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[deliverable/binutils-gdb.git] / gold / ChangeLog
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66570254
CC		 12011-08-29 Cary Coutant <ccoutant@google.com>
2
3 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
4 casts to match formatting specs.
5 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
6
8ea8cd50
CC		 72011-08-26 Cary Coutant <ccoutant@google.com>
8
9 * layout.cc (Free_list::allocate): Provide guarantee of minimum
10 remaining hole size when allocating.
11 (Layout::make_output_section): Set fill methods for debug sections.
12 * layout.h (Free_list::Free_list_node): Move from private to
13 public.
14 (Free_list::set_min_hole_size): New function.
15 (Free_list::begin, Free_list::end): New functions.
16 (Free_list::min_hole_): New data member.
17 * output.cc: Include dwarf.h.
18 (Output_fill_debug_info::do_minimum_hole_size): New function.
19 (Output_fill_debug_info::do_write): New function.
20 (Output_fill_debug_line::do_minimum_hole_size): New function.
21 (Output_fill_debug_line::do_write): New function.
22 (Output_section::Output_section): Initialize new data member.
23 (Output_section::set_final_data_size): Ensure patch space is larger
24 than minimum hole size.
25 (Output_section::do_write): Fill holes in debug sections.
26 * output.h (Output_fill): New class.
27 (Output_fill_debug_info): New class.
28 (Output_fill_debug_line): New class.
29 (Output_section::set_free_space_fill): New function.
30 (Output_section::free_space_fill_): New data member.
31 * testsuite/Makefile.am (incremental_test_3): Add
32 --incremental-patch option.
33 (incremental_test_4): Likewise.
34 (incremental_test_5): Likewise.
35 (incremental_test_6): Likewise.
36 (incremental_copy_test): Likewise.
37 (incremental_common_test_1): Likewise.
38 * testsuite/Makefile.in: Regenerate.
39
7cf80422
NC		 402011-08-26 Nick Clifton <nickc@redhat.com>
41
42 * po/es.po: Updated Spanish translation.
43
c3f7b0e5
CC		 442011-08-01 Cary Coutant <ccoutant@google.com>
45
46 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
47 * gold/testsuite/Makefile.in: Regenerate.
48 * gold/testsuite/justsyms_exec.c: New source file.
49 * gold/testsuite/justsyms_lib.c: New source file.
50
9590bf25
CC		 512011-08-01 Cary Coutant <ccoutant@google.com>
52
53 * layout.cc (Layout::set_segment_offsets): Don't realign text
54 segment if -Ttext was specified.
55 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
56 file type.
57 * object.h (Sized_relobj_file::e_type): New function.
58 (Sized_relobj_file::e_type_): New data member.
59 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
60 base address for ET_EXEC files.
61 * target.cc (Target::do_make_elf_object_implementation): Allow
62 ET_EXEC files with --just-symbols option.
63
dcd8d12e
CC		 642011-07-28 Cary Coutant <ccoutant@google.com>
65
66 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
67 Add thread_number parameter.
68 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
69 * workqueue-threads.cc
70 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
71 current thread if its thread number is greater than desired thread
72 count.
73 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
74 Add thread_number parameter.
75 (Workqueue::should_cancel_thread): Likewise.
76 (Workqueue::find_runnable_or_wait): Pass thread_number to
77 should_cancel_thread.
78 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
79 parameter.
80
804eb480
ST		 812011-07-22 Sriraman Tallam <tmsriram@google.com>
82
83 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
84 only after checking if it cannot be forced local.
85 * symtab.h (is_externally_visible): Check if the symbol is not forced
86 local.
87
f1ddb600
ILT		 882011-07-15 Ian Lance Taylor <iant@google.com>
89
90 * options.h (class General_options): Add --print-output-format.
91 Move -EL next to -EB, for better --help output.
92 * target-select.cc: Include <cstdio>, "options.h", and
93 "parameters.h".
94 (Target_selector::do_target_bfd_name): New function.
95 (print_output_format): New function.
96 * target-select.h (class Target_selector): Update declarations.
97 (Target_selector::target_bfd_name): New function.
98 (print_output_format): Declare.
99 * main.cc: Include "target-select.h".
100 (main): Handle --print-output-format.
101 * gold.cc: Include "target-select.h".
102 (queue_initial_tasks): Handle --print-output-format when there are
103 no input files.
104 * parameters.cc (parameters_force_valid_target): Give a better
105 error message if -EB/-EL does not match target.
106 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
107 function.
108
7d172687
ILT		 1092011-07-15 Ian Lance Taylor <iant@google.com>
110
111 * i386.cc (class Output_data_plt_i386): Add layout_ field.
112 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
113 (Output_data_plt_i386::do_write): Write address of .dynamic
114 section to first entry in .got.plt section.
115 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
116 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
117 Initialize layout_.
118 (Output_data_plt_x86_64::do_write): Write address of .dynamic
119 section to first entry in .got.plt section.
120 * layout.h (Layout::dynamic_section): New function.
121
e9552f7e
ST		 1222011-07-13 Sriraman Tallam <tmsriram@google.com>
123
124 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
125 to claim_file call.
126 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
127 input_section_position_, and input_section_glob_.
128 (read_layout_from_file): Call function section_ordering_specified.
129 * layout.h (is_section_ordering_specified): New function.
130 (section_ordering_specified): New function.
131 (section_ordering_specified_): New boolean member.
132 * main.cc(main): Call load_plugins after layout object is defined.
133 * output.cc (Output_section::add_input_section): Use
134 function section_ordering_specified to check if section ordering is
135 needed.
136 * output.cc (Output_section::add_relaxed_input_section): Use
137 function section_ordering_specified to check if section ordering is
138 needed.
139 (Output_section::update_section_layout): New function.
140 (Output_section::sort_attached_input_sections): Check if input section
141 must be reordered.
142 * output.h (Output_section::update_section_layout): New function.
143 * plugin.cc (get_section_count): New function.
144 (get_section_type): New function.
145 (get_section_name): New function.
146 (get_section_contents): New function.
147 (update_section_order): New function.
148 (allow_section_ordering): New function.
149 (Plugin::load): Add the new interfaces to the transfer vector.
150 (Plugin_manager::load_plugins): New parameter.
151 (Plugin_manager::all_symbols_read): New parameter.
152 (Plugin_manager::claim_file): New parameter. Save the elf object for
153 unclaimed objects.
154 (Plugin_manager::get_elf_object): New function.
155 (Plugin_manager::get_view): Change to directly use the bool to check
156 if get_view is called from claim_file_hook.
157 * plugin.h (input_objects): New function
158 (Plugin__manager::load_plugins): New parameter.
159 (Plugin_manager::claim_file): New parameter.
160 (Plugin_manager::get_elf_object): New function.
161 (Plugin_manager::in_claim_file_handler): New function.
162 (Plugin_manager::in_claim_file_handler_): New member.
163 (layout): New function.
164 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
165 handler with an extra parameter. Make the elf object before calling
166 claim_file handler.
167 * testsuite/plugin_test.c (get_section_count): New function pointer.
168 (get_section_type): New function pointer.
169 (get_section_name): New function pointer.
170 (get_section_contents): New function pointer.
171 (update_section_order): New function pointer.
172 (allow_section_ordering): New function pointer.
173 (onload): Check if the new interfaces exist.
174
9446efde
ILT		 1752011-07-13 Ian Lance Taylor <iant@google.com>
176
177 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
178 relro section.
179 * x86_64.cc (Target_x86_64::got_section): Likewise.
180 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
181 (relro_now_test_SOURCES): New variable.
182 (relro_now_test_DEPENDENCIES): New variable.
183 (relro_now_test_LDFLAGS): New variable.
184 (relro_now_test_LDADD): New variable.
185 (relro_now_test.so): New target.
186 * testsuite/Makefile.in: Rebuild.
187
07aa62f2
ILT		 1882011-07-12 Ian Lance Taylor <iant@google.com>
189
190 PR gold/12980
191 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
192 GLOB_DAT relocation rather than a RELATIVE relocation for a
193 protected symbol when creating a shared library.
194 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
195 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
196 * testsuite/protected_main_1.cc (main): Test that protected
197 function has same address.
198
e2153196
ILT		 1992011-07-11 Ian Lance Taylor <iant@google.com>
200
201 PR gold/12979
202 * options.h (class General_options): Add -Bgroup.
203 * options.cc (General_options::finalize): If -Bgroup is set,
204 default to --unresolved-symbols=report-all.
205 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
206 * target-reloc.h (issue_undefined_symbol_error): Handle
207 --unresolved-symbols=report-all.
208
6daf5215
ILT		 2092011-07-08 Ian Lance Taylor <iant@google.com>
210
211 PR gold/11985
212 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
213 if linker script discards key sections.
214 (Layout::create_dynamic_symtab): Likewise.
215 (Layout::assign_local_dynsym_offsets): Likewise.
216 (Layout::sized_create_version_sections): Likewise.
217 (Layout::create_interp): Likewise.
218 (Layout::finish_dynamic_section): Likewise.
219 (Layout::set_dynamic_symbol_size): Likewise.
220
beabb2c6
ILT		 2212011-07-08 Ian Lance Taylor <iant@google.com>
222
223 PR gold/12386
224 * options.h (class General_options): Add --unresolved-symbols.
225 * target-reloc.h (issue_undefined_symbol_error): Check
226 --unresolved-symbols. Add comments.
227
9c16daf1
ILT		 2282011-07-08 Ian Lance Taylor <iant@google.com>
229
230 * testsuite/odr_violation2.cc (Ordering::operator()): Make
231 expression more complex.
232
191f1a2d
ILT		 2332011-07-08 Ian Lance Taylor <iant@google.com>
234
235 PR gold/11317
236 * target-reloc.h (issue_undefined_symbol_error): New inline
237 function, broken out of relocate_section.
238 (relocate_section): Call issue_undefined_symbol_error.
239 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
240 there is no TLS segment if we are about to issue an undefined
241 symbol error.
242 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
243
62855347
ILT		 2442011-07-08 Ian Lance Taylor <iant@google.com>
245
246 PR gold/12279
247 * resolve.cc (Symbol_table::should_override): Add fromtype
248 parameter. Change all callers. Give error when linking together
249 TLS and non-TLS symbol.
250 (Symbol_table::should_override_with_special): Add fromtype
251 parameter. Change all callers.
252 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
253 there is no TLS segment if we have reported some errors.
254 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
255
67181c72
ILT		 2562011-07-08 Ian Lance Taylor <iant@google.com>
257
258 PR gold/12372
259 * target.h (Target::plt_address_for_global): New function.
260 (Target::plt_address_for_local): New function.
261 (Target::plt_section_for_global): Remove.
262 (Target::plt_section_for_local): Remove.
263 (Target::do_plt_address_for_global): New virtual function.
264 (Target::do_plt_address_for_local): New virtual function.
265 (Target::do_plt_section_for_global): Remove.
266 (Target::do_plt_section_for_local): Remove.
267 (Target::register_global_plt_entry): Add Symbol_table and Layout
268 parameters.
269 * output.cc (Output_data_got::Got_entry::write): Use
270 plt_address_for_global and plt_address_for_local.
271 * layout.cc (Layout::add_target_dynamic_tags): Use size and
272 address of output section.
273 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
274 got_irelative_, and irelative_count_ fields. Update
275 declarations.
276 (Output_data_plt_i386::has_irelative_section): New function.
277 (Output_data_plt_i386::entry_count): Add irelative_count_.
278 (Output_data_plt_i386::set_final_data_size): Likewise.
279 (class Target_i386): Add got_irelative_ and rel_irelative_
280 fields. Update declarations.
281 (Target_i386::Target_i386): Initialize new fields.
282 (Target_i386::do_plt_address_for_global): New function replacing
283 do_plt_section_for_global.
284 (Target_i386::do_plt_address_for_local): New function replacing
285 do_plt_section_for_local.
286 (Target_i386::got_section): Create got_irelative_.
287 (Target_i386::rel_irelative_section): New function.
288 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
289 fields. Don't define __rel_iplt_{start,end}.
290 (Output_data_plt_i386::add_entry): Add symtab and layout
291 parameters. Change all callers. Use different PLT and GOT for
292 IFUNC symbols.
293 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
294 layout parameters. Change all callers. Use different PLT and
295 GOT.
296 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
297 (Output_data_plt_i386::rel_irelative): New function.
298 (Output_data_plt_i386::address_for_global): New function.
299 (Output_data_plt_i386::address_for_local): New function.
300 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
301 IRELATIVE GOT when changing IFUNC GOT entries.
302 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
303 reloc.
304 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
305 if we didn't create an IRELATIVE GOT.
306 (Target_i386::Relocate::relocate): Use plt_address_for_global and
307 plt_address_for_local.
308 (Target_i386::do_dynsym_value): Use plt_address_for_global.
309 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
310 got_irelative_, and irelative_count_ fields. Update
311 declarations.
312 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
313 Initialize new fields. Remove symtab parameter. Change all
314 callers.
315 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
316 irelative_count_.
317 (Output_data_plt_x86_64::has_irelative_section): New function.
318 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
319 (class Target_x86_64): Add got_irelative_ and rel_irelative_
320 fields. Update declarations.
321 (Target_x86_64::Target_x86_64): Initialize new fields.
322 (Target_x86_64::do_plt_address_for_global): New function replacing
323 do_plt_section_for_global.
324 (Target_x86_64::do_plt_address_for_local): New function replacing
325 do_plt_section_for_local.
326 (Target_x86_64::got_section): Create got_irelative_.
327 (Target_x86_64::rela_irelative_section): New function.
328 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
329 all callers. Don't create __rel_iplt_{start,end}.
330 (Output_data_plt_x86_64::add_entry): Add symtab and layout
331 parameters. Change all callers. Use different PLT and GOT for
332 IFUNC symbols.
333 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
334 layout parameters. Change all callers. Use different PLT and
335 GOT.
336 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
337 parameters. Change all callers. Use different PLT and GOT for
338 IFUNC symbols.
339 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
340 (Output_data_plt_x86_64::rela_irelative): New function.
341 (Output_data_plt_x86_64::address_for_global): New function.
342 (Output_data_plt_x86_64::address_for_local): New function.
343 (Output_data_plt_x86_64::set_final_data_size): Likewise.
344 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
345 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
346 (Target_x86_64::register_global_plt_entry): Add symtab and layout
347 parameters.
348 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
349 reloc.
350 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
351 symbols if we didn't create an IRELATIVE GOT.
352 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
353 plt_address_for_local.
354 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
355 * testsuite/ifuncvar1.c: New test file.
356 * testsuite/ifuncvar2.c: New test file.
357 * testsuite/ifuncvar3.c: New test file.
358 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
359 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
360 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
361 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
362 * testsuite/Makefile.in: Rebuild.
363
33c15b45
CC		 3642011-07-07 Cary Coutant <ccoutant@google.com>
365
366 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
367 (two_file_test_1_ndebug.o): Likewise.
368 (two_file_test_1b_ndebug.o): Likewise.
369 (two_file_test_2_ndebug.o): Likewise.
370 (two_file_test_main_ndebug.o): Likewise.
371 (incremental_test_2): Link with no-debug versions.
372
f48b5fb7
CC		 3732011-07-06 Cary Coutant <ccoutant@google.com>
374
375 * gold/incremental.cc
376 (Output_section_incremental_inputs::write_info_blocks): Check for
377 hidden and internal symbols.
378
221597a5
CC		 3792011-07-06 Cary Coutant <ccoutant@google.com>
380
381 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
382 Check disposition for startup file.
383 (Incremental_inputs::report_command_line): Ignore
384 --incremental-startup-unchanged option.
385 * options.cc (General_options::parse_incremental_startup_unchanged):
386 New function.
387 (General_options::General_options): Initialize new data member.
388 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
389 (General_options): Add --incremental-startup-unchanged option.
390 (General_options::incremental_startup_disposition): New function.
391 (General_options::incremental_startup_disposition_): New data member.
392
e24719f6
CC		 3932011-07-06 Cary Coutant <ccoutant@google.com>
394
395 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
396 input file index to Script_info ctor.
397 (Sized_incremental_binary::do_file_has_changed): Find the
398 command-line argument for files named in scripts.
399 * incremental.h (Script_info::Script_info): New ctor
400 with input file index.
401 (Script_info::input_file_index): New function.
402 (Script_info::input_file_index_): New data member.
403 (Incremental_binary::get_library): Add const.
404 (Incremental_binary::get_script_info): Add const.
405 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
406 * testsuite/Makefile.am (incremental_test_5): New test case.
407 (incremental_test_6): New test case.
408 * testsuite/Makefile.in: Regenerate.
409
8f7c81e8
CC		 4102011-07-06 Cary Coutant <ccoutant@google.com>
411
412 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
413 debug output when command lines differ.
414
9fbd3822
CC		 4152011-07-06 Cary Coutant <ccoutant@google.com>
416
417 * incremental.cc (Incremental_inputs::report_command_line): Ignore
418 --incremental-patch option.
419 * layout.cc (Free_list::allocate): Extend allocation beyond original
420 end if enabled.
421 (Layout::make_output_section): Mark sections that should get
422 patch space.
423 * options.cc (parse_percent): New function.
424 * options.h (parse_percent): New function.
425 (DEFINE_percent): New macro.
426 (General_options): Add --incremental-patch option.
427 * output.cc (Output_section::Output_section): Initialize new data
428 members.
429 (Output_section::add_input_section): Print section name when out
430 of patch space.
431 (Output_section::add_output_section_data): Likewise.
432 (Output_section::set_final_data_size): Add patch space when
433 doing --incremental-full.
434 (Output_section::do_reset_address_and_file_offset): Remove patch
435 space.
436 (Output_segment::set_section_list_addresses): Print debug output
437 only if --incremental-update.
438 * output.h (Output_section::set_is_patch_space_allowed): New function.
439 (Output_section::is_patch_space_allowed_): New data member.
440 (Output_section::patch_space_): New data member.
441 * parameters.cc (Parameters::incremental_full): New function.
442 * parameters.h (Parameters::incremental_full): New function
443 * testsuite/Makefile.am (incremental_test_2): Add test for
444 --incremental-patch option.
445 * testsuite/Makefile.in: Regenerate.
446 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
447 (t18): Remove function body.
448
f6cccc2c
DK		 4492011-07-05 Doug Kwan <dougkwan@google.com>
450
451 PR gold/12771
452 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
453 Arm_Address type for relocation result.
454 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
455 overflow check.
456 (Arm_relocate_functions::abs32): Use unaligned access.
457 (Arm_relocate_functions::rel32): Ditto.
458 (Arm_relocate_functions::prel31): Ditto.
459 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
460 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
461 static data relocations.
462 * testsuite/Makefile.in: Regnerate.
463 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
464
28a13fec
ILT		 4652011-07-05 Ian Lance Taylor <iant@google.com>
466
467 PR gold/12392
468 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
469 symbols if necessary.
470 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
471
24d47b34
ILT		 4722011-07-05 Ian Lance Taylor <iant@google.com>
473
474 PR gold/12952
475 * resolve.cc (Symbol::override_base_with_special): Simply override
476 version with special symbol version, ignoring previous version.
477
41f9cbbe
ILT		 4782011-07-05 Ian Lance Taylor <iant@google.com>
479
480 * object.cc (Sized_relobj_file::include_section_group): Add
481 information to comment about signature location.
482
886288f1
ILT		 4832011-07-02 Ian Lance Taylor <iant@google.com>
484
485 PR gold/12957
486 * options.h (class General_options): Add -f and -F.
487 * options.cc (General_options::finalize): Fatal error if -f/-F
488 are used without -shared.
489 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
490
ae3a6d4f
ILT		 4912011-07-02 Ian Lance Taylor <iant@google.com>
492
493 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
494
21131061
ILT		 4952011-07-01 Ian Lance Taylor <iant@google.com>
496
497 PR gold/12525
498 PR gold/12952
499 * resolve.cc (Symbol::override_base_with_special): Don't override
500 the version if the overriding symbol has a different name.
501 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
502 all callers. If we give an error about an undefined version,
503 define the base version if necessary.
504 * dynobj.h (class Versions): Update declaration.
505 * testsuite/weak_alias_test_5.cc: New file.
506 * testsuite/weak_alias_test.script: New file.
507 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
508 and versioned_alias have the right value, and call t2.
509 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
510 weak_alias_test_5.so.
511 (weak_alias_test_LDADD): Likewise.
512 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
513 * testsuite/Makefile.in: Rebuild.
514
611062c0
ILT		 5152011-07-01 Ian Lance Taylor <iant@google.com>
516
517 PR gold/12525
518 * options.h (class General_options): Support -z notext.
519 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
520 -Wl,-z,notext.
521 (two_file_shared_nonpic.so): Likewise.
522 (two_file_shared_mixed.so): Likewise.
523 (two_file_shared_mixed_1.so): Likewise.
524 (weak_undef_lib_nonpic.so): Likewise.
525 (alt/weak_undef_lib_nonpic.so): Likewise.
526 (tls_test_shared_nonpic.so): Likewise.
527 * testsuite/Makefile.in: Rebuild.
528
328c7c2f
ILT		 5292011-07-01 Ian Lance Taylor <iant@google.com>
530
531 PR gold/12525
532 * configure.ac: Test whether static linking works, setting
533 the automake conditional HAVE_STATIC.
534 * testsuite/Makefile.am: Disable tests using -static if
535 HAVE_STATIC is not true.
536 * configure, testsuite/Makefile.in: Rebuild.
537
02d7cd44
ILT		 5382011-07-01 Ian Lance Taylor <iant@google.com>
539
540 PR gold/12525
541 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
542 Assert if we see DW_EH_PE_indirect.
543 * target.h (Target::ehframe_datarel_base): New function.
544 (Target::do_ehframe_datarel_base): New target function.
545 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
546 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
547 function.
548
07a60597
ILT		 5492011-07-01 Ian Lance Taylor <iant@google.com>
550
551 PR gold/12571
552 * options.h (class General_options): Add
553 --ld-generated-unwind-info.
554 * ehframe.cc (Fde::write): Add address parameter. Change all
555 callers. If associated with PLT, fill in address and size.
556 (Cie::set_output_offset): Only add merge mapping if there is an
557 object.
558 (Cie::write): Add address parameter. Change all callers.
559 (Eh_frame::add_ehframe_for_plt): New function.
560 * ehframe.h (class Fde): Update declarations. Move shndx_ and
561 input_offset_ fields into union u_, with new plt field.
562 (Fde::Fde): Adjust for new union field.
563 (Fde::Fde) [Output_data version]: New constructor.
564 (Fde::add_mapping): Only add merge mapping if there is an object.
565 (class Cie): Update declarations.
566 (class Eh_frame): Declare add_ehframe_for_plt.
567 * layout.cc (Layout::layout_eh_frame): Break out code into
568 make_eh_frame_section, and call it.
569 (Layout::make_eh_frame_section): New function.
570 (Layout::add_eh_frame_for_plt): New function.
571 * layout.h (class Layout): Update declarations.
572 * merge.cc (Merge_map::add_mapping): Add assertion.
573 * i386.cc: Include "dwarf.h".
574 (class Output_data_plt_i386): Make first_plt_entry,
575 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
576 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
577 and plt_eh_frame_fde.
578 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
579 boundary. Call add_eh_frame_for_plt if appropriate.
580 * x86_64.cc: Include "dwarf.h".
581 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
582 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
583 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
584 and plt_eh_frame_fde.
585 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
586 appropriate.
587
14788a3f
ILT		 5882011-06-29 Ian Lance Taylor <iant@google.com>
589
590 PR gold/12629
591 * object.cc (Sized_relobj_file::layout_section): Change shdr
592 parameter to be const.
593 (Sized_relobj_file::layout_eh_frame_section): New function, broken
594 out of do_layout.
595 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
596 appropriate. Call layout_eh_frame_section.
597 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
598 sections.
599 * object.h (class Sized_relobj_file): Update declarations.
600
6c21fce1
ILT		 6012011-06-29 Ian Lance Taylor <iant@google.com>
602
37e41b03 603 PR gold/12652
6c21fce1
ILT		 604 * script.cc (Token::integer_value): Accept trailing M/m/K/k
605 modifier.
606 (Lex::gather_token): Accept trailing M/m/K/k for integers.
607
4d5e4e62
ILT		 6082011-06-29 Ian Lance Taylor <iant@google.com>
609
610 PR gold/12675
611 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
612 SHT_X86_64_UNWIND.
613 * layout.cc (Layout::layout_eh_frame): Likewise.
614
886f533a
ILT		 6152011-06-29 Ian Lance Taylor <iant@google.com>
616
617 PR gold/12695
618 * layout.cc (Layout::symtab_section_shndx): New function.
619 * layout.h (class Layout): Declare symtab_section_shndx.
620 * output.cc (Output_section::write_header): Call it.
621
f3ae1b28
ILT		 6222011-06-29 Ian Lance Taylor <iant@google.com>
623
624 PR gold/12818
625 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
626 symbols which are not used in a relocation.
627
aecf301f
ILT		 6282011-06-28 Ian Lance Taylor <iant@google.com>
629
630 PR gold/12898
631 * layout.cc (Layout::segment_precedes): Don't crash if a linker
632 script create indistinguishable segments.
633 (Layout::set_segment_offsets): Use stable_sort when sorting
634 segments. Pass this to Compare_segments constructor.
635 * layout.h (class Layout): Make segment_precedes non-static.
636 (class Compare_segments): Change from struct to class. Add
637 layout_ field. Add constructor.
638 * script-sections.cc
639 (Script_sections::attach_sections_using_phdrs_clause): Rename
640 local orphan to is_orphan. Don't report failure to put empty
641 section in segment. On attachment failure, report name of
642 section, and attach to first PT_LOAD segment.
643
03ef7571
ILT		 6442011-06-28 Ian Lance Taylor <iant@google.com>
645
646 PR gold/12934
647 * target-select.cc (Target_selector::Target_selector): Add
648 emulation parameter. Change all callers.
649 (select_target_by_bfd_name): Rename from select_target_by_name.
650 Change all callers.
651 (select_target_by_emulation): New function.
652 (supported_emulation_names): New function.
653 * target-select.h (class Target_selector): Add emulation_ field.
654 Update declarations.
655 (Target_selector::recognize_by_bfd_name): Rename from
656 recognize_by_name. Change all callers.
657 (Target_selector::supported_bfd_names): Rename from
658 supported_names. Change all callers.
659 (Target_selector::recognize_by_emulation): New function.
660 (Target_selector::supported_emulations): New function.
661 (Target_selector::emulation): New function.
662 (Target_selector::do_recognize_by_bfd_name): Rename from
663 do_recognize_by_name. Change all callers.
664 (Target_selector::do_supported_bfd_names): Rename from
665 do_supported_names. Change all callers.
666 (Target_selector::do_recognize_by_emulation): New function.
667 (Target_selector::do_supported_emulations): New function.
668 (select_target_by_bfd_name): Change name in declaration.
669 (select_target_by_emulation): Declare.
670 (supported_emulation_names): Declare.
671 * parameters.cc (parameters_force_valid_target): Try to find
672 target based on emulation from -m option.
673 * options.h (class General_options): Change doc string for -m.
674 * options.cc (help): Print emulations.
675 (General_options::parse_V): Likewise.
676 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
677 Add emulation parameter. Change all callers.
678
200b2bb9
ILT		 6792011-06-28 Ian Lance Taylor <iant@google.com>
680
681 * target.h (class Target): Add osabi_ field.
682 (Target::osabi): New function.
683 (Target::set_osabi): New function.
684 (Target::Target): Initialize osabi_.
685 (Target::do_adjust_elf_header): Make pure virtual.
686 (Sized_target::do_adjust_elf_header): Declare.
687 * target.cc (Sized_target::do_adjust_elf_header): New function.
688 (class Sized_target): Instantiate all versions.
689 * freebsd.h (class Target_freebsd): Remove.
690 (Target_selector_freebsd::do_recognize): Call set_osabi on
691 Target.
692 (Target_selector_freebsd::do_recognize_by_name): Likewise.
693 (Target_selector_freebsd::set_osabi): Remove.
694 * i386.cc (class Target_i386): Inherit from Sized_target rather
695 than Target_freebsd.
696 * x86_64.cc (class Target_x86_64): Likewise.
697
b3ce541e
ILT		 6982011-06-28 Ian Lance Taylor <iant@google.com>
699
700 * target.h (Target::can_check_for_function_pointers): Rewrite.
701 Make non-virtual.
702 (Target::can_icf_inline_merge_sections): Likewise.
703 (Target::section_may_have_icf_unsafe_poineters): Likewise.
704 (Target::Target_info): Add can_icf_inline_merge_sections field.
705 (Target::do_can_check_for_function_pointers): New virtual
706 function.
707 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
708 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
709 from can_check_for_function_pointers, move in file.
710 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
711 section_may_have_icf_unsafe_poineters, move in file.
712 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
713 * i386.cc (Target_i386::do_can_check_for_function_pointers):
714 Rename from can_check_for_function_pointers, move in file.
715 (Target_i386::can_icf_inline_merge_sections): Remove.
716 (Target_i386::i386_info): Initialize
717 can_icf_inline_merge_sections.
718 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
719 Initialize can_icf_inline_merge_sections.
720 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
721 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
722 Rename from can_check_for_function_pointers, move in file.
723 (Target_x86_64::can_icf_inline_merge_sections): Remove.
724 (Target_x86_64::x86_64_info): Initialize
725 can_icf_inline_merge_sections.
726 * testsuite/testfile.cc (Target_test::test_target_info):
727 Likewise.
728 * icf.cc (get_section_contents): Correct formatting.
729
6d1c4efb
ILT		 7302011-06-27 Ian Lance Taylor <iant@google.com>
731
732 * symtab.cc (Symbol::versioned_name): New function.
733 (Symbol_table::add_to_final_symtab): Use versioned_name when
734 appropriate.
735 (Symbol_table::sized_write_symbol): Likewise.
736 * symtab.h (class Symbol): Declare versioned_name.
737 * stringpool.h (class Stringpool_template): Add variant of add
738 which takes a std::basic_string.
739 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
740 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
741 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
742 (ver_test_12.o): New target.
743 * testsuite/Makefile.in: Rebuild.
744
57eb9b50
DK		 7452011-06-27 Doug Kwan <dougkwan@google.com>
746
747 * arm.cc (Arm_relocate_functions::thm_jump8,
748 Arm_relocate_functions::thm_jump11): Use a wider signed
749 type to compute offset.
750 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
751 arm_thm_jump8.
752 * testsuite/Makefile.in: Regenerate.
753 * testsuite/arm_branch_in_range.sh: Check test results of
754 arm_thm_jump11 and arm_thm_jump8.
755 * testsuite/arm_thm_jump11.s: New test source file.
756 * testsuite/arm_thm_jump11.t: New linker script.
757 * testsuite/arm_thm_jump8.s: New test source file.
758 * testsuite/arm_thm_jump8.t: New linker script.
759
487b39df
ILT		 7602011-06-24 Ian Lance Taylor <iant@google.com>
761
762 * layout.cc: Include "object.h".
763 (ctors_sections_in_init_array): New static variable.
764 (Layout::is_ctors_in_init_array): New function.
765 (Layout::layout): Add entry to ctors_sections_in_init_array if
766 appropriate.
767 * layout.h (class Layout): Declare is_ctors_in_init_array.
768 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
769 is_ctors_reverse_view is set.
770 (Sized_relobj_file::write_sections): Add layout parameter. Change
771 all callers. Set is_ctors_reverse_view field of View_size.
772 (Sized_relobj_file::reverse_words): New function.
773 * object.h (Sized_relobj_file::View_size): Add
774 is_ctors_reverse_view field.
775 (class Sized_relobj_file): Update declarations.
776 * testsuite/initpri3.c: New test.
777 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
778 initpri3b.
779 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
780 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
781 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
782 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
783 * testsuite/Makefile.in: Rebuild.
784
472076e4
CC		 7852011-06-24 Cary Coutant <ccoutant@google.com>
786
787 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
788 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
789 (debug_msg_cdebug.err): New targets.
790 * testsuite/Makefile.in: Regenerate.
791 * testsuite/debug_msg.sh: Check output of link with compressed debug.
792 Fix checks for link with shared library.
793
a60af0db
DK		 7942011-06-24 Doug Kwan <dougkwan@google.com>
795
796 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
797 skip empty text sections.
798 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
799
5393d741
ILT		 8002011-06-22 Ian Lance Taylor <iant@google.com>
801
802 PR gold/12910
803 * options.h (class General_options): Add --ctors-in-init-array.
804 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
805 friends as SHT_PROGBITS for merging sections.
806 (Layout::layout): Remove special handling of .init_array and
807 friends. Don't sort if doing relocatable link. Sort for .ctors
808 and .dtors if ctors_in_init_array.
809 (Layout::make_output_section): Force correct section types for
810 .init_array and friends. Don't sort if doing relocatable link,
811 Don't sort .ctors and .dtors if ctors_in_init_array.
812 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
813 (Layout::output_section_name): Add relobj parameter. Change all
814 callers. Handle .ctors. and .dtors. in code rather than table.
815 Handle .ctors and .dtors if ctors_in_init_array.
816 (Layout::match_file_name): New function, moved from output.cc.
817 * layout.h (class Layout): Update declarations.
818 * output.cc: Include "layout.h".
819 (Input_section_sort_entry::get_priority): New function.
820 (Input_section_sort_entry::match_file_name): Just call
821 Layout::match_file_name.
822 (Output_section::Input_section_sort_init_fini_compare::operator()):
823 Handle .ctors and .dtors. Sort by explicit priority rather than
824 by name.
825 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
826 * testsuite/initpri2.c: New test.
827 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
828 (check_PROGRAMS): Add initpri2.
829 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
830 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
831 * configure, testsuite/Makefile.in: Rebuild.
832
e1f74f98
ILT		 8332011-06-19 Ian Lance Taylor <iant@google.com>
834
835 PR gold/12880
836 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
837 .interp section to a PT_INTERP segment even if we have seen a
838 --dynamic-linker option. Don't do it if we have seen a PHDRS
839 clause in a linker script.
840 (Layout::finalize): Don't create a .interp section if we've
841 already create a PT_INTERP segment.
842 (Layout::create_interp): Always call choose_output_section (revert
843 patch of 2011-06-17). Don't create PT_INTERP segment.
844 * script-sections.cc
845 (Script_sections::create_note_and_tls_segments): Add a .interp
846 section to a PT_INTERP segment even if we have seen a
847 --dynamic-linker option.
848
766f91bb
ILT		 8492011-06-18 Ian Lance Taylor <iant@google.com>
850
851 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
852 merely because a non-PT_LOAD segment has a dynamic reloc.
853
0d212c3a
ILT		 8542011-06-18 Ian Lance Taylor <iant@google.com>
855
856 * layout.cc (Layout::finish_dynamic_section): Don't create
857 DT_FLAGS entry if not needed.
858
911a5072
ILT		 8592011-06-18 Ian Lance Taylor <iant@google.com>
860
861 PR gold/12745
862 * layout.cc (Layout::layout_eh_frame): Correct handling of
863 writable .eh_frame section.
864
534b4e5f
ILT		 8652011-06-17 Ian Lance Taylor <iant@google.com>
866
867 PR gold/12893
868 * resolve.cc (Symbol_table::resolve): Don't give an error if a
869 symbol is redefined with the exact same object and value.
870
10b4f102
ILT		 8712011-06-17 Ian Lance Taylor <iant@google.com>
872
873 PR gold/12880
874 * layout.h (class Layout): Add interp_segment_ field.
875 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
876 (Layout::attach_allocated_section_to_segment): If making shared
877 library, put .interp section in PT_INTERP segment.
878 (Layout::finalize): Also call create_interp if -dynamic-linker
879 option was used.
880 (Layout::create_interp): Assert that there is no PT_INTERP
881 segment. If not using a SECTIONS clause, use make_output_section.
882 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
883 * script-sections.cc
884 (Script_sections::create_note_and_tls_segments): If making shared
885 library, put .interp section in PT_INTERP segment.
886
a29b0dad
ILT		 8872011-06-17 Ian Lance Taylor <iant@google.com>
888
e588ea8d
ILT		 889 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
890 when making a shared library.
891
8922011-06-17 Ian Lance Taylor <iant@google.com>
893
894 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
895 parameter. Change all callers. Don't issue warning about PC32
896 against locally defined symbol.
a29b0dad 897
9d3b0698
ILT		 8982011-06-16 Ian Lance Taylor <iant@google.com>
899
900 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
901 occurs in same object.
902
85b0f90c
AM		 9032011-06-14 Alan Modra <amodra@gmail.com>
904
905 * po/POTFILES.in: Regenerate.
906
a94907d9
ILT		 9072011-06-09 Ian Lance Taylor <iant@google.com>
908
909 * script-sections.cc
910 (Orphan_output_section::set_section_addresses): For a relocatable
911 link set address to 0.
912
4fb3a1c3
CC		 9132011-06-09 Cary Coutant <ccoutant@google.com>
914
915 PR gold/12804
916 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
917 used with --compress-debug-sections.
918 * gold/object.cc (Sized_relobj_file::do_layout): Report
919 uncompressed size of compressed input sections.
920
61220854
CC		 9212011-06-08 Cary Coutant <ccoutant@google.com>
922
923 PR gold/12804
924 * testsuite/two_file_test_2_v1.cc: Change initialization of
925 v2 to keep it in .data.
926
e6455dfb
CC		 9272011-06-07 Cary Coutant <ccoutant@google.com>
928
929 * common.cc (Symbol_table::do_allocate_commons_list): Call
930 gold_fallback.
931 * errors.cc (Errors::fatal): Adjust call to gold_exit.
932 (Errors::fallback): New function.
933 (gold_fallback): New function.
934 * errors.h (Errors::fallback): New function.
935 * gold.cc (gold_exit): Change status parameter to enum; adjust
936 all callers.
937 (queue_initial_tasks): Call gold_fallback.
938 * gold.h: Include cstdlib.
939 (Exit_status): New enum type.
940 (gold_exit): Change status parameter to enum.
941 (gold_fallback): New function.
942 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
943 (Layout::create_symtab_sections): Likewise.
944 (Layout::create_shdrs): Likewise.
945 * main.cc (main): Adjust call to gold_exit.
946 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
947 (Output_data_got::add_got_entry_pair): Likewise.
948 (Output_section::add_input_section): Likewise.
949 (Output_section::add_output_section_data): Likewise.
950 (Output_segment::set_section_list_addresses): Likewise.
951 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
952
fb0e076f
CC		 9532011-06-07 Cary Coutant <ccoutant@google.com>
954
955 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
956 for incremental links.
957 * output.cc (Output_segment::set_section_list_addresses): Remove
958 FIXME and test for TLS or BSS.
959
a5ee4d5d
CC		 9602011-06-07 Cary Coutant <ccoutant@google.com>
961
962 * testsuite/Makefile.am: Add incremental_copy_test,
963 incremental_common_test_1.
964 * testsuite/Makefile.in: Regenerate.
965 * testsuite/common_test_1_v1.c: New source file.
966 * testsuite/common_test_1_v2.c: New source file.
967 * testsuite/copy_test_v1.cc: New source file.
968
5146f448
CC		 9692011-06-07 Cary Coutant <ccoutant@google.com>
970
971 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
972 update, allocate common from bss section's free list.
973 * incremental-dump.cc (dump_incremental_inputs): Print flag for
974 linker-defined symbols.
975 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
976 Skip GOT and PLT entries that are no longer referenced.
977 (Output_section_incremental_inputs::write_info_blocks): Mark
978 linker-defined symbols.
979 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
980 * output.cc (Output_section::allocate): New function.
981 * output.h (Output_section::allocate): New function.
982 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
983 linker-defined symbols.
984 (Symbol::override_base_with_special): Copy is_predefined_ flag.
985 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
986 (Symbol::init_base_output_data): Likewise.
987 (Symbol::init_base_output_segment): Likewise.
988 (Symbol::init_base_constant): Likewise.
989 (Sized_symbol::init_output_data): Likewise.
990 (Sized_symbol::init_output_segment): Likewise.
991 (Sized_symbol::init_constant): Likewise.
992 (Symbol_table::do_define_in_output_data): Likewise.
993 (Symbol_table::do_define_in_output_segment): Likewise.
994 (Symbol_table::do_define_as_constant): Likewise.
995 * symtab.h (Symbol::is_predefined): New function.
996 (Symbol::init_base_output_data): Add is_predefined parameter.
997 (Symbol::init_base_output_segment): Likewise.
998 (Symbol::init_base_constant): Likewise.
999 (Symbol::is_predefined_): New data member.
1000 (Sized_symbol::init_output_data): Add is_predefined parameter.
1001 (Sized_symbol::init_output_segment): Likewise.
1002 (Sized_symbol::init_constant): Likewise.
1003 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1004
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CC		 10052011-06-07 Cary Coutant <ccoutant@google.com>
1006
1007 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1008 instead of emit_copy_reloc.
1009 (Copy_relocs::emit_copy_reloc): Refactor.
1010 (Copy_relocs::make_copy_reloc): New function.
1011 (Copy_relocs::add_copy_reloc): Remove.
1012 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1013 section.
1014 (Copy_relocs::make_copy_reloc): New function.
1015 (Copy_relocs::add_copy_reloc): Remove.
1016 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1017 unchanged input files.
1018 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1019 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1020 Reserve BSS space for COPY relocations.
1021 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1022 (Output_section_incremental_inputs::write_info_blocks): Record
1023 whether a symbol is copied from a shared object.
1024 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1025 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1026 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1027 (Incremental_input_entry_reader::get_output_symbol_index): Add
1028 is_copy parameter.
1029 (Incremental_binary::emit_copy_relocs): New function.
1030 (Incremental_binary::do_emit_copy_relocs): New function.
1031 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1032 new data member.
1033 (Sized_incremental_binary::add_copy_reloc): New function.
1034 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1035 (Sized_incremental_binary::Copy_reloc): New struct.
1036 (Sized_incremental_binary::Copy_relocs): New typedef.
1037 (Sized_incremental_binary::copy_relocs_): New data member.
1038 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1039 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1040 * target.h (Sized_target::emit_copy_reloc): New function.
1041 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1042
7cdb37d9
CC		 10432011-06-02 Cary Coutant <ccoutant@google.com>
1044
1045 PR gold/12163
1046 * gold/archive.cc (Archive::Archive): Initialize new data member.
1047 (Archive::include_all_members): Return if archive has already been
1048 included.
1049 * gold/archive.h (Archive::include_all_members_): New data member.
1050
cc643b88
NC		 10512011-06-02 Nick Clifton <nickc@redhat.com>
1052
1053 * dynobj.h: Fix spelling mistake in comment.
1054 * output.cc: Likewise.
1055
f62a3ca7
DK		 10562011-05-31 Doug Kwan <dougkwan@google.com>
1057 Asier Llano
1058
1059 PR gold/12826
cc643b88 1060 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1061 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1062 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1063 redundant arm_exidx_test.so.
1064 * testsuite/Makefile.in: Regenerate.
1065 (check_SCRIPTS): Add pr12826.sh
1066 (check_DATA): Add pr12826.stdout
1067 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1068 * testsuite/pr12826.sh: New file.
1069 * testsuite/pr12826_1.s: Ditto.
1070 * testsuite/pr12826_1.s: Ditto.
1071
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ILT		 10722011-05-30 Ian Lance Taylor <iant@google.com>
1073
1074 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1075 sections.
1076
c49875be
ILT		 10772011-05-29 Ian Lance Taylor <iant@google.com>
1078
1079 PR gold/12804
1080 * testsuite/Makefile.am: Use different file name for two_file_test
1081 temporary file for each incremental test.
1082 * testsuite/Makefile.in: Rebuild.
1083
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ILT		 10842011-05-29 Ian Lance Taylor <iant@google.com>
1085
1086 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1087 binary input file is empty.
1088
41d0ab5f
ILT		 10892011-05-27 Ian Lance Taylor <iant@google.com>
1090
1091 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1092 (ver_test_9.so): Likewise.
1093 * testsuite/Makefile.in: Rebuild.
1094
89d8a36b
CC		 10952011-05-26 Cary Coutant <ccoutant@google.com>
1096
1097 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1098 * incremental.cc (Incremental_inputs::report_input_section): Fix
1099 comment, indentation.
1100 (Incremental_inputs::report_comdat_group): New function.
1101 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1102 of data for incremental input file entry.
1103 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1104 group count, COMDAT group signatures.
1105 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1106 an unchanged input file.
1107 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1108 Initialize new data member.
1109 (Incremental_object_entry::add_comdat_group): New function.
1110 (Incremental_object_entry::get_comdat_group_count): New function.
1111 (Incremental_object_entry::get_comdat_signature_key): New function.
1112 (Incremental_object_entry::groups_): New data member.
1113 (Incremental_inputs::report_comdat_group): New function.
1114 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1115 data for incremental input file entry.
1116 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1117 (Incremental_input_entry_reader::get_input_section): Adjust size of
1118 data for incremental input file entry.
1119 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1120 (Incremental_input_entry_reader::get_comdat_group_signature): New
1121 function.
1122 * object.cc (Sized_relobj::include_section_group): Report kept
1123 COMDAT groups for incremental links.
1124
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ILT		 11252011-05-24 David Meyer <pdox@google.com>
1126
1127 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1128 with name parameter. Add found_name parameter.
1129 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1130 * dirsearch.h (class Dirsearch): Update declaration.
1131
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ILT		 11322011-05-24 Ian Lance Taylor <iant@google.com>
1133
1134 * archive.cc (Library_base::should_include_member): Pull in object
1135 from archive if it defines the entry symbol.
1136 * parameters.cc (Parameters::entry): New function.
1137 * parameters.h (class Parameters): Declare entry.
1138 * output.h (class Output_file_header): Remove entry_ field.
1139 * output.cc (Output_file_header::Output_file_header): Remove entry
1140 parameter. Change all callers.
1141 (Output_file_header::entry): Use parameters->entry.
1142 * gold.cc (queue_middle_tasks): Likewise.
1143 * plugin.cc (Plugin_hook::run): Likewise.
1144
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CC		 11452011-05-24 Cary Coutant <ccoutant@google.com>
1146
1147 * gold.cc (queue_initial_tasks): Pass incremental base filename
1148 to Output_file::open_base_file; don't print error message.
1149 * incremental-dump.cc (main): Adjust call to
1150 Output_file::open_for_modification.
1151 * incremental-dump.cc (main): Likewise.
1152 * incremental.cc (Incremental_inputs::report_command_line):
1153 Ignore --incremental-base option when comparing command lines.
1154 Ignore parameter when given as separate argument.
1155 * options.h (class General_options): Add --incremental-base.
1156 * output.cc (Output_file::Output_file):
1157 (Output_file::open_base_file): Add base_name and writable parameters;
1158 read base file into new file; print error message here.
1159 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1160 callers.
1161 * output.h (Output_file::open_for_modification): Rename to...
1162 (Output_file::open_base_file): ...this; add base_name and
1163 writable parameters; adjust all callers.
1164 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1165 callers.
1166 * testsuite/Makefile.am (incremental_test_4): Test
1167 --incremental-base.
1168 * testsuite/Makefile.in: Regenerate.
1169
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CC		 11702011-05-24 Cary Coutant <ccoutant@google.com>
1171
1172 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1173 incremental_test_4.
1174 * testsuite/Makefile.in: Regenerate.
1175 * testsuite/two_file_test_1_v1.cc: New test source file.
1176 * testsuite/two_file_test_1b_v1.cc: New test source file.
1177 * testsuite/two_file_test_2_v1.cc: New test source file.
1178
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CC		 11792011-05-24 Cary Coutant <ccoutant@google.com>
1180
1181 * dynobj.h (Dynobj::do_dynobj): New function.
1182 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1183 flag and soname for shared objects.
1184 * incremental.cc (Incremental_inputs::report_object): Make
1185 either Incremental_object_entry or Incremental_dynobj_entry; add
1186 soname to string table.
1187 (Incremental_inputs::report_input_section): Add assertion.
1188 (Output_section_incremental_inputs::set_final_data_size): Adjust
1189 type of input file entry for shared libraries; adjust size of
1190 shared library info entry.
1191 (Output_section_incremental_inputs::write_input_files): Write
1192 as_needed flag for shared libraries.
1193 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1194 of input file entry for shared libraries; write soname.
1195 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1196 soname from incremental info.
1197 * incremental.h (enum Incremental_input_flags): Add
1198 INCREMENTAL_INPUT_AS_NEEDED.
1199 (Incremental_input_entry::Incremental_input_entry): Initialize new
1200 data member.
1201 (Incremental_input_entry::set_as_needed): New function.
1202 (Incremental_input_entry::as_needed): New function.
1203 (Incremental_input_entry::do_dynobj_entry): New function.
1204 (Incremental_input_entry::as_needed_): New data member.
1205 (Incremental_object_entry::Incremental_object_entry): Don't check
1206 for shared library.
1207 (Incremental_object_entry::do_type): Likewise.
1208 (class Incremental_dynobj_entry): New class.
1209 (Incremental_input_entry_reader::as_needed): New function.
1210 (Incremental_input_entry_reader::get_soname): New function.
1211 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1212 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1213 size of shared library info entry.
1214 * layout.cc (Layout::finish_dynamic_section): Don't test for
1215 incremental link when adding DT_NEEDED entries.
1216 * object.h (Object::Object): Initialize new data member.
1217 (Object::dynobj): New function.
1218 (Object::set_as_needed): New function.
1219 (Object::as_needed): New function.
1220 (Object::do_dynobj): New function.
1221 (Object::as_needed_): New data member.
1222
6fa2a40b
CC		 12232011-05-24 Cary Coutant <ccoutant@google.com>
1224
1225 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1226 info; adjust display of GOT entries.
1227 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1228 vector of input objects; remove file_status_.
1229 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1230 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1231 got_plt reader; call target hooks to reserve GOT entries.
1232 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1233 of input file info header and GOT info entry.
1234 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1235 relocation info.
1236 (Got_plt_view_info::got_descriptor): Remove.
1237 (Got_plt_view_info::sym_index): New data member.
1238 (Got_plt_view_info::input_index): New data member.
1239 (Local_got_offset_visitor::visit): Write input file index.
1240 (Global_got_offset_visitor::visit): Write 0 for input file index.
1241 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1242 with sym_index and input_index.
1243 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1244 incremental info GOT entry; replace got_descriptor with input_index.
1245 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1246 map from input file index to object.
1247 (Sized_relobj_incr::do_layout): Replace direct data member reference
1248 with accessor function.
1249 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1250 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1251 Adjust size of input file info header.
1252 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1253 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1254 (Incremental_input_entry_reader::get_input_section): Adjust size of
1255 input file info header.
1256 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1257 of incremental info GOT entry.
1258 (Incremental_got_plt_reader::get_got_desc): Remove.
1259 (Incremental_got_plt_reader::get_got_symndx): New function.
1260 (Incremental_got_plt_reader::get_got_input_index): New function.
1261 (Sized_incremental_binary::Sized_incremental_binary): Remove
1262 file_status_; add input_objects_.
1263 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1264 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1265 (Sized_incremental_binary::file_is_unchanged): Remove.
1266 (Sized_incremental_binary::set_input_object): New function.
1267 (Sized_incremental_binary::input_object): New function.
1268 (Sized_incremental_binary::file_status_): Remove.
1269 (Sized_incremental_binary::input_objects_): New data member.
1270 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1271 references.
1272 (Sized_relobj_incr::invalid_address): Move to base class.
1273 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1274 class.
1275 (Sized_relobj_incr::do_output_section_offset): Likewise.
1276 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1277 (Sized_relobj_incr::section_offsets_): Likewise.
1278 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1279 function.
1280 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1281 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1282 with accessor function.
1283 (Sized_relobj_file::do_layout): Likewise.
1284 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1285 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1286 (Sized_relobj_file::compute_final_local_value): Replace refs to
1287 section_offsets_ with accessor function.
1288 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1289 * object.h (Relobj::Relobj): Initialize new data members.
1290 (Relobj::add_dyn_reloc): New function.
1291 (Relobj::first_dyn_reloc): New function.
1292 (Relobj::dyn_reloc_count): New function.
1293 (Relobj::first_dyn_reloc_): New data member.
1294 (Relobj::dyn_reloc_count_): New data member.
1295 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1296 references.
1297 (Sized_relobj::Address): New typedef.
1298 (Sized_relobj::invalid_address): Move here from child class.
1299 (Sized_relobj::Sized_relobj): Initialize new data members.
1300 (Sized_relobj::sized_relobj): New function.
1301 (Sized_relobj::is_output_section_offset_invalid): Move here from
1302 child class.
1303 (Sized_relobj::get_output_section_offset): Likewise.
1304 (Sized_relobj::local_has_got_offset): Likewise.
1305 (Sized_relobj::local_got_offset): Likewise.
1306 (Sized_relobj::set_local_got_offset): Likewise.
1307 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1308 (Sized_relobj::clear_got_offsets): New function.
1309 (Sized_relobj::section_offsets): Move here from child class.
1310 (Sized_relobj::do_output_section_offset): Likewise.
1311 (Sized_relobj::do_set_section_offset): Likewise.
1312 (Sized_relobj::Local_got_offsets): Likewise.
1313 (Sized_relobj::local_got_offsets_): Likewise.
1314 (Sized_relobj::section_offsets_): Likewise.
1315 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1316 references.
1317 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1318 class.
1319 (Sized_relobj_file::sized_relobj): New function
1320 (Sized_relobj_file::local_has_got_offset): Move to base class.
1321 (Sized_relobj_file::local_got_offset): Likewise.
1322 (Sized_relobj_file::set_local_got_offset): Likewise.
1323 (Sized_relobj_file::get_output_section_offset): Likewise.
1324 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1325 (Sized_relobj_file::do_output_section_offset): Likewise.
1326 (Sized_relobj_file::do_set_section_offset): Likewise.
1327 (Sized_relobj_file::Local_got_offsets): Likewise.
1328 (Sized_relobj_file::local_got_offsets_): Likewise.
1329 (Sized_relobj_file::section_offsets_): Likewise.
1330 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1331 (all constructors).
1332 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1333 (Output_reloc::get_symbol_index): Likewise.
1334 (Output_reloc::local_section_offset): Likewise.
1335 (Output_reloc::get_address): Likewise.
1336 (Output_reloc::symbol_value): Likewise.
1337 (Output_data_got::reserve_slot): Move to class definition.
1338 (Output_data_got::reserve_local): New function.
1339 (Output_data_got::reserve_slot_for_global): Remove.
1340 (Output_data_got::reserve_global): New function.
1341 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1342 (all constructors, two instantiations).
1343 (Output_reloc::get_relobj): New function (two instantiations).
1344 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1345 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1346 (Output_data_reloc::add_global): Adjust type of relobj.
1347 (Output_data_reloc::add_global_relative): Likewise.
1348 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1349 (Output_data_reloc::add_local): Likewise.
1350 (Output_data_reloc::add_local_relative): Likewise.
1351 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1352 (Output_data_reloc::add_local_section): Likewise.
1353 (Output_data_reloc::add_output_section): Likewise.
1354 (Output_data_reloc::add_absolute): Likewise.
1355 (Output_data_reloc::add_target_specific): Likewise.
1356 (Output_data_got::reserve_slot): Move definition here.
1357 (Output_data_got::reserve_local): New function.
1358 (Output_data_got::reserve_global): New function.
1359 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1360 section_offsets_ with accessor function.
1361 (Sized_relobj_file::write_sections): Likewise.
1362 (Sized_relobj_file::do_relocate_sections): Likewise.
1363 * target.h (Sized_target::reserve_local_got_entry): New function.
1364 (Sized_target::reserve_global_got_entry): New function.
1365 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1366 (Target_x86_64::reserve_global_got_entry): New function.
1367 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1368
4829d394
CC		 13692011-05-23 Cary Coutant <ccoutant@google.com>
1370
1371 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1372 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1373 bit when checking got_type.
1374 * incremental.cc (Sized_incremental_binary::setup_readers):
1375 Store symbol table and string table locations; initialize bit vector
1376 of file status flags.
1377 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1378 unchanged files.
1379 (Sized_incremental_binary::do_process_got_plt): New function.
1380 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1381 (Output_section_incremental_inputs::set_final_data_size): Record
1382 file index for each input file.
1383 (Output_section_incremental_inputs::write_got_plt): Store file index
1384 instead of input entry offset for each GOT entry.
1385 * incremental.h
1386 (Incremental_input_entry::Incremental_input_entry): Initialize new
1387 data member.
1388 (Incremental_input_entry::set_offset): Store file index.
1389 (Incremental_input_entry::get_file_index): New function.
1390 (Incremental_input_entry::file_index_): New data member.
1391 (Incremental_binary::process_got_plt): New function.
1392 (Incremental_binary::do_process_got_plt): New function.
1393 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1394 data members.
1395 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1396 (Sized_incremental_binary::set_file_is_unchanged): New function.
1397 (Sized_incremental_binary::file_is_unchanged): New function.
1398 (Sized_incremental_binary::do_process_got_plt): New function.
1399 (Sized_incremental_binary::file_status_): New data member.
1400 (Sized_incremental_binary::main_symtab_loc_): New data member.
1401 (Sized_incremental_binary::main_strtab_loc_): New data member.
1402 * output.cc (Output_data_got::Got_entry::write): Add case
1403 RESERVED_CODE.
1404 (Output_data_got::add_global): Call add_got_entry.
1405 (Output_data_got::add_global_plt): Likewise.
1406 (Output_data_got::add_global_with_rel): Likewise.
1407 (Output_data_got::add_global_with_rela): Likewise.
1408 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1409 (Output_data_got::add_global_pair_with_rela): Likewise.
1410 (Output_data_got::add_local): Call add_got_entry.
1411 (Output_data_got::add_local_plt): Likewise.
1412 (Output_data_got::add_local_with_rel): Likewise.
1413 (Output_data_got::add_local_with_rela): Likewise.
1414 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1415 (Output_data_got::add_local_pair_with_rela): Likewise.
1416 (Output_data_got::reserve_slot): New function.
1417 (Output_data_got::reserve_slot_for_global): New function.
1418 (Output_data_got::add_got_entry): New function.
1419 (Output_data_got::add_got_entry_pair): New function.
1420 (Output_section::add_output_section_data): Edit FIXME.
1421 * output.h
1422 (Output_section_data_build::Output_section_data_build): New
1423 constructor with size parameter.
1424 (Output_data_space::Output_data_space): Likewise.
1425 (Output_data_got::Output_data_got): Initialize new data member; new
1426 constructor with size parameter.
1427 (Output_data_got::add_constant): Call add_got_entry.
1428 (Output_data_got::reserve_slot): New function.
1429 (Output_data_got::reserve_slot_for_global): New function.
1430 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1431 (Output_data_got::add_got_entry): New function.
1432 (Output_data_got::add_got_entry_pair): New function.
1433 (Output_data_got::free_list_): New data member.
1434 * target.h (Sized_target::init_got_plt_for_update): New function.
1435 (Sized_target::register_global_plt_entry): New function.
1436 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1437 Initialize new data member; call init; add constructor with PLT count.
1438 (Output_data_plt_x86_64::init): New function.
1439 (Output_data_plt_x86_64::add_relocation): New function.
1440 (Output_data_plt_x86_64::reserve_slot): New function.
1441 (Output_data_plt_x86_64::free_list_): New data member.
1442 (Target_x86_64::init_got_plt_for_update): New function.
1443 (Target_x86_64::register_global_plt_entry): New function.
1444 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1445 incremental updates.
1446 (Output_data_plt_x86_64::add_relocation): New function.
1447 * testsuite/object_unittest.cc (Object_test): Set default options.
1448
ec69d6da
ILT		 14492011-05-16 Ian Lance Taylor <iant@google.com>
1450
1451 * options.h (class General_options): Make -i a synonym for -r.
1452
732e31de
ILT		 14532011-05-16 Ian Lance Taylor <iant@google.com>
1454
1455 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1456
403676b5
CC		 14572011-05-10 Cary Coutant <ccoutant@google.com>
1458
1459 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1460 strip_all (-s).
1461
5b7b7d6e
ILT		 14622011-05-06 Ian Lance Taylor <iant@google.com>
1463
1464 * layout.cc (Layout::layout): If the output section flags change,
1465 update the ordering.
1466
f0f9babf
CC		 14672011-04-25 Cary Coutant <ccoutant@google.com>
1468
1469 * incremental-dump.cc (dump_incremental_inputs): Print local
1470 symbol info for each input file.
1471 * incremental.cc
1472 (Output_section_incremental_inputs::set_final_data_size): Add local
1473 symbol info to input file entries in incremental info.
1474 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1475 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1476 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1477 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1478 implementation.
1479 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1480 (Sized_incr_relobj::do_relocate): Write the local symbols.
1481 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1482 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1483 Adjust size of input file header.
1484 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1485 (Incremental_inputs_reader::get_local_symbol_count): New function.
1486 (Incremental_inputs_reader::get_input_section): Adjust size of input
1487 file header.
1488 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1489 (Sized_incr_relobj::This): New typedef.
1490 (Sized_incr_relobj::sym_size): New const data member.
1491 (Sized_incr_relobj::Local_symbol): New struct.
1492 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1493 (Sized_incr_relobj::do_local_symbol_offset): New function.
1494 (Sized_incr_relobj::local_symbol_count_): New data member.
1495 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1496 (Sized_incr_relobj::local_symbol_index_): New data member.
1497 (Sized_incr_relobj::local_symbol_offset_): New data member.
1498 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1499 (Sized_incr_relobj::local_symbols_): New data member.
1500 * object.h (Relobj::output_local_symbol_count): New function.
1501 (Relobj::local_symbol_offset): New function.
1502 (Relobj::do_output_local_symbol_count): New function.
1503 (Relobj::do_local_symbol_offset): New function.
1504 (Sized_relobj::do_output_local_symbol_count): New function.
