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Support displaced stepping for Thumb 16-bit insns.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
ebb300b2
CC		 12011-09-13 Cary Coutant <ccoutant@google.com>
2
3 * configure.ac: Check for glibc support for gnu_indirect_function
4 support with static linking, setting automake conditional
5 IFUNC_STATIC.
6 * Makefile.in: Regenerate.
7 * configure: Regenerate.
8
9 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
10 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
11 for IFUNC_STATIC.
12 * testsuite/Makefile.in: Regenerate.
13
1206d0d5
CC		 142011-09-13 Cary Coutant <ccoutant@google.com>
15
16 * incremental.cc (Sized_relobj_incr::do_layout): Call
17 report_comdat_group for kept comdat sections.
18 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
19 * testsuite/Makefile.in: Regenerate.
20 * testsuite/incr_comdat_test_1.cc: New source file.
21 * testsuite/incr_comdat_test_2_v1.cc: New source file.
22 * testsuite/incr_comdat_test_2_v2.cc: New source file.
23 * testsuite/incr_comdat_test_2_v3.cc: New source file.
24
40b29874
ILT		 252011-09-13 Ian Lance Taylor <iant@google.com>
26
27 * object.cc (Sized_relobj_file::do_layout): Remove unused local
28 variable external_symbols_offset.
29
1b045aac
ILT		 302011-09-12 Ian Lance Taylor <iant@google.com>
31
32 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
33 triggered if object has no symbols.
34
24c6c55a
DM		 352011-09-09 David S. Miller <davem@davemloft.net>
36
37 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
38 (Output_fill_debug_line::do_write): Likewise.
39
66570254
CC		 402011-08-29 Cary Coutant <ccoutant@google.com>
41
42 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
43 casts to match formatting specs.
44 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
45
8ea8cd50
CC		 462011-08-26 Cary Coutant <ccoutant@google.com>
47
48 * layout.cc (Free_list::allocate): Provide guarantee of minimum
49 remaining hole size when allocating.
50 (Layout::make_output_section): Set fill methods for debug sections.
51 * layout.h (Free_list::Free_list_node): Move from private to
52 public.
53 (Free_list::set_min_hole_size): New function.
54 (Free_list::begin, Free_list::end): New functions.
55 (Free_list::min_hole_): New data member.
56 * output.cc: Include dwarf.h.
57 (Output_fill_debug_info::do_minimum_hole_size): New function.
58 (Output_fill_debug_info::do_write): New function.
59 (Output_fill_debug_line::do_minimum_hole_size): New function.
60 (Output_fill_debug_line::do_write): New function.
61 (Output_section::Output_section): Initialize new data member.
62 (Output_section::set_final_data_size): Ensure patch space is larger
63 than minimum hole size.
64 (Output_section::do_write): Fill holes in debug sections.
65 * output.h (Output_fill): New class.
66 (Output_fill_debug_info): New class.
67 (Output_fill_debug_line): New class.
68 (Output_section::set_free_space_fill): New function.
69 (Output_section::free_space_fill_): New data member.
70 * testsuite/Makefile.am (incremental_test_3): Add
71 --incremental-patch option.
72 (incremental_test_4): Likewise.
73 (incremental_test_5): Likewise.
74 (incremental_test_6): Likewise.
75 (incremental_copy_test): Likewise.
76 (incremental_common_test_1): Likewise.
77 * testsuite/Makefile.in: Regenerate.
78
7cf80422
NC		 792011-08-26 Nick Clifton <nickc@redhat.com>
80
81 * po/es.po: Updated Spanish translation.
82
c3f7b0e5
CC		 832011-08-01 Cary Coutant <ccoutant@google.com>
84
85 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
86 * gold/testsuite/Makefile.in: Regenerate.
87 * gold/testsuite/justsyms_exec.c: New source file.
88 * gold/testsuite/justsyms_lib.c: New source file.
89
9590bf25
CC		 902011-08-01 Cary Coutant <ccoutant@google.com>
91
92 * layout.cc (Layout::set_segment_offsets): Don't realign text
93 segment if -Ttext was specified.
94 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
95 file type.
96 * object.h (Sized_relobj_file::e_type): New function.
97 (Sized_relobj_file::e_type_): New data member.
98 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
99 base address for ET_EXEC files.
100 * target.cc (Target::do_make_elf_object_implementation): Allow
101 ET_EXEC files with --just-symbols option.
102
dcd8d12e
CC		 1032011-07-28 Cary Coutant <ccoutant@google.com>
104
105 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
106 Add thread_number parameter.
107 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
108 * workqueue-threads.cc
109 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
110 current thread if its thread number is greater than desired thread
111 count.
112 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
113 Add thread_number parameter.
114 (Workqueue::should_cancel_thread): Likewise.
115 (Workqueue::find_runnable_or_wait): Pass thread_number to
116 should_cancel_thread.
117 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
118 parameter.
119
804eb480
ST		 1202011-07-22 Sriraman Tallam <tmsriram@google.com>
121
122 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
123 only after checking if it cannot be forced local.
124 * symtab.h (is_externally_visible): Check if the symbol is not forced
125 local.
126
f1ddb600
ILT		 1272011-07-15 Ian Lance Taylor <iant@google.com>
128
129 * options.h (class General_options): Add --print-output-format.
130 Move -EL next to -EB, for better --help output.
131 * target-select.cc: Include <cstdio>, "options.h", and
132 "parameters.h".
133 (Target_selector::do_target_bfd_name): New function.
134 (print_output_format): New function.
135 * target-select.h (class Target_selector): Update declarations.
136 (Target_selector::target_bfd_name): New function.
137 (print_output_format): Declare.
138 * main.cc: Include "target-select.h".
139 (main): Handle --print-output-format.
140 * gold.cc: Include "target-select.h".
141 (queue_initial_tasks): Handle --print-output-format when there are
142 no input files.
143 * parameters.cc (parameters_force_valid_target): Give a better
144 error message if -EB/-EL does not match target.
145 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
146 function.
147
7d172687
ILT		 1482011-07-15 Ian Lance Taylor <iant@google.com>
149
150 * i386.cc (class Output_data_plt_i386): Add layout_ field.
151 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
152 (Output_data_plt_i386::do_write): Write address of .dynamic
153 section to first entry in .got.plt section.
154 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
155 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
156 Initialize layout_.
157 (Output_data_plt_x86_64::do_write): Write address of .dynamic
158 section to first entry in .got.plt section.
159 * layout.h (Layout::dynamic_section): New function.
160
e9552f7e
ST		 1612011-07-13 Sriraman Tallam <tmsriram@google.com>
162
163 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
164 to claim_file call.
165 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
166 input_section_position_, and input_section_glob_.
167 (read_layout_from_file): Call function section_ordering_specified.
168 * layout.h (is_section_ordering_specified): New function.
169 (section_ordering_specified): New function.
170 (section_ordering_specified_): New boolean member.
171 * main.cc(main): Call load_plugins after layout object is defined.
172 * output.cc (Output_section::add_input_section): Use
173 function section_ordering_specified to check if section ordering is
174 needed.
175 * output.cc (Output_section::add_relaxed_input_section): Use
176 function section_ordering_specified to check if section ordering is
177 needed.
178 (Output_section::update_section_layout): New function.
179 (Output_section::sort_attached_input_sections): Check if input section
180 must be reordered.
181 * output.h (Output_section::update_section_layout): New function.
182 * plugin.cc (get_section_count): New function.
183 (get_section_type): New function.
184 (get_section_name): New function.
185 (get_section_contents): New function.
186 (update_section_order): New function.
187 (allow_section_ordering): New function.
188 (Plugin::load): Add the new interfaces to the transfer vector.
189 (Plugin_manager::load_plugins): New parameter.
190 (Plugin_manager::all_symbols_read): New parameter.
191 (Plugin_manager::claim_file): New parameter. Save the elf object for
192 unclaimed objects.
193 (Plugin_manager::get_elf_object): New function.
194 (Plugin_manager::get_view): Change to directly use the bool to check
195 if get_view is called from claim_file_hook.
196 * plugin.h (input_objects): New function
197 (Plugin__manager::load_plugins): New parameter.
198 (Plugin_manager::claim_file): New parameter.
199 (Plugin_manager::get_elf_object): New function.
200 (Plugin_manager::in_claim_file_handler): New function.
201 (Plugin_manager::in_claim_file_handler_): New member.
202 (layout): New function.
203 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
204 handler with an extra parameter. Make the elf object before calling
205 claim_file handler.
206 * testsuite/plugin_test.c (get_section_count): New function pointer.
207 (get_section_type): New function pointer.
208 (get_section_name): New function pointer.
209 (get_section_contents): New function pointer.
210 (update_section_order): New function pointer.
211 (allow_section_ordering): New function pointer.
212 (onload): Check if the new interfaces exist.
213
9446efde
ILT		 2142011-07-13 Ian Lance Taylor <iant@google.com>
215
216 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
217 relro section.
218 * x86_64.cc (Target_x86_64::got_section): Likewise.
219 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
220 (relro_now_test_SOURCES): New variable.
221 (relro_now_test_DEPENDENCIES): New variable.
222 (relro_now_test_LDFLAGS): New variable.
223 (relro_now_test_LDADD): New variable.
224 (relro_now_test.so): New target.
225 * testsuite/Makefile.in: Rebuild.
226
07aa62f2
ILT		 2272011-07-12 Ian Lance Taylor <iant@google.com>
228
229 PR gold/12980
230 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
231 GLOB_DAT relocation rather than a RELATIVE relocation for a
232 protected symbol when creating a shared library.
233 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
234 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
235 * testsuite/protected_main_1.cc (main): Test that protected
236 function has same address.
237
e2153196
ILT		 2382011-07-11 Ian Lance Taylor <iant@google.com>
239
240 PR gold/12979
241 * options.h (class General_options): Add -Bgroup.
242 * options.cc (General_options::finalize): If -Bgroup is set,
243 default to --unresolved-symbols=report-all.
244 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
245 * target-reloc.h (issue_undefined_symbol_error): Handle
246 --unresolved-symbols=report-all.
247
6daf5215
ILT		 2482011-07-08 Ian Lance Taylor <iant@google.com>
249
250 PR gold/11985
251 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
252 if linker script discards key sections.
253 (Layout::create_dynamic_symtab): Likewise.
254 (Layout::assign_local_dynsym_offsets): Likewise.
255 (Layout::sized_create_version_sections): Likewise.
256 (Layout::create_interp): Likewise.
257 (Layout::finish_dynamic_section): Likewise.
258 (Layout::set_dynamic_symbol_size): Likewise.
259
beabb2c6
ILT		 2602011-07-08 Ian Lance Taylor <iant@google.com>
261
262 PR gold/12386
263 * options.h (class General_options): Add --unresolved-symbols.
264 * target-reloc.h (issue_undefined_symbol_error): Check
265 --unresolved-symbols. Add comments.
266
9c16daf1
ILT		 2672011-07-08 Ian Lance Taylor <iant@google.com>
268
269 * testsuite/odr_violation2.cc (Ordering::operator()): Make
270 expression more complex.
271
191f1a2d
ILT		 2722011-07-08 Ian Lance Taylor <iant@google.com>
273
274 PR gold/11317
275 * target-reloc.h (issue_undefined_symbol_error): New inline
276 function, broken out of relocate_section.
277 (relocate_section): Call issue_undefined_symbol_error.
278 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
279 there is no TLS segment if we are about to issue an undefined
280 symbol error.
281 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
282
62855347
ILT		 2832011-07-08 Ian Lance Taylor <iant@google.com>
284
285 PR gold/12279
286 * resolve.cc (Symbol_table::should_override): Add fromtype
287 parameter. Change all callers. Give error when linking together
288 TLS and non-TLS symbol.
289 (Symbol_table::should_override_with_special): Add fromtype
290 parameter. Change all callers.
291 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
292 there is no TLS segment if we have reported some errors.
293 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
294
67181c72
ILT		 2952011-07-08 Ian Lance Taylor <iant@google.com>
296
297 PR gold/12372
298 * target.h (Target::plt_address_for_global): New function.
299 (Target::plt_address_for_local): New function.
300 (Target::plt_section_for_global): Remove.
301 (Target::plt_section_for_local): Remove.
302 (Target::do_plt_address_for_global): New virtual function.
303 (Target::do_plt_address_for_local): New virtual function.
304 (Target::do_plt_section_for_global): Remove.
305 (Target::do_plt_section_for_local): Remove.
306 (Target::register_global_plt_entry): Add Symbol_table and Layout
307 parameters.
308 * output.cc (Output_data_got::Got_entry::write): Use
309 plt_address_for_global and plt_address_for_local.
310 * layout.cc (Layout::add_target_dynamic_tags): Use size and
311 address of output section.
312 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
313 got_irelative_, and irelative_count_ fields. Update
314 declarations.
315 (Output_data_plt_i386::has_irelative_section): New function.
316 (Output_data_plt_i386::entry_count): Add irelative_count_.
317 (Output_data_plt_i386::set_final_data_size): Likewise.
318 (class Target_i386): Add got_irelative_ and rel_irelative_
319 fields. Update declarations.
320 (Target_i386::Target_i386): Initialize new fields.
321 (Target_i386::do_plt_address_for_global): New function replacing
322 do_plt_section_for_global.
323 (Target_i386::do_plt_address_for_local): New function replacing
324 do_plt_section_for_local.
325 (Target_i386::got_section): Create got_irelative_.
326 (Target_i386::rel_irelative_section): New function.
327 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
328 fields. Don't define __rel_iplt_{start,end}.
329 (Output_data_plt_i386::add_entry): Add symtab and layout
330 parameters. Change all callers. Use different PLT and GOT for
331 IFUNC symbols.
332 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
333 layout parameters. Change all callers. Use different PLT and
334 GOT.
335 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
336 (Output_data_plt_i386::rel_irelative): New function.
337 (Output_data_plt_i386::address_for_global): New function.
338 (Output_data_plt_i386::address_for_local): New function.
339 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
340 IRELATIVE GOT when changing IFUNC GOT entries.
341 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
342 reloc.
343 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
344 if we didn't create an IRELATIVE GOT.
345 (Target_i386::Relocate::relocate): Use plt_address_for_global and
346 plt_address_for_local.
347 (Target_i386::do_dynsym_value): Use plt_address_for_global.
348 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
349 got_irelative_, and irelative_count_ fields. Update
350 declarations.
351 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
352 Initialize new fields. Remove symtab parameter. Change all
353 callers.
354 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
355 irelative_count_.
356 (Output_data_plt_x86_64::has_irelative_section): New function.
357 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
358 (class Target_x86_64): Add got_irelative_ and rel_irelative_
359 fields. Update declarations.
360 (Target_x86_64::Target_x86_64): Initialize new fields.
361 (Target_x86_64::do_plt_address_for_global): New function replacing
362 do_plt_section_for_global.
363 (Target_x86_64::do_plt_address_for_local): New function replacing
364 do_plt_section_for_local.
365 (Target_x86_64::got_section): Create got_irelative_.
366 (Target_x86_64::rela_irelative_section): New function.
367 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
368 all callers. Don't create __rel_iplt_{start,end}.
369 (Output_data_plt_x86_64::add_entry): Add symtab and layout
370 parameters. Change all callers. Use different PLT and GOT for
371 IFUNC symbols.
372 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
373 layout parameters. Change all callers. Use different PLT and
374 GOT.
375 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
376 parameters. Change all callers. Use different PLT and GOT for
377 IFUNC symbols.
378 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
379 (Output_data_plt_x86_64::rela_irelative): New function.
380 (Output_data_plt_x86_64::address_for_global): New function.
381 (Output_data_plt_x86_64::address_for_local): New function.
382 (Output_data_plt_x86_64::set_final_data_size): Likewise.
383 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
384 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
385 (Target_x86_64::register_global_plt_entry): Add symtab and layout
386 parameters.
387 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
388 reloc.
389 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
390 symbols if we didn't create an IRELATIVE GOT.
391 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
392 plt_address_for_local.
393 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
394 * testsuite/ifuncvar1.c: New test file.
395 * testsuite/ifuncvar2.c: New test file.
396 * testsuite/ifuncvar3.c: New test file.
397 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
398 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
399 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
400 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
401 * testsuite/Makefile.in: Rebuild.
402
33c15b45
CC		 4032011-07-07 Cary Coutant <ccoutant@google.com>
404
405 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
406 (two_file_test_1_ndebug.o): Likewise.
407 (two_file_test_1b_ndebug.o): Likewise.
408 (two_file_test_2_ndebug.o): Likewise.
409 (two_file_test_main_ndebug.o): Likewise.
410 (incremental_test_2): Link with no-debug versions.
411
f48b5fb7
CC		 4122011-07-06 Cary Coutant <ccoutant@google.com>
413
414 * gold/incremental.cc
415 (Output_section_incremental_inputs::write_info_blocks): Check for
416 hidden and internal symbols.
417
221597a5
CC		 4182011-07-06 Cary Coutant <ccoutant@google.com>
419
420 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
421 Check disposition for startup file.
422 (Incremental_inputs::report_command_line): Ignore
423 --incremental-startup-unchanged option.
424 * options.cc (General_options::parse_incremental_startup_unchanged):
425 New function.
426 (General_options::General_options): Initialize new data member.
427 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
428 (General_options): Add --incremental-startup-unchanged option.
429 (General_options::incremental_startup_disposition): New function.
430 (General_options::incremental_startup_disposition_): New data member.
431
e24719f6
CC		 4322011-07-06 Cary Coutant <ccoutant@google.com>
433
434 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
435 input file index to Script_info ctor.
436 (Sized_incremental_binary::do_file_has_changed): Find the
437 command-line argument for files named in scripts.
438 * incremental.h (Script_info::Script_info): New ctor
439 with input file index.
440 (Script_info::input_file_index): New function.
441 (Script_info::input_file_index_): New data member.
442 (Incremental_binary::get_library): Add const.
443 (Incremental_binary::get_script_info): Add const.
444 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
445 * testsuite/Makefile.am (incremental_test_5): New test case.
446 (incremental_test_6): New test case.
447 * testsuite/Makefile.in: Regenerate.
448
8f7c81e8
CC		 4492011-07-06 Cary Coutant <ccoutant@google.com>
450
451 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
452 debug output when command lines differ.
453
9fbd3822
CC		 4542011-07-06 Cary Coutant <ccoutant@google.com>
455
456 * incremental.cc (Incremental_inputs::report_command_line): Ignore
457 --incremental-patch option.
458 * layout.cc (Free_list::allocate): Extend allocation beyond original
459 end if enabled.
460 (Layout::make_output_section): Mark sections that should get
461 patch space.
462 * options.cc (parse_percent): New function.
463 * options.h (parse_percent): New function.
464 (DEFINE_percent): New macro.
465 (General_options): Add --incremental-patch option.
466 * output.cc (Output_section::Output_section): Initialize new data
467 members.
468 (Output_section::add_input_section): Print section name when out
469 of patch space.
470 (Output_section::add_output_section_data): Likewise.
471 (Output_section::set_final_data_size): Add patch space when
472 doing --incremental-full.
473 (Output_section::do_reset_address_and_file_offset): Remove patch
474 space.
475 (Output_segment::set_section_list_addresses): Print debug output
476 only if --incremental-update.
477 * output.h (Output_section::set_is_patch_space_allowed): New function.
478 (Output_section::is_patch_space_allowed_): New data member.
479 (Output_section::patch_space_): New data member.
480 * parameters.cc (Parameters::incremental_full): New function.
481 * parameters.h (Parameters::incremental_full): New function
482 * testsuite/Makefile.am (incremental_test_2): Add test for
483 --incremental-patch option.
484 * testsuite/Makefile.in: Regenerate.
485 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
486 (t18): Remove function body.
487
f6cccc2c
DK		 4882011-07-05 Doug Kwan <dougkwan@google.com>
489
490 PR gold/12771
491 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
492 Arm_Address type for relocation result.
493 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
494 overflow check.
495 (Arm_relocate_functions::abs32): Use unaligned access.
496 (Arm_relocate_functions::rel32): Ditto.
497 (Arm_relocate_functions::prel31): Ditto.
498 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
499 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
500 static data relocations.
501 * testsuite/Makefile.in: Regnerate.
502 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
503
28a13fec
ILT		 5042011-07-05 Ian Lance Taylor <iant@google.com>
505
506 PR gold/12392
507 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
508 symbols if necessary.
509 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
510
24d47b34
ILT		 5112011-07-05 Ian Lance Taylor <iant@google.com>
512
513 PR gold/12952
514 * resolve.cc (Symbol::override_base_with_special): Simply override
515 version with special symbol version, ignoring previous version.
516
41f9cbbe
ILT		 5172011-07-05 Ian Lance Taylor <iant@google.com>
518
519 * object.cc (Sized_relobj_file::include_section_group): Add
520 information to comment about signature location.
521
886288f1
ILT		 5222011-07-02 Ian Lance Taylor <iant@google.com>
523
524 PR gold/12957
525 * options.h (class General_options): Add -f and -F.
526 * options.cc (General_options::finalize): Fatal error if -f/-F
527 are used without -shared.
528 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
529
ae3a6d4f
ILT		 5302011-07-02 Ian Lance Taylor <iant@google.com>
531
532 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
533
21131061
ILT		 5342011-07-01 Ian Lance Taylor <iant@google.com>
535
536 PR gold/12525
537 PR gold/12952
538 * resolve.cc (Symbol::override_base_with_special): Don't override
539 the version if the overriding symbol has a different name.
540 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
541 all callers. If we give an error about an undefined version,
542 define the base version if necessary.
543 * dynobj.h (class Versions): Update declaration.
544 * testsuite/weak_alias_test_5.cc: New file.
545 * testsuite/weak_alias_test.script: New file.
546 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
547 and versioned_alias have the right value, and call t2.
548 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
549 weak_alias_test_5.so.
550 (weak_alias_test_LDADD): Likewise.
551 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
552 * testsuite/Makefile.in: Rebuild.
553
611062c0
ILT		 5542011-07-01 Ian Lance Taylor <iant@google.com>
555
556 PR gold/12525
557 * options.h (class General_options): Support -z notext.
558 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
559 -Wl,-z,notext.
560 (two_file_shared_nonpic.so): Likewise.
561 (two_file_shared_mixed.so): Likewise.
562 (two_file_shared_mixed_1.so): Likewise.
563 (weak_undef_lib_nonpic.so): Likewise.
564 (alt/weak_undef_lib_nonpic.so): Likewise.
565 (tls_test_shared_nonpic.so): Likewise.
566 * testsuite/Makefile.in: Rebuild.
567
328c7c2f
ILT		 5682011-07-01 Ian Lance Taylor <iant@google.com>
569
570 PR gold/12525
571 * configure.ac: Test whether static linking works, setting
572 the automake conditional HAVE_STATIC.
573 * testsuite/Makefile.am: Disable tests using -static if
574 HAVE_STATIC is not true.
575 * configure, testsuite/Makefile.in: Rebuild.
576
02d7cd44
ILT		 5772011-07-01 Ian Lance Taylor <iant@google.com>
578
579 PR gold/12525
580 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
581 Assert if we see DW_EH_PE_indirect.
582 * target.h (Target::ehframe_datarel_base): New function.
583 (Target::do_ehframe_datarel_base): New target function.
584 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
585 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
586 function.
587
07a60597
ILT		 5882011-07-01 Ian Lance Taylor <iant@google.com>
589
590 PR gold/12571
591 * options.h (class General_options): Add
592 --ld-generated-unwind-info.
593 * ehframe.cc (Fde::write): Add address parameter. Change all
594 callers. If associated with PLT, fill in address and size.
595 (Cie::set_output_offset): Only add merge mapping if there is an
596 object.
597 (Cie::write): Add address parameter. Change all callers.
598 (Eh_frame::add_ehframe_for_plt): New function.
599 * ehframe.h (class Fde): Update declarations. Move shndx_ and
600 input_offset_ fields into union u_, with new plt field.
601 (Fde::Fde): Adjust for new union field.
602 (Fde::Fde) [Output_data version]: New constructor.
603 (Fde::add_mapping): Only add merge mapping if there is an object.
604 (class Cie): Update declarations.
605 (class Eh_frame): Declare add_ehframe_for_plt.
606 * layout.cc (Layout::layout_eh_frame): Break out code into
607 make_eh_frame_section, and call it.
608 (Layout::make_eh_frame_section): New function.
609 (Layout::add_eh_frame_for_plt): New function.
610 * layout.h (class Layout): Update declarations.
611 * merge.cc (Merge_map::add_mapping): Add assertion.
612 * i386.cc: Include "dwarf.h".
613 (class Output_data_plt_i386): Make first_plt_entry,
614 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
615 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
616 and plt_eh_frame_fde.
617 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
618 boundary. Call add_eh_frame_for_plt if appropriate.
619 * x86_64.cc: Include "dwarf.h".
620 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
621 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
622 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
623 and plt_eh_frame_fde.
624 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
625 appropriate.
626
14788a3f
ILT		 6272011-06-29 Ian Lance Taylor <iant@google.com>
628
629 PR gold/12629
630 * object.cc (Sized_relobj_file::layout_section): Change shdr
631 parameter to be const.
632 (Sized_relobj_file::layout_eh_frame_section): New function, broken
633 out of do_layout.
634 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
635 appropriate. Call layout_eh_frame_section.
636 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
637 sections.
638 * object.h (class Sized_relobj_file): Update declarations.
639
6c21fce1
ILT		 6402011-06-29 Ian Lance Taylor <iant@google.com>
641
37e41b03 642 PR gold/12652
6c21fce1
ILT		 643 * script.cc (Token::integer_value): Accept trailing M/m/K/k
644 modifier.
645 (Lex::gather_token): Accept trailing M/m/K/k for integers.
646
4d5e4e62
ILT		 6472011-06-29 Ian Lance Taylor <iant@google.com>
648
649 PR gold/12675
650 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
651 SHT_X86_64_UNWIND.
652 * layout.cc (Layout::layout_eh_frame): Likewise.
653
886f533a
ILT		 6542011-06-29 Ian Lance Taylor <iant@google.com>
655
656 PR gold/12695
657 * layout.cc (Layout::symtab_section_shndx): New function.
658 * layout.h (class Layout): Declare symtab_section_shndx.
659 * output.cc (Output_section::write_header): Call it.
660
f3ae1b28
ILT		 6612011-06-29 Ian Lance Taylor <iant@google.com>
662
663 PR gold/12818
664 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
665 symbols which are not used in a relocation.
666
aecf301f
ILT		 6672011-06-28 Ian Lance Taylor <iant@google.com>
668
669 PR gold/12898
670 * layout.cc (Layout::segment_precedes): Don't crash if a linker
671 script create indistinguishable segments.
672 (Layout::set_segment_offsets): Use stable_sort when sorting
673 segments. Pass this to Compare_segments constructor.
674 * layout.h (class Layout): Make segment_precedes non-static.
675 (class Compare_segments): Change from struct to class. Add
676 layout_ field. Add constructor.
677 * script-sections.cc
678 (Script_sections::attach_sections_using_phdrs_clause): Rename
679 local orphan to is_orphan. Don't report failure to put empty
680 section in segment. On attachment failure, report name of
681 section, and attach to first PT_LOAD segment.
682
03ef7571
ILT		 6832011-06-28 Ian Lance Taylor <iant@google.com>
684
685 PR gold/12934
686 * target-select.cc (Target_selector::Target_selector): Add
687 emulation parameter. Change all callers.
688 (select_target_by_bfd_name): Rename from select_target_by_name.
689 Change all callers.
690 (select_target_by_emulation): New function.
691 (supported_emulation_names): New function.
692 * target-select.h (class Target_selector): Add emulation_ field.
693 Update declarations.
694 (Target_selector::recognize_by_bfd_name): Rename from
695 recognize_by_name. Change all callers.
696 (Target_selector::supported_bfd_names): Rename from
697 supported_names. Change all callers.
698 (Target_selector::recognize_by_emulation): New function.
699 (Target_selector::supported_emulations): New function.
700 (Target_selector::emulation): New function.
701 (Target_selector::do_recognize_by_bfd_name): Rename from
702 do_recognize_by_name. Change all callers.
703 (Target_selector::do_supported_bfd_names): Rename from
704 do_supported_names. Change all callers.
705 (Target_selector::do_recognize_by_emulation): New function.
706 (Target_selector::do_supported_emulations): New function.
707 (select_target_by_bfd_name): Change name in declaration.
708 (select_target_by_emulation): Declare.
709 (supported_emulation_names): Declare.
710 * parameters.cc (parameters_force_valid_target): Try to find
711 target based on emulation from -m option.
712 * options.h (class General_options): Change doc string for -m.
713 * options.cc (help): Print emulations.
714 (General_options::parse_V): Likewise.
715 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
716 Add emulation parameter. Change all callers.
717
200b2bb9
ILT		 7182011-06-28 Ian Lance Taylor <iant@google.com>
719
720 * target.h (class Target): Add osabi_ field.
721 (Target::osabi): New function.
722 (Target::set_osabi): New function.
723 (Target::Target): Initialize osabi_.
724 (Target::do_adjust_elf_header): Make pure virtual.
725 (Sized_target::do_adjust_elf_header): Declare.
726 * target.cc (Sized_target::do_adjust_elf_header): New function.
727 (class Sized_target): Instantiate all versions.
728 * freebsd.h (class Target_freebsd): Remove.
729 (Target_selector_freebsd::do_recognize): Call set_osabi on
730 Target.
731 (Target_selector_freebsd::do_recognize_by_name): Likewise.
732 (Target_selector_freebsd::set_osabi): Remove.
733 * i386.cc (class Target_i386): Inherit from Sized_target rather
734 than Target_freebsd.
735 * x86_64.cc (class Target_x86_64): Likewise.
736
b3ce541e
ILT		 7372011-06-28 Ian Lance Taylor <iant@google.com>
738
739 * target.h (Target::can_check_for_function_pointers): Rewrite.
740 Make non-virtual.
741 (Target::can_icf_inline_merge_sections): Likewise.
742 (Target::section_may_have_icf_unsafe_poineters): Likewise.
743 (Target::Target_info): Add can_icf_inline_merge_sections field.
744 (Target::do_can_check_for_function_pointers): New virtual
745 function.
746 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
747 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
748 from can_check_for_function_pointers, move in file.
749 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
750 section_may_have_icf_unsafe_poineters, move in file.
751 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
752 * i386.cc (Target_i386::do_can_check_for_function_pointers):
753 Rename from can_check_for_function_pointers, move in file.
754 (Target_i386::can_icf_inline_merge_sections): Remove.
755 (Target_i386::i386_info): Initialize
756 can_icf_inline_merge_sections.
757 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
758 Initialize can_icf_inline_merge_sections.
759 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
760 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
761 Rename from can_check_for_function_pointers, move in file.
762 (Target_x86_64::can_icf_inline_merge_sections): Remove.
763 (Target_x86_64::x86_64_info): Initialize
764 can_icf_inline_merge_sections.
765 * testsuite/testfile.cc (Target_test::test_target_info):
766 Likewise.
767 * icf.cc (get_section_contents): Correct formatting.
768
6d1c4efb
ILT		 7692011-06-27 Ian Lance Taylor <iant@google.com>
770
771 * symtab.cc (Symbol::versioned_name): New function.
772 (Symbol_table::add_to_final_symtab): Use versioned_name when
773 appropriate.
774 (Symbol_table::sized_write_symbol): Likewise.
775 * symtab.h (class Symbol): Declare versioned_name.
776 * stringpool.h (class Stringpool_template): Add variant of add
777 which takes a std::basic_string.
778 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
779 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
780 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
781 (ver_test_12.o): New target.
782 * testsuite/Makefile.in: Rebuild.
783
57eb9b50
DK		 7842011-06-27 Doug Kwan <dougkwan@google.com>
785
786 * arm.cc (Arm_relocate_functions::thm_jump8,
787 Arm_relocate_functions::thm_jump11): Use a wider signed
788 type to compute offset.
789 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
790 arm_thm_jump8.
791 * testsuite/Makefile.in: Regenerate.
792 * testsuite/arm_branch_in_range.sh: Check test results of
793 arm_thm_jump11 and arm_thm_jump8.
794 * testsuite/arm_thm_jump11.s: New test source file.
795 * testsuite/arm_thm_jump11.t: New linker script.
796 * testsuite/arm_thm_jump8.s: New test source file.
797 * testsuite/arm_thm_jump8.t: New linker script.
798
487b39df
ILT		 7992011-06-24 Ian Lance Taylor <iant@google.com>
800
801 * layout.cc: Include "object.h".
802 (ctors_sections_in_init_array): New static variable.
803 (Layout::is_ctors_in_init_array): New function.
804 (Layout::layout): Add entry to ctors_sections_in_init_array if
805 appropriate.
806 * layout.h (class Layout): Declare is_ctors_in_init_array.
807 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
808 is_ctors_reverse_view is set.
809 (Sized_relobj_file::write_sections): Add layout parameter. Change
810 all callers. Set is_ctors_reverse_view field of View_size.
811 (Sized_relobj_file::reverse_words): New function.
812 * object.h (Sized_relobj_file::View_size): Add
813 is_ctors_reverse_view field.
814 (class Sized_relobj_file): Update declarations.
815 * testsuite/initpri3.c: New test.
816 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
817 initpri3b.
818 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
819 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
820 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
821 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
822 * testsuite/Makefile.in: Rebuild.
823
472076e4
CC		 8242011-06-24 Cary Coutant <ccoutant@google.com>
825
826 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
827 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
828 (debug_msg_cdebug.err): New targets.
829 * testsuite/Makefile.in: Regenerate.
830 * testsuite/debug_msg.sh: Check output of link with compressed debug.
831 Fix checks for link with shared library.
832
a60af0db
DK		 8332011-06-24 Doug Kwan <dougkwan@google.com>
834
835 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
836 skip empty text sections.
837 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
838
5393d741
ILT		 8392011-06-22 Ian Lance Taylor <iant@google.com>
840
841 PR gold/12910
842 * options.h (class General_options): Add --ctors-in-init-array.
843 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
844 friends as SHT_PROGBITS for merging sections.
845 (Layout::layout): Remove special handling of .init_array and
846 friends. Don't sort if doing relocatable link. Sort for .ctors
847 and .dtors if ctors_in_init_array.
848 (Layout::make_output_section): Force correct section types for
849 .init_array and friends. Don't sort if doing relocatable link,
850 Don't sort .ctors and .dtors if ctors_in_init_array.
851 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
852 (Layout::output_section_name): Add relobj parameter. Change all
853 callers. Handle .ctors. and .dtors. in code rather than table.
854 Handle .ctors and .dtors if ctors_in_init_array.
855 (Layout::match_file_name): New function, moved from output.cc.
856 * layout.h (class Layout): Update declarations.
857 * output.cc: Include "layout.h".
858 (Input_section_sort_entry::get_priority): New function.
859 (Input_section_sort_entry::match_file_name): Just call
860 Layout::match_file_name.
861 (Output_section::Input_section_sort_init_fini_compare::operator()):
862 Handle .ctors and .dtors. Sort by explicit priority rather than
863 by name.
864 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
865 * testsuite/initpri2.c: New test.
866 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
867 (check_PROGRAMS): Add initpri2.
868 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
869 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
870 * configure, testsuite/Makefile.in: Rebuild.
871
e1f74f98
ILT		 8722011-06-19 Ian Lance Taylor <iant@google.com>
873
874 PR gold/12880
875 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
876 .interp section to a PT_INTERP segment even if we have seen a
877 --dynamic-linker option. Don't do it if we have seen a PHDRS
878 clause in a linker script.
879 (Layout::finalize): Don't create a .interp section if we've
880 already create a PT_INTERP segment.
881 (Layout::create_interp): Always call choose_output_section (revert
882 patch of 2011-06-17). Don't create PT_INTERP segment.
883 * script-sections.cc
884 (Script_sections::create_note_and_tls_segments): Add a .interp
885 section to a PT_INTERP segment even if we have seen a
886 --dynamic-linker option.
887
766f91bb
ILT		 8882011-06-18 Ian Lance Taylor <iant@google.com>
889
890 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
891 merely because a non-PT_LOAD segment has a dynamic reloc.
892
0d212c3a
ILT		 8932011-06-18 Ian Lance Taylor <iant@google.com>
894
895 * layout.cc (Layout::finish_dynamic_section): Don't create
896 DT_FLAGS entry if not needed.
897
911a5072
ILT		 8982011-06-18 Ian Lance Taylor <iant@google.com>
899
900 PR gold/12745
901 * layout.cc (Layout::layout_eh_frame): Correct handling of
902 writable .eh_frame section.
903
534b4e5f
ILT		 9042011-06-17 Ian Lance Taylor <iant@google.com>
905
906 PR gold/12893
907 * resolve.cc (Symbol_table::resolve): Don't give an error if a
908 symbol is redefined with the exact same object and value.
909
10b4f102
ILT		 9102011-06-17 Ian Lance Taylor <iant@google.com>
911
912 PR gold/12880
913 * layout.h (class Layout): Add interp_segment_ field.
914 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
915 (Layout::attach_allocated_section_to_segment): If making shared
916 library, put .interp section in PT_INTERP segment.
917 (Layout::finalize): Also call create_interp if -dynamic-linker
918 option was used.
919 (Layout::create_interp): Assert that there is no PT_INTERP
920 segment. If not using a SECTIONS clause, use make_output_section.
921 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
922 * script-sections.cc
923 (Script_sections::create_note_and_tls_segments): If making shared
924 library, put .interp section in PT_INTERP segment.
925
a29b0dad
ILT		 9262011-06-17 Ian Lance Taylor <iant@google.com>
927
e588ea8d
ILT		 928 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
929 when making a shared library.
930
9312011-06-17 Ian Lance Taylor <iant@google.com>
932
933 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
934 parameter. Change all callers. Don't issue warning about PC32
935 against locally defined symbol.
a29b0dad 936
9d3b0698
ILT		 9372011-06-16 Ian Lance Taylor <iant@google.com>
938
939 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
940 occurs in same object.
941
85b0f90c
AM		 9422011-06-14 Alan Modra <amodra@gmail.com>
943
944 * po/POTFILES.in: Regenerate.
945
a94907d9
ILT		 9462011-06-09 Ian Lance Taylor <iant@google.com>
947
948 * script-sections.cc
949 (Orphan_output_section::set_section_addresses): For a relocatable
950 link set address to 0.
951
4fb3a1c3
CC		 9522011-06-09 Cary Coutant <ccoutant@google.com>
953
954 PR gold/12804
955 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
956 used with --compress-debug-sections.
957 * gold/object.cc (Sized_relobj_file::do_layout): Report
958 uncompressed size of compressed input sections.
959
61220854
CC		 9602011-06-08 Cary Coutant <ccoutant@google.com>
961
962 PR gold/12804
963 * testsuite/two_file_test_2_v1.cc: Change initialization of
964 v2 to keep it in .data.
965
e6455dfb
CC		 9662011-06-07 Cary Coutant <ccoutant@google.com>
967
968 * common.cc (Symbol_table::do_allocate_commons_list): Call
969 gold_fallback.
970 * errors.cc (Errors::fatal): Adjust call to gold_exit.
971 (Errors::fallback): New function.
972 (gold_fallback): New function.
973 * errors.h (Errors::fallback): New function.
974 * gold.cc (gold_exit): Change status parameter to enum; adjust
975 all callers.
976 (queue_initial_tasks): Call gold_fallback.
977 * gold.h: Include cstdlib.
978 (Exit_status): New enum type.
979 (gold_exit): Change status parameter to enum.
980 (gold_fallback): New function.
981 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
982 (Layout::create_symtab_sections): Likewise.
983 (Layout::create_shdrs): Likewise.
984 * main.cc (main): Adjust call to gold_exit.
985 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
986 (Output_data_got::add_got_entry_pair): Likewise.
987 (Output_section::add_input_section): Likewise.
988 (Output_section::add_output_section_data): Likewise.
989 (Output_segment::set_section_list_addresses): Likewise.
990 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
991
fb0e076f
CC		 9922011-06-07 Cary Coutant <ccoutant@google.com>
993
994 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
995 for incremental links.
996 * output.cc (Output_segment::set_section_list_addresses): Remove
997 FIXME and test for TLS or BSS.
998
a5ee4d5d
CC		 9992011-06-07 Cary Coutant <ccoutant@google.com>
1000
1001 * testsuite/Makefile.am: Add incremental_copy_test,
1002 incremental_common_test_1.
1003 * testsuite/Makefile.in: Regenerate.
1004 * testsuite/common_test_1_v1.c: New source file.
1005 * testsuite/common_test_1_v2.c: New source file.
1006 * testsuite/copy_test_v1.cc: New source file.
1007
5146f448
CC		 10082011-06-07 Cary Coutant <ccoutant@google.com>
1009
1010 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1011 update, allocate common from bss section's free list.
1012 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1013 linker-defined symbols.
1014 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1015 Skip GOT and PLT entries that are no longer referenced.
1016 (Output_section_incremental_inputs::write_info_blocks): Mark
1017 linker-defined symbols.
1018 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1019 * output.cc (Output_section::allocate): New function.
1020 * output.h (Output_section::allocate): New function.
1021 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1022 linker-defined symbols.
1023 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1024 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1025 (Symbol::init_base_output_data): Likewise.
1026 (Symbol::init_base_output_segment): Likewise.
1027 (Symbol::init_base_constant): Likewise.
1028 (Sized_symbol::init_output_data): Likewise.
1029 (Sized_symbol::init_output_segment): Likewise.
1030 (Sized_symbol::init_constant): Likewise.
1031 (Symbol_table::do_define_in_output_data): Likewise.
1032 (Symbol_table::do_define_in_output_segment): Likewise.
1033 (Symbol_table::do_define_as_constant): Likewise.
1034 * symtab.h (Symbol::is_predefined): New function.
1035 (Symbol::init_base_output_data): Add is_predefined parameter.
1036 (Symbol::init_base_output_segment): Likewise.
1037 (Symbol::init_base_constant): Likewise.
1038 (Symbol::is_predefined_): New data member.
1039 (Sized_symbol::init_output_data): Add is_predefined parameter.
1040 (Sized_symbol::init_output_segment): Likewise.
1041 (Sized_symbol::init_constant): Likewise.
1042 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1043
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CC		 10442011-06-07 Cary Coutant <ccoutant@google.com>
1045
1046 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1047 instead of emit_copy_reloc.
1048 (Copy_relocs::emit_copy_reloc): Refactor.
1049 (Copy_relocs::make_copy_reloc): New function.
1050 (Copy_relocs::add_copy_reloc): Remove.
1051 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1052 section.
1053 (Copy_relocs::make_copy_reloc): New function.
1054 (Copy_relocs::add_copy_reloc): Remove.
1055 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1056 unchanged input files.
1057 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1058 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1059 Reserve BSS space for COPY relocations.
1060 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1061 (Output_section_incremental_inputs::write_info_blocks): Record
1062 whether a symbol is copied from a shared object.
1063 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1064 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1065 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1066 (Incremental_input_entry_reader::get_output_symbol_index): Add
1067 is_copy parameter.
1068 (Incremental_binary::emit_copy_relocs): New function.
1069 (Incremental_binary::do_emit_copy_relocs): New function.
1070 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1071 new data member.
1072 (Sized_incremental_binary::add_copy_reloc): New function.
1073 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1074 (Sized_incremental_binary::Copy_reloc): New struct.
1075 (Sized_incremental_binary::Copy_relocs): New typedef.
1076 (Sized_incremental_binary::copy_relocs_): New data member.
1077 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1078 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1079 * target.h (Sized_target::emit_copy_reloc): New function.
1080 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1081
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CC		 10822011-06-02 Cary Coutant <ccoutant@google.com>
1083
1084 PR gold/12163
1085 * gold/archive.cc (Archive::Archive): Initialize new data member.
1086 (Archive::include_all_members): Return if archive has already been
1087 included.
1088 * gold/archive.h (Archive::include_all_members_): New data member.
1089
cc643b88
NC		 10902011-06-02 Nick Clifton <nickc@redhat.com>
1091
1092 * dynobj.h: Fix spelling mistake in comment.
1093 * output.cc: Likewise.
1094
f62a3ca7
DK		 10952011-05-31 Doug Kwan <dougkwan@google.com>
1096 Asier Llano
1097
1098 PR gold/12826
cc643b88 1099 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1100 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1101 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1102 redundant arm_exidx_test.so.
1103 * testsuite/Makefile.in: Regenerate.
1104 (check_SCRIPTS): Add pr12826.sh
1105 (check_DATA): Add pr12826.stdout
1106 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1107 * testsuite/pr12826.sh: New file.
1108 * testsuite/pr12826_1.s: Ditto.
1109 * testsuite/pr12826_1.s: Ditto.
1110
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ILT		 11112011-05-30 Ian Lance Taylor <iant@google.com>
1112
1113 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1114 sections.
1115
c49875be
ILT		 11162011-05-29 Ian Lance Taylor <iant@google.com>
1117
1118 PR gold/12804
1119 * testsuite/Makefile.am: Use different file name for two_file_test
1120 temporary file for each incremental test.
1121 * testsuite/Makefile.in: Rebuild.
1122
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ILT		 11232011-05-29 Ian Lance Taylor <iant@google.com>
1124
1125 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1126 binary input file is empty.
1127
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ILT		 11282011-05-27 Ian Lance Taylor <iant@google.com>
1129
1130 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1131 (ver_test_9.so): Likewise.
1132 * testsuite/Makefile.in: Rebuild.
1133
89d8a36b
CC		 11342011-05-26 Cary Coutant <ccoutant@google.com>
1135
1136 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1137 * incremental.cc (Incremental_inputs::report_input_section): Fix
1138 comment, indentation.
1139 (Incremental_inputs::report_comdat_group): New function.
1140 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1141 of data for incremental input file entry.
1142 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1143 group count, COMDAT group signatures.
1144 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1145 an unchanged input file.
1146 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1147 Initialize new data member.
1148 (Incremental_object_entry::add_comdat_group): New function.
1149 (Incremental_object_entry::get_comdat_group_count): New function.
1150 (Incremental_object_entry::get_comdat_signature_key): New function.
1151 (Incremental_object_entry::groups_): New data member.
1152 (Incremental_inputs::report_comdat_group): New function.
1153 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1154 data for incremental input file entry.
1155 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1156 (Incremental_input_entry_reader::get_input_section): Adjust size of
1157 data for incremental input file entry.
1158 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1159 (Incremental_input_entry_reader::get_comdat_group_signature): New
1160 function.
1161 * object.cc (Sized_relobj::include_section_group): Report kept
1162 COMDAT groups for incremental links.
1163
1706a06f
ILT		 11642011-05-24 David Meyer <pdox@google.com>
1165
1166 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1167 with name parameter. Add found_name parameter.
1168 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1169 * dirsearch.h (class Dirsearch): Update declaration.
1170
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ILT		 11712011-05-24 Ian Lance Taylor <iant@google.com>
1172
1173 * archive.cc (Library_base::should_include_member): Pull in object
1174 from archive if it defines the entry symbol.
1175 * parameters.cc (Parameters::entry): New function.
1176 * parameters.h (class Parameters): Declare entry.
1177 * output.h (class Output_file_header): Remove entry_ field.
1178 * output.cc (Output_file_header::Output_file_header): Remove entry
1179 parameter. Change all callers.
1180 (Output_file_header::entry): Use parameters->entry.
1181 * gold.cc (queue_middle_tasks): Likewise.
1182 * plugin.cc (Plugin_hook::run): Likewise.
1183
aa92d6ed
CC		 11842011-05-24 Cary Coutant <ccoutant@google.com>
1185
1186 * gold.cc (queue_initial_tasks): Pass incremental base filename
1187 to Output_file::open_base_file; don't print error message.
1188 * incremental-dump.cc (main): Adjust call to
1189 Output_file::open_for_modification.
1190 * incremental-dump.cc (main): Likewise.
1191 * incremental.cc (Incremental_inputs::report_command_line):
1192 Ignore --incremental-base option when comparing command lines.
1193 Ignore parameter when given as separate argument.
1194 * options.h (class General_options): Add --incremental-base.
1195 * output.cc (Output_file::Output_file):
1196 (Output_file::open_base_file): Add base_name and writable parameters;
1197 read base file into new file; print error message here.
1198 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1199 callers.
1200 * output.h (Output_file::open_for_modification): Rename to...
1201 (Output_file::open_base_file): ...this; add base_name and
1202 writable parameters; adjust all callers.
1203 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1204 callers.
1205 * testsuite/Makefile.am (incremental_test_4): Test
1206 --incremental-base.
1207 * testsuite/Makefile.in: Regenerate.
1208
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CC		 12092011-05-24 Cary Coutant <ccoutant@google.com>
1210
1211 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1212 incremental_test_4.
1213 * testsuite/Makefile.in: Regenerate.
1214 * testsuite/two_file_test_1_v1.cc: New test source file.
1215 * testsuite/two_file_test_1b_v1.cc: New test source file.
1216 * testsuite/two_file_test_2_v1.cc: New test source file.
1217
0f1c85a6
CC		 12182011-05-24 Cary Coutant <ccoutant@google.com>
1219
1220 * dynobj.h (Dynobj::do_dynobj): New function.
1221 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1222 flag and soname for shared objects.
1223 * incremental.cc (Incremental_inputs::report_object): Make
1224 either Incremental_object_entry or Incremental_dynobj_entry; add
1225 soname to string table.
1226 (Incremental_inputs::report_input_section): Add assertion.
1227 (Output_section_incremental_inputs::set_final_data_size): Adjust
1228 type of input file entry for shared libraries; adjust size of
1229 shared library info entry.
1230 (Output_section_incremental_inputs::write_input_files): Write
1231 as_needed flag for shared libraries.
1232 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1233 of input file entry for shared libraries; write soname.
1234 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1235 soname from incremental info.
1236 * incremental.h (enum Incremental_input_flags): Add
1237 INCREMENTAL_INPUT_AS_NEEDED.
1238 (Incremental_input_entry::Incremental_input_entry): Initialize new
1239 data member.
1240 (Incremental_input_entry::set_as_needed): New function.
1241 (Incremental_input_entry::as_needed): New function.
1242 (Incremental_input_entry::do_dynobj_entry): New function.
1243 (Incremental_input_entry::as_needed_): New data member.
1244 (Incremental_object_entry::Incremental_object_entry): Don't check
1245 for shared library.
1246 (Incremental_object_entry::do_type): Likewise.
1247 (class Incremental_dynobj_entry): New class.
1248 (Incremental_input_entry_reader::as_needed): New function.
1249 (Incremental_input_entry_reader::get_soname): New function.
1250 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1251 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1252 size of shared library info entry.
1253 * layout.cc (Layout::finish_dynamic_section): Don't test for
1254 incremental link when adding DT_NEEDED entries.
1255 * object.h (Object::Object): Initialize new data member.
1256 (Object::dynobj): New function.
1257 (Object::set_as_needed): New function.
1258 (Object::as_needed): New function.
1259 (Object::do_dynobj): New function.
1260 (Object::as_needed_): New data member.
1261
6fa2a40b
CC		 12622011-05-24 Cary Coutant <ccoutant@google.com>
1263
1264 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1265 info; adjust display of GOT entries.
1266 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1267 vector of input objects; remove file_status_.
1268 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1269 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1270 got_plt reader; call target hooks to reserve GOT entries.
1271 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1272 of input file info header and GOT info entry.
1273 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1274 relocation info.
1275 (Got_plt_view_info::got_descriptor): Remove.
1276 (Got_plt_view_info::sym_index): New data member.
1277 (Got_plt_view_info::input_index): New data member.
1278 (Local_got_offset_visitor::visit): Write input file index.
1279 (Global_got_offset_visitor::visit): Write 0 for input file index.
1280 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1281 with sym_index and input_index.
1282 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1283 incremental info GOT entry; replace got_descriptor with input_index.
1284 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1285 map from input file index to object.
1286 (Sized_relobj_incr::do_layout): Replace direct data member reference
1287 with accessor function.
1288 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1289 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1290 Adjust size of input file info header.
1291 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1292 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1293 (Incremental_input_entry_reader::get_input_section): Adjust size of
1294 input file info header.
1295 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1296 of incremental info GOT entry.
1297 (Incremental_got_plt_reader::get_got_desc): Remove.
1298 (Incremental_got_plt_reader::get_got_symndx): New function.
1299 (Incremental_got_plt_reader::get_got_input_index): New function.
1300 (Sized_incremental_binary::Sized_incremental_binary): Remove
1301 file_status_; add input_objects_.
1302 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1303 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1304 (Sized_incremental_binary::file_is_unchanged): Remove.
1305 (Sized_incremental_binary::set_input_object): New function.
1306 (Sized_incremental_binary::input_object): New function.
1307 (Sized_incremental_binary::file_status_): Remove.
1308 (Sized_incremental_binary::input_objects_): New data member.
1309 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1310 references.
1311 (Sized_relobj_incr::invalid_address): Move to base class.
1312 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1313 class.
1314 (Sized_relobj_incr::do_output_section_offset): Likewise.
1315 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1316 (Sized_relobj_incr::section_offsets_): Likewise.
1317 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1318 function.
1319 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1320 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1321 with accessor function.
1322 (Sized_relobj_file::do_layout): Likewise.
1323 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1324 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1325 (Sized_relobj_file::compute_final_local_value): Replace refs to
1326 section_offsets_ with accessor function.
1327 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1328 * object.h (Relobj::Relobj): Initialize new data members.
1329 (Relobj::add_dyn_reloc): New function.
1330 (Relobj::first_dyn_reloc): New function.
1331 (Relobj::dyn_reloc_count): New function.
1332 (Relobj::first_dyn_reloc_): New data member.
1333 (Relobj::dyn_reloc_count_): New data member.
1334 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1335 references.
1336 (Sized_relobj::Address): New typedef.
1337 (Sized_relobj::invalid_address): Move here from child class.
1338 (Sized_relobj::Sized_relobj): Initialize new data members.
1339 (Sized_relobj::sized_relobj): New function.
1340 (Sized_relobj::is_output_section_offset_invalid): Move here from
1341 child class.
1342 (Sized_relobj::get_output_section_offset): Likewise.
1343 (Sized_relobj::local_has_got_offset): Likewise.
1344 (Sized_relobj::local_got_offset): Likewise.
1345 (Sized_relobj::set_local_got_offset): Likewise.
1346 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1347 (Sized_relobj::clear_got_offsets): New function.
1348 (Sized_relobj::section_offsets): Move here from child class.
1349 (Sized_relobj::do_output_section_offset): Likewise.
1350 (Sized_relobj::do_set_section_offset): Likewise.
1351 (Sized_relobj::Local_got_offsets): Likewise.
1352 (Sized_relobj::local_got_offsets_): Likewise.
1353 (Sized_relobj::section_offsets_): Likewise.
1354 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1355 references.
1356 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1357 class.
1358 (Sized_relobj_file::sized_relobj): New function
1359 (Sized_relobj_file::local_has_got_offset): Move to base class.
1360 (Sized_relobj_file::local_got_offset): Likewise.
1361 (Sized_relobj_file::set_local_got_offset): Likewise.
1362 (Sized_relobj_file::get_output_section_offset): Likewise.
1363 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1364 (Sized_relobj_file::do_output_section_offset): Likewise.
1365 (Sized_relobj_file::do_set_section_offset): Likewise.
1366 (Sized_relobj_file::Local_got_offsets): Likewise.
1367 (Sized_relobj_file::local_got_offsets_): Likewise.
1368 (Sized_relobj_file::section_offsets_): Likewise.
1369 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1370 (all constructors).
1371 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1372 (Output_reloc::get_symbol_index): Likewise.
1373 (Output_reloc::local_section_offset): Likewise.
1374 (Output_reloc::get_address): Likewise.
1375 (Output_reloc::symbol_value): Likewise.
1376 (Output_data_got::reserve_slot): Move to class definition.
1377 (Output_data_got::reserve_local): New function.
1378 (Output_data_got::reserve_slot_for_global): Remove.
1379 (Output_data_got::reserve_global): New function.
1380 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1381 (all constructors, two instantiations).
1382 (Output_reloc::get_relobj): New function (two instantiations).
1383 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1384 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1385 (Output_data_reloc::add_global): Adjust type of relobj.
1386 (Output_data_reloc::add_global_relative): Likewise.
1387 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1388 (Output_data_reloc::add_local): Likewise.
1389 (Output_data_reloc::add_local_relative): Likewise.
1390 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1391 (Output_data_reloc::add_local_section): Likewise.
1392 (Output_data_reloc::add_output_section): Likewise.
1393 (Output_data_reloc::add_absolute): Likewise.
1394 (Output_data_reloc::add_target_specific): Likewise.
1395 (Output_data_got::reserve_slot): Move definition here.
1396 (Output_data_got::reserve_local): New function.
1397 (Output_data_got::reserve_global): New function.
1398 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1399 section_offsets_ with accessor function.
1400 (Sized_relobj_file::write_sections): Likewise.
1401 (Sized_relobj_file::do_relocate_sections): Likewise.
1402 * target.h (Sized_target::reserve_local_got_entry): New function.
1403 (Sized_target::reserve_global_got_entry): New function.
1404 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1405 (Target_x86_64::reserve_global_got_entry): New function.
1406 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1407
4829d394
CC		 14082011-05-23 Cary Coutant <ccoutant@google.com>
1409
1410 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1411 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1412 bit when checking got_type.
1413 * incremental.cc (Sized_incremental_binary::setup_readers):
1414 Store symbol table and string table locations; initialize bit vector
1415 of file status flags.
1416 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1417 unchanged files.
1418 (Sized_incremental_binary::do_process_got_plt): New function.
1419 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1420 (Output_section_incremental_inputs::set_final_data_size): Record
1421 file index for each input file.
1422 (Output_section_incremental_inputs::write_got_plt): Store file index
1423 instead of input entry offset for each GOT entry.
1424 * incremental.h
1425 (Incremental_input_entry::Incremental_input_entry): Initialize new
1426 data member.
1427 (Incremental_input_entry::set_offset): Store file index.
1428 (Incremental_input_entry::get_file_index): New function.
1429 (Incremental_input_entry::file_index_): New data member.
1430 (Incremental_binary::process_got_plt): New function.
1431 (Incremental_binary::do_process_got_plt): New function.
1432 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1433 data members.
1434 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1435 (Sized_incremental_binary::set_file_is_unchanged): New function.
1436 (Sized_incremental_binary::file_is_unchanged): New function.
1437 (Sized_incremental_binary::do_process_got_plt): New function.
1438 (Sized_incremental_binary::file_status_): New data member.
1439 (Sized_incremental_binary::main_symtab_loc_): New data member.
1440 (Sized_incremental_binary::main_strtab_loc_): New data member.
1441 * output.cc (Output_data_got::Got_entry::write): Add case
1442 RESERVED_CODE.
1443 (Output_data_got::add_global): Call add_got_entry.
1444 (Output_data_got::add_global_plt): Likewise.
1445 (Output_data_got::add_global_with_rel): Likewise.
1446 (Output_data_got::add_global_with_rela): Likewise.
1447 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1448 (Output_data_got::add_global_pair_with_rela): Likewise.
1449 (Output_data_got::add_local): Call add_got_entry.
1450 (Output_data_got::add_local_plt): Likewise.
1451 (Output_data_got::add_local_with_rel): Likewise.
1452 (Output_data_got::add_local_with_rela): Likewise.
1453 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1454 (Output_data_got::add_local_pair_with_rela): Likewise.
1455 (Output_data_got::reserve_slot): New function.
1456 (Output_data_got::reserve_slot_for_global): New function.
1457 (Output_data_got::add_got_entry): New function.
1458 (Output_data_got::add_got_entry_pair): New function.
1459 (Output_section::add_output_section_data): Edit FIXME.
1460 * output.h
1461 (Output_section_data_build::Output_section_data_build): New
1462 constructor with size parameter.
1463 (Output_data_space::Output_data_space): Likewise.
1464 (Output_data_got::Output_data_got): Initialize new data member; new
1465 constructor with size parameter.
1466 (Output_data_got::add_constant): Call add_got_entry.
1467 (Output_data_got::reserve_slot): New function.
1468 (Output_data_got::reserve_slot_for_global): New function.
1469 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1470 (Output_data_got::add_got_entry): New function.
1471 (Output_data_got::add_got_entry_pair): New function.
1472 (Output_data_got::free_list_): New data member.
1473 * target.h (Sized_target::init_got_plt_for_update): New function.
1474 (Sized_target::register_global_plt_entry): New function.
1475 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1476 Initialize new data member; call init; add constructor with PLT count.
1477 (Output_data_plt_x86_64::init): New function.
1478 (Output_data_plt_x86_64::add_relocation): New function.
1479 (Output_data_plt_x86_64::reserve_slot): New function.
1480 (Output_data_plt_x86_64::free_list_): New data member.
1481 (Target_x86_64::init_got_plt_for_update): New function.
1482 (Target_x86_64::register_global_plt_entry): New function.
1483 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1484 incremental updates.
1485 (Output_data_plt_x86_64::add_relocation): New function.
1486 * testsuite/object_unittest.cc (Object_test): Set default options.
1487
ec69d6da
ILT		 14882011-05-16 Ian Lance Taylor <iant@google.com>
1489
1490 * options.h (class General_options): Make -i a synonym for -r.
1491
732e31de
ILT		 14922011-05-16 Ian Lance Taylor <iant@google.com>
1493
1494 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1495
403676b5
CC		 14962011-05-10 Cary Coutant <ccoutant@google.com>
1497
1498 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1499 strip_all (-s).
1500
5b7b7d6e
ILT		 15012011-05-06 Ian Lance Taylor <iant@google.com>
1502
1503 * layout.cc (Layout::layout): If the output section flags change,
1504 update the ordering.
1505
f0f9babf
CC		 15062011-04-25 Cary Coutant <ccoutant@google.com>
1507
1508 * incremental-dump.cc (dump_incremental_inputs): Print local
1509 symbol info for each input file.
1510 * incremental.cc
1511 (Output_section_incremental_inputs::set_final_data_size): Add local
1512 symbol info to input file entries in incremental info.
