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[deliverable/binutils-gdb.git] / gold / ChangeLog
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bab9090f
CC		 12011-10-18 Cary Coutant <ccoutant@google.com>
2
3 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
4 (Output_file::map_no_anonymous): Check for non-zero
5 return code from posix_fallocate.
6
f7c5b166
CC		 72011-10-17 Cary Coutant <ccoutant@google.com>
8
9 PR gold/13245
10 * plugin.cc (is_visible_from_outside): Check for symbols
11 referenced from dynamic objects.
12 * resolve.cc (Symbol_table::resolve): Don't count references
13 from dynamic objects as references from real ELF files.
14 * testsuite/plugin_test_2.sh: Adjust expected result.
15
b490c0bb
CC		 162011-10-17 Cary Coutant <ccoutant@google.com>
17
18 * gold.cc: Include timer.h.
19 (queue_middle_tasks): Stamp time.
20 (queue_final_tasks): Likewise.
21 * main.cc (main): Store timer in parameters. Print timers
22 for each pass.
23 * parameters.cc (Parameters::Parameters): Initialize timer_.
24 (Parameters::set_timer): New function.
25 (set_parameters_timer): New function.
26 * parameters.h (Parameters::set_timer): New function.
27 (Parameters::timer): New function.
28 (Parameters::timer_): New data member.
29 (set_parameters_timer): New function.
30 * timer.cc (Timer::stamp): New function.
31 (Timer::get_pass_time): New function.
32 * timer.h (Timer::stamp): New function.
33 (Timer::get_pass_time): New function.
34 (Timer::pass_times_): New data member.
35
f475cf7b
CC		 362011-10-17 Cary Coutant <ccoutant@google.com>
37
38 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
39 task for members of lib groups.
40
cdd7e244
CC		 412011-10-17 Cary Coutant <ccoutant@google.com>
42
43 PR gold/13288
4f95c8b4 44 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 45 (File_read::make_view): Move bounds check (replace with assert)...
46 (File_read::find_or_make_view): ... to here.
47
dfb45471
CC		 482011-10-12 Cary Coutant <ccoutant@google.com>
49
4f95c8b4 50 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 51 ::read returns less than requested size.
52
53bbcc1b
CC		 532011-10-10 Cary Coutant <ccoutant@google.com>
54
4f95c8b4 55 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 56 Initialize defined_count_.
57 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
58 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
59 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
60 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
61 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 62 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 63 member.
64 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 65 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 66 Return zeroes instead of internal error.
67
397b129b
CC		 682011-10-10 Cary Coutant <ccoutant@google.com>
69
70 PR gold/13249
4f95c8b4 71 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 72 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 73 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 74 (Output_reloc::type_): Adjust size of bit field.
75 (Output_reloc::use_plt_offset_): New bit field.
76 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
77 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
78 flag. Adjust all callers.
4f95c8b4 79 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 80 creating RELATIVE relocations.
81
d5698657
NC		 822011-10-10 Nick Clifton <nickc@redhat.com>
83
84 * po/es.po: Updated Spanish translation.
85 * po/fi.po: Updated Finnish translation.
86
6a59a5c2
DN		 872011-10-03 Diego Novillo <dnovillo@google.com>
88
89 * options.cc (parse_uint): Fix dereference of RETVAL.
90
f0558624
ST		 912011-09-29 Sriraman Tallam <tmsriram@google.com>
92
93 * layout.h (section_order_map_): New member.
94 (get_section_order_map): New member function.
95 * output.cc (Output_section::add_input_section): Check for patterns
96 only when --section-ordering-file is specified.
97 * gold.cc (queue_middle_tasks): Delay updating order of sections till
98 output_sections have been formed.
99 * layout.cc (Layout_Layout): Initialize section_order_map_.
100 * plugin.cc (update_section_order): Store order in order_map. Do not
101 update the order.
102 * testsuite/Makefile.am: Add test case for plugin_final_layout.
103 * testsuite/Makefile.in: Regenerate.
104 * testsuite/plugin_section_order.c: New file.
105 * testsuite/plugin_final_layout.cc: New file.
106 * testsuite/plugin_final_layout.sh: New file.
107
a7dac153
CC		 1082011-09-29 Cary Coutant <ccoutant@google.com>
109
4f95c8b4 110 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 111 Check for NULL.
4f95c8b4 112 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 113 symbols during incremental update.
114 (Symbol_table::add_from_dynobj): Likewise.
115
eebd87a5
ILT		 1162011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
117 Ian Lance Taylor <iant@google.com>
118
119 * symtab.cc (Symbol_table::define_special_symbol): Always
120 canonicalize version string.
121
403a3331
CC		 1222011-09-26 Cary Coutant <ccoutant@google.com>
123
4f95c8b4
CC		 124 * gold.cc (queue_initial_tasks): Move option checks ...
125 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 126 some options; make others fatal.
127
235061c2
CC		 1282011-09-26 Cary Coutant <ccoutant@google.com>
129
130 gcc PR lto/47247
131 * plugin.cc (get_symbols_v2): New function.
132 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
133 (is_referenced_from_outside): New function.
134 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
135 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
136 (get_symbols): Pass version parameter.
137 (get_symbols_v2): New function.
138 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
139 parameter.
140 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
141 (onload): Add LDPT_GET_SYMBOLS_V2.
142 (all_symbols_read_hook): Use get_symbols_v2; check for
143 LDPR_PREVAILING_DEF_IRONLY_EXP.
144 * testsuite/plugin_test_3.sh: Update expected results.
145
dc87f620
ILT		 1462011-09-23 Simon Baldwin <simonb@google.com>
147
148 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
149 configuration options.
150 * configure: Regenerate.
151 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
152 * Makefile.in: Regenerate.
153 * testsuite/Makefile.in: Regenerate.
154
a8279f82
ST		 1552011-09-19 Sriraman Tallam <tmsriram@google.com>
156
157 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
158
0c9350c8
CC		 1592011-09-19 Cary Coutant <ccoutant@google.com>
160
161 * incremental.cc (can_incremental_update): Fix typo in comment.
162 * incremental.h (can_incremental_update): Likewise.
163
aa06ae28
CC		 1642011-09-18 Cary Coutant <ccoutant@google.com>
165
166 * incremental.cc (can_incremental_update): New function.
167 * incremental.h (can_incremental_update): New function.
168 * layout.cc (Layout::init_fixed_output_section): Call it.
169 (Layout::make_output_section): Don't allow patch space in .eh_frame.
170 * object.cc (Sized_relobj_file::do_layout): Call
171 can_incremental_update.
172
ebb300b2
CC		 1732011-09-13 Cary Coutant <ccoutant@google.com>
174
175 * configure.ac: Check for glibc support for gnu_indirect_function
176 support with static linking, setting automake conditional
177 IFUNC_STATIC.
178 * Makefile.in: Regenerate.
179 * configure: Regenerate.
180
181 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
182 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
183 for IFUNC_STATIC.
184 * testsuite/Makefile.in: Regenerate.
185
1206d0d5
CC		 1862011-09-13 Cary Coutant <ccoutant@google.com>
187
188 * incremental.cc (Sized_relobj_incr::do_layout): Call
189 report_comdat_group for kept comdat sections.
190 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
191 * testsuite/Makefile.in: Regenerate.
192 * testsuite/incr_comdat_test_1.cc: New source file.
193 * testsuite/incr_comdat_test_2_v1.cc: New source file.
194 * testsuite/incr_comdat_test_2_v2.cc: New source file.
195 * testsuite/incr_comdat_test_2_v3.cc: New source file.
196
40b29874
ILT		 1972011-09-13 Ian Lance Taylor <iant@google.com>
198
199 * object.cc (Sized_relobj_file::do_layout): Remove unused local
200 variable external_symbols_offset.
201
1b045aac
ILT		 2022011-09-12 Ian Lance Taylor <iant@google.com>
203
204 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
205 triggered if object has no symbols.
206
24c6c55a
DM		 2072011-09-09 David S. Miller <davem@davemloft.net>
208
209 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
210 (Output_fill_debug_line::do_write): Likewise.
211
66570254
CC		 2122011-08-29 Cary Coutant <ccoutant@google.com>
213
214 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
215 casts to match formatting specs.
216 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
217
8ea8cd50
CC		 2182011-08-26 Cary Coutant <ccoutant@google.com>
219
220 * layout.cc (Free_list::allocate): Provide guarantee of minimum
221 remaining hole size when allocating.
222 (Layout::make_output_section): Set fill methods for debug sections.
223 * layout.h (Free_list::Free_list_node): Move from private to
224 public.
225 (Free_list::set_min_hole_size): New function.
226 (Free_list::begin, Free_list::end): New functions.
227 (Free_list::min_hole_): New data member.
228 * output.cc: Include dwarf.h.
229 (Output_fill_debug_info::do_minimum_hole_size): New function.
230 (Output_fill_debug_info::do_write): New function.
231 (Output_fill_debug_line::do_minimum_hole_size): New function.
232 (Output_fill_debug_line::do_write): New function.
233 (Output_section::Output_section): Initialize new data member.
234 (Output_section::set_final_data_size): Ensure patch space is larger
235 than minimum hole size.
236 (Output_section::do_write): Fill holes in debug sections.
237 * output.h (Output_fill): New class.
238 (Output_fill_debug_info): New class.
239 (Output_fill_debug_line): New class.
240 (Output_section::set_free_space_fill): New function.
241 (Output_section::free_space_fill_): New data member.
242 * testsuite/Makefile.am (incremental_test_3): Add
243 --incremental-patch option.
244 (incremental_test_4): Likewise.
245 (incremental_test_5): Likewise.
246 (incremental_test_6): Likewise.
247 (incremental_copy_test): Likewise.
248 (incremental_common_test_1): Likewise.
249 * testsuite/Makefile.in: Regenerate.
250
7cf80422
NC		 2512011-08-26 Nick Clifton <nickc@redhat.com>
252
253 * po/es.po: Updated Spanish translation.
254
c3f7b0e5
CC		 2552011-08-01 Cary Coutant <ccoutant@google.com>
256
257 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
258 * gold/testsuite/Makefile.in: Regenerate.
259 * gold/testsuite/justsyms_exec.c: New source file.
260 * gold/testsuite/justsyms_lib.c: New source file.
261
9590bf25
CC		 2622011-08-01 Cary Coutant <ccoutant@google.com>
263
264 * layout.cc (Layout::set_segment_offsets): Don't realign text
265 segment if -Ttext was specified.
266 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
267 file type.
268 * object.h (Sized_relobj_file::e_type): New function.
269 (Sized_relobj_file::e_type_): New data member.
270 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
271 base address for ET_EXEC files.
272 * target.cc (Target::do_make_elf_object_implementation): Allow
273 ET_EXEC files with --just-symbols option.
274
dcd8d12e
CC		 2752011-07-28 Cary Coutant <ccoutant@google.com>
276
277 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
278 Add thread_number parameter.
279 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
280 * workqueue-threads.cc
281 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
282 current thread if its thread number is greater than desired thread
283 count.
284 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
285 Add thread_number parameter.
286 (Workqueue::should_cancel_thread): Likewise.
287 (Workqueue::find_runnable_or_wait): Pass thread_number to
288 should_cancel_thread.
289 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
290 parameter.
291
804eb480
ST		 2922011-07-22 Sriraman Tallam <tmsriram@google.com>
293
294 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
295 only after checking if it cannot be forced local.
296 * symtab.h (is_externally_visible): Check if the symbol is not forced
297 local.
298
f1ddb600
ILT		 2992011-07-15 Ian Lance Taylor <iant@google.com>
300
301 * options.h (class General_options): Add --print-output-format.
302 Move -EL next to -EB, for better --help output.
303 * target-select.cc: Include <cstdio>, "options.h", and
304 "parameters.h".
305 (Target_selector::do_target_bfd_name): New function.
306 (print_output_format): New function.
307 * target-select.h (class Target_selector): Update declarations.
308 (Target_selector::target_bfd_name): New function.
309 (print_output_format): Declare.
310 * main.cc: Include "target-select.h".
311 (main): Handle --print-output-format.
312 * gold.cc: Include "target-select.h".
313 (queue_initial_tasks): Handle --print-output-format when there are
314 no input files.
315 * parameters.cc (parameters_force_valid_target): Give a better
316 error message if -EB/-EL does not match target.
317 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
318 function.
319
7d172687
ILT		 3202011-07-15 Ian Lance Taylor <iant@google.com>
321
322 * i386.cc (class Output_data_plt_i386): Add layout_ field.
323 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
324 (Output_data_plt_i386::do_write): Write address of .dynamic
325 section to first entry in .got.plt section.
326 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
327 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
328 Initialize layout_.
329 (Output_data_plt_x86_64::do_write): Write address of .dynamic
330 section to first entry in .got.plt section.
331 * layout.h (Layout::dynamic_section): New function.
332
e9552f7e
ST		 3332011-07-13 Sriraman Tallam <tmsriram@google.com>
334
335 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
336 to claim_file call.
337 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
338 input_section_position_, and input_section_glob_.
339 (read_layout_from_file): Call function section_ordering_specified.
340 * layout.h (is_section_ordering_specified): New function.
341 (section_ordering_specified): New function.
342 (section_ordering_specified_): New boolean member.
343 * main.cc(main): Call load_plugins after layout object is defined.
344 * output.cc (Output_section::add_input_section): Use
345 function section_ordering_specified to check if section ordering is
346 needed.
347 * output.cc (Output_section::add_relaxed_input_section): Use
348 function section_ordering_specified to check if section ordering is
349 needed.
350 (Output_section::update_section_layout): New function.
351 (Output_section::sort_attached_input_sections): Check if input section
352 must be reordered.
353 * output.h (Output_section::update_section_layout): New function.
354 * plugin.cc (get_section_count): New function.
355 (get_section_type): New function.
356 (get_section_name): New function.
357 (get_section_contents): New function.
358 (update_section_order): New function.
359 (allow_section_ordering): New function.
360 (Plugin::load): Add the new interfaces to the transfer vector.
361 (Plugin_manager::load_plugins): New parameter.
362 (Plugin_manager::all_symbols_read): New parameter.
363 (Plugin_manager::claim_file): New parameter. Save the elf object for
364 unclaimed objects.
365 (Plugin_manager::get_elf_object): New function.
366 (Plugin_manager::get_view): Change to directly use the bool to check
367 if get_view is called from claim_file_hook.
368 * plugin.h (input_objects): New function
369 (Plugin__manager::load_plugins): New parameter.
370 (Plugin_manager::claim_file): New parameter.
371 (Plugin_manager::get_elf_object): New function.
372 (Plugin_manager::in_claim_file_handler): New function.
373 (Plugin_manager::in_claim_file_handler_): New member.
374 (layout): New function.
375 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
376 handler with an extra parameter. Make the elf object before calling
377 claim_file handler.
378 * testsuite/plugin_test.c (get_section_count): New function pointer.
379 (get_section_type): New function pointer.
380 (get_section_name): New function pointer.
381 (get_section_contents): New function pointer.
382 (update_section_order): New function pointer.
383 (allow_section_ordering): New function pointer.
384 (onload): Check if the new interfaces exist.
385
9446efde
ILT		 3862011-07-13 Ian Lance Taylor <iant@google.com>
387
388 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
389 relro section.
390 * x86_64.cc (Target_x86_64::got_section): Likewise.
391 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
392 (relro_now_test_SOURCES): New variable.
393 (relro_now_test_DEPENDENCIES): New variable.
394 (relro_now_test_LDFLAGS): New variable.
395 (relro_now_test_LDADD): New variable.
396 (relro_now_test.so): New target.
397 * testsuite/Makefile.in: Rebuild.
398
07aa62f2
ILT		 3992011-07-12 Ian Lance Taylor <iant@google.com>
400
401 PR gold/12980
402 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
403 GLOB_DAT relocation rather than a RELATIVE relocation for a
404 protected symbol when creating a shared library.
405 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
406 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
407 * testsuite/protected_main_1.cc (main): Test that protected
408 function has same address.
409
e2153196
ILT		 4102011-07-11 Ian Lance Taylor <iant@google.com>
411
412 PR gold/12979
413 * options.h (class General_options): Add -Bgroup.
414 * options.cc (General_options::finalize): If -Bgroup is set,
415 default to --unresolved-symbols=report-all.
416 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
417 * target-reloc.h (issue_undefined_symbol_error): Handle
418 --unresolved-symbols=report-all.
419
6daf5215
ILT		 4202011-07-08 Ian Lance Taylor <iant@google.com>
421
422 PR gold/11985
423 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
424 if linker script discards key sections.
425 (Layout::create_dynamic_symtab): Likewise.
426 (Layout::assign_local_dynsym_offsets): Likewise.
427 (Layout::sized_create_version_sections): Likewise.
428 (Layout::create_interp): Likewise.
429 (Layout::finish_dynamic_section): Likewise.
430 (Layout::set_dynamic_symbol_size): Likewise.
431
beabb2c6
ILT		 4322011-07-08 Ian Lance Taylor <iant@google.com>
433
434 PR gold/12386
435 * options.h (class General_options): Add --unresolved-symbols.
436 * target-reloc.h (issue_undefined_symbol_error): Check
437 --unresolved-symbols. Add comments.
438
9c16daf1
ILT		 4392011-07-08 Ian Lance Taylor <iant@google.com>
440
441 * testsuite/odr_violation2.cc (Ordering::operator()): Make
442 expression more complex.
443
191f1a2d
ILT		 4442011-07-08 Ian Lance Taylor <iant@google.com>
445
446 PR gold/11317
447 * target-reloc.h (issue_undefined_symbol_error): New inline
448 function, broken out of relocate_section.
449 (relocate_section): Call issue_undefined_symbol_error.
450 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
451 there is no TLS segment if we are about to issue an undefined
452 symbol error.
453 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
454
62855347
ILT		 4552011-07-08 Ian Lance Taylor <iant@google.com>
456
457 PR gold/12279
458 * resolve.cc (Symbol_table::should_override): Add fromtype
459 parameter. Change all callers. Give error when linking together
460 TLS and non-TLS symbol.
461 (Symbol_table::should_override_with_special): Add fromtype
462 parameter. Change all callers.
463 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
464 there is no TLS segment if we have reported some errors.
465 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
466
67181c72
ILT		 4672011-07-08 Ian Lance Taylor <iant@google.com>
468
469 PR gold/12372
470 * target.h (Target::plt_address_for_global): New function.
471 (Target::plt_address_for_local): New function.
472 (Target::plt_section_for_global): Remove.
473 (Target::plt_section_for_local): Remove.
474 (Target::do_plt_address_for_global): New virtual function.
475 (Target::do_plt_address_for_local): New virtual function.
476 (Target::do_plt_section_for_global): Remove.
477 (Target::do_plt_section_for_local): Remove.
478 (Target::register_global_plt_entry): Add Symbol_table and Layout
479 parameters.
480 * output.cc (Output_data_got::Got_entry::write): Use
481 plt_address_for_global and plt_address_for_local.
482 * layout.cc (Layout::add_target_dynamic_tags): Use size and
483 address of output section.
484 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
485 got_irelative_, and irelative_count_ fields. Update
486 declarations.
487 (Output_data_plt_i386::has_irelative_section): New function.
488 (Output_data_plt_i386::entry_count): Add irelative_count_.
489 (Output_data_plt_i386::set_final_data_size): Likewise.
490 (class Target_i386): Add got_irelative_ and rel_irelative_
491 fields. Update declarations.
492 (Target_i386::Target_i386): Initialize new fields.
493 (Target_i386::do_plt_address_for_global): New function replacing
494 do_plt_section_for_global.
495 (Target_i386::do_plt_address_for_local): New function replacing
496 do_plt_section_for_local.
497 (Target_i386::got_section): Create got_irelative_.
498 (Target_i386::rel_irelative_section): New function.
499 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
500 fields. Don't define __rel_iplt_{start,end}.
501 (Output_data_plt_i386::add_entry): Add symtab and layout
502 parameters. Change all callers. Use different PLT and GOT for
503 IFUNC symbols.
504 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
505 layout parameters. Change all callers. Use different PLT and
506 GOT.
507 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
508 (Output_data_plt_i386::rel_irelative): New function.
509 (Output_data_plt_i386::address_for_global): New function.
510 (Output_data_plt_i386::address_for_local): New function.
511 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
512 IRELATIVE GOT when changing IFUNC GOT entries.
513 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
514 reloc.
515 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
516 if we didn't create an IRELATIVE GOT.
517 (Target_i386::Relocate::relocate): Use plt_address_for_global and
518 plt_address_for_local.
519 (Target_i386::do_dynsym_value): Use plt_address_for_global.
520 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
521 got_irelative_, and irelative_count_ fields. Update
522 declarations.
523 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
524 Initialize new fields. Remove symtab parameter. Change all
525 callers.
526 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
527 irelative_count_.
528 (Output_data_plt_x86_64::has_irelative_section): New function.
529 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
530 (class Target_x86_64): Add got_irelative_ and rel_irelative_
531 fields. Update declarations.
532 (Target_x86_64::Target_x86_64): Initialize new fields.
533 (Target_x86_64::do_plt_address_for_global): New function replacing
534 do_plt_section_for_global.
535 (Target_x86_64::do_plt_address_for_local): New function replacing
536 do_plt_section_for_local.
537 (Target_x86_64::got_section): Create got_irelative_.
538 (Target_x86_64::rela_irelative_section): New function.
539 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
540 all callers. Don't create __rel_iplt_{start,end}.
541 (Output_data_plt_x86_64::add_entry): Add symtab and layout
542 parameters. Change all callers. Use different PLT and GOT for
543 IFUNC symbols.
544 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
545 layout parameters. Change all callers. Use different PLT and
546 GOT.
547 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
548 parameters. Change all callers. Use different PLT and GOT for
549 IFUNC symbols.
550 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
551 (Output_data_plt_x86_64::rela_irelative): New function.
552 (Output_data_plt_x86_64::address_for_global): New function.
553 (Output_data_plt_x86_64::address_for_local): New function.
554 (Output_data_plt_x86_64::set_final_data_size): Likewise.
555 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
556 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
557 (Target_x86_64::register_global_plt_entry): Add symtab and layout
558 parameters.
559 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
560 reloc.
561 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
562 symbols if we didn't create an IRELATIVE GOT.
563 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
564 plt_address_for_local.
565 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
566 * testsuite/ifuncvar1.c: New test file.
567 * testsuite/ifuncvar2.c: New test file.
568 * testsuite/ifuncvar3.c: New test file.
569 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
570 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
571 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
572 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
573 * testsuite/Makefile.in: Rebuild.
574
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576
577 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
578 (two_file_test_1_ndebug.o): Likewise.
579 (two_file_test_1b_ndebug.o): Likewise.
580 (two_file_test_2_ndebug.o): Likewise.
581 (two_file_test_main_ndebug.o): Likewise.
582 (incremental_test_2): Link with no-debug versions.
583
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585
586 * gold/incremental.cc
587 (Output_section_incremental_inputs::write_info_blocks): Check for
588 hidden and internal symbols.
589
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591
592 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
593 Check disposition for startup file.
594 (Incremental_inputs::report_command_line): Ignore
595 --incremental-startup-unchanged option.
596 * options.cc (General_options::parse_incremental_startup_unchanged):
597 New function.
598 (General_options::General_options): Initialize new data member.
599 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
600 (General_options): Add --incremental-startup-unchanged option.
601 (General_options::incremental_startup_disposition): New function.
602 (General_options::incremental_startup_disposition_): New data member.
603
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605
606 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
607 input file index to Script_info ctor.
608 (Sized_incremental_binary::do_file_has_changed): Find the
609 command-line argument for files named in scripts.
610 * incremental.h (Script_info::Script_info): New ctor
611 with input file index.
612 (Script_info::input_file_index): New function.
613 (Script_info::input_file_index_): New data member.
614 (Incremental_binary::get_library): Add const.
615 (Incremental_binary::get_script_info): Add const.
616 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
617 * testsuite/Makefile.am (incremental_test_5): New test case.
618 (incremental_test_6): New test case.
619 * testsuite/Makefile.in: Regenerate.
620
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622
623 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
624 debug output when command lines differ.
625
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627
628 * incremental.cc (Incremental_inputs::report_command_line): Ignore
629 --incremental-patch option.
630 * layout.cc (Free_list::allocate): Extend allocation beyond original
631 end if enabled.
632 (Layout::make_output_section): Mark sections that should get
633 patch space.
634 * options.cc (parse_percent): New function.
635 * options.h (parse_percent): New function.
636 (DEFINE_percent): New macro.
637 (General_options): Add --incremental-patch option.
638 * output.cc (Output_section::Output_section): Initialize new data
639 members.
640 (Output_section::add_input_section): Print section name when out
641 of patch space.
642 (Output_section::add_output_section_data): Likewise.
643 (Output_section::set_final_data_size): Add patch space when
644 doing --incremental-full.
645 (Output_section::do_reset_address_and_file_offset): Remove patch
646 space.
647 (Output_segment::set_section_list_addresses): Print debug output
648 only if --incremental-update.
649 * output.h (Output_section::set_is_patch_space_allowed): New function.
650 (Output_section::is_patch_space_allowed_): New data member.
651 (Output_section::patch_space_): New data member.
652 * parameters.cc (Parameters::incremental_full): New function.
653 * parameters.h (Parameters::incremental_full): New function
654 * testsuite/Makefile.am (incremental_test_2): Add test for
655 --incremental-patch option.
656 * testsuite/Makefile.in: Regenerate.
657 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
658 (t18): Remove function body.
659
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661
662 PR gold/12771
663 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
664 Arm_Address type for relocation result.
665 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
666 overflow check.
667 (Arm_relocate_functions::abs32): Use unaligned access.
668 (Arm_relocate_functions::rel32): Ditto.
669 (Arm_relocate_functions::prel31): Ditto.
670 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
671 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
672 static data relocations.
673 * testsuite/Makefile.in: Regnerate.
674 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
675
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677
678 PR gold/12392
679 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
680 symbols if necessary.
681 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
682
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684
685 PR gold/12952
686 * resolve.cc (Symbol::override_base_with_special): Simply override
687 version with special symbol version, ignoring previous version.
688
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690
691 * object.cc (Sized_relobj_file::include_section_group): Add
692 information to comment about signature location.
693
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695
696 PR gold/12957
697 * options.h (class General_options): Add -f and -F.
698 * options.cc (General_options::finalize): Fatal error if -f/-F
699 are used without -shared.
700 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
701
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703
704 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
705
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707
708 PR gold/12525
709 PR gold/12952
710 * resolve.cc (Symbol::override_base_with_special): Don't override
711 the version if the overriding symbol has a different name.
712 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
713 all callers. If we give an error about an undefined version,
714 define the base version if necessary.
715 * dynobj.h (class Versions): Update declaration.
716 * testsuite/weak_alias_test_5.cc: New file.
717 * testsuite/weak_alias_test.script: New file.
718 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
719 and versioned_alias have the right value, and call t2.
720 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
721 weak_alias_test_5.so.
722 (weak_alias_test_LDADD): Likewise.
723 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
724 * testsuite/Makefile.in: Rebuild.
725
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727
728 PR gold/12525
729 * options.h (class General_options): Support -z notext.
730 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
731 -Wl,-z,notext.
732 (two_file_shared_nonpic.so): Likewise.
733 (two_file_shared_mixed.so): Likewise.
734 (two_file_shared_mixed_1.so): Likewise.
735 (weak_undef_lib_nonpic.so): Likewise.
736 (alt/weak_undef_lib_nonpic.so): Likewise.
737 (tls_test_shared_nonpic.so): Likewise.
738 * testsuite/Makefile.in: Rebuild.
739
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741
742 PR gold/12525
743 * configure.ac: Test whether static linking works, setting
744 the automake conditional HAVE_STATIC.
745 * testsuite/Makefile.am: Disable tests using -static if
746 HAVE_STATIC is not true.
747 * configure, testsuite/Makefile.in: Rebuild.
748
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750
751 PR gold/12525
752 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
753 Assert if we see DW_EH_PE_indirect.
754 * target.h (Target::ehframe_datarel_base): New function.
755 (Target::do_ehframe_datarel_base): New target function.
756 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
757 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
758 function.
759
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761
762 PR gold/12571
763 * options.h (class General_options): Add
764 --ld-generated-unwind-info.
765 * ehframe.cc (Fde::write): Add address parameter. Change all
766 callers. If associated with PLT, fill in address and size.
767 (Cie::set_output_offset): Only add merge mapping if there is an
768 object.
769 (Cie::write): Add address parameter. Change all callers.
770 (Eh_frame::add_ehframe_for_plt): New function.
771 * ehframe.h (class Fde): Update declarations. Move shndx_ and
772 input_offset_ fields into union u_, with new plt field.
773 (Fde::Fde): Adjust for new union field.
774 (Fde::Fde) [Output_data version]: New constructor.
775 (Fde::add_mapping): Only add merge mapping if there is an object.
776 (class Cie): Update declarations.
777 (class Eh_frame): Declare add_ehframe_for_plt.
778 * layout.cc (Layout::layout_eh_frame): Break out code into
779 make_eh_frame_section, and call it.
780 (Layout::make_eh_frame_section): New function.
781 (Layout::add_eh_frame_for_plt): New function.
782 * layout.h (class Layout): Update declarations.
783 * merge.cc (Merge_map::add_mapping): Add assertion.
784 * i386.cc: Include "dwarf.h".
785 (class Output_data_plt_i386): Make first_plt_entry,
786 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
787 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
788 and plt_eh_frame_fde.
789 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
790 boundary. Call add_eh_frame_for_plt if appropriate.
791 * x86_64.cc: Include "dwarf.h".
792 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
793 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
794 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
795 and plt_eh_frame_fde.
796 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
797 appropriate.
798
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800
801 PR gold/12629
802 * object.cc (Sized_relobj_file::layout_section): Change shdr
803 parameter to be const.
804 (Sized_relobj_file::layout_eh_frame_section): New function, broken
805 out of do_layout.
806 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
807 appropriate. Call layout_eh_frame_section.
808 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
809 sections.
810 * object.h (class Sized_relobj_file): Update declarations.
811
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813
37e41b03 814 PR gold/12652
6c21fce1
ILT		 815 * script.cc (Token::integer_value): Accept trailing M/m/K/k
816 modifier.
817 (Lex::gather_token): Accept trailing M/m/K/k for integers.
818
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820
821 PR gold/12675
822 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
823 SHT_X86_64_UNWIND.
824 * layout.cc (Layout::layout_eh_frame): Likewise.
825
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827
828 PR gold/12695
829 * layout.cc (Layout::symtab_section_shndx): New function.
830 * layout.h (class Layout): Declare symtab_section_shndx.
831 * output.cc (Output_section::write_header): Call it.
832
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834
835 PR gold/12818
836 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
837 symbols which are not used in a relocation.
838
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840
841 PR gold/12898
842 * layout.cc (Layout::segment_precedes): Don't crash if a linker
843 script create indistinguishable segments.
844 (Layout::set_segment_offsets): Use stable_sort when sorting
845 segments. Pass this to Compare_segments constructor.
846 * layout.h (class Layout): Make segment_precedes non-static.
847 (class Compare_segments): Change from struct to class. Add
848 layout_ field. Add constructor.
849 * script-sections.cc
850 (Script_sections::attach_sections_using_phdrs_clause): Rename
851 local orphan to is_orphan. Don't report failure to put empty
852 section in segment. On attachment failure, report name of
853 section, and attach to first PT_LOAD segment.
854
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856
857 PR gold/12934
858 * target-select.cc (Target_selector::Target_selector): Add
859 emulation parameter. Change all callers.
860 (select_target_by_bfd_name): Rename from select_target_by_name.
861 Change all callers.
862 (select_target_by_emulation): New function.
863 (supported_emulation_names): New function.
864 * target-select.h (class Target_selector): Add emulation_ field.
865 Update declarations.
866 (Target_selector::recognize_by_bfd_name): Rename from
867 recognize_by_name. Change all callers.
868 (Target_selector::supported_bfd_names): Rename from
869 supported_names. Change all callers.
870 (Target_selector::recognize_by_emulation): New function.
871 (Target_selector::supported_emulations): New function.
872 (Target_selector::emulation): New function.
873 (Target_selector::do_recognize_by_bfd_name): Rename from
874 do_recognize_by_name. Change all callers.
875 (Target_selector::do_supported_bfd_names): Rename from
876 do_supported_names. Change all callers.
877 (Target_selector::do_recognize_by_emulation): New function.
878 (Target_selector::do_supported_emulations): New function.
879 (select_target_by_bfd_name): Change name in declaration.
880 (select_target_by_emulation): Declare.
881 (supported_emulation_names): Declare.
882 * parameters.cc (parameters_force_valid_target): Try to find
883 target based on emulation from -m option.
884 * options.h (class General_options): Change doc string for -m.
885 * options.cc (help): Print emulations.
886 (General_options::parse_V): Likewise.
887 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
888 Add emulation parameter. Change all callers.
889
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891
892 * target.h (class Target): Add osabi_ field.
893 (Target::osabi): New function.
894 (Target::set_osabi): New function.
895 (Target::Target): Initialize osabi_.
896 (Target::do_adjust_elf_header): Make pure virtual.
897 (Sized_target::do_adjust_elf_header): Declare.
898 * target.cc (Sized_target::do_adjust_elf_header): New function.
899 (class Sized_target): Instantiate all versions.
900 * freebsd.h (class Target_freebsd): Remove.
901 (Target_selector_freebsd::do_recognize): Call set_osabi on
902 Target.
903 (Target_selector_freebsd::do_recognize_by_name): Likewise.
904 (Target_selector_freebsd::set_osabi): Remove.
905 * i386.cc (class Target_i386): Inherit from Sized_target rather
906 than Target_freebsd.
907 * x86_64.cc (class Target_x86_64): Likewise.
908
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910
911 * target.h (Target::can_check_for_function_pointers): Rewrite.
912 Make non-virtual.
913 (Target::can_icf_inline_merge_sections): Likewise.
914 (Target::section_may_have_icf_unsafe_poineters): Likewise.
915 (Target::Target_info): Add can_icf_inline_merge_sections field.
916 (Target::do_can_check_for_function_pointers): New virtual
917 function.
918 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
919 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
920 from can_check_for_function_pointers, move in file.
921 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
922 section_may_have_icf_unsafe_poineters, move in file.
923 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
924 * i386.cc (Target_i386::do_can_check_for_function_pointers):
925 Rename from can_check_for_function_pointers, move in file.
926 (Target_i386::can_icf_inline_merge_sections): Remove.
927 (Target_i386::i386_info): Initialize
928 can_icf_inline_merge_sections.
929 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
930 Initialize can_icf_inline_merge_sections.
931 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
932 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
933 Rename from can_check_for_function_pointers, move in file.
934 (Target_x86_64::can_icf_inline_merge_sections): Remove.
935 (Target_x86_64::x86_64_info): Initialize
936 can_icf_inline_merge_sections.
937 * testsuite/testfile.cc (Target_test::test_target_info):
938 Likewise.
939 * icf.cc (get_section_contents): Correct formatting.
940
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942
943 * symtab.cc (Symbol::versioned_name): New function.
944 (Symbol_table::add_to_final_symtab): Use versioned_name when
945 appropriate.
946 (Symbol_table::sized_write_symbol): Likewise.
947 * symtab.h (class Symbol): Declare versioned_name.
948 * stringpool.h (class Stringpool_template): Add variant of add
949 which takes a std::basic_string.
950 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
951 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
952 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
953 (ver_test_12.o): New target.
954 * testsuite/Makefile.in: Rebuild.
955
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957
958 * arm.cc (Arm_relocate_functions::thm_jump8,
959 Arm_relocate_functions::thm_jump11): Use a wider signed
960 type to compute offset.
961 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
962 arm_thm_jump8.
963 * testsuite/Makefile.in: Regenerate.
964 * testsuite/arm_branch_in_range.sh: Check test results of
965 arm_thm_jump11 and arm_thm_jump8.
966 * testsuite/arm_thm_jump11.s: New test source file.
967 * testsuite/arm_thm_jump11.t: New linker script.
968 * testsuite/arm_thm_jump8.s: New test source file.
969 * testsuite/arm_thm_jump8.t: New linker script.
970
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972
973 * layout.cc: Include "object.h".
974 (ctors_sections_in_init_array): New static variable.
975 (Layout::is_ctors_in_init_array): New function.
976 (Layout::layout): Add entry to ctors_sections_in_init_array if
977 appropriate.
978 * layout.h (class Layout): Declare is_ctors_in_init_array.
979 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
980 is_ctors_reverse_view is set.
981 (Sized_relobj_file::write_sections): Add layout parameter. Change
982 all callers. Set is_ctors_reverse_view field of View_size.
983 (Sized_relobj_file::reverse_words): New function.
984 * object.h (Sized_relobj_file::View_size): Add
985 is_ctors_reverse_view field.
986 (class Sized_relobj_file): Update declarations.
987 * testsuite/initpri3.c: New test.
988 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
989 initpri3b.
990 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
991 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
992 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
993 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
994 * testsuite/Makefile.in: Rebuild.
995
472076e4
CC		 9962011-06-24 Cary Coutant <ccoutant@google.com>
997
998 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
999 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1000 (debug_msg_cdebug.err): New targets.
1001 * testsuite/Makefile.in: Regenerate.
1002 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1003 Fix checks for link with shared library.
1004
a60af0db
DK		 10052011-06-24 Doug Kwan <dougkwan@google.com>
1006
1007 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1008 skip empty text sections.
1009 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1010
5393d741
ILT		 10112011-06-22 Ian Lance Taylor <iant@google.com>
1012
1013 PR gold/12910
1014 * options.h (class General_options): Add --ctors-in-init-array.
1015 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1016 friends as SHT_PROGBITS for merging sections.
1017 (Layout::layout): Remove special handling of .init_array and
1018 friends. Don't sort if doing relocatable link. Sort for .ctors
1019 and .dtors if ctors_in_init_array.
1020 (Layout::make_output_section): Force correct section types for
1021 .init_array and friends. Don't sort if doing relocatable link,
1022 Don't sort .ctors and .dtors if ctors_in_init_array.
1023 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1024 (Layout::output_section_name): Add relobj parameter. Change all
1025 callers. Handle .ctors. and .dtors. in code rather than table.
1026 Handle .ctors and .dtors if ctors_in_init_array.
1027 (Layout::match_file_name): New function, moved from output.cc.
1028 * layout.h (class Layout): Update declarations.
1029 * output.cc: Include "layout.h".
1030 (Input_section_sort_entry::get_priority): New function.
1031 (Input_section_sort_entry::match_file_name): Just call
1032 Layout::match_file_name.
1033 (Output_section::Input_section_sort_init_fini_compare::operator()):
1034 Handle .ctors and .dtors. Sort by explicit priority rather than
1035 by name.
1036 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1037 * testsuite/initpri2.c: New test.
1038 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1039 (check_PROGRAMS): Add initpri2.
1040 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1041 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1042 * configure, testsuite/Makefile.in: Rebuild.
1043
e1f74f98
ILT		 10442011-06-19 Ian Lance Taylor <iant@google.com>
1045
1046 PR gold/12880
1047 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1048 .interp section to a PT_INTERP segment even if we have seen a
1049 --dynamic-linker option. Don't do it if we have seen a PHDRS
1050 clause in a linker script.
1051 (Layout::finalize): Don't create a .interp section if we've
1052 already create a PT_INTERP segment.
1053 (Layout::create_interp): Always call choose_output_section (revert
1054 patch of 2011-06-17). Don't create PT_INTERP segment.
1055 * script-sections.cc
1056 (Script_sections::create_note_and_tls_segments): Add a .interp
1057 section to a PT_INTERP segment even if we have seen a
1058 --dynamic-linker option.
1059
766f91bb
ILT		 10602011-06-18 Ian Lance Taylor <iant@google.com>
1061
1062 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1063 merely because a non-PT_LOAD segment has a dynamic reloc.
1064
0d212c3a
ILT		 10652011-06-18 Ian Lance Taylor <iant@google.com>
1066
1067 * layout.cc (Layout::finish_dynamic_section): Don't create
1068 DT_FLAGS entry if not needed.
1069
911a5072
ILT		 10702011-06-18 Ian Lance Taylor <iant@google.com>
1071
1072 PR gold/12745
1073 * layout.cc (Layout::layout_eh_frame): Correct handling of
1074 writable .eh_frame section.
1075
534b4e5f
ILT		 10762011-06-17 Ian Lance Taylor <iant@google.com>
1077
1078 PR gold/12893
1079 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1080 symbol is redefined with the exact same object and value.
1081
10b4f102
ILT		 10822011-06-17 Ian Lance Taylor <iant@google.com>
1083
1084 PR gold/12880
1085 * layout.h (class Layout): Add interp_segment_ field.
1086 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1087 (Layout::attach_allocated_section_to_segment): If making shared
1088 library, put .interp section in PT_INTERP segment.
1089 (Layout::finalize): Also call create_interp if -dynamic-linker
1090 option was used.
1091 (Layout::create_interp): Assert that there is no PT_INTERP
1092 segment. If not using a SECTIONS clause, use make_output_section.
1093 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1094 * script-sections.cc
1095 (Script_sections::create_note_and_tls_segments): If making shared
1096 library, put .interp section in PT_INTERP segment.
1097
a29b0dad
ILT		 10982011-06-17 Ian Lance Taylor <iant@google.com>
1099
e588ea8d
ILT		 1100 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1101 when making a shared library.
1102
11032011-06-17 Ian Lance Taylor <iant@google.com>
1104
1105 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1106 parameter. Change all callers. Don't issue warning about PC32
1107 against locally defined symbol.
a29b0dad 1108
9d3b0698
ILT		 11092011-06-16 Ian Lance Taylor <iant@google.com>
1110
1111 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1112 occurs in same object.
1113
85b0f90c
AM		 11142011-06-14 Alan Modra <amodra@gmail.com>
1115
1116 * po/POTFILES.in: Regenerate.
1117
a94907d9
ILT		 11182011-06-09 Ian Lance Taylor <iant@google.com>
1119
1120 * script-sections.cc
1121 (Orphan_output_section::set_section_addresses): For a relocatable
1122 link set address to 0.
1123
4fb3a1c3
CC		 11242011-06-09 Cary Coutant <ccoutant@google.com>
1125
1126 PR gold/12804
1127 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1128 used with --compress-debug-sections.
1129 * gold/object.cc (Sized_relobj_file::do_layout): Report
1130 uncompressed size of compressed input sections.
1131
61220854
CC		 11322011-06-08 Cary Coutant <ccoutant@google.com>
1133
1134 PR gold/12804
1135 * testsuite/two_file_test_2_v1.cc: Change initialization of
1136 v2 to keep it in .data.
1137
e6455dfb
CC		 11382011-06-07 Cary Coutant <ccoutant@google.com>
1139
1140 * common.cc (Symbol_table::do_allocate_commons_list): Call
1141 gold_fallback.
1142 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1143 (Errors::fallback): New function.
1144 (gold_fallback): New function.
1145 * errors.h (Errors::fallback): New function.
1146 * gold.cc (gold_exit): Change status parameter to enum; adjust
1147 all callers.
1148 (queue_initial_tasks): Call gold_fallback.
1149 * gold.h: Include cstdlib.
1150 (Exit_status): New enum type.
1151 (gold_exit): Change status parameter to enum.
1152 (gold_fallback): New function.
1153 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1154 (Layout::create_symtab_sections): Likewise.
1155 (Layout::create_shdrs): Likewise.
1156 * main.cc (main): Adjust call to gold_exit.
1157 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1158 (Output_data_got::add_got_entry_pair): Likewise.
1159 (Output_section::add_input_section): Likewise.
1160 (Output_section::add_output_section_data): Likewise.
1161 (Output_segment::set_section_list_addresses): Likewise.
1162 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1163
fb0e076f
CC		 11642011-06-07 Cary Coutant <ccoutant@google.com>
1165
1166 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1167 for incremental links.
1168 * output.cc (Output_segment::set_section_list_addresses): Remove
1169 FIXME and test for TLS or BSS.
1170
a5ee4d5d
CC		 11712011-06-07 Cary Coutant <ccoutant@google.com>
1172
1173 * testsuite/Makefile.am: Add incremental_copy_test,
1174 incremental_common_test_1.
1175 * testsuite/Makefile.in: Regenerate.
1176 * testsuite/common_test_1_v1.c: New source file.
1177 * testsuite/common_test_1_v2.c: New source file.
1178 * testsuite/copy_test_v1.cc: New source file.
1179
5146f448
CC		 11802011-06-07 Cary Coutant <ccoutant@google.com>
1181
1182 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1183 update, allocate common from bss section's free list.
1184 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1185 linker-defined symbols.
1186 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1187 Skip GOT and PLT entries that are no longer referenced.
1188 (Output_section_incremental_inputs::write_info_blocks): Mark
1189 linker-defined symbols.
1190 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1191 * output.cc (Output_section::allocate): New function.
1192 * output.h (Output_section::allocate): New function.
1193 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1194 linker-defined symbols.
1195 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1196 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1197 (Symbol::init_base_output_data): Likewise.
1198 (Symbol::init_base_output_segment): Likewise.
1199 (Symbol::init_base_constant): Likewise.
1200 (Sized_symbol::init_output_data): Likewise.
1201 (Sized_symbol::init_output_segment): Likewise.
1202 (Sized_symbol::init_constant): Likewise.
1203 (Symbol_table::do_define_in_output_data): Likewise.
1204 (Symbol_table::do_define_in_output_segment): Likewise.
1205 (Symbol_table::do_define_as_constant): Likewise.
1206 * symtab.h (Symbol::is_predefined): New function.
1207 (Symbol::init_base_output_data): Add is_predefined parameter.
1208 (Symbol::init_base_output_segment): Likewise.
1209 (Symbol::init_base_constant): Likewise.
1210 (Symbol::is_predefined_): New data member.
1211 (Sized_symbol::init_output_data): Add is_predefined parameter.
1212 (Sized_symbol::init_output_segment): Likewise.
1213 (Sized_symbol::init_constant): Likewise.
1214 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1215
26d3c67d
CC		 12162011-06-07 Cary Coutant <ccoutant@google.com>
1217
1218 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1219 instead of emit_copy_reloc.
1220 (Copy_relocs::emit_copy_reloc): Refactor.
1221 (Copy_relocs::make_copy_reloc): New function.
1222 (Copy_relocs::add_copy_reloc): Remove.
1223 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1224 section.
1225 (Copy_relocs::make_copy_reloc): New function.
1226 (Copy_relocs::add_copy_reloc): Remove.
1227 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1228 unchanged input files.
1229 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1230 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1231 Reserve BSS space for COPY relocations.
1232 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1233 (Output_section_incremental_inputs::write_info_blocks): Record
1234 whether a symbol is copied from a shared object.
1235 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1236 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1237 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1238 (Incremental_input_entry_reader::get_output_symbol_index): Add
1239 is_copy parameter.
1240 (Incremental_binary::emit_copy_relocs): New function.
1241 (Incremental_binary::do_emit_copy_relocs): New function.
1242 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1243 new data member.
1244 (Sized_incremental_binary::add_copy_reloc): New function.
1245 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1246 (Sized_incremental_binary::Copy_reloc): New struct.
1247 (Sized_incremental_binary::Copy_relocs): New typedef.
1248 (Sized_incremental_binary::copy_relocs_): New data member.
1249 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1250 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1251 * target.h (Sized_target::emit_copy_reloc): New function.
1252 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1253
7cdb37d9
CC		 12542011-06-02 Cary Coutant <ccoutant@google.com>
1255
1256 PR gold/12163
1257 * gold/archive.cc (Archive::Archive): Initialize new data member.
1258 (Archive::include_all_members): Return if archive has already been
1259 included.
1260 * gold/archive.h (Archive::include_all_members_): New data member.
1261
cc643b88
NC		 12622011-06-02 Nick Clifton <nickc@redhat.com>
1263
1264 * dynobj.h: Fix spelling mistake in comment.
1265 * output.cc: Likewise.
1266
f62a3ca7
DK		 12672011-05-31 Doug Kwan <dougkwan@google.com>
1268 Asier Llano
1269
1270 PR gold/12826
cc643b88 1271 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1272 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1273 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1274 redundant arm_exidx_test.so.
1275 * testsuite/Makefile.in: Regenerate.
1276 (check_SCRIPTS): Add pr12826.sh
1277 (check_DATA): Add pr12826.stdout
1278 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1279 * testsuite/pr12826.sh: New file.
1280 * testsuite/pr12826_1.s: Ditto.
1281 * testsuite/pr12826_1.s: Ditto.
1282
8dbe1edc
ILT		 12832011-05-30 Ian Lance Taylor <iant@google.com>
1284
1285 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1286 sections.
1287
c49875be
ILT		 12882011-05-29 Ian Lance Taylor <iant@google.com>
1289
1290 PR gold/12804
1291 * testsuite/Makefile.am: Use different file name for two_file_test
1292 temporary file for each incremental test.
1293 * testsuite/Makefile.in: Rebuild.
1294
69d53f7a
ILT		 12952011-05-29 Ian Lance Taylor <iant@google.com>
1296
1297 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1298 binary input file is empty.
1299
41d0ab5f
ILT		 13002011-05-27 Ian Lance Taylor <iant@google.com>
1301
1302 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1303 (ver_test_9.so): Likewise.
1304 * testsuite/Makefile.in: Rebuild.
1305
89d8a36b
CC		 13062011-05-26 Cary Coutant <ccoutant@google.com>
1307
1308 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1309 * incremental.cc (Incremental_inputs::report_input_section): Fix
1310 comment, indentation.
1311 (Incremental_inputs::report_comdat_group): New function.
1312 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1313 of data for incremental input file entry.
1314 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1315 group count, COMDAT group signatures.
1316 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1317 an unchanged input file.
1318 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1319 Initialize new data member.
1320 (Incremental_object_entry::add_comdat_group): New function.
1321 (Incremental_object_entry::get_comdat_group_count): New function.
1322 (Incremental_object_entry::get_comdat_signature_key): New function.
1323 (Incremental_object_entry::groups_): New data member.
1324 (Incremental_inputs::report_comdat_group): New function.
1325 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1326 data for incremental input file entry.
1327 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1328 (Incremental_input_entry_reader::get_input_section): Adjust size of
1329 data for incremental input file entry.
1330 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1331 (Incremental_input_entry_reader::get_comdat_group_signature): New
1332 function.
1333 * object.cc (Sized_relobj::include_section_group): Report kept
1334 COMDAT groups for incremental links.
1335
1706a06f
ILT		 13362011-05-24 David Meyer <pdox@google.com>
1337
1338 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1339 with name parameter. Add found_name parameter.
1340 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1341 * dirsearch.h (class Dirsearch): Update declaration.
1342
a10ae760
ILT		 13432011-05-24 Ian Lance Taylor <iant@google.com>
1344
1345 * archive.cc (Library_base::should_include_member): Pull in object
1346 from archive if it defines the entry symbol.
1347 * parameters.cc (Parameters::entry): New function.
1348 * parameters.h (class Parameters): Declare entry.
1349 * output.h (class Output_file_header): Remove entry_ field.
1350 * output.cc (Output_file_header::Output_file_header): Remove entry
1351 parameter. Change all callers.
1352 (Output_file_header::entry): Use parameters->entry.
1353 * gold.cc (queue_middle_tasks): Likewise.
1354 * plugin.cc (Plugin_hook::run): Likewise.
1355
aa92d6ed
CC		 13562011-05-24 Cary Coutant <ccoutant@google.com>
1357
1358 * gold.cc (queue_initial_tasks): Pass incremental base filename
1359 to Output_file::open_base_file; don't print error message.
1360 * incremental-dump.cc (main): Adjust call to
1361 Output_file::open_for_modification.
1362 * incremental-dump.cc (main): Likewise.
1363 * incremental.cc (Incremental_inputs::report_command_line):
1364 Ignore --incremental-base option when comparing command lines.
1365 Ignore parameter when given as separate argument.
1366 * options.h (class General_options): Add --incremental-base.
1367 * output.cc (Output_file::Output_file):
1368 (Output_file::open_base_file): Add base_name and writable parameters;
1369 read base file into new file; print error message here.
1370 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1371 callers.
1372 * output.h (Output_file::open_for_modification): Rename to...
1373 (Output_file::open_base_file): ...this; add base_name and
1374 writable parameters; adjust all callers.
1375 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1376 callers.
1377 * testsuite/Makefile.am (incremental_test_4): Test
1378 --incremental-base.
1379 * testsuite/Makefile.in: Regenerate.
1380
2eedd706
CC		 13812011-05-24 Cary Coutant <ccoutant@google.com>
1382
1383 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1384 incremental_test_4.
1385 * testsuite/Makefile.in: Regenerate.
1386 * testsuite/two_file_test_1_v1.cc: New test source file.
1387 * testsuite/two_file_test_1b_v1.cc: New test source file.
1388 * testsuite/two_file_test_2_v1.cc: New test source file.
1389
0f1c85a6
CC		 13902011-05-24 Cary Coutant <ccoutant@google.com>
1391
1392 * dynobj.h (Dynobj::do_dynobj): New function.
1393 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1394 flag and soname for shared objects.
1395 * incremental.cc (Incremental_inputs::report_object): Make
1396 either Incremental_object_entry or Incremental_dynobj_entry; add
1397 soname to string table.
1398 (Incremental_inputs::report_input_section): Add assertion.
1399 (Output_section_incremental_inputs::set_final_data_size): Adjust
1400 type of input file entry for shared libraries; adjust size of
1401 shared library info entry.
1402 (Output_section_incremental_inputs::write_input_files): Write
1403 as_needed flag for shared libraries.
1404 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1405 of input file entry for shared libraries; write soname.
1406 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1407 soname from incremental info.
1408 * incremental.h (enum Incremental_input_flags): Add
1409 INCREMENTAL_INPUT_AS_NEEDED.
1410 (Incremental_input_entry::Incremental_input_entry): Initialize new
1411 data member.
1412 (Incremental_input_entry::set_as_needed): New function.
1413 (Incremental_input_entry::as_needed): New function.
1414 (Incremental_input_entry::do_dynobj_entry): New function.
1415 (Incremental_input_entry::as_needed_): New data member.
1416 (Incremental_object_entry::Incremental_object_entry): Don't check
1417 for shared library.
1418 (Incremental_object_entry::do_type): Likewise.
1419 (class Incremental_dynobj_entry): New class.
1420 (Incremental_input_entry_reader::as_needed): New function.
1421 (Incremental_input_entry_reader::get_soname): New function.
1422 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1423 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1424 size of shared library info entry.
1425 * layout.cc (Layout::finish_dynamic_section): Don't test for
1426 incremental link when adding DT_NEEDED entries.
1427 * object.h (Object::Object): Initialize new data member.
1428 (Object::dynobj): New function.
1429 (Object::set_as_needed): New function.
1430 (Object::as_needed): New function.
1431 (Object::do_dynobj): New function.
1432 (Object::as_needed_): New data member.
1433
6fa2a40b
CC		 14342011-05-24 Cary Coutant <ccoutant@google.com>
1435
1436 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1437 info; adjust display of GOT entries.
1438 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1439 vector of input objects; remove file_status_.
1440 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1441 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1442 got_plt reader; call target hooks to reserve GOT entries.
1443 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1444 of input file info header and GOT info entry.
1445 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1446 relocation info.
1447 (Got_plt_view_info::got_descriptor): Remove.
1448 (Got_plt_view_info::sym_index): New data member.
1449 (Got_plt_view_info::input_index): New data member.
1450 (Local_got_offset_visitor::visit): Write input file index.
1451 (Global_got_offset_visitor::visit): Write 0 for input file index.
1452 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1453 with sym_index and input_index.
1454 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1455 incremental info GOT entry; replace got_descriptor with input_index.
1456 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1457 map from input file index to object.
1458 (Sized_relobj_incr::do_layout): Replace direct data member reference
1459 with accessor function.
1460 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1461 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1462 Adjust size of input file info header.
1463 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1464 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1465 (Incremental_input_entry_reader::get_input_section): Adjust size of
1466 input file info header.
1467 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1468 of incremental info GOT entry.
1469 (Incremental_got_plt_reader::get_got_desc): Remove.
1470 (Incremental_got_plt_reader::get_got_symndx): New function.
1471 (Incremental_got_plt_reader::get_got_input_index): New function.
1472 (Sized_incremental_binary::Sized_incremental_binary): Remove
1473 file_status_; add input_objects_.
1474 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1475 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1476 (Sized_incremental_binary::file_is_unchanged): Remove.
1477 (Sized_incremental_binary::set_input_object): New function.
1478 (Sized_incremental_binary::input_object): New function.
1479 (Sized_incremental_binary::file_status_): Remove.
1480 (Sized_incremental_binary::input_objects_): New data member.
1481 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1482 references.
1483 (Sized_relobj_incr::invalid_address): Move to base class.
1484 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1485 class.
1486 (Sized_relobj_incr::do_output_section_offset): Likewise.
1487 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1488 (Sized_relobj_incr::section_offsets_): Likewise.
1489 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1490 function.
1491 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1492 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1493 with accessor function.
1494 (Sized_relobj_file::do_layout): Likewise.
1495 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1496 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1497 (Sized_relobj_file::compute_final_local_value): Replace refs to
1498 section_offsets_ with accessor function.
1499 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1500 * object.h (Relobj::Relobj): Initialize new data members.
1501 (Relobj::add_dyn_reloc): New function.
1502 (Relobj::first_dyn_reloc): New function.
1503 (Relobj::dyn_reloc_count): New function.
1504 (Relobj::first_dyn_reloc_): New data member.
1505 (Relobj::dyn_reloc_count_): New data member.
1506 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1507 references.
1508 (Sized_relobj::Address): New typedef.
1509 (Sized_relobj::invalid_address): Move here from child class.
1510 (Sized_relobj::Sized_relobj): Initialize new data members.
1511 (Sized_relobj::sized_relobj): New function.
1512 (Sized_relobj::is_output_section_offset_invalid): Move here from
1513 child class.
1514 (Sized_relobj::get_output_section_offset): Likewise.
1515 (Sized_relobj::local_has_got_offset): Likewise.
1516 (Sized_relobj::local_got_offset): Likewise.
1517 (Sized_relobj::set_local_got_offset): Likewise.
1518 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1519 (Sized_relobj::clear_got_offsets): New function.
1520 (Sized_relobj::section_offsets): Move here from child class.
1521 (Sized_relobj::do_output_section_offset): Likewise.
1522 (Sized_relobj::do_set_section_offset): Likewise.
1523 (Sized_relobj::Local_got_offsets): Likewise.
1524 (Sized_relobj::local_got_offsets_): Likewise.
1525 (Sized_relobj::section_offsets_): Likewise.
1526 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1527 references.
1528 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1529 class.
1530 (Sized_relobj_file::sized_relobj): New function
1531 (Sized_relobj_file::local_has_got_offset): Move to base class.
1532 (Sized_relobj_file::local_got_offset): Likewise.
1533 (Sized_relobj_file::set_local_got_offset): Likewise.
1534 (Sized_relobj_file::get_output_section_offset): Likewise.
1535 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1536 (Sized_relobj_file::do_output_section_offset): Likewise.
1537 (Sized_relobj_file::do_set_section_offset): Likewise.
1538 (Sized_relobj_file::Local_got_offsets): Likewise.
1539 (Sized_relobj_file::local_got_offsets_): Likewise.
1540 (Sized_relobj_file::section_offsets_): Likewise.
1541 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1542 (all constructors).
1543 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1544 (Output_reloc::get_symbol_index): Likewise.
1545 (Output_reloc::local_section_offset): Likewise.
1546 (Output_reloc::get_address): Likewise.
1547 (Output_reloc::symbol_value): Likewise.
1548 (Output_data_got::reserve_slot): Move to class definition.
1549 (Output_data_got::reserve_local): New function.
1550 (Output_data_got::reserve_slot_for_global): Remove.
1551 (Output_data_got::reserve_global): New function.
1552 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1553 (all constructors, two instantiations).
1554 (Output_reloc::get_relobj): New function (two instantiations).
1555 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1556 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1557 (Output_data_reloc::add_global): Adjust type of relobj.
1558 (Output_data_reloc::add_global_relative): Likewise.
1559 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1560 (Output_data_reloc::add_local): Likewise.
1561 (Output_data_reloc::add_local_relative): Likewise.
1562 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1563 (Output_data_reloc::add_local_section): Likewise.
1564 (Output_data_reloc::add_output_section): Likewise.
1565 (Output_data_reloc::add_absolute): Likewise.
1566 (Output_data_reloc::add_target_specific): Likewise.
1567 (Output_data_got::reserve_slot): Move definition here.
1568 (Output_data_got::reserve_local): New function.
1569 (Output_data_got::reserve_global): New function.
1570 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1571 section_offsets_ with accessor function.
1572 (Sized_relobj_file::write_sections): Likewise.
1573 (Sized_relobj_file::do_relocate_sections): Likewise.
1574 * target.h (Sized_target::reserve_local_got_entry): New function.
1575 (Sized_target::reserve_global_got_entry): New function.
1576 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1577 (Target_x86_64::reserve_global_got_entry): New function.
1578 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1579
4829d394
CC		 15802011-05-23 Cary Coutant <ccoutant@google.com>
1581
1582 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1583 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1584 bit when checking got_type.
1585 * incremental.cc (Sized_incremental_binary::setup_readers):
1586 Store symbol table and string table locations; initialize bit vector
1587 of file status flags.
1588 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1589 unchanged files.
1590 (Sized_incremental_binary::do_process_got_plt): New function.
1591 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1592 (Output_section_incremental_inputs::set_final_data_size): Record
1593 file index for each input file.
1594 (Output_section_incremental_inputs::write_got_plt): Store file index
1595 instead of input entry offset for each GOT entry.
1596 * incremental.h
1597 (Incremental_input_entry::Incremental_input_entry): Initialize new
1598 data member.
1599 (Incremental_input_entry::set_offset): Store file index.
1600 (Incremental_input_entry::get_file_index): New function.
1601 (Incremental_input_entry::file_index_): New data member.
1602 (Incremental_binary::process_got_plt): New function.
1603 (Incremental_binary::do_process_got_plt): New function.
1604 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1605 data members.
1606 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1607 (Sized_incremental_binary::set_file_is_unchanged): New function.
1608 (Sized_incremental_binary::file_is_unchanged): New function.
1609 (Sized_incremental_binary::do_process_got_plt): New function.
1610 (Sized_incremental_binary::file_status_): New data member.
1611 (Sized_incremental_binary::main_symtab_loc_): New data member.