1505 (Sized_relobj::do_local_symbol_offset): New function.
1506
d0a9ace3
ILT		 15072011-04-22 Vladimir Simonov <sv@sw.ru>
1508
1509 * descriptors.cc (set_close_on_exec): New function.
1510 (Descriptors::open): Use set_close_on_exec.
1511 * output.cc (S_ISLNK): Define if not defined.
1512
94a3fc8b
CC		 15132011-04-22 Cary Coutant <ccoutant@google.com>
1514
1515 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1516 global symbol map.
1517 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1518 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1519 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1520 relocations.
1521 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1522 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1523 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1524 * incremental.h
1525 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1526 function.
1527 (Incremental_binary::apply_incremental_relocs): New function.
1528 (Incremental_binary::do_apply_incremental_relocs): New function.
1529 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1530 data member.
1531 (Sized_incremental_binary::add_global_symbol): New function.
1532 (Sized_incremental_binary::global_symbol): New function.
1533 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1534 (Sized_incremental_binary::symbol_map_): New data member.
1535 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1536 * target.h (Sized_target::apply_relocation): New function.
1537 * target-reloc.h (apply_relocation): New function.
1538 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1539
c87e4302
DK		 15402011-04-22 Doug Kwan <dougkwan@google.com>
1541
1542 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1543 flag of a SHT_ARM_EXIDX section.
1544 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1545 * testsuite/Makefile.in: Regenerate.
1546 * testsuite/arm_exidx_test.s: New file.
1547 * testsuite/arm_exidx_test.sh: Same.
1548
e7782cf6
CC		 15492011-04-20 Cary Coutant <ccoutant@google.com>
1550
1551 PR gold/12689
1552 * archive.h (Incremental_archive_entry::Archive_member):
1553 Initialize arg_serial_ (second constructor).
1554
308ecdc7
ILT		 15552011-04-17 Ian Lance Taylor <iant@google.com>
1556
1557 * object.cc (Relocate_info::location): Simplify location string.
1558 * errors.cc (Errors::error_at_location): Don't print program
1559 name.
1560 (Errors::warning_at_location): Likewise.
1561 (Errors::undefined_symbol): Likewise.
1562 * testsuite/debug_msg.sh: Update accordingly.
1563
bec5b579
CC		 15642011-04-14 Cary Coutant <ccoutant@google.com>
1565
1566 * gold/layout.cc (Layout::symtab_section_offset): New function.
1567 * gold/layout.h (Layout::symtab_section_offset): New function.
1568 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1569
88597d34
ILT		 15702011-04-12 Ian Lance Taylor <iant@google.com>
1571
1572 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1573 with MREMAP_MAYMOVE.
1574 * output.h (class Output_file): Add map_is_allocated_ field.
1575 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1576 not available, provide stubs. If mremap is not available, #define
1577 it to gold_mremap.
1578 (MREMAP_MAYMOVE): Define if not defined.
1579 (Output_file::Output_file): Initialize map_is_allocated_.
1580 (Output_file::resize): Check map_is_allocated_.
1581 (Output_file::map_anonymous): If mmap fails, use malloc.
1582 (Output_file::unmap): Don't do anything for an anonymous map.
1583 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1584 is not available, provide stubs.
1585 (File_read::View::~View): Use free rather than delete[].
1586 (File_read::make_view): Use malloc rather than new[]. If mmap
1587 fails, use malloc.
1588 (File_read::find_or_make_view): Use malloc rather than new[].
1589 * gold.h: Remove HAVE_REMAP code.
1590 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1591 exists. Rename mremap to gold_mremap. If mmap is not available
1592 don't do anything.
1593 * configure, config.in: Rebuild.
1594
11e361bc
ILT		 15952011-04-11 Ian Lance Taylor <iant@google.com>
1596
1597 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1598 initialize local variable v.
1599
cdc29364
CC		 16002011-04-11 Cary Coutant <ccoutant@google.com>
1601
1602 * archive.cc (Archive::include_member): Adjust call to
1603 report_object.
1604 (Add_archive_symbols::run): Track argument serial numbers.
1605 (Lib_group::include_member): Likewise.
1606 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1607 * archive.h (Incremental_archive_entry::Archive_member):
1608 Initialize arg_serial_.
1609 (Archive_member::arg_serial_): New data member.
1610 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1611 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1612 incremental link.
1613 (Sized_dynobj::do_for_all_local_got_entries): New function.
1614 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1615 function.
1616 * fileread.cc (get_mtime): New function.
1617 * fileread.h (get_mtime): New function.
1618 * gold.cc (queue_initial_tasks): Check for incremental update.
1619 (process_incremental_input): New function.
1620 (queue_middle_tasks): Don't force valid target for incremental
1621 update.
1622 * incremental-dump.cc (find_input_containing_global): Adjust
1623 size of symbol info entry.
1624 (dump_incremental_inputs): Dump argument serial number and
1625 in_system_directory flag; bias shndx by 1; print symbol names
1626 when dumping per-file symbol lists; use new symbol info readers.
1627 * incremental.cc
1628 (Output_section_incremental_inputs:update_data_size): New function.
1629 (Sized_incremental_binary::setup_readers): Setup input readers
1630 for each input file; build maps for files added from libraries
1631 and scripts.
1632 (Sized_incremental_binary::check_input_args): New function.
1633 (Sized_incremental_binary::do_check_inputs): Build map of argument
1634 serial numbers to input arguments.
1635 (Sized_incremental_binary::do_file_has_changed): Rename
1636 do_file_is_unchanged to this; compare file modification times.
1637 (Sized_incremental_binary::do_init_layout): New function.
1638 (Sized_incremental_binary::do_reserve_layout): New function.
1639 (Sized_incremental_binary::do_get_input_reader): Remove.
1640 (Sized_incremental_binary::get_symtab_view): New function.
1641 (Incremental_checker::can_incrementally_link_output_file): Remove.
1642 (Incremental_inputs::report_command_line): Exclude --debug options.
1643 (Incremental_inputs::report_archive_begin): Add parameter; track
1644 argument serial numbers; don't put input file entry for archive
1645 before archive members.
1646 (Incremental_inputs::report_archive_end): Put input file entry
1647 for archive after archive members.
1648 (Incremental_inputs::report_object): Add parameter; track argument
1649 serial numbers and in_system_directory flag.
1650 (Incremental_inputs::report_script): Add parameter; track argument
1651 serial numbers.
1652 (Output_section_incremental_inputs::set_final_data_size): Adjust
1653 size of symbol info entry; check for forwarding symbols.
1654 (Output_section_incremental_inputs::write_input_files): Write
1655 in_system_directory flag and argument serial number.
1656 (Output_section_incremental_inputs::write_info_blocks): Map section
1657 indices between incremental info and original input file; store
1658 input section index for each symbol.
1659 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1660 change operator() to visit().
1661 (class Global_got_offset_visitor): Likewise.
1662 (class Global_symbol_visitor_got_plt):
1663 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1664 classes.
1665 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1666 (Sized_incr_relobj::do_read_symbols): New function.
1667 (Sized_incr_relobj::do_layout): New function.
1668 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1669 (Sized_incr_relobj::do_add_symbols): New function.
1670 (Sized_incr_relobj::do_should_include_member): New function.
1671 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1672 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1673 (Sized_incr_relobj::do_section_size): New function.
1674 (Sized_incr_relobj::do_section_name): New function.
1675 (Sized_incr_relobj::do_section_contents): New function.
1676 (Sized_incr_relobj::do_section_flags): New function.
1677 (Sized_incr_relobj::do_section_entsize): New function.
1678 (Sized_incr_relobj::do_section_address): New function.
1679 (Sized_incr_relobj::do_section_type): New function.
1680 (Sized_incr_relobj::do_section_link): New function.
1681 (Sized_incr_relobj::do_section_info): New function.
1682 (Sized_incr_relobj::do_section_addralign): New function.
1683 (Sized_incr_relobj::do_initialize_xindex): New function.
1684 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1685 (Sized_incr_relobj::do_read_relocs): New function.
1686 (Sized_incr_relobj::do_gc_process_relocs): New function.
1687 (Sized_incr_relobj::do_scan_relocs): New function.
1688 (Sized_incr_relobj::do_count_local_symbols): New function.
1689 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1690 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1691 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1692 (Sized_incr_relobj::do_relocate): New function.
1693 (Sized_incr_relobj::do_set_section_offset): New function.
1694 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1695 (Sized_incr_dynobj::do_read_symbols): New function.
1696 (Sized_incr_dynobj::do_layout): New function.
1697 (Sized_incr_dynobj::do_add_symbols): New function.
1698 (Sized_incr_dynobj::do_should_include_member): New function.
1699 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1700 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1701 (Sized_incr_dynobj::do_section_size): New function.
1702 (Sized_incr_dynobj::do_section_name): New function.
1703 (Sized_incr_dynobj::do_section_contents): New function.
1704 (Sized_incr_dynobj::do_section_flags): New function.
1705 (Sized_incr_dynobj::do_section_entsize): New function.
1706 (Sized_incr_dynobj::do_section_address): New function.
1707 (Sized_incr_dynobj::do_section_type): New function.
1708 (Sized_incr_dynobj::do_section_link): New function.
1709 (Sized_incr_dynobj::do_section_info): New function.
1710 (Sized_incr_dynobj::do_section_addralign): New function.
1711 (Sized_incr_dynobj::do_initialize_xindex): New function.
1712 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1713 (make_sized_incremental_object): New function.
1714 (Incremental_library::copy_unused_symbols): New function.
1715 (Incremental_library::do_for_all_unused_symbols): New function.
1716 * incremental.h (enum Incremental_input_flags): New type.
1717 (class Incremental_checker): Remove.
1718 (Incremental_input_entry::Incremental_input_entry): Add argument
1719 serial number.
1720 (Incremental_input_entry::arg_serial): New function.
1721 (Incremental_input_entry::set_is_in_system_directory): New function.
1722 (Incremental_input_entry::is_in_system_directory): New function.
1723 (Incremental_input_entry::arg_serial_): New data member.
1724 (Incremental_input_entry::is_in_system_directory_): New data member.
1725 (class Script_info): Move here from script.h.
1726 (Script_info::Script_info): Add filename parameter.
1727 (Script_info::filename): New function.
1728 (Script_info::filename_): New data member.
1729 (Incremental_script_entry::Incremental_script_entry): Add argument
1730 serial number.
1731 (Incremental_object_entry::Incremental_object_entry): Likewise.
1732 (Incremental_object_entry::add_input_section): Build list of input
1733 sections with map to original shndx.
1734 (Incremental_object_entry::get_input_section_index): New function.
1735 (Incremental_object_entry::shndx_): New data member.
1736 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1737 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1738 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1739 serial number.
1740 (Incremental_inputs::report_archive_begin): Likewise.
1741 (Incremental_inputs::report_object): Likewise.
1742 (Incremental_inputs::report_script): Likewise.
1743 (class Incremental_global_symbol_reader): New class.
1744 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1745 and store flags and input file type.
1746 (Incremental_input_entry_reader::arg_serial): New function.
1747 (Incremental_input_entry_reader::type): Extract type from flags.
1748 (Incremental_input_entry_reader::is_in_system_directory): New function.
1749 (Incremental_input_entry_reader::get_input_section_count): Call
1750 accessor function for type.
1751 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1752 function for type; adjust size of global symbol entry.
1753 (Incremental_input_entry_reader::get_global_symbol_count): Call
1754 accessor function for type.
1755 (Incremental_input_entry_reader::get_object_count): Likewise.
1756 (Incremental_input_entry_reader::get_object_offset): Likewise.
1757 (Incremental_input_entry_reader::get_member_count): Likewise.
1758 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1759 (Incremental_input_entry_reader::get_member_offset): Likewise.
1760 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1761 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1762 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1763 (Incremental_input_entry_reader::get_global_symbol_reader): New
1764 function.
1765 (Incremental_input_entry_reader::get_output_symbol_index): New
1766 function.
1767 (Incremental_input_entry_reader::type_): Remove.
1768 (Incremental_input_entry_reader::flags_): New data member.
1769 (Incremental_inputs_reader::input_file_offset): New function.
1770 (Incremental_inputs_reader::input_file_index): New function.
1771 (Incremental_inputs_reader::input_file): Call input_file_offset.
1772 (Incremental_inputs_reader::input_file_at_offset): New function.
1773 (Incremental_relocs_reader::get_r_type): Reformat.
1774 (Incremental_relocs_reader::get_r_shndx): Reformat.
1775 (Incremental_relocs_reader::get_r_offset): Reformat.
1776 (Incremental_relocs_reader::data): New function.
1777 (Incremental_binary::Incremental_binary): Initialize new data members.
1778 (Incremental_binary::check_inputs): Add cmdline parameter.
1779 (Incremental_binary::file_is_unchanged): Remove.
1780 (Input_reader::arg_serial): New function.
1781 (Input_reader::get_unused_symbol_count): New function.
1782 (Input_reader::get_unused_symbol): New function.
1783 (Input_reader::do_arg_serial): New function.
1784 (Input_reader::do_get_unused_symbol_count): New function.
1785 (Input_reader::do_get_unused_symbol): New function.
1786 (Incremental_binary::input_file_count): New function.
1787 (Incremental_binary::get_input_reader): Change signature to use
1788 index instead of filename.
1789 (Incremental_binary::file_has_changed): New function.
1790 (Incremental_binary::get_input_argument): New function.
1791 (Incremental_binary::get_library): New function.
1792 (Incremental_binary::get_script_info): New function.
1793 (Incremental_binary::init_layout): New function.
1794 (Incremental_binary::reserve_layout): New function.
1795 (Incremental_binary::output_file): New function.
1796 (Incremental_binary::do_check_inputs): New function.
1797 (Incremental_binary::do_file_is_unchanged): Remove.
1798 (Incremental_binary::do_file_has_changed): New function.
1799 (Incremental_binary::do_init_layout): New function.
1800 (Incremental_binary::do_reserve_layout): New function.
1801 (Incremental_binary::do_input_file_count): New function.
1802 (Incremental_binary::do_get_input_reader): Change signature.
1803 (Incremental_binary::input_args_map_): New data member.
1804 (Incremental_binary::library_map_): New data member.
1805 (Incremental_binary::script_map_): New data member.
1806 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1807 new data members.
1808 (Sized_incremental_binary::output_section): New function.
1809 (Sized_incremental_binary::inputs_reader): Add const.
1810 (Sized_incremental_binary::symtab_reader): Add const.
1811 (Sized_incremental_binary::relocs_reader): Add const.
1812 (Sized_incremental_binary::got_plt_reader): Add const.
1813 (Sized_incremental_binary::get_symtab_view): New function.
1814 (Sized_incremental_binary::Inputs_reader): New typedef.
1815 (Sized_incremental_binary::Input_entry_reader): New typedef.
1816 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1817 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1818 (Sized_incremental_binary::do_file_has_changed): New function.
1819 (Sized_incremental_binary::do_init_layout): New function.
1820 (Sized_incremental_binary::do_reserve_layout): New function.
1821 (Sized_input_reader::Inputs_reader): Remove.
1822 (Sized_input_reader::Input_entry_reader): Remove.
1823 (Sized_input_reader::do_arg_serial): New function.
1824 (Sized_input_reader::do_get_unused_symbol_count): New function.
1825 (Sized_input_reader::do_get_unused_symbol): New function.
1826 (Sized_incremental_binary::do_input_file_count): New function.
1827 (Sized_incremental_binary::do_get_input_reader): Change signature;
1828 use index instead of filename.
1829 (Sized_incremental_binary::section_map_): New data member.
1830 (Sized_incremental_binary::input_entry_readers_): New data member.
1831 (class Sized_incr_relobj): New class.
1832 (class Sized_incr_dynobj): New class.
1833 (make_sized_incremental_object): New function.
1834 (class Incremental_library): New class.
1835 * layout.cc (Free_list::num_lists): New static data member.
1836 (Free_list::num_nodes): New static data member.
1837 (Free_list::num_removes): New static data member.
1838 (Free_list::num_remove_visits): New static data member.
1839 (Free_list::num_allocates): New static data member.
1840 (Free_list::num_allocate_visits): New static data member.
1841 (Free_list::init): New function.
1842 (Free_list::remove): New function.
1843 (Free_list::allocate): New function.
1844 (Free_list::dump): New function.
1845 (Free_list::print_stats): New function.
1846 (Layout_task_runner::run): Resize output file for incremental updates.
1847 (Layout::Layout): Initialize new data members.
1848 (Layout::set_incremental_base): New function.
1849 (Layout::init_fixed_output_section): New function.
1850 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1851 incremental updates.
1852 (Layout::create_gold_note): Do not create gold note section for
1853 incremental updates.
1854 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1855 for incremental updates.
1856 (Layout::set_section_offsets): For incremental updates, allocate space
1857 from free list.
1858 (Layout::create_symtab_sections): Layout with offsets relative to
1859 start of section; for incremental updates, allocate space from free
1860 list.
1861 (Layout::create_shdrs): For incremental updates, allocate space from
1862 free list.
1863 (Layout::finish_dynamic_section): For incremental updates, do not
1864 check --as-needed (fixed in subsequent patch).
1865 * layout.h (class Free_list): New class.
1866 (Layout::set_incremental_base): New function.
1867 (Layout::incremental_base): New function.
1868 (Layout::init_fixed_output_section): New function.
1869 (Layout::allocate): New function.
1870 (Layout::incremental_base_): New data member.
1871 (Layout::free_list_): New data member.
1872 * main.cc (main): Print Free_list statistics.
1873 * object.cc (Relobj::finalize_incremental_relocs): Add
1874 clear_counts parameter; clear counts only when clear_counts is set.
1875 (Sized_relobj::Sized_relobj): Initialize new base class.
1876 (Sized_relobj::do_layout): Don't report special sections.
1877 (Sized_relobj::do_for_all_local_got_entries): New function.
1878 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1879 symtab_off to all symbol table offsets.
1880 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1881 * object.h (class Got_offset_list): Move to top of file.
1882 (Object::Object): Allow case where input_file == NULL.
1883 (Object::~Object): Likewise.
1884 (Object::input_file): Assert that input_file != NULL.
1885 (Object::lock): Allow case where input_file == NULL.
1886 (Object::unlock): Likewise.
1887 (Object::is_locked): Likewise.
1888 (Object::token): Likewise.
1889 (Object::release): Likewise.
1890 (Object::is_incremental): New function.
1891 (Object::get_mtime): New function.
1892 (Object::for_all_local_got_entries): New function.
1893 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1894 (Object::set_is_in_system_directory): New function.
1895 (Object::is_in_system_directory): New function.
1896 (Object::do_is_incremental): New function.
1897 (Object::do_get_mtime): New function.
1898 (Object::do_for_all_local_got_entries): New function.
1899 (Object::is_in_system_directory_): New data member.
1900 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1901 (class Sized_relobj_base): New class.
1902 (class Sized_relobj): Derive from Sized_relobj_base.
1903 (class Sized_relobj::Symbols): Redeclare from base class.
1904 (class Sized_relobj::local_got_offset_list): Remove.
1905 (class Sized_relobj::Output_sections): Redeclare from base class.
1906 (class Sized_relobj::do_for_all_local_got_entries): New function.
1907 (class Sized_relobj::write_local_symbols): Add offset parameter.
1908 (class Sized_relobj::local_symbol_offset_): Update comment.
1909 (class Sized_relobj::local_dynsym_offset_): Update comment.
1910 * options.cc (Input_arguments::add_file): Remove const.
1911 * options.h (Input_file_argument::Input_file_argument):
1912 Initialize arg_serial_ (all constructors).
1913 (Input_file_argument::set_arg_serial): New function.
1914 (Input_file_argument::arg_serial): New function.
1915 (Input_file_argument::arg_serial_): New data member.
1916 (Input_arguments::Input_arguments): Initialize file_count_.
1917 (Input_arguments::add_file): Remove const.
1918 (Input_arguments::number_of_input_files): New function.
1919 (Input_arguments::file_count_): New data member.
1920 (Command_line::number_of_input_files): Call
1921 Input_arguments::number_of_input_files.
1922 * output.cc (Output_segment_headers::Output_segment_headers):
1923 Set current size.
1924 (Output_section::Input_section::current_data_size): New function.
1925 (Output_section::Output_section): Initialize new data members.
1926 (Output_section::add_input_section): Don't do merge sections for
1927 an incremental link; allocate space from free list for an
1928 incremental update.
1929 (Output_section::add_output_section_data): Allocate space from
1930 free list for an incremental update.
1931 (Output_section::update_data_size): New function.
1932 (Output_section::set_fixed_layout): New function.
1933 (Output_section::reserve): New function.
1934 (Output_segment::set_section_addresses): Remove const.
1935 (Output_segment::set_section_list_addresses): Remove const; allocate
1936 space from free list for an incremental update.
1937 (Output_segment::set_offset): Adjust size of RELRO segment for an
1938 incremental update.
1939 * output.h (Output_data::current_data_size): Move here from
1940 child classes.
1941 (Output_data::pre_finalize_data_size): New function.
1942 (Output_data::update_data_size): New function.
1943 (Output_section_headers::update_data_size): new function.
1944 (Output_section_data_build::current_data_size): Move to Output_data.
1945 (Output_data_strtab::update_data_size): New function.
1946 (Output_section::current_data_size): Move to Output_data.
1947 (Output_section::set_fixed_layout): New function.
1948 (Output_section::has_fixed_layout): New function.
1949 (Output_section::reserve): New function.
1950 (Output_section::update_data_size): New function.
1951 (Output_section::has_fixed_layout_): New data member.
1952 (Output_section::free_list_): New data member.
1953 (Output_segment::set_section_addresses): Remove const.
1954 (Output_segment::set_section_list_addresses): Remove const.
1955 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1956 New function.
1957 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1958 New function.
1959 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1960 parameter when calling Add_symbols constructor; store argument
1961 serial number for members of a lib group.
1962 (Add_symbols::locks): Allow case where token == NULL.
1963 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1964 (Read_member::~Read_member): New function.
1965 (Read_member::is_runnable): New function.
1966 (Read_member::locks): New function.
1967 (Read_member::run): New function.
1968 (Check_script::~Check_script): New function.
1969 (Check_script::is_runnable): New function.
1970 (Check_script::locks): New function.
1971 (Check_script::run): New function.
1972 (Check_library::~Check_library): New function.
1973 (Check_library::is_runnable): New function.
1974 (Check_library::locks): New function.
1975 (Check_library::run): New function.
1976 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1977 (Add_symbols::library_): New data member.
1978 (class Read_member): New class.
1979 (class Check_script): New class.
1980 (class Check_library): New class.
1981 * reloc.cc (Read_relocs::is_runnable): Allow case where
1982 token == NULL.
1983 (Read_relocs::locks): Likewise.
1984 (Scan_relocs::locks): Likewise.
1985 (Relocate_task::locks): Likewise.
1986 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1987 to clear counters.
1988 (Sized_relobj::incremental_relocs_scan): Fix comment.
1989 (Sized_relobj::do_relocate): Pass output file offset to
1990 write_local_symbols.
1991 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1992 from class declaration.
1993 * script.cc (read_input_script): Allocate Script_info; pass
1994 argument serial number to report_script.
1995 * script.h (class Script_info): Move to incremental.h.
1996 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1997 * symtab.h (Symbol_table::add_from_incrobj): New function.
1998 (Symbol_table::set_file_offset): New function.
1999
b961d0d7
CC		 20002011-04-05 Cary Coutant <ccoutant@google.com>
2001
2002 * incremental-dump.cc (dump_incremental_inputs): Change signature
2003 to take a Sized_incremental_binary; change caller. Use readers
2004 in Sized_incremental_binary.
2005 * incremental.cc
2006 (Sized_incremental_binary::find_incremental_inputs_sections):
2007 Rename do_find_incremental_inputs_sections to this.
2008 (Sized_incremental_binary::setup_readers): New function.
2009 (Sized_incremental_binary::do_check_inputs): Check
2010 has_incremental_info_ flag; move setup code to setup_readers;
2011 use input readers.
2012 (Sized_incremental_binary::do_file_is_unchanged): New function.
2013 (Sized_incremental_binary::do_get_input_reader): New function.
2014 * incremental.h (class Incremental_binary): Move to end of file.
2015 (Incremental_binary::file_is_unchanged): New function.
2016 (Incremental_binary::do_file_is_unchanged): New function.
2017 (Incremental_binary::Input_reader): New class.
2018 (Incremental_binary::get_input_reader): New function.
2019 (class Sized_incremental_binary): Move to end of file.
2020 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2021 input section reader classes.
2022 (Sized_incremental_binary::has_incremental_info): New function.
2023 (Sized_incremental_binary::inputs_reader): New function.
2024 (Sized_incremental_binary::symtab_reader): New function.
2025 (Sized_incremental_binary::relocs_reader): New function.
2026 (Sized_incremental_binary::got_plt_reader): New function.
2027 (Sized_incremental_binary::do_file_is_unchanged): New function.
2028 (Sized_incremental_binary::Sized_input_reader): New class.
2029 (Sized_incremental_binary::get_input_reader): New function.
2030 (Sized_incremental_binary::find_incremental_inputs_sections):
2031 Rename do_find_incremental_inputs_sections to this.
2032 (Sized_incremental_binary::setup_readers): New function.
2033 (Sized_incremental_binary::has_incremental_info_): New data member.
2034 (Sized_incremental_binary::inputs_reader_): New data member.
2035 (Sized_incremental_binary::symtab_reader_): New data member.
2036 (Sized_incremental_binary::relocs_reader_): New data member.
2037 (Sized_incremental_binary::got_plt_reader_): New data member.
2038 (Sized_incremental_binary::current_input_file_): New data member.
2039
a869183f
PP		 20402011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2041
2042 PR gold/12640
2043 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2044 violation.
2045
20462011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2047
2048 * archive.cc (Archive::include_member): Adjust call to report_object.
2049 (Add_archive_symbols::run): Add script_info to call to
2050 report_archive_begin.
2051 (Lib_group::include_member): Adjust call to report_object.
2052 (Add_lib_group_symbols::run): Adjust call to report_object.
2053 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2054 blocks. Add object count for script input files.
2055 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2056 script_info parameter; change all callers.
2057 (Incremental_inputs::report_object): Add script_info parameter;
2058 change all callers.
2059 (Incremental_inputs::report_script): Store backpointer to
2060 incremental info entry.
2061 (Output_section_incremental_inputs::set_final_data_size): Record
2062 additional information for scripts.
2063 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2064 * incremental.h (Incremental_script_entry::add_object): New function.
2065 (Incremental_script_entry::get_object_count): New function.
2066 (Incremental_script_entry::get_object): New function.
2067 (Incremental_script_entry::objects_): New data member; adjust
2068 constructor.
2069 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2070 (Incremental_inputs::report_object): Add script_info parameter.
2071 (Incremental_inputs_reader::get_object_count): New function.
2072 (Incremental_inputs_reader::get_object_offset): New function.
2073 * options.cc (Input_arguments::add_file): Return reference to
2074 new input argument.
2075 * options.h (Input_argument::set_script_info): New function.
2076 (Input_argument::script_info): New function.
2077 (Input_argument::script_info_): New data member; adjust all
2078 constructors.
2079 (Input_file_group::add_file): Return reference to new input argument.
2080 (Input_file_lib::add_file): Likewise.
2081 (Input_arguments::add_file): Likewise.
2082 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2083 * script.cc (Parser_closure::Parser_closure): Add script_info
2084 parameter; adjust all callers.
2085 (Parser_closure::script_info): New function.
2086 (Parser_closure::script_info_): New data member.
2087 (read_input_script): Report scripts earlier to incremental info.
2088 (script_add_file): Set script_info in Input_argument.
2089 (script_add_library): Likewise.
2090 * script.h (Script_options::Script_info): Rewrite class.
2091
a869183f 20922011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2093
2094 * archive.cc (Library_base::should_include_member): Move
2095 method here from class Archive.
2096 (Archive::Archive): Initialize base class.
2097 (Archive::should_include_member): Move to base class.
2098 (Archive::do_for_all_unused_symbols): New function.
2099 (Add_archive_symbols::run): Remove redundant access to
2100 incremental_inputs.
2101 (Lib_group::Lib_group): Initialize base class.
2102 (Lib_group::do_filename): New function.
2103 (Lib_group::include_member): Pass pointer to Lib_group to
2104 report_object.
2105 (Lib_group::do_for_all_unused_symbols): New function.
2106 (Add_lib_group_symbols::run): Report archive information for
2107 incremental links.
2108 * archive.h (class Library_base): New base class.
2109 (class Archive): Derive from Library_base.
2110 (Archive::filename): Move to base class.
2111 (Archive::set_incremental_info): Likewise.
2112 (Archive::incremental_info): Likewise.
2113 (Archive::Should_include): Likewise.
2114 (Archive::should_include_member): Likewise.
2115 (Archive::Armap_entry): Remove.
2116 (Archive::Unused_symbol_iterator): Remove.
2117 (Archive::unused_symbols_begin): Remove.
2118 (Archive::unused_symbols_end): Remove.
2119 (Archive::do_filename): New function.
2120 (Archive::do_get_mtime): New function.
2121 (Archive::do_for_all_unused_symbols): New function.
2122 (Archive::task_): Move to base class.
2123 (Archive::incremental_info_): Likewise.
2124 (class Lib_group): Derive from Library_base.
2125 (Lib_group::do_filename): New function.
2126 (Lib_group::do_get_mtime): New function.
2127 (Lib_group::do_for_all_unused_symbols): New function.
2128 (Lib_group::task_): Move to base class.
2129 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2130 function.
2131 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2132 function.
2133 * incremental.cc (Incremental_inputs::report_archive_begin):
2134 Use Library_base; call library's get_mtime; add incremental inputs
2135 entry before members.
2136 (class Unused_symbol_visitor): New class.
2137 (Incremental_inputs::report_archive_end): Use Library_base; use
2138 visitor class to record unused symbols; don't add incremental inputs
2139 entry after members.
2140 (Incremental_inputs::report_object): Use Library_base.
2141 * incremental.h
2142 (Incremental_archive_entry::Incremental_archive_entry): Remove
2143 unused Archive parameter.
2144 (Incremental_inputs::report_archive_begin): Use Library_base.
2145 (Incremental_inputs::report_archive_end): Likewise.
2146 (Incremental_inputs::report_object): Likewise.
2147 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2148 function.
2149 * object.h (Object::for_all_global_symbols): New function.
2150 (Object::do_for_all_global_symbols): New function.
2151 (Sized_relobj::do_for_all_global_symbols): New function.
2152 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2153 function.
2154 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2155 function.
2156
61ab3e40
ILT		 21572011-03-27 Ian Lance Taylor <iant@google.com>
2158
2159 * archive.cc (Archive::interpret_header): Return -1 if something
2160 goes wrong. Change callers accordingly.
2161
30e1f9e6
CC		 21622011-03-25 Cary Coutant <ccoutant@google.com>
2163
2164 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2165 * testsuite/Makefile.in: Regenerate.
2166
9370ce59 21672011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2168
2169 * plugin.cc (get_view): New.
2170 (Plugin::load): Pass get_view to the plugin.
2171 (Plugin_manager::get_view): New.
2172
9312bb0a
ILT		 21732011-03-21 Ian Lance Taylor <iant@google.com>
2174
2175 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2176 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2177
7e12ba9e
ST		 21782011-03-21 Sriraman Tallam <tmsriram@google.com>
2179
2180 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2181 Change == to -eq.
2182 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2183 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2184 Change == to -eq.
2185 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2186 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2187
fd7a005d
ILT		 21882011-03-14 Ian Lance Taylor <iant@google.com>
2189
2190 * script-sections.cc (Sort_output_sections::script_compare):
2191 Rename from is_before, change return type.
2192 (Sort_output_sections::operator()): Adjust accordingly.
2193
ed16fd1b
ILT		 21942011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2195
2196 PR gold/12572
2197 * testsuite/odr_violation2.cc: Add comment to make all error line
2198 numbers double digits.
2199 * testsuite/debug_msg.sh: Adjust expected errors.
2200
71ff8986
ILT		 22012011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2202
2203 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2204 but mark earlier ones as non-canonical
2205 (offset_to_iterator): Update search target and example
2206 (do_addr2line): Return extra lines in a vector*
2207 (format_file_lineno): Extract from do_addr2line
2208 (one_addr2line): Add vector* out-param
2209 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2210 when a lineno entry appeared last for its instruction
2211 (Dwarf_line_info): Add vector* out-param
2212 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2213 * symtab.cc (Odr_violation_compare): Include the lineno in the
2214 comparison again.
2215 (linenos_from_loc): New. Combine the canonical line for an
2216 address with its other lines.
2217 (True_if_intersect): New. Helper functor to make
2218 std::set_intersection a query.
2219 (detect_odr_violations): Compare sets of lines instead of just
2220 one line for each function. This became less deterministic, but
2221 has fewer false positives.
2222 * symtab.h: Declarations.
2223 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2224 mix an optimized and non-optimized object in the same binary
2225 (odr_violation2.so): Same.
2226 * testsuite/Makefile.in: Regenerate from Makefile.am.
2227 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2228 * testsuite/debug_msg.sh: Update line numbers and add
2229 assertions.
2230 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2231 non-optimized context.
2232 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2233 isn't inlined, and use OdrDerived in an optimized context.
2234 * testsuite/odr_header1.h: Defines OdrDerived, where
2235 optimization will change the
2236 first-instruction-in-the-destructor's file and line number.
2237 * testsuite/odr_header2.h: Defines OdrBase.
2238
a19fefdc
ILT		 22392011-03-09 Ian Lance Taylor <iant@google.com>
2240
2241 * fileread.cc (File_read::clear_views): Don't delete the whole
2242 file view.
2243
ecb351e9
ILT		 22442011-03-08 Ian Lance Taylor <iant@google.com>
2245
2246 PR gold/12525
2247 * fileread.cc: #include <climits>.
2248 (GOLD_IOV_MAX): Define.
2249 (File_read::read_multiple): Limit number of entries by iov_max.
2250 * fileread.h (class File_read): Always set max_readv_entries to
2251 128.
2252
b821d13c
ILT		 22532011-03-07 Ian Lance Taylor <iant@google.com>
2254
2255 PR gold/12525
2256 * options.h (class General_options): Add -dy and -dn.
2257
89243142
CC		 22582011-03-02 Cary Coutant <ccoutant@google.com>
2259
2260 * testsuite/script_test_9.t: Add TLS segment.
2261
d0773f31
ILT		 22622011-03-02 Simon Baldwin <simonb@google.com>
2263
2264 * configure.ac: Add check for gnu_indirect_function support in
2265 the toolchain building binutils.
2266 * configure: Rebuild.
2267
9370ce59 22682011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2269
2270 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2271 plugin only symbols.
2272 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2273 in plugin files as not needed in the symbol table.
2274
4cf7a849
ST		 22752011-02-11 Sriraman Tallam <tmsriram@google.com>
2276
2277 * output.cc (Output_section::add_input_section): Delay fill
2278 generation for section ordering.
2279
b578bd7d
ILT		 22802011-02-09 Ian Lance Taylor <iant@google.com>
2281
2282 PR gold/12316
2283 * object.h (class Sized_relobj): Remove clear_local_symbols.
2284 * reloc.cc (Sized_relobj::do_relocate): Don't call
2285 clear_local_symbols.
2286
9370ce59 22872011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2288
2289 * plugin.cc (is_visible_from_outside): Return true for symbols
2290 in the -u option.
2291
55382fb7
ILT		 22922011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2293
2294 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2295 filename.
2296
4e271fff
ST		 22972011-02-02 Sriraman Tallam <tmsriram@google.com>
2298
2299 * icf.h (is_section_foldable_candidate): Change type of parameter
2300 to std::string.
2301 * icf.cc (Icf::find_identical_sections): Change type of local variable
2302 section_name to be std::string.
2303 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2304
d433c3ac
ILT		 23052011-01-25 Ian Lance Taylor <iant@google.com>
2306
2307 * script.cc (script_add_extern): Rewrite to use
2308 add_symbol_reference.
2309
880473a6
DK		 23102011-01-25 Doug Kwan <dougkwan@google.com>
2311
d433c3ac 2312 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2313
f30f86fa
ILT		 23142011-01-24 Ian Lance Taylor <iant@google.com>
2315
2316 * options.h (class General_options): Accept
2317 --no-detect-odr-violations.
2318
8e51a0b9
ILT		 23192011-01-24 Ian Lance Taylor <iant@google.com>
2320
2321 * version.cc (version_string): Bump to 1.11.
2322
0f3b89d8
ILT		 23232011-01-24 Ian Lance Taylor <iant@google.com>
2324
2325 * plugin.cc (class Plugin_rescan): Define new class.
2326 (Plugin_manager::claim_file): Set any_claimed_.
2327 (Plugin_manager::save_archive): New function.
2328 (Plugin_manager::save_input_group): New function.
2329 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2330 necessary.
2331 (Plugin_manager::new_undefined_symbol): New function.
2332 (Plugin_manager::rescan): New function.
2333 (Plugin_manager::rescannable_defines): New function.
2334 (Plugin_manager::add_input_file): Set any_added_.
2335 * plugin.h (class Plugin_manager): define new fields rescannable_,
2336 undefined_symbols_, any_claimed_, and any_added_. Declare
2337 Plugin_rescan as friend. Declare new functions.
2338 (Plugin_manager::Rescannable): Define type.
2339 (Plugin_manager::Rescannable_list): Define type.
2340 (Plugin_manager::Undefined_symbol_list): Define type.
2341 (Plugin_manager::Plugin_manager): Initialize new fields.
2342 * archive.cc (Archive::defines_symbol): New function.
2343 (Add_archive_symbols::run): Pass archive to plugins if any.
2344 * archive.h (class Archive): Declare defines_symbol.
2345 * readsyms.cc (Input_group::~Input_group): New function.
2346 (Finish_group::run): Pass input_group to plugins if any.
2347 * readsyms.h (class Input_group): Declare destructor.
2348 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2349 any.
2350
3bb951e5
ILT		 23512011-01-10 Ian Lance Taylor <iant@google.com>
2352
2353 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2354 section as relro.
2355 (Layout::set_segment_offsets): Reset increase_relro before calling
2356 set_section_addresses a second time.
2357
0aa45fac
CC		 23582011-01-04 Cary Coutant <ccoutant@google.com>
2359
2360 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2361 sections before NOBITS sections.
2362
0db46eb4
L		 23632011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2364
2365 * version.cc (print_version): Update copyright to 2011.
2366
829c9745
CC		 23672010-12-23 Cary Coutant <ccoutant@google.com>
2368
2369 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2370 of OS to this->add. Add OD parameter to second form of the function.
2371
7500420b
ILT		 23722010-12-20 Ian Lance Taylor <iant@google.com>
2373
2374 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2375 second of two consecutive entries with same offset.
2376
f8e9a930
RW		 23772010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2378
2379 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2380 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2381 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2382 to avoid unneeded links against $(LDADD).
2383 * testsuite/Makefile.in: Regenerate.
2384
2fbb4320
ILT		 23852010-12-15 Ian Lance Taylor <iant@google.com>
2386
2387 PR gold/12324
2388 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2389 for R_X86_64_32 and R_X86_64_PC32.
2390 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2391 ver_matching_def_pic.o.
2392 (ver_matching_def_pic.o): New target.
2393
fedb228d
RW		 23942010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2395
2396 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2397 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2398 Move definition before File_read::View member definitions.
2399 (File_read::View::~View): Initialize and hold lock before
2400 updating current_mapped_bytes.
2401
9b547ce6
RW		 24022010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2403
2404 * dwarf_reader.cc: Remove outdated comment.
2405 * gold-threads.cc: Fix typo in error message.
2406 * archive.cc: Fix typos in comments.
2407 * archive.h: Likewise.
2408 * arm-reloc-property.cc: Likewise.
2409 * arm-reloc-property.h: Likewise.
2410 * arm-reloc.def: Likewise.
2411 * arm.cc: Likewise.
2412 * attributes.h: Likewise.
2413 * cref.cc: Likewise.
2414 * ehframe.cc: Likewise.
2415 * fileread.h: Likewise.
2416 * gold.h: Likewise.
2417 * i386.cc: Likewise.
2418 * icf.cc: Likewise.
2419 * incremental.h: Likewise.
2420 * int_encoding.cc: Likewise.
2421 * layout.h: Likewise.
2422 * main.cc: Likewise.
2423 * merge.h: Likewise.
2424 * object.cc: Likewise.
2425 * object.h: Likewise.
2426 * options.cc: Likewise.
2427 * readsyms.cc: Likewise.
2428 * reduced_debug_output.cc: Likewise.
2429 * reloc.cc: Likewise.
2430 * script-sections.cc: Likewise.
2431 * sparc.cc: Likewise.
2432 * symtab.h: Likewise.
2433 * target-reloc.h: Likewise.
2434 * target.cc: Likewise.
2435 * target.h: Likewise.
2436 * timer.cc: Likewise.
2437 * timer.h: Likewise.
2438 * x86_64.cc: Likewise.
2439
83e17bd5
CC		 24402010-12-09 Cary Coutant <ccoutant@google.com>
2441
2442 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2443 stack.
2444 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2445 parameter; change all callers.
2446 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2447 * options.h (warn_execstack): New option.
2448
017257f8
DK		 24492010-12-07 Doug Kwan <dougkwan@google.com>
2450
2451 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2452 like function call relocations.
2453
c20cbc06
ILT		 24542010-12-07 Ian Lance Taylor <iant@google.com>
2455
2456 * archive.cc (Archive::get_elf_object_for_member): Permit
2457 punconfigured to be NULL.
2458 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2459 (Archive::include_member): Pass NULL to get_elf_object_for_member
2460 if we searched for the archive and this is the first included
2461 object.
2462
4dbfafcc
ILT		 24632010-12-01 Ian Lance Taylor <iant@google.com>
2464
2465 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2466 track_relocs_type_ field.
2467 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2468 Set track_relocs_type_.
2469 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2470 contents when using RELA relocs.
2471 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2472 reloc_map_.
2473 * reloc.cc (Track_relocs::next_addend): New function.
2474 * reloc.h (class Track_relocs): Declare next_addend.
2475
e5e19edd
ILT		 24762010-12-01 Ian Lance Taylor <iant@google.com>
2477
2478 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2479 virtual destructor.
2480
9a5ce24c
ILT		 24812010-12-01 Ian Lance Taylor <iant@google.com>
2482
2483 * README: Update compilers known to work and fail.
2484
c7791212
NC		 24852010-11-23 Matthias Klose <doko@ubuntu.com>
2486
2487 * configure.in: For --enable-gold, handle value `default' instead of
2488 `both*'. Always install ld as ld.bfd, install as ld if gold is
2489 not the default.
2490 * configure: Regenerate.
2491
0ad220c9
DK		 24922010-11-18 Doug Kwan <dougkwan@google.com>
2493
2494 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2495 and right_alignment to be zero. Store result alignment only if it is
2496 greater than existing alignment.
2497
ab8056e0
CC		 24982010-11-16 Cary Coutant <ccoutant@google.com>
2499
2500 PR gold/12220
2501 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2502 Check for ".zdebug_line".
2503
fd064a5b
CC		 25042010-11-16 Doug Kwan <dougkwan@google.com>
2505 Cary Coutant <ccoutant@google.com>
2506
2507 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2508 by reference; adjust all callers.
2509 * output.cc (Output_segment::set_section_addresses): Adjust references
2510 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2511 list is empty.
2512 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2513 end at page boundary.
2514
6fc6ea19
CC		 25152010-11-16 Cary Coutant <ccoutant@google.com>
2516
2517 PR gold/12220
2518 * layout.cc (Layout::choose_output_section): Transform names of
2519 compressed sections even when using a script with a SECTIONS clause.
2520 (Layout::output_section_name): Remove code to transform
2521 compressed debug section names.
2522 * output.cc (Output_section::add_input_section): Use uncompressed
2523 section size when tracking input sections.
2524
95a2c8d6
RS		 25252010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2526
2527 * symtab.h (Symbol::NON_PIC_REF): Remove.
2528 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2529 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2530 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2531 (Symbol::use_plt_offset): Take a flags argument and pass it
2532 directly to needs_dynamic_reloc. Restrict check for undefined
2533 weak symbols to function calls.
2534 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2535 (Target_arm::Scan::global): Use it.
2536 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2537 (Target_arm::Relocate::relocate): Likewise.
2538 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2539 parameter with an r_type parameter. Use get_reference_flags
2540 to get the flags.
2541 (Target_arm::Relocate::relocate): Update accordingly.
2542 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2543 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2544 (Target_i386::Scan::global): Likewise.
2545 (Target_i386::Relocate::relocate): Likewise.
2546 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2547 parameter with an r_type parameter. Use get_reference_flags
2548 to get the flags.
2549 (Target_i386::Relocate::relocate): Update accordingly.
2550 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2551 (Target_powerpc::Scan::global): Use it.
2552 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2553 (Target_powerpc::Relocate::relocate): Likewise.
2554 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2555 (Target_sparc::Scan::global): Use it.
2556 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2557 (Target_sparc::Relocate::relocate): Likewise.
2558 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2559 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2560 (Target_x86_64::Scan::global): Likewise.
2561 (Target_x86_64::Relocate::relocate): Likewise.
2562
f625ae50
DK		 25632010-11-08 Doug Kwan <dougkwan@google.com>
2564 Cary Coutant <ccoutant@google.com>
2565
2566 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2567 (Arm_exidx_merge_section::section_contents_): New data member.
2568 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2569 (Arm_input_section::~Arm_input_section): De-allocate memory.
2570 (Arm_input_section::original_contents_): New data member.
2571 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2572 in parameters instead of calling Object::section_contents without
2573 locking.
2574 (Arm_output_section::group_section): New parameter TASK. Pass it
2575 to callees that need locking objects.
2576 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2577 to lock EXIDX input sections. Fix a formatting issue. Call
2578 Arm_exidx_merged_section::build_contents to create merged section
2579 contents.
2580 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2581 to lock object of stub table owner.
2582 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2583 TEXT_SIZE to initialize data member TEXT_SIZE_.
2584 (Arm_exidx_input_section::addralign): Fix typo in comment.
2585 (Arm_exidx_input_section::text_size): New method.
2586 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2587 that require locking objects. Lock objects before scanning for stubs
2588 and updating local symbols.
2589 (Arm_input_section<big_endian>::init): Copy contents of original
2590 input section.
2591 (Arm_input_section<big_endian>::do_write): Use saved contents of
2592 original input section instead of calling Object::section_contents
2593 without locking.
2594 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2595 size without calling Object::section_size().
2596 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2597 for size. Allocate a buffer for merged EXIDX entries.
2598 (Arm_exidx_merged_section::build_contents): New method.
2599 (Arm_exidx_merged_section::do_write): Move merge section contents
2600 building code to Arm_exidx_merged_section::build_contetns. Write
2601 out contetns in buffer instead of building it on the fly.
2602 (Arm_relobj::make_exidx_input_section): Also pass text section size
2603 to Arm_exidx_input_section constructor.
2604 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2605 (Arm_dynobj::do_read_symbols): Fix memory leak.
2606 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2607 * target.h: (class Task): Add forward declaration.
2608 (Target::relax): Add new parameter TASK and pass it to
2609 Target::do_relax().
2610 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2611
5f9bcf58
CC		 26122010-11-05 Cary Coutant <ccoutant@google.com>
2613
2614 PR gold/10708
2615 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2616 object when reading from the file.
2617 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2618 second layout pass.
2619 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2620 when reading section contents.
2621 (get_section_contents): Likewise.
2622 (icf::find_identical_sections): Likewise.
2623 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2624 object when reading from the file.
2625 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2626 the object when doing deferred section layout.
2627
e597fa08
NC		 26282010-11-03 Nick Clifton <nickc@redhat.com>
2629
2630 PR gold/12001
2631 * script.h (class Symbol_assignment: name): New member. Returns
2632 the name of the symbol.
2633 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2634 Returns true if the given symbol name is on the list of
2635 assignments wating to be processed.
2636 * archive.cc (should_incldue_member): If the symbol is undefined,
2637 check to see if it is on the list of symbols pending assignment.
2638
3f9a3278
ILT		 26392010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2640
2641 * script-sections.cc (Script_sections::find_memory_region): Check
2642 for a NULL output section pointer.
2643
d06fb4d1
DK		 26442010-10-29 Doug Kwan <dougkwan@google.com>
2645
2646 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2647 Output_section::add_relaxed_input_section.
2648 * output.cc (Output_section::add_relaxed_input_section): Add new
2649 arguments LAYOUT and NAME. Set section order index.
2650 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2651 Copy section order index.
2652 * output.h (Output_section::add_relaxed_input_section): Add new
2653 arguments LAYOUT and NAME.
2654
90e24de5
ILT		 26552010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2656
2657 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2658 NATIVE_OR_CROSS_LINKER.
2659 * testsuite/Makefile.in: Regenerate.
2660
c9484ea5
DK		 26612010-10-20 Doug Kwan <dougkwan@google.com>
2662
2663 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2664 without SHF_LINK_ORDER flags.
2665 * layout.cc (Layout::choose_output_section): Do not filter
2666 SHF_LINK_ORDER flag in a relocatable link.
2667
5bc2f5be
CC		 26682010-10-17 Cary Coutant <ccoutant@google.com>
2669
2670 * output.h (Output_segment::set_section_addresses): Change function
2671 signature. Update all callers.
2672 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2673 sections.
2674 (Output_segment::set_section_addresses): Align after last TLS
2675 section. Add padding before last relro section instead of after.
2676
0c91cf04
DK		 26772010-10-17 Doug Kwan <dougkwan@google.com>
2678
2679 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2680 GOT output section to be writable.
2681
8c21d9d3
CC		 26822010-10-14 Cary Coutant <ccoutant@google.com>
2683
2684 * debug.h (DEBUG_INCREMENTAL): New flag.
2685 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2686 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2687 mode.
2688 * incremental.cc (report_command_line): Ignore all forms of
2689 --incremental.
2690 * layout.cc (Layout::Layout): Check parameters for incremental link
2691 mode.
2692 * options.cc (General_options::parse_incremental): New function.
2693 (General_options::parse_no_incremental): New function.
2694 (General_options::parse_incremental_full): New function.
2695 (General_options::parse_incremental_update): New function.
2696 (General_options::incremental_mode_): New data member.
2697 (General_options::finalize): Check incremental_mode_.
2698 * options.h (General_options): Update help text for --incremental.
2699 Add --no-incremental, --incremental-full, --incremental-update.
2700 (General_options::Incremental_mode): New enum type.
2701 (General_options::incremental_mode): New function.
2702 (General_options::incremental_mode_): New data member.
2703 * parameters.cc (Parameters::incremental_mode_): New data member.
2704 (Parameters::set_options): Set incremental_mode_.
2705 (Parameters::set_incremental_full): New function.
2706 (Parameters::incremental): New function.
2707 (Parameters::incremental_update): New function.
2708 (set_parameters_incremental_full): New function.
2709 * parameters.h (Parameters::set_incremental_full): New function.
2710 (Parameters::incremental): New function.
2711 (Parameters::incremental_update): New function.
2712 (Parameters::incremental_mode_): New data member.
2713 (set_parameters_incremental_full): New function.
2714 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2715 incremental link mode.
2716 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2717 (Sized_relobj::do_relocate_sections): Likewise.
2718 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2719 option.
2720 * testsuite/Makefile.in: Regenerate.
2721 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2722
bb32aa18 27232010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2724
2725 * script-sections.h (class Script_sections): Make
2726 Sections_elements typedef public.
2727 * script-sections.cc (class Sort_output_sections): Add elements_
2728 field. Add constructor which sets it; change all callers.
2729 (Sort_output_sections::is_before): New function.
2730 (Sort_output_sections::operator()): Call is_before.
2731 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2732 conditional.
2733 * testsuite/script_test_10.sh: New test. Test script section
2734 order.
2735 * testsuite/script_test_10.t: Likewise.
2736 * testsuite/script_test_10.s: Likewise.
2737 * testsuite/Makefile.am: Wrap the cross linker tests and the
2738 common tests into NATIVE_OR_CROSS_LINKER.
2739 (check_SCRIPTS): Add script_test_10.sh.
2740 (check_DATA): Add script_test_10.stdout.
2741 (script_test_10.o, script_test_10): New targets.
2742 (script_test_10.stdout): New target.
2743 * configure, testsuite/Makefile.in: Regenerate.
2744
3cef7179
ILT		 27452010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2746
2747 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2748 error for the deprecated relocations.
2749 (Target_arm::Scan::global): Likewise.
2750 (Target_arm::Relocate::relocate): Likewise.
2751
7411e9a8
RS		 27522010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2753
2754 * fileread.cc (Input_file::find_file): Initialize *found_name
2755 and *namep when using the fallback search for case 4.
2756
6a9da32a
CC		 27572010-10-11 Cary Coutant <ccoutant@google.com>
2758
2759 * options.h (class General_options): Redefine -z lazy as an alias for
2760 the negation of -z now.
2761
ac897c20
ILT		 27622010-10-11 Ian Lance Taylor <iant@google.com>
2763
2764 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2765 binding.
2766
ea5cae92
NC		 27672010-10-06 Nick Clifton <nickc@redhat.com>
2768
2769 * script-sections.cc(class Memory_region): Remove
2770 current_lma_offset_ field. Rename current_vma_offset_ to
2771 current_offset_. Add last_section_ field.
2772 (Memory_region::get_current_vma_address): Rename to
2773 get_current_address.
2774 (Memory_region::get_current_lma_address): Delete.
2775 (Memory_region::increment_vma_offset): Rename to
2776 increment_offset.
2777 (Memory_region::increment_lma_offset): Delete.
2778 (Memory_region::attributes_compatible): New method. Returns
2779 true if the provided section is compatible with the region.
2780 (Memory_region::get_last_section): New method. Returns the last
2781 section to use the region.
2782 (Memory_region::set_last_section): New method. Stores the last
2783 section to use the region.
2784 (Script_sections::block_in_region): New method. Returns true if
2785 a block of memory is contained within a region.
2786 (Script_sections::find_memory_region): New method. Locates a
2787 memory region to be used to set a VMA or LMA address.
2788 (Output_section_definition::set_section_addresses): Add code to
2789 check for addresses set by memory regions.
2790 (Output_segment::set_section_addresses): Remove memory region
2791 walking code.
2792 (Script_sections::create_segment): Add a warning if a header
2793 segment is created outside of any region.
2794 * script-sections.h (class Script_sections): Add prototypes for
2795 find_memory_region and block_in_region methods.
2796 * testsuite/memory_test.s: Use .long instead of .word.
2797 * testsuite/memory_test.t: Add some more output sections.
2798 * testsuite/memory_test.sh: Update expected output.
2799
a9bfd952
DK		 28002010-10-02 Doug Kwan <dougkwan@google.com>
2801
2802 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2803 defintion to symtab.h
2804 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2805 declaration to defintion.
2806
bacff3ab
NC		 28072010-10-01 Nick Clifton <nickc@redhat.com>
2808
2809 * expression.cc (eval): Replace dummy argument with NULL.
2810 (eval_maybe_dot): Check for a NULL result section pointer.
2811 (Symbol_expression::value): Likewise.
2812 (Dot_expression::value): Likewise.
2813 (BINARY_EXPRESSION): Likewise.
2814 (Max_expression::value): Likewise.
2815 (Min_expression::value): Likewise.
2816 (Absolute_expression::value): Likewise.
2817 (Addr_expression::value_from_output_section): Likewise.
2818 (Loaddddr_expression::value_from_output_section): Likewise.
2819 (Segment_start_expression::value): Likewise.
2820 * script-sections.cc
2821 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2822 argument with NULL.
2823 (Sections_elememt_dot_assignment::set_section_addresses):
2824 Likewise.
2825 (Output_data_expression::do_write_to_buffer): Likewise.
2826 (Output_section_definition::finalize_symbols): Likewise.
2827 (Output_section_definition::set_section_addresses): Likewise.
2828
f81bc8b5
DK		 28292010-09-30 Doug Kwan <dougkwan@google.com>
2830
2831 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2832
c95e9f27
ST		 28332010-09-28 Sriraman Tallam <tmsriram@google.com>
2834
2835 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2836 function.
c95e9f27
ST		 2837 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2838 virtual function.
2839 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2840 virtual function.
2841 * icf.cc (get_section_contents): Inline merge sections only when
2842 target allows it.
2843
3cac54d2
RW		 28442010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2845
2846 * configure: Regenerate.
2847
2904037a
ILT		 28482010-09-17 Ian Lance Taylor <iant@google.com>
2849
2850 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2851 * testsuite/Makefile.am (memory_test.o): New target.
2852 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2853 memory_test.t.
2854 * testsuite/Makefile.in: Rebuild.
2904037a 2855
bca7fb63
DK		 28562010-09-17 Doug Kwan <dougkwan@google.com>
2857
2858 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2859 defintion if relocation uses GOT entries of the symbol.
2860 * testsuite/icf_safe_test.sh: Fix test.
2861 * testsuite/icf_safe_so_test.sh: Fix test.
2862
4ef28648
CC		 28632010-09-16 Cary Coutant <ccoutant@google.com>
2864
2865 * script_sections.cc (class Memory_region): Remove "NULL" from
2866 vector initializations.
2867
793990de
CC		 28682010-09-15 Cary Coutant <ccoutant@google.com>
2869
2870 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2871 Resolve forwarding symbols.
2872
81e015e2
DK		 28732010-09-15 Doug Kwan <dougkwan@google.com>
2874
2875 * gold/testsuite/script_test_3.t: Add ARM special sections.
2876 * gold/testsuite/script_test_4.t: Same.
2877 * gold/testsuite/script_test_5.t: Same.
2878 * gold/testsuite/script_test_6.t: Same.
2879 * gold/testsuite/script_test_7.t: Same.
2880 * gold/testsuite/script_test_7.t: Same.
2881 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2882
36171d64
CC		 28832010-09-14 Cary Coutant <ccoutant@google.com>
2884
2885 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2886 (Target_x86_64::Relocate::relocate_tls): Replace check for
2887 saw_tls_block_reloc_ with test for executable section.
2888
d89051bd
CC		 28892010-09-12 Cary Coutant <ccoutant@google.com>
2890
2891 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2892 position-independent executables to shared libraries need dynamic
2893 relocations.
2894 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2895 position-independent executables.
2896 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2897 * testsuite/Makefile.in: Regenerate.
2898
fca41f0f
NC		 28992010-09-10 Nick Clifton <nickc@redhat.com>
2900
2901 PR gold/11997
2902 * testsuite/memory_test.t: Discard any sections that are not
2903 needed.
2904
6695e4b3
L		 29052010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2906
2907 PR gold/11996
2908 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2909 "This::" to work around a bug in gcc 4.2.
2910
2911 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2912
0f72bf6f
RÁE		 29132010-09-09 Rafael Espindola <espindola@google.com>
2914
2915 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2916 sections with different PF_X flags in the same segment.
2917 (Layout::find_first_load_seg): Search all segments to find the first
2918 one.
2919 * options.h (rosegment): New.
2920
29212010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2922
05a79166 2923 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2924
aa98ff75
DK		 29252010-09-08 Doug Kwan <dougkwan@google.com>
2926
2927 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2928 (Arm_relobj::do_relocate_sections): Add new parameter for output
2929 file to match the parent.
2930 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2931 of local symbols instead of input values. Update code to track
2932 changes in gold::relocate_section.
2933 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2934 (Sized_relobj::compute_final_local_value_internal): New methods.
2935 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2936 body into private version of Sized_relobj::compute_final_local_value.
2937 Call the inline method.
2938 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2939 merged symbol value if there is one.
2940 (Symbol_value::has_output_value): New method defintiion.
2941 (Sized_relobj::Compute_final_local_value_status): New enum type.
2942 (Sized_relobj::compute_final_local_value): New methods.
2943 (Sized_relobj::compute_final_local_value_internal): New methods.
2944 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2945 and arm_cortex_a8.sh.
2946 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2947 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2948 New tests.
2949 * Makefile.in: Regenerate.
2950 * testsuite/arm_bl_out_of_range.s: Update test.
2951 * testsuite/thumb_bl_out_of_range.s: Ditto.
2952 * testsuite/thumb_blx_out_of_range.s: Ditto.
2953 * testsuite/arm_branch_out_of_range.sh: New file.
2954 * testsuite/arm_cortex_a8.sh: Ditto.
2955 * testsuite/arm_cortex_a8_b.s: Ditto.
2956 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2957 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2958 * testsuite/arm_cortex_a8_bl.s: Ditto.
2959 * testsuite/arm_cortex_a8_blx.s: Ditto.
2960 * testsuite/arm_cortex_a8_local.s: Ditto.
2961 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2962 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2963
05a79166
L		 29642010-09-08 Rafael Espindola <espindola@google.com>
2965
2966 * Makefile.am (memory_test.stdout): Run readelf with -W.
2967 * Makefile.in: Regenerate.
2968 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2969 64 bit output.
2970
33dbc701
RÁE		 29712010-09-08 Rafael Espindola <espindola@google.com>
2972
2973 * script-sections.cc (Script_sections::add_memory_region): Convert
2974 field precision to int.
2975 * script.cc (script_set_section_region, script_set_section_region):
2976 Convert field precision to int.
2977
731ca54a
RÁE		 29782010-09-08 Rafael Espindola <espindola@google.com>
2979
2980 * arm.cc (do_finalize_sections): Create the __exidx_start and
2981 __exdix_end symbols even when the section is missing.
2982
7f8cd844
NC		 29832010-09-08 Nick Clifton <nickc@redhat.com>
2984
2985 * README: Remove claim that MEMORY is not supported.
2986 * expression.cc (script_exp_function_origin)
2987 (script_exp_function_length): Move from here to ...
2988 * script.cc: ... here.
