duplication.
5731
99e5bff2
DK		 57322010-01-11 Doug Kwan <dougkwan@google.com>
5733
5734 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5735 (Target_arm::do_finalize_sections): Define special EXIDX section
5736 symbols only if referenced.
5737 * gc.h (Garbage_collection::add_reference): New method.
5738 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5739 code duplication.
5740
98e090bd
ILT		 57412010-01-11 Ian Lance Taylor <iant@google.com>
5742
d0a91bd8
ILT		 5743 * script.cc (Version_script_info::build_expression_list_lookup):
5744 Change complaing about duplicate wildcard match from error to
5745 warning.
5746
98e090bd
ILT		 5747 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5748 of 2009-12-30.
5749 (Version_script_info::Version_script_info): Initialize globs_,
5750 default_version_, default_is_global_, and exact_. Don't
5751 initialize globals_ or locals_.
5752 (Version_script_info::build_lookup_tables): Build local symbols
5753 first.
5754 (Version_script_info::unquote): New function.
5755 (Version_script_info::add_exact_match): New function.
5756 (Version_script_info::build_expression_list_lookup): Remove lookup
5757 parameter. Add is_global parameter. Change all callers. Handle
5758 wildcard pattern specially. Unquote pattern. Call
5759 add_exact_match.
5760 (Version_script_info::get_name_to_match): New function.
5761 (Version_script_info::get_symbol_version): New function.
5762 (Version_script_info::get_symbol_version_helper): Remove.
5763 (Version_script_info::check_unmatched_names): Call unquote.
5764 * script.h (class Version_script_info): Change get_symbol_version
5765 to be non-inline and add is_global parameter; change all callers.
5766 Rewrite symbol_is_local. Update declarations. Define struct
5767 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5768 Remove globals_ and locals_ members. Add exact_, globs_,
5769 default_version_, is_global_.
5770 (Version_script_info::Glob): Remove pattern, add expression and
5771 is_global. Update constructor. Change all callers.
5772 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5773 default version.
5774 (Versions::symbol_section_contents): If a symbol is undefined, or
5775 defined in a dynamic object, set the version index to
5776 VER_NDX_LOCAL.
5777 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5778 symbol_is_local.
5779 (Symbol_table::add_from_pluginobj): Likewise.
5780 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5781
d56962d3
DK		 57822010-01-11 Doug Kwan <dougkwan@google.com>
5783
5784 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5785 (incremental_dump_LDADD): Add linking option for libintl.
5786 * Makefile.in: Regenerate.
5787
94e6ee91
L		 57882010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5789
5790 PR gold/11144
5791 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5792 instead of -Ds.
5793 * testsuite/Makefile.in: Regenerated.
5794
e96c574b
DK		 57952010-01-10 Doug Kwan <dougkwan@google.com>
5796
5797 * options.h (DEFINE_var): Use parentheses around argument varname__
5798 in macro body to avoid any unintended subsequent substitutions.
5799
7198066b
ILT		 58002010-01-10 Ian Lance Taylor <iant@google.com>
5801
ba4d53bf
ILT		 5802 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5803 candidates before doing symbol resolution.
5804
7198066b
ILT		 5805 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5806 ODR candidates if only one is weak.
5807
a2beed37
ILT		 58082010-01-08 Ian Lance Taylor <iant@google.com>
5809
5810 * script.cc (Version_script_info::build_expression_list_lookup):
5811 Don't warn about ambiguous version, just record the ambiguity.
5812 (Version_script_info::get_symbol_version_helper): Give error if
5813 version is ambiguous.
5814
2fb7225c
DK		 58152010-01-08 Doug Kwan <dougkwan@google.com>
5816
5817 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5818 prev_data_size_ and prev_addralign_. Remove initializer for
5819 deleted data member has_been_changed_.
5820 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5821 to determine if the table is empty.
5822 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5823 Remove.
5824 (Stub_table::add_reloc_stub): Define method in class definition
5825 instead of just declaring it there.
5826 (Stub_table::add_cortex_a8_stub): New method definition.
5827 (Stub_table::update_data_size_and_addralign): Ditto.
5828 (Stub_table::finalize_stubs): Ditto.
5829 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5830 (Stub_table::do_addralign_): Return address alignment in the
5831 (Stub_table::do_reset_address_and_file_offset): Define method in
5832 class definition instead of declaring it there. Set current data
5833 size to be the data size of the previous pass.
5834 (Stub_table::set_final_data_size): Use current data size as the
5835 final data size.
5836 (Stub_table::relocate_stub): Change parameter type of stub from
5837 Reloc_stub pointer to Stub pointer.
5838 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5839 (Stub_table::Cortex_a8_stub_list): New typedef.
5840 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5841 Stub_table::prev_addralign_): New data member.
5842 (Arm_relobj::Arm_relobj): Initialize data member
5843 section_has_cortex_a8_workaround_.
5844 (Arm_relobj::section_has_cortex_a8_workaround,
5845 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5846 definitions.
5847 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5848 declarations.
5849 (Target_arm::relocate_stub): Change parameter type of stub from
5850 Reloc_stub pointer to Stub pointer.
5851 (Insn_template::size, Insn_template::alignment): Handle
5852 THUMB16_SPECIAL_TYPE.
5853 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5854 Stub_table::update_data_size_and_addralign,
5855 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5856 definitions.
5857 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5858 (Stub_table::do_write): Ditto.
5859 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5860
880cd20d
ILT		 58612010-01-08 Ian Lance Taylor <iant@google.com>
5862
5863 PR 11108
5864 * symtab.h (class Symbol): Remove fields is_target_special_ and
5865 has_plt_offset_. Add field is_defined_in_discarded_section_.
5866 (Symbol::is_defined_in_discarded_section): New function.
5867 (Symbol::set_is_defined_in_discarded_section): New function.
5868 (Symbol::has_plt_offset): Rewrite.
5869 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5870 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5871 Don't initialize is_target_special_ or has_plt_offset_.
5872 Initialize is_defined_in_discarded_section_.
5873 (Symbol_table::add_from_relobj): If appropriate, set
5874 is_defined_in_discarded_section.
5875 * resolve.cc (Symbol::override_base_with_special): Don't test
5876 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5877 * target-reloc.h (relocate_section): Do special handling for
5878 symbols defined in discarded sections for global symbols as well
5879 as local symbols.
5880
2703e3eb
ILT		 58812010-01-08 Ian Lance Taylor <iant@google.com>
5882
5883 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5884 the SHT_SYMTAB case.
5885
339d40a3
ILT		 58862010-01-08 Ian Lance Taylor <iant@google.com>
5887
5888 * object.cc (Sized_relobj::do_layout): Don't get confused if
5889 layout_eh_frame returns NULL.
5890
abecea76
ILT		 58912010-01-08 Ian Lance Taylor <iant@google.com>
5892
5893 PR 11084
5894 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5895 dynamic symbol table, use the normal symbol table.
5896 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5897 symbol table.
5898
6b7dd3f3
ILT		 58992010-01-08 Ian Lance Taylor <iant@google.com>
5900
5901 PR 11072
5902 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5903 sections.
5904
36c50e63
L		 59052010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5906
5907 * version.cc (print_version): Change to "Copyright 2010".
5908
e291e7b9
ILT		 59092010-01-08 Ian Lance Taylor <iant@google.com>
5910
5911 PR 10287
5912 PR 11063
5913 * i386.cc (class Target_i386): Change return type of plt_section
5914 to be non-const.
5915 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5916 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5917 tls_desc_rel_ field.
5918 (Output_data_plt_i386::rel_tls_desc): New function.
5919 (Target_i386::rel_tls_desc_section): New function.
5920 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5921 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5922 R_386_TLS_DESC reloc in rel_tls_desc_section.
5923 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5924 Define struct Tlsdesc_info.
5925 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5926 (Target_x86_64::do_reloc_symbol_index): New function.
5927 (Target_x86_64::add_tlsdesc_info): New function.
5928 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5929 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5930 tlsdesc_rel_ field.
5931 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5932 all callers.
5933 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5934 (Target_x86_64::rela_tlsdesc_section): New function.
5935 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5936 handling.
5937 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5938 (Target_x86_64::do_reloc_addend): New function.
5939 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5940 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5941 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5942 (Output_reloc::type): New function.
5943 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5944 (Output_reloc::is_target_specific): New function.
5945 (Output_reloc::target_arg): New function.
5946 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5947 absolute relocs and target specific relocs.
5948 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5949 add_target_specific.
5950 (class Output_data_reloc) [SHT_RELA]: Likewise.
5951 * output.cc (Output_reloc::Output_reloc): Add four new versions
5952 for absolute relocs and target specific relocs.
5953 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5954 (Output_reloc::get_symbol_index): Likewise.
5955 (Output_reloc::local_section_offset): Check that local_sym_index_
5956 is not TARGET_CODE or 0.
5957 (Output_reloc::symbol_value): Likewise.
5958 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5959 reloc.
5960 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5961 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5962 functions.
5963 * layout.cc (add_target_dynamic_tags): Use output section for
5964 DT_PLTRELSZ and DT_JMPREL.
5965
3a44184e
ILT		 59662010-01-07 Ian Lance Taylor <iant@google.com>
5967
5968 PR 11061
5969 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5970 function.
5971 (class Output_data_reloc_generic): Define.
5972 (class Output_data_reloc_base): Change base class to
5973 Output_data_reloc_generic. Change add() method to call
5974 bump_relative_reloc_count for a relative reloc. Remove
5975 sort_relocs_ field.
5976 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5977 to sort_relocs().
5978 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5979 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5980 appropriate.
5981 * layout.h (class Layout): Update declaration.
5982
ea715a34
ILT		 59832010-01-07 Ian Lance Taylor <iant@google.com>
5984
5985 * output.h (class Output_data): Add const version of
5986 output_section and do_output_section.
5987 (class Output_section_data): Add const version of
5988 do_output_section.
5989 (class Output_section): Likewise.
5990 * layout.cc (Layout::add_target_dynamic_tags): New function.
5991 * layout.h (class Layout): Update declarations.
5992 * arm.cc (Target_arm::do_finalize_sections): Use
5993 add_target_dynamic_tags.
5994 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5995 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5996 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5997 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5998
659948a4
ILT		 59992010-01-07 Ian Lance Taylor <iant@google.com>
6000
6001 PR 11042
6002 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6003 object as needed.
6004
9d3b86f6
ILT		 60052010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6006 Ian Lance Taylor <iant@google.com>
6007
6008 PR 11019
6009 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6010 Xindex::read_symtab_xindex.
6011
bb0d3eb0
DK		 60122010-01-07 Doug Kwan <dougkwan@google.com>
6013
6014 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6015 (Insn_template::thumb16_bcond_insn): New method declaration.
6016 (Insn_template): Fix spelling.
6017 (Stub::thumb16_special): New method declaration.
6018 (Stub::do_write): Define virtual method which was previously pure
6019 virtual.
6020 (Stub::do_thumb16_special): New method declaration.
6021 (Stub::do_fixed_endian_write): New template member.
6022 (Reloc_stub::do_write): Remove.
6023 (Reloc_stub::do_fixed_endian_write): Remove.
6024 (Cortex_a8_stub): New class definition.
6025 (Stub_factory::make_cortex_a8_stub): New method definition.
6026 (Stub_factory::Stub_factory): Add missing static storage class
6027 qualifier for elf32_arm_stub_a8_veneer_blx.
6028
ffeef7df
ILT		 60292010-01-07 Ian Lance Taylor <iant@google.com>
6030
dc3f80fe
ILT		 6031 PR 10980
6032 * options.h (class General_options): Add --warn-unresolved-symbols
6033 and --error-unresolved-symbols.
6034 * errors.cc (Errors::undefined_symbol): Implement
6035 --warn-unresolved-symbols.
6036
ffeef7df
ILT		 6037 * options.h (class General_options): Add -z text and -z textoff.
6038 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6039
f1ec9ded
ST		 60402010-01-06 Sriraman Tallam <tmsriram@google.com>
6041
6042 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6043 (Garbage_collection::cident_sections): New function.
6044 (Garbage_collection::add_cident_section): New function.
6045 (Garbage_collection::cident_sections_): New member.
6046 (gc_process_relocs): Add references to sections whose names are C
6047 identifiers.
6048 * gold.h (cident_section_start_prefix): New constant.
6049 (cident_section_stop_prefix): New constant.
6050 (is_cident): New function.
6051 * layout.cc (Layout::define_section_symbols): Replace string constants
6052 with the newly defined constants.
6053 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6054 C identifiers.
6055 * testsuite/Makefile.am: Add gc_orphan_section_test.
6056 * testsuite/Makefile.in: Regenerate.
6057 * testsuite/gc_orphan_section_test.cc: New file.
6058 * testsuite/gc_orphan_section_test.sh: New file.
6059
6eda8c29
ILT		 60602010-01-06 Ian Lance Taylor <iant@google.com>
6061
b9674e17
ILT		 6062 PR 10980
6063 * options.h (class General_options): Add --warn-shared-textrel.
6064 * layout.cc (Layout::finish_dynamic_section): Implement
6065 --warn-shared-textrel.
6066
6eda8c29
ILT		 6067 PR 10980
6068 * options.h (class General_options): Add --warn-multiple-gp.
6069
32dcd44e
ILT		 60702010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6071
6072 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6073 $(THREADSLIB) and $(LIBDL).
6074 * Makefile.in: Rebuild.
6075
a192ba05
ILT		 60762010-01-06 Ian Lance Taylor <iant@google.com>
6077
6078 PR 10980
6079 * options.cc (General_options::parse_section_start): New function.
6080 (General_options::section_start): New function.
6081 (General_options::General_options): Initialize all members.
6082 * options.h: Include <map>
6083 (class General_options): Add --section-start. Add section_starts_
6084 member.
6085 * layout.cc (Layout::attach_allocated_section_to_segment): If
6086 --section-start was used, set the address of the segment. Remove
6087 local sort_sections.
6088 (Layout::relaxation_loop_body): If the address of the load segment
6089 has been set by --section-start, don't use it.
6090 * output.h (Output_segment::update_flags_for_output_section): New
6091 function.
6092 * output.cc (Output_segment::add_output_section): Call
6093 update_flags_for_output_section.
6094
dde3f402
ILT		 60952010-01-05 Ian Lance Taylor <iant@google.com>
6096
62dfdd4d
ILT		 6097 PR 10980
6098 * options.h (class General_options): Add --undefined-version.
6099 * script.cc (struct Version_expression): Add was_matched_by_symbol
6100 field.
6101 (Version_script_info::matched_symbol): New function.
6102 (Version_script_info::get_symbol_version_helper): Call
6103 matched_symbol.
6104 (Version_script_info::check_unmatched_names): New function.
6105 * script.h (class Version_script_info): Update declarations.
6106 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6107
9c4ae156
ILT		 6108 * options.h (class General_options): Use DEFINE_bool_alias for
6109 allow_multiple_definition.
6110 * resolve.cc (Symbol_table::should_override): Don't test
6111 allow_multiple_definition.
6112
dde3f402
ILT		 6113 PR 10980
6114 * options.h (class General_options): Add --cref.
6115 * main.cc (main): Print cref table if --cref. Don't close mapfile
6116 until after printing cref table.
6117 * cref.cc: Include "symtab.h".
6118 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6119 (Cref_table_compare::operator()): New function.
6120 (Cref_inputs::gather_cref): New function.
6121 (filecol): New static const.
6122 (Cref_inputs::print_cref): New function.
6123 (Cref::print_cref): New function.
6124 * cref.h: Include <cstdio>.
6125 (class Cref): Update declarations.
6126 * mapfile.h (Mapfile::file): New function.
6127 * object.h (class Object): Define Symbols. Declare virtual
6128 do_get_global_symbols.
6129 (Object::get_global_symbols): New function.
6130 * object.cc (Input_objects::add_object): Pass object to cref_ if
6131 --cref.
6132 (Input_objects::archive_start): Likewise.
6133 (Input_objects::archive_stop): Likewise.
6134 (Input_objects::print_cref): New function.
6135 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6136 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6137 --cref.
6138 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6139 function.
6140 * plugin.h (class Sized_pluginobj): Update declarations.
6141
8781f709
ILT		 61422010-01-05 Ian Lance Taylor <iant@google.com>
6143
6144 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6145 to is_default_version. Rename insdef to insdefault.
6146 (Symbol_table::add_from_relobj): Rename def to is_default_version
6147 and local to is_forced_local.
6148 (Symbol_table::add_from_pluginobj): Likewise.
6149 (Symbol_table::add_from_dynobj): Likewise.
6150 (Symbol_table::define_special_symbol): Rename insdef to
6151 insdefault.
6152
fe35d28d
ILT		 61532010-01-04 Ian Lance Taylor <iant@google.com>
6154
30bc8c46
ILT		 6155 PR 10980
6156 * options.h (class General_options): Add
6157 --allow-multiple-definition and -z muldefs.
6158 * resolve.cc (Symbol_table::should_override): Don't warn about a
6159 multiple symbol definition if --allow-multiple-definition or -z
6160 muldefs.
6161
7eaea549
ILT		 6162 PR 10980
6163 * options.h (class General_options): Add --add-needed and
6164 --copy-dt-needed-entries. Tweak --as-needed help entry.
6165 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6166 error if --copy-dt-needed-entries aka --add-needed is used and
6167 would cause a change in behaviour.
6168
fe35d28d
ILT		 6169 PR 10980
6170 * options.h (class General_options): Add -G as a short version of
6171 --shared. Add no-op options -assert, -g, and -i.
6172
55a2bb35
ST		 61732010-01-04 Sriraman Tallam <tmsriram@google.com>
6174
6175 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6176 check for .text or .gnu.linkonce.t sections.
6177 * icf.cc (Icf::find_identical_sections): Ditto.
6178 Change the detection for mangled function name within the section
6179 name.
6180 * icf.h (is_section_foldable_candidate): New function.
6181
719328e1
ILT		 61822009-12-30 Ian Lance Taylor <iant@google.com>
6183
6184 PR 10980
6185 * options.h (class General_options): Permit two dashes with
6186 --retain-symbols-file.
6187
d7bb5745
ILT		 61882009-12-30 Ian Lance Taylor <iant@google.com>
6189
403a15dd
ILT		 6190 PR 10979
6191 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6192 don't put the file header and segment headers in the text
6193 segment.
6194
eda294df
ILT		 6195 PR 10979
6196 * common.cc (Sort_commons::operator()): Stabilize sort when both
6197 entries are NULL.
6198 (Symbol_table::do_allocate_commons_list): When allocating common
6199 symbols, skip a symbol which is no longer common.
6200 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6201 an object before checking its type.
6202 * testsuite/common_test_2.c: New file.
6203 * testsuite/common_test_3.c: New file.
6204 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6205 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6206 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6207 (common_test_2_pic.o, common_test_2.so): New targets.
6208 (common_test_3_pic.o, common_test_3.so): New targets.
6209 * testsuite/Makefile.in: Rebuild.
6210
d7bb5745
ILT		 6211 PR 10979
6212 * script.cc (read_input_script): If we see a new SECTIONS clause,
6213 and we have added an input section, give an error.
6214 * layout.h (class Layout): Add have_added_input_section function.
6215 Add have_added_input_section_ field.
6216 * layout.cc (Layout::Layout): Initialize
6217 have_added_input_section_.
6218 (Layout::layout): Set have_added_input_section_.
6219 (Layout::layout_eh_frame): Likewise.
6220
fc59c572
ILT		 62212009-12-30 Ian Lance Taylor <iant@google.com>
6222
6223 PR 10931
6224 * options.h (class General_options): Add --sort-common option.
6225 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6226 * common.cc (Sort_common): Add sort_order parameter to
6227 constructor. Add sort_order_ field.
6228 (Sort_commons::operator): Check sort_order_.
6229 (Symbol_table::allocate_commons): Determine the sort order.
6230 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6231 Change all callers.
6232 (Symbol_table::do_allocate_commons_list): Likewise.
6233
1c74fab0
ILT		 62342009-12-30 Ian Lance Taylor <iant@google.com>
6235
6236 PR 10916
6237 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6238 symbols from this object, don't change the visibility of an
6239 undefined symbol.
6240 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6241
6affe781
ILT		 62422009-12-30 Ian Lance Taylor <iant@google.com>
6243
6244 PR 10861
6245 * script.h (class Version_script_info): Define Language enum.
6246 Update declarations. Define Glob, Exact, and Lookup types. Add
6247 new fields globals_, locals_, and is_finalized_.
6248 * script.cc: Various formatting fixes.
6249 (class Parser_closure): Change language_stack_ from a vector of
6250 std::string to one of Version_script_info::Language. Adjust all
6251 uses accordingly.
6252 (class Lazy_demangler): Remove.
6253 (struct Version_expression): Change language from std::string to
6254 Version_script_info::Language.
6255 (Version_script_info::Version_script_info): New function.
6256 (Version_script_info::~Version_script_info): Don't call clear.
6257 (Version_script_info::finalize): New function.
6258 (Version_script_info::build_lookup_tables): New function.
6259 (Version_script_info::build_expression_list_lookup): New
6260 function.
6261 (Version_script_info::get_symbol_version_helper): Rewrite to use
6262 lookup tables.
6263 (Version_script_info::print_expression_list): Adjust to use
6264 Version_script_info::Language.
6265 (script_push_lex_into_version_mode): Check that the version script
6266 has not been finalized.
6267 (version_script_push_lang): Change language string to
6268 Version_script_info::Language.
6269 * options.cc (Command_line::version_script): New function.
6270 * options.h (class General_options): Add finalize_dynamic_list
6271 function. Change version_script from declaration to definition.
6272 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6273 * testsuite/version_script.map: Remove duplicate def of foo.
6274 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6275 version_script.map.
6276 * testsuite/Makefile.in: Rebuild.
6277
818bf354
ILT		 62782009-12-30 Ian Lance Taylor <iant@google.com>
6279
6280 PR 10843
6281 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6282 if the input symbol index is 0, make the output symbol index 0.
6283
ebcc8304
ILT		 62842009-12-30 Ian Lance Taylor <iant@google.com>
6285
6286 PR 10670
6287 * options.h (class General_options): Add -x/--discard-all.
6288 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6289 --discard-all. If the local symbol needs a dynamic entry, check
6290 that before handling --discard-locals.
6291
176fe33f
ILT		 62922009-12-30 Ian Lance Taylor <iant@google.com>
6293
bb321bb1
ILT		 6294 PR 10450
6295 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6296 flags to PF_R.
6297 (Output_segment::add_output_section): Don't change the flags if
6298 the type is PT_TLS.
6299
176fe33f
ILT		 6300 PR 10450
6301 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6302 GNU hash table if they need a dynamic value. Otherwise, don't add
6303 them if they are defined in a dynamic object or are forced local.
6304
e8cd95c7
ILT		 63052009-12-29 Ian Lance Taylor <iant@google.com>
6306
1b81fb71
ILT		 6307 PR 10450
6308 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6309 .gnu.hash table for a 32-bit target.
6310
8d6d383d
ILT		 6311 PR 10450
6312 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6313 regular and a dynamic object only needs a dynamic symbol table
6314 entry if it is externally visible.
6315
e785ec03
ILT		 6316 PR 10450
6317 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6318 constructor. Add global_offset_table_ field.
6319 (Target_i386::got_section): Set global_offset_table_.
6320 (Target_i386::do_finalize_sections): Set global_offset_table_
6321 size.
6322 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6323 in constructor. Add global_offset_table_ field.
6324 (Target_x86_64::got_section): Set global_offset_table_.
6325 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6326 size.
6327
1a2dff53
ILT		 6328 * layout.cc (Layout::Layout): Initialize increase_relro_.
6329 (Layout::get_output_section): Add is_relro, is_last_relro, and
6330 is_first_non_relro parameters. Change all callers.
6331 (Layout::choose_output_section): Likewise.
6332 (Layout::add_output_section_data): Likewise.
6333 (Layout::make_output_section): Likewise.
6334 (Layout::set_segment_offsets): Clear increase_relro when using a
6335 linker script.
6336 * layout.h (class Layout): Add increase_relro method. Add
6337 increase_relro_ field. Update declarations.
6338 * output.cc (Output_section::Output_section): Initialize
6339 is_last_relro_ and is_first_non_relro_.
6340 (Output_segment::add_output_section): Group relro sections is
6341 do_sort is true. Handle is_last_relro and is_first_non_relro.
6342 (Output_segment::maximum_alignment): Remove relro handling.
6343 (Output_segment::set_section_addresses): Add increase_relro
6344 parameter. Change all callers. Add initial alignment to align
6345 relro sections on separate page. Remove old relro handling.
6346 (Output_segment::set_section_list_addresses): Remove in_relro
6347 parameter. Change all callers.
6348 (Output_segment::set_offset): Add increase parameter. Change all
6349 callers. Remove old relro handling.
6350 * output.h (class Output_section): Add new methods: is_last_relro,
6351 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6352 Add is_last_relro_ and is_first_non_relro_ fields.
6353 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6354 Create separate .got.plt section. Call increase_relro.
6355 * x86_64.cc (Target_x86_64::got_section): Likewise.
6356 * testsuite/relro_script_test.t: Add .got.plt.
6357
f0ba79e2
ILT		 6358 PR 10450
6359 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6360 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6361 (Layout::finalize): Call set_dynamic_symbol_size.
6362 (Layout::set_dynamic_symbol_size): New function.
6363 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6364 set_dynamic_symbol_size.
6365
e8cd95c7
ILT		 6366 PR 10450
6367 * output.h (class Output_section): Add is_entsize_zero_ field.
6368 * output.cc (Output_section::Output_section): Initialize
6369 is_entsize_zero_.
6370 (Output_section::set_entsize): If two different entsizes are
6371 requested, force it to zero.
6372 (Output_section::add_input_section): Set flags for .debug_str
6373 before updating section flags. Set entsize.
6374 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6375 and SHF_STRING if all input sections have those flags.
6376
3e1b9a8a
RÁE		 63772009-12-29 Rafael Espindola <espindola@google.com>
6378
6379 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6380 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6381 reporting.
3e1b9a8a 6382
3dcad376
ST		 63832009-12-29 Sriraman Tallam <tmsriram@google.com>
6384
6385 * options.cc (General_options::parse_version): Allow -v to exit
6386 without an error if there is nothing to link.
6387
084e2665
ILT		 63882009-12-29 Ian Lance Taylor <iant@google.com>
6389
6390 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6391 using a version of gcc before 4.1.
6392 * configure: Rebuild.
6393
250acde3
CD		 63942009-12-28 Chris Demetriou <cgd@google.com>
6395
6396 * attributes.cc (Output_attributes_section_data::do_write): Use
6397 std::vector::front rather than std::vector::data.
6398
99fff23b
ILT		 63992009-12-28 Ian Lance Taylor <iant@google.com>
6400
6401 * symtab.h (class Symbol_table): Add enum Defined.
6402 * resolve.cc (Symbol_table::should_override): Add defined
6403 parameter. Change all callers. Test whether object is NULL
6404 before calling a method on it.
6405 (Symbol_table::report_resolve_problem): Add defined parameter.
6406 Change all callers.
6407 (Symbol_table::should_override_with_special): Likewise.
6408 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6409 parameter. Change all callers.
6410 (Symbol_table::do_define_in_output_data): Likewise.
6411 (Symbol_table::define_in_output_segment): Likewise.
6412 (Symbol_table::do_define_in_output_segment): Likewise.
6413 (Symbol_table::define_as_constant): Likewise.
6414 (Symbol_table::do_define_as_constant): Likewise.
6415 * script.h (class Symbol_assignment): Add is_defsym parameter to
6416 constructor; change all callers.
6417 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6418 parameter. Change all callers. Add is_defsym_ field.
6419 (class Parser_closure): Add parsing_defsym parameter to
6420 constructor; change all callers. Add parsing_defsym accessor
6421 function. Add parsing_defsym_ field.
6422
556bd683
ILT		 64232009-12-28 Ian Lance Taylor <iant@google.com>
6424
6425 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6426 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6427
1782c879
ILT		 64282009-12-23 Ian Lance Taylor <iant@google.com>
6429
6430 * i386.cc (Target_i386::do_calls_non_split): Recognize
6431 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6432 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6433 -fsplit-stack prologue when using %r11.
1782c879 6434
329ca2b1
ST		 64352009-12-21 Sriraman Tallam <tmsriram@google.com>
6436
6437 * options.cc (General_options::parse_version): Make -v continue and do
6438 the link like GNU ld does.
6439
d675ff46
RÁE		 64402009-12-17 Rafael Avila de Espindola <espindola@google.com>
6441
6442 * Makefile.am (CCFILES): Add timer.cc.
6443 (HFILES): Add timer.h.
6444 * configure.ac: Check for sysconf and times.
6445 * main.cc: include timer.h.
6446 (main): Use Timer instead of get_run_time.
6447 * timer.cc: New.
6448 * timer.h: New.
6449 * workqueue.cc: include timer.h.
6450 (Workqueue::find_and_run_task):
6451 Report user, sys and wall time.
6452 * Makefile.in: Regenerate.
6453 * config.in: Regenerate.
6454 * configure: Regenerate.
6455
d6344fb5
DK		 64562009-12-16 Doug Kwan <dougkwan@google.com>
6457
6458 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6459 sections.
6460 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6461 relaxed input sections.
6462 * output.cc (Output_section::find_relaxed_input_section): Change
6463 return type to Output_relaxed_input_section pointer. Adjust code
6464 for new type of relaxed_input_section_map_.
6465 * output.h (Output_section::find_relaxed_input_section): Change
6466 return type to Output_relaxed_input_section pointer.
6467 (Output_section::Output_relaxed_input_section_by_input_section_map):
6468 New type.
6469 (Output_section::relaxed_input_section_map_): Change type to
6470 Output_section::Output_relaxed_input_section_by_input_section_map.
6471 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6472 input section.
6473
0e0d5469
ILT		 64742009-12-15 Ian Lance Taylor <iant@google.com>
6475
6476 * layout.cc (Layout::create_shstrtab): Only write out after input
6477 sections if we are compressing debug sections.
6478
0649a889
ILT		 64792009-12-15 Ian Lance Taylor <iant@google.com>
6480
6481 * archive.cc (Archive::add_symbols): Only look up a symbol without
6482 a version if there is, in fact, a version.
6483
2ea97941
ILT		 64842009-12-14 Ian Lance Taylor <iant@google.com>
6485
6486 Revert -Wshadow changes, all changes from:
6487 2009-12-11 Doug Kwan <dougkwan@google.com>
6488 2009-12-11 Nick Clifton <nickc@redhat.com>
6489 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6490
b0eec2cc
DK		 64912009-12-11 Doug Kwan <dougkwan@google.com>
6492
6493 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6494 due to -Wshadow.
6495 * attributes.cc (Object_attribute::size): Ditto.
6496 (Attributes_section_data::size): Ditto.
6497 (Attributes_section_data::Attributes_section_data): Ditto.
6498 (Output_attributes_section_data::do_write): Ditto.
6499 * attributes.h (Object_attribute::set_type): Ditto.
6500 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6501
91d6fa6a
NC		 65022009-12-11 Nick Clifton <nickc@redhat.com>
6503
6504 * archive.cc: Fix shadowed variable warnings.
6505 * arm.cc: Likewise.
6506 * compressed_output.cc: Likewise.
6507 * compressed_output.h: Likewise.
6508 * configure: Likewise.
6509 * dwarf_reader.cc: Likewise.
6510 * dynobj.cc: Likewise.
6511 * dynobj.h: Likewise.
6512 * ehframe.cc: Likewise.
6513 * ehframe.h: Likewise.
6514 * errors.cc: Likewise.
6515 * expression.cc: Likewise.
6516 * fileread.cc: Likewise.
6517 * fileread.h: Likewise.
6518 * freebsd.h: Likewise.
6519 * i386.cc: Likewise.
6520 * icf.cc: Likewise.
6521 * incremental.h: Likewise.
6522 * layout.cc: Likewise.
6523 * layout.h: Likewise.
6524 * mapfile.cc: Likewise.
6525 * merge.cc: Likewise.
6526 * merge.h: Likewise.
6527 * object.cc: Likewise.
6528 * object.h: Likewise.
6529 * options.h: Likewise.
6530 * output.cc: Likewise.
6531 * output.h: Likewise.
6532 * parameters.cc: Likewise.
6533 * plugin.cc: Likewise.