1612 (Sized_incremental_binary::main_strtab_loc_): New data member.
1613 * output.cc (Output_data_got::Got_entry::write): Add case
1614 RESERVED_CODE.
1615 (Output_data_got::add_global): Call add_got_entry.
1616 (Output_data_got::add_global_plt): Likewise.
1617 (Output_data_got::add_global_with_rel): Likewise.
1618 (Output_data_got::add_global_with_rela): Likewise.
1619 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1620 (Output_data_got::add_global_pair_with_rela): Likewise.
1621 (Output_data_got::add_local): Call add_got_entry.
1622 (Output_data_got::add_local_plt): Likewise.
1623 (Output_data_got::add_local_with_rel): Likewise.
1624 (Output_data_got::add_local_with_rela): Likewise.
1625 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1626 (Output_data_got::add_local_pair_with_rela): Likewise.
1627 (Output_data_got::reserve_slot): New function.
1628 (Output_data_got::reserve_slot_for_global): New function.
1629 (Output_data_got::add_got_entry): New function.
1630 (Output_data_got::add_got_entry_pair): New function.
1631 (Output_section::add_output_section_data): Edit FIXME.
1632 * output.h
1633 (Output_section_data_build::Output_section_data_build): New
1634 constructor with size parameter.
1635 (Output_data_space::Output_data_space): Likewise.
1636 (Output_data_got::Output_data_got): Initialize new data member; new
1637 constructor with size parameter.
1638 (Output_data_got::add_constant): Call add_got_entry.
1639 (Output_data_got::reserve_slot): New function.
1640 (Output_data_got::reserve_slot_for_global): New function.
1641 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1642 (Output_data_got::add_got_entry): New function.
1643 (Output_data_got::add_got_entry_pair): New function.
1644 (Output_data_got::free_list_): New data member.
1645 * target.h (Sized_target::init_got_plt_for_update): New function.
1646 (Sized_target::register_global_plt_entry): New function.
1647 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1648 Initialize new data member; call init; add constructor with PLT count.
1649 (Output_data_plt_x86_64::init): New function.
1650 (Output_data_plt_x86_64::add_relocation): New function.
1651 (Output_data_plt_x86_64::reserve_slot): New function.
1652 (Output_data_plt_x86_64::free_list_): New data member.
1653 (Target_x86_64::init_got_plt_for_update): New function.
1654 (Target_x86_64::register_global_plt_entry): New function.
1655 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1656 incremental updates.
1657 (Output_data_plt_x86_64::add_relocation): New function.
1658 * testsuite/object_unittest.cc (Object_test): Set default options.
1659
ec69d6da
ILT		 16602011-05-16 Ian Lance Taylor <iant@google.com>
1661
1662 * options.h (class General_options): Make -i a synonym for -r.
1663
732e31de
ILT		 16642011-05-16 Ian Lance Taylor <iant@google.com>
1665
1666 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1667
403676b5
CC		 16682011-05-10 Cary Coutant <ccoutant@google.com>
1669
1670 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1671 strip_all (-s).
1672
5b7b7d6e
ILT		 16732011-05-06 Ian Lance Taylor <iant@google.com>
1674
1675 * layout.cc (Layout::layout): If the output section flags change,
1676 update the ordering.
1677
f0f9babf
CC		 16782011-04-25 Cary Coutant <ccoutant@google.com>
1679
1680 * incremental-dump.cc (dump_incremental_inputs): Print local
1681 symbol info for each input file.
1682 * incremental.cc
1683 (Output_section_incremental_inputs::set_final_data_size): Add local
1684 symbol info to input file entries in incremental info.
1685 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1686 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1687 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1688 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1689 implementation.
1690 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1691 (Sized_incr_relobj::do_relocate): Write the local symbols.
1692 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1693 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1694 Adjust size of input file header.
1695 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1696 (Incremental_inputs_reader::get_local_symbol_count): New function.
1697 (Incremental_inputs_reader::get_input_section): Adjust size of input
1698 file header.
1699 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1700 (Sized_incr_relobj::This): New typedef.
1701 (Sized_incr_relobj::sym_size): New const data member.
1702 (Sized_incr_relobj::Local_symbol): New struct.
1703 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1704 (Sized_incr_relobj::do_local_symbol_offset): New function.
1705 (Sized_incr_relobj::local_symbol_count_): New data member.
1706 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1707 (Sized_incr_relobj::local_symbol_index_): New data member.
1708 (Sized_incr_relobj::local_symbol_offset_): New data member.
1709 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1710 (Sized_incr_relobj::local_symbols_): New data member.
1711 * object.h (Relobj::output_local_symbol_count): New function.
1712 (Relobj::local_symbol_offset): New function.
1713 (Relobj::do_output_local_symbol_count): New function.
1714 (Relobj::do_local_symbol_offset): New function.
1715 (Sized_relobj::do_output_local_symbol_count): New function.
1716 (Sized_relobj::do_local_symbol_offset): New function.
1717
d0a9ace3
ILT		 17182011-04-22 Vladimir Simonov <sv@sw.ru>
1719
1720 * descriptors.cc (set_close_on_exec): New function.
1721 (Descriptors::open): Use set_close_on_exec.
1722 * output.cc (S_ISLNK): Define if not defined.
1723
94a3fc8b
CC		 17242011-04-22 Cary Coutant <ccoutant@google.com>
1725
1726 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1727 global symbol map.
1728 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1729 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1730 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1731 relocations.
1732 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1733 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1734 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1735 * incremental.h
1736 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1737 function.
1738 (Incremental_binary::apply_incremental_relocs): New function.
1739 (Incremental_binary::do_apply_incremental_relocs): New function.
1740 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1741 data member.
1742 (Sized_incremental_binary::add_global_symbol): New function.
1743 (Sized_incremental_binary::global_symbol): New function.
1744 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1745 (Sized_incremental_binary::symbol_map_): New data member.
1746 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1747 * target.h (Sized_target::apply_relocation): New function.
1748 * target-reloc.h (apply_relocation): New function.
1749 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1750
c87e4302
DK		 17512011-04-22 Doug Kwan <dougkwan@google.com>
1752
1753 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1754 flag of a SHT_ARM_EXIDX section.
1755 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1756 * testsuite/Makefile.in: Regenerate.
1757 * testsuite/arm_exidx_test.s: New file.
1758 * testsuite/arm_exidx_test.sh: Same.
1759
e7782cf6
CC		 17602011-04-20 Cary Coutant <ccoutant@google.com>
1761
1762 PR gold/12689
1763 * archive.h (Incremental_archive_entry::Archive_member):
1764 Initialize arg_serial_ (second constructor).
1765
308ecdc7
ILT		 17662011-04-17 Ian Lance Taylor <iant@google.com>
1767
1768 * object.cc (Relocate_info::location): Simplify location string.
1769 * errors.cc (Errors::error_at_location): Don't print program
1770 name.
1771 (Errors::warning_at_location): Likewise.
1772 (Errors::undefined_symbol): Likewise.
1773 * testsuite/debug_msg.sh: Update accordingly.
1774
bec5b579
CC		 17752011-04-14 Cary Coutant <ccoutant@google.com>
1776
1777 * gold/layout.cc (Layout::symtab_section_offset): New function.
1778 * gold/layout.h (Layout::symtab_section_offset): New function.
1779 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1780
88597d34
ILT		 17812011-04-12 Ian Lance Taylor <iant@google.com>
1782
1783 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1784 with MREMAP_MAYMOVE.
1785 * output.h (class Output_file): Add map_is_allocated_ field.
1786 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1787 not available, provide stubs. If mremap is not available, #define
1788 it to gold_mremap.
1789 (MREMAP_MAYMOVE): Define if not defined.
1790 (Output_file::Output_file): Initialize map_is_allocated_.
1791 (Output_file::resize): Check map_is_allocated_.
1792 (Output_file::map_anonymous): If mmap fails, use malloc.
1793 (Output_file::unmap): Don't do anything for an anonymous map.
1794 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1795 is not available, provide stubs.
1796 (File_read::View::~View): Use free rather than delete[].
1797 (File_read::make_view): Use malloc rather than new[]. If mmap
1798 fails, use malloc.
1799 (File_read::find_or_make_view): Use malloc rather than new[].
1800 * gold.h: Remove HAVE_REMAP code.
1801 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1802 exists. Rename mremap to gold_mremap. If mmap is not available
1803 don't do anything.
1804 * configure, config.in: Rebuild.
1805
11e361bc
ILT		 18062011-04-11 Ian Lance Taylor <iant@google.com>
1807
1808 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1809 initialize local variable v.
1810
cdc29364
CC		 18112011-04-11 Cary Coutant <ccoutant@google.com>
1812
1813 * archive.cc (Archive::include_member): Adjust call to
1814 report_object.
1815 (Add_archive_symbols::run): Track argument serial numbers.
1816 (Lib_group::include_member): Likewise.
1817 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1818 * archive.h (Incremental_archive_entry::Archive_member):
1819 Initialize arg_serial_.
1820 (Archive_member::arg_serial_): New data member.
1821 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1822 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1823 incremental link.
1824 (Sized_dynobj::do_for_all_local_got_entries): New function.
1825 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1826 function.
1827 * fileread.cc (get_mtime): New function.
1828 * fileread.h (get_mtime): New function.
1829 * gold.cc (queue_initial_tasks): Check for incremental update.
1830 (process_incremental_input): New function.
1831 (queue_middle_tasks): Don't force valid target for incremental
1832 update.
1833 * incremental-dump.cc (find_input_containing_global): Adjust
1834 size of symbol info entry.
1835 (dump_incremental_inputs): Dump argument serial number and
1836 in_system_directory flag; bias shndx by 1; print symbol names
1837 when dumping per-file symbol lists; use new symbol info readers.
1838 * incremental.cc
1839 (Output_section_incremental_inputs:update_data_size): New function.
1840 (Sized_incremental_binary::setup_readers): Setup input readers
1841 for each input file; build maps for files added from libraries
1842 and scripts.
1843 (Sized_incremental_binary::check_input_args): New function.
1844 (Sized_incremental_binary::do_check_inputs): Build map of argument
1845 serial numbers to input arguments.
1846 (Sized_incremental_binary::do_file_has_changed): Rename
1847 do_file_is_unchanged to this; compare file modification times.
1848 (Sized_incremental_binary::do_init_layout): New function.
1849 (Sized_incremental_binary::do_reserve_layout): New function.
1850 (Sized_incremental_binary::do_get_input_reader): Remove.
1851 (Sized_incremental_binary::get_symtab_view): New function.
1852 (Incremental_checker::can_incrementally_link_output_file): Remove.
1853 (Incremental_inputs::report_command_line): Exclude --debug options.
1854 (Incremental_inputs::report_archive_begin): Add parameter; track
1855 argument serial numbers; don't put input file entry for archive
1856 before archive members.
1857 (Incremental_inputs::report_archive_end): Put input file entry
1858 for archive after archive members.
1859 (Incremental_inputs::report_object): Add parameter; track argument
1860 serial numbers and in_system_directory flag.
1861 (Incremental_inputs::report_script): Add parameter; track argument
1862 serial numbers.
1863 (Output_section_incremental_inputs::set_final_data_size): Adjust
1864 size of symbol info entry; check for forwarding symbols.
1865 (Output_section_incremental_inputs::write_input_files): Write
1866 in_system_directory flag and argument serial number.
1867 (Output_section_incremental_inputs::write_info_blocks): Map section
1868 indices between incremental info and original input file; store
1869 input section index for each symbol.
1870 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1871 change operator() to visit().
1872 (class Global_got_offset_visitor): Likewise.
1873 (class Global_symbol_visitor_got_plt):
1874 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1875 classes.
1876 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1877 (Sized_incr_relobj::do_read_symbols): New function.
1878 (Sized_incr_relobj::do_layout): New function.
1879 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1880 (Sized_incr_relobj::do_add_symbols): New function.
1881 (Sized_incr_relobj::do_should_include_member): New function.
1882 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1883 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1884 (Sized_incr_relobj::do_section_size): New function.
1885 (Sized_incr_relobj::do_section_name): New function.
1886 (Sized_incr_relobj::do_section_contents): New function.
1887 (Sized_incr_relobj::do_section_flags): New function.
1888 (Sized_incr_relobj::do_section_entsize): New function.
1889 (Sized_incr_relobj::do_section_address): New function.
1890 (Sized_incr_relobj::do_section_type): New function.
1891 (Sized_incr_relobj::do_section_link): New function.
1892 (Sized_incr_relobj::do_section_info): New function.
1893 (Sized_incr_relobj::do_section_addralign): New function.
1894 (Sized_incr_relobj::do_initialize_xindex): New function.
1895 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1896 (Sized_incr_relobj::do_read_relocs): New function.
1897 (Sized_incr_relobj::do_gc_process_relocs): New function.
1898 (Sized_incr_relobj::do_scan_relocs): New function.
1899 (Sized_incr_relobj::do_count_local_symbols): New function.
1900 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1901 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1902 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1903 (Sized_incr_relobj::do_relocate): New function.
1904 (Sized_incr_relobj::do_set_section_offset): New function.
1905 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1906 (Sized_incr_dynobj::do_read_symbols): New function.
1907 (Sized_incr_dynobj::do_layout): New function.
1908 (Sized_incr_dynobj::do_add_symbols): New function.
1909 (Sized_incr_dynobj::do_should_include_member): New function.
1910 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1911 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1912 (Sized_incr_dynobj::do_section_size): New function.
1913 (Sized_incr_dynobj::do_section_name): New function.
1914 (Sized_incr_dynobj::do_section_contents): New function.
1915 (Sized_incr_dynobj::do_section_flags): New function.
1916 (Sized_incr_dynobj::do_section_entsize): New function.
1917 (Sized_incr_dynobj::do_section_address): New function.
1918 (Sized_incr_dynobj::do_section_type): New function.
1919 (Sized_incr_dynobj::do_section_link): New function.
1920 (Sized_incr_dynobj::do_section_info): New function.
1921 (Sized_incr_dynobj::do_section_addralign): New function.
1922 (Sized_incr_dynobj::do_initialize_xindex): New function.
1923 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1924 (make_sized_incremental_object): New function.
1925 (Incremental_library::copy_unused_symbols): New function.
1926 (Incremental_library::do_for_all_unused_symbols): New function.
1927 * incremental.h (enum Incremental_input_flags): New type.
1928 (class Incremental_checker): Remove.
1929 (Incremental_input_entry::Incremental_input_entry): Add argument
1930 serial number.
1931 (Incremental_input_entry::arg_serial): New function.
1932 (Incremental_input_entry::set_is_in_system_directory): New function.
1933 (Incremental_input_entry::is_in_system_directory): New function.
1934 (Incremental_input_entry::arg_serial_): New data member.
1935 (Incremental_input_entry::is_in_system_directory_): New data member.
1936 (class Script_info): Move here from script.h.
1937 (Script_info::Script_info): Add filename parameter.
1938 (Script_info::filename): New function.
1939 (Script_info::filename_): New data member.
1940 (Incremental_script_entry::Incremental_script_entry): Add argument
1941 serial number.
1942 (Incremental_object_entry::Incremental_object_entry): Likewise.
1943 (Incremental_object_entry::add_input_section): Build list of input
1944 sections with map to original shndx.
1945 (Incremental_object_entry::get_input_section_index): New function.
1946 (Incremental_object_entry::shndx_): New data member.
1947 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1948 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1949 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1950 serial number.
1951 (Incremental_inputs::report_archive_begin): Likewise.
1952 (Incremental_inputs::report_object): Likewise.
1953 (Incremental_inputs::report_script): Likewise.
1954 (class Incremental_global_symbol_reader): New class.
1955 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1956 and store flags and input file type.
1957 (Incremental_input_entry_reader::arg_serial): New function.
1958 (Incremental_input_entry_reader::type): Extract type from flags.
1959 (Incremental_input_entry_reader::is_in_system_directory): New function.
1960 (Incremental_input_entry_reader::get_input_section_count): Call
1961 accessor function for type.
1962 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1963 function for type; adjust size of global symbol entry.
1964 (Incremental_input_entry_reader::get_global_symbol_count): Call
1965 accessor function for type.
1966 (Incremental_input_entry_reader::get_object_count): Likewise.
1967 (Incremental_input_entry_reader::get_object_offset): Likewise.
1968 (Incremental_input_entry_reader::get_member_count): Likewise.
1969 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1970 (Incremental_input_entry_reader::get_member_offset): Likewise.
1971 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1972 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1973 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1974 (Incremental_input_entry_reader::get_global_symbol_reader): New
1975 function.
1976 (Incremental_input_entry_reader::get_output_symbol_index): New
1977 function.
1978 (Incremental_input_entry_reader::type_): Remove.
1979 (Incremental_input_entry_reader::flags_): New data member.
1980 (Incremental_inputs_reader::input_file_offset): New function.
1981 (Incremental_inputs_reader::input_file_index): New function.
1982 (Incremental_inputs_reader::input_file): Call input_file_offset.
1983 (Incremental_inputs_reader::input_file_at_offset): New function.
1984 (Incremental_relocs_reader::get_r_type): Reformat.
1985 (Incremental_relocs_reader::get_r_shndx): Reformat.
1986 (Incremental_relocs_reader::get_r_offset): Reformat.
1987 (Incremental_relocs_reader::data): New function.
1988 (Incremental_binary::Incremental_binary): Initialize new data members.
1989 (Incremental_binary::check_inputs): Add cmdline parameter.
1990 (Incremental_binary::file_is_unchanged): Remove.
1991 (Input_reader::arg_serial): New function.
1992 (Input_reader::get_unused_symbol_count): New function.
1993 (Input_reader::get_unused_symbol): New function.
1994 (Input_reader::do_arg_serial): New function.
1995 (Input_reader::do_get_unused_symbol_count): New function.
1996 (Input_reader::do_get_unused_symbol): New function.
1997 (Incremental_binary::input_file_count): New function.
1998 (Incremental_binary::get_input_reader): Change signature to use
1999 index instead of filename.
2000 (Incremental_binary::file_has_changed): New function.
2001 (Incremental_binary::get_input_argument): New function.
2002 (Incremental_binary::get_library): New function.
2003 (Incremental_binary::get_script_info): New function.
2004 (Incremental_binary::init_layout): New function.
2005 (Incremental_binary::reserve_layout): New function.
2006 (Incremental_binary::output_file): New function.
2007 (Incremental_binary::do_check_inputs): New function.
2008 (Incremental_binary::do_file_is_unchanged): Remove.
2009 (Incremental_binary::do_file_has_changed): New function.
2010 (Incremental_binary::do_init_layout): New function.
2011 (Incremental_binary::do_reserve_layout): New function.
2012 (Incremental_binary::do_input_file_count): New function.
2013 (Incremental_binary::do_get_input_reader): Change signature.
2014 (Incremental_binary::input_args_map_): New data member.
2015 (Incremental_binary::library_map_): New data member.
2016 (Incremental_binary::script_map_): New data member.
2017 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2018 new data members.
2019 (Sized_incremental_binary::output_section): New function.
2020 (Sized_incremental_binary::inputs_reader): Add const.
2021 (Sized_incremental_binary::symtab_reader): Add const.
2022 (Sized_incremental_binary::relocs_reader): Add const.
2023 (Sized_incremental_binary::got_plt_reader): Add const.
2024 (Sized_incremental_binary::get_symtab_view): New function.
2025 (Sized_incremental_binary::Inputs_reader): New typedef.
2026 (Sized_incremental_binary::Input_entry_reader): New typedef.
2027 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2028 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2029 (Sized_incremental_binary::do_file_has_changed): New function.
2030 (Sized_incremental_binary::do_init_layout): New function.
2031 (Sized_incremental_binary::do_reserve_layout): New function.
2032 (Sized_input_reader::Inputs_reader): Remove.
2033 (Sized_input_reader::Input_entry_reader): Remove.
2034 (Sized_input_reader::do_arg_serial): New function.
2035 (Sized_input_reader::do_get_unused_symbol_count): New function.
2036 (Sized_input_reader::do_get_unused_symbol): New function.
2037 (Sized_incremental_binary::do_input_file_count): New function.
2038 (Sized_incremental_binary::do_get_input_reader): Change signature;
2039 use index instead of filename.
2040 (Sized_incremental_binary::section_map_): New data member.
2041 (Sized_incremental_binary::input_entry_readers_): New data member.
2042 (class Sized_incr_relobj): New class.
2043 (class Sized_incr_dynobj): New class.
2044 (make_sized_incremental_object): New function.
2045 (class Incremental_library): New class.
2046 * layout.cc (Free_list::num_lists): New static data member.
2047 (Free_list::num_nodes): New static data member.
2048 (Free_list::num_removes): New static data member.
2049 (Free_list::num_remove_visits): New static data member.
2050 (Free_list::num_allocates): New static data member.
2051 (Free_list::num_allocate_visits): New static data member.
2052 (Free_list::init): New function.
2053 (Free_list::remove): New function.
2054 (Free_list::allocate): New function.
2055 (Free_list::dump): New function.
2056 (Free_list::print_stats): New function.
2057 (Layout_task_runner::run): Resize output file for incremental updates.
2058 (Layout::Layout): Initialize new data members.
2059 (Layout::set_incremental_base): New function.
2060 (Layout::init_fixed_output_section): New function.
2061 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2062 incremental updates.
2063 (Layout::create_gold_note): Do not create gold note section for
2064 incremental updates.
2065 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2066 for incremental updates.
2067 (Layout::set_section_offsets): For incremental updates, allocate space
2068 from free list.
2069 (Layout::create_symtab_sections): Layout with offsets relative to
2070 start of section; for incremental updates, allocate space from free
2071 list.
2072 (Layout::create_shdrs): For incremental updates, allocate space from
2073 free list.
2074 (Layout::finish_dynamic_section): For incremental updates, do not
2075 check --as-needed (fixed in subsequent patch).
2076 * layout.h (class Free_list): New class.
2077 (Layout::set_incremental_base): New function.
2078 (Layout::incremental_base): New function.
2079 (Layout::init_fixed_output_section): New function.
2080 (Layout::allocate): New function.
2081 (Layout::incremental_base_): New data member.
2082 (Layout::free_list_): New data member.
2083 * main.cc (main): Print Free_list statistics.
2084 * object.cc (Relobj::finalize_incremental_relocs): Add
2085 clear_counts parameter; clear counts only when clear_counts is set.
2086 (Sized_relobj::Sized_relobj): Initialize new base class.
2087 (Sized_relobj::do_layout): Don't report special sections.
2088 (Sized_relobj::do_for_all_local_got_entries): New function.
2089 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2090 symtab_off to all symbol table offsets.
2091 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2092 * object.h (class Got_offset_list): Move to top of file.
2093 (Object::Object): Allow case where input_file == NULL.
2094 (Object::~Object): Likewise.
2095 (Object::input_file): Assert that input_file != NULL.
2096 (Object::lock): Allow case where input_file == NULL.
2097 (Object::unlock): Likewise.
2098 (Object::is_locked): Likewise.
2099 (Object::token): Likewise.
2100 (Object::release): Likewise.
2101 (Object::is_incremental): New function.
2102 (Object::get_mtime): New function.
2103 (Object::for_all_local_got_entries): New function.
2104 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2105 (Object::set_is_in_system_directory): New function.
2106 (Object::is_in_system_directory): New function.
2107 (Object::do_is_incremental): New function.
2108 (Object::do_get_mtime): New function.
2109 (Object::do_for_all_local_got_entries): New function.
2110 (Object::is_in_system_directory_): New data member.
2111 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2112 (class Sized_relobj_base): New class.
2113 (class Sized_relobj): Derive from Sized_relobj_base.
2114 (class Sized_relobj::Symbols): Redeclare from base class.
2115 (class Sized_relobj::local_got_offset_list): Remove.
2116 (class Sized_relobj::Output_sections): Redeclare from base class.
2117 (class Sized_relobj::do_for_all_local_got_entries): New function.
2118 (class Sized_relobj::write_local_symbols): Add offset parameter.
2119 (class Sized_relobj::local_symbol_offset_): Update comment.
2120 (class Sized_relobj::local_dynsym_offset_): Update comment.
2121 * options.cc (Input_arguments::add_file): Remove const.
2122 * options.h (Input_file_argument::Input_file_argument):
2123 Initialize arg_serial_ (all constructors).
2124 (Input_file_argument::set_arg_serial): New function.
2125 (Input_file_argument::arg_serial): New function.
2126 (Input_file_argument::arg_serial_): New data member.
2127 (Input_arguments::Input_arguments): Initialize file_count_.
2128 (Input_arguments::add_file): Remove const.
2129 (Input_arguments::number_of_input_files): New function.
2130 (Input_arguments::file_count_): New data member.
2131 (Command_line::number_of_input_files): Call
2132 Input_arguments::number_of_input_files.
2133 * output.cc (Output_segment_headers::Output_segment_headers):
2134 Set current size.
2135 (Output_section::Input_section::current_data_size): New function.
2136 (Output_section::Output_section): Initialize new data members.
2137 (Output_section::add_input_section): Don't do merge sections for
2138 an incremental link; allocate space from free list for an
2139 incremental update.
2140 (Output_section::add_output_section_data): Allocate space from
2141 free list for an incremental update.
2142 (Output_section::update_data_size): New function.
2143 (Output_section::set_fixed_layout): New function.
2144 (Output_section::reserve): New function.
2145 (Output_segment::set_section_addresses): Remove const.
2146 (Output_segment::set_section_list_addresses): Remove const; allocate
2147 space from free list for an incremental update.
2148 (Output_segment::set_offset): Adjust size of RELRO segment for an
2149 incremental update.
2150 * output.h (Output_data::current_data_size): Move here from
2151 child classes.
2152 (Output_data::pre_finalize_data_size): New function.
2153 (Output_data::update_data_size): New function.
2154 (Output_section_headers::update_data_size): new function.
2155 (Output_section_data_build::current_data_size): Move to Output_data.
2156 (Output_data_strtab::update_data_size): New function.
2157 (Output_section::current_data_size): Move to Output_data.
2158 (Output_section::set_fixed_layout): New function.
2159 (Output_section::has_fixed_layout): New function.
2160 (Output_section::reserve): New function.
2161 (Output_section::update_data_size): New function.
2162 (Output_section::has_fixed_layout_): New data member.
2163 (Output_section::free_list_): New data member.
2164 (Output_segment::set_section_addresses): Remove const.
2165 (Output_segment::set_section_list_addresses): Remove const.
2166 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2167 New function.
2168 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2169 New function.
2170 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2171 parameter when calling Add_symbols constructor; store argument
2172 serial number for members of a lib group.
2173 (Add_symbols::locks): Allow case where token == NULL.
2174 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2175 (Read_member::~Read_member): New function.
2176 (Read_member::is_runnable): New function.
2177 (Read_member::locks): New function.
2178 (Read_member::run): New function.
2179 (Check_script::~Check_script): New function.
2180 (Check_script::is_runnable): New function.
2181 (Check_script::locks): New function.
2182 (Check_script::run): New function.
2183 (Check_library::~Check_library): New function.
2184 (Check_library::is_runnable): New function.
2185 (Check_library::locks): New function.
2186 (Check_library::run): New function.
2187 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2188 (Add_symbols::library_): New data member.
2189 (class Read_member): New class.
2190 (class Check_script): New class.
2191 (class Check_library): New class.
2192 * reloc.cc (Read_relocs::is_runnable): Allow case where
2193 token == NULL.
2194 (Read_relocs::locks): Likewise.
2195 (Scan_relocs::locks): Likewise.
2196 (Relocate_task::locks): Likewise.
2197 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2198 to clear counters.
2199 (Sized_relobj::incremental_relocs_scan): Fix comment.
2200 (Sized_relobj::do_relocate): Pass output file offset to
2201 write_local_symbols.
2202 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2203 from class declaration.
2204 * script.cc (read_input_script): Allocate Script_info; pass
2205 argument serial number to report_script.
2206 * script.h (class Script_info): Move to incremental.h.
2207 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2208 * symtab.h (Symbol_table::add_from_incrobj): New function.
2209 (Symbol_table::set_file_offset): New function.
2210
b961d0d7
CC		 22112011-04-05 Cary Coutant <ccoutant@google.com>
2212
2213 * incremental-dump.cc (dump_incremental_inputs): Change signature
2214 to take a Sized_incremental_binary; change caller. Use readers
2215 in Sized_incremental_binary.
2216 * incremental.cc
2217 (Sized_incremental_binary::find_incremental_inputs_sections):
2218 Rename do_find_incremental_inputs_sections to this.
2219 (Sized_incremental_binary::setup_readers): New function.
2220 (Sized_incremental_binary::do_check_inputs): Check
2221 has_incremental_info_ flag; move setup code to setup_readers;
2222 use input readers.
2223 (Sized_incremental_binary::do_file_is_unchanged): New function.
2224 (Sized_incremental_binary::do_get_input_reader): New function.
2225 * incremental.h (class Incremental_binary): Move to end of file.
2226 (Incremental_binary::file_is_unchanged): New function.
2227 (Incremental_binary::do_file_is_unchanged): New function.
2228 (Incremental_binary::Input_reader): New class.
2229 (Incremental_binary::get_input_reader): New function.
2230 (class Sized_incremental_binary): Move to end of file.
2231 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2232 input section reader classes.
2233 (Sized_incremental_binary::has_incremental_info): New function.
2234 (Sized_incremental_binary::inputs_reader): New function.
2235 (Sized_incremental_binary::symtab_reader): New function.
2236 (Sized_incremental_binary::relocs_reader): New function.
2237 (Sized_incremental_binary::got_plt_reader): New function.
2238 (Sized_incremental_binary::do_file_is_unchanged): New function.
2239 (Sized_incremental_binary::Sized_input_reader): New class.
2240 (Sized_incremental_binary::get_input_reader): New function.
2241 (Sized_incremental_binary::find_incremental_inputs_sections):
2242 Rename do_find_incremental_inputs_sections to this.
2243 (Sized_incremental_binary::setup_readers): New function.
2244 (Sized_incremental_binary::has_incremental_info_): New data member.
2245 (Sized_incremental_binary::inputs_reader_): New data member.
2246 (Sized_incremental_binary::symtab_reader_): New data member.
2247 (Sized_incremental_binary::relocs_reader_): New data member.
2248 (Sized_incremental_binary::got_plt_reader_): New data member.
2249 (Sized_incremental_binary::current_input_file_): New data member.
2250
a869183f
PP		 22512011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2252
2253 PR gold/12640
2254 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2255 violation.
2256
22572011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2258
2259 * archive.cc (Archive::include_member): Adjust call to report_object.
2260 (Add_archive_symbols::run): Add script_info to call to
2261 report_archive_begin.
2262 (Lib_group::include_member): Adjust call to report_object.
2263 (Add_lib_group_symbols::run): Adjust call to report_object.
2264 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2265 blocks. Add object count for script input files.
2266 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2267 script_info parameter; change all callers.
2268 (Incremental_inputs::report_object): Add script_info parameter;
2269 change all callers.
2270 (Incremental_inputs::report_script): Store backpointer to
2271 incremental info entry.
2272 (Output_section_incremental_inputs::set_final_data_size): Record
2273 additional information for scripts.
2274 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2275 * incremental.h (Incremental_script_entry::add_object): New function.
2276 (Incremental_script_entry::get_object_count): New function.
2277 (Incremental_script_entry::get_object): New function.
2278 (Incremental_script_entry::objects_): New data member; adjust
2279 constructor.
2280 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2281 (Incremental_inputs::report_object): Add script_info parameter.
2282 (Incremental_inputs_reader::get_object_count): New function.
2283 (Incremental_inputs_reader::get_object_offset): New function.
2284 * options.cc (Input_arguments::add_file): Return reference to
2285 new input argument.
2286 * options.h (Input_argument::set_script_info): New function.
2287 (Input_argument::script_info): New function.
2288 (Input_argument::script_info_): New data member; adjust all
2289 constructors.
2290 (Input_file_group::add_file): Return reference to new input argument.
2291 (Input_file_lib::add_file): Likewise.
2292 (Input_arguments::add_file): Likewise.
2293 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2294 * script.cc (Parser_closure::Parser_closure): Add script_info
2295 parameter; adjust all callers.
2296 (Parser_closure::script_info): New function.
2297 (Parser_closure::script_info_): New data member.
2298 (read_input_script): Report scripts earlier to incremental info.
2299 (script_add_file): Set script_info in Input_argument.
2300 (script_add_library): Likewise.
2301 * script.h (Script_options::Script_info): Rewrite class.
2302
a869183f 23032011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2304
2305 * archive.cc (Library_base::should_include_member): Move
2306 method here from class Archive.
2307 (Archive::Archive): Initialize base class.
2308 (Archive::should_include_member): Move to base class.
2309 (Archive::do_for_all_unused_symbols): New function.
2310 (Add_archive_symbols::run): Remove redundant access to
2311 incremental_inputs.
2312 (Lib_group::Lib_group): Initialize base class.
2313 (Lib_group::do_filename): New function.
2314 (Lib_group::include_member): Pass pointer to Lib_group to
2315 report_object.
2316 (Lib_group::do_for_all_unused_symbols): New function.
2317 (Add_lib_group_symbols::run): Report archive information for
2318 incremental links.
2319 * archive.h (class Library_base): New base class.
2320 (class Archive): Derive from Library_base.
2321 (Archive::filename): Move to base class.
2322 (Archive::set_incremental_info): Likewise.
2323 (Archive::incremental_info): Likewise.
2324 (Archive::Should_include): Likewise.
2325 (Archive::should_include_member): Likewise.
2326 (Archive::Armap_entry): Remove.
2327 (Archive::Unused_symbol_iterator): Remove.
2328 (Archive::unused_symbols_begin): Remove.
2329 (Archive::unused_symbols_end): Remove.
2330 (Archive::do_filename): New function.
2331 (Archive::do_get_mtime): New function.
2332 (Archive::do_for_all_unused_symbols): New function.
2333 (Archive::task_): Move to base class.
2334 (Archive::incremental_info_): Likewise.
2335 (class Lib_group): Derive from Library_base.
2336 (Lib_group::do_filename): New function.
2337 (Lib_group::do_get_mtime): New function.
2338 (Lib_group::do_for_all_unused_symbols): New function.
2339 (Lib_group::task_): Move to base class.
2340 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2341 function.
2342 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2343 function.
2344 * incremental.cc (Incremental_inputs::report_archive_begin):
2345 Use Library_base; call library's get_mtime; add incremental inputs
2346 entry before members.
2347 (class Unused_symbol_visitor): New class.
2348 (Incremental_inputs::report_archive_end): Use Library_base; use
2349 visitor class to record unused symbols; don't add incremental inputs
2350 entry after members.
2351 (Incremental_inputs::report_object): Use Library_base.
2352 * incremental.h
2353 (Incremental_archive_entry::Incremental_archive_entry): Remove
2354 unused Archive parameter.
2355 (Incremental_inputs::report_archive_begin): Use Library_base.
2356 (Incremental_inputs::report_archive_end): Likewise.
2357 (Incremental_inputs::report_object): Likewise.
2358 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2359 function.
2360 * object.h (Object::for_all_global_symbols): New function.
2361 (Object::do_for_all_global_symbols): New function.
2362 (Sized_relobj::do_for_all_global_symbols): New function.
2363 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2364 function.
2365 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2366 function.
2367
61ab3e40
ILT		 23682011-03-27 Ian Lance Taylor <iant@google.com>
2369
2370 * archive.cc (Archive::interpret_header): Return -1 if something
2371 goes wrong. Change callers accordingly.
2372
30e1f9e6
CC		 23732011-03-25 Cary Coutant <ccoutant@google.com>
2374
2375 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2376 * testsuite/Makefile.in: Regenerate.
2377
9370ce59 23782011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2379
2380 * plugin.cc (get_view): New.
2381 (Plugin::load): Pass get_view to the plugin.
2382 (Plugin_manager::get_view): New.
2383
9312bb0a
ILT		 23842011-03-21 Ian Lance Taylor <iant@google.com>
2385
2386 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2387 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2388
7e12ba9e
ST		 23892011-03-21 Sriraman Tallam <tmsriram@google.com>
2390
2391 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2392 Change == to -eq.
2393 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2394 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2395 Change == to -eq.
2396 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2397 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2398
fd7a005d
ILT		 23992011-03-14 Ian Lance Taylor <iant@google.com>
2400
2401 * script-sections.cc (Sort_output_sections::script_compare):
2402 Rename from is_before, change return type.
2403 (Sort_output_sections::operator()): Adjust accordingly.
2404
ed16fd1b
ILT		 24052011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2406
2407 PR gold/12572
2408 * testsuite/odr_violation2.cc: Add comment to make all error line
2409 numbers double digits.
2410 * testsuite/debug_msg.sh: Adjust expected errors.
2411
71ff8986
ILT		 24122011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2413
2414 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2415 but mark earlier ones as non-canonical
2416 (offset_to_iterator): Update search target and example
2417 (do_addr2line): Return extra lines in a vector*
2418 (format_file_lineno): Extract from do_addr2line
2419 (one_addr2line): Add vector* out-param
2420 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2421 when a lineno entry appeared last for its instruction
2422 (Dwarf_line_info): Add vector* out-param
2423 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2424 * symtab.cc (Odr_violation_compare): Include the lineno in the
2425 comparison again.
2426 (linenos_from_loc): New. Combine the canonical line for an
2427 address with its other lines.
2428 (True_if_intersect): New. Helper functor to make
2429 std::set_intersection a query.
2430 (detect_odr_violations): Compare sets of lines instead of just
2431 one line for each function. This became less deterministic, but
2432 has fewer false positives.
2433 * symtab.h: Declarations.
2434 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2435 mix an optimized and non-optimized object in the same binary
2436 (odr_violation2.so): Same.
2437 * testsuite/Makefile.in: Regenerate from Makefile.am.
2438 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2439 * testsuite/debug_msg.sh: Update line numbers and add
2440 assertions.
2441 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2442 non-optimized context.
2443 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2444 isn't inlined, and use OdrDerived in an optimized context.
2445 * testsuite/odr_header1.h: Defines OdrDerived, where
2446 optimization will change the
2447 first-instruction-in-the-destructor's file and line number.
2448 * testsuite/odr_header2.h: Defines OdrBase.
2449
a19fefdc
ILT		 24502011-03-09 Ian Lance Taylor <iant@google.com>
2451
2452 * fileread.cc (File_read::clear_views): Don't delete the whole
2453 file view.
2454
ecb351e9
ILT		 24552011-03-08 Ian Lance Taylor <iant@google.com>
2456
2457 PR gold/12525
2458 * fileread.cc: #include <climits>.
2459 (GOLD_IOV_MAX): Define.
2460 (File_read::read_multiple): Limit number of entries by iov_max.
2461 * fileread.h (class File_read): Always set max_readv_entries to
2462 128.
2463
b821d13c
ILT		 24642011-03-07 Ian Lance Taylor <iant@google.com>
2465
2466 PR gold/12525
2467 * options.h (class General_options): Add -dy and -dn.
2468
89243142
CC		 24692011-03-02 Cary Coutant <ccoutant@google.com>
2470
2471 * testsuite/script_test_9.t: Add TLS segment.
2472
d0773f31
ILT		 24732011-03-02 Simon Baldwin <simonb@google.com>
2474
2475 * configure.ac: Add check for gnu_indirect_function support in
2476 the toolchain building binutils.
2477 * configure: Rebuild.
2478
9370ce59 24792011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2480
2481 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2482 plugin only symbols.
2483 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2484 in plugin files as not needed in the symbol table.
2485
4cf7a849
ST		 24862011-02-11 Sriraman Tallam <tmsriram@google.com>
2487
2488 * output.cc (Output_section::add_input_section): Delay fill
2489 generation for section ordering.
2490
b578bd7d
ILT		 24912011-02-09 Ian Lance Taylor <iant@google.com>
2492
2493 PR gold/12316
2494 * object.h (class Sized_relobj): Remove clear_local_symbols.
2495 * reloc.cc (Sized_relobj::do_relocate): Don't call
2496 clear_local_symbols.
2497
9370ce59 24982011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2499
2500 * plugin.cc (is_visible_from_outside): Return true for symbols
2501 in the -u option.
2502
55382fb7
ILT		 25032011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2504
2505 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2506 filename.
2507
4e271fff
ST		 25082011-02-02 Sriraman Tallam <tmsriram@google.com>
2509
2510 * icf.h (is_section_foldable_candidate): Change type of parameter
2511 to std::string.
2512 * icf.cc (Icf::find_identical_sections): Change type of local variable
2513 section_name to be std::string.
2514 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2515
d433c3ac
ILT		 25162011-01-25 Ian Lance Taylor <iant@google.com>
2517
2518 * script.cc (script_add_extern): Rewrite to use
2519 add_symbol_reference.
2520
880473a6
DK		 25212011-01-25 Doug Kwan <dougkwan@google.com>
2522
d433c3ac 2523 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2524
f30f86fa
ILT		 25252011-01-24 Ian Lance Taylor <iant@google.com>
2526
2527 * options.h (class General_options): Accept
2528 --no-detect-odr-violations.
2529
8e51a0b9
ILT		 25302011-01-24 Ian Lance Taylor <iant@google.com>
2531
2532 * version.cc (version_string): Bump to 1.11.
2533
0f3b89d8
ILT		 25342011-01-24 Ian Lance Taylor <iant@google.com>
2535
2536 * plugin.cc (class Plugin_rescan): Define new class.
2537 (Plugin_manager::claim_file): Set any_claimed_.
2538 (Plugin_manager::save_archive): New function.
2539 (Plugin_manager::save_input_group): New function.
2540 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2541 necessary.
2542 (Plugin_manager::new_undefined_symbol): New function.
2543 (Plugin_manager::rescan): New function.
2544 (Plugin_manager::rescannable_defines): New function.
2545 (Plugin_manager::add_input_file): Set any_added_.
2546 * plugin.h (class Plugin_manager): define new fields rescannable_,
2547 undefined_symbols_, any_claimed_, and any_added_. Declare
2548 Plugin_rescan as friend. Declare new functions.
2549 (Plugin_manager::Rescannable): Define type.
2550 (Plugin_manager::Rescannable_list): Define type.
2551 (Plugin_manager::Undefined_symbol_list): Define type.
2552 (Plugin_manager::Plugin_manager): Initialize new fields.
2553 * archive.cc (Archive::defines_symbol): New function.
2554 (Add_archive_symbols::run): Pass archive to plugins if any.
2555 * archive.h (class Archive): Declare defines_symbol.
2556 * readsyms.cc (Input_group::~Input_group): New function.
2557 (Finish_group::run): Pass input_group to plugins if any.
2558 * readsyms.h (class Input_group): Declare destructor.
2559 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2560 any.
2561
3bb951e5
ILT		 25622011-01-10 Ian Lance Taylor <iant@google.com>
2563
2564 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2565 section as relro.
2566 (Layout::set_segment_offsets): Reset increase_relro before calling
2567 set_section_addresses a second time.
2568
0aa45fac
CC		 25692011-01-04 Cary Coutant <ccoutant@google.com>
2570
2571 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2572 sections before NOBITS sections.
2573
0db46eb4
L		 25742011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2575
2576 * version.cc (print_version): Update copyright to 2011.
2577
829c9745
CC		 25782010-12-23 Cary Coutant <ccoutant@google.com>
2579
2580 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2581 of OS to this->add. Add OD parameter to second form of the function.
2582
7500420b
ILT		 25832010-12-20 Ian Lance Taylor <iant@google.com>
2584
2585 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2586 second of two consecutive entries with same offset.
2587
f8e9a930
RW		 25882010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2589
2590 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2591 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2592 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2593 to avoid unneeded links against $(LDADD).
2594 * testsuite/Makefile.in: Regenerate.
2595
2fbb4320
ILT		 25962010-12-15 Ian Lance Taylor <iant@google.com>
2597
2598 PR gold/12324
2599 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2600 for R_X86_64_32 and R_X86_64_PC32.
2601 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2602 ver_matching_def_pic.o.
2603 (ver_matching_def_pic.o): New target.
2604
fedb228d
RW		 26052010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2606
2607 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2608 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2609 Move definition before File_read::View member definitions.
2610 (File_read::View::~View): Initialize and hold lock before
2611 updating current_mapped_bytes.
2612
9b547ce6
RW		 26132010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2614
2615 * dwarf_reader.cc: Remove outdated comment.
2616 * gold-threads.cc: Fix typo in error message.
2617 * archive.cc: Fix typos in comments.
2618 * archive.h: Likewise.
2619 * arm-reloc-property.cc: Likewise.
2620 * arm-reloc-property.h: Likewise.
2621 * arm-reloc.def: Likewise.
2622 * arm.cc: Likewise.
2623 * attributes.h: Likewise.
2624 * cref.cc: Likewise.
2625 * ehframe.cc: Likewise.
2626 * fileread.h: Likewise.
2627 * gold.h: Likewise.
2628 * i386.cc: Likewise.
2629 * icf.cc: Likewise.
2630 * incremental.h: Likewise.
2631 * int_encoding.cc: Likewise.
2632 * layout.h: Likewise.
2633 * main.cc: Likewise.
2634 * merge.h: Likewise.
2635 * object.cc: Likewise.
2636 * object.h: Likewise.
2637 * options.cc: Likewise.
2638 * readsyms.cc: Likewise.
2639 * reduced_debug_output.cc: Likewise.
2640 * reloc.cc: Likewise.
2641 * script-sections.cc: Likewise.
2642 * sparc.cc: Likewise.
2643 * symtab.h: Likewise.
2644 * target-reloc.h: Likewise.
2645 * target.cc: Likewise.
2646 * target.h: Likewise.
2647 * timer.cc: Likewise.
2648 * timer.h: Likewise.
2649 * x86_64.cc: Likewise.
2650
83e17bd5
CC		 26512010-12-09 Cary Coutant <ccoutant@google.com>
2652
2653 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2654 stack.
2655 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2656 parameter; change all callers.
2657 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2658 * options.h (warn_execstack): New option.
2659
017257f8
DK		 26602010-12-07 Doug Kwan <dougkwan@google.com>
2661
2662 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2663 like function call relocations.
2664
c20cbc06
ILT		 26652010-12-07 Ian Lance Taylor <iant@google.com>
2666
2667 * archive.cc (Archive::get_elf_object_for_member): Permit
2668 punconfigured to be NULL.
2669 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2670 (Archive::include_member): Pass NULL to get_elf_object_for_member
2671 if we searched for the archive and this is the first included
2672 object.
2673
4dbfafcc
ILT		 26742010-12-01 Ian Lance Taylor <iant@google.com>
2675
2676 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2677 track_relocs_type_ field.
2678 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2679 Set track_relocs_type_.
2680 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2681 contents when using RELA relocs.
2682 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2683 reloc_map_.
2684 * reloc.cc (Track_relocs::next_addend): New function.
2685 * reloc.h (class Track_relocs): Declare next_addend.
2686
e5e19edd
ILT		 26872010-12-01 Ian Lance Taylor <iant@google.com>
2688
2689 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2690 virtual destructor.
2691
9a5ce24c
ILT		 26922010-12-01 Ian Lance Taylor <iant@google.com>
2693
2694 * README: Update compilers known to work and fail.
2695
c7791212
NC		 26962010-11-23 Matthias Klose <doko@ubuntu.com>
2697
2698 * configure.in: For --enable-gold, handle value `default' instead of
2699 `both*'. Always install ld as ld.bfd, install as ld if gold is
2700 not the default.
2701 * configure: Regenerate.
2702
0ad220c9
DK		 27032010-11-18 Doug Kwan <dougkwan@google.com>
2704
2705 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2706 and right_alignment to be zero. Store result alignment only if it is
2707 greater than existing alignment.
2708
ab8056e0
CC		 27092010-11-16 Cary Coutant <ccoutant@google.com>
2710
2711 PR gold/12220
2712 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2713 Check for ".zdebug_line".
2714
fd064a5b
CC		 27152010-11-16 Doug Kwan <dougkwan@google.com>
2716 Cary Coutant <ccoutant@google.com>
2717
2718 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2719 by reference; adjust all callers.
2720 * output.cc (Output_segment::set_section_addresses): Adjust references
2721 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2722 list is empty.
2723 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2724 end at page boundary.
2725
6fc6ea19
CC		 27262010-11-16 Cary Coutant <ccoutant@google.com>
2727
2728 PR gold/12220
2729 * layout.cc (Layout::choose_output_section): Transform names of
2730 compressed sections even when using a script with a SECTIONS clause.
2731 (Layout::output_section_name): Remove code to transform
2732 compressed debug section names.
2733 * output.cc (Output_section::add_input_section): Use uncompressed
2734 section size when tracking input sections.
2735
95a2c8d6
RS		 27362010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2737
2738 * symtab.h (Symbol::NON_PIC_REF): Remove.
2739 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2740 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2741 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2742 (Symbol::use_plt_offset): Take a flags argument and pass it
2743 directly to needs_dynamic_reloc. Restrict check for undefined
2744 weak symbols to function calls.
2745 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2746 (Target_arm::Scan::global): Use it.
2747 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2748 (Target_arm::Relocate::relocate): Likewise.
2749 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2750 parameter with an r_type parameter. Use get_reference_flags
2751 to get the flags.
2752 (Target_arm::Relocate::relocate): Update accordingly.
2753 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2754 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2755 (Target_i386::Scan::global): Likewise.
2756 (Target_i386::Relocate::relocate): Likewise.
2757 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2758 parameter with an r_type parameter. Use get_reference_flags
2759 to get the flags.
2760 (Target_i386::Relocate::relocate): Update accordingly.
2761 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2762 (Target_powerpc::Scan::global): Use it.
2763 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2764 (Target_powerpc::Relocate::relocate): Likewise.
2765 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2766 (Target_sparc::Scan::global): Use it.
2767 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2768 (Target_sparc::Relocate::relocate): Likewise.
2769 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2770 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2771 (Target_x86_64::Scan::global): Likewise.
2772 (Target_x86_64::Relocate::relocate): Likewise.
2773
f625ae50
DK		 27742010-11-08 Doug Kwan <dougkwan@google.com>
2775 Cary Coutant <ccoutant@google.com>
2776
2777 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2778 (Arm_exidx_merge_section::section_contents_): New data member.
2779 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2780 (Arm_input_section::~Arm_input_section): De-allocate memory.
2781 (Arm_input_section::original_contents_): New data member.
2782 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2783 in parameters instead of calling Object::section_contents without
2784 locking.
2785 (Arm_output_section::group_section): New parameter TASK. Pass it
2786 to callees that need locking objects.
2787 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2788 to lock EXIDX input sections. Fix a formatting issue. Call
2789 Arm_exidx_merged_section::build_contents to create merged section
2790 contents.
2791 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2792 to lock object of stub table owner.
2793 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2794 TEXT_SIZE to initialize data member TEXT_SIZE_.
2795 (Arm_exidx_input_section::addralign): Fix typo in comment.
2796 (Arm_exidx_input_section::text_size): New method.
2797 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2798 that require locking objects. Lock objects before scanning for stubs
2799 and updating local symbols.
2800 (Arm_input_section<big_endian>::init): Copy contents of original
2801 input section.
2802 (Arm_input_section<big_endian>::do_write): Use saved contents of
2803 original input section instead of calling Object::section_contents
2804 without locking.
2805 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2806 size without calling Object::section_size().
2807 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2808 for size. Allocate a buffer for merged EXIDX entries.
2809 (Arm_exidx_merged_section::build_contents): New method.
2810 (Arm_exidx_merged_section::do_write): Move merge section contents
2811 building code to Arm_exidx_merged_section::build_contetns. Write
2812 out contetns in buffer instead of building it on the fly.
2813 (Arm_relobj::make_exidx_input_section): Also pass text section size
2814 to Arm_exidx_input_section constructor.
2815 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2816 (Arm_dynobj::do_read_symbols): Fix memory leak.
2817 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2818 * target.h: (class Task): Add forward declaration.
2819 (Target::relax): Add new parameter TASK and pass it to
2820 Target::do_relax().
2821 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2822
5f9bcf58
CC		 28232010-11-05 Cary Coutant <ccoutant@google.com>
2824
2825 PR gold/10708
2826 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2827 object when reading from the file.
2828 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2829 second layout pass.
2830 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2831 when reading section contents.
2832 (get_section_contents): Likewise.
2833 (icf::find_identical_sections): Likewise.
2834 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2835 object when reading from the file.
2836 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2837 the object when doing deferred section layout.
2838
e597fa08
NC		 28392010-11-03 Nick Clifton <nickc@redhat.com>
2840
2841 PR gold/12001
2842 * script.h (class Symbol_assignment: name): New member. Returns
2843 the name of the symbol.
2844 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2845 Returns true if the given symbol name is on the list of
2846 assignments wating to be processed.
2847 * archive.cc (should_incldue_member): If the symbol is undefined,
2848 check to see if it is on the list of symbols pending assignment.
2849
3f9a3278
ILT		 28502010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2851
2852 * script-sections.cc (Script_sections::find_memory_region): Check
2853 for a NULL output section pointer.
2854
d06fb4d1
DK		 28552010-10-29 Doug Kwan <dougkwan@google.com>
2856
2857 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2858 Output_section::add_relaxed_input_section.
2859 * output.cc (Output_section::add_relaxed_input_section): Add new
2860 arguments LAYOUT and NAME. Set section order index.
2861 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2862 Copy section order index.
2863 * output.h (Output_section::add_relaxed_input_section): Add new
2864 arguments LAYOUT and NAME.
2865
90e24de5
ILT		 28662010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2867
2868 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2869 NATIVE_OR_CROSS_LINKER.
2870 * testsuite/Makefile.in: Regenerate.
2871
c9484ea5
DK		 28722010-10-20 Doug Kwan <dougkwan@google.com>
2873
2874 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2875 without SHF_LINK_ORDER flags.
2876 * layout.cc (Layout::choose_output_section): Do not filter
2877 SHF_LINK_ORDER flag in a relocatable link.
2878
5bc2f5be
CC		 28792010-10-17 Cary Coutant <ccoutant@google.com>
2880
2881 * output.h (Output_segment::set_section_addresses): Change function
2882 signature. Update all callers.
2883 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2884 sections.
2885 (Output_segment::set_section_addresses): Align after last TLS
2886 section. Add padding before last relro section instead of after.
2887
0c91cf04
DK		 28882010-10-17 Doug Kwan <dougkwan@google.com>
2889
2890 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2891 GOT output section to be writable.
2892
8c21d9d3
CC		 28932010-10-14 Cary Coutant <ccoutant@google.com>
2894
2895 * debug.h (DEBUG_INCREMENTAL): New flag.
2896 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2897 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2898 mode.
2899 * incremental.cc (report_command_line): Ignore all forms of
2900 --incremental.
2901 * layout.cc (Layout::Layout): Check parameters for incremental link
2902 mode.
2903 * options.cc (General_options::parse_incremental): New function.
2904 (General_options::parse_no_incremental): New function.
2905 (General_options::parse_incremental_full): New function.
2906 (General_options::parse_incremental_update): New function.
2907 (General_options::incremental_mode_): New data member.
2908 (General_options::finalize): Check incremental_mode_.
2909 * options.h (General_options): Update help text for --incremental.
2910 Add --no-incremental, --incremental-full, --incremental-update.
2911 (General_options::Incremental_mode): New enum type.
2912 (General_options::incremental_mode): New function.
2913 (General_options::incremental_mode_): New data member.
2914 * parameters.cc (Parameters::incremental_mode_): New data member.
2915 (Parameters::set_options): Set incremental_mode_.
2916 (Parameters::set_incremental_full): New function.
2917 (Parameters::incremental): New function.
2918 (Parameters::incremental_update): New function.
2919 (set_parameters_incremental_full): New function.
2920 * parameters.h (Parameters::set_incremental_full): New function.
2921 (Parameters::incremental): New function.
2922 (Parameters::incremental_update): New function.
2923 (Parameters::incremental_mode_): New data member.
2924 (set_parameters_incremental_full): New function.
2925 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2926 incremental link mode.
2927 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2928 (Sized_relobj::do_relocate_sections): Likewise.
2929 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2930 option.
2931 * testsuite/Makefile.in: Regenerate.
2932 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2933
bb32aa18 29342010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2935
2936 * script-sections.h (class Script_sections): Make
2937 Sections_elements typedef public.
2938 * script-sections.cc (class Sort_output_sections): Add elements_
2939 field. Add constructor which sets it; change all callers.
2940 (Sort_output_sections::is_before): New function.
2941 (Sort_output_sections::operator()): Call is_before.
2942 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2943 conditional.
2944 * testsuite/script_test_10.sh: New test. Test script section
2945 order.
2946 * testsuite/script_test_10.t: Likewise.
2947 * testsuite/script_test_10.s: Likewise.
2948 * testsuite/Makefile.am: Wrap the cross linker tests and the
2949 common tests into NATIVE_OR_CROSS_LINKER.
2950 (check_SCRIPTS): Add script_test_10.sh.
2951 (check_DATA): Add script_test_10.stdout.
2952 (script_test_10.o, script_test_10): New targets.
2953 (script_test_10.stdout): New target.
2954 * configure, testsuite/Makefile.in: Regenerate.
2955
3cef7179
ILT		 29562010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2957
2958 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2959 error for the deprecated relocations.
2960 (Target_arm::Scan::global): Likewise.
2961 (Target_arm::Relocate::relocate): Likewise.
2962
7411e9a8
RS		 29632010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2964
2965 * fileread.cc (Input_file::find_file): Initialize *found_name
2966 and *namep when using the fallback search for case 4.
2967
6a9da32a
CC		 29682010-10-11 Cary Coutant <ccoutant@google.com>
2969
2970 * options.h (class General_options): Redefine -z lazy as an alias for
2971 the negation of -z now.
2972
ac897c20
ILT		 29732010-10-11 Ian Lance Taylor <iant@google.com>
2974
2975 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2976 binding.
2977
ea5cae92
NC		 29782010-10-06 Nick Clifton <nickc@redhat.com>
2979
2980 * script-sections.cc(class Memory_region): Remove
2981 current_lma_offset_ field. Rename current_vma_offset_ to
2982 current_offset_. Add last_section_ field.
2983 (Memory_region::get_current_vma_address): Rename to
2984 get_current_address.
2985 (Memory_region::get_current_lma_address): Delete.
2986 (Memory_region::increment_vma_offset): Rename to
2987 increment_offset.
2988 (Memory_region::increment_lma_offset): Delete.
2989 (Memory_region::attributes_compatible): New method. Returns
2990 true if the provided section is compatible with the region.
2991 (Memory_region::get_last_section): New method. Returns the last
2992 section to use the region.
2993 (Memory_region::set_last_section): New method. Stores the last
2994 section to use the region.
2995 (Script_sections::block_in_region): New method. Returns true if
2996 a block of memory is contained within a region.
2997 (Script_sections::find_memory_region): New method. Locates a
2998 memory region to be used to set a VMA or LMA address.
2999 (Output_section_definition::set_section_addresses): Add code to
3000 check for addresses set by memory regions.
3001 (Output_segment::set_section_addresses): Remove memory region
3002 walking code.
3003 (Script_sections::create_segment): Add a warning if a header
3004 segment is created outside of any region.
3005 * script-sections.h (class Script_sections): Add prototypes for
3006 find_memory_region and block_in_region methods.
3007 * testsuite/memory_test.s: Use .long instead of .word.
3008 * testsuite/memory_test.t: Add some more output sections.
3009 * testsuite/memory_test.sh: Update expected output.
3010
a9bfd952
DK		 30112010-10-02 Doug Kwan <dougkwan@google.com>
3012
3013 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3014 defintion to symtab.h
3015 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3016 declaration to defintion.
3017
bacff3ab
NC		 30182010-10-01 Nick Clifton <nickc@redhat.com>
3019
3020 * expression.cc (eval): Replace dummy argument with NULL.
3021 (eval_maybe_dot): Check for a NULL result section pointer.
3022 (Symbol_expression::value): Likewise.
3023 (Dot_expression::value): Likewise.
3024 (BINARY_EXPRESSION): Likewise.
3025 (Max_expression::value): Likewise.
3026 (Min_expression::value): Likewise.
3027 (Absolute_expression::value): Likewise.
3028 (Addr_expression::value_from_output_section): Likewise.
3029 (Loaddddr_expression::value_from_output_section): Likewise.
3030 (Segment_start_expression::value): Likewise.
3031 * script-sections.cc
3032 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3033 argument with NULL.
3034 (Sections_elememt_dot_assignment::set_section_addresses):
3035 Likewise.
3036 (Output_data_expression::do_write_to_buffer): Likewise.
3037 (Output_section_definition::finalize_symbols): Likewise.
3038 (Output_section_definition::set_section_addresses): Likewise.
3039
f81bc8b5
DK		 30402010-09-30 Doug Kwan <dougkwan@google.com>
3041
3042 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3043
c95e9f27
ST		 30442010-09-28 Sriraman Tallam <tmsriram@google.com>
3045
3046 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3047 function.
c95e9f27
ST		 3048 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3049 virtual function.
3050 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3051 virtual function.
3052 * icf.cc (get_section_contents): Inline merge sections only when
3053 target allows it.
3054
3cac54d2
RW		 30552010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3056
3057 * configure: Regenerate.
3058
2904037a
ILT		 30592010-09-17 Ian Lance Taylor <iant@google.com>
3060
3061 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3062 * testsuite/Makefile.am (memory_test.o): New target.
3063 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3064 memory_test.t.
3065 * testsuite/Makefile.in: Rebuild.
2904037a 3066
bca7fb63
DK		 30672010-09-17 Doug Kwan <dougkwan@google.com>
3068
3069 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3070 defintion if relocation uses GOT entries of the symbol.
3071 * testsuite/icf_safe_test.sh: Fix test.
3072 * testsuite/icf_safe_so_test.sh: Fix test.
3073
4ef28648
CC		 30742010-09-16 Cary Coutant <ccoutant@google.com>
3075
3076 * script_sections.cc (class Memory_region): Remove "NULL" from
3077 vector initializations.
3078
793990de
CC		 30792010-09-15 Cary Coutant <ccoutant@google.com>
3080
3081 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3082 Resolve forwarding symbols.
3083
81e015e2
DK		 30842010-09-15 Doug Kwan <dougkwan@google.com>
3085
3086 * gold/testsuite/script_test_3.t: Add ARM special sections.
3087 * gold/testsuite/script_test_4.t: Same.
3088 * gold/testsuite/script_test_5.t: Same.
3089 * gold/testsuite/script_test_6.t: Same.
3090 * gold/testsuite/script_test_7.t: Same.