2989 (script_set_section_region, script_add_memory)
2990 (script_parse_memory_attr, script_include_directive): New
2991 functions.
2992 * script-sections.cc
2993 (class Memory_region): New class.
2994 (class Output_section_definition): Add set_memory_region,
2995 set_section_vma, set_section_lma and get_section_name methods.
2996 (class Script_Sections): Add add_memory_region,
2997 find_memory_region, find_memory_region_origin,
2998 find_memory_region_length and set_memory_region methods.
2999 Have set_section_addresses method walk the list of set memory
3000 regions.
3001 Extend the print methos to display memory regions.
3002 * script-sections.h: Add prototypes for new methods.
3003 Add enum for MEMORY region attributes.
3004 * yyscript.y: Add support for parsing MEMORY regions.
3005 * script-c.h: Add prototypes for new functions.
3006 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3007 * testsuite/Makefile.in: Regenerate.
3008 * testsuite/memory_test.sh: New script.
3009 * testsuite/memory_test.s: New assembler source file.
3010 * testsuite/memory_test.t: New linker script.
3011
a4649286
DK		 30122010-08-27 Doug Kwan <dougkwan@google.com>
3013
3014 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3015 reference override an existing dynamic weak reference.
3016 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3017 * testsuite/Makefile.in: Regenerate.
3018 * testsuite/dyn_weak_ref.sh: New file.
3019 * testsuite/dyn_weak_ref_1.c: Ditto.
3020 * testsuite/dyn_weak_ref_2.c: Ditto.
3021
b56648ad
ILT		 30222010-08-27 Ian Lance Taylor <iant@google.com>
3023
3024 * incremental.h (class Incremental_input_entry): Add virtual
3025 destructor.
3026
809313cb
ILT		 30272010-08-27 Ian Lance Taylor <iant@google.com>
3028
3029 * testsuite/start_lib_test_3.c: Mark t3 as used.
3030
11e32464
NC		 30312010-08-27 Nick Clifton <nickc@redhat.com>
3032
3033 * options.cc (version_script): Fix small typo in previous
3034 whitespace tidyup.
3035
ca09d69a
NC		 30362010-08-25 Nick Clifton <nickc@redhat.com>
3037
3038 * archive.cc: Formatting fixes: Remove whitespace between
3039 typename and following asterisk. Remove whitespace between
3040 function name and opening parenthesis.
3041 * archive.h: Likewise.
3042 * arm.cc: Likewise.
3043 * attributes.cc: Likewise.
3044 * attributes.h: Likewise.
3045 * common.cc: Likewise.
3046 * copy-relocs.cc: Likewise.
3047 * dirsearch.h: Likewise.
3048 * dynobj.cc: Likewise.
3049 * ehframe.cc: Likewise.
3050 * ehframe.h: Likewise.
3051 * expression.cc: Likewise.
3052 * fileread.cc: Likewise.
3053 * fileread.h: Likewise.
3054 * gc.h: Likewise.
3055 * gold-threads.cc: Likewise.
3056 * gold.cc: Likewise.
3057 * i386.cc: Likewise.
3058 * icf.h: Likewise.
3059 * incremental-dump.cc: Likewise.
3060 * incremental.cc: Likewise.
3061 * layout.cc: Likewise.
3062 * layout.h: Likewise.
3063 * main.cc: Likewise.
3064 * merge.cc: Likewise.
3065 * merge.h: Likewise.
3066 * object.cc: Likewise.
3067 * object.h: Likewise.
3068 * options.cc: Likewise.
3069 * options.h: Likewise.
3070 * output.cc: Likewise.
3071 * output.h: Likewise.
3072 * plugin.cc: Likewise.
3073 * plugin.h: Likewise.
3074 * powerpc.cc: Likewise.
3075 * reloc.cc: Likewise.
3076 * script-c.h: Likewise.
3077 * script-sections.cc: Likewise.
3078 * script.cc: Likewise.
3079 * stringpool.cc: Likewise.
3080 * symtab.cc: Likewise.
3081 * symtab.h: Likewise.
3082 * target.cc: Likewise.
3083 * timer.cc: Likewise.
3084 * timer.h: Likewise.
3085 * version.cc: Likewise.
3086 * x86_64.cc: Likewise.
3087
b8fa8750
NC		 30882010-08-24 Nick Clifton <nickc@redhat.com>
3089
3090 PR 11899
3091 * layout.cc (segment_precedes): Sort segments by their physical
3092 addresses, if they have been set.
3093
9919d93b
CC		 30942010-08-23 Cary Coutant <ccoutant@google.com>
3095
3096 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3097 symbols data.
3098 (Lib_group::include_member): Unlock object after deleting its
3099 symbols data.
3100 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3101 the bug fixed here.
3102
97b4be1c
CC		 31032010-08-19 Neil Vachharajani <nvachhar@google.com>
3104 Cary Coutant <ccoutant@google.com>
3105
3106 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3107 constructor, and set_blocker.
3108 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3109 readsyms_blocker_.
3110 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3111 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3112 * testsuite/Makefile.am (start_lib_test): New test case.
3113 * testsuite/Makefile.in: Regenerate.
3114 * testsuite/start_lib_test_main.c: New file.
3115 * testsuite/start_lib_test_1.c: New file.
3116 * testsuite/start_lib_test_2.c: New file.
3117 * testsuite/start_lib_test_3.c: New file.
3118
dd0b1884
ILT		 31192010-08-19 Ian Lance Taylor <iant@google.com>
3120
3121 * Makefile.in: Rebuild with automake 1.11.1.
3122 * aclocal.m4: Likewise.
3123 * testsuite/Makefile.in: Likewise.
3124
7223e9ca
ILT		 31252010-08-19 Ian Lance Taylor <iant@google.com>
3126
3127 PR 10893
3128 * i386.cc (class Output_data_plt_i386): Update declarations.
3129 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3130 local_ifuncs_ fields.
3131 (Target_i386::do_plt_section_for_global): New function.
3132 (Target_i386::do_plt_section_for_local): New function.
3133 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3134 parameter; change all callers. Initialize global_ifuncs_ and
3135 local_ifuncs_. If doing a static link define __rel_iplt_start and
3136 __rel_iplt_end.
3137 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3138 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3139 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3140 symbols.
3141 (Target_i386::make_plt_section): New function, broken out of
3142 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3143 (Target_i386::make_plt_entry): Call make_plt_section.
3144 (Target_i386::make_local_ifunc_plt_entry): New function.
3145 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3146 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3147 R_386_IRELATIVE to switch.
3148 (Target_i386::Scan::global): Likewise.
3149 (Target_i386::Relocate::relocate): Likewise.
3150 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3151 switch.
3152 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3153 (Target_x86_64::do_plt_section_for_global): New function.
3154 (Target_x86_64::do_plt_section_for_local): New function.
3155 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3156 parameter; change all callers. If doing a static link define
3157 __rela_iplt_start and __rela_iplt_end.
3158 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3159 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3160 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3161 to point to .plt.
3162 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3163 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3164 switch.
3165 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3166 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3167 R_X86_64_IRELATIVE to switch.
3168 (Target_x86_64::Scan::global): Likewise.
3169 (Target_x86_64::Relocate::relocate): Likewise.
3170 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3171 switch.
3172 * target.h (class Target): Add plt_section_for_global and
3173 plt_section_for_local functions. Add do_plt_section_for_global
3174 and do_plt_section_for_local virtual functions.
3175 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3176 clarifying comments.
3177 (Symbol::use_plt_offset): Handle IFUNC symbol.
3178 * object.cc (Sized_relobj::Sized_relobj): Initialize
3179 local_plt_offsets_.
3180 (Sized_relobj::local_has_plt_offset): New function.
3181 (Sized_relobj::local_plt_offset): New function.
3182 (Sized_relobj::set_local_plt_offset): New function.
3183 (Sized_relobj::do_count): Handle IFUNC symbol.
3184 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3185 a bit away from input_shndx_ field. Add set_is_func_symbol and
3186 is_ifunc_symbol functions.
3187 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3188 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3189 local_plt_offsets_ field.
3190 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3191 * output.h (class Output_section_data): Add non-const
3192 output_section function.
3193 (class Output_data_got): Update declarations.
3194 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3195 Add use_plt_offset parameter to global and local constructors.
3196 Change all callers. Change local_sym_index_ field to 31 bits.
3197 Change GSYM_CODE and CONSTANT_CODE accordingly.
3198 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3199 doing a static link don't set sh_link field.
3200 (Output_data_got::Got_entry::write): Use PLT offset if
3201 appropriate.
3202 (Output_data_got::add_global_plt): New function.
3203 (Output_data_got::add_local_plt): New function.
3204 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3205 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3206 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3207 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3208 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3209 IFUNC conditional.
3210 * testsuite/ifunc-sel.h: New file.
3211 * testsuite/ifuncmain1.c: New file.
3212 * testsuite/ifuncmain1vis.c: New file.
3213 * testsuite/ifuncmod1.c: New file.
3214 * testsuite/ifuncdep2.c: New file.
3215 * testsuite/ifuncmain2.c: New file.
3216 * testsuite/ifuncmain3.c: New file.
3217 * testsuite/ifuncmod3.c: New file.
3218 * testsuite/ifuncmain4.c: New file.
3219 * testsuite/ifuncmain5.c: New file.
3220 * testsuite/ifuncmod5.c: New file.
3221 * testsuite/ifuncmain6pie.c: New file.
3222 * testsuite/ifuncmod6.c: New file.
3223 * testsuite/ifuncmain7.c: New file.
3224 * configure, testsuite/Makefile.in: Rebuild.
3225
56f75c03
ILT		 32262010-08-18 Ian Lance Taylor <iant@google.com>
3227
3228 * incremental.cc
3229 (Output_section_incremental_inputs::write_input_files): Add cast
3230 to avoid signed/unsigned comparison warning.
3231 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3232
55455f89
CC		 32332010-08-12 Cary Coutant <ccoutant@google.com>
3234
3235 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3236
e2054bcb
ILT		 32372010-08-13 Ian Lance Taylor <iant@google.com>
3238
3239 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3240
74f67560
DK		 32412010-08-12 Cary Coutant <ccoutant@google.com>
3242 Doug Kwan <dougkwan@google.com>
3243
3244 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3245 defintion overrides non-weak undef, remember that the original undef
3246 is not weak.
3247 * symtab.cc (Symbol_table::sized_write_global): For undef without
3248 an original weak binding, set binding to global in output.
3249 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3250 * testsuite/Makefile.in: Regenerate.
3251 * testsuite/strong_ref_weak_def.sh: New file.
3252 * testsuite/strong_ref_weak_def_1.c: Ditto.
3253 * testsuite/strong_ref_weak_def_2.c: Ditto.
3254
d1238d12
CC		 32552010-08-12 Cary Coutant <ccoutant@google.com>
3256
3257 * testsuite/incremental_test.sh: Rewrite.
3258 * testsuite/incremental_test_1.c: Rewrite.
3259 * testsuite/incremental_test_2.c: Rewrite.
3260
0e70b911
CC		 32612010-08-12 Cary Coutant <ccoutant@google.com>
3262
3263 * arm.cc (Target_arm::got_size): Add const.
3264 (Target_arm::got_entry_count): New function.
3265 (Target_arm::plt_entry_count): New function.
3266 (Target_arm::first_plt_entry_offset): New function.
3267 (Target_arm::plt_entry_size): New function.
3268 (Output_data_plt_arm::entry_count): New function.
3269 (Output_data_plt_arm::first_plt_entry_offset): New function.
3270 (Output_data_plt_arm::get_plt_entry_size): New function.
3271 * i386.cc (Target_i386::got_size): Add const.
3272 (Target_i386::got_entry_count): New function.
3273 (Target_i386::plt_entry_count): New function.
3274 (Target_i386::first_plt_entry_offset): New function.
3275 (Target_i386::plt_entry_size): New function.
3276 (Output_data_plt_i386::entry_count): New function.
3277 (Output_data_plt_i386::first_plt_entry_offset): New function.
3278 (Output_data_plt_i386::get_plt_entry_size): New function.
3279 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3280 find_incremental_inputs_sections. Dump incremental_got_plt section.
3281 * incremental.cc: Include target.h.
3282 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3283 parameter. Adjust all callers. Find incremental_got_plt section.
3284 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3285 section.
3286 (Output_section_incremental_inputs::set_final_data_size): Calculate
3287 size of incremental_got_plt section.
3288 (Output_section_incremental_inputs::do_write): Write the
3289 incremental_got_plt section.
3290 (Got_plt_view_info): New struct.
3291 (Local_got_offset_visitor): New class.
3292 (Global_got_offset_visitor): New class.
3293 (Global_symbol_visitor_got_plt): New class.
3294 (Output_section_incremental_inputs::write_got_plt): New function.
3295 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3296 Add parameter. Adjust all callers.
3297 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3298 (Incremental_inputs::got_plt_section): New function.
3299 (Incremental_inputs::got_plt_section_): New data member.
3300 (Incremental_got_plt_reader): New class.
3301 * layout.cc (Layout::create_incremental_info_sections): Add the
3302 incremental_got_plt section.
3303 * object.h (Got_offset_list::get_list): New function.
3304 (Got offset_list::for_all_got_offsets): New function.
3305 (Sized_relobj::local_got_offset_list): New function.
3306 * powerpc.cc (Target_powerpc::got_size): Add const.
3307 (Target_powerpc::got_entry_count): New function.
3308 (Target_powerpc::plt_entry_count): New function.
3309 (Target_powerpc::first_plt_entry_offset): New function.
3310 (Target_powerpc::plt_entry_size): New function.
3311 (Output_data_plt_powerpc::entry_count): New function.
3312 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3313 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3314 * sparc.cc (Target_sparc::got_size): Add const.
3315 (Target_sparc::got_entry_count): New function.
3316 (Target_sparc::plt_entry_count): New function.
3317 (Target_sparc::first_plt_entry_offset): New function.
3318 (Target_sparc::plt_entry_size): New function.
3319 (Output_data_plt_sparc::entry_count): New function.
3320 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3321 (Output_data_plt_sparc::get_plt_entry_size): New function.
3322 * symtab.h (Symbol::got_offset_list): New function.
3323 (Symbol_table::for_all_symbols): New function.
3324 * target.h (Sized_target::got_entry_count): New function.
3325 (Sized_target::plt_entry_count): New function.
3326 (Sized_target::plt_entry_size): New function.
3327 * x86_64.cc (Target_x86_64::got_size): Add const.
3328 (Target_x86_64::got_entry_count): New function.
3329 (Target_x86_64::plt_entry_count): New function.
3330 (Target_x86_64::first_plt_entry_offset): New function.
3331 (Target_x86_64::plt_entry_size): New function.
3332 (Output_data_plt_x86_64::entry_count): New function.
3333 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3334 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3335
09ec0418
CC		 33362010-08-12 Cary Coutant <ccoutant@google.com>
3337
3338 * archive.cc: Include incremental.h.
3339 (Archive::Archive): Initialize incremental_info_.
3340 (Archive::include_member): Record archive members in incremental info.
3341 (Add_archive_symbols::run): Record begin and end of an archive in
3342 incremental info.
3343 (Lib_group::include_member): Record objects in incremental info.
3344 * archive.h (Incremental_archive_entry): Forward declaration.
3345 (Archive::set_incremental_info): New member function.
3346 (Archive::incremental_info): New member function.
3347 (Archive::Unused_symbol_iterator): New class.
3348 (Archive::unused_symbols_begin): New member function.
3349 (Archive::unused_symbols_end): New member function.
3350 (Archive::incremental_info_): New data member.
3351 * incremental-dump.cc (find_input_containing_global): New function.
3352 (dump_incremental_inputs): Dump new incremental info sections.
3353 * incremental.cc: Include symtab.h.
3354 (Output_section_incremental_inputs): New class.
3355 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3356 new incremental info sections.
3357 (Sized_incremental_binary::do_check_inputs): Likewise.
3358 (Incremental_inputs::report_archive): Remove.
3359 (Incremental_inputs::report_archive_begin): New function.
3360 (Incremental_inputs::report_archive_end): New function.
3361 (Incremental_inputs::report_object): New function.
3362 (Incremental_inputs::finalize_inputs): Remove.
3363 (Incremental_inputs::report_input_section): New function.
3364 (Incremental_inputs::report_script): Rewrite.
3365 (Incremental_inputs::finalize): Do nothing but finalize string table.
3366 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3367 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3368 (Incremental_inputs::create_data_sections): New function.
3369 (Incremental_inputs::relocs_entsize): New function.
3370 (Output_section_incremental_inputs::set_final_data_size): New function.
3371 (Output_section_incremental_inputs::do_write): New function.
3372 (Output_section_incremental_inputs::write_header): New function.
3373 (Output_section_incremental_inputs::write_input_files): New function.
3374 (Output_section_incremental_inputs::write_info_blocks): New function.
3375 (Output_section_incremental_inputs::write_symtab): New function.
3376 * incremental.h (Incremental_script_entry): Forward declaration.
3377 (Incremental_object_entry): Forward declaration.
3378 (Incremental_archive_entry): Forward declaration.
3379 (Incremental_inputs): Forward declaration.
3380 (Incremental_inputs_header_data): Remove.
3381 (Incremental_inputs_header): Remove.
3382 (Incremental_inputs_header_write): Remove.
3383 (Incremental_inputs_entry_data): Remove.
3384 (Incremental_inputs_entry): Remove.
3385 (Incremental_inputs_entry_write): Remove.
3386 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3387 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3388 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3389 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3390 Likewise.
3391 (Incremental_input_entry): New class.
3392 (Incremental_script_entry): New class.
3393 (Incremental_object_entry): New class.
3394 (Incremental_archive_entry): New class.
3395 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3396 (Incremental_inputs::report_inputs): Remove.
3397 (Incremental_inputs::report_archive): Remove.
3398 (Incremental_inputs::report_archive_begin): New function.
3399 (Incremental_inputs::report_archive_end): New function.
3400 (Incremental_inputs::report_object): Change prototype.
3401 (Incremental_inputs::report_input_section): New function.
3402 (Incremental_inputs::report_script): Change prototype.
3403 (Incremental_inputs::get_reloc_count): New function.
3404 (Incremental_inputs::set_reloc_count): New function.
3405 (Incremental_inputs::create_data_sections): New function.
3406 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3407 (Incremental_inputs::inputs_section): New function.
3408 (Incremental_inputs::symtab_section): New function.
3409 (Incremental_inputs::relocs_section): New function.
3410 (Incremental_inputs::get_stringpool): Add const.
3411 (Incremental_inputs::command_line): Add const.
3412 (Incremental_inputs::inputs): Remove.
3413 (Incremental_inputs::command_line_key): New function.
3414 (Incremental_inputs::input_file_count): New function.
3415 (Incremental_inputs::input_files): New function.
3416 (Incremental_inputs::relocs_entsize): New function.
3417 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3418 (Incremental_inputs::finalize_inputs): Remove.
3419 (Incremental_inputs::Input_info): Remove.
3420 (Incremental_inputs::lock_): Remove.
3421 (Incremental_inputs::inputs_): Change type.
3422 (Incremental_inputs::inputs_map_): Remove.
3423 (Incremental_inputs::current_object_entry_): New data member.
3424 (Incremental_inputs::inputs_section_): New data member.
3425 (Incremental_inputs::symtab_section_): New data member.
3426 (Incremental_inputs::relocs_section_): New data member.
3427 (Incremental_inputs::reloc_count_): New data member.
3428 (Incremental_inputs_reader): New class.
3429 (Incremental_symtab_reader): New class.
3430 (Incremental_relocs_reader): New class.
3431 * layout.cc (Layout::finalize): Move finalization of incremental info
3432 and creation of incremental info sections to follow finalization of
3433 symbol table. Set offsets for postprocessing sections.
3434 (Layout::create_incremental_info_sections): Call
3435 Incremental_inputs::create_data_sections. Add incremental symtab
3436 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3437 sections to layout after input sections.
3438 * layout.h (struct Timespec): Forward declaration.
3439 (Layout::incremental_inputs): Add const.
3440 (Layout::create_incremental_info_sections): Add parameter.
3441 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3442 * object.cc: Include incremental.h.
3443 (Relobj::finalize_incremental_relocs): New function.
3444 (Sized_relobj::do_layout): Record input sections in incremental info.
3445 * object.h (Object::output_section): New function.
3446 (Object::output_section_offset): Moved from Relobj.
3447 (Object::get_incremental_reloc_base): New function.
3448 (Object::get_incremental_reloc_count): New function.
3449 (Object::do_output_section): New function.
3450 (Object::do_output_section_offset): Moved from Relobj.
3451 (Object::do_get_incremental_reloc_base): New function.
3452 (Object::do_get_incremental_reloc_count): New function.
3453 (Object::Object): Initialize new data members.
3454 (Relobj::output_section): Renamed do_output_section and moved to
3455 protected.
3456 (Relobj::output_section_offset): Moved to Object.
3457 (Relobj::do_get_incremental_reloc_base): New function.
3458 (Relobj::do_get_incremental_reloc_count): New function.
3459 (Relobj::allocate_incremental_reloc_counts): New function.
3460 (Relobj::count_incremental_reloc): New function.
3461 (Relobj::finalize_incremental_relocs): New function.
3462 (Relobj::next_incremental_reloc_index): New function.
3463 (Relobj::reloc_counts_): New data member.
3464 (Relobj::reloc_bases_): New data member.
3465 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3466 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3467 (Sized_relobj::incremental_relocs_scan): New function.
3468 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3469 (Sized_relobj::incremental_relocs_write): New function.
3470 (Sized_relobj::incremental_relocs_write_reltype): New function.
3471 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3472 incremental link.
3473 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3474 archives and object files elsewhere.
3475 (Add_symbols::run): Report object files here.
3476 (Finish_group::run): Report end of archive at end of group.
3477 * reloc.cc: Include layout.h, incremental.h.
3478 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3479 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3480 (Sized_relobj::incremental_relocs_scan): New function.
3481 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3482 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3483 (Sized_relobj::incremental_relocs_write): New function.
3484 (Sized_relobj::incremental_relocs_write_reltype): New function.
3485 * script.cc (read_input_script): Rewrite test for incremental link.
3486 Change call to Incremental_inputs::report_script.
3487 * symtab.h (Symbol_table::first_global_index): New function.
3488 (Symbol_table::output_count): New function.
3489
ce0d1972
DK		 34902010-08-12 Doug Kwan <dougkwan@google.com>
3491
3492 * arm.cc (Target_arm::merge_object_attributes): Check command line
3493 options --no-wchar-size-warning and --no-enum-size-warning.
3494 * options.h (General_options): Add ld-compatible options
3495 --no-enum-size-warning and --no-wchar-size-warning.
3496
6e5710ce
ILT		 34972010-08-04 Ian Lance Taylor <iant@google.com>
3498
3499 * x86_64.cc (Target_x86_64::Scan::local): Use
3500 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3501 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3502 (Target_x86_64::Scan::global): Likewise.
3503 (Target_x86_64::Relocate::relocate): Likewise.
3504 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3505 Likewise.
3506
fef830db
CC		 35072010-08-03 Cary Coutant <ccoutant@google.com>
3508
3509 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3510 to reserve space in merged_strings vector. Keep total input size
3511 for stats.
3512 (Output_merge_string::do_print_merge_stats): Print total input size.
3513 * merge.h (Output_merge_string): Add input_size_ field.
3514 * stringpool.cc (Stringpool_template::string_length): Move
3515 implementations out of Stringpool_template class and place in
3516 stringpool.h.
3517 * stringpool.h (string_length): Move out of Stringpool_template.
3518
1e3811b0
ILT		 35192010-08-03 Ian Lance Taylor <iant@google.com>
3520
3521 PR 11712
3522 * layout.cc (relaxation_loop_body): If address of load segment is
3523 set, adjust address to include headers if possible.
3524
7af0c620
ILT		 35252010-08-03 Ian Lance Taylor <iant@google.com>
3526
3527 * version.cc (version_string): Bump to 1.10.
3528
22f0da72
ILT		 35292010-08-03 Ian Lance Taylor <iant@google.com>
3530
3531 PR 11805
3532 * layout.h (enum Output_section_order): Define.
3533 (class Layout): Update declarations.
3534 * layout.cc (Layout::get_output_section): Add order parameter.
3535 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3536 is_first_non_relro parameters. Change all callers.
3537 (Layout::choose_output_section): Likewise.
3538 (Layout::add_output_section_data): Likewise.
3539 (Layout::make_output_section): Likewise. Set order.
3540 (Layout::default_section_order): New function.
3541 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3542 * output.cc (Output_section::Output_section): Initialize order_.
3543 Don't initialize deleted fields.
3544 (Output_segment::Output_segment): Don't initialize deleted
3545 fields.
3546 (Output_segment::add_output_section_to_load): New function
3547 replacing add_output_section. Change all callers to call this or
3548 add_output_section_to_nonload.
3549 (Output_segment::add_output_section_to_nonload): New function.
3550 (Output_segment::remove_output_section): Rewrite.
3551 (Output_segment::add_initial_output_data): Likewise.
3552 (Output_segment::has_any_data_sections): Likewise.
3553 (Output_segment::is_first_section_relro): Likewise.
3554 (Output_segment::maximum_alignment): Likewise.
3555 (Output_segment::has_dynamic_reloc): New function replacing
3556 dynamic_reloc_count. Change all callers.
3557 (Output_segment::has_dynamic_reloc_list): New function replacing
3558 dynamic_reloc_count_list. Change all callers.
3559 (Output_segment::set_section_addresses): Rewrite.
3560 (Output_segment::set_offset): Rewrite.
3561 (Output_segment::find_first_and_last_list): Remove.
3562 (Output_segment::set_tls_offsets): Rewrite.
3563 (Output_segment::first_section_load_address): Likewise.
3564 (Output_segment::output_section_count): Likewise.
3565 (Output_segment::section_with_lowest_load_address): Likewise.
3566 (Output_segment::write_section_headers): Likewise.
3567 (Output_segment::print_sections_to_map): Likewise.
3568 * output.h (class Output_data): Remove dynamic_reloc_count_
3569 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3570 (Output_data::add_dynamic_reloc): Rewrite.
3571 (Output_data::has_dynamic_reloc): New function.
3572 (Output_data::dynamic_reloc_count): Remove.
3573 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3574 is_last_relro_, is_first_non_relro_, is_interp_,
3575 is_dynamic_linker_section_ fields. Add order and set_order
3576 functions. Remove is_relro_local, set_is_relro_local,
3577 is_last_relro, set_is_last_relro, is_first_non_relro,
3578 set_is_first_non_relro functions, is_interp, set_is_interp,
3579 is_dynamic_linker_section, and set_is_dynamic_linker_section
3580 functions.
3581 (class Output_segment): Change Output_data_list from std::list to
3582 std:;vector. Add output_lists_ field. Remove output_data_ and
3583 output_bss_ fields. Update declarations.
3584
3ff2ccb0
ILT		 35852010-08-02 Ian Lance Taylor <iant@google.com>
3586
3587 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3588 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3589 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3590
88a4108b
ILT		 35912010-08-02 Ian Lance Taylor <iant@google.com>
3592
3593 PR 11855
3594 * script.cc (Script_options::Script_options): Initialize
3595 symbol_definitions_ and symbol_references_.
3596 (Script_options::add_symbol_assignment): Update
3597 symbol_definitions_ and symbol_references_.
3598 (Script_options::add_symbol_reference): New function.
3599 (script_symbol): New function.
3600 * script.h (class Script_options): Add symbol_definitions_ and
3601 symbol_references_ fields.
3602 (Script_options::referenced_const_iterator): New type.
3603 (Script_options::referenced_begin): New function.
3604 (Script_options::referenced_end): New function.
3605 (Script_options::is_referenced): New function.
3606 (Script_options::any_unreferenced): New function.
3607 * script-c.h (script_symbol): Declare.
3608 * yyscript.y (exp): Call script_symbol.
3609 * symtab.cc: Include "script.h".
3610 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3611 Change all callers. Check symbols referenced by scripts.
3612 (Symbol_table::add_undefined_symbols_from_command_line): Add
3613 layout parameter. Change all callers.
3614 (Symbol_table::do_add_undefined_symbols_from_command_line):
3615 Likewise. Break out loop body. Check symbols referenced by
3616 scripts.
3617 (Symbol_table::add_undefined_symbol_from_command_line): New
3618 function broken out of
3619 do_add_undefined_symbols_from_command_line.
3620 * symtab.h (class Symbol_table): Update declarations.
3621 * archive.cc: Include "layout.h".
3622 (Archive::should_include_member): Add layout parameter. Change
3623 all callers. Check for symbol mentioned in expression.
3624 * archive.h (class Archive): Update declaration.
3625 * object.cc (Sized_relobj::do_should_include_member): Add layout
3626 parameter.
3627 * object.h (Object::should_include_member): Add layout parameter.
3628 Change all callers.
3629 (Object::do_should_include_member): Add layout parameter.
3630 (class Sized_relobj): Update declaration.
3631 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3632 parameter.
3633 * dynobj.h (class Sized_dynobj): Update declaration.
3634 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3635 layout parameter.
3636 * plugin.h (class Sized_pluginobj): Update declaration.
3637
5f1ab67a
ILT		 36382010-08-02 Ian Lance Taylor <iant@google.com>
3639
3640 PR 11866
3641 * output.cc (Output_segment::set_offset): Search for the first and
3642 last sections rather than assuming that the list is in order.
3643 (Output_segment::find_first_and_last_list): New function.
3644 * output.h (class Output_segment): Update declarations.
3645 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3646 (relro_strip_test_SOURCES): New variable.
3647 (relro_strip_test_DEPENDENCIES): New variable.
3648 (relro_strip_test_LDFLAGS): New variable.
3649 (relro_strip_test_LDADD): New variable.
3650 (relro_strip_test.so): New target.
3651
a8df5856
ILT		 36522010-08-02 Ian Lance Taylor <iant@google.com>
3653
3654 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3655 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3656 (Target_i386::got_tlsdesc_section): New function.
3657 (Target_i386::got_section): Create space for GOT entries for
3658 TLSDESC relocations.
3659 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3660 R_386_TLS_GOTDESC.
3661 (Target_i386::Scan::global): Likewise.
3662 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3663 using TLSDESC GOT.
3664 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3665 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3666 (Target_x86_64::got_tlsdesc_section): New function.
3667 (Target_x86_64::got_section): Create space for GOT entries for
3668 TLSDESC relocations.
3669 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3670 R_386_TLS_GOTDESC.
3671 (Target_x86_64::Scan::global): Likewise.
3672 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3673 using TLSDESC GOT.
3674
0c10a0a6
ILT		 36752010-08-02 Ian Lance Taylor <iant@google.com>
3676
3677 * testsuite/final_layout.sh: Use dc to convert from hex to
3678 decimal.
3679
41cbeecc
ST		 36802010-07-29 Sriraman Tallam <tmsriram@google.com>
3681
3682 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3683 paramter to the call to gold::gc_process_relocs.
3684 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3685 paramter to the call to gold::gc_process_relocs.
3686 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3687 parameter to the call to gold::gc_process_relocs.
3688 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3689 template parameter to the call to gold::gc_process_relocs.
3690 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3691 paramter to the call to gold::gc_process_relocs.
3692 * gc.h (get_embedded_addend_size): New function.
3693 (gc_process_relocs): Save the size of the reloc for use by ICF.
3694 * icf.cc (get_section_contents): Get the addend from the text section
3695 for SHT_REL relocation sections.
3696 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3697 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3698 * int_encoding.h (read_from_pointer): New overloaded function.
3699 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3700 * testsuite/icf_sht_rel_addend_test.sh: New file.
3701 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3702 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3703
6ea55b82
RW		 37042010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3705
3706 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3707 * Makefile.in: Regenerate.
3708 * testsuite/Makefile.in: Regenerate.
3709
9691462b
ILT		 37102010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3711
3712 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3713 * gold/testsuite/debug_msg.cc: Likewise.
3714 * gold/testsuite/odr_violation1.cc
3715 * gold/testsuite/odr_violation2.cc
3716
76897331
CC		 37172010-07-21 Cary Coutant <ccoutant@google.com>
3718
3719 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3720 string, and length fields.
3721 (Output_merge_string::Merged_strings_list): New type.
3722 (Output_merge_string::Merged_strings_lists): New typedef.
3723 (Output_merge_string): Replace merged_strings_ with
3724 merged_strings_lists_.
3725 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3726 Merged_strings_list per input object and section. Don't store pointer
3727 to the string. Don't store length with each merged string entry.
3728 (Output_merge_string::finalize_merged_data): Loop over list of merged
3729 strings lists. Recompute length of each merged string.
3730
78384e8f
CC		 37312010-07-15 Cary Coutant <ccoutant@google.com>
3732
3733 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3734 here.
3735
783659f9
ILT		 37362010-07-14 Ian Lance Taylor <iant@google.com>
3737
3738 * descriptors.cc (Descriptors::open): Report correct name in error
3739 message.
3740
131687b4
DK		 37412010-07-13 Doug Kwan <dougkwan@google.com>
3742
3743 * arm.cc (Arm_input_section::Arm_input_section): For a
3744 SHT_ARM_EXIDX section, always keeps the input sections.
3745 (Arm_input_section::set_exidx_section_link): New method.
3746 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3747 has_errors_ to false.
3748 (Arm_exidx_input_section::has_errors,
3749 Arm_exidx_input_section::set_has_errors): New methods.
3750 (Arm_exidx_input_section::has_errors_): New data member.
3751 (Arm_relobj::get_exidx_shndx_list): New method.
3752 (Arm_output_section::append_text_sections_to_list): Do not skip
3753 section without SHF_EXECINSTR.
3754 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3755 errors.
3756 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3757 section header. Make error messages more verbose. Check for
3758 a non-executable section linked to an EXIDX section.
3759 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3760 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3761 check that there is no deferred EXIDX section if we exit early.
3762 Instead of not making an EXIDX section in case of an error, make one
3763 and set the has_errors flag of it.
3764 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3765 in a relocatable link.
3766 (Target_arm::do_relax): Look for the EXIDX output section instead of
3767 assuming that it is called .ARM.exidx.
3768 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3769 section list. Do not check for SHF_EXECINSTR section flags but
3770 skip any input section with errors.
3771 * output.cc (Output_section::Output_section): Initialize
3772 always_keeps_input_sections_ to false.
3773 (Output_section::add_input_section): Check for
3774 always_keeps_input_sections_.
3775 * output.h (Output_section::always_keeps_input_sections,
3776 Output_section::set_always_keeps_input_sections): New methods.
3777 (Output_section::always_keeps_input_sections): New data member.
3778
69517287
RÁE		 37792010-07-13 Rafael Espindola <espindola@google.com>
3780
3781 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3782 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3783
82742395
ILT		 37842010-07-13 Philip Herron <herron.philip@googlemail.com>
3785 Ian Lance Taylor <iant@google.com>
3786
3787 * output.h (Output_section_lookup_maps::add_merge_section):
3788 Correct check of whether value was inserted.
3789 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3790 (Output_section_lookup_maps::add_relaxed_input_section):
3791 Likewise.
3792 * arm.cc (Target_arm::got_section): Remove used local os.
3793 * i386.cc (Target_i386::got_section): Likewise.
3794 * x86_64.cc (Target_x86_64::got_section): Likewise.
3795 * sparc.cc (Target_sparc::got_section): Likewise.
3796 (Target_sparc::relocate): Remove unused local have_got_offset.
3797 * powerpc.cc (Target_powerpc::relocate): Likewise.
3798
f2d707b5
ILT		 37992010-07-13 Ian Lance Taylor <iant@google.com>
3800
241531d6
ILT		 3801 * compressed_output.cc (zlib_decompress): Fix signature in
3802 !HAVE_ZLIB_H case.
3803
f2d707b5
ILT		 3804 * archive.cc (Archive::include_member): Unlock an external member
3805 of a thin archive. Don't bother to delete an object we know is
3806 NULL.
3807
a2e47362
CC		 38082010-07-12 Cary Coutant <ccoutant@google.com>
3809
3810 * compressed_output.cc (zlib_decompress): New function.
3811 (get_uncompressed_size): New function.
3812 (decompress_input_section): New function.
3813 * compressed_output.h (get_uncompressed_size): New function.
3814 (decompress_input_section): New function.
3815 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3816 Handle compressed debug sections.
3817 * layout.cc (is_compressed_debug_section): New function.
3818 (Layout::output_section_name): Map compressed section names to
3819 canonical names.
3820 * layout.h (is_compressed_debug_section): New function.
3821 (is_debug_info_section): Recognize compressed debug sections.
3822 * merge.cc: Include compressed_output.h.
3823 (Output_merge_data::do_add_input_section): Handle compressed
3824 debug sections.
3825 (Output_merge_string::do_add_input_section): Handle compressed
3826 debug sections.
3827 * object.cc: Include compressed_output.h.
3828 (Sized_relobj::Sized_relobj): Initialize new data members.
3829 (build_compressed_section_map): New function.
3830 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3831 * object.h (Object::section_is_compressed): New method.
3832 (Object::do_section_is_compressed): New method.
3833 (Sized_relobj::Compressed_section_map): New type.
3834 (Sized_relobj::do_section_is_compressed): New method.
3835 (Sized_relobj::compressed_sections_): New data member.
3836 * output.cc (Output_section::add_input_section): Handle compressed
3837 debug sections.
3838 * reloc.cc: Include compressed_output.h.
3839 (Sized_relobj::write_sections): Handle compressed debug sections.
3840
ce279a62
CC		 38412010-07-08 Cary Coutant <ccoutant@google.com>
3842
3843 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3844 weak when resolving to a dynamic def.
3845 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3846 for weak undef/dynamic def cases. Adjust callers.
3847 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3848 undef_binding_weak_.
3849 (Symbol_table::sized_write_globals): Adjust symbol binding.
3850 (Symbol_table::sized_write_symbol): Add binding parameter.
3851 * symtab.h (Symbol::set_undef_binding): New method.
3852 (Symbol::is_undef_binding_weak): New method.
3853 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3854 (Symbol_table::should_override): Add new parameter.
3855 (Symbol_table::sized_write_symbol): Add new parameter.
3856
3857 * testsuite/weak_undef_file1.cc: Add new test case.
3858 * testsuite/weak_undef_file2.cc: Fix header comment.
3859 * testsuite/weak_undef_test.cc: Add new test case.
3860
b2286c10
DK		 38612010-06-29 Doug Kwan <dougkwan@google.com>
3862
3863 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3864 Initialize USE_SYMBOL_.
3865 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3866 definition.
3867 (Arm_reloc_property::uses_symbol_): New data member declaration.
3868 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3869 uses symbol value and symbol is undefined but not weakly undefined.
3870
4802450a
RÁE		 38712010-06-28 Rafael Espindola <espindola@google.com>
3872
3873 * plugin.cc (Plugin::load): Use dlerror.
3874
e5ca47ba
ILT		 38752010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3876
3877 * symtab.cc (detect_odr_violations): When reporting an ODR
3878 violation, report an object where the symbol is defined.
3879
8a75a161
DK		 38802010-06-25 Doug Kwan <dougkwan@google.com>
3881
3882 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3883 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3884 definition.
3885 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3886 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3887 target hook to detect function points.
3888 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3889 * icf.h (Icf::check_section_for_function_pointers): Change type of
3890 parameter SECTION_NAME to const reference to std::string. Use
3891 target hook to determine if section may have unsafe pointers.
3892 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3893 method definition.
3894
42218b9f
RÁE		 38952010-06-21 Rafael Espindola <espindola@google.com>
3896
3897 * fileread.cc (Input_file::find_fie): New
3898 (Input_file::open): Use Input_file::find_fie.
3899 * fileread.h (Input_file::find_fie): New
3900 * plugin.cc (set_extra_library_path): New.
3901 (Plugin::load): Add set_extra_library_path to the transfer vector.
3902 (Plugin_manager::set_extra_library_path): New.
3903 (Plugin_manager::add_input_file): Use the extra search path if set.
3904 (set_extra_library_path(): New.
3905 * plugin.h (Plugin_manager): Add set_extra_library_path and
3906 extra_search_path_.
3907
a0506cca
CC		 39082010-06-19 Cary Coutant <ccoutant@google.com>
3909
3910 * layout.cc (gdb_sections): Add .debug_types.
3911 (lines_only_debug_sections): Likewise.
3912
6508b958
RÁE		 39132010-06-18 Rafael Espindola <espindola@google.com>
3914
3915 * plugin.cc (add_input_file,add_input_library)
3916 (Plugin_manager::add_input_file): Make filename arguments const.
3917 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3918 const.
3919
3e235302
DK		 39202010-06-16 Doug Kwan <dougkwan@google.com>
3921
3922 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3923 .ARM.attributes section if we have not merged any input
3924 attributes sections.
3925
106e8a6c
DK		 39262010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3927
3928 * arm.cc: Allow combining objects with no EABI version
3929 information.
3930
91ff43fe
RÁE		 39312010-06-15 Rafael Espindola <espindola@google.com>
3932
3933 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3934
68ed838c
ILT		 39352010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3936
3937 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3938 (struct iovec): Correct !HAVE_READV definition.
3939
f3a2388f
CC		 39402010-06-10 Cary Coutant <ccoutant@google.com>
3941
3942 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3943 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3944 reloc sections.
3945 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3946
3947 PR 11683
3948 * symtab.h (Symbol::is_placeholder): New member function.
3949 * target-reloc.h (relocate_section): Check for placeholder symbols.
3950
3951 * testsuite/Makefile.am (plugin_test_8): New test.
3952 (plugin_test_9): New test.
3953 * testsuite/Makefile.in: Regenerate.
3954
e1df38aa
NC		 39552010-06-09 Nick Clifton <nickc@redhat.com>
3956
3957 * yyscript.y (input_list_element): Allow strings prefixed with
3958 the '-' character. Treat these as libraries.
3959 * script.cc (script_add_library): New function. Adds a library
3960 specified by "-l<name>" found in an input script.
3961 * script-c.h: Add prototype for script_add_library.
3962
25bbe950
DK		 39632010-06-07 Doug Kwan <dougkwan@google.com>
3964
3965 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3966 Restrict stub-group size to be within long conditional branch
3967 range when working around cortex-A8 erratum.
3968
0f32ea4c
ILT		 39692010-06-07 Damien Diederen <dd@crosstwine.com>
3970
3971 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3972 #ifdef typo.
3973
8fe2a369
ST		 39742010-06-03 Sriraman Tallam <tmsriram@google.com>
3975
3976 PR gold/11658
3977 * output.cc
3978 (Output_section::Input_section_sort_entry::compare_section_ordering):
3979 Change to return non-zero correctly.
3980 (Output_section::Input_section_sort_section_order_index_compare
3981 ::operator()): Change to fix ambiguity in comparisons.
3982
6e9ba2ca
ST		 39832010-06-01 Sriraman Tallam <tmsriram@google.com>
3984
3985 * gold.h (is_wildcard_string): New function.
3986 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3987 (Layout::layout_eh_frame): Ditto.
3988 (Layout::find_section_order_index): New method.
3989 (Layout::read_layout_from_file): New method.
3990 * layout.h (Layout::find_section_order_index): New method.
3991 (Layout::read_layout_from_file): New method.
3992 (Layout::input_section_position_): New private member.
3993 (Layout::input_section_glob_): New private member.
3994 * main.cc (main): Call read_layout_from_file here.
3995 * options.h (--section-ordering-file): New option.
3996 * output.cc (Output_section::input_section_order_specified_): New
3997 member.
3998 (Output_section::Output_section): Initialize new member.
3999 (Output_section::add_input_section): Add new parameter.
4000 Keep input sections when --section-ordering-file is used.
4001 (Output_section::set_final_data_size): Sort input sections when
4002 section ordering file is specified.
4003 (Output_section::Input_section_sort_entry): Add new parameter.
4004 Check sorting type.
4005 (Output_section::Input_section_sort_entry::compare_section_ordering):
4006 New method.
4007 (Output_section::Input_section_sort_compare::operator()): Change to
4008 consider section_order_index.
4009 (Output_section::Input_section_sort_init_fini_compare::operator()):
4010 Change to consider section_order_index.
4011 (Output_section::Input_section_sort_section_order_index_compare
4012 ::operator()): New method.
4013 (Output_section::sort_attached_input_sections): Change to sort
4014 according to section order when specified.
e1df38aa
NC		 4015 (Output_section::add_input_section<32, true>): Add new parameter.
4016 (Output_section::add_input_section<64, true>): Add new parameter.
4017 (Output_section::add_input_section<32, false>): Add new parameter.
4018 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4019 * output.h (Output_section::add_input_section): Add new parameter.
4020 (Output_section::input_section_order_specified): New
4021 method.
4022 (Output_section::set_input_section_order_specified): New method.
4023 (Input_section::Input_section): Initialize section_order_index_.
4024 (Input_section::section_order_index): New method.
4025 (Input_section::set_section_order_index): New method.
4026 (Input_section::section_order_index_): New member.
4027 (Input_section::Input_section_sort_section_order_index_compare): New
4028 struct.
4029 (Output_section::input_section_order_specified_): New member.
4030 * script-sections.cc (is_wildcard_string): Delete and move modified
4031 method to gold.h.
4032 (Output_section_element_input::Output_section_element_input): Modify
4033 call to is_wildcard_string.
4034 (Output_section_element_input::Input_section_pattern
4035 ::Input_section_pattern): Ditto.
4036 (Output_section_element_input::Output_section_element_input): Ditto.
4037 * testsuite/Makefile.am (final_layout): New test case.
4038 * testsuite/Makefile.in: Regenerate.
4039 * testsuite/final_layout.cc: New file.
4040 * testsuite/final_layout.sh: New file.
4041
3537c84b
RÁE		 40422010-06-01 Rafael Espindola <espindola@google.com>
4043
4044 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4045
105b6afd
RÁE		 40462010-06-01 Rafael Espindola <espindola@google.com>
4047
4048 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4049 visibility of symbols.
4050
29e11421
DK		 40512010-05-27 Doug Kwan <dougkwan@google.com>
4052
4053 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4054 from start of output section instead of address for a local symbol
4055 in a merged or relaxed section when doing a relocatable link.
4056
5e0f337e
RÁE		 40572010-05-26 Rafael Espindola <espindola@google.com>
4058
4059 PR 11604
4060 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4061 adding sections the garbage collector removed.
4062 * gold/testsuite/Makefile.am: Add test.
4063 * gold/testsuite/Makefile.in: Regenerate.
4064 * gold/testsuite/plugin_test_7.sh: New.
4065 * gold/testsuite/plugin_test_7_1.c: New.
4066 * gold/testsuite/plugin_test_7_2.c: New.
4067
f4187277
RÁE		 40682010-05-26 Rafael Espindola <espindola@google.com>
4069
4070 * script-sections.cc (Output_section_definition::set_section_addresses):
4071 Check for --section-start.
4072
5c388529
DK		 40732010-05-26 Doug Kwan <dougkwan@google.com>
4074
4075 * arm.cc (Arm_scan_relocatable_relocs): New class.
4076 (Target_arm::relocate_special_relocatable): New method.
4077 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4078 (Arm_relocate_functions::thumb_branch_common): Same.
4079 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4080 instead of Default_scan_relocatable_relocs.
4081 * target-reloc.h (relocate_for_relocatable): Let target handle
4082 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4083 * target.h (Sized_target::relocate_special_relocatable): New method.
4084
bca1c3ae
ILT		 40852010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4086
4087 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4088
0439c796
DK		 40892010-05-23 Doug Kwan <dougkwan@google.com>
4090
4091 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4092 instead of a cast.
4093 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4094 with a direct branch, not a conditional branch, to a stub.
4095 * merge.cc (Output_merge_base::record_input_section): New method
4096 defintion.
4097 (Output_merge_data::do_add_input_section): Record input section if
4098 keeps-input-sections flag is set.
4099 (Output_merge_string::do_add_input_section): Ditto.
4100 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4101 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4102 INPUT_SECTIONS_.
4103 (Output_merge_base::keeps_input_sections,
4104 Output_merge_base::set_keeps_input_sections,
4105 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4106 method definitions.
4107 (Output_merge_base::Input_sections): New type declaration.
4108 (Output_merge_base::input_sections_begin,
4109 Output_merge_base::input_sections_end,
4110 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4111 (Output_merge_base::bool keeps_input_sections_,
4112 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4113 Output_merge_base::input_sections_): New data members.
4114 (Output_merge_data::do_set_keeps_input_sections): New method
4115 defintion.
4116 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4117 * output.cc (Output_section::Input_section::relobj): Move method
4118 defintion from class declaration to here and handle merge sections.
4119 (Output_section::Input_section::shndx): Ditto.
4120 (Output_section::Output_section): Remove initializations of removed
4121 data members and initialize new data member LOOKUP_MAPS_.
4122 (Output_section::add_input_section): Set keeps-input-sections flag
4123 for a newly created merge output section as appropriate. Adjust code
4124 to use Output_section_lookup_maps class.
4125 (Output_section::add_relaxed_input_section): Adjst code for lookup
4126 maps code refactoring.
4127 (Output_section::add_merge_input_section): Add a new parameter
4128 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4129 class. If adding input section to a newly created merge output
4130 section fails, remove the new merge section.
4131 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4132 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4133 (Output_section::find_merge_section): Ditto.
4134 (Output_section::build_lookup_maps): New method defintion.
4135 (Output_section::find_relaxed_input_section): Adjust code to use
4136 Output_section_lookup_maps class.
4137 (Output_section::get_input_sections): Export merge sections. Adjust
4138 code to use Output_section_lookup_maps class.
4139 (Output_section:::add_script_input_section): Adjust code to use
4140 Output_section_lookup_maps class. Update lookup maps for merge
4141 sections also.
4142 (Output_section::discard_states): Use Output_section_lookup_maps.
4143 (Output_section::restore_states): Same.
4144 * output.h (Merge_section_properties): Move class defintion out of
4145 Output_section.
4146 (Output_section_lookup_maps): New class.
4147 (Output_section::Input_section::is_merge_section): New method
4148 defintion.
4149 (Output_section::Input_section::relobj): Move defintion out of class
4150 defintion. Declare method only.
4151 (Output_section::Input_section::shndx): Ditto.
4152 (Output_section::Input_section::output_merge_base): New method defintion.
4153 (Output_section::Input_section::u2_.pomb): New union field.
4154 (Output_section::Merge_section_by_properties_map,
4155 Output_section::Output_section_data_by_input_section_map,
4156 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4157 Remove types.
4158 (Output_section::add_merge_input_section): Add new parameter
4159 KEEPS_INPUT_SECTIONS.
4160 (Output_section::build_lookup_maps): New method declaration.
4161 (Output_section::merge_section_map_,
4162 Output_section::merge_section_by_properties_map_,
4163 Output_section::relaxed_input_section_map_,
4164 Output_section::is_relaxed_input_section_map_valid_): Remove data
4165 members.
4166 (Output_section::lookup_maps_): New data member.
4167
76295588
L		 41682010-05-21 Doug Kwan <dougkwan@google.com>
4169
4170 PR gold/11619
4171 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4172 avoid a compilation error.
4173
d103a984
RÁE		 41742010-05-19 Rafael Espindola <espindola@google.com>
4175
4176 * script-sections.cc (Output_section_definition::allocate_to_segment):
4177 Update the phdrs_list even when the output section is NULL.
4178 * testsuite/Makefile.am: Add test.
4179 * testsuite/Makefile.in: Regenerate.
4180 * testsuite/script_test_9.cc: New.
4181 * testsuite/script_test_9.sh: New.
4182 * testsuite/script_test_9.t: New.
4183
6625d24e
DK		 41842010-05-19 Doug Kwan <dougkwan@google.com>
4185
4186 * arm.cc (Arm_input_section::original_size): New method.
4187 (Arm_input_section::do_addralign): Add a cast.
4188 (Arm_input_section::do_output_offset): Remove static cast.
4189 (Arm_input_section::original_addralign,
4190 Arm_input_section::original_size_): Change type to uint32_t.
4191 (Arm_input_section::init): Add safe casts for section alignment
4192 and size.
4193 (Arm_input_section::set_final_data_size): Do not set address and
4194 offset of stub table.
4195 (Arm_output_section::fix_exidx_coverage): Change use of of
4196 Output_section::Simple_input_section to that of
4197 Output_section::Input_section.
4198 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4199 except for the first pass.
4200 * output.cc (Output_section::get_input_sections): Change type of
4201 input_sections to std::list<Input_section>.
4202 (Output_section::add_script_input_section): Rename from
4203 Output_section::add_simple_input_section. Change type of SIS
4204 parameter from Simple_input_section to Input_section.
4205 * output.h (Output_section::Simple_input_section): Remove class.
4206 (Output_section::Input_section): Change class visibility to public.
4207 (Output_section::Input_section::addralign): Use stored alignments
4208 for special input sections if set.
4209 (Output_section::Input_section::set_addralign): New method.
4210 (Output_section::get_input_sections): Change parameter type from
4211 list of Simple_input_section to list of Input_section.
4212 (Output_section::add_script_input_section): Rename from
4213 Output_section::add_simple_input_section. Change first parameter's
4214 type from Simple_input_section to Input_section and remove the
4215 second and third parameters.
4216 * script-sections.cc (Input_section::Input_section_list): Change
4217 type to list of Output_section::Input_section/
4218 (Input_section_info::Input_section_info): Change parameter type of
4219 INPUT_SECTION to Output_section::Input_section.
4220 (Input_section_info::input_section): Change return type.
4221 (Input_section_info::input_section_): Change type to
4222 Output_section::Input_section.
4223 (Output_section_element_input::set_section_addresses): Adjust code
4224 to use Output_section::Input_section instead of
4225 Output_section::Simple_input_section. Adjust code for renaming
4226 of Output_section::add_simple_input_section.
4227 (Orphan_output_section::set_section_addresses): Ditto.
4228
e1e82ea4
RW		 42292010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4230
4231 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4232 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4233
91e75c8a
RÁE		 42342010-05-18 Rafael Espindola <espindola@google.com>
4235
4236 * options.cc (General_options::finalize): Handle -nostdlib.
4237 * options.h (nostdlib): New option.
4238 * script.cc (script_add_search_dir): Handle -nostdlib.
4239
da59ad79
DK		 42402010-05-12 Doug Kwan <dougkwan@google.com>
4241
4242 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4243 attributes section only if there no attributes section after merging.
4244 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4245 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4246 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4247 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4248 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4249 and arm_attr_merge_7.stdout.
4250 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4251 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4252 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4253 arm_attr_merge_7b.o): New rules.
4254 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4255 arm_attr_merge_7
4256 * testsuite/Makefile.in: Regenerate.
4257 * testsuite/arm_attr_merge.sh: New file.
4258 * testsuite/arm_attr_merge_[67][ab].s: Same.
4259
3e01a7fd
NC		 42602010-05-05 Nick Clifton <nickc@redhat.com>
4261
4262 * po/es.po: Updated Spanish translation.
4263
7ad2014a
L		 42642010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4265
4266 * Makefile.am (install-exec-local): Properly install gold as
4267 default cross linker.
4268 * Makefile.in: Regenerated.
4269
4fda8867
NC		 42702010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4271 Nick Clifton <nickc@redhat.com>
4272
4273 * configure.ac (install_as_default): Define and set to false
4274 unless --enable-gold or --enable-gold=both/gold has been
4275 specified.
4276 * configure: Regenerate.
4277
4278 * Makefile.am (install-exec-local): Install the executable as
4279 'ld.gold'. If install_as_default is true then also install it as
4280 'ld'.
4281 * Makefile.in: Regenerated.
4282
bd288ea2
ILT		 42832010-04-24 Ian Lance Taylor <iant@google.com>
4284
4285 * layout.cc (Layout::layout_reloc): In relocatable link don't
4286 combine reloc sections for grouped sections.
4287
ef38fd8a
ST		 42882010-04-23 Sriraman Tallam <tmsriram@google.com>
4289
4290 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4291 sections that are not ordinary to icf.
4292 * icf.cc (get_section_contents): Handle relocation pointing to section
4293 with no object or shndx information.
4294 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4295 * testsuite/Makefile.in: Regenerate.
4296 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4297 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4298
f6973bdc
ILT		 42992010-04-22 Ian Lance Taylor <iant@google.com>
4300
4301 * expression.cc (Expression::Expression_eval_info): Add
4302 result_alignment_pointer field.
4303 (Expression::eval_with_dot): Add result_alignment_pointer
4304 parameter. Change all callers.
4305 (Expression::eval_maybe_dot): Likewise.
4306 (class Binary_expression): Add alignment_pointer parameter to
4307 left_value and right_value. Change all callers.
4308 (BINARY_EXPRESSION): Set result alignment.
4309 (class Trinary_expression): Add alignment_pointer parameter to
4310 arg2_value and arg3_value. Change all callers.
4311 (Trinary_cond::value): Set result alignment.
4312 (Max_expression::value, Min_expression::value): Likewise.
4313 (Align_expression::value): Likewise.
4314 * script-sections.cc (class Sections_element): Add dot_alignment
4315 parameter to set_section_addresses virtual function. Update
4316 instantiations.
4317 (class Output_section_element): Likewise.
4318 (Script_sections::create_segments): Add dot_alignment parameter.
4319 Change all callers.
4320 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4321 (Script_sections::set_phdrs_clause_addresses): Likewise.
4322 * script-sections.h: Update declarations.
4323 * script.h: Update declarations.
4324 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4325 min_p_align.
4326 * testsuite/script_test_3.t: Set large alignment.
4327 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4328 segment has expected alignment.
4329
9c9c98a5
NC		 43302010-04-22 Nick Clifton <nickc@redhat.com>
4331
4332 * po/gold.pot: Updated by the Translation project.
4333 * po/vi.po: Updated Vietnamese translation.
4334
2253bfba
L		 43352010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4336
4337 * testsuite/Makefile.am (check_PROGRAMS): Add
4338 icf_virtual_function_folding_test.
4339 * testsuite/Makefile.in: Regenerated.
4340
85fdf906
AH		 43412010-04-15 Andrew Haley <aph@redhat.com>
4342
4343 * options.h (merge_exidx_entries): New option.
4344 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4345 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4346 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4347 (Target_arm::merge_exidx_entries): New function.
4348 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4349 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4350 to Arm_exidx_fixup constructor.
4351 Add new arg, merge_exidx_entries.
4352 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4353 Arm_output_section::fix_exidx_coverage.
4354
ce97fa81
ST		 43552010-04-18 Sriraman Tallam <tmsriram@google.com>
4356
4357 * icf.cc (get_section_contents): Check for preemptible functions.
4358 Ignore addend when appropriate.
4359 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4360 section folded.
4361 (add_from_relobj): Check for section folded.
4362 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4363 * symtab.h (should_add_dynsym_entry): Add new parameter.
4364 * target-reloc.h (scan_relocs): Check for section folded.
4365 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4366 Check reloc types for function pointers in shared objects.
4367 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4368 case.
4369 (icf_preemptible_functions_test): New test case.
4370 (icf_string_merge_test): New test case.
4371 * testsuite.Makefile.in: Regenerate.
4372 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4373 bar_glob. Refactor code.
4374 * testsuite/icf_preemptible_functions_test.cc: New file.
4375 * testsuite/icf_preemptible_functions_test.sh: New file.
4376 * testsuite/icf_string_merge_test.cc: New file.
4377 * testsuite/icf_string_merge_test.sh: New file.
4378 * testsuite/icf_virtual_function_folding_test.cc: New file.
4379 * testsuite/icf_virtual_function_folding_test.sh: New file.
4380
04ceb17c
DK		 43812010-04-14 Doug Kwan <dougkwan@google.com>
4382
4383 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4384 for local symbol recounting if we remove a section due to ICF.
4385 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4386 there are no regular objects in input.
4387
153e7da4
DK		 43882010-04-13 Doug Kwan <dougkwan@google.com>
4389
4390 * arm.cc (Arm_input_section::set_final_data_size): Compute
4391 accurate final data size instead of using current data size.
4392
4dbd9faf
DK		 43932010-04-09 Doug Kwan <dougkwan@google.com>
4394
4395 * layout.cc (Layout::choose_output_section): Handle script section
4396 types.
4397 (Layout::make_output_section_for_script): Add section type parameter.
4398 Handle script section types.
4399 * layout.h (Layout::make_output_section_for_script): Add section
4400 type parameter.
4401 * output.cc (Output_section::Output_section): Initialize data member
4402 is_noload_.
4403 (Output_section::do_reset_address_and_file_offset): Do not set address
4404 to 0 if section is a NOLOAD section.
4405 * output.h (Output_section::is_noload): New method.
4406 (Output_section::set_is_noload): Ditto.
4407 (Output_section::is_noload_): New data member.
4408 * script-c.h (Script_section_type): New enum type.
4409 (struct Parser_output_section_header): Add new file section_type.
4410 * script-sections.cc (Sections_element::output_section_name): Add
4411 parameter for returning script section type.
4412 (Output_section_definition::output_section_name): Ditto.
4413 (Output_section_definition::section_type)P; New method.
4414 (Output_section_definiton::script_section_type_name): Ditto.
4415 (Output_section_definition::script_section_type_): New data member.
4416 (Output_section_definition::Output_section_definition): Initialize
4417 data member Output_section_definition::script_section_type_.
4418 (Output_section_definition::create_sections): Pass script section type
4419 to Layout::make_output_section_for_script.
4420 (Output_section_definition::output_section_name): Return script
4421 section type to caller.
4422 (Output_section_definition::set_section_address): Do not advance
4423 dot value and load address if section type is NOLOAD. Set address
4424 of NOLOAD sections regardless of section flags.
4425 (Output_section_definition::print): Print section type if it is
4426 not SCRIPT_SECTION_TYPE_NONE.
4427 (Output_section_definition::section_type): New method.
4428 (Output_section_definition::script_section_type_name): Ditto.
4429 (Script_sections::output_section_name): Add new parameter
4430 PSECTION_TYPE for returning script section type. Pass it to
4431 section elements. Handle discard sections.
