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PR ld/13177
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
abd242a9
DM		 12011-10-18 David S. Miller <davem@davemloft.net>
2
3 PR binutils/13301
4 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
5 member to track relocation locations that have moved during TLS
6 reloc optimizations.
7 (Target_sparc::Relocate::Relocate): Initialize to NULL.
8 (Target_sparc::Relocate::relocate): Adjust view down by 4
9 bytes if it matches reloc_adjust_addr_.
10 (Target_sparc::Relocate::relocate_tls): Always move the
11 __tls_get_addr call delay slot instruction forward 4 bytes when
12 performing relaxation.
13
bab9090f
CC		 142011-10-18 Cary Coutant <ccoutant@google.com>
15
16 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
17 (Output_file::map_no_anonymous): Check for non-zero
18 return code from posix_fallocate.
19
f7c5b166
CC		 202011-10-17 Cary Coutant <ccoutant@google.com>
21
22 PR gold/13245
23 * plugin.cc (is_visible_from_outside): Check for symbols
24 referenced from dynamic objects.
25 * resolve.cc (Symbol_table::resolve): Don't count references
26 from dynamic objects as references from real ELF files.
27 * testsuite/plugin_test_2.sh: Adjust expected result.
28
b490c0bb
CC		 292011-10-17 Cary Coutant <ccoutant@google.com>
30
31 * gold.cc: Include timer.h.
32 (queue_middle_tasks): Stamp time.
33 (queue_final_tasks): Likewise.
34 * main.cc (main): Store timer in parameters. Print timers
35 for each pass.
36 * parameters.cc (Parameters::Parameters): Initialize timer_.
37 (Parameters::set_timer): New function.
38 (set_parameters_timer): New function.
39 * parameters.h (Parameters::set_timer): New function.
40 (Parameters::timer): New function.
41 (Parameters::timer_): New data member.
42 (set_parameters_timer): New function.
43 * timer.cc (Timer::stamp): New function.
44 (Timer::get_pass_time): New function.
45 * timer.h (Timer::stamp): New function.
46 (Timer::get_pass_time): New function.
47 (Timer::pass_times_): New data member.
48
f475cf7b
CC		 492011-10-17 Cary Coutant <ccoutant@google.com>
50
51 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
52 task for members of lib groups.
53
cdd7e244
CC		 542011-10-17 Cary Coutant <ccoutant@google.com>
55
56 PR gold/13288
4f95c8b4 57 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 58 (File_read::make_view): Move bounds check (replace with assert)...
59 (File_read::find_or_make_view): ... to here.
60
dfb45471
CC		 612011-10-12 Cary Coutant <ccoutant@google.com>
62
4f95c8b4 63 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 64 ::read returns less than requested size.
65
53bbcc1b
CC		 662011-10-10 Cary Coutant <ccoutant@google.com>
67
4f95c8b4 68 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 69 Initialize defined_count_.
70 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
71 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
72 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
73 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
74 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 75 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 76 member.
77 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 78 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 79 Return zeroes instead of internal error.
80
397b129b
CC		 812011-10-10 Cary Coutant <ccoutant@google.com>
82
83 PR gold/13249
4f95c8b4 84 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 85 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 86 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 87 (Output_reloc::type_): Adjust size of bit field.
88 (Output_reloc::use_plt_offset_): New bit field.
89 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
90 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
91 flag. Adjust all callers.
4f95c8b4 92 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 93 creating RELATIVE relocations.
94
d5698657
NC		 952011-10-10 Nick Clifton <nickc@redhat.com>
96
97 * po/es.po: Updated Spanish translation.
98 * po/fi.po: Updated Finnish translation.
99
6a59a5c2
DN		 1002011-10-03 Diego Novillo <dnovillo@google.com>
101
102 * options.cc (parse_uint): Fix dereference of RETVAL.
103
f0558624
ST		 1042011-09-29 Sriraman Tallam <tmsriram@google.com>
105
106 * layout.h (section_order_map_): New member.
107 (get_section_order_map): New member function.
108 * output.cc (Output_section::add_input_section): Check for patterns
109 only when --section-ordering-file is specified.
110 * gold.cc (queue_middle_tasks): Delay updating order of sections till
111 output_sections have been formed.
112 * layout.cc (Layout_Layout): Initialize section_order_map_.
113 * plugin.cc (update_section_order): Store order in order_map. Do not
114 update the order.
115 * testsuite/Makefile.am: Add test case for plugin_final_layout.
116 * testsuite/Makefile.in: Regenerate.
117 * testsuite/plugin_section_order.c: New file.
118 * testsuite/plugin_final_layout.cc: New file.
119 * testsuite/plugin_final_layout.sh: New file.
120
a7dac153
CC		 1212011-09-29 Cary Coutant <ccoutant@google.com>
122
4f95c8b4 123 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 124 Check for NULL.
4f95c8b4 125 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 126 symbols during incremental update.
127 (Symbol_table::add_from_dynobj): Likewise.
128
eebd87a5
ILT		 1292011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
130 Ian Lance Taylor <iant@google.com>
131
132 * symtab.cc (Symbol_table::define_special_symbol): Always
133 canonicalize version string.
134
403a3331
CC		 1352011-09-26 Cary Coutant <ccoutant@google.com>
136
4f95c8b4
CC		 137 * gold.cc (queue_initial_tasks): Move option checks ...
138 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 139 some options; make others fatal.
140
235061c2
CC		 1412011-09-26 Cary Coutant <ccoutant@google.com>
142
143 gcc PR lto/47247
144 * plugin.cc (get_symbols_v2): New function.
145 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
146 (is_referenced_from_outside): New function.
147 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
148 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
149 (get_symbols): Pass version parameter.
150 (get_symbols_v2): New function.
151 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
152 parameter.
153 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
154 (onload): Add LDPT_GET_SYMBOLS_V2.
155 (all_symbols_read_hook): Use get_symbols_v2; check for
156 LDPR_PREVAILING_DEF_IRONLY_EXP.
157 * testsuite/plugin_test_3.sh: Update expected results.
158
dc87f620
ILT		 1592011-09-23 Simon Baldwin <simonb@google.com>
160
161 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
162 configuration options.
163 * configure: Regenerate.
164 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
165 * Makefile.in: Regenerate.
166 * testsuite/Makefile.in: Regenerate.
167
a8279f82
ST		 1682011-09-19 Sriraman Tallam <tmsriram@google.com>
169
170 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
171
0c9350c8
CC		 1722011-09-19 Cary Coutant <ccoutant@google.com>
173
174 * incremental.cc (can_incremental_update): Fix typo in comment.
175 * incremental.h (can_incremental_update): Likewise.
176
aa06ae28
CC		 1772011-09-18 Cary Coutant <ccoutant@google.com>
178
179 * incremental.cc (can_incremental_update): New function.
180 * incremental.h (can_incremental_update): New function.
181 * layout.cc (Layout::init_fixed_output_section): Call it.
182 (Layout::make_output_section): Don't allow patch space in .eh_frame.
183 * object.cc (Sized_relobj_file::do_layout): Call
184 can_incremental_update.
185
ebb300b2
CC		 1862011-09-13 Cary Coutant <ccoutant@google.com>
187
188 * configure.ac: Check for glibc support for gnu_indirect_function
189 support with static linking, setting automake conditional
190 IFUNC_STATIC.
191 * Makefile.in: Regenerate.
192 * configure: Regenerate.
193
194 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
195 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
196 for IFUNC_STATIC.
197 * testsuite/Makefile.in: Regenerate.
198
1206d0d5
CC		 1992011-09-13 Cary Coutant <ccoutant@google.com>
200
201 * incremental.cc (Sized_relobj_incr::do_layout): Call
202 report_comdat_group for kept comdat sections.
203 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
204 * testsuite/Makefile.in: Regenerate.
205 * testsuite/incr_comdat_test_1.cc: New source file.
206 * testsuite/incr_comdat_test_2_v1.cc: New source file.
207 * testsuite/incr_comdat_test_2_v2.cc: New source file.
208 * testsuite/incr_comdat_test_2_v3.cc: New source file.
209
40b29874
ILT		 2102011-09-13 Ian Lance Taylor <iant@google.com>
211
212 * object.cc (Sized_relobj_file::do_layout): Remove unused local
213 variable external_symbols_offset.
214
1b045aac
ILT		 2152011-09-12 Ian Lance Taylor <iant@google.com>
216
217 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
218 triggered if object has no symbols.
219
24c6c55a
DM		 2202011-09-09 David S. Miller <davem@davemloft.net>
221
222 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
223 (Output_fill_debug_line::do_write): Likewise.
224
66570254
CC		 2252011-08-29 Cary Coutant <ccoutant@google.com>
226
227 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
228 casts to match formatting specs.
229 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
230
8ea8cd50
CC		 2312011-08-26 Cary Coutant <ccoutant@google.com>
232
233 * layout.cc (Free_list::allocate): Provide guarantee of minimum
234 remaining hole size when allocating.
235 (Layout::make_output_section): Set fill methods for debug sections.
236 * layout.h (Free_list::Free_list_node): Move from private to
237 public.
238 (Free_list::set_min_hole_size): New function.
239 (Free_list::begin, Free_list::end): New functions.
240 (Free_list::min_hole_): New data member.
241 * output.cc: Include dwarf.h.
242 (Output_fill_debug_info::do_minimum_hole_size): New function.
243 (Output_fill_debug_info::do_write): New function.
244 (Output_fill_debug_line::do_minimum_hole_size): New function.
245 (Output_fill_debug_line::do_write): New function.
246 (Output_section::Output_section): Initialize new data member.
247 (Output_section::set_final_data_size): Ensure patch space is larger
248 than minimum hole size.
249 (Output_section::do_write): Fill holes in debug sections.
250 * output.h (Output_fill): New class.
251 (Output_fill_debug_info): New class.
252 (Output_fill_debug_line): New class.
253 (Output_section::set_free_space_fill): New function.
254 (Output_section::free_space_fill_): New data member.
255 * testsuite/Makefile.am (incremental_test_3): Add
256 --incremental-patch option.
257 (incremental_test_4): Likewise.
258 (incremental_test_5): Likewise.
259 (incremental_test_6): Likewise.
260 (incremental_copy_test): Likewise.
261 (incremental_common_test_1): Likewise.
262 * testsuite/Makefile.in: Regenerate.
263
7cf80422
NC		 2642011-08-26 Nick Clifton <nickc@redhat.com>
265
266 * po/es.po: Updated Spanish translation.
267
c3f7b0e5
CC		 2682011-08-01 Cary Coutant <ccoutant@google.com>
269
270 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
271 * gold/testsuite/Makefile.in: Regenerate.
272 * gold/testsuite/justsyms_exec.c: New source file.
273 * gold/testsuite/justsyms_lib.c: New source file.
274
9590bf25
CC		 2752011-08-01 Cary Coutant <ccoutant@google.com>
276
277 * layout.cc (Layout::set_segment_offsets): Don't realign text
278 segment if -Ttext was specified.
279 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
280 file type.
281 * object.h (Sized_relobj_file::e_type): New function.
282 (Sized_relobj_file::e_type_): New data member.
283 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
284 base address for ET_EXEC files.
285 * target.cc (Target::do_make_elf_object_implementation): Allow
286 ET_EXEC files with --just-symbols option.
287
dcd8d12e
CC		 2882011-07-28 Cary Coutant <ccoutant@google.com>
289
290 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
291 Add thread_number parameter.
292 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
293 * workqueue-threads.cc
294 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
295 current thread if its thread number is greater than desired thread
296 count.
297 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
298 Add thread_number parameter.
299 (Workqueue::should_cancel_thread): Likewise.
300 (Workqueue::find_runnable_or_wait): Pass thread_number to
301 should_cancel_thread.
302 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
303 parameter.
304
804eb480
ST		 3052011-07-22 Sriraman Tallam <tmsriram@google.com>
306
307 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
308 only after checking if it cannot be forced local.
309 * symtab.h (is_externally_visible): Check if the symbol is not forced
310 local.
311
f1ddb600
ILT		 3122011-07-15 Ian Lance Taylor <iant@google.com>
313
314 * options.h (class General_options): Add --print-output-format.
315 Move -EL next to -EB, for better --help output.
316 * target-select.cc: Include <cstdio>, "options.h", and
317 "parameters.h".
318 (Target_selector::do_target_bfd_name): New function.
319 (print_output_format): New function.
320 * target-select.h (class Target_selector): Update declarations.
321 (Target_selector::target_bfd_name): New function.
322 (print_output_format): Declare.
323 * main.cc: Include "target-select.h".
324 (main): Handle --print-output-format.
325 * gold.cc: Include "target-select.h".
326 (queue_initial_tasks): Handle --print-output-format when there are
327 no input files.
328 * parameters.cc (parameters_force_valid_target): Give a better
329 error message if -EB/-EL does not match target.
330 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
331 function.
332
7d172687
ILT		 3332011-07-15 Ian Lance Taylor <iant@google.com>
334
335 * i386.cc (class Output_data_plt_i386): Add layout_ field.
336 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
337 (Output_data_plt_i386::do_write): Write address of .dynamic
338 section to first entry in .got.plt section.
339 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
340 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
341 Initialize layout_.
342 (Output_data_plt_x86_64::do_write): Write address of .dynamic
343 section to first entry in .got.plt section.
344 * layout.h (Layout::dynamic_section): New function.
345
e9552f7e
ST		 3462011-07-13 Sriraman Tallam <tmsriram@google.com>
347
348 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
349 to claim_file call.
350 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
351 input_section_position_, and input_section_glob_.
352 (read_layout_from_file): Call function section_ordering_specified.
353 * layout.h (is_section_ordering_specified): New function.
354 (section_ordering_specified): New function.
355 (section_ordering_specified_): New boolean member.
356 * main.cc(main): Call load_plugins after layout object is defined.
357 * output.cc (Output_section::add_input_section): Use
358 function section_ordering_specified to check if section ordering is
359 needed.
360 * output.cc (Output_section::add_relaxed_input_section): Use
361 function section_ordering_specified to check if section ordering is
362 needed.
363 (Output_section::update_section_layout): New function.
364 (Output_section::sort_attached_input_sections): Check if input section
365 must be reordered.
366 * output.h (Output_section::update_section_layout): New function.
367 * plugin.cc (get_section_count): New function.
368 (get_section_type): New function.
369 (get_section_name): New function.
370 (get_section_contents): New function.
371 (update_section_order): New function.
372 (allow_section_ordering): New function.
373 (Plugin::load): Add the new interfaces to the transfer vector.
374 (Plugin_manager::load_plugins): New parameter.
375 (Plugin_manager::all_symbols_read): New parameter.
376 (Plugin_manager::claim_file): New parameter. Save the elf object for
377 unclaimed objects.
378 (Plugin_manager::get_elf_object): New function.
379 (Plugin_manager::get_view): Change to directly use the bool to check
380 if get_view is called from claim_file_hook.
381 * plugin.h (input_objects): New function
382 (Plugin__manager::load_plugins): New parameter.
383 (Plugin_manager::claim_file): New parameter.
384 (Plugin_manager::get_elf_object): New function.
385 (Plugin_manager::in_claim_file_handler): New function.
386 (Plugin_manager::in_claim_file_handler_): New member.
387 (layout): New function.
388 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
389 handler with an extra parameter. Make the elf object before calling
390 claim_file handler.
391 * testsuite/plugin_test.c (get_section_count): New function pointer.
392 (get_section_type): New function pointer.
393 (get_section_name): New function pointer.
394 (get_section_contents): New function pointer.
395 (update_section_order): New function pointer.
396 (allow_section_ordering): New function pointer.
397 (onload): Check if the new interfaces exist.
398
9446efde
ILT		 3992011-07-13 Ian Lance Taylor <iant@google.com>
400
401 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
402 relro section.
403 * x86_64.cc (Target_x86_64::got_section): Likewise.
404 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
405 (relro_now_test_SOURCES): New variable.
406 (relro_now_test_DEPENDENCIES): New variable.
407 (relro_now_test_LDFLAGS): New variable.
408 (relro_now_test_LDADD): New variable.
409 (relro_now_test.so): New target.
410 * testsuite/Makefile.in: Rebuild.
411
07aa62f2
ILT		 4122011-07-12 Ian Lance Taylor <iant@google.com>
413
414 PR gold/12980
415 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
416 GLOB_DAT relocation rather than a RELATIVE relocation for a
417 protected symbol when creating a shared library.
418 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
419 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
420 * testsuite/protected_main_1.cc (main): Test that protected
421 function has same address.
422
e2153196
ILT		 4232011-07-11 Ian Lance Taylor <iant@google.com>
424
425 PR gold/12979
426 * options.h (class General_options): Add -Bgroup.
427 * options.cc (General_options::finalize): If -Bgroup is set,
428 default to --unresolved-symbols=report-all.
429 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
430 * target-reloc.h (issue_undefined_symbol_error): Handle
431 --unresolved-symbols=report-all.
432
6daf5215
ILT		 4332011-07-08 Ian Lance Taylor <iant@google.com>
434
435 PR gold/11985
436 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
437 if linker script discards key sections.
438 (Layout::create_dynamic_symtab): Likewise.
439 (Layout::assign_local_dynsym_offsets): Likewise.
440 (Layout::sized_create_version_sections): Likewise.
441 (Layout::create_interp): Likewise.
442 (Layout::finish_dynamic_section): Likewise.
443 (Layout::set_dynamic_symbol_size): Likewise.
444
beabb2c6
ILT		 4452011-07-08 Ian Lance Taylor <iant@google.com>
446
447 PR gold/12386
448 * options.h (class General_options): Add --unresolved-symbols.
449 * target-reloc.h (issue_undefined_symbol_error): Check
450 --unresolved-symbols. Add comments.
451
9c16daf1
ILT		 4522011-07-08 Ian Lance Taylor <iant@google.com>
453
454 * testsuite/odr_violation2.cc (Ordering::operator()): Make
455 expression more complex.
456
191f1a2d
ILT		 4572011-07-08 Ian Lance Taylor <iant@google.com>
458
459 PR gold/11317
460 * target-reloc.h (issue_undefined_symbol_error): New inline
461 function, broken out of relocate_section.
462 (relocate_section): Call issue_undefined_symbol_error.
463 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
464 there is no TLS segment if we are about to issue an undefined
465 symbol error.
466 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
467
62855347
ILT		 4682011-07-08 Ian Lance Taylor <iant@google.com>
469
470 PR gold/12279
471 * resolve.cc (Symbol_table::should_override): Add fromtype
472 parameter. Change all callers. Give error when linking together
473 TLS and non-TLS symbol.
474 (Symbol_table::should_override_with_special): Add fromtype
475 parameter. Change all callers.
476 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
477 there is no TLS segment if we have reported some errors.
478 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
479
67181c72
ILT		 4802011-07-08 Ian Lance Taylor <iant@google.com>
481
482 PR gold/12372
483 * target.h (Target::plt_address_for_global): New function.
484 (Target::plt_address_for_local): New function.
485 (Target::plt_section_for_global): Remove.
486 (Target::plt_section_for_local): Remove.
487 (Target::do_plt_address_for_global): New virtual function.
488 (Target::do_plt_address_for_local): New virtual function.
489 (Target::do_plt_section_for_global): Remove.
490 (Target::do_plt_section_for_local): Remove.
491 (Target::register_global_plt_entry): Add Symbol_table and Layout
492 parameters.
493 * output.cc (Output_data_got::Got_entry::write): Use
494 plt_address_for_global and plt_address_for_local.
495 * layout.cc (Layout::add_target_dynamic_tags): Use size and
496 address of output section.
497 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
498 got_irelative_, and irelative_count_ fields. Update
499 declarations.
500 (Output_data_plt_i386::has_irelative_section): New function.
501 (Output_data_plt_i386::entry_count): Add irelative_count_.
502 (Output_data_plt_i386::set_final_data_size): Likewise.
503 (class Target_i386): Add got_irelative_ and rel_irelative_
504 fields. Update declarations.
505 (Target_i386::Target_i386): Initialize new fields.
506 (Target_i386::do_plt_address_for_global): New function replacing
507 do_plt_section_for_global.
508 (Target_i386::do_plt_address_for_local): New function replacing
509 do_plt_section_for_local.
510 (Target_i386::got_section): Create got_irelative_.
511 (Target_i386::rel_irelative_section): New function.
512 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
513 fields. Don't define __rel_iplt_{start,end}.
514 (Output_data_plt_i386::add_entry): Add symtab and layout
515 parameters. Change all callers. Use different PLT and GOT for
516 IFUNC symbols.
517 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
518 layout parameters. Change all callers. Use different PLT and
519 GOT.
520 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
521 (Output_data_plt_i386::rel_irelative): New function.
522 (Output_data_plt_i386::address_for_global): New function.
523 (Output_data_plt_i386::address_for_local): New function.
524 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
525 IRELATIVE GOT when changing IFUNC GOT entries.
526 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
527 reloc.
528 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
529 if we didn't create an IRELATIVE GOT.
530 (Target_i386::Relocate::relocate): Use plt_address_for_global and
531 plt_address_for_local.
532 (Target_i386::do_dynsym_value): Use plt_address_for_global.
533 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
534 got_irelative_, and irelative_count_ fields. Update
535 declarations.
536 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
537 Initialize new fields. Remove symtab parameter. Change all
538 callers.
539 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
540 irelative_count_.
541 (Output_data_plt_x86_64::has_irelative_section): New function.
542 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
543 (class Target_x86_64): Add got_irelative_ and rel_irelative_
544 fields. Update declarations.
545 (Target_x86_64::Target_x86_64): Initialize new fields.
546 (Target_x86_64::do_plt_address_for_global): New function replacing
547 do_plt_section_for_global.
548 (Target_x86_64::do_plt_address_for_local): New function replacing
549 do_plt_section_for_local.
550 (Target_x86_64::got_section): Create got_irelative_.
551 (Target_x86_64::rela_irelative_section): New function.
552 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
553 all callers. Don't create __rel_iplt_{start,end}.
554 (Output_data_plt_x86_64::add_entry): Add symtab and layout
555 parameters. Change all callers. Use different PLT and GOT for
556 IFUNC symbols.
557 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
558 layout parameters. Change all callers. Use different PLT and
559 GOT.
560 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
561 parameters. Change all callers. Use different PLT and GOT for
562 IFUNC symbols.
563 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
564 (Output_data_plt_x86_64::rela_irelative): New function.
565 (Output_data_plt_x86_64::address_for_global): New function.
566 (Output_data_plt_x86_64::address_for_local): New function.
567 (Output_data_plt_x86_64::set_final_data_size): Likewise.
568 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
569 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
570 (Target_x86_64::register_global_plt_entry): Add symtab and layout
571 parameters.
572 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
573 reloc.
574 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
575 symbols if we didn't create an IRELATIVE GOT.
576 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
577 plt_address_for_local.
578 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
579 * testsuite/ifuncvar1.c: New test file.
580 * testsuite/ifuncvar2.c: New test file.
581 * testsuite/ifuncvar3.c: New test file.
582 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
583 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
584 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
585 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
586 * testsuite/Makefile.in: Rebuild.
587
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589
590 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
591 (two_file_test_1_ndebug.o): Likewise.
592 (two_file_test_1b_ndebug.o): Likewise.
593 (two_file_test_2_ndebug.o): Likewise.
594 (two_file_test_main_ndebug.o): Likewise.
595 (incremental_test_2): Link with no-debug versions.
596
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598
599 * gold/incremental.cc
600 (Output_section_incremental_inputs::write_info_blocks): Check for
601 hidden and internal symbols.
602
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604
605 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
606 Check disposition for startup file.
607 (Incremental_inputs::report_command_line): Ignore
608 --incremental-startup-unchanged option.
609 * options.cc (General_options::parse_incremental_startup_unchanged):
610 New function.
611 (General_options::General_options): Initialize new data member.
612 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
613 (General_options): Add --incremental-startup-unchanged option.
614 (General_options::incremental_startup_disposition): New function.
615 (General_options::incremental_startup_disposition_): New data member.
616
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618
619 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
620 input file index to Script_info ctor.
621 (Sized_incremental_binary::do_file_has_changed): Find the
622 command-line argument for files named in scripts.
623 * incremental.h (Script_info::Script_info): New ctor
624 with input file index.
625 (Script_info::input_file_index): New function.
626 (Script_info::input_file_index_): New data member.
627 (Incremental_binary::get_library): Add const.
628 (Incremental_binary::get_script_info): Add const.
629 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
630 * testsuite/Makefile.am (incremental_test_5): New test case.
631 (incremental_test_6): New test case.
632 * testsuite/Makefile.in: Regenerate.
633
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635
636 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
637 debug output when command lines differ.
638
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640
641 * incremental.cc (Incremental_inputs::report_command_line): Ignore
642 --incremental-patch option.
643 * layout.cc (Free_list::allocate): Extend allocation beyond original
644 end if enabled.
645 (Layout::make_output_section): Mark sections that should get
646 patch space.
647 * options.cc (parse_percent): New function.
648 * options.h (parse_percent): New function.
649 (DEFINE_percent): New macro.
650 (General_options): Add --incremental-patch option.
651 * output.cc (Output_section::Output_section): Initialize new data
652 members.
653 (Output_section::add_input_section): Print section name when out
654 of patch space.
655 (Output_section::add_output_section_data): Likewise.
656 (Output_section::set_final_data_size): Add patch space when
657 doing --incremental-full.
658 (Output_section::do_reset_address_and_file_offset): Remove patch
659 space.
660 (Output_segment::set_section_list_addresses): Print debug output
661 only if --incremental-update.
662 * output.h (Output_section::set_is_patch_space_allowed): New function.
663 (Output_section::is_patch_space_allowed_): New data member.
664 (Output_section::patch_space_): New data member.
665 * parameters.cc (Parameters::incremental_full): New function.
666 * parameters.h (Parameters::incremental_full): New function
667 * testsuite/Makefile.am (incremental_test_2): Add test for
668 --incremental-patch option.
669 * testsuite/Makefile.in: Regenerate.
670 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
671 (t18): Remove function body.
672
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674
675 PR gold/12771
676 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
677 Arm_Address type for relocation result.
678 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
679 overflow check.
680 (Arm_relocate_functions::abs32): Use unaligned access.
681 (Arm_relocate_functions::rel32): Ditto.
682 (Arm_relocate_functions::prel31): Ditto.
683 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
684 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
685 static data relocations.
686 * testsuite/Makefile.in: Regnerate.
687 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
688
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690
691 PR gold/12392
692 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
693 symbols if necessary.
694 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
695
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697
698 PR gold/12952
699 * resolve.cc (Symbol::override_base_with_special): Simply override
700 version with special symbol version, ignoring previous version.
701
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703
704 * object.cc (Sized_relobj_file::include_section_group): Add
705 information to comment about signature location.
706
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708
709 PR gold/12957
710 * options.h (class General_options): Add -f and -F.
711 * options.cc (General_options::finalize): Fatal error if -f/-F
712 are used without -shared.
713 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
714
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716
717 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
718
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720
721 PR gold/12525
722 PR gold/12952
723 * resolve.cc (Symbol::override_base_with_special): Don't override
724 the version if the overriding symbol has a different name.
725 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
726 all callers. If we give an error about an undefined version,
727 define the base version if necessary.
728 * dynobj.h (class Versions): Update declaration.
729 * testsuite/weak_alias_test_5.cc: New file.
730 * testsuite/weak_alias_test.script: New file.
731 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
732 and versioned_alias have the right value, and call t2.
733 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
734 weak_alias_test_5.so.
735 (weak_alias_test_LDADD): Likewise.
736 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
737 * testsuite/Makefile.in: Rebuild.
738
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740
741 PR gold/12525
742 * options.h (class General_options): Support -z notext.
743 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
744 -Wl,-z,notext.
745 (two_file_shared_nonpic.so): Likewise.
746 (two_file_shared_mixed.so): Likewise.
747 (two_file_shared_mixed_1.so): Likewise.
748 (weak_undef_lib_nonpic.so): Likewise.
749 (alt/weak_undef_lib_nonpic.so): Likewise.
750 (tls_test_shared_nonpic.so): Likewise.
751 * testsuite/Makefile.in: Rebuild.
752
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754
755 PR gold/12525
756 * configure.ac: Test whether static linking works, setting
757 the automake conditional HAVE_STATIC.
758 * testsuite/Makefile.am: Disable tests using -static if
759 HAVE_STATIC is not true.
760 * configure, testsuite/Makefile.in: Rebuild.
761
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763
764 PR gold/12525
765 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
766 Assert if we see DW_EH_PE_indirect.
767 * target.h (Target::ehframe_datarel_base): New function.
768 (Target::do_ehframe_datarel_base): New target function.
769 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
770 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
771 function.
772
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774
775 PR gold/12571
776 * options.h (class General_options): Add
777 --ld-generated-unwind-info.
778 * ehframe.cc (Fde::write): Add address parameter. Change all
779 callers. If associated with PLT, fill in address and size.
780 (Cie::set_output_offset): Only add merge mapping if there is an
781 object.
782 (Cie::write): Add address parameter. Change all callers.
783 (Eh_frame::add_ehframe_for_plt): New function.
784 * ehframe.h (class Fde): Update declarations. Move shndx_ and
785 input_offset_ fields into union u_, with new plt field.
786 (Fde::Fde): Adjust for new union field.
787 (Fde::Fde) [Output_data version]: New constructor.
788 (Fde::add_mapping): Only add merge mapping if there is an object.
789 (class Cie): Update declarations.
790 (class Eh_frame): Declare add_ehframe_for_plt.
791 * layout.cc (Layout::layout_eh_frame): Break out code into
792 make_eh_frame_section, and call it.
793 (Layout::make_eh_frame_section): New function.
794 (Layout::add_eh_frame_for_plt): New function.
795 * layout.h (class Layout): Update declarations.
796 * merge.cc (Merge_map::add_mapping): Add assertion.
797 * i386.cc: Include "dwarf.h".
798 (class Output_data_plt_i386): Make first_plt_entry,
799 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
800 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
801 and plt_eh_frame_fde.
802 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
803 boundary. Call add_eh_frame_for_plt if appropriate.
804 * x86_64.cc: Include "dwarf.h".
805 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
806 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
807 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
808 and plt_eh_frame_fde.
809 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
810 appropriate.
811
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813
814 PR gold/12629
815 * object.cc (Sized_relobj_file::layout_section): Change shdr
816 parameter to be const.
817 (Sized_relobj_file::layout_eh_frame_section): New function, broken
818 out of do_layout.
819 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
820 appropriate. Call layout_eh_frame_section.
821 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
822 sections.
823 * object.h (class Sized_relobj_file): Update declarations.
824
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826
37e41b03 827 PR gold/12652
6c21fce1
ILT		 828 * script.cc (Token::integer_value): Accept trailing M/m/K/k
829 modifier.
830 (Lex::gather_token): Accept trailing M/m/K/k for integers.
831
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833
834 PR gold/12675
835 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
836 SHT_X86_64_UNWIND.
837 * layout.cc (Layout::layout_eh_frame): Likewise.
838
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840
841 PR gold/12695
842 * layout.cc (Layout::symtab_section_shndx): New function.
843 * layout.h (class Layout): Declare symtab_section_shndx.
844 * output.cc (Output_section::write_header): Call it.
845
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847
848 PR gold/12818
849 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
850 symbols which are not used in a relocation.
851
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853
854 PR gold/12898
855 * layout.cc (Layout::segment_precedes): Don't crash if a linker
856 script create indistinguishable segments.
857 (Layout::set_segment_offsets): Use stable_sort when sorting
858 segments. Pass this to Compare_segments constructor.
859 * layout.h (class Layout): Make segment_precedes non-static.
860 (class Compare_segments): Change from struct to class. Add
861 layout_ field. Add constructor.
862 * script-sections.cc
863 (Script_sections::attach_sections_using_phdrs_clause): Rename
864 local orphan to is_orphan. Don't report failure to put empty
865 section in segment. On attachment failure, report name of
866 section, and attach to first PT_LOAD segment.
867
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869
870 PR gold/12934
871 * target-select.cc (Target_selector::Target_selector): Add
872 emulation parameter. Change all callers.
873 (select_target_by_bfd_name): Rename from select_target_by_name.
874 Change all callers.
875 (select_target_by_emulation): New function.
876 (supported_emulation_names): New function.
877 * target-select.h (class Target_selector): Add emulation_ field.
878 Update declarations.
879 (Target_selector::recognize_by_bfd_name): Rename from
880 recognize_by_name. Change all callers.
881 (Target_selector::supported_bfd_names): Rename from
882 supported_names. Change all callers.
883 (Target_selector::recognize_by_emulation): New function.
884 (Target_selector::supported_emulations): New function.
885 (Target_selector::emulation): New function.
886 (Target_selector::do_recognize_by_bfd_name): Rename from
887 do_recognize_by_name. Change all callers.
888 (Target_selector::do_supported_bfd_names): Rename from
889 do_supported_names. Change all callers.
890 (Target_selector::do_recognize_by_emulation): New function.
891 (Target_selector::do_supported_emulations): New function.
892 (select_target_by_bfd_name): Change name in declaration.
893 (select_target_by_emulation): Declare.
894 (supported_emulation_names): Declare.
895 * parameters.cc (parameters_force_valid_target): Try to find
896 target based on emulation from -m option.
897 * options.h (class General_options): Change doc string for -m.
898 * options.cc (help): Print emulations.
899 (General_options::parse_V): Likewise.
900 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
901 Add emulation parameter. Change all callers.
902
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904
905 * target.h (class Target): Add osabi_ field.
906 (Target::osabi): New function.
907 (Target::set_osabi): New function.
908 (Target::Target): Initialize osabi_.
909 (Target::do_adjust_elf_header): Make pure virtual.
910 (Sized_target::do_adjust_elf_header): Declare.
911 * target.cc (Sized_target::do_adjust_elf_header): New function.
912 (class Sized_target): Instantiate all versions.
913 * freebsd.h (class Target_freebsd): Remove.
914 (Target_selector_freebsd::do_recognize): Call set_osabi on
915 Target.
916 (Target_selector_freebsd::do_recognize_by_name): Likewise.
917 (Target_selector_freebsd::set_osabi): Remove.
918 * i386.cc (class Target_i386): Inherit from Sized_target rather
919 than Target_freebsd.
920 * x86_64.cc (class Target_x86_64): Likewise.
921
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923
924 * target.h (Target::can_check_for_function_pointers): Rewrite.
925 Make non-virtual.
926 (Target::can_icf_inline_merge_sections): Likewise.
927 (Target::section_may_have_icf_unsafe_poineters): Likewise.
928 (Target::Target_info): Add can_icf_inline_merge_sections field.
929 (Target::do_can_check_for_function_pointers): New virtual
930 function.
931 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
932 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
933 from can_check_for_function_pointers, move in file.
934 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
935 section_may_have_icf_unsafe_poineters, move in file.
936 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
937 * i386.cc (Target_i386::do_can_check_for_function_pointers):
938 Rename from can_check_for_function_pointers, move in file.
939 (Target_i386::can_icf_inline_merge_sections): Remove.
940 (Target_i386::i386_info): Initialize
941 can_icf_inline_merge_sections.
942 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
943 Initialize can_icf_inline_merge_sections.
944 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
945 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
946 Rename from can_check_for_function_pointers, move in file.
947 (Target_x86_64::can_icf_inline_merge_sections): Remove.
948 (Target_x86_64::x86_64_info): Initialize
949 can_icf_inline_merge_sections.
950 * testsuite/testfile.cc (Target_test::test_target_info):
951 Likewise.
952 * icf.cc (get_section_contents): Correct formatting.
953
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955
956 * symtab.cc (Symbol::versioned_name): New function.
957 (Symbol_table::add_to_final_symtab): Use versioned_name when
958 appropriate.
959 (Symbol_table::sized_write_symbol): Likewise.
960 * symtab.h (class Symbol): Declare versioned_name.
961 * stringpool.h (class Stringpool_template): Add variant of add
962 which takes a std::basic_string.
963 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
964 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
965 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
966 (ver_test_12.o): New target.
967 * testsuite/Makefile.in: Rebuild.
968
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970
971 * arm.cc (Arm_relocate_functions::thm_jump8,
972 Arm_relocate_functions::thm_jump11): Use a wider signed
973 type to compute offset.
974 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
975 arm_thm_jump8.
976 * testsuite/Makefile.in: Regenerate.
977 * testsuite/arm_branch_in_range.sh: Check test results of
978 arm_thm_jump11 and arm_thm_jump8.
979 * testsuite/arm_thm_jump11.s: New test source file.
980 * testsuite/arm_thm_jump11.t: New linker script.
981 * testsuite/arm_thm_jump8.s: New test source file.
982 * testsuite/arm_thm_jump8.t: New linker script.
983
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985
986 * layout.cc: Include "object.h".
987 (ctors_sections_in_init_array): New static variable.
988 (Layout::is_ctors_in_init_array): New function.
989 (Layout::layout): Add entry to ctors_sections_in_init_array if
990 appropriate.
991 * layout.h (class Layout): Declare is_ctors_in_init_array.
992 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
993 is_ctors_reverse_view is set.
994 (Sized_relobj_file::write_sections): Add layout parameter. Change
995 all callers. Set is_ctors_reverse_view field of View_size.
996 (Sized_relobj_file::reverse_words): New function.
997 * object.h (Sized_relobj_file::View_size): Add
998 is_ctors_reverse_view field.
999 (class Sized_relobj_file): Update declarations.
1000 * testsuite/initpri3.c: New test.
1001 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1002 initpri3b.
1003 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1004 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1005 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1006 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1007 * testsuite/Makefile.in: Rebuild.
1008
472076e4
CC		 10092011-06-24 Cary Coutant <ccoutant@google.com>
1010
1011 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1012 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1013 (debug_msg_cdebug.err): New targets.
1014 * testsuite/Makefile.in: Regenerate.
1015 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1016 Fix checks for link with shared library.
1017
a60af0db
DK		 10182011-06-24 Doug Kwan <dougkwan@google.com>
1019
1020 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1021 skip empty text sections.
1022 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1023
5393d741
ILT		 10242011-06-22 Ian Lance Taylor <iant@google.com>
1025
1026 PR gold/12910
1027 * options.h (class General_options): Add --ctors-in-init-array.
1028 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1029 friends as SHT_PROGBITS for merging sections.
1030 (Layout::layout): Remove special handling of .init_array and
1031 friends. Don't sort if doing relocatable link. Sort for .ctors
1032 and .dtors if ctors_in_init_array.
1033 (Layout::make_output_section): Force correct section types for
1034 .init_array and friends. Don't sort if doing relocatable link,
1035 Don't sort .ctors and .dtors if ctors_in_init_array.
1036 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1037 (Layout::output_section_name): Add relobj parameter. Change all
1038 callers. Handle .ctors. and .dtors. in code rather than table.
1039 Handle .ctors and .dtors if ctors_in_init_array.
1040 (Layout::match_file_name): New function, moved from output.cc.
1041 * layout.h (class Layout): Update declarations.
1042 * output.cc: Include "layout.h".
1043 (Input_section_sort_entry::get_priority): New function.
1044 (Input_section_sort_entry::match_file_name): Just call
1045 Layout::match_file_name.
1046 (Output_section::Input_section_sort_init_fini_compare::operator()):
1047 Handle .ctors and .dtors. Sort by explicit priority rather than
1048 by name.
1049 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1050 * testsuite/initpri2.c: New test.
1051 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1052 (check_PROGRAMS): Add initpri2.
1053 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1054 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1055 * configure, testsuite/Makefile.in: Rebuild.
1056
e1f74f98
ILT		 10572011-06-19 Ian Lance Taylor <iant@google.com>
1058
1059 PR gold/12880
1060 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1061 .interp section to a PT_INTERP segment even if we have seen a
1062 --dynamic-linker option. Don't do it if we have seen a PHDRS
1063 clause in a linker script.
1064 (Layout::finalize): Don't create a .interp section if we've
1065 already create a PT_INTERP segment.
1066 (Layout::create_interp): Always call choose_output_section (revert
1067 patch of 2011-06-17). Don't create PT_INTERP segment.
1068 * script-sections.cc
1069 (Script_sections::create_note_and_tls_segments): Add a .interp
1070 section to a PT_INTERP segment even if we have seen a
1071 --dynamic-linker option.
1072
766f91bb
ILT		 10732011-06-18 Ian Lance Taylor <iant@google.com>
1074
1075 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1076 merely because a non-PT_LOAD segment has a dynamic reloc.
1077
0d212c3a
ILT		 10782011-06-18 Ian Lance Taylor <iant@google.com>
1079
1080 * layout.cc (Layout::finish_dynamic_section): Don't create
1081 DT_FLAGS entry if not needed.
1082
911a5072
ILT		 10832011-06-18 Ian Lance Taylor <iant@google.com>
1084
1085 PR gold/12745
1086 * layout.cc (Layout::layout_eh_frame): Correct handling of
1087 writable .eh_frame section.
1088
534b4e5f
ILT		 10892011-06-17 Ian Lance Taylor <iant@google.com>
1090
1091 PR gold/12893
1092 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1093 symbol is redefined with the exact same object and value.
1094
10b4f102
ILT		 10952011-06-17 Ian Lance Taylor <iant@google.com>
1096
1097 PR gold/12880
1098 * layout.h (class Layout): Add interp_segment_ field.
1099 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1100 (Layout::attach_allocated_section_to_segment): If making shared
1101 library, put .interp section in PT_INTERP segment.
1102 (Layout::finalize): Also call create_interp if -dynamic-linker
1103 option was used.
1104 (Layout::create_interp): Assert that there is no PT_INTERP
1105 segment. If not using a SECTIONS clause, use make_output_section.
1106 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1107 * script-sections.cc
1108 (Script_sections::create_note_and_tls_segments): If making shared
1109 library, put .interp section in PT_INTERP segment.
1110
a29b0dad
ILT		 11112011-06-17 Ian Lance Taylor <iant@google.com>
1112
e588ea8d
ILT		 1113 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1114 when making a shared library.
1115
11162011-06-17 Ian Lance Taylor <iant@google.com>
1117
1118 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1119 parameter. Change all callers. Don't issue warning about PC32
1120 against locally defined symbol.
a29b0dad 1121
9d3b0698
ILT		 11222011-06-16 Ian Lance Taylor <iant@google.com>
1123
1124 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1125 occurs in same object.
1126
85b0f90c
AM		 11272011-06-14 Alan Modra <amodra@gmail.com>
1128
1129 * po/POTFILES.in: Regenerate.
1130
a94907d9
ILT		 11312011-06-09 Ian Lance Taylor <iant@google.com>
1132
1133 * script-sections.cc
1134 (Orphan_output_section::set_section_addresses): For a relocatable
1135 link set address to 0.
1136
4fb3a1c3
CC		 11372011-06-09 Cary Coutant <ccoutant@google.com>
1138
1139 PR gold/12804
1140 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1141 used with --compress-debug-sections.
1142 * gold/object.cc (Sized_relobj_file::do_layout): Report
1143 uncompressed size of compressed input sections.
1144
61220854
CC		 11452011-06-08 Cary Coutant <ccoutant@google.com>
1146
1147 PR gold/12804
1148 * testsuite/two_file_test_2_v1.cc: Change initialization of
1149 v2 to keep it in .data.
1150
e6455dfb
CC		 11512011-06-07 Cary Coutant <ccoutant@google.com>
1152
1153 * common.cc (Symbol_table::do_allocate_commons_list): Call
1154 gold_fallback.
1155 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1156 (Errors::fallback): New function.
1157 (gold_fallback): New function.
1158 * errors.h (Errors::fallback): New function.
1159 * gold.cc (gold_exit): Change status parameter to enum; adjust
1160 all callers.
1161 (queue_initial_tasks): Call gold_fallback.
1162 * gold.h: Include cstdlib.
1163 (Exit_status): New enum type.
1164 (gold_exit): Change status parameter to enum.
1165 (gold_fallback): New function.
1166 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1167 (Layout::create_symtab_sections): Likewise.
1168 (Layout::create_shdrs): Likewise.
1169 * main.cc (main): Adjust call to gold_exit.
1170 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1171 (Output_data_got::add_got_entry_pair): Likewise.
1172 (Output_section::add_input_section): Likewise.
1173 (Output_section::add_output_section_data): Likewise.
1174 (Output_segment::set_section_list_addresses): Likewise.
1175 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1176
fb0e076f
CC		 11772011-06-07 Cary Coutant <ccoutant@google.com>
1178
1179 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1180 for incremental links.
1181 * output.cc (Output_segment::set_section_list_addresses): Remove
1182 FIXME and test for TLS or BSS.
1183
a5ee4d5d
CC		 11842011-06-07 Cary Coutant <ccoutant@google.com>
1185
1186 * testsuite/Makefile.am: Add incremental_copy_test,
1187 incremental_common_test_1.
1188 * testsuite/Makefile.in: Regenerate.
1189 * testsuite/common_test_1_v1.c: New source file.
1190 * testsuite/common_test_1_v2.c: New source file.
1191 * testsuite/copy_test_v1.cc: New source file.
1192
5146f448
CC		 11932011-06-07 Cary Coutant <ccoutant@google.com>
1194
1195 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1196 update, allocate common from bss section's free list.
1197 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1198 linker-defined symbols.
1199 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1200 Skip GOT and PLT entries that are no longer referenced.
1201 (Output_section_incremental_inputs::write_info_blocks): Mark
1202 linker-defined symbols.
1203 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1204 * output.cc (Output_section::allocate): New function.
1205 * output.h (Output_section::allocate): New function.
1206 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1207 linker-defined symbols.
1208 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1209 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1210 (Symbol::init_base_output_data): Likewise.
1211 (Symbol::init_base_output_segment): Likewise.
1212 (Symbol::init_base_constant): Likewise.
1213 (Sized_symbol::init_output_data): Likewise.
1214 (Sized_symbol::init_output_segment): Likewise.
1215 (Sized_symbol::init_constant): Likewise.
1216 (Symbol_table::do_define_in_output_data): Likewise.
1217 (Symbol_table::do_define_in_output_segment): Likewise.
1218 (Symbol_table::do_define_as_constant): Likewise.
1219 * symtab.h (Symbol::is_predefined): New function.
1220 (Symbol::init_base_output_data): Add is_predefined parameter.
1221 (Symbol::init_base_output_segment): Likewise.
1222 (Symbol::init_base_constant): Likewise.
1223 (Symbol::is_predefined_): New data member.
1224 (Sized_symbol::init_output_data): Add is_predefined parameter.
1225 (Sized_symbol::init_output_segment): Likewise.
1226 (Sized_symbol::init_constant): Likewise.
1227 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1228
26d3c67d
CC		 12292011-06-07 Cary Coutant <ccoutant@google.com>
1230
1231 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1232 instead of emit_copy_reloc.
1233 (Copy_relocs::emit_copy_reloc): Refactor.
1234 (Copy_relocs::make_copy_reloc): New function.
1235 (Copy_relocs::add_copy_reloc): Remove.
1236 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1237 section.
1238 (Copy_relocs::make_copy_reloc): New function.
1239 (Copy_relocs::add_copy_reloc): Remove.
1240 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1241 unchanged input files.
1242 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1243 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1244 Reserve BSS space for COPY relocations.
1245 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1246 (Output_section_incremental_inputs::write_info_blocks): Record
1247 whether a symbol is copied from a shared object.
1248 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1249 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1250 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1251 (Incremental_input_entry_reader::get_output_symbol_index): Add
1252 is_copy parameter.
1253 (Incremental_binary::emit_copy_relocs): New function.
1254 (Incremental_binary::do_emit_copy_relocs): New function.
1255 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1256 new data member.
1257 (Sized_incremental_binary::add_copy_reloc): New function.
1258 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1259 (Sized_incremental_binary::Copy_reloc): New struct.
1260 (Sized_incremental_binary::Copy_relocs): New typedef.
1261 (Sized_incremental_binary::copy_relocs_): New data member.
1262 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1263 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1264 * target.h (Sized_target::emit_copy_reloc): New function.
1265 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1266
7cdb37d9
CC		 12672011-06-02 Cary Coutant <ccoutant@google.com>
1268
1269 PR gold/12163
1270 * gold/archive.cc (Archive::Archive): Initialize new data member.
1271 (Archive::include_all_members): Return if archive has already been
1272 included.
1273 * gold/archive.h (Archive::include_all_members_): New data member.
1274
cc643b88
NC		 12752011-06-02 Nick Clifton <nickc@redhat.com>
1276
1277 * dynobj.h: Fix spelling mistake in comment.
1278 * output.cc: Likewise.
1279
f62a3ca7
DK		 12802011-05-31 Doug Kwan <dougkwan@google.com>
1281 Asier Llano
1282
1283 PR gold/12826
cc643b88 1284 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1285 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1286 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1287 redundant arm_exidx_test.so.
1288 * testsuite/Makefile.in: Regenerate.
1289 (check_SCRIPTS): Add pr12826.sh
1290 (check_DATA): Add pr12826.stdout
1291 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1292 * testsuite/pr12826.sh: New file.
1293 * testsuite/pr12826_1.s: Ditto.
1294 * testsuite/pr12826_1.s: Ditto.
1295
8dbe1edc
ILT		 12962011-05-30 Ian Lance Taylor <iant@google.com>
1297
1298 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1299 sections.
1300
c49875be
ILT		 13012011-05-29 Ian Lance Taylor <iant@google.com>
1302
1303 PR gold/12804
1304 * testsuite/Makefile.am: Use different file name for two_file_test
1305 temporary file for each incremental test.
1306 * testsuite/Makefile.in: Rebuild.
1307
69d53f7a
ILT		 13082011-05-29 Ian Lance Taylor <iant@google.com>
1309
1310 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1311 binary input file is empty.
1312
41d0ab5f
ILT		 13132011-05-27 Ian Lance Taylor <iant@google.com>
1314
1315 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1316 (ver_test_9.so): Likewise.
1317 * testsuite/Makefile.in: Rebuild.
1318
89d8a36b
CC		 13192011-05-26 Cary Coutant <ccoutant@google.com>
1320
1321 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1322 * incremental.cc (Incremental_inputs::report_input_section): Fix
1323 comment, indentation.
1324 (Incremental_inputs::report_comdat_group): New function.
1325 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1326 of data for incremental input file entry.
1327 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1328 group count, COMDAT group signatures.
1329 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1330 an unchanged input file.
1331 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1332 Initialize new data member.
1333 (Incremental_object_entry::add_comdat_group): New function.
1334 (Incremental_object_entry::get_comdat_group_count): New function.
1335 (Incremental_object_entry::get_comdat_signature_key): New function.
1336 (Incremental_object_entry::groups_): New data member.
1337 (Incremental_inputs::report_comdat_group): New function.
1338 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1339 data for incremental input file entry.
1340 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1341 (Incremental_input_entry_reader::get_input_section): Adjust size of
1342 data for incremental input file entry.
1343 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1344 (Incremental_input_entry_reader::get_comdat_group_signature): New
1345 function.
1346 * object.cc (Sized_relobj::include_section_group): Report kept
1347 COMDAT groups for incremental links.
1348
1706a06f
ILT		 13492011-05-24 David Meyer <pdox@google.com>
1350
1351 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1352 with name parameter. Add found_name parameter.
1353 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1354 * dirsearch.h (class Dirsearch): Update declaration.
1355
a10ae760
ILT		 13562011-05-24 Ian Lance Taylor <iant@google.com>
1357
1358 * archive.cc (Library_base::should_include_member): Pull in object
1359 from archive if it defines the entry symbol.
1360 * parameters.cc (Parameters::entry): New function.
1361 * parameters.h (class Parameters): Declare entry.
1362 * output.h (class Output_file_header): Remove entry_ field.
1363 * output.cc (Output_file_header::Output_file_header): Remove entry
1364 parameter. Change all callers.
1365 (Output_file_header::entry): Use parameters->entry.
1366 * gold.cc (queue_middle_tasks): Likewise.
1367 * plugin.cc (Plugin_hook::run): Likewise.
1368
aa92d6ed
CC		 13692011-05-24 Cary Coutant <ccoutant@google.com>
1370
1371 * gold.cc (queue_initial_tasks): Pass incremental base filename
1372 to Output_file::open_base_file; don't print error message.
1373 * incremental-dump.cc (main): Adjust call to
1374 Output_file::open_for_modification.
1375 * incremental-dump.cc (main): Likewise.
1376 * incremental.cc (Incremental_inputs::report_command_line):
1377 Ignore --incremental-base option when comparing command lines.
1378 Ignore parameter when given as separate argument.
1379 * options.h (class General_options): Add --incremental-base.
1380 * output.cc (Output_file::Output_file):
1381 (Output_file::open_base_file): Add base_name and writable parameters;
1382 read base file into new file; print error message here.
1383 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1384 callers.
1385 * output.h (Output_file::open_for_modification): Rename to...
1386 (Output_file::open_base_file): ...this; add base_name and
1387 writable parameters; adjust all callers.
1388 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1389 callers.
1390 * testsuite/Makefile.am (incremental_test_4): Test
1391 --incremental-base.
1392 * testsuite/Makefile.in: Regenerate.
1393
2eedd706
CC		 13942011-05-24 Cary Coutant <ccoutant@google.com>
1395
1396 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1397 incremental_test_4.
1398 * testsuite/Makefile.in: Regenerate.
1399 * testsuite/two_file_test_1_v1.cc: New test source file.
1400 * testsuite/two_file_test_1b_v1.cc: New test source file.
1401 * testsuite/two_file_test_2_v1.cc: New test source file.
1402
0f1c85a6
CC		 14032011-05-24 Cary Coutant <ccoutant@google.com>
1404
1405 * dynobj.h (Dynobj::do_dynobj): New function.
1406 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1407 flag and soname for shared objects.
1408 * incremental.cc (Incremental_inputs::report_object): Make
1409 either Incremental_object_entry or Incremental_dynobj_entry; add
1410 soname to string table.
1411 (Incremental_inputs::report_input_section): Add assertion.
1412 (Output_section_incremental_inputs::set_final_data_size): Adjust
1413 type of input file entry for shared libraries; adjust size of
1414 shared library info entry.
1415 (Output_section_incremental_inputs::write_input_files): Write
1416 as_needed flag for shared libraries.
1417 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1418 of input file entry for shared libraries; write soname.
1419 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1420 soname from incremental info.
1421 * incremental.h (enum Incremental_input_flags): Add
1422 INCREMENTAL_INPUT_AS_NEEDED.
1423 (Incremental_input_entry::Incremental_input_entry): Initialize new
1424 data member.
1425 (Incremental_input_entry::set_as_needed): New function.
1426 (Incremental_input_entry::as_needed): New function.
1427 (Incremental_input_entry::do_dynobj_entry): New function.
1428 (Incremental_input_entry::as_needed_): New data member.
1429 (Incremental_object_entry::Incremental_object_entry): Don't check
1430 for shared library.
1431 (Incremental_object_entry::do_type): Likewise.
1432 (class Incremental_dynobj_entry): New class.
1433 (Incremental_input_entry_reader::as_needed): New function.
1434 (Incremental_input_entry_reader::get_soname): New function.
1435 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1436 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1437 size of shared library info entry.
1438 * layout.cc (Layout::finish_dynamic_section): Don't test for
1439 incremental link when adding DT_NEEDED entries.
1440 * object.h (Object::Object): Initialize new data member.
1441 (Object::dynobj): New function.
1442 (Object::set_as_needed): New function.
1443 (Object::as_needed): New function.
1444 (Object::do_dynobj): New function.
1445 (Object::as_needed_): New data member.
1446
6fa2a40b
CC		 14472011-05-24 Cary Coutant <ccoutant@google.com>
1448
1449 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1450 info; adjust display of GOT entries.
1451 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1452 vector of input objects; remove file_status_.
1453 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1454 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1455 got_plt reader; call target hooks to reserve GOT entries.
1456 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1457 of input file info header and GOT info entry.
1458 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1459 relocation info.
1460 (Got_plt_view_info::got_descriptor): Remove.
1461 (Got_plt_view_info::sym_index): New data member.
1462 (Got_plt_view_info::input_index): New data member.
1463 (Local_got_offset_visitor::visit): Write input file index.
1464 (Global_got_offset_visitor::visit): Write 0 for input file index.
1465 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1466 with sym_index and input_index.
1467 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1468 incremental info GOT entry; replace got_descriptor with input_index.
1469 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1470 map from input file index to object.
1471 (Sized_relobj_incr::do_layout): Replace direct data member reference
1472 with accessor function.
1473 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1474 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1475 Adjust size of input file info header.
1476 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1477 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1478 (Incremental_input_entry_reader::get_input_section): Adjust size of
1479 input file info header.
1480 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1481 of incremental info GOT entry.
1482 (Incremental_got_plt_reader::get_got_desc): Remove.
1483 (Incremental_got_plt_reader::get_got_symndx): New function.
1484 (Incremental_got_plt_reader::get_got_input_index): New function.
1485 (Sized_incremental_binary::Sized_incremental_binary): Remove
1486 file_status_; add input_objects_.
1487 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1488 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1489 (Sized_incremental_binary::file_is_unchanged): Remove.
1490 (Sized_incremental_binary::set_input_object): New function.
1491 (Sized_incremental_binary::input_object): New function.
1492 (Sized_incremental_binary::file_status_): Remove.
1493 (Sized_incremental_binary::input_objects_): New data member.
1494 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1495 references.
1496 (Sized_relobj_incr::invalid_address): Move to base class.
1497 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1498 class.
1499 (Sized_relobj_incr::do_output_section_offset): Likewise.
1500 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1501 (Sized_relobj_incr::section_offsets_): Likewise.
1502 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1503 function.
1504 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1505 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1506 with accessor function.
1507 (Sized_relobj_file::do_layout): Likewise.
1508 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1509 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1510 (Sized_relobj_file::compute_final_local_value): Replace refs to
1511 section_offsets_ with accessor function.
1512 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1513 * object.h (Relobj::Relobj): Initialize new data members.
1514 (Relobj::add_dyn_reloc): New function.
1515 (Relobj::first_dyn_reloc): New function.
1516 (Relobj::dyn_reloc_count): New function.
1517 (Relobj::first_dyn_reloc_): New data member.
1518 (Relobj::dyn_reloc_count_): New data member.
1519 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1520 references.
1521 (Sized_relobj::Address): New typedef.
1522 (Sized_relobj::invalid_address): Move here from child class.
1523 (Sized_relobj::Sized_relobj): Initialize new data members.
1524 (Sized_relobj::sized_relobj): New function.
1525 (Sized_relobj::is_output_section_offset_invalid): Move here from
1526 child class.
1527 (Sized_relobj::get_output_section_offset): Likewise.
1528 (Sized_relobj::local_has_got_offset): Likewise.
1529 (Sized_relobj::local_got_offset): Likewise.
1530 (Sized_relobj::set_local_got_offset): Likewise.
1531 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1532 (Sized_relobj::clear_got_offsets): New function.
1533 (Sized_relobj::section_offsets): Move here from child class.
1534 (Sized_relobj::do_output_section_offset): Likewise.
1535 (Sized_relobj::do_set_section_offset): Likewise.
1536 (Sized_relobj::Local_got_offsets): Likewise.
1537 (Sized_relobj::local_got_offsets_): Likewise.
1538 (Sized_relobj::section_offsets_): Likewise.
1539 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1540 references.
1541 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1542 class.
1543 (Sized_relobj_file::sized_relobj): New function
1544 (Sized_relobj_file::local_has_got_offset): Move to base class.
1545 (Sized_relobj_file::local_got_offset): Likewise.
1546 (Sized_relobj_file::set_local_got_offset): Likewise.
1547 (Sized_relobj_file::get_output_section_offset): Likewise.
1548 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1549 (Sized_relobj_file::do_output_section_offset): Likewise.
1550 (Sized_relobj_file::do_set_section_offset): Likewise.
1551 (Sized_relobj_file::Local_got_offsets): Likewise.
1552 (Sized_relobj_file::local_got_offsets_): Likewise.
1553 (Sized_relobj_file::section_offsets_): Likewise.
1554 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1555 (all constructors).
1556 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1557 (Output_reloc::get_symbol_index): Likewise.
1558 (Output_reloc::local_section_offset): Likewise.
1559 (Output_reloc::get_address): Likewise.
1560 (Output_reloc::symbol_value): Likewise.
1561 (Output_data_got::reserve_slot): Move to class definition.
1562 (Output_data_got::reserve_local): New function.
1563 (Output_data_got::reserve_slot_for_global): Remove.
1564 (Output_data_got::reserve_global): New function.
1565 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1566 (all constructors, two instantiations).
1567 (Output_reloc::get_relobj): New function (two instantiations).
1568 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1569 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1570 (Output_data_reloc::add_global): Adjust type of relobj.
1571 (Output_data_reloc::add_global_relative): Likewise.
1572 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1573 (Output_data_reloc::add_local): Likewise.
1574 (Output_data_reloc::add_local_relative): Likewise.
1575 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1576 (Output_data_reloc::add_local_section): Likewise.
1577 (Output_data_reloc::add_output_section): Likewise.
1578 (Output_data_reloc::add_absolute): Likewise.
1579 (Output_data_reloc::add_target_specific): Likewise.
1580 (Output_data_got::reserve_slot): Move definition here.
1581 (Output_data_got::reserve_local): New function.
1582 (Output_data_got::reserve_global): New function.
1583 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1584 section_offsets_ with accessor function.
1585 (Sized_relobj_file::write_sections): Likewise.
1586 (Sized_relobj_file::do_relocate_sections): Likewise.
1587 * target.h (Sized_target::reserve_local_got_entry): New function.
1588 (Sized_target::reserve_global_got_entry): New function.
1589 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1590 (Target_x86_64::reserve_global_got_entry): New function.
1591 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1592
4829d394
CC		 15932011-05-23 Cary Coutant <ccoutant@google.com>
1594
1595 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1596 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1597 bit when checking got_type.
1598 * incremental.cc (Sized_incremental_binary::setup_readers):
1599 Store symbol table and string table locations; initialize bit vector
1600 of file status flags.
1601 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1602 unchanged files.
1603 (Sized_incremental_binary::do_process_got_plt): New function.
1604 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1605 (Output_section_incremental_inputs::set_final_data_size): Record
1606 file index for each input file.
1607 (Output_section_incremental_inputs::write_got_plt): Store file index
1608 instead of input entry offset for each GOT entry.
1609 * incremental.h
1610 (Incremental_input_entry::Incremental_input_entry): Initialize new
1611 data member.
1612 (Incremental_input_entry::set_offset): Store file index.
1613 (Incremental_input_entry::get_file_index): New function.
1614 (Incremental_input_entry::file_index_): New data member.