1513 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1514 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1515 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1516 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1517 implementation.
1518 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1519 (Sized_incr_relobj::do_relocate): Write the local symbols.
1520 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1521 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1522 Adjust size of input file header.
1523 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1524 (Incremental_inputs_reader::get_local_symbol_count): New function.
1525 (Incremental_inputs_reader::get_input_section): Adjust size of input
1526 file header.
1527 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1528 (Sized_incr_relobj::This): New typedef.
1529 (Sized_incr_relobj::sym_size): New const data member.
1530 (Sized_incr_relobj::Local_symbol): New struct.
1531 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1532 (Sized_incr_relobj::do_local_symbol_offset): New function.
1533 (Sized_incr_relobj::local_symbol_count_): New data member.
1534 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1535 (Sized_incr_relobj::local_symbol_index_): New data member.
1536 (Sized_incr_relobj::local_symbol_offset_): New data member.
1537 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1538 (Sized_incr_relobj::local_symbols_): New data member.
1539 * object.h (Relobj::output_local_symbol_count): New function.
1540 (Relobj::local_symbol_offset): New function.
1541 (Relobj::do_output_local_symbol_count): New function.
1542 (Relobj::do_local_symbol_offset): New function.
1543 (Sized_relobj::do_output_local_symbol_count): New function.
1544 (Sized_relobj::do_local_symbol_offset): New function.
1545
d0a9ace3
ILT		 15462011-04-22 Vladimir Simonov <sv@sw.ru>
1547
1548 * descriptors.cc (set_close_on_exec): New function.
1549 (Descriptors::open): Use set_close_on_exec.
1550 * output.cc (S_ISLNK): Define if not defined.
1551
94a3fc8b
CC		 15522011-04-22 Cary Coutant <ccoutant@google.com>
1553
1554 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1555 global symbol map.
1556 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1557 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1558 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1559 relocations.
1560 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1561 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1562 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1563 * incremental.h
1564 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1565 function.
1566 (Incremental_binary::apply_incremental_relocs): New function.
1567 (Incremental_binary::do_apply_incremental_relocs): New function.
1568 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1569 data member.
1570 (Sized_incremental_binary::add_global_symbol): New function.
1571 (Sized_incremental_binary::global_symbol): New function.
1572 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1573 (Sized_incremental_binary::symbol_map_): New data member.
1574 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1575 * target.h (Sized_target::apply_relocation): New function.
1576 * target-reloc.h (apply_relocation): New function.
1577 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1578
c87e4302
DK		 15792011-04-22 Doug Kwan <dougkwan@google.com>
1580
1581 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1582 flag of a SHT_ARM_EXIDX section.
1583 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1584 * testsuite/Makefile.in: Regenerate.
1585 * testsuite/arm_exidx_test.s: New file.
1586 * testsuite/arm_exidx_test.sh: Same.
1587
e7782cf6
CC		 15882011-04-20 Cary Coutant <ccoutant@google.com>
1589
1590 PR gold/12689
1591 * archive.h (Incremental_archive_entry::Archive_member):
1592 Initialize arg_serial_ (second constructor).
1593
308ecdc7
ILT		 15942011-04-17 Ian Lance Taylor <iant@google.com>
1595
1596 * object.cc (Relocate_info::location): Simplify location string.
1597 * errors.cc (Errors::error_at_location): Don't print program
1598 name.
1599 (Errors::warning_at_location): Likewise.
1600 (Errors::undefined_symbol): Likewise.
1601 * testsuite/debug_msg.sh: Update accordingly.
1602
bec5b579
CC		 16032011-04-14 Cary Coutant <ccoutant@google.com>
1604
1605 * gold/layout.cc (Layout::symtab_section_offset): New function.
1606 * gold/layout.h (Layout::symtab_section_offset): New function.
1607 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1608
88597d34
ILT		 16092011-04-12 Ian Lance Taylor <iant@google.com>
1610
1611 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1612 with MREMAP_MAYMOVE.
1613 * output.h (class Output_file): Add map_is_allocated_ field.
1614 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1615 not available, provide stubs. If mremap is not available, #define
1616 it to gold_mremap.
1617 (MREMAP_MAYMOVE): Define if not defined.
1618 (Output_file::Output_file): Initialize map_is_allocated_.
1619 (Output_file::resize): Check map_is_allocated_.
1620 (Output_file::map_anonymous): If mmap fails, use malloc.
1621 (Output_file::unmap): Don't do anything for an anonymous map.
1622 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1623 is not available, provide stubs.
1624 (File_read::View::~View): Use free rather than delete[].
1625 (File_read::make_view): Use malloc rather than new[]. If mmap
1626 fails, use malloc.
1627 (File_read::find_or_make_view): Use malloc rather than new[].
1628 * gold.h: Remove HAVE_REMAP code.
1629 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1630 exists. Rename mremap to gold_mremap. If mmap is not available
1631 don't do anything.
1632 * configure, config.in: Rebuild.
1633
11e361bc
ILT		 16342011-04-11 Ian Lance Taylor <iant@google.com>
1635
1636 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1637 initialize local variable v.
1638
cdc29364
CC		 16392011-04-11 Cary Coutant <ccoutant@google.com>
1640
1641 * archive.cc (Archive::include_member): Adjust call to
1642 report_object.
1643 (Add_archive_symbols::run): Track argument serial numbers.
1644 (Lib_group::include_member): Likewise.
1645 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1646 * archive.h (Incremental_archive_entry::Archive_member):
1647 Initialize arg_serial_.
1648 (Archive_member::arg_serial_): New data member.
1649 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1650 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1651 incremental link.
1652 (Sized_dynobj::do_for_all_local_got_entries): New function.
1653 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1654 function.
1655 * fileread.cc (get_mtime): New function.
1656 * fileread.h (get_mtime): New function.
1657 * gold.cc (queue_initial_tasks): Check for incremental update.
1658 (process_incremental_input): New function.
1659 (queue_middle_tasks): Don't force valid target for incremental
1660 update.
1661 * incremental-dump.cc (find_input_containing_global): Adjust
1662 size of symbol info entry.
1663 (dump_incremental_inputs): Dump argument serial number and
1664 in_system_directory flag; bias shndx by 1; print symbol names
1665 when dumping per-file symbol lists; use new symbol info readers.
1666 * incremental.cc
1667 (Output_section_incremental_inputs:update_data_size): New function.
1668 (Sized_incremental_binary::setup_readers): Setup input readers
1669 for each input file; build maps for files added from libraries
1670 and scripts.
1671 (Sized_incremental_binary::check_input_args): New function.
1672 (Sized_incremental_binary::do_check_inputs): Build map of argument
1673 serial numbers to input arguments.
1674 (Sized_incremental_binary::do_file_has_changed): Rename
1675 do_file_is_unchanged to this; compare file modification times.
1676 (Sized_incremental_binary::do_init_layout): New function.
1677 (Sized_incremental_binary::do_reserve_layout): New function.
1678 (Sized_incremental_binary::do_get_input_reader): Remove.
1679 (Sized_incremental_binary::get_symtab_view): New function.
1680 (Incremental_checker::can_incrementally_link_output_file): Remove.
1681 (Incremental_inputs::report_command_line): Exclude --debug options.
1682 (Incremental_inputs::report_archive_begin): Add parameter; track
1683 argument serial numbers; don't put input file entry for archive
1684 before archive members.
1685 (Incremental_inputs::report_archive_end): Put input file entry
1686 for archive after archive members.
1687 (Incremental_inputs::report_object): Add parameter; track argument
1688 serial numbers and in_system_directory flag.
1689 (Incremental_inputs::report_script): Add parameter; track argument
1690 serial numbers.
1691 (Output_section_incremental_inputs::set_final_data_size): Adjust
1692 size of symbol info entry; check for forwarding symbols.
1693 (Output_section_incremental_inputs::write_input_files): Write
1694 in_system_directory flag and argument serial number.
1695 (Output_section_incremental_inputs::write_info_blocks): Map section
1696 indices between incremental info and original input file; store
1697 input section index for each symbol.
1698 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1699 change operator() to visit().
1700 (class Global_got_offset_visitor): Likewise.
1701 (class Global_symbol_visitor_got_plt):
1702 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1703 classes.
1704 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1705 (Sized_incr_relobj::do_read_symbols): New function.
1706 (Sized_incr_relobj::do_layout): New function.
1707 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1708 (Sized_incr_relobj::do_add_symbols): New function.
1709 (Sized_incr_relobj::do_should_include_member): New function.
1710 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1711 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1712 (Sized_incr_relobj::do_section_size): New function.
1713 (Sized_incr_relobj::do_section_name): New function.
1714 (Sized_incr_relobj::do_section_contents): New function.
1715 (Sized_incr_relobj::do_section_flags): New function.
1716 (Sized_incr_relobj::do_section_entsize): New function.
1717 (Sized_incr_relobj::do_section_address): New function.
1718 (Sized_incr_relobj::do_section_type): New function.
1719 (Sized_incr_relobj::do_section_link): New function.
1720 (Sized_incr_relobj::do_section_info): New function.
1721 (Sized_incr_relobj::do_section_addralign): New function.
1722 (Sized_incr_relobj::do_initialize_xindex): New function.
1723 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1724 (Sized_incr_relobj::do_read_relocs): New function.
1725 (Sized_incr_relobj::do_gc_process_relocs): New function.
1726 (Sized_incr_relobj::do_scan_relocs): New function.
1727 (Sized_incr_relobj::do_count_local_symbols): New function.
1728 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1729 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1730 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1731 (Sized_incr_relobj::do_relocate): New function.
1732 (Sized_incr_relobj::do_set_section_offset): New function.
1733 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1734 (Sized_incr_dynobj::do_read_symbols): New function.
1735 (Sized_incr_dynobj::do_layout): New function.
1736 (Sized_incr_dynobj::do_add_symbols): New function.
1737 (Sized_incr_dynobj::do_should_include_member): New function.
1738 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1739 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1740 (Sized_incr_dynobj::do_section_size): New function.
1741 (Sized_incr_dynobj::do_section_name): New function.
1742 (Sized_incr_dynobj::do_section_contents): New function.
1743 (Sized_incr_dynobj::do_section_flags): New function.
1744 (Sized_incr_dynobj::do_section_entsize): New function.
1745 (Sized_incr_dynobj::do_section_address): New function.
1746 (Sized_incr_dynobj::do_section_type): New function.
1747 (Sized_incr_dynobj::do_section_link): New function.
1748 (Sized_incr_dynobj::do_section_info): New function.
1749 (Sized_incr_dynobj::do_section_addralign): New function.
1750 (Sized_incr_dynobj::do_initialize_xindex): New function.
1751 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1752 (make_sized_incremental_object): New function.
1753 (Incremental_library::copy_unused_symbols): New function.
1754 (Incremental_library::do_for_all_unused_symbols): New function.
1755 * incremental.h (enum Incremental_input_flags): New type.
1756 (class Incremental_checker): Remove.
1757 (Incremental_input_entry::Incremental_input_entry): Add argument
1758 serial number.
1759 (Incremental_input_entry::arg_serial): New function.
1760 (Incremental_input_entry::set_is_in_system_directory): New function.
1761 (Incremental_input_entry::is_in_system_directory): New function.
1762 (Incremental_input_entry::arg_serial_): New data member.
1763 (Incremental_input_entry::is_in_system_directory_): New data member.
1764 (class Script_info): Move here from script.h.
1765 (Script_info::Script_info): Add filename parameter.
1766 (Script_info::filename): New function.
1767 (Script_info::filename_): New data member.
1768 (Incremental_script_entry::Incremental_script_entry): Add argument
1769 serial number.
1770 (Incremental_object_entry::Incremental_object_entry): Likewise.
1771 (Incremental_object_entry::add_input_section): Build list of input
1772 sections with map to original shndx.
1773 (Incremental_object_entry::get_input_section_index): New function.
1774 (Incremental_object_entry::shndx_): New data member.
1775 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1776 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1777 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1778 serial number.
1779 (Incremental_inputs::report_archive_begin): Likewise.
1780 (Incremental_inputs::report_object): Likewise.
1781 (Incremental_inputs::report_script): Likewise.
1782 (class Incremental_global_symbol_reader): New class.
1783 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1784 and store flags and input file type.
1785 (Incremental_input_entry_reader::arg_serial): New function.
1786 (Incremental_input_entry_reader::type): Extract type from flags.
1787 (Incremental_input_entry_reader::is_in_system_directory): New function.
1788 (Incremental_input_entry_reader::get_input_section_count): Call
1789 accessor function for type.
1790 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1791 function for type; adjust size of global symbol entry.
1792 (Incremental_input_entry_reader::get_global_symbol_count): Call
1793 accessor function for type.
1794 (Incremental_input_entry_reader::get_object_count): Likewise.
1795 (Incremental_input_entry_reader::get_object_offset): Likewise.
1796 (Incremental_input_entry_reader::get_member_count): Likewise.
1797 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1798 (Incremental_input_entry_reader::get_member_offset): Likewise.
1799 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1800 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1801 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1802 (Incremental_input_entry_reader::get_global_symbol_reader): New
1803 function.
1804 (Incremental_input_entry_reader::get_output_symbol_index): New
1805 function.
1806 (Incremental_input_entry_reader::type_): Remove.
1807 (Incremental_input_entry_reader::flags_): New data member.
1808 (Incremental_inputs_reader::input_file_offset): New function.
1809 (Incremental_inputs_reader::input_file_index): New function.
1810 (Incremental_inputs_reader::input_file): Call input_file_offset.
1811 (Incremental_inputs_reader::input_file_at_offset): New function.
1812 (Incremental_relocs_reader::get_r_type): Reformat.
1813 (Incremental_relocs_reader::get_r_shndx): Reformat.
1814 (Incremental_relocs_reader::get_r_offset): Reformat.
1815 (Incremental_relocs_reader::data): New function.
1816 (Incremental_binary::Incremental_binary): Initialize new data members.
1817 (Incremental_binary::check_inputs): Add cmdline parameter.
1818 (Incremental_binary::file_is_unchanged): Remove.
1819 (Input_reader::arg_serial): New function.
1820 (Input_reader::get_unused_symbol_count): New function.
1821 (Input_reader::get_unused_symbol): New function.
1822 (Input_reader::do_arg_serial): New function.
1823 (Input_reader::do_get_unused_symbol_count): New function.
1824 (Input_reader::do_get_unused_symbol): New function.
1825 (Incremental_binary::input_file_count): New function.
1826 (Incremental_binary::get_input_reader): Change signature to use
1827 index instead of filename.
1828 (Incremental_binary::file_has_changed): New function.
1829 (Incremental_binary::get_input_argument): New function.
1830 (Incremental_binary::get_library): New function.
1831 (Incremental_binary::get_script_info): New function.
1832 (Incremental_binary::init_layout): New function.
1833 (Incremental_binary::reserve_layout): New function.
1834 (Incremental_binary::output_file): New function.
1835 (Incremental_binary::do_check_inputs): New function.
1836 (Incremental_binary::do_file_is_unchanged): Remove.
1837 (Incremental_binary::do_file_has_changed): New function.
1838 (Incremental_binary::do_init_layout): New function.
1839 (Incremental_binary::do_reserve_layout): New function.
1840 (Incremental_binary::do_input_file_count): New function.
1841 (Incremental_binary::do_get_input_reader): Change signature.
1842 (Incremental_binary::input_args_map_): New data member.
1843 (Incremental_binary::library_map_): New data member.
1844 (Incremental_binary::script_map_): New data member.
1845 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1846 new data members.
1847 (Sized_incremental_binary::output_section): New function.
1848 (Sized_incremental_binary::inputs_reader): Add const.
1849 (Sized_incremental_binary::symtab_reader): Add const.
1850 (Sized_incremental_binary::relocs_reader): Add const.
1851 (Sized_incremental_binary::got_plt_reader): Add const.
1852 (Sized_incremental_binary::get_symtab_view): New function.
1853 (Sized_incremental_binary::Inputs_reader): New typedef.
1854 (Sized_incremental_binary::Input_entry_reader): New typedef.
1855 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1856 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1857 (Sized_incremental_binary::do_file_has_changed): New function.
1858 (Sized_incremental_binary::do_init_layout): New function.
1859 (Sized_incremental_binary::do_reserve_layout): New function.
1860 (Sized_input_reader::Inputs_reader): Remove.
1861 (Sized_input_reader::Input_entry_reader): Remove.
1862 (Sized_input_reader::do_arg_serial): New function.
1863 (Sized_input_reader::do_get_unused_symbol_count): New function.
1864 (Sized_input_reader::do_get_unused_symbol): New function.
1865 (Sized_incremental_binary::do_input_file_count): New function.
1866 (Sized_incremental_binary::do_get_input_reader): Change signature;
1867 use index instead of filename.
1868 (Sized_incremental_binary::section_map_): New data member.
1869 (Sized_incremental_binary::input_entry_readers_): New data member.
1870 (class Sized_incr_relobj): New class.
1871 (class Sized_incr_dynobj): New class.
1872 (make_sized_incremental_object): New function.
1873 (class Incremental_library): New class.
1874 * layout.cc (Free_list::num_lists): New static data member.
1875 (Free_list::num_nodes): New static data member.
1876 (Free_list::num_removes): New static data member.
1877 (Free_list::num_remove_visits): New static data member.
1878 (Free_list::num_allocates): New static data member.
1879 (Free_list::num_allocate_visits): New static data member.
1880 (Free_list::init): New function.
1881 (Free_list::remove): New function.
1882 (Free_list::allocate): New function.
1883 (Free_list::dump): New function.
1884 (Free_list::print_stats): New function.
1885 (Layout_task_runner::run): Resize output file for incremental updates.
1886 (Layout::Layout): Initialize new data members.
1887 (Layout::set_incremental_base): New function.
1888 (Layout::init_fixed_output_section): New function.
1889 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1890 incremental updates.
1891 (Layout::create_gold_note): Do not create gold note section for
1892 incremental updates.
1893 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1894 for incremental updates.
1895 (Layout::set_section_offsets): For incremental updates, allocate space
1896 from free list.
1897 (Layout::create_symtab_sections): Layout with offsets relative to
1898 start of section; for incremental updates, allocate space from free
1899 list.
1900 (Layout::create_shdrs): For incremental updates, allocate space from
1901 free list.
1902 (Layout::finish_dynamic_section): For incremental updates, do not
1903 check --as-needed (fixed in subsequent patch).
1904 * layout.h (class Free_list): New class.
1905 (Layout::set_incremental_base): New function.
1906 (Layout::incremental_base): New function.
1907 (Layout::init_fixed_output_section): New function.
1908 (Layout::allocate): New function.
1909 (Layout::incremental_base_): New data member.
1910 (Layout::free_list_): New data member.
1911 * main.cc (main): Print Free_list statistics.
1912 * object.cc (Relobj::finalize_incremental_relocs): Add
1913 clear_counts parameter; clear counts only when clear_counts is set.
1914 (Sized_relobj::Sized_relobj): Initialize new base class.
1915 (Sized_relobj::do_layout): Don't report special sections.
1916 (Sized_relobj::do_for_all_local_got_entries): New function.
1917 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1918 symtab_off to all symbol table offsets.
1919 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1920 * object.h (class Got_offset_list): Move to top of file.
1921 (Object::Object): Allow case where input_file == NULL.
1922 (Object::~Object): Likewise.
1923 (Object::input_file): Assert that input_file != NULL.
1924 (Object::lock): Allow case where input_file == NULL.
1925 (Object::unlock): Likewise.
1926 (Object::is_locked): Likewise.
1927 (Object::token): Likewise.
1928 (Object::release): Likewise.
1929 (Object::is_incremental): New function.
1930 (Object::get_mtime): New function.
1931 (Object::for_all_local_got_entries): New function.
1932 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1933 (Object::set_is_in_system_directory): New function.
1934 (Object::is_in_system_directory): New function.
1935 (Object::do_is_incremental): New function.
1936 (Object::do_get_mtime): New function.
1937 (Object::do_for_all_local_got_entries): New function.
1938 (Object::is_in_system_directory_): New data member.
1939 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1940 (class Sized_relobj_base): New class.
1941 (class Sized_relobj): Derive from Sized_relobj_base.
1942 (class Sized_relobj::Symbols): Redeclare from base class.
1943 (class Sized_relobj::local_got_offset_list): Remove.
1944 (class Sized_relobj::Output_sections): Redeclare from base class.
1945 (class Sized_relobj::do_for_all_local_got_entries): New function.
1946 (class Sized_relobj::write_local_symbols): Add offset parameter.
1947 (class Sized_relobj::local_symbol_offset_): Update comment.
1948 (class Sized_relobj::local_dynsym_offset_): Update comment.
1949 * options.cc (Input_arguments::add_file): Remove const.
1950 * options.h (Input_file_argument::Input_file_argument):
1951 Initialize arg_serial_ (all constructors).
1952 (Input_file_argument::set_arg_serial): New function.
1953 (Input_file_argument::arg_serial): New function.
1954 (Input_file_argument::arg_serial_): New data member.
1955 (Input_arguments::Input_arguments): Initialize file_count_.
1956 (Input_arguments::add_file): Remove const.
1957 (Input_arguments::number_of_input_files): New function.
1958 (Input_arguments::file_count_): New data member.
1959 (Command_line::number_of_input_files): Call
1960 Input_arguments::number_of_input_files.
1961 * output.cc (Output_segment_headers::Output_segment_headers):
1962 Set current size.
1963 (Output_section::Input_section::current_data_size): New function.
1964 (Output_section::Output_section): Initialize new data members.
1965 (Output_section::add_input_section): Don't do merge sections for
1966 an incremental link; allocate space from free list for an
1967 incremental update.
1968 (Output_section::add_output_section_data): Allocate space from
1969 free list for an incremental update.
1970 (Output_section::update_data_size): New function.
1971 (Output_section::set_fixed_layout): New function.
1972 (Output_section::reserve): New function.
1973 (Output_segment::set_section_addresses): Remove const.
1974 (Output_segment::set_section_list_addresses): Remove const; allocate
1975 space from free list for an incremental update.
1976 (Output_segment::set_offset): Adjust size of RELRO segment for an
1977 incremental update.
1978 * output.h (Output_data::current_data_size): Move here from
1979 child classes.
1980 (Output_data::pre_finalize_data_size): New function.
1981 (Output_data::update_data_size): New function.
1982 (Output_section_headers::update_data_size): new function.
1983 (Output_section_data_build::current_data_size): Move to Output_data.
1984 (Output_data_strtab::update_data_size): New function.
1985 (Output_section::current_data_size): Move to Output_data.
1986 (Output_section::set_fixed_layout): New function.
1987 (Output_section::has_fixed_layout): New function.
1988 (Output_section::reserve): New function.
1989 (Output_section::update_data_size): New function.
1990 (Output_section::has_fixed_layout_): New data member.
1991 (Output_section::free_list_): New data member.
1992 (Output_segment::set_section_addresses): Remove const.
1993 (Output_segment::set_section_list_addresses): Remove const.
1994 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1995 New function.
1996 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1997 New function.
1998 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1999 parameter when calling Add_symbols constructor; store argument
2000 serial number for members of a lib group.
2001 (Add_symbols::locks): Allow case where token == NULL.
2002 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2003 (Read_member::~Read_member): New function.
2004 (Read_member::is_runnable): New function.
2005 (Read_member::locks): New function.
2006 (Read_member::run): New function.
2007 (Check_script::~Check_script): New function.
2008 (Check_script::is_runnable): New function.
2009 (Check_script::locks): New function.
2010 (Check_script::run): New function.
2011 (Check_library::~Check_library): New function.
2012 (Check_library::is_runnable): New function.
2013 (Check_library::locks): New function.
2014 (Check_library::run): New function.
2015 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2016 (Add_symbols::library_): New data member.
2017 (class Read_member): New class.
2018 (class Check_script): New class.
2019 (class Check_library): New class.
2020 * reloc.cc (Read_relocs::is_runnable): Allow case where
2021 token == NULL.
2022 (Read_relocs::locks): Likewise.
2023 (Scan_relocs::locks): Likewise.
2024 (Relocate_task::locks): Likewise.
2025 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2026 to clear counters.
2027 (Sized_relobj::incremental_relocs_scan): Fix comment.
2028 (Sized_relobj::do_relocate): Pass output file offset to
2029 write_local_symbols.
2030 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2031 from class declaration.
2032 * script.cc (read_input_script): Allocate Script_info; pass
2033 argument serial number to report_script.
2034 * script.h (class Script_info): Move to incremental.h.
2035 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2036 * symtab.h (Symbol_table::add_from_incrobj): New function.
2037 (Symbol_table::set_file_offset): New function.
2038
b961d0d7
CC		 20392011-04-05 Cary Coutant <ccoutant@google.com>
2040
2041 * incremental-dump.cc (dump_incremental_inputs): Change signature
2042 to take a Sized_incremental_binary; change caller. Use readers
2043 in Sized_incremental_binary.
2044 * incremental.cc
2045 (Sized_incremental_binary::find_incremental_inputs_sections):
2046 Rename do_find_incremental_inputs_sections to this.
2047 (Sized_incremental_binary::setup_readers): New function.
2048 (Sized_incremental_binary::do_check_inputs): Check
2049 has_incremental_info_ flag; move setup code to setup_readers;
2050 use input readers.
2051 (Sized_incremental_binary::do_file_is_unchanged): New function.
2052 (Sized_incremental_binary::do_get_input_reader): New function.
2053 * incremental.h (class Incremental_binary): Move to end of file.
2054 (Incremental_binary::file_is_unchanged): New function.
2055 (Incremental_binary::do_file_is_unchanged): New function.
2056 (Incremental_binary::Input_reader): New class.
2057 (Incremental_binary::get_input_reader): New function.
2058 (class Sized_incremental_binary): Move to end of file.
2059 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2060 input section reader classes.
2061 (Sized_incremental_binary::has_incremental_info): New function.
2062 (Sized_incremental_binary::inputs_reader): New function.
2063 (Sized_incremental_binary::symtab_reader): New function.
2064 (Sized_incremental_binary::relocs_reader): New function.
2065 (Sized_incremental_binary::got_plt_reader): New function.
2066 (Sized_incremental_binary::do_file_is_unchanged): New function.
2067 (Sized_incremental_binary::Sized_input_reader): New class.
2068 (Sized_incremental_binary::get_input_reader): New function.
2069 (Sized_incremental_binary::find_incremental_inputs_sections):
2070 Rename do_find_incremental_inputs_sections to this.
2071 (Sized_incremental_binary::setup_readers): New function.
2072 (Sized_incremental_binary::has_incremental_info_): New data member.
2073 (Sized_incremental_binary::inputs_reader_): New data member.
2074 (Sized_incremental_binary::symtab_reader_): New data member.
2075 (Sized_incremental_binary::relocs_reader_): New data member.
2076 (Sized_incremental_binary::got_plt_reader_): New data member.
2077 (Sized_incremental_binary::current_input_file_): New data member.
2078
a869183f
PP		 20792011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2080
2081 PR gold/12640
2082 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2083 violation.
2084
20852011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2086
2087 * archive.cc (Archive::include_member): Adjust call to report_object.
2088 (Add_archive_symbols::run): Add script_info to call to
2089 report_archive_begin.
2090 (Lib_group::include_member): Adjust call to report_object.
2091 (Add_lib_group_symbols::run): Adjust call to report_object.
2092 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2093 blocks. Add object count for script input files.
2094 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2095 script_info parameter; change all callers.
2096 (Incremental_inputs::report_object): Add script_info parameter;
2097 change all callers.
2098 (Incremental_inputs::report_script): Store backpointer to
2099 incremental info entry.
2100 (Output_section_incremental_inputs::set_final_data_size): Record
2101 additional information for scripts.
2102 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2103 * incremental.h (Incremental_script_entry::add_object): New function.
2104 (Incremental_script_entry::get_object_count): New function.
2105 (Incremental_script_entry::get_object): New function.
2106 (Incremental_script_entry::objects_): New data member; adjust
2107 constructor.
2108 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2109 (Incremental_inputs::report_object): Add script_info parameter.
2110 (Incremental_inputs_reader::get_object_count): New function.
2111 (Incremental_inputs_reader::get_object_offset): New function.
2112 * options.cc (Input_arguments::add_file): Return reference to
2113 new input argument.
2114 * options.h (Input_argument::set_script_info): New function.
2115 (Input_argument::script_info): New function.
2116 (Input_argument::script_info_): New data member; adjust all
2117 constructors.
2118 (Input_file_group::add_file): Return reference to new input argument.
2119 (Input_file_lib::add_file): Likewise.
2120 (Input_arguments::add_file): Likewise.
2121 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2122 * script.cc (Parser_closure::Parser_closure): Add script_info
2123 parameter; adjust all callers.
2124 (Parser_closure::script_info): New function.
2125 (Parser_closure::script_info_): New data member.
2126 (read_input_script): Report scripts earlier to incremental info.
2127 (script_add_file): Set script_info in Input_argument.
2128 (script_add_library): Likewise.
2129 * script.h (Script_options::Script_info): Rewrite class.
2130
a869183f 21312011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2132
2133 * archive.cc (Library_base::should_include_member): Move
2134 method here from class Archive.
2135 (Archive::Archive): Initialize base class.
2136 (Archive::should_include_member): Move to base class.
2137 (Archive::do_for_all_unused_symbols): New function.
2138 (Add_archive_symbols::run): Remove redundant access to
2139 incremental_inputs.
2140 (Lib_group::Lib_group): Initialize base class.
2141 (Lib_group::do_filename): New function.
2142 (Lib_group::include_member): Pass pointer to Lib_group to
2143 report_object.
2144 (Lib_group::do_for_all_unused_symbols): New function.
2145 (Add_lib_group_symbols::run): Report archive information for
2146 incremental links.
2147 * archive.h (class Library_base): New base class.
2148 (class Archive): Derive from Library_base.
2149 (Archive::filename): Move to base class.
2150 (Archive::set_incremental_info): Likewise.
2151 (Archive::incremental_info): Likewise.
2152 (Archive::Should_include): Likewise.
2153 (Archive::should_include_member): Likewise.
2154 (Archive::Armap_entry): Remove.
2155 (Archive::Unused_symbol_iterator): Remove.
2156 (Archive::unused_symbols_begin): Remove.
2157 (Archive::unused_symbols_end): Remove.
2158 (Archive::do_filename): New function.
2159 (Archive::do_get_mtime): New function.
2160 (Archive::do_for_all_unused_symbols): New function.
2161 (Archive::task_): Move to base class.
2162 (Archive::incremental_info_): Likewise.
2163 (class Lib_group): Derive from Library_base.
2164 (Lib_group::do_filename): New function.
2165 (Lib_group::do_get_mtime): New function.
2166 (Lib_group::do_for_all_unused_symbols): New function.
2167 (Lib_group::task_): Move to base class.
2168 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2169 function.
2170 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2171 function.
2172 * incremental.cc (Incremental_inputs::report_archive_begin):
2173 Use Library_base; call library's get_mtime; add incremental inputs
2174 entry before members.
2175 (class Unused_symbol_visitor): New class.
2176 (Incremental_inputs::report_archive_end): Use Library_base; use
2177 visitor class to record unused symbols; don't add incremental inputs
2178 entry after members.
2179 (Incremental_inputs::report_object): Use Library_base.
2180 * incremental.h
2181 (Incremental_archive_entry::Incremental_archive_entry): Remove
2182 unused Archive parameter.
2183 (Incremental_inputs::report_archive_begin): Use Library_base.
2184 (Incremental_inputs::report_archive_end): Likewise.
2185 (Incremental_inputs::report_object): Likewise.
2186 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2187 function.
2188 * object.h (Object::for_all_global_symbols): New function.
2189 (Object::do_for_all_global_symbols): New function.
2190 (Sized_relobj::do_for_all_global_symbols): New function.
2191 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2192 function.
2193 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2194 function.
2195
61ab3e40
ILT		 21962011-03-27 Ian Lance Taylor <iant@google.com>
2197
2198 * archive.cc (Archive::interpret_header): Return -1 if something
2199 goes wrong. Change callers accordingly.
2200
30e1f9e6
CC		 22012011-03-25 Cary Coutant <ccoutant@google.com>
2202
2203 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2204 * testsuite/Makefile.in: Regenerate.
2205
9370ce59 22062011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2207
2208 * plugin.cc (get_view): New.
2209 (Plugin::load): Pass get_view to the plugin.
2210 (Plugin_manager::get_view): New.
2211
9312bb0a
ILT		 22122011-03-21 Ian Lance Taylor <iant@google.com>
2213
2214 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2215 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2216
7e12ba9e
ST		 22172011-03-21 Sriraman Tallam <tmsriram@google.com>
2218
2219 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2220 Change == to -eq.
2221 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2222 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2223 Change == to -eq.
2224 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2225 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2226
fd7a005d
ILT		 22272011-03-14 Ian Lance Taylor <iant@google.com>
2228
2229 * script-sections.cc (Sort_output_sections::script_compare):
2230 Rename from is_before, change return type.
2231 (Sort_output_sections::operator()): Adjust accordingly.
2232
ed16fd1b
ILT		 22332011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2234
2235 PR gold/12572
2236 * testsuite/odr_violation2.cc: Add comment to make all error line
2237 numbers double digits.
2238 * testsuite/debug_msg.sh: Adjust expected errors.
2239
71ff8986
ILT		 22402011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2241
2242 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2243 but mark earlier ones as non-canonical
2244 (offset_to_iterator): Update search target and example
2245 (do_addr2line): Return extra lines in a vector*
2246 (format_file_lineno): Extract from do_addr2line
2247 (one_addr2line): Add vector* out-param
2248 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2249 when a lineno entry appeared last for its instruction
2250 (Dwarf_line_info): Add vector* out-param
2251 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2252 * symtab.cc (Odr_violation_compare): Include the lineno in the
2253 comparison again.
2254 (linenos_from_loc): New. Combine the canonical line for an
2255 address with its other lines.
2256 (True_if_intersect): New. Helper functor to make
2257 std::set_intersection a query.
2258 (detect_odr_violations): Compare sets of lines instead of just
2259 one line for each function. This became less deterministic, but
2260 has fewer false positives.
2261 * symtab.h: Declarations.
2262 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2263 mix an optimized and non-optimized object in the same binary
2264 (odr_violation2.so): Same.
2265 * testsuite/Makefile.in: Regenerate from Makefile.am.
2266 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2267 * testsuite/debug_msg.sh: Update line numbers and add
2268 assertions.
2269 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2270 non-optimized context.
2271 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2272 isn't inlined, and use OdrDerived in an optimized context.
2273 * testsuite/odr_header1.h: Defines OdrDerived, where
2274 optimization will change the
2275 first-instruction-in-the-destructor's file and line number.
2276 * testsuite/odr_header2.h: Defines OdrBase.
2277
a19fefdc
ILT		 22782011-03-09 Ian Lance Taylor <iant@google.com>
2279
2280 * fileread.cc (File_read::clear_views): Don't delete the whole
2281 file view.
2282
ecb351e9
ILT		 22832011-03-08 Ian Lance Taylor <iant@google.com>
2284
2285 PR gold/12525
2286 * fileread.cc: #include <climits>.
2287 (GOLD_IOV_MAX): Define.
2288 (File_read::read_multiple): Limit number of entries by iov_max.
2289 * fileread.h (class File_read): Always set max_readv_entries to
2290 128.
2291
b821d13c
ILT		 22922011-03-07 Ian Lance Taylor <iant@google.com>
2293
2294 PR gold/12525
2295 * options.h (class General_options): Add -dy and -dn.
2296
89243142
CC		 22972011-03-02 Cary Coutant <ccoutant@google.com>
2298
2299 * testsuite/script_test_9.t: Add TLS segment.
2300
d0773f31
ILT		 23012011-03-02 Simon Baldwin <simonb@google.com>
2302
2303 * configure.ac: Add check for gnu_indirect_function support in
2304 the toolchain building binutils.
2305 * configure: Rebuild.
2306
9370ce59 23072011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2308
2309 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2310 plugin only symbols.
2311 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2312 in plugin files as not needed in the symbol table.
2313
4cf7a849
ST		 23142011-02-11 Sriraman Tallam <tmsriram@google.com>
2315
2316 * output.cc (Output_section::add_input_section): Delay fill
2317 generation for section ordering.
2318
b578bd7d
ILT		 23192011-02-09 Ian Lance Taylor <iant@google.com>
2320
2321 PR gold/12316
2322 * object.h (class Sized_relobj): Remove clear_local_symbols.
2323 * reloc.cc (Sized_relobj::do_relocate): Don't call
2324 clear_local_symbols.
2325
9370ce59 23262011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2327
2328 * plugin.cc (is_visible_from_outside): Return true for symbols
2329 in the -u option.
2330
55382fb7
ILT		 23312011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2332
2333 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2334 filename.
2335
4e271fff
ST		 23362011-02-02 Sriraman Tallam <tmsriram@google.com>
2337
2338 * icf.h (is_section_foldable_candidate): Change type of parameter
2339 to std::string.
2340 * icf.cc (Icf::find_identical_sections): Change type of local variable
2341 section_name to be std::string.
2342 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2343
d433c3ac
ILT		 23442011-01-25 Ian Lance Taylor <iant@google.com>
2345
2346 * script.cc (script_add_extern): Rewrite to use
2347 add_symbol_reference.
2348
880473a6
DK		 23492011-01-25 Doug Kwan <dougkwan@google.com>
2350
d433c3ac 2351 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2352
f30f86fa
ILT		 23532011-01-24 Ian Lance Taylor <iant@google.com>
2354
2355 * options.h (class General_options): Accept
2356 --no-detect-odr-violations.
2357
8e51a0b9
ILT		 23582011-01-24 Ian Lance Taylor <iant@google.com>
2359
2360 * version.cc (version_string): Bump to 1.11.
2361
0f3b89d8
ILT		 23622011-01-24 Ian Lance Taylor <iant@google.com>
2363
2364 * plugin.cc (class Plugin_rescan): Define new class.
2365 (Plugin_manager::claim_file): Set any_claimed_.
2366 (Plugin_manager::save_archive): New function.
2367 (Plugin_manager::save_input_group): New function.
2368 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2369 necessary.
2370 (Plugin_manager::new_undefined_symbol): New function.
2371 (Plugin_manager::rescan): New function.
2372 (Plugin_manager::rescannable_defines): New function.
2373 (Plugin_manager::add_input_file): Set any_added_.
2374 * plugin.h (class Plugin_manager): define new fields rescannable_,
2375 undefined_symbols_, any_claimed_, and any_added_. Declare
2376 Plugin_rescan as friend. Declare new functions.
2377 (Plugin_manager::Rescannable): Define type.
2378 (Plugin_manager::Rescannable_list): Define type.
2379 (Plugin_manager::Undefined_symbol_list): Define type.
2380 (Plugin_manager::Plugin_manager): Initialize new fields.
2381 * archive.cc (Archive::defines_symbol): New function.
2382 (Add_archive_symbols::run): Pass archive to plugins if any.
2383 * archive.h (class Archive): Declare defines_symbol.
2384 * readsyms.cc (Input_group::~Input_group): New function.
2385 (Finish_group::run): Pass input_group to plugins if any.
2386 * readsyms.h (class Input_group): Declare destructor.
2387 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2388 any.
2389
3bb951e5
ILT		 23902011-01-10 Ian Lance Taylor <iant@google.com>
2391
2392 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2393 section as relro.
2394 (Layout::set_segment_offsets): Reset increase_relro before calling
2395 set_section_addresses a second time.
2396
0aa45fac
CC		 23972011-01-04 Cary Coutant <ccoutant@google.com>
2398
2399 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2400 sections before NOBITS sections.
2401
0db46eb4
L		 24022011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2403
2404 * version.cc (print_version): Update copyright to 2011.
2405
829c9745
CC		 24062010-12-23 Cary Coutant <ccoutant@google.com>
2407
2408 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2409 of OS to this->add. Add OD parameter to second form of the function.
2410
7500420b
ILT		 24112010-12-20 Ian Lance Taylor <iant@google.com>
2412
2413 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2414 second of two consecutive entries with same offset.
2415
f8e9a930
RW		 24162010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2417
2418 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2419 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2420 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2421 to avoid unneeded links against $(LDADD).
2422 * testsuite/Makefile.in: Regenerate.
2423
2fbb4320
ILT		 24242010-12-15 Ian Lance Taylor <iant@google.com>
2425
2426 PR gold/12324
2427 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2428 for R_X86_64_32 and R_X86_64_PC32.
2429 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2430 ver_matching_def_pic.o.
2431 (ver_matching_def_pic.o): New target.
2432
fedb228d
RW		 24332010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2434
2435 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2436 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2437 Move definition before File_read::View member definitions.
2438 (File_read::View::~View): Initialize and hold lock before
2439 updating current_mapped_bytes.
2440
9b547ce6
RW		 24412010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2442
2443 * dwarf_reader.cc: Remove outdated comment.
2444 * gold-threads.cc: Fix typo in error message.
2445 * archive.cc: Fix typos in comments.
2446 * archive.h: Likewise.
2447 * arm-reloc-property.cc: Likewise.
2448 * arm-reloc-property.h: Likewise.
2449 * arm-reloc.def: Likewise.
2450 * arm.cc: Likewise.
2451 * attributes.h: Likewise.
2452 * cref.cc: Likewise.
2453 * ehframe.cc: Likewise.
2454 * fileread.h: Likewise.
2455 * gold.h: Likewise.
2456 * i386.cc: Likewise.
2457 * icf.cc: Likewise.
2458 * incremental.h: Likewise.
2459 * int_encoding.cc: Likewise.
2460 * layout.h: Likewise.
2461 * main.cc: Likewise.
2462 * merge.h: Likewise.
2463 * object.cc: Likewise.
2464 * object.h: Likewise.
2465 * options.cc: Likewise.
2466 * readsyms.cc: Likewise.
2467 * reduced_debug_output.cc: Likewise.
2468 * reloc.cc: Likewise.
2469 * script-sections.cc: Likewise.
2470 * sparc.cc: Likewise.
2471 * symtab.h: Likewise.
2472 * target-reloc.h: Likewise.
2473 * target.cc: Likewise.
2474 * target.h: Likewise.
2475 * timer.cc: Likewise.
2476 * timer.h: Likewise.
2477 * x86_64.cc: Likewise.
2478
83e17bd5
CC		 24792010-12-09 Cary Coutant <ccoutant@google.com>
2480
2481 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2482 stack.
2483 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2484 parameter; change all callers.
2485 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2486 * options.h (warn_execstack): New option.
2487
017257f8
DK		 24882010-12-07 Doug Kwan <dougkwan@google.com>
2489
2490 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2491 like function call relocations.
2492
c20cbc06
ILT		 24932010-12-07 Ian Lance Taylor <iant@google.com>
2494
2495 * archive.cc (Archive::get_elf_object_for_member): Permit
2496 punconfigured to be NULL.
2497 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2498 (Archive::include_member): Pass NULL to get_elf_object_for_member
2499 if we searched for the archive and this is the first included
2500 object.
2501
4dbfafcc
ILT		 25022010-12-01 Ian Lance Taylor <iant@google.com>
2503
2504 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2505 track_relocs_type_ field.
2506 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2507 Set track_relocs_type_.
2508 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2509 contents when using RELA relocs.
2510 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2511 reloc_map_.
2512 * reloc.cc (Track_relocs::next_addend): New function.
2513 * reloc.h (class Track_relocs): Declare next_addend.
2514
e5e19edd
ILT		 25152010-12-01 Ian Lance Taylor <iant@google.com>
2516
2517 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2518 virtual destructor.
2519
9a5ce24c
ILT		 25202010-12-01 Ian Lance Taylor <iant@google.com>
2521
2522 * README: Update compilers known to work and fail.
2523
c7791212
NC		 25242010-11-23 Matthias Klose <doko@ubuntu.com>
2525
2526 * configure.in: For --enable-gold, handle value `default' instead of
2527 `both*'. Always install ld as ld.bfd, install as ld if gold is
2528 not the default.
2529 * configure: Regenerate.
2530
0ad220c9
DK		 25312010-11-18 Doug Kwan <dougkwan@google.com>
2532
2533 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2534 and right_alignment to be zero. Store result alignment only if it is
2535 greater than existing alignment.
2536
ab8056e0
CC		 25372010-11-16 Cary Coutant <ccoutant@google.com>
2538
2539 PR gold/12220
2540 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2541 Check for ".zdebug_line".
2542
fd064a5b
CC		 25432010-11-16 Doug Kwan <dougkwan@google.com>
2544 Cary Coutant <ccoutant@google.com>
2545
2546 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2547 by reference; adjust all callers.
2548 * output.cc (Output_segment::set_section_addresses): Adjust references
2549 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2550 list is empty.
2551 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2552 end at page boundary.
2553
6fc6ea19
CC		 25542010-11-16 Cary Coutant <ccoutant@google.com>
2555
2556 PR gold/12220
2557 * layout.cc (Layout::choose_output_section): Transform names of
2558 compressed sections even when using a script with a SECTIONS clause.
2559 (Layout::output_section_name): Remove code to transform
2560 compressed debug section names.
2561 * output.cc (Output_section::add_input_section): Use uncompressed
2562 section size when tracking input sections.
2563
95a2c8d6
RS		 25642010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2565
2566 * symtab.h (Symbol::NON_PIC_REF): Remove.
2567 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2568 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2569 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2570 (Symbol::use_plt_offset): Take a flags argument and pass it
2571 directly to needs_dynamic_reloc. Restrict check for undefined
2572 weak symbols to function calls.
2573 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2574 (Target_arm::Scan::global): Use it.
2575 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2576 (Target_arm::Relocate::relocate): Likewise.
2577 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2578 parameter with an r_type parameter. Use get_reference_flags
2579 to get the flags.
2580 (Target_arm::Relocate::relocate): Update accordingly.
2581 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2582 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2583 (Target_i386::Scan::global): Likewise.
2584 (Target_i386::Relocate::relocate): Likewise.
2585 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2586 parameter with an r_type parameter. Use get_reference_flags
2587 to get the flags.
2588 (Target_i386::Relocate::relocate): Update accordingly.
2589 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2590 (Target_powerpc::Scan::global): Use it.
2591 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2592 (Target_powerpc::Relocate::relocate): Likewise.
2593 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2594 (Target_sparc::Scan::global): Use it.
2595 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2596 (Target_sparc::Relocate::relocate): Likewise.
2597 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2598 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2599 (Target_x86_64::Scan::global): Likewise.
2600 (Target_x86_64::Relocate::relocate): Likewise.
2601
f625ae50
DK		 26022010-11-08 Doug Kwan <dougkwan@google.com>
2603 Cary Coutant <ccoutant@google.com>
2604
2605 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2606 (Arm_exidx_merge_section::section_contents_): New data member.
2607 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2608 (Arm_input_section::~Arm_input_section): De-allocate memory.
2609 (Arm_input_section::original_contents_): New data member.
2610 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2611 in parameters instead of calling Object::section_contents without
2612 locking.
2613 (Arm_output_section::group_section): New parameter TASK. Pass it
2614 to callees that need locking objects.
2615 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2616 to lock EXIDX input sections. Fix a formatting issue. Call
2617 Arm_exidx_merged_section::build_contents to create merged section
2618 contents.
2619 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2620 to lock object of stub table owner.
2621 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2622 TEXT_SIZE to initialize data member TEXT_SIZE_.
2623 (Arm_exidx_input_section::addralign): Fix typo in comment.
2624 (Arm_exidx_input_section::text_size): New method.
2625 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2626 that require locking objects. Lock objects before scanning for stubs
2627 and updating local symbols.
2628 (Arm_input_section<big_endian>::init): Copy contents of original
2629 input section.
2630 (Arm_input_section<big_endian>::do_write): Use saved contents of
2631 original input section instead of calling Object::section_contents
2632 without locking.
2633 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2634 size without calling Object::section_size().
2635 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2636 for size. Allocate a buffer for merged EXIDX entries.
2637 (Arm_exidx_merged_section::build_contents): New method.
2638 (Arm_exidx_merged_section::do_write): Move merge section contents
2639 building code to Arm_exidx_merged_section::build_contetns. Write
2640 out contetns in buffer instead of building it on the fly.
2641 (Arm_relobj::make_exidx_input_section): Also pass text section size
2642 to Arm_exidx_input_section constructor.
2643 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2644 (Arm_dynobj::do_read_symbols): Fix memory leak.
2645 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2646 * target.h: (class Task): Add forward declaration.
2647 (Target::relax): Add new parameter TASK and pass it to
2648 Target::do_relax().
2649 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2650
5f9bcf58
CC		 26512010-11-05 Cary Coutant <ccoutant@google.com>
2652
2653 PR gold/10708
2654 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2655 object when reading from the file.
2656 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2657 second layout pass.
2658 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2659 when reading section contents.
2660 (get_section_contents): Likewise.
2661 (icf::find_identical_sections): Likewise.
2662 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2663 object when reading from the file.
2664 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2665 the object when doing deferred section layout.
2666
e597fa08
NC		 26672010-11-03 Nick Clifton <nickc@redhat.com>
2668
2669 PR gold/12001
2670 * script.h (class Symbol_assignment: name): New member. Returns
2671 the name of the symbol.
2672 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2673 Returns true if the given symbol name is on the list of
2674 assignments wating to be processed.
2675 * archive.cc (should_incldue_member): If the symbol is undefined,
2676 check to see if it is on the list of symbols pending assignment.
2677
3f9a3278
ILT		 26782010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2679
2680 * script-sections.cc (Script_sections::find_memory_region): Check
2681 for a NULL output section pointer.
2682
d06fb4d1
DK		 26832010-10-29 Doug Kwan <dougkwan@google.com>
2684
2685 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2686 Output_section::add_relaxed_input_section.
2687 * output.cc (Output_section::add_relaxed_input_section): Add new
2688 arguments LAYOUT and NAME. Set section order index.
2689 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2690 Copy section order index.
2691 * output.h (Output_section::add_relaxed_input_section): Add new
2692 arguments LAYOUT and NAME.
2693
90e24de5
ILT		 26942010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2695
2696 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2697 NATIVE_OR_CROSS_LINKER.
2698 * testsuite/Makefile.in: Regenerate.
2699
c9484ea5
DK		 27002010-10-20 Doug Kwan <dougkwan@google.com>
2701
2702 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2703 without SHF_LINK_ORDER flags.
2704 * layout.cc (Layout::choose_output_section): Do not filter
2705 SHF_LINK_ORDER flag in a relocatable link.
2706
5bc2f5be
CC		 27072010-10-17 Cary Coutant <ccoutant@google.com>
2708
2709 * output.h (Output_segment::set_section_addresses): Change function
2710 signature. Update all callers.
2711 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2712 sections.
2713 (Output_segment::set_section_addresses): Align after last TLS
2714 section. Add padding before last relro section instead of after.
2715
0c91cf04
DK		 27162010-10-17 Doug Kwan <dougkwan@google.com>
2717
2718 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2719 GOT output section to be writable.
2720
8c21d9d3
CC		 27212010-10-14 Cary Coutant <ccoutant@google.com>
2722
2723 * debug.h (DEBUG_INCREMENTAL): New flag.
2724 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2725 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2726 mode.
2727 * incremental.cc (report_command_line): Ignore all forms of
2728 --incremental.
2729 * layout.cc (Layout::Layout): Check parameters for incremental link
2730 mode.
2731 * options.cc (General_options::parse_incremental): New function.
2732 (General_options::parse_no_incremental): New function.
2733 (General_options::parse_incremental_full): New function.
2734 (General_options::parse_incremental_update): New function.
2735 (General_options::incremental_mode_): New data member.
2736 (General_options::finalize): Check incremental_mode_.
2737 * options.h (General_options): Update help text for --incremental.
2738 Add --no-incremental, --incremental-full, --incremental-update.
2739 (General_options::Incremental_mode): New enum type.
2740 (General_options::incremental_mode): New function.
2741 (General_options::incremental_mode_): New data member.
2742 * parameters.cc (Parameters::incremental_mode_): New data member.
2743 (Parameters::set_options): Set incremental_mode_.
2744 (Parameters::set_incremental_full): New function.
2745 (Parameters::incremental): New function.
2746 (Parameters::incremental_update): New function.
2747 (set_parameters_incremental_full): New function.
2748 * parameters.h (Parameters::set_incremental_full): New function.
2749 (Parameters::incremental): New function.
2750 (Parameters::incremental_update): New function.
2751 (Parameters::incremental_mode_): New data member.
2752 (set_parameters_incremental_full): New function.
2753 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2754 incremental link mode.
2755 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2756 (Sized_relobj::do_relocate_sections): Likewise.
2757 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2758 option.
2759 * testsuite/Makefile.in: Regenerate.
2760 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2761
bb32aa18 27622010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2763
2764 * script-sections.h (class Script_sections): Make
2765 Sections_elements typedef public.
2766 * script-sections.cc (class Sort_output_sections): Add elements_
2767 field. Add constructor which sets it; change all callers.
2768 (Sort_output_sections::is_before): New function.
2769 (Sort_output_sections::operator()): Call is_before.
2770 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2771 conditional.
2772 * testsuite/script_test_10.sh: New test. Test script section
2773 order.
2774 * testsuite/script_test_10.t: Likewise.
2775 * testsuite/script_test_10.s: Likewise.
2776 * testsuite/Makefile.am: Wrap the cross linker tests and the
2777 common tests into NATIVE_OR_CROSS_LINKER.
2778 (check_SCRIPTS): Add script_test_10.sh.
2779 (check_DATA): Add script_test_10.stdout.
2780 (script_test_10.o, script_test_10): New targets.
2781 (script_test_10.stdout): New target.
2782 * configure, testsuite/Makefile.in: Regenerate.
2783
3cef7179
ILT		 27842010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2785
2786 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2787 error for the deprecated relocations.
2788 (Target_arm::Scan::global): Likewise.
2789 (Target_arm::Relocate::relocate): Likewise.
2790
7411e9a8
RS		 27912010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2792
2793 * fileread.cc (Input_file::find_file): Initialize *found_name
2794 and *namep when using the fallback search for case 4.
2795
6a9da32a
CC		 27962010-10-11 Cary Coutant <ccoutant@google.com>
2797
2798 * options.h (class General_options): Redefine -z lazy as an alias for
2799 the negation of -z now.
2800
ac897c20
ILT		 28012010-10-11 Ian Lance Taylor <iant@google.com>
2802
2803 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2804 binding.
2805
ea5cae92
NC		 28062010-10-06 Nick Clifton <nickc@redhat.com>
2807
2808 * script-sections.cc(class Memory_region): Remove
2809 current_lma_offset_ field. Rename current_vma_offset_ to
2810 current_offset_. Add last_section_ field.
2811 (Memory_region::get_current_vma_address): Rename to
2812 get_current_address.
2813 (Memory_region::get_current_lma_address): Delete.
2814 (Memory_region::increment_vma_offset): Rename to
2815 increment_offset.
2816 (Memory_region::increment_lma_offset): Delete.
2817 (Memory_region::attributes_compatible): New method. Returns
2818 true if the provided section is compatible with the region.
2819 (Memory_region::get_last_section): New method. Returns the last
2820 section to use the region.
2821 (Memory_region::set_last_section): New method. Stores the last
2822 section to use the region.
2823 (Script_sections::block_in_region): New method. Returns true if
2824 a block of memory is contained within a region.
2825 (Script_sections::find_memory_region): New method. Locates a
2826 memory region to be used to set a VMA or LMA address.
2827 (Output_section_definition::set_section_addresses): Add code to
2828 check for addresses set by memory regions.
2829 (Output_segment::set_section_addresses): Remove memory region
2830 walking code.
2831 (Script_sections::create_segment): Add a warning if a header
2832 segment is created outside of any region.
2833 * script-sections.h (class Script_sections): Add prototypes for
2834 find_memory_region and block_in_region methods.
2835 * testsuite/memory_test.s: Use .long instead of .word.
2836 * testsuite/memory_test.t: Add some more output sections.
2837 * testsuite/memory_test.sh: Update expected output.
2838
a9bfd952
DK		 28392010-10-02 Doug Kwan <dougkwan@google.com>
2840
2841 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2842 defintion to symtab.h
2843 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2844 declaration to defintion.
2845
bacff3ab
NC		 28462010-10-01 Nick Clifton <nickc@redhat.com>
2847
2848 * expression.cc (eval): Replace dummy argument with NULL.
2849 (eval_maybe_dot): Check for a NULL result section pointer.
2850 (Symbol_expression::value): Likewise.
2851 (Dot_expression::value): Likewise.
2852 (BINARY_EXPRESSION): Likewise.
2853 (Max_expression::value): Likewise.
2854 (Min_expression::value): Likewise.
2855 (Absolute_expression::value): Likewise.
2856 (Addr_expression::value_from_output_section): Likewise.
2857 (Loaddddr_expression::value_from_output_section): Likewise.
2858 (Segment_start_expression::value): Likewise.
2859 * script-sections.cc
2860 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2861 argument with NULL.
2862 (Sections_elememt_dot_assignment::set_section_addresses):
2863 Likewise.
2864 (Output_data_expression::do_write_to_buffer): Likewise.
2865 (Output_section_definition::finalize_symbols): Likewise.
2866 (Output_section_definition::set_section_addresses): Likewise.
2867
f81bc8b5
DK		 28682010-09-30 Doug Kwan <dougkwan@google.com>
2869
2870 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2871
c95e9f27
ST		 28722010-09-28 Sriraman Tallam <tmsriram@google.com>
2873
2874 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2875 function.
c95e9f27
ST		 2876 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2877 virtual function.
2878 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2879 virtual function.
2880 * icf.cc (get_section_contents): Inline merge sections only when
2881 target allows it.
2882
3cac54d2
RW		 28832010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2884
2885 * configure: Regenerate.
2886
2904037a
ILT		 28872010-09-17 Ian Lance Taylor <iant@google.com>
2888
2889 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2890 * testsuite/Makefile.am (memory_test.o): New target.
2891 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2892 memory_test.t.
2893 * testsuite/Makefile.in: Rebuild.
2904037a 2894
bca7fb63
DK		 28952010-09-17 Doug Kwan <dougkwan@google.com>
2896
2897 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2898 defintion if relocation uses GOT entries of the symbol.
2899 * testsuite/icf_safe_test.sh: Fix test.
2900 * testsuite/icf_safe_so_test.sh: Fix test.
2901
4ef28648
CC		 29022010-09-16 Cary Coutant <ccoutant@google.com>
2903
2904 * script_sections.cc (class Memory_region): Remove "NULL" from
2905 vector initializations.
2906
793990de
CC		 29072010-09-15 Cary Coutant <ccoutant@google.com>
2908
2909 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2910 Resolve forwarding symbols.
2911
81e015e2
DK		 29122010-09-15 Doug Kwan <dougkwan@google.com>
2913
2914 * gold/testsuite/script_test_3.t: Add ARM special sections.
2915 * gold/testsuite/script_test_4.t: Same.
2916 * gold/testsuite/script_test_5.t: Same.
2917 * gold/testsuite/script_test_6.t: Same.
2918 * gold/testsuite/script_test_7.t: Same.
2919 * gold/testsuite/script_test_7.t: Same.
2920 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2921
36171d64
CC		 29222010-09-14 Cary Coutant <ccoutant@google.com>
2923
2924 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2925 (Target_x86_64::Relocate::relocate_tls): Replace check for
2926 saw_tls_block_reloc_ with test for executable section.
2927
d89051bd
CC		 29282010-09-12 Cary Coutant <ccoutant@google.com>
2929
2930 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2931 position-independent executables to shared libraries need dynamic
2932 relocations.
2933 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2934 position-independent executables.
2935 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2936 * testsuite/Makefile.in: Regenerate.
2937
fca41f0f
NC		 29382010-09-10 Nick Clifton <nickc@redhat.com>
2939
2940 PR gold/11997
2941 * testsuite/memory_test.t: Discard any sections that are not
2942 needed.
2943
6695e4b3
L		 29442010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2945
2946 PR gold/11996
2947 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2948 "This::" to work around a bug in gcc 4.2.
2949
2950 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2951
0f72bf6f
RÁE		 29522010-09-09 Rafael Espindola <espindola@google.com>
2953
2954 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2955 sections with different PF_X flags in the same segment.
2956 (Layout::find_first_load_seg): Search all segments to find the first
2957 one.
2958 * options.h (rosegment): New.
2959
29602010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2961
05a79166 2962 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2963
aa98ff75
DK		 29642010-09-08 Doug Kwan <dougkwan@google.com>
2965
2966 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2967 (Arm_relobj::do_relocate_sections): Add new parameter for output
2968 file to match the parent.
2969 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2970 of local symbols instead of input values. Update code to track
2971 changes in gold::relocate_section.
2972 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2973 (Sized_relobj::compute_final_local_value_internal): New methods.
2974 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2975 body into private version of Sized_relobj::compute_final_local_value.
2976 Call the inline method.
2977 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2978 merged symbol value if there is one.
2979 (Symbol_value::has_output_value): New method defintiion.
2980 (Sized_relobj::Compute_final_local_value_status): New enum type.
2981 (Sized_relobj::compute_final_local_value): New methods.
2982 (Sized_relobj::compute_final_local_value_internal): New methods.
2983 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2984 and arm_cortex_a8.sh.
2985 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2986 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2987 New tests.
2988 * Makefile.in: Regenerate.
2989 * testsuite/arm_bl_out_of_range.s: Update test.
2990 * testsuite/thumb_bl_out_of_range.s: Ditto.
2991 * testsuite/thumb_blx_out_of_range.s: Ditto.
2992 * testsuite/arm_branch_out_of_range.sh: New file.
2993 * testsuite/arm_cortex_a8.sh: Ditto.
2994 * testsuite/arm_cortex_a8_b.s: Ditto.
2995 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2996 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2997 * testsuite/arm_cortex_a8_bl.s: Ditto.
2998 * testsuite/arm_cortex_a8_blx.s: Ditto.
2999 * testsuite/arm_cortex_a8_local.s: Ditto.