3091 * gold/testsuite/script_test_7.t: Same.
3092 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3093
36171d64
CC		 30942010-09-14 Cary Coutant <ccoutant@google.com>
3095
3096 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3097 (Target_x86_64::Relocate::relocate_tls): Replace check for
3098 saw_tls_block_reloc_ with test for executable section.
3099
d89051bd
CC		 31002010-09-12 Cary Coutant <ccoutant@google.com>
3101
3102 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3103 position-independent executables to shared libraries need dynamic
3104 relocations.
3105 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3106 position-independent executables.
3107 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3108 * testsuite/Makefile.in: Regenerate.
3109
fca41f0f
NC		 31102010-09-10 Nick Clifton <nickc@redhat.com>
3111
3112 PR gold/11997
3113 * testsuite/memory_test.t: Discard any sections that are not
3114 needed.
3115
6695e4b3
L		 31162010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3117
3118 PR gold/11996
3119 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3120 "This::" to work around a bug in gcc 4.2.
3121
3122 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3123
0f72bf6f
RÁE		 31242010-09-09 Rafael Espindola <espindola@google.com>
3125
3126 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3127 sections with different PF_X flags in the same segment.
3128 (Layout::find_first_load_seg): Search all segments to find the first
3129 one.
3130 * options.h (rosegment): New.
3131
31322010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3133
05a79166 3134 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3135
aa98ff75
DK		 31362010-09-08 Doug Kwan <dougkwan@google.com>
3137
3138 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3139 (Arm_relobj::do_relocate_sections): Add new parameter for output
3140 file to match the parent.
3141 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3142 of local symbols instead of input values. Update code to track
3143 changes in gold::relocate_section.
3144 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3145 (Sized_relobj::compute_final_local_value_internal): New methods.
3146 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3147 body into private version of Sized_relobj::compute_final_local_value.
3148 Call the inline method.
3149 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3150 merged symbol value if there is one.
3151 (Symbol_value::has_output_value): New method defintiion.
3152 (Sized_relobj::Compute_final_local_value_status): New enum type.
3153 (Sized_relobj::compute_final_local_value): New methods.
3154 (Sized_relobj::compute_final_local_value_internal): New methods.
3155 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3156 and arm_cortex_a8.sh.
3157 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3158 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3159 New tests.
3160 * Makefile.in: Regenerate.
3161 * testsuite/arm_bl_out_of_range.s: Update test.
3162 * testsuite/thumb_bl_out_of_range.s: Ditto.
3163 * testsuite/thumb_blx_out_of_range.s: Ditto.
3164 * testsuite/arm_branch_out_of_range.sh: New file.
3165 * testsuite/arm_cortex_a8.sh: Ditto.
3166 * testsuite/arm_cortex_a8_b.s: Ditto.
3167 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3168 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3169 * testsuite/arm_cortex_a8_bl.s: Ditto.
3170 * testsuite/arm_cortex_a8_blx.s: Ditto.
3171 * testsuite/arm_cortex_a8_local.s: Ditto.
3172 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3173 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3174
05a79166
L		 31752010-09-08 Rafael Espindola <espindola@google.com>
3176
3177 * Makefile.am (memory_test.stdout): Run readelf with -W.
3178 * Makefile.in: Regenerate.
3179 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3180 64 bit output.
3181
33dbc701
RÁE		 31822010-09-08 Rafael Espindola <espindola@google.com>
3183
3184 * script-sections.cc (Script_sections::add_memory_region): Convert
3185 field precision to int.
3186 * script.cc (script_set_section_region, script_set_section_region):
3187 Convert field precision to int.
3188
731ca54a
RÁE		 31892010-09-08 Rafael Espindola <espindola@google.com>
3190
3191 * arm.cc (do_finalize_sections): Create the __exidx_start and
3192 __exdix_end symbols even when the section is missing.
3193
7f8cd844
NC		 31942010-09-08 Nick Clifton <nickc@redhat.com>
3195
3196 * README: Remove claim that MEMORY is not supported.
3197 * expression.cc (script_exp_function_origin)
3198 (script_exp_function_length): Move from here to ...
3199 * script.cc: ... here.
3200 (script_set_section_region, script_add_memory)
3201 (script_parse_memory_attr, script_include_directive): New
3202 functions.
3203 * script-sections.cc
3204 (class Memory_region): New class.
3205 (class Output_section_definition): Add set_memory_region,
3206 set_section_vma, set_section_lma and get_section_name methods.
3207 (class Script_Sections): Add add_memory_region,
3208 find_memory_region, find_memory_region_origin,
3209 find_memory_region_length and set_memory_region methods.
3210 Have set_section_addresses method walk the list of set memory
3211 regions.
3212 Extend the print methos to display memory regions.
3213 * script-sections.h: Add prototypes for new methods.
3214 Add enum for MEMORY region attributes.
3215 * yyscript.y: Add support for parsing MEMORY regions.
3216 * script-c.h: Add prototypes for new functions.
3217 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3218 * testsuite/Makefile.in: Regenerate.
3219 * testsuite/memory_test.sh: New script.
3220 * testsuite/memory_test.s: New assembler source file.
3221 * testsuite/memory_test.t: New linker script.
3222
a4649286
DK		 32232010-08-27 Doug Kwan <dougkwan@google.com>
3224
3225 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3226 reference override an existing dynamic weak reference.
3227 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3228 * testsuite/Makefile.in: Regenerate.
3229 * testsuite/dyn_weak_ref.sh: New file.
3230 * testsuite/dyn_weak_ref_1.c: Ditto.
3231 * testsuite/dyn_weak_ref_2.c: Ditto.
3232
b56648ad
ILT		 32332010-08-27 Ian Lance Taylor <iant@google.com>
3234
3235 * incremental.h (class Incremental_input_entry): Add virtual
3236 destructor.
3237
809313cb
ILT		 32382010-08-27 Ian Lance Taylor <iant@google.com>
3239
3240 * testsuite/start_lib_test_3.c: Mark t3 as used.
3241
11e32464
NC		 32422010-08-27 Nick Clifton <nickc@redhat.com>
3243
3244 * options.cc (version_script): Fix small typo in previous
3245 whitespace tidyup.
3246
ca09d69a
NC		 32472010-08-25 Nick Clifton <nickc@redhat.com>
3248
3249 * archive.cc: Formatting fixes: Remove whitespace between
3250 typename and following asterisk. Remove whitespace between
3251 function name and opening parenthesis.
3252 * archive.h: Likewise.
3253 * arm.cc: Likewise.
3254 * attributes.cc: Likewise.
3255 * attributes.h: Likewise.
3256 * common.cc: Likewise.
3257 * copy-relocs.cc: Likewise.
3258 * dirsearch.h: Likewise.
3259 * dynobj.cc: Likewise.
3260 * ehframe.cc: Likewise.
3261 * ehframe.h: Likewise.
3262 * expression.cc: Likewise.
3263 * fileread.cc: Likewise.
3264 * fileread.h: Likewise.
3265 * gc.h: Likewise.
3266 * gold-threads.cc: Likewise.
3267 * gold.cc: Likewise.
3268 * i386.cc: Likewise.
3269 * icf.h: Likewise.
3270 * incremental-dump.cc: Likewise.
3271 * incremental.cc: Likewise.
3272 * layout.cc: Likewise.
3273 * layout.h: Likewise.
3274 * main.cc: Likewise.
3275 * merge.cc: Likewise.
3276 * merge.h: Likewise.
3277 * object.cc: Likewise.
3278 * object.h: Likewise.
3279 * options.cc: Likewise.
3280 * options.h: Likewise.
3281 * output.cc: Likewise.
3282 * output.h: Likewise.
3283 * plugin.cc: Likewise.
3284 * plugin.h: Likewise.
3285 * powerpc.cc: Likewise.
3286 * reloc.cc: Likewise.
3287 * script-c.h: Likewise.
3288 * script-sections.cc: Likewise.
3289 * script.cc: Likewise.
3290 * stringpool.cc: Likewise.
3291 * symtab.cc: Likewise.
3292 * symtab.h: Likewise.
3293 * target.cc: Likewise.
3294 * timer.cc: Likewise.
3295 * timer.h: Likewise.
3296 * version.cc: Likewise.
3297 * x86_64.cc: Likewise.
3298
b8fa8750
NC		 32992010-08-24 Nick Clifton <nickc@redhat.com>
3300
3301 PR 11899
3302 * layout.cc (segment_precedes): Sort segments by their physical
3303 addresses, if they have been set.
3304
9919d93b
CC		 33052010-08-23 Cary Coutant <ccoutant@google.com>
3306
3307 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3308 symbols data.
3309 (Lib_group::include_member): Unlock object after deleting its
3310 symbols data.
3311 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3312 the bug fixed here.
3313
97b4be1c
CC		 33142010-08-19 Neil Vachharajani <nvachhar@google.com>
3315 Cary Coutant <ccoutant@google.com>
3316
3317 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3318 constructor, and set_blocker.
3319 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3320 readsyms_blocker_.
3321 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3322 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3323 * testsuite/Makefile.am (start_lib_test): New test case.
3324 * testsuite/Makefile.in: Regenerate.
3325 * testsuite/start_lib_test_main.c: New file.
3326 * testsuite/start_lib_test_1.c: New file.
3327 * testsuite/start_lib_test_2.c: New file.
3328 * testsuite/start_lib_test_3.c: New file.
3329
dd0b1884
ILT		 33302010-08-19 Ian Lance Taylor <iant@google.com>
3331
3332 * Makefile.in: Rebuild with automake 1.11.1.
3333 * aclocal.m4: Likewise.
3334 * testsuite/Makefile.in: Likewise.
3335
7223e9ca
ILT		 33362010-08-19 Ian Lance Taylor <iant@google.com>
3337
3338 PR 10893
3339 * i386.cc (class Output_data_plt_i386): Update declarations.
3340 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3341 local_ifuncs_ fields.
3342 (Target_i386::do_plt_section_for_global): New function.
3343 (Target_i386::do_plt_section_for_local): New function.
3344 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3345 parameter; change all callers. Initialize global_ifuncs_ and
3346 local_ifuncs_. If doing a static link define __rel_iplt_start and
3347 __rel_iplt_end.
3348 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3349 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3350 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3351 symbols.
3352 (Target_i386::make_plt_section): New function, broken out of
3353 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3354 (Target_i386::make_plt_entry): Call make_plt_section.
3355 (Target_i386::make_local_ifunc_plt_entry): New function.
3356 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3357 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3358 R_386_IRELATIVE to switch.
3359 (Target_i386::Scan::global): Likewise.
3360 (Target_i386::Relocate::relocate): Likewise.
3361 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3362 switch.
3363 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3364 (Target_x86_64::do_plt_section_for_global): New function.
3365 (Target_x86_64::do_plt_section_for_local): New function.
3366 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3367 parameter; change all callers. If doing a static link define
3368 __rela_iplt_start and __rela_iplt_end.
3369 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3370 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3371 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3372 to point to .plt.
3373 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3374 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3375 switch.
3376 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3377 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3378 R_X86_64_IRELATIVE to switch.
3379 (Target_x86_64::Scan::global): Likewise.
3380 (Target_x86_64::Relocate::relocate): Likewise.
3381 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3382 switch.
3383 * target.h (class Target): Add plt_section_for_global and
3384 plt_section_for_local functions. Add do_plt_section_for_global
3385 and do_plt_section_for_local virtual functions.
3386 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3387 clarifying comments.
3388 (Symbol::use_plt_offset): Handle IFUNC symbol.
3389 * object.cc (Sized_relobj::Sized_relobj): Initialize
3390 local_plt_offsets_.
3391 (Sized_relobj::local_has_plt_offset): New function.
3392 (Sized_relobj::local_plt_offset): New function.
3393 (Sized_relobj::set_local_plt_offset): New function.
3394 (Sized_relobj::do_count): Handle IFUNC symbol.
3395 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3396 a bit away from input_shndx_ field. Add set_is_func_symbol and
3397 is_ifunc_symbol functions.
3398 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3399 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3400 local_plt_offsets_ field.
3401 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3402 * output.h (class Output_section_data): Add non-const
3403 output_section function.
3404 (class Output_data_got): Update declarations.
3405 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3406 Add use_plt_offset parameter to global and local constructors.
3407 Change all callers. Change local_sym_index_ field to 31 bits.
3408 Change GSYM_CODE and CONSTANT_CODE accordingly.
3409 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3410 doing a static link don't set sh_link field.
3411 (Output_data_got::Got_entry::write): Use PLT offset if
3412 appropriate.
3413 (Output_data_got::add_global_plt): New function.
3414 (Output_data_got::add_local_plt): New function.
3415 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3416 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3417 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3418 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3419 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3420 IFUNC conditional.
3421 * testsuite/ifunc-sel.h: New file.
3422 * testsuite/ifuncmain1.c: New file.
3423 * testsuite/ifuncmain1vis.c: New file.
3424 * testsuite/ifuncmod1.c: New file.
3425 * testsuite/ifuncdep2.c: New file.
3426 * testsuite/ifuncmain2.c: New file.
3427 * testsuite/ifuncmain3.c: New file.
3428 * testsuite/ifuncmod3.c: New file.
3429 * testsuite/ifuncmain4.c: New file.
3430 * testsuite/ifuncmain5.c: New file.
3431 * testsuite/ifuncmod5.c: New file.
3432 * testsuite/ifuncmain6pie.c: New file.
3433 * testsuite/ifuncmod6.c: New file.
3434 * testsuite/ifuncmain7.c: New file.
3435 * configure, testsuite/Makefile.in: Rebuild.
3436
56f75c03
ILT		 34372010-08-18 Ian Lance Taylor <iant@google.com>
3438
3439 * incremental.cc
3440 (Output_section_incremental_inputs::write_input_files): Add cast
3441 to avoid signed/unsigned comparison warning.
3442 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3443
55455f89
CC		 34442010-08-12 Cary Coutant <ccoutant@google.com>
3445
3446 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3447
e2054bcb
ILT		 34482010-08-13 Ian Lance Taylor <iant@google.com>
3449
3450 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3451
74f67560
DK		 34522010-08-12 Cary Coutant <ccoutant@google.com>
3453 Doug Kwan <dougkwan@google.com>
3454
3455 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3456 defintion overrides non-weak undef, remember that the original undef
3457 is not weak.
3458 * symtab.cc (Symbol_table::sized_write_global): For undef without
3459 an original weak binding, set binding to global in output.
3460 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3461 * testsuite/Makefile.in: Regenerate.
3462 * testsuite/strong_ref_weak_def.sh: New file.
3463 * testsuite/strong_ref_weak_def_1.c: Ditto.
3464 * testsuite/strong_ref_weak_def_2.c: Ditto.
3465
d1238d12
CC		 34662010-08-12 Cary Coutant <ccoutant@google.com>
3467
3468 * testsuite/incremental_test.sh: Rewrite.
3469 * testsuite/incremental_test_1.c: Rewrite.
3470 * testsuite/incremental_test_2.c: Rewrite.
3471
0e70b911
CC		 34722010-08-12 Cary Coutant <ccoutant@google.com>
3473
3474 * arm.cc (Target_arm::got_size): Add const.
3475 (Target_arm::got_entry_count): New function.
3476 (Target_arm::plt_entry_count): New function.
3477 (Target_arm::first_plt_entry_offset): New function.
3478 (Target_arm::plt_entry_size): New function.
3479 (Output_data_plt_arm::entry_count): New function.
3480 (Output_data_plt_arm::first_plt_entry_offset): New function.
3481 (Output_data_plt_arm::get_plt_entry_size): New function.
3482 * i386.cc (Target_i386::got_size): Add const.
3483 (Target_i386::got_entry_count): New function.
3484 (Target_i386::plt_entry_count): New function.
3485 (Target_i386::first_plt_entry_offset): New function.
3486 (Target_i386::plt_entry_size): New function.
3487 (Output_data_plt_i386::entry_count): New function.
3488 (Output_data_plt_i386::first_plt_entry_offset): New function.
3489 (Output_data_plt_i386::get_plt_entry_size): New function.
3490 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3491 find_incremental_inputs_sections. Dump incremental_got_plt section.
3492 * incremental.cc: Include target.h.
3493 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3494 parameter. Adjust all callers. Find incremental_got_plt section.
3495 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3496 section.
3497 (Output_section_incremental_inputs::set_final_data_size): Calculate
3498 size of incremental_got_plt section.
3499 (Output_section_incremental_inputs::do_write): Write the
3500 incremental_got_plt section.
3501 (Got_plt_view_info): New struct.
3502 (Local_got_offset_visitor): New class.
3503 (Global_got_offset_visitor): New class.
3504 (Global_symbol_visitor_got_plt): New class.
3505 (Output_section_incremental_inputs::write_got_plt): New function.
3506 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3507 Add parameter. Adjust all callers.
3508 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3509 (Incremental_inputs::got_plt_section): New function.
3510 (Incremental_inputs::got_plt_section_): New data member.
3511 (Incremental_got_plt_reader): New class.
3512 * layout.cc (Layout::create_incremental_info_sections): Add the
3513 incremental_got_plt section.
3514 * object.h (Got_offset_list::get_list): New function.
3515 (Got offset_list::for_all_got_offsets): New function.
3516 (Sized_relobj::local_got_offset_list): New function.
3517 * powerpc.cc (Target_powerpc::got_size): Add const.
3518 (Target_powerpc::got_entry_count): New function.
3519 (Target_powerpc::plt_entry_count): New function.
3520 (Target_powerpc::first_plt_entry_offset): New function.
3521 (Target_powerpc::plt_entry_size): New function.
3522 (Output_data_plt_powerpc::entry_count): New function.
3523 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3524 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3525 * sparc.cc (Target_sparc::got_size): Add const.
3526 (Target_sparc::got_entry_count): New function.
3527 (Target_sparc::plt_entry_count): New function.
3528 (Target_sparc::first_plt_entry_offset): New function.
3529 (Target_sparc::plt_entry_size): New function.
3530 (Output_data_plt_sparc::entry_count): New function.
3531 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3532 (Output_data_plt_sparc::get_plt_entry_size): New function.
3533 * symtab.h (Symbol::got_offset_list): New function.
3534 (Symbol_table::for_all_symbols): New function.
3535 * target.h (Sized_target::got_entry_count): New function.
3536 (Sized_target::plt_entry_count): New function.
3537 (Sized_target::plt_entry_size): New function.
3538 * x86_64.cc (Target_x86_64::got_size): Add const.
3539 (Target_x86_64::got_entry_count): New function.
3540 (Target_x86_64::plt_entry_count): New function.
3541 (Target_x86_64::first_plt_entry_offset): New function.
3542 (Target_x86_64::plt_entry_size): New function.
3543 (Output_data_plt_x86_64::entry_count): New function.
3544 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3545 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3546
09ec0418
CC		 35472010-08-12 Cary Coutant <ccoutant@google.com>
3548
3549 * archive.cc: Include incremental.h.
3550 (Archive::Archive): Initialize incremental_info_.
3551 (Archive::include_member): Record archive members in incremental info.
3552 (Add_archive_symbols::run): Record begin and end of an archive in
3553 incremental info.
3554 (Lib_group::include_member): Record objects in incremental info.
3555 * archive.h (Incremental_archive_entry): Forward declaration.
3556 (Archive::set_incremental_info): New member function.
3557 (Archive::incremental_info): New member function.
3558 (Archive::Unused_symbol_iterator): New class.
3559 (Archive::unused_symbols_begin): New member function.
3560 (Archive::unused_symbols_end): New member function.
3561 (Archive::incremental_info_): New data member.
3562 * incremental-dump.cc (find_input_containing_global): New function.
3563 (dump_incremental_inputs): Dump new incremental info sections.
3564 * incremental.cc: Include symtab.h.
3565 (Output_section_incremental_inputs): New class.
3566 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3567 new incremental info sections.
3568 (Sized_incremental_binary::do_check_inputs): Likewise.
3569 (Incremental_inputs::report_archive): Remove.
3570 (Incremental_inputs::report_archive_begin): New function.
3571 (Incremental_inputs::report_archive_end): New function.
3572 (Incremental_inputs::report_object): New function.
3573 (Incremental_inputs::finalize_inputs): Remove.
3574 (Incremental_inputs::report_input_section): New function.
3575 (Incremental_inputs::report_script): Rewrite.
3576 (Incremental_inputs::finalize): Do nothing but finalize string table.
3577 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3578 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3579 (Incremental_inputs::create_data_sections): New function.
3580 (Incremental_inputs::relocs_entsize): New function.
3581 (Output_section_incremental_inputs::set_final_data_size): New function.
3582 (Output_section_incremental_inputs::do_write): New function.
3583 (Output_section_incremental_inputs::write_header): New function.
3584 (Output_section_incremental_inputs::write_input_files): New function.
3585 (Output_section_incremental_inputs::write_info_blocks): New function.
3586 (Output_section_incremental_inputs::write_symtab): New function.
3587 * incremental.h (Incremental_script_entry): Forward declaration.
3588 (Incremental_object_entry): Forward declaration.
3589 (Incremental_archive_entry): Forward declaration.
3590 (Incremental_inputs): Forward declaration.
3591 (Incremental_inputs_header_data): Remove.
3592 (Incremental_inputs_header): Remove.
3593 (Incremental_inputs_header_write): Remove.
3594 (Incremental_inputs_entry_data): Remove.
3595 (Incremental_inputs_entry): Remove.
3596 (Incremental_inputs_entry_write): Remove.
3597 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3598 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3599 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3600 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3601 Likewise.
3602 (Incremental_input_entry): New class.
3603 (Incremental_script_entry): New class.
3604 (Incremental_object_entry): New class.
3605 (Incremental_archive_entry): New class.
3606 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3607 (Incremental_inputs::report_inputs): Remove.
3608 (Incremental_inputs::report_archive): Remove.
3609 (Incremental_inputs::report_archive_begin): New function.
3610 (Incremental_inputs::report_archive_end): New function.
3611 (Incremental_inputs::report_object): Change prototype.
3612 (Incremental_inputs::report_input_section): New function.
3613 (Incremental_inputs::report_script): Change prototype.
3614 (Incremental_inputs::get_reloc_count): New function.
3615 (Incremental_inputs::set_reloc_count): New function.
3616 (Incremental_inputs::create_data_sections): New function.
3617 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3618 (Incremental_inputs::inputs_section): New function.
3619 (Incremental_inputs::symtab_section): New function.
3620 (Incremental_inputs::relocs_section): New function.
3621 (Incremental_inputs::get_stringpool): Add const.
3622 (Incremental_inputs::command_line): Add const.
3623 (Incremental_inputs::inputs): Remove.
3624 (Incremental_inputs::command_line_key): New function.
3625 (Incremental_inputs::input_file_count): New function.
3626 (Incremental_inputs::input_files): New function.
3627 (Incremental_inputs::relocs_entsize): New function.
3628 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3629 (Incremental_inputs::finalize_inputs): Remove.
3630 (Incremental_inputs::Input_info): Remove.
3631 (Incremental_inputs::lock_): Remove.
3632 (Incremental_inputs::inputs_): Change type.
3633 (Incremental_inputs::inputs_map_): Remove.
3634 (Incremental_inputs::current_object_entry_): New data member.
3635 (Incremental_inputs::inputs_section_): New data member.
3636 (Incremental_inputs::symtab_section_): New data member.
3637 (Incremental_inputs::relocs_section_): New data member.
3638 (Incremental_inputs::reloc_count_): New data member.
3639 (Incremental_inputs_reader): New class.
3640 (Incremental_symtab_reader): New class.
3641 (Incremental_relocs_reader): New class.
3642 * layout.cc (Layout::finalize): Move finalization of incremental info
3643 and creation of incremental info sections to follow finalization of
3644 symbol table. Set offsets for postprocessing sections.
3645 (Layout::create_incremental_info_sections): Call
3646 Incremental_inputs::create_data_sections. Add incremental symtab
3647 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3648 sections to layout after input sections.
3649 * layout.h (struct Timespec): Forward declaration.
3650 (Layout::incremental_inputs): Add const.
3651 (Layout::create_incremental_info_sections): Add parameter.
3652 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3653 * object.cc: Include incremental.h.
3654 (Relobj::finalize_incremental_relocs): New function.
3655 (Sized_relobj::do_layout): Record input sections in incremental info.
3656 * object.h (Object::output_section): New function.
3657 (Object::output_section_offset): Moved from Relobj.
3658 (Object::get_incremental_reloc_base): New function.
3659 (Object::get_incremental_reloc_count): New function.
3660 (Object::do_output_section): New function.
3661 (Object::do_output_section_offset): Moved from Relobj.
3662 (Object::do_get_incremental_reloc_base): New function.
3663 (Object::do_get_incremental_reloc_count): New function.
3664 (Object::Object): Initialize new data members.
3665 (Relobj::output_section): Renamed do_output_section and moved to
3666 protected.
3667 (Relobj::output_section_offset): Moved to Object.
3668 (Relobj::do_get_incremental_reloc_base): New function.
3669 (Relobj::do_get_incremental_reloc_count): New function.
3670 (Relobj::allocate_incremental_reloc_counts): New function.
3671 (Relobj::count_incremental_reloc): New function.
3672 (Relobj::finalize_incremental_relocs): New function.
3673 (Relobj::next_incremental_reloc_index): New function.
3674 (Relobj::reloc_counts_): New data member.
3675 (Relobj::reloc_bases_): New data member.
3676 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3677 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3678 (Sized_relobj::incremental_relocs_scan): New function.
3679 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3680 (Sized_relobj::incremental_relocs_write): New function.
3681 (Sized_relobj::incremental_relocs_write_reltype): New function.
3682 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3683 incremental link.
3684 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3685 archives and object files elsewhere.
3686 (Add_symbols::run): Report object files here.
3687 (Finish_group::run): Report end of archive at end of group.
3688 * reloc.cc: Include layout.h, incremental.h.
3689 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3690 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3691 (Sized_relobj::incremental_relocs_scan): New function.
3692 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3693 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3694 (Sized_relobj::incremental_relocs_write): New function.
3695 (Sized_relobj::incremental_relocs_write_reltype): New function.
3696 * script.cc (read_input_script): Rewrite test for incremental link.
3697 Change call to Incremental_inputs::report_script.
3698 * symtab.h (Symbol_table::first_global_index): New function.
3699 (Symbol_table::output_count): New function.
3700
ce0d1972
DK		 37012010-08-12 Doug Kwan <dougkwan@google.com>
3702
3703 * arm.cc (Target_arm::merge_object_attributes): Check command line
3704 options --no-wchar-size-warning and --no-enum-size-warning.
3705 * options.h (General_options): Add ld-compatible options
3706 --no-enum-size-warning and --no-wchar-size-warning.
3707
6e5710ce
ILT		 37082010-08-04 Ian Lance Taylor <iant@google.com>
3709
3710 * x86_64.cc (Target_x86_64::Scan::local): Use
3711 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3712 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3713 (Target_x86_64::Scan::global): Likewise.
3714 (Target_x86_64::Relocate::relocate): Likewise.
3715 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3716 Likewise.
3717
fef830db
CC		 37182010-08-03 Cary Coutant <ccoutant@google.com>
3719
3720 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3721 to reserve space in merged_strings vector. Keep total input size
3722 for stats.
3723 (Output_merge_string::do_print_merge_stats): Print total input size.
3724 * merge.h (Output_merge_string): Add input_size_ field.
3725 * stringpool.cc (Stringpool_template::string_length): Move
3726 implementations out of Stringpool_template class and place in
3727 stringpool.h.
3728 * stringpool.h (string_length): Move out of Stringpool_template.
3729
1e3811b0
ILT		 37302010-08-03 Ian Lance Taylor <iant@google.com>
3731
3732 PR 11712
3733 * layout.cc (relaxation_loop_body): If address of load segment is
3734 set, adjust address to include headers if possible.
3735
7af0c620
ILT		 37362010-08-03 Ian Lance Taylor <iant@google.com>
3737
3738 * version.cc (version_string): Bump to 1.10.
3739
22f0da72
ILT		 37402010-08-03 Ian Lance Taylor <iant@google.com>
3741
3742 PR 11805
3743 * layout.h (enum Output_section_order): Define.
3744 (class Layout): Update declarations.
3745 * layout.cc (Layout::get_output_section): Add order parameter.
3746 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3747 is_first_non_relro parameters. Change all callers.
3748 (Layout::choose_output_section): Likewise.
3749 (Layout::add_output_section_data): Likewise.
3750 (Layout::make_output_section): Likewise. Set order.
3751 (Layout::default_section_order): New function.
3752 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3753 * output.cc (Output_section::Output_section): Initialize order_.
3754 Don't initialize deleted fields.
3755 (Output_segment::Output_segment): Don't initialize deleted
3756 fields.
3757 (Output_segment::add_output_section_to_load): New function
3758 replacing add_output_section. Change all callers to call this or
3759 add_output_section_to_nonload.
3760 (Output_segment::add_output_section_to_nonload): New function.
3761 (Output_segment::remove_output_section): Rewrite.
3762 (Output_segment::add_initial_output_data): Likewise.
3763 (Output_segment::has_any_data_sections): Likewise.
3764 (Output_segment::is_first_section_relro): Likewise.
3765 (Output_segment::maximum_alignment): Likewise.
3766 (Output_segment::has_dynamic_reloc): New function replacing
3767 dynamic_reloc_count. Change all callers.
3768 (Output_segment::has_dynamic_reloc_list): New function replacing
3769 dynamic_reloc_count_list. Change all callers.
3770 (Output_segment::set_section_addresses): Rewrite.
3771 (Output_segment::set_offset): Rewrite.
3772 (Output_segment::find_first_and_last_list): Remove.
3773 (Output_segment::set_tls_offsets): Rewrite.
3774 (Output_segment::first_section_load_address): Likewise.
3775 (Output_segment::output_section_count): Likewise.
3776 (Output_segment::section_with_lowest_load_address): Likewise.
3777 (Output_segment::write_section_headers): Likewise.
3778 (Output_segment::print_sections_to_map): Likewise.
3779 * output.h (class Output_data): Remove dynamic_reloc_count_
3780 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3781 (Output_data::add_dynamic_reloc): Rewrite.
3782 (Output_data::has_dynamic_reloc): New function.
3783 (Output_data::dynamic_reloc_count): Remove.
3784 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3785 is_last_relro_, is_first_non_relro_, is_interp_,
3786 is_dynamic_linker_section_ fields. Add order and set_order
3787 functions. Remove is_relro_local, set_is_relro_local,
3788 is_last_relro, set_is_last_relro, is_first_non_relro,
3789 set_is_first_non_relro functions, is_interp, set_is_interp,
3790 is_dynamic_linker_section, and set_is_dynamic_linker_section
3791 functions.
3792 (class Output_segment): Change Output_data_list from std::list to
3793 std:;vector. Add output_lists_ field. Remove output_data_ and
3794 output_bss_ fields. Update declarations.
3795
3ff2ccb0
ILT		 37962010-08-02 Ian Lance Taylor <iant@google.com>
3797
3798 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3799 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3800 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3801
88a4108b
ILT		 38022010-08-02 Ian Lance Taylor <iant@google.com>
3803
3804 PR 11855
3805 * script.cc (Script_options::Script_options): Initialize
3806 symbol_definitions_ and symbol_references_.
3807 (Script_options::add_symbol_assignment): Update
3808 symbol_definitions_ and symbol_references_.
3809 (Script_options::add_symbol_reference): New function.
3810 (script_symbol): New function.
3811 * script.h (class Script_options): Add symbol_definitions_ and
3812 symbol_references_ fields.
3813 (Script_options::referenced_const_iterator): New type.
3814 (Script_options::referenced_begin): New function.
3815 (Script_options::referenced_end): New function.
3816 (Script_options::is_referenced): New function.
3817 (Script_options::any_unreferenced): New function.
3818 * script-c.h (script_symbol): Declare.
3819 * yyscript.y (exp): Call script_symbol.
3820 * symtab.cc: Include "script.h".
3821 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3822 Change all callers. Check symbols referenced by scripts.
3823 (Symbol_table::add_undefined_symbols_from_command_line): Add
3824 layout parameter. Change all callers.
3825 (Symbol_table::do_add_undefined_symbols_from_command_line):
3826 Likewise. Break out loop body. Check symbols referenced by
3827 scripts.
3828 (Symbol_table::add_undefined_symbol_from_command_line): New
3829 function broken out of
3830 do_add_undefined_symbols_from_command_line.
3831 * symtab.h (class Symbol_table): Update declarations.
3832 * archive.cc: Include "layout.h".
3833 (Archive::should_include_member): Add layout parameter. Change
3834 all callers. Check for symbol mentioned in expression.
3835 * archive.h (class Archive): Update declaration.
3836 * object.cc (Sized_relobj::do_should_include_member): Add layout
3837 parameter.
3838 * object.h (Object::should_include_member): Add layout parameter.
3839 Change all callers.
3840 (Object::do_should_include_member): Add layout parameter.
3841 (class Sized_relobj): Update declaration.
3842 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3843 parameter.
3844 * dynobj.h (class Sized_dynobj): Update declaration.
3845 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3846 layout parameter.
3847 * plugin.h (class Sized_pluginobj): Update declaration.
3848
5f1ab67a
ILT		 38492010-08-02 Ian Lance Taylor <iant@google.com>
3850
3851 PR 11866
3852 * output.cc (Output_segment::set_offset): Search for the first and
3853 last sections rather than assuming that the list is in order.
3854 (Output_segment::find_first_and_last_list): New function.
3855 * output.h (class Output_segment): Update declarations.
3856 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3857 (relro_strip_test_SOURCES): New variable.
3858 (relro_strip_test_DEPENDENCIES): New variable.
3859 (relro_strip_test_LDFLAGS): New variable.
3860 (relro_strip_test_LDADD): New variable.
3861 (relro_strip_test.so): New target.
3862
a8df5856
ILT		 38632010-08-02 Ian Lance Taylor <iant@google.com>
3864
3865 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3866 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3867 (Target_i386::got_tlsdesc_section): New function.
3868 (Target_i386::got_section): Create space for GOT entries for
3869 TLSDESC relocations.
3870 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3871 R_386_TLS_GOTDESC.
3872 (Target_i386::Scan::global): Likewise.
3873 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3874 using TLSDESC GOT.
3875 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3876 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3877 (Target_x86_64::got_tlsdesc_section): New function.
3878 (Target_x86_64::got_section): Create space for GOT entries for
3879 TLSDESC relocations.
3880 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3881 R_386_TLS_GOTDESC.
3882 (Target_x86_64::Scan::global): Likewise.
3883 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3884 using TLSDESC GOT.
3885
0c10a0a6
ILT		 38862010-08-02 Ian Lance Taylor <iant@google.com>
3887
3888 * testsuite/final_layout.sh: Use dc to convert from hex to
3889 decimal.
3890
41cbeecc
ST		 38912010-07-29 Sriraman Tallam <tmsriram@google.com>
3892
3893 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3894 paramter to the call to gold::gc_process_relocs.
3895 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3896 paramter to the call to gold::gc_process_relocs.
3897 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3898 parameter to the call to gold::gc_process_relocs.
3899 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3900 template parameter to the call to gold::gc_process_relocs.
3901 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3902 paramter to the call to gold::gc_process_relocs.
3903 * gc.h (get_embedded_addend_size): New function.
3904 (gc_process_relocs): Save the size of the reloc for use by ICF.
3905 * icf.cc (get_section_contents): Get the addend from the text section
3906 for SHT_REL relocation sections.
3907 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3908 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3909 * int_encoding.h (read_from_pointer): New overloaded function.
3910 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3911 * testsuite/icf_sht_rel_addend_test.sh: New file.
3912 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3913 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3914
6ea55b82
RW		 39152010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3916
3917 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3918 * Makefile.in: Regenerate.
3919 * testsuite/Makefile.in: Regenerate.
3920
9691462b
ILT		 39212010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3922
3923 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3924 * gold/testsuite/debug_msg.cc: Likewise.
3925 * gold/testsuite/odr_violation1.cc
3926 * gold/testsuite/odr_violation2.cc
3927
76897331
CC		 39282010-07-21 Cary Coutant <ccoutant@google.com>
3929
3930 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3931 string, and length fields.
3932 (Output_merge_string::Merged_strings_list): New type.
3933 (Output_merge_string::Merged_strings_lists): New typedef.
3934 (Output_merge_string): Replace merged_strings_ with
3935 merged_strings_lists_.
3936 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3937 Merged_strings_list per input object and section. Don't store pointer
3938 to the string. Don't store length with each merged string entry.
3939 (Output_merge_string::finalize_merged_data): Loop over list of merged
3940 strings lists. Recompute length of each merged string.
3941
78384e8f
CC		 39422010-07-15 Cary Coutant <ccoutant@google.com>
3943
3944 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3945 here.
3946
783659f9
ILT		 39472010-07-14 Ian Lance Taylor <iant@google.com>
3948
3949 * descriptors.cc (Descriptors::open): Report correct name in error
3950 message.
3951
131687b4
DK		 39522010-07-13 Doug Kwan <dougkwan@google.com>
3953
3954 * arm.cc (Arm_input_section::Arm_input_section): For a
3955 SHT_ARM_EXIDX section, always keeps the input sections.
3956 (Arm_input_section::set_exidx_section_link): New method.
3957 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3958 has_errors_ to false.
3959 (Arm_exidx_input_section::has_errors,
3960 Arm_exidx_input_section::set_has_errors): New methods.
3961 (Arm_exidx_input_section::has_errors_): New data member.
3962 (Arm_relobj::get_exidx_shndx_list): New method.
3963 (Arm_output_section::append_text_sections_to_list): Do not skip
3964 section without SHF_EXECINSTR.
3965 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3966 errors.
3967 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3968 section header. Make error messages more verbose. Check for
3969 a non-executable section linked to an EXIDX section.
3970 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3971 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3972 check that there is no deferred EXIDX section if we exit early.
3973 Instead of not making an EXIDX section in case of an error, make one
3974 and set the has_errors flag of it.
3975 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3976 in a relocatable link.
3977 (Target_arm::do_relax): Look for the EXIDX output section instead of
3978 assuming that it is called .ARM.exidx.
3979 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3980 section list. Do not check for SHF_EXECINSTR section flags but
3981 skip any input section with errors.
3982 * output.cc (Output_section::Output_section): Initialize
3983 always_keeps_input_sections_ to false.
3984 (Output_section::add_input_section): Check for
3985 always_keeps_input_sections_.
3986 * output.h (Output_section::always_keeps_input_sections,
3987 Output_section::set_always_keeps_input_sections): New methods.
3988 (Output_section::always_keeps_input_sections): New data member.
3989
69517287
RÁE		 39902010-07-13 Rafael Espindola <espindola@google.com>
3991
3992 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3993 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3994
82742395
ILT		 39952010-07-13 Philip Herron <herron.philip@googlemail.com>
3996 Ian Lance Taylor <iant@google.com>
3997
3998 * output.h (Output_section_lookup_maps::add_merge_section):
3999 Correct check of whether value was inserted.
4000 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4001 (Output_section_lookup_maps::add_relaxed_input_section):
4002 Likewise.
4003 * arm.cc (Target_arm::got_section): Remove used local os.
4004 * i386.cc (Target_i386::got_section): Likewise.
4005 * x86_64.cc (Target_x86_64::got_section): Likewise.
4006 * sparc.cc (Target_sparc::got_section): Likewise.
4007 (Target_sparc::relocate): Remove unused local have_got_offset.
4008 * powerpc.cc (Target_powerpc::relocate): Likewise.
4009
f2d707b5
ILT		 40102010-07-13 Ian Lance Taylor <iant@google.com>
4011
241531d6
ILT		 4012 * compressed_output.cc (zlib_decompress): Fix signature in
4013 !HAVE_ZLIB_H case.
4014
f2d707b5
ILT		 4015 * archive.cc (Archive::include_member): Unlock an external member
4016 of a thin archive. Don't bother to delete an object we know is
4017 NULL.
4018
a2e47362
CC		 40192010-07-12 Cary Coutant <ccoutant@google.com>
4020
4021 * compressed_output.cc (zlib_decompress): New function.
4022 (get_uncompressed_size): New function.
4023 (decompress_input_section): New function.
4024 * compressed_output.h (get_uncompressed_size): New function.
4025 (decompress_input_section): New function.
4026 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4027 Handle compressed debug sections.
4028 * layout.cc (is_compressed_debug_section): New function.
4029 (Layout::output_section_name): Map compressed section names to
4030 canonical names.
4031 * layout.h (is_compressed_debug_section): New function.
4032 (is_debug_info_section): Recognize compressed debug sections.
4033 * merge.cc: Include compressed_output.h.
4034 (Output_merge_data::do_add_input_section): Handle compressed
4035 debug sections.
4036 (Output_merge_string::do_add_input_section): Handle compressed
4037 debug sections.
4038 * object.cc: Include compressed_output.h.
4039 (Sized_relobj::Sized_relobj): Initialize new data members.
4040 (build_compressed_section_map): New function.
4041 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4042 * object.h (Object::section_is_compressed): New method.
4043 (Object::do_section_is_compressed): New method.
4044 (Sized_relobj::Compressed_section_map): New type.
4045 (Sized_relobj::do_section_is_compressed): New method.
4046 (Sized_relobj::compressed_sections_): New data member.
4047 * output.cc (Output_section::add_input_section): Handle compressed
4048 debug sections.
4049 * reloc.cc: Include compressed_output.h.
4050 (Sized_relobj::write_sections): Handle compressed debug sections.
4051
ce279a62
CC		 40522010-07-08 Cary Coutant <ccoutant@google.com>
4053
4054 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4055 weak when resolving to a dynamic def.
4056 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4057 for weak undef/dynamic def cases. Adjust callers.
4058 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4059 undef_binding_weak_.
4060 (Symbol_table::sized_write_globals): Adjust symbol binding.
4061 (Symbol_table::sized_write_symbol): Add binding parameter.
4062 * symtab.h (Symbol::set_undef_binding): New method.
4063 (Symbol::is_undef_binding_weak): New method.
4064 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4065 (Symbol_table::should_override): Add new parameter.
4066 (Symbol_table::sized_write_symbol): Add new parameter.
4067
4068 * testsuite/weak_undef_file1.cc: Add new test case.
4069 * testsuite/weak_undef_file2.cc: Fix header comment.
4070 * testsuite/weak_undef_test.cc: Add new test case.
4071
b2286c10
DK		 40722010-06-29 Doug Kwan <dougkwan@google.com>
4073
4074 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4075 Initialize USE_SYMBOL_.
4076 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4077 definition.
4078 (Arm_reloc_property::uses_symbol_): New data member declaration.
4079 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4080 uses symbol value and symbol is undefined but not weakly undefined.
4081
4802450a
RÁE		 40822010-06-28 Rafael Espindola <espindola@google.com>
4083
4084 * plugin.cc (Plugin::load): Use dlerror.
4085
e5ca47ba
ILT		 40862010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4087
4088 * symtab.cc (detect_odr_violations): When reporting an ODR
4089 violation, report an object where the symbol is defined.
4090
8a75a161
DK		 40912010-06-25 Doug Kwan <dougkwan@google.com>
4092
4093 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4094 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4095 definition.
4096 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4097 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4098 target hook to detect function points.
4099 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4100 * icf.h (Icf::check_section_for_function_pointers): Change type of
4101 parameter SECTION_NAME to const reference to std::string. Use
4102 target hook to determine if section may have unsafe pointers.
4103 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4104 method definition.
4105
42218b9f
RÁE		 41062010-06-21 Rafael Espindola <espindola@google.com>
4107
4108 * fileread.cc (Input_file::find_fie): New
4109 (Input_file::open): Use Input_file::find_fie.
4110 * fileread.h (Input_file::find_fie): New
4111 * plugin.cc (set_extra_library_path): New.
4112 (Plugin::load): Add set_extra_library_path to the transfer vector.
4113 (Plugin_manager::set_extra_library_path): New.
4114 (Plugin_manager::add_input_file): Use the extra search path if set.
4115 (set_extra_library_path(): New.
4116 * plugin.h (Plugin_manager): Add set_extra_library_path and
4117 extra_search_path_.
4118
a0506cca
CC		 41192010-06-19 Cary Coutant <ccoutant@google.com>
4120
4121 * layout.cc (gdb_sections): Add .debug_types.
4122 (lines_only_debug_sections): Likewise.
4123
6508b958
RÁE		 41242010-06-18 Rafael Espindola <espindola@google.com>
4125
4126 * plugin.cc (add_input_file,add_input_library)
4127 (Plugin_manager::add_input_file): Make filename arguments const.
4128 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4129 const.
4130
3e235302
DK		 41312010-06-16 Doug Kwan <dougkwan@google.com>
4132
4133 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4134 .ARM.attributes section if we have not merged any input
4135 attributes sections.
4136
106e8a6c
DK		 41372010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4138
4139 * arm.cc: Allow combining objects with no EABI version
4140 information.
4141
91ff43fe
RÁE		 41422010-06-15 Rafael Espindola <espindola@google.com>
4143
4144 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4145
68ed838c
ILT		 41462010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4147
4148 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4149 (struct iovec): Correct !HAVE_READV definition.
4150
f3a2388f
CC		 41512010-06-10 Cary Coutant <ccoutant@google.com>
4152
4153 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4154 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4155 reloc sections.
4156 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4157
4158 PR 11683
4159 * symtab.h (Symbol::is_placeholder): New member function.
4160 * target-reloc.h (relocate_section): Check for placeholder symbols.
4161
4162 * testsuite/Makefile.am (plugin_test_8): New test.
4163 (plugin_test_9): New test.
4164 * testsuite/Makefile.in: Regenerate.
4165
e1df38aa
NC		 41662010-06-09 Nick Clifton <nickc@redhat.com>
4167
4168 * yyscript.y (input_list_element): Allow strings prefixed with
4169 the '-' character. Treat these as libraries.
4170 * script.cc (script_add_library): New function. Adds a library
4171 specified by "-l<name>" found in an input script.
4172 * script-c.h: Add prototype for script_add_library.
4173
25bbe950
DK		 41742010-06-07 Doug Kwan <dougkwan@google.com>
4175
4176 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4177 Restrict stub-group size to be within long conditional branch
4178 range when working around cortex-A8 erratum.
4179
0f32ea4c
ILT		 41802010-06-07 Damien Diederen <dd@crosstwine.com>
4181
4182 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4183 #ifdef typo.
4184
8fe2a369
ST		 41852010-06-03 Sriraman Tallam <tmsriram@google.com>
4186
4187 PR gold/11658
4188 * output.cc
4189 (Output_section::Input_section_sort_entry::compare_section_ordering):
4190 Change to return non-zero correctly.
4191 (Output_section::Input_section_sort_section_order_index_compare
4192 ::operator()): Change to fix ambiguity in comparisons.
4193
6e9ba2ca
ST		 41942010-06-01 Sriraman Tallam <tmsriram@google.com>
4195
4196 * gold.h (is_wildcard_string): New function.
4197 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4198 (Layout::layout_eh_frame): Ditto.
4199 (Layout::find_section_order_index): New method.
4200 (Layout::read_layout_from_file): New method.
4201 * layout.h (Layout::find_section_order_index): New method.
4202 (Layout::read_layout_from_file): New method.
4203 (Layout::input_section_position_): New private member.
4204 (Layout::input_section_glob_): New private member.
4205 * main.cc (main): Call read_layout_from_file here.
4206 * options.h (--section-ordering-file): New option.
4207 * output.cc (Output_section::input_section_order_specified_): New
4208 member.
4209 (Output_section::Output_section): Initialize new member.
4210 (Output_section::add_input_section): Add new parameter.
4211 Keep input sections when --section-ordering-file is used.
4212 (Output_section::set_final_data_size): Sort input sections when
4213 section ordering file is specified.
4214 (Output_section::Input_section_sort_entry): Add new parameter.
4215 Check sorting type.
4216 (Output_section::Input_section_sort_entry::compare_section_ordering):
4217 New method.
4218 (Output_section::Input_section_sort_compare::operator()): Change to
4219 consider section_order_index.
4220 (Output_section::Input_section_sort_init_fini_compare::operator()):
4221 Change to consider section_order_index.
4222 (Output_section::Input_section_sort_section_order_index_compare
4223 ::operator()): New method.
4224 (Output_section::sort_attached_input_sections): Change to sort
4225 according to section order when specified.
e1df38aa
NC		 4226 (Output_section::add_input_section<32, true>): Add new parameter.
4227 (Output_section::add_input_section<64, true>): Add new parameter.
4228 (Output_section::add_input_section<32, false>): Add new parameter.
4229 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4230 * output.h (Output_section::add_input_section): Add new parameter.
4231 (Output_section::input_section_order_specified): New
4232 method.
4233 (Output_section::set_input_section_order_specified): New method.
4234 (Input_section::Input_section): Initialize section_order_index_.
4235 (Input_section::section_order_index): New method.
4236 (Input_section::set_section_order_index): New method.
4237 (Input_section::section_order_index_): New member.
4238 (Input_section::Input_section_sort_section_order_index_compare): New
4239 struct.
4240 (Output_section::input_section_order_specified_): New member.
4241 * script-sections.cc (is_wildcard_string): Delete and move modified
4242 method to gold.h.
4243 (Output_section_element_input::Output_section_element_input): Modify
4244 call to is_wildcard_string.
4245 (Output_section_element_input::Input_section_pattern
4246 ::Input_section_pattern): Ditto.
4247 (Output_section_element_input::Output_section_element_input): Ditto.
4248 * testsuite/Makefile.am (final_layout): New test case.
4249 * testsuite/Makefile.in: Regenerate.
4250 * testsuite/final_layout.cc: New file.
4251 * testsuite/final_layout.sh: New file.
4252
3537c84b
RÁE		 42532010-06-01 Rafael Espindola <espindola@google.com>
4254
4255 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4256
105b6afd
RÁE		 42572010-06-01 Rafael Espindola <espindola@google.com>
4258
4259 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4260 visibility of symbols.
4261
29e11421
DK		 42622010-05-27 Doug Kwan <dougkwan@google.com>
4263
4264 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4265 from start of output section instead of address for a local symbol
4266 in a merged or relaxed section when doing a relocatable link.
4267
5e0f337e
RÁE		 42682010-05-26 Rafael Espindola <espindola@google.com>
4269
4270 PR 11604
4271 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4272 adding sections the garbage collector removed.
4273 * gold/testsuite/Makefile.am: Add test.
4274 * gold/testsuite/Makefile.in: Regenerate.
4275 * gold/testsuite/plugin_test_7.sh: New.
4276 * gold/testsuite/plugin_test_7_1.c: New.
4277 * gold/testsuite/plugin_test_7_2.c: New.
4278
f4187277
RÁE		 42792010-05-26 Rafael Espindola <espindola@google.com>
4280
4281 * script-sections.cc (Output_section_definition::set_section_addresses):
4282 Check for --section-start.
4283
5c388529
DK		 42842010-05-26 Doug Kwan <dougkwan@google.com>
4285
4286 * arm.cc (Arm_scan_relocatable_relocs): New class.
4287 (Target_arm::relocate_special_relocatable): New method.
4288 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4289 (Arm_relocate_functions::thumb_branch_common): Same.
4290 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4291 instead of Default_scan_relocatable_relocs.
4292 * target-reloc.h (relocate_for_relocatable): Let target handle
4293 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4294 * target.h (Sized_target::relocate_special_relocatable): New method.
4295
bca1c3ae
ILT		 42962010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4297
4298 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4299
0439c796
DK		 43002010-05-23 Doug Kwan <dougkwan@google.com>
4301
4302 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4303 instead of a cast.
4304 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4305 with a direct branch, not a conditional branch, to a stub.
4306 * merge.cc (Output_merge_base::record_input_section): New method
4307 defintion.
4308 (Output_merge_data::do_add_input_section): Record input section if
4309 keeps-input-sections flag is set.
4310 (Output_merge_string::do_add_input_section): Ditto.
4311 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4312 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4313 INPUT_SECTIONS_.
4314 (Output_merge_base::keeps_input_sections,
4315 Output_merge_base::set_keeps_input_sections,
4316 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4317 method definitions.
4318 (Output_merge_base::Input_sections): New type declaration.
4319 (Output_merge_base::input_sections_begin,
4320 Output_merge_base::input_sections_end,
4321 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4322 (Output_merge_base::bool keeps_input_sections_,
4323 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4324 Output_merge_base::input_sections_): New data members.
4325 (Output_merge_data::do_set_keeps_input_sections): New method
4326 defintion.
4327 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4328 * output.cc (Output_section::Input_section::relobj): Move method
4329 defintion from class declaration to here and handle merge sections.
4330 (Output_section::Input_section::shndx): Ditto.
4331 (Output_section::Output_section): Remove initializations of removed
4332 data members and initialize new data member LOOKUP_MAPS_.
4333 (Output_section::add_input_section): Set keeps-input-sections flag
4334 for a newly created merge output section as appropriate. Adjust code
4335 to use Output_section_lookup_maps class.
4336 (Output_section::add_relaxed_input_section): Adjst code for lookup
4337 maps code refactoring.
4338 (Output_section::add_merge_input_section): Add a new parameter
4339 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4340 class. If adding input section to a newly created merge output
4341 section fails, remove the new merge section.
4342 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4343 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4344 (Output_section::find_merge_section): Ditto.
4345 (Output_section::build_lookup_maps): New method defintion.
4346 (Output_section::find_relaxed_input_section): Adjust code to use
4347 Output_section_lookup_maps class.
4348 (Output_section::get_input_sections): Export merge sections. Adjust
4349 code to use Output_section_lookup_maps class.
4350 (Output_section:::add_script_input_section): Adjust code to use
4351 Output_section_lookup_maps class. Update lookup maps for merge
4352 sections also.
4353 (Output_section::discard_states): Use Output_section_lookup_maps.
4354 (Output_section::restore_states): Same.
4355 * output.h (Merge_section_properties): Move class defintion out of
4356 Output_section.
4357 (Output_section_lookup_maps): New class.
4358 (Output_section::Input_section::is_merge_section): New method
4359 defintion.
4360 (Output_section::Input_section::relobj): Move defintion out of class
4361 defintion. Declare method only.
4362 (Output_section::Input_section::shndx): Ditto.
4363 (Output_section::Input_section::output_merge_base): New method defintion.
4364 (Output_section::Input_section::u2_.pomb): New union field.
4365 (Output_section::Merge_section_by_properties_map,
4366 Output_section::Output_section_data_by_input_section_map,
4367 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4368 Remove types.
4369 (Output_section::add_merge_input_section): Add new parameter
4370 KEEPS_INPUT_SECTIONS.
4371 (Output_section::build_lookup_maps): New method declaration.
4372 (Output_section::merge_section_map_,
4373 Output_section::merge_section_by_properties_map_,
4374 Output_section::relaxed_input_section_map_,
4375 Output_section::is_relaxed_input_section_map_valid_): Remove data
4376 members.
4377 (Output_section::lookup_maps_): New data member.
4378
76295588
L		 43792010-05-21 Doug Kwan <dougkwan@google.com>
4380
4381 PR gold/11619
4382 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4383 avoid a compilation error.
4384
d103a984
RÁE		 43852010-05-19 Rafael Espindola <espindola@google.com>
4386
4387 * script-sections.cc (Output_section_definition::allocate_to_segment):
4388 Update the phdrs_list even when the output section is NULL.
4389 * testsuite/Makefile.am: Add test.
4390 * testsuite/Makefile.in: Regenerate.
4391 * testsuite/script_test_9.cc: New.
4392 * testsuite/script_test_9.sh: New.
4393 * testsuite/script_test_9.t: New.
4394
6625d24e
DK		 43952010-05-19 Doug Kwan <dougkwan@google.com>
4396
4397 * arm.cc (Arm_input_section::original_size): New method.
4398 (Arm_input_section::do_addralign): Add a cast.
4399 (Arm_input_section::do_output_offset): Remove static cast.
4400 (Arm_input_section::original_addralign,
4401 Arm_input_section::original_size_): Change type to uint32_t.
4402 (Arm_input_section::init): Add safe casts for section alignment
4403 and size.
4404 (Arm_input_section::set_final_data_size): Do not set address and
4405 offset of stub table.
4406 (Arm_output_section::fix_exidx_coverage): Change use of of
4407 Output_section::Simple_input_section to that of
4408 Output_section::Input_section.
4409 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4410 except for the first pass.
4411 * output.cc (Output_section::get_input_sections): Change type of
4412 input_sections to std::list<Input_section>.
4413 (Output_section::add_script_input_section): Rename from
4414 Output_section::add_simple_input_section. Change type of SIS
4415 parameter from Simple_input_section to Input_section.
4416 * output.h (Output_section::Simple_input_section): Remove class.
4417 (Output_section::Input_section): Change class visibility to public.
4418 (Output_section::Input_section::addralign): Use stored alignments
4419 for special input sections if set.
4420 (Output_section::Input_section::set_addralign): New method.
4421 (Output_section::get_input_sections): Change parameter type from
4422 list of Simple_input_section to list of Input_section.
4423 (Output_section::add_script_input_section): Rename from
4424 Output_section::add_simple_input_section. Change first parameter's
4425 type from Simple_input_section to Input_section and remove the
4426 second and third parameters.
4427 * script-sections.cc (Input_section::Input_section_list): Change
4428 type to list of Output_section::Input_section/
4429 (Input_section_info::Input_section_info): Change parameter type of
4430 INPUT_SECTION to Output_section::Input_section.
4431 (Input_section_info::input_section): Change return type.
4432 (Input_section_info::input_section_): Change type to
4433 Output_section::Input_section.
4434 (Output_section_element_input::set_section_addresses): Adjust code
4435 to use Output_section::Input_section instead of
4436 Output_section::Simple_input_section. Adjust code for renaming
4437 of Output_section::add_simple_input_section.
4438 (Orphan_output_section::set_section_addresses): Ditto.
4439
e1e82ea4
RW		 44402010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4441
4442 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4443 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4444
91e75c8a
RÁE		 44452010-05-18 Rafael Espindola <espindola@google.com>
4446
4447 * options.cc (General_options::finalize): Handle -nostdlib.
4448 * options.h (nostdlib): New option.
4449 * script.cc (script_add_search_dir): Handle -nostdlib.
4450
da59ad79
DK		 44512010-05-12 Doug Kwan <dougkwan@google.com>
4452
4453 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4454 attributes section only if there no attributes section after merging.
4455 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4456 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4457 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4458 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4459 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4460 and arm_attr_merge_7.stdout.
4461 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4462 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4463 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4464 arm_attr_merge_7b.o): New rules.
4465 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4466 arm_attr_merge_7
4467 * testsuite/Makefile.in: Regenerate.
4468 * testsuite/arm_attr_merge.sh: New file.
4469 * testsuite/arm_attr_merge_[67][ab].s: Same.
4470
3e01a7fd
NC		 44712010-05-05 Nick Clifton <nickc@redhat.com>
4472
4473 * po/es.po: Updated Spanish translation.
4474
7ad2014a
L		 44752010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4476
4477 * Makefile.am (install-exec-local): Properly install gold as
4478 default cross linker.
4479 * Makefile.in: Regenerated.
4480
4fda8867
NC		 44812010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4482 Nick Clifton <nickc@redhat.com>
4483
4484 * configure.ac (install_as_default): Define and set to false
4485 unless --enable-gold or --enable-gold=both/gold has been
4486 specified.
4487 * configure: Regenerate.
4488
4489 * Makefile.am (install-exec-local): Install the executable as
4490 'ld.gold'. If install_as_default is true then also install it as
4491 'ld'.
4492 * Makefile.in: Regenerated.
4493
bd288ea2
ILT		 44942010-04-24 Ian Lance Taylor <iant@google.com>
4495
4496 * layout.cc (Layout::layout_reloc): In relocatable link don't
4497 combine reloc sections for grouped sections.
4498
ef38fd8a
ST		 44992010-04-23 Sriraman Tallam <tmsriram@google.com>
4500
4501 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4502 sections that are not ordinary to icf.
4503 * icf.cc (get_section_contents): Handle relocation pointing to section
4504 with no object or shndx information.
4505 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4506 * testsuite/Makefile.in: Regenerate.
4507 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4508 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4509
f6973bdc
ILT		 45102010-04-22 Ian Lance Taylor <iant@google.com>
4511
4512 * expression.cc (Expression::Expression_eval_info): Add
4513 result_alignment_pointer field.
4514 (Expression::eval_with_dot): Add result_alignment_pointer
4515 parameter. Change all callers.
4516 (Expression::eval_maybe_dot): Likewise.
4517 (class Binary_expression): Add alignment_pointer parameter to
4518 left_value and right_value. Change all callers.
4519 (BINARY_EXPRESSION): Set result alignment.
4520 (class Trinary_expression): Add alignment_pointer parameter to
4521 arg2_value and arg3_value. Change all callers.
4522 (Trinary_cond::value): Set result alignment.
4523 (Max_expression::value, Min_expression::value): Likewise.
4524 (Align_expression::value): Likewise.
4525 * script-sections.cc (class Sections_element): Add dot_alignment
4526 parameter to set_section_addresses virtual function. Update
4527 instantiations.
4528 (class Output_section_element): Likewise.
4529 (Script_sections::create_segments): Add dot_alignment parameter.
4530 Change all callers.
4531 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4532 (Script_sections::set_phdrs_clause_addresses): Likewise.
4533 * script-sections.h: Update declarations.
4534 * script.h: Update declarations.
4535 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4536 min_p_align.
4537 * testsuite/script_test_3.t: Set large alignment.
4538 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4539 segment has expected alignment.
4540
9c9c98a5
NC		 45412010-04-22 Nick Clifton <nickc@redhat.com>
4542
4543 * po/gold.pot: Updated by the Translation project.
4544 * po/vi.po: Updated Vietnamese translation.
4545
2253bfba
L		 45462010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4547
4548 * testsuite/Makefile.am (check_PROGRAMS): Add
4549 icf_virtual_function_folding_test.
4550 * testsuite/Makefile.in: Regenerated.
4551
85fdf906
AH		 45522010-04-15 Andrew Haley <aph@redhat.com>
4553
4554 * options.h (merge_exidx_entries): New option.
4555 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4556 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4557 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4558 (Target_arm::merge_exidx_entries): New function.
4559 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4560 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4561 to Arm_exidx_fixup constructor.
4562 Add new arg, merge_exidx_entries.
4563 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4564 Arm_output_section::fix_exidx_coverage.
4565
ce97fa81
ST		 45662010-04-18 Sriraman Tallam <tmsriram@google.com>
4567
4568 * icf.cc (get_section_contents): Check for preemptible functions.
