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* dwarf2read.c (peek_abbrev_code): New function.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
ea0d8c47
ILT		 12011-10-19 Ian Lance Taylor <iant@google.com>
2
3 PR gold/13204
4 * layout.cc (Layout::segment_precedes): Don't assert failure if a
5 --section-start option was seen.
6 * options.h (General_options::any_section_start): New function.
7
abd242a9
DM		 82011-10-18 David S. Miller <davem@davemloft.net>
9
10 PR binutils/13301
11 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
12 member to track relocation locations that have moved during TLS
13 reloc optimizations.
14 (Target_sparc::Relocate::Relocate): Initialize to NULL.
15 (Target_sparc::Relocate::relocate): Adjust view down by 4
16 bytes if it matches reloc_adjust_addr_.
17 (Target_sparc::Relocate::relocate_tls): Always move the
18 __tls_get_addr call delay slot instruction forward 4 bytes when
19 performing relaxation.
20
bab9090f
CC		 212011-10-18 Cary Coutant <ccoutant@google.com>
22
23 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
24 (Output_file::map_no_anonymous): Check for non-zero
25 return code from posix_fallocate.
26
f7c5b166
CC		 272011-10-17 Cary Coutant <ccoutant@google.com>
28
29 PR gold/13245
30 * plugin.cc (is_visible_from_outside): Check for symbols
31 referenced from dynamic objects.
32 * resolve.cc (Symbol_table::resolve): Don't count references
33 from dynamic objects as references from real ELF files.
34 * testsuite/plugin_test_2.sh: Adjust expected result.
35
b490c0bb
CC		 362011-10-17 Cary Coutant <ccoutant@google.com>
37
38 * gold.cc: Include timer.h.
39 (queue_middle_tasks): Stamp time.
40 (queue_final_tasks): Likewise.
41 * main.cc (main): Store timer in parameters. Print timers
42 for each pass.
43 * parameters.cc (Parameters::Parameters): Initialize timer_.
44 (Parameters::set_timer): New function.
45 (set_parameters_timer): New function.
46 * parameters.h (Parameters::set_timer): New function.
47 (Parameters::timer): New function.
48 (Parameters::timer_): New data member.
49 (set_parameters_timer): New function.
50 * timer.cc (Timer::stamp): New function.
51 (Timer::get_pass_time): New function.
52 * timer.h (Timer::stamp): New function.
53 (Timer::get_pass_time): New function.
54 (Timer::pass_times_): New data member.
55
f475cf7b
CC		 562011-10-17 Cary Coutant <ccoutant@google.com>
57
58 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
59 task for members of lib groups.
60
cdd7e244
CC		 612011-10-17 Cary Coutant <ccoutant@google.com>
62
63 PR gold/13288
4f95c8b4 64 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 65 (File_read::make_view): Move bounds check (replace with assert)...
66 (File_read::find_or_make_view): ... to here.
67
dfb45471
CC		 682011-10-12 Cary Coutant <ccoutant@google.com>
69
4f95c8b4 70 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 71 ::read returns less than requested size.
72
53bbcc1b
CC		 732011-10-10 Cary Coutant <ccoutant@google.com>
74
4f95c8b4 75 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 76 Initialize defined_count_.
77 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
78 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
79 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
80 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
81 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 82 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 83 member.
84 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 85 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 86 Return zeroes instead of internal error.
87
397b129b
CC		 882011-10-10 Cary Coutant <ccoutant@google.com>
89
90 PR gold/13249
4f95c8b4 91 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 92 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 93 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 94 (Output_reloc::type_): Adjust size of bit field.
95 (Output_reloc::use_plt_offset_): New bit field.
96 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
97 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
98 flag. Adjust all callers.
4f95c8b4 99 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 100 creating RELATIVE relocations.
101
d5698657
NC		 1022011-10-10 Nick Clifton <nickc@redhat.com>
103
104 * po/es.po: Updated Spanish translation.
105 * po/fi.po: Updated Finnish translation.
106
6a59a5c2
DN		 1072011-10-03 Diego Novillo <dnovillo@google.com>
108
109 * options.cc (parse_uint): Fix dereference of RETVAL.
110
f0558624
ST		 1112011-09-29 Sriraman Tallam <tmsriram@google.com>
112
113 * layout.h (section_order_map_): New member.
114 (get_section_order_map): New member function.
115 * output.cc (Output_section::add_input_section): Check for patterns
116 only when --section-ordering-file is specified.
117 * gold.cc (queue_middle_tasks): Delay updating order of sections till
118 output_sections have been formed.
119 * layout.cc (Layout_Layout): Initialize section_order_map_.
120 * plugin.cc (update_section_order): Store order in order_map. Do not
121 update the order.
122 * testsuite/Makefile.am: Add test case for plugin_final_layout.
123 * testsuite/Makefile.in: Regenerate.
124 * testsuite/plugin_section_order.c: New file.
125 * testsuite/plugin_final_layout.cc: New file.
126 * testsuite/plugin_final_layout.sh: New file.
127
a7dac153
CC		 1282011-09-29 Cary Coutant <ccoutant@google.com>
129
4f95c8b4 130 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 131 Check for NULL.
4f95c8b4 132 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 133 symbols during incremental update.
134 (Symbol_table::add_from_dynobj): Likewise.
135
eebd87a5
ILT		 1362011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
137 Ian Lance Taylor <iant@google.com>
138
139 * symtab.cc (Symbol_table::define_special_symbol): Always
140 canonicalize version string.
141
403a3331
CC		 1422011-09-26 Cary Coutant <ccoutant@google.com>
143
4f95c8b4
CC		 144 * gold.cc (queue_initial_tasks): Move option checks ...
145 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 146 some options; make others fatal.
147
235061c2
CC		 1482011-09-26 Cary Coutant <ccoutant@google.com>
149
150 gcc PR lto/47247
151 * plugin.cc (get_symbols_v2): New function.
152 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
153 (is_referenced_from_outside): New function.
154 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
155 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
156 (get_symbols): Pass version parameter.
157 (get_symbols_v2): New function.
158 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
159 parameter.
160 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
161 (onload): Add LDPT_GET_SYMBOLS_V2.
162 (all_symbols_read_hook): Use get_symbols_v2; check for
163 LDPR_PREVAILING_DEF_IRONLY_EXP.
164 * testsuite/plugin_test_3.sh: Update expected results.
165
dc87f620
ILT		 1662011-09-23 Simon Baldwin <simonb@google.com>
167
168 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
169 configuration options.
170 * configure: Regenerate.
171 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
172 * Makefile.in: Regenerate.
173 * testsuite/Makefile.in: Regenerate.
174
a8279f82
ST		 1752011-09-19 Sriraman Tallam <tmsriram@google.com>
176
177 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
178
0c9350c8
CC		 1792011-09-19 Cary Coutant <ccoutant@google.com>
180
181 * incremental.cc (can_incremental_update): Fix typo in comment.
182 * incremental.h (can_incremental_update): Likewise.
183
aa06ae28
CC		 1842011-09-18 Cary Coutant <ccoutant@google.com>
185
186 * incremental.cc (can_incremental_update): New function.
187 * incremental.h (can_incremental_update): New function.
188 * layout.cc (Layout::init_fixed_output_section): Call it.
189 (Layout::make_output_section): Don't allow patch space in .eh_frame.
190 * object.cc (Sized_relobj_file::do_layout): Call
191 can_incremental_update.
192
ebb300b2
CC		 1932011-09-13 Cary Coutant <ccoutant@google.com>
194
195 * configure.ac: Check for glibc support for gnu_indirect_function
196 support with static linking, setting automake conditional
197 IFUNC_STATIC.
198 * Makefile.in: Regenerate.
199 * configure: Regenerate.
200
201 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
202 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
203 for IFUNC_STATIC.
204 * testsuite/Makefile.in: Regenerate.
205
1206d0d5
CC		 2062011-09-13 Cary Coutant <ccoutant@google.com>
207
208 * incremental.cc (Sized_relobj_incr::do_layout): Call
209 report_comdat_group for kept comdat sections.
210 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
211 * testsuite/Makefile.in: Regenerate.
212 * testsuite/incr_comdat_test_1.cc: New source file.
213 * testsuite/incr_comdat_test_2_v1.cc: New source file.
214 * testsuite/incr_comdat_test_2_v2.cc: New source file.
215 * testsuite/incr_comdat_test_2_v3.cc: New source file.
216
40b29874
ILT		 2172011-09-13 Ian Lance Taylor <iant@google.com>
218
219 * object.cc (Sized_relobj_file::do_layout): Remove unused local
220 variable external_symbols_offset.
221
1b045aac
ILT		 2222011-09-12 Ian Lance Taylor <iant@google.com>
223
224 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
225 triggered if object has no symbols.
226
24c6c55a
DM		 2272011-09-09 David S. Miller <davem@davemloft.net>
228
229 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
230 (Output_fill_debug_line::do_write): Likewise.
231
66570254
CC		 2322011-08-29 Cary Coutant <ccoutant@google.com>
233
234 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
235 casts to match formatting specs.
236 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
237
8ea8cd50
CC		 2382011-08-26 Cary Coutant <ccoutant@google.com>
239
240 * layout.cc (Free_list::allocate): Provide guarantee of minimum
241 remaining hole size when allocating.
242 (Layout::make_output_section): Set fill methods for debug sections.
243 * layout.h (Free_list::Free_list_node): Move from private to
244 public.
245 (Free_list::set_min_hole_size): New function.
246 (Free_list::begin, Free_list::end): New functions.
247 (Free_list::min_hole_): New data member.
248 * output.cc: Include dwarf.h.
249 (Output_fill_debug_info::do_minimum_hole_size): New function.
250 (Output_fill_debug_info::do_write): New function.
251 (Output_fill_debug_line::do_minimum_hole_size): New function.
252 (Output_fill_debug_line::do_write): New function.
253 (Output_section::Output_section): Initialize new data member.
254 (Output_section::set_final_data_size): Ensure patch space is larger
255 than minimum hole size.
256 (Output_section::do_write): Fill holes in debug sections.
257 * output.h (Output_fill): New class.
258 (Output_fill_debug_info): New class.
259 (Output_fill_debug_line): New class.
260 (Output_section::set_free_space_fill): New function.
261 (Output_section::free_space_fill_): New data member.
262 * testsuite/Makefile.am (incremental_test_3): Add
263 --incremental-patch option.
264 (incremental_test_4): Likewise.
265 (incremental_test_5): Likewise.
266 (incremental_test_6): Likewise.
267 (incremental_copy_test): Likewise.
268 (incremental_common_test_1): Likewise.
269 * testsuite/Makefile.in: Regenerate.
270
7cf80422
NC		 2712011-08-26 Nick Clifton <nickc@redhat.com>
272
273 * po/es.po: Updated Spanish translation.
274
c3f7b0e5
CC		 2752011-08-01 Cary Coutant <ccoutant@google.com>
276
277 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
278 * gold/testsuite/Makefile.in: Regenerate.
279 * gold/testsuite/justsyms_exec.c: New source file.
280 * gold/testsuite/justsyms_lib.c: New source file.
281
9590bf25
CC		 2822011-08-01 Cary Coutant <ccoutant@google.com>
283
284 * layout.cc (Layout::set_segment_offsets): Don't realign text
285 segment if -Ttext was specified.
286 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
287 file type.
288 * object.h (Sized_relobj_file::e_type): New function.
289 (Sized_relobj_file::e_type_): New data member.
290 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
291 base address for ET_EXEC files.
292 * target.cc (Target::do_make_elf_object_implementation): Allow
293 ET_EXEC files with --just-symbols option.
294
dcd8d12e
CC		 2952011-07-28 Cary Coutant <ccoutant@google.com>
296
297 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
298 Add thread_number parameter.
299 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
300 * workqueue-threads.cc
301 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
302 current thread if its thread number is greater than desired thread
303 count.
304 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
305 Add thread_number parameter.
306 (Workqueue::should_cancel_thread): Likewise.
307 (Workqueue::find_runnable_or_wait): Pass thread_number to
308 should_cancel_thread.
309 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
310 parameter.
311
804eb480
ST		 3122011-07-22 Sriraman Tallam <tmsriram@google.com>
313
314 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
315 only after checking if it cannot be forced local.
316 * symtab.h (is_externally_visible): Check if the symbol is not forced
317 local.
318
f1ddb600
ILT		 3192011-07-15 Ian Lance Taylor <iant@google.com>
320
321 * options.h (class General_options): Add --print-output-format.
322 Move -EL next to -EB, for better --help output.
323 * target-select.cc: Include <cstdio>, "options.h", and
324 "parameters.h".
325 (Target_selector::do_target_bfd_name): New function.
326 (print_output_format): New function.
327 * target-select.h (class Target_selector): Update declarations.
328 (Target_selector::target_bfd_name): New function.
329 (print_output_format): Declare.
330 * main.cc: Include "target-select.h".
331 (main): Handle --print-output-format.
332 * gold.cc: Include "target-select.h".
333 (queue_initial_tasks): Handle --print-output-format when there are
334 no input files.
335 * parameters.cc (parameters_force_valid_target): Give a better
336 error message if -EB/-EL does not match target.
337 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
338 function.
339
7d172687
ILT		 3402011-07-15 Ian Lance Taylor <iant@google.com>
341
342 * i386.cc (class Output_data_plt_i386): Add layout_ field.
343 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
344 (Output_data_plt_i386::do_write): Write address of .dynamic
345 section to first entry in .got.plt section.
346 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
347 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
348 Initialize layout_.
349 (Output_data_plt_x86_64::do_write): Write address of .dynamic
350 section to first entry in .got.plt section.
351 * layout.h (Layout::dynamic_section): New function.
352
e9552f7e
ST		 3532011-07-13 Sriraman Tallam <tmsriram@google.com>
354
355 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
356 to claim_file call.
357 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
358 input_section_position_, and input_section_glob_.
359 (read_layout_from_file): Call function section_ordering_specified.
360 * layout.h (is_section_ordering_specified): New function.
361 (section_ordering_specified): New function.
362 (section_ordering_specified_): New boolean member.
363 * main.cc(main): Call load_plugins after layout object is defined.
364 * output.cc (Output_section::add_input_section): Use
365 function section_ordering_specified to check if section ordering is
366 needed.
367 * output.cc (Output_section::add_relaxed_input_section): Use
368 function section_ordering_specified to check if section ordering is
369 needed.
370 (Output_section::update_section_layout): New function.
371 (Output_section::sort_attached_input_sections): Check if input section
372 must be reordered.
373 * output.h (Output_section::update_section_layout): New function.
374 * plugin.cc (get_section_count): New function.
375 (get_section_type): New function.
376 (get_section_name): New function.
377 (get_section_contents): New function.
378 (update_section_order): New function.
379 (allow_section_ordering): New function.
380 (Plugin::load): Add the new interfaces to the transfer vector.
381 (Plugin_manager::load_plugins): New parameter.
382 (Plugin_manager::all_symbols_read): New parameter.
383 (Plugin_manager::claim_file): New parameter. Save the elf object for
384 unclaimed objects.
385 (Plugin_manager::get_elf_object): New function.
386 (Plugin_manager::get_view): Change to directly use the bool to check
387 if get_view is called from claim_file_hook.
388 * plugin.h (input_objects): New function
389 (Plugin__manager::load_plugins): New parameter.
390 (Plugin_manager::claim_file): New parameter.
391 (Plugin_manager::get_elf_object): New function.
392 (Plugin_manager::in_claim_file_handler): New function.
393 (Plugin_manager::in_claim_file_handler_): New member.
394 (layout): New function.
395 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
396 handler with an extra parameter. Make the elf object before calling
397 claim_file handler.
398 * testsuite/plugin_test.c (get_section_count): New function pointer.
399 (get_section_type): New function pointer.
400 (get_section_name): New function pointer.
401 (get_section_contents): New function pointer.
402 (update_section_order): New function pointer.
403 (allow_section_ordering): New function pointer.
404 (onload): Check if the new interfaces exist.
405
9446efde
ILT		 4062011-07-13 Ian Lance Taylor <iant@google.com>
407
408 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
409 relro section.
410 * x86_64.cc (Target_x86_64::got_section): Likewise.
411 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
412 (relro_now_test_SOURCES): New variable.
413 (relro_now_test_DEPENDENCIES): New variable.
414 (relro_now_test_LDFLAGS): New variable.
415 (relro_now_test_LDADD): New variable.
416 (relro_now_test.so): New target.
417 * testsuite/Makefile.in: Rebuild.
418
07aa62f2
ILT		 4192011-07-12 Ian Lance Taylor <iant@google.com>
420
421 PR gold/12980
422 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
423 GLOB_DAT relocation rather than a RELATIVE relocation for a
424 protected symbol when creating a shared library.
425 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
426 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
427 * testsuite/protected_main_1.cc (main): Test that protected
428 function has same address.
429
e2153196
ILT		 4302011-07-11 Ian Lance Taylor <iant@google.com>
431
432 PR gold/12979
433 * options.h (class General_options): Add -Bgroup.
434 * options.cc (General_options::finalize): If -Bgroup is set,
435 default to --unresolved-symbols=report-all.
436 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
437 * target-reloc.h (issue_undefined_symbol_error): Handle
438 --unresolved-symbols=report-all.
439
6daf5215
ILT		 4402011-07-08 Ian Lance Taylor <iant@google.com>
441
442 PR gold/11985
443 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
444 if linker script discards key sections.
445 (Layout::create_dynamic_symtab): Likewise.
446 (Layout::assign_local_dynsym_offsets): Likewise.
447 (Layout::sized_create_version_sections): Likewise.
448 (Layout::create_interp): Likewise.
449 (Layout::finish_dynamic_section): Likewise.
450 (Layout::set_dynamic_symbol_size): Likewise.
451
beabb2c6
ILT		 4522011-07-08 Ian Lance Taylor <iant@google.com>
453
454 PR gold/12386
455 * options.h (class General_options): Add --unresolved-symbols.
456 * target-reloc.h (issue_undefined_symbol_error): Check
457 --unresolved-symbols. Add comments.
458
9c16daf1
ILT		 4592011-07-08 Ian Lance Taylor <iant@google.com>
460
461 * testsuite/odr_violation2.cc (Ordering::operator()): Make
462 expression more complex.
463
191f1a2d
ILT		 4642011-07-08 Ian Lance Taylor <iant@google.com>
465
466 PR gold/11317
467 * target-reloc.h (issue_undefined_symbol_error): New inline
468 function, broken out of relocate_section.
469 (relocate_section): Call issue_undefined_symbol_error.
470 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
471 there is no TLS segment if we are about to issue an undefined
472 symbol error.
473 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
474
62855347
ILT		 4752011-07-08 Ian Lance Taylor <iant@google.com>
476
477 PR gold/12279
478 * resolve.cc (Symbol_table::should_override): Add fromtype
479 parameter. Change all callers. Give error when linking together
480 TLS and non-TLS symbol.
481 (Symbol_table::should_override_with_special): Add fromtype
482 parameter. Change all callers.
483 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
484 there is no TLS segment if we have reported some errors.
485 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
486
67181c72
ILT		 4872011-07-08 Ian Lance Taylor <iant@google.com>
488
489 PR gold/12372
490 * target.h (Target::plt_address_for_global): New function.
491 (Target::plt_address_for_local): New function.
492 (Target::plt_section_for_global): Remove.
493 (Target::plt_section_for_local): Remove.
494 (Target::do_plt_address_for_global): New virtual function.
495 (Target::do_plt_address_for_local): New virtual function.
496 (Target::do_plt_section_for_global): Remove.
497 (Target::do_plt_section_for_local): Remove.
498 (Target::register_global_plt_entry): Add Symbol_table and Layout
499 parameters.
500 * output.cc (Output_data_got::Got_entry::write): Use
501 plt_address_for_global and plt_address_for_local.
502 * layout.cc (Layout::add_target_dynamic_tags): Use size and
503 address of output section.
504 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
505 got_irelative_, and irelative_count_ fields. Update
506 declarations.
507 (Output_data_plt_i386::has_irelative_section): New function.
508 (Output_data_plt_i386::entry_count): Add irelative_count_.
509 (Output_data_plt_i386::set_final_data_size): Likewise.
510 (class Target_i386): Add got_irelative_ and rel_irelative_
511 fields. Update declarations.
512 (Target_i386::Target_i386): Initialize new fields.
513 (Target_i386::do_plt_address_for_global): New function replacing
514 do_plt_section_for_global.
515 (Target_i386::do_plt_address_for_local): New function replacing
516 do_plt_section_for_local.
517 (Target_i386::got_section): Create got_irelative_.
518 (Target_i386::rel_irelative_section): New function.
519 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
520 fields. Don't define __rel_iplt_{start,end}.
521 (Output_data_plt_i386::add_entry): Add symtab and layout
522 parameters. Change all callers. Use different PLT and GOT for
523 IFUNC symbols.
524 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
525 layout parameters. Change all callers. Use different PLT and
526 GOT.
527 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
528 (Output_data_plt_i386::rel_irelative): New function.
529 (Output_data_plt_i386::address_for_global): New function.
530 (Output_data_plt_i386::address_for_local): New function.
531 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
532 IRELATIVE GOT when changing IFUNC GOT entries.
533 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
534 reloc.
535 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
536 if we didn't create an IRELATIVE GOT.
537 (Target_i386::Relocate::relocate): Use plt_address_for_global and
538 plt_address_for_local.
539 (Target_i386::do_dynsym_value): Use plt_address_for_global.
540 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
541 got_irelative_, and irelative_count_ fields. Update
542 declarations.
543 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
544 Initialize new fields. Remove symtab parameter. Change all
545 callers.
546 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
547 irelative_count_.
548 (Output_data_plt_x86_64::has_irelative_section): New function.
549 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
550 (class Target_x86_64): Add got_irelative_ and rel_irelative_
551 fields. Update declarations.
552 (Target_x86_64::Target_x86_64): Initialize new fields.
553 (Target_x86_64::do_plt_address_for_global): New function replacing
554 do_plt_section_for_global.
555 (Target_x86_64::do_plt_address_for_local): New function replacing
556 do_plt_section_for_local.
557 (Target_x86_64::got_section): Create got_irelative_.
558 (Target_x86_64::rela_irelative_section): New function.
559 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
560 all callers. Don't create __rel_iplt_{start,end}.
561 (Output_data_plt_x86_64::add_entry): Add symtab and layout
562 parameters. Change all callers. Use different PLT and GOT for
563 IFUNC symbols.
564 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
565 layout parameters. Change all callers. Use different PLT and
566 GOT.
567 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
568 parameters. Change all callers. Use different PLT and GOT for
569 IFUNC symbols.
570 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
571 (Output_data_plt_x86_64::rela_irelative): New function.
572 (Output_data_plt_x86_64::address_for_global): New function.
573 (Output_data_plt_x86_64::address_for_local): New function.
574 (Output_data_plt_x86_64::set_final_data_size): Likewise.
575 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
576 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
577 (Target_x86_64::register_global_plt_entry): Add symtab and layout
578 parameters.
579 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
580 reloc.
581 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
582 symbols if we didn't create an IRELATIVE GOT.
583 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
584 plt_address_for_local.
585 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
586 * testsuite/ifuncvar1.c: New test file.
587 * testsuite/ifuncvar2.c: New test file.
588 * testsuite/ifuncvar3.c: New test file.
589 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
590 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
591 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
592 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
593 * testsuite/Makefile.in: Rebuild.
594
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596
597 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
598 (two_file_test_1_ndebug.o): Likewise.
599 (two_file_test_1b_ndebug.o): Likewise.
600 (two_file_test_2_ndebug.o): Likewise.
601 (two_file_test_main_ndebug.o): Likewise.
602 (incremental_test_2): Link with no-debug versions.
603
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605
606 * gold/incremental.cc
607 (Output_section_incremental_inputs::write_info_blocks): Check for
608 hidden and internal symbols.
609
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611
612 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
613 Check disposition for startup file.
614 (Incremental_inputs::report_command_line): Ignore
615 --incremental-startup-unchanged option.
616 * options.cc (General_options::parse_incremental_startup_unchanged):
617 New function.
618 (General_options::General_options): Initialize new data member.
619 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
620 (General_options): Add --incremental-startup-unchanged option.
621 (General_options::incremental_startup_disposition): New function.
622 (General_options::incremental_startup_disposition_): New data member.
623
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625
626 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
627 input file index to Script_info ctor.
628 (Sized_incremental_binary::do_file_has_changed): Find the
629 command-line argument for files named in scripts.
630 * incremental.h (Script_info::Script_info): New ctor
631 with input file index.
632 (Script_info::input_file_index): New function.
633 (Script_info::input_file_index_): New data member.
634 (Incremental_binary::get_library): Add const.
635 (Incremental_binary::get_script_info): Add const.
636 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
637 * testsuite/Makefile.am (incremental_test_5): New test case.
638 (incremental_test_6): New test case.
639 * testsuite/Makefile.in: Regenerate.
640
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642
643 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
644 debug output when command lines differ.
645
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647
648 * incremental.cc (Incremental_inputs::report_command_line): Ignore
649 --incremental-patch option.
650 * layout.cc (Free_list::allocate): Extend allocation beyond original
651 end if enabled.
652 (Layout::make_output_section): Mark sections that should get
653 patch space.
654 * options.cc (parse_percent): New function.
655 * options.h (parse_percent): New function.
656 (DEFINE_percent): New macro.
657 (General_options): Add --incremental-patch option.
658 * output.cc (Output_section::Output_section): Initialize new data
659 members.
660 (Output_section::add_input_section): Print section name when out
661 of patch space.
662 (Output_section::add_output_section_data): Likewise.
663 (Output_section::set_final_data_size): Add patch space when
664 doing --incremental-full.
665 (Output_section::do_reset_address_and_file_offset): Remove patch
666 space.
667 (Output_segment::set_section_list_addresses): Print debug output
668 only if --incremental-update.
669 * output.h (Output_section::set_is_patch_space_allowed): New function.
670 (Output_section::is_patch_space_allowed_): New data member.
671 (Output_section::patch_space_): New data member.
672 * parameters.cc (Parameters::incremental_full): New function.
673 * parameters.h (Parameters::incremental_full): New function
674 * testsuite/Makefile.am (incremental_test_2): Add test for
675 --incremental-patch option.
676 * testsuite/Makefile.in: Regenerate.
677 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
678 (t18): Remove function body.
679
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681
682 PR gold/12771
683 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
684 Arm_Address type for relocation result.
685 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
686 overflow check.
687 (Arm_relocate_functions::abs32): Use unaligned access.
688 (Arm_relocate_functions::rel32): Ditto.
689 (Arm_relocate_functions::prel31): Ditto.
690 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
691 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
692 static data relocations.
693 * testsuite/Makefile.in: Regnerate.
694 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
695
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697
698 PR gold/12392
699 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
700 symbols if necessary.
701 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
702
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704
705 PR gold/12952
706 * resolve.cc (Symbol::override_base_with_special): Simply override
707 version with special symbol version, ignoring previous version.
708
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710
711 * object.cc (Sized_relobj_file::include_section_group): Add
712 information to comment about signature location.
713
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715
716 PR gold/12957
717 * options.h (class General_options): Add -f and -F.
718 * options.cc (General_options::finalize): Fatal error if -f/-F
719 are used without -shared.
720 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
721
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723
724 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
725
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727
728 PR gold/12525
729 PR gold/12952
730 * resolve.cc (Symbol::override_base_with_special): Don't override
731 the version if the overriding symbol has a different name.
732 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
733 all callers. If we give an error about an undefined version,
734 define the base version if necessary.
735 * dynobj.h (class Versions): Update declaration.
736 * testsuite/weak_alias_test_5.cc: New file.
737 * testsuite/weak_alias_test.script: New file.
738 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
739 and versioned_alias have the right value, and call t2.
740 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
741 weak_alias_test_5.so.
742 (weak_alias_test_LDADD): Likewise.
743 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
744 * testsuite/Makefile.in: Rebuild.
745
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747
748 PR gold/12525
749 * options.h (class General_options): Support -z notext.
750 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
751 -Wl,-z,notext.
752 (two_file_shared_nonpic.so): Likewise.
753 (two_file_shared_mixed.so): Likewise.
754 (two_file_shared_mixed_1.so): Likewise.
755 (weak_undef_lib_nonpic.so): Likewise.
756 (alt/weak_undef_lib_nonpic.so): Likewise.
757 (tls_test_shared_nonpic.so): Likewise.
758 * testsuite/Makefile.in: Rebuild.
759
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761
762 PR gold/12525
763 * configure.ac: Test whether static linking works, setting
764 the automake conditional HAVE_STATIC.
765 * testsuite/Makefile.am: Disable tests using -static if
766 HAVE_STATIC is not true.
767 * configure, testsuite/Makefile.in: Rebuild.
768
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770
771 PR gold/12525
772 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
773 Assert if we see DW_EH_PE_indirect.
774 * target.h (Target::ehframe_datarel_base): New function.
775 (Target::do_ehframe_datarel_base): New target function.
776 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
777 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
778 function.
779
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781
782 PR gold/12571
783 * options.h (class General_options): Add
784 --ld-generated-unwind-info.
785 * ehframe.cc (Fde::write): Add address parameter. Change all
786 callers. If associated with PLT, fill in address and size.
787 (Cie::set_output_offset): Only add merge mapping if there is an
788 object.
789 (Cie::write): Add address parameter. Change all callers.
790 (Eh_frame::add_ehframe_for_plt): New function.
791 * ehframe.h (class Fde): Update declarations. Move shndx_ and
792 input_offset_ fields into union u_, with new plt field.
793 (Fde::Fde): Adjust for new union field.
794 (Fde::Fde) [Output_data version]: New constructor.
795 (Fde::add_mapping): Only add merge mapping if there is an object.
796 (class Cie): Update declarations.
797 (class Eh_frame): Declare add_ehframe_for_plt.
798 * layout.cc (Layout::layout_eh_frame): Break out code into
799 make_eh_frame_section, and call it.
800 (Layout::make_eh_frame_section): New function.
801 (Layout::add_eh_frame_for_plt): New function.
802 * layout.h (class Layout): Update declarations.
803 * merge.cc (Merge_map::add_mapping): Add assertion.
804 * i386.cc: Include "dwarf.h".
805 (class Output_data_plt_i386): Make first_plt_entry,
806 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
807 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
808 and plt_eh_frame_fde.
809 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
810 boundary. Call add_eh_frame_for_plt if appropriate.
811 * x86_64.cc: Include "dwarf.h".
812 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
813 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
814 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
815 and plt_eh_frame_fde.
816 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
817 appropriate.
818
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820
821 PR gold/12629
822 * object.cc (Sized_relobj_file::layout_section): Change shdr
823 parameter to be const.
824 (Sized_relobj_file::layout_eh_frame_section): New function, broken
825 out of do_layout.
826 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
827 appropriate. Call layout_eh_frame_section.
828 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
829 sections.
830 * object.h (class Sized_relobj_file): Update declarations.
831
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833
37e41b03 834 PR gold/12652
6c21fce1
ILT		 835 * script.cc (Token::integer_value): Accept trailing M/m/K/k
836 modifier.
837 (Lex::gather_token): Accept trailing M/m/K/k for integers.
838
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840
841 PR gold/12675
842 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
843 SHT_X86_64_UNWIND.
844 * layout.cc (Layout::layout_eh_frame): Likewise.
845
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847
848 PR gold/12695
849 * layout.cc (Layout::symtab_section_shndx): New function.
850 * layout.h (class Layout): Declare symtab_section_shndx.
851 * output.cc (Output_section::write_header): Call it.
852
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854
855 PR gold/12818
856 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
857 symbols which are not used in a relocation.
858
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860
861 PR gold/12898
862 * layout.cc (Layout::segment_precedes): Don't crash if a linker
863 script create indistinguishable segments.
864 (Layout::set_segment_offsets): Use stable_sort when sorting
865 segments. Pass this to Compare_segments constructor.
866 * layout.h (class Layout): Make segment_precedes non-static.
867 (class Compare_segments): Change from struct to class. Add
868 layout_ field. Add constructor.
869 * script-sections.cc
870 (Script_sections::attach_sections_using_phdrs_clause): Rename
871 local orphan to is_orphan. Don't report failure to put empty
872 section in segment. On attachment failure, report name of
873 section, and attach to first PT_LOAD segment.
874
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876
877 PR gold/12934
878 * target-select.cc (Target_selector::Target_selector): Add
879 emulation parameter. Change all callers.
880 (select_target_by_bfd_name): Rename from select_target_by_name.
881 Change all callers.
882 (select_target_by_emulation): New function.
883 (supported_emulation_names): New function.
884 * target-select.h (class Target_selector): Add emulation_ field.
885 Update declarations.
886 (Target_selector::recognize_by_bfd_name): Rename from
887 recognize_by_name. Change all callers.
888 (Target_selector::supported_bfd_names): Rename from
889 supported_names. Change all callers.
890 (Target_selector::recognize_by_emulation): New function.
891 (Target_selector::supported_emulations): New function.
892 (Target_selector::emulation): New function.
893 (Target_selector::do_recognize_by_bfd_name): Rename from
894 do_recognize_by_name. Change all callers.
895 (Target_selector::do_supported_bfd_names): Rename from
896 do_supported_names. Change all callers.
897 (Target_selector::do_recognize_by_emulation): New function.
898 (Target_selector::do_supported_emulations): New function.
899 (select_target_by_bfd_name): Change name in declaration.
900 (select_target_by_emulation): Declare.
901 (supported_emulation_names): Declare.
902 * parameters.cc (parameters_force_valid_target): Try to find
903 target based on emulation from -m option.
904 * options.h (class General_options): Change doc string for -m.
905 * options.cc (help): Print emulations.
906 (General_options::parse_V): Likewise.
907 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
908 Add emulation parameter. Change all callers.
909
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911
912 * target.h (class Target): Add osabi_ field.
913 (Target::osabi): New function.
914 (Target::set_osabi): New function.
915 (Target::Target): Initialize osabi_.
916 (Target::do_adjust_elf_header): Make pure virtual.
917 (Sized_target::do_adjust_elf_header): Declare.
918 * target.cc (Sized_target::do_adjust_elf_header): New function.
919 (class Sized_target): Instantiate all versions.
920 * freebsd.h (class Target_freebsd): Remove.
921 (Target_selector_freebsd::do_recognize): Call set_osabi on
922 Target.
923 (Target_selector_freebsd::do_recognize_by_name): Likewise.
924 (Target_selector_freebsd::set_osabi): Remove.
925 * i386.cc (class Target_i386): Inherit from Sized_target rather
926 than Target_freebsd.
927 * x86_64.cc (class Target_x86_64): Likewise.
928
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930
931 * target.h (Target::can_check_for_function_pointers): Rewrite.
932 Make non-virtual.
933 (Target::can_icf_inline_merge_sections): Likewise.
934 (Target::section_may_have_icf_unsafe_poineters): Likewise.
935 (Target::Target_info): Add can_icf_inline_merge_sections field.
936 (Target::do_can_check_for_function_pointers): New virtual
937 function.
938 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
939 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
940 from can_check_for_function_pointers, move in file.
941 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
942 section_may_have_icf_unsafe_poineters, move in file.
943 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
944 * i386.cc (Target_i386::do_can_check_for_function_pointers):
945 Rename from can_check_for_function_pointers, move in file.
946 (Target_i386::can_icf_inline_merge_sections): Remove.
947 (Target_i386::i386_info): Initialize
948 can_icf_inline_merge_sections.
949 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
950 Initialize can_icf_inline_merge_sections.
951 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
952 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
953 Rename from can_check_for_function_pointers, move in file.
954 (Target_x86_64::can_icf_inline_merge_sections): Remove.
955 (Target_x86_64::x86_64_info): Initialize
956 can_icf_inline_merge_sections.
957 * testsuite/testfile.cc (Target_test::test_target_info):
958 Likewise.
959 * icf.cc (get_section_contents): Correct formatting.
960
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962
963 * symtab.cc (Symbol::versioned_name): New function.
964 (Symbol_table::add_to_final_symtab): Use versioned_name when
965 appropriate.
966 (Symbol_table::sized_write_symbol): Likewise.
967 * symtab.h (class Symbol): Declare versioned_name.
968 * stringpool.h (class Stringpool_template): Add variant of add
969 which takes a std::basic_string.
970 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
971 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
972 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
973 (ver_test_12.o): New target.
974 * testsuite/Makefile.in: Rebuild.
975
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977
978 * arm.cc (Arm_relocate_functions::thm_jump8,
979 Arm_relocate_functions::thm_jump11): Use a wider signed
980 type to compute offset.
981 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
982 arm_thm_jump8.
983 * testsuite/Makefile.in: Regenerate.
984 * testsuite/arm_branch_in_range.sh: Check test results of
985 arm_thm_jump11 and arm_thm_jump8.
986 * testsuite/arm_thm_jump11.s: New test source file.
987 * testsuite/arm_thm_jump11.t: New linker script.
988 * testsuite/arm_thm_jump8.s: New test source file.
989 * testsuite/arm_thm_jump8.t: New linker script.
990
487b39df
ILT		 9912011-06-24 Ian Lance Taylor <iant@google.com>
992
993 * layout.cc: Include "object.h".
994 (ctors_sections_in_init_array): New static variable.
995 (Layout::is_ctors_in_init_array): New function.
996 (Layout::layout): Add entry to ctors_sections_in_init_array if
997 appropriate.
998 * layout.h (class Layout): Declare is_ctors_in_init_array.
999 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1000 is_ctors_reverse_view is set.
1001 (Sized_relobj_file::write_sections): Add layout parameter. Change
1002 all callers. Set is_ctors_reverse_view field of View_size.
1003 (Sized_relobj_file::reverse_words): New function.
1004 * object.h (Sized_relobj_file::View_size): Add
1005 is_ctors_reverse_view field.
1006 (class Sized_relobj_file): Update declarations.
1007 * testsuite/initpri3.c: New test.
1008 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1009 initpri3b.
1010 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1011 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1012 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1013 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1014 * testsuite/Makefile.in: Rebuild.
1015
472076e4
CC		 10162011-06-24 Cary Coutant <ccoutant@google.com>
1017
1018 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1019 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1020 (debug_msg_cdebug.err): New targets.
1021 * testsuite/Makefile.in: Regenerate.
1022 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1023 Fix checks for link with shared library.
1024
a60af0db
DK		 10252011-06-24 Doug Kwan <dougkwan@google.com>
1026
1027 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1028 skip empty text sections.
1029 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1030
5393d741
ILT		 10312011-06-22 Ian Lance Taylor <iant@google.com>
1032
1033 PR gold/12910
1034 * options.h (class General_options): Add --ctors-in-init-array.
1035 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1036 friends as SHT_PROGBITS for merging sections.
1037 (Layout::layout): Remove special handling of .init_array and
1038 friends. Don't sort if doing relocatable link. Sort for .ctors
1039 and .dtors if ctors_in_init_array.
1040 (Layout::make_output_section): Force correct section types for
1041 .init_array and friends. Don't sort if doing relocatable link,
1042 Don't sort .ctors and .dtors if ctors_in_init_array.
1043 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1044 (Layout::output_section_name): Add relobj parameter. Change all
1045 callers. Handle .ctors. and .dtors. in code rather than table.
1046 Handle .ctors and .dtors if ctors_in_init_array.
1047 (Layout::match_file_name): New function, moved from output.cc.
1048 * layout.h (class Layout): Update declarations.
1049 * output.cc: Include "layout.h".
1050 (Input_section_sort_entry::get_priority): New function.
1051 (Input_section_sort_entry::match_file_name): Just call
1052 Layout::match_file_name.
1053 (Output_section::Input_section_sort_init_fini_compare::operator()):
1054 Handle .ctors and .dtors. Sort by explicit priority rather than
1055 by name.
1056 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1057 * testsuite/initpri2.c: New test.
1058 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1059 (check_PROGRAMS): Add initpri2.
1060 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1061 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1062 * configure, testsuite/Makefile.in: Rebuild.
1063
e1f74f98
ILT		 10642011-06-19 Ian Lance Taylor <iant@google.com>
1065
1066 PR gold/12880
1067 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1068 .interp section to a PT_INTERP segment even if we have seen a
1069 --dynamic-linker option. Don't do it if we have seen a PHDRS
1070 clause in a linker script.
1071 (Layout::finalize): Don't create a .interp section if we've
1072 already create a PT_INTERP segment.
1073 (Layout::create_interp): Always call choose_output_section (revert
1074 patch of 2011-06-17). Don't create PT_INTERP segment.
1075 * script-sections.cc
1076 (Script_sections::create_note_and_tls_segments): Add a .interp
1077 section to a PT_INTERP segment even if we have seen a
1078 --dynamic-linker option.
1079
766f91bb
ILT		 10802011-06-18 Ian Lance Taylor <iant@google.com>
1081
1082 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1083 merely because a non-PT_LOAD segment has a dynamic reloc.
1084
0d212c3a
ILT		 10852011-06-18 Ian Lance Taylor <iant@google.com>
1086
1087 * layout.cc (Layout::finish_dynamic_section): Don't create
1088 DT_FLAGS entry if not needed.
1089
911a5072
ILT		 10902011-06-18 Ian Lance Taylor <iant@google.com>
1091
1092 PR gold/12745
1093 * layout.cc (Layout::layout_eh_frame): Correct handling of
1094 writable .eh_frame section.
1095
534b4e5f
ILT		 10962011-06-17 Ian Lance Taylor <iant@google.com>
1097
1098 PR gold/12893
1099 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1100 symbol is redefined with the exact same object and value.
1101
10b4f102
ILT		 11022011-06-17 Ian Lance Taylor <iant@google.com>
1103
1104 PR gold/12880
1105 * layout.h (class Layout): Add interp_segment_ field.
1106 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1107 (Layout::attach_allocated_section_to_segment): If making shared
1108 library, put .interp section in PT_INTERP segment.
1109 (Layout::finalize): Also call create_interp if -dynamic-linker
1110 option was used.
1111 (Layout::create_interp): Assert that there is no PT_INTERP
1112 segment. If not using a SECTIONS clause, use make_output_section.
1113 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1114 * script-sections.cc
1115 (Script_sections::create_note_and_tls_segments): If making shared
1116 library, put .interp section in PT_INTERP segment.
1117
a29b0dad
ILT		 11182011-06-17 Ian Lance Taylor <iant@google.com>
1119
e588ea8d
ILT		 1120 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1121 when making a shared library.
1122
11232011-06-17 Ian Lance Taylor <iant@google.com>
1124
1125 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1126 parameter. Change all callers. Don't issue warning about PC32
1127 against locally defined symbol.
a29b0dad 1128
9d3b0698
ILT		 11292011-06-16 Ian Lance Taylor <iant@google.com>
1130
1131 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1132 occurs in same object.
1133
85b0f90c
AM		 11342011-06-14 Alan Modra <amodra@gmail.com>
1135
1136 * po/POTFILES.in: Regenerate.
1137
a94907d9
ILT		 11382011-06-09 Ian Lance Taylor <iant@google.com>
1139
1140 * script-sections.cc
1141 (Orphan_output_section::set_section_addresses): For a relocatable
1142 link set address to 0.
1143
4fb3a1c3
CC		 11442011-06-09 Cary Coutant <ccoutant@google.com>
1145
1146 PR gold/12804
1147 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1148 used with --compress-debug-sections.
1149 * gold/object.cc (Sized_relobj_file::do_layout): Report
1150 uncompressed size of compressed input sections.
1151
61220854
CC		 11522011-06-08 Cary Coutant <ccoutant@google.com>
1153
1154 PR gold/12804
1155 * testsuite/two_file_test_2_v1.cc: Change initialization of
1156 v2 to keep it in .data.
1157
e6455dfb
CC		 11582011-06-07 Cary Coutant <ccoutant@google.com>
1159
1160 * common.cc (Symbol_table::do_allocate_commons_list): Call
1161 gold_fallback.
1162 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1163 (Errors::fallback): New function.
1164 (gold_fallback): New function.
1165 * errors.h (Errors::fallback): New function.
1166 * gold.cc (gold_exit): Change status parameter to enum; adjust
1167 all callers.
1168 (queue_initial_tasks): Call gold_fallback.
1169 * gold.h: Include cstdlib.
1170 (Exit_status): New enum type.
1171 (gold_exit): Change status parameter to enum.
1172 (gold_fallback): New function.
1173 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1174 (Layout::create_symtab_sections): Likewise.
1175 (Layout::create_shdrs): Likewise.
1176 * main.cc (main): Adjust call to gold_exit.
1177 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1178 (Output_data_got::add_got_entry_pair): Likewise.
1179 (Output_section::add_input_section): Likewise.
1180 (Output_section::add_output_section_data): Likewise.
1181 (Output_segment::set_section_list_addresses): Likewise.
1182 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1183
fb0e076f
CC		 11842011-06-07 Cary Coutant <ccoutant@google.com>
1185
1186 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1187 for incremental links.
1188 * output.cc (Output_segment::set_section_list_addresses): Remove
1189 FIXME and test for TLS or BSS.
1190
a5ee4d5d
CC		 11912011-06-07 Cary Coutant <ccoutant@google.com>
1192
1193 * testsuite/Makefile.am: Add incremental_copy_test,
1194 incremental_common_test_1.
1195 * testsuite/Makefile.in: Regenerate.
1196 * testsuite/common_test_1_v1.c: New source file.
1197 * testsuite/common_test_1_v2.c: New source file.
1198 * testsuite/copy_test_v1.cc: New source file.
1199
5146f448
CC		 12002011-06-07 Cary Coutant <ccoutant@google.com>
1201
1202 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1203 update, allocate common from bss section's free list.
1204 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1205 linker-defined symbols.
1206 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1207 Skip GOT and PLT entries that are no longer referenced.
1208 (Output_section_incremental_inputs::write_info_blocks): Mark
1209 linker-defined symbols.
1210 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1211 * output.cc (Output_section::allocate): New function.
1212 * output.h (Output_section::allocate): New function.
1213 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1214 linker-defined symbols.
1215 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1216 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1217 (Symbol::init_base_output_data): Likewise.
1218 (Symbol::init_base_output_segment): Likewise.
1219 (Symbol::init_base_constant): Likewise.
1220 (Sized_symbol::init_output_data): Likewise.
1221 (Sized_symbol::init_output_segment): Likewise.
1222 (Sized_symbol::init_constant): Likewise.
1223 (Symbol_table::do_define_in_output_data): Likewise.
1224 (Symbol_table::do_define_in_output_segment): Likewise.
1225 (Symbol_table::do_define_as_constant): Likewise.
1226 * symtab.h (Symbol::is_predefined): New function.
1227 (Symbol::init_base_output_data): Add is_predefined parameter.
1228 (Symbol::init_base_output_segment): Likewise.
1229 (Symbol::init_base_constant): Likewise.
1230 (Symbol::is_predefined_): New data member.
1231 (Sized_symbol::init_output_data): Add is_predefined parameter.
1232 (Sized_symbol::init_output_segment): Likewise.
1233 (Sized_symbol::init_constant): Likewise.
1234 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1235
26d3c67d
CC		 12362011-06-07 Cary Coutant <ccoutant@google.com>
1237
1238 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1239 instead of emit_copy_reloc.
1240 (Copy_relocs::emit_copy_reloc): Refactor.
1241 (Copy_relocs::make_copy_reloc): New function.
1242 (Copy_relocs::add_copy_reloc): Remove.
1243 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1244 section.
1245 (Copy_relocs::make_copy_reloc): New function.
1246 (Copy_relocs::add_copy_reloc): Remove.
1247 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1248 unchanged input files.
1249 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1250 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1251 Reserve BSS space for COPY relocations.
1252 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1253 (Output_section_incremental_inputs::write_info_blocks): Record
1254 whether a symbol is copied from a shared object.
1255 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1256 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1257 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1258 (Incremental_input_entry_reader::get_output_symbol_index): Add
1259 is_copy parameter.
1260 (Incremental_binary::emit_copy_relocs): New function.
1261 (Incremental_binary::do_emit_copy_relocs): New function.
1262 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1263 new data member.
1264 (Sized_incremental_binary::add_copy_reloc): New function.
1265 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1266 (Sized_incremental_binary::Copy_reloc): New struct.
1267 (Sized_incremental_binary::Copy_relocs): New typedef.
1268 (Sized_incremental_binary::copy_relocs_): New data member.
1269 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1270 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1271 * target.h (Sized_target::emit_copy_reloc): New function.
1272 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1273
7cdb37d9
CC		 12742011-06-02 Cary Coutant <ccoutant@google.com>
1275
1276 PR gold/12163
1277 * gold/archive.cc (Archive::Archive): Initialize new data member.
1278 (Archive::include_all_members): Return if archive has already been
1279 included.
1280 * gold/archive.h (Archive::include_all_members_): New data member.
1281
cc643b88
NC		 12822011-06-02 Nick Clifton <nickc@redhat.com>
1283
1284 * dynobj.h: Fix spelling mistake in comment.
1285 * output.cc: Likewise.
1286
f62a3ca7
DK		 12872011-05-31 Doug Kwan <dougkwan@google.com>
1288 Asier Llano
1289
1290 PR gold/12826
cc643b88 1291 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1292 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1293 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1294 redundant arm_exidx_test.so.
1295 * testsuite/Makefile.in: Regenerate.
1296 (check_SCRIPTS): Add pr12826.sh
1297 (check_DATA): Add pr12826.stdout
1298 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1299 * testsuite/pr12826.sh: New file.
1300 * testsuite/pr12826_1.s: Ditto.
1301 * testsuite/pr12826_1.s: Ditto.
1302
8dbe1edc
ILT		 13032011-05-30 Ian Lance Taylor <iant@google.com>
1304
1305 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1306 sections.
1307
c49875be
ILT		 13082011-05-29 Ian Lance Taylor <iant@google.com>
1309
1310 PR gold/12804
1311 * testsuite/Makefile.am: Use different file name for two_file_test
1312 temporary file for each incremental test.
1313 * testsuite/Makefile.in: Rebuild.
1314
69d53f7a
ILT		 13152011-05-29 Ian Lance Taylor <iant@google.com>
1316
1317 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1318 binary input file is empty.
1319
41d0ab5f
ILT		 13202011-05-27 Ian Lance Taylor <iant@google.com>
1321
1322 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1323 (ver_test_9.so): Likewise.
1324 * testsuite/Makefile.in: Rebuild.
1325
89d8a36b
CC		 13262011-05-26 Cary Coutant <ccoutant@google.com>
1327
1328 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1329 * incremental.cc (Incremental_inputs::report_input_section): Fix
1330 comment, indentation.
1331 (Incremental_inputs::report_comdat_group): New function.
1332 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1333 of data for incremental input file entry.
1334 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1335 group count, COMDAT group signatures.
1336 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1337 an unchanged input file.
1338 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1339 Initialize new data member.
1340 (Incremental_object_entry::add_comdat_group): New function.
1341 (Incremental_object_entry::get_comdat_group_count): New function.
1342 (Incremental_object_entry::get_comdat_signature_key): New function.
1343 (Incremental_object_entry::groups_): New data member.
1344 (Incremental_inputs::report_comdat_group): New function.
1345 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1346 data for incremental input file entry.
1347 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1348 (Incremental_input_entry_reader::get_input_section): Adjust size of
1349 data for incremental input file entry.
1350 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1351 (Incremental_input_entry_reader::get_comdat_group_signature): New
1352 function.
1353 * object.cc (Sized_relobj::include_section_group): Report kept
1354 COMDAT groups for incremental links.
1355
1706a06f
ILT		 13562011-05-24 David Meyer <pdox@google.com>
1357
1358 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1359 with name parameter. Add found_name parameter.
1360 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1361 * dirsearch.h (class Dirsearch): Update declaration.
1362
a10ae760
ILT		 13632011-05-24 Ian Lance Taylor <iant@google.com>
1364
1365 * archive.cc (Library_base::should_include_member): Pull in object
1366 from archive if it defines the entry symbol.
1367 * parameters.cc (Parameters::entry): New function.
1368 * parameters.h (class Parameters): Declare entry.
1369 * output.h (class Output_file_header): Remove entry_ field.
1370 * output.cc (Output_file_header::Output_file_header): Remove entry
1371 parameter. Change all callers.
1372 (Output_file_header::entry): Use parameters->entry.
1373 * gold.cc (queue_middle_tasks): Likewise.
1374 * plugin.cc (Plugin_hook::run): Likewise.
1375
aa92d6ed
CC		 13762011-05-24 Cary Coutant <ccoutant@google.com>
1377
1378 * gold.cc (queue_initial_tasks): Pass incremental base filename
1379 to Output_file::open_base_file; don't print error message.
1380 * incremental-dump.cc (main): Adjust call to
1381 Output_file::open_for_modification.
1382 * incremental-dump.cc (main): Likewise.
1383 * incremental.cc (Incremental_inputs::report_command_line):
1384 Ignore --incremental-base option when comparing command lines.
1385 Ignore parameter when given as separate argument.
1386 * options.h (class General_options): Add --incremental-base.
1387 * output.cc (Output_file::Output_file):
1388 (Output_file::open_base_file): Add base_name and writable parameters;
1389 read base file into new file; print error message here.
1390 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1391 callers.
1392 * output.h (Output_file::open_for_modification): Rename to...
1393 (Output_file::open_base_file): ...this; add base_name and
1394 writable parameters; adjust all callers.
1395 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1396 callers.
1397 * testsuite/Makefile.am (incremental_test_4): Test
1398 --incremental-base.
1399 * testsuite/Makefile.in: Regenerate.
1400
2eedd706
CC		 14012011-05-24 Cary Coutant <ccoutant@google.com>
1402
1403 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1404 incremental_test_4.
1405 * testsuite/Makefile.in: Regenerate.
1406 * testsuite/two_file_test_1_v1.cc: New test source file.
1407 * testsuite/two_file_test_1b_v1.cc: New test source file.
1408 * testsuite/two_file_test_2_v1.cc: New test source file.
1409
0f1c85a6
CC		 14102011-05-24 Cary Coutant <ccoutant@google.com>
1411
1412 * dynobj.h (Dynobj::do_dynobj): New function.
1413 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1414 flag and soname for shared objects.
1415 * incremental.cc (Incremental_inputs::report_object): Make
1416 either Incremental_object_entry or Incremental_dynobj_entry; add
1417 soname to string table.
1418 (Incremental_inputs::report_input_section): Add assertion.
1419 (Output_section_incremental_inputs::set_final_data_size): Adjust
1420 type of input file entry for shared libraries; adjust size of
1421 shared library info entry.
1422 (Output_section_incremental_inputs::write_input_files): Write
1423 as_needed flag for shared libraries.
1424 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1425 of input file entry for shared libraries; write soname.
1426 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1427 soname from incremental info.
1428 * incremental.h (enum Incremental_input_flags): Add
1429 INCREMENTAL_INPUT_AS_NEEDED.
1430 (Incremental_input_entry::Incremental_input_entry): Initialize new
1431 data member.
1432 (Incremental_input_entry::set_as_needed): New function.
1433 (Incremental_input_entry::as_needed): New function.
1434 (Incremental_input_entry::do_dynobj_entry): New function.
1435 (Incremental_input_entry::as_needed_): New data member.
1436 (Incremental_object_entry::Incremental_object_entry): Don't check
1437 for shared library.
1438 (Incremental_object_entry::do_type): Likewise.
1439 (class Incremental_dynobj_entry): New class.
1440 (Incremental_input_entry_reader::as_needed): New function.
1441 (Incremental_input_entry_reader::get_soname): New function.
1442 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1443 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1444 size of shared library info entry.
1445 * layout.cc (Layout::finish_dynamic_section): Don't test for
1446 incremental link when adding DT_NEEDED entries.
1447 * object.h (Object::Object): Initialize new data member.
1448 (Object::dynobj): New function.
1449 (Object::set_as_needed): New function.
1450 (Object::as_needed): New function.
1451 (Object::do_dynobj): New function.
1452 (Object::as_needed_): New data member.
1453
6fa2a40b
CC		 14542011-05-24 Cary Coutant <ccoutant@google.com>
1455
1456 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1457 info; adjust display of GOT entries.
1458 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1459 vector of input objects; remove file_status_.
1460 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1461 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1462 got_plt reader; call target hooks to reserve GOT entries.
1463 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1464 of input file info header and GOT info entry.
1465 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1466 relocation info.
1467 (Got_plt_view_info::got_descriptor): Remove.
1468 (Got_plt_view_info::sym_index): New data member.
1469 (Got_plt_view_info::input_index): New data member.
1470 (Local_got_offset_visitor::visit): Write input file index.
1471 (Global_got_offset_visitor::visit): Write 0 for input file index.
1472 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1473 with sym_index and input_index.
1474 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1475 incremental info GOT entry; replace got_descriptor with input_index.
1476 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1477 map from input file index to object.
1478 (Sized_relobj_incr::do_layout): Replace direct data member reference
1479 with accessor function.
1480 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1481 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1482 Adjust size of input file info header.
1483 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1484 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1485 (Incremental_input_entry_reader::get_input_section): Adjust size of
1486 input file info header.
1487 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1488 of incremental info GOT entry.
1489 (Incremental_got_plt_reader::get_got_desc): Remove.
1490 (Incremental_got_plt_reader::get_got_symndx): New function.
1491 (Incremental_got_plt_reader::get_got_input_index): New function.
1492 (Sized_incremental_binary::Sized_incremental_binary): Remove
1493 file_status_; add input_objects_.
1494 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1495 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1496 (Sized_incremental_binary::file_is_unchanged): Remove.
1497 (Sized_incremental_binary::set_input_object): New function.
1498 (Sized_incremental_binary::input_object): New function.
1499 (Sized_incremental_binary::file_status_): Remove.
1500 (Sized_incremental_binary::input_objects_): New data member.
1501 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1502 references.
1503 (Sized_relobj_incr::invalid_address): Move to base class.
1504 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1505 class.
1506 (Sized_relobj_incr::do_output_section_offset): Likewise.
1507 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1508 (Sized_relobj_incr::section_offsets_): Likewise.
1509 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1510 function.
1511 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1512 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1513 with accessor function.
1514 (Sized_relobj_file::do_layout): Likewise.
1515 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1516 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1517 (Sized_relobj_file::compute_final_local_value): Replace refs to
1518 section_offsets_ with accessor function.
1519 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1520 * object.h (Relobj::Relobj): Initialize new data members.
1521 (Relobj::add_dyn_reloc): New function.
1522 (Relobj::first_dyn_reloc): New function.
1523 (Relobj::dyn_reloc_count): New function.
1524 (Relobj::first_dyn_reloc_): New data member.
1525 (Relobj::dyn_reloc_count_): New data member.
1526 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1527 references.
1528 (Sized_relobj::Address): New typedef.
1529 (Sized_relobj::invalid_address): Move here from child class.
1530 (Sized_relobj::Sized_relobj): Initialize new data members.
1531 (Sized_relobj::sized_relobj): New function.
1532 (Sized_relobj::is_output_section_offset_invalid): Move here from
1533 child class.
1534 (Sized_relobj::get_output_section_offset): Likewise.
1535 (Sized_relobj::local_has_got_offset): Likewise.
1536 (Sized_relobj::local_got_offset): Likewise.
1537 (Sized_relobj::set_local_got_offset): Likewise.
1538 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1539 (Sized_relobj::clear_got_offsets): New function.