3000 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3001 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3002
05a79166
L		 30032010-09-08 Rafael Espindola <espindola@google.com>
3004
3005 * Makefile.am (memory_test.stdout): Run readelf with -W.
3006 * Makefile.in: Regenerate.
3007 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3008 64 bit output.
3009
33dbc701
RÁE		 30102010-09-08 Rafael Espindola <espindola@google.com>
3011
3012 * script-sections.cc (Script_sections::add_memory_region): Convert
3013 field precision to int.
3014 * script.cc (script_set_section_region, script_set_section_region):
3015 Convert field precision to int.
3016
731ca54a
RÁE		 30172010-09-08 Rafael Espindola <espindola@google.com>
3018
3019 * arm.cc (do_finalize_sections): Create the __exidx_start and
3020 __exdix_end symbols even when the section is missing.
3021
7f8cd844
NC		 30222010-09-08 Nick Clifton <nickc@redhat.com>
3023
3024 * README: Remove claim that MEMORY is not supported.
3025 * expression.cc (script_exp_function_origin)
3026 (script_exp_function_length): Move from here to ...
3027 * script.cc: ... here.
3028 (script_set_section_region, script_add_memory)
3029 (script_parse_memory_attr, script_include_directive): New
3030 functions.
3031 * script-sections.cc
3032 (class Memory_region): New class.
3033 (class Output_section_definition): Add set_memory_region,
3034 set_section_vma, set_section_lma and get_section_name methods.
3035 (class Script_Sections): Add add_memory_region,
3036 find_memory_region, find_memory_region_origin,
3037 find_memory_region_length and set_memory_region methods.
3038 Have set_section_addresses method walk the list of set memory
3039 regions.
3040 Extend the print methos to display memory regions.
3041 * script-sections.h: Add prototypes for new methods.
3042 Add enum for MEMORY region attributes.
3043 * yyscript.y: Add support for parsing MEMORY regions.
3044 * script-c.h: Add prototypes for new functions.
3045 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3046 * testsuite/Makefile.in: Regenerate.
3047 * testsuite/memory_test.sh: New script.
3048 * testsuite/memory_test.s: New assembler source file.
3049 * testsuite/memory_test.t: New linker script.
3050
a4649286
DK		 30512010-08-27 Doug Kwan <dougkwan@google.com>
3052
3053 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3054 reference override an existing dynamic weak reference.
3055 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3056 * testsuite/Makefile.in: Regenerate.
3057 * testsuite/dyn_weak_ref.sh: New file.
3058 * testsuite/dyn_weak_ref_1.c: Ditto.
3059 * testsuite/dyn_weak_ref_2.c: Ditto.
3060
b56648ad
ILT		 30612010-08-27 Ian Lance Taylor <iant@google.com>
3062
3063 * incremental.h (class Incremental_input_entry): Add virtual
3064 destructor.
3065
809313cb
ILT		 30662010-08-27 Ian Lance Taylor <iant@google.com>
3067
3068 * testsuite/start_lib_test_3.c: Mark t3 as used.
3069
11e32464
NC		 30702010-08-27 Nick Clifton <nickc@redhat.com>
3071
3072 * options.cc (version_script): Fix small typo in previous
3073 whitespace tidyup.
3074
ca09d69a
NC		 30752010-08-25 Nick Clifton <nickc@redhat.com>
3076
3077 * archive.cc: Formatting fixes: Remove whitespace between
3078 typename and following asterisk. Remove whitespace between
3079 function name and opening parenthesis.
3080 * archive.h: Likewise.
3081 * arm.cc: Likewise.
3082 * attributes.cc: Likewise.
3083 * attributes.h: Likewise.
3084 * common.cc: Likewise.
3085 * copy-relocs.cc: Likewise.
3086 * dirsearch.h: Likewise.
3087 * dynobj.cc: Likewise.
3088 * ehframe.cc: Likewise.
3089 * ehframe.h: Likewise.
3090 * expression.cc: Likewise.
3091 * fileread.cc: Likewise.
3092 * fileread.h: Likewise.
3093 * gc.h: Likewise.
3094 * gold-threads.cc: Likewise.
3095 * gold.cc: Likewise.
3096 * i386.cc: Likewise.
3097 * icf.h: Likewise.
3098 * incremental-dump.cc: Likewise.
3099 * incremental.cc: Likewise.
3100 * layout.cc: Likewise.
3101 * layout.h: Likewise.
3102 * main.cc: Likewise.
3103 * merge.cc: Likewise.
3104 * merge.h: Likewise.
3105 * object.cc: Likewise.
3106 * object.h: Likewise.
3107 * options.cc: Likewise.
3108 * options.h: Likewise.
3109 * output.cc: Likewise.
3110 * output.h: Likewise.
3111 * plugin.cc: Likewise.
3112 * plugin.h: Likewise.
3113 * powerpc.cc: Likewise.
3114 * reloc.cc: Likewise.
3115 * script-c.h: Likewise.
3116 * script-sections.cc: Likewise.
3117 * script.cc: Likewise.
3118 * stringpool.cc: Likewise.
3119 * symtab.cc: Likewise.
3120 * symtab.h: Likewise.
3121 * target.cc: Likewise.
3122 * timer.cc: Likewise.
3123 * timer.h: Likewise.
3124 * version.cc: Likewise.
3125 * x86_64.cc: Likewise.
3126
b8fa8750
NC		 31272010-08-24 Nick Clifton <nickc@redhat.com>
3128
3129 PR 11899
3130 * layout.cc (segment_precedes): Sort segments by their physical
3131 addresses, if they have been set.
3132
9919d93b
CC		 31332010-08-23 Cary Coutant <ccoutant@google.com>
3134
3135 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3136 symbols data.
3137 (Lib_group::include_member): Unlock object after deleting its
3138 symbols data.
3139 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3140 the bug fixed here.
3141
97b4be1c
CC		 31422010-08-19 Neil Vachharajani <nvachhar@google.com>
3143 Cary Coutant <ccoutant@google.com>
3144
3145 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3146 constructor, and set_blocker.
3147 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3148 readsyms_blocker_.
3149 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3150 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3151 * testsuite/Makefile.am (start_lib_test): New test case.
3152 * testsuite/Makefile.in: Regenerate.
3153 * testsuite/start_lib_test_main.c: New file.
3154 * testsuite/start_lib_test_1.c: New file.
3155 * testsuite/start_lib_test_2.c: New file.
3156 * testsuite/start_lib_test_3.c: New file.
3157
dd0b1884
ILT		 31582010-08-19 Ian Lance Taylor <iant@google.com>
3159
3160 * Makefile.in: Rebuild with automake 1.11.1.
3161 * aclocal.m4: Likewise.
3162 * testsuite/Makefile.in: Likewise.
3163
7223e9ca
ILT		 31642010-08-19 Ian Lance Taylor <iant@google.com>
3165
3166 PR 10893
3167 * i386.cc (class Output_data_plt_i386): Update declarations.
3168 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3169 local_ifuncs_ fields.
3170 (Target_i386::do_plt_section_for_global): New function.
3171 (Target_i386::do_plt_section_for_local): New function.
3172 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3173 parameter; change all callers. Initialize global_ifuncs_ and
3174 local_ifuncs_. If doing a static link define __rel_iplt_start and
3175 __rel_iplt_end.
3176 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3177 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3178 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3179 symbols.
3180 (Target_i386::make_plt_section): New function, broken out of
3181 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3182 (Target_i386::make_plt_entry): Call make_plt_section.
3183 (Target_i386::make_local_ifunc_plt_entry): New function.
3184 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3185 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3186 R_386_IRELATIVE to switch.
3187 (Target_i386::Scan::global): Likewise.
3188 (Target_i386::Relocate::relocate): Likewise.
3189 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3190 switch.
3191 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3192 (Target_x86_64::do_plt_section_for_global): New function.
3193 (Target_x86_64::do_plt_section_for_local): New function.
3194 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3195 parameter; change all callers. If doing a static link define
3196 __rela_iplt_start and __rela_iplt_end.
3197 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3198 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3199 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3200 to point to .plt.
3201 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3202 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3203 switch.
3204 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3205 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3206 R_X86_64_IRELATIVE to switch.
3207 (Target_x86_64::Scan::global): Likewise.
3208 (Target_x86_64::Relocate::relocate): Likewise.
3209 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3210 switch.
3211 * target.h (class Target): Add plt_section_for_global and
3212 plt_section_for_local functions. Add do_plt_section_for_global
3213 and do_plt_section_for_local virtual functions.
3214 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3215 clarifying comments.
3216 (Symbol::use_plt_offset): Handle IFUNC symbol.
3217 * object.cc (Sized_relobj::Sized_relobj): Initialize
3218 local_plt_offsets_.
3219 (Sized_relobj::local_has_plt_offset): New function.
3220 (Sized_relobj::local_plt_offset): New function.
3221 (Sized_relobj::set_local_plt_offset): New function.
3222 (Sized_relobj::do_count): Handle IFUNC symbol.
3223 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3224 a bit away from input_shndx_ field. Add set_is_func_symbol and
3225 is_ifunc_symbol functions.
3226 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3227 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3228 local_plt_offsets_ field.
3229 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3230 * output.h (class Output_section_data): Add non-const
3231 output_section function.
3232 (class Output_data_got): Update declarations.
3233 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3234 Add use_plt_offset parameter to global and local constructors.
3235 Change all callers. Change local_sym_index_ field to 31 bits.
3236 Change GSYM_CODE and CONSTANT_CODE accordingly.
3237 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3238 doing a static link don't set sh_link field.
3239 (Output_data_got::Got_entry::write): Use PLT offset if
3240 appropriate.
3241 (Output_data_got::add_global_plt): New function.
3242 (Output_data_got::add_local_plt): New function.
3243 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3244 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3245 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3246 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3247 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3248 IFUNC conditional.
3249 * testsuite/ifunc-sel.h: New file.
3250 * testsuite/ifuncmain1.c: New file.
3251 * testsuite/ifuncmain1vis.c: New file.
3252 * testsuite/ifuncmod1.c: New file.
3253 * testsuite/ifuncdep2.c: New file.
3254 * testsuite/ifuncmain2.c: New file.
3255 * testsuite/ifuncmain3.c: New file.
3256 * testsuite/ifuncmod3.c: New file.
3257 * testsuite/ifuncmain4.c: New file.
3258 * testsuite/ifuncmain5.c: New file.
3259 * testsuite/ifuncmod5.c: New file.
3260 * testsuite/ifuncmain6pie.c: New file.
3261 * testsuite/ifuncmod6.c: New file.
3262 * testsuite/ifuncmain7.c: New file.
3263 * configure, testsuite/Makefile.in: Rebuild.
3264
56f75c03
ILT		 32652010-08-18 Ian Lance Taylor <iant@google.com>
3266
3267 * incremental.cc
3268 (Output_section_incremental_inputs::write_input_files): Add cast
3269 to avoid signed/unsigned comparison warning.
3270 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3271
55455f89
CC		 32722010-08-12 Cary Coutant <ccoutant@google.com>
3273
3274 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3275
e2054bcb
ILT		 32762010-08-13 Ian Lance Taylor <iant@google.com>
3277
3278 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3279
74f67560
DK		 32802010-08-12 Cary Coutant <ccoutant@google.com>
3281 Doug Kwan <dougkwan@google.com>
3282
3283 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3284 defintion overrides non-weak undef, remember that the original undef
3285 is not weak.
3286 * symtab.cc (Symbol_table::sized_write_global): For undef without
3287 an original weak binding, set binding to global in output.
3288 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3289 * testsuite/Makefile.in: Regenerate.
3290 * testsuite/strong_ref_weak_def.sh: New file.
3291 * testsuite/strong_ref_weak_def_1.c: Ditto.
3292 * testsuite/strong_ref_weak_def_2.c: Ditto.
3293
d1238d12
CC		 32942010-08-12 Cary Coutant <ccoutant@google.com>
3295
3296 * testsuite/incremental_test.sh: Rewrite.
3297 * testsuite/incremental_test_1.c: Rewrite.
3298 * testsuite/incremental_test_2.c: Rewrite.
3299
0e70b911
CC		 33002010-08-12 Cary Coutant <ccoutant@google.com>
3301
3302 * arm.cc (Target_arm::got_size): Add const.
3303 (Target_arm::got_entry_count): New function.
3304 (Target_arm::plt_entry_count): New function.
3305 (Target_arm::first_plt_entry_offset): New function.
3306 (Target_arm::plt_entry_size): New function.
3307 (Output_data_plt_arm::entry_count): New function.
3308 (Output_data_plt_arm::first_plt_entry_offset): New function.
3309 (Output_data_plt_arm::get_plt_entry_size): New function.
3310 * i386.cc (Target_i386::got_size): Add const.
3311 (Target_i386::got_entry_count): New function.
3312 (Target_i386::plt_entry_count): New function.
3313 (Target_i386::first_plt_entry_offset): New function.
3314 (Target_i386::plt_entry_size): New function.
3315 (Output_data_plt_i386::entry_count): New function.
3316 (Output_data_plt_i386::first_plt_entry_offset): New function.
3317 (Output_data_plt_i386::get_plt_entry_size): New function.
3318 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3319 find_incremental_inputs_sections. Dump incremental_got_plt section.
3320 * incremental.cc: Include target.h.
3321 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3322 parameter. Adjust all callers. Find incremental_got_plt section.
3323 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3324 section.
3325 (Output_section_incremental_inputs::set_final_data_size): Calculate
3326 size of incremental_got_plt section.
3327 (Output_section_incremental_inputs::do_write): Write the
3328 incremental_got_plt section.
3329 (Got_plt_view_info): New struct.
3330 (Local_got_offset_visitor): New class.
3331 (Global_got_offset_visitor): New class.
3332 (Global_symbol_visitor_got_plt): New class.
3333 (Output_section_incremental_inputs::write_got_plt): New function.
3334 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3335 Add parameter. Adjust all callers.
3336 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3337 (Incremental_inputs::got_plt_section): New function.
3338 (Incremental_inputs::got_plt_section_): New data member.
3339 (Incremental_got_plt_reader): New class.
3340 * layout.cc (Layout::create_incremental_info_sections): Add the
3341 incremental_got_plt section.
3342 * object.h (Got_offset_list::get_list): New function.
3343 (Got offset_list::for_all_got_offsets): New function.
3344 (Sized_relobj::local_got_offset_list): New function.
3345 * powerpc.cc (Target_powerpc::got_size): Add const.
3346 (Target_powerpc::got_entry_count): New function.
3347 (Target_powerpc::plt_entry_count): New function.
3348 (Target_powerpc::first_plt_entry_offset): New function.
3349 (Target_powerpc::plt_entry_size): New function.
3350 (Output_data_plt_powerpc::entry_count): New function.
3351 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3352 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3353 * sparc.cc (Target_sparc::got_size): Add const.
3354 (Target_sparc::got_entry_count): New function.
3355 (Target_sparc::plt_entry_count): New function.
3356 (Target_sparc::first_plt_entry_offset): New function.
3357 (Target_sparc::plt_entry_size): New function.
3358 (Output_data_plt_sparc::entry_count): New function.
3359 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3360 (Output_data_plt_sparc::get_plt_entry_size): New function.
3361 * symtab.h (Symbol::got_offset_list): New function.
3362 (Symbol_table::for_all_symbols): New function.
3363 * target.h (Sized_target::got_entry_count): New function.
3364 (Sized_target::plt_entry_count): New function.
3365 (Sized_target::plt_entry_size): New function.
3366 * x86_64.cc (Target_x86_64::got_size): Add const.
3367 (Target_x86_64::got_entry_count): New function.
3368 (Target_x86_64::plt_entry_count): New function.
3369 (Target_x86_64::first_plt_entry_offset): New function.
3370 (Target_x86_64::plt_entry_size): New function.
3371 (Output_data_plt_x86_64::entry_count): New function.
3372 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3373 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3374
09ec0418
CC		 33752010-08-12 Cary Coutant <ccoutant@google.com>
3376
3377 * archive.cc: Include incremental.h.
3378 (Archive::Archive): Initialize incremental_info_.
3379 (Archive::include_member): Record archive members in incremental info.
3380 (Add_archive_symbols::run): Record begin and end of an archive in
3381 incremental info.
3382 (Lib_group::include_member): Record objects in incremental info.
3383 * archive.h (Incremental_archive_entry): Forward declaration.
3384 (Archive::set_incremental_info): New member function.
3385 (Archive::incremental_info): New member function.
3386 (Archive::Unused_symbol_iterator): New class.
3387 (Archive::unused_symbols_begin): New member function.
3388 (Archive::unused_symbols_end): New member function.
3389 (Archive::incremental_info_): New data member.
3390 * incremental-dump.cc (find_input_containing_global): New function.
3391 (dump_incremental_inputs): Dump new incremental info sections.
3392 * incremental.cc: Include symtab.h.
3393 (Output_section_incremental_inputs): New class.
3394 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3395 new incremental info sections.
3396 (Sized_incremental_binary::do_check_inputs): Likewise.
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): New function.
3401 (Incremental_inputs::finalize_inputs): Remove.
3402 (Incremental_inputs::report_input_section): New function.
3403 (Incremental_inputs::report_script): Rewrite.
3404 (Incremental_inputs::finalize): Do nothing but finalize string table.
3405 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3406 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3407 (Incremental_inputs::create_data_sections): New function.
3408 (Incremental_inputs::relocs_entsize): New function.
3409 (Output_section_incremental_inputs::set_final_data_size): New function.
3410 (Output_section_incremental_inputs::do_write): New function.
3411 (Output_section_incremental_inputs::write_header): New function.
3412 (Output_section_incremental_inputs::write_input_files): New function.
3413 (Output_section_incremental_inputs::write_info_blocks): New function.
3414 (Output_section_incremental_inputs::write_symtab): New function.
3415 * incremental.h (Incremental_script_entry): Forward declaration.
3416 (Incremental_object_entry): Forward declaration.
3417 (Incremental_archive_entry): Forward declaration.
3418 (Incremental_inputs): Forward declaration.
3419 (Incremental_inputs_header_data): Remove.
3420 (Incremental_inputs_header): Remove.
3421 (Incremental_inputs_header_write): Remove.
3422 (Incremental_inputs_entry_data): Remove.
3423 (Incremental_inputs_entry): Remove.
3424 (Incremental_inputs_entry_write): Remove.
3425 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3426 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3427 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3428 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3429 Likewise.
3430 (Incremental_input_entry): New class.
3431 (Incremental_script_entry): New class.
3432 (Incremental_object_entry): New class.
3433 (Incremental_archive_entry): New class.
3434 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3435 (Incremental_inputs::report_inputs): Remove.
3436 (Incremental_inputs::report_archive): Remove.
3437 (Incremental_inputs::report_archive_begin): New function.
3438 (Incremental_inputs::report_archive_end): New function.
3439 (Incremental_inputs::report_object): Change prototype.
3440 (Incremental_inputs::report_input_section): New function.
3441 (Incremental_inputs::report_script): Change prototype.
3442 (Incremental_inputs::get_reloc_count): New function.
3443 (Incremental_inputs::set_reloc_count): New function.
3444 (Incremental_inputs::create_data_sections): New function.
3445 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3446 (Incremental_inputs::inputs_section): New function.
3447 (Incremental_inputs::symtab_section): New function.
3448 (Incremental_inputs::relocs_section): New function.
3449 (Incremental_inputs::get_stringpool): Add const.
3450 (Incremental_inputs::command_line): Add const.
3451 (Incremental_inputs::inputs): Remove.
3452 (Incremental_inputs::command_line_key): New function.
3453 (Incremental_inputs::input_file_count): New function.
3454 (Incremental_inputs::input_files): New function.
3455 (Incremental_inputs::relocs_entsize): New function.
3456 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3457 (Incremental_inputs::finalize_inputs): Remove.
3458 (Incremental_inputs::Input_info): Remove.
3459 (Incremental_inputs::lock_): Remove.
3460 (Incremental_inputs::inputs_): Change type.
3461 (Incremental_inputs::inputs_map_): Remove.
3462 (Incremental_inputs::current_object_entry_): New data member.
3463 (Incremental_inputs::inputs_section_): New data member.
3464 (Incremental_inputs::symtab_section_): New data member.
3465 (Incremental_inputs::relocs_section_): New data member.
3466 (Incremental_inputs::reloc_count_): New data member.
3467 (Incremental_inputs_reader): New class.
3468 (Incremental_symtab_reader): New class.
3469 (Incremental_relocs_reader): New class.
3470 * layout.cc (Layout::finalize): Move finalization of incremental info
3471 and creation of incremental info sections to follow finalization of
3472 symbol table. Set offsets for postprocessing sections.
3473 (Layout::create_incremental_info_sections): Call
3474 Incremental_inputs::create_data_sections. Add incremental symtab
3475 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3476 sections to layout after input sections.
3477 * layout.h (struct Timespec): Forward declaration.
3478 (Layout::incremental_inputs): Add const.
3479 (Layout::create_incremental_info_sections): Add parameter.
3480 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3481 * object.cc: Include incremental.h.
3482 (Relobj::finalize_incremental_relocs): New function.
3483 (Sized_relobj::do_layout): Record input sections in incremental info.
3484 * object.h (Object::output_section): New function.
3485 (Object::output_section_offset): Moved from Relobj.
3486 (Object::get_incremental_reloc_base): New function.
3487 (Object::get_incremental_reloc_count): New function.
3488 (Object::do_output_section): New function.
3489 (Object::do_output_section_offset): Moved from Relobj.
3490 (Object::do_get_incremental_reloc_base): New function.
3491 (Object::do_get_incremental_reloc_count): New function.
3492 (Object::Object): Initialize new data members.
3493 (Relobj::output_section): Renamed do_output_section and moved to
3494 protected.
3495 (Relobj::output_section_offset): Moved to Object.
3496 (Relobj::do_get_incremental_reloc_base): New function.
3497 (Relobj::do_get_incremental_reloc_count): New function.
3498 (Relobj::allocate_incremental_reloc_counts): New function.
3499 (Relobj::count_incremental_reloc): New function.
3500 (Relobj::finalize_incremental_relocs): New function.
3501 (Relobj::next_incremental_reloc_index): New function.
3502 (Relobj::reloc_counts_): New data member.
3503 (Relobj::reloc_bases_): New data member.
3504 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3505 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3506 (Sized_relobj::incremental_relocs_scan): New function.
3507 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3508 (Sized_relobj::incremental_relocs_write): New function.
3509 (Sized_relobj::incremental_relocs_write_reltype): New function.
3510 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3511 incremental link.
3512 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3513 archives and object files elsewhere.
3514 (Add_symbols::run): Report object files here.
3515 (Finish_group::run): Report end of archive at end of group.
3516 * reloc.cc: Include layout.h, incremental.h.
3517 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3518 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3519 (Sized_relobj::incremental_relocs_scan): New function.
3520 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3521 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3522 (Sized_relobj::incremental_relocs_write): New function.
3523 (Sized_relobj::incremental_relocs_write_reltype): New function.
3524 * script.cc (read_input_script): Rewrite test for incremental link.
3525 Change call to Incremental_inputs::report_script.
3526 * symtab.h (Symbol_table::first_global_index): New function.
3527 (Symbol_table::output_count): New function.
3528
ce0d1972
DK		 35292010-08-12 Doug Kwan <dougkwan@google.com>
3530
3531 * arm.cc (Target_arm::merge_object_attributes): Check command line
3532 options --no-wchar-size-warning and --no-enum-size-warning.
3533 * options.h (General_options): Add ld-compatible options
3534 --no-enum-size-warning and --no-wchar-size-warning.
3535
6e5710ce
ILT		 35362010-08-04 Ian Lance Taylor <iant@google.com>
3537
3538 * x86_64.cc (Target_x86_64::Scan::local): Use
3539 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3540 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3541 (Target_x86_64::Scan::global): Likewise.
3542 (Target_x86_64::Relocate::relocate): Likewise.
3543 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3544 Likewise.
3545
fef830db
CC		 35462010-08-03 Cary Coutant <ccoutant@google.com>
3547
3548 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3549 to reserve space in merged_strings vector. Keep total input size
3550 for stats.
3551 (Output_merge_string::do_print_merge_stats): Print total input size.
3552 * merge.h (Output_merge_string): Add input_size_ field.
3553 * stringpool.cc (Stringpool_template::string_length): Move
3554 implementations out of Stringpool_template class and place in
3555 stringpool.h.
3556 * stringpool.h (string_length): Move out of Stringpool_template.
3557
1e3811b0
ILT		 35582010-08-03 Ian Lance Taylor <iant@google.com>
3559
3560 PR 11712
3561 * layout.cc (relaxation_loop_body): If address of load segment is
3562 set, adjust address to include headers if possible.
3563
7af0c620
ILT		 35642010-08-03 Ian Lance Taylor <iant@google.com>
3565
3566 * version.cc (version_string): Bump to 1.10.
3567
22f0da72
ILT		 35682010-08-03 Ian Lance Taylor <iant@google.com>
3569
3570 PR 11805
3571 * layout.h (enum Output_section_order): Define.
3572 (class Layout): Update declarations.
3573 * layout.cc (Layout::get_output_section): Add order parameter.
3574 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3575 is_first_non_relro parameters. Change all callers.
3576 (Layout::choose_output_section): Likewise.
3577 (Layout::add_output_section_data): Likewise.
3578 (Layout::make_output_section): Likewise. Set order.
3579 (Layout::default_section_order): New function.
3580 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3581 * output.cc (Output_section::Output_section): Initialize order_.
3582 Don't initialize deleted fields.
3583 (Output_segment::Output_segment): Don't initialize deleted
3584 fields.
3585 (Output_segment::add_output_section_to_load): New function
3586 replacing add_output_section. Change all callers to call this or
3587 add_output_section_to_nonload.
3588 (Output_segment::add_output_section_to_nonload): New function.
3589 (Output_segment::remove_output_section): Rewrite.
3590 (Output_segment::add_initial_output_data): Likewise.
3591 (Output_segment::has_any_data_sections): Likewise.
3592 (Output_segment::is_first_section_relro): Likewise.
3593 (Output_segment::maximum_alignment): Likewise.
3594 (Output_segment::has_dynamic_reloc): New function replacing
3595 dynamic_reloc_count. Change all callers.
3596 (Output_segment::has_dynamic_reloc_list): New function replacing
3597 dynamic_reloc_count_list. Change all callers.
3598 (Output_segment::set_section_addresses): Rewrite.
3599 (Output_segment::set_offset): Rewrite.
3600 (Output_segment::find_first_and_last_list): Remove.
3601 (Output_segment::set_tls_offsets): Rewrite.
3602 (Output_segment::first_section_load_address): Likewise.
3603 (Output_segment::output_section_count): Likewise.
3604 (Output_segment::section_with_lowest_load_address): Likewise.
3605 (Output_segment::write_section_headers): Likewise.
3606 (Output_segment::print_sections_to_map): Likewise.
3607 * output.h (class Output_data): Remove dynamic_reloc_count_
3608 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3609 (Output_data::add_dynamic_reloc): Rewrite.
3610 (Output_data::has_dynamic_reloc): New function.
3611 (Output_data::dynamic_reloc_count): Remove.
3612 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3613 is_last_relro_, is_first_non_relro_, is_interp_,
3614 is_dynamic_linker_section_ fields. Add order and set_order
3615 functions. Remove is_relro_local, set_is_relro_local,
3616 is_last_relro, set_is_last_relro, is_first_non_relro,
3617 set_is_first_non_relro functions, is_interp, set_is_interp,
3618 is_dynamic_linker_section, and set_is_dynamic_linker_section
3619 functions.
3620 (class Output_segment): Change Output_data_list from std::list to
3621 std:;vector. Add output_lists_ field. Remove output_data_ and
3622 output_bss_ fields. Update declarations.
3623
3ff2ccb0
ILT		 36242010-08-02 Ian Lance Taylor <iant@google.com>
3625
3626 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3627 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3628 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3629
88a4108b
ILT		 36302010-08-02 Ian Lance Taylor <iant@google.com>
3631
3632 PR 11855
3633 * script.cc (Script_options::Script_options): Initialize
3634 symbol_definitions_ and symbol_references_.
3635 (Script_options::add_symbol_assignment): Update
3636 symbol_definitions_ and symbol_references_.
3637 (Script_options::add_symbol_reference): New function.
3638 (script_symbol): New function.
3639 * script.h (class Script_options): Add symbol_definitions_ and
3640 symbol_references_ fields.
3641 (Script_options::referenced_const_iterator): New type.
3642 (Script_options::referenced_begin): New function.
3643 (Script_options::referenced_end): New function.
3644 (Script_options::is_referenced): New function.
3645 (Script_options::any_unreferenced): New function.
3646 * script-c.h (script_symbol): Declare.
3647 * yyscript.y (exp): Call script_symbol.
3648 * symtab.cc: Include "script.h".
3649 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3650 Change all callers. Check symbols referenced by scripts.
3651 (Symbol_table::add_undefined_symbols_from_command_line): Add
3652 layout parameter. Change all callers.
3653 (Symbol_table::do_add_undefined_symbols_from_command_line):
3654 Likewise. Break out loop body. Check symbols referenced by
3655 scripts.
3656 (Symbol_table::add_undefined_symbol_from_command_line): New
3657 function broken out of
3658 do_add_undefined_symbols_from_command_line.
3659 * symtab.h (class Symbol_table): Update declarations.
3660 * archive.cc: Include "layout.h".
3661 (Archive::should_include_member): Add layout parameter. Change
3662 all callers. Check for symbol mentioned in expression.
3663 * archive.h (class Archive): Update declaration.
3664 * object.cc (Sized_relobj::do_should_include_member): Add layout
3665 parameter.
3666 * object.h (Object::should_include_member): Add layout parameter.
3667 Change all callers.
3668 (Object::do_should_include_member): Add layout parameter.
3669 (class Sized_relobj): Update declaration.
3670 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3671 parameter.
3672 * dynobj.h (class Sized_dynobj): Update declaration.
3673 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3674 layout parameter.
3675 * plugin.h (class Sized_pluginobj): Update declaration.
3676
5f1ab67a
ILT		 36772010-08-02 Ian Lance Taylor <iant@google.com>
3678
3679 PR 11866
3680 * output.cc (Output_segment::set_offset): Search for the first and
3681 last sections rather than assuming that the list is in order.
3682 (Output_segment::find_first_and_last_list): New function.
3683 * output.h (class Output_segment): Update declarations.
3684 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3685 (relro_strip_test_SOURCES): New variable.
3686 (relro_strip_test_DEPENDENCIES): New variable.
3687 (relro_strip_test_LDFLAGS): New variable.
3688 (relro_strip_test_LDADD): New variable.
3689 (relro_strip_test.so): New target.
3690
a8df5856
ILT		 36912010-08-02 Ian Lance Taylor <iant@google.com>
3692
3693 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3694 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3695 (Target_i386::got_tlsdesc_section): New function.
3696 (Target_i386::got_section): Create space for GOT entries for
3697 TLSDESC relocations.
3698 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3699 R_386_TLS_GOTDESC.
3700 (Target_i386::Scan::global): Likewise.
3701 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3702 using TLSDESC GOT.
3703 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3704 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3705 (Target_x86_64::got_tlsdesc_section): New function.
3706 (Target_x86_64::got_section): Create space for GOT entries for
3707 TLSDESC relocations.
3708 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3709 R_386_TLS_GOTDESC.
3710 (Target_x86_64::Scan::global): Likewise.
3711 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3712 using TLSDESC GOT.
3713
0c10a0a6
ILT		 37142010-08-02 Ian Lance Taylor <iant@google.com>
3715
3716 * testsuite/final_layout.sh: Use dc to convert from hex to
3717 decimal.
3718
41cbeecc
ST		 37192010-07-29 Sriraman Tallam <tmsriram@google.com>
3720
3721 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3722 paramter to the call to gold::gc_process_relocs.
3723 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3724 paramter to the call to gold::gc_process_relocs.
3725 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3726 parameter to the call to gold::gc_process_relocs.
3727 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3728 template parameter to the call to gold::gc_process_relocs.
3729 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3730 paramter to the call to gold::gc_process_relocs.
3731 * gc.h (get_embedded_addend_size): New function.
3732 (gc_process_relocs): Save the size of the reloc for use by ICF.
3733 * icf.cc (get_section_contents): Get the addend from the text section
3734 for SHT_REL relocation sections.
3735 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3736 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3737 * int_encoding.h (read_from_pointer): New overloaded function.
3738 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3739 * testsuite/icf_sht_rel_addend_test.sh: New file.
3740 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3741 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3742
6ea55b82
RW		 37432010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3744
3745 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3746 * Makefile.in: Regenerate.
3747 * testsuite/Makefile.in: Regenerate.
3748
9691462b
ILT		 37492010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3750
3751 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3752 * gold/testsuite/debug_msg.cc: Likewise.
3753 * gold/testsuite/odr_violation1.cc
3754 * gold/testsuite/odr_violation2.cc
3755
76897331
CC		 37562010-07-21 Cary Coutant <ccoutant@google.com>
3757
3758 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3759 string, and length fields.
3760 (Output_merge_string::Merged_strings_list): New type.
3761 (Output_merge_string::Merged_strings_lists): New typedef.
3762 (Output_merge_string): Replace merged_strings_ with
3763 merged_strings_lists_.
3764 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3765 Merged_strings_list per input object and section. Don't store pointer
3766 to the string. Don't store length with each merged string entry.
3767 (Output_merge_string::finalize_merged_data): Loop over list of merged
3768 strings lists. Recompute length of each merged string.
3769
78384e8f
CC		 37702010-07-15 Cary Coutant <ccoutant@google.com>
3771
3772 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3773 here.
3774
783659f9
ILT		 37752010-07-14 Ian Lance Taylor <iant@google.com>
3776
3777 * descriptors.cc (Descriptors::open): Report correct name in error
3778 message.
3779
131687b4
DK		 37802010-07-13 Doug Kwan <dougkwan@google.com>
3781
3782 * arm.cc (Arm_input_section::Arm_input_section): For a
3783 SHT_ARM_EXIDX section, always keeps the input sections.
3784 (Arm_input_section::set_exidx_section_link): New method.
3785 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3786 has_errors_ to false.
3787 (Arm_exidx_input_section::has_errors,
3788 Arm_exidx_input_section::set_has_errors): New methods.
3789 (Arm_exidx_input_section::has_errors_): New data member.
3790 (Arm_relobj::get_exidx_shndx_list): New method.
3791 (Arm_output_section::append_text_sections_to_list): Do not skip
3792 section without SHF_EXECINSTR.
3793 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3794 errors.
3795 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3796 section header. Make error messages more verbose. Check for
3797 a non-executable section linked to an EXIDX section.
3798 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3799 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3800 check that there is no deferred EXIDX section if we exit early.
3801 Instead of not making an EXIDX section in case of an error, make one
3802 and set the has_errors flag of it.
3803 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3804 in a relocatable link.
3805 (Target_arm::do_relax): Look for the EXIDX output section instead of
3806 assuming that it is called .ARM.exidx.
3807 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3808 section list. Do not check for SHF_EXECINSTR section flags but
3809 skip any input section with errors.
3810 * output.cc (Output_section::Output_section): Initialize
3811 always_keeps_input_sections_ to false.
3812 (Output_section::add_input_section): Check for
3813 always_keeps_input_sections_.
3814 * output.h (Output_section::always_keeps_input_sections,
3815 Output_section::set_always_keeps_input_sections): New methods.
3816 (Output_section::always_keeps_input_sections): New data member.
3817
69517287
RÁE		 38182010-07-13 Rafael Espindola <espindola@google.com>
3819
3820 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3821 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3822
82742395
ILT		 38232010-07-13 Philip Herron <herron.philip@googlemail.com>
3824 Ian Lance Taylor <iant@google.com>
3825
3826 * output.h (Output_section_lookup_maps::add_merge_section):
3827 Correct check of whether value was inserted.
3828 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3829 (Output_section_lookup_maps::add_relaxed_input_section):
3830 Likewise.
3831 * arm.cc (Target_arm::got_section): Remove used local os.
3832 * i386.cc (Target_i386::got_section): Likewise.
3833 * x86_64.cc (Target_x86_64::got_section): Likewise.
3834 * sparc.cc (Target_sparc::got_section): Likewise.
3835 (Target_sparc::relocate): Remove unused local have_got_offset.
3836 * powerpc.cc (Target_powerpc::relocate): Likewise.
3837
f2d707b5
ILT		 38382010-07-13 Ian Lance Taylor <iant@google.com>
3839
241531d6
ILT		 3840 * compressed_output.cc (zlib_decompress): Fix signature in
3841 !HAVE_ZLIB_H case.
3842
f2d707b5
ILT		 3843 * archive.cc (Archive::include_member): Unlock an external member
3844 of a thin archive. Don't bother to delete an object we know is
3845 NULL.
3846
a2e47362
CC		 38472010-07-12 Cary Coutant <ccoutant@google.com>
3848
3849 * compressed_output.cc (zlib_decompress): New function.
3850 (get_uncompressed_size): New function.
3851 (decompress_input_section): New function.
3852 * compressed_output.h (get_uncompressed_size): New function.
3853 (decompress_input_section): New function.
3854 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3855 Handle compressed debug sections.
3856 * layout.cc (is_compressed_debug_section): New function.
3857 (Layout::output_section_name): Map compressed section names to
3858 canonical names.
3859 * layout.h (is_compressed_debug_section): New function.
3860 (is_debug_info_section): Recognize compressed debug sections.
3861 * merge.cc: Include compressed_output.h.
3862 (Output_merge_data::do_add_input_section): Handle compressed
3863 debug sections.
3864 (Output_merge_string::do_add_input_section): Handle compressed
3865 debug sections.
3866 * object.cc: Include compressed_output.h.
3867 (Sized_relobj::Sized_relobj): Initialize new data members.
3868 (build_compressed_section_map): New function.
3869 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3870 * object.h (Object::section_is_compressed): New method.
3871 (Object::do_section_is_compressed): New method.
3872 (Sized_relobj::Compressed_section_map): New type.
3873 (Sized_relobj::do_section_is_compressed): New method.
3874 (Sized_relobj::compressed_sections_): New data member.
3875 * output.cc (Output_section::add_input_section): Handle compressed
3876 debug sections.
3877 * reloc.cc: Include compressed_output.h.
3878 (Sized_relobj::write_sections): Handle compressed debug sections.
3879
ce279a62
CC		 38802010-07-08 Cary Coutant <ccoutant@google.com>
3881
3882 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3883 weak when resolving to a dynamic def.
3884 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3885 for weak undef/dynamic def cases. Adjust callers.
3886 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3887 undef_binding_weak_.
3888 (Symbol_table::sized_write_globals): Adjust symbol binding.
3889 (Symbol_table::sized_write_symbol): Add binding parameter.
3890 * symtab.h (Symbol::set_undef_binding): New method.
3891 (Symbol::is_undef_binding_weak): New method.
3892 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3893 (Symbol_table::should_override): Add new parameter.
3894 (Symbol_table::sized_write_symbol): Add new parameter.
3895
3896 * testsuite/weak_undef_file1.cc: Add new test case.
3897 * testsuite/weak_undef_file2.cc: Fix header comment.
3898 * testsuite/weak_undef_test.cc: Add new test case.
3899
b2286c10
DK		 39002010-06-29 Doug Kwan <dougkwan@google.com>
3901
3902 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3903 Initialize USE_SYMBOL_.
3904 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3905 definition.
3906 (Arm_reloc_property::uses_symbol_): New data member declaration.
3907 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3908 uses symbol value and symbol is undefined but not weakly undefined.
3909
4802450a
RÁE		 39102010-06-28 Rafael Espindola <espindola@google.com>
3911
3912 * plugin.cc (Plugin::load): Use dlerror.
3913
e5ca47ba
ILT		 39142010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3915
3916 * symtab.cc (detect_odr_violations): When reporting an ODR
3917 violation, report an object where the symbol is defined.
3918
8a75a161
DK		 39192010-06-25 Doug Kwan <dougkwan@google.com>
3920
3921 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3922 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3923 definition.
3924 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3925 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3926 target hook to detect function points.
3927 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3928 * icf.h (Icf::check_section_for_function_pointers): Change type of
3929 parameter SECTION_NAME to const reference to std::string. Use
3930 target hook to determine if section may have unsafe pointers.
3931 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3932 method definition.
3933
42218b9f
RÁE		 39342010-06-21 Rafael Espindola <espindola@google.com>
3935
3936 * fileread.cc (Input_file::find_fie): New
3937 (Input_file::open): Use Input_file::find_fie.
3938 * fileread.h (Input_file::find_fie): New
3939 * plugin.cc (set_extra_library_path): New.
3940 (Plugin::load): Add set_extra_library_path to the transfer vector.
3941 (Plugin_manager::set_extra_library_path): New.
3942 (Plugin_manager::add_input_file): Use the extra search path if set.
3943 (set_extra_library_path(): New.
3944 * plugin.h (Plugin_manager): Add set_extra_library_path and
3945 extra_search_path_.
3946
a0506cca
CC		 39472010-06-19 Cary Coutant <ccoutant@google.com>
3948
3949 * layout.cc (gdb_sections): Add .debug_types.
3950 (lines_only_debug_sections): Likewise.
3951
6508b958
RÁE		 39522010-06-18 Rafael Espindola <espindola@google.com>
3953
3954 * plugin.cc (add_input_file,add_input_library)
3955 (Plugin_manager::add_input_file): Make filename arguments const.
3956 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3957 const.
3958
3e235302
DK		 39592010-06-16 Doug Kwan <dougkwan@google.com>
3960
3961 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3962 .ARM.attributes section if we have not merged any input
3963 attributes sections.
3964
106e8a6c
DK		 39652010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3966
3967 * arm.cc: Allow combining objects with no EABI version
3968 information.
3969
91ff43fe
RÁE		 39702010-06-15 Rafael Espindola <espindola@google.com>
3971
3972 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3973
68ed838c
ILT		 39742010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3975
3976 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3977 (struct iovec): Correct !HAVE_READV definition.
3978
f3a2388f
CC		 39792010-06-10 Cary Coutant <ccoutant@google.com>
3980
3981 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3982 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3983 reloc sections.
3984 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3985
3986 PR 11683
3987 * symtab.h (Symbol::is_placeholder): New member function.
3988 * target-reloc.h (relocate_section): Check for placeholder symbols.
3989
3990 * testsuite/Makefile.am (plugin_test_8): New test.
3991 (plugin_test_9): New test.
3992 * testsuite/Makefile.in: Regenerate.
3993
e1df38aa
NC		 39942010-06-09 Nick Clifton <nickc@redhat.com>
3995
3996 * yyscript.y (input_list_element): Allow strings prefixed with
3997 the '-' character. Treat these as libraries.
3998 * script.cc (script_add_library): New function. Adds a library
3999 specified by "-l<name>" found in an input script.
4000 * script-c.h: Add prototype for script_add_library.
4001
25bbe950
DK		 40022010-06-07 Doug Kwan <dougkwan@google.com>
4003
4004 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4005 Restrict stub-group size to be within long conditional branch
4006 range when working around cortex-A8 erratum.
4007
0f32ea4c
ILT		 40082010-06-07 Damien Diederen <dd@crosstwine.com>
4009
4010 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4011 #ifdef typo.
4012
8fe2a369
ST		 40132010-06-03 Sriraman Tallam <tmsriram@google.com>
4014
4015 PR gold/11658
4016 * output.cc
4017 (Output_section::Input_section_sort_entry::compare_section_ordering):
4018 Change to return non-zero correctly.
4019 (Output_section::Input_section_sort_section_order_index_compare
4020 ::operator()): Change to fix ambiguity in comparisons.
4021
6e9ba2ca
ST		 40222010-06-01 Sriraman Tallam <tmsriram@google.com>
4023
4024 * gold.h (is_wildcard_string): New function.
4025 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4026 (Layout::layout_eh_frame): Ditto.
4027 (Layout::find_section_order_index): New method.
4028 (Layout::read_layout_from_file): New method.
4029 * layout.h (Layout::find_section_order_index): New method.
4030 (Layout::read_layout_from_file): New method.
4031 (Layout::input_section_position_): New private member.
4032 (Layout::input_section_glob_): New private member.
4033 * main.cc (main): Call read_layout_from_file here.
4034 * options.h (--section-ordering-file): New option.
4035 * output.cc (Output_section::input_section_order_specified_): New
4036 member.
4037 (Output_section::Output_section): Initialize new member.
4038 (Output_section::add_input_section): Add new parameter.
4039 Keep input sections when --section-ordering-file is used.
4040 (Output_section::set_final_data_size): Sort input sections when
4041 section ordering file is specified.
4042 (Output_section::Input_section_sort_entry): Add new parameter.
4043 Check sorting type.
4044 (Output_section::Input_section_sort_entry::compare_section_ordering):
4045 New method.
4046 (Output_section::Input_section_sort_compare::operator()): Change to
4047 consider section_order_index.
4048 (Output_section::Input_section_sort_init_fini_compare::operator()):
4049 Change to consider section_order_index.
4050 (Output_section::Input_section_sort_section_order_index_compare
4051 ::operator()): New method.
4052 (Output_section::sort_attached_input_sections): Change to sort
4053 according to section order when specified.
e1df38aa
NC		 4054 (Output_section::add_input_section<32, true>): Add new parameter.
4055 (Output_section::add_input_section<64, true>): Add new parameter.
4056 (Output_section::add_input_section<32, false>): Add new parameter.
4057 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4058 * output.h (Output_section::add_input_section): Add new parameter.
4059 (Output_section::input_section_order_specified): New
4060 method.
4061 (Output_section::set_input_section_order_specified): New method.
4062 (Input_section::Input_section): Initialize section_order_index_.
4063 (Input_section::section_order_index): New method.
4064 (Input_section::set_section_order_index): New method.
4065 (Input_section::section_order_index_): New member.
4066 (Input_section::Input_section_sort_section_order_index_compare): New
4067 struct.
4068 (Output_section::input_section_order_specified_): New member.
4069 * script-sections.cc (is_wildcard_string): Delete and move modified
4070 method to gold.h.
4071 (Output_section_element_input::Output_section_element_input): Modify
4072 call to is_wildcard_string.
4073 (Output_section_element_input::Input_section_pattern
4074 ::Input_section_pattern): Ditto.
4075 (Output_section_element_input::Output_section_element_input): Ditto.
4076 * testsuite/Makefile.am (final_layout): New test case.
4077 * testsuite/Makefile.in: Regenerate.
4078 * testsuite/final_layout.cc: New file.
4079 * testsuite/final_layout.sh: New file.
4080
3537c84b
RÁE		 40812010-06-01 Rafael Espindola <espindola@google.com>
4082
4083 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4084
105b6afd
RÁE		 40852010-06-01 Rafael Espindola <espindola@google.com>
4086
4087 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4088 visibility of symbols.
4089
29e11421
DK		 40902010-05-27 Doug Kwan <dougkwan@google.com>
4091
4092 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4093 from start of output section instead of address for a local symbol
4094 in a merged or relaxed section when doing a relocatable link.
4095
5e0f337e
RÁE		 40962010-05-26 Rafael Espindola <espindola@google.com>
4097
4098 PR 11604
4099 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4100 adding sections the garbage collector removed.
4101 * gold/testsuite/Makefile.am: Add test.
4102 * gold/testsuite/Makefile.in: Regenerate.
4103 * gold/testsuite/plugin_test_7.sh: New.
4104 * gold/testsuite/plugin_test_7_1.c: New.
4105 * gold/testsuite/plugin_test_7_2.c: New.
4106
f4187277
RÁE		 41072010-05-26 Rafael Espindola <espindola@google.com>
4108
4109 * script-sections.cc (Output_section_definition::set_section_addresses):
4110 Check for --section-start.
4111
5c388529
DK		 41122010-05-26 Doug Kwan <dougkwan@google.com>
4113
4114 * arm.cc (Arm_scan_relocatable_relocs): New class.
4115 (Target_arm::relocate_special_relocatable): New method.
4116 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4117 (Arm_relocate_functions::thumb_branch_common): Same.
4118 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4119 instead of Default_scan_relocatable_relocs.
4120 * target-reloc.h (relocate_for_relocatable): Let target handle
4121 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4122 * target.h (Sized_target::relocate_special_relocatable): New method.
4123
bca1c3ae
ILT		 41242010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4125
4126 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4127
0439c796
DK		 41282010-05-23 Doug Kwan <dougkwan@google.com>
4129
4130 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4131 instead of a cast.
4132 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4133 with a direct branch, not a conditional branch, to a stub.
4134 * merge.cc (Output_merge_base::record_input_section): New method
4135 defintion.
4136 (Output_merge_data::do_add_input_section): Record input section if
4137 keeps-input-sections flag is set.
4138 (Output_merge_string::do_add_input_section): Ditto.
4139 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4140 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4141 INPUT_SECTIONS_.
4142 (Output_merge_base::keeps_input_sections,
4143 Output_merge_base::set_keeps_input_sections,
4144 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4145 method definitions.
4146 (Output_merge_base::Input_sections): New type declaration.
4147 (Output_merge_base::input_sections_begin,
4148 Output_merge_base::input_sections_end,
4149 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4150 (Output_merge_base::bool keeps_input_sections_,
4151 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4152 Output_merge_base::input_sections_): New data members.
4153 (Output_merge_data::do_set_keeps_input_sections): New method
4154 defintion.
4155 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4156 * output.cc (Output_section::Input_section::relobj): Move method
4157 defintion from class declaration to here and handle merge sections.
4158 (Output_section::Input_section::shndx): Ditto.
4159 (Output_section::Output_section): Remove initializations of removed
4160 data members and initialize new data member LOOKUP_MAPS_.
4161 (Output_section::add_input_section): Set keeps-input-sections flag
4162 for a newly created merge output section as appropriate. Adjust code
4163 to use Output_section_lookup_maps class.
4164 (Output_section::add_relaxed_input_section): Adjst code for lookup
4165 maps code refactoring.
4166 (Output_section::add_merge_input_section): Add a new parameter
4167 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4168 class. If adding input section to a newly created merge output
4169 section fails, remove the new merge section.
4170 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4171 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4172 (Output_section::find_merge_section): Ditto.
4173 (Output_section::build_lookup_maps): New method defintion.
4174 (Output_section::find_relaxed_input_section): Adjust code to use
4175 Output_section_lookup_maps class.
4176 (Output_section::get_input_sections): Export merge sections. Adjust
4177 code to use Output_section_lookup_maps class.
4178 (Output_section:::add_script_input_section): Adjust code to use
4179 Output_section_lookup_maps class. Update lookup maps for merge
4180 sections also.
4181 (Output_section::discard_states): Use Output_section_lookup_maps.
4182 (Output_section::restore_states): Same.
4183 * output.h (Merge_section_properties): Move class defintion out of
4184 Output_section.
4185 (Output_section_lookup_maps): New class.
4186 (Output_section::Input_section::is_merge_section): New method
4187 defintion.
4188 (Output_section::Input_section::relobj): Move defintion out of class
4189 defintion. Declare method only.
4190 (Output_section::Input_section::shndx): Ditto.
4191 (Output_section::Input_section::output_merge_base): New method defintion.
4192 (Output_section::Input_section::u2_.pomb): New union field.
4193 (Output_section::Merge_section_by_properties_map,
4194 Output_section::Output_section_data_by_input_section_map,
4195 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4196 Remove types.
4197 (Output_section::add_merge_input_section): Add new parameter
4198 KEEPS_INPUT_SECTIONS.
4199 (Output_section::build_lookup_maps): New method declaration.
4200 (Output_section::merge_section_map_,
4201 Output_section::merge_section_by_properties_map_,
4202 Output_section::relaxed_input_section_map_,
4203 Output_section::is_relaxed_input_section_map_valid_): Remove data
4204 members.
4205 (Output_section::lookup_maps_): New data member.
4206
76295588
L		 42072010-05-21 Doug Kwan <dougkwan@google.com>
4208
4209 PR gold/11619
4210 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4211 avoid a compilation error.
4212
d103a984
RÁE		 42132010-05-19 Rafael Espindola <espindola@google.com>
4214
4215 * script-sections.cc (Output_section_definition::allocate_to_segment):
4216 Update the phdrs_list even when the output section is NULL.
4217 * testsuite/Makefile.am: Add test.
4218 * testsuite/Makefile.in: Regenerate.
4219 * testsuite/script_test_9.cc: New.
4220 * testsuite/script_test_9.sh: New.
4221 * testsuite/script_test_9.t: New.
4222
6625d24e
DK		 42232010-05-19 Doug Kwan <dougkwan@google.com>
4224
4225 * arm.cc (Arm_input_section::original_size): New method.
4226 (Arm_input_section::do_addralign): Add a cast.
4227 (Arm_input_section::do_output_offset): Remove static cast.
4228 (Arm_input_section::original_addralign,
4229 Arm_input_section::original_size_): Change type to uint32_t.
4230 (Arm_input_section::init): Add safe casts for section alignment
4231 and size.
4232 (Arm_input_section::set_final_data_size): Do not set address and
4233 offset of stub table.
4234 (Arm_output_section::fix_exidx_coverage): Change use of of
4235 Output_section::Simple_input_section to that of
4236 Output_section::Input_section.
4237 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4238 except for the first pass.
4239 * output.cc (Output_section::get_input_sections): Change type of
4240 input_sections to std::list<Input_section>.
4241 (Output_section::add_script_input_section): Rename from
4242 Output_section::add_simple_input_section. Change type of SIS
4243 parameter from Simple_input_section to Input_section.
4244 * output.h (Output_section::Simple_input_section): Remove class.
4245 (Output_section::Input_section): Change class visibility to public.
4246 (Output_section::Input_section::addralign): Use stored alignments
4247 for special input sections if set.
4248 (Output_section::Input_section::set_addralign): New method.
4249 (Output_section::get_input_sections): Change parameter type from
4250 list of Simple_input_section to list of Input_section.
4251 (Output_section::add_script_input_section): Rename from
4252 Output_section::add_simple_input_section. Change first parameter's
4253 type from Simple_input_section to Input_section and remove the
4254 second and third parameters.
4255 * script-sections.cc (Input_section::Input_section_list): Change
4256 type to list of Output_section::Input_section/
4257 (Input_section_info::Input_section_info): Change parameter type of
4258 INPUT_SECTION to Output_section::Input_section.
4259 (Input_section_info::input_section): Change return type.
4260 (Input_section_info::input_section_): Change type to
4261 Output_section::Input_section.
4262 (Output_section_element_input::set_section_addresses): Adjust code
4263 to use Output_section::Input_section instead of
4264 Output_section::Simple_input_section. Adjust code for renaming
4265 of Output_section::add_simple_input_section.
4266 (Orphan_output_section::set_section_addresses): Ditto.
4267
e1e82ea4
RW		 42682010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4269
4270 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4271 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4272
91e75c8a
RÁE		 42732010-05-18 Rafael Espindola <espindola@google.com>
4274
4275 * options.cc (General_options::finalize): Handle -nostdlib.
4276 * options.h (nostdlib): New option.
4277 * script.cc (script_add_search_dir): Handle -nostdlib.
4278
da59ad79
DK		 42792010-05-12 Doug Kwan <dougkwan@google.com>
4280
4281 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4282 attributes section only if there no attributes section after merging.
4283 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4284 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4285 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4286 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4287 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4288 and arm_attr_merge_7.stdout.
4289 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4290 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4291 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4292 arm_attr_merge_7b.o): New rules.
4293 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4294 arm_attr_merge_7
4295 * testsuite/Makefile.in: Regenerate.
4296 * testsuite/arm_attr_merge.sh: New file.
4297 * testsuite/arm_attr_merge_[67][ab].s: Same.
4298
3e01a7fd
NC		 42992010-05-05 Nick Clifton <nickc@redhat.com>
4300
4301 * po/es.po: Updated Spanish translation.
4302
7ad2014a
L		 43032010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4304
4305 * Makefile.am (install-exec-local): Properly install gold as
4306 default cross linker.
4307 * Makefile.in: Regenerated.
4308
4fda8867
NC		 43092010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4310 Nick Clifton <nickc@redhat.com>
4311
4312 * configure.ac (install_as_default): Define and set to false
4313 unless --enable-gold or --enable-gold=both/gold has been
4314 specified.
4315 * configure: Regenerate.
4316
4317 * Makefile.am (install-exec-local): Install the executable as
4318 'ld.gold'. If install_as_default is true then also install it as
4319 'ld'.
4320 * Makefile.in: Regenerated.
4321
bd288ea2
ILT		 43222010-04-24 Ian Lance Taylor <iant@google.com>
4323
4324 * layout.cc (Layout::layout_reloc): In relocatable link don't
4325 combine reloc sections for grouped sections.
4326
ef38fd8a
ST		 43272010-04-23 Sriraman Tallam <tmsriram@google.com>
4328
4329 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4330 sections that are not ordinary to icf.
4331 * icf.cc (get_section_contents): Handle relocation pointing to section
4332 with no object or shndx information.
4333 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4334 * testsuite/Makefile.in: Regenerate.
4335 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4336 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4337
f6973bdc
ILT		 43382010-04-22 Ian Lance Taylor <iant@google.com>
4339
4340 * expression.cc (Expression::Expression_eval_info): Add
4341 result_alignment_pointer field.
4342 (Expression::eval_with_dot): Add result_alignment_pointer
4343 parameter. Change all callers.
4344 (Expression::eval_maybe_dot): Likewise.
4345 (class Binary_expression): Add alignment_pointer parameter to
4346 left_value and right_value. Change all callers.
4347 (BINARY_EXPRESSION): Set result alignment.
4348 (class Trinary_expression): Add alignment_pointer parameter to
4349 arg2_value and arg3_value. Change all callers.
4350 (Trinary_cond::value): Set result alignment.
4351 (Max_expression::value, Min_expression::value): Likewise.
4352 (Align_expression::value): Likewise.
4353 * script-sections.cc (class Sections_element): Add dot_alignment
4354 parameter to set_section_addresses virtual function. Update
4355 instantiations.
4356 (class Output_section_element): Likewise.
4357 (Script_sections::create_segments): Add dot_alignment parameter.
4358 Change all callers.
4359 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4360 (Script_sections::set_phdrs_clause_addresses): Likewise.
4361 * script-sections.h: Update declarations.
4362 * script.h: Update declarations.
4363 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4364 min_p_align.
4365 * testsuite/script_test_3.t: Set large alignment.
4366 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4367 segment has expected alignment.
4368
9c9c98a5
NC		 43692010-04-22 Nick Clifton <nickc@redhat.com>
4370
4371 * po/gold.pot: Updated by the Translation project.
4372 * po/vi.po: Updated Vietnamese translation.
4373
2253bfba
L		 43742010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4375
4376 * testsuite/Makefile.am (check_PROGRAMS): Add
4377 icf_virtual_function_folding_test.
4378 * testsuite/Makefile.in: Regenerated.
4379
85fdf906
AH		 43802010-04-15 Andrew Haley <aph@redhat.com>
4381
4382 * options.h (merge_exidx_entries): New option.
4383 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4384 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4385 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4386 (Target_arm::merge_exidx_entries): New function.
4387 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4388 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4389 to Arm_exidx_fixup constructor.
4390 Add new arg, merge_exidx_entries.
4391 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4392 Arm_output_section::fix_exidx_coverage.
4393
ce97fa81
ST		 43942010-04-18 Sriraman Tallam <tmsriram@google.com>
4395
4396 * icf.cc (get_section_contents): Check for preemptible functions.
4397 Ignore addend when appropriate.
4398 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4399 section folded.
4400 (add_from_relobj): Check for section folded.
4401 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4402 * symtab.h (should_add_dynsym_entry): Add new parameter.
4403 * target-reloc.h (scan_relocs): Check for section folded.
4404 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4405 Check reloc types for function pointers in shared objects.
4406 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4407 case.
4408 (icf_preemptible_functions_test): New test case.
4409 (icf_string_merge_test): New test case.
4410 * testsuite.Makefile.in: Regenerate.
4411 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4412 bar_glob. Refactor code.
4413 * testsuite/icf_preemptible_functions_test.cc: New file.
4414 * testsuite/icf_preemptible_functions_test.sh: New file.
4415 * testsuite/icf_string_merge_test.cc: New file.
4416 * testsuite/icf_string_merge_test.sh: New file.
4417 * testsuite/icf_virtual_function_folding_test.cc: New file.
4418 * testsuite/icf_virtual_function_folding_test.sh: New file.
4419
04ceb17c
DK		 44202010-04-14 Doug Kwan <dougkwan@google.com>
4421
4422 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4423 for local symbol recounting if we remove a section due to ICF.
4424 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4425 there are no regular objects in input.
4426
153e7da4
DK		 44272010-04-13 Doug Kwan <dougkwan@google.com>
4428
4429 * arm.cc (Arm_input_section::set_final_data_size): Compute
4430 accurate final data size instead of using current data size.
4431
4dbd9faf
DK		 44322010-04-09 Doug Kwan <dougkwan@google.com>
4433
4434 * layout.cc (Layout::choose_output_section): Handle script section
4435 types.
4436 (Layout::make_output_section_for_script): Add section type parameter.
4437 Handle script section types.
4438 * layout.h (Layout::make_output_section_for_script): Add section
4439 type parameter.
4440 * output.cc (Output_section::Output_section): Initialize data member
4441 is_noload_.
4442 (Output_section::do_reset_address_and_file_offset): Do not set address
4443 to 0 if section is a NOLOAD section.
4444 * output.h (Output_section::is_noload): New method.
4445 (Output_section::set_is_noload): Ditto.
4446 (Output_section::is_noload_): New data member.
4447 * script-c.h (Script_section_type): New enum type.
4448 (struct Parser_output_section_header): Add new file section_type.
4449 * script-sections.cc (Sections_element::output_section_name): Add
4450 parameter for returning script section type.
4451 (Output_section_definition::output_section_name): Ditto.
4452 (Output_section_definition::section_type)P; New method.
4453 (Output_section_definiton::script_section_type_name): Ditto.
4454 (Output_section_definition::script_section_type_): New data member.