4432 (Sort_output_sections::operator()): Handle NOLOAD sections.
4433 * script-sections.h (Script_sections::Section_type): New enum type.
4434 (Script_sections::output_section_name): Add a new parameter for
4435 returning script section type.
4436 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4437 INFO and NOLOAD.
4438 * yyscript.y (union): Add new field SECTION_TYPE.
4439 (COPY, DSECT, INFO, NOLOAD): New tokens.
4440 (opt_address_and_section_type): Change type to output_section_header.
4441 (section_type): New non-terminal
4442 (section_header): Handle section type.
2253bfba 4443 (opt_address_and_section_type): Return section type value.
4dbd9faf 4444
721ea635
L		 44452010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4446
4447 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4448 * testsuite/plugin_common_test_2.c (foo): Likewise.
4449
6bf924b0
DK		 44502010-04-08 Doug Kwan <dougkwan@google.com>
4451
4452 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4453 Output_merge_data.
4454 * output.cc (Output_section::add_merge_input_section): Simplify
4455 code and return status of Output_merge_base::add_input_section.
e1df38aa 4456 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4457 returns true.
4458
24af6f92
DK		 44592010-04-07 Doug Kwan <dougkwan@google.com>
4460
4461 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4462 if section is marked as containing instructions but has no mapping
4463 symbols.
4464 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4465 correct section index.
4466 (Arm_relobj::find_linked_text_section): Ditto.
4467
00698fc5
CC		 44682010-04-07 Cary Coutant <ccoutant@google.com>
4469
4470 * archive.cc (include_member): Destroy Read_symbols_data object before
4471 releasing file.
4472 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4473 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4474 (Read_symbols_data::~Read_symbols_data) New destructor.
4475 (Section_relocs::Section_relocs) New constructor.
4476 (Section_relocs::~Section_relocs) New destructor.
4477 (Read_relocs_data::Read_relocs_data) New constructor.
4478 (Read_relocs_data::~Read_relocs_data) New destructor.
4479 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4480 pointers to NULL after deleting.
4481
7296d933
DK		 44822010-04-07 Doug Kwan <dougkwan@google.com>
4483
4484 * arm.cc: Replace "endianity" with "endianness" in comments.
4485 (Arm_exidx_cantunwind): Ditto.
4486 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4487 (Arm_relobj::merge_flags_and_attributes): New method.
4488 (Arm_relobj::merge_flags_and_attributes_): New data member.
4489 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4490 (Arm_relobj::scan_sections_for_stubs): Ditto.
4491 (Arm_relobj::do_read_symbols): Check to see if we really want to
4492 merge processor-specific flags and attributes. Exit early if
4493 an object is empty except for section names and the undefined symbol.
4494 (Target_arm::do_finalize_sections): Move check for ELF format to
4495 Arm_relobj::do_read_symbols. Merge processor specific flags and
4496 attributes from a regular object only when we have determined that
4497 it is aapropriate. Do not create an .ARM.attributes section in
4498 output if there is no regular input object.
4499 (Target_arm::merge_processor_specific_flags): Check
4500 --warn-mismatch before printing any error.
4501 (Target_arm::merge_object_attributes): Ditto.
4502 * gold.cc (queue_middle_tasks): Handle the case in which there is
4503 no regular object in input.
4504 * options.cc (General_options::parse_EB): New method.
4505 (General_options::parse_EL): Same.
4506 (General_options::General_options): Initialize endianness_.
4507 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4508 New options.
4509 (General_options::Endianness): New enum.
4510 (General_options::endianness): New method.
4511 (General_options::endianness_): New data member.
4512 * parameters.cc (Parameters::set_options): Check target endianness.
4513 (Parameters::set_target_once): Ditto.
4514 (Parameters::check_target_endianness): New method.
4515 (parameters_force_valid_target): If either -EL or -EB is specified,
4516 use it to define endianness of default target.
4517 * parameters.h (Parameters::check_target_endianness): New method
4518 declaration.
4519 * target.h (class Target): Change "endianity" to "endianness"
4520 in comments.
4521
efc8d4f2
RW		 45222010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4523
4524 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4525 * configure: Regenerate.
4526 * Makefile.in: Regenerate.
4527 * testsuite/Makefile.in: Regenerate.
4528
be234d88
CC		 45292010-04-06 Cary Coutant <ccoutant@google.com>
4530
4531 gcc PR lto/42757
4532 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4533 prevailing definitions of common symbols.
4534 * testsuite/plugin_test_6.sh: New test case.
4535 * testsuite/plugin_common_test_1.c: New test case.
4536 * testsuite/plugin_common_test_2.c: New test case.
4537 * testsuite/Makefile.am (plugin_test_6): New test case.
4538 * testsuite/Makefile.in: Regenerate.
4539
bd32c6bd
NC		 45402010-04-06 Nick Clifton <nickc@redhat.com>
4541
4542 * po/vi.po: New Vietnamese translation.
4543
323c532f
DK		 45442010-03-30 Doug Kwan <dougkwan@google.com>
4545
4546 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4547
4fcd97eb
DK		 45482010-03-25 Doug Kwan <dougkwan@google.com>
4549
4550 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4551 to avoid a conversion warning on a 32-bit host.
4552
4ebf39db
ILT		 45532010-03-24 Ian Lance Taylor <iant@google.com>
4554
4555 * testsuite/script_test_3.t: Add a TLS segment.
4556 * testsuite/Makefile.am (check_PROGRAMS): Add
4557 tls_phdrs_script_test.
4558 (tls_phdrs_script_test_SOURCES): Define.
4559 (tls_phdrs_script_test_DEPENDENCIES): Define.
4560 (tls_phdrs_script_test_LDFLAGS): Define.
4561 (tls_phdrs_script_test_LDADD): Define.
4562 * testsuite/Makefile.in: Rebuild.
4563
4a599bdd
CC		 45642010-03-23 Cary Coutant <ccoutant@google.com>
4565
4566 * fileread.cc (find_or_make_view): Fix comment.
4567
6c93b22c
ILT		 45682010-03-23 Ian Lance Taylor <iant@google.com>
4569
4570 * script-sections.cc (class Orphan_section_placement): Define
4571 PLACE_TLS and PLACE_TLS_BSS.
4572 (Orphan_section_placement::Orphan_section_placement): Initialize
4573 new places.
4574 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4575 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4576 (tls_script_test_SOURCES): Define.
4577 (tls_script_test_DEPENDENCIES): Define.
4578 (tls_script_test_LDFLAGS): Define.
4579 (tls_script_test_LDADD): Define.
4580 * testsuite/Makefile.in: Rebuild.
4581
a2c7281b
DK		 45822010-03-22 Doug Kwan <dougkwan@google.com>
4583
4584 * arm.cc (Arm_relocate_functions::abs8,
4585 Arm_relocate_functions::abs16): Use correct check for overflow
4586 specified in the ARM ELF specs.
4587 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4588 target of a BLX instruction specially.
4589 (Reloc_stub::stub_type_for_reloc): Ditto.
4590 (Relocate::relocate): Use symbolic names instead of numeric relocation
4591 codes to report error.
4592 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4593 workaround.
4594 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4595 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4596 thumb2_blx_out_of_range.stdout
4597 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4598 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4599 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4600 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4601 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4602 thumb2_blx_in_range, thumb2_blx_in_range.o,
4603 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4604 thumb2_blx_out_of_range.o): New rules.
4605 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4606 thumb2_blx_in_range and thumb2_blx_out_of_range.
4607 * testsuite/Makefile.in: Regenerate.
4608 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4609 * testsuite/thumb_blx_in_range.s: New file.
4610 * testsuite/thumb_blx_out_of_range.s: New file.
4611
b0193076
RÁE		 46122010-03-22 Rafael Espindola <espindola@google.com>
4613
4614 * archive.cc (Should_include): Move to archive.h.
4615 (should_include_member): Make it a member of Archive.
4616 (Lib_group): New.
4617 (Add_lib_group_symbols): New.
4618 * archive.h: Include options.h.
4619 (Archive_member): Moved from Archive.
4620 (Should_include): Moved from archive.cc.
4621 (Lib_group): New.
4622 (Add_lib_group_symbols): New.
4623 * dynobj.cc (do_should_include_member): New.
4624 * dynobj.h (do_should_include_member): New.
4625 * gold.cc (queue_initial_tasks): Update call to queue.
4626 * main.cc (main): Print lib group stats.
4627 * object.cc (do_should_include_member): New.
4628 * object.h: Include archive.h.
4629 (Object::should_include_member): New.
4630 (Object::do_should_include_member): New.
4631 (Sized_relobj::do_should_include_member): New.
4632 * options.cc (General_options::parse_start_lib): New.
4633 (General_options::parse_end_lib): New.
4634 (Input_arguments::add_file): Handle lib groups.
4635 (Input_arguments::start_group): Check we are not in a lib.
4636 (Input_arguments::start_lib): New.
4637 (Input_arguments::end_lib): New.
4638 * options.h (General_options): Add start_lib and end_lib.
4639 (Input_argument::lib_): New.
4640 (Input_argument::lib): New.
4641 (Input_argument::is_lib): New.
4642 (Input_file_lib): New.
4643 (Input_arguments::in_lib_): New.
4644 (Input_arguments::in_lib): New.
4645 (Input_arguments::start_lib): New.
4646 (Input_arguments::end_lib_): New.
4647 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4648 in unused members as preempted.
4649 (Sized_pluginobj::do_should_include_member): New.
4650 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4651 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4652 return the blocker.
4653 (Read_symbols::do_whole_lib_group): New.
4654 (Read_symbols::do_lib_group): New.
4655 (Read_symbols::do_read_symbols): Handle lib groups.
4656 (Read_symbols::get_name): Handle lib groups.
4657 * readsyms.h (Read_symbols): Add an archive member pointer.
4658 (Read_symbols::do_whole_lib_group): New.
4659 (Read_symbols::do_lib_group): New.
4660 (Read_symbols::member_): New.
4661 * script.cc (read_input_script): Update call to queue_soon.
4662
d099120c
DK		 46632010-03-19 Doug Kwan <dougkwan@google.com>
4664
4665 * arm.cc (Stub_table::Stub_table): Initialize new data members
4666 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4667 (Stub_table::add_reloc_stub): Assign stub offset and update
4668 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4669 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4670 New data members.
4671 (Stub_table::update_data_size_and_addralign): Use
4672 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4673 instead of going over all reloc stubs.
4674 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4675 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4676 Stringpool_template::offset_ to size of Stringpool_char.
4677 (Stringpool_template::new_key_offset): Remove code to initialize
4678 Stringpool_template::offset_.
4679 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4680 Stringpool_template::offset_ to zero.
4681
1aa37384
DK		 46822010-03-15 Doug Kwan <dougkwan@google.com>
4683
4684 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4685 offset_.
4686 (Stringpool_template::new_key_offset): New method.
4687 (Stringpool_template::add_string): Assign offsets when adding new
4688 strings.
4689 (Stringpool_template::set_string_offsets): Do not set string offsets
4690 when not optimizing.
4691 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4692 member size_.
4693 (Chunked_vector::clear): Clear size_.
4694 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4695 (Chunked_vector::size): Return size_.
4696 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4697 (Chunked_vector::size_): New data member.
1aa37384
DK		 4698 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4699 (Stringpool_template::new_key_offset): New method declaration.
4700 (Stringpool_template::offset_): New data member.
4701
b672b057
RÁE		 47022010-03-15 Rafael Espindola <espindola@google.com>
4703
4704 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4705 Add_symbols' constructor.
4706 * readsyms.h (Add_symbols): Remove the input_group member.
4707
b6848d3c
ILT		 47082010-03-10 Ian Lance Taylor <iant@google.com>
4709
4710 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4711 target to ask whether a reference to a symbol requires a stack
4712 split.
4713 * target.h (Target::is_call_to_non_split): New function.
4714 (Target::do_is_call_to_non_split): Declare virtual function.
4715 * target.cc: Include "symtab.h".
4716 (Target::do_is_call_to_non_split): New function.
4717 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4718
a2a5469e
CC		 47192010-03-10 Cary Coutant <ccoutant@google.com>
4720
4721 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4722 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4723 (File_read::open[2]): Add whole_file_view_ to list of views.
4724 (File_read::make_view): Remove test of whole_file_view_.
4725 (File_read::find_or_make_view): Create whole_file_view_ if
4726 necessary.
4727 (File_read::clear_views): Replace bool parameter with enum;
4728 adjust all callers. Don't delete views with permanent data;
4729 do delete cached views and views from archives if
4730 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4731 if clearing the corresponding view.
4732 * fileread.h (File_read::Clear_views_mode): New enum.
4733 (File_read::View::is_permanent_view): New method.
4734 (File_read::clear_views): Replace bool parameter
4735 with enum; adjust all callers.
4736 * options.h (General_options): Change keep_files_mapped option;
4737 add map_whole_files.
4738 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4739 releasing the file.
4740 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4741 the file.
4742
8861f32b
DM		 47432010-03-10 David S. Miller <davem@davemloft.net>
4744
4745 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4746
d62d0f5f
ST		 47472010-03-09 Sriraman Tallam <tmsriram@google.com>
4748
4749 * icf.cc (get_section_contents): Add '@' marker after processing the
4750 merge reloc.
4751
9177756d
DK		 47522010-03-08 Doug Kwan <dougkwan@google.com>
4753
4754 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4755 due to a conversion warning.
4756 (Arm_relobj::update_output_local_symbol_count): Check for local
4757 symbol with unset output index.
4758
9e9e071b
ILT		 47592010-03-05 Ian Lance Taylor <iant@google.com>
4760
4761 * options.h (class General_options): Add --spare-dynamic-tags.
4762 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4763 --spare-dynamic-tags.
4764
a81ee015
ILT		 47652010-03-05 Ian Lance Taylor <iant@google.com>
4766
4767 * incremental.cc: Include "libiberty.h".
4768
44ec90b9
RO		 47692010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4770
4771 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4772 function, is_info_ member.
4773 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4774 (Versions::Versions): Update caller.
4775 (Versions::define_base_version): Likewise.
4776 (Versions::add_def): Likewise.
4777
0897ed3b
ST		 47782010-03-03 Sriraman Tallam <tmsriram@google.com>
4779
4780 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4781 (Scan::possible_function_pointer_reloc): New function.
4782 (Scan::local_reloc_may_be_function_pointer): Change to call
4783 possible_function_pointer_reloc.
4784 (Scan::global_reloc_may_be_function_pointer): Ditto.
4785 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4786 relocations in ".data.rel.ro._ZTV" section.
4787 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4788 * testsuite/icf_safe_so_test.cc: Ditto.
4789 * testsuite/icf_safe_test.cc: Ditto.
4790 * testsuite/icf_safe_test.sh: Ditto.
4791
d3bbad62
ILT		 47922010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4793 Ian Lance Taylor <iant@google.com>
4794
4795 * target-reloc.h (relocate_section): Check the symbol table index
4796 for -1U before setting the local symbol index.
4797 (scan_relocatable_relocs): If copying the relocation, record that
4798 the local symbol is required.
4799 * object.h (Symbol_value::is_output_symtab_index_set): New
4800 function.
4801 (Symbol_value::may_be_discarded_from_output_symtab): New
4802 function.
4803 (Symbol_value::has_output_symtab_entry): New function.
4804 (Symbol_value::needs_output_symtab_entry): Remove.
4805 (Symbol_value::output_symtab_index): Make sure the symbol index is
4806 set.
4807 (Symbol_value::set_output_symtab_index): Make sure the symbol
4808 index is not set. Make sure the new index is valid.
4809 (Symbol_value::set_must_have_output_symtab_entry): New function.
4810 (Symbol_value::has_output_dynsym_entry): New function.
4811 (Symbol_value::set_output_dynsym_index): Make sure the new index
4812 is valid.
4813 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4814 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4815 local symbol if permitted.
4816 (Sized_relobj::do_finalize_local_symbols): Call
4817 is_output_symtab_index_set rather than needs_output_symtab_entry.
4818 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4819 rather than needs_output_symtab_entry. Call
4820 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4821 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4822 is_output_symtab_index_set rather than needs_output_symtab_entry.
4823 * testsuite/discard_locals_relocatable_test.c: New file.
4824 * testsuite/discard_locals_test.sh: Test -r.
4825 * testsuite/Makefile.am (check_DATA): Add
4826 discard_locals_relocatable_test1.syms,
4827 discard_local_relocatable_test2.syms.
4828 (MOSTLYCLEANFILES): Likewise. Also add
4829 discard_locals_relocatable_test1.lout and
4830 discard_locals_relocatable_test2.out.
4831 (discard_locals_relocatable_test1.syms): New target.
4832 (discard_locals_relocatable_test.o): New target.
4833 (discard_locals_relocatable_test1.out): New target.
4834 (discard_locals_relocatable_test2.syms): New target.
4835 (discard_locals_relocatable_test2.out): New target.
4836 (various): Add missing ../ld-new dependencies.
4837 * testsuite/Makefile.in: Rebuild.
4838
7e8ccf26
NC		 48392010-03-03 Nick Clifton <nickc@redhat.com>
4840
4841 * po/fi.po: New Finnish translation.
4842
2a0ff005
DK		 48432010-03-01 Doug Kwan <dougkwan@google.com>
4844
4845 * layout.cc (Layout::Layout): Force section types of .init_array*,
4846 .preinit_array* and .fini_array* sections.
4847 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4848 Fix check of return value of std::string::find.().
4849 (Output_section::Input_section_sort_compare::operator()): Remove
4850 comment about .init_array.
4851 (Output_section::Input_section_sort_init_fini_compare::operator()):
4852 New method.
4853 (Output_section::sort_attached_input_sections): Handle .init_array
4854 and .fini_array specially.
4855 * output.h (Output_section::Inut_section_sort_compare): Update
4856 comment.
4857 (Output_section::Input_section_sort_init_fini_compare): New struct.
4858
c3e4ae29
DK		 48592010-02-26 Doug Kwan <dougkwan@google.com>
4860
4861 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4862 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4863 * testsuite/debug_msg.sh: Avoid matching source line number for
4864 use of global variable undef_int.
4865
2fd9ae7a
DK		 48662010-02-26 Doug Kwan <dougkwan@google.com>
4867
4868 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4869 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4870 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4871 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4872 * options.cc (General_options::General_options): Initialize member
4873 fix_v4bx_.
4874 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4875 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4876 and rm_no_fix_v4bx.stdout
4877 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4878 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4879 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4880 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4881 and arm_no_fix_v4bx.
4882 * Makefile.in: Regenerate.
4883 * testsuite/arm_fix_v4bx.s: New file.
4884 * testsuite/arm_fix_v4bx.sh: Ditto.
4885
67ec7d0b
DK		 48862010-02-24 Doug Kwan <dougkwan@google.com>
4887
4888 * arm.cc (Target_arm::got_section): Make the .got section the first
4889 non RELRO section in the data segment.
4890 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4891 suffixes of section names.
4892
10165461
DK		 48932010-02-24 Doug Kwan <dougkwan@google.com>
4894
4895 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4896 flags and attributes merging if an input file is a binary file.
4897 * fileread.cc (Input_file::open): Record format of original file.
4898 * fileread.h (Input_file::Format): New enum type.
4899 (Input_file::Input_file): Initialize data member format_.
4900 (Input_file::format): New method definition.
4901 (Input_file::format_):: New data member.
4902
4a54abbb
DK		 49032010-02-24 Doug Kwan <dougkwan@google.com>
4904
4905 * arm.cc (Arm_output_data_got): New class.
4906 (ARM_TCB_SIZE): New constant
4907 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4908 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4909 If user uses a script with a SECTIONS clause, issue only a warning
4910 for a misplaced EXIDX input section. Otherwise, issue an error.
4911 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4912 garbage collection.
4913 (Target_arm::got_mode_index_entry): Handle static linking.
4914 (Target_arm::Scan::local): Ditto.
4915 (Target_arm::Scan::global): Ditto.
4916 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4917 all incorrectly implemented relocations.
e1df38aa 4918 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4919 Arm_output_section::fix_exidx_coverage.
4920 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4921 from ".ARM.exidx." and ".ARM.extab.".
4922
ca419a6f
ILT		 49232010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4924
4925 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4926 section if it does not already exist.
4927 * attributes.cc (Attributes_section_data::Attributes_section_data):
4928 Don't crash if size is zero.
4929
135b9c78
ILT		 49302010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4931 Ian Lance Taylor <iant@google.com>
4932
4933 * gold.cc (queue_middle_tasks): If no input files were opened,
4934 exit.
4935 * workqueue.h (Task_function::Task_function): Assert that there is
4936 a blocker.
4937
bb0bfe4f
DK		 49382010-02-22 Doug Kwan <dougkwan@google.com>
4939
4940 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4941 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4942 types to avoid warnings due to different uint64_t implementations
4943 on different hosts.
4944
2a2b6d42
DK		 49452010-02-21 Doug Kwan <dougkwan@google.com>
4946
4947 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4948 handling of the maximum backward branch offset.
4949 (Arm_relocate_functions::thumb_branch_common): Ditto.
4950 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4951 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4952 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4953 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4954 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4955 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4956 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4957 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4958 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4959 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4960 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4961 thumb2_bl_out_of_range.o): New rules.
4962 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4963 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4964 thumb2_bl_out_of_range
4965 * testsuite/Makefile.in: Regenerate.
4966 * testsuite/arm_bl_in_range.s: New file.
4967 * testsuite/arm_bl_out_of_range.s: Ditto.
4968 * testsuite/arm_branch_in_range.sh: Ditto.
4969 * testsuite/arm_branch_range.t: Ditto.
4970 * testsuite/thumb2_branch_range.t: Ditto.
4971 * testsuite/thumb_bl_in_range.s: Ditto.
4972 * testsuite/thumb_bl_out_of_range.s: Ditto.
4973 * testsuite/thumb_branch_range.t: Ditto.
4974
b487ad64
ST		 49752010-02-20 Sriraman Tallam <tmsriram@google.com>
4976
4977 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4978 Add reloc offset information.
4979 * icf.cc (get_section_contents): Change iterators to point to the new
4980 vectors. Add reloc offset information to the contents.
4981 * icf.h (Icf::Sections_reachable_info): New typedef.
4982 (Icf::Sections_reachable_list): New typedef.
4983 (Icf::Offset_info): New typedef.
4984 (Icf::Reloc_info): New struct typedef.
4985 (Icf::Reloc_info_list): New typedef.
4986 (Icf::symbol_reloc_list): Delete method.
4987 (Icf::addend_reloc_list): Delete method.
4988 (Icf::section_reloc_list): Delete method.
4989 (Icf::reloc_info_list): New method.
4990 (Icf::reloc_info_list_): New member.
4991
f96accdf
DK		 49922010-02-19 Doug Kwan <dougkwan@google.com>
4993
4994 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4995 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4996 * arm.cc (Arm_relocation_functions): New forward declaration.
4997 (Target_arm::Target_arm): Initialize new data members
4998 got_mod_index_offset_ and tls_base_symbol_defined_.
4999 (Target_arm::Relocate::relocate_tls): New method.
5000 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5001 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5002 New methods.
5003 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5004 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5005 (Target_arm::got_mod_index_offset_,
5006 Target_arm::tls_base_symbol_defined_): New data members.
5007 (Target_arm::Scan::local, Target::Scan::global,
5008 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5009 relocations.
5010
c8761b9a
DK		 50112010-02-18 Doug Kwan <dougkwan@google.com>
5012
5013 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5014 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5015 text section as a parameter becuase some broken tools may not set
5016 the link in section header.
5017 (Target_arm::has_got_section): New method.
5018 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5019 without any mapping symbol as data only. Remove warning.
5020 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5021 link in its section header, try to discover the link by inspecting the
5022 REL31 relocation at the beginning of the section.
5023 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5024 in error message.
5025 (Target_arm::Scan::global): Treat any reference to the symbol
5026 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5027
21bb3914
ST		 50282010-02-12 Sriraman Tallam <tmsriram@google.com>
5029
5030 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5031 (Scan::global_reloc_may_be_function_pointer): New function.
5032 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5033 (Scan::global_reloc_may_be_function_pointer): New function.
5034 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5035 (Scan::global_reloc_may_be_function_pointer): New function.
5036 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5037 (Scan::global_reloc_may_be_function_pointer): New function.
5038 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5039 (Scan::global_reloc_may_be_function_pointer): New function.
5040 (Scan::possible_function_pointer_reloc): New function.
5041 (Target_x86_64::can_check_for_function_pointers): New function.
5042 * gc.h (gc_process_relocs): Scan relocation types to determine if
5043 function pointers were taken for targets that support it.
5044 * icf.cc (Icf::find_identical_sections): Include functions for
5045 folding in safe ICF whose pointer is not taken.
5046 * icf.h (Secn_fptr_taken_set): New typedef.
5047 (fptr_section_id_): New member.
5048 (section_has_function_pointers): New function.
5049 (set_section_has_function_pointers): New function.
5050 (check_section_for_function_pointers): New function.
5051 * options.h: Fix comment for safe ICF option.
5052 * target.h (can_check_for_function_pointers): New function.
5053 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5054 Modify icf_safe_test for X86-64.
5055 * testsuite/Makefile.in: Regenerate.
5056 * testsuite/icf_safe_so_test.cc: New file.
5057 * testsuite/icf_safe_so_test.sh: New file.
5058 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5059 (main): Change to take pointer to function kept_func_3.
5060 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5061 folding is done correctly for X86-64.
5062
0da6fa6c
DM		 50632010-02-12 David S. Miller <davem@davemloft.net>
5064
5065 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5066 is_symbolless parameter.
5067 (Output_reloc<SHT_REL>::is_symbolless): New.
5068 (Output_reloc<SHT_REL>::is_symbolless_): New.
5069 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5070 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5071 (Output_reloc<SHT_RELA>::is_symbolless): New.
5072 (Output_data_reloc::add_global): Handle is_symbolless.
5073 (Output_data_reloc::add_global_relative): Likewise.
5074 (Output_data_reloc::add_local): Likewise.
5075 (Output_data_reloc::add_local_relative): Likewise.
5076 (Output_data_reloc::add_symbolless_global_addend): New.
5077 (Output_data_reloc::add_symbolless_local_addend): New.
5078 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5079 is_symbolless.
5080 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5081 instead of ->is_relative_
5082 (Output_reloc::write): Likewise.
5083 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5084 (Output_reloc::write_rel): Simplify.
5085
5086 * sparc.cc (Target_sparc::Scan::local): Use
5087 ->add_symbolless_local_addend as needed.
5088 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5089 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5090 based upon relocation offset.
5091
e4782e83
DK		 50922010-02-11 Doug Kwan <dougkwan@google.com>
5093
5094 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5095 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5096 beginning of function.
5097 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5098 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5099 parameter is_32bit in calls to should_apply_static_reloc.
5100 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5101 (check_DATA): Add arm_abs_global.stdout.
5102 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5103 arm_abs_global.stdout): New rules.
5104 (MOSTLLYCLEANFILES): Add arm_abs_global
5105 * Makefile.in: Regenerate.
5106 * testsuite/arm_abs_global.s: New file.
5107 * testsuite/arm_abs_global.sh: Ditto.
5108 * testsuite/arm_abs_lib.s: Ditto.
5109
93ceb764
ILT		 51102010-02-11 Ian Lance Taylor <iant@google.com>
5111
5112 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5113 Read_relocs task.
5114 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5115 Allocate_commons_task first.
5116 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5117 task, rather than symtab_lock_.
5118 (Gc_process_relocs::~Gc_process_relocs): New function.
5119 (Gc_process_relocs::is_runnable): Check this_blocker_.
5120 (Gc_process_relocs::locks): Use next_blocker_ rather than
5121 blocker_.
5122 (Scan_relocs::~Scan_relocs): New function.
5123 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5124 symtab_lock_.
5125 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5126 next_blocker_.
5127 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5128 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5129 constructor accordingly.
5130 (class Gc_process_relocs): Likewise.
5131 (class Scan_relocs): Likewise.
5132 * common.h (class Allocate_commons_task): Remove symtab_lock_
5133 field, and corresponding constructor parameter.
5134 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5135 symtab_lock_.
5136 (Allocate_commons_task::locks): Likewise.
5137
114dfbe1
ILT		 51382010-02-11 Ian Lance Taylor <iant@google.com>
5139
5140 * gold-threads.h (class Once): Define.
5141 (class Initialize_lock): Rewrite as child of Once.
5142 * gold-threads.cc (class Once_initialize): Define.
5143 (once_pointer_control): New static variable.
5144 (once_pointer, once_arg): New static variables.
5145 (c_run_once): New static function.
5146 (Once::Once, Once::run_once, Once::internal_run): New functions.
5147 (class Initialize_lock_once): Remove.
5148 (initialize_lock_control): Remove.
5149 (initialize_lock_pointer): Remove.
5150 (initialize_lock_once): Remove.
5151 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5152 (Initialize_lock::initialize): Rewrite.
5153 (Initialize_lock::do_run_once): New function.
5154 * archive.cc (Archive::interpret_header): Only clear name if it is
5155 not already empty.
5156 * fileread.cc: Include "gold-threads.h"
5157 (file_counts_lock): New static variable.
5158 (file_counts_initialize_lock): Likewise.
5159 (File_read::release): Only increment counts when using --stats.
5160 Use a lock around the increment.
5161 * parameters.cc (class Set_parameters_target_once): Define.
5162 (set_parameters_target_once): New static variable.
5163 (Parameters::Parameters): Move here from parameters.h.
5164 (Parameters::set_target): Rewrite.
5165 (Parameters::set_target_once): New function.
5166 (Parameters::clear_target): Move here and rewrite.
5167 * parameters.h (class Parameters): Update declarations. Add
5168 set_parameters_target_once_ field.
5169 (Parameters::Parameters): Move to parameters.cc.
5170 (Parameters::clear_target): Likewise.
5171 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5172 task.
5173 (Start_group::~Start_group): New function.
5174 (Start_group::is_runnable): New function.
5175 (Start_group::locks, Start_group::run): New functions.
5176 (Finish_group::run): Change saw_undefined to size_t.
5177 * readsyms.h (class Start_group): Define.
5178 (class Finish_group): Change saw_undefined_ field to size_t.
5179 (Finish_group::Finish_group): Remove saw_undefined and
5180 this_blocker parameters. Change all callers.
5181 (Finish_group::set_saw_undefined): New function.
5182 (Finish_group::set_blocker): New function.
5183 * symtab.h (class Symbol_table): Change saw_undefined to return
5184 size_t. Change saw_undefined_ field to size_t.
5185 * target-select.cc (Set_target_once::do_run_once): New function.
5186 (Target_selector::Target_selector): Initialize set_target_once_
5187 field. Don't initialize lock_ and initialize_lock_ fields.
5188 (Target_selector::instantiate_target): Rewrite.
5189 (Target_selector::set_target): New function.
5190 * target-select.h (class Set_target_once): Define.
5191 (class Target_selector): Update declarations. Make
5192 Set_target_once a friend. Remove lock_ and initialize_lock_
5193 fields. Add set_target_once_ field.
5194
fa17a3f4
ILT		 51952010-02-10 Ian Lance Taylor <iant@google.com>
5196
5197 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5198 queueing any tasks.
5199 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5200 (queue_middle_tasks): Add all blockers before queueing any tasks.
5201 (queue_final_tasks): Likewise.
5202 * token.h (Task_token::add_blockers): New function.
5203 * object.h (Input_objects::number_of_relobjs): New function.
5204
c7177d31
ILT		 52052010-02-10 Ian Lance Taylor <iant@google.com>
5206
5de0e392
ILT		 5207 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5208 shared, not if not position independent.
5209 * x86_64.cc (Relocate::relocate_tls): Likewise.
5210 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5211 (tls_pie_pic_test): New target.
5212 * testsuite/Makefile.in: Rebuild.
5213
c7177d31
ILT		 5214 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5215 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5216 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5217 * testsuite/Makefile.in: Rebuild.
5218
684b268a
DM		 52192010-02-09 David S. Miller <davem@davemloft.net>
5220
5221 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5222 R_SPARC_RELATIVE using ->add_local_relative().
5223 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5224
612a8d3d
DM		 5225 * output.h (Output_data_dynamic::add_section_size): New method
5226 that takes two Output_data objects.
5227 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5228 entry param. Handle it in initializers.
5229 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5230 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5231 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5232 arg.
5233 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5234 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5235 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5236 for dynrel_includes_plt.
5237 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5238 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5239 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5240 before .rela.plt
5241 (Target_sparc::do_finalize_sections): Update to pass true for
5242 dynrel_includes_plt.
5243 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5244 output before .rela.plt
5245 (Target_powerpc::do_finalize_sections): Update to pass true for
5246 dynrel_includes_plt when 32-bit.
5247
cb1be87e
DK		 52482010-02-08 Doug Kwan <dougkwan@google.com>
5249
5250 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5251 method.
5252 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5253 Arm_relobj::scan_section_for_cortex_a8_stubs,
5254 Arm_relobj::do_relocation_section): Instead of calling
5255 Output_section::output_address, use faster
5256 Arm_relobj::simple_input_section_output_address.
5257
705b5121
DM		 52582010-02-08 David S. Miller <davem@davemloft.net>
5259
5260 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5261 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5262 relocation helper function.
5263
024c4466
DM		 5264 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5265 just like R_SPARC_GOT{10,13,22}.
5266 (Target_sparc::Scan::local): Likewise.
5267 (Target_sparc::Relocate:relocate): Likewise.
5268
9109c078
ILT		 52692010-02-06 Ian Lance Taylor <iant@google.com>
5270
5271 * configure.ac: Rewrite targetobjs duplicate removal code to use
5272 only shell constructs.
5273 * configure: Rebuild.
5274
cf846138
DK		 52752010-02-05 Doug Kwan <dougkwan@google.com>
5276
5277 PR 11247
5278 * arm.cc (Arm_relobj::section_is_scannable): New method.
5279 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5280 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5281
6cfaf60b
DK		 52822010-02-04 Doug Kwan <dougkwan@google.com>
5283
5284 PR 11247
5285 * arm-reloc-property.cc (cstdio): Include.
5286 * configure.ac (targetobjs): Remove duplicates.
5287 * configure: Regenerate.
5288 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5289 big and little endian version for a given address size.
5290
5c57f1be
DK		 52912010-02-03 Doug Kwan <dougkwan@google.com>
5292
5293 * arm-reloc-property.cc
5294 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5295 definition.
5296 * arm-reloc-property.h
5297 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5298 New method definition.
5299 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5300 declaration.
5301 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5302 overflow to N.
5303 (GOT_PREL): Change implemented to Y.
5304 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5305 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5306 (Arm_relocate_functions::movw_abs_nc): Remove method.
5307 (Arm_relocate_functions::movt_abs): Ditto.
5308 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5309 (Arm_relocate_functions::thm_movt_abs): Ditto.
5310 (Arm_relocate_functions::movw_rel_nc): Ditto.
5311 (Arm_relocate_functions::movw_rel): Ditto.
5312 (Arm_relocate_functions::movt_rel): Ditto.
5313 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5314 (Arm_relocate_functions:thm_movw_rel): Ditto.
5315 (Arm_relocate_functions:thm_movt_rel): Ditto.
5316 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5317 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5318 New method definitions.
5319 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5320 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5321 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5322 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5323 (Target_arm::Relocate::relocate): Check for non-static or
5324 unimplemented relocation code and exit early. Change calls to
5325 Target_arm::reloc_uses_thumb_bit and
5326 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5327 instead. Refactor code to handle similar relocations to increase
5328 code sharing. Remove check for unsupported relocation code in switch
5329 statement.
5330 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5331 relocation property table to find out size. Change error message to
5332 print out the name of a relocation code instead of the numeric value.
5333 (Target_arm::scan_reloc_for_stub): Use relocation property table
5334 instead of calling Target_arm::reloc_uses_thumb_bit().
5335
218c5831
DK		 53362010-02-02 Doug Kwan <dougkwan@google.com>
5337
5338 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5339 types of relaxed input section.
5340
0d31c79d
DK		 53412010-02-02 Doug Kwan <dougkwan@google.com>
5342
5343 * Makefile.am (HFILES): Add arm-reloc-property.h.
5344 (DEFFILES): New.
5345 (TARGETSOURCES): Add arm-reloc-property.cc
5346 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5347 (libgold_a_SOURCES): $(DEFFILES)
5348 * Makefile.in: Regenerate.
5349 * arm-reloc-property.cc: New file.
5350 * arm-reloc-property.h: New file.
5351 * arm-reloc.def: New file.
5352 * arm.cc: Update comments.
5353 (arm-reloc-property.h): New included header.
5354 (arm_reloc_property_table): New global variable.
5355 (Target_arm::do_select_as_default_target): New method definition.
5356 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5357 arm-reloc-property to targ_extra_obj.
5358 * parameters.cc (set_parameters_target): Call
5359 Target::select_as_default_target().
5360 * target.h (Target::select_as_default_target): New method definition.
5361 (Target::do_select_as_default_target): Same.
5362
546c7457
DK		 53632010-02-01 Doug Kwan <dougkwan@google.com>
5364
5365 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5366 first_output_text_section_.
5367 (Arm_exidx_fixup::first_output_text_section): New method definition.
5368 (Arm_exidx_fixup::first_output_text_section_): New data member.
5369 (Arm_exidx_fixup::process_exidx_section): Record the first text
5370 output section seen.
5371 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5372 and entsize in output section header.
5373
11b861d5
DK		 53742010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5375
5376 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5377 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5378 (Arm_relocate_functions::thm_alu11): New Method.
5379 (Arm_relocate_functions::thm_pc8): New Method.
5380 (Arm_relocate_functions::thm_pc12): New Method.
5381 (Target_arm::Scan::local): Handle the relocations.
5382 (Target_arm::Scan::global): Likewise.
5383 (Target_arm::Relocate::relocate): Likewise.
5384 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5385
c9a2c125
DK		 53862010-01-29 Doug Kwan <dougkwan@google.com>
5387
5388 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5389 of relocation types as ld.
5390
1521477a
DK		 53912010-01-29 Doug Kwan <dougkwan@google.com>
5392
5393 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5394 to public.
5395 (Arm_relocate_functions::thumb_branch_common): Ditto.
5396 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5397 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5398 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5399 Arm_relocate_functions::jump24): Remove.
5400 (Target_arm::Relocate::relocate): Adjust code to call
5401 Arm_relocation_functions::arm_branch_common and
5402 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5403 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5404
e7eca48c
DK		 54052010-01-29 Doug Kwan <dougkwan@google.com>
5406
5407 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5408 output_local_symbol_count_needs_update_.
5409 (Arm_relobj::output_local_symbol_count_needs_update,
5410 Arm_relobj::set_output_local_symbol_count_needs_update,
5411 Arm_relobj::update_output_local_symbol_count): New methods.
5412 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5413 member.
5414 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5415 of pointed function as in a R_ARM_PREL31 relocation.
5416 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5417 for output local symbol count updating.
5418 (Target_arm::do_relax): Update output local symbol counts in objects
5419 if necessary.
5420 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5421
02961d7e
ILT		 54222010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5423
5424 * arm.cc: Added support for the ARM relocations:
5425 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5426 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5427 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5428 movw_prel_nc).
5429 (Arm_relocate_functions::movw_rel): New method.
5430 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5431 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5432 thm_movw_prel_nc).
5433 (Arm_relocate_functions::thm_movw_rel): New method.
5434 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5435 thm_movt_prel).
5436 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5437 relocations.
5438 (Target_arm::Scan::global): Likewise.
5439 (Target_arm::Relocate::relocate): Likewise.
5440 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5441 Likewise.
5442
b10d2873
ILT		 54432010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5444
5445 * arm.cc: Added support for ARM group relocations.
5446 (Target_arm::reloc_needs_sym_origin): New method.
5447 (Arm_relocate_functions::calc_grp_kn): New method.
5448 (Arm_relocate_functions::calc_grp_residual): New method.
5449 (Arm_relocate_functions::calc_grp_gn): New method.
5450 (Arm_relocate_functions::arm_grp_alu): New Method.
5451 (Arm_relocate_functions::arm_grp_ldr): New Method.
5452 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5453 (Arm_relocate_functions::arm_grp_ldc): New Method.
5454 (Target_arm::Scan::local): Handle the ARM group relocations.
5455 (Target_arm::Scan::global): Likewise.
5456 (Target_arm::Relocate::relocate): Likewise.
5457 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5458 Likewise.
5459
2b328d4e
DK		 54602010-01-26 Doug Kwan <dougkwan@google.com>
5461
5462 * arm.cc (set): Include.
5463 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5464 pointer type.
5465 (Arm_output_section::Text_section_list): New type.
5466 (Arm_output_section::append_text_sections_to_list): New method.
5467 (Arm_output_section::fix_exidx_coverage): Ditto.
5468 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5469 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5470 Relobj::set_section_offset() instead of
5471 Sized_relobj::invalidate_section_offset().
5472 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5473 parameter for section headers. Ignore relocation sections for
5474 unallocated sections and EXIDX sections.
5475 (Target_arm::fix_exidx_coverage): New method.
5476 (Target_arm::output_section_address_less_than): New type.
5477 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5478 linked text section instead of the EXIDX section.
5479 (Arm_output_section::create_stub_group): Add an assertion to check
5480 that this is not an EXIDX output section.
5481 (Arm_output_section::append_text_sections_to_list): New method.
5482 (Arm_output_section::fix_exidx_coverage): Ditto.
5483 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5484 Arm_relobj::section_needs_reloc_stub_scanning.
5485 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5486 first pass.
5487 (Target_arm::fix_exidx_coverage): New method.
5488 * object.h (Relobj::set_output_section): New method.
5489 (Sized_relobj::invalidate_section_offset): Remove method.
5490 (Sized_relobj::do_invalidate_section_offset): Remove method.
5491 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5492
c7f3c371
DK		 54932010-01-25 Doug Kwan <dougkwan@google.com>
5494
5495 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5496 Fix warning due to signed and unsigned comparison on a 32-bit host.
5497
8923b24c
DK		 54982010-01-22 Doug Kwan <dougkwan@google.com>
5499
5500 * arm.cc (Target_arm::do_relax): Record an output section for section
5501 offset adjustment it contains any stub table that has changed.
5502 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5503 offsets in an output section if necessary.
5504 * output.cc (Output_section::Output_section): Initialize
5505 section_offsets_need_adjustments_.
5506 (Output_section::add_input_section_for_script): Renamed to
5507 Output_section::add_simple_input_section.
5508 (Output_section::save_states): Add a comment.
5509 (Output_section::discard_states): New method defintion.
5510 (Output_section::adjust_section_offsets): Same.
5511 * output.h (Output_section::add_input_section_for_script): Renamed to
5512 Output_section::add_simple_input_section.
5513 (Output_section::discard_states): New method declaration.
5514 (Output_section::adjust_section_offsets): Same.
5515 (Output_section::section_offsets_need_adjustment,
5516 Output_section::set_section_offsets_need_adjustment): New method
5517 definitions.
5518 (Output_section::section_offsets_need_adjustment_): New data member.
5519 * script-sections.cc
5520 (Output_section_element_input::set_section_address): Adjust code for
5521 renaming of Output_section::add_input_section_for_script.
5522 (Orphan_output_section::set_section_address): Same.
5523
9b2fd367
DK		 55242010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5525
5526 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5527 Fix_v4bx enum values .
5528 * gold/options.h (General_options): New option definitions.
5529 (General_options::fix_v4bx): New method.
5530 (General_options::Fix_v4bx): New enum.
5531 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5532 (General_options::parse_fix_v4bx_interworking): New method.
5533
80d0d023
DK		 55342010-01-22 Doug Kwan <dougkwan@google.com>
5535
5536 * arm.cc (Arm_exidx_fixup): New class.
5537
af2cdeae
DK		 55382010-01-21 Doug Kwan <dougkwan@google.com>
5539
5540 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5541 classes.
5542 (Arm_exidx_section_offset_map): New type.
5543
993d07c1
DK		 55442010-01-21 Doug Kwan <dougkwan@google.com>
5545
5546 * arm.cc (Arm_exidx_input_section): New class.
5547 (Arm_relobj::exidx_input_section_by_link,
5548 Arm_relobj::exidx_input_section_by_shndx,
5549 Arm_relobj::make_exidx_input_section): New methods.
5550 (read_arm_attributes_section): Remove.
5551 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5552 information about them.
5553 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5554 to here.
5555
5ac169d4
DK		 55562010-01-20 Doug Kwan <dougkwan@google.com>
5557
5558 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5559 Input_section_specifier to Section_id.
5560 (Target_arm::new_arm_input_section: Adjust code for change of key
5561 type.
5562 (Target_arm::find_arm_input_section): Ditto.
5563 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5564 (Section_id): Remove.
5565 (Garbage_collection::Section_id_hash): Remove.
5566 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5567 (Section_id): Remove.
5568 (Icf::Section_id_hash): Remove.
5569 * object.h (Section_id, Const_section_id, Section_id_hash,
5570 Const_section_id_hash): New type definitions.
5571 * output.cc (Output_section::add_relaxed_input_section): Change to
5572 use Const_section_id instead of Input_section_specifier as key type.
5573 (Output_section::add_merge_input_section): Ditto.
5574 (Output_section::build_relaxation_map): Change to use Section_id
5575 instead of Input_section_specifier as key type.
5576 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5577 Ditto.
5578 (Output_section::convert_input_sections_to_relaxed_sections): Change
5579 to use Const_section_id instead of Input_section_specifier as key type.
5580 (Output_section::find_merge_section): Ditto.
5581 (Output_section::find_relaxed_input_section): Ditto.
5582 * output.h (Input_section_specifier): Remove class.
5583 (Output_section::Output_section_data_by_input_section_map): Change
5584 key type to Const_section_id.
5585 (Output_section::Output_relaxed_input_section_by_input_section_map):
5586 Ditto.
5587 (Output_section::Relaxation_map): Change key type to Section_id.
5588
a2162063
ILT		 55892010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5590
5591 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5592 (class Arm_v4bx_stub): New class.
5593 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5594 (Stub_factory::make_arm_v4bx_stub): New method.
5595 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5596 (Stub_table::empty): Handle v4bx stubs.
5597 (Stub_table::add_arm_v4bx_stub): New method.
5598 (Stub_table::find_arm_v4bx_stub): New method.
5599 (Arm_relocate_functions::v4bx): New method.
5600 (Target_arm::fix_v4bx): New method.
5601 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5602 (Stub_table::relocate_stubs): Likewise.
5603 (Stub_table::do_write): Likewise.
5604 (Stub_table::update_data_size_and_addralign): Likewise.
5605 (Stub_table::finalize_stubs): Likewise.
5606 (Target_arm::Scan::local): Likewise.
5607 (Target_arm::Scan::global): Likewise.
5608 (Target_arm::do_finalize_sections): Likewise.
5609 (Target_arm::Relocate::relocate): Likewise.
5610 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5611 Likewise.
5612 (Target_arm::scan_reloc_for_stub): Likewise.
5613 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5614
5696ab0b
ILT		 56152010-01-19 Ian Lance Taylor <iant@google.com>
5616
5617 * output.cc (Output_section_headers::do_sized_write): Write large
5618 segment count to sh_info field.
5619 (Output_file_header::do_sized_write): For large segment count,
5620 write PN_XNUM to e_phnum field.
5621
800d0f56
ILT		 56222010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5623
5624 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5625 (Arm_relocate_functions::thm_jump8): New function.
5626 (Arm_relocate_functions::thm_jump11): New function.
5627 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5628 R_ARM_THM_JUMP11.
5629 (Target_arm::Scan::global): Likewise.
5630 (Target_arm::Relocate::relocate): Likewise.
5631 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5632 Likewise.
5633
41263c05
DK		 56342010-01-14 Doug Kwan <dougkwan@google.com>
5635
5636 * arm.cc (map, utility): Include headers.
5637 (Target_arm::apply_cortex_a8_workaround): New method.
5638 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5639 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5640 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5641 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5642 the --[no-]fix-cortex-a8 command line options.
5643 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5644 (Target_arm::relocate_stub): Use addend in instruction template.
5645 * options.h (DEFINE_bool): Set the user-set flag.
5646 (General_options): Add --[no-]-fix-cortex options.
5647 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5648 : Update fast look-up map after conversion.
41263c05 5649
459e9b03
ST		 56502010-01-14 Sriraman Tallam <tmsriram@google.com>
5651
5652 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5653 in the first pass of do_layout.
5654
b521dfe4
DK		 56552010-01-13 Doug Kwan <dougkwan@google.com>
5656
5657 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5658 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5659 apparent compiler problem of not folding static constant integral
5660 data members of elfcpp::Elf_sizes<32>.
5661
44272192
DK		 56622010-01-13 Doug Kwan <dougkwan@google.com>
5663
5664 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5665 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5666 Arm_relobj::scan_section_for_cortex_a8_erratum,
5667 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5668 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5669 sections to scan for relocation stubs into a new method
5670 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5671 relocation and Cortex-A8 stub scanning.
5672 (Target_arm::do_relax): Force stubs to be after stubbed sections
5673 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5674 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5675 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5676
44b71ece
ILT		 56772010-01-12 Ian Lance Taylor <iant@google.com>
5678
5679 * target-reloc.h (visibility_error): New inline function.
5680 (relocate_section): Call visibility_error.
5681 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5682 (MOSTLYCLEANFILES): Likewise.
5683 (protected_4_pic.o, protected_3.err): New targets.
5684 * testsuite/protected_4.cc: New file.
5685
a120bc7f
DK		 56862010-01-12 Doug Kwan <dougkwan@google.com>
5687
5688 * arm.cc (Cortex_a8_reloc): New class.
5689 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5690 and cortex_a8_relocs_info_.
5691 (Target_arm::fix_cortex_a8): New method definition.
5692 (Target_arm::Cortex_a8_relocs_info): New type.
5693 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5694 New data member declarations.
5695 (Target_arm::scan_reloc_for_stub): Record information about
5696 relocations for THUMB branches that might be exempted from the
5697 Cortex-A8 workaround.
5698 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5699 at the beginning of a relaxation pass.
5700
20138696
DK		 57012010-01-12 Doug Kwan <dougkwan@google.com>
5702
5703 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5704 (Arm_relobj::Mapping_symbol_position,
5705 Arm_reloj::Mapping_symbol_position_less,
5706 Arm_relobj::Mapping_symbols_info): New types.
5707 (Target_arm::is_mapping_symbol_name): New method definition.
5708 (Arm_relobj::do_count_local_symbols): Save information about mapping
5709 symbols.
5710
089d69dc
DK		 57112010-01-11 Doug Kwan <dougkwan@google.com>
5712
5713 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5714 Arm_relocate_functions::thumb32_branch_upper,
5715 Arm_relocate_functions::thumb32_branch_lower,
5716 Arm_relocate_functions::thumb32_cond_branch_offset,
5717 Arm_relocate_functions::thumb32_cond_branch_upper,
5718 Arm_relocate_functions::thumb32_cond_branch_lower,
5719 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5720 branch offset encoding.
5721 (Arm_relocate_functions::thumb_branch_common): Use new branch
5722 offset encoding methods to avoid code duplication.
5723 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5724 (Stub_addend_reader::operator()): Use new branch encoding method
5725 to avoid code duplication.
5726
99e5bff2
DK		 57272010-01-11 Doug Kwan <dougkwan@google.com>
5728
5729 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5730 (Target_arm::do_finalize_sections): Define special EXIDX section
5731 symbols only if referenced.
5732 * gc.h (Garbage_collection::add_reference): New method.
5733 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5734 code duplication.
5735
98e090bd
ILT		 57362010-01-11 Ian Lance Taylor <iant@google.com>
5737
d0a91bd8
ILT		 5738 * script.cc (Version_script_info::build_expression_list_lookup):
5739 Change complaing about duplicate wildcard match from error to
5740 warning.
5741
98e090bd
ILT		 5742 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5743 of 2009-12-30.
5744 (Version_script_info::Version_script_info): Initialize globs_,
5745 default_version_, default_is_global_, and exact_. Don't
5746 initialize globals_ or locals_.
5747 (Version_script_info::build_lookup_tables): Build local symbols
5748 first.
5749 (Version_script_info::unquote): New function.
5750 (Version_script_info::add_exact_match): New function.
5751 (Version_script_info::build_expression_list_lookup): Remove lookup
5752 parameter. Add is_global parameter. Change all callers. Handle
5753 wildcard pattern specially. Unquote pattern. Call
5754 add_exact_match.
5755 (Version_script_info::get_name_to_match): New function.
5756 (Version_script_info::get_symbol_version): New function.
5757 (Version_script_info::get_symbol_version_helper): Remove.
5758 (Version_script_info::check_unmatched_names): Call unquote.
5759 * script.h (class Version_script_info): Change get_symbol_version
5760 to be non-inline and add is_global parameter; change all callers.
5761 Rewrite symbol_is_local. Update declarations. Define struct
5762 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5763 Remove globals_ and locals_ members. Add exact_, globs_,
5764 default_version_, is_global_.
5765 (Version_script_info::Glob): Remove pattern, add expression and
5766 is_global. Update constructor. Change all callers.
5767 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5768 default version.
5769 (Versions::symbol_section_contents): If a symbol is undefined, or
5770 defined in a dynamic object, set the version index to
5771 VER_NDX_LOCAL.
5772 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5773 symbol_is_local.
5774 (Symbol_table::add_from_pluginobj): Likewise.
5775 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5776
d56962d3
DK		 57772010-01-11 Doug Kwan <dougkwan@google.com>
5778
5779 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5780 (incremental_dump_LDADD): Add linking option for libintl.
5781 * Makefile.in: Regenerate.
5782
94e6ee91
L		 57832010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5784
5785 PR gold/11144
5786 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5787 instead of -Ds.
5788 * testsuite/Makefile.in: Regenerated.
5789
e96c574b
DK		 57902010-01-10 Doug Kwan <dougkwan@google.com>
5791
5792 * options.h (DEFINE_var): Use parentheses around argument varname__
5793 in macro body to avoid any unintended subsequent substitutions.
5794
7198066b
ILT		 57952010-01-10 Ian Lance Taylor <iant@google.com>
5796
ba4d53bf
ILT		 5797 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5798 candidates before doing symbol resolution.
5799
7198066b
ILT		 5800 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5801 ODR candidates if only one is weak.
5802
a2beed37
ILT		 58032010-01-08 Ian Lance Taylor <iant@google.com>
5804
5805 * script.cc (Version_script_info::build_expression_list_lookup):
5806 Don't warn about ambiguous version, just record the ambiguity.
5807 (Version_script_info::get_symbol_version_helper): Give error if
5808 version is ambiguous.
5809
2fb7225c
DK		 58102010-01-08 Doug Kwan <dougkwan@google.com>
5811
5812 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5813 prev_data_size_ and prev_addralign_. Remove initializer for
5814 deleted data member has_been_changed_.
5815 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5816 to determine if the table is empty.
5817 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5818 Remove.
5819 (Stub_table::add_reloc_stub): Define method in class definition
5820 instead of just declaring it there.
5821 (Stub_table::add_cortex_a8_stub): New method definition.
5822 (Stub_table::update_data_size_and_addralign): Ditto.
5823 (Stub_table::finalize_stubs): Ditto.
5824 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5825 (Stub_table::do_addralign_): Return address alignment in the
5826 (Stub_table::do_reset_address_and_file_offset): Define method in
5827 class definition instead of declaring it there. Set current data
5828 size to be the data size of the previous pass.
5829 (Stub_table::set_final_data_size): Use current data size as the
5830 final data size.
5831 (Stub_table::relocate_stub): Change parameter type of stub from
5832 Reloc_stub pointer to Stub pointer.
5833 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5834 (Stub_table::Cortex_a8_stub_list): New typedef.
5835 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5836 Stub_table::prev_addralign_): New data member.
5837 (Arm_relobj::Arm_relobj): Initialize data member
5838 section_has_cortex_a8_workaround_.
5839 (Arm_relobj::section_has_cortex_a8_workaround,
5840 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5841 definitions.
5842 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5843 declarations.
5844 (Target_arm::relocate_stub): Change parameter type of stub from
5845 Reloc_stub pointer to Stub pointer.
5846 (Insn_template::size, Insn_template::alignment): Handle
5847 THUMB16_SPECIAL_TYPE.
5848 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5849 Stub_table::update_data_size_and_addralign,
5850 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5851 definitions.
5852 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5853 (Stub_table::do_write): Ditto.
5854 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5855
880cd20d
ILT		 58562010-01-08 Ian Lance Taylor <iant@google.com>
5857
5858 PR 11108
5859 * symtab.h (class Symbol): Remove fields is_target_special_ and
5860 has_plt_offset_. Add field is_defined_in_discarded_section_.
5861 (Symbol::is_defined_in_discarded_section): New function.
5862 (Symbol::set_is_defined_in_discarded_section): New function.
5863 (Symbol::has_plt_offset): Rewrite.
5864 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5865 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5866 Don't initialize is_target_special_ or has_plt_offset_.
5867 Initialize is_defined_in_discarded_section_.
5868 (Symbol_table::add_from_relobj): If appropriate, set
5869 is_defined_in_discarded_section.
5870 * resolve.cc (Symbol::override_base_with_special): Don't test
5871 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5872 * target-reloc.h (relocate_section): Do special handling for
5873 symbols defined in discarded sections for global symbols as well
5874 as local symbols.
5875
2703e3eb
ILT		 58762010-01-08 Ian Lance Taylor <iant@google.com>
5877
5878 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5879 the SHT_SYMTAB case.
5880
339d40a3
ILT		 58812010-01-08 Ian Lance Taylor <iant@google.com>
5882
5883 * object.cc (Sized_relobj::do_layout): Don't get confused if
5884 layout_eh_frame returns NULL.
5885
abecea76
ILT		 58862010-01-08 Ian Lance Taylor <iant@google.com>
5887
5888 PR 11084
5889 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5890 dynamic symbol table, use the normal symbol table.
5891 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5892 symbol table.
5893
6b7dd3f3
ILT		 58942010-01-08 Ian Lance Taylor <iant@google.com>
5895
5896 PR 11072
5897 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5898 sections.
5899
36c50e63
L		 59002010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5901
5902 * version.cc (print_version): Change to "Copyright 2010".
5903
e291e7b9
ILT		 59042010-01-08 Ian Lance Taylor <iant@google.com>
5905
5906 PR 10287
5907 PR 11063
5908 * i386.cc (class Target_i386): Change return type of plt_section
5909 to be non-const.
5910 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5911 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5912 tls_desc_rel_ field.
5913 (Output_data_plt_i386::rel_tls_desc): New function.
5914 (Target_i386::rel_tls_desc_section): New function.
5915 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5916 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5917 R_386_TLS_DESC reloc in rel_tls_desc_section.
5918 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5919 Define struct Tlsdesc_info.
5920 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5921 (Target_x86_64::do_reloc_symbol_index): New function.
5922 (Target_x86_64::add_tlsdesc_info): New function.
5923 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5924 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5925 tlsdesc_rel_ field.
5926 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5927 all callers.
5928 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5929 (Target_x86_64::rela_tlsdesc_section): New function.
5930 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5931 handling.
5932 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5933 (Target_x86_64::do_reloc_addend): New function.
5934 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5935 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5936 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5937 (Output_reloc::type): New function.
5938 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5939 (Output_reloc::is_target_specific): New function.
5940 (Output_reloc::target_arg): New function.
5941 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5942 absolute relocs and target specific relocs.
5943 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5944 add_target_specific.
5945 (class Output_data_reloc) [SHT_RELA]: Likewise.
5946 * output.cc (Output_reloc::Output_reloc): Add four new versions
5947 for absolute relocs and target specific relocs.
5948 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5949 (Output_reloc::get_symbol_index): Likewise.
5950 (Output_reloc::local_section_offset): Check that local_sym_index_
5951 is not TARGET_CODE or 0.
5952 (Output_reloc::symbol_value): Likewise.
5953 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5954 reloc.
5955 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5956 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5957 functions.
5958 * layout.cc (add_target_dynamic_tags): Use output section for
5959 DT_PLTRELSZ and DT_JMPREL.
5960
3a44184e
ILT		 59612010-01-07 Ian Lance Taylor <iant@google.com>
5962
5963 PR 11061
5964 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5965 function.
5966 (class Output_data_reloc_generic): Define.
5967 (class Output_data_reloc_base): Change base class to
5968 Output_data_reloc_generic. Change add() method to call
5969 bump_relative_reloc_count for a relative reloc. Remove
5970 sort_relocs_ field.
5971 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5972 to sort_relocs().
5973 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5974 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5975 appropriate.
5976 * layout.h (class Layout): Update declaration.
5977
ea715a34
ILT		 59782010-01-07 Ian Lance Taylor <iant@google.com>
5979
5980 * output.h (class Output_data): Add const version of
5981 output_section and do_output_section.
5982 (class Output_section_data): Add const version of
5983 do_output_section.
5984 (class Output_section): Likewise.
5985 * layout.cc (Layout::add_target_dynamic_tags): New function.
5986 * layout.h (class Layout): Update declarations.
5987 * arm.cc (Target_arm::do_finalize_sections): Use
5988 add_target_dynamic_tags.
5989 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5990 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5991 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5992 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5993
659948a4
ILT		 59942010-01-07 Ian Lance Taylor <iant@google.com>
5995
5996 PR 11042
5997 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5998 object as needed.
5999
9d3b86f6
ILT		 60002010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6001 Ian Lance Taylor <iant@google.com>
6002
6003 PR 11019
6004 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6005 Xindex::read_symtab_xindex.
6006
bb0d3eb0
DK		 60072010-01-07 Doug Kwan <dougkwan@google.com>
6008
6009 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6010 (Insn_template::thumb16_bcond_insn): New method declaration.
6011 (Insn_template): Fix spelling.