1540 (Sized_relobj::section_offsets): Move here from child class.
1541 (Sized_relobj::do_output_section_offset): Likewise.
1542 (Sized_relobj::do_set_section_offset): Likewise.
1543 (Sized_relobj::Local_got_offsets): Likewise.
1544 (Sized_relobj::local_got_offsets_): Likewise.
1545 (Sized_relobj::section_offsets_): Likewise.
1546 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1547 references.
1548 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1549 class.
1550 (Sized_relobj_file::sized_relobj): New function
1551 (Sized_relobj_file::local_has_got_offset): Move to base class.
1552 (Sized_relobj_file::local_got_offset): Likewise.
1553 (Sized_relobj_file::set_local_got_offset): Likewise.
1554 (Sized_relobj_file::get_output_section_offset): Likewise.
1555 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1556 (Sized_relobj_file::do_output_section_offset): Likewise.
1557 (Sized_relobj_file::do_set_section_offset): Likewise.
1558 (Sized_relobj_file::Local_got_offsets): Likewise.
1559 (Sized_relobj_file::local_got_offsets_): Likewise.
1560 (Sized_relobj_file::section_offsets_): Likewise.
1561 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1562 (all constructors).
1563 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1564 (Output_reloc::get_symbol_index): Likewise.
1565 (Output_reloc::local_section_offset): Likewise.
1566 (Output_reloc::get_address): Likewise.
1567 (Output_reloc::symbol_value): Likewise.
1568 (Output_data_got::reserve_slot): Move to class definition.
1569 (Output_data_got::reserve_local): New function.
1570 (Output_data_got::reserve_slot_for_global): Remove.
1571 (Output_data_got::reserve_global): New function.
1572 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1573 (all constructors, two instantiations).
1574 (Output_reloc::get_relobj): New function (two instantiations).
1575 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1576 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1577 (Output_data_reloc::add_global): Adjust type of relobj.
1578 (Output_data_reloc::add_global_relative): Likewise.
1579 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1580 (Output_data_reloc::add_local): Likewise.
1581 (Output_data_reloc::add_local_relative): Likewise.
1582 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1583 (Output_data_reloc::add_local_section): Likewise.
1584 (Output_data_reloc::add_output_section): Likewise.
1585 (Output_data_reloc::add_absolute): Likewise.
1586 (Output_data_reloc::add_target_specific): Likewise.
1587 (Output_data_got::reserve_slot): Move definition here.
1588 (Output_data_got::reserve_local): New function.
1589 (Output_data_got::reserve_global): New function.
1590 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1591 section_offsets_ with accessor function.
1592 (Sized_relobj_file::write_sections): Likewise.
1593 (Sized_relobj_file::do_relocate_sections): Likewise.
1594 * target.h (Sized_target::reserve_local_got_entry): New function.
1595 (Sized_target::reserve_global_got_entry): New function.
1596 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1597 (Target_x86_64::reserve_global_got_entry): New function.
1598 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1599
4829d394
CC		 16002011-05-23 Cary Coutant <ccoutant@google.com>
1601
1602 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1603 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1604 bit when checking got_type.
1605 * incremental.cc (Sized_incremental_binary::setup_readers):
1606 Store symbol table and string table locations; initialize bit vector
1607 of file status flags.
1608 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1609 unchanged files.
1610 (Sized_incremental_binary::do_process_got_plt): New function.
1611 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1612 (Output_section_incremental_inputs::set_final_data_size): Record
1613 file index for each input file.
1614 (Output_section_incremental_inputs::write_got_plt): Store file index
1615 instead of input entry offset for each GOT entry.
1616 * incremental.h
1617 (Incremental_input_entry::Incremental_input_entry): Initialize new
1618 data member.
1619 (Incremental_input_entry::set_offset): Store file index.
1620 (Incremental_input_entry::get_file_index): New function.
1621 (Incremental_input_entry::file_index_): New data member.
1622 (Incremental_binary::process_got_plt): New function.
1623 (Incremental_binary::do_process_got_plt): New function.
1624 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1625 data members.
1626 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1627 (Sized_incremental_binary::set_file_is_unchanged): New function.
1628 (Sized_incremental_binary::file_is_unchanged): New function.
1629 (Sized_incremental_binary::do_process_got_plt): New function.
1630 (Sized_incremental_binary::file_status_): New data member.
1631 (Sized_incremental_binary::main_symtab_loc_): New data member.
1632 (Sized_incremental_binary::main_strtab_loc_): New data member.
1633 * output.cc (Output_data_got::Got_entry::write): Add case
1634 RESERVED_CODE.
1635 (Output_data_got::add_global): Call add_got_entry.
1636 (Output_data_got::add_global_plt): Likewise.
1637 (Output_data_got::add_global_with_rel): Likewise.
1638 (Output_data_got::add_global_with_rela): Likewise.
1639 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1640 (Output_data_got::add_global_pair_with_rela): Likewise.
1641 (Output_data_got::add_local): Call add_got_entry.
1642 (Output_data_got::add_local_plt): Likewise.
1643 (Output_data_got::add_local_with_rel): Likewise.
1644 (Output_data_got::add_local_with_rela): Likewise.
1645 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1646 (Output_data_got::add_local_pair_with_rela): Likewise.
1647 (Output_data_got::reserve_slot): New function.
1648 (Output_data_got::reserve_slot_for_global): New function.
1649 (Output_data_got::add_got_entry): New function.
1650 (Output_data_got::add_got_entry_pair): New function.
1651 (Output_section::add_output_section_data): Edit FIXME.
1652 * output.h
1653 (Output_section_data_build::Output_section_data_build): New
1654 constructor with size parameter.
1655 (Output_data_space::Output_data_space): Likewise.
1656 (Output_data_got::Output_data_got): Initialize new data member; new
1657 constructor with size parameter.
1658 (Output_data_got::add_constant): Call add_got_entry.
1659 (Output_data_got::reserve_slot): New function.
1660 (Output_data_got::reserve_slot_for_global): New function.
1661 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1662 (Output_data_got::add_got_entry): New function.
1663 (Output_data_got::add_got_entry_pair): New function.
1664 (Output_data_got::free_list_): New data member.
1665 * target.h (Sized_target::init_got_plt_for_update): New function.
1666 (Sized_target::register_global_plt_entry): New function.
1667 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1668 Initialize new data member; call init; add constructor with PLT count.
1669 (Output_data_plt_x86_64::init): New function.
1670 (Output_data_plt_x86_64::add_relocation): New function.
1671 (Output_data_plt_x86_64::reserve_slot): New function.
1672 (Output_data_plt_x86_64::free_list_): New data member.
1673 (Target_x86_64::init_got_plt_for_update): New function.
1674 (Target_x86_64::register_global_plt_entry): New function.
1675 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1676 incremental updates.
1677 (Output_data_plt_x86_64::add_relocation): New function.
1678 * testsuite/object_unittest.cc (Object_test): Set default options.
1679
ec69d6da
ILT		 16802011-05-16 Ian Lance Taylor <iant@google.com>
1681
1682 * options.h (class General_options): Make -i a synonym for -r.
1683
732e31de
ILT		 16842011-05-16 Ian Lance Taylor <iant@google.com>
1685
1686 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1687
403676b5
CC		 16882011-05-10 Cary Coutant <ccoutant@google.com>
1689
1690 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1691 strip_all (-s).
1692
5b7b7d6e
ILT		 16932011-05-06 Ian Lance Taylor <iant@google.com>
1694
1695 * layout.cc (Layout::layout): If the output section flags change,
1696 update the ordering.
1697
f0f9babf
CC		 16982011-04-25 Cary Coutant <ccoutant@google.com>
1699
1700 * incremental-dump.cc (dump_incremental_inputs): Print local
1701 symbol info for each input file.
1702 * incremental.cc
1703 (Output_section_incremental_inputs::set_final_data_size): Add local
1704 symbol info to input file entries in incremental info.
1705 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1706 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1707 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1708 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1709 implementation.
1710 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1711 (Sized_incr_relobj::do_relocate): Write the local symbols.
1712 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1713 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1714 Adjust size of input file header.
1715 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1716 (Incremental_inputs_reader::get_local_symbol_count): New function.
1717 (Incremental_inputs_reader::get_input_section): Adjust size of input
1718 file header.
1719 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1720 (Sized_incr_relobj::This): New typedef.
1721 (Sized_incr_relobj::sym_size): New const data member.
1722 (Sized_incr_relobj::Local_symbol): New struct.
1723 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1724 (Sized_incr_relobj::do_local_symbol_offset): New function.
1725 (Sized_incr_relobj::local_symbol_count_): New data member.
1726 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1727 (Sized_incr_relobj::local_symbol_index_): New data member.
1728 (Sized_incr_relobj::local_symbol_offset_): New data member.
1729 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1730 (Sized_incr_relobj::local_symbols_): New data member.
1731 * object.h (Relobj::output_local_symbol_count): New function.
1732 (Relobj::local_symbol_offset): New function.
1733 (Relobj::do_output_local_symbol_count): New function.
1734 (Relobj::do_local_symbol_offset): New function.
1735 (Sized_relobj::do_output_local_symbol_count): New function.
1736 (Sized_relobj::do_local_symbol_offset): New function.
1737
d0a9ace3
ILT		 17382011-04-22 Vladimir Simonov <sv@sw.ru>
1739
1740 * descriptors.cc (set_close_on_exec): New function.
1741 (Descriptors::open): Use set_close_on_exec.
1742 * output.cc (S_ISLNK): Define if not defined.
1743
94a3fc8b
CC		 17442011-04-22 Cary Coutant <ccoutant@google.com>
1745
1746 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1747 global symbol map.
1748 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1749 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1750 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1751 relocations.
1752 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1753 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1754 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1755 * incremental.h
1756 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1757 function.
1758 (Incremental_binary::apply_incremental_relocs): New function.
1759 (Incremental_binary::do_apply_incremental_relocs): New function.
1760 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1761 data member.
1762 (Sized_incremental_binary::add_global_symbol): New function.
1763 (Sized_incremental_binary::global_symbol): New function.
1764 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1765 (Sized_incremental_binary::symbol_map_): New data member.
1766 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1767 * target.h (Sized_target::apply_relocation): New function.
1768 * target-reloc.h (apply_relocation): New function.
1769 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1770
c87e4302
DK		 17712011-04-22 Doug Kwan <dougkwan@google.com>
1772
1773 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1774 flag of a SHT_ARM_EXIDX section.
1775 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1776 * testsuite/Makefile.in: Regenerate.
1777 * testsuite/arm_exidx_test.s: New file.
1778 * testsuite/arm_exidx_test.sh: Same.
1779
e7782cf6
CC		 17802011-04-20 Cary Coutant <ccoutant@google.com>
1781
1782 PR gold/12689
1783 * archive.h (Incremental_archive_entry::Archive_member):
1784 Initialize arg_serial_ (second constructor).
1785
308ecdc7
ILT		 17862011-04-17 Ian Lance Taylor <iant@google.com>
1787
1788 * object.cc (Relocate_info::location): Simplify location string.
1789 * errors.cc (Errors::error_at_location): Don't print program
1790 name.
1791 (Errors::warning_at_location): Likewise.
1792 (Errors::undefined_symbol): Likewise.
1793 * testsuite/debug_msg.sh: Update accordingly.
1794
bec5b579
CC		 17952011-04-14 Cary Coutant <ccoutant@google.com>
1796
1797 * gold/layout.cc (Layout::symtab_section_offset): New function.
1798 * gold/layout.h (Layout::symtab_section_offset): New function.
1799 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1800
88597d34
ILT		 18012011-04-12 Ian Lance Taylor <iant@google.com>
1802
1803 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1804 with MREMAP_MAYMOVE.
1805 * output.h (class Output_file): Add map_is_allocated_ field.
1806 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1807 not available, provide stubs. If mremap is not available, #define
1808 it to gold_mremap.
1809 (MREMAP_MAYMOVE): Define if not defined.
1810 (Output_file::Output_file): Initialize map_is_allocated_.
1811 (Output_file::resize): Check map_is_allocated_.
1812 (Output_file::map_anonymous): If mmap fails, use malloc.
1813 (Output_file::unmap): Don't do anything for an anonymous map.
1814 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1815 is not available, provide stubs.
1816 (File_read::View::~View): Use free rather than delete[].
1817 (File_read::make_view): Use malloc rather than new[]. If mmap
1818 fails, use malloc.
1819 (File_read::find_or_make_view): Use malloc rather than new[].
1820 * gold.h: Remove HAVE_REMAP code.
1821 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1822 exists. Rename mremap to gold_mremap. If mmap is not available
1823 don't do anything.
1824 * configure, config.in: Rebuild.
1825
11e361bc
ILT		 18262011-04-11 Ian Lance Taylor <iant@google.com>
1827
1828 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1829 initialize local variable v.
1830
cdc29364
CC		 18312011-04-11 Cary Coutant <ccoutant@google.com>
1832
1833 * archive.cc (Archive::include_member): Adjust call to
1834 report_object.
1835 (Add_archive_symbols::run): Track argument serial numbers.
1836 (Lib_group::include_member): Likewise.
1837 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1838 * archive.h (Incremental_archive_entry::Archive_member):
1839 Initialize arg_serial_.
1840 (Archive_member::arg_serial_): New data member.
1841 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1842 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1843 incremental link.
1844 (Sized_dynobj::do_for_all_local_got_entries): New function.
1845 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1846 function.
1847 * fileread.cc (get_mtime): New function.
1848 * fileread.h (get_mtime): New function.
1849 * gold.cc (queue_initial_tasks): Check for incremental update.
1850 (process_incremental_input): New function.
1851 (queue_middle_tasks): Don't force valid target for incremental
1852 update.
1853 * incremental-dump.cc (find_input_containing_global): Adjust
1854 size of symbol info entry.
1855 (dump_incremental_inputs): Dump argument serial number and
1856 in_system_directory flag; bias shndx by 1; print symbol names
1857 when dumping per-file symbol lists; use new symbol info readers.
1858 * incremental.cc
1859 (Output_section_incremental_inputs:update_data_size): New function.
1860 (Sized_incremental_binary::setup_readers): Setup input readers
1861 for each input file; build maps for files added from libraries
1862 and scripts.
1863 (Sized_incremental_binary::check_input_args): New function.
1864 (Sized_incremental_binary::do_check_inputs): Build map of argument
1865 serial numbers to input arguments.
1866 (Sized_incremental_binary::do_file_has_changed): Rename
1867 do_file_is_unchanged to this; compare file modification times.
1868 (Sized_incremental_binary::do_init_layout): New function.
1869 (Sized_incremental_binary::do_reserve_layout): New function.
1870 (Sized_incremental_binary::do_get_input_reader): Remove.
1871 (Sized_incremental_binary::get_symtab_view): New function.
1872 (Incremental_checker::can_incrementally_link_output_file): Remove.
1873 (Incremental_inputs::report_command_line): Exclude --debug options.
1874 (Incremental_inputs::report_archive_begin): Add parameter; track
1875 argument serial numbers; don't put input file entry for archive
1876 before archive members.
1877 (Incremental_inputs::report_archive_end): Put input file entry
1878 for archive after archive members.
1879 (Incremental_inputs::report_object): Add parameter; track argument
1880 serial numbers and in_system_directory flag.
1881 (Incremental_inputs::report_script): Add parameter; track argument
1882 serial numbers.
1883 (Output_section_incremental_inputs::set_final_data_size): Adjust
1884 size of symbol info entry; check for forwarding symbols.
1885 (Output_section_incremental_inputs::write_input_files): Write
1886 in_system_directory flag and argument serial number.
1887 (Output_section_incremental_inputs::write_info_blocks): Map section
1888 indices between incremental info and original input file; store
1889 input section index for each symbol.
1890 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1891 change operator() to visit().
1892 (class Global_got_offset_visitor): Likewise.
1893 (class Global_symbol_visitor_got_plt):
1894 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1895 classes.
1896 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1897 (Sized_incr_relobj::do_read_symbols): New function.
1898 (Sized_incr_relobj::do_layout): New function.
1899 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1900 (Sized_incr_relobj::do_add_symbols): New function.
1901 (Sized_incr_relobj::do_should_include_member): New function.
1902 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1903 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1904 (Sized_incr_relobj::do_section_size): New function.
1905 (Sized_incr_relobj::do_section_name): New function.
1906 (Sized_incr_relobj::do_section_contents): New function.
1907 (Sized_incr_relobj::do_section_flags): New function.
1908 (Sized_incr_relobj::do_section_entsize): New function.
1909 (Sized_incr_relobj::do_section_address): New function.
1910 (Sized_incr_relobj::do_section_type): New function.
1911 (Sized_incr_relobj::do_section_link): New function.
1912 (Sized_incr_relobj::do_section_info): New function.
1913 (Sized_incr_relobj::do_section_addralign): New function.
1914 (Sized_incr_relobj::do_initialize_xindex): New function.
1915 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1916 (Sized_incr_relobj::do_read_relocs): New function.
1917 (Sized_incr_relobj::do_gc_process_relocs): New function.
1918 (Sized_incr_relobj::do_scan_relocs): New function.
1919 (Sized_incr_relobj::do_count_local_symbols): New function.
1920 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1921 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1922 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1923 (Sized_incr_relobj::do_relocate): New function.
1924 (Sized_incr_relobj::do_set_section_offset): New function.
1925 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1926 (Sized_incr_dynobj::do_read_symbols): New function.
1927 (Sized_incr_dynobj::do_layout): New function.
1928 (Sized_incr_dynobj::do_add_symbols): New function.
1929 (Sized_incr_dynobj::do_should_include_member): New function.
1930 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1931 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1932 (Sized_incr_dynobj::do_section_size): New function.
1933 (Sized_incr_dynobj::do_section_name): New function.
1934 (Sized_incr_dynobj::do_section_contents): New function.
1935 (Sized_incr_dynobj::do_section_flags): New function.
1936 (Sized_incr_dynobj::do_section_entsize): New function.
1937 (Sized_incr_dynobj::do_section_address): New function.
1938 (Sized_incr_dynobj::do_section_type): New function.
1939 (Sized_incr_dynobj::do_section_link): New function.
1940 (Sized_incr_dynobj::do_section_info): New function.
1941 (Sized_incr_dynobj::do_section_addralign): New function.
1942 (Sized_incr_dynobj::do_initialize_xindex): New function.
1943 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1944 (make_sized_incremental_object): New function.
1945 (Incremental_library::copy_unused_symbols): New function.
1946 (Incremental_library::do_for_all_unused_symbols): New function.
1947 * incremental.h (enum Incremental_input_flags): New type.
1948 (class Incremental_checker): Remove.
1949 (Incremental_input_entry::Incremental_input_entry): Add argument
1950 serial number.
1951 (Incremental_input_entry::arg_serial): New function.
1952 (Incremental_input_entry::set_is_in_system_directory): New function.
1953 (Incremental_input_entry::is_in_system_directory): New function.
1954 (Incremental_input_entry::arg_serial_): New data member.
1955 (Incremental_input_entry::is_in_system_directory_): New data member.
1956 (class Script_info): Move here from script.h.
1957 (Script_info::Script_info): Add filename parameter.
1958 (Script_info::filename): New function.
1959 (Script_info::filename_): New data member.
1960 (Incremental_script_entry::Incremental_script_entry): Add argument
1961 serial number.
1962 (Incremental_object_entry::Incremental_object_entry): Likewise.
1963 (Incremental_object_entry::add_input_section): Build list of input
1964 sections with map to original shndx.
1965 (Incremental_object_entry::get_input_section_index): New function.
1966 (Incremental_object_entry::shndx_): New data member.
1967 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1968 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1969 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1970 serial number.
1971 (Incremental_inputs::report_archive_begin): Likewise.
1972 (Incremental_inputs::report_object): Likewise.
1973 (Incremental_inputs::report_script): Likewise.
1974 (class Incremental_global_symbol_reader): New class.
1975 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1976 and store flags and input file type.
1977 (Incremental_input_entry_reader::arg_serial): New function.
1978 (Incremental_input_entry_reader::type): Extract type from flags.
1979 (Incremental_input_entry_reader::is_in_system_directory): New function.
1980 (Incremental_input_entry_reader::get_input_section_count): Call
1981 accessor function for type.
1982 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1983 function for type; adjust size of global symbol entry.
1984 (Incremental_input_entry_reader::get_global_symbol_count): Call
1985 accessor function for type.
1986 (Incremental_input_entry_reader::get_object_count): Likewise.
1987 (Incremental_input_entry_reader::get_object_offset): Likewise.
1988 (Incremental_input_entry_reader::get_member_count): Likewise.
1989 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1990 (Incremental_input_entry_reader::get_member_offset): Likewise.
1991 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1992 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1993 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1994 (Incremental_input_entry_reader::get_global_symbol_reader): New
1995 function.
1996 (Incremental_input_entry_reader::get_output_symbol_index): New
1997 function.
1998 (Incremental_input_entry_reader::type_): Remove.
1999 (Incremental_input_entry_reader::flags_): New data member.
2000 (Incremental_inputs_reader::input_file_offset): New function.
2001 (Incremental_inputs_reader::input_file_index): New function.
2002 (Incremental_inputs_reader::input_file): Call input_file_offset.
2003 (Incremental_inputs_reader::input_file_at_offset): New function.
2004 (Incremental_relocs_reader::get_r_type): Reformat.
2005 (Incremental_relocs_reader::get_r_shndx): Reformat.
2006 (Incremental_relocs_reader::get_r_offset): Reformat.
2007 (Incremental_relocs_reader::data): New function.
2008 (Incremental_binary::Incremental_binary): Initialize new data members.
2009 (Incremental_binary::check_inputs): Add cmdline parameter.
2010 (Incremental_binary::file_is_unchanged): Remove.
2011 (Input_reader::arg_serial): New function.
2012 (Input_reader::get_unused_symbol_count): New function.
2013 (Input_reader::get_unused_symbol): New function.
2014 (Input_reader::do_arg_serial): New function.
2015 (Input_reader::do_get_unused_symbol_count): New function.
2016 (Input_reader::do_get_unused_symbol): New function.
2017 (Incremental_binary::input_file_count): New function.
2018 (Incremental_binary::get_input_reader): Change signature to use
2019 index instead of filename.
2020 (Incremental_binary::file_has_changed): New function.
2021 (Incremental_binary::get_input_argument): New function.
2022 (Incremental_binary::get_library): New function.
2023 (Incremental_binary::get_script_info): New function.
2024 (Incremental_binary::init_layout): New function.
2025 (Incremental_binary::reserve_layout): New function.
2026 (Incremental_binary::output_file): New function.
2027 (Incremental_binary::do_check_inputs): New function.
2028 (Incremental_binary::do_file_is_unchanged): Remove.
2029 (Incremental_binary::do_file_has_changed): New function.
2030 (Incremental_binary::do_init_layout): New function.
2031 (Incremental_binary::do_reserve_layout): New function.
2032 (Incremental_binary::do_input_file_count): New function.
2033 (Incremental_binary::do_get_input_reader): Change signature.
2034 (Incremental_binary::input_args_map_): New data member.
2035 (Incremental_binary::library_map_): New data member.
2036 (Incremental_binary::script_map_): New data member.
2037 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2038 new data members.
2039 (Sized_incremental_binary::output_section): New function.
2040 (Sized_incremental_binary::inputs_reader): Add const.
2041 (Sized_incremental_binary::symtab_reader): Add const.
2042 (Sized_incremental_binary::relocs_reader): Add const.
2043 (Sized_incremental_binary::got_plt_reader): Add const.
2044 (Sized_incremental_binary::get_symtab_view): New function.
2045 (Sized_incremental_binary::Inputs_reader): New typedef.
2046 (Sized_incremental_binary::Input_entry_reader): New typedef.
2047 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2048 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2049 (Sized_incremental_binary::do_file_has_changed): New function.
2050 (Sized_incremental_binary::do_init_layout): New function.
2051 (Sized_incremental_binary::do_reserve_layout): New function.
2052 (Sized_input_reader::Inputs_reader): Remove.
2053 (Sized_input_reader::Input_entry_reader): Remove.
2054 (Sized_input_reader::do_arg_serial): New function.
2055 (Sized_input_reader::do_get_unused_symbol_count): New function.
2056 (Sized_input_reader::do_get_unused_symbol): New function.
2057 (Sized_incremental_binary::do_input_file_count): New function.
2058 (Sized_incremental_binary::do_get_input_reader): Change signature;
2059 use index instead of filename.
2060 (Sized_incremental_binary::section_map_): New data member.
2061 (Sized_incremental_binary::input_entry_readers_): New data member.
2062 (class Sized_incr_relobj): New class.
2063 (class Sized_incr_dynobj): New class.
2064 (make_sized_incremental_object): New function.
2065 (class Incremental_library): New class.
2066 * layout.cc (Free_list::num_lists): New static data member.
2067 (Free_list::num_nodes): New static data member.
2068 (Free_list::num_removes): New static data member.
2069 (Free_list::num_remove_visits): New static data member.
2070 (Free_list::num_allocates): New static data member.
2071 (Free_list::num_allocate_visits): New static data member.
2072 (Free_list::init): New function.
2073 (Free_list::remove): New function.
2074 (Free_list::allocate): New function.
2075 (Free_list::dump): New function.
2076 (Free_list::print_stats): New function.
2077 (Layout_task_runner::run): Resize output file for incremental updates.
2078 (Layout::Layout): Initialize new data members.
2079 (Layout::set_incremental_base): New function.
2080 (Layout::init_fixed_output_section): New function.
2081 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2082 incremental updates.
2083 (Layout::create_gold_note): Do not create gold note section for
2084 incremental updates.
2085 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2086 for incremental updates.
2087 (Layout::set_section_offsets): For incremental updates, allocate space
2088 from free list.
2089 (Layout::create_symtab_sections): Layout with offsets relative to
2090 start of section; for incremental updates, allocate space from free
2091 list.
2092 (Layout::create_shdrs): For incremental updates, allocate space from
2093 free list.
2094 (Layout::finish_dynamic_section): For incremental updates, do not
2095 check --as-needed (fixed in subsequent patch).
2096 * layout.h (class Free_list): New class.
2097 (Layout::set_incremental_base): New function.
2098 (Layout::incremental_base): New function.
2099 (Layout::init_fixed_output_section): New function.
2100 (Layout::allocate): New function.
2101 (Layout::incremental_base_): New data member.
2102 (Layout::free_list_): New data member.
2103 * main.cc (main): Print Free_list statistics.
2104 * object.cc (Relobj::finalize_incremental_relocs): Add
2105 clear_counts parameter; clear counts only when clear_counts is set.
2106 (Sized_relobj::Sized_relobj): Initialize new base class.
2107 (Sized_relobj::do_layout): Don't report special sections.
2108 (Sized_relobj::do_for_all_local_got_entries): New function.
2109 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2110 symtab_off to all symbol table offsets.
2111 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2112 * object.h (class Got_offset_list): Move to top of file.
2113 (Object::Object): Allow case where input_file == NULL.
2114 (Object::~Object): Likewise.
2115 (Object::input_file): Assert that input_file != NULL.
2116 (Object::lock): Allow case where input_file == NULL.
2117 (Object::unlock): Likewise.
2118 (Object::is_locked): Likewise.
2119 (Object::token): Likewise.
2120 (Object::release): Likewise.
2121 (Object::is_incremental): New function.
2122 (Object::get_mtime): New function.
2123 (Object::for_all_local_got_entries): New function.
2124 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2125 (Object::set_is_in_system_directory): New function.
2126 (Object::is_in_system_directory): New function.
2127 (Object::do_is_incremental): New function.
2128 (Object::do_get_mtime): New function.
2129 (Object::do_for_all_local_got_entries): New function.
2130 (Object::is_in_system_directory_): New data member.
2131 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2132 (class Sized_relobj_base): New class.
2133 (class Sized_relobj): Derive from Sized_relobj_base.
2134 (class Sized_relobj::Symbols): Redeclare from base class.
2135 (class Sized_relobj::local_got_offset_list): Remove.
2136 (class Sized_relobj::Output_sections): Redeclare from base class.
2137 (class Sized_relobj::do_for_all_local_got_entries): New function.
2138 (class Sized_relobj::write_local_symbols): Add offset parameter.
2139 (class Sized_relobj::local_symbol_offset_): Update comment.
2140 (class Sized_relobj::local_dynsym_offset_): Update comment.
2141 * options.cc (Input_arguments::add_file): Remove const.
2142 * options.h (Input_file_argument::Input_file_argument):
2143 Initialize arg_serial_ (all constructors).
2144 (Input_file_argument::set_arg_serial): New function.
2145 (Input_file_argument::arg_serial): New function.
2146 (Input_file_argument::arg_serial_): New data member.
2147 (Input_arguments::Input_arguments): Initialize file_count_.
2148 (Input_arguments::add_file): Remove const.
2149 (Input_arguments::number_of_input_files): New function.
2150 (Input_arguments::file_count_): New data member.
2151 (Command_line::number_of_input_files): Call
2152 Input_arguments::number_of_input_files.
2153 * output.cc (Output_segment_headers::Output_segment_headers):
2154 Set current size.
2155 (Output_section::Input_section::current_data_size): New function.
2156 (Output_section::Output_section): Initialize new data members.
2157 (Output_section::add_input_section): Don't do merge sections for
2158 an incremental link; allocate space from free list for an
2159 incremental update.
2160 (Output_section::add_output_section_data): Allocate space from
2161 free list for an incremental update.
2162 (Output_section::update_data_size): New function.
2163 (Output_section::set_fixed_layout): New function.
2164 (Output_section::reserve): New function.
2165 (Output_segment::set_section_addresses): Remove const.
2166 (Output_segment::set_section_list_addresses): Remove const; allocate
2167 space from free list for an incremental update.
2168 (Output_segment::set_offset): Adjust size of RELRO segment for an
2169 incremental update.
2170 * output.h (Output_data::current_data_size): Move here from
2171 child classes.
2172 (Output_data::pre_finalize_data_size): New function.
2173 (Output_data::update_data_size): New function.
2174 (Output_section_headers::update_data_size): new function.
2175 (Output_section_data_build::current_data_size): Move to Output_data.
2176 (Output_data_strtab::update_data_size): New function.
2177 (Output_section::current_data_size): Move to Output_data.
2178 (Output_section::set_fixed_layout): New function.
2179 (Output_section::has_fixed_layout): New function.
2180 (Output_section::reserve): New function.
2181 (Output_section::update_data_size): New function.
2182 (Output_section::has_fixed_layout_): New data member.
2183 (Output_section::free_list_): New data member.
2184 (Output_segment::set_section_addresses): Remove const.
2185 (Output_segment::set_section_list_addresses): Remove const.
2186 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2187 New function.
2188 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2189 New function.
2190 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2191 parameter when calling Add_symbols constructor; store argument
2192 serial number for members of a lib group.
2193 (Add_symbols::locks): Allow case where token == NULL.
2194 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2195 (Read_member::~Read_member): New function.
2196 (Read_member::is_runnable): New function.
2197 (Read_member::locks): New function.
2198 (Read_member::run): New function.
2199 (Check_script::~Check_script): New function.
2200 (Check_script::is_runnable): New function.
2201 (Check_script::locks): New function.
2202 (Check_script::run): New function.
2203 (Check_library::~Check_library): New function.
2204 (Check_library::is_runnable): New function.
2205 (Check_library::locks): New function.
2206 (Check_library::run): New function.
2207 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2208 (Add_symbols::library_): New data member.
2209 (class Read_member): New class.
2210 (class Check_script): New class.
2211 (class Check_library): New class.
2212 * reloc.cc (Read_relocs::is_runnable): Allow case where
2213 token == NULL.
2214 (Read_relocs::locks): Likewise.
2215 (Scan_relocs::locks): Likewise.
2216 (Relocate_task::locks): Likewise.
2217 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2218 to clear counters.
2219 (Sized_relobj::incremental_relocs_scan): Fix comment.
2220 (Sized_relobj::do_relocate): Pass output file offset to
2221 write_local_symbols.
2222 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2223 from class declaration.
2224 * script.cc (read_input_script): Allocate Script_info; pass
2225 argument serial number to report_script.
2226 * script.h (class Script_info): Move to incremental.h.
2227 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2228 * symtab.h (Symbol_table::add_from_incrobj): New function.
2229 (Symbol_table::set_file_offset): New function.
2230
b961d0d7
CC		 22312011-04-05 Cary Coutant <ccoutant@google.com>
2232
2233 * incremental-dump.cc (dump_incremental_inputs): Change signature
2234 to take a Sized_incremental_binary; change caller. Use readers
2235 in Sized_incremental_binary.
2236 * incremental.cc
2237 (Sized_incremental_binary::find_incremental_inputs_sections):
2238 Rename do_find_incremental_inputs_sections to this.
2239 (Sized_incremental_binary::setup_readers): New function.
2240 (Sized_incremental_binary::do_check_inputs): Check
2241 has_incremental_info_ flag; move setup code to setup_readers;
2242 use input readers.
2243 (Sized_incremental_binary::do_file_is_unchanged): New function.
2244 (Sized_incremental_binary::do_get_input_reader): New function.
2245 * incremental.h (class Incremental_binary): Move to end of file.
2246 (Incremental_binary::file_is_unchanged): New function.
2247 (Incremental_binary::do_file_is_unchanged): New function.
2248 (Incremental_binary::Input_reader): New class.
2249 (Incremental_binary::get_input_reader): New function.
2250 (class Sized_incremental_binary): Move to end of file.
2251 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2252 input section reader classes.
2253 (Sized_incremental_binary::has_incremental_info): New function.
2254 (Sized_incremental_binary::inputs_reader): New function.
2255 (Sized_incremental_binary::symtab_reader): New function.
2256 (Sized_incremental_binary::relocs_reader): New function.
2257 (Sized_incremental_binary::got_plt_reader): New function.
2258 (Sized_incremental_binary::do_file_is_unchanged): New function.
2259 (Sized_incremental_binary::Sized_input_reader): New class.
2260 (Sized_incremental_binary::get_input_reader): New function.
2261 (Sized_incremental_binary::find_incremental_inputs_sections):
2262 Rename do_find_incremental_inputs_sections to this.
2263 (Sized_incremental_binary::setup_readers): New function.
2264 (Sized_incremental_binary::has_incremental_info_): New data member.
2265 (Sized_incremental_binary::inputs_reader_): New data member.
2266 (Sized_incremental_binary::symtab_reader_): New data member.
2267 (Sized_incremental_binary::relocs_reader_): New data member.
2268 (Sized_incremental_binary::got_plt_reader_): New data member.
2269 (Sized_incremental_binary::current_input_file_): New data member.
2270
a869183f
PP		 22712011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2272
2273 PR gold/12640
2274 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2275 violation.
2276
22772011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2278
2279 * archive.cc (Archive::include_member): Adjust call to report_object.
2280 (Add_archive_symbols::run): Add script_info to call to
2281 report_archive_begin.
2282 (Lib_group::include_member): Adjust call to report_object.
2283 (Add_lib_group_symbols::run): Adjust call to report_object.
2284 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2285 blocks. Add object count for script input files.
2286 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2287 script_info parameter; change all callers.
2288 (Incremental_inputs::report_object): Add script_info parameter;
2289 change all callers.
2290 (Incremental_inputs::report_script): Store backpointer to
2291 incremental info entry.
2292 (Output_section_incremental_inputs::set_final_data_size): Record
2293 additional information for scripts.
2294 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2295 * incremental.h (Incremental_script_entry::add_object): New function.
2296 (Incremental_script_entry::get_object_count): New function.
2297 (Incremental_script_entry::get_object): New function.
2298 (Incremental_script_entry::objects_): New data member; adjust
2299 constructor.
2300 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2301 (Incremental_inputs::report_object): Add script_info parameter.
2302 (Incremental_inputs_reader::get_object_count): New function.
2303 (Incremental_inputs_reader::get_object_offset): New function.
2304 * options.cc (Input_arguments::add_file): Return reference to
2305 new input argument.
2306 * options.h (Input_argument::set_script_info): New function.
2307 (Input_argument::script_info): New function.
2308 (Input_argument::script_info_): New data member; adjust all
2309 constructors.
2310 (Input_file_group::add_file): Return reference to new input argument.
2311 (Input_file_lib::add_file): Likewise.
2312 (Input_arguments::add_file): Likewise.
2313 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2314 * script.cc (Parser_closure::Parser_closure): Add script_info
2315 parameter; adjust all callers.
2316 (Parser_closure::script_info): New function.
2317 (Parser_closure::script_info_): New data member.
2318 (read_input_script): Report scripts earlier to incremental info.
2319 (script_add_file): Set script_info in Input_argument.
2320 (script_add_library): Likewise.
2321 * script.h (Script_options::Script_info): Rewrite class.
2322
a869183f 23232011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2324
2325 * archive.cc (Library_base::should_include_member): Move
2326 method here from class Archive.
2327 (Archive::Archive): Initialize base class.
2328 (Archive::should_include_member): Move to base class.
2329 (Archive::do_for_all_unused_symbols): New function.
2330 (Add_archive_symbols::run): Remove redundant access to
2331 incremental_inputs.
2332 (Lib_group::Lib_group): Initialize base class.
2333 (Lib_group::do_filename): New function.
2334 (Lib_group::include_member): Pass pointer to Lib_group to
2335 report_object.
2336 (Lib_group::do_for_all_unused_symbols): New function.
2337 (Add_lib_group_symbols::run): Report archive information for
2338 incremental links.
2339 * archive.h (class Library_base): New base class.
2340 (class Archive): Derive from Library_base.
2341 (Archive::filename): Move to base class.
2342 (Archive::set_incremental_info): Likewise.
2343 (Archive::incremental_info): Likewise.
2344 (Archive::Should_include): Likewise.
2345 (Archive::should_include_member): Likewise.
2346 (Archive::Armap_entry): Remove.
2347 (Archive::Unused_symbol_iterator): Remove.
2348 (Archive::unused_symbols_begin): Remove.
2349 (Archive::unused_symbols_end): Remove.
2350 (Archive::do_filename): New function.
2351 (Archive::do_get_mtime): New function.
2352 (Archive::do_for_all_unused_symbols): New function.
2353 (Archive::task_): Move to base class.
2354 (Archive::incremental_info_): Likewise.
2355 (class Lib_group): Derive from Library_base.
2356 (Lib_group::do_filename): New function.
2357 (Lib_group::do_get_mtime): New function.
2358 (Lib_group::do_for_all_unused_symbols): New function.
2359 (Lib_group::task_): Move to base class.
2360 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2361 function.
2362 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2363 function.
2364 * incremental.cc (Incremental_inputs::report_archive_begin):
2365 Use Library_base; call library's get_mtime; add incremental inputs
2366 entry before members.
2367 (class Unused_symbol_visitor): New class.
2368 (Incremental_inputs::report_archive_end): Use Library_base; use
2369 visitor class to record unused symbols; don't add incremental inputs
2370 entry after members.
2371 (Incremental_inputs::report_object): Use Library_base.
2372 * incremental.h
2373 (Incremental_archive_entry::Incremental_archive_entry): Remove
2374 unused Archive parameter.
2375 (Incremental_inputs::report_archive_begin): Use Library_base.
2376 (Incremental_inputs::report_archive_end): Likewise.
2377 (Incremental_inputs::report_object): Likewise.
2378 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2379 function.
2380 * object.h (Object::for_all_global_symbols): New function.
2381 (Object::do_for_all_global_symbols): New function.
2382 (Sized_relobj::do_for_all_global_symbols): New function.
2383 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2384 function.
2385 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2386 function.
2387
61ab3e40
ILT		 23882011-03-27 Ian Lance Taylor <iant@google.com>
2389
2390 * archive.cc (Archive::interpret_header): Return -1 if something
2391 goes wrong. Change callers accordingly.
2392
30e1f9e6
CC		 23932011-03-25 Cary Coutant <ccoutant@google.com>
2394
2395 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2396 * testsuite/Makefile.in: Regenerate.
2397
9370ce59 23982011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2399
2400 * plugin.cc (get_view): New.
2401 (Plugin::load): Pass get_view to the plugin.
2402 (Plugin_manager::get_view): New.
2403
9312bb0a
ILT		 24042011-03-21 Ian Lance Taylor <iant@google.com>
2405
2406 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2407 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2408
7e12ba9e
ST		 24092011-03-21 Sriraman Tallam <tmsriram@google.com>
2410
2411 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2412 Change == to -eq.
2413 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2414 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2415 Change == to -eq.
2416 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2417 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2418
fd7a005d
ILT		 24192011-03-14 Ian Lance Taylor <iant@google.com>
2420
2421 * script-sections.cc (Sort_output_sections::script_compare):
2422 Rename from is_before, change return type.
2423 (Sort_output_sections::operator()): Adjust accordingly.
2424
ed16fd1b
ILT		 24252011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2426
2427 PR gold/12572
2428 * testsuite/odr_violation2.cc: Add comment to make all error line
2429 numbers double digits.
2430 * testsuite/debug_msg.sh: Adjust expected errors.
2431
71ff8986
ILT		 24322011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2433
2434 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2435 but mark earlier ones as non-canonical
2436 (offset_to_iterator): Update search target and example
2437 (do_addr2line): Return extra lines in a vector*
2438 (format_file_lineno): Extract from do_addr2line
2439 (one_addr2line): Add vector* out-param
2440 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2441 when a lineno entry appeared last for its instruction
2442 (Dwarf_line_info): Add vector* out-param
2443 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2444 * symtab.cc (Odr_violation_compare): Include the lineno in the
2445 comparison again.
2446 (linenos_from_loc): New. Combine the canonical line for an
2447 address with its other lines.
2448 (True_if_intersect): New. Helper functor to make
2449 std::set_intersection a query.
2450 (detect_odr_violations): Compare sets of lines instead of just
2451 one line for each function. This became less deterministic, but
2452 has fewer false positives.
2453 * symtab.h: Declarations.
2454 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2455 mix an optimized and non-optimized object in the same binary
2456 (odr_violation2.so): Same.
2457 * testsuite/Makefile.in: Regenerate from Makefile.am.
2458 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2459 * testsuite/debug_msg.sh: Update line numbers and add
2460 assertions.
2461 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2462 non-optimized context.
2463 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2464 isn't inlined, and use OdrDerived in an optimized context.
2465 * testsuite/odr_header1.h: Defines OdrDerived, where
2466 optimization will change the
2467 first-instruction-in-the-destructor's file and line number.
2468 * testsuite/odr_header2.h: Defines OdrBase.
2469
a19fefdc
ILT		 24702011-03-09 Ian Lance Taylor <iant@google.com>
2471
2472 * fileread.cc (File_read::clear_views): Don't delete the whole
2473 file view.
2474
ecb351e9
ILT		 24752011-03-08 Ian Lance Taylor <iant@google.com>
2476
2477 PR gold/12525
2478 * fileread.cc: #include <climits>.
2479 (GOLD_IOV_MAX): Define.
2480 (File_read::read_multiple): Limit number of entries by iov_max.
2481 * fileread.h (class File_read): Always set max_readv_entries to
2482 128.
2483
b821d13c
ILT		 24842011-03-07 Ian Lance Taylor <iant@google.com>
2485
2486 PR gold/12525
2487 * options.h (class General_options): Add -dy and -dn.
2488
89243142
CC		 24892011-03-02 Cary Coutant <ccoutant@google.com>
2490
2491 * testsuite/script_test_9.t: Add TLS segment.
2492
d0773f31
ILT		 24932011-03-02 Simon Baldwin <simonb@google.com>
2494
2495 * configure.ac: Add check for gnu_indirect_function support in
2496 the toolchain building binutils.
2497 * configure: Rebuild.
2498
9370ce59 24992011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2500
2501 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2502 plugin only symbols.
2503 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2504 in plugin files as not needed in the symbol table.
2505
4cf7a849
ST		 25062011-02-11 Sriraman Tallam <tmsriram@google.com>
2507
2508 * output.cc (Output_section::add_input_section): Delay fill
2509 generation for section ordering.
2510
b578bd7d
ILT		 25112011-02-09 Ian Lance Taylor <iant@google.com>
2512
2513 PR gold/12316
2514 * object.h (class Sized_relobj): Remove clear_local_symbols.
2515 * reloc.cc (Sized_relobj::do_relocate): Don't call
2516 clear_local_symbols.
2517
9370ce59 25182011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2519
2520 * plugin.cc (is_visible_from_outside): Return true for symbols
2521 in the -u option.
2522
55382fb7
ILT		 25232011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2524
2525 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2526 filename.
2527
4e271fff
ST		 25282011-02-02 Sriraman Tallam <tmsriram@google.com>
2529
2530 * icf.h (is_section_foldable_candidate): Change type of parameter
2531 to std::string.
2532 * icf.cc (Icf::find_identical_sections): Change type of local variable
2533 section_name to be std::string.
2534 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2535
d433c3ac
ILT		 25362011-01-25 Ian Lance Taylor <iant@google.com>
2537
2538 * script.cc (script_add_extern): Rewrite to use
2539 add_symbol_reference.
2540
880473a6
DK		 25412011-01-25 Doug Kwan <dougkwan@google.com>
2542
d433c3ac 2543 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2544
f30f86fa
ILT		 25452011-01-24 Ian Lance Taylor <iant@google.com>
2546
2547 * options.h (class General_options): Accept
2548 --no-detect-odr-violations.
2549
8e51a0b9
ILT		 25502011-01-24 Ian Lance Taylor <iant@google.com>
2551
2552 * version.cc (version_string): Bump to 1.11.
2553
0f3b89d8
ILT		 25542011-01-24 Ian Lance Taylor <iant@google.com>
2555
2556 * plugin.cc (class Plugin_rescan): Define new class.
2557 (Plugin_manager::claim_file): Set any_claimed_.
2558 (Plugin_manager::save_archive): New function.
2559 (Plugin_manager::save_input_group): New function.
2560 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2561 necessary.
2562 (Plugin_manager::new_undefined_symbol): New function.
2563 (Plugin_manager::rescan): New function.
2564 (Plugin_manager::rescannable_defines): New function.
2565 (Plugin_manager::add_input_file): Set any_added_.
2566 * plugin.h (class Plugin_manager): define new fields rescannable_,
2567 undefined_symbols_, any_claimed_, and any_added_. Declare
2568 Plugin_rescan as friend. Declare new functions.
2569 (Plugin_manager::Rescannable): Define type.
2570 (Plugin_manager::Rescannable_list): Define type.
2571 (Plugin_manager::Undefined_symbol_list): Define type.
2572 (Plugin_manager::Plugin_manager): Initialize new fields.
2573 * archive.cc (Archive::defines_symbol): New function.
2574 (Add_archive_symbols::run): Pass archive to plugins if any.
2575 * archive.h (class Archive): Declare defines_symbol.
2576 * readsyms.cc (Input_group::~Input_group): New function.
2577 (Finish_group::run): Pass input_group to plugins if any.
2578 * readsyms.h (class Input_group): Declare destructor.
2579 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2580 any.
2581
3bb951e5
ILT		 25822011-01-10 Ian Lance Taylor <iant@google.com>
2583
2584 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2585 section as relro.
2586 (Layout::set_segment_offsets): Reset increase_relro before calling
2587 set_section_addresses a second time.
2588
0aa45fac
CC		 25892011-01-04 Cary Coutant <ccoutant@google.com>
2590
2591 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2592 sections before NOBITS sections.
2593
0db46eb4
L		 25942011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2595
2596 * version.cc (print_version): Update copyright to 2011.
2597
829c9745
CC		 25982010-12-23 Cary Coutant <ccoutant@google.com>
2599
2600 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2601 of OS to this->add. Add OD parameter to second form of the function.
2602
7500420b
ILT		 26032010-12-20 Ian Lance Taylor <iant@google.com>
2604
2605 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2606 second of two consecutive entries with same offset.
2607
f8e9a930
RW		 26082010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2609
2610 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2611 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2612 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2613 to avoid unneeded links against $(LDADD).
2614 * testsuite/Makefile.in: Regenerate.
2615
2fbb4320
ILT		 26162010-12-15 Ian Lance Taylor <iant@google.com>
2617
2618 PR gold/12324
2619 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2620 for R_X86_64_32 and R_X86_64_PC32.
2621 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2622 ver_matching_def_pic.o.
2623 (ver_matching_def_pic.o): New target.
2624
fedb228d
RW		 26252010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2626
2627 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2628 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2629 Move definition before File_read::View member definitions.
2630 (File_read::View::~View): Initialize and hold lock before
2631 updating current_mapped_bytes.
2632
9b547ce6
RW		 26332010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2634
2635 * dwarf_reader.cc: Remove outdated comment.
2636 * gold-threads.cc: Fix typo in error message.
2637 * archive.cc: Fix typos in comments.
2638 * archive.h: Likewise.
2639 * arm-reloc-property.cc: Likewise.
2640 * arm-reloc-property.h: Likewise.
2641 * arm-reloc.def: Likewise.
2642 * arm.cc: Likewise.
2643 * attributes.h: Likewise.
2644 * cref.cc: Likewise.
2645 * ehframe.cc: Likewise.
2646 * fileread.h: Likewise.
2647 * gold.h: Likewise.
2648 * i386.cc: Likewise.
2649 * icf.cc: Likewise.
2650 * incremental.h: Likewise.
2651 * int_encoding.cc: Likewise.
2652 * layout.h: Likewise.
2653 * main.cc: Likewise.
2654 * merge.h: Likewise.
2655 * object.cc: Likewise.
2656 * object.h: Likewise.
2657 * options.cc: Likewise.
2658 * readsyms.cc: Likewise.
2659 * reduced_debug_output.cc: Likewise.
2660 * reloc.cc: Likewise.
2661 * script-sections.cc: Likewise.
2662 * sparc.cc: Likewise.
2663 * symtab.h: Likewise.
2664 * target-reloc.h: Likewise.
2665 * target.cc: Likewise.
2666 * target.h: Likewise.
2667 * timer.cc: Likewise.
2668 * timer.h: Likewise.
2669 * x86_64.cc: Likewise.
2670
83e17bd5
CC		 26712010-12-09 Cary Coutant <ccoutant@google.com>
2672
2673 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2674 stack.
2675 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2676 parameter; change all callers.
2677 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2678 * options.h (warn_execstack): New option.
2679
017257f8
DK		 26802010-12-07 Doug Kwan <dougkwan@google.com>
2681
2682 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2683 like function call relocations.
2684
c20cbc06
ILT		 26852010-12-07 Ian Lance Taylor <iant@google.com>
2686
2687 * archive.cc (Archive::get_elf_object_for_member): Permit
2688 punconfigured to be NULL.
2689 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2690 (Archive::include_member): Pass NULL to get_elf_object_for_member
2691 if we searched for the archive and this is the first included
2692 object.
2693
4dbfafcc
ILT		 26942010-12-01 Ian Lance Taylor <iant@google.com>
2695
2696 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2697 track_relocs_type_ field.
2698 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2699 Set track_relocs_type_.
2700 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2701 contents when using RELA relocs.
2702 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2703 reloc_map_.
2704 * reloc.cc (Track_relocs::next_addend): New function.
2705 * reloc.h (class Track_relocs): Declare next_addend.
2706
e5e19edd
ILT		 27072010-12-01 Ian Lance Taylor <iant@google.com>
2708
2709 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2710 virtual destructor.
2711
9a5ce24c
ILT		 27122010-12-01 Ian Lance Taylor <iant@google.com>
2713
2714 * README: Update compilers known to work and fail.
2715
c7791212
NC		 27162010-11-23 Matthias Klose <doko@ubuntu.com>
2717
2718 * configure.in: For --enable-gold, handle value `default' instead of
2719 `both*'. Always install ld as ld.bfd, install as ld if gold is
2720 not the default.
2721 * configure: Regenerate.
2722
0ad220c9
DK		 27232010-11-18 Doug Kwan <dougkwan@google.com>
2724
2725 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2726 and right_alignment to be zero. Store result alignment only if it is
2727 greater than existing alignment.
2728
ab8056e0
CC		 27292010-11-16 Cary Coutant <ccoutant@google.com>
2730
2731 PR gold/12220
2732 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2733 Check for ".zdebug_line".
2734
fd064a5b
CC		 27352010-11-16 Doug Kwan <dougkwan@google.com>
2736 Cary Coutant <ccoutant@google.com>
2737
2738 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2739 by reference; adjust all callers.
2740 * output.cc (Output_segment::set_section_addresses): Adjust references
2741 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2742 list is empty.
2743 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2744 end at page boundary.
2745
6fc6ea19
CC		 27462010-11-16 Cary Coutant <ccoutant@google.com>
2747
2748 PR gold/12220
2749 * layout.cc (Layout::choose_output_section): Transform names of
2750 compressed sections even when using a script with a SECTIONS clause.
2751 (Layout::output_section_name): Remove code to transform
2752 compressed debug section names.
2753 * output.cc (Output_section::add_input_section): Use uncompressed
2754 section size when tracking input sections.
2755
95a2c8d6
RS		 27562010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2757
2758 * symtab.h (Symbol::NON_PIC_REF): Remove.
2759 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2760 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2761 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2762 (Symbol::use_plt_offset): Take a flags argument and pass it
2763 directly to needs_dynamic_reloc. Restrict check for undefined
2764 weak symbols to function calls.
2765 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2766 (Target_arm::Scan::global): Use it.
2767 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2768 (Target_arm::Relocate::relocate): Likewise.
2769 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2770 parameter with an r_type parameter. Use get_reference_flags
2771 to get the flags.
2772 (Target_arm::Relocate::relocate): Update accordingly.
2773 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2774 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2775 (Target_i386::Scan::global): Likewise.
2776 (Target_i386::Relocate::relocate): Likewise.
2777 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2778 parameter with an r_type parameter. Use get_reference_flags
2779 to get the flags.
2780 (Target_i386::Relocate::relocate): Update accordingly.
2781 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2782 (Target_powerpc::Scan::global): Use it.
2783 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2784 (Target_powerpc::Relocate::relocate): Likewise.
2785 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2786 (Target_sparc::Scan::global): Use it.
2787 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2788 (Target_sparc::Relocate::relocate): Likewise.
2789 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2790 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2791 (Target_x86_64::Scan::global): Likewise.
2792 (Target_x86_64::Relocate::relocate): Likewise.
2793
f625ae50
DK		 27942010-11-08 Doug Kwan <dougkwan@google.com>
2795 Cary Coutant <ccoutant@google.com>
2796
2797 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2798 (Arm_exidx_merge_section::section_contents_): New data member.
2799 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2800 (Arm_input_section::~Arm_input_section): De-allocate memory.
2801 (Arm_input_section::original_contents_): New data member.
2802 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2803 in parameters instead of calling Object::section_contents without
2804 locking.
2805 (Arm_output_section::group_section): New parameter TASK. Pass it
2806 to callees that need locking objects.
2807 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2808 to lock EXIDX input sections. Fix a formatting issue. Call
2809 Arm_exidx_merged_section::build_contents to create merged section
2810 contents.
2811 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2812 to lock object of stub table owner.
2813 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2814 TEXT_SIZE to initialize data member TEXT_SIZE_.
2815 (Arm_exidx_input_section::addralign): Fix typo in comment.
2816 (Arm_exidx_input_section::text_size): New method.
2817 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2818 that require locking objects. Lock objects before scanning for stubs
2819 and updating local symbols.
2820 (Arm_input_section<big_endian>::init): Copy contents of original
2821 input section.
2822 (Arm_input_section<big_endian>::do_write): Use saved contents of
2823 original input section instead of calling Object::section_contents
2824 without locking.
2825 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2826 size without calling Object::section_size().
2827 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2828 for size. Allocate a buffer for merged EXIDX entries.
2829 (Arm_exidx_merged_section::build_contents): New method.
2830 (Arm_exidx_merged_section::do_write): Move merge section contents
2831 building code to Arm_exidx_merged_section::build_contetns. Write
2832 out contetns in buffer instead of building it on the fly.
2833 (Arm_relobj::make_exidx_input_section): Also pass text section size
2834 to Arm_exidx_input_section constructor.
2835 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2836 (Arm_dynobj::do_read_symbols): Fix memory leak.
2837 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2838 * target.h: (class Task): Add forward declaration.
2839 (Target::relax): Add new parameter TASK and pass it to
2840 Target::do_relax().
2841 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2842
5f9bcf58
CC		 28432010-11-05 Cary Coutant <ccoutant@google.com>
2844
2845 PR gold/10708
2846 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2847 object when reading from the file.
2848 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2849 second layout pass.
2850 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2851 when reading section contents.
2852 (get_section_contents): Likewise.
2853 (icf::find_identical_sections): Likewise.
2854 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2855 object when reading from the file.
2856 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2857 the object when doing deferred section layout.
2858
e597fa08
NC		 28592010-11-03 Nick Clifton <nickc@redhat.com>
2860
2861 PR gold/12001
2862 * script.h (class Symbol_assignment: name): New member. Returns
2863 the name of the symbol.
2864 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2865 Returns true if the given symbol name is on the list of
2866 assignments wating to be processed.
2867 * archive.cc (should_incldue_member): If the symbol is undefined,
2868 check to see if it is on the list of symbols pending assignment.
2869
3f9a3278
ILT		 28702010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2871
2872 * script-sections.cc (Script_sections::find_memory_region): Check
2873 for a NULL output section pointer.
2874
d06fb4d1
DK		 28752010-10-29 Doug Kwan <dougkwan@google.com>
2876
2877 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2878 Output_section::add_relaxed_input_section.
2879 * output.cc (Output_section::add_relaxed_input_section): Add new
2880 arguments LAYOUT and NAME. Set section order index.
2881 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2882 Copy section order index.
2883 * output.h (Output_section::add_relaxed_input_section): Add new
2884 arguments LAYOUT and NAME.
2885
90e24de5
ILT		 28862010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2887
2888 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2889 NATIVE_OR_CROSS_LINKER.
2890 * testsuite/Makefile.in: Regenerate.
2891
c9484ea5
DK		 28922010-10-20 Doug Kwan <dougkwan@google.com>
2893
2894 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2895 without SHF_LINK_ORDER flags.
2896 * layout.cc (Layout::choose_output_section): Do not filter
2897 SHF_LINK_ORDER flag in a relocatable link.
2898
5bc2f5be
CC		 28992010-10-17 Cary Coutant <ccoutant@google.com>
2900
2901 * output.h (Output_segment::set_section_addresses): Change function
2902 signature. Update all callers.
2903 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2904 sections.
2905 (Output_segment::set_section_addresses): Align after last TLS
2906 section. Add padding before last relro section instead of after.
2907
0c91cf04
DK		 29082010-10-17 Doug Kwan <dougkwan@google.com>
2909
2910 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2911 GOT output section to be writable.
2912
8c21d9d3
CC		 29132010-10-14 Cary Coutant <ccoutant@google.com>
2914
2915 * debug.h (DEBUG_INCREMENTAL): New flag.
2916 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2917 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2918 mode.
2919 * incremental.cc (report_command_line): Ignore all forms of
2920 --incremental.
2921 * layout.cc (Layout::Layout): Check parameters for incremental link
2922 mode.
2923 * options.cc (General_options::parse_incremental): New function.
2924 (General_options::parse_no_incremental): New function.
2925 (General_options::parse_incremental_full): New function.
2926 (General_options::parse_incremental_update): New function.
2927 (General_options::incremental_mode_): New data member.