4455 (Output_section_definition::Output_section_definition): Initialize
4456 data member Output_section_definition::script_section_type_.
4457 (Output_section_definition::create_sections): Pass script section type
4458 to Layout::make_output_section_for_script.
4459 (Output_section_definition::output_section_name): Return script
4460 section type to caller.
4461 (Output_section_definition::set_section_address): Do not advance
4462 dot value and load address if section type is NOLOAD. Set address
4463 of NOLOAD sections regardless of section flags.
4464 (Output_section_definition::print): Print section type if it is
4465 not SCRIPT_SECTION_TYPE_NONE.
4466 (Output_section_definition::section_type): New method.
4467 (Output_section_definition::script_section_type_name): Ditto.
4468 (Script_sections::output_section_name): Add new parameter
4469 PSECTION_TYPE for returning script section type. Pass it to
4470 section elements. Handle discard sections.
4471 (Sort_output_sections::operator()): Handle NOLOAD sections.
4472 * script-sections.h (Script_sections::Section_type): New enum type.
4473 (Script_sections::output_section_name): Add a new parameter for
4474 returning script section type.
4475 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4476 INFO and NOLOAD.
4477 * yyscript.y (union): Add new field SECTION_TYPE.
4478 (COPY, DSECT, INFO, NOLOAD): New tokens.
4479 (opt_address_and_section_type): Change type to output_section_header.
4480 (section_type): New non-terminal
4481 (section_header): Handle section type.
2253bfba 4482 (opt_address_and_section_type): Return section type value.
4dbd9faf 4483
721ea635
L		 44842010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4485
4486 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4487 * testsuite/plugin_common_test_2.c (foo): Likewise.
4488
6bf924b0
DK		 44892010-04-08 Doug Kwan <dougkwan@google.com>
4490
4491 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4492 Output_merge_data.
4493 * output.cc (Output_section::add_merge_input_section): Simplify
4494 code and return status of Output_merge_base::add_input_section.
e1df38aa 4495 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4496 returns true.
4497
24af6f92
DK		 44982010-04-07 Doug Kwan <dougkwan@google.com>
4499
4500 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4501 if section is marked as containing instructions but has no mapping
4502 symbols.
4503 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4504 correct section index.
4505 (Arm_relobj::find_linked_text_section): Ditto.
4506
00698fc5
CC		 45072010-04-07 Cary Coutant <ccoutant@google.com>
4508
4509 * archive.cc (include_member): Destroy Read_symbols_data object before
4510 releasing file.
4511 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4512 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4513 (Read_symbols_data::~Read_symbols_data) New destructor.
4514 (Section_relocs::Section_relocs) New constructor.
4515 (Section_relocs::~Section_relocs) New destructor.
4516 (Read_relocs_data::Read_relocs_data) New constructor.
4517 (Read_relocs_data::~Read_relocs_data) New destructor.
4518 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4519 pointers to NULL after deleting.
4520
7296d933
DK		 45212010-04-07 Doug Kwan <dougkwan@google.com>
4522
4523 * arm.cc: Replace "endianity" with "endianness" in comments.
4524 (Arm_exidx_cantunwind): Ditto.
4525 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4526 (Arm_relobj::merge_flags_and_attributes): New method.
4527 (Arm_relobj::merge_flags_and_attributes_): New data member.
4528 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4529 (Arm_relobj::scan_sections_for_stubs): Ditto.
4530 (Arm_relobj::do_read_symbols): Check to see if we really want to
4531 merge processor-specific flags and attributes. Exit early if
4532 an object is empty except for section names and the undefined symbol.
4533 (Target_arm::do_finalize_sections): Move check for ELF format to
4534 Arm_relobj::do_read_symbols. Merge processor specific flags and
4535 attributes from a regular object only when we have determined that
4536 it is aapropriate. Do not create an .ARM.attributes section in
4537 output if there is no regular input object.
4538 (Target_arm::merge_processor_specific_flags): Check
4539 --warn-mismatch before printing any error.
4540 (Target_arm::merge_object_attributes): Ditto.
4541 * gold.cc (queue_middle_tasks): Handle the case in which there is
4542 no regular object in input.
4543 * options.cc (General_options::parse_EB): New method.
4544 (General_options::parse_EL): Same.
4545 (General_options::General_options): Initialize endianness_.
4546 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4547 New options.
4548 (General_options::Endianness): New enum.
4549 (General_options::endianness): New method.
4550 (General_options::endianness_): New data member.
4551 * parameters.cc (Parameters::set_options): Check target endianness.
4552 (Parameters::set_target_once): Ditto.
4553 (Parameters::check_target_endianness): New method.
4554 (parameters_force_valid_target): If either -EL or -EB is specified,
4555 use it to define endianness of default target.
4556 * parameters.h (Parameters::check_target_endianness): New method
4557 declaration.
4558 * target.h (class Target): Change "endianity" to "endianness"
4559 in comments.
4560
efc8d4f2
RW		 45612010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4562
4563 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4564 * configure: Regenerate.
4565 * Makefile.in: Regenerate.
4566 * testsuite/Makefile.in: Regenerate.
4567
be234d88
CC		 45682010-04-06 Cary Coutant <ccoutant@google.com>
4569
4570 gcc PR lto/42757
4571 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4572 prevailing definitions of common symbols.
4573 * testsuite/plugin_test_6.sh: New test case.
4574 * testsuite/plugin_common_test_1.c: New test case.
4575 * testsuite/plugin_common_test_2.c: New test case.
4576 * testsuite/Makefile.am (plugin_test_6): New test case.
4577 * testsuite/Makefile.in: Regenerate.
4578
bd32c6bd
NC		 45792010-04-06 Nick Clifton <nickc@redhat.com>
4580
4581 * po/vi.po: New Vietnamese translation.
4582
323c532f
DK		 45832010-03-30 Doug Kwan <dougkwan@google.com>
4584
4585 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4586
4fcd97eb
DK		 45872010-03-25 Doug Kwan <dougkwan@google.com>
4588
4589 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4590 to avoid a conversion warning on a 32-bit host.
4591
4ebf39db
ILT		 45922010-03-24 Ian Lance Taylor <iant@google.com>
4593
4594 * testsuite/script_test_3.t: Add a TLS segment.
4595 * testsuite/Makefile.am (check_PROGRAMS): Add
4596 tls_phdrs_script_test.
4597 (tls_phdrs_script_test_SOURCES): Define.
4598 (tls_phdrs_script_test_DEPENDENCIES): Define.
4599 (tls_phdrs_script_test_LDFLAGS): Define.
4600 (tls_phdrs_script_test_LDADD): Define.
4601 * testsuite/Makefile.in: Rebuild.
4602
4a599bdd
CC		 46032010-03-23 Cary Coutant <ccoutant@google.com>
4604
4605 * fileread.cc (find_or_make_view): Fix comment.
4606
6c93b22c
ILT		 46072010-03-23 Ian Lance Taylor <iant@google.com>
4608
4609 * script-sections.cc (class Orphan_section_placement): Define
4610 PLACE_TLS and PLACE_TLS_BSS.
4611 (Orphan_section_placement::Orphan_section_placement): Initialize
4612 new places.
4613 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4614 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4615 (tls_script_test_SOURCES): Define.
4616 (tls_script_test_DEPENDENCIES): Define.
4617 (tls_script_test_LDFLAGS): Define.
4618 (tls_script_test_LDADD): Define.
4619 * testsuite/Makefile.in: Rebuild.
4620
a2c7281b
DK		 46212010-03-22 Doug Kwan <dougkwan@google.com>
4622
4623 * arm.cc (Arm_relocate_functions::abs8,
4624 Arm_relocate_functions::abs16): Use correct check for overflow
4625 specified in the ARM ELF specs.
4626 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4627 target of a BLX instruction specially.
4628 (Reloc_stub::stub_type_for_reloc): Ditto.
4629 (Relocate::relocate): Use symbolic names instead of numeric relocation
4630 codes to report error.
4631 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4632 workaround.
4633 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4634 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4635 thumb2_blx_out_of_range.stdout
4636 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4637 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4638 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4639 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4640 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4641 thumb2_blx_in_range, thumb2_blx_in_range.o,
4642 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4643 thumb2_blx_out_of_range.o): New rules.
4644 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4645 thumb2_blx_in_range and thumb2_blx_out_of_range.
4646 * testsuite/Makefile.in: Regenerate.
4647 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4648 * testsuite/thumb_blx_in_range.s: New file.
4649 * testsuite/thumb_blx_out_of_range.s: New file.
4650
b0193076
RÁE		 46512010-03-22 Rafael Espindola <espindola@google.com>
4652
4653 * archive.cc (Should_include): Move to archive.h.
4654 (should_include_member): Make it a member of Archive.
4655 (Lib_group): New.
4656 (Add_lib_group_symbols): New.
4657 * archive.h: Include options.h.
4658 (Archive_member): Moved from Archive.
4659 (Should_include): Moved from archive.cc.
4660 (Lib_group): New.
4661 (Add_lib_group_symbols): New.
4662 * dynobj.cc (do_should_include_member): New.
4663 * dynobj.h (do_should_include_member): New.
4664 * gold.cc (queue_initial_tasks): Update call to queue.
4665 * main.cc (main): Print lib group stats.
4666 * object.cc (do_should_include_member): New.
4667 * object.h: Include archive.h.
4668 (Object::should_include_member): New.
4669 (Object::do_should_include_member): New.
4670 (Sized_relobj::do_should_include_member): New.
4671 * options.cc (General_options::parse_start_lib): New.
4672 (General_options::parse_end_lib): New.
4673 (Input_arguments::add_file): Handle lib groups.
4674 (Input_arguments::start_group): Check we are not in a lib.
4675 (Input_arguments::start_lib): New.
4676 (Input_arguments::end_lib): New.
4677 * options.h (General_options): Add start_lib and end_lib.
4678 (Input_argument::lib_): New.
4679 (Input_argument::lib): New.
4680 (Input_argument::is_lib): New.
4681 (Input_file_lib): New.
4682 (Input_arguments::in_lib_): New.
4683 (Input_arguments::in_lib): New.
4684 (Input_arguments::start_lib): New.
4685 (Input_arguments::end_lib_): New.
4686 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4687 in unused members as preempted.
4688 (Sized_pluginobj::do_should_include_member): New.
4689 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4690 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4691 return the blocker.
4692 (Read_symbols::do_whole_lib_group): New.
4693 (Read_symbols::do_lib_group): New.
4694 (Read_symbols::do_read_symbols): Handle lib groups.
4695 (Read_symbols::get_name): Handle lib groups.
4696 * readsyms.h (Read_symbols): Add an archive member pointer.
4697 (Read_symbols::do_whole_lib_group): New.
4698 (Read_symbols::do_lib_group): New.
4699 (Read_symbols::member_): New.
4700 * script.cc (read_input_script): Update call to queue_soon.
4701
d099120c
DK		 47022010-03-19 Doug Kwan <dougkwan@google.com>
4703
4704 * arm.cc (Stub_table::Stub_table): Initialize new data members
4705 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4706 (Stub_table::add_reloc_stub): Assign stub offset and update
4707 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4708 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4709 New data members.
4710 (Stub_table::update_data_size_and_addralign): Use
4711 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4712 instead of going over all reloc stubs.
4713 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4714 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4715 Stringpool_template::offset_ to size of Stringpool_char.
4716 (Stringpool_template::new_key_offset): Remove code to initialize
4717 Stringpool_template::offset_.
4718 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4719 Stringpool_template::offset_ to zero.
4720
1aa37384
DK		 47212010-03-15 Doug Kwan <dougkwan@google.com>
4722
4723 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4724 offset_.
4725 (Stringpool_template::new_key_offset): New method.
4726 (Stringpool_template::add_string): Assign offsets when adding new
4727 strings.
4728 (Stringpool_template::set_string_offsets): Do not set string offsets
4729 when not optimizing.
4730 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4731 member size_.
4732 (Chunked_vector::clear): Clear size_.
4733 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4734 (Chunked_vector::size): Return size_.
4735 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4736 (Chunked_vector::size_): New data member.
1aa37384
DK		 4737 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4738 (Stringpool_template::new_key_offset): New method declaration.
4739 (Stringpool_template::offset_): New data member.
4740
b672b057
RÁE		 47412010-03-15 Rafael Espindola <espindola@google.com>
4742
4743 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4744 Add_symbols' constructor.
4745 * readsyms.h (Add_symbols): Remove the input_group member.
4746
b6848d3c
ILT		 47472010-03-10 Ian Lance Taylor <iant@google.com>
4748
4749 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4750 target to ask whether a reference to a symbol requires a stack
4751 split.
4752 * target.h (Target::is_call_to_non_split): New function.
4753 (Target::do_is_call_to_non_split): Declare virtual function.
4754 * target.cc: Include "symtab.h".
4755 (Target::do_is_call_to_non_split): New function.
4756 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4757
a2a5469e
CC		 47582010-03-10 Cary Coutant <ccoutant@google.com>
4759
4760 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4761 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4762 (File_read::open[2]): Add whole_file_view_ to list of views.
4763 (File_read::make_view): Remove test of whole_file_view_.
4764 (File_read::find_or_make_view): Create whole_file_view_ if
4765 necessary.
4766 (File_read::clear_views): Replace bool parameter with enum;
4767 adjust all callers. Don't delete views with permanent data;
4768 do delete cached views and views from archives if
4769 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4770 if clearing the corresponding view.
4771 * fileread.h (File_read::Clear_views_mode): New enum.
4772 (File_read::View::is_permanent_view): New method.
4773 (File_read::clear_views): Replace bool parameter
4774 with enum; adjust all callers.
4775 * options.h (General_options): Change keep_files_mapped option;
4776 add map_whole_files.
4777 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4778 releasing the file.
4779 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4780 the file.
4781
8861f32b
DM		 47822010-03-10 David S. Miller <davem@davemloft.net>
4783
4784 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4785
d62d0f5f
ST		 47862010-03-09 Sriraman Tallam <tmsriram@google.com>
4787
4788 * icf.cc (get_section_contents): Add '@' marker after processing the
4789 merge reloc.
4790
9177756d
DK		 47912010-03-08 Doug Kwan <dougkwan@google.com>
4792
4793 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4794 due to a conversion warning.
4795 (Arm_relobj::update_output_local_symbol_count): Check for local
4796 symbol with unset output index.
4797
9e9e071b
ILT		 47982010-03-05 Ian Lance Taylor <iant@google.com>
4799
4800 * options.h (class General_options): Add --spare-dynamic-tags.
4801 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4802 --spare-dynamic-tags.
4803
a81ee015
ILT		 48042010-03-05 Ian Lance Taylor <iant@google.com>
4805
4806 * incremental.cc: Include "libiberty.h".
4807
44ec90b9
RO		 48082010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4809
4810 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4811 function, is_info_ member.
4812 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4813 (Versions::Versions): Update caller.
4814 (Versions::define_base_version): Likewise.
4815 (Versions::add_def): Likewise.
4816
0897ed3b
ST		 48172010-03-03 Sriraman Tallam <tmsriram@google.com>
4818
4819 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4820 (Scan::possible_function_pointer_reloc): New function.
4821 (Scan::local_reloc_may_be_function_pointer): Change to call
4822 possible_function_pointer_reloc.
4823 (Scan::global_reloc_may_be_function_pointer): Ditto.
4824 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4825 relocations in ".data.rel.ro._ZTV" section.
4826 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4827 * testsuite/icf_safe_so_test.cc: Ditto.
4828 * testsuite/icf_safe_test.cc: Ditto.
4829 * testsuite/icf_safe_test.sh: Ditto.
4830
d3bbad62
ILT		 48312010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4832 Ian Lance Taylor <iant@google.com>
4833
4834 * target-reloc.h (relocate_section): Check the symbol table index
4835 for -1U before setting the local symbol index.
4836 (scan_relocatable_relocs): If copying the relocation, record that
4837 the local symbol is required.
4838 * object.h (Symbol_value::is_output_symtab_index_set): New
4839 function.
4840 (Symbol_value::may_be_discarded_from_output_symtab): New
4841 function.
4842 (Symbol_value::has_output_symtab_entry): New function.
4843 (Symbol_value::needs_output_symtab_entry): Remove.
4844 (Symbol_value::output_symtab_index): Make sure the symbol index is
4845 set.
4846 (Symbol_value::set_output_symtab_index): Make sure the symbol
4847 index is not set. Make sure the new index is valid.
4848 (Symbol_value::set_must_have_output_symtab_entry): New function.
4849 (Symbol_value::has_output_dynsym_entry): New function.
4850 (Symbol_value::set_output_dynsym_index): Make sure the new index
4851 is valid.
4852 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4853 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4854 local symbol if permitted.
4855 (Sized_relobj::do_finalize_local_symbols): Call
4856 is_output_symtab_index_set rather than needs_output_symtab_entry.
4857 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4858 rather than needs_output_symtab_entry. Call
4859 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4860 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4861 is_output_symtab_index_set rather than needs_output_symtab_entry.
4862 * testsuite/discard_locals_relocatable_test.c: New file.
4863 * testsuite/discard_locals_test.sh: Test -r.
4864 * testsuite/Makefile.am (check_DATA): Add
4865 discard_locals_relocatable_test1.syms,
4866 discard_local_relocatable_test2.syms.
4867 (MOSTLYCLEANFILES): Likewise. Also add
4868 discard_locals_relocatable_test1.lout and
4869 discard_locals_relocatable_test2.out.
4870 (discard_locals_relocatable_test1.syms): New target.
4871 (discard_locals_relocatable_test.o): New target.
4872 (discard_locals_relocatable_test1.out): New target.
4873 (discard_locals_relocatable_test2.syms): New target.
4874 (discard_locals_relocatable_test2.out): New target.
4875 (various): Add missing ../ld-new dependencies.
4876 * testsuite/Makefile.in: Rebuild.
4877
7e8ccf26
NC		 48782010-03-03 Nick Clifton <nickc@redhat.com>
4879
4880 * po/fi.po: New Finnish translation.
4881
2a0ff005
DK		 48822010-03-01 Doug Kwan <dougkwan@google.com>
4883
4884 * layout.cc (Layout::Layout): Force section types of .init_array*,
4885 .preinit_array* and .fini_array* sections.
4886 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4887 Fix check of return value of std::string::find.().
4888 (Output_section::Input_section_sort_compare::operator()): Remove
4889 comment about .init_array.
4890 (Output_section::Input_section_sort_init_fini_compare::operator()):
4891 New method.
4892 (Output_section::sort_attached_input_sections): Handle .init_array
4893 and .fini_array specially.
4894 * output.h (Output_section::Inut_section_sort_compare): Update
4895 comment.
4896 (Output_section::Input_section_sort_init_fini_compare): New struct.
4897
c3e4ae29
DK		 48982010-02-26 Doug Kwan <dougkwan@google.com>
4899
4900 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4901 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4902 * testsuite/debug_msg.sh: Avoid matching source line number for
4903 use of global variable undef_int.
4904
2fd9ae7a
DK		 49052010-02-26 Doug Kwan <dougkwan@google.com>
4906
4907 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4908 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4909 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4910 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4911 * options.cc (General_options::General_options): Initialize member
4912 fix_v4bx_.
4913 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4914 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4915 and rm_no_fix_v4bx.stdout
4916 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4917 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4918 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4919 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4920 and arm_no_fix_v4bx.
4921 * Makefile.in: Regenerate.
4922 * testsuite/arm_fix_v4bx.s: New file.
4923 * testsuite/arm_fix_v4bx.sh: Ditto.
4924
67ec7d0b
DK		 49252010-02-24 Doug Kwan <dougkwan@google.com>
4926
4927 * arm.cc (Target_arm::got_section): Make the .got section the first
4928 non RELRO section in the data segment.
4929 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4930 suffixes of section names.
4931
10165461
DK		 49322010-02-24 Doug Kwan <dougkwan@google.com>
4933
4934 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4935 flags and attributes merging if an input file is a binary file.
4936 * fileread.cc (Input_file::open): Record format of original file.
4937 * fileread.h (Input_file::Format): New enum type.
4938 (Input_file::Input_file): Initialize data member format_.
4939 (Input_file::format): New method definition.
4940 (Input_file::format_):: New data member.
4941
4a54abbb
DK		 49422010-02-24 Doug Kwan <dougkwan@google.com>
4943
4944 * arm.cc (Arm_output_data_got): New class.
4945 (ARM_TCB_SIZE): New constant
4946 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4947 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4948 If user uses a script with a SECTIONS clause, issue only a warning
4949 for a misplaced EXIDX input section. Otherwise, issue an error.
4950 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4951 garbage collection.
4952 (Target_arm::got_mode_index_entry): Handle static linking.
4953 (Target_arm::Scan::local): Ditto.
4954 (Target_arm::Scan::global): Ditto.
4955 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4956 all incorrectly implemented relocations.
e1df38aa 4957 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4958 Arm_output_section::fix_exidx_coverage.
4959 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4960 from ".ARM.exidx." and ".ARM.extab.".
4961
ca419a6f
ILT		 49622010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4963
4964 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4965 section if it does not already exist.
4966 * attributes.cc (Attributes_section_data::Attributes_section_data):
4967 Don't crash if size is zero.
4968
135b9c78
ILT		 49692010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4970 Ian Lance Taylor <iant@google.com>
4971
4972 * gold.cc (queue_middle_tasks): If no input files were opened,
4973 exit.
4974 * workqueue.h (Task_function::Task_function): Assert that there is
4975 a blocker.
4976
bb0bfe4f
DK		 49772010-02-22 Doug Kwan <dougkwan@google.com>
4978
4979 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4980 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4981 types to avoid warnings due to different uint64_t implementations
4982 on different hosts.
4983
2a2b6d42
DK		 49842010-02-21 Doug Kwan <dougkwan@google.com>
4985
4986 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4987 handling of the maximum backward branch offset.
4988 (Arm_relocate_functions::thumb_branch_common): Ditto.
4989 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4990 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4991 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4992 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4993 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4994 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4995 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4996 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4997 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4998 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4999 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5000 thumb2_bl_out_of_range.o): New rules.
5001 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5002 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5003 thumb2_bl_out_of_range
5004 * testsuite/Makefile.in: Regenerate.
5005 * testsuite/arm_bl_in_range.s: New file.
5006 * testsuite/arm_bl_out_of_range.s: Ditto.
5007 * testsuite/arm_branch_in_range.sh: Ditto.
5008 * testsuite/arm_branch_range.t: Ditto.
5009 * testsuite/thumb2_branch_range.t: Ditto.
5010 * testsuite/thumb_bl_in_range.s: Ditto.
5011 * testsuite/thumb_bl_out_of_range.s: Ditto.
5012 * testsuite/thumb_branch_range.t: Ditto.
5013
b487ad64
ST		 50142010-02-20 Sriraman Tallam <tmsriram@google.com>
5015
5016 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5017 Add reloc offset information.
5018 * icf.cc (get_section_contents): Change iterators to point to the new
5019 vectors. Add reloc offset information to the contents.
5020 * icf.h (Icf::Sections_reachable_info): New typedef.
5021 (Icf::Sections_reachable_list): New typedef.
5022 (Icf::Offset_info): New typedef.
5023 (Icf::Reloc_info): New struct typedef.
5024 (Icf::Reloc_info_list): New typedef.
5025 (Icf::symbol_reloc_list): Delete method.
5026 (Icf::addend_reloc_list): Delete method.
5027 (Icf::section_reloc_list): Delete method.
5028 (Icf::reloc_info_list): New method.
5029 (Icf::reloc_info_list_): New member.
5030
f96accdf
DK		 50312010-02-19 Doug Kwan <dougkwan@google.com>
5032
5033 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5034 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5035 * arm.cc (Arm_relocation_functions): New forward declaration.
5036 (Target_arm::Target_arm): Initialize new data members
5037 got_mod_index_offset_ and tls_base_symbol_defined_.
5038 (Target_arm::Relocate::relocate_tls): New method.
5039 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5040 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5041 New methods.
5042 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5043 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5044 (Target_arm::got_mod_index_offset_,
5045 Target_arm::tls_base_symbol_defined_): New data members.
5046 (Target_arm::Scan::local, Target::Scan::global,
5047 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5048 relocations.
5049
c8761b9a
DK		 50502010-02-18 Doug Kwan <dougkwan@google.com>
5051
5052 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5053 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5054 text section as a parameter becuase some broken tools may not set
5055 the link in section header.
5056 (Target_arm::has_got_section): New method.
5057 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5058 without any mapping symbol as data only. Remove warning.
5059 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5060 link in its section header, try to discover the link by inspecting the
5061 REL31 relocation at the beginning of the section.
5062 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5063 in error message.
5064 (Target_arm::Scan::global): Treat any reference to the symbol
5065 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5066
21bb3914
ST		 50672010-02-12 Sriraman Tallam <tmsriram@google.com>
5068
5069 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5070 (Scan::global_reloc_may_be_function_pointer): New function.
5071 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5072 (Scan::global_reloc_may_be_function_pointer): New function.
5073 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5074 (Scan::global_reloc_may_be_function_pointer): New function.
5075 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5076 (Scan::global_reloc_may_be_function_pointer): New function.
5077 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5078 (Scan::global_reloc_may_be_function_pointer): New function.
5079 (Scan::possible_function_pointer_reloc): New function.
5080 (Target_x86_64::can_check_for_function_pointers): New function.
5081 * gc.h (gc_process_relocs): Scan relocation types to determine if
5082 function pointers were taken for targets that support it.
5083 * icf.cc (Icf::find_identical_sections): Include functions for
5084 folding in safe ICF whose pointer is not taken.
5085 * icf.h (Secn_fptr_taken_set): New typedef.
5086 (fptr_section_id_): New member.
5087 (section_has_function_pointers): New function.
5088 (set_section_has_function_pointers): New function.
5089 (check_section_for_function_pointers): New function.
5090 * options.h: Fix comment for safe ICF option.
5091 * target.h (can_check_for_function_pointers): New function.
5092 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5093 Modify icf_safe_test for X86-64.
5094 * testsuite/Makefile.in: Regenerate.
5095 * testsuite/icf_safe_so_test.cc: New file.
5096 * testsuite/icf_safe_so_test.sh: New file.
5097 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5098 (main): Change to take pointer to function kept_func_3.
5099 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5100 folding is done correctly for X86-64.
5101
0da6fa6c
DM		 51022010-02-12 David S. Miller <davem@davemloft.net>
5103
5104 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5105 is_symbolless parameter.
5106 (Output_reloc<SHT_REL>::is_symbolless): New.
5107 (Output_reloc<SHT_REL>::is_symbolless_): New.
5108 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5109 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5110 (Output_reloc<SHT_RELA>::is_symbolless): New.
5111 (Output_data_reloc::add_global): Handle is_symbolless.
5112 (Output_data_reloc::add_global_relative): Likewise.
5113 (Output_data_reloc::add_local): Likewise.
5114 (Output_data_reloc::add_local_relative): Likewise.
5115 (Output_data_reloc::add_symbolless_global_addend): New.
5116 (Output_data_reloc::add_symbolless_local_addend): New.
5117 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5118 is_symbolless.
5119 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5120 instead of ->is_relative_
5121 (Output_reloc::write): Likewise.
5122 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5123 (Output_reloc::write_rel): Simplify.
5124
5125 * sparc.cc (Target_sparc::Scan::local): Use
5126 ->add_symbolless_local_addend as needed.
5127 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5128 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5129 based upon relocation offset.
5130
e4782e83
DK		 51312010-02-11 Doug Kwan <dougkwan@google.com>
5132
5133 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5134 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5135 beginning of function.
5136 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5137 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5138 parameter is_32bit in calls to should_apply_static_reloc.
5139 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5140 (check_DATA): Add arm_abs_global.stdout.
5141 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5142 arm_abs_global.stdout): New rules.
5143 (MOSTLLYCLEANFILES): Add arm_abs_global
5144 * Makefile.in: Regenerate.
5145 * testsuite/arm_abs_global.s: New file.
5146 * testsuite/arm_abs_global.sh: Ditto.
5147 * testsuite/arm_abs_lib.s: Ditto.
5148
93ceb764
ILT		 51492010-02-11 Ian Lance Taylor <iant@google.com>
5150
5151 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5152 Read_relocs task.
5153 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5154 Allocate_commons_task first.
5155 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5156 task, rather than symtab_lock_.
5157 (Gc_process_relocs::~Gc_process_relocs): New function.
5158 (Gc_process_relocs::is_runnable): Check this_blocker_.
5159 (Gc_process_relocs::locks): Use next_blocker_ rather than
5160 blocker_.
5161 (Scan_relocs::~Scan_relocs): New function.
5162 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5163 symtab_lock_.
5164 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5165 next_blocker_.
5166 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5167 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5168 constructor accordingly.
5169 (class Gc_process_relocs): Likewise.
5170 (class Scan_relocs): Likewise.
5171 * common.h (class Allocate_commons_task): Remove symtab_lock_
5172 field, and corresponding constructor parameter.
5173 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5174 symtab_lock_.
5175 (Allocate_commons_task::locks): Likewise.
5176
114dfbe1
ILT		 51772010-02-11 Ian Lance Taylor <iant@google.com>
5178
5179 * gold-threads.h (class Once): Define.
5180 (class Initialize_lock): Rewrite as child of Once.
5181 * gold-threads.cc (class Once_initialize): Define.
5182 (once_pointer_control): New static variable.
5183 (once_pointer, once_arg): New static variables.
5184 (c_run_once): New static function.
5185 (Once::Once, Once::run_once, Once::internal_run): New functions.
5186 (class Initialize_lock_once): Remove.
5187 (initialize_lock_control): Remove.
5188 (initialize_lock_pointer): Remove.
5189 (initialize_lock_once): Remove.
5190 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5191 (Initialize_lock::initialize): Rewrite.
5192 (Initialize_lock::do_run_once): New function.
5193 * archive.cc (Archive::interpret_header): Only clear name if it is
5194 not already empty.
5195 * fileread.cc: Include "gold-threads.h"
5196 (file_counts_lock): New static variable.
5197 (file_counts_initialize_lock): Likewise.
5198 (File_read::release): Only increment counts when using --stats.
5199 Use a lock around the increment.
5200 * parameters.cc (class Set_parameters_target_once): Define.
5201 (set_parameters_target_once): New static variable.
5202 (Parameters::Parameters): Move here from parameters.h.
5203 (Parameters::set_target): Rewrite.
5204 (Parameters::set_target_once): New function.
5205 (Parameters::clear_target): Move here and rewrite.
5206 * parameters.h (class Parameters): Update declarations. Add
5207 set_parameters_target_once_ field.
5208 (Parameters::Parameters): Move to parameters.cc.
5209 (Parameters::clear_target): Likewise.
5210 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5211 task.
5212 (Start_group::~Start_group): New function.
5213 (Start_group::is_runnable): New function.
5214 (Start_group::locks, Start_group::run): New functions.
5215 (Finish_group::run): Change saw_undefined to size_t.
5216 * readsyms.h (class Start_group): Define.
5217 (class Finish_group): Change saw_undefined_ field to size_t.
5218 (Finish_group::Finish_group): Remove saw_undefined and
5219 this_blocker parameters. Change all callers.
5220 (Finish_group::set_saw_undefined): New function.
5221 (Finish_group::set_blocker): New function.
5222 * symtab.h (class Symbol_table): Change saw_undefined to return
5223 size_t. Change saw_undefined_ field to size_t.
5224 * target-select.cc (Set_target_once::do_run_once): New function.
5225 (Target_selector::Target_selector): Initialize set_target_once_
5226 field. Don't initialize lock_ and initialize_lock_ fields.
5227 (Target_selector::instantiate_target): Rewrite.
5228 (Target_selector::set_target): New function.
5229 * target-select.h (class Set_target_once): Define.
5230 (class Target_selector): Update declarations. Make
5231 Set_target_once a friend. Remove lock_ and initialize_lock_
5232 fields. Add set_target_once_ field.
5233
fa17a3f4
ILT		 52342010-02-10 Ian Lance Taylor <iant@google.com>
5235
5236 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5237 queueing any tasks.
5238 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5239 (queue_middle_tasks): Add all blockers before queueing any tasks.
5240 (queue_final_tasks): Likewise.
5241 * token.h (Task_token::add_blockers): New function.
5242 * object.h (Input_objects::number_of_relobjs): New function.
5243
c7177d31
ILT		 52442010-02-10 Ian Lance Taylor <iant@google.com>
5245
5de0e392
ILT		 5246 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5247 shared, not if not position independent.
5248 * x86_64.cc (Relocate::relocate_tls): Likewise.
5249 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5250 (tls_pie_pic_test): New target.
5251 * testsuite/Makefile.in: Rebuild.
5252
c7177d31
ILT		 5253 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5254 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5255 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5256 * testsuite/Makefile.in: Rebuild.
5257
684b268a
DM		 52582010-02-09 David S. Miller <davem@davemloft.net>
5259
5260 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5261 R_SPARC_RELATIVE using ->add_local_relative().
5262 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5263
612a8d3d
DM		 5264 * output.h (Output_data_dynamic::add_section_size): New method
5265 that takes two Output_data objects.
5266 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5267 entry param. Handle it in initializers.
5268 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5269 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5270 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5271 arg.
5272 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5273 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5274 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5275 for dynrel_includes_plt.
5276 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5277 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5278 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5279 before .rela.plt
5280 (Target_sparc::do_finalize_sections): Update to pass true for
5281 dynrel_includes_plt.
5282 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5283 output before .rela.plt
5284 (Target_powerpc::do_finalize_sections): Update to pass true for
5285 dynrel_includes_plt when 32-bit.
5286
cb1be87e
DK		 52872010-02-08 Doug Kwan <dougkwan@google.com>
5288
5289 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5290 method.
5291 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5292 Arm_relobj::scan_section_for_cortex_a8_stubs,
5293 Arm_relobj::do_relocation_section): Instead of calling
5294 Output_section::output_address, use faster
5295 Arm_relobj::simple_input_section_output_address.
5296
705b5121
DM		 52972010-02-08 David S. Miller <davem@davemloft.net>
5298
5299 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5300 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5301 relocation helper function.
5302
024c4466
DM		 5303 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5304 just like R_SPARC_GOT{10,13,22}.
5305 (Target_sparc::Scan::local): Likewise.
5306 (Target_sparc::Relocate:relocate): Likewise.
5307
9109c078
ILT		 53082010-02-06 Ian Lance Taylor <iant@google.com>
5309
5310 * configure.ac: Rewrite targetobjs duplicate removal code to use
5311 only shell constructs.
5312 * configure: Rebuild.
5313
cf846138
DK		 53142010-02-05 Doug Kwan <dougkwan@google.com>
5315
5316 PR 11247
5317 * arm.cc (Arm_relobj::section_is_scannable): New method.
5318 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5319 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5320
6cfaf60b
DK		 53212010-02-04 Doug Kwan <dougkwan@google.com>
5322
5323 PR 11247
5324 * arm-reloc-property.cc (cstdio): Include.
5325 * configure.ac (targetobjs): Remove duplicates.
5326 * configure: Regenerate.
5327 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5328 big and little endian version for a given address size.
5329
5c57f1be
DK		 53302010-02-03 Doug Kwan <dougkwan@google.com>
5331
5332 * arm-reloc-property.cc
5333 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5334 definition.
5335 * arm-reloc-property.h
5336 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5337 New method definition.
5338 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5339 declaration.
5340 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5341 overflow to N.
5342 (GOT_PREL): Change implemented to Y.
5343 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5344 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5345 (Arm_relocate_functions::movw_abs_nc): Remove method.
5346 (Arm_relocate_functions::movt_abs): Ditto.
5347 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5348 (Arm_relocate_functions::thm_movt_abs): Ditto.
5349 (Arm_relocate_functions::movw_rel_nc): Ditto.
5350 (Arm_relocate_functions::movw_rel): Ditto.
5351 (Arm_relocate_functions::movt_rel): Ditto.
5352 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5353 (Arm_relocate_functions:thm_movw_rel): Ditto.
5354 (Arm_relocate_functions:thm_movt_rel): Ditto.
5355 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5356 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5357 New method definitions.
5358 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5359 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5360 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5361 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5362 (Target_arm::Relocate::relocate): Check for non-static or
5363 unimplemented relocation code and exit early. Change calls to
5364 Target_arm::reloc_uses_thumb_bit and
5365 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5366 instead. Refactor code to handle similar relocations to increase
5367 code sharing. Remove check for unsupported relocation code in switch
5368 statement.
5369 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5370 relocation property table to find out size. Change error message to
5371 print out the name of a relocation code instead of the numeric value.
5372 (Target_arm::scan_reloc_for_stub): Use relocation property table
5373 instead of calling Target_arm::reloc_uses_thumb_bit().
5374
218c5831
DK		 53752010-02-02 Doug Kwan <dougkwan@google.com>
5376
5377 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5378 types of relaxed input section.
5379
0d31c79d
DK		 53802010-02-02 Doug Kwan <dougkwan@google.com>
5381
5382 * Makefile.am (HFILES): Add arm-reloc-property.h.
5383 (DEFFILES): New.
5384 (TARGETSOURCES): Add arm-reloc-property.cc
5385 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5386 (libgold_a_SOURCES): $(DEFFILES)
5387 * Makefile.in: Regenerate.
5388 * arm-reloc-property.cc: New file.
5389 * arm-reloc-property.h: New file.
5390 * arm-reloc.def: New file.
5391 * arm.cc: Update comments.
5392 (arm-reloc-property.h): New included header.
5393 (arm_reloc_property_table): New global variable.
5394 (Target_arm::do_select_as_default_target): New method definition.
5395 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5396 arm-reloc-property to targ_extra_obj.
5397 * parameters.cc (set_parameters_target): Call
5398 Target::select_as_default_target().
5399 * target.h (Target::select_as_default_target): New method definition.
5400 (Target::do_select_as_default_target): Same.
5401
546c7457
DK		 54022010-02-01 Doug Kwan <dougkwan@google.com>
5403
5404 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5405 first_output_text_section_.
5406 (Arm_exidx_fixup::first_output_text_section): New method definition.
5407 (Arm_exidx_fixup::first_output_text_section_): New data member.
5408 (Arm_exidx_fixup::process_exidx_section): Record the first text
5409 output section seen.
5410 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5411 and entsize in output section header.
5412
11b861d5
DK		 54132010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5414
5415 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5416 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5417 (Arm_relocate_functions::thm_alu11): New Method.
5418 (Arm_relocate_functions::thm_pc8): New Method.
5419 (Arm_relocate_functions::thm_pc12): New Method.
5420 (Target_arm::Scan::local): Handle the relocations.
5421 (Target_arm::Scan::global): Likewise.
5422 (Target_arm::Relocate::relocate): Likewise.
5423 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5424
c9a2c125
DK		 54252010-01-29 Doug Kwan <dougkwan@google.com>
5426
5427 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5428 of relocation types as ld.
5429
1521477a
DK		 54302010-01-29 Doug Kwan <dougkwan@google.com>
5431
5432 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5433 to public.
5434 (Arm_relocate_functions::thumb_branch_common): Ditto.
5435 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5436 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5437 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5438 Arm_relocate_functions::jump24): Remove.
5439 (Target_arm::Relocate::relocate): Adjust code to call
5440 Arm_relocation_functions::arm_branch_common and
5441 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5442 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5443
e7eca48c
DK		 54442010-01-29 Doug Kwan <dougkwan@google.com>
5445
5446 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5447 output_local_symbol_count_needs_update_.
5448 (Arm_relobj::output_local_symbol_count_needs_update,
5449 Arm_relobj::set_output_local_symbol_count_needs_update,
5450 Arm_relobj::update_output_local_symbol_count): New methods.
5451 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5452 member.
5453 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5454 of pointed function as in a R_ARM_PREL31 relocation.
5455 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5456 for output local symbol count updating.
5457 (Target_arm::do_relax): Update output local symbol counts in objects
5458 if necessary.
5459 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5460
02961d7e
ILT		 54612010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5462
5463 * arm.cc: Added support for the ARM relocations:
5464 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5465 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5466 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5467 movw_prel_nc).
5468 (Arm_relocate_functions::movw_rel): New method.
5469 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5470 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5471 thm_movw_prel_nc).
5472 (Arm_relocate_functions::thm_movw_rel): New method.
5473 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5474 thm_movt_prel).
5475 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5476 relocations.
5477 (Target_arm::Scan::global): Likewise.
5478 (Target_arm::Relocate::relocate): Likewise.
5479 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5480 Likewise.
5481
b10d2873
ILT		 54822010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5483
5484 * arm.cc: Added support for ARM group relocations.
5485 (Target_arm::reloc_needs_sym_origin): New method.
5486 (Arm_relocate_functions::calc_grp_kn): New method.
5487 (Arm_relocate_functions::calc_grp_residual): New method.
5488 (Arm_relocate_functions::calc_grp_gn): New method.
5489 (Arm_relocate_functions::arm_grp_alu): New Method.
5490 (Arm_relocate_functions::arm_grp_ldr): New Method.
5491 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5492 (Arm_relocate_functions::arm_grp_ldc): New Method.
5493 (Target_arm::Scan::local): Handle the ARM group relocations.
5494 (Target_arm::Scan::global): Likewise.
5495 (Target_arm::Relocate::relocate): Likewise.
5496 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5497 Likewise.
5498
2b328d4e
DK		 54992010-01-26 Doug Kwan <dougkwan@google.com>
5500
5501 * arm.cc (set): Include.
5502 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5503 pointer type.
5504 (Arm_output_section::Text_section_list): New type.
5505 (Arm_output_section::append_text_sections_to_list): New method.
5506 (Arm_output_section::fix_exidx_coverage): Ditto.
5507 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5508 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5509 Relobj::set_section_offset() instead of
5510 Sized_relobj::invalidate_section_offset().
5511 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5512 parameter for section headers. Ignore relocation sections for
5513 unallocated sections and EXIDX sections.
5514 (Target_arm::fix_exidx_coverage): New method.
5515 (Target_arm::output_section_address_less_than): New type.
5516 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5517 linked text section instead of the EXIDX section.
5518 (Arm_output_section::create_stub_group): Add an assertion to check
5519 that this is not an EXIDX output section.
5520 (Arm_output_section::append_text_sections_to_list): New method.
5521 (Arm_output_section::fix_exidx_coverage): Ditto.
5522 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5523 Arm_relobj::section_needs_reloc_stub_scanning.
5524 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5525 first pass.
5526 (Target_arm::fix_exidx_coverage): New method.
5527 * object.h (Relobj::set_output_section): New method.
5528 (Sized_relobj::invalidate_section_offset): Remove method.
5529 (Sized_relobj::do_invalidate_section_offset): Remove method.
5530 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5531
c7f3c371
DK		 55322010-01-25 Doug Kwan <dougkwan@google.com>
5533
5534 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5535 Fix warning due to signed and unsigned comparison on a 32-bit host.
5536
8923b24c
DK		 55372010-01-22 Doug Kwan <dougkwan@google.com>
5538
5539 * arm.cc (Target_arm::do_relax): Record an output section for section
5540 offset adjustment it contains any stub table that has changed.
5541 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5542 offsets in an output section if necessary.
5543 * output.cc (Output_section::Output_section): Initialize
5544 section_offsets_need_adjustments_.
5545 (Output_section::add_input_section_for_script): Renamed to
5546 Output_section::add_simple_input_section.
5547 (Output_section::save_states): Add a comment.
5548 (Output_section::discard_states): New method defintion.
5549 (Output_section::adjust_section_offsets): Same.
5550 * output.h (Output_section::add_input_section_for_script): Renamed to
5551 Output_section::add_simple_input_section.
5552 (Output_section::discard_states): New method declaration.
5553 (Output_section::adjust_section_offsets): Same.
5554 (Output_section::section_offsets_need_adjustment,
5555 Output_section::set_section_offsets_need_adjustment): New method
5556 definitions.
5557 (Output_section::section_offsets_need_adjustment_): New data member.
5558 * script-sections.cc
5559 (Output_section_element_input::set_section_address): Adjust code for
5560 renaming of Output_section::add_input_section_for_script.
5561 (Orphan_output_section::set_section_address): Same.
5562
9b2fd367
DK		 55632010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5564
5565 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5566 Fix_v4bx enum values .
5567 * gold/options.h (General_options): New option definitions.
5568 (General_options::fix_v4bx): New method.
5569 (General_options::Fix_v4bx): New enum.
5570 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5571 (General_options::parse_fix_v4bx_interworking): New method.
5572
80d0d023
DK		 55732010-01-22 Doug Kwan <dougkwan@google.com>
5574
5575 * arm.cc (Arm_exidx_fixup): New class.
5576
af2cdeae
DK		 55772010-01-21 Doug Kwan <dougkwan@google.com>
5578
5579 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5580 classes.
5581 (Arm_exidx_section_offset_map): New type.
5582
993d07c1
DK		 55832010-01-21 Doug Kwan <dougkwan@google.com>
5584
5585 * arm.cc (Arm_exidx_input_section): New class.
5586 (Arm_relobj::exidx_input_section_by_link,
5587 Arm_relobj::exidx_input_section_by_shndx,
5588 Arm_relobj::make_exidx_input_section): New methods.
5589 (read_arm_attributes_section): Remove.
5590 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5591 information about them.
5592 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5593 to here.
5594
5ac169d4
DK		 55952010-01-20 Doug Kwan <dougkwan@google.com>
5596
5597 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5598 Input_section_specifier to Section_id.
5599 (Target_arm::new_arm_input_section: Adjust code for change of key
5600 type.
5601 (Target_arm::find_arm_input_section): Ditto.
5602 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5603 (Section_id): Remove.
5604 (Garbage_collection::Section_id_hash): Remove.
5605 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5606 (Section_id): Remove.
5607 (Icf::Section_id_hash): Remove.
5608 * object.h (Section_id, Const_section_id, Section_id_hash,
5609 Const_section_id_hash): New type definitions.
5610 * output.cc (Output_section::add_relaxed_input_section): Change to
5611 use Const_section_id instead of Input_section_specifier as key type.
5612 (Output_section::add_merge_input_section): Ditto.
5613 (Output_section::build_relaxation_map): Change to use Section_id
5614 instead of Input_section_specifier as key type.
5615 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5616 Ditto.
5617 (Output_section::convert_input_sections_to_relaxed_sections): Change
5618 to use Const_section_id instead of Input_section_specifier as key type.
5619 (Output_section::find_merge_section): Ditto.
5620 (Output_section::find_relaxed_input_section): Ditto.
5621 * output.h (Input_section_specifier): Remove class.
5622 (Output_section::Output_section_data_by_input_section_map): Change
5623 key type to Const_section_id.
5624 (Output_section::Output_relaxed_input_section_by_input_section_map):
5625 Ditto.
5626 (Output_section::Relaxation_map): Change key type to Section_id.
5627
a2162063
ILT		 56282010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5629
5630 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5631 (class Arm_v4bx_stub): New class.
5632 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5633 (Stub_factory::make_arm_v4bx_stub): New method.
5634 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5635 (Stub_table::empty): Handle v4bx stubs.
5636 (Stub_table::add_arm_v4bx_stub): New method.
5637 (Stub_table::find_arm_v4bx_stub): New method.
5638 (Arm_relocate_functions::v4bx): New method.
5639 (Target_arm::fix_v4bx): New method.
5640 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5641 (Stub_table::relocate_stubs): Likewise.
5642 (Stub_table::do_write): Likewise.
5643 (Stub_table::update_data_size_and_addralign): Likewise.
5644 (Stub_table::finalize_stubs): Likewise.
5645 (Target_arm::Scan::local): Likewise.
5646 (Target_arm::Scan::global): Likewise.
5647 (Target_arm::do_finalize_sections): Likewise.
5648 (Target_arm::Relocate::relocate): Likewise.
5649 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5650 Likewise.
5651 (Target_arm::scan_reloc_for_stub): Likewise.
5652 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5653
5696ab0b
ILT		 56542010-01-19 Ian Lance Taylor <iant@google.com>
5655
5656 * output.cc (Output_section_headers::do_sized_write): Write large
5657 segment count to sh_info field.
5658 (Output_file_header::do_sized_write): For large segment count,
5659 write PN_XNUM to e_phnum field.
5660
800d0f56
ILT		 56612010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5662
5663 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5664 (Arm_relocate_functions::thm_jump8): New function.
5665 (Arm_relocate_functions::thm_jump11): New function.
5666 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5667 R_ARM_THM_JUMP11.
5668 (Target_arm::Scan::global): Likewise.
5669 (Target_arm::Relocate::relocate): Likewise.
5670 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5671 Likewise.
5672
41263c05
DK		 56732010-01-14 Doug Kwan <dougkwan@google.com>
5674
5675 * arm.cc (map, utility): Include headers.
5676 (Target_arm::apply_cortex_a8_workaround): New method.
5677 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5678 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5679 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5680 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5681 the --[no-]fix-cortex-a8 command line options.
5682 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5683 (Target_arm::relocate_stub): Use addend in instruction template.
5684 * options.h (DEFINE_bool): Set the user-set flag.
5685 (General_options): Add --[no-]-fix-cortex options.
5686 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5687 : Update fast look-up map after conversion.
41263c05 5688
459e9b03
ST		 56892010-01-14 Sriraman Tallam <tmsriram@google.com>
5690
5691 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5692 in the first pass of do_layout.
5693
b521dfe4
DK		 56942010-01-13 Doug Kwan <dougkwan@google.com>
5695
5696 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5697 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5698 apparent compiler problem of not folding static constant integral
5699 data members of elfcpp::Elf_sizes<32>.
5700
44272192
DK		 57012010-01-13 Doug Kwan <dougkwan@google.com>
5702
5703 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5704 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5705 Arm_relobj::scan_section_for_cortex_a8_erratum,
5706 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5707 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5708 sections to scan for relocation stubs into a new method
5709 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5710 relocation and Cortex-A8 stub scanning.
5711 (Target_arm::do_relax): Force stubs to be after stubbed sections
5712 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5713 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5714 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5715
44b71ece
ILT		 57162010-01-12 Ian Lance Taylor <iant@google.com>
5717
5718 * target-reloc.h (visibility_error): New inline function.
5719 (relocate_section): Call visibility_error.
5720 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5721 (MOSTLYCLEANFILES): Likewise.
5722 (protected_4_pic.o, protected_3.err): New targets.
5723 * testsuite/protected_4.cc: New file.
5724
a120bc7f
DK		 57252010-01-12 Doug Kwan <dougkwan@google.com>
5726
5727 * arm.cc (Cortex_a8_reloc): New class.
5728 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5729 and cortex_a8_relocs_info_.
5730 (Target_arm::fix_cortex_a8): New method definition.
5731 (Target_arm::Cortex_a8_relocs_info): New type.
5732 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5733 New data member declarations.
5734 (Target_arm::scan_reloc_for_stub): Record information about
5735 relocations for THUMB branches that might be exempted from the
5736 Cortex-A8 workaround.
5737 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5738 at the beginning of a relaxation pass.
5739
20138696
DK		 57402010-01-12 Doug Kwan <dougkwan@google.com>
5741
5742 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5743 (Arm_relobj::Mapping_symbol_position,
5744 Arm_reloj::Mapping_symbol_position_less,
5745 Arm_relobj::Mapping_symbols_info): New types.
5746 (Target_arm::is_mapping_symbol_name): New method definition.
5747 (Arm_relobj::do_count_local_symbols): Save information about mapping
5748 symbols.
5749
089d69dc
DK		 57502010-01-11 Doug Kwan <dougkwan@google.com>
5751
5752 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5753 Arm_relocate_functions::thumb32_branch_upper,
5754 Arm_relocate_functions::thumb32_branch_lower,
5755 Arm_relocate_functions::thumb32_cond_branch_offset,
5756 Arm_relocate_functions::thumb32_cond_branch_upper,
5757 Arm_relocate_functions::thumb32_cond_branch_lower,
5758 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5759 branch offset encoding.
5760 (Arm_relocate_functions::thumb_branch_common): Use new branch
5761 offset encoding methods to avoid code duplication.
5762 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5763 (Stub_addend_reader::operator()): Use new branch encoding method
5764 to avoid code duplication.
5765
99e5bff2
DK		 57662010-01-11 Doug Kwan <dougkwan@google.com>
5767
5768 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5769 (Target_arm::do_finalize_sections): Define special EXIDX section
5770 symbols only if referenced.
5771 * gc.h (Garbage_collection::add_reference): New method.
5772 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5773 code duplication.
5774
98e090bd
ILT		 57752010-01-11 Ian Lance Taylor <iant@google.com>
5776
d0a91bd8
ILT		 5777 * script.cc (Version_script_info::build_expression_list_lookup):
5778 Change complaing about duplicate wildcard match from error to
5779 warning.
5780
98e090bd
ILT		 5781 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5782 of 2009-12-30.
5783 (Version_script_info::Version_script_info): Initialize globs_,
5784 default_version_, default_is_global_, and exact_. Don't
5785 initialize globals_ or locals_.
5786 (Version_script_info::build_lookup_tables): Build local symbols
5787 first.
5788 (Version_script_info::unquote): New function.
5789 (Version_script_info::add_exact_match): New function.
5790 (Version_script_info::build_expression_list_lookup): Remove lookup
5791 parameter. Add is_global parameter. Change all callers. Handle
5792 wildcard pattern specially. Unquote pattern. Call
5793 add_exact_match.
5794 (Version_script_info::get_name_to_match): New function.
5795 (Version_script_info::get_symbol_version): New function.
5796 (Version_script_info::get_symbol_version_helper): Remove.
5797 (Version_script_info::check_unmatched_names): Call unquote.
5798 * script.h (class Version_script_info): Change get_symbol_version
5799 to be non-inline and add is_global parameter; change all callers.
5800 Rewrite symbol_is_local. Update declarations. Define struct
5801 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5802 Remove globals_ and locals_ members. Add exact_, globs_,
5803 default_version_, is_global_.
5804 (Version_script_info::Glob): Remove pattern, add expression and
5805 is_global. Update constructor. Change all callers.
5806 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5807 default version.
5808 (Versions::symbol_section_contents): If a symbol is undefined, or
5809 defined in a dynamic object, set the version index to
5810 VER_NDX_LOCAL.
5811 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5812 symbol_is_local.
5813 (Symbol_table::add_from_pluginobj): Likewise.
5814 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5815
d56962d3
DK		 58162010-01-11 Doug Kwan <dougkwan@google.com>
5817
5818 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5819 (incremental_dump_LDADD): Add linking option for libintl.
5820 * Makefile.in: Regenerate.
5821
94e6ee91
L		 58222010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5823
5824 PR gold/11144
5825 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5826 instead of -Ds.
5827 * testsuite/Makefile.in: Regenerated.
5828
e96c574b
DK		 58292010-01-10 Doug Kwan <dougkwan@google.com>
5830
5831 * options.h (DEFINE_var): Use parentheses around argument varname__
5832 in macro body to avoid any unintended subsequent substitutions.
5833
7198066b
ILT		 58342010-01-10 Ian Lance Taylor <iant@google.com>
5835
ba4d53bf
ILT		 5836 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5837 candidates before doing symbol resolution.
5838
7198066b
ILT		 5839 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5840 ODR candidates if only one is weak.
5841
a2beed37
ILT		 58422010-01-08 Ian Lance Taylor <iant@google.com>
5843
5844 * script.cc (Version_script_info::build_expression_list_lookup):
5845 Don't warn about ambiguous version, just record the ambiguity.
5846 (Version_script_info::get_symbol_version_helper): Give error if
5847 version is ambiguous.
5848
2fb7225c
DK		 58492010-01-08 Doug Kwan <dougkwan@google.com>
5850
5851 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5852 prev_data_size_ and prev_addralign_. Remove initializer for
5853 deleted data member has_been_changed_.
5854 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5855 to determine if the table is empty.
5856 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5857 Remove.
5858 (Stub_table::add_reloc_stub): Define method in class definition
5859 instead of just declaring it there.
5860 (Stub_table::add_cortex_a8_stub): New method definition.
5861 (Stub_table::update_data_size_and_addralign): Ditto.
5862 (Stub_table::finalize_stubs): Ditto.
5863 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5864 (Stub_table::do_addralign_): Return address alignment in the
5865 (Stub_table::do_reset_address_and_file_offset): Define method in
5866 class definition instead of declaring it there. Set current data
5867 size to be the data size of the previous pass.
5868 (Stub_table::set_final_data_size): Use current data size as the
5869 final data size.
5870 (Stub_table::relocate_stub): Change parameter type of stub from
5871 Reloc_stub pointer to Stub pointer.
5872 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5873 (Stub_table::Cortex_a8_stub_list): New typedef.
5874 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5875 Stub_table::prev_addralign_): New data member.
5876 (Arm_relobj::Arm_relobj): Initialize data member
5877 section_has_cortex_a8_workaround_.
5878 (Arm_relobj::section_has_cortex_a8_workaround,
5879 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5880 definitions.
5881 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5882 declarations.
5883 (Target_arm::relocate_stub): Change parameter type of stub from
5884 Reloc_stub pointer to Stub pointer.
5885 (Insn_template::size, Insn_template::alignment): Handle
5886 THUMB16_SPECIAL_TYPE.
5887 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5888 Stub_table::update_data_size_and_addralign,
5889 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5890 definitions.
5891 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5892 (Stub_table::do_write): Ditto.
5893 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5894
880cd20d
ILT		 58952010-01-08 Ian Lance Taylor <iant@google.com>
5896
5897 PR 11108
5898 * symtab.h (class Symbol): Remove fields is_target_special_ and
5899 has_plt_offset_. Add field is_defined_in_discarded_section_.
5900 (Symbol::is_defined_in_discarded_section): New function.
5901 (Symbol::set_is_defined_in_discarded_section): New function.
5902 (Symbol::has_plt_offset): Rewrite.
5903 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5904 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5905 Don't initialize is_target_special_ or has_plt_offset_.
5906 Initialize is_defined_in_discarded_section_.
5907 (Symbol_table::add_from_relobj): If appropriate, set
5908 is_defined_in_discarded_section.
5909 * resolve.cc (Symbol::override_base_with_special): Don't test
5910 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5911 * target-reloc.h (relocate_section): Do special handling for
5912 symbols defined in discarded sections for global symbols as well
5913 as local symbols.
5914
2703e3eb
ILT		 59152010-01-08 Ian Lance Taylor <iant@google.com>
5916
5917 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5918 the SHT_SYMTAB case.
5919
339d40a3
ILT		 59202010-01-08 Ian Lance Taylor <iant@google.com>
5921
5922 * object.cc (Sized_relobj::do_layout): Don't get confused if
5923 layout_eh_frame returns NULL.
5924
abecea76
ILT		 59252010-01-08 Ian Lance Taylor <iant@google.com>
5926
5927 PR 11084
5928 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5929 dynamic symbol table, use the normal symbol table.
5930 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5931 symbol table.
5932
6b7dd3f3
ILT		 59332010-01-08 Ian Lance Taylor <iant@google.com>
5934
5935 PR 11072
5936 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5937 sections.
5938
36c50e63
L		 59392010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5940
5941 * version.cc (print_version): Change to "Copyright 2010".
5942
e291e7b9
ILT		 59432010-01-08 Ian Lance Taylor <iant@google.com>
5944
5945 PR 10287
5946 PR 11063
5947 * i386.cc (class Target_i386): Change return type of plt_section
5948 to be non-const.
5949 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5950 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5951 tls_desc_rel_ field.
5952 (Output_data_plt_i386::rel_tls_desc): New function.
5953 (Target_i386::rel_tls_desc_section): New function.
5954 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5955 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5956 R_386_TLS_DESC reloc in rel_tls_desc_section.
5957 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5958 Define struct Tlsdesc_info.
5959 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5960 (Target_x86_64::do_reloc_symbol_index): New function.
5961 (Target_x86_64::add_tlsdesc_info): New function.
5962 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5963 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5964 tlsdesc_rel_ field.
5965 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5966 all callers.
5967 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5968 (Target_x86_64::rela_tlsdesc_section): New function.
5969 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5970 handling.
5971 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5972 (Target_x86_64::do_reloc_addend): New function.
5973 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5974 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5975 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5976 (Output_reloc::type): New function.
5977 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5978 (Output_reloc::is_target_specific): New function.
5979 (Output_reloc::target_arg): New function.
5980 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5981 absolute relocs and target specific relocs.
5982 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5983 add_target_specific.
5984 (class Output_data_reloc) [SHT_RELA]: Likewise.
5985 * output.cc (Output_reloc::Output_reloc): Add four new versions
5986 for absolute relocs and target specific relocs.
5987 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5988 (Output_reloc::get_symbol_index): Likewise.
5989 (Output_reloc::local_section_offset): Check that local_sym_index_
5990 is not TARGET_CODE or 0.
5991 (Output_reloc::symbol_value): Likewise.
5992 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5993 reloc.
5994 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5995 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5996 functions.
5997 * layout.cc (add_target_dynamic_tags): Use output section for
5998 DT_PLTRELSZ and DT_JMPREL.
5999
3a44184e
ILT		 60002010-01-07 Ian Lance Taylor <iant@google.com>
6001
6002 PR 11061
6003 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6004 function.
6005 (class Output_data_reloc_generic): Define.
6006 (class Output_data_reloc_base): Change base class to
6007 Output_data_reloc_generic. Change add() method to call
6008 bump_relative_reloc_count for a relative reloc. Remove
6009 sort_relocs_ field.
6010 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6011 to sort_relocs().
6012 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6013 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6014 appropriate.
6015 * layout.h (class Layout): Update declaration.
6016
ea715a34
ILT		 60172010-01-07 Ian Lance Taylor <iant@google.com>
6018
6019 * output.h (class Output_data): Add const version of
6020 output_section and do_output_section.
6021 (class Output_section_data): Add const version of
6022 do_output_section.
6023 (class Output_section): Likewise.
6024 * layout.cc (Layout::add_target_dynamic_tags): New function.
6025 * layout.h (class Layout): Update declarations.
6026 * arm.cc (Target_arm::do_finalize_sections): Use
6027 add_target_dynamic_tags.