4569 Ignore addend when appropriate.
4570 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4571 section folded.
4572 (add_from_relobj): Check for section folded.
4573 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4574 * symtab.h (should_add_dynsym_entry): Add new parameter.
4575 * target-reloc.h (scan_relocs): Check for section folded.
4576 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4577 Check reloc types for function pointers in shared objects.
4578 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4579 case.
4580 (icf_preemptible_functions_test): New test case.
4581 (icf_string_merge_test): New test case.
4582 * testsuite.Makefile.in: Regenerate.
4583 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4584 bar_glob. Refactor code.
4585 * testsuite/icf_preemptible_functions_test.cc: New file.
4586 * testsuite/icf_preemptible_functions_test.sh: New file.
4587 * testsuite/icf_string_merge_test.cc: New file.
4588 * testsuite/icf_string_merge_test.sh: New file.
4589 * testsuite/icf_virtual_function_folding_test.cc: New file.
4590 * testsuite/icf_virtual_function_folding_test.sh: New file.
4591
04ceb17c
DK		 45922010-04-14 Doug Kwan <dougkwan@google.com>
4593
4594 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4595 for local symbol recounting if we remove a section due to ICF.
4596 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4597 there are no regular objects in input.
4598
153e7da4
DK		 45992010-04-13 Doug Kwan <dougkwan@google.com>
4600
4601 * arm.cc (Arm_input_section::set_final_data_size): Compute
4602 accurate final data size instead of using current data size.
4603
4dbd9faf
DK		 46042010-04-09 Doug Kwan <dougkwan@google.com>
4605
4606 * layout.cc (Layout::choose_output_section): Handle script section
4607 types.
4608 (Layout::make_output_section_for_script): Add section type parameter.
4609 Handle script section types.
4610 * layout.h (Layout::make_output_section_for_script): Add section
4611 type parameter.
4612 * output.cc (Output_section::Output_section): Initialize data member
4613 is_noload_.
4614 (Output_section::do_reset_address_and_file_offset): Do not set address
4615 to 0 if section is a NOLOAD section.
4616 * output.h (Output_section::is_noload): New method.
4617 (Output_section::set_is_noload): Ditto.
4618 (Output_section::is_noload_): New data member.
4619 * script-c.h (Script_section_type): New enum type.
4620 (struct Parser_output_section_header): Add new file section_type.
4621 * script-sections.cc (Sections_element::output_section_name): Add
4622 parameter for returning script section type.
4623 (Output_section_definition::output_section_name): Ditto.
4624 (Output_section_definition::section_type)P; New method.
4625 (Output_section_definiton::script_section_type_name): Ditto.
4626 (Output_section_definition::script_section_type_): New data member.
4627 (Output_section_definition::Output_section_definition): Initialize
4628 data member Output_section_definition::script_section_type_.
4629 (Output_section_definition::create_sections): Pass script section type
4630 to Layout::make_output_section_for_script.
4631 (Output_section_definition::output_section_name): Return script
4632 section type to caller.
4633 (Output_section_definition::set_section_address): Do not advance
4634 dot value and load address if section type is NOLOAD. Set address
4635 of NOLOAD sections regardless of section flags.
4636 (Output_section_definition::print): Print section type if it is
4637 not SCRIPT_SECTION_TYPE_NONE.
4638 (Output_section_definition::section_type): New method.
4639 (Output_section_definition::script_section_type_name): Ditto.
4640 (Script_sections::output_section_name): Add new parameter
4641 PSECTION_TYPE for returning script section type. Pass it to
4642 section elements. Handle discard sections.
4643 (Sort_output_sections::operator()): Handle NOLOAD sections.
4644 * script-sections.h (Script_sections::Section_type): New enum type.
4645 (Script_sections::output_section_name): Add a new parameter for
4646 returning script section type.
4647 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4648 INFO and NOLOAD.
4649 * yyscript.y (union): Add new field SECTION_TYPE.
4650 (COPY, DSECT, INFO, NOLOAD): New tokens.
4651 (opt_address_and_section_type): Change type to output_section_header.
4652 (section_type): New non-terminal
4653 (section_header): Handle section type.
2253bfba 4654 (opt_address_and_section_type): Return section type value.
4dbd9faf 4655
721ea635
L		 46562010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4657
4658 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4659 * testsuite/plugin_common_test_2.c (foo): Likewise.
4660
6bf924b0
DK		 46612010-04-08 Doug Kwan <dougkwan@google.com>
4662
4663 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4664 Output_merge_data.
4665 * output.cc (Output_section::add_merge_input_section): Simplify
4666 code and return status of Output_merge_base::add_input_section.
e1df38aa 4667 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4668 returns true.
4669
24af6f92
DK		 46702010-04-07 Doug Kwan <dougkwan@google.com>
4671
4672 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4673 if section is marked as containing instructions but has no mapping
4674 symbols.
4675 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4676 correct section index.
4677 (Arm_relobj::find_linked_text_section): Ditto.
4678
00698fc5
CC		 46792010-04-07 Cary Coutant <ccoutant@google.com>
4680
4681 * archive.cc (include_member): Destroy Read_symbols_data object before
4682 releasing file.
4683 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4684 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4685 (Read_symbols_data::~Read_symbols_data) New destructor.
4686 (Section_relocs::Section_relocs) New constructor.
4687 (Section_relocs::~Section_relocs) New destructor.
4688 (Read_relocs_data::Read_relocs_data) New constructor.
4689 (Read_relocs_data::~Read_relocs_data) New destructor.
4690 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4691 pointers to NULL after deleting.
4692
7296d933
DK		 46932010-04-07 Doug Kwan <dougkwan@google.com>
4694
4695 * arm.cc: Replace "endianity" with "endianness" in comments.
4696 (Arm_exidx_cantunwind): Ditto.
4697 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4698 (Arm_relobj::merge_flags_and_attributes): New method.
4699 (Arm_relobj::merge_flags_and_attributes_): New data member.
4700 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4701 (Arm_relobj::scan_sections_for_stubs): Ditto.
4702 (Arm_relobj::do_read_symbols): Check to see if we really want to
4703 merge processor-specific flags and attributes. Exit early if
4704 an object is empty except for section names and the undefined symbol.
4705 (Target_arm::do_finalize_sections): Move check for ELF format to
4706 Arm_relobj::do_read_symbols. Merge processor specific flags and
4707 attributes from a regular object only when we have determined that
4708 it is aapropriate. Do not create an .ARM.attributes section in
4709 output if there is no regular input object.
4710 (Target_arm::merge_processor_specific_flags): Check
4711 --warn-mismatch before printing any error.
4712 (Target_arm::merge_object_attributes): Ditto.
4713 * gold.cc (queue_middle_tasks): Handle the case in which there is
4714 no regular object in input.
4715 * options.cc (General_options::parse_EB): New method.
4716 (General_options::parse_EL): Same.
4717 (General_options::General_options): Initialize endianness_.
4718 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4719 New options.
4720 (General_options::Endianness): New enum.
4721 (General_options::endianness): New method.
4722 (General_options::endianness_): New data member.
4723 * parameters.cc (Parameters::set_options): Check target endianness.
4724 (Parameters::set_target_once): Ditto.
4725 (Parameters::check_target_endianness): New method.
4726 (parameters_force_valid_target): If either -EL or -EB is specified,
4727 use it to define endianness of default target.
4728 * parameters.h (Parameters::check_target_endianness): New method
4729 declaration.
4730 * target.h (class Target): Change "endianity" to "endianness"
4731 in comments.
4732
efc8d4f2
RW		 47332010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4734
4735 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4736 * configure: Regenerate.
4737 * Makefile.in: Regenerate.
4738 * testsuite/Makefile.in: Regenerate.
4739
be234d88
CC		 47402010-04-06 Cary Coutant <ccoutant@google.com>
4741
4742 gcc PR lto/42757
4743 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4744 prevailing definitions of common symbols.
4745 * testsuite/plugin_test_6.sh: New test case.
4746 * testsuite/plugin_common_test_1.c: New test case.
4747 * testsuite/plugin_common_test_2.c: New test case.
4748 * testsuite/Makefile.am (plugin_test_6): New test case.
4749 * testsuite/Makefile.in: Regenerate.
4750
bd32c6bd
NC		 47512010-04-06 Nick Clifton <nickc@redhat.com>
4752
4753 * po/vi.po: New Vietnamese translation.
4754
323c532f
DK		 47552010-03-30 Doug Kwan <dougkwan@google.com>
4756
4757 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4758
4fcd97eb
DK		 47592010-03-25 Doug Kwan <dougkwan@google.com>
4760
4761 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4762 to avoid a conversion warning on a 32-bit host.
4763
4ebf39db
ILT		 47642010-03-24 Ian Lance Taylor <iant@google.com>
4765
4766 * testsuite/script_test_3.t: Add a TLS segment.
4767 * testsuite/Makefile.am (check_PROGRAMS): Add
4768 tls_phdrs_script_test.
4769 (tls_phdrs_script_test_SOURCES): Define.
4770 (tls_phdrs_script_test_DEPENDENCIES): Define.
4771 (tls_phdrs_script_test_LDFLAGS): Define.
4772 (tls_phdrs_script_test_LDADD): Define.
4773 * testsuite/Makefile.in: Rebuild.
4774
4a599bdd
CC		 47752010-03-23 Cary Coutant <ccoutant@google.com>
4776
4777 * fileread.cc (find_or_make_view): Fix comment.
4778
6c93b22c
ILT		 47792010-03-23 Ian Lance Taylor <iant@google.com>
4780
4781 * script-sections.cc (class Orphan_section_placement): Define
4782 PLACE_TLS and PLACE_TLS_BSS.
4783 (Orphan_section_placement::Orphan_section_placement): Initialize
4784 new places.
4785 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4786 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4787 (tls_script_test_SOURCES): Define.
4788 (tls_script_test_DEPENDENCIES): Define.
4789 (tls_script_test_LDFLAGS): Define.
4790 (tls_script_test_LDADD): Define.
4791 * testsuite/Makefile.in: Rebuild.
4792
a2c7281b
DK		 47932010-03-22 Doug Kwan <dougkwan@google.com>
4794
4795 * arm.cc (Arm_relocate_functions::abs8,
4796 Arm_relocate_functions::abs16): Use correct check for overflow
4797 specified in the ARM ELF specs.
4798 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4799 target of a BLX instruction specially.
4800 (Reloc_stub::stub_type_for_reloc): Ditto.
4801 (Relocate::relocate): Use symbolic names instead of numeric relocation
4802 codes to report error.
4803 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4804 workaround.
4805 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4806 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4807 thumb2_blx_out_of_range.stdout
4808 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4809 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4810 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4811 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4812 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4813 thumb2_blx_in_range, thumb2_blx_in_range.o,
4814 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4815 thumb2_blx_out_of_range.o): New rules.
4816 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4817 thumb2_blx_in_range and thumb2_blx_out_of_range.
4818 * testsuite/Makefile.in: Regenerate.
4819 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4820 * testsuite/thumb_blx_in_range.s: New file.
4821 * testsuite/thumb_blx_out_of_range.s: New file.
4822
b0193076
RÁE		 48232010-03-22 Rafael Espindola <espindola@google.com>
4824
4825 * archive.cc (Should_include): Move to archive.h.
4826 (should_include_member): Make it a member of Archive.
4827 (Lib_group): New.
4828 (Add_lib_group_symbols): New.
4829 * archive.h: Include options.h.
4830 (Archive_member): Moved from Archive.
4831 (Should_include): Moved from archive.cc.
4832 (Lib_group): New.
4833 (Add_lib_group_symbols): New.
4834 * dynobj.cc (do_should_include_member): New.
4835 * dynobj.h (do_should_include_member): New.
4836 * gold.cc (queue_initial_tasks): Update call to queue.
4837 * main.cc (main): Print lib group stats.
4838 * object.cc (do_should_include_member): New.
4839 * object.h: Include archive.h.
4840 (Object::should_include_member): New.
4841 (Object::do_should_include_member): New.
4842 (Sized_relobj::do_should_include_member): New.
4843 * options.cc (General_options::parse_start_lib): New.
4844 (General_options::parse_end_lib): New.
4845 (Input_arguments::add_file): Handle lib groups.
4846 (Input_arguments::start_group): Check we are not in a lib.
4847 (Input_arguments::start_lib): New.
4848 (Input_arguments::end_lib): New.
4849 * options.h (General_options): Add start_lib and end_lib.
4850 (Input_argument::lib_): New.
4851 (Input_argument::lib): New.
4852 (Input_argument::is_lib): New.
4853 (Input_file_lib): New.
4854 (Input_arguments::in_lib_): New.
4855 (Input_arguments::in_lib): New.
4856 (Input_arguments::start_lib): New.
4857 (Input_arguments::end_lib_): New.
4858 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4859 in unused members as preempted.
4860 (Sized_pluginobj::do_should_include_member): New.
4861 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4862 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4863 return the blocker.
4864 (Read_symbols::do_whole_lib_group): New.
4865 (Read_symbols::do_lib_group): New.
4866 (Read_symbols::do_read_symbols): Handle lib groups.
4867 (Read_symbols::get_name): Handle lib groups.
4868 * readsyms.h (Read_symbols): Add an archive member pointer.
4869 (Read_symbols::do_whole_lib_group): New.
4870 (Read_symbols::do_lib_group): New.
4871 (Read_symbols::member_): New.
4872 * script.cc (read_input_script): Update call to queue_soon.
4873
d099120c
DK		 48742010-03-19 Doug Kwan <dougkwan@google.com>
4875
4876 * arm.cc (Stub_table::Stub_table): Initialize new data members
4877 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4878 (Stub_table::add_reloc_stub): Assign stub offset and update
4879 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4880 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4881 New data members.
4882 (Stub_table::update_data_size_and_addralign): Use
4883 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4884 instead of going over all reloc stubs.
4885 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4886 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4887 Stringpool_template::offset_ to size of Stringpool_char.
4888 (Stringpool_template::new_key_offset): Remove code to initialize
4889 Stringpool_template::offset_.
4890 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4891 Stringpool_template::offset_ to zero.
4892
1aa37384
DK		 48932010-03-15 Doug Kwan <dougkwan@google.com>
4894
4895 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4896 offset_.
4897 (Stringpool_template::new_key_offset): New method.
4898 (Stringpool_template::add_string): Assign offsets when adding new
4899 strings.
4900 (Stringpool_template::set_string_offsets): Do not set string offsets
4901 when not optimizing.
4902 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4903 member size_.
4904 (Chunked_vector::clear): Clear size_.
4905 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4906 (Chunked_vector::size): Return size_.
4907 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4908 (Chunked_vector::size_): New data member.
1aa37384
DK		 4909 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4910 (Stringpool_template::new_key_offset): New method declaration.
4911 (Stringpool_template::offset_): New data member.
4912
b672b057
RÁE		 49132010-03-15 Rafael Espindola <espindola@google.com>
4914
4915 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4916 Add_symbols' constructor.
4917 * readsyms.h (Add_symbols): Remove the input_group member.
4918
b6848d3c
ILT		 49192010-03-10 Ian Lance Taylor <iant@google.com>
4920
4921 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4922 target to ask whether a reference to a symbol requires a stack
4923 split.
4924 * target.h (Target::is_call_to_non_split): New function.
4925 (Target::do_is_call_to_non_split): Declare virtual function.
4926 * target.cc: Include "symtab.h".
4927 (Target::do_is_call_to_non_split): New function.
4928 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4929
a2a5469e
CC		 49302010-03-10 Cary Coutant <ccoutant@google.com>
4931
4932 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4933 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4934 (File_read::open[2]): Add whole_file_view_ to list of views.
4935 (File_read::make_view): Remove test of whole_file_view_.
4936 (File_read::find_or_make_view): Create whole_file_view_ if
4937 necessary.
4938 (File_read::clear_views): Replace bool parameter with enum;
4939 adjust all callers. Don't delete views with permanent data;
4940 do delete cached views and views from archives if
4941 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4942 if clearing the corresponding view.
4943 * fileread.h (File_read::Clear_views_mode): New enum.
4944 (File_read::View::is_permanent_view): New method.
4945 (File_read::clear_views): Replace bool parameter
4946 with enum; adjust all callers.
4947 * options.h (General_options): Change keep_files_mapped option;
4948 add map_whole_files.
4949 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4950 releasing the file.
4951 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4952 the file.
4953
8861f32b
DM		 49542010-03-10 David S. Miller <davem@davemloft.net>
4955
4956 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4957
d62d0f5f
ST		 49582010-03-09 Sriraman Tallam <tmsriram@google.com>
4959
4960 * icf.cc (get_section_contents): Add '@' marker after processing the
4961 merge reloc.
4962
9177756d
DK		 49632010-03-08 Doug Kwan <dougkwan@google.com>
4964
4965 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4966 due to a conversion warning.
4967 (Arm_relobj::update_output_local_symbol_count): Check for local
4968 symbol with unset output index.
4969
9e9e071b
ILT		 49702010-03-05 Ian Lance Taylor <iant@google.com>
4971
4972 * options.h (class General_options): Add --spare-dynamic-tags.
4973 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4974 --spare-dynamic-tags.
4975
a81ee015
ILT		 49762010-03-05 Ian Lance Taylor <iant@google.com>
4977
4978 * incremental.cc: Include "libiberty.h".
4979
44ec90b9
RO		 49802010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4981
4982 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4983 function, is_info_ member.
4984 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4985 (Versions::Versions): Update caller.
4986 (Versions::define_base_version): Likewise.
4987 (Versions::add_def): Likewise.
4988
0897ed3b
ST		 49892010-03-03 Sriraman Tallam <tmsriram@google.com>
4990
4991 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4992 (Scan::possible_function_pointer_reloc): New function.
4993 (Scan::local_reloc_may_be_function_pointer): Change to call
4994 possible_function_pointer_reloc.
4995 (Scan::global_reloc_may_be_function_pointer): Ditto.
4996 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4997 relocations in ".data.rel.ro._ZTV" section.
4998 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4999 * testsuite/icf_safe_so_test.cc: Ditto.
5000 * testsuite/icf_safe_test.cc: Ditto.
5001 * testsuite/icf_safe_test.sh: Ditto.
5002
d3bbad62
ILT		 50032010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5004 Ian Lance Taylor <iant@google.com>
5005
5006 * target-reloc.h (relocate_section): Check the symbol table index
5007 for -1U before setting the local symbol index.
5008 (scan_relocatable_relocs): If copying the relocation, record that
5009 the local symbol is required.
5010 * object.h (Symbol_value::is_output_symtab_index_set): New
5011 function.
5012 (Symbol_value::may_be_discarded_from_output_symtab): New
5013 function.
5014 (Symbol_value::has_output_symtab_entry): New function.
5015 (Symbol_value::needs_output_symtab_entry): Remove.
5016 (Symbol_value::output_symtab_index): Make sure the symbol index is
5017 set.
5018 (Symbol_value::set_output_symtab_index): Make sure the symbol
5019 index is not set. Make sure the new index is valid.
5020 (Symbol_value::set_must_have_output_symtab_entry): New function.
5021 (Symbol_value::has_output_dynsym_entry): New function.
5022 (Symbol_value::set_output_dynsym_index): Make sure the new index
5023 is valid.
5024 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5025 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5026 local symbol if permitted.
5027 (Sized_relobj::do_finalize_local_symbols): Call
5028 is_output_symtab_index_set rather than needs_output_symtab_entry.
5029 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5030 rather than needs_output_symtab_entry. Call
5031 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5032 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5033 is_output_symtab_index_set rather than needs_output_symtab_entry.
5034 * testsuite/discard_locals_relocatable_test.c: New file.
5035 * testsuite/discard_locals_test.sh: Test -r.
5036 * testsuite/Makefile.am (check_DATA): Add
5037 discard_locals_relocatable_test1.syms,
5038 discard_local_relocatable_test2.syms.
5039 (MOSTLYCLEANFILES): Likewise. Also add
5040 discard_locals_relocatable_test1.lout and
5041 discard_locals_relocatable_test2.out.
5042 (discard_locals_relocatable_test1.syms): New target.
5043 (discard_locals_relocatable_test.o): New target.
5044 (discard_locals_relocatable_test1.out): New target.
5045 (discard_locals_relocatable_test2.syms): New target.
5046 (discard_locals_relocatable_test2.out): New target.
5047 (various): Add missing ../ld-new dependencies.
5048 * testsuite/Makefile.in: Rebuild.
5049
7e8ccf26
NC		 50502010-03-03 Nick Clifton <nickc@redhat.com>
5051
5052 * po/fi.po: New Finnish translation.
5053
2a0ff005
DK		 50542010-03-01 Doug Kwan <dougkwan@google.com>
5055
5056 * layout.cc (Layout::Layout): Force section types of .init_array*,
5057 .preinit_array* and .fini_array* sections.
5058 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5059 Fix check of return value of std::string::find.().
5060 (Output_section::Input_section_sort_compare::operator()): Remove
5061 comment about .init_array.
5062 (Output_section::Input_section_sort_init_fini_compare::operator()):
5063 New method.
5064 (Output_section::sort_attached_input_sections): Handle .init_array
5065 and .fini_array specially.
5066 * output.h (Output_section::Inut_section_sort_compare): Update
5067 comment.
5068 (Output_section::Input_section_sort_init_fini_compare): New struct.
5069
c3e4ae29
DK		 50702010-02-26 Doug Kwan <dougkwan@google.com>
5071
5072 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5073 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5074 * testsuite/debug_msg.sh: Avoid matching source line number for
5075 use of global variable undef_int.
5076
2fd9ae7a
DK		 50772010-02-26 Doug Kwan <dougkwan@google.com>
5078
5079 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5080 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5081 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5082 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5083 * options.cc (General_options::General_options): Initialize member
5084 fix_v4bx_.
5085 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5086 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5087 and rm_no_fix_v4bx.stdout
5088 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5089 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5090 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5091 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5092 and arm_no_fix_v4bx.
5093 * Makefile.in: Regenerate.
5094 * testsuite/arm_fix_v4bx.s: New file.
5095 * testsuite/arm_fix_v4bx.sh: Ditto.
5096
67ec7d0b
DK		 50972010-02-24 Doug Kwan <dougkwan@google.com>
5098
5099 * arm.cc (Target_arm::got_section): Make the .got section the first
5100 non RELRO section in the data segment.
5101 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5102 suffixes of section names.
5103
10165461
DK		 51042010-02-24 Doug Kwan <dougkwan@google.com>
5105
5106 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5107 flags and attributes merging if an input file is a binary file.
5108 * fileread.cc (Input_file::open): Record format of original file.
5109 * fileread.h (Input_file::Format): New enum type.
5110 (Input_file::Input_file): Initialize data member format_.
5111 (Input_file::format): New method definition.
5112 (Input_file::format_):: New data member.
5113
4a54abbb
DK		 51142010-02-24 Doug Kwan <dougkwan@google.com>
5115
5116 * arm.cc (Arm_output_data_got): New class.
5117 (ARM_TCB_SIZE): New constant
5118 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5119 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5120 If user uses a script with a SECTIONS clause, issue only a warning
5121 for a misplaced EXIDX input section. Otherwise, issue an error.
5122 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5123 garbage collection.
5124 (Target_arm::got_mode_index_entry): Handle static linking.
5125 (Target_arm::Scan::local): Ditto.
5126 (Target_arm::Scan::global): Ditto.
5127 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5128 all incorrectly implemented relocations.
e1df38aa 5129 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5130 Arm_output_section::fix_exidx_coverage.
5131 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5132 from ".ARM.exidx." and ".ARM.extab.".
5133
ca419a6f
ILT		 51342010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5135
5136 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5137 section if it does not already exist.
5138 * attributes.cc (Attributes_section_data::Attributes_section_data):
5139 Don't crash if size is zero.
5140
135b9c78
ILT		 51412010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5142 Ian Lance Taylor <iant@google.com>
5143
5144 * gold.cc (queue_middle_tasks): If no input files were opened,
5145 exit.
5146 * workqueue.h (Task_function::Task_function): Assert that there is
5147 a blocker.
5148
bb0bfe4f
DK		 51492010-02-22 Doug Kwan <dougkwan@google.com>
5150
5151 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5152 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5153 types to avoid warnings due to different uint64_t implementations
5154 on different hosts.
5155
2a2b6d42
DK		 51562010-02-21 Doug Kwan <dougkwan@google.com>
5157
5158 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5159 handling of the maximum backward branch offset.
5160 (Arm_relocate_functions::thumb_branch_common): Ditto.
5161 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5162 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5163 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5164 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5165 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5166 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5167 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5168 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5169 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5170 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5171 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5172 thumb2_bl_out_of_range.o): New rules.
5173 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5174 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5175 thumb2_bl_out_of_range
5176 * testsuite/Makefile.in: Regenerate.
5177 * testsuite/arm_bl_in_range.s: New file.
5178 * testsuite/arm_bl_out_of_range.s: Ditto.
5179 * testsuite/arm_branch_in_range.sh: Ditto.
5180 * testsuite/arm_branch_range.t: Ditto.
5181 * testsuite/thumb2_branch_range.t: Ditto.
5182 * testsuite/thumb_bl_in_range.s: Ditto.
5183 * testsuite/thumb_bl_out_of_range.s: Ditto.
5184 * testsuite/thumb_branch_range.t: Ditto.
5185
b487ad64
ST		 51862010-02-20 Sriraman Tallam <tmsriram@google.com>
5187
5188 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5189 Add reloc offset information.
5190 * icf.cc (get_section_contents): Change iterators to point to the new
5191 vectors. Add reloc offset information to the contents.
5192 * icf.h (Icf::Sections_reachable_info): New typedef.
5193 (Icf::Sections_reachable_list): New typedef.
5194 (Icf::Offset_info): New typedef.
5195 (Icf::Reloc_info): New struct typedef.
5196 (Icf::Reloc_info_list): New typedef.
5197 (Icf::symbol_reloc_list): Delete method.
5198 (Icf::addend_reloc_list): Delete method.
5199 (Icf::section_reloc_list): Delete method.
5200 (Icf::reloc_info_list): New method.
5201 (Icf::reloc_info_list_): New member.
5202
f96accdf
DK		 52032010-02-19 Doug Kwan <dougkwan@google.com>
5204
5205 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5206 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5207 * arm.cc (Arm_relocation_functions): New forward declaration.
5208 (Target_arm::Target_arm): Initialize new data members
5209 got_mod_index_offset_ and tls_base_symbol_defined_.
5210 (Target_arm::Relocate::relocate_tls): New method.
5211 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5212 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5213 New methods.
5214 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5215 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5216 (Target_arm::got_mod_index_offset_,
5217 Target_arm::tls_base_symbol_defined_): New data members.
5218 (Target_arm::Scan::local, Target::Scan::global,
5219 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5220 relocations.
5221
c8761b9a
DK		 52222010-02-18 Doug Kwan <dougkwan@google.com>
5223
5224 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5225 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5226 text section as a parameter becuase some broken tools may not set
5227 the link in section header.
5228 (Target_arm::has_got_section): New method.
5229 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5230 without any mapping symbol as data only. Remove warning.
5231 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5232 link in its section header, try to discover the link by inspecting the
5233 REL31 relocation at the beginning of the section.
5234 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5235 in error message.
5236 (Target_arm::Scan::global): Treat any reference to the symbol
5237 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5238
21bb3914
ST		 52392010-02-12 Sriraman Tallam <tmsriram@google.com>
5240
5241 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5242 (Scan::global_reloc_may_be_function_pointer): New function.
5243 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5244 (Scan::global_reloc_may_be_function_pointer): New function.
5245 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5246 (Scan::global_reloc_may_be_function_pointer): New function.
5247 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5248 (Scan::global_reloc_may_be_function_pointer): New function.
5249 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5250 (Scan::global_reloc_may_be_function_pointer): New function.
5251 (Scan::possible_function_pointer_reloc): New function.
5252 (Target_x86_64::can_check_for_function_pointers): New function.
5253 * gc.h (gc_process_relocs): Scan relocation types to determine if
5254 function pointers were taken for targets that support it.
5255 * icf.cc (Icf::find_identical_sections): Include functions for
5256 folding in safe ICF whose pointer is not taken.
5257 * icf.h (Secn_fptr_taken_set): New typedef.
5258 (fptr_section_id_): New member.
5259 (section_has_function_pointers): New function.
5260 (set_section_has_function_pointers): New function.
5261 (check_section_for_function_pointers): New function.
5262 * options.h: Fix comment for safe ICF option.
5263 * target.h (can_check_for_function_pointers): New function.
5264 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5265 Modify icf_safe_test for X86-64.
5266 * testsuite/Makefile.in: Regenerate.
5267 * testsuite/icf_safe_so_test.cc: New file.
5268 * testsuite/icf_safe_so_test.sh: New file.
5269 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5270 (main): Change to take pointer to function kept_func_3.
5271 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5272 folding is done correctly for X86-64.
5273
0da6fa6c
DM		 52742010-02-12 David S. Miller <davem@davemloft.net>
5275
5276 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5277 is_symbolless parameter.
5278 (Output_reloc<SHT_REL>::is_symbolless): New.
5279 (Output_reloc<SHT_REL>::is_symbolless_): New.
5280 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5281 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5282 (Output_reloc<SHT_RELA>::is_symbolless): New.
5283 (Output_data_reloc::add_global): Handle is_symbolless.
5284 (Output_data_reloc::add_global_relative): Likewise.
5285 (Output_data_reloc::add_local): Likewise.
5286 (Output_data_reloc::add_local_relative): Likewise.
5287 (Output_data_reloc::add_symbolless_global_addend): New.
5288 (Output_data_reloc::add_symbolless_local_addend): New.
5289 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5290 is_symbolless.
5291 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5292 instead of ->is_relative_
5293 (Output_reloc::write): Likewise.
5294 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5295 (Output_reloc::write_rel): Simplify.
5296
5297 * sparc.cc (Target_sparc::Scan::local): Use
5298 ->add_symbolless_local_addend as needed.
5299 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5300 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5301 based upon relocation offset.
5302
e4782e83
DK		 53032010-02-11 Doug Kwan <dougkwan@google.com>
5304
5305 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5306 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5307 beginning of function.
5308 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5309 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5310 parameter is_32bit in calls to should_apply_static_reloc.
5311 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5312 (check_DATA): Add arm_abs_global.stdout.
5313 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5314 arm_abs_global.stdout): New rules.
5315 (MOSTLLYCLEANFILES): Add arm_abs_global
5316 * Makefile.in: Regenerate.
5317 * testsuite/arm_abs_global.s: New file.
5318 * testsuite/arm_abs_global.sh: Ditto.
5319 * testsuite/arm_abs_lib.s: Ditto.
5320
93ceb764
ILT		 53212010-02-11 Ian Lance Taylor <iant@google.com>
5322
5323 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5324 Read_relocs task.
5325 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5326 Allocate_commons_task first.
5327 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5328 task, rather than symtab_lock_.
5329 (Gc_process_relocs::~Gc_process_relocs): New function.
5330 (Gc_process_relocs::is_runnable): Check this_blocker_.
5331 (Gc_process_relocs::locks): Use next_blocker_ rather than
5332 blocker_.
5333 (Scan_relocs::~Scan_relocs): New function.
5334 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5335 symtab_lock_.
5336 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5337 next_blocker_.
5338 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5339 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5340 constructor accordingly.
5341 (class Gc_process_relocs): Likewise.
5342 (class Scan_relocs): Likewise.
5343 * common.h (class Allocate_commons_task): Remove symtab_lock_
5344 field, and corresponding constructor parameter.
5345 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5346 symtab_lock_.
5347 (Allocate_commons_task::locks): Likewise.
5348
114dfbe1
ILT		 53492010-02-11 Ian Lance Taylor <iant@google.com>
5350
5351 * gold-threads.h (class Once): Define.
5352 (class Initialize_lock): Rewrite as child of Once.
5353 * gold-threads.cc (class Once_initialize): Define.
5354 (once_pointer_control): New static variable.
5355 (once_pointer, once_arg): New static variables.
5356 (c_run_once): New static function.
5357 (Once::Once, Once::run_once, Once::internal_run): New functions.
5358 (class Initialize_lock_once): Remove.
5359 (initialize_lock_control): Remove.
5360 (initialize_lock_pointer): Remove.
5361 (initialize_lock_once): Remove.
5362 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5363 (Initialize_lock::initialize): Rewrite.
5364 (Initialize_lock::do_run_once): New function.
5365 * archive.cc (Archive::interpret_header): Only clear name if it is
5366 not already empty.
5367 * fileread.cc: Include "gold-threads.h"
5368 (file_counts_lock): New static variable.
5369 (file_counts_initialize_lock): Likewise.
5370 (File_read::release): Only increment counts when using --stats.
5371 Use a lock around the increment.
5372 * parameters.cc (class Set_parameters_target_once): Define.
5373 (set_parameters_target_once): New static variable.
5374 (Parameters::Parameters): Move here from parameters.h.
5375 (Parameters::set_target): Rewrite.
5376 (Parameters::set_target_once): New function.
5377 (Parameters::clear_target): Move here and rewrite.
5378 * parameters.h (class Parameters): Update declarations. Add
5379 set_parameters_target_once_ field.
5380 (Parameters::Parameters): Move to parameters.cc.
5381 (Parameters::clear_target): Likewise.
5382 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5383 task.
5384 (Start_group::~Start_group): New function.
5385 (Start_group::is_runnable): New function.
5386 (Start_group::locks, Start_group::run): New functions.
5387 (Finish_group::run): Change saw_undefined to size_t.
5388 * readsyms.h (class Start_group): Define.
5389 (class Finish_group): Change saw_undefined_ field to size_t.
5390 (Finish_group::Finish_group): Remove saw_undefined and
5391 this_blocker parameters. Change all callers.
5392 (Finish_group::set_saw_undefined): New function.
5393 (Finish_group::set_blocker): New function.
5394 * symtab.h (class Symbol_table): Change saw_undefined to return
5395 size_t. Change saw_undefined_ field to size_t.
5396 * target-select.cc (Set_target_once::do_run_once): New function.
5397 (Target_selector::Target_selector): Initialize set_target_once_
5398 field. Don't initialize lock_ and initialize_lock_ fields.
5399 (Target_selector::instantiate_target): Rewrite.
5400 (Target_selector::set_target): New function.
5401 * target-select.h (class Set_target_once): Define.
5402 (class Target_selector): Update declarations. Make
5403 Set_target_once a friend. Remove lock_ and initialize_lock_
5404 fields. Add set_target_once_ field.
5405
fa17a3f4
ILT		 54062010-02-10 Ian Lance Taylor <iant@google.com>
5407
5408 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5409 queueing any tasks.
5410 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5411 (queue_middle_tasks): Add all blockers before queueing any tasks.
5412 (queue_final_tasks): Likewise.
5413 * token.h (Task_token::add_blockers): New function.
5414 * object.h (Input_objects::number_of_relobjs): New function.
5415
c7177d31
ILT		 54162010-02-10 Ian Lance Taylor <iant@google.com>
5417
5de0e392
ILT		 5418 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5419 shared, not if not position independent.
5420 * x86_64.cc (Relocate::relocate_tls): Likewise.
5421 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5422 (tls_pie_pic_test): New target.
5423 * testsuite/Makefile.in: Rebuild.
5424
c7177d31
ILT		 5425 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5426 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5427 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5428 * testsuite/Makefile.in: Rebuild.
5429
684b268a
DM		 54302010-02-09 David S. Miller <davem@davemloft.net>
5431
5432 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5433 R_SPARC_RELATIVE using ->add_local_relative().
5434 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5435
612a8d3d
DM		 5436 * output.h (Output_data_dynamic::add_section_size): New method
5437 that takes two Output_data objects.
5438 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5439 entry param. Handle it in initializers.
5440 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5441 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5442 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5443 arg.
5444 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5445 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5446 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5447 for dynrel_includes_plt.
5448 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5449 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5450 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5451 before .rela.plt
5452 (Target_sparc::do_finalize_sections): Update to pass true for
5453 dynrel_includes_plt.
5454 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5455 output before .rela.plt
5456 (Target_powerpc::do_finalize_sections): Update to pass true for
5457 dynrel_includes_plt when 32-bit.
5458
cb1be87e
DK		 54592010-02-08 Doug Kwan <dougkwan@google.com>
5460
5461 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5462 method.
5463 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5464 Arm_relobj::scan_section_for_cortex_a8_stubs,
5465 Arm_relobj::do_relocation_section): Instead of calling
5466 Output_section::output_address, use faster
5467 Arm_relobj::simple_input_section_output_address.
5468
705b5121
DM		 54692010-02-08 David S. Miller <davem@davemloft.net>
5470
5471 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5472 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5473 relocation helper function.
5474
024c4466
DM		 5475 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5476 just like R_SPARC_GOT{10,13,22}.
5477 (Target_sparc::Scan::local): Likewise.
5478 (Target_sparc::Relocate:relocate): Likewise.
5479
9109c078
ILT		 54802010-02-06 Ian Lance Taylor <iant@google.com>
5481
5482 * configure.ac: Rewrite targetobjs duplicate removal code to use
5483 only shell constructs.
5484 * configure: Rebuild.
5485
cf846138
DK		 54862010-02-05 Doug Kwan <dougkwan@google.com>
5487
5488 PR 11247
5489 * arm.cc (Arm_relobj::section_is_scannable): New method.
5490 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5491 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5492
6cfaf60b
DK		 54932010-02-04 Doug Kwan <dougkwan@google.com>
5494
5495 PR 11247
5496 * arm-reloc-property.cc (cstdio): Include.
5497 * configure.ac (targetobjs): Remove duplicates.
5498 * configure: Regenerate.
5499 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5500 big and little endian version for a given address size.
5501
5c57f1be
DK		 55022010-02-03 Doug Kwan <dougkwan@google.com>
5503
5504 * arm-reloc-property.cc
5505 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5506 definition.
5507 * arm-reloc-property.h
5508 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5509 New method definition.
5510 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5511 declaration.
5512 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5513 overflow to N.
5514 (GOT_PREL): Change implemented to Y.
5515 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5516 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5517 (Arm_relocate_functions::movw_abs_nc): Remove method.
5518 (Arm_relocate_functions::movt_abs): Ditto.
5519 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5520 (Arm_relocate_functions::thm_movt_abs): Ditto.
5521 (Arm_relocate_functions::movw_rel_nc): Ditto.
5522 (Arm_relocate_functions::movw_rel): Ditto.
5523 (Arm_relocate_functions::movt_rel): Ditto.
5524 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5525 (Arm_relocate_functions:thm_movw_rel): Ditto.
5526 (Arm_relocate_functions:thm_movt_rel): Ditto.
5527 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5528 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5529 New method definitions.
5530 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5531 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5532 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5533 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5534 (Target_arm::Relocate::relocate): Check for non-static or
5535 unimplemented relocation code and exit early. Change calls to
5536 Target_arm::reloc_uses_thumb_bit and
5537 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5538 instead. Refactor code to handle similar relocations to increase
5539 code sharing. Remove check for unsupported relocation code in switch
5540 statement.
5541 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5542 relocation property table to find out size. Change error message to
5543 print out the name of a relocation code instead of the numeric value.
5544 (Target_arm::scan_reloc_for_stub): Use relocation property table
5545 instead of calling Target_arm::reloc_uses_thumb_bit().
5546
218c5831
DK		 55472010-02-02 Doug Kwan <dougkwan@google.com>
5548
5549 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5550 types of relaxed input section.
5551
0d31c79d
DK		 55522010-02-02 Doug Kwan <dougkwan@google.com>
5553
5554 * Makefile.am (HFILES): Add arm-reloc-property.h.
5555 (DEFFILES): New.
5556 (TARGETSOURCES): Add arm-reloc-property.cc
5557 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5558 (libgold_a_SOURCES): $(DEFFILES)
5559 * Makefile.in: Regenerate.
5560 * arm-reloc-property.cc: New file.
5561 * arm-reloc-property.h: New file.
5562 * arm-reloc.def: New file.
5563 * arm.cc: Update comments.
5564 (arm-reloc-property.h): New included header.
5565 (arm_reloc_property_table): New global variable.
5566 (Target_arm::do_select_as_default_target): New method definition.
5567 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5568 arm-reloc-property to targ_extra_obj.
5569 * parameters.cc (set_parameters_target): Call
5570 Target::select_as_default_target().
5571 * target.h (Target::select_as_default_target): New method definition.
5572 (Target::do_select_as_default_target): Same.
5573
546c7457
DK		 55742010-02-01 Doug Kwan <dougkwan@google.com>
5575
5576 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5577 first_output_text_section_.
5578 (Arm_exidx_fixup::first_output_text_section): New method definition.
5579 (Arm_exidx_fixup::first_output_text_section_): New data member.
5580 (Arm_exidx_fixup::process_exidx_section): Record the first text
5581 output section seen.
5582 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5583 and entsize in output section header.
5584
11b861d5
DK		 55852010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5586
5587 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5588 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5589 (Arm_relocate_functions::thm_alu11): New Method.
5590 (Arm_relocate_functions::thm_pc8): New Method.
5591 (Arm_relocate_functions::thm_pc12): New Method.
5592 (Target_arm::Scan::local): Handle the relocations.
5593 (Target_arm::Scan::global): Likewise.
5594 (Target_arm::Relocate::relocate): Likewise.
5595 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5596
c9a2c125
DK		 55972010-01-29 Doug Kwan <dougkwan@google.com>
5598
5599 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5600 of relocation types as ld.
5601
1521477a
DK		 56022010-01-29 Doug Kwan <dougkwan@google.com>
5603
5604 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5605 to public.
5606 (Arm_relocate_functions::thumb_branch_common): Ditto.
5607 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5608 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5609 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5610 Arm_relocate_functions::jump24): Remove.
5611 (Target_arm::Relocate::relocate): Adjust code to call
5612 Arm_relocation_functions::arm_branch_common and
5613 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5614 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5615
e7eca48c
DK		 56162010-01-29 Doug Kwan <dougkwan@google.com>
5617
5618 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5619 output_local_symbol_count_needs_update_.
5620 (Arm_relobj::output_local_symbol_count_needs_update,
5621 Arm_relobj::set_output_local_symbol_count_needs_update,
5622 Arm_relobj::update_output_local_symbol_count): New methods.
5623 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5624 member.
5625 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5626 of pointed function as in a R_ARM_PREL31 relocation.
5627 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5628 for output local symbol count updating.
5629 (Target_arm::do_relax): Update output local symbol counts in objects
5630 if necessary.
5631 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5632
02961d7e
ILT		 56332010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5634
5635 * arm.cc: Added support for the ARM relocations:
5636 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5637 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5638 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5639 movw_prel_nc).
5640 (Arm_relocate_functions::movw_rel): New method.
5641 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5642 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5643 thm_movw_prel_nc).
5644 (Arm_relocate_functions::thm_movw_rel): New method.
5645 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5646 thm_movt_prel).
5647 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5648 relocations.
5649 (Target_arm::Scan::global): Likewise.
5650 (Target_arm::Relocate::relocate): Likewise.
5651 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5652 Likewise.
5653
b10d2873
ILT		 56542010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5655
5656 * arm.cc: Added support for ARM group relocations.
5657 (Target_arm::reloc_needs_sym_origin): New method.
5658 (Arm_relocate_functions::calc_grp_kn): New method.
5659 (Arm_relocate_functions::calc_grp_residual): New method.
5660 (Arm_relocate_functions::calc_grp_gn): New method.
5661 (Arm_relocate_functions::arm_grp_alu): New Method.
5662 (Arm_relocate_functions::arm_grp_ldr): New Method.
5663 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5664 (Arm_relocate_functions::arm_grp_ldc): New Method.
5665 (Target_arm::Scan::local): Handle the ARM group relocations.
5666 (Target_arm::Scan::global): Likewise.
5667 (Target_arm::Relocate::relocate): Likewise.
5668 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5669 Likewise.
5670
2b328d4e
DK		 56712010-01-26 Doug Kwan <dougkwan@google.com>
5672
5673 * arm.cc (set): Include.
5674 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5675 pointer type.
5676 (Arm_output_section::Text_section_list): New type.
5677 (Arm_output_section::append_text_sections_to_list): New method.
5678 (Arm_output_section::fix_exidx_coverage): Ditto.
5679 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5680 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5681 Relobj::set_section_offset() instead of
5682 Sized_relobj::invalidate_section_offset().
5683 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5684 parameter for section headers. Ignore relocation sections for
5685 unallocated sections and EXIDX sections.
5686 (Target_arm::fix_exidx_coverage): New method.
5687 (Target_arm::output_section_address_less_than): New type.
5688 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5689 linked text section instead of the EXIDX section.
5690 (Arm_output_section::create_stub_group): Add an assertion to check
5691 that this is not an EXIDX output section.
5692 (Arm_output_section::append_text_sections_to_list): New method.
5693 (Arm_output_section::fix_exidx_coverage): Ditto.
5694 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5695 Arm_relobj::section_needs_reloc_stub_scanning.
5696 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5697 first pass.
5698 (Target_arm::fix_exidx_coverage): New method.
5699 * object.h (Relobj::set_output_section): New method.
5700 (Sized_relobj::invalidate_section_offset): Remove method.
5701 (Sized_relobj::do_invalidate_section_offset): Remove method.
5702 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5703
c7f3c371
DK		 57042010-01-25 Doug Kwan <dougkwan@google.com>
5705
5706 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5707 Fix warning due to signed and unsigned comparison on a 32-bit host.
5708
8923b24c
DK		 57092010-01-22 Doug Kwan <dougkwan@google.com>
5710
5711 * arm.cc (Target_arm::do_relax): Record an output section for section
5712 offset adjustment it contains any stub table that has changed.
5713 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5714 offsets in an output section if necessary.
5715 * output.cc (Output_section::Output_section): Initialize
5716 section_offsets_need_adjustments_.
5717 (Output_section::add_input_section_for_script): Renamed to
5718 Output_section::add_simple_input_section.
5719 (Output_section::save_states): Add a comment.
5720 (Output_section::discard_states): New method defintion.
5721 (Output_section::adjust_section_offsets): Same.
5722 * output.h (Output_section::add_input_section_for_script): Renamed to
5723 Output_section::add_simple_input_section.
5724 (Output_section::discard_states): New method declaration.
5725 (Output_section::adjust_section_offsets): Same.
5726 (Output_section::section_offsets_need_adjustment,
5727 Output_section::set_section_offsets_need_adjustment): New method
5728 definitions.
5729 (Output_section::section_offsets_need_adjustment_): New data member.
5730 * script-sections.cc
5731 (Output_section_element_input::set_section_address): Adjust code for
5732 renaming of Output_section::add_input_section_for_script.
5733 (Orphan_output_section::set_section_address): Same.
5734
9b2fd367
DK		 57352010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5736
5737 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5738 Fix_v4bx enum values .
5739 * gold/options.h (General_options): New option definitions.
5740 (General_options::fix_v4bx): New method.
5741 (General_options::Fix_v4bx): New enum.
5742 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5743 (General_options::parse_fix_v4bx_interworking): New method.
5744
80d0d023
DK		 57452010-01-22 Doug Kwan <dougkwan@google.com>
5746
5747 * arm.cc (Arm_exidx_fixup): New class.
5748
af2cdeae
DK		 57492010-01-21 Doug Kwan <dougkwan@google.com>
5750
5751 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5752 classes.
5753 (Arm_exidx_section_offset_map): New type.
5754
993d07c1
DK		 57552010-01-21 Doug Kwan <dougkwan@google.com>
5756
5757 * arm.cc (Arm_exidx_input_section): New class.
5758 (Arm_relobj::exidx_input_section_by_link,
5759 Arm_relobj::exidx_input_section_by_shndx,
5760 Arm_relobj::make_exidx_input_section): New methods.
5761 (read_arm_attributes_section): Remove.
5762 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5763 information about them.
5764 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5765 to here.
5766
5ac169d4
DK		 57672010-01-20 Doug Kwan <dougkwan@google.com>
5768
5769 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5770 Input_section_specifier to Section_id.
5771 (Target_arm::new_arm_input_section: Adjust code for change of key
5772 type.
5773 (Target_arm::find_arm_input_section): Ditto.
5774 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5775 (Section_id): Remove.
5776 (Garbage_collection::Section_id_hash): Remove.
5777 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5778 (Section_id): Remove.
5779 (Icf::Section_id_hash): Remove.
5780 * object.h (Section_id, Const_section_id, Section_id_hash,
5781 Const_section_id_hash): New type definitions.
5782 * output.cc (Output_section::add_relaxed_input_section): Change to
5783 use Const_section_id instead of Input_section_specifier as key type.
5784 (Output_section::add_merge_input_section): Ditto.
5785 (Output_section::build_relaxation_map): Change to use Section_id
5786 instead of Input_section_specifier as key type.
5787 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5788 Ditto.
5789 (Output_section::convert_input_sections_to_relaxed_sections): Change
5790 to use Const_section_id instead of Input_section_specifier as key type.
5791 (Output_section::find_merge_section): Ditto.
5792 (Output_section::find_relaxed_input_section): Ditto.
5793 * output.h (Input_section_specifier): Remove class.
5794 (Output_section::Output_section_data_by_input_section_map): Change
5795 key type to Const_section_id.
5796 (Output_section::Output_relaxed_input_section_by_input_section_map):
5797 Ditto.
5798 (Output_section::Relaxation_map): Change key type to Section_id.
5799
a2162063
ILT		 58002010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5801
5802 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5803 (class Arm_v4bx_stub): New class.
5804 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5805 (Stub_factory::make_arm_v4bx_stub): New method.
5806 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5807 (Stub_table::empty): Handle v4bx stubs.
5808 (Stub_table::add_arm_v4bx_stub): New method.
5809 (Stub_table::find_arm_v4bx_stub): New method.
5810 (Arm_relocate_functions::v4bx): New method.
5811 (Target_arm::fix_v4bx): New method.
5812 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5813 (Stub_table::relocate_stubs): Likewise.
5814 (Stub_table::do_write): Likewise.
5815 (Stub_table::update_data_size_and_addralign): Likewise.
5816 (Stub_table::finalize_stubs): Likewise.
5817 (Target_arm::Scan::local): Likewise.
5818 (Target_arm::Scan::global): Likewise.
5819 (Target_arm::do_finalize_sections): Likewise.
5820 (Target_arm::Relocate::relocate): Likewise.
5821 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5822 Likewise.
5823 (Target_arm::scan_reloc_for_stub): Likewise.
5824 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5825
5696ab0b
ILT		 58262010-01-19 Ian Lance Taylor <iant@google.com>
5827
5828 * output.cc (Output_section_headers::do_sized_write): Write large
5829 segment count to sh_info field.
5830 (Output_file_header::do_sized_write): For large segment count,
5831 write PN_XNUM to e_phnum field.
5832
800d0f56
ILT		 58332010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5834
5835 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5836 (Arm_relocate_functions::thm_jump8): New function.
5837 (Arm_relocate_functions::thm_jump11): New function.
5838 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5839 R_ARM_THM_JUMP11.
5840 (Target_arm::Scan::global): Likewise.
5841 (Target_arm::Relocate::relocate): Likewise.
5842 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5843 Likewise.
5844
41263c05
DK		 58452010-01-14 Doug Kwan <dougkwan@google.com>
5846
5847 * arm.cc (map, utility): Include headers.
5848 (Target_arm::apply_cortex_a8_workaround): New method.
5849 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5850 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5851 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5852 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5853 the --[no-]fix-cortex-a8 command line options.
5854 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5855 (Target_arm::relocate_stub): Use addend in instruction template.
5856 * options.h (DEFINE_bool): Set the user-set flag.
5857 (General_options): Add --[no-]-fix-cortex options.
5858 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5859 : Update fast look-up map after conversion.
41263c05 5860
459e9b03
ST		 58612010-01-14 Sriraman Tallam <tmsriram@google.com>
5862
5863 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5864 in the first pass of do_layout.
5865
b521dfe4
DK		 58662010-01-13 Doug Kwan <dougkwan@google.com>
5867
5868 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5869 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5870 apparent compiler problem of not folding static constant integral
5871 data members of elfcpp::Elf_sizes<32>.
5872
44272192
DK		 58732010-01-13 Doug Kwan <dougkwan@google.com>
5874
5875 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5876 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5877 Arm_relobj::scan_section_for_cortex_a8_erratum,
5878 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5879 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5880 sections to scan for relocation stubs into a new method
5881 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5882 relocation and Cortex-A8 stub scanning.
5883 (Target_arm::do_relax): Force stubs to be after stubbed sections
5884 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5885 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5886 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5887
44b71ece
ILT		 58882010-01-12 Ian Lance Taylor <iant@google.com>
5889
5890 * target-reloc.h (visibility_error): New inline function.
5891 (relocate_section): Call visibility_error.
5892 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5893 (MOSTLYCLEANFILES): Likewise.
5894 (protected_4_pic.o, protected_3.err): New targets.
5895 * testsuite/protected_4.cc: New file.
5896
a120bc7f
DK		 58972010-01-12 Doug Kwan <dougkwan@google.com>
5898
5899 * arm.cc (Cortex_a8_reloc): New class.
5900 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5901 and cortex_a8_relocs_info_.
5902 (Target_arm::fix_cortex_a8): New method definition.
5903 (Target_arm::Cortex_a8_relocs_info): New type.
5904 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5905 New data member declarations.
5906 (Target_arm::scan_reloc_for_stub): Record information about
5907 relocations for THUMB branches that might be exempted from the
5908 Cortex-A8 workaround.
5909 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5910 at the beginning of a relaxation pass.
5911
20138696
DK		 59122010-01-12 Doug Kwan <dougkwan@google.com>
5913
5914 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5915 (Arm_relobj::Mapping_symbol_position,
5916 Arm_reloj::Mapping_symbol_position_less,
5917 Arm_relobj::Mapping_symbols_info): New types.
5918 (Target_arm::is_mapping_symbol_name): New method definition.
5919 (Arm_relobj::do_count_local_symbols): Save information about mapping
5920 symbols.
5921
089d69dc
DK		 59222010-01-11 Doug Kwan <dougkwan@google.com>
5923
5924 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5925 Arm_relocate_functions::thumb32_branch_upper,
5926 Arm_relocate_functions::thumb32_branch_lower,
5927 Arm_relocate_functions::thumb32_cond_branch_offset,
5928 Arm_relocate_functions::thumb32_cond_branch_upper,
5929 Arm_relocate_functions::thumb32_cond_branch_lower,
5930 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5931 branch offset encoding.
5932 (Arm_relocate_functions::thumb_branch_common): Use new branch
5933 offset encoding methods to avoid code duplication.
5934 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5935 (Stub_addend_reader::operator()): Use new branch encoding method
5936 to avoid code duplication.
5937
99e5bff2
DK		 59382010-01-11 Doug Kwan <dougkwan@google.com>
5939
5940 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5941 (Target_arm::do_finalize_sections): Define special EXIDX section
5942 symbols only if referenced.
5943 * gc.h (Garbage_collection::add_reference): New method.
5944 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5945 code duplication.
5946
98e090bd
ILT		 59472010-01-11 Ian Lance Taylor <iant@google.com>
5948
d0a91bd8
ILT		 5949 * script.cc (Version_script_info::build_expression_list_lookup):
5950 Change complaing about duplicate wildcard match from error to
5951 warning.
5952
98e090bd
ILT		 5953 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5954 of 2009-12-30.
5955 (Version_script_info::Version_script_info): Initialize globs_,
5956 default_version_, default_is_global_, and exact_. Don't
5957 initialize globals_ or locals_.
5958 (Version_script_info::build_lookup_tables): Build local symbols
5959 first.
5960 (Version_script_info::unquote): New function.
5961 (Version_script_info::add_exact_match): New function.
5962 (Version_script_info::build_expression_list_lookup): Remove lookup
5963 parameter. Add is_global parameter. Change all callers. Handle
5964 wildcard pattern specially. Unquote pattern. Call
5965 add_exact_match.
5966 (Version_script_info::get_name_to_match): New function.
5967 (Version_script_info::get_symbol_version): New function.
5968 (Version_script_info::get_symbol_version_helper): Remove.
5969 (Version_script_info::check_unmatched_names): Call unquote.
5970 * script.h (class Version_script_info): Change get_symbol_version
5971 to be non-inline and add is_global parameter; change all callers.
5972 Rewrite symbol_is_local. Update declarations. Define struct
5973 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5974 Remove globals_ and locals_ members. Add exact_, globs_,
5975 default_version_, is_global_.
5976 (Version_script_info::Glob): Remove pattern, add expression and
5977 is_global. Update constructor. Change all callers.
5978 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5979 default version.
5980 (Versions::symbol_section_contents): If a symbol is undefined, or
5981 defined in a dynamic object, set the version index to
5982 VER_NDX_LOCAL.
5983 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5984 symbol_is_local.
5985 (Symbol_table::add_from_pluginobj): Likewise.
5986 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5987
d56962d3
DK		 59882010-01-11 Doug Kwan <dougkwan@google.com>
5989
5990 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5991 (incremental_dump_LDADD): Add linking option for libintl.
5992 * Makefile.in: Regenerate.
5993
94e6ee91
L		 59942010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5995
5996 PR gold/11144
5997 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5998 instead of -Ds.
5999 * testsuite/Makefile.in: Regenerated.
6000
e96c574b
DK		 60012010-01-10 Doug Kwan <dougkwan@google.com>
6002
6003 * options.h (DEFINE_var): Use parentheses around argument varname__
6004 in macro body to avoid any unintended subsequent substitutions.
6005
7198066b
ILT		 60062010-01-10 Ian Lance Taylor <iant@google.com>
6007
ba4d53bf
ILT		 6008 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6009 candidates before doing symbol resolution.
6010
7198066b
ILT		 6011 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6012 ODR candidates if only one is weak.
6013
a2beed37
ILT		 60142010-01-08 Ian Lance Taylor <iant@google.com>
6015
6016 * script.cc (Version_script_info::build_expression_list_lookup):
6017 Don't warn about ambiguous version, just record the ambiguity.
6018 (Version_script_info::get_symbol_version_helper): Give error if
6019 version is ambiguous.
6020
2fb7225c
DK		 60212010-01-08 Doug Kwan <dougkwan@google.com>
6022
6023 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6024 prev_data_size_ and prev_addralign_. Remove initializer for
6025 deleted data member has_been_changed_.
6026 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6027 to determine if the table is empty.
6028 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6029 Remove.
6030 (Stub_table::add_reloc_stub): Define method in class definition
6031 instead of just declaring it there.
6032 (Stub_table::add_cortex_a8_stub): New method definition.
6033 (Stub_table::update_data_size_and_addralign): Ditto.
6034 (Stub_table::finalize_stubs): Ditto.
6035 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6036 (Stub_table::do_addralign_): Return address alignment in the
6037 (Stub_table::do_reset_address_and_file_offset): Define method in
6038 class definition instead of declaring it there. Set current data
6039 size to be the data size of the previous pass.
6040 (Stub_table::set_final_data_size): Use current data size as the
6041 final data size.
6042 (Stub_table::relocate_stub): Change parameter type of stub from
6043 Reloc_stub pointer to Stub pointer.
6044 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6045 (Stub_table::Cortex_a8_stub_list): New typedef.
6046 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6047 Stub_table::prev_addralign_): New data member.
6048 (Arm_relobj::Arm_relobj): Initialize data member
6049 section_has_cortex_a8_workaround_.
6050 (Arm_relobj::section_has_cortex_a8_workaround,
6051 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6052 definitions.
6053 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6054 declarations.
6055 (Target_arm::relocate_stub): Change parameter type of stub from
6056 Reloc_stub pointer to Stub pointer.
6057 (Insn_template::size, Insn_template::alignment): Handle
6058 THUMB16_SPECIAL_TYPE.
6059 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6060 Stub_table::update_data_size_and_addralign,
6061 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6062 definitions.
6063 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6064 (Stub_table::do_write): Ditto.
6065 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6066
880cd20d
ILT		 60672010-01-08 Ian Lance Taylor <iant@google.com>
6068
6069 PR 11108
6070 * symtab.h (class Symbol): Remove fields is_target_special_ and
6071 has_plt_offset_. Add field is_defined_in_discarded_section_.
6072 (Symbol::is_defined_in_discarded_section): New function.
6073 (Symbol::set_is_defined_in_discarded_section): New function.
6074 (Symbol::has_plt_offset): Rewrite.
6075 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6076 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6077 Don't initialize is_target_special_ or has_plt_offset_.
6078 Initialize is_defined_in_discarded_section_.
6079 (Symbol_table::add_from_relobj): If appropriate, set
6080 is_defined_in_discarded_section.
6081 * resolve.cc (Symbol::override_base_with_special): Don't test
6082 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6083 * target-reloc.h (relocate_section): Do special handling for
6084 symbols defined in discarded sections for global symbols as well
6085 as local symbols.
6086
2703e3eb
ILT		 60872010-01-08 Ian Lance Taylor <iant@google.com>
6088
6089 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6090 the SHT_SYMTAB case.
6091
339d40a3
ILT		 60922010-01-08 Ian Lance Taylor <iant@google.com>
6093
6094 * object.cc (Sized_relobj::do_layout): Don't get confused if
6095 layout_eh_frame returns NULL.
6096
abecea76
ILT		 60972010-01-08 Ian Lance Taylor <iant@google.com>
6098
6099 PR 11084
6100 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6101 dynamic symbol table, use the normal symbol table.
6102 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6103 symbol table.
6104
6b7dd3f3
ILT		 61052010-01-08 Ian Lance Taylor <iant@google.com>
6106
6107 PR 11072
6108 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6109 sections.
6110
36c50e63
L		 61112010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6112
6113 * version.cc (print_version): Change to "Copyright 2010".
6114
e291e7b9
ILT		 61152010-01-08 Ian Lance Taylor <iant@google.com>
6116
6117 PR 10287
6118 PR 11063
6119 * i386.cc (class Target_i386): Change return type of plt_section
6120 to be non-const.
6121 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6122 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6123 tls_desc_rel_ field.
6124 (Output_data_plt_i386::rel_tls_desc): New function.
6125 (Target_i386::rel_tls_desc_section): New function.
6126 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6127 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6128 R_386_TLS_DESC reloc in rel_tls_desc_section.
6129 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6130 Define struct Tlsdesc_info.
6131 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6132 (Target_x86_64::do_reloc_symbol_index): New function.
6133 (Target_x86_64::add_tlsdesc_info): New function.
6134 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6135 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6136 tlsdesc_rel_ field.
6137 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6138 all callers.
6139 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6140 (Target_x86_64::rela_tlsdesc_section): New function.
6141 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6142 handling.