2928 (General_options::finalize): Check incremental_mode_.
2929 * options.h (General_options): Update help text for --incremental.
2930 Add --no-incremental, --incremental-full, --incremental-update.
2931 (General_options::Incremental_mode): New enum type.
2932 (General_options::incremental_mode): New function.
2933 (General_options::incremental_mode_): New data member.
2934 * parameters.cc (Parameters::incremental_mode_): New data member.
2935 (Parameters::set_options): Set incremental_mode_.
2936 (Parameters::set_incremental_full): New function.
2937 (Parameters::incremental): New function.
2938 (Parameters::incremental_update): New function.
2939 (set_parameters_incremental_full): New function.
2940 * parameters.h (Parameters::set_incremental_full): New function.
2941 (Parameters::incremental): New function.
2942 (Parameters::incremental_update): New function.
2943 (Parameters::incremental_mode_): New data member.
2944 (set_parameters_incremental_full): New function.
2945 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2946 incremental link mode.
2947 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2948 (Sized_relobj::do_relocate_sections): Likewise.
2949 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2950 option.
2951 * testsuite/Makefile.in: Regenerate.
2952 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2953
bb32aa18 29542010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2955
2956 * script-sections.h (class Script_sections): Make
2957 Sections_elements typedef public.
2958 * script-sections.cc (class Sort_output_sections): Add elements_
2959 field. Add constructor which sets it; change all callers.
2960 (Sort_output_sections::is_before): New function.
2961 (Sort_output_sections::operator()): Call is_before.
2962 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2963 conditional.
2964 * testsuite/script_test_10.sh: New test. Test script section
2965 order.
2966 * testsuite/script_test_10.t: Likewise.
2967 * testsuite/script_test_10.s: Likewise.
2968 * testsuite/Makefile.am: Wrap the cross linker tests and the
2969 common tests into NATIVE_OR_CROSS_LINKER.
2970 (check_SCRIPTS): Add script_test_10.sh.
2971 (check_DATA): Add script_test_10.stdout.
2972 (script_test_10.o, script_test_10): New targets.
2973 (script_test_10.stdout): New target.
2974 * configure, testsuite/Makefile.in: Regenerate.
2975
3cef7179
ILT		 29762010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2977
2978 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2979 error for the deprecated relocations.
2980 (Target_arm::Scan::global): Likewise.
2981 (Target_arm::Relocate::relocate): Likewise.
2982
7411e9a8
RS		 29832010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2984
2985 * fileread.cc (Input_file::find_file): Initialize *found_name
2986 and *namep when using the fallback search for case 4.
2987
6a9da32a
CC		 29882010-10-11 Cary Coutant <ccoutant@google.com>
2989
2990 * options.h (class General_options): Redefine -z lazy as an alias for
2991 the negation of -z now.
2992
ac897c20
ILT		 29932010-10-11 Ian Lance Taylor <iant@google.com>
2994
2995 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2996 binding.
2997
ea5cae92
NC		 29982010-10-06 Nick Clifton <nickc@redhat.com>
2999
3000 * script-sections.cc(class Memory_region): Remove
3001 current_lma_offset_ field. Rename current_vma_offset_ to
3002 current_offset_. Add last_section_ field.
3003 (Memory_region::get_current_vma_address): Rename to
3004 get_current_address.
3005 (Memory_region::get_current_lma_address): Delete.
3006 (Memory_region::increment_vma_offset): Rename to
3007 increment_offset.
3008 (Memory_region::increment_lma_offset): Delete.
3009 (Memory_region::attributes_compatible): New method. Returns
3010 true if the provided section is compatible with the region.
3011 (Memory_region::get_last_section): New method. Returns the last
3012 section to use the region.
3013 (Memory_region::set_last_section): New method. Stores the last
3014 section to use the region.
3015 (Script_sections::block_in_region): New method. Returns true if
3016 a block of memory is contained within a region.
3017 (Script_sections::find_memory_region): New method. Locates a
3018 memory region to be used to set a VMA or LMA address.
3019 (Output_section_definition::set_section_addresses): Add code to
3020 check for addresses set by memory regions.
3021 (Output_segment::set_section_addresses): Remove memory region
3022 walking code.
3023 (Script_sections::create_segment): Add a warning if a header
3024 segment is created outside of any region.
3025 * script-sections.h (class Script_sections): Add prototypes for
3026 find_memory_region and block_in_region methods.
3027 * testsuite/memory_test.s: Use .long instead of .word.
3028 * testsuite/memory_test.t: Add some more output sections.
3029 * testsuite/memory_test.sh: Update expected output.
3030
a9bfd952
DK		 30312010-10-02 Doug Kwan <dougkwan@google.com>
3032
3033 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3034 defintion to symtab.h
3035 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3036 declaration to defintion.
3037
bacff3ab
NC		 30382010-10-01 Nick Clifton <nickc@redhat.com>
3039
3040 * expression.cc (eval): Replace dummy argument with NULL.
3041 (eval_maybe_dot): Check for a NULL result section pointer.
3042 (Symbol_expression::value): Likewise.
3043 (Dot_expression::value): Likewise.
3044 (BINARY_EXPRESSION): Likewise.
3045 (Max_expression::value): Likewise.
3046 (Min_expression::value): Likewise.
3047 (Absolute_expression::value): Likewise.
3048 (Addr_expression::value_from_output_section): Likewise.
3049 (Loaddddr_expression::value_from_output_section): Likewise.
3050 (Segment_start_expression::value): Likewise.
3051 * script-sections.cc
3052 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3053 argument with NULL.
3054 (Sections_elememt_dot_assignment::set_section_addresses):
3055 Likewise.
3056 (Output_data_expression::do_write_to_buffer): Likewise.
3057 (Output_section_definition::finalize_symbols): Likewise.
3058 (Output_section_definition::set_section_addresses): Likewise.
3059
f81bc8b5
DK		 30602010-09-30 Doug Kwan <dougkwan@google.com>
3061
3062 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3063
c95e9f27
ST		 30642010-09-28 Sriraman Tallam <tmsriram@google.com>
3065
3066 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3067 function.
c95e9f27
ST		 3068 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3069 virtual function.
3070 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3071 virtual function.
3072 * icf.cc (get_section_contents): Inline merge sections only when
3073 target allows it.
3074
3cac54d2
RW		 30752010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3076
3077 * configure: Regenerate.
3078
2904037a
ILT		 30792010-09-17 Ian Lance Taylor <iant@google.com>
3080
3081 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3082 * testsuite/Makefile.am (memory_test.o): New target.
3083 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3084 memory_test.t.
3085 * testsuite/Makefile.in: Rebuild.
2904037a 3086
bca7fb63
DK		 30872010-09-17 Doug Kwan <dougkwan@google.com>
3088
3089 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3090 defintion if relocation uses GOT entries of the symbol.
3091 * testsuite/icf_safe_test.sh: Fix test.
3092 * testsuite/icf_safe_so_test.sh: Fix test.
3093
4ef28648
CC		 30942010-09-16 Cary Coutant <ccoutant@google.com>
3095
3096 * script_sections.cc (class Memory_region): Remove "NULL" from
3097 vector initializations.
3098
793990de
CC		 30992010-09-15 Cary Coutant <ccoutant@google.com>
3100
3101 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3102 Resolve forwarding symbols.
3103
81e015e2
DK		 31042010-09-15 Doug Kwan <dougkwan@google.com>
3105
3106 * gold/testsuite/script_test_3.t: Add ARM special sections.
3107 * gold/testsuite/script_test_4.t: Same.
3108 * gold/testsuite/script_test_5.t: Same.
3109 * gold/testsuite/script_test_6.t: Same.
3110 * gold/testsuite/script_test_7.t: Same.
3111 * gold/testsuite/script_test_7.t: Same.
3112 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3113
36171d64
CC		 31142010-09-14 Cary Coutant <ccoutant@google.com>
3115
3116 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3117 (Target_x86_64::Relocate::relocate_tls): Replace check for
3118 saw_tls_block_reloc_ with test for executable section.
3119
d89051bd
CC		 31202010-09-12 Cary Coutant <ccoutant@google.com>
3121
3122 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3123 position-independent executables to shared libraries need dynamic
3124 relocations.
3125 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3126 position-independent executables.
3127 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3128 * testsuite/Makefile.in: Regenerate.
3129
fca41f0f
NC		 31302010-09-10 Nick Clifton <nickc@redhat.com>
3131
3132 PR gold/11997
3133 * testsuite/memory_test.t: Discard any sections that are not
3134 needed.
3135
6695e4b3
L		 31362010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3137
3138 PR gold/11996
3139 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3140 "This::" to work around a bug in gcc 4.2.
3141
3142 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3143
0f72bf6f
RÁE		 31442010-09-09 Rafael Espindola <espindola@google.com>
3145
3146 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3147 sections with different PF_X flags in the same segment.
3148 (Layout::find_first_load_seg): Search all segments to find the first
3149 one.
3150 * options.h (rosegment): New.
3151
31522010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3153
05a79166 3154 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3155
aa98ff75
DK		 31562010-09-08 Doug Kwan <dougkwan@google.com>
3157
3158 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3159 (Arm_relobj::do_relocate_sections): Add new parameter for output
3160 file to match the parent.
3161 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3162 of local symbols instead of input values. Update code to track
3163 changes in gold::relocate_section.
3164 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3165 (Sized_relobj::compute_final_local_value_internal): New methods.
3166 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3167 body into private version of Sized_relobj::compute_final_local_value.
3168 Call the inline method.
3169 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3170 merged symbol value if there is one.
3171 (Symbol_value::has_output_value): New method defintiion.
3172 (Sized_relobj::Compute_final_local_value_status): New enum type.
3173 (Sized_relobj::compute_final_local_value): New methods.
3174 (Sized_relobj::compute_final_local_value_internal): New methods.
3175 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3176 and arm_cortex_a8.sh.
3177 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3178 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3179 New tests.
3180 * Makefile.in: Regenerate.
3181 * testsuite/arm_bl_out_of_range.s: Update test.
3182 * testsuite/thumb_bl_out_of_range.s: Ditto.
3183 * testsuite/thumb_blx_out_of_range.s: Ditto.
3184 * testsuite/arm_branch_out_of_range.sh: New file.
3185 * testsuite/arm_cortex_a8.sh: Ditto.
3186 * testsuite/arm_cortex_a8_b.s: Ditto.
3187 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3188 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3189 * testsuite/arm_cortex_a8_bl.s: Ditto.
3190 * testsuite/arm_cortex_a8_blx.s: Ditto.
3191 * testsuite/arm_cortex_a8_local.s: Ditto.
3192 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3193 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3194
05a79166
L		 31952010-09-08 Rafael Espindola <espindola@google.com>
3196
3197 * Makefile.am (memory_test.stdout): Run readelf with -W.
3198 * Makefile.in: Regenerate.
3199 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3200 64 bit output.
3201
33dbc701
RÁE		 32022010-09-08 Rafael Espindola <espindola@google.com>
3203
3204 * script-sections.cc (Script_sections::add_memory_region): Convert
3205 field precision to int.
3206 * script.cc (script_set_section_region, script_set_section_region):
3207 Convert field precision to int.
3208
731ca54a
RÁE		 32092010-09-08 Rafael Espindola <espindola@google.com>
3210
3211 * arm.cc (do_finalize_sections): Create the __exidx_start and
3212 __exdix_end symbols even when the section is missing.
3213
7f8cd844
NC		 32142010-09-08 Nick Clifton <nickc@redhat.com>
3215
3216 * README: Remove claim that MEMORY is not supported.
3217 * expression.cc (script_exp_function_origin)
3218 (script_exp_function_length): Move from here to ...
3219 * script.cc: ... here.
3220 (script_set_section_region, script_add_memory)
3221 (script_parse_memory_attr, script_include_directive): New
3222 functions.
3223 * script-sections.cc
3224 (class Memory_region): New class.
3225 (class Output_section_definition): Add set_memory_region,
3226 set_section_vma, set_section_lma and get_section_name methods.
3227 (class Script_Sections): Add add_memory_region,
3228 find_memory_region, find_memory_region_origin,
3229 find_memory_region_length and set_memory_region methods.
3230 Have set_section_addresses method walk the list of set memory
3231 regions.
3232 Extend the print methos to display memory regions.
3233 * script-sections.h: Add prototypes for new methods.
3234 Add enum for MEMORY region attributes.
3235 * yyscript.y: Add support for parsing MEMORY regions.
3236 * script-c.h: Add prototypes for new functions.
3237 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3238 * testsuite/Makefile.in: Regenerate.
3239 * testsuite/memory_test.sh: New script.
3240 * testsuite/memory_test.s: New assembler source file.
3241 * testsuite/memory_test.t: New linker script.
3242
a4649286
DK		 32432010-08-27 Doug Kwan <dougkwan@google.com>
3244
3245 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3246 reference override an existing dynamic weak reference.
3247 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3248 * testsuite/Makefile.in: Regenerate.
3249 * testsuite/dyn_weak_ref.sh: New file.
3250 * testsuite/dyn_weak_ref_1.c: Ditto.
3251 * testsuite/dyn_weak_ref_2.c: Ditto.
3252
b56648ad
ILT		 32532010-08-27 Ian Lance Taylor <iant@google.com>
3254
3255 * incremental.h (class Incremental_input_entry): Add virtual
3256 destructor.
3257
809313cb
ILT		 32582010-08-27 Ian Lance Taylor <iant@google.com>
3259
3260 * testsuite/start_lib_test_3.c: Mark t3 as used.
3261
11e32464
NC		 32622010-08-27 Nick Clifton <nickc@redhat.com>
3263
3264 * options.cc (version_script): Fix small typo in previous
3265 whitespace tidyup.
3266
ca09d69a
NC		 32672010-08-25 Nick Clifton <nickc@redhat.com>
3268
3269 * archive.cc: Formatting fixes: Remove whitespace between
3270 typename and following asterisk. Remove whitespace between
3271 function name and opening parenthesis.
3272 * archive.h: Likewise.
3273 * arm.cc: Likewise.
3274 * attributes.cc: Likewise.
3275 * attributes.h: Likewise.
3276 * common.cc: Likewise.
3277 * copy-relocs.cc: Likewise.
3278 * dirsearch.h: Likewise.
3279 * dynobj.cc: Likewise.
3280 * ehframe.cc: Likewise.
3281 * ehframe.h: Likewise.
3282 * expression.cc: Likewise.
3283 * fileread.cc: Likewise.
3284 * fileread.h: Likewise.
3285 * gc.h: Likewise.
3286 * gold-threads.cc: Likewise.
3287 * gold.cc: Likewise.
3288 * i386.cc: Likewise.
3289 * icf.h: Likewise.
3290 * incremental-dump.cc: Likewise.
3291 * incremental.cc: Likewise.
3292 * layout.cc: Likewise.
3293 * layout.h: Likewise.
3294 * main.cc: Likewise.
3295 * merge.cc: Likewise.
3296 * merge.h: Likewise.
3297 * object.cc: Likewise.
3298 * object.h: Likewise.
3299 * options.cc: Likewise.
3300 * options.h: Likewise.
3301 * output.cc: Likewise.
3302 * output.h: Likewise.
3303 * plugin.cc: Likewise.
3304 * plugin.h: Likewise.
3305 * powerpc.cc: Likewise.
3306 * reloc.cc: Likewise.
3307 * script-c.h: Likewise.
3308 * script-sections.cc: Likewise.
3309 * script.cc: Likewise.
3310 * stringpool.cc: Likewise.
3311 * symtab.cc: Likewise.
3312 * symtab.h: Likewise.
3313 * target.cc: Likewise.
3314 * timer.cc: Likewise.
3315 * timer.h: Likewise.
3316 * version.cc: Likewise.
3317 * x86_64.cc: Likewise.
3318
b8fa8750
NC		 33192010-08-24 Nick Clifton <nickc@redhat.com>
3320
3321 PR 11899
3322 * layout.cc (segment_precedes): Sort segments by their physical
3323 addresses, if they have been set.
3324
9919d93b
CC		 33252010-08-23 Cary Coutant <ccoutant@google.com>
3326
3327 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3328 symbols data.
3329 (Lib_group::include_member): Unlock object after deleting its
3330 symbols data.
3331 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3332 the bug fixed here.
3333
97b4be1c
CC		 33342010-08-19 Neil Vachharajani <nvachhar@google.com>
3335 Cary Coutant <ccoutant@google.com>
3336
3337 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3338 constructor, and set_blocker.
3339 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3340 readsyms_blocker_.
3341 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3342 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3343 * testsuite/Makefile.am (start_lib_test): New test case.
3344 * testsuite/Makefile.in: Regenerate.
3345 * testsuite/start_lib_test_main.c: New file.
3346 * testsuite/start_lib_test_1.c: New file.
3347 * testsuite/start_lib_test_2.c: New file.
3348 * testsuite/start_lib_test_3.c: New file.
3349
dd0b1884
ILT		 33502010-08-19 Ian Lance Taylor <iant@google.com>
3351
3352 * Makefile.in: Rebuild with automake 1.11.1.
3353 * aclocal.m4: Likewise.
3354 * testsuite/Makefile.in: Likewise.
3355
7223e9ca
ILT		 33562010-08-19 Ian Lance Taylor <iant@google.com>
3357
3358 PR 10893
3359 * i386.cc (class Output_data_plt_i386): Update declarations.
3360 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3361 local_ifuncs_ fields.
3362 (Target_i386::do_plt_section_for_global): New function.
3363 (Target_i386::do_plt_section_for_local): New function.
3364 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3365 parameter; change all callers. Initialize global_ifuncs_ and
3366 local_ifuncs_. If doing a static link define __rel_iplt_start and
3367 __rel_iplt_end.
3368 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3369 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3370 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3371 symbols.
3372 (Target_i386::make_plt_section): New function, broken out of
3373 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3374 (Target_i386::make_plt_entry): Call make_plt_section.
3375 (Target_i386::make_local_ifunc_plt_entry): New function.
3376 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3377 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3378 R_386_IRELATIVE to switch.
3379 (Target_i386::Scan::global): Likewise.
3380 (Target_i386::Relocate::relocate): Likewise.
3381 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3382 switch.
3383 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3384 (Target_x86_64::do_plt_section_for_global): New function.
3385 (Target_x86_64::do_plt_section_for_local): New function.
3386 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3387 parameter; change all callers. If doing a static link define
3388 __rela_iplt_start and __rela_iplt_end.
3389 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3390 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3391 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3392 to point to .plt.
3393 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3394 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3395 switch.
3396 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3397 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3398 R_X86_64_IRELATIVE to switch.
3399 (Target_x86_64::Scan::global): Likewise.
3400 (Target_x86_64::Relocate::relocate): Likewise.
3401 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3402 switch.
3403 * target.h (class Target): Add plt_section_for_global and
3404 plt_section_for_local functions. Add do_plt_section_for_global
3405 and do_plt_section_for_local virtual functions.
3406 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3407 clarifying comments.
3408 (Symbol::use_plt_offset): Handle IFUNC symbol.
3409 * object.cc (Sized_relobj::Sized_relobj): Initialize
3410 local_plt_offsets_.
3411 (Sized_relobj::local_has_plt_offset): New function.
3412 (Sized_relobj::local_plt_offset): New function.
3413 (Sized_relobj::set_local_plt_offset): New function.
3414 (Sized_relobj::do_count): Handle IFUNC symbol.
3415 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3416 a bit away from input_shndx_ field. Add set_is_func_symbol and
3417 is_ifunc_symbol functions.
3418 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3419 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3420 local_plt_offsets_ field.
3421 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3422 * output.h (class Output_section_data): Add non-const
3423 output_section function.
3424 (class Output_data_got): Update declarations.
3425 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3426 Add use_plt_offset parameter to global and local constructors.
3427 Change all callers. Change local_sym_index_ field to 31 bits.
3428 Change GSYM_CODE and CONSTANT_CODE accordingly.
3429 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3430 doing a static link don't set sh_link field.
3431 (Output_data_got::Got_entry::write): Use PLT offset if
3432 appropriate.
3433 (Output_data_got::add_global_plt): New function.
3434 (Output_data_got::add_local_plt): New function.
3435 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3436 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3437 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3438 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3439 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3440 IFUNC conditional.
3441 * testsuite/ifunc-sel.h: New file.
3442 * testsuite/ifuncmain1.c: New file.
3443 * testsuite/ifuncmain1vis.c: New file.
3444 * testsuite/ifuncmod1.c: New file.
3445 * testsuite/ifuncdep2.c: New file.
3446 * testsuite/ifuncmain2.c: New file.
3447 * testsuite/ifuncmain3.c: New file.
3448 * testsuite/ifuncmod3.c: New file.
3449 * testsuite/ifuncmain4.c: New file.
3450 * testsuite/ifuncmain5.c: New file.
3451 * testsuite/ifuncmod5.c: New file.
3452 * testsuite/ifuncmain6pie.c: New file.
3453 * testsuite/ifuncmod6.c: New file.
3454 * testsuite/ifuncmain7.c: New file.
3455 * configure, testsuite/Makefile.in: Rebuild.
3456
56f75c03
ILT		 34572010-08-18 Ian Lance Taylor <iant@google.com>
3458
3459 * incremental.cc
3460 (Output_section_incremental_inputs::write_input_files): Add cast
3461 to avoid signed/unsigned comparison warning.
3462 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3463
55455f89
CC		 34642010-08-12 Cary Coutant <ccoutant@google.com>
3465
3466 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3467
e2054bcb
ILT		 34682010-08-13 Ian Lance Taylor <iant@google.com>
3469
3470 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3471
74f67560
DK		 34722010-08-12 Cary Coutant <ccoutant@google.com>
3473 Doug Kwan <dougkwan@google.com>
3474
3475 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3476 defintion overrides non-weak undef, remember that the original undef
3477 is not weak.
3478 * symtab.cc (Symbol_table::sized_write_global): For undef without
3479 an original weak binding, set binding to global in output.
3480 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3481 * testsuite/Makefile.in: Regenerate.
3482 * testsuite/strong_ref_weak_def.sh: New file.
3483 * testsuite/strong_ref_weak_def_1.c: Ditto.
3484 * testsuite/strong_ref_weak_def_2.c: Ditto.
3485
d1238d12
CC		 34862010-08-12 Cary Coutant <ccoutant@google.com>
3487
3488 * testsuite/incremental_test.sh: Rewrite.
3489 * testsuite/incremental_test_1.c: Rewrite.
3490 * testsuite/incremental_test_2.c: Rewrite.
3491
0e70b911
CC		 34922010-08-12 Cary Coutant <ccoutant@google.com>
3493
3494 * arm.cc (Target_arm::got_size): Add const.
3495 (Target_arm::got_entry_count): New function.
3496 (Target_arm::plt_entry_count): New function.
3497 (Target_arm::first_plt_entry_offset): New function.
3498 (Target_arm::plt_entry_size): New function.
3499 (Output_data_plt_arm::entry_count): New function.
3500 (Output_data_plt_arm::first_plt_entry_offset): New function.
3501 (Output_data_plt_arm::get_plt_entry_size): New function.
3502 * i386.cc (Target_i386::got_size): Add const.
3503 (Target_i386::got_entry_count): New function.
3504 (Target_i386::plt_entry_count): New function.
3505 (Target_i386::first_plt_entry_offset): New function.
3506 (Target_i386::plt_entry_size): New function.
3507 (Output_data_plt_i386::entry_count): New function.
3508 (Output_data_plt_i386::first_plt_entry_offset): New function.
3509 (Output_data_plt_i386::get_plt_entry_size): New function.
3510 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3511 find_incremental_inputs_sections. Dump incremental_got_plt section.
3512 * incremental.cc: Include target.h.
3513 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3514 parameter. Adjust all callers. Find incremental_got_plt section.
3515 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3516 section.
3517 (Output_section_incremental_inputs::set_final_data_size): Calculate
3518 size of incremental_got_plt section.
3519 (Output_section_incremental_inputs::do_write): Write the
3520 incremental_got_plt section.
3521 (Got_plt_view_info): New struct.
3522 (Local_got_offset_visitor): New class.
3523 (Global_got_offset_visitor): New class.
3524 (Global_symbol_visitor_got_plt): New class.
3525 (Output_section_incremental_inputs::write_got_plt): New function.
3526 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3527 Add parameter. Adjust all callers.
3528 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3529 (Incremental_inputs::got_plt_section): New function.
3530 (Incremental_inputs::got_plt_section_): New data member.
3531 (Incremental_got_plt_reader): New class.
3532 * layout.cc (Layout::create_incremental_info_sections): Add the
3533 incremental_got_plt section.
3534 * object.h (Got_offset_list::get_list): New function.
3535 (Got offset_list::for_all_got_offsets): New function.
3536 (Sized_relobj::local_got_offset_list): New function.
3537 * powerpc.cc (Target_powerpc::got_size): Add const.
3538 (Target_powerpc::got_entry_count): New function.
3539 (Target_powerpc::plt_entry_count): New function.
3540 (Target_powerpc::first_plt_entry_offset): New function.
3541 (Target_powerpc::plt_entry_size): New function.
3542 (Output_data_plt_powerpc::entry_count): New function.
3543 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3544 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3545 * sparc.cc (Target_sparc::got_size): Add const.
3546 (Target_sparc::got_entry_count): New function.
3547 (Target_sparc::plt_entry_count): New function.
3548 (Target_sparc::first_plt_entry_offset): New function.
3549 (Target_sparc::plt_entry_size): New function.
3550 (Output_data_plt_sparc::entry_count): New function.
3551 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3552 (Output_data_plt_sparc::get_plt_entry_size): New function.
3553 * symtab.h (Symbol::got_offset_list): New function.
3554 (Symbol_table::for_all_symbols): New function.
3555 * target.h (Sized_target::got_entry_count): New function.
3556 (Sized_target::plt_entry_count): New function.
3557 (Sized_target::plt_entry_size): New function.
3558 * x86_64.cc (Target_x86_64::got_size): Add const.
3559 (Target_x86_64::got_entry_count): New function.
3560 (Target_x86_64::plt_entry_count): New function.
3561 (Target_x86_64::first_plt_entry_offset): New function.
3562 (Target_x86_64::plt_entry_size): New function.
3563 (Output_data_plt_x86_64::entry_count): New function.
3564 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3565 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3566
09ec0418
CC		 35672010-08-12 Cary Coutant <ccoutant@google.com>
3568
3569 * archive.cc: Include incremental.h.
3570 (Archive::Archive): Initialize incremental_info_.
3571 (Archive::include_member): Record archive members in incremental info.
3572 (Add_archive_symbols::run): Record begin and end of an archive in
3573 incremental info.
3574 (Lib_group::include_member): Record objects in incremental info.
3575 * archive.h (Incremental_archive_entry): Forward declaration.
3576 (Archive::set_incremental_info): New member function.
3577 (Archive::incremental_info): New member function.
3578 (Archive::Unused_symbol_iterator): New class.
3579 (Archive::unused_symbols_begin): New member function.
3580 (Archive::unused_symbols_end): New member function.
3581 (Archive::incremental_info_): New data member.
3582 * incremental-dump.cc (find_input_containing_global): New function.
3583 (dump_incremental_inputs): Dump new incremental info sections.
3584 * incremental.cc: Include symtab.h.
3585 (Output_section_incremental_inputs): New class.
3586 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3587 new incremental info sections.
3588 (Sized_incremental_binary::do_check_inputs): Likewise.
3589 (Incremental_inputs::report_archive): Remove.
3590 (Incremental_inputs::report_archive_begin): New function.
3591 (Incremental_inputs::report_archive_end): New function.
3592 (Incremental_inputs::report_object): New function.
3593 (Incremental_inputs::finalize_inputs): Remove.
3594 (Incremental_inputs::report_input_section): New function.
3595 (Incremental_inputs::report_script): Rewrite.
3596 (Incremental_inputs::finalize): Do nothing but finalize string table.
3597 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3598 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3599 (Incremental_inputs::create_data_sections): New function.
3600 (Incremental_inputs::relocs_entsize): New function.
3601 (Output_section_incremental_inputs::set_final_data_size): New function.
3602 (Output_section_incremental_inputs::do_write): New function.
3603 (Output_section_incremental_inputs::write_header): New function.
3604 (Output_section_incremental_inputs::write_input_files): New function.
3605 (Output_section_incremental_inputs::write_info_blocks): New function.
3606 (Output_section_incremental_inputs::write_symtab): New function.
3607 * incremental.h (Incremental_script_entry): Forward declaration.
3608 (Incremental_object_entry): Forward declaration.
3609 (Incremental_archive_entry): Forward declaration.
3610 (Incremental_inputs): Forward declaration.
3611 (Incremental_inputs_header_data): Remove.
3612 (Incremental_inputs_header): Remove.
3613 (Incremental_inputs_header_write): Remove.
3614 (Incremental_inputs_entry_data): Remove.
3615 (Incremental_inputs_entry): Remove.
3616 (Incremental_inputs_entry_write): Remove.
3617 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3618 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3619 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3620 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3621 Likewise.
3622 (Incremental_input_entry): New class.
3623 (Incremental_script_entry): New class.
3624 (Incremental_object_entry): New class.
3625 (Incremental_archive_entry): New class.
3626 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3627 (Incremental_inputs::report_inputs): Remove.
3628 (Incremental_inputs::report_archive): Remove.
3629 (Incremental_inputs::report_archive_begin): New function.
3630 (Incremental_inputs::report_archive_end): New function.
3631 (Incremental_inputs::report_object): Change prototype.
3632 (Incremental_inputs::report_input_section): New function.
3633 (Incremental_inputs::report_script): Change prototype.
3634 (Incremental_inputs::get_reloc_count): New function.
3635 (Incremental_inputs::set_reloc_count): New function.
3636 (Incremental_inputs::create_data_sections): New function.
3637 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3638 (Incremental_inputs::inputs_section): New function.
3639 (Incremental_inputs::symtab_section): New function.
3640 (Incremental_inputs::relocs_section): New function.
3641 (Incremental_inputs::get_stringpool): Add const.
3642 (Incremental_inputs::command_line): Add const.
3643 (Incremental_inputs::inputs): Remove.
3644 (Incremental_inputs::command_line_key): New function.
3645 (Incremental_inputs::input_file_count): New function.
3646 (Incremental_inputs::input_files): New function.
3647 (Incremental_inputs::relocs_entsize): New function.
3648 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3649 (Incremental_inputs::finalize_inputs): Remove.
3650 (Incremental_inputs::Input_info): Remove.
3651 (Incremental_inputs::lock_): Remove.
3652 (Incremental_inputs::inputs_): Change type.
3653 (Incremental_inputs::inputs_map_): Remove.
3654 (Incremental_inputs::current_object_entry_): New data member.
3655 (Incremental_inputs::inputs_section_): New data member.
3656 (Incremental_inputs::symtab_section_): New data member.
3657 (Incremental_inputs::relocs_section_): New data member.
3658 (Incremental_inputs::reloc_count_): New data member.
3659 (Incremental_inputs_reader): New class.
3660 (Incremental_symtab_reader): New class.
3661 (Incremental_relocs_reader): New class.
3662 * layout.cc (Layout::finalize): Move finalization of incremental info
3663 and creation of incremental info sections to follow finalization of
3664 symbol table. Set offsets for postprocessing sections.
3665 (Layout::create_incremental_info_sections): Call
3666 Incremental_inputs::create_data_sections. Add incremental symtab
3667 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3668 sections to layout after input sections.
3669 * layout.h (struct Timespec): Forward declaration.
3670 (Layout::incremental_inputs): Add const.
3671 (Layout::create_incremental_info_sections): Add parameter.
3672 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3673 * object.cc: Include incremental.h.
3674 (Relobj::finalize_incremental_relocs): New function.
3675 (Sized_relobj::do_layout): Record input sections in incremental info.
3676 * object.h (Object::output_section): New function.
3677 (Object::output_section_offset): Moved from Relobj.
3678 (Object::get_incremental_reloc_base): New function.
3679 (Object::get_incremental_reloc_count): New function.
3680 (Object::do_output_section): New function.
3681 (Object::do_output_section_offset): Moved from Relobj.
3682 (Object::do_get_incremental_reloc_base): New function.
3683 (Object::do_get_incremental_reloc_count): New function.
3684 (Object::Object): Initialize new data members.
3685 (Relobj::output_section): Renamed do_output_section and moved to
3686 protected.
3687 (Relobj::output_section_offset): Moved to Object.
3688 (Relobj::do_get_incremental_reloc_base): New function.
3689 (Relobj::do_get_incremental_reloc_count): New function.
3690 (Relobj::allocate_incremental_reloc_counts): New function.
3691 (Relobj::count_incremental_reloc): New function.
3692 (Relobj::finalize_incremental_relocs): New function.
3693 (Relobj::next_incremental_reloc_index): New function.
3694 (Relobj::reloc_counts_): New data member.
3695 (Relobj::reloc_bases_): New data member.
3696 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3697 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3698 (Sized_relobj::incremental_relocs_scan): New function.
3699 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3700 (Sized_relobj::incremental_relocs_write): New function.
3701 (Sized_relobj::incremental_relocs_write_reltype): New function.
3702 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3703 incremental link.
3704 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3705 archives and object files elsewhere.
3706 (Add_symbols::run): Report object files here.
3707 (Finish_group::run): Report end of archive at end of group.
3708 * reloc.cc: Include layout.h, incremental.h.
3709 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3710 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3711 (Sized_relobj::incremental_relocs_scan): New function.
3712 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3713 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3714 (Sized_relobj::incremental_relocs_write): New function.
3715 (Sized_relobj::incremental_relocs_write_reltype): New function.
3716 * script.cc (read_input_script): Rewrite test for incremental link.
3717 Change call to Incremental_inputs::report_script.
3718 * symtab.h (Symbol_table::first_global_index): New function.
3719 (Symbol_table::output_count): New function.
3720
ce0d1972
DK		 37212010-08-12 Doug Kwan <dougkwan@google.com>
3722
3723 * arm.cc (Target_arm::merge_object_attributes): Check command line
3724 options --no-wchar-size-warning and --no-enum-size-warning.
3725 * options.h (General_options): Add ld-compatible options
3726 --no-enum-size-warning and --no-wchar-size-warning.
3727
6e5710ce
ILT		 37282010-08-04 Ian Lance Taylor <iant@google.com>
3729
3730 * x86_64.cc (Target_x86_64::Scan::local): Use
3731 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3732 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3733 (Target_x86_64::Scan::global): Likewise.
3734 (Target_x86_64::Relocate::relocate): Likewise.
3735 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3736 Likewise.
3737
fef830db
CC		 37382010-08-03 Cary Coutant <ccoutant@google.com>
3739
3740 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3741 to reserve space in merged_strings vector. Keep total input size
3742 for stats.
3743 (Output_merge_string::do_print_merge_stats): Print total input size.
3744 * merge.h (Output_merge_string): Add input_size_ field.
3745 * stringpool.cc (Stringpool_template::string_length): Move
3746 implementations out of Stringpool_template class and place in
3747 stringpool.h.
3748 * stringpool.h (string_length): Move out of Stringpool_template.
3749
1e3811b0
ILT		 37502010-08-03 Ian Lance Taylor <iant@google.com>
3751
3752 PR 11712
3753 * layout.cc (relaxation_loop_body): If address of load segment is
3754 set, adjust address to include headers if possible.
3755
7af0c620
ILT		 37562010-08-03 Ian Lance Taylor <iant@google.com>
3757
3758 * version.cc (version_string): Bump to 1.10.
3759
22f0da72
ILT		 37602010-08-03 Ian Lance Taylor <iant@google.com>
3761
3762 PR 11805
3763 * layout.h (enum Output_section_order): Define.
3764 (class Layout): Update declarations.
3765 * layout.cc (Layout::get_output_section): Add order parameter.
3766 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3767 is_first_non_relro parameters. Change all callers.
3768 (Layout::choose_output_section): Likewise.
3769 (Layout::add_output_section_data): Likewise.
3770 (Layout::make_output_section): Likewise. Set order.
3771 (Layout::default_section_order): New function.
3772 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3773 * output.cc (Output_section::Output_section): Initialize order_.
3774 Don't initialize deleted fields.
3775 (Output_segment::Output_segment): Don't initialize deleted
3776 fields.
3777 (Output_segment::add_output_section_to_load): New function
3778 replacing add_output_section. Change all callers to call this or
3779 add_output_section_to_nonload.
3780 (Output_segment::add_output_section_to_nonload): New function.
3781 (Output_segment::remove_output_section): Rewrite.
3782 (Output_segment::add_initial_output_data): Likewise.
3783 (Output_segment::has_any_data_sections): Likewise.
3784 (Output_segment::is_first_section_relro): Likewise.
3785 (Output_segment::maximum_alignment): Likewise.
3786 (Output_segment::has_dynamic_reloc): New function replacing
3787 dynamic_reloc_count. Change all callers.
3788 (Output_segment::has_dynamic_reloc_list): New function replacing
3789 dynamic_reloc_count_list. Change all callers.
3790 (Output_segment::set_section_addresses): Rewrite.
3791 (Output_segment::set_offset): Rewrite.
3792 (Output_segment::find_first_and_last_list): Remove.
3793 (Output_segment::set_tls_offsets): Rewrite.
3794 (Output_segment::first_section_load_address): Likewise.
3795 (Output_segment::output_section_count): Likewise.
3796 (Output_segment::section_with_lowest_load_address): Likewise.
3797 (Output_segment::write_section_headers): Likewise.
3798 (Output_segment::print_sections_to_map): Likewise.
3799 * output.h (class Output_data): Remove dynamic_reloc_count_
3800 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3801 (Output_data::add_dynamic_reloc): Rewrite.
3802 (Output_data::has_dynamic_reloc): New function.
3803 (Output_data::dynamic_reloc_count): Remove.
3804 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3805 is_last_relro_, is_first_non_relro_, is_interp_,
3806 is_dynamic_linker_section_ fields. Add order and set_order
3807 functions. Remove is_relro_local, set_is_relro_local,
3808 is_last_relro, set_is_last_relro, is_first_non_relro,
3809 set_is_first_non_relro functions, is_interp, set_is_interp,
3810 is_dynamic_linker_section, and set_is_dynamic_linker_section
3811 functions.
3812 (class Output_segment): Change Output_data_list from std::list to
3813 std:;vector. Add output_lists_ field. Remove output_data_ and
3814 output_bss_ fields. Update declarations.
3815
3ff2ccb0
ILT		 38162010-08-02 Ian Lance Taylor <iant@google.com>
3817
3818 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3819 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3820 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3821
88a4108b
ILT		 38222010-08-02 Ian Lance Taylor <iant@google.com>
3823
3824 PR 11855
3825 * script.cc (Script_options::Script_options): Initialize
3826 symbol_definitions_ and symbol_references_.
3827 (Script_options::add_symbol_assignment): Update
3828 symbol_definitions_ and symbol_references_.
3829 (Script_options::add_symbol_reference): New function.
3830 (script_symbol): New function.
3831 * script.h (class Script_options): Add symbol_definitions_ and
3832 symbol_references_ fields.
3833 (Script_options::referenced_const_iterator): New type.
3834 (Script_options::referenced_begin): New function.
3835 (Script_options::referenced_end): New function.
3836 (Script_options::is_referenced): New function.
3837 (Script_options::any_unreferenced): New function.
3838 * script-c.h (script_symbol): Declare.
3839 * yyscript.y (exp): Call script_symbol.
3840 * symtab.cc: Include "script.h".
3841 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3842 Change all callers. Check symbols referenced by scripts.
3843 (Symbol_table::add_undefined_symbols_from_command_line): Add
3844 layout parameter. Change all callers.
3845 (Symbol_table::do_add_undefined_symbols_from_command_line):
3846 Likewise. Break out loop body. Check symbols referenced by
3847 scripts.
3848 (Symbol_table::add_undefined_symbol_from_command_line): New
3849 function broken out of
3850 do_add_undefined_symbols_from_command_line.
3851 * symtab.h (class Symbol_table): Update declarations.
3852 * archive.cc: Include "layout.h".
3853 (Archive::should_include_member): Add layout parameter. Change
3854 all callers. Check for symbol mentioned in expression.
3855 * archive.h (class Archive): Update declaration.
3856 * object.cc (Sized_relobj::do_should_include_member): Add layout
3857 parameter.
3858 * object.h (Object::should_include_member): Add layout parameter.
3859 Change all callers.
3860 (Object::do_should_include_member): Add layout parameter.
3861 (class Sized_relobj): Update declaration.
3862 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3863 parameter.
3864 * dynobj.h (class Sized_dynobj): Update declaration.
3865 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3866 layout parameter.
3867 * plugin.h (class Sized_pluginobj): Update declaration.
3868
5f1ab67a
ILT		 38692010-08-02 Ian Lance Taylor <iant@google.com>
3870
3871 PR 11866
3872 * output.cc (Output_segment::set_offset): Search for the first and
3873 last sections rather than assuming that the list is in order.
3874 (Output_segment::find_first_and_last_list): New function.
3875 * output.h (class Output_segment): Update declarations.
3876 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3877 (relro_strip_test_SOURCES): New variable.
3878 (relro_strip_test_DEPENDENCIES): New variable.
3879 (relro_strip_test_LDFLAGS): New variable.
3880 (relro_strip_test_LDADD): New variable.
3881 (relro_strip_test.so): New target.
3882
a8df5856
ILT		 38832010-08-02 Ian Lance Taylor <iant@google.com>
3884
3885 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3886 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3887 (Target_i386::got_tlsdesc_section): New function.
3888 (Target_i386::got_section): Create space for GOT entries for
3889 TLSDESC relocations.
3890 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3891 R_386_TLS_GOTDESC.
3892 (Target_i386::Scan::global): Likewise.
3893 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3894 using TLSDESC GOT.
3895 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3896 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3897 (Target_x86_64::got_tlsdesc_section): New function.
3898 (Target_x86_64::got_section): Create space for GOT entries for
3899 TLSDESC relocations.
3900 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3901 R_386_TLS_GOTDESC.
3902 (Target_x86_64::Scan::global): Likewise.
3903 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3904 using TLSDESC GOT.
3905
0c10a0a6
ILT		 39062010-08-02 Ian Lance Taylor <iant@google.com>
3907
3908 * testsuite/final_layout.sh: Use dc to convert from hex to
3909 decimal.
3910
41cbeecc
ST		 39112010-07-29 Sriraman Tallam <tmsriram@google.com>
3912
3913 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3914 paramter to the call to gold::gc_process_relocs.
3915 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3916 paramter to the call to gold::gc_process_relocs.
3917 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3918 parameter to the call to gold::gc_process_relocs.
3919 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3920 template parameter to the call to gold::gc_process_relocs.
3921 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3922 paramter to the call to gold::gc_process_relocs.
3923 * gc.h (get_embedded_addend_size): New function.
3924 (gc_process_relocs): Save the size of the reloc for use by ICF.
3925 * icf.cc (get_section_contents): Get the addend from the text section
3926 for SHT_REL relocation sections.
3927 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3928 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3929 * int_encoding.h (read_from_pointer): New overloaded function.
3930 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3931 * testsuite/icf_sht_rel_addend_test.sh: New file.
3932 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3933 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3934
6ea55b82
RW		 39352010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3936
3937 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3938 * Makefile.in: Regenerate.
3939 * testsuite/Makefile.in: Regenerate.
3940
9691462b
ILT		 39412010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3942
3943 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3944 * gold/testsuite/debug_msg.cc: Likewise.
3945 * gold/testsuite/odr_violation1.cc
3946 * gold/testsuite/odr_violation2.cc
3947
76897331
CC		 39482010-07-21 Cary Coutant <ccoutant@google.com>
3949
3950 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3951 string, and length fields.
3952 (Output_merge_string::Merged_strings_list): New type.
3953 (Output_merge_string::Merged_strings_lists): New typedef.
3954 (Output_merge_string): Replace merged_strings_ with
3955 merged_strings_lists_.
3956 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3957 Merged_strings_list per input object and section. Don't store pointer
3958 to the string. Don't store length with each merged string entry.
3959 (Output_merge_string::finalize_merged_data): Loop over list of merged
3960 strings lists. Recompute length of each merged string.
3961
78384e8f
CC		 39622010-07-15 Cary Coutant <ccoutant@google.com>
3963
3964 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3965 here.
3966
783659f9
ILT		 39672010-07-14 Ian Lance Taylor <iant@google.com>
3968
3969 * descriptors.cc (Descriptors::open): Report correct name in error
3970 message.
3971
131687b4
DK		 39722010-07-13 Doug Kwan <dougkwan@google.com>
3973
3974 * arm.cc (Arm_input_section::Arm_input_section): For a
3975 SHT_ARM_EXIDX section, always keeps the input sections.
3976 (Arm_input_section::set_exidx_section_link): New method.
3977 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3978 has_errors_ to false.
3979 (Arm_exidx_input_section::has_errors,
3980 Arm_exidx_input_section::set_has_errors): New methods.
3981 (Arm_exidx_input_section::has_errors_): New data member.
3982 (Arm_relobj::get_exidx_shndx_list): New method.
3983 (Arm_output_section::append_text_sections_to_list): Do not skip
3984 section without SHF_EXECINSTR.
3985 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3986 errors.
3987 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3988 section header. Make error messages more verbose. Check for
3989 a non-executable section linked to an EXIDX section.
3990 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3991 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3992 check that there is no deferred EXIDX section if we exit early.
3993 Instead of not making an EXIDX section in case of an error, make one
3994 and set the has_errors flag of it.
3995 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3996 in a relocatable link.
3997 (Target_arm::do_relax): Look for the EXIDX output section instead of
3998 assuming that it is called .ARM.exidx.
3999 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4000 section list. Do not check for SHF_EXECINSTR section flags but
4001 skip any input section with errors.
4002 * output.cc (Output_section::Output_section): Initialize
4003 always_keeps_input_sections_ to false.
4004 (Output_section::add_input_section): Check for
4005 always_keeps_input_sections_.
4006 * output.h (Output_section::always_keeps_input_sections,
4007 Output_section::set_always_keeps_input_sections): New methods.
4008 (Output_section::always_keeps_input_sections): New data member.
4009
69517287
RÁE		 40102010-07-13 Rafael Espindola <espindola@google.com>
4011
4012 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4013 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4014
82742395
ILT		 40152010-07-13 Philip Herron <herron.philip@googlemail.com>
4016 Ian Lance Taylor <iant@google.com>
4017
4018 * output.h (Output_section_lookup_maps::add_merge_section):
4019 Correct check of whether value was inserted.
4020 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4021 (Output_section_lookup_maps::add_relaxed_input_section):
4022 Likewise.
4023 * arm.cc (Target_arm::got_section): Remove used local os.
4024 * i386.cc (Target_i386::got_section): Likewise.
4025 * x86_64.cc (Target_x86_64::got_section): Likewise.
4026 * sparc.cc (Target_sparc::got_section): Likewise.
4027 (Target_sparc::relocate): Remove unused local have_got_offset.
4028 * powerpc.cc (Target_powerpc::relocate): Likewise.
4029
f2d707b5
ILT		 40302010-07-13 Ian Lance Taylor <iant@google.com>
4031
241531d6
ILT		 4032 * compressed_output.cc (zlib_decompress): Fix signature in
4033 !HAVE_ZLIB_H case.
4034
f2d707b5
ILT		 4035 * archive.cc (Archive::include_member): Unlock an external member
4036 of a thin archive. Don't bother to delete an object we know is
4037 NULL.
4038
a2e47362
CC		 40392010-07-12 Cary Coutant <ccoutant@google.com>
4040
4041 * compressed_output.cc (zlib_decompress): New function.
4042 (get_uncompressed_size): New function.
4043 (decompress_input_section): New function.
4044 * compressed_output.h (get_uncompressed_size): New function.
4045 (decompress_input_section): New function.
4046 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4047 Handle compressed debug sections.
4048 * layout.cc (is_compressed_debug_section): New function.
4049 (Layout::output_section_name): Map compressed section names to
4050 canonical names.
4051 * layout.h (is_compressed_debug_section): New function.
4052 (is_debug_info_section): Recognize compressed debug sections.
4053 * merge.cc: Include compressed_output.h.
4054 (Output_merge_data::do_add_input_section): Handle compressed
4055 debug sections.
4056 (Output_merge_string::do_add_input_section): Handle compressed
4057 debug sections.
4058 * object.cc: Include compressed_output.h.
4059 (Sized_relobj::Sized_relobj): Initialize new data members.
4060 (build_compressed_section_map): New function.
4061 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4062 * object.h (Object::section_is_compressed): New method.
4063 (Object::do_section_is_compressed): New method.
4064 (Sized_relobj::Compressed_section_map): New type.
4065 (Sized_relobj::do_section_is_compressed): New method.
4066 (Sized_relobj::compressed_sections_): New data member.
4067 * output.cc (Output_section::add_input_section): Handle compressed
4068 debug sections.
4069 * reloc.cc: Include compressed_output.h.
4070 (Sized_relobj::write_sections): Handle compressed debug sections.
4071
ce279a62
CC		 40722010-07-08 Cary Coutant <ccoutant@google.com>
4073
4074 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4075 weak when resolving to a dynamic def.
4076 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4077 for weak undef/dynamic def cases. Adjust callers.
4078 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4079 undef_binding_weak_.
4080 (Symbol_table::sized_write_globals): Adjust symbol binding.
4081 (Symbol_table::sized_write_symbol): Add binding parameter.
4082 * symtab.h (Symbol::set_undef_binding): New method.
4083 (Symbol::is_undef_binding_weak): New method.
4084 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4085 (Symbol_table::should_override): Add new parameter.
4086 (Symbol_table::sized_write_symbol): Add new parameter.
4087
4088 * testsuite/weak_undef_file1.cc: Add new test case.
4089 * testsuite/weak_undef_file2.cc: Fix header comment.
4090 * testsuite/weak_undef_test.cc: Add new test case.
4091
b2286c10
DK		 40922010-06-29 Doug Kwan <dougkwan@google.com>
4093
4094 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4095 Initialize USE_SYMBOL_.
4096 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4097 definition.
4098 (Arm_reloc_property::uses_symbol_): New data member declaration.
4099 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4100 uses symbol value and symbol is undefined but not weakly undefined.
4101
4802450a
RÁE		 41022010-06-28 Rafael Espindola <espindola@google.com>
4103
4104 * plugin.cc (Plugin::load): Use dlerror.
4105
e5ca47ba
ILT		 41062010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4107
4108 * symtab.cc (detect_odr_violations): When reporting an ODR
4109 violation, report an object where the symbol is defined.
4110
8a75a161
DK		 41112010-06-25 Doug Kwan <dougkwan@google.com>
4112
4113 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4114 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4115 definition.
4116 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4117 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4118 target hook to detect function points.
4119 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4120 * icf.h (Icf::check_section_for_function_pointers): Change type of
4121 parameter SECTION_NAME to const reference to std::string. Use
4122 target hook to determine if section may have unsafe pointers.
4123 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4124 method definition.
4125
42218b9f
RÁE		 41262010-06-21 Rafael Espindola <espindola@google.com>
4127
4128 * fileread.cc (Input_file::find_fie): New
4129 (Input_file::open): Use Input_file::find_fie.
4130 * fileread.h (Input_file::find_fie): New
4131 * plugin.cc (set_extra_library_path): New.
4132 (Plugin::load): Add set_extra_library_path to the transfer vector.
4133 (Plugin_manager::set_extra_library_path): New.
4134 (Plugin_manager::add_input_file): Use the extra search path if set.
4135 (set_extra_library_path(): New.
4136 * plugin.h (Plugin_manager): Add set_extra_library_path and
4137 extra_search_path_.
4138
a0506cca
CC		 41392010-06-19 Cary Coutant <ccoutant@google.com>
4140
4141 * layout.cc (gdb_sections): Add .debug_types.
4142 (lines_only_debug_sections): Likewise.
4143
6508b958
RÁE		 41442010-06-18 Rafael Espindola <espindola@google.com>
4145
4146 * plugin.cc (add_input_file,add_input_library)
4147 (Plugin_manager::add_input_file): Make filename arguments const.
4148 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4149 const.
4150
3e235302
DK		 41512010-06-16 Doug Kwan <dougkwan@google.com>
4152
4153 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4154 .ARM.attributes section if we have not merged any input
4155 attributes sections.
4156
106e8a6c
DK		 41572010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4158
4159 * arm.cc: Allow combining objects with no EABI version
4160 information.
4161
91ff43fe
RÁE		 41622010-06-15 Rafael Espindola <espindola@google.com>
4163
4164 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4165
68ed838c
ILT		 41662010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4167
4168 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4169 (struct iovec): Correct !HAVE_READV definition.
4170
f3a2388f
CC		 41712010-06-10 Cary Coutant <ccoutant@google.com>
4172
4173 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4174 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4175 reloc sections.
4176 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4177
4178 PR 11683
4179 * symtab.h (Symbol::is_placeholder): New member function.
4180 * target-reloc.h (relocate_section): Check for placeholder symbols.
4181
4182 * testsuite/Makefile.am (plugin_test_8): New test.
4183 (plugin_test_9): New test.
4184 * testsuite/Makefile.in: Regenerate.
4185
e1df38aa
NC		 41862010-06-09 Nick Clifton <nickc@redhat.com>
4187
4188 * yyscript.y (input_list_element): Allow strings prefixed with
4189 the '-' character. Treat these as libraries.
4190 * script.cc (script_add_library): New function. Adds a library
4191 specified by "-l<name>" found in an input script.
4192 * script-c.h: Add prototype for script_add_library.
4193
25bbe950
DK		 41942010-06-07 Doug Kwan <dougkwan@google.com>
4195
4196 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4197 Restrict stub-group size to be within long conditional branch
4198 range when working around cortex-A8 erratum.
4199
0f32ea4c
ILT		 42002010-06-07 Damien Diederen <dd@crosstwine.com>
4201
4202 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4203 #ifdef typo.
4204
8fe2a369
ST		 42052010-06-03 Sriraman Tallam <tmsriram@google.com>
4206
4207 PR gold/11658
4208 * output.cc
4209 (Output_section::Input_section_sort_entry::compare_section_ordering):
4210 Change to return non-zero correctly.
4211 (Output_section::Input_section_sort_section_order_index_compare
4212 ::operator()): Change to fix ambiguity in comparisons.
4213
6e9ba2ca
ST		 42142010-06-01 Sriraman Tallam <tmsriram@google.com>
4215
4216 * gold.h (is_wildcard_string): New function.
4217 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4218 (Layout::layout_eh_frame): Ditto.
4219 (Layout::find_section_order_index): New method.
4220 (Layout::read_layout_from_file): New method.
4221 * layout.h (Layout::find_section_order_index): New method.
4222 (Layout::read_layout_from_file): New method.
4223 (Layout::input_section_position_): New private member.
4224 (Layout::input_section_glob_): New private member.
4225 * main.cc (main): Call read_layout_from_file here.
4226 * options.h (--section-ordering-file): New option.
4227 * output.cc (Output_section::input_section_order_specified_): New
4228 member.
4229 (Output_section::Output_section): Initialize new member.
4230 (Output_section::add_input_section): Add new parameter.
4231 Keep input sections when --section-ordering-file is used.
4232 (Output_section::set_final_data_size): Sort input sections when
4233 section ordering file is specified.
4234 (Output_section::Input_section_sort_entry): Add new parameter.
4235 Check sorting type.
4236 (Output_section::Input_section_sort_entry::compare_section_ordering):
4237 New method.
4238 (Output_section::Input_section_sort_compare::operator()): Change to
4239 consider section_order_index.
4240 (Output_section::Input_section_sort_init_fini_compare::operator()):
4241 Change to consider section_order_index.
4242 (Output_section::Input_section_sort_section_order_index_compare
4243 ::operator()): New method.
4244 (Output_section::sort_attached_input_sections): Change to sort
4245 according to section order when specified.
e1df38aa
NC		 4246 (Output_section::add_input_section<32, true>): Add new parameter.
4247 (Output_section::add_input_section<64, true>): Add new parameter.
4248 (Output_section::add_input_section<32, false>): Add new parameter.
4249 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4250 * output.h (Output_section::add_input_section): Add new parameter.
4251 (Output_section::input_section_order_specified): New
4252 method.
4253 (Output_section::set_input_section_order_specified): New method.
4254 (Input_section::Input_section): Initialize section_order_index_.
4255 (Input_section::section_order_index): New method.
4256 (Input_section::set_section_order_index): New method.
4257 (Input_section::section_order_index_): New member.
4258 (Input_section::Input_section_sort_section_order_index_compare): New
4259 struct.
4260 (Output_section::input_section_order_specified_): New member.
4261 * script-sections.cc (is_wildcard_string): Delete and move modified
4262 method to gold.h.
4263 (Output_section_element_input::Output_section_element_input): Modify
4264 call to is_wildcard_string.
4265 (Output_section_element_input::Input_section_pattern
4266 ::Input_section_pattern): Ditto.
4267 (Output_section_element_input::Output_section_element_input): Ditto.
4268 * testsuite/Makefile.am (final_layout): New test case.
4269 * testsuite/Makefile.in: Regenerate.
4270 * testsuite/final_layout.cc: New file.
4271 * testsuite/final_layout.sh: New file.
4272
3537c84b
RÁE		 42732010-06-01 Rafael Espindola <espindola@google.com>
4274
4275 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4276
105b6afd
RÁE		 42772010-06-01 Rafael Espindola <espindola@google.com>
4278
4279 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4280 visibility of symbols.
4281
29e11421
DK		 42822010-05-27 Doug Kwan <dougkwan@google.com>
4283
4284 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4285 from start of output section instead of address for a local symbol
4286 in a merged or relaxed section when doing a relocatable link.
4287
5e0f337e
RÁE		 42882010-05-26 Rafael Espindola <espindola@google.com>
4289
4290 PR 11604
4291 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4292 adding sections the garbage collector removed.
4293 * gold/testsuite/Makefile.am: Add test.
4294 * gold/testsuite/Makefile.in: Regenerate.
4295 * gold/testsuite/plugin_test_7.sh: New.
4296 * gold/testsuite/plugin_test_7_1.c: New.
4297 * gold/testsuite/plugin_test_7_2.c: New.
4298
f4187277
RÁE		 42992010-05-26 Rafael Espindola <espindola@google.com>
4300
4301 * script-sections.cc (Output_section_definition::set_section_addresses):
4302 Check for --section-start.
4303
5c388529
DK		 43042010-05-26 Doug Kwan <dougkwan@google.com>
4305
4306 * arm.cc (Arm_scan_relocatable_relocs): New class.
4307 (Target_arm::relocate_special_relocatable): New method.
4308 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4309 (Arm_relocate_functions::thumb_branch_common): Same.
4310 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4311 instead of Default_scan_relocatable_relocs.
4312 * target-reloc.h (relocate_for_relocatable): Let target handle
4313 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4314 * target.h (Sized_target::relocate_special_relocatable): New method.
4315
bca1c3ae
ILT		 43162010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4317
4318 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4319
0439c796
DK		 43202010-05-23 Doug Kwan <dougkwan@google.com>
4321
4322 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4323 instead of a cast.
4324 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4325 with a direct branch, not a conditional branch, to a stub.
4326 * merge.cc (Output_merge_base::record_input_section): New method
4327 defintion.
4328 (Output_merge_data::do_add_input_section): Record input section if
4329 keeps-input-sections flag is set.