6028 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6029 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6030 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6031 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6032
659948a4
ILT		 60332010-01-07 Ian Lance Taylor <iant@google.com>
6034
6035 PR 11042
6036 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6037 object as needed.
6038
9d3b86f6
ILT		 60392010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6040 Ian Lance Taylor <iant@google.com>
6041
6042 PR 11019
6043 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6044 Xindex::read_symtab_xindex.
6045
bb0d3eb0
DK		 60462010-01-07 Doug Kwan <dougkwan@google.com>
6047
6048 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6049 (Insn_template::thumb16_bcond_insn): New method declaration.
6050 (Insn_template): Fix spelling.
6051 (Stub::thumb16_special): New method declaration.
6052 (Stub::do_write): Define virtual method which was previously pure
6053 virtual.
6054 (Stub::do_thumb16_special): New method declaration.
6055 (Stub::do_fixed_endian_write): New template member.
6056 (Reloc_stub::do_write): Remove.
6057 (Reloc_stub::do_fixed_endian_write): Remove.
6058 (Cortex_a8_stub): New class definition.
6059 (Stub_factory::make_cortex_a8_stub): New method definition.
6060 (Stub_factory::Stub_factory): Add missing static storage class
6061 qualifier for elf32_arm_stub_a8_veneer_blx.
6062
ffeef7df
ILT		 60632010-01-07 Ian Lance Taylor <iant@google.com>
6064
dc3f80fe
ILT		 6065 PR 10980
6066 * options.h (class General_options): Add --warn-unresolved-symbols
6067 and --error-unresolved-symbols.
6068 * errors.cc (Errors::undefined_symbol): Implement
6069 --warn-unresolved-symbols.
6070
ffeef7df
ILT		 6071 * options.h (class General_options): Add -z text and -z textoff.
6072 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6073
f1ec9ded
ST		 60742010-01-06 Sriraman Tallam <tmsriram@google.com>
6075
6076 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6077 (Garbage_collection::cident_sections): New function.
6078 (Garbage_collection::add_cident_section): New function.
6079 (Garbage_collection::cident_sections_): New member.
6080 (gc_process_relocs): Add references to sections whose names are C
6081 identifiers.
6082 * gold.h (cident_section_start_prefix): New constant.
6083 (cident_section_stop_prefix): New constant.
6084 (is_cident): New function.
6085 * layout.cc (Layout::define_section_symbols): Replace string constants
6086 with the newly defined constants.
6087 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6088 C identifiers.
6089 * testsuite/Makefile.am: Add gc_orphan_section_test.
6090 * testsuite/Makefile.in: Regenerate.
6091 * testsuite/gc_orphan_section_test.cc: New file.
6092 * testsuite/gc_orphan_section_test.sh: New file.
6093
6eda8c29
ILT		 60942010-01-06 Ian Lance Taylor <iant@google.com>
6095
b9674e17
ILT		 6096 PR 10980
6097 * options.h (class General_options): Add --warn-shared-textrel.
6098 * layout.cc (Layout::finish_dynamic_section): Implement
6099 --warn-shared-textrel.
6100
6eda8c29
ILT		 6101 PR 10980
6102 * options.h (class General_options): Add --warn-multiple-gp.
6103
32dcd44e
ILT		 61042010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6105
6106 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6107 $(THREADSLIB) and $(LIBDL).
6108 * Makefile.in: Rebuild.
6109
a192ba05
ILT		 61102010-01-06 Ian Lance Taylor <iant@google.com>
6111
6112 PR 10980
6113 * options.cc (General_options::parse_section_start): New function.
6114 (General_options::section_start): New function.
6115 (General_options::General_options): Initialize all members.
6116 * options.h: Include <map>
6117 (class General_options): Add --section-start. Add section_starts_
6118 member.
6119 * layout.cc (Layout::attach_allocated_section_to_segment): If
6120 --section-start was used, set the address of the segment. Remove
6121 local sort_sections.
6122 (Layout::relaxation_loop_body): If the address of the load segment
6123 has been set by --section-start, don't use it.
6124 * output.h (Output_segment::update_flags_for_output_section): New
6125 function.
6126 * output.cc (Output_segment::add_output_section): Call
6127 update_flags_for_output_section.
6128
dde3f402
ILT		 61292010-01-05 Ian Lance Taylor <iant@google.com>
6130
62dfdd4d
ILT		 6131 PR 10980
6132 * options.h (class General_options): Add --undefined-version.
6133 * script.cc (struct Version_expression): Add was_matched_by_symbol
6134 field.
6135 (Version_script_info::matched_symbol): New function.
6136 (Version_script_info::get_symbol_version_helper): Call
6137 matched_symbol.
6138 (Version_script_info::check_unmatched_names): New function.
6139 * script.h (class Version_script_info): Update declarations.
6140 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6141
9c4ae156
ILT		 6142 * options.h (class General_options): Use DEFINE_bool_alias for
6143 allow_multiple_definition.
6144 * resolve.cc (Symbol_table::should_override): Don't test
6145 allow_multiple_definition.
6146
dde3f402
ILT		 6147 PR 10980
6148 * options.h (class General_options): Add --cref.
6149 * main.cc (main): Print cref table if --cref. Don't close mapfile
6150 until after printing cref table.
6151 * cref.cc: Include "symtab.h".
6152 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6153 (Cref_table_compare::operator()): New function.
6154 (Cref_inputs::gather_cref): New function.
6155 (filecol): New static const.
6156 (Cref_inputs::print_cref): New function.
6157 (Cref::print_cref): New function.
6158 * cref.h: Include <cstdio>.
6159 (class Cref): Update declarations.
6160 * mapfile.h (Mapfile::file): New function.
6161 * object.h (class Object): Define Symbols. Declare virtual
6162 do_get_global_symbols.
6163 (Object::get_global_symbols): New function.
6164 * object.cc (Input_objects::add_object): Pass object to cref_ if
6165 --cref.
6166 (Input_objects::archive_start): Likewise.
6167 (Input_objects::archive_stop): Likewise.
6168 (Input_objects::print_cref): New function.
6169 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6170 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6171 --cref.
6172 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6173 function.
6174 * plugin.h (class Sized_pluginobj): Update declarations.
6175
8781f709
ILT		 61762010-01-05 Ian Lance Taylor <iant@google.com>
6177
6178 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6179 to is_default_version. Rename insdef to insdefault.
6180 (Symbol_table::add_from_relobj): Rename def to is_default_version
6181 and local to is_forced_local.
6182 (Symbol_table::add_from_pluginobj): Likewise.
6183 (Symbol_table::add_from_dynobj): Likewise.
6184 (Symbol_table::define_special_symbol): Rename insdef to
6185 insdefault.
6186
fe35d28d
ILT		 61872010-01-04 Ian Lance Taylor <iant@google.com>
6188
30bc8c46
ILT		 6189 PR 10980
6190 * options.h (class General_options): Add
6191 --allow-multiple-definition and -z muldefs.
6192 * resolve.cc (Symbol_table::should_override): Don't warn about a
6193 multiple symbol definition if --allow-multiple-definition or -z
6194 muldefs.
6195
7eaea549
ILT		 6196 PR 10980
6197 * options.h (class General_options): Add --add-needed and
6198 --copy-dt-needed-entries. Tweak --as-needed help entry.
6199 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6200 error if --copy-dt-needed-entries aka --add-needed is used and
6201 would cause a change in behaviour.
6202
fe35d28d
ILT		 6203 PR 10980
6204 * options.h (class General_options): Add -G as a short version of
6205 --shared. Add no-op options -assert, -g, and -i.
6206
55a2bb35
ST		 62072010-01-04 Sriraman Tallam <tmsriram@google.com>
6208
6209 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6210 check for .text or .gnu.linkonce.t sections.
6211 * icf.cc (Icf::find_identical_sections): Ditto.
6212 Change the detection for mangled function name within the section
6213 name.
6214 * icf.h (is_section_foldable_candidate): New function.
6215
719328e1
ILT		 62162009-12-30 Ian Lance Taylor <iant@google.com>
6217
6218 PR 10980
6219 * options.h (class General_options): Permit two dashes with
6220 --retain-symbols-file.
6221
d7bb5745
ILT		 62222009-12-30 Ian Lance Taylor <iant@google.com>
6223
403a15dd
ILT		 6224 PR 10979
6225 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6226 don't put the file header and segment headers in the text
6227 segment.
6228
eda294df
ILT		 6229 PR 10979
6230 * common.cc (Sort_commons::operator()): Stabilize sort when both
6231 entries are NULL.
6232 (Symbol_table::do_allocate_commons_list): When allocating common
6233 symbols, skip a symbol which is no longer common.
6234 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6235 an object before checking its type.
6236 * testsuite/common_test_2.c: New file.
6237 * testsuite/common_test_3.c: New file.
6238 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6239 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6240 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6241 (common_test_2_pic.o, common_test_2.so): New targets.
6242 (common_test_3_pic.o, common_test_3.so): New targets.
6243 * testsuite/Makefile.in: Rebuild.
6244
d7bb5745
ILT		 6245 PR 10979
6246 * script.cc (read_input_script): If we see a new SECTIONS clause,
6247 and we have added an input section, give an error.
6248 * layout.h (class Layout): Add have_added_input_section function.
6249 Add have_added_input_section_ field.
6250 * layout.cc (Layout::Layout): Initialize
6251 have_added_input_section_.
6252 (Layout::layout): Set have_added_input_section_.
6253 (Layout::layout_eh_frame): Likewise.
6254
fc59c572
ILT		 62552009-12-30 Ian Lance Taylor <iant@google.com>
6256
6257 PR 10931
6258 * options.h (class General_options): Add --sort-common option.
6259 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6260 * common.cc (Sort_common): Add sort_order parameter to
6261 constructor. Add sort_order_ field.
6262 (Sort_commons::operator): Check sort_order_.
6263 (Symbol_table::allocate_commons): Determine the sort order.
6264 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6265 Change all callers.
6266 (Symbol_table::do_allocate_commons_list): Likewise.
6267
1c74fab0
ILT		 62682009-12-30 Ian Lance Taylor <iant@google.com>
6269
6270 PR 10916
6271 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6272 symbols from this object, don't change the visibility of an
6273 undefined symbol.
6274 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6275
6affe781
ILT		 62762009-12-30 Ian Lance Taylor <iant@google.com>
6277
6278 PR 10861
6279 * script.h (class Version_script_info): Define Language enum.
6280 Update declarations. Define Glob, Exact, and Lookup types. Add
6281 new fields globals_, locals_, and is_finalized_.
6282 * script.cc: Various formatting fixes.
6283 (class Parser_closure): Change language_stack_ from a vector of
6284 std::string to one of Version_script_info::Language. Adjust all
6285 uses accordingly.
6286 (class Lazy_demangler): Remove.
6287 (struct Version_expression): Change language from std::string to
6288 Version_script_info::Language.
6289 (Version_script_info::Version_script_info): New function.
6290 (Version_script_info::~Version_script_info): Don't call clear.
6291 (Version_script_info::finalize): New function.
6292 (Version_script_info::build_lookup_tables): New function.
6293 (Version_script_info::build_expression_list_lookup): New
6294 function.
6295 (Version_script_info::get_symbol_version_helper): Rewrite to use
6296 lookup tables.
6297 (Version_script_info::print_expression_list): Adjust to use
6298 Version_script_info::Language.
6299 (script_push_lex_into_version_mode): Check that the version script
6300 has not been finalized.
6301 (version_script_push_lang): Change language string to
6302 Version_script_info::Language.
6303 * options.cc (Command_line::version_script): New function.
6304 * options.h (class General_options): Add finalize_dynamic_list
6305 function. Change version_script from declaration to definition.
6306 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6307 * testsuite/version_script.map: Remove duplicate def of foo.
6308 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6309 version_script.map.
6310 * testsuite/Makefile.in: Rebuild.
6311
818bf354
ILT		 63122009-12-30 Ian Lance Taylor <iant@google.com>
6313
6314 PR 10843
6315 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6316 if the input symbol index is 0, make the output symbol index 0.
6317
ebcc8304
ILT		 63182009-12-30 Ian Lance Taylor <iant@google.com>
6319
6320 PR 10670
6321 * options.h (class General_options): Add -x/--discard-all.
6322 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6323 --discard-all. If the local symbol needs a dynamic entry, check
6324 that before handling --discard-locals.
6325
176fe33f
ILT		 63262009-12-30 Ian Lance Taylor <iant@google.com>
6327
bb321bb1
ILT		 6328 PR 10450
6329 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6330 flags to PF_R.
6331 (Output_segment::add_output_section): Don't change the flags if
6332 the type is PT_TLS.
6333
176fe33f
ILT		 6334 PR 10450
6335 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6336 GNU hash table if they need a dynamic value. Otherwise, don't add
6337 them if they are defined in a dynamic object or are forced local.
6338
e8cd95c7
ILT		 63392009-12-29 Ian Lance Taylor <iant@google.com>
6340
1b81fb71
ILT		 6341 PR 10450
6342 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6343 .gnu.hash table for a 32-bit target.
6344
8d6d383d
ILT		 6345 PR 10450
6346 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6347 regular and a dynamic object only needs a dynamic symbol table
6348 entry if it is externally visible.
6349
e785ec03
ILT		 6350 PR 10450
6351 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6352 constructor. Add global_offset_table_ field.
6353 (Target_i386::got_section): Set global_offset_table_.
6354 (Target_i386::do_finalize_sections): Set global_offset_table_
6355 size.
6356 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6357 in constructor. Add global_offset_table_ field.
6358 (Target_x86_64::got_section): Set global_offset_table_.
6359 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6360 size.
6361
1a2dff53
ILT		 6362 * layout.cc (Layout::Layout): Initialize increase_relro_.
6363 (Layout::get_output_section): Add is_relro, is_last_relro, and
6364 is_first_non_relro parameters. Change all callers.
6365 (Layout::choose_output_section): Likewise.
6366 (Layout::add_output_section_data): Likewise.
6367 (Layout::make_output_section): Likewise.
6368 (Layout::set_segment_offsets): Clear increase_relro when using a
6369 linker script.
6370 * layout.h (class Layout): Add increase_relro method. Add
6371 increase_relro_ field. Update declarations.
6372 * output.cc (Output_section::Output_section): Initialize
6373 is_last_relro_ and is_first_non_relro_.
6374 (Output_segment::add_output_section): Group relro sections is
6375 do_sort is true. Handle is_last_relro and is_first_non_relro.
6376 (Output_segment::maximum_alignment): Remove relro handling.
6377 (Output_segment::set_section_addresses): Add increase_relro
6378 parameter. Change all callers. Add initial alignment to align
6379 relro sections on separate page. Remove old relro handling.
6380 (Output_segment::set_section_list_addresses): Remove in_relro
6381 parameter. Change all callers.
6382 (Output_segment::set_offset): Add increase parameter. Change all
6383 callers. Remove old relro handling.
6384 * output.h (class Output_section): Add new methods: is_last_relro,
6385 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6386 Add is_last_relro_ and is_first_non_relro_ fields.
6387 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6388 Create separate .got.plt section. Call increase_relro.
6389 * x86_64.cc (Target_x86_64::got_section): Likewise.
6390 * testsuite/relro_script_test.t: Add .got.plt.
6391
f0ba79e2
ILT		 6392 PR 10450
6393 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6394 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6395 (Layout::finalize): Call set_dynamic_symbol_size.
6396 (Layout::set_dynamic_symbol_size): New function.
6397 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6398 set_dynamic_symbol_size.
6399
e8cd95c7
ILT		 6400 PR 10450
6401 * output.h (class Output_section): Add is_entsize_zero_ field.
6402 * output.cc (Output_section::Output_section): Initialize
6403 is_entsize_zero_.
6404 (Output_section::set_entsize): If two different entsizes are
6405 requested, force it to zero.
6406 (Output_section::add_input_section): Set flags for .debug_str
6407 before updating section flags. Set entsize.
6408 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6409 and SHF_STRING if all input sections have those flags.
6410
3e1b9a8a
RÁE		 64112009-12-29 Rafael Espindola <espindola@google.com>
6412
6413 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6414 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6415 reporting.
3e1b9a8a 6416
3dcad376
ST		 64172009-12-29 Sriraman Tallam <tmsriram@google.com>
6418
6419 * options.cc (General_options::parse_version): Allow -v to exit
6420 without an error if there is nothing to link.
6421
084e2665
ILT		 64222009-12-29 Ian Lance Taylor <iant@google.com>
6423
6424 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6425 using a version of gcc before 4.1.
6426 * configure: Rebuild.
6427
250acde3
CD		 64282009-12-28 Chris Demetriou <cgd@google.com>
6429
6430 * attributes.cc (Output_attributes_section_data::do_write): Use
6431 std::vector::front rather than std::vector::data.
6432
99fff23b
ILT		 64332009-12-28 Ian Lance Taylor <iant@google.com>
6434
6435 * symtab.h (class Symbol_table): Add enum Defined.
6436 * resolve.cc (Symbol_table::should_override): Add defined
6437 parameter. Change all callers. Test whether object is NULL
6438 before calling a method on it.
6439 (Symbol_table::report_resolve_problem): Add defined parameter.
6440 Change all callers.
6441 (Symbol_table::should_override_with_special): Likewise.
6442 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6443 parameter. Change all callers.
6444 (Symbol_table::do_define_in_output_data): Likewise.
6445 (Symbol_table::define_in_output_segment): Likewise.
6446 (Symbol_table::do_define_in_output_segment): Likewise.
6447 (Symbol_table::define_as_constant): Likewise.
6448 (Symbol_table::do_define_as_constant): Likewise.
6449 * script.h (class Symbol_assignment): Add is_defsym parameter to
6450 constructor; change all callers.
6451 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6452 parameter. Change all callers. Add is_defsym_ field.
6453 (class Parser_closure): Add parsing_defsym parameter to
6454 constructor; change all callers. Add parsing_defsym accessor
6455 function. Add parsing_defsym_ field.
6456
556bd683
ILT		 64572009-12-28 Ian Lance Taylor <iant@google.com>
6458
6459 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6460 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6461
1782c879
ILT		 64622009-12-23 Ian Lance Taylor <iant@google.com>
6463
6464 * i386.cc (Target_i386::do_calls_non_split): Recognize
6465 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6466 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6467 -fsplit-stack prologue when using %r11.
1782c879 6468
329ca2b1
ST		 64692009-12-21 Sriraman Tallam <tmsriram@google.com>
6470
6471 * options.cc (General_options::parse_version): Make -v continue and do
6472 the link like GNU ld does.
6473
d675ff46
RÁE		 64742009-12-17 Rafael Avila de Espindola <espindola@google.com>
6475
6476 * Makefile.am (CCFILES): Add timer.cc.
6477 (HFILES): Add timer.h.
6478 * configure.ac: Check for sysconf and times.
6479 * main.cc: include timer.h.
6480 (main): Use Timer instead of get_run_time.
6481 * timer.cc: New.
6482 * timer.h: New.
6483 * workqueue.cc: include timer.h.
6484 (Workqueue::find_and_run_task):
6485 Report user, sys and wall time.
6486 * Makefile.in: Regenerate.
6487 * config.in: Regenerate.
6488 * configure: Regenerate.
6489
d6344fb5
DK		 64902009-12-16 Doug Kwan <dougkwan@google.com>
6491
6492 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6493 sections.
6494 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6495 relaxed input sections.
6496 * output.cc (Output_section::find_relaxed_input_section): Change
6497 return type to Output_relaxed_input_section pointer. Adjust code
6498 for new type of relaxed_input_section_map_.
6499 * output.h (Output_section::find_relaxed_input_section): Change
6500 return type to Output_relaxed_input_section pointer.
6501 (Output_section::Output_relaxed_input_section_by_input_section_map):
6502 New type.
6503 (Output_section::relaxed_input_section_map_): Change type to
6504 Output_section::Output_relaxed_input_section_by_input_section_map.
6505 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6506 input section.
6507
0e0d5469
ILT		 65082009-12-15 Ian Lance Taylor <iant@google.com>
6509
6510 * layout.cc (Layout::create_shstrtab): Only write out after input
6511 sections if we are compressing debug sections.
6512
0649a889
ILT		 65132009-12-15 Ian Lance Taylor <iant@google.com>
6514
6515 * archive.cc (Archive::add_symbols): Only look up a symbol without
6516 a version if there is, in fact, a version.
6517
2ea97941
ILT		 65182009-12-14 Ian Lance Taylor <iant@google.com>
6519
6520 Revert -Wshadow changes, all changes from:
6521 2009-12-11 Doug Kwan <dougkwan@google.com>
6522 2009-12-11 Nick Clifton <nickc@redhat.com>
6523 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6524
b0eec2cc
DK		 65252009-12-11 Doug Kwan <dougkwan@google.com>
6526
6527 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6528 due to -Wshadow.
6529 * attributes.cc (Object_attribute::size): Ditto.
6530 (Attributes_section_data::size): Ditto.
6531 (Attributes_section_data::Attributes_section_data): Ditto.
6532 (Output_attributes_section_data::do_write): Ditto.
6533 * attributes.h (Object_attribute::set_type): Ditto.
6534 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6535
91d6fa6a
NC		 65362009-12-11 Nick Clifton <nickc@redhat.com>
6537
6538 * archive.cc: Fix shadowed variable warnings.
6539 * arm.cc: Likewise.
6540 * compressed_output.cc: Likewise.
6541 * compressed_output.h: Likewise.
6542 * configure: Likewise.
6543 * dwarf_reader.cc: Likewise.
6544 * dynobj.cc: Likewise.
6545 * dynobj.h: Likewise.
6546 * ehframe.cc: Likewise.
6547 * ehframe.h: Likewise.
6548 * errors.cc: Likewise.
6549 * expression.cc: Likewise.
6550 * fileread.cc: Likewise.
6551 * fileread.h: Likewise.
6552 * freebsd.h: Likewise.
6553 * i386.cc: Likewise.
6554 * icf.cc: Likewise.
6555 * incremental.h: Likewise.
6556 * layout.cc: Likewise.
6557 * layout.h: Likewise.
6558 * mapfile.cc: Likewise.
6559 * merge.cc: Likewise.
6560 * merge.h: Likewise.
6561 * object.cc: Likewise.
6562 * object.h: Likewise.
6563 * options.h: Likewise.
6564 * output.cc: Likewise.
6565 * output.h: Likewise.
6566 * parameters.cc: Likewise.
6567 * plugin.cc: Likewise.
6568 * powerpc.cc: Likewise.
6569 * reduced_debug_output.cc: Likewise.
6570 * reduced_debug_output.h: Likewise.
6571 * reloc.cc: Likewise.
6572 * reloc.h: Likewise.
6573 * resolve.cc: Likewise.
6574 * script-sections.cc: Likewise.
6575 * script.cc: Likewise.
6576 * script.h: Likewise.
6577 * sparc.cc: Likewise.
6578 * symtab.cc: Likewise.
6579 * symtab.h: Likewise.
6580 * target-select.cc: Likewise.
6581 * target-select.h: Likewise.
6582 * token.h: Likewise.
6583 * workqueue.cc: Likewise.
6584 * workqueue.h: Likewise.
6585 * x86_64.cc: Likewise.
6586
a0351a69
DK		 65872009-12-10 Doug Kwan <dougkwan@google.com>
6588
6589 * arm.cc (attributes.h): New include.
6590 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6591 (Arm_relobj::~Arm_relobj): Delete object pointed by
6592 attributes_section_data_.
6593 (Arm_relobj::attributes_section_data): New method definition.
6594 (Arm_relobj::attributes_section_data_): New data member declaration.
6595 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6596 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6597 attributes_section_data_.
6598 (Arm_dynobj::attributes_section_data): New method definition.
6599 (Arm_dynobj::attributes_section_data_): New data member declaration.
6600 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6601 initialization value of may_use_blx_ to false.
6602 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6603 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6604 object attributes to compute results instead of hard-coding.
6605 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6606 Target_arm::get_secondary_compatible_arch,
6607 Target_arm::set_secondary_compatible_arch
6608 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6609 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6610 New method declarations.
6611 (Target_arm::get_aeabi_object_attribute): New method definition.
6612 (Target_arm::attributes_section_data_): New data member declaration.
6613 (read_arm_attributes_section): New template definition.
6614 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6615 (Arm_dynobj::do_read_symbols): Ditto.
6616 (Target_arm::do_finalize_sections): Merge attributes sections from
6617 input. Check for BLX use after attributes section merging.
6618 Fix __exidx_start and __exidx_end visibility. Create an
6619 .ARM.attributes section if necessary.
6620 (Target_arm::get_secondary_compatible_arch,
6621 Target_arm::set_secondary_compatible_arch,
6622 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6623 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6624 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6625 New method definitions.
6626
b59befec
ILT		 66272009-12-09 Ian Lance Taylor <iant@google.com>
6628
6629 * plugin.cc (Plugin::load): Don't cast from void* to a function
6630 pointer.
6631
1276bc89
ILT		 66322009-12-09 Ian Lance Taylor <iant@google.com>
6633
6634 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6635 information fields.
6636
2f2de248
L		 66372009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6638
6639 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6640 Replace two_file_shared_1.so with two_file_shared_2.so.
6641 * testsuite/Makefile.in: Regenerated.
6642
4f787271
DK		 66432009-12-08 Doug Kwan <dougkwan@google.com>
6644
6645 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6646 (HFILES): Add attributes.h and int_encoding.h.
6647 * Makefile.in: Regenerate.
6648 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6649 function definitions to int_encoding.cc
6650 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6651 prototypes to int_encoding.h
6652 * reduced_debug_output.cc (int_encoding.h): New include.
6653 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6654 function definitions to int_encoding.cc
6655 (insert_into_vector, read_from_pointer): Move template definitions to
6656 int_encoding.h
6657 * attributes.cc: New file.
6658 * attributes.h: New file.
6659 * int_encoding.cc: New file.
6660 * int_encoding.h: New file.
6661
20b52f1a
RÁE		 66622009-12-07 Rafael Avila de Espindola <espindola@google.com>
6663
6664 PR gold/11055
6665 * incremental-dump.cc (dump_incremental_inputs): New.
6666 (main): Use dump_incremental_inputs.
6667
53d7974c
L		 66682009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6669
6670 PR gold/10893
6671 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6672 checking elfcpp::STT_FUNC.
6673 (Target_i386::Relocate::relocate): Likewise.
6674 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6675
6676 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6677 symbols from shared libraries into normal FUNC symbols.
6678
6679 * symtab.h (Symbol): Add is_func and use it.
6680
05a352e6
DK		 66812009-12-05 Doug Kwan <dougkwan@google.com>
6682
6683 * arm.cc (Target_arm::arm_info): Initialize new fields
6684 attributes_section and attributes_vendor.
6685 * i386.cc (Target_i386::i386_info): Same.
6686 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6687 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6688 fields attributes_section and attributes_vendor.
53d7974c 6689 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6690 * target.h (Target::attributes_section, Target::attributes_vendor,
6691 Target::is_attributes_section, Target::attribute_arg_type,
6692 Target::attributes_order): New method definitions.
6693 (Target::Target_info::attributes_section,
6694 Target::Target_info::attributes_vendor): New fields.
6695 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6696 virtual method definitions.
6697 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6698 attributes_section and attributes_vendor.
6699 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6700
f4e5969c
DK		 67012009-12-05 Doug Kwan <dougkwan@google.com>
6702
6703 * arm.cc: Update comments about interworking and stub generation.
6704 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6705 considered as non-PIC.
6706 (Arm_relocate_functions::base_abs): Fix formatting.
6707 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6708 of function to use GOT entry address instead of offset.
6709 (Target_arm::Scan::global): Issue an error if a symbol would need a
6710 PLT does not get one because it is untyped. Remove code to create
6711 dynamic symbols for relative branches.
6712 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6713 takes unsigned integer instead of boolean.
6714
1abce4a6
L		 67152009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6716
6717 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6718 (two_file_test_LDADD): Likewise.
6719 (common_test_1_LDADD): Likewise.
6720 (exception_test_LDADD) Likewise.
6721 (weak_test_LDADD): Likewise.
6722 (many_sections_test_LDADD): Likewise.
6723 (initpri1_LDADD): Likewise.
6724 (script_test_1_LDADD): Likewise.
6725 (script_test_2_LDADD): Likewise.
6726 (justsyms_LDADD): Likewise.
6727 (binary_test_LDADD): Likewise.
6728 (large_LDADD): Likewise.
6729 * testsuite/Makefile.in: Regenerated.
6730
adcf2816 67312009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6732
adcf2816
L		 6733 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6734 (Symbol_table::override_with_special): Likewise.
6735 (Symbol_table::add_from_object): Likewise.
6736
28e67f5d
RÁE		 67372009-12-04 Rafael Avila de Espindola <espindola@google.com>
6738
6739 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6740 Don't set the data_offset twice.
6741
ae10a101
RÁE		 67422009-12-04 Rafael Avila de Espindola <espindola@google.com>
6743
6744 * testsuite/Makefile.in: Regenerate.
6745
f59f41f3
DK		 67462009-12-03 Doug Kwan <dougkwan@google.com>
6747
6748 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6749 (Target_arm::do_finalize_sections): Add parameter for symbol table
6750 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6751 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6752 parameter for symbol table pointer.
6753 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6754 an additional parameter for a pointer to symbol table.
6755 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6756 parameter for a symbol table pointer.
6757 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6758 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6759 Ditto.
6760 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6761 parameter for a symbol table pointer.
6762
ca55d848
RÁE		 67632009-12-03 Rafael Avila de Espindola <espindola@google.com>
6764
6765 * incremental.cc (Incremental_inputs_header)
6766 (Incremental_inputs_header_write, Incremental_inputs_entry)
6767 (Incremental_inputs_entry_write): Move ...
6768 * incremental.h (Incremental_inputs_header)
6769 (Incremental_inputs_header_write, Incremental_inputs_entry)
6770 (Incremental_inputs_entry_write): here.
6771
3aec4f9c
RÁE		 67722009-12-02 Rafael Avila de Espindola <espindola@google.com>
6773
6774 * incremental.cc (make_sized_incremental_binary): Set the target.
6775 Error if it is incompatible.
6776 * output.h (Output_file): Add filename method.
6777
9c0ae74d
RÁE		 67782009-12-02 Rafael Avila de Espindola <espindola@google.com>
6779
6780 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6781 from the get_* methods.
6782
a45500ae
RÁE		 67832009-12-02 Rafael Avila de Espindola <espindola@google.com>
6784
6785 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6786 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6787 Write 0 for the data_offset of scripts.
6788
325e6408
RÁE		 67892009-12-02 Rafael Avila de Espindola <espindola@google.com>
6790
6791 * testsuite/Makefile.am: Add the incremental_test.sh test.
6792 * testsuite/incremental_test.sh: New.
6793 * testsuite/incremental_test_1.c: New.
6794 * testsuite/incremental_test_2.c: New.
6795
954c3e2e
RÁE		 67962009-12-01 Rafael Avila de Espindola <espindola@google.com>
6797
6798 * incremental-dump.cc (main): Fix typos.
6799
f8086623
RÁE		 68002009-11-27 Rafael Avila de Espindola <espindola@google.com>
6801
6802 PR gold/11025
6803 * incremental-dump.cc (main): Use llu to print 64 bit values.
6804
3b0dd6ac
L		 68052009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6806 H.J. Lu <hongjiu.lu@intel.com>
6807
6808 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6809 $(LIBDL).
6810 (incremental_dump_LDADD): Likewise.
6811 * Makefile.in: Regenerated.
6812
a6d1ef57 68132009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6814
a6d1ef57
DK		 6815 Revert:
6816
6817 2009-11-25 Doug Kwan <dougkwan@google.com>
6818
6819 * arm.cc (Target_arm::Target_arm): Move method definition
6820 outside of class definition. Add code to handle
6821 --target1-rel, --target1-abs and --target2= options.
6822 (Target_arm::get_reloc_reloc_type): Change method to be
6823 non-static and const.
6824 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6825 New data member declaration.
6826 (Target_arm::Scan::local, Target_arm::Scan::global,
6827 Target_arm::Relocate::relocate,
6828 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6829 Adjust call to Target_arm::get_real_reloc_type.
6830 (Target_arm::get_real_reloc_type): Use command line options
6831 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6832 * options.h (--target1-rel, --target1-abs, --target2): New
6833 ARM-only options.
6834
50aeb7d4
DK		 68352009-11-25 Doug Kwan <dougkwan@google.com>
6836
6837 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6838 class definition. Add code to handle --target1-rel, --target1-abs
6839 and --target2= options.
6840 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6841 and const.
6842 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6843 member declaration.
6844 (Target_arm::Scan::local, Target_arm::Scan::global,
6845 Target_arm::Relocate::relocate,
6846 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6847 call to Target_arm::get_real_reloc_type.
6848 (Target_arm::get_real_reloc_type): Use command line options to
6849 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6850 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6851 options.
6852
51938283
DK		 68532009-11-25 Doug Kwan <dougkwan@google.com>
6854
6855 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6856 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6857 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6858 formatting.
6859 (Arm_relocate_functions::thm_call): Replace body with a call to
6860 Arm_relocate_functions::thumb_branch_common.
6861 (Arm_relocate_functions::thm_jump24,
6862 Arm_relocate_functions::thm_xpc22): New method definitions.
6863 (Arm_relocate_functions::thumb_branch_common): New method definition.
6864 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6865 operator.
6866 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6867 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6868
e2b8f3c4
RÁE		 68692009-11-24 Rafael Avila de Espindola <espindola@google.com>
6870
6871 * Makefile.am: Build incremental-dump
6872 * Makefile.in: Regenerate.
6873 * incremental-dump.cc: New.
6874 * incremental.cc (Incremental_inputs_header_data,
6875 Incremental_inputs_entry_data): Move to incremental.h
6876 * incremental.h: (Incremental_inputs_header_data,
6877 Incremental_inputs_entry_data): Move from incremental.cc
6878
bcba9aec
RÁE		 68792009-11-24 Rafael Avila de Espindola <espindola@google.com>
6880
6881 * incremental.cc (Incremental_inputs_header,
6882 Incremental_inputs_header_write, Incremental_inputs_entry,
6883 Incremental_inputs_entry_write): Add a typedef with the data type.
6884
7c3afe08
RÁE		 68852009-11-24 Rafael Avila de Espindola <espindola@google.com>
6886
6887 * incremental.cc (Incremental_inputs_header,
6888 Incremental_inputs_header_write, Incremental_inputs_entry,
6889 Incremental_inputs_entry_write): Update comment about which
6890 type has the filed descriptions.
6891
d204b6e9
DK		 68922009-11-15 Doug Kwan <dougkwan@google.com>
6893
6894 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6895 (Arm_relocate_functions::arm_branch_common): Change method defintion
6896 in class definition to a method declaration and update list of formal
6897 parameters.
6898 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6899 Arm_relocation_functions::jump24): Adjust call to
6900 Arm_relocate_functions::arm_branch_common. Update list of formal
6901 parameters.
6902 (Arm_relocate_functions::xpc25): New method definition.
6903 (Arm_relocate_functions::arm_branch_common): Move method defintion
6904 out from class definition. Use stubs for mode-switching and extending
6905 branch ranges.
6906 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6907 specially. Change code to enable use of stubs in ARM branches.
6908
43d12afe
DK		 69092009-11-10 Doug Kwan <dougkwan@google.com>
6910
6911 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6912 in method declaration.
6913 (Target_arm::relocate_stub): New method declaration.
6914 (Target_arm::default_target): Change to return a pointer instead of
6915 a const reference.
6916 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6917 Target_arm::default_target.
6918 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6919 method definition.
6920 (Target_arm::relocate_section): Adjust view.
6921 (Target_arm::relocate_stub): New method definition.
6922
ac33a407
DK		 69232009-11-10 Doug Kwan <dougkwan@google.com>
6924
6925 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6926 a format warning.
6927 * incremental.cc (open_incremental_binary): Initialized local
6928 variables to avoid warnings.
6929 * object.cc (make_elf_object): Ditto.
6930 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6931 a format warning.
e1df38aa 6932
88ee28e9
L		 6933009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6934
6935 PR gold/10930
6936 * testsuite/plugin_test.c: Include "config.h".
6937
2daedcd6
DK		 69382009-11-09 Doug Kwan <dougkwan@google.com>
6939
6940 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6941 (arm_symbol_value): Remove.
6942 (Arm_relocate_functions::arm_branch_common,
6943 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6944 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6945 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6946 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6947 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6948 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6949 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6950 Arm_relocate_functions::thm_mobw_abs_nc,
6951 Arm_relocate_functions::thm_mov_abs,
6952 Arm_relocate_functions::movw_prel_nc,
6953 Arm_relocate_functions::thm_movt_abs,
6954 Arm_relocate_functions::movt_prel,
6955 Arm_relocate_functions::thm_movw_prel_nc,
6956 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6957 (Target_arm::Relocate::relocate): Only decompose address into two
6958 parts if relocation type uses the thumb-bit and pass the actual
6959 bit instead of a flag indicating that the thumb-bit is used. Adjust
6960 calls to methods in Arm_relocate_functions for this change.
6961
1276bc89 69622009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6963
6964 PR 10925
6965 * reloc.cc: Instantiate
6966 Sized_relobj::initialize_input_to_output_maps and
6967 Sized_relobj:free_input_to_output_maps.
6968
e53ad1b5
ILT		 69692009-11-06 Ian Lance Taylor <iant@google.com>
6970
6971 PR 10876
6972 * defstd.cc (in_segment): Set only_if_ref true for "end".
6973
eb44217c
DK		 69742009-11-06 Doug Kwan <dougkwan@google.com>
6975
6976 * arm.cc (class Reloc_stub): Correct a comment.
6977 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6978 (Target_arm::scan_section_for_stubs): New method declaration.
6979 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6980 Change methods from private to protected.
6981 (Target_arm::do_may_relax): New method definition.
6982 (Target_arm::do_relax, Target_arm::group_sections,
6983 Target_arm::scan_reloc_for_stub,
6984 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6985 (Target_arm::arm_input_section_map_): New data member declaration.
6986 (Target_arm::scan_reloc_for_stub,
6987 Target_arm::scan_reloc_section_for_stubs,
6988 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6989 Target_arm::do_relax): New method definitions.
6990
5d329b7d
ILT		 69912009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6992
6993 * configure.ac: Check for (struct stat)::st_mtim
6994 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6995 * config.in: Regenerate.
6996 * configure: Regenerate.
6997
96a0d71b
ILT		 69982009-11-05 Ian Lance Taylor <iant@google.com>
6999
7000 PR 10910
7001 * output.cc (Output_segment::add_output_section): Add missing
7002 return statement.
7003
594c8e5e
ILT		 70042009-11-04 Ian Lance Taylor <iant@google.com>
7005
7006 PR 10880
7007 * object.h (class Object): Add is_needed and set_is_needed
7008 methods. Add is_needed_ field. Make bool fields into bitfields.
7009 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7010 defined in a dynamic object and referenced by a regular object,
7011 set is_needed for the dynamic object.
7012 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7013 if the file is marked with as_needed and it is not needed.
7014
22b127cc
ILT		 70152009-11-04 Ian Lance Taylor <iant@google.com>
7016
7017 PR 10887
7018 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7019 tags if data is discarded by linker script.
7020 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7021 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7022 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7023 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7024
f5c870d2
ILT		 70252009-11-04 Ian Lance Taylor <iant@google.com>
7026
7027 * layout.cc (Layout::get_output_section): Add is_interp and
7028 is_dynamic_linker_section parameters. Change all callers.
7029 (Layout::choose_output_section): Likewise.
7030 (Layout::make_output_section): Likewise.
7031 (Layout::add_output_section_data): Add is_dynamic_linker_section
7032 parameter. Change all callers.
7033 * layout.h (class Layout): Update declarations.
7034 * output.h (class Output_section): Add is_interp, set_is_interp,
7035 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7036 Add is_interp_, is_dynamic_linker_section_ fields. Change
7037 generate_code_fills_at_write_ to a bitfield.
7038 * output.cc (Output_section::Output_sections): Initialize new
7039 fields.
7040 (Output_segment::add_output_section): Add do_sort parameter.
7041 Change all callers.
7042
1ae4d23b
ILT		 70432009-11-03 Ian Lance Taylor <iant@google.com>
7044
7045 PR 10860
7046 * options.h (class General_options): Add --warn-common.
7047 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7048 merging two common symbols.
7049 (Symbol_table::should_override): Handle --warn-common when merging
7050 a common symbol with a defined symbol. Use report_resolve_problem
7051 for multiple definitions.
7052 (Symbol_table::report_resolve_problem): New function.
7053 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7054
55da9579
DK		 70552009-11-03 Doug Kwan <dougkwan@google.com>
7056
7057 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7058 stub_factory_.
7059 (Target_arm::stub_factory): New method definition.
7060 (Target_arm::new_arm_input_section,
7061 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7062 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7063 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7064 New type definitions.
7065 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7066 member declarations.
7067 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7068 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7069 New method definitions.
7070
37a9ac43
ILT		 70712009-11-03 Ian Lance Taylor <iant@google.com>
7072
7073 * options.h (class General_options): Add --warn_constructors.
7074
b3d6a3d4
ILT		 70752009-11-03 Ian Lance Taylor <iant@google.com>
7076
7077 PR 10893
7078 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7079 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7080
934b01dd
ILT		 70812009-11-03 Ian Lance Taylor <iant@google.com>
7082
7083 PR 10895
7084 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7085 --msgid-bugs-address.
7086 (install-pdf): New target.
7087 (install-data_yes): Look up one directory to find mkinstalldirs.
7088
03c1939b
L		 70892009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7090
7091 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7092 tree.
7093
ebd95253
DK		 70942009-10-30 Doug Kwan <dougkwan@google.com>
7095
7096 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7097
e9bbb538
DK		 70982009-10-30 Doug Kwan <dougkwan@google.com>
7099
7100 * arm.cc (Stub_addend_reader): New struct template definition
7101 and partial specializations.
7102 (Stub_addend_reader::operator()): New method definition for a
7103 partially specialized template.
7104
d5b40221
DK		 71052009-10-30 Doug Kwan <dougkwan@google.com>
7106
7107 * arm.cc (Arm_relobj::processor_specific_flags): New method
7108 definition.
7109 (Arm_relobj::do_read_symbols): New method declaration.
7110 (Arm_relobj::processor_specific_flags_): New data member declaration.
7111 (Arm_dynobj): New class definition.
7112 (Target_arm::do_finalize_sections): Add input_objects parameter.
7113 (Target_arm::do_adjust_elf_header): New method declaration.
7114 (Target_arm::are_eabi_versions_compatible,
7115 (Target_arm::merge_processor_specific_flags): New method declaration.
7116 (Target_arm::do_make_elf_object): New overloaded method definitions
7117 and declaration.
7118 (Arm_relobj::do_read_symbols): New method definition.
7119 (Arm_dynobj::do_read_symbols): Ditto.
7120 (Target_arm::do_finalize_sections): Add input_objects parameters.
7121 Merge processor-specific flags from all input objects.
7122 (Target_arm::are_eabi_versions_compatible,
7123 Target_arm::merge_processor_specific_flags,
7124 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7125 New method definitions.
7126 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7127 Input_objects pointer type parameter.
7128 * layout.cc (Layout::finalize): Pass input objects to target's.
7129 finalize_sections function.
7130 * output.cc (Output_file_header::do_sized_write): Set ELF file
7131 header's processor-specific flags.
7132 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7133 Input_objects pointer type parameter.
7134 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7135 * target.h (Input_objects): New forward class declaration.
7136 (Target::processor_specific_flags,
7137 Target::are_processor_specific_flags_sect): New method definitions.
7138 (Target::finalize_sections): Add input_objects parameter.
7139 (Target::Target): Initialize processor_specific_flags_ and
7140 are_processor_specific_flags_set_.
7141 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7142 parameter.
7143 (Target::set_processor_specific_flags): New method definition.
7144 (Target::processor_specific_flags_,
7145 Target::are_processor_specific_flags_set_): New data member
7146 declarations.
7147 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7148 Input_objects pointer type parameter.
7149
ebabffbd
DK		 71502009-10-30 Doug Kwan <dougkwan@google.com>
7151
7152 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7153
ad0f2072
ILT		 71542009-10-28 Ian Lance Taylor <iant@google.com>
7155
7156 * object.h (class Relobj): Drop options parameter from
7157 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7158 do_scan_relocs, do_relocate. Change all callers.
7159 (class Sized_relobj): Drop options parameters from
7160 do_gc_process_relocs, do_scan_relocs, do_relocate,
7161 do_relocate_sections, relocate_sections, emit_relocs_scan,
7162 emit_relocs_scan_reltype. Change all callers.
7163 (struct Relocate_info): Remove options field and all references to
7164 it.
7165 * reloc.h (class Read_relocs): Remove options constructor
7166 parameter and options_ field. Change all callers.
7167 (class Gc_process_relocs, class Scan_relocs): Likewise.
7168 (class Relocate_task): Likewise.
7169 * target-reloc.h (scan_relocs): Remove options parameter. Change
7170 all callers.
7171 (scan_relocatable_relocs): Likewise.
7172 * target.h (class Sized_target): Remove options parameter from
7173 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7174 all callers.
7175 * gc.h (gc_process_relocs): Remove options parameter. Change all
7176 callers.
7177 * arm.cc: Update functions to remove options parameters.
7178 * i386.cc: Likewise.
7179 * powerpc.cc: Likewise.
7180 * sparc.cc: Likewise.
7181 * x86_64.cc: Likewise.
7182 * testsuite/testfile.cc: Likewise.
7183
8ffa3667
DK		 71842009-10-28 Doug Kwan <dougkwan@google.com>
7185
7186 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7187 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7188 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7189 New method definitions.
7190
40f36857
CC		 71912009-10-28 Cary Coutant <ccoutant@google.com>
7192
7193 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7194 (Plugin::cleanup_done_): New member.
7195 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7196 (Plugin_manager::cleanup_done_): Remove.
7197 (Plugin_manager::add_input_file): Edit error message.
7198 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7199 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7200
2c849493
ILT		 72012009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7202
7203 * fileread.cc: (File_read::View::~View): Use the new
7204 data_ownership_ filed.
7205 (File_read::~File_read): Dispose the new whole_file_view_.
7206 (File_read::open): Mmap the whole file if needed.
7207 (File_read::open): Use whole_file_view_ instead of contents_.
7208 (File_read::find_view): Use whole_file_view_ if applicable.
7209 (File_read::do_read): Use whole_file_view_ instead of contents_.
7210 (File_read::make_view): Use whole_file_view_ instead of contents_,
7211 update File_read::View::View call.
7212 (File_read::find_or_make_view): Update File_read::View::View
7213 call.
7214 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7215 remove contents_
7216 (File_read::View::Data_ownership): New enum.
7217 (File_read::View::View): Replace bool mapped_ with Data_ownership
7218 argument.
7219 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7220 (File_read::View::data_ownership_): New field.
7221 (File_read::contents_): Remove (replaced by whole_file_view_).
7222 (File_read::whole_file_view_): New field.
7223 * options.h (class General_options): Add --keep-files-mapped.
7224
24998053
CC		 72252009-10-27 Cary Coutant <ccoutant@google.com>
7226
7227 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7228 * testsuite/Makefile.am (plugin_test_5): New test case.
7229 * testsuite/Makefile.in: Regenerate.
7230
72adc4fa
DK		 72312009-10-25 Doug Kwan <dougkwan@google.com>
7232
7233 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7234 from private to protected to allow access by child class.
7235 (Sized_relobj::do_relocate_sections): New method declaration.
7236 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7237 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7238 Sized_relobj::relocate_sections. Instantiate template explicitly
7239 for different target sizes and endianity.
7240
07f508a2
DK		 72412009-10-24 Doug Kwan <dougkwan@google.com>
7242
7243 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7244 (Arm_input_section::as_arm_input_section): New method.
7245 (Arm_output_section): New class definition.
7246 (Arm_output_section::create_stub_group,
7247 Arm_output_section::group_sections): New method definitions.
7248
10ad9fe5
DK		 72492009-10-22 Doug Kwan <dougkwan@google.com>
7250
7251 * arm.cc (Arm_input_section): New class definition.
7252 (Arm_input_section::init, Arm_input_section:do_write,
7253 Arm_input_section::set_final_data_size,
7254 Arm_input_section::do_reset_address_and_file_offset): New method
7255 definitions.
7256
56ee5e00
DK		 72572009-10-21 Doug Kwan <dougkwan@google.com>
7258
7259 * arm.cc (Stub_table, Arm_input_section): New forward class
7260 declarations.
7261 (Stub_table): New class defintion.
7262 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7263 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7264 New method definition.
7265
b569affa
DK		 72662009-10-21 Doug Kwan <dougkwan@google.com>
7267
7268 * arm.cc: Update copyright comments.
7269 (Target_arm): New forward class template declaration.
7270 (Arm_address): New type.
7271 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7272 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7273 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7274 constants.
7275 (Insn_template): Same.
7276 (DEF_STUBS): New macro.
7277 (Stub_type): New enum type.
7278 (Stub_template): New class definition.
7279 (Stub): Same.
7280 (Reloc_stub): Same.
7281 (Stub_factory): Same.
7282 (Target_arm::Target_arm): Initialize may_use_blx_ and
7283 should_force_pic_veneer_.
7284 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7285 Target_arm::should_force_pic_veneer,
7286 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7287 Target_arm::using_thumb_only, Target_arm:;default_target): New
7288 method defintions.
7289 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7290 New data member declarations.
7291 (Insn_template::size, Insn_template::alignment): New method defintions.
7292 (Stub_template::Stub_template): New method definition.
7293 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7294 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7295 (Stub_factory::Stub_factory): New method definition.
7296 * gold.h (string_hash): New template.
7297 * output.h (Input_section_specifier::hash_value): Use
7298 gold::string_hash.
7299 (Input_section_specifier::string_hash): Remove.
7300 * stringpool.cc (Stringpool_template::string_hash): Use
7301 gold::string_hash.
7302
6c172549
DK		 73032009-10-20 Doug Kwan <dougkwan@google.com>
7304
7305 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7306 symbols of relaxed input sections.
7307 * output.h (Output_section::find_relaxed_input_section): Make
7308 method public.
7309
c5617f2f
DK		 73102009-10-16 Doug Kwan <dougkwan@google.com>
7311
7312 * dynobj.cc (Versions::Versions): Initialize version_script_.
7313 Only insert base version symbol definition for a shared object
7314 if version script defines any version versions.
7315 (Versions::define_base_version): New method definition.
7316 (Versions::add_def): Check that base version is not needed.
7317 (Versions::add_need): Define base version lazily.
7318 * dynobj.h (Versions::define_base_version): New method declaration.
7319 (Versions::needs_base_version_): New data member declaration.
7320 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7321 (check_DATA): Add no_version_test.stdout.
7322 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7323 New make rules.
7324 * testsuite/Makefile.in: Regenerate.
7325 * testsuite/no_version_test.c: New file.
7326 * testsuite/no_version_test.sh: Ditto.
7327
3c12dcdb
DK		 73282009-10-16 Doug Kwan <dougkwan@google.com>
7329
7330 * expression.cc (class Segment_start_expression): New class definition.
7331 (Segment_start_expression::value): New method definition.
7332 (script_exp_function_segment_start): Return a new
7333 Segment_start_expression.
7334 * gold/script-c.h (script_saw_segment_start_expression): New function
7335 prototype.
7336 * script-sections.cc (Script_sections::Script_sections): Initialize
7337 SAW_SEGMENT_START_EXPRESSION_ to false.
7338 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7339 and -Tbbs options to specify section addresses if given in
7340 command line and no SEGMENT_START expression is seen in a script.
7341 * script-sections.h (Script_sections::saw_segment_start_expression,
7342 Script_sections::set_saw_segment_start_expression): New method
7343 definition.
7344 (Script_sections::saw_segment_start_expression_): New data member
7345 declaration.
7346 * script.cc (script_saw_segment_start_expression): New function.
7347 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7348 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7349 script_test_7.sh and script_test_8.sh.
7350 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7351 script_test_8.stdout.
7352 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7353 (script_test_6, script_test_6.stdout, script_test_7,
7354 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7355 * Makefile.in: Regenerate.
7356 * testsuite/script_test_6.sh: New file.
7357 * testsuite/script_test_6.t: Same.
7358 * testsuite/script_test_7.sh: Same.
7359 * testsuite/script_test_7.t: Same.
7360 * testsuite/script_test_8.sh: Same.
7361
64b1ae37
DK		 73622009-10-16 Doug Kwan <dougkwan@google.com>
7363
7364 * output.cc (Output_segment::set_section_list_address): Cast
7365 expressions to unsigned long long type to avoid format warnings.
7366
661be1e2
ILT		 73672009-10-15 Ian Lance Taylor <iant@google.com>
7368
12edd763 7369 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7370 dot assignment to script_sections_.
12edd763
ILT		 7371 * script-sections.cc (Script_sections::add_dot_assignment):
7372 Initialize if necessary.
7373
68b6574b
ILT		 7374 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7375 program headers with no load segment if there is a linker script.
7376
661be1e2
ILT		 7377 * layout.cc (Layout::set_segment_offsets): Align the file offset
7378 to the segment aligment for -N or -n with no load segment.
7379 * output.cc (Output_segment::add_output_section): Don't crash if
7380 the first section is a TLS section.
7381 (Output_segment::set_section_list_addresses): Print an error
7382 message if the address moves backward in a linker script.
7383 * script-sections.cc
7384 (Output_section_element_input::set_section_addresses): Don't
7385 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7386 (Orphan_output_section::set_section_addresses): Likewise.
7387
f15f61a7
DK		 73882009-10-15 Doug Kwan <dougkwan@google.com>
7389
7390 * layout.cc (Layout::finish_dynamic_section): Generate tags
7391 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7392 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7393 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7394
82bb573a
ILT		 73952009-10-14 Ian Lance Taylor <iant@google.com>
7396
7397 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7398 fields.
7399 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7400 data_shdr fields of relinfo.
7401 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7402 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7403 R_386_TLS_LDO_32, adjust based on section flags.
7404 (Target_i386::Relocate::fix_up_ldo): Remove.
7405
374ad285
ILT		 74062009-10-13 Ian Lance Taylor <iant@google.com>
7407
7408 Add support for -pie.
7409 * options.h (class General_options): Add -pie and
7410 --pic-executable.
7411 (General_options::output_is_position_independent): Test -pie.
7412 (General_options::output_is_executable): Return true if not shared
7413 and not relocatable.
7414 (General_options::output_is_pie): Remove.
7415 * options.cc (General_options::finalize): Reject incompatible uses
7416 of -pie.
7417 * gold.cc (queue_middle_tasks): A -pie link is not static.
7418 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7419 * symtab.cc (Symbol::final_value_is_known): Return false if
7420 output_is_position_independent.
7421 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7422 output_is_position_independent.
7423 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7424 output_is_position_independent.
7425 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7426 output_is_position_independent.
7427 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7428 two_file_pie_test.
7429 (basic_pie_test.o, basic_pie_test): New targets.
7430 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7431 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7432 (two_file_pie_test): New target.
7433 * testsuite/Makefile.in: Rebuild.
7434 * README: Remove note saying that -pie is not supported.
7435
c6585162
ILT		 74362009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7437
7438 * options.h (class General_options): Add -init and -fini.
7439 * layout.cc (Layout::finish_dynamic_section): Emit
7440 given init and fini functions.
7441
032ce4e9
ST		 74422009-10-13 Sriraman Tallam <tmsriram@google.com>
7443
7444 * gc.h (gc_process_relocs): Check if icf is enabled using new
7445 function.
7446 * gold.cc (queue_initial_tasks): Likewise.
7447 (queue_middle_tasks): Likewise.
7448 * object.cc (do_layout): Likewise.
7449 * symtab.cc (is_section_folded): Likewise.
7450 * main.cc (main): Likewise.
7451 * reloc.cc (Read_relocs::run): Likewise.
7452 (Sized_relobj::do_scan_relocs): Likewise.
7453 * icf.cc (is_function_ctor_or_dtor): New function.
7454 (Icf::find_identical_sections): Check if function is ctor or dtor when
7455 safe icf is chosen.
7456 * options.h (General_options::icf): Change option to be an enum.
7457 (Icf_status): New enum.
7458 (icf_enabled): New method.
7459 (icf_safe_folding): New method.
7460 (set_icf_status): New method.
7461 (icf_status_): New variable.
7462 * (options.cc) (General_options::finalize): Set icf_status_.
7463 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7464 icf_test and icf_keep_unique_test to use the --icf enum flag.
7465 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7466 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7467
f345227a
ST		 74682009-10-12 Sriraman Tallam <tmsriram@google.com>
7469
7470 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7471 includes to gc.h and icf.h.
7472 * arm.cc: Include gc.h.
7473 * gold.cc: Likewise.
7474 * i386.cc: Likewise.
7475 * powerpc.cc: Likewise.
7476 * sparc.cc: Likewise.
7477 * x86_64.cc: Likewise.
7478 * gc.h: Include icf.h.
7479
1c7814ed
ILT		 74802009-10-11 Ian Lance Taylor <iant@google.com>
7481
7482 * plugin.cc: Include "gold.h" before other header files.
7483
ae3b5189
CD		 74842009-10-10 Chris Demetriou <cgd@google.com>
7485
7486 * options.h (Input_file_argument::Input_file_type): New enum.
7487 (Input_file_argument::is_lib_): Replace with...
7488 (Input_file_argument::type_): New member.
7489 (Input_file_argument::Input_file_argument): Take Input_file_type
7490 'type' rather than boolean 'is_lib' as second argument.
7491 (Input_file_argument::is_lib): Use type_.
7492 (Input_file_argument::is_searched_file): New function.
7493 (Input_file_argument::may_need_search): Handle is_searched_file.
7494 * options.cc (General_options::parse_library): Support -l:filename.
7495 (General_options::parse_just_symbols): Update for Input_file_argument
7496 changes.
7497 (Command_line::process): Likewise.
7498 * archive.cc (Archive::get_file_and_offset): Likewise.
7499 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7500 * script.cc (read_script_file, script_add_file): Likewise.
7501 * fileread.cc (Input_file::Input_file): Likewise.
7502 (Input_file::will_search_for): Handle is_searched_file.
7503 (Input_file::open): Likewise.
7504 * readsyms.cc (Read_symbols::get_name): Likewise.
7505 * testsuite/Makefile.am (searched_file_test): New test.
7506 * testsuite/Makefile.in: Regenerate.
7507 * testsuite/searched_file_test.cc: New file.
7508 * testsuite/searched_file_test_lib.cc: New file.
7509
f3048a1d
ILT		 75102009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7511 Ian Lance Taylor <iant@google.com>
7512
7513 * descriptor.cc: Include <cstdio> and "binary-io.h".
7514 (Descriptors::open): Open the files in binary mode always.
7515 * script.cc (Lex::get_token): Treat \r as whitespace.
7516
d4780e57
ILT		 75172009-10-09 Ian Lance Taylor <iant@google.com>
7518
7519 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7520
d9a893b8
ILT		 75212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7522 Ian Lance Taylor <iant@google.com>
7523
7524 * configure.ac: Check for readv function also.
7525 * fileread.cc (readv): Define if not HAVE_READV.
7526 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7527 does not exist.
7528 * config.in: Regenerate.
7529 * configure: Regenerate.
7530
c0a62865
DK		 75312009-10-09 Doug Kwan <dougkwan@google.com>
7532
7533 * layout.cc (Layout::make_output_section): Call target hook to make
7534 ordinary output section.
7535 (Layout::finalize): Adjust parameter list of call the
7536 Target::may_relax().
7537 * layout.h (class Layout::section_list): New method.
7538 * merge.h (Output_merge_base::entsize): Change visibility to public.
7539 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7540 New methods.
7541 (Output_merge_string::do_is_string): New method.
7542 * object.cc (Sized_relobj::do_setup): renamed from
7543 Sized_relobj::set_up.
7544 * object.h (Sized_relobj::adjust_shndx,
7545 Sized_relobj::initializ_input_to_output_maps,
7546 Sized_relobj::free_input_to_output_maps): Change visibilities to
7547 protected.
7548 (Sized_relobj::setup): Virtualize.
7549 (Sized_relobj::do_setup): New method declaration.
7550 (Sized_relobj::invalidate_section_offset,
7551 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7552 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7553 * options.cc (parse_int): New function.
7554 * options.h (parse_int): New declaration.
7555 (DEFINE_int): New macro.
7556 (stub_group_size): New option.
7557 * output.cc (Output_section::Output_section): Initialize memebers
7558 merge_section_map_, merge_section_by_properties_map_,
7559 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7560 (Output_section::add_input_section): Handled deferred code-fill
7561 generation and remove an old comment.
7562 (Output_section::add_relaxed_input_section): New method definition.
7563 (Output_section::add_merge_input_section): Use merge section by
7564 properties map to speed to search. Update merge section maps
7565 as appropriate.
7566 (Output_section::build_relaxation_map): New method definition.
7567 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7568 Same.
7569 (Output_section::relax_input_section): Renamed to
7570 Output_section::convert_input_sections_to_relaxed_sections and change
7571 interface to take a vector of pointers to relaxed sections.
7572 (Output_section::find_merge_section,
7573 Output_section::find_relaxed_input_section): New method definitions.
7574 (Output_section::is_input_address_mapped,
7575 Output_section::output_offset, Output_section::output_address):
7576 Use output section data maps to speed up searching.
7577 (Output_section::find_starting_output_address): Add comments.
7578 (Output_section::do_write,
7579 Output_section::write_to_postprocessing_buffer): Do code-fill
7580 generation as appropriate.
7581 (Output_section::get_input_sections): Invalidate relaxed input section
7582 map.
7583 (Output_section::restore_states): Adjust type of checkpoint .
7584 Invalidate relaxed input section map.
7585 * output.h (Output_merge_base): New class declaration.
7586 (Input_section_specifier): New class defintion.
7587 (class Output_relaxed_input_section) Change base class to
7588 Output_section_data_build.
7589 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7590 base class initializer.