6012 (Stub::thumb16_special): New method declaration.
6013 (Stub::do_write): Define virtual method which was previously pure
6014 virtual.
6015 (Stub::do_thumb16_special): New method declaration.
6016 (Stub::do_fixed_endian_write): New template member.
6017 (Reloc_stub::do_write): Remove.
6018 (Reloc_stub::do_fixed_endian_write): Remove.
6019 (Cortex_a8_stub): New class definition.
6020 (Stub_factory::make_cortex_a8_stub): New method definition.
6021 (Stub_factory::Stub_factory): Add missing static storage class
6022 qualifier for elf32_arm_stub_a8_veneer_blx.
6023
ffeef7df
ILT		 60242010-01-07 Ian Lance Taylor <iant@google.com>
6025
dc3f80fe
ILT		 6026 PR 10980
6027 * options.h (class General_options): Add --warn-unresolved-symbols
6028 and --error-unresolved-symbols.
6029 * errors.cc (Errors::undefined_symbol): Implement
6030 --warn-unresolved-symbols.
6031
ffeef7df
ILT		 6032 * options.h (class General_options): Add -z text and -z textoff.
6033 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6034
f1ec9ded
ST		 60352010-01-06 Sriraman Tallam <tmsriram@google.com>
6036
6037 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6038 (Garbage_collection::cident_sections): New function.
6039 (Garbage_collection::add_cident_section): New function.
6040 (Garbage_collection::cident_sections_): New member.
6041 (gc_process_relocs): Add references to sections whose names are C
6042 identifiers.
6043 * gold.h (cident_section_start_prefix): New constant.
6044 (cident_section_stop_prefix): New constant.
6045 (is_cident): New function.
6046 * layout.cc (Layout::define_section_symbols): Replace string constants
6047 with the newly defined constants.
6048 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6049 C identifiers.
6050 * testsuite/Makefile.am: Add gc_orphan_section_test.
6051 * testsuite/Makefile.in: Regenerate.
6052 * testsuite/gc_orphan_section_test.cc: New file.
6053 * testsuite/gc_orphan_section_test.sh: New file.
6054
6eda8c29
ILT		 60552010-01-06 Ian Lance Taylor <iant@google.com>
6056
b9674e17
ILT		 6057 PR 10980
6058 * options.h (class General_options): Add --warn-shared-textrel.
6059 * layout.cc (Layout::finish_dynamic_section): Implement
6060 --warn-shared-textrel.
6061
6eda8c29
ILT		 6062 PR 10980
6063 * options.h (class General_options): Add --warn-multiple-gp.
6064
32dcd44e
ILT		 60652010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6066
6067 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6068 $(THREADSLIB) and $(LIBDL).
6069 * Makefile.in: Rebuild.
6070
a192ba05
ILT		 60712010-01-06 Ian Lance Taylor <iant@google.com>
6072
6073 PR 10980
6074 * options.cc (General_options::parse_section_start): New function.
6075 (General_options::section_start): New function.
6076 (General_options::General_options): Initialize all members.
6077 * options.h: Include <map>
6078 (class General_options): Add --section-start. Add section_starts_
6079 member.
6080 * layout.cc (Layout::attach_allocated_section_to_segment): If
6081 --section-start was used, set the address of the segment. Remove
6082 local sort_sections.
6083 (Layout::relaxation_loop_body): If the address of the load segment
6084 has been set by --section-start, don't use it.
6085 * output.h (Output_segment::update_flags_for_output_section): New
6086 function.
6087 * output.cc (Output_segment::add_output_section): Call
6088 update_flags_for_output_section.
6089
dde3f402
ILT		 60902010-01-05 Ian Lance Taylor <iant@google.com>
6091
62dfdd4d
ILT		 6092 PR 10980
6093 * options.h (class General_options): Add --undefined-version.
6094 * script.cc (struct Version_expression): Add was_matched_by_symbol
6095 field.
6096 (Version_script_info::matched_symbol): New function.
6097 (Version_script_info::get_symbol_version_helper): Call
6098 matched_symbol.
6099 (Version_script_info::check_unmatched_names): New function.
6100 * script.h (class Version_script_info): Update declarations.
6101 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6102
9c4ae156
ILT		 6103 * options.h (class General_options): Use DEFINE_bool_alias for
6104 allow_multiple_definition.
6105 * resolve.cc (Symbol_table::should_override): Don't test
6106 allow_multiple_definition.
6107
dde3f402
ILT		 6108 PR 10980
6109 * options.h (class General_options): Add --cref.
6110 * main.cc (main): Print cref table if --cref. Don't close mapfile
6111 until after printing cref table.
6112 * cref.cc: Include "symtab.h".
6113 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6114 (Cref_table_compare::operator()): New function.
6115 (Cref_inputs::gather_cref): New function.
6116 (filecol): New static const.
6117 (Cref_inputs::print_cref): New function.
6118 (Cref::print_cref): New function.
6119 * cref.h: Include <cstdio>.
6120 (class Cref): Update declarations.
6121 * mapfile.h (Mapfile::file): New function.
6122 * object.h (class Object): Define Symbols. Declare virtual
6123 do_get_global_symbols.
6124 (Object::get_global_symbols): New function.
6125 * object.cc (Input_objects::add_object): Pass object to cref_ if
6126 --cref.
6127 (Input_objects::archive_start): Likewise.
6128 (Input_objects::archive_stop): Likewise.
6129 (Input_objects::print_cref): New function.
6130 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6131 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6132 --cref.
6133 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6134 function.
6135 * plugin.h (class Sized_pluginobj): Update declarations.
6136
8781f709
ILT		 61372010-01-05 Ian Lance Taylor <iant@google.com>
6138
6139 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6140 to is_default_version. Rename insdef to insdefault.
6141 (Symbol_table::add_from_relobj): Rename def to is_default_version
6142 and local to is_forced_local.
6143 (Symbol_table::add_from_pluginobj): Likewise.
6144 (Symbol_table::add_from_dynobj): Likewise.
6145 (Symbol_table::define_special_symbol): Rename insdef to
6146 insdefault.
6147
fe35d28d
ILT		 61482010-01-04 Ian Lance Taylor <iant@google.com>
6149
30bc8c46
ILT		 6150 PR 10980
6151 * options.h (class General_options): Add
6152 --allow-multiple-definition and -z muldefs.
6153 * resolve.cc (Symbol_table::should_override): Don't warn about a
6154 multiple symbol definition if --allow-multiple-definition or -z
6155 muldefs.
6156
7eaea549
ILT		 6157 PR 10980
6158 * options.h (class General_options): Add --add-needed and
6159 --copy-dt-needed-entries. Tweak --as-needed help entry.
6160 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6161 error if --copy-dt-needed-entries aka --add-needed is used and
6162 would cause a change in behaviour.
6163
fe35d28d
ILT		 6164 PR 10980
6165 * options.h (class General_options): Add -G as a short version of
6166 --shared. Add no-op options -assert, -g, and -i.
6167
55a2bb35
ST		 61682010-01-04 Sriraman Tallam <tmsriram@google.com>
6169
6170 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6171 check for .text or .gnu.linkonce.t sections.
6172 * icf.cc (Icf::find_identical_sections): Ditto.
6173 Change the detection for mangled function name within the section
6174 name.
6175 * icf.h (is_section_foldable_candidate): New function.
6176
719328e1
ILT		 61772009-12-30 Ian Lance Taylor <iant@google.com>
6178
6179 PR 10980
6180 * options.h (class General_options): Permit two dashes with
6181 --retain-symbols-file.
6182
d7bb5745
ILT		 61832009-12-30 Ian Lance Taylor <iant@google.com>
6184
403a15dd
ILT		 6185 PR 10979
6186 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6187 don't put the file header and segment headers in the text
6188 segment.
6189
eda294df
ILT		 6190 PR 10979
6191 * common.cc (Sort_commons::operator()): Stabilize sort when both
6192 entries are NULL.
6193 (Symbol_table::do_allocate_commons_list): When allocating common
6194 symbols, skip a symbol which is no longer common.
6195 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6196 an object before checking its type.
6197 * testsuite/common_test_2.c: New file.
6198 * testsuite/common_test_3.c: New file.
6199 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6200 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6201 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6202 (common_test_2_pic.o, common_test_2.so): New targets.
6203 (common_test_3_pic.o, common_test_3.so): New targets.
6204 * testsuite/Makefile.in: Rebuild.
6205
d7bb5745
ILT		 6206 PR 10979
6207 * script.cc (read_input_script): If we see a new SECTIONS clause,
6208 and we have added an input section, give an error.
6209 * layout.h (class Layout): Add have_added_input_section function.
6210 Add have_added_input_section_ field.
6211 * layout.cc (Layout::Layout): Initialize
6212 have_added_input_section_.
6213 (Layout::layout): Set have_added_input_section_.
6214 (Layout::layout_eh_frame): Likewise.
6215
fc59c572
ILT		 62162009-12-30 Ian Lance Taylor <iant@google.com>
6217
6218 PR 10931
6219 * options.h (class General_options): Add --sort-common option.
6220 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6221 * common.cc (Sort_common): Add sort_order parameter to
6222 constructor. Add sort_order_ field.
6223 (Sort_commons::operator): Check sort_order_.
6224 (Symbol_table::allocate_commons): Determine the sort order.
6225 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6226 Change all callers.
6227 (Symbol_table::do_allocate_commons_list): Likewise.
6228
1c74fab0
ILT		 62292009-12-30 Ian Lance Taylor <iant@google.com>
6230
6231 PR 10916
6232 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6233 symbols from this object, don't change the visibility of an
6234 undefined symbol.
6235 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6236
6affe781
ILT		 62372009-12-30 Ian Lance Taylor <iant@google.com>
6238
6239 PR 10861
6240 * script.h (class Version_script_info): Define Language enum.
6241 Update declarations. Define Glob, Exact, and Lookup types. Add
6242 new fields globals_, locals_, and is_finalized_.
6243 * script.cc: Various formatting fixes.
6244 (class Parser_closure): Change language_stack_ from a vector of
6245 std::string to one of Version_script_info::Language. Adjust all
6246 uses accordingly.
6247 (class Lazy_demangler): Remove.
6248 (struct Version_expression): Change language from std::string to
6249 Version_script_info::Language.
6250 (Version_script_info::Version_script_info): New function.
6251 (Version_script_info::~Version_script_info): Don't call clear.
6252 (Version_script_info::finalize): New function.
6253 (Version_script_info::build_lookup_tables): New function.
6254 (Version_script_info::build_expression_list_lookup): New
6255 function.
6256 (Version_script_info::get_symbol_version_helper): Rewrite to use
6257 lookup tables.
6258 (Version_script_info::print_expression_list): Adjust to use
6259 Version_script_info::Language.
6260 (script_push_lex_into_version_mode): Check that the version script
6261 has not been finalized.
6262 (version_script_push_lang): Change language string to
6263 Version_script_info::Language.
6264 * options.cc (Command_line::version_script): New function.
6265 * options.h (class General_options): Add finalize_dynamic_list
6266 function. Change version_script from declaration to definition.
6267 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6268 * testsuite/version_script.map: Remove duplicate def of foo.
6269 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6270 version_script.map.
6271 * testsuite/Makefile.in: Rebuild.
6272
818bf354
ILT		 62732009-12-30 Ian Lance Taylor <iant@google.com>
6274
6275 PR 10843
6276 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6277 if the input symbol index is 0, make the output symbol index 0.
6278
ebcc8304
ILT		 62792009-12-30 Ian Lance Taylor <iant@google.com>
6280
6281 PR 10670
6282 * options.h (class General_options): Add -x/--discard-all.
6283 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6284 --discard-all. If the local symbol needs a dynamic entry, check
6285 that before handling --discard-locals.
6286
176fe33f
ILT		 62872009-12-30 Ian Lance Taylor <iant@google.com>
6288
bb321bb1
ILT		 6289 PR 10450
6290 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6291 flags to PF_R.
6292 (Output_segment::add_output_section): Don't change the flags if
6293 the type is PT_TLS.
6294
176fe33f
ILT		 6295 PR 10450
6296 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6297 GNU hash table if they need a dynamic value. Otherwise, don't add
6298 them if they are defined in a dynamic object or are forced local.
6299
e8cd95c7
ILT		 63002009-12-29 Ian Lance Taylor <iant@google.com>
6301
1b81fb71
ILT		 6302 PR 10450
6303 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6304 .gnu.hash table for a 32-bit target.
6305
8d6d383d
ILT		 6306 PR 10450
6307 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6308 regular and a dynamic object only needs a dynamic symbol table
6309 entry if it is externally visible.
6310
e785ec03
ILT		 6311 PR 10450
6312 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6313 constructor. Add global_offset_table_ field.
6314 (Target_i386::got_section): Set global_offset_table_.
6315 (Target_i386::do_finalize_sections): Set global_offset_table_
6316 size.
6317 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6318 in constructor. Add global_offset_table_ field.
6319 (Target_x86_64::got_section): Set global_offset_table_.
6320 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6321 size.
6322
1a2dff53
ILT		 6323 * layout.cc (Layout::Layout): Initialize increase_relro_.
6324 (Layout::get_output_section): Add is_relro, is_last_relro, and
6325 is_first_non_relro parameters. Change all callers.
6326 (Layout::choose_output_section): Likewise.
6327 (Layout::add_output_section_data): Likewise.
6328 (Layout::make_output_section): Likewise.
6329 (Layout::set_segment_offsets): Clear increase_relro when using a
6330 linker script.
6331 * layout.h (class Layout): Add increase_relro method. Add
6332 increase_relro_ field. Update declarations.
6333 * output.cc (Output_section::Output_section): Initialize
6334 is_last_relro_ and is_first_non_relro_.
6335 (Output_segment::add_output_section): Group relro sections is
6336 do_sort is true. Handle is_last_relro and is_first_non_relro.
6337 (Output_segment::maximum_alignment): Remove relro handling.
6338 (Output_segment::set_section_addresses): Add increase_relro
6339 parameter. Change all callers. Add initial alignment to align
6340 relro sections on separate page. Remove old relro handling.
6341 (Output_segment::set_section_list_addresses): Remove in_relro
6342 parameter. Change all callers.
6343 (Output_segment::set_offset): Add increase parameter. Change all
6344 callers. Remove old relro handling.
6345 * output.h (class Output_section): Add new methods: is_last_relro,
6346 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6347 Add is_last_relro_ and is_first_non_relro_ fields.
6348 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6349 Create separate .got.plt section. Call increase_relro.
6350 * x86_64.cc (Target_x86_64::got_section): Likewise.
6351 * testsuite/relro_script_test.t: Add .got.plt.
6352
f0ba79e2
ILT		 6353 PR 10450
6354 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6355 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6356 (Layout::finalize): Call set_dynamic_symbol_size.
6357 (Layout::set_dynamic_symbol_size): New function.
6358 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6359 set_dynamic_symbol_size.
6360
e8cd95c7
ILT		 6361 PR 10450
6362 * output.h (class Output_section): Add is_entsize_zero_ field.
6363 * output.cc (Output_section::Output_section): Initialize
6364 is_entsize_zero_.
6365 (Output_section::set_entsize): If two different entsizes are
6366 requested, force it to zero.
6367 (Output_section::add_input_section): Set flags for .debug_str
6368 before updating section flags. Set entsize.
6369 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6370 and SHF_STRING if all input sections have those flags.
6371
3e1b9a8a
RÁE		 63722009-12-29 Rafael Espindola <espindola@google.com>
6373
6374 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6375 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6376 reporting.
3e1b9a8a 6377
3dcad376
ST		 63782009-12-29 Sriraman Tallam <tmsriram@google.com>
6379
6380 * options.cc (General_options::parse_version): Allow -v to exit
6381 without an error if there is nothing to link.
6382
084e2665
ILT		 63832009-12-29 Ian Lance Taylor <iant@google.com>
6384
6385 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6386 using a version of gcc before 4.1.
6387 * configure: Rebuild.
6388
250acde3
CD		 63892009-12-28 Chris Demetriou <cgd@google.com>
6390
6391 * attributes.cc (Output_attributes_section_data::do_write): Use
6392 std::vector::front rather than std::vector::data.
6393
99fff23b
ILT		 63942009-12-28 Ian Lance Taylor <iant@google.com>
6395
6396 * symtab.h (class Symbol_table): Add enum Defined.
6397 * resolve.cc (Symbol_table::should_override): Add defined
6398 parameter. Change all callers. Test whether object is NULL
6399 before calling a method on it.
6400 (Symbol_table::report_resolve_problem): Add defined parameter.
6401 Change all callers.
6402 (Symbol_table::should_override_with_special): Likewise.
6403 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6404 parameter. Change all callers.
6405 (Symbol_table::do_define_in_output_data): Likewise.
6406 (Symbol_table::define_in_output_segment): Likewise.
6407 (Symbol_table::do_define_in_output_segment): Likewise.
6408 (Symbol_table::define_as_constant): Likewise.
6409 (Symbol_table::do_define_as_constant): Likewise.
6410 * script.h (class Symbol_assignment): Add is_defsym parameter to
6411 constructor; change all callers.
6412 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6413 parameter. Change all callers. Add is_defsym_ field.
6414 (class Parser_closure): Add parsing_defsym parameter to
6415 constructor; change all callers. Add parsing_defsym accessor
6416 function. Add parsing_defsym_ field.
6417
556bd683
ILT		 64182009-12-28 Ian Lance Taylor <iant@google.com>
6419
6420 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6421 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6422
1782c879
ILT		 64232009-12-23 Ian Lance Taylor <iant@google.com>
6424
6425 * i386.cc (Target_i386::do_calls_non_split): Recognize
6426 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6427 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6428 -fsplit-stack prologue when using %r11.
1782c879 6429
329ca2b1
ST		 64302009-12-21 Sriraman Tallam <tmsriram@google.com>
6431
6432 * options.cc (General_options::parse_version): Make -v continue and do
6433 the link like GNU ld does.
6434
d675ff46
RÁE		 64352009-12-17 Rafael Avila de Espindola <espindola@google.com>
6436
6437 * Makefile.am (CCFILES): Add timer.cc.
6438 (HFILES): Add timer.h.
6439 * configure.ac: Check for sysconf and times.
6440 * main.cc: include timer.h.
6441 (main): Use Timer instead of get_run_time.
6442 * timer.cc: New.
6443 * timer.h: New.
6444 * workqueue.cc: include timer.h.
6445 (Workqueue::find_and_run_task):
6446 Report user, sys and wall time.
6447 * Makefile.in: Regenerate.
6448 * config.in: Regenerate.
6449 * configure: Regenerate.
6450
d6344fb5
DK		 64512009-12-16 Doug Kwan <dougkwan@google.com>
6452
6453 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6454 sections.
6455 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6456 relaxed input sections.
6457 * output.cc (Output_section::find_relaxed_input_section): Change
6458 return type to Output_relaxed_input_section pointer. Adjust code
6459 for new type of relaxed_input_section_map_.
6460 * output.h (Output_section::find_relaxed_input_section): Change
6461 return type to Output_relaxed_input_section pointer.
6462 (Output_section::Output_relaxed_input_section_by_input_section_map):
6463 New type.
6464 (Output_section::relaxed_input_section_map_): Change type to
6465 Output_section::Output_relaxed_input_section_by_input_section_map.
6466 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6467 input section.
6468
0e0d5469
ILT		 64692009-12-15 Ian Lance Taylor <iant@google.com>
6470
6471 * layout.cc (Layout::create_shstrtab): Only write out after input
6472 sections if we are compressing debug sections.
6473
0649a889
ILT		 64742009-12-15 Ian Lance Taylor <iant@google.com>
6475
6476 * archive.cc (Archive::add_symbols): Only look up a symbol without
6477 a version if there is, in fact, a version.
6478
2ea97941
ILT		 64792009-12-14 Ian Lance Taylor <iant@google.com>
6480
6481 Revert -Wshadow changes, all changes from:
6482 2009-12-11 Doug Kwan <dougkwan@google.com>
6483 2009-12-11 Nick Clifton <nickc@redhat.com>
6484 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6485
b0eec2cc
DK		 64862009-12-11 Doug Kwan <dougkwan@google.com>
6487
6488 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6489 due to -Wshadow.
6490 * attributes.cc (Object_attribute::size): Ditto.
6491 (Attributes_section_data::size): Ditto.
6492 (Attributes_section_data::Attributes_section_data): Ditto.
6493 (Output_attributes_section_data::do_write): Ditto.
6494 * attributes.h (Object_attribute::set_type): Ditto.
6495 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6496
91d6fa6a
NC		 64972009-12-11 Nick Clifton <nickc@redhat.com>
6498
6499 * archive.cc: Fix shadowed variable warnings.
6500 * arm.cc: Likewise.
6501 * compressed_output.cc: Likewise.
6502 * compressed_output.h: Likewise.
6503 * configure: Likewise.
6504 * dwarf_reader.cc: Likewise.
6505 * dynobj.cc: Likewise.
6506 * dynobj.h: Likewise.
6507 * ehframe.cc: Likewise.
6508 * ehframe.h: Likewise.
6509 * errors.cc: Likewise.
6510 * expression.cc: Likewise.
6511 * fileread.cc: Likewise.
6512 * fileread.h: Likewise.
6513 * freebsd.h: Likewise.
6514 * i386.cc: Likewise.
6515 * icf.cc: Likewise.
6516 * incremental.h: Likewise.
6517 * layout.cc: Likewise.
6518 * layout.h: Likewise.
6519 * mapfile.cc: Likewise.
6520 * merge.cc: Likewise.
6521 * merge.h: Likewise.
6522 * object.cc: Likewise.
6523 * object.h: Likewise.
6524 * options.h: Likewise.
6525 * output.cc: Likewise.
6526 * output.h: Likewise.
6527 * parameters.cc: Likewise.
6528 * plugin.cc: Likewise.
6529 * powerpc.cc: Likewise.
6530 * reduced_debug_output.cc: Likewise.
6531 * reduced_debug_output.h: Likewise.
6532 * reloc.cc: Likewise.
6533 * reloc.h: Likewise.
6534 * resolve.cc: Likewise.
6535 * script-sections.cc: Likewise.
6536 * script.cc: Likewise.
6537 * script.h: Likewise.
6538 * sparc.cc: Likewise.
6539 * symtab.cc: Likewise.
6540 * symtab.h: Likewise.
6541 * target-select.cc: Likewise.
6542 * target-select.h: Likewise.
6543 * token.h: Likewise.
6544 * workqueue.cc: Likewise.
6545 * workqueue.h: Likewise.
6546 * x86_64.cc: Likewise.
6547
a0351a69
DK		 65482009-12-10 Doug Kwan <dougkwan@google.com>
6549
6550 * arm.cc (attributes.h): New include.
6551 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6552 (Arm_relobj::~Arm_relobj): Delete object pointed by
6553 attributes_section_data_.
6554 (Arm_relobj::attributes_section_data): New method definition.
6555 (Arm_relobj::attributes_section_data_): New data member declaration.
6556 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6557 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6558 attributes_section_data_.
6559 (Arm_dynobj::attributes_section_data): New method definition.
6560 (Arm_dynobj::attributes_section_data_): New data member declaration.
6561 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6562 initialization value of may_use_blx_ to false.
6563 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6564 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6565 object attributes to compute results instead of hard-coding.
6566 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6567 Target_arm::get_secondary_compatible_arch,
6568 Target_arm::set_secondary_compatible_arch
6569 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6570 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6571 New method declarations.
6572 (Target_arm::get_aeabi_object_attribute): New method definition.
6573 (Target_arm::attributes_section_data_): New data member declaration.
6574 (read_arm_attributes_section): New template definition.
6575 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6576 (Arm_dynobj::do_read_symbols): Ditto.
6577 (Target_arm::do_finalize_sections): Merge attributes sections from
6578 input. Check for BLX use after attributes section merging.
6579 Fix __exidx_start and __exidx_end visibility. Create an
6580 .ARM.attributes section if necessary.
6581 (Target_arm::get_secondary_compatible_arch,
6582 Target_arm::set_secondary_compatible_arch,
6583 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6584 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6585 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6586 New method definitions.
6587
b59befec
ILT		 65882009-12-09 Ian Lance Taylor <iant@google.com>
6589
6590 * plugin.cc (Plugin::load): Don't cast from void* to a function
6591 pointer.
6592
1276bc89
ILT		 65932009-12-09 Ian Lance Taylor <iant@google.com>
6594
6595 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6596 information fields.
6597
2f2de248
L		 65982009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6599
6600 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6601 Replace two_file_shared_1.so with two_file_shared_2.so.
6602 * testsuite/Makefile.in: Regenerated.
6603
4f787271
DK		 66042009-12-08 Doug Kwan <dougkwan@google.com>
6605
6606 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6607 (HFILES): Add attributes.h and int_encoding.h.
6608 * Makefile.in: Regenerate.
6609 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6610 function definitions to int_encoding.cc
6611 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6612 prototypes to int_encoding.h
6613 * reduced_debug_output.cc (int_encoding.h): New include.
6614 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6615 function definitions to int_encoding.cc
6616 (insert_into_vector, read_from_pointer): Move template definitions to
6617 int_encoding.h
6618 * attributes.cc: New file.
6619 * attributes.h: New file.
6620 * int_encoding.cc: New file.
6621 * int_encoding.h: New file.
6622
20b52f1a
RÁE		 66232009-12-07 Rafael Avila de Espindola <espindola@google.com>
6624
6625 PR gold/11055
6626 * incremental-dump.cc (dump_incremental_inputs): New.
6627 (main): Use dump_incremental_inputs.
6628
53d7974c
L		 66292009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6630
6631 PR gold/10893
6632 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6633 checking elfcpp::STT_FUNC.
6634 (Target_i386::Relocate::relocate): Likewise.
6635 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6636
6637 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6638 symbols from shared libraries into normal FUNC symbols.
6639
6640 * symtab.h (Symbol): Add is_func and use it.
6641
05a352e6
DK		 66422009-12-05 Doug Kwan <dougkwan@google.com>
6643
6644 * arm.cc (Target_arm::arm_info): Initialize new fields
6645 attributes_section and attributes_vendor.
6646 * i386.cc (Target_i386::i386_info): Same.
6647 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6648 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6649 fields attributes_section and attributes_vendor.
53d7974c 6650 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6651 * target.h (Target::attributes_section, Target::attributes_vendor,
6652 Target::is_attributes_section, Target::attribute_arg_type,
6653 Target::attributes_order): New method definitions.
6654 (Target::Target_info::attributes_section,
6655 Target::Target_info::attributes_vendor): New fields.
6656 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6657 virtual method definitions.
6658 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6659 attributes_section and attributes_vendor.
6660 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6661
f4e5969c
DK		 66622009-12-05 Doug Kwan <dougkwan@google.com>
6663
6664 * arm.cc: Update comments about interworking and stub generation.
6665 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6666 considered as non-PIC.
6667 (Arm_relocate_functions::base_abs): Fix formatting.
6668 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6669 of function to use GOT entry address instead of offset.
6670 (Target_arm::Scan::global): Issue an error if a symbol would need a
6671 PLT does not get one because it is untyped. Remove code to create
6672 dynamic symbols for relative branches.
6673 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6674 takes unsigned integer instead of boolean.
6675
1abce4a6
L		 66762009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6677
6678 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6679 (two_file_test_LDADD): Likewise.
6680 (common_test_1_LDADD): Likewise.
6681 (exception_test_LDADD) Likewise.
6682 (weak_test_LDADD): Likewise.
6683 (many_sections_test_LDADD): Likewise.
6684 (initpri1_LDADD): Likewise.
6685 (script_test_1_LDADD): Likewise.
6686 (script_test_2_LDADD): Likewise.
6687 (justsyms_LDADD): Likewise.
6688 (binary_test_LDADD): Likewise.
6689 (large_LDADD): Likewise.
6690 * testsuite/Makefile.in: Regenerated.
6691
adcf2816 66922009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6693
adcf2816
L		 6694 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6695 (Symbol_table::override_with_special): Likewise.
6696 (Symbol_table::add_from_object): Likewise.
6697
28e67f5d
RÁE		 66982009-12-04 Rafael Avila de Espindola <espindola@google.com>
6699
6700 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6701 Don't set the data_offset twice.
6702
ae10a101
RÁE		 67032009-12-04 Rafael Avila de Espindola <espindola@google.com>
6704
6705 * testsuite/Makefile.in: Regenerate.
6706
f59f41f3
DK		 67072009-12-03 Doug Kwan <dougkwan@google.com>
6708
6709 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6710 (Target_arm::do_finalize_sections): Add parameter for symbol table
6711 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6712 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6713 parameter for symbol table pointer.
6714 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6715 an additional parameter for a pointer to symbol table.
6716 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6717 parameter for a symbol table pointer.
6718 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6719 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6720 Ditto.
6721 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6722 parameter for a symbol table pointer.
6723
ca55d848
RÁE		 67242009-12-03 Rafael Avila de Espindola <espindola@google.com>
6725
6726 * incremental.cc (Incremental_inputs_header)
6727 (Incremental_inputs_header_write, Incremental_inputs_entry)
6728 (Incremental_inputs_entry_write): Move ...
6729 * incremental.h (Incremental_inputs_header)
6730 (Incremental_inputs_header_write, Incremental_inputs_entry)
6731 (Incremental_inputs_entry_write): here.
6732
3aec4f9c
RÁE		 67332009-12-02 Rafael Avila de Espindola <espindola@google.com>
6734
6735 * incremental.cc (make_sized_incremental_binary): Set the target.
6736 Error if it is incompatible.
6737 * output.h (Output_file): Add filename method.
6738
9c0ae74d
RÁE		 67392009-12-02 Rafael Avila de Espindola <espindola@google.com>
6740
6741 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6742 from the get_* methods.
6743
a45500ae
RÁE		 67442009-12-02 Rafael Avila de Espindola <espindola@google.com>
6745
6746 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6747 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6748 Write 0 for the data_offset of scripts.
6749
325e6408
RÁE		 67502009-12-02 Rafael Avila de Espindola <espindola@google.com>
6751
6752 * testsuite/Makefile.am: Add the incremental_test.sh test.
6753 * testsuite/incremental_test.sh: New.
6754 * testsuite/incremental_test_1.c: New.
6755 * testsuite/incremental_test_2.c: New.
6756
954c3e2e
RÁE		 67572009-12-01 Rafael Avila de Espindola <espindola@google.com>
6758
6759 * incremental-dump.cc (main): Fix typos.
6760
f8086623
RÁE		 67612009-11-27 Rafael Avila de Espindola <espindola@google.com>
6762
6763 PR gold/11025
6764 * incremental-dump.cc (main): Use llu to print 64 bit values.
6765
3b0dd6ac
L		 67662009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6767 H.J. Lu <hongjiu.lu@intel.com>
6768
6769 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6770 $(LIBDL).
6771 (incremental_dump_LDADD): Likewise.
6772 * Makefile.in: Regenerated.
6773
a6d1ef57 67742009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6775
a6d1ef57
DK		 6776 Revert:
6777
6778 2009-11-25 Doug Kwan <dougkwan@google.com>
6779
6780 * arm.cc (Target_arm::Target_arm): Move method definition
6781 outside of class definition. Add code to handle
6782 --target1-rel, --target1-abs and --target2= options.
6783 (Target_arm::get_reloc_reloc_type): Change method to be
6784 non-static and const.
6785 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6786 New data member declaration.
6787 (Target_arm::Scan::local, Target_arm::Scan::global,
6788 Target_arm::Relocate::relocate,
6789 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6790 Adjust call to Target_arm::get_real_reloc_type.
6791 (Target_arm::get_real_reloc_type): Use command line options
6792 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6793 * options.h (--target1-rel, --target1-abs, --target2): New
6794 ARM-only options.
6795
50aeb7d4
DK		 67962009-11-25 Doug Kwan <dougkwan@google.com>
6797
6798 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6799 class definition. Add code to handle --target1-rel, --target1-abs
6800 and --target2= options.
6801 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6802 and const.
6803 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6804 member declaration.
6805 (Target_arm::Scan::local, Target_arm::Scan::global,
6806 Target_arm::Relocate::relocate,
6807 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6808 call to Target_arm::get_real_reloc_type.
6809 (Target_arm::get_real_reloc_type): Use command line options to
6810 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6811 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6812 options.
6813
51938283
DK		 68142009-11-25 Doug Kwan <dougkwan@google.com>
6815
6816 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6817 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6818 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6819 formatting.
6820 (Arm_relocate_functions::thm_call): Replace body with a call to
6821 Arm_relocate_functions::thumb_branch_common.
6822 (Arm_relocate_functions::thm_jump24,
6823 Arm_relocate_functions::thm_xpc22): New method definitions.
6824 (Arm_relocate_functions::thumb_branch_common): New method definition.
6825 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6826 operator.
6827 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6828 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6829
e2b8f3c4
RÁE		 68302009-11-24 Rafael Avila de Espindola <espindola@google.com>
6831
6832 * Makefile.am: Build incremental-dump
6833 * Makefile.in: Regenerate.
6834 * incremental-dump.cc: New.
6835 * incremental.cc (Incremental_inputs_header_data,
6836 Incremental_inputs_entry_data): Move to incremental.h
6837 * incremental.h: (Incremental_inputs_header_data,
6838 Incremental_inputs_entry_data): Move from incremental.cc
6839
bcba9aec
RÁE		 68402009-11-24 Rafael Avila de Espindola <espindola@google.com>
6841
6842 * incremental.cc (Incremental_inputs_header,
6843 Incremental_inputs_header_write, Incremental_inputs_entry,
6844 Incremental_inputs_entry_write): Add a typedef with the data type.
6845
7c3afe08
RÁE		 68462009-11-24 Rafael Avila de Espindola <espindola@google.com>
6847
6848 * incremental.cc (Incremental_inputs_header,
6849 Incremental_inputs_header_write, Incremental_inputs_entry,
6850 Incremental_inputs_entry_write): Update comment about which
6851 type has the filed descriptions.
6852
d204b6e9
DK		 68532009-11-15 Doug Kwan <dougkwan@google.com>
6854
6855 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6856 (Arm_relocate_functions::arm_branch_common): Change method defintion
6857 in class definition to a method declaration and update list of formal
6858 parameters.
6859 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6860 Arm_relocation_functions::jump24): Adjust call to
6861 Arm_relocate_functions::arm_branch_common. Update list of formal
6862 parameters.
6863 (Arm_relocate_functions::xpc25): New method definition.
6864 (Arm_relocate_functions::arm_branch_common): Move method defintion
6865 out from class definition. Use stubs for mode-switching and extending
6866 branch ranges.
6867 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6868 specially. Change code to enable use of stubs in ARM branches.
6869
43d12afe
DK		 68702009-11-10 Doug Kwan <dougkwan@google.com>
6871
6872 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6873 in method declaration.
6874 (Target_arm::relocate_stub): New method declaration.
6875 (Target_arm::default_target): Change to return a pointer instead of
6876 a const reference.
6877 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6878 Target_arm::default_target.
6879 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6880 method definition.
6881 (Target_arm::relocate_section): Adjust view.
6882 (Target_arm::relocate_stub): New method definition.
6883
ac33a407
DK		 68842009-11-10 Doug Kwan <dougkwan@google.com>
6885
6886 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6887 a format warning.
6888 * incremental.cc (open_incremental_binary): Initialized local
6889 variables to avoid warnings.
6890 * object.cc (make_elf_object): Ditto.
6891 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6892 a format warning.
e1df38aa 6893
88ee28e9
L		 6894009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6895
6896 PR gold/10930
6897 * testsuite/plugin_test.c: Include "config.h".
6898
2daedcd6
DK		 68992009-11-09 Doug Kwan <dougkwan@google.com>
6900
6901 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6902 (arm_symbol_value): Remove.
6903 (Arm_relocate_functions::arm_branch_common,
6904 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6905 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6906 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6907 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6908 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6909 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6910 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6911 Arm_relocate_functions::thm_mobw_abs_nc,
6912 Arm_relocate_functions::thm_mov_abs,
6913 Arm_relocate_functions::movw_prel_nc,
6914 Arm_relocate_functions::thm_movt_abs,
6915 Arm_relocate_functions::movt_prel,
6916 Arm_relocate_functions::thm_movw_prel_nc,
6917 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6918 (Target_arm::Relocate::relocate): Only decompose address into two
6919 parts if relocation type uses the thumb-bit and pass the actual
6920 bit instead of a flag indicating that the thumb-bit is used. Adjust
6921 calls to methods in Arm_relocate_functions for this change.
6922
1276bc89 69232009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6924
6925 PR 10925
6926 * reloc.cc: Instantiate
6927 Sized_relobj::initialize_input_to_output_maps and
6928 Sized_relobj:free_input_to_output_maps.
6929
e53ad1b5
ILT		 69302009-11-06 Ian Lance Taylor <iant@google.com>
6931
6932 PR 10876
6933 * defstd.cc (in_segment): Set only_if_ref true for "end".
6934
eb44217c
DK		 69352009-11-06 Doug Kwan <dougkwan@google.com>
6936
6937 * arm.cc (class Reloc_stub): Correct a comment.
6938 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6939 (Target_arm::scan_section_for_stubs): New method declaration.
6940 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6941 Change methods from private to protected.
6942 (Target_arm::do_may_relax): New method definition.
6943 (Target_arm::do_relax, Target_arm::group_sections,
6944 Target_arm::scan_reloc_for_stub,
6945 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6946 (Target_arm::arm_input_section_map_): New data member declaration.
6947 (Target_arm::scan_reloc_for_stub,
6948 Target_arm::scan_reloc_section_for_stubs,
6949 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6950 Target_arm::do_relax): New method definitions.
6951
5d329b7d
ILT		 69522009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6953
6954 * configure.ac: Check for (struct stat)::st_mtim
6955 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6956 * config.in: Regenerate.
6957 * configure: Regenerate.
6958
96a0d71b
ILT		 69592009-11-05 Ian Lance Taylor <iant@google.com>
6960
6961 PR 10910
6962 * output.cc (Output_segment::add_output_section): Add missing
6963 return statement.
6964
594c8e5e
ILT		 69652009-11-04 Ian Lance Taylor <iant@google.com>
6966
6967 PR 10880
6968 * object.h (class Object): Add is_needed and set_is_needed
6969 methods. Add is_needed_ field. Make bool fields into bitfields.
6970 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6971 defined in a dynamic object and referenced by a regular object,
6972 set is_needed for the dynamic object.
6973 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6974 if the file is marked with as_needed and it is not needed.
6975
22b127cc
ILT		 69762009-11-04 Ian Lance Taylor <iant@google.com>
6977
6978 PR 10887
6979 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6980 tags if data is discarded by linker script.
6981 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6982 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6983 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6984 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6985
f5c870d2
ILT		 69862009-11-04 Ian Lance Taylor <iant@google.com>
6987
6988 * layout.cc (Layout::get_output_section): Add is_interp and
6989 is_dynamic_linker_section parameters. Change all callers.
6990 (Layout::choose_output_section): Likewise.
6991 (Layout::make_output_section): Likewise.
6992 (Layout::add_output_section_data): Add is_dynamic_linker_section
6993 parameter. Change all callers.
6994 * layout.h (class Layout): Update declarations.
6995 * output.h (class Output_section): Add is_interp, set_is_interp,
6996 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6997 Add is_interp_, is_dynamic_linker_section_ fields. Change
6998 generate_code_fills_at_write_ to a bitfield.
6999 * output.cc (Output_section::Output_sections): Initialize new
7000 fields.
7001 (Output_segment::add_output_section): Add do_sort parameter.
7002 Change all callers.
7003
1ae4d23b
ILT		 70042009-11-03 Ian Lance Taylor <iant@google.com>
7005
7006 PR 10860
7007 * options.h (class General_options): Add --warn-common.
7008 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7009 merging two common symbols.
7010 (Symbol_table::should_override): Handle --warn-common when merging
7011 a common symbol with a defined symbol. Use report_resolve_problem
7012 for multiple definitions.
7013 (Symbol_table::report_resolve_problem): New function.
7014 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7015
55da9579
DK		 70162009-11-03 Doug Kwan <dougkwan@google.com>
7017
7018 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7019 stub_factory_.
7020 (Target_arm::stub_factory): New method definition.
7021 (Target_arm::new_arm_input_section,
7022 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7023 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7024 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7025 New type definitions.
7026 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7027 member declarations.
7028 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7029 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7030 New method definitions.
7031
37a9ac43
ILT		 70322009-11-03 Ian Lance Taylor <iant@google.com>
7033
7034 * options.h (class General_options): Add --warn_constructors.
7035
b3d6a3d4
ILT		 70362009-11-03 Ian Lance Taylor <iant@google.com>
7037
7038 PR 10893
7039 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7040 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7041
934b01dd
ILT		 70422009-11-03 Ian Lance Taylor <iant@google.com>
7043
7044 PR 10895
7045 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7046 --msgid-bugs-address.
7047 (install-pdf): New target.
7048 (install-data_yes): Look up one directory to find mkinstalldirs.
7049
03c1939b
L		 70502009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7051
7052 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7053 tree.
7054
ebd95253
DK		 70552009-10-30 Doug Kwan <dougkwan@google.com>
7056
7057 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7058
e9bbb538
DK		 70592009-10-30 Doug Kwan <dougkwan@google.com>
7060
7061 * arm.cc (Stub_addend_reader): New struct template definition
7062 and partial specializations.
7063 (Stub_addend_reader::operator()): New method definition for a
7064 partially specialized template.
7065
d5b40221
DK		 70662009-10-30 Doug Kwan <dougkwan@google.com>
7067
7068 * arm.cc (Arm_relobj::processor_specific_flags): New method
7069 definition.
7070 (Arm_relobj::do_read_symbols): New method declaration.
7071 (Arm_relobj::processor_specific_flags_): New data member declaration.
7072 (Arm_dynobj): New class definition.
7073 (Target_arm::do_finalize_sections): Add input_objects parameter.
7074 (Target_arm::do_adjust_elf_header): New method declaration.
7075 (Target_arm::are_eabi_versions_compatible,
7076 (Target_arm::merge_processor_specific_flags): New method declaration.
7077 (Target_arm::do_make_elf_object): New overloaded method definitions
7078 and declaration.
7079 (Arm_relobj::do_read_symbols): New method definition.
7080 (Arm_dynobj::do_read_symbols): Ditto.
7081 (Target_arm::do_finalize_sections): Add input_objects parameters.
7082 Merge processor-specific flags from all input objects.
7083 (Target_arm::are_eabi_versions_compatible,
7084 Target_arm::merge_processor_specific_flags,
7085 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7086 New method definitions.
7087 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7088 Input_objects pointer type parameter.
7089 * layout.cc (Layout::finalize): Pass input objects to target's.
7090 finalize_sections function.
7091 * output.cc (Output_file_header::do_sized_write): Set ELF file
7092 header's processor-specific flags.
7093 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7094 Input_objects pointer type parameter.
7095 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7096 * target.h (Input_objects): New forward class declaration.
7097 (Target::processor_specific_flags,
7098 Target::are_processor_specific_flags_sect): New method definitions.
7099 (Target::finalize_sections): Add input_objects parameter.
7100 (Target::Target): Initialize processor_specific_flags_ and
7101 are_processor_specific_flags_set_.
7102 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7103 parameter.
7104 (Target::set_processor_specific_flags): New method definition.
7105 (Target::processor_specific_flags_,
7106 Target::are_processor_specific_flags_set_): New data member
7107 declarations.
7108 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7109 Input_objects pointer type parameter.
7110
ebabffbd
DK		 71112009-10-30 Doug Kwan <dougkwan@google.com>
7112
7113 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7114
ad0f2072
ILT		 71152009-10-28 Ian Lance Taylor <iant@google.com>
7116
7117 * object.h (class Relobj): Drop options parameter from
7118 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7119 do_scan_relocs, do_relocate. Change all callers.
7120 (class Sized_relobj): Drop options parameters from
7121 do_gc_process_relocs, do_scan_relocs, do_relocate,
7122 do_relocate_sections, relocate_sections, emit_relocs_scan,
7123 emit_relocs_scan_reltype. Change all callers.
7124 (struct Relocate_info): Remove options field and all references to
7125 it.
7126 * reloc.h (class Read_relocs): Remove options constructor
7127 parameter and options_ field. Change all callers.
7128 (class Gc_process_relocs, class Scan_relocs): Likewise.
7129 (class Relocate_task): Likewise.
7130 * target-reloc.h (scan_relocs): Remove options parameter. Change
7131 all callers.
7132 (scan_relocatable_relocs): Likewise.
7133 * target.h (class Sized_target): Remove options parameter from
7134 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7135 all callers.
7136 * gc.h (gc_process_relocs): Remove options parameter. Change all
7137 callers.
7138 * arm.cc: Update functions to remove options parameters.
7139 * i386.cc: Likewise.
7140 * powerpc.cc: Likewise.
7141 * sparc.cc: Likewise.
7142 * x86_64.cc: Likewise.
7143 * testsuite/testfile.cc: Likewise.
7144
8ffa3667
DK		 71452009-10-28 Doug Kwan <dougkwan@google.com>
7146
7147 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7148 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7149 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7150 New method definitions.
7151
40f36857
CC		 71522009-10-28 Cary Coutant <ccoutant@google.com>
7153
7154 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7155 (Plugin::cleanup_done_): New member.
7156 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7157 (Plugin_manager::cleanup_done_): Remove.
7158 (Plugin_manager::add_input_file): Edit error message.
7159 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7160 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7161
2c849493
ILT		 71622009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7163
7164 * fileread.cc: (File_read::View::~View): Use the new
7165 data_ownership_ filed.
7166 (File_read::~File_read): Dispose the new whole_file_view_.
7167 (File_read::open): Mmap the whole file if needed.
7168 (File_read::open): Use whole_file_view_ instead of contents_.
7169 (File_read::find_view): Use whole_file_view_ if applicable.
7170 (File_read::do_read): Use whole_file_view_ instead of contents_.
7171 (File_read::make_view): Use whole_file_view_ instead of contents_,
7172 update File_read::View::View call.
7173 (File_read::find_or_make_view): Update File_read::View::View
7174 call.
7175 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7176 remove contents_
7177 (File_read::View::Data_ownership): New enum.
7178 (File_read::View::View): Replace bool mapped_ with Data_ownership
7179 argument.
7180 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7181 (File_read::View::data_ownership_): New field.
7182 (File_read::contents_): Remove (replaced by whole_file_view_).
7183 (File_read::whole_file_view_): New field.
7184 * options.h (class General_options): Add --keep-files-mapped.
7185
24998053
CC		 71862009-10-27 Cary Coutant <ccoutant@google.com>
7187
7188 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7189 * testsuite/Makefile.am (plugin_test_5): New test case.
7190 * testsuite/Makefile.in: Regenerate.
7191
72adc4fa
DK		 71922009-10-25 Doug Kwan <dougkwan@google.com>
7193
7194 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7195 from private to protected to allow access by child class.
7196 (Sized_relobj::do_relocate_sections): New method declaration.
7197 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7198 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7199 Sized_relobj::relocate_sections. Instantiate template explicitly
7200 for different target sizes and endianity.
7201
07f508a2
DK		 72022009-10-24 Doug Kwan <dougkwan@google.com>
7203
7204 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7205 (Arm_input_section::as_arm_input_section): New method.
7206 (Arm_output_section): New class definition.
7207 (Arm_output_section::create_stub_group,
7208 Arm_output_section::group_sections): New method definitions.
7209
10ad9fe5
DK		 72102009-10-22 Doug Kwan <dougkwan@google.com>
7211
7212 * arm.cc (Arm_input_section): New class definition.
7213 (Arm_input_section::init, Arm_input_section:do_write,
7214 Arm_input_section::set_final_data_size,
7215 Arm_input_section::do_reset_address_and_file_offset): New method
7216 definitions.
7217
56ee5e00
DK		 72182009-10-21 Doug Kwan <dougkwan@google.com>
7219
7220 * arm.cc (Stub_table, Arm_input_section): New forward class
7221 declarations.
7222 (Stub_table): New class defintion.
7223 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7224 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7225 New method definition.
7226
b569affa
DK		 72272009-10-21 Doug Kwan <dougkwan@google.com>
7228
7229 * arm.cc: Update copyright comments.
7230 (Target_arm): New forward class template declaration.
7231 (Arm_address): New type.
7232 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7233 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7234 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7235 constants.
7236 (Insn_template): Same.
7237 (DEF_STUBS): New macro.
7238 (Stub_type): New enum type.
7239 (Stub_template): New class definition.
7240 (Stub): Same.
7241 (Reloc_stub): Same.
7242 (Stub_factory): Same.
7243 (Target_arm::Target_arm): Initialize may_use_blx_ and
7244 should_force_pic_veneer_.
7245 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7246 Target_arm::should_force_pic_veneer,
7247 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7248 Target_arm::using_thumb_only, Target_arm:;default_target): New
7249 method defintions.
7250 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7251 New data member declarations.
7252 (Insn_template::size, Insn_template::alignment): New method defintions.
7253 (Stub_template::Stub_template): New method definition.
7254 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7255 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7256 (Stub_factory::Stub_factory): New method definition.
7257 * gold.h (string_hash): New template.
7258 * output.h (Input_section_specifier::hash_value): Use
7259 gold::string_hash.
7260 (Input_section_specifier::string_hash): Remove.
7261 * stringpool.cc (Stringpool_template::string_hash): Use
7262 gold::string_hash.
7263
6c172549
DK		 72642009-10-20 Doug Kwan <dougkwan@google.com>
7265
7266 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7267 symbols of relaxed input sections.
7268 * output.h (Output_section::find_relaxed_input_section): Make
7269 method public.
7270
c5617f2f
DK		 72712009-10-16 Doug Kwan <dougkwan@google.com>
7272
7273 * dynobj.cc (Versions::Versions): Initialize version_script_.
7274 Only insert base version symbol definition for a shared object
7275 if version script defines any version versions.
7276 (Versions::define_base_version): New method definition.
7277 (Versions::add_def): Check that base version is not needed.
7278 (Versions::add_need): Define base version lazily.
7279 * dynobj.h (Versions::define_base_version): New method declaration.
7280 (Versions::needs_base_version_): New data member declaration.
7281 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7282 (check_DATA): Add no_version_test.stdout.
7283 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7284 New make rules.
7285 * testsuite/Makefile.in: Regenerate.
7286 * testsuite/no_version_test.c: New file.
7287 * testsuite/no_version_test.sh: Ditto.
7288
3c12dcdb
DK		 72892009-10-16 Doug Kwan <dougkwan@google.com>
7290
7291 * expression.cc (class Segment_start_expression): New class definition.
7292 (Segment_start_expression::value): New method definition.
7293 (script_exp_function_segment_start): Return a new
7294 Segment_start_expression.
7295 * gold/script-c.h (script_saw_segment_start_expression): New function
7296 prototype.
7297 * script-sections.cc (Script_sections::Script_sections): Initialize
7298 SAW_SEGMENT_START_EXPRESSION_ to false.
7299 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7300 and -Tbbs options to specify section addresses if given in
7301 command line and no SEGMENT_START expression is seen in a script.
7302 * script-sections.h (Script_sections::saw_segment_start_expression,
7303 Script_sections::set_saw_segment_start_expression): New method
7304 definition.
7305 (Script_sections::saw_segment_start_expression_): New data member
7306 declaration.
7307 * script.cc (script_saw_segment_start_expression): New function.
7308 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7309 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7310 script_test_7.sh and script_test_8.sh.
7311 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7312 script_test_8.stdout.
7313 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7314 (script_test_6, script_test_6.stdout, script_test_7,
7315 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7316 * Makefile.in: Regenerate.
7317 * testsuite/script_test_6.sh: New file.
7318 * testsuite/script_test_6.t: Same.
7319 * testsuite/script_test_7.sh: Same.
7320 * testsuite/script_test_7.t: Same.
7321 * testsuite/script_test_8.sh: Same.
7322
64b1ae37
DK		 73232009-10-16 Doug Kwan <dougkwan@google.com>
7324
7325 * output.cc (Output_segment::set_section_list_address): Cast
7326 expressions to unsigned long long type to avoid format warnings.
7327
661be1e2
ILT		 73282009-10-15 Ian Lance Taylor <iant@google.com>
7329
12edd763 7330 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7331 dot assignment to script_sections_.
12edd763
ILT		 7332 * script-sections.cc (Script_sections::add_dot_assignment):
7333 Initialize if necessary.
7334
68b6574b
ILT		 7335 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7336 program headers with no load segment if there is a linker script.
7337
661be1e2
ILT		 7338 * layout.cc (Layout::set_segment_offsets): Align the file offset
7339 to the segment aligment for -N or -n with no load segment.
7340 * output.cc (Output_segment::add_output_section): Don't crash if
7341 the first section is a TLS section.
7342 (Output_segment::set_section_list_addresses): Print an error
7343 message if the address moves backward in a linker script.
7344 * script-sections.cc
7345 (Output_section_element_input::set_section_addresses): Don't
7346 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7347 (Orphan_output_section::set_section_addresses): Likewise.
7348
f15f61a7
DK		 73492009-10-15 Doug Kwan <dougkwan@google.com>
7350
7351 * layout.cc (Layout::finish_dynamic_section): Generate tags
7352 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7353 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7354 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7355
82bb573a
ILT		 73562009-10-14 Ian Lance Taylor <iant@google.com>
7357
7358 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7359 fields.
7360 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7361 data_shdr fields of relinfo.
7362 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7363 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7364 R_386_TLS_LDO_32, adjust based on section flags.
7365 (Target_i386::Relocate::fix_up_ldo): Remove.
7366
374ad285
ILT		 73672009-10-13 Ian Lance Taylor <iant@google.com>
7368
7369 Add support for -pie.
7370 * options.h (class General_options): Add -pie and
7371 --pic-executable.
7372 (General_options::output_is_position_independent): Test -pie.
7373 (General_options::output_is_executable): Return true if not shared
7374 and not relocatable.
7375 (General_options::output_is_pie): Remove.
7376 * options.cc (General_options::finalize): Reject incompatible uses
7377 of -pie.
7378 * gold.cc (queue_middle_tasks): A -pie link is not static.
7379 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7380 * symtab.cc (Symbol::final_value_is_known): Return false if
7381 output_is_position_independent.
7382 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7383 output_is_position_independent.
7384 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7385 output_is_position_independent.
7386 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7387 output_is_position_independent.
7388 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7389 two_file_pie_test.
7390 (basic_pie_test.o, basic_pie_test): New targets.
7391 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7392 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7393 (two_file_pie_test): New target.
7394 * testsuite/Makefile.in: Rebuild.
7395 * README: Remove note saying that -pie is not supported.
7396
c6585162
ILT		 73972009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7398
7399 * options.h (class General_options): Add -init and -fini.
7400 * layout.cc (Layout::finish_dynamic_section): Emit
7401 given init and fini functions.
7402
032ce4e9
ST		 74032009-10-13 Sriraman Tallam <tmsriram@google.com>
7404
7405 * gc.h (gc_process_relocs): Check if icf is enabled using new
7406 function.
7407 * gold.cc (queue_initial_tasks): Likewise.
7408 (queue_middle_tasks): Likewise.
7409 * object.cc (do_layout): Likewise.
7410 * symtab.cc (is_section_folded): Likewise.
7411 * main.cc (main): Likewise.
7412 * reloc.cc (Read_relocs::run): Likewise.
7413 (Sized_relobj::do_scan_relocs): Likewise.
7414 * icf.cc (is_function_ctor_or_dtor): New function.
7415 (Icf::find_identical_sections): Check if function is ctor or dtor when
7416 safe icf is chosen.
7417 * options.h (General_options::icf): Change option to be an enum.
7418 (Icf_status): New enum.
7419 (icf_enabled): New method.
7420 (icf_safe_folding): New method.
7421 (set_icf_status): New method.
7422 (icf_status_): New variable.
7423 * (options.cc) (General_options::finalize): Set icf_status_.
7424 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7425 icf_test and icf_keep_unique_test to use the --icf enum flag.
7426 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7427 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7428
f345227a
ST		 74292009-10-12 Sriraman Tallam <tmsriram@google.com>
7430
7431 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7432 includes to gc.h and icf.h.
7433 * arm.cc: Include gc.h.
7434 * gold.cc: Likewise.
7435 * i386.cc: Likewise.
7436 * powerpc.cc: Likewise.
7437 * sparc.cc: Likewise.
7438 * x86_64.cc: Likewise.
7439 * gc.h: Include icf.h.
7440
1c7814ed
ILT		 74412009-10-11 Ian Lance Taylor <iant@google.com>
7442
7443 * plugin.cc: Include "gold.h" before other header files.
7444
ae3b5189
CD		 74452009-10-10 Chris Demetriou <cgd@google.com>
7446
7447 * options.h (Input_file_argument::Input_file_type): New enum.
7448 (Input_file_argument::is_lib_): Replace with...
7449 (Input_file_argument::type_): New member.
7450 (Input_file_argument::Input_file_argument): Take Input_file_type
7451 'type' rather than boolean 'is_lib' as second argument.
7452 (Input_file_argument::is_lib): Use type_.
7453 (Input_file_argument::is_searched_file): New function.
7454 (Input_file_argument::may_need_search): Handle is_searched_file.
7455 * options.cc (General_options::parse_library): Support -l:filename.
7456 (General_options::parse_just_symbols): Update for Input_file_argument
7457 changes.
7458 (Command_line::process): Likewise.
7459 * archive.cc (Archive::get_file_and_offset): Likewise.
7460 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7461 * script.cc (read_script_file, script_add_file): Likewise.
7462 * fileread.cc (Input_file::Input_file): Likewise.
7463 (Input_file::will_search_for): Handle is_searched_file.
7464 (Input_file::open): Likewise.
7465 * readsyms.cc (Read_symbols::get_name): Likewise.
7466 * testsuite/Makefile.am (searched_file_test): New test.
7467 * testsuite/Makefile.in: Regenerate.
7468 * testsuite/searched_file_test.cc: New file.
7469 * testsuite/searched_file_test_lib.cc: New file.
7470
f3048a1d
ILT		 74712009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7472 Ian Lance Taylor <iant@google.com>
7473
7474 * descriptor.cc: Include <cstdio> and "binary-io.h".
7475 (Descriptors::open): Open the files in binary mode always.
7476 * script.cc (Lex::get_token): Treat \r as whitespace.
7477
d4780e57
ILT		 74782009-10-09 Ian Lance Taylor <iant@google.com>
7479
7480 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7481
d9a893b8
ILT		 74822009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7483 Ian Lance Taylor <iant@google.com>
7484
7485 * configure.ac: Check for readv function also.
7486 * fileread.cc (readv): Define if not HAVE_READV.
7487 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7488 does not exist.
7489 * config.in: Regenerate.
7490 * configure: Regenerate.
7491
c0a62865
DK		 74922009-10-09 Doug Kwan <dougkwan@google.com>
7493
7494 * layout.cc (Layout::make_output_section): Call target hook to make
7495 ordinary output section.
7496 (Layout::finalize): Adjust parameter list of call the
7497 Target::may_relax().
7498 * layout.h (class Layout::section_list): New method.
7499 * merge.h (Output_merge_base::entsize): Change visibility to public.
7500 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7501 New methods.
7502 (Output_merge_string::do_is_string): New method.
7503 * object.cc (Sized_relobj::do_setup): renamed from
7504 Sized_relobj::set_up.
7505 * object.h (Sized_relobj::adjust_shndx,
7506 Sized_relobj::initializ_input_to_output_maps,
7507 Sized_relobj::free_input_to_output_maps): Change visibilities to
7508 protected.
7509 (Sized_relobj::setup): Virtualize.
7510 (Sized_relobj::do_setup): New method declaration.
7511 (Sized_relobj::invalidate_section_offset,
7512 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7513 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7514 * options.cc (parse_int): New function.
7515 * options.h (parse_int): New declaration.
7516 (DEFINE_int): New macro.
7517 (stub_group_size): New option.
7518 * output.cc (Output_section::Output_section): Initialize memebers
7519 merge_section_map_, merge_section_by_properties_map_,
7520 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7521 (Output_section::add_input_section): Handled deferred code-fill
7522 generation and remove an old comment.
7523 (Output_section::add_relaxed_input_section): New method definition.
7524 (Output_section::add_merge_input_section): Use merge section by
7525 properties map to speed to search. Update merge section maps
7526 as appropriate.
7527 (Output_section::build_relaxation_map): New method definition.
7528 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7529 Same.
7530 (Output_section::relax_input_section): Renamed to
7531 Output_section::convert_input_sections_to_relaxed_sections and change
7532 interface to take a vector of pointers to relaxed sections.
7533 (Output_section::find_merge_section,
7534 Output_section::find_relaxed_input_section): New method definitions.
7535 (Output_section::is_input_address_mapped,
7536 Output_section::output_offset, Output_section::output_address):
7537 Use output section data maps to speed up searching.
7538 (Output_section::find_starting_output_address): Add comments.
7539 (Output_section::do_write,
7540 Output_section::write_to_postprocessing_buffer): Do code-fill
7541 generation as appropriate.
7542 (Output_section::get_input_sections): Invalidate relaxed input section
7543 map.
7544 (Output_section::restore_states): Adjust type of checkpoint .
7545 Invalidate relaxed input section map.
7546 * output.h (Output_merge_base): New class declaration.
7547 (Input_section_specifier): New class defintion.
7548 (class Output_relaxed_input_section) Change base class to
7549 Output_section_data_build.
7550 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7551 base class initializer.
7552 (Output_section::add_relaxed_input_section): New method declaration.
7553 (Output_section::Input_section): Change visibility to protected.
7554 (Output_section::Input_section::relobj,
7555 Output_section::Input_section::shndx): Handle relaxed input sections.
7556 Output_section::input_sections) Change visibility to protected. Also
7557 define overload to return a non-const pointer.
7558 (Output_section::Merge_section_properties): New class defintion.