4330 (Output_merge_string::do_add_input_section): Ditto.
4331 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4332 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4333 INPUT_SECTIONS_.
4334 (Output_merge_base::keeps_input_sections,
4335 Output_merge_base::set_keeps_input_sections,
4336 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4337 method definitions.
4338 (Output_merge_base::Input_sections): New type declaration.
4339 (Output_merge_base::input_sections_begin,
4340 Output_merge_base::input_sections_end,
4341 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4342 (Output_merge_base::bool keeps_input_sections_,
4343 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4344 Output_merge_base::input_sections_): New data members.
4345 (Output_merge_data::do_set_keeps_input_sections): New method
4346 defintion.
4347 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4348 * output.cc (Output_section::Input_section::relobj): Move method
4349 defintion from class declaration to here and handle merge sections.
4350 (Output_section::Input_section::shndx): Ditto.
4351 (Output_section::Output_section): Remove initializations of removed
4352 data members and initialize new data member LOOKUP_MAPS_.
4353 (Output_section::add_input_section): Set keeps-input-sections flag
4354 for a newly created merge output section as appropriate. Adjust code
4355 to use Output_section_lookup_maps class.
4356 (Output_section::add_relaxed_input_section): Adjst code for lookup
4357 maps code refactoring.
4358 (Output_section::add_merge_input_section): Add a new parameter
4359 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4360 class. If adding input section to a newly created merge output
4361 section fails, remove the new merge section.
4362 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4363 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4364 (Output_section::find_merge_section): Ditto.
4365 (Output_section::build_lookup_maps): New method defintion.
4366 (Output_section::find_relaxed_input_section): Adjust code to use
4367 Output_section_lookup_maps class.
4368 (Output_section::get_input_sections): Export merge sections. Adjust
4369 code to use Output_section_lookup_maps class.
4370 (Output_section:::add_script_input_section): Adjust code to use
4371 Output_section_lookup_maps class. Update lookup maps for merge
4372 sections also.
4373 (Output_section::discard_states): Use Output_section_lookup_maps.
4374 (Output_section::restore_states): Same.
4375 * output.h (Merge_section_properties): Move class defintion out of
4376 Output_section.
4377 (Output_section_lookup_maps): New class.
4378 (Output_section::Input_section::is_merge_section): New method
4379 defintion.
4380 (Output_section::Input_section::relobj): Move defintion out of class
4381 defintion. Declare method only.
4382 (Output_section::Input_section::shndx): Ditto.
4383 (Output_section::Input_section::output_merge_base): New method defintion.
4384 (Output_section::Input_section::u2_.pomb): New union field.
4385 (Output_section::Merge_section_by_properties_map,
4386 Output_section::Output_section_data_by_input_section_map,
4387 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4388 Remove types.
4389 (Output_section::add_merge_input_section): Add new parameter
4390 KEEPS_INPUT_SECTIONS.
4391 (Output_section::build_lookup_maps): New method declaration.
4392 (Output_section::merge_section_map_,
4393 Output_section::merge_section_by_properties_map_,
4394 Output_section::relaxed_input_section_map_,
4395 Output_section::is_relaxed_input_section_map_valid_): Remove data
4396 members.
4397 (Output_section::lookup_maps_): New data member.
4398
76295588
L		 43992010-05-21 Doug Kwan <dougkwan@google.com>
4400
4401 PR gold/11619
4402 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4403 avoid a compilation error.
4404
d103a984
RÁE		 44052010-05-19 Rafael Espindola <espindola@google.com>
4406
4407 * script-sections.cc (Output_section_definition::allocate_to_segment):
4408 Update the phdrs_list even when the output section is NULL.
4409 * testsuite/Makefile.am: Add test.
4410 * testsuite/Makefile.in: Regenerate.
4411 * testsuite/script_test_9.cc: New.
4412 * testsuite/script_test_9.sh: New.
4413 * testsuite/script_test_9.t: New.
4414
6625d24e
DK		 44152010-05-19 Doug Kwan <dougkwan@google.com>
4416
4417 * arm.cc (Arm_input_section::original_size): New method.
4418 (Arm_input_section::do_addralign): Add a cast.
4419 (Arm_input_section::do_output_offset): Remove static cast.
4420 (Arm_input_section::original_addralign,
4421 Arm_input_section::original_size_): Change type to uint32_t.
4422 (Arm_input_section::init): Add safe casts for section alignment
4423 and size.
4424 (Arm_input_section::set_final_data_size): Do not set address and
4425 offset of stub table.
4426 (Arm_output_section::fix_exidx_coverage): Change use of of
4427 Output_section::Simple_input_section to that of
4428 Output_section::Input_section.
4429 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4430 except for the first pass.
4431 * output.cc (Output_section::get_input_sections): Change type of
4432 input_sections to std::list<Input_section>.
4433 (Output_section::add_script_input_section): Rename from
4434 Output_section::add_simple_input_section. Change type of SIS
4435 parameter from Simple_input_section to Input_section.
4436 * output.h (Output_section::Simple_input_section): Remove class.
4437 (Output_section::Input_section): Change class visibility to public.
4438 (Output_section::Input_section::addralign): Use stored alignments
4439 for special input sections if set.
4440 (Output_section::Input_section::set_addralign): New method.
4441 (Output_section::get_input_sections): Change parameter type from
4442 list of Simple_input_section to list of Input_section.
4443 (Output_section::add_script_input_section): Rename from
4444 Output_section::add_simple_input_section. Change first parameter's
4445 type from Simple_input_section to Input_section and remove the
4446 second and third parameters.
4447 * script-sections.cc (Input_section::Input_section_list): Change
4448 type to list of Output_section::Input_section/
4449 (Input_section_info::Input_section_info): Change parameter type of
4450 INPUT_SECTION to Output_section::Input_section.
4451 (Input_section_info::input_section): Change return type.
4452 (Input_section_info::input_section_): Change type to
4453 Output_section::Input_section.
4454 (Output_section_element_input::set_section_addresses): Adjust code
4455 to use Output_section::Input_section instead of
4456 Output_section::Simple_input_section. Adjust code for renaming
4457 of Output_section::add_simple_input_section.
4458 (Orphan_output_section::set_section_addresses): Ditto.
4459
e1e82ea4
RW		 44602010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4461
4462 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4463 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4464
91e75c8a
RÁE		 44652010-05-18 Rafael Espindola <espindola@google.com>
4466
4467 * options.cc (General_options::finalize): Handle -nostdlib.
4468 * options.h (nostdlib): New option.
4469 * script.cc (script_add_search_dir): Handle -nostdlib.
4470
da59ad79
DK		 44712010-05-12 Doug Kwan <dougkwan@google.com>
4472
4473 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4474 attributes section only if there no attributes section after merging.
4475 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4476 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4477 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4478 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4479 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4480 and arm_attr_merge_7.stdout.
4481 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4482 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4483 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4484 arm_attr_merge_7b.o): New rules.
4485 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4486 arm_attr_merge_7
4487 * testsuite/Makefile.in: Regenerate.
4488 * testsuite/arm_attr_merge.sh: New file.
4489 * testsuite/arm_attr_merge_[67][ab].s: Same.
4490
3e01a7fd
NC		 44912010-05-05 Nick Clifton <nickc@redhat.com>
4492
4493 * po/es.po: Updated Spanish translation.
4494
7ad2014a
L		 44952010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4496
4497 * Makefile.am (install-exec-local): Properly install gold as
4498 default cross linker.
4499 * Makefile.in: Regenerated.
4500
4fda8867
NC		 45012010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4502 Nick Clifton <nickc@redhat.com>
4503
4504 * configure.ac (install_as_default): Define and set to false
4505 unless --enable-gold or --enable-gold=both/gold has been
4506 specified.
4507 * configure: Regenerate.
4508
4509 * Makefile.am (install-exec-local): Install the executable as
4510 'ld.gold'. If install_as_default is true then also install it as
4511 'ld'.
4512 * Makefile.in: Regenerated.
4513
bd288ea2
ILT		 45142010-04-24 Ian Lance Taylor <iant@google.com>
4515
4516 * layout.cc (Layout::layout_reloc): In relocatable link don't
4517 combine reloc sections for grouped sections.
4518
ef38fd8a
ST		 45192010-04-23 Sriraman Tallam <tmsriram@google.com>
4520
4521 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4522 sections that are not ordinary to icf.
4523 * icf.cc (get_section_contents): Handle relocation pointing to section
4524 with no object or shndx information.
4525 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4526 * testsuite/Makefile.in: Regenerate.
4527 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4528 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4529
f6973bdc
ILT		 45302010-04-22 Ian Lance Taylor <iant@google.com>
4531
4532 * expression.cc (Expression::Expression_eval_info): Add
4533 result_alignment_pointer field.
4534 (Expression::eval_with_dot): Add result_alignment_pointer
4535 parameter. Change all callers.
4536 (Expression::eval_maybe_dot): Likewise.
4537 (class Binary_expression): Add alignment_pointer parameter to
4538 left_value and right_value. Change all callers.
4539 (BINARY_EXPRESSION): Set result alignment.
4540 (class Trinary_expression): Add alignment_pointer parameter to
4541 arg2_value and arg3_value. Change all callers.
4542 (Trinary_cond::value): Set result alignment.
4543 (Max_expression::value, Min_expression::value): Likewise.
4544 (Align_expression::value): Likewise.
4545 * script-sections.cc (class Sections_element): Add dot_alignment
4546 parameter to set_section_addresses virtual function. Update
4547 instantiations.
4548 (class Output_section_element): Likewise.
4549 (Script_sections::create_segments): Add dot_alignment parameter.
4550 Change all callers.
4551 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4552 (Script_sections::set_phdrs_clause_addresses): Likewise.
4553 * script-sections.h: Update declarations.
4554 * script.h: Update declarations.
4555 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4556 min_p_align.
4557 * testsuite/script_test_3.t: Set large alignment.
4558 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4559 segment has expected alignment.
4560
9c9c98a5
NC		 45612010-04-22 Nick Clifton <nickc@redhat.com>
4562
4563 * po/gold.pot: Updated by the Translation project.
4564 * po/vi.po: Updated Vietnamese translation.
4565
2253bfba
L		 45662010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4567
4568 * testsuite/Makefile.am (check_PROGRAMS): Add
4569 icf_virtual_function_folding_test.
4570 * testsuite/Makefile.in: Regenerated.
4571
85fdf906
AH		 45722010-04-15 Andrew Haley <aph@redhat.com>
4573
4574 * options.h (merge_exidx_entries): New option.
4575 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4576 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4577 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4578 (Target_arm::merge_exidx_entries): New function.
4579 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4580 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4581 to Arm_exidx_fixup constructor.
4582 Add new arg, merge_exidx_entries.
4583 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4584 Arm_output_section::fix_exidx_coverage.
4585
ce97fa81
ST		 45862010-04-18 Sriraman Tallam <tmsriram@google.com>
4587
4588 * icf.cc (get_section_contents): Check for preemptible functions.
4589 Ignore addend when appropriate.
4590 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4591 section folded.
4592 (add_from_relobj): Check for section folded.
4593 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4594 * symtab.h (should_add_dynsym_entry): Add new parameter.
4595 * target-reloc.h (scan_relocs): Check for section folded.
4596 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4597 Check reloc types for function pointers in shared objects.
4598 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4599 case.
4600 (icf_preemptible_functions_test): New test case.
4601 (icf_string_merge_test): New test case.
4602 * testsuite.Makefile.in: Regenerate.
4603 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4604 bar_glob. Refactor code.
4605 * testsuite/icf_preemptible_functions_test.cc: New file.
4606 * testsuite/icf_preemptible_functions_test.sh: New file.
4607 * testsuite/icf_string_merge_test.cc: New file.
4608 * testsuite/icf_string_merge_test.sh: New file.
4609 * testsuite/icf_virtual_function_folding_test.cc: New file.
4610 * testsuite/icf_virtual_function_folding_test.sh: New file.
4611
04ceb17c
DK		 46122010-04-14 Doug Kwan <dougkwan@google.com>
4613
4614 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4615 for local symbol recounting if we remove a section due to ICF.
4616 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4617 there are no regular objects in input.
4618
153e7da4
DK		 46192010-04-13 Doug Kwan <dougkwan@google.com>
4620
4621 * arm.cc (Arm_input_section::set_final_data_size): Compute
4622 accurate final data size instead of using current data size.
4623
4dbd9faf
DK		 46242010-04-09 Doug Kwan <dougkwan@google.com>
4625
4626 * layout.cc (Layout::choose_output_section): Handle script section
4627 types.
4628 (Layout::make_output_section_for_script): Add section type parameter.
4629 Handle script section types.
4630 * layout.h (Layout::make_output_section_for_script): Add section
4631 type parameter.
4632 * output.cc (Output_section::Output_section): Initialize data member
4633 is_noload_.
4634 (Output_section::do_reset_address_and_file_offset): Do not set address
4635 to 0 if section is a NOLOAD section.
4636 * output.h (Output_section::is_noload): New method.
4637 (Output_section::set_is_noload): Ditto.
4638 (Output_section::is_noload_): New data member.
4639 * script-c.h (Script_section_type): New enum type.
4640 (struct Parser_output_section_header): Add new file section_type.
4641 * script-sections.cc (Sections_element::output_section_name): Add
4642 parameter for returning script section type.
4643 (Output_section_definition::output_section_name): Ditto.
4644 (Output_section_definition::section_type)P; New method.
4645 (Output_section_definiton::script_section_type_name): Ditto.
4646 (Output_section_definition::script_section_type_): New data member.
4647 (Output_section_definition::Output_section_definition): Initialize
4648 data member Output_section_definition::script_section_type_.
4649 (Output_section_definition::create_sections): Pass script section type
4650 to Layout::make_output_section_for_script.
4651 (Output_section_definition::output_section_name): Return script
4652 section type to caller.
4653 (Output_section_definition::set_section_address): Do not advance
4654 dot value and load address if section type is NOLOAD. Set address
4655 of NOLOAD sections regardless of section flags.
4656 (Output_section_definition::print): Print section type if it is
4657 not SCRIPT_SECTION_TYPE_NONE.
4658 (Output_section_definition::section_type): New method.
4659 (Output_section_definition::script_section_type_name): Ditto.
4660 (Script_sections::output_section_name): Add new parameter
4661 PSECTION_TYPE for returning script section type. Pass it to
4662 section elements. Handle discard sections.
4663 (Sort_output_sections::operator()): Handle NOLOAD sections.
4664 * script-sections.h (Script_sections::Section_type): New enum type.
4665 (Script_sections::output_section_name): Add a new parameter for
4666 returning script section type.
4667 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4668 INFO and NOLOAD.
4669 * yyscript.y (union): Add new field SECTION_TYPE.
4670 (COPY, DSECT, INFO, NOLOAD): New tokens.
4671 (opt_address_and_section_type): Change type to output_section_header.
4672 (section_type): New non-terminal
4673 (section_header): Handle section type.
2253bfba 4674 (opt_address_and_section_type): Return section type value.
4dbd9faf 4675
721ea635
L		 46762010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4677
4678 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4679 * testsuite/plugin_common_test_2.c (foo): Likewise.
4680
6bf924b0
DK		 46812010-04-08 Doug Kwan <dougkwan@google.com>
4682
4683 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4684 Output_merge_data.
4685 * output.cc (Output_section::add_merge_input_section): Simplify
4686 code and return status of Output_merge_base::add_input_section.
e1df38aa 4687 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4688 returns true.
4689
24af6f92
DK		 46902010-04-07 Doug Kwan <dougkwan@google.com>
4691
4692 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4693 if section is marked as containing instructions but has no mapping
4694 symbols.
4695 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4696 correct section index.
4697 (Arm_relobj::find_linked_text_section): Ditto.
4698
00698fc5
CC		 46992010-04-07 Cary Coutant <ccoutant@google.com>
4700
4701 * archive.cc (include_member): Destroy Read_symbols_data object before
4702 releasing file.
4703 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4704 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4705 (Read_symbols_data::~Read_symbols_data) New destructor.
4706 (Section_relocs::Section_relocs) New constructor.
4707 (Section_relocs::~Section_relocs) New destructor.
4708 (Read_relocs_data::Read_relocs_data) New constructor.
4709 (Read_relocs_data::~Read_relocs_data) New destructor.
4710 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4711 pointers to NULL after deleting.
4712
7296d933
DK		 47132010-04-07 Doug Kwan <dougkwan@google.com>
4714
4715 * arm.cc: Replace "endianity" with "endianness" in comments.
4716 (Arm_exidx_cantunwind): Ditto.
4717 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4718 (Arm_relobj::merge_flags_and_attributes): New method.
4719 (Arm_relobj::merge_flags_and_attributes_): New data member.
4720 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4721 (Arm_relobj::scan_sections_for_stubs): Ditto.
4722 (Arm_relobj::do_read_symbols): Check to see if we really want to
4723 merge processor-specific flags and attributes. Exit early if
4724 an object is empty except for section names and the undefined symbol.
4725 (Target_arm::do_finalize_sections): Move check for ELF format to
4726 Arm_relobj::do_read_symbols. Merge processor specific flags and
4727 attributes from a regular object only when we have determined that
4728 it is aapropriate. Do not create an .ARM.attributes section in
4729 output if there is no regular input object.
4730 (Target_arm::merge_processor_specific_flags): Check
4731 --warn-mismatch before printing any error.
4732 (Target_arm::merge_object_attributes): Ditto.
4733 * gold.cc (queue_middle_tasks): Handle the case in which there is
4734 no regular object in input.
4735 * options.cc (General_options::parse_EB): New method.
4736 (General_options::parse_EL): Same.
4737 (General_options::General_options): Initialize endianness_.
4738 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4739 New options.
4740 (General_options::Endianness): New enum.
4741 (General_options::endianness): New method.
4742 (General_options::endianness_): New data member.
4743 * parameters.cc (Parameters::set_options): Check target endianness.
4744 (Parameters::set_target_once): Ditto.
4745 (Parameters::check_target_endianness): New method.
4746 (parameters_force_valid_target): If either -EL or -EB is specified,
4747 use it to define endianness of default target.
4748 * parameters.h (Parameters::check_target_endianness): New method
4749 declaration.
4750 * target.h (class Target): Change "endianity" to "endianness"
4751 in comments.
4752
efc8d4f2
RW		 47532010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4754
4755 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4756 * configure: Regenerate.
4757 * Makefile.in: Regenerate.
4758 * testsuite/Makefile.in: Regenerate.
4759
be234d88
CC		 47602010-04-06 Cary Coutant <ccoutant@google.com>
4761
4762 gcc PR lto/42757
4763 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4764 prevailing definitions of common symbols.
4765 * testsuite/plugin_test_6.sh: New test case.
4766 * testsuite/plugin_common_test_1.c: New test case.
4767 * testsuite/plugin_common_test_2.c: New test case.
4768 * testsuite/Makefile.am (plugin_test_6): New test case.
4769 * testsuite/Makefile.in: Regenerate.
4770
bd32c6bd
NC		 47712010-04-06 Nick Clifton <nickc@redhat.com>
4772
4773 * po/vi.po: New Vietnamese translation.
4774
323c532f
DK		 47752010-03-30 Doug Kwan <dougkwan@google.com>
4776
4777 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4778
4fcd97eb
DK		 47792010-03-25 Doug Kwan <dougkwan@google.com>
4780
4781 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4782 to avoid a conversion warning on a 32-bit host.
4783
4ebf39db
ILT		 47842010-03-24 Ian Lance Taylor <iant@google.com>
4785
4786 * testsuite/script_test_3.t: Add a TLS segment.
4787 * testsuite/Makefile.am (check_PROGRAMS): Add
4788 tls_phdrs_script_test.
4789 (tls_phdrs_script_test_SOURCES): Define.
4790 (tls_phdrs_script_test_DEPENDENCIES): Define.
4791 (tls_phdrs_script_test_LDFLAGS): Define.
4792 (tls_phdrs_script_test_LDADD): Define.
4793 * testsuite/Makefile.in: Rebuild.
4794
4a599bdd
CC		 47952010-03-23 Cary Coutant <ccoutant@google.com>
4796
4797 * fileread.cc (find_or_make_view): Fix comment.
4798
6c93b22c
ILT		 47992010-03-23 Ian Lance Taylor <iant@google.com>
4800
4801 * script-sections.cc (class Orphan_section_placement): Define
4802 PLACE_TLS and PLACE_TLS_BSS.
4803 (Orphan_section_placement::Orphan_section_placement): Initialize
4804 new places.
4805 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4806 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4807 (tls_script_test_SOURCES): Define.
4808 (tls_script_test_DEPENDENCIES): Define.
4809 (tls_script_test_LDFLAGS): Define.
4810 (tls_script_test_LDADD): Define.
4811 * testsuite/Makefile.in: Rebuild.
4812
a2c7281b
DK		 48132010-03-22 Doug Kwan <dougkwan@google.com>
4814
4815 * arm.cc (Arm_relocate_functions::abs8,
4816 Arm_relocate_functions::abs16): Use correct check for overflow
4817 specified in the ARM ELF specs.
4818 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4819 target of a BLX instruction specially.
4820 (Reloc_stub::stub_type_for_reloc): Ditto.
4821 (Relocate::relocate): Use symbolic names instead of numeric relocation
4822 codes to report error.
4823 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4824 workaround.
4825 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4826 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4827 thumb2_blx_out_of_range.stdout
4828 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4829 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4830 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4831 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4832 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4833 thumb2_blx_in_range, thumb2_blx_in_range.o,
4834 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4835 thumb2_blx_out_of_range.o): New rules.
4836 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4837 thumb2_blx_in_range and thumb2_blx_out_of_range.
4838 * testsuite/Makefile.in: Regenerate.
4839 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4840 * testsuite/thumb_blx_in_range.s: New file.
4841 * testsuite/thumb_blx_out_of_range.s: New file.
4842
b0193076
RÁE		 48432010-03-22 Rafael Espindola <espindola@google.com>
4844
4845 * archive.cc (Should_include): Move to archive.h.
4846 (should_include_member): Make it a member of Archive.
4847 (Lib_group): New.
4848 (Add_lib_group_symbols): New.
4849 * archive.h: Include options.h.
4850 (Archive_member): Moved from Archive.
4851 (Should_include): Moved from archive.cc.
4852 (Lib_group): New.
4853 (Add_lib_group_symbols): New.
4854 * dynobj.cc (do_should_include_member): New.
4855 * dynobj.h (do_should_include_member): New.
4856 * gold.cc (queue_initial_tasks): Update call to queue.
4857 * main.cc (main): Print lib group stats.
4858 * object.cc (do_should_include_member): New.
4859 * object.h: Include archive.h.
4860 (Object::should_include_member): New.
4861 (Object::do_should_include_member): New.
4862 (Sized_relobj::do_should_include_member): New.
4863 * options.cc (General_options::parse_start_lib): New.
4864 (General_options::parse_end_lib): New.
4865 (Input_arguments::add_file): Handle lib groups.
4866 (Input_arguments::start_group): Check we are not in a lib.
4867 (Input_arguments::start_lib): New.
4868 (Input_arguments::end_lib): New.
4869 * options.h (General_options): Add start_lib and end_lib.
4870 (Input_argument::lib_): New.
4871 (Input_argument::lib): New.
4872 (Input_argument::is_lib): New.
4873 (Input_file_lib): New.
4874 (Input_arguments::in_lib_): New.
4875 (Input_arguments::in_lib): New.
4876 (Input_arguments::start_lib): New.
4877 (Input_arguments::end_lib_): New.
4878 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4879 in unused members as preempted.
4880 (Sized_pluginobj::do_should_include_member): New.
4881 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4882 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4883 return the blocker.
4884 (Read_symbols::do_whole_lib_group): New.
4885 (Read_symbols::do_lib_group): New.
4886 (Read_symbols::do_read_symbols): Handle lib groups.
4887 (Read_symbols::get_name): Handle lib groups.
4888 * readsyms.h (Read_symbols): Add an archive member pointer.
4889 (Read_symbols::do_whole_lib_group): New.
4890 (Read_symbols::do_lib_group): New.
4891 (Read_symbols::member_): New.
4892 * script.cc (read_input_script): Update call to queue_soon.
4893
d099120c
DK		 48942010-03-19 Doug Kwan <dougkwan@google.com>
4895
4896 * arm.cc (Stub_table::Stub_table): Initialize new data members
4897 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4898 (Stub_table::add_reloc_stub): Assign stub offset and update
4899 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4900 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4901 New data members.
4902 (Stub_table::update_data_size_and_addralign): Use
4903 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4904 instead of going over all reloc stubs.
4905 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4906 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4907 Stringpool_template::offset_ to size of Stringpool_char.
4908 (Stringpool_template::new_key_offset): Remove code to initialize
4909 Stringpool_template::offset_.
4910 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4911 Stringpool_template::offset_ to zero.
4912
1aa37384
DK		 49132010-03-15 Doug Kwan <dougkwan@google.com>
4914
4915 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4916 offset_.
4917 (Stringpool_template::new_key_offset): New method.
4918 (Stringpool_template::add_string): Assign offsets when adding new
4919 strings.
4920 (Stringpool_template::set_string_offsets): Do not set string offsets
4921 when not optimizing.
4922 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4923 member size_.
4924 (Chunked_vector::clear): Clear size_.
4925 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4926 (Chunked_vector::size): Return size_.
4927 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4928 (Chunked_vector::size_): New data member.
1aa37384
DK		 4929 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4930 (Stringpool_template::new_key_offset): New method declaration.
4931 (Stringpool_template::offset_): New data member.
4932
b672b057
RÁE		 49332010-03-15 Rafael Espindola <espindola@google.com>
4934
4935 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4936 Add_symbols' constructor.
4937 * readsyms.h (Add_symbols): Remove the input_group member.
4938
b6848d3c
ILT		 49392010-03-10 Ian Lance Taylor <iant@google.com>
4940
4941 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4942 target to ask whether a reference to a symbol requires a stack
4943 split.
4944 * target.h (Target::is_call_to_non_split): New function.
4945 (Target::do_is_call_to_non_split): Declare virtual function.
4946 * target.cc: Include "symtab.h".
4947 (Target::do_is_call_to_non_split): New function.
4948 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4949
a2a5469e
CC		 49502010-03-10 Cary Coutant <ccoutant@google.com>
4951
4952 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4953 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4954 (File_read::open[2]): Add whole_file_view_ to list of views.
4955 (File_read::make_view): Remove test of whole_file_view_.
4956 (File_read::find_or_make_view): Create whole_file_view_ if
4957 necessary.
4958 (File_read::clear_views): Replace bool parameter with enum;
4959 adjust all callers. Don't delete views with permanent data;
4960 do delete cached views and views from archives if
4961 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4962 if clearing the corresponding view.
4963 * fileread.h (File_read::Clear_views_mode): New enum.
4964 (File_read::View::is_permanent_view): New method.
4965 (File_read::clear_views): Replace bool parameter
4966 with enum; adjust all callers.
4967 * options.h (General_options): Change keep_files_mapped option;
4968 add map_whole_files.
4969 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4970 releasing the file.
4971 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4972 the file.
4973
8861f32b
DM		 49742010-03-10 David S. Miller <davem@davemloft.net>
4975
4976 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4977
d62d0f5f
ST		 49782010-03-09 Sriraman Tallam <tmsriram@google.com>
4979
4980 * icf.cc (get_section_contents): Add '@' marker after processing the
4981 merge reloc.
4982
9177756d
DK		 49832010-03-08 Doug Kwan <dougkwan@google.com>
4984
4985 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4986 due to a conversion warning.
4987 (Arm_relobj::update_output_local_symbol_count): Check for local
4988 symbol with unset output index.
4989
9e9e071b
ILT		 49902010-03-05 Ian Lance Taylor <iant@google.com>
4991
4992 * options.h (class General_options): Add --spare-dynamic-tags.
4993 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4994 --spare-dynamic-tags.
4995
a81ee015
ILT		 49962010-03-05 Ian Lance Taylor <iant@google.com>
4997
4998 * incremental.cc: Include "libiberty.h".
4999
44ec90b9
RO		 50002010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5001
5002 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5003 function, is_info_ member.
5004 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5005 (Versions::Versions): Update caller.
5006 (Versions::define_base_version): Likewise.
5007 (Versions::add_def): Likewise.
5008
0897ed3b
ST		 50092010-03-03 Sriraman Tallam <tmsriram@google.com>
5010
5011 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5012 (Scan::possible_function_pointer_reloc): New function.
5013 (Scan::local_reloc_may_be_function_pointer): Change to call
5014 possible_function_pointer_reloc.
5015 (Scan::global_reloc_may_be_function_pointer): Ditto.
5016 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5017 relocations in ".data.rel.ro._ZTV" section.
5018 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5019 * testsuite/icf_safe_so_test.cc: Ditto.
5020 * testsuite/icf_safe_test.cc: Ditto.
5021 * testsuite/icf_safe_test.sh: Ditto.
5022
d3bbad62
ILT		 50232010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5024 Ian Lance Taylor <iant@google.com>
5025
5026 * target-reloc.h (relocate_section): Check the symbol table index
5027 for -1U before setting the local symbol index.
5028 (scan_relocatable_relocs): If copying the relocation, record that
5029 the local symbol is required.
5030 * object.h (Symbol_value::is_output_symtab_index_set): New
5031 function.
5032 (Symbol_value::may_be_discarded_from_output_symtab): New
5033 function.
5034 (Symbol_value::has_output_symtab_entry): New function.
5035 (Symbol_value::needs_output_symtab_entry): Remove.
5036 (Symbol_value::output_symtab_index): Make sure the symbol index is
5037 set.
5038 (Symbol_value::set_output_symtab_index): Make sure the symbol
5039 index is not set. Make sure the new index is valid.
5040 (Symbol_value::set_must_have_output_symtab_entry): New function.
5041 (Symbol_value::has_output_dynsym_entry): New function.
5042 (Symbol_value::set_output_dynsym_index): Make sure the new index
5043 is valid.
5044 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5045 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5046 local symbol if permitted.
5047 (Sized_relobj::do_finalize_local_symbols): Call
5048 is_output_symtab_index_set rather than needs_output_symtab_entry.
5049 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5050 rather than needs_output_symtab_entry. Call
5051 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5052 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5053 is_output_symtab_index_set rather than needs_output_symtab_entry.
5054 * testsuite/discard_locals_relocatable_test.c: New file.
5055 * testsuite/discard_locals_test.sh: Test -r.
5056 * testsuite/Makefile.am (check_DATA): Add
5057 discard_locals_relocatable_test1.syms,
5058 discard_local_relocatable_test2.syms.
5059 (MOSTLYCLEANFILES): Likewise. Also add
5060 discard_locals_relocatable_test1.lout and
5061 discard_locals_relocatable_test2.out.
5062 (discard_locals_relocatable_test1.syms): New target.
5063 (discard_locals_relocatable_test.o): New target.
5064 (discard_locals_relocatable_test1.out): New target.
5065 (discard_locals_relocatable_test2.syms): New target.
5066 (discard_locals_relocatable_test2.out): New target.
5067 (various): Add missing ../ld-new dependencies.
5068 * testsuite/Makefile.in: Rebuild.
5069
7e8ccf26
NC		 50702010-03-03 Nick Clifton <nickc@redhat.com>
5071
5072 * po/fi.po: New Finnish translation.
5073
2a0ff005
DK		 50742010-03-01 Doug Kwan <dougkwan@google.com>
5075
5076 * layout.cc (Layout::Layout): Force section types of .init_array*,
5077 .preinit_array* and .fini_array* sections.
5078 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5079 Fix check of return value of std::string::find.().
5080 (Output_section::Input_section_sort_compare::operator()): Remove
5081 comment about .init_array.
5082 (Output_section::Input_section_sort_init_fini_compare::operator()):
5083 New method.
5084 (Output_section::sort_attached_input_sections): Handle .init_array
5085 and .fini_array specially.
5086 * output.h (Output_section::Inut_section_sort_compare): Update
5087 comment.
5088 (Output_section::Input_section_sort_init_fini_compare): New struct.
5089
c3e4ae29
DK		 50902010-02-26 Doug Kwan <dougkwan@google.com>
5091
5092 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5093 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5094 * testsuite/debug_msg.sh: Avoid matching source line number for
5095 use of global variable undef_int.
5096
2fd9ae7a
DK		 50972010-02-26 Doug Kwan <dougkwan@google.com>
5098
5099 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5100 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5101 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5102 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5103 * options.cc (General_options::General_options): Initialize member
5104 fix_v4bx_.
5105 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5106 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5107 and rm_no_fix_v4bx.stdout
5108 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5109 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5110 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5111 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5112 and arm_no_fix_v4bx.
5113 * Makefile.in: Regenerate.
5114 * testsuite/arm_fix_v4bx.s: New file.
5115 * testsuite/arm_fix_v4bx.sh: Ditto.
5116
67ec7d0b
DK		 51172010-02-24 Doug Kwan <dougkwan@google.com>
5118
5119 * arm.cc (Target_arm::got_section): Make the .got section the first
5120 non RELRO section in the data segment.
5121 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5122 suffixes of section names.
5123
10165461
DK		 51242010-02-24 Doug Kwan <dougkwan@google.com>
5125
5126 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5127 flags and attributes merging if an input file is a binary file.
5128 * fileread.cc (Input_file::open): Record format of original file.
5129 * fileread.h (Input_file::Format): New enum type.
5130 (Input_file::Input_file): Initialize data member format_.
5131 (Input_file::format): New method definition.
5132 (Input_file::format_):: New data member.
5133
4a54abbb
DK		 51342010-02-24 Doug Kwan <dougkwan@google.com>
5135
5136 * arm.cc (Arm_output_data_got): New class.
5137 (ARM_TCB_SIZE): New constant
5138 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5139 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5140 If user uses a script with a SECTIONS clause, issue only a warning
5141 for a misplaced EXIDX input section. Otherwise, issue an error.
5142 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5143 garbage collection.
5144 (Target_arm::got_mode_index_entry): Handle static linking.
5145 (Target_arm::Scan::local): Ditto.
5146 (Target_arm::Scan::global): Ditto.
5147 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5148 all incorrectly implemented relocations.
e1df38aa 5149 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5150 Arm_output_section::fix_exidx_coverage.
5151 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5152 from ".ARM.exidx." and ".ARM.extab.".
5153
ca419a6f
ILT		 51542010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5155
5156 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5157 section if it does not already exist.
5158 * attributes.cc (Attributes_section_data::Attributes_section_data):
5159 Don't crash if size is zero.
5160
135b9c78
ILT		 51612010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5162 Ian Lance Taylor <iant@google.com>
5163
5164 * gold.cc (queue_middle_tasks): If no input files were opened,
5165 exit.
5166 * workqueue.h (Task_function::Task_function): Assert that there is
5167 a blocker.
5168
bb0bfe4f
DK		 51692010-02-22 Doug Kwan <dougkwan@google.com>
5170
5171 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5172 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5173 types to avoid warnings due to different uint64_t implementations
5174 on different hosts.
5175
2a2b6d42
DK		 51762010-02-21 Doug Kwan <dougkwan@google.com>
5177
5178 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5179 handling of the maximum backward branch offset.
5180 (Arm_relocate_functions::thumb_branch_common): Ditto.
5181 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5182 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5183 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5184 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5185 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5186 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5187 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5188 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5189 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5190 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5191 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5192 thumb2_bl_out_of_range.o): New rules.
5193 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5194 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5195 thumb2_bl_out_of_range
5196 * testsuite/Makefile.in: Regenerate.
5197 * testsuite/arm_bl_in_range.s: New file.
5198 * testsuite/arm_bl_out_of_range.s: Ditto.
5199 * testsuite/arm_branch_in_range.sh: Ditto.
5200 * testsuite/arm_branch_range.t: Ditto.
5201 * testsuite/thumb2_branch_range.t: Ditto.
5202 * testsuite/thumb_bl_in_range.s: Ditto.
5203 * testsuite/thumb_bl_out_of_range.s: Ditto.
5204 * testsuite/thumb_branch_range.t: Ditto.
5205
b487ad64
ST		 52062010-02-20 Sriraman Tallam <tmsriram@google.com>
5207
5208 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5209 Add reloc offset information.
5210 * icf.cc (get_section_contents): Change iterators to point to the new
5211 vectors. Add reloc offset information to the contents.
5212 * icf.h (Icf::Sections_reachable_info): New typedef.
5213 (Icf::Sections_reachable_list): New typedef.
5214 (Icf::Offset_info): New typedef.
5215 (Icf::Reloc_info): New struct typedef.
5216 (Icf::Reloc_info_list): New typedef.
5217 (Icf::symbol_reloc_list): Delete method.
5218 (Icf::addend_reloc_list): Delete method.
5219 (Icf::section_reloc_list): Delete method.
5220 (Icf::reloc_info_list): New method.
5221 (Icf::reloc_info_list_): New member.
5222
f96accdf
DK		 52232010-02-19 Doug Kwan <dougkwan@google.com>
5224
5225 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5226 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5227 * arm.cc (Arm_relocation_functions): New forward declaration.
5228 (Target_arm::Target_arm): Initialize new data members
5229 got_mod_index_offset_ and tls_base_symbol_defined_.
5230 (Target_arm::Relocate::relocate_tls): New method.
5231 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5232 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5233 New methods.
5234 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5235 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5236 (Target_arm::got_mod_index_offset_,
5237 Target_arm::tls_base_symbol_defined_): New data members.
5238 (Target_arm::Scan::local, Target::Scan::global,
5239 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5240 relocations.
5241
c8761b9a
DK		 52422010-02-18 Doug Kwan <dougkwan@google.com>
5243
5244 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5245 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5246 text section as a parameter becuase some broken tools may not set
5247 the link in section header.
5248 (Target_arm::has_got_section): New method.
5249 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5250 without any mapping symbol as data only. Remove warning.
5251 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5252 link in its section header, try to discover the link by inspecting the
5253 REL31 relocation at the beginning of the section.
5254 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5255 in error message.
5256 (Target_arm::Scan::global): Treat any reference to the symbol
5257 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5258
21bb3914
ST		 52592010-02-12 Sriraman Tallam <tmsriram@google.com>
5260
5261 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5262 (Scan::global_reloc_may_be_function_pointer): New function.
5263 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5264 (Scan::global_reloc_may_be_function_pointer): New function.
5265 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5266 (Scan::global_reloc_may_be_function_pointer): New function.
5267 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5268 (Scan::global_reloc_may_be_function_pointer): New function.
5269 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5270 (Scan::global_reloc_may_be_function_pointer): New function.
5271 (Scan::possible_function_pointer_reloc): New function.
5272 (Target_x86_64::can_check_for_function_pointers): New function.
5273 * gc.h (gc_process_relocs): Scan relocation types to determine if
5274 function pointers were taken for targets that support it.
5275 * icf.cc (Icf::find_identical_sections): Include functions for
5276 folding in safe ICF whose pointer is not taken.
5277 * icf.h (Secn_fptr_taken_set): New typedef.
5278 (fptr_section_id_): New member.
5279 (section_has_function_pointers): New function.
5280 (set_section_has_function_pointers): New function.
5281 (check_section_for_function_pointers): New function.
5282 * options.h: Fix comment for safe ICF option.
5283 * target.h (can_check_for_function_pointers): New function.
5284 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5285 Modify icf_safe_test for X86-64.
5286 * testsuite/Makefile.in: Regenerate.
5287 * testsuite/icf_safe_so_test.cc: New file.
5288 * testsuite/icf_safe_so_test.sh: New file.
5289 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5290 (main): Change to take pointer to function kept_func_3.
5291 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5292 folding is done correctly for X86-64.
5293
0da6fa6c
DM		 52942010-02-12 David S. Miller <davem@davemloft.net>
5295
5296 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5297 is_symbolless parameter.
5298 (Output_reloc<SHT_REL>::is_symbolless): New.
5299 (Output_reloc<SHT_REL>::is_symbolless_): New.
5300 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5301 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5302 (Output_reloc<SHT_RELA>::is_symbolless): New.
5303 (Output_data_reloc::add_global): Handle is_symbolless.
5304 (Output_data_reloc::add_global_relative): Likewise.
5305 (Output_data_reloc::add_local): Likewise.
5306 (Output_data_reloc::add_local_relative): Likewise.
5307 (Output_data_reloc::add_symbolless_global_addend): New.
5308 (Output_data_reloc::add_symbolless_local_addend): New.
5309 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5310 is_symbolless.
5311 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5312 instead of ->is_relative_
5313 (Output_reloc::write): Likewise.
5314 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5315 (Output_reloc::write_rel): Simplify.
5316
5317 * sparc.cc (Target_sparc::Scan::local): Use
5318 ->add_symbolless_local_addend as needed.
5319 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5320 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5321 based upon relocation offset.
5322
e4782e83
DK		 53232010-02-11 Doug Kwan <dougkwan@google.com>
5324
5325 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5326 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5327 beginning of function.
5328 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5329 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5330 parameter is_32bit in calls to should_apply_static_reloc.
5331 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5332 (check_DATA): Add arm_abs_global.stdout.
5333 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5334 arm_abs_global.stdout): New rules.
5335 (MOSTLLYCLEANFILES): Add arm_abs_global
5336 * Makefile.in: Regenerate.
5337 * testsuite/arm_abs_global.s: New file.
5338 * testsuite/arm_abs_global.sh: Ditto.
5339 * testsuite/arm_abs_lib.s: Ditto.
5340
93ceb764
ILT		 53412010-02-11 Ian Lance Taylor <iant@google.com>
5342
5343 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5344 Read_relocs task.
5345 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5346 Allocate_commons_task first.
5347 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5348 task, rather than symtab_lock_.
5349 (Gc_process_relocs::~Gc_process_relocs): New function.
5350 (Gc_process_relocs::is_runnable): Check this_blocker_.
5351 (Gc_process_relocs::locks): Use next_blocker_ rather than
5352 blocker_.
5353 (Scan_relocs::~Scan_relocs): New function.
5354 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5355 symtab_lock_.
5356 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5357 next_blocker_.
5358 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5359 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5360 constructor accordingly.
5361 (class Gc_process_relocs): Likewise.
5362 (class Scan_relocs): Likewise.
5363 * common.h (class Allocate_commons_task): Remove symtab_lock_
5364 field, and corresponding constructor parameter.
5365 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5366 symtab_lock_.
5367 (Allocate_commons_task::locks): Likewise.
5368
114dfbe1
ILT		 53692010-02-11 Ian Lance Taylor <iant@google.com>
5370
5371 * gold-threads.h (class Once): Define.
5372 (class Initialize_lock): Rewrite as child of Once.
5373 * gold-threads.cc (class Once_initialize): Define.
5374 (once_pointer_control): New static variable.
5375 (once_pointer, once_arg): New static variables.
5376 (c_run_once): New static function.
5377 (Once::Once, Once::run_once, Once::internal_run): New functions.
5378 (class Initialize_lock_once): Remove.
5379 (initialize_lock_control): Remove.
5380 (initialize_lock_pointer): Remove.
5381 (initialize_lock_once): Remove.
5382 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5383 (Initialize_lock::initialize): Rewrite.
5384 (Initialize_lock::do_run_once): New function.
5385 * archive.cc (Archive::interpret_header): Only clear name if it is
5386 not already empty.
5387 * fileread.cc: Include "gold-threads.h"
5388 (file_counts_lock): New static variable.
5389 (file_counts_initialize_lock): Likewise.
5390 (File_read::release): Only increment counts when using --stats.
5391 Use a lock around the increment.
5392 * parameters.cc (class Set_parameters_target_once): Define.
5393 (set_parameters_target_once): New static variable.
5394 (Parameters::Parameters): Move here from parameters.h.
5395 (Parameters::set_target): Rewrite.
5396 (Parameters::set_target_once): New function.
5397 (Parameters::clear_target): Move here and rewrite.
5398 * parameters.h (class Parameters): Update declarations. Add
5399 set_parameters_target_once_ field.
5400 (Parameters::Parameters): Move to parameters.cc.
5401 (Parameters::clear_target): Likewise.
5402 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5403 task.
5404 (Start_group::~Start_group): New function.
5405 (Start_group::is_runnable): New function.
5406 (Start_group::locks, Start_group::run): New functions.
5407 (Finish_group::run): Change saw_undefined to size_t.
5408 * readsyms.h (class Start_group): Define.
5409 (class Finish_group): Change saw_undefined_ field to size_t.
5410 (Finish_group::Finish_group): Remove saw_undefined and
5411 this_blocker parameters. Change all callers.
5412 (Finish_group::set_saw_undefined): New function.
5413 (Finish_group::set_blocker): New function.
5414 * symtab.h (class Symbol_table): Change saw_undefined to return
5415 size_t. Change saw_undefined_ field to size_t.
5416 * target-select.cc (Set_target_once::do_run_once): New function.
5417 (Target_selector::Target_selector): Initialize set_target_once_
5418 field. Don't initialize lock_ and initialize_lock_ fields.
5419 (Target_selector::instantiate_target): Rewrite.
5420 (Target_selector::set_target): New function.
5421 * target-select.h (class Set_target_once): Define.
5422 (class Target_selector): Update declarations. Make
5423 Set_target_once a friend. Remove lock_ and initialize_lock_
5424 fields. Add set_target_once_ field.
5425
fa17a3f4
ILT		 54262010-02-10 Ian Lance Taylor <iant@google.com>
5427
5428 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5429 queueing any tasks.
5430 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5431 (queue_middle_tasks): Add all blockers before queueing any tasks.
5432 (queue_final_tasks): Likewise.
5433 * token.h (Task_token::add_blockers): New function.
5434 * object.h (Input_objects::number_of_relobjs): New function.
5435
c7177d31
ILT		 54362010-02-10 Ian Lance Taylor <iant@google.com>
5437
5de0e392
ILT		 5438 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5439 shared, not if not position independent.
5440 * x86_64.cc (Relocate::relocate_tls): Likewise.
5441 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5442 (tls_pie_pic_test): New target.
5443 * testsuite/Makefile.in: Rebuild.
5444
c7177d31
ILT		 5445 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5446 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5447 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5448 * testsuite/Makefile.in: Rebuild.
5449
684b268a
DM		 54502010-02-09 David S. Miller <davem@davemloft.net>
5451
5452 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5453 R_SPARC_RELATIVE using ->add_local_relative().
5454 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5455
612a8d3d
DM		 5456 * output.h (Output_data_dynamic::add_section_size): New method
5457 that takes two Output_data objects.
5458 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5459 entry param. Handle it in initializers.
5460 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5461 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5462 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5463 arg.
5464 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5465 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5466 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5467 for dynrel_includes_plt.
5468 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5469 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5470 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5471 before .rela.plt
5472 (Target_sparc::do_finalize_sections): Update to pass true for
5473 dynrel_includes_plt.
5474 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5475 output before .rela.plt
5476 (Target_powerpc::do_finalize_sections): Update to pass true for
5477 dynrel_includes_plt when 32-bit.
5478
cb1be87e
DK		 54792010-02-08 Doug Kwan <dougkwan@google.com>
5480
5481 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5482 method.
5483 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5484 Arm_relobj::scan_section_for_cortex_a8_stubs,
5485 Arm_relobj::do_relocation_section): Instead of calling
5486 Output_section::output_address, use faster
5487 Arm_relobj::simple_input_section_output_address.
5488
705b5121
DM		 54892010-02-08 David S. Miller <davem@davemloft.net>
5490
5491 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5492 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5493 relocation helper function.
5494
024c4466
DM		 5495 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5496 just like R_SPARC_GOT{10,13,22}.
5497 (Target_sparc::Scan::local): Likewise.
5498 (Target_sparc::Relocate:relocate): Likewise.
5499
9109c078
ILT		 55002010-02-06 Ian Lance Taylor <iant@google.com>
5501
5502 * configure.ac: Rewrite targetobjs duplicate removal code to use
5503 only shell constructs.
5504 * configure: Rebuild.
5505
cf846138
DK		 55062010-02-05 Doug Kwan <dougkwan@google.com>
5507
5508 PR 11247
5509 * arm.cc (Arm_relobj::section_is_scannable): New method.
5510 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5511 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5512
6cfaf60b
DK		 55132010-02-04 Doug Kwan <dougkwan@google.com>
5514
5515 PR 11247
5516 * arm-reloc-property.cc (cstdio): Include.
5517 * configure.ac (targetobjs): Remove duplicates.
5518 * configure: Regenerate.
5519 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5520 big and little endian version for a given address size.
5521
5c57f1be
DK		 55222010-02-03 Doug Kwan <dougkwan@google.com>
5523
5524 * arm-reloc-property.cc
5525 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5526 definition.
5527 * arm-reloc-property.h
5528 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5529 New method definition.
5530 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5531 declaration.
5532 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5533 overflow to N.
5534 (GOT_PREL): Change implemented to Y.
5535 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5536 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5537 (Arm_relocate_functions::movw_abs_nc): Remove method.
5538 (Arm_relocate_functions::movt_abs): Ditto.
5539 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5540 (Arm_relocate_functions::thm_movt_abs): Ditto.
5541 (Arm_relocate_functions::movw_rel_nc): Ditto.
5542 (Arm_relocate_functions::movw_rel): Ditto.
5543 (Arm_relocate_functions::movt_rel): Ditto.
5544 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5545 (Arm_relocate_functions:thm_movw_rel): Ditto.
5546 (Arm_relocate_functions:thm_movt_rel): Ditto.
5547 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5548 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5549 New method definitions.
5550 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5551 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5552 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5553 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5554 (Target_arm::Relocate::relocate): Check for non-static or
5555 unimplemented relocation code and exit early. Change calls to
5556 Target_arm::reloc_uses_thumb_bit and
5557 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5558 instead. Refactor code to handle similar relocations to increase
5559 code sharing. Remove check for unsupported relocation code in switch
5560 statement.
5561 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5562 relocation property table to find out size. Change error message to
5563 print out the name of a relocation code instead of the numeric value.
5564 (Target_arm::scan_reloc_for_stub): Use relocation property table
5565 instead of calling Target_arm::reloc_uses_thumb_bit().
5566
218c5831
DK		 55672010-02-02 Doug Kwan <dougkwan@google.com>
5568
5569 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5570 types of relaxed input section.
5571
0d31c79d
DK		 55722010-02-02 Doug Kwan <dougkwan@google.com>
5573
5574 * Makefile.am (HFILES): Add arm-reloc-property.h.
5575 (DEFFILES): New.
5576 (TARGETSOURCES): Add arm-reloc-property.cc
5577 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5578 (libgold_a_SOURCES): $(DEFFILES)
5579 * Makefile.in: Regenerate.
5580 * arm-reloc-property.cc: New file.
5581 * arm-reloc-property.h: New file.
5582 * arm-reloc.def: New file.
5583 * arm.cc: Update comments.
5584 (arm-reloc-property.h): New included header.
5585 (arm_reloc_property_table): New global variable.
5586 (Target_arm::do_select_as_default_target): New method definition.
5587 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5588 arm-reloc-property to targ_extra_obj.
5589 * parameters.cc (set_parameters_target): Call
5590 Target::select_as_default_target().
5591 * target.h (Target::select_as_default_target): New method definition.
5592 (Target::do_select_as_default_target): Same.
5593
546c7457
DK		 55942010-02-01 Doug Kwan <dougkwan@google.com>
5595
5596 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5597 first_output_text_section_.
5598 (Arm_exidx_fixup::first_output_text_section): New method definition.
5599 (Arm_exidx_fixup::first_output_text_section_): New data member.
5600 (Arm_exidx_fixup::process_exidx_section): Record the first text
5601 output section seen.
5602 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5603 and entsize in output section header.
5604
11b861d5
DK		 56052010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5606
5607 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5608 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5609 (Arm_relocate_functions::thm_alu11): New Method.
5610 (Arm_relocate_functions::thm_pc8): New Method.
5611 (Arm_relocate_functions::thm_pc12): New Method.
5612 (Target_arm::Scan::local): Handle the relocations.
5613 (Target_arm::Scan::global): Likewise.
5614 (Target_arm::Relocate::relocate): Likewise.
5615 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5616
c9a2c125
DK		 56172010-01-29 Doug Kwan <dougkwan@google.com>
5618
5619 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5620 of relocation types as ld.
5621
1521477a
DK		 56222010-01-29 Doug Kwan <dougkwan@google.com>
5623
5624 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5625 to public.
5626 (Arm_relocate_functions::thumb_branch_common): Ditto.
5627 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5628 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5629 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5630 Arm_relocate_functions::jump24): Remove.
5631 (Target_arm::Relocate::relocate): Adjust code to call
5632 Arm_relocation_functions::arm_branch_common and
5633 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5634 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5635
e7eca48c
DK		 56362010-01-29 Doug Kwan <dougkwan@google.com>
5637
5638 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5639 output_local_symbol_count_needs_update_.
5640 (Arm_relobj::output_local_symbol_count_needs_update,
5641 Arm_relobj::set_output_local_symbol_count_needs_update,
5642 Arm_relobj::update_output_local_symbol_count): New methods.
5643 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5644 member.
5645 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5646 of pointed function as in a R_ARM_PREL31 relocation.
5647 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5648 for output local symbol count updating.
5649 (Target_arm::do_relax): Update output local symbol counts in objects
5650 if necessary.
5651 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5652
02961d7e
ILT		 56532010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5654
5655 * arm.cc: Added support for the ARM relocations:
5656 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5657 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5658 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5659 movw_prel_nc).
5660 (Arm_relocate_functions::movw_rel): New method.
5661 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5662 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5663 thm_movw_prel_nc).
5664 (Arm_relocate_functions::thm_movw_rel): New method.
5665 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5666 thm_movt_prel).
5667 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5668 relocations.
5669 (Target_arm::Scan::global): Likewise.
5670 (Target_arm::Relocate::relocate): Likewise.
5671 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5672 Likewise.
5673
b10d2873
ILT		 56742010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5675
5676 * arm.cc: Added support for ARM group relocations.
5677 (Target_arm::reloc_needs_sym_origin): New method.
5678 (Arm_relocate_functions::calc_grp_kn): New method.
5679 (Arm_relocate_functions::calc_grp_residual): New method.
5680 (Arm_relocate_functions::calc_grp_gn): New method.
5681 (Arm_relocate_functions::arm_grp_alu): New Method.
5682 (Arm_relocate_functions::arm_grp_ldr): New Method.
5683 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5684 (Arm_relocate_functions::arm_grp_ldc): New Method.
5685 (Target_arm::Scan::local): Handle the ARM group relocations.
5686 (Target_arm::Scan::global): Likewise.
5687 (Target_arm::Relocate::relocate): Likewise.
5688 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5689 Likewise.
5690
2b328d4e
DK		 56912010-01-26 Doug Kwan <dougkwan@google.com>
5692
5693 * arm.cc (set): Include.
5694 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5695 pointer type.
5696 (Arm_output_section::Text_section_list): New type.
5697 (Arm_output_section::append_text_sections_to_list): New method.
5698 (Arm_output_section::fix_exidx_coverage): Ditto.
5699 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5700 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5701 Relobj::set_section_offset() instead of
5702 Sized_relobj::invalidate_section_offset().
5703 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5704 parameter for section headers. Ignore relocation sections for
5705 unallocated sections and EXIDX sections.
5706 (Target_arm::fix_exidx_coverage): New method.
5707 (Target_arm::output_section_address_less_than): New type.
5708 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5709 linked text section instead of the EXIDX section.
5710 (Arm_output_section::create_stub_group): Add an assertion to check
5711 that this is not an EXIDX output section.
5712 (Arm_output_section::append_text_sections_to_list): New method.
5713 (Arm_output_section::fix_exidx_coverage): Ditto.
5714 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5715 Arm_relobj::section_needs_reloc_stub_scanning.
5716 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5717 first pass.
5718 (Target_arm::fix_exidx_coverage): New method.
5719 * object.h (Relobj::set_output_section): New method.
5720 (Sized_relobj::invalidate_section_offset): Remove method.
5721 (Sized_relobj::do_invalidate_section_offset): Remove method.
5722 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5723
c7f3c371
DK		 57242010-01-25 Doug Kwan <dougkwan@google.com>
5725
5726 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5727 Fix warning due to signed and unsigned comparison on a 32-bit host.
5728
8923b24c
DK		 57292010-01-22 Doug Kwan <dougkwan@google.com>
5730
5731 * arm.cc (Target_arm::do_relax): Record an output section for section
5732 offset adjustment it contains any stub table that has changed.
5733 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5734 offsets in an output section if necessary.
5735 * output.cc (Output_section::Output_section): Initialize
5736 section_offsets_need_adjustments_.
5737 (Output_section::add_input_section_for_script): Renamed to
5738 Output_section::add_simple_input_section.
5739 (Output_section::save_states): Add a comment.
5740 (Output_section::discard_states): New method defintion.
5741 (Output_section::adjust_section_offsets): Same.
5742 * output.h (Output_section::add_input_section_for_script): Renamed to
5743 Output_section::add_simple_input_section.
5744 (Output_section::discard_states): New method declaration.
5745 (Output_section::adjust_section_offsets): Same.
5746 (Output_section::section_offsets_need_adjustment,
5747 Output_section::set_section_offsets_need_adjustment): New method
5748 definitions.
5749 (Output_section::section_offsets_need_adjustment_): New data member.
5750 * script-sections.cc
5751 (Output_section_element_input::set_section_address): Adjust code for
5752 renaming of Output_section::add_input_section_for_script.
5753 (Orphan_output_section::set_section_address): Same.
5754
9b2fd367
DK		 57552010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5756
5757 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5758 Fix_v4bx enum values .
5759 * gold/options.h (General_options): New option definitions.
5760 (General_options::fix_v4bx): New method.
5761 (General_options::Fix_v4bx): New enum.
5762 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5763 (General_options::parse_fix_v4bx_interworking): New method.
5764
80d0d023
DK		 57652010-01-22 Doug Kwan <dougkwan@google.com>
5766
5767 * arm.cc (Arm_exidx_fixup): New class.
5768
af2cdeae
DK		 57692010-01-21 Doug Kwan <dougkwan@google.com>
5770
5771 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5772 classes.
5773 (Arm_exidx_section_offset_map): New type.
5774
993d07c1
DK		 57752010-01-21 Doug Kwan <dougkwan@google.com>
5776
5777 * arm.cc (Arm_exidx_input_section): New class.
5778 (Arm_relobj::exidx_input_section_by_link,
5779 Arm_relobj::exidx_input_section_by_shndx,
5780 Arm_relobj::make_exidx_input_section): New methods.
5781 (read_arm_attributes_section): Remove.
5782 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5783 information about them.
5784 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5785 to here.
5786
5ac169d4
DK		 57872010-01-20 Doug Kwan <dougkwan@google.com>
5788
5789 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5790 Input_section_specifier to Section_id.
5791 (Target_arm::new_arm_input_section: Adjust code for change of key
5792 type.
5793 (Target_arm::find_arm_input_section): Ditto.
5794 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5795 (Section_id): Remove.
5796 (Garbage_collection::Section_id_hash): Remove.
5797 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5798 (Section_id): Remove.
5799 (Icf::Section_id_hash): Remove.
5800 * object.h (Section_id, Const_section_id, Section_id_hash,
5801 Const_section_id_hash): New type definitions.
5802 * output.cc (Output_section::add_relaxed_input_section): Change to
5803 use Const_section_id instead of Input_section_specifier as key type.