6143 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6144 (Target_x86_64::do_reloc_addend): New function.
6145 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6146 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6147 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6148 (Output_reloc::type): New function.
6149 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6150 (Output_reloc::is_target_specific): New function.
6151 (Output_reloc::target_arg): New function.
6152 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6153 absolute relocs and target specific relocs.
6154 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6155 add_target_specific.
6156 (class Output_data_reloc) [SHT_RELA]: Likewise.
6157 * output.cc (Output_reloc::Output_reloc): Add four new versions
6158 for absolute relocs and target specific relocs.
6159 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6160 (Output_reloc::get_symbol_index): Likewise.
6161 (Output_reloc::local_section_offset): Check that local_sym_index_
6162 is not TARGET_CODE or 0.
6163 (Output_reloc::symbol_value): Likewise.
6164 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6165 reloc.
6166 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6167 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6168 functions.
6169 * layout.cc (add_target_dynamic_tags): Use output section for
6170 DT_PLTRELSZ and DT_JMPREL.
6171
3a44184e
ILT		 61722010-01-07 Ian Lance Taylor <iant@google.com>
6173
6174 PR 11061
6175 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6176 function.
6177 (class Output_data_reloc_generic): Define.
6178 (class Output_data_reloc_base): Change base class to
6179 Output_data_reloc_generic. Change add() method to call
6180 bump_relative_reloc_count for a relative reloc. Remove
6181 sort_relocs_ field.
6182 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6183 to sort_relocs().
6184 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6185 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6186 appropriate.
6187 * layout.h (class Layout): Update declaration.
6188
ea715a34
ILT		 61892010-01-07 Ian Lance Taylor <iant@google.com>
6190
6191 * output.h (class Output_data): Add const version of
6192 output_section and do_output_section.
6193 (class Output_section_data): Add const version of
6194 do_output_section.
6195 (class Output_section): Likewise.
6196 * layout.cc (Layout::add_target_dynamic_tags): New function.
6197 * layout.h (class Layout): Update declarations.
6198 * arm.cc (Target_arm::do_finalize_sections): Use
6199 add_target_dynamic_tags.
6200 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6201 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6202 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6203 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6204
659948a4
ILT		 62052010-01-07 Ian Lance Taylor <iant@google.com>
6206
6207 PR 11042
6208 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6209 object as needed.
6210
9d3b86f6
ILT		 62112010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6212 Ian Lance Taylor <iant@google.com>
6213
6214 PR 11019
6215 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6216 Xindex::read_symtab_xindex.
6217
bb0d3eb0
DK		 62182010-01-07 Doug Kwan <dougkwan@google.com>
6219
6220 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6221 (Insn_template::thumb16_bcond_insn): New method declaration.
6222 (Insn_template): Fix spelling.
6223 (Stub::thumb16_special): New method declaration.
6224 (Stub::do_write): Define virtual method which was previously pure
6225 virtual.
6226 (Stub::do_thumb16_special): New method declaration.
6227 (Stub::do_fixed_endian_write): New template member.
6228 (Reloc_stub::do_write): Remove.
6229 (Reloc_stub::do_fixed_endian_write): Remove.
6230 (Cortex_a8_stub): New class definition.
6231 (Stub_factory::make_cortex_a8_stub): New method definition.
6232 (Stub_factory::Stub_factory): Add missing static storage class
6233 qualifier for elf32_arm_stub_a8_veneer_blx.
6234
ffeef7df
ILT		 62352010-01-07 Ian Lance Taylor <iant@google.com>
6236
dc3f80fe
ILT		 6237 PR 10980
6238 * options.h (class General_options): Add --warn-unresolved-symbols
6239 and --error-unresolved-symbols.
6240 * errors.cc (Errors::undefined_symbol): Implement
6241 --warn-unresolved-symbols.
6242
ffeef7df
ILT		 6243 * options.h (class General_options): Add -z text and -z textoff.
6244 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6245
f1ec9ded
ST		 62462010-01-06 Sriraman Tallam <tmsriram@google.com>
6247
6248 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6249 (Garbage_collection::cident_sections): New function.
6250 (Garbage_collection::add_cident_section): New function.
6251 (Garbage_collection::cident_sections_): New member.
6252 (gc_process_relocs): Add references to sections whose names are C
6253 identifiers.
6254 * gold.h (cident_section_start_prefix): New constant.
6255 (cident_section_stop_prefix): New constant.
6256 (is_cident): New function.
6257 * layout.cc (Layout::define_section_symbols): Replace string constants
6258 with the newly defined constants.
6259 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6260 C identifiers.
6261 * testsuite/Makefile.am: Add gc_orphan_section_test.
6262 * testsuite/Makefile.in: Regenerate.
6263 * testsuite/gc_orphan_section_test.cc: New file.
6264 * testsuite/gc_orphan_section_test.sh: New file.
6265
6eda8c29
ILT		 62662010-01-06 Ian Lance Taylor <iant@google.com>
6267
b9674e17
ILT		 6268 PR 10980
6269 * options.h (class General_options): Add --warn-shared-textrel.
6270 * layout.cc (Layout::finish_dynamic_section): Implement
6271 --warn-shared-textrel.
6272
6eda8c29
ILT		 6273 PR 10980
6274 * options.h (class General_options): Add --warn-multiple-gp.
6275
32dcd44e
ILT		 62762010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6277
6278 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6279 $(THREADSLIB) and $(LIBDL).
6280 * Makefile.in: Rebuild.
6281
a192ba05
ILT		 62822010-01-06 Ian Lance Taylor <iant@google.com>
6283
6284 PR 10980
6285 * options.cc (General_options::parse_section_start): New function.
6286 (General_options::section_start): New function.
6287 (General_options::General_options): Initialize all members.
6288 * options.h: Include <map>
6289 (class General_options): Add --section-start. Add section_starts_
6290 member.
6291 * layout.cc (Layout::attach_allocated_section_to_segment): If
6292 --section-start was used, set the address of the segment. Remove
6293 local sort_sections.
6294 (Layout::relaxation_loop_body): If the address of the load segment
6295 has been set by --section-start, don't use it.
6296 * output.h (Output_segment::update_flags_for_output_section): New
6297 function.
6298 * output.cc (Output_segment::add_output_section): Call
6299 update_flags_for_output_section.
6300
dde3f402
ILT		 63012010-01-05 Ian Lance Taylor <iant@google.com>
6302
62dfdd4d
ILT		 6303 PR 10980
6304 * options.h (class General_options): Add --undefined-version.
6305 * script.cc (struct Version_expression): Add was_matched_by_symbol
6306 field.
6307 (Version_script_info::matched_symbol): New function.
6308 (Version_script_info::get_symbol_version_helper): Call
6309 matched_symbol.
6310 (Version_script_info::check_unmatched_names): New function.
6311 * script.h (class Version_script_info): Update declarations.
6312 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6313
9c4ae156
ILT		 6314 * options.h (class General_options): Use DEFINE_bool_alias for
6315 allow_multiple_definition.
6316 * resolve.cc (Symbol_table::should_override): Don't test
6317 allow_multiple_definition.
6318
dde3f402
ILT		 6319 PR 10980
6320 * options.h (class General_options): Add --cref.
6321 * main.cc (main): Print cref table if --cref. Don't close mapfile
6322 until after printing cref table.
6323 * cref.cc: Include "symtab.h".
6324 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6325 (Cref_table_compare::operator()): New function.
6326 (Cref_inputs::gather_cref): New function.
6327 (filecol): New static const.
6328 (Cref_inputs::print_cref): New function.
6329 (Cref::print_cref): New function.
6330 * cref.h: Include <cstdio>.
6331 (class Cref): Update declarations.
6332 * mapfile.h (Mapfile::file): New function.
6333 * object.h (class Object): Define Symbols. Declare virtual
6334 do_get_global_symbols.
6335 (Object::get_global_symbols): New function.
6336 * object.cc (Input_objects::add_object): Pass object to cref_ if
6337 --cref.
6338 (Input_objects::archive_start): Likewise.
6339 (Input_objects::archive_stop): Likewise.
6340 (Input_objects::print_cref): New function.
6341 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6342 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6343 --cref.
6344 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6345 function.
6346 * plugin.h (class Sized_pluginobj): Update declarations.
6347
8781f709
ILT		 63482010-01-05 Ian Lance Taylor <iant@google.com>
6349
6350 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6351 to is_default_version. Rename insdef to insdefault.
6352 (Symbol_table::add_from_relobj): Rename def to is_default_version
6353 and local to is_forced_local.
6354 (Symbol_table::add_from_pluginobj): Likewise.
6355 (Symbol_table::add_from_dynobj): Likewise.
6356 (Symbol_table::define_special_symbol): Rename insdef to
6357 insdefault.
6358
fe35d28d
ILT		 63592010-01-04 Ian Lance Taylor <iant@google.com>
6360
30bc8c46
ILT		 6361 PR 10980
6362 * options.h (class General_options): Add
6363 --allow-multiple-definition and -z muldefs.
6364 * resolve.cc (Symbol_table::should_override): Don't warn about a
6365 multiple symbol definition if --allow-multiple-definition or -z
6366 muldefs.
6367
7eaea549
ILT		 6368 PR 10980
6369 * options.h (class General_options): Add --add-needed and
6370 --copy-dt-needed-entries. Tweak --as-needed help entry.
6371 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6372 error if --copy-dt-needed-entries aka --add-needed is used and
6373 would cause a change in behaviour.
6374
fe35d28d
ILT		 6375 PR 10980
6376 * options.h (class General_options): Add -G as a short version of
6377 --shared. Add no-op options -assert, -g, and -i.
6378
55a2bb35
ST		 63792010-01-04 Sriraman Tallam <tmsriram@google.com>
6380
6381 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6382 check for .text or .gnu.linkonce.t sections.
6383 * icf.cc (Icf::find_identical_sections): Ditto.
6384 Change the detection for mangled function name within the section
6385 name.
6386 * icf.h (is_section_foldable_candidate): New function.
6387
719328e1
ILT		 63882009-12-30 Ian Lance Taylor <iant@google.com>
6389
6390 PR 10980
6391 * options.h (class General_options): Permit two dashes with
6392 --retain-symbols-file.
6393
d7bb5745
ILT		 63942009-12-30 Ian Lance Taylor <iant@google.com>
6395
403a15dd
ILT		 6396 PR 10979
6397 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6398 don't put the file header and segment headers in the text
6399 segment.
6400
eda294df
ILT		 6401 PR 10979
6402 * common.cc (Sort_commons::operator()): Stabilize sort when both
6403 entries are NULL.
6404 (Symbol_table::do_allocate_commons_list): When allocating common
6405 symbols, skip a symbol which is no longer common.
6406 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6407 an object before checking its type.
6408 * testsuite/common_test_2.c: New file.
6409 * testsuite/common_test_3.c: New file.
6410 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6411 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6412 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6413 (common_test_2_pic.o, common_test_2.so): New targets.
6414 (common_test_3_pic.o, common_test_3.so): New targets.
6415 * testsuite/Makefile.in: Rebuild.
6416
d7bb5745
ILT		 6417 PR 10979
6418 * script.cc (read_input_script): If we see a new SECTIONS clause,
6419 and we have added an input section, give an error.
6420 * layout.h (class Layout): Add have_added_input_section function.
6421 Add have_added_input_section_ field.
6422 * layout.cc (Layout::Layout): Initialize
6423 have_added_input_section_.
6424 (Layout::layout): Set have_added_input_section_.
6425 (Layout::layout_eh_frame): Likewise.
6426
fc59c572
ILT		 64272009-12-30 Ian Lance Taylor <iant@google.com>
6428
6429 PR 10931
6430 * options.h (class General_options): Add --sort-common option.
6431 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6432 * common.cc (Sort_common): Add sort_order parameter to
6433 constructor. Add sort_order_ field.
6434 (Sort_commons::operator): Check sort_order_.
6435 (Symbol_table::allocate_commons): Determine the sort order.
6436 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6437 Change all callers.
6438 (Symbol_table::do_allocate_commons_list): Likewise.
6439
1c74fab0
ILT		 64402009-12-30 Ian Lance Taylor <iant@google.com>
6441
6442 PR 10916
6443 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6444 symbols from this object, don't change the visibility of an
6445 undefined symbol.
6446 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6447
6affe781
ILT		 64482009-12-30 Ian Lance Taylor <iant@google.com>
6449
6450 PR 10861
6451 * script.h (class Version_script_info): Define Language enum.
6452 Update declarations. Define Glob, Exact, and Lookup types. Add
6453 new fields globals_, locals_, and is_finalized_.
6454 * script.cc: Various formatting fixes.
6455 (class Parser_closure): Change language_stack_ from a vector of
6456 std::string to one of Version_script_info::Language. Adjust all
6457 uses accordingly.
6458 (class Lazy_demangler): Remove.
6459 (struct Version_expression): Change language from std::string to
6460 Version_script_info::Language.
6461 (Version_script_info::Version_script_info): New function.
6462 (Version_script_info::~Version_script_info): Don't call clear.
6463 (Version_script_info::finalize): New function.
6464 (Version_script_info::build_lookup_tables): New function.
6465 (Version_script_info::build_expression_list_lookup): New
6466 function.
6467 (Version_script_info::get_symbol_version_helper): Rewrite to use
6468 lookup tables.
6469 (Version_script_info::print_expression_list): Adjust to use
6470 Version_script_info::Language.
6471 (script_push_lex_into_version_mode): Check that the version script
6472 has not been finalized.
6473 (version_script_push_lang): Change language string to
6474 Version_script_info::Language.
6475 * options.cc (Command_line::version_script): New function.
6476 * options.h (class General_options): Add finalize_dynamic_list
6477 function. Change version_script from declaration to definition.
6478 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6479 * testsuite/version_script.map: Remove duplicate def of foo.
6480 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6481 version_script.map.
6482 * testsuite/Makefile.in: Rebuild.
6483
818bf354
ILT		 64842009-12-30 Ian Lance Taylor <iant@google.com>
6485
6486 PR 10843
6487 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6488 if the input symbol index is 0, make the output symbol index 0.
6489
ebcc8304
ILT		 64902009-12-30 Ian Lance Taylor <iant@google.com>
6491
6492 PR 10670
6493 * options.h (class General_options): Add -x/--discard-all.
6494 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6495 --discard-all. If the local symbol needs a dynamic entry, check
6496 that before handling --discard-locals.
6497
176fe33f
ILT		 64982009-12-30 Ian Lance Taylor <iant@google.com>
6499
bb321bb1
ILT		 6500 PR 10450
6501 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6502 flags to PF_R.
6503 (Output_segment::add_output_section): Don't change the flags if
6504 the type is PT_TLS.
6505
176fe33f
ILT		 6506 PR 10450
6507 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6508 GNU hash table if they need a dynamic value. Otherwise, don't add
6509 them if they are defined in a dynamic object or are forced local.
6510
e8cd95c7
ILT		 65112009-12-29 Ian Lance Taylor <iant@google.com>
6512
1b81fb71
ILT		 6513 PR 10450
6514 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6515 .gnu.hash table for a 32-bit target.
6516
8d6d383d
ILT		 6517 PR 10450
6518 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6519 regular and a dynamic object only needs a dynamic symbol table
6520 entry if it is externally visible.
6521
e785ec03
ILT		 6522 PR 10450
6523 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6524 constructor. Add global_offset_table_ field.
6525 (Target_i386::got_section): Set global_offset_table_.
6526 (Target_i386::do_finalize_sections): Set global_offset_table_
6527 size.
6528 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6529 in constructor. Add global_offset_table_ field.
6530 (Target_x86_64::got_section): Set global_offset_table_.
6531 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6532 size.
6533
1a2dff53
ILT		 6534 * layout.cc (Layout::Layout): Initialize increase_relro_.
6535 (Layout::get_output_section): Add is_relro, is_last_relro, and
6536 is_first_non_relro parameters. Change all callers.
6537 (Layout::choose_output_section): Likewise.
6538 (Layout::add_output_section_data): Likewise.
6539 (Layout::make_output_section): Likewise.
6540 (Layout::set_segment_offsets): Clear increase_relro when using a
6541 linker script.
6542 * layout.h (class Layout): Add increase_relro method. Add
6543 increase_relro_ field. Update declarations.
6544 * output.cc (Output_section::Output_section): Initialize
6545 is_last_relro_ and is_first_non_relro_.
6546 (Output_segment::add_output_section): Group relro sections is
6547 do_sort is true. Handle is_last_relro and is_first_non_relro.
6548 (Output_segment::maximum_alignment): Remove relro handling.
6549 (Output_segment::set_section_addresses): Add increase_relro
6550 parameter. Change all callers. Add initial alignment to align
6551 relro sections on separate page. Remove old relro handling.
6552 (Output_segment::set_section_list_addresses): Remove in_relro
6553 parameter. Change all callers.
6554 (Output_segment::set_offset): Add increase parameter. Change all
6555 callers. Remove old relro handling.
6556 * output.h (class Output_section): Add new methods: is_last_relro,
6557 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6558 Add is_last_relro_ and is_first_non_relro_ fields.
6559 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6560 Create separate .got.plt section. Call increase_relro.
6561 * x86_64.cc (Target_x86_64::got_section): Likewise.
6562 * testsuite/relro_script_test.t: Add .got.plt.
6563
f0ba79e2
ILT		 6564 PR 10450
6565 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6566 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6567 (Layout::finalize): Call set_dynamic_symbol_size.
6568 (Layout::set_dynamic_symbol_size): New function.
6569 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6570 set_dynamic_symbol_size.
6571
e8cd95c7
ILT		 6572 PR 10450
6573 * output.h (class Output_section): Add is_entsize_zero_ field.
6574 * output.cc (Output_section::Output_section): Initialize
6575 is_entsize_zero_.
6576 (Output_section::set_entsize): If two different entsizes are
6577 requested, force it to zero.
6578 (Output_section::add_input_section): Set flags for .debug_str
6579 before updating section flags. Set entsize.
6580 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6581 and SHF_STRING if all input sections have those flags.
6582
3e1b9a8a
RÁE		 65832009-12-29 Rafael Espindola <espindola@google.com>
6584
6585 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6586 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6587 reporting.
3e1b9a8a 6588
3dcad376
ST		 65892009-12-29 Sriraman Tallam <tmsriram@google.com>
6590
6591 * options.cc (General_options::parse_version): Allow -v to exit
6592 without an error if there is nothing to link.
6593
084e2665
ILT		 65942009-12-29 Ian Lance Taylor <iant@google.com>
6595
6596 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6597 using a version of gcc before 4.1.
6598 * configure: Rebuild.
6599
250acde3
CD		 66002009-12-28 Chris Demetriou <cgd@google.com>
6601
6602 * attributes.cc (Output_attributes_section_data::do_write): Use
6603 std::vector::front rather than std::vector::data.
6604
99fff23b
ILT		 66052009-12-28 Ian Lance Taylor <iant@google.com>
6606
6607 * symtab.h (class Symbol_table): Add enum Defined.
6608 * resolve.cc (Symbol_table::should_override): Add defined
6609 parameter. Change all callers. Test whether object is NULL
6610 before calling a method on it.
6611 (Symbol_table::report_resolve_problem): Add defined parameter.
6612 Change all callers.
6613 (Symbol_table::should_override_with_special): Likewise.
6614 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6615 parameter. Change all callers.
6616 (Symbol_table::do_define_in_output_data): Likewise.
6617 (Symbol_table::define_in_output_segment): Likewise.
6618 (Symbol_table::do_define_in_output_segment): Likewise.
6619 (Symbol_table::define_as_constant): Likewise.
6620 (Symbol_table::do_define_as_constant): Likewise.
6621 * script.h (class Symbol_assignment): Add is_defsym parameter to
6622 constructor; change all callers.
6623 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6624 parameter. Change all callers. Add is_defsym_ field.
6625 (class Parser_closure): Add parsing_defsym parameter to
6626 constructor; change all callers. Add parsing_defsym accessor
6627 function. Add parsing_defsym_ field.
6628
556bd683
ILT		 66292009-12-28 Ian Lance Taylor <iant@google.com>
6630
6631 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6632 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6633
1782c879
ILT		 66342009-12-23 Ian Lance Taylor <iant@google.com>
6635
6636 * i386.cc (Target_i386::do_calls_non_split): Recognize
6637 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6638 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6639 -fsplit-stack prologue when using %r11.
1782c879 6640
329ca2b1
ST		 66412009-12-21 Sriraman Tallam <tmsriram@google.com>
6642
6643 * options.cc (General_options::parse_version): Make -v continue and do
6644 the link like GNU ld does.
6645
d675ff46
RÁE		 66462009-12-17 Rafael Avila de Espindola <espindola@google.com>
6647
6648 * Makefile.am (CCFILES): Add timer.cc.
6649 (HFILES): Add timer.h.
6650 * configure.ac: Check for sysconf and times.
6651 * main.cc: include timer.h.
6652 (main): Use Timer instead of get_run_time.
6653 * timer.cc: New.
6654 * timer.h: New.
6655 * workqueue.cc: include timer.h.
6656 (Workqueue::find_and_run_task):
6657 Report user, sys and wall time.
6658 * Makefile.in: Regenerate.
6659 * config.in: Regenerate.
6660 * configure: Regenerate.
6661
d6344fb5
DK		 66622009-12-16 Doug Kwan <dougkwan@google.com>
6663
6664 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6665 sections.
6666 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6667 relaxed input sections.
6668 * output.cc (Output_section::find_relaxed_input_section): Change
6669 return type to Output_relaxed_input_section pointer. Adjust code
6670 for new type of relaxed_input_section_map_.
6671 * output.h (Output_section::find_relaxed_input_section): Change
6672 return type to Output_relaxed_input_section pointer.
6673 (Output_section::Output_relaxed_input_section_by_input_section_map):
6674 New type.
6675 (Output_section::relaxed_input_section_map_): Change type to
6676 Output_section::Output_relaxed_input_section_by_input_section_map.
6677 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6678 input section.
6679
0e0d5469
ILT		 66802009-12-15 Ian Lance Taylor <iant@google.com>
6681
6682 * layout.cc (Layout::create_shstrtab): Only write out after input
6683 sections if we are compressing debug sections.
6684
0649a889
ILT		 66852009-12-15 Ian Lance Taylor <iant@google.com>
6686
6687 * archive.cc (Archive::add_symbols): Only look up a symbol without
6688 a version if there is, in fact, a version.
6689
2ea97941
ILT		 66902009-12-14 Ian Lance Taylor <iant@google.com>
6691
6692 Revert -Wshadow changes, all changes from:
6693 2009-12-11 Doug Kwan <dougkwan@google.com>
6694 2009-12-11 Nick Clifton <nickc@redhat.com>
6695 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6696
b0eec2cc
DK		 66972009-12-11 Doug Kwan <dougkwan@google.com>
6698
6699 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6700 due to -Wshadow.
6701 * attributes.cc (Object_attribute::size): Ditto.
6702 (Attributes_section_data::size): Ditto.
6703 (Attributes_section_data::Attributes_section_data): Ditto.
6704 (Output_attributes_section_data::do_write): Ditto.
6705 * attributes.h (Object_attribute::set_type): Ditto.
6706 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6707
91d6fa6a
NC		 67082009-12-11 Nick Clifton <nickc@redhat.com>
6709
6710 * archive.cc: Fix shadowed variable warnings.
6711 * arm.cc: Likewise.
6712 * compressed_output.cc: Likewise.
6713 * compressed_output.h: Likewise.
6714 * configure: Likewise.
6715 * dwarf_reader.cc: Likewise.
6716 * dynobj.cc: Likewise.
6717 * dynobj.h: Likewise.
6718 * ehframe.cc: Likewise.
6719 * ehframe.h: Likewise.
6720 * errors.cc: Likewise.
6721 * expression.cc: Likewise.
6722 * fileread.cc: Likewise.
6723 * fileread.h: Likewise.
6724 * freebsd.h: Likewise.
6725 * i386.cc: Likewise.
6726 * icf.cc: Likewise.
6727 * incremental.h: Likewise.
6728 * layout.cc: Likewise.
6729 * layout.h: Likewise.
6730 * mapfile.cc: Likewise.
6731 * merge.cc: Likewise.
6732 * merge.h: Likewise.
6733 * object.cc: Likewise.
6734 * object.h: Likewise.
6735 * options.h: Likewise.
6736 * output.cc: Likewise.
6737 * output.h: Likewise.
6738 * parameters.cc: Likewise.
6739 * plugin.cc: Likewise.
6740 * powerpc.cc: Likewise.
6741 * reduced_debug_output.cc: Likewise.
6742 * reduced_debug_output.h: Likewise.
6743 * reloc.cc: Likewise.
6744 * reloc.h: Likewise.
6745 * resolve.cc: Likewise.
6746 * script-sections.cc: Likewise.
6747 * script.cc: Likewise.
6748 * script.h: Likewise.
6749 * sparc.cc: Likewise.
6750 * symtab.cc: Likewise.
6751 * symtab.h: Likewise.
6752 * target-select.cc: Likewise.
6753 * target-select.h: Likewise.
6754 * token.h: Likewise.
6755 * workqueue.cc: Likewise.
6756 * workqueue.h: Likewise.
6757 * x86_64.cc: Likewise.
6758
a0351a69
DK		 67592009-12-10 Doug Kwan <dougkwan@google.com>
6760
6761 * arm.cc (attributes.h): New include.
6762 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6763 (Arm_relobj::~Arm_relobj): Delete object pointed by
6764 attributes_section_data_.
6765 (Arm_relobj::attributes_section_data): New method definition.
6766 (Arm_relobj::attributes_section_data_): New data member declaration.
6767 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6768 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6769 attributes_section_data_.
6770 (Arm_dynobj::attributes_section_data): New method definition.
6771 (Arm_dynobj::attributes_section_data_): New data member declaration.
6772 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6773 initialization value of may_use_blx_ to false.
6774 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6775 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6776 object attributes to compute results instead of hard-coding.
6777 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6778 Target_arm::get_secondary_compatible_arch,
6779 Target_arm::set_secondary_compatible_arch
6780 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6781 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6782 New method declarations.
6783 (Target_arm::get_aeabi_object_attribute): New method definition.
6784 (Target_arm::attributes_section_data_): New data member declaration.
6785 (read_arm_attributes_section): New template definition.
6786 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6787 (Arm_dynobj::do_read_symbols): Ditto.
6788 (Target_arm::do_finalize_sections): Merge attributes sections from
6789 input. Check for BLX use after attributes section merging.
6790 Fix __exidx_start and __exidx_end visibility. Create an
6791 .ARM.attributes section if necessary.
6792 (Target_arm::get_secondary_compatible_arch,
6793 Target_arm::set_secondary_compatible_arch,
6794 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6795 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6796 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6797 New method definitions.
6798
b59befec
ILT		 67992009-12-09 Ian Lance Taylor <iant@google.com>
6800
6801 * plugin.cc (Plugin::load): Don't cast from void* to a function
6802 pointer.
6803
1276bc89
ILT		 68042009-12-09 Ian Lance Taylor <iant@google.com>
6805
6806 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6807 information fields.
6808
2f2de248
L		 68092009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6810
6811 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6812 Replace two_file_shared_1.so with two_file_shared_2.so.
6813 * testsuite/Makefile.in: Regenerated.
6814
4f787271
DK		 68152009-12-08 Doug Kwan <dougkwan@google.com>
6816
6817 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6818 (HFILES): Add attributes.h and int_encoding.h.
6819 * Makefile.in: Regenerate.
6820 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6821 function definitions to int_encoding.cc
6822 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6823 prototypes to int_encoding.h
6824 * reduced_debug_output.cc (int_encoding.h): New include.
6825 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6826 function definitions to int_encoding.cc
6827 (insert_into_vector, read_from_pointer): Move template definitions to
6828 int_encoding.h
6829 * attributes.cc: New file.
6830 * attributes.h: New file.
6831 * int_encoding.cc: New file.
6832 * int_encoding.h: New file.
6833
20b52f1a
RÁE		 68342009-12-07 Rafael Avila de Espindola <espindola@google.com>
6835
6836 PR gold/11055
6837 * incremental-dump.cc (dump_incremental_inputs): New.
6838 (main): Use dump_incremental_inputs.
6839
53d7974c
L		 68402009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6841
6842 PR gold/10893
6843 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6844 checking elfcpp::STT_FUNC.
6845 (Target_i386::Relocate::relocate): Likewise.
6846 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6847
6848 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6849 symbols from shared libraries into normal FUNC symbols.
6850
6851 * symtab.h (Symbol): Add is_func and use it.
6852
05a352e6
DK		 68532009-12-05 Doug Kwan <dougkwan@google.com>
6854
6855 * arm.cc (Target_arm::arm_info): Initialize new fields
6856 attributes_section and attributes_vendor.
6857 * i386.cc (Target_i386::i386_info): Same.
6858 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6859 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6860 fields attributes_section and attributes_vendor.
53d7974c 6861 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6862 * target.h (Target::attributes_section, Target::attributes_vendor,
6863 Target::is_attributes_section, Target::attribute_arg_type,
6864 Target::attributes_order): New method definitions.
6865 (Target::Target_info::attributes_section,
6866 Target::Target_info::attributes_vendor): New fields.
6867 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6868 virtual method definitions.
6869 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6870 attributes_section and attributes_vendor.
6871 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6872
f4e5969c
DK		 68732009-12-05 Doug Kwan <dougkwan@google.com>
6874
6875 * arm.cc: Update comments about interworking and stub generation.
6876 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6877 considered as non-PIC.
6878 (Arm_relocate_functions::base_abs): Fix formatting.
6879 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6880 of function to use GOT entry address instead of offset.
6881 (Target_arm::Scan::global): Issue an error if a symbol would need a
6882 PLT does not get one because it is untyped. Remove code to create
6883 dynamic symbols for relative branches.
6884 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6885 takes unsigned integer instead of boolean.
6886
1abce4a6
L		 68872009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6888
6889 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6890 (two_file_test_LDADD): Likewise.
6891 (common_test_1_LDADD): Likewise.
6892 (exception_test_LDADD) Likewise.
6893 (weak_test_LDADD): Likewise.
6894 (many_sections_test_LDADD): Likewise.
6895 (initpri1_LDADD): Likewise.
6896 (script_test_1_LDADD): Likewise.
6897 (script_test_2_LDADD): Likewise.
6898 (justsyms_LDADD): Likewise.
6899 (binary_test_LDADD): Likewise.
6900 (large_LDADD): Likewise.
6901 * testsuite/Makefile.in: Regenerated.
6902
adcf2816 69032009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6904
adcf2816
L		 6905 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6906 (Symbol_table::override_with_special): Likewise.
6907 (Symbol_table::add_from_object): Likewise.
6908
28e67f5d
RÁE		 69092009-12-04 Rafael Avila de Espindola <espindola@google.com>
6910
6911 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6912 Don't set the data_offset twice.
6913
ae10a101
RÁE		 69142009-12-04 Rafael Avila de Espindola <espindola@google.com>
6915
6916 * testsuite/Makefile.in: Regenerate.
6917
f59f41f3
DK		 69182009-12-03 Doug Kwan <dougkwan@google.com>
6919
6920 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6921 (Target_arm::do_finalize_sections): Add parameter for symbol table
6922 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6923 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6924 parameter for symbol table pointer.
6925 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6926 an additional parameter for a pointer to symbol table.
6927 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6928 parameter for a symbol table pointer.
6929 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6930 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6931 Ditto.
6932 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6933 parameter for a symbol table pointer.
6934
ca55d848
RÁE		 69352009-12-03 Rafael Avila de Espindola <espindola@google.com>
6936
6937 * incremental.cc (Incremental_inputs_header)
6938 (Incremental_inputs_header_write, Incremental_inputs_entry)
6939 (Incremental_inputs_entry_write): Move ...
6940 * incremental.h (Incremental_inputs_header)
6941 (Incremental_inputs_header_write, Incremental_inputs_entry)
6942 (Incremental_inputs_entry_write): here.
6943
3aec4f9c
RÁE		 69442009-12-02 Rafael Avila de Espindola <espindola@google.com>
6945
6946 * incremental.cc (make_sized_incremental_binary): Set the target.
6947 Error if it is incompatible.
6948 * output.h (Output_file): Add filename method.
6949
9c0ae74d
RÁE		 69502009-12-02 Rafael Avila de Espindola <espindola@google.com>
6951
6952 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6953 from the get_* methods.
6954
a45500ae
RÁE		 69552009-12-02 Rafael Avila de Espindola <espindola@google.com>
6956
6957 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6958 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6959 Write 0 for the data_offset of scripts.
6960
325e6408
RÁE		 69612009-12-02 Rafael Avila de Espindola <espindola@google.com>
6962
6963 * testsuite/Makefile.am: Add the incremental_test.sh test.
6964 * testsuite/incremental_test.sh: New.
6965 * testsuite/incremental_test_1.c: New.
6966 * testsuite/incremental_test_2.c: New.
6967
954c3e2e
RÁE		 69682009-12-01 Rafael Avila de Espindola <espindola@google.com>
6969
6970 * incremental-dump.cc (main): Fix typos.
6971
f8086623
RÁE		 69722009-11-27 Rafael Avila de Espindola <espindola@google.com>
6973
6974 PR gold/11025
6975 * incremental-dump.cc (main): Use llu to print 64 bit values.
6976
3b0dd6ac
L		 69772009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6978 H.J. Lu <hongjiu.lu@intel.com>
6979
6980 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6981 $(LIBDL).
6982 (incremental_dump_LDADD): Likewise.
6983 * Makefile.in: Regenerated.
6984
a6d1ef57 69852009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6986
a6d1ef57
DK		 6987 Revert:
6988
6989 2009-11-25 Doug Kwan <dougkwan@google.com>
6990
6991 * arm.cc (Target_arm::Target_arm): Move method definition
6992 outside of class definition. Add code to handle
6993 --target1-rel, --target1-abs and --target2= options.
6994 (Target_arm::get_reloc_reloc_type): Change method to be
6995 non-static and const.
6996 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6997 New data member declaration.
6998 (Target_arm::Scan::local, Target_arm::Scan::global,
6999 Target_arm::Relocate::relocate,
7000 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7001 Adjust call to Target_arm::get_real_reloc_type.
7002 (Target_arm::get_real_reloc_type): Use command line options
7003 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7004 * options.h (--target1-rel, --target1-abs, --target2): New
7005 ARM-only options.
7006
50aeb7d4
DK		 70072009-11-25 Doug Kwan <dougkwan@google.com>
7008
7009 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7010 class definition. Add code to handle --target1-rel, --target1-abs
7011 and --target2= options.
7012 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7013 and const.
7014 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7015 member declaration.
7016 (Target_arm::Scan::local, Target_arm::Scan::global,
7017 Target_arm::Relocate::relocate,
7018 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7019 call to Target_arm::get_real_reloc_type.
7020 (Target_arm::get_real_reloc_type): Use command line options to
7021 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7022 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7023 options.
7024
51938283
DK		 70252009-11-25 Doug Kwan <dougkwan@google.com>
7026
7027 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7028 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7029 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7030 formatting.
7031 (Arm_relocate_functions::thm_call): Replace body with a call to
7032 Arm_relocate_functions::thumb_branch_common.
7033 (Arm_relocate_functions::thm_jump24,
7034 Arm_relocate_functions::thm_xpc22): New method definitions.
7035 (Arm_relocate_functions::thumb_branch_common): New method definition.
7036 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7037 operator.
7038 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7039 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7040
e2b8f3c4
RÁE		 70412009-11-24 Rafael Avila de Espindola <espindola@google.com>
7042
7043 * Makefile.am: Build incremental-dump
7044 * Makefile.in: Regenerate.
7045 * incremental-dump.cc: New.
7046 * incremental.cc (Incremental_inputs_header_data,
7047 Incremental_inputs_entry_data): Move to incremental.h
7048 * incremental.h: (Incremental_inputs_header_data,
7049 Incremental_inputs_entry_data): Move from incremental.cc
7050
bcba9aec
RÁE		 70512009-11-24 Rafael Avila de Espindola <espindola@google.com>
7052
7053 * incremental.cc (Incremental_inputs_header,
7054 Incremental_inputs_header_write, Incremental_inputs_entry,
7055 Incremental_inputs_entry_write): Add a typedef with the data type.
7056
7c3afe08
RÁE		 70572009-11-24 Rafael Avila de Espindola <espindola@google.com>
7058
7059 * incremental.cc (Incremental_inputs_header,
7060 Incremental_inputs_header_write, Incremental_inputs_entry,
7061 Incremental_inputs_entry_write): Update comment about which
7062 type has the filed descriptions.
7063
d204b6e9
DK		 70642009-11-15 Doug Kwan <dougkwan@google.com>
7065
7066 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7067 (Arm_relocate_functions::arm_branch_common): Change method defintion
7068 in class definition to a method declaration and update list of formal
7069 parameters.
7070 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7071 Arm_relocation_functions::jump24): Adjust call to
7072 Arm_relocate_functions::arm_branch_common. Update list of formal
7073 parameters.
7074 (Arm_relocate_functions::xpc25): New method definition.
7075 (Arm_relocate_functions::arm_branch_common): Move method defintion
7076 out from class definition. Use stubs for mode-switching and extending
7077 branch ranges.
7078 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7079 specially. Change code to enable use of stubs in ARM branches.
7080
43d12afe
DK		 70812009-11-10 Doug Kwan <dougkwan@google.com>
7082
7083 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7084 in method declaration.
7085 (Target_arm::relocate_stub): New method declaration.
7086 (Target_arm::default_target): Change to return a pointer instead of
7087 a const reference.
7088 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7089 Target_arm::default_target.
7090 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7091 method definition.
7092 (Target_arm::relocate_section): Adjust view.
7093 (Target_arm::relocate_stub): New method definition.
7094
ac33a407
DK		 70952009-11-10 Doug Kwan <dougkwan@google.com>
7096
7097 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7098 a format warning.
7099 * incremental.cc (open_incremental_binary): Initialized local
7100 variables to avoid warnings.
7101 * object.cc (make_elf_object): Ditto.
7102 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7103 a format warning.
e1df38aa 7104
88ee28e9
L		 7105009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7106
7107 PR gold/10930
7108 * testsuite/plugin_test.c: Include "config.h".
7109
2daedcd6
DK		 71102009-11-09 Doug Kwan <dougkwan@google.com>
7111
7112 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7113 (arm_symbol_value): Remove.
7114 (Arm_relocate_functions::arm_branch_common,
7115 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7116 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7117 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7118 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7119 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7120 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7121 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7122 Arm_relocate_functions::thm_mobw_abs_nc,
7123 Arm_relocate_functions::thm_mov_abs,
7124 Arm_relocate_functions::movw_prel_nc,
7125 Arm_relocate_functions::thm_movt_abs,
7126 Arm_relocate_functions::movt_prel,
7127 Arm_relocate_functions::thm_movw_prel_nc,
7128 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7129 (Target_arm::Relocate::relocate): Only decompose address into two
7130 parts if relocation type uses the thumb-bit and pass the actual
7131 bit instead of a flag indicating that the thumb-bit is used. Adjust
7132 calls to methods in Arm_relocate_functions for this change.
7133
1276bc89 71342009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7135
7136 PR 10925
7137 * reloc.cc: Instantiate
7138 Sized_relobj::initialize_input_to_output_maps and
7139 Sized_relobj:free_input_to_output_maps.
7140
e53ad1b5
ILT		 71412009-11-06 Ian Lance Taylor <iant@google.com>
7142
7143 PR 10876
7144 * defstd.cc (in_segment): Set only_if_ref true for "end".
7145
eb44217c
DK		 71462009-11-06 Doug Kwan <dougkwan@google.com>
7147
7148 * arm.cc (class Reloc_stub): Correct a comment.
7149 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7150 (Target_arm::scan_section_for_stubs): New method declaration.
7151 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7152 Change methods from private to protected.
7153 (Target_arm::do_may_relax): New method definition.
7154 (Target_arm::do_relax, Target_arm::group_sections,
7155 Target_arm::scan_reloc_for_stub,
7156 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7157 (Target_arm::arm_input_section_map_): New data member declaration.
7158 (Target_arm::scan_reloc_for_stub,
7159 Target_arm::scan_reloc_section_for_stubs,
7160 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7161 Target_arm::do_relax): New method definitions.
7162
5d329b7d
ILT		 71632009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7164
7165 * configure.ac: Check for (struct stat)::st_mtim
7166 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7167 * config.in: Regenerate.
7168 * configure: Regenerate.
7169
96a0d71b
ILT		 71702009-11-05 Ian Lance Taylor <iant@google.com>
7171
7172 PR 10910
7173 * output.cc (Output_segment::add_output_section): Add missing
7174 return statement.
7175
594c8e5e
ILT		 71762009-11-04 Ian Lance Taylor <iant@google.com>
7177
7178 PR 10880
7179 * object.h (class Object): Add is_needed and set_is_needed
7180 methods. Add is_needed_ field. Make bool fields into bitfields.
7181 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7182 defined in a dynamic object and referenced by a regular object,
7183 set is_needed for the dynamic object.
7184 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7185 if the file is marked with as_needed and it is not needed.
7186
22b127cc
ILT		 71872009-11-04 Ian Lance Taylor <iant@google.com>
7188
7189 PR 10887
7190 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7191 tags if data is discarded by linker script.
7192 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7193 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7194 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7195 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7196
f5c870d2
ILT		 71972009-11-04 Ian Lance Taylor <iant@google.com>
7198
7199 * layout.cc (Layout::get_output_section): Add is_interp and
7200 is_dynamic_linker_section parameters. Change all callers.
7201 (Layout::choose_output_section): Likewise.
7202 (Layout::make_output_section): Likewise.
7203 (Layout::add_output_section_data): Add is_dynamic_linker_section
7204 parameter. Change all callers.
7205 * layout.h (class Layout): Update declarations.
7206 * output.h (class Output_section): Add is_interp, set_is_interp,
7207 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7208 Add is_interp_, is_dynamic_linker_section_ fields. Change
7209 generate_code_fills_at_write_ to a bitfield.
7210 * output.cc (Output_section::Output_sections): Initialize new
7211 fields.
7212 (Output_segment::add_output_section): Add do_sort parameter.
7213 Change all callers.
7214
1ae4d23b
ILT		 72152009-11-03 Ian Lance Taylor <iant@google.com>
7216
7217 PR 10860
7218 * options.h (class General_options): Add --warn-common.
7219 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7220 merging two common symbols.
7221 (Symbol_table::should_override): Handle --warn-common when merging
7222 a common symbol with a defined symbol. Use report_resolve_problem
7223 for multiple definitions.
7224 (Symbol_table::report_resolve_problem): New function.
7225 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7226
55da9579
DK		 72272009-11-03 Doug Kwan <dougkwan@google.com>
7228
7229 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7230 stub_factory_.
7231 (Target_arm::stub_factory): New method definition.
7232 (Target_arm::new_arm_input_section,
7233 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7234 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7235 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7236 New type definitions.
7237 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7238 member declarations.
7239 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7240 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7241 New method definitions.
7242
37a9ac43
ILT		 72432009-11-03 Ian Lance Taylor <iant@google.com>
7244
7245 * options.h (class General_options): Add --warn_constructors.
7246
b3d6a3d4
ILT		 72472009-11-03 Ian Lance Taylor <iant@google.com>
7248
7249 PR 10893
7250 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7251 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7252
934b01dd
ILT		 72532009-11-03 Ian Lance Taylor <iant@google.com>
7254
7255 PR 10895
7256 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7257 --msgid-bugs-address.
7258 (install-pdf): New target.
7259 (install-data_yes): Look up one directory to find mkinstalldirs.
7260
03c1939b
L		 72612009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7262
7263 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7264 tree.
7265
ebd95253
DK		 72662009-10-30 Doug Kwan <dougkwan@google.com>
7267
7268 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7269
e9bbb538
DK		 72702009-10-30 Doug Kwan <dougkwan@google.com>
7271
7272 * arm.cc (Stub_addend_reader): New struct template definition
7273 and partial specializations.
7274 (Stub_addend_reader::operator()): New method definition for a
7275 partially specialized template.
7276
d5b40221
DK		 72772009-10-30 Doug Kwan <dougkwan@google.com>
7278
7279 * arm.cc (Arm_relobj::processor_specific_flags): New method
7280 definition.
7281 (Arm_relobj::do_read_symbols): New method declaration.
7282 (Arm_relobj::processor_specific_flags_): New data member declaration.
7283 (Arm_dynobj): New class definition.
7284 (Target_arm::do_finalize_sections): Add input_objects parameter.
7285 (Target_arm::do_adjust_elf_header): New method declaration.
7286 (Target_arm::are_eabi_versions_compatible,
7287 (Target_arm::merge_processor_specific_flags): New method declaration.
7288 (Target_arm::do_make_elf_object): New overloaded method definitions
7289 and declaration.
7290 (Arm_relobj::do_read_symbols): New method definition.
7291 (Arm_dynobj::do_read_symbols): Ditto.
7292 (Target_arm::do_finalize_sections): Add input_objects parameters.
7293 Merge processor-specific flags from all input objects.
7294 (Target_arm::are_eabi_versions_compatible,
7295 Target_arm::merge_processor_specific_flags,
7296 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7297 New method definitions.
7298 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7299 Input_objects pointer type parameter.
7300 * layout.cc (Layout::finalize): Pass input objects to target's.
7301 finalize_sections function.
7302 * output.cc (Output_file_header::do_sized_write): Set ELF file
7303 header's processor-specific flags.
7304 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7305 Input_objects pointer type parameter.
7306 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7307 * target.h (Input_objects): New forward class declaration.
7308 (Target::processor_specific_flags,
7309 Target::are_processor_specific_flags_sect): New method definitions.
7310 (Target::finalize_sections): Add input_objects parameter.
7311 (Target::Target): Initialize processor_specific_flags_ and
7312 are_processor_specific_flags_set_.
7313 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7314 parameter.
7315 (Target::set_processor_specific_flags): New method definition.
7316 (Target::processor_specific_flags_,
7317 Target::are_processor_specific_flags_set_): New data member
7318 declarations.
7319 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7320 Input_objects pointer type parameter.
7321
ebabffbd
DK		 73222009-10-30 Doug Kwan <dougkwan@google.com>
7323
7324 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7325
ad0f2072
ILT		 73262009-10-28 Ian Lance Taylor <iant@google.com>
7327
7328 * object.h (class Relobj): Drop options parameter from
7329 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7330 do_scan_relocs, do_relocate. Change all callers.
7331 (class Sized_relobj): Drop options parameters from
7332 do_gc_process_relocs, do_scan_relocs, do_relocate,
7333 do_relocate_sections, relocate_sections, emit_relocs_scan,
7334 emit_relocs_scan_reltype. Change all callers.
7335 (struct Relocate_info): Remove options field and all references to
7336 it.
7337 * reloc.h (class Read_relocs): Remove options constructor
7338 parameter and options_ field. Change all callers.
7339 (class Gc_process_relocs, class Scan_relocs): Likewise.
7340 (class Relocate_task): Likewise.
7341 * target-reloc.h (scan_relocs): Remove options parameter. Change
7342 all callers.
7343 (scan_relocatable_relocs): Likewise.
7344 * target.h (class Sized_target): Remove options parameter from
7345 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7346 all callers.
7347 * gc.h (gc_process_relocs): Remove options parameter. Change all
7348 callers.
7349 * arm.cc: Update functions to remove options parameters.
7350 * i386.cc: Likewise.
7351 * powerpc.cc: Likewise.
7352 * sparc.cc: Likewise.
7353 * x86_64.cc: Likewise.
7354 * testsuite/testfile.cc: Likewise.
7355
8ffa3667
DK		 73562009-10-28 Doug Kwan <dougkwan@google.com>
7357
7358 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7359 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7360 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7361 New method definitions.
7362
40f36857
CC		 73632009-10-28 Cary Coutant <ccoutant@google.com>
7364
7365 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7366 (Plugin::cleanup_done_): New member.
7367 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7368 (Plugin_manager::cleanup_done_): Remove.
7369 (Plugin_manager::add_input_file): Edit error message.
7370 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7371 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7372
2c849493
ILT		 73732009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7374
7375 * fileread.cc: (File_read::View::~View): Use the new
7376 data_ownership_ filed.
7377 (File_read::~File_read): Dispose the new whole_file_view_.
7378 (File_read::open): Mmap the whole file if needed.
7379 (File_read::open): Use whole_file_view_ instead of contents_.
7380 (File_read::find_view): Use whole_file_view_ if applicable.
7381 (File_read::do_read): Use whole_file_view_ instead of contents_.
7382 (File_read::make_view): Use whole_file_view_ instead of contents_,
7383 update File_read::View::View call.
7384 (File_read::find_or_make_view): Update File_read::View::View
7385 call.
7386 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7387 remove contents_
7388 (File_read::View::Data_ownership): New enum.
7389 (File_read::View::View): Replace bool mapped_ with Data_ownership
7390 argument.
7391 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7392 (File_read::View::data_ownership_): New field.
7393 (File_read::contents_): Remove (replaced by whole_file_view_).
7394 (File_read::whole_file_view_): New field.
7395 * options.h (class General_options): Add --keep-files-mapped.
7396
24998053
CC		 73972009-10-27 Cary Coutant <ccoutant@google.com>
7398
7399 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7400 * testsuite/Makefile.am (plugin_test_5): New test case.
7401 * testsuite/Makefile.in: Regenerate.
7402
72adc4fa
DK		 74032009-10-25 Doug Kwan <dougkwan@google.com>
7404
7405 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7406 from private to protected to allow access by child class.
7407 (Sized_relobj::do_relocate_sections): New method declaration.
7408 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7409 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7410 Sized_relobj::relocate_sections. Instantiate template explicitly
7411 for different target sizes and endianity.
7412
07f508a2
DK		 74132009-10-24 Doug Kwan <dougkwan@google.com>
7414
7415 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7416 (Arm_input_section::as_arm_input_section): New method.
7417 (Arm_output_section): New class definition.
7418 (Arm_output_section::create_stub_group,
7419 Arm_output_section::group_sections): New method definitions.
7420
10ad9fe5
DK		 74212009-10-22 Doug Kwan <dougkwan@google.com>
7422
7423 * arm.cc (Arm_input_section): New class definition.
7424 (Arm_input_section::init, Arm_input_section:do_write,
7425 Arm_input_section::set_final_data_size,
7426 Arm_input_section::do_reset_address_and_file_offset): New method
7427 definitions.
7428
56ee5e00
DK		 74292009-10-21 Doug Kwan <dougkwan@google.com>
7430
7431 * arm.cc (Stub_table, Arm_input_section): New forward class
7432 declarations.
7433 (Stub_table): New class defintion.
7434 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7435 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7436 New method definition.
7437
b569affa
DK		 74382009-10-21 Doug Kwan <dougkwan@google.com>
7439
7440 * arm.cc: Update copyright comments.
7441 (Target_arm): New forward class template declaration.
7442 (Arm_address): New type.
7443 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7444 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7445 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7446 constants.
7447 (Insn_template): Same.
7448 (DEF_STUBS): New macro.
7449 (Stub_type): New enum type.
7450 (Stub_template): New class definition.
7451 (Stub): Same.
7452 (Reloc_stub): Same.
7453 (Stub_factory): Same.
7454 (Target_arm::Target_arm): Initialize may_use_blx_ and
7455 should_force_pic_veneer_.
7456 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7457 Target_arm::should_force_pic_veneer,
7458 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7459 Target_arm::using_thumb_only, Target_arm:;default_target): New
7460 method defintions.
7461 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7462 New data member declarations.
7463 (Insn_template::size, Insn_template::alignment): New method defintions.
7464 (Stub_template::Stub_template): New method definition.
7465 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7466 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7467 (Stub_factory::Stub_factory): New method definition.
7468 * gold.h (string_hash): New template.
7469 * output.h (Input_section_specifier::hash_value): Use
7470 gold::string_hash.
7471 (Input_section_specifier::string_hash): Remove.
7472 * stringpool.cc (Stringpool_template::string_hash): Use
7473 gold::string_hash.
7474
6c172549
DK		 74752009-10-20 Doug Kwan <dougkwan@google.com>
7476
7477 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7478 symbols of relaxed input sections.
7479 * output.h (Output_section::find_relaxed_input_section): Make
7480 method public.
7481
c5617f2f
DK		 74822009-10-16 Doug Kwan <dougkwan@google.com>
7483
7484 * dynobj.cc (Versions::Versions): Initialize version_script_.
7485 Only insert base version symbol definition for a shared object
7486 if version script defines any version versions.
7487 (Versions::define_base_version): New method definition.
7488 (Versions::add_def): Check that base version is not needed.
7489 (Versions::add_need): Define base version lazily.
7490 * dynobj.h (Versions::define_base_version): New method declaration.
7491 (Versions::needs_base_version_): New data member declaration.
7492 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7493 (check_DATA): Add no_version_test.stdout.
7494 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7495 New make rules.
7496 * testsuite/Makefile.in: Regenerate.
7497 * testsuite/no_version_test.c: New file.
7498 * testsuite/no_version_test.sh: Ditto.
7499
3c12dcdb
DK		 75002009-10-16 Doug Kwan <dougkwan@google.com>
7501
7502 * expression.cc (class Segment_start_expression): New class definition.
7503 (Segment_start_expression::value): New method definition.
7504 (script_exp_function_segment_start): Return a new
7505 Segment_start_expression.
7506 * gold/script-c.h (script_saw_segment_start_expression): New function
7507 prototype.
7508 * script-sections.cc (Script_sections::Script_sections): Initialize
7509 SAW_SEGMENT_START_EXPRESSION_ to false.
7510 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7511 and -Tbbs options to specify section addresses if given in
7512 command line and no SEGMENT_START expression is seen in a script.
7513 * script-sections.h (Script_sections::saw_segment_start_expression,
7514 Script_sections::set_saw_segment_start_expression): New method
7515 definition.
7516 (Script_sections::saw_segment_start_expression_): New data member
7517 declaration.
7518 * script.cc (script_saw_segment_start_expression): New function.
7519 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7520 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7521 script_test_7.sh and script_test_8.sh.
7522 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7523 script_test_8.stdout.
7524 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7525 (script_test_6, script_test_6.stdout, script_test_7,
7526 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7527 * Makefile.in: Regenerate.
7528 * testsuite/script_test_6.sh: New file.
7529 * testsuite/script_test_6.t: Same.
7530 * testsuite/script_test_7.sh: Same.
7531 * testsuite/script_test_7.t: Same.
7532 * testsuite/script_test_8.sh: Same.
7533
64b1ae37
DK		 75342009-10-16 Doug Kwan <dougkwan@google.com>
7535
7536 * output.cc (Output_segment::set_section_list_address): Cast
7537 expressions to unsigned long long type to avoid format warnings.
7538
661be1e2
ILT		 75392009-10-15 Ian Lance Taylor <iant@google.com>
7540
12edd763 7541 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7542 dot assignment to script_sections_.
12edd763
ILT		 7543 * script-sections.cc (Script_sections::add_dot_assignment):
7544 Initialize if necessary.
7545
68b6574b
ILT		 7546 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7547 program headers with no load segment if there is a linker script.
7548
661be1e2
ILT		 7549 * layout.cc (Layout::set_segment_offsets): Align the file offset
7550 to the segment aligment for -N or -n with no load segment.
7551 * output.cc (Output_segment::add_output_section): Don't crash if
7552 the first section is a TLS section.
7553 (Output_segment::set_section_list_addresses): Print an error
7554 message if the address moves backward in a linker script.
7555 * script-sections.cc
7556 (Output_section_element_input::set_section_addresses): Don't
7557 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7558 (Orphan_output_section::set_section_addresses): Likewise.
7559
f15f61a7
DK		 75602009-10-15 Doug Kwan <dougkwan@google.com>
7561
7562 * layout.cc (Layout::finish_dynamic_section): Generate tags
7563 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7564 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7565 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7566
82bb573a
ILT		 75672009-10-14 Ian Lance Taylor <iant@google.com>
7568
7569 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7570 fields.
7571 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7572 data_shdr fields of relinfo.
7573 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7574 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7575 R_386_TLS_LDO_32, adjust based on section flags.
7576 (Target_i386::Relocate::fix_up_ldo): Remove.
7577
374ad285
ILT		 75782009-10-13 Ian Lance Taylor <iant@google.com>
7579
7580 Add support for -pie.
7581 * options.h (class General_options): Add -pie and
7582 --pic-executable.
7583 (General_options::output_is_position_independent): Test -pie.
7584 (General_options::output_is_executable): Return true if not shared
7585 and not relocatable.
7586 (General_options::output_is_pie): Remove.
7587 * options.cc (General_options::finalize): Reject incompatible uses
7588 of -pie.
7589 * gold.cc (queue_middle_tasks): A -pie link is not static.
7590 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7591 * symtab.cc (Symbol::final_value_is_known): Return false if
7592 output_is_position_independent.
7593 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7594 output_is_position_independent.
7595 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7596 output_is_position_independent.
7597 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7598 output_is_position_independent.
7599 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7600 two_file_pie_test.
7601 (basic_pie_test.o, basic_pie_test): New targets.
7602 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7603 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7604 (two_file_pie_test): New target.
7605 * testsuite/Makefile.in: Rebuild.
7606 * README: Remove note saying that -pie is not supported.
7607
c6585162
ILT		 76082009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7609
7610 * options.h (class General_options): Add -init and -fini.
7611 * layout.cc (Layout::finish_dynamic_section): Emit
7612 given init and fini functions.
7613
032ce4e9
ST		 76142009-10-13 Sriraman Tallam <tmsriram@google.com>
7615
7616 * gc.h (gc_process_relocs): Check if icf is enabled using new
7617 function.
7618 * gold.cc (queue_initial_tasks): Likewise.
7619 (queue_middle_tasks): Likewise.
7620 * object.cc (do_layout): Likewise.
7621 * symtab.cc (is_section_folded): Likewise.
7622 * main.cc (main): Likewise.
7623 * reloc.cc (Read_relocs::run): Likewise.
7624 (Sized_relobj::do_scan_relocs): Likewise.
7625 * icf.cc (is_function_ctor_or_dtor): New function.
7626 (Icf::find_identical_sections): Check if function is ctor or dtor when
7627 safe icf is chosen.
7628 * options.h (General_options::icf): Change option to be an enum.
7629 (Icf_status): New enum.
7630 (icf_enabled): New method.
7631 (icf_safe_folding): New method.
7632 (set_icf_status): New method.
7633 (icf_status_): New variable.
7634 * (options.cc) (General_options::finalize): Set icf_status_.
7635 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7636 icf_test and icf_keep_unique_test to use the --icf enum flag.
7637 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7638 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7639
f345227a
ST		 76402009-10-12 Sriraman Tallam <tmsriram@google.com>
7641
7642 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7643 includes to gc.h and icf.h.
7644 * arm.cc: Include gc.h.
7645 * gold.cc: Likewise.
7646 * i386.cc: Likewise.
7647 * powerpc.cc: Likewise.
7648 * sparc.cc: Likewise.
7649 * x86_64.cc: Likewise.
7650 * gc.h: Include icf.h.
7651
1c7814ed
ILT		 76522009-10-11 Ian Lance Taylor <iant@google.com>
7653
7654 * plugin.cc: Include "gold.h" before other header files.
7655
ae3b5189
CD		 76562009-10-10 Chris Demetriou <cgd@google.com>
7657
7658 * options.h (Input_file_argument::Input_file_type): New enum.
7659 (Input_file_argument::is_lib_): Replace with...
7660 (Input_file_argument::type_): New member.
7661 (Input_file_argument::Input_file_argument): Take Input_file_type
7662 'type' rather than boolean 'is_lib' as second argument.
7663 (Input_file_argument::is_lib): Use type_.
7664 (Input_file_argument::is_searched_file): New function.
7665 (Input_file_argument::may_need_search): Handle is_searched_file.
7666 * options.cc (General_options::parse_library): Support -l:filename.
7667 (General_options::parse_just_symbols): Update for Input_file_argument
7668 changes.
7669 (Command_line::process): Likewise.
7670 * archive.cc (Archive::get_file_and_offset): Likewise.
7671 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7672 * script.cc (read_script_file, script_add_file): Likewise.
7673 * fileread.cc (Input_file::Input_file): Likewise.
7674 (Input_file::will_search_for): Handle is_searched_file.
7675 (Input_file::open): Likewise.
7676 * readsyms.cc (Read_symbols::get_name): Likewise.
7677 * testsuite/Makefile.am (searched_file_test): New test.
7678 * testsuite/Makefile.in: Regenerate.
7679 * testsuite/searched_file_test.cc: New file.
7680 * testsuite/searched_file_test_lib.cc: New file.
7681
f3048a1d
ILT		 76822009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7683 Ian Lance Taylor <iant@google.com>
7684
7685 * descriptor.cc: Include <cstdio> and "binary-io.h".
7686 (Descriptors::open): Open the files in binary mode always.
7687 * script.cc (Lex::get_token): Treat \r as whitespace.
7688
d4780e57
ILT		 76892009-10-09 Ian Lance Taylor <iant@google.com>
7690
7691 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7692
d9a893b8
ILT		 76932009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7694 Ian Lance Taylor <iant@google.com>
7695
7696 * configure.ac: Check for readv function also.
7697 * fileread.cc (readv): Define if not HAVE_READV.
7698 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7699 does not exist.
7700 * config.in: Regenerate.
7701 * configure: Regenerate.
7702
c0a62865
DK		 77032009-10-09 Doug Kwan <dougkwan@google.com>
7704
7705 * layout.cc (Layout::make_output_section): Call target hook to make
7706 ordinary output section.
7707 (Layout::finalize): Adjust parameter list of call the
7708 Target::may_relax().
7709 * layout.h (class Layout::section_list): New method.
7710 * merge.h (Output_merge_base::entsize): Change visibility to public.
7711 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7712 New methods.
7713 (Output_merge_string::do_is_string): New method.
7714 * object.cc (Sized_relobj::do_setup): renamed from
7715 Sized_relobj::set_up.
7716 * object.h (Sized_relobj::adjust_shndx,
7717 Sized_relobj::initializ_input_to_output_maps,
7718 Sized_relobj::free_input_to_output_maps): Change visibilities to
7719 protected.
7720 (Sized_relobj::setup): Virtualize.
7721 (Sized_relobj::do_setup): New method declaration.
7722 (Sized_relobj::invalidate_section_offset,
7723 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7724 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7725 * options.cc (parse_int): New function.
7726 * options.h (parse_int): New declaration.
7727 (DEFINE_int): New macro.
7728 (stub_group_size): New option.