6534 * powerpc.cc: Likewise.
6535 * reduced_debug_output.cc: Likewise.
6536 * reduced_debug_output.h: Likewise.
6537 * reloc.cc: Likewise.
6538 * reloc.h: Likewise.
6539 * resolve.cc: Likewise.
6540 * script-sections.cc: Likewise.
6541 * script.cc: Likewise.
6542 * script.h: Likewise.
6543 * sparc.cc: Likewise.
6544 * symtab.cc: Likewise.
6545 * symtab.h: Likewise.
6546 * target-select.cc: Likewise.
6547 * target-select.h: Likewise.
6548 * token.h: Likewise.
6549 * workqueue.cc: Likewise.
6550 * workqueue.h: Likewise.
6551 * x86_64.cc: Likewise.
6552
a0351a69
DK		 65532009-12-10 Doug Kwan <dougkwan@google.com>
6554
6555 * arm.cc (attributes.h): New include.
6556 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6557 (Arm_relobj::~Arm_relobj): Delete object pointed by
6558 attributes_section_data_.
6559 (Arm_relobj::attributes_section_data): New method definition.
6560 (Arm_relobj::attributes_section_data_): New data member declaration.
6561 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6562 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6563 attributes_section_data_.
6564 (Arm_dynobj::attributes_section_data): New method definition.
6565 (Arm_dynobj::attributes_section_data_): New data member declaration.
6566 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6567 initialization value of may_use_blx_ to false.
6568 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6569 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6570 object attributes to compute results instead of hard-coding.
6571 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6572 Target_arm::get_secondary_compatible_arch,
6573 Target_arm::set_secondary_compatible_arch
6574 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6575 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6576 New method declarations.
6577 (Target_arm::get_aeabi_object_attribute): New method definition.
6578 (Target_arm::attributes_section_data_): New data member declaration.
6579 (read_arm_attributes_section): New template definition.
6580 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6581 (Arm_dynobj::do_read_symbols): Ditto.
6582 (Target_arm::do_finalize_sections): Merge attributes sections from
6583 input. Check for BLX use after attributes section merging.
6584 Fix __exidx_start and __exidx_end visibility. Create an
6585 .ARM.attributes section if necessary.
6586 (Target_arm::get_secondary_compatible_arch,
6587 Target_arm::set_secondary_compatible_arch,
6588 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6589 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6590 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6591 New method definitions.
6592
b59befec
ILT		 65932009-12-09 Ian Lance Taylor <iant@google.com>
6594
6595 * plugin.cc (Plugin::load): Don't cast from void* to a function
6596 pointer.
6597
1276bc89
ILT		 65982009-12-09 Ian Lance Taylor <iant@google.com>
6599
6600 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6601 information fields.
6602
2f2de248
L		 66032009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6604
6605 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6606 Replace two_file_shared_1.so with two_file_shared_2.so.
6607 * testsuite/Makefile.in: Regenerated.
6608
4f787271
DK		 66092009-12-08 Doug Kwan <dougkwan@google.com>
6610
6611 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6612 (HFILES): Add attributes.h and int_encoding.h.
6613 * Makefile.in: Regenerate.
6614 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6615 function definitions to int_encoding.cc
6616 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6617 prototypes to int_encoding.h
6618 * reduced_debug_output.cc (int_encoding.h): New include.
6619 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6620 function definitions to int_encoding.cc
6621 (insert_into_vector, read_from_pointer): Move template definitions to
6622 int_encoding.h
6623 * attributes.cc: New file.
6624 * attributes.h: New file.
6625 * int_encoding.cc: New file.
6626 * int_encoding.h: New file.
6627
20b52f1a
RÁE		 66282009-12-07 Rafael Avila de Espindola <espindola@google.com>
6629
6630 PR gold/11055
6631 * incremental-dump.cc (dump_incremental_inputs): New.
6632 (main): Use dump_incremental_inputs.
6633
53d7974c
L		 66342009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6635
6636 PR gold/10893
6637 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6638 checking elfcpp::STT_FUNC.
6639 (Target_i386::Relocate::relocate): Likewise.
6640 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6641
6642 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6643 symbols from shared libraries into normal FUNC symbols.
6644
6645 * symtab.h (Symbol): Add is_func and use it.
6646
05a352e6
DK		 66472009-12-05 Doug Kwan <dougkwan@google.com>
6648
6649 * arm.cc (Target_arm::arm_info): Initialize new fields
6650 attributes_section and attributes_vendor.
6651 * i386.cc (Target_i386::i386_info): Same.
6652 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6653 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6654 fields attributes_section and attributes_vendor.
53d7974c 6655 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6656 * target.h (Target::attributes_section, Target::attributes_vendor,
6657 Target::is_attributes_section, Target::attribute_arg_type,
6658 Target::attributes_order): New method definitions.
6659 (Target::Target_info::attributes_section,
6660 Target::Target_info::attributes_vendor): New fields.
6661 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6662 virtual method definitions.
6663 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6664 attributes_section and attributes_vendor.
6665 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6666
f4e5969c
DK		 66672009-12-05 Doug Kwan <dougkwan@google.com>
6668
6669 * arm.cc: Update comments about interworking and stub generation.
6670 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6671 considered as non-PIC.
6672 (Arm_relocate_functions::base_abs): Fix formatting.
6673 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6674 of function to use GOT entry address instead of offset.
6675 (Target_arm::Scan::global): Issue an error if a symbol would need a
6676 PLT does not get one because it is untyped. Remove code to create
6677 dynamic symbols for relative branches.
6678 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6679 takes unsigned integer instead of boolean.
6680
1abce4a6
L		 66812009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6682
6683 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6684 (two_file_test_LDADD): Likewise.
6685 (common_test_1_LDADD): Likewise.
6686 (exception_test_LDADD) Likewise.
6687 (weak_test_LDADD): Likewise.
6688 (many_sections_test_LDADD): Likewise.
6689 (initpri1_LDADD): Likewise.
6690 (script_test_1_LDADD): Likewise.
6691 (script_test_2_LDADD): Likewise.
6692 (justsyms_LDADD): Likewise.
6693 (binary_test_LDADD): Likewise.
6694 (large_LDADD): Likewise.
6695 * testsuite/Makefile.in: Regenerated.
6696
adcf2816 66972009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6698
adcf2816
L		 6699 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6700 (Symbol_table::override_with_special): Likewise.
6701 (Symbol_table::add_from_object): Likewise.
6702
28e67f5d
RÁE		 67032009-12-04 Rafael Avila de Espindola <espindola@google.com>
6704
6705 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6706 Don't set the data_offset twice.
6707
ae10a101
RÁE		 67082009-12-04 Rafael Avila de Espindola <espindola@google.com>
6709
6710 * testsuite/Makefile.in: Regenerate.
6711
f59f41f3
DK		 67122009-12-03 Doug Kwan <dougkwan@google.com>
6713
6714 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6715 (Target_arm::do_finalize_sections): Add parameter for symbol table
6716 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6717 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6718 parameter for symbol table pointer.
6719 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6720 an additional parameter for a pointer to symbol table.
6721 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6722 parameter for a symbol table pointer.
6723 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6724 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6725 Ditto.
6726 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6727 parameter for a symbol table pointer.
6728
ca55d848
RÁE		 67292009-12-03 Rafael Avila de Espindola <espindola@google.com>
6730
6731 * incremental.cc (Incremental_inputs_header)
6732 (Incremental_inputs_header_write, Incremental_inputs_entry)
6733 (Incremental_inputs_entry_write): Move ...
6734 * incremental.h (Incremental_inputs_header)
6735 (Incremental_inputs_header_write, Incremental_inputs_entry)
6736 (Incremental_inputs_entry_write): here.
6737
3aec4f9c
RÁE		 67382009-12-02 Rafael Avila de Espindola <espindola@google.com>
6739
6740 * incremental.cc (make_sized_incremental_binary): Set the target.
6741 Error if it is incompatible.
6742 * output.h (Output_file): Add filename method.
6743
9c0ae74d
RÁE		 67442009-12-02 Rafael Avila de Espindola <espindola@google.com>
6745
6746 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6747 from the get_* methods.
6748
a45500ae
RÁE		 67492009-12-02 Rafael Avila de Espindola <espindola@google.com>
6750
6751 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6752 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6753 Write 0 for the data_offset of scripts.
6754
325e6408
RÁE		 67552009-12-02 Rafael Avila de Espindola <espindola@google.com>
6756
6757 * testsuite/Makefile.am: Add the incremental_test.sh test.
6758 * testsuite/incremental_test.sh: New.
6759 * testsuite/incremental_test_1.c: New.
6760 * testsuite/incremental_test_2.c: New.
6761
954c3e2e
RÁE		 67622009-12-01 Rafael Avila de Espindola <espindola@google.com>
6763
6764 * incremental-dump.cc (main): Fix typos.
6765
f8086623
RÁE		 67662009-11-27 Rafael Avila de Espindola <espindola@google.com>
6767
6768 PR gold/11025
6769 * incremental-dump.cc (main): Use llu to print 64 bit values.
6770
3b0dd6ac
L		 67712009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6772 H.J. Lu <hongjiu.lu@intel.com>
6773
6774 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6775 $(LIBDL).
6776 (incremental_dump_LDADD): Likewise.
6777 * Makefile.in: Regenerated.
6778
a6d1ef57 67792009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6780
a6d1ef57
DK		 6781 Revert:
6782
6783 2009-11-25 Doug Kwan <dougkwan@google.com>
6784
6785 * arm.cc (Target_arm::Target_arm): Move method definition
6786 outside of class definition. Add code to handle
6787 --target1-rel, --target1-abs and --target2= options.
6788 (Target_arm::get_reloc_reloc_type): Change method to be
6789 non-static and const.
6790 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6791 New data member declaration.
6792 (Target_arm::Scan::local, Target_arm::Scan::global,
6793 Target_arm::Relocate::relocate,
6794 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6795 Adjust call to Target_arm::get_real_reloc_type.
6796 (Target_arm::get_real_reloc_type): Use command line options
6797 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6798 * options.h (--target1-rel, --target1-abs, --target2): New
6799 ARM-only options.
6800
50aeb7d4
DK		 68012009-11-25 Doug Kwan <dougkwan@google.com>
6802
6803 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6804 class definition. Add code to handle --target1-rel, --target1-abs
6805 and --target2= options.
6806 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6807 and const.
6808 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6809 member declaration.
6810 (Target_arm::Scan::local, Target_arm::Scan::global,
6811 Target_arm::Relocate::relocate,
6812 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6813 call to Target_arm::get_real_reloc_type.
6814 (Target_arm::get_real_reloc_type): Use command line options to
6815 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6816 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6817 options.
6818
51938283
DK		 68192009-11-25 Doug Kwan <dougkwan@google.com>
6820
6821 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6822 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6823 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6824 formatting.
6825 (Arm_relocate_functions::thm_call): Replace body with a call to
6826 Arm_relocate_functions::thumb_branch_common.
6827 (Arm_relocate_functions::thm_jump24,
6828 Arm_relocate_functions::thm_xpc22): New method definitions.
6829 (Arm_relocate_functions::thumb_branch_common): New method definition.
6830 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6831 operator.
6832 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6833 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6834
e2b8f3c4
RÁE		 68352009-11-24 Rafael Avila de Espindola <espindola@google.com>
6836
6837 * Makefile.am: Build incremental-dump
6838 * Makefile.in: Regenerate.
6839 * incremental-dump.cc: New.
6840 * incremental.cc (Incremental_inputs_header_data,
6841 Incremental_inputs_entry_data): Move to incremental.h
6842 * incremental.h: (Incremental_inputs_header_data,
6843 Incremental_inputs_entry_data): Move from incremental.cc
6844
bcba9aec
RÁE		 68452009-11-24 Rafael Avila de Espindola <espindola@google.com>
6846
6847 * incremental.cc (Incremental_inputs_header,
6848 Incremental_inputs_header_write, Incremental_inputs_entry,
6849 Incremental_inputs_entry_write): Add a typedef with the data type.
6850
7c3afe08
RÁE		 68512009-11-24 Rafael Avila de Espindola <espindola@google.com>
6852
6853 * incremental.cc (Incremental_inputs_header,
6854 Incremental_inputs_header_write, Incremental_inputs_entry,
6855 Incremental_inputs_entry_write): Update comment about which
6856 type has the filed descriptions.
6857
d204b6e9
DK		 68582009-11-15 Doug Kwan <dougkwan@google.com>
6859
6860 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6861 (Arm_relocate_functions::arm_branch_common): Change method defintion
6862 in class definition to a method declaration and update list of formal
6863 parameters.
6864 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6865 Arm_relocation_functions::jump24): Adjust call to
6866 Arm_relocate_functions::arm_branch_common. Update list of formal
6867 parameters.
6868 (Arm_relocate_functions::xpc25): New method definition.
6869 (Arm_relocate_functions::arm_branch_common): Move method defintion
6870 out from class definition. Use stubs for mode-switching and extending
6871 branch ranges.
6872 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6873 specially. Change code to enable use of stubs in ARM branches.
6874
43d12afe
DK		 68752009-11-10 Doug Kwan <dougkwan@google.com>
6876
6877 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6878 in method declaration.
6879 (Target_arm::relocate_stub): New method declaration.
6880 (Target_arm::default_target): Change to return a pointer instead of
6881 a const reference.
6882 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6883 Target_arm::default_target.
6884 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6885 method definition.
6886 (Target_arm::relocate_section): Adjust view.
6887 (Target_arm::relocate_stub): New method definition.
6888
ac33a407
DK		 68892009-11-10 Doug Kwan <dougkwan@google.com>
6890
6891 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6892 a format warning.
6893 * incremental.cc (open_incremental_binary): Initialized local
6894 variables to avoid warnings.
6895 * object.cc (make_elf_object): Ditto.
6896 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6897 a format warning.
e1df38aa 6898
88ee28e9
L		 6899009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6900
6901 PR gold/10930
6902 * testsuite/plugin_test.c: Include "config.h".
6903
2daedcd6
DK		 69042009-11-09 Doug Kwan <dougkwan@google.com>
6905
6906 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6907 (arm_symbol_value): Remove.
6908 (Arm_relocate_functions::arm_branch_common,
6909 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6910 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6911 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6912 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6913 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6914 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6915 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6916 Arm_relocate_functions::thm_mobw_abs_nc,
6917 Arm_relocate_functions::thm_mov_abs,
6918 Arm_relocate_functions::movw_prel_nc,
6919 Arm_relocate_functions::thm_movt_abs,
6920 Arm_relocate_functions::movt_prel,
6921 Arm_relocate_functions::thm_movw_prel_nc,
6922 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6923 (Target_arm::Relocate::relocate): Only decompose address into two
6924 parts if relocation type uses the thumb-bit and pass the actual
6925 bit instead of a flag indicating that the thumb-bit is used. Adjust
6926 calls to methods in Arm_relocate_functions for this change.
6927
1276bc89 69282009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6929
6930 PR 10925
6931 * reloc.cc: Instantiate
6932 Sized_relobj::initialize_input_to_output_maps and
6933 Sized_relobj:free_input_to_output_maps.
6934
e53ad1b5
ILT		 69352009-11-06 Ian Lance Taylor <iant@google.com>
6936
6937 PR 10876
6938 * defstd.cc (in_segment): Set only_if_ref true for "end".
6939
eb44217c
DK		 69402009-11-06 Doug Kwan <dougkwan@google.com>
6941
6942 * arm.cc (class Reloc_stub): Correct a comment.
6943 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6944 (Target_arm::scan_section_for_stubs): New method declaration.
6945 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6946 Change methods from private to protected.
6947 (Target_arm::do_may_relax): New method definition.
6948 (Target_arm::do_relax, Target_arm::group_sections,
6949 Target_arm::scan_reloc_for_stub,
6950 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6951 (Target_arm::arm_input_section_map_): New data member declaration.
6952 (Target_arm::scan_reloc_for_stub,
6953 Target_arm::scan_reloc_section_for_stubs,
6954 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6955 Target_arm::do_relax): New method definitions.
6956
5d329b7d
ILT		 69572009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6958
6959 * configure.ac: Check for (struct stat)::st_mtim
6960 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6961 * config.in: Regenerate.
6962 * configure: Regenerate.
6963
96a0d71b
ILT		 69642009-11-05 Ian Lance Taylor <iant@google.com>
6965
6966 PR 10910
6967 * output.cc (Output_segment::add_output_section): Add missing
6968 return statement.
6969
594c8e5e
ILT		 69702009-11-04 Ian Lance Taylor <iant@google.com>
6971
6972 PR 10880
6973 * object.h (class Object): Add is_needed and set_is_needed
6974 methods. Add is_needed_ field. Make bool fields into bitfields.
6975 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6976 defined in a dynamic object and referenced by a regular object,
6977 set is_needed for the dynamic object.
6978 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6979 if the file is marked with as_needed and it is not needed.
6980
22b127cc
ILT		 69812009-11-04 Ian Lance Taylor <iant@google.com>
6982
6983 PR 10887
6984 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6985 tags if data is discarded by linker script.
6986 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6987 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6988 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6989 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6990
f5c870d2
ILT		 69912009-11-04 Ian Lance Taylor <iant@google.com>
6992
6993 * layout.cc (Layout::get_output_section): Add is_interp and
6994 is_dynamic_linker_section parameters. Change all callers.
6995 (Layout::choose_output_section): Likewise.
6996 (Layout::make_output_section): Likewise.
6997 (Layout::add_output_section_data): Add is_dynamic_linker_section
6998 parameter. Change all callers.
6999 * layout.h (class Layout): Update declarations.
7000 * output.h (class Output_section): Add is_interp, set_is_interp,
7001 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7002 Add is_interp_, is_dynamic_linker_section_ fields. Change
7003 generate_code_fills_at_write_ to a bitfield.
7004 * output.cc (Output_section::Output_sections): Initialize new
7005 fields.
7006 (Output_segment::add_output_section): Add do_sort parameter.
7007 Change all callers.
7008
1ae4d23b
ILT		 70092009-11-03 Ian Lance Taylor <iant@google.com>
7010
7011 PR 10860
7012 * options.h (class General_options): Add --warn-common.
7013 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7014 merging two common symbols.
7015 (Symbol_table::should_override): Handle --warn-common when merging
7016 a common symbol with a defined symbol. Use report_resolve_problem
7017 for multiple definitions.
7018 (Symbol_table::report_resolve_problem): New function.
7019 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7020
55da9579
DK		 70212009-11-03 Doug Kwan <dougkwan@google.com>
7022
7023 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7024 stub_factory_.
7025 (Target_arm::stub_factory): New method definition.
7026 (Target_arm::new_arm_input_section,
7027 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7028 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7029 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7030 New type definitions.
7031 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7032 member declarations.
7033 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7034 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7035 New method definitions.
7036
37a9ac43
ILT		 70372009-11-03 Ian Lance Taylor <iant@google.com>
7038
7039 * options.h (class General_options): Add --warn_constructors.
7040
b3d6a3d4
ILT		 70412009-11-03 Ian Lance Taylor <iant@google.com>
7042
7043 PR 10893
7044 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7045 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7046
934b01dd
ILT		 70472009-11-03 Ian Lance Taylor <iant@google.com>
7048
7049 PR 10895
7050 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7051 --msgid-bugs-address.
7052 (install-pdf): New target.
7053 (install-data_yes): Look up one directory to find mkinstalldirs.
7054
03c1939b
L		 70552009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7056
7057 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7058 tree.
7059
ebd95253
DK		 70602009-10-30 Doug Kwan <dougkwan@google.com>
7061
7062 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7063
e9bbb538
DK		 70642009-10-30 Doug Kwan <dougkwan@google.com>
7065
7066 * arm.cc (Stub_addend_reader): New struct template definition
7067 and partial specializations.
7068 (Stub_addend_reader::operator()): New method definition for a
7069 partially specialized template.
7070
d5b40221
DK		 70712009-10-30 Doug Kwan <dougkwan@google.com>
7072
7073 * arm.cc (Arm_relobj::processor_specific_flags): New method
7074 definition.
7075 (Arm_relobj::do_read_symbols): New method declaration.
7076 (Arm_relobj::processor_specific_flags_): New data member declaration.
7077 (Arm_dynobj): New class definition.
7078 (Target_arm::do_finalize_sections): Add input_objects parameter.
7079 (Target_arm::do_adjust_elf_header): New method declaration.
7080 (Target_arm::are_eabi_versions_compatible,
7081 (Target_arm::merge_processor_specific_flags): New method declaration.
7082 (Target_arm::do_make_elf_object): New overloaded method definitions
7083 and declaration.
7084 (Arm_relobj::do_read_symbols): New method definition.
7085 (Arm_dynobj::do_read_symbols): Ditto.
7086 (Target_arm::do_finalize_sections): Add input_objects parameters.
7087 Merge processor-specific flags from all input objects.
7088 (Target_arm::are_eabi_versions_compatible,
7089 Target_arm::merge_processor_specific_flags,
7090 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7091 New method definitions.
7092 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7093 Input_objects pointer type parameter.
7094 * layout.cc (Layout::finalize): Pass input objects to target's.
7095 finalize_sections function.
7096 * output.cc (Output_file_header::do_sized_write): Set ELF file
7097 header's processor-specific flags.
7098 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7099 Input_objects pointer type parameter.
7100 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7101 * target.h (Input_objects): New forward class declaration.
7102 (Target::processor_specific_flags,
7103 Target::are_processor_specific_flags_sect): New method definitions.
7104 (Target::finalize_sections): Add input_objects parameter.
7105 (Target::Target): Initialize processor_specific_flags_ and
7106 are_processor_specific_flags_set_.
7107 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7108 parameter.
7109 (Target::set_processor_specific_flags): New method definition.
7110 (Target::processor_specific_flags_,
7111 Target::are_processor_specific_flags_set_): New data member
7112 declarations.
7113 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7114 Input_objects pointer type parameter.
7115
ebabffbd
DK		 71162009-10-30 Doug Kwan <dougkwan@google.com>
7117
7118 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7119
ad0f2072
ILT		 71202009-10-28 Ian Lance Taylor <iant@google.com>
7121
7122 * object.h (class Relobj): Drop options parameter from
7123 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7124 do_scan_relocs, do_relocate. Change all callers.
7125 (class Sized_relobj): Drop options parameters from
7126 do_gc_process_relocs, do_scan_relocs, do_relocate,
7127 do_relocate_sections, relocate_sections, emit_relocs_scan,
7128 emit_relocs_scan_reltype. Change all callers.
7129 (struct Relocate_info): Remove options field and all references to
7130 it.
7131 * reloc.h (class Read_relocs): Remove options constructor
7132 parameter and options_ field. Change all callers.
7133 (class Gc_process_relocs, class Scan_relocs): Likewise.
7134 (class Relocate_task): Likewise.
7135 * target-reloc.h (scan_relocs): Remove options parameter. Change
7136 all callers.
7137 (scan_relocatable_relocs): Likewise.
7138 * target.h (class Sized_target): Remove options parameter from
7139 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7140 all callers.
7141 * gc.h (gc_process_relocs): Remove options parameter. Change all
7142 callers.
7143 * arm.cc: Update functions to remove options parameters.
7144 * i386.cc: Likewise.
7145 * powerpc.cc: Likewise.
7146 * sparc.cc: Likewise.
7147 * x86_64.cc: Likewise.
7148 * testsuite/testfile.cc: Likewise.
7149
8ffa3667
DK		 71502009-10-28 Doug Kwan <dougkwan@google.com>
7151
7152 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7153 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7154 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7155 New method definitions.
7156
40f36857
CC		 71572009-10-28 Cary Coutant <ccoutant@google.com>
7158
7159 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7160 (Plugin::cleanup_done_): New member.
7161 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7162 (Plugin_manager::cleanup_done_): Remove.
7163 (Plugin_manager::add_input_file): Edit error message.
7164 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7165 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7166
2c849493
ILT		 71672009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7168
7169 * fileread.cc: (File_read::View::~View): Use the new
7170 data_ownership_ filed.
7171 (File_read::~File_read): Dispose the new whole_file_view_.
7172 (File_read::open): Mmap the whole file if needed.
7173 (File_read::open): Use whole_file_view_ instead of contents_.
7174 (File_read::find_view): Use whole_file_view_ if applicable.
7175 (File_read::do_read): Use whole_file_view_ instead of contents_.
7176 (File_read::make_view): Use whole_file_view_ instead of contents_,
7177 update File_read::View::View call.
7178 (File_read::find_or_make_view): Update File_read::View::View
7179 call.
7180 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7181 remove contents_
7182 (File_read::View::Data_ownership): New enum.
7183 (File_read::View::View): Replace bool mapped_ with Data_ownership
7184 argument.
7185 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7186 (File_read::View::data_ownership_): New field.
7187 (File_read::contents_): Remove (replaced by whole_file_view_).
7188 (File_read::whole_file_view_): New field.
7189 * options.h (class General_options): Add --keep-files-mapped.
7190
24998053
CC		 71912009-10-27 Cary Coutant <ccoutant@google.com>
7192
7193 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7194 * testsuite/Makefile.am (plugin_test_5): New test case.
7195 * testsuite/Makefile.in: Regenerate.
7196
72adc4fa
DK		 71972009-10-25 Doug Kwan <dougkwan@google.com>
7198
7199 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7200 from private to protected to allow access by child class.
7201 (Sized_relobj::do_relocate_sections): New method declaration.
7202 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7203 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7204 Sized_relobj::relocate_sections. Instantiate template explicitly
7205 for different target sizes and endianity.
7206
07f508a2
DK		 72072009-10-24 Doug Kwan <dougkwan@google.com>
7208
7209 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7210 (Arm_input_section::as_arm_input_section): New method.
7211 (Arm_output_section): New class definition.
7212 (Arm_output_section::create_stub_group,
7213 Arm_output_section::group_sections): New method definitions.
7214
10ad9fe5
DK		 72152009-10-22 Doug Kwan <dougkwan@google.com>
7216
7217 * arm.cc (Arm_input_section): New class definition.
7218 (Arm_input_section::init, Arm_input_section:do_write,
7219 Arm_input_section::set_final_data_size,
7220 Arm_input_section::do_reset_address_and_file_offset): New method
7221 definitions.
7222
56ee5e00
DK		 72232009-10-21 Doug Kwan <dougkwan@google.com>
7224
7225 * arm.cc (Stub_table, Arm_input_section): New forward class
7226 declarations.
7227 (Stub_table): New class defintion.
7228 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7229 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7230 New method definition.
7231
b569affa
DK		 72322009-10-21 Doug Kwan <dougkwan@google.com>
7233
7234 * arm.cc: Update copyright comments.
7235 (Target_arm): New forward class template declaration.
7236 (Arm_address): New type.
7237 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7238 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7239 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7240 constants.
7241 (Insn_template): Same.
7242 (DEF_STUBS): New macro.
7243 (Stub_type): New enum type.
7244 (Stub_template): New class definition.
7245 (Stub): Same.
7246 (Reloc_stub): Same.
7247 (Stub_factory): Same.
7248 (Target_arm::Target_arm): Initialize may_use_blx_ and
7249 should_force_pic_veneer_.
7250 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7251 Target_arm::should_force_pic_veneer,
7252 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7253 Target_arm::using_thumb_only, Target_arm:;default_target): New
7254 method defintions.
7255 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7256 New data member declarations.
7257 (Insn_template::size, Insn_template::alignment): New method defintions.
7258 (Stub_template::Stub_template): New method definition.
7259 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7260 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7261 (Stub_factory::Stub_factory): New method definition.
7262 * gold.h (string_hash): New template.
7263 * output.h (Input_section_specifier::hash_value): Use
7264 gold::string_hash.
7265 (Input_section_specifier::string_hash): Remove.
7266 * stringpool.cc (Stringpool_template::string_hash): Use
7267 gold::string_hash.
7268
6c172549
DK		 72692009-10-20 Doug Kwan <dougkwan@google.com>
7270
7271 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7272 symbols of relaxed input sections.
7273 * output.h (Output_section::find_relaxed_input_section): Make
7274 method public.
7275
c5617f2f
DK		 72762009-10-16 Doug Kwan <dougkwan@google.com>
7277
7278 * dynobj.cc (Versions::Versions): Initialize version_script_.
7279 Only insert base version symbol definition for a shared object
7280 if version script defines any version versions.
7281 (Versions::define_base_version): New method definition.
7282 (Versions::add_def): Check that base version is not needed.
7283 (Versions::add_need): Define base version lazily.
7284 * dynobj.h (Versions::define_base_version): New method declaration.
7285 (Versions::needs_base_version_): New data member declaration.
7286 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7287 (check_DATA): Add no_version_test.stdout.
7288 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7289 New make rules.
7290 * testsuite/Makefile.in: Regenerate.
7291 * testsuite/no_version_test.c: New file.
7292 * testsuite/no_version_test.sh: Ditto.
7293
3c12dcdb
DK		 72942009-10-16 Doug Kwan <dougkwan@google.com>
7295
7296 * expression.cc (class Segment_start_expression): New class definition.
7297 (Segment_start_expression::value): New method definition.
7298 (script_exp_function_segment_start): Return a new
7299 Segment_start_expression.
7300 * gold/script-c.h (script_saw_segment_start_expression): New function
7301 prototype.
7302 * script-sections.cc (Script_sections::Script_sections): Initialize
7303 SAW_SEGMENT_START_EXPRESSION_ to false.
7304 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7305 and -Tbbs options to specify section addresses if given in
7306 command line and no SEGMENT_START expression is seen in a script.
7307 * script-sections.h (Script_sections::saw_segment_start_expression,
7308 Script_sections::set_saw_segment_start_expression): New method
7309 definition.
7310 (Script_sections::saw_segment_start_expression_): New data member
7311 declaration.
7312 * script.cc (script_saw_segment_start_expression): New function.
7313 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7314 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7315 script_test_7.sh and script_test_8.sh.
7316 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7317 script_test_8.stdout.
7318 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7319 (script_test_6, script_test_6.stdout, script_test_7,
7320 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7321 * Makefile.in: Regenerate.
7322 * testsuite/script_test_6.sh: New file.
7323 * testsuite/script_test_6.t: Same.
7324 * testsuite/script_test_7.sh: Same.
7325 * testsuite/script_test_7.t: Same.
7326 * testsuite/script_test_8.sh: Same.
7327
64b1ae37
DK		 73282009-10-16 Doug Kwan <dougkwan@google.com>
7329
7330 * output.cc (Output_segment::set_section_list_address): Cast
7331 expressions to unsigned long long type to avoid format warnings.
7332
661be1e2
ILT		 73332009-10-15 Ian Lance Taylor <iant@google.com>
7334
12edd763 7335 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7336 dot assignment to script_sections_.
12edd763
ILT		 7337 * script-sections.cc (Script_sections::add_dot_assignment):
7338 Initialize if necessary.
7339
68b6574b
ILT		 7340 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7341 program headers with no load segment if there is a linker script.
7342
661be1e2
ILT		 7343 * layout.cc (Layout::set_segment_offsets): Align the file offset
7344 to the segment aligment for -N or -n with no load segment.
7345 * output.cc (Output_segment::add_output_section): Don't crash if
7346 the first section is a TLS section.
7347 (Output_segment::set_section_list_addresses): Print an error
7348 message if the address moves backward in a linker script.
7349 * script-sections.cc
7350 (Output_section_element_input::set_section_addresses): Don't
7351 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7352 (Orphan_output_section::set_section_addresses): Likewise.
7353
f15f61a7
DK		 73542009-10-15 Doug Kwan <dougkwan@google.com>
7355
7356 * layout.cc (Layout::finish_dynamic_section): Generate tags
7357 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7358 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7359 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7360
82bb573a
ILT		 73612009-10-14 Ian Lance Taylor <iant@google.com>
7362
7363 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7364 fields.
7365 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7366 data_shdr fields of relinfo.
7367 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7368 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7369 R_386_TLS_LDO_32, adjust based on section flags.
7370 (Target_i386::Relocate::fix_up_ldo): Remove.
7371
374ad285
ILT		 73722009-10-13 Ian Lance Taylor <iant@google.com>
7373
7374 Add support for -pie.
7375 * options.h (class General_options): Add -pie and
7376 --pic-executable.
7377 (General_options::output_is_position_independent): Test -pie.
7378 (General_options::output_is_executable): Return true if not shared
7379 and not relocatable.
7380 (General_options::output_is_pie): Remove.