7591 (Output_section::add_relaxed_input_section): New method declaration.
7592 (Output_section::Input_section): Change visibility to protected.
7593 (Output_section::Input_section::relobj,
7594 Output_section::Input_section::shndx): Handle relaxed input sections.
7595 Output_section::input_sections) Change visibility to protected. Also
7596 define overload to return a non-const pointer.
7597 (Output_section::Merge_section_properties): New class defintion.
7598 (Output_section::Merge_section_by_properties_map,
7599 Output_section::Output_section_data_by_input_section_map,
7600 Output_section::Relaxation_map): New types.
7601 (Output_section::relax_input_section): Rename method to
7602 Output_section::convert_input_sections_to_relaxed_sections and change
7603 interface to take a vector of relaxed section pointers.
7604 (Output_section::find_merge_section,
7605 Output_section::find_relaxed_input_section,
7606 Output_section::build_relaxation_map,
7607 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7608 New method declarations.
7609 (Output_section::merge_section_map_
7610 Output_section::merge_section_by_properties_map_,
7611 Output_section::relaxed_input_section_map_,
7612 Output_section::is_relaxed_input_section_map_valid_,
7613 Output_section::generate_code_fills_at_write_): New data members.
7614 * script-sections.cc
7615 (Output_section_element_input::set_section_addresses): Call
7616 current_data_size and addralign methods of relaxed input sections.
7617 (Orphan_output_section::set_section_addresses): Call current_data_size
7618 and addralign methods of relaxed input sections.
7619 * symtab.cc (Symbol_table::compute_final_value): Extract template
7620 from the body of Symbol_table::sized_finalize_symbol.
7621 (Symbol_table::sized_finalized_symbol): Call
7622 Symbol_table::compute_final_value.
7623 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7624 (Symbol_table::compute_final_value): New templated method declaration.
7625 * target.cc (Target::do_make_output_section): New method defintion.
7626 * target.h (Target::make_output_section): New method declaration.
7627 (Target::relax): Add more parameters for input objects, symbol table
7628 and layout. Adjust call to do_relax.
7629 (Target::do_make_output_section): New method declaration.
7630 (Target::do_relax): Add parameters for input objects, symbol table
7631 and layout.
7632
d446d6c4
ILT		 76332009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7634
7635 * pread.c: Include stdio.h.
7636
bc06c745
ILT		 76372009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7638
7639 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7640 defined.
7641
75aea3d0
ILT		 76422009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7643
7644 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7645 Change read_shndx type to unsigned int.
7646 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7647 int.
7648 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7649 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7650 Change read_shndx type to unsigned int.
7651 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7652 int.
7653 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7654 * layout.cc (Layout::create_symtab_sections): Cast the result of
7655 local_symcount * symsize to off_t in the gold_assert.
7656
be8fcb75
ILT		 76572009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7658
7659 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7660 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7661 R_ARM_BASE_ABS.
7662 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7663 (Arm_relocate_functions::thm_abs5): New function.
7664 (Arm_relocate_functions::abs12): New function.
7665 (Arm_relocate_functions::abs16): New function.
7666 (Arm_relocate_functions::base_abs): New function.
7667 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7668 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7669 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7670 R_ARM_BASE_ABS.
7671 (Scan::global): Likewise.
7672 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7673 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7674 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7675 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7676 R_ARM_BASE_ABS.
7677
c2a122b6
ILT		 76782009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7679
7680 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7681 (Arm_relocate_functions::movt_prel): New function.
7682 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7683 (Arm_relocate_functions::thm_movt_prel): New function.
7684 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7685 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7686 (Scan::global, Relocate::relocate): Likewise.
7687 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7688
c4aa1e2d
ILT		 76892009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7690
7691 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7692 Incremental_checker.
7693 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7694 unsigned int.
7695 (class Incremental_inputs_header): New class.
7696 (Incremental_inputs_header_writer): Edit comment.
7697 (Incremental_inputs_entry): New class.
7698 (Incremental_inputs_entry_writer): Edit comment.
7699 (Sized_incremental_binary::do_find_incremental_inputs_section):
7700 Add *strtab_shndx parameter, fill it.
7701 (Sized_incremental_binary::do_check_inputs): New method.
7702 (Incremental_checker::can_incrementally_link_output_file): Use
7703 Sized_incremental_binary::check_inputs.
7704 (Incremental_inputs::report_command_line): Save command line in
7705 command_line_.
7706 * incremental.h:
7707 (Incremental_binary::find_incremental_inputs_section): New
7708 method.
7709 (Incremental_binary::do_find_incremental_inputs_section): Add
7710 strtab_shndx parameter.
7711 (Incremental_binary::do_check_inputs): New pure virtual method.
7712 (Sized_incremental_binary::do_check_inputs): Declare.
7713 (Incremental_checker::Incremental_checker): Add incremental_inputs
7714 parameter, use it to initialize incremental_inputs_.
7715 (Incremental_checker::incremental_inputs_): New field.
7716 (Incremental_checker::command_line): New method.
7717 (Incremental_checker::inputs): New method.
7718 (Incremental_checker::command_line_): New field.
7719
c549a694
ILT		 77202009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7721
7722 * incremental.cc: Include <cstdarg> and "target-select.h".
7723 (vexplain_no_incremental): New function.
7724 (explain_no_incremental): New function.
7725 (Incremental_binary::error): New method.
7726 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7727 method.
7728 (make_sized_incremental_binary): New function.
7729 (open_incremental_binary): New function.
7730 (can_incrementally_link_file): Add checks if output is ELF and has
7731 inputs section.
7732 * incremental.h: Include "elfcpp_file.h" and "output.h".
7733 (Incremental_binary): New class.
7734 (Sized_incremental_binary): New class.
7735 (open_incremental_binary): Declare.
7736 * object.cc (is_elf_object): Use
7737 elfcpp::Elf_recognizer::is_elf_file.
7738 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7739 * output.h (Output_file::filesize): New method.
7740
fd3c5f0b
ILT		 77412009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7742
7743 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7744 New function.
7745 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7746 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7747 function.
7748 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7749 function.
7750 (Arm_relocate_functions::movw_abs_nc): New function.
7751 (Arm_relocate_functions::movt_abs): New function.
7752 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7753 (Arm_relocate_functions::thm_movt_abs): New function.
7754 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7755 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7756 (Scan::global): Likewise.
7757 (Relocate::relocate): Likewise.
7758 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7759
7f5309a5
ILT		 77602009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7761
7762 * arm.cc (Arm_relocate_functions::got_prel) New function.
7763 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7764 (Relocate::relocate): Likewise.
7765 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7766
364c7fa5
ILT		 77672009-10-06 Ian Lance Taylor <iant@google.com>
7768
7769 * options.h (class General_options): Define
7770 split_stack_adjust_size parameter.
7771 * object.h (class Object): Add uses_split_stack_ and
7772 has_no_split_stack_ fields. Add uses_split_stack and
7773 has_no_split_stack accessor functions. Declare
7774 handle_split_stack_section.
7775 (class Reloc_symbol_changes): Define.
7776 (class Sized_relobj): Define Function_offsets. Declare
7777 split_stack_adjust, split_stack_adjust_reltype, and
7778 find_functions.
7779 * object.cc (Object::handle_split_stack_section): New function.
7780 (Sized_relobj::do_layout): Call handle_split_stack_section.
7781 * dynobj.cc (Sized_dynobj::do_layout): Call
7782 handle_split_stack_section.
7783 * reloc.cc (Sized_relobj::relocate_sections): Call
7784 split_stack_adjust for executable sections in split_stack
7785 objects. Pass reloc_map to relocate_section.
7786 (Sized_relobj::split_stack_adjust): New function.
7787 (Sized_relobj::split_stack_adjust_reltype): New function.
7788 (Sized_relobj::find_functions): New function.
7789 * target-reloc.h: Include "object.h".
7790 (relocate_section): Add reloc_symbol_changes parameter. Change
7791 all callers.
7792 * target.h (class Target): Add calls_non_split method. Declare
7793 do_calls_non_split virtual method. Declare match_view and
7794 set_view_to_nop.
7795 * target.cc: Include "elfcpp.h".
7796 (Target::do_calls_non_split): New function.
7797 (Target::match_view): New function.
7798 (Target::set_view_to_nop): New function.
7799 * gold.cc (queue_middle_tasks): Give an error if mixing
7800 split-stack and non-split-stack objects with -r.
7801 * i386.cc (Target_i386::relocate_section): Add
7802 reloc_symbol_changes parameter.
7803 (Target_i386::do_calls_non_split): New function.
7804 * x86_64.cc (Target_x86_64::relocate_section): Add
7805 reloc_symbol_changes parameter.
7806 (Target_x86_64::do_calls_non_split): New function.
7807 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7808 parameter.
7809 * powerpc.cc (Target_powerpc::relocate_section): Add
7810 reloc_symbol_changes parameter.
7811 * sparc.cc (Target_sparc::relocate_section): Add
7812 reloc_symbol_changes parameter.
7813 * configure.ac: Call AM_CONDITIONAL for the default target.
7814 * configure: Rebuild.
7815 * testsuite/Makefile.am (TEST_AS): New variable.
7816 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7817 (check_DATA): Add split_i386 and split_x86_64 files.
7818 (SPLIT_DEFSYMS): Define.
7819 (split_i386_[1234n].o): New targets.
7820 (split_i386_[124]): New targets.
7821 (split_i386_[1234r].stdout): New targets.
7822 (split_x86_64_[1234n].o): New targets.
7823 (split_x86_64_[124]): New targets.
7824 (split_x86_64_[1234r].stdout): New targets.
7825 (MOSTLYCLEANFILES): Add new executables.
7826 * testsuite/split_i386.sh: New file.
7827 * testsuite/split_x86_64.sh: New file.
7828 * testsuite/split_i386_1.s: New file.
7829 * testsuite/split_i386_2.s: New file.
7830 * testsuite/split_i386_3.s: New file.
7831 * testsuite/split_i386_4.s: New file.
7832 * testsuite/split_i386_n.s: New file.
7833 * testsuite/split_x86_64_1.s: New file.
7834 * testsuite/split_x86_64_2.s: New file.
7835 * testsuite/split_x86_64_3.s: New file.
7836 * testsuite/split_x86_64_4.s: New file.
7837 * testsuite/split_x86_64_n.s: New file.
7838 * testsuite/testfile.cc (Target_test): Update relocation_section
7839 function.
7840 * testsuite/Makefile.in: Rebuild.
7841
e8a9fcda
ILT		 78422009-10-06 Ian Lance Taylor <iant@google.com>
7843
7844 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7845 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7846 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7847 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7848 the address on ldo_addrs_.
7849 (Target_i386::Relocate::fix_up_ldo): New function.
7850
e99daf92
ILT		 78512009-10-06 Rafael Espindola <espindola@google.com>
7852
7853 * plugin.cc (add_input_library): New.
7854 (Plugin::load): Add add_input_library to tv.
7855 (Plugin_manager::add_input_file): Add the is_lib argument.
7856 (add_input_file): Update call to Plugin_manager::add_input_file.
7857 (add_input_library): New.
7858 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7859
966d4097
DK		 78602009-09-30 Doug Kwan <dougkwan@google.com>
7861
7862 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7863 symbol and call Symbol::may_need_copy_reloc to determine if
7864 a copy reloc is needed.
7865 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7866 nocopyreloc is given in command line.
7867 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7868 given in command line.
7869 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7870 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7871 of the removed Target_i386::may_need_copy_reloc.
7872 * options.h (copyreloc): New option with default value false.
7873 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7874 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7875 instead of the removed Target_powerpc::may_need_copy_reloc.
7876 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7877 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7878 instead of the removed Target_sparc::may_need_copy_reloc.
7879 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7880 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7881 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7882 instead of the removed Target_x86_64::may_need_copy_reloc.
7883
029ba973
ILT		 78842009-09-30 Ian Lance Taylor <iant@google.com>
7885
7886 * object.h (class Object): Remove target_ field, and target,
7887 sized_target, and set_target methods.
7888 (Object::sized_target): Remove.
7889 (class Sized_relobj): Update declarations. Remove sized_target.
7890 * object.cc (Sized_relobj::setup): Remove target parameter.
7891 Change all callers.
7892 (Input_objects::add_object): Don't do anything with the target.
7893 (make_elf_sized_object): Add punconfigured parameter. Change all
7894 callers. Set or test parameter target.
7895 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7896 Change all callers.
7897 * parameters.cc (Parameters::set_target): Change parameter type to
7898 be non-const.
7899 (Parameters::default_target): Remove.
7900 (set_parameters_target): Change parameter type to be non-const.
7901 (parameters_force_valid_target): New function.
7902 (parameters_clear_target): New function.
7903 * parameters.h (class Parameters): Update declarations. Remove
7904 default_target method. Add sized_target and clear_target
7905 methods. Change target_ to be non-const.
7906 (set_parameters_target): Update declaration.
7907 (parameters_force_valid_target): Declare.
7908 (parameters_clear_target): Declare.
7909 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7910 as NULL if we aren't searching.
7911 (Add_symbols::run): Don't check for compatible target.
7912 * fileread.cc (Input_file::open_binary): Call
7913 parameters_force_valid_target.
7914 * gold.cc (queue_middle_tasks): Likewise.
7915 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7916 set_target on object.
7917 * dynobj.h (class Sized_dynobj): Update declarations.
7918 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7919 make_elf_object returns NULL.
7920 (Archive::include_member): Don't check whether object target is
7921 compatible.
7922 * output.cc (Output_section::add_input_section): Get target from
7923 parameters.
7924 (Output_section::relax_input_section): Likewise.
7925 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7926 parameters.
7927 (Sized_relobj::do_scan_relocs): Likewise.
7928 (Sized_relobj::relocate_sections): Likewise.
7929 * resolve.cc (Symbol_table::resolve): Likewise.
7930 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7931 parameter. Change all callers.
7932 (Symbol_table::add_from_object): Get target from parameters.
7933 (Symbol_table::add_from_relobj): Don't check object target.
7934 (Symbol_table::add_from_dynobj): Likewise.
7935 (Symbol_table::define_special_symbol): Get target from
7936 parameters.
7937 * symtab.h (class Symbol_table): Update declaration.
7938 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7939 parameter. Change all callers. Clear parameter target.
7940 (Binary_test): Test target here.
7941 * testsuite/object_unittest.cc (gold_testsuite): Remove
7942 target_test_pointer parameter. Change all callers.
7943 (Object_test): Test target here.
7944
a6a22b83
ILT		 79452009-09-26 Ian Lance Taylor <iant@google.com>
7946
7947 * testsuite/initpri1.c: Don't try to use constructor priorities if
7948 compiling with gcc before 4.3.
7949
6a8f49fe
ILT		 79502009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7951
7952 * testsuite/retain_symbols_file_test.sh (check_present): Change
7953 output file name to retain_symbols_file_test.stdout.
7954 (check_absent): Likewise.
7955
8c604651
CS		 79562009-09-18 Craig Silverstein <csilvers@google.com>
7957
7958 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7959 * options.cc: Include <cerrno> and <fstream>.
7960 (General_options::finalize): Parse -retain-symbols-file tag.
7961 * options.h: New flag.
7962 (General_options): New method should_retain_symbol, new
7963 variable symbols_to_retain.
7964 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7965 should_retain_symbol map.
7966 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7967 * testsuite/Makefile.in: Regenerate.
7968 * testsuite/retain_symbols_file_test.sh: New file.
7969
ca58b19f
NC		 79702009-09-18 Nick Clifton <nickc@redhat.com>
7971
7972 * po/es.po: Updated Spanish translation.
7973
20e6d0d6
DK		 79742009-09-17 Doug Kwan <dougkwan@google.com>
7975
7976 * debug.h (DEBUG_RELAXATION): New constant.
7977 (DEBUG_ALL): Add DEBUG_RELAXATION.
7978 (debug_string_to_enum): Add relaxation debug option.
7979 * layout.cc
7980 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7981 Layout::Relaxation_debug_check::read_sections,
7982 Layout::Relaxation_debug_check::read_sections): New method definitions.
7983 (Layout::Layout): Initialize data members
7984 record_output_section_data_from_scrips_,
7985 script_output_section_data_list_ and relaxation_debug_check_.
7986 (Layout::save_segments, Layout::restore_segments,
7987 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7988 Layout::relaxation_loop_body): New method definitions.
7989 (Layout::finalize): Support relaxation. Move section layout code to
7990 Layout::relaxation_loop_body.
7991 (Layout::set_asection_address_from_script): Move code for orphan
7992 section placement out.
7993 (Layout::place_orphan_sections_in_script): New method definition.
7994 * layout.h (Output_segment_headers, Output_file_header):
7995 New forward class declarations.
7996 (Layout::~Layout): Define.
7997 (Layout::new_output_section_data_from_script): New method definition.
7998 (Layout::place_orphan_sections_in_script): New method declaration.
7999 (Layout::Segment_states): New type declaration.
8000 (Layout::save_segments, Layout::restore_segments,
8001 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8002 Layout::relaxation_loop_body): New method declarations.
8003 (Layout::Output_section_data_list): New type declaration.
8004 (Layout::Relaxation_debug_check): New class definition.
8005 (Layout::record_output_section_data_from_script_,
8006 Layout::script_output_section_data_list_, Layout::segment_states_,
8007 Layout::relaxation_debug_check_): New data members.
8008 * output.cc: (Output_section_headers::do_size): New method definition.
8009 (Output_section_headers::Output_section_headers): Move size
8010 computation to Output_section_headers::do_size.
8011 (Output_segment_headers::do_size): New method definition.
e1df38aa 8012 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8013 Output_file_header::do_size and call it.
8014 (Output_file_header::do_size): New method definition.
8015 (Output_data_group::Output_data_group): Adjust call to
8016 Output_section_data.
8017 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8018 (Output_symtab_xindex::do_write): Add array bound check.
8019 (Output_section::Input_section::print_to_mapfile): Handle
8020 RELAXED_INPUT_SECTION_CODE.
8021 (Output_section::Output_section): Initialize data member checkpoint_.
8022 (Output_section::~Output_section): Delete checkpoint object pointed
8023 by checkpoint_.
8024 (Output_section::add_input_section): Always add an Input_section if
8025 relaxing.
8026 (Output_section::add_merge_input_section): Add assert.
8027 (Output_section::relax_input_section): New method definition.
8028 (Output_section::set_final_data_size): Set load address to zero for
8029 an unallocated section.
8030 (Output_section::do_address_and_file_offset_have_reset_values):
8031 New method definition.
8032 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8033 Handle relaxed input section.
8034 (Output_section::sort_attached_input_sections): Checkpoint input
8035 section list lazily.
8036 (Output_section::get_input_sections): Change type of input_sections to
8037 list of Simple_input_section pointers. Checkpoint input section list
8038 lazily. Also handle relaxed input sections.
8039 (Output_section::add_input_section_for_script): Take a reference to
8040 a Simple_input_section object instead of Relobj pointer and section
8041 index as parameter. Handle relaxed input sections.
8042 (Output_section::save_states, Output_section::restore_states): New
8043 method definitions.
8044 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8045 (Output_data::is_data_size_fixed): New method definition.
8046 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8047 if it is fixed.
8048 (Output_data::address_and_file_offset_have_reset_values): New method
8049 definition.
8050 (Output_data::do_address_and_file_offset_have_reset_values): New method
8051 definition.
8052 (Output_data::set_data_size): Check that data size is not fixed.
8053 (Output_data::fix_data_size): New method definition.
8054 (Output_data::is_data_size_fixed_): New data member.
8055 (Output_section_headers::set_final_data_size): New method definition.
8056 (Output_section_headers::do_size): New method declaration.
8057 (Output_segment_headers::set_final_data_size): New method definition.
8058 (Output_segment_headers::do_size): New method declaration.
8059 (Output_file_header::set_final_data_size)::New method definition.
8060 (Output_file_header::do_size)::New method declaration.
8061 (Output_section_data::Output_section_data): Add new parameter
8062 is_data_size_fixed and use it to fix data size.
8063 (Output_data_const::Output_data_const): Adjust call to base class
8064 constructor and fix data size.
8065 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8066 base class constructor and fix data size.
8067 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8068 base class constructor and fix data size.
8069 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8070 class constructor and fix data size.
8071 (Output_data_group::set_final_data_size): New method definition.
8072 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8073 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8074 class constructor and fix data size.
8075 (Output_relaxed_input_section): New class definition.
8076 (Output_section::Simple_input_section): New class definition.
8077 (Output_section::get_input_sections): Adjust parameter list.
8078 (Output_section::add_input_section_for_script): Same.
8079 (Output_section::save_states, Output_section::restore_states,
8080 Output_section::do_address_and_file_offset_have_reset_values,
8081 (Output_section::Input_section::Input_section): Handle
8082 RELAXED_INPUT_SECTION_CODE. Add new overload for
8083 Output_relaxed_input_section.
8084 (Output_section::Input_section::is_input_section,
8085 Output_section::Input_section::set_output_section): Handle relaxed
8086 input section.
8087 (Output_section::Input_section::is_relaxed_input_section,
8088 Output_section::Input_section::output_section_data,
8089 Output_section::Input_section::relaxed_input_section): New method
8090 definitions.
8091 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8092 value.
8093 (Output_section::Input_section::u1_): Update comments.
8094 (Output_section::Input_section::u2_): Add new union member poris.
8095 (Output_section::Checkpoint_output_section): New classs definition.
8096 (Output_section::relax_input_section): New method declaration.
8097 (Output_section::checkpoint_): New data member.
8098 (Output_segment): Update comments.
8099 (Output_segment::Output_segment): Un-privatize copy constructor.
8100 (Output_segment::operator=): Un-privatize.
8101 * script-sections.cc (Output_section_element::Input_section_list):
8102 Change element type to Output_section::Simple_input_section.
8103 (Output_section_element_dot_assignment::set_section_addresses):
8104 Register output section data for relaxation clean up.
8105 (Output_data_exression::Output_data_expression): Adjust call to base
8106 constructor to fix data size.
8107 (Output_section_element_data::set_section_addresses): Register
8108 Output_data_expression object for relaxation clean up.
8109 (struct Input_section_info): Replace Relobj pointer and section index
8110 pair with Output_section::Simple_input_section and Convert struct to a
8111 class.
8112 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8113 Input_section_info data member to use accessors.
20e6d0d6
DK		 8114 (Output_section_element_input::set_section_addresses): Use layout
8115 parameter. Adjust code to use Output_section::Simple_input_section
8116 and Input_secction_info classes. Register filler for relaxation
8117 clean up.
8118 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8119 and section index pair with Output_section::Simple_input_section
8120 class. Adjust code accordingly.
8121 (Phdrs_element::release_segment): New method definition.
8122 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8123 segment list.
8124 (Script_sections::release_segments): New method definition.
8125 * gold/script-sections.h (Script_sections::release_segments): New
8126 method declaration.
8127 * gold/target.h (Target::may_relax, Target::relax,
8128 Target::do_may_relax, Target::do_relax): New method definitions.
8129
5e445df6
ILT		 81302009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8131
8132 * arm.cc (has_signed_unsigned_overflow): New function.
8133 (Arm_relocate_functions::abs8): New function.
8134 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8135 (Target_arm::Scan::global): Likewise.
8136 (Target_arm::relocate::relocate): Likewise.
8137 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8138 Likewise.
8139
8c604651 81402009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8141
8142 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8143 * testsuite/Makefile.in: Regenerate.
8144
1e9cc1c2
NC		 81452009-09-11 Nick Clifton <nickc@redhat.com>
8146
8147 * po/gold.pot: Updated by the Translation project.
8148
6a89f575
CC		 81492009-09-08 Cary Coutant <ccoutant@google.com>
8150
8151 * output.cc (Output_file::open): Add execute permission to empty file.
8152 * testsuite/Makefile.am (permission_test): New test.
8153 * testsuite/Makefile.in: Regenerate.
8154
fdcac5af
ILT		 81552009-09-02 Ian Lance Taylor <iant@google.com>
8156
8157 * output.cc (Output_file::resize): Call map_no_anonymous rather
8158 than map.
8159
44453f85
ILT		 81602009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8161
8162 * gold.cc: Include "incremental.h".
8163 (queue_initial_tasks): Call Incremental_checker methods.
8164 * incremental.cc: Include "output.h".
8165 (Incremental_checker::can_incrementally_link_output_file): New
8166 method.
8167 * incremental.h (Incremental_checker): New class.
8168
8169 * output.cc (Output_file::open_for_modification): New method.
8170 (Output_file::map_anonymous): Changed return type to bool. Record
8171 map in base_ field.
8172 (Output_file::map_no_anonymous): New method, broken out of map.
8173 (Output_file::map): Use map_no_anonymous and map_anonymous.
8174 * output.h (class Output_file): Update declarations.
8175
293c1386
CC		 81762009-08-24 Cary Coutant <ccoutant@google.com>
8177
8178 * options.h (Command_line::Pre_options): New class.
8179 (Command_line::pre_options): New member.
8180 * options.cc (gold::options::ready_to_register): New variable.
8181 (One_option::register_option): Do nothing if not registering options.
8182 Assert if same short option registered twice.
8183 (General_options::General_options): Turn off option registration when
8184 done constructing.
8185 (Command_line::Pre_options::Pre_options): New constructor.
8186
f773f3d2
CC		 81872009-08-24 Cary Coutant <ccoutant@google.com>
8188
06a73cfe
CC		 8189 * options.h (General_options::no_keep_memory): Remove incorrect
8190 short option.
f773f3d2 8191
a15af8e2
RW		 81922009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8193
8194 * Makefile.am (am__skiplex, am__skipyacc): New.
8195 * Makefile.in: Regenerate.
8196
c462b41b
RW		 81972009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8198
14ec8efd
RW		 8199 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8200 (INCLUDES): ... this.
8201 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8202 (AM_CPPFLAGS): Renamed from ...
8203 (INCLUDE): ... this.
8204 * Makefile.in, testsuite/Makefile.in: Regenerate.
8205
81ecdfbb
RW		 8206 * Makefile.in: Regenerate.
8207 * aclocal.m4: Likewise.
8208 * config.in: Likewise.
8209 * configure: Likewise.
8210 * testsuite/Makefile.in: Likewise.
8211
c462b41b
RW		 8212 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8213 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8214 * Makefile.in: Regenerate.
8215 * testsuite/Makefile.in: Regenerate.
8216
2da73f13
CC		 82172009-08-19 Cary Coutant <ccoutant@google.com>
8218
8219 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8220 symbols in shared libraries overridden by hidden or internal symbols
8221 in the main program.
8222
2db70501
CD		 82232009-08-19 Chris Demetriou <cgd@google.com>
8224
8225 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8226 checking source file names in error messages.
8227
f733487b
DK		 82282009-08-18 Doug Kwan <dougkwan@google.com>
8229
8230 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8231 an elcpp::Ehdr as parameter. Adjust call to set_target.
8232 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8233 an elfcpp::Ehdr as parameter.
8234 * object.cc (Object::set_target): Remove the version that looks up
8235 a target and sets it.
8236 (Sized_relobj::setup): Take a Target object instead of
8237 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8238 (make_elf_sized_object): Find target and ask target to
8239 make an ELF object.
8240 * object.h: (Object::set_target): Remove the version that looks up
8241 a target and sets it.
8242 (Sized_relobj::setup): Take a Target object instead of
8243 an elfcpp:Ehdr as parameter.
8244 * target.cc: Include dynobj.h.
8245 (Target::do_make_elf_object_implementation): New.
8246 (Target::do_make_elf_object): New.
8247 * target.h (Target::make_elf_object): New template declaration.
8248 (Target::do_make_elf_object): New method declarations.
8249 (Target::do_make_elf_object_implementation): New template declaration.
8250
cc70f101
ILT		 82512009-08-14 Ian Lance Taylor <iant@google.com>
8252
8253 * gold.h (FUNCTION_NAME): Define.
8254 (gold_unreachable): Use FUNCTION_NAME.
8255
ef5e0cb1
ST		 82562009-08-12 Sriraman Tallam <tmsriram@google.com>
8257
8258 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8259 symbol in the --keep-unique list is not found.
8260
48c187ce
ST		 82612009-08-12 Sriraman Tallam <tmsriram@google.com>
8262
8263 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8264 been maked as --keep-unique.
8265 (Icf::unfold_section): New function.
8266 * icf.h (Icf::unfold_section): New function.
8267 * options.h (General_options::keep_unique): New option.
8268 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8269 * testsuite/Makefile.in: Regenerate.
8270 * testsuite/icf_keep_unique_test.sh: New file.
8271 * testsuite/icf_keep_unique_test.cc: New file.
8272
645afe0c
CC		 82732009-08-12 Cary Coutant <ccoutant@google.com>
8274
8275 PR 10471
8276 * resolve.cc (Symbol_table::resolve): Check for references from
8277 dynamic objects to hidden and internal symbols.
8278 * testsuite/Makefile.am (hidden_test.sh): New test.
8279 * testsuite/Makefile.in: Regenerate.
8280 * testsuite/hidden_test.sh: New script.
8281 * testsuite/hidden_test_1.c: New test source.
8282 * testsuite/hidden_test_main.c: New test source.
8283
11af873f
DK		 82842009-08-11 Doug Kwan <dougkwan@google.com>
8285
8286 * arm.cc: Update comments.
8287 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8288 segment to locate the .ARM.exidx section if present.
8289
b9f7d72d
DK		 82902009-08-09 Doug Kwan <dougkwan@google.com>
8291
8292 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8293 patch.
8294
ddd3c53c
ST		 82952009-08-07 Sriraman Tallam <tmsriram@google.com>
8296 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8297 compiler warnings.
8298
27721062
ST		 82992009-08-06 Sriraman Tallam <tmsriram@google.com>
8300
8301 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8302 valid tls_segment only for non-debug-section relocations.
8303 * testsuite/Makefile.am: Add gc_tls_test.
8304 * testsuite/Makefile.in: Regenerate.
8305 * testsuite/gc_tls_test.cc: New file.
8306 * testsuite/gc_tls_test.sh: New file.
8307
ef15dade 83082009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8309
ef15dade
ST		 8310 * icf.cc: New file.
8311 * icf.h: New file.
8312 * Makefile.am (CCFILES): Add icf.cc.
8313 (HFILES): Add icf.h
8314 * Makefile.in: Regenerate.
8315 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8316 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8317 section, symbol and addend information for the relocs.
8318 * gold.cc (queue_middle_tasks): Call identical code folding.
8319 * gold.h: Add defines for multimap.
8320 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8321 to the call of finalize_local_symbols.
8322 * main.cc (main): Create object of class Icf.
8323 * object.cc (Sized_relobj::do_layout): Allow this function to be
8324 called twice during icf.
8325 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8326 to sections marked as identical by icf.
8327 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8328 when available.
8329 (Sized_relobj::do_section_entsize): New function.
8330 * object.h (Object::section_entsize): New function.
8331 (Object::do_section_entsize): New pure virtual function.
8332 (Relobj::finalize_local_symbols): Add new parameter.
8333 (Relobj::do_section_entsize): New function.
8334 * options.h (General_options::icf): New option.
8335 (General_options::icf_iterations): New option.
8336 (General_options::print_icf_sections): New option.
8337 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8338 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8339 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8340 icf.
8341 * symtab.cc (Symbol_table::is_section_folded): New function.
8342 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8343 to sections marked as identical by icf.
8344 * symtab.h (Symbol_table::set_icf): New function.
8345 (Symbol_table::icf): New function.
8346 (Symbol_table::is_section_folded): New function.
8347 (Symbol_table::icf_): New data member.
8348 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8349 * testsuite/Makefile.am: Add commands to build icf_test.
8350 * testsuite/Makefile.in: Regenerate.
8351 * testsuite/icf_test.sh: New file.
8352 * testsuite/icf_test.cc: New file.
8353
c3b65ac4
CD		 83542009-07-24 Chris Demetriou <cgd@google.com>
8355
8356 * layout.cc (is_compressible_debug_section): Fix incorrect
8357 comment about compressed section names.
8358
1caf2c51
ILT		 83592009-07-20 Ian Lance Taylor <ian@airs.com>
8360
8361 PR 10419
8362 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8363
1ef4d87f
ILT		 83642009-07-16 Ian Lance Taylor <iant@google.com>
8365
8366 PR 10400
8367 * layout.h: #include <map>.
8368 (class Kept_section): Change from struct to class. Add accessors
8369 and setters. Add section size to Comdat_group mapping. Change
8370 Comdat_group to std::map. Add is_comdat_ field. Add
8371 linkonce_size field in union.
8372 (class Layout): Update declaration of find_or_add_kept_section.
8373 Don't declare find_kept_object.
8374 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8375 parameter. Add object, shndx, is_comdat, and is_group_name
8376 parameters. Change all callers. Adjust for new Kept_section.
8377 (Layout::find_kept_object): Remove.
8378 * object.cc (Sized_relobj::include_section_group): Update use of
8379 Kept_section. Rename secnum to shndx. Only record
8380 Kept_comdat_section if sections are the same size.
8381 (Sized_relobj::include_linkonce_section): Update use of
8382 Kept_section. Only record Kept_comdat_section if sections are the
8383 same size. Set size of linkonce section.
8384 (Sized_relobj::map_to_kept_section): Update call to
8385 get_kept_comdat_section.
8386 * object.h (class Sized_relobj): Rename fields in
8387 Kept_comdat_section to drop trailing underscores; change object
8388 field to Relobj*. Change Kept_comdat_section_table to store
8389 struct rather than pointer.
8390 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8391 Add kept_object and kept_shndx parameters. Change all callers.
8392 (Sized_relobj::get_kept_comdat_section): Change return type to
8393 bool. Add kept_object and kept_shndx parameters. Change all
8394 callers.
8395 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8396 Layout::find_or_add_kept_section.
8397
37c3b7b0
ILT		 83982009-07-09 Ian Lance Taylor <iant@google.com>
8399
8400 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8401 Reserve space in the hash table.
8402
98fa85cb
ILT		 84032009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8404
8405 * fileread.cc (File_read::get_mtime): New method.
8406 * fileread.h (Timespec): New structure.
8407 (File_read::get_mtime): New method.
8408 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8409 Renamed from timestamp_nsec.
8410 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8411 Elf_Xword.
e1df38aa 8412 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8413 timestamp_nsec.
e1df38aa 8414 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8415 (Incremental_inputs::report_obejct): Save mtime; style fix.
8416 (Incremental_inputs::report_script): Save mtime; style fix.
8417 (Incremental_inputs::finalize_inputs): Style fix.
8418 (Incremental_inputs::finalize): Style fix.
8419 (Incremental_inputs::create_input_section_data): Store inputs
8420 mtime.
8421 * incremental.h (Incremental_inputs::report_script): Add mtime
8422 argument.
8423 (Incremental_inputs::Input_info::Input_info): Intialize only one
8424 union member.
8425 (Incremental_inputs::Input_info::archive): Move to nameless
8426 union.
8427 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8428 (Incremental_inputs::Input_info::script): Move to nameless union.
8429 (Incremental_inputs::mtime): New field.
8430 * script.cc (read_input_script): Pass file mtime to
8431 Incremental_input.
8432 * script.h (Script_info::inputs): Style fix.
8433
c9d70757
ILT		 84342009-07-01 Ian Lance Taylor <ian@airs.com>
8435
8436 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8437 instead of 32.
8438
9c547ec3
ILT		 84392009-06-24 Ian Lance Taylor <iant@google.com>
8440
8441 PR 10156
8442 * layout.cc (Layout::choose_output_section): If we find an
8443 existing section, update the flags.
8444 (Layout::create_notes): New function, broken out of
8445 Layout::finalize.
8446 (Layout::finalize): Don't create note sections.
8447 (Layout::create_note): Don't crash if linker script discards
8448 section.
8449 (Layout::create_gold_note): Likewise.
8450 (Layout::create_build_id): Likewise. Don't set
8451 after_input_sections on the section.
8452 (Layout::create_executable_stack_info): Remove target parameter.
8453 Change caller.
8454 * layout.h (class Layout): Declare create_notes. Update
8455 declaration of create_executable_stack_info.
8456 * gold.cc (queue_middle_tasks): Call create_notes.
8457 * output.cc (Output_section::update_flags_for_input_section): Move
8458 here from output.h. If SHF_ALLOC flag is newly set, mark address
8459 invalid.
8460 * output.h (Output_data::mark_address_invalid): New function.
8461 (class Output_section): Only declare, not define,
8462 update_flags_for_input_section. Remove set_flags.
8463
55458500
ILT		 84642009-06-24 Ian Lance Taylor <iant@google.com>
8465
8466 * script-sections.cc (Output_section_definition::
8467 set_section_addresses): Rename shadowing local load_address to
8468 laddr.
8469
1307d6cd
ILT		 84702009-06-24 Ian Lance Taylor <iant@google.com>
8471
8472 PR 10244
8473 * reloc.cc (relocate_sections): Skip empty relocation sections.
8474
ec3f783e
ILT		 84752009-06-23 Ian Lance Taylor <iant@google.com>
8476
8477 PR 10156
8478 * layout.cc (Layout::create_note): Use choose_output_section
8479 rather than make_output_section.
8480
459c9f1c
ILT		 84812009-06-23 Ian Lance Taylor <iant@google.com>
8482
8483 PR 10237
8484 * options.cc (General_options::parse_V): Set printed_version_.
8485 (General_options::General_options): Initialize printed_version_.
8486 * options.h (class General_options): Add printed_version_ field.
8487 * gold.cc (queue_initial_tasks): If there are no input files,
8488 don't give a fatal error if we printed the version information.
8489 (queue_middle_tasks): If using -r with a shared object, give a
8490 fatal error rather than an ordinary error.
8491
1518dc8f
ILT		 84922009-06-23 Ian Lance Taylor <iant@google.com>
8493
8494 PR 10219
8495 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8496 (Layout::make_output_section): Set have_stabstr_section_ if we see
8497 a .stab*str section.
8498 (Layout::finalize): Call link_stabs_sections.
8499 (Layout::link_stabs_sections): New file.
8500 * layout.h (class Layout): Add have_stabstr_section_ field.
8501 Declare link_stabs_sections.
8502
3d857b98
DK		 85032009-06-23 Doug Kwan <dougkwan@google.com>
8504
8505 * Makefile.am (libgold_a_LIBADD): New.
8506 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8507 * Makefile.in: Regenerate.
8508 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8509 * configure: Regenerate.
8510 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8511 * fileread.cc: Include sys/state.h
8512 * gold.h: Declare memmem and strndup if found missing.
8513 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8514
0639a6f6
ILT		 85152009-06-23 Ian Lance Taylor <iant@google.com>
8516
8517 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8518 * configure: Rebuild.
8519
8d63875c
ILT		 85202009-06-23 Ian Lance Taylor <iant@google.com>
8521
8522 PR 10147
8523 * object.cc (Object::section_contents): Don't try to get a view if
8524 the section has length zero.
8525 (Object::handle_gnu_warning_section): If the section is empty, use
8526 the name of the section as the warning.
8527
f7c8a183
ILT		 85282009-06-23 Ian Lance Taylor <iant@google.com>
8529
8530 PR 10133
8531 * stringpool.h (class Stringpool_template): Add optimize_ field.
8532 (Stringpool_template::set_optimize): New function.
8533 * stringpool.cc (Stringpool_template::Stringpool_template):
8534 Initialize optimize_ field.
8535 (Stringpool_template::set_string_offsets): Test local optimize
8536 fild rather than parameter.
8537 * layout.cc (Layout::Layout): Call set_optimize on the section
8538 name stringpool.
8539
e6a307ba
ILT		 85402009-06-22 Ian Lance Taylor <iant@google.com>
8541
8542 PR 10030
8543 * yyscript.y: Parse TARGET.
8544 * script.cc (script_set_target): New function.
8545 * script-c.h (script_set_target): Declare.
8546 * options.cc (General_options::string_to_object_format): Rename
8547 from string_to_object_format in anonymous namespace. Change
8548 callers.
8549 * options.h (class General_options): Declare
8550 string_to_object_format.
8551
3ee173de
ILT		 85522009-06-22 Ian Lance Taylor <iant@google.com>
8553
8554 * script-sections.cc (Script_sections::create_segments): Don't put
8555 program headers in a PT_LOAD segment if -n or -N.
8556
85572009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8558
8559 PR 10141
8560 * options.h (class General_options): Add -z lazy and -z now. Sort
8561 -z options into alphabetical order.
8562 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8563
cd6739a1 85642009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8565
8566 * layout.cc (Layout::make_output_section): Call
8567 Target::new_output_section.
8568 (Layout::attach_allocated_section_to_segment): Put large section
8569 sections in a separate load segment with the large segment flag
8570 set.
8571 (Layout::segment_precedes): Sort large data segments after other
8572 load segments.
8573 (align_file_offset): New static function.
8574 (Layout::set_segment_offsets): Use align_file_offset.
8575 * output.h (class Output_section): Add is_small_section_ and
8576 is_large_section_ fields.
8577 (Output_section::is_small_section): New function.
8578 (Output_section::set_is_small_section): New function.
8579 (Output_section::is_large_section): New function.
8580 (Output_section::set_is_large_section): New function.
8581 (Output_section::is_large_data_section): New function.
8582 (class Output_segment): Add is_large_data_segment_ field.
8583 (Output_segment::is_large_data_segment): New function.
8584 (Output_segment::set_is_large_data_segment): New function.
8585 * output.cc (Output_section::Output_section): Initialize new
8586 fields.
8587 (Output_segment::Output_segment): Likewise.
8588 (Output_segment::add_output_section): Add assertion that large
8589 data sections always go in large data segments. Force small data
8590 sections to the end of the list of data sections. Force small BSS
8591 sections to the start of the list of BSS sections. For large BSS
8592 sections to the end of the list of BSS sections.
8593 * symtab.h (class Symbol): Declare is_common_shndx.
8594 (Symbol::is_defined): Check Symbol::is_common_shndx.
8595 (Symbol::is_common): Likewise.
8596 (class Symbol_table): Define enum Commons_section_type. Update
8597 declarations. Add small_commons_ and large_commons_ fields.
8598 * symtab.cc (Symbol::is_common_shndx): New function.
8599 (Symbol_table::Symbol_table): Initialize new fields.
8600 (Symbol_table::add_from_object): Put small and large common
8601 symbols in the right list.
8602 (Symbol_table::sized_finalized_symbol): Check
8603 Symbol::is_common_shndx.
8604 (Symbol_table::sized_write_globals): Likewise.
8605 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8606 common symbol lists. Don't call do_allocate_commons_list if the
8607 list is empty.
8608 (Symbol_table::do_allocate_commons_list): Remove is_tls
8609 parameter. Add comons_section_type parameter. Change all
8610 callers. Handle small and large common symbols.
8611 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8612 Symbol::is_common_shndx.
8613 * resolve.cc (symbol_to_bits): Likewise.
8614 * target.h (Target::small_common_shndx): New function.
8615 (Target::small_common_section_flags): New function.
8616 (Target::large_common_shndx): New function.
8617 (Target::large_common_section_flags): New function.
8618 (Target::new_output_section): New function.
8619 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8620 small_common_section_flags, and large_common_section_flags
8621 fields.
8622 (Target::do_new_output_section): New virtual function.
8623 * arm.cc (Target_arm::arm_info): Initialize new fields.
8624 * i386.cc (Target_i386::i386_info): Likewise.
8625 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8626 Likewise.
8627 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8628 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8629 (Target_x86_64::do_new_output_section): New function.
8630 * configure.ac: Define conditional MCMODEL_MEDIUM.
8631 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8632 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8633 (large_LDFLAGS): Define.
8634 * testsuite/large.c: New file.
8635 * testsuite/testfile.cc (Target_test::test_target_info):
8636 Initialize new fields.
8637 * configure, testsuite/Makefile.in: Rebuild.
8638
bb04269c
DK		 86392009-06-05 Doug Kwan <dougkwan@google.com>
8640
8641 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8642 * Makefile.in: Regenerate.
bb04269c
DK		 8643 * i386.cc (class Target_i386): Define new virtual method to
8644 override do_is_local_label_name in parent.
8645 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8646 local symbols if --discard-locals or -X is given.
8647 * options.h (class General_options): Declare new options
8648 '--discard-locals' and '-X' for discarding locals.
8649 * target.h (class Target): Define new methods is_local_label_name.
8650 Declare new virtual method do_is_local_label_name.
8651 * target.cc: New file.
8652 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8653 (check_SCRIPTS): Add discard_locals_test.sh.
8654 (check_DATA): Add discard_local_tests.syms.
8655 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8656 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8657 * testsuite/Makefile.in: Regenerate.
8658 * testsuite/discard_locals_test.c: New file.
8659 * testsuite/discard_locals_test.sh: Same.
8660
805bb01c
DK		 86612009-06-05 Doug Kwan <dougkwan@google.com>
8662
8663 * object.cc (Sized_relobj::Sized_relobj): Initialize
8664 discarded_eh_frame_shndx_ to -1U.
8665 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8666 section.
8667 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8668 a discarded .eh_frame section.
8669 (Sized_relobj::do_finalize_local_symbols): Ditto.
8670 * object.h (class Sized_relobj): Declare new member
8671 discarded_eh_frame_shndx_.
8672 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8673 (local_labels_test.o, local_labels_test): New rules.
8674 * testsuite/Makefile.in: Regenerate.
8675
1dcd334d
DK		 86762009-06-04 Doug Kwan <dougkwan@google.com>
8677
8678 * layout.cc (Layout::section_name_mapping): Add mapping for
8679 special ARM sections.
8680
96d49306
DK		 86812009-06-03 Doug Kwan <dougkwan@google.com>
8682
8683 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8684 (utils::has_overflow): Same.
8685
dff16297
ILT		 86862009-06-03 Ian Lance Taylor <iant@google.com>
8687
8688 * layout.cc (Layout::section_name_mapping): New array, replacing
8689 Layout::linkonce_mapping.
8690 (Layout::section_name_mapping_count): New variable, replacing
8691 Layout::linkonce_mapping_count.
8692 (Layout::linkonce_output_name): Remove.
8693 (Layout::output_section_name): Rewrite.
8694 * layout.h (class Layout): Rename Linkonce_mapping to
8695 Section_name_mapping, linkonce_mapping to section_name_mapping,
8696 linkonce_mapping_count to section_name_mapping_count. Don't
8697 declare linkonce_output_name.
8698
c121c671
DK		 86992009-06-03 Doug Kwan <dougkwan@google.com>
8700
8701 * gold/arm.cc (namespace utils): New.
8702 (Target_arm::reloc_is_non_pic): Define new method.
8703 (class Arm_relocate_functions): New.
8704 (Target_arm::Relocate::relocate): Handle relocation types used by
8705 Android.
8706
07800fab
ILT		 87072009-06-03 Ian Lance Taylor <iant@google.com>
8708
8709 * arm.cc (Target_arm::scan::global): Use || instead of |.
8710
c121c671
DK		 87112009-06-02 Doug Kwan <dougkwan@google.com>
8712
8713 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8714 issued_non_pic_error_.
8715 (class Target_arm::Scan): Declare new method check_non_pic.
8716 Define new method symbol_needs_plt_entry.
8717 Declare new data member issued_non_pic_error_.
8718 (class Target_arm::Relocate): Declare new method
8719 should_apply_static_reloc.
8720 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8721 (Target_arm::Scan::check_non_pic): Define new method.
8722 (Target_arm::Scan::local): Handle a small subset of reloc types used
8723 by Android.
8724 (Target_arm::Scan::local): Same.
8725 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8726
b19b0c6d
ILT		 87272009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8728
8729 * incremental.cc (Incremental_inputs::report_command_line): Filter
8730 out --incremental-* options.
8731
94cdfcff
DK		 87322009-05-29 Doug Kwan <dougkwan@google.com>
8733
8734 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8735 template class.
8736 (class Target_arm): Update comment.
8737 (Target_arm::Target_arm): Initialize new data members GOT_,
8738 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8739 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8740 and Target_arm::rel_dyn_section.
8741 Declare new_enum Target_arm::Got_type.
8742 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8743 and DYNBSS_.
8744 Update commments for member do_dynsym_value.
8745 (Target_arm::got_size, Target_arm::plt_section,
8746 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8747 new methods inside class defintion.
8748 (Target_arm::got_section): Define new method.
8749 (Target_arm::rel_dyn_section): Same.
8750 (Output_data_plt_arm): New template class.
8751 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8752 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8753 (Output_data_plt_arm::add_entry): Same.
8754 (Output_data_plt_arm::first_plt_entry): Define new
8755 static data member for PLT instruction template.
8756 (Output_data_plt_arm::plt_entry): Same.
8757 (Output_data_plt_arm::do_write): Define new method.
8758 (Target_arm::make_plt_entry): Same.
8759 (Target_arm::do_finalize_sections): Same.
8760 (Target_arm::do_dynsym_value): Same.
8761
4a657b0d
DK		 87622009-05-28 Doug Kwan <dougkwan@google.com>
8763
8764 * Makefile.am (TARGETSOURCES): Add arm.cc.
8765 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8766 * Makefile.in: Regenerate.
8767 * arm.cc: New file.
8768 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8769
e7ae8c36
DK		 87702009-05-26 Doug Kwan <dougkwan@google.com>
8771
8772 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8773 (General_options::check_excluded_libs): Strip off directories in
8774 archive name before matching like GNU ld does.
8775 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8776 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8777 (exclude_libs_test_LDFLAGS): Add linker option
8778 -Wl,--exclude-libs,libexclude_libs_test_3
8779 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8780 an explicit archive without using -l.
8781 (alt/libexclude_libs_test_3.a): New make rule.
8782 * testsuite/Makefile.in: Regenerate.
8783 * testsuite/exclude_libs_test.c : Declare lib3_default().
8784 (main): Call it.
8785 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8786 * exclude_libs_test_3.c: New file.
8787
f12e7348
NC		 87882009-05-26 Nick Clifton <nickc@redhat.com>
8789
8790 * po/id.po: New Indonesian translation.
8791 * po/gold.pot: Updated template file.
8792
4daadc0d
ST		 87932009-05-22 Sriraman Tallam <tmsriram@google.com>
8794
e1df38aa 8795 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8796 gc_comdat_test files. Add -Wl,--gc-sections to build
8797 gc_comdat_test.
8798 * testsuite/Makefile.in: Regenerate.
8799 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8800
531813ad
ST		 88012009-05-21 Sriraman Tallam <tmsriram@google.com>
8802
8803 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8804 kept comdat section was garbage collected.
8805 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8806 * testsuite/Makefile.in: Regenerate.
8807 * testsuite/gc_comdat_test.sh: New file.
8808 * testsuite/gc_comdat_test_1.cc: New file.
8809 * testsuite/gc_comdat_test_2.cc: New file.
8810
65514900
CC		 88112009-05-19 Doug Kwan <dougkwan@google.com>
8812
8813 * archive.cc (Archive::Archive): Move constructor from archive.h
8814 to here. Initialize no_export_.
8815 (Archive::get_elf_object_for_member): Set no_export flag of object.
8816 * archive.h (Archive::Archive): Move constructor body to
8817 archive.cc.
8818 (Archive::no_export): New method.
8819 (Archive::no_export_): New field.
8820 * object.h (Object::Object): Initialize no_export_ to false.
8821 (Object::no_export, Object::set_no_export): New methods.
8822 (Object::no_export_): New field.
8823 * options.cc (General_options::parse_exclude_libs): New method.
8824 (General_options::check_excluded_libs) Same.
8825 * options.h (exclude_libs): New option.
8826 (General_options::check_excluded_libs): New method declaration.
8827 (General_options::excluded_libs_): New field.
8828 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8829 default or protected visibility if an object has no-export flag set.
8830 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8831 (check_SCRIPTS): Add exclude_libs_test.sh.
8832 (check_DATA): Add exclude_libs_test.syms.
8833 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8834 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8835 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8836 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8837 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8838 libexclude_libs_test_2.a): New rules.
8839 * testsuite/Makefile.in: Regenerate.
8840 * testsuite/exclude_libs_test.c: New file.
8841 * testsuite/exclude_libs_test.sh: Ditto.
8842 * testsuite/exclude_libs_test_1.c: Ditto.
8843 * testsuite/exclude_libs_test_2.c: Ditto.
8844
1b77ea50
ILT		 88452009-05-15 Ian Lance Taylor <iant@google.com>
8846
8847 * configure.ac: Check for declarations for cases where libiberty.h
8848 checks HAVE_DECL_xxx.
8849 * configure, config.in: Rebuild.
8850
072fe7ce
ILT		 88512009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8852
8853 * gold.h (Incremental_argument_list): Remove (invalid) forward
8854 declaration.
8855 * incremental.cc (Incremental_inputs::report_achive): New method.
8856 (Incremental_inputs::report_object): New method.
8857 (Incremental_inputs::report_script): New method.
8858 (Incremental_inputs::finalize_inputs): New method.
8859 (Incremental_inputs::finalize): Call finalize_inputs().
8860 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8861 Create inputs entries.
8862 * incremental.h (Incremental_input_type): New enum.
8863 (Incremental_inputs::Incremental_input): Initialize new fields.
8864 (Incremental_inputs::report_inputs): New method.
8865 (Incremental_inputs::report_achive): New method.
8866 (Incremental_inputs::report_object): New method.
8867 (Incremental_inputs::report_script): New method.
8868 (Incremental_inputs::finalize_inputs): New method.
8869 (Incremental_inputs::Input_info): New struct.
8870 (Incremental_inputs::Input_info_map): New typedef.
8871 (Incremental_inputs::lock_): New field.
8872 (Incremental_inputs::Inputs_): New field.
8873 (Incremental_inputs::Inputs_map): New field.
8874 * main.cc (main): Call Incremental_input::report_inputs.
8875 * options.h (Input_argument_list): Typedef moved from
8876 Input_arguments.
8877 (Input_file_group::Files): Remove, use ::Input_argument_list.
8878 (Input_file_group::Input_argument_list): Remove, use
8879 ::Input_argument_list.
8880 * plugin.cc (Plugin_manager::add_input_file): Add error in
8881 incremental build.
8882 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8883 functions.
8884 * script.cc (read_input_script): Call
8885 Incremental_input::report_script.
8886 * script.h (Script_info): New class.
8887
b0481b0b
ILT		 88882009-04-27 Ian Lance Taylor <iant@google.com>
8889
8890 * x86_64.cc (do_adjust_output_section): Set entsize to
8891 plt_entry_size.
8892
b22a5a41 88932009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8894
8895 * output.cc (Output_file::close): After short writes, continue
8896 writing from the correct offset in the buffer being written.
8897
40fde488
CD		 88982009-04-23 Chris Demetriou <cgd@google.com>
8899
8900 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8901 * configure: Regenerate.
8902 * config.in: Regenerate.
8903 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8904 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8905
3ce2c28e
ILT		 89062009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8907
8908 * incremental.cc (Incremental_inputs_header_data): Renamed from
8909 Incremental_input_header_data.
8910 (Incremental_inputs_header_data::data_size): New field.
8911 (Incremental_inputs_header_data::put_input_file_count): Renamed
8912 from input_file_count.
8913 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8914 from command_line_offset.
8915 (Incremental_inputs_header_data::put_reserved): Renamed from
8916 put_reserved.
8917 (Incremental_inputs_entry_data): Renamed from
8918 Incremental_input_entry_data.
8919 (Incremental_inputs_entry_data::data_size): New field.
8920 (Incremental_inputs::report_command_line): New method.
8921 (Incremental_inputs::finalize): New method.
8922 (Incremental_inputs::create_incremental_inputs_data): New method.
8923 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8924 * incremental.h: New file.
8925 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8926 (Layout::finalize): Create incremental inputs section in
8927 incremental builds.
8928 (Layout::create_incremental_info_sections): New method.
8929 * layout.h (Layout::incremental_inputs): New method.
8930 (Layout::create_incremental_info_sections): New method.
8931 (Layout::incremental_inputs_): New field.
8932 * main.cc (main): Notify Incremental_input of the command line.
8933
e55bde5e
ILT		 89342009-04-01 Ian Lance Taylor <iant@google.com>
8935 Mikolaj Zalewski <mikolajz@google.com>
8936
8937 * gold.h (reserve_unordered_map): Define, three versions, one for
8938 each version of Unordered_map.
8939 * layout.cc (Layout::Layout): Remove options parameter. Add
8940 number_of_input_files parameter. Don't initialize options_.
8941 Initialize number_of_input_files_ and resized_signatures_. Move
8942 sections_are_attached_.
8943 (Layout::layout_group): Reserve space for group_signatures_.
8944 (Layout::find_or_add_kept_section): Change name parameter to be a
8945 reference. Resize signatures_ map when it gets large enough.
8946 (Layout::layout_eh_frame): Use parameters->options() instead of
8947 this->options_.
8948 (Layout::make_output_section): Likewise.
8949 (Layout::attach_allocated_section_to_segment): Likewise.
8950 (Layout::finalize, Layout::create_executable_stack): Likewise.
8951 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8952 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8953 * layout.h (class Layout): Update declarations. Remove options_
8954 field. Add number_of_input_files_ and resized_signatures_
8955 fields. Move sections_are_attached_ field.
8956 * main.cc (main): Pass number of input files to Layout
8957 constructor. Don't pass options.
8958
154b857c
ILT		 89592009-03-30 Ian Lance Taylor <iant@google.com>
8960
8961 * ffsll.c (ffsll): Correct implementation.
8962
2f35ab9b
ILT		 89632009-03-27 Ian Lance Taylor <iant@google.com>
8964
fd03461a
ILT		 8965 * ffsll.c: New file.
8966 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8967 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8968 * ftruncate.c (ftruncate): Declare before definition.
8969 * mremap.c (mremap): Likewise.
8970 * pread.c (pread): Likewise.
8971 * configure, Makefile.in, config.in: Rebuild.
8972
2f35ab9b
ILT		 8973 * mremap.c: New file.
8974 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8975 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8976 (mremap): Declare if HAVE_MREMAP is not defined.
8977 * configure, Makefile.in, config.in: Rebuild.
8978
33aea2fd
CC		 89792009-03-27 Cary Coutant <ccoutant@google.com>
8980
8981 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8982 position independent.
8983 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8984 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8985
6d479619
CC		 89862009-03-24 Cary Coutant <ccoutant@google.com>
8987
8988 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8989 an executable.
8990 (needs_dynamic_reloc): Likewise.
8991
afc06bb8
ILT		 89922009-03-24 Ian Lance Taylor <iant@google.com>
8993
8994 * yyscript.y (file_cmd): Recognize EXTERN.
8995 (extern_name_list, extern_name_list_body): New nonterminals.
8996 * script.cc (script_add_extern): Define.
8997 * script-c.h (script_add_extern): Declare.
8998
f6060a4d
ILT		 89992009-03-24 Rafael Avila de Espindola <espindola@google.com>
9000
9001 * object.cc (is_elf_object): Define.
9002 * object.h (is_elf_object): Declare.
9003 * archive.cc (Archive::get_elf_object_for_member): Call
9004 is_elf_object.
33aea2fd 9005 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9006
26736d8e
ILT		 90072009-03-24 Elliott Hughes <enh@google.com>
9008
9009 * output.cc (Output_file::map_anonymous): Define.
9010 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9011 try an anonymous one. Report the size if the mmap fails.
9012 * output.h (class Output_file): Declare map_anonymous.
9013
22fd9730
ILT		 90142009-03-24 Ian Lance Taylor <iant@google.com>
9015
9016 * target-select.cc (instantiate_target): Don't acquire the lock if
9017 the instantiated_target_ field has already been set.
9018
cb010894
ILT		 90192009-03-23 Ian Lance Taylor <iant@google.com>
9020
7f055c20
ILT		 9021 * gold-threads.h (class Initialize_lock): Define.
9022 * gold-threads.cc (class Initialize_lock_once): Define.
9023 (initialize_lock_control): New static variable.
9024 (initialize_lock_pointer): New static variable.
9025 (initialize_lock_once): New static function.
9026 (Initialize_lock::Initialize_lock): Define.
9027 (Initialize_lock::initialize): Define.
9028 * target-select.h: Include "gold-threads.h".
9029 (class Target_selector): Add lock_ and initialize_lock_ fields.
9030 Don't define instantiate_target, just declare it.
9031 * target-select.cc (Target_selector::Target_selector): Initialize
9032 new fields.
9033 (Target_selector::instantiate_target): Define.
9034 * descriptors.h: Include "gold-threads.h".
9035 (class Descriptors): Add initialize_lock_ field.
9036 * descriptors.cc (Descriptors::Descriptors): Initialize new
9037 field.
9038 (Descriptors::open): Use initialize_lock_ field
9039 * errors.h (class Errors): Add initialize_lock_ field.
9040 * errors.cc (Errors::Errors): Initialize new field.
9041 (Errors::initialize_lock): Use initialize_lock_ field.
9042 * powerpc.cc (class Target_selector_powerpc): Remove
9043 instantiated_target_ field. In do_recognize call
9044 instantiate_target rather than do_instantiate_target. In
9045 do_instantiate_target just allocate a new target.
9046 * sparc.cc (class Target_selector_sparc): Likewise.
9047
36959681
ILT		 9048 * freebsd.h: New file.
9049 * i386.cc: Include "freebsd.h".
9050 (Target_i386): Derive from Target_freebsd rather than
9051 Sized_target.
9052 (Target_selector_i386): Derive from Target_selector_freebsd rather
9053 than Target_selector.
9054 * x86_64.cc: Include "freebsd.h".
9055 (Target_x86_64): Derive from Target_freebsd rather than
9056 Sized_target.
9057 (Target_selector_x86_64): Derive from Target_selector_freebsd
9058 rather than Target_selector.
9059 * target.h (class Target): Add adjust_elf_header and
9060 do_adjust_elf_header.
9061 * output.cc (Output_file_header:: do_sized_write): Call target
9062 adjust_elf_header routine.
9063 * configure.tgt: Set targ_osabi.
9064 * configure.ac: Define GOLD_DEFAULT_OSABI.