1615 (Incremental_binary::process_got_plt): New function.
1616 (Incremental_binary::do_process_got_plt): New function.
1617 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1618 data members.
1619 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1620 (Sized_incremental_binary::set_file_is_unchanged): New function.
1621 (Sized_incremental_binary::file_is_unchanged): New function.
1622 (Sized_incremental_binary::do_process_got_plt): New function.
1623 (Sized_incremental_binary::file_status_): New data member.
1624 (Sized_incremental_binary::main_symtab_loc_): New data member.
1625 (Sized_incremental_binary::main_strtab_loc_): New data member.
1626 * output.cc (Output_data_got::Got_entry::write): Add case
1627 RESERVED_CODE.
1628 (Output_data_got::add_global): Call add_got_entry.
1629 (Output_data_got::add_global_plt): Likewise.
1630 (Output_data_got::add_global_with_rel): Likewise.
1631 (Output_data_got::add_global_with_rela): Likewise.
1632 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1633 (Output_data_got::add_global_pair_with_rela): Likewise.
1634 (Output_data_got::add_local): Call add_got_entry.
1635 (Output_data_got::add_local_plt): Likewise.
1636 (Output_data_got::add_local_with_rel): Likewise.
1637 (Output_data_got::add_local_with_rela): Likewise.
1638 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1639 (Output_data_got::add_local_pair_with_rela): Likewise.
1640 (Output_data_got::reserve_slot): New function.
1641 (Output_data_got::reserve_slot_for_global): New function.
1642 (Output_data_got::add_got_entry): New function.
1643 (Output_data_got::add_got_entry_pair): New function.
1644 (Output_section::add_output_section_data): Edit FIXME.
1645 * output.h
1646 (Output_section_data_build::Output_section_data_build): New
1647 constructor with size parameter.
1648 (Output_data_space::Output_data_space): Likewise.
1649 (Output_data_got::Output_data_got): Initialize new data member; new
1650 constructor with size parameter.
1651 (Output_data_got::add_constant): Call add_got_entry.
1652 (Output_data_got::reserve_slot): New function.
1653 (Output_data_got::reserve_slot_for_global): New function.
1654 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1655 (Output_data_got::add_got_entry): New function.
1656 (Output_data_got::add_got_entry_pair): New function.
1657 (Output_data_got::free_list_): New data member.
1658 * target.h (Sized_target::init_got_plt_for_update): New function.
1659 (Sized_target::register_global_plt_entry): New function.
1660 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1661 Initialize new data member; call init; add constructor with PLT count.
1662 (Output_data_plt_x86_64::init): New function.
1663 (Output_data_plt_x86_64::add_relocation): New function.
1664 (Output_data_plt_x86_64::reserve_slot): New function.
1665 (Output_data_plt_x86_64::free_list_): New data member.
1666 (Target_x86_64::init_got_plt_for_update): New function.
1667 (Target_x86_64::register_global_plt_entry): New function.
1668 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1669 incremental updates.
1670 (Output_data_plt_x86_64::add_relocation): New function.
1671 * testsuite/object_unittest.cc (Object_test): Set default options.
1672
ec69d6da
ILT		 16732011-05-16 Ian Lance Taylor <iant@google.com>
1674
1675 * options.h (class General_options): Make -i a synonym for -r.
1676
732e31de
ILT		 16772011-05-16 Ian Lance Taylor <iant@google.com>
1678
1679 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1680
403676b5
CC		 16812011-05-10 Cary Coutant <ccoutant@google.com>
1682
1683 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1684 strip_all (-s).
1685
5b7b7d6e
ILT		 16862011-05-06 Ian Lance Taylor <iant@google.com>
1687
1688 * layout.cc (Layout::layout): If the output section flags change,
1689 update the ordering.
1690
f0f9babf
CC		 16912011-04-25 Cary Coutant <ccoutant@google.com>
1692
1693 * incremental-dump.cc (dump_incremental_inputs): Print local
1694 symbol info for each input file.
1695 * incremental.cc
1696 (Output_section_incremental_inputs::set_final_data_size): Add local
1697 symbol info to input file entries in incremental info.
1698 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1699 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1700 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1701 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1702 implementation.
1703 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1704 (Sized_incr_relobj::do_relocate): Write the local symbols.
1705 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1706 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1707 Adjust size of input file header.
1708 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1709 (Incremental_inputs_reader::get_local_symbol_count): New function.
1710 (Incremental_inputs_reader::get_input_section): Adjust size of input
1711 file header.
1712 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1713 (Sized_incr_relobj::This): New typedef.
1714 (Sized_incr_relobj::sym_size): New const data member.
1715 (Sized_incr_relobj::Local_symbol): New struct.
1716 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1717 (Sized_incr_relobj::do_local_symbol_offset): New function.
1718 (Sized_incr_relobj::local_symbol_count_): New data member.
1719 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1720 (Sized_incr_relobj::local_symbol_index_): New data member.
1721 (Sized_incr_relobj::local_symbol_offset_): New data member.
1722 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1723 (Sized_incr_relobj::local_symbols_): New data member.
1724 * object.h (Relobj::output_local_symbol_count): New function.
1725 (Relobj::local_symbol_offset): New function.
1726 (Relobj::do_output_local_symbol_count): New function.
1727 (Relobj::do_local_symbol_offset): New function.
1728 (Sized_relobj::do_output_local_symbol_count): New function.
1729 (Sized_relobj::do_local_symbol_offset): New function.
1730
d0a9ace3
ILT		 17312011-04-22 Vladimir Simonov <sv@sw.ru>
1732
1733 * descriptors.cc (set_close_on_exec): New function.
1734 (Descriptors::open): Use set_close_on_exec.
1735 * output.cc (S_ISLNK): Define if not defined.
1736
94a3fc8b
CC		 17372011-04-22 Cary Coutant <ccoutant@google.com>
1738
1739 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1740 global symbol map.
1741 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1742 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1743 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1744 relocations.
1745 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1746 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1747 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1748 * incremental.h
1749 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1750 function.
1751 (Incremental_binary::apply_incremental_relocs): New function.
1752 (Incremental_binary::do_apply_incremental_relocs): New function.
1753 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1754 data member.
1755 (Sized_incremental_binary::add_global_symbol): New function.
1756 (Sized_incremental_binary::global_symbol): New function.
1757 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1758 (Sized_incremental_binary::symbol_map_): New data member.
1759 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1760 * target.h (Sized_target::apply_relocation): New function.
1761 * target-reloc.h (apply_relocation): New function.
1762 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1763
c87e4302
DK		 17642011-04-22 Doug Kwan <dougkwan@google.com>
1765
1766 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1767 flag of a SHT_ARM_EXIDX section.
1768 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1769 * testsuite/Makefile.in: Regenerate.
1770 * testsuite/arm_exidx_test.s: New file.
1771 * testsuite/arm_exidx_test.sh: Same.
1772
e7782cf6
CC		 17732011-04-20 Cary Coutant <ccoutant@google.com>
1774
1775 PR gold/12689
1776 * archive.h (Incremental_archive_entry::Archive_member):
1777 Initialize arg_serial_ (second constructor).
1778
308ecdc7
ILT		 17792011-04-17 Ian Lance Taylor <iant@google.com>
1780
1781 * object.cc (Relocate_info::location): Simplify location string.
1782 * errors.cc (Errors::error_at_location): Don't print program
1783 name.
1784 (Errors::warning_at_location): Likewise.
1785 (Errors::undefined_symbol): Likewise.
1786 * testsuite/debug_msg.sh: Update accordingly.
1787
bec5b579
CC		 17882011-04-14 Cary Coutant <ccoutant@google.com>
1789
1790 * gold/layout.cc (Layout::symtab_section_offset): New function.
1791 * gold/layout.h (Layout::symtab_section_offset): New function.
1792 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1793
88597d34
ILT		 17942011-04-12 Ian Lance Taylor <iant@google.com>
1795
1796 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1797 with MREMAP_MAYMOVE.
1798 * output.h (class Output_file): Add map_is_allocated_ field.
1799 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1800 not available, provide stubs. If mremap is not available, #define
1801 it to gold_mremap.
1802 (MREMAP_MAYMOVE): Define if not defined.
1803 (Output_file::Output_file): Initialize map_is_allocated_.
1804 (Output_file::resize): Check map_is_allocated_.
1805 (Output_file::map_anonymous): If mmap fails, use malloc.
1806 (Output_file::unmap): Don't do anything for an anonymous map.
1807 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1808 is not available, provide stubs.
1809 (File_read::View::~View): Use free rather than delete[].
1810 (File_read::make_view): Use malloc rather than new[]. If mmap
1811 fails, use malloc.
1812 (File_read::find_or_make_view): Use malloc rather than new[].
1813 * gold.h: Remove HAVE_REMAP code.
1814 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1815 exists. Rename mremap to gold_mremap. If mmap is not available
1816 don't do anything.
1817 * configure, config.in: Rebuild.
1818
11e361bc
ILT		 18192011-04-11 Ian Lance Taylor <iant@google.com>
1820
1821 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1822 initialize local variable v.
1823
cdc29364
CC		 18242011-04-11 Cary Coutant <ccoutant@google.com>
1825
1826 * archive.cc (Archive::include_member): Adjust call to
1827 report_object.
1828 (Add_archive_symbols::run): Track argument serial numbers.
1829 (Lib_group::include_member): Likewise.
1830 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1831 * archive.h (Incremental_archive_entry::Archive_member):
1832 Initialize arg_serial_.
1833 (Archive_member::arg_serial_): New data member.
1834 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1835 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1836 incremental link.
1837 (Sized_dynobj::do_for_all_local_got_entries): New function.
1838 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1839 function.
1840 * fileread.cc (get_mtime): New function.
1841 * fileread.h (get_mtime): New function.
1842 * gold.cc (queue_initial_tasks): Check for incremental update.
1843 (process_incremental_input): New function.
1844 (queue_middle_tasks): Don't force valid target for incremental
1845 update.
1846 * incremental-dump.cc (find_input_containing_global): Adjust
1847 size of symbol info entry.
1848 (dump_incremental_inputs): Dump argument serial number and
1849 in_system_directory flag; bias shndx by 1; print symbol names
1850 when dumping per-file symbol lists; use new symbol info readers.
1851 * incremental.cc
1852 (Output_section_incremental_inputs:update_data_size): New function.
1853 (Sized_incremental_binary::setup_readers): Setup input readers
1854 for each input file; build maps for files added from libraries
1855 and scripts.
1856 (Sized_incremental_binary::check_input_args): New function.
1857 (Sized_incremental_binary::do_check_inputs): Build map of argument
1858 serial numbers to input arguments.
1859 (Sized_incremental_binary::do_file_has_changed): Rename
1860 do_file_is_unchanged to this; compare file modification times.
1861 (Sized_incremental_binary::do_init_layout): New function.
1862 (Sized_incremental_binary::do_reserve_layout): New function.
1863 (Sized_incremental_binary::do_get_input_reader): Remove.
1864 (Sized_incremental_binary::get_symtab_view): New function.
1865 (Incremental_checker::can_incrementally_link_output_file): Remove.
1866 (Incremental_inputs::report_command_line): Exclude --debug options.
1867 (Incremental_inputs::report_archive_begin): Add parameter; track
1868 argument serial numbers; don't put input file entry for archive
1869 before archive members.
1870 (Incremental_inputs::report_archive_end): Put input file entry
1871 for archive after archive members.
1872 (Incremental_inputs::report_object): Add parameter; track argument
1873 serial numbers and in_system_directory flag.
1874 (Incremental_inputs::report_script): Add parameter; track argument
1875 serial numbers.
1876 (Output_section_incremental_inputs::set_final_data_size): Adjust
1877 size of symbol info entry; check for forwarding symbols.
1878 (Output_section_incremental_inputs::write_input_files): Write
1879 in_system_directory flag and argument serial number.
1880 (Output_section_incremental_inputs::write_info_blocks): Map section
1881 indices between incremental info and original input file; store
1882 input section index for each symbol.
1883 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1884 change operator() to visit().
1885 (class Global_got_offset_visitor): Likewise.
1886 (class Global_symbol_visitor_got_plt):
1887 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1888 classes.
1889 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1890 (Sized_incr_relobj::do_read_symbols): New function.
1891 (Sized_incr_relobj::do_layout): New function.
1892 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1893 (Sized_incr_relobj::do_add_symbols): New function.
1894 (Sized_incr_relobj::do_should_include_member): New function.
1895 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1896 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1897 (Sized_incr_relobj::do_section_size): New function.
1898 (Sized_incr_relobj::do_section_name): New function.
1899 (Sized_incr_relobj::do_section_contents): New function.
1900 (Sized_incr_relobj::do_section_flags): New function.
1901 (Sized_incr_relobj::do_section_entsize): New function.
1902 (Sized_incr_relobj::do_section_address): New function.
1903 (Sized_incr_relobj::do_section_type): New function.
1904 (Sized_incr_relobj::do_section_link): New function.
1905 (Sized_incr_relobj::do_section_info): New function.
1906 (Sized_incr_relobj::do_section_addralign): New function.
1907 (Sized_incr_relobj::do_initialize_xindex): New function.
1908 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1909 (Sized_incr_relobj::do_read_relocs): New function.
1910 (Sized_incr_relobj::do_gc_process_relocs): New function.
1911 (Sized_incr_relobj::do_scan_relocs): New function.
1912 (Sized_incr_relobj::do_count_local_symbols): New function.
1913 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1914 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1915 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1916 (Sized_incr_relobj::do_relocate): New function.
1917 (Sized_incr_relobj::do_set_section_offset): New function.
1918 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1919 (Sized_incr_dynobj::do_read_symbols): New function.
1920 (Sized_incr_dynobj::do_layout): New function.
1921 (Sized_incr_dynobj::do_add_symbols): New function.
1922 (Sized_incr_dynobj::do_should_include_member): New function.
1923 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1924 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1925 (Sized_incr_dynobj::do_section_size): New function.
1926 (Sized_incr_dynobj::do_section_name): New function.
1927 (Sized_incr_dynobj::do_section_contents): New function.
1928 (Sized_incr_dynobj::do_section_flags): New function.
1929 (Sized_incr_dynobj::do_section_entsize): New function.
1930 (Sized_incr_dynobj::do_section_address): New function.
1931 (Sized_incr_dynobj::do_section_type): New function.
1932 (Sized_incr_dynobj::do_section_link): New function.
1933 (Sized_incr_dynobj::do_section_info): New function.
1934 (Sized_incr_dynobj::do_section_addralign): New function.
1935 (Sized_incr_dynobj::do_initialize_xindex): New function.
1936 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1937 (make_sized_incremental_object): New function.
1938 (Incremental_library::copy_unused_symbols): New function.
1939 (Incremental_library::do_for_all_unused_symbols): New function.
1940 * incremental.h (enum Incremental_input_flags): New type.
1941 (class Incremental_checker): Remove.
1942 (Incremental_input_entry::Incremental_input_entry): Add argument
1943 serial number.
1944 (Incremental_input_entry::arg_serial): New function.
1945 (Incremental_input_entry::set_is_in_system_directory): New function.
1946 (Incremental_input_entry::is_in_system_directory): New function.
1947 (Incremental_input_entry::arg_serial_): New data member.
1948 (Incremental_input_entry::is_in_system_directory_): New data member.
1949 (class Script_info): Move here from script.h.
1950 (Script_info::Script_info): Add filename parameter.
1951 (Script_info::filename): New function.
1952 (Script_info::filename_): New data member.
1953 (Incremental_script_entry::Incremental_script_entry): Add argument
1954 serial number.
1955 (Incremental_object_entry::Incremental_object_entry): Likewise.
1956 (Incremental_object_entry::add_input_section): Build list of input
1957 sections with map to original shndx.
1958 (Incremental_object_entry::get_input_section_index): New function.
1959 (Incremental_object_entry::shndx_): New data member.
1960 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1961 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1962 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1963 serial number.
1964 (Incremental_inputs::report_archive_begin): Likewise.
1965 (Incremental_inputs::report_object): Likewise.
1966 (Incremental_inputs::report_script): Likewise.
1967 (class Incremental_global_symbol_reader): New class.
1968 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1969 and store flags and input file type.
1970 (Incremental_input_entry_reader::arg_serial): New function.
1971 (Incremental_input_entry_reader::type): Extract type from flags.
1972 (Incremental_input_entry_reader::is_in_system_directory): New function.
1973 (Incremental_input_entry_reader::get_input_section_count): Call
1974 accessor function for type.
1975 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1976 function for type; adjust size of global symbol entry.
1977 (Incremental_input_entry_reader::get_global_symbol_count): Call
1978 accessor function for type.
1979 (Incremental_input_entry_reader::get_object_count): Likewise.
1980 (Incremental_input_entry_reader::get_object_offset): Likewise.
1981 (Incremental_input_entry_reader::get_member_count): Likewise.
1982 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1983 (Incremental_input_entry_reader::get_member_offset): Likewise.
1984 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1985 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1986 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1987 (Incremental_input_entry_reader::get_global_symbol_reader): New
1988 function.
1989 (Incremental_input_entry_reader::get_output_symbol_index): New
1990 function.
1991 (Incremental_input_entry_reader::type_): Remove.
1992 (Incremental_input_entry_reader::flags_): New data member.
1993 (Incremental_inputs_reader::input_file_offset): New function.
1994 (Incremental_inputs_reader::input_file_index): New function.
1995 (Incremental_inputs_reader::input_file): Call input_file_offset.
1996 (Incremental_inputs_reader::input_file_at_offset): New function.
1997 (Incremental_relocs_reader::get_r_type): Reformat.
1998 (Incremental_relocs_reader::get_r_shndx): Reformat.
1999 (Incremental_relocs_reader::get_r_offset): Reformat.
2000 (Incremental_relocs_reader::data): New function.
2001 (Incremental_binary::Incremental_binary): Initialize new data members.
2002 (Incremental_binary::check_inputs): Add cmdline parameter.
2003 (Incremental_binary::file_is_unchanged): Remove.
2004 (Input_reader::arg_serial): New function.
2005 (Input_reader::get_unused_symbol_count): New function.
2006 (Input_reader::get_unused_symbol): New function.
2007 (Input_reader::do_arg_serial): New function.
2008 (Input_reader::do_get_unused_symbol_count): New function.
2009 (Input_reader::do_get_unused_symbol): New function.
2010 (Incremental_binary::input_file_count): New function.
2011 (Incremental_binary::get_input_reader): Change signature to use
2012 index instead of filename.
2013 (Incremental_binary::file_has_changed): New function.
2014 (Incremental_binary::get_input_argument): New function.
2015 (Incremental_binary::get_library): New function.
2016 (Incremental_binary::get_script_info): New function.
2017 (Incremental_binary::init_layout): New function.
2018 (Incremental_binary::reserve_layout): New function.
2019 (Incremental_binary::output_file): New function.
2020 (Incremental_binary::do_check_inputs): New function.
2021 (Incremental_binary::do_file_is_unchanged): Remove.
2022 (Incremental_binary::do_file_has_changed): New function.
2023 (Incremental_binary::do_init_layout): New function.
2024 (Incremental_binary::do_reserve_layout): New function.
2025 (Incremental_binary::do_input_file_count): New function.
2026 (Incremental_binary::do_get_input_reader): Change signature.
2027 (Incremental_binary::input_args_map_): New data member.
2028 (Incremental_binary::library_map_): New data member.
2029 (Incremental_binary::script_map_): New data member.
2030 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2031 new data members.
2032 (Sized_incremental_binary::output_section): New function.
2033 (Sized_incremental_binary::inputs_reader): Add const.
2034 (Sized_incremental_binary::symtab_reader): Add const.
2035 (Sized_incremental_binary::relocs_reader): Add const.
2036 (Sized_incremental_binary::got_plt_reader): Add const.
2037 (Sized_incremental_binary::get_symtab_view): New function.
2038 (Sized_incremental_binary::Inputs_reader): New typedef.
2039 (Sized_incremental_binary::Input_entry_reader): New typedef.
2040 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2041 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2042 (Sized_incremental_binary::do_file_has_changed): New function.
2043 (Sized_incremental_binary::do_init_layout): New function.
2044 (Sized_incremental_binary::do_reserve_layout): New function.
2045 (Sized_input_reader::Inputs_reader): Remove.
2046 (Sized_input_reader::Input_entry_reader): Remove.
2047 (Sized_input_reader::do_arg_serial): New function.
2048 (Sized_input_reader::do_get_unused_symbol_count): New function.
2049 (Sized_input_reader::do_get_unused_symbol): New function.
2050 (Sized_incremental_binary::do_input_file_count): New function.
2051 (Sized_incremental_binary::do_get_input_reader): Change signature;
2052 use index instead of filename.
2053 (Sized_incremental_binary::section_map_): New data member.
2054 (Sized_incremental_binary::input_entry_readers_): New data member.
2055 (class Sized_incr_relobj): New class.
2056 (class Sized_incr_dynobj): New class.
2057 (make_sized_incremental_object): New function.
2058 (class Incremental_library): New class.
2059 * layout.cc (Free_list::num_lists): New static data member.
2060 (Free_list::num_nodes): New static data member.
2061 (Free_list::num_removes): New static data member.
2062 (Free_list::num_remove_visits): New static data member.
2063 (Free_list::num_allocates): New static data member.
2064 (Free_list::num_allocate_visits): New static data member.
2065 (Free_list::init): New function.
2066 (Free_list::remove): New function.
2067 (Free_list::allocate): New function.
2068 (Free_list::dump): New function.
2069 (Free_list::print_stats): New function.
2070 (Layout_task_runner::run): Resize output file for incremental updates.
2071 (Layout::Layout): Initialize new data members.
2072 (Layout::set_incremental_base): New function.
2073 (Layout::init_fixed_output_section): New function.
2074 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2075 incremental updates.
2076 (Layout::create_gold_note): Do not create gold note section for
2077 incremental updates.
2078 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2079 for incremental updates.
2080 (Layout::set_section_offsets): For incremental updates, allocate space
2081 from free list.
2082 (Layout::create_symtab_sections): Layout with offsets relative to
2083 start of section; for incremental updates, allocate space from free
2084 list.
2085 (Layout::create_shdrs): For incremental updates, allocate space from
2086 free list.
2087 (Layout::finish_dynamic_section): For incremental updates, do not
2088 check --as-needed (fixed in subsequent patch).
2089 * layout.h (class Free_list): New class.
2090 (Layout::set_incremental_base): New function.
2091 (Layout::incremental_base): New function.
2092 (Layout::init_fixed_output_section): New function.
2093 (Layout::allocate): New function.
2094 (Layout::incremental_base_): New data member.
2095 (Layout::free_list_): New data member.
2096 * main.cc (main): Print Free_list statistics.
2097 * object.cc (Relobj::finalize_incremental_relocs): Add
2098 clear_counts parameter; clear counts only when clear_counts is set.
2099 (Sized_relobj::Sized_relobj): Initialize new base class.
2100 (Sized_relobj::do_layout): Don't report special sections.
2101 (Sized_relobj::do_for_all_local_got_entries): New function.
2102 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2103 symtab_off to all symbol table offsets.
2104 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2105 * object.h (class Got_offset_list): Move to top of file.
2106 (Object::Object): Allow case where input_file == NULL.
2107 (Object::~Object): Likewise.
2108 (Object::input_file): Assert that input_file != NULL.
2109 (Object::lock): Allow case where input_file == NULL.
2110 (Object::unlock): Likewise.
2111 (Object::is_locked): Likewise.
2112 (Object::token): Likewise.
2113 (Object::release): Likewise.
2114 (Object::is_incremental): New function.
2115 (Object::get_mtime): New function.
2116 (Object::for_all_local_got_entries): New function.
2117 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2118 (Object::set_is_in_system_directory): New function.
2119 (Object::is_in_system_directory): New function.
2120 (Object::do_is_incremental): New function.
2121 (Object::do_get_mtime): New function.
2122 (Object::do_for_all_local_got_entries): New function.
2123 (Object::is_in_system_directory_): New data member.
2124 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2125 (class Sized_relobj_base): New class.
2126 (class Sized_relobj): Derive from Sized_relobj_base.
2127 (class Sized_relobj::Symbols): Redeclare from base class.
2128 (class Sized_relobj::local_got_offset_list): Remove.
2129 (class Sized_relobj::Output_sections): Redeclare from base class.
2130 (class Sized_relobj::do_for_all_local_got_entries): New function.
2131 (class Sized_relobj::write_local_symbols): Add offset parameter.
2132 (class Sized_relobj::local_symbol_offset_): Update comment.
2133 (class Sized_relobj::local_dynsym_offset_): Update comment.
2134 * options.cc (Input_arguments::add_file): Remove const.
2135 * options.h (Input_file_argument::Input_file_argument):
2136 Initialize arg_serial_ (all constructors).
2137 (Input_file_argument::set_arg_serial): New function.
2138 (Input_file_argument::arg_serial): New function.
2139 (Input_file_argument::arg_serial_): New data member.
2140 (Input_arguments::Input_arguments): Initialize file_count_.
2141 (Input_arguments::add_file): Remove const.
2142 (Input_arguments::number_of_input_files): New function.
2143 (Input_arguments::file_count_): New data member.
2144 (Command_line::number_of_input_files): Call
2145 Input_arguments::number_of_input_files.
2146 * output.cc (Output_segment_headers::Output_segment_headers):
2147 Set current size.
2148 (Output_section::Input_section::current_data_size): New function.
2149 (Output_section::Output_section): Initialize new data members.
2150 (Output_section::add_input_section): Don't do merge sections for
2151 an incremental link; allocate space from free list for an
2152 incremental update.
2153 (Output_section::add_output_section_data): Allocate space from
2154 free list for an incremental update.
2155 (Output_section::update_data_size): New function.
2156 (Output_section::set_fixed_layout): New function.
2157 (Output_section::reserve): New function.
2158 (Output_segment::set_section_addresses): Remove const.
2159 (Output_segment::set_section_list_addresses): Remove const; allocate
2160 space from free list for an incremental update.
2161 (Output_segment::set_offset): Adjust size of RELRO segment for an
2162 incremental update.
2163 * output.h (Output_data::current_data_size): Move here from
2164 child classes.
2165 (Output_data::pre_finalize_data_size): New function.
2166 (Output_data::update_data_size): New function.
2167 (Output_section_headers::update_data_size): new function.
2168 (Output_section_data_build::current_data_size): Move to Output_data.
2169 (Output_data_strtab::update_data_size): New function.
2170 (Output_section::current_data_size): Move to Output_data.
2171 (Output_section::set_fixed_layout): New function.
2172 (Output_section::has_fixed_layout): New function.
2173 (Output_section::reserve): New function.
2174 (Output_section::update_data_size): New function.
2175 (Output_section::has_fixed_layout_): New data member.
2176 (Output_section::free_list_): New data member.
2177 (Output_segment::set_section_addresses): Remove const.
2178 (Output_segment::set_section_list_addresses): Remove const.
2179 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2180 New function.
2181 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2182 New function.
2183 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2184 parameter when calling Add_symbols constructor; store argument
2185 serial number for members of a lib group.
2186 (Add_symbols::locks): Allow case where token == NULL.
2187 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2188 (Read_member::~Read_member): New function.
2189 (Read_member::is_runnable): New function.
2190 (Read_member::locks): New function.
2191 (Read_member::run): New function.
2192 (Check_script::~Check_script): New function.
2193 (Check_script::is_runnable): New function.
2194 (Check_script::locks): New function.
2195 (Check_script::run): New function.
2196 (Check_library::~Check_library): New function.
2197 (Check_library::is_runnable): New function.
2198 (Check_library::locks): New function.
2199 (Check_library::run): New function.
2200 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2201 (Add_symbols::library_): New data member.
2202 (class Read_member): New class.
2203 (class Check_script): New class.
2204 (class Check_library): New class.
2205 * reloc.cc (Read_relocs::is_runnable): Allow case where
2206 token == NULL.
2207 (Read_relocs::locks): Likewise.
2208 (Scan_relocs::locks): Likewise.
2209 (Relocate_task::locks): Likewise.
2210 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2211 to clear counters.
2212 (Sized_relobj::incremental_relocs_scan): Fix comment.
2213 (Sized_relobj::do_relocate): Pass output file offset to
2214 write_local_symbols.
2215 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2216 from class declaration.
2217 * script.cc (read_input_script): Allocate Script_info; pass
2218 argument serial number to report_script.
2219 * script.h (class Script_info): Move to incremental.h.
2220 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2221 * symtab.h (Symbol_table::add_from_incrobj): New function.
2222 (Symbol_table::set_file_offset): New function.
2223
b961d0d7
CC		 22242011-04-05 Cary Coutant <ccoutant@google.com>
2225
2226 * incremental-dump.cc (dump_incremental_inputs): Change signature
2227 to take a Sized_incremental_binary; change caller. Use readers
2228 in Sized_incremental_binary.
2229 * incremental.cc
2230 (Sized_incremental_binary::find_incremental_inputs_sections):
2231 Rename do_find_incremental_inputs_sections to this.
2232 (Sized_incremental_binary::setup_readers): New function.
2233 (Sized_incremental_binary::do_check_inputs): Check
2234 has_incremental_info_ flag; move setup code to setup_readers;
2235 use input readers.
2236 (Sized_incremental_binary::do_file_is_unchanged): New function.
2237 (Sized_incremental_binary::do_get_input_reader): New function.
2238 * incremental.h (class Incremental_binary): Move to end of file.
2239 (Incremental_binary::file_is_unchanged): New function.
2240 (Incremental_binary::do_file_is_unchanged): New function.
2241 (Incremental_binary::Input_reader): New class.
2242 (Incremental_binary::get_input_reader): New function.
2243 (class Sized_incremental_binary): Move to end of file.
2244 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2245 input section reader classes.
2246 (Sized_incremental_binary::has_incremental_info): New function.
2247 (Sized_incremental_binary::inputs_reader): New function.
2248 (Sized_incremental_binary::symtab_reader): New function.
2249 (Sized_incremental_binary::relocs_reader): New function.
2250 (Sized_incremental_binary::got_plt_reader): New function.
2251 (Sized_incremental_binary::do_file_is_unchanged): New function.
2252 (Sized_incremental_binary::Sized_input_reader): New class.
2253 (Sized_incremental_binary::get_input_reader): New function.
2254 (Sized_incremental_binary::find_incremental_inputs_sections):
2255 Rename do_find_incremental_inputs_sections to this.
2256 (Sized_incremental_binary::setup_readers): New function.
2257 (Sized_incremental_binary::has_incremental_info_): New data member.
2258 (Sized_incremental_binary::inputs_reader_): New data member.
2259 (Sized_incremental_binary::symtab_reader_): New data member.
2260 (Sized_incremental_binary::relocs_reader_): New data member.
2261 (Sized_incremental_binary::got_plt_reader_): New data member.
2262 (Sized_incremental_binary::current_input_file_): New data member.
2263
a869183f
PP		 22642011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2265
2266 PR gold/12640
2267 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2268 violation.
2269
22702011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2271
2272 * archive.cc (Archive::include_member): Adjust call to report_object.
2273 (Add_archive_symbols::run): Add script_info to call to
2274 report_archive_begin.
2275 (Lib_group::include_member): Adjust call to report_object.
2276 (Add_lib_group_symbols::run): Adjust call to report_object.
2277 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2278 blocks. Add object count for script input files.
2279 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2280 script_info parameter; change all callers.
2281 (Incremental_inputs::report_object): Add script_info parameter;
2282 change all callers.
2283 (Incremental_inputs::report_script): Store backpointer to
2284 incremental info entry.
2285 (Output_section_incremental_inputs::set_final_data_size): Record
2286 additional information for scripts.
2287 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2288 * incremental.h (Incremental_script_entry::add_object): New function.
2289 (Incremental_script_entry::get_object_count): New function.
2290 (Incremental_script_entry::get_object): New function.
2291 (Incremental_script_entry::objects_): New data member; adjust
2292 constructor.
2293 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2294 (Incremental_inputs::report_object): Add script_info parameter.
2295 (Incremental_inputs_reader::get_object_count): New function.
2296 (Incremental_inputs_reader::get_object_offset): New function.
2297 * options.cc (Input_arguments::add_file): Return reference to
2298 new input argument.
2299 * options.h (Input_argument::set_script_info): New function.
2300 (Input_argument::script_info): New function.
2301 (Input_argument::script_info_): New data member; adjust all
2302 constructors.
2303 (Input_file_group::add_file): Return reference to new input argument.
2304 (Input_file_lib::add_file): Likewise.
2305 (Input_arguments::add_file): Likewise.
2306 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2307 * script.cc (Parser_closure::Parser_closure): Add script_info
2308 parameter; adjust all callers.
2309 (Parser_closure::script_info): New function.
2310 (Parser_closure::script_info_): New data member.
2311 (read_input_script): Report scripts earlier to incremental info.
2312 (script_add_file): Set script_info in Input_argument.
2313 (script_add_library): Likewise.
2314 * script.h (Script_options::Script_info): Rewrite class.
2315
a869183f 23162011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2317
2318 * archive.cc (Library_base::should_include_member): Move
2319 method here from class Archive.
2320 (Archive::Archive): Initialize base class.
2321 (Archive::should_include_member): Move to base class.
2322 (Archive::do_for_all_unused_symbols): New function.
2323 (Add_archive_symbols::run): Remove redundant access to
2324 incremental_inputs.
2325 (Lib_group::Lib_group): Initialize base class.
2326 (Lib_group::do_filename): New function.
2327 (Lib_group::include_member): Pass pointer to Lib_group to
2328 report_object.
2329 (Lib_group::do_for_all_unused_symbols): New function.
2330 (Add_lib_group_symbols::run): Report archive information for
2331 incremental links.
2332 * archive.h (class Library_base): New base class.
2333 (class Archive): Derive from Library_base.
2334 (Archive::filename): Move to base class.
2335 (Archive::set_incremental_info): Likewise.
2336 (Archive::incremental_info): Likewise.
2337 (Archive::Should_include): Likewise.
2338 (Archive::should_include_member): Likewise.
2339 (Archive::Armap_entry): Remove.
2340 (Archive::Unused_symbol_iterator): Remove.
2341 (Archive::unused_symbols_begin): Remove.
2342 (Archive::unused_symbols_end): Remove.
2343 (Archive::do_filename): New function.
2344 (Archive::do_get_mtime): New function.
2345 (Archive::do_for_all_unused_symbols): New function.
2346 (Archive::task_): Move to base class.
2347 (Archive::incremental_info_): Likewise.
2348 (class Lib_group): Derive from Library_base.
2349 (Lib_group::do_filename): New function.
2350 (Lib_group::do_get_mtime): New function.
2351 (Lib_group::do_for_all_unused_symbols): New function.
2352 (Lib_group::task_): Move to base class.
2353 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2354 function.
2355 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2356 function.
2357 * incremental.cc (Incremental_inputs::report_archive_begin):
2358 Use Library_base; call library's get_mtime; add incremental inputs
2359 entry before members.
2360 (class Unused_symbol_visitor): New class.
2361 (Incremental_inputs::report_archive_end): Use Library_base; use
2362 visitor class to record unused symbols; don't add incremental inputs
2363 entry after members.
2364 (Incremental_inputs::report_object): Use Library_base.
2365 * incremental.h
2366 (Incremental_archive_entry::Incremental_archive_entry): Remove
2367 unused Archive parameter.
2368 (Incremental_inputs::report_archive_begin): Use Library_base.
2369 (Incremental_inputs::report_archive_end): Likewise.
2370 (Incremental_inputs::report_object): Likewise.
2371 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2372 function.
2373 * object.h (Object::for_all_global_symbols): New function.
2374 (Object::do_for_all_global_symbols): New function.
2375 (Sized_relobj::do_for_all_global_symbols): New function.
2376 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2377 function.
2378 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2379 function.
2380
61ab3e40
ILT		 23812011-03-27 Ian Lance Taylor <iant@google.com>
2382
2383 * archive.cc (Archive::interpret_header): Return -1 if something
2384 goes wrong. Change callers accordingly.
2385
30e1f9e6
CC		 23862011-03-25 Cary Coutant <ccoutant@google.com>
2387
2388 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2389 * testsuite/Makefile.in: Regenerate.
2390
9370ce59 23912011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2392
2393 * plugin.cc (get_view): New.
2394 (Plugin::load): Pass get_view to the plugin.
2395 (Plugin_manager::get_view): New.
2396
9312bb0a
ILT		 23972011-03-21 Ian Lance Taylor <iant@google.com>
2398
2399 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2400 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2401
7e12ba9e
ST		 24022011-03-21 Sriraman Tallam <tmsriram@google.com>
2403
2404 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2405 Change == to -eq.
2406 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2407 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2408 Change == to -eq.
2409 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2410 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2411
fd7a005d
ILT		 24122011-03-14 Ian Lance Taylor <iant@google.com>
2413
2414 * script-sections.cc (Sort_output_sections::script_compare):
2415 Rename from is_before, change return type.
2416 (Sort_output_sections::operator()): Adjust accordingly.
2417
ed16fd1b
ILT		 24182011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2419
2420 PR gold/12572
2421 * testsuite/odr_violation2.cc: Add comment to make all error line
2422 numbers double digits.
2423 * testsuite/debug_msg.sh: Adjust expected errors.
2424
71ff8986
ILT		 24252011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2426
2427 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2428 but mark earlier ones as non-canonical
2429 (offset_to_iterator): Update search target and example
2430 (do_addr2line): Return extra lines in a vector*
2431 (format_file_lineno): Extract from do_addr2line
2432 (one_addr2line): Add vector* out-param
2433 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2434 when a lineno entry appeared last for its instruction
2435 (Dwarf_line_info): Add vector* out-param
2436 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2437 * symtab.cc (Odr_violation_compare): Include the lineno in the
2438 comparison again.
2439 (linenos_from_loc): New. Combine the canonical line for an
2440 address with its other lines.
2441 (True_if_intersect): New. Helper functor to make
2442 std::set_intersection a query.
2443 (detect_odr_violations): Compare sets of lines instead of just
2444 one line for each function. This became less deterministic, but
2445 has fewer false positives.
2446 * symtab.h: Declarations.
2447 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2448 mix an optimized and non-optimized object in the same binary
2449 (odr_violation2.so): Same.
2450 * testsuite/Makefile.in: Regenerate from Makefile.am.
2451 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2452 * testsuite/debug_msg.sh: Update line numbers and add
2453 assertions.
2454 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2455 non-optimized context.
2456 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2457 isn't inlined, and use OdrDerived in an optimized context.
2458 * testsuite/odr_header1.h: Defines OdrDerived, where
2459 optimization will change the
2460 first-instruction-in-the-destructor's file and line number.
2461 * testsuite/odr_header2.h: Defines OdrBase.
2462
a19fefdc
ILT		 24632011-03-09 Ian Lance Taylor <iant@google.com>
2464
2465 * fileread.cc (File_read::clear_views): Don't delete the whole
2466 file view.
2467
ecb351e9
ILT		 24682011-03-08 Ian Lance Taylor <iant@google.com>
2469
2470 PR gold/12525
2471 * fileread.cc: #include <climits>.
2472 (GOLD_IOV_MAX): Define.
2473 (File_read::read_multiple): Limit number of entries by iov_max.
2474 * fileread.h (class File_read): Always set max_readv_entries to
2475 128.
2476
b821d13c
ILT		 24772011-03-07 Ian Lance Taylor <iant@google.com>
2478
2479 PR gold/12525
2480 * options.h (class General_options): Add -dy and -dn.
2481
89243142
CC		 24822011-03-02 Cary Coutant <ccoutant@google.com>
2483
2484 * testsuite/script_test_9.t: Add TLS segment.
2485
d0773f31
ILT		 24862011-03-02 Simon Baldwin <simonb@google.com>
2487
2488 * configure.ac: Add check for gnu_indirect_function support in
2489 the toolchain building binutils.
2490 * configure: Rebuild.
2491
9370ce59 24922011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2493
2494 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2495 plugin only symbols.
2496 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2497 in plugin files as not needed in the symbol table.
2498
4cf7a849
ST		 24992011-02-11 Sriraman Tallam <tmsriram@google.com>
2500
2501 * output.cc (Output_section::add_input_section): Delay fill
2502 generation for section ordering.
2503
b578bd7d
ILT		 25042011-02-09 Ian Lance Taylor <iant@google.com>
2505
2506 PR gold/12316
2507 * object.h (class Sized_relobj): Remove clear_local_symbols.
2508 * reloc.cc (Sized_relobj::do_relocate): Don't call
2509 clear_local_symbols.
2510
9370ce59 25112011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2512
2513 * plugin.cc (is_visible_from_outside): Return true for symbols
2514 in the -u option.
2515
55382fb7
ILT		 25162011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2517
2518 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2519 filename.
2520
4e271fff
ST		 25212011-02-02 Sriraman Tallam <tmsriram@google.com>
2522
2523 * icf.h (is_section_foldable_candidate): Change type of parameter
2524 to std::string.
2525 * icf.cc (Icf::find_identical_sections): Change type of local variable
2526 section_name to be std::string.
2527 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2528
d433c3ac
ILT		 25292011-01-25 Ian Lance Taylor <iant@google.com>
2530
2531 * script.cc (script_add_extern): Rewrite to use
2532 add_symbol_reference.
2533
880473a6
DK		 25342011-01-25 Doug Kwan <dougkwan@google.com>
2535
d433c3ac 2536 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2537
f30f86fa
ILT		 25382011-01-24 Ian Lance Taylor <iant@google.com>
2539
2540 * options.h (class General_options): Accept
2541 --no-detect-odr-violations.
2542
8e51a0b9
ILT		 25432011-01-24 Ian Lance Taylor <iant@google.com>
2544
2545 * version.cc (version_string): Bump to 1.11.
2546
0f3b89d8
ILT		 25472011-01-24 Ian Lance Taylor <iant@google.com>
2548
2549 * plugin.cc (class Plugin_rescan): Define new class.
2550 (Plugin_manager::claim_file): Set any_claimed_.
2551 (Plugin_manager::save_archive): New function.
2552 (Plugin_manager::save_input_group): New function.
2553 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2554 necessary.
2555 (Plugin_manager::new_undefined_symbol): New function.
2556 (Plugin_manager::rescan): New function.
2557 (Plugin_manager::rescannable_defines): New function.
2558 (Plugin_manager::add_input_file): Set any_added_.
2559 * plugin.h (class Plugin_manager): define new fields rescannable_,
2560 undefined_symbols_, any_claimed_, and any_added_. Declare
2561 Plugin_rescan as friend. Declare new functions.
2562 (Plugin_manager::Rescannable): Define type.
2563 (Plugin_manager::Rescannable_list): Define type.
2564 (Plugin_manager::Undefined_symbol_list): Define type.
2565 (Plugin_manager::Plugin_manager): Initialize new fields.
2566 * archive.cc (Archive::defines_symbol): New function.
2567 (Add_archive_symbols::run): Pass archive to plugins if any.
2568 * archive.h (class Archive): Declare defines_symbol.
2569 * readsyms.cc (Input_group::~Input_group): New function.
2570 (Finish_group::run): Pass input_group to plugins if any.
2571 * readsyms.h (class Input_group): Declare destructor.
2572 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2573 any.
2574
3bb951e5
ILT		 25752011-01-10 Ian Lance Taylor <iant@google.com>
2576
2577 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2578 section as relro.
2579 (Layout::set_segment_offsets): Reset increase_relro before calling
2580 set_section_addresses a second time.
2581
0aa45fac
CC		 25822011-01-04 Cary Coutant <ccoutant@google.com>
2583
2584 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2585 sections before NOBITS sections.
2586
0db46eb4
L		 25872011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2588
2589 * version.cc (print_version): Update copyright to 2011.
2590
829c9745
CC		 25912010-12-23 Cary Coutant <ccoutant@google.com>
2592
2593 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2594 of OS to this->add. Add OD parameter to second form of the function.
2595
7500420b
ILT		 25962010-12-20 Ian Lance Taylor <iant@google.com>
2597
2598 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2599 second of two consecutive entries with same offset.
2600
f8e9a930
RW		 26012010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2602
2603 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2604 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2605 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2606 to avoid unneeded links against $(LDADD).
2607 * testsuite/Makefile.in: Regenerate.
2608
2fbb4320
ILT		 26092010-12-15 Ian Lance Taylor <iant@google.com>
2610
2611 PR gold/12324
2612 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2613 for R_X86_64_32 and R_X86_64_PC32.
2614 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2615 ver_matching_def_pic.o.
2616 (ver_matching_def_pic.o): New target.
2617
fedb228d
RW		 26182010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2619
2620 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2621 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2622 Move definition before File_read::View member definitions.
2623 (File_read::View::~View): Initialize and hold lock before
2624 updating current_mapped_bytes.
2625
9b547ce6
RW		 26262010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2627
2628 * dwarf_reader.cc: Remove outdated comment.
2629 * gold-threads.cc: Fix typo in error message.
2630 * archive.cc: Fix typos in comments.
2631 * archive.h: Likewise.
2632 * arm-reloc-property.cc: Likewise.
2633 * arm-reloc-property.h: Likewise.
2634 * arm-reloc.def: Likewise.
2635 * arm.cc: Likewise.
2636 * attributes.h: Likewise.
2637 * cref.cc: Likewise.
2638 * ehframe.cc: Likewise.
2639 * fileread.h: Likewise.
2640 * gold.h: Likewise.
2641 * i386.cc: Likewise.
2642 * icf.cc: Likewise.
2643 * incremental.h: Likewise.
2644 * int_encoding.cc: Likewise.
2645 * layout.h: Likewise.
2646 * main.cc: Likewise.
2647 * merge.h: Likewise.
2648 * object.cc: Likewise.
2649 * object.h: Likewise.
2650 * options.cc: Likewise.
2651 * readsyms.cc: Likewise.
2652 * reduced_debug_output.cc: Likewise.
2653 * reloc.cc: Likewise.
2654 * script-sections.cc: Likewise.
2655 * sparc.cc: Likewise.
2656 * symtab.h: Likewise.
2657 * target-reloc.h: Likewise.
2658 * target.cc: Likewise.
2659 * target.h: Likewise.
2660 * timer.cc: Likewise.
2661 * timer.h: Likewise.
2662 * x86_64.cc: Likewise.
2663
83e17bd5
CC		 26642010-12-09 Cary Coutant <ccoutant@google.com>
2665
2666 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2667 stack.
2668 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2669 parameter; change all callers.
2670 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2671 * options.h (warn_execstack): New option.
2672
017257f8
DK		 26732010-12-07 Doug Kwan <dougkwan@google.com>
2674
2675 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2676 like function call relocations.
2677
c20cbc06
ILT		 26782010-12-07 Ian Lance Taylor <iant@google.com>
2679
2680 * archive.cc (Archive::get_elf_object_for_member): Permit
2681 punconfigured to be NULL.
2682 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2683 (Archive::include_member): Pass NULL to get_elf_object_for_member
2684 if we searched for the archive and this is the first included
2685 object.
2686
4dbfafcc
ILT		 26872010-12-01 Ian Lance Taylor <iant@google.com>
2688
2689 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2690 track_relocs_type_ field.
2691 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2692 Set track_relocs_type_.
2693 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2694 contents when using RELA relocs.
2695 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2696 reloc_map_.
2697 * reloc.cc (Track_relocs::next_addend): New function.
2698 * reloc.h (class Track_relocs): Declare next_addend.
2699
e5e19edd
ILT		 27002010-12-01 Ian Lance Taylor <iant@google.com>
2701
2702 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2703 virtual destructor.
2704
9a5ce24c
ILT		 27052010-12-01 Ian Lance Taylor <iant@google.com>
2706
2707 * README: Update compilers known to work and fail.
2708
c7791212
NC		 27092010-11-23 Matthias Klose <doko@ubuntu.com>
2710
2711 * configure.in: For --enable-gold, handle value `default' instead of
2712 `both*'. Always install ld as ld.bfd, install as ld if gold is
2713 not the default.
2714 * configure: Regenerate.
2715
0ad220c9
DK		 27162010-11-18 Doug Kwan <dougkwan@google.com>
2717
2718 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2719 and right_alignment to be zero. Store result alignment only if it is
2720 greater than existing alignment.
2721
ab8056e0
CC		 27222010-11-16 Cary Coutant <ccoutant@google.com>
2723
2724 PR gold/12220
2725 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2726 Check for ".zdebug_line".
2727
fd064a5b
CC		 27282010-11-16 Doug Kwan <dougkwan@google.com>
2729 Cary Coutant <ccoutant@google.com>
2730
2731 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2732 by reference; adjust all callers.
2733 * output.cc (Output_segment::set_section_addresses): Adjust references
2734 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2735 list is empty.
2736 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2737 end at page boundary.
2738
6fc6ea19
CC		 27392010-11-16 Cary Coutant <ccoutant@google.com>
2740
2741 PR gold/12220
2742 * layout.cc (Layout::choose_output_section): Transform names of
2743 compressed sections even when using a script with a SECTIONS clause.
2744 (Layout::output_section_name): Remove code to transform
2745 compressed debug section names.
2746 * output.cc (Output_section::add_input_section): Use uncompressed
2747 section size when tracking input sections.
2748
95a2c8d6
RS		 27492010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2750
2751 * symtab.h (Symbol::NON_PIC_REF): Remove.
2752 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2753 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2754 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2755 (Symbol::use_plt_offset): Take a flags argument and pass it
2756 directly to needs_dynamic_reloc. Restrict check for undefined
2757 weak symbols to function calls.
2758 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2759 (Target_arm::Scan::global): Use it.
2760 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2761 (Target_arm::Relocate::relocate): Likewise.
2762 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2763 parameter with an r_type parameter. Use get_reference_flags
2764 to get the flags.
2765 (Target_arm::Relocate::relocate): Update accordingly.
2766 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2767 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2768 (Target_i386::Scan::global): Likewise.
2769 (Target_i386::Relocate::relocate): Likewise.
2770 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2771 parameter with an r_type parameter. Use get_reference_flags
2772 to get the flags.
2773 (Target_i386::Relocate::relocate): Update accordingly.
2774 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2775 (Target_powerpc::Scan::global): Use it.
2776 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2777 (Target_powerpc::Relocate::relocate): Likewise.
2778 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2779 (Target_sparc::Scan::global): Use it.
2780 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2781 (Target_sparc::Relocate::relocate): Likewise.
2782 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2783 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2784 (Target_x86_64::Scan::global): Likewise.
2785 (Target_x86_64::Relocate::relocate): Likewise.
2786
f625ae50
DK		 27872010-11-08 Doug Kwan <dougkwan@google.com>
2788 Cary Coutant <ccoutant@google.com>
2789
2790 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2791 (Arm_exidx_merge_section::section_contents_): New data member.
2792 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2793 (Arm_input_section::~Arm_input_section): De-allocate memory.
2794 (Arm_input_section::original_contents_): New data member.
2795 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2796 in parameters instead of calling Object::section_contents without
2797 locking.
2798 (Arm_output_section::group_section): New parameter TASK. Pass it
2799 to callees that need locking objects.
2800 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2801 to lock EXIDX input sections. Fix a formatting issue. Call
2802 Arm_exidx_merged_section::build_contents to create merged section
2803 contents.
2804 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2805 to lock object of stub table owner.
2806 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2807 TEXT_SIZE to initialize data member TEXT_SIZE_.
2808 (Arm_exidx_input_section::addralign): Fix typo in comment.
2809 (Arm_exidx_input_section::text_size): New method.
2810 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2811 that require locking objects. Lock objects before scanning for stubs
2812 and updating local symbols.
2813 (Arm_input_section<big_endian>::init): Copy contents of original
2814 input section.
2815 (Arm_input_section<big_endian>::do_write): Use saved contents of
2816 original input section instead of calling Object::section_contents
2817 without locking.
2818 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2819 size without calling Object::section_size().
2820 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2821 for size. Allocate a buffer for merged EXIDX entries.
2822 (Arm_exidx_merged_section::build_contents): New method.
2823 (Arm_exidx_merged_section::do_write): Move merge section contents
2824 building code to Arm_exidx_merged_section::build_contetns. Write
2825 out contetns in buffer instead of building it on the fly.
2826 (Arm_relobj::make_exidx_input_section): Also pass text section size
2827 to Arm_exidx_input_section constructor.
2828 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2829 (Arm_dynobj::do_read_symbols): Fix memory leak.
2830 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2831 * target.h: (class Task): Add forward declaration.
2832 (Target::relax): Add new parameter TASK and pass it to
2833 Target::do_relax().
2834 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2835
5f9bcf58
CC		 28362010-11-05 Cary Coutant <ccoutant@google.com>
2837
2838 PR gold/10708
2839 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2840 object when reading from the file.
2841 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2842 second layout pass.
2843 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2844 when reading section contents.
2845 (get_section_contents): Likewise.
2846 (icf::find_identical_sections): Likewise.
2847 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2848 object when reading from the file.
2849 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2850 the object when doing deferred section layout.
2851
e597fa08
NC		 28522010-11-03 Nick Clifton <nickc@redhat.com>
2853
2854 PR gold/12001
2855 * script.h (class Symbol_assignment: name): New member. Returns
2856 the name of the symbol.
2857 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2858 Returns true if the given symbol name is on the list of
2859 assignments wating to be processed.
2860 * archive.cc (should_incldue_member): If the symbol is undefined,
2861 check to see if it is on the list of symbols pending assignment.
2862
3f9a3278
ILT		 28632010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2864
2865 * script-sections.cc (Script_sections::find_memory_region): Check
2866 for a NULL output section pointer.
2867
d06fb4d1
DK		 28682010-10-29 Doug Kwan <dougkwan@google.com>
2869
2870 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2871 Output_section::add_relaxed_input_section.
2872 * output.cc (Output_section::add_relaxed_input_section): Add new
2873 arguments LAYOUT and NAME. Set section order index.
2874 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2875 Copy section order index.
2876 * output.h (Output_section::add_relaxed_input_section): Add new
2877 arguments LAYOUT and NAME.
2878
90e24de5
ILT		 28792010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2880
2881 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2882 NATIVE_OR_CROSS_LINKER.
2883 * testsuite/Makefile.in: Regenerate.
2884
c9484ea5
DK		 28852010-10-20 Doug Kwan <dougkwan@google.com>
2886
2887 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2888 without SHF_LINK_ORDER flags.
2889 * layout.cc (Layout::choose_output_section): Do not filter
2890 SHF_LINK_ORDER flag in a relocatable link.
2891
5bc2f5be
CC		 28922010-10-17 Cary Coutant <ccoutant@google.com>
2893
2894 * output.h (Output_segment::set_section_addresses): Change function
2895 signature. Update all callers.
2896 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2897 sections.
2898 (Output_segment::set_section_addresses): Align after last TLS
2899 section. Add padding before last relro section instead of after.
2900
0c91cf04
DK		 29012010-10-17 Doug Kwan <dougkwan@google.com>
2902
2903 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2904 GOT output section to be writable.
2905
8c21d9d3
CC		 29062010-10-14 Cary Coutant <ccoutant@google.com>
2907
2908 * debug.h (DEBUG_INCREMENTAL): New flag.
2909 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2910 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2911 mode.
2912 * incremental.cc (report_command_line): Ignore all forms of
2913 --incremental.
2914 * layout.cc (Layout::Layout): Check parameters for incremental link
2915 mode.
2916 * options.cc (General_options::parse_incremental): New function.
2917 (General_options::parse_no_incremental): New function.
2918 (General_options::parse_incremental_full): New function.
2919 (General_options::parse_incremental_update): New function.
2920 (General_options::incremental_mode_): New data member.
2921 (General_options::finalize): Check incremental_mode_.
2922 * options.h (General_options): Update help text for --incremental.
2923 Add --no-incremental, --incremental-full, --incremental-update.
2924 (General_options::Incremental_mode): New enum type.
2925 (General_options::incremental_mode): New function.
2926 (General_options::incremental_mode_): New data member.
2927 * parameters.cc (Parameters::incremental_mode_): New data member.
2928 (Parameters::set_options): Set incremental_mode_.
2929 (Parameters::set_incremental_full): New function.
2930 (Parameters::incremental): New function.
2931 (Parameters::incremental_update): New function.
2932 (set_parameters_incremental_full): New function.
2933 * parameters.h (Parameters::set_incremental_full): New function.
2934 (Parameters::incremental): New function.
2935 (Parameters::incremental_update): New function.
2936 (Parameters::incremental_mode_): New data member.
2937 (set_parameters_incremental_full): New function.
2938 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2939 incremental link mode.
2940 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2941 (Sized_relobj::do_relocate_sections): Likewise.
2942 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2943 option.
2944 * testsuite/Makefile.in: Regenerate.
2945 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2946
bb32aa18 29472010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2948
2949 * script-sections.h (class Script_sections): Make
2950 Sections_elements typedef public.
2951 * script-sections.cc (class Sort_output_sections): Add elements_
2952 field. Add constructor which sets it; change all callers.
2953 (Sort_output_sections::is_before): New function.
2954 (Sort_output_sections::operator()): Call is_before.
2955 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2956 conditional.
2957 * testsuite/script_test_10.sh: New test. Test script section
2958 order.
2959 * testsuite/script_test_10.t: Likewise.
2960 * testsuite/script_test_10.s: Likewise.
2961 * testsuite/Makefile.am: Wrap the cross linker tests and the
2962 common tests into NATIVE_OR_CROSS_LINKER.
2963 (check_SCRIPTS): Add script_test_10.sh.
2964 (check_DATA): Add script_test_10.stdout.
2965 (script_test_10.o, script_test_10): New targets.
2966 (script_test_10.stdout): New target.
2967 * configure, testsuite/Makefile.in: Regenerate.
2968
3cef7179
ILT		 29692010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2970
2971 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2972 error for the deprecated relocations.
2973 (Target_arm::Scan::global): Likewise.
2974 (Target_arm::Relocate::relocate): Likewise.
2975
7411e9a8
RS		 29762010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2977
2978 * fileread.cc (Input_file::find_file): Initialize *found_name
2979 and *namep when using the fallback search for case 4.
2980
6a9da32a
CC		 29812010-10-11 Cary Coutant <ccoutant@google.com>
2982
2983 * options.h (class General_options): Redefine -z lazy as an alias for
2984 the negation of -z now.
2985
ac897c20
ILT		 29862010-10-11 Ian Lance Taylor <iant@google.com>
2987
2988 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2989 binding.
2990
ea5cae92
NC		 29912010-10-06 Nick Clifton <nickc@redhat.com>
2992
2993 * script-sections.cc(class Memory_region): Remove
2994 current_lma_offset_ field. Rename current_vma_offset_ to
2995 current_offset_. Add last_section_ field.
2996 (Memory_region::get_current_vma_address): Rename to
2997 get_current_address.
2998 (Memory_region::get_current_lma_address): Delete.
2999 (Memory_region::increment_vma_offset): Rename to
3000 increment_offset.
3001 (Memory_region::increment_lma_offset): Delete.
3002 (Memory_region::attributes_compatible): New method. Returns
3003 true if the provided section is compatible with the region.
3004 (Memory_region::get_last_section): New method. Returns the last
3005 section to use the region.
3006 (Memory_region::set_last_section): New method. Stores the last
3007 section to use the region.
3008 (Script_sections::block_in_region): New method. Returns true if
3009 a block of memory is contained within a region.
3010 (Script_sections::find_memory_region): New method. Locates a
3011 memory region to be used to set a VMA or LMA address.
3012 (Output_section_definition::set_section_addresses): Add code to
3013 check for addresses set by memory regions.
3014 (Output_segment::set_section_addresses): Remove memory region
3015 walking code.
3016 (Script_sections::create_segment): Add a warning if a header
3017 segment is created outside of any region.
3018 * script-sections.h (class Script_sections): Add prototypes for
3019 find_memory_region and block_in_region methods.
3020 * testsuite/memory_test.s: Use .long instead of .word.
3021 * testsuite/memory_test.t: Add some more output sections.
3022 * testsuite/memory_test.sh: Update expected output.
3023
a9bfd952
DK		 30242010-10-02 Doug Kwan <dougkwan@google.com>
3025
3026 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3027 defintion to symtab.h
3028 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3029 declaration to defintion.
3030
bacff3ab
NC		 30312010-10-01 Nick Clifton <nickc@redhat.com>
3032
3033 * expression.cc (eval): Replace dummy argument with NULL.
3034 (eval_maybe_dot): Check for a NULL result section pointer.
3035 (Symbol_expression::value): Likewise.
3036 (Dot_expression::value): Likewise.
3037 (BINARY_EXPRESSION): Likewise.
3038 (Max_expression::value): Likewise.
3039 (Min_expression::value): Likewise.
3040 (Absolute_expression::value): Likewise.
3041 (Addr_expression::value_from_output_section): Likewise.
3042 (Loaddddr_expression::value_from_output_section): Likewise.
3043 (Segment_start_expression::value): Likewise.
3044 * script-sections.cc
3045 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3046 argument with NULL.
3047 (Sections_elememt_dot_assignment::set_section_addresses):
3048 Likewise.
3049 (Output_data_expression::do_write_to_buffer): Likewise.
3050 (Output_section_definition::finalize_symbols): Likewise.
3051 (Output_section_definition::set_section_addresses): Likewise.
3052
f81bc8b5
DK		 30532010-09-30 Doug Kwan <dougkwan@google.com>
3054
3055 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3056
c95e9f27
ST		 30572010-09-28 Sriraman Tallam <tmsriram@google.com>
3058
3059 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3060 function.
c95e9f27
ST		 3061 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3062 virtual function.
3063 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3064 virtual function.
3065 * icf.cc (get_section_contents): Inline merge sections only when
3066 target allows it.
3067
3cac54d2
RW		 30682010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3069
3070 * configure: Regenerate.
3071
2904037a
ILT		 30722010-09-17 Ian Lance Taylor <iant@google.com>
3073
3074 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3075 * testsuite/Makefile.am (memory_test.o): New target.
3076 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3077 memory_test.t.
3078 * testsuite/Makefile.in: Rebuild.
2904037a 3079
bca7fb63
DK		 30802010-09-17 Doug Kwan <dougkwan@google.com>
3081
3082 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3083 defintion if relocation uses GOT entries of the symbol.
3084 * testsuite/icf_safe_test.sh: Fix test.
3085 * testsuite/icf_safe_so_test.sh: Fix test.
3086
4ef28648
CC		 30872010-09-16 Cary Coutant <ccoutant@google.com>
3088
3089 * script_sections.cc (class Memory_region): Remove "NULL" from
3090 vector initializations.
3091
793990de
CC		 30922010-09-15 Cary Coutant <ccoutant@google.com>
3093
3094 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3095 Resolve forwarding symbols.