7381 * options.cc (General_options::finalize): Reject incompatible uses
7382 of -pie.
7383 * gold.cc (queue_middle_tasks): A -pie link is not static.
7384 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7385 * symtab.cc (Symbol::final_value_is_known): Return false if
7386 output_is_position_independent.
7387 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7388 output_is_position_independent.
7389 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7390 output_is_position_independent.
7391 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7392 output_is_position_independent.
7393 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7394 two_file_pie_test.
7395 (basic_pie_test.o, basic_pie_test): New targets.
7396 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7397 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7398 (two_file_pie_test): New target.
7399 * testsuite/Makefile.in: Rebuild.
7400 * README: Remove note saying that -pie is not supported.
7401
c6585162
ILT		 74022009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7403
7404 * options.h (class General_options): Add -init and -fini.
7405 * layout.cc (Layout::finish_dynamic_section): Emit
7406 given init and fini functions.
7407
032ce4e9
ST		 74082009-10-13 Sriraman Tallam <tmsriram@google.com>
7409
7410 * gc.h (gc_process_relocs): Check if icf is enabled using new
7411 function.
7412 * gold.cc (queue_initial_tasks): Likewise.
7413 (queue_middle_tasks): Likewise.
7414 * object.cc (do_layout): Likewise.
7415 * symtab.cc (is_section_folded): Likewise.
7416 * main.cc (main): Likewise.
7417 * reloc.cc (Read_relocs::run): Likewise.
7418 (Sized_relobj::do_scan_relocs): Likewise.
7419 * icf.cc (is_function_ctor_or_dtor): New function.
7420 (Icf::find_identical_sections): Check if function is ctor or dtor when
7421 safe icf is chosen.
7422 * options.h (General_options::icf): Change option to be an enum.
7423 (Icf_status): New enum.
7424 (icf_enabled): New method.
7425 (icf_safe_folding): New method.
7426 (set_icf_status): New method.
7427 (icf_status_): New variable.
7428 * (options.cc) (General_options::finalize): Set icf_status_.
7429 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7430 icf_test and icf_keep_unique_test to use the --icf enum flag.
7431 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7432 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7433
f345227a
ST		 74342009-10-12 Sriraman Tallam <tmsriram@google.com>
7435
7436 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7437 includes to gc.h and icf.h.
7438 * arm.cc: Include gc.h.
7439 * gold.cc: Likewise.
7440 * i386.cc: Likewise.
7441 * powerpc.cc: Likewise.
7442 * sparc.cc: Likewise.
7443 * x86_64.cc: Likewise.
7444 * gc.h: Include icf.h.
7445
1c7814ed
ILT		 74462009-10-11 Ian Lance Taylor <iant@google.com>
7447
7448 * plugin.cc: Include "gold.h" before other header files.
7449
ae3b5189
CD		 74502009-10-10 Chris Demetriou <cgd@google.com>
7451
7452 * options.h (Input_file_argument::Input_file_type): New enum.
7453 (Input_file_argument::is_lib_): Replace with...
7454 (Input_file_argument::type_): New member.
7455 (Input_file_argument::Input_file_argument): Take Input_file_type
7456 'type' rather than boolean 'is_lib' as second argument.
7457 (Input_file_argument::is_lib): Use type_.
7458 (Input_file_argument::is_searched_file): New function.
7459 (Input_file_argument::may_need_search): Handle is_searched_file.
7460 * options.cc (General_options::parse_library): Support -l:filename.
7461 (General_options::parse_just_symbols): Update for Input_file_argument
7462 changes.
7463 (Command_line::process): Likewise.
7464 * archive.cc (Archive::get_file_and_offset): Likewise.
7465 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7466 * script.cc (read_script_file, script_add_file): Likewise.
7467 * fileread.cc (Input_file::Input_file): Likewise.
7468 (Input_file::will_search_for): Handle is_searched_file.
7469 (Input_file::open): Likewise.
7470 * readsyms.cc (Read_symbols::get_name): Likewise.
7471 * testsuite/Makefile.am (searched_file_test): New test.
7472 * testsuite/Makefile.in: Regenerate.
7473 * testsuite/searched_file_test.cc: New file.
7474 * testsuite/searched_file_test_lib.cc: New file.
7475
f3048a1d
ILT		 74762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7477 Ian Lance Taylor <iant@google.com>
7478
7479 * descriptor.cc: Include <cstdio> and "binary-io.h".
7480 (Descriptors::open): Open the files in binary mode always.
7481 * script.cc (Lex::get_token): Treat \r as whitespace.
7482
d4780e57
ILT		 74832009-10-09 Ian Lance Taylor <iant@google.com>
7484
7485 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7486
d9a893b8
ILT		 74872009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7488 Ian Lance Taylor <iant@google.com>
7489
7490 * configure.ac: Check for readv function also.
7491 * fileread.cc (readv): Define if not HAVE_READV.
7492 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7493 does not exist.
7494 * config.in: Regenerate.
7495 * configure: Regenerate.
7496
c0a62865
DK		 74972009-10-09 Doug Kwan <dougkwan@google.com>
7498
7499 * layout.cc (Layout::make_output_section): Call target hook to make
7500 ordinary output section.
7501 (Layout::finalize): Adjust parameter list of call the
7502 Target::may_relax().
7503 * layout.h (class Layout::section_list): New method.
7504 * merge.h (Output_merge_base::entsize): Change visibility to public.
7505 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7506 New methods.
7507 (Output_merge_string::do_is_string): New method.
7508 * object.cc (Sized_relobj::do_setup): renamed from
7509 Sized_relobj::set_up.
7510 * object.h (Sized_relobj::adjust_shndx,
7511 Sized_relobj::initializ_input_to_output_maps,
7512 Sized_relobj::free_input_to_output_maps): Change visibilities to
7513 protected.
7514 (Sized_relobj::setup): Virtualize.
7515 (Sized_relobj::do_setup): New method declaration.
7516 (Sized_relobj::invalidate_section_offset,
7517 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7518 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7519 * options.cc (parse_int): New function.
7520 * options.h (parse_int): New declaration.
7521 (DEFINE_int): New macro.
7522 (stub_group_size): New option.
7523 * output.cc (Output_section::Output_section): Initialize memebers
7524 merge_section_map_, merge_section_by_properties_map_,
7525 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7526 (Output_section::add_input_section): Handled deferred code-fill
7527 generation and remove an old comment.
7528 (Output_section::add_relaxed_input_section): New method definition.
7529 (Output_section::add_merge_input_section): Use merge section by
7530 properties map to speed to search. Update merge section maps
7531 as appropriate.
7532 (Output_section::build_relaxation_map): New method definition.
7533 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7534 Same.
7535 (Output_section::relax_input_section): Renamed to
7536 Output_section::convert_input_sections_to_relaxed_sections and change
7537 interface to take a vector of pointers to relaxed sections.
7538 (Output_section::find_merge_section,
7539 Output_section::find_relaxed_input_section): New method definitions.
7540 (Output_section::is_input_address_mapped,
7541 Output_section::output_offset, Output_section::output_address):
7542 Use output section data maps to speed up searching.
7543 (Output_section::find_starting_output_address): Add comments.
7544 (Output_section::do_write,
7545 Output_section::write_to_postprocessing_buffer): Do code-fill
7546 generation as appropriate.
7547 (Output_section::get_input_sections): Invalidate relaxed input section
7548 map.
7549 (Output_section::restore_states): Adjust type of checkpoint .
7550 Invalidate relaxed input section map.
7551 * output.h (Output_merge_base): New class declaration.
7552 (Input_section_specifier): New class defintion.
7553 (class Output_relaxed_input_section) Change base class to
7554 Output_section_data_build.
7555 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7556 base class initializer.
7557 (Output_section::add_relaxed_input_section): New method declaration.
7558 (Output_section::Input_section): Change visibility to protected.
7559 (Output_section::Input_section::relobj,
7560 Output_section::Input_section::shndx): Handle relaxed input sections.
7561 Output_section::input_sections) Change visibility to protected. Also
7562 define overload to return a non-const pointer.
7563 (Output_section::Merge_section_properties): New class defintion.
7564 (Output_section::Merge_section_by_properties_map,
7565 Output_section::Output_section_data_by_input_section_map,
7566 Output_section::Relaxation_map): New types.
7567 (Output_section::relax_input_section): Rename method to
7568 Output_section::convert_input_sections_to_relaxed_sections and change
7569 interface to take a vector of relaxed section pointers.
7570 (Output_section::find_merge_section,
7571 Output_section::find_relaxed_input_section,
7572 Output_section::build_relaxation_map,
7573 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7574 New method declarations.
7575 (Output_section::merge_section_map_
7576 Output_section::merge_section_by_properties_map_,
7577 Output_section::relaxed_input_section_map_,
7578 Output_section::is_relaxed_input_section_map_valid_,
7579 Output_section::generate_code_fills_at_write_): New data members.
7580 * script-sections.cc
7581 (Output_section_element_input::set_section_addresses): Call
7582 current_data_size and addralign methods of relaxed input sections.
7583 (Orphan_output_section::set_section_addresses): Call current_data_size
7584 and addralign methods of relaxed input sections.
7585 * symtab.cc (Symbol_table::compute_final_value): Extract template
7586 from the body of Symbol_table::sized_finalize_symbol.
7587 (Symbol_table::sized_finalized_symbol): Call
7588 Symbol_table::compute_final_value.
7589 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7590 (Symbol_table::compute_final_value): New templated method declaration.
7591 * target.cc (Target::do_make_output_section): New method defintion.
7592 * target.h (Target::make_output_section): New method declaration.
7593 (Target::relax): Add more parameters for input objects, symbol table
7594 and layout. Adjust call to do_relax.
7595 (Target::do_make_output_section): New method declaration.
7596 (Target::do_relax): Add parameters for input objects, symbol table
7597 and layout.
7598
d446d6c4
ILT		 75992009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7600
7601 * pread.c: Include stdio.h.
7602
bc06c745
ILT		 76032009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7604
7605 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7606 defined.
7607
75aea3d0
ILT		 76082009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7609
7610 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7611 Change read_shndx type to unsigned int.
7612 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7613 int.
7614 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7615 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7616 Change read_shndx type to unsigned int.
7617 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7618 int.
7619 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7620 * layout.cc (Layout::create_symtab_sections): Cast the result of
7621 local_symcount * symsize to off_t in the gold_assert.
7622
be8fcb75
ILT		 76232009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7624
7625 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7626 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7627 R_ARM_BASE_ABS.
7628 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7629 (Arm_relocate_functions::thm_abs5): New function.
7630 (Arm_relocate_functions::abs12): New function.
7631 (Arm_relocate_functions::abs16): New function.
7632 (Arm_relocate_functions::base_abs): New function.
7633 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7634 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7635 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7636 R_ARM_BASE_ABS.
7637 (Scan::global): Likewise.
7638 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7639 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7640 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7641 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7642 R_ARM_BASE_ABS.
7643
c2a122b6
ILT		 76442009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7645
7646 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7647 (Arm_relocate_functions::movt_prel): New function.
7648 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7649 (Arm_relocate_functions::thm_movt_prel): New function.
7650 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7651 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7652 (Scan::global, Relocate::relocate): Likewise.
7653 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7654
c4aa1e2d
ILT		 76552009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7656
7657 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7658 Incremental_checker.
7659 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7660 unsigned int.
7661 (class Incremental_inputs_header): New class.
7662 (Incremental_inputs_header_writer): Edit comment.
7663 (Incremental_inputs_entry): New class.
7664 (Incremental_inputs_entry_writer): Edit comment.
7665 (Sized_incremental_binary::do_find_incremental_inputs_section):
7666 Add *strtab_shndx parameter, fill it.
7667 (Sized_incremental_binary::do_check_inputs): New method.
7668 (Incremental_checker::can_incrementally_link_output_file): Use
7669 Sized_incremental_binary::check_inputs.
7670 (Incremental_inputs::report_command_line): Save command line in
7671 command_line_.
7672 * incremental.h:
7673 (Incremental_binary::find_incremental_inputs_section): New
7674 method.
7675 (Incremental_binary::do_find_incremental_inputs_section): Add
7676 strtab_shndx parameter.
7677 (Incremental_binary::do_check_inputs): New pure virtual method.
7678 (Sized_incremental_binary::do_check_inputs): Declare.
7679 (Incremental_checker::Incremental_checker): Add incremental_inputs
7680 parameter, use it to initialize incremental_inputs_.
7681 (Incremental_checker::incremental_inputs_): New field.
7682 (Incremental_checker::command_line): New method.
7683 (Incremental_checker::inputs): New method.
7684 (Incremental_checker::command_line_): New field.
7685
c549a694
ILT		 76862009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7687
7688 * incremental.cc: Include <cstdarg> and "target-select.h".
7689 (vexplain_no_incremental): New function.
7690 (explain_no_incremental): New function.
7691 (Incremental_binary::error): New method.
7692 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7693 method.
7694 (make_sized_incremental_binary): New function.
7695 (open_incremental_binary): New function.
7696 (can_incrementally_link_file): Add checks if output is ELF and has
7697 inputs section.
7698 * incremental.h: Include "elfcpp_file.h" and "output.h".
7699 (Incremental_binary): New class.
7700 (Sized_incremental_binary): New class.
7701 (open_incremental_binary): Declare.
7702 * object.cc (is_elf_object): Use
7703 elfcpp::Elf_recognizer::is_elf_file.
7704 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7705 * output.h (Output_file::filesize): New method.
7706
fd3c5f0b
ILT		 77072009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7708
7709 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7710 New function.
7711 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7712 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7713 function.
7714 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7715 function.
7716 (Arm_relocate_functions::movw_abs_nc): New function.
7717 (Arm_relocate_functions::movt_abs): New function.
7718 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7719 (Arm_relocate_functions::thm_movt_abs): New function.
7720 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7721 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7722 (Scan::global): Likewise.
7723 (Relocate::relocate): Likewise.
7724 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7725
7f5309a5
ILT		 77262009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7727
7728 * arm.cc (Arm_relocate_functions::got_prel) New function.
7729 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7730 (Relocate::relocate): Likewise.
7731 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7732
364c7fa5
ILT		 77332009-10-06 Ian Lance Taylor <iant@google.com>
7734
7735 * options.h (class General_options): Define
7736 split_stack_adjust_size parameter.
7737 * object.h (class Object): Add uses_split_stack_ and
7738 has_no_split_stack_ fields. Add uses_split_stack and
7739 has_no_split_stack accessor functions. Declare
7740 handle_split_stack_section.
7741 (class Reloc_symbol_changes): Define.
7742 (class Sized_relobj): Define Function_offsets. Declare
7743 split_stack_adjust, split_stack_adjust_reltype, and
7744 find_functions.
7745 * object.cc (Object::handle_split_stack_section): New function.
7746 (Sized_relobj::do_layout): Call handle_split_stack_section.
7747 * dynobj.cc (Sized_dynobj::do_layout): Call
7748 handle_split_stack_section.
7749 * reloc.cc (Sized_relobj::relocate_sections): Call
7750 split_stack_adjust for executable sections in split_stack
7751 objects. Pass reloc_map to relocate_section.
7752 (Sized_relobj::split_stack_adjust): New function.
7753 (Sized_relobj::split_stack_adjust_reltype): New function.
7754 (Sized_relobj::find_functions): New function.
7755 * target-reloc.h: Include "object.h".
7756 (relocate_section): Add reloc_symbol_changes parameter. Change
7757 all callers.
7758 * target.h (class Target): Add calls_non_split method. Declare
7759 do_calls_non_split virtual method. Declare match_view and
7760 set_view_to_nop.
7761 * target.cc: Include "elfcpp.h".
7762 (Target::do_calls_non_split): New function.
7763 (Target::match_view): New function.
7764 (Target::set_view_to_nop): New function.
7765 * gold.cc (queue_middle_tasks): Give an error if mixing
7766 split-stack and non-split-stack objects with -r.
7767 * i386.cc (Target_i386::relocate_section): Add
7768 reloc_symbol_changes parameter.
7769 (Target_i386::do_calls_non_split): New function.
7770 * x86_64.cc (Target_x86_64::relocate_section): Add
7771 reloc_symbol_changes parameter.
7772 (Target_x86_64::do_calls_non_split): New function.
7773 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7774 parameter.
7775 * powerpc.cc (Target_powerpc::relocate_section): Add
7776 reloc_symbol_changes parameter.
7777 * sparc.cc (Target_sparc::relocate_section): Add
7778 reloc_symbol_changes parameter.
7779 * configure.ac: Call AM_CONDITIONAL for the default target.
7780 * configure: Rebuild.
7781 * testsuite/Makefile.am (TEST_AS): New variable.
7782 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7783 (check_DATA): Add split_i386 and split_x86_64 files.
7784 (SPLIT_DEFSYMS): Define.
7785 (split_i386_[1234n].o): New targets.
7786 (split_i386_[124]): New targets.
7787 (split_i386_[1234r].stdout): New targets.
7788 (split_x86_64_[1234n].o): New targets.
7789 (split_x86_64_[124]): New targets.
7790 (split_x86_64_[1234r].stdout): New targets.
7791 (MOSTLYCLEANFILES): Add new executables.
7792 * testsuite/split_i386.sh: New file.
7793 * testsuite/split_x86_64.sh: New file.
7794 * testsuite/split_i386_1.s: New file.
7795 * testsuite/split_i386_2.s: New file.
7796 * testsuite/split_i386_3.s: New file.
7797 * testsuite/split_i386_4.s: New file.
7798 * testsuite/split_i386_n.s: New file.
7799 * testsuite/split_x86_64_1.s: New file.
7800 * testsuite/split_x86_64_2.s: New file.
7801 * testsuite/split_x86_64_3.s: New file.
7802 * testsuite/split_x86_64_4.s: New file.
7803 * testsuite/split_x86_64_n.s: New file.
7804 * testsuite/testfile.cc (Target_test): Update relocation_section
7805 function.
7806 * testsuite/Makefile.in: Rebuild.
7807
e8a9fcda
ILT		 78082009-10-06 Ian Lance Taylor <iant@google.com>
7809
7810 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7811 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7812 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7813 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7814 the address on ldo_addrs_.
7815 (Target_i386::Relocate::fix_up_ldo): New function.
7816
e99daf92
ILT		 78172009-10-06 Rafael Espindola <espindola@google.com>
7818
7819 * plugin.cc (add_input_library): New.
7820 (Plugin::load): Add add_input_library to tv.
7821 (Plugin_manager::add_input_file): Add the is_lib argument.
7822 (add_input_file): Update call to Plugin_manager::add_input_file.
7823 (add_input_library): New.
7824 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7825
966d4097
DK		 78262009-09-30 Doug Kwan <dougkwan@google.com>
7827
7828 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7829 symbol and call Symbol::may_need_copy_reloc to determine if
7830 a copy reloc is needed.
7831 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7832 nocopyreloc is given in command line.
7833 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7834 given in command line.
7835 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7836 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7837 of the removed Target_i386::may_need_copy_reloc.
7838 * options.h (copyreloc): New option with default value false.
7839 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7840 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7841 instead of the removed Target_powerpc::may_need_copy_reloc.
7842 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7843 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7844 instead of the removed Target_sparc::may_need_copy_reloc.
7845 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7846 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7847 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7848 instead of the removed Target_x86_64::may_need_copy_reloc.
7849
029ba973
ILT		 78502009-09-30 Ian Lance Taylor <iant@google.com>
7851
7852 * object.h (class Object): Remove target_ field, and target,
7853 sized_target, and set_target methods.
7854 (Object::sized_target): Remove.
7855 (class Sized_relobj): Update declarations. Remove sized_target.
7856 * object.cc (Sized_relobj::setup): Remove target parameter.
7857 Change all callers.
7858 (Input_objects::add_object): Don't do anything with the target.
7859 (make_elf_sized_object): Add punconfigured parameter. Change all
7860 callers. Set or test parameter target.
7861 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7862 Change all callers.
7863 * parameters.cc (Parameters::set_target): Change parameter type to
7864 be non-const.
7865 (Parameters::default_target): Remove.
7866 (set_parameters_target): Change parameter type to be non-const.
7867 (parameters_force_valid_target): New function.
7868 (parameters_clear_target): New function.
7869 * parameters.h (class Parameters): Update declarations. Remove
7870 default_target method. Add sized_target and clear_target
7871 methods. Change target_ to be non-const.
7872 (set_parameters_target): Update declaration.
7873 (parameters_force_valid_target): Declare.
7874 (parameters_clear_target): Declare.
7875 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7876 as NULL if we aren't searching.
7877 (Add_symbols::run): Don't check for compatible target.
7878 * fileread.cc (Input_file::open_binary): Call
7879 parameters_force_valid_target.
7880 * gold.cc (queue_middle_tasks): Likewise.
7881 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7882 set_target on object.
7883 * dynobj.h (class Sized_dynobj): Update declarations.
7884 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7885 make_elf_object returns NULL.
7886 (Archive::include_member): Don't check whether object target is
7887 compatible.
7888 * output.cc (Output_section::add_input_section): Get target from
7889 parameters.
7890 (Output_section::relax_input_section): Likewise.
7891 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7892 parameters.
7893 (Sized_relobj::do_scan_relocs): Likewise.
7894 (Sized_relobj::relocate_sections): Likewise.
7895 * resolve.cc (Symbol_table::resolve): Likewise.
7896 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7897 parameter. Change all callers.
7898 (Symbol_table::add_from_object): Get target from parameters.
7899 (Symbol_table::add_from_relobj): Don't check object target.
7900 (Symbol_table::add_from_dynobj): Likewise.
7901 (Symbol_table::define_special_symbol): Get target from
7902 parameters.
7903 * symtab.h (class Symbol_table): Update declaration.
7904 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7905 parameter. Change all callers. Clear parameter target.
7906 (Binary_test): Test target here.
7907 * testsuite/object_unittest.cc (gold_testsuite): Remove
7908 target_test_pointer parameter. Change all callers.
7909 (Object_test): Test target here.
7910
a6a22b83
ILT		 79112009-09-26 Ian Lance Taylor <iant@google.com>
7912
7913 * testsuite/initpri1.c: Don't try to use constructor priorities if
7914 compiling with gcc before 4.3.
7915
6a8f49fe
ILT		 79162009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7917
7918 * testsuite/retain_symbols_file_test.sh (check_present): Change
7919 output file name to retain_symbols_file_test.stdout.
7920 (check_absent): Likewise.
7921
8c604651
CS		 79222009-09-18 Craig Silverstein <csilvers@google.com>
7923
7924 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7925 * options.cc: Include <cerrno> and <fstream>.
7926 (General_options::finalize): Parse -retain-symbols-file tag.
7927 * options.h: New flag.
7928 (General_options): New method should_retain_symbol, new
7929 variable symbols_to_retain.
7930 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7931 should_retain_symbol map.
7932 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7933 * testsuite/Makefile.in: Regenerate.
7934 * testsuite/retain_symbols_file_test.sh: New file.
7935
ca58b19f
NC		 79362009-09-18 Nick Clifton <nickc@redhat.com>
7937
7938 * po/es.po: Updated Spanish translation.
7939
20e6d0d6
DK		 79402009-09-17 Doug Kwan <dougkwan@google.com>
7941
7942 * debug.h (DEBUG_RELAXATION): New constant.
7943 (DEBUG_ALL): Add DEBUG_RELAXATION.
7944 (debug_string_to_enum): Add relaxation debug option.
7945 * layout.cc
7946 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7947 Layout::Relaxation_debug_check::read_sections,
7948 Layout::Relaxation_debug_check::read_sections): New method definitions.
7949 (Layout::Layout): Initialize data members
7950 record_output_section_data_from_scrips_,
7951 script_output_section_data_list_ and relaxation_debug_check_.
7952 (Layout::save_segments, Layout::restore_segments,
7953 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7954 Layout::relaxation_loop_body): New method definitions.
7955 (Layout::finalize): Support relaxation. Move section layout code to
7956 Layout::relaxation_loop_body.
7957 (Layout::set_asection_address_from_script): Move code for orphan
7958 section placement out.
7959 (Layout::place_orphan_sections_in_script): New method definition.
7960 * layout.h (Output_segment_headers, Output_file_header):
7961 New forward class declarations.
7962 (Layout::~Layout): Define.
7963 (Layout::new_output_section_data_from_script): New method definition.
7964 (Layout::place_orphan_sections_in_script): New method declaration.
7965 (Layout::Segment_states): New type declaration.
7966 (Layout::save_segments, Layout::restore_segments,
7967 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7968 Layout::relaxation_loop_body): New method declarations.
7969 (Layout::Output_section_data_list): New type declaration.
7970 (Layout::Relaxation_debug_check): New class definition.
7971 (Layout::record_output_section_data_from_script_,
7972 Layout::script_output_section_data_list_, Layout::segment_states_,
7973 Layout::relaxation_debug_check_): New data members.
7974 * output.cc: (Output_section_headers::do_size): New method definition.
7975 (Output_section_headers::Output_section_headers): Move size
7976 computation to Output_section_headers::do_size.
7977 (Output_segment_headers::do_size): New method definition.
e1df38aa 7978 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7979 Output_file_header::do_size and call it.
7980 (Output_file_header::do_size): New method definition.
7981 (Output_data_group::Output_data_group): Adjust call to
7982 Output_section_data.
7983 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7984 (Output_symtab_xindex::do_write): Add array bound check.
7985 (Output_section::Input_section::print_to_mapfile): Handle
7986 RELAXED_INPUT_SECTION_CODE.
7987 (Output_section::Output_section): Initialize data member checkpoint_.
7988 (Output_section::~Output_section): Delete checkpoint object pointed
7989 by checkpoint_.
7990 (Output_section::add_input_section): Always add an Input_section if
7991 relaxing.
7992 (Output_section::add_merge_input_section): Add assert.
7993 (Output_section::relax_input_section): New method definition.
7994 (Output_section::set_final_data_size): Set load address to zero for
7995 an unallocated section.
7996 (Output_section::do_address_and_file_offset_have_reset_values):
7997 New method definition.
7998 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7999 Handle relaxed input section.
8000 (Output_section::sort_attached_input_sections): Checkpoint input
8001 section list lazily.
8002 (Output_section::get_input_sections): Change type of input_sections to
8003 list of Simple_input_section pointers. Checkpoint input section list
8004 lazily. Also handle relaxed input sections.
8005 (Output_section::add_input_section_for_script): Take a reference to
8006 a Simple_input_section object instead of Relobj pointer and section
8007 index as parameter. Handle relaxed input sections.
8008 (Output_section::save_states, Output_section::restore_states): New
8009 method definitions.
8010 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8011 (Output_data::is_data_size_fixed): New method definition.
8012 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8013 if it is fixed.
8014 (Output_data::address_and_file_offset_have_reset_values): New method
8015 definition.
8016 (Output_data::do_address_and_file_offset_have_reset_values): New method
8017 definition.
8018 (Output_data::set_data_size): Check that data size is not fixed.
8019 (Output_data::fix_data_size): New method definition.
8020 (Output_data::is_data_size_fixed_): New data member.
8021 (Output_section_headers::set_final_data_size): New method definition.
8022 (Output_section_headers::do_size): New method declaration.
8023 (Output_segment_headers::set_final_data_size): New method definition.
8024 (Output_segment_headers::do_size): New method declaration.
8025 (Output_file_header::set_final_data_size)::New method definition.
8026 (Output_file_header::do_size)::New method declaration.
8027 (Output_section_data::Output_section_data): Add new parameter
8028 is_data_size_fixed and use it to fix data size.
8029 (Output_data_const::Output_data_const): Adjust call to base class
8030 constructor and fix data size.
8031 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8032 base class constructor and fix data size.
8033 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8034 base class constructor and fix data size.
8035 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8036 class constructor and fix data size.
8037 (Output_data_group::set_final_data_size): New method definition.
8038 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8039 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8040 class constructor and fix data size.
8041 (Output_relaxed_input_section): New class definition.
8042 (Output_section::Simple_input_section): New class definition.
8043 (Output_section::get_input_sections): Adjust parameter list.
8044 (Output_section::add_input_section_for_script): Same.
8045 (Output_section::save_states, Output_section::restore_states,
8046 Output_section::do_address_and_file_offset_have_reset_values,
8047 (Output_section::Input_section::Input_section): Handle
8048 RELAXED_INPUT_SECTION_CODE. Add new overload for
8049 Output_relaxed_input_section.
8050 (Output_section::Input_section::is_input_section,
8051 Output_section::Input_section::set_output_section): Handle relaxed
8052 input section.
8053 (Output_section::Input_section::is_relaxed_input_section,
8054 Output_section::Input_section::output_section_data,
8055 Output_section::Input_section::relaxed_input_section): New method
8056 definitions.
8057 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8058 value.
8059 (Output_section::Input_section::u1_): Update comments.
8060 (Output_section::Input_section::u2_): Add new union member poris.
8061 (Output_section::Checkpoint_output_section): New classs definition.
8062 (Output_section::relax_input_section): New method declaration.
8063 (Output_section::checkpoint_): New data member.
8064 (Output_segment): Update comments.
8065 (Output_segment::Output_segment): Un-privatize copy constructor.
8066 (Output_segment::operator=): Un-privatize.
8067 * script-sections.cc (Output_section_element::Input_section_list):
8068 Change element type to Output_section::Simple_input_section.
8069 (Output_section_element_dot_assignment::set_section_addresses):
8070 Register output section data for relaxation clean up.
8071 (Output_data_exression::Output_data_expression): Adjust call to base
8072 constructor to fix data size.
8073 (Output_section_element_data::set_section_addresses): Register
8074 Output_data_expression object for relaxation clean up.
8075 (struct Input_section_info): Replace Relobj pointer and section index
8076 pair with Output_section::Simple_input_section and Convert struct to a
8077 class.
8078 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8079 Input_section_info data member to use accessors.
20e6d0d6
DK		 8080 (Output_section_element_input::set_section_addresses): Use layout
8081 parameter. Adjust code to use Output_section::Simple_input_section
8082 and Input_secction_info classes. Register filler for relaxation
8083 clean up.
8084 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8085 and section index pair with Output_section::Simple_input_section
8086 class. Adjust code accordingly.
8087 (Phdrs_element::release_segment): New method definition.
8088 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8089 segment list.
8090 (Script_sections::release_segments): New method definition.
8091 * gold/script-sections.h (Script_sections::release_segments): New
8092 method declaration.
8093 * gold/target.h (Target::may_relax, Target::relax,
8094 Target::do_may_relax, Target::do_relax): New method definitions.
8095
5e445df6
ILT		 80962009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8097
8098 * arm.cc (has_signed_unsigned_overflow): New function.
8099 (Arm_relocate_functions::abs8): New function.
8100 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8101 (Target_arm::Scan::global): Likewise.
8102 (Target_arm::relocate::relocate): Likewise.
8103 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8104 Likewise.
8105
8c604651 81062009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8107
8108 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8109 * testsuite/Makefile.in: Regenerate.
8110
1e9cc1c2
NC		 81112009-09-11 Nick Clifton <nickc@redhat.com>
8112
8113 * po/gold.pot: Updated by the Translation project.
8114
6a89f575
CC		 81152009-09-08 Cary Coutant <ccoutant@google.com>
8116
8117 * output.cc (Output_file::open): Add execute permission to empty file.
8118 * testsuite/Makefile.am (permission_test): New test.
8119 * testsuite/Makefile.in: Regenerate.
8120
fdcac5af
ILT		 81212009-09-02 Ian Lance Taylor <iant@google.com>
8122
8123 * output.cc (Output_file::resize): Call map_no_anonymous rather
8124 than map.
8125
44453f85
ILT		 81262009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8127
8128 * gold.cc: Include "incremental.h".
8129 (queue_initial_tasks): Call Incremental_checker methods.
8130 * incremental.cc: Include "output.h".
8131 (Incremental_checker::can_incrementally_link_output_file): New
8132 method.
8133 * incremental.h (Incremental_checker): New class.
8134
8135 * output.cc (Output_file::open_for_modification): New method.
8136 (Output_file::map_anonymous): Changed return type to bool. Record
8137 map in base_ field.
8138 (Output_file::map_no_anonymous): New method, broken out of map.
8139 (Output_file::map): Use map_no_anonymous and map_anonymous.
8140 * output.h (class Output_file): Update declarations.
8141
293c1386
CC		 81422009-08-24 Cary Coutant <ccoutant@google.com>
8143
8144 * options.h (Command_line::Pre_options): New class.