9065 * parameters.cc (Parameters::default_target): Pass
9066 GOLD_DEFAULT_OSABI to select_target.
9067 * target-select.h (class Target_selector): Make instantiate_target
9068 protected rather than private.
9069 * Makefile.am (HFILES): Add freebsd.h.
9070 * configure, Makefile.in, config.in: Rebuild.
9071
cb010894
ILT		 9072 * merge.cc (do_add_input_section): Correct pend value. Change
9073 message about last entry not being null terminated from error to
9074 warning.
9075
0e879927
ILT		 90762009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9077
9078 * incremental.cc: New file.
9079 * Makefile.am (CCFILES): Add incremental.cc.
9080 * Makefile.in: Rebuild.
9081
41105937
PP		 90822009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9083
9084 * layout.cc (Layout::output_section_name): Preserve names
9085 of '.note.' sections.
e1df38aa 9086
60439920
ILT		 90872009-03-19 Ian Lance Taylor <iant@google.com>
9088
9089 * descriptors.cc (Descriptors::open): Check that the options are
9090 valid before using them.
9091
0d371ad3
ILT		 90922009-03-18 Ian Lance Taylor <iant@google.com>
9093
9094 * script-sections.h: Include <list>.
9095 (class Script_sections): Change Sections_elements from std::vector
9096 to std::list. Typedef public Elements_iterator. Add
9097 orphan_section_placement_, data_segment_align_start_, and
9098 saw_data_segment_align_ fields. Remove data_segment_align_index_
9099 field.
9100 * script-sections.cc (class Orphan_section_placement): New class.
9101 (class Sections_element): Add virtual functions is_relro and
9102 orphan_section_init. Remove virtual function place_orphan_here.
9103 (class Output_section_definition): Add is_relro and
9104 orphan_section_init. Remove place_orphan_here.
9105 (class Orphan_output_section): Likewise.
9106 (Script_sections::Script_sections): Update for field changes.
9107 (Script_sections::data_segment_align): Set saw_data_segment_align_
9108 and data_segment_align_start_, not data_segment_align_index.
9109 (Script_sections::data_segment_relro_end): Check
9110 saw_data_segment_align_. Use data_segment_align_start_ rather
9111 than data_segment_align_index_.
9112 (Script_sections::place_orphan): Rewrite to use
9113 Orphan_section_placement.
9114
9201d894
ILT		 91152009-03-17 Ian Lance Taylor <iant@google.com>
9116
9c5b8369
ILT		 9117 * archive.cc (Archive::add_symbols): Check for a version attached
9118 to the symbol name in the archive map.
9119 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9120 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9121 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9122 (ver_test_11.a): New target.
9123 * testsuite/Makefile.in: Rebuild.
9124
9201d894
ILT		 9125 * configure.ac: Check for chsize and posix_fallocate. Replace
9126 ftruncate.
9127 * ftruncate.c: New file, from gnulib.
9128 * output.cc (posix_fallocate): Define dummy version if not
9129 HAVE_POSIX_FALLOCATE.
9130 (Output_file::map): Call posix_fallocate rather than lseek and
9131 write.
9132 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9133 * configure, Makefile.in, config.in: Rebuild.
9134
ef4ab7a8 91352009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9136
ef4ab7a8
PP		 9137 * layout.h (Layout::create_note): Add section_name parameter.
9138 * layout.cc (Layout::create_note): Likewise.
9139 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9140
8c500701
ILT		 91412009-03-17 Ian Lance Taylor <iant@google.com>
9142
e85b18e1
ILT		 9143 * descriptors.cc: Include "options.h".
9144 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9145 (Descriptors::open): Always use O_CLOEXEC when opening a new
9146 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9147 then set FD_CLOEXEC.
9148
9efe6174
ILT		 9149 * sparc.cc (class Target_sparc): Add has_got_section.
9150 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9151 make sure we have a GOT section.
9152
9153 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9154 (Target_sparc::Scan::local): Likewise.
9155 (Target_sparc::Scan::global): Likewise.
9156 (Target_sparc::Relocate::relocate): Likewise.
9157 (Target_sparc::Relocate::relocate_tls): Likewise.
9158
8c500701
ILT		 9159 * symtab.cc (Symbol_table::define_default_version): New function,
9160 broken out of add_from_object.
9161 (Symbol_table::add_from_object): Call define_default_version.
9162 (Symbol_table::define_special_symbol): Add resolve_oldsym
9163 parameter. Change all callers. If the version for a symbol comes
9164 from a version script, resolve it with the symbol with the same
9165 name with no version. Also add the symbol without a version if
9166 appropriate.
9167 (do_define_in_output_data): If resolving with oldsym, don't delete
9168 sym.
9169 (do_define_in_output_segment): Likewise.
9170 (do_define_as_constant): Likewise.
9171 * symtab.h (class Symbol_table): Update declarations.
9172
f1ed28fb
ILT		 91732009-03-13 Ian Lance Taylor <iant@google.com>
9174
15f8229b
ILT		 9175 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9176 (Read_symbols::requeue): New function.
9177 (Read_symbols::do_read_symbols): If make_elf_object fails because
9178 the target type is not configured, and the file was searched for,
9179 issue a warning and retry with the next directory.
9180 (Add_symbols::run): If the file has an incompatible format, and
9181 it was searched for, requeue the Read_symbols task. On error,
9182 release the object.
9183 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9184 dirindex parameter to constructor. Change all callers. Declare
9185 incompatible_warning and requeue.
9186 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9187 input_argument_ and input_group_ fields. Add them to
9188 constructor. Change all callers.
9189 (class Read_script): Add dirindex_ field. Add it to constructor.
9190 Change all callers.
9191 * archive.cc (Archive::setup): Remove input_objects parameter.
9192 Change all callers.
9193 (Archive::get_file_and_offset): Likewise.
9194 (Archive::read_all_symbols): Likewise.
9195 (Archive::read_symbols): Likewise.
9196 (Archive::get_elf_object_for_member): Remove input_objects
9197 parameter. Add punconfigured parameter. Change all callers.
9198 (Archive::add_symbols): Change return type to bool. Check return
9199 value of include_member.
9200 (Archive::include_all_members): Likewise.
9201 (Archive::include_member): Change return type to bool. Return
9202 false if first included object has incompatible target. Set
9203 included_member_ field.
9204 (Add_archive_symbols::run): If add_symbols returns false, requeue
9205 Read_symbols task.
9206 * archive.h (class Archive): Add included_member_ field.
9207 Initialize it in constructor. Add input_file and searched_for
9208 methods. Update declarations.
9209 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9210 input_argument_ fields. Add them to constructor. Change all
9211 callers.
9212 * script.cc: Include "target-select.h".
9213 (class Parser_closure): Add skip_on_incompatible_target_ and
9214 found_incompatible_target_ fields. Add
9215 skip_on_incompatible_target parameter to constructor. Change all
9216 callers. Add methods skip_on_incompatible_target,
9217 clear_skip_on_incompatible_target, found_incompatible_target, and
9218 set_found_incompatible_target.
9219 (read_input_script): Add dirindex parameter. Change all callers.
9220 If parser finds an incompatible target, requeue Read_symbols
9221 task.
9222 (script_set_symbol): Clear skip_on_incompatible_target in
9223 closure.
9224 (script_add_assertion, script_parse_option): Likewise.
9225 (script_start_sections, script_add_phdr): Likewise.
9226 (script_check_output_format): New function.
9227 * script.h (read_input_script): Update declaration.
9228 * script-c.h (script_check_output_format): Declare.
9229 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9230 (ignore_cmd): Remove OUTPUT_FORMAT.
9231 * fileread.cc (Input_file::Input_file): Add explicit this.
9232 (Input_file::will_search_for): New function.
9233 (Input_file::open): Add pindex parameter. Change all callers.
9234 * fileread.h (class Input_file): Add input_file_argument method.
9235 Declare will_search_for. Update declarations.
9236 * object.cc (make_elf_object): Add punconfigured parameter.
9237 Change all callers.
9238 * object.h (class Object): Make input_file public. Add
9239 searched_for method.
9240 (make_elf_object): Update declaration.
9241 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9242 restart search.
9243 * dirsearch.h (class Dirsearch): Update declaration.
9244 * options.h (class General_options): Add --warn-search-mismatch.
9245 * parameters.cc (Parameters::is_compatible_target): New function.
9246 * parameters.h (class Parameters): Declare is_compatible_target.
9247 * workqueue.cc (Workqueue::add_blocker): New function.
9248 * workqueue.h (class Workqueue): Declare add_blocker.
9249
f1ed28fb
ILT		 9250 * fileread.cc (Input_file::open): Remove options parameter.
9251 Change all callers.
9252 (Input_file::open_binary): Likewise.
9253 * script.cc (read_input_script): Likewise.
9254 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9255 options parameter from constructor. Change all callers.
9256 (class Read_script): Likewise.
9257 * fileread.h (class Input_file): Update declarations.
9258 * script.h (read_input_script): Update declaration.
9259
34dd024a
NC		 92602009-03-10 Nick Clifton <nickc@redhat.com>
9261
9262 * po/es.po: New Spanish translation.
9263
6d71b17c
CC		 92642009-03-06 Cary Coutant <ccoutant@google.com>
9265
9266 * options.cc (parse_short_option): Keep dash_z from registering itself.
9267
031cdbed
ILT		 92682009-03-03 Ian Lance Taylor <iant@google.com>
9269
9270 PR 9918
9271 * target-reloc.h (relocate_section): Pass output_section to
9272 relocate.
9273 * i386.cc (Target_i386::should_apply_static_reloc): Add
9274 output_section parameter. Change all callers.
9275 (Target_i386::Relocate::relocate): Add output_section parameter.
9276 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9277 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9278 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9279 * testsuite/two_file_shared.sh: New script.
9280 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9281 (check_DATA): Add two_file_shared.dbg.
9282 (two_file_shared.dbg): New target.
9283 * testsuite/Makefile.in: Rebuild.
9284
15d5fa16
ILT		 92852009-03-01 Ian Lance Taylor <iant@google.com>
9286
9287 * configure.ac: Check for byteswap.h.
9288 * configure: Rebuild.
9289 * config.in: Rebuild.
9290
8a4c0b0d
ILT		 92912009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9292
9293 * layout.cc (Layout::find_or_add_kept_section): New function.
9294 (Layout::add_comdat): Removed.
9295 * layout.h (struct Kept_section): Move out of class Layout.
9296 Remove trailing underscores from field names. Add group_sections
9297 field. Rename group_ field to is_group. Change all uses.
9298 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9299 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9300 comdat_groups_ field.
9301 (Sized_relobj::include_section_group): Use
9302 find_or_add_kept_section and Kept_section::group_sections.
9303 (Sized_relobj::include_linkonce_section): Likewise.
9304 * object.cc (class Sized_relobj): Don't define Comdat_group or
9305 Comdat_group_table. Remove find_comdat_group and
9306 add_comdat_group. Remove comdat_groups_ field.
9307 * plugin.cc (include_comdat_group): Use
9308 Layout::find_or_add_kept_section.
9309
b4ecf66b
ILT		 93102009-02-28 Ian Lance Taylor <iant@google.com>
9311
14359ca0
ILT		 9312 * README: --gc-sections and map files are now supported. Document
9313 some build requirements.
9314
b4ecf66b
ILT		 9315 PR 6992
9316 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9317 relocatable link set the value of the section symbol to zero.
9318 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9319 relocatable link don't include the section address in the local
9320 symbol value.
9321
0602e05a
ILT		 93222009-02-27 Ian Lance Taylor <iant@google.com>
9323
fd9d194f
ILT		 9324 PR 6811
9325 * options.h (class Search_directory): Add is_system_directory.
9326 (class General_options): Declare is_in_system_directory.
9327 * options.cc (get_relative_sysroot): Make static.
9328 (get_default_sysroot): Make static.
9329 (General_optoins::is_in_system_directory): New function.
9330 * fileread.cc (Input_file::is_in_system_directory): New function.
9331 * fileread.h (class Input_file): Declare is_in_system_directory.
9332 * object.h (class Object): Add is_in_system_directory.
9333 (class Input_objects): Remove system_library_directory_ field.
9334 * object.cc (Input_objects::add_object): Don't set
9335 system_library_directory_.
9336 (input_objects::found_in_system_library_directory): Remove.
9337 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9338 parameter. Change all callers.
9339 (Symbol_table::sized_write_globals): Likewise.
9340 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9341 Call Object::is_in_system_directory.
9342 * symtab.h (class Symbol_table): Update declarations.
9343
61edd21f
ILT		 9344 PR 5990
9345 * descriptors.h (Open_descriptor): Add is_on_stack field.
9346 * descriptors.cc (Descriptors::open): If the descriptor is on the
9347 top of the stack, remove it. Initialize is_on_stack field.
9348 (Descriptors::release): Only add pod to stack if it is not on the
9349 stack already.
9350 (Descriptors::close_some_descriptor): Clear stack_next and
9351 is_on_stack fields.
9352
e29e076a
ILT		 9353 PR 7091
9354 * output.cc (Output_section::find_starting_output_address): Rename
9355 from starting_output_address; add PADDR parameter; change return
9356 type.
9357 * output.h (class Output_section): Declare
9358 find_starting_output_address instead of starting_output_address.
9359 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9360 section symbol for which we can't find a merge section.
9361
0602e05a
ILT		 9362 PR 9836
9363 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9364 hidden or internal, force the symbol to be local.
9365 * resolve.cc (Symbol::override_visibility): Define.
9366 (Symbol::override_base): Use override_visibility.
9367 (Symbol_table::resolve): Likewise.
9368 (Symbol::override_base_with_special): Likewise.
9369 (Symbol_table::override_with_special): If the visibility is hidden
9370 or internal, force the symbol to be local.
9371 * symtab.h (class Symbol): Add set_visibility and
9372 override_visibility.
9373 * testsuite/ver_test_1.sh: New file.
9374 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9375 (check_DATA): Add ver_test_1.syms.
9376 (ver_test_1.syms): New target.
9377 * testsuite/Makefile.in: Rebuild.
9378
401a9a73
CC		 93792009-02-25 Cary Coutant <ccoutant@google.com>
9380
9381 * layout.cc (Layout::choose_output_section): Don't rename sections
9382 when using a linker script that has a SECTIONS clause.
9383 * Makefile.in: Regenerate.
9384
9385 * testsuite/Makefile.am (script_test_5.sh): New test case.
9386 * testsuite/Makefile.in: Regenerate.
9387 * testsuite/script_test_5.cc: New file.
9388 * testsuite/script_test_5.sh: New file.
9389 * testsuite/script_test_5.t: New file.
9390
f488e4b0
CC		 93912009-02-13 Rafael Avila de Espindola <espindola@google.com>
9392
9393 * archive.cc (Archive::include_member): Update calls to add_symbols.
9394 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9395 the Layout argument.
9396 * dynobj.h (do_add_symbols): Add the Layout argument.
9397 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9398 Layout argument.
9399 * object.h (Object::add_symbols): Add the Layout argument.
9400 (Object::do_add_symbols): Add the Layout argument.
9401 (Sized_relobj::do_add_symbols): Add the Layout argument.
9402 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9403 Unify the two versions.
9404 (Add_plugin_symbols): Remove.
9405 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9406 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9407 (Add_plugin_symbols): Remove.
9408 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9409 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9410 (Add_symbols::run): Make it work with Pulginobj.
9411
89dd1680
ILT		 94122009-02-06 Ian Lance Taylor <iant@google.com>
9413
9414 * object.cc (Sized_relobj::do_layout): Make info message start
9415 with lower case letter.
9416
266d0a74
ILT		 94172009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9418
602b464e
ILT		 9419 * binary.cc: Fix file comment.
9420
266d0a74
ILT		 9421 * options.h (enum Incremental_disposition): Define.
9422 (class General_options): Add new options: --incremental,
9423 --incremental_changed, --incremental_unchanged,
9424 --incremental_unknown. Add incremental_disposition_ and
9425 implicit_incremental_ fields.
9426 (General_options::incremental_disposition): New function.
9427 (class Position_dependent_options): Add incremental_disposition
9428 option.
9429 (Position_dependent_options::copy_from_options): Set incremental
9430 dispositions.
9431 * options.cc (General_options::parse_incremental_changed): New
9432 function.
9433 (General_options::parse_incremental_unchanged): New function.
9434 (General_options::parse_incremental_unknown): New function.
9435 (General_options::General_options): Initialize new fields
9436 incremental_disposition_ and implicit_incremental_.
9437 (General_options::finalize): Check for uasge of --incremental-*
9438 without --incremental.
9439
f073bbf7
CD		 94402009-02-06 Chris Demetriou <cgd@google.com>
9441
9442 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9443 pointer and to report location as the file name associated with
9444 the symbol.
9445 (gold_undefined_symbol_at_location): New function to replace the
9446 old gold_undefined_symbol functionality.
9447 * target-reloc.h (relocate_section): Update to use
9448 gold_undefined_symbol_at_location.
9449 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9450 Call gold_undefined_symbol function rather than gold_error.
9451 * errors.h (Errors::undefined_symbol): Take location as a
9452 string, rather than calculating it from a relocation.
9453 * errors.cc (Errors::fatal): Print "fatal error:" before the
9454 formatted message.
9455 (Errors::error, Errors::error_at_location): Print "error: "
9456 before the formatted message.
9457 (Errors::undefined_symbol): Take location as a string, rather
9458 than calculating it from a relocation.
9459 (gold_undefined_symbol_at_location): New function akin to
9460 old gold_undefined_symbol, calculates location from relocation.
9461 (gold_undefined_symbol): Change to take only a Symbol pointer
9462 and to report location as the file name associated with the symbol.
9463 * testsuite/debug_msg.sh: Update for changed error messages.
9464 * testsuite/undef_symbol.sh: Likewise.
9465
8e94a90c
ILT		 94662009-02-04 Duncan Sands <baldrick@free.fr>
9467
9468 PR 9812
9469 * reduced_debug_output.h
9470 (Output_reduced_debug_abbrev_section::failed): Use format for
9471 gold_warning.
9472 (Output_reduced_debug_info_section::faild): Likewise.
9473
88a0e15b
ILT		 94742009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9475
9476 * script.cc (Lazy_demangler): New class.
9477 (Version_script_info::get_symbol_version_helper): Demangle a
9478 symbol only once.
9479
5efc7cd2
CC		 94802009-01-29 Cary Coutant <ccoutant@google.com>
9481
9482 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9483 to __tls_get_addr.
9484 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9485
e0ebcf42
ILT		 94862009-01-28 Ian Lance Taylor <iant@google.com>
9487
5efc7cd2 9488 * version.cc (version_string): Bump to 1.9.
75fe7426 9489
e0ebcf42
ILT		 9490 * gold.h: Include <cstring> and <stdint.h>.
9491 * version.cc: Include <cstdio>.
9492 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9493 warning.
9494 * reduced_debug_output.cc (insert_into_vector): Rename from
9495 Insert_into_vector; change all callers. Use Swap_unaligned to
9496 avoid aliasing issue; remove union since it is unnecessary.
9497
8e2813be 94982009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9499
9500 * Makefile.am (CCFILES): Add gc.cc.
9501 (HFILES): Add gc.h.
9502 * Makefile.in: Regenerate.
9503 * gold.cc (Gc_runner): New class.
9504 (queue_initial_tasks): Call garbage collection related tasks
9505 when corresponding options are invoked.
9506 (queue_middle_gc_tasks): New function.
9507 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9508 processed early before laying out sections during garbage collection.
9509 * gold.h (queue_middle_gc_tasks): New function.
9510 (is_prefix_of): Move from "layout.cc".
9511 * i386.cc (Target_i386::gc_process_relocs): New function.
9512 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9513 * main.cc (main): Create object of class "Garbage_collection".
9514 * object.cc (Relobj::copy_symbols_data): New function.
9515 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9516 (Sized_relobj::do_layout): Allow this function to be called twice
9517 during garbage collection and defer layout of section during the
6d03d481
ST		 9518 first call.
9519 * object.h (Relobj::get_symbols_data): New function.
9520 (Relobj::is_section_name_included): New function.
9521 (Relobj::copy_symbols_data): New function.
9522 (Relobj::set_symbols_data): New function.
9523 (Relobj::get_relocs_data): New function.
9524 (Relobj::set_relocs_data): New function.
9525 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9526 (Relobj::gc_process_relocs): New function.
9527 (Relobj::do_gc_process_relocs): New pure virtual function.
9528 (Relobj::sd_): New data member.
9529 (Sized_relobj::is_output_section_offset_invalid): New function.
9530 (Sized_relobj::do_gc_process_relocs): New function.
9531 * options.h (General_options::gc_sections): Modify to not be a no-op.
9532 (General_options::print_gc_sections): New option.
9533 * plugin.cc (Plugin_finish::run): Remove function call to
9534 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9535 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9536 * reloc.cc (Read_relocs::run): Add task to process relocs and
9537 determine unreferenced sections when doing garbage collection.
9538 (Gc_process_relocs): New class.
9539 (Sized_relobj::do_gc_process_relocs): New function.
9540 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9541 sections that are garbage collected.
9542 * reloc.h (Gc_process_relocs): New class.
9543 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9544 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9545 symbols whose corresponding sections are garbage collected.
9546 (Symbol_table::Symbol_table): Add new parameter for the garbage
9547 collection object.
9548 (Symbol_table::gc_mark_undef_symbols): New function.
9549 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9550 (Symbol_table::gc_mark_dyn_syms): New function.
9551 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9552 as garbage.
9553 (Symbol_table::add_from_object): Likewise.
9554 (Symbol_table::add_from_relobj): When building shared objects, do not
9555 treat externally visible symbols as garbage.
9556 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9557 table information for static and relocatable links.
9558 * symtab.h (Symbol_table::set_gc): New function.
9559 (Symbol_table::gc): New function.
9560 (Symbol_table::gc_mark_undef_symbols): New function.
9561 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9562 (Symbol_table::gc_mark_dyn_syms): New function.
9563 (Symbol_table::gc_): New data member.
e1df38aa 9564 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9565 function.
9566 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9567 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9568
3b293544
CF		 95692009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9570
9571 * options.h (General_options::gc_sections): Define as a no-op for now.
9572 (General_options::no_keep_memory): Ditto.
9573 (General_options::Bshareable): Define.
9574 * options.cc (General_options::finalize): Honor -Bshareable.
9575
83d22aa8
AS		 95762009-01-20 Andreas Schwab <schwab@suse.de>
9577
9578 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9579 read the value in the contents, since we don't use it. Use the
9580 template endianness when writing.
9581 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9582
cd536b21
AS		 95832009-01-19 Andreas Schwab <schwab@suse.de>
9584
9585 * configure.tgt (powerpc64-*): Fix targ_obj.
9586
99e9a495
ILT		 95872009-01-15 Ian Lance Taylor <iant@google.com>
9588
9589 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9590 local symbols when stripping all symbols.
9591
bbbfea06
CC		 95922009-01-14 Cary Coutant <ccoutant@google.com>
9593
99e9a495 9594 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9595
0f7c0701
CC		 95962009-01-14 Cary Coutant <ccoutant@google.com>
9597
9598 * archive.cc (Archive::get_elf_object_for_member): Remove call
9599 to File_read::claim_for_plugin.
9600 * descriptors.cc (Descriptors::open): Remove reference to
9601 is_claimed.
9602 (Descriptors::claim_for_plugin): Remove.
9603 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9604 (Descriptors::is_claimed): Remove.
9605 (claim_descriptor_for_plugin): Remove.
9606 * fileread.cc (File_read::claim_for_plugin): Remove.
9607 * fileread.h (File_read::claim_for_plugin): Remove.
9608 (File_read::descriptor): Reopen descriptor if necessary.
9609 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9610 (Plugin_manager::all_symbols_read): Add task parameter. Change
9611 all callers.
9612 (Plugin_manager::get_input_file): New function.
9613 (Plugin_manager::release_input_file): New function.
9614 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9615 corresponding data member.
9616 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9617 and pass to base constructor. Change all callers.
9618 (get_input_file, release_input_file): New functions.
9619 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9620 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9621 (Plugin_manager::all_symbols_read): Add task parameter.
9622 (Plugin_manager::get_input_file): New function.
9623 (Plugin_manager::release_input_file): New function.
9624 (Plugin_manager::task_): New data member.
9625 (Pluginobj::Pluginobj): Add filesize parameter.
9626 (Pluginobj::filename): New function.
9627 (Pluginobj::descriptor): New function.
9628 (Pluginobj::filesize): New function.
9629 (Pluginobj::filesize_): New data member.
9630 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9631 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9632 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9633
9634 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9635 with archive libraries.
9636 * testsuite/Makefile.in: Regenerate.
9637 * testsuite/plugin_test.c (struct sym_info): New type.
9638 (get_input_file, release_input_file): New static variables.
9639 (onload): Capture new transfer vector entries.
9640 (claim_file_hook): Stop reading at end of file according to filesize.
9641 Factor out parsing of readelf output into separate function.
9642 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9643 APIs and get the source file name from the symbol table. Convert
9644 source file name to corresponding object file name. Print info
9645 message when adding new input files.
9646 (parse_readelf_line): New function.
9647 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9648 * testsuite/plugin_test_2.sh: Likewise.
9649 * testsuite/plugin_test_3.sh: Likewise.
9650 * testsuite/plugin_test_4.sh: New test case.
9651
62a6d109
ILT		 96522009-01-07 Ian Lance Taylor <iant@google.com>
9653
9654 * version.cc (version_string): Bump to 1.8.
9655
483620e8
CC		 96562008-12-23 Cary Coutant <ccoutant@google.com>
9657
9658 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9659 * plugin.cc (Plugin_manager::finish): Rename as
9660 layout_deferred_objects. Move cleanup to separate function.
9661 (Plugin_manager::cleanup): New function.
9662 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9663 separately.
9664 * plugin.h (Plugin_manager::finish): Rename as
9665 layout_deferred_objects.
9666 (Plugin_manager::cleanup): New function.
9667 (Plugin_manager::cleanup_done): New field.
9668
d66a9eb3
CC		 96692008-12-23 Cary Coutant <ccoutant@google.com>
9670
9671 * plugin.cc (is_visible_from_outside): New function.
9672 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9673 so we don't return "IR only" status for exported symbols or -r links.
9674
9675 * testsuite/Makefile.am (plugin_test_3): New test case.
9676 * testsuite/Makefile.in: Regenerate.
9677 * testsuite/plugin_test_3.sh: New file.
9678
5995b570
CC		 96792008-12-22 Cary Coutant <ccoutant@google.com>
9680
9681 * object.cc (Sized_relobj::layout_section): New function.
9682 (Sized_relobj::do_layout): Defer layout of input sections until after
9683 plugin has provided replacement files.
9684 (Sized_relobj::do_layout_deferred_sections): New function.
9685 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9686 (Relobj::layout_deferred_sections): New function.
9687 (Relobj::do_layout_deferred_sections): New function.
9688 (Sized_relobj::do_layout_deferred_sections): New function.
9689 (Sized_relobj::layout_section): New function.
9690 (Sized_relobj::Deferred_layout): New structure.
9691 (Sized_relobj::deferred_layout_): New field.
9692 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9693 Change all callers. Layout deferred sections.
9694 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9695 references.
9696 (Plugin_hook::run): Move code from do_plugin_hook inline.
9697 (Plugin_hook::do_plugin_hook): Remove.
9698 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9699 (Plugin_manager::finish): Renamed, was cleanup.
9700 (Plugin_manager::should_defer_layout): New function.
9701 (Plugin_manager::add_deferred_layout_object): New function.
9702 (Plugin_manager::Deferred_layout_list): New type.
9703 (Plugin_manager::deferred_layout_objects_): New field.
9704 (Plugin_hook::do_plugin_hook): Remove.
9705
ee769c88
ILT		 97062008-12-17 Ian Lance Taylor <iant@google.com>
9707
9708 * options.h (class General_options): Add --no case for
9709 --export-dynamic.
9710
abc8dcba
CC		 97112008-12-16 Cary Coutant <ccoutant@google.com>
9712
9713 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9714 vector.
9715 (Plugin_manager::claim_file): Create plugin object even if
9716 plugin did not call the add_symbols callback.
9717 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9718 asking for more symbols than were added.
9719 * testsuite/Makefile.am (plugin_test_1): Add test case with
9720 no global symbols.
9721 (empty.syms): New target.
9722 * testsuite/Makefile.in: Regenerate.
9723 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9724 message. Don't call add_symbols if no globals.
9725 (all_symbols_read_hook): Don't provide replacement for empty
9726 claimed file.
9727
b0074644
ILT		 97282008-12-12 Ian Lance Taylor <iant@google.com>
9729
68943102
ILT		 9730 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9731 r_type == 0 for a local symbol with r_sym == 0.
9732 (scan_relocatable_relocs): Pass r_sym to
9733 local_non_section_strategy.
9734 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9735 r_sym parameter.
9736
b0074644
ILT		 9737 * configure.ac: Update test for TLS descriptors: they are
9738 supported as of glibc 2.9.
9739 * configure: Rebuild.
9740
c2508178
ILT		 97412008-12-11 Ian Lance Taylor <iant@google.com>
9742
9743 PR 7091
9744 * target-reloc.h (Default_scan_relocatable_relocs): For each
9745 function, map r_type == 0 to RELOC_DISCARD.
9746
2756a258
CC		 97472008-12-10 Cary Coutant <ccoutant@google.com>
9748
9749 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9750 object to override a kept COMDAT group from a plugin object.
9751
bb6f53d3
ILT		 97522008-12-09 Ian Lance Taylor <iant@google.com>
9753
fbc558e1
ILT		 9754 PR 7088
9755 * yyscript.y (file_cmd): Handle INPUT.
9756
bb6f53d3
ILT		 9757 * testsuite/initpri1.c: Change all declarations to be full
9758 prototypes by adding void, to avoid compiler warnings.
9759
4674ecfc
CC		 97602008-12-05 Rafael Avila de Espindola <espindola@google.com>
9761
9762 * options.cc (General_options::parse_plugin_opt): New.
9763 (General_options::add_plugin): The argument now is just the filename.
9764 (General_options::add_plugin_option): New.
9765 * options.h (plugin_opt): New.
9766 (add_plugin): Change argument name.
9767 (add_plugin_option): New.
9768 * plugin.cc (Plugin::load): Don't parse the plugin option.
9769 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9770 (Plugin::add_option): New.
9771 (Plugin::args_): Change type.
9772 (Plugin::filename_): New.
9773 (Plugin_manager::add_plugin_option): New.
9774 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9775 * testsuite/Makefile.in: Regenerate.
9776
fd06b4aa
CC		 97772008-12-05 Cary Coutant <ccoutant@google.com>
9778
9779 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9780 Handle --strip-lto-sections option.
9781 * options.h (strip_lto_sections): New option.
9782
6c52134c
CC		 97832008-12-01 Cary Coutant <ccoutant@google.com>
9784
9785 * plugin.cc (ld_plugin_message): Change format parameter to const.
9786 Fix mismatch between new[] and delete.
9787
a45248e0
CC		 97882008-11-14 Cary Coutant <ccoutant@google.com>
9789
9790 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9791 instead of -1U.
9792
c82fbeee
CS		 97932008-11-05 Craig Silverstein <csilvers@google.com>
9794
9795 * options.cc (General_options::parse_dynamic_list): New function.
9796 * options.h (General_options): New flags dynamic_list,
9797 dynamic_list_data, dynamic_list_cpp_new, and
9798 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9799 (General_options::in_dynamic_list): New function.
9800 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9801 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9802 (Lex::can_continue_name): Likewise.
9803 (yylex): Likewise.
9804 (read_script_file): New parameter script_options.
9805 (read_dynamic_list): New function.
9806 (Script_options::define_dynamic_list): New function.
9807 (dynamic_list_keyword_parsecodes): New variable.
9808 (dynamic_list_keywords): New variable.
9809 * script.h (Script_options::define_dynamic_list): New function
9810 prototype.
9811 (read_dynamic_list): New function prototype.
9812 * symtab.cc (strprefix): New macro.
9813 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9814 dynamic_list_data, dynamic_list_cpp_new, and
9815 dynamic_list_cpp_typeinfo.
9816 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9817 (dynamic_list_expr): New rule.
9818 (dynamic_list_nodes): Likewise.
9819 (dynamic_list_node): Likewise.
9820 * testsuite/Makefile.am (dynamic_list): New test.
9821 * testsuite/Makefile.in: Regenerated.
9822 * testsuite/dynamic_list.t: New file.
9823 * testsuite/dynamic_list.sh: New file.
9824
e0bb29a5
CS		 98252008-11-05 Craig Silverstein <csilvers@google.com>
9826
9827 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9828 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9829 (t11_last): Likewise.
9830 * testsuite/ver_test_6.c (main): Likewise.
9831
4e1e25e0
CC		 98322008-10-07 Cary Coutant <ccoutant@google.com>
9833
9834 * options.c (General_options::finalize): Add check for -static and
9835 -shared.
9836 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9837 is not empty.
9838
92f03fcb
CC		 98392008-10-02 Cary Coutant <ccoutant@google.com>
9840
9841 * plugin.cc (make_sized_plugin_object): Fix conditional
9842 compilation to work when not all targets are enabled.
9843
fbd8a257
CC		 98442008-09-29 Cary Coutant <ccoutant@google.com>
9845
9846 * archive.cc (Archive::get_file_and_offset): Use filename instead
9847 of name to get library path.
9848 (Archive::include_member): Unlock external member of a thin archive.
9849
9850 * testsuite/Makefile.am (TEST_AR): New variable.
9851 (thin_archive_test_1): New test.
9852 (thin_archive_test_2): New test.
81636b3f
CC		 9853 * testsuite/Makefile.in: Regenerate.
9854 * testsuite/thin_archive_main.cc: New file.
9855 * testsuite/thin_archive_test_1.cc: New file.
9856 * testsuite/thin_archive_test_2.cc: New file.
9857 * testsuite/thin_archive_test_3.cc: New file.
9858 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9859
eff45813
CC		 98602008-09-29 Cary Coutant <ccoutant@google.com>
9861
9862 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9863 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9864 instead of -1U.
9865 (Sized_relobj::do_finalize_local_symbols): Likewise.
9866 (Sized_relobj::map_to_kept_section): Likewise.
9867 * object.h (Sized_relobj::invalid_address): New constant.
9868 (Sized_relobj::do_output_section_offset): Check for invalid_address
9869 and return -1ULL.
9870 * output.cc (Output_reloc::local_section_offset): Use constant
9871 invalid_address instead of -1U.
9872 (Output_reloc::get_address): Likewise.
9873 (Output_section::output_address): Change -1U to -1ULL.
9874 * output.h (Output_reloc::invalid_address): New constant.
9875 * reloc.cc (Sized_relobj::write_sections): Use constant
9876 invalid_address instead of -1U.
9877 (Sized_relobj::relocate_sections): Likewise.
9878 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9879 values for merge sections.
9880 * target-reloc.h (relocate_for_relocatable): Use constant
9881 invalid_address instead of -1U.
9882
89fc3421
CC		 98832008-09-19 Cary Coutant <ccoutant@google.com>
9884
9885 Add plugin functionality for link-time optimization (LTO).
9886 * configure.ac (plugins): Add --enable-plugins option.
9887 * configure: Regenerate.
9888 * config.in: Regenerate.
9889 * Makefile.am (LIBDL): New variable.
9890 (CCFILES): Add plugin.cc.
9891 (HFILES): Add plugin.h.
9892 (ldadd_var): Add LIBDL.
9893 * Makefile.in: Regenerate.
9894
9895 * archive.cc: Include "plugin.h".
9896 (Archive::setup): Don't preread archive symbols when using a plugin.
9897 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9898 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9899 files.
9900 (Archive::include_member): Add symbols from plugin objects.
9901 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9902 * descriptors.cc (Descriptors::open): Check for file descriptors
9903 abandoned by plugins.
9904 (Descriptors::claim_for_plugin): New function.
9905 * descriptors.h (Descriptors::claim_for_plugin): New function.
9906 (Open_descriptor::is_claimed): New field.
9907 (claim_descriptor_for_plugin): New function.
9908 * fileread.cc (File_read::claim_for_plugin): New function.
9909 * fileread.h (File_read::claim_for_plugin): New function.
9910 (File_read::descriptor): New function.
9911 * gold.cc: Include "plugin.h".
9912 (queue_initial_tasks): Add task to call plugin hooks for generating
9913 new object files.
9914 * main.cc: Include "plugin.h".
9915 (main): Load plugin libraries.
9916 * object.h (Pluginobj): Declare.
9917 (Object::pluginobj): New function.
9918 (Object::do_pluginobj): New function.
9919 (Object::set_target): New function.
9920 * options.cc: Include "plugin.h".
9921 (General_options::parse_plugin): New function.
9922 (General_options::General_options): Initialize plugins_ field.
9923 (General_options::add_plugin): New function.
9924 * options.h (Plugin_manager): Declare.
9925 (General_options): Add --plugin option.
9926 (General_options::has_plugins): New function.
9927 (General_options::plugins): New function.
9928 (General_options::add_plugin): New function.
9929 (General_options::plugins_): New field.
9930 * plugin.cc: New file.
9931 * plugin.h: New file.
9932 * readsyms.cc: Include "plugin.h".
9933 (Read_symbols::do_read_symbols): Check for archive before checking
9934 for ELF file. Call plugin hooks to claim files.
9935 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9936 from a real object file; force override when processing replacement
9937 files.
9938 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9939 (Symbol::init_base_object): Likewise.
9940 (Symbol::init_base_output_data): Likewise.
9941 (Symbol::init_base_output_segment): Likewise.
9942 (Symbol::init_base_constant): Likewise.
9943 (Symbol::init_base_undefined): Likewise.
9944 (Symbol::output_section): Assert that object is not a plugin.
9945 (Symbol_table::add_from_pluginobj): New function.
9946 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9947 undefined.
9948 (Symbol_table::sized_write_globals): Likewise.
9949 (Symbol_table::add_from_pluginobj): Instantiate template.
9950 * symtab.h (Sized_pluginobj): Declare.
9951 (Symbol::in_real_elf): New function.
9952 (Symbol::set_in_real_elf): New function.
9953 (Symbol::in_real_elf_): New field.
9954 (Symbol_table::add_from_pluginobj): New function.
9955
9956 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9957 (LIBDL): New variable.
9958 (LDADD): Add LIBDL.
9959 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9960 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9961 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9962 (MOSTLYCLEANFILES): Likewise.
9963 * testsuite/Makefile.in: Regenerate.
9964 * testsuite/plugin_test.c: New file.
9965 * testsuite/plugin_test_1.sh: New file.
9966 * testsuite/plugin_test_2.sh: New file.
9967
de31bda5
ILT		 99682008-09-16 Ian Lance Taylor <iant@google.com>
9969
9c2d0ef9
ILT		 9970 * target-reloc.h (relocate_section): Check whether a symbol is
9971 defined by the ABI before reporting an undefined symbol error.
9972 * target.h (Target::is_defined_by_abi): Make parameter const.
9973 (Target::do_is_defined_by_abi): Likewise.
9974 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9975 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9976 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9977 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9978 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9979 * testsuite/Makefile.in: Rebuild.
9980
de31bda5
ILT		 9981 * fileread.cc (make_view): Add casts to avoid warning.
9982
9fa33bee
AO		 99832008-09-16 Alexandre Oliva <aoliva@redhat.com>
9984
9985 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9986 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9987
183fd0e3
AO		 99882008-09-16 Alexandre Oliva <aoliva@redhat.com>
9989
9990 * options.h (General_options::output_is_executable): New.
9991 (General_options::output_is_pie): New.
9992 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9993 for shared libraries.
9994 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9995
7be8330a
CD		 99962008-09-11 Chris Demetriou <cgd@google.com>
9997
9998 * options.h (origin): New -z option.
9999 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10000 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10001 in DT_FLAGS_1.
10002
a9caad02
CC		 100032008-09-05 Cary Coutant <ccoutant@google.com>
10004
10005 * fileread.cc (File_read::make_view): Add check for attempt to map
10006 beyond end of file.
10007
ae6dce4d
CC		 100082008-09-05 Cary Coutant <ccoutant@google.com>
10009
10010 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10011 explicit instantiations.
10012
d7ab2a47
KVH		 100132008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10014
10015 PR gold/6858
10016 * options.cc (General_options::finalize): Allow undefined symbols
10017 in shlibs if linking -shared.
10018
10019 PR gold/6859
10020 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10021 symbols as not needing a dynsym entry.
10022
1e52a9c1
CS		 100232008-08-20 Craig Silverstein <csilvers@google.com>
10024
10025 * fileread.cc (File_read::open): Do not lock the file unless it
10026 was successfully opened.
10027
d85c80a3
CC		 100282008-08-14 Cary Coutant <ccoutant@google.com>
10029
10030 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10031 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10032 * testsuite/tls_test.cc (struct int128): 128-bit struct
10033 for testing TLS relocs with non-zero addend.
10034 (v12): New TLS variable.
10035 (t12): New test.
10036 (t_last): Add check for v12.
10037 * testsuite/tls_test.h (t12): New function.
10038 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10039
2d924fd9
ILT		 100402008-08-13 Ian Lance Taylor <iant@google.com>
10041
10042 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10043 set tls_segment_ or relro_segment_.
10044 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10045 when appropriate.
10046 * output.h (Output_section::clear_is_relro): New function.
10047 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10048 sections specially even when output_data_ is empty.
10049 (Output_segment::maximum_alignment): When first section is relro,
10050 only force alignment for PT_LOAD segments.
10051 * script.cc (script_data_segment_align): New function.
10052 (script_data_segment_relro_end): New function.
10053 * script-c.h (script_data_segment_align): Declare.
10054 (script_data_segment_relro_end): Declare.
10055 * script-sections.h (class Script_sections): Declare
10056 data_segment_align and data_segment_relro_end. Add fields
10057 segment_align_index_ and saw_relro_end_.
10058 * script-sections.cc (class Sections_element): Add set_is_relro
10059 virtual function. Add new bool* parameter to place_orphan_here.
10060 Add get_output_section virtual function.
10061 (class Output_section_definition): Add set_is_relro. Add new
10062 bool* parameter to place_orphan_here. Add get_output_section.
10063 Add is_relro_ field.
10064 (Output_section_definition::Output_section_definition): Initialize
10065 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10066 and is_relro_ fields.
10067 (Output_section_definition::place_orphan_here): Add is_relro
10068 parameter.
10069 (Output_section_definition::set_section_addresses): Set relro for
10070 output section.
10071 (Output_section_definition::alternate_constraint): Likewise.
10072 (class Orphan_output_section): Add new bool* parameter to
10073 place_orphan_here. Add get_output_section.
10074 (Orphan_output_section::place_orphan_here): Add is_relro
10075 parameter.
10076 (Script_sections::Script_sections): Initialize
10077 data_segment_align_index_ and saw_relro_end_.
10078 (Script_sections::data_segment_align): New function.
10079 (Script_sections::data_segment_relro_end): New function.
10080 (Script_sections::place_orphan): Set or clear is_relro.
10081 (Script_sections::set_section_addresses): Force alignment of first
10082 TLS section.
10083 * yyscript.y (exp): Call script_data_segment_align and
10084 script_data_segment_relro_end.
10085 * testsuite/relro_script_test.t: New file.
10086 * testsuite/relro_test.cc (using_script): Declare.
10087 (t1, t2): Test using_script.
10088 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10089 (relro_script_test_SOURCES): Define.
10090 (relro_script_test_DEPENDENCIES): Define.
10091 (relro_script_test_LDFLAGS): Define.
10092 (relro_script_test_LDADD): Define.
10093 (relro_script_test.so): New target.
10094 * testsuite/Makefile.in: Rebuild.
10095
f827c9a9
CC		 100962008-08-06 Cary Coutant <ccoutant@google.com>
10097
10098 * archive.cc (Archive::total_archives, Archive::total_members)
10099 (Archive::total_members_loaded): New variables.
10100 (Archive::setup): Add parameter. Add option to preread
10101 archive symbols.
10102 (Archive::read_armap): Add counter.
10103 (Archive::get_file_and_offset): New function.
10104 (Archive::get_elf_object_for_member): New function.
10105 (Archive::read_all_symbols): New function.
10106 (Archive::read_symbols): New function.
10107 (Archive::add_symbols): Add counters.
10108 (Archive::include_all_members): Use armap to find members if it's
10109 already built.
10110 (Archive::include_member): Skip reading symbols if already read.
10111 Factored code into Archive::get_file_and_offset and
10112 Archive::get_elf_object_for_member. Changed call to
10113 Mapfile::report_include_archive_member.
10114 (Archive::print_stats): New function.
10115 * archive.h: Declare Object and Read_symbols_data classes.
10116 (Archive::Archive): Add initializers for new members.
10117 (Archive::setup): Add parameter.
10118 (Archive::print_stats): New function.
10119 (Archive::total_archives, Archive::total_members)
10120 (Archive::total_members_loaded): New variables.
10121 (Archive::get_file_and_offset): New function.
10122 (Archive::get_elf_object_for_member): New function.
10123 (Archive::read_all_symbols): New function.
10124 (Archive::read_symbols): New function.
10125 (Archive::Archive_member): New class.
10126 (Archive::members_): New member.
10127 (Archive::num_members_): New member.
10128 * main.cc: Include archive.h.
10129 (main): Call Archive::print_stats.
10130 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10131 archive parameter; member_name is now the fully-decorated name.
10132 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10133 * options.h: (General_options): Add --preread-archive-symbols option.
10134 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10135 Archive::setup.
10136
de4c45bd
ILT		 101372008-08-04 Ian Lance Taylor <iant@google.com>
10138
10139 * symtab.h (Symbol::use_plt_offset): New function.
10140 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10141 * powerpc.cc (Relocate::relocate): Likewise.
10142 * sparc.cc (Relocate::relocate): Likewise.
10143 * x86_64.cc (Relocate::relocate): Likewise.
10144 * testsuite/weak_plt.sh: New test.
10145 * testsuite/weak_plt_main.cc: New test.
10146 * testsuite/weak_plt_shared.cc: New test.
10147 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10148 (check_PROGRAMS): Add weak_plt.
10149 (check_DATA): Add weak_plt_shared.so.
10150 (weak_plt_main_pic.o, weak_plt): New targets.
10151 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10152 * testsuite/Makefile.in: Rebuild.
10153
10154 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10155 gcctestdir/ld.
10156 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10157 * testsuite/Makefile.in: Rebuild.
10158
323ee3f4
AM		 101592008-08-04 Alan Modra <amodra@bigpond.net.au>
10160
10161 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10162 * Makefile.in: Regenerate.
10163 * po/POTFILES.in: Regenerate.
10164
7c07ecec
ILT		 101652008-07-29 Ian Lance Taylor <iant@google.com>
10166
10167 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10168 symbols before other symbols.
10169 * testsuite/script_test_2.cc (test_addr): Declare.
10170 (test_addr_alias): Declare.
10171 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10172 values.
7c07ecec
ILT		 10173 * testsuite/script_test_2.t: Define test_addr_alias and
10174 test_addr.
10175
5778530e
ILT		 101762008-07-24 Ian Lance Taylor <iant@google.com>
10177
2a00e4fb
ILT		 10178 PR 5990
10179 * descriptors.cc: New file.
10180 * descriptors.h: New file.
10181 * gold-threads.h (class Hold_optional_lock): New class.
10182 * fileread.cc: Include "descriptors.h".
10183 (File_read::~File_read): Release descriptor rather than closing
10184 it.
10185 (File_read::open) [file]: Call open_descriptor rather than open.
10186 Set is_descriptor_opened_.
10187 (File_read::open) [memory]: Assert that descriptor is not open.
10188 (File_read::reopen_descriptor): New function.
10189 (File_read::release): Release descriptor.
10190 (File_read::do_read): Make non-const. Reopen descriptor.
10191 (File_read::read): Make non-const.
10192 (File_read::make_view): Reopen descriptor.
10193 (File_read::do_readv): Likewise.
10194 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10195 Update declarations.
10196 * layout.cc: Include "descriptors.h".
10197 (Layout::create_build_id): Use open_descriptor rather than open.
10198 * output.cc: Include "descriptors.h".
10199 (Output_file::open): Use open_descriptor rather than open.
10200 * archive.cc (Archive::const_iterator): Change Archive to be
10201 non-const.
10202 (Archive::begin, Archive::end): Make non-const.
10203 (Archive::count_members): Likewise.
10204 * archive.h (class Archive): Update declarations.
10205 * object.h (Object::read): Make non-const.
10206 * Makefile.am (CCFILES): Add descriptors.cc.
10207 (HFILES): Add descriptors.h.
10208 * Makefile.in: Rebuild.
10209
801647d1
ILT		 10210 PR 6716
10211 * gold.h: Always include <clocale>. Add Solaris workarounds
10212 following code in binutils/sysdep.h.
10213
5edd166e
ILT		 10214 PR 6048
10215 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10216 this->eh_frame_hdr_ is NULL before using it.
10217
c89ad728
ILT		 10218 * dynobj.cc (Versions::Versions): Update comment.
10219
aa86f06b
ILT		 10220 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10221 the base version name.
10222
5778530e
ILT		 10223 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10224 array size plus one.
10225 (Stringpool_template::set_string_offsets): Subtract one from key
10226 before using it as an array index.
10227 (Stringpool_template::get_offset_with_length): Likewise.
10228 (Stringpool_template::write_to_buffer): Likewise.
10229 * stringpool.h (Stringpool_template::get_offset_from_key):
10230 Likewise.
10231
057ead22
ILT		 102322008-07-23 Ian Lance Taylor <iant@google.com>
10233
7f649c59
ILT		 10234 PR 6658
10235 * object.h (Merged_symbol_value::value): Do our best to handle a
10236 negative addend.
10237
057ead22
ILT		 10238 PR 6647
10239 * script.cc (Version_script_info::get_versions): Don't add empty
10240 version tag to return value.
10241 (Version_script_info::get_symbol_version_helper): Change return
10242 type to bool. Add pversion parameter. Change all callers.
10243 (script_register_vers_node): Don't require a non-NULL tag.
10244 * script.h (class Version_script_info): Update declarations.
10245 (Version_script_info::get_symbol_version): Change return type to
10246 bool. Add version parameter. Change all callers.
10247 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10248 handling. Handle an empty version from a version script.
10249 (Symbol_table::define_special_symbol): Likewise.
10250 * testsuite/ver_test_10.script: New file.
10251 * testsuite/ver_test_10.sh: New file.
10252 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10253 (check_DATA): Add ver_test_10.syms.
10254 (ver_test_10.syms, ver_test_10.so): New target.
10255 * testsuite/Makefile.in: Rebuild.
10256
58e54ac2
CD		 102572008-07-23 Simon Baldwin <simonb@google.com>
10258
10259 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10260 to zero for undefined symbols from dynamic libraries.
10261
95d14cd3
ILT		 102622008-07-23 Ian Lance Taylor <iant@google.com>
10263
10264 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10265 Change all callers.
10266 * symtab.h (class Symbol_table): Update declaration.
10267 * testsuite/ver_test_9.cc: New file.
10268 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10269 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10270 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10271 (ver_test_9.so, ver_test_9.o): New targets.
10272 * testsuite/Makefile.in: Rebuild.
10273
92de84a6
ILT		 102742008-07-22 Ian Lance Taylor <iant@google.com>
10275
34810851
ILT		 10276 * options.h (class General_options): Define --check-sections.
10277 * layout.cc (Layout::set_segment_offsets): Handle
10278 --check-sections.
10279
af6156ef
ILT		 10280 * options.h (class General_options): Define -n/--nmagic and
10281 -N/--omagic.
10282 * options.cc (General_options::finalize): For -n/--nmagic or
10283 -N/--omagic, set -static.
10284 * layout.cc (Layout::attach_allocated_section_to_segment): If
10285 -N/--omagic, don't put read-only and read-write sections in
10286 different segments.
10287 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10288 finding a read-only segment.
10289 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10290 don't set the minimum segment alignment to the common page size,
10291 and don't set the file offset to the address modulo the page size.
10292 * script-sections.cc (Script_sections::create_segments): If
10293 -n/--omagic, don't put read-only and read-write sections in
10294 different segments.
10295
92de84a6
ILT		 10296 * cref.cc: New file.
10297 * cref.h: New file.
10298 * options.h (class General_options): Add --print-symbol-counts.
10299 * main.cc (main): Issue defined symbol report if requested.
10300 * archive.cc (Archive::interpret_header): Make into a const member
10301 function.
10302 (Archive::add_symbols): Call Input_objects::archive_start and
10303 archive_stop.
10304 (Archive::const_iterator): Define new class.
10305 (Archive::begin, Archive::end): New functions.
10306 (Archive::include_all_members): Rewrite to use iterator.
10307 (Archive::count_members): New function.
10308 * archive.h (class Archive): Update declarations.
10309 (Archive::filename): New function.
10310 * object.cc: Include "cref.h".
10311 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10312 (Sized_relobj::do_get_global_symbol_counts): New function.
10313 (Input_objects::add_object): Add object to cross-referencer.
10314 (Input_objects::archive_start): New function.
10315 (Input_objects::archive_stop): New function.
10316 (Input_objects::print_symbol_counts): New function.
10317 * object.h: Declare Cref and Archive.
10318 (Object::get_global_symbol_counts): New function.
10319 (Object::do_get_global_symbol_counts): New pure virtual function.
10320 (class Sized_relobj): Add defined_count_ field. Update
10321 declarations.
10322 (class Input_objects): Add cref_ field. Update constructor.
10323 Update declarations.
10324 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10325 defined_count_.
10326 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10327 symbol counts.
10328 (Sized_dynobj::do_get_global_symbol_counts): New function.
10329 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10330 defined_count_. Update declarations. Define Symbols typedef.
10331 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10332 parameter. Change all callers.
10333 (Symbol_table::add_from_dynobj): Add sympointers and defined
10334 parameters. Change all callers.
10335 * symtab.h (class Symbol_table): Update declarations.
10336 * Makefile.am (CCFILES): Add cref.cc.
10337 (HFILES): Add cref.h.
10338 * Makefile.in: Rebuild.
10339
3f7c5e1d
CD		 103402008-07-22 Simon Baldwin <simonb@google.com>
10341
10342 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10343 to zero when writing undefined symbols.
10344
e0b64032
ILT		 103452008-07-22 Ian Lance Taylor <iant@google.com>
10346
10347 * output.cc (Output_section::add_input_section): Don't try to
10348 merge empty merge sections.
10349
096b02cf
CS		 103502008-07-21 Craig Silverstein <csilvers@google.com>
10351
10352 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10353 Include symbol version in error message.
cd536b21 10354
1d1f116d
CD		 103552008-07-20 Chris Demetriou <cgd@google.com>
10356
cd536b21 10357 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10358 (RANDOM_SEED_CFLAGS): New substituted variable.
10359 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10360 * configure: Rebuild.
10361 * Makefile.in: Likewise.
10362 * testsuite/Makefile.in: Likewise.
10363
a18f591e
ILT		 103642008-07-18 Ian Lance Taylor <iant@google.com>
10365
10366 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10367 where we see NAME/NULL and NAME/VERSION as separate symbols.
10368 * testsuite/ver_test_main.cc (main): Call t4.
10369 (t4, t4_2a): Define.
10370 * testsuite/ver_test_2.cc (t4_2): Define.
10371 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10372 * testsuite/ver_test_4.cc (t4_2a): Define.
10373 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10374 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10375
c6e3f6ed
ILT		 103762008-07-17 Ian Lance Taylor <iant@google.com>
10377
10378 * dynobj.cc (Versions::add_def): If we give an error about a
10379 missing version, go ahead and create the version anyhow.
10380
ef9beddf
ILT		 103812008-07-10 Ian Lance Taylor <iant@google.com>
10382
10383 Handle output sections with more than 0x7fffffff bytes.
10384 * object.h (class Relobj): Change map_to_output_ to
10385 output_sections_, and just keep a section pointer. Change all
10386 uses. Move comdat group support to Sized_relobj.
10387 (Relobj::is_section_specially_mapped): Remove.
10388 (Relobj::output_section): Remove poff parameter. Change all
10389 callers.
10390 (Relobj::output_section_offset): New function.
10391 (Relobj::set_section_offset): Rewrite.
10392 (Relobj::map_to_output): Remove.
10393 (Relobj::output_sections): New function.
10394 (Relobj::do_output_section_offset): New pure virtual function.
10395 (Relobj::do_set_section_offset): Likewise.
10396 (class Sized_relobj): Add section_offsets_ field. Add comdat
10397 group support from Relobj. Update declarations.
10398 (Sized_relobj::get_output_section_offset): New function.
10399 (Sized_relobj::do_output_section_offset): New function.
10400 (Sized_relobj::do_set_section_offset): New function.
10401 * object.cc (Relobj::output_section_address): Remove.
10402 (Sized_relobj::Sized_relobj): Initialize new fields.
10403 (Sized_relobj::include_section_group): Cast find_kept_object to
10404 Sized_relobj.
10405 (Sized_relobj::include_linkonce_section): Likewise.
10406 (Sized_relobj::do_layout): Use separate arrays for output section
10407 and output offset.
10408 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10409 output_sections.
10410 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10411 output_sections and section_offsets.
10412 (Sized_relobj::write_local_symbols): Likewise.
10413 (map_to_kept_section): Compute output address directly.
10414 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10415 output_sections and section_offsets.
10416 (Sized_relobj::write_sections): Likewise.
10417 (Sized_relobj::relocate_sections): Likewise.
10418 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10419 * output.h (class Output_reloc): Update declarations. Change
10420 u2_.relobj to Sized_relobj*.
10421 (class Output_data_reloc): Change add functions to use
10422 Sized_relobj*.
10423 * output.cc (Output_reloc::Output_reloc): Change relobj to
10424 Sized_relobj*.
10425 (Output_reloc::local_section_offset): Change return type to
10426 Elf_Addr. Use get_output_section_offset.
10427 (Output_reloc::get_address): Likewise.
10428 (Output_section::is_input_address_mapped): Don't call
10429 is_section_specially_mapped.
10430 (Output_section::output_offset): Likewise.
10431 (Output_section::output_address): Likewise.
10432 (Output_section::starting_output_address): Likewise.
10433 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10434 parameter to Sized_relobj*.
10435 (Copy_relocs::need_copy_reloc): Likewise.
10436 (Copy_relocs::save): Likewise.
10437 * copy-relocs.h (class Copy_relocs): Update declarations.
10438 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10439 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10440 * target-reloc.h (relocate_for_relocatable): Change
10441 offset_in_output_section type to Elf_Addr. Change code that uses
10442 it as well.
10443 * layout.cc (Layout::layout): Always set *off.
10444 * mapfile.cc (Mapfile::print_input_section): Use
10445 output_section_offset.
10446 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10447 Sized_relobj*.
10448 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10449 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10450 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10451
5cb66f97
ILT		 104522008-07-03 Ian Lance Taylor <iant@google.com>
10453
10454 * layout.cc (Layout::include_section): Do not discard unrecognized
10455 SHT_STRTAB sections.
10456
afe47622
CS		 104572008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10458
10459 * script.cc (Lex::can_continue_name): Make '?' allowable in
10460 version-script names.
10461 * testsuite/version_script.map: Change glob pattern to use '?'
10462
5adf9721
ILT		 104632008-06-30 Manish Singh <yosh@gimp.org>
10464
10465 PR 6585
10466 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10467 Correct typo.
10468
e6fde208
ILT		 104692008-06-30 Ian Lance Taylor <iant@google.com>
10470
10471 PR 6660
10472 PR 6682
10473 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10474 versions]: Don't try to read the value in the contents, since we
10475 don't use it. Use the template endianness when writing.
10476
3f2e6a2d
CC		 104772008-06-25 Cary Coutant <ccoutant@google.com>
10478
10479 * fileread.cc (File_read::make_view): Assert on zero-length view.
10480 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10481 symbol table when there are no symbols to read.
10482
c43d3a48
CS		 104832008-06-23 Craig Silverstein <csilvers@google.com>
10484
10485 * version.cc (version_string): Bump to 1.7
10486
5f494ea0
CS		 104872008-06-18 Craig Silverstein <csilvers@google.com>
10488
10489 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10490 constant 0xFFFF to type Valtype.
10491 (Powerpc_relocate_functions::rel16_ha): Likewise.
10492
c42e122e
ILT		 104932008-06-17 Ian Lance Taylor <iant@google.com>
10494
f34787f8
ILT		 10495 * output.h (Output_section::Input_section): Initialize p2align_ to
10496 zero for Output_section_data constructors.
10497 (Output_section::Input_section::addralign): If not an input
10498 section, return the alignment of the Output_section_data.
10499 * testsuite/copy_test.cc: New file.
10500 * testsuite/copy_test_1.cc: New file.
10501 * testsuite/copy_test_2.cc: New file.
10502 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10503 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10504 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10505 (copy_test_1_pic.o, copy_test_1.so): New targets.
10506 (copy_test_2_pic.o, copy_test_2.so): New targets.
10507 * testsuite/Makefile.in: Rebuild.
10508
c42e122e
ILT		 10509 * script-sections.cc (Script_sections::place_orphan): Initialize
10510 local variable exact.
10511
ce3ac18a
DE		 105122008-06-13 David Edelsohn <edelsohn@gnu.org>
10513
10514 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10515
42cacb20
DE		 105162008-06-12 David Edelsohn <edelsohn@gnu.org>
10517 David S. Miller <davem@davemloft.net>
10518
10519 * powerpc.cc: New file.
10520 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10521 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10522 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10523 * Makefile.in: Rebuild.
10524
7b308235
ILT		 105252008-06-09 Ian Lance Taylor <iant@google.com>
10526
10527 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10528 <exception>.
10529 (throwing, orig_terminate): New static variables.
10530 (terminate_handler): New static function.
10531 (t2): Set terminate handler.
10532
f0b886e3
ILT		 105332008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10534
10535 PR 6584
cd536b21 10536 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10537 alignment.
10538
3e90f135
CC		 105392008-05-30 Cary Coutant <ccoutant@google.com>
10540
10541 * archive.cc (Archive::include_all_members) Correct to step
10542 over symbol table and extended name table in thin archives.