7729 * output.cc (Output_section::Output_section): Initialize memebers
7730 merge_section_map_, merge_section_by_properties_map_,
7731 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7732 (Output_section::add_input_section): Handled deferred code-fill
7733 generation and remove an old comment.
7734 (Output_section::add_relaxed_input_section): New method definition.
7735 (Output_section::add_merge_input_section): Use merge section by
7736 properties map to speed to search. Update merge section maps
7737 as appropriate.
7738 (Output_section::build_relaxation_map): New method definition.
7739 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7740 Same.
7741 (Output_section::relax_input_section): Renamed to
7742 Output_section::convert_input_sections_to_relaxed_sections and change
7743 interface to take a vector of pointers to relaxed sections.
7744 (Output_section::find_merge_section,
7745 Output_section::find_relaxed_input_section): New method definitions.
7746 (Output_section::is_input_address_mapped,
7747 Output_section::output_offset, Output_section::output_address):
7748 Use output section data maps to speed up searching.
7749 (Output_section::find_starting_output_address): Add comments.
7750 (Output_section::do_write,
7751 Output_section::write_to_postprocessing_buffer): Do code-fill
7752 generation as appropriate.
7753 (Output_section::get_input_sections): Invalidate relaxed input section
7754 map.
7755 (Output_section::restore_states): Adjust type of checkpoint .
7756 Invalidate relaxed input section map.
7757 * output.h (Output_merge_base): New class declaration.
7758 (Input_section_specifier): New class defintion.
7759 (class Output_relaxed_input_section) Change base class to
7760 Output_section_data_build.
7761 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7762 base class initializer.
7763 (Output_section::add_relaxed_input_section): New method declaration.
7764 (Output_section::Input_section): Change visibility to protected.
7765 (Output_section::Input_section::relobj,
7766 Output_section::Input_section::shndx): Handle relaxed input sections.
7767 Output_section::input_sections) Change visibility to protected. Also
7768 define overload to return a non-const pointer.
7769 (Output_section::Merge_section_properties): New class defintion.
7770 (Output_section::Merge_section_by_properties_map,
7771 Output_section::Output_section_data_by_input_section_map,
7772 Output_section::Relaxation_map): New types.
7773 (Output_section::relax_input_section): Rename method to
7774 Output_section::convert_input_sections_to_relaxed_sections and change
7775 interface to take a vector of relaxed section pointers.
7776 (Output_section::find_merge_section,
7777 Output_section::find_relaxed_input_section,
7778 Output_section::build_relaxation_map,
7779 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7780 New method declarations.
7781 (Output_section::merge_section_map_
7782 Output_section::merge_section_by_properties_map_,
7783 Output_section::relaxed_input_section_map_,
7784 Output_section::is_relaxed_input_section_map_valid_,
7785 Output_section::generate_code_fills_at_write_): New data members.
7786 * script-sections.cc
7787 (Output_section_element_input::set_section_addresses): Call
7788 current_data_size and addralign methods of relaxed input sections.
7789 (Orphan_output_section::set_section_addresses): Call current_data_size
7790 and addralign methods of relaxed input sections.
7791 * symtab.cc (Symbol_table::compute_final_value): Extract template
7792 from the body of Symbol_table::sized_finalize_symbol.
7793 (Symbol_table::sized_finalized_symbol): Call
7794 Symbol_table::compute_final_value.
7795 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7796 (Symbol_table::compute_final_value): New templated method declaration.
7797 * target.cc (Target::do_make_output_section): New method defintion.
7798 * target.h (Target::make_output_section): New method declaration.
7799 (Target::relax): Add more parameters for input objects, symbol table
7800 and layout. Adjust call to do_relax.
7801 (Target::do_make_output_section): New method declaration.
7802 (Target::do_relax): Add parameters for input objects, symbol table
7803 and layout.
7804
d446d6c4
ILT		 78052009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7806
7807 * pread.c: Include stdio.h.
7808
bc06c745
ILT		 78092009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7810
7811 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7812 defined.
7813
75aea3d0
ILT		 78142009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7815
7816 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7817 Change read_shndx type to unsigned int.
7818 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7819 int.
7820 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7821 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7822 Change read_shndx type to unsigned int.
7823 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7824 int.
7825 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7826 * layout.cc (Layout::create_symtab_sections): Cast the result of
7827 local_symcount * symsize to off_t in the gold_assert.
7828
be8fcb75
ILT		 78292009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7830
7831 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7832 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7833 R_ARM_BASE_ABS.
7834 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7835 (Arm_relocate_functions::thm_abs5): New function.
7836 (Arm_relocate_functions::abs12): New function.
7837 (Arm_relocate_functions::abs16): New function.
7838 (Arm_relocate_functions::base_abs): New function.
7839 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7840 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7841 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7842 R_ARM_BASE_ABS.
7843 (Scan::global): Likewise.
7844 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7845 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7846 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7847 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7848 R_ARM_BASE_ABS.
7849
c2a122b6
ILT		 78502009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7851
7852 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7853 (Arm_relocate_functions::movt_prel): New function.
7854 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7855 (Arm_relocate_functions::thm_movt_prel): New function.
7856 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7857 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7858 (Scan::global, Relocate::relocate): Likewise.
7859 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7860
c4aa1e2d
ILT		 78612009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7862
7863 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7864 Incremental_checker.
7865 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7866 unsigned int.
7867 (class Incremental_inputs_header): New class.
7868 (Incremental_inputs_header_writer): Edit comment.
7869 (Incremental_inputs_entry): New class.
7870 (Incremental_inputs_entry_writer): Edit comment.
7871 (Sized_incremental_binary::do_find_incremental_inputs_section):
7872 Add *strtab_shndx parameter, fill it.
7873 (Sized_incremental_binary::do_check_inputs): New method.
7874 (Incremental_checker::can_incrementally_link_output_file): Use
7875 Sized_incremental_binary::check_inputs.
7876 (Incremental_inputs::report_command_line): Save command line in
7877 command_line_.
7878 * incremental.h:
7879 (Incremental_binary::find_incremental_inputs_section): New
7880 method.
7881 (Incremental_binary::do_find_incremental_inputs_section): Add
7882 strtab_shndx parameter.
7883 (Incremental_binary::do_check_inputs): New pure virtual method.
7884 (Sized_incremental_binary::do_check_inputs): Declare.
7885 (Incremental_checker::Incremental_checker): Add incremental_inputs
7886 parameter, use it to initialize incremental_inputs_.
7887 (Incremental_checker::incremental_inputs_): New field.
7888 (Incremental_checker::command_line): New method.
7889 (Incremental_checker::inputs): New method.
7890 (Incremental_checker::command_line_): New field.
7891
c549a694
ILT		 78922009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7893
7894 * incremental.cc: Include <cstdarg> and "target-select.h".
7895 (vexplain_no_incremental): New function.
7896 (explain_no_incremental): New function.
7897 (Incremental_binary::error): New method.
7898 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7899 method.
7900 (make_sized_incremental_binary): New function.
7901 (open_incremental_binary): New function.
7902 (can_incrementally_link_file): Add checks if output is ELF and has
7903 inputs section.
7904 * incremental.h: Include "elfcpp_file.h" and "output.h".
7905 (Incremental_binary): New class.
7906 (Sized_incremental_binary): New class.
7907 (open_incremental_binary): Declare.
7908 * object.cc (is_elf_object): Use
7909 elfcpp::Elf_recognizer::is_elf_file.
7910 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7911 * output.h (Output_file::filesize): New method.
7912
fd3c5f0b
ILT		 79132009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7914
7915 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7916 New function.
7917 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7918 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7919 function.
7920 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7921 function.
7922 (Arm_relocate_functions::movw_abs_nc): New function.
7923 (Arm_relocate_functions::movt_abs): New function.
7924 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7925 (Arm_relocate_functions::thm_movt_abs): New function.
7926 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7927 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7928 (Scan::global): Likewise.
7929 (Relocate::relocate): Likewise.
7930 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7931
7f5309a5
ILT		 79322009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7933
7934 * arm.cc (Arm_relocate_functions::got_prel) New function.
7935 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7936 (Relocate::relocate): Likewise.
7937 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7938
364c7fa5
ILT		 79392009-10-06 Ian Lance Taylor <iant@google.com>
7940
7941 * options.h (class General_options): Define
7942 split_stack_adjust_size parameter.
7943 * object.h (class Object): Add uses_split_stack_ and
7944 has_no_split_stack_ fields. Add uses_split_stack and
7945 has_no_split_stack accessor functions. Declare
7946 handle_split_stack_section.
7947 (class Reloc_symbol_changes): Define.
7948 (class Sized_relobj): Define Function_offsets. Declare
7949 split_stack_adjust, split_stack_adjust_reltype, and
7950 find_functions.
7951 * object.cc (Object::handle_split_stack_section): New function.
7952 (Sized_relobj::do_layout): Call handle_split_stack_section.
7953 * dynobj.cc (Sized_dynobj::do_layout): Call
7954 handle_split_stack_section.
7955 * reloc.cc (Sized_relobj::relocate_sections): Call
7956 split_stack_adjust for executable sections in split_stack
7957 objects. Pass reloc_map to relocate_section.
7958 (Sized_relobj::split_stack_adjust): New function.
7959 (Sized_relobj::split_stack_adjust_reltype): New function.
7960 (Sized_relobj::find_functions): New function.
7961 * target-reloc.h: Include "object.h".
7962 (relocate_section): Add reloc_symbol_changes parameter. Change
7963 all callers.
7964 * target.h (class Target): Add calls_non_split method. Declare
7965 do_calls_non_split virtual method. Declare match_view and
7966 set_view_to_nop.
7967 * target.cc: Include "elfcpp.h".
7968 (Target::do_calls_non_split): New function.
7969 (Target::match_view): New function.
7970 (Target::set_view_to_nop): New function.
7971 * gold.cc (queue_middle_tasks): Give an error if mixing
7972 split-stack and non-split-stack objects with -r.
7973 * i386.cc (Target_i386::relocate_section): Add
7974 reloc_symbol_changes parameter.
7975 (Target_i386::do_calls_non_split): New function.
7976 * x86_64.cc (Target_x86_64::relocate_section): Add
7977 reloc_symbol_changes parameter.
7978 (Target_x86_64::do_calls_non_split): New function.
7979 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7980 parameter.
7981 * powerpc.cc (Target_powerpc::relocate_section): Add
7982 reloc_symbol_changes parameter.
7983 * sparc.cc (Target_sparc::relocate_section): Add
7984 reloc_symbol_changes parameter.
7985 * configure.ac: Call AM_CONDITIONAL for the default target.
7986 * configure: Rebuild.
7987 * testsuite/Makefile.am (TEST_AS): New variable.
7988 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7989 (check_DATA): Add split_i386 and split_x86_64 files.
7990 (SPLIT_DEFSYMS): Define.
7991 (split_i386_[1234n].o): New targets.
7992 (split_i386_[124]): New targets.
7993 (split_i386_[1234r].stdout): New targets.
7994 (split_x86_64_[1234n].o): New targets.
7995 (split_x86_64_[124]): New targets.
7996 (split_x86_64_[1234r].stdout): New targets.
7997 (MOSTLYCLEANFILES): Add new executables.
7998 * testsuite/split_i386.sh: New file.
7999 * testsuite/split_x86_64.sh: New file.
8000 * testsuite/split_i386_1.s: New file.
8001 * testsuite/split_i386_2.s: New file.
8002 * testsuite/split_i386_3.s: New file.
8003 * testsuite/split_i386_4.s: New file.
8004 * testsuite/split_i386_n.s: New file.
8005 * testsuite/split_x86_64_1.s: New file.
8006 * testsuite/split_x86_64_2.s: New file.
8007 * testsuite/split_x86_64_3.s: New file.
8008 * testsuite/split_x86_64_4.s: New file.
8009 * testsuite/split_x86_64_n.s: New file.
8010 * testsuite/testfile.cc (Target_test): Update relocation_section
8011 function.
8012 * testsuite/Makefile.in: Rebuild.
8013
e8a9fcda
ILT		 80142009-10-06 Ian Lance Taylor <iant@google.com>
8015
8016 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8017 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8018 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8019 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8020 the address on ldo_addrs_.
8021 (Target_i386::Relocate::fix_up_ldo): New function.
8022
e99daf92
ILT		 80232009-10-06 Rafael Espindola <espindola@google.com>
8024
8025 * plugin.cc (add_input_library): New.
8026 (Plugin::load): Add add_input_library to tv.
8027 (Plugin_manager::add_input_file): Add the is_lib argument.
8028 (add_input_file): Update call to Plugin_manager::add_input_file.
8029 (add_input_library): New.
8030 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8031
966d4097
DK		 80322009-09-30 Doug Kwan <dougkwan@google.com>
8033
8034 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8035 symbol and call Symbol::may_need_copy_reloc to determine if
8036 a copy reloc is needed.
8037 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8038 nocopyreloc is given in command line.
8039 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8040 given in command line.
8041 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8042 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8043 of the removed Target_i386::may_need_copy_reloc.
8044 * options.h (copyreloc): New option with default value false.
8045 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8046 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8047 instead of the removed Target_powerpc::may_need_copy_reloc.
8048 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8049 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8050 instead of the removed Target_sparc::may_need_copy_reloc.
8051 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8052 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8053 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8054 instead of the removed Target_x86_64::may_need_copy_reloc.
8055
029ba973
ILT		 80562009-09-30 Ian Lance Taylor <iant@google.com>
8057
8058 * object.h (class Object): Remove target_ field, and target,
8059 sized_target, and set_target methods.
8060 (Object::sized_target): Remove.
8061 (class Sized_relobj): Update declarations. Remove sized_target.
8062 * object.cc (Sized_relobj::setup): Remove target parameter.
8063 Change all callers.
8064 (Input_objects::add_object): Don't do anything with the target.
8065 (make_elf_sized_object): Add punconfigured parameter. Change all
8066 callers. Set or test parameter target.
8067 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8068 Change all callers.
8069 * parameters.cc (Parameters::set_target): Change parameter type to
8070 be non-const.
8071 (Parameters::default_target): Remove.
8072 (set_parameters_target): Change parameter type to be non-const.
8073 (parameters_force_valid_target): New function.
8074 (parameters_clear_target): New function.
8075 * parameters.h (class Parameters): Update declarations. Remove
8076 default_target method. Add sized_target and clear_target
8077 methods. Change target_ to be non-const.
8078 (set_parameters_target): Update declaration.
8079 (parameters_force_valid_target): Declare.
8080 (parameters_clear_target): Declare.
8081 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8082 as NULL if we aren't searching.
8083 (Add_symbols::run): Don't check for compatible target.
8084 * fileread.cc (Input_file::open_binary): Call
8085 parameters_force_valid_target.
8086 * gold.cc (queue_middle_tasks): Likewise.
8087 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8088 set_target on object.
8089 * dynobj.h (class Sized_dynobj): Update declarations.
8090 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8091 make_elf_object returns NULL.
8092 (Archive::include_member): Don't check whether object target is
8093 compatible.
8094 * output.cc (Output_section::add_input_section): Get target from
8095 parameters.
8096 (Output_section::relax_input_section): Likewise.
8097 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8098 parameters.
8099 (Sized_relobj::do_scan_relocs): Likewise.
8100 (Sized_relobj::relocate_sections): Likewise.
8101 * resolve.cc (Symbol_table::resolve): Likewise.
8102 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8103 parameter. Change all callers.
8104 (Symbol_table::add_from_object): Get target from parameters.
8105 (Symbol_table::add_from_relobj): Don't check object target.
8106 (Symbol_table::add_from_dynobj): Likewise.
8107 (Symbol_table::define_special_symbol): Get target from
8108 parameters.
8109 * symtab.h (class Symbol_table): Update declaration.
8110 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8111 parameter. Change all callers. Clear parameter target.
8112 (Binary_test): Test target here.
8113 * testsuite/object_unittest.cc (gold_testsuite): Remove
8114 target_test_pointer parameter. Change all callers.
8115 (Object_test): Test target here.
8116
a6a22b83
ILT		 81172009-09-26 Ian Lance Taylor <iant@google.com>
8118
8119 * testsuite/initpri1.c: Don't try to use constructor priorities if
8120 compiling with gcc before 4.3.
8121
6a8f49fe
ILT		 81222009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8123
8124 * testsuite/retain_symbols_file_test.sh (check_present): Change
8125 output file name to retain_symbols_file_test.stdout.
8126 (check_absent): Likewise.
8127
8c604651
CS		 81282009-09-18 Craig Silverstein <csilvers@google.com>
8129
8130 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8131 * options.cc: Include <cerrno> and <fstream>.
8132 (General_options::finalize): Parse -retain-symbols-file tag.
8133 * options.h: New flag.
8134 (General_options): New method should_retain_symbol, new
8135 variable symbols_to_retain.
8136 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8137 should_retain_symbol map.
8138 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8139 * testsuite/Makefile.in: Regenerate.
8140 * testsuite/retain_symbols_file_test.sh: New file.
8141
ca58b19f
NC		 81422009-09-18 Nick Clifton <nickc@redhat.com>
8143
8144 * po/es.po: Updated Spanish translation.
8145
20e6d0d6
DK		 81462009-09-17 Doug Kwan <dougkwan@google.com>
8147
8148 * debug.h (DEBUG_RELAXATION): New constant.
8149 (DEBUG_ALL): Add DEBUG_RELAXATION.
8150 (debug_string_to_enum): Add relaxation debug option.
8151 * layout.cc
8152 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8153 Layout::Relaxation_debug_check::read_sections,
8154 Layout::Relaxation_debug_check::read_sections): New method definitions.
8155 (Layout::Layout): Initialize data members
8156 record_output_section_data_from_scrips_,
8157 script_output_section_data_list_ and relaxation_debug_check_.
8158 (Layout::save_segments, Layout::restore_segments,
8159 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8160 Layout::relaxation_loop_body): New method definitions.
8161 (Layout::finalize): Support relaxation. Move section layout code to
8162 Layout::relaxation_loop_body.
8163 (Layout::set_asection_address_from_script): Move code for orphan
8164 section placement out.
8165 (Layout::place_orphan_sections_in_script): New method definition.
8166 * layout.h (Output_segment_headers, Output_file_header):
8167 New forward class declarations.
8168 (Layout::~Layout): Define.
8169 (Layout::new_output_section_data_from_script): New method definition.
8170 (Layout::place_orphan_sections_in_script): New method declaration.
8171 (Layout::Segment_states): New type declaration.
8172 (Layout::save_segments, Layout::restore_segments,
8173 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8174 Layout::relaxation_loop_body): New method declarations.
8175 (Layout::Output_section_data_list): New type declaration.
8176 (Layout::Relaxation_debug_check): New class definition.
8177 (Layout::record_output_section_data_from_script_,
8178 Layout::script_output_section_data_list_, Layout::segment_states_,
8179 Layout::relaxation_debug_check_): New data members.
8180 * output.cc: (Output_section_headers::do_size): New method definition.
8181 (Output_section_headers::Output_section_headers): Move size
8182 computation to Output_section_headers::do_size.
8183 (Output_segment_headers::do_size): New method definition.
e1df38aa 8184 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8185 Output_file_header::do_size and call it.
8186 (Output_file_header::do_size): New method definition.
8187 (Output_data_group::Output_data_group): Adjust call to
8188 Output_section_data.
8189 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8190 (Output_symtab_xindex::do_write): Add array bound check.
8191 (Output_section::Input_section::print_to_mapfile): Handle
8192 RELAXED_INPUT_SECTION_CODE.
8193 (Output_section::Output_section): Initialize data member checkpoint_.
8194 (Output_section::~Output_section): Delete checkpoint object pointed
8195 by checkpoint_.
8196 (Output_section::add_input_section): Always add an Input_section if
8197 relaxing.
8198 (Output_section::add_merge_input_section): Add assert.
8199 (Output_section::relax_input_section): New method definition.
8200 (Output_section::set_final_data_size): Set load address to zero for
8201 an unallocated section.
8202 (Output_section::do_address_and_file_offset_have_reset_values):
8203 New method definition.
8204 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8205 Handle relaxed input section.
8206 (Output_section::sort_attached_input_sections): Checkpoint input
8207 section list lazily.
8208 (Output_section::get_input_sections): Change type of input_sections to
8209 list of Simple_input_section pointers. Checkpoint input section list
8210 lazily. Also handle relaxed input sections.
8211 (Output_section::add_input_section_for_script): Take a reference to
8212 a Simple_input_section object instead of Relobj pointer and section
8213 index as parameter. Handle relaxed input sections.
8214 (Output_section::save_states, Output_section::restore_states): New
8215 method definitions.
8216 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8217 (Output_data::is_data_size_fixed): New method definition.
8218 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8219 if it is fixed.
8220 (Output_data::address_and_file_offset_have_reset_values): New method
8221 definition.
8222 (Output_data::do_address_and_file_offset_have_reset_values): New method
8223 definition.
8224 (Output_data::set_data_size): Check that data size is not fixed.
8225 (Output_data::fix_data_size): New method definition.
8226 (Output_data::is_data_size_fixed_): New data member.
8227 (Output_section_headers::set_final_data_size): New method definition.
8228 (Output_section_headers::do_size): New method declaration.
8229 (Output_segment_headers::set_final_data_size): New method definition.
8230 (Output_segment_headers::do_size): New method declaration.
8231 (Output_file_header::set_final_data_size)::New method definition.
8232 (Output_file_header::do_size)::New method declaration.
8233 (Output_section_data::Output_section_data): Add new parameter
8234 is_data_size_fixed and use it to fix data size.
8235 (Output_data_const::Output_data_const): Adjust call to base class
8236 constructor and fix data size.
8237 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8238 base class constructor and fix data size.
8239 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8240 base class constructor and fix data size.
8241 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8242 class constructor and fix data size.
8243 (Output_data_group::set_final_data_size): New method definition.
8244 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8245 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8246 class constructor and fix data size.
8247 (Output_relaxed_input_section): New class definition.
8248 (Output_section::Simple_input_section): New class definition.
8249 (Output_section::get_input_sections): Adjust parameter list.
8250 (Output_section::add_input_section_for_script): Same.
8251 (Output_section::save_states, Output_section::restore_states,
8252 Output_section::do_address_and_file_offset_have_reset_values,
8253 (Output_section::Input_section::Input_section): Handle
8254 RELAXED_INPUT_SECTION_CODE. Add new overload for
8255 Output_relaxed_input_section.
8256 (Output_section::Input_section::is_input_section,
8257 Output_section::Input_section::set_output_section): Handle relaxed
8258 input section.
8259 (Output_section::Input_section::is_relaxed_input_section,
8260 Output_section::Input_section::output_section_data,
8261 Output_section::Input_section::relaxed_input_section): New method
8262 definitions.
8263 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8264 value.
8265 (Output_section::Input_section::u1_): Update comments.
8266 (Output_section::Input_section::u2_): Add new union member poris.
8267 (Output_section::Checkpoint_output_section): New classs definition.
8268 (Output_section::relax_input_section): New method declaration.
8269 (Output_section::checkpoint_): New data member.
8270 (Output_segment): Update comments.
8271 (Output_segment::Output_segment): Un-privatize copy constructor.
8272 (Output_segment::operator=): Un-privatize.
8273 * script-sections.cc (Output_section_element::Input_section_list):
8274 Change element type to Output_section::Simple_input_section.
8275 (Output_section_element_dot_assignment::set_section_addresses):
8276 Register output section data for relaxation clean up.
8277 (Output_data_exression::Output_data_expression): Adjust call to base
8278 constructor to fix data size.
8279 (Output_section_element_data::set_section_addresses): Register
8280 Output_data_expression object for relaxation clean up.
8281 (struct Input_section_info): Replace Relobj pointer and section index
8282 pair with Output_section::Simple_input_section and Convert struct to a
8283 class.
8284 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8285 Input_section_info data member to use accessors.
20e6d0d6
DK		 8286 (Output_section_element_input::set_section_addresses): Use layout
8287 parameter. Adjust code to use Output_section::Simple_input_section
8288 and Input_secction_info classes. Register filler for relaxation
8289 clean up.
8290 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8291 and section index pair with Output_section::Simple_input_section
8292 class. Adjust code accordingly.
8293 (Phdrs_element::release_segment): New method definition.
8294 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8295 segment list.
8296 (Script_sections::release_segments): New method definition.
8297 * gold/script-sections.h (Script_sections::release_segments): New
8298 method declaration.
8299 * gold/target.h (Target::may_relax, Target::relax,
8300 Target::do_may_relax, Target::do_relax): New method definitions.
8301
5e445df6
ILT		 83022009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8303
8304 * arm.cc (has_signed_unsigned_overflow): New function.
8305 (Arm_relocate_functions::abs8): New function.
8306 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8307 (Target_arm::Scan::global): Likewise.
8308 (Target_arm::relocate::relocate): Likewise.
8309 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8310 Likewise.
8311
8c604651 83122009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8313
8314 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8315 * testsuite/Makefile.in: Regenerate.
8316
1e9cc1c2
NC		 83172009-09-11 Nick Clifton <nickc@redhat.com>
8318
8319 * po/gold.pot: Updated by the Translation project.
8320
6a89f575
CC		 83212009-09-08 Cary Coutant <ccoutant@google.com>
8322
8323 * output.cc (Output_file::open): Add execute permission to empty file.
8324 * testsuite/Makefile.am (permission_test): New test.
8325 * testsuite/Makefile.in: Regenerate.
8326
fdcac5af
ILT		 83272009-09-02 Ian Lance Taylor <iant@google.com>
8328
8329 * output.cc (Output_file::resize): Call map_no_anonymous rather
8330 than map.
8331
44453f85
ILT		 83322009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8333
8334 * gold.cc: Include "incremental.h".
8335 (queue_initial_tasks): Call Incremental_checker methods.
8336 * incremental.cc: Include "output.h".
8337 (Incremental_checker::can_incrementally_link_output_file): New
8338 method.
8339 * incremental.h (Incremental_checker): New class.
8340
8341 * output.cc (Output_file::open_for_modification): New method.
8342 (Output_file::map_anonymous): Changed return type to bool. Record
8343 map in base_ field.
8344 (Output_file::map_no_anonymous): New method, broken out of map.
8345 (Output_file::map): Use map_no_anonymous and map_anonymous.
8346 * output.h (class Output_file): Update declarations.
8347
293c1386
CC		 83482009-08-24 Cary Coutant <ccoutant@google.com>
8349
8350 * options.h (Command_line::Pre_options): New class.
8351 (Command_line::pre_options): New member.
8352 * options.cc (gold::options::ready_to_register): New variable.
8353 (One_option::register_option): Do nothing if not registering options.
8354 Assert if same short option registered twice.
8355 (General_options::General_options): Turn off option registration when
8356 done constructing.
8357 (Command_line::Pre_options::Pre_options): New constructor.
8358
f773f3d2
CC		 83592009-08-24 Cary Coutant <ccoutant@google.com>
8360
06a73cfe
CC		 8361 * options.h (General_options::no_keep_memory): Remove incorrect
8362 short option.
f773f3d2 8363
a15af8e2
RW		 83642009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8365
8366 * Makefile.am (am__skiplex, am__skipyacc): New.
8367 * Makefile.in: Regenerate.
8368
c462b41b
RW		 83692009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8370
14ec8efd
RW		 8371 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8372 (INCLUDES): ... this.
8373 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8374 (AM_CPPFLAGS): Renamed from ...
8375 (INCLUDE): ... this.
8376 * Makefile.in, testsuite/Makefile.in: Regenerate.
8377
81ecdfbb
RW		 8378 * Makefile.in: Regenerate.
8379 * aclocal.m4: Likewise.
8380 * config.in: Likewise.
8381 * configure: Likewise.
8382 * testsuite/Makefile.in: Likewise.
8383
c462b41b
RW		 8384 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8385 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8386 * Makefile.in: Regenerate.
8387 * testsuite/Makefile.in: Regenerate.
8388
2da73f13
CC		 83892009-08-19 Cary Coutant <ccoutant@google.com>
8390
8391 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8392 symbols in shared libraries overridden by hidden or internal symbols
8393 in the main program.
8394
2db70501
CD		 83952009-08-19 Chris Demetriou <cgd@google.com>
8396
8397 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8398 checking source file names in error messages.
8399
f733487b
DK		 84002009-08-18 Doug Kwan <dougkwan@google.com>
8401
8402 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8403 an elcpp::Ehdr as parameter. Adjust call to set_target.
8404 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8405 an elfcpp::Ehdr as parameter.
8406 * object.cc (Object::set_target): Remove the version that looks up
8407 a target and sets it.
8408 (Sized_relobj::setup): Take a Target object instead of
8409 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8410 (make_elf_sized_object): Find target and ask target to
8411 make an ELF object.
8412 * object.h: (Object::set_target): Remove the version that looks up
8413 a target and sets it.
8414 (Sized_relobj::setup): Take a Target object instead of
8415 an elfcpp:Ehdr as parameter.
8416 * target.cc: Include dynobj.h.
8417 (Target::do_make_elf_object_implementation): New.
8418 (Target::do_make_elf_object): New.
8419 * target.h (Target::make_elf_object): New template declaration.
8420 (Target::do_make_elf_object): New method declarations.
8421 (Target::do_make_elf_object_implementation): New template declaration.
8422
cc70f101
ILT		 84232009-08-14 Ian Lance Taylor <iant@google.com>
8424
8425 * gold.h (FUNCTION_NAME): Define.
8426 (gold_unreachable): Use FUNCTION_NAME.
8427
ef5e0cb1
ST		 84282009-08-12 Sriraman Tallam <tmsriram@google.com>
8429
8430 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8431 symbol in the --keep-unique list is not found.
8432
48c187ce
ST		 84332009-08-12 Sriraman Tallam <tmsriram@google.com>
8434
8435 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8436 been maked as --keep-unique.
8437 (Icf::unfold_section): New function.
8438 * icf.h (Icf::unfold_section): New function.
8439 * options.h (General_options::keep_unique): New option.
8440 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8441 * testsuite/Makefile.in: Regenerate.
8442 * testsuite/icf_keep_unique_test.sh: New file.
8443 * testsuite/icf_keep_unique_test.cc: New file.
8444
645afe0c
CC		 84452009-08-12 Cary Coutant <ccoutant@google.com>
8446
8447 PR 10471
8448 * resolve.cc (Symbol_table::resolve): Check for references from
8449 dynamic objects to hidden and internal symbols.
8450 * testsuite/Makefile.am (hidden_test.sh): New test.
8451 * testsuite/Makefile.in: Regenerate.
8452 * testsuite/hidden_test.sh: New script.
8453 * testsuite/hidden_test_1.c: New test source.
8454 * testsuite/hidden_test_main.c: New test source.
8455
11af873f
DK		 84562009-08-11 Doug Kwan <dougkwan@google.com>
8457
8458 * arm.cc: Update comments.
8459 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8460 segment to locate the .ARM.exidx section if present.
8461
b9f7d72d
DK		 84622009-08-09 Doug Kwan <dougkwan@google.com>
8463
8464 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8465 patch.
8466
ddd3c53c
ST		 84672009-08-07 Sriraman Tallam <tmsriram@google.com>
8468 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8469 compiler warnings.
8470
27721062
ST		 84712009-08-06 Sriraman Tallam <tmsriram@google.com>
8472
8473 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8474 valid tls_segment only for non-debug-section relocations.
8475 * testsuite/Makefile.am: Add gc_tls_test.
8476 * testsuite/Makefile.in: Regenerate.
8477 * testsuite/gc_tls_test.cc: New file.
8478 * testsuite/gc_tls_test.sh: New file.
8479
ef15dade 84802009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8481
ef15dade
ST		 8482 * icf.cc: New file.
8483 * icf.h: New file.
8484 * Makefile.am (CCFILES): Add icf.cc.
8485 (HFILES): Add icf.h
8486 * Makefile.in: Regenerate.
8487 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8488 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8489 section, symbol and addend information for the relocs.
8490 * gold.cc (queue_middle_tasks): Call identical code folding.
8491 * gold.h: Add defines for multimap.
8492 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8493 to the call of finalize_local_symbols.
8494 * main.cc (main): Create object of class Icf.
8495 * object.cc (Sized_relobj::do_layout): Allow this function to be
8496 called twice during icf.
8497 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8498 to sections marked as identical by icf.
8499 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8500 when available.
8501 (Sized_relobj::do_section_entsize): New function.
8502 * object.h (Object::section_entsize): New function.
8503 (Object::do_section_entsize): New pure virtual function.
8504 (Relobj::finalize_local_symbols): Add new parameter.
8505 (Relobj::do_section_entsize): New function.
8506 * options.h (General_options::icf): New option.
8507 (General_options::icf_iterations): New option.
8508 (General_options::print_icf_sections): New option.
8509 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8510 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8511 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8512 icf.
8513 * symtab.cc (Symbol_table::is_section_folded): New function.
8514 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8515 to sections marked as identical by icf.
8516 * symtab.h (Symbol_table::set_icf): New function.
8517 (Symbol_table::icf): New function.
8518 (Symbol_table::is_section_folded): New function.
8519 (Symbol_table::icf_): New data member.
8520 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8521 * testsuite/Makefile.am: Add commands to build icf_test.
8522 * testsuite/Makefile.in: Regenerate.
8523 * testsuite/icf_test.sh: New file.
8524 * testsuite/icf_test.cc: New file.
8525
c3b65ac4
CD		 85262009-07-24 Chris Demetriou <cgd@google.com>
8527
8528 * layout.cc (is_compressible_debug_section): Fix incorrect
8529 comment about compressed section names.
8530
1caf2c51
ILT		 85312009-07-20 Ian Lance Taylor <ian@airs.com>
8532
8533 PR 10419
8534 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8535
1ef4d87f
ILT		 85362009-07-16 Ian Lance Taylor <iant@google.com>
8537
8538 PR 10400
8539 * layout.h: #include <map>.
8540 (class Kept_section): Change from struct to class. Add accessors
8541 and setters. Add section size to Comdat_group mapping. Change
8542 Comdat_group to std::map. Add is_comdat_ field. Add
8543 linkonce_size field in union.
8544 (class Layout): Update declaration of find_or_add_kept_section.
8545 Don't declare find_kept_object.
8546 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8547 parameter. Add object, shndx, is_comdat, and is_group_name
8548 parameters. Change all callers. Adjust for new Kept_section.
8549 (Layout::find_kept_object): Remove.
8550 * object.cc (Sized_relobj::include_section_group): Update use of
8551 Kept_section. Rename secnum to shndx. Only record
8552 Kept_comdat_section if sections are the same size.
8553 (Sized_relobj::include_linkonce_section): Update use of
8554 Kept_section. Only record Kept_comdat_section if sections are the
8555 same size. Set size of linkonce section.
8556 (Sized_relobj::map_to_kept_section): Update call to
8557 get_kept_comdat_section.
8558 * object.h (class Sized_relobj): Rename fields in
8559 Kept_comdat_section to drop trailing underscores; change object
8560 field to Relobj*. Change Kept_comdat_section_table to store
8561 struct rather than pointer.
8562 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8563 Add kept_object and kept_shndx parameters. Change all callers.
8564 (Sized_relobj::get_kept_comdat_section): Change return type to
8565 bool. Add kept_object and kept_shndx parameters. Change all
8566 callers.
8567 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8568 Layout::find_or_add_kept_section.
8569
37c3b7b0
ILT		 85702009-07-09 Ian Lance Taylor <iant@google.com>
8571
8572 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8573 Reserve space in the hash table.
8574
98fa85cb
ILT		 85752009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8576
8577 * fileread.cc (File_read::get_mtime): New method.
8578 * fileread.h (Timespec): New structure.
8579 (File_read::get_mtime): New method.
8580 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8581 Renamed from timestamp_nsec.
8582 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8583 Elf_Xword.
e1df38aa 8584 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8585 timestamp_nsec.
e1df38aa 8586 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8587 (Incremental_inputs::report_obejct): Save mtime; style fix.
8588 (Incremental_inputs::report_script): Save mtime; style fix.
8589 (Incremental_inputs::finalize_inputs): Style fix.
8590 (Incremental_inputs::finalize): Style fix.
8591 (Incremental_inputs::create_input_section_data): Store inputs
8592 mtime.
8593 * incremental.h (Incremental_inputs::report_script): Add mtime
8594 argument.
8595 (Incremental_inputs::Input_info::Input_info): Intialize only one
8596 union member.
8597 (Incremental_inputs::Input_info::archive): Move to nameless
8598 union.
8599 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8600 (Incremental_inputs::Input_info::script): Move to nameless union.
8601 (Incremental_inputs::mtime): New field.
8602 * script.cc (read_input_script): Pass file mtime to
8603 Incremental_input.
8604 * script.h (Script_info::inputs): Style fix.
8605
c9d70757
ILT		 86062009-07-01 Ian Lance Taylor <ian@airs.com>
8607
8608 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8609 instead of 32.
8610
9c547ec3
ILT		 86112009-06-24 Ian Lance Taylor <iant@google.com>
8612
8613 PR 10156
8614 * layout.cc (Layout::choose_output_section): If we find an
8615 existing section, update the flags.
8616 (Layout::create_notes): New function, broken out of
8617 Layout::finalize.
8618 (Layout::finalize): Don't create note sections.
8619 (Layout::create_note): Don't crash if linker script discards
8620 section.
8621 (Layout::create_gold_note): Likewise.
8622 (Layout::create_build_id): Likewise. Don't set
8623 after_input_sections on the section.
8624 (Layout::create_executable_stack_info): Remove target parameter.
8625 Change caller.
8626 * layout.h (class Layout): Declare create_notes. Update
8627 declaration of create_executable_stack_info.
8628 * gold.cc (queue_middle_tasks): Call create_notes.
8629 * output.cc (Output_section::update_flags_for_input_section): Move
8630 here from output.h. If SHF_ALLOC flag is newly set, mark address
8631 invalid.
8632 * output.h (Output_data::mark_address_invalid): New function.
8633 (class Output_section): Only declare, not define,
8634 update_flags_for_input_section. Remove set_flags.
8635
55458500
ILT		 86362009-06-24 Ian Lance Taylor <iant@google.com>
8637
8638 * script-sections.cc (Output_section_definition::
8639 set_section_addresses): Rename shadowing local load_address to
8640 laddr.
8641
1307d6cd
ILT		 86422009-06-24 Ian Lance Taylor <iant@google.com>
8643
8644 PR 10244
8645 * reloc.cc (relocate_sections): Skip empty relocation sections.
8646
ec3f783e
ILT		 86472009-06-23 Ian Lance Taylor <iant@google.com>
8648
8649 PR 10156
8650 * layout.cc (Layout::create_note): Use choose_output_section
8651 rather than make_output_section.
8652
459c9f1c
ILT		 86532009-06-23 Ian Lance Taylor <iant@google.com>
8654
8655 PR 10237
8656 * options.cc (General_options::parse_V): Set printed_version_.
8657 (General_options::General_options): Initialize printed_version_.
8658 * options.h (class General_options): Add printed_version_ field.
8659 * gold.cc (queue_initial_tasks): If there are no input files,
8660 don't give a fatal error if we printed the version information.
8661 (queue_middle_tasks): If using -r with a shared object, give a
8662 fatal error rather than an ordinary error.
8663
1518dc8f
ILT		 86642009-06-23 Ian Lance Taylor <iant@google.com>
8665
8666 PR 10219
8667 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8668 (Layout::make_output_section): Set have_stabstr_section_ if we see
8669 a .stab*str section.
8670 (Layout::finalize): Call link_stabs_sections.
8671 (Layout::link_stabs_sections): New file.
8672 * layout.h (class Layout): Add have_stabstr_section_ field.
8673 Declare link_stabs_sections.
8674
3d857b98
DK		 86752009-06-23 Doug Kwan <dougkwan@google.com>
8676
8677 * Makefile.am (libgold_a_LIBADD): New.
8678 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8679 * Makefile.in: Regenerate.
8680 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8681 * configure: Regenerate.
8682 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8683 * fileread.cc: Include sys/state.h
8684 * gold.h: Declare memmem and strndup if found missing.
8685 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8686
0639a6f6
ILT		 86872009-06-23 Ian Lance Taylor <iant@google.com>
8688
8689 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8690 * configure: Rebuild.
8691
8d63875c
ILT		 86922009-06-23 Ian Lance Taylor <iant@google.com>
8693
8694 PR 10147
8695 * object.cc (Object::section_contents): Don't try to get a view if
8696 the section has length zero.
8697 (Object::handle_gnu_warning_section): If the section is empty, use
8698 the name of the section as the warning.
8699
f7c8a183
ILT		 87002009-06-23 Ian Lance Taylor <iant@google.com>
8701
8702 PR 10133
8703 * stringpool.h (class Stringpool_template): Add optimize_ field.
8704 (Stringpool_template::set_optimize): New function.
8705 * stringpool.cc (Stringpool_template::Stringpool_template):
8706 Initialize optimize_ field.
8707 (Stringpool_template::set_string_offsets): Test local optimize
8708 fild rather than parameter.
8709 * layout.cc (Layout::Layout): Call set_optimize on the section
8710 name stringpool.
8711
e6a307ba
ILT		 87122009-06-22 Ian Lance Taylor <iant@google.com>
8713
8714 PR 10030
8715 * yyscript.y: Parse TARGET.
8716 * script.cc (script_set_target): New function.
8717 * script-c.h (script_set_target): Declare.
8718 * options.cc (General_options::string_to_object_format): Rename
8719 from string_to_object_format in anonymous namespace. Change
8720 callers.
8721 * options.h (class General_options): Declare
8722 string_to_object_format.
8723
3ee173de
ILT		 87242009-06-22 Ian Lance Taylor <iant@google.com>
8725
8726 * script-sections.cc (Script_sections::create_segments): Don't put
8727 program headers in a PT_LOAD segment if -n or -N.
8728
87292009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8730
8731 PR 10141
8732 * options.h (class General_options): Add -z lazy and -z now. Sort
8733 -z options into alphabetical order.
8734 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8735
cd6739a1 87362009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8737
8738 * layout.cc (Layout::make_output_section): Call
8739 Target::new_output_section.
8740 (Layout::attach_allocated_section_to_segment): Put large section
8741 sections in a separate load segment with the large segment flag
8742 set.
8743 (Layout::segment_precedes): Sort large data segments after other
8744 load segments.
8745 (align_file_offset): New static function.
8746 (Layout::set_segment_offsets): Use align_file_offset.
8747 * output.h (class Output_section): Add is_small_section_ and
8748 is_large_section_ fields.
8749 (Output_section::is_small_section): New function.
8750 (Output_section::set_is_small_section): New function.
8751 (Output_section::is_large_section): New function.
8752 (Output_section::set_is_large_section): New function.
8753 (Output_section::is_large_data_section): New function.
8754 (class Output_segment): Add is_large_data_segment_ field.
8755 (Output_segment::is_large_data_segment): New function.
8756 (Output_segment::set_is_large_data_segment): New function.
8757 * output.cc (Output_section::Output_section): Initialize new
8758 fields.
8759 (Output_segment::Output_segment): Likewise.
8760 (Output_segment::add_output_section): Add assertion that large
8761 data sections always go in large data segments. Force small data
8762 sections to the end of the list of data sections. Force small BSS
8763 sections to the start of the list of BSS sections. For large BSS
8764 sections to the end of the list of BSS sections.
8765 * symtab.h (class Symbol): Declare is_common_shndx.
8766 (Symbol::is_defined): Check Symbol::is_common_shndx.
8767 (Symbol::is_common): Likewise.
8768 (class Symbol_table): Define enum Commons_section_type. Update
8769 declarations. Add small_commons_ and large_commons_ fields.
8770 * symtab.cc (Symbol::is_common_shndx): New function.
8771 (Symbol_table::Symbol_table): Initialize new fields.
8772 (Symbol_table::add_from_object): Put small and large common
8773 symbols in the right list.
8774 (Symbol_table::sized_finalized_symbol): Check
8775 Symbol::is_common_shndx.
8776 (Symbol_table::sized_write_globals): Likewise.
8777 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8778 common symbol lists. Don't call do_allocate_commons_list if the
8779 list is empty.
8780 (Symbol_table::do_allocate_commons_list): Remove is_tls
8781 parameter. Add comons_section_type parameter. Change all
8782 callers. Handle small and large common symbols.
8783 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8784 Symbol::is_common_shndx.
8785 * resolve.cc (symbol_to_bits): Likewise.
8786 * target.h (Target::small_common_shndx): New function.
8787 (Target::small_common_section_flags): New function.
8788 (Target::large_common_shndx): New function.
8789 (Target::large_common_section_flags): New function.
8790 (Target::new_output_section): New function.
8791 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8792 small_common_section_flags, and large_common_section_flags
8793 fields.
8794 (Target::do_new_output_section): New virtual function.
8795 * arm.cc (Target_arm::arm_info): Initialize new fields.
8796 * i386.cc (Target_i386::i386_info): Likewise.
8797 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8798 Likewise.
8799 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8800 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8801 (Target_x86_64::do_new_output_section): New function.
8802 * configure.ac: Define conditional MCMODEL_MEDIUM.
8803 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8804 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8805 (large_LDFLAGS): Define.
8806 * testsuite/large.c: New file.
8807 * testsuite/testfile.cc (Target_test::test_target_info):
8808 Initialize new fields.
8809 * configure, testsuite/Makefile.in: Rebuild.
8810
bb04269c
DK		 88112009-06-05 Doug Kwan <dougkwan@google.com>
8812
8813 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8814 * Makefile.in: Regenerate.
bb04269c
DK		 8815 * i386.cc (class Target_i386): Define new virtual method to
8816 override do_is_local_label_name in parent.
8817 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8818 local symbols if --discard-locals or -X is given.
8819 * options.h (class General_options): Declare new options
8820 '--discard-locals' and '-X' for discarding locals.
8821 * target.h (class Target): Define new methods is_local_label_name.
8822 Declare new virtual method do_is_local_label_name.
8823 * target.cc: New file.
8824 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8825 (check_SCRIPTS): Add discard_locals_test.sh.
8826 (check_DATA): Add discard_local_tests.syms.
8827 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8828 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8829 * testsuite/Makefile.in: Regenerate.
8830 * testsuite/discard_locals_test.c: New file.
8831 * testsuite/discard_locals_test.sh: Same.
8832
805bb01c
DK		 88332009-06-05 Doug Kwan <dougkwan@google.com>
8834
8835 * object.cc (Sized_relobj::Sized_relobj): Initialize
8836 discarded_eh_frame_shndx_ to -1U.
8837 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8838 section.
8839 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8840 a discarded .eh_frame section.
8841 (Sized_relobj::do_finalize_local_symbols): Ditto.
8842 * object.h (class Sized_relobj): Declare new member
8843 discarded_eh_frame_shndx_.
8844 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8845 (local_labels_test.o, local_labels_test): New rules.
8846 * testsuite/Makefile.in: Regenerate.
8847
1dcd334d
DK		 88482009-06-04 Doug Kwan <dougkwan@google.com>
8849
8850 * layout.cc (Layout::section_name_mapping): Add mapping for
8851 special ARM sections.
8852
96d49306
DK		 88532009-06-03 Doug Kwan <dougkwan@google.com>
8854
8855 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8856 (utils::has_overflow): Same.
8857
dff16297
ILT		 88582009-06-03 Ian Lance Taylor <iant@google.com>
8859
8860 * layout.cc (Layout::section_name_mapping): New array, replacing
8861 Layout::linkonce_mapping.
8862 (Layout::section_name_mapping_count): New variable, replacing
8863 Layout::linkonce_mapping_count.
8864 (Layout::linkonce_output_name): Remove.
8865 (Layout::output_section_name): Rewrite.
8866 * layout.h (class Layout): Rename Linkonce_mapping to
8867 Section_name_mapping, linkonce_mapping to section_name_mapping,
8868 linkonce_mapping_count to section_name_mapping_count. Don't
8869 declare linkonce_output_name.
8870
c121c671
DK		 88712009-06-03 Doug Kwan <dougkwan@google.com>
8872
8873 * gold/arm.cc (namespace utils): New.
8874 (Target_arm::reloc_is_non_pic): Define new method.
8875 (class Arm_relocate_functions): New.
8876 (Target_arm::Relocate::relocate): Handle relocation types used by
8877 Android.
8878
07800fab
ILT		 88792009-06-03 Ian Lance Taylor <iant@google.com>
8880
8881 * arm.cc (Target_arm::scan::global): Use || instead of |.
8882
c121c671
DK		 88832009-06-02 Doug Kwan <dougkwan@google.com>
8884
8885 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8886 issued_non_pic_error_.
8887 (class Target_arm::Scan): Declare new method check_non_pic.
8888 Define new method symbol_needs_plt_entry.
8889 Declare new data member issued_non_pic_error_.
8890 (class Target_arm::Relocate): Declare new method
8891 should_apply_static_reloc.
8892 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8893 (Target_arm::Scan::check_non_pic): Define new method.
8894 (Target_arm::Scan::local): Handle a small subset of reloc types used
8895 by Android.
8896 (Target_arm::Scan::local): Same.
8897 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8898
b19b0c6d
ILT		 88992009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8900
8901 * incremental.cc (Incremental_inputs::report_command_line): Filter
8902 out --incremental-* options.
8903
94cdfcff
DK		 89042009-05-29 Doug Kwan <dougkwan@google.com>
8905
8906 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8907 template class.
8908 (class Target_arm): Update comment.
8909 (Target_arm::Target_arm): Initialize new data members GOT_,
8910 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8911 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8912 and Target_arm::rel_dyn_section.
8913 Declare new_enum Target_arm::Got_type.
8914 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8915 and DYNBSS_.
8916 Update commments for member do_dynsym_value.
8917 (Target_arm::got_size, Target_arm::plt_section,
8918 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8919 new methods inside class defintion.
8920 (Target_arm::got_section): Define new method.
8921 (Target_arm::rel_dyn_section): Same.
8922 (Output_data_plt_arm): New template class.
8923 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8924 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8925 (Output_data_plt_arm::add_entry): Same.
8926 (Output_data_plt_arm::first_plt_entry): Define new
8927 static data member for PLT instruction template.
8928 (Output_data_plt_arm::plt_entry): Same.
8929 (Output_data_plt_arm::do_write): Define new method.
8930 (Target_arm::make_plt_entry): Same.
8931 (Target_arm::do_finalize_sections): Same.
8932 (Target_arm::do_dynsym_value): Same.
8933
4a657b0d
DK		 89342009-05-28 Doug Kwan <dougkwan@google.com>
8935
8936 * Makefile.am (TARGETSOURCES): Add arm.cc.
8937 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8938 * Makefile.in: Regenerate.
8939 * arm.cc: New file.
8940 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8941
e7ae8c36
DK		 89422009-05-26 Doug Kwan <dougkwan@google.com>
8943
8944 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8945 (General_options::check_excluded_libs): Strip off directories in
8946 archive name before matching like GNU ld does.
8947 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8948 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8949 (exclude_libs_test_LDFLAGS): Add linker option
8950 -Wl,--exclude-libs,libexclude_libs_test_3
8951 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8952 an explicit archive without using -l.
8953 (alt/libexclude_libs_test_3.a): New make rule.
8954 * testsuite/Makefile.in: Regenerate.
8955 * testsuite/exclude_libs_test.c : Declare lib3_default().
8956 (main): Call it.
8957 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8958 * exclude_libs_test_3.c: New file.
8959
f12e7348
NC		 89602009-05-26 Nick Clifton <nickc@redhat.com>
8961
8962 * po/id.po: New Indonesian translation.
8963 * po/gold.pot: Updated template file.
8964
4daadc0d
ST		 89652009-05-22 Sriraman Tallam <tmsriram@google.com>
8966
e1df38aa 8967 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8968 gc_comdat_test files. Add -Wl,--gc-sections to build
8969 gc_comdat_test.
8970 * testsuite/Makefile.in: Regenerate.
8971 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8972
531813ad
ST		 89732009-05-21 Sriraman Tallam <tmsriram@google.com>
8974
8975 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8976 kept comdat section was garbage collected.
8977 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8978 * testsuite/Makefile.in: Regenerate.
8979 * testsuite/gc_comdat_test.sh: New file.
8980 * testsuite/gc_comdat_test_1.cc: New file.
8981 * testsuite/gc_comdat_test_2.cc: New file.
8982
65514900
CC		 89832009-05-19 Doug Kwan <dougkwan@google.com>
8984
8985 * archive.cc (Archive::Archive): Move constructor from archive.h
8986 to here. Initialize no_export_.
8987 (Archive::get_elf_object_for_member): Set no_export flag of object.
8988 * archive.h (Archive::Archive): Move constructor body to
8989 archive.cc.
8990 (Archive::no_export): New method.
8991 (Archive::no_export_): New field.
8992 * object.h (Object::Object): Initialize no_export_ to false.
8993 (Object::no_export, Object::set_no_export): New methods.
8994 (Object::no_export_): New field.
8995 * options.cc (General_options::parse_exclude_libs): New method.
8996 (General_options::check_excluded_libs) Same.
8997 * options.h (exclude_libs): New option.
8998 (General_options::check_excluded_libs): New method declaration.
8999 (General_options::excluded_libs_): New field.
9000 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9001 default or protected visibility if an object has no-export flag set.
9002 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9003 (check_SCRIPTS): Add exclude_libs_test.sh.
9004 (check_DATA): Add exclude_libs_test.syms.
9005 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9006 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9007 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9008 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9009 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9010 libexclude_libs_test_2.a): New rules.
9011 * testsuite/Makefile.in: Regenerate.
9012 * testsuite/exclude_libs_test.c: New file.
9013 * testsuite/exclude_libs_test.sh: Ditto.
9014 * testsuite/exclude_libs_test_1.c: Ditto.
9015 * testsuite/exclude_libs_test_2.c: Ditto.
9016
1b77ea50
ILT		 90172009-05-15 Ian Lance Taylor <iant@google.com>
9018
9019 * configure.ac: Check for declarations for cases where libiberty.h
9020 checks HAVE_DECL_xxx.
9021 * configure, config.in: Rebuild.
9022
072fe7ce
ILT		 90232009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9024
9025 * gold.h (Incremental_argument_list): Remove (invalid) forward
9026 declaration.
9027 * incremental.cc (Incremental_inputs::report_achive): New method.
9028 (Incremental_inputs::report_object): New method.
9029 (Incremental_inputs::report_script): New method.
9030 (Incremental_inputs::finalize_inputs): New method.
9031 (Incremental_inputs::finalize): Call finalize_inputs().
9032 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9033 Create inputs entries.
9034 * incremental.h (Incremental_input_type): New enum.
9035 (Incremental_inputs::Incremental_input): Initialize new fields.
9036 (Incremental_inputs::report_inputs): New method.
9037 (Incremental_inputs::report_achive): New method.
9038 (Incremental_inputs::report_object): New method.
9039 (Incremental_inputs::report_script): New method.
9040 (Incremental_inputs::finalize_inputs): New method.
9041 (Incremental_inputs::Input_info): New struct.
9042 (Incremental_inputs::Input_info_map): New typedef.
9043 (Incremental_inputs::lock_): New field.
9044 (Incremental_inputs::Inputs_): New field.
9045 (Incremental_inputs::Inputs_map): New field.
9046 * main.cc (main): Call Incremental_input::report_inputs.
9047 * options.h (Input_argument_list): Typedef moved from
9048 Input_arguments.
9049 (Input_file_group::Files): Remove, use ::Input_argument_list.
9050 (Input_file_group::Input_argument_list): Remove, use
9051 ::Input_argument_list.
9052 * plugin.cc (Plugin_manager::add_input_file): Add error in
9053 incremental build.
9054 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9055 functions.
9056 * script.cc (read_input_script): Call
9057 Incremental_input::report_script.
9058 * script.h (Script_info): New class.
9059
b0481b0b
ILT		 90602009-04-27 Ian Lance Taylor <iant@google.com>
9061
9062 * x86_64.cc (do_adjust_output_section): Set entsize to
9063 plt_entry_size.
9064
b22a5a41 90652009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9066
9067 * output.cc (Output_file::close): After short writes, continue
9068 writing from the correct offset in the buffer being written.
9069
40fde488
CD		 90702009-04-23 Chris Demetriou <cgd@google.com>
9071
9072 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9073 * configure: Regenerate.
9074 * config.in: Regenerate.
9075 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9076 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9077
3ce2c28e
ILT		 90782009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9079
9080 * incremental.cc (Incremental_inputs_header_data): Renamed from
9081 Incremental_input_header_data.
9082 (Incremental_inputs_header_data::data_size): New field.
9083 (Incremental_inputs_header_data::put_input_file_count): Renamed
9084 from input_file_count.
9085 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9086 from command_line_offset.
9087 (Incremental_inputs_header_data::put_reserved): Renamed from
9088 put_reserved.
9089 (Incremental_inputs_entry_data): Renamed from
9090 Incremental_input_entry_data.
9091 (Incremental_inputs_entry_data::data_size): New field.
9092 (Incremental_inputs::report_command_line): New method.
9093 (Incremental_inputs::finalize): New method.
9094 (Incremental_inputs::create_incremental_inputs_data): New method.
9095 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9096 * incremental.h: New file.
9097 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9098 (Layout::finalize): Create incremental inputs section in
9099 incremental builds.
9100 (Layout::create_incremental_info_sections): New method.
9101 * layout.h (Layout::incremental_inputs): New method.
9102 (Layout::create_incremental_info_sections): New method.
9103 (Layout::incremental_inputs_): New field.
9104 * main.cc (main): Notify Incremental_input of the command line.
9105
e55bde5e
ILT		 91062009-04-01 Ian Lance Taylor <iant@google.com>
9107 Mikolaj Zalewski <mikolajz@google.com>
9108
9109 * gold.h (reserve_unordered_map): Define, three versions, one for
9110 each version of Unordered_map.
9111 * layout.cc (Layout::Layout): Remove options parameter. Add
9112 number_of_input_files parameter. Don't initialize options_.
9113 Initialize number_of_input_files_ and resized_signatures_. Move
9114 sections_are_attached_.
9115 (Layout::layout_group): Reserve space for group_signatures_.
9116 (Layout::find_or_add_kept_section): Change name parameter to be a
9117 reference. Resize signatures_ map when it gets large enough.
9118 (Layout::layout_eh_frame): Use parameters->options() instead of
9119 this->options_.
9120 (Layout::make_output_section): Likewise.
9121 (Layout::attach_allocated_section_to_segment): Likewise.
9122 (Layout::finalize, Layout::create_executable_stack): Likewise.
9123 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9124 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9125 * layout.h (class Layout): Update declarations. Remove options_
9126 field. Add number_of_input_files_ and resized_signatures_
9127 fields. Move sections_are_attached_ field.
9128 * main.cc (main): Pass number of input files to Layout
9129 constructor. Don't pass options.
9130
154b857c
ILT		 91312009-03-30 Ian Lance Taylor <iant@google.com>
9132
9133 * ffsll.c (ffsll): Correct implementation.
9134
2f35ab9b
ILT		 91352009-03-27 Ian Lance Taylor <iant@google.com>
9136
fd03461a
ILT		 9137 * ffsll.c: New file.
9138 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9139 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9140 * ftruncate.c (ftruncate): Declare before definition.
9141 * mremap.c (mremap): Likewise.
9142 * pread.c (pread): Likewise.
9143 * configure, Makefile.in, config.in: Rebuild.
9144
2f35ab9b
ILT		 9145 * mremap.c: New file.
9146 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9147 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9148 (mremap): Declare if HAVE_MREMAP is not defined.
9149 * configure, Makefile.in, config.in: Rebuild.
9150
33aea2fd
CC		 91512009-03-27 Cary Coutant <ccoutant@google.com>
9152
9153 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9154 position independent.
9155 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9156 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9157
6d479619
CC		 91582009-03-24 Cary Coutant <ccoutant@google.com>
9159
9160 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9161 an executable.
9162 (needs_dynamic_reloc): Likewise.
9163
afc06bb8
ILT		 91642009-03-24 Ian Lance Taylor <iant@google.com>
9165
9166 * yyscript.y (file_cmd): Recognize EXTERN.
9167 (extern_name_list, extern_name_list_body): New nonterminals.
9168 * script.cc (script_add_extern): Define.
9169 * script-c.h (script_add_extern): Declare.
9170
f6060a4d
ILT		 91712009-03-24 Rafael Avila de Espindola <espindola@google.com>
9172
9173 * object.cc (is_elf_object): Define.
9174 * object.h (is_elf_object): Declare.
9175 * archive.cc (Archive::get_elf_object_for_member): Call
9176 is_elf_object.
33aea2fd 9177 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9178
26736d8e
ILT		 91792009-03-24 Elliott Hughes <enh@google.com>
9180
9181 * output.cc (Output_file::map_anonymous): Define.
9182 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9183 try an anonymous one. Report the size if the mmap fails.
9184 * output.h (class Output_file): Declare map_anonymous.
9185
22fd9730
ILT		 91862009-03-24 Ian Lance Taylor <iant@google.com>
9187
9188 * target-select.cc (instantiate_target): Don't acquire the lock if
9189 the instantiated_target_ field has already been set.
9190
cb010894
ILT		 91912009-03-23 Ian Lance Taylor <iant@google.com>
9192
7f055c20
ILT		 9193 * gold-threads.h (class Initialize_lock): Define.
9194 * gold-threads.cc (class Initialize_lock_once): Define.
9195 (initialize_lock_control): New static variable.
9196 (initialize_lock_pointer): New static variable.
9197 (initialize_lock_once): New static function.
9198 (Initialize_lock::Initialize_lock): Define.
9199 (Initialize_lock::initialize): Define.
9200 * target-select.h: Include "gold-threads.h".
9201 (class Target_selector): Add lock_ and initialize_lock_ fields.
9202 Don't define instantiate_target, just declare it.
9203 * target-select.cc (Target_selector::Target_selector): Initialize
9204 new fields.
9205 (Target_selector::instantiate_target): Define.
9206 * descriptors.h: Include "gold-threads.h".
9207 (class Descriptors): Add initialize_lock_ field.
9208 * descriptors.cc (Descriptors::Descriptors): Initialize new
9209 field.
9210 (Descriptors::open): Use initialize_lock_ field
9211 * errors.h (class Errors): Add initialize_lock_ field.
9212 * errors.cc (Errors::Errors): Initialize new field.
9213 (Errors::initialize_lock): Use initialize_lock_ field.
9214 * powerpc.cc (class Target_selector_powerpc): Remove
9215 instantiated_target_ field. In do_recognize call
9216 instantiate_target rather than do_instantiate_target. In
9217 do_instantiate_target just allocate a new target.