8145 (Command_line::pre_options): New member.
8146 * options.cc (gold::options::ready_to_register): New variable.
8147 (One_option::register_option): Do nothing if not registering options.
8148 Assert if same short option registered twice.
8149 (General_options::General_options): Turn off option registration when
8150 done constructing.
8151 (Command_line::Pre_options::Pre_options): New constructor.
8152
f773f3d2
CC		 81532009-08-24 Cary Coutant <ccoutant@google.com>
8154
06a73cfe
CC		 8155 * options.h (General_options::no_keep_memory): Remove incorrect
8156 short option.
f773f3d2 8157
a15af8e2
RW		 81582009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8159
8160 * Makefile.am (am__skiplex, am__skipyacc): New.
8161 * Makefile.in: Regenerate.
8162
c462b41b
RW		 81632009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8164
14ec8efd
RW		 8165 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8166 (INCLUDES): ... this.
8167 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8168 (AM_CPPFLAGS): Renamed from ...
8169 (INCLUDE): ... this.
8170 * Makefile.in, testsuite/Makefile.in: Regenerate.
8171
81ecdfbb
RW		 8172 * Makefile.in: Regenerate.
8173 * aclocal.m4: Likewise.
8174 * config.in: Likewise.
8175 * configure: Likewise.
8176 * testsuite/Makefile.in: Likewise.
8177
c462b41b
RW		 8178 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8179 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8180 * Makefile.in: Regenerate.
8181 * testsuite/Makefile.in: Regenerate.
8182
2da73f13
CC		 81832009-08-19 Cary Coutant <ccoutant@google.com>
8184
8185 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8186 symbols in shared libraries overridden by hidden or internal symbols
8187 in the main program.
8188
2db70501
CD		 81892009-08-19 Chris Demetriou <cgd@google.com>
8190
8191 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8192 checking source file names in error messages.
8193
f733487b
DK		 81942009-08-18 Doug Kwan <dougkwan@google.com>
8195
8196 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8197 an elcpp::Ehdr as parameter. Adjust call to set_target.
8198 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8199 an elfcpp::Ehdr as parameter.
8200 * object.cc (Object::set_target): Remove the version that looks up
8201 a target and sets it.
8202 (Sized_relobj::setup): Take a Target object instead of
8203 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8204 (make_elf_sized_object): Find target and ask target to
8205 make an ELF object.
8206 * object.h: (Object::set_target): Remove the version that looks up
8207 a target and sets it.
8208 (Sized_relobj::setup): Take a Target object instead of
8209 an elfcpp:Ehdr as parameter.
8210 * target.cc: Include dynobj.h.
8211 (Target::do_make_elf_object_implementation): New.
8212 (Target::do_make_elf_object): New.
8213 * target.h (Target::make_elf_object): New template declaration.
8214 (Target::do_make_elf_object): New method declarations.
8215 (Target::do_make_elf_object_implementation): New template declaration.
8216
cc70f101
ILT		 82172009-08-14 Ian Lance Taylor <iant@google.com>
8218
8219 * gold.h (FUNCTION_NAME): Define.
8220 (gold_unreachable): Use FUNCTION_NAME.
8221
ef5e0cb1
ST		 82222009-08-12 Sriraman Tallam <tmsriram@google.com>
8223
8224 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8225 symbol in the --keep-unique list is not found.
8226
48c187ce
ST		 82272009-08-12 Sriraman Tallam <tmsriram@google.com>
8228
8229 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8230 been maked as --keep-unique.
8231 (Icf::unfold_section): New function.
8232 * icf.h (Icf::unfold_section): New function.
8233 * options.h (General_options::keep_unique): New option.
8234 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8235 * testsuite/Makefile.in: Regenerate.
8236 * testsuite/icf_keep_unique_test.sh: New file.
8237 * testsuite/icf_keep_unique_test.cc: New file.
8238
645afe0c
CC		 82392009-08-12 Cary Coutant <ccoutant@google.com>
8240
8241 PR 10471
8242 * resolve.cc (Symbol_table::resolve): Check for references from
8243 dynamic objects to hidden and internal symbols.
8244 * testsuite/Makefile.am (hidden_test.sh): New test.
8245 * testsuite/Makefile.in: Regenerate.
8246 * testsuite/hidden_test.sh: New script.
8247 * testsuite/hidden_test_1.c: New test source.
8248 * testsuite/hidden_test_main.c: New test source.
8249
11af873f
DK		 82502009-08-11 Doug Kwan <dougkwan@google.com>
8251
8252 * arm.cc: Update comments.
8253 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8254 segment to locate the .ARM.exidx section if present.
8255
b9f7d72d
DK		 82562009-08-09 Doug Kwan <dougkwan@google.com>
8257
8258 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8259 patch.
8260
ddd3c53c
ST		 82612009-08-07 Sriraman Tallam <tmsriram@google.com>
8262 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8263 compiler warnings.
8264
27721062
ST		 82652009-08-06 Sriraman Tallam <tmsriram@google.com>
8266
8267 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8268 valid tls_segment only for non-debug-section relocations.
8269 * testsuite/Makefile.am: Add gc_tls_test.
8270 * testsuite/Makefile.in: Regenerate.
8271 * testsuite/gc_tls_test.cc: New file.
8272 * testsuite/gc_tls_test.sh: New file.
8273
ef15dade 82742009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8275
ef15dade
ST		 8276 * icf.cc: New file.
8277 * icf.h: New file.
8278 * Makefile.am (CCFILES): Add icf.cc.
8279 (HFILES): Add icf.h
8280 * Makefile.in: Regenerate.
8281 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8282 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8283 section, symbol and addend information for the relocs.
8284 * gold.cc (queue_middle_tasks): Call identical code folding.
8285 * gold.h: Add defines for multimap.
8286 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8287 to the call of finalize_local_symbols.
8288 * main.cc (main): Create object of class Icf.
8289 * object.cc (Sized_relobj::do_layout): Allow this function to be
8290 called twice during icf.
8291 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8292 to sections marked as identical by icf.
8293 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8294 when available.
8295 (Sized_relobj::do_section_entsize): New function.
8296 * object.h (Object::section_entsize): New function.
8297 (Object::do_section_entsize): New pure virtual function.
8298 (Relobj::finalize_local_symbols): Add new parameter.
8299 (Relobj::do_section_entsize): New function.
8300 * options.h (General_options::icf): New option.
8301 (General_options::icf_iterations): New option.
8302 (General_options::print_icf_sections): New option.
8303 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8304 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8305 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8306 icf.
8307 * symtab.cc (Symbol_table::is_section_folded): New function.
8308 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8309 to sections marked as identical by icf.
8310 * symtab.h (Symbol_table::set_icf): New function.
8311 (Symbol_table::icf): New function.
8312 (Symbol_table::is_section_folded): New function.
8313 (Symbol_table::icf_): New data member.
8314 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8315 * testsuite/Makefile.am: Add commands to build icf_test.
8316 * testsuite/Makefile.in: Regenerate.
8317 * testsuite/icf_test.sh: New file.
8318 * testsuite/icf_test.cc: New file.
8319
c3b65ac4
CD		 83202009-07-24 Chris Demetriou <cgd@google.com>
8321
8322 * layout.cc (is_compressible_debug_section): Fix incorrect
8323 comment about compressed section names.
8324
1caf2c51
ILT		 83252009-07-20 Ian Lance Taylor <ian@airs.com>
8326
8327 PR 10419
8328 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8329
1ef4d87f
ILT		 83302009-07-16 Ian Lance Taylor <iant@google.com>
8331
8332 PR 10400
8333 * layout.h: #include <map>.
8334 (class Kept_section): Change from struct to class. Add accessors
8335 and setters. Add section size to Comdat_group mapping. Change
8336 Comdat_group to std::map. Add is_comdat_ field. Add
8337 linkonce_size field in union.
8338 (class Layout): Update declaration of find_or_add_kept_section.
8339 Don't declare find_kept_object.
8340 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8341 parameter. Add object, shndx, is_comdat, and is_group_name
8342 parameters. Change all callers. Adjust for new Kept_section.
8343 (Layout::find_kept_object): Remove.
8344 * object.cc (Sized_relobj::include_section_group): Update use of
8345 Kept_section. Rename secnum to shndx. Only record
8346 Kept_comdat_section if sections are the same size.
8347 (Sized_relobj::include_linkonce_section): Update use of
8348 Kept_section. Only record Kept_comdat_section if sections are the
8349 same size. Set size of linkonce section.
8350 (Sized_relobj::map_to_kept_section): Update call to
8351 get_kept_comdat_section.
8352 * object.h (class Sized_relobj): Rename fields in
8353 Kept_comdat_section to drop trailing underscores; change object
8354 field to Relobj*. Change Kept_comdat_section_table to store
8355 struct rather than pointer.
8356 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8357 Add kept_object and kept_shndx parameters. Change all callers.
8358 (Sized_relobj::get_kept_comdat_section): Change return type to
8359 bool. Add kept_object and kept_shndx parameters. Change all
8360 callers.
8361 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8362 Layout::find_or_add_kept_section.
8363
37c3b7b0
ILT		 83642009-07-09 Ian Lance Taylor <iant@google.com>
8365
8366 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8367 Reserve space in the hash table.
8368
98fa85cb
ILT		 83692009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8370
8371 * fileread.cc (File_read::get_mtime): New method.
8372 * fileread.h (Timespec): New structure.
8373 (File_read::get_mtime): New method.
8374 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8375 Renamed from timestamp_nsec.
8376 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8377 Elf_Xword.
e1df38aa 8378 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8379 timestamp_nsec.
e1df38aa 8380 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8381 (Incremental_inputs::report_obejct): Save mtime; style fix.
8382 (Incremental_inputs::report_script): Save mtime; style fix.
8383 (Incremental_inputs::finalize_inputs): Style fix.
8384 (Incremental_inputs::finalize): Style fix.
8385 (Incremental_inputs::create_input_section_data): Store inputs
8386 mtime.
8387 * incremental.h (Incremental_inputs::report_script): Add mtime
8388 argument.
8389 (Incremental_inputs::Input_info::Input_info): Intialize only one
8390 union member.
8391 (Incremental_inputs::Input_info::archive): Move to nameless
8392 union.
8393 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8394 (Incremental_inputs::Input_info::script): Move to nameless union.
8395 (Incremental_inputs::mtime): New field.
8396 * script.cc (read_input_script): Pass file mtime to
8397 Incremental_input.
8398 * script.h (Script_info::inputs): Style fix.
8399
c9d70757
ILT		 84002009-07-01 Ian Lance Taylor <ian@airs.com>
8401
8402 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8403 instead of 32.
8404
9c547ec3
ILT		 84052009-06-24 Ian Lance Taylor <iant@google.com>
8406
8407 PR 10156
8408 * layout.cc (Layout::choose_output_section): If we find an
8409 existing section, update the flags.
8410 (Layout::create_notes): New function, broken out of
8411 Layout::finalize.
8412 (Layout::finalize): Don't create note sections.
8413 (Layout::create_note): Don't crash if linker script discards
8414 section.
8415 (Layout::create_gold_note): Likewise.
8416 (Layout::create_build_id): Likewise. Don't set
8417 after_input_sections on the section.
8418 (Layout::create_executable_stack_info): Remove target parameter.
8419 Change caller.
8420 * layout.h (class Layout): Declare create_notes. Update
8421 declaration of create_executable_stack_info.
8422 * gold.cc (queue_middle_tasks): Call create_notes.
8423 * output.cc (Output_section::update_flags_for_input_section): Move
8424 here from output.h. If SHF_ALLOC flag is newly set, mark address
8425 invalid.
8426 * output.h (Output_data::mark_address_invalid): New function.
8427 (class Output_section): Only declare, not define,
8428 update_flags_for_input_section. Remove set_flags.
8429
55458500
ILT		 84302009-06-24 Ian Lance Taylor <iant@google.com>
8431
8432 * script-sections.cc (Output_section_definition::
8433 set_section_addresses): Rename shadowing local load_address to
8434 laddr.
8435
1307d6cd
ILT		 84362009-06-24 Ian Lance Taylor <iant@google.com>
8437
8438 PR 10244
8439 * reloc.cc (relocate_sections): Skip empty relocation sections.
8440
ec3f783e
ILT		 84412009-06-23 Ian Lance Taylor <iant@google.com>
8442
8443 PR 10156
8444 * layout.cc (Layout::create_note): Use choose_output_section
8445 rather than make_output_section.
8446
459c9f1c
ILT		 84472009-06-23 Ian Lance Taylor <iant@google.com>
8448
8449 PR 10237
8450 * options.cc (General_options::parse_V): Set printed_version_.
8451 (General_options::General_options): Initialize printed_version_.
8452 * options.h (class General_options): Add printed_version_ field.
8453 * gold.cc (queue_initial_tasks): If there are no input files,
8454 don't give a fatal error if we printed the version information.
8455 (queue_middle_tasks): If using -r with a shared object, give a
8456 fatal error rather than an ordinary error.
8457
1518dc8f
ILT		 84582009-06-23 Ian Lance Taylor <iant@google.com>
8459
8460 PR 10219
8461 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8462 (Layout::make_output_section): Set have_stabstr_section_ if we see
8463 a .stab*str section.
8464 (Layout::finalize): Call link_stabs_sections.
8465 (Layout::link_stabs_sections): New file.
8466 * layout.h (class Layout): Add have_stabstr_section_ field.
8467 Declare link_stabs_sections.
8468
3d857b98
DK		 84692009-06-23 Doug Kwan <dougkwan@google.com>
8470
8471 * Makefile.am (libgold_a_LIBADD): New.
8472 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8473 * Makefile.in: Regenerate.
8474 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8475 * configure: Regenerate.
8476 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8477 * fileread.cc: Include sys/state.h
8478 * gold.h: Declare memmem and strndup if found missing.
8479 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8480
0639a6f6
ILT		 84812009-06-23 Ian Lance Taylor <iant@google.com>
8482
8483 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8484 * configure: Rebuild.
8485
8d63875c
ILT		 84862009-06-23 Ian Lance Taylor <iant@google.com>
8487
8488 PR 10147
8489 * object.cc (Object::section_contents): Don't try to get a view if
8490 the section has length zero.
8491 (Object::handle_gnu_warning_section): If the section is empty, use
8492 the name of the section as the warning.
8493
f7c8a183
ILT		 84942009-06-23 Ian Lance Taylor <iant@google.com>
8495
8496 PR 10133
8497 * stringpool.h (class Stringpool_template): Add optimize_ field.
8498 (Stringpool_template::set_optimize): New function.
8499 * stringpool.cc (Stringpool_template::Stringpool_template):
8500 Initialize optimize_ field.
8501 (Stringpool_template::set_string_offsets): Test local optimize
8502 fild rather than parameter.
8503 * layout.cc (Layout::Layout): Call set_optimize on the section
8504 name stringpool.
8505
e6a307ba
ILT		 85062009-06-22 Ian Lance Taylor <iant@google.com>
8507
8508 PR 10030
8509 * yyscript.y: Parse TARGET.
8510 * script.cc (script_set_target): New function.
8511 * script-c.h (script_set_target): Declare.
8512 * options.cc (General_options::string_to_object_format): Rename
8513 from string_to_object_format in anonymous namespace. Change
8514 callers.
8515 * options.h (class General_options): Declare
8516 string_to_object_format.
8517
3ee173de
ILT		 85182009-06-22 Ian Lance Taylor <iant@google.com>
8519
8520 * script-sections.cc (Script_sections::create_segments): Don't put
8521 program headers in a PT_LOAD segment if -n or -N.
8522
85232009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8524
8525 PR 10141
8526 * options.h (class General_options): Add -z lazy and -z now. Sort
8527 -z options into alphabetical order.
8528 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8529
cd6739a1 85302009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8531
8532 * layout.cc (Layout::make_output_section): Call
8533 Target::new_output_section.
8534 (Layout::attach_allocated_section_to_segment): Put large section
8535 sections in a separate load segment with the large segment flag
8536 set.
8537 (Layout::segment_precedes): Sort large data segments after other
8538 load segments.
8539 (align_file_offset): New static function.
8540 (Layout::set_segment_offsets): Use align_file_offset.
8541 * output.h (class Output_section): Add is_small_section_ and
8542 is_large_section_ fields.
8543 (Output_section::is_small_section): New function.
8544 (Output_section::set_is_small_section): New function.
8545 (Output_section::is_large_section): New function.
8546 (Output_section::set_is_large_section): New function.
8547 (Output_section::is_large_data_section): New function.
8548 (class Output_segment): Add is_large_data_segment_ field.
8549 (Output_segment::is_large_data_segment): New function.
8550 (Output_segment::set_is_large_data_segment): New function.
8551 * output.cc (Output_section::Output_section): Initialize new
8552 fields.
8553 (Output_segment::Output_segment): Likewise.
8554 (Output_segment::add_output_section): Add assertion that large
8555 data sections always go in large data segments. Force small data
8556 sections to the end of the list of data sections. Force small BSS
8557 sections to the start of the list of BSS sections. For large BSS
8558 sections to the end of the list of BSS sections.
8559 * symtab.h (class Symbol): Declare is_common_shndx.
8560 (Symbol::is_defined): Check Symbol::is_common_shndx.
8561 (Symbol::is_common): Likewise.
8562 (class Symbol_table): Define enum Commons_section_type. Update
8563 declarations. Add small_commons_ and large_commons_ fields.
8564 * symtab.cc (Symbol::is_common_shndx): New function.
8565 (Symbol_table::Symbol_table): Initialize new fields.
8566 (Symbol_table::add_from_object): Put small and large common
8567 symbols in the right list.
8568 (Symbol_table::sized_finalized_symbol): Check
8569 Symbol::is_common_shndx.
8570 (Symbol_table::sized_write_globals): Likewise.
8571 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8572 common symbol lists. Don't call do_allocate_commons_list if the
8573 list is empty.
8574 (Symbol_table::do_allocate_commons_list): Remove is_tls
8575 parameter. Add comons_section_type parameter. Change all
8576 callers. Handle small and large common symbols.
8577 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8578 Symbol::is_common_shndx.
8579 * resolve.cc (symbol_to_bits): Likewise.
8580 * target.h (Target::small_common_shndx): New function.
8581 (Target::small_common_section_flags): New function.
8582 (Target::large_common_shndx): New function.
8583 (Target::large_common_section_flags): New function.
8584 (Target::new_output_section): New function.
8585 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8586 small_common_section_flags, and large_common_section_flags
8587 fields.
8588 (Target::do_new_output_section): New virtual function.
8589 * arm.cc (Target_arm::arm_info): Initialize new fields.
8590 * i386.cc (Target_i386::i386_info): Likewise.
8591 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8592 Likewise.
8593 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8594 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8595 (Target_x86_64::do_new_output_section): New function.
8596 * configure.ac: Define conditional MCMODEL_MEDIUM.
8597 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8598 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8599 (large_LDFLAGS): Define.
8600 * testsuite/large.c: New file.
8601 * testsuite/testfile.cc (Target_test::test_target_info):
8602 Initialize new fields.
8603 * configure, testsuite/Makefile.in: Rebuild.
8604
bb04269c
DK		 86052009-06-05 Doug Kwan <dougkwan@google.com>
8606
8607 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8608 * Makefile.in: Regenerate.
bb04269c
DK		 8609 * i386.cc (class Target_i386): Define new virtual method to
8610 override do_is_local_label_name in parent.
8611 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8612 local symbols if --discard-locals or -X is given.
8613 * options.h (class General_options): Declare new options
8614 '--discard-locals' and '-X' for discarding locals.
8615 * target.h (class Target): Define new methods is_local_label_name.
8616 Declare new virtual method do_is_local_label_name.
8617 * target.cc: New file.
8618 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8619 (check_SCRIPTS): Add discard_locals_test.sh.
8620 (check_DATA): Add discard_local_tests.syms.
8621 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8622 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8623 * testsuite/Makefile.in: Regenerate.
8624 * testsuite/discard_locals_test.c: New file.
8625 * testsuite/discard_locals_test.sh: Same.
8626
805bb01c
DK		 86272009-06-05 Doug Kwan <dougkwan@google.com>
8628
8629 * object.cc (Sized_relobj::Sized_relobj): Initialize
8630 discarded_eh_frame_shndx_ to -1U.
8631 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8632 section.
8633 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8634 a discarded .eh_frame section.
8635 (Sized_relobj::do_finalize_local_symbols): Ditto.
8636 * object.h (class Sized_relobj): Declare new member
8637 discarded_eh_frame_shndx_.
8638 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8639 (local_labels_test.o, local_labels_test): New rules.
8640 * testsuite/Makefile.in: Regenerate.
8641
1dcd334d
DK		 86422009-06-04 Doug Kwan <dougkwan@google.com>
8643
8644 * layout.cc (Layout::section_name_mapping): Add mapping for
8645 special ARM sections.
8646
96d49306
DK		 86472009-06-03 Doug Kwan <dougkwan@google.com>
8648
8649 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8650 (utils::has_overflow): Same.
8651
dff16297
ILT		 86522009-06-03 Ian Lance Taylor <iant@google.com>
8653
8654 * layout.cc (Layout::section_name_mapping): New array, replacing
8655 Layout::linkonce_mapping.
8656 (Layout::section_name_mapping_count): New variable, replacing
8657 Layout::linkonce_mapping_count.
8658 (Layout::linkonce_output_name): Remove.
8659 (Layout::output_section_name): Rewrite.
8660 * layout.h (class Layout): Rename Linkonce_mapping to
8661 Section_name_mapping, linkonce_mapping to section_name_mapping,
8662 linkonce_mapping_count to section_name_mapping_count. Don't
8663 declare linkonce_output_name.
8664
c121c671
DK		 86652009-06-03 Doug Kwan <dougkwan@google.com>
8666
8667 * gold/arm.cc (namespace utils): New.
8668 (Target_arm::reloc_is_non_pic): Define new method.
8669 (class Arm_relocate_functions): New.
8670 (Target_arm::Relocate::relocate): Handle relocation types used by
8671 Android.
8672
07800fab
ILT		 86732009-06-03 Ian Lance Taylor <iant@google.com>
8674
8675 * arm.cc (Target_arm::scan::global): Use || instead of |.
8676
c121c671
DK		 86772009-06-02 Doug Kwan <dougkwan@google.com>
8678
8679 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8680 issued_non_pic_error_.
8681 (class Target_arm::Scan): Declare new method check_non_pic.
8682 Define new method symbol_needs_plt_entry.
8683 Declare new data member issued_non_pic_error_.
8684 (class Target_arm::Relocate): Declare new method
8685 should_apply_static_reloc.
8686 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8687 (Target_arm::Scan::check_non_pic): Define new method.
8688 (Target_arm::Scan::local): Handle a small subset of reloc types used
8689 by Android.
8690 (Target_arm::Scan::local): Same.
8691 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8692
b19b0c6d
ILT		 86932009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8694
8695 * incremental.cc (Incremental_inputs::report_command_line): Filter
8696 out --incremental-* options.
8697
94cdfcff
DK		 86982009-05-29 Doug Kwan <dougkwan@google.com>
8699
8700 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8701 template class.
8702 (class Target_arm): Update comment.
8703 (Target_arm::Target_arm): Initialize new data members GOT_,
8704 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8705 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8706 and Target_arm::rel_dyn_section.
8707 Declare new_enum Target_arm::Got_type.
8708 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8709 and DYNBSS_.
8710 Update commments for member do_dynsym_value.
8711 (Target_arm::got_size, Target_arm::plt_section,
8712 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8713 new methods inside class defintion.
8714 (Target_arm::got_section): Define new method.
8715 (Target_arm::rel_dyn_section): Same.
8716 (Output_data_plt_arm): New template class.
8717 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8718 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8719 (Output_data_plt_arm::add_entry): Same.
8720 (Output_data_plt_arm::first_plt_entry): Define new
8721 static data member for PLT instruction template.
8722 (Output_data_plt_arm::plt_entry): Same.
8723 (Output_data_plt_arm::do_write): Define new method.
8724 (Target_arm::make_plt_entry): Same.
8725 (Target_arm::do_finalize_sections): Same.
8726 (Target_arm::do_dynsym_value): Same.
8727
4a657b0d
DK		 87282009-05-28 Doug Kwan <dougkwan@google.com>
8729
8730 * Makefile.am (TARGETSOURCES): Add arm.cc.
8731 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8732 * Makefile.in: Regenerate.
8733 * arm.cc: New file.
8734 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8735
e7ae8c36
DK		 87362009-05-26 Doug Kwan <dougkwan@google.com>
8737
8738 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8739 (General_options::check_excluded_libs): Strip off directories in
8740 archive name before matching like GNU ld does.
8741 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8742 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8743 (exclude_libs_test_LDFLAGS): Add linker option
8744 -Wl,--exclude-libs,libexclude_libs_test_3
8745 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8746 an explicit archive without using -l.
8747 (alt/libexclude_libs_test_3.a): New make rule.
8748 * testsuite/Makefile.in: Regenerate.
8749 * testsuite/exclude_libs_test.c : Declare lib3_default().
8750 (main): Call it.
8751 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8752 * exclude_libs_test_3.c: New file.
8753
f12e7348
NC		 87542009-05-26 Nick Clifton <nickc@redhat.com>
8755
8756 * po/id.po: New Indonesian translation.
8757 * po/gold.pot: Updated template file.
8758
4daadc0d
ST		 87592009-05-22 Sriraman Tallam <tmsriram@google.com>
8760
e1df38aa 8761 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8762 gc_comdat_test files. Add -Wl,--gc-sections to build
8763 gc_comdat_test.
8764 * testsuite/Makefile.in: Regenerate.
8765 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8766
531813ad
ST		 87672009-05-21 Sriraman Tallam <tmsriram@google.com>
8768
8769 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8770 kept comdat section was garbage collected.
8771 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8772 * testsuite/Makefile.in: Regenerate.
8773 * testsuite/gc_comdat_test.sh: New file.
8774 * testsuite/gc_comdat_test_1.cc: New file.
8775 * testsuite/gc_comdat_test_2.cc: New file.
8776
65514900
CC		 87772009-05-19 Doug Kwan <dougkwan@google.com>
8778
8779 * archive.cc (Archive::Archive): Move constructor from archive.h
8780 to here. Initialize no_export_.
8781 (Archive::get_elf_object_for_member): Set no_export flag of object.
8782 * archive.h (Archive::Archive): Move constructor body to
8783 archive.cc.
8784 (Archive::no_export): New method.
8785 (Archive::no_export_): New field.
8786 * object.h (Object::Object): Initialize no_export_ to false.
8787 (Object::no_export, Object::set_no_export): New methods.
8788 (Object::no_export_): New field.
8789 * options.cc (General_options::parse_exclude_libs): New method.
8790 (General_options::check_excluded_libs) Same.
8791 * options.h (exclude_libs): New option.
8792 (General_options::check_excluded_libs): New method declaration.
8793 (General_options::excluded_libs_): New field.
8794 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8795 default or protected visibility if an object has no-export flag set.
8796 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8797 (check_SCRIPTS): Add exclude_libs_test.sh.
8798 (check_DATA): Add exclude_libs_test.syms.
8799 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8800 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8801 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8802 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8803 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8804 libexclude_libs_test_2.a): New rules.
8805 * testsuite/Makefile.in: Regenerate.
8806 * testsuite/exclude_libs_test.c: New file.
8807 * testsuite/exclude_libs_test.sh: Ditto.
8808 * testsuite/exclude_libs_test_1.c: Ditto.
8809 * testsuite/exclude_libs_test_2.c: Ditto.
8810
1b77ea50
ILT		 88112009-05-15 Ian Lance Taylor <iant@google.com>
8812
8813 * configure.ac: Check for declarations for cases where libiberty.h
8814 checks HAVE_DECL_xxx.
8815 * configure, config.in: Rebuild.
8816
072fe7ce
ILT		 88172009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8818
8819 * gold.h (Incremental_argument_list): Remove (invalid) forward
8820 declaration.
8821 * incremental.cc (Incremental_inputs::report_achive): New method.
8822 (Incremental_inputs::report_object): New method.
8823 (Incremental_inputs::report_script): New method.
8824 (Incremental_inputs::finalize_inputs): New method.
8825 (Incremental_inputs::finalize): Call finalize_inputs().
8826 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8827 Create inputs entries.
8828 * incremental.h (Incremental_input_type): New enum.
8829 (Incremental_inputs::Incremental_input): Initialize new fields.
8830 (Incremental_inputs::report_inputs): New method.
8831 (Incremental_inputs::report_achive): New method.
8832 (Incremental_inputs::report_object): New method.
8833 (Incremental_inputs::report_script): New method.
8834 (Incremental_inputs::finalize_inputs): New method.
8835 (Incremental_inputs::Input_info): New struct.
8836 (Incremental_inputs::Input_info_map): New typedef.
8837 (Incremental_inputs::lock_): New field.
8838 (Incremental_inputs::Inputs_): New field.
8839 (Incremental_inputs::Inputs_map): New field.
8840 * main.cc (main): Call Incremental_input::report_inputs.
8841 * options.h (Input_argument_list): Typedef moved from
8842 Input_arguments.
8843 (Input_file_group::Files): Remove, use ::Input_argument_list.
8844 (Input_file_group::Input_argument_list): Remove, use
8845 ::Input_argument_list.
8846 * plugin.cc (Plugin_manager::add_input_file): Add error in
8847 incremental build.
8848 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8849 functions.
8850 * script.cc (read_input_script): Call
8851 Incremental_input::report_script.
8852 * script.h (Script_info): New class.
8853
b0481b0b
ILT		 88542009-04-27 Ian Lance Taylor <iant@google.com>
8855
8856 * x86_64.cc (do_adjust_output_section): Set entsize to
8857 plt_entry_size.
8858
b22a5a41 88592009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8860
8861 * output.cc (Output_file::close): After short writes, continue
8862 writing from the correct offset in the buffer being written.
8863
40fde488
CD		 88642009-04-23 Chris Demetriou <cgd@google.com>
8865
8866 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8867 * configure: Regenerate.
8868 * config.in: Regenerate.
8869 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8870 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8871
3ce2c28e
ILT		 88722009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8873
8874 * incremental.cc (Incremental_inputs_header_data): Renamed from
8875 Incremental_input_header_data.
8876 (Incremental_inputs_header_data::data_size): New field.
8877 (Incremental_inputs_header_data::put_input_file_count): Renamed
8878 from input_file_count.
8879 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8880 from command_line_offset.
8881 (Incremental_inputs_header_data::put_reserved): Renamed from
8882 put_reserved.
8883 (Incremental_inputs_entry_data): Renamed from
8884 Incremental_input_entry_data.
8885 (Incremental_inputs_entry_data::data_size): New field.
8886 (Incremental_inputs::report_command_line): New method.
8887 (Incremental_inputs::finalize): New method.
8888 (Incremental_inputs::create_incremental_inputs_data): New method.
8889 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8890 * incremental.h: New file.
8891 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8892 (Layout::finalize): Create incremental inputs section in
8893 incremental builds.
8894 (Layout::create_incremental_info_sections): New method.
8895 * layout.h (Layout::incremental_inputs): New method.
8896 (Layout::create_incremental_info_sections): New method.
8897 (Layout::incremental_inputs_): New field.
8898 * main.cc (main): Notify Incremental_input of the command line.
8899
e55bde5e
ILT		 89002009-04-01 Ian Lance Taylor <iant@google.com>
8901 Mikolaj Zalewski <mikolajz@google.com>
8902
8903 * gold.h (reserve_unordered_map): Define, three versions, one for
8904 each version of Unordered_map.
8905 * layout.cc (Layout::Layout): Remove options parameter. Add
8906 number_of_input_files parameter. Don't initialize options_.
8907 Initialize number_of_input_files_ and resized_signatures_. Move
8908 sections_are_attached_.
8909 (Layout::layout_group): Reserve space for group_signatures_.
8910 (Layout::find_or_add_kept_section): Change name parameter to be a
8911 reference. Resize signatures_ map when it gets large enough.
8912 (Layout::layout_eh_frame): Use parameters->options() instead of
8913 this->options_.
8914 (Layout::make_output_section): Likewise.
8915 (Layout::attach_allocated_section_to_segment): Likewise.
8916 (Layout::finalize, Layout::create_executable_stack): Likewise.
8917 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8918 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8919 * layout.h (class Layout): Update declarations. Remove options_
8920 field. Add number_of_input_files_ and resized_signatures_
8921 fields. Move sections_are_attached_ field.