10543
e09ad04a
ILT		 105442008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10545
10546 PR 6407
10547 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10548 calculation.
10549
62b01cb5
ILT		 105502008-05-28 Caleb Howe <cshowe@google.com>
10551
10552 * reduced_debug_output.cc: New file.
10553 * reduced_debug_output.h: New file.
92de84a6 10554 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10555 * options.cc (General_options::finalize): Add strip_debug_non_line
10556 to the strip heirarchy.
10557 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10558 fields.
10559 * layout.cc: Include "reduced_debug_output.h".
10560 (Layout::Layout): Initialize new fields.
10561 (line_only_debug_sections): New static array.
10562 (is_lines_only_debug_sections): New static inline function.
10563 (Layout::include_section): Handle --strip-debug-non-line.
10564 (Layout::make_output_section): If --strip-debug-non-line, build
10565 new output sections for .debug_abbrev and .debug_info.
10566 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10567 gold. Warn about possible overflow.
10568 (read_signed_LEB_128): Likewise.
10569 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10570 (read_signed_LEB_128): Declare.
10571 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10572 (HFILES): Add reduced_debug_output.h.
10573 * Makefile.in: Rebuild.
10574
7d9e3d98
ILT		 105752008-05-21 Ian Lance Taylor <iant@google.com>
10576
10577 * mapfile.cc: New file.
10578 * mapfile.h: New file.
10579 * options.h (class General_options): Add -M/--print-map and -Map.
10580 * options.cc (General_options::finalize): Make -M equivalent to
10581 -Map -.
10582 * main.cc: Include <cstdio> and "mapfile.h".
10583 (main): Open mapfile if requested.
10584 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10585 constructor. Change caller.
10586 (queue_initial_tasks): Add mapfile parameter. Change caller.
10587 (queue_middle_tasks): Likewise.
10588 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10589 declarations.
10590 * archive.cc: Include "mapfile.h".
10591 (Archive::add_symbols): Add mapfile parameter. Change all
10592 callers. Pass mapfile, symbol, and reason to include_member.
10593 (Archive::include_all_members): Add mapfile parameter. Change all
10594 callers.
10595 (Archive::include_member): Add mapfile, sym, and why parameters.
10596 Change all callers. Report inclusion to map file.
10597 * archive.h: Include "fileread.h".
10598 (class Archive): Update declarations.
10599 (Archive::file): New const method.
10600 (class Add_archive_symbols): Add mapfile_ field. Update
10601 constructor. Change all callers.
10602 * readsyms.h (class Read_symbols): Likewise.
10603 (class Finish_group): Likewise.
10604 (class Read_script): Likewise.
10605 * common.cc: Include "mapfile.h".
10606 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10607 all callers.
10608 (Symbol_table::do_allocate_commons): Likewise.
10609 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10610 symbol allocation to mapfile.
10611 * common.h (class Allocate_commons_task): Add mapfile_ field.
10612 Update constructor. Change all callers.
10613 * symtab.h (class Symbol_table): Update declarations.
10614 * layout.cc: Include "mapfile.h".
10615 (Layout_task_runner::run): Print information to mapfile.
10616 (Layout::create_gold_note): Change Output_data_fixed_space to
10617 Output_data_zero_fill.
10618 (Layout::create_build_id): Likewise.
10619 (Layout::print_to_mapfile): New function.
10620 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10621 constructor. Change caller.
10622 (class Layout): Declare print_to_mapfile.
10623 * output.cc (Output_section::Input_section::print_to_mapfile): New
10624 function.
10625 (Output_section::add_input_section): If producing a map, always
10626 add to input_sections_ list.
10627 (Output_section::do_print_to_mapfile): New function.
10628 (Output_segment::print_sections_to_mapfile): New function.
10629 (Output_segment::print_section_list_to_mapfile): New function.
10630 * output.h: Include "mapfile.h".
10631 (Output_data::print_to_mapfile): New function.
10632 (Output_data::do_print_to_mapfile): New virtual function.
10633 (Output_segment_headers::do_print_to_mapfile): New function.
10634 (Output_file_header::do_print_to_mapfile): New function.
10635 (Output_data_const::do_print_to_mapfile): New function.
10636 (class Output_data_const_buffer): Add map_name_ field. Update
10637 constructor. Change all callers. Add do_print_to_mapfile
10638 function.
10639 (class Output_data_fixed_space): Likewise.
10640 (class Output_data_space): Likewise.
10641 (class Output_data_zero_fill): New class.
10642 (Output_data_strtab::do_print_to_mapfile): New function.
10643 (Output_data_reloc_base::do_print_to_mapfile): New function.
10644 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10645 (Output_data_group::do_print_to_mapfile): New function.
10646 (Output_data_got::do_print_to_mapfile): New function.
10647 (Output_data_dynamic::do_print_to_mapfile): New function.
10648 (Output_symtab_xindex::do_print_to_mapfile): New function.
10649 (class Output_section): Declare do_print_to_mapflie. Declare
10650 print_to_mapfile in Input_section.
10651 (class Output_segment): Declare new functions.
10652 * object.h (Sized_relobj::symbol_count): New function.
10653 * script-sections.cc
10654 (Output_section_element_dot_assignment::set_section_addresses):
10655 Change Output_data_fixed_space to Output_data_zero_fill.
10656 (Output_data_expression::do_print_to_mapfile): New function.
10657 * script.cc (read_input_script): Add mapfile parameter. Change
10658 all callers.
10659 * script.h (read_input_script): Update declaration.
10660 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10661 (Eh_frame::do_print_to_mapfile): New function.
10662 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10663 (Output_merge_string::do_print_to_mapfile): New function.
10664 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10665 function.
10666 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10667 function.
10668 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10669 function.
10670 * Makefile.am (CCFILES): Add mapfile.cc.
10671 (HFILES): Add mapfile.h.
10672 * Makefile.in: Rebuild.
10673
9f1d377b
ILT		 106742008-05-19 Ian Lance Taylor <iant@google.com>
10675
10676 * options.h (class General_options): Add -z relro.
10677 * layout.cc (Layout::Layout): Initialize relro_segment_.
10678 (Layout::add_output_section_data): Return the output section.
10679 (Layout::make_output_section): Rcognize relro sections and mark
10680 them appropriately.
10681 (Layout::attach_allocated_section_to_segment): Put relro sections
10682 in a PT_GNU_RELRO segment.
10683 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10684 section as relro.
10685 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10686 PT_TLS segments.
10687 (Layout::linkonce_mapping): Map d.rel.ro.local to
10688 .data.rel.ro.local.
10689 (Layout::output_section_name): Us .data.rel.ro.local for any
10690 section which begins with that.
10691 * layout.h (class Layout): Update add_output_section_data
10692 declaration. Add relro_segment_ field.
10693 * output.cc (Output_section::Output_section): Initialize is_relro_
10694 and is_relro_local_ fields.
10695 (Output_segment::add_output_section): Group relro sections.
10696 (Output_segment::is_first_section_relro): New function.
10697 (Output_segment::maximum_alignment): If there is a relro section,
10698 align the segment to the common page size.
10699 (Output_segment::set_section_addresses): Track whether we are
10700 looking at relro sections. If the last section is a relro
10701 section, align to the common page size.
10702 (Output_segment::set_section_list_addresses): Add in_relro
10703 parameter. Change all callers. Align to the page size when
10704 moving from relro to non-relro section.
10705 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10706 segment.
10707 * output.h (class Output_section): Add is_relro_ and
10708 is_relro_local_ fields.
10709 (Output_section::is_relro): New function.
10710 (Output_section::set_is_relro): New function.
10711 (Output_section::is_relro_local): New function.
10712 (Output_section::set_is_relro_local): New function.
10713 (class Output_segment): Update declarations.
10714 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10715 * sparc.cc (Target_sparc::got_section): Likewise.
10716 * x86_64.cc (Target_x86_64::got_section): Likewise.
10717 * testsuite/relro_test_main.cc: New file.
10718 * testsuite/relro_test.cc: New file.
10719 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10720 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10721 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10722 (relro_test.so, relro_test_pic.o): New targets.
10723 * testsuite/Makefile.in: Rebuild.
10724
a984ee1d
ILT		 107252008-05-16 Ian Lance Taylor <iant@google.com>
10726
01676dcd
ILT		 10727 * output.cc (Output_segment::add_output_section): Remove front
10728 parameter.
10729 * output.h (class Output_segment): Remove
10730 add_initial_output_section and overloaded add_output_section.
10731 Update declaration of remaining add_output_section.
10732 * layout.cc (Layout::create_interp): Call add_output_section
10733 rather than add_initial_output_section.
10734 (Layout::finish_dynamic_section): Likewise.
10735
497897f9
ILT		 10736 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10737 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10738 know the dynamic type.
10739 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10740 field. Initialize it in constructor.
10741 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10742 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10743 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10744 reloc.
10745
a984ee1d
ILT		 10746 * output.cc (Output_reloc::get_address): Change return type to
10747 Elf_Addr.
10748 * output.h (class Output_reloc): Update get_address declaration.
10749 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10750 for section addresses.
10751
55ba0940
ILT		 107522008-05-09 Ian Lance Taylor <iant@google.com>
10753
10754 PR 6493
10755 * gold.cc (gold_nomem): Use return value of write.
10756
75517b77
ILT		 107572008-05-08 Ian Lance Taylor <iant@google.com>
10758
10759 * symtab.c (Symbol::init_base_output_data): Add version
10760 parameter. Change all callers.
10761 (Symbol::init_base_output_segment): Likewise.
10762 (Symbol::init_base_constant): Likewise.
10763 (Symbol::init_base_undefined): Likewise.
10764 (Sized_symbol::init_output_data): Likewise.
10765 (Sized_symbol::init_output_segment): Likewise.
10766 (Sized_symbol::init_constant): Likewise.
10767 (Sized_symbol::init_undefined): Likewise.
10768 (Symbol_table::do_define_in_output_data): If the new symbol has a
10769 version, mark it as the default.
10770 (Symbol_table::do_define_in_output_segment): Likewise.
10771 (Symbol_table::do_define_as_constant): Likewise.
10772 * symtab.h (class Symbol): Update declarations.
10773 (class Sized_symbol): Likewise.
10774 * resolve.cc (Symbol::override_version): New function.
c42e122e 10775 (Symbol::override_base): Call override_version.
75517b77
ILT		 10776 (Symbol::override_base_with_special): Likewise.
10777 * testsuite/ver_script_8.script: New file.
10778 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10779 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10780 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10781 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10782
f1f70eae
ILT		 107832008-05-06 Ian Lance Taylor <iant@google.com>
10784
f3e9c5c5
ILT		 10785 PR 6049
10786 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10787 functions.
10788 (class General_options): Remove existing --undefined, and add
10789 --no-undefined instead. Add new --undefined as synonym for -u.
10790 * archive.cc (Archive::add_symbols): Check whether symbol was
10791 named with -u.
10792 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10793 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10794 all uses. Add IS_UNDEFINED. Update declarations to split
10795 different versions of init_base. Declare init_base_undefined.
10796 (Symbol::is_defined): Handle IS_UNDEFINED.
10797 (Symbol::is_undefined): Likewise.
10798 (Symbol::is_weak_undefined): Call is_undefined.
10799 (Symbol::is_absolute): Handle IS_CONSTANT.
10800 (class Sized_symbol): Update declarations to split different
10801 versions of init. Declare init_undefined.
10802 (class Symbol_table): Declare new functions.
10803 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10804 Change all callers.
10805 (Symbol::init_base_output_data): Likewise.
10806 (Symbol::init_base_output_segment): Likewise.
10807 (Symbol::init_base_constant): Likewise.
10808 (Symbol::init_base_undefined): New function.
10809 (Sized_symbol::init_object): Rename from init. Change all
10810 callers.
10811 (Sized_symbol::init_output_data): Likewise.
10812 (Sized_symbol::init_output_segment): Likewise.
10813 (Sized_symbol::init_constant): Likewise.
10814 (Sized_symbol::init_undefined): New function.
10815 (Symbol_table::add_undefined_symbols_from_command_line): New
10816 function.
10817 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10818 function.
10819 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10820 (Symbol::output_section): Likewise.
10821 (Symbol::set_output_section): Likewise.
10822 (Symbol_table::sized_finalize_symbol): Likewise.
10823 (Symbol_table::sized_write_globals): Likewise.
10824 * resolve.cc (Symbol_table::should_override): Likewise.
10825 (Symbol::override_base_with_special): Likewise.
10826
8bdcdf2c
ILT		 10827 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10828 symbol, change it to have default visibility.
10829 * testsuite/protected_1.cc: New file.
10830 * testsuite/protected_2.cc: New file.
10831 * testsuite/protected_3.cc: New file.
10832 * testsuite/protected_main_1.cc: New file.
10833 * testsuite/protected_main_2.cc: New file.
10834 * testsuite/protected_main_3.cc: New file.
10835 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10836 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10837 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10838 (protected_1.so): New target.
10839 (protected_1_pic.o, protected_2_pic.o): New targets.
10840 (protected_3_pic.o): New target.
10841 (check_PROGRAMS): Add protected_2.
10842 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10843 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10844 * testsuite/Makefile.in: Rebuild.
10845
2b706932
ILT		 10846 * options.h (DEFINE_var): Add set_user_set_##varname__.
10847 (DEFINE_bool_alias): New macro.
10848 (class General_options): Define -Bstatic using DEFINE_bool_alias
10849 rather than DEFINE_special. Add --undefined as an alias for -z
10850 defs.
10851 * options.cc (General_options::parse_Bstatic): Remove.
10852
d82a5bcc
ILT		 10853 * options.h (class General_options): Add --fatal-warnings.
10854 * main.cc (main): Implement --fatal-warnings.
10855 * errors.h (Errors::warning_count): New function.
10856
f1f70eae
ILT		 10857 * options.h (class General_options): Add -Bsymbolic-functions.
10858 * symtab.h (Symbol::is_preemptible): Check for
10859 -Bsymbolic-functions.
10860
8825ac63
ILT		 108612008-05-05 Ian Lance Taylor <iant@google.com>
10862
d98bc257
ILT		 10863 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10864 as noVARNAME rather than no-VARNAME.
10865 (class General_options): Add option -z combreloc.
10866 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10867 get_address.
10868 (Output_reloc::sort_before) [SHT_REL]: New function.
10869 (Output_reloc::sort_before) [SHT_RELA]: New function.
10870 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10871 Sort_relocs_comparison.
10872 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10873 parameter. Change all callers.
10874 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10875 sort_relocs parameter. Change all callers.
10876 * output.cc (Output_reloc::get_address): New function, broken out
10877 of write_rel.
10878 (Output_reloc::write_rel): Call it.
10879 (Output_reloc::compare): New function.
10880 (Output_data_reloc_base::do_write): Optionally sort relocs.
10881
60b2b4e7
ILT		 10882 * configure.ac: If targ_extra_obj is set, link it in.
10883 * configure.tgt: Initialize all variables.
10884 (x86_64*): Set targ_extra_obj and targ_extra_size.
10885 * configure: Rebuild.
10886
8825ac63
ILT		 10887 * object.cc (Sized_relobj::include_section_group): Adjust section
10888 indexes read from group data. Build vector to pass to
10889 layout_group.
10890 * layout.cc (Layout::layout_group): Add flags and shndxes
10891 parameters. Remove contents parameter. Change caller. Update
10892 explicit instantiations.
10893 * layout.h (class Layout): Update layout_group declaration.
10894 * output.cc (Output_data_group::Output_data_group): Add flags and
10895 input_shndxes parameters. Remove contents parameter. Change
10896 caller.
10897 (Output_data_group::do_write): Change input_sections_ to
10898 input_shndxes_.
10899 * output.h (class Output_data_group): Update constructor
10900 declaration. Rename input_sections_ to input_shndxes_.
10901 * testsuite/many_sections_test.cc: Add template.
10902
e94cf127
CC		 109032008-04-30 Cary Coutant <ccoutant@google.com>
10904
4418b2d5
CC		 10905 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10906
e94cf127
CC		 10907 * layout.cc (Layout::include_section): Refactored check for debug
10908 info section.
10909 (Layout::add_comdat): Add new parameters. Change type
10910 of signature parameter. Add object and shndx to signatures table.
10911 (Layout::find_kept_object): New function.
10912 * layout.h: Include <cstring>.
10913 (Layout::is_debug_info_section): New function.
10914 (Layout::add_comdat): Add new parameters.
10915 (Layout::find_kept_object): New function.
10916 (Layout::Kept_section): New struct.
10917 (Layout::Signatures): Change type of map range.
10918 * object.cc (Relobj::output_section_address): New function.
10919 (Sized_relobj::include_section_group): Add new parameters. Change
10920 calls to Layout::add_comdat. Change to build table of kept comdat
10921 groups and table mapping discarded sections to kept sections.
10922 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10923 (Sized_relobj::do_layout): Change calls to include_section_group and
10924 include_linkonce_section.
10925 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10926 value to zero when section is discarded.
10927 (Sized_relobj::map_to_kept_section): New function.
10928 * object.h (Relobj::output_section_address): New function.
10929 (Relobj::Comdat_group): New type.
10930 (Relobj::find_comdat_group): New function.
10931 (Relobj::Comdat_group_table): New type.
10932 (Relobj::Kept_comdat_section): New type.
10933 (Relobj::Kept_comdat_section_table): New type.
10934 (Relobj::add_comdat_group): New function.
10935 (Relobj::set_kept_comdat_section): New function.
10936 (Relobj::get_kept_comdat_section): New function.
10937 (Relobj::comdat_groups_): New field.
10938 (Relobj::kept_comdat_sections_): New field.
10939 (Symbol_value::input_value): Update comment.
10940 (Sized_relobj::map_to_kept_section) New function.
10941 (Sized_relobj::include_linkonce_section): Add new parameter.
10942 * target-reloc.h (Comdat_behavior): New type.
10943 (get_comdat_behavior): New function.
10944 (relocate_section): Add code to map a discarded section to the
10945 corresponding kept section when applying a relocation.
10946
e4e5049b
CS		 109472008-04-30 Craig Silverstein <csilvers@google.com>
10948
10949 * dwarf_reader.cc (next_generation_count): New static var.
10950 (Addr2line_cache_entry): New struct.
10951 (addr2line_cache): New static var.
10952 (Dwarf_line_info::one_addr2line): Added caching.
10953 (Dwarf_line_info::clear_addr2line_cache): New function.
10954 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10955 cache-size parameter.
10956 (Dwarf_line_info::one_addr2line_cache): New function.
10957 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10958 new cache-size argument to one_addr2line(), and clear cache.
10959
d09e9154
CC		 109602008-04-28 Cary Coutant <ccoutant@google.com>
10961
10962 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10963 R_386_PC8 relocations.
10964
7ef73768
ILT		 109652008-04-23 Ian Lance Taylor <iant@google.com>
10966
55438702
ILT		 10967 * object.cc (Sized_relobj::include_section_group): Check for
10968 invalid section group.
10969
c165fb93
ILT		 10970 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10971 header size.
10972
7ef73768
ILT		 10973 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10974 than read for file header.
10975 * archive.cc (Archive::include_member): Likewise.
10976
6194aaab
L		 109772008-04-23 Paolo Bonzini <bonzini@gnu.org>
10978
10979 * aclocal.m4: Regenerate.
10980 * configure: Regenerate.
10981
d491d34e
ILT		 109822008-04-19 Ian Lance Taylor <iant@google.com>
10983
5ea2bac6
ILT		 10984 * version.cc (version_string): Bump to 1.6.
10985
7bc3e21a
ILT		 10986 * testsuite/Makefile.am (many_sections_r_test): New target.
10987 (many_sections_r_test_SOURCES): Remove.
10988 (many_sections_r_test_DEPENDENCIES): Remove.
10989 (many_sections_r_test_LDFLAGS): Remove.
10990 (many_sections_r_test_LDADD): Remove.
10991
7fcd3aa9
ILT		 10992 * object.cc (Sized_relobj::do_add_symbols): Always pass
10993 local_symbol_count_ to add_from_relobj.
10994
4c94d6ae
ILT		 10995 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10996 every thousand variables.
10997 * testsuite/Makefile.in: Rebuild.
10998
d491d34e
ILT		 10999 * object.cc (Xindex::initialize_symtab_xindex): New function.
11000 (Xindex::read_symtab_xindex): New function.
11001 (Xindex::sym_xindex_to_shndx): New function.
11002 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11003 available.
11004 (Sized_relobj::do_initialize_xindex): New function.
11005 (Sized_relobj::do_read_symbols): Adjust section links.
11006 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11007 parameter. Change all callers.
11008 (Sized_relobj::include_section_group): Adjust section links and
11009 symbol section indexes.
11010 (Sized_relobj::do_layout): Adjust section links.
11011 (Sized_relobj::do_count_local_symbols): Adjust section links and
11012 symbol section indexes.
11013 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11014 ordinary and special symbols.
11015 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11016 dynsym_xindex parameters. Change all callers. Adjust section
11017 links. Use SHN_XINDEX when needed.
11018 (Sized_relobj::get_symbol_location_info): Adjust section links.
11019 Don't get fooled by special symbols.
11020 * object.h (class Xindex): Define.
11021 (class Object): Add xindex_ parameter. Declare virtual functoin
11022 do_initialize_xindex.
11023 (Object::adjust_sym_shndx): New function.
11024 (Object::set_xindex): New protected function.
11025 (class Symbol_value): Add is_ordinary_shndx_ field.
11026 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11027 (Symbol_value::value): Assert ordinary section.
11028 (Symbol_value::initialize_input_to_output_map): Likewise.
11029 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11030 Change all callers.
11031 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11032 all callers.
11033 (class Sized_relobj): Update declarations.
11034 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11035 parameter. Change all callers.
11036 (Sized_relobj::adjust_shndx): New function.
11037 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11038 field.
11039 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11040 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11041 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11042 (Sized_dynobj::read_dynsym_section): Adjust section links.
11043 (Sized_dynobj::read_dynamic): Likewise.
11044 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11045 section links.
11046 (Sized_dynobj::do_initialize_xindex): New function.
11047 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11048 do_initialize_xindex.
11049 (Sized_dynobj::adjust_shndx): New function.
11050 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11051 dynsym_xindex_ fields.
11052 (Layout::finalize): Add a call to set_section_indexes before
11053 creating the symtab sections.
11054 (Layout::set_section_indexes): Don't do anything if the section
11055 already has a section index.
11056 (Layout::create_symtab_sections): Add shnum parameter. Change
11057 caller. Create .symtab_shndx section if needed.
11058 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11059 caller.
11060 (Layout::allocated_output_section_count): New function.
11061 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11062 needed.
11063 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11064 fields. Update declarations.
11065 (Layout::symtab_xindex): New function.
11066 (Layout::dynsym_xindex): New function.
11067 (class Write_symbols_task): Add layout_ field.
11068 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11069 Change caller.
11070 * output.cc (Output_section_headers::Output_section_headers): Add
11071 shstrtab_section parameter. Change all callers.
11072 (Output_section_headers::do_sized_write): Store overflow values
11073 for section count and section string table section index in
11074 section header zero.
11075 (Output_file_header::do_sized_write): Check for overflow of
11076 section count and section string table section index.
11077 (Output_symtab_xindex::do_write): New function.
11078 (Output_symtab_xindex::endian_do_write): New function.
11079 * output.h (class Output_section_headers): Add shstrtab_section_.
11080 Update declarations.
11081 (class Output_symtab_xindex): Define.
11082 (Output_section::has_out_shndx): New function.
11083 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11084 field.
11085 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11086 Change all callers.
11087 (Sized_symbol::init): Likewise.
11088 (Symbol::output_section): Check for ordinary symbol.
11089 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11090 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11091 callers.
11092 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11093 Change all callers. Simplify handling of symbols from sections
11094 not included in the link.
11095 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11096 distinction.
11097 (Weak_alias_sorter::operator()): Assert that symbols are
11098 ordinary.
11099 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11100 distinction.
11101 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11102 parameters. Change all callers.
11103 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11104 symbol distinction. Use SHN_XINDEX when needed.
11105 (Symbol_table::write_section_symbol): Add symtab_xindex
11106 parameter. Change all callers.
11107 (Symbol_table::sized_write_section_symbol): Likewise. Use
11108 SHN_XINDEX when needed.
11109 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11110 declarations.
11111 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11112 (Symbol::is_defined): Check is_ordinary.
11113 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11114 (Symbol::is_absolute, Symbol::is_common): Likewise.
11115 (class Sized_symbol): Update declarations.
11116 (class Symbol_table): Update declarations.
11117 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11118 parameters. Change all callers.
11119 (Sized_symbol::override): Likewise.
11120 (Symbol_table::override): Likewise.
11121 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11122 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11123 is_ordinary, and orig_st_shndx parameters. Change all callers.
11124 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11125 to be in an ordinary section.
11126 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11127 object and is_ordinary parameters. Change all callers.
11128 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11129 Change all callers. Don't add undefined or non-ordinary symbols
11130 to reloc_map_.
11131 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11132 Change all callers.
11133 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11134 declarations.
11135 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11136 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11137 (Sized_relobj::relocate_sections): Likewise.
11138 * target-reloc.h (scan_relocs): Adjust section symbol index.
11139 (scan_relocatable_relocs): Likewise.
11140 * i386.cc (Scan::local): Check for ordinary symbols.
11141 * sparc.cc (Scan::local): Likewise.
11142 * x86_64.cc (Scan::local): Likewise.
11143 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11144 to symbol_section_and_value.
11145 * testsuite/many_sections_test.cc: New file.
11146 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11147 (check_PROGRAMS): Add many_sections_test.
11148 (many_sections_test_SOURCES): Define.
11149 (many_sections_test_DEPENDENCIES): Define.
11150 (many_sections_test_LDFLAGS): Define.
11151 (BUILT_SOURCES): Add many_sections_define.h.
11152 (many_sections_define.h): New target.
11153 (BUILT_SOURCES): Add many_sections_check.h.
11154 (many_sections_check.h): New target.
11155 (check_PROGRAMS): Add many_sections_r_test.
11156 (many_sections_r_test_SOURCES): Define.
11157 (many_sections_r_test_DEPENDENCIES): Define.
11158 (many_sections_r_test_LDFLAGS): Define.
11159 (many_sections_r_test_LDADD): Define.
11160 (many_sections_r_test.o): New target.
11161 * testsuite/Makefile.in: Rebuild.
11162
c5818ff1
CC		 111632008-04-17 Cary Coutant <ccoutant@google.com>
11164
11165 * errors.cc (Errors::info): New function.
11166 (gold_info): New function.
11167 * errors.h (Errors::info): New function.
11168 * gold.h (gold_info): New function.
11169 * object.cc (Input_objects::add_object): Print trace output.
11170 * options.cc (options::parse_set): New function.
11171 (General_options::parse_wrap): Deleted.
11172 (General_options::General_options): Deleted initializer.
11173 * options.h (options::String_set): New typedef.
11174 (options::parse_set): New function.
11175 (DEFINE_set): New macro.
11176 (General_options::wrap): Changed to use DEFINE_set. Changed
11177 callers of any_wrap_symbols and is_wrap_symbol.
11178 (General_options::trace, General_options::trace_symbol):
11179 New options.
11180 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11181 (General_options::wrap_symbols_): Deleted.
11182 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11183
b5be4a7c
DM		 111842008-04-17 David S. Miller <davem@davemloft.net>
11185
11186 * options.cc (General_options::parse_V): New function.
11187 * options.h: Add entries for -V and -Qy.
11188
155a0dd7
ILT		 111892008-04-17 Ian Lance Taylor <iant@google.com>
11190
11191 * common.cc (Symbol_table::allocate_commons): Remove options
11192 parameter. Change caller.
11193 (Symbol_table::do_allocate_commons): Remove options parameter.
11194 Change caller. Just call do_allocate_commons_list twice.
11195 (Symbol_table::do_allocate_commons_list): New function, broken out
11196 of do_allocate_commons.
11197 * common.h (class Allocate_commons_task): Remove options_ field.
11198 Update constructor.
11199 * symtab.cc (Symbol_table::Symbol_table): Initialize
11200 tls_commons_.
11201 (Symbol_table::add_from_object): Put TLS common symbols on
11202 tls_commons_ list.
11203 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11204 which are IN_OUTPUT_DATA.
11205 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11206 allocate_commons and do_allocate_commons declarations. Declare
11207 do_allocate_commons_list.
11208 * gold.cc (queue_middle_tasks): Update creation of
11209 Allocate_commons_task to not pass options.
11210 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11211 (TLS_TEST_C_FLAGS): New variable.
11212 (tls_test_c_pic.o): New target.
11213 (tls_test_shared.so): Link in tls_test_c_pic.o.
11214 (tls_test_c_pic_ie.o): New target.
11215 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11216 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11217 (tls_test_c.o): New target.
11218 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11219 (tls_pic_test_LDADD): Likewise.
11220 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11221 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11222 (tls_test_c_gnu2.o): New target.
11223 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11224 tls_test_c_gnu2.o.
11225 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11226 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11227 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11228 * testsuite/tls_test.cc: Include "config.h".
11229 (t_last): Call t11_last.
11230 * testsuite/tls_test.h (t11, t11_last): Declare.
11231 * testsuite/tls_test_c.c: New file.
11232 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11233 * configure.ac: Check for OpenMP support.
11234 * configure, config.in, Makefile.in: Rebuild.
11235 * testsuite/Makefile.in: Rebuild.
11236
edfbb029
CC		 112372008-04-16 Cary Coutant <ccoutant@google.com>
11238
11239 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11240 (Target_i386::tls_base_symbol_defined_): New field.
11241 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11242 (Target_i386::Scan::global): Likewise.
11243 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11244 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11245 (Target_x86_64::tls_base_symbol_defined_): New field.
11246 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11247 (Target_x86_64::Scan::global): Likewise.
11248
f3c69fca
CC		 112492008-04-16 Cary Coutant <ccoutant@google.com>
11250
11251 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11252 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11253 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11254 building shared libraries.
11255 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11256 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11257 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11258 * testsuite/Makefile.in: Rebuild.
11259 * testsuite/weak_undef.h: New file.
11260 * testsuite/weak_undef_file1.cc: Add extra test cases.
11261 * testsuite/weak_undef_file2.cc: Likewise.
11262 * testsuite/weak_undef_test.cc: Likewise.
11263
7c414435
DM		 112642008-04-16 David S. Miller <davem@davemloft.net>
11265
32b769e1
DM		 11266 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11267 Add issued_non_pic_error_ field. Declare check_non_pic.
11268 (Target_sparc::Scan::check_non_pic): New function.
11269 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11270 (Target_sparc::Scan::global): Likewise.
11271
11936fb1
DM		 11272 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11273 * configure: Rebuild.
11274
7c414435
DM		 11275 * options.h (DEFINE_enable): New macro.
11276 (new_dtags): New enable option.
11277 (initfirst, interpose, loadfltr, nodefaultlib,
11278 nodelete, nodlopen, nodump): New -z options.
11279 * layout.cc (Layout:finish_dynamic_section): If new
11280 dtags enabled, emit DT_RUNPATH. Also, emit a
11281 DT_FLAGS_1 containing any specified -z flags.
11282
85c7bf8b
ILT		 112832008-04-16 Ian Lance Taylor <iant@google.com>
11284
12c0daef
ILT		 11285 * copy-relocs.cc: New file.
11286 * copy-relocs.h: New file.
11287 * reloc.cc: Remove Copy_relocs code.
11288 * reloc.h: Likewise.
11289 * reloc-types.h (struct Reloc_types) [both versions]: Add
11290 get_reloc_addend_noerror.
11291 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11292 variants of add_global which take an addend which must be zero.
11293 * i386.cc: Include "copy-relocs.h".
11294 (class Target_i386): Change type of copy_relocs_ to variable,
11295 update initializer.
11296 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11297 Change all callers.
11298 (Target_i386::do_finalize_sections): Change handling of
11299 copy_relocs_.
11300 * sparc.cc: Include "copy-relocs.h".
11301 (class Target_sparc): Change type of copy_relocs_ to variable,
11302 update initializer.
11303 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11304 Change all callers.
11305 (Target_sparc::do_finalize_sections): Change handling of
11306 copy_relocs_.
11307 * x86_64.cc: Include "copy-relocs.h".
11308 (class Target_x86_64): Change type of copy_relocs_ to variable,
11309 update initializer.
11310 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11311 class. Change all callers.
11312 (Target_x86_64::do_finalize_sections): Change handling of
11313 copy_relocs_.
11314 * Makefile.am (CCFILES): Add copy-relocs.cc.
11315 (HFILES): Add copy-relocs.h.
11316
4f4995b6
ILT		 11317 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11318
85c7bf8b
ILT		 11319 * testsuite/script_test_4.sh: Permit leading zeroes.
11320
4f2a9edd
ILT		 113212008-04-15 Ian Lance Taylor <iant@google.com>
11322
e6188289
ILT		 11323 * script-sections.cc (Script_sections::create_segments): Use
11324 header_size_adjustment even when there is enough room for the
11325 headers.
11326 * testsuite/script_test_4.sh: New file.
11327 * testsuite/script_test_4.t: New file.
11328 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11329 (check_DATA): Add script_test_4.stdout.
11330 (MOSTLYCLEANFILES): Likewise.
11331 (script_test_4): New target.
11332 (script_test_4.stdout): New target.
11333 * testsuite/Makefile.in: Rebuild.
11334
4f2a9edd
ILT		 11335 * sparc.cc: Add definitions for Output_data_plt_sparc class
11336 constants.
11337
f5314dd5
DM		 113382008-04-14 David S. Miller <davem@davemloft.net>
11339
11340 * sparc.cc: New file.
11341 * Makefile.am (TARGETSOURCES): Add sparc.cc
11342 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11343 * configure.tgt: Document targ_extra_size and
11344 targ_extra_big_endian. Add entries for sparc-* and
11345 sparc64-*.
11346 * configure.ac: Handle targ_extra_size and
11347 targ_extra_big_endian.
11348 * Makefile.in: Rebuild.
11349 * configure: Likewise.
11350 * po/POTFILES.in: Likewise.
11351 * po/gold.pot: Likewise.
11352
154e0e9a
ILT		 113532008-04-14 Ian Lance Taylor <iant@google.com>
11354
11355 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11356 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11357 in the name/type/flags to section mapping. Don't call
11358 allocate_output_section.
11359 (Layout::choose_output_section): Change parameter from adjust_name
11360 to is_input_section. Don't permit input sections after sections
11361 are attached to segments. Don't call allocate_output_section.
11362 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11363 not write_enable_output_section.
11364 (Layout::make_output_section): Don't push to
11365 unattached_section_list_ nor call attach_to_segment. Call
11366 attach_section_to_segment if sections are attached.
11367 (Layout::attach_sections_to_segments): New function.
11368 (Layout::attach_section_to_segment): New function.
11369 (Layout::attach_allocated_section_to_segment): Rename from
11370 attach_to_segment. Remove flags parameter.
11371 (Layout::allocate_output_section): Remove function.
11372 (Layout::write_enable_output_section): Remove function.
11373 * layout.h (class Layout): Update for above changes. Add new
11374 field sections_are_attached_.
11375 * output.h (Output_section::update_flags_for_input_section): New
11376 function.
11377 * output.cc (Output_section::add_input_section): Call
11378 update_flags_for_input_section.
11379 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11380
009a67a2
CC		 113812008-04-11 Cary Coutant <ccoutant@google.com>
11382
11383 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11384 thought unnecessary.
11385 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11386
759b1a24
ILT		 113872008-04-11 Ian Lance Taylor <iant@google.com>
11388
11389 * output.h (class Output_section_data): Remove inline definition
11390 of set_addralign.
11391 * output.cc (Output_section_data::set_addralign): New function.
11392
c2b45e22
CC		 113932008-04-11 Cary Coutant <ccoutant@google.com>
11394
11395 Add support for TLS descriptors for i386 and x86_64.
11396 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11397 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11398 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11399 GOT_TYPE_TLS_DESC.
11400 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11401 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11402 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11403 relocations.
11404 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11405 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11406 Fix problem with initial-exec relocations.
11407 (Target_i386::Relocate::relocate_tls): Likewise.
11408 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11409 relaxation.
11410 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11411 support for section-plus-offset dynamic table entries.
11412 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11413 (Output_data_dynamic::Dynamic_entry): Add support for
11414 section-plus-offset dynamic table entries.
11415 (Output_data_dynamic::Classification): Likewise.
11416 (Output_data_dynamic::classification_): Renamed offset_.
11417 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11418 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11419 (Target_x86_64::make_plt_section): New function.
11420 (Target_x86_64::reserve_tlsdesc_entries): New function.
11421 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11422 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11423 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11424 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11425 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11426 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11427 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11428 add extra PLT entry for TLS descriptors.
11429 (Output_data_plt_x86_64::got_): New field.
11430 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11431 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11432 fields.
11433 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11434 descriptors.
11435 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11436 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11437 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11438 R_386_TLS_DESC_CALL relocations.
11439 (Target_x86_64::Scan::global): Likewise.
11440 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11441 for TLS descriptors.
11442 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11443 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11444 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11445 GD-to-IE relaxation.
11446 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11447 and TLS_DESCRIPTORS.
11448 * Makefile.in: Rebuild.
11449 * configure: Rebuild.
11450 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11451 (tls_test_shared2.so): New target.
11452 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11453 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11454 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11455 (tls_shared_gd_to_ie_test_LDADD): New variable.
11456 (tls_shared_gnu2_gd_to_ie_test): New target.
11457 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11458 New targets.
11459 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11460 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11461 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11462 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11463 (tls_shared_gnu2_test): New target.
11464 (tls_test_gnu2_shared.so): New target.
11465 (tls_shared_gnu2_test_SOURCES): New variable.
11466 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11467 (tls_shared_gnu2_test_LDFLAGS): New variable.
11468 (tls_shared_gnu2_test_LDADD): New variable.
11469 * testsuite/Makefile.in: Rebuild.
11470 * testsuite/Makefile.
11471
83bfb6b7
ILT		 114722008-04-11 Ian Lance Taylor <iant@google.com>
11473
11474 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11475 justsyms.t.
11476 * testsuite/Makefile.in: Rebuild.
11477
11478 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11479 long.
11480 * testsuite/script_test_2.cc (main): Adjust test.
11481
706e1f5e
ILT		 114822008-04-11 David S. Miller <davem@davemloft.net>
11483 Ian Lance Taylor <iant@google.com>
11484
11485 * options.h (General_options): Add entries for '-Y' and
11486 '-relax'.
11487 * options.cc (General_options:finalize): If -Y was used, add those
11488 entries to the library path instead of the default "/lib" and
11489 "/usr/lib".
11490
7c98e6bb
DM		 114912008-04-11 David S. Miller <davem@davemloft.net>
11492
11493 * testsuite/justsyms.t: Start at 0x100.
11494 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11495 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11496 long.
11497 * testsuite/script_test_2.cc: Adjust string and section length
11498 checks.
7c98e6bb 11499
99a37bfd
ILT		 115002008-04-09 Ian Lance Taylor <iant@google.com>
11501
2cefc357
ILT		 11502 PR gold/5996
11503 * script-sections.cc (Sections_element::allocate_to_segment): Add
11504 orphan parameter.
11505 (Output_section_definition::allocate_to_segment): Likewise.
11506 (Orphan_output_section::allocate_to_segment): Likewise.
11507 (Script_sections::attach_sections_using_phdrs_clause): Don't
11508 propagate non-PT_LOAD segments to orphan sections.
11509 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11510 readelf rather than objdump.
11511 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11512 .interp section and PT_INTERP segment are the same size.
11513 * testsuite/Makefile.in: Rebuild.
11514
99a37bfd
ILT		 11515 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11516 aliases for symbols defined in the same object.
11517 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11518 (weak_alias_test_SOURCES): New variable.
11519 (weak_alias_test_DEPENDENCIES): New variable.
11520 (weak_alias_test_LDFLAGS): New variable.
11521 (weak_alias_test_LDADD): New variable.
11522 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11523 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11524 (weak_alias_test_3.o): New target.
11525 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11526 * testsuite/weak_alias_test_main.cc: New file.
11527 * testsuite/weak_alias_test_1.cc: New file.
11528 * testsuite/weak_alias_test_2.cc: New file.
11529 * testsuite/weak_alias_test_3.cc: New file.
11530
780e49c5
ILT		 115312008-04-08 Ian Lance Taylor <iant@google.com>
11532
cdb0b8f5
ILT		 11533 * options.h (class General_options): Add --noinhibit-exec option.
11534 * main.cc (main): Check --noinhibit-exec.
11535
0864d551
ILT		 11536 * options.h (class General_options): Define --wrap as a special
11537 option. Add wrap_symbols_ field.
11538 (General_options::any_wrap_symbols): New function.
11539 (General_options::is_wrap_symbol): New function.
11540 * options.cc (General_options::parse_wrap): New function.
11541 (General_options::General_options): Initialize wrap_symbols_.
11542 * symtab.cc (Symbol_table::wrap_symbol): New function.
11543 (Symbol_table::add_from_object): Handle --wrap.
11544 * symtab.h (class Symbol_table): Declare wrap_symbol.
11545 * target.h (Target::wrap_char): New function.
11546 (Target::Target_info): Add wrap_char field.
11547 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11548 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11549 * testsuite/testfile.cc (Target_test::test_target_info):
11550 Likewise.
11551
789aa6de
ILT		 11552 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11553 there is one.
11554
2c38906f
ILT		 11555 * layout.h (class Layout): Add added_eh_frame_data_ field.
11556 * layout.cc (Layout::Layout): Initialize new field.
11557 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11558 output section until we find a section we merged successfully.
11559 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11560 that the size be non-zero.
11561
780e49c5
ILT		 11562 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11563 qualifier.
11564
7fcd0256
ILT		 115652008-04-08 Craig Silverstein <csilvers@google.com>
11566
11567 * configure.ac: Export new conditional variable HAVE_ZLIB.
11568 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11569 on HAVE_ZLIB.
11570 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11571 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11572
6835af53
ILT		 115732008-04-07 Ian Lance Taylor <iant@google.com>
11574
e24f324c
ILT		 11575 * version.cc (version_string): Set to "1.5".
11576
a036edd8
ILT		 11577 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11578 Add issued_non_pic_error_ field. Declare check_non_pic.
11579 (Target_x86_64::Scan::check_non_pic): New function.
11580 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11581 (Target_x86_64::Scan::global): Likewise.
11582
624f8810
ILT		 11583 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11584 addend parameter. Change caller. Handle merge sections.
11585 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11586 Address to Addend. Don't add in the result of
11587 local_section_offset, pass down the addend and use the returned
11588 value.
11589 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11590 Update declarations of local_section_offset and symbol_value.
11591 * testsuite/two_file_test_1.cc (t18): New function.
11592 * testsuite/two_file_test_2.cc (f18): New function.
11593 * testsuite/two_file_test_main.cc (main): Call t18.
11594 * testsuite/two_file_test.h (t18, f18): Declare.
11595
6835af53
ILT		 11596 * configure.ac: Don't test for objdump, c++filt, or readelf.
11597 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11598 conditionals.
11599 (TEST_READELF): New variable.
11600 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11601 (check_PROGRAMS): Add two_file_strip_test.
11602 (two_file_strip_test): New target.
11603 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11604 (two_file_same_shared_strip_test_SOURCES): New variable.
11605 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11606 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11607 (two_file_same_shared_strip_test_LDADD): New variable.
11608 (two_file_shared_strip.so): New target.
11609 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11610 (ver_test_5.syms, ver_test_7.syms): Likewise.
11611 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11612 (strip_test_3.stdout): Use TEST_OBJDUMP.
11613 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11614
86925eef
CC		 116152008-04-04 Cary Coutant <ccoutant@google.com>
11616
11617 * symtab.h (Symbol::is_weak_undefined): New function.
11618 (Symbol::is_strong_undefined): New function.
11619 (Symbol::is_absolute): New function.
11620 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11621 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11622 absolute symbols.
11623 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11624 (weak_undef_test): New target.
11625 * testsuite/Makefile.in: Rebuild.
11626 * testsuite/weak_undef_file1.cc: New file.
11627 * testsuite/weak_undef_file2.cc: New file.
11628 * testsuite/weak_undef_test.cc: New file.
11629
126f3ece
ILT		 116302008-04-03 Craig Silverstein <csilvers@google.com>
11631
11632 * compressed_output.h (class Output_compressed_section): Use
11633 unsigned buffer.
11634 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11635 add zlib header.
11636 (zlib_compressed_suffix): Removed.
11637 (Output_compressed_section::set_final_data_size): Use unsigned
11638 buffers.
11639 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11640 Fix linker invocation.
11641 (flagstest_o_specialfile_and_compress_debug_sections):
11642 Likewise.
11643 * testsuite/Makefile.in: Regenerated.
11644
deae2a14
DM		 116452008-04-02 David S. Miller <davem@davemloft.net>
11646
11647 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11648 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11649
70752818
ILT		 116502008-04-02 Craig Silverstein <csilvers@google.com>
11651
11652 * TODO: New file.
11653
39d0cb0e
ILT		 116542008-04-02 Ian Lance Taylor <iant@google.com>
11655
11656 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11657 parameters. Update for new key type to views_. Change all
11658 callers.
11659 (File_read::read): Adjust for byteshift in returned view.
11660 (File_read::add_view): New function, broken out of
11661 find_and_make_view.
11662 (File_read::make_view): New function, broken out of
11663 find_and_make_view.
11664 (File_read::find_or_make_view): Add offset and aligned
11665 parameters. Rewrite accordingly. Change all callers.
11666 (File_read::get_view): Add offset and aligned parameters. Adjust
11667 for byteshift in return value.
11668 (File_read::get_lasting_view): Likewise.
11669 * fileread.h (class File_read): Update declarations.
11670 (class File_read::View): Add byteshift_ field. Add byteshift to
11671 constructor. Add byteshift method.
11672 * archive.h (Archive::clear_uncached_views): New function.
11673 (Archive::get_view): Add aligned parameter. Change all callers.
11674 * object.h (Object::get_view): Add aligned parameter. Change all
11675 callers.
11676 (Object::get_lasting_view): Likewise.
11677
11678 * fileread.cc (File_read::release): Don't call clear_views if
11679 there are multiple objects.
11680 * fileread.h (File_read::clear_uncached_views): New function.
11681 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11682 on the archive.
11683
a1207466
CC		 116842008-03-31 Cary Coutant <ccoutant@google.com>
11685
11686 Add thin archive support.
11687 * archive.cc (Archive::armagt): New const.
11688 (Archive::setup): Remove task parameter and calls to unlock.
11689 (Archive::unlock_nested_archives): New function.
11690 (Archive::read_header): Add nested_off parameter. Change
11691 all callers.
11692 (Archive::interpret_header): Likewise.
11693 (Archive::include_all_members): Change to handle thin
11694 archives.
11695 (Archive::include_member): Likewise.
11696 * archive.h (Archive::Archive): Add new parameters and
11697 initializers.
11698 (Archive::armagt): New const.
11699 (Archive::setup): Remove task parameter.
11700 (Archive::unlock_nested_archives): New function.
11701 (Archive::read_header): Add nested_off parameter.
11702 (Archive::interpret_header): Likewise.
11703 (Archive::Nested_archive_table): New typedef.
11704 (Archive::is_thin_archive_): New field.
11705 (Archive::nested_archives_): New field.
11706 (Archive::options_): New field.
11707 (Archive::dirpath_): New field.
11708 (Archive::task_): New field.
11709 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11710 for thin archives. Pass additional parameters to
11711 Archive::Archive. Unlock the archive file after calling
11712 Archive::setup.
cd536b21 11713
479f6503
ILT		 117142008-03-29 Ian Lance Taylor <iant@google.com>
11715
686c8caf
ILT		 11716 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11717 version symbol to be local.
11718 * testsuite/ver_test_4.sh: New file.
11719 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11720 (check_DATA): Add ver_test_4.syms.
11721 (ver_test_4.syms): New target.
11722 * testsuite/Makefile.in: Rebuild.
11723
ab794b6b
ILT		 11724 * output.cc
11725 (Output_section::Input_section_sort_entry::has_priority): New
11726 function.
11727 (Output_section::Input_section_sort_entry::match_file_name): New
11728 function.
11729 (Output_section::Input_section_sort_entry::match_section_name):
11730 Remove.
11731 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11732 Remove.
11733 (Output_section::Input_section_sort_entry::match_section_file):
11734 Remove.
11735 (Output_section::Input_section_sort_compare::operator()): Rewrite
11736 using new Input_section_sort_entry functions. Sort crtbegin and
11737 crtend first. Sort sections with no priority before sections with
11738 a priority.
11739 * testsuite/initpri1.c (d3): Check j != 4.
11740 (cd5): New constructor/destructor function.
11741 (main): Check j != 2.
11742
479f6503
ILT		 11743 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11744 new symbol when resolving, don't call set_is_default.
11745 * testsuite/ver_test_7.cc: New file.
11746 * testsuite/ver_test_7.sh: New file.
11747 * testsuite/Makefile.am (ver_test_7.so): New target.
11748 (ver_test_7.o): New target.
11749 (check_SCRIPTS): Add ver_test_7.sh.
11750 (check_DATA): Add ver_test_7.syms.
11751 (ver_test_7.syms): New target.
11752
2fd32231
ILT		 117532008-03-28 Ian Lance Taylor <iant@google.com>
11754
11755 * layout.cc (Layout::layout): If we see an input section with a
11756 name that needs sorting, set the must_sort flag for the output
11757 section.
11758 (Layout::make_output_section): If the name of the output section
11759 indicates that it might require sorting, set the may_sort flag.
11760 * output.h (Output_section::may_sort_attached_input_sections): New
11761 function.
11762 (Output_section::set_may_sort_attached_input_sections): New
11763 function.
11764 (Output_section::must_sort_attached_input_sections): New
11765 function.
11766 (Output_section::set_must_sort_attached_input_sections): New
11767 function.
11768 (class Output_section): Declare Input_section_sort_entry. Define
11769 Input_section_sort_compare. Declare
11770 sort_attached_input_sections. Add new fields:
11771 may_sort_attached_input_sections_,
11772 must_sort_attached_input_sections_,
11773 attached_input_sections_are_sorted_.
11774 * output.cc (Output_section::Output_section): Initialize new
11775 fields.
11776 (Output_section::add_input_section): Add an entry to
11777 input_sections_ if may_sort or must_sort are true.
11778 (Output_section::set_final_data_size): Call
11779 sort_attached_input_sections if necessary.
11780 (Output_section::Input_section_sort_entry): Define new class.
11781 (Output_section::Input_section_sort_compare::operator()): New
11782 function.
11783 (Output_section::sort_attached_input_sections): New function.
11784 * configure.ac: Check whether the compiler supports constructor
11785 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11786 * testsuite/initpri1.c: New file.
11787 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11788 CONSTRUCTOR_PRIORITY.
11789 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11790 (initpri1_LDFLAGS): New variable.
11791 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11792
18e6b24e
ILT		 117932008-03-27 Ian Lance Taylor <iant@google.com>
11794
49bdd526
ILT		 11795 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11796 * testsuite/common_test_1.c: New file.
11797 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11798 (common_test_1_SOURCES): New variable.
11799 (common_test_1_DEPENDENCIES): New variable.
11800 (common_test_1_LDFLAGS): New variable.
11801
18e6b24e
ILT		 11802 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11803 and commons_ correctly when NAME/VERSION does not override
11804 NAME/NULL.
11805 * testsuite/ver_test_6.c: New file.
11806 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11807 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11808 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11809
04bf7072
ILT		 118102008-03-26 Ian Lance Taylor <iant@google.com>
11811
5871526f
ILT		 11812 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11813 of an undefined symbol from a version script.
11814 * testsuite/Makefile.am (ver_test_5.so): New target.
11815 (ver_test_5.o): New target.
11816 (check_SCRIPTS): Add ver_test_5.sh.
11817 (check_DATA): Add ver_test_5.syms.
11818 (ver_test_5.syms): New target.
11819 * testsuite/ver_test_5.cc: New file.
11820 * testsuite/ver_test_5.script: New file.
11821 * testsuite/ver_test_5.sh: New file.
11822 * Makefile.in, testsuite/Makefile.in: Rebuild.
11823
04bf7072
ILT		 11824 PR gold/5986
11825 Fix problems building gold with gcc 4.3.0.
11826 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11827 (gold_error_at_location, gold_warning_at_location): Use it.
11828 * configure.ac: Check whether we can compile and use a template
11829 function with a printf attribute.
11830 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11831 when jumping over bytes.
11832 * object.cc: Instantiate Object::read_section_data.
11833 * debug.h: Include <cstring>
11834 * dwarf_reader.cc: Include <algorithm>
11835 * main.cc: Include <cstring>.
11836 * options.cc: Include <cstring>.
11837 * output.cc: Include <cstring>.
11838 * script.cc: Include <cstring>.
11839 * script.h: Include <string>.
11840 * symtab.cc: Include <cstring> and <algorithm>.
11841 * target-select.cc: Include <cstring>.
11842 * version.cc: Include <string>.
11843 * testsuite/testmain.cc: Include <cstdlib>.
11844 * configure, config.in: Rebuild.
11845
874c5b28
ILT		 118462008-03-25 Ian Lance Taylor <iant@google.com>
11847
819d6c3a
ILT		 11848 * options.cc: Include "../bfd/bfdver.h".
11849 (options::help): Print bug reporting address.
11850
f4b2c6f5
ILT		 11851 * version.cc (print_version): Adjust output for current value of
11852 BFD_VERSION_STRING.
11853
11854 * NEWS: New file.
11855
e96caa79
ILT		 11856 * options.cc (options::help): Print list of supported targets.
11857 * target-select.h: Include <vector>.
11858 (class Target_selector): Make machine_, size_, and is_big_endian_
11859 fields const. Add bfd_name_ and instantiated_target_ fields.
11860 (Target_selector::Target_selector): Add bfd_name parameter.
11861 (Target_selector::recognize): Make non-virtual, call
11862 do_recognize.
11863 (Target_selector::recognize_by_name): Make non-virtual, call
11864 do_recognize_by_name.
11865 (Target_selector::supported_names): New function.
11866 (Target_selector::bfd_name): New function.
11867 (Target_selector::do_instantiate_target): New pure virtual
11868 function.
11869 (Target_selector::do_recognize): New virtual function.
11870 (Target_selector::do_recognize_by_name): New virtual function.
11871 (Target_selector::instantiate_target): New private function.
11872 (supported_target_names): Declare.
11873 * target-select.cc (Target_selector::Target_selector): Update for
11874 new parameter and fields.
11875 (select_target_by_name): Check that the name matches before
11876 calling recognize_by_name.
11877 (supported_target_names): New function.
11878 * i386.cc (class Target_selector_i386): Update Target_selector
11879 constructor call. Remove recognize and recognize_by_name. Add
11880 do_instantiate_target.
11881 * x86_64.cc (class Target_selector_x86_64): Likewise.
11882 * testsuite/testfile.cc (class Target_selector_test): Update for
11883 changes to Target_selector.
11884
874c5b28
ILT		 11885 * README: Rewrite, with some notes on unsupported features.
11886
0a65a3a7
CC		 118872008-03-24 Cary Coutant <ccoutant@google.com>
11888
11889 * i386.cc (Target_i386::Got_type): New enum declaration.
11890 (Target_i386::Scan::local): Updated callers of Output_data_got
11891 member functions.
11892 (Target_i386::Scan::global): Likewise.
11893 (Target_i386::Relocate::relocate): Likewise.
11894 (Target_i386::Relocate::relocate_tls): Likewise.
11895 * object.h (Got_offset_list): New class.
11896 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11897 (Sized_relobj::local_got_offset): Likewise.
11898 (Sized_relobj::set_local_got_offset): Likewise.
11899 (Sized_relobj::local_has_tls_got_offset): Removed.
11900 (Sized_relobj::local_tls_got_offset): Removed.
11901 (Sized_relobj::set_local_tls_got_offset): Removed.
11902 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11903 * output.cc (Output_data_got::add_global): Added got_type parameter.
11904 (Output_data_got::add_global_with_rel): Likewise.
11905 (Output_data_got::add_global_with_rela): Likewise.
11906 (Output_data_got::add_global_pair_with_rel): New function.
11907 (Output_data_got::add_global_pair_with_rela): New function.
11908 (Output_data_got::add_local): Added got_type parameter.
11909 (Output_data_got::add_local_with_rel): Likewise.
11910 (Output_data_got::add_local_with_rela): Likewise.
11911 (Output_data_got::add_local_pair_with_rel): New function.
11912 (Output_data_got::add_local_pair_with_rela): New function.
11913 (Output_data_got::add_global_tls): Removed.
11914 (Output_data_got::add_global_tls_with_rel): Removed.
11915 (Output_data_got::add_global_tls_with_rela): Removed.
11916 (Output_data_got::add_local_tls): Removed.
11917 (Output_data_got::add_local_tls_with_rel): Removed.
11918 (Output_data_got::add_local_tls_with_rela): Removed.
11919 * output.h (Output_data_got::add_global): Added got_type parameter.
11920 (Output_data_got::add_global_with_rel): Likewise.
11921 (Output_data_got::add_global_with_rela): Likewise.
11922 (Output_data_got::add_global_pair_with_rel): New function.
11923 (Output_data_got::add_global_pair_with_rela): New function.
11924 (Output_data_got::add_local): Added got_type parameter.
11925 (Output_data_got::add_local_with_rel): Likewise.
11926 (Output_data_got::add_local_with_rela): Likewise.
11927 (Output_data_got::add_local_pair_with_rel): New function.
11928 (Output_data_got::add_local_pair_with_rela): New function.
11929 (Output_data_got::add_global_tls): Removed.
11930 (Output_data_got::add_global_tls_with_rel): Removed.
11931 (Output_data_got::add_global_tls_with_rela): Removed.
11932 (Output_data_got::add_local_tls): Removed.
11933 (Output_data_got::add_local_tls_with_rel): Removed.
11934 (Output_data_got::add_local_tls_with_rela): Removed.
11935 * resolve.cc (Symbol::override_base_with_special): Removed
11936 reference to has_got_offset_ field.
11937 * symtab.cc (Symbol::init_fields): Replaced initialization
11938 of got_offset_ with got_offsets_. Removed initialization
11939 of has_got_offset_
53fcba31 11940 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11941 (Symbol::got_offset): Likewise.
11942 (Symbol::set_got_offset): Likewise.
11943 (Symbol::has_tls_got_offset): Removed.
11944 (Symbol::tls_got_offset): Removed.
11945 (Symbol::set_tls_got_offset): Removed.
11946 (Symbol::got_offset_): Removed.
11947 (Symbol::tls_mod_got_offset_): Removed.
11948 (Symbol::tls_pair_got_offset_): Removed.
11949 (Symbol::got_offsets_): New field.
11950 (Symbol::has_got_offset): Removed.
11951 (Symbol::has_tls_mod_got_offset): Removed.
11952 (Symbol::has_tls_pair_got_offset): Removed.
11953 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11954 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11955 member functions.
11956 (Target_x86_64::Scan::global): Likewise.
11957 (Target_x86_64::Relocate::relocate): Likewise.
11958 (Target_x86_64::Relocate::relocate_tls): Likewise.
11959
bd52eafb
BE		 119602008-03-25 Ben Elliston <bje@au.ibm.com>
11961
11962 * yyscript.y: Fix spelling error in comment.
11963
8b105e34
ILT		 119642008-03-24 Ian Lance Taylor <iant@google.com>
11965
8ed814a9
ILT		 11966 * options.h (class General_options): Define build_id option.
11967 * layout.h (class Layout): Declare write_build_id, create_note,
11968 create_build_id. Add build_id_note_ member.
11969 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11970 "libiberty.h", "md5.h", "sha1.h".
11971 (Layout::Layout): Initialize eh_frame_data_,
11972 eh_frame_hdr_section_, and build_id_note_.
11973 (Layout::finalize): Call create_build_id.
11974 (Layout::create_note): New function, broken out of
11975 Layout::create_gold_note.
11976 (Layout::create_gold_note): Call create_note.
11977 (Layout::create_build_id): New function.
11978 (Layout::write_build_id): New function.
11979 (Close_task_runner::run): Call write_build_id.
11980
8b105e34
ILT		 11981 * x86_64.cc: Correct license to GPLv3.
11982
086a1841
ILT		 119832008-03-23 Ian Lance Taylor <iant@google.com>
11984
11985 * options.cc: Include "demangle.h".
11986 (parse_optional_string): New function.
11987 (parse_long_option): Handle takes_optional_argument.
11988 (parse_short_option): Update dash_z initializer. Handle
11989 takes_optional_argument.
11990 (General_options::General_options): Initialize do_demangle_.
11991 (General_options::finalize): Set do_demangle_. Handle demangling
11992 style.
11993 * options.h (parse_optional_string): Declare.
11994 (struct One_option): Add optional_arg field. Update constructor.
11995 Update call constructor calls. Add takes_optional_argument
11996 function.
11997 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11998 (DEFINE_optional_string): Define.
11999 (General_options::demangle): Change from DEFINE_bool to
12000 DEFINE_optional_string.
12001 (General_options::no_demangle): New function.
12002 (General_options::do_demangle): New function.
12003 (General_options::set_do_demangle): New function.
12004 (General_options::execstack_status_): Move definition to end of
12005 class definition.
12006 (General_options::static_): Likewise.
12007 (General_options::do_demangle_): New field.
12008 * object.cc (big_endian>::get_symbol_location_info): Call
12009 Options::do_demangle, not Options::demangle.
12010 * symtab.cc (demangle): Likewise.
12011
cbb93e63
ILT		 120122008-03-22 Ian Lance Taylor <iant@google.com>
12013
12014 * gold.h: Include <cstddef> and <sys/types.h>
12015 * options.h: Include <cstring>.
12016
ec531623
ILT		 120172008-03-21 Ian Lance Taylor <iant@google.com>
12018
12019 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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