9218 * sparc.cc (class Target_selector_sparc): Likewise.
9219
36959681
ILT		 9220 * freebsd.h: New file.
9221 * i386.cc: Include "freebsd.h".
9222 (Target_i386): Derive from Target_freebsd rather than
9223 Sized_target.
9224 (Target_selector_i386): Derive from Target_selector_freebsd rather
9225 than Target_selector.
9226 * x86_64.cc: Include "freebsd.h".
9227 (Target_x86_64): Derive from Target_freebsd rather than
9228 Sized_target.
9229 (Target_selector_x86_64): Derive from Target_selector_freebsd
9230 rather than Target_selector.
9231 * target.h (class Target): Add adjust_elf_header and
9232 do_adjust_elf_header.
9233 * output.cc (Output_file_header:: do_sized_write): Call target
9234 adjust_elf_header routine.
9235 * configure.tgt: Set targ_osabi.
9236 * configure.ac: Define GOLD_DEFAULT_OSABI.
9237 * parameters.cc (Parameters::default_target): Pass
9238 GOLD_DEFAULT_OSABI to select_target.
9239 * target-select.h (class Target_selector): Make instantiate_target
9240 protected rather than private.
9241 * Makefile.am (HFILES): Add freebsd.h.
9242 * configure, Makefile.in, config.in: Rebuild.
9243
cb010894
ILT		 9244 * merge.cc (do_add_input_section): Correct pend value. Change
9245 message about last entry not being null terminated from error to
9246 warning.
9247
0e879927
ILT		 92482009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9249
9250 * incremental.cc: New file.
9251 * Makefile.am (CCFILES): Add incremental.cc.
9252 * Makefile.in: Rebuild.
9253
41105937
PP		 92542009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9255
9256 * layout.cc (Layout::output_section_name): Preserve names
9257 of '.note.' sections.
e1df38aa 9258
60439920
ILT		 92592009-03-19 Ian Lance Taylor <iant@google.com>
9260
9261 * descriptors.cc (Descriptors::open): Check that the options are
9262 valid before using them.
9263
0d371ad3
ILT		 92642009-03-18 Ian Lance Taylor <iant@google.com>
9265
9266 * script-sections.h: Include <list>.
9267 (class Script_sections): Change Sections_elements from std::vector
9268 to std::list. Typedef public Elements_iterator. Add
9269 orphan_section_placement_, data_segment_align_start_, and
9270 saw_data_segment_align_ fields. Remove data_segment_align_index_
9271 field.
9272 * script-sections.cc (class Orphan_section_placement): New class.
9273 (class Sections_element): Add virtual functions is_relro and
9274 orphan_section_init. Remove virtual function place_orphan_here.
9275 (class Output_section_definition): Add is_relro and
9276 orphan_section_init. Remove place_orphan_here.
9277 (class Orphan_output_section): Likewise.
9278 (Script_sections::Script_sections): Update for field changes.
9279 (Script_sections::data_segment_align): Set saw_data_segment_align_
9280 and data_segment_align_start_, not data_segment_align_index.
9281 (Script_sections::data_segment_relro_end): Check
9282 saw_data_segment_align_. Use data_segment_align_start_ rather
9283 than data_segment_align_index_.
9284 (Script_sections::place_orphan): Rewrite to use
9285 Orphan_section_placement.
9286
9201d894
ILT		 92872009-03-17 Ian Lance Taylor <iant@google.com>
9288
9c5b8369
ILT		 9289 * archive.cc (Archive::add_symbols): Check for a version attached
9290 to the symbol name in the archive map.
9291 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9292 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9293 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9294 (ver_test_11.a): New target.
9295 * testsuite/Makefile.in: Rebuild.
9296
9201d894
ILT		 9297 * configure.ac: Check for chsize and posix_fallocate. Replace
9298 ftruncate.
9299 * ftruncate.c: New file, from gnulib.
9300 * output.cc (posix_fallocate): Define dummy version if not
9301 HAVE_POSIX_FALLOCATE.
9302 (Output_file::map): Call posix_fallocate rather than lseek and
9303 write.
9304 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9305 * configure, Makefile.in, config.in: Rebuild.
9306
ef4ab7a8 93072009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9308
ef4ab7a8
PP		 9309 * layout.h (Layout::create_note): Add section_name parameter.
9310 * layout.cc (Layout::create_note): Likewise.
9311 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9312
8c500701
ILT		 93132009-03-17 Ian Lance Taylor <iant@google.com>
9314
e85b18e1
ILT		 9315 * descriptors.cc: Include "options.h".
9316 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9317 (Descriptors::open): Always use O_CLOEXEC when opening a new
9318 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9319 then set FD_CLOEXEC.
9320
9efe6174
ILT		 9321 * sparc.cc (class Target_sparc): Add has_got_section.
9322 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9323 make sure we have a GOT section.
9324
9325 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9326 (Target_sparc::Scan::local): Likewise.
9327 (Target_sparc::Scan::global): Likewise.
9328 (Target_sparc::Relocate::relocate): Likewise.
9329 (Target_sparc::Relocate::relocate_tls): Likewise.
9330
8c500701
ILT		 9331 * symtab.cc (Symbol_table::define_default_version): New function,
9332 broken out of add_from_object.
9333 (Symbol_table::add_from_object): Call define_default_version.
9334 (Symbol_table::define_special_symbol): Add resolve_oldsym
9335 parameter. Change all callers. If the version for a symbol comes
9336 from a version script, resolve it with the symbol with the same
9337 name with no version. Also add the symbol without a version if
9338 appropriate.
9339 (do_define_in_output_data): If resolving with oldsym, don't delete
9340 sym.
9341 (do_define_in_output_segment): Likewise.
9342 (do_define_as_constant): Likewise.
9343 * symtab.h (class Symbol_table): Update declarations.
9344
f1ed28fb
ILT		 93452009-03-13 Ian Lance Taylor <iant@google.com>
9346
15f8229b
ILT		 9347 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9348 (Read_symbols::requeue): New function.
9349 (Read_symbols::do_read_symbols): If make_elf_object fails because
9350 the target type is not configured, and the file was searched for,
9351 issue a warning and retry with the next directory.
9352 (Add_symbols::run): If the file has an incompatible format, and
9353 it was searched for, requeue the Read_symbols task. On error,
9354 release the object.
9355 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9356 dirindex parameter to constructor. Change all callers. Declare
9357 incompatible_warning and requeue.
9358 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9359 input_argument_ and input_group_ fields. Add them to
9360 constructor. Change all callers.
9361 (class Read_script): Add dirindex_ field. Add it to constructor.
9362 Change all callers.
9363 * archive.cc (Archive::setup): Remove input_objects parameter.
9364 Change all callers.
9365 (Archive::get_file_and_offset): Likewise.
9366 (Archive::read_all_symbols): Likewise.
9367 (Archive::read_symbols): Likewise.
9368 (Archive::get_elf_object_for_member): Remove input_objects
9369 parameter. Add punconfigured parameter. Change all callers.
9370 (Archive::add_symbols): Change return type to bool. Check return
9371 value of include_member.
9372 (Archive::include_all_members): Likewise.
9373 (Archive::include_member): Change return type to bool. Return
9374 false if first included object has incompatible target. Set
9375 included_member_ field.
9376 (Add_archive_symbols::run): If add_symbols returns false, requeue
9377 Read_symbols task.
9378 * archive.h (class Archive): Add included_member_ field.
9379 Initialize it in constructor. Add input_file and searched_for
9380 methods. Update declarations.
9381 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9382 input_argument_ fields. Add them to constructor. Change all
9383 callers.
9384 * script.cc: Include "target-select.h".
9385 (class Parser_closure): Add skip_on_incompatible_target_ and
9386 found_incompatible_target_ fields. Add
9387 skip_on_incompatible_target parameter to constructor. Change all
9388 callers. Add methods skip_on_incompatible_target,
9389 clear_skip_on_incompatible_target, found_incompatible_target, and
9390 set_found_incompatible_target.
9391 (read_input_script): Add dirindex parameter. Change all callers.
9392 If parser finds an incompatible target, requeue Read_symbols
9393 task.
9394 (script_set_symbol): Clear skip_on_incompatible_target in
9395 closure.
9396 (script_add_assertion, script_parse_option): Likewise.
9397 (script_start_sections, script_add_phdr): Likewise.
9398 (script_check_output_format): New function.
9399 * script.h (read_input_script): Update declaration.
9400 * script-c.h (script_check_output_format): Declare.
9401 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9402 (ignore_cmd): Remove OUTPUT_FORMAT.
9403 * fileread.cc (Input_file::Input_file): Add explicit this.
9404 (Input_file::will_search_for): New function.
9405 (Input_file::open): Add pindex parameter. Change all callers.
9406 * fileread.h (class Input_file): Add input_file_argument method.
9407 Declare will_search_for. Update declarations.
9408 * object.cc (make_elf_object): Add punconfigured parameter.
9409 Change all callers.
9410 * object.h (class Object): Make input_file public. Add
9411 searched_for method.
9412 (make_elf_object): Update declaration.
9413 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9414 restart search.
9415 * dirsearch.h (class Dirsearch): Update declaration.
9416 * options.h (class General_options): Add --warn-search-mismatch.
9417 * parameters.cc (Parameters::is_compatible_target): New function.
9418 * parameters.h (class Parameters): Declare is_compatible_target.
9419 * workqueue.cc (Workqueue::add_blocker): New function.
9420 * workqueue.h (class Workqueue): Declare add_blocker.
9421
f1ed28fb
ILT		 9422 * fileread.cc (Input_file::open): Remove options parameter.
9423 Change all callers.
9424 (Input_file::open_binary): Likewise.
9425 * script.cc (read_input_script): Likewise.
9426 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9427 options parameter from constructor. Change all callers.
9428 (class Read_script): Likewise.
9429 * fileread.h (class Input_file): Update declarations.
9430 * script.h (read_input_script): Update declaration.
9431
34dd024a
NC		 94322009-03-10 Nick Clifton <nickc@redhat.com>
9433
9434 * po/es.po: New Spanish translation.
9435
6d71b17c
CC		 94362009-03-06 Cary Coutant <ccoutant@google.com>
9437
9438 * options.cc (parse_short_option): Keep dash_z from registering itself.
9439
031cdbed
ILT		 94402009-03-03 Ian Lance Taylor <iant@google.com>
9441
9442 PR 9918
9443 * target-reloc.h (relocate_section): Pass output_section to
9444 relocate.
9445 * i386.cc (Target_i386::should_apply_static_reloc): Add
9446 output_section parameter. Change all callers.
9447 (Target_i386::Relocate::relocate): Add output_section parameter.
9448 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9449 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9450 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9451 * testsuite/two_file_shared.sh: New script.
9452 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9453 (check_DATA): Add two_file_shared.dbg.
9454 (two_file_shared.dbg): New target.
9455 * testsuite/Makefile.in: Rebuild.
9456
15d5fa16
ILT		 94572009-03-01 Ian Lance Taylor <iant@google.com>
9458
9459 * configure.ac: Check for byteswap.h.
9460 * configure: Rebuild.
9461 * config.in: Rebuild.
9462
8a4c0b0d
ILT		 94632009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9464
9465 * layout.cc (Layout::find_or_add_kept_section): New function.
9466 (Layout::add_comdat): Removed.
9467 * layout.h (struct Kept_section): Move out of class Layout.
9468 Remove trailing underscores from field names. Add group_sections
9469 field. Rename group_ field to is_group. Change all uses.
9470 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9471 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9472 comdat_groups_ field.
9473 (Sized_relobj::include_section_group): Use
9474 find_or_add_kept_section and Kept_section::group_sections.
9475 (Sized_relobj::include_linkonce_section): Likewise.
9476 * object.cc (class Sized_relobj): Don't define Comdat_group or
9477 Comdat_group_table. Remove find_comdat_group and
9478 add_comdat_group. Remove comdat_groups_ field.
9479 * plugin.cc (include_comdat_group): Use
9480 Layout::find_or_add_kept_section.
9481
b4ecf66b
ILT		 94822009-02-28 Ian Lance Taylor <iant@google.com>
9483
14359ca0
ILT		 9484 * README: --gc-sections and map files are now supported. Document
9485 some build requirements.
9486
b4ecf66b
ILT		 9487 PR 6992
9488 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9489 relocatable link set the value of the section symbol to zero.
9490 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9491 relocatable link don't include the section address in the local
9492 symbol value.
9493
0602e05a
ILT		 94942009-02-27 Ian Lance Taylor <iant@google.com>
9495
fd9d194f
ILT		 9496 PR 6811
9497 * options.h (class Search_directory): Add is_system_directory.
9498 (class General_options): Declare is_in_system_directory.
9499 * options.cc (get_relative_sysroot): Make static.
9500 (get_default_sysroot): Make static.
9501 (General_optoins::is_in_system_directory): New function.
9502 * fileread.cc (Input_file::is_in_system_directory): New function.
9503 * fileread.h (class Input_file): Declare is_in_system_directory.
9504 * object.h (class Object): Add is_in_system_directory.
9505 (class Input_objects): Remove system_library_directory_ field.
9506 * object.cc (Input_objects::add_object): Don't set
9507 system_library_directory_.
9508 (input_objects::found_in_system_library_directory): Remove.
9509 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9510 parameter. Change all callers.
9511 (Symbol_table::sized_write_globals): Likewise.
9512 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9513 Call Object::is_in_system_directory.
9514 * symtab.h (class Symbol_table): Update declarations.
9515
61edd21f
ILT		 9516 PR 5990
9517 * descriptors.h (Open_descriptor): Add is_on_stack field.
9518 * descriptors.cc (Descriptors::open): If the descriptor is on the
9519 top of the stack, remove it. Initialize is_on_stack field.
9520 (Descriptors::release): Only add pod to stack if it is not on the
9521 stack already.
9522 (Descriptors::close_some_descriptor): Clear stack_next and
9523 is_on_stack fields.
9524
e29e076a
ILT		 9525 PR 7091
9526 * output.cc (Output_section::find_starting_output_address): Rename
9527 from starting_output_address; add PADDR parameter; change return
9528 type.
9529 * output.h (class Output_section): Declare
9530 find_starting_output_address instead of starting_output_address.
9531 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9532 section symbol for which we can't find a merge section.
9533
0602e05a
ILT		 9534 PR 9836
9535 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9536 hidden or internal, force the symbol to be local.
9537 * resolve.cc (Symbol::override_visibility): Define.
9538 (Symbol::override_base): Use override_visibility.
9539 (Symbol_table::resolve): Likewise.
9540 (Symbol::override_base_with_special): Likewise.
9541 (Symbol_table::override_with_special): If the visibility is hidden
9542 or internal, force the symbol to be local.
9543 * symtab.h (class Symbol): Add set_visibility and
9544 override_visibility.
9545 * testsuite/ver_test_1.sh: New file.
9546 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9547 (check_DATA): Add ver_test_1.syms.
9548 (ver_test_1.syms): New target.
9549 * testsuite/Makefile.in: Rebuild.
9550
401a9a73
CC		 95512009-02-25 Cary Coutant <ccoutant@google.com>
9552
9553 * layout.cc (Layout::choose_output_section): Don't rename sections
9554 when using a linker script that has a SECTIONS clause.
9555 * Makefile.in: Regenerate.
9556
9557 * testsuite/Makefile.am (script_test_5.sh): New test case.
9558 * testsuite/Makefile.in: Regenerate.
9559 * testsuite/script_test_5.cc: New file.
9560 * testsuite/script_test_5.sh: New file.
9561 * testsuite/script_test_5.t: New file.
9562
f488e4b0
CC		 95632009-02-13 Rafael Avila de Espindola <espindola@google.com>
9564
9565 * archive.cc (Archive::include_member): Update calls to add_symbols.
9566 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9567 the Layout argument.
9568 * dynobj.h (do_add_symbols): Add the Layout argument.
9569 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9570 Layout argument.
9571 * object.h (Object::add_symbols): Add the Layout argument.
9572 (Object::do_add_symbols): Add the Layout argument.
9573 (Sized_relobj::do_add_symbols): Add the Layout argument.
9574 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9575 Unify the two versions.
9576 (Add_plugin_symbols): Remove.
9577 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9578 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9579 (Add_plugin_symbols): Remove.
9580 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9581 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9582 (Add_symbols::run): Make it work with Pulginobj.
9583
89dd1680
ILT		 95842009-02-06 Ian Lance Taylor <iant@google.com>
9585
9586 * object.cc (Sized_relobj::do_layout): Make info message start
9587 with lower case letter.
9588
266d0a74
ILT		 95892009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9590
602b464e
ILT		 9591 * binary.cc: Fix file comment.
9592
266d0a74
ILT		 9593 * options.h (enum Incremental_disposition): Define.
9594 (class General_options): Add new options: --incremental,
9595 --incremental_changed, --incremental_unchanged,
9596 --incremental_unknown. Add incremental_disposition_ and
9597 implicit_incremental_ fields.
9598 (General_options::incremental_disposition): New function.
9599 (class Position_dependent_options): Add incremental_disposition
9600 option.
9601 (Position_dependent_options::copy_from_options): Set incremental
9602 dispositions.
9603 * options.cc (General_options::parse_incremental_changed): New
9604 function.
9605 (General_options::parse_incremental_unchanged): New function.
9606 (General_options::parse_incremental_unknown): New function.
9607 (General_options::General_options): Initialize new fields
9608 incremental_disposition_ and implicit_incremental_.
9609 (General_options::finalize): Check for uasge of --incremental-*
9610 without --incremental.
9611
f073bbf7
CD		 96122009-02-06 Chris Demetriou <cgd@google.com>
9613
9614 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9615 pointer and to report location as the file name associated with
9616 the symbol.
9617 (gold_undefined_symbol_at_location): New function to replace the
9618 old gold_undefined_symbol functionality.
9619 * target-reloc.h (relocate_section): Update to use
9620 gold_undefined_symbol_at_location.
9621 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9622 Call gold_undefined_symbol function rather than gold_error.
9623 * errors.h (Errors::undefined_symbol): Take location as a
9624 string, rather than calculating it from a relocation.
9625 * errors.cc (Errors::fatal): Print "fatal error:" before the
9626 formatted message.
9627 (Errors::error, Errors::error_at_location): Print "error: "
9628 before the formatted message.
9629 (Errors::undefined_symbol): Take location as a string, rather
9630 than calculating it from a relocation.
9631 (gold_undefined_symbol_at_location): New function akin to
9632 old gold_undefined_symbol, calculates location from relocation.
9633 (gold_undefined_symbol): Change to take only a Symbol pointer
9634 and to report location as the file name associated with the symbol.
9635 * testsuite/debug_msg.sh: Update for changed error messages.
9636 * testsuite/undef_symbol.sh: Likewise.
9637
8e94a90c
ILT		 96382009-02-04 Duncan Sands <baldrick@free.fr>
9639
9640 PR 9812
9641 * reduced_debug_output.h
9642 (Output_reduced_debug_abbrev_section::failed): Use format for
9643 gold_warning.
9644 (Output_reduced_debug_info_section::faild): Likewise.
9645
88a0e15b
ILT		 96462009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9647
9648 * script.cc (Lazy_demangler): New class.
9649 (Version_script_info::get_symbol_version_helper): Demangle a
9650 symbol only once.
9651
5efc7cd2
CC		 96522009-01-29 Cary Coutant <ccoutant@google.com>
9653
9654 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9655 to __tls_get_addr.
9656 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9657
e0ebcf42
ILT		 96582009-01-28 Ian Lance Taylor <iant@google.com>
9659
5efc7cd2 9660 * version.cc (version_string): Bump to 1.9.
75fe7426 9661
e0ebcf42
ILT		 9662 * gold.h: Include <cstring> and <stdint.h>.
9663 * version.cc: Include <cstdio>.
9664 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9665 warning.
9666 * reduced_debug_output.cc (insert_into_vector): Rename from
9667 Insert_into_vector; change all callers. Use Swap_unaligned to
9668 avoid aliasing issue; remove union since it is unnecessary.
9669
8e2813be 96702009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9671
9672 * Makefile.am (CCFILES): Add gc.cc.
9673 (HFILES): Add gc.h.
9674 * Makefile.in: Regenerate.
9675 * gold.cc (Gc_runner): New class.
9676 (queue_initial_tasks): Call garbage collection related tasks
9677 when corresponding options are invoked.
9678 (queue_middle_gc_tasks): New function.
9679 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9680 processed early before laying out sections during garbage collection.
9681 * gold.h (queue_middle_gc_tasks): New function.
9682 (is_prefix_of): Move from "layout.cc".
9683 * i386.cc (Target_i386::gc_process_relocs): New function.
9684 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9685 * main.cc (main): Create object of class "Garbage_collection".
9686 * object.cc (Relobj::copy_symbols_data): New function.
9687 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9688 (Sized_relobj::do_layout): Allow this function to be called twice
9689 during garbage collection and defer layout of section during the
6d03d481
ST		 9690 first call.
9691 * object.h (Relobj::get_symbols_data): New function.
9692 (Relobj::is_section_name_included): New function.
9693 (Relobj::copy_symbols_data): New function.
9694 (Relobj::set_symbols_data): New function.
9695 (Relobj::get_relocs_data): New function.
9696 (Relobj::set_relocs_data): New function.
9697 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9698 (Relobj::gc_process_relocs): New function.
9699 (Relobj::do_gc_process_relocs): New pure virtual function.
9700 (Relobj::sd_): New data member.
9701 (Sized_relobj::is_output_section_offset_invalid): New function.
9702 (Sized_relobj::do_gc_process_relocs): New function.
9703 * options.h (General_options::gc_sections): Modify to not be a no-op.
9704 (General_options::print_gc_sections): New option.
9705 * plugin.cc (Plugin_finish::run): Remove function call to
9706 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9707 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9708 * reloc.cc (Read_relocs::run): Add task to process relocs and
9709 determine unreferenced sections when doing garbage collection.
9710 (Gc_process_relocs): New class.
9711 (Sized_relobj::do_gc_process_relocs): New function.
9712 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9713 sections that are garbage collected.
9714 * reloc.h (Gc_process_relocs): New class.
9715 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9716 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9717 symbols whose corresponding sections are garbage collected.
9718 (Symbol_table::Symbol_table): Add new parameter for the garbage
9719 collection object.
9720 (Symbol_table::gc_mark_undef_symbols): New function.
9721 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9722 (Symbol_table::gc_mark_dyn_syms): New function.
9723 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9724 as garbage.
9725 (Symbol_table::add_from_object): Likewise.
9726 (Symbol_table::add_from_relobj): When building shared objects, do not
9727 treat externally visible symbols as garbage.
9728 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9729 table information for static and relocatable links.
9730 * symtab.h (Symbol_table::set_gc): New function.
9731 (Symbol_table::gc): New function.
9732 (Symbol_table::gc_mark_undef_symbols): New function.
9733 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9734 (Symbol_table::gc_mark_dyn_syms): New function.
9735 (Symbol_table::gc_): New data member.
e1df38aa 9736 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9737 function.
9738 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9739 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9740
3b293544
CF		 97412009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9742
9743 * options.h (General_options::gc_sections): Define as a no-op for now.
9744 (General_options::no_keep_memory): Ditto.
9745 (General_options::Bshareable): Define.
9746 * options.cc (General_options::finalize): Honor -Bshareable.
9747
83d22aa8
AS		 97482009-01-20 Andreas Schwab <schwab@suse.de>
9749
9750 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9751 read the value in the contents, since we don't use it. Use the
9752 template endianness when writing.
9753 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9754
cd536b21
AS		 97552009-01-19 Andreas Schwab <schwab@suse.de>
9756
9757 * configure.tgt (powerpc64-*): Fix targ_obj.
9758
99e9a495
ILT		 97592009-01-15 Ian Lance Taylor <iant@google.com>
9760
9761 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9762 local symbols when stripping all symbols.
9763
bbbfea06
CC		 97642009-01-14 Cary Coutant <ccoutant@google.com>
9765
99e9a495 9766 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9767
0f7c0701
CC		 97682009-01-14 Cary Coutant <ccoutant@google.com>
9769
9770 * archive.cc (Archive::get_elf_object_for_member): Remove call
9771 to File_read::claim_for_plugin.
9772 * descriptors.cc (Descriptors::open): Remove reference to
9773 is_claimed.
9774 (Descriptors::claim_for_plugin): Remove.
9775 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9776 (Descriptors::is_claimed): Remove.
9777 (claim_descriptor_for_plugin): Remove.
9778 * fileread.cc (File_read::claim_for_plugin): Remove.
9779 * fileread.h (File_read::claim_for_plugin): Remove.
9780 (File_read::descriptor): Reopen descriptor if necessary.
9781 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9782 (Plugin_manager::all_symbols_read): Add task parameter. Change
9783 all callers.
9784 (Plugin_manager::get_input_file): New function.
9785 (Plugin_manager::release_input_file): New function.
9786 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9787 corresponding data member.
9788 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9789 and pass to base constructor. Change all callers.
9790 (get_input_file, release_input_file): New functions.
9791 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9792 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9793 (Plugin_manager::all_symbols_read): Add task parameter.
9794 (Plugin_manager::get_input_file): New function.
9795 (Plugin_manager::release_input_file): New function.
9796 (Plugin_manager::task_): New data member.
9797 (Pluginobj::Pluginobj): Add filesize parameter.
9798 (Pluginobj::filename): New function.
9799 (Pluginobj::descriptor): New function.
9800 (Pluginobj::filesize): New function.
9801 (Pluginobj::filesize_): New data member.
9802 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9803 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9804 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9805
9806 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9807 with archive libraries.
9808 * testsuite/Makefile.in: Regenerate.
9809 * testsuite/plugin_test.c (struct sym_info): New type.
9810 (get_input_file, release_input_file): New static variables.
9811 (onload): Capture new transfer vector entries.
9812 (claim_file_hook): Stop reading at end of file according to filesize.
9813 Factor out parsing of readelf output into separate function.
9814 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9815 APIs and get the source file name from the symbol table. Convert
9816 source file name to corresponding object file name. Print info
9817 message when adding new input files.
9818 (parse_readelf_line): New function.
9819 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9820 * testsuite/plugin_test_2.sh: Likewise.
9821 * testsuite/plugin_test_3.sh: Likewise.
9822 * testsuite/plugin_test_4.sh: New test case.
9823
62a6d109
ILT		 98242009-01-07 Ian Lance Taylor <iant@google.com>
9825
9826 * version.cc (version_string): Bump to 1.8.
9827
483620e8
CC		 98282008-12-23 Cary Coutant <ccoutant@google.com>
9829
9830 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9831 * plugin.cc (Plugin_manager::finish): Rename as
9832 layout_deferred_objects. Move cleanup to separate function.
9833 (Plugin_manager::cleanup): New function.
9834 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9835 separately.
9836 * plugin.h (Plugin_manager::finish): Rename as
9837 layout_deferred_objects.
9838 (Plugin_manager::cleanup): New function.
9839 (Plugin_manager::cleanup_done): New field.
9840
d66a9eb3
CC		 98412008-12-23 Cary Coutant <ccoutant@google.com>
9842
9843 * plugin.cc (is_visible_from_outside): New function.
9844 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9845 so we don't return "IR only" status for exported symbols or -r links.
9846
9847 * testsuite/Makefile.am (plugin_test_3): New test case.
9848 * testsuite/Makefile.in: Regenerate.
9849 * testsuite/plugin_test_3.sh: New file.
9850
5995b570
CC		 98512008-12-22 Cary Coutant <ccoutant@google.com>
9852
9853 * object.cc (Sized_relobj::layout_section): New function.
9854 (Sized_relobj::do_layout): Defer layout of input sections until after
9855 plugin has provided replacement files.
9856 (Sized_relobj::do_layout_deferred_sections): New function.
9857 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9858 (Relobj::layout_deferred_sections): New function.
9859 (Relobj::do_layout_deferred_sections): New function.
9860 (Sized_relobj::do_layout_deferred_sections): New function.
9861 (Sized_relobj::layout_section): New function.
9862 (Sized_relobj::Deferred_layout): New structure.
9863 (Sized_relobj::deferred_layout_): New field.
9864 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9865 Change all callers. Layout deferred sections.
9866 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9867 references.
9868 (Plugin_hook::run): Move code from do_plugin_hook inline.
9869 (Plugin_hook::do_plugin_hook): Remove.
9870 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9871 (Plugin_manager::finish): Renamed, was cleanup.
9872 (Plugin_manager::should_defer_layout): New function.
9873 (Plugin_manager::add_deferred_layout_object): New function.
9874 (Plugin_manager::Deferred_layout_list): New type.
9875 (Plugin_manager::deferred_layout_objects_): New field.
9876 (Plugin_hook::do_plugin_hook): Remove.
9877
ee769c88
ILT		 98782008-12-17 Ian Lance Taylor <iant@google.com>
9879
9880 * options.h (class General_options): Add --no case for
9881 --export-dynamic.
9882
abc8dcba
CC		 98832008-12-16 Cary Coutant <ccoutant@google.com>
9884
9885 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9886 vector.
9887 (Plugin_manager::claim_file): Create plugin object even if
9888 plugin did not call the add_symbols callback.
9889 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9890 asking for more symbols than were added.
9891 * testsuite/Makefile.am (plugin_test_1): Add test case with
9892 no global symbols.
9893 (empty.syms): New target.
9894 * testsuite/Makefile.in: Regenerate.
9895 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9896 message. Don't call add_symbols if no globals.
9897 (all_symbols_read_hook): Don't provide replacement for empty
9898 claimed file.
9899
b0074644
ILT		 99002008-12-12 Ian Lance Taylor <iant@google.com>
9901
68943102
ILT		 9902 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9903 r_type == 0 for a local symbol with r_sym == 0.
9904 (scan_relocatable_relocs): Pass r_sym to
9905 local_non_section_strategy.
9906 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9907 r_sym parameter.
9908
b0074644
ILT		 9909 * configure.ac: Update test for TLS descriptors: they are
9910 supported as of glibc 2.9.
9911 * configure: Rebuild.
9912
c2508178
ILT		 99132008-12-11 Ian Lance Taylor <iant@google.com>
9914
9915 PR 7091
9916 * target-reloc.h (Default_scan_relocatable_relocs): For each
9917 function, map r_type == 0 to RELOC_DISCARD.
9918
2756a258
CC		 99192008-12-10 Cary Coutant <ccoutant@google.com>
9920
9921 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9922 object to override a kept COMDAT group from a plugin object.
9923
bb6f53d3
ILT		 99242008-12-09 Ian Lance Taylor <iant@google.com>
9925
fbc558e1
ILT		 9926 PR 7088
9927 * yyscript.y (file_cmd): Handle INPUT.
9928
bb6f53d3
ILT		 9929 * testsuite/initpri1.c: Change all declarations to be full
9930 prototypes by adding void, to avoid compiler warnings.
9931
4674ecfc
CC		 99322008-12-05 Rafael Avila de Espindola <espindola@google.com>
9933
9934 * options.cc (General_options::parse_plugin_opt): New.
9935 (General_options::add_plugin): The argument now is just the filename.
9936 (General_options::add_plugin_option): New.
9937 * options.h (plugin_opt): New.
9938 (add_plugin): Change argument name.
9939 (add_plugin_option): New.
9940 * plugin.cc (Plugin::load): Don't parse the plugin option.
9941 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9942 (Plugin::add_option): New.
9943 (Plugin::args_): Change type.
9944 (Plugin::filename_): New.
9945 (Plugin_manager::add_plugin_option): New.
9946 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9947 * testsuite/Makefile.in: Regenerate.
9948
fd06b4aa
CC		 99492008-12-05 Cary Coutant <ccoutant@google.com>
9950
9951 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9952 Handle --strip-lto-sections option.
9953 * options.h (strip_lto_sections): New option.
9954
6c52134c
CC		 99552008-12-01 Cary Coutant <ccoutant@google.com>
9956
9957 * plugin.cc (ld_plugin_message): Change format parameter to const.
9958 Fix mismatch between new[] and delete.
9959
a45248e0
CC		 99602008-11-14 Cary Coutant <ccoutant@google.com>
9961
9962 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9963 instead of -1U.
9964
c82fbeee
CS		 99652008-11-05 Craig Silverstein <csilvers@google.com>
9966
9967 * options.cc (General_options::parse_dynamic_list): New function.
9968 * options.h (General_options): New flags dynamic_list,
9969 dynamic_list_data, dynamic_list_cpp_new, and
9970 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9971 (General_options::in_dynamic_list): New function.
9972 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9973 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9974 (Lex::can_continue_name): Likewise.
9975 (yylex): Likewise.
9976 (read_script_file): New parameter script_options.
9977 (read_dynamic_list): New function.
9978 (Script_options::define_dynamic_list): New function.
9979 (dynamic_list_keyword_parsecodes): New variable.
9980 (dynamic_list_keywords): New variable.
9981 * script.h (Script_options::define_dynamic_list): New function
9982 prototype.
9983 (read_dynamic_list): New function prototype.
9984 * symtab.cc (strprefix): New macro.
9985 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9986 dynamic_list_data, dynamic_list_cpp_new, and
9987 dynamic_list_cpp_typeinfo.
9988 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9989 (dynamic_list_expr): New rule.
9990 (dynamic_list_nodes): Likewise.
9991 (dynamic_list_node): Likewise.
9992 * testsuite/Makefile.am (dynamic_list): New test.
9993 * testsuite/Makefile.in: Regenerated.
9994 * testsuite/dynamic_list.t: New file.
9995 * testsuite/dynamic_list.sh: New file.
9996
e0bb29a5
CS		 99972008-11-05 Craig Silverstein <csilvers@google.com>
9998
9999 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10000 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10001 (t11_last): Likewise.
10002 * testsuite/ver_test_6.c (main): Likewise.
10003
4e1e25e0
CC		 100042008-10-07 Cary Coutant <ccoutant@google.com>
10005
10006 * options.c (General_options::finalize): Add check for -static and
10007 -shared.
10008 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10009 is not empty.
10010
92f03fcb
CC		 100112008-10-02 Cary Coutant <ccoutant@google.com>
10012
10013 * plugin.cc (make_sized_plugin_object): Fix conditional
10014 compilation to work when not all targets are enabled.
10015
fbd8a257
CC		 100162008-09-29 Cary Coutant <ccoutant@google.com>
10017
10018 * archive.cc (Archive::get_file_and_offset): Use filename instead
10019 of name to get library path.
10020 (Archive::include_member): Unlock external member of a thin archive.
10021
10022 * testsuite/Makefile.am (TEST_AR): New variable.
10023 (thin_archive_test_1): New test.
10024 (thin_archive_test_2): New test.
81636b3f
CC		 10025 * testsuite/Makefile.in: Regenerate.
10026 * testsuite/thin_archive_main.cc: New file.
10027 * testsuite/thin_archive_test_1.cc: New file.
10028 * testsuite/thin_archive_test_2.cc: New file.
10029 * testsuite/thin_archive_test_3.cc: New file.
10030 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10031
eff45813
CC		 100322008-09-29 Cary Coutant <ccoutant@google.com>
10033
10034 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10035 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10036 instead of -1U.
10037 (Sized_relobj::do_finalize_local_symbols): Likewise.
10038 (Sized_relobj::map_to_kept_section): Likewise.
10039 * object.h (Sized_relobj::invalid_address): New constant.
10040 (Sized_relobj::do_output_section_offset): Check for invalid_address
10041 and return -1ULL.
10042 * output.cc (Output_reloc::local_section_offset): Use constant
10043 invalid_address instead of -1U.
10044 (Output_reloc::get_address): Likewise.
10045 (Output_section::output_address): Change -1U to -1ULL.
10046 * output.h (Output_reloc::invalid_address): New constant.
10047 * reloc.cc (Sized_relobj::write_sections): Use constant
10048 invalid_address instead of -1U.
10049 (Sized_relobj::relocate_sections): Likewise.
10050 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10051 values for merge sections.
10052 * target-reloc.h (relocate_for_relocatable): Use constant
10053 invalid_address instead of -1U.
10054
89fc3421
CC		 100552008-09-19 Cary Coutant <ccoutant@google.com>
10056
10057 Add plugin functionality for link-time optimization (LTO).
10058 * configure.ac (plugins): Add --enable-plugins option.
10059 * configure: Regenerate.
10060 * config.in: Regenerate.
10061 * Makefile.am (LIBDL): New variable.
10062 (CCFILES): Add plugin.cc.
10063 (HFILES): Add plugin.h.
10064 (ldadd_var): Add LIBDL.
10065 * Makefile.in: Regenerate.
10066
10067 * archive.cc: Include "plugin.h".
10068 (Archive::setup): Don't preread archive symbols when using a plugin.
10069 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10070 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10071 files.
10072 (Archive::include_member): Add symbols from plugin objects.
10073 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10074 * descriptors.cc (Descriptors::open): Check for file descriptors
10075 abandoned by plugins.
10076 (Descriptors::claim_for_plugin): New function.
10077 * descriptors.h (Descriptors::claim_for_plugin): New function.
10078 (Open_descriptor::is_claimed): New field.
10079 (claim_descriptor_for_plugin): New function.
10080 * fileread.cc (File_read::claim_for_plugin): New function.
10081 * fileread.h (File_read::claim_for_plugin): New function.
10082 (File_read::descriptor): New function.
10083 * gold.cc: Include "plugin.h".
10084 (queue_initial_tasks): Add task to call plugin hooks for generating
10085 new object files.
10086 * main.cc: Include "plugin.h".
10087 (main): Load plugin libraries.
10088 * object.h (Pluginobj): Declare.
10089 (Object::pluginobj): New function.
10090 (Object::do_pluginobj): New function.
10091 (Object::set_target): New function.
10092 * options.cc: Include "plugin.h".
10093 (General_options::parse_plugin): New function.
10094 (General_options::General_options): Initialize plugins_ field.
10095 (General_options::add_plugin): New function.
10096 * options.h (Plugin_manager): Declare.
10097 (General_options): Add --plugin option.
10098 (General_options::has_plugins): New function.
10099 (General_options::plugins): New function.
10100 (General_options::add_plugin): New function.
10101 (General_options::plugins_): New field.
10102 * plugin.cc: New file.
10103 * plugin.h: New file.
10104 * readsyms.cc: Include "plugin.h".
10105 (Read_symbols::do_read_symbols): Check for archive before checking
10106 for ELF file. Call plugin hooks to claim files.
10107 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10108 from a real object file; force override when processing replacement
10109 files.
10110 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10111 (Symbol::init_base_object): Likewise.
10112 (Symbol::init_base_output_data): Likewise.
10113 (Symbol::init_base_output_segment): Likewise.
10114 (Symbol::init_base_constant): Likewise.
10115 (Symbol::init_base_undefined): Likewise.
10116 (Symbol::output_section): Assert that object is not a plugin.
10117 (Symbol_table::add_from_pluginobj): New function.
10118 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10119 undefined.
10120 (Symbol_table::sized_write_globals): Likewise.
10121 (Symbol_table::add_from_pluginobj): Instantiate template.
10122 * symtab.h (Sized_pluginobj): Declare.
10123 (Symbol::in_real_elf): New function.
10124 (Symbol::set_in_real_elf): New function.
10125 (Symbol::in_real_elf_): New field.
10126 (Symbol_table::add_from_pluginobj): New function.
10127
10128 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10129 (LIBDL): New variable.
10130 (LDADD): Add LIBDL.
10131 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10132 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10133 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10134 (MOSTLYCLEANFILES): Likewise.
10135 * testsuite/Makefile.in: Regenerate.
10136 * testsuite/plugin_test.c: New file.
10137 * testsuite/plugin_test_1.sh: New file.
10138 * testsuite/plugin_test_2.sh: New file.
10139
de31bda5
ILT		 101402008-09-16 Ian Lance Taylor <iant@google.com>
10141
9c2d0ef9
ILT		 10142 * target-reloc.h (relocate_section): Check whether a symbol is
10143 defined by the ABI before reporting an undefined symbol error.
10144 * target.h (Target::is_defined_by_abi): Make parameter const.
10145 (Target::do_is_defined_by_abi): Likewise.
10146 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10147 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10148 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10149 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10150 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10151 * testsuite/Makefile.in: Rebuild.
10152
de31bda5
ILT		 10153 * fileread.cc (make_view): Add casts to avoid warning.
10154
9fa33bee
AO		 101552008-09-16 Alexandre Oliva <aoliva@redhat.com>
10156
10157 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10158 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10159
183fd0e3
AO		 101602008-09-16 Alexandre Oliva <aoliva@redhat.com>
10161
10162 * options.h (General_options::output_is_executable): New.
10163 (General_options::output_is_pie): New.
10164 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10165 for shared libraries.
10166 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10167
7be8330a
CD		 101682008-09-11 Chris Demetriou <cgd@google.com>
10169
10170 * options.h (origin): New -z option.
10171 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10172 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10173 in DT_FLAGS_1.
10174
a9caad02
CC		 101752008-09-05 Cary Coutant <ccoutant@google.com>
10176
10177 * fileread.cc (File_read::make_view): Add check for attempt to map
10178 beyond end of file.
10179
ae6dce4d
CC		 101802008-09-05 Cary Coutant <ccoutant@google.com>
10181
10182 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10183 explicit instantiations.
10184
d7ab2a47
KVH		 101852008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10186
10187 PR gold/6858
10188 * options.cc (General_options::finalize): Allow undefined symbols
10189 in shlibs if linking -shared.
10190
10191 PR gold/6859
10192 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10193 symbols as not needing a dynsym entry.
10194
1e52a9c1
CS		 101952008-08-20 Craig Silverstein <csilvers@google.com>
10196
10197 * fileread.cc (File_read::open): Do not lock the file unless it
10198 was successfully opened.
10199
d85c80a3
CC		 102002008-08-14 Cary Coutant <ccoutant@google.com>
10201
10202 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10203 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10204 * testsuite/tls_test.cc (struct int128): 128-bit struct
10205 for testing TLS relocs with non-zero addend.
10206 (v12): New TLS variable.
10207 (t12): New test.
10208 (t_last): Add check for v12.
10209 * testsuite/tls_test.h (t12): New function.
10210 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10211
2d924fd9
ILT		 102122008-08-13 Ian Lance Taylor <iant@google.com>
10213
10214 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10215 set tls_segment_ or relro_segment_.
10216 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10217 when appropriate.
10218 * output.h (Output_section::clear_is_relro): New function.
10219 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10220 sections specially even when output_data_ is empty.
10221 (Output_segment::maximum_alignment): When first section is relro,
10222 only force alignment for PT_LOAD segments.
10223 * script.cc (script_data_segment_align): New function.
10224 (script_data_segment_relro_end): New function.
10225 * script-c.h (script_data_segment_align): Declare.
10226 (script_data_segment_relro_end): Declare.
10227 * script-sections.h (class Script_sections): Declare
10228 data_segment_align and data_segment_relro_end. Add fields
10229 segment_align_index_ and saw_relro_end_.
10230 * script-sections.cc (class Sections_element): Add set_is_relro
10231 virtual function. Add new bool* parameter to place_orphan_here.
10232 Add get_output_section virtual function.
10233 (class Output_section_definition): Add set_is_relro. Add new
10234 bool* parameter to place_orphan_here. Add get_output_section.
10235 Add is_relro_ field.
10236 (Output_section_definition::Output_section_definition): Initialize
10237 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10238 and is_relro_ fields.
10239 (Output_section_definition::place_orphan_here): Add is_relro
10240 parameter.
10241 (Output_section_definition::set_section_addresses): Set relro for
10242 output section.
10243 (Output_section_definition::alternate_constraint): Likewise.
10244 (class Orphan_output_section): Add new bool* parameter to
10245 place_orphan_here. Add get_output_section.
10246 (Orphan_output_section::place_orphan_here): Add is_relro
10247 parameter.
10248 (Script_sections::Script_sections): Initialize
10249 data_segment_align_index_ and saw_relro_end_.
10250 (Script_sections::data_segment_align): New function.
10251 (Script_sections::data_segment_relro_end): New function.
10252 (Script_sections::place_orphan): Set or clear is_relro.
10253 (Script_sections::set_section_addresses): Force alignment of first
10254 TLS section.
10255 * yyscript.y (exp): Call script_data_segment_align and
10256 script_data_segment_relro_end.
10257 * testsuite/relro_script_test.t: New file.
10258 * testsuite/relro_test.cc (using_script): Declare.
10259 (t1, t2): Test using_script.
10260 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10261 (relro_script_test_SOURCES): Define.
10262 (relro_script_test_DEPENDENCIES): Define.
10263 (relro_script_test_LDFLAGS): Define.
10264 (relro_script_test_LDADD): Define.
10265 (relro_script_test.so): New target.
10266 * testsuite/Makefile.in: Rebuild.
10267
f827c9a9
CC		 102682008-08-06 Cary Coutant <ccoutant@google.com>
10269
10270 * archive.cc (Archive::total_archives, Archive::total_members)
10271 (Archive::total_members_loaded): New variables.
10272 (Archive::setup): Add parameter. Add option to preread
10273 archive symbols.
10274 (Archive::read_armap): Add counter.
10275 (Archive::get_file_and_offset): New function.
10276 (Archive::get_elf_object_for_member): New function.
10277 (Archive::read_all_symbols): New function.
10278 (Archive::read_symbols): New function.
10279 (Archive::add_symbols): Add counters.
10280 (Archive::include_all_members): Use armap to find members if it's
10281 already built.
10282 (Archive::include_member): Skip reading symbols if already read.
10283 Factored code into Archive::get_file_and_offset and
10284 Archive::get_elf_object_for_member. Changed call to
10285 Mapfile::report_include_archive_member.
10286 (Archive::print_stats): New function.
10287 * archive.h: Declare Object and Read_symbols_data classes.
10288 (Archive::Archive): Add initializers for new members.
10289 (Archive::setup): Add parameter.
10290 (Archive::print_stats): New function.
10291 (Archive::total_archives, Archive::total_members)
10292 (Archive::total_members_loaded): New variables.
10293 (Archive::get_file_and_offset): New function.
10294 (Archive::get_elf_object_for_member): New function.
10295 (Archive::read_all_symbols): New function.
10296 (Archive::read_symbols): New function.
10297 (Archive::Archive_member): New class.
10298 (Archive::members_): New member.
10299 (Archive::num_members_): New member.
10300 * main.cc: Include archive.h.
10301 (main): Call Archive::print_stats.
10302 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10303 archive parameter; member_name is now the fully-decorated name.
10304 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10305 * options.h: (General_options): Add --preread-archive-symbols option.
10306 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10307 Archive::setup.
10308
de4c45bd
ILT		 103092008-08-04 Ian Lance Taylor <iant@google.com>
10310
10311 * symtab.h (Symbol::use_plt_offset): New function.
10312 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10313 * powerpc.cc (Relocate::relocate): Likewise.
10314 * sparc.cc (Relocate::relocate): Likewise.
10315 * x86_64.cc (Relocate::relocate): Likewise.
10316 * testsuite/weak_plt.sh: New test.
10317 * testsuite/weak_plt_main.cc: New test.
10318 * testsuite/weak_plt_shared.cc: New test.
10319 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10320 (check_PROGRAMS): Add weak_plt.
10321 (check_DATA): Add weak_plt_shared.so.
10322 (weak_plt_main_pic.o, weak_plt): New targets.
10323 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10324 * testsuite/Makefile.in: Rebuild.
10325
10326 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10327 gcctestdir/ld.
10328 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10329 * testsuite/Makefile.in: Rebuild.
10330
323ee3f4
AM		 103312008-08-04 Alan Modra <amodra@bigpond.net.au>
10332
10333 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10334 * Makefile.in: Regenerate.
10335 * po/POTFILES.in: Regenerate.
10336
7c07ecec
ILT		 103372008-07-29 Ian Lance Taylor <iant@google.com>
10338
10339 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10340 symbols before other symbols.
10341 * testsuite/script_test_2.cc (test_addr): Declare.
10342 (test_addr_alias): Declare.
10343 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10344 values.
7c07ecec
ILT		 10345 * testsuite/script_test_2.t: Define test_addr_alias and
10346 test_addr.
10347
5778530e
ILT		 103482008-07-24 Ian Lance Taylor <iant@google.com>
10349
2a00e4fb
ILT		 10350 PR 5990
10351 * descriptors.cc: New file.
10352 * descriptors.h: New file.
10353 * gold-threads.h (class Hold_optional_lock): New class.
10354 * fileread.cc: Include "descriptors.h".
10355 (File_read::~File_read): Release descriptor rather than closing
10356 it.
10357 (File_read::open) [file]: Call open_descriptor rather than open.
10358 Set is_descriptor_opened_.
10359 (File_read::open) [memory]: Assert that descriptor is not open.
10360 (File_read::reopen_descriptor): New function.
10361 (File_read::release): Release descriptor.
10362 (File_read::do_read): Make non-const. Reopen descriptor.
10363 (File_read::read): Make non-const.
10364 (File_read::make_view): Reopen descriptor.
10365 (File_read::do_readv): Likewise.
10366 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10367 Update declarations.
10368 * layout.cc: Include "descriptors.h".
10369 (Layout::create_build_id): Use open_descriptor rather than open.
10370 * output.cc: Include "descriptors.h".
10371 (Output_file::open): Use open_descriptor rather than open.
10372 * archive.cc (Archive::const_iterator): Change Archive to be
10373 non-const.
10374 (Archive::begin, Archive::end): Make non-const.
10375 (Archive::count_members): Likewise.
10376 * archive.h (class Archive): Update declarations.
10377 * object.h (Object::read): Make non-const.
10378 * Makefile.am (CCFILES): Add descriptors.cc.
10379 (HFILES): Add descriptors.h.
10380 * Makefile.in: Rebuild.
10381
801647d1
ILT		 10382 PR 6716
10383 * gold.h: Always include <clocale>. Add Solaris workarounds
10384 following code in binutils/sysdep.h.
10385
5edd166e
ILT		 10386 PR 6048
10387 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10388 this->eh_frame_hdr_ is NULL before using it.
10389
c89ad728
ILT		 10390 * dynobj.cc (Versions::Versions): Update comment.
10391
aa86f06b
ILT		 10392 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10393 the base version name.
10394
5778530e
ILT		 10395 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10396 array size plus one.
10397 (Stringpool_template::set_string_offsets): Subtract one from key
10398 before using it as an array index.
10399 (Stringpool_template::get_offset_with_length): Likewise.
10400 (Stringpool_template::write_to_buffer): Likewise.
10401 * stringpool.h (Stringpool_template::get_offset_from_key):
10402 Likewise.
10403
057ead22
ILT		 104042008-07-23 Ian Lance Taylor <iant@google.com>
10405
7f649c59
ILT		 10406 PR 6658
10407 * object.h (Merged_symbol_value::value): Do our best to handle a
10408 negative addend.
10409
057ead22
ILT		 10410 PR 6647
10411 * script.cc (Version_script_info::get_versions): Don't add empty
10412 version tag to return value.
10413 (Version_script_info::get_symbol_version_helper): Change return
10414 type to bool. Add pversion parameter. Change all callers.
10415 (script_register_vers_node): Don't require a non-NULL tag.
10416 * script.h (class Version_script_info): Update declarations.
10417 (Version_script_info::get_symbol_version): Change return type to
10418 bool. Add version parameter. Change all callers.
10419 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10420 handling. Handle an empty version from a version script.
10421 (Symbol_table::define_special_symbol): Likewise.
10422 * testsuite/ver_test_10.script: New file.
10423 * testsuite/ver_test_10.sh: New file.
10424 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10425 (check_DATA): Add ver_test_10.syms.
10426 (ver_test_10.syms, ver_test_10.so): New target.
10427 * testsuite/Makefile.in: Rebuild.
10428
58e54ac2
CD		 104292008-07-23 Simon Baldwin <simonb@google.com>
10430
10431 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10432 to zero for undefined symbols from dynamic libraries.
10433
95d14cd3
ILT		 104342008-07-23 Ian Lance Taylor <iant@google.com>
10435
10436 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10437 Change all callers.
10438 * symtab.h (class Symbol_table): Update declaration.
10439 * testsuite/ver_test_9.cc: New file.
10440 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10441 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10442 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10443 (ver_test_9.so, ver_test_9.o): New targets.
10444 * testsuite/Makefile.in: Rebuild.
10445
92de84a6
ILT		 104462008-07-22 Ian Lance Taylor <iant@google.com>
10447
34810851
ILT		 10448 * options.h (class General_options): Define --check-sections.
10449 * layout.cc (Layout::set_segment_offsets): Handle
10450 --check-sections.
10451
af6156ef
ILT		 10452 * options.h (class General_options): Define -n/--nmagic and
10453 -N/--omagic.
10454 * options.cc (General_options::finalize): For -n/--nmagic or
10455 -N/--omagic, set -static.
10456 * layout.cc (Layout::attach_allocated_section_to_segment): If
10457 -N/--omagic, don't put read-only and read-write sections in
10458 different segments.
10459 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10460 finding a read-only segment.
10461 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10462 don't set the minimum segment alignment to the common page size,
10463 and don't set the file offset to the address modulo the page size.
10464 * script-sections.cc (Script_sections::create_segments): If
10465 -n/--omagic, don't put read-only and read-write sections in
10466 different segments.
10467
92de84a6
ILT		 10468 * cref.cc: New file.
10469 * cref.h: New file.
10470 * options.h (class General_options): Add --print-symbol-counts.
10471 * main.cc (main): Issue defined symbol report if requested.
10472 * archive.cc (Archive::interpret_header): Make into a const member
10473 function.
10474 (Archive::add_symbols): Call Input_objects::archive_start and
10475 archive_stop.
10476 (Archive::const_iterator): Define new class.
10477 (Archive::begin, Archive::end): New functions.
10478 (Archive::include_all_members): Rewrite to use iterator.
10479 (Archive::count_members): New function.
10480 * archive.h (class Archive): Update declarations.
10481 (Archive::filename): New function.
10482 * object.cc: Include "cref.h".
10483 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10484 (Sized_relobj::do_get_global_symbol_counts): New function.
10485 (Input_objects::add_object): Add object to cross-referencer.
10486 (Input_objects::archive_start): New function.
10487 (Input_objects::archive_stop): New function.
10488 (Input_objects::print_symbol_counts): New function.
10489 * object.h: Declare Cref and Archive.
10490 (Object::get_global_symbol_counts): New function.
10491 (Object::do_get_global_symbol_counts): New pure virtual function.
10492 (class Sized_relobj): Add defined_count_ field. Update
10493 declarations.
10494 (class Input_objects): Add cref_ field. Update constructor.
10495 Update declarations.
10496 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10497 defined_count_.
10498 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10499 symbol counts.
10500 (Sized_dynobj::do_get_global_symbol_counts): New function.
10501 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10502 defined_count_. Update declarations. Define Symbols typedef.
10503 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10504 parameter. Change all callers.
10505 (Symbol_table::add_from_dynobj): Add sympointers and defined
10506 parameters. Change all callers.
10507 * symtab.h (class Symbol_table): Update declarations.
10508 * Makefile.am (CCFILES): Add cref.cc.
10509 (HFILES): Add cref.h.
10510 * Makefile.in: Rebuild.
10511
3f7c5e1d
CD		 105122008-07-22 Simon Baldwin <simonb@google.com>
10513
10514 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10515 to zero when writing undefined symbols.
10516
e0b64032
ILT		 105172008-07-22 Ian Lance Taylor <iant@google.com>
10518
10519 * output.cc (Output_section::add_input_section): Don't try to
10520 merge empty merge sections.
10521
096b02cf
CS		 105222008-07-21 Craig Silverstein <csilvers@google.com>
10523
10524 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10525 Include symbol version in error message.
cd536b21 10526
1d1f116d
CD		 105272008-07-20 Chris Demetriou <cgd@google.com>
10528
cd536b21 10529 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10530 (RANDOM_SEED_CFLAGS): New substituted variable.
10531 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10532 * configure: Rebuild.
10533 * Makefile.in: Likewise.
10534 * testsuite/Makefile.in: Likewise.
10535
a18f591e
ILT		 105362008-07-18 Ian Lance Taylor <iant@google.com>
10537
10538 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10539 where we see NAME/NULL and NAME/VERSION as separate symbols.
10540 * testsuite/ver_test_main.cc (main): Call t4.
10541 (t4, t4_2a): Define.
10542 * testsuite/ver_test_2.cc (t4_2): Define.
10543 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10544 * testsuite/ver_test_4.cc (t4_2a): Define.
10545 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10546 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10547
c6e3f6ed
ILT		 105482008-07-17 Ian Lance Taylor <iant@google.com>
10549
10550 * dynobj.cc (Versions::add_def): If we give an error about a
10551 missing version, go ahead and create the version anyhow.
10552
ef9beddf
ILT		 105532008-07-10 Ian Lance Taylor <iant@google.com>
10554
10555 Handle output sections with more than 0x7fffffff bytes.
10556 * object.h (class Relobj): Change map_to_output_ to
10557 output_sections_, and just keep a section pointer. Change all
10558 uses. Move comdat group support to Sized_relobj.
10559 (Relobj::is_section_specially_mapped): Remove.
10560 (Relobj::output_section): Remove poff parameter. Change all
10561 callers.
10562 (Relobj::output_section_offset): New function.
10563 (Relobj::set_section_offset): Rewrite.
10564 (Relobj::map_to_output): Remove.
10565 (Relobj::output_sections): New function.
10566 (Relobj::do_output_section_offset): New pure virtual function.
10567 (Relobj::do_set_section_offset): Likewise.
10568 (class Sized_relobj): Add section_offsets_ field. Add comdat
10569 group support from Relobj. Update declarations.
10570 (Sized_relobj::get_output_section_offset): New function.
10571 (Sized_relobj::do_output_section_offset): New function.
10572 (Sized_relobj::do_set_section_offset): New function.
10573 * object.cc (Relobj::output_section_address): Remove.
10574 (Sized_relobj::Sized_relobj): Initialize new fields.
10575 (Sized_relobj::include_section_group): Cast find_kept_object to
10576 Sized_relobj.
10577 (Sized_relobj::include_linkonce_section): Likewise.
10578 (Sized_relobj::do_layout): Use separate arrays for output section
10579 and output offset.
10580 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10581 output_sections.
10582 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10583 output_sections and section_offsets.
10584 (Sized_relobj::write_local_symbols): Likewise.
10585 (map_to_kept_section): Compute output address directly.
10586 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10587 output_sections and section_offsets.
10588 (Sized_relobj::write_sections): Likewise.
10589 (Sized_relobj::relocate_sections): Likewise.
10590 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10591 * output.h (class Output_reloc): Update declarations. Change
10592 u2_.relobj to Sized_relobj*.
10593 (class Output_data_reloc): Change add functions to use
10594 Sized_relobj*.
10595 * output.cc (Output_reloc::Output_reloc): Change relobj to
10596 Sized_relobj*.
10597 (Output_reloc::local_section_offset): Change return type to
10598 Elf_Addr. Use get_output_section_offset.
10599 (Output_reloc::get_address): Likewise.
10600 (Output_section::is_input_address_mapped): Don't call
10601 is_section_specially_mapped.
10602 (Output_section::output_offset): Likewise.
10603 (Output_section::output_address): Likewise.
10604 (Output_section::starting_output_address): Likewise.
10605 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10606 parameter to Sized_relobj*.
10607 (Copy_relocs::need_copy_reloc): Likewise.
10608 (Copy_relocs::save): Likewise.
10609 * copy-relocs.h (class Copy_relocs): Update declarations.
10610 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10611 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10612 * target-reloc.h (relocate_for_relocatable): Change
10613 offset_in_output_section type to Elf_Addr. Change code that uses
10614 it as well.
10615 * layout.cc (Layout::layout): Always set *off.
10616 * mapfile.cc (Mapfile::print_input_section): Use
10617 output_section_offset.
10618 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10619 Sized_relobj*.
10620 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10621 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10622 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10623
5cb66f97
ILT		 106242008-07-03 Ian Lance Taylor <iant@google.com>
10625
10626 * layout.cc (Layout::include_section): Do not discard unrecognized
10627 SHT_STRTAB sections.
10628
afe47622
CS		 106292008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10630
10631 * script.cc (Lex::can_continue_name): Make '?' allowable in
10632 version-script names.
10633 * testsuite/version_script.map: Change glob pattern to use '?'
10634
5adf9721
ILT		 106352008-06-30 Manish Singh <yosh@gimp.org>
10636
10637 PR 6585
10638 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10639 Correct typo.
10640
e6fde208
ILT		 106412008-06-30 Ian Lance Taylor <iant@google.com>
10642
10643 PR 6660
10644 PR 6682
10645 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10646 versions]: Don't try to read the value in the contents, since we
10647 don't use it. Use the template endianness when writing.
10648
3f2e6a2d
CC		 106492008-06-25 Cary Coutant <ccoutant@google.com>
10650
10651 * fileread.cc (File_read::make_view): Assert on zero-length view.
10652 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10653 symbol table when there are no symbols to read.
10654
c43d3a48
CS		 106552008-06-23 Craig Silverstein <csilvers@google.com>
10656
10657 * version.cc (version_string): Bump to 1.7
10658
5f494ea0
CS		 106592008-06-18 Craig Silverstein <csilvers@google.com>
10660
10661 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10662 constant 0xFFFF to type Valtype.
10663 (Powerpc_relocate_functions::rel16_ha): Likewise.
10664
c42e122e
ILT		 106652008-06-17 Ian Lance Taylor <iant@google.com>
10666
f34787f8
ILT		 10667 * output.h (Output_section::Input_section): Initialize p2align_ to
10668 zero for Output_section_data constructors.
10669 (Output_section::Input_section::addralign): If not an input
10670 section, return the alignment of the Output_section_data.
10671 * testsuite/copy_test.cc: New file.
10672 * testsuite/copy_test_1.cc: New file.
10673 * testsuite/copy_test_2.cc: New file.
10674 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10675 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10676 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10677 (copy_test_1_pic.o, copy_test_1.so): New targets.
10678 (copy_test_2_pic.o, copy_test_2.so): New targets.
10679 * testsuite/Makefile.in: Rebuild.
10680
c42e122e
ILT		 10681 * script-sections.cc (Script_sections::place_orphan): Initialize
10682 local variable exact.
10683
ce3ac18a
DE		 106842008-06-13 David Edelsohn <edelsohn@gnu.org>
10685
10686 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10687
42cacb20
DE		 106882008-06-12 David Edelsohn <edelsohn@gnu.org>
10689 David S. Miller <davem@davemloft.net>
10690
10691 * powerpc.cc: New file.
10692 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10693 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10694 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10695 * Makefile.in: Rebuild.