8922 * main.cc (main): Pass number of input files to Layout
8923 constructor. Don't pass options.
8924
154b857c
ILT		 89252009-03-30 Ian Lance Taylor <iant@google.com>
8926
8927 * ffsll.c (ffsll): Correct implementation.
8928
2f35ab9b
ILT		 89292009-03-27 Ian Lance Taylor <iant@google.com>
8930
fd03461a
ILT		 8931 * ffsll.c: New file.
8932 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8933 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8934 * ftruncate.c (ftruncate): Declare before definition.
8935 * mremap.c (mremap): Likewise.
8936 * pread.c (pread): Likewise.
8937 * configure, Makefile.in, config.in: Rebuild.
8938
2f35ab9b
ILT		 8939 * mremap.c: New file.
8940 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8941 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8942 (mremap): Declare if HAVE_MREMAP is not defined.
8943 * configure, Makefile.in, config.in: Rebuild.
8944
33aea2fd
CC		 89452009-03-27 Cary Coutant <ccoutant@google.com>
8946
8947 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8948 position independent.
8949 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8950 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8951
6d479619
CC		 89522009-03-24 Cary Coutant <ccoutant@google.com>
8953
8954 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8955 an executable.
8956 (needs_dynamic_reloc): Likewise.
8957
afc06bb8
ILT		 89582009-03-24 Ian Lance Taylor <iant@google.com>
8959
8960 * yyscript.y (file_cmd): Recognize EXTERN.
8961 (extern_name_list, extern_name_list_body): New nonterminals.
8962 * script.cc (script_add_extern): Define.
8963 * script-c.h (script_add_extern): Declare.
8964
f6060a4d
ILT		 89652009-03-24 Rafael Avila de Espindola <espindola@google.com>
8966
8967 * object.cc (is_elf_object): Define.
8968 * object.h (is_elf_object): Declare.
8969 * archive.cc (Archive::get_elf_object_for_member): Call
8970 is_elf_object.
33aea2fd 8971 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8972
26736d8e
ILT		 89732009-03-24 Elliott Hughes <enh@google.com>
8974
8975 * output.cc (Output_file::map_anonymous): Define.
8976 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8977 try an anonymous one. Report the size if the mmap fails.
8978 * output.h (class Output_file): Declare map_anonymous.
8979
22fd9730
ILT		 89802009-03-24 Ian Lance Taylor <iant@google.com>
8981
8982 * target-select.cc (instantiate_target): Don't acquire the lock if
8983 the instantiated_target_ field has already been set.
8984
cb010894
ILT		 89852009-03-23 Ian Lance Taylor <iant@google.com>
8986
7f055c20
ILT		 8987 * gold-threads.h (class Initialize_lock): Define.
8988 * gold-threads.cc (class Initialize_lock_once): Define.
8989 (initialize_lock_control): New static variable.
8990 (initialize_lock_pointer): New static variable.
8991 (initialize_lock_once): New static function.
8992 (Initialize_lock::Initialize_lock): Define.
8993 (Initialize_lock::initialize): Define.
8994 * target-select.h: Include "gold-threads.h".
8995 (class Target_selector): Add lock_ and initialize_lock_ fields.
8996 Don't define instantiate_target, just declare it.
8997 * target-select.cc (Target_selector::Target_selector): Initialize
8998 new fields.
8999 (Target_selector::instantiate_target): Define.
9000 * descriptors.h: Include "gold-threads.h".
9001 (class Descriptors): Add initialize_lock_ field.
9002 * descriptors.cc (Descriptors::Descriptors): Initialize new
9003 field.
9004 (Descriptors::open): Use initialize_lock_ field
9005 * errors.h (class Errors): Add initialize_lock_ field.
9006 * errors.cc (Errors::Errors): Initialize new field.
9007 (Errors::initialize_lock): Use initialize_lock_ field.
9008 * powerpc.cc (class Target_selector_powerpc): Remove
9009 instantiated_target_ field. In do_recognize call
9010 instantiate_target rather than do_instantiate_target. In
9011 do_instantiate_target just allocate a new target.
9012 * sparc.cc (class Target_selector_sparc): Likewise.
9013
36959681
ILT		 9014 * freebsd.h: New file.
9015 * i386.cc: Include "freebsd.h".
9016 (Target_i386): Derive from Target_freebsd rather than
9017 Sized_target.
9018 (Target_selector_i386): Derive from Target_selector_freebsd rather
9019 than Target_selector.
9020 * x86_64.cc: Include "freebsd.h".
9021 (Target_x86_64): Derive from Target_freebsd rather than
9022 Sized_target.
9023 (Target_selector_x86_64): Derive from Target_selector_freebsd
9024 rather than Target_selector.
9025 * target.h (class Target): Add adjust_elf_header and
9026 do_adjust_elf_header.
9027 * output.cc (Output_file_header:: do_sized_write): Call target
9028 adjust_elf_header routine.
9029 * configure.tgt: Set targ_osabi.
9030 * configure.ac: Define GOLD_DEFAULT_OSABI.
9031 * parameters.cc (Parameters::default_target): Pass
9032 GOLD_DEFAULT_OSABI to select_target.
9033 * target-select.h (class Target_selector): Make instantiate_target
9034 protected rather than private.
9035 * Makefile.am (HFILES): Add freebsd.h.
9036 * configure, Makefile.in, config.in: Rebuild.
9037
cb010894
ILT		 9038 * merge.cc (do_add_input_section): Correct pend value. Change
9039 message about last entry not being null terminated from error to
9040 warning.
9041
0e879927
ILT		 90422009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9043
9044 * incremental.cc: New file.
9045 * Makefile.am (CCFILES): Add incremental.cc.
9046 * Makefile.in: Rebuild.
9047
41105937
PP		 90482009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9049
9050 * layout.cc (Layout::output_section_name): Preserve names
9051 of '.note.' sections.
e1df38aa 9052
60439920
ILT		 90532009-03-19 Ian Lance Taylor <iant@google.com>
9054
9055 * descriptors.cc (Descriptors::open): Check that the options are
9056 valid before using them.
9057
0d371ad3
ILT		 90582009-03-18 Ian Lance Taylor <iant@google.com>
9059
9060 * script-sections.h: Include <list>.
9061 (class Script_sections): Change Sections_elements from std::vector
9062 to std::list. Typedef public Elements_iterator. Add
9063 orphan_section_placement_, data_segment_align_start_, and
9064 saw_data_segment_align_ fields. Remove data_segment_align_index_
9065 field.
9066 * script-sections.cc (class Orphan_section_placement): New class.
9067 (class Sections_element): Add virtual functions is_relro and
9068 orphan_section_init. Remove virtual function place_orphan_here.
9069 (class Output_section_definition): Add is_relro and
9070 orphan_section_init. Remove place_orphan_here.
9071 (class Orphan_output_section): Likewise.
9072 (Script_sections::Script_sections): Update for field changes.
9073 (Script_sections::data_segment_align): Set saw_data_segment_align_
9074 and data_segment_align_start_, not data_segment_align_index.
9075 (Script_sections::data_segment_relro_end): Check
9076 saw_data_segment_align_. Use data_segment_align_start_ rather
9077 than data_segment_align_index_.
9078 (Script_sections::place_orphan): Rewrite to use
9079 Orphan_section_placement.
9080
9201d894
ILT		 90812009-03-17 Ian Lance Taylor <iant@google.com>
9082
9c5b8369
ILT		 9083 * archive.cc (Archive::add_symbols): Check for a version attached
9084 to the symbol name in the archive map.
9085 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9086 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9087 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9088 (ver_test_11.a): New target.
9089 * testsuite/Makefile.in: Rebuild.
9090
9201d894
ILT		 9091 * configure.ac: Check for chsize and posix_fallocate. Replace
9092 ftruncate.
9093 * ftruncate.c: New file, from gnulib.
9094 * output.cc (posix_fallocate): Define dummy version if not
9095 HAVE_POSIX_FALLOCATE.
9096 (Output_file::map): Call posix_fallocate rather than lseek and
9097 write.
9098 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9099 * configure, Makefile.in, config.in: Rebuild.
9100
ef4ab7a8 91012009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9102
ef4ab7a8
PP		 9103 * layout.h (Layout::create_note): Add section_name parameter.
9104 * layout.cc (Layout::create_note): Likewise.
9105 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9106
8c500701
ILT		 91072009-03-17 Ian Lance Taylor <iant@google.com>
9108
e85b18e1
ILT		 9109 * descriptors.cc: Include "options.h".
9110 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9111 (Descriptors::open): Always use O_CLOEXEC when opening a new
9112 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9113 then set FD_CLOEXEC.
9114
9efe6174
ILT		 9115 * sparc.cc (class Target_sparc): Add has_got_section.
9116 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9117 make sure we have a GOT section.
9118
9119 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9120 (Target_sparc::Scan::local): Likewise.
9121 (Target_sparc::Scan::global): Likewise.
9122 (Target_sparc::Relocate::relocate): Likewise.
9123 (Target_sparc::Relocate::relocate_tls): Likewise.
9124
8c500701
ILT		 9125 * symtab.cc (Symbol_table::define_default_version): New function,
9126 broken out of add_from_object.
9127 (Symbol_table::add_from_object): Call define_default_version.
9128 (Symbol_table::define_special_symbol): Add resolve_oldsym
9129 parameter. Change all callers. If the version for a symbol comes
9130 from a version script, resolve it with the symbol with the same
9131 name with no version. Also add the symbol without a version if
9132 appropriate.
9133 (do_define_in_output_data): If resolving with oldsym, don't delete
9134 sym.
9135 (do_define_in_output_segment): Likewise.
9136 (do_define_as_constant): Likewise.
9137 * symtab.h (class Symbol_table): Update declarations.
9138
f1ed28fb
ILT		 91392009-03-13 Ian Lance Taylor <iant@google.com>
9140
15f8229b
ILT		 9141 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9142 (Read_symbols::requeue): New function.
9143 (Read_symbols::do_read_symbols): If make_elf_object fails because
9144 the target type is not configured, and the file was searched for,
9145 issue a warning and retry with the next directory.
9146 (Add_symbols::run): If the file has an incompatible format, and
9147 it was searched for, requeue the Read_symbols task. On error,
9148 release the object.
9149 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9150 dirindex parameter to constructor. Change all callers. Declare
9151 incompatible_warning and requeue.
9152 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9153 input_argument_ and input_group_ fields. Add them to
9154 constructor. Change all callers.
9155 (class Read_script): Add dirindex_ field. Add it to constructor.
9156 Change all callers.
9157 * archive.cc (Archive::setup): Remove input_objects parameter.
9158 Change all callers.
9159 (Archive::get_file_and_offset): Likewise.
9160 (Archive::read_all_symbols): Likewise.
9161 (Archive::read_symbols): Likewise.
9162 (Archive::get_elf_object_for_member): Remove input_objects
9163 parameter. Add punconfigured parameter. Change all callers.
9164 (Archive::add_symbols): Change return type to bool. Check return
9165 value of include_member.
9166 (Archive::include_all_members): Likewise.
9167 (Archive::include_member): Change return type to bool. Return
9168 false if first included object has incompatible target. Set
9169 included_member_ field.
9170 (Add_archive_symbols::run): If add_symbols returns false, requeue
9171 Read_symbols task.
9172 * archive.h (class Archive): Add included_member_ field.
9173 Initialize it in constructor. Add input_file and searched_for
9174 methods. Update declarations.
9175 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9176 input_argument_ fields. Add them to constructor. Change all
9177 callers.
9178 * script.cc: Include "target-select.h".
9179 (class Parser_closure): Add skip_on_incompatible_target_ and
9180 found_incompatible_target_ fields. Add
9181 skip_on_incompatible_target parameter to constructor. Change all
9182 callers. Add methods skip_on_incompatible_target,
9183 clear_skip_on_incompatible_target, found_incompatible_target, and
9184 set_found_incompatible_target.
9185 (read_input_script): Add dirindex parameter. Change all callers.
9186 If parser finds an incompatible target, requeue Read_symbols
9187 task.
9188 (script_set_symbol): Clear skip_on_incompatible_target in
9189 closure.
9190 (script_add_assertion, script_parse_option): Likewise.
9191 (script_start_sections, script_add_phdr): Likewise.
9192 (script_check_output_format): New function.
9193 * script.h (read_input_script): Update declaration.
9194 * script-c.h (script_check_output_format): Declare.
9195 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9196 (ignore_cmd): Remove OUTPUT_FORMAT.
9197 * fileread.cc (Input_file::Input_file): Add explicit this.
9198 (Input_file::will_search_for): New function.
9199 (Input_file::open): Add pindex parameter. Change all callers.
9200 * fileread.h (class Input_file): Add input_file_argument method.
9201 Declare will_search_for. Update declarations.
9202 * object.cc (make_elf_object): Add punconfigured parameter.
9203 Change all callers.
9204 * object.h (class Object): Make input_file public. Add
9205 searched_for method.
9206 (make_elf_object): Update declaration.
9207 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9208 restart search.
9209 * dirsearch.h (class Dirsearch): Update declaration.
9210 * options.h (class General_options): Add --warn-search-mismatch.
9211 * parameters.cc (Parameters::is_compatible_target): New function.
9212 * parameters.h (class Parameters): Declare is_compatible_target.
9213 * workqueue.cc (Workqueue::add_blocker): New function.
9214 * workqueue.h (class Workqueue): Declare add_blocker.
9215
f1ed28fb
ILT		 9216 * fileread.cc (Input_file::open): Remove options parameter.
9217 Change all callers.
9218 (Input_file::open_binary): Likewise.
9219 * script.cc (read_input_script): Likewise.
9220 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9221 options parameter from constructor. Change all callers.
9222 (class Read_script): Likewise.
9223 * fileread.h (class Input_file): Update declarations.
9224 * script.h (read_input_script): Update declaration.
9225
34dd024a
NC		 92262009-03-10 Nick Clifton <nickc@redhat.com>
9227
9228 * po/es.po: New Spanish translation.
9229
6d71b17c
CC		 92302009-03-06 Cary Coutant <ccoutant@google.com>
9231
9232 * options.cc (parse_short_option): Keep dash_z from registering itself.
9233
031cdbed
ILT		 92342009-03-03 Ian Lance Taylor <iant@google.com>
9235
9236 PR 9918
9237 * target-reloc.h (relocate_section): Pass output_section to
9238 relocate.
9239 * i386.cc (Target_i386::should_apply_static_reloc): Add
9240 output_section parameter. Change all callers.
9241 (Target_i386::Relocate::relocate): Add output_section parameter.
9242 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9243 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9244 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9245 * testsuite/two_file_shared.sh: New script.
9246 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9247 (check_DATA): Add two_file_shared.dbg.
9248 (two_file_shared.dbg): New target.
9249 * testsuite/Makefile.in: Rebuild.
9250
15d5fa16
ILT		 92512009-03-01 Ian Lance Taylor <iant@google.com>
9252
9253 * configure.ac: Check for byteswap.h.
9254 * configure: Rebuild.
9255 * config.in: Rebuild.
9256
8a4c0b0d
ILT		 92572009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9258
9259 * layout.cc (Layout::find_or_add_kept_section): New function.
9260 (Layout::add_comdat): Removed.
9261 * layout.h (struct Kept_section): Move out of class Layout.
9262 Remove trailing underscores from field names. Add group_sections
9263 field. Rename group_ field to is_group. Change all uses.
9264 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9265 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9266 comdat_groups_ field.
9267 (Sized_relobj::include_section_group): Use
9268 find_or_add_kept_section and Kept_section::group_sections.
9269 (Sized_relobj::include_linkonce_section): Likewise.
9270 * object.cc (class Sized_relobj): Don't define Comdat_group or
9271 Comdat_group_table. Remove find_comdat_group and
9272 add_comdat_group. Remove comdat_groups_ field.
9273 * plugin.cc (include_comdat_group): Use
9274 Layout::find_or_add_kept_section.
9275
b4ecf66b
ILT		 92762009-02-28 Ian Lance Taylor <iant@google.com>
9277
14359ca0
ILT		 9278 * README: --gc-sections and map files are now supported. Document
9279 some build requirements.
9280
b4ecf66b
ILT		 9281 PR 6992
9282 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9283 relocatable link set the value of the section symbol to zero.
9284 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9285 relocatable link don't include the section address in the local
9286 symbol value.
9287
0602e05a
ILT		 92882009-02-27 Ian Lance Taylor <iant@google.com>
9289
fd9d194f
ILT		 9290 PR 6811
9291 * options.h (class Search_directory): Add is_system_directory.
9292 (class General_options): Declare is_in_system_directory.
9293 * options.cc (get_relative_sysroot): Make static.
9294 (get_default_sysroot): Make static.
9295 (General_optoins::is_in_system_directory): New function.
9296 * fileread.cc (Input_file::is_in_system_directory): New function.
9297 * fileread.h (class Input_file): Declare is_in_system_directory.
9298 * object.h (class Object): Add is_in_system_directory.
9299 (class Input_objects): Remove system_library_directory_ field.
9300 * object.cc (Input_objects::add_object): Don't set
9301 system_library_directory_.
9302 (input_objects::found_in_system_library_directory): Remove.
9303 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9304 parameter. Change all callers.
9305 (Symbol_table::sized_write_globals): Likewise.
9306 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9307 Call Object::is_in_system_directory.
9308 * symtab.h (class Symbol_table): Update declarations.
9309
61edd21f
ILT		 9310 PR 5990
9311 * descriptors.h (Open_descriptor): Add is_on_stack field.
9312 * descriptors.cc (Descriptors::open): If the descriptor is on the
9313 top of the stack, remove it. Initialize is_on_stack field.
9314 (Descriptors::release): Only add pod to stack if it is not on the
9315 stack already.
9316 (Descriptors::close_some_descriptor): Clear stack_next and
9317 is_on_stack fields.
9318
e29e076a
ILT		 9319 PR 7091
9320 * output.cc (Output_section::find_starting_output_address): Rename
9321 from starting_output_address; add PADDR parameter; change return
9322 type.
9323 * output.h (class Output_section): Declare
9324 find_starting_output_address instead of starting_output_address.
9325 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9326 section symbol for which we can't find a merge section.
9327
0602e05a
ILT		 9328 PR 9836
9329 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9330 hidden or internal, force the symbol to be local.
9331 * resolve.cc (Symbol::override_visibility): Define.
9332 (Symbol::override_base): Use override_visibility.
9333 (Symbol_table::resolve): Likewise.
9334 (Symbol::override_base_with_special): Likewise.
9335 (Symbol_table::override_with_special): If the visibility is hidden
9336 or internal, force the symbol to be local.
9337 * symtab.h (class Symbol): Add set_visibility and
9338 override_visibility.
9339 * testsuite/ver_test_1.sh: New file.
9340 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9341 (check_DATA): Add ver_test_1.syms.
9342 (ver_test_1.syms): New target.
9343 * testsuite/Makefile.in: Rebuild.
9344
401a9a73
CC		 93452009-02-25 Cary Coutant <ccoutant@google.com>
9346
9347 * layout.cc (Layout::choose_output_section): Don't rename sections
9348 when using a linker script that has a SECTIONS clause.
9349 * Makefile.in: Regenerate.
9350
9351 * testsuite/Makefile.am (script_test_5.sh): New test case.
9352 * testsuite/Makefile.in: Regenerate.
9353 * testsuite/script_test_5.cc: New file.
9354 * testsuite/script_test_5.sh: New file.
9355 * testsuite/script_test_5.t: New file.
9356
f488e4b0
CC		 93572009-02-13 Rafael Avila de Espindola <espindola@google.com>
9358
9359 * archive.cc (Archive::include_member): Update calls to add_symbols.
9360 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9361 the Layout argument.
9362 * dynobj.h (do_add_symbols): Add the Layout argument.
9363 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9364 Layout argument.
9365 * object.h (Object::add_symbols): Add the Layout argument.
9366 (Object::do_add_symbols): Add the Layout argument.
9367 (Sized_relobj::do_add_symbols): Add the Layout argument.
9368 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9369 Unify the two versions.
9370 (Add_plugin_symbols): Remove.
9371 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9372 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9373 (Add_plugin_symbols): Remove.
9374 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9375 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9376 (Add_symbols::run): Make it work with Pulginobj.
9377
89dd1680
ILT		 93782009-02-06 Ian Lance Taylor <iant@google.com>
9379
9380 * object.cc (Sized_relobj::do_layout): Make info message start
9381 with lower case letter.
9382
266d0a74
ILT		 93832009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9384
602b464e
ILT		 9385 * binary.cc: Fix file comment.
9386
266d0a74
ILT		 9387 * options.h (enum Incremental_disposition): Define.
9388 (class General_options): Add new options: --incremental,
9389 --incremental_changed, --incremental_unchanged,
9390 --incremental_unknown. Add incremental_disposition_ and
9391 implicit_incremental_ fields.
9392 (General_options::incremental_disposition): New function.
9393 (class Position_dependent_options): Add incremental_disposition
9394 option.
9395 (Position_dependent_options::copy_from_options): Set incremental
9396 dispositions.
9397 * options.cc (General_options::parse_incremental_changed): New
9398 function.
9399 (General_options::parse_incremental_unchanged): New function.
9400 (General_options::parse_incremental_unknown): New function.
9401 (General_options::General_options): Initialize new fields
9402 incremental_disposition_ and implicit_incremental_.
9403 (General_options::finalize): Check for uasge of --incremental-*
9404 without --incremental.
9405
f073bbf7
CD		 94062009-02-06 Chris Demetriou <cgd@google.com>
9407
9408 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9409 pointer and to report location as the file name associated with
9410 the symbol.
9411 (gold_undefined_symbol_at_location): New function to replace the
9412 old gold_undefined_symbol functionality.
9413 * target-reloc.h (relocate_section): Update to use
9414 gold_undefined_symbol_at_location.
9415 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9416 Call gold_undefined_symbol function rather than gold_error.
9417 * errors.h (Errors::undefined_symbol): Take location as a
9418 string, rather than calculating it from a relocation.
9419 * errors.cc (Errors::fatal): Print "fatal error:" before the
9420 formatted message.
9421 (Errors::error, Errors::error_at_location): Print "error: "
9422 before the formatted message.
9423 (Errors::undefined_symbol): Take location as a string, rather
9424 than calculating it from a relocation.
9425 (gold_undefined_symbol_at_location): New function akin to
9426 old gold_undefined_symbol, calculates location from relocation.
9427 (gold_undefined_symbol): Change to take only a Symbol pointer
9428 and to report location as the file name associated with the symbol.
9429 * testsuite/debug_msg.sh: Update for changed error messages.
9430 * testsuite/undef_symbol.sh: Likewise.
9431
8e94a90c
ILT		 94322009-02-04 Duncan Sands <baldrick@free.fr>
9433
9434 PR 9812
9435 * reduced_debug_output.h
9436 (Output_reduced_debug_abbrev_section::failed): Use format for
9437 gold_warning.
9438 (Output_reduced_debug_info_section::faild): Likewise.
9439
88a0e15b
ILT		 94402009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9441
9442 * script.cc (Lazy_demangler): New class.
9443 (Version_script_info::get_symbol_version_helper): Demangle a
9444 symbol only once.
9445
5efc7cd2
CC		 94462009-01-29 Cary Coutant <ccoutant@google.com>
9447
9448 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9449 to __tls_get_addr.
9450 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9451
e0ebcf42
ILT		 94522009-01-28 Ian Lance Taylor <iant@google.com>
9453
5efc7cd2 9454 * version.cc (version_string): Bump to 1.9.
75fe7426 9455
e0ebcf42
ILT		 9456 * gold.h: Include <cstring> and <stdint.h>.
9457 * version.cc: Include <cstdio>.
9458 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9459 warning.
9460 * reduced_debug_output.cc (insert_into_vector): Rename from
9461 Insert_into_vector; change all callers. Use Swap_unaligned to
9462 avoid aliasing issue; remove union since it is unnecessary.
9463
8e2813be 94642009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9465
9466 * Makefile.am (CCFILES): Add gc.cc.
9467 (HFILES): Add gc.h.
9468 * Makefile.in: Regenerate.
9469 * gold.cc (Gc_runner): New class.
9470 (queue_initial_tasks): Call garbage collection related tasks
9471 when corresponding options are invoked.
9472 (queue_middle_gc_tasks): New function.
9473 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9474 processed early before laying out sections during garbage collection.
9475 * gold.h (queue_middle_gc_tasks): New function.
9476 (is_prefix_of): Move from "layout.cc".
9477 * i386.cc (Target_i386::gc_process_relocs): New function.
9478 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9479 * main.cc (main): Create object of class "Garbage_collection".
9480 * object.cc (Relobj::copy_symbols_data): New function.
9481 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9482 (Sized_relobj::do_layout): Allow this function to be called twice
9483 during garbage collection and defer layout of section during the
6d03d481
ST		 9484 first call.
9485 * object.h (Relobj::get_symbols_data): New function.
9486 (Relobj::is_section_name_included): New function.
9487 (Relobj::copy_symbols_data): New function.
9488 (Relobj::set_symbols_data): New function.
9489 (Relobj::get_relocs_data): New function.
9490 (Relobj::set_relocs_data): New function.
9491 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9492 (Relobj::gc_process_relocs): New function.
9493 (Relobj::do_gc_process_relocs): New pure virtual function.
9494 (Relobj::sd_): New data member.
9495 (Sized_relobj::is_output_section_offset_invalid): New function.
9496 (Sized_relobj::do_gc_process_relocs): New function.
9497 * options.h (General_options::gc_sections): Modify to not be a no-op.
9498 (General_options::print_gc_sections): New option.
9499 * plugin.cc (Plugin_finish::run): Remove function call to
9500 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9501 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9502 * reloc.cc (Read_relocs::run): Add task to process relocs and
9503 determine unreferenced sections when doing garbage collection.
9504 (Gc_process_relocs): New class.
9505 (Sized_relobj::do_gc_process_relocs): New function.
9506 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9507 sections that are garbage collected.
9508 * reloc.h (Gc_process_relocs): New class.
9509 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9510 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9511 symbols whose corresponding sections are garbage collected.
9512 (Symbol_table::Symbol_table): Add new parameter for the garbage
9513 collection object.
9514 (Symbol_table::gc_mark_undef_symbols): New function.
9515 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9516 (Symbol_table::gc_mark_dyn_syms): New function.
9517 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9518 as garbage.
9519 (Symbol_table::add_from_object): Likewise.
9520 (Symbol_table::add_from_relobj): When building shared objects, do not
9521 treat externally visible symbols as garbage.
9522 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9523 table information for static and relocatable links.
9524 * symtab.h (Symbol_table::set_gc): New function.
9525 (Symbol_table::gc): New function.
9526 (Symbol_table::gc_mark_undef_symbols): New function.
9527 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9528 (Symbol_table::gc_mark_dyn_syms): New function.
9529 (Symbol_table::gc_): New data member.
e1df38aa 9530 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9531 function.
9532 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9533 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9534
3b293544
CF		 95352009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9536
9537 * options.h (General_options::gc_sections): Define as a no-op for now.
9538 (General_options::no_keep_memory): Ditto.
9539 (General_options::Bshareable): Define.
9540 * options.cc (General_options::finalize): Honor -Bshareable.
9541
83d22aa8
AS		 95422009-01-20 Andreas Schwab <schwab@suse.de>
9543
9544 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9545 read the value in the contents, since we don't use it. Use the
9546 template endianness when writing.
9547 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9548
cd536b21
AS		 95492009-01-19 Andreas Schwab <schwab@suse.de>
9550
9551 * configure.tgt (powerpc64-*): Fix targ_obj.
9552
99e9a495
ILT		 95532009-01-15 Ian Lance Taylor <iant@google.com>
9554
9555 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9556 local symbols when stripping all symbols.
9557
bbbfea06
CC		 95582009-01-14 Cary Coutant <ccoutant@google.com>
9559
99e9a495 9560 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9561
0f7c0701
CC		 95622009-01-14 Cary Coutant <ccoutant@google.com>
9563
9564 * archive.cc (Archive::get_elf_object_for_member): Remove call
9565 to File_read::claim_for_plugin.
9566 * descriptors.cc (Descriptors::open): Remove reference to
9567 is_claimed.
9568 (Descriptors::claim_for_plugin): Remove.
9569 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9570 (Descriptors::is_claimed): Remove.
9571 (claim_descriptor_for_plugin): Remove.
9572 * fileread.cc (File_read::claim_for_plugin): Remove.
9573 * fileread.h (File_read::claim_for_plugin): Remove.
9574 (File_read::descriptor): Reopen descriptor if necessary.
9575 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9576 (Plugin_manager::all_symbols_read): Add task parameter. Change
9577 all callers.
9578 (Plugin_manager::get_input_file): New function.
9579 (Plugin_manager::release_input_file): New function.
9580 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9581 corresponding data member.
9582 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9583 and pass to base constructor. Change all callers.
9584 (get_input_file, release_input_file): New functions.
9585 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9586 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9587 (Plugin_manager::all_symbols_read): Add task parameter.
9588 (Plugin_manager::get_input_file): New function.
9589 (Plugin_manager::release_input_file): New function.
9590 (Plugin_manager::task_): New data member.
9591 (Pluginobj::Pluginobj): Add filesize parameter.
9592 (Pluginobj::filename): New function.
9593 (Pluginobj::descriptor): New function.
9594 (Pluginobj::filesize): New function.
9595 (Pluginobj::filesize_): New data member.
9596 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9597 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9598 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9599
9600 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9601 with archive libraries.
9602 * testsuite/Makefile.in: Regenerate.
9603 * testsuite/plugin_test.c (struct sym_info): New type.
9604 (get_input_file, release_input_file): New static variables.
9605 (onload): Capture new transfer vector entries.
9606 (claim_file_hook): Stop reading at end of file according to filesize.
9607 Factor out parsing of readelf output into separate function.
9608 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9609 APIs and get the source file name from the symbol table. Convert
9610 source file name to corresponding object file name. Print info
9611 message when adding new input files.
9612 (parse_readelf_line): New function.
9613 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9614 * testsuite/plugin_test_2.sh: Likewise.
9615 * testsuite/plugin_test_3.sh: Likewise.
9616 * testsuite/plugin_test_4.sh: New test case.
9617
62a6d109
ILT		 96182009-01-07 Ian Lance Taylor <iant@google.com>
9619
9620 * version.cc (version_string): Bump to 1.8.
9621
483620e8
CC		 96222008-12-23 Cary Coutant <ccoutant@google.com>
9623
9624 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9625 * plugin.cc (Plugin_manager::finish): Rename as
9626 layout_deferred_objects. Move cleanup to separate function.
9627 (Plugin_manager::cleanup): New function.
9628 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9629 separately.
9630 * plugin.h (Plugin_manager::finish): Rename as
9631 layout_deferred_objects.
9632 (Plugin_manager::cleanup): New function.
9633 (Plugin_manager::cleanup_done): New field.
9634
d66a9eb3
CC		 96352008-12-23 Cary Coutant <ccoutant@google.com>
9636
9637 * plugin.cc (is_visible_from_outside): New function.
9638 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9639 so we don't return "IR only" status for exported symbols or -r links.
9640
9641 * testsuite/Makefile.am (plugin_test_3): New test case.
9642 * testsuite/Makefile.in: Regenerate.
9643 * testsuite/plugin_test_3.sh: New file.
9644
5995b570
CC		 96452008-12-22 Cary Coutant <ccoutant@google.com>
9646
9647 * object.cc (Sized_relobj::layout_section): New function.
9648 (Sized_relobj::do_layout): Defer layout of input sections until after
9649 plugin has provided replacement files.
9650 (Sized_relobj::do_layout_deferred_sections): New function.
9651 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9652 (Relobj::layout_deferred_sections): New function.
9653 (Relobj::do_layout_deferred_sections): New function.
9654 (Sized_relobj::do_layout_deferred_sections): New function.
9655 (Sized_relobj::layout_section): New function.
9656 (Sized_relobj::Deferred_layout): New structure.
9657 (Sized_relobj::deferred_layout_): New field.
9658 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9659 Change all callers. Layout deferred sections.
9660 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9661 references.
9662 (Plugin_hook::run): Move code from do_plugin_hook inline.
9663 (Plugin_hook::do_plugin_hook): Remove.
9664 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9665 (Plugin_manager::finish): Renamed, was cleanup.
9666 (Plugin_manager::should_defer_layout): New function.