3096
81e015e2
DK		 30972010-09-15 Doug Kwan <dougkwan@google.com>
3098
3099 * gold/testsuite/script_test_3.t: Add ARM special sections.
3100 * gold/testsuite/script_test_4.t: Same.
3101 * gold/testsuite/script_test_5.t: Same.
3102 * gold/testsuite/script_test_6.t: Same.
3103 * gold/testsuite/script_test_7.t: Same.
3104 * gold/testsuite/script_test_7.t: Same.
3105 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3106
36171d64
CC		 31072010-09-14 Cary Coutant <ccoutant@google.com>
3108
3109 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3110 (Target_x86_64::Relocate::relocate_tls): Replace check for
3111 saw_tls_block_reloc_ with test for executable section.
3112
d89051bd
CC		 31132010-09-12 Cary Coutant <ccoutant@google.com>
3114
3115 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3116 position-independent executables to shared libraries need dynamic
3117 relocations.
3118 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3119 position-independent executables.
3120 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3121 * testsuite/Makefile.in: Regenerate.
3122
fca41f0f
NC		 31232010-09-10 Nick Clifton <nickc@redhat.com>
3124
3125 PR gold/11997
3126 * testsuite/memory_test.t: Discard any sections that are not
3127 needed.
3128
6695e4b3
L		 31292010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3130
3131 PR gold/11996
3132 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3133 "This::" to work around a bug in gcc 4.2.
3134
3135 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3136
0f72bf6f
RÁE		 31372010-09-09 Rafael Espindola <espindola@google.com>
3138
3139 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3140 sections with different PF_X flags in the same segment.
3141 (Layout::find_first_load_seg): Search all segments to find the first
3142 one.
3143 * options.h (rosegment): New.
3144
31452010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3146
05a79166 3147 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3148
aa98ff75
DK		 31492010-09-08 Doug Kwan <dougkwan@google.com>
3150
3151 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3152 (Arm_relobj::do_relocate_sections): Add new parameter for output
3153 file to match the parent.
3154 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3155 of local symbols instead of input values. Update code to track
3156 changes in gold::relocate_section.
3157 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3158 (Sized_relobj::compute_final_local_value_internal): New methods.
3159 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3160 body into private version of Sized_relobj::compute_final_local_value.
3161 Call the inline method.
3162 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3163 merged symbol value if there is one.
3164 (Symbol_value::has_output_value): New method defintiion.
3165 (Sized_relobj::Compute_final_local_value_status): New enum type.
3166 (Sized_relobj::compute_final_local_value): New methods.
3167 (Sized_relobj::compute_final_local_value_internal): New methods.
3168 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3169 and arm_cortex_a8.sh.
3170 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3171 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3172 New tests.
3173 * Makefile.in: Regenerate.
3174 * testsuite/arm_bl_out_of_range.s: Update test.
3175 * testsuite/thumb_bl_out_of_range.s: Ditto.
3176 * testsuite/thumb_blx_out_of_range.s: Ditto.
3177 * testsuite/arm_branch_out_of_range.sh: New file.
3178 * testsuite/arm_cortex_a8.sh: Ditto.
3179 * testsuite/arm_cortex_a8_b.s: Ditto.
3180 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3181 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3182 * testsuite/arm_cortex_a8_bl.s: Ditto.
3183 * testsuite/arm_cortex_a8_blx.s: Ditto.
3184 * testsuite/arm_cortex_a8_local.s: Ditto.
3185 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3186 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3187
05a79166
L		 31882010-09-08 Rafael Espindola <espindola@google.com>
3189
3190 * Makefile.am (memory_test.stdout): Run readelf with -W.
3191 * Makefile.in: Regenerate.
3192 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3193 64 bit output.
3194
33dbc701
RÁE		 31952010-09-08 Rafael Espindola <espindola@google.com>
3196
3197 * script-sections.cc (Script_sections::add_memory_region): Convert
3198 field precision to int.
3199 * script.cc (script_set_section_region, script_set_section_region):
3200 Convert field precision to int.
3201
731ca54a
RÁE		 32022010-09-08 Rafael Espindola <espindola@google.com>
3203
3204 * arm.cc (do_finalize_sections): Create the __exidx_start and
3205 __exdix_end symbols even when the section is missing.
3206
7f8cd844
NC		 32072010-09-08 Nick Clifton <nickc@redhat.com>
3208
3209 * README: Remove claim that MEMORY is not supported.
3210 * expression.cc (script_exp_function_origin)
3211 (script_exp_function_length): Move from here to ...
3212 * script.cc: ... here.
3213 (script_set_section_region, script_add_memory)
3214 (script_parse_memory_attr, script_include_directive): New
3215 functions.
3216 * script-sections.cc
3217 (class Memory_region): New class.
3218 (class Output_section_definition): Add set_memory_region,
3219 set_section_vma, set_section_lma and get_section_name methods.
3220 (class Script_Sections): Add add_memory_region,
3221 find_memory_region, find_memory_region_origin,
3222 find_memory_region_length and set_memory_region methods.
3223 Have set_section_addresses method walk the list of set memory
3224 regions.
3225 Extend the print methos to display memory regions.
3226 * script-sections.h: Add prototypes for new methods.
3227 Add enum for MEMORY region attributes.
3228 * yyscript.y: Add support for parsing MEMORY regions.
3229 * script-c.h: Add prototypes for new functions.
3230 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3231 * testsuite/Makefile.in: Regenerate.
3232 * testsuite/memory_test.sh: New script.
3233 * testsuite/memory_test.s: New assembler source file.
3234 * testsuite/memory_test.t: New linker script.
3235
a4649286
DK		 32362010-08-27 Doug Kwan <dougkwan@google.com>
3237
3238 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3239 reference override an existing dynamic weak reference.
3240 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3241 * testsuite/Makefile.in: Regenerate.
3242 * testsuite/dyn_weak_ref.sh: New file.
3243 * testsuite/dyn_weak_ref_1.c: Ditto.
3244 * testsuite/dyn_weak_ref_2.c: Ditto.
3245
b56648ad
ILT		 32462010-08-27 Ian Lance Taylor <iant@google.com>
3247
3248 * incremental.h (class Incremental_input_entry): Add virtual
3249 destructor.
3250
809313cb
ILT		 32512010-08-27 Ian Lance Taylor <iant@google.com>
3252
3253 * testsuite/start_lib_test_3.c: Mark t3 as used.
3254
11e32464
NC		 32552010-08-27 Nick Clifton <nickc@redhat.com>
3256
3257 * options.cc (version_script): Fix small typo in previous
3258 whitespace tidyup.
3259
ca09d69a
NC		 32602010-08-25 Nick Clifton <nickc@redhat.com>
3261
3262 * archive.cc: Formatting fixes: Remove whitespace between
3263 typename and following asterisk. Remove whitespace between
3264 function name and opening parenthesis.
3265 * archive.h: Likewise.
3266 * arm.cc: Likewise.
3267 * attributes.cc: Likewise.
3268 * attributes.h: Likewise.
3269 * common.cc: Likewise.
3270 * copy-relocs.cc: Likewise.
3271 * dirsearch.h: Likewise.
3272 * dynobj.cc: Likewise.
3273 * ehframe.cc: Likewise.
3274 * ehframe.h: Likewise.
3275 * expression.cc: Likewise.
3276 * fileread.cc: Likewise.
3277 * fileread.h: Likewise.
3278 * gc.h: Likewise.
3279 * gold-threads.cc: Likewise.
3280 * gold.cc: Likewise.
3281 * i386.cc: Likewise.
3282 * icf.h: Likewise.
3283 * incremental-dump.cc: Likewise.
3284 * incremental.cc: Likewise.
3285 * layout.cc: Likewise.
3286 * layout.h: Likewise.
3287 * main.cc: Likewise.
3288 * merge.cc: Likewise.
3289 * merge.h: Likewise.
3290 * object.cc: Likewise.
3291 * object.h: Likewise.
3292 * options.cc: Likewise.
3293 * options.h: Likewise.
3294 * output.cc: Likewise.
3295 * output.h: Likewise.
3296 * plugin.cc: Likewise.
3297 * plugin.h: Likewise.
3298 * powerpc.cc: Likewise.
3299 * reloc.cc: Likewise.
3300 * script-c.h: Likewise.
3301 * script-sections.cc: Likewise.
3302 * script.cc: Likewise.
3303 * stringpool.cc: Likewise.
3304 * symtab.cc: Likewise.
3305 * symtab.h: Likewise.
3306 * target.cc: Likewise.
3307 * timer.cc: Likewise.
3308 * timer.h: Likewise.
3309 * version.cc: Likewise.
3310 * x86_64.cc: Likewise.
3311
b8fa8750
NC		 33122010-08-24 Nick Clifton <nickc@redhat.com>
3313
3314 PR 11899
3315 * layout.cc (segment_precedes): Sort segments by their physical
3316 addresses, if they have been set.
3317
9919d93b
CC		 33182010-08-23 Cary Coutant <ccoutant@google.com>
3319
3320 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3321 symbols data.
3322 (Lib_group::include_member): Unlock object after deleting its
3323 symbols data.
3324 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3325 the bug fixed here.
3326
97b4be1c
CC		 33272010-08-19 Neil Vachharajani <nvachhar@google.com>
3328 Cary Coutant <ccoutant@google.com>
3329
3330 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3331 constructor, and set_blocker.
3332 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3333 readsyms_blocker_.
3334 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3335 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3336 * testsuite/Makefile.am (start_lib_test): New test case.
3337 * testsuite/Makefile.in: Regenerate.
3338 * testsuite/start_lib_test_main.c: New file.
3339 * testsuite/start_lib_test_1.c: New file.
3340 * testsuite/start_lib_test_2.c: New file.
3341 * testsuite/start_lib_test_3.c: New file.
3342
dd0b1884
ILT		 33432010-08-19 Ian Lance Taylor <iant@google.com>
3344
3345 * Makefile.in: Rebuild with automake 1.11.1.
3346 * aclocal.m4: Likewise.
3347 * testsuite/Makefile.in: Likewise.
3348
7223e9ca
ILT		 33492010-08-19 Ian Lance Taylor <iant@google.com>
3350
3351 PR 10893
3352 * i386.cc (class Output_data_plt_i386): Update declarations.
3353 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3354 local_ifuncs_ fields.
3355 (Target_i386::do_plt_section_for_global): New function.
3356 (Target_i386::do_plt_section_for_local): New function.
3357 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3358 parameter; change all callers. Initialize global_ifuncs_ and
3359 local_ifuncs_. If doing a static link define __rel_iplt_start and
3360 __rel_iplt_end.
3361 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3362 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3363 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3364 symbols.
3365 (Target_i386::make_plt_section): New function, broken out of
3366 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3367 (Target_i386::make_plt_entry): Call make_plt_section.
3368 (Target_i386::make_local_ifunc_plt_entry): New function.
3369 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3370 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3371 R_386_IRELATIVE to switch.
3372 (Target_i386::Scan::global): Likewise.
3373 (Target_i386::Relocate::relocate): Likewise.
3374 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3375 switch.
3376 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3377 (Target_x86_64::do_plt_section_for_global): New function.
3378 (Target_x86_64::do_plt_section_for_local): New function.
3379 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3380 parameter; change all callers. If doing a static link define
3381 __rela_iplt_start and __rela_iplt_end.
3382 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3383 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3384 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3385 to point to .plt.
3386 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3387 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3388 switch.
3389 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3390 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3391 R_X86_64_IRELATIVE to switch.
3392 (Target_x86_64::Scan::global): Likewise.
3393 (Target_x86_64::Relocate::relocate): Likewise.
3394 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3395 switch.
3396 * target.h (class Target): Add plt_section_for_global and
3397 plt_section_for_local functions. Add do_plt_section_for_global
3398 and do_plt_section_for_local virtual functions.
3399 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3400 clarifying comments.
3401 (Symbol::use_plt_offset): Handle IFUNC symbol.
3402 * object.cc (Sized_relobj::Sized_relobj): Initialize
3403 local_plt_offsets_.
3404 (Sized_relobj::local_has_plt_offset): New function.
3405 (Sized_relobj::local_plt_offset): New function.
3406 (Sized_relobj::set_local_plt_offset): New function.
3407 (Sized_relobj::do_count): Handle IFUNC symbol.
3408 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3409 a bit away from input_shndx_ field. Add set_is_func_symbol and
3410 is_ifunc_symbol functions.
3411 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3412 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3413 local_plt_offsets_ field.
3414 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3415 * output.h (class Output_section_data): Add non-const
3416 output_section function.
3417 (class Output_data_got): Update declarations.
3418 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3419 Add use_plt_offset parameter to global and local constructors.
3420 Change all callers. Change local_sym_index_ field to 31 bits.
3421 Change GSYM_CODE and CONSTANT_CODE accordingly.
3422 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3423 doing a static link don't set sh_link field.
3424 (Output_data_got::Got_entry::write): Use PLT offset if
3425 appropriate.
3426 (Output_data_got::add_global_plt): New function.
3427 (Output_data_got::add_local_plt): New function.
3428 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3429 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3430 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3431 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3432 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3433 IFUNC conditional.
3434 * testsuite/ifunc-sel.h: New file.
3435 * testsuite/ifuncmain1.c: New file.
3436 * testsuite/ifuncmain1vis.c: New file.
3437 * testsuite/ifuncmod1.c: New file.
3438 * testsuite/ifuncdep2.c: New file.
3439 * testsuite/ifuncmain2.c: New file.
3440 * testsuite/ifuncmain3.c: New file.
3441 * testsuite/ifuncmod3.c: New file.
3442 * testsuite/ifuncmain4.c: New file.
3443 * testsuite/ifuncmain5.c: New file.
3444 * testsuite/ifuncmod5.c: New file.
3445 * testsuite/ifuncmain6pie.c: New file.
3446 * testsuite/ifuncmod6.c: New file.
3447 * testsuite/ifuncmain7.c: New file.
3448 * configure, testsuite/Makefile.in: Rebuild.
3449
56f75c03
ILT		 34502010-08-18 Ian Lance Taylor <iant@google.com>
3451
3452 * incremental.cc
3453 (Output_section_incremental_inputs::write_input_files): Add cast
3454 to avoid signed/unsigned comparison warning.
3455 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3456
55455f89
CC		 34572010-08-12 Cary Coutant <ccoutant@google.com>
3458
3459 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3460
e2054bcb
ILT		 34612010-08-13 Ian Lance Taylor <iant@google.com>
3462
3463 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3464
74f67560
DK		 34652010-08-12 Cary Coutant <ccoutant@google.com>
3466 Doug Kwan <dougkwan@google.com>
3467
3468 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3469 defintion overrides non-weak undef, remember that the original undef
3470 is not weak.
3471 * symtab.cc (Symbol_table::sized_write_global): For undef without
3472 an original weak binding, set binding to global in output.
3473 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3474 * testsuite/Makefile.in: Regenerate.
3475 * testsuite/strong_ref_weak_def.sh: New file.
3476 * testsuite/strong_ref_weak_def_1.c: Ditto.
3477 * testsuite/strong_ref_weak_def_2.c: Ditto.
3478
d1238d12
CC		 34792010-08-12 Cary Coutant <ccoutant@google.com>
3480
3481 * testsuite/incremental_test.sh: Rewrite.
3482 * testsuite/incremental_test_1.c: Rewrite.
3483 * testsuite/incremental_test_2.c: Rewrite.
3484
0e70b911
CC		 34852010-08-12 Cary Coutant <ccoutant@google.com>
3486
3487 * arm.cc (Target_arm::got_size): Add const.
3488 (Target_arm::got_entry_count): New function.
3489 (Target_arm::plt_entry_count): New function.
3490 (Target_arm::first_plt_entry_offset): New function.
3491 (Target_arm::plt_entry_size): New function.
3492 (Output_data_plt_arm::entry_count): New function.
3493 (Output_data_plt_arm::first_plt_entry_offset): New function.
3494 (Output_data_plt_arm::get_plt_entry_size): New function.
3495 * i386.cc (Target_i386::got_size): Add const.
3496 (Target_i386::got_entry_count): New function.
3497 (Target_i386::plt_entry_count): New function.
3498 (Target_i386::first_plt_entry_offset): New function.
3499 (Target_i386::plt_entry_size): New function.
3500 (Output_data_plt_i386::entry_count): New function.
3501 (Output_data_plt_i386::first_plt_entry_offset): New function.
3502 (Output_data_plt_i386::get_plt_entry_size): New function.
3503 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3504 find_incremental_inputs_sections. Dump incremental_got_plt section.
3505 * incremental.cc: Include target.h.
3506 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3507 parameter. Adjust all callers. Find incremental_got_plt section.
3508 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3509 section.
3510 (Output_section_incremental_inputs::set_final_data_size): Calculate
3511 size of incremental_got_plt section.
3512 (Output_section_incremental_inputs::do_write): Write the
3513 incremental_got_plt section.
3514 (Got_plt_view_info): New struct.
3515 (Local_got_offset_visitor): New class.
3516 (Global_got_offset_visitor): New class.
3517 (Global_symbol_visitor_got_plt): New class.
3518 (Output_section_incremental_inputs::write_got_plt): New function.
3519 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3520 Add parameter. Adjust all callers.
3521 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3522 (Incremental_inputs::got_plt_section): New function.
3523 (Incremental_inputs::got_plt_section_): New data member.
3524 (Incremental_got_plt_reader): New class.
3525 * layout.cc (Layout::create_incremental_info_sections): Add the
3526 incremental_got_plt section.
3527 * object.h (Got_offset_list::get_list): New function.
3528 (Got offset_list::for_all_got_offsets): New function.
3529 (Sized_relobj::local_got_offset_list): New function.
3530 * powerpc.cc (Target_powerpc::got_size): Add const.
3531 (Target_powerpc::got_entry_count): New function.
3532 (Target_powerpc::plt_entry_count): New function.
3533 (Target_powerpc::first_plt_entry_offset): New function.
3534 (Target_powerpc::plt_entry_size): New function.
3535 (Output_data_plt_powerpc::entry_count): New function.
3536 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3537 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3538 * sparc.cc (Target_sparc::got_size): Add const.
3539 (Target_sparc::got_entry_count): New function.
3540 (Target_sparc::plt_entry_count): New function.
3541 (Target_sparc::first_plt_entry_offset): New function.
3542 (Target_sparc::plt_entry_size): New function.
3543 (Output_data_plt_sparc::entry_count): New function.
3544 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3545 (Output_data_plt_sparc::get_plt_entry_size): New function.
3546 * symtab.h (Symbol::got_offset_list): New function.
3547 (Symbol_table::for_all_symbols): New function.
3548 * target.h (Sized_target::got_entry_count): New function.
3549 (Sized_target::plt_entry_count): New function.
3550 (Sized_target::plt_entry_size): New function.
3551 * x86_64.cc (Target_x86_64::got_size): Add const.
3552 (Target_x86_64::got_entry_count): New function.
3553 (Target_x86_64::plt_entry_count): New function.
3554 (Target_x86_64::first_plt_entry_offset): New function.
3555 (Target_x86_64::plt_entry_size): New function.
3556 (Output_data_plt_x86_64::entry_count): New function.
3557 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3558 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3559
09ec0418
CC		 35602010-08-12 Cary Coutant <ccoutant@google.com>
3561
3562 * archive.cc: Include incremental.h.
3563 (Archive::Archive): Initialize incremental_info_.
3564 (Archive::include_member): Record archive members in incremental info.
3565 (Add_archive_symbols::run): Record begin and end of an archive in
3566 incremental info.
3567 (Lib_group::include_member): Record objects in incremental info.
3568 * archive.h (Incremental_archive_entry): Forward declaration.
3569 (Archive::set_incremental_info): New member function.
3570 (Archive::incremental_info): New member function.
3571 (Archive::Unused_symbol_iterator): New class.
3572 (Archive::unused_symbols_begin): New member function.
3573 (Archive::unused_symbols_end): New member function.
3574 (Archive::incremental_info_): New data member.
3575 * incremental-dump.cc (find_input_containing_global): New function.
3576 (dump_incremental_inputs): Dump new incremental info sections.
3577 * incremental.cc: Include symtab.h.
3578 (Output_section_incremental_inputs): New class.
3579 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3580 new incremental info sections.
3581 (Sized_incremental_binary::do_check_inputs): Likewise.
3582 (Incremental_inputs::report_archive): Remove.
3583 (Incremental_inputs::report_archive_begin): New function.
3584 (Incremental_inputs::report_archive_end): New function.
3585 (Incremental_inputs::report_object): New function.
3586 (Incremental_inputs::finalize_inputs): Remove.
3587 (Incremental_inputs::report_input_section): New function.
3588 (Incremental_inputs::report_script): Rewrite.
3589 (Incremental_inputs::finalize): Do nothing but finalize string table.
3590 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3591 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3592 (Incremental_inputs::create_data_sections): New function.
3593 (Incremental_inputs::relocs_entsize): New function.
3594 (Output_section_incremental_inputs::set_final_data_size): New function.
3595 (Output_section_incremental_inputs::do_write): New function.
3596 (Output_section_incremental_inputs::write_header): New function.
3597 (Output_section_incremental_inputs::write_input_files): New function.
3598 (Output_section_incremental_inputs::write_info_blocks): New function.
3599 (Output_section_incremental_inputs::write_symtab): New function.
3600 * incremental.h (Incremental_script_entry): Forward declaration.
3601 (Incremental_object_entry): Forward declaration.
3602 (Incremental_archive_entry): Forward declaration.
3603 (Incremental_inputs): Forward declaration.
3604 (Incremental_inputs_header_data): Remove.
3605 (Incremental_inputs_header): Remove.
3606 (Incremental_inputs_header_write): Remove.
3607 (Incremental_inputs_entry_data): Remove.
3608 (Incremental_inputs_entry): Remove.
3609 (Incremental_inputs_entry_write): Remove.
3610 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3611 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3612 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3613 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3614 Likewise.
3615 (Incremental_input_entry): New class.
3616 (Incremental_script_entry): New class.
3617 (Incremental_object_entry): New class.
3618 (Incremental_archive_entry): New class.
3619 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3620 (Incremental_inputs::report_inputs): Remove.
3621 (Incremental_inputs::report_archive): Remove.
3622 (Incremental_inputs::report_archive_begin): New function.
3623 (Incremental_inputs::report_archive_end): New function.
3624 (Incremental_inputs::report_object): Change prototype.
3625 (Incremental_inputs::report_input_section): New function.
3626 (Incremental_inputs::report_script): Change prototype.
3627 (Incremental_inputs::get_reloc_count): New function.
3628 (Incremental_inputs::set_reloc_count): New function.
3629 (Incremental_inputs::create_data_sections): New function.
3630 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3631 (Incremental_inputs::inputs_section): New function.
3632 (Incremental_inputs::symtab_section): New function.
3633 (Incremental_inputs::relocs_section): New function.
3634 (Incremental_inputs::get_stringpool): Add const.
3635 (Incremental_inputs::command_line): Add const.
3636 (Incremental_inputs::inputs): Remove.
3637 (Incremental_inputs::command_line_key): New function.
3638 (Incremental_inputs::input_file_count): New function.
3639 (Incremental_inputs::input_files): New function.
3640 (Incremental_inputs::relocs_entsize): New function.
3641 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3642 (Incremental_inputs::finalize_inputs): Remove.
3643 (Incremental_inputs::Input_info): Remove.
3644 (Incremental_inputs::lock_): Remove.
3645 (Incremental_inputs::inputs_): Change type.
3646 (Incremental_inputs::inputs_map_): Remove.
3647 (Incremental_inputs::current_object_entry_): New data member.
3648 (Incremental_inputs::inputs_section_): New data member.
3649 (Incremental_inputs::symtab_section_): New data member.
3650 (Incremental_inputs::relocs_section_): New data member.
3651 (Incremental_inputs::reloc_count_): New data member.
3652 (Incremental_inputs_reader): New class.
3653 (Incremental_symtab_reader): New class.
3654 (Incremental_relocs_reader): New class.
3655 * layout.cc (Layout::finalize): Move finalization of incremental info
3656 and creation of incremental info sections to follow finalization of
3657 symbol table. Set offsets for postprocessing sections.
3658 (Layout::create_incremental_info_sections): Call
3659 Incremental_inputs::create_data_sections. Add incremental symtab
3660 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3661 sections to layout after input sections.
3662 * layout.h (struct Timespec): Forward declaration.
3663 (Layout::incremental_inputs): Add const.
3664 (Layout::create_incremental_info_sections): Add parameter.
3665 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3666 * object.cc: Include incremental.h.
3667 (Relobj::finalize_incremental_relocs): New function.
3668 (Sized_relobj::do_layout): Record input sections in incremental info.
3669 * object.h (Object::output_section): New function.
3670 (Object::output_section_offset): Moved from Relobj.
3671 (Object::get_incremental_reloc_base): New function.
3672 (Object::get_incremental_reloc_count): New function.
3673 (Object::do_output_section): New function.
3674 (Object::do_output_section_offset): Moved from Relobj.
3675 (Object::do_get_incremental_reloc_base): New function.
3676 (Object::do_get_incremental_reloc_count): New function.
3677 (Object::Object): Initialize new data members.
3678 (Relobj::output_section): Renamed do_output_section and moved to
3679 protected.
3680 (Relobj::output_section_offset): Moved to Object.
3681 (Relobj::do_get_incremental_reloc_base): New function.
3682 (Relobj::do_get_incremental_reloc_count): New function.
3683 (Relobj::allocate_incremental_reloc_counts): New function.
3684 (Relobj::count_incremental_reloc): New function.
3685 (Relobj::finalize_incremental_relocs): New function.
3686 (Relobj::next_incremental_reloc_index): New function.
3687 (Relobj::reloc_counts_): New data member.
3688 (Relobj::reloc_bases_): New data member.
3689 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3690 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3691 (Sized_relobj::incremental_relocs_scan): New function.
3692 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3693 (Sized_relobj::incremental_relocs_write): New function.
3694 (Sized_relobj::incremental_relocs_write_reltype): New function.
3695 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3696 incremental link.
3697 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3698 archives and object files elsewhere.
3699 (Add_symbols::run): Report object files here.
3700 (Finish_group::run): Report end of archive at end of group.
3701 * reloc.cc: Include layout.h, incremental.h.
3702 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3703 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3704 (Sized_relobj::incremental_relocs_scan): New function.
3705 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3706 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3707 (Sized_relobj::incremental_relocs_write): New function.
3708 (Sized_relobj::incremental_relocs_write_reltype): New function.
3709 * script.cc (read_input_script): Rewrite test for incremental link.
3710 Change call to Incremental_inputs::report_script.
3711 * symtab.h (Symbol_table::first_global_index): New function.
3712 (Symbol_table::output_count): New function.
3713
ce0d1972
DK		 37142010-08-12 Doug Kwan <dougkwan@google.com>
3715
3716 * arm.cc (Target_arm::merge_object_attributes): Check command line
3717 options --no-wchar-size-warning and --no-enum-size-warning.
3718 * options.h (General_options): Add ld-compatible options
3719 --no-enum-size-warning and --no-wchar-size-warning.
3720
6e5710ce
ILT		 37212010-08-04 Ian Lance Taylor <iant@google.com>
3722
3723 * x86_64.cc (Target_x86_64::Scan::local): Use
3724 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3725 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3726 (Target_x86_64::Scan::global): Likewise.
3727 (Target_x86_64::Relocate::relocate): Likewise.
3728 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3729 Likewise.
3730
fef830db
CC		 37312010-08-03 Cary Coutant <ccoutant@google.com>
3732
3733 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3734 to reserve space in merged_strings vector. Keep total input size
3735 for stats.
3736 (Output_merge_string::do_print_merge_stats): Print total input size.
3737 * merge.h (Output_merge_string): Add input_size_ field.
3738 * stringpool.cc (Stringpool_template::string_length): Move
3739 implementations out of Stringpool_template class and place in
3740 stringpool.h.
3741 * stringpool.h (string_length): Move out of Stringpool_template.
3742
1e3811b0
ILT		 37432010-08-03 Ian Lance Taylor <iant@google.com>
3744
3745 PR 11712
3746 * layout.cc (relaxation_loop_body): If address of load segment is
3747 set, adjust address to include headers if possible.
3748
7af0c620
ILT		 37492010-08-03 Ian Lance Taylor <iant@google.com>
3750
3751 * version.cc (version_string): Bump to 1.10.
3752
22f0da72
ILT		 37532010-08-03 Ian Lance Taylor <iant@google.com>
3754
3755 PR 11805
3756 * layout.h (enum Output_section_order): Define.
3757 (class Layout): Update declarations.
3758 * layout.cc (Layout::get_output_section): Add order parameter.
3759 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3760 is_first_non_relro parameters. Change all callers.
3761 (Layout::choose_output_section): Likewise.
3762 (Layout::add_output_section_data): Likewise.
3763 (Layout::make_output_section): Likewise. Set order.
3764 (Layout::default_section_order): New function.
3765 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3766 * output.cc (Output_section::Output_section): Initialize order_.
3767 Don't initialize deleted fields.
3768 (Output_segment::Output_segment): Don't initialize deleted
3769 fields.
3770 (Output_segment::add_output_section_to_load): New function
3771 replacing add_output_section. Change all callers to call this or
3772 add_output_section_to_nonload.
3773 (Output_segment::add_output_section_to_nonload): New function.
3774 (Output_segment::remove_output_section): Rewrite.
3775 (Output_segment::add_initial_output_data): Likewise.
3776 (Output_segment::has_any_data_sections): Likewise.
3777 (Output_segment::is_first_section_relro): Likewise.
3778 (Output_segment::maximum_alignment): Likewise.
3779 (Output_segment::has_dynamic_reloc): New function replacing
3780 dynamic_reloc_count. Change all callers.
3781 (Output_segment::has_dynamic_reloc_list): New function replacing
3782 dynamic_reloc_count_list. Change all callers.
3783 (Output_segment::set_section_addresses): Rewrite.
3784 (Output_segment::set_offset): Rewrite.
3785 (Output_segment::find_first_and_last_list): Remove.
3786 (Output_segment::set_tls_offsets): Rewrite.
3787 (Output_segment::first_section_load_address): Likewise.
3788 (Output_segment::output_section_count): Likewise.
3789 (Output_segment::section_with_lowest_load_address): Likewise.
3790 (Output_segment::write_section_headers): Likewise.
3791 (Output_segment::print_sections_to_map): Likewise.
3792 * output.h (class Output_data): Remove dynamic_reloc_count_
3793 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3794 (Output_data::add_dynamic_reloc): Rewrite.
3795 (Output_data::has_dynamic_reloc): New function.
3796 (Output_data::dynamic_reloc_count): Remove.
3797 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3798 is_last_relro_, is_first_non_relro_, is_interp_,
3799 is_dynamic_linker_section_ fields. Add order and set_order
3800 functions. Remove is_relro_local, set_is_relro_local,
3801 is_last_relro, set_is_last_relro, is_first_non_relro,
3802 set_is_first_non_relro functions, is_interp, set_is_interp,
3803 is_dynamic_linker_section, and set_is_dynamic_linker_section
3804 functions.
3805 (class Output_segment): Change Output_data_list from std::list to
3806 std:;vector. Add output_lists_ field. Remove output_data_ and
3807 output_bss_ fields. Update declarations.
3808
3ff2ccb0
ILT		 38092010-08-02 Ian Lance Taylor <iant@google.com>
3810
3811 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3812 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3813 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3814
88a4108b
ILT		 38152010-08-02 Ian Lance Taylor <iant@google.com>
3816
3817 PR 11855
3818 * script.cc (Script_options::Script_options): Initialize
3819 symbol_definitions_ and symbol_references_.
3820 (Script_options::add_symbol_assignment): Update
3821 symbol_definitions_ and symbol_references_.
3822 (Script_options::add_symbol_reference): New function.
3823 (script_symbol): New function.
3824 * script.h (class Script_options): Add symbol_definitions_ and
3825 symbol_references_ fields.
3826 (Script_options::referenced_const_iterator): New type.
3827 (Script_options::referenced_begin): New function.
3828 (Script_options::referenced_end): New function.
3829 (Script_options::is_referenced): New function.
3830 (Script_options::any_unreferenced): New function.
3831 * script-c.h (script_symbol): Declare.
3832 * yyscript.y (exp): Call script_symbol.
3833 * symtab.cc: Include "script.h".
3834 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3835 Change all callers. Check symbols referenced by scripts.
3836 (Symbol_table::add_undefined_symbols_from_command_line): Add
3837 layout parameter. Change all callers.
3838 (Symbol_table::do_add_undefined_symbols_from_command_line):
3839 Likewise. Break out loop body. Check symbols referenced by
3840 scripts.
3841 (Symbol_table::add_undefined_symbol_from_command_line): New
3842 function broken out of
3843 do_add_undefined_symbols_from_command_line.
3844 * symtab.h (class Symbol_table): Update declarations.
3845 * archive.cc: Include "layout.h".
3846 (Archive::should_include_member): Add layout parameter. Change
3847 all callers. Check for symbol mentioned in expression.
3848 * archive.h (class Archive): Update declaration.
3849 * object.cc (Sized_relobj::do_should_include_member): Add layout
3850 parameter.
3851 * object.h (Object::should_include_member): Add layout parameter.
3852 Change all callers.
3853 (Object::do_should_include_member): Add layout parameter.
3854 (class Sized_relobj): Update declaration.
3855 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3856 parameter.
3857 * dynobj.h (class Sized_dynobj): Update declaration.
3858 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3859 layout parameter.
3860 * plugin.h (class Sized_pluginobj): Update declaration.
3861
5f1ab67a
ILT		 38622010-08-02 Ian Lance Taylor <iant@google.com>
3863
3864 PR 11866
3865 * output.cc (Output_segment::set_offset): Search for the first and
3866 last sections rather than assuming that the list is in order.
3867 (Output_segment::find_first_and_last_list): New function.
3868 * output.h (class Output_segment): Update declarations.
3869 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3870 (relro_strip_test_SOURCES): New variable.
3871 (relro_strip_test_DEPENDENCIES): New variable.
3872 (relro_strip_test_LDFLAGS): New variable.
3873 (relro_strip_test_LDADD): New variable.
3874 (relro_strip_test.so): New target.
3875
a8df5856
ILT		 38762010-08-02 Ian Lance Taylor <iant@google.com>
3877
3878 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3879 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3880 (Target_i386::got_tlsdesc_section): New function.
3881 (Target_i386::got_section): Create space for GOT entries for
3882 TLSDESC relocations.
3883 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3884 R_386_TLS_GOTDESC.
3885 (Target_i386::Scan::global): Likewise.
3886 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3887 using TLSDESC GOT.
3888 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3889 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3890 (Target_x86_64::got_tlsdesc_section): New function.
3891 (Target_x86_64::got_section): Create space for GOT entries for
3892 TLSDESC relocations.
3893 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3894 R_386_TLS_GOTDESC.
3895 (Target_x86_64::Scan::global): Likewise.
3896 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3897 using TLSDESC GOT.
3898
0c10a0a6
ILT		 38992010-08-02 Ian Lance Taylor <iant@google.com>
3900
3901 * testsuite/final_layout.sh: Use dc to convert from hex to
3902 decimal.
3903
41cbeecc
ST		 39042010-07-29 Sriraman Tallam <tmsriram@google.com>
3905
3906 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3907 paramter to the call to gold::gc_process_relocs.
3908 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3909 paramter to the call to gold::gc_process_relocs.
3910 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3911 parameter to the call to gold::gc_process_relocs.
3912 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3913 template parameter to the call to gold::gc_process_relocs.
3914 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3915 paramter to the call to gold::gc_process_relocs.
3916 * gc.h (get_embedded_addend_size): New function.
3917 (gc_process_relocs): Save the size of the reloc for use by ICF.
3918 * icf.cc (get_section_contents): Get the addend from the text section
3919 for SHT_REL relocation sections.
3920 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3921 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3922 * int_encoding.h (read_from_pointer): New overloaded function.
3923 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3924 * testsuite/icf_sht_rel_addend_test.sh: New file.
3925 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3926 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3927
6ea55b82
RW		 39282010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3929
3930 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3931 * Makefile.in: Regenerate.
3932 * testsuite/Makefile.in: Regenerate.
3933
9691462b
ILT		 39342010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3935
3936 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3937 * gold/testsuite/debug_msg.cc: Likewise.
3938 * gold/testsuite/odr_violation1.cc
3939 * gold/testsuite/odr_violation2.cc
3940
76897331
CC		 39412010-07-21 Cary Coutant <ccoutant@google.com>
3942
3943 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3944 string, and length fields.
3945 (Output_merge_string::Merged_strings_list): New type.
3946 (Output_merge_string::Merged_strings_lists): New typedef.
3947 (Output_merge_string): Replace merged_strings_ with
3948 merged_strings_lists_.
3949 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3950 Merged_strings_list per input object and section. Don't store pointer
3951 to the string. Don't store length with each merged string entry.
3952 (Output_merge_string::finalize_merged_data): Loop over list of merged
3953 strings lists. Recompute length of each merged string.
3954
78384e8f
CC		 39552010-07-15 Cary Coutant <ccoutant@google.com>
3956
3957 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3958 here.
3959
783659f9
ILT		 39602010-07-14 Ian Lance Taylor <iant@google.com>
3961
3962 * descriptors.cc (Descriptors::open): Report correct name in error
3963 message.
3964
131687b4
DK		 39652010-07-13 Doug Kwan <dougkwan@google.com>
3966
3967 * arm.cc (Arm_input_section::Arm_input_section): For a
3968 SHT_ARM_EXIDX section, always keeps the input sections.
3969 (Arm_input_section::set_exidx_section_link): New method.
3970 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3971 has_errors_ to false.
3972 (Arm_exidx_input_section::has_errors,
3973 Arm_exidx_input_section::set_has_errors): New methods.
3974 (Arm_exidx_input_section::has_errors_): New data member.
3975 (Arm_relobj::get_exidx_shndx_list): New method.
3976 (Arm_output_section::append_text_sections_to_list): Do not skip
3977 section without SHF_EXECINSTR.
3978 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3979 errors.
3980 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3981 section header. Make error messages more verbose. Check for
3982 a non-executable section linked to an EXIDX section.
3983 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3984 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3985 check that there is no deferred EXIDX section if we exit early.
3986 Instead of not making an EXIDX section in case of an error, make one
3987 and set the has_errors flag of it.
3988 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3989 in a relocatable link.
3990 (Target_arm::do_relax): Look for the EXIDX output section instead of
3991 assuming that it is called .ARM.exidx.
3992 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3993 section list. Do not check for SHF_EXECINSTR section flags but
3994 skip any input section with errors.
3995 * output.cc (Output_section::Output_section): Initialize
3996 always_keeps_input_sections_ to false.
3997 (Output_section::add_input_section): Check for
3998 always_keeps_input_sections_.
3999 * output.h (Output_section::always_keeps_input_sections,
4000 Output_section::set_always_keeps_input_sections): New methods.
4001 (Output_section::always_keeps_input_sections): New data member.
4002
69517287
RÁE		 40032010-07-13 Rafael Espindola <espindola@google.com>
4004
4005 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4006 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4007
82742395
ILT		 40082010-07-13 Philip Herron <herron.philip@googlemail.com>
4009 Ian Lance Taylor <iant@google.com>
4010
4011 * output.h (Output_section_lookup_maps::add_merge_section):
4012 Correct check of whether value was inserted.
4013 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4014 (Output_section_lookup_maps::add_relaxed_input_section):
4015 Likewise.
4016 * arm.cc (Target_arm::got_section): Remove used local os.
4017 * i386.cc (Target_i386::got_section): Likewise.
4018 * x86_64.cc (Target_x86_64::got_section): Likewise.
4019 * sparc.cc (Target_sparc::got_section): Likewise.
4020 (Target_sparc::relocate): Remove unused local have_got_offset.
4021 * powerpc.cc (Target_powerpc::relocate): Likewise.
4022
f2d707b5
ILT		 40232010-07-13 Ian Lance Taylor <iant@google.com>
4024
241531d6
ILT		 4025 * compressed_output.cc (zlib_decompress): Fix signature in
4026 !HAVE_ZLIB_H case.
4027
f2d707b5
ILT		 4028 * archive.cc (Archive::include_member): Unlock an external member
4029 of a thin archive. Don't bother to delete an object we know is
4030 NULL.
4031
a2e47362
CC		 40322010-07-12 Cary Coutant <ccoutant@google.com>
4033
4034 * compressed_output.cc (zlib_decompress): New function.
4035 (get_uncompressed_size): New function.
4036 (decompress_input_section): New function.
4037 * compressed_output.h (get_uncompressed_size): New function.
4038 (decompress_input_section): New function.
4039 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4040 Handle compressed debug sections.
4041 * layout.cc (is_compressed_debug_section): New function.
4042 (Layout::output_section_name): Map compressed section names to
4043 canonical names.
4044 * layout.h (is_compressed_debug_section): New function.
4045 (is_debug_info_section): Recognize compressed debug sections.
4046 * merge.cc: Include compressed_output.h.
4047 (Output_merge_data::do_add_input_section): Handle compressed
4048 debug sections.
4049 (Output_merge_string::do_add_input_section): Handle compressed
4050 debug sections.
4051 * object.cc: Include compressed_output.h.
4052 (Sized_relobj::Sized_relobj): Initialize new data members.
4053 (build_compressed_section_map): New function.
4054 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4055 * object.h (Object::section_is_compressed): New method.
4056 (Object::do_section_is_compressed): New method.
4057 (Sized_relobj::Compressed_section_map): New type.
4058 (Sized_relobj::do_section_is_compressed): New method.
4059 (Sized_relobj::compressed_sections_): New data member.
4060 * output.cc (Output_section::add_input_section): Handle compressed
4061 debug sections.
4062 * reloc.cc: Include compressed_output.h.
4063 (Sized_relobj::write_sections): Handle compressed debug sections.
4064
ce279a62
CC		 40652010-07-08 Cary Coutant <ccoutant@google.com>
4066
4067 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4068 weak when resolving to a dynamic def.
4069 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4070 for weak undef/dynamic def cases. Adjust callers.
4071 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4072 undef_binding_weak_.
4073 (Symbol_table::sized_write_globals): Adjust symbol binding.
4074 (Symbol_table::sized_write_symbol): Add binding parameter.
4075 * symtab.h (Symbol::set_undef_binding): New method.
4076 (Symbol::is_undef_binding_weak): New method.
4077 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4078 (Symbol_table::should_override): Add new parameter.
4079 (Symbol_table::sized_write_symbol): Add new parameter.
4080
4081 * testsuite/weak_undef_file1.cc: Add new test case.
4082 * testsuite/weak_undef_file2.cc: Fix header comment.
4083 * testsuite/weak_undef_test.cc: Add new test case.
4084
b2286c10
DK		 40852010-06-29 Doug Kwan <dougkwan@google.com>
4086
4087 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4088 Initialize USE_SYMBOL_.
4089 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4090 definition.
4091 (Arm_reloc_property::uses_symbol_): New data member declaration.
4092 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4093 uses symbol value and symbol is undefined but not weakly undefined.
4094
4802450a
RÁE		 40952010-06-28 Rafael Espindola <espindola@google.com>
4096
4097 * plugin.cc (Plugin::load): Use dlerror.
4098
e5ca47ba
ILT		 40992010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4100
4101 * symtab.cc (detect_odr_violations): When reporting an ODR
4102 violation, report an object where the symbol is defined.
4103
8a75a161
DK		 41042010-06-25 Doug Kwan <dougkwan@google.com>
4105
4106 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4107 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4108 definition.
4109 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4110 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4111 target hook to detect function points.
4112 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4113 * icf.h (Icf::check_section_for_function_pointers): Change type of
4114 parameter SECTION_NAME to const reference to std::string. Use
4115 target hook to determine if section may have unsafe pointers.
4116 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4117 method definition.
4118
42218b9f
RÁE		 41192010-06-21 Rafael Espindola <espindola@google.com>
4120
4121 * fileread.cc (Input_file::find_fie): New
4122 (Input_file::open): Use Input_file::find_fie.
4123 * fileread.h (Input_file::find_fie): New
4124 * plugin.cc (set_extra_library_path): New.
4125 (Plugin::load): Add set_extra_library_path to the transfer vector.
4126 (Plugin_manager::set_extra_library_path): New.
4127 (Plugin_manager::add_input_file): Use the extra search path if set.
4128 (set_extra_library_path(): New.
4129 * plugin.h (Plugin_manager): Add set_extra_library_path and
4130 extra_search_path_.
4131
a0506cca
CC		 41322010-06-19 Cary Coutant <ccoutant@google.com>
4133
4134 * layout.cc (gdb_sections): Add .debug_types.
4135 (lines_only_debug_sections): Likewise.
4136
6508b958
RÁE		 41372010-06-18 Rafael Espindola <espindola@google.com>
4138
4139 * plugin.cc (add_input_file,add_input_library)
4140 (Plugin_manager::add_input_file): Make filename arguments const.
4141 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4142 const.
4143
3e235302
DK		 41442010-06-16 Doug Kwan <dougkwan@google.com>
4145
4146 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4147 .ARM.attributes section if we have not merged any input
4148 attributes sections.
4149
106e8a6c
DK		 41502010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4151
4152 * arm.cc: Allow combining objects with no EABI version
4153 information.
4154
91ff43fe
RÁE		 41552010-06-15 Rafael Espindola <espindola@google.com>
4156
4157 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4158
68ed838c
ILT		 41592010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4160
4161 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4162 (struct iovec): Correct !HAVE_READV definition.
4163
f3a2388f
CC		 41642010-06-10 Cary Coutant <ccoutant@google.com>
4165
4166 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4167 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4168 reloc sections.
4169 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4170
4171 PR 11683
4172 * symtab.h (Symbol::is_placeholder): New member function.
4173 * target-reloc.h (relocate_section): Check for placeholder symbols.
4174
4175 * testsuite/Makefile.am (plugin_test_8): New test.
4176 (plugin_test_9): New test.
4177 * testsuite/Makefile.in: Regenerate.
4178
e1df38aa
NC		 41792010-06-09 Nick Clifton <nickc@redhat.com>
4180
4181 * yyscript.y (input_list_element): Allow strings prefixed with
4182 the '-' character. Treat these as libraries.
4183 * script.cc (script_add_library): New function. Adds a library
4184 specified by "-l<name>" found in an input script.
4185 * script-c.h: Add prototype for script_add_library.
4186
25bbe950
DK		 41872010-06-07 Doug Kwan <dougkwan@google.com>
4188
4189 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4190 Restrict stub-group size to be within long conditional branch
4191 range when working around cortex-A8 erratum.
4192
0f32ea4c
ILT		 41932010-06-07 Damien Diederen <dd@crosstwine.com>
4194
4195 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4196 #ifdef typo.
4197
8fe2a369
ST		 41982010-06-03 Sriraman Tallam <tmsriram@google.com>
4199
4200 PR gold/11658
4201 * output.cc
4202 (Output_section::Input_section_sort_entry::compare_section_ordering):
4203 Change to return non-zero correctly.
4204 (Output_section::Input_section_sort_section_order_index_compare
4205 ::operator()): Change to fix ambiguity in comparisons.
4206
6e9ba2ca
ST		 42072010-06-01 Sriraman Tallam <tmsriram@google.com>
4208
4209 * gold.h (is_wildcard_string): New function.
4210 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4211 (Layout::layout_eh_frame): Ditto.
4212 (Layout::find_section_order_index): New method.
4213 (Layout::read_layout_from_file): New method.
4214 * layout.h (Layout::find_section_order_index): New method.
4215 (Layout::read_layout_from_file): New method.
4216 (Layout::input_section_position_): New private member.
4217 (Layout::input_section_glob_): New private member.
4218 * main.cc (main): Call read_layout_from_file here.
4219 * options.h (--section-ordering-file): New option.
4220 * output.cc (Output_section::input_section_order_specified_): New
4221 member.
4222 (Output_section::Output_section): Initialize new member.
4223 (Output_section::add_input_section): Add new parameter.
4224 Keep input sections when --section-ordering-file is used.
4225 (Output_section::set_final_data_size): Sort input sections when
4226 section ordering file is specified.
4227 (Output_section::Input_section_sort_entry): Add new parameter.
4228 Check sorting type.
4229 (Output_section::Input_section_sort_entry::compare_section_ordering):
4230 New method.
4231 (Output_section::Input_section_sort_compare::operator()): Change to
4232 consider section_order_index.
4233 (Output_section::Input_section_sort_init_fini_compare::operator()):
4234 Change to consider section_order_index.
4235 (Output_section::Input_section_sort_section_order_index_compare
4236 ::operator()): New method.
4237 (Output_section::sort_attached_input_sections): Change to sort
4238 according to section order when specified.
e1df38aa
NC		 4239 (Output_section::add_input_section<32, true>): Add new parameter.
4240 (Output_section::add_input_section<64, true>): Add new parameter.
4241 (Output_section::add_input_section<32, false>): Add new parameter.
4242 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4243 * output.h (Output_section::add_input_section): Add new parameter.
4244 (Output_section::input_section_order_specified): New
4245 method.
4246 (Output_section::set_input_section_order_specified): New method.
4247 (Input_section::Input_section): Initialize section_order_index_.
4248 (Input_section::section_order_index): New method.
4249 (Input_section::set_section_order_index): New method.
4250 (Input_section::section_order_index_): New member.
4251 (Input_section::Input_section_sort_section_order_index_compare): New
4252 struct.
4253 (Output_section::input_section_order_specified_): New member.
4254 * script-sections.cc (is_wildcard_string): Delete and move modified
4255 method to gold.h.
4256 (Output_section_element_input::Output_section_element_input): Modify
4257 call to is_wildcard_string.
4258 (Output_section_element_input::Input_section_pattern
4259 ::Input_section_pattern): Ditto.
4260 (Output_section_element_input::Output_section_element_input): Ditto.
4261 * testsuite/Makefile.am (final_layout): New test case.
4262 * testsuite/Makefile.in: Regenerate.
4263 * testsuite/final_layout.cc: New file.
4264 * testsuite/final_layout.sh: New file.
4265
3537c84b
RÁE		 42662010-06-01 Rafael Espindola <espindola@google.com>
4267
4268 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4269
105b6afd
RÁE		 42702010-06-01 Rafael Espindola <espindola@google.com>
4271
4272 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4273 visibility of symbols.
4274
29e11421
DK		 42752010-05-27 Doug Kwan <dougkwan@google.com>
4276
4277 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4278 from start of output section instead of address for a local symbol
4279 in a merged or relaxed section when doing a relocatable link.
4280
5e0f337e
RÁE		 42812010-05-26 Rafael Espindola <espindola@google.com>
4282
4283 PR 11604
4284 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4285 adding sections the garbage collector removed.
4286 * gold/testsuite/Makefile.am: Add test.
4287 * gold/testsuite/Makefile.in: Regenerate.
4288 * gold/testsuite/plugin_test_7.sh: New.
4289 * gold/testsuite/plugin_test_7_1.c: New.
4290 * gold/testsuite/plugin_test_7_2.c: New.
4291
f4187277
RÁE		 42922010-05-26 Rafael Espindola <espindola@google.com>
4293
4294 * script-sections.cc (Output_section_definition::set_section_addresses):
4295 Check for --section-start.
4296
5c388529
DK		 42972010-05-26 Doug Kwan <dougkwan@google.com>
4298
4299 * arm.cc (Arm_scan_relocatable_relocs): New class.
4300 (Target_arm::relocate_special_relocatable): New method.
4301 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4302 (Arm_relocate_functions::thumb_branch_common): Same.
4303 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4304 instead of Default_scan_relocatable_relocs.
4305 * target-reloc.h (relocate_for_relocatable): Let target handle
4306 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4307 * target.h (Sized_target::relocate_special_relocatable): New method.
4308
bca1c3ae
ILT		 43092010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4310
4311 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4312
0439c796
DK		 43132010-05-23 Doug Kwan <dougkwan@google.com>
4314
4315 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4316 instead of a cast.
4317 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4318 with a direct branch, not a conditional branch, to a stub.
4319 * merge.cc (Output_merge_base::record_input_section): New method
4320 defintion.
4321 (Output_merge_data::do_add_input_section): Record input section if
4322 keeps-input-sections flag is set.
4323 (Output_merge_string::do_add_input_section): Ditto.
4324 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4325 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4326 INPUT_SECTIONS_.
4327 (Output_merge_base::keeps_input_sections,
4328 Output_merge_base::set_keeps_input_sections,
4329 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4330 method definitions.
4331 (Output_merge_base::Input_sections): New type declaration.
4332 (Output_merge_base::input_sections_begin,
4333 Output_merge_base::input_sections_end,
4334 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4335 (Output_merge_base::bool keeps_input_sections_,
4336 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4337 Output_merge_base::input_sections_): New data members.
4338 (Output_merge_data::do_set_keeps_input_sections): New method
4339 defintion.
4340 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4341 * output.cc (Output_section::Input_section::relobj): Move method
4342 defintion from class declaration to here and handle merge sections.
4343 (Output_section::Input_section::shndx): Ditto.
4344 (Output_section::Output_section): Remove initializations of removed
4345 data members and initialize new data member LOOKUP_MAPS_.
4346 (Output_section::add_input_section): Set keeps-input-sections flag
4347 for a newly created merge output section as appropriate. Adjust code
4348 to use Output_section_lookup_maps class.
4349 (Output_section::add_relaxed_input_section): Adjst code for lookup
4350 maps code refactoring.
4351 (Output_section::add_merge_input_section): Add a new parameter
4352 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4353 class. If adding input section to a newly created merge output
4354 section fails, remove the new merge section.
4355 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4356 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4357 (Output_section::find_merge_section): Ditto.
4358 (Output_section::build_lookup_maps): New method defintion.
4359 (Output_section::find_relaxed_input_section): Adjust code to use
4360 Output_section_lookup_maps class.
4361 (Output_section::get_input_sections): Export merge sections. Adjust
4362 code to use Output_section_lookup_maps class.
4363 (Output_section:::add_script_input_section): Adjust code to use
4364 Output_section_lookup_maps class. Update lookup maps for merge
4365 sections also.
4366 (Output_section::discard_states): Use Output_section_lookup_maps.
4367 (Output_section::restore_states): Same.
4368 * output.h (Merge_section_properties): Move class defintion out of
4369 Output_section.
4370 (Output_section_lookup_maps): New class.
4371 (Output_section::Input_section::is_merge_section): New method
4372 defintion.
4373 (Output_section::Input_section::relobj): Move defintion out of class
4374 defintion. Declare method only.
4375 (Output_section::Input_section::shndx): Ditto.
4376 (Output_section::Input_section::output_merge_base): New method defintion.
4377 (Output_section::Input_section::u2_.pomb): New union field.
4378 (Output_section::Merge_section_by_properties_map,
4379 Output_section::Output_section_data_by_input_section_map,
4380 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4381 Remove types.
4382 (Output_section::add_merge_input_section): Add new parameter
4383 KEEPS_INPUT_SECTIONS.
4384 (Output_section::build_lookup_maps): New method declaration.
4385 (Output_section::merge_section_map_,
4386 Output_section::merge_section_by_properties_map_,
4387 Output_section::relaxed_input_section_map_,
4388 Output_section::is_relaxed_input_section_map_valid_): Remove data
4389 members.
4390 (Output_section::lookup_maps_): New data member.
4391
76295588
L		 43922010-05-21 Doug Kwan <dougkwan@google.com>
4393
4394 PR gold/11619
4395 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4396 avoid a compilation error.
4397
d103a984
RÁE		 43982010-05-19 Rafael Espindola <espindola@google.com>
4399
4400 * script-sections.cc (Output_section_definition::allocate_to_segment):
4401 Update the phdrs_list even when the output section is NULL.
4402 * testsuite/Makefile.am: Add test.
4403 * testsuite/Makefile.in: Regenerate.
4404 * testsuite/script_test_9.cc: New.
4405 * testsuite/script_test_9.sh: New.
4406 * testsuite/script_test_9.t: New.
4407
6625d24e
DK		 44082010-05-19 Doug Kwan <dougkwan@google.com>
4409
4410 * arm.cc (Arm_input_section::original_size): New method.
4411 (Arm_input_section::do_addralign): Add a cast.
4412 (Arm_input_section::do_output_offset): Remove static cast.
4413 (Arm_input_section::original_addralign,
4414 Arm_input_section::original_size_): Change type to uint32_t.
4415 (Arm_input_section::init): Add safe casts for section alignment
4416 and size.
4417 (Arm_input_section::set_final_data_size): Do not set address and
4418 offset of stub table.
4419 (Arm_output_section::fix_exidx_coverage): Change use of of
4420 Output_section::Simple_input_section to that of
4421 Output_section::Input_section.
4422 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4423 except for the first pass.
4424 * output.cc (Output_section::get_input_sections): Change type of
4425 input_sections to std::list<Input_section>.
4426 (Output_section::add_script_input_section): Rename from
4427 Output_section::add_simple_input_section. Change type of SIS
4428 parameter from Simple_input_section to Input_section.
4429 * output.h (Output_section::Simple_input_section): Remove class.
4430 (Output_section::Input_section): Change class visibility to public.
4431 (Output_section::Input_section::addralign): Use stored alignments
4432 for special input sections if set.
4433 (Output_section::Input_section::set_addralign): New method.
4434 (Output_section::get_input_sections): Change parameter type from
4435 list of Simple_input_section to list of Input_section.
4436 (Output_section::add_script_input_section): Rename from
4437 Output_section::add_simple_input_section. Change first parameter's
4438 type from Simple_input_section to Input_section and remove the
4439 second and third parameters.
4440 * script-sections.cc (Input_section::Input_section_list): Change
4441 type to list of Output_section::Input_section/
4442 (Input_section_info::Input_section_info): Change parameter type of
4443 INPUT_SECTION to Output_section::Input_section.
4444 (Input_section_info::input_section): Change return type.
4445 (Input_section_info::input_section_): Change type to
4446 Output_section::Input_section.
4447 (Output_section_element_input::set_section_addresses): Adjust code
4448 to use Output_section::Input_section instead of
4449 Output_section::Simple_input_section. Adjust code for renaming
4450 of Output_section::add_simple_input_section.
4451 (Orphan_output_section::set_section_addresses): Ditto.
4452
e1e82ea4
RW		 44532010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4454
4455 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4456 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4457
91e75c8a
RÁE		 44582010-05-18 Rafael Espindola <espindola@google.com>
4459
4460 * options.cc (General_options::finalize): Handle -nostdlib.
4461 * options.h (nostdlib): New option.
4462 * script.cc (script_add_search_dir): Handle -nostdlib.
4463
da59ad79
DK		 44642010-05-12 Doug Kwan <dougkwan@google.com>
4465
4466 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4467 attributes section only if there no attributes section after merging.
4468 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4469 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4470 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4471 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4472 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4473 and arm_attr_merge_7.stdout.
4474 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4475 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4476 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4477 arm_attr_merge_7b.o): New rules.
4478 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4479 arm_attr_merge_7
4480 * testsuite/Makefile.in: Regenerate.
4481 * testsuite/arm_attr_merge.sh: New file.
4482 * testsuite/arm_attr_merge_[67][ab].s: Same.
4483
3e01a7fd
NC		 44842010-05-05 Nick Clifton <nickc@redhat.com>
4485
4486 * po/es.po: Updated Spanish translation.
4487
7ad2014a
L		 44882010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4489
4490 * Makefile.am (install-exec-local): Properly install gold as
4491 default cross linker.
4492 * Makefile.in: Regenerated.
4493
4fda8867
NC		 44942010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4495 Nick Clifton <nickc@redhat.com>
4496
4497 * configure.ac (install_as_default): Define and set to false
4498 unless --enable-gold or --enable-gold=both/gold has been
4499 specified.
4500 * configure: Regenerate.
4501
4502 * Makefile.am (install-exec-local): Install the executable as
4503 'ld.gold'. If install_as_default is true then also install it as
4504 'ld'.
4505 * Makefile.in: Regenerated.
4506
bd288ea2
ILT		 45072010-04-24 Ian Lance Taylor <iant@google.com>
4508
4509 * layout.cc (Layout::layout_reloc): In relocatable link don't
4510 combine reloc sections for grouped sections.
4511
ef38fd8a
ST		 45122010-04-23 Sriraman Tallam <tmsriram@google.com>
4513
4514 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4515 sections that are not ordinary to icf.
4516 * icf.cc (get_section_contents): Handle relocation pointing to section
4517 with no object or shndx information.
4518 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4519 * testsuite/Makefile.in: Regenerate.
4520 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4521 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4522
f6973bdc
ILT		 45232010-04-22 Ian Lance Taylor <iant@google.com>
4524
4525 * expression.cc (Expression::Expression_eval_info): Add
4526 result_alignment_pointer field.
4527 (Expression::eval_with_dot): Add result_alignment_pointer
4528 parameter. Change all callers.
4529 (Expression::eval_maybe_dot): Likewise.
4530 (class Binary_expression): Add alignment_pointer parameter to
4531 left_value and right_value. Change all callers.
4532 (BINARY_EXPRESSION): Set result alignment.
4533 (class Trinary_expression): Add alignment_pointer parameter to
4534 arg2_value and arg3_value. Change all callers.
4535 (Trinary_cond::value): Set result alignment.
4536 (Max_expression::value, Min_expression::value): Likewise.
4537 (Align_expression::value): Likewise.
4538 * script-sections.cc (class Sections_element): Add dot_alignment
4539 parameter to set_section_addresses virtual function. Update
4540 instantiations.
4541 (class Output_section_element): Likewise.
4542 (Script_sections::create_segments): Add dot_alignment parameter.
4543 Change all callers.
4544 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4545 (Script_sections::set_phdrs_clause_addresses): Likewise.
4546 * script-sections.h: Update declarations.
4547 * script.h: Update declarations.
4548 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4549 min_p_align.
4550 * testsuite/script_test_3.t: Set large alignment.
4551 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4552 segment has expected alignment.
4553
9c9c98a5
NC		 45542010-04-22 Nick Clifton <nickc@redhat.com>
4555
4556 * po/gold.pot: Updated by the Translation project.
4557 * po/vi.po: Updated Vietnamese translation.
4558
2253bfba
L		 45592010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4560
4561 * testsuite/Makefile.am (check_PROGRAMS): Add
4562 icf_virtual_function_folding_test.
4563 * testsuite/Makefile.in: Regenerated.
4564
85fdf906
AH		 45652010-04-15 Andrew Haley <aph@redhat.com>
4566
4567 * options.h (merge_exidx_entries): New option.
4568 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4569 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4570 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4571 (Target_arm::merge_exidx_entries): New function.