7559 (Output_section::Merge_section_by_properties_map,
7560 Output_section::Output_section_data_by_input_section_map,
7561 Output_section::Relaxation_map): New types.
7562 (Output_section::relax_input_section): Rename method to
7563 Output_section::convert_input_sections_to_relaxed_sections and change
7564 interface to take a vector of relaxed section pointers.
7565 (Output_section::find_merge_section,
7566 Output_section::find_relaxed_input_section,
7567 Output_section::build_relaxation_map,
7568 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7569 New method declarations.
7570 (Output_section::merge_section_map_
7571 Output_section::merge_section_by_properties_map_,
7572 Output_section::relaxed_input_section_map_,
7573 Output_section::is_relaxed_input_section_map_valid_,
7574 Output_section::generate_code_fills_at_write_): New data members.
7575 * script-sections.cc
7576 (Output_section_element_input::set_section_addresses): Call
7577 current_data_size and addralign methods of relaxed input sections.
7578 (Orphan_output_section::set_section_addresses): Call current_data_size
7579 and addralign methods of relaxed input sections.
7580 * symtab.cc (Symbol_table::compute_final_value): Extract template
7581 from the body of Symbol_table::sized_finalize_symbol.
7582 (Symbol_table::sized_finalized_symbol): Call
7583 Symbol_table::compute_final_value.
7584 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7585 (Symbol_table::compute_final_value): New templated method declaration.
7586 * target.cc (Target::do_make_output_section): New method defintion.
7587 * target.h (Target::make_output_section): New method declaration.
7588 (Target::relax): Add more parameters for input objects, symbol table
7589 and layout. Adjust call to do_relax.
7590 (Target::do_make_output_section): New method declaration.
7591 (Target::do_relax): Add parameters for input objects, symbol table
7592 and layout.
7593
d446d6c4
ILT		 75942009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7595
7596 * pread.c: Include stdio.h.
7597
bc06c745
ILT		 75982009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7599
7600 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7601 defined.
7602
75aea3d0
ILT		 76032009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7604
7605 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7606 Change read_shndx type to unsigned int.
7607 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7608 int.
7609 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7610 * dwarf_reader.h (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 * layout.cc (Layout::create_symtab_sections): Cast the result of
7616 local_symcount * symsize to off_t in the gold_assert.
7617
be8fcb75
ILT		 76182009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7619
7620 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7621 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7622 R_ARM_BASE_ABS.
7623 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7624 (Arm_relocate_functions::thm_abs5): New function.
7625 (Arm_relocate_functions::abs12): New function.
7626 (Arm_relocate_functions::abs16): New function.
7627 (Arm_relocate_functions::base_abs): New function.
7628 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7629 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7630 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7631 R_ARM_BASE_ABS.
7632 (Scan::global): Likewise.
7633 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7634 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7635 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7636 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7637 R_ARM_BASE_ABS.
7638
c2a122b6
ILT		 76392009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7640
7641 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7642 (Arm_relocate_functions::movt_prel): New function.
7643 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7644 (Arm_relocate_functions::thm_movt_prel): New function.
7645 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7646 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7647 (Scan::global, Relocate::relocate): Likewise.
7648 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7649
c4aa1e2d
ILT		 76502009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7651
7652 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7653 Incremental_checker.
7654 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7655 unsigned int.
7656 (class Incremental_inputs_header): New class.
7657 (Incremental_inputs_header_writer): Edit comment.
7658 (Incremental_inputs_entry): New class.
7659 (Incremental_inputs_entry_writer): Edit comment.
7660 (Sized_incremental_binary::do_find_incremental_inputs_section):
7661 Add *strtab_shndx parameter, fill it.
7662 (Sized_incremental_binary::do_check_inputs): New method.
7663 (Incremental_checker::can_incrementally_link_output_file): Use
7664 Sized_incremental_binary::check_inputs.
7665 (Incremental_inputs::report_command_line): Save command line in
7666 command_line_.
7667 * incremental.h:
7668 (Incremental_binary::find_incremental_inputs_section): New
7669 method.
7670 (Incremental_binary::do_find_incremental_inputs_section): Add
7671 strtab_shndx parameter.
7672 (Incremental_binary::do_check_inputs): New pure virtual method.
7673 (Sized_incremental_binary::do_check_inputs): Declare.
7674 (Incremental_checker::Incremental_checker): Add incremental_inputs
7675 parameter, use it to initialize incremental_inputs_.
7676 (Incremental_checker::incremental_inputs_): New field.
7677 (Incremental_checker::command_line): New method.
7678 (Incremental_checker::inputs): New method.
7679 (Incremental_checker::command_line_): New field.
7680
c549a694
ILT		 76812009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7682
7683 * incremental.cc: Include <cstdarg> and "target-select.h".
7684 (vexplain_no_incremental): New function.
7685 (explain_no_incremental): New function.
7686 (Incremental_binary::error): New method.
7687 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7688 method.
7689 (make_sized_incremental_binary): New function.
7690 (open_incremental_binary): New function.
7691 (can_incrementally_link_file): Add checks if output is ELF and has
7692 inputs section.
7693 * incremental.h: Include "elfcpp_file.h" and "output.h".
7694 (Incremental_binary): New class.
7695 (Sized_incremental_binary): New class.
7696 (open_incremental_binary): Declare.
7697 * object.cc (is_elf_object): Use
7698 elfcpp::Elf_recognizer::is_elf_file.
7699 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7700 * output.h (Output_file::filesize): New method.
7701
fd3c5f0b
ILT		 77022009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7703
7704 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7705 New function.
7706 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7707 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7708 function.
7709 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7710 function.
7711 (Arm_relocate_functions::movw_abs_nc): New function.
7712 (Arm_relocate_functions::movt_abs): New function.
7713 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7714 (Arm_relocate_functions::thm_movt_abs): New function.
7715 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7716 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7717 (Scan::global): Likewise.
7718 (Relocate::relocate): Likewise.
7719 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7720
7f5309a5
ILT		 77212009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7722
7723 * arm.cc (Arm_relocate_functions::got_prel) New function.
7724 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7725 (Relocate::relocate): Likewise.
7726 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7727
364c7fa5
ILT		 77282009-10-06 Ian Lance Taylor <iant@google.com>
7729
7730 * options.h (class General_options): Define
7731 split_stack_adjust_size parameter.
7732 * object.h (class Object): Add uses_split_stack_ and
7733 has_no_split_stack_ fields. Add uses_split_stack and
7734 has_no_split_stack accessor functions. Declare
7735 handle_split_stack_section.
7736 (class Reloc_symbol_changes): Define.
7737 (class Sized_relobj): Define Function_offsets. Declare
7738 split_stack_adjust, split_stack_adjust_reltype, and
7739 find_functions.
7740 * object.cc (Object::handle_split_stack_section): New function.
7741 (Sized_relobj::do_layout): Call handle_split_stack_section.
7742 * dynobj.cc (Sized_dynobj::do_layout): Call
7743 handle_split_stack_section.
7744 * reloc.cc (Sized_relobj::relocate_sections): Call
7745 split_stack_adjust for executable sections in split_stack
7746 objects. Pass reloc_map to relocate_section.
7747 (Sized_relobj::split_stack_adjust): New function.
7748 (Sized_relobj::split_stack_adjust_reltype): New function.
7749 (Sized_relobj::find_functions): New function.
7750 * target-reloc.h: Include "object.h".
7751 (relocate_section): Add reloc_symbol_changes parameter. Change
7752 all callers.
7753 * target.h (class Target): Add calls_non_split method. Declare
7754 do_calls_non_split virtual method. Declare match_view and
7755 set_view_to_nop.
7756 * target.cc: Include "elfcpp.h".
7757 (Target::do_calls_non_split): New function.
7758 (Target::match_view): New function.
7759 (Target::set_view_to_nop): New function.
7760 * gold.cc (queue_middle_tasks): Give an error if mixing
7761 split-stack and non-split-stack objects with -r.
7762 * i386.cc (Target_i386::relocate_section): Add
7763 reloc_symbol_changes parameter.
7764 (Target_i386::do_calls_non_split): New function.
7765 * x86_64.cc (Target_x86_64::relocate_section): Add
7766 reloc_symbol_changes parameter.
7767 (Target_x86_64::do_calls_non_split): New function.
7768 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7769 parameter.
7770 * powerpc.cc (Target_powerpc::relocate_section): Add
7771 reloc_symbol_changes parameter.
7772 * sparc.cc (Target_sparc::relocate_section): Add
7773 reloc_symbol_changes parameter.
7774 * configure.ac: Call AM_CONDITIONAL for the default target.
7775 * configure: Rebuild.
7776 * testsuite/Makefile.am (TEST_AS): New variable.
7777 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7778 (check_DATA): Add split_i386 and split_x86_64 files.
7779 (SPLIT_DEFSYMS): Define.
7780 (split_i386_[1234n].o): New targets.
7781 (split_i386_[124]): New targets.
7782 (split_i386_[1234r].stdout): New targets.
7783 (split_x86_64_[1234n].o): New targets.
7784 (split_x86_64_[124]): New targets.
7785 (split_x86_64_[1234r].stdout): New targets.
7786 (MOSTLYCLEANFILES): Add new executables.
7787 * testsuite/split_i386.sh: New file.
7788 * testsuite/split_x86_64.sh: New file.
7789 * testsuite/split_i386_1.s: New file.
7790 * testsuite/split_i386_2.s: New file.
7791 * testsuite/split_i386_3.s: New file.
7792 * testsuite/split_i386_4.s: New file.
7793 * testsuite/split_i386_n.s: New file.
7794 * testsuite/split_x86_64_1.s: New file.
7795 * testsuite/split_x86_64_2.s: New file.
7796 * testsuite/split_x86_64_3.s: New file.
7797 * testsuite/split_x86_64_4.s: New file.
7798 * testsuite/split_x86_64_n.s: New file.
7799 * testsuite/testfile.cc (Target_test): Update relocation_section
7800 function.
7801 * testsuite/Makefile.in: Rebuild.
7802
e8a9fcda
ILT		 78032009-10-06 Ian Lance Taylor <iant@google.com>
7804
7805 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7806 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7807 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7808 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7809 the address on ldo_addrs_.
7810 (Target_i386::Relocate::fix_up_ldo): New function.
7811
e99daf92
ILT		 78122009-10-06 Rafael Espindola <espindola@google.com>
7813
7814 * plugin.cc (add_input_library): New.
7815 (Plugin::load): Add add_input_library to tv.
7816 (Plugin_manager::add_input_file): Add the is_lib argument.
7817 (add_input_file): Update call to Plugin_manager::add_input_file.
7818 (add_input_library): New.
7819 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7820
966d4097
DK		 78212009-09-30 Doug Kwan <dougkwan@google.com>
7822
7823 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7824 symbol and call Symbol::may_need_copy_reloc to determine if
7825 a copy reloc is needed.
7826 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7827 nocopyreloc is given in command line.
7828 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7829 given in command line.
7830 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7831 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7832 of the removed Target_i386::may_need_copy_reloc.
7833 * options.h (copyreloc): New option with default value false.
7834 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7835 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7836 instead of the removed Target_powerpc::may_need_copy_reloc.
7837 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7838 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7839 instead of the removed Target_sparc::may_need_copy_reloc.
7840 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7841 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7842 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7843 instead of the removed Target_x86_64::may_need_copy_reloc.
7844
029ba973
ILT		 78452009-09-30 Ian Lance Taylor <iant@google.com>
7846
7847 * object.h (class Object): Remove target_ field, and target,
7848 sized_target, and set_target methods.
7849 (Object::sized_target): Remove.
7850 (class Sized_relobj): Update declarations. Remove sized_target.
7851 * object.cc (Sized_relobj::setup): Remove target parameter.
7852 Change all callers.
7853 (Input_objects::add_object): Don't do anything with the target.
7854 (make_elf_sized_object): Add punconfigured parameter. Change all
7855 callers. Set or test parameter target.
7856 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7857 Change all callers.
7858 * parameters.cc (Parameters::set_target): Change parameter type to
7859 be non-const.
7860 (Parameters::default_target): Remove.
7861 (set_parameters_target): Change parameter type to be non-const.
7862 (parameters_force_valid_target): New function.
7863 (parameters_clear_target): New function.
7864 * parameters.h (class Parameters): Update declarations. Remove
7865 default_target method. Add sized_target and clear_target
7866 methods. Change target_ to be non-const.
7867 (set_parameters_target): Update declaration.
7868 (parameters_force_valid_target): Declare.
7869 (parameters_clear_target): Declare.
7870 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7871 as NULL if we aren't searching.
7872 (Add_symbols::run): Don't check for compatible target.
7873 * fileread.cc (Input_file::open_binary): Call
7874 parameters_force_valid_target.
7875 * gold.cc (queue_middle_tasks): Likewise.
7876 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7877 set_target on object.
7878 * dynobj.h (class Sized_dynobj): Update declarations.
7879 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7880 make_elf_object returns NULL.
7881 (Archive::include_member): Don't check whether object target is
7882 compatible.
7883 * output.cc (Output_section::add_input_section): Get target from
7884 parameters.
7885 (Output_section::relax_input_section): Likewise.
7886 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7887 parameters.
7888 (Sized_relobj::do_scan_relocs): Likewise.
7889 (Sized_relobj::relocate_sections): Likewise.
7890 * resolve.cc (Symbol_table::resolve): Likewise.
7891 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7892 parameter. Change all callers.
7893 (Symbol_table::add_from_object): Get target from parameters.
7894 (Symbol_table::add_from_relobj): Don't check object target.
7895 (Symbol_table::add_from_dynobj): Likewise.
7896 (Symbol_table::define_special_symbol): Get target from
7897 parameters.
7898 * symtab.h (class Symbol_table): Update declaration.
7899 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7900 parameter. Change all callers. Clear parameter target.
7901 (Binary_test): Test target here.
7902 * testsuite/object_unittest.cc (gold_testsuite): Remove
7903 target_test_pointer parameter. Change all callers.
7904 (Object_test): Test target here.
7905
a6a22b83
ILT		 79062009-09-26 Ian Lance Taylor <iant@google.com>
7907
7908 * testsuite/initpri1.c: Don't try to use constructor priorities if
7909 compiling with gcc before 4.3.
7910
6a8f49fe
ILT		 79112009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7912
7913 * testsuite/retain_symbols_file_test.sh (check_present): Change
7914 output file name to retain_symbols_file_test.stdout.
7915 (check_absent): Likewise.
7916
8c604651
CS		 79172009-09-18 Craig Silverstein <csilvers@google.com>
7918
7919 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7920 * options.cc: Include <cerrno> and <fstream>.
7921 (General_options::finalize): Parse -retain-symbols-file tag.
7922 * options.h: New flag.
7923 (General_options): New method should_retain_symbol, new
7924 variable symbols_to_retain.
7925 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7926 should_retain_symbol map.
7927 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7928 * testsuite/Makefile.in: Regenerate.
7929 * testsuite/retain_symbols_file_test.sh: New file.
7930
ca58b19f
NC		 79312009-09-18 Nick Clifton <nickc@redhat.com>
7932
7933 * po/es.po: Updated Spanish translation.
7934
20e6d0d6
DK		 79352009-09-17 Doug Kwan <dougkwan@google.com>
7936
7937 * debug.h (DEBUG_RELAXATION): New constant.
7938 (DEBUG_ALL): Add DEBUG_RELAXATION.
7939 (debug_string_to_enum): Add relaxation debug option.
7940 * layout.cc
7941 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7942 Layout::Relaxation_debug_check::read_sections,
7943 Layout::Relaxation_debug_check::read_sections): New method definitions.
7944 (Layout::Layout): Initialize data members
7945 record_output_section_data_from_scrips_,
7946 script_output_section_data_list_ and relaxation_debug_check_.
7947 (Layout::save_segments, Layout::restore_segments,
7948 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7949 Layout::relaxation_loop_body): New method definitions.
7950 (Layout::finalize): Support relaxation. Move section layout code to
7951 Layout::relaxation_loop_body.
7952 (Layout::set_asection_address_from_script): Move code for orphan
7953 section placement out.
7954 (Layout::place_orphan_sections_in_script): New method definition.
7955 * layout.h (Output_segment_headers, Output_file_header):
7956 New forward class declarations.
7957 (Layout::~Layout): Define.
7958 (Layout::new_output_section_data_from_script): New method definition.
7959 (Layout::place_orphan_sections_in_script): New method declaration.
7960 (Layout::Segment_states): New type declaration.
7961 (Layout::save_segments, Layout::restore_segments,
7962 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7963 Layout::relaxation_loop_body): New method declarations.
7964 (Layout::Output_section_data_list): New type declaration.
7965 (Layout::Relaxation_debug_check): New class definition.
7966 (Layout::record_output_section_data_from_script_,
7967 Layout::script_output_section_data_list_, Layout::segment_states_,
7968 Layout::relaxation_debug_check_): New data members.
7969 * output.cc: (Output_section_headers::do_size): New method definition.
7970 (Output_section_headers::Output_section_headers): Move size
7971 computation to Output_section_headers::do_size.
7972 (Output_segment_headers::do_size): New method definition.
e1df38aa 7973 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7974 Output_file_header::do_size and call it.
7975 (Output_file_header::do_size): New method definition.
7976 (Output_data_group::Output_data_group): Adjust call to
7977 Output_section_data.
7978 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7979 (Output_symtab_xindex::do_write): Add array bound check.
7980 (Output_section::Input_section::print_to_mapfile): Handle
7981 RELAXED_INPUT_SECTION_CODE.
7982 (Output_section::Output_section): Initialize data member checkpoint_.
7983 (Output_section::~Output_section): Delete checkpoint object pointed
7984 by checkpoint_.
7985 (Output_section::add_input_section): Always add an Input_section if
7986 relaxing.
7987 (Output_section::add_merge_input_section): Add assert.
7988 (Output_section::relax_input_section): New method definition.
7989 (Output_section::set_final_data_size): Set load address to zero for
7990 an unallocated section.
7991 (Output_section::do_address_and_file_offset_have_reset_values):
7992 New method definition.
7993 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7994 Handle relaxed input section.
7995 (Output_section::sort_attached_input_sections): Checkpoint input
7996 section list lazily.
7997 (Output_section::get_input_sections): Change type of input_sections to
7998 list of Simple_input_section pointers. Checkpoint input section list
7999 lazily. Also handle relaxed input sections.
8000 (Output_section::add_input_section_for_script): Take a reference to
8001 a Simple_input_section object instead of Relobj pointer and section
8002 index as parameter. Handle relaxed input sections.
8003 (Output_section::save_states, Output_section::restore_states): New
8004 method definitions.
8005 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8006 (Output_data::is_data_size_fixed): New method definition.
8007 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8008 if it is fixed.
8009 (Output_data::address_and_file_offset_have_reset_values): New method
8010 definition.
8011 (Output_data::do_address_and_file_offset_have_reset_values): New method
8012 definition.
8013 (Output_data::set_data_size): Check that data size is not fixed.
8014 (Output_data::fix_data_size): New method definition.
8015 (Output_data::is_data_size_fixed_): New data member.
8016 (Output_section_headers::set_final_data_size): New method definition.
8017 (Output_section_headers::do_size): New method declaration.
8018 (Output_segment_headers::set_final_data_size): New method definition.
8019 (Output_segment_headers::do_size): New method declaration.
8020 (Output_file_header::set_final_data_size)::New method definition.
8021 (Output_file_header::do_size)::New method declaration.
8022 (Output_section_data::Output_section_data): Add new parameter
8023 is_data_size_fixed and use it to fix data size.
8024 (Output_data_const::Output_data_const): Adjust call to base class
8025 constructor and fix data size.
8026 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8027 base class constructor and fix data size.
8028 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8029 base class constructor and fix data size.
8030 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8031 class constructor and fix data size.
8032 (Output_data_group::set_final_data_size): New method definition.
8033 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8034 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8035 class constructor and fix data size.
8036 (Output_relaxed_input_section): New class definition.
8037 (Output_section::Simple_input_section): New class definition.
8038 (Output_section::get_input_sections): Adjust parameter list.
8039 (Output_section::add_input_section_for_script): Same.
8040 (Output_section::save_states, Output_section::restore_states,
8041 Output_section::do_address_and_file_offset_have_reset_values,
8042 (Output_section::Input_section::Input_section): Handle
8043 RELAXED_INPUT_SECTION_CODE. Add new overload for
8044 Output_relaxed_input_section.
8045 (Output_section::Input_section::is_input_section,
8046 Output_section::Input_section::set_output_section): Handle relaxed
8047 input section.
8048 (Output_section::Input_section::is_relaxed_input_section,
8049 Output_section::Input_section::output_section_data,
8050 Output_section::Input_section::relaxed_input_section): New method
8051 definitions.
8052 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8053 value.
8054 (Output_section::Input_section::u1_): Update comments.
8055 (Output_section::Input_section::u2_): Add new union member poris.
8056 (Output_section::Checkpoint_output_section): New classs definition.
8057 (Output_section::relax_input_section): New method declaration.
8058 (Output_section::checkpoint_): New data member.
8059 (Output_segment): Update comments.
8060 (Output_segment::Output_segment): Un-privatize copy constructor.
8061 (Output_segment::operator=): Un-privatize.
8062 * script-sections.cc (Output_section_element::Input_section_list):
8063 Change element type to Output_section::Simple_input_section.
8064 (Output_section_element_dot_assignment::set_section_addresses):
8065 Register output section data for relaxation clean up.
8066 (Output_data_exression::Output_data_expression): Adjust call to base
8067 constructor to fix data size.
8068 (Output_section_element_data::set_section_addresses): Register
8069 Output_data_expression object for relaxation clean up.
8070 (struct Input_section_info): Replace Relobj pointer and section index
8071 pair with Output_section::Simple_input_section and Convert struct to a
8072 class.
8073 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8074 Input_section_info data member to use accessors.
20e6d0d6
DK		 8075 (Output_section_element_input::set_section_addresses): Use layout
8076 parameter. Adjust code to use Output_section::Simple_input_section
8077 and Input_secction_info classes. Register filler for relaxation
8078 clean up.
8079 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8080 and section index pair with Output_section::Simple_input_section
8081 class. Adjust code accordingly.
8082 (Phdrs_element::release_segment): New method definition.
8083 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8084 segment list.
8085 (Script_sections::release_segments): New method definition.
8086 * gold/script-sections.h (Script_sections::release_segments): New
8087 method declaration.
8088 * gold/target.h (Target::may_relax, Target::relax,
8089 Target::do_may_relax, Target::do_relax): New method definitions.
8090
5e445df6
ILT		 80912009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8092
8093 * arm.cc (has_signed_unsigned_overflow): New function.
8094 (Arm_relocate_functions::abs8): New function.
8095 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8096 (Target_arm::Scan::global): Likewise.
8097 (Target_arm::relocate::relocate): Likewise.
8098 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8099 Likewise.
8100
8c604651 81012009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8102
8103 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8104 * testsuite/Makefile.in: Regenerate.
8105
1e9cc1c2
NC		 81062009-09-11 Nick Clifton <nickc@redhat.com>
8107
8108 * po/gold.pot: Updated by the Translation project.
8109
6a89f575
CC		 81102009-09-08 Cary Coutant <ccoutant@google.com>
8111
8112 * output.cc (Output_file::open): Add execute permission to empty file.
8113 * testsuite/Makefile.am (permission_test): New test.
8114 * testsuite/Makefile.in: Regenerate.
8115
fdcac5af
ILT		 81162009-09-02 Ian Lance Taylor <iant@google.com>
8117
8118 * output.cc (Output_file::resize): Call map_no_anonymous rather
8119 than map.
8120
44453f85
ILT		 81212009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8122
8123 * gold.cc: Include "incremental.h".
8124 (queue_initial_tasks): Call Incremental_checker methods.
8125 * incremental.cc: Include "output.h".
8126 (Incremental_checker::can_incrementally_link_output_file): New
8127 method.
8128 * incremental.h (Incremental_checker): New class.
8129
8130 * output.cc (Output_file::open_for_modification): New method.
8131 (Output_file::map_anonymous): Changed return type to bool. Record
8132 map in base_ field.
8133 (Output_file::map_no_anonymous): New method, broken out of map.
8134 (Output_file::map): Use map_no_anonymous and map_anonymous.
8135 * output.h (class Output_file): Update declarations.
8136
293c1386
CC		 81372009-08-24 Cary Coutant <ccoutant@google.com>
8138
8139 * options.h (Command_line::Pre_options): New class.
8140 (Command_line::pre_options): New member.
8141 * options.cc (gold::options::ready_to_register): New variable.
8142 (One_option::register_option): Do nothing if not registering options.
8143 Assert if same short option registered twice.
8144 (General_options::General_options): Turn off option registration when
8145 done constructing.
8146 (Command_line::Pre_options::Pre_options): New constructor.
8147
f773f3d2
CC		 81482009-08-24 Cary Coutant <ccoutant@google.com>
8149
06a73cfe
CC		 8150 * options.h (General_options::no_keep_memory): Remove incorrect
8151 short option.
f773f3d2 8152
a15af8e2
RW		 81532009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8154
8155 * Makefile.am (am__skiplex, am__skipyacc): New.
8156 * Makefile.in: Regenerate.
8157
c462b41b
RW		 81582009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8159
14ec8efd
RW		 8160 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8161 (INCLUDES): ... this.
8162 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8163 (AM_CPPFLAGS): Renamed from ...
8164 (INCLUDE): ... this.
8165 * Makefile.in, testsuite/Makefile.in: Regenerate.
8166
81ecdfbb
RW		 8167 * Makefile.in: Regenerate.
8168 * aclocal.m4: Likewise.
8169 * config.in: Likewise.
8170 * configure: Likewise.
8171 * testsuite/Makefile.in: Likewise.
8172
c462b41b
RW		 8173 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8174 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8175 * Makefile.in: Regenerate.
8176 * testsuite/Makefile.in: Regenerate.
8177
2da73f13
CC		 81782009-08-19 Cary Coutant <ccoutant@google.com>
8179
8180 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8181 symbols in shared libraries overridden by hidden or internal symbols
8182 in the main program.
8183
2db70501
CD		 81842009-08-19 Chris Demetriou <cgd@google.com>
8185
8186 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8187 checking source file names in error messages.
8188
f733487b
DK		 81892009-08-18 Doug Kwan <dougkwan@google.com>
8190
8191 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8192 an elcpp::Ehdr as parameter. Adjust call to set_target.
8193 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8194 an elfcpp::Ehdr as parameter.
8195 * object.cc (Object::set_target): Remove the version that looks up
8196 a target and sets it.
8197 (Sized_relobj::setup): Take a Target object instead of
8198 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8199 (make_elf_sized_object): Find target and ask target to
8200 make an ELF object.
8201 * object.h: (Object::set_target): Remove the version that looks up
8202 a target and sets it.
8203 (Sized_relobj::setup): Take a Target object instead of
8204 an elfcpp:Ehdr as parameter.
8205 * target.cc: Include dynobj.h.
8206 (Target::do_make_elf_object_implementation): New.
8207 (Target::do_make_elf_object): New.
8208 * target.h (Target::make_elf_object): New template declaration.
8209 (Target::do_make_elf_object): New method declarations.
8210 (Target::do_make_elf_object_implementation): New template declaration.
8211
cc70f101
ILT		 82122009-08-14 Ian Lance Taylor <iant@google.com>
8213
8214 * gold.h (FUNCTION_NAME): Define.
8215 (gold_unreachable): Use FUNCTION_NAME.
8216
ef5e0cb1
ST		 82172009-08-12 Sriraman Tallam <tmsriram@google.com>
8218
8219 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8220 symbol in the --keep-unique list is not found.
8221
48c187ce
ST		 82222009-08-12 Sriraman Tallam <tmsriram@google.com>
8223
8224 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8225 been maked as --keep-unique.
8226 (Icf::unfold_section): New function.
8227 * icf.h (Icf::unfold_section): New function.
8228 * options.h (General_options::keep_unique): New option.
8229 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8230 * testsuite/Makefile.in: Regenerate.
8231 * testsuite/icf_keep_unique_test.sh: New file.
8232 * testsuite/icf_keep_unique_test.cc: New file.
8233
645afe0c
CC		 82342009-08-12 Cary Coutant <ccoutant@google.com>
8235
8236 PR 10471
8237 * resolve.cc (Symbol_table::resolve): Check for references from
8238 dynamic objects to hidden and internal symbols.
8239 * testsuite/Makefile.am (hidden_test.sh): New test.
8240 * testsuite/Makefile.in: Regenerate.
8241 * testsuite/hidden_test.sh: New script.
8242 * testsuite/hidden_test_1.c: New test source.
8243 * testsuite/hidden_test_main.c: New test source.
8244
11af873f
DK		 82452009-08-11 Doug Kwan <dougkwan@google.com>
8246
8247 * arm.cc: Update comments.
8248 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8249 segment to locate the .ARM.exidx section if present.
8250
b9f7d72d
DK		 82512009-08-09 Doug Kwan <dougkwan@google.com>
8252
8253 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8254 patch.
8255
ddd3c53c
ST		 82562009-08-07 Sriraman Tallam <tmsriram@google.com>
8257 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8258 compiler warnings.
8259
27721062
ST		 82602009-08-06 Sriraman Tallam <tmsriram@google.com>
8261
8262 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8263 valid tls_segment only for non-debug-section relocations.
8264 * testsuite/Makefile.am: Add gc_tls_test.
8265 * testsuite/Makefile.in: Regenerate.
8266 * testsuite/gc_tls_test.cc: New file.
8267 * testsuite/gc_tls_test.sh: New file.
8268
ef15dade 82692009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8270
ef15dade
ST		 8271 * icf.cc: New file.
8272 * icf.h: New file.
8273 * Makefile.am (CCFILES): Add icf.cc.
8274 (HFILES): Add icf.h
8275 * Makefile.in: Regenerate.
8276 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8277 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8278 section, symbol and addend information for the relocs.
8279 * gold.cc (queue_middle_tasks): Call identical code folding.
8280 * gold.h: Add defines for multimap.
8281 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8282 to the call of finalize_local_symbols.
8283 * main.cc (main): Create object of class Icf.
8284 * object.cc (Sized_relobj::do_layout): Allow this function to be
8285 called twice during icf.
8286 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8287 to sections marked as identical by icf.
8288 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8289 when available.
8290 (Sized_relobj::do_section_entsize): New function.
8291 * object.h (Object::section_entsize): New function.
8292 (Object::do_section_entsize): New pure virtual function.
8293 (Relobj::finalize_local_symbols): Add new parameter.
8294 (Relobj::do_section_entsize): New function.
8295 * options.h (General_options::icf): New option.
8296 (General_options::icf_iterations): New option.
8297 (General_options::print_icf_sections): New option.
8298 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8299 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8300 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8301 icf.
8302 * symtab.cc (Symbol_table::is_section_folded): New function.
8303 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8304 to sections marked as identical by icf.
8305 * symtab.h (Symbol_table::set_icf): New function.
8306 (Symbol_table::icf): New function.
8307 (Symbol_table::is_section_folded): New function.
8308 (Symbol_table::icf_): New data member.
8309 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8310 * testsuite/Makefile.am: Add commands to build icf_test.
8311 * testsuite/Makefile.in: Regenerate.
8312 * testsuite/icf_test.sh: New file.
8313 * testsuite/icf_test.cc: New file.
8314
c3b65ac4
CD		 83152009-07-24 Chris Demetriou <cgd@google.com>
8316
8317 * layout.cc (is_compressible_debug_section): Fix incorrect
8318 comment about compressed section names.
8319
1caf2c51
ILT		 83202009-07-20 Ian Lance Taylor <ian@airs.com>
8321
8322 PR 10419
8323 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8324
1ef4d87f
ILT		 83252009-07-16 Ian Lance Taylor <iant@google.com>
8326
8327 PR 10400
8328 * layout.h: #include <map>.
8329 (class Kept_section): Change from struct to class. Add accessors
8330 and setters. Add section size to Comdat_group mapping. Change
8331 Comdat_group to std::map. Add is_comdat_ field. Add
8332 linkonce_size field in union.
8333 (class Layout): Update declaration of find_or_add_kept_section.
8334 Don't declare find_kept_object.
8335 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8336 parameter. Add object, shndx, is_comdat, and is_group_name
8337 parameters. Change all callers. Adjust for new Kept_section.
8338 (Layout::find_kept_object): Remove.
8339 * object.cc (Sized_relobj::include_section_group): Update use of
8340 Kept_section. Rename secnum to shndx. Only record
8341 Kept_comdat_section if sections are the same size.
8342 (Sized_relobj::include_linkonce_section): Update use of
8343 Kept_section. Only record Kept_comdat_section if sections are the
8344 same size. Set size of linkonce section.
8345 (Sized_relobj::map_to_kept_section): Update call to
8346 get_kept_comdat_section.
8347 * object.h (class Sized_relobj): Rename fields in
8348 Kept_comdat_section to drop trailing underscores; change object
8349 field to Relobj*. Change Kept_comdat_section_table to store
8350 struct rather than pointer.
8351 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8352 Add kept_object and kept_shndx parameters. Change all callers.
8353 (Sized_relobj::get_kept_comdat_section): Change return type to
8354 bool. Add kept_object and kept_shndx parameters. Change all
8355 callers.
8356 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8357 Layout::find_or_add_kept_section.
8358
37c3b7b0
ILT		 83592009-07-09 Ian Lance Taylor <iant@google.com>
8360
8361 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8362 Reserve space in the hash table.
8363
98fa85cb
ILT		 83642009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8365
8366 * fileread.cc (File_read::get_mtime): New method.
8367 * fileread.h (Timespec): New structure.
8368 (File_read::get_mtime): New method.
8369 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8370 Renamed from timestamp_nsec.
8371 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8372 Elf_Xword.
e1df38aa 8373 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8374 timestamp_nsec.
e1df38aa 8375 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8376 (Incremental_inputs::report_obejct): Save mtime; style fix.
8377 (Incremental_inputs::report_script): Save mtime; style fix.
8378 (Incremental_inputs::finalize_inputs): Style fix.
8379 (Incremental_inputs::finalize): Style fix.
8380 (Incremental_inputs::create_input_section_data): Store inputs
8381 mtime.
8382 * incremental.h (Incremental_inputs::report_script): Add mtime
8383 argument.
8384 (Incremental_inputs::Input_info::Input_info): Intialize only one
8385 union member.
8386 (Incremental_inputs::Input_info::archive): Move to nameless
8387 union.
8388 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8389 (Incremental_inputs::Input_info::script): Move to nameless union.
8390 (Incremental_inputs::mtime): New field.
8391 * script.cc (read_input_script): Pass file mtime to
8392 Incremental_input.
8393 * script.h (Script_info::inputs): Style fix.
8394
c9d70757
ILT		 83952009-07-01 Ian Lance Taylor <ian@airs.com>
8396
8397 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8398 instead of 32.
8399
9c547ec3
ILT		 84002009-06-24 Ian Lance Taylor <iant@google.com>
8401
8402 PR 10156
8403 * layout.cc (Layout::choose_output_section): If we find an
8404 existing section, update the flags.
8405 (Layout::create_notes): New function, broken out of
8406 Layout::finalize.
8407 (Layout::finalize): Don't create note sections.
8408 (Layout::create_note): Don't crash if linker script discards
8409 section.
8410 (Layout::create_gold_note): Likewise.
8411 (Layout::create_build_id): Likewise. Don't set
8412 after_input_sections on the section.
8413 (Layout::create_executable_stack_info): Remove target parameter.
8414 Change caller.
8415 * layout.h (class Layout): Declare create_notes. Update
8416 declaration of create_executable_stack_info.
8417 * gold.cc (queue_middle_tasks): Call create_notes.
8418 * output.cc (Output_section::update_flags_for_input_section): Move
8419 here from output.h. If SHF_ALLOC flag is newly set, mark address
8420 invalid.
8421 * output.h (Output_data::mark_address_invalid): New function.
8422 (class Output_section): Only declare, not define,
8423 update_flags_for_input_section. Remove set_flags.
8424
55458500
ILT		 84252009-06-24 Ian Lance Taylor <iant@google.com>
8426
8427 * script-sections.cc (Output_section_definition::
8428 set_section_addresses): Rename shadowing local load_address to
8429 laddr.
8430
1307d6cd
ILT		 84312009-06-24 Ian Lance Taylor <iant@google.com>
8432
8433 PR 10244
8434 * reloc.cc (relocate_sections): Skip empty relocation sections.
8435
ec3f783e
ILT		 84362009-06-23 Ian Lance Taylor <iant@google.com>
8437
8438 PR 10156
8439 * layout.cc (Layout::create_note): Use choose_output_section
8440 rather than make_output_section.
8441
459c9f1c
ILT		 84422009-06-23 Ian Lance Taylor <iant@google.com>
8443
8444 PR 10237
8445 * options.cc (General_options::parse_V): Set printed_version_.
8446 (General_options::General_options): Initialize printed_version_.
8447 * options.h (class General_options): Add printed_version_ field.
8448 * gold.cc (queue_initial_tasks): If there are no input files,
8449 don't give a fatal error if we printed the version information.
8450 (queue_middle_tasks): If using -r with a shared object, give a
8451 fatal error rather than an ordinary error.
8452
1518dc8f
ILT		 84532009-06-23 Ian Lance Taylor <iant@google.com>
8454
8455 PR 10219
8456 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8457 (Layout::make_output_section): Set have_stabstr_section_ if we see
8458 a .stab*str section.
8459 (Layout::finalize): Call link_stabs_sections.
8460 (Layout::link_stabs_sections): New file.
8461 * layout.h (class Layout): Add have_stabstr_section_ field.
8462 Declare link_stabs_sections.
8463
3d857b98
DK		 84642009-06-23 Doug Kwan <dougkwan@google.com>
8465
8466 * Makefile.am (libgold_a_LIBADD): New.
8467 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8468 * Makefile.in: Regenerate.
8469 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8470 * configure: Regenerate.
8471 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8472 * fileread.cc: Include sys/state.h
8473 * gold.h: Declare memmem and strndup if found missing.
8474 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8475
0639a6f6
ILT		 84762009-06-23 Ian Lance Taylor <iant@google.com>
8477
8478 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8479 * configure: Rebuild.
8480
8d63875c
ILT		 84812009-06-23 Ian Lance Taylor <iant@google.com>
8482
8483 PR 10147
8484 * object.cc (Object::section_contents): Don't try to get a view if
8485 the section has length zero.
8486 (Object::handle_gnu_warning_section): If the section is empty, use
8487 the name of the section as the warning.
8488
f7c8a183
ILT		 84892009-06-23 Ian Lance Taylor <iant@google.com>
8490
8491 PR 10133
8492 * stringpool.h (class Stringpool_template): Add optimize_ field.
8493 (Stringpool_template::set_optimize): New function.
8494 * stringpool.cc (Stringpool_template::Stringpool_template):
8495 Initialize optimize_ field.
8496 (Stringpool_template::set_string_offsets): Test local optimize
8497 fild rather than parameter.
8498 * layout.cc (Layout::Layout): Call set_optimize on the section
8499 name stringpool.
8500
e6a307ba
ILT		 85012009-06-22 Ian Lance Taylor <iant@google.com>
8502
8503 PR 10030
8504 * yyscript.y: Parse TARGET.
8505 * script.cc (script_set_target): New function.
8506 * script-c.h (script_set_target): Declare.
8507 * options.cc (General_options::string_to_object_format): Rename
8508 from string_to_object_format in anonymous namespace. Change
8509 callers.
8510 * options.h (class General_options): Declare
8511 string_to_object_format.
8512
3ee173de
ILT		 85132009-06-22 Ian Lance Taylor <iant@google.com>
8514
8515 * script-sections.cc (Script_sections::create_segments): Don't put
8516 program headers in a PT_LOAD segment if -n or -N.
8517
85182009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8519
8520 PR 10141
8521 * options.h (class General_options): Add -z lazy and -z now. Sort
8522 -z options into alphabetical order.
8523 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8524
cd6739a1 85252009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8526
8527 * layout.cc (Layout::make_output_section): Call
8528 Target::new_output_section.
8529 (Layout::attach_allocated_section_to_segment): Put large section
8530 sections in a separate load segment with the large segment flag
8531 set.
8532 (Layout::segment_precedes): Sort large data segments after other
8533 load segments.
8534 (align_file_offset): New static function.
8535 (Layout::set_segment_offsets): Use align_file_offset.
8536 * output.h (class Output_section): Add is_small_section_ and
8537 is_large_section_ fields.
8538 (Output_section::is_small_section): New function.
8539 (Output_section::set_is_small_section): New function.
8540 (Output_section::is_large_section): New function.
8541 (Output_section::set_is_large_section): New function.
8542 (Output_section::is_large_data_section): New function.
8543 (class Output_segment): Add is_large_data_segment_ field.
8544 (Output_segment::is_large_data_segment): New function.
8545 (Output_segment::set_is_large_data_segment): New function.
8546 * output.cc (Output_section::Output_section): Initialize new
8547 fields.
8548 (Output_segment::Output_segment): Likewise.
8549 (Output_segment::add_output_section): Add assertion that large
8550 data sections always go in large data segments. Force small data
8551 sections to the end of the list of data sections. Force small BSS
8552 sections to the start of the list of BSS sections. For large BSS
8553 sections to the end of the list of BSS sections.
8554 * symtab.h (class Symbol): Declare is_common_shndx.
8555 (Symbol::is_defined): Check Symbol::is_common_shndx.
8556 (Symbol::is_common): Likewise.
8557 (class Symbol_table): Define enum Commons_section_type. Update
8558 declarations. Add small_commons_ and large_commons_ fields.
8559 * symtab.cc (Symbol::is_common_shndx): New function.
8560 (Symbol_table::Symbol_table): Initialize new fields.
8561 (Symbol_table::add_from_object): Put small and large common
8562 symbols in the right list.
8563 (Symbol_table::sized_finalized_symbol): Check
8564 Symbol::is_common_shndx.
8565 (Symbol_table::sized_write_globals): Likewise.
8566 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8567 common symbol lists. Don't call do_allocate_commons_list if the
8568 list is empty.
8569 (Symbol_table::do_allocate_commons_list): Remove is_tls
8570 parameter. Add comons_section_type parameter. Change all
8571 callers. Handle small and large common symbols.
8572 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8573 Symbol::is_common_shndx.
8574 * resolve.cc (symbol_to_bits): Likewise.
8575 * target.h (Target::small_common_shndx): New function.
8576 (Target::small_common_section_flags): New function.
8577 (Target::large_common_shndx): New function.
8578 (Target::large_common_section_flags): New function.
8579 (Target::new_output_section): New function.
8580 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8581 small_common_section_flags, and large_common_section_flags
8582 fields.
8583 (Target::do_new_output_section): New virtual function.
8584 * arm.cc (Target_arm::arm_info): Initialize new fields.
8585 * i386.cc (Target_i386::i386_info): Likewise.
8586 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8587 Likewise.
8588 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8589 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8590 (Target_x86_64::do_new_output_section): New function.
8591 * configure.ac: Define conditional MCMODEL_MEDIUM.
8592 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8593 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8594 (large_LDFLAGS): Define.
8595 * testsuite/large.c: New file.
8596 * testsuite/testfile.cc (Target_test::test_target_info):
8597 Initialize new fields.
8598 * configure, testsuite/Makefile.in: Rebuild.
8599
bb04269c
DK		 86002009-06-05 Doug Kwan <dougkwan@google.com>
8601
8602 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8603 * Makefile.in: Regenerate.
bb04269c
DK		 8604 * i386.cc (class Target_i386): Define new virtual method to
8605 override do_is_local_label_name in parent.
8606 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8607 local symbols if --discard-locals or -X is given.
8608 * options.h (class General_options): Declare new options
8609 '--discard-locals' and '-X' for discarding locals.
8610 * target.h (class Target): Define new methods is_local_label_name.
8611 Declare new virtual method do_is_local_label_name.
8612 * target.cc: New file.
8613 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8614 (check_SCRIPTS): Add discard_locals_test.sh.
8615 (check_DATA): Add discard_local_tests.syms.
8616 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8617 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8618 * testsuite/Makefile.in: Regenerate.
8619 * testsuite/discard_locals_test.c: New file.
8620 * testsuite/discard_locals_test.sh: Same.
8621
805bb01c
DK		 86222009-06-05 Doug Kwan <dougkwan@google.com>
8623
8624 * object.cc (Sized_relobj::Sized_relobj): Initialize
8625 discarded_eh_frame_shndx_ to -1U.
8626 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8627 section.
8628 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8629 a discarded .eh_frame section.
8630 (Sized_relobj::do_finalize_local_symbols): Ditto.
8631 * object.h (class Sized_relobj): Declare new member
8632 discarded_eh_frame_shndx_.
8633 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8634 (local_labels_test.o, local_labels_test): New rules.
8635 * testsuite/Makefile.in: Regenerate.
8636
1dcd334d
DK		 86372009-06-04 Doug Kwan <dougkwan@google.com>
8638
8639 * layout.cc (Layout::section_name_mapping): Add mapping for
8640 special ARM sections.
8641
96d49306
DK		 86422009-06-03 Doug Kwan <dougkwan@google.com>
8643
8644 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8645 (utils::has_overflow): Same.
8646
dff16297
ILT		 86472009-06-03 Ian Lance Taylor <iant@google.com>
8648
8649 * layout.cc (Layout::section_name_mapping): New array, replacing
8650 Layout::linkonce_mapping.
8651 (Layout::section_name_mapping_count): New variable, replacing
8652 Layout::linkonce_mapping_count.
8653 (Layout::linkonce_output_name): Remove.
8654 (Layout::output_section_name): Rewrite.
8655 * layout.h (class Layout): Rename Linkonce_mapping to
8656 Section_name_mapping, linkonce_mapping to section_name_mapping,
8657 linkonce_mapping_count to section_name_mapping_count. Don't
8658 declare linkonce_output_name.
8659
c121c671
DK		 86602009-06-03 Doug Kwan <dougkwan@google.com>
8661
8662 * gold/arm.cc (namespace utils): New.
8663 (Target_arm::reloc_is_non_pic): Define new method.
8664 (class Arm_relocate_functions): New.
8665 (Target_arm::Relocate::relocate): Handle relocation types used by
8666 Android.
8667
07800fab
ILT		 86682009-06-03 Ian Lance Taylor <iant@google.com>
8669
8670 * arm.cc (Target_arm::scan::global): Use || instead of |.
8671
c121c671
DK		 86722009-06-02 Doug Kwan <dougkwan@google.com>
8673
8674 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8675 issued_non_pic_error_.
8676 (class Target_arm::Scan): Declare new method check_non_pic.
8677 Define new method symbol_needs_plt_entry.
8678 Declare new data member issued_non_pic_error_.
8679 (class Target_arm::Relocate): Declare new method
8680 should_apply_static_reloc.
8681 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8682 (Target_arm::Scan::check_non_pic): Define new method.
8683 (Target_arm::Scan::local): Handle a small subset of reloc types used
8684 by Android.
8685 (Target_arm::Scan::local): Same.
8686 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8687
b19b0c6d
ILT		 86882009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8689
8690 * incremental.cc (Incremental_inputs::report_command_line): Filter
8691 out --incremental-* options.
8692
94cdfcff
DK		 86932009-05-29 Doug Kwan <dougkwan@google.com>
8694
8695 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8696 template class.
8697 (class Target_arm): Update comment.
8698 (Target_arm::Target_arm): Initialize new data members GOT_,
8699 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8700 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8701 and Target_arm::rel_dyn_section.
8702 Declare new_enum Target_arm::Got_type.
8703 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8704 and DYNBSS_.
8705 Update commments for member do_dynsym_value.
8706 (Target_arm::got_size, Target_arm::plt_section,
8707 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8708 new methods inside class defintion.
8709 (Target_arm::got_section): Define new method.
8710 (Target_arm::rel_dyn_section): Same.
8711 (Output_data_plt_arm): New template class.
8712 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8713 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8714 (Output_data_plt_arm::add_entry): Same.
8715 (Output_data_plt_arm::first_plt_entry): Define new
8716 static data member for PLT instruction template.
8717 (Output_data_plt_arm::plt_entry): Same.
8718 (Output_data_plt_arm::do_write): Define new method.
8719 (Target_arm::make_plt_entry): Same.
8720 (Target_arm::do_finalize_sections): Same.
8721 (Target_arm::do_dynsym_value): Same.
8722
4a657b0d
DK		 87232009-05-28 Doug Kwan <dougkwan@google.com>
8724
8725 * Makefile.am (TARGETSOURCES): Add arm.cc.
8726 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8727 * Makefile.in: Regenerate.
8728 * arm.cc: New file.
8729 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8730
e7ae8c36
DK		 87312009-05-26 Doug Kwan <dougkwan@google.com>
8732
8733 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8734 (General_options::check_excluded_libs): Strip off directories in
8735 archive name before matching like GNU ld does.
8736 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8737 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8738 (exclude_libs_test_LDFLAGS): Add linker option
8739 -Wl,--exclude-libs,libexclude_libs_test_3
8740 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8741 an explicit archive without using -l.
8742 (alt/libexclude_libs_test_3.a): New make rule.
8743 * testsuite/Makefile.in: Regenerate.
8744 * testsuite/exclude_libs_test.c : Declare lib3_default().
8745 (main): Call it.
8746 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8747 * exclude_libs_test_3.c: New file.
8748
f12e7348
NC		 87492009-05-26 Nick Clifton <nickc@redhat.com>
8750
8751 * po/id.po: New Indonesian translation.
8752 * po/gold.pot: Updated template file.
8753
4daadc0d
ST		 87542009-05-22 Sriraman Tallam <tmsriram@google.com>
8755
e1df38aa 8756 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8757 gc_comdat_test files. Add -Wl,--gc-sections to build
8758 gc_comdat_test.
8759 * testsuite/Makefile.in: Regenerate.
8760 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8761
531813ad
ST		 87622009-05-21 Sriraman Tallam <tmsriram@google.com>
8763
8764 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8765 kept comdat section was garbage collected.
8766 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8767 * testsuite/Makefile.in: Regenerate.
8768 * testsuite/gc_comdat_test.sh: New file.
8769 * testsuite/gc_comdat_test_1.cc: New file.
8770 * testsuite/gc_comdat_test_2.cc: New file.
8771
65514900
CC		 87722009-05-19 Doug Kwan <dougkwan@google.com>
8773
8774 * archive.cc (Archive::Archive): Move constructor from archive.h
8775 to here. Initialize no_export_.
8776 (Archive::get_elf_object_for_member): Set no_export flag of object.
8777 * archive.h (Archive::Archive): Move constructor body to
8778 archive.cc.
8779 (Archive::no_export): New method.
8780 (Archive::no_export_): New field.
8781 * object.h (Object::Object): Initialize no_export_ to false.
8782 (Object::no_export, Object::set_no_export): New methods.
8783 (Object::no_export_): New field.
8784 * options.cc (General_options::parse_exclude_libs): New method.
8785 (General_options::check_excluded_libs) Same.
8786 * options.h (exclude_libs): New option.
8787 (General_options::check_excluded_libs): New method declaration.
8788 (General_options::excluded_libs_): New field.
8789 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8790 default or protected visibility if an object has no-export flag set.
8791 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8792 (check_SCRIPTS): Add exclude_libs_test.sh.
8793 (check_DATA): Add exclude_libs_test.syms.
8794 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8795 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8796 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8797 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8798 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8799 libexclude_libs_test_2.a): New rules.
8800 * testsuite/Makefile.in: Regenerate.
8801 * testsuite/exclude_libs_test.c: New file.
8802 * testsuite/exclude_libs_test.sh: Ditto.
8803 * testsuite/exclude_libs_test_1.c: Ditto.
8804 * testsuite/exclude_libs_test_2.c: Ditto.
8805
1b77ea50
ILT		 88062009-05-15 Ian Lance Taylor <iant@google.com>
8807
8808 * configure.ac: Check for declarations for cases where libiberty.h
8809 checks HAVE_DECL_xxx.
8810 * configure, config.in: Rebuild.
8811
072fe7ce
ILT		 88122009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8813
8814 * gold.h (Incremental_argument_list): Remove (invalid) forward
8815 declaration.
8816 * incremental.cc (Incremental_inputs::report_achive): New method.
8817 (Incremental_inputs::report_object): New method.
8818 (Incremental_inputs::report_script): New method.
8819 (Incremental_inputs::finalize_inputs): New method.
8820 (Incremental_inputs::finalize): Call finalize_inputs().
8821 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8822 Create inputs entries.
8823 * incremental.h (Incremental_input_type): New enum.
8824 (Incremental_inputs::Incremental_input): Initialize new fields.
8825 (Incremental_inputs::report_inputs): New method.
8826 (Incremental_inputs::report_achive): New method.
8827 (Incremental_inputs::report_object): New method.
8828 (Incremental_inputs::report_script): New method.
8829 (Incremental_inputs::finalize_inputs): New method.
8830 (Incremental_inputs::Input_info): New struct.
8831 (Incremental_inputs::Input_info_map): New typedef.
8832 (Incremental_inputs::lock_): New field.
8833 (Incremental_inputs::Inputs_): New field.
8834 (Incremental_inputs::Inputs_map): New field.
8835 * main.cc (main): Call Incremental_input::report_inputs.
8836 * options.h (Input_argument_list): Typedef moved from
8837 Input_arguments.
8838 (Input_file_group::Files): Remove, use ::Input_argument_list.
8839 (Input_file_group::Input_argument_list): Remove, use
8840 ::Input_argument_list.
8841 * plugin.cc (Plugin_manager::add_input_file): Add error in
8842 incremental build.
8843 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8844 functions.
8845 * script.cc (read_input_script): Call
8846 Incremental_input::report_script.
8847 * script.h (Script_info): New class.
8848
b0481b0b
ILT		 88492009-04-27 Ian Lance Taylor <iant@google.com>
8850
8851 * x86_64.cc (do_adjust_output_section): Set entsize to
8852 plt_entry_size.
8853
b22a5a41 88542009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8855
8856 * output.cc (Output_file::close): After short writes, continue
8857 writing from the correct offset in the buffer being written.
8858
40fde488
CD		 88592009-04-23 Chris Demetriou <cgd@google.com>
8860
8861 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8862 * configure: Regenerate.
8863 * config.in: Regenerate.
8864 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8865 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8866
3ce2c28e
ILT		 88672009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8868
8869 * incremental.cc (Incremental_inputs_header_data): Renamed from
8870 Incremental_input_header_data.
8871 (Incremental_inputs_header_data::data_size): New field.
8872 (Incremental_inputs_header_data::put_input_file_count): Renamed
8873 from input_file_count.
8874 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8875 from command_line_offset.
8876 (Incremental_inputs_header_data::put_reserved): Renamed from
8877 put_reserved.
8878 (Incremental_inputs_entry_data): Renamed from
8879 Incremental_input_entry_data.
8880 (Incremental_inputs_entry_data::data_size): New field.
8881 (Incremental_inputs::report_command_line): New method.
8882 (Incremental_inputs::finalize): New method.
8883 (Incremental_inputs::create_incremental_inputs_data): New method.
8884 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8885 * incremental.h: New file.
8886 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8887 (Layout::finalize): Create incremental inputs section in
8888 incremental builds.
8889 (Layout::create_incremental_info_sections): New method.
8890 * layout.h (Layout::incremental_inputs): New method.
8891 (Layout::create_incremental_info_sections): New method.
8892 (Layout::incremental_inputs_): New field.
8893 * main.cc (main): Notify Incremental_input of the command line.
8894
e55bde5e
ILT		 88952009-04-01 Ian Lance Taylor <iant@google.com>
8896 Mikolaj Zalewski <mikolajz@google.com>
8897
8898 * gold.h (reserve_unordered_map): Define, three versions, one for
8899 each version of Unordered_map.
8900 * layout.cc (Layout::Layout): Remove options parameter. Add
8901 number_of_input_files parameter. Don't initialize options_.
8902 Initialize number_of_input_files_ and resized_signatures_. Move
8903 sections_are_attached_.
8904 (Layout::layout_group): Reserve space for group_signatures_.
8905 (Layout::find_or_add_kept_section): Change name parameter to be a
8906 reference. Resize signatures_ map when it gets large enough.
8907 (Layout::layout_eh_frame): Use parameters->options() instead of
8908 this->options_.
8909 (Layout::make_output_section): Likewise.
8910 (Layout::attach_allocated_section_to_segment): Likewise.
8911 (Layout::finalize, Layout::create_executable_stack): Likewise.
8912 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8913 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8914 * layout.h (class Layout): Update declarations. Remove options_
8915 field. Add number_of_input_files_ and resized_signatures_
8916 fields. Move sections_are_attached_ field.
8917 * main.cc (main): Pass number of input files to Layout
8918 constructor. Don't pass options.
8919
154b857c
ILT		 89202009-03-30 Ian Lance Taylor <iant@google.com>
8921
8922 * ffsll.c (ffsll): Correct implementation.
8923
2f35ab9b
ILT		 89242009-03-27 Ian Lance Taylor <iant@google.com>
8925
fd03461a
ILT		 8926 * ffsll.c: New file.
8927 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8928 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8929 * ftruncate.c (ftruncate): Declare before definition.
8930 * mremap.c (mremap): Likewise.
8931 * pread.c (pread): Likewise.
8932 * configure, Makefile.in, config.in: Rebuild.
8933
2f35ab9b
ILT		 8934 * mremap.c: New file.
8935 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8936 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8937 (mremap): Declare if HAVE_MREMAP is not defined.
8938 * configure, Makefile.in, config.in: Rebuild.
8939
33aea2fd
CC		 89402009-03-27 Cary Coutant <ccoutant@google.com>
8941
8942 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8943 position independent.
8944 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8945 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8946
6d479619
CC		 89472009-03-24 Cary Coutant <ccoutant@google.com>
8948
8949 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8950 an executable.
8951 (needs_dynamic_reloc): Likewise.
8952
afc06bb8
ILT		 89532009-03-24 Ian Lance Taylor <iant@google.com>
8954
8955 * yyscript.y (file_cmd): Recognize EXTERN.
8956 (extern_name_list, extern_name_list_body): New nonterminals.
8957 * script.cc (script_add_extern): Define.
8958 * script-c.h (script_add_extern): Declare.
8959
f6060a4d
ILT		 89602009-03-24 Rafael Avila de Espindola <espindola@google.com>
8961
8962 * object.cc (is_elf_object): Define.
8963 * object.h (is_elf_object): Declare.
8964 * archive.cc (Archive::get_elf_object_for_member): Call
8965 is_elf_object.
33aea2fd 8966 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8967
26736d8e
ILT		 89682009-03-24 Elliott Hughes <enh@google.com>
8969
8970 * output.cc (Output_file::map_anonymous): Define.
8971 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8972 try an anonymous one. Report the size if the mmap fails.
8973 * output.h (class Output_file): Declare map_anonymous.
8974
22fd9730
ILT		 89752009-03-24 Ian Lance Taylor <iant@google.com>
8976
8977 * target-select.cc (instantiate_target): Don't acquire the lock if
8978 the instantiated_target_ field has already been set.
8979
cb010894
ILT		 89802009-03-23 Ian Lance Taylor <iant@google.com>
8981
7f055c20
ILT		 8982 * gold-threads.h (class Initialize_lock): Define.
8983 * gold-threads.cc (class Initialize_lock_once): Define.
8984 (initialize_lock_control): New static variable.
8985 (initialize_lock_pointer): New static variable.
8986 (initialize_lock_once): New static function.
8987 (Initialize_lock::Initialize_lock): Define.
8988 (Initialize_lock::initialize): Define.
8989 * target-select.h: Include "gold-threads.h".
8990 (class Target_selector): Add lock_ and initialize_lock_ fields.
8991 Don't define instantiate_target, just declare it.
8992 * target-select.cc (Target_selector::Target_selector): Initialize
8993 new fields.
8994 (Target_selector::instantiate_target): Define.
8995 * descriptors.h: Include "gold-threads.h".
8996 (class Descriptors): Add initialize_lock_ field.
8997 * descriptors.cc (Descriptors::Descriptors): Initialize new
8998 field.
8999 (Descriptors::open): Use initialize_lock_ field
9000 * errors.h (class Errors): Add initialize_lock_ field.
9001 * errors.cc (Errors::Errors): Initialize new field.
9002 (Errors::initialize_lock): Use initialize_lock_ field.
9003 * powerpc.cc (class Target_selector_powerpc): Remove
9004 instantiated_target_ field. In do_recognize call
9005 instantiate_target rather than do_instantiate_target. In
9006 do_instantiate_target just allocate a new target.
9007 * sparc.cc (class Target_selector_sparc): Likewise.
9008
36959681
ILT		 9009 * freebsd.h: New file.
9010 * i386.cc: Include "freebsd.h".
9011 (Target_i386): Derive from Target_freebsd rather than
9012 Sized_target.
9013 (Target_selector_i386): Derive from Target_selector_freebsd rather
9014 than Target_selector.
9015 * x86_64.cc: Include "freebsd.h".
9016 (Target_x86_64): Derive from Target_freebsd rather than
9017 Sized_target.
9018 (Target_selector_x86_64): Derive from Target_selector_freebsd
9019 rather than Target_selector.
9020 * target.h (class Target): Add adjust_elf_header and
9021 do_adjust_elf_header.
9022 * output.cc (Output_file_header:: do_sized_write): Call target
9023 adjust_elf_header routine.
9024 * configure.tgt: Set targ_osabi.
9025 * configure.ac: Define GOLD_DEFAULT_OSABI.
9026 * parameters.cc (Parameters::default_target): Pass
9027 GOLD_DEFAULT_OSABI to select_target.
9028 * target-select.h (class Target_selector): Make instantiate_target
9029 protected rather than private.
9030 * Makefile.am (HFILES): Add freebsd.h.
9031 * configure, Makefile.in, config.in: Rebuild.
9032
cb010894
ILT		 9033 * merge.cc (do_add_input_section): Correct pend value. Change
9034 message about last entry not being null terminated from error to
9035 warning.