9667 (Plugin_manager::add_deferred_layout_object): New function.
9668 (Plugin_manager::Deferred_layout_list): New type.
9669 (Plugin_manager::deferred_layout_objects_): New field.
9670 (Plugin_hook::do_plugin_hook): Remove.
9671
ee769c88
ILT		 96722008-12-17 Ian Lance Taylor <iant@google.com>
9673
9674 * options.h (class General_options): Add --no case for
9675 --export-dynamic.
9676
abc8dcba
CC		 96772008-12-16 Cary Coutant <ccoutant@google.com>
9678
9679 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9680 vector.
9681 (Plugin_manager::claim_file): Create plugin object even if
9682 plugin did not call the add_symbols callback.
9683 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9684 asking for more symbols than were added.
9685 * testsuite/Makefile.am (plugin_test_1): Add test case with
9686 no global symbols.
9687 (empty.syms): New target.
9688 * testsuite/Makefile.in: Regenerate.
9689 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9690 message. Don't call add_symbols if no globals.
9691 (all_symbols_read_hook): Don't provide replacement for empty
9692 claimed file.
9693
b0074644
ILT		 96942008-12-12 Ian Lance Taylor <iant@google.com>
9695
68943102
ILT		 9696 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9697 r_type == 0 for a local symbol with r_sym == 0.
9698 (scan_relocatable_relocs): Pass r_sym to
9699 local_non_section_strategy.
9700 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9701 r_sym parameter.
9702
b0074644
ILT		 9703 * configure.ac: Update test for TLS descriptors: they are
9704 supported as of glibc 2.9.
9705 * configure: Rebuild.
9706
c2508178
ILT		 97072008-12-11 Ian Lance Taylor <iant@google.com>
9708
9709 PR 7091
9710 * target-reloc.h (Default_scan_relocatable_relocs): For each
9711 function, map r_type == 0 to RELOC_DISCARD.
9712
2756a258
CC		 97132008-12-10 Cary Coutant <ccoutant@google.com>
9714
9715 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9716 object to override a kept COMDAT group from a plugin object.
9717
bb6f53d3
ILT		 97182008-12-09 Ian Lance Taylor <iant@google.com>
9719
fbc558e1
ILT		 9720 PR 7088
9721 * yyscript.y (file_cmd): Handle INPUT.
9722
bb6f53d3
ILT		 9723 * testsuite/initpri1.c: Change all declarations to be full
9724 prototypes by adding void, to avoid compiler warnings.
9725
4674ecfc
CC		 97262008-12-05 Rafael Avila de Espindola <espindola@google.com>
9727
9728 * options.cc (General_options::parse_plugin_opt): New.
9729 (General_options::add_plugin): The argument now is just the filename.
9730 (General_options::add_plugin_option): New.
9731 * options.h (plugin_opt): New.
9732 (add_plugin): Change argument name.
9733 (add_plugin_option): New.
9734 * plugin.cc (Plugin::load): Don't parse the plugin option.
9735 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9736 (Plugin::add_option): New.
9737 (Plugin::args_): Change type.
9738 (Plugin::filename_): New.
9739 (Plugin_manager::add_plugin_option): New.
9740 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9741 * testsuite/Makefile.in: Regenerate.
9742
fd06b4aa
CC		 97432008-12-05 Cary Coutant <ccoutant@google.com>
9744
9745 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9746 Handle --strip-lto-sections option.
9747 * options.h (strip_lto_sections): New option.
9748
6c52134c
CC		 97492008-12-01 Cary Coutant <ccoutant@google.com>
9750
9751 * plugin.cc (ld_plugin_message): Change format parameter to const.
9752 Fix mismatch between new[] and delete.
9753
a45248e0
CC		 97542008-11-14 Cary Coutant <ccoutant@google.com>
9755
9756 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9757 instead of -1U.
9758
c82fbeee
CS		 97592008-11-05 Craig Silverstein <csilvers@google.com>
9760
9761 * options.cc (General_options::parse_dynamic_list): New function.
9762 * options.h (General_options): New flags dynamic_list,
9763 dynamic_list_data, dynamic_list_cpp_new, and
9764 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9765 (General_options::in_dynamic_list): New function.
9766 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9767 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9768 (Lex::can_continue_name): Likewise.
9769 (yylex): Likewise.
9770 (read_script_file): New parameter script_options.
9771 (read_dynamic_list): New function.
9772 (Script_options::define_dynamic_list): New function.
9773 (dynamic_list_keyword_parsecodes): New variable.
9774 (dynamic_list_keywords): New variable.
9775 * script.h (Script_options::define_dynamic_list): New function
9776 prototype.
9777 (read_dynamic_list): New function prototype.
9778 * symtab.cc (strprefix): New macro.
9779 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9780 dynamic_list_data, dynamic_list_cpp_new, and
9781 dynamic_list_cpp_typeinfo.
9782 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9783 (dynamic_list_expr): New rule.
9784 (dynamic_list_nodes): Likewise.
9785 (dynamic_list_node): Likewise.
9786 * testsuite/Makefile.am (dynamic_list): New test.
9787 * testsuite/Makefile.in: Regenerated.
9788 * testsuite/dynamic_list.t: New file.
9789 * testsuite/dynamic_list.sh: New file.
9790
e0bb29a5
CS		 97912008-11-05 Craig Silverstein <csilvers@google.com>
9792
9793 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9794 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9795 (t11_last): Likewise.
9796 * testsuite/ver_test_6.c (main): Likewise.
9797
4e1e25e0
CC		 97982008-10-07 Cary Coutant <ccoutant@google.com>
9799
9800 * options.c (General_options::finalize): Add check for -static and
9801 -shared.
9802 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9803 is not empty.
9804
92f03fcb
CC		 98052008-10-02 Cary Coutant <ccoutant@google.com>
9806
9807 * plugin.cc (make_sized_plugin_object): Fix conditional
9808 compilation to work when not all targets are enabled.
9809
fbd8a257
CC		 98102008-09-29 Cary Coutant <ccoutant@google.com>
9811
9812 * archive.cc (Archive::get_file_and_offset): Use filename instead
9813 of name to get library path.
9814 (Archive::include_member): Unlock external member of a thin archive.
9815
9816 * testsuite/Makefile.am (TEST_AR): New variable.
9817 (thin_archive_test_1): New test.
9818 (thin_archive_test_2): New test.
81636b3f
CC		 9819 * testsuite/Makefile.in: Regenerate.
9820 * testsuite/thin_archive_main.cc: New file.
9821 * testsuite/thin_archive_test_1.cc: New file.
9822 * testsuite/thin_archive_test_2.cc: New file.
9823 * testsuite/thin_archive_test_3.cc: New file.
9824 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9825
eff45813
CC		 98262008-09-29 Cary Coutant <ccoutant@google.com>
9827
9828 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9829 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9830 instead of -1U.
9831 (Sized_relobj::do_finalize_local_symbols): Likewise.
9832 (Sized_relobj::map_to_kept_section): Likewise.
9833 * object.h (Sized_relobj::invalid_address): New constant.
9834 (Sized_relobj::do_output_section_offset): Check for invalid_address
9835 and return -1ULL.
9836 * output.cc (Output_reloc::local_section_offset): Use constant
9837 invalid_address instead of -1U.
9838 (Output_reloc::get_address): Likewise.
9839 (Output_section::output_address): Change -1U to -1ULL.
9840 * output.h (Output_reloc::invalid_address): New constant.
9841 * reloc.cc (Sized_relobj::write_sections): Use constant
9842 invalid_address instead of -1U.
9843 (Sized_relobj::relocate_sections): Likewise.
9844 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9845 values for merge sections.
9846 * target-reloc.h (relocate_for_relocatable): Use constant
9847 invalid_address instead of -1U.
9848
89fc3421
CC		 98492008-09-19 Cary Coutant <ccoutant@google.com>
9850
9851 Add plugin functionality for link-time optimization (LTO).
9852 * configure.ac (plugins): Add --enable-plugins option.
9853 * configure: Regenerate.
9854 * config.in: Regenerate.
9855 * Makefile.am (LIBDL): New variable.
9856 (CCFILES): Add plugin.cc.
9857 (HFILES): Add plugin.h.
9858 (ldadd_var): Add LIBDL.
9859 * Makefile.in: Regenerate.
9860
9861 * archive.cc: Include "plugin.h".
9862 (Archive::setup): Don't preread archive symbols when using a plugin.
9863 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9864 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9865 files.
9866 (Archive::include_member): Add symbols from plugin objects.
9867 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9868 * descriptors.cc (Descriptors::open): Check for file descriptors
9869 abandoned by plugins.
9870 (Descriptors::claim_for_plugin): New function.
9871 * descriptors.h (Descriptors::claim_for_plugin): New function.
9872 (Open_descriptor::is_claimed): New field.
9873 (claim_descriptor_for_plugin): New function.
9874 * fileread.cc (File_read::claim_for_plugin): New function.
9875 * fileread.h (File_read::claim_for_plugin): New function.
9876 (File_read::descriptor): New function.
9877 * gold.cc: Include "plugin.h".
9878 (queue_initial_tasks): Add task to call plugin hooks for generating
9879 new object files.
9880 * main.cc: Include "plugin.h".
9881 (main): Load plugin libraries.
9882 * object.h (Pluginobj): Declare.
9883 (Object::pluginobj): New function.
9884 (Object::do_pluginobj): New function.
9885 (Object::set_target): New function.
9886 * options.cc: Include "plugin.h".
9887 (General_options::parse_plugin): New function.
9888 (General_options::General_options): Initialize plugins_ field.
9889 (General_options::add_plugin): New function.
9890 * options.h (Plugin_manager): Declare.
9891 (General_options): Add --plugin option.
9892 (General_options::has_plugins): New function.
9893 (General_options::plugins): New function.
9894 (General_options::add_plugin): New function.
9895 (General_options::plugins_): New field.
9896 * plugin.cc: New file.
9897 * plugin.h: New file.
9898 * readsyms.cc: Include "plugin.h".
9899 (Read_symbols::do_read_symbols): Check for archive before checking
9900 for ELF file. Call plugin hooks to claim files.
9901 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9902 from a real object file; force override when processing replacement
9903 files.
9904 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9905 (Symbol::init_base_object): Likewise.
9906 (Symbol::init_base_output_data): Likewise.
9907 (Symbol::init_base_output_segment): Likewise.
9908 (Symbol::init_base_constant): Likewise.
9909 (Symbol::init_base_undefined): Likewise.
9910 (Symbol::output_section): Assert that object is not a plugin.
9911 (Symbol_table::add_from_pluginobj): New function.
9912 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9913 undefined.
9914 (Symbol_table::sized_write_globals): Likewise.
9915 (Symbol_table::add_from_pluginobj): Instantiate template.
9916 * symtab.h (Sized_pluginobj): Declare.
9917 (Symbol::in_real_elf): New function.
9918 (Symbol::set_in_real_elf): New function.
9919 (Symbol::in_real_elf_): New field.
9920 (Symbol_table::add_from_pluginobj): New function.
9921
9922 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9923 (LIBDL): New variable.
9924 (LDADD): Add LIBDL.
9925 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9926 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9927 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9928 (MOSTLYCLEANFILES): Likewise.
9929 * testsuite/Makefile.in: Regenerate.
9930 * testsuite/plugin_test.c: New file.
9931 * testsuite/plugin_test_1.sh: New file.
9932 * testsuite/plugin_test_2.sh: New file.
9933
de31bda5
ILT		 99342008-09-16 Ian Lance Taylor <iant@google.com>
9935
9c2d0ef9
ILT		 9936 * target-reloc.h (relocate_section): Check whether a symbol is
9937 defined by the ABI before reporting an undefined symbol error.
9938 * target.h (Target::is_defined_by_abi): Make parameter const.
9939 (Target::do_is_defined_by_abi): Likewise.
9940 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9941 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9942 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9943 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9944 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9945 * testsuite/Makefile.in: Rebuild.
9946
de31bda5
ILT		 9947 * fileread.cc (make_view): Add casts to avoid warning.
9948
9fa33bee
AO		 99492008-09-16 Alexandre Oliva <aoliva@redhat.com>
9950
9951 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9952 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9953
183fd0e3
AO		 99542008-09-16 Alexandre Oliva <aoliva@redhat.com>
9955
9956 * options.h (General_options::output_is_executable): New.
9957 (General_options::output_is_pie): New.
9958 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9959 for shared libraries.
9960 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9961
7be8330a
CD		 99622008-09-11 Chris Demetriou <cgd@google.com>
9963
9964 * options.h (origin): New -z option.
9965 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9966 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9967 in DT_FLAGS_1.
9968
a9caad02
CC		 99692008-09-05 Cary Coutant <ccoutant@google.com>
9970
9971 * fileread.cc (File_read::make_view): Add check for attempt to map
9972 beyond end of file.
9973
ae6dce4d
CC		 99742008-09-05 Cary Coutant <ccoutant@google.com>
9975
9976 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9977 explicit instantiations.
9978
d7ab2a47
KVH		 99792008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9980
9981 PR gold/6858
9982 * options.cc (General_options::finalize): Allow undefined symbols
9983 in shlibs if linking -shared.
9984
9985 PR gold/6859
9986 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9987 symbols as not needing a dynsym entry.
9988
1e52a9c1
CS		 99892008-08-20 Craig Silverstein <csilvers@google.com>
9990
9991 * fileread.cc (File_read::open): Do not lock the file unless it
9992 was successfully opened.
9993
d85c80a3
CC		 99942008-08-14 Cary Coutant <ccoutant@google.com>
9995
9996 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9997 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9998 * testsuite/tls_test.cc (struct int128): 128-bit struct
9999 for testing TLS relocs with non-zero addend.
10000 (v12): New TLS variable.
10001 (t12): New test.
10002 (t_last): Add check for v12.
10003 * testsuite/tls_test.h (t12): New function.
10004 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10005
2d924fd9
ILT		 100062008-08-13 Ian Lance Taylor <iant@google.com>
10007
10008 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10009 set tls_segment_ or relro_segment_.
10010 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10011 when appropriate.
10012 * output.h (Output_section::clear_is_relro): New function.
10013 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10014 sections specially even when output_data_ is empty.
10015 (Output_segment::maximum_alignment): When first section is relro,
10016 only force alignment for PT_LOAD segments.
10017 * script.cc (script_data_segment_align): New function.
10018 (script_data_segment_relro_end): New function.
10019 * script-c.h (script_data_segment_align): Declare.
10020 (script_data_segment_relro_end): Declare.
10021 * script-sections.h (class Script_sections): Declare
10022 data_segment_align and data_segment_relro_end. Add fields
10023 segment_align_index_ and saw_relro_end_.
10024 * script-sections.cc (class Sections_element): Add set_is_relro
10025 virtual function. Add new bool* parameter to place_orphan_here.
10026 Add get_output_section virtual function.
10027 (class Output_section_definition): Add set_is_relro. Add new
10028 bool* parameter to place_orphan_here. Add get_output_section.
10029 Add is_relro_ field.
10030 (Output_section_definition::Output_section_definition): Initialize
10031 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10032 and is_relro_ fields.
10033 (Output_section_definition::place_orphan_here): Add is_relro
10034 parameter.
10035 (Output_section_definition::set_section_addresses): Set relro for
10036 output section.
10037 (Output_section_definition::alternate_constraint): Likewise.
10038 (class Orphan_output_section): Add new bool* parameter to
10039 place_orphan_here. Add get_output_section.
10040 (Orphan_output_section::place_orphan_here): Add is_relro
10041 parameter.
10042 (Script_sections::Script_sections): Initialize
10043 data_segment_align_index_ and saw_relro_end_.
10044 (Script_sections::data_segment_align): New function.
10045 (Script_sections::data_segment_relro_end): New function.
10046 (Script_sections::place_orphan): Set or clear is_relro.
10047 (Script_sections::set_section_addresses): Force alignment of first
10048 TLS section.
10049 * yyscript.y (exp): Call script_data_segment_align and
10050 script_data_segment_relro_end.
10051 * testsuite/relro_script_test.t: New file.
10052 * testsuite/relro_test.cc (using_script): Declare.
10053 (t1, t2): Test using_script.
10054 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10055 (relro_script_test_SOURCES): Define.
10056 (relro_script_test_DEPENDENCIES): Define.
10057 (relro_script_test_LDFLAGS): Define.
10058 (relro_script_test_LDADD): Define.
10059 (relro_script_test.so): New target.
10060 * testsuite/Makefile.in: Rebuild.
10061
f827c9a9
CC		 100622008-08-06 Cary Coutant <ccoutant@google.com>
10063
10064 * archive.cc (Archive::total_archives, Archive::total_members)
10065 (Archive::total_members_loaded): New variables.
10066 (Archive::setup): Add parameter. Add option to preread
10067 archive symbols.
10068 (Archive::read_armap): Add counter.
10069 (Archive::get_file_and_offset): New function.
10070 (Archive::get_elf_object_for_member): New function.
10071 (Archive::read_all_symbols): New function.
10072 (Archive::read_symbols): New function.
10073 (Archive::add_symbols): Add counters.
10074 (Archive::include_all_members): Use armap to find members if it's
10075 already built.
10076 (Archive::include_member): Skip reading symbols if already read.
10077 Factored code into Archive::get_file_and_offset and
10078 Archive::get_elf_object_for_member. Changed call to
10079 Mapfile::report_include_archive_member.
10080 (Archive::print_stats): New function.
10081 * archive.h: Declare Object and Read_symbols_data classes.
10082 (Archive::Archive): Add initializers for new members.
10083 (Archive::setup): Add parameter.
10084 (Archive::print_stats): New function.
10085 (Archive::total_archives, Archive::total_members)
10086 (Archive::total_members_loaded): New variables.
10087 (Archive::get_file_and_offset): New function.
10088 (Archive::get_elf_object_for_member): New function.
10089 (Archive::read_all_symbols): New function.
10090 (Archive::read_symbols): New function.
10091 (Archive::Archive_member): New class.
10092 (Archive::members_): New member.
10093 (Archive::num_members_): New member.
10094 * main.cc: Include archive.h.
10095 (main): Call Archive::print_stats.
10096 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10097 archive parameter; member_name is now the fully-decorated name.
10098 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10099 * options.h: (General_options): Add --preread-archive-symbols option.
10100 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10101 Archive::setup.
10102
de4c45bd
ILT		 101032008-08-04 Ian Lance Taylor <iant@google.com>
10104
10105 * symtab.h (Symbol::use_plt_offset): New function.
10106 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10107 * powerpc.cc (Relocate::relocate): Likewise.
10108 * sparc.cc (Relocate::relocate): Likewise.
10109 * x86_64.cc (Relocate::relocate): Likewise.
10110 * testsuite/weak_plt.sh: New test.
10111 * testsuite/weak_plt_main.cc: New test.
10112 * testsuite/weak_plt_shared.cc: New test.
10113 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10114 (check_PROGRAMS): Add weak_plt.
10115 (check_DATA): Add weak_plt_shared.so.
10116 (weak_plt_main_pic.o, weak_plt): New targets.
10117 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10118 * testsuite/Makefile.in: Rebuild.
10119
10120 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10121 gcctestdir/ld.
10122 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10123 * testsuite/Makefile.in: Rebuild.
10124
323ee3f4
AM		 101252008-08-04 Alan Modra <amodra@bigpond.net.au>
10126
10127 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10128 * Makefile.in: Regenerate.
10129 * po/POTFILES.in: Regenerate.
10130
7c07ecec
ILT		 101312008-07-29 Ian Lance Taylor <iant@google.com>
10132
10133 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10134 symbols before other symbols.
10135 * testsuite/script_test_2.cc (test_addr): Declare.
10136 (test_addr_alias): Declare.
10137 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10138 values.
7c07ecec
ILT		 10139 * testsuite/script_test_2.t: Define test_addr_alias and
10140 test_addr.
10141
5778530e
ILT		 101422008-07-24 Ian Lance Taylor <iant@google.com>
10143
2a00e4fb
ILT		 10144 PR 5990
10145 * descriptors.cc: New file.
10146 * descriptors.h: New file.
10147 * gold-threads.h (class Hold_optional_lock): New class.
10148 * fileread.cc: Include "descriptors.h".
10149 (File_read::~File_read): Release descriptor rather than closing
10150 it.
10151 (File_read::open) [file]: Call open_descriptor rather than open.
10152 Set is_descriptor_opened_.
10153 (File_read::open) [memory]: Assert that descriptor is not open.
10154 (File_read::reopen_descriptor): New function.
10155 (File_read::release): Release descriptor.
10156 (File_read::do_read): Make non-const. Reopen descriptor.
10157 (File_read::read): Make non-const.
10158 (File_read::make_view): Reopen descriptor.
10159 (File_read::do_readv): Likewise.
10160 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10161 Update declarations.
10162 * layout.cc: Include "descriptors.h".
10163 (Layout::create_build_id): Use open_descriptor rather than open.
10164 * output.cc: Include "descriptors.h".
10165 (Output_file::open): Use open_descriptor rather than open.
10166 * archive.cc (Archive::const_iterator): Change Archive to be
10167 non-const.
10168 (Archive::begin, Archive::end): Make non-const.
10169 (Archive::count_members): Likewise.
10170 * archive.h (class Archive): Update declarations.
10171 * object.h (Object::read): Make non-const.
10172 * Makefile.am (CCFILES): Add descriptors.cc.
10173 (HFILES): Add descriptors.h.
10174 * Makefile.in: Rebuild.
10175
801647d1
ILT		 10176 PR 6716
10177 * gold.h: Always include <clocale>. Add Solaris workarounds
10178 following code in binutils/sysdep.h.
10179
5edd166e
ILT		 10180 PR 6048
10181 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10182 this->eh_frame_hdr_ is NULL before using it.
10183
c89ad728
ILT		 10184 * dynobj.cc (Versions::Versions): Update comment.
10185
aa86f06b
ILT		 10186 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10187 the base version name.
10188
5778530e
ILT		 10189 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10190 array size plus one.
10191 (Stringpool_template::set_string_offsets): Subtract one from key
10192 before using it as an array index.
10193 (Stringpool_template::get_offset_with_length): Likewise.
10194 (Stringpool_template::write_to_buffer): Likewise.
10195 * stringpool.h (Stringpool_template::get_offset_from_key):
10196 Likewise.
10197
057ead22
ILT		 101982008-07-23 Ian Lance Taylor <iant@google.com>
10199
7f649c59
ILT		 10200 PR 6658
10201 * object.h (Merged_symbol_value::value): Do our best to handle a
10202 negative addend.
10203
057ead22
ILT		 10204 PR 6647
10205 * script.cc (Version_script_info::get_versions): Don't add empty
10206 version tag to return value.
10207 (Version_script_info::get_symbol_version_helper): Change return
10208 type to bool. Add pversion parameter. Change all callers.
10209 (script_register_vers_node): Don't require a non-NULL tag.
10210 * script.h (class Version_script_info): Update declarations.
10211 (Version_script_info::get_symbol_version): Change return type to
10212 bool. Add version parameter. Change all callers.
10213 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10214 handling. Handle an empty version from a version script.
10215 (Symbol_table::define_special_symbol): Likewise.
10216 * testsuite/ver_test_10.script: New file.
10217 * testsuite/ver_test_10.sh: New file.
10218 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10219 (check_DATA): Add ver_test_10.syms.
10220 (ver_test_10.syms, ver_test_10.so): New target.
10221 * testsuite/Makefile.in: Rebuild.
10222
58e54ac2
CD		 102232008-07-23 Simon Baldwin <simonb@google.com>
10224
10225 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10226 to zero for undefined symbols from dynamic libraries.
10227
95d14cd3
ILT		 102282008-07-23 Ian Lance Taylor <iant@google.com>
10229
10230 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10231 Change all callers.
10232 * symtab.h (class Symbol_table): Update declaration.
10233 * testsuite/ver_test_9.cc: New file.
10234 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10235 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10236 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10237 (ver_test_9.so, ver_test_9.o): New targets.
10238 * testsuite/Makefile.in: Rebuild.
10239
92de84a6
ILT		 102402008-07-22 Ian Lance Taylor <iant@google.com>
10241
34810851
ILT		 10242 * options.h (class General_options): Define --check-sections.
10243 * layout.cc (Layout::set_segment_offsets): Handle
10244 --check-sections.
10245
af6156ef
ILT		 10246 * options.h (class General_options): Define -n/--nmagic and
10247 -N/--omagic.
10248 * options.cc (General_options::finalize): For -n/--nmagic or
10249 -N/--omagic, set -static.
10250 * layout.cc (Layout::attach_allocated_section_to_segment): If
10251 -N/--omagic, don't put read-only and read-write sections in
10252 different segments.
10253 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10254 finding a read-only segment.
10255 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10256 don't set the minimum segment alignment to the common page size,
10257 and don't set the file offset to the address modulo the page size.
10258 * script-sections.cc (Script_sections::create_segments): If
10259 -n/--omagic, don't put read-only and read-write sections in
10260 different segments.
10261
92de84a6
ILT		 10262 * cref.cc: New file.
10263 * cref.h: New file.
10264 * options.h (class General_options): Add --print-symbol-counts.
10265 * main.cc (main): Issue defined symbol report if requested.
10266 * archive.cc (Archive::interpret_header): Make into a const member
10267 function.
10268 (Archive::add_symbols): Call Input_objects::archive_start and
10269 archive_stop.
10270 (Archive::const_iterator): Define new class.
10271 (Archive::begin, Archive::end): New functions.
10272 (Archive::include_all_members): Rewrite to use iterator.
10273 (Archive::count_members): New function.
10274 * archive.h (class Archive): Update declarations.
10275 (Archive::filename): New function.
10276 * object.cc: Include "cref.h".
10277 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10278 (Sized_relobj::do_get_global_symbol_counts): New function.
10279 (Input_objects::add_object): Add object to cross-referencer.
10280 (Input_objects::archive_start): New function.
10281 (Input_objects::archive_stop): New function.
10282 (Input_objects::print_symbol_counts): New function.
10283 * object.h: Declare Cref and Archive.
10284 (Object::get_global_symbol_counts): New function.
10285 (Object::do_get_global_symbol_counts): New pure virtual function.
10286 (class Sized_relobj): Add defined_count_ field. Update
10287 declarations.
10288 (class Input_objects): Add cref_ field. Update constructor.
10289 Update declarations.
10290 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10291 defined_count_.
10292 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10293 symbol counts.
10294 (Sized_dynobj::do_get_global_symbol_counts): New function.
10295 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10296 defined_count_. Update declarations. Define Symbols typedef.
10297 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10298 parameter. Change all callers.
10299 (Symbol_table::add_from_dynobj): Add sympointers and defined
10300 parameters. Change all callers.
10301 * symtab.h (class Symbol_table): Update declarations.
10302 * Makefile.am (CCFILES): Add cref.cc.
10303 (HFILES): Add cref.h.
10304 * Makefile.in: Rebuild.
10305
3f7c5e1d
CD		 103062008-07-22 Simon Baldwin <simonb@google.com>
10307
10308 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10309 to zero when writing undefined symbols.
10310
e0b64032
ILT		 103112008-07-22 Ian Lance Taylor <iant@google.com>
10312
10313 * output.cc (Output_section::add_input_section): Don't try to
10314 merge empty merge sections.
10315
096b02cf
CS		 103162008-07-21 Craig Silverstein <csilvers@google.com>
10317
10318 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10319 Include symbol version in error message.
cd536b21 10320
1d1f116d
CD		 103212008-07-20 Chris Demetriou <cgd@google.com>
10322
cd536b21 10323 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10324 (RANDOM_SEED_CFLAGS): New substituted variable.
10325 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10326 * configure: Rebuild.
10327 * Makefile.in: Likewise.
10328 * testsuite/Makefile.in: Likewise.
10329
a18f591e
ILT		 103302008-07-18 Ian Lance Taylor <iant@google.com>
10331
10332 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10333 where we see NAME/NULL and NAME/VERSION as separate symbols.
10334 * testsuite/ver_test_main.cc (main): Call t4.
10335 (t4, t4_2a): Define.
10336 * testsuite/ver_test_2.cc (t4_2): Define.
10337 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10338 * testsuite/ver_test_4.cc (t4_2a): Define.
10339 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10340 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10341
c6e3f6ed
ILT		 103422008-07-17 Ian Lance Taylor <iant@google.com>
10343
10344 * dynobj.cc (Versions::add_def): If we give an error about a
10345 missing version, go ahead and create the version anyhow.
10346
ef9beddf
ILT		 103472008-07-10 Ian Lance Taylor <iant@google.com>
10348
10349 Handle output sections with more than 0x7fffffff bytes.
10350 * object.h (class Relobj): Change map_to_output_ to
10351 output_sections_, and just keep a section pointer. Change all
10352 uses. Move comdat group support to Sized_relobj.
10353 (Relobj::is_section_specially_mapped): Remove.
10354 (Relobj::output_section): Remove poff parameter. Change all
10355 callers.
10356 (Relobj::output_section_offset): New function.
10357 (Relobj::set_section_offset): Rewrite.
10358 (Relobj::map_to_output): Remove.
10359 (Relobj::output_sections): New function.
10360 (Relobj::do_output_section_offset): New pure virtual function.
10361 (Relobj::do_set_section_offset): Likewise.
10362 (class Sized_relobj): Add section_offsets_ field. Add comdat
10363 group support from Relobj. Update declarations.
10364 (Sized_relobj::get_output_section_offset): New function.
10365 (Sized_relobj::do_output_section_offset): New function.
10366 (Sized_relobj::do_set_section_offset): New function.
10367 * object.cc (Relobj::output_section_address): Remove.
10368 (Sized_relobj::Sized_relobj): Initialize new fields.
10369 (Sized_relobj::include_section_group): Cast find_kept_object to
10370 Sized_relobj.
10371 (Sized_relobj::include_linkonce_section): Likewise.
10372 (Sized_relobj::do_layout): Use separate arrays for output section
10373 and output offset.
10374 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10375 output_sections.
10376 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10377 output_sections and section_offsets.
10378 (Sized_relobj::write_local_symbols): Likewise.
10379 (map_to_kept_section): Compute output address directly.
10380 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10381 output_sections and section_offsets.
10382 (Sized_relobj::write_sections): Likewise.
10383 (Sized_relobj::relocate_sections): Likewise.
10384 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10385 * output.h (class Output_reloc): Update declarations. Change
10386 u2_.relobj to Sized_relobj*.
10387 (class Output_data_reloc): Change add functions to use
10388 Sized_relobj*.
10389 * output.cc (Output_reloc::Output_reloc): Change relobj to
10390 Sized_relobj*.
10391 (Output_reloc::local_section_offset): Change return type to
10392 Elf_Addr. Use get_output_section_offset.
10393 (Output_reloc::get_address): Likewise.
10394 (Output_section::is_input_address_mapped): Don't call
10395 is_section_specially_mapped.
10396 (Output_section::output_offset): Likewise.
10397 (Output_section::output_address): Likewise.
10398 (Output_section::starting_output_address): Likewise.
10399 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10400 parameter to Sized_relobj*.
10401 (Copy_relocs::need_copy_reloc): Likewise.
10402 (Copy_relocs::save): Likewise.
10403 * copy-relocs.h (class Copy_relocs): Update declarations.
10404 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10405 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10406 * target-reloc.h (relocate_for_relocatable): Change
10407 offset_in_output_section type to Elf_Addr. Change code that uses
10408 it as well.
10409 * layout.cc (Layout::layout): Always set *off.
10410 * mapfile.cc (Mapfile::print_input_section): Use
10411 output_section_offset.
10412 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10413 Sized_relobj*.
10414 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10415 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10416 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10417
5cb66f97
ILT		 104182008-07-03 Ian Lance Taylor <iant@google.com>
10419
10420 * layout.cc (Layout::include_section): Do not discard unrecognized
10421 SHT_STRTAB sections.
10422
afe47622
CS		 104232008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10424
10425 * script.cc (Lex::can_continue_name): Make '?' allowable in
10426 version-script names.
10427 * testsuite/version_script.map: Change glob pattern to use '?'
10428
5adf9721
ILT		 104292008-06-30 Manish Singh <yosh@gimp.org>
10430
10431 PR 6585
10432 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10433 Correct typo.
10434
e6fde208
ILT		 104352008-06-30 Ian Lance Taylor <iant@google.com>
10436
10437 PR 6660
10438 PR 6682
10439 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10440 versions]: Don't try to read the value in the contents, since we
10441 don't use it. Use the template endianness when writing.