4572 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4573 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4574 to Arm_exidx_fixup constructor.
4575 Add new arg, merge_exidx_entries.
4576 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4577 Arm_output_section::fix_exidx_coverage.
4578
ce97fa81
ST		 45792010-04-18 Sriraman Tallam <tmsriram@google.com>
4580
4581 * icf.cc (get_section_contents): Check for preemptible functions.
4582 Ignore addend when appropriate.
4583 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4584 section folded.
4585 (add_from_relobj): Check for section folded.
4586 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4587 * symtab.h (should_add_dynsym_entry): Add new parameter.
4588 * target-reloc.h (scan_relocs): Check for section folded.
4589 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4590 Check reloc types for function pointers in shared objects.
4591 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4592 case.
4593 (icf_preemptible_functions_test): New test case.
4594 (icf_string_merge_test): New test case.
4595 * testsuite.Makefile.in: Regenerate.
4596 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4597 bar_glob. Refactor code.
4598 * testsuite/icf_preemptible_functions_test.cc: New file.
4599 * testsuite/icf_preemptible_functions_test.sh: New file.
4600 * testsuite/icf_string_merge_test.cc: New file.
4601 * testsuite/icf_string_merge_test.sh: New file.
4602 * testsuite/icf_virtual_function_folding_test.cc: New file.
4603 * testsuite/icf_virtual_function_folding_test.sh: New file.
4604
04ceb17c
DK		 46052010-04-14 Doug Kwan <dougkwan@google.com>
4606
4607 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4608 for local symbol recounting if we remove a section due to ICF.
4609 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4610 there are no regular objects in input.
4611
153e7da4
DK		 46122010-04-13 Doug Kwan <dougkwan@google.com>
4613
4614 * arm.cc (Arm_input_section::set_final_data_size): Compute
4615 accurate final data size instead of using current data size.
4616
4dbd9faf
DK		 46172010-04-09 Doug Kwan <dougkwan@google.com>
4618
4619 * layout.cc (Layout::choose_output_section): Handle script section
4620 types.
4621 (Layout::make_output_section_for_script): Add section type parameter.
4622 Handle script section types.
4623 * layout.h (Layout::make_output_section_for_script): Add section
4624 type parameter.
4625 * output.cc (Output_section::Output_section): Initialize data member
4626 is_noload_.
4627 (Output_section::do_reset_address_and_file_offset): Do not set address
4628 to 0 if section is a NOLOAD section.
4629 * output.h (Output_section::is_noload): New method.
4630 (Output_section::set_is_noload): Ditto.
4631 (Output_section::is_noload_): New data member.
4632 * script-c.h (Script_section_type): New enum type.
4633 (struct Parser_output_section_header): Add new file section_type.
4634 * script-sections.cc (Sections_element::output_section_name): Add
4635 parameter for returning script section type.
4636 (Output_section_definition::output_section_name): Ditto.
4637 (Output_section_definition::section_type)P; New method.
4638 (Output_section_definiton::script_section_type_name): Ditto.
4639 (Output_section_definition::script_section_type_): New data member.
4640 (Output_section_definition::Output_section_definition): Initialize
4641 data member Output_section_definition::script_section_type_.
4642 (Output_section_definition::create_sections): Pass script section type
4643 to Layout::make_output_section_for_script.
4644 (Output_section_definition::output_section_name): Return script
4645 section type to caller.
4646 (Output_section_definition::set_section_address): Do not advance
4647 dot value and load address if section type is NOLOAD. Set address
4648 of NOLOAD sections regardless of section flags.
4649 (Output_section_definition::print): Print section type if it is
4650 not SCRIPT_SECTION_TYPE_NONE.
4651 (Output_section_definition::section_type): New method.
4652 (Output_section_definition::script_section_type_name): Ditto.
4653 (Script_sections::output_section_name): Add new parameter
4654 PSECTION_TYPE for returning script section type. Pass it to
4655 section elements. Handle discard sections.
4656 (Sort_output_sections::operator()): Handle NOLOAD sections.
4657 * script-sections.h (Script_sections::Section_type): New enum type.
4658 (Script_sections::output_section_name): Add a new parameter for
4659 returning script section type.
4660 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4661 INFO and NOLOAD.
4662 * yyscript.y (union): Add new field SECTION_TYPE.
4663 (COPY, DSECT, INFO, NOLOAD): New tokens.
4664 (opt_address_and_section_type): Change type to output_section_header.
4665 (section_type): New non-terminal
4666 (section_header): Handle section type.
2253bfba 4667 (opt_address_and_section_type): Return section type value.
4dbd9faf 4668
721ea635
L		 46692010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4670
4671 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4672 * testsuite/plugin_common_test_2.c (foo): Likewise.
4673
6bf924b0
DK		 46742010-04-08 Doug Kwan <dougkwan@google.com>
4675
4676 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4677 Output_merge_data.
4678 * output.cc (Output_section::add_merge_input_section): Simplify
4679 code and return status of Output_merge_base::add_input_section.
e1df38aa 4680 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4681 returns true.
4682
24af6f92
DK		 46832010-04-07 Doug Kwan <dougkwan@google.com>
4684
4685 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4686 if section is marked as containing instructions but has no mapping
4687 symbols.
4688 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4689 correct section index.
4690 (Arm_relobj::find_linked_text_section): Ditto.
4691
00698fc5
CC		 46922010-04-07 Cary Coutant <ccoutant@google.com>
4693
4694 * archive.cc (include_member): Destroy Read_symbols_data object before
4695 releasing file.
4696 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4697 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4698 (Read_symbols_data::~Read_symbols_data) New destructor.
4699 (Section_relocs::Section_relocs) New constructor.
4700 (Section_relocs::~Section_relocs) New destructor.
4701 (Read_relocs_data::Read_relocs_data) New constructor.
4702 (Read_relocs_data::~Read_relocs_data) New destructor.
4703 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4704 pointers to NULL after deleting.
4705
7296d933
DK		 47062010-04-07 Doug Kwan <dougkwan@google.com>
4707
4708 * arm.cc: Replace "endianity" with "endianness" in comments.
4709 (Arm_exidx_cantunwind): Ditto.
4710 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4711 (Arm_relobj::merge_flags_and_attributes): New method.
4712 (Arm_relobj::merge_flags_and_attributes_): New data member.
4713 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4714 (Arm_relobj::scan_sections_for_stubs): Ditto.
4715 (Arm_relobj::do_read_symbols): Check to see if we really want to
4716 merge processor-specific flags and attributes. Exit early if
4717 an object is empty except for section names and the undefined symbol.
4718 (Target_arm::do_finalize_sections): Move check for ELF format to
4719 Arm_relobj::do_read_symbols. Merge processor specific flags and
4720 attributes from a regular object only when we have determined that
4721 it is aapropriate. Do not create an .ARM.attributes section in
4722 output if there is no regular input object.
4723 (Target_arm::merge_processor_specific_flags): Check
4724 --warn-mismatch before printing any error.
4725 (Target_arm::merge_object_attributes): Ditto.
4726 * gold.cc (queue_middle_tasks): Handle the case in which there is
4727 no regular object in input.
4728 * options.cc (General_options::parse_EB): New method.
4729 (General_options::parse_EL): Same.
4730 (General_options::General_options): Initialize endianness_.
4731 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4732 New options.
4733 (General_options::Endianness): New enum.
4734 (General_options::endianness): New method.
4735 (General_options::endianness_): New data member.
4736 * parameters.cc (Parameters::set_options): Check target endianness.
4737 (Parameters::set_target_once): Ditto.
4738 (Parameters::check_target_endianness): New method.
4739 (parameters_force_valid_target): If either -EL or -EB is specified,
4740 use it to define endianness of default target.
4741 * parameters.h (Parameters::check_target_endianness): New method
4742 declaration.
4743 * target.h (class Target): Change "endianity" to "endianness"
4744 in comments.
4745
efc8d4f2
RW		 47462010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4747
4748 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4749 * configure: Regenerate.
4750 * Makefile.in: Regenerate.
4751 * testsuite/Makefile.in: Regenerate.
4752
be234d88
CC		 47532010-04-06 Cary Coutant <ccoutant@google.com>
4754
4755 gcc PR lto/42757
4756 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4757 prevailing definitions of common symbols.
4758 * testsuite/plugin_test_6.sh: New test case.
4759 * testsuite/plugin_common_test_1.c: New test case.
4760 * testsuite/plugin_common_test_2.c: New test case.
4761 * testsuite/Makefile.am (plugin_test_6): New test case.
4762 * testsuite/Makefile.in: Regenerate.
4763
bd32c6bd
NC		 47642010-04-06 Nick Clifton <nickc@redhat.com>
4765
4766 * po/vi.po: New Vietnamese translation.
4767
323c532f
DK		 47682010-03-30 Doug Kwan <dougkwan@google.com>
4769
4770 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4771
4fcd97eb
DK		 47722010-03-25 Doug Kwan <dougkwan@google.com>
4773
4774 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4775 to avoid a conversion warning on a 32-bit host.
4776
4ebf39db
ILT		 47772010-03-24 Ian Lance Taylor <iant@google.com>
4778
4779 * testsuite/script_test_3.t: Add a TLS segment.
4780 * testsuite/Makefile.am (check_PROGRAMS): Add
4781 tls_phdrs_script_test.
4782 (tls_phdrs_script_test_SOURCES): Define.
4783 (tls_phdrs_script_test_DEPENDENCIES): Define.
4784 (tls_phdrs_script_test_LDFLAGS): Define.
4785 (tls_phdrs_script_test_LDADD): Define.
4786 * testsuite/Makefile.in: Rebuild.
4787
4a599bdd
CC		 47882010-03-23 Cary Coutant <ccoutant@google.com>
4789
4790 * fileread.cc (find_or_make_view): Fix comment.
4791
6c93b22c
ILT		 47922010-03-23 Ian Lance Taylor <iant@google.com>
4793
4794 * script-sections.cc (class Orphan_section_placement): Define
4795 PLACE_TLS and PLACE_TLS_BSS.
4796 (Orphan_section_placement::Orphan_section_placement): Initialize
4797 new places.
4798 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4799 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4800 (tls_script_test_SOURCES): Define.
4801 (tls_script_test_DEPENDENCIES): Define.
4802 (tls_script_test_LDFLAGS): Define.
4803 (tls_script_test_LDADD): Define.
4804 * testsuite/Makefile.in: Rebuild.
4805
a2c7281b
DK		 48062010-03-22 Doug Kwan <dougkwan@google.com>
4807
4808 * arm.cc (Arm_relocate_functions::abs8,
4809 Arm_relocate_functions::abs16): Use correct check for overflow
4810 specified in the ARM ELF specs.
4811 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4812 target of a BLX instruction specially.
4813 (Reloc_stub::stub_type_for_reloc): Ditto.
4814 (Relocate::relocate): Use symbolic names instead of numeric relocation
4815 codes to report error.
4816 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4817 workaround.
4818 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4819 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4820 thumb2_blx_out_of_range.stdout
4821 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4822 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4823 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4824 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4825 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4826 thumb2_blx_in_range, thumb2_blx_in_range.o,
4827 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4828 thumb2_blx_out_of_range.o): New rules.
4829 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4830 thumb2_blx_in_range and thumb2_blx_out_of_range.
4831 * testsuite/Makefile.in: Regenerate.
4832 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4833 * testsuite/thumb_blx_in_range.s: New file.
4834 * testsuite/thumb_blx_out_of_range.s: New file.
4835
b0193076
RÁE		 48362010-03-22 Rafael Espindola <espindola@google.com>
4837
4838 * archive.cc (Should_include): Move to archive.h.
4839 (should_include_member): Make it a member of Archive.
4840 (Lib_group): New.
4841 (Add_lib_group_symbols): New.
4842 * archive.h: Include options.h.
4843 (Archive_member): Moved from Archive.
4844 (Should_include): Moved from archive.cc.
4845 (Lib_group): New.
4846 (Add_lib_group_symbols): New.
4847 * dynobj.cc (do_should_include_member): New.
4848 * dynobj.h (do_should_include_member): New.
4849 * gold.cc (queue_initial_tasks): Update call to queue.
4850 * main.cc (main): Print lib group stats.
4851 * object.cc (do_should_include_member): New.
4852 * object.h: Include archive.h.
4853 (Object::should_include_member): New.
4854 (Object::do_should_include_member): New.
4855 (Sized_relobj::do_should_include_member): New.
4856 * options.cc (General_options::parse_start_lib): New.
4857 (General_options::parse_end_lib): New.
4858 (Input_arguments::add_file): Handle lib groups.
4859 (Input_arguments::start_group): Check we are not in a lib.
4860 (Input_arguments::start_lib): New.
4861 (Input_arguments::end_lib): New.
4862 * options.h (General_options): Add start_lib and end_lib.
4863 (Input_argument::lib_): New.
4864 (Input_argument::lib): New.
4865 (Input_argument::is_lib): New.
4866 (Input_file_lib): New.
4867 (Input_arguments::in_lib_): New.
4868 (Input_arguments::in_lib): New.
4869 (Input_arguments::start_lib): New.
4870 (Input_arguments::end_lib_): New.
4871 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4872 in unused members as preempted.
4873 (Sized_pluginobj::do_should_include_member): New.
4874 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4875 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4876 return the blocker.
4877 (Read_symbols::do_whole_lib_group): New.
4878 (Read_symbols::do_lib_group): New.
4879 (Read_symbols::do_read_symbols): Handle lib groups.
4880 (Read_symbols::get_name): Handle lib groups.
4881 * readsyms.h (Read_symbols): Add an archive member pointer.
4882 (Read_symbols::do_whole_lib_group): New.
4883 (Read_symbols::do_lib_group): New.
4884 (Read_symbols::member_): New.
4885 * script.cc (read_input_script): Update call to queue_soon.
4886
d099120c
DK		 48872010-03-19 Doug Kwan <dougkwan@google.com>
4888
4889 * arm.cc (Stub_table::Stub_table): Initialize new data members
4890 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4891 (Stub_table::add_reloc_stub): Assign stub offset and update
4892 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4893 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4894 New data members.
4895 (Stub_table::update_data_size_and_addralign): Use
4896 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4897 instead of going over all reloc stubs.
4898 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4899 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4900 Stringpool_template::offset_ to size of Stringpool_char.
4901 (Stringpool_template::new_key_offset): Remove code to initialize
4902 Stringpool_template::offset_.
4903 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4904 Stringpool_template::offset_ to zero.
4905
1aa37384
DK		 49062010-03-15 Doug Kwan <dougkwan@google.com>
4907
4908 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4909 offset_.
4910 (Stringpool_template::new_key_offset): New method.
4911 (Stringpool_template::add_string): Assign offsets when adding new
4912 strings.
4913 (Stringpool_template::set_string_offsets): Do not set string offsets
4914 when not optimizing.
4915 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4916 member size_.
4917 (Chunked_vector::clear): Clear size_.
4918 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4919 (Chunked_vector::size): Return size_.
4920 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4921 (Chunked_vector::size_): New data member.
1aa37384
DK		 4922 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4923 (Stringpool_template::new_key_offset): New method declaration.
4924 (Stringpool_template::offset_): New data member.
4925
b672b057
RÁE		 49262010-03-15 Rafael Espindola <espindola@google.com>
4927
4928 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4929 Add_symbols' constructor.
4930 * readsyms.h (Add_symbols): Remove the input_group member.
4931
b6848d3c
ILT		 49322010-03-10 Ian Lance Taylor <iant@google.com>
4933
4934 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4935 target to ask whether a reference to a symbol requires a stack
4936 split.
4937 * target.h (Target::is_call_to_non_split): New function.
4938 (Target::do_is_call_to_non_split): Declare virtual function.
4939 * target.cc: Include "symtab.h".
4940 (Target::do_is_call_to_non_split): New function.
4941 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4942
a2a5469e
CC		 49432010-03-10 Cary Coutant <ccoutant@google.com>
4944
4945 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4946 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4947 (File_read::open[2]): Add whole_file_view_ to list of views.
4948 (File_read::make_view): Remove test of whole_file_view_.
4949 (File_read::find_or_make_view): Create whole_file_view_ if
4950 necessary.
4951 (File_read::clear_views): Replace bool parameter with enum;
4952 adjust all callers. Don't delete views with permanent data;
4953 do delete cached views and views from archives if
4954 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4955 if clearing the corresponding view.
4956 * fileread.h (File_read::Clear_views_mode): New enum.
4957 (File_read::View::is_permanent_view): New method.
4958 (File_read::clear_views): Replace bool parameter
4959 with enum; adjust all callers.
4960 * options.h (General_options): Change keep_files_mapped option;
4961 add map_whole_files.
4962 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4963 releasing the file.
4964 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4965 the file.
4966
8861f32b
DM		 49672010-03-10 David S. Miller <davem@davemloft.net>
4968
4969 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4970
d62d0f5f
ST		 49712010-03-09 Sriraman Tallam <tmsriram@google.com>
4972
4973 * icf.cc (get_section_contents): Add '@' marker after processing the
4974 merge reloc.
4975
9177756d
DK		 49762010-03-08 Doug Kwan <dougkwan@google.com>
4977
4978 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4979 due to a conversion warning.
4980 (Arm_relobj::update_output_local_symbol_count): Check for local
4981 symbol with unset output index.
4982
9e9e071b
ILT		 49832010-03-05 Ian Lance Taylor <iant@google.com>
4984
4985 * options.h (class General_options): Add --spare-dynamic-tags.
4986 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4987 --spare-dynamic-tags.
4988
a81ee015
ILT		 49892010-03-05 Ian Lance Taylor <iant@google.com>
4990
4991 * incremental.cc: Include "libiberty.h".
4992
44ec90b9
RO		 49932010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4994
4995 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4996 function, is_info_ member.
4997 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4998 (Versions::Versions): Update caller.
4999 (Versions::define_base_version): Likewise.
5000 (Versions::add_def): Likewise.
5001
0897ed3b
ST		 50022010-03-03 Sriraman Tallam <tmsriram@google.com>
5003
5004 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5005 (Scan::possible_function_pointer_reloc): New function.
5006 (Scan::local_reloc_may_be_function_pointer): Change to call
5007 possible_function_pointer_reloc.
5008 (Scan::global_reloc_may_be_function_pointer): Ditto.
5009 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5010 relocations in ".data.rel.ro._ZTV" section.
5011 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5012 * testsuite/icf_safe_so_test.cc: Ditto.
5013 * testsuite/icf_safe_test.cc: Ditto.
5014 * testsuite/icf_safe_test.sh: Ditto.
5015
d3bbad62
ILT		 50162010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5017 Ian Lance Taylor <iant@google.com>
5018
5019 * target-reloc.h (relocate_section): Check the symbol table index
5020 for -1U before setting the local symbol index.
5021 (scan_relocatable_relocs): If copying the relocation, record that
5022 the local symbol is required.
5023 * object.h (Symbol_value::is_output_symtab_index_set): New
5024 function.
5025 (Symbol_value::may_be_discarded_from_output_symtab): New
5026 function.
5027 (Symbol_value::has_output_symtab_entry): New function.
5028 (Symbol_value::needs_output_symtab_entry): Remove.
5029 (Symbol_value::output_symtab_index): Make sure the symbol index is
5030 set.
5031 (Symbol_value::set_output_symtab_index): Make sure the symbol
5032 index is not set. Make sure the new index is valid.
5033 (Symbol_value::set_must_have_output_symtab_entry): New function.
5034 (Symbol_value::has_output_dynsym_entry): New function.
5035 (Symbol_value::set_output_dynsym_index): Make sure the new index
5036 is valid.
5037 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5038 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5039 local symbol if permitted.
5040 (Sized_relobj::do_finalize_local_symbols): Call
5041 is_output_symtab_index_set rather than needs_output_symtab_entry.
5042 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5043 rather than needs_output_symtab_entry. Call
5044 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5045 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5046 is_output_symtab_index_set rather than needs_output_symtab_entry.
5047 * testsuite/discard_locals_relocatable_test.c: New file.
5048 * testsuite/discard_locals_test.sh: Test -r.
5049 * testsuite/Makefile.am (check_DATA): Add
5050 discard_locals_relocatable_test1.syms,
5051 discard_local_relocatable_test2.syms.
5052 (MOSTLYCLEANFILES): Likewise. Also add
5053 discard_locals_relocatable_test1.lout and
5054 discard_locals_relocatable_test2.out.
5055 (discard_locals_relocatable_test1.syms): New target.
5056 (discard_locals_relocatable_test.o): New target.
5057 (discard_locals_relocatable_test1.out): New target.
5058 (discard_locals_relocatable_test2.syms): New target.
5059 (discard_locals_relocatable_test2.out): New target.
5060 (various): Add missing ../ld-new dependencies.
5061 * testsuite/Makefile.in: Rebuild.
5062
7e8ccf26
NC		 50632010-03-03 Nick Clifton <nickc@redhat.com>
5064
5065 * po/fi.po: New Finnish translation.
5066
2a0ff005
DK		 50672010-03-01 Doug Kwan <dougkwan@google.com>
5068
5069 * layout.cc (Layout::Layout): Force section types of .init_array*,
5070 .preinit_array* and .fini_array* sections.
5071 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5072 Fix check of return value of std::string::find.().
5073 (Output_section::Input_section_sort_compare::operator()): Remove
5074 comment about .init_array.
5075 (Output_section::Input_section_sort_init_fini_compare::operator()):
5076 New method.
5077 (Output_section::sort_attached_input_sections): Handle .init_array
5078 and .fini_array specially.
5079 * output.h (Output_section::Inut_section_sort_compare): Update
5080 comment.
5081 (Output_section::Input_section_sort_init_fini_compare): New struct.
5082
c3e4ae29
DK		 50832010-02-26 Doug Kwan <dougkwan@google.com>
5084
5085 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5086 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5087 * testsuite/debug_msg.sh: Avoid matching source line number for
5088 use of global variable undef_int.
5089
2fd9ae7a
DK		 50902010-02-26 Doug Kwan <dougkwan@google.com>
5091
5092 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5093 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5094 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5095 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5096 * options.cc (General_options::General_options): Initialize member
5097 fix_v4bx_.
5098 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5099 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5100 and rm_no_fix_v4bx.stdout
5101 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5102 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5103 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5104 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5105 and arm_no_fix_v4bx.
5106 * Makefile.in: Regenerate.
5107 * testsuite/arm_fix_v4bx.s: New file.
5108 * testsuite/arm_fix_v4bx.sh: Ditto.
5109
67ec7d0b
DK		 51102010-02-24 Doug Kwan <dougkwan@google.com>
5111
5112 * arm.cc (Target_arm::got_section): Make the .got section the first
5113 non RELRO section in the data segment.
5114 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5115 suffixes of section names.
5116
10165461
DK		 51172010-02-24 Doug Kwan <dougkwan@google.com>
5118
5119 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5120 flags and attributes merging if an input file is a binary file.
5121 * fileread.cc (Input_file::open): Record format of original file.
5122 * fileread.h (Input_file::Format): New enum type.
5123 (Input_file::Input_file): Initialize data member format_.
5124 (Input_file::format): New method definition.
5125 (Input_file::format_):: New data member.
5126
4a54abbb
DK		 51272010-02-24 Doug Kwan <dougkwan@google.com>
5128
5129 * arm.cc (Arm_output_data_got): New class.
5130 (ARM_TCB_SIZE): New constant
5131 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5132 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5133 If user uses a script with a SECTIONS clause, issue only a warning
5134 for a misplaced EXIDX input section. Otherwise, issue an error.
5135 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5136 garbage collection.
5137 (Target_arm::got_mode_index_entry): Handle static linking.
5138 (Target_arm::Scan::local): Ditto.
5139 (Target_arm::Scan::global): Ditto.
5140 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5141 all incorrectly implemented relocations.
e1df38aa 5142 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5143 Arm_output_section::fix_exidx_coverage.
5144 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5145 from ".ARM.exidx." and ".ARM.extab.".
5146
ca419a6f
ILT		 51472010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5148
5149 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5150 section if it does not already exist.
5151 * attributes.cc (Attributes_section_data::Attributes_section_data):
5152 Don't crash if size is zero.
5153
135b9c78
ILT		 51542010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5155 Ian Lance Taylor <iant@google.com>
5156
5157 * gold.cc (queue_middle_tasks): If no input files were opened,
5158 exit.
5159 * workqueue.h (Task_function::Task_function): Assert that there is
5160 a blocker.
5161
bb0bfe4f
DK		 51622010-02-22 Doug Kwan <dougkwan@google.com>
5163
5164 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5165 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5166 types to avoid warnings due to different uint64_t implementations
5167 on different hosts.
5168
2a2b6d42
DK		 51692010-02-21 Doug Kwan <dougkwan@google.com>
5170
5171 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5172 handling of the maximum backward branch offset.
5173 (Arm_relocate_functions::thumb_branch_common): Ditto.
5174 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5175 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5176 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5177 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5178 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5179 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5180 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5181 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5182 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5183 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5184 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5185 thumb2_bl_out_of_range.o): New rules.
5186 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5187 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5188 thumb2_bl_out_of_range
5189 * testsuite/Makefile.in: Regenerate.
5190 * testsuite/arm_bl_in_range.s: New file.
5191 * testsuite/arm_bl_out_of_range.s: Ditto.
5192 * testsuite/arm_branch_in_range.sh: Ditto.
5193 * testsuite/arm_branch_range.t: Ditto.
5194 * testsuite/thumb2_branch_range.t: Ditto.
5195 * testsuite/thumb_bl_in_range.s: Ditto.
5196 * testsuite/thumb_bl_out_of_range.s: Ditto.
5197 * testsuite/thumb_branch_range.t: Ditto.
5198
b487ad64
ST		 51992010-02-20 Sriraman Tallam <tmsriram@google.com>
5200
5201 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5202 Add reloc offset information.
5203 * icf.cc (get_section_contents): Change iterators to point to the new
5204 vectors. Add reloc offset information to the contents.
5205 * icf.h (Icf::Sections_reachable_info): New typedef.
5206 (Icf::Sections_reachable_list): New typedef.
5207 (Icf::Offset_info): New typedef.
5208 (Icf::Reloc_info): New struct typedef.
5209 (Icf::Reloc_info_list): New typedef.
5210 (Icf::symbol_reloc_list): Delete method.
5211 (Icf::addend_reloc_list): Delete method.
5212 (Icf::section_reloc_list): Delete method.
5213 (Icf::reloc_info_list): New method.
5214 (Icf::reloc_info_list_): New member.
5215
f96accdf
DK		 52162010-02-19 Doug Kwan <dougkwan@google.com>
5217
5218 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5219 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5220 * arm.cc (Arm_relocation_functions): New forward declaration.
5221 (Target_arm::Target_arm): Initialize new data members
5222 got_mod_index_offset_ and tls_base_symbol_defined_.
5223 (Target_arm::Relocate::relocate_tls): New method.
5224 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5225 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5226 New methods.
5227 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5228 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5229 (Target_arm::got_mod_index_offset_,
5230 Target_arm::tls_base_symbol_defined_): New data members.
5231 (Target_arm::Scan::local, Target::Scan::global,
5232 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5233 relocations.
5234
c8761b9a
DK		 52352010-02-18 Doug Kwan <dougkwan@google.com>
5236
5237 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5238 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5239 text section as a parameter becuase some broken tools may not set
5240 the link in section header.
5241 (Target_arm::has_got_section): New method.
5242 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5243 without any mapping symbol as data only. Remove warning.
5244 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5245 link in its section header, try to discover the link by inspecting the
5246 REL31 relocation at the beginning of the section.
5247 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5248 in error message.
5249 (Target_arm::Scan::global): Treat any reference to the symbol
5250 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5251
21bb3914
ST		 52522010-02-12 Sriraman Tallam <tmsriram@google.com>
5253
5254 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5255 (Scan::global_reloc_may_be_function_pointer): New function.
5256 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5257 (Scan::global_reloc_may_be_function_pointer): New function.
5258 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5259 (Scan::global_reloc_may_be_function_pointer): New function.
5260 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5261 (Scan::global_reloc_may_be_function_pointer): New function.
5262 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5263 (Scan::global_reloc_may_be_function_pointer): New function.
5264 (Scan::possible_function_pointer_reloc): New function.
5265 (Target_x86_64::can_check_for_function_pointers): New function.
5266 * gc.h (gc_process_relocs): Scan relocation types to determine if
5267 function pointers were taken for targets that support it.
5268 * icf.cc (Icf::find_identical_sections): Include functions for
5269 folding in safe ICF whose pointer is not taken.
5270 * icf.h (Secn_fptr_taken_set): New typedef.
5271 (fptr_section_id_): New member.
5272 (section_has_function_pointers): New function.
5273 (set_section_has_function_pointers): New function.
5274 (check_section_for_function_pointers): New function.
5275 * options.h: Fix comment for safe ICF option.
5276 * target.h (can_check_for_function_pointers): New function.
5277 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5278 Modify icf_safe_test for X86-64.
5279 * testsuite/Makefile.in: Regenerate.
5280 * testsuite/icf_safe_so_test.cc: New file.
5281 * testsuite/icf_safe_so_test.sh: New file.
5282 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5283 (main): Change to take pointer to function kept_func_3.
5284 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5285 folding is done correctly for X86-64.
5286
0da6fa6c
DM		 52872010-02-12 David S. Miller <davem@davemloft.net>
5288
5289 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5290 is_symbolless parameter.
5291 (Output_reloc<SHT_REL>::is_symbolless): New.
5292 (Output_reloc<SHT_REL>::is_symbolless_): New.
5293 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5294 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5295 (Output_reloc<SHT_RELA>::is_symbolless): New.
5296 (Output_data_reloc::add_global): Handle is_symbolless.
5297 (Output_data_reloc::add_global_relative): Likewise.
5298 (Output_data_reloc::add_local): Likewise.
5299 (Output_data_reloc::add_local_relative): Likewise.
5300 (Output_data_reloc::add_symbolless_global_addend): New.
5301 (Output_data_reloc::add_symbolless_local_addend): New.
5302 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5303 is_symbolless.
5304 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5305 instead of ->is_relative_
5306 (Output_reloc::write): Likewise.
5307 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5308 (Output_reloc::write_rel): Simplify.
5309
5310 * sparc.cc (Target_sparc::Scan::local): Use
5311 ->add_symbolless_local_addend as needed.
5312 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5313 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5314 based upon relocation offset.
5315
e4782e83
DK		 53162010-02-11 Doug Kwan <dougkwan@google.com>
5317
5318 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5319 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5320 beginning of function.
5321 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5322 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5323 parameter is_32bit in calls to should_apply_static_reloc.
5324 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5325 (check_DATA): Add arm_abs_global.stdout.
5326 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5327 arm_abs_global.stdout): New rules.
5328 (MOSTLLYCLEANFILES): Add arm_abs_global
5329 * Makefile.in: Regenerate.
5330 * testsuite/arm_abs_global.s: New file.
5331 * testsuite/arm_abs_global.sh: Ditto.
5332 * testsuite/arm_abs_lib.s: Ditto.
5333
93ceb764
ILT		 53342010-02-11 Ian Lance Taylor <iant@google.com>
5335
5336 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5337 Read_relocs task.
5338 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5339 Allocate_commons_task first.
5340 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5341 task, rather than symtab_lock_.
5342 (Gc_process_relocs::~Gc_process_relocs): New function.
5343 (Gc_process_relocs::is_runnable): Check this_blocker_.
5344 (Gc_process_relocs::locks): Use next_blocker_ rather than
5345 blocker_.
5346 (Scan_relocs::~Scan_relocs): New function.
5347 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5348 symtab_lock_.
5349 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5350 next_blocker_.
5351 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5352 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5353 constructor accordingly.
5354 (class Gc_process_relocs): Likewise.
5355 (class Scan_relocs): Likewise.
5356 * common.h (class Allocate_commons_task): Remove symtab_lock_
5357 field, and corresponding constructor parameter.
5358 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5359 symtab_lock_.
5360 (Allocate_commons_task::locks): Likewise.
5361
114dfbe1
ILT		 53622010-02-11 Ian Lance Taylor <iant@google.com>
5363
5364 * gold-threads.h (class Once): Define.
5365 (class Initialize_lock): Rewrite as child of Once.
5366 * gold-threads.cc (class Once_initialize): Define.
5367 (once_pointer_control): New static variable.
5368 (once_pointer, once_arg): New static variables.
5369 (c_run_once): New static function.
5370 (Once::Once, Once::run_once, Once::internal_run): New functions.
5371 (class Initialize_lock_once): Remove.
5372 (initialize_lock_control): Remove.
5373 (initialize_lock_pointer): Remove.
5374 (initialize_lock_once): Remove.
5375 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5376 (Initialize_lock::initialize): Rewrite.
5377 (Initialize_lock::do_run_once): New function.
5378 * archive.cc (Archive::interpret_header): Only clear name if it is
5379 not already empty.
5380 * fileread.cc: Include "gold-threads.h"
5381 (file_counts_lock): New static variable.
5382 (file_counts_initialize_lock): Likewise.
5383 (File_read::release): Only increment counts when using --stats.
5384 Use a lock around the increment.
5385 * parameters.cc (class Set_parameters_target_once): Define.
5386 (set_parameters_target_once): New static variable.
5387 (Parameters::Parameters): Move here from parameters.h.
5388 (Parameters::set_target): Rewrite.
5389 (Parameters::set_target_once): New function.
5390 (Parameters::clear_target): Move here and rewrite.
5391 * parameters.h (class Parameters): Update declarations. Add
5392 set_parameters_target_once_ field.
5393 (Parameters::Parameters): Move to parameters.cc.
5394 (Parameters::clear_target): Likewise.
5395 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5396 task.
5397 (Start_group::~Start_group): New function.
5398 (Start_group::is_runnable): New function.
5399 (Start_group::locks, Start_group::run): New functions.
5400 (Finish_group::run): Change saw_undefined to size_t.
5401 * readsyms.h (class Start_group): Define.
5402 (class Finish_group): Change saw_undefined_ field to size_t.
5403 (Finish_group::Finish_group): Remove saw_undefined and
5404 this_blocker parameters. Change all callers.
5405 (Finish_group::set_saw_undefined): New function.
5406 (Finish_group::set_blocker): New function.
5407 * symtab.h (class Symbol_table): Change saw_undefined to return
5408 size_t. Change saw_undefined_ field to size_t.
5409 * target-select.cc (Set_target_once::do_run_once): New function.
5410 (Target_selector::Target_selector): Initialize set_target_once_
5411 field. Don't initialize lock_ and initialize_lock_ fields.
5412 (Target_selector::instantiate_target): Rewrite.
5413 (Target_selector::set_target): New function.
5414 * target-select.h (class Set_target_once): Define.
5415 (class Target_selector): Update declarations. Make
5416 Set_target_once a friend. Remove lock_ and initialize_lock_
5417 fields. Add set_target_once_ field.
5418
fa17a3f4
ILT		 54192010-02-10 Ian Lance Taylor <iant@google.com>
5420
5421 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5422 queueing any tasks.
5423 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5424 (queue_middle_tasks): Add all blockers before queueing any tasks.
5425 (queue_final_tasks): Likewise.
5426 * token.h (Task_token::add_blockers): New function.
5427 * object.h (Input_objects::number_of_relobjs): New function.
5428
c7177d31
ILT		 54292010-02-10 Ian Lance Taylor <iant@google.com>
5430
5de0e392
ILT		 5431 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5432 shared, not if not position independent.
5433 * x86_64.cc (Relocate::relocate_tls): Likewise.
5434 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5435 (tls_pie_pic_test): New target.
5436 * testsuite/Makefile.in: Rebuild.
5437
c7177d31
ILT		 5438 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5439 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5440 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5441 * testsuite/Makefile.in: Rebuild.
5442
684b268a
DM		 54432010-02-09 David S. Miller <davem@davemloft.net>
5444
5445 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5446 R_SPARC_RELATIVE using ->add_local_relative().
5447 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5448
612a8d3d
DM		 5449 * output.h (Output_data_dynamic::add_section_size): New method
5450 that takes two Output_data objects.
5451 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5452 entry param. Handle it in initializers.
5453 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5454 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5455 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5456 arg.
5457 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5458 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5459 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5460 for dynrel_includes_plt.
5461 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5462 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5463 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5464 before .rela.plt
5465 (Target_sparc::do_finalize_sections): Update to pass true for
5466 dynrel_includes_plt.
5467 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5468 output before .rela.plt
5469 (Target_powerpc::do_finalize_sections): Update to pass true for
5470 dynrel_includes_plt when 32-bit.
5471
cb1be87e
DK		 54722010-02-08 Doug Kwan <dougkwan@google.com>
5473
5474 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5475 method.
5476 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5477 Arm_relobj::scan_section_for_cortex_a8_stubs,
5478 Arm_relobj::do_relocation_section): Instead of calling
5479 Output_section::output_address, use faster
5480 Arm_relobj::simple_input_section_output_address.
5481
705b5121
DM		 54822010-02-08 David S. Miller <davem@davemloft.net>
5483
5484 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5485 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5486 relocation helper function.
5487
024c4466
DM		 5488 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5489 just like R_SPARC_GOT{10,13,22}.
5490 (Target_sparc::Scan::local): Likewise.
5491 (Target_sparc::Relocate:relocate): Likewise.
5492
9109c078
ILT		 54932010-02-06 Ian Lance Taylor <iant@google.com>
5494
5495 * configure.ac: Rewrite targetobjs duplicate removal code to use
5496 only shell constructs.
5497 * configure: Rebuild.
5498
cf846138
DK		 54992010-02-05 Doug Kwan <dougkwan@google.com>
5500
5501 PR 11247
5502 * arm.cc (Arm_relobj::section_is_scannable): New method.
5503 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5504 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5505
6cfaf60b
DK		 55062010-02-04 Doug Kwan <dougkwan@google.com>
5507
5508 PR 11247
5509 * arm-reloc-property.cc (cstdio): Include.
5510 * configure.ac (targetobjs): Remove duplicates.
5511 * configure: Regenerate.
5512 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5513 big and little endian version for a given address size.
5514
5c57f1be
DK		 55152010-02-03 Doug Kwan <dougkwan@google.com>
5516
5517 * arm-reloc-property.cc
5518 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5519 definition.
5520 * arm-reloc-property.h
5521 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5522 New method definition.
5523 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5524 declaration.
5525 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5526 overflow to N.
5527 (GOT_PREL): Change implemented to Y.
5528 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5529 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5530 (Arm_relocate_functions::movw_abs_nc): Remove method.
5531 (Arm_relocate_functions::movt_abs): Ditto.
5532 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5533 (Arm_relocate_functions::thm_movt_abs): Ditto.
5534 (Arm_relocate_functions::movw_rel_nc): Ditto.
5535 (Arm_relocate_functions::movw_rel): Ditto.
5536 (Arm_relocate_functions::movt_rel): Ditto.
5537 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5538 (Arm_relocate_functions:thm_movw_rel): Ditto.
5539 (Arm_relocate_functions:thm_movt_rel): Ditto.
5540 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5541 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5542 New method definitions.
5543 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5544 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5545 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5546 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5547 (Target_arm::Relocate::relocate): Check for non-static or
5548 unimplemented relocation code and exit early. Change calls to
5549 Target_arm::reloc_uses_thumb_bit and
5550 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5551 instead. Refactor code to handle similar relocations to increase
5552 code sharing. Remove check for unsupported relocation code in switch
5553 statement.
5554 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5555 relocation property table to find out size. Change error message to
5556 print out the name of a relocation code instead of the numeric value.
5557 (Target_arm::scan_reloc_for_stub): Use relocation property table
5558 instead of calling Target_arm::reloc_uses_thumb_bit().
5559
218c5831
DK		 55602010-02-02 Doug Kwan <dougkwan@google.com>
5561
5562 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5563 types of relaxed input section.
5564
0d31c79d
DK		 55652010-02-02 Doug Kwan <dougkwan@google.com>
5566
5567 * Makefile.am (HFILES): Add arm-reloc-property.h.
5568 (DEFFILES): New.
5569 (TARGETSOURCES): Add arm-reloc-property.cc
5570 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5571 (libgold_a_SOURCES): $(DEFFILES)
5572 * Makefile.in: Regenerate.
5573 * arm-reloc-property.cc: New file.
5574 * arm-reloc-property.h: New file.
5575 * arm-reloc.def: New file.
5576 * arm.cc: Update comments.
5577 (arm-reloc-property.h): New included header.
5578 (arm_reloc_property_table): New global variable.
5579 (Target_arm::do_select_as_default_target): New method definition.
5580 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5581 arm-reloc-property to targ_extra_obj.
5582 * parameters.cc (set_parameters_target): Call
5583 Target::select_as_default_target().
5584 * target.h (Target::select_as_default_target): New method definition.
5585 (Target::do_select_as_default_target): Same.
5586
546c7457
DK		 55872010-02-01 Doug Kwan <dougkwan@google.com>
5588
5589 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5590 first_output_text_section_.
5591 (Arm_exidx_fixup::first_output_text_section): New method definition.
5592 (Arm_exidx_fixup::first_output_text_section_): New data member.
5593 (Arm_exidx_fixup::process_exidx_section): Record the first text
5594 output section seen.
5595 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5596 and entsize in output section header.
5597
11b861d5
DK		 55982010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5599
5600 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5601 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5602 (Arm_relocate_functions::thm_alu11): New Method.
5603 (Arm_relocate_functions::thm_pc8): New Method.
5604 (Arm_relocate_functions::thm_pc12): New Method.
5605 (Target_arm::Scan::local): Handle the relocations.
5606 (Target_arm::Scan::global): Likewise.
5607 (Target_arm::Relocate::relocate): Likewise.
5608 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5609
c9a2c125
DK		 56102010-01-29 Doug Kwan <dougkwan@google.com>
5611
5612 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5613 of relocation types as ld.
5614
1521477a
DK		 56152010-01-29 Doug Kwan <dougkwan@google.com>
5616
5617 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5618 to public.
5619 (Arm_relocate_functions::thumb_branch_common): Ditto.
5620 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5621 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5622 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5623 Arm_relocate_functions::jump24): Remove.
5624 (Target_arm::Relocate::relocate): Adjust code to call
5625 Arm_relocation_functions::arm_branch_common and
5626 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5627 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5628
e7eca48c
DK		 56292010-01-29 Doug Kwan <dougkwan@google.com>
5630
5631 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5632 output_local_symbol_count_needs_update_.
5633 (Arm_relobj::output_local_symbol_count_needs_update,
5634 Arm_relobj::set_output_local_symbol_count_needs_update,
5635 Arm_relobj::update_output_local_symbol_count): New methods.
5636 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5637 member.
5638 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5639 of pointed function as in a R_ARM_PREL31 relocation.
5640 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5641 for output local symbol count updating.
5642 (Target_arm::do_relax): Update output local symbol counts in objects
5643 if necessary.
5644 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5645
02961d7e
ILT		 56462010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5647
5648 * arm.cc: Added support for the ARM relocations:
5649 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5650 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5651 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5652 movw_prel_nc).
5653 (Arm_relocate_functions::movw_rel): New method.
5654 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5655 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5656 thm_movw_prel_nc).
5657 (Arm_relocate_functions::thm_movw_rel): New method.
5658 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5659 thm_movt_prel).
5660 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5661 relocations.
5662 (Target_arm::Scan::global): Likewise.
5663 (Target_arm::Relocate::relocate): Likewise.
5664 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5665 Likewise.
5666
b10d2873
ILT		 56672010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5668
5669 * arm.cc: Added support for ARM group relocations.
5670 (Target_arm::reloc_needs_sym_origin): New method.
5671 (Arm_relocate_functions::calc_grp_kn): New method.
5672 (Arm_relocate_functions::calc_grp_residual): New method.
5673 (Arm_relocate_functions::calc_grp_gn): New method.
5674 (Arm_relocate_functions::arm_grp_alu): New Method.
5675 (Arm_relocate_functions::arm_grp_ldr): New Method.
5676 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5677 (Arm_relocate_functions::arm_grp_ldc): New Method.
5678 (Target_arm::Scan::local): Handle the ARM group relocations.
5679 (Target_arm::Scan::global): Likewise.
5680 (Target_arm::Relocate::relocate): Likewise.
5681 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5682 Likewise.
5683
2b328d4e
DK		 56842010-01-26 Doug Kwan <dougkwan@google.com>
5685
5686 * arm.cc (set): Include.
5687 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5688 pointer type.
5689 (Arm_output_section::Text_section_list): New type.
5690 (Arm_output_section::append_text_sections_to_list): New method.
5691 (Arm_output_section::fix_exidx_coverage): Ditto.
5692 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5693 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5694 Relobj::set_section_offset() instead of
5695 Sized_relobj::invalidate_section_offset().
5696 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5697 parameter for section headers. Ignore relocation sections for
5698 unallocated sections and EXIDX sections.
5699 (Target_arm::fix_exidx_coverage): New method.
5700 (Target_arm::output_section_address_less_than): New type.
5701 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5702 linked text section instead of the EXIDX section.
5703 (Arm_output_section::create_stub_group): Add an assertion to check
5704 that this is not an EXIDX output section.
5705 (Arm_output_section::append_text_sections_to_list): New method.
5706 (Arm_output_section::fix_exidx_coverage): Ditto.
5707 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5708 Arm_relobj::section_needs_reloc_stub_scanning.
5709 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5710 first pass.
5711 (Target_arm::fix_exidx_coverage): New method.
5712 * object.h (Relobj::set_output_section): New method.
5713 (Sized_relobj::invalidate_section_offset): Remove method.
5714 (Sized_relobj::do_invalidate_section_offset): Remove method.
5715 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5716
c7f3c371
DK		 57172010-01-25 Doug Kwan <dougkwan@google.com>
5718
5719 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5720 Fix warning due to signed and unsigned comparison on a 32-bit host.
5721
8923b24c
DK		 57222010-01-22 Doug Kwan <dougkwan@google.com>
5723
5724 * arm.cc (Target_arm::do_relax): Record an output section for section
5725 offset adjustment it contains any stub table that has changed.
5726 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5727 offsets in an output section if necessary.
5728 * output.cc (Output_section::Output_section): Initialize
5729 section_offsets_need_adjustments_.
5730 (Output_section::add_input_section_for_script): Renamed to
5731 Output_section::add_simple_input_section.
5732 (Output_section::save_states): Add a comment.
5733 (Output_section::discard_states): New method defintion.
5734 (Output_section::adjust_section_offsets): Same.
5735 * output.h (Output_section::add_input_section_for_script): Renamed to
5736 Output_section::add_simple_input_section.
5737 (Output_section::discard_states): New method declaration.
5738 (Output_section::adjust_section_offsets): Same.
5739 (Output_section::section_offsets_need_adjustment,
5740 Output_section::set_section_offsets_need_adjustment): New method
5741 definitions.
5742 (Output_section::section_offsets_need_adjustment_): New data member.
5743 * script-sections.cc
5744 (Output_section_element_input::set_section_address): Adjust code for
5745 renaming of Output_section::add_input_section_for_script.
5746 (Orphan_output_section::set_section_address): Same.
5747
9b2fd367
DK		 57482010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5749
5750 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5751 Fix_v4bx enum values .
5752 * gold/options.h (General_options): New option definitions.
5753 (General_options::fix_v4bx): New method.
5754 (General_options::Fix_v4bx): New enum.
5755 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5756 (General_options::parse_fix_v4bx_interworking): New method.
5757
80d0d023
DK		 57582010-01-22 Doug Kwan <dougkwan@google.com>
5759
5760 * arm.cc (Arm_exidx_fixup): New class.
5761
af2cdeae
DK		 57622010-01-21 Doug Kwan <dougkwan@google.com>
5763
5764 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5765 classes.
5766 (Arm_exidx_section_offset_map): New type.
5767
993d07c1
DK		 57682010-01-21 Doug Kwan <dougkwan@google.com>
5769
5770 * arm.cc (Arm_exidx_input_section): New class.
5771 (Arm_relobj::exidx_input_section_by_link,
5772 Arm_relobj::exidx_input_section_by_shndx,
5773 Arm_relobj::make_exidx_input_section): New methods.
5774 (read_arm_attributes_section): Remove.
5775 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5776 information about them.
5777 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5778 to here.
5779
5ac169d4
DK		 57802010-01-20 Doug Kwan <dougkwan@google.com>
5781
5782 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5783 Input_section_specifier to Section_id.
5784 (Target_arm::new_arm_input_section: Adjust code for change of key
5785 type.
5786 (Target_arm::find_arm_input_section): Ditto.
5787 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5788 (Section_id): Remove.
5789 (Garbage_collection::Section_id_hash): Remove.
5790 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5791 (Section_id): Remove.
5792 (Icf::Section_id_hash): Remove.
5793 * object.h (Section_id, Const_section_id, Section_id_hash,
5794 Const_section_id_hash): New type definitions.
5795 * output.cc (Output_section::add_relaxed_input_section): Change to
5796 use Const_section_id instead of Input_section_specifier as key type.
5797 (Output_section::add_merge_input_section): Ditto.
5798 (Output_section::build_relaxation_map): Change to use Section_id
5799 instead of Input_section_specifier as key type.
5800 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5801 Ditto.
5802 (Output_section::convert_input_sections_to_relaxed_sections): Change
5803 to use Const_section_id instead of Input_section_specifier as key type.
5804 (Output_section::find_merge_section): Ditto.
5805 (Output_section::find_relaxed_input_section): Ditto.
5806 * output.h (Input_section_specifier): Remove class.
5807 (Output_section::Output_section_data_by_input_section_map): Change
5808 key type to Const_section_id.
5809 (Output_section::Output_relaxed_input_section_by_input_section_map):
5810 Ditto.
5811 (Output_section::Relaxation_map): Change key type to Section_id.
5812
a2162063
ILT		 58132010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5814
5815 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5816 (class Arm_v4bx_stub): New class.
5817 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5818 (Stub_factory::make_arm_v4bx_stub): New method.
5819 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5820 (Stub_table::empty): Handle v4bx stubs.
5821 (Stub_table::add_arm_v4bx_stub): New method.
5822 (Stub_table::find_arm_v4bx_stub): New method.
5823 (Arm_relocate_functions::v4bx): New method.
5824 (Target_arm::fix_v4bx): New method.
5825 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5826 (Stub_table::relocate_stubs): Likewise.
5827 (Stub_table::do_write): Likewise.
5828 (Stub_table::update_data_size_and_addralign): Likewise.
5829 (Stub_table::finalize_stubs): Likewise.
5830 (Target_arm::Scan::local): Likewise.
5831 (Target_arm::Scan::global): Likewise.
5832 (Target_arm::do_finalize_sections): Likewise.
5833 (Target_arm::Relocate::relocate): Likewise.
5834 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5835 Likewise.
5836 (Target_arm::scan_reloc_for_stub): Likewise.
5837 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5838
5696ab0b
ILT		 58392010-01-19 Ian Lance Taylor <iant@google.com>
5840
5841 * output.cc (Output_section_headers::do_sized_write): Write large
5842 segment count to sh_info field.
5843 (Output_file_header::do_sized_write): For large segment count,
5844 write PN_XNUM to e_phnum field.
5845
800d0f56
ILT		 58462010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5847
5848 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5849 (Arm_relocate_functions::thm_jump8): New function.
5850 (Arm_relocate_functions::thm_jump11): New function.
5851 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5852 R_ARM_THM_JUMP11.
5853 (Target_arm::Scan::global): Likewise.
5854 (Target_arm::Relocate::relocate): Likewise.
5855 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5856 Likewise.
5857
41263c05
DK		 58582010-01-14 Doug Kwan <dougkwan@google.com>
5859
5860 * arm.cc (map, utility): Include headers.
5861 (Target_arm::apply_cortex_a8_workaround): New method.
5862 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5863 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5864 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5865 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5866 the --[no-]fix-cortex-a8 command line options.
5867 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5868 (Target_arm::relocate_stub): Use addend in instruction template.
5869 * options.h (DEFINE_bool): Set the user-set flag.
5870 (General_options): Add --[no-]-fix-cortex options.
5871 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5872 : Update fast look-up map after conversion.
41263c05 5873
459e9b03
ST		 58742010-01-14 Sriraman Tallam <tmsriram@google.com>
5875
5876 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5877 in the first pass of do_layout.
5878
b521dfe4
DK		 58792010-01-13 Doug Kwan <dougkwan@google.com>
5880
5881 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5882 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5883 apparent compiler problem of not folding static constant integral
5884 data members of elfcpp::Elf_sizes<32>.
5885
44272192
DK		 58862010-01-13 Doug Kwan <dougkwan@google.com>
5887
5888 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5889 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5890 Arm_relobj::scan_section_for_cortex_a8_erratum,
5891 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5892 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5893 sections to scan for relocation stubs into a new method
5894 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5895 relocation and Cortex-A8 stub scanning.
5896 (Target_arm::do_relax): Force stubs to be after stubbed sections
5897 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5898 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5899 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5900
44b71ece
ILT		 59012010-01-12 Ian Lance Taylor <iant@google.com>
5902
5903 * target-reloc.h (visibility_error): New inline function.
5904 (relocate_section): Call visibility_error.
5905 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5906 (MOSTLYCLEANFILES): Likewise.
5907 (protected_4_pic.o, protected_3.err): New targets.
5908 * testsuite/protected_4.cc: New file.
5909
a120bc7f
DK		 59102010-01-12 Doug Kwan <dougkwan@google.com>
5911
5912 * arm.cc (Cortex_a8_reloc): New class.
5913 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5914 and cortex_a8_relocs_info_.
5915 (Target_arm::fix_cortex_a8): New method definition.
5916 (Target_arm::Cortex_a8_relocs_info): New type.
5917 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5918 New data member declarations.
5919 (Target_arm::scan_reloc_for_stub): Record information about
5920 relocations for THUMB branches that might be exempted from the
5921 Cortex-A8 workaround.
5922 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5923 at the beginning of a relaxation pass.
5924
20138696
DK		 59252010-01-12 Doug Kwan <dougkwan@google.com>
5926
5927 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5928 (Arm_relobj::Mapping_symbol_position,
5929 Arm_reloj::Mapping_symbol_position_less,
5930 Arm_relobj::Mapping_symbols_info): New types.
5931 (Target_arm::is_mapping_symbol_name): New method definition.
5932 (Arm_relobj::do_count_local_symbols): Save information about mapping
5933 symbols.
5934
089d69dc
DK		 59352010-01-11 Doug Kwan <dougkwan@google.com>
5936
5937 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5938 Arm_relocate_functions::thumb32_branch_upper,
5939 Arm_relocate_functions::thumb32_branch_lower,
5940 Arm_relocate_functions::thumb32_cond_branch_offset,
5941 Arm_relocate_functions::thumb32_cond_branch_upper,
5942 Arm_relocate_functions::thumb32_cond_branch_lower,
5943 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5944 branch offset encoding.
5945 (Arm_relocate_functions::thumb_branch_common): Use new branch
5946 offset encoding methods to avoid code duplication.
5947 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5948 (Stub_addend_reader::operator()): Use new branch encoding method
5949 to avoid code duplication.
5950
99e5bff2
DK		 59512010-01-11 Doug Kwan <dougkwan@google.com>
5952
5953 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5954 (Target_arm::do_finalize_sections): Define special EXIDX section
5955 symbols only if referenced.
5956 * gc.h (Garbage_collection::add_reference): New method.
5957 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5958 code duplication.
5959
98e090bd
ILT		 59602010-01-11 Ian Lance Taylor <iant@google.com>
5961
d0a91bd8
ILT		 5962 * script.cc (Version_script_info::build_expression_list_lookup):
5963 Change complaing about duplicate wildcard match from error to
5964 warning.
5965
98e090bd
ILT		 5966 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5967 of 2009-12-30.
5968 (Version_script_info::Version_script_info): Initialize globs_,
5969 default_version_, default_is_global_, and exact_. Don't
5970 initialize globals_ or locals_.
5971 (Version_script_info::build_lookup_tables): Build local symbols
5972 first.
5973 (Version_script_info::unquote): New function.
5974 (Version_script_info::add_exact_match): New function.
5975 (Version_script_info::build_expression_list_lookup): Remove lookup
5976 parameter. Add is_global parameter. Change all callers. Handle
5977 wildcard pattern specially. Unquote pattern. Call
5978 add_exact_match.
5979 (Version_script_info::get_name_to_match): New function.
5980 (Version_script_info::get_symbol_version): New function.
5981 (Version_script_info::get_symbol_version_helper): Remove.
5982 (Version_script_info::check_unmatched_names): Call unquote.
5983 * script.h (class Version_script_info): Change get_symbol_version
5984 to be non-inline and add is_global parameter; change all callers.
5985 Rewrite symbol_is_local. Update declarations. Define struct
5986 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5987 Remove globals_ and locals_ members. Add exact_, globs_,
5988 default_version_, is_global_.
5989 (Version_script_info::Glob): Remove pattern, add expression and
5990 is_global. Update constructor. Change all callers.
5991 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5992 default version.
5993 (Versions::symbol_section_contents): If a symbol is undefined, or
5994 defined in a dynamic object, set the version index to
5995 VER_NDX_LOCAL.
5996 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5997 symbol_is_local.
5998 (Symbol_table::add_from_pluginobj): Likewise.
5999 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6000
d56962d3
DK		 60012010-01-11 Doug Kwan <dougkwan@google.com>
6002
6003 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6004 (incremental_dump_LDADD): Add linking option for libintl.
6005 * Makefile.in: Regenerate.
6006
94e6ee91
L		 60072010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6008
6009 PR gold/11144
6010 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6011 instead of -Ds.
6012 * testsuite/Makefile.in: Regenerated.
6013
e96c574b
DK		 60142010-01-10 Doug Kwan <dougkwan@google.com>
6015
6016 * options.h (DEFINE_var): Use parentheses around argument varname__
6017 in macro body to avoid any unintended subsequent substitutions.
6018
7198066b
ILT		 60192010-01-10 Ian Lance Taylor <iant@google.com>
6020
ba4d53bf
ILT		 6021 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6022 candidates before doing symbol resolution.
6023
7198066b
ILT		 6024 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6025 ODR candidates if only one is weak.
6026
a2beed37
ILT		 60272010-01-08 Ian Lance Taylor <iant@google.com>
6028
6029 * script.cc (Version_script_info::build_expression_list_lookup):
6030 Don't warn about ambiguous version, just record the ambiguity.
6031 (Version_script_info::get_symbol_version_helper): Give error if
6032 version is ambiguous.
6033
2fb7225c
DK		 60342010-01-08 Doug Kwan <dougkwan@google.com>
6035
6036 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6037 prev_data_size_ and prev_addralign_. Remove initializer for
6038 deleted data member has_been_changed_.
6039 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6040 to determine if the table is empty.
6041 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6042 Remove.
6043 (Stub_table::add_reloc_stub): Define method in class definition
6044 instead of just declaring it there.
6045 (Stub_table::add_cortex_a8_stub): New method definition.
6046 (Stub_table::update_data_size_and_addralign): Ditto.
6047 (Stub_table::finalize_stubs): Ditto.
6048 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6049 (Stub_table::do_addralign_): Return address alignment in the
6050 (Stub_table::do_reset_address_and_file_offset): Define method in
6051 class definition instead of declaring it there. Set current data
6052 size to be the data size of the previous pass.
6053 (Stub_table::set_final_data_size): Use current data size as the
6054 final data size.
6055 (Stub_table::relocate_stub): Change parameter type of stub from
6056 Reloc_stub pointer to Stub pointer.
6057 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6058 (Stub_table::Cortex_a8_stub_list): New typedef.
6059 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6060 Stub_table::prev_addralign_): New data member.
6061 (Arm_relobj::Arm_relobj): Initialize data member
6062 section_has_cortex_a8_workaround_.
6063 (Arm_relobj::section_has_cortex_a8_workaround,
6064 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6065 definitions.
6066 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6067 declarations.
6068 (Target_arm::relocate_stub): Change parameter type of stub from
6069 Reloc_stub pointer to Stub pointer.
6070 (Insn_template::size, Insn_template::alignment): Handle
6071 THUMB16_SPECIAL_TYPE.
6072 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6073 Stub_table::update_data_size_and_addralign,
6074 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6075 definitions.
6076 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6077 (Stub_table::do_write): Ditto.
6078 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6079
880cd20d
ILT		 60802010-01-08 Ian Lance Taylor <iant@google.com>
6081
6082 PR 11108
6083 * symtab.h (class Symbol): Remove fields is_target_special_ and
6084 has_plt_offset_. Add field is_defined_in_discarded_section_.
6085 (Symbol::is_defined_in_discarded_section): New function.
6086 (Symbol::set_is_defined_in_discarded_section): New function.
6087 (Symbol::has_plt_offset): Rewrite.
6088 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6089 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6090 Don't initialize is_target_special_ or has_plt_offset_.
6091 Initialize is_defined_in_discarded_section_.
6092 (Symbol_table::add_from_relobj): If appropriate, set
6093 is_defined_in_discarded_section.
6094 * resolve.cc (Symbol::override_base_with_special): Don't test
6095 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6096 * target-reloc.h (relocate_section): Do special handling for
6097 symbols defined in discarded sections for global symbols as well
6098 as local symbols.
6099
2703e3eb
ILT		 61002010-01-08 Ian Lance Taylor <iant@google.com>
6101
6102 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6103 the SHT_SYMTAB case.
6104
339d40a3
ILT		 61052010-01-08 Ian Lance Taylor <iant@google.com>
6106
6107 * object.cc (Sized_relobj::do_layout): Don't get confused if
6108 layout_eh_frame returns NULL.
6109
abecea76
ILT		 61102010-01-08 Ian Lance Taylor <iant@google.com>
6111
6112 PR 11084
6113 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6114 dynamic symbol table, use the normal symbol table.
6115 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6116 symbol table.
6117
6b7dd3f3
ILT		 61182010-01-08 Ian Lance Taylor <iant@google.com>
6119
6120 PR 11072
6121 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6122 sections.
6123
36c50e63
L		 61242010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6125
6126 * version.cc (print_version): Change to "Copyright 2010".
6127
e291e7b9
ILT		 61282010-01-08 Ian Lance Taylor <iant@google.com>
6129
6130 PR 10287
6131 PR 11063
6132 * i386.cc (class Target_i386): Change return type of plt_section
6133 to be non-const.
6134 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6135 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6136 tls_desc_rel_ field.
6137 (Output_data_plt_i386::rel_tls_desc): New function.
6138 (Target_i386::rel_tls_desc_section): New function.
6139 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6140 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6141 R_386_TLS_DESC reloc in rel_tls_desc_section.
6142 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6143 Define struct Tlsdesc_info.
6144 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6145 (Target_x86_64::do_reloc_symbol_index): New function.