10696
7b308235
ILT		 106972008-06-09 Ian Lance Taylor <iant@google.com>
10698
10699 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10700 <exception>.
10701 (throwing, orig_terminate): New static variables.
10702 (terminate_handler): New static function.
10703 (t2): Set terminate handler.
10704
f0b886e3
ILT		 107052008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10706
10707 PR 6584
cd536b21 10708 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10709 alignment.
10710
3e90f135
CC		 107112008-05-30 Cary Coutant <ccoutant@google.com>
10712
10713 * archive.cc (Archive::include_all_members) Correct to step
10714 over symbol table and extended name table in thin archives.
10715
e09ad04a
ILT		 107162008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10717
10718 PR 6407
10719 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10720 calculation.
10721
62b01cb5
ILT		 107222008-05-28 Caleb Howe <cshowe@google.com>
10723
10724 * reduced_debug_output.cc: New file.
10725 * reduced_debug_output.h: New file.
92de84a6 10726 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10727 * options.cc (General_options::finalize): Add strip_debug_non_line
10728 to the strip heirarchy.
10729 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10730 fields.
10731 * layout.cc: Include "reduced_debug_output.h".
10732 (Layout::Layout): Initialize new fields.
10733 (line_only_debug_sections): New static array.
10734 (is_lines_only_debug_sections): New static inline function.
10735 (Layout::include_section): Handle --strip-debug-non-line.
10736 (Layout::make_output_section): If --strip-debug-non-line, build
10737 new output sections for .debug_abbrev and .debug_info.
10738 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10739 gold. Warn about possible overflow.
10740 (read_signed_LEB_128): Likewise.
10741 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10742 (read_signed_LEB_128): Declare.
10743 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10744 (HFILES): Add reduced_debug_output.h.
10745 * Makefile.in: Rebuild.
10746
7d9e3d98
ILT		 107472008-05-21 Ian Lance Taylor <iant@google.com>
10748
10749 * mapfile.cc: New file.
10750 * mapfile.h: New file.
10751 * options.h (class General_options): Add -M/--print-map and -Map.
10752 * options.cc (General_options::finalize): Make -M equivalent to
10753 -Map -.
10754 * main.cc: Include <cstdio> and "mapfile.h".
10755 (main): Open mapfile if requested.
10756 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10757 constructor. Change caller.
10758 (queue_initial_tasks): Add mapfile parameter. Change caller.
10759 (queue_middle_tasks): Likewise.
10760 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10761 declarations.
10762 * archive.cc: Include "mapfile.h".
10763 (Archive::add_symbols): Add mapfile parameter. Change all
10764 callers. Pass mapfile, symbol, and reason to include_member.
10765 (Archive::include_all_members): Add mapfile parameter. Change all
10766 callers.
10767 (Archive::include_member): Add mapfile, sym, and why parameters.
10768 Change all callers. Report inclusion to map file.
10769 * archive.h: Include "fileread.h".
10770 (class Archive): Update declarations.
10771 (Archive::file): New const method.
10772 (class Add_archive_symbols): Add mapfile_ field. Update
10773 constructor. Change all callers.
10774 * readsyms.h (class Read_symbols): Likewise.
10775 (class Finish_group): Likewise.
10776 (class Read_script): Likewise.
10777 * common.cc: Include "mapfile.h".
10778 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10779 all callers.
10780 (Symbol_table::do_allocate_commons): Likewise.
10781 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10782 symbol allocation to mapfile.
10783 * common.h (class Allocate_commons_task): Add mapfile_ field.
10784 Update constructor. Change all callers.
10785 * symtab.h (class Symbol_table): Update declarations.
10786 * layout.cc: Include "mapfile.h".
10787 (Layout_task_runner::run): Print information to mapfile.
10788 (Layout::create_gold_note): Change Output_data_fixed_space to
10789 Output_data_zero_fill.
10790 (Layout::create_build_id): Likewise.
10791 (Layout::print_to_mapfile): New function.
10792 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10793 constructor. Change caller.
10794 (class Layout): Declare print_to_mapfile.
10795 * output.cc (Output_section::Input_section::print_to_mapfile): New
10796 function.
10797 (Output_section::add_input_section): If producing a map, always
10798 add to input_sections_ list.
10799 (Output_section::do_print_to_mapfile): New function.
10800 (Output_segment::print_sections_to_mapfile): New function.
10801 (Output_segment::print_section_list_to_mapfile): New function.
10802 * output.h: Include "mapfile.h".
10803 (Output_data::print_to_mapfile): New function.
10804 (Output_data::do_print_to_mapfile): New virtual function.
10805 (Output_segment_headers::do_print_to_mapfile): New function.
10806 (Output_file_header::do_print_to_mapfile): New function.
10807 (Output_data_const::do_print_to_mapfile): New function.
10808 (class Output_data_const_buffer): Add map_name_ field. Update
10809 constructor. Change all callers. Add do_print_to_mapfile
10810 function.
10811 (class Output_data_fixed_space): Likewise.
10812 (class Output_data_space): Likewise.
10813 (class Output_data_zero_fill): New class.
10814 (Output_data_strtab::do_print_to_mapfile): New function.
10815 (Output_data_reloc_base::do_print_to_mapfile): New function.
10816 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10817 (Output_data_group::do_print_to_mapfile): New function.
10818 (Output_data_got::do_print_to_mapfile): New function.
10819 (Output_data_dynamic::do_print_to_mapfile): New function.
10820 (Output_symtab_xindex::do_print_to_mapfile): New function.
10821 (class Output_section): Declare do_print_to_mapflie. Declare
10822 print_to_mapfile in Input_section.
10823 (class Output_segment): Declare new functions.
10824 * object.h (Sized_relobj::symbol_count): New function.
10825 * script-sections.cc
10826 (Output_section_element_dot_assignment::set_section_addresses):
10827 Change Output_data_fixed_space to Output_data_zero_fill.
10828 (Output_data_expression::do_print_to_mapfile): New function.
10829 * script.cc (read_input_script): Add mapfile parameter. Change
10830 all callers.
10831 * script.h (read_input_script): Update declaration.
10832 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10833 (Eh_frame::do_print_to_mapfile): New function.
10834 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10835 (Output_merge_string::do_print_to_mapfile): New function.
10836 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10837 function.
10838 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10839 function.
10840 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10841 function.
10842 * Makefile.am (CCFILES): Add mapfile.cc.
10843 (HFILES): Add mapfile.h.
10844 * Makefile.in: Rebuild.
10845
9f1d377b
ILT		 108462008-05-19 Ian Lance Taylor <iant@google.com>
10847
10848 * options.h (class General_options): Add -z relro.
10849 * layout.cc (Layout::Layout): Initialize relro_segment_.
10850 (Layout::add_output_section_data): Return the output section.
10851 (Layout::make_output_section): Rcognize relro sections and mark
10852 them appropriately.
10853 (Layout::attach_allocated_section_to_segment): Put relro sections
10854 in a PT_GNU_RELRO segment.
10855 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10856 section as relro.
10857 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10858 PT_TLS segments.
10859 (Layout::linkonce_mapping): Map d.rel.ro.local to
10860 .data.rel.ro.local.
10861 (Layout::output_section_name): Us .data.rel.ro.local for any
10862 section which begins with that.
10863 * layout.h (class Layout): Update add_output_section_data
10864 declaration. Add relro_segment_ field.
10865 * output.cc (Output_section::Output_section): Initialize is_relro_
10866 and is_relro_local_ fields.
10867 (Output_segment::add_output_section): Group relro sections.
10868 (Output_segment::is_first_section_relro): New function.
10869 (Output_segment::maximum_alignment): If there is a relro section,
10870 align the segment to the common page size.
10871 (Output_segment::set_section_addresses): Track whether we are
10872 looking at relro sections. If the last section is a relro
10873 section, align to the common page size.
10874 (Output_segment::set_section_list_addresses): Add in_relro
10875 parameter. Change all callers. Align to the page size when
10876 moving from relro to non-relro section.
10877 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10878 segment.
10879 * output.h (class Output_section): Add is_relro_ and
10880 is_relro_local_ fields.
10881 (Output_section::is_relro): New function.
10882 (Output_section::set_is_relro): New function.
10883 (Output_section::is_relro_local): New function.
10884 (Output_section::set_is_relro_local): New function.
10885 (class Output_segment): Update declarations.
10886 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10887 * sparc.cc (Target_sparc::got_section): Likewise.
10888 * x86_64.cc (Target_x86_64::got_section): Likewise.
10889 * testsuite/relro_test_main.cc: New file.
10890 * testsuite/relro_test.cc: New file.
10891 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10892 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10893 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10894 (relro_test.so, relro_test_pic.o): New targets.
10895 * testsuite/Makefile.in: Rebuild.
10896
a984ee1d
ILT		 108972008-05-16 Ian Lance Taylor <iant@google.com>
10898
01676dcd
ILT		 10899 * output.cc (Output_segment::add_output_section): Remove front
10900 parameter.
10901 * output.h (class Output_segment): Remove
10902 add_initial_output_section and overloaded add_output_section.
10903 Update declaration of remaining add_output_section.
10904 * layout.cc (Layout::create_interp): Call add_output_section
10905 rather than add_initial_output_section.
10906 (Layout::finish_dynamic_section): Likewise.
10907
497897f9
ILT		 10908 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10909 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10910 know the dynamic type.
10911 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10912 field. Initialize it in constructor.
10913 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10914 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10915 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10916 reloc.
10917
a984ee1d
ILT		 10918 * output.cc (Output_reloc::get_address): Change return type to
10919 Elf_Addr.
10920 * output.h (class Output_reloc): Update get_address declaration.
10921 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10922 for section addresses.
10923
55ba0940
ILT		 109242008-05-09 Ian Lance Taylor <iant@google.com>
10925
10926 PR 6493
10927 * gold.cc (gold_nomem): Use return value of write.
10928
75517b77
ILT		 109292008-05-08 Ian Lance Taylor <iant@google.com>
10930
10931 * symtab.c (Symbol::init_base_output_data): Add version
10932 parameter. Change all callers.
10933 (Symbol::init_base_output_segment): Likewise.
10934 (Symbol::init_base_constant): Likewise.
10935 (Symbol::init_base_undefined): Likewise.
10936 (Sized_symbol::init_output_data): Likewise.
10937 (Sized_symbol::init_output_segment): Likewise.
10938 (Sized_symbol::init_constant): Likewise.
10939 (Sized_symbol::init_undefined): Likewise.
10940 (Symbol_table::do_define_in_output_data): If the new symbol has a
10941 version, mark it as the default.
10942 (Symbol_table::do_define_in_output_segment): Likewise.
10943 (Symbol_table::do_define_as_constant): Likewise.
10944 * symtab.h (class Symbol): Update declarations.
10945 (class Sized_symbol): Likewise.
10946 * resolve.cc (Symbol::override_version): New function.
c42e122e 10947 (Symbol::override_base): Call override_version.
75517b77
ILT		 10948 (Symbol::override_base_with_special): Likewise.
10949 * testsuite/ver_script_8.script: New file.
10950 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10951 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10952 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10953 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10954
f1f70eae
ILT		 109552008-05-06 Ian Lance Taylor <iant@google.com>
10956
f3e9c5c5
ILT		 10957 PR 6049
10958 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10959 functions.
10960 (class General_options): Remove existing --undefined, and add
10961 --no-undefined instead. Add new --undefined as synonym for -u.
10962 * archive.cc (Archive::add_symbols): Check whether symbol was
10963 named with -u.
10964 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10965 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10966 all uses. Add IS_UNDEFINED. Update declarations to split
10967 different versions of init_base. Declare init_base_undefined.
10968 (Symbol::is_defined): Handle IS_UNDEFINED.
10969 (Symbol::is_undefined): Likewise.
10970 (Symbol::is_weak_undefined): Call is_undefined.
10971 (Symbol::is_absolute): Handle IS_CONSTANT.
10972 (class Sized_symbol): Update declarations to split different
10973 versions of init. Declare init_undefined.
10974 (class Symbol_table): Declare new functions.
10975 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10976 Change all callers.
10977 (Symbol::init_base_output_data): Likewise.
10978 (Symbol::init_base_output_segment): Likewise.
10979 (Symbol::init_base_constant): Likewise.
10980 (Symbol::init_base_undefined): New function.
10981 (Sized_symbol::init_object): Rename from init. Change all
10982 callers.
10983 (Sized_symbol::init_output_data): Likewise.
10984 (Sized_symbol::init_output_segment): Likewise.
10985 (Sized_symbol::init_constant): Likewise.
10986 (Sized_symbol::init_undefined): New function.
10987 (Symbol_table::add_undefined_symbols_from_command_line): New
10988 function.
10989 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10990 function.
10991 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10992 (Symbol::output_section): Likewise.
10993 (Symbol::set_output_section): Likewise.
10994 (Symbol_table::sized_finalize_symbol): Likewise.
10995 (Symbol_table::sized_write_globals): Likewise.
10996 * resolve.cc (Symbol_table::should_override): Likewise.
10997 (Symbol::override_base_with_special): Likewise.
10998
8bdcdf2c
ILT		 10999 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11000 symbol, change it to have default visibility.
11001 * testsuite/protected_1.cc: New file.
11002 * testsuite/protected_2.cc: New file.
11003 * testsuite/protected_3.cc: New file.
11004 * testsuite/protected_main_1.cc: New file.
11005 * testsuite/protected_main_2.cc: New file.
11006 * testsuite/protected_main_3.cc: New file.
11007 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11008 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11009 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11010 (protected_1.so): New target.
11011 (protected_1_pic.o, protected_2_pic.o): New targets.
11012 (protected_3_pic.o): New target.
11013 (check_PROGRAMS): Add protected_2.
11014 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11015 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11016 * testsuite/Makefile.in: Rebuild.
11017
2b706932
ILT		 11018 * options.h (DEFINE_var): Add set_user_set_##varname__.
11019 (DEFINE_bool_alias): New macro.
11020 (class General_options): Define -Bstatic using DEFINE_bool_alias
11021 rather than DEFINE_special. Add --undefined as an alias for -z
11022 defs.
11023 * options.cc (General_options::parse_Bstatic): Remove.
11024
d82a5bcc
ILT		 11025 * options.h (class General_options): Add --fatal-warnings.
11026 * main.cc (main): Implement --fatal-warnings.
11027 * errors.h (Errors::warning_count): New function.
11028
f1f70eae
ILT		 11029 * options.h (class General_options): Add -Bsymbolic-functions.
11030 * symtab.h (Symbol::is_preemptible): Check for
11031 -Bsymbolic-functions.
11032
8825ac63
ILT		 110332008-05-05 Ian Lance Taylor <iant@google.com>
11034
d98bc257
ILT		 11035 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11036 as noVARNAME rather than no-VARNAME.
11037 (class General_options): Add option -z combreloc.
11038 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11039 get_address.
11040 (Output_reloc::sort_before) [SHT_REL]: New function.
11041 (Output_reloc::sort_before) [SHT_RELA]: New function.
11042 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11043 Sort_relocs_comparison.
11044 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11045 parameter. Change all callers.
11046 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11047 sort_relocs parameter. Change all callers.
11048 * output.cc (Output_reloc::get_address): New function, broken out
11049 of write_rel.
11050 (Output_reloc::write_rel): Call it.
11051 (Output_reloc::compare): New function.
11052 (Output_data_reloc_base::do_write): Optionally sort relocs.
11053
60b2b4e7
ILT		 11054 * configure.ac: If targ_extra_obj is set, link it in.
11055 * configure.tgt: Initialize all variables.
11056 (x86_64*): Set targ_extra_obj and targ_extra_size.
11057 * configure: Rebuild.
11058
8825ac63
ILT		 11059 * object.cc (Sized_relobj::include_section_group): Adjust section
11060 indexes read from group data. Build vector to pass to
11061 layout_group.
11062 * layout.cc (Layout::layout_group): Add flags and shndxes
11063 parameters. Remove contents parameter. Change caller. Update
11064 explicit instantiations.
11065 * layout.h (class Layout): Update layout_group declaration.
11066 * output.cc (Output_data_group::Output_data_group): Add flags and
11067 input_shndxes parameters. Remove contents parameter. Change
11068 caller.
11069 (Output_data_group::do_write): Change input_sections_ to
11070 input_shndxes_.
11071 * output.h (class Output_data_group): Update constructor
11072 declaration. Rename input_sections_ to input_shndxes_.
11073 * testsuite/many_sections_test.cc: Add template.
11074
e94cf127
CC		 110752008-04-30 Cary Coutant <ccoutant@google.com>
11076
4418b2d5
CC		 11077 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11078
e94cf127
CC		 11079 * layout.cc (Layout::include_section): Refactored check for debug
11080 info section.
11081 (Layout::add_comdat): Add new parameters. Change type
11082 of signature parameter. Add object and shndx to signatures table.
11083 (Layout::find_kept_object): New function.
11084 * layout.h: Include <cstring>.
11085 (Layout::is_debug_info_section): New function.
11086 (Layout::add_comdat): Add new parameters.
11087 (Layout::find_kept_object): New function.
11088 (Layout::Kept_section): New struct.
11089 (Layout::Signatures): Change type of map range.
11090 * object.cc (Relobj::output_section_address): New function.
11091 (Sized_relobj::include_section_group): Add new parameters. Change
11092 calls to Layout::add_comdat. Change to build table of kept comdat
11093 groups and table mapping discarded sections to kept sections.
11094 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11095 (Sized_relobj::do_layout): Change calls to include_section_group and
11096 include_linkonce_section.
11097 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11098 value to zero when section is discarded.
11099 (Sized_relobj::map_to_kept_section): New function.
11100 * object.h (Relobj::output_section_address): New function.
11101 (Relobj::Comdat_group): New type.
11102 (Relobj::find_comdat_group): New function.
11103 (Relobj::Comdat_group_table): New type.
11104 (Relobj::Kept_comdat_section): New type.
11105 (Relobj::Kept_comdat_section_table): New type.
11106 (Relobj::add_comdat_group): New function.
11107 (Relobj::set_kept_comdat_section): New function.
11108 (Relobj::get_kept_comdat_section): New function.
11109 (Relobj::comdat_groups_): New field.
11110 (Relobj::kept_comdat_sections_): New field.
11111 (Symbol_value::input_value): Update comment.
11112 (Sized_relobj::map_to_kept_section) New function.
11113 (Sized_relobj::include_linkonce_section): Add new parameter.
11114 * target-reloc.h (Comdat_behavior): New type.
11115 (get_comdat_behavior): New function.
11116 (relocate_section): Add code to map a discarded section to the
11117 corresponding kept section when applying a relocation.
11118
e4e5049b
CS		 111192008-04-30 Craig Silverstein <csilvers@google.com>
11120
11121 * dwarf_reader.cc (next_generation_count): New static var.
11122 (Addr2line_cache_entry): New struct.
11123 (addr2line_cache): New static var.
11124 (Dwarf_line_info::one_addr2line): Added caching.
11125 (Dwarf_line_info::clear_addr2line_cache): New function.
11126 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11127 cache-size parameter.
11128 (Dwarf_line_info::one_addr2line_cache): New function.
11129 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11130 new cache-size argument to one_addr2line(), and clear cache.
11131
d09e9154
CC		 111322008-04-28 Cary Coutant <ccoutant@google.com>
11133
11134 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11135 R_386_PC8 relocations.
11136
7ef73768
ILT		 111372008-04-23 Ian Lance Taylor <iant@google.com>
11138
55438702
ILT		 11139 * object.cc (Sized_relobj::include_section_group): Check for
11140 invalid section group.
11141
c165fb93
ILT		 11142 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11143 header size.
11144
7ef73768
ILT		 11145 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11146 than read for file header.
11147 * archive.cc (Archive::include_member): Likewise.
11148
6194aaab
L		 111492008-04-23 Paolo Bonzini <bonzini@gnu.org>
11150
11151 * aclocal.m4: Regenerate.
11152 * configure: Regenerate.
11153
d491d34e
ILT		 111542008-04-19 Ian Lance Taylor <iant@google.com>
11155
5ea2bac6
ILT		 11156 * version.cc (version_string): Bump to 1.6.
11157
7bc3e21a
ILT		 11158 * testsuite/Makefile.am (many_sections_r_test): New target.
11159 (many_sections_r_test_SOURCES): Remove.
11160 (many_sections_r_test_DEPENDENCIES): Remove.
11161 (many_sections_r_test_LDFLAGS): Remove.
11162 (many_sections_r_test_LDADD): Remove.
11163
7fcd3aa9
ILT		 11164 * object.cc (Sized_relobj::do_add_symbols): Always pass
11165 local_symbol_count_ to add_from_relobj.
11166
4c94d6ae
ILT		 11167 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11168 every thousand variables.
11169 * testsuite/Makefile.in: Rebuild.
11170
d491d34e
ILT		 11171 * object.cc (Xindex::initialize_symtab_xindex): New function.
11172 (Xindex::read_symtab_xindex): New function.
11173 (Xindex::sym_xindex_to_shndx): New function.
11174 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11175 available.
11176 (Sized_relobj::do_initialize_xindex): New function.
11177 (Sized_relobj::do_read_symbols): Adjust section links.
11178 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11179 parameter. Change all callers.
11180 (Sized_relobj::include_section_group): Adjust section links and
11181 symbol section indexes.
11182 (Sized_relobj::do_layout): Adjust section links.
11183 (Sized_relobj::do_count_local_symbols): Adjust section links and
11184 symbol section indexes.
11185 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11186 ordinary and special symbols.
11187 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11188 dynsym_xindex parameters. Change all callers. Adjust section
11189 links. Use SHN_XINDEX when needed.
11190 (Sized_relobj::get_symbol_location_info): Adjust section links.
11191 Don't get fooled by special symbols.
11192 * object.h (class Xindex): Define.
11193 (class Object): Add xindex_ parameter. Declare virtual functoin
11194 do_initialize_xindex.
11195 (Object::adjust_sym_shndx): New function.
11196 (Object::set_xindex): New protected function.
11197 (class Symbol_value): Add is_ordinary_shndx_ field.
11198 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11199 (Symbol_value::value): Assert ordinary section.
11200 (Symbol_value::initialize_input_to_output_map): Likewise.
11201 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11202 Change all callers.
11203 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11204 all callers.
11205 (class Sized_relobj): Update declarations.
11206 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11207 parameter. Change all callers.
11208 (Sized_relobj::adjust_shndx): New function.
11209 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11210 field.
11211 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11212 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11213 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11214 (Sized_dynobj::read_dynsym_section): Adjust section links.
11215 (Sized_dynobj::read_dynamic): Likewise.
11216 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11217 section links.
11218 (Sized_dynobj::do_initialize_xindex): New function.
11219 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11220 do_initialize_xindex.
11221 (Sized_dynobj::adjust_shndx): New function.
11222 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11223 dynsym_xindex_ fields.
11224 (Layout::finalize): Add a call to set_section_indexes before
11225 creating the symtab sections.
11226 (Layout::set_section_indexes): Don't do anything if the section
11227 already has a section index.
11228 (Layout::create_symtab_sections): Add shnum parameter. Change
11229 caller. Create .symtab_shndx section if needed.
11230 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11231 caller.
11232 (Layout::allocated_output_section_count): New function.
11233 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11234 needed.
11235 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11236 fields. Update declarations.
11237 (Layout::symtab_xindex): New function.
11238 (Layout::dynsym_xindex): New function.
11239 (class Write_symbols_task): Add layout_ field.
11240 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11241 Change caller.
11242 * output.cc (Output_section_headers::Output_section_headers): Add
11243 shstrtab_section parameter. Change all callers.
11244 (Output_section_headers::do_sized_write): Store overflow values
11245 for section count and section string table section index in
11246 section header zero.
11247 (Output_file_header::do_sized_write): Check for overflow of
11248 section count and section string table section index.
11249 (Output_symtab_xindex::do_write): New function.
11250 (Output_symtab_xindex::endian_do_write): New function.
11251 * output.h (class Output_section_headers): Add shstrtab_section_.
11252 Update declarations.
11253 (class Output_symtab_xindex): Define.
11254 (Output_section::has_out_shndx): New function.
11255 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11256 field.
11257 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11258 Change all callers.
11259 (Sized_symbol::init): Likewise.
11260 (Symbol::output_section): Check for ordinary symbol.
11261 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11262 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11263 callers.
11264 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11265 Change all callers. Simplify handling of symbols from sections
11266 not included in the link.
11267 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11268 distinction.
11269 (Weak_alias_sorter::operator()): Assert that symbols are
11270 ordinary.
11271 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11272 distinction.
11273 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11274 parameters. Change all callers.
11275 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11276 symbol distinction. Use SHN_XINDEX when needed.
11277 (Symbol_table::write_section_symbol): Add symtab_xindex
11278 parameter. Change all callers.
11279 (Symbol_table::sized_write_section_symbol): Likewise. Use
11280 SHN_XINDEX when needed.
11281 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11282 declarations.
11283 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11284 (Symbol::is_defined): Check is_ordinary.
11285 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11286 (Symbol::is_absolute, Symbol::is_common): Likewise.
11287 (class Sized_symbol): Update declarations.
11288 (class Symbol_table): Update declarations.
11289 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11290 parameters. Change all callers.
11291 (Sized_symbol::override): Likewise.
11292 (Symbol_table::override): Likewise.
11293 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11294 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11295 is_ordinary, and orig_st_shndx parameters. Change all callers.
11296 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11297 to be in an ordinary section.
11298 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11299 object and is_ordinary parameters. Change all callers.
11300 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11301 Change all callers. Don't add undefined or non-ordinary symbols
11302 to reloc_map_.
11303 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11304 Change all callers.
11305 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11306 declarations.
11307 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11308 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11309 (Sized_relobj::relocate_sections): Likewise.
11310 * target-reloc.h (scan_relocs): Adjust section symbol index.
11311 (scan_relocatable_relocs): Likewise.
11312 * i386.cc (Scan::local): Check for ordinary symbols.
11313 * sparc.cc (Scan::local): Likewise.
11314 * x86_64.cc (Scan::local): Likewise.
11315 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11316 to symbol_section_and_value.
11317 * testsuite/many_sections_test.cc: New file.
11318 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11319 (check_PROGRAMS): Add many_sections_test.
11320 (many_sections_test_SOURCES): Define.
11321 (many_sections_test_DEPENDENCIES): Define.
11322 (many_sections_test_LDFLAGS): Define.
11323 (BUILT_SOURCES): Add many_sections_define.h.
11324 (many_sections_define.h): New target.
11325 (BUILT_SOURCES): Add many_sections_check.h.
11326 (many_sections_check.h): New target.
11327 (check_PROGRAMS): Add many_sections_r_test.
11328 (many_sections_r_test_SOURCES): Define.
11329 (many_sections_r_test_DEPENDENCIES): Define.
11330 (many_sections_r_test_LDFLAGS): Define.
11331 (many_sections_r_test_LDADD): Define.
11332 (many_sections_r_test.o): New target.
11333 * testsuite/Makefile.in: Rebuild.
11334
c5818ff1
CC		 113352008-04-17 Cary Coutant <ccoutant@google.com>
11336
11337 * errors.cc (Errors::info): New function.
11338 (gold_info): New function.
11339 * errors.h (Errors::info): New function.
11340 * gold.h (gold_info): New function.
11341 * object.cc (Input_objects::add_object): Print trace output.
11342 * options.cc (options::parse_set): New function.
11343 (General_options::parse_wrap): Deleted.
11344 (General_options::General_options): Deleted initializer.
11345 * options.h (options::String_set): New typedef.
11346 (options::parse_set): New function.
11347 (DEFINE_set): New macro.
11348 (General_options::wrap): Changed to use DEFINE_set. Changed
11349 callers of any_wrap_symbols and is_wrap_symbol.
11350 (General_options::trace, General_options::trace_symbol):
11351 New options.
11352 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11353 (General_options::wrap_symbols_): Deleted.
11354 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11355
b5be4a7c
DM		 113562008-04-17 David S. Miller <davem@davemloft.net>
11357
11358 * options.cc (General_options::parse_V): New function.
11359 * options.h: Add entries for -V and -Qy.
11360
155a0dd7
ILT		 113612008-04-17 Ian Lance Taylor <iant@google.com>
11362
11363 * common.cc (Symbol_table::allocate_commons): Remove options
11364 parameter. Change caller.
11365 (Symbol_table::do_allocate_commons): Remove options parameter.
11366 Change caller. Just call do_allocate_commons_list twice.
11367 (Symbol_table::do_allocate_commons_list): New function, broken out
11368 of do_allocate_commons.
11369 * common.h (class Allocate_commons_task): Remove options_ field.
11370 Update constructor.
11371 * symtab.cc (Symbol_table::Symbol_table): Initialize
11372 tls_commons_.
11373 (Symbol_table::add_from_object): Put TLS common symbols on
11374 tls_commons_ list.
11375 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11376 which are IN_OUTPUT_DATA.
11377 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11378 allocate_commons and do_allocate_commons declarations. Declare
11379 do_allocate_commons_list.
11380 * gold.cc (queue_middle_tasks): Update creation of
11381 Allocate_commons_task to not pass options.
11382 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11383 (TLS_TEST_C_FLAGS): New variable.
11384 (tls_test_c_pic.o): New target.
11385 (tls_test_shared.so): Link in tls_test_c_pic.o.
11386 (tls_test_c_pic_ie.o): New target.
11387 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11388 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11389 (tls_test_c.o): New target.
11390 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11391 (tls_pic_test_LDADD): Likewise.
11392 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11393 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11394 (tls_test_c_gnu2.o): New target.
11395 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11396 tls_test_c_gnu2.o.
11397 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11398 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11399 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11400 * testsuite/tls_test.cc: Include "config.h".
11401 (t_last): Call t11_last.
11402 * testsuite/tls_test.h (t11, t11_last): Declare.
11403 * testsuite/tls_test_c.c: New file.
11404 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11405 * configure.ac: Check for OpenMP support.
11406 * configure, config.in, Makefile.in: Rebuild.
11407 * testsuite/Makefile.in: Rebuild.
11408
edfbb029
CC		 114092008-04-16 Cary Coutant <ccoutant@google.com>
11410
11411 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11412 (Target_i386::tls_base_symbol_defined_): New field.
11413 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11414 (Target_i386::Scan::global): Likewise.
11415 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11416 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11417 (Target_x86_64::tls_base_symbol_defined_): New field.
11418 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11419 (Target_x86_64::Scan::global): Likewise.
11420
f3c69fca
CC		 114212008-04-16 Cary Coutant <ccoutant@google.com>
11422
11423 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11424 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11425 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11426 building shared libraries.
11427 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11428 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11429 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11430 * testsuite/Makefile.in: Rebuild.
11431 * testsuite/weak_undef.h: New file.
11432 * testsuite/weak_undef_file1.cc: Add extra test cases.
11433 * testsuite/weak_undef_file2.cc: Likewise.
11434 * testsuite/weak_undef_test.cc: Likewise.
11435
7c414435
DM		 114362008-04-16 David S. Miller <davem@davemloft.net>
11437
32b769e1
DM		 11438 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11439 Add issued_non_pic_error_ field. Declare check_non_pic.
11440 (Target_sparc::Scan::check_non_pic): New function.
11441 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11442 (Target_sparc::Scan::global): Likewise.
11443
11936fb1
DM		 11444 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11445 * configure: Rebuild.
11446
7c414435
DM		 11447 * options.h (DEFINE_enable): New macro.
11448 (new_dtags): New enable option.
11449 (initfirst, interpose, loadfltr, nodefaultlib,
11450 nodelete, nodlopen, nodump): New -z options.
11451 * layout.cc (Layout:finish_dynamic_section): If new
11452 dtags enabled, emit DT_RUNPATH. Also, emit a
11453 DT_FLAGS_1 containing any specified -z flags.
11454
85c7bf8b
ILT		 114552008-04-16 Ian Lance Taylor <iant@google.com>
11456
12c0daef
ILT		 11457 * copy-relocs.cc: New file.
11458 * copy-relocs.h: New file.
11459 * reloc.cc: Remove Copy_relocs code.
11460 * reloc.h: Likewise.
11461 * reloc-types.h (struct Reloc_types) [both versions]: Add
11462 get_reloc_addend_noerror.
11463 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11464 variants of add_global which take an addend which must be zero.
11465 * i386.cc: Include "copy-relocs.h".
11466 (class Target_i386): Change type of copy_relocs_ to variable,
11467 update initializer.
11468 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11469 Change all callers.
11470 (Target_i386::do_finalize_sections): Change handling of
11471 copy_relocs_.
11472 * sparc.cc: Include "copy-relocs.h".
11473 (class Target_sparc): Change type of copy_relocs_ to variable,
11474 update initializer.
11475 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11476 Change all callers.
11477 (Target_sparc::do_finalize_sections): Change handling of
11478 copy_relocs_.
11479 * x86_64.cc: Include "copy-relocs.h".
11480 (class Target_x86_64): Change type of copy_relocs_ to variable,
11481 update initializer.
11482 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11483 class. Change all callers.
11484 (Target_x86_64::do_finalize_sections): Change handling of
11485 copy_relocs_.
11486 * Makefile.am (CCFILES): Add copy-relocs.cc.
11487 (HFILES): Add copy-relocs.h.
11488
4f4995b6
ILT		 11489 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11490
85c7bf8b
ILT		 11491 * testsuite/script_test_4.sh: Permit leading zeroes.
11492
4f2a9edd
ILT		 114932008-04-15 Ian Lance Taylor <iant@google.com>
11494
e6188289
ILT		 11495 * script-sections.cc (Script_sections::create_segments): Use
11496 header_size_adjustment even when there is enough room for the
11497 headers.
11498 * testsuite/script_test_4.sh: New file.
11499 * testsuite/script_test_4.t: New file.
11500 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11501 (check_DATA): Add script_test_4.stdout.
11502 (MOSTLYCLEANFILES): Likewise.
11503 (script_test_4): New target.
11504 (script_test_4.stdout): New target.
11505 * testsuite/Makefile.in: Rebuild.
11506
4f2a9edd
ILT		 11507 * sparc.cc: Add definitions for Output_data_plt_sparc class
11508 constants.
11509
f5314dd5
DM		 115102008-04-14 David S. Miller <davem@davemloft.net>
11511
11512 * sparc.cc: New file.
11513 * Makefile.am (TARGETSOURCES): Add sparc.cc
11514 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11515 * configure.tgt: Document targ_extra_size and
11516 targ_extra_big_endian. Add entries for sparc-* and
11517 sparc64-*.
11518 * configure.ac: Handle targ_extra_size and
11519 targ_extra_big_endian.
11520 * Makefile.in: Rebuild.
11521 * configure: Likewise.
11522 * po/POTFILES.in: Likewise.
11523 * po/gold.pot: Likewise.
11524
154e0e9a
ILT		 115252008-04-14 Ian Lance Taylor <iant@google.com>
11526
11527 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11528 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11529 in the name/type/flags to section mapping. Don't call
11530 allocate_output_section.
11531 (Layout::choose_output_section): Change parameter from adjust_name
11532 to is_input_section. Don't permit input sections after sections
11533 are attached to segments. Don't call allocate_output_section.
11534 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11535 not write_enable_output_section.
11536 (Layout::make_output_section): Don't push to
11537 unattached_section_list_ nor call attach_to_segment. Call
11538 attach_section_to_segment if sections are attached.
11539 (Layout::attach_sections_to_segments): New function.
11540 (Layout::attach_section_to_segment): New function.
11541 (Layout::attach_allocated_section_to_segment): Rename from
11542 attach_to_segment. Remove flags parameter.
11543 (Layout::allocate_output_section): Remove function.
11544 (Layout::write_enable_output_section): Remove function.
11545 * layout.h (class Layout): Update for above changes. Add new
11546 field sections_are_attached_.
11547 * output.h (Output_section::update_flags_for_input_section): New
11548 function.
11549 * output.cc (Output_section::add_input_section): Call
11550 update_flags_for_input_section.
11551 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11552
009a67a2
CC		 115532008-04-11 Cary Coutant <ccoutant@google.com>
11554
11555 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11556 thought unnecessary.
11557 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11558
759b1a24
ILT		 115592008-04-11 Ian Lance Taylor <iant@google.com>
11560
11561 * output.h (class Output_section_data): Remove inline definition
11562 of set_addralign.
11563 * output.cc (Output_section_data::set_addralign): New function.
11564
c2b45e22
CC		 115652008-04-11 Cary Coutant <ccoutant@google.com>
11566
11567 Add support for TLS descriptors for i386 and x86_64.
11568 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11569 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11570 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11571 GOT_TYPE_TLS_DESC.
11572 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11573 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11574 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11575 relocations.
11576 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11577 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11578 Fix problem with initial-exec relocations.
11579 (Target_i386::Relocate::relocate_tls): Likewise.
11580 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11581 relaxation.
11582 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11583 support for section-plus-offset dynamic table entries.
11584 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11585 (Output_data_dynamic::Dynamic_entry): Add support for
11586 section-plus-offset dynamic table entries.
11587 (Output_data_dynamic::Classification): Likewise.
11588 (Output_data_dynamic::classification_): Renamed offset_.
11589 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11590 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11591 (Target_x86_64::make_plt_section): New function.
11592 (Target_x86_64::reserve_tlsdesc_entries): New function.
11593 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11594 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11595 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11596 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11597 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11598 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11599 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11600 add extra PLT entry for TLS descriptors.
11601 (Output_data_plt_x86_64::got_): New field.
11602 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11603 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11604 fields.
11605 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11606 descriptors.
11607 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11608 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11609 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11610 R_386_TLS_DESC_CALL relocations.
11611 (Target_x86_64::Scan::global): Likewise.
11612 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11613 for TLS descriptors.
11614 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11615 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11616 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11617 GD-to-IE relaxation.
11618 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11619 and TLS_DESCRIPTORS.
11620 * Makefile.in: Rebuild.
11621 * configure: Rebuild.
11622 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11623 (tls_test_shared2.so): New target.
11624 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11625 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11626 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11627 (tls_shared_gd_to_ie_test_LDADD): New variable.
11628 (tls_shared_gnu2_gd_to_ie_test): New target.
11629 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11630 New targets.
11631 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11632 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11633 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11634 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11635 (tls_shared_gnu2_test): New target.
11636 (tls_test_gnu2_shared.so): New target.
11637 (tls_shared_gnu2_test_SOURCES): New variable.
11638 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11639 (tls_shared_gnu2_test_LDFLAGS): New variable.
11640 (tls_shared_gnu2_test_LDADD): New variable.
11641 * testsuite/Makefile.in: Rebuild.
11642 * testsuite/Makefile.
11643
83bfb6b7
ILT		 116442008-04-11 Ian Lance Taylor <iant@google.com>
11645
11646 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11647 justsyms.t.
11648 * testsuite/Makefile.in: Rebuild.
11649
11650 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11651 long.
11652 * testsuite/script_test_2.cc (main): Adjust test.
11653
706e1f5e
ILT		 116542008-04-11 David S. Miller <davem@davemloft.net>
11655 Ian Lance Taylor <iant@google.com>
11656
11657 * options.h (General_options): Add entries for '-Y' and
11658 '-relax'.
11659 * options.cc (General_options:finalize): If -Y was used, add those
11660 entries to the library path instead of the default "/lib" and
11661 "/usr/lib".
11662
7c98e6bb
DM		 116632008-04-11 David S. Miller <davem@davemloft.net>
11664
11665 * testsuite/justsyms.t: Start at 0x100.
11666 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11667 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11668 long.
11669 * testsuite/script_test_2.cc: Adjust string and section length
11670 checks.
7c98e6bb 11671
99a37bfd
ILT		 116722008-04-09 Ian Lance Taylor <iant@google.com>
11673
2cefc357
ILT		 11674 PR gold/5996
11675 * script-sections.cc (Sections_element::allocate_to_segment): Add
11676 orphan parameter.
11677 (Output_section_definition::allocate_to_segment): Likewise.
11678 (Orphan_output_section::allocate_to_segment): Likewise.
11679 (Script_sections::attach_sections_using_phdrs_clause): Don't
11680 propagate non-PT_LOAD segments to orphan sections.
11681 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11682 readelf rather than objdump.
11683 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11684 .interp section and PT_INTERP segment are the same size.
11685 * testsuite/Makefile.in: Rebuild.
11686
99a37bfd
ILT		 11687 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11688 aliases for symbols defined in the same object.
11689 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11690 (weak_alias_test_SOURCES): New variable.
11691 (weak_alias_test_DEPENDENCIES): New variable.
11692 (weak_alias_test_LDFLAGS): New variable.
11693 (weak_alias_test_LDADD): New variable.
11694 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11695 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11696 (weak_alias_test_3.o): New target.
11697 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11698 * testsuite/weak_alias_test_main.cc: New file.
11699 * testsuite/weak_alias_test_1.cc: New file.
11700 * testsuite/weak_alias_test_2.cc: New file.
11701 * testsuite/weak_alias_test_3.cc: New file.
11702
780e49c5
ILT		 117032008-04-08 Ian Lance Taylor <iant@google.com>
11704
cdb0b8f5
ILT		 11705 * options.h (class General_options): Add --noinhibit-exec option.
11706 * main.cc (main): Check --noinhibit-exec.
11707
0864d551
ILT		 11708 * options.h (class General_options): Define --wrap as a special
11709 option. Add wrap_symbols_ field.
11710 (General_options::any_wrap_symbols): New function.
11711 (General_options::is_wrap_symbol): New function.
11712 * options.cc (General_options::parse_wrap): New function.
11713 (General_options::General_options): Initialize wrap_symbols_.
11714 * symtab.cc (Symbol_table::wrap_symbol): New function.
11715 (Symbol_table::add_from_object): Handle --wrap.
11716 * symtab.h (class Symbol_table): Declare wrap_symbol.
11717 * target.h (Target::wrap_char): New function.
11718 (Target::Target_info): Add wrap_char field.
11719 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11720 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11721 * testsuite/testfile.cc (Target_test::test_target_info):
11722 Likewise.
11723
789aa6de
ILT		 11724 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11725 there is one.
11726
2c38906f
ILT		 11727 * layout.h (class Layout): Add added_eh_frame_data_ field.
11728 * layout.cc (Layout::Layout): Initialize new field.
11729 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11730 output section until we find a section we merged successfully.
11731 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11732 that the size be non-zero.
11733
780e49c5
ILT		 11734 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11735 qualifier.
11736
7fcd0256
ILT		 117372008-04-08 Craig Silverstein <csilvers@google.com>
11738
11739 * configure.ac: Export new conditional variable HAVE_ZLIB.
11740 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11741 on HAVE_ZLIB.
11742 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11743 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11744
6835af53
ILT		 117452008-04-07 Ian Lance Taylor <iant@google.com>
11746
e24f324c
ILT		 11747 * version.cc (version_string): Set to "1.5".
11748
a036edd8
ILT		 11749 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11750 Add issued_non_pic_error_ field. Declare check_non_pic.
11751 (Target_x86_64::Scan::check_non_pic): New function.
11752 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11753 (Target_x86_64::Scan::global): Likewise.
11754
624f8810
ILT		 11755 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11756 addend parameter. Change caller. Handle merge sections.
11757 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11758 Address to Addend. Don't add in the result of
11759 local_section_offset, pass down the addend and use the returned
11760 value.
11761 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11762 Update declarations of local_section_offset and symbol_value.
11763 * testsuite/two_file_test_1.cc (t18): New function.
11764 * testsuite/two_file_test_2.cc (f18): New function.
11765 * testsuite/two_file_test_main.cc (main): Call t18.
11766 * testsuite/two_file_test.h (t18, f18): Declare.
11767
6835af53
ILT		 11768 * configure.ac: Don't test for objdump, c++filt, or readelf.
11769 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11770 conditionals.
11771 (TEST_READELF): New variable.
11772 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11773 (check_PROGRAMS): Add two_file_strip_test.
11774 (two_file_strip_test): New target.
11775 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11776 (two_file_same_shared_strip_test_SOURCES): New variable.
11777 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11778 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11779 (two_file_same_shared_strip_test_LDADD): New variable.
11780 (two_file_shared_strip.so): New target.
11781 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11782 (ver_test_5.syms, ver_test_7.syms): Likewise.
11783 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11784 (strip_test_3.stdout): Use TEST_OBJDUMP.
11785 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11786
86925eef
CC		 117872008-04-04 Cary Coutant <ccoutant@google.com>
11788
11789 * symtab.h (Symbol::is_weak_undefined): New function.
11790 (Symbol::is_strong_undefined): New function.
11791 (Symbol::is_absolute): New function.
11792 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11793 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11794 absolute symbols.
11795 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11796 (weak_undef_test): New target.
11797 * testsuite/Makefile.in: Rebuild.
11798 * testsuite/weak_undef_file1.cc: New file.
11799 * testsuite/weak_undef_file2.cc: New file.
11800 * testsuite/weak_undef_test.cc: New file.
11801
126f3ece
ILT		 118022008-04-03 Craig Silverstein <csilvers@google.com>
11803
11804 * compressed_output.h (class Output_compressed_section): Use
11805 unsigned buffer.
11806 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11807 add zlib header.
11808 (zlib_compressed_suffix): Removed.
11809 (Output_compressed_section::set_final_data_size): Use unsigned
11810 buffers.
11811 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11812 Fix linker invocation.
11813 (flagstest_o_specialfile_and_compress_debug_sections):
11814 Likewise.
11815 * testsuite/Makefile.in: Regenerated.
11816
deae2a14
DM		 118172008-04-02 David S. Miller <davem@davemloft.net>
11818
11819 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11820 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11821
70752818
ILT		 118222008-04-02 Craig Silverstein <csilvers@google.com>
11823
11824 * TODO: New file.
11825
39d0cb0e
ILT		 118262008-04-02 Ian Lance Taylor <iant@google.com>
11827
11828 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11829 parameters. Update for new key type to views_. Change all
11830 callers.
11831 (File_read::read): Adjust for byteshift in returned view.
11832 (File_read::add_view): New function, broken out of
11833 find_and_make_view.
11834 (File_read::make_view): New function, broken out of
11835 find_and_make_view.
11836 (File_read::find_or_make_view): Add offset and aligned
11837 parameters. Rewrite accordingly. Change all callers.
11838 (File_read::get_view): Add offset and aligned parameters. Adjust
11839 for byteshift in return value.
11840 (File_read::get_lasting_view): Likewise.
11841 * fileread.h (class File_read): Update declarations.
11842 (class File_read::View): Add byteshift_ field. Add byteshift to
11843 constructor. Add byteshift method.
11844 * archive.h (Archive::clear_uncached_views): New function.
11845 (Archive::get_view): Add aligned parameter. Change all callers.
11846 * object.h (Object::get_view): Add aligned parameter. Change all
11847 callers.
11848 (Object::get_lasting_view): Likewise.
11849
11850 * fileread.cc (File_read::release): Don't call clear_views if
11851 there are multiple objects.
11852 * fileread.h (File_read::clear_uncached_views): New function.
11853 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11854 on the archive.
11855
a1207466
CC		 118562008-03-31 Cary Coutant <ccoutant@google.com>
11857
11858 Add thin archive support.
11859 * archive.cc (Archive::armagt): New const.
11860 (Archive::setup): Remove task parameter and calls to unlock.
11861 (Archive::unlock_nested_archives): New function.
11862 (Archive::read_header): Add nested_off parameter. Change
11863 all callers.
11864 (Archive::interpret_header): Likewise.
11865 (Archive::include_all_members): Change to handle thin
11866 archives.
11867 (Archive::include_member): Likewise.
11868 * archive.h (Archive::Archive): Add new parameters and
11869 initializers.
11870 (Archive::armagt): New const.
11871 (Archive::setup): Remove task parameter.
11872 (Archive::unlock_nested_archives): New function.
11873 (Archive::read_header): Add nested_off parameter.
11874 (Archive::interpret_header): Likewise.
11875 (Archive::Nested_archive_table): New typedef.
11876 (Archive::is_thin_archive_): New field.
11877 (Archive::nested_archives_): New field.
11878 (Archive::options_): New field.
11879 (Archive::dirpath_): New field.
11880 (Archive::task_): New field.
11881 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11882 for thin archives. Pass additional parameters to
11883 Archive::Archive. Unlock the archive file after calling
11884 Archive::setup.
cd536b21 11885
479f6503
ILT		 118862008-03-29 Ian Lance Taylor <iant@google.com>
11887
686c8caf
ILT		 11888 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11889 version symbol to be local.
11890 * testsuite/ver_test_4.sh: New file.
11891 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11892 (check_DATA): Add ver_test_4.syms.
11893 (ver_test_4.syms): New target.
11894 * testsuite/Makefile.in: Rebuild.
11895
ab794b6b
ILT		 11896 * output.cc
11897 (Output_section::Input_section_sort_entry::has_priority): New
11898 function.
11899 (Output_section::Input_section_sort_entry::match_file_name): New
11900 function.
11901 (Output_section::Input_section_sort_entry::match_section_name):
11902 Remove.
11903 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11904 Remove.
11905 (Output_section::Input_section_sort_entry::match_section_file):
11906 Remove.
11907 (Output_section::Input_section_sort_compare::operator()): Rewrite
11908 using new Input_section_sort_entry functions. Sort crtbegin and
11909 crtend first. Sort sections with no priority before sections with
11910 a priority.
11911 * testsuite/initpri1.c (d3): Check j != 4.
11912 (cd5): New constructor/destructor function.
11913 (main): Check j != 2.
11914
479f6503
ILT		 11915 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11916 new symbol when resolving, don't call set_is_default.
11917 * testsuite/ver_test_7.cc: New file.
11918 * testsuite/ver_test_7.sh: New file.
11919 * testsuite/Makefile.am (ver_test_7.so): New target.
11920 (ver_test_7.o): New target.
11921 (check_SCRIPTS): Add ver_test_7.sh.
11922 (check_DATA): Add ver_test_7.syms.
11923 (ver_test_7.syms): New target.
11924
2fd32231
ILT		 119252008-03-28 Ian Lance Taylor <iant@google.com>
11926
11927 * layout.cc (Layout::layout): If we see an input section with a
11928 name that needs sorting, set the must_sort flag for the output
11929 section.
11930 (Layout::make_output_section): If the name of the output section
11931 indicates that it might require sorting, set the may_sort flag.
11932 * output.h (Output_section::may_sort_attached_input_sections): New
11933 function.
11934 (Output_section::set_may_sort_attached_input_sections): New
11935 function.
11936 (Output_section::must_sort_attached_input_sections): New
11937 function.
11938 (Output_section::set_must_sort_attached_input_sections): New
11939 function.
11940 (class Output_section): Declare Input_section_sort_entry. Define
11941 Input_section_sort_compare. Declare
11942 sort_attached_input_sections. Add new fields:
11943 may_sort_attached_input_sections_,
11944 must_sort_attached_input_sections_,
11945 attached_input_sections_are_sorted_.
11946 * output.cc (Output_section::Output_section): Initialize new
11947 fields.
11948 (Output_section::add_input_section): Add an entry to
11949 input_sections_ if may_sort or must_sort are true.
11950 (Output_section::set_final_data_size): Call
11951 sort_attached_input_sections if necessary.
11952 (Output_section::Input_section_sort_entry): Define new class.
11953 (Output_section::Input_section_sort_compare::operator()): New
11954 function.
11955 (Output_section::sort_attached_input_sections): New function.
11956 * configure.ac: Check whether the compiler supports constructor
11957 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11958 * testsuite/initpri1.c: New file.
11959 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11960 CONSTRUCTOR_PRIORITY.
11961 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11962 (initpri1_LDFLAGS): New variable.
11963 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11964
18e6b24e
ILT		 119652008-03-27 Ian Lance Taylor <iant@google.com>
11966
49bdd526
ILT		 11967 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11968 * testsuite/common_test_1.c: New file.
11969 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11970 (common_test_1_SOURCES): New variable.
11971 (common_test_1_DEPENDENCIES): New variable.
11972 (common_test_1_LDFLAGS): New variable.
11973
18e6b24e
ILT		 11974 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11975 and commons_ correctly when NAME/VERSION does not override
11976 NAME/NULL.
11977 * testsuite/ver_test_6.c: New file.
11978 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11979 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11980 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11981
04bf7072
ILT		 119822008-03-26 Ian Lance Taylor <iant@google.com>
11983
5871526f
ILT		 11984 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11985 of an undefined symbol from a version script.
11986 * testsuite/Makefile.am (ver_test_5.so): New target.
11987 (ver_test_5.o): New target.
11988 (check_SCRIPTS): Add ver_test_5.sh.
11989 (check_DATA): Add ver_test_5.syms.
11990 (ver_test_5.syms): New target.
11991 * testsuite/ver_test_5.cc: New file.
11992 * testsuite/ver_test_5.script: New file.
11993 * testsuite/ver_test_5.sh: New file.
11994 * Makefile.in, testsuite/Makefile.in: Rebuild.
11995
04bf7072
ILT		 11996 PR gold/5986
11997 Fix problems building gold with gcc 4.3.0.
11998 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11999 (gold_error_at_location, gold_warning_at_location): Use it.
12000 * configure.ac: Check whether we can compile and use a template
12001 function with a printf attribute.
12002 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12003 when jumping over bytes.
12004 * object.cc: Instantiate Object::read_section_data.
12005 * debug.h: Include <cstring>
12006 * dwarf_reader.cc: Include <algorithm>
12007 * main.cc: Include <cstring>.
12008 * options.cc: Include <cstring>.
12009 * output.cc: Include <cstring>.
12010 * script.cc: Include <cstring>.
12011 * script.h: Include <string>.
12012 * symtab.cc: Include <cstring> and <algorithm>.
12013 * target-select.cc: Include <cstring>.
12014 * version.cc: Include <string>.
12015 * testsuite/testmain.cc: Include <cstdlib>.
12016 * configure, config.in: Rebuild.
12017
874c5b28
ILT		 120182008-03-25 Ian Lance Taylor <iant@google.com>
12019
819d6c3a
ILT		 12020 * options.cc: Include "../bfd/bfdver.h".
12021 (options::help): Print bug reporting address.
12022
f4b2c6f5
ILT		 12023 * version.cc (print_version): Adjust output for current value of
12024 BFD_VERSION_STRING.
12025
12026 * NEWS: New file.
12027
e96caa79
ILT		 12028 * options.cc (options::help): Print list of supported targets.
12029 * target-select.h: Include <vector>.
12030 (class Target_selector): Make machine_, size_, and is_big_endian_
12031 fields const. Add bfd_name_ and instantiated_target_ fields.
12032 (Target_selector::Target_selector): Add bfd_name parameter.
12033 (Target_selector::recognize): Make non-virtual, call
12034 do_recognize.
12035 (Target_selector::recognize_by_name): Make non-virtual, call
12036 do_recognize_by_name.
12037 (Target_selector::supported_names): New function.
12038 (Target_selector::bfd_name): New function.
12039 (Target_selector::do_instantiate_target): New pure virtual
12040 function.
12041 (Target_selector::do_recognize): New virtual function.
12042 (Target_selector::do_recognize_by_name): New virtual function.
12043 (Target_selector::instantiate_target): New private function.
12044 (supported_target_names): Declare.
12045 * target-select.cc (Target_selector::Target_selector): Update for
12046 new parameter and fields.
12047 (select_target_by_name): Check that the name matches before
12048 calling recognize_by_name.
12049 (supported_target_names): New function.
12050 * i386.cc (class Target_selector_i386): Update Target_selector
12051 constructor call. Remove recognize and recognize_by_name. Add
12052 do_instantiate_target.
12053 * x86_64.cc (class Target_selector_x86_64): Likewise.
12054 * testsuite/testfile.cc (class Target_selector_test): Update for
12055 changes to Target_selector.
12056
874c5b28
ILT		 12057 * README: Rewrite, with some notes on unsupported features.
12058
0a65a3a7
CC		 120592008-03-24 Cary Coutant <ccoutant@google.com>
12060
12061 * i386.cc (Target_i386::Got_type): New enum declaration.
12062 (Target_i386::Scan::local): Updated callers of Output_data_got
12063 member functions.
12064 (Target_i386::Scan::global): Likewise.
12065 (Target_i386::Relocate::relocate): Likewise.
12066 (Target_i386::Relocate::relocate_tls): Likewise.
12067 * object.h (Got_offset_list): New class.
12068 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12069 (Sized_relobj::local_got_offset): Likewise.
12070 (Sized_relobj::set_local_got_offset): Likewise.
12071 (Sized_relobj::local_has_tls_got_offset): Removed.
12072 (Sized_relobj::local_tls_got_offset): Removed.
12073 (Sized_relobj::set_local_tls_got_offset): Removed.
12074 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12075 * output.cc (Output_data_got::add_global): Added got_type parameter.
12076 (Output_data_got::add_global_with_rel): Likewise.
12077 (Output_data_got::add_global_with_rela): Likewise.
12078 (Output_data_got::add_global_pair_with_rel): New function.
12079 (Output_data_got::add_global_pair_with_rela): New function.
12080 (Output_data_got::add_local): Added got_type parameter.
12081 (Output_data_got::add_local_with_rel): Likewise.
12082 (Output_data_got::add_local_with_rela): Likewise.
12083 (Output_data_got::add_local_pair_with_rel): New function.
12084 (Output_data_got::add_local_pair_with_rela): New function.
12085 (Output_data_got::add_global_tls): Removed.
12086 (Output_data_got::add_global_tls_with_rel): Removed.
12087 (Output_data_got::add_global_tls_with_rela): Removed.
12088 (Output_data_got::add_local_tls): Removed.
12089 (Output_data_got::add_local_tls_with_rel): Removed.
12090 (Output_data_got::add_local_tls_with_rela): Removed.
12091 * output.h (Output_data_got::add_global): Added got_type parameter.
12092 (Output_data_got::add_global_with_rel): Likewise.
12093 (Output_data_got::add_global_with_rela): Likewise.
12094 (Output_data_got::add_global_pair_with_rel): New function.
12095 (Output_data_got::add_global_pair_with_rela): New function.
12096 (Output_data_got::add_local): Added got_type parameter.
12097 (Output_data_got::add_local_with_rel): Likewise.
12098 (Output_data_got::add_local_with_rela): Likewise.
12099 (Output_data_got::add_local_pair_with_rel): New function.
12100 (Output_data_got::add_local_pair_with_rela): New function.
12101 (Output_data_got::add_global_tls): Removed.
12102 (Output_data_got::add_global_tls_with_rel): Removed.
12103 (Output_data_got::add_global_tls_with_rela): Removed.
12104 (Output_data_got::add_local_tls): Removed.
12105 (Output_data_got::add_local_tls_with_rel): Removed.
12106 (Output_data_got::add_local_tls_with_rela): Removed.
12107 * resolve.cc (Symbol::override_base_with_special): Removed
12108 reference to has_got_offset_ field.
12109 * symtab.cc (Symbol::init_fields): Replaced initialization
12110 of got_offset_ with got_offsets_. Removed initialization
12111 of has_got_offset_
53fcba31 12112 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12113 (Symbol::got_offset): Likewise.
12114 (Symbol::set_got_offset): Likewise.
12115 (Symbol::has_tls_got_offset): Removed.
12116 (Symbol::tls_got_offset): Removed.
12117 (Symbol::set_tls_got_offset): Removed.
12118 (Symbol::got_offset_): Removed.
12119 (Symbol::tls_mod_got_offset_): Removed.
12120 (Symbol::tls_pair_got_offset_): Removed.
12121 (Symbol::got_offsets_): New field.
12122 (Symbol::has_got_offset): Removed.
12123 (Symbol::has_tls_mod_got_offset): Removed.
12124 (Symbol::has_tls_pair_got_offset): Removed.
12125 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12126 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12127 member functions.
12128 (Target_x86_64::Scan::global): Likewise.
12129 (Target_x86_64::Relocate::relocate): Likewise.
12130 (Target_x86_64::Relocate::relocate_tls): Likewise.
12131
bd52eafb
BE		 121322008-03-25 Ben Elliston <bje@au.ibm.com>
12133
12134 * yyscript.y: Fix spelling error in comment.
12135
8b105e34
ILT		 121362008-03-24 Ian Lance Taylor <iant@google.com>
12137
8ed814a9
ILT		 12138 * options.h (class General_options): Define build_id option.
12139 * layout.h (class Layout): Declare write_build_id, create_note,
12140 create_build_id. Add build_id_note_ member.
12141 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12142 "libiberty.h", "md5.h", "sha1.h".
12143 (Layout::Layout): Initialize eh_frame_data_,
12144 eh_frame_hdr_section_, and build_id_note_.
12145 (Layout::finalize): Call create_build_id.
12146 (Layout::create_note): New function, broken out of
12147 Layout::create_gold_note.
12148 (Layout::create_gold_note): Call create_note.
12149 (Layout::create_build_id): New function.
12150 (Layout::write_build_id): New function.
12151 (Close_task_runner::run): Call write_build_id.
12152
8b105e34
ILT		 12153 * x86_64.cc: Correct license to GPLv3.
12154
086a1841
ILT		 121552008-03-23 Ian Lance Taylor <iant@google.com>
12156
12157 * options.cc: Include "demangle.h".
12158 (parse_optional_string): New function.
12159 (parse_long_option): Handle takes_optional_argument.
12160 (parse_short_option): Update dash_z initializer. Handle
12161 takes_optional_argument.
12162 (General_options::General_options): Initialize do_demangle_.
12163 (General_options::finalize): Set do_demangle_. Handle demangling
12164 style.
12165 * options.h (parse_optional_string): Declare.
12166 (struct One_option): Add optional_arg field. Update constructor.
12167 Update call constructor calls. Add takes_optional_argument
12168 function.
12169 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12170 (DEFINE_optional_string): Define.
12171 (General_options::demangle): Change from DEFINE_bool to
12172 DEFINE_optional_string.
12173 (General_options::no_demangle): New function.
12174 (General_options::do_demangle): New function.
12175 (General_options::set_do_demangle): New function.
12176 (General_options::execstack_status_): Move definition to end of
12177 class definition.
12178 (General_options::static_): Likewise.
12179 (General_options::do_demangle_): New field.
12180 * object.cc (big_endian>::get_symbol_location_info): Call
12181 Options::do_demangle, not Options::demangle.
12182 * symtab.cc (demangle): Likewise.
12183
cbb93e63
ILT		 121842008-03-22 Ian Lance Taylor <iant@google.com>
12185
12186 * gold.h: Include <cstddef> and <sys/types.h>
12187 * options.h: Include <cstring>.
12188
ec531623
ILT		 121892008-03-21 Ian Lance Taylor <iant@google.com>
12190
12191 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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