5804 (Output_section::add_merge_input_section): Ditto.
5805 (Output_section::build_relaxation_map): Change to use Section_id
5806 instead of Input_section_specifier as key type.
5807 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5808 Ditto.
5809 (Output_section::convert_input_sections_to_relaxed_sections): Change
5810 to use Const_section_id instead of Input_section_specifier as key type.
5811 (Output_section::find_merge_section): Ditto.
5812 (Output_section::find_relaxed_input_section): Ditto.
5813 * output.h (Input_section_specifier): Remove class.
5814 (Output_section::Output_section_data_by_input_section_map): Change
5815 key type to Const_section_id.
5816 (Output_section::Output_relaxed_input_section_by_input_section_map):
5817 Ditto.
5818 (Output_section::Relaxation_map): Change key type to Section_id.
5819
a2162063
ILT		 58202010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5821
5822 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5823 (class Arm_v4bx_stub): New class.
5824 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5825 (Stub_factory::make_arm_v4bx_stub): New method.
5826 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5827 (Stub_table::empty): Handle v4bx stubs.
5828 (Stub_table::add_arm_v4bx_stub): New method.
5829 (Stub_table::find_arm_v4bx_stub): New method.
5830 (Arm_relocate_functions::v4bx): New method.
5831 (Target_arm::fix_v4bx): New method.
5832 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5833 (Stub_table::relocate_stubs): Likewise.
5834 (Stub_table::do_write): Likewise.
5835 (Stub_table::update_data_size_and_addralign): Likewise.
5836 (Stub_table::finalize_stubs): Likewise.
5837 (Target_arm::Scan::local): Likewise.
5838 (Target_arm::Scan::global): Likewise.
5839 (Target_arm::do_finalize_sections): Likewise.
5840 (Target_arm::Relocate::relocate): Likewise.
5841 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5842 Likewise.
5843 (Target_arm::scan_reloc_for_stub): Likewise.
5844 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5845
5696ab0b
ILT		 58462010-01-19 Ian Lance Taylor <iant@google.com>
5847
5848 * output.cc (Output_section_headers::do_sized_write): Write large
5849 segment count to sh_info field.
5850 (Output_file_header::do_sized_write): For large segment count,
5851 write PN_XNUM to e_phnum field.
5852
800d0f56
ILT		 58532010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5854
5855 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5856 (Arm_relocate_functions::thm_jump8): New function.
5857 (Arm_relocate_functions::thm_jump11): New function.
5858 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5859 R_ARM_THM_JUMP11.
5860 (Target_arm::Scan::global): Likewise.
5861 (Target_arm::Relocate::relocate): Likewise.
5862 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5863 Likewise.
5864
41263c05
DK		 58652010-01-14 Doug Kwan <dougkwan@google.com>
5866
5867 * arm.cc (map, utility): Include headers.
5868 (Target_arm::apply_cortex_a8_workaround): New method.
5869 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5870 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5871 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5872 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5873 the --[no-]fix-cortex-a8 command line options.
5874 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5875 (Target_arm::relocate_stub): Use addend in instruction template.
5876 * options.h (DEFINE_bool): Set the user-set flag.
5877 (General_options): Add --[no-]-fix-cortex options.
5878 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5879 : Update fast look-up map after conversion.
41263c05 5880
459e9b03
ST		 58812010-01-14 Sriraman Tallam <tmsriram@google.com>
5882
5883 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5884 in the first pass of do_layout.
5885
b521dfe4
DK		 58862010-01-13 Doug Kwan <dougkwan@google.com>
5887
5888 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5889 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5890 apparent compiler problem of not folding static constant integral
5891 data members of elfcpp::Elf_sizes<32>.
5892
44272192
DK		 58932010-01-13 Doug Kwan <dougkwan@google.com>
5894
5895 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5896 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5897 Arm_relobj::scan_section_for_cortex_a8_erratum,
5898 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5899 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5900 sections to scan for relocation stubs into a new method
5901 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5902 relocation and Cortex-A8 stub scanning.
5903 (Target_arm::do_relax): Force stubs to be after stubbed sections
5904 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5905 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5906 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5907
44b71ece
ILT		 59082010-01-12 Ian Lance Taylor <iant@google.com>
5909
5910 * target-reloc.h (visibility_error): New inline function.
5911 (relocate_section): Call visibility_error.
5912 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5913 (MOSTLYCLEANFILES): Likewise.
5914 (protected_4_pic.o, protected_3.err): New targets.
5915 * testsuite/protected_4.cc: New file.
5916
a120bc7f
DK		 59172010-01-12 Doug Kwan <dougkwan@google.com>
5918
5919 * arm.cc (Cortex_a8_reloc): New class.
5920 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5921 and cortex_a8_relocs_info_.
5922 (Target_arm::fix_cortex_a8): New method definition.
5923 (Target_arm::Cortex_a8_relocs_info): New type.
5924 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5925 New data member declarations.
5926 (Target_arm::scan_reloc_for_stub): Record information about
5927 relocations for THUMB branches that might be exempted from the
5928 Cortex-A8 workaround.
5929 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5930 at the beginning of a relaxation pass.
5931
20138696
DK		 59322010-01-12 Doug Kwan <dougkwan@google.com>
5933
5934 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5935 (Arm_relobj::Mapping_symbol_position,
5936 Arm_reloj::Mapping_symbol_position_less,
5937 Arm_relobj::Mapping_symbols_info): New types.
5938 (Target_arm::is_mapping_symbol_name): New method definition.
5939 (Arm_relobj::do_count_local_symbols): Save information about mapping
5940 symbols.
5941
089d69dc
DK		 59422010-01-11 Doug Kwan <dougkwan@google.com>
5943
5944 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5945 Arm_relocate_functions::thumb32_branch_upper,
5946 Arm_relocate_functions::thumb32_branch_lower,
5947 Arm_relocate_functions::thumb32_cond_branch_offset,
5948 Arm_relocate_functions::thumb32_cond_branch_upper,
5949 Arm_relocate_functions::thumb32_cond_branch_lower,
5950 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5951 branch offset encoding.
5952 (Arm_relocate_functions::thumb_branch_common): Use new branch
5953 offset encoding methods to avoid code duplication.
5954 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5955 (Stub_addend_reader::operator()): Use new branch encoding method
5956 to avoid code duplication.
5957
99e5bff2
DK		 59582010-01-11 Doug Kwan <dougkwan@google.com>
5959
5960 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5961 (Target_arm::do_finalize_sections): Define special EXIDX section
5962 symbols only if referenced.
5963 * gc.h (Garbage_collection::add_reference): New method.
5964 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5965 code duplication.
5966
98e090bd
ILT		 59672010-01-11 Ian Lance Taylor <iant@google.com>
5968
d0a91bd8
ILT		 5969 * script.cc (Version_script_info::build_expression_list_lookup):
5970 Change complaing about duplicate wildcard match from error to
5971 warning.
5972
98e090bd
ILT		 5973 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5974 of 2009-12-30.
5975 (Version_script_info::Version_script_info): Initialize globs_,
5976 default_version_, default_is_global_, and exact_. Don't
5977 initialize globals_ or locals_.
5978 (Version_script_info::build_lookup_tables): Build local symbols
5979 first.
5980 (Version_script_info::unquote): New function.
5981 (Version_script_info::add_exact_match): New function.
5982 (Version_script_info::build_expression_list_lookup): Remove lookup
5983 parameter. Add is_global parameter. Change all callers. Handle
5984 wildcard pattern specially. Unquote pattern. Call
5985 add_exact_match.
5986 (Version_script_info::get_name_to_match): New function.
5987 (Version_script_info::get_symbol_version): New function.
5988 (Version_script_info::get_symbol_version_helper): Remove.
5989 (Version_script_info::check_unmatched_names): Call unquote.
5990 * script.h (class Version_script_info): Change get_symbol_version
5991 to be non-inline and add is_global parameter; change all callers.
5992 Rewrite symbol_is_local. Update declarations. Define struct
5993 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5994 Remove globals_ and locals_ members. Add exact_, globs_,
5995 default_version_, is_global_.
5996 (Version_script_info::Glob): Remove pattern, add expression and
5997 is_global. Update constructor. Change all callers.
5998 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5999 default version.
6000 (Versions::symbol_section_contents): If a symbol is undefined, or
6001 defined in a dynamic object, set the version index to
6002 VER_NDX_LOCAL.
6003 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6004 symbol_is_local.
6005 (Symbol_table::add_from_pluginobj): Likewise.
6006 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6007
d56962d3
DK		 60082010-01-11 Doug Kwan <dougkwan@google.com>
6009
6010 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6011 (incremental_dump_LDADD): Add linking option for libintl.
6012 * Makefile.in: Regenerate.
6013
94e6ee91
L		 60142010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6015
6016 PR gold/11144
6017 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6018 instead of -Ds.
6019 * testsuite/Makefile.in: Regenerated.
6020
e96c574b
DK		 60212010-01-10 Doug Kwan <dougkwan@google.com>
6022
6023 * options.h (DEFINE_var): Use parentheses around argument varname__
6024 in macro body to avoid any unintended subsequent substitutions.
6025
7198066b
ILT		 60262010-01-10 Ian Lance Taylor <iant@google.com>
6027
ba4d53bf
ILT		 6028 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6029 candidates before doing symbol resolution.
6030
7198066b
ILT		 6031 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6032 ODR candidates if only one is weak.
6033
a2beed37
ILT		 60342010-01-08 Ian Lance Taylor <iant@google.com>
6035
6036 * script.cc (Version_script_info::build_expression_list_lookup):
6037 Don't warn about ambiguous version, just record the ambiguity.
6038 (Version_script_info::get_symbol_version_helper): Give error if
6039 version is ambiguous.
6040
2fb7225c
DK		 60412010-01-08 Doug Kwan <dougkwan@google.com>
6042
6043 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6044 prev_data_size_ and prev_addralign_. Remove initializer for
6045 deleted data member has_been_changed_.
6046 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6047 to determine if the table is empty.
6048 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6049 Remove.
6050 (Stub_table::add_reloc_stub): Define method in class definition
6051 instead of just declaring it there.
6052 (Stub_table::add_cortex_a8_stub): New method definition.
6053 (Stub_table::update_data_size_and_addralign): Ditto.
6054 (Stub_table::finalize_stubs): Ditto.
6055 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6056 (Stub_table::do_addralign_): Return address alignment in the
6057 (Stub_table::do_reset_address_and_file_offset): Define method in
6058 class definition instead of declaring it there. Set current data
6059 size to be the data size of the previous pass.
6060 (Stub_table::set_final_data_size): Use current data size as the
6061 final data size.
6062 (Stub_table::relocate_stub): Change parameter type of stub from
6063 Reloc_stub pointer to Stub pointer.
6064 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6065 (Stub_table::Cortex_a8_stub_list): New typedef.
6066 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6067 Stub_table::prev_addralign_): New data member.
6068 (Arm_relobj::Arm_relobj): Initialize data member
6069 section_has_cortex_a8_workaround_.
6070 (Arm_relobj::section_has_cortex_a8_workaround,
6071 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6072 definitions.
6073 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6074 declarations.
6075 (Target_arm::relocate_stub): Change parameter type of stub from
6076 Reloc_stub pointer to Stub pointer.
6077 (Insn_template::size, Insn_template::alignment): Handle
6078 THUMB16_SPECIAL_TYPE.
6079 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6080 Stub_table::update_data_size_and_addralign,
6081 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6082 definitions.
6083 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6084 (Stub_table::do_write): Ditto.
6085 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6086
880cd20d
ILT		 60872010-01-08 Ian Lance Taylor <iant@google.com>
6088
6089 PR 11108
6090 * symtab.h (class Symbol): Remove fields is_target_special_ and
6091 has_plt_offset_. Add field is_defined_in_discarded_section_.
6092 (Symbol::is_defined_in_discarded_section): New function.
6093 (Symbol::set_is_defined_in_discarded_section): New function.
6094 (Symbol::has_plt_offset): Rewrite.
6095 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6096 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6097 Don't initialize is_target_special_ or has_plt_offset_.
6098 Initialize is_defined_in_discarded_section_.
6099 (Symbol_table::add_from_relobj): If appropriate, set
6100 is_defined_in_discarded_section.
6101 * resolve.cc (Symbol::override_base_with_special): Don't test
6102 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6103 * target-reloc.h (relocate_section): Do special handling for
6104 symbols defined in discarded sections for global symbols as well
6105 as local symbols.
6106
2703e3eb
ILT		 61072010-01-08 Ian Lance Taylor <iant@google.com>
6108
6109 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6110 the SHT_SYMTAB case.
6111
339d40a3
ILT		 61122010-01-08 Ian Lance Taylor <iant@google.com>
6113
6114 * object.cc (Sized_relobj::do_layout): Don't get confused if
6115 layout_eh_frame returns NULL.
6116
abecea76
ILT		 61172010-01-08 Ian Lance Taylor <iant@google.com>
6118
6119 PR 11084
6120 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6121 dynamic symbol table, use the normal symbol table.
6122 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6123 symbol table.
6124
6b7dd3f3
ILT		 61252010-01-08 Ian Lance Taylor <iant@google.com>
6126
6127 PR 11072
6128 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6129 sections.
6130
36c50e63
L		 61312010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6132
6133 * version.cc (print_version): Change to "Copyright 2010".
6134
e291e7b9
ILT		 61352010-01-08 Ian Lance Taylor <iant@google.com>
6136
6137 PR 10287
6138 PR 11063
6139 * i386.cc (class Target_i386): Change return type of plt_section
6140 to be non-const.
6141 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6142 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6143 tls_desc_rel_ field.
6144 (Output_data_plt_i386::rel_tls_desc): New function.
6145 (Target_i386::rel_tls_desc_section): New function.
6146 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6147 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6148 R_386_TLS_DESC reloc in rel_tls_desc_section.
6149 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6150 Define struct Tlsdesc_info.
6151 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6152 (Target_x86_64::do_reloc_symbol_index): New function.
6153 (Target_x86_64::add_tlsdesc_info): New function.
6154 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6155 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6156 tlsdesc_rel_ field.
6157 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6158 all callers.
6159 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6160 (Target_x86_64::rela_tlsdesc_section): New function.
6161 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6162 handling.
6163 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6164 (Target_x86_64::do_reloc_addend): New function.
6165 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6166 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6167 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6168 (Output_reloc::type): New function.
6169 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6170 (Output_reloc::is_target_specific): New function.
6171 (Output_reloc::target_arg): New function.
6172 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6173 absolute relocs and target specific relocs.
6174 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6175 add_target_specific.
6176 (class Output_data_reloc) [SHT_RELA]: Likewise.
6177 * output.cc (Output_reloc::Output_reloc): Add four new versions
6178 for absolute relocs and target specific relocs.
6179 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6180 (Output_reloc::get_symbol_index): Likewise.
6181 (Output_reloc::local_section_offset): Check that local_sym_index_
6182 is not TARGET_CODE or 0.
6183 (Output_reloc::symbol_value): Likewise.
6184 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6185 reloc.
6186 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6187 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6188 functions.
6189 * layout.cc (add_target_dynamic_tags): Use output section for
6190 DT_PLTRELSZ and DT_JMPREL.
6191
3a44184e
ILT		 61922010-01-07 Ian Lance Taylor <iant@google.com>
6193
6194 PR 11061
6195 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6196 function.
6197 (class Output_data_reloc_generic): Define.
6198 (class Output_data_reloc_base): Change base class to
6199 Output_data_reloc_generic. Change add() method to call
6200 bump_relative_reloc_count for a relative reloc. Remove
6201 sort_relocs_ field.
6202 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6203 to sort_relocs().
6204 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6205 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6206 appropriate.
6207 * layout.h (class Layout): Update declaration.
6208
ea715a34
ILT		 62092010-01-07 Ian Lance Taylor <iant@google.com>
6210
6211 * output.h (class Output_data): Add const version of
6212 output_section and do_output_section.
6213 (class Output_section_data): Add const version of
6214 do_output_section.
6215 (class Output_section): Likewise.
6216 * layout.cc (Layout::add_target_dynamic_tags): New function.
6217 * layout.h (class Layout): Update declarations.
6218 * arm.cc (Target_arm::do_finalize_sections): Use
6219 add_target_dynamic_tags.
6220 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6221 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6222 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6223 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6224
659948a4
ILT		 62252010-01-07 Ian Lance Taylor <iant@google.com>
6226
6227 PR 11042
6228 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6229 object as needed.
6230
9d3b86f6
ILT		 62312010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6232 Ian Lance Taylor <iant@google.com>
6233
6234 PR 11019
6235 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6236 Xindex::read_symtab_xindex.
6237
bb0d3eb0
DK		 62382010-01-07 Doug Kwan <dougkwan@google.com>
6239
6240 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6241 (Insn_template::thumb16_bcond_insn): New method declaration.
6242 (Insn_template): Fix spelling.
6243 (Stub::thumb16_special): New method declaration.
6244 (Stub::do_write): Define virtual method which was previously pure
6245 virtual.
6246 (Stub::do_thumb16_special): New method declaration.
6247 (Stub::do_fixed_endian_write): New template member.
6248 (Reloc_stub::do_write): Remove.
6249 (Reloc_stub::do_fixed_endian_write): Remove.
6250 (Cortex_a8_stub): New class definition.
6251 (Stub_factory::make_cortex_a8_stub): New method definition.
6252 (Stub_factory::Stub_factory): Add missing static storage class
6253 qualifier for elf32_arm_stub_a8_veneer_blx.
6254
ffeef7df
ILT		 62552010-01-07 Ian Lance Taylor <iant@google.com>
6256
dc3f80fe
ILT		 6257 PR 10980
6258 * options.h (class General_options): Add --warn-unresolved-symbols
6259 and --error-unresolved-symbols.
6260 * errors.cc (Errors::undefined_symbol): Implement
6261 --warn-unresolved-symbols.
6262
ffeef7df
ILT		 6263 * options.h (class General_options): Add -z text and -z textoff.
6264 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6265
f1ec9ded
ST		 62662010-01-06 Sriraman Tallam <tmsriram@google.com>
6267
6268 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6269 (Garbage_collection::cident_sections): New function.
6270 (Garbage_collection::add_cident_section): New function.
6271 (Garbage_collection::cident_sections_): New member.
6272 (gc_process_relocs): Add references to sections whose names are C
6273 identifiers.
6274 * gold.h (cident_section_start_prefix): New constant.
6275 (cident_section_stop_prefix): New constant.
6276 (is_cident): New function.
6277 * layout.cc (Layout::define_section_symbols): Replace string constants
6278 with the newly defined constants.
6279 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6280 C identifiers.
6281 * testsuite/Makefile.am: Add gc_orphan_section_test.
6282 * testsuite/Makefile.in: Regenerate.
6283 * testsuite/gc_orphan_section_test.cc: New file.
6284 * testsuite/gc_orphan_section_test.sh: New file.
6285
6eda8c29
ILT		 62862010-01-06 Ian Lance Taylor <iant@google.com>
6287
b9674e17
ILT		 6288 PR 10980
6289 * options.h (class General_options): Add --warn-shared-textrel.
6290 * layout.cc (Layout::finish_dynamic_section): Implement
6291 --warn-shared-textrel.
6292
6eda8c29
ILT		 6293 PR 10980
6294 * options.h (class General_options): Add --warn-multiple-gp.
6295
32dcd44e
ILT		 62962010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6297
6298 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6299 $(THREADSLIB) and $(LIBDL).
6300 * Makefile.in: Rebuild.
6301
a192ba05
ILT		 63022010-01-06 Ian Lance Taylor <iant@google.com>
6303
6304 PR 10980
6305 * options.cc (General_options::parse_section_start): New function.
6306 (General_options::section_start): New function.
6307 (General_options::General_options): Initialize all members.
6308 * options.h: Include <map>
6309 (class General_options): Add --section-start. Add section_starts_
6310 member.
6311 * layout.cc (Layout::attach_allocated_section_to_segment): If
6312 --section-start was used, set the address of the segment. Remove
6313 local sort_sections.
6314 (Layout::relaxation_loop_body): If the address of the load segment
6315 has been set by --section-start, don't use it.
6316 * output.h (Output_segment::update_flags_for_output_section): New
6317 function.
6318 * output.cc (Output_segment::add_output_section): Call
6319 update_flags_for_output_section.
6320
dde3f402
ILT		 63212010-01-05 Ian Lance Taylor <iant@google.com>
6322
62dfdd4d
ILT		 6323 PR 10980
6324 * options.h (class General_options): Add --undefined-version.
6325 * script.cc (struct Version_expression): Add was_matched_by_symbol
6326 field.
6327 (Version_script_info::matched_symbol): New function.
6328 (Version_script_info::get_symbol_version_helper): Call
6329 matched_symbol.
6330 (Version_script_info::check_unmatched_names): New function.
6331 * script.h (class Version_script_info): Update declarations.
6332 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6333
9c4ae156
ILT		 6334 * options.h (class General_options): Use DEFINE_bool_alias for
6335 allow_multiple_definition.
6336 * resolve.cc (Symbol_table::should_override): Don't test
6337 allow_multiple_definition.
6338
dde3f402
ILT		 6339 PR 10980
6340 * options.h (class General_options): Add --cref.
6341 * main.cc (main): Print cref table if --cref. Don't close mapfile
6342 until after printing cref table.
6343 * cref.cc: Include "symtab.h".
6344 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6345 (Cref_table_compare::operator()): New function.
6346 (Cref_inputs::gather_cref): New function.
6347 (filecol): New static const.
6348 (Cref_inputs::print_cref): New function.
6349 (Cref::print_cref): New function.
6350 * cref.h: Include <cstdio>.
6351 (class Cref): Update declarations.
6352 * mapfile.h (Mapfile::file): New function.
6353 * object.h (class Object): Define Symbols. Declare virtual
6354 do_get_global_symbols.
6355 (Object::get_global_symbols): New function.
6356 * object.cc (Input_objects::add_object): Pass object to cref_ if
6357 --cref.
6358 (Input_objects::archive_start): Likewise.
6359 (Input_objects::archive_stop): Likewise.
6360 (Input_objects::print_cref): New function.
6361 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6362 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6363 --cref.
6364 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6365 function.
6366 * plugin.h (class Sized_pluginobj): Update declarations.
6367
8781f709
ILT		 63682010-01-05 Ian Lance Taylor <iant@google.com>
6369
6370 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6371 to is_default_version. Rename insdef to insdefault.
6372 (Symbol_table::add_from_relobj): Rename def to is_default_version
6373 and local to is_forced_local.
6374 (Symbol_table::add_from_pluginobj): Likewise.
6375 (Symbol_table::add_from_dynobj): Likewise.
6376 (Symbol_table::define_special_symbol): Rename insdef to
6377 insdefault.
6378
fe35d28d
ILT		 63792010-01-04 Ian Lance Taylor <iant@google.com>
6380
30bc8c46
ILT		 6381 PR 10980
6382 * options.h (class General_options): Add
6383 --allow-multiple-definition and -z muldefs.
6384 * resolve.cc (Symbol_table::should_override): Don't warn about a
6385 multiple symbol definition if --allow-multiple-definition or -z
6386 muldefs.
6387
7eaea549
ILT		 6388 PR 10980
6389 * options.h (class General_options): Add --add-needed and
6390 --copy-dt-needed-entries. Tweak --as-needed help entry.
6391 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6392 error if --copy-dt-needed-entries aka --add-needed is used and
6393 would cause a change in behaviour.
6394
fe35d28d
ILT		 6395 PR 10980
6396 * options.h (class General_options): Add -G as a short version of
6397 --shared. Add no-op options -assert, -g, and -i.
6398
55a2bb35
ST		 63992010-01-04 Sriraman Tallam <tmsriram@google.com>
6400
6401 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6402 check for .text or .gnu.linkonce.t sections.
6403 * icf.cc (Icf::find_identical_sections): Ditto.
6404 Change the detection for mangled function name within the section
6405 name.
6406 * icf.h (is_section_foldable_candidate): New function.
6407
719328e1
ILT		 64082009-12-30 Ian Lance Taylor <iant@google.com>
6409
6410 PR 10980
6411 * options.h (class General_options): Permit two dashes with
6412 --retain-symbols-file.
6413
d7bb5745
ILT		 64142009-12-30 Ian Lance Taylor <iant@google.com>
6415
403a15dd
ILT		 6416 PR 10979
6417 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6418 don't put the file header and segment headers in the text
6419 segment.
6420
eda294df
ILT		 6421 PR 10979
6422 * common.cc (Sort_commons::operator()): Stabilize sort when both
6423 entries are NULL.
6424 (Symbol_table::do_allocate_commons_list): When allocating common
6425 symbols, skip a symbol which is no longer common.
6426 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6427 an object before checking its type.
6428 * testsuite/common_test_2.c: New file.
6429 * testsuite/common_test_3.c: New file.
6430 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6431 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6432 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6433 (common_test_2_pic.o, common_test_2.so): New targets.
6434 (common_test_3_pic.o, common_test_3.so): New targets.
6435 * testsuite/Makefile.in: Rebuild.
6436
d7bb5745
ILT		 6437 PR 10979
6438 * script.cc (read_input_script): If we see a new SECTIONS clause,
6439 and we have added an input section, give an error.
6440 * layout.h (class Layout): Add have_added_input_section function.
6441 Add have_added_input_section_ field.
6442 * layout.cc (Layout::Layout): Initialize
6443 have_added_input_section_.
6444 (Layout::layout): Set have_added_input_section_.
6445 (Layout::layout_eh_frame): Likewise.
6446
fc59c572
ILT		 64472009-12-30 Ian Lance Taylor <iant@google.com>
6448
6449 PR 10931
6450 * options.h (class General_options): Add --sort-common option.
6451 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6452 * common.cc (Sort_common): Add sort_order parameter to
6453 constructor. Add sort_order_ field.
6454 (Sort_commons::operator): Check sort_order_.
6455 (Symbol_table::allocate_commons): Determine the sort order.
6456 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6457 Change all callers.
6458 (Symbol_table::do_allocate_commons_list): Likewise.
6459
1c74fab0
ILT		 64602009-12-30 Ian Lance Taylor <iant@google.com>
6461
6462 PR 10916
6463 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6464 symbols from this object, don't change the visibility of an
6465 undefined symbol.
6466 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6467
6affe781
ILT		 64682009-12-30 Ian Lance Taylor <iant@google.com>
6469
6470 PR 10861
6471 * script.h (class Version_script_info): Define Language enum.
6472 Update declarations. Define Glob, Exact, and Lookup types. Add
6473 new fields globals_, locals_, and is_finalized_.
6474 * script.cc: Various formatting fixes.
6475 (class Parser_closure): Change language_stack_ from a vector of
6476 std::string to one of Version_script_info::Language. Adjust all
6477 uses accordingly.
6478 (class Lazy_demangler): Remove.
6479 (struct Version_expression): Change language from std::string to
6480 Version_script_info::Language.
6481 (Version_script_info::Version_script_info): New function.
6482 (Version_script_info::~Version_script_info): Don't call clear.
6483 (Version_script_info::finalize): New function.
6484 (Version_script_info::build_lookup_tables): New function.
6485 (Version_script_info::build_expression_list_lookup): New
6486 function.
6487 (Version_script_info::get_symbol_version_helper): Rewrite to use
6488 lookup tables.
6489 (Version_script_info::print_expression_list): Adjust to use
6490 Version_script_info::Language.
6491 (script_push_lex_into_version_mode): Check that the version script
6492 has not been finalized.
6493 (version_script_push_lang): Change language string to
6494 Version_script_info::Language.
6495 * options.cc (Command_line::version_script): New function.
6496 * options.h (class General_options): Add finalize_dynamic_list
6497 function. Change version_script from declaration to definition.
6498 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6499 * testsuite/version_script.map: Remove duplicate def of foo.
6500 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6501 version_script.map.
6502 * testsuite/Makefile.in: Rebuild.
6503
818bf354
ILT		 65042009-12-30 Ian Lance Taylor <iant@google.com>
6505
6506 PR 10843
6507 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6508 if the input symbol index is 0, make the output symbol index 0.
6509
ebcc8304
ILT		 65102009-12-30 Ian Lance Taylor <iant@google.com>
6511
6512 PR 10670
6513 * options.h (class General_options): Add -x/--discard-all.
6514 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6515 --discard-all. If the local symbol needs a dynamic entry, check
6516 that before handling --discard-locals.
6517
176fe33f
ILT		 65182009-12-30 Ian Lance Taylor <iant@google.com>
6519
bb321bb1
ILT		 6520 PR 10450
6521 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6522 flags to PF_R.
6523 (Output_segment::add_output_section): Don't change the flags if
6524 the type is PT_TLS.
6525
176fe33f
ILT		 6526 PR 10450
6527 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6528 GNU hash table if they need a dynamic value. Otherwise, don't add
6529 them if they are defined in a dynamic object or are forced local.
6530
e8cd95c7
ILT		 65312009-12-29 Ian Lance Taylor <iant@google.com>
6532
1b81fb71
ILT		 6533 PR 10450
6534 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6535 .gnu.hash table for a 32-bit target.
6536
8d6d383d
ILT		 6537 PR 10450
6538 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6539 regular and a dynamic object only needs a dynamic symbol table
6540 entry if it is externally visible.
6541
e785ec03
ILT		 6542 PR 10450
6543 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6544 constructor. Add global_offset_table_ field.
6545 (Target_i386::got_section): Set global_offset_table_.
6546 (Target_i386::do_finalize_sections): Set global_offset_table_
6547 size.
6548 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6549 in constructor. Add global_offset_table_ field.
6550 (Target_x86_64::got_section): Set global_offset_table_.
6551 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6552 size.
6553
1a2dff53
ILT		 6554 * layout.cc (Layout::Layout): Initialize increase_relro_.
6555 (Layout::get_output_section): Add is_relro, is_last_relro, and
6556 is_first_non_relro parameters. Change all callers.
6557 (Layout::choose_output_section): Likewise.
6558 (Layout::add_output_section_data): Likewise.
6559 (Layout::make_output_section): Likewise.
6560 (Layout::set_segment_offsets): Clear increase_relro when using a
6561 linker script.
6562 * layout.h (class Layout): Add increase_relro method. Add
6563 increase_relro_ field. Update declarations.
6564 * output.cc (Output_section::Output_section): Initialize
6565 is_last_relro_ and is_first_non_relro_.
6566 (Output_segment::add_output_section): Group relro sections is
6567 do_sort is true. Handle is_last_relro and is_first_non_relro.
6568 (Output_segment::maximum_alignment): Remove relro handling.
6569 (Output_segment::set_section_addresses): Add increase_relro
6570 parameter. Change all callers. Add initial alignment to align
6571 relro sections on separate page. Remove old relro handling.
6572 (Output_segment::set_section_list_addresses): Remove in_relro
6573 parameter. Change all callers.
6574 (Output_segment::set_offset): Add increase parameter. Change all
6575 callers. Remove old relro handling.
6576 * output.h (class Output_section): Add new methods: is_last_relro,
6577 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6578 Add is_last_relro_ and is_first_non_relro_ fields.
6579 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6580 Create separate .got.plt section. Call increase_relro.
6581 * x86_64.cc (Target_x86_64::got_section): Likewise.
6582 * testsuite/relro_script_test.t: Add .got.plt.
6583
f0ba79e2
ILT		 6584 PR 10450
6585 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6586 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6587 (Layout::finalize): Call set_dynamic_symbol_size.
6588 (Layout::set_dynamic_symbol_size): New function.
6589 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6590 set_dynamic_symbol_size.
6591
e8cd95c7
ILT		 6592 PR 10450
6593 * output.h (class Output_section): Add is_entsize_zero_ field.
6594 * output.cc (Output_section::Output_section): Initialize
6595 is_entsize_zero_.
6596 (Output_section::set_entsize): If two different entsizes are
6597 requested, force it to zero.
6598 (Output_section::add_input_section): Set flags for .debug_str
6599 before updating section flags. Set entsize.
6600 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6601 and SHF_STRING if all input sections have those flags.
6602
3e1b9a8a
RÁE		 66032009-12-29 Rafael Espindola <espindola@google.com>
6604
6605 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6606 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6607 reporting.
3e1b9a8a 6608
3dcad376
ST		 66092009-12-29 Sriraman Tallam <tmsriram@google.com>
6610
6611 * options.cc (General_options::parse_version): Allow -v to exit
6612 without an error if there is nothing to link.
6613
084e2665
ILT		 66142009-12-29 Ian Lance Taylor <iant@google.com>
6615
6616 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6617 using a version of gcc before 4.1.
6618 * configure: Rebuild.
6619
250acde3
CD		 66202009-12-28 Chris Demetriou <cgd@google.com>
6621
6622 * attributes.cc (Output_attributes_section_data::do_write): Use
6623 std::vector::front rather than std::vector::data.
6624
99fff23b
ILT		 66252009-12-28 Ian Lance Taylor <iant@google.com>
6626
6627 * symtab.h (class Symbol_table): Add enum Defined.
6628 * resolve.cc (Symbol_table::should_override): Add defined
6629 parameter. Change all callers. Test whether object is NULL
6630 before calling a method on it.
6631 (Symbol_table::report_resolve_problem): Add defined parameter.
6632 Change all callers.
6633 (Symbol_table::should_override_with_special): Likewise.
6634 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6635 parameter. Change all callers.
6636 (Symbol_table::do_define_in_output_data): Likewise.
6637 (Symbol_table::define_in_output_segment): Likewise.
6638 (Symbol_table::do_define_in_output_segment): Likewise.
6639 (Symbol_table::define_as_constant): Likewise.
6640 (Symbol_table::do_define_as_constant): Likewise.
6641 * script.h (class Symbol_assignment): Add is_defsym parameter to
6642 constructor; change all callers.
6643 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6644 parameter. Change all callers. Add is_defsym_ field.
6645 (class Parser_closure): Add parsing_defsym parameter to
6646 constructor; change all callers. Add parsing_defsym accessor
6647 function. Add parsing_defsym_ field.
6648
556bd683
ILT		 66492009-12-28 Ian Lance Taylor <iant@google.com>
6650
6651 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6652 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6653
1782c879
ILT		 66542009-12-23 Ian Lance Taylor <iant@google.com>
6655
6656 * i386.cc (Target_i386::do_calls_non_split): Recognize
6657 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6658 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6659 -fsplit-stack prologue when using %r11.
1782c879 6660
329ca2b1
ST		 66612009-12-21 Sriraman Tallam <tmsriram@google.com>
6662
6663 * options.cc (General_options::parse_version): Make -v continue and do
6664 the link like GNU ld does.
6665
d675ff46
RÁE		 66662009-12-17 Rafael Avila de Espindola <espindola@google.com>
6667
6668 * Makefile.am (CCFILES): Add timer.cc.
6669 (HFILES): Add timer.h.
6670 * configure.ac: Check for sysconf and times.
6671 * main.cc: include timer.h.
6672 (main): Use Timer instead of get_run_time.
6673 * timer.cc: New.
6674 * timer.h: New.
6675 * workqueue.cc: include timer.h.
6676 (Workqueue::find_and_run_task):
6677 Report user, sys and wall time.
6678 * Makefile.in: Regenerate.
6679 * config.in: Regenerate.
6680 * configure: Regenerate.
6681
d6344fb5
DK		 66822009-12-16 Doug Kwan <dougkwan@google.com>
6683
6684 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6685 sections.
6686 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6687 relaxed input sections.
6688 * output.cc (Output_section::find_relaxed_input_section): Change
6689 return type to Output_relaxed_input_section pointer. Adjust code
6690 for new type of relaxed_input_section_map_.
6691 * output.h (Output_section::find_relaxed_input_section): Change
6692 return type to Output_relaxed_input_section pointer.
6693 (Output_section::Output_relaxed_input_section_by_input_section_map):
6694 New type.
6695 (Output_section::relaxed_input_section_map_): Change type to
6696 Output_section::Output_relaxed_input_section_by_input_section_map.
6697 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6698 input section.
6699
0e0d5469
ILT		 67002009-12-15 Ian Lance Taylor <iant@google.com>
6701
6702 * layout.cc (Layout::create_shstrtab): Only write out after input
6703 sections if we are compressing debug sections.
6704
0649a889
ILT		 67052009-12-15 Ian Lance Taylor <iant@google.com>
6706
6707 * archive.cc (Archive::add_symbols): Only look up a symbol without
6708 a version if there is, in fact, a version.
6709
2ea97941
ILT		 67102009-12-14 Ian Lance Taylor <iant@google.com>
6711
6712 Revert -Wshadow changes, all changes from:
6713 2009-12-11 Doug Kwan <dougkwan@google.com>
6714 2009-12-11 Nick Clifton <nickc@redhat.com>
6715 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6716
b0eec2cc
DK		 67172009-12-11 Doug Kwan <dougkwan@google.com>
6718
6719 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6720 due to -Wshadow.
6721 * attributes.cc (Object_attribute::size): Ditto.
6722 (Attributes_section_data::size): Ditto.
6723 (Attributes_section_data::Attributes_section_data): Ditto.
6724 (Output_attributes_section_data::do_write): Ditto.
6725 * attributes.h (Object_attribute::set_type): Ditto.
6726 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6727
91d6fa6a
NC		 67282009-12-11 Nick Clifton <nickc@redhat.com>
6729
6730 * archive.cc: Fix shadowed variable warnings.
6731 * arm.cc: Likewise.
6732 * compressed_output.cc: Likewise.
6733 * compressed_output.h: Likewise.
6734 * configure: Likewise.
6735 * dwarf_reader.cc: Likewise.
6736 * dynobj.cc: Likewise.
6737 * dynobj.h: Likewise.
6738 * ehframe.cc: Likewise.
6739 * ehframe.h: Likewise.
6740 * errors.cc: Likewise.
6741 * expression.cc: Likewise.
6742 * fileread.cc: Likewise.
6743 * fileread.h: Likewise.
6744 * freebsd.h: Likewise.
6745 * i386.cc: Likewise.
6746 * icf.cc: Likewise.
6747 * incremental.h: Likewise.
6748 * layout.cc: Likewise.
6749 * layout.h: Likewise.
6750 * mapfile.cc: Likewise.
6751 * merge.cc: Likewise.
6752 * merge.h: Likewise.
6753 * object.cc: Likewise.
6754 * object.h: Likewise.
6755 * options.h: Likewise.
6756 * output.cc: Likewise.
6757 * output.h: Likewise.
6758 * parameters.cc: Likewise.
6759 * plugin.cc: Likewise.
6760 * powerpc.cc: Likewise.
6761 * reduced_debug_output.cc: Likewise.
6762 * reduced_debug_output.h: Likewise.
6763 * reloc.cc: Likewise.
6764 * reloc.h: Likewise.
6765 * resolve.cc: Likewise.
6766 * script-sections.cc: Likewise.
6767 * script.cc: Likewise.
6768 * script.h: Likewise.
6769 * sparc.cc: Likewise.
6770 * symtab.cc: Likewise.
6771 * symtab.h: Likewise.
6772 * target-select.cc: Likewise.
6773 * target-select.h: Likewise.
6774 * token.h: Likewise.
6775 * workqueue.cc: Likewise.
6776 * workqueue.h: Likewise.
6777 * x86_64.cc: Likewise.
6778
a0351a69
DK		 67792009-12-10 Doug Kwan <dougkwan@google.com>
6780
6781 * arm.cc (attributes.h): New include.
6782 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6783 (Arm_relobj::~Arm_relobj): Delete object pointed by
6784 attributes_section_data_.
6785 (Arm_relobj::attributes_section_data): New method definition.
6786 (Arm_relobj::attributes_section_data_): New data member declaration.
6787 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6788 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6789 attributes_section_data_.
6790 (Arm_dynobj::attributes_section_data): New method definition.
6791 (Arm_dynobj::attributes_section_data_): New data member declaration.
6792 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6793 initialization value of may_use_blx_ to false.
6794 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6795 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6796 object attributes to compute results instead of hard-coding.
6797 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6798 Target_arm::get_secondary_compatible_arch,
6799 Target_arm::set_secondary_compatible_arch
6800 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6801 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6802 New method declarations.
6803 (Target_arm::get_aeabi_object_attribute): New method definition.
6804 (Target_arm::attributes_section_data_): New data member declaration.
6805 (read_arm_attributes_section): New template definition.
6806 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6807 (Arm_dynobj::do_read_symbols): Ditto.
6808 (Target_arm::do_finalize_sections): Merge attributes sections from
6809 input. Check for BLX use after attributes section merging.
6810 Fix __exidx_start and __exidx_end visibility. Create an
6811 .ARM.attributes section if necessary.
6812 (Target_arm::get_secondary_compatible_arch,
6813 Target_arm::set_secondary_compatible_arch,
6814 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6815 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6816 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6817 New method definitions.
6818
b59befec
ILT		 68192009-12-09 Ian Lance Taylor <iant@google.com>
6820
6821 * plugin.cc (Plugin::load): Don't cast from void* to a function
6822 pointer.
6823
1276bc89
ILT		 68242009-12-09 Ian Lance Taylor <iant@google.com>
6825
6826 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6827 information fields.
6828
2f2de248
L		 68292009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6830
6831 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6832 Replace two_file_shared_1.so with two_file_shared_2.so.
6833 * testsuite/Makefile.in: Regenerated.
6834
4f787271
DK		 68352009-12-08 Doug Kwan <dougkwan@google.com>
6836
6837 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6838 (HFILES): Add attributes.h and int_encoding.h.
6839 * Makefile.in: Regenerate.
6840 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6841 function definitions to int_encoding.cc
6842 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6843 prototypes to int_encoding.h
6844 * reduced_debug_output.cc (int_encoding.h): New include.
6845 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6846 function definitions to int_encoding.cc
6847 (insert_into_vector, read_from_pointer): Move template definitions to
6848 int_encoding.h
6849 * attributes.cc: New file.
6850 * attributes.h: New file.
6851 * int_encoding.cc: New file.
6852 * int_encoding.h: New file.
6853
20b52f1a
RÁE		 68542009-12-07 Rafael Avila de Espindola <espindola@google.com>
6855
6856 PR gold/11055
6857 * incremental-dump.cc (dump_incremental_inputs): New.
6858 (main): Use dump_incremental_inputs.
6859
53d7974c
L		 68602009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6861
6862 PR gold/10893
6863 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6864 checking elfcpp::STT_FUNC.
6865 (Target_i386::Relocate::relocate): Likewise.
6866 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6867
6868 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6869 symbols from shared libraries into normal FUNC symbols.
6870
6871 * symtab.h (Symbol): Add is_func and use it.
6872
05a352e6
DK		 68732009-12-05 Doug Kwan <dougkwan@google.com>
6874
6875 * arm.cc (Target_arm::arm_info): Initialize new fields
6876 attributes_section and attributes_vendor.
6877 * i386.cc (Target_i386::i386_info): Same.
6878 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6879 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6880 fields attributes_section and attributes_vendor.
53d7974c 6881 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6882 * target.h (Target::attributes_section, Target::attributes_vendor,
6883 Target::is_attributes_section, Target::attribute_arg_type,
6884 Target::attributes_order): New method definitions.
6885 (Target::Target_info::attributes_section,
6886 Target::Target_info::attributes_vendor): New fields.
6887 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6888 virtual method definitions.
6889 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6890 attributes_section and attributes_vendor.
6891 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6892
f4e5969c
DK		 68932009-12-05 Doug Kwan <dougkwan@google.com>
6894
6895 * arm.cc: Update comments about interworking and stub generation.
6896 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6897 considered as non-PIC.
6898 (Arm_relocate_functions::base_abs): Fix formatting.
6899 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6900 of function to use GOT entry address instead of offset.
6901 (Target_arm::Scan::global): Issue an error if a symbol would need a
6902 PLT does not get one because it is untyped. Remove code to create
6903 dynamic symbols for relative branches.
6904 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6905 takes unsigned integer instead of boolean.
6906
1abce4a6
L		 69072009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6908
6909 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6910 (two_file_test_LDADD): Likewise.
6911 (common_test_1_LDADD): Likewise.
6912 (exception_test_LDADD) Likewise.
6913 (weak_test_LDADD): Likewise.
6914 (many_sections_test_LDADD): Likewise.
6915 (initpri1_LDADD): Likewise.
6916 (script_test_1_LDADD): Likewise.
6917 (script_test_2_LDADD): Likewise.
6918 (justsyms_LDADD): Likewise.
6919 (binary_test_LDADD): Likewise.
6920 (large_LDADD): Likewise.
6921 * testsuite/Makefile.in: Regenerated.
6922
adcf2816 69232009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6924
adcf2816
L		 6925 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6926 (Symbol_table::override_with_special): Likewise.
6927 (Symbol_table::add_from_object): Likewise.
6928
28e67f5d
RÁE		 69292009-12-04 Rafael Avila de Espindola <espindola@google.com>
6930
6931 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6932 Don't set the data_offset twice.
6933
ae10a101
RÁE		 69342009-12-04 Rafael Avila de Espindola <espindola@google.com>
6935
6936 * testsuite/Makefile.in: Regenerate.
6937
f59f41f3
DK		 69382009-12-03 Doug Kwan <dougkwan@google.com>
6939
6940 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6941 (Target_arm::do_finalize_sections): Add parameter for symbol table
6942 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6943 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6944 parameter for symbol table pointer.
6945 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6946 an additional parameter for a pointer to symbol table.
6947 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6948 parameter for a symbol table pointer.
6949 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6950 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6951 Ditto.
6952 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6953 parameter for a symbol table pointer.
6954
ca55d848
RÁE		 69552009-12-03 Rafael Avila de Espindola <espindola@google.com>
6956
6957 * incremental.cc (Incremental_inputs_header)
6958 (Incremental_inputs_header_write, Incremental_inputs_entry)
6959 (Incremental_inputs_entry_write): Move ...
6960 * incremental.h (Incremental_inputs_header)
6961 (Incremental_inputs_header_write, Incremental_inputs_entry)
6962 (Incremental_inputs_entry_write): here.
6963
3aec4f9c
RÁE		 69642009-12-02 Rafael Avila de Espindola <espindola@google.com>
6965
6966 * incremental.cc (make_sized_incremental_binary): Set the target.
6967 Error if it is incompatible.
6968 * output.h (Output_file): Add filename method.
6969
9c0ae74d
RÁE		 69702009-12-02 Rafael Avila de Espindola <espindola@google.com>
6971
6972 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6973 from the get_* methods.
6974
a45500ae
RÁE		 69752009-12-02 Rafael Avila de Espindola <espindola@google.com>
6976
6977 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6978 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6979 Write 0 for the data_offset of scripts.
6980
325e6408
RÁE		 69812009-12-02 Rafael Avila de Espindola <espindola@google.com>
6982
6983 * testsuite/Makefile.am: Add the incremental_test.sh test.
6984 * testsuite/incremental_test.sh: New.
6985 * testsuite/incremental_test_1.c: New.
6986 * testsuite/incremental_test_2.c: New.
6987
954c3e2e
RÁE		 69882009-12-01 Rafael Avila de Espindola <espindola@google.com>
6989
6990 * incremental-dump.cc (main): Fix typos.
6991
f8086623
RÁE		 69922009-11-27 Rafael Avila de Espindola <espindola@google.com>
6993
6994 PR gold/11025
6995 * incremental-dump.cc (main): Use llu to print 64 bit values.
6996
3b0dd6ac
L		 69972009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6998 H.J. Lu <hongjiu.lu@intel.com>
6999
7000 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7001 $(LIBDL).
7002 (incremental_dump_LDADD): Likewise.
7003 * Makefile.in: Regenerated.
7004
a6d1ef57 70052009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7006
a6d1ef57
DK		 7007 Revert:
7008
7009 2009-11-25 Doug Kwan <dougkwan@google.com>
7010
7011 * arm.cc (Target_arm::Target_arm): Move method definition
7012 outside of class definition. Add code to handle
7013 --target1-rel, --target1-abs and --target2= options.
7014 (Target_arm::get_reloc_reloc_type): Change method to be
7015 non-static and const.
7016 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7017 New data member declaration.
7018 (Target_arm::Scan::local, Target_arm::Scan::global,
7019 Target_arm::Relocate::relocate,
7020 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7021 Adjust call to Target_arm::get_real_reloc_type.
7022 (Target_arm::get_real_reloc_type): Use command line options
7023 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7024 * options.h (--target1-rel, --target1-abs, --target2): New
7025 ARM-only options.
7026
50aeb7d4
DK		 70272009-11-25 Doug Kwan <dougkwan@google.com>
7028
7029 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7030 class definition. Add code to handle --target1-rel, --target1-abs
7031 and --target2= options.
7032 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7033 and const.
7034 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7035 member declaration.
7036 (Target_arm::Scan::local, Target_arm::Scan::global,
7037 Target_arm::Relocate::relocate,
7038 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7039 call to Target_arm::get_real_reloc_type.
7040 (Target_arm::get_real_reloc_type): Use command line options to
7041 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7042 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7043 options.
7044
51938283
DK		 70452009-11-25 Doug Kwan <dougkwan@google.com>
7046
7047 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7048 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7049 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7050 formatting.
7051 (Arm_relocate_functions::thm_call): Replace body with a call to
7052 Arm_relocate_functions::thumb_branch_common.
7053 (Arm_relocate_functions::thm_jump24,
7054 Arm_relocate_functions::thm_xpc22): New method definitions.
7055 (Arm_relocate_functions::thumb_branch_common): New method definition.
7056 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7057 operator.
7058 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7059 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7060
e2b8f3c4
RÁE		 70612009-11-24 Rafael Avila de Espindola <espindola@google.com>
7062
7063 * Makefile.am: Build incremental-dump
7064 * Makefile.in: Regenerate.
7065 * incremental-dump.cc: New.
7066 * incremental.cc (Incremental_inputs_header_data,
7067 Incremental_inputs_entry_data): Move to incremental.h
7068 * incremental.h: (Incremental_inputs_header_data,
7069 Incremental_inputs_entry_data): Move from incremental.cc
7070
bcba9aec
RÁE		 70712009-11-24 Rafael Avila de Espindola <espindola@google.com>
7072
7073 * incremental.cc (Incremental_inputs_header,
7074 Incremental_inputs_header_write, Incremental_inputs_entry,
7075 Incremental_inputs_entry_write): Add a typedef with the data type.
7076
7c3afe08
RÁE		 70772009-11-24 Rafael Avila de Espindola <espindola@google.com>
7078
7079 * incremental.cc (Incremental_inputs_header,
7080 Incremental_inputs_header_write, Incremental_inputs_entry,
7081 Incremental_inputs_entry_write): Update comment about which
7082 type has the filed descriptions.
7083
d204b6e9
DK		 70842009-11-15 Doug Kwan <dougkwan@google.com>
7085
7086 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7087 (Arm_relocate_functions::arm_branch_common): Change method defintion
7088 in class definition to a method declaration and update list of formal
7089 parameters.
7090 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7091 Arm_relocation_functions::jump24): Adjust call to
7092 Arm_relocate_functions::arm_branch_common. Update list of formal
7093 parameters.
7094 (Arm_relocate_functions::xpc25): New method definition.
7095 (Arm_relocate_functions::arm_branch_common): Move method defintion
7096 out from class definition. Use stubs for mode-switching and extending
7097 branch ranges.
7098 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7099 specially. Change code to enable use of stubs in ARM branches.
7100
43d12afe
DK		 71012009-11-10 Doug Kwan <dougkwan@google.com>
7102
7103 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7104 in method declaration.
7105 (Target_arm::relocate_stub): New method declaration.
7106 (Target_arm::default_target): Change to return a pointer instead of
7107 a const reference.
7108 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7109 Target_arm::default_target.
7110 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7111 method definition.
7112 (Target_arm::relocate_section): Adjust view.
7113 (Target_arm::relocate_stub): New method definition.
7114
ac33a407
DK		 71152009-11-10 Doug Kwan <dougkwan@google.com>
7116
7117 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7118 a format warning.
7119 * incremental.cc (open_incremental_binary): Initialized local
7120 variables to avoid warnings.
7121 * object.cc (make_elf_object): Ditto.
7122 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7123 a format warning.
e1df38aa 7124
88ee28e9
L		 7125009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7126
7127 PR gold/10930
7128 * testsuite/plugin_test.c: Include "config.h".
7129
2daedcd6
DK		 71302009-11-09 Doug Kwan <dougkwan@google.com>
7131
7132 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7133 (arm_symbol_value): Remove.
7134 (Arm_relocate_functions::arm_branch_common,
7135 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7136 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7137 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7138 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7139 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7140 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7141 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7142 Arm_relocate_functions::thm_mobw_abs_nc,
7143 Arm_relocate_functions::thm_mov_abs,
7144 Arm_relocate_functions::movw_prel_nc,
7145 Arm_relocate_functions::thm_movt_abs,
7146 Arm_relocate_functions::movt_prel,
7147 Arm_relocate_functions::thm_movw_prel_nc,
7148 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7149 (Target_arm::Relocate::relocate): Only decompose address into two
7150 parts if relocation type uses the thumb-bit and pass the actual
7151 bit instead of a flag indicating that the thumb-bit is used. Adjust
7152 calls to methods in Arm_relocate_functions for this change.
7153
1276bc89 71542009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7155
7156 PR 10925
7157 * reloc.cc: Instantiate
7158 Sized_relobj::initialize_input_to_output_maps and
7159 Sized_relobj:free_input_to_output_maps.
7160
e53ad1b5
ILT		 71612009-11-06 Ian Lance Taylor <iant@google.com>
7162
7163 PR 10876
7164 * defstd.cc (in_segment): Set only_if_ref true for "end".
7165
eb44217c
DK		 71662009-11-06 Doug Kwan <dougkwan@google.com>
7167
7168 * arm.cc (class Reloc_stub): Correct a comment.
7169 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7170 (Target_arm::scan_section_for_stubs): New method declaration.
7171 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7172 Change methods from private to protected.
7173 (Target_arm::do_may_relax): New method definition.
7174 (Target_arm::do_relax, Target_arm::group_sections,
7175 Target_arm::scan_reloc_for_stub,
7176 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7177 (Target_arm::arm_input_section_map_): New data member declaration.
7178 (Target_arm::scan_reloc_for_stub,
7179 Target_arm::scan_reloc_section_for_stubs,
7180 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7181 Target_arm::do_relax): New method definitions.
7182
5d329b7d
ILT		 71832009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7184
7185 * configure.ac: Check for (struct stat)::st_mtim
7186 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7187 * config.in: Regenerate.
7188 * configure: Regenerate.
7189
96a0d71b
ILT		 71902009-11-05 Ian Lance Taylor <iant@google.com>
7191
7192 PR 10910
7193 * output.cc (Output_segment::add_output_section): Add missing
7194 return statement.
7195
594c8e5e
ILT		 71962009-11-04 Ian Lance Taylor <iant@google.com>
7197
7198 PR 10880
7199 * object.h (class Object): Add is_needed and set_is_needed
7200 methods. Add is_needed_ field. Make bool fields into bitfields.
7201 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7202 defined in a dynamic object and referenced by a regular object,
7203 set is_needed for the dynamic object.
7204 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7205 if the file is marked with as_needed and it is not needed.
7206
22b127cc
ILT		 72072009-11-04 Ian Lance Taylor <iant@google.com>
7208
7209 PR 10887
7210 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7211 tags if data is discarded by linker script.
7212 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7213 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7214 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7215 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7216
f5c870d2
ILT		 72172009-11-04 Ian Lance Taylor <iant@google.com>
7218
7219 * layout.cc (Layout::get_output_section): Add is_interp and
7220 is_dynamic_linker_section parameters. Change all callers.
7221 (Layout::choose_output_section): Likewise.
7222 (Layout::make_output_section): Likewise.
7223 (Layout::add_output_section_data): Add is_dynamic_linker_section
7224 parameter. Change all callers.
7225 * layout.h (class Layout): Update declarations.
7226 * output.h (class Output_section): Add is_interp, set_is_interp,
7227 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7228 Add is_interp_, is_dynamic_linker_section_ fields. Change
7229 generate_code_fills_at_write_ to a bitfield.
7230 * output.cc (Output_section::Output_sections): Initialize new
7231 fields.
7232 (Output_segment::add_output_section): Add do_sort parameter.
7233 Change all callers.
7234
1ae4d23b
ILT		 72352009-11-03 Ian Lance Taylor <iant@google.com>
7236
7237 PR 10860
7238 * options.h (class General_options): Add --warn-common.
7239 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7240 merging two common symbols.
7241 (Symbol_table::should_override): Handle --warn-common when merging
7242 a common symbol with a defined symbol. Use report_resolve_problem
7243 for multiple definitions.
7244 (Symbol_table::report_resolve_problem): New function.
7245 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7246
55da9579
DK		 72472009-11-03 Doug Kwan <dougkwan@google.com>
7248
7249 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7250 stub_factory_.
7251 (Target_arm::stub_factory): New method definition.
7252 (Target_arm::new_arm_input_section,
7253 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7254 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7255 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7256 New type definitions.
7257 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7258 member declarations.
7259 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7260 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7261 New method definitions.
7262
37a9ac43
ILT		 72632009-11-03 Ian Lance Taylor <iant@google.com>
7264
7265 * options.h (class General_options): Add --warn_constructors.
7266
b3d6a3d4
ILT		 72672009-11-03 Ian Lance Taylor <iant@google.com>
7268
7269 PR 10893
7270 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7271 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7272
934b01dd
ILT		 72732009-11-03 Ian Lance Taylor <iant@google.com>
7274
7275 PR 10895
7276 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7277 --msgid-bugs-address.
7278 (install-pdf): New target.
7279 (install-data_yes): Look up one directory to find mkinstalldirs.
7280
03c1939b
L		 72812009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7282
7283 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7284 tree.
7285
ebd95253
DK		 72862009-10-30 Doug Kwan <dougkwan@google.com>
7287
7288 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7289
e9bbb538
DK		 72902009-10-30 Doug Kwan <dougkwan@google.com>
7291
7292 * arm.cc (Stub_addend_reader): New struct template definition
7293 and partial specializations.
7294 (Stub_addend_reader::operator()): New method definition for a
7295 partially specialized template.
7296
d5b40221
DK		 72972009-10-30 Doug Kwan <dougkwan@google.com>
7298
7299 * arm.cc (Arm_relobj::processor_specific_flags): New method
7300 definition.
7301 (Arm_relobj::do_read_symbols): New method declaration.
7302 (Arm_relobj::processor_specific_flags_): New data member declaration.
7303 (Arm_dynobj): New class definition.
7304 (Target_arm::do_finalize_sections): Add input_objects parameter.
7305 (Target_arm::do_adjust_elf_header): New method declaration.
7306 (Target_arm::are_eabi_versions_compatible,
7307 (Target_arm::merge_processor_specific_flags): New method declaration.
7308 (Target_arm::do_make_elf_object): New overloaded method definitions
7309 and declaration.
7310 (Arm_relobj::do_read_symbols): New method definition.
7311 (Arm_dynobj::do_read_symbols): Ditto.
7312 (Target_arm::do_finalize_sections): Add input_objects parameters.
7313 Merge processor-specific flags from all input objects.
7314 (Target_arm::are_eabi_versions_compatible,
7315 Target_arm::merge_processor_specific_flags,
7316 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7317 New method definitions.
7318 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7319 Input_objects pointer type parameter.