6146 (Target_x86_64::add_tlsdesc_info): New function.
6147 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6148 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6149 tlsdesc_rel_ field.
6150 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6151 all callers.
6152 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6153 (Target_x86_64::rela_tlsdesc_section): New function.
6154 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6155 handling.
6156 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6157 (Target_x86_64::do_reloc_addend): New function.
6158 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6159 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6160 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6161 (Output_reloc::type): New function.
6162 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6163 (Output_reloc::is_target_specific): New function.
6164 (Output_reloc::target_arg): New function.
6165 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6166 absolute relocs and target specific relocs.
6167 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6168 add_target_specific.
6169 (class Output_data_reloc) [SHT_RELA]: Likewise.
6170 * output.cc (Output_reloc::Output_reloc): Add four new versions
6171 for absolute relocs and target specific relocs.
6172 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6173 (Output_reloc::get_symbol_index): Likewise.
6174 (Output_reloc::local_section_offset): Check that local_sym_index_
6175 is not TARGET_CODE or 0.
6176 (Output_reloc::symbol_value): Likewise.
6177 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6178 reloc.
6179 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6180 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6181 functions.
6182 * layout.cc (add_target_dynamic_tags): Use output section for
6183 DT_PLTRELSZ and DT_JMPREL.
6184
3a44184e
ILT		 61852010-01-07 Ian Lance Taylor <iant@google.com>
6186
6187 PR 11061
6188 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6189 function.
6190 (class Output_data_reloc_generic): Define.
6191 (class Output_data_reloc_base): Change base class to
6192 Output_data_reloc_generic. Change add() method to call
6193 bump_relative_reloc_count for a relative reloc. Remove
6194 sort_relocs_ field.
6195 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6196 to sort_relocs().
6197 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6198 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6199 appropriate.
6200 * layout.h (class Layout): Update declaration.
6201
ea715a34
ILT		 62022010-01-07 Ian Lance Taylor <iant@google.com>
6203
6204 * output.h (class Output_data): Add const version of
6205 output_section and do_output_section.
6206 (class Output_section_data): Add const version of
6207 do_output_section.
6208 (class Output_section): Likewise.
6209 * layout.cc (Layout::add_target_dynamic_tags): New function.
6210 * layout.h (class Layout): Update declarations.
6211 * arm.cc (Target_arm::do_finalize_sections): Use
6212 add_target_dynamic_tags.
6213 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6214 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6215 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6216 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6217
659948a4
ILT		 62182010-01-07 Ian Lance Taylor <iant@google.com>
6219
6220 PR 11042
6221 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6222 object as needed.
6223
9d3b86f6
ILT		 62242010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6225 Ian Lance Taylor <iant@google.com>
6226
6227 PR 11019
6228 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6229 Xindex::read_symtab_xindex.
6230
bb0d3eb0
DK		 62312010-01-07 Doug Kwan <dougkwan@google.com>
6232
6233 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6234 (Insn_template::thumb16_bcond_insn): New method declaration.
6235 (Insn_template): Fix spelling.
6236 (Stub::thumb16_special): New method declaration.
6237 (Stub::do_write): Define virtual method which was previously pure
6238 virtual.
6239 (Stub::do_thumb16_special): New method declaration.
6240 (Stub::do_fixed_endian_write): New template member.
6241 (Reloc_stub::do_write): Remove.
6242 (Reloc_stub::do_fixed_endian_write): Remove.
6243 (Cortex_a8_stub): New class definition.
6244 (Stub_factory::make_cortex_a8_stub): New method definition.
6245 (Stub_factory::Stub_factory): Add missing static storage class
6246 qualifier for elf32_arm_stub_a8_veneer_blx.
6247
ffeef7df
ILT		 62482010-01-07 Ian Lance Taylor <iant@google.com>
6249
dc3f80fe
ILT		 6250 PR 10980
6251 * options.h (class General_options): Add --warn-unresolved-symbols
6252 and --error-unresolved-symbols.
6253 * errors.cc (Errors::undefined_symbol): Implement
6254 --warn-unresolved-symbols.
6255
ffeef7df
ILT		 6256 * options.h (class General_options): Add -z text and -z textoff.
6257 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6258
f1ec9ded
ST		 62592010-01-06 Sriraman Tallam <tmsriram@google.com>
6260
6261 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6262 (Garbage_collection::cident_sections): New function.
6263 (Garbage_collection::add_cident_section): New function.
6264 (Garbage_collection::cident_sections_): New member.
6265 (gc_process_relocs): Add references to sections whose names are C
6266 identifiers.
6267 * gold.h (cident_section_start_prefix): New constant.
6268 (cident_section_stop_prefix): New constant.
6269 (is_cident): New function.
6270 * layout.cc (Layout::define_section_symbols): Replace string constants
6271 with the newly defined constants.
6272 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6273 C identifiers.
6274 * testsuite/Makefile.am: Add gc_orphan_section_test.
6275 * testsuite/Makefile.in: Regenerate.
6276 * testsuite/gc_orphan_section_test.cc: New file.
6277 * testsuite/gc_orphan_section_test.sh: New file.
6278
6eda8c29
ILT		 62792010-01-06 Ian Lance Taylor <iant@google.com>
6280
b9674e17
ILT		 6281 PR 10980
6282 * options.h (class General_options): Add --warn-shared-textrel.
6283 * layout.cc (Layout::finish_dynamic_section): Implement
6284 --warn-shared-textrel.
6285
6eda8c29
ILT		 6286 PR 10980
6287 * options.h (class General_options): Add --warn-multiple-gp.
6288
32dcd44e
ILT		 62892010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6290
6291 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6292 $(THREADSLIB) and $(LIBDL).
6293 * Makefile.in: Rebuild.
6294
a192ba05
ILT		 62952010-01-06 Ian Lance Taylor <iant@google.com>
6296
6297 PR 10980
6298 * options.cc (General_options::parse_section_start): New function.
6299 (General_options::section_start): New function.
6300 (General_options::General_options): Initialize all members.
6301 * options.h: Include <map>
6302 (class General_options): Add --section-start. Add section_starts_
6303 member.
6304 * layout.cc (Layout::attach_allocated_section_to_segment): If
6305 --section-start was used, set the address of the segment. Remove
6306 local sort_sections.
6307 (Layout::relaxation_loop_body): If the address of the load segment
6308 has been set by --section-start, don't use it.
6309 * output.h (Output_segment::update_flags_for_output_section): New
6310 function.
6311 * output.cc (Output_segment::add_output_section): Call
6312 update_flags_for_output_section.
6313
dde3f402
ILT		 63142010-01-05 Ian Lance Taylor <iant@google.com>
6315
62dfdd4d
ILT		 6316 PR 10980
6317 * options.h (class General_options): Add --undefined-version.
6318 * script.cc (struct Version_expression): Add was_matched_by_symbol
6319 field.
6320 (Version_script_info::matched_symbol): New function.
6321 (Version_script_info::get_symbol_version_helper): Call
6322 matched_symbol.
6323 (Version_script_info::check_unmatched_names): New function.
6324 * script.h (class Version_script_info): Update declarations.
6325 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6326
9c4ae156
ILT		 6327 * options.h (class General_options): Use DEFINE_bool_alias for
6328 allow_multiple_definition.
6329 * resolve.cc (Symbol_table::should_override): Don't test
6330 allow_multiple_definition.
6331
dde3f402
ILT		 6332 PR 10980
6333 * options.h (class General_options): Add --cref.
6334 * main.cc (main): Print cref table if --cref. Don't close mapfile
6335 until after printing cref table.
6336 * cref.cc: Include "symtab.h".
6337 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6338 (Cref_table_compare::operator()): New function.
6339 (Cref_inputs::gather_cref): New function.
6340 (filecol): New static const.
6341 (Cref_inputs::print_cref): New function.
6342 (Cref::print_cref): New function.
6343 * cref.h: Include <cstdio>.
6344 (class Cref): Update declarations.
6345 * mapfile.h (Mapfile::file): New function.
6346 * object.h (class Object): Define Symbols. Declare virtual
6347 do_get_global_symbols.
6348 (Object::get_global_symbols): New function.
6349 * object.cc (Input_objects::add_object): Pass object to cref_ if
6350 --cref.
6351 (Input_objects::archive_start): Likewise.
6352 (Input_objects::archive_stop): Likewise.
6353 (Input_objects::print_cref): New function.
6354 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6355 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6356 --cref.
6357 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6358 function.
6359 * plugin.h (class Sized_pluginobj): Update declarations.
6360
8781f709
ILT		 63612010-01-05 Ian Lance Taylor <iant@google.com>
6362
6363 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6364 to is_default_version. Rename insdef to insdefault.
6365 (Symbol_table::add_from_relobj): Rename def to is_default_version
6366 and local to is_forced_local.
6367 (Symbol_table::add_from_pluginobj): Likewise.
6368 (Symbol_table::add_from_dynobj): Likewise.
6369 (Symbol_table::define_special_symbol): Rename insdef to
6370 insdefault.
6371
fe35d28d
ILT		 63722010-01-04 Ian Lance Taylor <iant@google.com>
6373
30bc8c46
ILT		 6374 PR 10980
6375 * options.h (class General_options): Add
6376 --allow-multiple-definition and -z muldefs.
6377 * resolve.cc (Symbol_table::should_override): Don't warn about a
6378 multiple symbol definition if --allow-multiple-definition or -z
6379 muldefs.
6380
7eaea549
ILT		 6381 PR 10980
6382 * options.h (class General_options): Add --add-needed and
6383 --copy-dt-needed-entries. Tweak --as-needed help entry.
6384 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6385 error if --copy-dt-needed-entries aka --add-needed is used and
6386 would cause a change in behaviour.
6387
fe35d28d
ILT		 6388 PR 10980
6389 * options.h (class General_options): Add -G as a short version of
6390 --shared. Add no-op options -assert, -g, and -i.
6391
55a2bb35
ST		 63922010-01-04 Sriraman Tallam <tmsriram@google.com>
6393
6394 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6395 check for .text or .gnu.linkonce.t sections.
6396 * icf.cc (Icf::find_identical_sections): Ditto.
6397 Change the detection for mangled function name within the section
6398 name.
6399 * icf.h (is_section_foldable_candidate): New function.
6400
719328e1
ILT		 64012009-12-30 Ian Lance Taylor <iant@google.com>
6402
6403 PR 10980
6404 * options.h (class General_options): Permit two dashes with
6405 --retain-symbols-file.
6406
d7bb5745
ILT		 64072009-12-30 Ian Lance Taylor <iant@google.com>
6408
403a15dd
ILT		 6409 PR 10979
6410 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6411 don't put the file header and segment headers in the text
6412 segment.
6413
eda294df
ILT		 6414 PR 10979
6415 * common.cc (Sort_commons::operator()): Stabilize sort when both
6416 entries are NULL.
6417 (Symbol_table::do_allocate_commons_list): When allocating common
6418 symbols, skip a symbol which is no longer common.
6419 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6420 an object before checking its type.
6421 * testsuite/common_test_2.c: New file.
6422 * testsuite/common_test_3.c: New file.
6423 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6424 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6425 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6426 (common_test_2_pic.o, common_test_2.so): New targets.
6427 (common_test_3_pic.o, common_test_3.so): New targets.
6428 * testsuite/Makefile.in: Rebuild.
6429
d7bb5745
ILT		 6430 PR 10979
6431 * script.cc (read_input_script): If we see a new SECTIONS clause,
6432 and we have added an input section, give an error.
6433 * layout.h (class Layout): Add have_added_input_section function.
6434 Add have_added_input_section_ field.
6435 * layout.cc (Layout::Layout): Initialize
6436 have_added_input_section_.
6437 (Layout::layout): Set have_added_input_section_.
6438 (Layout::layout_eh_frame): Likewise.
6439
fc59c572
ILT		 64402009-12-30 Ian Lance Taylor <iant@google.com>
6441
6442 PR 10931
6443 * options.h (class General_options): Add --sort-common option.
6444 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6445 * common.cc (Sort_common): Add sort_order parameter to
6446 constructor. Add sort_order_ field.
6447 (Sort_commons::operator): Check sort_order_.
6448 (Symbol_table::allocate_commons): Determine the sort order.
6449 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6450 Change all callers.
6451 (Symbol_table::do_allocate_commons_list): Likewise.
6452
1c74fab0
ILT		 64532009-12-30 Ian Lance Taylor <iant@google.com>
6454
6455 PR 10916
6456 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6457 symbols from this object, don't change the visibility of an
6458 undefined symbol.
6459 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6460
6affe781
ILT		 64612009-12-30 Ian Lance Taylor <iant@google.com>
6462
6463 PR 10861
6464 * script.h (class Version_script_info): Define Language enum.
6465 Update declarations. Define Glob, Exact, and Lookup types. Add
6466 new fields globals_, locals_, and is_finalized_.
6467 * script.cc: Various formatting fixes.
6468 (class Parser_closure): Change language_stack_ from a vector of
6469 std::string to one of Version_script_info::Language. Adjust all
6470 uses accordingly.
6471 (class Lazy_demangler): Remove.
6472 (struct Version_expression): Change language from std::string to
6473 Version_script_info::Language.
6474 (Version_script_info::Version_script_info): New function.
6475 (Version_script_info::~Version_script_info): Don't call clear.
6476 (Version_script_info::finalize): New function.
6477 (Version_script_info::build_lookup_tables): New function.
6478 (Version_script_info::build_expression_list_lookup): New
6479 function.
6480 (Version_script_info::get_symbol_version_helper): Rewrite to use
6481 lookup tables.
6482 (Version_script_info::print_expression_list): Adjust to use
6483 Version_script_info::Language.
6484 (script_push_lex_into_version_mode): Check that the version script
6485 has not been finalized.
6486 (version_script_push_lang): Change language string to
6487 Version_script_info::Language.
6488 * options.cc (Command_line::version_script): New function.
6489 * options.h (class General_options): Add finalize_dynamic_list
6490 function. Change version_script from declaration to definition.
6491 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6492 * testsuite/version_script.map: Remove duplicate def of foo.
6493 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6494 version_script.map.
6495 * testsuite/Makefile.in: Rebuild.
6496
818bf354
ILT		 64972009-12-30 Ian Lance Taylor <iant@google.com>
6498
6499 PR 10843
6500 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6501 if the input symbol index is 0, make the output symbol index 0.
6502
ebcc8304
ILT		 65032009-12-30 Ian Lance Taylor <iant@google.com>
6504
6505 PR 10670
6506 * options.h (class General_options): Add -x/--discard-all.
6507 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6508 --discard-all. If the local symbol needs a dynamic entry, check
6509 that before handling --discard-locals.
6510
176fe33f
ILT		 65112009-12-30 Ian Lance Taylor <iant@google.com>
6512
bb321bb1
ILT		 6513 PR 10450
6514 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6515 flags to PF_R.
6516 (Output_segment::add_output_section): Don't change the flags if
6517 the type is PT_TLS.
6518
176fe33f
ILT		 6519 PR 10450
6520 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6521 GNU hash table if they need a dynamic value. Otherwise, don't add
6522 them if they are defined in a dynamic object or are forced local.
6523
e8cd95c7
ILT		 65242009-12-29 Ian Lance Taylor <iant@google.com>
6525
1b81fb71
ILT		 6526 PR 10450
6527 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6528 .gnu.hash table for a 32-bit target.
6529
8d6d383d
ILT		 6530 PR 10450
6531 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6532 regular and a dynamic object only needs a dynamic symbol table
6533 entry if it is externally visible.
6534
e785ec03
ILT		 6535 PR 10450
6536 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6537 constructor. Add global_offset_table_ field.
6538 (Target_i386::got_section): Set global_offset_table_.
6539 (Target_i386::do_finalize_sections): Set global_offset_table_
6540 size.
6541 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6542 in constructor. Add global_offset_table_ field.
6543 (Target_x86_64::got_section): Set global_offset_table_.
6544 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6545 size.
6546
1a2dff53
ILT		 6547 * layout.cc (Layout::Layout): Initialize increase_relro_.
6548 (Layout::get_output_section): Add is_relro, is_last_relro, and
6549 is_first_non_relro parameters. Change all callers.
6550 (Layout::choose_output_section): Likewise.
6551 (Layout::add_output_section_data): Likewise.
6552 (Layout::make_output_section): Likewise.
6553 (Layout::set_segment_offsets): Clear increase_relro when using a
6554 linker script.
6555 * layout.h (class Layout): Add increase_relro method. Add
6556 increase_relro_ field. Update declarations.
6557 * output.cc (Output_section::Output_section): Initialize
6558 is_last_relro_ and is_first_non_relro_.
6559 (Output_segment::add_output_section): Group relro sections is
6560 do_sort is true. Handle is_last_relro and is_first_non_relro.
6561 (Output_segment::maximum_alignment): Remove relro handling.
6562 (Output_segment::set_section_addresses): Add increase_relro
6563 parameter. Change all callers. Add initial alignment to align
6564 relro sections on separate page. Remove old relro handling.
6565 (Output_segment::set_section_list_addresses): Remove in_relro
6566 parameter. Change all callers.
6567 (Output_segment::set_offset): Add increase parameter. Change all
6568 callers. Remove old relro handling.
6569 * output.h (class Output_section): Add new methods: is_last_relro,
6570 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6571 Add is_last_relro_ and is_first_non_relro_ fields.
6572 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6573 Create separate .got.plt section. Call increase_relro.
6574 * x86_64.cc (Target_x86_64::got_section): Likewise.
6575 * testsuite/relro_script_test.t: Add .got.plt.
6576
f0ba79e2
ILT		 6577 PR 10450
6578 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6579 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6580 (Layout::finalize): Call set_dynamic_symbol_size.
6581 (Layout::set_dynamic_symbol_size): New function.
6582 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6583 set_dynamic_symbol_size.
6584
e8cd95c7
ILT		 6585 PR 10450
6586 * output.h (class Output_section): Add is_entsize_zero_ field.
6587 * output.cc (Output_section::Output_section): Initialize
6588 is_entsize_zero_.
6589 (Output_section::set_entsize): If two different entsizes are
6590 requested, force it to zero.
6591 (Output_section::add_input_section): Set flags for .debug_str
6592 before updating section flags. Set entsize.
6593 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6594 and SHF_STRING if all input sections have those flags.
6595
3e1b9a8a
RÁE		 65962009-12-29 Rafael Espindola <espindola@google.com>
6597
6598 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6599 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6600 reporting.
3e1b9a8a 6601
3dcad376
ST		 66022009-12-29 Sriraman Tallam <tmsriram@google.com>
6603
6604 * options.cc (General_options::parse_version): Allow -v to exit
6605 without an error if there is nothing to link.
6606
084e2665
ILT		 66072009-12-29 Ian Lance Taylor <iant@google.com>
6608
6609 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6610 using a version of gcc before 4.1.
6611 * configure: Rebuild.
6612
250acde3
CD		 66132009-12-28 Chris Demetriou <cgd@google.com>
6614
6615 * attributes.cc (Output_attributes_section_data::do_write): Use
6616 std::vector::front rather than std::vector::data.
6617
99fff23b
ILT		 66182009-12-28 Ian Lance Taylor <iant@google.com>
6619
6620 * symtab.h (class Symbol_table): Add enum Defined.
6621 * resolve.cc (Symbol_table::should_override): Add defined
6622 parameter. Change all callers. Test whether object is NULL
6623 before calling a method on it.
6624 (Symbol_table::report_resolve_problem): Add defined parameter.
6625 Change all callers.
6626 (Symbol_table::should_override_with_special): Likewise.
6627 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6628 parameter. Change all callers.
6629 (Symbol_table::do_define_in_output_data): Likewise.
6630 (Symbol_table::define_in_output_segment): Likewise.
6631 (Symbol_table::do_define_in_output_segment): Likewise.
6632 (Symbol_table::define_as_constant): Likewise.
6633 (Symbol_table::do_define_as_constant): Likewise.
6634 * script.h (class Symbol_assignment): Add is_defsym parameter to
6635 constructor; change all callers.
6636 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6637 parameter. Change all callers. Add is_defsym_ field.
6638 (class Parser_closure): Add parsing_defsym parameter to
6639 constructor; change all callers. Add parsing_defsym accessor
6640 function. Add parsing_defsym_ field.
6641
556bd683
ILT		 66422009-12-28 Ian Lance Taylor <iant@google.com>
6643
6644 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6645 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6646
1782c879
ILT		 66472009-12-23 Ian Lance Taylor <iant@google.com>
6648
6649 * i386.cc (Target_i386::do_calls_non_split): Recognize
6650 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6651 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6652 -fsplit-stack prologue when using %r11.
1782c879 6653
329ca2b1
ST		 66542009-12-21 Sriraman Tallam <tmsriram@google.com>
6655
6656 * options.cc (General_options::parse_version): Make -v continue and do
6657 the link like GNU ld does.
6658
d675ff46
RÁE		 66592009-12-17 Rafael Avila de Espindola <espindola@google.com>
6660
6661 * Makefile.am (CCFILES): Add timer.cc.
6662 (HFILES): Add timer.h.
6663 * configure.ac: Check for sysconf and times.
6664 * main.cc: include timer.h.
6665 (main): Use Timer instead of get_run_time.
6666 * timer.cc: New.
6667 * timer.h: New.
6668 * workqueue.cc: include timer.h.
6669 (Workqueue::find_and_run_task):
6670 Report user, sys and wall time.
6671 * Makefile.in: Regenerate.
6672 * config.in: Regenerate.
6673 * configure: Regenerate.
6674
d6344fb5
DK		 66752009-12-16 Doug Kwan <dougkwan@google.com>
6676
6677 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6678 sections.
6679 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6680 relaxed input sections.
6681 * output.cc (Output_section::find_relaxed_input_section): Change
6682 return type to Output_relaxed_input_section pointer. Adjust code
6683 for new type of relaxed_input_section_map_.
6684 * output.h (Output_section::find_relaxed_input_section): Change
6685 return type to Output_relaxed_input_section pointer.
6686 (Output_section::Output_relaxed_input_section_by_input_section_map):
6687 New type.
6688 (Output_section::relaxed_input_section_map_): Change type to
6689 Output_section::Output_relaxed_input_section_by_input_section_map.
6690 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6691 input section.
6692
0e0d5469
ILT		 66932009-12-15 Ian Lance Taylor <iant@google.com>
6694
6695 * layout.cc (Layout::create_shstrtab): Only write out after input
6696 sections if we are compressing debug sections.
6697
0649a889
ILT		 66982009-12-15 Ian Lance Taylor <iant@google.com>
6699
6700 * archive.cc (Archive::add_symbols): Only look up a symbol without
6701 a version if there is, in fact, a version.
6702
2ea97941
ILT		 67032009-12-14 Ian Lance Taylor <iant@google.com>
6704
6705 Revert -Wshadow changes, all changes from:
6706 2009-12-11 Doug Kwan <dougkwan@google.com>
6707 2009-12-11 Nick Clifton <nickc@redhat.com>
6708 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6709
b0eec2cc
DK		 67102009-12-11 Doug Kwan <dougkwan@google.com>
6711
6712 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6713 due to -Wshadow.
6714 * attributes.cc (Object_attribute::size): Ditto.
6715 (Attributes_section_data::size): Ditto.
6716 (Attributes_section_data::Attributes_section_data): Ditto.
6717 (Output_attributes_section_data::do_write): Ditto.
6718 * attributes.h (Object_attribute::set_type): Ditto.
6719 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6720
91d6fa6a
NC		 67212009-12-11 Nick Clifton <nickc@redhat.com>
6722
6723 * archive.cc: Fix shadowed variable warnings.
6724 * arm.cc: Likewise.
6725 * compressed_output.cc: Likewise.
6726 * compressed_output.h: Likewise.
6727 * configure: Likewise.
6728 * dwarf_reader.cc: Likewise.
6729 * dynobj.cc: Likewise.
6730 * dynobj.h: Likewise.
6731 * ehframe.cc: Likewise.
6732 * ehframe.h: Likewise.
6733 * errors.cc: Likewise.
6734 * expression.cc: Likewise.
6735 * fileread.cc: Likewise.
6736 * fileread.h: Likewise.
6737 * freebsd.h: Likewise.
6738 * i386.cc: Likewise.
6739 * icf.cc: Likewise.
6740 * incremental.h: Likewise.
6741 * layout.cc: Likewise.
6742 * layout.h: Likewise.
6743 * mapfile.cc: Likewise.
6744 * merge.cc: Likewise.
6745 * merge.h: Likewise.
6746 * object.cc: Likewise.
6747 * object.h: Likewise.
6748 * options.h: Likewise.
6749 * output.cc: Likewise.
6750 * output.h: Likewise.
6751 * parameters.cc: Likewise.
6752 * plugin.cc: Likewise.
6753 * powerpc.cc: Likewise.
6754 * reduced_debug_output.cc: Likewise.
6755 * reduced_debug_output.h: Likewise.
6756 * reloc.cc: Likewise.
6757 * reloc.h: Likewise.
6758 * resolve.cc: Likewise.
6759 * script-sections.cc: Likewise.
6760 * script.cc: Likewise.
6761 * script.h: Likewise.
6762 * sparc.cc: Likewise.
6763 * symtab.cc: Likewise.
6764 * symtab.h: Likewise.
6765 * target-select.cc: Likewise.
6766 * target-select.h: Likewise.
6767 * token.h: Likewise.
6768 * workqueue.cc: Likewise.
6769 * workqueue.h: Likewise.
6770 * x86_64.cc: Likewise.
6771
a0351a69
DK		 67722009-12-10 Doug Kwan <dougkwan@google.com>
6773
6774 * arm.cc (attributes.h): New include.
6775 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6776 (Arm_relobj::~Arm_relobj): Delete object pointed by
6777 attributes_section_data_.
6778 (Arm_relobj::attributes_section_data): New method definition.
6779 (Arm_relobj::attributes_section_data_): New data member declaration.
6780 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6781 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6782 attributes_section_data_.
6783 (Arm_dynobj::attributes_section_data): New method definition.
6784 (Arm_dynobj::attributes_section_data_): New data member declaration.
6785 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6786 initialization value of may_use_blx_ to false.
6787 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6788 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6789 object attributes to compute results instead of hard-coding.
6790 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6791 Target_arm::get_secondary_compatible_arch,
6792 Target_arm::set_secondary_compatible_arch
6793 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6794 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6795 New method declarations.
6796 (Target_arm::get_aeabi_object_attribute): New method definition.
6797 (Target_arm::attributes_section_data_): New data member declaration.
6798 (read_arm_attributes_section): New template definition.
6799 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6800 (Arm_dynobj::do_read_symbols): Ditto.
6801 (Target_arm::do_finalize_sections): Merge attributes sections from
6802 input. Check for BLX use after attributes section merging.
6803 Fix __exidx_start and __exidx_end visibility. Create an
6804 .ARM.attributes section if necessary.
6805 (Target_arm::get_secondary_compatible_arch,
6806 Target_arm::set_secondary_compatible_arch,
6807 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6808 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6809 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6810 New method definitions.
6811
b59befec
ILT		 68122009-12-09 Ian Lance Taylor <iant@google.com>
6813
6814 * plugin.cc (Plugin::load): Don't cast from void* to a function
6815 pointer.
6816
1276bc89
ILT		 68172009-12-09 Ian Lance Taylor <iant@google.com>
6818
6819 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6820 information fields.
6821
2f2de248
L		 68222009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6823
6824 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6825 Replace two_file_shared_1.so with two_file_shared_2.so.
6826 * testsuite/Makefile.in: Regenerated.
6827
4f787271
DK		 68282009-12-08 Doug Kwan <dougkwan@google.com>
6829
6830 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6831 (HFILES): Add attributes.h and int_encoding.h.
6832 * Makefile.in: Regenerate.
6833 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6834 function definitions to int_encoding.cc
6835 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6836 prototypes to int_encoding.h
6837 * reduced_debug_output.cc (int_encoding.h): New include.
6838 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6839 function definitions to int_encoding.cc
6840 (insert_into_vector, read_from_pointer): Move template definitions to
6841 int_encoding.h
6842 * attributes.cc: New file.
6843 * attributes.h: New file.
6844 * int_encoding.cc: New file.
6845 * int_encoding.h: New file.
6846
20b52f1a
RÁE		 68472009-12-07 Rafael Avila de Espindola <espindola@google.com>
6848
6849 PR gold/11055
6850 * incremental-dump.cc (dump_incremental_inputs): New.
6851 (main): Use dump_incremental_inputs.
6852
53d7974c
L		 68532009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6854
6855 PR gold/10893
6856 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6857 checking elfcpp::STT_FUNC.
6858 (Target_i386::Relocate::relocate): Likewise.
6859 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6860
6861 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6862 symbols from shared libraries into normal FUNC symbols.
6863
6864 * symtab.h (Symbol): Add is_func and use it.
6865
05a352e6
DK		 68662009-12-05 Doug Kwan <dougkwan@google.com>
6867
6868 * arm.cc (Target_arm::arm_info): Initialize new fields
6869 attributes_section and attributes_vendor.
6870 * i386.cc (Target_i386::i386_info): Same.
6871 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6872 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6873 fields attributes_section and attributes_vendor.
53d7974c 6874 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6875 * target.h (Target::attributes_section, Target::attributes_vendor,
6876 Target::is_attributes_section, Target::attribute_arg_type,
6877 Target::attributes_order): New method definitions.
6878 (Target::Target_info::attributes_section,
6879 Target::Target_info::attributes_vendor): New fields.
6880 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6881 virtual method definitions.
6882 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6883 attributes_section and attributes_vendor.
6884 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6885
f4e5969c
DK		 68862009-12-05 Doug Kwan <dougkwan@google.com>
6887
6888 * arm.cc: Update comments about interworking and stub generation.
6889 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6890 considered as non-PIC.
6891 (Arm_relocate_functions::base_abs): Fix formatting.
6892 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6893 of function to use GOT entry address instead of offset.
6894 (Target_arm::Scan::global): Issue an error if a symbol would need a
6895 PLT does not get one because it is untyped. Remove code to create
6896 dynamic symbols for relative branches.
6897 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6898 takes unsigned integer instead of boolean.
6899
1abce4a6
L		 69002009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6901
6902 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6903 (two_file_test_LDADD): Likewise.
6904 (common_test_1_LDADD): Likewise.
6905 (exception_test_LDADD) Likewise.
6906 (weak_test_LDADD): Likewise.
6907 (many_sections_test_LDADD): Likewise.
6908 (initpri1_LDADD): Likewise.
6909 (script_test_1_LDADD): Likewise.
6910 (script_test_2_LDADD): Likewise.
6911 (justsyms_LDADD): Likewise.
6912 (binary_test_LDADD): Likewise.
6913 (large_LDADD): Likewise.
6914 * testsuite/Makefile.in: Regenerated.
6915
adcf2816 69162009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6917
adcf2816
L		 6918 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6919 (Symbol_table::override_with_special): Likewise.
6920 (Symbol_table::add_from_object): Likewise.
6921
28e67f5d
RÁE		 69222009-12-04 Rafael Avila de Espindola <espindola@google.com>
6923
6924 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6925 Don't set the data_offset twice.
6926
ae10a101
RÁE		 69272009-12-04 Rafael Avila de Espindola <espindola@google.com>
6928
6929 * testsuite/Makefile.in: Regenerate.
6930
f59f41f3
DK		 69312009-12-03 Doug Kwan <dougkwan@google.com>
6932
6933 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6934 (Target_arm::do_finalize_sections): Add parameter for symbol table
6935 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6936 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6937 parameter for symbol table pointer.
6938 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6939 an additional parameter for a pointer to symbol table.
6940 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6941 parameter for a symbol table pointer.
6942 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6943 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6944 Ditto.
6945 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6946 parameter for a symbol table pointer.
6947
ca55d848
RÁE		 69482009-12-03 Rafael Avila de Espindola <espindola@google.com>
6949
6950 * incremental.cc (Incremental_inputs_header)
6951 (Incremental_inputs_header_write, Incremental_inputs_entry)
6952 (Incremental_inputs_entry_write): Move ...
6953 * incremental.h (Incremental_inputs_header)
6954 (Incremental_inputs_header_write, Incremental_inputs_entry)
6955 (Incremental_inputs_entry_write): here.
6956
3aec4f9c
RÁE		 69572009-12-02 Rafael Avila de Espindola <espindola@google.com>
6958
6959 * incremental.cc (make_sized_incremental_binary): Set the target.
6960 Error if it is incompatible.
6961 * output.h (Output_file): Add filename method.
6962
9c0ae74d
RÁE		 69632009-12-02 Rafael Avila de Espindola <espindola@google.com>
6964
6965 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6966 from the get_* methods.
6967
a45500ae
RÁE		 69682009-12-02 Rafael Avila de Espindola <espindola@google.com>
6969
6970 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6971 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6972 Write 0 for the data_offset of scripts.
6973
325e6408
RÁE		 69742009-12-02 Rafael Avila de Espindola <espindola@google.com>
6975
6976 * testsuite/Makefile.am: Add the incremental_test.sh test.
6977 * testsuite/incremental_test.sh: New.
6978 * testsuite/incremental_test_1.c: New.
6979 * testsuite/incremental_test_2.c: New.
6980
954c3e2e
RÁE		 69812009-12-01 Rafael Avila de Espindola <espindola@google.com>
6982
6983 * incremental-dump.cc (main): Fix typos.
6984
f8086623
RÁE		 69852009-11-27 Rafael Avila de Espindola <espindola@google.com>
6986
6987 PR gold/11025
6988 * incremental-dump.cc (main): Use llu to print 64 bit values.
6989
3b0dd6ac
L		 69902009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6991 H.J. Lu <hongjiu.lu@intel.com>
6992
6993 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6994 $(LIBDL).
6995 (incremental_dump_LDADD): Likewise.
6996 * Makefile.in: Regenerated.
6997
a6d1ef57 69982009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6999
a6d1ef57
DK		 7000 Revert:
7001
7002 2009-11-25 Doug Kwan <dougkwan@google.com>
7003
7004 * arm.cc (Target_arm::Target_arm): Move method definition
7005 outside of class definition. Add code to handle
7006 --target1-rel, --target1-abs and --target2= options.
7007 (Target_arm::get_reloc_reloc_type): Change method to be
7008 non-static and const.
7009 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7010 New data member declaration.
7011 (Target_arm::Scan::local, Target_arm::Scan::global,
7012 Target_arm::Relocate::relocate,
7013 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7014 Adjust call to Target_arm::get_real_reloc_type.
7015 (Target_arm::get_real_reloc_type): Use command line options
7016 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7017 * options.h (--target1-rel, --target1-abs, --target2): New
7018 ARM-only options.
7019
50aeb7d4
DK		 70202009-11-25 Doug Kwan <dougkwan@google.com>
7021
7022 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7023 class definition. Add code to handle --target1-rel, --target1-abs
7024 and --target2= options.
7025 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7026 and const.
7027 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7028 member declaration.
7029 (Target_arm::Scan::local, Target_arm::Scan::global,
7030 Target_arm::Relocate::relocate,
7031 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7032 call to Target_arm::get_real_reloc_type.
7033 (Target_arm::get_real_reloc_type): Use command line options to
7034 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7035 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7036 options.
7037
51938283
DK		 70382009-11-25 Doug Kwan <dougkwan@google.com>
7039
7040 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7041 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7042 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7043 formatting.
7044 (Arm_relocate_functions::thm_call): Replace body with a call to
7045 Arm_relocate_functions::thumb_branch_common.
7046 (Arm_relocate_functions::thm_jump24,
7047 Arm_relocate_functions::thm_xpc22): New method definitions.
7048 (Arm_relocate_functions::thumb_branch_common): New method definition.
7049 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7050 operator.
7051 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7052 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7053
e2b8f3c4
RÁE		 70542009-11-24 Rafael Avila de Espindola <espindola@google.com>
7055
7056 * Makefile.am: Build incremental-dump
7057 * Makefile.in: Regenerate.
7058 * incremental-dump.cc: New.
7059 * incremental.cc (Incremental_inputs_header_data,
7060 Incremental_inputs_entry_data): Move to incremental.h
7061 * incremental.h: (Incremental_inputs_header_data,
7062 Incremental_inputs_entry_data): Move from incremental.cc
7063
bcba9aec
RÁE		 70642009-11-24 Rafael Avila de Espindola <espindola@google.com>
7065
7066 * incremental.cc (Incremental_inputs_header,
7067 Incremental_inputs_header_write, Incremental_inputs_entry,
7068 Incremental_inputs_entry_write): Add a typedef with the data type.
7069
7c3afe08
RÁE		 70702009-11-24 Rafael Avila de Espindola <espindola@google.com>
7071
7072 * incremental.cc (Incremental_inputs_header,
7073 Incremental_inputs_header_write, Incremental_inputs_entry,
7074 Incremental_inputs_entry_write): Update comment about which
7075 type has the filed descriptions.
7076
d204b6e9
DK		 70772009-11-15 Doug Kwan <dougkwan@google.com>
7078
7079 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7080 (Arm_relocate_functions::arm_branch_common): Change method defintion
7081 in class definition to a method declaration and update list of formal
7082 parameters.
7083 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7084 Arm_relocation_functions::jump24): Adjust call to
7085 Arm_relocate_functions::arm_branch_common. Update list of formal
7086 parameters.
7087 (Arm_relocate_functions::xpc25): New method definition.
7088 (Arm_relocate_functions::arm_branch_common): Move method defintion
7089 out from class definition. Use stubs for mode-switching and extending
7090 branch ranges.
7091 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7092 specially. Change code to enable use of stubs in ARM branches.
7093
43d12afe
DK		 70942009-11-10 Doug Kwan <dougkwan@google.com>
7095
7096 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7097 in method declaration.
7098 (Target_arm::relocate_stub): New method declaration.
7099 (Target_arm::default_target): Change to return a pointer instead of
7100 a const reference.
7101 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7102 Target_arm::default_target.
7103 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7104 method definition.
7105 (Target_arm::relocate_section): Adjust view.
7106 (Target_arm::relocate_stub): New method definition.
7107
ac33a407
DK		 71082009-11-10 Doug Kwan <dougkwan@google.com>
7109
7110 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7111 a format warning.
7112 * incremental.cc (open_incremental_binary): Initialized local
7113 variables to avoid warnings.
7114 * object.cc (make_elf_object): Ditto.
7115 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7116 a format warning.
e1df38aa 7117
88ee28e9
L		 7118009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7119
7120 PR gold/10930
7121 * testsuite/plugin_test.c: Include "config.h".
7122
2daedcd6
DK		 71232009-11-09 Doug Kwan <dougkwan@google.com>
7124
7125 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7126 (arm_symbol_value): Remove.
7127 (Arm_relocate_functions::arm_branch_common,
7128 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7129 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7130 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7131 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7132 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7133 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7134 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7135 Arm_relocate_functions::thm_mobw_abs_nc,
7136 Arm_relocate_functions::thm_mov_abs,
7137 Arm_relocate_functions::movw_prel_nc,
7138 Arm_relocate_functions::thm_movt_abs,
7139 Arm_relocate_functions::movt_prel,
7140 Arm_relocate_functions::thm_movw_prel_nc,
7141 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7142 (Target_arm::Relocate::relocate): Only decompose address into two
7143 parts if relocation type uses the thumb-bit and pass the actual
7144 bit instead of a flag indicating that the thumb-bit is used. Adjust
7145 calls to methods in Arm_relocate_functions for this change.
7146
1276bc89 71472009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7148
7149 PR 10925
7150 * reloc.cc: Instantiate
7151 Sized_relobj::initialize_input_to_output_maps and
7152 Sized_relobj:free_input_to_output_maps.
7153
e53ad1b5
ILT		 71542009-11-06 Ian Lance Taylor <iant@google.com>
7155
7156 PR 10876
7157 * defstd.cc (in_segment): Set only_if_ref true for "end".
7158
eb44217c
DK		 71592009-11-06 Doug Kwan <dougkwan@google.com>
7160
7161 * arm.cc (class Reloc_stub): Correct a comment.
7162 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7163 (Target_arm::scan_section_for_stubs): New method declaration.
7164 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7165 Change methods from private to protected.
7166 (Target_arm::do_may_relax): New method definition.
7167 (Target_arm::do_relax, Target_arm::group_sections,
7168 Target_arm::scan_reloc_for_stub,
7169 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7170 (Target_arm::arm_input_section_map_): New data member declaration.
7171 (Target_arm::scan_reloc_for_stub,
7172 Target_arm::scan_reloc_section_for_stubs,
7173 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7174 Target_arm::do_relax): New method definitions.
7175
5d329b7d
ILT		 71762009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7177
7178 * configure.ac: Check for (struct stat)::st_mtim
7179 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7180 * config.in: Regenerate.
7181 * configure: Regenerate.
7182
96a0d71b
ILT		 71832009-11-05 Ian Lance Taylor <iant@google.com>
7184
7185 PR 10910
7186 * output.cc (Output_segment::add_output_section): Add missing
7187 return statement.
7188
594c8e5e
ILT		 71892009-11-04 Ian Lance Taylor <iant@google.com>
7190
7191 PR 10880
7192 * object.h (class Object): Add is_needed and set_is_needed
7193 methods. Add is_needed_ field. Make bool fields into bitfields.
7194 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7195 defined in a dynamic object and referenced by a regular object,
7196 set is_needed for the dynamic object.
7197 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7198 if the file is marked with as_needed and it is not needed.
7199
22b127cc
ILT		 72002009-11-04 Ian Lance Taylor <iant@google.com>
7201
7202 PR 10887
7203 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7204 tags if data is discarded by linker script.
7205 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7206 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7207 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7208 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7209
f5c870d2
ILT		 72102009-11-04 Ian Lance Taylor <iant@google.com>
7211
7212 * layout.cc (Layout::get_output_section): Add is_interp and
7213 is_dynamic_linker_section parameters. Change all callers.
7214 (Layout::choose_output_section): Likewise.
7215 (Layout::make_output_section): Likewise.
7216 (Layout::add_output_section_data): Add is_dynamic_linker_section
7217 parameter. Change all callers.
7218 * layout.h (class Layout): Update declarations.
7219 * output.h (class Output_section): Add is_interp, set_is_interp,
7220 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7221 Add is_interp_, is_dynamic_linker_section_ fields. Change
7222 generate_code_fills_at_write_ to a bitfield.
7223 * output.cc (Output_section::Output_sections): Initialize new
7224 fields.
7225 (Output_segment::add_output_section): Add do_sort parameter.
7226 Change all callers.
7227
1ae4d23b
ILT		 72282009-11-03 Ian Lance Taylor <iant@google.com>
7229
7230 PR 10860
7231 * options.h (class General_options): Add --warn-common.
7232 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7233 merging two common symbols.
7234 (Symbol_table::should_override): Handle --warn-common when merging
7235 a common symbol with a defined symbol. Use report_resolve_problem
7236 for multiple definitions.
7237 (Symbol_table::report_resolve_problem): New function.
7238 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7239
55da9579
DK		 72402009-11-03 Doug Kwan <dougkwan@google.com>
7241
7242 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7243 stub_factory_.
7244 (Target_arm::stub_factory): New method definition.
7245 (Target_arm::new_arm_input_section,
7246 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7247 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7248 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7249 New type definitions.
7250 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7251 member declarations.
7252 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7253 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7254 New method definitions.
7255
37a9ac43
ILT		 72562009-11-03 Ian Lance Taylor <iant@google.com>
7257
7258 * options.h (class General_options): Add --warn_constructors.
7259
b3d6a3d4
ILT		 72602009-11-03 Ian Lance Taylor <iant@google.com>
7261
7262 PR 10893
7263 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7264 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7265
934b01dd
ILT		 72662009-11-03 Ian Lance Taylor <iant@google.com>
7267
7268 PR 10895
7269 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7270 --msgid-bugs-address.
7271 (install-pdf): New target.
7272 (install-data_yes): Look up one directory to find mkinstalldirs.
7273
03c1939b
L		 72742009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7275
7276 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7277 tree.
7278
ebd95253
DK		 72792009-10-30 Doug Kwan <dougkwan@google.com>
7280
7281 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7282
e9bbb538
DK		 72832009-10-30 Doug Kwan <dougkwan@google.com>
7284
7285 * arm.cc (Stub_addend_reader): New struct template definition
7286 and partial specializations.
7287 (Stub_addend_reader::operator()): New method definition for a
7288 partially specialized template.
7289
d5b40221
DK		 72902009-10-30 Doug Kwan <dougkwan@google.com>
7291
7292 * arm.cc (Arm_relobj::processor_specific_flags): New method
7293 definition.
7294 (Arm_relobj::do_read_symbols): New method declaration.
7295 (Arm_relobj::processor_specific_flags_): New data member declaration.
7296 (Arm_dynobj): New class definition.
7297 (Target_arm::do_finalize_sections): Add input_objects parameter.
7298 (Target_arm::do_adjust_elf_header): New method declaration.
7299 (Target_arm::are_eabi_versions_compatible,
7300 (Target_arm::merge_processor_specific_flags): New method declaration.
7301 (Target_arm::do_make_elf_object): New overloaded method definitions
7302 and declaration.
7303 (Arm_relobj::do_read_symbols): New method definition.
7304 (Arm_dynobj::do_read_symbols): Ditto.
7305 (Target_arm::do_finalize_sections): Add input_objects parameters.
7306 Merge processor-specific flags from all input objects.
7307 (Target_arm::are_eabi_versions_compatible,
7308 Target_arm::merge_processor_specific_flags,
7309 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7310 New method definitions.
7311 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7312 Input_objects pointer type parameter.
7313 * layout.cc (Layout::finalize): Pass input objects to target's.
7314 finalize_sections function.
7315 * output.cc (Output_file_header::do_sized_write): Set ELF file
7316 header's processor-specific flags.
7317 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7318 Input_objects pointer type parameter.
7319 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7320 * target.h (Input_objects): New forward class declaration.
7321 (Target::processor_specific_flags,
7322 Target::are_processor_specific_flags_sect): New method definitions.
7323 (Target::finalize_sections): Add input_objects parameter.
7324 (Target::Target): Initialize processor_specific_flags_ and
7325 are_processor_specific_flags_set_.
7326 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7327 parameter.
7328 (Target::set_processor_specific_flags): New method definition.
7329 (Target::processor_specific_flags_,
7330 Target::are_processor_specific_flags_set_): New data member
7331 declarations.
7332 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7333 Input_objects pointer type parameter.
7334
ebabffbd
DK		 73352009-10-30 Doug Kwan <dougkwan@google.com>
7336
7337 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7338
ad0f2072
ILT		 73392009-10-28 Ian Lance Taylor <iant@google.com>
7340
7341 * object.h (class Relobj): Drop options parameter from
7342 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7343 do_scan_relocs, do_relocate. Change all callers.
7344 (class Sized_relobj): Drop options parameters from
7345 do_gc_process_relocs, do_scan_relocs, do_relocate,
7346 do_relocate_sections, relocate_sections, emit_relocs_scan,
7347 emit_relocs_scan_reltype. Change all callers.
7348 (struct Relocate_info): Remove options field and all references to
7349 it.
7350 * reloc.h (class Read_relocs): Remove options constructor
7351 parameter and options_ field. Change all callers.
7352 (class Gc_process_relocs, class Scan_relocs): Likewise.
7353 (class Relocate_task): Likewise.
7354 * target-reloc.h (scan_relocs): Remove options parameter. Change
7355 all callers.
7356 (scan_relocatable_relocs): Likewise.
7357 * target.h (class Sized_target): Remove options parameter from
7358 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7359 all callers.
7360 * gc.h (gc_process_relocs): Remove options parameter. Change all
7361 callers.
7362 * arm.cc: Update functions to remove options parameters.
7363 * i386.cc: Likewise.
7364 * powerpc.cc: Likewise.
7365 * sparc.cc: Likewise.
7366 * x86_64.cc: Likewise.
7367 * testsuite/testfile.cc: Likewise.
7368
8ffa3667
DK		 73692009-10-28 Doug Kwan <dougkwan@google.com>
7370
7371 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7372 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7373 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7374 New method definitions.
7375
40f36857
CC		 73762009-10-28 Cary Coutant <ccoutant@google.com>
7377
7378 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7379 (Plugin::cleanup_done_): New member.
7380 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7381 (Plugin_manager::cleanup_done_): Remove.
7382 (Plugin_manager::add_input_file): Edit error message.
7383 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7384 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7385
2c849493
ILT		 73862009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7387
7388 * fileread.cc: (File_read::View::~View): Use the new
7389 data_ownership_ filed.
7390 (File_read::~File_read): Dispose the new whole_file_view_.
7391 (File_read::open): Mmap the whole file if needed.
7392 (File_read::open): Use whole_file_view_ instead of contents_.
7393 (File_read::find_view): Use whole_file_view_ if applicable.
7394 (File_read::do_read): Use whole_file_view_ instead of contents_.
7395 (File_read::make_view): Use whole_file_view_ instead of contents_,
7396 update File_read::View::View call.
7397 (File_read::find_or_make_view): Update File_read::View::View
7398 call.
7399 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7400 remove contents_
7401 (File_read::View::Data_ownership): New enum.
7402 (File_read::View::View): Replace bool mapped_ with Data_ownership
7403 argument.
7404 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7405 (File_read::View::data_ownership_): New field.
7406 (File_read::contents_): Remove (replaced by whole_file_view_).
7407 (File_read::whole_file_view_): New field.
7408 * options.h (class General_options): Add --keep-files-mapped.
7409
24998053
CC		 74102009-10-27 Cary Coutant <ccoutant@google.com>
7411
7412 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7413 * testsuite/Makefile.am (plugin_test_5): New test case.
7414 * testsuite/Makefile.in: Regenerate.
7415
72adc4fa
DK		 74162009-10-25 Doug Kwan <dougkwan@google.com>
7417
7418 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7419 from private to protected to allow access by child class.
7420 (Sized_relobj::do_relocate_sections): New method declaration.
7421 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7422 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7423 Sized_relobj::relocate_sections. Instantiate template explicitly
7424 for different target sizes and endianity.
7425
07f508a2
DK		 74262009-10-24 Doug Kwan <dougkwan@google.com>
7427
7428 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7429 (Arm_input_section::as_arm_input_section): New method.
7430 (Arm_output_section): New class definition.
7431 (Arm_output_section::create_stub_group,
7432 Arm_output_section::group_sections): New method definitions.
7433
10ad9fe5
DK		 74342009-10-22 Doug Kwan <dougkwan@google.com>
7435
7436 * arm.cc (Arm_input_section): New class definition.
7437 (Arm_input_section::init, Arm_input_section:do_write,
7438 Arm_input_section::set_final_data_size,
7439 Arm_input_section::do_reset_address_and_file_offset): New method
7440 definitions.
7441
56ee5e00
DK		 74422009-10-21 Doug Kwan <dougkwan@google.com>
7443
7444 * arm.cc (Stub_table, Arm_input_section): New forward class
7445 declarations.
7446 (Stub_table): New class defintion.
7447 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7448 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7449 New method definition.
7450
b569affa
DK		 74512009-10-21 Doug Kwan <dougkwan@google.com>
7452
7453 * arm.cc: Update copyright comments.
7454 (Target_arm): New forward class template declaration.
7455 (Arm_address): New type.
7456 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7457 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7458 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7459 constants.
7460 (Insn_template): Same.
7461 (DEF_STUBS): New macro.
7462 (Stub_type): New enum type.
7463 (Stub_template): New class definition.
7464 (Stub): Same.
7465 (Reloc_stub): Same.
7466 (Stub_factory): Same.
7467 (Target_arm::Target_arm): Initialize may_use_blx_ and
7468 should_force_pic_veneer_.
7469 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7470 Target_arm::should_force_pic_veneer,
7471 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7472 Target_arm::using_thumb_only, Target_arm:;default_target): New
7473 method defintions.
7474 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7475 New data member declarations.
7476 (Insn_template::size, Insn_template::alignment): New method defintions.
7477 (Stub_template::Stub_template): New method definition.
7478 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7479 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7480 (Stub_factory::Stub_factory): New method definition.
7481 * gold.h (string_hash): New template.
7482 * output.h (Input_section_specifier::hash_value): Use
7483 gold::string_hash.
7484 (Input_section_specifier::string_hash): Remove.
7485 * stringpool.cc (Stringpool_template::string_hash): Use
7486 gold::string_hash.
7487
6c172549
DK		 74882009-10-20 Doug Kwan <dougkwan@google.com>
7489
7490 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7491 symbols of relaxed input sections.
7492 * output.h (Output_section::find_relaxed_input_section): Make
7493 method public.
7494
c5617f2f
DK		 74952009-10-16 Doug Kwan <dougkwan@google.com>
7496
7497 * dynobj.cc (Versions::Versions): Initialize version_script_.
7498 Only insert base version symbol definition for a shared object
7499 if version script defines any version versions.
7500 (Versions::define_base_version): New method definition.
7501 (Versions::add_def): Check that base version is not needed.
7502 (Versions::add_need): Define base version lazily.
7503 * dynobj.h (Versions::define_base_version): New method declaration.
7504 (Versions::needs_base_version_): New data member declaration.
7505 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7506 (check_DATA): Add no_version_test.stdout.
7507 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7508 New make rules.
7509 * testsuite/Makefile.in: Regenerate.
7510 * testsuite/no_version_test.c: New file.
7511 * testsuite/no_version_test.sh: Ditto.
7512
3c12dcdb
DK		 75132009-10-16 Doug Kwan <dougkwan@google.com>
7514
7515 * expression.cc (class Segment_start_expression): New class definition.
7516 (Segment_start_expression::value): New method definition.
7517 (script_exp_function_segment_start): Return a new
7518 Segment_start_expression.
7519 * gold/script-c.h (script_saw_segment_start_expression): New function
7520 prototype.
7521 * script-sections.cc (Script_sections::Script_sections): Initialize
7522 SAW_SEGMENT_START_EXPRESSION_ to false.
7523 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7524 and -Tbbs options to specify section addresses if given in
7525 command line and no SEGMENT_START expression is seen in a script.
7526 * script-sections.h (Script_sections::saw_segment_start_expression,
7527 Script_sections::set_saw_segment_start_expression): New method
7528 definition.
7529 (Script_sections::saw_segment_start_expression_): New data member
7530 declaration.
7531 * script.cc (script_saw_segment_start_expression): New function.
7532 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7533 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7534 script_test_7.sh and script_test_8.sh.
7535 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7536 script_test_8.stdout.
7537 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7538 (script_test_6, script_test_6.stdout, script_test_7,
7539 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7540 * Makefile.in: Regenerate.
7541 * testsuite/script_test_6.sh: New file.
7542 * testsuite/script_test_6.t: Same.
7543 * testsuite/script_test_7.sh: Same.
7544 * testsuite/script_test_7.t: Same.
7545 * testsuite/script_test_8.sh: Same.
7546
64b1ae37
DK		 75472009-10-16 Doug Kwan <dougkwan@google.com>
7548
7549 * output.cc (Output_segment::set_section_list_address): Cast
7550 expressions to unsigned long long type to avoid format warnings.
7551
661be1e2
ILT		 75522009-10-15 Ian Lance Taylor <iant@google.com>
7553
12edd763 7554 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7555 dot assignment to script_sections_.
12edd763
ILT		 7556 * script-sections.cc (Script_sections::add_dot_assignment):
7557 Initialize if necessary.
7558
68b6574b
ILT		 7559 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7560 program headers with no load segment if there is a linker script.
7561
661be1e2
ILT		 7562 * layout.cc (Layout::set_segment_offsets): Align the file offset
7563 to the segment aligment for -N or -n with no load segment.
7564 * output.cc (Output_segment::add_output_section): Don't crash if
7565 the first section is a TLS section.
7566 (Output_segment::set_section_list_addresses): Print an error
7567 message if the address moves backward in a linker script.
7568 * script-sections.cc
7569 (Output_section_element_input::set_section_addresses): Don't
7570 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7571 (Orphan_output_section::set_section_addresses): Likewise.
7572
f15f61a7
DK		 75732009-10-15 Doug Kwan <dougkwan@google.com>
7574
7575 * layout.cc (Layout::finish_dynamic_section): Generate tags
7576 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7577 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7578 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7579
82bb573a
ILT		 75802009-10-14 Ian Lance Taylor <iant@google.com>
7581
7582 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7583 fields.
7584 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7585 data_shdr fields of relinfo.
7586 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7587 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7588 R_386_TLS_LDO_32, adjust based on section flags.
7589 (Target_i386::Relocate::fix_up_ldo): Remove.
7590
374ad285
ILT		 75912009-10-13 Ian Lance Taylor <iant@google.com>
7592
7593 Add support for -pie.
7594 * options.h (class General_options): Add -pie and
7595 --pic-executable.
7596 (General_options::output_is_position_independent): Test -pie.
7597 (General_options::output_is_executable): Return true if not shared
7598 and not relocatable.
7599 (General_options::output_is_pie): Remove.
7600 * options.cc (General_options::finalize): Reject incompatible uses
7601 of -pie.
7602 * gold.cc (queue_middle_tasks): A -pie link is not static.
7603 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7604 * symtab.cc (Symbol::final_value_is_known): Return false if
7605 output_is_position_independent.
7606 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7607 output_is_position_independent.
7608 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7609 output_is_position_independent.
7610 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7611 output_is_position_independent.
7612 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7613 two_file_pie_test.
7614 (basic_pie_test.o, basic_pie_test): New targets.
7615 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7616 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7617 (two_file_pie_test): New target.
7618 * testsuite/Makefile.in: Rebuild.
7619 * README: Remove note saying that -pie is not supported.
7620
c6585162
ILT		 76212009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7622
7623 * options.h (class General_options): Add -init and -fini.
7624 * layout.cc (Layout::finish_dynamic_section): Emit
7625 given init and fini functions.
7626
032ce4e9
ST		 76272009-10-13 Sriraman Tallam <tmsriram@google.com>
7628
7629 * gc.h (gc_process_relocs): Check if icf is enabled using new
7630 function.
7631 * gold.cc (queue_initial_tasks): Likewise.
7632 (queue_middle_tasks): Likewise.
7633 * object.cc (do_layout): Likewise.
7634 * symtab.cc (is_section_folded): Likewise.
7635 * main.cc (main): Likewise.
7636 * reloc.cc (Read_relocs::run): Likewise.
7637 (Sized_relobj::do_scan_relocs): Likewise.
7638 * icf.cc (is_function_ctor_or_dtor): New function.
7639 (Icf::find_identical_sections): Check if function is ctor or dtor when
7640 safe icf is chosen.
7641 * options.h (General_options::icf): Change option to be an enum.
7642 (Icf_status): New enum.
7643 (icf_enabled): New method.
7644 (icf_safe_folding): New method.
7645 (set_icf_status): New method.
7646 (icf_status_): New variable.
7647 * (options.cc) (General_options::finalize): Set icf_status_.
7648 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7649 icf_test and icf_keep_unique_test to use the --icf enum flag.
7650 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7651 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7652
f345227a
ST		 76532009-10-12 Sriraman Tallam <tmsriram@google.com>
7654
7655 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7656 includes to gc.h and icf.h.
7657 * arm.cc: Include gc.h.
7658 * gold.cc: Likewise.
7659 * i386.cc: Likewise.
7660 * powerpc.cc: Likewise.
7661 * sparc.cc: Likewise.
7662 * x86_64.cc: Likewise.
7663 * gc.h: Include icf.h.
7664
1c7814ed
ILT		 76652009-10-11 Ian Lance Taylor <iant@google.com>
7666
7667 * plugin.cc: Include "gold.h" before other header files.
7668
ae3b5189
CD		 76692009-10-10 Chris Demetriou <cgd@google.com>
7670
7671 * options.h (Input_file_argument::Input_file_type): New enum.
7672 (Input_file_argument::is_lib_): Replace with...
7673 (Input_file_argument::type_): New member.
7674 (Input_file_argument::Input_file_argument): Take Input_file_type
7675 'type' rather than boolean 'is_lib' as second argument.
7676 (Input_file_argument::is_lib): Use type_.
7677 (Input_file_argument::is_searched_file): New function.
7678 (Input_file_argument::may_need_search): Handle is_searched_file.
7679 * options.cc (General_options::parse_library): Support -l:filename.
7680 (General_options::parse_just_symbols): Update for Input_file_argument
7681 changes.
7682 (Command_line::process): Likewise.
7683 * archive.cc (Archive::get_file_and_offset): Likewise.
7684 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7685 * script.cc (read_script_file, script_add_file): Likewise.
7686 * fileread.cc (Input_file::Input_file): Likewise.
7687 (Input_file::will_search_for): Handle is_searched_file.
7688 (Input_file::open): Likewise.
7689 * readsyms.cc (Read_symbols::get_name): Likewise.
7690 * testsuite/Makefile.am (searched_file_test): New test.
7691 * testsuite/Makefile.in: Regenerate.
7692 * testsuite/searched_file_test.cc: New file.
7693 * testsuite/searched_file_test_lib.cc: New file.
7694
f3048a1d
ILT		 76952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7696 Ian Lance Taylor <iant@google.com>
7697
7698 * descriptor.cc: Include <cstdio> and "binary-io.h".
7699 (Descriptors::open): Open the files in binary mode always.
7700 * script.cc (Lex::get_token): Treat \r as whitespace.
7701
d4780e57
ILT		 77022009-10-09 Ian Lance Taylor <iant@google.com>
7703
7704 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7705
d9a893b8
ILT		 77062009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7707 Ian Lance Taylor <iant@google.com>
7708
7709 * configure.ac: Check for readv function also.
7710 * fileread.cc (readv): Define if not HAVE_READV.
7711 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7712 does not exist.
7713 * config.in: Regenerate.
7714 * configure: Regenerate.
7715
c0a62865
DK		 77162009-10-09 Doug Kwan <dougkwan@google.com>
7717
7718 * layout.cc (Layout::make_output_section): Call target hook to make
7719 ordinary output section.
7720 (Layout::finalize): Adjust parameter list of call the
7721 Target::may_relax().
7722 * layout.h (class Layout::section_list): New method.
7723 * merge.h (Output_merge_base::entsize): Change visibility to public.
7724 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7725 New methods.
7726 (Output_merge_string::do_is_string): New method.
7727 * object.cc (Sized_relobj::do_setup): renamed from
7728 Sized_relobj::set_up.
7729 * object.h (Sized_relobj::adjust_shndx,
7730 Sized_relobj::initializ_input_to_output_maps,
7731 Sized_relobj::free_input_to_output_maps): Change visibilities to
7732 protected.
7733 (Sized_relobj::setup): Virtualize.
7734 (Sized_relobj::do_setup): New method declaration.