10442
3f2e6a2d
CC		 104432008-06-25 Cary Coutant <ccoutant@google.com>
10444
10445 * fileread.cc (File_read::make_view): Assert on zero-length view.
10446 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10447 symbol table when there are no symbols to read.
10448
c43d3a48
CS		 104492008-06-23 Craig Silverstein <csilvers@google.com>
10450
10451 * version.cc (version_string): Bump to 1.7
10452
5f494ea0
CS		 104532008-06-18 Craig Silverstein <csilvers@google.com>
10454
10455 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10456 constant 0xFFFF to type Valtype.
10457 (Powerpc_relocate_functions::rel16_ha): Likewise.
10458
c42e122e
ILT		 104592008-06-17 Ian Lance Taylor <iant@google.com>
10460
f34787f8
ILT		 10461 * output.h (Output_section::Input_section): Initialize p2align_ to
10462 zero for Output_section_data constructors.
10463 (Output_section::Input_section::addralign): If not an input
10464 section, return the alignment of the Output_section_data.
10465 * testsuite/copy_test.cc: New file.
10466 * testsuite/copy_test_1.cc: New file.
10467 * testsuite/copy_test_2.cc: New file.
10468 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10469 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10470 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10471 (copy_test_1_pic.o, copy_test_1.so): New targets.
10472 (copy_test_2_pic.o, copy_test_2.so): New targets.
10473 * testsuite/Makefile.in: Rebuild.
10474
c42e122e
ILT		 10475 * script-sections.cc (Script_sections::place_orphan): Initialize
10476 local variable exact.
10477
ce3ac18a
DE		 104782008-06-13 David Edelsohn <edelsohn@gnu.org>
10479
10480 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10481
42cacb20
DE		 104822008-06-12 David Edelsohn <edelsohn@gnu.org>
10483 David S. Miller <davem@davemloft.net>
10484
10485 * powerpc.cc: New file.
10486 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10487 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10488 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10489 * Makefile.in: Rebuild.
10490
7b308235
ILT		 104912008-06-09 Ian Lance Taylor <iant@google.com>
10492
10493 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10494 <exception>.
10495 (throwing, orig_terminate): New static variables.
10496 (terminate_handler): New static function.
10497 (t2): Set terminate handler.
10498
f0b886e3
ILT		 104992008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10500
10501 PR 6584
cd536b21 10502 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10503 alignment.
10504
3e90f135
CC		 105052008-05-30 Cary Coutant <ccoutant@google.com>
10506
10507 * archive.cc (Archive::include_all_members) Correct to step
10508 over symbol table and extended name table in thin archives.
10509
e09ad04a
ILT		 105102008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10511
10512 PR 6407
10513 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10514 calculation.
10515
62b01cb5
ILT		 105162008-05-28 Caleb Howe <cshowe@google.com>
10517
10518 * reduced_debug_output.cc: New file.
10519 * reduced_debug_output.h: New file.
92de84a6 10520 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10521 * options.cc (General_options::finalize): Add strip_debug_non_line
10522 to the strip heirarchy.
10523 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10524 fields.
10525 * layout.cc: Include "reduced_debug_output.h".
10526 (Layout::Layout): Initialize new fields.
10527 (line_only_debug_sections): New static array.
10528 (is_lines_only_debug_sections): New static inline function.
10529 (Layout::include_section): Handle --strip-debug-non-line.
10530 (Layout::make_output_section): If --strip-debug-non-line, build
10531 new output sections for .debug_abbrev and .debug_info.
10532 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10533 gold. Warn about possible overflow.
10534 (read_signed_LEB_128): Likewise.
10535 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10536 (read_signed_LEB_128): Declare.
10537 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10538 (HFILES): Add reduced_debug_output.h.
10539 * Makefile.in: Rebuild.
10540
7d9e3d98
ILT		 105412008-05-21 Ian Lance Taylor <iant@google.com>
10542
10543 * mapfile.cc: New file.
10544 * mapfile.h: New file.
10545 * options.h (class General_options): Add -M/--print-map and -Map.
10546 * options.cc (General_options::finalize): Make -M equivalent to
10547 -Map -.
10548 * main.cc: Include <cstdio> and "mapfile.h".
10549 (main): Open mapfile if requested.
10550 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10551 constructor. Change caller.
10552 (queue_initial_tasks): Add mapfile parameter. Change caller.
10553 (queue_middle_tasks): Likewise.
10554 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10555 declarations.
10556 * archive.cc: Include "mapfile.h".
10557 (Archive::add_symbols): Add mapfile parameter. Change all
10558 callers. Pass mapfile, symbol, and reason to include_member.
10559 (Archive::include_all_members): Add mapfile parameter. Change all
10560 callers.
10561 (Archive::include_member): Add mapfile, sym, and why parameters.
10562 Change all callers. Report inclusion to map file.
10563 * archive.h: Include "fileread.h".
10564 (class Archive): Update declarations.
10565 (Archive::file): New const method.
10566 (class Add_archive_symbols): Add mapfile_ field. Update
10567 constructor. Change all callers.
10568 * readsyms.h (class Read_symbols): Likewise.
10569 (class Finish_group): Likewise.
10570 (class Read_script): Likewise.
10571 * common.cc: Include "mapfile.h".
10572 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10573 all callers.
10574 (Symbol_table::do_allocate_commons): Likewise.
10575 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10576 symbol allocation to mapfile.
10577 * common.h (class Allocate_commons_task): Add mapfile_ field.
10578 Update constructor. Change all callers.
10579 * symtab.h (class Symbol_table): Update declarations.
10580 * layout.cc: Include "mapfile.h".
10581 (Layout_task_runner::run): Print information to mapfile.
10582 (Layout::create_gold_note): Change Output_data_fixed_space to
10583 Output_data_zero_fill.
10584 (Layout::create_build_id): Likewise.
10585 (Layout::print_to_mapfile): New function.
10586 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10587 constructor. Change caller.
10588 (class Layout): Declare print_to_mapfile.
10589 * output.cc (Output_section::Input_section::print_to_mapfile): New
10590 function.
10591 (Output_section::add_input_section): If producing a map, always
10592 add to input_sections_ list.
10593 (Output_section::do_print_to_mapfile): New function.
10594 (Output_segment::print_sections_to_mapfile): New function.
10595 (Output_segment::print_section_list_to_mapfile): New function.
10596 * output.h: Include "mapfile.h".
10597 (Output_data::print_to_mapfile): New function.
10598 (Output_data::do_print_to_mapfile): New virtual function.
10599 (Output_segment_headers::do_print_to_mapfile): New function.
10600 (Output_file_header::do_print_to_mapfile): New function.
10601 (Output_data_const::do_print_to_mapfile): New function.
10602 (class Output_data_const_buffer): Add map_name_ field. Update
10603 constructor. Change all callers. Add do_print_to_mapfile
10604 function.
10605 (class Output_data_fixed_space): Likewise.
10606 (class Output_data_space): Likewise.
10607 (class Output_data_zero_fill): New class.
10608 (Output_data_strtab::do_print_to_mapfile): New function.
10609 (Output_data_reloc_base::do_print_to_mapfile): New function.
10610 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10611 (Output_data_group::do_print_to_mapfile): New function.
10612 (Output_data_got::do_print_to_mapfile): New function.
10613 (Output_data_dynamic::do_print_to_mapfile): New function.
10614 (Output_symtab_xindex::do_print_to_mapfile): New function.
10615 (class Output_section): Declare do_print_to_mapflie. Declare
10616 print_to_mapfile in Input_section.
10617 (class Output_segment): Declare new functions.
10618 * object.h (Sized_relobj::symbol_count): New function.
10619 * script-sections.cc
10620 (Output_section_element_dot_assignment::set_section_addresses):
10621 Change Output_data_fixed_space to Output_data_zero_fill.
10622 (Output_data_expression::do_print_to_mapfile): New function.
10623 * script.cc (read_input_script): Add mapfile parameter. Change
10624 all callers.
10625 * script.h (read_input_script): Update declaration.
10626 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10627 (Eh_frame::do_print_to_mapfile): New function.
10628 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10629 (Output_merge_string::do_print_to_mapfile): New function.
10630 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10631 function.
10632 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10633 function.
10634 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10635 function.
10636 * Makefile.am (CCFILES): Add mapfile.cc.
10637 (HFILES): Add mapfile.h.
10638 * Makefile.in: Rebuild.
10639
9f1d377b
ILT		 106402008-05-19 Ian Lance Taylor <iant@google.com>
10641
10642 * options.h (class General_options): Add -z relro.
10643 * layout.cc (Layout::Layout): Initialize relro_segment_.
10644 (Layout::add_output_section_data): Return the output section.
10645 (Layout::make_output_section): Rcognize relro sections and mark
10646 them appropriately.
10647 (Layout::attach_allocated_section_to_segment): Put relro sections
10648 in a PT_GNU_RELRO segment.
10649 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10650 section as relro.
10651 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10652 PT_TLS segments.
10653 (Layout::linkonce_mapping): Map d.rel.ro.local to
10654 .data.rel.ro.local.
10655 (Layout::output_section_name): Us .data.rel.ro.local for any
10656 section which begins with that.
10657 * layout.h (class Layout): Update add_output_section_data
10658 declaration. Add relro_segment_ field.
10659 * output.cc (Output_section::Output_section): Initialize is_relro_
10660 and is_relro_local_ fields.
10661 (Output_segment::add_output_section): Group relro sections.
10662 (Output_segment::is_first_section_relro): New function.
10663 (Output_segment::maximum_alignment): If there is a relro section,
10664 align the segment to the common page size.
10665 (Output_segment::set_section_addresses): Track whether we are
10666 looking at relro sections. If the last section is a relro
10667 section, align to the common page size.
10668 (Output_segment::set_section_list_addresses): Add in_relro
10669 parameter. Change all callers. Align to the page size when
10670 moving from relro to non-relro section.
10671 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10672 segment.
10673 * output.h (class Output_section): Add is_relro_ and
10674 is_relro_local_ fields.
10675 (Output_section::is_relro): New function.
10676 (Output_section::set_is_relro): New function.
10677 (Output_section::is_relro_local): New function.
10678 (Output_section::set_is_relro_local): New function.
10679 (class Output_segment): Update declarations.
10680 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10681 * sparc.cc (Target_sparc::got_section): Likewise.
10682 * x86_64.cc (Target_x86_64::got_section): Likewise.
10683 * testsuite/relro_test_main.cc: New file.
10684 * testsuite/relro_test.cc: New file.
10685 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10686 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10687 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10688 (relro_test.so, relro_test_pic.o): New targets.
10689 * testsuite/Makefile.in: Rebuild.
10690
a984ee1d
ILT		 106912008-05-16 Ian Lance Taylor <iant@google.com>
10692
01676dcd
ILT		 10693 * output.cc (Output_segment::add_output_section): Remove front
10694 parameter.
10695 * output.h (class Output_segment): Remove
10696 add_initial_output_section and overloaded add_output_section.
10697 Update declaration of remaining add_output_section.
10698 * layout.cc (Layout::create_interp): Call add_output_section
10699 rather than add_initial_output_section.
10700 (Layout::finish_dynamic_section): Likewise.
10701
497897f9
ILT		 10702 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10703 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10704 know the dynamic type.
10705 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10706 field. Initialize it in constructor.
10707 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10708 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10709 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10710 reloc.
10711
a984ee1d
ILT		 10712 * output.cc (Output_reloc::get_address): Change return type to
10713 Elf_Addr.
10714 * output.h (class Output_reloc): Update get_address declaration.
10715 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10716 for section addresses.
10717
55ba0940
ILT		 107182008-05-09 Ian Lance Taylor <iant@google.com>
10719
10720 PR 6493
10721 * gold.cc (gold_nomem): Use return value of write.
10722
75517b77
ILT		 107232008-05-08 Ian Lance Taylor <iant@google.com>
10724
10725 * symtab.c (Symbol::init_base_output_data): Add version
10726 parameter. Change all callers.
10727 (Symbol::init_base_output_segment): Likewise.
10728 (Symbol::init_base_constant): Likewise.
10729 (Symbol::init_base_undefined): Likewise.
10730 (Sized_symbol::init_output_data): Likewise.
10731 (Sized_symbol::init_output_segment): Likewise.
10732 (Sized_symbol::init_constant): Likewise.
10733 (Sized_symbol::init_undefined): Likewise.
10734 (Symbol_table::do_define_in_output_data): If the new symbol has a
10735 version, mark it as the default.
10736 (Symbol_table::do_define_in_output_segment): Likewise.
10737 (Symbol_table::do_define_as_constant): Likewise.
10738 * symtab.h (class Symbol): Update declarations.
10739 (class Sized_symbol): Likewise.
10740 * resolve.cc (Symbol::override_version): New function.
c42e122e 10741 (Symbol::override_base): Call override_version.
75517b77
ILT		 10742 (Symbol::override_base_with_special): Likewise.
10743 * testsuite/ver_script_8.script: New file.
10744 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10745 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10746 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10747 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10748
f1f70eae
ILT		 107492008-05-06 Ian Lance Taylor <iant@google.com>
10750
f3e9c5c5
ILT		 10751 PR 6049
10752 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10753 functions.
10754 (class General_options): Remove existing --undefined, and add
10755 --no-undefined instead. Add new --undefined as synonym for -u.
10756 * archive.cc (Archive::add_symbols): Check whether symbol was
10757 named with -u.
10758 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10759 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10760 all uses. Add IS_UNDEFINED. Update declarations to split
10761 different versions of init_base. Declare init_base_undefined.
10762 (Symbol::is_defined): Handle IS_UNDEFINED.
10763 (Symbol::is_undefined): Likewise.
10764 (Symbol::is_weak_undefined): Call is_undefined.
10765 (Symbol::is_absolute): Handle IS_CONSTANT.
10766 (class Sized_symbol): Update declarations to split different
10767 versions of init. Declare init_undefined.
10768 (class Symbol_table): Declare new functions.
10769 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10770 Change all callers.
10771 (Symbol::init_base_output_data): Likewise.
10772 (Symbol::init_base_output_segment): Likewise.
10773 (Symbol::init_base_constant): Likewise.
10774 (Symbol::init_base_undefined): New function.
10775 (Sized_symbol::init_object): Rename from init. Change all
10776 callers.
10777 (Sized_symbol::init_output_data): Likewise.
10778 (Sized_symbol::init_output_segment): Likewise.
10779 (Sized_symbol::init_constant): Likewise.
10780 (Sized_symbol::init_undefined): New function.
10781 (Symbol_table::add_undefined_symbols_from_command_line): New
10782 function.
10783 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10784 function.
10785 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10786 (Symbol::output_section): Likewise.
10787 (Symbol::set_output_section): Likewise.
10788 (Symbol_table::sized_finalize_symbol): Likewise.
10789 (Symbol_table::sized_write_globals): Likewise.
10790 * resolve.cc (Symbol_table::should_override): Likewise.
10791 (Symbol::override_base_with_special): Likewise.
10792
8bdcdf2c
ILT		 10793 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10794 symbol, change it to have default visibility.
10795 * testsuite/protected_1.cc: New file.
10796 * testsuite/protected_2.cc: New file.
10797 * testsuite/protected_3.cc: New file.
10798 * testsuite/protected_main_1.cc: New file.
10799 * testsuite/protected_main_2.cc: New file.
10800 * testsuite/protected_main_3.cc: New file.
10801 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10802 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10803 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10804 (protected_1.so): New target.
10805 (protected_1_pic.o, protected_2_pic.o): New targets.
10806 (protected_3_pic.o): New target.
10807 (check_PROGRAMS): Add protected_2.
10808 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10809 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10810 * testsuite/Makefile.in: Rebuild.
10811
2b706932
ILT		 10812 * options.h (DEFINE_var): Add set_user_set_##varname__.
10813 (DEFINE_bool_alias): New macro.
10814 (class General_options): Define -Bstatic using DEFINE_bool_alias
10815 rather than DEFINE_special. Add --undefined as an alias for -z
10816 defs.
10817 * options.cc (General_options::parse_Bstatic): Remove.
10818
d82a5bcc
ILT		 10819 * options.h (class General_options): Add --fatal-warnings.
10820 * main.cc (main): Implement --fatal-warnings.
10821 * errors.h (Errors::warning_count): New function.
10822
f1f70eae
ILT		 10823 * options.h (class General_options): Add -Bsymbolic-functions.
10824 * symtab.h (Symbol::is_preemptible): Check for
10825 -Bsymbolic-functions.
10826
8825ac63
ILT		 108272008-05-05 Ian Lance Taylor <iant@google.com>
10828
d98bc257
ILT		 10829 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10830 as noVARNAME rather than no-VARNAME.
10831 (class General_options): Add option -z combreloc.
10832 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10833 get_address.
10834 (Output_reloc::sort_before) [SHT_REL]: New function.
10835 (Output_reloc::sort_before) [SHT_RELA]: New function.
10836 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10837 Sort_relocs_comparison.
10838 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10839 parameter. Change all callers.
10840 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10841 sort_relocs parameter. Change all callers.
10842 * output.cc (Output_reloc::get_address): New function, broken out
10843 of write_rel.
10844 (Output_reloc::write_rel): Call it.
10845 (Output_reloc::compare): New function.
10846 (Output_data_reloc_base::do_write): Optionally sort relocs.
10847
60b2b4e7
ILT		 10848 * configure.ac: If targ_extra_obj is set, link it in.
10849 * configure.tgt: Initialize all variables.
10850 (x86_64*): Set targ_extra_obj and targ_extra_size.
10851 * configure: Rebuild.
10852
8825ac63
ILT		 10853 * object.cc (Sized_relobj::include_section_group): Adjust section
10854 indexes read from group data. Build vector to pass to
10855 layout_group.
10856 * layout.cc (Layout::layout_group): Add flags and shndxes
10857 parameters. Remove contents parameter. Change caller. Update
10858 explicit instantiations.
10859 * layout.h (class Layout): Update layout_group declaration.
10860 * output.cc (Output_data_group::Output_data_group): Add flags and
10861 input_shndxes parameters. Remove contents parameter. Change
10862 caller.
10863 (Output_data_group::do_write): Change input_sections_ to
10864 input_shndxes_.
10865 * output.h (class Output_data_group): Update constructor
10866 declaration. Rename input_sections_ to input_shndxes_.
10867 * testsuite/many_sections_test.cc: Add template.
10868
e94cf127
CC		 108692008-04-30 Cary Coutant <ccoutant@google.com>
10870
4418b2d5
CC		 10871 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10872
e94cf127
CC		 10873 * layout.cc (Layout::include_section): Refactored check for debug
10874 info section.
10875 (Layout::add_comdat): Add new parameters. Change type
10876 of signature parameter. Add object and shndx to signatures table.
10877 (Layout::find_kept_object): New function.
10878 * layout.h: Include <cstring>.
10879 (Layout::is_debug_info_section): New function.
10880 (Layout::add_comdat): Add new parameters.
10881 (Layout::find_kept_object): New function.
10882 (Layout::Kept_section): New struct.
10883 (Layout::Signatures): Change type of map range.
10884 * object.cc (Relobj::output_section_address): New function.
10885 (Sized_relobj::include_section_group): Add new parameters. Change
10886 calls to Layout::add_comdat. Change to build table of kept comdat
10887 groups and table mapping discarded sections to kept sections.
10888 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10889 (Sized_relobj::do_layout): Change calls to include_section_group and
10890 include_linkonce_section.
10891 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10892 value to zero when section is discarded.
10893 (Sized_relobj::map_to_kept_section): New function.
10894 * object.h (Relobj::output_section_address): New function.
10895 (Relobj::Comdat_group): New type.
10896 (Relobj::find_comdat_group): New function.
10897 (Relobj::Comdat_group_table): New type.
10898 (Relobj::Kept_comdat_section): New type.
10899 (Relobj::Kept_comdat_section_table): New type.
10900 (Relobj::add_comdat_group): New function.
10901 (Relobj::set_kept_comdat_section): New function.
10902 (Relobj::get_kept_comdat_section): New function.
10903 (Relobj::comdat_groups_): New field.
10904 (Relobj::kept_comdat_sections_): New field.
10905 (Symbol_value::input_value): Update comment.
10906 (Sized_relobj::map_to_kept_section) New function.
10907 (Sized_relobj::include_linkonce_section): Add new parameter.
10908 * target-reloc.h (Comdat_behavior): New type.
10909 (get_comdat_behavior): New function.
10910 (relocate_section): Add code to map a discarded section to the
10911 corresponding kept section when applying a relocation.
10912
e4e5049b
CS		 109132008-04-30 Craig Silverstein <csilvers@google.com>
10914
10915 * dwarf_reader.cc (next_generation_count): New static var.
10916 (Addr2line_cache_entry): New struct.
10917 (addr2line_cache): New static var.
10918 (Dwarf_line_info::one_addr2line): Added caching.
10919 (Dwarf_line_info::clear_addr2line_cache): New function.
10920 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10921 cache-size parameter.
10922 (Dwarf_line_info::one_addr2line_cache): New function.
10923 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10924 new cache-size argument to one_addr2line(), and clear cache.
10925
d09e9154
CC		 109262008-04-28 Cary Coutant <ccoutant@google.com>
10927
10928 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10929 R_386_PC8 relocations.
10930
7ef73768
ILT		 109312008-04-23 Ian Lance Taylor <iant@google.com>
10932
55438702
ILT		 10933 * object.cc (Sized_relobj::include_section_group): Check for
10934 invalid section group.
10935
c165fb93
ILT		 10936 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10937 header size.
10938
7ef73768
ILT		 10939 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10940 than read for file header.
10941 * archive.cc (Archive::include_member): Likewise.
10942
6194aaab
L		 109432008-04-23 Paolo Bonzini <bonzini@gnu.org>
10944
10945 * aclocal.m4: Regenerate.
10946 * configure: Regenerate.
10947
d491d34e
ILT		 109482008-04-19 Ian Lance Taylor <iant@google.com>
10949
5ea2bac6
ILT		 10950 * version.cc (version_string): Bump to 1.6.
10951
7bc3e21a
ILT		 10952 * testsuite/Makefile.am (many_sections_r_test): New target.
10953 (many_sections_r_test_SOURCES): Remove.
10954 (many_sections_r_test_DEPENDENCIES): Remove.
10955 (many_sections_r_test_LDFLAGS): Remove.
10956 (many_sections_r_test_LDADD): Remove.
10957
7fcd3aa9
ILT		 10958 * object.cc (Sized_relobj::do_add_symbols): Always pass
10959 local_symbol_count_ to add_from_relobj.
10960
4c94d6ae
ILT		 10961 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10962 every thousand variables.
10963 * testsuite/Makefile.in: Rebuild.
10964
d491d34e
ILT		 10965 * object.cc (Xindex::initialize_symtab_xindex): New function.
10966 (Xindex::read_symtab_xindex): New function.
10967 (Xindex::sym_xindex_to_shndx): New function.
10968 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10969 available.
10970 (Sized_relobj::do_initialize_xindex): New function.
10971 (Sized_relobj::do_read_symbols): Adjust section links.
10972 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10973 parameter. Change all callers.
10974 (Sized_relobj::include_section_group): Adjust section links and
10975 symbol section indexes.
10976 (Sized_relobj::do_layout): Adjust section links.
10977 (Sized_relobj::do_count_local_symbols): Adjust section links and
10978 symbol section indexes.
10979 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10980 ordinary and special symbols.
10981 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10982 dynsym_xindex parameters. Change all callers. Adjust section
10983 links. Use SHN_XINDEX when needed.
10984 (Sized_relobj::get_symbol_location_info): Adjust section links.
10985 Don't get fooled by special symbols.
10986 * object.h (class Xindex): Define.
10987 (class Object): Add xindex_ parameter. Declare virtual functoin
10988 do_initialize_xindex.
10989 (Object::adjust_sym_shndx): New function.
10990 (Object::set_xindex): New protected function.
10991 (class Symbol_value): Add is_ordinary_shndx_ field.
10992 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10993 (Symbol_value::value): Assert ordinary section.
10994 (Symbol_value::initialize_input_to_output_map): Likewise.
10995 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10996 Change all callers.
10997 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10998 all callers.
10999 (class Sized_relobj): Update declarations.
11000 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11001 parameter. Change all callers.
11002 (Sized_relobj::adjust_shndx): New function.
11003 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11004 field.
11005 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11006 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11007 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11008 (Sized_dynobj::read_dynsym_section): Adjust section links.
11009 (Sized_dynobj::read_dynamic): Likewise.
11010 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11011 section links.
11012 (Sized_dynobj::do_initialize_xindex): New function.
11013 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11014 do_initialize_xindex.
11015 (Sized_dynobj::adjust_shndx): New function.
11016 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11017 dynsym_xindex_ fields.
11018 (Layout::finalize): Add a call to set_section_indexes before
11019 creating the symtab sections.
11020 (Layout::set_section_indexes): Don't do anything if the section
11021 already has a section index.
11022 (Layout::create_symtab_sections): Add shnum parameter. Change
11023 caller. Create .symtab_shndx section if needed.
11024 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11025 caller.
11026 (Layout::allocated_output_section_count): New function.
11027 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11028 needed.
11029 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11030 fields. Update declarations.
11031 (Layout::symtab_xindex): New function.
11032 (Layout::dynsym_xindex): New function.
11033 (class Write_symbols_task): Add layout_ field.
11034 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11035 Change caller.
11036 * output.cc (Output_section_headers::Output_section_headers): Add
11037 shstrtab_section parameter. Change all callers.
11038 (Output_section_headers::do_sized_write): Store overflow values
11039 for section count and section string table section index in
11040 section header zero.
11041 (Output_file_header::do_sized_write): Check for overflow of
11042 section count and section string table section index.
11043 (Output_symtab_xindex::do_write): New function.
11044 (Output_symtab_xindex::endian_do_write): New function.
11045 * output.h (class Output_section_headers): Add shstrtab_section_.
11046 Update declarations.
11047 (class Output_symtab_xindex): Define.
11048 (Output_section::has_out_shndx): New function.
11049 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11050 field.
11051 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11052 Change all callers.
11053 (Sized_symbol::init): Likewise.
11054 (Symbol::output_section): Check for ordinary symbol.
11055 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11056 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11057 callers.
11058 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11059 Change all callers. Simplify handling of symbols from sections
11060 not included in the link.
11061 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11062 distinction.
11063 (Weak_alias_sorter::operator()): Assert that symbols are
11064 ordinary.
11065 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11066 distinction.
11067 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11068 parameters. Change all callers.
11069 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11070 symbol distinction. Use SHN_XINDEX when needed.
11071 (Symbol_table::write_section_symbol): Add symtab_xindex
11072 parameter. Change all callers.
11073 (Symbol_table::sized_write_section_symbol): Likewise. Use
11074 SHN_XINDEX when needed.
11075 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11076 declarations.
11077 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11078 (Symbol::is_defined): Check is_ordinary.
11079 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11080 (Symbol::is_absolute, Symbol::is_common): Likewise.
11081 (class Sized_symbol): Update declarations.
11082 (class Symbol_table): Update declarations.
11083 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11084 parameters. Change all callers.
11085 (Sized_symbol::override): Likewise.
11086 (Symbol_table::override): Likewise.
11087 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11088 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11089 is_ordinary, and orig_st_shndx parameters. Change all callers.
11090 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11091 to be in an ordinary section.
11092 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11093 object and is_ordinary parameters. Change all callers.
11094 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11095 Change all callers. Don't add undefined or non-ordinary symbols
11096 to reloc_map_.
11097 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11098 Change all callers.
11099 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11100 declarations.
11101 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11102 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11103 (Sized_relobj::relocate_sections): Likewise.
11104 * target-reloc.h (scan_relocs): Adjust section symbol index.
11105 (scan_relocatable_relocs): Likewise.
11106 * i386.cc (Scan::local): Check for ordinary symbols.
11107 * sparc.cc (Scan::local): Likewise.
11108 * x86_64.cc (Scan::local): Likewise.
11109 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11110 to symbol_section_and_value.
11111 * testsuite/many_sections_test.cc: New file.
11112 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11113 (check_PROGRAMS): Add many_sections_test.
11114 (many_sections_test_SOURCES): Define.
11115 (many_sections_test_DEPENDENCIES): Define.
11116 (many_sections_test_LDFLAGS): Define.
11117 (BUILT_SOURCES): Add many_sections_define.h.
11118 (many_sections_define.h): New target.
11119 (BUILT_SOURCES): Add many_sections_check.h.
11120 (many_sections_check.h): New target.
11121 (check_PROGRAMS): Add many_sections_r_test.
11122 (many_sections_r_test_SOURCES): Define.
11123 (many_sections_r_test_DEPENDENCIES): Define.
11124 (many_sections_r_test_LDFLAGS): Define.
11125 (many_sections_r_test_LDADD): Define.
11126 (many_sections_r_test.o): New target.
11127 * testsuite/Makefile.in: Rebuild.
11128
c5818ff1
CC		 111292008-04-17 Cary Coutant <ccoutant@google.com>
11130
11131 * errors.cc (Errors::info): New function.
11132 (gold_info): New function.
11133 * errors.h (Errors::info): New function.
11134 * gold.h (gold_info): New function.
11135 * object.cc (Input_objects::add_object): Print trace output.
11136 * options.cc (options::parse_set): New function.
11137 (General_options::parse_wrap): Deleted.
11138 (General_options::General_options): Deleted initializer.
11139 * options.h (options::String_set): New typedef.
11140 (options::parse_set): New function.
11141 (DEFINE_set): New macro.
11142 (General_options::wrap): Changed to use DEFINE_set. Changed
11143 callers of any_wrap_symbols and is_wrap_symbol.
11144 (General_options::trace, General_options::trace_symbol):
11145 New options.
11146 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11147 (General_options::wrap_symbols_): Deleted.
11148 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11149
b5be4a7c
DM		 111502008-04-17 David S. Miller <davem@davemloft.net>
11151
11152 * options.cc (General_options::parse_V): New function.
11153 * options.h: Add entries for -V and -Qy.
11154
155a0dd7
ILT		 111552008-04-17 Ian Lance Taylor <iant@google.com>
11156
11157 * common.cc (Symbol_table::allocate_commons): Remove options
11158 parameter. Change caller.
11159 (Symbol_table::do_allocate_commons): Remove options parameter.
11160 Change caller. Just call do_allocate_commons_list twice.
11161 (Symbol_table::do_allocate_commons_list): New function, broken out
11162 of do_allocate_commons.
11163 * common.h (class Allocate_commons_task): Remove options_ field.
11164 Update constructor.
11165 * symtab.cc (Symbol_table::Symbol_table): Initialize
11166 tls_commons_.
11167 (Symbol_table::add_from_object): Put TLS common symbols on
11168 tls_commons_ list.
11169 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11170 which are IN_OUTPUT_DATA.
11171 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11172 allocate_commons and do_allocate_commons declarations. Declare
11173 do_allocate_commons_list.
11174 * gold.cc (queue_middle_tasks): Update creation of
11175 Allocate_commons_task to not pass options.
11176 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11177 (TLS_TEST_C_FLAGS): New variable.
11178 (tls_test_c_pic.o): New target.
11179 (tls_test_shared.so): Link in tls_test_c_pic.o.
11180 (tls_test_c_pic_ie.o): New target.
11181 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11182 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11183 (tls_test_c.o): New target.
11184 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11185 (tls_pic_test_LDADD): Likewise.
11186 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11187 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11188 (tls_test_c_gnu2.o): New target.
11189 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11190 tls_test_c_gnu2.o.
11191 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11192 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11193 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11194 * testsuite/tls_test.cc: Include "config.h".
11195 (t_last): Call t11_last.
11196 * testsuite/tls_test.h (t11, t11_last): Declare.
11197 * testsuite/tls_test_c.c: New file.
11198 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11199 * configure.ac: Check for OpenMP support.
11200 * configure, config.in, Makefile.in: Rebuild.
11201 * testsuite/Makefile.in: Rebuild.
11202
edfbb029
CC		 112032008-04-16 Cary Coutant <ccoutant@google.com>
11204
11205 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11206 (Target_i386::tls_base_symbol_defined_): New field.
11207 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11208 (Target_i386::Scan::global): Likewise.
11209 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11210 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11211 (Target_x86_64::tls_base_symbol_defined_): New field.
11212 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11213 (Target_x86_64::Scan::global): Likewise.