9036
0e879927
ILT		 90372009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9038
9039 * incremental.cc: New file.
9040 * Makefile.am (CCFILES): Add incremental.cc.
9041 * Makefile.in: Rebuild.
9042
41105937
PP		 90432009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9044
9045 * layout.cc (Layout::output_section_name): Preserve names
9046 of '.note.' sections.
e1df38aa 9047
60439920
ILT		 90482009-03-19 Ian Lance Taylor <iant@google.com>
9049
9050 * descriptors.cc (Descriptors::open): Check that the options are
9051 valid before using them.
9052
0d371ad3
ILT		 90532009-03-18 Ian Lance Taylor <iant@google.com>
9054
9055 * script-sections.h: Include <list>.
9056 (class Script_sections): Change Sections_elements from std::vector
9057 to std::list. Typedef public Elements_iterator. Add
9058 orphan_section_placement_, data_segment_align_start_, and
9059 saw_data_segment_align_ fields. Remove data_segment_align_index_
9060 field.
9061 * script-sections.cc (class Orphan_section_placement): New class.
9062 (class Sections_element): Add virtual functions is_relro and
9063 orphan_section_init. Remove virtual function place_orphan_here.
9064 (class Output_section_definition): Add is_relro and
9065 orphan_section_init. Remove place_orphan_here.
9066 (class Orphan_output_section): Likewise.
9067 (Script_sections::Script_sections): Update for field changes.
9068 (Script_sections::data_segment_align): Set saw_data_segment_align_
9069 and data_segment_align_start_, not data_segment_align_index.
9070 (Script_sections::data_segment_relro_end): Check
9071 saw_data_segment_align_. Use data_segment_align_start_ rather
9072 than data_segment_align_index_.
9073 (Script_sections::place_orphan): Rewrite to use
9074 Orphan_section_placement.
9075
9201d894
ILT		 90762009-03-17 Ian Lance Taylor <iant@google.com>
9077
9c5b8369
ILT		 9078 * archive.cc (Archive::add_symbols): Check for a version attached
9079 to the symbol name in the archive map.
9080 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9081 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9082 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9083 (ver_test_11.a): New target.
9084 * testsuite/Makefile.in: Rebuild.
9085
9201d894
ILT		 9086 * configure.ac: Check for chsize and posix_fallocate. Replace
9087 ftruncate.
9088 * ftruncate.c: New file, from gnulib.
9089 * output.cc (posix_fallocate): Define dummy version if not
9090 HAVE_POSIX_FALLOCATE.
9091 (Output_file::map): Call posix_fallocate rather than lseek and
9092 write.
9093 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9094 * configure, Makefile.in, config.in: Rebuild.
9095
ef4ab7a8 90962009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9097
ef4ab7a8
PP		 9098 * layout.h (Layout::create_note): Add section_name parameter.
9099 * layout.cc (Layout::create_note): Likewise.
9100 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9101
8c500701
ILT		 91022009-03-17 Ian Lance Taylor <iant@google.com>
9103
e85b18e1
ILT		 9104 * descriptors.cc: Include "options.h".
9105 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9106 (Descriptors::open): Always use O_CLOEXEC when opening a new
9107 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9108 then set FD_CLOEXEC.
9109
9efe6174
ILT		 9110 * sparc.cc (class Target_sparc): Add has_got_section.
9111 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9112 make sure we have a GOT section.
9113
9114 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9115 (Target_sparc::Scan::local): Likewise.
9116 (Target_sparc::Scan::global): Likewise.
9117 (Target_sparc::Relocate::relocate): Likewise.
9118 (Target_sparc::Relocate::relocate_tls): Likewise.
9119
8c500701
ILT		 9120 * symtab.cc (Symbol_table::define_default_version): New function,
9121 broken out of add_from_object.
9122 (Symbol_table::add_from_object): Call define_default_version.
9123 (Symbol_table::define_special_symbol): Add resolve_oldsym
9124 parameter. Change all callers. If the version for a symbol comes
9125 from a version script, resolve it with the symbol with the same
9126 name with no version. Also add the symbol without a version if
9127 appropriate.
9128 (do_define_in_output_data): If resolving with oldsym, don't delete
9129 sym.
9130 (do_define_in_output_segment): Likewise.
9131 (do_define_as_constant): Likewise.
9132 * symtab.h (class Symbol_table): Update declarations.
9133
f1ed28fb
ILT		 91342009-03-13 Ian Lance Taylor <iant@google.com>
9135
15f8229b
ILT		 9136 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9137 (Read_symbols::requeue): New function.
9138 (Read_symbols::do_read_symbols): If make_elf_object fails because
9139 the target type is not configured, and the file was searched for,
9140 issue a warning and retry with the next directory.
9141 (Add_symbols::run): If the file has an incompatible format, and
9142 it was searched for, requeue the Read_symbols task. On error,
9143 release the object.
9144 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9145 dirindex parameter to constructor. Change all callers. Declare
9146 incompatible_warning and requeue.
9147 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9148 input_argument_ and input_group_ fields. Add them to
9149 constructor. Change all callers.
9150 (class Read_script): Add dirindex_ field. Add it to constructor.
9151 Change all callers.
9152 * archive.cc (Archive::setup): Remove input_objects parameter.
9153 Change all callers.
9154 (Archive::get_file_and_offset): Likewise.
9155 (Archive::read_all_symbols): Likewise.
9156 (Archive::read_symbols): Likewise.
9157 (Archive::get_elf_object_for_member): Remove input_objects
9158 parameter. Add punconfigured parameter. Change all callers.
9159 (Archive::add_symbols): Change return type to bool. Check return
9160 value of include_member.
9161 (Archive::include_all_members): Likewise.
9162 (Archive::include_member): Change return type to bool. Return
9163 false if first included object has incompatible target. Set
9164 included_member_ field.
9165 (Add_archive_symbols::run): If add_symbols returns false, requeue
9166 Read_symbols task.
9167 * archive.h (class Archive): Add included_member_ field.
9168 Initialize it in constructor. Add input_file and searched_for
9169 methods. Update declarations.
9170 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9171 input_argument_ fields. Add them to constructor. Change all
9172 callers.
9173 * script.cc: Include "target-select.h".
9174 (class Parser_closure): Add skip_on_incompatible_target_ and
9175 found_incompatible_target_ fields. Add
9176 skip_on_incompatible_target parameter to constructor. Change all
9177 callers. Add methods skip_on_incompatible_target,
9178 clear_skip_on_incompatible_target, found_incompatible_target, and
9179 set_found_incompatible_target.
9180 (read_input_script): Add dirindex parameter. Change all callers.
9181 If parser finds an incompatible target, requeue Read_symbols
9182 task.
9183 (script_set_symbol): Clear skip_on_incompatible_target in
9184 closure.
9185 (script_add_assertion, script_parse_option): Likewise.
9186 (script_start_sections, script_add_phdr): Likewise.
9187 (script_check_output_format): New function.
9188 * script.h (read_input_script): Update declaration.
9189 * script-c.h (script_check_output_format): Declare.
9190 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9191 (ignore_cmd): Remove OUTPUT_FORMAT.
9192 * fileread.cc (Input_file::Input_file): Add explicit this.
9193 (Input_file::will_search_for): New function.
9194 (Input_file::open): Add pindex parameter. Change all callers.
9195 * fileread.h (class Input_file): Add input_file_argument method.
9196 Declare will_search_for. Update declarations.
9197 * object.cc (make_elf_object): Add punconfigured parameter.
9198 Change all callers.
9199 * object.h (class Object): Make input_file public. Add
9200 searched_for method.
9201 (make_elf_object): Update declaration.
9202 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9203 restart search.
9204 * dirsearch.h (class Dirsearch): Update declaration.
9205 * options.h (class General_options): Add --warn-search-mismatch.
9206 * parameters.cc (Parameters::is_compatible_target): New function.
9207 * parameters.h (class Parameters): Declare is_compatible_target.
9208 * workqueue.cc (Workqueue::add_blocker): New function.
9209 * workqueue.h (class Workqueue): Declare add_blocker.
9210
f1ed28fb
ILT		 9211 * fileread.cc (Input_file::open): Remove options parameter.
9212 Change all callers.
9213 (Input_file::open_binary): Likewise.
9214 * script.cc (read_input_script): Likewise.
9215 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9216 options parameter from constructor. Change all callers.
9217 (class Read_script): Likewise.
9218 * fileread.h (class Input_file): Update declarations.
9219 * script.h (read_input_script): Update declaration.
9220
34dd024a
NC		 92212009-03-10 Nick Clifton <nickc@redhat.com>
9222
9223 * po/es.po: New Spanish translation.
9224
6d71b17c
CC		 92252009-03-06 Cary Coutant <ccoutant@google.com>
9226
9227 * options.cc (parse_short_option): Keep dash_z from registering itself.
9228
031cdbed
ILT		 92292009-03-03 Ian Lance Taylor <iant@google.com>
9230
9231 PR 9918
9232 * target-reloc.h (relocate_section): Pass output_section to
9233 relocate.
9234 * i386.cc (Target_i386::should_apply_static_reloc): Add
9235 output_section parameter. Change all callers.
9236 (Target_i386::Relocate::relocate): Add output_section parameter.
9237 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9238 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9239 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9240 * testsuite/two_file_shared.sh: New script.
9241 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9242 (check_DATA): Add two_file_shared.dbg.
9243 (two_file_shared.dbg): New target.
9244 * testsuite/Makefile.in: Rebuild.
9245
15d5fa16
ILT		 92462009-03-01 Ian Lance Taylor <iant@google.com>
9247
9248 * configure.ac: Check for byteswap.h.
9249 * configure: Rebuild.
9250 * config.in: Rebuild.
9251
8a4c0b0d
ILT		 92522009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9253
9254 * layout.cc (Layout::find_or_add_kept_section): New function.
9255 (Layout::add_comdat): Removed.
9256 * layout.h (struct Kept_section): Move out of class Layout.
9257 Remove trailing underscores from field names. Add group_sections
9258 field. Rename group_ field to is_group. Change all uses.
9259 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9260 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9261 comdat_groups_ field.
9262 (Sized_relobj::include_section_group): Use
9263 find_or_add_kept_section and Kept_section::group_sections.
9264 (Sized_relobj::include_linkonce_section): Likewise.
9265 * object.cc (class Sized_relobj): Don't define Comdat_group or
9266 Comdat_group_table. Remove find_comdat_group and
9267 add_comdat_group. Remove comdat_groups_ field.
9268 * plugin.cc (include_comdat_group): Use
9269 Layout::find_or_add_kept_section.
9270
b4ecf66b
ILT		 92712009-02-28 Ian Lance Taylor <iant@google.com>
9272
14359ca0
ILT		 9273 * README: --gc-sections and map files are now supported. Document
9274 some build requirements.
9275
b4ecf66b
ILT		 9276 PR 6992
9277 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9278 relocatable link set the value of the section symbol to zero.
9279 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9280 relocatable link don't include the section address in the local
9281 symbol value.
9282
0602e05a
ILT		 92832009-02-27 Ian Lance Taylor <iant@google.com>
9284
fd9d194f
ILT		 9285 PR 6811
9286 * options.h (class Search_directory): Add is_system_directory.
9287 (class General_options): Declare is_in_system_directory.
9288 * options.cc (get_relative_sysroot): Make static.
9289 (get_default_sysroot): Make static.
9290 (General_optoins::is_in_system_directory): New function.
9291 * fileread.cc (Input_file::is_in_system_directory): New function.
9292 * fileread.h (class Input_file): Declare is_in_system_directory.
9293 * object.h (class Object): Add is_in_system_directory.
9294 (class Input_objects): Remove system_library_directory_ field.
9295 * object.cc (Input_objects::add_object): Don't set
9296 system_library_directory_.
9297 (input_objects::found_in_system_library_directory): Remove.
9298 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9299 parameter. Change all callers.
9300 (Symbol_table::sized_write_globals): Likewise.
9301 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9302 Call Object::is_in_system_directory.
9303 * symtab.h (class Symbol_table): Update declarations.
9304
61edd21f
ILT		 9305 PR 5990
9306 * descriptors.h (Open_descriptor): Add is_on_stack field.
9307 * descriptors.cc (Descriptors::open): If the descriptor is on the
9308 top of the stack, remove it. Initialize is_on_stack field.
9309 (Descriptors::release): Only add pod to stack if it is not on the
9310 stack already.
9311 (Descriptors::close_some_descriptor): Clear stack_next and
9312 is_on_stack fields.
9313
e29e076a
ILT		 9314 PR 7091
9315 * output.cc (Output_section::find_starting_output_address): Rename
9316 from starting_output_address; add PADDR parameter; change return
9317 type.
9318 * output.h (class Output_section): Declare
9319 find_starting_output_address instead of starting_output_address.
9320 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9321 section symbol for which we can't find a merge section.
9322
0602e05a
ILT		 9323 PR 9836
9324 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9325 hidden or internal, force the symbol to be local.
9326 * resolve.cc (Symbol::override_visibility): Define.
9327 (Symbol::override_base): Use override_visibility.
9328 (Symbol_table::resolve): Likewise.
9329 (Symbol::override_base_with_special): Likewise.
9330 (Symbol_table::override_with_special): If the visibility is hidden
9331 or internal, force the symbol to be local.
9332 * symtab.h (class Symbol): Add set_visibility and
9333 override_visibility.
9334 * testsuite/ver_test_1.sh: New file.
9335 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9336 (check_DATA): Add ver_test_1.syms.
9337 (ver_test_1.syms): New target.
9338 * testsuite/Makefile.in: Rebuild.
9339
401a9a73
CC		 93402009-02-25 Cary Coutant <ccoutant@google.com>
9341
9342 * layout.cc (Layout::choose_output_section): Don't rename sections
9343 when using a linker script that has a SECTIONS clause.
9344 * Makefile.in: Regenerate.
9345
9346 * testsuite/Makefile.am (script_test_5.sh): New test case.
9347 * testsuite/Makefile.in: Regenerate.
9348 * testsuite/script_test_5.cc: New file.
9349 * testsuite/script_test_5.sh: New file.
9350 * testsuite/script_test_5.t: New file.
9351
f488e4b0
CC		 93522009-02-13 Rafael Avila de Espindola <espindola@google.com>
9353
9354 * archive.cc (Archive::include_member): Update calls to add_symbols.
9355 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9356 the Layout argument.
9357 * dynobj.h (do_add_symbols): Add the Layout argument.
9358 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9359 Layout argument.
9360 * object.h (Object::add_symbols): Add the Layout argument.
9361 (Object::do_add_symbols): Add the Layout argument.
9362 (Sized_relobj::do_add_symbols): Add the Layout argument.
9363 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9364 Unify the two versions.
9365 (Add_plugin_symbols): Remove.
9366 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9367 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9368 (Add_plugin_symbols): Remove.
9369 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9370 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9371 (Add_symbols::run): Make it work with Pulginobj.
9372
89dd1680
ILT		 93732009-02-06 Ian Lance Taylor <iant@google.com>
9374
9375 * object.cc (Sized_relobj::do_layout): Make info message start
9376 with lower case letter.
9377
266d0a74
ILT		 93782009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9379
602b464e
ILT		 9380 * binary.cc: Fix file comment.
9381
266d0a74
ILT		 9382 * options.h (enum Incremental_disposition): Define.
9383 (class General_options): Add new options: --incremental,
9384 --incremental_changed, --incremental_unchanged,
9385 --incremental_unknown. Add incremental_disposition_ and
9386 implicit_incremental_ fields.
9387 (General_options::incremental_disposition): New function.
9388 (class Position_dependent_options): Add incremental_disposition
9389 option.
9390 (Position_dependent_options::copy_from_options): Set incremental
9391 dispositions.
9392 * options.cc (General_options::parse_incremental_changed): New
9393 function.
9394 (General_options::parse_incremental_unchanged): New function.
9395 (General_options::parse_incremental_unknown): New function.
9396 (General_options::General_options): Initialize new fields
9397 incremental_disposition_ and implicit_incremental_.
9398 (General_options::finalize): Check for uasge of --incremental-*
9399 without --incremental.
9400
f073bbf7
CD		 94012009-02-06 Chris Demetriou <cgd@google.com>
9402
9403 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9404 pointer and to report location as the file name associated with
9405 the symbol.
9406 (gold_undefined_symbol_at_location): New function to replace the
9407 old gold_undefined_symbol functionality.
9408 * target-reloc.h (relocate_section): Update to use
9409 gold_undefined_symbol_at_location.
9410 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9411 Call gold_undefined_symbol function rather than gold_error.
9412 * errors.h (Errors::undefined_symbol): Take location as a
9413 string, rather than calculating it from a relocation.
9414 * errors.cc (Errors::fatal): Print "fatal error:" before the
9415 formatted message.
9416 (Errors::error, Errors::error_at_location): Print "error: "
9417 before the formatted message.
9418 (Errors::undefined_symbol): Take location as a string, rather
9419 than calculating it from a relocation.
9420 (gold_undefined_symbol_at_location): New function akin to
9421 old gold_undefined_symbol, calculates location from relocation.
9422 (gold_undefined_symbol): Change to take only a Symbol pointer
9423 and to report location as the file name associated with the symbol.
9424 * testsuite/debug_msg.sh: Update for changed error messages.
9425 * testsuite/undef_symbol.sh: Likewise.
9426
8e94a90c
ILT		 94272009-02-04 Duncan Sands <baldrick@free.fr>
9428
9429 PR 9812
9430 * reduced_debug_output.h
9431 (Output_reduced_debug_abbrev_section::failed): Use format for
9432 gold_warning.
9433 (Output_reduced_debug_info_section::faild): Likewise.
9434
88a0e15b
ILT		 94352009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9436
9437 * script.cc (Lazy_demangler): New class.
9438 (Version_script_info::get_symbol_version_helper): Demangle a
9439 symbol only once.
9440
5efc7cd2
CC		 94412009-01-29 Cary Coutant <ccoutant@google.com>
9442
9443 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9444 to __tls_get_addr.
9445 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9446
e0ebcf42
ILT		 94472009-01-28 Ian Lance Taylor <iant@google.com>
9448
5efc7cd2 9449 * version.cc (version_string): Bump to 1.9.
75fe7426 9450
e0ebcf42
ILT		 9451 * gold.h: Include <cstring> and <stdint.h>.
9452 * version.cc: Include <cstdio>.
9453 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9454 warning.
9455 * reduced_debug_output.cc (insert_into_vector): Rename from
9456 Insert_into_vector; change all callers. Use Swap_unaligned to
9457 avoid aliasing issue; remove union since it is unnecessary.
9458
8e2813be 94592009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9460
9461 * Makefile.am (CCFILES): Add gc.cc.
9462 (HFILES): Add gc.h.
9463 * Makefile.in: Regenerate.
9464 * gold.cc (Gc_runner): New class.
9465 (queue_initial_tasks): Call garbage collection related tasks
9466 when corresponding options are invoked.
9467 (queue_middle_gc_tasks): New function.
9468 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9469 processed early before laying out sections during garbage collection.
9470 * gold.h (queue_middle_gc_tasks): New function.
9471 (is_prefix_of): Move from "layout.cc".
9472 * i386.cc (Target_i386::gc_process_relocs): New function.
9473 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9474 * main.cc (main): Create object of class "Garbage_collection".
9475 * object.cc (Relobj::copy_symbols_data): New function.
9476 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9477 (Sized_relobj::do_layout): Allow this function to be called twice
9478 during garbage collection and defer layout of section during the
6d03d481
ST		 9479 first call.
9480 * object.h (Relobj::get_symbols_data): New function.
9481 (Relobj::is_section_name_included): New function.
9482 (Relobj::copy_symbols_data): New function.
9483 (Relobj::set_symbols_data): New function.
9484 (Relobj::get_relocs_data): New function.
9485 (Relobj::set_relocs_data): New function.
9486 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9487 (Relobj::gc_process_relocs): New function.
9488 (Relobj::do_gc_process_relocs): New pure virtual function.
9489 (Relobj::sd_): New data member.
9490 (Sized_relobj::is_output_section_offset_invalid): New function.
9491 (Sized_relobj::do_gc_process_relocs): New function.
9492 * options.h (General_options::gc_sections): Modify to not be a no-op.
9493 (General_options::print_gc_sections): New option.
9494 * plugin.cc (Plugin_finish::run): Remove function call to
9495 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9496 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9497 * reloc.cc (Read_relocs::run): Add task to process relocs and
9498 determine unreferenced sections when doing garbage collection.
9499 (Gc_process_relocs): New class.
9500 (Sized_relobj::do_gc_process_relocs): New function.
9501 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9502 sections that are garbage collected.
9503 * reloc.h (Gc_process_relocs): New class.
9504 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9505 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9506 symbols whose corresponding sections are garbage collected.
9507 (Symbol_table::Symbol_table): Add new parameter for the garbage
9508 collection object.
9509 (Symbol_table::gc_mark_undef_symbols): New function.
9510 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9511 (Symbol_table::gc_mark_dyn_syms): New function.
9512 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9513 as garbage.
9514 (Symbol_table::add_from_object): Likewise.
9515 (Symbol_table::add_from_relobj): When building shared objects, do not
9516 treat externally visible symbols as garbage.
9517 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9518 table information for static and relocatable links.
9519 * symtab.h (Symbol_table::set_gc): New function.
9520 (Symbol_table::gc): New function.
9521 (Symbol_table::gc_mark_undef_symbols): New function.
9522 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9523 (Symbol_table::gc_mark_dyn_syms): New function.
9524 (Symbol_table::gc_): New data member.
e1df38aa 9525 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9526 function.
9527 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9528 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9529
3b293544
CF		 95302009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9531
9532 * options.h (General_options::gc_sections): Define as a no-op for now.
9533 (General_options::no_keep_memory): Ditto.
9534 (General_options::Bshareable): Define.
9535 * options.cc (General_options::finalize): Honor -Bshareable.
9536
83d22aa8
AS		 95372009-01-20 Andreas Schwab <schwab@suse.de>
9538
9539 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9540 read the value in the contents, since we don't use it. Use the
9541 template endianness when writing.
9542 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9543
cd536b21
AS		 95442009-01-19 Andreas Schwab <schwab@suse.de>
9545
9546 * configure.tgt (powerpc64-*): Fix targ_obj.
9547
99e9a495
ILT		 95482009-01-15 Ian Lance Taylor <iant@google.com>
9549
9550 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9551 local symbols when stripping all symbols.
9552
bbbfea06
CC		 95532009-01-14 Cary Coutant <ccoutant@google.com>
9554
99e9a495 9555 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9556
0f7c0701
CC		 95572009-01-14 Cary Coutant <ccoutant@google.com>
9558
9559 * archive.cc (Archive::get_elf_object_for_member): Remove call
9560 to File_read::claim_for_plugin.
9561 * descriptors.cc (Descriptors::open): Remove reference to
9562 is_claimed.
9563 (Descriptors::claim_for_plugin): Remove.
9564 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9565 (Descriptors::is_claimed): Remove.
9566 (claim_descriptor_for_plugin): Remove.
9567 * fileread.cc (File_read::claim_for_plugin): Remove.
9568 * fileread.h (File_read::claim_for_plugin): Remove.
9569 (File_read::descriptor): Reopen descriptor if necessary.
9570 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9571 (Plugin_manager::all_symbols_read): Add task parameter. Change
9572 all callers.
9573 (Plugin_manager::get_input_file): New function.
9574 (Plugin_manager::release_input_file): New function.
9575 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9576 corresponding data member.
9577 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9578 and pass to base constructor. Change all callers.
9579 (get_input_file, release_input_file): New functions.
9580 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9581 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9582 (Plugin_manager::all_symbols_read): Add task parameter.
9583 (Plugin_manager::get_input_file): New function.
9584 (Plugin_manager::release_input_file): New function.
9585 (Plugin_manager::task_): New data member.
9586 (Pluginobj::Pluginobj): Add filesize parameter.
9587 (Pluginobj::filename): New function.
9588 (Pluginobj::descriptor): New function.
9589 (Pluginobj::filesize): New function.
9590 (Pluginobj::filesize_): New data member.
9591 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9592 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9593 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9594
9595 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9596 with archive libraries.
9597 * testsuite/Makefile.in: Regenerate.
9598 * testsuite/plugin_test.c (struct sym_info): New type.
9599 (get_input_file, release_input_file): New static variables.
9600 (onload): Capture new transfer vector entries.
9601 (claim_file_hook): Stop reading at end of file according to filesize.
9602 Factor out parsing of readelf output into separate function.
9603 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9604 APIs and get the source file name from the symbol table. Convert
9605 source file name to corresponding object file name. Print info
9606 message when adding new input files.
9607 (parse_readelf_line): New function.
9608 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9609 * testsuite/plugin_test_2.sh: Likewise.
9610 * testsuite/plugin_test_3.sh: Likewise.
9611 * testsuite/plugin_test_4.sh: New test case.
9612
62a6d109
ILT		 96132009-01-07 Ian Lance Taylor <iant@google.com>
9614
9615 * version.cc (version_string): Bump to 1.8.
9616
483620e8
CC		 96172008-12-23 Cary Coutant <ccoutant@google.com>
9618
9619 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9620 * plugin.cc (Plugin_manager::finish): Rename as
9621 layout_deferred_objects. Move cleanup to separate function.
9622 (Plugin_manager::cleanup): New function.
9623 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9624 separately.
9625 * plugin.h (Plugin_manager::finish): Rename as
9626 layout_deferred_objects.
9627 (Plugin_manager::cleanup): New function.
9628 (Plugin_manager::cleanup_done): New field.
9629
d66a9eb3
CC		 96302008-12-23 Cary Coutant <ccoutant@google.com>
9631
9632 * plugin.cc (is_visible_from_outside): New function.
9633 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9634 so we don't return "IR only" status for exported symbols or -r links.
9635
9636 * testsuite/Makefile.am (plugin_test_3): New test case.
9637 * testsuite/Makefile.in: Regenerate.
9638 * testsuite/plugin_test_3.sh: New file.
9639
5995b570
CC		 96402008-12-22 Cary Coutant <ccoutant@google.com>
9641
9642 * object.cc (Sized_relobj::layout_section): New function.
9643 (Sized_relobj::do_layout): Defer layout of input sections until after
9644 plugin has provided replacement files.
9645 (Sized_relobj::do_layout_deferred_sections): New function.
9646 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9647 (Relobj::layout_deferred_sections): New function.
9648 (Relobj::do_layout_deferred_sections): New function.
9649 (Sized_relobj::do_layout_deferred_sections): New function.
9650 (Sized_relobj::layout_section): New function.
9651 (Sized_relobj::Deferred_layout): New structure.
9652 (Sized_relobj::deferred_layout_): New field.
9653 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9654 Change all callers. Layout deferred sections.
9655 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9656 references.
9657 (Plugin_hook::run): Move code from do_plugin_hook inline.
9658 (Plugin_hook::do_plugin_hook): Remove.
9659 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9660 (Plugin_manager::finish): Renamed, was cleanup.
9661 (Plugin_manager::should_defer_layout): New function.
9662 (Plugin_manager::add_deferred_layout_object): New function.
9663 (Plugin_manager::Deferred_layout_list): New type.
9664 (Plugin_manager::deferred_layout_objects_): New field.
9665 (Plugin_hook::do_plugin_hook): Remove.
9666
ee769c88
ILT		 96672008-12-17 Ian Lance Taylor <iant@google.com>
9668
9669 * options.h (class General_options): Add --no case for
9670 --export-dynamic.
9671
abc8dcba
CC		 96722008-12-16 Cary Coutant <ccoutant@google.com>
9673
9674 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9675 vector.
9676 (Plugin_manager::claim_file): Create plugin object even if
9677 plugin did not call the add_symbols callback.
9678 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9679 asking for more symbols than were added.
9680 * testsuite/Makefile.am (plugin_test_1): Add test case with
9681 no global symbols.
9682 (empty.syms): New target.
9683 * testsuite/Makefile.in: Regenerate.
9684 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9685 message. Don't call add_symbols if no globals.
9686 (all_symbols_read_hook): Don't provide replacement for empty
9687 claimed file.
9688
b0074644
ILT		 96892008-12-12 Ian Lance Taylor <iant@google.com>
9690
68943102
ILT		 9691 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9692 r_type == 0 for a local symbol with r_sym == 0.
9693 (scan_relocatable_relocs): Pass r_sym to
9694 local_non_section_strategy.
9695 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9696 r_sym parameter.
9697
b0074644
ILT		 9698 * configure.ac: Update test for TLS descriptors: they are
9699 supported as of glibc 2.9.
9700 * configure: Rebuild.
9701
c2508178
ILT		 97022008-12-11 Ian Lance Taylor <iant@google.com>
9703
9704 PR 7091
9705 * target-reloc.h (Default_scan_relocatable_relocs): For each
9706 function, map r_type == 0 to RELOC_DISCARD.
9707
2756a258
CC		 97082008-12-10 Cary Coutant <ccoutant@google.com>
9709
9710 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9711 object to override a kept COMDAT group from a plugin object.
9712
bb6f53d3
ILT		 97132008-12-09 Ian Lance Taylor <iant@google.com>
9714
fbc558e1
ILT		 9715 PR 7088
9716 * yyscript.y (file_cmd): Handle INPUT.
9717
bb6f53d3
ILT		 9718 * testsuite/initpri1.c: Change all declarations to be full
9719 prototypes by adding void, to avoid compiler warnings.
9720
4674ecfc
CC		 97212008-12-05 Rafael Avila de Espindola <espindola@google.com>
9722
9723 * options.cc (General_options::parse_plugin_opt): New.
9724 (General_options::add_plugin): The argument now is just the filename.
9725 (General_options::add_plugin_option): New.
9726 * options.h (plugin_opt): New.
9727 (add_plugin): Change argument name.
9728 (add_plugin_option): New.
9729 * plugin.cc (Plugin::load): Don't parse the plugin option.
9730 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9731 (Plugin::add_option): New.
9732 (Plugin::args_): Change type.
9733 (Plugin::filename_): New.
9734 (Plugin_manager::add_plugin_option): New.
9735 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9736 * testsuite/Makefile.in: Regenerate.
9737
fd06b4aa
CC		 97382008-12-05 Cary Coutant <ccoutant@google.com>
9739
9740 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9741 Handle --strip-lto-sections option.
9742 * options.h (strip_lto_sections): New option.
9743
6c52134c
CC		 97442008-12-01 Cary Coutant <ccoutant@google.com>
9745
9746 * plugin.cc (ld_plugin_message): Change format parameter to const.
9747 Fix mismatch between new[] and delete.
9748
a45248e0
CC		 97492008-11-14 Cary Coutant <ccoutant@google.com>
9750
9751 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9752 instead of -1U.
9753
c82fbeee
CS		 97542008-11-05 Craig Silverstein <csilvers@google.com>
9755
9756 * options.cc (General_options::parse_dynamic_list): New function.
9757 * options.h (General_options): New flags dynamic_list,
9758 dynamic_list_data, dynamic_list_cpp_new, and
9759 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9760 (General_options::in_dynamic_list): New function.
9761 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9762 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9763 (Lex::can_continue_name): Likewise.
9764 (yylex): Likewise.
9765 (read_script_file): New parameter script_options.
9766 (read_dynamic_list): New function.
9767 (Script_options::define_dynamic_list): New function.
9768 (dynamic_list_keyword_parsecodes): New variable.
9769 (dynamic_list_keywords): New variable.
9770 * script.h (Script_options::define_dynamic_list): New function
9771 prototype.
9772 (read_dynamic_list): New function prototype.
9773 * symtab.cc (strprefix): New macro.
9774 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9775 dynamic_list_data, dynamic_list_cpp_new, and
9776 dynamic_list_cpp_typeinfo.
9777 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9778 (dynamic_list_expr): New rule.
9779 (dynamic_list_nodes): Likewise.
9780 (dynamic_list_node): Likewise.
9781 * testsuite/Makefile.am (dynamic_list): New test.
9782 * testsuite/Makefile.in: Regenerated.
9783 * testsuite/dynamic_list.t: New file.
9784 * testsuite/dynamic_list.sh: New file.
9785
e0bb29a5
CS		 97862008-11-05 Craig Silverstein <csilvers@google.com>
9787
9788 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9789 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9790 (t11_last): Likewise.
9791 * testsuite/ver_test_6.c (main): Likewise.
9792
4e1e25e0
CC		 97932008-10-07 Cary Coutant <ccoutant@google.com>
9794
9795 * options.c (General_options::finalize): Add check for -static and
9796 -shared.
9797 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9798 is not empty.
9799
92f03fcb
CC		 98002008-10-02 Cary Coutant <ccoutant@google.com>
9801
9802 * plugin.cc (make_sized_plugin_object): Fix conditional
9803 compilation to work when not all targets are enabled.
9804
fbd8a257
CC		 98052008-09-29 Cary Coutant <ccoutant@google.com>
9806
9807 * archive.cc (Archive::get_file_and_offset): Use filename instead
9808 of name to get library path.
9809 (Archive::include_member): Unlock external member of a thin archive.
9810
9811 * testsuite/Makefile.am (TEST_AR): New variable.
9812 (thin_archive_test_1): New test.
9813 (thin_archive_test_2): New test.
81636b3f
CC		 9814 * testsuite/Makefile.in: Regenerate.
9815 * testsuite/thin_archive_main.cc: New file.
9816 * testsuite/thin_archive_test_1.cc: New file.
9817 * testsuite/thin_archive_test_2.cc: New file.
9818 * testsuite/thin_archive_test_3.cc: New file.
9819 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9820
eff45813
CC		 98212008-09-29 Cary Coutant <ccoutant@google.com>
9822
9823 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9824 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9825 instead of -1U.
9826 (Sized_relobj::do_finalize_local_symbols): Likewise.
9827 (Sized_relobj::map_to_kept_section): Likewise.
9828 * object.h (Sized_relobj::invalid_address): New constant.
9829 (Sized_relobj::do_output_section_offset): Check for invalid_address
9830 and return -1ULL.
9831 * output.cc (Output_reloc::local_section_offset): Use constant
9832 invalid_address instead of -1U.
9833 (Output_reloc::get_address): Likewise.
9834 (Output_section::output_address): Change -1U to -1ULL.
9835 * output.h (Output_reloc::invalid_address): New constant.
9836 * reloc.cc (Sized_relobj::write_sections): Use constant
9837 invalid_address instead of -1U.
9838 (Sized_relobj::relocate_sections): Likewise.
9839 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9840 values for merge sections.
9841 * target-reloc.h (relocate_for_relocatable): Use constant
9842 invalid_address instead of -1U.
9843
89fc3421
CC		 98442008-09-19 Cary Coutant <ccoutant@google.com>
9845
9846 Add plugin functionality for link-time optimization (LTO).
9847 * configure.ac (plugins): Add --enable-plugins option.
9848 * configure: Regenerate.
9849 * config.in: Regenerate.
9850 * Makefile.am (LIBDL): New variable.
9851 (CCFILES): Add plugin.cc.
9852 (HFILES): Add plugin.h.
9853 (ldadd_var): Add LIBDL.
9854 * Makefile.in: Regenerate.
9855
9856 * archive.cc: Include "plugin.h".
9857 (Archive::setup): Don't preread archive symbols when using a plugin.
9858 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9859 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9860 files.
9861 (Archive::include_member): Add symbols from plugin objects.
9862 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9863 * descriptors.cc (Descriptors::open): Check for file descriptors
9864 abandoned by plugins.
9865 (Descriptors::claim_for_plugin): New function.
9866 * descriptors.h (Descriptors::claim_for_plugin): New function.
9867 (Open_descriptor::is_claimed): New field.
9868 (claim_descriptor_for_plugin): New function.
9869 * fileread.cc (File_read::claim_for_plugin): New function.
9870 * fileread.h (File_read::claim_for_plugin): New function.
9871 (File_read::descriptor): New function.
9872 * gold.cc: Include "plugin.h".
9873 (queue_initial_tasks): Add task to call plugin hooks for generating
9874 new object files.
9875 * main.cc: Include "plugin.h".
9876 (main): Load plugin libraries.
9877 * object.h (Pluginobj): Declare.
9878 (Object::pluginobj): New function.
9879 (Object::do_pluginobj): New function.
9880 (Object::set_target): New function.
9881 * options.cc: Include "plugin.h".
9882 (General_options::parse_plugin): New function.
9883 (General_options::General_options): Initialize plugins_ field.
9884 (General_options::add_plugin): New function.
9885 * options.h (Plugin_manager): Declare.
9886 (General_options): Add --plugin option.
9887 (General_options::has_plugins): New function.
9888 (General_options::plugins): New function.
9889 (General_options::add_plugin): New function.
9890 (General_options::plugins_): New field.
9891 * plugin.cc: New file.
9892 * plugin.h: New file.
9893 * readsyms.cc: Include "plugin.h".
9894 (Read_symbols::do_read_symbols): Check for archive before checking
9895 for ELF file. Call plugin hooks to claim files.
9896 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9897 from a real object file; force override when processing replacement
9898 files.
9899 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9900 (Symbol::init_base_object): Likewise.
9901 (Symbol::init_base_output_data): Likewise.
9902 (Symbol::init_base_output_segment): Likewise.
9903 (Symbol::init_base_constant): Likewise.
9904 (Symbol::init_base_undefined): Likewise.
9905 (Symbol::output_section): Assert that object is not a plugin.
9906 (Symbol_table::add_from_pluginobj): New function.
9907 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9908 undefined.
9909 (Symbol_table::sized_write_globals): Likewise.
9910 (Symbol_table::add_from_pluginobj): Instantiate template.
9911 * symtab.h (Sized_pluginobj): Declare.
9912 (Symbol::in_real_elf): New function.
9913 (Symbol::set_in_real_elf): New function.
9914 (Symbol::in_real_elf_): New field.
9915 (Symbol_table::add_from_pluginobj): New function.
9916
9917 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9918 (LIBDL): New variable.
9919 (LDADD): Add LIBDL.
9920 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9921 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9922 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9923 (MOSTLYCLEANFILES): Likewise.
9924 * testsuite/Makefile.in: Regenerate.
9925 * testsuite/plugin_test.c: New file.
9926 * testsuite/plugin_test_1.sh: New file.
9927 * testsuite/plugin_test_2.sh: New file.
9928
de31bda5
ILT		 99292008-09-16 Ian Lance Taylor <iant@google.com>
9930
9c2d0ef9
ILT		 9931 * target-reloc.h (relocate_section): Check whether a symbol is
9932 defined by the ABI before reporting an undefined symbol error.
9933 * target.h (Target::is_defined_by_abi): Make parameter const.
9934 (Target::do_is_defined_by_abi): Likewise.
9935 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9936 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9937 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9938 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9939 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9940 * testsuite/Makefile.in: Rebuild.
9941
de31bda5
ILT		 9942 * fileread.cc (make_view): Add casts to avoid warning.
9943
9fa33bee
AO		 99442008-09-16 Alexandre Oliva <aoliva@redhat.com>
9945
9946 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9947 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9948
183fd0e3
AO		 99492008-09-16 Alexandre Oliva <aoliva@redhat.com>
9950
9951 * options.h (General_options::output_is_executable): New.
9952 (General_options::output_is_pie): New.
9953 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9954 for shared libraries.
9955 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9956
7be8330a
CD		 99572008-09-11 Chris Demetriou <cgd@google.com>
9958
9959 * options.h (origin): New -z option.
9960 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9961 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9962 in DT_FLAGS_1.
9963
a9caad02
CC		 99642008-09-05 Cary Coutant <ccoutant@google.com>
9965
9966 * fileread.cc (File_read::make_view): Add check for attempt to map
9967 beyond end of file.
9968
ae6dce4d
CC		 99692008-09-05 Cary Coutant <ccoutant@google.com>
9970
9971 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9972 explicit instantiations.
9973
d7ab2a47
KVH		 99742008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9975
9976 PR gold/6858
9977 * options.cc (General_options::finalize): Allow undefined symbols
9978 in shlibs if linking -shared.
9979
9980 PR gold/6859
9981 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9982 symbols as not needing a dynsym entry.
9983
1e52a9c1
CS		 99842008-08-20 Craig Silverstein <csilvers@google.com>
9985
9986 * fileread.cc (File_read::open): Do not lock the file unless it
9987 was successfully opened.
9988
d85c80a3
CC		 99892008-08-14 Cary Coutant <ccoutant@google.com>
9990
9991 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9992 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9993 * testsuite/tls_test.cc (struct int128): 128-bit struct
9994 for testing TLS relocs with non-zero addend.
9995 (v12): New TLS variable.
9996 (t12): New test.
9997 (t_last): Add check for v12.
9998 * testsuite/tls_test.h (t12): New function.
9999 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10000
2d924fd9
ILT		 100012008-08-13 Ian Lance Taylor <iant@google.com>
10002
10003 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10004 set tls_segment_ or relro_segment_.
10005 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10006 when appropriate.
10007 * output.h (Output_section::clear_is_relro): New function.
10008 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10009 sections specially even when output_data_ is empty.
10010 (Output_segment::maximum_alignment): When first section is relro,
10011 only force alignment for PT_LOAD segments.
10012 * script.cc (script_data_segment_align): New function.
10013 (script_data_segment_relro_end): New function.
10014 * script-c.h (script_data_segment_align): Declare.
10015 (script_data_segment_relro_end): Declare.
10016 * script-sections.h (class Script_sections): Declare
10017 data_segment_align and data_segment_relro_end. Add fields
10018 segment_align_index_ and saw_relro_end_.
10019 * script-sections.cc (class Sections_element): Add set_is_relro
10020 virtual function. Add new bool* parameter to place_orphan_here.
10021 Add get_output_section virtual function.
10022 (class Output_section_definition): Add set_is_relro. Add new
10023 bool* parameter to place_orphan_here. Add get_output_section.
10024 Add is_relro_ field.
10025 (Output_section_definition::Output_section_definition): Initialize
10026 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10027 and is_relro_ fields.
10028 (Output_section_definition::place_orphan_here): Add is_relro
10029 parameter.
10030 (Output_section_definition::set_section_addresses): Set relro for
10031 output section.
10032 (Output_section_definition::alternate_constraint): Likewise.
10033 (class Orphan_output_section): Add new bool* parameter to
10034 place_orphan_here. Add get_output_section.
10035 (Orphan_output_section::place_orphan_here): Add is_relro
10036 parameter.
10037 (Script_sections::Script_sections): Initialize
10038 data_segment_align_index_ and saw_relro_end_.
10039 (Script_sections::data_segment_align): New function.
10040 (Script_sections::data_segment_relro_end): New function.
10041 (Script_sections::place_orphan): Set or clear is_relro.
10042 (Script_sections::set_section_addresses): Force alignment of first
10043 TLS section.
10044 * yyscript.y (exp): Call script_data_segment_align and
10045 script_data_segment_relro_end.
10046 * testsuite/relro_script_test.t: New file.
10047 * testsuite/relro_test.cc (using_script): Declare.
10048 (t1, t2): Test using_script.
10049 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10050 (relro_script_test_SOURCES): Define.
10051 (relro_script_test_DEPENDENCIES): Define.
10052 (relro_script_test_LDFLAGS): Define.
10053 (relro_script_test_LDADD): Define.
10054 (relro_script_test.so): New target.
10055 * testsuite/Makefile.in: Rebuild.
10056
f827c9a9
CC		 100572008-08-06 Cary Coutant <ccoutant@google.com>
10058
10059 * archive.cc (Archive::total_archives, Archive::total_members)
10060 (Archive::total_members_loaded): New variables.
10061 (Archive::setup): Add parameter. Add option to preread
10062 archive symbols.
10063 (Archive::read_armap): Add counter.
10064 (Archive::get_file_and_offset): New function.
10065 (Archive::get_elf_object_for_member): New function.
10066 (Archive::read_all_symbols): New function.
10067 (Archive::read_symbols): New function.
10068 (Archive::add_symbols): Add counters.
10069 (Archive::include_all_members): Use armap to find members if it's
10070 already built.
10071 (Archive::include_member): Skip reading symbols if already read.
10072 Factored code into Archive::get_file_and_offset and
10073 Archive::get_elf_object_for_member. Changed call to
10074 Mapfile::report_include_archive_member.
10075 (Archive::print_stats): New function.
10076 * archive.h: Declare Object and Read_symbols_data classes.
10077 (Archive::Archive): Add initializers for new members.
10078 (Archive::setup): Add parameter.
10079 (Archive::print_stats): New function.
10080 (Archive::total_archives, Archive::total_members)
10081 (Archive::total_members_loaded): New variables.
10082 (Archive::get_file_and_offset): New function.
10083 (Archive::get_elf_object_for_member): New function.
10084 (Archive::read_all_symbols): New function.
10085 (Archive::read_symbols): New function.
10086 (Archive::Archive_member): New class.
10087 (Archive::members_): New member.
10088 (Archive::num_members_): New member.
10089 * main.cc: Include archive.h.
10090 (main): Call Archive::print_stats.
10091 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10092 archive parameter; member_name is now the fully-decorated name.
10093 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10094 * options.h: (General_options): Add --preread-archive-symbols option.
10095 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10096 Archive::setup.
10097
de4c45bd
ILT		 100982008-08-04 Ian Lance Taylor <iant@google.com>
10099
10100 * symtab.h (Symbol::use_plt_offset): New function.
10101 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10102 * powerpc.cc (Relocate::relocate): Likewise.
10103 * sparc.cc (Relocate::relocate): Likewise.
10104 * x86_64.cc (Relocate::relocate): Likewise.
10105 * testsuite/weak_plt.sh: New test.
10106 * testsuite/weak_plt_main.cc: New test.
10107 * testsuite/weak_plt_shared.cc: New test.
10108 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10109 (check_PROGRAMS): Add weak_plt.
10110 (check_DATA): Add weak_plt_shared.so.
10111 (weak_plt_main_pic.o, weak_plt): New targets.
10112 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10113 * testsuite/Makefile.in: Rebuild.
10114
10115 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10116 gcctestdir/ld.
10117 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10118 * testsuite/Makefile.in: Rebuild.
10119
323ee3f4
AM		 101202008-08-04 Alan Modra <amodra@bigpond.net.au>
10121
10122 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10123 * Makefile.in: Regenerate.
10124 * po/POTFILES.in: Regenerate.
10125
7c07ecec
ILT		 101262008-07-29 Ian Lance Taylor <iant@google.com>
10127
10128 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10129 symbols before other symbols.
10130 * testsuite/script_test_2.cc (test_addr): Declare.
10131 (test_addr_alias): Declare.
10132 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10133 values.
7c07ecec
ILT		 10134 * testsuite/script_test_2.t: Define test_addr_alias and
10135 test_addr.
10136
5778530e
ILT		 101372008-07-24 Ian Lance Taylor <iant@google.com>
10138
2a00e4fb
ILT		 10139 PR 5990
10140 * descriptors.cc: New file.
10141 * descriptors.h: New file.
10142 * gold-threads.h (class Hold_optional_lock): New class.
10143 * fileread.cc: Include "descriptors.h".
10144 (File_read::~File_read): Release descriptor rather than closing
10145 it.
10146 (File_read::open) [file]: Call open_descriptor rather than open.
10147 Set is_descriptor_opened_.
10148 (File_read::open) [memory]: Assert that descriptor is not open.
10149 (File_read::reopen_descriptor): New function.
10150 (File_read::release): Release descriptor.
10151 (File_read::do_read): Make non-const. Reopen descriptor.
10152 (File_read::read): Make non-const.
10153 (File_read::make_view): Reopen descriptor.
10154 (File_read::do_readv): Likewise.
10155 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10156 Update declarations.
10157 * layout.cc: Include "descriptors.h".
10158 (Layout::create_build_id): Use open_descriptor rather than open.
10159 * output.cc: Include "descriptors.h".
10160 (Output_file::open): Use open_descriptor rather than open.
10161 * archive.cc (Archive::const_iterator): Change Archive to be
10162 non-const.
10163 (Archive::begin, Archive::end): Make non-const.
10164 (Archive::count_members): Likewise.
10165 * archive.h (class Archive): Update declarations.
10166 * object.h (Object::read): Make non-const.
10167 * Makefile.am (CCFILES): Add descriptors.cc.
10168 (HFILES): Add descriptors.h.
10169 * Makefile.in: Rebuild.
10170
801647d1
ILT		 10171 PR 6716
10172 * gold.h: Always include <clocale>. Add Solaris workarounds
10173 following code in binutils/sysdep.h.
10174
5edd166e
ILT		 10175 PR 6048
10176 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10177 this->eh_frame_hdr_ is NULL before using it.
10178
c89ad728
ILT		 10179 * dynobj.cc (Versions::Versions): Update comment.
10180
aa86f06b
ILT		 10181 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10182 the base version name.
10183
5778530e
ILT		 10184 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10185 array size plus one.
10186 (Stringpool_template::set_string_offsets): Subtract one from key
10187 before using it as an array index.
10188 (Stringpool_template::get_offset_with_length): Likewise.
10189 (Stringpool_template::write_to_buffer): Likewise.
10190 * stringpool.h (Stringpool_template::get_offset_from_key):
10191 Likewise.
10192
057ead22
ILT		 101932008-07-23 Ian Lance Taylor <iant@google.com>
10194
7f649c59
ILT		 10195 PR 6658
10196 * object.h (Merged_symbol_value::value): Do our best to handle a
10197 negative addend.
10198
057ead22
ILT		 10199 PR 6647
10200 * script.cc (Version_script_info::get_versions): Don't add empty
10201 version tag to return value.
10202 (Version_script_info::get_symbol_version_helper): Change return
10203 type to bool. Add pversion parameter. Change all callers.
10204 (script_register_vers_node): Don't require a non-NULL tag.
10205 * script.h (class Version_script_info): Update declarations.
10206 (Version_script_info::get_symbol_version): Change return type to
10207 bool. Add version parameter. Change all callers.
10208 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10209 handling. Handle an empty version from a version script.
10210 (Symbol_table::define_special_symbol): Likewise.
10211 * testsuite/ver_test_10.script: New file.
10212 * testsuite/ver_test_10.sh: New file.
10213 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10214 (check_DATA): Add ver_test_10.syms.
10215 (ver_test_10.syms, ver_test_10.so): New target.
10216 * testsuite/Makefile.in: Rebuild.
10217
58e54ac2
CD		 102182008-07-23 Simon Baldwin <simonb@google.com>
10219
10220 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10221 to zero for undefined symbols from dynamic libraries.
10222
95d14cd3
ILT		 102232008-07-23 Ian Lance Taylor <iant@google.com>
10224
10225 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10226 Change all callers.
10227 * symtab.h (class Symbol_table): Update declaration.
10228 * testsuite/ver_test_9.cc: New file.
10229 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10230 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10231 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10232 (ver_test_9.so, ver_test_9.o): New targets.
10233 * testsuite/Makefile.in: Rebuild.
10234
92de84a6
ILT		 102352008-07-22 Ian Lance Taylor <iant@google.com>
10236
34810851
ILT		 10237 * options.h (class General_options): Define --check-sections.
10238 * layout.cc (Layout::set_segment_offsets): Handle
10239 --check-sections.
10240
af6156ef
ILT		 10241 * options.h (class General_options): Define -n/--nmagic and
10242 -N/--omagic.
10243 * options.cc (General_options::finalize): For -n/--nmagic or
10244 -N/--omagic, set -static.
10245 * layout.cc (Layout::attach_allocated_section_to_segment): If
10246 -N/--omagic, don't put read-only and read-write sections in
10247 different segments.
10248 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10249 finding a read-only segment.
10250 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10251 don't set the minimum segment alignment to the common page size,
10252 and don't set the file offset to the address modulo the page size.
10253 * script-sections.cc (Script_sections::create_segments): If
10254 -n/--omagic, don't put read-only and read-write sections in
10255 different segments.
10256
92de84a6
ILT		 10257 * cref.cc: New file.
10258 * cref.h: New file.
10259 * options.h (class General_options): Add --print-symbol-counts.
10260 * main.cc (main): Issue defined symbol report if requested.
10261 * archive.cc (Archive::interpret_header): Make into a const member
10262 function.
10263 (Archive::add_symbols): Call Input_objects::archive_start and
10264 archive_stop.
10265 (Archive::const_iterator): Define new class.
10266 (Archive::begin, Archive::end): New functions.
10267 (Archive::include_all_members): Rewrite to use iterator.
10268 (Archive::count_members): New function.
10269 * archive.h (class Archive): Update declarations.
10270 (Archive::filename): New function.
10271 * object.cc: Include "cref.h".
10272 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10273 (Sized_relobj::do_get_global_symbol_counts): New function.
10274 (Input_objects::add_object): Add object to cross-referencer.
10275 (Input_objects::archive_start): New function.
10276 (Input_objects::archive_stop): New function.
10277 (Input_objects::print_symbol_counts): New function.
10278 * object.h: Declare Cref and Archive.
10279 (Object::get_global_symbol_counts): New function.
10280 (Object::do_get_global_symbol_counts): New pure virtual function.
10281 (class Sized_relobj): Add defined_count_ field. Update
10282 declarations.
10283 (class Input_objects): Add cref_ field. Update constructor.
10284 Update declarations.
10285 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10286 defined_count_.
10287 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10288 symbol counts.
10289 (Sized_dynobj::do_get_global_symbol_counts): New function.
10290 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10291 defined_count_. Update declarations. Define Symbols typedef.
10292 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10293 parameter. Change all callers.
10294 (Symbol_table::add_from_dynobj): Add sympointers and defined
10295 parameters. Change all callers.
10296 * symtab.h (class Symbol_table): Update declarations.
10297 * Makefile.am (CCFILES): Add cref.cc.
10298 (HFILES): Add cref.h.
10299 * Makefile.in: Rebuild.
10300
3f7c5e1d
CD		 103012008-07-22 Simon Baldwin <simonb@google.com>
10302
10303 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10304 to zero when writing undefined symbols.
10305
e0b64032
ILT		 103062008-07-22 Ian Lance Taylor <iant@google.com>
10307
10308 * output.cc (Output_section::add_input_section): Don't try to
10309 merge empty merge sections.
10310
096b02cf
CS		 103112008-07-21 Craig Silverstein <csilvers@google.com>
10312
10313 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10314 Include symbol version in error message.
cd536b21 10315
1d1f116d
CD		 103162008-07-20 Chris Demetriou <cgd@google.com>
10317
cd536b21 10318 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10319 (RANDOM_SEED_CFLAGS): New substituted variable.
10320 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10321 * configure: Rebuild.
10322 * Makefile.in: Likewise.
10323 * testsuite/Makefile.in: Likewise.
10324
a18f591e
ILT		 103252008-07-18 Ian Lance Taylor <iant@google.com>
10326
10327 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10328 where we see NAME/NULL and NAME/VERSION as separate symbols.
10329 * testsuite/ver_test_main.cc (main): Call t4.
10330 (t4, t4_2a): Define.
10331 * testsuite/ver_test_2.cc (t4_2): Define.
10332 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10333 * testsuite/ver_test_4.cc (t4_2a): Define.
10334 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10335 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10336
c6e3f6ed
ILT		 103372008-07-17 Ian Lance Taylor <iant@google.com>
10338
10339 * dynobj.cc (Versions::add_def): If we give an error about a
10340 missing version, go ahead and create the version anyhow.
10341
ef9beddf
ILT		 103422008-07-10 Ian Lance Taylor <iant@google.com>
10343
10344 Handle output sections with more than 0x7fffffff bytes.
10345 * object.h (class Relobj): Change map_to_output_ to
10346 output_sections_, and just keep a section pointer. Change all
10347 uses. Move comdat group support to Sized_relobj.
10348 (Relobj::is_section_specially_mapped): Remove.
10349 (Relobj::output_section): Remove poff parameter. Change all
10350 callers.
10351 (Relobj::output_section_offset): New function.
10352 (Relobj::set_section_offset): Rewrite.
10353 (Relobj::map_to_output): Remove.
10354 (Relobj::output_sections): New function.
10355 (Relobj::do_output_section_offset): New pure virtual function.
10356 (Relobj::do_set_section_offset): Likewise.
10357 (class Sized_relobj): Add section_offsets_ field. Add comdat
10358 group support from Relobj. Update declarations.
10359 (Sized_relobj::get_output_section_offset): New function.
10360 (Sized_relobj::do_output_section_offset): New function.
10361 (Sized_relobj::do_set_section_offset): New function.
10362 * object.cc (Relobj::output_section_address): Remove.
10363 (Sized_relobj::Sized_relobj): Initialize new fields.
10364 (Sized_relobj::include_section_group): Cast find_kept_object to
10365 Sized_relobj.
10366 (Sized_relobj::include_linkonce_section): Likewise.
10367 (Sized_relobj::do_layout): Use separate arrays for output section
10368 and output offset.
10369 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10370 output_sections.
10371 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10372 output_sections and section_offsets.
10373 (Sized_relobj::write_local_symbols): Likewise.
10374 (map_to_kept_section): Compute output address directly.
10375 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10376 output_sections and section_offsets.
10377 (Sized_relobj::write_sections): Likewise.
10378 (Sized_relobj::relocate_sections): Likewise.
10379 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10380 * output.h (class Output_reloc): Update declarations. Change
10381 u2_.relobj to Sized_relobj*.
10382 (class Output_data_reloc): Change add functions to use
10383 Sized_relobj*.
10384 * output.cc (Output_reloc::Output_reloc): Change relobj to
10385 Sized_relobj*.
10386 (Output_reloc::local_section_offset): Change return type to
10387 Elf_Addr. Use get_output_section_offset.
10388 (Output_reloc::get_address): Likewise.
10389 (Output_section::is_input_address_mapped): Don't call
10390 is_section_specially_mapped.
10391 (Output_section::output_offset): Likewise.
10392 (Output_section::output_address): Likewise.
10393 (Output_section::starting_output_address): Likewise.
10394 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10395 parameter to Sized_relobj*.
10396 (Copy_relocs::need_copy_reloc): Likewise.
10397 (Copy_relocs::save): Likewise.
10398 * copy-relocs.h (class Copy_relocs): Update declarations.
10399 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10400 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10401 * target-reloc.h (relocate_for_relocatable): Change
10402 offset_in_output_section type to Elf_Addr. Change code that uses
10403 it as well.
10404 * layout.cc (Layout::layout): Always set *off.
10405 * mapfile.cc (Mapfile::print_input_section): Use
10406 output_section_offset.
10407 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10408 Sized_relobj*.
10409 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10410 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10411 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10412
5cb66f97
ILT		 104132008-07-03 Ian Lance Taylor <iant@google.com>
10414
10415 * layout.cc (Layout::include_section): Do not discard unrecognized
10416 SHT_STRTAB sections.
10417
afe47622
CS		 104182008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10419
10420 * script.cc (Lex::can_continue_name): Make '?' allowable in
10421 version-script names.
10422 * testsuite/version_script.map: Change glob pattern to use '?'
10423
5adf9721
ILT		 104242008-06-30 Manish Singh <yosh@gimp.org>
10425
10426 PR 6585
10427 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10428 Correct typo.
10429
e6fde208
ILT		 104302008-06-30 Ian Lance Taylor <iant@google.com>
10431
10432 PR 6660
10433 PR 6682
10434 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10435 versions]: Don't try to read the value in the contents, since we
10436 don't use it. Use the template endianness when writing.
10437
3f2e6a2d
CC		 104382008-06-25 Cary Coutant <ccoutant@google.com>
10439
10440 * fileread.cc (File_read::make_view): Assert on zero-length view.
10441 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10442 symbol table when there are no symbols to read.
10443
c43d3a48
CS		 104442008-06-23 Craig Silverstein <csilvers@google.com>
10445
10446 * version.cc (version_string): Bump to 1.7
10447
5f494ea0
CS		 104482008-06-18 Craig Silverstein <csilvers@google.com>
10449
10450 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10451 constant 0xFFFF to type Valtype.
10452 (Powerpc_relocate_functions::rel16_ha): Likewise.
10453
c42e122e
ILT		 104542008-06-17 Ian Lance Taylor <iant@google.com>
10455
f34787f8
ILT		 10456 * output.h (Output_section::Input_section): Initialize p2align_ to
10457 zero for Output_section_data constructors.
10458 (Output_section::Input_section::addralign): If not an input
10459 section, return the alignment of the Output_section_data.
10460 * testsuite/copy_test.cc: New file.
10461 * testsuite/copy_test_1.cc: New file.
10462 * testsuite/copy_test_2.cc: New file.
10463 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10464 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10465 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10466 (copy_test_1_pic.o, copy_test_1.so): New targets.
10467 (copy_test_2_pic.o, copy_test_2.so): New targets.
10468 * testsuite/Makefile.in: Rebuild.
10469
c42e122e
ILT		 10470 * script-sections.cc (Script_sections::place_orphan): Initialize
10471 local variable exact.
10472
ce3ac18a
DE		 104732008-06-13 David Edelsohn <edelsohn@gnu.org>
10474
10475 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10476
42cacb20
DE		 104772008-06-12 David Edelsohn <edelsohn@gnu.org>
10478 David S. Miller <davem@davemloft.net>
10479
10480 * powerpc.cc: New file.
10481 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10482 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10483 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10484 * Makefile.in: Rebuild.
10485
7b308235
ILT		 104862008-06-09 Ian Lance Taylor <iant@google.com>
10487
10488 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10489 <exception>.
10490 (throwing, orig_terminate): New static variables.
10491 (terminate_handler): New static function.
10492 (t2): Set terminate handler.
10493
f0b886e3
ILT		 104942008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10495
10496 PR 6584
cd536b21 10497 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10498 alignment.
10499
3e90f135
CC		 105002008-05-30 Cary Coutant <ccoutant@google.com>
10501
10502 * archive.cc (Archive::include_all_members) Correct to step
10503 over symbol table and extended name table in thin archives.
10504
e09ad04a
ILT		 105052008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10506
10507 PR 6407
10508 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10509 calculation.