7735 (Sized_relobj::invalidate_section_offset,
7736 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7737 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7738 * options.cc (parse_int): New function.
7739 * options.h (parse_int): New declaration.
7740 (DEFINE_int): New macro.
7741 (stub_group_size): New option.
7742 * output.cc (Output_section::Output_section): Initialize memebers
7743 merge_section_map_, merge_section_by_properties_map_,
7744 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7745 (Output_section::add_input_section): Handled deferred code-fill
7746 generation and remove an old comment.
7747 (Output_section::add_relaxed_input_section): New method definition.
7748 (Output_section::add_merge_input_section): Use merge section by
7749 properties map to speed to search. Update merge section maps
7750 as appropriate.
7751 (Output_section::build_relaxation_map): New method definition.
7752 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7753 Same.
7754 (Output_section::relax_input_section): Renamed to
7755 Output_section::convert_input_sections_to_relaxed_sections and change
7756 interface to take a vector of pointers to relaxed sections.
7757 (Output_section::find_merge_section,
7758 Output_section::find_relaxed_input_section): New method definitions.
7759 (Output_section::is_input_address_mapped,
7760 Output_section::output_offset, Output_section::output_address):
7761 Use output section data maps to speed up searching.
7762 (Output_section::find_starting_output_address): Add comments.
7763 (Output_section::do_write,
7764 Output_section::write_to_postprocessing_buffer): Do code-fill
7765 generation as appropriate.
7766 (Output_section::get_input_sections): Invalidate relaxed input section
7767 map.
7768 (Output_section::restore_states): Adjust type of checkpoint .
7769 Invalidate relaxed input section map.
7770 * output.h (Output_merge_base): New class declaration.
7771 (Input_section_specifier): New class defintion.
7772 (class Output_relaxed_input_section) Change base class to
7773 Output_section_data_build.
7774 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7775 base class initializer.
7776 (Output_section::add_relaxed_input_section): New method declaration.
7777 (Output_section::Input_section): Change visibility to protected.
7778 (Output_section::Input_section::relobj,
7779 Output_section::Input_section::shndx): Handle relaxed input sections.
7780 Output_section::input_sections) Change visibility to protected. Also
7781 define overload to return a non-const pointer.
7782 (Output_section::Merge_section_properties): New class defintion.
7783 (Output_section::Merge_section_by_properties_map,
7784 Output_section::Output_section_data_by_input_section_map,
7785 Output_section::Relaxation_map): New types.
7786 (Output_section::relax_input_section): Rename method to
7787 Output_section::convert_input_sections_to_relaxed_sections and change
7788 interface to take a vector of relaxed section pointers.
7789 (Output_section::find_merge_section,
7790 Output_section::find_relaxed_input_section,
7791 Output_section::build_relaxation_map,
7792 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7793 New method declarations.
7794 (Output_section::merge_section_map_
7795 Output_section::merge_section_by_properties_map_,
7796 Output_section::relaxed_input_section_map_,
7797 Output_section::is_relaxed_input_section_map_valid_,
7798 Output_section::generate_code_fills_at_write_): New data members.
7799 * script-sections.cc
7800 (Output_section_element_input::set_section_addresses): Call
7801 current_data_size and addralign methods of relaxed input sections.
7802 (Orphan_output_section::set_section_addresses): Call current_data_size
7803 and addralign methods of relaxed input sections.
7804 * symtab.cc (Symbol_table::compute_final_value): Extract template
7805 from the body of Symbol_table::sized_finalize_symbol.
7806 (Symbol_table::sized_finalized_symbol): Call
7807 Symbol_table::compute_final_value.
7808 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7809 (Symbol_table::compute_final_value): New templated method declaration.
7810 * target.cc (Target::do_make_output_section): New method defintion.
7811 * target.h (Target::make_output_section): New method declaration.
7812 (Target::relax): Add more parameters for input objects, symbol table
7813 and layout. Adjust call to do_relax.
7814 (Target::do_make_output_section): New method declaration.
7815 (Target::do_relax): Add parameters for input objects, symbol table
7816 and layout.
7817
d446d6c4
ILT		 78182009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7819
7820 * pread.c: Include stdio.h.
7821
bc06c745
ILT		 78222009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7823
7824 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7825 defined.
7826
75aea3d0
ILT		 78272009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7828
7829 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7830 Change read_shndx type to unsigned int.
7831 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7832 int.
7833 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7834 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7835 Change read_shndx type to unsigned int.
7836 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7837 int.
7838 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7839 * layout.cc (Layout::create_symtab_sections): Cast the result of
7840 local_symcount * symsize to off_t in the gold_assert.
7841
be8fcb75
ILT		 78422009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7843
7844 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7845 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7846 R_ARM_BASE_ABS.
7847 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7848 (Arm_relocate_functions::thm_abs5): New function.
7849 (Arm_relocate_functions::abs12): New function.
7850 (Arm_relocate_functions::abs16): New function.
7851 (Arm_relocate_functions::base_abs): New function.
7852 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7853 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7854 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7855 R_ARM_BASE_ABS.
7856 (Scan::global): Likewise.
7857 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7858 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7859 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7860 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7861 R_ARM_BASE_ABS.
7862
c2a122b6
ILT		 78632009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7864
7865 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7866 (Arm_relocate_functions::movt_prel): New function.
7867 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7868 (Arm_relocate_functions::thm_movt_prel): New function.
7869 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7870 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7871 (Scan::global, Relocate::relocate): Likewise.
7872 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7873
c4aa1e2d
ILT		 78742009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7875
7876 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7877 Incremental_checker.
7878 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7879 unsigned int.
7880 (class Incremental_inputs_header): New class.
7881 (Incremental_inputs_header_writer): Edit comment.
7882 (Incremental_inputs_entry): New class.
7883 (Incremental_inputs_entry_writer): Edit comment.
7884 (Sized_incremental_binary::do_find_incremental_inputs_section):
7885 Add *strtab_shndx parameter, fill it.
7886 (Sized_incremental_binary::do_check_inputs): New method.
7887 (Incremental_checker::can_incrementally_link_output_file): Use
7888 Sized_incremental_binary::check_inputs.
7889 (Incremental_inputs::report_command_line): Save command line in
7890 command_line_.
7891 * incremental.h:
7892 (Incremental_binary::find_incremental_inputs_section): New
7893 method.
7894 (Incremental_binary::do_find_incremental_inputs_section): Add
7895 strtab_shndx parameter.
7896 (Incremental_binary::do_check_inputs): New pure virtual method.
7897 (Sized_incremental_binary::do_check_inputs): Declare.
7898 (Incremental_checker::Incremental_checker): Add incremental_inputs
7899 parameter, use it to initialize incremental_inputs_.
7900 (Incremental_checker::incremental_inputs_): New field.
7901 (Incremental_checker::command_line): New method.
7902 (Incremental_checker::inputs): New method.
7903 (Incremental_checker::command_line_): New field.
7904
c549a694
ILT		 79052009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7906
7907 * incremental.cc: Include <cstdarg> and "target-select.h".
7908 (vexplain_no_incremental): New function.
7909 (explain_no_incremental): New function.
7910 (Incremental_binary::error): New method.
7911 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7912 method.
7913 (make_sized_incremental_binary): New function.
7914 (open_incremental_binary): New function.
7915 (can_incrementally_link_file): Add checks if output is ELF and has
7916 inputs section.
7917 * incremental.h: Include "elfcpp_file.h" and "output.h".
7918 (Incremental_binary): New class.
7919 (Sized_incremental_binary): New class.
7920 (open_incremental_binary): Declare.
7921 * object.cc (is_elf_object): Use
7922 elfcpp::Elf_recognizer::is_elf_file.
7923 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7924 * output.h (Output_file::filesize): New method.
7925
fd3c5f0b
ILT		 79262009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7927
7928 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7929 New function.
7930 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7931 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7932 function.
7933 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7934 function.
7935 (Arm_relocate_functions::movw_abs_nc): New function.
7936 (Arm_relocate_functions::movt_abs): New function.
7937 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7938 (Arm_relocate_functions::thm_movt_abs): New function.
7939 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7940 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7941 (Scan::global): Likewise.
7942 (Relocate::relocate): Likewise.
7943 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7944
7f5309a5
ILT		 79452009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7946
7947 * arm.cc (Arm_relocate_functions::got_prel) New function.
7948 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7949 (Relocate::relocate): Likewise.
7950 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7951
364c7fa5
ILT		 79522009-10-06 Ian Lance Taylor <iant@google.com>
7953
7954 * options.h (class General_options): Define
7955 split_stack_adjust_size parameter.
7956 * object.h (class Object): Add uses_split_stack_ and
7957 has_no_split_stack_ fields. Add uses_split_stack and
7958 has_no_split_stack accessor functions. Declare
7959 handle_split_stack_section.
7960 (class Reloc_symbol_changes): Define.
7961 (class Sized_relobj): Define Function_offsets. Declare
7962 split_stack_adjust, split_stack_adjust_reltype, and
7963 find_functions.
7964 * object.cc (Object::handle_split_stack_section): New function.
7965 (Sized_relobj::do_layout): Call handle_split_stack_section.
7966 * dynobj.cc (Sized_dynobj::do_layout): Call
7967 handle_split_stack_section.
7968 * reloc.cc (Sized_relobj::relocate_sections): Call
7969 split_stack_adjust for executable sections in split_stack
7970 objects. Pass reloc_map to relocate_section.
7971 (Sized_relobj::split_stack_adjust): New function.
7972 (Sized_relobj::split_stack_adjust_reltype): New function.
7973 (Sized_relobj::find_functions): New function.
7974 * target-reloc.h: Include "object.h".
7975 (relocate_section): Add reloc_symbol_changes parameter. Change
7976 all callers.
7977 * target.h (class Target): Add calls_non_split method. Declare
7978 do_calls_non_split virtual method. Declare match_view and
7979 set_view_to_nop.
7980 * target.cc: Include "elfcpp.h".
7981 (Target::do_calls_non_split): New function.
7982 (Target::match_view): New function.
7983 (Target::set_view_to_nop): New function.
7984 * gold.cc (queue_middle_tasks): Give an error if mixing
7985 split-stack and non-split-stack objects with -r.
7986 * i386.cc (Target_i386::relocate_section): Add
7987 reloc_symbol_changes parameter.
7988 (Target_i386::do_calls_non_split): New function.
7989 * x86_64.cc (Target_x86_64::relocate_section): Add
7990 reloc_symbol_changes parameter.
7991 (Target_x86_64::do_calls_non_split): New function.
7992 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7993 parameter.
7994 * powerpc.cc (Target_powerpc::relocate_section): Add
7995 reloc_symbol_changes parameter.
7996 * sparc.cc (Target_sparc::relocate_section): Add
7997 reloc_symbol_changes parameter.
7998 * configure.ac: Call AM_CONDITIONAL for the default target.
7999 * configure: Rebuild.
8000 * testsuite/Makefile.am (TEST_AS): New variable.
8001 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8002 (check_DATA): Add split_i386 and split_x86_64 files.
8003 (SPLIT_DEFSYMS): Define.
8004 (split_i386_[1234n].o): New targets.
8005 (split_i386_[124]): New targets.
8006 (split_i386_[1234r].stdout): New targets.
8007 (split_x86_64_[1234n].o): New targets.
8008 (split_x86_64_[124]): New targets.
8009 (split_x86_64_[1234r].stdout): New targets.
8010 (MOSTLYCLEANFILES): Add new executables.
8011 * testsuite/split_i386.sh: New file.
8012 * testsuite/split_x86_64.sh: New file.
8013 * testsuite/split_i386_1.s: New file.
8014 * testsuite/split_i386_2.s: New file.
8015 * testsuite/split_i386_3.s: New file.
8016 * testsuite/split_i386_4.s: New file.
8017 * testsuite/split_i386_n.s: New file.
8018 * testsuite/split_x86_64_1.s: New file.
8019 * testsuite/split_x86_64_2.s: New file.
8020 * testsuite/split_x86_64_3.s: New file.
8021 * testsuite/split_x86_64_4.s: New file.
8022 * testsuite/split_x86_64_n.s: New file.
8023 * testsuite/testfile.cc (Target_test): Update relocation_section
8024 function.
8025 * testsuite/Makefile.in: Rebuild.
8026
e8a9fcda
ILT		 80272009-10-06 Ian Lance Taylor <iant@google.com>
8028
8029 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8030 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8031 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8032 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8033 the address on ldo_addrs_.
8034 (Target_i386::Relocate::fix_up_ldo): New function.
8035
e99daf92
ILT		 80362009-10-06 Rafael Espindola <espindola@google.com>
8037
8038 * plugin.cc (add_input_library): New.
8039 (Plugin::load): Add add_input_library to tv.
8040 (Plugin_manager::add_input_file): Add the is_lib argument.
8041 (add_input_file): Update call to Plugin_manager::add_input_file.
8042 (add_input_library): New.
8043 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8044
966d4097
DK		 80452009-09-30 Doug Kwan <dougkwan@google.com>
8046
8047 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8048 symbol and call Symbol::may_need_copy_reloc to determine if
8049 a copy reloc is needed.
8050 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8051 nocopyreloc is given in command line.
8052 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8053 given in command line.
8054 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8055 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8056 of the removed Target_i386::may_need_copy_reloc.
8057 * options.h (copyreloc): New option with default value false.
8058 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8059 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8060 instead of the removed Target_powerpc::may_need_copy_reloc.
8061 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8062 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8063 instead of the removed Target_sparc::may_need_copy_reloc.
8064 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8065 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8066 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8067 instead of the removed Target_x86_64::may_need_copy_reloc.
8068
029ba973
ILT		 80692009-09-30 Ian Lance Taylor <iant@google.com>
8070
8071 * object.h (class Object): Remove target_ field, and target,
8072 sized_target, and set_target methods.
8073 (Object::sized_target): Remove.
8074 (class Sized_relobj): Update declarations. Remove sized_target.
8075 * object.cc (Sized_relobj::setup): Remove target parameter.
8076 Change all callers.
8077 (Input_objects::add_object): Don't do anything with the target.
8078 (make_elf_sized_object): Add punconfigured parameter. Change all
8079 callers. Set or test parameter target.
8080 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8081 Change all callers.
8082 * parameters.cc (Parameters::set_target): Change parameter type to
8083 be non-const.
8084 (Parameters::default_target): Remove.
8085 (set_parameters_target): Change parameter type to be non-const.
8086 (parameters_force_valid_target): New function.
8087 (parameters_clear_target): New function.
8088 * parameters.h (class Parameters): Update declarations. Remove
8089 default_target method. Add sized_target and clear_target
8090 methods. Change target_ to be non-const.
8091 (set_parameters_target): Update declaration.
8092 (parameters_force_valid_target): Declare.
8093 (parameters_clear_target): Declare.
8094 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8095 as NULL if we aren't searching.
8096 (Add_symbols::run): Don't check for compatible target.
8097 * fileread.cc (Input_file::open_binary): Call
8098 parameters_force_valid_target.
8099 * gold.cc (queue_middle_tasks): Likewise.
8100 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8101 set_target on object.
8102 * dynobj.h (class Sized_dynobj): Update declarations.
8103 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8104 make_elf_object returns NULL.
8105 (Archive::include_member): Don't check whether object target is
8106 compatible.
8107 * output.cc (Output_section::add_input_section): Get target from
8108 parameters.
8109 (Output_section::relax_input_section): Likewise.
8110 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8111 parameters.
8112 (Sized_relobj::do_scan_relocs): Likewise.
8113 (Sized_relobj::relocate_sections): Likewise.
8114 * resolve.cc (Symbol_table::resolve): Likewise.
8115 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8116 parameter. Change all callers.
8117 (Symbol_table::add_from_object): Get target from parameters.
8118 (Symbol_table::add_from_relobj): Don't check object target.
8119 (Symbol_table::add_from_dynobj): Likewise.
8120 (Symbol_table::define_special_symbol): Get target from
8121 parameters.
8122 * symtab.h (class Symbol_table): Update declaration.
8123 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8124 parameter. Change all callers. Clear parameter target.
8125 (Binary_test): Test target here.
8126 * testsuite/object_unittest.cc (gold_testsuite): Remove
8127 target_test_pointer parameter. Change all callers.
8128 (Object_test): Test target here.
8129
a6a22b83
ILT		 81302009-09-26 Ian Lance Taylor <iant@google.com>
8131
8132 * testsuite/initpri1.c: Don't try to use constructor priorities if
8133 compiling with gcc before 4.3.
8134
6a8f49fe
ILT		 81352009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8136
8137 * testsuite/retain_symbols_file_test.sh (check_present): Change
8138 output file name to retain_symbols_file_test.stdout.
8139 (check_absent): Likewise.
8140
8c604651
CS		 81412009-09-18 Craig Silverstein <csilvers@google.com>
8142
8143 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8144 * options.cc: Include <cerrno> and <fstream>.
8145 (General_options::finalize): Parse -retain-symbols-file tag.
8146 * options.h: New flag.
8147 (General_options): New method should_retain_symbol, new
8148 variable symbols_to_retain.
8149 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8150 should_retain_symbol map.
8151 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8152 * testsuite/Makefile.in: Regenerate.
8153 * testsuite/retain_symbols_file_test.sh: New file.
8154
ca58b19f
NC		 81552009-09-18 Nick Clifton <nickc@redhat.com>
8156
8157 * po/es.po: Updated Spanish translation.
8158
20e6d0d6
DK		 81592009-09-17 Doug Kwan <dougkwan@google.com>
8160
8161 * debug.h (DEBUG_RELAXATION): New constant.
8162 (DEBUG_ALL): Add DEBUG_RELAXATION.
8163 (debug_string_to_enum): Add relaxation debug option.
8164 * layout.cc
8165 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8166 Layout::Relaxation_debug_check::read_sections,
8167 Layout::Relaxation_debug_check::read_sections): New method definitions.
8168 (Layout::Layout): Initialize data members
8169 record_output_section_data_from_scrips_,
8170 script_output_section_data_list_ and relaxation_debug_check_.
8171 (Layout::save_segments, Layout::restore_segments,
8172 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8173 Layout::relaxation_loop_body): New method definitions.
8174 (Layout::finalize): Support relaxation. Move section layout code to
8175 Layout::relaxation_loop_body.
8176 (Layout::set_asection_address_from_script): Move code for orphan
8177 section placement out.
8178 (Layout::place_orphan_sections_in_script): New method definition.
8179 * layout.h (Output_segment_headers, Output_file_header):
8180 New forward class declarations.
8181 (Layout::~Layout): Define.
8182 (Layout::new_output_section_data_from_script): New method definition.
8183 (Layout::place_orphan_sections_in_script): New method declaration.
8184 (Layout::Segment_states): New type declaration.
8185 (Layout::save_segments, Layout::restore_segments,
8186 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8187 Layout::relaxation_loop_body): New method declarations.
8188 (Layout::Output_section_data_list): New type declaration.
8189 (Layout::Relaxation_debug_check): New class definition.
8190 (Layout::record_output_section_data_from_script_,
8191 Layout::script_output_section_data_list_, Layout::segment_states_,
8192 Layout::relaxation_debug_check_): New data members.
8193 * output.cc: (Output_section_headers::do_size): New method definition.
8194 (Output_section_headers::Output_section_headers): Move size
8195 computation to Output_section_headers::do_size.
8196 (Output_segment_headers::do_size): New method definition.
e1df38aa 8197 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8198 Output_file_header::do_size and call it.
8199 (Output_file_header::do_size): New method definition.
8200 (Output_data_group::Output_data_group): Adjust call to
8201 Output_section_data.
8202 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8203 (Output_symtab_xindex::do_write): Add array bound check.
8204 (Output_section::Input_section::print_to_mapfile): Handle
8205 RELAXED_INPUT_SECTION_CODE.
8206 (Output_section::Output_section): Initialize data member checkpoint_.
8207 (Output_section::~Output_section): Delete checkpoint object pointed
8208 by checkpoint_.
8209 (Output_section::add_input_section): Always add an Input_section if
8210 relaxing.
8211 (Output_section::add_merge_input_section): Add assert.
8212 (Output_section::relax_input_section): New method definition.
8213 (Output_section::set_final_data_size): Set load address to zero for
8214 an unallocated section.
8215 (Output_section::do_address_and_file_offset_have_reset_values):
8216 New method definition.
8217 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8218 Handle relaxed input section.
8219 (Output_section::sort_attached_input_sections): Checkpoint input
8220 section list lazily.
8221 (Output_section::get_input_sections): Change type of input_sections to
8222 list of Simple_input_section pointers. Checkpoint input section list
8223 lazily. Also handle relaxed input sections.
8224 (Output_section::add_input_section_for_script): Take a reference to
8225 a Simple_input_section object instead of Relobj pointer and section
8226 index as parameter. Handle relaxed input sections.
8227 (Output_section::save_states, Output_section::restore_states): New
8228 method definitions.
8229 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8230 (Output_data::is_data_size_fixed): New method definition.
8231 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8232 if it is fixed.
8233 (Output_data::address_and_file_offset_have_reset_values): New method
8234 definition.
8235 (Output_data::do_address_and_file_offset_have_reset_values): New method
8236 definition.
8237 (Output_data::set_data_size): Check that data size is not fixed.
8238 (Output_data::fix_data_size): New method definition.
8239 (Output_data::is_data_size_fixed_): New data member.
8240 (Output_section_headers::set_final_data_size): New method definition.
8241 (Output_section_headers::do_size): New method declaration.
8242 (Output_segment_headers::set_final_data_size): New method definition.
8243 (Output_segment_headers::do_size): New method declaration.
8244 (Output_file_header::set_final_data_size)::New method definition.
8245 (Output_file_header::do_size)::New method declaration.
8246 (Output_section_data::Output_section_data): Add new parameter
8247 is_data_size_fixed and use it to fix data size.
8248 (Output_data_const::Output_data_const): Adjust call to base class
8249 constructor and fix data size.
8250 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8251 base class constructor and fix data size.
8252 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8253 base class constructor and fix data size.
8254 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8255 class constructor and fix data size.
8256 (Output_data_group::set_final_data_size): New method definition.
8257 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8258 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8259 class constructor and fix data size.
8260 (Output_relaxed_input_section): New class definition.
8261 (Output_section::Simple_input_section): New class definition.
8262 (Output_section::get_input_sections): Adjust parameter list.
8263 (Output_section::add_input_section_for_script): Same.
8264 (Output_section::save_states, Output_section::restore_states,
8265 Output_section::do_address_and_file_offset_have_reset_values,
8266 (Output_section::Input_section::Input_section): Handle
8267 RELAXED_INPUT_SECTION_CODE. Add new overload for
8268 Output_relaxed_input_section.
8269 (Output_section::Input_section::is_input_section,
8270 Output_section::Input_section::set_output_section): Handle relaxed
8271 input section.
8272 (Output_section::Input_section::is_relaxed_input_section,
8273 Output_section::Input_section::output_section_data,
8274 Output_section::Input_section::relaxed_input_section): New method
8275 definitions.
8276 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8277 value.
8278 (Output_section::Input_section::u1_): Update comments.
8279 (Output_section::Input_section::u2_): Add new union member poris.
8280 (Output_section::Checkpoint_output_section): New classs definition.
8281 (Output_section::relax_input_section): New method declaration.
8282 (Output_section::checkpoint_): New data member.
8283 (Output_segment): Update comments.
8284 (Output_segment::Output_segment): Un-privatize copy constructor.
8285 (Output_segment::operator=): Un-privatize.
8286 * script-sections.cc (Output_section_element::Input_section_list):
8287 Change element type to Output_section::Simple_input_section.
8288 (Output_section_element_dot_assignment::set_section_addresses):
8289 Register output section data for relaxation clean up.
8290 (Output_data_exression::Output_data_expression): Adjust call to base
8291 constructor to fix data size.
8292 (Output_section_element_data::set_section_addresses): Register
8293 Output_data_expression object for relaxation clean up.
8294 (struct Input_section_info): Replace Relobj pointer and section index
8295 pair with Output_section::Simple_input_section and Convert struct to a
8296 class.
8297 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8298 Input_section_info data member to use accessors.
20e6d0d6
DK		 8299 (Output_section_element_input::set_section_addresses): Use layout
8300 parameter. Adjust code to use Output_section::Simple_input_section
8301 and Input_secction_info classes. Register filler for relaxation
8302 clean up.
8303 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8304 and section index pair with Output_section::Simple_input_section
8305 class. Adjust code accordingly.
8306 (Phdrs_element::release_segment): New method definition.
8307 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8308 segment list.
8309 (Script_sections::release_segments): New method definition.
8310 * gold/script-sections.h (Script_sections::release_segments): New
8311 method declaration.
8312 * gold/target.h (Target::may_relax, Target::relax,
8313 Target::do_may_relax, Target::do_relax): New method definitions.
8314
5e445df6
ILT		 83152009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8316
8317 * arm.cc (has_signed_unsigned_overflow): New function.
8318 (Arm_relocate_functions::abs8): New function.
8319 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8320 (Target_arm::Scan::global): Likewise.
8321 (Target_arm::relocate::relocate): Likewise.
8322 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8323 Likewise.
8324
8c604651 83252009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8326
8327 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8328 * testsuite/Makefile.in: Regenerate.
8329
1e9cc1c2
NC		 83302009-09-11 Nick Clifton <nickc@redhat.com>
8331
8332 * po/gold.pot: Updated by the Translation project.
8333
6a89f575
CC		 83342009-09-08 Cary Coutant <ccoutant@google.com>
8335
8336 * output.cc (Output_file::open): Add execute permission to empty file.
8337 * testsuite/Makefile.am (permission_test): New test.
8338 * testsuite/Makefile.in: Regenerate.
8339
fdcac5af
ILT		 83402009-09-02 Ian Lance Taylor <iant@google.com>
8341
8342 * output.cc (Output_file::resize): Call map_no_anonymous rather
8343 than map.
8344
44453f85
ILT		 83452009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8346
8347 * gold.cc: Include "incremental.h".
8348 (queue_initial_tasks): Call Incremental_checker methods.
8349 * incremental.cc: Include "output.h".
8350 (Incremental_checker::can_incrementally_link_output_file): New
8351 method.
8352 * incremental.h (Incremental_checker): New class.
8353
8354 * output.cc (Output_file::open_for_modification): New method.
8355 (Output_file::map_anonymous): Changed return type to bool. Record
8356 map in base_ field.
8357 (Output_file::map_no_anonymous): New method, broken out of map.
8358 (Output_file::map): Use map_no_anonymous and map_anonymous.
8359 * output.h (class Output_file): Update declarations.
8360
293c1386
CC		 83612009-08-24 Cary Coutant <ccoutant@google.com>
8362
8363 * options.h (Command_line::Pre_options): New class.
8364 (Command_line::pre_options): New member.
8365 * options.cc (gold::options::ready_to_register): New variable.
8366 (One_option::register_option): Do nothing if not registering options.
8367 Assert if same short option registered twice.
8368 (General_options::General_options): Turn off option registration when
8369 done constructing.
8370 (Command_line::Pre_options::Pre_options): New constructor.
8371
f773f3d2
CC		 83722009-08-24 Cary Coutant <ccoutant@google.com>
8373
06a73cfe
CC		 8374 * options.h (General_options::no_keep_memory): Remove incorrect
8375 short option.
f773f3d2 8376
a15af8e2
RW		 83772009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8378
8379 * Makefile.am (am__skiplex, am__skipyacc): New.
8380 * Makefile.in: Regenerate.
8381
c462b41b
RW		 83822009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8383
14ec8efd
RW		 8384 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8385 (INCLUDES): ... this.
8386 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8387 (AM_CPPFLAGS): Renamed from ...
8388 (INCLUDE): ... this.
8389 * Makefile.in, testsuite/Makefile.in: Regenerate.
8390
81ecdfbb
RW		 8391 * Makefile.in: Regenerate.
8392 * aclocal.m4: Likewise.
8393 * config.in: Likewise.
8394 * configure: Likewise.
8395 * testsuite/Makefile.in: Likewise.
8396
c462b41b
RW		 8397 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8398 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8399 * Makefile.in: Regenerate.
8400 * testsuite/Makefile.in: Regenerate.
8401
2da73f13
CC		 84022009-08-19 Cary Coutant <ccoutant@google.com>
8403
8404 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8405 symbols in shared libraries overridden by hidden or internal symbols
8406 in the main program.
8407
2db70501
CD		 84082009-08-19 Chris Demetriou <cgd@google.com>
8409
8410 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8411 checking source file names in error messages.
8412
f733487b
DK		 84132009-08-18 Doug Kwan <dougkwan@google.com>
8414
8415 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8416 an elcpp::Ehdr as parameter. Adjust call to set_target.
8417 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8418 an elfcpp::Ehdr as parameter.
8419 * object.cc (Object::set_target): Remove the version that looks up
8420 a target and sets it.
8421 (Sized_relobj::setup): Take a Target object instead of
8422 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8423 (make_elf_sized_object): Find target and ask target to
8424 make an ELF object.
8425 * object.h: (Object::set_target): Remove the version that looks up
8426 a target and sets it.
8427 (Sized_relobj::setup): Take a Target object instead of
8428 an elfcpp:Ehdr as parameter.
8429 * target.cc: Include dynobj.h.
8430 (Target::do_make_elf_object_implementation): New.
8431 (Target::do_make_elf_object): New.
8432 * target.h (Target::make_elf_object): New template declaration.
8433 (Target::do_make_elf_object): New method declarations.
8434 (Target::do_make_elf_object_implementation): New template declaration.
8435
cc70f101
ILT		 84362009-08-14 Ian Lance Taylor <iant@google.com>
8437
8438 * gold.h (FUNCTION_NAME): Define.
8439 (gold_unreachable): Use FUNCTION_NAME.
8440
ef5e0cb1
ST		 84412009-08-12 Sriraman Tallam <tmsriram@google.com>
8442
8443 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8444 symbol in the --keep-unique list is not found.
8445
48c187ce
ST		 84462009-08-12 Sriraman Tallam <tmsriram@google.com>
8447
8448 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8449 been maked as --keep-unique.
8450 (Icf::unfold_section): New function.
8451 * icf.h (Icf::unfold_section): New function.
8452 * options.h (General_options::keep_unique): New option.
8453 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8454 * testsuite/Makefile.in: Regenerate.
8455 * testsuite/icf_keep_unique_test.sh: New file.
8456 * testsuite/icf_keep_unique_test.cc: New file.
8457
645afe0c
CC		 84582009-08-12 Cary Coutant <ccoutant@google.com>
8459
8460 PR 10471
8461 * resolve.cc (Symbol_table::resolve): Check for references from
8462 dynamic objects to hidden and internal symbols.
8463 * testsuite/Makefile.am (hidden_test.sh): New test.
8464 * testsuite/Makefile.in: Regenerate.
8465 * testsuite/hidden_test.sh: New script.
8466 * testsuite/hidden_test_1.c: New test source.
8467 * testsuite/hidden_test_main.c: New test source.
8468
11af873f
DK		 84692009-08-11 Doug Kwan <dougkwan@google.com>
8470
8471 * arm.cc: Update comments.
8472 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8473 segment to locate the .ARM.exidx section if present.
8474
b9f7d72d
DK		 84752009-08-09 Doug Kwan <dougkwan@google.com>
8476
8477 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8478 patch.
8479
ddd3c53c
ST		 84802009-08-07 Sriraman Tallam <tmsriram@google.com>
8481 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8482 compiler warnings.
8483
27721062
ST		 84842009-08-06 Sriraman Tallam <tmsriram@google.com>
8485
8486 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8487 valid tls_segment only for non-debug-section relocations.
8488 * testsuite/Makefile.am: Add gc_tls_test.
8489 * testsuite/Makefile.in: Regenerate.
8490 * testsuite/gc_tls_test.cc: New file.
8491 * testsuite/gc_tls_test.sh: New file.
8492
ef15dade 84932009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8494
ef15dade
ST		 8495 * icf.cc: New file.
8496 * icf.h: New file.
8497 * Makefile.am (CCFILES): Add icf.cc.
8498 (HFILES): Add icf.h
8499 * Makefile.in: Regenerate.
8500 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8501 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8502 section, symbol and addend information for the relocs.
8503 * gold.cc (queue_middle_tasks): Call identical code folding.
8504 * gold.h: Add defines for multimap.
8505 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8506 to the call of finalize_local_symbols.
8507 * main.cc (main): Create object of class Icf.
8508 * object.cc (Sized_relobj::do_layout): Allow this function to be
8509 called twice during icf.
8510 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8511 to sections marked as identical by icf.
8512 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8513 when available.
8514 (Sized_relobj::do_section_entsize): New function.
8515 * object.h (Object::section_entsize): New function.
8516 (Object::do_section_entsize): New pure virtual function.
8517 (Relobj::finalize_local_symbols): Add new parameter.
8518 (Relobj::do_section_entsize): New function.
8519 * options.h (General_options::icf): New option.
8520 (General_options::icf_iterations): New option.
8521 (General_options::print_icf_sections): New option.
8522 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8523 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8524 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8525 icf.
8526 * symtab.cc (Symbol_table::is_section_folded): New function.
8527 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8528 to sections marked as identical by icf.
8529 * symtab.h (Symbol_table::set_icf): New function.
8530 (Symbol_table::icf): New function.
8531 (Symbol_table::is_section_folded): New function.
8532 (Symbol_table::icf_): New data member.
8533 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8534 * testsuite/Makefile.am: Add commands to build icf_test.
8535 * testsuite/Makefile.in: Regenerate.
8536 * testsuite/icf_test.sh: New file.
8537 * testsuite/icf_test.cc: New file.
8538
c3b65ac4
CD		 85392009-07-24 Chris Demetriou <cgd@google.com>
8540
8541 * layout.cc (is_compressible_debug_section): Fix incorrect
8542 comment about compressed section names.
8543
1caf2c51
ILT		 85442009-07-20 Ian Lance Taylor <ian@airs.com>
8545
8546 PR 10419
8547 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8548
1ef4d87f
ILT		 85492009-07-16 Ian Lance Taylor <iant@google.com>
8550
8551 PR 10400
8552 * layout.h: #include <map>.
8553 (class Kept_section): Change from struct to class. Add accessors
8554 and setters. Add section size to Comdat_group mapping. Change
8555 Comdat_group to std::map. Add is_comdat_ field. Add
8556 linkonce_size field in union.
8557 (class Layout): Update declaration of find_or_add_kept_section.
8558 Don't declare find_kept_object.
8559 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8560 parameter. Add object, shndx, is_comdat, and is_group_name
8561 parameters. Change all callers. Adjust for new Kept_section.
8562 (Layout::find_kept_object): Remove.
8563 * object.cc (Sized_relobj::include_section_group): Update use of
8564 Kept_section. Rename secnum to shndx. Only record
8565 Kept_comdat_section if sections are the same size.
8566 (Sized_relobj::include_linkonce_section): Update use of
8567 Kept_section. Only record Kept_comdat_section if sections are the
8568 same size. Set size of linkonce section.
8569 (Sized_relobj::map_to_kept_section): Update call to
8570 get_kept_comdat_section.
8571 * object.h (class Sized_relobj): Rename fields in
8572 Kept_comdat_section to drop trailing underscores; change object
8573 field to Relobj*. Change Kept_comdat_section_table to store
8574 struct rather than pointer.
8575 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8576 Add kept_object and kept_shndx parameters. Change all callers.
8577 (Sized_relobj::get_kept_comdat_section): Change return type to
8578 bool. Add kept_object and kept_shndx parameters. Change all
8579 callers.
8580 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8581 Layout::find_or_add_kept_section.
8582
37c3b7b0
ILT		 85832009-07-09 Ian Lance Taylor <iant@google.com>
8584
8585 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8586 Reserve space in the hash table.
8587
98fa85cb
ILT		 85882009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8589
8590 * fileread.cc (File_read::get_mtime): New method.
8591 * fileread.h (Timespec): New structure.
8592 (File_read::get_mtime): New method.
8593 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8594 Renamed from timestamp_nsec.
8595 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8596 Elf_Xword.
e1df38aa 8597 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8598 timestamp_nsec.
e1df38aa 8599 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8600 (Incremental_inputs::report_obejct): Save mtime; style fix.
8601 (Incremental_inputs::report_script): Save mtime; style fix.
8602 (Incremental_inputs::finalize_inputs): Style fix.
8603 (Incremental_inputs::finalize): Style fix.
8604 (Incremental_inputs::create_input_section_data): Store inputs
8605 mtime.
8606 * incremental.h (Incremental_inputs::report_script): Add mtime
8607 argument.
8608 (Incremental_inputs::Input_info::Input_info): Intialize only one
8609 union member.
8610 (Incremental_inputs::Input_info::archive): Move to nameless
8611 union.
8612 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8613 (Incremental_inputs::Input_info::script): Move to nameless union.
8614 (Incremental_inputs::mtime): New field.
8615 * script.cc (read_input_script): Pass file mtime to
8616 Incremental_input.
8617 * script.h (Script_info::inputs): Style fix.
8618
c9d70757
ILT		 86192009-07-01 Ian Lance Taylor <ian@airs.com>
8620
8621 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8622 instead of 32.
8623
9c547ec3
ILT		 86242009-06-24 Ian Lance Taylor <iant@google.com>
8625
8626 PR 10156
8627 * layout.cc (Layout::choose_output_section): If we find an
8628 existing section, update the flags.
8629 (Layout::create_notes): New function, broken out of
8630 Layout::finalize.
8631 (Layout::finalize): Don't create note sections.
8632 (Layout::create_note): Don't crash if linker script discards
8633 section.
8634 (Layout::create_gold_note): Likewise.
8635 (Layout::create_build_id): Likewise. Don't set
8636 after_input_sections on the section.
8637 (Layout::create_executable_stack_info): Remove target parameter.
8638 Change caller.
8639 * layout.h (class Layout): Declare create_notes. Update
8640 declaration of create_executable_stack_info.
8641 * gold.cc (queue_middle_tasks): Call create_notes.
8642 * output.cc (Output_section::update_flags_for_input_section): Move
8643 here from output.h. If SHF_ALLOC flag is newly set, mark address
8644 invalid.
8645 * output.h (Output_data::mark_address_invalid): New function.
8646 (class Output_section): Only declare, not define,
8647 update_flags_for_input_section. Remove set_flags.
8648
55458500
ILT		 86492009-06-24 Ian Lance Taylor <iant@google.com>
8650
8651 * script-sections.cc (Output_section_definition::
8652 set_section_addresses): Rename shadowing local load_address to
8653 laddr.
8654
1307d6cd
ILT		 86552009-06-24 Ian Lance Taylor <iant@google.com>
8656
8657 PR 10244
8658 * reloc.cc (relocate_sections): Skip empty relocation sections.
8659
ec3f783e
ILT		 86602009-06-23 Ian Lance Taylor <iant@google.com>
8661
8662 PR 10156
8663 * layout.cc (Layout::create_note): Use choose_output_section
8664 rather than make_output_section.
8665
459c9f1c
ILT		 86662009-06-23 Ian Lance Taylor <iant@google.com>
8667
8668 PR 10237
8669 * options.cc (General_options::parse_V): Set printed_version_.
8670 (General_options::General_options): Initialize printed_version_.
8671 * options.h (class General_options): Add printed_version_ field.
8672 * gold.cc (queue_initial_tasks): If there are no input files,
8673 don't give a fatal error if we printed the version information.
8674 (queue_middle_tasks): If using -r with a shared object, give a
8675 fatal error rather than an ordinary error.
8676
1518dc8f
ILT		 86772009-06-23 Ian Lance Taylor <iant@google.com>
8678
8679 PR 10219
8680 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8681 (Layout::make_output_section): Set have_stabstr_section_ if we see
8682 a .stab*str section.
8683 (Layout::finalize): Call link_stabs_sections.
8684 (Layout::link_stabs_sections): New file.
8685 * layout.h (class Layout): Add have_stabstr_section_ field.
8686 Declare link_stabs_sections.
8687
3d857b98
DK		 86882009-06-23 Doug Kwan <dougkwan@google.com>
8689
8690 * Makefile.am (libgold_a_LIBADD): New.
8691 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8692 * Makefile.in: Regenerate.
8693 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8694 * configure: Regenerate.
8695 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8696 * fileread.cc: Include sys/state.h
8697 * gold.h: Declare memmem and strndup if found missing.
8698 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8699
0639a6f6
ILT		 87002009-06-23 Ian Lance Taylor <iant@google.com>
8701
8702 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8703 * configure: Rebuild.
8704
8d63875c
ILT		 87052009-06-23 Ian Lance Taylor <iant@google.com>
8706
8707 PR 10147
8708 * object.cc (Object::section_contents): Don't try to get a view if
8709 the section has length zero.
8710 (Object::handle_gnu_warning_section): If the section is empty, use
8711 the name of the section as the warning.
8712
f7c8a183
ILT		 87132009-06-23 Ian Lance Taylor <iant@google.com>
8714
8715 PR 10133
8716 * stringpool.h (class Stringpool_template): Add optimize_ field.
8717 (Stringpool_template::set_optimize): New function.
8718 * stringpool.cc (Stringpool_template::Stringpool_template):
8719 Initialize optimize_ field.
8720 (Stringpool_template::set_string_offsets): Test local optimize
8721 fild rather than parameter.
8722 * layout.cc (Layout::Layout): Call set_optimize on the section
8723 name stringpool.
8724
e6a307ba
ILT		 87252009-06-22 Ian Lance Taylor <iant@google.com>
8726
8727 PR 10030
8728 * yyscript.y: Parse TARGET.
8729 * script.cc (script_set_target): New function.
8730 * script-c.h (script_set_target): Declare.
8731 * options.cc (General_options::string_to_object_format): Rename
8732 from string_to_object_format in anonymous namespace. Change
8733 callers.
8734 * options.h (class General_options): Declare
8735 string_to_object_format.
8736
3ee173de
ILT		 87372009-06-22 Ian Lance Taylor <iant@google.com>
8738
8739 * script-sections.cc (Script_sections::create_segments): Don't put
8740 program headers in a PT_LOAD segment if -n or -N.
8741
87422009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8743
8744 PR 10141
8745 * options.h (class General_options): Add -z lazy and -z now. Sort
8746 -z options into alphabetical order.
8747 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8748
cd6739a1 87492009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8750
8751 * layout.cc (Layout::make_output_section): Call
8752 Target::new_output_section.
8753 (Layout::attach_allocated_section_to_segment): Put large section
8754 sections in a separate load segment with the large segment flag
8755 set.
8756 (Layout::segment_precedes): Sort large data segments after other
8757 load segments.
8758 (align_file_offset): New static function.
8759 (Layout::set_segment_offsets): Use align_file_offset.
8760 * output.h (class Output_section): Add is_small_section_ and
8761 is_large_section_ fields.
8762 (Output_section::is_small_section): New function.
8763 (Output_section::set_is_small_section): New function.
8764 (Output_section::is_large_section): New function.
8765 (Output_section::set_is_large_section): New function.
8766 (Output_section::is_large_data_section): New function.
8767 (class Output_segment): Add is_large_data_segment_ field.
8768 (Output_segment::is_large_data_segment): New function.
8769 (Output_segment::set_is_large_data_segment): New function.
8770 * output.cc (Output_section::Output_section): Initialize new
8771 fields.
8772 (Output_segment::Output_segment): Likewise.
8773 (Output_segment::add_output_section): Add assertion that large
8774 data sections always go in large data segments. Force small data
8775 sections to the end of the list of data sections. Force small BSS
8776 sections to the start of the list of BSS sections. For large BSS
8777 sections to the end of the list of BSS sections.
8778 * symtab.h (class Symbol): Declare is_common_shndx.
8779 (Symbol::is_defined): Check Symbol::is_common_shndx.
8780 (Symbol::is_common): Likewise.
8781 (class Symbol_table): Define enum Commons_section_type. Update
8782 declarations. Add small_commons_ and large_commons_ fields.
8783 * symtab.cc (Symbol::is_common_shndx): New function.
8784 (Symbol_table::Symbol_table): Initialize new fields.
8785 (Symbol_table::add_from_object): Put small and large common
8786 symbols in the right list.
8787 (Symbol_table::sized_finalized_symbol): Check
8788 Symbol::is_common_shndx.
8789 (Symbol_table::sized_write_globals): Likewise.
8790 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8791 common symbol lists. Don't call do_allocate_commons_list if the
8792 list is empty.
8793 (Symbol_table::do_allocate_commons_list): Remove is_tls
8794 parameter. Add comons_section_type parameter. Change all
8795 callers. Handle small and large common symbols.
8796 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8797 Symbol::is_common_shndx.
8798 * resolve.cc (symbol_to_bits): Likewise.
8799 * target.h (Target::small_common_shndx): New function.
8800 (Target::small_common_section_flags): New function.
8801 (Target::large_common_shndx): New function.
8802 (Target::large_common_section_flags): New function.
8803 (Target::new_output_section): New function.
8804 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8805 small_common_section_flags, and large_common_section_flags
8806 fields.
8807 (Target::do_new_output_section): New virtual function.
8808 * arm.cc (Target_arm::arm_info): Initialize new fields.
8809 * i386.cc (Target_i386::i386_info): Likewise.
8810 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8811 Likewise.
8812 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8813 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8814 (Target_x86_64::do_new_output_section): New function.
8815 * configure.ac: Define conditional MCMODEL_MEDIUM.
8816 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8817 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8818 (large_LDFLAGS): Define.
8819 * testsuite/large.c: New file.
8820 * testsuite/testfile.cc (Target_test::test_target_info):
8821 Initialize new fields.
8822 * configure, testsuite/Makefile.in: Rebuild.
8823
bb04269c
DK		 88242009-06-05 Doug Kwan <dougkwan@google.com>
8825
8826 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8827 * Makefile.in: Regenerate.
bb04269c
DK		 8828 * i386.cc (class Target_i386): Define new virtual method to
8829 override do_is_local_label_name in parent.
8830 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8831 local symbols if --discard-locals or -X is given.
8832 * options.h (class General_options): Declare new options
8833 '--discard-locals' and '-X' for discarding locals.
8834 * target.h (class Target): Define new methods is_local_label_name.
8835 Declare new virtual method do_is_local_label_name.
8836 * target.cc: New file.
8837 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8838 (check_SCRIPTS): Add discard_locals_test.sh.
8839 (check_DATA): Add discard_local_tests.syms.
8840 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8841 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8842 * testsuite/Makefile.in: Regenerate.
8843 * testsuite/discard_locals_test.c: New file.
8844 * testsuite/discard_locals_test.sh: Same.
8845
805bb01c
DK		 88462009-06-05 Doug Kwan <dougkwan@google.com>
8847
8848 * object.cc (Sized_relobj::Sized_relobj): Initialize
8849 discarded_eh_frame_shndx_ to -1U.
8850 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8851 section.
8852 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8853 a discarded .eh_frame section.
8854 (Sized_relobj::do_finalize_local_symbols): Ditto.
8855 * object.h (class Sized_relobj): Declare new member
8856 discarded_eh_frame_shndx_.
8857 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8858 (local_labels_test.o, local_labels_test): New rules.
8859 * testsuite/Makefile.in: Regenerate.
8860
1dcd334d
DK		 88612009-06-04 Doug Kwan <dougkwan@google.com>
8862
8863 * layout.cc (Layout::section_name_mapping): Add mapping for
8864 special ARM sections.
8865
96d49306
DK		 88662009-06-03 Doug Kwan <dougkwan@google.com>
8867
8868 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8869 (utils::has_overflow): Same.
8870
dff16297
ILT		 88712009-06-03 Ian Lance Taylor <iant@google.com>
8872
8873 * layout.cc (Layout::section_name_mapping): New array, replacing
8874 Layout::linkonce_mapping.
8875 (Layout::section_name_mapping_count): New variable, replacing
8876 Layout::linkonce_mapping_count.
8877 (Layout::linkonce_output_name): Remove.
8878 (Layout::output_section_name): Rewrite.
8879 * layout.h (class Layout): Rename Linkonce_mapping to
8880 Section_name_mapping, linkonce_mapping to section_name_mapping,
8881 linkonce_mapping_count to section_name_mapping_count. Don't
8882 declare linkonce_output_name.
8883
c121c671
DK		 88842009-06-03 Doug Kwan <dougkwan@google.com>
8885
8886 * gold/arm.cc (namespace utils): New.
8887 (Target_arm::reloc_is_non_pic): Define new method.
8888 (class Arm_relocate_functions): New.
8889 (Target_arm::Relocate::relocate): Handle relocation types used by
8890 Android.
8891
07800fab
ILT		 88922009-06-03 Ian Lance Taylor <iant@google.com>
8893
8894 * arm.cc (Target_arm::scan::global): Use || instead of |.
8895
c121c671
DK		 88962009-06-02 Doug Kwan <dougkwan@google.com>
8897
8898 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8899 issued_non_pic_error_.
8900 (class Target_arm::Scan): Declare new method check_non_pic.
8901 Define new method symbol_needs_plt_entry.
8902 Declare new data member issued_non_pic_error_.
8903 (class Target_arm::Relocate): Declare new method
8904 should_apply_static_reloc.
8905 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8906 (Target_arm::Scan::check_non_pic): Define new method.
8907 (Target_arm::Scan::local): Handle a small subset of reloc types used
8908 by Android.
8909 (Target_arm::Scan::local): Same.
8910 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8911
b19b0c6d
ILT		 89122009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8913
8914 * incremental.cc (Incremental_inputs::report_command_line): Filter
8915 out --incremental-* options.
8916
94cdfcff
DK		 89172009-05-29 Doug Kwan <dougkwan@google.com>
8918
8919 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8920 template class.
8921 (class Target_arm): Update comment.
8922 (Target_arm::Target_arm): Initialize new data members GOT_,
8923 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8924 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8925 and Target_arm::rel_dyn_section.
8926 Declare new_enum Target_arm::Got_type.
8927 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8928 and DYNBSS_.
8929 Update commments for member do_dynsym_value.
8930 (Target_arm::got_size, Target_arm::plt_section,
8931 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8932 new methods inside class defintion.
8933 (Target_arm::got_section): Define new method.
8934 (Target_arm::rel_dyn_section): Same.
8935 (Output_data_plt_arm): New template class.
8936 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8937 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8938 (Output_data_plt_arm::add_entry): Same.
8939 (Output_data_plt_arm::first_plt_entry): Define new
8940 static data member for PLT instruction template.
8941 (Output_data_plt_arm::plt_entry): Same.
8942 (Output_data_plt_arm::do_write): Define new method.
8943 (Target_arm::make_plt_entry): Same.
8944 (Target_arm::do_finalize_sections): Same.
8945 (Target_arm::do_dynsym_value): Same.
8946
4a657b0d
DK		 89472009-05-28 Doug Kwan <dougkwan@google.com>
8948
8949 * Makefile.am (TARGETSOURCES): Add arm.cc.
8950 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8951 * Makefile.in: Regenerate.
8952 * arm.cc: New file.
8953 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8954
e7ae8c36
DK		 89552009-05-26 Doug Kwan <dougkwan@google.com>
8956
8957 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8958 (General_options::check_excluded_libs): Strip off directories in
8959 archive name before matching like GNU ld does.
8960 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8961 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8962 (exclude_libs_test_LDFLAGS): Add linker option
8963 -Wl,--exclude-libs,libexclude_libs_test_3
8964 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8965 an explicit archive without using -l.
8966 (alt/libexclude_libs_test_3.a): New make rule.
8967 * testsuite/Makefile.in: Regenerate.
8968 * testsuite/exclude_libs_test.c : Declare lib3_default().
8969 (main): Call it.
8970 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8971 * exclude_libs_test_3.c: New file.
8972
f12e7348
NC		 89732009-05-26 Nick Clifton <nickc@redhat.com>
8974
8975 * po/id.po: New Indonesian translation.
8976 * po/gold.pot: Updated template file.
8977
4daadc0d
ST		 89782009-05-22 Sriraman Tallam <tmsriram@google.com>
8979
e1df38aa 8980 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8981 gc_comdat_test files. Add -Wl,--gc-sections to build
8982 gc_comdat_test.
8983 * testsuite/Makefile.in: Regenerate.
8984 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8985
531813ad
ST		 89862009-05-21 Sriraman Tallam <tmsriram@google.com>
8987
8988 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8989 kept comdat section was garbage collected.
8990 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8991 * testsuite/Makefile.in: Regenerate.
8992 * testsuite/gc_comdat_test.sh: New file.
8993 * testsuite/gc_comdat_test_1.cc: New file.
8994 * testsuite/gc_comdat_test_2.cc: New file.
8995
65514900
CC		 89962009-05-19 Doug Kwan <dougkwan@google.com>
8997
8998 * archive.cc (Archive::Archive): Move constructor from archive.h
8999 to here. Initialize no_export_.
9000 (Archive::get_elf_object_for_member): Set no_export flag of object.
9001 * archive.h (Archive::Archive): Move constructor body to
9002 archive.cc.
9003 (Archive::no_export): New method.
9004 (Archive::no_export_): New field.
9005 * object.h (Object::Object): Initialize no_export_ to false.
9006 (Object::no_export, Object::set_no_export): New methods.
9007 (Object::no_export_): New field.
9008 * options.cc (General_options::parse_exclude_libs): New method.
9009 (General_options::check_excluded_libs) Same.
9010 * options.h (exclude_libs): New option.
9011 (General_options::check_excluded_libs): New method declaration.
9012 (General_options::excluded_libs_): New field.
9013 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9014 default or protected visibility if an object has no-export flag set.
9015 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9016 (check_SCRIPTS): Add exclude_libs_test.sh.
9017 (check_DATA): Add exclude_libs_test.syms.
9018 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9019 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9020 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9021 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9022 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9023 libexclude_libs_test_2.a): New rules.
9024 * testsuite/Makefile.in: Regenerate.
9025 * testsuite/exclude_libs_test.c: New file.
9026 * testsuite/exclude_libs_test.sh: Ditto.
9027 * testsuite/exclude_libs_test_1.c: Ditto.
9028 * testsuite/exclude_libs_test_2.c: Ditto.
9029
1b77ea50
ILT		 90302009-05-15 Ian Lance Taylor <iant@google.com>
9031
9032 * configure.ac: Check for declarations for cases where libiberty.h
9033 checks HAVE_DECL_xxx.
9034 * configure, config.in: Rebuild.
9035
072fe7ce
ILT		 90362009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9037
9038 * gold.h (Incremental_argument_list): Remove (invalid) forward
9039 declaration.
9040 * incremental.cc (Incremental_inputs::report_achive): New method.
9041 (Incremental_inputs::report_object): New method.
9042 (Incremental_inputs::report_script): New method.
9043 (Incremental_inputs::finalize_inputs): New method.
9044 (Incremental_inputs::finalize): Call finalize_inputs().
9045 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9046 Create inputs entries.
9047 * incremental.h (Incremental_input_type): New enum.
9048 (Incremental_inputs::Incremental_input): Initialize new fields.
9049 (Incremental_inputs::report_inputs): New method.
9050 (Incremental_inputs::report_achive): New method.
9051 (Incremental_inputs::report_object): New method.
9052 (Incremental_inputs::report_script): New method.
9053 (Incremental_inputs::finalize_inputs): New method.
9054 (Incremental_inputs::Input_info): New struct.
9055 (Incremental_inputs::Input_info_map): New typedef.
9056 (Incremental_inputs::lock_): New field.
9057 (Incremental_inputs::Inputs_): New field.
9058 (Incremental_inputs::Inputs_map): New field.
9059 * main.cc (main): Call Incremental_input::report_inputs.
9060 * options.h (Input_argument_list): Typedef moved from
9061 Input_arguments.
9062 (Input_file_group::Files): Remove, use ::Input_argument_list.
9063 (Input_file_group::Input_argument_list): Remove, use
9064 ::Input_argument_list.
9065 * plugin.cc (Plugin_manager::add_input_file): Add error in
9066 incremental build.
9067 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9068 functions.
9069 * script.cc (read_input_script): Call
9070 Incremental_input::report_script.
9071 * script.h (Script_info): New class.
9072
b0481b0b
ILT		 90732009-04-27 Ian Lance Taylor <iant@google.com>
9074
9075 * x86_64.cc (do_adjust_output_section): Set entsize to
9076 plt_entry_size.
9077
b22a5a41 90782009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9079
9080 * output.cc (Output_file::close): After short writes, continue
9081 writing from the correct offset in the buffer being written.
9082
40fde488
CD		 90832009-04-23 Chris Demetriou <cgd@google.com>
9084
9085 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9086 * configure: Regenerate.
9087 * config.in: Regenerate.
9088 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9089 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9090
3ce2c28e
ILT		 90912009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9092
9093 * incremental.cc (Incremental_inputs_header_data): Renamed from
9094 Incremental_input_header_data.
9095 (Incremental_inputs_header_data::data_size): New field.
9096 (Incremental_inputs_header_data::put_input_file_count): Renamed
9097 from input_file_count.
9098 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9099 from command_line_offset.
9100 (Incremental_inputs_header_data::put_reserved): Renamed from
9101 put_reserved.
9102 (Incremental_inputs_entry_data): Renamed from
9103 Incremental_input_entry_data.
9104 (Incremental_inputs_entry_data::data_size): New field.
9105 (Incremental_inputs::report_command_line): New method.
9106 (Incremental_inputs::finalize): New method.
9107 (Incremental_inputs::create_incremental_inputs_data): New method.
9108 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9109 * incremental.h: New file.
9110 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9111 (Layout::finalize): Create incremental inputs section in
9112 incremental builds.
9113 (Layout::create_incremental_info_sections): New method.
9114 * layout.h (Layout::incremental_inputs): New method.
9115 (Layout::create_incremental_info_sections): New method.
9116 (Layout::incremental_inputs_): New field.
9117 * main.cc (main): Notify Incremental_input of the command line.
9118
e55bde5e
ILT		 91192009-04-01 Ian Lance Taylor <iant@google.com>
9120 Mikolaj Zalewski <mikolajz@google.com>
9121
9122 * gold.h (reserve_unordered_map): Define, three versions, one for
9123 each version of Unordered_map.
9124 * layout.cc (Layout::Layout): Remove options parameter. Add
9125 number_of_input_files parameter. Don't initialize options_.
9126 Initialize number_of_input_files_ and resized_signatures_. Move
9127 sections_are_attached_.
9128 (Layout::layout_group): Reserve space for group_signatures_.
9129 (Layout::find_or_add_kept_section): Change name parameter to be a
9130 reference. Resize signatures_ map when it gets large enough.
9131 (Layout::layout_eh_frame): Use parameters->options() instead of
9132 this->options_.
9133 (Layout::make_output_section): Likewise.
9134 (Layout::attach_allocated_section_to_segment): Likewise.
9135 (Layout::finalize, Layout::create_executable_stack): Likewise.
9136 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9137 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9138 * layout.h (class Layout): Update declarations. Remove options_
9139 field. Add number_of_input_files_ and resized_signatures_
9140 fields. Move sections_are_attached_ field.
9141 * main.cc (main): Pass number of input files to Layout
9142 constructor. Don't pass options.
9143
154b857c
ILT		 91442009-03-30 Ian Lance Taylor <iant@google.com>
9145
9146 * ffsll.c (ffsll): Correct implementation.
9147
2f35ab9b
ILT		 91482009-03-27 Ian Lance Taylor <iant@google.com>
9149
fd03461a
ILT		 9150 * ffsll.c: New file.
9151 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9152 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9153 * ftruncate.c (ftruncate): Declare before definition.
9154 * mremap.c (mremap): Likewise.
9155 * pread.c (pread): Likewise.
9156 * configure, Makefile.in, config.in: Rebuild.
9157
2f35ab9b
ILT		 9158 * mremap.c: New file.
9159 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9160 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9161 (mremap): Declare if HAVE_MREMAP is not defined.
9162 * configure, Makefile.in, config.in: Rebuild.
9163
33aea2fd
CC		 91642009-03-27 Cary Coutant <ccoutant@google.com>
9165
9166 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9167 position independent.
9168 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9169 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9170
6d479619
CC		 91712009-03-24 Cary Coutant <ccoutant@google.com>
9172
9173 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9174 an executable.
9175 (needs_dynamic_reloc): Likewise.
9176
afc06bb8
ILT		 91772009-03-24 Ian Lance Taylor <iant@google.com>
9178
9179 * yyscript.y (file_cmd): Recognize EXTERN.
9180 (extern_name_list, extern_name_list_body): New nonterminals.
9181 * script.cc (script_add_extern): Define.
9182 * script-c.h (script_add_extern): Declare.
9183
f6060a4d
ILT		 91842009-03-24 Rafael Avila de Espindola <espindola@google.com>
9185
9186 * object.cc (is_elf_object): Define.
9187 * object.h (is_elf_object): Declare.
9188 * archive.cc (Archive::get_elf_object_for_member): Call
9189 is_elf_object.
33aea2fd 9190 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9191
26736d8e
ILT		 91922009-03-24 Elliott Hughes <enh@google.com>
9193
9194 * output.cc (Output_file::map_anonymous): Define.
9195 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9196 try an anonymous one. Report the size if the mmap fails.
9197 * output.h (class Output_file): Declare map_anonymous.
9198
22fd9730
ILT		 91992009-03-24 Ian Lance Taylor <iant@google.com>
9200
9201 * target-select.cc (instantiate_target): Don't acquire the lock if
9202 the instantiated_target_ field has already been set.
9203
cb010894
ILT		 92042009-03-23 Ian Lance Taylor <iant@google.com>
9205
7f055c20
ILT		 9206 * gold-threads.h (class Initialize_lock): Define.
9207 * gold-threads.cc (class Initialize_lock_once): Define.
9208 (initialize_lock_control): New static variable.
9209 (initialize_lock_pointer): New static variable.
9210 (initialize_lock_once): New static function.
9211 (Initialize_lock::Initialize_lock): Define.
9212 (Initialize_lock::initialize): Define.
9213 * target-select.h: Include "gold-threads.h".
9214 (class Target_selector): Add lock_ and initialize_lock_ fields.
9215 Don't define instantiate_target, just declare it.
9216 * target-select.cc (Target_selector::Target_selector): Initialize
9217 new fields.
9218 (Target_selector::instantiate_target): Define.
9219 * descriptors.h: Include "gold-threads.h".
9220 (class Descriptors): Add initialize_lock_ field.
9221 * descriptors.cc (Descriptors::Descriptors): Initialize new
9222 field.
9223 (Descriptors::open): Use initialize_lock_ field
9224 * errors.h (class Errors): Add initialize_lock_ field.
9225 * errors.cc (Errors::Errors): Initialize new field.
9226 (Errors::initialize_lock): Use initialize_lock_ field.