11214
f3c69fca
CC		 112152008-04-16 Cary Coutant <ccoutant@google.com>
11216
11217 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11218 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11219 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11220 building shared libraries.
11221 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11222 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11223 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11224 * testsuite/Makefile.in: Rebuild.
11225 * testsuite/weak_undef.h: New file.
11226 * testsuite/weak_undef_file1.cc: Add extra test cases.
11227 * testsuite/weak_undef_file2.cc: Likewise.
11228 * testsuite/weak_undef_test.cc: Likewise.
11229
7c414435
DM		 112302008-04-16 David S. Miller <davem@davemloft.net>
11231
32b769e1
DM		 11232 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11233 Add issued_non_pic_error_ field. Declare check_non_pic.
11234 (Target_sparc::Scan::check_non_pic): New function.
11235 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11236 (Target_sparc::Scan::global): Likewise.
11237
11936fb1
DM		 11238 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11239 * configure: Rebuild.
11240
7c414435
DM		 11241 * options.h (DEFINE_enable): New macro.
11242 (new_dtags): New enable option.
11243 (initfirst, interpose, loadfltr, nodefaultlib,
11244 nodelete, nodlopen, nodump): New -z options.
11245 * layout.cc (Layout:finish_dynamic_section): If new
11246 dtags enabled, emit DT_RUNPATH. Also, emit a
11247 DT_FLAGS_1 containing any specified -z flags.
11248
85c7bf8b
ILT		 112492008-04-16 Ian Lance Taylor <iant@google.com>
11250
12c0daef
ILT		 11251 * copy-relocs.cc: New file.
11252 * copy-relocs.h: New file.
11253 * reloc.cc: Remove Copy_relocs code.
11254 * reloc.h: Likewise.
11255 * reloc-types.h (struct Reloc_types) [both versions]: Add
11256 get_reloc_addend_noerror.
11257 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11258 variants of add_global which take an addend which must be zero.
11259 * i386.cc: Include "copy-relocs.h".
11260 (class Target_i386): Change type of copy_relocs_ to variable,
11261 update initializer.
11262 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11263 Change all callers.
11264 (Target_i386::do_finalize_sections): Change handling of
11265 copy_relocs_.
11266 * sparc.cc: Include "copy-relocs.h".
11267 (class Target_sparc): Change type of copy_relocs_ to variable,
11268 update initializer.
11269 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11270 Change all callers.
11271 (Target_sparc::do_finalize_sections): Change handling of
11272 copy_relocs_.
11273 * x86_64.cc: Include "copy-relocs.h".
11274 (class Target_x86_64): Change type of copy_relocs_ to variable,
11275 update initializer.
11276 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11277 class. Change all callers.
11278 (Target_x86_64::do_finalize_sections): Change handling of
11279 copy_relocs_.
11280 * Makefile.am (CCFILES): Add copy-relocs.cc.
11281 (HFILES): Add copy-relocs.h.
11282
4f4995b6
ILT		 11283 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11284
85c7bf8b
ILT		 11285 * testsuite/script_test_4.sh: Permit leading zeroes.
11286
4f2a9edd
ILT		 112872008-04-15 Ian Lance Taylor <iant@google.com>
11288
e6188289
ILT		 11289 * script-sections.cc (Script_sections::create_segments): Use
11290 header_size_adjustment even when there is enough room for the
11291 headers.
11292 * testsuite/script_test_4.sh: New file.
11293 * testsuite/script_test_4.t: New file.
11294 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11295 (check_DATA): Add script_test_4.stdout.
11296 (MOSTLYCLEANFILES): Likewise.
11297 (script_test_4): New target.
11298 (script_test_4.stdout): New target.
11299 * testsuite/Makefile.in: Rebuild.
11300
4f2a9edd
ILT		 11301 * sparc.cc: Add definitions for Output_data_plt_sparc class
11302 constants.
11303
f5314dd5
DM		 113042008-04-14 David S. Miller <davem@davemloft.net>
11305
11306 * sparc.cc: New file.
11307 * Makefile.am (TARGETSOURCES): Add sparc.cc
11308 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11309 * configure.tgt: Document targ_extra_size and
11310 targ_extra_big_endian. Add entries for sparc-* and
11311 sparc64-*.
11312 * configure.ac: Handle targ_extra_size and
11313 targ_extra_big_endian.
11314 * Makefile.in: Rebuild.
11315 * configure: Likewise.
11316 * po/POTFILES.in: Likewise.
11317 * po/gold.pot: Likewise.
11318
154e0e9a
ILT		 113192008-04-14 Ian Lance Taylor <iant@google.com>
11320
11321 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11322 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11323 in the name/type/flags to section mapping. Don't call
11324 allocate_output_section.
11325 (Layout::choose_output_section): Change parameter from adjust_name
11326 to is_input_section. Don't permit input sections after sections
11327 are attached to segments. Don't call allocate_output_section.
11328 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11329 not write_enable_output_section.
11330 (Layout::make_output_section): Don't push to
11331 unattached_section_list_ nor call attach_to_segment. Call
11332 attach_section_to_segment if sections are attached.
11333 (Layout::attach_sections_to_segments): New function.
11334 (Layout::attach_section_to_segment): New function.
11335 (Layout::attach_allocated_section_to_segment): Rename from
11336 attach_to_segment. Remove flags parameter.
11337 (Layout::allocate_output_section): Remove function.
11338 (Layout::write_enable_output_section): Remove function.
11339 * layout.h (class Layout): Update for above changes. Add new
11340 field sections_are_attached_.
11341 * output.h (Output_section::update_flags_for_input_section): New
11342 function.
11343 * output.cc (Output_section::add_input_section): Call
11344 update_flags_for_input_section.
11345 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11346
009a67a2
CC		 113472008-04-11 Cary Coutant <ccoutant@google.com>
11348
11349 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11350 thought unnecessary.
11351 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11352
759b1a24
ILT		 113532008-04-11 Ian Lance Taylor <iant@google.com>
11354
11355 * output.h (class Output_section_data): Remove inline definition
11356 of set_addralign.
11357 * output.cc (Output_section_data::set_addralign): New function.
11358
c2b45e22
CC		 113592008-04-11 Cary Coutant <ccoutant@google.com>
11360
11361 Add support for TLS descriptors for i386 and x86_64.
11362 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11363 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11364 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11365 GOT_TYPE_TLS_DESC.
11366 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11367 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11368 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11369 relocations.
11370 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11371 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11372 Fix problem with initial-exec relocations.
11373 (Target_i386::Relocate::relocate_tls): Likewise.
11374 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11375 relaxation.
11376 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11377 support for section-plus-offset dynamic table entries.
11378 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11379 (Output_data_dynamic::Dynamic_entry): Add support for
11380 section-plus-offset dynamic table entries.
11381 (Output_data_dynamic::Classification): Likewise.
11382 (Output_data_dynamic::classification_): Renamed offset_.
11383 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11384 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11385 (Target_x86_64::make_plt_section): New function.
11386 (Target_x86_64::reserve_tlsdesc_entries): New function.
11387 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11388 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11389 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11390 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11391 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11392 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11393 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11394 add extra PLT entry for TLS descriptors.
11395 (Output_data_plt_x86_64::got_): New field.
11396 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11397 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11398 fields.
11399 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11400 descriptors.
11401 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11402 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11403 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11404 R_386_TLS_DESC_CALL relocations.
11405 (Target_x86_64::Scan::global): Likewise.
11406 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11407 for TLS descriptors.
11408 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11409 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11410 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11411 GD-to-IE relaxation.
11412 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11413 and TLS_DESCRIPTORS.
11414 * Makefile.in: Rebuild.
11415 * configure: Rebuild.
11416 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11417 (tls_test_shared2.so): New target.
11418 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11419 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11420 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11421 (tls_shared_gd_to_ie_test_LDADD): New variable.
11422 (tls_shared_gnu2_gd_to_ie_test): New target.
11423 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11424 New targets.
11425 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11426 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11427 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11428 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11429 (tls_shared_gnu2_test): New target.
11430 (tls_test_gnu2_shared.so): New target.
11431 (tls_shared_gnu2_test_SOURCES): New variable.
11432 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11433 (tls_shared_gnu2_test_LDFLAGS): New variable.
11434 (tls_shared_gnu2_test_LDADD): New variable.
11435 * testsuite/Makefile.in: Rebuild.
11436 * testsuite/Makefile.
11437
83bfb6b7
ILT		 114382008-04-11 Ian Lance Taylor <iant@google.com>
11439
11440 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11441 justsyms.t.
11442 * testsuite/Makefile.in: Rebuild.
11443
11444 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11445 long.
11446 * testsuite/script_test_2.cc (main): Adjust test.
11447
706e1f5e
ILT		 114482008-04-11 David S. Miller <davem@davemloft.net>
11449 Ian Lance Taylor <iant@google.com>
11450
11451 * options.h (General_options): Add entries for '-Y' and
11452 '-relax'.
11453 * options.cc (General_options:finalize): If -Y was used, add those
11454 entries to the library path instead of the default "/lib" and
11455 "/usr/lib".
11456
7c98e6bb
DM		 114572008-04-11 David S. Miller <davem@davemloft.net>
11458
11459 * testsuite/justsyms.t: Start at 0x100.
11460 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11461 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11462 long.
11463 * testsuite/script_test_2.cc: Adjust string and section length
11464 checks.
7c98e6bb 11465
99a37bfd
ILT		 114662008-04-09 Ian Lance Taylor <iant@google.com>
11467
2cefc357
ILT		 11468 PR gold/5996
11469 * script-sections.cc (Sections_element::allocate_to_segment): Add
11470 orphan parameter.
11471 (Output_section_definition::allocate_to_segment): Likewise.
11472 (Orphan_output_section::allocate_to_segment): Likewise.
11473 (Script_sections::attach_sections_using_phdrs_clause): Don't
11474 propagate non-PT_LOAD segments to orphan sections.
11475 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11476 readelf rather than objdump.
11477 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11478 .interp section and PT_INTERP segment are the same size.
11479 * testsuite/Makefile.in: Rebuild.
11480
99a37bfd
ILT		 11481 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11482 aliases for symbols defined in the same object.
11483 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11484 (weak_alias_test_SOURCES): New variable.
11485 (weak_alias_test_DEPENDENCIES): New variable.
11486 (weak_alias_test_LDFLAGS): New variable.
11487 (weak_alias_test_LDADD): New variable.
11488 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11489 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11490 (weak_alias_test_3.o): New target.
11491 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11492 * testsuite/weak_alias_test_main.cc: New file.
11493 * testsuite/weak_alias_test_1.cc: New file.
11494 * testsuite/weak_alias_test_2.cc: New file.
11495 * testsuite/weak_alias_test_3.cc: New file.
11496
780e49c5
ILT		 114972008-04-08 Ian Lance Taylor <iant@google.com>
11498
cdb0b8f5
ILT		 11499 * options.h (class General_options): Add --noinhibit-exec option.
11500 * main.cc (main): Check --noinhibit-exec.
11501
0864d551
ILT		 11502 * options.h (class General_options): Define --wrap as a special
11503 option. Add wrap_symbols_ field.
11504 (General_options::any_wrap_symbols): New function.
11505 (General_options::is_wrap_symbol): New function.
11506 * options.cc (General_options::parse_wrap): New function.
11507 (General_options::General_options): Initialize wrap_symbols_.
11508 * symtab.cc (Symbol_table::wrap_symbol): New function.
11509 (Symbol_table::add_from_object): Handle --wrap.
11510 * symtab.h (class Symbol_table): Declare wrap_symbol.
11511 * target.h (Target::wrap_char): New function.
11512 (Target::Target_info): Add wrap_char field.
11513 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11514 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11515 * testsuite/testfile.cc (Target_test::test_target_info):
11516 Likewise.
11517
789aa6de
ILT		 11518 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11519 there is one.
11520
2c38906f
ILT		 11521 * layout.h (class Layout): Add added_eh_frame_data_ field.
11522 * layout.cc (Layout::Layout): Initialize new field.
11523 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11524 output section until we find a section we merged successfully.
11525 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11526 that the size be non-zero.
11527
780e49c5
ILT		 11528 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11529 qualifier.
11530
7fcd0256
ILT		 115312008-04-08 Craig Silverstein <csilvers@google.com>
11532
11533 * configure.ac: Export new conditional variable HAVE_ZLIB.
11534 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11535 on HAVE_ZLIB.
11536 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11537 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11538
6835af53
ILT		 115392008-04-07 Ian Lance Taylor <iant@google.com>
11540
e24f324c
ILT		 11541 * version.cc (version_string): Set to "1.5".
11542
a036edd8
ILT		 11543 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11544 Add issued_non_pic_error_ field. Declare check_non_pic.
11545 (Target_x86_64::Scan::check_non_pic): New function.
11546 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11547 (Target_x86_64::Scan::global): Likewise.
11548
624f8810
ILT		 11549 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11550 addend parameter. Change caller. Handle merge sections.
11551 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11552 Address to Addend. Don't add in the result of
11553 local_section_offset, pass down the addend and use the returned
11554 value.
11555 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11556 Update declarations of local_section_offset and symbol_value.
11557 * testsuite/two_file_test_1.cc (t18): New function.
11558 * testsuite/two_file_test_2.cc (f18): New function.
11559 * testsuite/two_file_test_main.cc (main): Call t18.
11560 * testsuite/two_file_test.h (t18, f18): Declare.
11561
6835af53
ILT		 11562 * configure.ac: Don't test for objdump, c++filt, or readelf.
11563 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11564 conditionals.
11565 (TEST_READELF): New variable.
11566 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11567 (check_PROGRAMS): Add two_file_strip_test.
11568 (two_file_strip_test): New target.
11569 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11570 (two_file_same_shared_strip_test_SOURCES): New variable.
11571 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11572 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11573 (two_file_same_shared_strip_test_LDADD): New variable.
11574 (two_file_shared_strip.so): New target.
11575 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11576 (ver_test_5.syms, ver_test_7.syms): Likewise.
11577 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11578 (strip_test_3.stdout): Use TEST_OBJDUMP.
11579 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11580
86925eef
CC		 115812008-04-04 Cary Coutant <ccoutant@google.com>
11582
11583 * symtab.h (Symbol::is_weak_undefined): New function.
11584 (Symbol::is_strong_undefined): New function.
11585 (Symbol::is_absolute): New function.
11586 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11587 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11588 absolute symbols.
11589 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11590 (weak_undef_test): New target.
11591 * testsuite/Makefile.in: Rebuild.
11592 * testsuite/weak_undef_file1.cc: New file.
11593 * testsuite/weak_undef_file2.cc: New file.
11594 * testsuite/weak_undef_test.cc: New file.
11595
126f3ece
ILT		 115962008-04-03 Craig Silverstein <csilvers@google.com>
11597
11598 * compressed_output.h (class Output_compressed_section): Use
11599 unsigned buffer.
11600 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11601 add zlib header.
11602 (zlib_compressed_suffix): Removed.
11603 (Output_compressed_section::set_final_data_size): Use unsigned
11604 buffers.
11605 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11606 Fix linker invocation.
11607 (flagstest_o_specialfile_and_compress_debug_sections):
11608 Likewise.
11609 * testsuite/Makefile.in: Regenerated.
11610
deae2a14
DM		 116112008-04-02 David S. Miller <davem@davemloft.net>
11612
11613 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11614 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11615
70752818
ILT		 116162008-04-02 Craig Silverstein <csilvers@google.com>
11617
11618 * TODO: New file.
11619
39d0cb0e
ILT		 116202008-04-02 Ian Lance Taylor <iant@google.com>
11621
11622 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11623 parameters. Update for new key type to views_. Change all
11624 callers.
11625 (File_read::read): Adjust for byteshift in returned view.
11626 (File_read::add_view): New function, broken out of
11627 find_and_make_view.
11628 (File_read::make_view): New function, broken out of
11629 find_and_make_view.
11630 (File_read::find_or_make_view): Add offset and aligned
11631 parameters. Rewrite accordingly. Change all callers.
11632 (File_read::get_view): Add offset and aligned parameters. Adjust
11633 for byteshift in return value.
11634 (File_read::get_lasting_view): Likewise.
11635 * fileread.h (class File_read): Update declarations.
11636 (class File_read::View): Add byteshift_ field. Add byteshift to
11637 constructor. Add byteshift method.
11638 * archive.h (Archive::clear_uncached_views): New function.
11639 (Archive::get_view): Add aligned parameter. Change all callers.
11640 * object.h (Object::get_view): Add aligned parameter. Change all
11641 callers.
11642 (Object::get_lasting_view): Likewise.
11643
11644 * fileread.cc (File_read::release): Don't call clear_views if
11645 there are multiple objects.
11646 * fileread.h (File_read::clear_uncached_views): New function.
11647 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11648 on the archive.
11649
a1207466
CC		 116502008-03-31 Cary Coutant <ccoutant@google.com>
11651
11652 Add thin archive support.
11653 * archive.cc (Archive::armagt): New const.
11654 (Archive::setup): Remove task parameter and calls to unlock.
11655 (Archive::unlock_nested_archives): New function.
11656 (Archive::read_header): Add nested_off parameter. Change
11657 all callers.
11658 (Archive::interpret_header): Likewise.
11659 (Archive::include_all_members): Change to handle thin
11660 archives.
11661 (Archive::include_member): Likewise.
11662 * archive.h (Archive::Archive): Add new parameters and
11663 initializers.
11664 (Archive::armagt): New const.
11665 (Archive::setup): Remove task parameter.
11666 (Archive::unlock_nested_archives): New function.
11667 (Archive::read_header): Add nested_off parameter.
11668 (Archive::interpret_header): Likewise.
11669 (Archive::Nested_archive_table): New typedef.
11670 (Archive::is_thin_archive_): New field.
11671 (Archive::nested_archives_): New field.
11672 (Archive::options_): New field.
11673 (Archive::dirpath_): New field.
11674 (Archive::task_): New field.
11675 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11676 for thin archives. Pass additional parameters to
11677 Archive::Archive. Unlock the archive file after calling
11678 Archive::setup.
cd536b21 11679
479f6503
ILT		 116802008-03-29 Ian Lance Taylor <iant@google.com>
11681
686c8caf
ILT		 11682 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11683 version symbol to be local.
11684 * testsuite/ver_test_4.sh: New file.
11685 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11686 (check_DATA): Add ver_test_4.syms.
11687 (ver_test_4.syms): New target.
11688 * testsuite/Makefile.in: Rebuild.
11689
ab794b6b
ILT		 11690 * output.cc
11691 (Output_section::Input_section_sort_entry::has_priority): New
11692 function.
11693 (Output_section::Input_section_sort_entry::match_file_name): New
11694 function.
11695 (Output_section::Input_section_sort_entry::match_section_name):
11696 Remove.
11697 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11698 Remove.
11699 (Output_section::Input_section_sort_entry::match_section_file):
11700 Remove.
11701 (Output_section::Input_section_sort_compare::operator()): Rewrite
11702 using new Input_section_sort_entry functions. Sort crtbegin and
11703 crtend first. Sort sections with no priority before sections with
11704 a priority.
11705 * testsuite/initpri1.c (d3): Check j != 4.
11706 (cd5): New constructor/destructor function.
11707 (main): Check j != 2.
11708
479f6503
ILT		 11709 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11710 new symbol when resolving, don't call set_is_default.
11711 * testsuite/ver_test_7.cc: New file.
11712 * testsuite/ver_test_7.sh: New file.
11713 * testsuite/Makefile.am (ver_test_7.so): New target.
11714 (ver_test_7.o): New target.
11715 (check_SCRIPTS): Add ver_test_7.sh.
11716 (check_DATA): Add ver_test_7.syms.
11717 (ver_test_7.syms): New target.
11718
2fd32231
ILT		 117192008-03-28 Ian Lance Taylor <iant@google.com>
11720
11721 * layout.cc (Layout::layout): If we see an input section with a
11722 name that needs sorting, set the must_sort flag for the output
11723 section.
11724 (Layout::make_output_section): If the name of the output section
11725 indicates that it might require sorting, set the may_sort flag.
11726 * output.h (Output_section::may_sort_attached_input_sections): New
11727 function.
11728 (Output_section::set_may_sort_attached_input_sections): New
11729 function.
11730 (Output_section::must_sort_attached_input_sections): New
11731 function.
11732 (Output_section::set_must_sort_attached_input_sections): New
11733 function.
11734 (class Output_section): Declare Input_section_sort_entry. Define
11735 Input_section_sort_compare. Declare
11736 sort_attached_input_sections. Add new fields:
11737 may_sort_attached_input_sections_,
11738 must_sort_attached_input_sections_,
11739 attached_input_sections_are_sorted_.
11740 * output.cc (Output_section::Output_section): Initialize new
11741 fields.
11742 (Output_section::add_input_section): Add an entry to
11743 input_sections_ if may_sort or must_sort are true.
11744 (Output_section::set_final_data_size): Call
11745 sort_attached_input_sections if necessary.
11746 (Output_section::Input_section_sort_entry): Define new class.
11747 (Output_section::Input_section_sort_compare::operator()): New
11748 function.
11749 (Output_section::sort_attached_input_sections): New function.
11750 * configure.ac: Check whether the compiler supports constructor
11751 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11752 * testsuite/initpri1.c: New file.
11753 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11754 CONSTRUCTOR_PRIORITY.
11755 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11756 (initpri1_LDFLAGS): New variable.
11757 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11758
18e6b24e
ILT		 117592008-03-27 Ian Lance Taylor <iant@google.com>
11760
49bdd526
ILT		 11761 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11762 * testsuite/common_test_1.c: New file.
11763 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11764 (common_test_1_SOURCES): New variable.
11765 (common_test_1_DEPENDENCIES): New variable.
11766 (common_test_1_LDFLAGS): New variable.
11767
18e6b24e
ILT		 11768 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11769 and commons_ correctly when NAME/VERSION does not override
11770 NAME/NULL.
11771 * testsuite/ver_test_6.c: New file.
11772 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11773 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11774 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11775
04bf7072
ILT		 117762008-03-26 Ian Lance Taylor <iant@google.com>
11777
5871526f
ILT		 11778 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11779 of an undefined symbol from a version script.
11780 * testsuite/Makefile.am (ver_test_5.so): New target.
11781 (ver_test_5.o): New target.
11782 (check_SCRIPTS): Add ver_test_5.sh.
11783 (check_DATA): Add ver_test_5.syms.
11784 (ver_test_5.syms): New target.
11785 * testsuite/ver_test_5.cc: New file.
11786 * testsuite/ver_test_5.script: New file.
11787 * testsuite/ver_test_5.sh: New file.
11788 * Makefile.in, testsuite/Makefile.in: Rebuild.
11789
04bf7072
ILT		 11790 PR gold/5986
11791 Fix problems building gold with gcc 4.3.0.
11792 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11793 (gold_error_at_location, gold_warning_at_location): Use it.
11794 * configure.ac: Check whether we can compile and use a template
11795 function with a printf attribute.
11796 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11797 when jumping over bytes.
11798 * object.cc: Instantiate Object::read_section_data.
11799 * debug.h: Include <cstring>
11800 * dwarf_reader.cc: Include <algorithm>
11801 * main.cc: Include <cstring>.
11802 * options.cc: Include <cstring>.
11803 * output.cc: Include <cstring>.
11804 * script.cc: Include <cstring>.
11805 * script.h: Include <string>.
11806 * symtab.cc: Include <cstring> and <algorithm>.
11807 * target-select.cc: Include <cstring>.
11808 * version.cc: Include <string>.
11809 * testsuite/testmain.cc: Include <cstdlib>.
11810 * configure, config.in: Rebuild.
11811
874c5b28
ILT		 118122008-03-25 Ian Lance Taylor <iant@google.com>
11813
819d6c3a
ILT		 11814 * options.cc: Include "../bfd/bfdver.h".
11815 (options::help): Print bug reporting address.
11816
f4b2c6f5
ILT		 11817 * version.cc (print_version): Adjust output for current value of
11818 BFD_VERSION_STRING.
11819
11820 * NEWS: New file.
11821
e96caa79
ILT		 11822 * options.cc (options::help): Print list of supported targets.
11823 * target-select.h: Include <vector>.
11824 (class Target_selector): Make machine_, size_, and is_big_endian_
11825 fields const. Add bfd_name_ and instantiated_target_ fields.
11826 (Target_selector::Target_selector): Add bfd_name parameter.
11827 (Target_selector::recognize): Make non-virtual, call
11828 do_recognize.
11829 (Target_selector::recognize_by_name): Make non-virtual, call
11830 do_recognize_by_name.
11831 (Target_selector::supported_names): New function.
11832 (Target_selector::bfd_name): New function.
11833 (Target_selector::do_instantiate_target): New pure virtual
11834 function.
11835 (Target_selector::do_recognize): New virtual function.
11836 (Target_selector::do_recognize_by_name): New virtual function.
11837 (Target_selector::instantiate_target): New private function.
11838 (supported_target_names): Declare.
11839 * target-select.cc (Target_selector::Target_selector): Update for
11840 new parameter and fields.
11841 (select_target_by_name): Check that the name matches before
11842 calling recognize_by_name.
11843 (supported_target_names): New function.
11844 * i386.cc (class Target_selector_i386): Update Target_selector
11845 constructor call. Remove recognize and recognize_by_name. Add
11846 do_instantiate_target.
11847 * x86_64.cc (class Target_selector_x86_64): Likewise.
11848 * testsuite/testfile.cc (class Target_selector_test): Update for
11849 changes to Target_selector.
11850
874c5b28
ILT		 11851 * README: Rewrite, with some notes on unsupported features.
11852
0a65a3a7
CC		 118532008-03-24 Cary Coutant <ccoutant@google.com>
11854
11855 * i386.cc (Target_i386::Got_type): New enum declaration.
11856 (Target_i386::Scan::local): Updated callers of Output_data_got
11857 member functions.
11858 (Target_i386::Scan::global): Likewise.
11859 (Target_i386::Relocate::relocate): Likewise.
11860 (Target_i386::Relocate::relocate_tls): Likewise.
11861 * object.h (Got_offset_list): New class.
11862 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11863 (Sized_relobj::local_got_offset): Likewise.
11864 (Sized_relobj::set_local_got_offset): Likewise.
11865 (Sized_relobj::local_has_tls_got_offset): Removed.
11866 (Sized_relobj::local_tls_got_offset): Removed.
11867 (Sized_relobj::set_local_tls_got_offset): Removed.
11868 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11869 * output.cc (Output_data_got::add_global): Added got_type parameter.
11870 (Output_data_got::add_global_with_rel): Likewise.
11871 (Output_data_got::add_global_with_rela): Likewise.
11872 (Output_data_got::add_global_pair_with_rel): New function.
11873 (Output_data_got::add_global_pair_with_rela): New function.
11874 (Output_data_got::add_local): Added got_type parameter.
11875 (Output_data_got::add_local_with_rel): Likewise.
11876 (Output_data_got::add_local_with_rela): Likewise.
11877 (Output_data_got::add_local_pair_with_rel): New function.
11878 (Output_data_got::add_local_pair_with_rela): New function.
11879 (Output_data_got::add_global_tls): Removed.
11880 (Output_data_got::add_global_tls_with_rel): Removed.
11881 (Output_data_got::add_global_tls_with_rela): Removed.
11882 (Output_data_got::add_local_tls): Removed.
11883 (Output_data_got::add_local_tls_with_rel): Removed.
11884 (Output_data_got::add_local_tls_with_rela): Removed.
11885 * output.h (Output_data_got::add_global): Added got_type parameter.
11886 (Output_data_got::add_global_with_rel): Likewise.
11887 (Output_data_got::add_global_with_rela): Likewise.
11888 (Output_data_got::add_global_pair_with_rel): New function.
11889 (Output_data_got::add_global_pair_with_rela): New function.
11890 (Output_data_got::add_local): Added got_type parameter.
11891 (Output_data_got::add_local_with_rel): Likewise.
11892 (Output_data_got::add_local_with_rela): Likewise.
11893 (Output_data_got::add_local_pair_with_rel): New function.
11894 (Output_data_got::add_local_pair_with_rela): New function.
11895 (Output_data_got::add_global_tls): Removed.
11896 (Output_data_got::add_global_tls_with_rel): Removed.
11897 (Output_data_got::add_global_tls_with_rela): Removed.
11898 (Output_data_got::add_local_tls): Removed.
11899 (Output_data_got::add_local_tls_with_rel): Removed.
11900 (Output_data_got::add_local_tls_with_rela): Removed.
11901 * resolve.cc (Symbol::override_base_with_special): Removed
11902 reference to has_got_offset_ field.
11903 * symtab.cc (Symbol::init_fields): Replaced initialization
11904 of got_offset_ with got_offsets_. Removed initialization
11905 of has_got_offset_
53fcba31 11906 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11907 (Symbol::got_offset): Likewise.
11908 (Symbol::set_got_offset): Likewise.
11909 (Symbol::has_tls_got_offset): Removed.
11910 (Symbol::tls_got_offset): Removed.
11911 (Symbol::set_tls_got_offset): Removed.
11912 (Symbol::got_offset_): Removed.
11913 (Symbol::tls_mod_got_offset_): Removed.
11914 (Symbol::tls_pair_got_offset_): Removed.
11915 (Symbol::got_offsets_): New field.
11916 (Symbol::has_got_offset): Removed.
11917 (Symbol::has_tls_mod_got_offset): Removed.
11918 (Symbol::has_tls_pair_got_offset): Removed.
11919 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11920 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11921 member functions.
11922 (Target_x86_64::Scan::global): Likewise.
11923 (Target_x86_64::Relocate::relocate): Likewise.
11924 (Target_x86_64::Relocate::relocate_tls): Likewise.
11925
bd52eafb
BE		 119262008-03-25 Ben Elliston <bje@au.ibm.com>
11927
11928 * yyscript.y: Fix spelling error in comment.
11929
8b105e34
ILT		 119302008-03-24 Ian Lance Taylor <iant@google.com>
11931
8ed814a9
ILT		 11932 * options.h (class General_options): Define build_id option.
11933 * layout.h (class Layout): Declare write_build_id, create_note,
11934 create_build_id. Add build_id_note_ member.
11935 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11936 "libiberty.h", "md5.h", "sha1.h".
11937 (Layout::Layout): Initialize eh_frame_data_,
11938 eh_frame_hdr_section_, and build_id_note_.
11939 (Layout::finalize): Call create_build_id.
11940 (Layout::create_note): New function, broken out of
11941 Layout::create_gold_note.
11942 (Layout::create_gold_note): Call create_note.
11943 (Layout::create_build_id): New function.
11944 (Layout::write_build_id): New function.
11945 (Close_task_runner::run): Call write_build_id.
11946
8b105e34
ILT		 11947 * x86_64.cc: Correct license to GPLv3.
11948
086a1841
ILT		 119492008-03-23 Ian Lance Taylor <iant@google.com>
11950
11951 * options.cc: Include "demangle.h".
11952 (parse_optional_string): New function.
11953 (parse_long_option): Handle takes_optional_argument.
11954 (parse_short_option): Update dash_z initializer. Handle
11955 takes_optional_argument.
11956 (General_options::General_options): Initialize do_demangle_.
11957 (General_options::finalize): Set do_demangle_. Handle demangling
11958 style.
11959 * options.h (parse_optional_string): Declare.
11960 (struct One_option): Add optional_arg field. Update constructor.
11961 Update call constructor calls. Add takes_optional_argument
11962 function.
11963 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11964 (DEFINE_optional_string): Define.
11965 (General_options::demangle): Change from DEFINE_bool to
11966 DEFINE_optional_string.
11967 (General_options::no_demangle): New function.
11968 (General_options::do_demangle): New function.
11969 (General_options::set_do_demangle): New function.
11970 (General_options::execstack_status_): Move definition to end of
11971 class definition.
11972 (General_options::static_): Likewise.
11973 (General_options::do_demangle_): New field.
11974 * object.cc (big_endian>::get_symbol_location_info): Call
11975 Options::do_demangle, not Options::demangle.
11976 * symtab.cc (demangle): Likewise.
11977
cbb93e63
ILT		 119782008-03-22 Ian Lance Taylor <iant@google.com>
11979
11980 * gold.h: Include <cstddef> and <sys/types.h>
11981 * options.h: Include <cstring>.
11982
ec531623
ILT		 119832008-03-21 Ian Lance Taylor <iant@google.com>
11984
11985 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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