10510
62b01cb5
ILT		 105112008-05-28 Caleb Howe <cshowe@google.com>
10512
10513 * reduced_debug_output.cc: New file.
10514 * reduced_debug_output.h: New file.
92de84a6 10515 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10516 * options.cc (General_options::finalize): Add strip_debug_non_line
10517 to the strip heirarchy.
10518 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10519 fields.
10520 * layout.cc: Include "reduced_debug_output.h".
10521 (Layout::Layout): Initialize new fields.
10522 (line_only_debug_sections): New static array.
10523 (is_lines_only_debug_sections): New static inline function.
10524 (Layout::include_section): Handle --strip-debug-non-line.
10525 (Layout::make_output_section): If --strip-debug-non-line, build
10526 new output sections for .debug_abbrev and .debug_info.
10527 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10528 gold. Warn about possible overflow.
10529 (read_signed_LEB_128): Likewise.
10530 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10531 (read_signed_LEB_128): Declare.
10532 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10533 (HFILES): Add reduced_debug_output.h.
10534 * Makefile.in: Rebuild.
10535
7d9e3d98
ILT		 105362008-05-21 Ian Lance Taylor <iant@google.com>
10537
10538 * mapfile.cc: New file.
10539 * mapfile.h: New file.
10540 * options.h (class General_options): Add -M/--print-map and -Map.
10541 * options.cc (General_options::finalize): Make -M equivalent to
10542 -Map -.
10543 * main.cc: Include <cstdio> and "mapfile.h".
10544 (main): Open mapfile if requested.
10545 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10546 constructor. Change caller.
10547 (queue_initial_tasks): Add mapfile parameter. Change caller.
10548 (queue_middle_tasks): Likewise.
10549 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10550 declarations.
10551 * archive.cc: Include "mapfile.h".
10552 (Archive::add_symbols): Add mapfile parameter. Change all
10553 callers. Pass mapfile, symbol, and reason to include_member.
10554 (Archive::include_all_members): Add mapfile parameter. Change all
10555 callers.
10556 (Archive::include_member): Add mapfile, sym, and why parameters.
10557 Change all callers. Report inclusion to map file.
10558 * archive.h: Include "fileread.h".
10559 (class Archive): Update declarations.
10560 (Archive::file): New const method.
10561 (class Add_archive_symbols): Add mapfile_ field. Update
10562 constructor. Change all callers.
10563 * readsyms.h (class Read_symbols): Likewise.
10564 (class Finish_group): Likewise.
10565 (class Read_script): Likewise.
10566 * common.cc: Include "mapfile.h".
10567 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10568 all callers.
10569 (Symbol_table::do_allocate_commons): Likewise.
10570 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10571 symbol allocation to mapfile.
10572 * common.h (class Allocate_commons_task): Add mapfile_ field.
10573 Update constructor. Change all callers.
10574 * symtab.h (class Symbol_table): Update declarations.
10575 * layout.cc: Include "mapfile.h".
10576 (Layout_task_runner::run): Print information to mapfile.
10577 (Layout::create_gold_note): Change Output_data_fixed_space to
10578 Output_data_zero_fill.
10579 (Layout::create_build_id): Likewise.
10580 (Layout::print_to_mapfile): New function.
10581 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10582 constructor. Change caller.
10583 (class Layout): Declare print_to_mapfile.
10584 * output.cc (Output_section::Input_section::print_to_mapfile): New
10585 function.
10586 (Output_section::add_input_section): If producing a map, always
10587 add to input_sections_ list.
10588 (Output_section::do_print_to_mapfile): New function.
10589 (Output_segment::print_sections_to_mapfile): New function.
10590 (Output_segment::print_section_list_to_mapfile): New function.
10591 * output.h: Include "mapfile.h".
10592 (Output_data::print_to_mapfile): New function.
10593 (Output_data::do_print_to_mapfile): New virtual function.
10594 (Output_segment_headers::do_print_to_mapfile): New function.
10595 (Output_file_header::do_print_to_mapfile): New function.
10596 (Output_data_const::do_print_to_mapfile): New function.
10597 (class Output_data_const_buffer): Add map_name_ field. Update
10598 constructor. Change all callers. Add do_print_to_mapfile
10599 function.
10600 (class Output_data_fixed_space): Likewise.
10601 (class Output_data_space): Likewise.
10602 (class Output_data_zero_fill): New class.
10603 (Output_data_strtab::do_print_to_mapfile): New function.
10604 (Output_data_reloc_base::do_print_to_mapfile): New function.
10605 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10606 (Output_data_group::do_print_to_mapfile): New function.
10607 (Output_data_got::do_print_to_mapfile): New function.
10608 (Output_data_dynamic::do_print_to_mapfile): New function.
10609 (Output_symtab_xindex::do_print_to_mapfile): New function.
10610 (class Output_section): Declare do_print_to_mapflie. Declare
10611 print_to_mapfile in Input_section.
10612 (class Output_segment): Declare new functions.
10613 * object.h (Sized_relobj::symbol_count): New function.
10614 * script-sections.cc
10615 (Output_section_element_dot_assignment::set_section_addresses):
10616 Change Output_data_fixed_space to Output_data_zero_fill.
10617 (Output_data_expression::do_print_to_mapfile): New function.
10618 * script.cc (read_input_script): Add mapfile parameter. Change
10619 all callers.
10620 * script.h (read_input_script): Update declaration.
10621 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10622 (Eh_frame::do_print_to_mapfile): New function.
10623 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10624 (Output_merge_string::do_print_to_mapfile): New function.
10625 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10626 function.
10627 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10628 function.
10629 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10630 function.
10631 * Makefile.am (CCFILES): Add mapfile.cc.
10632 (HFILES): Add mapfile.h.
10633 * Makefile.in: Rebuild.
10634
9f1d377b
ILT		 106352008-05-19 Ian Lance Taylor <iant@google.com>
10636
10637 * options.h (class General_options): Add -z relro.
10638 * layout.cc (Layout::Layout): Initialize relro_segment_.
10639 (Layout::add_output_section_data): Return the output section.
10640 (Layout::make_output_section): Rcognize relro sections and mark
10641 them appropriately.
10642 (Layout::attach_allocated_section_to_segment): Put relro sections
10643 in a PT_GNU_RELRO segment.
10644 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10645 section as relro.
10646 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10647 PT_TLS segments.
10648 (Layout::linkonce_mapping): Map d.rel.ro.local to
10649 .data.rel.ro.local.
10650 (Layout::output_section_name): Us .data.rel.ro.local for any
10651 section which begins with that.
10652 * layout.h (class Layout): Update add_output_section_data
10653 declaration. Add relro_segment_ field.
10654 * output.cc (Output_section::Output_section): Initialize is_relro_
10655 and is_relro_local_ fields.
10656 (Output_segment::add_output_section): Group relro sections.
10657 (Output_segment::is_first_section_relro): New function.
10658 (Output_segment::maximum_alignment): If there is a relro section,
10659 align the segment to the common page size.
10660 (Output_segment::set_section_addresses): Track whether we are
10661 looking at relro sections. If the last section is a relro
10662 section, align to the common page size.
10663 (Output_segment::set_section_list_addresses): Add in_relro
10664 parameter. Change all callers. Align to the page size when
10665 moving from relro to non-relro section.
10666 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10667 segment.
10668 * output.h (class Output_section): Add is_relro_ and
10669 is_relro_local_ fields.
10670 (Output_section::is_relro): New function.
10671 (Output_section::set_is_relro): New function.
10672 (Output_section::is_relro_local): New function.
10673 (Output_section::set_is_relro_local): New function.
10674 (class Output_segment): Update declarations.
10675 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10676 * sparc.cc (Target_sparc::got_section): Likewise.
10677 * x86_64.cc (Target_x86_64::got_section): Likewise.
10678 * testsuite/relro_test_main.cc: New file.
10679 * testsuite/relro_test.cc: New file.
10680 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10681 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10682 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10683 (relro_test.so, relro_test_pic.o): New targets.
10684 * testsuite/Makefile.in: Rebuild.
10685
a984ee1d
ILT		 106862008-05-16 Ian Lance Taylor <iant@google.com>
10687
01676dcd
ILT		 10688 * output.cc (Output_segment::add_output_section): Remove front
10689 parameter.
10690 * output.h (class Output_segment): Remove
10691 add_initial_output_section and overloaded add_output_section.
10692 Update declaration of remaining add_output_section.
10693 * layout.cc (Layout::create_interp): Call add_output_section
10694 rather than add_initial_output_section.
10695 (Layout::finish_dynamic_section): Likewise.
10696
497897f9
ILT		 10697 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10698 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10699 know the dynamic type.
10700 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10701 field. Initialize it in constructor.
10702 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10703 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10704 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10705 reloc.
10706
a984ee1d
ILT		 10707 * output.cc (Output_reloc::get_address): Change return type to
10708 Elf_Addr.
10709 * output.h (class Output_reloc): Update get_address declaration.
10710 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10711 for section addresses.
10712
55ba0940
ILT		 107132008-05-09 Ian Lance Taylor <iant@google.com>
10714
10715 PR 6493
10716 * gold.cc (gold_nomem): Use return value of write.
10717
75517b77
ILT		 107182008-05-08 Ian Lance Taylor <iant@google.com>
10719
10720 * symtab.c (Symbol::init_base_output_data): Add version
10721 parameter. Change all callers.
10722 (Symbol::init_base_output_segment): Likewise.
10723 (Symbol::init_base_constant): Likewise.
10724 (Symbol::init_base_undefined): Likewise.
10725 (Sized_symbol::init_output_data): Likewise.
10726 (Sized_symbol::init_output_segment): Likewise.
10727 (Sized_symbol::init_constant): Likewise.
10728 (Sized_symbol::init_undefined): Likewise.
10729 (Symbol_table::do_define_in_output_data): If the new symbol has a
10730 version, mark it as the default.
10731 (Symbol_table::do_define_in_output_segment): Likewise.
10732 (Symbol_table::do_define_as_constant): Likewise.
10733 * symtab.h (class Symbol): Update declarations.
10734 (class Sized_symbol): Likewise.
10735 * resolve.cc (Symbol::override_version): New function.
c42e122e 10736 (Symbol::override_base): Call override_version.
75517b77
ILT		 10737 (Symbol::override_base_with_special): Likewise.
10738 * testsuite/ver_script_8.script: New file.
10739 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10740 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10741 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10742 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10743
f1f70eae
ILT		 107442008-05-06 Ian Lance Taylor <iant@google.com>
10745
f3e9c5c5
ILT		 10746 PR 6049
10747 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10748 functions.
10749 (class General_options): Remove existing --undefined, and add
10750 --no-undefined instead. Add new --undefined as synonym for -u.
10751 * archive.cc (Archive::add_symbols): Check whether symbol was
10752 named with -u.
10753 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10754 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10755 all uses. Add IS_UNDEFINED. Update declarations to split
10756 different versions of init_base. Declare init_base_undefined.
10757 (Symbol::is_defined): Handle IS_UNDEFINED.
10758 (Symbol::is_undefined): Likewise.
10759 (Symbol::is_weak_undefined): Call is_undefined.
10760 (Symbol::is_absolute): Handle IS_CONSTANT.
10761 (class Sized_symbol): Update declarations to split different
10762 versions of init. Declare init_undefined.
10763 (class Symbol_table): Declare new functions.
10764 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10765 Change all callers.
10766 (Symbol::init_base_output_data): Likewise.
10767 (Symbol::init_base_output_segment): Likewise.
10768 (Symbol::init_base_constant): Likewise.
10769 (Symbol::init_base_undefined): New function.
10770 (Sized_symbol::init_object): Rename from init. Change all
10771 callers.
10772 (Sized_symbol::init_output_data): Likewise.
10773 (Sized_symbol::init_output_segment): Likewise.
10774 (Sized_symbol::init_constant): Likewise.
10775 (Sized_symbol::init_undefined): New function.
10776 (Symbol_table::add_undefined_symbols_from_command_line): New
10777 function.
10778 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10779 function.
10780 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10781 (Symbol::output_section): Likewise.
10782 (Symbol::set_output_section): Likewise.
10783 (Symbol_table::sized_finalize_symbol): Likewise.
10784 (Symbol_table::sized_write_globals): Likewise.
10785 * resolve.cc (Symbol_table::should_override): Likewise.
10786 (Symbol::override_base_with_special): Likewise.
10787
8bdcdf2c
ILT		 10788 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10789 symbol, change it to have default visibility.
10790 * testsuite/protected_1.cc: New file.
10791 * testsuite/protected_2.cc: New file.
10792 * testsuite/protected_3.cc: New file.
10793 * testsuite/protected_main_1.cc: New file.
10794 * testsuite/protected_main_2.cc: New file.
10795 * testsuite/protected_main_3.cc: New file.
10796 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10797 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10798 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10799 (protected_1.so): New target.
10800 (protected_1_pic.o, protected_2_pic.o): New targets.
10801 (protected_3_pic.o): New target.
10802 (check_PROGRAMS): Add protected_2.
10803 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10804 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10805 * testsuite/Makefile.in: Rebuild.
10806
2b706932
ILT		 10807 * options.h (DEFINE_var): Add set_user_set_##varname__.
10808 (DEFINE_bool_alias): New macro.
10809 (class General_options): Define -Bstatic using DEFINE_bool_alias
10810 rather than DEFINE_special. Add --undefined as an alias for -z
10811 defs.
10812 * options.cc (General_options::parse_Bstatic): Remove.
10813
d82a5bcc
ILT		 10814 * options.h (class General_options): Add --fatal-warnings.
10815 * main.cc (main): Implement --fatal-warnings.
10816 * errors.h (Errors::warning_count): New function.
10817
f1f70eae
ILT		 10818 * options.h (class General_options): Add -Bsymbolic-functions.
10819 * symtab.h (Symbol::is_preemptible): Check for
10820 -Bsymbolic-functions.
10821
8825ac63
ILT		 108222008-05-05 Ian Lance Taylor <iant@google.com>
10823
d98bc257
ILT		 10824 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10825 as noVARNAME rather than no-VARNAME.
10826 (class General_options): Add option -z combreloc.
10827 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10828 get_address.
10829 (Output_reloc::sort_before) [SHT_REL]: New function.
10830 (Output_reloc::sort_before) [SHT_RELA]: New function.
10831 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10832 Sort_relocs_comparison.
10833 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10834 parameter. Change all callers.
10835 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10836 sort_relocs parameter. Change all callers.
10837 * output.cc (Output_reloc::get_address): New function, broken out
10838 of write_rel.
10839 (Output_reloc::write_rel): Call it.
10840 (Output_reloc::compare): New function.
10841 (Output_data_reloc_base::do_write): Optionally sort relocs.
10842
60b2b4e7
ILT		 10843 * configure.ac: If targ_extra_obj is set, link it in.
10844 * configure.tgt: Initialize all variables.
10845 (x86_64*): Set targ_extra_obj and targ_extra_size.
10846 * configure: Rebuild.
10847
8825ac63
ILT		 10848 * object.cc (Sized_relobj::include_section_group): Adjust section
10849 indexes read from group data. Build vector to pass to
10850 layout_group.
10851 * layout.cc (Layout::layout_group): Add flags and shndxes
10852 parameters. Remove contents parameter. Change caller. Update
10853 explicit instantiations.
10854 * layout.h (class Layout): Update layout_group declaration.
10855 * output.cc (Output_data_group::Output_data_group): Add flags and
10856 input_shndxes parameters. Remove contents parameter. Change
10857 caller.
10858 (Output_data_group::do_write): Change input_sections_ to
10859 input_shndxes_.
10860 * output.h (class Output_data_group): Update constructor
10861 declaration. Rename input_sections_ to input_shndxes_.
10862 * testsuite/many_sections_test.cc: Add template.
10863
e94cf127
CC		 108642008-04-30 Cary Coutant <ccoutant@google.com>
10865
4418b2d5
CC		 10866 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10867
e94cf127
CC		 10868 * layout.cc (Layout::include_section): Refactored check for debug
10869 info section.
10870 (Layout::add_comdat): Add new parameters. Change type
10871 of signature parameter. Add object and shndx to signatures table.
10872 (Layout::find_kept_object): New function.
10873 * layout.h: Include <cstring>.
10874 (Layout::is_debug_info_section): New function.
10875 (Layout::add_comdat): Add new parameters.
10876 (Layout::find_kept_object): New function.
10877 (Layout::Kept_section): New struct.
10878 (Layout::Signatures): Change type of map range.
10879 * object.cc (Relobj::output_section_address): New function.
10880 (Sized_relobj::include_section_group): Add new parameters. Change
10881 calls to Layout::add_comdat. Change to build table of kept comdat
10882 groups and table mapping discarded sections to kept sections.
10883 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10884 (Sized_relobj::do_layout): Change calls to include_section_group and
10885 include_linkonce_section.
10886 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10887 value to zero when section is discarded.
10888 (Sized_relobj::map_to_kept_section): New function.
10889 * object.h (Relobj::output_section_address): New function.
10890 (Relobj::Comdat_group): New type.
10891 (Relobj::find_comdat_group): New function.
10892 (Relobj::Comdat_group_table): New type.
10893 (Relobj::Kept_comdat_section): New type.
10894 (Relobj::Kept_comdat_section_table): New type.
10895 (Relobj::add_comdat_group): New function.
10896 (Relobj::set_kept_comdat_section): New function.
10897 (Relobj::get_kept_comdat_section): New function.
10898 (Relobj::comdat_groups_): New field.
10899 (Relobj::kept_comdat_sections_): New field.
10900 (Symbol_value::input_value): Update comment.
10901 (Sized_relobj::map_to_kept_section) New function.
10902 (Sized_relobj::include_linkonce_section): Add new parameter.
10903 * target-reloc.h (Comdat_behavior): New type.
10904 (get_comdat_behavior): New function.
10905 (relocate_section): Add code to map a discarded section to the
10906 corresponding kept section when applying a relocation.
10907
e4e5049b
CS		 109082008-04-30 Craig Silverstein <csilvers@google.com>
10909
10910 * dwarf_reader.cc (next_generation_count): New static var.
10911 (Addr2line_cache_entry): New struct.
10912 (addr2line_cache): New static var.
10913 (Dwarf_line_info::one_addr2line): Added caching.
10914 (Dwarf_line_info::clear_addr2line_cache): New function.
10915 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10916 cache-size parameter.
10917 (Dwarf_line_info::one_addr2line_cache): New function.
10918 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10919 new cache-size argument to one_addr2line(), and clear cache.
10920
d09e9154
CC		 109212008-04-28 Cary Coutant <ccoutant@google.com>
10922
10923 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10924 R_386_PC8 relocations.
10925
7ef73768
ILT		 109262008-04-23 Ian Lance Taylor <iant@google.com>
10927
55438702
ILT		 10928 * object.cc (Sized_relobj::include_section_group): Check for
10929 invalid section group.
10930
c165fb93
ILT		 10931 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10932 header size.
10933
7ef73768
ILT		 10934 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10935 than read for file header.
10936 * archive.cc (Archive::include_member): Likewise.
10937
6194aaab
L		 109382008-04-23 Paolo Bonzini <bonzini@gnu.org>
10939
10940 * aclocal.m4: Regenerate.
10941 * configure: Regenerate.
10942
d491d34e
ILT		 109432008-04-19 Ian Lance Taylor <iant@google.com>
10944
5ea2bac6
ILT		 10945 * version.cc (version_string): Bump to 1.6.
10946
7bc3e21a
ILT		 10947 * testsuite/Makefile.am (many_sections_r_test): New target.
10948 (many_sections_r_test_SOURCES): Remove.
10949 (many_sections_r_test_DEPENDENCIES): Remove.
10950 (many_sections_r_test_LDFLAGS): Remove.
10951 (many_sections_r_test_LDADD): Remove.
10952
7fcd3aa9
ILT		 10953 * object.cc (Sized_relobj::do_add_symbols): Always pass
10954 local_symbol_count_ to add_from_relobj.
10955
4c94d6ae
ILT		 10956 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10957 every thousand variables.
10958 * testsuite/Makefile.in: Rebuild.
10959
d491d34e
ILT		 10960 * object.cc (Xindex::initialize_symtab_xindex): New function.
10961 (Xindex::read_symtab_xindex): New function.
10962 (Xindex::sym_xindex_to_shndx): New function.
10963 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10964 available.
10965 (Sized_relobj::do_initialize_xindex): New function.
10966 (Sized_relobj::do_read_symbols): Adjust section links.
10967 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10968 parameter. Change all callers.
10969 (Sized_relobj::include_section_group): Adjust section links and
10970 symbol section indexes.
10971 (Sized_relobj::do_layout): Adjust section links.
10972 (Sized_relobj::do_count_local_symbols): Adjust section links and
10973 symbol section indexes.
10974 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10975 ordinary and special symbols.
10976 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10977 dynsym_xindex parameters. Change all callers. Adjust section
10978 links. Use SHN_XINDEX when needed.
10979 (Sized_relobj::get_symbol_location_info): Adjust section links.
10980 Don't get fooled by special symbols.
10981 * object.h (class Xindex): Define.
10982 (class Object): Add xindex_ parameter. Declare virtual functoin
10983 do_initialize_xindex.
10984 (Object::adjust_sym_shndx): New function.
10985 (Object::set_xindex): New protected function.
10986 (class Symbol_value): Add is_ordinary_shndx_ field.
10987 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10988 (Symbol_value::value): Assert ordinary section.
10989 (Symbol_value::initialize_input_to_output_map): Likewise.
10990 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10991 Change all callers.
10992 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10993 all callers.
10994 (class Sized_relobj): Update declarations.
10995 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10996 parameter. Change all callers.
10997 (Sized_relobj::adjust_shndx): New function.
10998 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10999 field.
11000 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11001 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11002 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11003 (Sized_dynobj::read_dynsym_section): Adjust section links.
11004 (Sized_dynobj::read_dynamic): Likewise.
11005 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11006 section links.
11007 (Sized_dynobj::do_initialize_xindex): New function.
11008 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11009 do_initialize_xindex.
11010 (Sized_dynobj::adjust_shndx): New function.
11011 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11012 dynsym_xindex_ fields.
11013 (Layout::finalize): Add a call to set_section_indexes before
11014 creating the symtab sections.
11015 (Layout::set_section_indexes): Don't do anything if the section
11016 already has a section index.
11017 (Layout::create_symtab_sections): Add shnum parameter. Change
11018 caller. Create .symtab_shndx section if needed.
11019 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11020 caller.
11021 (Layout::allocated_output_section_count): New function.
11022 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11023 needed.
11024 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11025 fields. Update declarations.
11026 (Layout::symtab_xindex): New function.
11027 (Layout::dynsym_xindex): New function.
11028 (class Write_symbols_task): Add layout_ field.
11029 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11030 Change caller.
11031 * output.cc (Output_section_headers::Output_section_headers): Add
11032 shstrtab_section parameter. Change all callers.
11033 (Output_section_headers::do_sized_write): Store overflow values
11034 for section count and section string table section index in
11035 section header zero.
11036 (Output_file_header::do_sized_write): Check for overflow of
11037 section count and section string table section index.
11038 (Output_symtab_xindex::do_write): New function.
11039 (Output_symtab_xindex::endian_do_write): New function.
11040 * output.h (class Output_section_headers): Add shstrtab_section_.
11041 Update declarations.
11042 (class Output_symtab_xindex): Define.
11043 (Output_section::has_out_shndx): New function.
11044 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11045 field.
11046 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11047 Change all callers.
11048 (Sized_symbol::init): Likewise.
11049 (Symbol::output_section): Check for ordinary symbol.
11050 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11051 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11052 callers.
11053 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11054 Change all callers. Simplify handling of symbols from sections
11055 not included in the link.
11056 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11057 distinction.
11058 (Weak_alias_sorter::operator()): Assert that symbols are
11059 ordinary.
11060 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11061 distinction.
11062 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11063 parameters. Change all callers.
11064 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11065 symbol distinction. Use SHN_XINDEX when needed.
11066 (Symbol_table::write_section_symbol): Add symtab_xindex
11067 parameter. Change all callers.
11068 (Symbol_table::sized_write_section_symbol): Likewise. Use
11069 SHN_XINDEX when needed.
11070 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11071 declarations.
11072 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11073 (Symbol::is_defined): Check is_ordinary.
11074 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11075 (Symbol::is_absolute, Symbol::is_common): Likewise.
11076 (class Sized_symbol): Update declarations.
11077 (class Symbol_table): Update declarations.
11078 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11079 parameters. Change all callers.
11080 (Sized_symbol::override): Likewise.
11081 (Symbol_table::override): Likewise.
11082 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11083 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11084 is_ordinary, and orig_st_shndx parameters. Change all callers.
11085 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11086 to be in an ordinary section.
11087 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11088 object and is_ordinary parameters. Change all callers.
11089 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11090 Change all callers. Don't add undefined or non-ordinary symbols
11091 to reloc_map_.
11092 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11093 Change all callers.
11094 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11095 declarations.
11096 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11097 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11098 (Sized_relobj::relocate_sections): Likewise.
11099 * target-reloc.h (scan_relocs): Adjust section symbol index.
11100 (scan_relocatable_relocs): Likewise.
11101 * i386.cc (Scan::local): Check for ordinary symbols.
11102 * sparc.cc (Scan::local): Likewise.
11103 * x86_64.cc (Scan::local): Likewise.
11104 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11105 to symbol_section_and_value.
11106 * testsuite/many_sections_test.cc: New file.
11107 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11108 (check_PROGRAMS): Add many_sections_test.
11109 (many_sections_test_SOURCES): Define.
11110 (many_sections_test_DEPENDENCIES): Define.
11111 (many_sections_test_LDFLAGS): Define.
11112 (BUILT_SOURCES): Add many_sections_define.h.
11113 (many_sections_define.h): New target.
11114 (BUILT_SOURCES): Add many_sections_check.h.
11115 (many_sections_check.h): New target.
11116 (check_PROGRAMS): Add many_sections_r_test.
11117 (many_sections_r_test_SOURCES): Define.
11118 (many_sections_r_test_DEPENDENCIES): Define.
11119 (many_sections_r_test_LDFLAGS): Define.
11120 (many_sections_r_test_LDADD): Define.
11121 (many_sections_r_test.o): New target.
11122 * testsuite/Makefile.in: Rebuild.
11123
c5818ff1
CC		 111242008-04-17 Cary Coutant <ccoutant@google.com>
11125
11126 * errors.cc (Errors::info): New function.
11127 (gold_info): New function.
11128 * errors.h (Errors::info): New function.
11129 * gold.h (gold_info): New function.
11130 * object.cc (Input_objects::add_object): Print trace output.
11131 * options.cc (options::parse_set): New function.
11132 (General_options::parse_wrap): Deleted.
11133 (General_options::General_options): Deleted initializer.
11134 * options.h (options::String_set): New typedef.
11135 (options::parse_set): New function.
11136 (DEFINE_set): New macro.
11137 (General_options::wrap): Changed to use DEFINE_set. Changed
11138 callers of any_wrap_symbols and is_wrap_symbol.
11139 (General_options::trace, General_options::trace_symbol):
11140 New options.
11141 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11142 (General_options::wrap_symbols_): Deleted.
11143 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11144
b5be4a7c
DM		 111452008-04-17 David S. Miller <davem@davemloft.net>
11146
11147 * options.cc (General_options::parse_V): New function.
11148 * options.h: Add entries for -V and -Qy.
11149
155a0dd7
ILT		 111502008-04-17 Ian Lance Taylor <iant@google.com>
11151
11152 * common.cc (Symbol_table::allocate_commons): Remove options
11153 parameter. Change caller.
11154 (Symbol_table::do_allocate_commons): Remove options parameter.
11155 Change caller. Just call do_allocate_commons_list twice.
11156 (Symbol_table::do_allocate_commons_list): New function, broken out
11157 of do_allocate_commons.
11158 * common.h (class Allocate_commons_task): Remove options_ field.
11159 Update constructor.
11160 * symtab.cc (Symbol_table::Symbol_table): Initialize
11161 tls_commons_.
11162 (Symbol_table::add_from_object): Put TLS common symbols on
11163 tls_commons_ list.
11164 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11165 which are IN_OUTPUT_DATA.
11166 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11167 allocate_commons and do_allocate_commons declarations. Declare
11168 do_allocate_commons_list.
11169 * gold.cc (queue_middle_tasks): Update creation of
11170 Allocate_commons_task to not pass options.
11171 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11172 (TLS_TEST_C_FLAGS): New variable.
11173 (tls_test_c_pic.o): New target.
11174 (tls_test_shared.so): Link in tls_test_c_pic.o.
11175 (tls_test_c_pic_ie.o): New target.
11176 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11177 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11178 (tls_test_c.o): New target.
11179 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11180 (tls_pic_test_LDADD): Likewise.
11181 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11182 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11183 (tls_test_c_gnu2.o): New target.
11184 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11185 tls_test_c_gnu2.o.
11186 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11187 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11188 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11189 * testsuite/tls_test.cc: Include "config.h".
11190 (t_last): Call t11_last.
11191 * testsuite/tls_test.h (t11, t11_last): Declare.
11192 * testsuite/tls_test_c.c: New file.
11193 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11194 * configure.ac: Check for OpenMP support.
11195 * configure, config.in, Makefile.in: Rebuild.
11196 * testsuite/Makefile.in: Rebuild.
11197
edfbb029
CC		 111982008-04-16 Cary Coutant <ccoutant@google.com>
11199
11200 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11201 (Target_i386::tls_base_symbol_defined_): New field.
11202 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11203 (Target_i386::Scan::global): Likewise.
11204 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11205 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11206 (Target_x86_64::tls_base_symbol_defined_): New field.
11207 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11208 (Target_x86_64::Scan::global): Likewise.
11209
f3c69fca
CC		 112102008-04-16 Cary Coutant <ccoutant@google.com>
11211
11212 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11213 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11214 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11215 building shared libraries.
11216 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11217 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11218 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11219 * testsuite/Makefile.in: Rebuild.
11220 * testsuite/weak_undef.h: New file.
11221 * testsuite/weak_undef_file1.cc: Add extra test cases.
11222 * testsuite/weak_undef_file2.cc: Likewise.
11223 * testsuite/weak_undef_test.cc: Likewise.
11224
7c414435
DM		 112252008-04-16 David S. Miller <davem@davemloft.net>
11226
32b769e1
DM		 11227 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11228 Add issued_non_pic_error_ field. Declare check_non_pic.
11229 (Target_sparc::Scan::check_non_pic): New function.
11230 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11231 (Target_sparc::Scan::global): Likewise.
11232
11936fb1
DM		 11233 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11234 * configure: Rebuild.
11235
7c414435
DM		 11236 * options.h (DEFINE_enable): New macro.
11237 (new_dtags): New enable option.
11238 (initfirst, interpose, loadfltr, nodefaultlib,
11239 nodelete, nodlopen, nodump): New -z options.
11240 * layout.cc (Layout:finish_dynamic_section): If new
11241 dtags enabled, emit DT_RUNPATH. Also, emit a
11242 DT_FLAGS_1 containing any specified -z flags.
11243
85c7bf8b
ILT		 112442008-04-16 Ian Lance Taylor <iant@google.com>
11245
12c0daef
ILT		 11246 * copy-relocs.cc: New file.
11247 * copy-relocs.h: New file.
11248 * reloc.cc: Remove Copy_relocs code.
11249 * reloc.h: Likewise.
11250 * reloc-types.h (struct Reloc_types) [both versions]: Add
11251 get_reloc_addend_noerror.
11252 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11253 variants of add_global which take an addend which must be zero.
11254 * i386.cc: Include "copy-relocs.h".
11255 (class Target_i386): Change type of copy_relocs_ to variable,
11256 update initializer.
11257 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11258 Change all callers.
11259 (Target_i386::do_finalize_sections): Change handling of
11260 copy_relocs_.
11261 * sparc.cc: Include "copy-relocs.h".
11262 (class Target_sparc): Change type of copy_relocs_ to variable,
11263 update initializer.
11264 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11265 Change all callers.
11266 (Target_sparc::do_finalize_sections): Change handling of
11267 copy_relocs_.
11268 * x86_64.cc: Include "copy-relocs.h".
11269 (class Target_x86_64): Change type of copy_relocs_ to variable,
11270 update initializer.
11271 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11272 class. Change all callers.
11273 (Target_x86_64::do_finalize_sections): Change handling of
11274 copy_relocs_.
11275 * Makefile.am (CCFILES): Add copy-relocs.cc.
11276 (HFILES): Add copy-relocs.h.
11277
4f4995b6
ILT		 11278 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11279
85c7bf8b
ILT		 11280 * testsuite/script_test_4.sh: Permit leading zeroes.
11281
4f2a9edd
ILT		 112822008-04-15 Ian Lance Taylor <iant@google.com>
11283
e6188289
ILT		 11284 * script-sections.cc (Script_sections::create_segments): Use
11285 header_size_adjustment even when there is enough room for the
11286 headers.
11287 * testsuite/script_test_4.sh: New file.
11288 * testsuite/script_test_4.t: New file.
11289 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11290 (check_DATA): Add script_test_4.stdout.
11291 (MOSTLYCLEANFILES): Likewise.
11292 (script_test_4): New target.
11293 (script_test_4.stdout): New target.
11294 * testsuite/Makefile.in: Rebuild.
11295
4f2a9edd
ILT		 11296 * sparc.cc: Add definitions for Output_data_plt_sparc class
11297 constants.
11298
f5314dd5
DM		 112992008-04-14 David S. Miller <davem@davemloft.net>
11300
11301 * sparc.cc: New file.
11302 * Makefile.am (TARGETSOURCES): Add sparc.cc
11303 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11304 * configure.tgt: Document targ_extra_size and
11305 targ_extra_big_endian. Add entries for sparc-* and
11306 sparc64-*.
11307 * configure.ac: Handle targ_extra_size and
11308 targ_extra_big_endian.
11309 * Makefile.in: Rebuild.
11310 * configure: Likewise.
11311 * po/POTFILES.in: Likewise.
11312 * po/gold.pot: Likewise.
11313
154e0e9a
ILT		 113142008-04-14 Ian Lance Taylor <iant@google.com>
11315
11316 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11317 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11318 in the name/type/flags to section mapping. Don't call
11319 allocate_output_section.
11320 (Layout::choose_output_section): Change parameter from adjust_name
11321 to is_input_section. Don't permit input sections after sections
11322 are attached to segments. Don't call allocate_output_section.
11323 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11324 not write_enable_output_section.
11325 (Layout::make_output_section): Don't push to
11326 unattached_section_list_ nor call attach_to_segment. Call
11327 attach_section_to_segment if sections are attached.
11328 (Layout::attach_sections_to_segments): New function.
11329 (Layout::attach_section_to_segment): New function.
11330 (Layout::attach_allocated_section_to_segment): Rename from
11331 attach_to_segment. Remove flags parameter.
11332 (Layout::allocate_output_section): Remove function.
11333 (Layout::write_enable_output_section): Remove function.
11334 * layout.h (class Layout): Update for above changes. Add new
11335 field sections_are_attached_.
11336 * output.h (Output_section::update_flags_for_input_section): New
11337 function.
11338 * output.cc (Output_section::add_input_section): Call
11339 update_flags_for_input_section.
11340 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11341
009a67a2
CC		 113422008-04-11 Cary Coutant <ccoutant@google.com>
11343
11344 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11345 thought unnecessary.
11346 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11347
759b1a24
ILT		 113482008-04-11 Ian Lance Taylor <iant@google.com>
11349
11350 * output.h (class Output_section_data): Remove inline definition
11351 of set_addralign.
11352 * output.cc (Output_section_data::set_addralign): New function.
11353
c2b45e22
CC		 113542008-04-11 Cary Coutant <ccoutant@google.com>
11355
11356 Add support for TLS descriptors for i386 and x86_64.
11357 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11358 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11359 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11360 GOT_TYPE_TLS_DESC.
11361 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11362 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11363 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11364 relocations.
11365 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11366 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11367 Fix problem with initial-exec relocations.
11368 (Target_i386::Relocate::relocate_tls): Likewise.
11369 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11370 relaxation.
11371 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11372 support for section-plus-offset dynamic table entries.
11373 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11374 (Output_data_dynamic::Dynamic_entry): Add support for
11375 section-plus-offset dynamic table entries.
11376 (Output_data_dynamic::Classification): Likewise.
11377 (Output_data_dynamic::classification_): Renamed offset_.
11378 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11379 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11380 (Target_x86_64::make_plt_section): New function.
11381 (Target_x86_64::reserve_tlsdesc_entries): New function.
11382 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11383 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11384 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11385 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11386 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11387 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11388 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11389 add extra PLT entry for TLS descriptors.
11390 (Output_data_plt_x86_64::got_): New field.
11391 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11392 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11393 fields.
11394 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11395 descriptors.
11396 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11397 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11398 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11399 R_386_TLS_DESC_CALL relocations.
11400 (Target_x86_64::Scan::global): Likewise.
11401 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11402 for TLS descriptors.
11403 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11404 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11405 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11406 GD-to-IE relaxation.
11407 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11408 and TLS_DESCRIPTORS.
11409 * Makefile.in: Rebuild.
11410 * configure: Rebuild.
11411 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11412 (tls_test_shared2.so): New target.
11413 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11414 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11415 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11416 (tls_shared_gd_to_ie_test_LDADD): New variable.
11417 (tls_shared_gnu2_gd_to_ie_test): New target.
11418 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11419 New targets.
11420 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11421 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11422 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11423 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11424 (tls_shared_gnu2_test): New target.
11425 (tls_test_gnu2_shared.so): New target.
11426 (tls_shared_gnu2_test_SOURCES): New variable.
11427 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11428 (tls_shared_gnu2_test_LDFLAGS): New variable.
11429 (tls_shared_gnu2_test_LDADD): New variable.
11430 * testsuite/Makefile.in: Rebuild.
11431 * testsuite/Makefile.
11432
83bfb6b7
ILT		 114332008-04-11 Ian Lance Taylor <iant@google.com>
11434
11435 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11436 justsyms.t.
11437 * testsuite/Makefile.in: Rebuild.
11438
11439 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11440 long.
11441 * testsuite/script_test_2.cc (main): Adjust test.
11442
706e1f5e
ILT		 114432008-04-11 David S. Miller <davem@davemloft.net>
11444 Ian Lance Taylor <iant@google.com>
11445
11446 * options.h (General_options): Add entries for '-Y' and
11447 '-relax'.
11448 * options.cc (General_options:finalize): If -Y was used, add those
11449 entries to the library path instead of the default "/lib" and
11450 "/usr/lib".
11451
7c98e6bb
DM		 114522008-04-11 David S. Miller <davem@davemloft.net>
11453
11454 * testsuite/justsyms.t: Start at 0x100.
11455 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11456 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11457 long.
11458 * testsuite/script_test_2.cc: Adjust string and section length
11459 checks.
7c98e6bb 11460
99a37bfd
ILT		 114612008-04-09 Ian Lance Taylor <iant@google.com>
11462
2cefc357
ILT		 11463 PR gold/5996
11464 * script-sections.cc (Sections_element::allocate_to_segment): Add
11465 orphan parameter.
11466 (Output_section_definition::allocate_to_segment): Likewise.
11467 (Orphan_output_section::allocate_to_segment): Likewise.
11468 (Script_sections::attach_sections_using_phdrs_clause): Don't
11469 propagate non-PT_LOAD segments to orphan sections.
11470 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11471 readelf rather than objdump.
11472 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11473 .interp section and PT_INTERP segment are the same size.
11474 * testsuite/Makefile.in: Rebuild.
11475
99a37bfd
ILT		 11476 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11477 aliases for symbols defined in the same object.
11478 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11479 (weak_alias_test_SOURCES): New variable.
11480 (weak_alias_test_DEPENDENCIES): New variable.
11481 (weak_alias_test_LDFLAGS): New variable.
11482 (weak_alias_test_LDADD): New variable.
11483 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11484 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11485 (weak_alias_test_3.o): New target.
11486 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11487 * testsuite/weak_alias_test_main.cc: New file.
11488 * testsuite/weak_alias_test_1.cc: New file.
11489 * testsuite/weak_alias_test_2.cc: New file.
11490 * testsuite/weak_alias_test_3.cc: New file.
11491
780e49c5
ILT		 114922008-04-08 Ian Lance Taylor <iant@google.com>
11493
cdb0b8f5
ILT		 11494 * options.h (class General_options): Add --noinhibit-exec option.
11495 * main.cc (main): Check --noinhibit-exec.
11496
0864d551
ILT		 11497 * options.h (class General_options): Define --wrap as a special
11498 option. Add wrap_symbols_ field.
11499 (General_options::any_wrap_symbols): New function.
11500 (General_options::is_wrap_symbol): New function.
11501 * options.cc (General_options::parse_wrap): New function.
11502 (General_options::General_options): Initialize wrap_symbols_.
11503 * symtab.cc (Symbol_table::wrap_symbol): New function.
11504 (Symbol_table::add_from_object): Handle --wrap.
11505 * symtab.h (class Symbol_table): Declare wrap_symbol.
11506 * target.h (Target::wrap_char): New function.
11507 (Target::Target_info): Add wrap_char field.
11508 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11509 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11510 * testsuite/testfile.cc (Target_test::test_target_info):
11511 Likewise.
11512
789aa6de
ILT		 11513 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11514 there is one.
11515
2c38906f
ILT		 11516 * layout.h (class Layout): Add added_eh_frame_data_ field.
11517 * layout.cc (Layout::Layout): Initialize new field.
11518 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11519 output section until we find a section we merged successfully.
11520 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11521 that the size be non-zero.
11522
780e49c5
ILT		 11523 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11524 qualifier.
11525
7fcd0256
ILT		 115262008-04-08 Craig Silverstein <csilvers@google.com>
11527
11528 * configure.ac: Export new conditional variable HAVE_ZLIB.
11529 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11530 on HAVE_ZLIB.
11531 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11532 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11533
6835af53
ILT		 115342008-04-07 Ian Lance Taylor <iant@google.com>
11535
e24f324c
ILT		 11536 * version.cc (version_string): Set to "1.5".
11537
a036edd8
ILT		 11538 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11539 Add issued_non_pic_error_ field. Declare check_non_pic.
11540 (Target_x86_64::Scan::check_non_pic): New function.
11541 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11542 (Target_x86_64::Scan::global): Likewise.
11543
624f8810
ILT		 11544 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11545 addend parameter. Change caller. Handle merge sections.
11546 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11547 Address to Addend. Don't add in the result of
11548 local_section_offset, pass down the addend and use the returned
11549 value.
11550 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11551 Update declarations of local_section_offset and symbol_value.
11552 * testsuite/two_file_test_1.cc (t18): New function.
11553 * testsuite/two_file_test_2.cc (f18): New function.
11554 * testsuite/two_file_test_main.cc (main): Call t18.
11555 * testsuite/two_file_test.h (t18, f18): Declare.
11556
6835af53
ILT		 11557 * configure.ac: Don't test for objdump, c++filt, or readelf.
11558 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11559 conditionals.
11560 (TEST_READELF): New variable.
11561 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11562 (check_PROGRAMS): Add two_file_strip_test.
11563 (two_file_strip_test): New target.
11564 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11565 (two_file_same_shared_strip_test_SOURCES): New variable.
11566 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11567 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11568 (two_file_same_shared_strip_test_LDADD): New variable.
11569 (two_file_shared_strip.so): New target.
11570 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11571 (ver_test_5.syms, ver_test_7.syms): Likewise.
11572 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11573 (strip_test_3.stdout): Use TEST_OBJDUMP.
11574 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11575
86925eef
CC		 115762008-04-04 Cary Coutant <ccoutant@google.com>
11577
11578 * symtab.h (Symbol::is_weak_undefined): New function.
11579 (Symbol::is_strong_undefined): New function.
11580 (Symbol::is_absolute): New function.
11581 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11582 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11583 absolute symbols.
11584 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11585 (weak_undef_test): New target.
11586 * testsuite/Makefile.in: Rebuild.
11587 * testsuite/weak_undef_file1.cc: New file.
11588 * testsuite/weak_undef_file2.cc: New file.
11589 * testsuite/weak_undef_test.cc: New file.
11590
126f3ece
ILT		 115912008-04-03 Craig Silverstein <csilvers@google.com>
11592
11593 * compressed_output.h (class Output_compressed_section): Use
11594 unsigned buffer.
11595 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11596 add zlib header.
11597 (zlib_compressed_suffix): Removed.
11598 (Output_compressed_section::set_final_data_size): Use unsigned
11599 buffers.
11600 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11601 Fix linker invocation.
11602 (flagstest_o_specialfile_and_compress_debug_sections):
11603 Likewise.
11604 * testsuite/Makefile.in: Regenerated.
11605
deae2a14
DM		 116062008-04-02 David S. Miller <davem@davemloft.net>
11607
11608 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11609 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11610
70752818
ILT		 116112008-04-02 Craig Silverstein <csilvers@google.com>
11612
11613 * TODO: New file.
11614
39d0cb0e
ILT		 116152008-04-02 Ian Lance Taylor <iant@google.com>
11616
11617 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11618 parameters. Update for new key type to views_. Change all
11619 callers.
11620 (File_read::read): Adjust for byteshift in returned view.
11621 (File_read::add_view): New function, broken out of
11622 find_and_make_view.
11623 (File_read::make_view): New function, broken out of
11624 find_and_make_view.
11625 (File_read::find_or_make_view): Add offset and aligned
11626 parameters. Rewrite accordingly. Change all callers.
11627 (File_read::get_view): Add offset and aligned parameters. Adjust
11628 for byteshift in return value.
11629 (File_read::get_lasting_view): Likewise.
11630 * fileread.h (class File_read): Update declarations.
11631 (class File_read::View): Add byteshift_ field. Add byteshift to
11632 constructor. Add byteshift method.
11633 * archive.h (Archive::clear_uncached_views): New function.
11634 (Archive::get_view): Add aligned parameter. Change all callers.
11635 * object.h (Object::get_view): Add aligned parameter. Change all
11636 callers.
11637 (Object::get_lasting_view): Likewise.
11638
11639 * fileread.cc (File_read::release): Don't call clear_views if
11640 there are multiple objects.
11641 * fileread.h (File_read::clear_uncached_views): New function.
11642 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11643 on the archive.
11644
a1207466
CC		 116452008-03-31 Cary Coutant <ccoutant@google.com>
11646
11647 Add thin archive support.
11648 * archive.cc (Archive::armagt): New const.
11649 (Archive::setup): Remove task parameter and calls to unlock.
11650 (Archive::unlock_nested_archives): New function.
11651 (Archive::read_header): Add nested_off parameter. Change
11652 all callers.
11653 (Archive::interpret_header): Likewise.
11654 (Archive::include_all_members): Change to handle thin
11655 archives.
11656 (Archive::include_member): Likewise.
11657 * archive.h (Archive::Archive): Add new parameters and
11658 initializers.
11659 (Archive::armagt): New const.
11660 (Archive::setup): Remove task parameter.
11661 (Archive::unlock_nested_archives): New function.
11662 (Archive::read_header): Add nested_off parameter.
11663 (Archive::interpret_header): Likewise.
11664 (Archive::Nested_archive_table): New typedef.
11665 (Archive::is_thin_archive_): New field.
11666 (Archive::nested_archives_): New field.
11667 (Archive::options_): New field.
11668 (Archive::dirpath_): New field.
11669 (Archive::task_): New field.
11670 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11671 for thin archives. Pass additional parameters to
11672 Archive::Archive. Unlock the archive file after calling
11673 Archive::setup.
cd536b21 11674
479f6503
ILT		 116752008-03-29 Ian Lance Taylor <iant@google.com>
11676
686c8caf
ILT		 11677 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11678 version symbol to be local.
11679 * testsuite/ver_test_4.sh: New file.
11680 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11681 (check_DATA): Add ver_test_4.syms.
11682 (ver_test_4.syms): New target.
11683 * testsuite/Makefile.in: Rebuild.
11684
ab794b6b
ILT		 11685 * output.cc
11686 (Output_section::Input_section_sort_entry::has_priority): New
11687 function.
11688 (Output_section::Input_section_sort_entry::match_file_name): New
11689 function.
11690 (Output_section::Input_section_sort_entry::match_section_name):
11691 Remove.
11692 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11693 Remove.
11694 (Output_section::Input_section_sort_entry::match_section_file):
11695 Remove.
11696 (Output_section::Input_section_sort_compare::operator()): Rewrite
11697 using new Input_section_sort_entry functions. Sort crtbegin and
11698 crtend first. Sort sections with no priority before sections with
11699 a priority.
11700 * testsuite/initpri1.c (d3): Check j != 4.
11701 (cd5): New constructor/destructor function.
11702 (main): Check j != 2.
11703
479f6503
ILT		 11704 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11705 new symbol when resolving, don't call set_is_default.
11706 * testsuite/ver_test_7.cc: New file.
11707 * testsuite/ver_test_7.sh: New file.
11708 * testsuite/Makefile.am (ver_test_7.so): New target.
11709 (ver_test_7.o): New target.
11710 (check_SCRIPTS): Add ver_test_7.sh.
11711 (check_DATA): Add ver_test_7.syms.
11712 (ver_test_7.syms): New target.
11713
2fd32231
ILT		 117142008-03-28 Ian Lance Taylor <iant@google.com>
11715
11716 * layout.cc (Layout::layout): If we see an input section with a
11717 name that needs sorting, set the must_sort flag for the output
11718 section.
11719 (Layout::make_output_section): If the name of the output section
11720 indicates that it might require sorting, set the may_sort flag.
11721 * output.h (Output_section::may_sort_attached_input_sections): New
11722 function.
11723 (Output_section::set_may_sort_attached_input_sections): New
11724 function.
11725 (Output_section::must_sort_attached_input_sections): New
11726 function.
11727 (Output_section::set_must_sort_attached_input_sections): New
11728 function.
11729 (class Output_section): Declare Input_section_sort_entry. Define
11730 Input_section_sort_compare. Declare
11731 sort_attached_input_sections. Add new fields:
11732 may_sort_attached_input_sections_,
11733 must_sort_attached_input_sections_,
11734 attached_input_sections_are_sorted_.
11735 * output.cc (Output_section::Output_section): Initialize new
11736 fields.
11737 (Output_section::add_input_section): Add an entry to
11738 input_sections_ if may_sort or must_sort are true.
11739 (Output_section::set_final_data_size): Call
11740 sort_attached_input_sections if necessary.
11741 (Output_section::Input_section_sort_entry): Define new class.
11742 (Output_section::Input_section_sort_compare::operator()): New
11743 function.
11744 (Output_section::sort_attached_input_sections): New function.
11745 * configure.ac: Check whether the compiler supports constructor
11746 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11747 * testsuite/initpri1.c: New file.
11748 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11749 CONSTRUCTOR_PRIORITY.
11750 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11751 (initpri1_LDFLAGS): New variable.
11752 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11753
18e6b24e
ILT		 117542008-03-27 Ian Lance Taylor <iant@google.com>
11755
49bdd526
ILT		 11756 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11757 * testsuite/common_test_1.c: New file.
11758 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11759 (common_test_1_SOURCES): New variable.
11760 (common_test_1_DEPENDENCIES): New variable.
11761 (common_test_1_LDFLAGS): New variable.
11762
18e6b24e
ILT		 11763 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11764 and commons_ correctly when NAME/VERSION does not override
11765 NAME/NULL.
11766 * testsuite/ver_test_6.c: New file.
11767 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11768 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11769 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11770
04bf7072
ILT		 117712008-03-26 Ian Lance Taylor <iant@google.com>
11772
5871526f
ILT		 11773 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11774 of an undefined symbol from a version script.
11775 * testsuite/Makefile.am (ver_test_5.so): New target.
11776 (ver_test_5.o): New target.
11777 (check_SCRIPTS): Add ver_test_5.sh.
11778 (check_DATA): Add ver_test_5.syms.
11779 (ver_test_5.syms): New target.
11780 * testsuite/ver_test_5.cc: New file.
11781 * testsuite/ver_test_5.script: New file.
11782 * testsuite/ver_test_5.sh: New file.
11783 * Makefile.in, testsuite/Makefile.in: Rebuild.
11784
04bf7072
ILT		 11785 PR gold/5986
11786 Fix problems building gold with gcc 4.3.0.
11787 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11788 (gold_error_at_location, gold_warning_at_location): Use it.
11789 * configure.ac: Check whether we can compile and use a template
11790 function with a printf attribute.
11791 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11792 when jumping over bytes.
11793 * object.cc: Instantiate Object::read_section_data.
11794 * debug.h: Include <cstring>
11795 * dwarf_reader.cc: Include <algorithm>
11796 * main.cc: Include <cstring>.
11797 * options.cc: Include <cstring>.
11798 * output.cc: Include <cstring>.
11799 * script.cc: Include <cstring>.
11800 * script.h: Include <string>.
11801 * symtab.cc: Include <cstring> and <algorithm>.
11802 * target-select.cc: Include <cstring>.
11803 * version.cc: Include <string>.
11804 * testsuite/testmain.cc: Include <cstdlib>.
11805 * configure, config.in: Rebuild.
11806
874c5b28
ILT		 118072008-03-25 Ian Lance Taylor <iant@google.com>
11808
819d6c3a
ILT		 11809 * options.cc: Include "../bfd/bfdver.h".
11810 (options::help): Print bug reporting address.
11811
f4b2c6f5
ILT		 11812 * version.cc (print_version): Adjust output for current value of
11813 BFD_VERSION_STRING.
11814
11815 * NEWS: New file.
11816
e96caa79
ILT		 11817 * options.cc (options::help): Print list of supported targets.
11818 * target-select.h: Include <vector>.
11819 (class Target_selector): Make machine_, size_, and is_big_endian_
11820 fields const. Add bfd_name_ and instantiated_target_ fields.
11821 (Target_selector::Target_selector): Add bfd_name parameter.
11822 (Target_selector::recognize): Make non-virtual, call
11823 do_recognize.
11824 (Target_selector::recognize_by_name): Make non-virtual, call
11825 do_recognize_by_name.
11826 (Target_selector::supported_names): New function.
11827 (Target_selector::bfd_name): New function.
11828 (Target_selector::do_instantiate_target): New pure virtual
11829 function.
11830 (Target_selector::do_recognize): New virtual function.
11831 (Target_selector::do_recognize_by_name): New virtual function.
11832 (Target_selector::instantiate_target): New private function.
11833 (supported_target_names): Declare.
11834 * target-select.cc (Target_selector::Target_selector): Update for
11835 new parameter and fields.
11836 (select_target_by_name): Check that the name matches before
11837 calling recognize_by_name.
11838 (supported_target_names): New function.
11839 * i386.cc (class Target_selector_i386): Update Target_selector
11840 constructor call. Remove recognize and recognize_by_name. Add
11841 do_instantiate_target.
11842 * x86_64.cc (class Target_selector_x86_64): Likewise.
11843 * testsuite/testfile.cc (class Target_selector_test): Update for
11844 changes to Target_selector.
11845
874c5b28
ILT		 11846 * README: Rewrite, with some notes on unsupported features.
11847
0a65a3a7
CC		 118482008-03-24 Cary Coutant <ccoutant@google.com>
11849
11850 * i386.cc (Target_i386::Got_type): New enum declaration.
11851 (Target_i386::Scan::local): Updated callers of Output_data_got
11852 member functions.
11853 (Target_i386::Scan::global): Likewise.
11854 (Target_i386::Relocate::relocate): Likewise.
11855 (Target_i386::Relocate::relocate_tls): Likewise.
11856 * object.h (Got_offset_list): New class.
11857 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11858 (Sized_relobj::local_got_offset): Likewise.
11859 (Sized_relobj::set_local_got_offset): Likewise.
11860 (Sized_relobj::local_has_tls_got_offset): Removed.
11861 (Sized_relobj::local_tls_got_offset): Removed.
11862 (Sized_relobj::set_local_tls_got_offset): Removed.
11863 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11864 * output.cc (Output_data_got::add_global): Added got_type parameter.
11865 (Output_data_got::add_global_with_rel): Likewise.
11866 (Output_data_got::add_global_with_rela): Likewise.
11867 (Output_data_got::add_global_pair_with_rel): New function.
11868 (Output_data_got::add_global_pair_with_rela): New function.
11869 (Output_data_got::add_local): Added got_type parameter.
11870 (Output_data_got::add_local_with_rel): Likewise.
11871 (Output_data_got::add_local_with_rela): Likewise.
11872 (Output_data_got::add_local_pair_with_rel): New function.
11873 (Output_data_got::add_local_pair_with_rela): New function.
11874 (Output_data_got::add_global_tls): Removed.
11875 (Output_data_got::add_global_tls_with_rel): Removed.
11876 (Output_data_got::add_global_tls_with_rela): Removed.
11877 (Output_data_got::add_local_tls): Removed.
11878 (Output_data_got::add_local_tls_with_rel): Removed.
11879 (Output_data_got::add_local_tls_with_rela): Removed.
11880 * output.h (Output_data_got::add_global): Added got_type parameter.
11881 (Output_data_got::add_global_with_rel): Likewise.
11882 (Output_data_got::add_global_with_rela): Likewise.
11883 (Output_data_got::add_global_pair_with_rel): New function.
11884 (Output_data_got::add_global_pair_with_rela): New function.
11885 (Output_data_got::add_local): Added got_type parameter.
11886 (Output_data_got::add_local_with_rel): Likewise.
11887 (Output_data_got::add_local_with_rela): Likewise.
11888 (Output_data_got::add_local_pair_with_rel): New function.
11889 (Output_data_got::add_local_pair_with_rela): New function.
11890 (Output_data_got::add_global_tls): Removed.
11891 (Output_data_got::add_global_tls_with_rel): Removed.
11892 (Output_data_got::add_global_tls_with_rela): Removed.
11893 (Output_data_got::add_local_tls): Removed.
11894 (Output_data_got::add_local_tls_with_rel): Removed.
11895 (Output_data_got::add_local_tls_with_rela): Removed.
11896 * resolve.cc (Symbol::override_base_with_special): Removed
11897 reference to has_got_offset_ field.
11898 * symtab.cc (Symbol::init_fields): Replaced initialization
11899 of got_offset_ with got_offsets_. Removed initialization
11900 of has_got_offset_
53fcba31 11901 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11902 (Symbol::got_offset): Likewise.
11903 (Symbol::set_got_offset): Likewise.
11904 (Symbol::has_tls_got_offset): Removed.
11905 (Symbol::tls_got_offset): Removed.
11906 (Symbol::set_tls_got_offset): Removed.
11907 (Symbol::got_offset_): Removed.
11908 (Symbol::tls_mod_got_offset_): Removed.
11909 (Symbol::tls_pair_got_offset_): Removed.
11910 (Symbol::got_offsets_): New field.
11911 (Symbol::has_got_offset): Removed.
11912 (Symbol::has_tls_mod_got_offset): Removed.
11913 (Symbol::has_tls_pair_got_offset): Removed.
11914 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11915 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11916 member functions.
11917 (Target_x86_64::Scan::global): Likewise.
11918 (Target_x86_64::Relocate::relocate): Likewise.
11919 (Target_x86_64::Relocate::relocate_tls): Likewise.
11920
bd52eafb
BE		 119212008-03-25 Ben Elliston <bje@au.ibm.com>
11922
11923 * yyscript.y: Fix spelling error in comment.
11924
8b105e34
ILT		 119252008-03-24 Ian Lance Taylor <iant@google.com>
11926
8ed814a9
ILT		 11927 * options.h (class General_options): Define build_id option.
11928 * layout.h (class Layout): Declare write_build_id, create_note,
11929 create_build_id. Add build_id_note_ member.
11930 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11931 "libiberty.h", "md5.h", "sha1.h".
11932 (Layout::Layout): Initialize eh_frame_data_,
11933 eh_frame_hdr_section_, and build_id_note_.
11934 (Layout::finalize): Call create_build_id.
11935 (Layout::create_note): New function, broken out of
11936 Layout::create_gold_note.
11937 (Layout::create_gold_note): Call create_note.
11938 (Layout::create_build_id): New function.
11939 (Layout::write_build_id): New function.
11940 (Close_task_runner::run): Call write_build_id.
11941
8b105e34
ILT		 11942 * x86_64.cc: Correct license to GPLv3.
11943
086a1841
ILT		 119442008-03-23 Ian Lance Taylor <iant@google.com>
11945
11946 * options.cc: Include "demangle.h".
11947 (parse_optional_string): New function.
11948 (parse_long_option): Handle takes_optional_argument.
11949 (parse_short_option): Update dash_z initializer. Handle
11950 takes_optional_argument.
11951 (General_options::General_options): Initialize do_demangle_.
11952 (General_options::finalize): Set do_demangle_. Handle demangling
11953 style.
11954 * options.h (parse_optional_string): Declare.
11955 (struct One_option): Add optional_arg field. Update constructor.
11956 Update call constructor calls. Add takes_optional_argument
11957 function.
11958 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11959 (DEFINE_optional_string): Define.
11960 (General_options::demangle): Change from DEFINE_bool to
11961 DEFINE_optional_string.
11962 (General_options::no_demangle): New function.
11963 (General_options::do_demangle): New function.
11964 (General_options::set_do_demangle): New function.
11965 (General_options::execstack_status_): Move definition to end of
11966 class definition.
11967 (General_options::static_): Likewise.
11968 (General_options::do_demangle_): New field.
11969 * object.cc (big_endian>::get_symbol_location_info): Call
11970 Options::do_demangle, not Options::demangle.
11971 * symtab.cc (demangle): Likewise.
11972
cbb93e63
ILT		 119732008-03-22 Ian Lance Taylor <iant@google.com>
11974
11975 * gold.h: Include <cstddef> and <sys/types.h>
11976 * options.h: Include <cstring>.
11977
ec531623
ILT		 119782008-03-21 Ian Lance Taylor <iant@google.com>
11979
11980 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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