9227 * powerpc.cc (class Target_selector_powerpc): Remove
9228 instantiated_target_ field. In do_recognize call
9229 instantiate_target rather than do_instantiate_target. In
9230 do_instantiate_target just allocate a new target.
9231 * sparc.cc (class Target_selector_sparc): Likewise.
9232
36959681
ILT		 9233 * freebsd.h: New file.
9234 * i386.cc: Include "freebsd.h".
9235 (Target_i386): Derive from Target_freebsd rather than
9236 Sized_target.
9237 (Target_selector_i386): Derive from Target_selector_freebsd rather
9238 than Target_selector.
9239 * x86_64.cc: Include "freebsd.h".
9240 (Target_x86_64): Derive from Target_freebsd rather than
9241 Sized_target.
9242 (Target_selector_x86_64): Derive from Target_selector_freebsd
9243 rather than Target_selector.
9244 * target.h (class Target): Add adjust_elf_header and
9245 do_adjust_elf_header.
9246 * output.cc (Output_file_header:: do_sized_write): Call target
9247 adjust_elf_header routine.
9248 * configure.tgt: Set targ_osabi.
9249 * configure.ac: Define GOLD_DEFAULT_OSABI.
9250 * parameters.cc (Parameters::default_target): Pass
9251 GOLD_DEFAULT_OSABI to select_target.
9252 * target-select.h (class Target_selector): Make instantiate_target
9253 protected rather than private.
9254 * Makefile.am (HFILES): Add freebsd.h.
9255 * configure, Makefile.in, config.in: Rebuild.
9256
cb010894
ILT		 9257 * merge.cc (do_add_input_section): Correct pend value. Change
9258 message about last entry not being null terminated from error to
9259 warning.
9260
0e879927
ILT		 92612009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9262
9263 * incremental.cc: New file.
9264 * Makefile.am (CCFILES): Add incremental.cc.
9265 * Makefile.in: Rebuild.
9266
41105937
PP		 92672009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9268
9269 * layout.cc (Layout::output_section_name): Preserve names
9270 of '.note.' sections.
e1df38aa 9271
60439920
ILT		 92722009-03-19 Ian Lance Taylor <iant@google.com>
9273
9274 * descriptors.cc (Descriptors::open): Check that the options are
9275 valid before using them.
9276
0d371ad3
ILT		 92772009-03-18 Ian Lance Taylor <iant@google.com>
9278
9279 * script-sections.h: Include <list>.
9280 (class Script_sections): Change Sections_elements from std::vector
9281 to std::list. Typedef public Elements_iterator. Add
9282 orphan_section_placement_, data_segment_align_start_, and
9283 saw_data_segment_align_ fields. Remove data_segment_align_index_
9284 field.
9285 * script-sections.cc (class Orphan_section_placement): New class.
9286 (class Sections_element): Add virtual functions is_relro and
9287 orphan_section_init. Remove virtual function place_orphan_here.
9288 (class Output_section_definition): Add is_relro and
9289 orphan_section_init. Remove place_orphan_here.
9290 (class Orphan_output_section): Likewise.
9291 (Script_sections::Script_sections): Update for field changes.
9292 (Script_sections::data_segment_align): Set saw_data_segment_align_
9293 and data_segment_align_start_, not data_segment_align_index.
9294 (Script_sections::data_segment_relro_end): Check
9295 saw_data_segment_align_. Use data_segment_align_start_ rather
9296 than data_segment_align_index_.
9297 (Script_sections::place_orphan): Rewrite to use
9298 Orphan_section_placement.
9299
9201d894
ILT		 93002009-03-17 Ian Lance Taylor <iant@google.com>
9301
9c5b8369
ILT		 9302 * archive.cc (Archive::add_symbols): Check for a version attached
9303 to the symbol name in the archive map.
9304 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9305 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9306 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9307 (ver_test_11.a): New target.
9308 * testsuite/Makefile.in: Rebuild.
9309
9201d894
ILT		 9310 * configure.ac: Check for chsize and posix_fallocate. Replace
9311 ftruncate.
9312 * ftruncate.c: New file, from gnulib.
9313 * output.cc (posix_fallocate): Define dummy version if not
9314 HAVE_POSIX_FALLOCATE.
9315 (Output_file::map): Call posix_fallocate rather than lseek and
9316 write.
9317 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9318 * configure, Makefile.in, config.in: Rebuild.
9319
ef4ab7a8 93202009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9321
ef4ab7a8
PP		 9322 * layout.h (Layout::create_note): Add section_name parameter.
9323 * layout.cc (Layout::create_note): Likewise.
9324 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9325
8c500701
ILT		 93262009-03-17 Ian Lance Taylor <iant@google.com>
9327
e85b18e1
ILT		 9328 * descriptors.cc: Include "options.h".
9329 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9330 (Descriptors::open): Always use O_CLOEXEC when opening a new
9331 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9332 then set FD_CLOEXEC.
9333
9efe6174
ILT		 9334 * sparc.cc (class Target_sparc): Add has_got_section.
9335 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9336 make sure we have a GOT section.
9337
9338 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9339 (Target_sparc::Scan::local): Likewise.
9340 (Target_sparc::Scan::global): Likewise.
9341 (Target_sparc::Relocate::relocate): Likewise.
9342 (Target_sparc::Relocate::relocate_tls): Likewise.
9343
8c500701
ILT		 9344 * symtab.cc (Symbol_table::define_default_version): New function,
9345 broken out of add_from_object.
9346 (Symbol_table::add_from_object): Call define_default_version.
9347 (Symbol_table::define_special_symbol): Add resolve_oldsym
9348 parameter. Change all callers. If the version for a symbol comes
9349 from a version script, resolve it with the symbol with the same
9350 name with no version. Also add the symbol without a version if
9351 appropriate.
9352 (do_define_in_output_data): If resolving with oldsym, don't delete
9353 sym.
9354 (do_define_in_output_segment): Likewise.
9355 (do_define_as_constant): Likewise.
9356 * symtab.h (class Symbol_table): Update declarations.
9357
f1ed28fb
ILT		 93582009-03-13 Ian Lance Taylor <iant@google.com>
9359
15f8229b
ILT		 9360 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9361 (Read_symbols::requeue): New function.
9362 (Read_symbols::do_read_symbols): If make_elf_object fails because
9363 the target type is not configured, and the file was searched for,
9364 issue a warning and retry with the next directory.
9365 (Add_symbols::run): If the file has an incompatible format, and
9366 it was searched for, requeue the Read_symbols task. On error,
9367 release the object.
9368 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9369 dirindex parameter to constructor. Change all callers. Declare
9370 incompatible_warning and requeue.
9371 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9372 input_argument_ and input_group_ fields. Add them to
9373 constructor. Change all callers.
9374 (class Read_script): Add dirindex_ field. Add it to constructor.
9375 Change all callers.
9376 * archive.cc (Archive::setup): Remove input_objects parameter.
9377 Change all callers.
9378 (Archive::get_file_and_offset): Likewise.
9379 (Archive::read_all_symbols): Likewise.
9380 (Archive::read_symbols): Likewise.
9381 (Archive::get_elf_object_for_member): Remove input_objects
9382 parameter. Add punconfigured parameter. Change all callers.
9383 (Archive::add_symbols): Change return type to bool. Check return
9384 value of include_member.
9385 (Archive::include_all_members): Likewise.
9386 (Archive::include_member): Change return type to bool. Return
9387 false if first included object has incompatible target. Set
9388 included_member_ field.
9389 (Add_archive_symbols::run): If add_symbols returns false, requeue
9390 Read_symbols task.
9391 * archive.h (class Archive): Add included_member_ field.
9392 Initialize it in constructor. Add input_file and searched_for
9393 methods. Update declarations.
9394 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9395 input_argument_ fields. Add them to constructor. Change all
9396 callers.
9397 * script.cc: Include "target-select.h".
9398 (class Parser_closure): Add skip_on_incompatible_target_ and
9399 found_incompatible_target_ fields. Add
9400 skip_on_incompatible_target parameter to constructor. Change all
9401 callers. Add methods skip_on_incompatible_target,
9402 clear_skip_on_incompatible_target, found_incompatible_target, and
9403 set_found_incompatible_target.
9404 (read_input_script): Add dirindex parameter. Change all callers.
9405 If parser finds an incompatible target, requeue Read_symbols
9406 task.
9407 (script_set_symbol): Clear skip_on_incompatible_target in
9408 closure.
9409 (script_add_assertion, script_parse_option): Likewise.
9410 (script_start_sections, script_add_phdr): Likewise.
9411 (script_check_output_format): New function.
9412 * script.h (read_input_script): Update declaration.
9413 * script-c.h (script_check_output_format): Declare.
9414 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9415 (ignore_cmd): Remove OUTPUT_FORMAT.
9416 * fileread.cc (Input_file::Input_file): Add explicit this.
9417 (Input_file::will_search_for): New function.
9418 (Input_file::open): Add pindex parameter. Change all callers.
9419 * fileread.h (class Input_file): Add input_file_argument method.
9420 Declare will_search_for. Update declarations.
9421 * object.cc (make_elf_object): Add punconfigured parameter.
9422 Change all callers.
9423 * object.h (class Object): Make input_file public. Add
9424 searched_for method.
9425 (make_elf_object): Update declaration.
9426 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9427 restart search.
9428 * dirsearch.h (class Dirsearch): Update declaration.
9429 * options.h (class General_options): Add --warn-search-mismatch.
9430 * parameters.cc (Parameters::is_compatible_target): New function.
9431 * parameters.h (class Parameters): Declare is_compatible_target.
9432 * workqueue.cc (Workqueue::add_blocker): New function.
9433 * workqueue.h (class Workqueue): Declare add_blocker.
9434
f1ed28fb
ILT		 9435 * fileread.cc (Input_file::open): Remove options parameter.
9436 Change all callers.
9437 (Input_file::open_binary): Likewise.
9438 * script.cc (read_input_script): Likewise.
9439 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9440 options parameter from constructor. Change all callers.
9441 (class Read_script): Likewise.
9442 * fileread.h (class Input_file): Update declarations.
9443 * script.h (read_input_script): Update declaration.
9444
34dd024a
NC		 94452009-03-10 Nick Clifton <nickc@redhat.com>
9446
9447 * po/es.po: New Spanish translation.
9448
6d71b17c
CC		 94492009-03-06 Cary Coutant <ccoutant@google.com>
9450
9451 * options.cc (parse_short_option): Keep dash_z from registering itself.
9452
031cdbed
ILT		 94532009-03-03 Ian Lance Taylor <iant@google.com>
9454
9455 PR 9918
9456 * target-reloc.h (relocate_section): Pass output_section to
9457 relocate.
9458 * i386.cc (Target_i386::should_apply_static_reloc): Add
9459 output_section parameter. Change all callers.
9460 (Target_i386::Relocate::relocate): Add output_section parameter.
9461 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9462 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9463 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9464 * testsuite/two_file_shared.sh: New script.
9465 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9466 (check_DATA): Add two_file_shared.dbg.
9467 (two_file_shared.dbg): New target.
9468 * testsuite/Makefile.in: Rebuild.
9469
15d5fa16
ILT		 94702009-03-01 Ian Lance Taylor <iant@google.com>
9471
9472 * configure.ac: Check for byteswap.h.
9473 * configure: Rebuild.
9474 * config.in: Rebuild.
9475
8a4c0b0d
ILT		 94762009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9477
9478 * layout.cc (Layout::find_or_add_kept_section): New function.
9479 (Layout::add_comdat): Removed.
9480 * layout.h (struct Kept_section): Move out of class Layout.
9481 Remove trailing underscores from field names. Add group_sections
9482 field. Rename group_ field to is_group. Change all uses.
9483 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9484 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9485 comdat_groups_ field.
9486 (Sized_relobj::include_section_group): Use
9487 find_or_add_kept_section and Kept_section::group_sections.
9488 (Sized_relobj::include_linkonce_section): Likewise.
9489 * object.cc (class Sized_relobj): Don't define Comdat_group or
9490 Comdat_group_table. Remove find_comdat_group and
9491 add_comdat_group. Remove comdat_groups_ field.
9492 * plugin.cc (include_comdat_group): Use
9493 Layout::find_or_add_kept_section.
9494
b4ecf66b
ILT		 94952009-02-28 Ian Lance Taylor <iant@google.com>
9496
14359ca0
ILT		 9497 * README: --gc-sections and map files are now supported. Document
9498 some build requirements.
9499
b4ecf66b
ILT		 9500 PR 6992
9501 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9502 relocatable link set the value of the section symbol to zero.
9503 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9504 relocatable link don't include the section address in the local
9505 symbol value.
9506
0602e05a
ILT		 95072009-02-27 Ian Lance Taylor <iant@google.com>
9508
fd9d194f
ILT		 9509 PR 6811
9510 * options.h (class Search_directory): Add is_system_directory.
9511 (class General_options): Declare is_in_system_directory.
9512 * options.cc (get_relative_sysroot): Make static.
9513 (get_default_sysroot): Make static.
9514 (General_optoins::is_in_system_directory): New function.
9515 * fileread.cc (Input_file::is_in_system_directory): New function.
9516 * fileread.h (class Input_file): Declare is_in_system_directory.
9517 * object.h (class Object): Add is_in_system_directory.
9518 (class Input_objects): Remove system_library_directory_ field.
9519 * object.cc (Input_objects::add_object): Don't set
9520 system_library_directory_.
9521 (input_objects::found_in_system_library_directory): Remove.
9522 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9523 parameter. Change all callers.
9524 (Symbol_table::sized_write_globals): Likewise.
9525 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9526 Call Object::is_in_system_directory.
9527 * symtab.h (class Symbol_table): Update declarations.
9528
61edd21f
ILT		 9529 PR 5990
9530 * descriptors.h (Open_descriptor): Add is_on_stack field.
9531 * descriptors.cc (Descriptors::open): If the descriptor is on the
9532 top of the stack, remove it. Initialize is_on_stack field.
9533 (Descriptors::release): Only add pod to stack if it is not on the
9534 stack already.
9535 (Descriptors::close_some_descriptor): Clear stack_next and
9536 is_on_stack fields.
9537
e29e076a
ILT		 9538 PR 7091
9539 * output.cc (Output_section::find_starting_output_address): Rename
9540 from starting_output_address; add PADDR parameter; change return
9541 type.
9542 * output.h (class Output_section): Declare
9543 find_starting_output_address instead of starting_output_address.
9544 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9545 section symbol for which we can't find a merge section.
9546
0602e05a
ILT		 9547 PR 9836
9548 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9549 hidden or internal, force the symbol to be local.
9550 * resolve.cc (Symbol::override_visibility): Define.
9551 (Symbol::override_base): Use override_visibility.
9552 (Symbol_table::resolve): Likewise.
9553 (Symbol::override_base_with_special): Likewise.
9554 (Symbol_table::override_with_special): If the visibility is hidden
9555 or internal, force the symbol to be local.
9556 * symtab.h (class Symbol): Add set_visibility and
9557 override_visibility.
9558 * testsuite/ver_test_1.sh: New file.
9559 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9560 (check_DATA): Add ver_test_1.syms.
9561 (ver_test_1.syms): New target.
9562 * testsuite/Makefile.in: Rebuild.
9563
401a9a73
CC		 95642009-02-25 Cary Coutant <ccoutant@google.com>
9565
9566 * layout.cc (Layout::choose_output_section): Don't rename sections
9567 when using a linker script that has a SECTIONS clause.
9568 * Makefile.in: Regenerate.
9569
9570 * testsuite/Makefile.am (script_test_5.sh): New test case.
9571 * testsuite/Makefile.in: Regenerate.
9572 * testsuite/script_test_5.cc: New file.
9573 * testsuite/script_test_5.sh: New file.
9574 * testsuite/script_test_5.t: New file.
9575
f488e4b0
CC		 95762009-02-13 Rafael Avila de Espindola <espindola@google.com>
9577
9578 * archive.cc (Archive::include_member): Update calls to add_symbols.
9579 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9580 the Layout argument.
9581 * dynobj.h (do_add_symbols): Add the Layout argument.
9582 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9583 Layout argument.
9584 * object.h (Object::add_symbols): Add the Layout argument.
9585 (Object::do_add_symbols): Add the Layout argument.
9586 (Sized_relobj::do_add_symbols): Add the Layout argument.
9587 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9588 Unify the two versions.
9589 (Add_plugin_symbols): Remove.
9590 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9591 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9592 (Add_plugin_symbols): Remove.
9593 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9594 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9595 (Add_symbols::run): Make it work with Pulginobj.
9596
89dd1680
ILT		 95972009-02-06 Ian Lance Taylor <iant@google.com>
9598
9599 * object.cc (Sized_relobj::do_layout): Make info message start
9600 with lower case letter.
9601
266d0a74
ILT		 96022009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9603
602b464e
ILT		 9604 * binary.cc: Fix file comment.
9605
266d0a74
ILT		 9606 * options.h (enum Incremental_disposition): Define.
9607 (class General_options): Add new options: --incremental,
9608 --incremental_changed, --incremental_unchanged,
9609 --incremental_unknown. Add incremental_disposition_ and
9610 implicit_incremental_ fields.
9611 (General_options::incremental_disposition): New function.
9612 (class Position_dependent_options): Add incremental_disposition
9613 option.
9614 (Position_dependent_options::copy_from_options): Set incremental
9615 dispositions.
9616 * options.cc (General_options::parse_incremental_changed): New
9617 function.
9618 (General_options::parse_incremental_unchanged): New function.
9619 (General_options::parse_incremental_unknown): New function.
9620 (General_options::General_options): Initialize new fields
9621 incremental_disposition_ and implicit_incremental_.
9622 (General_options::finalize): Check for uasge of --incremental-*
9623 without --incremental.
9624
f073bbf7
CD		 96252009-02-06 Chris Demetriou <cgd@google.com>
9626
9627 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9628 pointer and to report location as the file name associated with
9629 the symbol.
9630 (gold_undefined_symbol_at_location): New function to replace the
9631 old gold_undefined_symbol functionality.
9632 * target-reloc.h (relocate_section): Update to use
9633 gold_undefined_symbol_at_location.
9634 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9635 Call gold_undefined_symbol function rather than gold_error.
9636 * errors.h (Errors::undefined_symbol): Take location as a
9637 string, rather than calculating it from a relocation.
9638 * errors.cc (Errors::fatal): Print "fatal error:" before the
9639 formatted message.
9640 (Errors::error, Errors::error_at_location): Print "error: "
9641 before the formatted message.
9642 (Errors::undefined_symbol): Take location as a string, rather
9643 than calculating it from a relocation.
9644 (gold_undefined_symbol_at_location): New function akin to
9645 old gold_undefined_symbol, calculates location from relocation.
9646 (gold_undefined_symbol): Change to take only a Symbol pointer
9647 and to report location as the file name associated with the symbol.
9648 * testsuite/debug_msg.sh: Update for changed error messages.
9649 * testsuite/undef_symbol.sh: Likewise.
9650
8e94a90c
ILT		 96512009-02-04 Duncan Sands <baldrick@free.fr>
9652
9653 PR 9812
9654 * reduced_debug_output.h
9655 (Output_reduced_debug_abbrev_section::failed): Use format for
9656 gold_warning.
9657 (Output_reduced_debug_info_section::faild): Likewise.
9658
88a0e15b
ILT		 96592009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9660
9661 * script.cc (Lazy_demangler): New class.
9662 (Version_script_info::get_symbol_version_helper): Demangle a
9663 symbol only once.
9664
5efc7cd2
CC		 96652009-01-29 Cary Coutant <ccoutant@google.com>
9666
9667 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9668 to __tls_get_addr.
9669 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9670
e0ebcf42
ILT		 96712009-01-28 Ian Lance Taylor <iant@google.com>
9672
5efc7cd2 9673 * version.cc (version_string): Bump to 1.9.
75fe7426 9674
e0ebcf42
ILT		 9675 * gold.h: Include <cstring> and <stdint.h>.
9676 * version.cc: Include <cstdio>.
9677 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9678 warning.
9679 * reduced_debug_output.cc (insert_into_vector): Rename from
9680 Insert_into_vector; change all callers. Use Swap_unaligned to
9681 avoid aliasing issue; remove union since it is unnecessary.
9682
8e2813be 96832009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9684
9685 * Makefile.am (CCFILES): Add gc.cc.
9686 (HFILES): Add gc.h.
9687 * Makefile.in: Regenerate.
9688 * gold.cc (Gc_runner): New class.
9689 (queue_initial_tasks): Call garbage collection related tasks
9690 when corresponding options are invoked.
9691 (queue_middle_gc_tasks): New function.
9692 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9693 processed early before laying out sections during garbage collection.
9694 * gold.h (queue_middle_gc_tasks): New function.
9695 (is_prefix_of): Move from "layout.cc".
9696 * i386.cc (Target_i386::gc_process_relocs): New function.
9697 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9698 * main.cc (main): Create object of class "Garbage_collection".
9699 * object.cc (Relobj::copy_symbols_data): New function.
9700 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9701 (Sized_relobj::do_layout): Allow this function to be called twice
9702 during garbage collection and defer layout of section during the
6d03d481
ST		 9703 first call.
9704 * object.h (Relobj::get_symbols_data): New function.
9705 (Relobj::is_section_name_included): New function.
9706 (Relobj::copy_symbols_data): New function.
9707 (Relobj::set_symbols_data): New function.
9708 (Relobj::get_relocs_data): New function.
9709 (Relobj::set_relocs_data): New function.
9710 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9711 (Relobj::gc_process_relocs): New function.
9712 (Relobj::do_gc_process_relocs): New pure virtual function.
9713 (Relobj::sd_): New data member.
9714 (Sized_relobj::is_output_section_offset_invalid): New function.
9715 (Sized_relobj::do_gc_process_relocs): New function.
9716 * options.h (General_options::gc_sections): Modify to not be a no-op.
9717 (General_options::print_gc_sections): New option.
9718 * plugin.cc (Plugin_finish::run): Remove function call to
9719 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9720 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9721 * reloc.cc (Read_relocs::run): Add task to process relocs and
9722 determine unreferenced sections when doing garbage collection.
9723 (Gc_process_relocs): New class.
9724 (Sized_relobj::do_gc_process_relocs): New function.
9725 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9726 sections that are garbage collected.
9727 * reloc.h (Gc_process_relocs): New class.
9728 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9729 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9730 symbols whose corresponding sections are garbage collected.
9731 (Symbol_table::Symbol_table): Add new parameter for the garbage
9732 collection object.
9733 (Symbol_table::gc_mark_undef_symbols): New function.
9734 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9735 (Symbol_table::gc_mark_dyn_syms): New function.
9736 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9737 as garbage.
9738 (Symbol_table::add_from_object): Likewise.
9739 (Symbol_table::add_from_relobj): When building shared objects, do not
9740 treat externally visible symbols as garbage.
9741 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9742 table information for static and relocatable links.
9743 * symtab.h (Symbol_table::set_gc): New function.
9744 (Symbol_table::gc): New function.
9745 (Symbol_table::gc_mark_undef_symbols): New function.
9746 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9747 (Symbol_table::gc_mark_dyn_syms): New function.
9748 (Symbol_table::gc_): New data member.
e1df38aa 9749 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9750 function.
9751 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9752 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9753
3b293544
CF		 97542009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9755
9756 * options.h (General_options::gc_sections): Define as a no-op for now.
9757 (General_options::no_keep_memory): Ditto.
9758 (General_options::Bshareable): Define.
9759 * options.cc (General_options::finalize): Honor -Bshareable.
9760
83d22aa8
AS		 97612009-01-20 Andreas Schwab <schwab@suse.de>
9762
9763 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9764 read the value in the contents, since we don't use it. Use the
9765 template endianness when writing.
9766 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9767
cd536b21
AS		 97682009-01-19 Andreas Schwab <schwab@suse.de>
9769
9770 * configure.tgt (powerpc64-*): Fix targ_obj.
9771
99e9a495
ILT		 97722009-01-15 Ian Lance Taylor <iant@google.com>
9773
9774 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9775 local symbols when stripping all symbols.
9776
bbbfea06
CC		 97772009-01-14 Cary Coutant <ccoutant@google.com>
9778
99e9a495 9779 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9780
0f7c0701
CC		 97812009-01-14 Cary Coutant <ccoutant@google.com>
9782
9783 * archive.cc (Archive::get_elf_object_for_member): Remove call
9784 to File_read::claim_for_plugin.
9785 * descriptors.cc (Descriptors::open): Remove reference to
9786 is_claimed.
9787 (Descriptors::claim_for_plugin): Remove.
9788 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9789 (Descriptors::is_claimed): Remove.
9790 (claim_descriptor_for_plugin): Remove.
9791 * fileread.cc (File_read::claim_for_plugin): Remove.
9792 * fileread.h (File_read::claim_for_plugin): Remove.
9793 (File_read::descriptor): Reopen descriptor if necessary.
9794 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9795 (Plugin_manager::all_symbols_read): Add task parameter. Change
9796 all callers.
9797 (Plugin_manager::get_input_file): New function.
9798 (Plugin_manager::release_input_file): New function.
9799 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9800 corresponding data member.
9801 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9802 and pass to base constructor. Change all callers.
9803 (get_input_file, release_input_file): New functions.
9804 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9805 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9806 (Plugin_manager::all_symbols_read): Add task parameter.
9807 (Plugin_manager::get_input_file): New function.
9808 (Plugin_manager::release_input_file): New function.
9809 (Plugin_manager::task_): New data member.
9810 (Pluginobj::Pluginobj): Add filesize parameter.
9811 (Pluginobj::filename): New function.
9812 (Pluginobj::descriptor): New function.
9813 (Pluginobj::filesize): New function.
9814 (Pluginobj::filesize_): New data member.
9815 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9816 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9817 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9818
9819 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9820 with archive libraries.
9821 * testsuite/Makefile.in: Regenerate.
9822 * testsuite/plugin_test.c (struct sym_info): New type.
9823 (get_input_file, release_input_file): New static variables.
9824 (onload): Capture new transfer vector entries.
9825 (claim_file_hook): Stop reading at end of file according to filesize.
9826 Factor out parsing of readelf output into separate function.
9827 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9828 APIs and get the source file name from the symbol table. Convert
9829 source file name to corresponding object file name. Print info
9830 message when adding new input files.
9831 (parse_readelf_line): New function.
9832 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9833 * testsuite/plugin_test_2.sh: Likewise.
9834 * testsuite/plugin_test_3.sh: Likewise.
9835 * testsuite/plugin_test_4.sh: New test case.
9836
62a6d109
ILT		 98372009-01-07 Ian Lance Taylor <iant@google.com>
9838
9839 * version.cc (version_string): Bump to 1.8.
9840
483620e8
CC		 98412008-12-23 Cary Coutant <ccoutant@google.com>
9842
9843 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9844 * plugin.cc (Plugin_manager::finish): Rename as
9845 layout_deferred_objects. Move cleanup to separate function.
9846 (Plugin_manager::cleanup): New function.
9847 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9848 separately.
9849 * plugin.h (Plugin_manager::finish): Rename as
9850 layout_deferred_objects.
9851 (Plugin_manager::cleanup): New function.
9852 (Plugin_manager::cleanup_done): New field.
9853
d66a9eb3
CC		 98542008-12-23 Cary Coutant <ccoutant@google.com>
9855
9856 * plugin.cc (is_visible_from_outside): New function.
9857 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9858 so we don't return "IR only" status for exported symbols or -r links.
9859
9860 * testsuite/Makefile.am (plugin_test_3): New test case.
9861 * testsuite/Makefile.in: Regenerate.
9862 * testsuite/plugin_test_3.sh: New file.
9863
5995b570
CC		 98642008-12-22 Cary Coutant <ccoutant@google.com>
9865
9866 * object.cc (Sized_relobj::layout_section): New function.
9867 (Sized_relobj::do_layout): Defer layout of input sections until after
9868 plugin has provided replacement files.
9869 (Sized_relobj::do_layout_deferred_sections): New function.
9870 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9871 (Relobj::layout_deferred_sections): New function.
9872 (Relobj::do_layout_deferred_sections): New function.
9873 (Sized_relobj::do_layout_deferred_sections): New function.
9874 (Sized_relobj::layout_section): New function.
9875 (Sized_relobj::Deferred_layout): New structure.
9876 (Sized_relobj::deferred_layout_): New field.
9877 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9878 Change all callers. Layout deferred sections.
9879 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9880 references.
9881 (Plugin_hook::run): Move code from do_plugin_hook inline.
9882 (Plugin_hook::do_plugin_hook): Remove.
9883 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9884 (Plugin_manager::finish): Renamed, was cleanup.
9885 (Plugin_manager::should_defer_layout): New function.
9886 (Plugin_manager::add_deferred_layout_object): New function.
9887 (Plugin_manager::Deferred_layout_list): New type.
9888 (Plugin_manager::deferred_layout_objects_): New field.
9889 (Plugin_hook::do_plugin_hook): Remove.
9890
ee769c88
ILT		 98912008-12-17 Ian Lance Taylor <iant@google.com>
9892
9893 * options.h (class General_options): Add --no case for
9894 --export-dynamic.
9895
abc8dcba
CC		 98962008-12-16 Cary Coutant <ccoutant@google.com>
9897
9898 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9899 vector.
9900 (Plugin_manager::claim_file): Create plugin object even if
9901 plugin did not call the add_symbols callback.
9902 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9903 asking for more symbols than were added.
9904 * testsuite/Makefile.am (plugin_test_1): Add test case with
9905 no global symbols.
9906 (empty.syms): New target.
9907 * testsuite/Makefile.in: Regenerate.
9908 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9909 message. Don't call add_symbols if no globals.
9910 (all_symbols_read_hook): Don't provide replacement for empty
9911 claimed file.
9912
b0074644
ILT		 99132008-12-12 Ian Lance Taylor <iant@google.com>
9914
68943102
ILT		 9915 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9916 r_type == 0 for a local symbol with r_sym == 0.
9917 (scan_relocatable_relocs): Pass r_sym to
9918 local_non_section_strategy.
9919 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9920 r_sym parameter.
9921
b0074644
ILT		 9922 * configure.ac: Update test for TLS descriptors: they are
9923 supported as of glibc 2.9.
9924 * configure: Rebuild.
9925
c2508178
ILT		 99262008-12-11 Ian Lance Taylor <iant@google.com>
9927
9928 PR 7091
9929 * target-reloc.h (Default_scan_relocatable_relocs): For each
9930 function, map r_type == 0 to RELOC_DISCARD.
9931
2756a258
CC		 99322008-12-10 Cary Coutant <ccoutant@google.com>
9933
9934 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9935 object to override a kept COMDAT group from a plugin object.
9936
bb6f53d3
ILT		 99372008-12-09 Ian Lance Taylor <iant@google.com>
9938
fbc558e1
ILT		 9939 PR 7088
9940 * yyscript.y (file_cmd): Handle INPUT.
9941
bb6f53d3
ILT		 9942 * testsuite/initpri1.c: Change all declarations to be full
9943 prototypes by adding void, to avoid compiler warnings.
9944
4674ecfc
CC		 99452008-12-05 Rafael Avila de Espindola <espindola@google.com>
9946
9947 * options.cc (General_options::parse_plugin_opt): New.
9948 (General_options::add_plugin): The argument now is just the filename.
9949 (General_options::add_plugin_option): New.
9950 * options.h (plugin_opt): New.
9951 (add_plugin): Change argument name.
9952 (add_plugin_option): New.
9953 * plugin.cc (Plugin::load): Don't parse the plugin option.
9954 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9955 (Plugin::add_option): New.
9956 (Plugin::args_): Change type.
9957 (Plugin::filename_): New.
9958 (Plugin_manager::add_plugin_option): New.
9959 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9960 * testsuite/Makefile.in: Regenerate.
9961
fd06b4aa
CC		 99622008-12-05 Cary Coutant <ccoutant@google.com>
9963
9964 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9965 Handle --strip-lto-sections option.
9966 * options.h (strip_lto_sections): New option.
9967
6c52134c
CC		 99682008-12-01 Cary Coutant <ccoutant@google.com>
9969
9970 * plugin.cc (ld_plugin_message): Change format parameter to const.
9971 Fix mismatch between new[] and delete.
9972
a45248e0
CC		 99732008-11-14 Cary Coutant <ccoutant@google.com>
9974
9975 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9976 instead of -1U.
9977
c82fbeee
CS		 99782008-11-05 Craig Silverstein <csilvers@google.com>
9979
9980 * options.cc (General_options::parse_dynamic_list): New function.
9981 * options.h (General_options): New flags dynamic_list,
9982 dynamic_list_data, dynamic_list_cpp_new, and
9983 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9984 (General_options::in_dynamic_list): New function.
9985 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9986 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9987 (Lex::can_continue_name): Likewise.
9988 (yylex): Likewise.
9989 (read_script_file): New parameter script_options.
9990 (read_dynamic_list): New function.
9991 (Script_options::define_dynamic_list): New function.
9992 (dynamic_list_keyword_parsecodes): New variable.
9993 (dynamic_list_keywords): New variable.
9994 * script.h (Script_options::define_dynamic_list): New function
9995 prototype.
9996 (read_dynamic_list): New function prototype.
9997 * symtab.cc (strprefix): New macro.
9998 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9999 dynamic_list_data, dynamic_list_cpp_new, and
10000 dynamic_list_cpp_typeinfo.
10001 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10002 (dynamic_list_expr): New rule.
10003 (dynamic_list_nodes): Likewise.
10004 (dynamic_list_node): Likewise.
10005 * testsuite/Makefile.am (dynamic_list): New test.
10006 * testsuite/Makefile.in: Regenerated.
10007 * testsuite/dynamic_list.t: New file.
10008 * testsuite/dynamic_list.sh: New file.
10009
e0bb29a5
CS		 100102008-11-05 Craig Silverstein <csilvers@google.com>
10011
10012 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10013 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10014 (t11_last): Likewise.
10015 * testsuite/ver_test_6.c (main): Likewise.
10016
4e1e25e0
CC		 100172008-10-07 Cary Coutant <ccoutant@google.com>
10018
10019 * options.c (General_options::finalize): Add check for -static and
10020 -shared.
10021 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10022 is not empty.
10023
92f03fcb
CC		 100242008-10-02 Cary Coutant <ccoutant@google.com>
10025
10026 * plugin.cc (make_sized_plugin_object): Fix conditional
10027 compilation to work when not all targets are enabled.
10028
fbd8a257
CC		 100292008-09-29 Cary Coutant <ccoutant@google.com>
10030
10031 * archive.cc (Archive::get_file_and_offset): Use filename instead
10032 of name to get library path.
10033 (Archive::include_member): Unlock external member of a thin archive.
10034
10035 * testsuite/Makefile.am (TEST_AR): New variable.
10036 (thin_archive_test_1): New test.
10037 (thin_archive_test_2): New test.
81636b3f
CC		 10038 * testsuite/Makefile.in: Regenerate.
10039 * testsuite/thin_archive_main.cc: New file.
10040 * testsuite/thin_archive_test_1.cc: New file.
10041 * testsuite/thin_archive_test_2.cc: New file.
10042 * testsuite/thin_archive_test_3.cc: New file.
10043 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10044
eff45813
CC		 100452008-09-29 Cary Coutant <ccoutant@google.com>
10046
10047 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10048 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10049 instead of -1U.
10050 (Sized_relobj::do_finalize_local_symbols): Likewise.
10051 (Sized_relobj::map_to_kept_section): Likewise.
10052 * object.h (Sized_relobj::invalid_address): New constant.
10053 (Sized_relobj::do_output_section_offset): Check for invalid_address
10054 and return -1ULL.
10055 * output.cc (Output_reloc::local_section_offset): Use constant
10056 invalid_address instead of -1U.
10057 (Output_reloc::get_address): Likewise.
10058 (Output_section::output_address): Change -1U to -1ULL.
10059 * output.h (Output_reloc::invalid_address): New constant.
10060 * reloc.cc (Sized_relobj::write_sections): Use constant
10061 invalid_address instead of -1U.
10062 (Sized_relobj::relocate_sections): Likewise.
10063 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10064 values for merge sections.
10065 * target-reloc.h (relocate_for_relocatable): Use constant
10066 invalid_address instead of -1U.
10067
89fc3421
CC		 100682008-09-19 Cary Coutant <ccoutant@google.com>
10069
10070 Add plugin functionality for link-time optimization (LTO).
10071 * configure.ac (plugins): Add --enable-plugins option.
10072 * configure: Regenerate.
10073 * config.in: Regenerate.
10074 * Makefile.am (LIBDL): New variable.
10075 (CCFILES): Add plugin.cc.
10076 (HFILES): Add plugin.h.
10077 (ldadd_var): Add LIBDL.
10078 * Makefile.in: Regenerate.
10079
10080 * archive.cc: Include "plugin.h".
10081 (Archive::setup): Don't preread archive symbols when using a plugin.
10082 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10083 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10084 files.
10085 (Archive::include_member): Add symbols from plugin objects.
10086 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10087 * descriptors.cc (Descriptors::open): Check for file descriptors
10088 abandoned by plugins.
10089 (Descriptors::claim_for_plugin): New function.
10090 * descriptors.h (Descriptors::claim_for_plugin): New function.
10091 (Open_descriptor::is_claimed): New field.
10092 (claim_descriptor_for_plugin): New function.
10093 * fileread.cc (File_read::claim_for_plugin): New function.
10094 * fileread.h (File_read::claim_for_plugin): New function.
10095 (File_read::descriptor): New function.
10096 * gold.cc: Include "plugin.h".
10097 (queue_initial_tasks): Add task to call plugin hooks for generating
10098 new object files.
10099 * main.cc: Include "plugin.h".
10100 (main): Load plugin libraries.
10101 * object.h (Pluginobj): Declare.
10102 (Object::pluginobj): New function.
10103 (Object::do_pluginobj): New function.
10104 (Object::set_target): New function.
10105 * options.cc: Include "plugin.h".
10106 (General_options::parse_plugin): New function.
10107 (General_options::General_options): Initialize plugins_ field.
10108 (General_options::add_plugin): New function.
10109 * options.h (Plugin_manager): Declare.
10110 (General_options): Add --plugin option.
10111 (General_options::has_plugins): New function.
10112 (General_options::plugins): New function.
10113 (General_options::add_plugin): New function.
10114 (General_options::plugins_): New field.
10115 * plugin.cc: New file.
10116 * plugin.h: New file.
10117 * readsyms.cc: Include "plugin.h".
10118 (Read_symbols::do_read_symbols): Check for archive before checking
10119 for ELF file. Call plugin hooks to claim files.
10120 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10121 from a real object file; force override when processing replacement
10122 files.
10123 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10124 (Symbol::init_base_object): Likewise.
10125 (Symbol::init_base_output_data): Likewise.
10126 (Symbol::init_base_output_segment): Likewise.
10127 (Symbol::init_base_constant): Likewise.
10128 (Symbol::init_base_undefined): Likewise.
10129 (Symbol::output_section): Assert that object is not a plugin.
10130 (Symbol_table::add_from_pluginobj): New function.
10131 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10132 undefined.
10133 (Symbol_table::sized_write_globals): Likewise.
10134 (Symbol_table::add_from_pluginobj): Instantiate template.
10135 * symtab.h (Sized_pluginobj): Declare.
10136 (Symbol::in_real_elf): New function.
10137 (Symbol::set_in_real_elf): New function.
10138 (Symbol::in_real_elf_): New field.
10139 (Symbol_table::add_from_pluginobj): New function.
10140
10141 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10142 (LIBDL): New variable.
10143 (LDADD): Add LIBDL.
10144 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10145 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10146 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10147 (MOSTLYCLEANFILES): Likewise.
10148 * testsuite/Makefile.in: Regenerate.
10149 * testsuite/plugin_test.c: New file.
10150 * testsuite/plugin_test_1.sh: New file.
10151 * testsuite/plugin_test_2.sh: New file.
10152
de31bda5
ILT		 101532008-09-16 Ian Lance Taylor <iant@google.com>
10154
9c2d0ef9
ILT		 10155 * target-reloc.h (relocate_section): Check whether a symbol is
10156 defined by the ABI before reporting an undefined symbol error.
10157 * target.h (Target::is_defined_by_abi): Make parameter const.
10158 (Target::do_is_defined_by_abi): Likewise.
10159 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10160 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10161 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10162 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10163 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10164 * testsuite/Makefile.in: Rebuild.
10165
de31bda5
ILT		 10166 * fileread.cc (make_view): Add casts to avoid warning.
10167
9fa33bee
AO		 101682008-09-16 Alexandre Oliva <aoliva@redhat.com>
10169
10170 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10171 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10172
183fd0e3
AO		 101732008-09-16 Alexandre Oliva <aoliva@redhat.com>
10174
10175 * options.h (General_options::output_is_executable): New.
10176 (General_options::output_is_pie): New.
10177 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10178 for shared libraries.
10179 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10180
7be8330a
CD		 101812008-09-11 Chris Demetriou <cgd@google.com>
10182
10183 * options.h (origin): New -z option.
10184 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10185 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10186 in DT_FLAGS_1.
10187
a9caad02
CC		 101882008-09-05 Cary Coutant <ccoutant@google.com>
10189
10190 * fileread.cc (File_read::make_view): Add check for attempt to map
10191 beyond end of file.
10192
ae6dce4d
CC		 101932008-09-05 Cary Coutant <ccoutant@google.com>
10194
10195 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10196 explicit instantiations.
10197
d7ab2a47
KVH		 101982008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10199
10200 PR gold/6858
10201 * options.cc (General_options::finalize): Allow undefined symbols
10202 in shlibs if linking -shared.
10203
10204 PR gold/6859
10205 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10206 symbols as not needing a dynsym entry.
10207
1e52a9c1
CS		 102082008-08-20 Craig Silverstein <csilvers@google.com>
10209
10210 * fileread.cc (File_read::open): Do not lock the file unless it
10211 was successfully opened.
10212
d85c80a3
CC		 102132008-08-14 Cary Coutant <ccoutant@google.com>
10214
10215 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10216 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10217 * testsuite/tls_test.cc (struct int128): 128-bit struct
10218 for testing TLS relocs with non-zero addend.
10219 (v12): New TLS variable.
10220 (t12): New test.
10221 (t_last): Add check for v12.
10222 * testsuite/tls_test.h (t12): New function.
10223 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10224
2d924fd9
ILT		 102252008-08-13 Ian Lance Taylor <iant@google.com>
10226
10227 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10228 set tls_segment_ or relro_segment_.
10229 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10230 when appropriate.
10231 * output.h (Output_section::clear_is_relro): New function.
10232 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10233 sections specially even when output_data_ is empty.
10234 (Output_segment::maximum_alignment): When first section is relro,
10235 only force alignment for PT_LOAD segments.
10236 * script.cc (script_data_segment_align): New function.
10237 (script_data_segment_relro_end): New function.
10238 * script-c.h (script_data_segment_align): Declare.
10239 (script_data_segment_relro_end): Declare.
10240 * script-sections.h (class Script_sections): Declare
10241 data_segment_align and data_segment_relro_end. Add fields
10242 segment_align_index_ and saw_relro_end_.
10243 * script-sections.cc (class Sections_element): Add set_is_relro
10244 virtual function. Add new bool* parameter to place_orphan_here.
10245 Add get_output_section virtual function.
10246 (class Output_section_definition): Add set_is_relro. Add new
10247 bool* parameter to place_orphan_here. Add get_output_section.
10248 Add is_relro_ field.
10249 (Output_section_definition::Output_section_definition): Initialize
10250 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10251 and is_relro_ fields.
10252 (Output_section_definition::place_orphan_here): Add is_relro
10253 parameter.
10254 (Output_section_definition::set_section_addresses): Set relro for
10255 output section.
10256 (Output_section_definition::alternate_constraint): Likewise.
10257 (class Orphan_output_section): Add new bool* parameter to
10258 place_orphan_here. Add get_output_section.
10259 (Orphan_output_section::place_orphan_here): Add is_relro
10260 parameter.
10261 (Script_sections::Script_sections): Initialize
10262 data_segment_align_index_ and saw_relro_end_.
10263 (Script_sections::data_segment_align): New function.
10264 (Script_sections::data_segment_relro_end): New function.
10265 (Script_sections::place_orphan): Set or clear is_relro.
10266 (Script_sections::set_section_addresses): Force alignment of first
10267 TLS section.
10268 * yyscript.y (exp): Call script_data_segment_align and
10269 script_data_segment_relro_end.
10270 * testsuite/relro_script_test.t: New file.
10271 * testsuite/relro_test.cc (using_script): Declare.
10272 (t1, t2): Test using_script.
10273 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10274 (relro_script_test_SOURCES): Define.
10275 (relro_script_test_DEPENDENCIES): Define.
10276 (relro_script_test_LDFLAGS): Define.
10277 (relro_script_test_LDADD): Define.
10278 (relro_script_test.so): New target.
10279 * testsuite/Makefile.in: Rebuild.
10280
f827c9a9
CC		 102812008-08-06 Cary Coutant <ccoutant@google.com>
10282
10283 * archive.cc (Archive::total_archives, Archive::total_members)
10284 (Archive::total_members_loaded): New variables.
10285 (Archive::setup): Add parameter. Add option to preread
10286 archive symbols.
10287 (Archive::read_armap): Add counter.
10288 (Archive::get_file_and_offset): New function.
10289 (Archive::get_elf_object_for_member): New function.
10290 (Archive::read_all_symbols): New function.
10291 (Archive::read_symbols): New function.
10292 (Archive::add_symbols): Add counters.
10293 (Archive::include_all_members): Use armap to find members if it's
10294 already built.
10295 (Archive::include_member): Skip reading symbols if already read.
10296 Factored code into Archive::get_file_and_offset and
10297 Archive::get_elf_object_for_member. Changed call to
10298 Mapfile::report_include_archive_member.
10299 (Archive::print_stats): New function.
10300 * archive.h: Declare Object and Read_symbols_data classes.
10301 (Archive::Archive): Add initializers for new members.
10302 (Archive::setup): Add parameter.
10303 (Archive::print_stats): New function.
10304 (Archive::total_archives, Archive::total_members)
10305 (Archive::total_members_loaded): New variables.
10306 (Archive::get_file_and_offset): New function.
10307 (Archive::get_elf_object_for_member): New function.
10308 (Archive::read_all_symbols): New function.
10309 (Archive::read_symbols): New function.
10310 (Archive::Archive_member): New class.
10311 (Archive::members_): New member.
10312 (Archive::num_members_): New member.
10313 * main.cc: Include archive.h.
10314 (main): Call Archive::print_stats.
10315 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10316 archive parameter; member_name is now the fully-decorated name.
10317 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10318 * options.h: (General_options): Add --preread-archive-symbols option.
10319 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10320 Archive::setup.
10321
de4c45bd
ILT		 103222008-08-04 Ian Lance Taylor <iant@google.com>
10323
10324 * symtab.h (Symbol::use_plt_offset): New function.
10325 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10326 * powerpc.cc (Relocate::relocate): Likewise.
10327 * sparc.cc (Relocate::relocate): Likewise.
10328 * x86_64.cc (Relocate::relocate): Likewise.
10329 * testsuite/weak_plt.sh: New test.
10330 * testsuite/weak_plt_main.cc: New test.
10331 * testsuite/weak_plt_shared.cc: New test.
10332 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10333 (check_PROGRAMS): Add weak_plt.
10334 (check_DATA): Add weak_plt_shared.so.
10335 (weak_plt_main_pic.o, weak_plt): New targets.
10336 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10337 * testsuite/Makefile.in: Rebuild.
10338
10339 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10340 gcctestdir/ld.
10341 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10342 * testsuite/Makefile.in: Rebuild.
10343
323ee3f4
AM		 103442008-08-04 Alan Modra <amodra@bigpond.net.au>
10345
10346 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10347 * Makefile.in: Regenerate.
10348 * po/POTFILES.in: Regenerate.
10349
7c07ecec
ILT		 103502008-07-29 Ian Lance Taylor <iant@google.com>
10351
10352 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10353 symbols before other symbols.
10354 * testsuite/script_test_2.cc (test_addr): Declare.
10355 (test_addr_alias): Declare.
10356 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10357 values.
7c07ecec
ILT		 10358 * testsuite/script_test_2.t: Define test_addr_alias and
10359 test_addr.
10360
5778530e
ILT		 103612008-07-24 Ian Lance Taylor <iant@google.com>
10362
2a00e4fb
ILT		 10363 PR 5990
10364 * descriptors.cc: New file.
10365 * descriptors.h: New file.
10366 * gold-threads.h (class Hold_optional_lock): New class.
10367 * fileread.cc: Include "descriptors.h".
10368 (File_read::~File_read): Release descriptor rather than closing
10369 it.
10370 (File_read::open) [file]: Call open_descriptor rather than open.
10371 Set is_descriptor_opened_.
10372 (File_read::open) [memory]: Assert that descriptor is not open.
10373 (File_read::reopen_descriptor): New function.
10374 (File_read::release): Release descriptor.
10375 (File_read::do_read): Make non-const. Reopen descriptor.
10376 (File_read::read): Make non-const.
10377 (File_read::make_view): Reopen descriptor.
10378 (File_read::do_readv): Likewise.
10379 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10380 Update declarations.
10381 * layout.cc: Include "descriptors.h".
10382 (Layout::create_build_id): Use open_descriptor rather than open.
10383 * output.cc: Include "descriptors.h".
10384 (Output_file::open): Use open_descriptor rather than open.
10385 * archive.cc (Archive::const_iterator): Change Archive to be
10386 non-const.
10387 (Archive::begin, Archive::end): Make non-const.
10388 (Archive::count_members): Likewise.
10389 * archive.h (class Archive): Update declarations.
10390 * object.h (Object::read): Make non-const.
10391 * Makefile.am (CCFILES): Add descriptors.cc.
10392 (HFILES): Add descriptors.h.
10393 * Makefile.in: Rebuild.
10394
801647d1
ILT		 10395 PR 6716
10396 * gold.h: Always include <clocale>. Add Solaris workarounds
10397 following code in binutils/sysdep.h.
10398
5edd166e
ILT		 10399 PR 6048
10400 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10401 this->eh_frame_hdr_ is NULL before using it.
10402
c89ad728
ILT		 10403 * dynobj.cc (Versions::Versions): Update comment.
10404
aa86f06b
ILT		 10405 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10406 the base version name.
10407
5778530e
ILT		 10408 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10409 array size plus one.
10410 (Stringpool_template::set_string_offsets): Subtract one from key
10411 before using it as an array index.
10412 (Stringpool_template::get_offset_with_length): Likewise.
10413 (Stringpool_template::write_to_buffer): Likewise.
10414 * stringpool.h (Stringpool_template::get_offset_from_key):
10415 Likewise.
10416
057ead22
ILT		 104172008-07-23 Ian Lance Taylor <iant@google.com>
10418
7f649c59
ILT		 10419 PR 6658
10420 * object.h (Merged_symbol_value::value): Do our best to handle a
10421 negative addend.
10422
057ead22
ILT		 10423 PR 6647
10424 * script.cc (Version_script_info::get_versions): Don't add empty
10425 version tag to return value.
10426 (Version_script_info::get_symbol_version_helper): Change return
10427 type to bool. Add pversion parameter. Change all callers.
10428 (script_register_vers_node): Don't require a non-NULL tag.
10429 * script.h (class Version_script_info): Update declarations.
10430 (Version_script_info::get_symbol_version): Change return type to
10431 bool. Add version parameter. Change all callers.
10432 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10433 handling. Handle an empty version from a version script.
10434 (Symbol_table::define_special_symbol): Likewise.
10435 * testsuite/ver_test_10.script: New file.
10436 * testsuite/ver_test_10.sh: New file.
10437 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10438 (check_DATA): Add ver_test_10.syms.
10439 (ver_test_10.syms, ver_test_10.so): New target.
10440 * testsuite/Makefile.in: Rebuild.
10441
58e54ac2
CD		 104422008-07-23 Simon Baldwin <simonb@google.com>
10443
10444 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10445 to zero for undefined symbols from dynamic libraries.
10446
95d14cd3
ILT		 104472008-07-23 Ian Lance Taylor <iant@google.com>
10448
10449 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10450 Change all callers.
10451 * symtab.h (class Symbol_table): Update declaration.
10452 * testsuite/ver_test_9.cc: New file.
10453 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10454 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10455 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10456 (ver_test_9.so, ver_test_9.o): New targets.
10457 * testsuite/Makefile.in: Rebuild.
10458
92de84a6
ILT		 104592008-07-22 Ian Lance Taylor <iant@google.com>
10460
34810851
ILT		 10461 * options.h (class General_options): Define --check-sections.
10462 * layout.cc (Layout::set_segment_offsets): Handle
10463 --check-sections.
10464
af6156ef
ILT		 10465 * options.h (class General_options): Define -n/--nmagic and
10466 -N/--omagic.
10467 * options.cc (General_options::finalize): For -n/--nmagic or
10468 -N/--omagic, set -static.
10469 * layout.cc (Layout::attach_allocated_section_to_segment): If
10470 -N/--omagic, don't put read-only and read-write sections in
10471 different segments.
10472 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10473 finding a read-only segment.
10474 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10475 don't set the minimum segment alignment to the common page size,
10476 and don't set the file offset to the address modulo the page size.
10477 * script-sections.cc (Script_sections::create_segments): If
10478 -n/--omagic, don't put read-only and read-write sections in
10479 different segments.
10480
92de84a6
ILT		 10481 * cref.cc: New file.
10482 * cref.h: New file.
10483 * options.h (class General_options): Add --print-symbol-counts.
10484 * main.cc (main): Issue defined symbol report if requested.
10485 * archive.cc (Archive::interpret_header): Make into a const member
10486 function.
10487 (Archive::add_symbols): Call Input_objects::archive_start and
10488 archive_stop.
10489 (Archive::const_iterator): Define new class.
10490 (Archive::begin, Archive::end): New functions.
10491 (Archive::include_all_members): Rewrite to use iterator.
10492 (Archive::count_members): New function.
10493 * archive.h (class Archive): Update declarations.
10494 (Archive::filename): New function.
10495 * object.cc: Include "cref.h".
10496 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10497 (Sized_relobj::do_get_global_symbol_counts): New function.
10498 (Input_objects::add_object): Add object to cross-referencer.
10499 (Input_objects::archive_start): New function.
10500 (Input_objects::archive_stop): New function.
10501 (Input_objects::print_symbol_counts): New function.
10502 * object.h: Declare Cref and Archive.
10503 (Object::get_global_symbol_counts): New function.
10504 (Object::do_get_global_symbol_counts): New pure virtual function.
10505 (class Sized_relobj): Add defined_count_ field. Update
10506 declarations.
10507 (class Input_objects): Add cref_ field. Update constructor.
10508 Update declarations.
10509 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10510 defined_count_.
10511 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10512 symbol counts.
10513 (Sized_dynobj::do_get_global_symbol_counts): New function.
10514 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10515 defined_count_. Update declarations. Define Symbols typedef.
10516 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10517 parameter. Change all callers.
10518 (Symbol_table::add_from_dynobj): Add sympointers and defined
10519 parameters. Change all callers.
10520 * symtab.h (class Symbol_table): Update declarations.
10521 * Makefile.am (CCFILES): Add cref.cc.
10522 (HFILES): Add cref.h.
10523 * Makefile.in: Rebuild.
10524
3f7c5e1d
CD		 105252008-07-22 Simon Baldwin <simonb@google.com>
10526
10527 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10528 to zero when writing undefined symbols.
10529
e0b64032
ILT		 105302008-07-22 Ian Lance Taylor <iant@google.com>
10531
10532 * output.cc (Output_section::add_input_section): Don't try to
10533 merge empty merge sections.
10534
096b02cf
CS		 105352008-07-21 Craig Silverstein <csilvers@google.com>
10536
10537 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10538 Include symbol version in error message.
cd536b21 10539
1d1f116d
CD		 105402008-07-20 Chris Demetriou <cgd@google.com>
10541
cd536b21 10542 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10543 (RANDOM_SEED_CFLAGS): New substituted variable.
10544 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10545 * configure: Rebuild.
10546 * Makefile.in: Likewise.
10547 * testsuite/Makefile.in: Likewise.
10548
a18f591e
ILT		 105492008-07-18 Ian Lance Taylor <iant@google.com>
10550
10551 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10552 where we see NAME/NULL and NAME/VERSION as separate symbols.
10553 * testsuite/ver_test_main.cc (main): Call t4.
10554 (t4, t4_2a): Define.
10555 * testsuite/ver_test_2.cc (t4_2): Define.
10556 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10557 * testsuite/ver_test_4.cc (t4_2a): Define.
10558 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10559 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10560
c6e3f6ed
ILT		 105612008-07-17 Ian Lance Taylor <iant@google.com>
10562
10563 * dynobj.cc (Versions::add_def): If we give an error about a
10564 missing version, go ahead and create the version anyhow.
10565
ef9beddf
ILT		 105662008-07-10 Ian Lance Taylor <iant@google.com>
10567
10568 Handle output sections with more than 0x7fffffff bytes.
10569 * object.h (class Relobj): Change map_to_output_ to
10570 output_sections_, and just keep a section pointer. Change all
10571 uses. Move comdat group support to Sized_relobj.
10572 (Relobj::is_section_specially_mapped): Remove.
10573 (Relobj::output_section): Remove poff parameter. Change all
10574 callers.
10575 (Relobj::output_section_offset): New function.
10576 (Relobj::set_section_offset): Rewrite.
10577 (Relobj::map_to_output): Remove.
10578 (Relobj::output_sections): New function.
10579 (Relobj::do_output_section_offset): New pure virtual function.
10580 (Relobj::do_set_section_offset): Likewise.
10581 (class Sized_relobj): Add section_offsets_ field. Add comdat
10582 group support from Relobj. Update declarations.
10583 (Sized_relobj::get_output_section_offset): New function.
10584 (Sized_relobj::do_output_section_offset): New function.
10585 (Sized_relobj::do_set_section_offset): New function.
10586 * object.cc (Relobj::output_section_address): Remove.
10587 (Sized_relobj::Sized_relobj): Initialize new fields.
10588 (Sized_relobj::include_section_group): Cast find_kept_object to
10589 Sized_relobj.
10590 (Sized_relobj::include_linkonce_section): Likewise.
10591 (Sized_relobj::do_layout): Use separate arrays for output section
10592 and output offset.
10593 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10594 output_sections.
10595 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10596 output_sections and section_offsets.
10597 (Sized_relobj::write_local_symbols): Likewise.
10598 (map_to_kept_section): Compute output address directly.
10599 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10600 output_sections and section_offsets.
10601 (Sized_relobj::write_sections): Likewise.
10602 (Sized_relobj::relocate_sections): Likewise.
10603 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10604 * output.h (class Output_reloc): Update declarations. Change
10605 u2_.relobj to Sized_relobj*.
10606 (class Output_data_reloc): Change add functions to use
10607 Sized_relobj*.
10608 * output.cc (Output_reloc::Output_reloc): Change relobj to
10609 Sized_relobj*.
10610 (Output_reloc::local_section_offset): Change return type to
10611 Elf_Addr. Use get_output_section_offset.
10612 (Output_reloc::get_address): Likewise.
10613 (Output_section::is_input_address_mapped): Don't call
10614 is_section_specially_mapped.
10615 (Output_section::output_offset): Likewise.
10616 (Output_section::output_address): Likewise.
10617 (Output_section::starting_output_address): Likewise.
10618 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10619 parameter to Sized_relobj*.
10620 (Copy_relocs::need_copy_reloc): Likewise.
10621 (Copy_relocs::save): Likewise.
10622 * copy-relocs.h (class Copy_relocs): Update declarations.
10623 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10624 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10625 * target-reloc.h (relocate_for_relocatable): Change
10626 offset_in_output_section type to Elf_Addr. Change code that uses
10627 it as well.
10628 * layout.cc (Layout::layout): Always set *off.
10629 * mapfile.cc (Mapfile::print_input_section): Use
10630 output_section_offset.
10631 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10632 Sized_relobj*.
10633 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10634 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10635 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10636
5cb66f97
ILT		 106372008-07-03 Ian Lance Taylor <iant@google.com>
10638
10639 * layout.cc (Layout::include_section): Do not discard unrecognized
10640 SHT_STRTAB sections.
10641
afe47622
CS		 106422008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10643
10644 * script.cc (Lex::can_continue_name): Make '?' allowable in
10645 version-script names.
10646 * testsuite/version_script.map: Change glob pattern to use '?'
10647
5adf9721
ILT		 106482008-06-30 Manish Singh <yosh@gimp.org>
10649
10650 PR 6585
10651 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10652 Correct typo.
10653
e6fde208
ILT		 106542008-06-30 Ian Lance Taylor <iant@google.com>
10655
10656 PR 6660
10657 PR 6682
10658 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10659 versions]: Don't try to read the value in the contents, since we
10660 don't use it. Use the template endianness when writing.
10661
3f2e6a2d
CC		 106622008-06-25 Cary Coutant <ccoutant@google.com>
10663
10664 * fileread.cc (File_read::make_view): Assert on zero-length view.
10665 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10666 symbol table when there are no symbols to read.
10667
c43d3a48
CS		 106682008-06-23 Craig Silverstein <csilvers@google.com>
10669
10670 * version.cc (version_string): Bump to 1.7
10671
5f494ea0
CS		 106722008-06-18 Craig Silverstein <csilvers@google.com>
10673
10674 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10675 constant 0xFFFF to type Valtype.
10676 (Powerpc_relocate_functions::rel16_ha): Likewise.
10677
c42e122e
ILT		 106782008-06-17 Ian Lance Taylor <iant@google.com>
10679
f34787f8
ILT		 10680 * output.h (Output_section::Input_section): Initialize p2align_ to
10681 zero for Output_section_data constructors.
10682 (Output_section::Input_section::addralign): If not an input
10683 section, return the alignment of the Output_section_data.
10684 * testsuite/copy_test.cc: New file.
10685 * testsuite/copy_test_1.cc: New file.
10686 * testsuite/copy_test_2.cc: New file.
10687 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10688 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10689 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10690 (copy_test_1_pic.o, copy_test_1.so): New targets.
10691 (copy_test_2_pic.o, copy_test_2.so): New targets.
10692 * testsuite/Makefile.in: Rebuild.
10693
c42e122e
ILT		 10694 * script-sections.cc (Script_sections::place_orphan): Initialize
10695 local variable exact.
10696
ce3ac18a
DE		 106972008-06-13 David Edelsohn <edelsohn@gnu.org>
10698
10699 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10700
42cacb20
DE		 107012008-06-12 David Edelsohn <edelsohn@gnu.org>
10702 David S. Miller <davem@davemloft.net>
10703
10704 * powerpc.cc: New file.