7320 * layout.cc (Layout::finalize): Pass input objects to target's.
7321 finalize_sections function.
7322 * output.cc (Output_file_header::do_sized_write): Set ELF file
7323 header's processor-specific flags.
7324 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7325 Input_objects pointer type parameter.
7326 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7327 * target.h (Input_objects): New forward class declaration.
7328 (Target::processor_specific_flags,
7329 Target::are_processor_specific_flags_sect): New method definitions.
7330 (Target::finalize_sections): Add input_objects parameter.
7331 (Target::Target): Initialize processor_specific_flags_ and
7332 are_processor_specific_flags_set_.
7333 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7334 parameter.
7335 (Target::set_processor_specific_flags): New method definition.
7336 (Target::processor_specific_flags_,
7337 Target::are_processor_specific_flags_set_): New data member
7338 declarations.
7339 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7340 Input_objects pointer type parameter.
7341
ebabffbd
DK		 73422009-10-30 Doug Kwan <dougkwan@google.com>
7343
7344 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7345
ad0f2072
ILT		 73462009-10-28 Ian Lance Taylor <iant@google.com>
7347
7348 * object.h (class Relobj): Drop options parameter from
7349 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7350 do_scan_relocs, do_relocate. Change all callers.
7351 (class Sized_relobj): Drop options parameters from
7352 do_gc_process_relocs, do_scan_relocs, do_relocate,
7353 do_relocate_sections, relocate_sections, emit_relocs_scan,
7354 emit_relocs_scan_reltype. Change all callers.
7355 (struct Relocate_info): Remove options field and all references to
7356 it.
7357 * reloc.h (class Read_relocs): Remove options constructor
7358 parameter and options_ field. Change all callers.
7359 (class Gc_process_relocs, class Scan_relocs): Likewise.
7360 (class Relocate_task): Likewise.
7361 * target-reloc.h (scan_relocs): Remove options parameter. Change
7362 all callers.
7363 (scan_relocatable_relocs): Likewise.
7364 * target.h (class Sized_target): Remove options parameter from
7365 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7366 all callers.
7367 * gc.h (gc_process_relocs): Remove options parameter. Change all
7368 callers.
7369 * arm.cc: Update functions to remove options parameters.
7370 * i386.cc: Likewise.
7371 * powerpc.cc: Likewise.
7372 * sparc.cc: Likewise.
7373 * x86_64.cc: Likewise.
7374 * testsuite/testfile.cc: Likewise.
7375
8ffa3667
DK		 73762009-10-28 Doug Kwan <dougkwan@google.com>
7377
7378 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7379 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7380 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7381 New method definitions.
7382
40f36857
CC		 73832009-10-28 Cary Coutant <ccoutant@google.com>
7384
7385 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7386 (Plugin::cleanup_done_): New member.
7387 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7388 (Plugin_manager::cleanup_done_): Remove.
7389 (Plugin_manager::add_input_file): Edit error message.
7390 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7391 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7392
2c849493
ILT		 73932009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7394
7395 * fileread.cc: (File_read::View::~View): Use the new
7396 data_ownership_ filed.
7397 (File_read::~File_read): Dispose the new whole_file_view_.
7398 (File_read::open): Mmap the whole file if needed.
7399 (File_read::open): Use whole_file_view_ instead of contents_.
7400 (File_read::find_view): Use whole_file_view_ if applicable.
7401 (File_read::do_read): Use whole_file_view_ instead of contents_.
7402 (File_read::make_view): Use whole_file_view_ instead of contents_,
7403 update File_read::View::View call.
7404 (File_read::find_or_make_view): Update File_read::View::View
7405 call.
7406 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7407 remove contents_
7408 (File_read::View::Data_ownership): New enum.
7409 (File_read::View::View): Replace bool mapped_ with Data_ownership
7410 argument.
7411 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7412 (File_read::View::data_ownership_): New field.
7413 (File_read::contents_): Remove (replaced by whole_file_view_).
7414 (File_read::whole_file_view_): New field.
7415 * options.h (class General_options): Add --keep-files-mapped.
7416
24998053
CC		 74172009-10-27 Cary Coutant <ccoutant@google.com>
7418
7419 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7420 * testsuite/Makefile.am (plugin_test_5): New test case.
7421 * testsuite/Makefile.in: Regenerate.
7422
72adc4fa
DK		 74232009-10-25 Doug Kwan <dougkwan@google.com>
7424
7425 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7426 from private to protected to allow access by child class.
7427 (Sized_relobj::do_relocate_sections): New method declaration.
7428 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7429 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7430 Sized_relobj::relocate_sections. Instantiate template explicitly
7431 for different target sizes and endianity.
7432
07f508a2
DK		 74332009-10-24 Doug Kwan <dougkwan@google.com>
7434
7435 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7436 (Arm_input_section::as_arm_input_section): New method.
7437 (Arm_output_section): New class definition.
7438 (Arm_output_section::create_stub_group,
7439 Arm_output_section::group_sections): New method definitions.
7440
10ad9fe5
DK		 74412009-10-22 Doug Kwan <dougkwan@google.com>
7442
7443 * arm.cc (Arm_input_section): New class definition.
7444 (Arm_input_section::init, Arm_input_section:do_write,
7445 Arm_input_section::set_final_data_size,
7446 Arm_input_section::do_reset_address_and_file_offset): New method
7447 definitions.
7448
56ee5e00
DK		 74492009-10-21 Doug Kwan <dougkwan@google.com>
7450
7451 * arm.cc (Stub_table, Arm_input_section): New forward class
7452 declarations.
7453 (Stub_table): New class defintion.
7454 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7455 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7456 New method definition.
7457
b569affa
DK		 74582009-10-21 Doug Kwan <dougkwan@google.com>
7459
7460 * arm.cc: Update copyright comments.
7461 (Target_arm): New forward class template declaration.
7462 (Arm_address): New type.
7463 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7464 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7465 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7466 constants.
7467 (Insn_template): Same.
7468 (DEF_STUBS): New macro.
7469 (Stub_type): New enum type.
7470 (Stub_template): New class definition.
7471 (Stub): Same.
7472 (Reloc_stub): Same.
7473 (Stub_factory): Same.
7474 (Target_arm::Target_arm): Initialize may_use_blx_ and
7475 should_force_pic_veneer_.
7476 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7477 Target_arm::should_force_pic_veneer,
7478 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7479 Target_arm::using_thumb_only, Target_arm:;default_target): New
7480 method defintions.
7481 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7482 New data member declarations.
7483 (Insn_template::size, Insn_template::alignment): New method defintions.
7484 (Stub_template::Stub_template): New method definition.
7485 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7486 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7487 (Stub_factory::Stub_factory): New method definition.
7488 * gold.h (string_hash): New template.
7489 * output.h (Input_section_specifier::hash_value): Use
7490 gold::string_hash.
7491 (Input_section_specifier::string_hash): Remove.
7492 * stringpool.cc (Stringpool_template::string_hash): Use
7493 gold::string_hash.
7494
6c172549
DK		 74952009-10-20 Doug Kwan <dougkwan@google.com>
7496
7497 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7498 symbols of relaxed input sections.
7499 * output.h (Output_section::find_relaxed_input_section): Make
7500 method public.
7501
c5617f2f
DK		 75022009-10-16 Doug Kwan <dougkwan@google.com>
7503
7504 * dynobj.cc (Versions::Versions): Initialize version_script_.
7505 Only insert base version symbol definition for a shared object
7506 if version script defines any version versions.
7507 (Versions::define_base_version): New method definition.
7508 (Versions::add_def): Check that base version is not needed.
7509 (Versions::add_need): Define base version lazily.
7510 * dynobj.h (Versions::define_base_version): New method declaration.
7511 (Versions::needs_base_version_): New data member declaration.
7512 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7513 (check_DATA): Add no_version_test.stdout.
7514 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7515 New make rules.
7516 * testsuite/Makefile.in: Regenerate.
7517 * testsuite/no_version_test.c: New file.
7518 * testsuite/no_version_test.sh: Ditto.
7519
3c12dcdb
DK		 75202009-10-16 Doug Kwan <dougkwan@google.com>
7521
7522 * expression.cc (class Segment_start_expression): New class definition.
7523 (Segment_start_expression::value): New method definition.
7524 (script_exp_function_segment_start): Return a new
7525 Segment_start_expression.
7526 * gold/script-c.h (script_saw_segment_start_expression): New function
7527 prototype.
7528 * script-sections.cc (Script_sections::Script_sections): Initialize
7529 SAW_SEGMENT_START_EXPRESSION_ to false.
7530 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7531 and -Tbbs options to specify section addresses if given in
7532 command line and no SEGMENT_START expression is seen in a script.
7533 * script-sections.h (Script_sections::saw_segment_start_expression,
7534 Script_sections::set_saw_segment_start_expression): New method
7535 definition.
7536 (Script_sections::saw_segment_start_expression_): New data member
7537 declaration.
7538 * script.cc (script_saw_segment_start_expression): New function.
7539 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7540 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7541 script_test_7.sh and script_test_8.sh.
7542 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7543 script_test_8.stdout.
7544 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7545 (script_test_6, script_test_6.stdout, script_test_7,
7546 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7547 * Makefile.in: Regenerate.
7548 * testsuite/script_test_6.sh: New file.
7549 * testsuite/script_test_6.t: Same.
7550 * testsuite/script_test_7.sh: Same.
7551 * testsuite/script_test_7.t: Same.
7552 * testsuite/script_test_8.sh: Same.
7553
64b1ae37
DK		 75542009-10-16 Doug Kwan <dougkwan@google.com>
7555
7556 * output.cc (Output_segment::set_section_list_address): Cast
7557 expressions to unsigned long long type to avoid format warnings.
7558
661be1e2
ILT		 75592009-10-15 Ian Lance Taylor <iant@google.com>
7560
12edd763 7561 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7562 dot assignment to script_sections_.
12edd763
ILT		 7563 * script-sections.cc (Script_sections::add_dot_assignment):
7564 Initialize if necessary.
7565
68b6574b
ILT		 7566 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7567 program headers with no load segment if there is a linker script.
7568
661be1e2
ILT		 7569 * layout.cc (Layout::set_segment_offsets): Align the file offset
7570 to the segment aligment for -N or -n with no load segment.
7571 * output.cc (Output_segment::add_output_section): Don't crash if
7572 the first section is a TLS section.
7573 (Output_segment::set_section_list_addresses): Print an error
7574 message if the address moves backward in a linker script.
7575 * script-sections.cc
7576 (Output_section_element_input::set_section_addresses): Don't
7577 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7578 (Orphan_output_section::set_section_addresses): Likewise.
7579
f15f61a7
DK		 75802009-10-15 Doug Kwan <dougkwan@google.com>
7581
7582 * layout.cc (Layout::finish_dynamic_section): Generate tags
7583 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7584 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7585 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7586
82bb573a
ILT		 75872009-10-14 Ian Lance Taylor <iant@google.com>
7588
7589 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7590 fields.
7591 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7592 data_shdr fields of relinfo.
7593 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7594 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7595 R_386_TLS_LDO_32, adjust based on section flags.
7596 (Target_i386::Relocate::fix_up_ldo): Remove.
7597
374ad285
ILT		 75982009-10-13 Ian Lance Taylor <iant@google.com>
7599
7600 Add support for -pie.
7601 * options.h (class General_options): Add -pie and
7602 --pic-executable.
7603 (General_options::output_is_position_independent): Test -pie.
7604 (General_options::output_is_executable): Return true if not shared
7605 and not relocatable.
7606 (General_options::output_is_pie): Remove.
7607 * options.cc (General_options::finalize): Reject incompatible uses
7608 of -pie.
7609 * gold.cc (queue_middle_tasks): A -pie link is not static.
7610 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7611 * symtab.cc (Symbol::final_value_is_known): Return false if
7612 output_is_position_independent.
7613 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7614 output_is_position_independent.
7615 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7616 output_is_position_independent.
7617 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7618 output_is_position_independent.
7619 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7620 two_file_pie_test.
7621 (basic_pie_test.o, basic_pie_test): New targets.
7622 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7623 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7624 (two_file_pie_test): New target.
7625 * testsuite/Makefile.in: Rebuild.
7626 * README: Remove note saying that -pie is not supported.
7627
c6585162
ILT		 76282009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7629
7630 * options.h (class General_options): Add -init and -fini.
7631 * layout.cc (Layout::finish_dynamic_section): Emit
7632 given init and fini functions.
7633
032ce4e9
ST		 76342009-10-13 Sriraman Tallam <tmsriram@google.com>
7635
7636 * gc.h (gc_process_relocs): Check if icf is enabled using new
7637 function.
7638 * gold.cc (queue_initial_tasks): Likewise.
7639 (queue_middle_tasks): Likewise.
7640 * object.cc (do_layout): Likewise.
7641 * symtab.cc (is_section_folded): Likewise.
7642 * main.cc (main): Likewise.
7643 * reloc.cc (Read_relocs::run): Likewise.
7644 (Sized_relobj::do_scan_relocs): Likewise.
7645 * icf.cc (is_function_ctor_or_dtor): New function.
7646 (Icf::find_identical_sections): Check if function is ctor or dtor when
7647 safe icf is chosen.
7648 * options.h (General_options::icf): Change option to be an enum.
7649 (Icf_status): New enum.
7650 (icf_enabled): New method.
7651 (icf_safe_folding): New method.
7652 (set_icf_status): New method.
7653 (icf_status_): New variable.
7654 * (options.cc) (General_options::finalize): Set icf_status_.
7655 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7656 icf_test and icf_keep_unique_test to use the --icf enum flag.
7657 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7658 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7659
f345227a
ST		 76602009-10-12 Sriraman Tallam <tmsriram@google.com>
7661
7662 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7663 includes to gc.h and icf.h.
7664 * arm.cc: Include gc.h.
7665 * gold.cc: Likewise.
7666 * i386.cc: Likewise.
7667 * powerpc.cc: Likewise.
7668 * sparc.cc: Likewise.
7669 * x86_64.cc: Likewise.
7670 * gc.h: Include icf.h.
7671
1c7814ed
ILT		 76722009-10-11 Ian Lance Taylor <iant@google.com>
7673
7674 * plugin.cc: Include "gold.h" before other header files.
7675
ae3b5189
CD		 76762009-10-10 Chris Demetriou <cgd@google.com>
7677
7678 * options.h (Input_file_argument::Input_file_type): New enum.
7679 (Input_file_argument::is_lib_): Replace with...
7680 (Input_file_argument::type_): New member.
7681 (Input_file_argument::Input_file_argument): Take Input_file_type
7682 'type' rather than boolean 'is_lib' as second argument.
7683 (Input_file_argument::is_lib): Use type_.
7684 (Input_file_argument::is_searched_file): New function.
7685 (Input_file_argument::may_need_search): Handle is_searched_file.
7686 * options.cc (General_options::parse_library): Support -l:filename.
7687 (General_options::parse_just_symbols): Update for Input_file_argument
7688 changes.
7689 (Command_line::process): Likewise.
7690 * archive.cc (Archive::get_file_and_offset): Likewise.
7691 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7692 * script.cc (read_script_file, script_add_file): Likewise.
7693 * fileread.cc (Input_file::Input_file): Likewise.
7694 (Input_file::will_search_for): Handle is_searched_file.
7695 (Input_file::open): Likewise.
7696 * readsyms.cc (Read_symbols::get_name): Likewise.
7697 * testsuite/Makefile.am (searched_file_test): New test.
7698 * testsuite/Makefile.in: Regenerate.
7699 * testsuite/searched_file_test.cc: New file.
7700 * testsuite/searched_file_test_lib.cc: New file.
7701
f3048a1d
ILT		 77022009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7703 Ian Lance Taylor <iant@google.com>
7704
7705 * descriptor.cc: Include <cstdio> and "binary-io.h".
7706 (Descriptors::open): Open the files in binary mode always.
7707 * script.cc (Lex::get_token): Treat \r as whitespace.
7708
d4780e57
ILT		 77092009-10-09 Ian Lance Taylor <iant@google.com>
7710
7711 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7712
d9a893b8
ILT		 77132009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7714 Ian Lance Taylor <iant@google.com>
7715
7716 * configure.ac: Check for readv function also.
7717 * fileread.cc (readv): Define if not HAVE_READV.
7718 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7719 does not exist.
7720 * config.in: Regenerate.
7721 * configure: Regenerate.
7722
c0a62865
DK		 77232009-10-09 Doug Kwan <dougkwan@google.com>
7724
7725 * layout.cc (Layout::make_output_section): Call target hook to make
7726 ordinary output section.
7727 (Layout::finalize): Adjust parameter list of call the
7728 Target::may_relax().
7729 * layout.h (class Layout::section_list): New method.
7730 * merge.h (Output_merge_base::entsize): Change visibility to public.
7731 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7732 New methods.
7733 (Output_merge_string::do_is_string): New method.
7734 * object.cc (Sized_relobj::do_setup): renamed from
7735 Sized_relobj::set_up.
7736 * object.h (Sized_relobj::adjust_shndx,
7737 Sized_relobj::initializ_input_to_output_maps,
7738 Sized_relobj::free_input_to_output_maps): Change visibilities to
7739 protected.
7740 (Sized_relobj::setup): Virtualize.
7741 (Sized_relobj::do_setup): New method declaration.
7742 (Sized_relobj::invalidate_section_offset,
7743 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7744 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7745 * options.cc (parse_int): New function.
7746 * options.h (parse_int): New declaration.
7747 (DEFINE_int): New macro.
7748 (stub_group_size): New option.
7749 * output.cc (Output_section::Output_section): Initialize memebers
7750 merge_section_map_, merge_section_by_properties_map_,
7751 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7752 (Output_section::add_input_section): Handled deferred code-fill
7753 generation and remove an old comment.
7754 (Output_section::add_relaxed_input_section): New method definition.
7755 (Output_section::add_merge_input_section): Use merge section by
7756 properties map to speed to search. Update merge section maps
7757 as appropriate.
7758 (Output_section::build_relaxation_map): New method definition.
7759 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7760 Same.
7761 (Output_section::relax_input_section): Renamed to
7762 Output_section::convert_input_sections_to_relaxed_sections and change
7763 interface to take a vector of pointers to relaxed sections.
7764 (Output_section::find_merge_section,
7765 Output_section::find_relaxed_input_section): New method definitions.
7766 (Output_section::is_input_address_mapped,
7767 Output_section::output_offset, Output_section::output_address):
7768 Use output section data maps to speed up searching.
7769 (Output_section::find_starting_output_address): Add comments.
7770 (Output_section::do_write,
7771 Output_section::write_to_postprocessing_buffer): Do code-fill
7772 generation as appropriate.
7773 (Output_section::get_input_sections): Invalidate relaxed input section
7774 map.
7775 (Output_section::restore_states): Adjust type of checkpoint .
7776 Invalidate relaxed input section map.
7777 * output.h (Output_merge_base): New class declaration.
7778 (Input_section_specifier): New class defintion.
7779 (class Output_relaxed_input_section) Change base class to
7780 Output_section_data_build.
7781 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7782 base class initializer.
7783 (Output_section::add_relaxed_input_section): New method declaration.
7784 (Output_section::Input_section): Change visibility to protected.
7785 (Output_section::Input_section::relobj,
7786 Output_section::Input_section::shndx): Handle relaxed input sections.
7787 Output_section::input_sections) Change visibility to protected. Also
7788 define overload to return a non-const pointer.
7789 (Output_section::Merge_section_properties): New class defintion.
7790 (Output_section::Merge_section_by_properties_map,
7791 Output_section::Output_section_data_by_input_section_map,
7792 Output_section::Relaxation_map): New types.
7793 (Output_section::relax_input_section): Rename method to
7794 Output_section::convert_input_sections_to_relaxed_sections and change
7795 interface to take a vector of relaxed section pointers.
7796 (Output_section::find_merge_section,
7797 Output_section::find_relaxed_input_section,
7798 Output_section::build_relaxation_map,
7799 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7800 New method declarations.
7801 (Output_section::merge_section_map_
7802 Output_section::merge_section_by_properties_map_,
7803 Output_section::relaxed_input_section_map_,
7804 Output_section::is_relaxed_input_section_map_valid_,
7805 Output_section::generate_code_fills_at_write_): New data members.
7806 * script-sections.cc
7807 (Output_section_element_input::set_section_addresses): Call
7808 current_data_size and addralign methods of relaxed input sections.
7809 (Orphan_output_section::set_section_addresses): Call current_data_size
7810 and addralign methods of relaxed input sections.
7811 * symtab.cc (Symbol_table::compute_final_value): Extract template
7812 from the body of Symbol_table::sized_finalize_symbol.
7813 (Symbol_table::sized_finalized_symbol): Call
7814 Symbol_table::compute_final_value.
7815 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7816 (Symbol_table::compute_final_value): New templated method declaration.
7817 * target.cc (Target::do_make_output_section): New method defintion.
7818 * target.h (Target::make_output_section): New method declaration.
7819 (Target::relax): Add more parameters for input objects, symbol table
7820 and layout. Adjust call to do_relax.
7821 (Target::do_make_output_section): New method declaration.
7822 (Target::do_relax): Add parameters for input objects, symbol table
7823 and layout.
7824
d446d6c4
ILT		 78252009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7826
7827 * pread.c: Include stdio.h.
7828
bc06c745
ILT		 78292009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7830
7831 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7832 defined.
7833
75aea3d0
ILT		 78342009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7835
7836 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7837 Change read_shndx type to unsigned int.
7838 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7839 int.
7840 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7841 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7842 Change read_shndx type to unsigned int.
7843 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7844 int.
7845 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7846 * layout.cc (Layout::create_symtab_sections): Cast the result of
7847 local_symcount * symsize to off_t in the gold_assert.
7848
be8fcb75
ILT		 78492009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7850
7851 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7852 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7853 R_ARM_BASE_ABS.
7854 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7855 (Arm_relocate_functions::thm_abs5): New function.
7856 (Arm_relocate_functions::abs12): New function.
7857 (Arm_relocate_functions::abs16): New function.
7858 (Arm_relocate_functions::base_abs): New function.
7859 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7860 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7861 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7862 R_ARM_BASE_ABS.
7863 (Scan::global): Likewise.
7864 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7865 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7866 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7867 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7868 R_ARM_BASE_ABS.
7869
c2a122b6
ILT		 78702009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7871
7872 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7873 (Arm_relocate_functions::movt_prel): New function.
7874 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7875 (Arm_relocate_functions::thm_movt_prel): New function.
7876 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7877 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7878 (Scan::global, Relocate::relocate): Likewise.
7879 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7880
c4aa1e2d
ILT		 78812009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7882
7883 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7884 Incremental_checker.
7885 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7886 unsigned int.
7887 (class Incremental_inputs_header): New class.
7888 (Incremental_inputs_header_writer): Edit comment.
7889 (Incremental_inputs_entry): New class.
7890 (Incremental_inputs_entry_writer): Edit comment.
7891 (Sized_incremental_binary::do_find_incremental_inputs_section):
7892 Add *strtab_shndx parameter, fill it.
7893 (Sized_incremental_binary::do_check_inputs): New method.
7894 (Incremental_checker::can_incrementally_link_output_file): Use
7895 Sized_incremental_binary::check_inputs.
7896 (Incremental_inputs::report_command_line): Save command line in
7897 command_line_.
7898 * incremental.h:
7899 (Incremental_binary::find_incremental_inputs_section): New
7900 method.
7901 (Incremental_binary::do_find_incremental_inputs_section): Add
7902 strtab_shndx parameter.
7903 (Incremental_binary::do_check_inputs): New pure virtual method.
7904 (Sized_incremental_binary::do_check_inputs): Declare.
7905 (Incremental_checker::Incremental_checker): Add incremental_inputs
7906 parameter, use it to initialize incremental_inputs_.
7907 (Incremental_checker::incremental_inputs_): New field.
7908 (Incremental_checker::command_line): New method.
7909 (Incremental_checker::inputs): New method.
7910 (Incremental_checker::command_line_): New field.
7911
c549a694
ILT		 79122009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7913
7914 * incremental.cc: Include <cstdarg> and "target-select.h".
7915 (vexplain_no_incremental): New function.
7916 (explain_no_incremental): New function.
7917 (Incremental_binary::error): New method.
7918 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7919 method.
7920 (make_sized_incremental_binary): New function.
7921 (open_incremental_binary): New function.
7922 (can_incrementally_link_file): Add checks if output is ELF and has
7923 inputs section.
7924 * incremental.h: Include "elfcpp_file.h" and "output.h".
7925 (Incremental_binary): New class.
7926 (Sized_incremental_binary): New class.
7927 (open_incremental_binary): Declare.
7928 * object.cc (is_elf_object): Use
7929 elfcpp::Elf_recognizer::is_elf_file.
7930 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7931 * output.h (Output_file::filesize): New method.
7932
fd3c5f0b
ILT		 79332009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7934
7935 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7936 New function.
7937 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7938 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7939 function.
7940 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7941 function.
7942 (Arm_relocate_functions::movw_abs_nc): New function.
7943 (Arm_relocate_functions::movt_abs): New function.
7944 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7945 (Arm_relocate_functions::thm_movt_abs): New function.
7946 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7947 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7948 (Scan::global): Likewise.
7949 (Relocate::relocate): Likewise.
7950 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7951
7f5309a5
ILT		 79522009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7953
7954 * arm.cc (Arm_relocate_functions::got_prel) New function.
7955 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7956 (Relocate::relocate): Likewise.
7957 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7958
364c7fa5
ILT		 79592009-10-06 Ian Lance Taylor <iant@google.com>
7960
7961 * options.h (class General_options): Define
7962 split_stack_adjust_size parameter.
7963 * object.h (class Object): Add uses_split_stack_ and
7964 has_no_split_stack_ fields. Add uses_split_stack and
7965 has_no_split_stack accessor functions. Declare
7966 handle_split_stack_section.
7967 (class Reloc_symbol_changes): Define.
7968 (class Sized_relobj): Define Function_offsets. Declare
7969 split_stack_adjust, split_stack_adjust_reltype, and
7970 find_functions.
7971 * object.cc (Object::handle_split_stack_section): New function.
7972 (Sized_relobj::do_layout): Call handle_split_stack_section.
7973 * dynobj.cc (Sized_dynobj::do_layout): Call
7974 handle_split_stack_section.
7975 * reloc.cc (Sized_relobj::relocate_sections): Call
7976 split_stack_adjust for executable sections in split_stack
7977 objects. Pass reloc_map to relocate_section.
7978 (Sized_relobj::split_stack_adjust): New function.
7979 (Sized_relobj::split_stack_adjust_reltype): New function.
7980 (Sized_relobj::find_functions): New function.
7981 * target-reloc.h: Include "object.h".
7982 (relocate_section): Add reloc_symbol_changes parameter. Change
7983 all callers.
7984 * target.h (class Target): Add calls_non_split method. Declare
7985 do_calls_non_split virtual method. Declare match_view and
7986 set_view_to_nop.
7987 * target.cc: Include "elfcpp.h".
7988 (Target::do_calls_non_split): New function.
7989 (Target::match_view): New function.
7990 (Target::set_view_to_nop): New function.
7991 * gold.cc (queue_middle_tasks): Give an error if mixing
7992 split-stack and non-split-stack objects with -r.
7993 * i386.cc (Target_i386::relocate_section): Add
7994 reloc_symbol_changes parameter.
7995 (Target_i386::do_calls_non_split): New function.
7996 * x86_64.cc (Target_x86_64::relocate_section): Add
7997 reloc_symbol_changes parameter.
7998 (Target_x86_64::do_calls_non_split): New function.
7999 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8000 parameter.
8001 * powerpc.cc (Target_powerpc::relocate_section): Add
8002 reloc_symbol_changes parameter.
8003 * sparc.cc (Target_sparc::relocate_section): Add
8004 reloc_symbol_changes parameter.
8005 * configure.ac: Call AM_CONDITIONAL for the default target.
8006 * configure: Rebuild.
8007 * testsuite/Makefile.am (TEST_AS): New variable.
8008 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8009 (check_DATA): Add split_i386 and split_x86_64 files.
8010 (SPLIT_DEFSYMS): Define.
8011 (split_i386_[1234n].o): New targets.
8012 (split_i386_[124]): New targets.
8013 (split_i386_[1234r].stdout): New targets.
8014 (split_x86_64_[1234n].o): New targets.
8015 (split_x86_64_[124]): New targets.
8016 (split_x86_64_[1234r].stdout): New targets.
8017 (MOSTLYCLEANFILES): Add new executables.
8018 * testsuite/split_i386.sh: New file.
8019 * testsuite/split_x86_64.sh: New file.
8020 * testsuite/split_i386_1.s: New file.
8021 * testsuite/split_i386_2.s: New file.
8022 * testsuite/split_i386_3.s: New file.
8023 * testsuite/split_i386_4.s: New file.
8024 * testsuite/split_i386_n.s: New file.
8025 * testsuite/split_x86_64_1.s: New file.
8026 * testsuite/split_x86_64_2.s: New file.
8027 * testsuite/split_x86_64_3.s: New file.
8028 * testsuite/split_x86_64_4.s: New file.
8029 * testsuite/split_x86_64_n.s: New file.
8030 * testsuite/testfile.cc (Target_test): Update relocation_section
8031 function.
8032 * testsuite/Makefile.in: Rebuild.
8033
e8a9fcda
ILT		 80342009-10-06 Ian Lance Taylor <iant@google.com>
8035
8036 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8037 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8038 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8039 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8040 the address on ldo_addrs_.
8041 (Target_i386::Relocate::fix_up_ldo): New function.
8042
e99daf92
ILT		 80432009-10-06 Rafael Espindola <espindola@google.com>
8044
8045 * plugin.cc (add_input_library): New.
8046 (Plugin::load): Add add_input_library to tv.
8047 (Plugin_manager::add_input_file): Add the is_lib argument.
8048 (add_input_file): Update call to Plugin_manager::add_input_file.
8049 (add_input_library): New.
8050 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8051
966d4097
DK		 80522009-09-30 Doug Kwan <dougkwan@google.com>
8053
8054 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8055 symbol and call Symbol::may_need_copy_reloc to determine if
8056 a copy reloc is needed.
8057 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8058 nocopyreloc is given in command line.
8059 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8060 given in command line.
8061 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8062 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8063 of the removed Target_i386::may_need_copy_reloc.
8064 * options.h (copyreloc): New option with default value false.
8065 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8066 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8067 instead of the removed Target_powerpc::may_need_copy_reloc.
8068 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8069 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8070 instead of the removed Target_sparc::may_need_copy_reloc.
8071 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8072 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8073 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8074 instead of the removed Target_x86_64::may_need_copy_reloc.
8075
029ba973
ILT		 80762009-09-30 Ian Lance Taylor <iant@google.com>
8077
8078 * object.h (class Object): Remove target_ field, and target,
8079 sized_target, and set_target methods.
8080 (Object::sized_target): Remove.
8081 (class Sized_relobj): Update declarations. Remove sized_target.
8082 * object.cc (Sized_relobj::setup): Remove target parameter.
8083 Change all callers.
8084 (Input_objects::add_object): Don't do anything with the target.
8085 (make_elf_sized_object): Add punconfigured parameter. Change all
8086 callers. Set or test parameter target.
8087 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8088 Change all callers.
8089 * parameters.cc (Parameters::set_target): Change parameter type to
8090 be non-const.
8091 (Parameters::default_target): Remove.
8092 (set_parameters_target): Change parameter type to be non-const.
8093 (parameters_force_valid_target): New function.
8094 (parameters_clear_target): New function.
8095 * parameters.h (class Parameters): Update declarations. Remove
8096 default_target method. Add sized_target and clear_target
8097 methods. Change target_ to be non-const.
8098 (set_parameters_target): Update declaration.
8099 (parameters_force_valid_target): Declare.
8100 (parameters_clear_target): Declare.
8101 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8102 as NULL if we aren't searching.
8103 (Add_symbols::run): Don't check for compatible target.
8104 * fileread.cc (Input_file::open_binary): Call
8105 parameters_force_valid_target.
8106 * gold.cc (queue_middle_tasks): Likewise.
8107 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8108 set_target on object.
8109 * dynobj.h (class Sized_dynobj): Update declarations.
8110 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8111 make_elf_object returns NULL.
8112 (Archive::include_member): Don't check whether object target is
8113 compatible.
8114 * output.cc (Output_section::add_input_section): Get target from
8115 parameters.
8116 (Output_section::relax_input_section): Likewise.
8117 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8118 parameters.
8119 (Sized_relobj::do_scan_relocs): Likewise.
8120 (Sized_relobj::relocate_sections): Likewise.
8121 * resolve.cc (Symbol_table::resolve): Likewise.
8122 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8123 parameter. Change all callers.
8124 (Symbol_table::add_from_object): Get target from parameters.
8125 (Symbol_table::add_from_relobj): Don't check object target.
8126 (Symbol_table::add_from_dynobj): Likewise.
8127 (Symbol_table::define_special_symbol): Get target from
8128 parameters.
8129 * symtab.h (class Symbol_table): Update declaration.
8130 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8131 parameter. Change all callers. Clear parameter target.
8132 (Binary_test): Test target here.
8133 * testsuite/object_unittest.cc (gold_testsuite): Remove
8134 target_test_pointer parameter. Change all callers.
8135 (Object_test): Test target here.
8136
a6a22b83
ILT		 81372009-09-26 Ian Lance Taylor <iant@google.com>
8138
8139 * testsuite/initpri1.c: Don't try to use constructor priorities if
8140 compiling with gcc before 4.3.
8141
6a8f49fe
ILT		 81422009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8143
8144 * testsuite/retain_symbols_file_test.sh (check_present): Change
8145 output file name to retain_symbols_file_test.stdout.
8146 (check_absent): Likewise.
8147
8c604651
CS		 81482009-09-18 Craig Silverstein <csilvers@google.com>
8149
8150 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8151 * options.cc: Include <cerrno> and <fstream>.
8152 (General_options::finalize): Parse -retain-symbols-file tag.
8153 * options.h: New flag.
8154 (General_options): New method should_retain_symbol, new
8155 variable symbols_to_retain.
8156 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8157 should_retain_symbol map.
8158 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8159 * testsuite/Makefile.in: Regenerate.
8160 * testsuite/retain_symbols_file_test.sh: New file.
8161
ca58b19f
NC		 81622009-09-18 Nick Clifton <nickc@redhat.com>
8163
8164 * po/es.po: Updated Spanish translation.
8165
20e6d0d6
DK		 81662009-09-17 Doug Kwan <dougkwan@google.com>
8167
8168 * debug.h (DEBUG_RELAXATION): New constant.
8169 (DEBUG_ALL): Add DEBUG_RELAXATION.
8170 (debug_string_to_enum): Add relaxation debug option.
8171 * layout.cc
8172 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8173 Layout::Relaxation_debug_check::read_sections,
8174 Layout::Relaxation_debug_check::read_sections): New method definitions.
8175 (Layout::Layout): Initialize data members
8176 record_output_section_data_from_scrips_,
8177 script_output_section_data_list_ and relaxation_debug_check_.
8178 (Layout::save_segments, Layout::restore_segments,
8179 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8180 Layout::relaxation_loop_body): New method definitions.
8181 (Layout::finalize): Support relaxation. Move section layout code to
8182 Layout::relaxation_loop_body.
8183 (Layout::set_asection_address_from_script): Move code for orphan
8184 section placement out.
8185 (Layout::place_orphan_sections_in_script): New method definition.
8186 * layout.h (Output_segment_headers, Output_file_header):
8187 New forward class declarations.
8188 (Layout::~Layout): Define.
8189 (Layout::new_output_section_data_from_script): New method definition.
8190 (Layout::place_orphan_sections_in_script): New method declaration.
8191 (Layout::Segment_states): New type declaration.
8192 (Layout::save_segments, Layout::restore_segments,
8193 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8194 Layout::relaxation_loop_body): New method declarations.
8195 (Layout::Output_section_data_list): New type declaration.
8196 (Layout::Relaxation_debug_check): New class definition.
8197 (Layout::record_output_section_data_from_script_,
8198 Layout::script_output_section_data_list_, Layout::segment_states_,
8199 Layout::relaxation_debug_check_): New data members.
8200 * output.cc: (Output_section_headers::do_size): New method definition.
8201 (Output_section_headers::Output_section_headers): Move size
8202 computation to Output_section_headers::do_size.
8203 (Output_segment_headers::do_size): New method definition.
e1df38aa 8204 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8205 Output_file_header::do_size and call it.
8206 (Output_file_header::do_size): New method definition.
8207 (Output_data_group::Output_data_group): Adjust call to
8208 Output_section_data.
8209 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8210 (Output_symtab_xindex::do_write): Add array bound check.
8211 (Output_section::Input_section::print_to_mapfile): Handle
8212 RELAXED_INPUT_SECTION_CODE.
8213 (Output_section::Output_section): Initialize data member checkpoint_.
8214 (Output_section::~Output_section): Delete checkpoint object pointed
8215 by checkpoint_.
8216 (Output_section::add_input_section): Always add an Input_section if
8217 relaxing.
8218 (Output_section::add_merge_input_section): Add assert.
8219 (Output_section::relax_input_section): New method definition.
8220 (Output_section::set_final_data_size): Set load address to zero for
8221 an unallocated section.
8222 (Output_section::do_address_and_file_offset_have_reset_values):
8223 New method definition.
8224 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8225 Handle relaxed input section.
8226 (Output_section::sort_attached_input_sections): Checkpoint input
8227 section list lazily.
8228 (Output_section::get_input_sections): Change type of input_sections to
8229 list of Simple_input_section pointers. Checkpoint input section list
8230 lazily. Also handle relaxed input sections.
8231 (Output_section::add_input_section_for_script): Take a reference to
8232 a Simple_input_section object instead of Relobj pointer and section
8233 index as parameter. Handle relaxed input sections.
8234 (Output_section::save_states, Output_section::restore_states): New
8235 method definitions.
8236 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8237 (Output_data::is_data_size_fixed): New method definition.
8238 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8239 if it is fixed.
8240 (Output_data::address_and_file_offset_have_reset_values): New method
8241 definition.
8242 (Output_data::do_address_and_file_offset_have_reset_values): New method
8243 definition.
8244 (Output_data::set_data_size): Check that data size is not fixed.
8245 (Output_data::fix_data_size): New method definition.
8246 (Output_data::is_data_size_fixed_): New data member.
8247 (Output_section_headers::set_final_data_size): New method definition.
8248 (Output_section_headers::do_size): New method declaration.
8249 (Output_segment_headers::set_final_data_size): New method definition.
8250 (Output_segment_headers::do_size): New method declaration.
8251 (Output_file_header::set_final_data_size)::New method definition.
8252 (Output_file_header::do_size)::New method declaration.
8253 (Output_section_data::Output_section_data): Add new parameter
8254 is_data_size_fixed and use it to fix data size.
8255 (Output_data_const::Output_data_const): Adjust call to base class
8256 constructor and fix data size.
8257 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8258 base class constructor and fix data size.
8259 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8260 base class constructor and fix data size.
8261 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8262 class constructor and fix data size.
8263 (Output_data_group::set_final_data_size): New method definition.
8264 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8265 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8266 class constructor and fix data size.
8267 (Output_relaxed_input_section): New class definition.
8268 (Output_section::Simple_input_section): New class definition.
8269 (Output_section::get_input_sections): Adjust parameter list.
8270 (Output_section::add_input_section_for_script): Same.
8271 (Output_section::save_states, Output_section::restore_states,
8272 Output_section::do_address_and_file_offset_have_reset_values,
8273 (Output_section::Input_section::Input_section): Handle
8274 RELAXED_INPUT_SECTION_CODE. Add new overload for
8275 Output_relaxed_input_section.
8276 (Output_section::Input_section::is_input_section,
8277 Output_section::Input_section::set_output_section): Handle relaxed
8278 input section.
8279 (Output_section::Input_section::is_relaxed_input_section,
8280 Output_section::Input_section::output_section_data,
8281 Output_section::Input_section::relaxed_input_section): New method
8282 definitions.
8283 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8284 value.
8285 (Output_section::Input_section::u1_): Update comments.
8286 (Output_section::Input_section::u2_): Add new union member poris.
8287 (Output_section::Checkpoint_output_section): New classs definition.
8288 (Output_section::relax_input_section): New method declaration.
8289 (Output_section::checkpoint_): New data member.
8290 (Output_segment): Update comments.
8291 (Output_segment::Output_segment): Un-privatize copy constructor.
8292 (Output_segment::operator=): Un-privatize.
8293 * script-sections.cc (Output_section_element::Input_section_list):
8294 Change element type to Output_section::Simple_input_section.
8295 (Output_section_element_dot_assignment::set_section_addresses):
8296 Register output section data for relaxation clean up.
8297 (Output_data_exression::Output_data_expression): Adjust call to base
8298 constructor to fix data size.
8299 (Output_section_element_data::set_section_addresses): Register
8300 Output_data_expression object for relaxation clean up.
8301 (struct Input_section_info): Replace Relobj pointer and section index
8302 pair with Output_section::Simple_input_section and Convert struct to a
8303 class.
8304 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8305 Input_section_info data member to use accessors.
20e6d0d6
DK		 8306 (Output_section_element_input::set_section_addresses): Use layout
8307 parameter. Adjust code to use Output_section::Simple_input_section
8308 and Input_secction_info classes. Register filler for relaxation
8309 clean up.
8310 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8311 and section index pair with Output_section::Simple_input_section
8312 class. Adjust code accordingly.
8313 (Phdrs_element::release_segment): New method definition.
8314 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8315 segment list.
8316 (Script_sections::release_segments): New method definition.
8317 * gold/script-sections.h (Script_sections::release_segments): New
8318 method declaration.
8319 * gold/target.h (Target::may_relax, Target::relax,
8320 Target::do_may_relax, Target::do_relax): New method definitions.
8321
5e445df6
ILT		 83222009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8323
8324 * arm.cc (has_signed_unsigned_overflow): New function.
8325 (Arm_relocate_functions::abs8): New function.
8326 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8327 (Target_arm::Scan::global): Likewise.
8328 (Target_arm::relocate::relocate): Likewise.
8329 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8330 Likewise.
8331
8c604651 83322009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8333
8334 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8335 * testsuite/Makefile.in: Regenerate.
8336
1e9cc1c2
NC		 83372009-09-11 Nick Clifton <nickc@redhat.com>
8338
8339 * po/gold.pot: Updated by the Translation project.
8340
6a89f575
CC		 83412009-09-08 Cary Coutant <ccoutant@google.com>
8342
8343 * output.cc (Output_file::open): Add execute permission to empty file.
8344 * testsuite/Makefile.am (permission_test): New test.
8345 * testsuite/Makefile.in: Regenerate.
8346
fdcac5af
ILT		 83472009-09-02 Ian Lance Taylor <iant@google.com>
8348
8349 * output.cc (Output_file::resize): Call map_no_anonymous rather
8350 than map.
8351
44453f85
ILT		 83522009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8353
8354 * gold.cc: Include "incremental.h".
8355 (queue_initial_tasks): Call Incremental_checker methods.
8356 * incremental.cc: Include "output.h".
8357 (Incremental_checker::can_incrementally_link_output_file): New
8358 method.
8359 * incremental.h (Incremental_checker): New class.
8360
8361 * output.cc (Output_file::open_for_modification): New method.
8362 (Output_file::map_anonymous): Changed return type to bool. Record
8363 map in base_ field.
8364 (Output_file::map_no_anonymous): New method, broken out of map.
8365 (Output_file::map): Use map_no_anonymous and map_anonymous.
8366 * output.h (class Output_file): Update declarations.
8367
293c1386
CC		 83682009-08-24 Cary Coutant <ccoutant@google.com>
8369
8370 * options.h (Command_line::Pre_options): New class.
8371 (Command_line::pre_options): New member.
8372 * options.cc (gold::options::ready_to_register): New variable.
8373 (One_option::register_option): Do nothing if not registering options.
8374 Assert if same short option registered twice.
8375 (General_options::General_options): Turn off option registration when
8376 done constructing.
8377 (Command_line::Pre_options::Pre_options): New constructor.
8378
f773f3d2
CC		 83792009-08-24 Cary Coutant <ccoutant@google.com>
8380
06a73cfe
CC		 8381 * options.h (General_options::no_keep_memory): Remove incorrect
8382 short option.
f773f3d2 8383
a15af8e2
RW		 83842009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8385
8386 * Makefile.am (am__skiplex, am__skipyacc): New.
8387 * Makefile.in: Regenerate.
8388
c462b41b
RW		 83892009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8390
14ec8efd
RW		 8391 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8392 (INCLUDES): ... this.
8393 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8394 (AM_CPPFLAGS): Renamed from ...
8395 (INCLUDE): ... this.
8396 * Makefile.in, testsuite/Makefile.in: Regenerate.
8397
81ecdfbb
RW		 8398 * Makefile.in: Regenerate.
8399 * aclocal.m4: Likewise.
8400 * config.in: Likewise.
8401 * configure: Likewise.
8402 * testsuite/Makefile.in: Likewise.
8403
c462b41b
RW		 8404 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8405 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8406 * Makefile.in: Regenerate.
8407 * testsuite/Makefile.in: Regenerate.
8408
2da73f13
CC		 84092009-08-19 Cary Coutant <ccoutant@google.com>
8410
8411 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8412 symbols in shared libraries overridden by hidden or internal symbols
8413 in the main program.
8414
2db70501
CD		 84152009-08-19 Chris Demetriou <cgd@google.com>
8416
8417 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8418 checking source file names in error messages.
8419
f733487b
DK		 84202009-08-18 Doug Kwan <dougkwan@google.com>
8421
8422 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8423 an elcpp::Ehdr as parameter. Adjust call to set_target.
8424 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8425 an elfcpp::Ehdr as parameter.
8426 * object.cc (Object::set_target): Remove the version that looks up
8427 a target and sets it.
8428 (Sized_relobj::setup): Take a Target object instead of
8429 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8430 (make_elf_sized_object): Find target and ask target to
8431 make an ELF object.
8432 * object.h: (Object::set_target): Remove the version that looks up
8433 a target and sets it.
8434 (Sized_relobj::setup): Take a Target object instead of
8435 an elfcpp:Ehdr as parameter.
8436 * target.cc: Include dynobj.h.
8437 (Target::do_make_elf_object_implementation): New.
8438 (Target::do_make_elf_object): New.
8439 * target.h (Target::make_elf_object): New template declaration.
8440 (Target::do_make_elf_object): New method declarations.
8441 (Target::do_make_elf_object_implementation): New template declaration.
8442
cc70f101
ILT		 84432009-08-14 Ian Lance Taylor <iant@google.com>
8444
8445 * gold.h (FUNCTION_NAME): Define.
8446 (gold_unreachable): Use FUNCTION_NAME.
8447
ef5e0cb1
ST		 84482009-08-12 Sriraman Tallam <tmsriram@google.com>
8449
8450 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8451 symbol in the --keep-unique list is not found.
8452
48c187ce
ST		 84532009-08-12 Sriraman Tallam <tmsriram@google.com>
8454
8455 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8456 been maked as --keep-unique.
8457 (Icf::unfold_section): New function.
8458 * icf.h (Icf::unfold_section): New function.
8459 * options.h (General_options::keep_unique): New option.
8460 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8461 * testsuite/Makefile.in: Regenerate.
8462 * testsuite/icf_keep_unique_test.sh: New file.
8463 * testsuite/icf_keep_unique_test.cc: New file.
8464
645afe0c
CC		 84652009-08-12 Cary Coutant <ccoutant@google.com>
8466
8467 PR 10471
8468 * resolve.cc (Symbol_table::resolve): Check for references from
8469 dynamic objects to hidden and internal symbols.
8470 * testsuite/Makefile.am (hidden_test.sh): New test.
8471 * testsuite/Makefile.in: Regenerate.
8472 * testsuite/hidden_test.sh: New script.
8473 * testsuite/hidden_test_1.c: New test source.
8474 * testsuite/hidden_test_main.c: New test source.
8475
11af873f
DK		 84762009-08-11 Doug Kwan <dougkwan@google.com>
8477
8478 * arm.cc: Update comments.
8479 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8480 segment to locate the .ARM.exidx section if present.
8481
b9f7d72d
DK		 84822009-08-09 Doug Kwan <dougkwan@google.com>
8483
8484 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8485 patch.
8486
ddd3c53c
ST		 84872009-08-07 Sriraman Tallam <tmsriram@google.com>
8488 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8489 compiler warnings.
8490
27721062
ST		 84912009-08-06 Sriraman Tallam <tmsriram@google.com>
8492
8493 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8494 valid tls_segment only for non-debug-section relocations.
8495 * testsuite/Makefile.am: Add gc_tls_test.
8496 * testsuite/Makefile.in: Regenerate.
8497 * testsuite/gc_tls_test.cc: New file.
8498 * testsuite/gc_tls_test.sh: New file.
8499
ef15dade 85002009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8501
ef15dade
ST		 8502 * icf.cc: New file.
8503 * icf.h: New file.
8504 * Makefile.am (CCFILES): Add icf.cc.
8505 (HFILES): Add icf.h
8506 * Makefile.in: Regenerate.
8507 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8508 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8509 section, symbol and addend information for the relocs.
8510 * gold.cc (queue_middle_tasks): Call identical code folding.
8511 * gold.h: Add defines for multimap.
8512 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8513 to the call of finalize_local_symbols.
8514 * main.cc (main): Create object of class Icf.
8515 * object.cc (Sized_relobj::do_layout): Allow this function to be
8516 called twice during icf.
8517 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8518 to sections marked as identical by icf.
8519 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8520 when available.
8521 (Sized_relobj::do_section_entsize): New function.
8522 * object.h (Object::section_entsize): New function.
8523 (Object::do_section_entsize): New pure virtual function.
8524 (Relobj::finalize_local_symbols): Add new parameter.
8525 (Relobj::do_section_entsize): New function.
8526 * options.h (General_options::icf): New option.
8527 (General_options::icf_iterations): New option.
8528 (General_options::print_icf_sections): New option.
8529 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8530 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8531 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8532 icf.
8533 * symtab.cc (Symbol_table::is_section_folded): New function.
8534 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8535 to sections marked as identical by icf.
8536 * symtab.h (Symbol_table::set_icf): New function.
8537 (Symbol_table::icf): New function.
8538 (Symbol_table::is_section_folded): New function.
8539 (Symbol_table::icf_): New data member.
8540 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8541 * testsuite/Makefile.am: Add commands to build icf_test.
8542 * testsuite/Makefile.in: Regenerate.
8543 * testsuite/icf_test.sh: New file.
8544 * testsuite/icf_test.cc: New file.
8545
c3b65ac4
CD		 85462009-07-24 Chris Demetriou <cgd@google.com>
8547
8548 * layout.cc (is_compressible_debug_section): Fix incorrect
8549 comment about compressed section names.
8550
1caf2c51
ILT		 85512009-07-20 Ian Lance Taylor <ian@airs.com>
8552
8553 PR 10419
8554 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8555
1ef4d87f
ILT		 85562009-07-16 Ian Lance Taylor <iant@google.com>
8557
8558 PR 10400
8559 * layout.h: #include <map>.
8560 (class Kept_section): Change from struct to class. Add accessors
8561 and setters. Add section size to Comdat_group mapping. Change
8562 Comdat_group to std::map. Add is_comdat_ field. Add
8563 linkonce_size field in union.
8564 (class Layout): Update declaration of find_or_add_kept_section.
8565 Don't declare find_kept_object.
8566 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8567 parameter. Add object, shndx, is_comdat, and is_group_name
8568 parameters. Change all callers. Adjust for new Kept_section.
8569 (Layout::find_kept_object): Remove.
8570 * object.cc (Sized_relobj::include_section_group): Update use of
8571 Kept_section. Rename secnum to shndx. Only record
8572 Kept_comdat_section if sections are the same size.
8573 (Sized_relobj::include_linkonce_section): Update use of
8574 Kept_section. Only record Kept_comdat_section if sections are the
8575 same size. Set size of linkonce section.
8576 (Sized_relobj::map_to_kept_section): Update call to
8577 get_kept_comdat_section.
8578 * object.h (class Sized_relobj): Rename fields in
8579 Kept_comdat_section to drop trailing underscores; change object
8580 field to Relobj*. Change Kept_comdat_section_table to store
8581 struct rather than pointer.
8582 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8583 Add kept_object and kept_shndx parameters. Change all callers.
8584 (Sized_relobj::get_kept_comdat_section): Change return type to
8585 bool. Add kept_object and kept_shndx parameters. Change all
8586 callers.
8587 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8588 Layout::find_or_add_kept_section.
8589
37c3b7b0
ILT		 85902009-07-09 Ian Lance Taylor <iant@google.com>
8591
8592 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8593 Reserve space in the hash table.
8594
98fa85cb
ILT		 85952009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8596
8597 * fileread.cc (File_read::get_mtime): New method.
8598 * fileread.h (Timespec): New structure.
8599 (File_read::get_mtime): New method.
8600 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8601 Renamed from timestamp_nsec.
8602 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8603 Elf_Xword.
e1df38aa 8604 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8605 timestamp_nsec.
e1df38aa 8606 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8607 (Incremental_inputs::report_obejct): Save mtime; style fix.
8608 (Incremental_inputs::report_script): Save mtime; style fix.
8609 (Incremental_inputs::finalize_inputs): Style fix.
8610 (Incremental_inputs::finalize): Style fix.
8611 (Incremental_inputs::create_input_section_data): Store inputs
8612 mtime.
8613 * incremental.h (Incremental_inputs::report_script): Add mtime
8614 argument.
8615 (Incremental_inputs::Input_info::Input_info): Intialize only one
8616 union member.
8617 (Incremental_inputs::Input_info::archive): Move to nameless
8618 union.
8619 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8620 (Incremental_inputs::Input_info::script): Move to nameless union.
8621 (Incremental_inputs::mtime): New field.
8622 * script.cc (read_input_script): Pass file mtime to
8623 Incremental_input.
8624 * script.h (Script_info::inputs): Style fix.
8625
c9d70757
ILT		 86262009-07-01 Ian Lance Taylor <ian@airs.com>
8627
8628 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8629 instead of 32.
8630
9c547ec3
ILT		 86312009-06-24 Ian Lance Taylor <iant@google.com>
8632
8633 PR 10156
8634 * layout.cc (Layout::choose_output_section): If we find an
8635 existing section, update the flags.
8636 (Layout::create_notes): New function, broken out of
8637 Layout::finalize.
8638 (Layout::finalize): Don't create note sections.
8639 (Layout::create_note): Don't crash if linker script discards
8640 section.
8641 (Layout::create_gold_note): Likewise.
8642 (Layout::create_build_id): Likewise. Don't set
8643 after_input_sections on the section.
8644 (Layout::create_executable_stack_info): Remove target parameter.
8645 Change caller.
8646 * layout.h (class Layout): Declare create_notes. Update
8647 declaration of create_executable_stack_info.
8648 * gold.cc (queue_middle_tasks): Call create_notes.
8649 * output.cc (Output_section::update_flags_for_input_section): Move
8650 here from output.h. If SHF_ALLOC flag is newly set, mark address
8651 invalid.
8652 * output.h (Output_data::mark_address_invalid): New function.
8653 (class Output_section): Only declare, not define,
8654 update_flags_for_input_section. Remove set_flags.
8655
55458500
ILT		 86562009-06-24 Ian Lance Taylor <iant@google.com>
8657
8658 * script-sections.cc (Output_section_definition::
8659 set_section_addresses): Rename shadowing local load_address to
8660 laddr.
8661
1307d6cd
ILT		 86622009-06-24 Ian Lance Taylor <iant@google.com>
8663
8664 PR 10244
8665 * reloc.cc (relocate_sections): Skip empty relocation sections.
8666
ec3f783e
ILT		 86672009-06-23 Ian Lance Taylor <iant@google.com>
8668
8669 PR 10156
8670 * layout.cc (Layout::create_note): Use choose_output_section
8671 rather than make_output_section.
8672
459c9f1c
ILT		 86732009-06-23 Ian Lance Taylor <iant@google.com>
8674
8675 PR 10237
8676 * options.cc (General_options::parse_V): Set printed_version_.
8677 (General_options::General_options): Initialize printed_version_.
8678 * options.h (class General_options): Add printed_version_ field.
8679 * gold.cc (queue_initial_tasks): If there are no input files,
8680 don't give a fatal error if we printed the version information.
8681 (queue_middle_tasks): If using -r with a shared object, give a
8682 fatal error rather than an ordinary error.
8683
1518dc8f
ILT		 86842009-06-23 Ian Lance Taylor <iant@google.com>
8685
8686 PR 10219
8687 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8688 (Layout::make_output_section): Set have_stabstr_section_ if we see
8689 a .stab*str section.
8690 (Layout::finalize): Call link_stabs_sections.
8691 (Layout::link_stabs_sections): New file.
8692 * layout.h (class Layout): Add have_stabstr_section_ field.
8693 Declare link_stabs_sections.
8694
3d857b98
DK		 86952009-06-23 Doug Kwan <dougkwan@google.com>
8696
8697 * Makefile.am (libgold_a_LIBADD): New.
8698 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8699 * Makefile.in: Regenerate.
8700 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8701 * configure: Regenerate.
8702 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8703 * fileread.cc: Include sys/state.h
8704 * gold.h: Declare memmem and strndup if found missing.
8705 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8706
0639a6f6
ILT		 87072009-06-23 Ian Lance Taylor <iant@google.com>
8708
8709 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8710 * configure: Rebuild.
8711
8d63875c
ILT		 87122009-06-23 Ian Lance Taylor <iant@google.com>
8713
8714 PR 10147
8715 * object.cc (Object::section_contents): Don't try to get a view if
8716 the section has length zero.
8717 (Object::handle_gnu_warning_section): If the section is empty, use
8718 the name of the section as the warning.
8719
f7c8a183
ILT		 87202009-06-23 Ian Lance Taylor <iant@google.com>
8721
8722 PR 10133
8723 * stringpool.h (class Stringpool_template): Add optimize_ field.
8724 (Stringpool_template::set_optimize): New function.
8725 * stringpool.cc (Stringpool_template::Stringpool_template):
8726 Initialize optimize_ field.
8727 (Stringpool_template::set_string_offsets): Test local optimize
8728 fild rather than parameter.
8729 * layout.cc (Layout::Layout): Call set_optimize on the section
8730 name stringpool.
8731
e6a307ba
ILT		 87322009-06-22 Ian Lance Taylor <iant@google.com>
8733
8734 PR 10030
8735 * yyscript.y: Parse TARGET.
8736 * script.cc (script_set_target): New function.
8737 * script-c.h (script_set_target): Declare.
8738 * options.cc (General_options::string_to_object_format): Rename
8739 from string_to_object_format in anonymous namespace. Change
8740 callers.
8741 * options.h (class General_options): Declare
8742 string_to_object_format.
8743
3ee173de
ILT		 87442009-06-22 Ian Lance Taylor <iant@google.com>
8745
8746 * script-sections.cc (Script_sections::create_segments): Don't put
8747 program headers in a PT_LOAD segment if -n or -N.
8748
87492009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8750
8751 PR 10141
8752 * options.h (class General_options): Add -z lazy and -z now. Sort
8753 -z options into alphabetical order.