10705 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10706 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10707 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10708 * Makefile.in: Rebuild.
10709
7b308235
ILT		 107102008-06-09 Ian Lance Taylor <iant@google.com>
10711
10712 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10713 <exception>.
10714 (throwing, orig_terminate): New static variables.
10715 (terminate_handler): New static function.
10716 (t2): Set terminate handler.
10717
f0b886e3
ILT		 107182008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10719
10720 PR 6584
cd536b21 10721 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10722 alignment.
10723
3e90f135
CC		 107242008-05-30 Cary Coutant <ccoutant@google.com>
10725
10726 * archive.cc (Archive::include_all_members) Correct to step
10727 over symbol table and extended name table in thin archives.
10728
e09ad04a
ILT		 107292008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10730
10731 PR 6407
10732 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10733 calculation.
10734
62b01cb5
ILT		 107352008-05-28 Caleb Howe <cshowe@google.com>
10736
10737 * reduced_debug_output.cc: New file.
10738 * reduced_debug_output.h: New file.
92de84a6 10739 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10740 * options.cc (General_options::finalize): Add strip_debug_non_line
10741 to the strip heirarchy.
10742 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10743 fields.
10744 * layout.cc: Include "reduced_debug_output.h".
10745 (Layout::Layout): Initialize new fields.
10746 (line_only_debug_sections): New static array.
10747 (is_lines_only_debug_sections): New static inline function.
10748 (Layout::include_section): Handle --strip-debug-non-line.
10749 (Layout::make_output_section): If --strip-debug-non-line, build
10750 new output sections for .debug_abbrev and .debug_info.
10751 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10752 gold. Warn about possible overflow.
10753 (read_signed_LEB_128): Likewise.
10754 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10755 (read_signed_LEB_128): Declare.
10756 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10757 (HFILES): Add reduced_debug_output.h.
10758 * Makefile.in: Rebuild.
10759
7d9e3d98
ILT		 107602008-05-21 Ian Lance Taylor <iant@google.com>
10761
10762 * mapfile.cc: New file.
10763 * mapfile.h: New file.
10764 * options.h (class General_options): Add -M/--print-map and -Map.
10765 * options.cc (General_options::finalize): Make -M equivalent to
10766 -Map -.
10767 * main.cc: Include <cstdio> and "mapfile.h".
10768 (main): Open mapfile if requested.
10769 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10770 constructor. Change caller.
10771 (queue_initial_tasks): Add mapfile parameter. Change caller.
10772 (queue_middle_tasks): Likewise.
10773 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10774 declarations.
10775 * archive.cc: Include "mapfile.h".
10776 (Archive::add_symbols): Add mapfile parameter. Change all
10777 callers. Pass mapfile, symbol, and reason to include_member.
10778 (Archive::include_all_members): Add mapfile parameter. Change all
10779 callers.
10780 (Archive::include_member): Add mapfile, sym, and why parameters.
10781 Change all callers. Report inclusion to map file.
10782 * archive.h: Include "fileread.h".
10783 (class Archive): Update declarations.
10784 (Archive::file): New const method.
10785 (class Add_archive_symbols): Add mapfile_ field. Update
10786 constructor. Change all callers.
10787 * readsyms.h (class Read_symbols): Likewise.
10788 (class Finish_group): Likewise.
10789 (class Read_script): Likewise.
10790 * common.cc: Include "mapfile.h".
10791 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10792 all callers.
10793 (Symbol_table::do_allocate_commons): Likewise.
10794 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10795 symbol allocation to mapfile.
10796 * common.h (class Allocate_commons_task): Add mapfile_ field.
10797 Update constructor. Change all callers.
10798 * symtab.h (class Symbol_table): Update declarations.
10799 * layout.cc: Include "mapfile.h".
10800 (Layout_task_runner::run): Print information to mapfile.
10801 (Layout::create_gold_note): Change Output_data_fixed_space to
10802 Output_data_zero_fill.
10803 (Layout::create_build_id): Likewise.
10804 (Layout::print_to_mapfile): New function.
10805 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10806 constructor. Change caller.
10807 (class Layout): Declare print_to_mapfile.
10808 * output.cc (Output_section::Input_section::print_to_mapfile): New
10809 function.
10810 (Output_section::add_input_section): If producing a map, always
10811 add to input_sections_ list.
10812 (Output_section::do_print_to_mapfile): New function.
10813 (Output_segment::print_sections_to_mapfile): New function.
10814 (Output_segment::print_section_list_to_mapfile): New function.
10815 * output.h: Include "mapfile.h".
10816 (Output_data::print_to_mapfile): New function.
10817 (Output_data::do_print_to_mapfile): New virtual function.
10818 (Output_segment_headers::do_print_to_mapfile): New function.
10819 (Output_file_header::do_print_to_mapfile): New function.
10820 (Output_data_const::do_print_to_mapfile): New function.
10821 (class Output_data_const_buffer): Add map_name_ field. Update
10822 constructor. Change all callers. Add do_print_to_mapfile
10823 function.
10824 (class Output_data_fixed_space): Likewise.
10825 (class Output_data_space): Likewise.
10826 (class Output_data_zero_fill): New class.
10827 (Output_data_strtab::do_print_to_mapfile): New function.
10828 (Output_data_reloc_base::do_print_to_mapfile): New function.
10829 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10830 (Output_data_group::do_print_to_mapfile): New function.
10831 (Output_data_got::do_print_to_mapfile): New function.
10832 (Output_data_dynamic::do_print_to_mapfile): New function.
10833 (Output_symtab_xindex::do_print_to_mapfile): New function.
10834 (class Output_section): Declare do_print_to_mapflie. Declare
10835 print_to_mapfile in Input_section.
10836 (class Output_segment): Declare new functions.
10837 * object.h (Sized_relobj::symbol_count): New function.
10838 * script-sections.cc
10839 (Output_section_element_dot_assignment::set_section_addresses):
10840 Change Output_data_fixed_space to Output_data_zero_fill.
10841 (Output_data_expression::do_print_to_mapfile): New function.
10842 * script.cc (read_input_script): Add mapfile parameter. Change
10843 all callers.
10844 * script.h (read_input_script): Update declaration.
10845 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10846 (Eh_frame::do_print_to_mapfile): New function.
10847 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10848 (Output_merge_string::do_print_to_mapfile): New function.
10849 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10850 function.
10851 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10852 function.
10853 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10854 function.
10855 * Makefile.am (CCFILES): Add mapfile.cc.
10856 (HFILES): Add mapfile.h.
10857 * Makefile.in: Rebuild.
10858
9f1d377b
ILT		 108592008-05-19 Ian Lance Taylor <iant@google.com>
10860
10861 * options.h (class General_options): Add -z relro.
10862 * layout.cc (Layout::Layout): Initialize relro_segment_.
10863 (Layout::add_output_section_data): Return the output section.
10864 (Layout::make_output_section): Rcognize relro sections and mark
10865 them appropriately.
10866 (Layout::attach_allocated_section_to_segment): Put relro sections
10867 in a PT_GNU_RELRO segment.
10868 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10869 section as relro.
10870 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10871 PT_TLS segments.
10872 (Layout::linkonce_mapping): Map d.rel.ro.local to
10873 .data.rel.ro.local.
10874 (Layout::output_section_name): Us .data.rel.ro.local for any
10875 section which begins with that.
10876 * layout.h (class Layout): Update add_output_section_data
10877 declaration. Add relro_segment_ field.
10878 * output.cc (Output_section::Output_section): Initialize is_relro_
10879 and is_relro_local_ fields.
10880 (Output_segment::add_output_section): Group relro sections.
10881 (Output_segment::is_first_section_relro): New function.
10882 (Output_segment::maximum_alignment): If there is a relro section,
10883 align the segment to the common page size.
10884 (Output_segment::set_section_addresses): Track whether we are
10885 looking at relro sections. If the last section is a relro
10886 section, align to the common page size.
10887 (Output_segment::set_section_list_addresses): Add in_relro
10888 parameter. Change all callers. Align to the page size when
10889 moving from relro to non-relro section.
10890 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10891 segment.
10892 * output.h (class Output_section): Add is_relro_ and
10893 is_relro_local_ fields.
10894 (Output_section::is_relro): New function.
10895 (Output_section::set_is_relro): New function.
10896 (Output_section::is_relro_local): New function.
10897 (Output_section::set_is_relro_local): New function.
10898 (class Output_segment): Update declarations.
10899 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10900 * sparc.cc (Target_sparc::got_section): Likewise.
10901 * x86_64.cc (Target_x86_64::got_section): Likewise.
10902 * testsuite/relro_test_main.cc: New file.
10903 * testsuite/relro_test.cc: New file.
10904 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10905 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10906 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10907 (relro_test.so, relro_test_pic.o): New targets.
10908 * testsuite/Makefile.in: Rebuild.
10909
a984ee1d
ILT		 109102008-05-16 Ian Lance Taylor <iant@google.com>
10911
01676dcd
ILT		 10912 * output.cc (Output_segment::add_output_section): Remove front
10913 parameter.
10914 * output.h (class Output_segment): Remove
10915 add_initial_output_section and overloaded add_output_section.
10916 Update declaration of remaining add_output_section.
10917 * layout.cc (Layout::create_interp): Call add_output_section
10918 rather than add_initial_output_section.
10919 (Layout::finish_dynamic_section): Likewise.
10920
497897f9
ILT		 10921 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10922 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10923 know the dynamic type.
10924 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10925 field. Initialize it in constructor.
10926 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10927 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10928 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10929 reloc.
10930
a984ee1d
ILT		 10931 * output.cc (Output_reloc::get_address): Change return type to
10932 Elf_Addr.
10933 * output.h (class Output_reloc): Update get_address declaration.
10934 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10935 for section addresses.
10936
55ba0940
ILT		 109372008-05-09 Ian Lance Taylor <iant@google.com>
10938
10939 PR 6493
10940 * gold.cc (gold_nomem): Use return value of write.
10941
75517b77
ILT		 109422008-05-08 Ian Lance Taylor <iant@google.com>
10943
10944 * symtab.c (Symbol::init_base_output_data): Add version
10945 parameter. Change all callers.
10946 (Symbol::init_base_output_segment): Likewise.
10947 (Symbol::init_base_constant): Likewise.
10948 (Symbol::init_base_undefined): Likewise.
10949 (Sized_symbol::init_output_data): Likewise.
10950 (Sized_symbol::init_output_segment): Likewise.
10951 (Sized_symbol::init_constant): Likewise.
10952 (Sized_symbol::init_undefined): Likewise.
10953 (Symbol_table::do_define_in_output_data): If the new symbol has a
10954 version, mark it as the default.
10955 (Symbol_table::do_define_in_output_segment): Likewise.
10956 (Symbol_table::do_define_as_constant): Likewise.
10957 * symtab.h (class Symbol): Update declarations.
10958 (class Sized_symbol): Likewise.
10959 * resolve.cc (Symbol::override_version): New function.
c42e122e 10960 (Symbol::override_base): Call override_version.
75517b77
ILT		 10961 (Symbol::override_base_with_special): Likewise.
10962 * testsuite/ver_script_8.script: New file.
10963 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10964 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10965 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10966 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10967
f1f70eae
ILT		 109682008-05-06 Ian Lance Taylor <iant@google.com>
10969
f3e9c5c5
ILT		 10970 PR 6049
10971 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10972 functions.
10973 (class General_options): Remove existing --undefined, and add
10974 --no-undefined instead. Add new --undefined as synonym for -u.
10975 * archive.cc (Archive::add_symbols): Check whether symbol was
10976 named with -u.
10977 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10978 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10979 all uses. Add IS_UNDEFINED. Update declarations to split
10980 different versions of init_base. Declare init_base_undefined.
10981 (Symbol::is_defined): Handle IS_UNDEFINED.
10982 (Symbol::is_undefined): Likewise.
10983 (Symbol::is_weak_undefined): Call is_undefined.
10984 (Symbol::is_absolute): Handle IS_CONSTANT.
10985 (class Sized_symbol): Update declarations to split different
10986 versions of init. Declare init_undefined.
10987 (class Symbol_table): Declare new functions.
10988 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10989 Change all callers.
10990 (Symbol::init_base_output_data): Likewise.
10991 (Symbol::init_base_output_segment): Likewise.
10992 (Symbol::init_base_constant): Likewise.
10993 (Symbol::init_base_undefined): New function.
10994 (Sized_symbol::init_object): Rename from init. Change all
10995 callers.
10996 (Sized_symbol::init_output_data): Likewise.
10997 (Sized_symbol::init_output_segment): Likewise.
10998 (Sized_symbol::init_constant): Likewise.
10999 (Sized_symbol::init_undefined): New function.
11000 (Symbol_table::add_undefined_symbols_from_command_line): New
11001 function.
11002 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11003 function.
11004 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11005 (Symbol::output_section): Likewise.
11006 (Symbol::set_output_section): Likewise.
11007 (Symbol_table::sized_finalize_symbol): Likewise.
11008 (Symbol_table::sized_write_globals): Likewise.
11009 * resolve.cc (Symbol_table::should_override): Likewise.
11010 (Symbol::override_base_with_special): Likewise.
11011
8bdcdf2c
ILT		 11012 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11013 symbol, change it to have default visibility.
11014 * testsuite/protected_1.cc: New file.
11015 * testsuite/protected_2.cc: New file.
11016 * testsuite/protected_3.cc: New file.
11017 * testsuite/protected_main_1.cc: New file.
11018 * testsuite/protected_main_2.cc: New file.
11019 * testsuite/protected_main_3.cc: New file.
11020 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11021 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11022 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11023 (protected_1.so): New target.
11024 (protected_1_pic.o, protected_2_pic.o): New targets.
11025 (protected_3_pic.o): New target.
11026 (check_PROGRAMS): Add protected_2.
11027 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11028 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11029 * testsuite/Makefile.in: Rebuild.
11030
2b706932
ILT		 11031 * options.h (DEFINE_var): Add set_user_set_##varname__.
11032 (DEFINE_bool_alias): New macro.
11033 (class General_options): Define -Bstatic using DEFINE_bool_alias
11034 rather than DEFINE_special. Add --undefined as an alias for -z
11035 defs.
11036 * options.cc (General_options::parse_Bstatic): Remove.
11037
d82a5bcc
ILT		 11038 * options.h (class General_options): Add --fatal-warnings.
11039 * main.cc (main): Implement --fatal-warnings.
11040 * errors.h (Errors::warning_count): New function.
11041
f1f70eae
ILT		 11042 * options.h (class General_options): Add -Bsymbolic-functions.
11043 * symtab.h (Symbol::is_preemptible): Check for
11044 -Bsymbolic-functions.
11045
8825ac63
ILT		 110462008-05-05 Ian Lance Taylor <iant@google.com>
11047
d98bc257
ILT		 11048 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11049 as noVARNAME rather than no-VARNAME.
11050 (class General_options): Add option -z combreloc.
11051 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11052 get_address.
11053 (Output_reloc::sort_before) [SHT_REL]: New function.
11054 (Output_reloc::sort_before) [SHT_RELA]: New function.
11055 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11056 Sort_relocs_comparison.
11057 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11058 parameter. Change all callers.
11059 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11060 sort_relocs parameter. Change all callers.
11061 * output.cc (Output_reloc::get_address): New function, broken out
11062 of write_rel.
11063 (Output_reloc::write_rel): Call it.
11064 (Output_reloc::compare): New function.
11065 (Output_data_reloc_base::do_write): Optionally sort relocs.
11066
60b2b4e7
ILT		 11067 * configure.ac: If targ_extra_obj is set, link it in.
11068 * configure.tgt: Initialize all variables.
11069 (x86_64*): Set targ_extra_obj and targ_extra_size.
11070 * configure: Rebuild.
11071
8825ac63
ILT		 11072 * object.cc (Sized_relobj::include_section_group): Adjust section
11073 indexes read from group data. Build vector to pass to
11074 layout_group.
11075 * layout.cc (Layout::layout_group): Add flags and shndxes
11076 parameters. Remove contents parameter. Change caller. Update
11077 explicit instantiations.
11078 * layout.h (class Layout): Update layout_group declaration.
11079 * output.cc (Output_data_group::Output_data_group): Add flags and
11080 input_shndxes parameters. Remove contents parameter. Change
11081 caller.
11082 (Output_data_group::do_write): Change input_sections_ to
11083 input_shndxes_.
11084 * output.h (class Output_data_group): Update constructor
11085 declaration. Rename input_sections_ to input_shndxes_.
11086 * testsuite/many_sections_test.cc: Add template.
11087
e94cf127
CC		 110882008-04-30 Cary Coutant <ccoutant@google.com>
11089
4418b2d5
CC		 11090 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11091
e94cf127
CC		 11092 * layout.cc (Layout::include_section): Refactored check for debug
11093 info section.
11094 (Layout::add_comdat): Add new parameters. Change type
11095 of signature parameter. Add object and shndx to signatures table.
11096 (Layout::find_kept_object): New function.
11097 * layout.h: Include <cstring>.
11098 (Layout::is_debug_info_section): New function.
11099 (Layout::add_comdat): Add new parameters.
11100 (Layout::find_kept_object): New function.
11101 (Layout::Kept_section): New struct.
11102 (Layout::Signatures): Change type of map range.
11103 * object.cc (Relobj::output_section_address): New function.
11104 (Sized_relobj::include_section_group): Add new parameters. Change
11105 calls to Layout::add_comdat. Change to build table of kept comdat
11106 groups and table mapping discarded sections to kept sections.
11107 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11108 (Sized_relobj::do_layout): Change calls to include_section_group and
11109 include_linkonce_section.
11110 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11111 value to zero when section is discarded.
11112 (Sized_relobj::map_to_kept_section): New function.
11113 * object.h (Relobj::output_section_address): New function.
11114 (Relobj::Comdat_group): New type.
11115 (Relobj::find_comdat_group): New function.
11116 (Relobj::Comdat_group_table): New type.
11117 (Relobj::Kept_comdat_section): New type.
11118 (Relobj::Kept_comdat_section_table): New type.
11119 (Relobj::add_comdat_group): New function.
11120 (Relobj::set_kept_comdat_section): New function.
11121 (Relobj::get_kept_comdat_section): New function.
11122 (Relobj::comdat_groups_): New field.
11123 (Relobj::kept_comdat_sections_): New field.
11124 (Symbol_value::input_value): Update comment.
11125 (Sized_relobj::map_to_kept_section) New function.
11126 (Sized_relobj::include_linkonce_section): Add new parameter.
11127 * target-reloc.h (Comdat_behavior): New type.
11128 (get_comdat_behavior): New function.
11129 (relocate_section): Add code to map a discarded section to the
11130 corresponding kept section when applying a relocation.
11131
e4e5049b
CS		 111322008-04-30 Craig Silverstein <csilvers@google.com>
11133
11134 * dwarf_reader.cc (next_generation_count): New static var.
11135 (Addr2line_cache_entry): New struct.
11136 (addr2line_cache): New static var.
11137 (Dwarf_line_info::one_addr2line): Added caching.
11138 (Dwarf_line_info::clear_addr2line_cache): New function.
11139 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11140 cache-size parameter.
11141 (Dwarf_line_info::one_addr2line_cache): New function.
11142 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11143 new cache-size argument to one_addr2line(), and clear cache.
11144
d09e9154
CC		 111452008-04-28 Cary Coutant <ccoutant@google.com>
11146
11147 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11148 R_386_PC8 relocations.
11149
7ef73768
ILT		 111502008-04-23 Ian Lance Taylor <iant@google.com>
11151
55438702
ILT		 11152 * object.cc (Sized_relobj::include_section_group): Check for
11153 invalid section group.
11154
c165fb93
ILT		 11155 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11156 header size.
11157
7ef73768
ILT		 11158 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11159 than read for file header.
11160 * archive.cc (Archive::include_member): Likewise.
11161
6194aaab
L		 111622008-04-23 Paolo Bonzini <bonzini@gnu.org>
11163
11164 * aclocal.m4: Regenerate.
11165 * configure: Regenerate.
11166
d491d34e
ILT		 111672008-04-19 Ian Lance Taylor <iant@google.com>
11168
5ea2bac6
ILT		 11169 * version.cc (version_string): Bump to 1.6.
11170
7bc3e21a
ILT		 11171 * testsuite/Makefile.am (many_sections_r_test): New target.
11172 (many_sections_r_test_SOURCES): Remove.
11173 (many_sections_r_test_DEPENDENCIES): Remove.
11174 (many_sections_r_test_LDFLAGS): Remove.
11175 (many_sections_r_test_LDADD): Remove.
11176
7fcd3aa9
ILT		 11177 * object.cc (Sized_relobj::do_add_symbols): Always pass
11178 local_symbol_count_ to add_from_relobj.
11179
4c94d6ae
ILT		 11180 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11181 every thousand variables.
11182 * testsuite/Makefile.in: Rebuild.
11183
d491d34e
ILT		 11184 * object.cc (Xindex::initialize_symtab_xindex): New function.
11185 (Xindex::read_symtab_xindex): New function.
11186 (Xindex::sym_xindex_to_shndx): New function.
11187 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11188 available.
11189 (Sized_relobj::do_initialize_xindex): New function.
11190 (Sized_relobj::do_read_symbols): Adjust section links.
11191 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11192 parameter. Change all callers.
11193 (Sized_relobj::include_section_group): Adjust section links and
11194 symbol section indexes.
11195 (Sized_relobj::do_layout): Adjust section links.
11196 (Sized_relobj::do_count_local_symbols): Adjust section links and
11197 symbol section indexes.
11198 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11199 ordinary and special symbols.
11200 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11201 dynsym_xindex parameters. Change all callers. Adjust section
11202 links. Use SHN_XINDEX when needed.
11203 (Sized_relobj::get_symbol_location_info): Adjust section links.
11204 Don't get fooled by special symbols.
11205 * object.h (class Xindex): Define.
11206 (class Object): Add xindex_ parameter. Declare virtual functoin
11207 do_initialize_xindex.
11208 (Object::adjust_sym_shndx): New function.
11209 (Object::set_xindex): New protected function.
11210 (class Symbol_value): Add is_ordinary_shndx_ field.
11211 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11212 (Symbol_value::value): Assert ordinary section.
11213 (Symbol_value::initialize_input_to_output_map): Likewise.
11214 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11215 Change all callers.
11216 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11217 all callers.
11218 (class Sized_relobj): Update declarations.
11219 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11220 parameter. Change all callers.
11221 (Sized_relobj::adjust_shndx): New function.
11222 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11223 field.
11224 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11225 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11226 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11227 (Sized_dynobj::read_dynsym_section): Adjust section links.
11228 (Sized_dynobj::read_dynamic): Likewise.
11229 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11230 section links.
11231 (Sized_dynobj::do_initialize_xindex): New function.
11232 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11233 do_initialize_xindex.
11234 (Sized_dynobj::adjust_shndx): New function.
11235 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11236 dynsym_xindex_ fields.
11237 (Layout::finalize): Add a call to set_section_indexes before
11238 creating the symtab sections.
11239 (Layout::set_section_indexes): Don't do anything if the section
11240 already has a section index.
11241 (Layout::create_symtab_sections): Add shnum parameter. Change
11242 caller. Create .symtab_shndx section if needed.
11243 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11244 caller.
11245 (Layout::allocated_output_section_count): New function.
11246 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11247 needed.
11248 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11249 fields. Update declarations.
11250 (Layout::symtab_xindex): New function.
11251 (Layout::dynsym_xindex): New function.
11252 (class Write_symbols_task): Add layout_ field.
11253 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11254 Change caller.
11255 * output.cc (Output_section_headers::Output_section_headers): Add
11256 shstrtab_section parameter. Change all callers.
11257 (Output_section_headers::do_sized_write): Store overflow values
11258 for section count and section string table section index in
11259 section header zero.
11260 (Output_file_header::do_sized_write): Check for overflow of
11261 section count and section string table section index.
11262 (Output_symtab_xindex::do_write): New function.
11263 (Output_symtab_xindex::endian_do_write): New function.
11264 * output.h (class Output_section_headers): Add shstrtab_section_.
11265 Update declarations.
11266 (class Output_symtab_xindex): Define.
11267 (Output_section::has_out_shndx): New function.
11268 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11269 field.
11270 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11271 Change all callers.
11272 (Sized_symbol::init): Likewise.
11273 (Symbol::output_section): Check for ordinary symbol.
11274 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11275 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11276 callers.
11277 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11278 Change all callers. Simplify handling of symbols from sections
11279 not included in the link.
11280 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11281 distinction.
11282 (Weak_alias_sorter::operator()): Assert that symbols are
11283 ordinary.
11284 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11285 distinction.
11286 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11287 parameters. Change all callers.
11288 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11289 symbol distinction. Use SHN_XINDEX when needed.
11290 (Symbol_table::write_section_symbol): Add symtab_xindex
11291 parameter. Change all callers.
11292 (Symbol_table::sized_write_section_symbol): Likewise. Use
11293 SHN_XINDEX when needed.
11294 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11295 declarations.
11296 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11297 (Symbol::is_defined): Check is_ordinary.
11298 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11299 (Symbol::is_absolute, Symbol::is_common): Likewise.
11300 (class Sized_symbol): Update declarations.
11301 (class Symbol_table): Update declarations.
11302 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11303 parameters. Change all callers.
11304 (Sized_symbol::override): Likewise.
11305 (Symbol_table::override): Likewise.
11306 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11307 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11308 is_ordinary, and orig_st_shndx parameters. Change all callers.
11309 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11310 to be in an ordinary section.
11311 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11312 object and is_ordinary parameters. Change all callers.
11313 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11314 Change all callers. Don't add undefined or non-ordinary symbols
11315 to reloc_map_.
11316 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11317 Change all callers.
11318 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11319 declarations.
11320 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11321 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11322 (Sized_relobj::relocate_sections): Likewise.
11323 * target-reloc.h (scan_relocs): Adjust section symbol index.
11324 (scan_relocatable_relocs): Likewise.
11325 * i386.cc (Scan::local): Check for ordinary symbols.
11326 * sparc.cc (Scan::local): Likewise.
11327 * x86_64.cc (Scan::local): Likewise.
11328 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11329 to symbol_section_and_value.
11330 * testsuite/many_sections_test.cc: New file.
11331 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11332 (check_PROGRAMS): Add many_sections_test.
11333 (many_sections_test_SOURCES): Define.
11334 (many_sections_test_DEPENDENCIES): Define.
11335 (many_sections_test_LDFLAGS): Define.
11336 (BUILT_SOURCES): Add many_sections_define.h.
11337 (many_sections_define.h): New target.
11338 (BUILT_SOURCES): Add many_sections_check.h.
11339 (many_sections_check.h): New target.
11340 (check_PROGRAMS): Add many_sections_r_test.
11341 (many_sections_r_test_SOURCES): Define.
11342 (many_sections_r_test_DEPENDENCIES): Define.
11343 (many_sections_r_test_LDFLAGS): Define.
11344 (many_sections_r_test_LDADD): Define.
11345 (many_sections_r_test.o): New target.
11346 * testsuite/Makefile.in: Rebuild.
11347
c5818ff1
CC		 113482008-04-17 Cary Coutant <ccoutant@google.com>
11349
11350 * errors.cc (Errors::info): New function.
11351 (gold_info): New function.
11352 * errors.h (Errors::info): New function.
11353 * gold.h (gold_info): New function.
11354 * object.cc (Input_objects::add_object): Print trace output.
11355 * options.cc (options::parse_set): New function.
11356 (General_options::parse_wrap): Deleted.
11357 (General_options::General_options): Deleted initializer.
11358 * options.h (options::String_set): New typedef.
11359 (options::parse_set): New function.
11360 (DEFINE_set): New macro.
11361 (General_options::wrap): Changed to use DEFINE_set. Changed
11362 callers of any_wrap_symbols and is_wrap_symbol.
11363 (General_options::trace, General_options::trace_symbol):
11364 New options.
11365 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11366 (General_options::wrap_symbols_): Deleted.
11367 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11368
b5be4a7c
DM		 113692008-04-17 David S. Miller <davem@davemloft.net>
11370
11371 * options.cc (General_options::parse_V): New function.
11372 * options.h: Add entries for -V and -Qy.
11373
155a0dd7
ILT		 113742008-04-17 Ian Lance Taylor <iant@google.com>
11375
11376 * common.cc (Symbol_table::allocate_commons): Remove options
11377 parameter. Change caller.
11378 (Symbol_table::do_allocate_commons): Remove options parameter.
11379 Change caller. Just call do_allocate_commons_list twice.
11380 (Symbol_table::do_allocate_commons_list): New function, broken out
11381 of do_allocate_commons.
11382 * common.h (class Allocate_commons_task): Remove options_ field.
11383 Update constructor.
11384 * symtab.cc (Symbol_table::Symbol_table): Initialize
11385 tls_commons_.
11386 (Symbol_table::add_from_object): Put TLS common symbols on
11387 tls_commons_ list.
11388 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11389 which are IN_OUTPUT_DATA.
11390 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11391 allocate_commons and do_allocate_commons declarations. Declare
11392 do_allocate_commons_list.
11393 * gold.cc (queue_middle_tasks): Update creation of
11394 Allocate_commons_task to not pass options.
11395 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11396 (TLS_TEST_C_FLAGS): New variable.
11397 (tls_test_c_pic.o): New target.
11398 (tls_test_shared.so): Link in tls_test_c_pic.o.
11399 (tls_test_c_pic_ie.o): New target.
11400 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11401 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11402 (tls_test_c.o): New target.
11403 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11404 (tls_pic_test_LDADD): Likewise.
11405 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11406 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11407 (tls_test_c_gnu2.o): New target.
11408 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11409 tls_test_c_gnu2.o.
11410 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11411 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11412 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11413 * testsuite/tls_test.cc: Include "config.h".
11414 (t_last): Call t11_last.
11415 * testsuite/tls_test.h (t11, t11_last): Declare.
11416 * testsuite/tls_test_c.c: New file.
11417 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11418 * configure.ac: Check for OpenMP support.
11419 * configure, config.in, Makefile.in: Rebuild.
11420 * testsuite/Makefile.in: Rebuild.
11421
edfbb029
CC		 114222008-04-16 Cary Coutant <ccoutant@google.com>
11423
11424 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11425 (Target_i386::tls_base_symbol_defined_): New field.
11426 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11427 (Target_i386::Scan::global): Likewise.
11428 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11429 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11430 (Target_x86_64::tls_base_symbol_defined_): New field.
11431 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11432 (Target_x86_64::Scan::global): Likewise.
11433
f3c69fca
CC		 114342008-04-16 Cary Coutant <ccoutant@google.com>
11435
11436 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11437 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11438 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11439 building shared libraries.
11440 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11441 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11442 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11443 * testsuite/Makefile.in: Rebuild.
11444 * testsuite/weak_undef.h: New file.
11445 * testsuite/weak_undef_file1.cc: Add extra test cases.
11446 * testsuite/weak_undef_file2.cc: Likewise.
11447 * testsuite/weak_undef_test.cc: Likewise.
11448
7c414435
DM		 114492008-04-16 David S. Miller <davem@davemloft.net>
11450
32b769e1
DM		 11451 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11452 Add issued_non_pic_error_ field. Declare check_non_pic.
11453 (Target_sparc::Scan::check_non_pic): New function.
11454 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11455 (Target_sparc::Scan::global): Likewise.
11456
11936fb1
DM		 11457 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11458 * configure: Rebuild.
11459
7c414435
DM		 11460 * options.h (DEFINE_enable): New macro.
11461 (new_dtags): New enable option.
11462 (initfirst, interpose, loadfltr, nodefaultlib,
11463 nodelete, nodlopen, nodump): New -z options.
11464 * layout.cc (Layout:finish_dynamic_section): If new
11465 dtags enabled, emit DT_RUNPATH. Also, emit a
11466 DT_FLAGS_1 containing any specified -z flags.
11467
85c7bf8b
ILT		 114682008-04-16 Ian Lance Taylor <iant@google.com>
11469
12c0daef
ILT		 11470 * copy-relocs.cc: New file.
11471 * copy-relocs.h: New file.
11472 * reloc.cc: Remove Copy_relocs code.
11473 * reloc.h: Likewise.
11474 * reloc-types.h (struct Reloc_types) [both versions]: Add
11475 get_reloc_addend_noerror.
11476 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11477 variants of add_global which take an addend which must be zero.
11478 * i386.cc: Include "copy-relocs.h".
11479 (class Target_i386): Change type of copy_relocs_ to variable,
11480 update initializer.
11481 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11482 Change all callers.
11483 (Target_i386::do_finalize_sections): Change handling of
11484 copy_relocs_.
11485 * sparc.cc: Include "copy-relocs.h".
11486 (class Target_sparc): Change type of copy_relocs_ to variable,
11487 update initializer.
11488 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11489 Change all callers.
11490 (Target_sparc::do_finalize_sections): Change handling of
11491 copy_relocs_.
11492 * x86_64.cc: Include "copy-relocs.h".
11493 (class Target_x86_64): Change type of copy_relocs_ to variable,
11494 update initializer.
11495 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11496 class. Change all callers.
11497 (Target_x86_64::do_finalize_sections): Change handling of
11498 copy_relocs_.
11499 * Makefile.am (CCFILES): Add copy-relocs.cc.
11500 (HFILES): Add copy-relocs.h.
11501
4f4995b6
ILT		 11502 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11503
85c7bf8b
ILT		 11504 * testsuite/script_test_4.sh: Permit leading zeroes.
11505
4f2a9edd
ILT		 115062008-04-15 Ian Lance Taylor <iant@google.com>
11507
e6188289
ILT		 11508 * script-sections.cc (Script_sections::create_segments): Use
11509 header_size_adjustment even when there is enough room for the
11510 headers.
11511 * testsuite/script_test_4.sh: New file.
11512 * testsuite/script_test_4.t: New file.
11513 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11514 (check_DATA): Add script_test_4.stdout.
11515 (MOSTLYCLEANFILES): Likewise.
11516 (script_test_4): New target.
11517 (script_test_4.stdout): New target.
11518 * testsuite/Makefile.in: Rebuild.
11519
4f2a9edd
ILT		 11520 * sparc.cc: Add definitions for Output_data_plt_sparc class
11521 constants.
11522
f5314dd5
DM		 115232008-04-14 David S. Miller <davem@davemloft.net>
11524
11525 * sparc.cc: New file.
11526 * Makefile.am (TARGETSOURCES): Add sparc.cc
11527 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11528 * configure.tgt: Document targ_extra_size and
11529 targ_extra_big_endian. Add entries for sparc-* and
11530 sparc64-*.
11531 * configure.ac: Handle targ_extra_size and
11532 targ_extra_big_endian.
11533 * Makefile.in: Rebuild.
11534 * configure: Likewise.
11535 * po/POTFILES.in: Likewise.
11536 * po/gold.pot: Likewise.
11537
154e0e9a
ILT		 115382008-04-14 Ian Lance Taylor <iant@google.com>
11539
11540 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11541 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11542 in the name/type/flags to section mapping. Don't call
11543 allocate_output_section.
11544 (Layout::choose_output_section): Change parameter from adjust_name
11545 to is_input_section. Don't permit input sections after sections
11546 are attached to segments. Don't call allocate_output_section.
11547 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11548 not write_enable_output_section.
11549 (Layout::make_output_section): Don't push to
11550 unattached_section_list_ nor call attach_to_segment. Call
11551 attach_section_to_segment if sections are attached.
11552 (Layout::attach_sections_to_segments): New function.
11553 (Layout::attach_section_to_segment): New function.
11554 (Layout::attach_allocated_section_to_segment): Rename from
11555 attach_to_segment. Remove flags parameter.
11556 (Layout::allocate_output_section): Remove function.
11557 (Layout::write_enable_output_section): Remove function.
11558 * layout.h (class Layout): Update for above changes. Add new
11559 field sections_are_attached_.
11560 * output.h (Output_section::update_flags_for_input_section): New
11561 function.
11562 * output.cc (Output_section::add_input_section): Call
11563 update_flags_for_input_section.
11564 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11565
009a67a2
CC		 115662008-04-11 Cary Coutant <ccoutant@google.com>
11567
11568 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11569 thought unnecessary.
11570 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11571
759b1a24
ILT		 115722008-04-11 Ian Lance Taylor <iant@google.com>
11573
11574 * output.h (class Output_section_data): Remove inline definition
11575 of set_addralign.
11576 * output.cc (Output_section_data::set_addralign): New function.
11577
c2b45e22
CC		 115782008-04-11 Cary Coutant <ccoutant@google.com>
11579
11580 Add support for TLS descriptors for i386 and x86_64.
11581 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11582 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11583 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11584 GOT_TYPE_TLS_DESC.
11585 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11586 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11587 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11588 relocations.
11589 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11590 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11591 Fix problem with initial-exec relocations.
11592 (Target_i386::Relocate::relocate_tls): Likewise.
11593 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11594 relaxation.
11595 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11596 support for section-plus-offset dynamic table entries.
11597 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11598 (Output_data_dynamic::Dynamic_entry): Add support for
11599 section-plus-offset dynamic table entries.
11600 (Output_data_dynamic::Classification): Likewise.
11601 (Output_data_dynamic::classification_): Renamed offset_.
11602 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11603 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11604 (Target_x86_64::make_plt_section): New function.
11605 (Target_x86_64::reserve_tlsdesc_entries): New function.
11606 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11607 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11608 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11609 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11610 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11611 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11612 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11613 add extra PLT entry for TLS descriptors.
11614 (Output_data_plt_x86_64::got_): New field.
11615 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11616 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11617 fields.
11618 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11619 descriptors.
11620 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11621 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11622 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11623 R_386_TLS_DESC_CALL relocations.
11624 (Target_x86_64::Scan::global): Likewise.
11625 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11626 for TLS descriptors.
11627 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11628 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11629 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11630 GD-to-IE relaxation.
11631 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11632 and TLS_DESCRIPTORS.
11633 * Makefile.in: Rebuild.
11634 * configure: Rebuild.
11635 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11636 (tls_test_shared2.so): New target.
11637 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11638 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11639 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11640 (tls_shared_gd_to_ie_test_LDADD): New variable.
11641 (tls_shared_gnu2_gd_to_ie_test): New target.
11642 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11643 New targets.
11644 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11645 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11646 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11647 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11648 (tls_shared_gnu2_test): New target.
11649 (tls_test_gnu2_shared.so): New target.
11650 (tls_shared_gnu2_test_SOURCES): New variable.
11651 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11652 (tls_shared_gnu2_test_LDFLAGS): New variable.
11653 (tls_shared_gnu2_test_LDADD): New variable.
11654 * testsuite/Makefile.in: Rebuild.
11655 * testsuite/Makefile.
11656
83bfb6b7
ILT		 116572008-04-11 Ian Lance Taylor <iant@google.com>
11658
11659 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11660 justsyms.t.
11661 * testsuite/Makefile.in: Rebuild.
11662
11663 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11664 long.
11665 * testsuite/script_test_2.cc (main): Adjust test.
11666
706e1f5e
ILT		 116672008-04-11 David S. Miller <davem@davemloft.net>
11668 Ian Lance Taylor <iant@google.com>
11669
11670 * options.h (General_options): Add entries for '-Y' and
11671 '-relax'.
11672 * options.cc (General_options:finalize): If -Y was used, add those
11673 entries to the library path instead of the default "/lib" and
11674 "/usr/lib".
11675
7c98e6bb
DM		 116762008-04-11 David S. Miller <davem@davemloft.net>
11677
11678 * testsuite/justsyms.t: Start at 0x100.
11679 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11680 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11681 long.
11682 * testsuite/script_test_2.cc: Adjust string and section length
11683 checks.
7c98e6bb 11684
99a37bfd
ILT		 116852008-04-09 Ian Lance Taylor <iant@google.com>
11686
2cefc357
ILT		 11687 PR gold/5996
11688 * script-sections.cc (Sections_element::allocate_to_segment): Add
11689 orphan parameter.
11690 (Output_section_definition::allocate_to_segment): Likewise.
11691 (Orphan_output_section::allocate_to_segment): Likewise.
11692 (Script_sections::attach_sections_using_phdrs_clause): Don't
11693 propagate non-PT_LOAD segments to orphan sections.
11694 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11695 readelf rather than objdump.
11696 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11697 .interp section and PT_INTERP segment are the same size.
11698 * testsuite/Makefile.in: Rebuild.
11699
99a37bfd
ILT		 11700 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11701 aliases for symbols defined in the same object.
11702 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11703 (weak_alias_test_SOURCES): New variable.
11704 (weak_alias_test_DEPENDENCIES): New variable.
11705 (weak_alias_test_LDFLAGS): New variable.
11706 (weak_alias_test_LDADD): New variable.
11707 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11708 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11709 (weak_alias_test_3.o): New target.
11710 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11711 * testsuite/weak_alias_test_main.cc: New file.
11712 * testsuite/weak_alias_test_1.cc: New file.
11713 * testsuite/weak_alias_test_2.cc: New file.
11714 * testsuite/weak_alias_test_3.cc: New file.
11715
780e49c5
ILT		 117162008-04-08 Ian Lance Taylor <iant@google.com>
11717
cdb0b8f5
ILT		 11718 * options.h (class General_options): Add --noinhibit-exec option.
11719 * main.cc (main): Check --noinhibit-exec.
11720
0864d551
ILT		 11721 * options.h (class General_options): Define --wrap as a special
11722 option. Add wrap_symbols_ field.
11723 (General_options::any_wrap_symbols): New function.
11724 (General_options::is_wrap_symbol): New function.
11725 * options.cc (General_options::parse_wrap): New function.
11726 (General_options::General_options): Initialize wrap_symbols_.
11727 * symtab.cc (Symbol_table::wrap_symbol): New function.
11728 (Symbol_table::add_from_object): Handle --wrap.
11729 * symtab.h (class Symbol_table): Declare wrap_symbol.
11730 * target.h (Target::wrap_char): New function.
11731 (Target::Target_info): Add wrap_char field.
11732 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11733 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11734 * testsuite/testfile.cc (Target_test::test_target_info):
11735 Likewise.
11736
789aa6de
ILT		 11737 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11738 there is one.
11739
2c38906f
ILT		 11740 * layout.h (class Layout): Add added_eh_frame_data_ field.
11741 * layout.cc (Layout::Layout): Initialize new field.
11742 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11743 output section until we find a section we merged successfully.
11744 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11745 that the size be non-zero.
11746
780e49c5
ILT		 11747 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11748 qualifier.
11749
7fcd0256
ILT		 117502008-04-08 Craig Silverstein <csilvers@google.com>
11751
11752 * configure.ac: Export new conditional variable HAVE_ZLIB.
11753 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11754 on HAVE_ZLIB.
11755 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11756 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11757
6835af53
ILT		 117582008-04-07 Ian Lance Taylor <iant@google.com>
11759
e24f324c
ILT		 11760 * version.cc (version_string): Set to "1.5".
11761
a036edd8
ILT		 11762 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11763 Add issued_non_pic_error_ field. Declare check_non_pic.
11764 (Target_x86_64::Scan::check_non_pic): New function.
11765 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11766 (Target_x86_64::Scan::global): Likewise.
11767
624f8810
ILT		 11768 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11769 addend parameter. Change caller. Handle merge sections.
11770 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11771 Address to Addend. Don't add in the result of
11772 local_section_offset, pass down the addend and use the returned
11773 value.
11774 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11775 Update declarations of local_section_offset and symbol_value.
11776 * testsuite/two_file_test_1.cc (t18): New function.
11777 * testsuite/two_file_test_2.cc (f18): New function.
11778 * testsuite/two_file_test_main.cc (main): Call t18.
11779 * testsuite/two_file_test.h (t18, f18): Declare.
11780
6835af53
ILT		 11781 * configure.ac: Don't test for objdump, c++filt, or readelf.
11782 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11783 conditionals.
11784 (TEST_READELF): New variable.
11785 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11786 (check_PROGRAMS): Add two_file_strip_test.
11787 (two_file_strip_test): New target.
11788 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11789 (two_file_same_shared_strip_test_SOURCES): New variable.
11790 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11791 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11792 (two_file_same_shared_strip_test_LDADD): New variable.
11793 (two_file_shared_strip.so): New target.
11794 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11795 (ver_test_5.syms, ver_test_7.syms): Likewise.
11796 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11797 (strip_test_3.stdout): Use TEST_OBJDUMP.
11798 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11799
86925eef
CC		 118002008-04-04 Cary Coutant <ccoutant@google.com>
11801
11802 * symtab.h (Symbol::is_weak_undefined): New function.
11803 (Symbol::is_strong_undefined): New function.
11804 (Symbol::is_absolute): New function.
11805 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11806 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11807 absolute symbols.
11808 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11809 (weak_undef_test): New target.
11810 * testsuite/Makefile.in: Rebuild.
11811 * testsuite/weak_undef_file1.cc: New file.
11812 * testsuite/weak_undef_file2.cc: New file.
11813 * testsuite/weak_undef_test.cc: New file.
11814
126f3ece
ILT		 118152008-04-03 Craig Silverstein <csilvers@google.com>
11816
11817 * compressed_output.h (class Output_compressed_section): Use
11818 unsigned buffer.
11819 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11820 add zlib header.
11821 (zlib_compressed_suffix): Removed.
11822 (Output_compressed_section::set_final_data_size): Use unsigned
11823 buffers.
11824 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11825 Fix linker invocation.
11826 (flagstest_o_specialfile_and_compress_debug_sections):
11827 Likewise.
11828 * testsuite/Makefile.in: Regenerated.
11829
deae2a14
DM		 118302008-04-02 David S. Miller <davem@davemloft.net>
11831
11832 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11833 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11834
70752818
ILT		 118352008-04-02 Craig Silverstein <csilvers@google.com>
11836
11837 * TODO: New file.
11838
39d0cb0e
ILT		 118392008-04-02 Ian Lance Taylor <iant@google.com>
11840
11841 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11842 parameters. Update for new key type to views_. Change all
11843 callers.
11844 (File_read::read): Adjust for byteshift in returned view.
11845 (File_read::add_view): New function, broken out of
11846 find_and_make_view.
11847 (File_read::make_view): New function, broken out of
11848 find_and_make_view.
11849 (File_read::find_or_make_view): Add offset and aligned
11850 parameters. Rewrite accordingly. Change all callers.
11851 (File_read::get_view): Add offset and aligned parameters. Adjust
11852 for byteshift in return value.
11853 (File_read::get_lasting_view): Likewise.
11854 * fileread.h (class File_read): Update declarations.
11855 (class File_read::View): Add byteshift_ field. Add byteshift to
11856 constructor. Add byteshift method.
11857 * archive.h (Archive::clear_uncached_views): New function.
11858 (Archive::get_view): Add aligned parameter. Change all callers.
11859 * object.h (Object::get_view): Add aligned parameter. Change all
11860 callers.
11861 (Object::get_lasting_view): Likewise.
11862
11863 * fileread.cc (File_read::release): Don't call clear_views if
11864 there are multiple objects.
11865 * fileread.h (File_read::clear_uncached_views): New function.
11866 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11867 on the archive.
11868
a1207466
CC		 118692008-03-31 Cary Coutant <ccoutant@google.com>
11870
11871 Add thin archive support.
11872 * archive.cc (Archive::armagt): New const.
11873 (Archive::setup): Remove task parameter and calls to unlock.
11874 (Archive::unlock_nested_archives): New function.
11875 (Archive::read_header): Add nested_off parameter. Change
11876 all callers.
11877 (Archive::interpret_header): Likewise.
11878 (Archive::include_all_members): Change to handle thin
11879 archives.
11880 (Archive::include_member): Likewise.
11881 * archive.h (Archive::Archive): Add new parameters and
11882 initializers.
11883 (Archive::armagt): New const.
11884 (Archive::setup): Remove task parameter.
11885 (Archive::unlock_nested_archives): New function.
11886 (Archive::read_header): Add nested_off parameter.
11887 (Archive::interpret_header): Likewise.
11888 (Archive::Nested_archive_table): New typedef.
11889 (Archive::is_thin_archive_): New field.
11890 (Archive::nested_archives_): New field.
11891 (Archive::options_): New field.
11892 (Archive::dirpath_): New field.
11893 (Archive::task_): New field.
11894 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11895 for thin archives. Pass additional parameters to
11896 Archive::Archive. Unlock the archive file after calling
11897 Archive::setup.
cd536b21 11898
479f6503
ILT		 118992008-03-29 Ian Lance Taylor <iant@google.com>
11900
686c8caf
ILT		 11901 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11902 version symbol to be local.
11903 * testsuite/ver_test_4.sh: New file.
11904 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11905 (check_DATA): Add ver_test_4.syms.
11906 (ver_test_4.syms): New target.
11907 * testsuite/Makefile.in: Rebuild.
11908
ab794b6b
ILT		 11909 * output.cc
11910 (Output_section::Input_section_sort_entry::has_priority): New
11911 function.
11912 (Output_section::Input_section_sort_entry::match_file_name): New
11913 function.
11914 (Output_section::Input_section_sort_entry::match_section_name):
11915 Remove.
11916 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11917 Remove.
11918 (Output_section::Input_section_sort_entry::match_section_file):
11919 Remove.
11920 (Output_section::Input_section_sort_compare::operator()): Rewrite
11921 using new Input_section_sort_entry functions. Sort crtbegin and
11922 crtend first. Sort sections with no priority before sections with
11923 a priority.
11924 * testsuite/initpri1.c (d3): Check j != 4.
11925 (cd5): New constructor/destructor function.
11926 (main): Check j != 2.
11927
479f6503
ILT		 11928 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11929 new symbol when resolving, don't call set_is_default.
11930 * testsuite/ver_test_7.cc: New file.
11931 * testsuite/ver_test_7.sh: New file.
11932 * testsuite/Makefile.am (ver_test_7.so): New target.
11933 (ver_test_7.o): New target.
11934 (check_SCRIPTS): Add ver_test_7.sh.
11935 (check_DATA): Add ver_test_7.syms.
11936 (ver_test_7.syms): New target.
11937
2fd32231
ILT		 119382008-03-28 Ian Lance Taylor <iant@google.com>
11939
11940 * layout.cc (Layout::layout): If we see an input section with a
11941 name that needs sorting, set the must_sort flag for the output
11942 section.
11943 (Layout::make_output_section): If the name of the output section
11944 indicates that it might require sorting, set the may_sort flag.
11945 * output.h (Output_section::may_sort_attached_input_sections): New
11946 function.
11947 (Output_section::set_may_sort_attached_input_sections): New
11948 function.
11949 (Output_section::must_sort_attached_input_sections): New
11950 function.
11951 (Output_section::set_must_sort_attached_input_sections): New
11952 function.
11953 (class Output_section): Declare Input_section_sort_entry. Define
11954 Input_section_sort_compare. Declare
11955 sort_attached_input_sections. Add new fields:
11956 may_sort_attached_input_sections_,
11957 must_sort_attached_input_sections_,
11958 attached_input_sections_are_sorted_.
11959 * output.cc (Output_section::Output_section): Initialize new
11960 fields.
11961 (Output_section::add_input_section): Add an entry to
11962 input_sections_ if may_sort or must_sort are true.
11963 (Output_section::set_final_data_size): Call
11964 sort_attached_input_sections if necessary.
11965 (Output_section::Input_section_sort_entry): Define new class.
11966 (Output_section::Input_section_sort_compare::operator()): New
11967 function.
11968 (Output_section::sort_attached_input_sections): New function.
11969 * configure.ac: Check whether the compiler supports constructor
11970 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11971 * testsuite/initpri1.c: New file.
11972 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11973 CONSTRUCTOR_PRIORITY.
11974 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11975 (initpri1_LDFLAGS): New variable.
11976 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11977
18e6b24e
ILT		 119782008-03-27 Ian Lance Taylor <iant@google.com>
11979
49bdd526
ILT		 11980 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11981 * testsuite/common_test_1.c: New file.
11982 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11983 (common_test_1_SOURCES): New variable.
11984 (common_test_1_DEPENDENCIES): New variable.
11985 (common_test_1_LDFLAGS): New variable.
11986
18e6b24e
ILT		 11987 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11988 and commons_ correctly when NAME/VERSION does not override
11989 NAME/NULL.
11990 * testsuite/ver_test_6.c: New file.
11991 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11992 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11993 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11994
04bf7072
ILT		 119952008-03-26 Ian Lance Taylor <iant@google.com>
11996
5871526f
ILT		 11997 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11998 of an undefined symbol from a version script.
11999 * testsuite/Makefile.am (ver_test_5.so): New target.
12000 (ver_test_5.o): New target.
12001 (check_SCRIPTS): Add ver_test_5.sh.
12002 (check_DATA): Add ver_test_5.syms.
12003 (ver_test_5.syms): New target.
12004 * testsuite/ver_test_5.cc: New file.
12005 * testsuite/ver_test_5.script: New file.
12006 * testsuite/ver_test_5.sh: New file.
12007 * Makefile.in, testsuite/Makefile.in: Rebuild.
12008
04bf7072
ILT		 12009 PR gold/5986
12010 Fix problems building gold with gcc 4.3.0.
12011 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12012 (gold_error_at_location, gold_warning_at_location): Use it.
12013 * configure.ac: Check whether we can compile and use a template
12014 function with a printf attribute.
12015 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12016 when jumping over bytes.
12017 * object.cc: Instantiate Object::read_section_data.
12018 * debug.h: Include <cstring>
12019 * dwarf_reader.cc: Include <algorithm>
12020 * main.cc: Include <cstring>.
12021 * options.cc: Include <cstring>.
12022 * output.cc: Include <cstring>.
12023 * script.cc: Include <cstring>.
12024 * script.h: Include <string>.
12025 * symtab.cc: Include <cstring> and <algorithm>.
12026 * target-select.cc: Include <cstring>.
12027 * version.cc: Include <string>.
12028 * testsuite/testmain.cc: Include <cstdlib>.
12029 * configure, config.in: Rebuild.
12030
874c5b28
ILT		 120312008-03-25 Ian Lance Taylor <iant@google.com>
12032
819d6c3a
ILT		 12033 * options.cc: Include "../bfd/bfdver.h".
12034 (options::help): Print bug reporting address.
12035
f4b2c6f5
ILT		 12036 * version.cc (print_version): Adjust output for current value of
12037 BFD_VERSION_STRING.
12038
12039 * NEWS: New file.
12040
e96caa79
ILT		 12041 * options.cc (options::help): Print list of supported targets.
12042 * target-select.h: Include <vector>.
12043 (class Target_selector): Make machine_, size_, and is_big_endian_
12044 fields const. Add bfd_name_ and instantiated_target_ fields.
12045 (Target_selector::Target_selector): Add bfd_name parameter.
12046 (Target_selector::recognize): Make non-virtual, call
12047 do_recognize.
12048 (Target_selector::recognize_by_name): Make non-virtual, call
12049 do_recognize_by_name.
12050 (Target_selector::supported_names): New function.
12051 (Target_selector::bfd_name): New function.
12052 (Target_selector::do_instantiate_target): New pure virtual
12053 function.
12054 (Target_selector::do_recognize): New virtual function.
12055 (Target_selector::do_recognize_by_name): New virtual function.
12056 (Target_selector::instantiate_target): New private function.
12057 (supported_target_names): Declare.
12058 * target-select.cc (Target_selector::Target_selector): Update for
12059 new parameter and fields.
12060 (select_target_by_name): Check that the name matches before
12061 calling recognize_by_name.
12062 (supported_target_names): New function.
12063 * i386.cc (class Target_selector_i386): Update Target_selector
12064 constructor call. Remove recognize and recognize_by_name. Add
12065 do_instantiate_target.
12066 * x86_64.cc (class Target_selector_x86_64): Likewise.
12067 * testsuite/testfile.cc (class Target_selector_test): Update for
12068 changes to Target_selector.
12069
874c5b28
ILT		 12070 * README: Rewrite, with some notes on unsupported features.
12071
0a65a3a7
CC		 120722008-03-24 Cary Coutant <ccoutant@google.com>
12073
12074 * i386.cc (Target_i386::Got_type): New enum declaration.
12075 (Target_i386::Scan::local): Updated callers of Output_data_got
12076 member functions.
12077 (Target_i386::Scan::global): Likewise.
12078 (Target_i386::Relocate::relocate): Likewise.
12079 (Target_i386::Relocate::relocate_tls): Likewise.
12080 * object.h (Got_offset_list): New class.
12081 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12082 (Sized_relobj::local_got_offset): Likewise.
12083 (Sized_relobj::set_local_got_offset): Likewise.
12084 (Sized_relobj::local_has_tls_got_offset): Removed.
12085 (Sized_relobj::local_tls_got_offset): Removed.
12086 (Sized_relobj::set_local_tls_got_offset): Removed.
12087 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12088 * output.cc (Output_data_got::add_global): Added got_type parameter.
12089 (Output_data_got::add_global_with_rel): Likewise.
12090 (Output_data_got::add_global_with_rela): Likewise.
12091 (Output_data_got::add_global_pair_with_rel): New function.
12092 (Output_data_got::add_global_pair_with_rela): New function.
12093 (Output_data_got::add_local): Added got_type parameter.
12094 (Output_data_got::add_local_with_rel): Likewise.
12095 (Output_data_got::add_local_with_rela): Likewise.
12096 (Output_data_got::add_local_pair_with_rel): New function.
12097 (Output_data_got::add_local_pair_with_rela): New function.
12098 (Output_data_got::add_global_tls): Removed.
12099 (Output_data_got::add_global_tls_with_rel): Removed.
12100 (Output_data_got::add_global_tls_with_rela): Removed.
12101 (Output_data_got::add_local_tls): Removed.
12102 (Output_data_got::add_local_tls_with_rel): Removed.
12103 (Output_data_got::add_local_tls_with_rela): Removed.
12104 * output.h (Output_data_got::add_global): Added got_type parameter.
12105 (Output_data_got::add_global_with_rel): Likewise.
12106 (Output_data_got::add_global_with_rela): Likewise.
12107 (Output_data_got::add_global_pair_with_rel): New function.
12108 (Output_data_got::add_global_pair_with_rela): New function.
12109 (Output_data_got::add_local): Added got_type parameter.
12110 (Output_data_got::add_local_with_rel): Likewise.
12111 (Output_data_got::add_local_with_rela): Likewise.
12112 (Output_data_got::add_local_pair_with_rel): New function.
12113 (Output_data_got::add_local_pair_with_rela): New function.
12114 (Output_data_got::add_global_tls): Removed.
12115 (Output_data_got::add_global_tls_with_rel): Removed.
12116 (Output_data_got::add_global_tls_with_rela): Removed.
12117 (Output_data_got::add_local_tls): Removed.
12118 (Output_data_got::add_local_tls_with_rel): Removed.
12119 (Output_data_got::add_local_tls_with_rela): Removed.
12120 * resolve.cc (Symbol::override_base_with_special): Removed
12121 reference to has_got_offset_ field.
12122 * symtab.cc (Symbol::init_fields): Replaced initialization
12123 of got_offset_ with got_offsets_. Removed initialization
12124 of has_got_offset_
53fcba31 12125 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12126 (Symbol::got_offset): Likewise.
12127 (Symbol::set_got_offset): Likewise.
12128 (Symbol::has_tls_got_offset): Removed.
12129 (Symbol::tls_got_offset): Removed.
12130 (Symbol::set_tls_got_offset): Removed.
12131 (Symbol::got_offset_): Removed.
12132 (Symbol::tls_mod_got_offset_): Removed.
12133 (Symbol::tls_pair_got_offset_): Removed.
12134 (Symbol::got_offsets_): New field.
12135 (Symbol::has_got_offset): Removed.
12136 (Symbol::has_tls_mod_got_offset): Removed.
12137 (Symbol::has_tls_pair_got_offset): Removed.
12138 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12139 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12140 member functions.
12141 (Target_x86_64::Scan::global): Likewise.
12142 (Target_x86_64::Relocate::relocate): Likewise.
12143 (Target_x86_64::Relocate::relocate_tls): Likewise.
12144
bd52eafb
BE		 121452008-03-25 Ben Elliston <bje@au.ibm.com>
12146
12147 * yyscript.y: Fix spelling error in comment.
12148
8b105e34
ILT		 121492008-03-24 Ian Lance Taylor <iant@google.com>
12150
8ed814a9
ILT		 12151 * options.h (class General_options): Define build_id option.
12152 * layout.h (class Layout): Declare write_build_id, create_note,
12153 create_build_id. Add build_id_note_ member.
12154 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12155 "libiberty.h", "md5.h", "sha1.h".
12156 (Layout::Layout): Initialize eh_frame_data_,
12157 eh_frame_hdr_section_, and build_id_note_.
12158 (Layout::finalize): Call create_build_id.
12159 (Layout::create_note): New function, broken out of
12160 Layout::create_gold_note.
12161 (Layout::create_gold_note): Call create_note.
12162 (Layout::create_build_id): New function.
12163 (Layout::write_build_id): New function.
12164 (Close_task_runner::run): Call write_build_id.
12165
8b105e34
ILT		 12166 * x86_64.cc: Correct license to GPLv3.
12167
086a1841
ILT		 121682008-03-23 Ian Lance Taylor <iant@google.com>
12169
12170 * options.cc: Include "demangle.h".
12171 (parse_optional_string): New function.
12172 (parse_long_option): Handle takes_optional_argument.
12173 (parse_short_option): Update dash_z initializer. Handle
12174 takes_optional_argument.
12175 (General_options::General_options): Initialize do_demangle_.
12176 (General_options::finalize): Set do_demangle_. Handle demangling
12177 style.
12178 * options.h (parse_optional_string): Declare.
12179 (struct One_option): Add optional_arg field. Update constructor.
12180 Update call constructor calls. Add takes_optional_argument
12181 function.
12182 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12183 (DEFINE_optional_string): Define.
12184 (General_options::demangle): Change from DEFINE_bool to
12185 DEFINE_optional_string.
12186 (General_options::no_demangle): New function.
12187 (General_options::do_demangle): New function.
12188 (General_options::set_do_demangle): New function.
12189 (General_options::execstack_status_): Move definition to end of
12190 class definition.
12191 (General_options::static_): Likewise.
12192 (General_options::do_demangle_): New field.
12193 * object.cc (big_endian>::get_symbol_location_info): Call
12194 Options::do_demangle, not Options::demangle.
12195 * symtab.cc (demangle): Likewise.
12196
cbb93e63
ILT		 121972008-03-22 Ian Lance Taylor <iant@google.com>
12198
12199 * gold.h: Include <cstddef> and <sys/types.h>
12200 * options.h: Include <cstring>.
12201
ec531623
ILT		 122022008-03-21 Ian Lance Taylor <iant@google.com>
12203
12204 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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