8754 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8755
cd6739a1 87562009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8757
8758 * layout.cc (Layout::make_output_section): Call
8759 Target::new_output_section.
8760 (Layout::attach_allocated_section_to_segment): Put large section
8761 sections in a separate load segment with the large segment flag
8762 set.
8763 (Layout::segment_precedes): Sort large data segments after other
8764 load segments.
8765 (align_file_offset): New static function.
8766 (Layout::set_segment_offsets): Use align_file_offset.
8767 * output.h (class Output_section): Add is_small_section_ and
8768 is_large_section_ fields.
8769 (Output_section::is_small_section): New function.
8770 (Output_section::set_is_small_section): New function.
8771 (Output_section::is_large_section): New function.
8772 (Output_section::set_is_large_section): New function.
8773 (Output_section::is_large_data_section): New function.
8774 (class Output_segment): Add is_large_data_segment_ field.
8775 (Output_segment::is_large_data_segment): New function.
8776 (Output_segment::set_is_large_data_segment): New function.
8777 * output.cc (Output_section::Output_section): Initialize new
8778 fields.
8779 (Output_segment::Output_segment): Likewise.
8780 (Output_segment::add_output_section): Add assertion that large
8781 data sections always go in large data segments. Force small data
8782 sections to the end of the list of data sections. Force small BSS
8783 sections to the start of the list of BSS sections. For large BSS
8784 sections to the end of the list of BSS sections.
8785 * symtab.h (class Symbol): Declare is_common_shndx.
8786 (Symbol::is_defined): Check Symbol::is_common_shndx.
8787 (Symbol::is_common): Likewise.
8788 (class Symbol_table): Define enum Commons_section_type. Update
8789 declarations. Add small_commons_ and large_commons_ fields.
8790 * symtab.cc (Symbol::is_common_shndx): New function.
8791 (Symbol_table::Symbol_table): Initialize new fields.
8792 (Symbol_table::add_from_object): Put small and large common
8793 symbols in the right list.
8794 (Symbol_table::sized_finalized_symbol): Check
8795 Symbol::is_common_shndx.
8796 (Symbol_table::sized_write_globals): Likewise.
8797 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8798 common symbol lists. Don't call do_allocate_commons_list if the
8799 list is empty.
8800 (Symbol_table::do_allocate_commons_list): Remove is_tls
8801 parameter. Add comons_section_type parameter. Change all
8802 callers. Handle small and large common symbols.
8803 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8804 Symbol::is_common_shndx.
8805 * resolve.cc (symbol_to_bits): Likewise.
8806 * target.h (Target::small_common_shndx): New function.
8807 (Target::small_common_section_flags): New function.
8808 (Target::large_common_shndx): New function.
8809 (Target::large_common_section_flags): New function.
8810 (Target::new_output_section): New function.
8811 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8812 small_common_section_flags, and large_common_section_flags
8813 fields.
8814 (Target::do_new_output_section): New virtual function.
8815 * arm.cc (Target_arm::arm_info): Initialize new fields.
8816 * i386.cc (Target_i386::i386_info): Likewise.
8817 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8818 Likewise.
8819 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8820 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8821 (Target_x86_64::do_new_output_section): New function.
8822 * configure.ac: Define conditional MCMODEL_MEDIUM.
8823 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8824 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8825 (large_LDFLAGS): Define.
8826 * testsuite/large.c: New file.
8827 * testsuite/testfile.cc (Target_test::test_target_info):
8828 Initialize new fields.
8829 * configure, testsuite/Makefile.in: Rebuild.
8830
bb04269c
DK		 88312009-06-05 Doug Kwan <dougkwan@google.com>
8832
8833 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8834 * Makefile.in: Regenerate.
bb04269c
DK		 8835 * i386.cc (class Target_i386): Define new virtual method to
8836 override do_is_local_label_name in parent.
8837 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8838 local symbols if --discard-locals or -X is given.
8839 * options.h (class General_options): Declare new options
8840 '--discard-locals' and '-X' for discarding locals.
8841 * target.h (class Target): Define new methods is_local_label_name.
8842 Declare new virtual method do_is_local_label_name.
8843 * target.cc: New file.
8844 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8845 (check_SCRIPTS): Add discard_locals_test.sh.
8846 (check_DATA): Add discard_local_tests.syms.
8847 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8848 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8849 * testsuite/Makefile.in: Regenerate.
8850 * testsuite/discard_locals_test.c: New file.
8851 * testsuite/discard_locals_test.sh: Same.
8852
805bb01c
DK		 88532009-06-05 Doug Kwan <dougkwan@google.com>
8854
8855 * object.cc (Sized_relobj::Sized_relobj): Initialize
8856 discarded_eh_frame_shndx_ to -1U.
8857 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8858 section.
8859 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8860 a discarded .eh_frame section.
8861 (Sized_relobj::do_finalize_local_symbols): Ditto.
8862 * object.h (class Sized_relobj): Declare new member
8863 discarded_eh_frame_shndx_.
8864 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8865 (local_labels_test.o, local_labels_test): New rules.
8866 * testsuite/Makefile.in: Regenerate.
8867
1dcd334d
DK		 88682009-06-04 Doug Kwan <dougkwan@google.com>
8869
8870 * layout.cc (Layout::section_name_mapping): Add mapping for
8871 special ARM sections.
8872
96d49306
DK		 88732009-06-03 Doug Kwan <dougkwan@google.com>
8874
8875 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8876 (utils::has_overflow): Same.
8877
dff16297
ILT		 88782009-06-03 Ian Lance Taylor <iant@google.com>
8879
8880 * layout.cc (Layout::section_name_mapping): New array, replacing
8881 Layout::linkonce_mapping.
8882 (Layout::section_name_mapping_count): New variable, replacing
8883 Layout::linkonce_mapping_count.
8884 (Layout::linkonce_output_name): Remove.
8885 (Layout::output_section_name): Rewrite.
8886 * layout.h (class Layout): Rename Linkonce_mapping to
8887 Section_name_mapping, linkonce_mapping to section_name_mapping,
8888 linkonce_mapping_count to section_name_mapping_count. Don't
8889 declare linkonce_output_name.
8890
c121c671
DK		 88912009-06-03 Doug Kwan <dougkwan@google.com>
8892
8893 * gold/arm.cc (namespace utils): New.
8894 (Target_arm::reloc_is_non_pic): Define new method.
8895 (class Arm_relocate_functions): New.
8896 (Target_arm::Relocate::relocate): Handle relocation types used by
8897 Android.
8898
07800fab
ILT		 88992009-06-03 Ian Lance Taylor <iant@google.com>
8900
8901 * arm.cc (Target_arm::scan::global): Use || instead of |.
8902
c121c671
DK		 89032009-06-02 Doug Kwan <dougkwan@google.com>
8904
8905 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8906 issued_non_pic_error_.
8907 (class Target_arm::Scan): Declare new method check_non_pic.
8908 Define new method symbol_needs_plt_entry.
8909 Declare new data member issued_non_pic_error_.
8910 (class Target_arm::Relocate): Declare new method
8911 should_apply_static_reloc.
8912 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8913 (Target_arm::Scan::check_non_pic): Define new method.
8914 (Target_arm::Scan::local): Handle a small subset of reloc types used
8915 by Android.
8916 (Target_arm::Scan::local): Same.
8917 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8918
b19b0c6d
ILT		 89192009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8920
8921 * incremental.cc (Incremental_inputs::report_command_line): Filter
8922 out --incremental-* options.
8923
94cdfcff
DK		 89242009-05-29 Doug Kwan <dougkwan@google.com>
8925
8926 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8927 template class.
8928 (class Target_arm): Update comment.
8929 (Target_arm::Target_arm): Initialize new data members GOT_,
8930 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8931 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8932 and Target_arm::rel_dyn_section.
8933 Declare new_enum Target_arm::Got_type.
8934 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8935 and DYNBSS_.
8936 Update commments for member do_dynsym_value.
8937 (Target_arm::got_size, Target_arm::plt_section,
8938 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8939 new methods inside class defintion.
8940 (Target_arm::got_section): Define new method.
8941 (Target_arm::rel_dyn_section): Same.
8942 (Output_data_plt_arm): New template class.
8943 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8944 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8945 (Output_data_plt_arm::add_entry): Same.
8946 (Output_data_plt_arm::first_plt_entry): Define new
8947 static data member for PLT instruction template.
8948 (Output_data_plt_arm::plt_entry): Same.
8949 (Output_data_plt_arm::do_write): Define new method.
8950 (Target_arm::make_plt_entry): Same.
8951 (Target_arm::do_finalize_sections): Same.
8952 (Target_arm::do_dynsym_value): Same.
8953
4a657b0d
DK		 89542009-05-28 Doug Kwan <dougkwan@google.com>
8955
8956 * Makefile.am (TARGETSOURCES): Add arm.cc.
8957 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8958 * Makefile.in: Regenerate.
8959 * arm.cc: New file.
8960 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8961
e7ae8c36
DK		 89622009-05-26 Doug Kwan <dougkwan@google.com>
8963
8964 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8965 (General_options::check_excluded_libs): Strip off directories in
8966 archive name before matching like GNU ld does.
8967 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8968 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8969 (exclude_libs_test_LDFLAGS): Add linker option
8970 -Wl,--exclude-libs,libexclude_libs_test_3
8971 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8972 an explicit archive without using -l.
8973 (alt/libexclude_libs_test_3.a): New make rule.
8974 * testsuite/Makefile.in: Regenerate.
8975 * testsuite/exclude_libs_test.c : Declare lib3_default().
8976 (main): Call it.
8977 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8978 * exclude_libs_test_3.c: New file.
8979
f12e7348
NC		 89802009-05-26 Nick Clifton <nickc@redhat.com>
8981
8982 * po/id.po: New Indonesian translation.
8983 * po/gold.pot: Updated template file.
8984
4daadc0d
ST		 89852009-05-22 Sriraman Tallam <tmsriram@google.com>
8986
e1df38aa 8987 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8988 gc_comdat_test files. Add -Wl,--gc-sections to build
8989 gc_comdat_test.
8990 * testsuite/Makefile.in: Regenerate.
8991 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8992
531813ad
ST		 89932009-05-21 Sriraman Tallam <tmsriram@google.com>
8994
8995 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8996 kept comdat section was garbage collected.
8997 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8998 * testsuite/Makefile.in: Regenerate.
8999 * testsuite/gc_comdat_test.sh: New file.
9000 * testsuite/gc_comdat_test_1.cc: New file.
9001 * testsuite/gc_comdat_test_2.cc: New file.
9002
65514900
CC		 90032009-05-19 Doug Kwan <dougkwan@google.com>
9004
9005 * archive.cc (Archive::Archive): Move constructor from archive.h
9006 to here. Initialize no_export_.
9007 (Archive::get_elf_object_for_member): Set no_export flag of object.
9008 * archive.h (Archive::Archive): Move constructor body to
9009 archive.cc.
9010 (Archive::no_export): New method.
9011 (Archive::no_export_): New field.
9012 * object.h (Object::Object): Initialize no_export_ to false.
9013 (Object::no_export, Object::set_no_export): New methods.
9014 (Object::no_export_): New field.
9015 * options.cc (General_options::parse_exclude_libs): New method.
9016 (General_options::check_excluded_libs) Same.
9017 * options.h (exclude_libs): New option.
9018 (General_options::check_excluded_libs): New method declaration.
9019 (General_options::excluded_libs_): New field.
9020 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9021 default or protected visibility if an object has no-export flag set.
9022 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9023 (check_SCRIPTS): Add exclude_libs_test.sh.
9024 (check_DATA): Add exclude_libs_test.syms.
9025 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9026 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9027 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9028 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9029 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9030 libexclude_libs_test_2.a): New rules.
9031 * testsuite/Makefile.in: Regenerate.
9032 * testsuite/exclude_libs_test.c: New file.
9033 * testsuite/exclude_libs_test.sh: Ditto.
9034 * testsuite/exclude_libs_test_1.c: Ditto.
9035 * testsuite/exclude_libs_test_2.c: Ditto.
9036
1b77ea50
ILT		 90372009-05-15 Ian Lance Taylor <iant@google.com>
9038
9039 * configure.ac: Check for declarations for cases where libiberty.h
9040 checks HAVE_DECL_xxx.
9041 * configure, config.in: Rebuild.
9042
072fe7ce
ILT		 90432009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9044
9045 * gold.h (Incremental_argument_list): Remove (invalid) forward
9046 declaration.
9047 * incremental.cc (Incremental_inputs::report_achive): New method.
9048 (Incremental_inputs::report_object): New method.
9049 (Incremental_inputs::report_script): New method.
9050 (Incremental_inputs::finalize_inputs): New method.
9051 (Incremental_inputs::finalize): Call finalize_inputs().
9052 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9053 Create inputs entries.
9054 * incremental.h (Incremental_input_type): New enum.
9055 (Incremental_inputs::Incremental_input): Initialize new fields.
9056 (Incremental_inputs::report_inputs): New method.
9057 (Incremental_inputs::report_achive): New method.
9058 (Incremental_inputs::report_object): New method.
9059 (Incremental_inputs::report_script): New method.
9060 (Incremental_inputs::finalize_inputs): New method.
9061 (Incremental_inputs::Input_info): New struct.
9062 (Incremental_inputs::Input_info_map): New typedef.
9063 (Incremental_inputs::lock_): New field.
9064 (Incremental_inputs::Inputs_): New field.
9065 (Incremental_inputs::Inputs_map): New field.
9066 * main.cc (main): Call Incremental_input::report_inputs.
9067 * options.h (Input_argument_list): Typedef moved from
9068 Input_arguments.
9069 (Input_file_group::Files): Remove, use ::Input_argument_list.
9070 (Input_file_group::Input_argument_list): Remove, use
9071 ::Input_argument_list.
9072 * plugin.cc (Plugin_manager::add_input_file): Add error in
9073 incremental build.
9074 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9075 functions.
9076 * script.cc (read_input_script): Call
9077 Incremental_input::report_script.
9078 * script.h (Script_info): New class.
9079
b0481b0b
ILT		 90802009-04-27 Ian Lance Taylor <iant@google.com>
9081
9082 * x86_64.cc (do_adjust_output_section): Set entsize to
9083 plt_entry_size.
9084
b22a5a41 90852009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9086
9087 * output.cc (Output_file::close): After short writes, continue
9088 writing from the correct offset in the buffer being written.
9089
40fde488
CD		 90902009-04-23 Chris Demetriou <cgd@google.com>
9091
9092 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9093 * configure: Regenerate.
9094 * config.in: Regenerate.
9095 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9096 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9097
3ce2c28e
ILT		 90982009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9099
9100 * incremental.cc (Incremental_inputs_header_data): Renamed from
9101 Incremental_input_header_data.
9102 (Incremental_inputs_header_data::data_size): New field.
9103 (Incremental_inputs_header_data::put_input_file_count): Renamed
9104 from input_file_count.
9105 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9106 from command_line_offset.
9107 (Incremental_inputs_header_data::put_reserved): Renamed from
9108 put_reserved.
9109 (Incremental_inputs_entry_data): Renamed from
9110 Incremental_input_entry_data.
9111 (Incremental_inputs_entry_data::data_size): New field.
9112 (Incremental_inputs::report_command_line): New method.
9113 (Incremental_inputs::finalize): New method.
9114 (Incremental_inputs::create_incremental_inputs_data): New method.
9115 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9116 * incremental.h: New file.
9117 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9118 (Layout::finalize): Create incremental inputs section in
9119 incremental builds.
9120 (Layout::create_incremental_info_sections): New method.
9121 * layout.h (Layout::incremental_inputs): New method.
9122 (Layout::create_incremental_info_sections): New method.
9123 (Layout::incremental_inputs_): New field.
9124 * main.cc (main): Notify Incremental_input of the command line.
9125
e55bde5e
ILT		 91262009-04-01 Ian Lance Taylor <iant@google.com>
9127 Mikolaj Zalewski <mikolajz@google.com>
9128
9129 * gold.h (reserve_unordered_map): Define, three versions, one for
9130 each version of Unordered_map.
9131 * layout.cc (Layout::Layout): Remove options parameter. Add
9132 number_of_input_files parameter. Don't initialize options_.
9133 Initialize number_of_input_files_ and resized_signatures_. Move
9134 sections_are_attached_.
9135 (Layout::layout_group): Reserve space for group_signatures_.
9136 (Layout::find_or_add_kept_section): Change name parameter to be a
9137 reference. Resize signatures_ map when it gets large enough.
9138 (Layout::layout_eh_frame): Use parameters->options() instead of
9139 this->options_.
9140 (Layout::make_output_section): Likewise.
9141 (Layout::attach_allocated_section_to_segment): Likewise.
9142 (Layout::finalize, Layout::create_executable_stack): Likewise.
9143 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9144 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9145 * layout.h (class Layout): Update declarations. Remove options_
9146 field. Add number_of_input_files_ and resized_signatures_
9147 fields. Move sections_are_attached_ field.
9148 * main.cc (main): Pass number of input files to Layout
9149 constructor. Don't pass options.
9150
154b857c
ILT		 91512009-03-30 Ian Lance Taylor <iant@google.com>
9152
9153 * ffsll.c (ffsll): Correct implementation.
9154
2f35ab9b
ILT		 91552009-03-27 Ian Lance Taylor <iant@google.com>
9156
fd03461a
ILT		 9157 * ffsll.c: New file.
9158 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9159 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9160 * ftruncate.c (ftruncate): Declare before definition.
9161 * mremap.c (mremap): Likewise.
9162 * pread.c (pread): Likewise.
9163 * configure, Makefile.in, config.in: Rebuild.
9164
2f35ab9b
ILT		 9165 * mremap.c: New file.
9166 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9167 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9168 (mremap): Declare if HAVE_MREMAP is not defined.
9169 * configure, Makefile.in, config.in: Rebuild.
9170
33aea2fd
CC		 91712009-03-27 Cary Coutant <ccoutant@google.com>
9172
9173 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9174 position independent.
9175 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9176 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9177
6d479619
CC		 91782009-03-24 Cary Coutant <ccoutant@google.com>
9179
9180 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9181 an executable.
9182 (needs_dynamic_reloc): Likewise.
9183
afc06bb8
ILT		 91842009-03-24 Ian Lance Taylor <iant@google.com>
9185
9186 * yyscript.y (file_cmd): Recognize EXTERN.
9187 (extern_name_list, extern_name_list_body): New nonterminals.
9188 * script.cc (script_add_extern): Define.
9189 * script-c.h (script_add_extern): Declare.
9190
f6060a4d
ILT		 91912009-03-24 Rafael Avila de Espindola <espindola@google.com>
9192
9193 * object.cc (is_elf_object): Define.
9194 * object.h (is_elf_object): Declare.
9195 * archive.cc (Archive::get_elf_object_for_member): Call
9196 is_elf_object.
33aea2fd 9197 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9198
26736d8e
ILT		 91992009-03-24 Elliott Hughes <enh@google.com>
9200
9201 * output.cc (Output_file::map_anonymous): Define.
9202 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9203 try an anonymous one. Report the size if the mmap fails.
9204 * output.h (class Output_file): Declare map_anonymous.
9205
22fd9730
ILT		 92062009-03-24 Ian Lance Taylor <iant@google.com>
9207
9208 * target-select.cc (instantiate_target): Don't acquire the lock if
9209 the instantiated_target_ field has already been set.
9210
cb010894
ILT		 92112009-03-23 Ian Lance Taylor <iant@google.com>
9212
7f055c20
ILT		 9213 * gold-threads.h (class Initialize_lock): Define.
9214 * gold-threads.cc (class Initialize_lock_once): Define.
9215 (initialize_lock_control): New static variable.
9216 (initialize_lock_pointer): New static variable.
9217 (initialize_lock_once): New static function.
9218 (Initialize_lock::Initialize_lock): Define.
9219 (Initialize_lock::initialize): Define.
9220 * target-select.h: Include "gold-threads.h".
9221 (class Target_selector): Add lock_ and initialize_lock_ fields.
9222 Don't define instantiate_target, just declare it.
9223 * target-select.cc (Target_selector::Target_selector): Initialize
9224 new fields.
9225 (Target_selector::instantiate_target): Define.
9226 * descriptors.h: Include "gold-threads.h".
9227 (class Descriptors): Add initialize_lock_ field.
9228 * descriptors.cc (Descriptors::Descriptors): Initialize new
9229 field.
9230 (Descriptors::open): Use initialize_lock_ field
9231 * errors.h (class Errors): Add initialize_lock_ field.
9232 * errors.cc (Errors::Errors): Initialize new field.
9233 (Errors::initialize_lock): Use initialize_lock_ field.
9234 * powerpc.cc (class Target_selector_powerpc): Remove
9235 instantiated_target_ field. In do_recognize call
9236 instantiate_target rather than do_instantiate_target. In
9237 do_instantiate_target just allocate a new target.
9238 * sparc.cc (class Target_selector_sparc): Likewise.
9239
36959681
ILT		 9240 * freebsd.h: New file.
9241 * i386.cc: Include "freebsd.h".
9242 (Target_i386): Derive from Target_freebsd rather than
9243 Sized_target.
9244 (Target_selector_i386): Derive from Target_selector_freebsd rather
9245 than Target_selector.
9246 * x86_64.cc: Include "freebsd.h".
9247 (Target_x86_64): Derive from Target_freebsd rather than
9248 Sized_target.
9249 (Target_selector_x86_64): Derive from Target_selector_freebsd
9250 rather than Target_selector.
9251 * target.h (class Target): Add adjust_elf_header and
9252 do_adjust_elf_header.
9253 * output.cc (Output_file_header:: do_sized_write): Call target
9254 adjust_elf_header routine.
9255 * configure.tgt: Set targ_osabi.
9256 * configure.ac: Define GOLD_DEFAULT_OSABI.
9257 * parameters.cc (Parameters::default_target): Pass
9258 GOLD_DEFAULT_OSABI to select_target.
9259 * target-select.h (class Target_selector): Make instantiate_target
9260 protected rather than private.
9261 * Makefile.am (HFILES): Add freebsd.h.
9262 * configure, Makefile.in, config.in: Rebuild.
9263
cb010894
ILT		 9264 * merge.cc (do_add_input_section): Correct pend value. Change
9265 message about last entry not being null terminated from error to
9266 warning.
9267
0e879927
ILT		 92682009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9269
9270 * incremental.cc: New file.
9271 * Makefile.am (CCFILES): Add incremental.cc.
9272 * Makefile.in: Rebuild.
9273
41105937
PP		 92742009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9275
9276 * layout.cc (Layout::output_section_name): Preserve names
9277 of '.note.' sections.
e1df38aa 9278
60439920
ILT		 92792009-03-19 Ian Lance Taylor <iant@google.com>
9280
9281 * descriptors.cc (Descriptors::open): Check that the options are
9282 valid before using them.
9283
0d371ad3
ILT		 92842009-03-18 Ian Lance Taylor <iant@google.com>
9285
9286 * script-sections.h: Include <list>.
9287 (class Script_sections): Change Sections_elements from std::vector
9288 to std::list. Typedef public Elements_iterator. Add
9289 orphan_section_placement_, data_segment_align_start_, and
9290 saw_data_segment_align_ fields. Remove data_segment_align_index_
9291 field.
9292 * script-sections.cc (class Orphan_section_placement): New class.
9293 (class Sections_element): Add virtual functions is_relro and
9294 orphan_section_init. Remove virtual function place_orphan_here.
9295 (class Output_section_definition): Add is_relro and
9296 orphan_section_init. Remove place_orphan_here.
9297 (class Orphan_output_section): Likewise.
9298 (Script_sections::Script_sections): Update for field changes.
9299 (Script_sections::data_segment_align): Set saw_data_segment_align_
9300 and data_segment_align_start_, not data_segment_align_index.
9301 (Script_sections::data_segment_relro_end): Check
9302 saw_data_segment_align_. Use data_segment_align_start_ rather
9303 than data_segment_align_index_.
9304 (Script_sections::place_orphan): Rewrite to use
9305 Orphan_section_placement.
9306
9201d894
ILT		 93072009-03-17 Ian Lance Taylor <iant@google.com>
9308
9c5b8369
ILT		 9309 * archive.cc (Archive::add_symbols): Check for a version attached
9310 to the symbol name in the archive map.
9311 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9312 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9313 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9314 (ver_test_11.a): New target.
9315 * testsuite/Makefile.in: Rebuild.
9316
9201d894
ILT		 9317 * configure.ac: Check for chsize and posix_fallocate. Replace
9318 ftruncate.
9319 * ftruncate.c: New file, from gnulib.
9320 * output.cc (posix_fallocate): Define dummy version if not
9321 HAVE_POSIX_FALLOCATE.
9322 (Output_file::map): Call posix_fallocate rather than lseek and
9323 write.
9324 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9325 * configure, Makefile.in, config.in: Rebuild.
9326
ef4ab7a8 93272009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9328
ef4ab7a8
PP		 9329 * layout.h (Layout::create_note): Add section_name parameter.
9330 * layout.cc (Layout::create_note): Likewise.
9331 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9332
8c500701
ILT		 93332009-03-17 Ian Lance Taylor <iant@google.com>
9334
e85b18e1
ILT		 9335 * descriptors.cc: Include "options.h".
9336 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9337 (Descriptors::open): Always use O_CLOEXEC when opening a new
9338 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9339 then set FD_CLOEXEC.
9340
9efe6174
ILT		 9341 * sparc.cc (class Target_sparc): Add has_got_section.
9342 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9343 make sure we have a GOT section.
9344
9345 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9346 (Target_sparc::Scan::local): Likewise.
9347 (Target_sparc::Scan::global): Likewise.
9348 (Target_sparc::Relocate::relocate): Likewise.
9349 (Target_sparc::Relocate::relocate_tls): Likewise.
9350
8c500701
ILT		 9351 * symtab.cc (Symbol_table::define_default_version): New function,
9352 broken out of add_from_object.
9353 (Symbol_table::add_from_object): Call define_default_version.
9354 (Symbol_table::define_special_symbol): Add resolve_oldsym
9355 parameter. Change all callers. If the version for a symbol comes
9356 from a version script, resolve it with the symbol with the same
9357 name with no version. Also add the symbol without a version if
9358 appropriate.
9359 (do_define_in_output_data): If resolving with oldsym, don't delete
9360 sym.
9361 (do_define_in_output_segment): Likewise.
9362 (do_define_as_constant): Likewise.
9363 * symtab.h (class Symbol_table): Update declarations.
9364
f1ed28fb
ILT		 93652009-03-13 Ian Lance Taylor <iant@google.com>
9366
15f8229b
ILT		 9367 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9368 (Read_symbols::requeue): New function.
9369 (Read_symbols::do_read_symbols): If make_elf_object fails because
9370 the target type is not configured, and the file was searched for,
9371 issue a warning and retry with the next directory.
9372 (Add_symbols::run): If the file has an incompatible format, and
9373 it was searched for, requeue the Read_symbols task. On error,
9374 release the object.
9375 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9376 dirindex parameter to constructor. Change all callers. Declare
9377 incompatible_warning and requeue.
9378 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9379 input_argument_ and input_group_ fields. Add them to
9380 constructor. Change all callers.
9381 (class Read_script): Add dirindex_ field. Add it to constructor.
9382 Change all callers.
9383 * archive.cc (Archive::setup): Remove input_objects parameter.
9384 Change all callers.
9385 (Archive::get_file_and_offset): Likewise.
9386 (Archive::read_all_symbols): Likewise.
9387 (Archive::read_symbols): Likewise.
9388 (Archive::get_elf_object_for_member): Remove input_objects
9389 parameter. Add punconfigured parameter. Change all callers.
9390 (Archive::add_symbols): Change return type to bool. Check return
9391 value of include_member.
9392 (Archive::include_all_members): Likewise.
9393 (Archive::include_member): Change return type to bool. Return
9394 false if first included object has incompatible target. Set
9395 included_member_ field.
9396 (Add_archive_symbols::run): If add_symbols returns false, requeue
9397 Read_symbols task.
9398 * archive.h (class Archive): Add included_member_ field.
9399 Initialize it in constructor. Add input_file and searched_for
9400 methods. Update declarations.
9401 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9402 input_argument_ fields. Add them to constructor. Change all
9403 callers.
9404 * script.cc: Include "target-select.h".
9405 (class Parser_closure): Add skip_on_incompatible_target_ and
9406 found_incompatible_target_ fields. Add
9407 skip_on_incompatible_target parameter to constructor. Change all
9408 callers. Add methods skip_on_incompatible_target,
9409 clear_skip_on_incompatible_target, found_incompatible_target, and
9410 set_found_incompatible_target.
9411 (read_input_script): Add dirindex parameter. Change all callers.
9412 If parser finds an incompatible target, requeue Read_symbols
9413 task.
9414 (script_set_symbol): Clear skip_on_incompatible_target in
9415 closure.
9416 (script_add_assertion, script_parse_option): Likewise.
9417 (script_start_sections, script_add_phdr): Likewise.
9418 (script_check_output_format): New function.
9419 * script.h (read_input_script): Update declaration.
9420 * script-c.h (script_check_output_format): Declare.
9421 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9422 (ignore_cmd): Remove OUTPUT_FORMAT.
9423 * fileread.cc (Input_file::Input_file): Add explicit this.
9424 (Input_file::will_search_for): New function.
9425 (Input_file::open): Add pindex parameter. Change all callers.
9426 * fileread.h (class Input_file): Add input_file_argument method.
9427 Declare will_search_for. Update declarations.
9428 * object.cc (make_elf_object): Add punconfigured parameter.
9429 Change all callers.
9430 * object.h (class Object): Make input_file public. Add
9431 searched_for method.
9432 (make_elf_object): Update declaration.
9433 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9434 restart search.
9435 * dirsearch.h (class Dirsearch): Update declaration.
9436 * options.h (class General_options): Add --warn-search-mismatch.
9437 * parameters.cc (Parameters::is_compatible_target): New function.
9438 * parameters.h (class Parameters): Declare is_compatible_target.
9439 * workqueue.cc (Workqueue::add_blocker): New function.
9440 * workqueue.h (class Workqueue): Declare add_blocker.
9441
f1ed28fb
ILT		 9442 * fileread.cc (Input_file::open): Remove options parameter.
9443 Change all callers.
9444 (Input_file::open_binary): Likewise.
9445 * script.cc (read_input_script): Likewise.
9446 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9447 options parameter from constructor. Change all callers.
9448 (class Read_script): Likewise.
9449 * fileread.h (class Input_file): Update declarations.
9450 * script.h (read_input_script): Update declaration.
9451
34dd024a
NC		 94522009-03-10 Nick Clifton <nickc@redhat.com>
9453
9454 * po/es.po: New Spanish translation.
9455
6d71b17c
CC		 94562009-03-06 Cary Coutant <ccoutant@google.com>
9457
9458 * options.cc (parse_short_option): Keep dash_z from registering itself.
9459
031cdbed
ILT		 94602009-03-03 Ian Lance Taylor <iant@google.com>
9461
9462 PR 9918
9463 * target-reloc.h (relocate_section): Pass output_section to
9464 relocate.
9465 * i386.cc (Target_i386::should_apply_static_reloc): Add
9466 output_section parameter. Change all callers.
9467 (Target_i386::Relocate::relocate): Add output_section parameter.
9468 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9469 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9470 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9471 * testsuite/two_file_shared.sh: New script.
9472 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9473 (check_DATA): Add two_file_shared.dbg.
9474 (two_file_shared.dbg): New target.
9475 * testsuite/Makefile.in: Rebuild.
9476
15d5fa16
ILT		 94772009-03-01 Ian Lance Taylor <iant@google.com>
9478
9479 * configure.ac: Check for byteswap.h.
9480 * configure: Rebuild.
9481 * config.in: Rebuild.
9482
8a4c0b0d
ILT		 94832009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9484
9485 * layout.cc (Layout::find_or_add_kept_section): New function.
9486 (Layout::add_comdat): Removed.
9487 * layout.h (struct Kept_section): Move out of class Layout.
9488 Remove trailing underscores from field names. Add group_sections
9489 field. Rename group_ field to is_group. Change all uses.
9490 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9491 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9492 comdat_groups_ field.
9493 (Sized_relobj::include_section_group): Use
9494 find_or_add_kept_section and Kept_section::group_sections.
9495 (Sized_relobj::include_linkonce_section): Likewise.
9496 * object.cc (class Sized_relobj): Don't define Comdat_group or
9497 Comdat_group_table. Remove find_comdat_group and
9498 add_comdat_group. Remove comdat_groups_ field.
9499 * plugin.cc (include_comdat_group): Use
9500 Layout::find_or_add_kept_section.
9501
b4ecf66b
ILT		 95022009-02-28 Ian Lance Taylor <iant@google.com>
9503
14359ca0
ILT		 9504 * README: --gc-sections and map files are now supported. Document
9505 some build requirements.
9506
b4ecf66b
ILT		 9507 PR 6992
9508 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9509 relocatable link set the value of the section symbol to zero.
9510 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9511 relocatable link don't include the section address in the local
9512 symbol value.
9513
0602e05a
ILT		 95142009-02-27 Ian Lance Taylor <iant@google.com>
9515
fd9d194f
ILT		 9516 PR 6811
9517 * options.h (class Search_directory): Add is_system_directory.
9518 (class General_options): Declare is_in_system_directory.
9519 * options.cc (get_relative_sysroot): Make static.
9520 (get_default_sysroot): Make static.
9521 (General_optoins::is_in_system_directory): New function.
9522 * fileread.cc (Input_file::is_in_system_directory): New function.
9523 * fileread.h (class Input_file): Declare is_in_system_directory.
9524 * object.h (class Object): Add is_in_system_directory.
9525 (class Input_objects): Remove system_library_directory_ field.
9526 * object.cc (Input_objects::add_object): Don't set
9527 system_library_directory_.
9528 (input_objects::found_in_system_library_directory): Remove.
9529 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9530 parameter. Change all callers.
9531 (Symbol_table::sized_write_globals): Likewise.
9532 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9533 Call Object::is_in_system_directory.
9534 * symtab.h (class Symbol_table): Update declarations.
9535
61edd21f
ILT		 9536 PR 5990
9537 * descriptors.h (Open_descriptor): Add is_on_stack field.
9538 * descriptors.cc (Descriptors::open): If the descriptor is on the
9539 top of the stack, remove it. Initialize is_on_stack field.
9540 (Descriptors::release): Only add pod to stack if it is not on the
9541 stack already.
9542 (Descriptors::close_some_descriptor): Clear stack_next and
9543 is_on_stack fields.
9544
e29e076a
ILT		 9545 PR 7091
9546 * output.cc (Output_section::find_starting_output_address): Rename
9547 from starting_output_address; add PADDR parameter; change return
9548 type.
9549 * output.h (class Output_section): Declare
9550 find_starting_output_address instead of starting_output_address.
9551 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9552 section symbol for which we can't find a merge section.
9553
0602e05a
ILT		 9554 PR 9836
9555 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9556 hidden or internal, force the symbol to be local.
9557 * resolve.cc (Symbol::override_visibility): Define.
9558 (Symbol::override_base): Use override_visibility.
9559 (Symbol_table::resolve): Likewise.
9560 (Symbol::override_base_with_special): Likewise.
9561 (Symbol_table::override_with_special): If the visibility is hidden
9562 or internal, force the symbol to be local.
9563 * symtab.h (class Symbol): Add set_visibility and
9564 override_visibility.
9565 * testsuite/ver_test_1.sh: New file.
9566 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9567 (check_DATA): Add ver_test_1.syms.
9568 (ver_test_1.syms): New target.
9569 * testsuite/Makefile.in: Rebuild.
9570
401a9a73
CC		 95712009-02-25 Cary Coutant <ccoutant@google.com>
9572
9573 * layout.cc (Layout::choose_output_section): Don't rename sections
9574 when using a linker script that has a SECTIONS clause.
9575 * Makefile.in: Regenerate.
9576
9577 * testsuite/Makefile.am (script_test_5.sh): New test case.
9578 * testsuite/Makefile.in: Regenerate.
9579 * testsuite/script_test_5.cc: New file.
9580 * testsuite/script_test_5.sh: New file.
9581 * testsuite/script_test_5.t: New file.
9582
f488e4b0
CC		 95832009-02-13 Rafael Avila de Espindola <espindola@google.com>
9584
9585 * archive.cc (Archive::include_member): Update calls to add_symbols.
9586 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9587 the Layout argument.
9588 * dynobj.h (do_add_symbols): Add the Layout argument.
9589 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9590 Layout argument.
9591 * object.h (Object::add_symbols): Add the Layout argument.
9592 (Object::do_add_symbols): Add the Layout argument.
9593 (Sized_relobj::do_add_symbols): Add the Layout argument.
9594 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9595 Unify the two versions.
9596 (Add_plugin_symbols): Remove.
9597 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9598 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9599 (Add_plugin_symbols): Remove.
9600 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9601 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9602 (Add_symbols::run): Make it work with Pulginobj.
9603
89dd1680
ILT		 96042009-02-06 Ian Lance Taylor <iant@google.com>
9605
9606 * object.cc (Sized_relobj::do_layout): Make info message start
9607 with lower case letter.
9608
266d0a74
ILT		 96092009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9610
602b464e
ILT		 9611 * binary.cc: Fix file comment.
9612
266d0a74
ILT		 9613 * options.h (enum Incremental_disposition): Define.
9614 (class General_options): Add new options: --incremental,
9615 --incremental_changed, --incremental_unchanged,
9616 --incremental_unknown. Add incremental_disposition_ and
9617 implicit_incremental_ fields.
9618 (General_options::incremental_disposition): New function.
9619 (class Position_dependent_options): Add incremental_disposition
9620 option.
9621 (Position_dependent_options::copy_from_options): Set incremental
9622 dispositions.
9623 * options.cc (General_options::parse_incremental_changed): New
9624 function.
9625 (General_options::parse_incremental_unchanged): New function.
9626 (General_options::parse_incremental_unknown): New function.
9627 (General_options::General_options): Initialize new fields
9628 incremental_disposition_ and implicit_incremental_.
9629 (General_options::finalize): Check for uasge of --incremental-*
9630 without --incremental.
9631
f073bbf7
CD		 96322009-02-06 Chris Demetriou <cgd@google.com>
9633
9634 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9635 pointer and to report location as the file name associated with
9636 the symbol.
9637 (gold_undefined_symbol_at_location): New function to replace the
9638 old gold_undefined_symbol functionality.
9639 * target-reloc.h (relocate_section): Update to use
9640 gold_undefined_symbol_at_location.
9641 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9642 Call gold_undefined_symbol function rather than gold_error.
9643 * errors.h (Errors::undefined_symbol): Take location as a
9644 string, rather than calculating it from a relocation.
9645 * errors.cc (Errors::fatal): Print "fatal error:" before the
9646 formatted message.
9647 (Errors::error, Errors::error_at_location): Print "error: "
9648 before the formatted message.
9649 (Errors::undefined_symbol): Take location as a string, rather
9650 than calculating it from a relocation.
9651 (gold_undefined_symbol_at_location): New function akin to
9652 old gold_undefined_symbol, calculates location from relocation.
9653 (gold_undefined_symbol): Change to take only a Symbol pointer
9654 and to report location as the file name associated with the symbol.
9655 * testsuite/debug_msg.sh: Update for changed error messages.
9656 * testsuite/undef_symbol.sh: Likewise.
9657
8e94a90c
ILT		 96582009-02-04 Duncan Sands <baldrick@free.fr>
9659
9660 PR 9812
9661 * reduced_debug_output.h
9662 (Output_reduced_debug_abbrev_section::failed): Use format for
9663 gold_warning.
9664 (Output_reduced_debug_info_section::faild): Likewise.
9665
88a0e15b
ILT		 96662009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9667
9668 * script.cc (Lazy_demangler): New class.
9669 (Version_script_info::get_symbol_version_helper): Demangle a
9670 symbol only once.
9671
5efc7cd2
CC		 96722009-01-29 Cary Coutant <ccoutant@google.com>
9673
9674 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9675 to __tls_get_addr.
9676 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9677
e0ebcf42
ILT		 96782009-01-28 Ian Lance Taylor <iant@google.com>
9679
5efc7cd2 9680 * version.cc (version_string): Bump to 1.9.
75fe7426 9681
e0ebcf42
ILT		 9682 * gold.h: Include <cstring> and <stdint.h>.
9683 * version.cc: Include <cstdio>.
9684 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9685 warning.
9686 * reduced_debug_output.cc (insert_into_vector): Rename from
9687 Insert_into_vector; change all callers. Use Swap_unaligned to
9688 avoid aliasing issue; remove union since it is unnecessary.
9689
8e2813be 96902009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9691
9692 * Makefile.am (CCFILES): Add gc.cc.
9693 (HFILES): Add gc.h.
9694 * Makefile.in: Regenerate.
9695 * gold.cc (Gc_runner): New class.
9696 (queue_initial_tasks): Call garbage collection related tasks
9697 when corresponding options are invoked.
9698 (queue_middle_gc_tasks): New function.
9699 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9700 processed early before laying out sections during garbage collection.
9701 * gold.h (queue_middle_gc_tasks): New function.
9702 (is_prefix_of): Move from "layout.cc".
9703 * i386.cc (Target_i386::gc_process_relocs): New function.
9704 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9705 * main.cc (main): Create object of class "Garbage_collection".
9706 * object.cc (Relobj::copy_symbols_data): New function.
9707 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9708 (Sized_relobj::do_layout): Allow this function to be called twice
9709 during garbage collection and defer layout of section during the
6d03d481
ST		 9710 first call.
9711 * object.h (Relobj::get_symbols_data): New function.
9712 (Relobj::is_section_name_included): New function.
9713 (Relobj::copy_symbols_data): New function.
9714 (Relobj::set_symbols_data): New function.
9715 (Relobj::get_relocs_data): New function.
9716 (Relobj::set_relocs_data): New function.
9717 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9718 (Relobj::gc_process_relocs): New function.
9719 (Relobj::do_gc_process_relocs): New pure virtual function.
9720 (Relobj::sd_): New data member.
9721 (Sized_relobj::is_output_section_offset_invalid): New function.
9722 (Sized_relobj::do_gc_process_relocs): New function.
9723 * options.h (General_options::gc_sections): Modify to not be a no-op.
9724 (General_options::print_gc_sections): New option.
9725 * plugin.cc (Plugin_finish::run): Remove function call to
9726 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9727 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9728 * reloc.cc (Read_relocs::run): Add task to process relocs and
9729 determine unreferenced sections when doing garbage collection.
9730 (Gc_process_relocs): New class.
9731 (Sized_relobj::do_gc_process_relocs): New function.
9732 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9733 sections that are garbage collected.
9734 * reloc.h (Gc_process_relocs): New class.
9735 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9736 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9737 symbols whose corresponding sections are garbage collected.
9738 (Symbol_table::Symbol_table): Add new parameter for the garbage
9739 collection object.
9740 (Symbol_table::gc_mark_undef_symbols): New function.
9741 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9742 (Symbol_table::gc_mark_dyn_syms): New function.
9743 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9744 as garbage.
9745 (Symbol_table::add_from_object): Likewise.
9746 (Symbol_table::add_from_relobj): When building shared objects, do not
9747 treat externally visible symbols as garbage.
9748 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9749 table information for static and relocatable links.
9750 * symtab.h (Symbol_table::set_gc): New function.
9751 (Symbol_table::gc): New function.
9752 (Symbol_table::gc_mark_undef_symbols): New function.
9753 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9754 (Symbol_table::gc_mark_dyn_syms): New function.
9755 (Symbol_table::gc_): New data member.
e1df38aa 9756 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9757 function.
9758 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9759 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9760
3b293544
CF		 97612009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9762
9763 * options.h (General_options::gc_sections): Define as a no-op for now.
9764 (General_options::no_keep_memory): Ditto.
9765 (General_options::Bshareable): Define.
9766 * options.cc (General_options::finalize): Honor -Bshareable.
9767
83d22aa8
AS		 97682009-01-20 Andreas Schwab <schwab@suse.de>
9769
9770 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9771 read the value in the contents, since we don't use it. Use the
9772 template endianness when writing.
9773 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9774
cd536b21
AS		 97752009-01-19 Andreas Schwab <schwab@suse.de>
9776
9777 * configure.tgt (powerpc64-*): Fix targ_obj.
9778
99e9a495
ILT		 97792009-01-15 Ian Lance Taylor <iant@google.com>
9780
9781 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9782 local symbols when stripping all symbols.
9783
bbbfea06
CC		 97842009-01-14 Cary Coutant <ccoutant@google.com>
9785
99e9a495 9786 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9787
0f7c0701
CC		 97882009-01-14 Cary Coutant <ccoutant@google.com>
9789
9790 * archive.cc (Archive::get_elf_object_for_member): Remove call
9791 to File_read::claim_for_plugin.
9792 * descriptors.cc (Descriptors::open): Remove reference to
9793 is_claimed.
9794 (Descriptors::claim_for_plugin): Remove.
9795 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9796 (Descriptors::is_claimed): Remove.
9797 (claim_descriptor_for_plugin): Remove.
9798 * fileread.cc (File_read::claim_for_plugin): Remove.
9799 * fileread.h (File_read::claim_for_plugin): Remove.
9800 (File_read::descriptor): Reopen descriptor if necessary.
9801 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9802 (Plugin_manager::all_symbols_read): Add task parameter. Change
9803 all callers.
9804 (Plugin_manager::get_input_file): New function.
9805 (Plugin_manager::release_input_file): New function.
9806 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9807 corresponding data member.
9808 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9809 and pass to base constructor. Change all callers.
9810 (get_input_file, release_input_file): New functions.
9811 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9812 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9813 (Plugin_manager::all_symbols_read): Add task parameter.
9814 (Plugin_manager::get_input_file): New function.
9815 (Plugin_manager::release_input_file): New function.
9816 (Plugin_manager::task_): New data member.
9817 (Pluginobj::Pluginobj): Add filesize parameter.
9818 (Pluginobj::filename): New function.
9819 (Pluginobj::descriptor): New function.
9820 (Pluginobj::filesize): New function.
9821 (Pluginobj::filesize_): New data member.
9822 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9823 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9824 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9825
9826 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9827 with archive libraries.
9828 * testsuite/Makefile.in: Regenerate.
9829 * testsuite/plugin_test.c (struct sym_info): New type.
9830 (get_input_file, release_input_file): New static variables.
9831 (onload): Capture new transfer vector entries.
9832 (claim_file_hook): Stop reading at end of file according to filesize.
9833 Factor out parsing of readelf output into separate function.
9834 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9835 APIs and get the source file name from the symbol table. Convert
9836 source file name to corresponding object file name. Print info
9837 message when adding new input files.
9838 (parse_readelf_line): New function.
9839 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9840 * testsuite/plugin_test_2.sh: Likewise.
9841 * testsuite/plugin_test_3.sh: Likewise.
9842 * testsuite/plugin_test_4.sh: New test case.
9843
62a6d109
ILT		 98442009-01-07 Ian Lance Taylor <iant@google.com>
9845
9846 * version.cc (version_string): Bump to 1.8.
9847
483620e8
CC		 98482008-12-23 Cary Coutant <ccoutant@google.com>
9849
9850 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9851 * plugin.cc (Plugin_manager::finish): Rename as
9852 layout_deferred_objects. Move cleanup to separate function.
9853 (Plugin_manager::cleanup): New function.
9854 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9855 separately.
9856 * plugin.h (Plugin_manager::finish): Rename as
9857 layout_deferred_objects.
9858 (Plugin_manager::cleanup): New function.
9859 (Plugin_manager::cleanup_done): New field.
9860
d66a9eb3
CC		 98612008-12-23 Cary Coutant <ccoutant@google.com>
9862
9863 * plugin.cc (is_visible_from_outside): New function.
9864 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9865 so we don't return "IR only" status for exported symbols or -r links.
9866
9867 * testsuite/Makefile.am (plugin_test_3): New test case.
9868 * testsuite/Makefile.in: Regenerate.
9869 * testsuite/plugin_test_3.sh: New file.
9870
5995b570
CC		 98712008-12-22 Cary Coutant <ccoutant@google.com>
9872
9873 * object.cc (Sized_relobj::layout_section): New function.
9874 (Sized_relobj::do_layout): Defer layout of input sections until after
9875 plugin has provided replacement files.
9876 (Sized_relobj::do_layout_deferred_sections): New function.
9877 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9878 (Relobj::layout_deferred_sections): New function.
9879 (Relobj::do_layout_deferred_sections): New function.
9880 (Sized_relobj::do_layout_deferred_sections): New function.
9881 (Sized_relobj::layout_section): New function.
9882 (Sized_relobj::Deferred_layout): New structure.
9883 (Sized_relobj::deferred_layout_): New field.
9884 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9885 Change all callers. Layout deferred sections.
9886 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9887 references.
9888 (Plugin_hook::run): Move code from do_plugin_hook inline.
9889 (Plugin_hook::do_plugin_hook): Remove.
9890 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9891 (Plugin_manager::finish): Renamed, was cleanup.
9892 (Plugin_manager::should_defer_layout): New function.
9893 (Plugin_manager::add_deferred_layout_object): New function.
9894 (Plugin_manager::Deferred_layout_list): New type.
9895 (Plugin_manager::deferred_layout_objects_): New field.
9896 (Plugin_hook::do_plugin_hook): Remove.
9897
ee769c88
ILT		 98982008-12-17 Ian Lance Taylor <iant@google.com>
9899
9900 * options.h (class General_options): Add --no case for
9901 --export-dynamic.
9902
abc8dcba
CC		 99032008-12-16 Cary Coutant <ccoutant@google.com>
9904
9905 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9906 vector.
9907 (Plugin_manager::claim_file): Create plugin object even if
9908 plugin did not call the add_symbols callback.
9909 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9910 asking for more symbols than were added.
9911 * testsuite/Makefile.am (plugin_test_1): Add test case with
9912 no global symbols.
9913 (empty.syms): New target.
9914 * testsuite/Makefile.in: Regenerate.
9915 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9916 message. Don't call add_symbols if no globals.
9917 (all_symbols_read_hook): Don't provide replacement for empty
9918 claimed file.
9919
b0074644
ILT		 99202008-12-12 Ian Lance Taylor <iant@google.com>
9921
68943102
ILT		 9922 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9923 r_type == 0 for a local symbol with r_sym == 0.
9924 (scan_relocatable_relocs): Pass r_sym to
9925 local_non_section_strategy.
9926 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9927 r_sym parameter.
9928
b0074644
ILT		 9929 * configure.ac: Update test for TLS descriptors: they are
9930 supported as of glibc 2.9.
9931 * configure: Rebuild.
9932
c2508178
ILT		 99332008-12-11 Ian Lance Taylor <iant@google.com>
9934
9935 PR 7091
9936 * target-reloc.h (Default_scan_relocatable_relocs): For each
9937 function, map r_type == 0 to RELOC_DISCARD.
9938
2756a258
CC		 99392008-12-10 Cary Coutant <ccoutant@google.com>
9940
9941 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9942 object to override a kept COMDAT group from a plugin object.
9943
bb6f53d3
ILT		 99442008-12-09 Ian Lance Taylor <iant@google.com>
9945
fbc558e1
ILT		 9946 PR 7088
9947 * yyscript.y (file_cmd): Handle INPUT.
9948
bb6f53d3
ILT		 9949 * testsuite/initpri1.c: Change all declarations to be full
9950 prototypes by adding void, to avoid compiler warnings.
9951
4674ecfc
CC		 99522008-12-05 Rafael Avila de Espindola <espindola@google.com>
9953
9954 * options.cc (General_options::parse_plugin_opt): New.
9955 (General_options::add_plugin): The argument now is just the filename.
9956 (General_options::add_plugin_option): New.
9957 * options.h (plugin_opt): New.
9958 (add_plugin): Change argument name.
9959 (add_plugin_option): New.
9960 * plugin.cc (Plugin::load): Don't parse the plugin option.
9961 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9962 (Plugin::add_option): New.
9963 (Plugin::args_): Change type.
9964 (Plugin::filename_): New.
9965 (Plugin_manager::add_plugin_option): New.
9966 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9967 * testsuite/Makefile.in: Regenerate.
9968
fd06b4aa
CC		 99692008-12-05 Cary Coutant <ccoutant@google.com>
9970
9971 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9972 Handle --strip-lto-sections option.
9973 * options.h (strip_lto_sections): New option.
9974
6c52134c
CC		 99752008-12-01 Cary Coutant <ccoutant@google.com>
9976
9977 * plugin.cc (ld_plugin_message): Change format parameter to const.
9978 Fix mismatch between new[] and delete.
9979
a45248e0
CC		 99802008-11-14 Cary Coutant <ccoutant@google.com>
9981
9982 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9983 instead of -1U.
9984
c82fbeee
CS		 99852008-11-05 Craig Silverstein <csilvers@google.com>
9986
9987 * options.cc (General_options::parse_dynamic_list): New function.
9988 * options.h (General_options): New flags dynamic_list,
9989 dynamic_list_data, dynamic_list_cpp_new, and
9990 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9991 (General_options::in_dynamic_list): New function.
9992 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9993 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9994 (Lex::can_continue_name): Likewise.
9995 (yylex): Likewise.
9996 (read_script_file): New parameter script_options.
9997 (read_dynamic_list): New function.
9998 (Script_options::define_dynamic_list): New function.
9999 (dynamic_list_keyword_parsecodes): New variable.
10000 (dynamic_list_keywords): New variable.
10001 * script.h (Script_options::define_dynamic_list): New function
10002 prototype.
10003 (read_dynamic_list): New function prototype.
10004 * symtab.cc (strprefix): New macro.
10005 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10006 dynamic_list_data, dynamic_list_cpp_new, and
10007 dynamic_list_cpp_typeinfo.
10008 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10009 (dynamic_list_expr): New rule.
10010 (dynamic_list_nodes): Likewise.
10011 (dynamic_list_node): Likewise.
10012 * testsuite/Makefile.am (dynamic_list): New test.
10013 * testsuite/Makefile.in: Regenerated.
10014 * testsuite/dynamic_list.t: New file.
10015 * testsuite/dynamic_list.sh: New file.
10016
e0bb29a5
CS		 100172008-11-05 Craig Silverstein <csilvers@google.com>
10018
10019 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10020 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10021 (t11_last): Likewise.
10022 * testsuite/ver_test_6.c (main): Likewise.
10023
4e1e25e0
CC		 100242008-10-07 Cary Coutant <ccoutant@google.com>
10025
10026 * options.c (General_options::finalize): Add check for -static and
10027 -shared.
10028 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10029 is not empty.
10030
92f03fcb
CC		 100312008-10-02 Cary Coutant <ccoutant@google.com>
10032
10033 * plugin.cc (make_sized_plugin_object): Fix conditional
10034 compilation to work when not all targets are enabled.
10035
fbd8a257
CC		 100362008-09-29 Cary Coutant <ccoutant@google.com>
10037
10038 * archive.cc (Archive::get_file_and_offset): Use filename instead
10039 of name to get library path.
10040 (Archive::include_member): Unlock external member of a thin archive.
10041
10042 * testsuite/Makefile.am (TEST_AR): New variable.
10043 (thin_archive_test_1): New test.
10044 (thin_archive_test_2): New test.
81636b3f
CC		 10045 * testsuite/Makefile.in: Regenerate.
10046 * testsuite/thin_archive_main.cc: New file.
10047 * testsuite/thin_archive_test_1.cc: New file.
10048 * testsuite/thin_archive_test_2.cc: New file.
10049 * testsuite/thin_archive_test_3.cc: New file.
10050 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10051
eff45813
CC		 100522008-09-29 Cary Coutant <ccoutant@google.com>
10053
10054 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10055 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10056 instead of -1U.
10057 (Sized_relobj::do_finalize_local_symbols): Likewise.
10058 (Sized_relobj::map_to_kept_section): Likewise.
10059 * object.h (Sized_relobj::invalid_address): New constant.
10060 (Sized_relobj::do_output_section_offset): Check for invalid_address
10061 and return -1ULL.
10062 * output.cc (Output_reloc::local_section_offset): Use constant
10063 invalid_address instead of -1U.
10064 (Output_reloc::get_address): Likewise.
10065 (Output_section::output_address): Change -1U to -1ULL.
10066 * output.h (Output_reloc::invalid_address): New constant.
10067 * reloc.cc (Sized_relobj::write_sections): Use constant
10068 invalid_address instead of -1U.
10069 (Sized_relobj::relocate_sections): Likewise.
10070 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10071 values for merge sections.
10072 * target-reloc.h (relocate_for_relocatable): Use constant
10073 invalid_address instead of -1U.
10074
89fc3421
CC		 100752008-09-19 Cary Coutant <ccoutant@google.com>
10076
10077 Add plugin functionality for link-time optimization (LTO).
10078 * configure.ac (plugins): Add --enable-plugins option.
10079 * configure: Regenerate.
10080 * config.in: Regenerate.
10081 * Makefile.am (LIBDL): New variable.
10082 (CCFILES): Add plugin.cc.
10083 (HFILES): Add plugin.h.
10084 (ldadd_var): Add LIBDL.
10085 * Makefile.in: Regenerate.
10086
10087 * archive.cc: Include "plugin.h".
10088 (Archive::setup): Don't preread archive symbols when using a plugin.
10089 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10090 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10091 files.
10092 (Archive::include_member): Add symbols from plugin objects.
10093 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10094 * descriptors.cc (Descriptors::open): Check for file descriptors
10095 abandoned by plugins.
10096 (Descriptors::claim_for_plugin): New function.
10097 * descriptors.h (Descriptors::claim_for_plugin): New function.
10098 (Open_descriptor::is_claimed): New field.
10099 (claim_descriptor_for_plugin): New function.
10100 * fileread.cc (File_read::claim_for_plugin): New function.
10101 * fileread.h (File_read::claim_for_plugin): New function.
10102 (File_read::descriptor): New function.
10103 * gold.cc: Include "plugin.h".
10104 (queue_initial_tasks): Add task to call plugin hooks for generating
10105 new object files.
10106 * main.cc: Include "plugin.h".
10107 (main): Load plugin libraries.
10108 * object.h (Pluginobj): Declare.
10109 (Object::pluginobj): New function.
10110 (Object::do_pluginobj): New function.
10111 (Object::set_target): New function.
10112 * options.cc: Include "plugin.h".
10113 (General_options::parse_plugin): New function.
10114 (General_options::General_options): Initialize plugins_ field.
10115 (General_options::add_plugin): New function.
10116 * options.h (Plugin_manager): Declare.
10117 (General_options): Add --plugin option.
10118 (General_options::has_plugins): New function.
10119 (General_options::plugins): New function.
10120 (General_options::add_plugin): New function.
10121 (General_options::plugins_): New field.
10122 * plugin.cc: New file.
10123 * plugin.h: New file.
10124 * readsyms.cc: Include "plugin.h".
10125 (Read_symbols::do_read_symbols): Check for archive before checking
10126 for ELF file. Call plugin hooks to claim files.
10127 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10128 from a real object file; force override when processing replacement
10129 files.
10130 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10131 (Symbol::init_base_object): Likewise.
10132 (Symbol::init_base_output_data): Likewise.
10133 (Symbol::init_base_output_segment): Likewise.
10134 (Symbol::init_base_constant): Likewise.
10135 (Symbol::init_base_undefined): Likewise.
10136 (Symbol::output_section): Assert that object is not a plugin.
10137 (Symbol_table::add_from_pluginobj): New function.
10138 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10139 undefined.
10140 (Symbol_table::sized_write_globals): Likewise.
10141 (Symbol_table::add_from_pluginobj): Instantiate template.
10142 * symtab.h (Sized_pluginobj): Declare.
10143 (Symbol::in_real_elf): New function.
10144 (Symbol::set_in_real_elf): New function.
10145 (Symbol::in_real_elf_): New field.
10146 (Symbol_table::add_from_pluginobj): New function.
10147
10148 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10149 (LIBDL): New variable.
10150 (LDADD): Add LIBDL.
10151 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10152 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10153 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10154 (MOSTLYCLEANFILES): Likewise.
10155 * testsuite/Makefile.in: Regenerate.
10156 * testsuite/plugin_test.c: New file.
10157 * testsuite/plugin_test_1.sh: New file.
10158 * testsuite/plugin_test_2.sh: New file.
10159
de31bda5
ILT		 101602008-09-16 Ian Lance Taylor <iant@google.com>
10161
9c2d0ef9
ILT		 10162 * target-reloc.h (relocate_section): Check whether a symbol is
10163 defined by the ABI before reporting an undefined symbol error.
10164 * target.h (Target::is_defined_by_abi): Make parameter const.
10165 (Target::do_is_defined_by_abi): Likewise.
10166 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10167 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10168 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10169 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10170 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10171 * testsuite/Makefile.in: Rebuild.
10172
de31bda5
ILT		 10173 * fileread.cc (make_view): Add casts to avoid warning.
10174
9fa33bee
AO		 101752008-09-16 Alexandre Oliva <aoliva@redhat.com>
10176
10177 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10178 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10179
183fd0e3
AO		 101802008-09-16 Alexandre Oliva <aoliva@redhat.com>
10181
10182 * options.h (General_options::output_is_executable): New.
10183 (General_options::output_is_pie): New.
10184 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10185 for shared libraries.
10186 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10187
7be8330a
CD		 101882008-09-11 Chris Demetriou <cgd@google.com>
10189
10190 * options.h (origin): New -z option.
10191 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10192 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10193 in DT_FLAGS_1.
10194
a9caad02
CC		 101952008-09-05 Cary Coutant <ccoutant@google.com>
10196
10197 * fileread.cc (File_read::make_view): Add check for attempt to map
10198 beyond end of file.
10199
ae6dce4d
CC		 102002008-09-05 Cary Coutant <ccoutant@google.com>
10201
10202 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10203 explicit instantiations.
10204
d7ab2a47
KVH		 102052008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10206
10207 PR gold/6858
10208 * options.cc (General_options::finalize): Allow undefined symbols
10209 in shlibs if linking -shared.
10210
10211 PR gold/6859
10212 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10213 symbols as not needing a dynsym entry.
10214
1e52a9c1
CS		 102152008-08-20 Craig Silverstein <csilvers@google.com>
10216
10217 * fileread.cc (File_read::open): Do not lock the file unless it
10218 was successfully opened.
10219
d85c80a3
CC		 102202008-08-14 Cary Coutant <ccoutant@google.com>
10221
10222 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10223 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10224 * testsuite/tls_test.cc (struct int128): 128-bit struct
10225 for testing TLS relocs with non-zero addend.
10226 (v12): New TLS variable.
10227 (t12): New test.
10228 (t_last): Add check for v12.
10229 * testsuite/tls_test.h (t12): New function.
10230 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10231
2d924fd9
ILT		 102322008-08-13 Ian Lance Taylor <iant@google.com>
10233
10234 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10235 set tls_segment_ or relro_segment_.
10236 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10237 when appropriate.
10238 * output.h (Output_section::clear_is_relro): New function.
10239 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10240 sections specially even when output_data_ is empty.
10241 (Output_segment::maximum_alignment): When first section is relro,
10242 only force alignment for PT_LOAD segments.
10243 * script.cc (script_data_segment_align): New function.
10244 (script_data_segment_relro_end): New function.
10245 * script-c.h (script_data_segment_align): Declare.
10246 (script_data_segment_relro_end): Declare.
10247 * script-sections.h (class Script_sections): Declare
10248 data_segment_align and data_segment_relro_end. Add fields
10249 segment_align_index_ and saw_relro_end_.
10250 * script-sections.cc (class Sections_element): Add set_is_relro
10251 virtual function. Add new bool* parameter to place_orphan_here.
10252 Add get_output_section virtual function.
10253 (class Output_section_definition): Add set_is_relro. Add new
10254 bool* parameter to place_orphan_here. Add get_output_section.
10255 Add is_relro_ field.
10256 (Output_section_definition::Output_section_definition): Initialize
10257 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10258 and is_relro_ fields.
10259 (Output_section_definition::place_orphan_here): Add is_relro
10260 parameter.
10261 (Output_section_definition::set_section_addresses): Set relro for
10262 output section.
10263 (Output_section_definition::alternate_constraint): Likewise.
10264 (class Orphan_output_section): Add new bool* parameter to
10265 place_orphan_here. Add get_output_section.
10266 (Orphan_output_section::place_orphan_here): Add is_relro
10267 parameter.
10268 (Script_sections::Script_sections): Initialize
10269 data_segment_align_index_ and saw_relro_end_.
10270 (Script_sections::data_segment_align): New function.
10271 (Script_sections::data_segment_relro_end): New function.
10272 (Script_sections::place_orphan): Set or clear is_relro.
10273 (Script_sections::set_section_addresses): Force alignment of first
10274 TLS section.
10275 * yyscript.y (exp): Call script_data_segment_align and
10276 script_data_segment_relro_end.
10277 * testsuite/relro_script_test.t: New file.
10278 * testsuite/relro_test.cc (using_script): Declare.
10279 (t1, t2): Test using_script.
10280 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10281 (relro_script_test_SOURCES): Define.
10282 (relro_script_test_DEPENDENCIES): Define.
10283 (relro_script_test_LDFLAGS): Define.
10284 (relro_script_test_LDADD): Define.
10285 (relro_script_test.so): New target.
10286 * testsuite/Makefile.in: Rebuild.
10287
f827c9a9
CC		 102882008-08-06 Cary Coutant <ccoutant@google.com>
10289
10290 * archive.cc (Archive::total_archives, Archive::total_members)
10291 (Archive::total_members_loaded): New variables.
10292 (Archive::setup): Add parameter. Add option to preread
10293 archive symbols.
10294 (Archive::read_armap): Add counter.
10295 (Archive::get_file_and_offset): New function.
10296 (Archive::get_elf_object_for_member): New function.
10297 (Archive::read_all_symbols): New function.
10298 (Archive::read_symbols): New function.
10299 (Archive::add_symbols): Add counters.
10300 (Archive::include_all_members): Use armap to find members if it's
10301 already built.
10302 (Archive::include_member): Skip reading symbols if already read.
10303 Factored code into Archive::get_file_and_offset and
10304 Archive::get_elf_object_for_member. Changed call to
10305 Mapfile::report_include_archive_member.
10306 (Archive::print_stats): New function.
10307 * archive.h: Declare Object and Read_symbols_data classes.
10308 (Archive::Archive): Add initializers for new members.
10309 (Archive::setup): Add parameter.
10310 (Archive::print_stats): New function.
10311 (Archive::total_archives, Archive::total_members)
10312 (Archive::total_members_loaded): New variables.
10313 (Archive::get_file_and_offset): New function.
10314 (Archive::get_elf_object_for_member): New function.
10315 (Archive::read_all_symbols): New function.
10316 (Archive::read_symbols): New function.
10317 (Archive::Archive_member): New class.
10318 (Archive::members_): New member.
10319 (Archive::num_members_): New member.
10320 * main.cc: Include archive.h.
10321 (main): Call Archive::print_stats.
10322 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10323 archive parameter; member_name is now the fully-decorated name.
10324 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10325 * options.h: (General_options): Add --preread-archive-symbols option.
10326 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10327 Archive::setup.
10328
de4c45bd
ILT		 103292008-08-04 Ian Lance Taylor <iant@google.com>
10330
10331 * symtab.h (Symbol::use_plt_offset): New function.
10332 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10333 * powerpc.cc (Relocate::relocate): Likewise.
10334 * sparc.cc (Relocate::relocate): Likewise.
10335 * x86_64.cc (Relocate::relocate): Likewise.
10336 * testsuite/weak_plt.sh: New test.
10337 * testsuite/weak_plt_main.cc: New test.
10338 * testsuite/weak_plt_shared.cc: New test.
10339 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10340 (check_PROGRAMS): Add weak_plt.
10341 (check_DATA): Add weak_plt_shared.so.
10342 (weak_plt_main_pic.o, weak_plt): New targets.
10343 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10344 * testsuite/Makefile.in: Rebuild.
10345
10346 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10347 gcctestdir/ld.
10348 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10349 * testsuite/Makefile.in: Rebuild.
10350
323ee3f4
AM		 103512008-08-04 Alan Modra <amodra@bigpond.net.au>
10352
10353 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10354 * Makefile.in: Regenerate.
10355 * po/POTFILES.in: Regenerate.
10356
7c07ecec
ILT		 103572008-07-29 Ian Lance Taylor <iant@google.com>
10358
10359 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10360 symbols before other symbols.
10361 * testsuite/script_test_2.cc (test_addr): Declare.
10362 (test_addr_alias): Declare.
10363 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10364 values.
7c07ecec
ILT		 10365 * testsuite/script_test_2.t: Define test_addr_alias and
10366 test_addr.
10367
5778530e
ILT		 103682008-07-24 Ian Lance Taylor <iant@google.com>
10369
2a00e4fb
ILT		 10370 PR 5990
10371 * descriptors.cc: New file.
10372 * descriptors.h: New file.
10373 * gold-threads.h (class Hold_optional_lock): New class.
10374 * fileread.cc: Include "descriptors.h".
10375 (File_read::~File_read): Release descriptor rather than closing
10376 it.
10377 (File_read::open) [file]: Call open_descriptor rather than open.
10378 Set is_descriptor_opened_.
10379 (File_read::open) [memory]: Assert that descriptor is not open.
10380 (File_read::reopen_descriptor): New function.
10381 (File_read::release): Release descriptor.
10382 (File_read::do_read): Make non-const. Reopen descriptor.
10383 (File_read::read): Make non-const.
10384 (File_read::make_view): Reopen descriptor.
10385 (File_read::do_readv): Likewise.
10386 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10387 Update declarations.
10388 * layout.cc: Include "descriptors.h".
10389 (Layout::create_build_id): Use open_descriptor rather than open.
10390 * output.cc: Include "descriptors.h".
10391 (Output_file::open): Use open_descriptor rather than open.
10392 * archive.cc (Archive::const_iterator): Change Archive to be
10393 non-const.
10394 (Archive::begin, Archive::end): Make non-const.
10395 (Archive::count_members): Likewise.
10396 * archive.h (class Archive): Update declarations.
10397 * object.h (Object::read): Make non-const.
10398 * Makefile.am (CCFILES): Add descriptors.cc.
10399 (HFILES): Add descriptors.h.
10400 * Makefile.in: Rebuild.
10401
801647d1
ILT		 10402 PR 6716
10403 * gold.h: Always include <clocale>. Add Solaris workarounds
10404 following code in binutils/sysdep.h.
10405
5edd166e
ILT		 10406 PR 6048
10407 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10408 this->eh_frame_hdr_ is NULL before using it.
10409
c89ad728
ILT		 10410 * dynobj.cc (Versions::Versions): Update comment.
10411
aa86f06b
ILT		 10412 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10413 the base version name.
10414
5778530e
ILT		 10415 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10416 array size plus one.
10417 (Stringpool_template::set_string_offsets): Subtract one from key
10418 before using it as an array index.
10419 (Stringpool_template::get_offset_with_length): Likewise.
10420 (Stringpool_template::write_to_buffer): Likewise.
10421 * stringpool.h (Stringpool_template::get_offset_from_key):
10422 Likewise.
10423
057ead22
ILT		 104242008-07-23 Ian Lance Taylor <iant@google.com>
10425
7f649c59
ILT		 10426 PR 6658
10427 * object.h (Merged_symbol_value::value): Do our best to handle a
10428 negative addend.
10429
057ead22
ILT		 10430 PR 6647
10431 * script.cc (Version_script_info::get_versions): Don't add empty
10432 version tag to return value.
10433 (Version_script_info::get_symbol_version_helper): Change return
10434 type to bool. Add pversion parameter. Change all callers.
10435 (script_register_vers_node): Don't require a non-NULL tag.
10436 * script.h (class Version_script_info): Update declarations.
10437 (Version_script_info::get_symbol_version): Change return type to
10438 bool. Add version parameter. Change all callers.
10439 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10440 handling. Handle an empty version from a version script.
10441 (Symbol_table::define_special_symbol): Likewise.
10442 * testsuite/ver_test_10.script: New file.
10443 * testsuite/ver_test_10.sh: New file.
10444 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10445 (check_DATA): Add ver_test_10.syms.
10446 (ver_test_10.syms, ver_test_10.so): New target.
10447 * testsuite/Makefile.in: Rebuild.
10448
58e54ac2
CD		 104492008-07-23 Simon Baldwin <simonb@google.com>
10450
10451 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10452 to zero for undefined symbols from dynamic libraries.
10453
95d14cd3
ILT		 104542008-07-23 Ian Lance Taylor <iant@google.com>
10455
10456 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10457 Change all callers.
10458 * symtab.h (class Symbol_table): Update declaration.
10459 * testsuite/ver_test_9.cc: New file.
10460 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10461 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10462 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10463 (ver_test_9.so, ver_test_9.o): New targets.
10464 * testsuite/Makefile.in: Rebuild.
10465
92de84a6
ILT		 104662008-07-22 Ian Lance Taylor <iant@google.com>
10467
34810851
ILT		 10468 * options.h (class General_options): Define --check-sections.
10469 * layout.cc (Layout::set_segment_offsets): Handle
10470 --check-sections.
10471
af6156ef
ILT		 10472 * options.h (class General_options): Define -n/--nmagic and
10473 -N/--omagic.
10474 * options.cc (General_options::finalize): For -n/--nmagic or
10475 -N/--omagic, set -static.
10476 * layout.cc (Layout::attach_allocated_section_to_segment): If
10477 -N/--omagic, don't put read-only and read-write sections in
10478 different segments.
10479 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10480 finding a read-only segment.
10481 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10482 don't set the minimum segment alignment to the common page size,
10483 and don't set the file offset to the address modulo the page size.
10484 * script-sections.cc (Script_sections::create_segments): If
10485 -n/--omagic, don't put read-only and read-write sections in
10486 different segments.
10487
92de84a6
ILT		 10488 * cref.cc: New file.
10489 * cref.h: New file.
10490 * options.h (class General_options): Add --print-symbol-counts.
10491 * main.cc (main): Issue defined symbol report if requested.
10492 * archive.cc (Archive::interpret_header): Make into a const member
10493 function.
10494 (Archive::add_symbols): Call Input_objects::archive_start and
10495 archive_stop.
10496 (Archive::const_iterator): Define new class.
10497 (Archive::begin, Archive::end): New functions.
10498 (Archive::include_all_members): Rewrite to use iterator.
10499 (Archive::count_members): New function.
10500 * archive.h (class Archive): Update declarations.
10501 (Archive::filename): New function.
10502 * object.cc: Include "cref.h".
10503 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10504 (Sized_relobj::do_get_global_symbol_counts): New function.
10505 (Input_objects::add_object): Add object to cross-referencer.
10506 (Input_objects::archive_start): New function.
10507 (Input_objects::archive_stop): New function.
10508 (Input_objects::print_symbol_counts): New function.
10509 * object.h: Declare Cref and Archive.
10510 (Object::get_global_symbol_counts): New function.
10511 (Object::do_get_global_symbol_counts): New pure virtual function.
10512 (class Sized_relobj): Add defined_count_ field. Update
10513 declarations.
10514 (class Input_objects): Add cref_ field. Update constructor.
10515 Update declarations.
10516 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10517 defined_count_.
10518 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10519 symbol counts.
10520 (Sized_dynobj::do_get_global_symbol_counts): New function.
10521 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10522 defined_count_. Update declarations. Define Symbols typedef.
10523 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10524 parameter. Change all callers.
10525 (Symbol_table::add_from_dynobj): Add sympointers and defined
10526 parameters. Change all callers.
10527 * symtab.h (class Symbol_table): Update declarations.
10528 * Makefile.am (CCFILES): Add cref.cc.
10529 (HFILES): Add cref.h.
10530 * Makefile.in: Rebuild.
10531
3f7c5e1d
CD		 105322008-07-22 Simon Baldwin <simonb@google.com>
10533
10534 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10535 to zero when writing undefined symbols.
10536
e0b64032
ILT		 105372008-07-22 Ian Lance Taylor <iant@google.com>
10538
10539 * output.cc (Output_section::add_input_section): Don't try to
10540 merge empty merge sections.
10541
096b02cf
CS		 105422008-07-21 Craig Silverstein <csilvers@google.com>
10543
10544 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10545 Include symbol version in error message.
cd536b21 10546
1d1f116d
CD		 105472008-07-20 Chris Demetriou <cgd@google.com>
10548
cd536b21 10549 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10550 (RANDOM_SEED_CFLAGS): New substituted variable.
10551 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10552 * configure: Rebuild.
10553 * Makefile.in: Likewise.
10554 * testsuite/Makefile.in: Likewise.
10555
a18f591e
ILT		 105562008-07-18 Ian Lance Taylor <iant@google.com>
10557
10558 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10559 where we see NAME/NULL and NAME/VERSION as separate symbols.
10560 * testsuite/ver_test_main.cc (main): Call t4.
10561 (t4, t4_2a): Define.
10562 * testsuite/ver_test_2.cc (t4_2): Define.
10563 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10564 * testsuite/ver_test_4.cc (t4_2a): Define.
10565 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10566 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10567
c6e3f6ed
ILT		 105682008-07-17 Ian Lance Taylor <iant@google.com>
10569
10570 * dynobj.cc (Versions::add_def): If we give an error about a
10571 missing version, go ahead and create the version anyhow.
10572
ef9beddf
ILT		 105732008-07-10 Ian Lance Taylor <iant@google.com>
10574
10575 Handle output sections with more than 0x7fffffff bytes.
10576 * object.h (class Relobj): Change map_to_output_ to
10577 output_sections_, and just keep a section pointer. Change all
10578 uses. Move comdat group support to Sized_relobj.
10579 (Relobj::is_section_specially_mapped): Remove.
10580 (Relobj::output_section): Remove poff parameter. Change all
10581 callers.
10582 (Relobj::output_section_offset): New function.
10583 (Relobj::set_section_offset): Rewrite.
10584 (Relobj::map_to_output): Remove.
10585 (Relobj::output_sections): New function.
10586 (Relobj::do_output_section_offset): New pure virtual function.
10587 (Relobj::do_set_section_offset): Likewise.
10588 (class Sized_relobj): Add section_offsets_ field. Add comdat
10589 group support from Relobj. Update declarations.
10590 (Sized_relobj::get_output_section_offset): New function.
10591 (Sized_relobj::do_output_section_offset): New function.
10592 (Sized_relobj::do_set_section_offset): New function.
10593 * object.cc (Relobj::output_section_address): Remove.
10594 (Sized_relobj::Sized_relobj): Initialize new fields.
10595 (Sized_relobj::include_section_group): Cast find_kept_object to
10596 Sized_relobj.
10597 (Sized_relobj::include_linkonce_section): Likewise.
10598 (Sized_relobj::do_layout): Use separate arrays for output section
10599 and output offset.
10600 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10601 output_sections.
10602 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10603 output_sections and section_offsets.
10604 (Sized_relobj::write_local_symbols): Likewise.
10605 (map_to_kept_section): Compute output address directly.
10606 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10607 output_sections and section_offsets.
10608 (Sized_relobj::write_sections): Likewise.
10609 (Sized_relobj::relocate_sections): Likewise.
10610 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10611 * output.h (class Output_reloc): Update declarations. Change
10612 u2_.relobj to Sized_relobj*.
10613 (class Output_data_reloc): Change add functions to use
10614 Sized_relobj*.
10615 * output.cc (Output_reloc::Output_reloc): Change relobj to
10616 Sized_relobj*.
10617 (Output_reloc::local_section_offset): Change return type to
10618 Elf_Addr. Use get_output_section_offset.
10619 (Output_reloc::get_address): Likewise.
10620 (Output_section::is_input_address_mapped): Don't call
10621 is_section_specially_mapped.
10622 (Output_section::output_offset): Likewise.
10623 (Output_section::output_address): Likewise.
10624 (Output_section::starting_output_address): Likewise.
10625 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10626 parameter to Sized_relobj*.
10627 (Copy_relocs::need_copy_reloc): Likewise.
10628 (Copy_relocs::save): Likewise.
10629 * copy-relocs.h (class Copy_relocs): Update declarations.
10630 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10631 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10632 * target-reloc.h (relocate_for_relocatable): Change
10633 offset_in_output_section type to Elf_Addr. Change code that uses
10634 it as well.
10635 * layout.cc (Layout::layout): Always set *off.
10636 * mapfile.cc (Mapfile::print_input_section): Use
10637 output_section_offset.
10638 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10639 Sized_relobj*.
10640 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10641 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10642 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10643
5cb66f97
ILT		 106442008-07-03 Ian Lance Taylor <iant@google.com>
10645
10646 * layout.cc (Layout::include_section): Do not discard unrecognized
10647 SHT_STRTAB sections.
10648
afe47622
CS		 106492008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10650
10651 * script.cc (Lex::can_continue_name): Make '?' allowable in
10652 version-script names.
10653 * testsuite/version_script.map: Change glob pattern to use '?'
10654
5adf9721
ILT		 106552008-06-30 Manish Singh <yosh@gimp.org>
10656
10657 PR 6585
10658 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10659 Correct typo.
10660
e6fde208
ILT		 106612008-06-30 Ian Lance Taylor <iant@google.com>
10662
10663 PR 6660
10664 PR 6682
10665 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10666 versions]: Don't try to read the value in the contents, since we
10667 don't use it. Use the template endianness when writing.
10668
3f2e6a2d
CC		 106692008-06-25 Cary Coutant <ccoutant@google.com>
10670
10671 * fileread.cc (File_read::make_view): Assert on zero-length view.
10672 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10673 symbol table when there are no symbols to read.
10674
c43d3a48
CS		 106752008-06-23 Craig Silverstein <csilvers@google.com>
10676
10677 * version.cc (version_string): Bump to 1.7
10678
5f494ea0
CS		 106792008-06-18 Craig Silverstein <csilvers@google.com>
10680
10681 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10682 constant 0xFFFF to type Valtype.
10683 (Powerpc_relocate_functions::rel16_ha): Likewise.
10684
c42e122e
ILT		 106852008-06-17 Ian Lance Taylor <iant@google.com>
10686
f34787f8
ILT		 10687 * output.h (Output_section::Input_section): Initialize p2align_ to
10688 zero for Output_section_data constructors.
10689 (Output_section::Input_section::addralign): If not an input
10690 section, return the alignment of the Output_section_data.
10691 * testsuite/copy_test.cc: New file.
10692 * testsuite/copy_test_1.cc: New file.
10693 * testsuite/copy_test_2.cc: New file.
10694 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10695 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10696 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10697 (copy_test_1_pic.o, copy_test_1.so): New targets.
10698 (copy_test_2_pic.o, copy_test_2.so): New targets.
10699 * testsuite/Makefile.in: Rebuild.
10700
c42e122e
ILT		 10701 * script-sections.cc (Script_sections::place_orphan): Initialize
10702 local variable exact.
10703
ce3ac18a
DE		 107042008-06-13 David Edelsohn <edelsohn@gnu.org>
10705
10706 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10707
42cacb20
DE		 107082008-06-12 David Edelsohn <edelsohn@gnu.org>
10709 David S. Miller <davem@davemloft.net>
10710
10711 * powerpc.cc: New file.
10712 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10713 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10714 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10715 * Makefile.in: Rebuild.
10716
7b308235
ILT		 107172008-06-09 Ian Lance Taylor <iant@google.com>
10718
10719 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10720 <exception>.
10721 (throwing, orig_terminate): New static variables.
10722 (terminate_handler): New static function.
10723 (t2): Set terminate handler.
10724
f0b886e3
ILT		 107252008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10726
10727 PR 6584
cd536b21 10728 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10729 alignment.
10730
3e90f135
CC		 107312008-05-30 Cary Coutant <ccoutant@google.com>
10732
10733 * archive.cc (Archive::include_all_members) Correct to step
10734 over symbol table and extended name table in thin archives.
10735
e09ad04a
ILT		 107362008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10737
10738 PR 6407
10739 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10740 calculation.
10741
62b01cb5
ILT		 107422008-05-28 Caleb Howe <cshowe@google.com>
10743
10744 * reduced_debug_output.cc: New file.
10745 * reduced_debug_output.h: New file.
92de84a6 10746 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10747 * options.cc (General_options::finalize): Add strip_debug_non_line
10748 to the strip heirarchy.
10749 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10750 fields.
10751 * layout.cc: Include "reduced_debug_output.h".
10752 (Layout::Layout): Initialize new fields.
10753 (line_only_debug_sections): New static array.
10754 (is_lines_only_debug_sections): New static inline function.
10755 (Layout::include_section): Handle --strip-debug-non-line.
10756 (Layout::make_output_section): If --strip-debug-non-line, build
10757 new output sections for .debug_abbrev and .debug_info.
10758 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10759 gold. Warn about possible overflow.
10760 (read_signed_LEB_128): Likewise.
10761 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10762 (read_signed_LEB_128): Declare.
10763 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10764 (HFILES): Add reduced_debug_output.h.
10765 * Makefile.in: Rebuild.
10766
7d9e3d98
ILT		 107672008-05-21 Ian Lance Taylor <iant@google.com>
10768
10769 * mapfile.cc: New file.
10770 * mapfile.h: New file.
10771 * options.h (class General_options): Add -M/--print-map and -Map.
10772 * options.cc (General_options::finalize): Make -M equivalent to
10773 -Map -.
10774 * main.cc: Include <cstdio> and "mapfile.h".
10775 (main): Open mapfile if requested.
10776 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10777 constructor. Change caller.
10778 (queue_initial_tasks): Add mapfile parameter. Change caller.
10779 (queue_middle_tasks): Likewise.
10780 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10781 declarations.
10782 * archive.cc: Include "mapfile.h".
10783 (Archive::add_symbols): Add mapfile parameter. Change all
10784 callers. Pass mapfile, symbol, and reason to include_member.
10785 (Archive::include_all_members): Add mapfile parameter. Change all
10786 callers.
10787 (Archive::include_member): Add mapfile, sym, and why parameters.
10788 Change all callers. Report inclusion to map file.
10789 * archive.h: Include "fileread.h".
10790 (class Archive): Update declarations.
10791 (Archive::file): New const method.
10792 (class Add_archive_symbols): Add mapfile_ field. Update
10793 constructor. Change all callers.
10794 * readsyms.h (class Read_symbols): Likewise.
10795 (class Finish_group): Likewise.
10796 (class Read_script): Likewise.
10797 * common.cc: Include "mapfile.h".
10798 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10799 all callers.
10800 (Symbol_table::do_allocate_commons): Likewise.
10801 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10802 symbol allocation to mapfile.
10803 * common.h (class Allocate_commons_task): Add mapfile_ field.
10804 Update constructor. Change all callers.
10805 * symtab.h (class Symbol_table): Update declarations.
10806 * layout.cc: Include "mapfile.h".
10807 (Layout_task_runner::run): Print information to mapfile.
10808 (Layout::create_gold_note): Change Output_data_fixed_space to
10809 Output_data_zero_fill.
10810 (Layout::create_build_id): Likewise.
10811 (Layout::print_to_mapfile): New function.
10812 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10813 constructor. Change caller.
10814 (class Layout): Declare print_to_mapfile.
10815 * output.cc (Output_section::Input_section::print_to_mapfile): New
10816 function.
10817 (Output_section::add_input_section): If producing a map, always
10818 add to input_sections_ list.
10819 (Output_section::do_print_to_mapfile): New function.
10820 (Output_segment::print_sections_to_mapfile): New function.
10821 (Output_segment::print_section_list_to_mapfile): New function.
10822 * output.h: Include "mapfile.h".
10823 (Output_data::print_to_mapfile): New function.
10824 (Output_data::do_print_to_mapfile): New virtual function.
10825 (Output_segment_headers::do_print_to_mapfile): New function.
10826 (Output_file_header::do_print_to_mapfile): New function.
10827 (Output_data_const::do_print_to_mapfile): New function.
10828 (class Output_data_const_buffer): Add map_name_ field. Update
10829 constructor. Change all callers. Add do_print_to_mapfile
10830 function.
10831 (class Output_data_fixed_space): Likewise.
10832 (class Output_data_space): Likewise.
10833 (class Output_data_zero_fill): New class.
10834 (Output_data_strtab::do_print_to_mapfile): New function.
10835 (Output_data_reloc_base::do_print_to_mapfile): New function.
10836 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10837 (Output_data_group::do_print_to_mapfile): New function.
10838 (Output_data_got::do_print_to_mapfile): New function.
10839 (Output_data_dynamic::do_print_to_mapfile): New function.
10840 (Output_symtab_xindex::do_print_to_mapfile): New function.
10841 (class Output_section): Declare do_print_to_mapflie. Declare
10842 print_to_mapfile in Input_section.
10843 (class Output_segment): Declare new functions.
10844 * object.h (Sized_relobj::symbol_count): New function.
10845 * script-sections.cc
10846 (Output_section_element_dot_assignment::set_section_addresses):
10847 Change Output_data_fixed_space to Output_data_zero_fill.
10848 (Output_data_expression::do_print_to_mapfile): New function.
10849 * script.cc (read_input_script): Add mapfile parameter. Change
10850 all callers.
10851 * script.h (read_input_script): Update declaration.
10852 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10853 (Eh_frame::do_print_to_mapfile): New function.
10854 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10855 (Output_merge_string::do_print_to_mapfile): New function.
10856 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10857 function.
10858 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10859 function.
10860 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10861 function.
10862 * Makefile.am (CCFILES): Add mapfile.cc.
10863 (HFILES): Add mapfile.h.
10864 * Makefile.in: Rebuild.
10865
9f1d377b
ILT		 108662008-05-19 Ian Lance Taylor <iant@google.com>
10867
10868 * options.h (class General_options): Add -z relro.
10869 * layout.cc (Layout::Layout): Initialize relro_segment_.
10870 (Layout::add_output_section_data): Return the output section.
10871 (Layout::make_output_section): Rcognize relro sections and mark
10872 them appropriately.
10873 (Layout::attach_allocated_section_to_segment): Put relro sections
10874 in a PT_GNU_RELRO segment.
10875 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10876 section as relro.
10877 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10878 PT_TLS segments.
10879 (Layout::linkonce_mapping): Map d.rel.ro.local to
10880 .data.rel.ro.local.
10881 (Layout::output_section_name): Us .data.rel.ro.local for any
10882 section which begins with that.
10883 * layout.h (class Layout): Update add_output_section_data
10884 declaration. Add relro_segment_ field.
10885 * output.cc (Output_section::Output_section): Initialize is_relro_
10886 and is_relro_local_ fields.
10887 (Output_segment::add_output_section): Group relro sections.
10888 (Output_segment::is_first_section_relro): New function.
10889 (Output_segment::maximum_alignment): If there is a relro section,
10890 align the segment to the common page size.
10891 (Output_segment::set_section_addresses): Track whether we are
10892 looking at relro sections. If the last section is a relro
10893 section, align to the common page size.
10894 (Output_segment::set_section_list_addresses): Add in_relro
10895 parameter. Change all callers. Align to the page size when
10896 moving from relro to non-relro section.
10897 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10898 segment.
10899 * output.h (class Output_section): Add is_relro_ and
10900 is_relro_local_ fields.
10901 (Output_section::is_relro): New function.
10902 (Output_section::set_is_relro): New function.
10903 (Output_section::is_relro_local): New function.
10904 (Output_section::set_is_relro_local): New function.
10905 (class Output_segment): Update declarations.
10906 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10907 * sparc.cc (Target_sparc::got_section): Likewise.
10908 * x86_64.cc (Target_x86_64::got_section): Likewise.
10909 * testsuite/relro_test_main.cc: New file.
10910 * testsuite/relro_test.cc: New file.
10911 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10912 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10913 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10914 (relro_test.so, relro_test_pic.o): New targets.
10915 * testsuite/Makefile.in: Rebuild.
10916
a984ee1d
ILT		 109172008-05-16 Ian Lance Taylor <iant@google.com>
10918
01676dcd
ILT		 10919 * output.cc (Output_segment::add_output_section): Remove front
10920 parameter.
10921 * output.h (class Output_segment): Remove
10922 add_initial_output_section and overloaded add_output_section.
10923 Update declaration of remaining add_output_section.
10924 * layout.cc (Layout::create_interp): Call add_output_section
10925 rather than add_initial_output_section.
10926 (Layout::finish_dynamic_section): Likewise.
10927
497897f9
ILT		 10928 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10929 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10930 know the dynamic type.
10931 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10932 field. Initialize it in constructor.
10933 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10934 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10935 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10936 reloc.
10937
a984ee1d
ILT		 10938 * output.cc (Output_reloc::get_address): Change return type to
10939 Elf_Addr.
10940 * output.h (class Output_reloc): Update get_address declaration.
10941 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10942 for section addresses.
10943
55ba0940
ILT		 109442008-05-09 Ian Lance Taylor <iant@google.com>
10945
10946 PR 6493
10947 * gold.cc (gold_nomem): Use return value of write.
10948
75517b77
ILT		 109492008-05-08 Ian Lance Taylor <iant@google.com>
10950
10951 * symtab.c (Symbol::init_base_output_data): Add version
10952 parameter. Change all callers.
10953 (Symbol::init_base_output_segment): Likewise.
10954 (Symbol::init_base_constant): Likewise.
10955 (Symbol::init_base_undefined): Likewise.
10956 (Sized_symbol::init_output_data): Likewise.
10957 (Sized_symbol::init_output_segment): Likewise.
10958 (Sized_symbol::init_constant): Likewise.
10959 (Sized_symbol::init_undefined): Likewise.
10960 (Symbol_table::do_define_in_output_data): If the new symbol has a
10961 version, mark it as the default.
10962 (Symbol_table::do_define_in_output_segment): Likewise.
10963 (Symbol_table::do_define_as_constant): Likewise.
10964 * symtab.h (class Symbol): Update declarations.
10965 (class Sized_symbol): Likewise.
10966 * resolve.cc (Symbol::override_version): New function.
c42e122e 10967 (Symbol::override_base): Call override_version.
75517b77
ILT		 10968 (Symbol::override_base_with_special): Likewise.
10969 * testsuite/ver_script_8.script: New file.
10970 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10971 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10972 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10973 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10974
f1f70eae
ILT		 109752008-05-06 Ian Lance Taylor <iant@google.com>
10976
f3e9c5c5
ILT		 10977 PR 6049
10978 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10979 functions.
10980 (class General_options): Remove existing --undefined, and add
10981 --no-undefined instead. Add new --undefined as synonym for -u.
10982 * archive.cc (Archive::add_symbols): Check whether symbol was
10983 named with -u.
10984 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10985 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10986 all uses. Add IS_UNDEFINED. Update declarations to split
10987 different versions of init_base. Declare init_base_undefined.
10988 (Symbol::is_defined): Handle IS_UNDEFINED.
10989 (Symbol::is_undefined): Likewise.
10990 (Symbol::is_weak_undefined): Call is_undefined.
10991 (Symbol::is_absolute): Handle IS_CONSTANT.
10992 (class Sized_symbol): Update declarations to split different
10993 versions of init. Declare init_undefined.
10994 (class Symbol_table): Declare new functions.
10995 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10996 Change all callers.
10997 (Symbol::init_base_output_data): Likewise.
10998 (Symbol::init_base_output_segment): Likewise.
10999 (Symbol::init_base_constant): Likewise.
11000 (Symbol::init_base_undefined): New function.
11001 (Sized_symbol::init_object): Rename from init. Change all
11002 callers.
11003 (Sized_symbol::init_output_data): Likewise.
11004 (Sized_symbol::init_output_segment): Likewise.
11005 (Sized_symbol::init_constant): Likewise.
11006 (Sized_symbol::init_undefined): New function.
11007 (Symbol_table::add_undefined_symbols_from_command_line): New
11008 function.
11009 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11010 function.
11011 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11012 (Symbol::output_section): Likewise.
11013 (Symbol::set_output_section): Likewise.
11014 (Symbol_table::sized_finalize_symbol): Likewise.
11015 (Symbol_table::sized_write_globals): Likewise.
11016 * resolve.cc (Symbol_table::should_override): Likewise.
11017 (Symbol::override_base_with_special): Likewise.
11018
8bdcdf2c
ILT		 11019 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11020 symbol, change it to have default visibility.
11021 * testsuite/protected_1.cc: New file.
11022 * testsuite/protected_2.cc: New file.
11023 * testsuite/protected_3.cc: New file.
11024 * testsuite/protected_main_1.cc: New file.
11025 * testsuite/protected_main_2.cc: New file.
11026 * testsuite/protected_main_3.cc: New file.
11027 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11028 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11029 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11030 (protected_1.so): New target.
11031 (protected_1_pic.o, protected_2_pic.o): New targets.
11032 (protected_3_pic.o): New target.
11033 (check_PROGRAMS): Add protected_2.
11034 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11035 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11036 * testsuite/Makefile.in: Rebuild.
11037
2b706932
ILT		 11038 * options.h (DEFINE_var): Add set_user_set_##varname__.
11039 (DEFINE_bool_alias): New macro.
11040 (class General_options): Define -Bstatic using DEFINE_bool_alias
11041 rather than DEFINE_special. Add --undefined as an alias for -z
11042 defs.
11043 * options.cc (General_options::parse_Bstatic): Remove.
11044
d82a5bcc
ILT		 11045 * options.h (class General_options): Add --fatal-warnings.
11046 * main.cc (main): Implement --fatal-warnings.
11047 * errors.h (Errors::warning_count): New function.
11048
f1f70eae
ILT		 11049 * options.h (class General_options): Add -Bsymbolic-functions.
11050 * symtab.h (Symbol::is_preemptible): Check for
11051 -Bsymbolic-functions.
11052
8825ac63
ILT		 110532008-05-05 Ian Lance Taylor <iant@google.com>
11054
d98bc257
ILT		 11055 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11056 as noVARNAME rather than no-VARNAME.
11057 (class General_options): Add option -z combreloc.
11058 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11059 get_address.
11060 (Output_reloc::sort_before) [SHT_REL]: New function.
11061 (Output_reloc::sort_before) [SHT_RELA]: New function.
11062 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11063 Sort_relocs_comparison.
11064 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11065 parameter. Change all callers.
11066 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11067 sort_relocs parameter. Change all callers.
11068 * output.cc (Output_reloc::get_address): New function, broken out
11069 of write_rel.
11070 (Output_reloc::write_rel): Call it.
11071 (Output_reloc::compare): New function.
11072 (Output_data_reloc_base::do_write): Optionally sort relocs.
11073
60b2b4e7
ILT		 11074 * configure.ac: If targ_extra_obj is set, link it in.
11075 * configure.tgt: Initialize all variables.
11076 (x86_64*): Set targ_extra_obj and targ_extra_size.
11077 * configure: Rebuild.
11078
8825ac63
ILT		 11079 * object.cc (Sized_relobj::include_section_group): Adjust section
11080 indexes read from group data. Build vector to pass to
11081 layout_group.
11082 * layout.cc (Layout::layout_group): Add flags and shndxes
11083 parameters. Remove contents parameter. Change caller. Update
11084 explicit instantiations.
11085 * layout.h (class Layout): Update layout_group declaration.
11086 * output.cc (Output_data_group::Output_data_group): Add flags and
11087 input_shndxes parameters. Remove contents parameter. Change
11088 caller.
11089 (Output_data_group::do_write): Change input_sections_ to
11090 input_shndxes_.
11091 * output.h (class Output_data_group): Update constructor
11092 declaration. Rename input_sections_ to input_shndxes_.
11093 * testsuite/many_sections_test.cc: Add template.
11094
e94cf127
CC		 110952008-04-30 Cary Coutant <ccoutant@google.com>
11096
4418b2d5
CC		 11097 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11098
e94cf127
CC		 11099 * layout.cc (Layout::include_section): Refactored check for debug
11100 info section.
11101 (Layout::add_comdat): Add new parameters. Change type
11102 of signature parameter. Add object and shndx to signatures table.
11103 (Layout::find_kept_object): New function.
11104 * layout.h: Include <cstring>.
11105 (Layout::is_debug_info_section): New function.
11106 (Layout::add_comdat): Add new parameters.
11107 (Layout::find_kept_object): New function.
11108 (Layout::Kept_section): New struct.
11109 (Layout::Signatures): Change type of map range.
11110 * object.cc (Relobj::output_section_address): New function.
11111 (Sized_relobj::include_section_group): Add new parameters. Change
11112 calls to Layout::add_comdat. Change to build table of kept comdat
11113 groups and table mapping discarded sections to kept sections.
11114 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11115 (Sized_relobj::do_layout): Change calls to include_section_group and
11116 include_linkonce_section.
11117 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11118 value to zero when section is discarded.
11119 (Sized_relobj::map_to_kept_section): New function.
11120 * object.h (Relobj::output_section_address): New function.
11121 (Relobj::Comdat_group): New type.
11122 (Relobj::find_comdat_group): New function.
11123 (Relobj::Comdat_group_table): New type.
11124 (Relobj::Kept_comdat_section): New type.
11125 (Relobj::Kept_comdat_section_table): New type.
11126 (Relobj::add_comdat_group): New function.
11127 (Relobj::set_kept_comdat_section): New function.
11128 (Relobj::get_kept_comdat_section): New function.
11129 (Relobj::comdat_groups_): New field.
11130 (Relobj::kept_comdat_sections_): New field.
11131 (Symbol_value::input_value): Update comment.
11132 (Sized_relobj::map_to_kept_section) New function.
11133 (Sized_relobj::include_linkonce_section): Add new parameter.
11134 * target-reloc.h (Comdat_behavior): New type.
11135 (get_comdat_behavior): New function.
11136 (relocate_section): Add code to map a discarded section to the
11137 corresponding kept section when applying a relocation.
11138
e4e5049b
CS		 111392008-04-30 Craig Silverstein <csilvers@google.com>
11140
11141 * dwarf_reader.cc (next_generation_count): New static var.
11142 (Addr2line_cache_entry): New struct.
11143 (addr2line_cache): New static var.
11144 (Dwarf_line_info::one_addr2line): Added caching.
11145 (Dwarf_line_info::clear_addr2line_cache): New function.
11146 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11147 cache-size parameter.
11148 (Dwarf_line_info::one_addr2line_cache): New function.
11149 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11150 new cache-size argument to one_addr2line(), and clear cache.
11151
d09e9154
CC		 111522008-04-28 Cary Coutant <ccoutant@google.com>
11153
11154 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11155 R_386_PC8 relocations.
11156
7ef73768
ILT		 111572008-04-23 Ian Lance Taylor <iant@google.com>
11158
55438702
ILT		 11159 * object.cc (Sized_relobj::include_section_group): Check for
11160 invalid section group.
11161
c165fb93
ILT		 11162 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11163 header size.
11164
7ef73768
ILT		 11165 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11166 than read for file header.
11167 * archive.cc (Archive::include_member): Likewise.
11168
6194aaab
L		 111692008-04-23 Paolo Bonzini <bonzini@gnu.org>
11170
11171 * aclocal.m4: Regenerate.
11172 * configure: Regenerate.
11173
d491d34e
ILT		 111742008-04-19 Ian Lance Taylor <iant@google.com>
11175
5ea2bac6
ILT		 11176 * version.cc (version_string): Bump to 1.6.
11177
7bc3e21a
ILT		 11178 * testsuite/Makefile.am (many_sections_r_test): New target.
11179 (many_sections_r_test_SOURCES): Remove.
11180 (many_sections_r_test_DEPENDENCIES): Remove.
11181 (many_sections_r_test_LDFLAGS): Remove.
11182 (many_sections_r_test_LDADD): Remove.
11183
7fcd3aa9
ILT		 11184 * object.cc (Sized_relobj::do_add_symbols): Always pass
11185 local_symbol_count_ to add_from_relobj.
11186
4c94d6ae
ILT		 11187 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11188 every thousand variables.
11189 * testsuite/Makefile.in: Rebuild.
11190
d491d34e
ILT		 11191 * object.cc (Xindex::initialize_symtab_xindex): New function.
11192 (Xindex::read_symtab_xindex): New function.
11193 (Xindex::sym_xindex_to_shndx): New function.
11194 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11195 available.
11196 (Sized_relobj::do_initialize_xindex): New function.
11197 (Sized_relobj::do_read_symbols): Adjust section links.
11198 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11199 parameter. Change all callers.
11200 (Sized_relobj::include_section_group): Adjust section links and
11201 symbol section indexes.
11202 (Sized_relobj::do_layout): Adjust section links.
11203 (Sized_relobj::do_count_local_symbols): Adjust section links and
11204 symbol section indexes.
11205 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11206 ordinary and special symbols.
11207 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11208 dynsym_xindex parameters. Change all callers. Adjust section
11209 links. Use SHN_XINDEX when needed.
11210 (Sized_relobj::get_symbol_location_info): Adjust section links.
11211 Don't get fooled by special symbols.
11212 * object.h (class Xindex): Define.
11213 (class Object): Add xindex_ parameter. Declare virtual functoin
11214 do_initialize_xindex.
11215 (Object::adjust_sym_shndx): New function.
11216 (Object::set_xindex): New protected function.
11217 (class Symbol_value): Add is_ordinary_shndx_ field.
11218 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11219 (Symbol_value::value): Assert ordinary section.
11220 (Symbol_value::initialize_input_to_output_map): Likewise.
11221 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11222 Change all callers.
11223 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11224 all callers.
11225 (class Sized_relobj): Update declarations.
11226 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11227 parameter. Change all callers.
11228 (Sized_relobj::adjust_shndx): New function.
11229 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11230 field.
11231 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11232 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11233 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11234 (Sized_dynobj::read_dynsym_section): Adjust section links.
11235 (Sized_dynobj::read_dynamic): Likewise.
11236 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11237 section links.
11238 (Sized_dynobj::do_initialize_xindex): New function.
11239 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11240 do_initialize_xindex.
11241 (Sized_dynobj::adjust_shndx): New function.
11242 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11243 dynsym_xindex_ fields.
11244 (Layout::finalize): Add a call to set_section_indexes before
11245 creating the symtab sections.
11246 (Layout::set_section_indexes): Don't do anything if the section
11247 already has a section index.
11248 (Layout::create_symtab_sections): Add shnum parameter. Change
11249 caller. Create .symtab_shndx section if needed.
11250 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11251 caller.
11252 (Layout::allocated_output_section_count): New function.
11253 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11254 needed.
11255 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11256 fields. Update declarations.
11257 (Layout::symtab_xindex): New function.
11258 (Layout::dynsym_xindex): New function.
11259 (class Write_symbols_task): Add layout_ field.
11260 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11261 Change caller.
11262 * output.cc (Output_section_headers::Output_section_headers): Add
11263 shstrtab_section parameter. Change all callers.
11264 (Output_section_headers::do_sized_write): Store overflow values
11265 for section count and section string table section index in
11266 section header zero.
11267 (Output_file_header::do_sized_write): Check for overflow of
11268 section count and section string table section index.
11269 (Output_symtab_xindex::do_write): New function.
11270 (Output_symtab_xindex::endian_do_write): New function.
11271 * output.h (class Output_section_headers): Add shstrtab_section_.
11272 Update declarations.
11273 (class Output_symtab_xindex): Define.
11274 (Output_section::has_out_shndx): New function.
11275 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11276 field.
11277 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11278 Change all callers.
11279 (Sized_symbol::init): Likewise.
11280 (Symbol::output_section): Check for ordinary symbol.
11281 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11282 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11283 callers.
11284 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11285 Change all callers. Simplify handling of symbols from sections
11286 not included in the link.
11287 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11288 distinction.
11289 (Weak_alias_sorter::operator()): Assert that symbols are
11290 ordinary.
11291 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11292 distinction.
11293 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11294 parameters. Change all callers.
11295 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11296 symbol distinction. Use SHN_XINDEX when needed.
11297 (Symbol_table::write_section_symbol): Add symtab_xindex
11298 parameter. Change all callers.
11299 (Symbol_table::sized_write_section_symbol): Likewise. Use
11300 SHN_XINDEX when needed.
11301 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11302 declarations.
11303 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11304 (Symbol::is_defined): Check is_ordinary.
11305 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11306 (Symbol::is_absolute, Symbol::is_common): Likewise.
11307 (class Sized_symbol): Update declarations.
11308 (class Symbol_table): Update declarations.
11309 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11310 parameters. Change all callers.
11311 (Sized_symbol::override): Likewise.
11312 (Symbol_table::override): Likewise.
11313 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11314 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11315 is_ordinary, and orig_st_shndx parameters. Change all callers.
11316 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11317 to be in an ordinary section.
11318 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11319 object and is_ordinary parameters. Change all callers.
11320 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11321 Change all callers. Don't add undefined or non-ordinary symbols
11322 to reloc_map_.
11323 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11324 Change all callers.
11325 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11326 declarations.
11327 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11328 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11329 (Sized_relobj::relocate_sections): Likewise.
11330 * target-reloc.h (scan_relocs): Adjust section symbol index.
11331 (scan_relocatable_relocs): Likewise.
11332 * i386.cc (Scan::local): Check for ordinary symbols.
11333 * sparc.cc (Scan::local): Likewise.
11334 * x86_64.cc (Scan::local): Likewise.
11335 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11336 to symbol_section_and_value.
11337 * testsuite/many_sections_test.cc: New file.
11338 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11339 (check_PROGRAMS): Add many_sections_test.
11340 (many_sections_test_SOURCES): Define.
11341 (many_sections_test_DEPENDENCIES): Define.
11342 (many_sections_test_LDFLAGS): Define.
11343 (BUILT_SOURCES): Add many_sections_define.h.
11344 (many_sections_define.h): New target.
11345 (BUILT_SOURCES): Add many_sections_check.h.
11346 (many_sections_check.h): New target.
11347 (check_PROGRAMS): Add many_sections_r_test.
11348 (many_sections_r_test_SOURCES): Define.
11349 (many_sections_r_test_DEPENDENCIES): Define.
11350 (many_sections_r_test_LDFLAGS): Define.
11351 (many_sections_r_test_LDADD): Define.
11352 (many_sections_r_test.o): New target.
11353 * testsuite/Makefile.in: Rebuild.
11354
c5818ff1
CC		 113552008-04-17 Cary Coutant <ccoutant@google.com>
11356
11357 * errors.cc (Errors::info): New function.
11358 (gold_info): New function.
11359 * errors.h (Errors::info): New function.
11360 * gold.h (gold_info): New function.
11361 * object.cc (Input_objects::add_object): Print trace output.
11362 * options.cc (options::parse_set): New function.
11363 (General_options::parse_wrap): Deleted.
11364 (General_options::General_options): Deleted initializer.
11365 * options.h (options::String_set): New typedef.
11366 (options::parse_set): New function.
11367 (DEFINE_set): New macro.
11368 (General_options::wrap): Changed to use DEFINE_set. Changed
11369 callers of any_wrap_symbols and is_wrap_symbol.
11370 (General_options::trace, General_options::trace_symbol):
11371 New options.
11372 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11373 (General_options::wrap_symbols_): Deleted.
11374 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11375
b5be4a7c
DM		 113762008-04-17 David S. Miller <davem@davemloft.net>
11377
11378 * options.cc (General_options::parse_V): New function.
11379 * options.h: Add entries for -V and -Qy.
11380
155a0dd7
ILT		 113812008-04-17 Ian Lance Taylor <iant@google.com>
11382
11383 * common.cc (Symbol_table::allocate_commons): Remove options
11384 parameter. Change caller.
11385 (Symbol_table::do_allocate_commons): Remove options parameter.
11386 Change caller. Just call do_allocate_commons_list twice.
11387 (Symbol_table::do_allocate_commons_list): New function, broken out
11388 of do_allocate_commons.
11389 * common.h (class Allocate_commons_task): Remove options_ field.
11390 Update constructor.
11391 * symtab.cc (Symbol_table::Symbol_table): Initialize
11392 tls_commons_.
11393 (Symbol_table::add_from_object): Put TLS common symbols on
11394 tls_commons_ list.
11395 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11396 which are IN_OUTPUT_DATA.
11397 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11398 allocate_commons and do_allocate_commons declarations. Declare
11399 do_allocate_commons_list.
11400 * gold.cc (queue_middle_tasks): Update creation of
11401 Allocate_commons_task to not pass options.
11402 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11403 (TLS_TEST_C_FLAGS): New variable.
11404 (tls_test_c_pic.o): New target.
11405 (tls_test_shared.so): Link in tls_test_c_pic.o.
11406 (tls_test_c_pic_ie.o): New target.
11407 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11408 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11409 (tls_test_c.o): New target.
11410 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11411 (tls_pic_test_LDADD): Likewise.
11412 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11413 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11414 (tls_test_c_gnu2.o): New target.
11415 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11416 tls_test_c_gnu2.o.
11417 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11418 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11419 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11420 * testsuite/tls_test.cc: Include "config.h".
11421 (t_last): Call t11_last.
11422 * testsuite/tls_test.h (t11, t11_last): Declare.
11423 * testsuite/tls_test_c.c: New file.
11424 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11425 * configure.ac: Check for OpenMP support.
11426 * configure, config.in, Makefile.in: Rebuild.
11427 * testsuite/Makefile.in: Rebuild.
11428
edfbb029
CC		 114292008-04-16 Cary Coutant <ccoutant@google.com>
11430
11431 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11432 (Target_i386::tls_base_symbol_defined_): New field.
11433 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11434 (Target_i386::Scan::global): Likewise.
11435 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11436 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11437 (Target_x86_64::tls_base_symbol_defined_): New field.
11438 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11439 (Target_x86_64::Scan::global): Likewise.
11440
f3c69fca
CC		 114412008-04-16 Cary Coutant <ccoutant@google.com>
11442
11443 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11444 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11445 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11446 building shared libraries.
11447 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11448 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11449 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11450 * testsuite/Makefile.in: Rebuild.
11451 * testsuite/weak_undef.h: New file.
11452 * testsuite/weak_undef_file1.cc: Add extra test cases.
11453 * testsuite/weak_undef_file2.cc: Likewise.
11454 * testsuite/weak_undef_test.cc: Likewise.
11455
7c414435
DM		 114562008-04-16 David S. Miller <davem@davemloft.net>
11457
32b769e1
DM		 11458 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11459 Add issued_non_pic_error_ field. Declare check_non_pic.
11460 (Target_sparc::Scan::check_non_pic): New function.
11461 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11462 (Target_sparc::Scan::global): Likewise.
11463
11936fb1
DM		 11464 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11465 * configure: Rebuild.
11466
7c414435
DM		 11467 * options.h (DEFINE_enable): New macro.
11468 (new_dtags): New enable option.
11469 (initfirst, interpose, loadfltr, nodefaultlib,
11470 nodelete, nodlopen, nodump): New -z options.
11471 * layout.cc (Layout:finish_dynamic_section): If new
11472 dtags enabled, emit DT_RUNPATH. Also, emit a
11473 DT_FLAGS_1 containing any specified -z flags.
11474
85c7bf8b
ILT		 114752008-04-16 Ian Lance Taylor <iant@google.com>
11476
12c0daef
ILT		 11477 * copy-relocs.cc: New file.
11478 * copy-relocs.h: New file.
11479 * reloc.cc: Remove Copy_relocs code.
11480 * reloc.h: Likewise.
11481 * reloc-types.h (struct Reloc_types) [both versions]: Add
11482 get_reloc_addend_noerror.
11483 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11484 variants of add_global which take an addend which must be zero.
11485 * i386.cc: Include "copy-relocs.h".
11486 (class Target_i386): Change type of copy_relocs_ to variable,
11487 update initializer.
11488 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11489 Change all callers.
11490 (Target_i386::do_finalize_sections): Change handling of
11491 copy_relocs_.
11492 * sparc.cc: Include "copy-relocs.h".
11493 (class Target_sparc): Change type of copy_relocs_ to variable,
11494 update initializer.
11495 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11496 Change all callers.
11497 (Target_sparc::do_finalize_sections): Change handling of
11498 copy_relocs_.
11499 * x86_64.cc: Include "copy-relocs.h".
11500 (class Target_x86_64): Change type of copy_relocs_ to variable,
11501 update initializer.
11502 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11503 class. Change all callers.
11504 (Target_x86_64::do_finalize_sections): Change handling of
11505 copy_relocs_.
11506 * Makefile.am (CCFILES): Add copy-relocs.cc.
11507 (HFILES): Add copy-relocs.h.
11508
4f4995b6
ILT		 11509 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11510
85c7bf8b
ILT		 11511 * testsuite/script_test_4.sh: Permit leading zeroes.
11512
4f2a9edd
ILT		 115132008-04-15 Ian Lance Taylor <iant@google.com>
11514
e6188289
ILT		 11515 * script-sections.cc (Script_sections::create_segments): Use
11516 header_size_adjustment even when there is enough room for the
11517 headers.
11518 * testsuite/script_test_4.sh: New file.
11519 * testsuite/script_test_4.t: New file.
11520 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11521 (check_DATA): Add script_test_4.stdout.
11522 (MOSTLYCLEANFILES): Likewise.
11523 (script_test_4): New target.
11524 (script_test_4.stdout): New target.
11525 * testsuite/Makefile.in: Rebuild.
11526
4f2a9edd
ILT		 11527 * sparc.cc: Add definitions for Output_data_plt_sparc class
11528 constants.
11529
f5314dd5
DM		 115302008-04-14 David S. Miller <davem@davemloft.net>
11531
11532 * sparc.cc: New file.
11533 * Makefile.am (TARGETSOURCES): Add sparc.cc
11534 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11535 * configure.tgt: Document targ_extra_size and
11536 targ_extra_big_endian. Add entries for sparc-* and
11537 sparc64-*.
11538 * configure.ac: Handle targ_extra_size and
11539 targ_extra_big_endian.
11540 * Makefile.in: Rebuild.
11541 * configure: Likewise.
11542 * po/POTFILES.in: Likewise.
11543 * po/gold.pot: Likewise.
11544
154e0e9a
ILT		 115452008-04-14 Ian Lance Taylor <iant@google.com>
11546
11547 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11548 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11549 in the name/type/flags to section mapping. Don't call
11550 allocate_output_section.
11551 (Layout::choose_output_section): Change parameter from adjust_name
11552 to is_input_section. Don't permit input sections after sections
11553 are attached to segments. Don't call allocate_output_section.
11554 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11555 not write_enable_output_section.
11556 (Layout::make_output_section): Don't push to
11557 unattached_section_list_ nor call attach_to_segment. Call
11558 attach_section_to_segment if sections are attached.
11559 (Layout::attach_sections_to_segments): New function.
11560 (Layout::attach_section_to_segment): New function.
11561 (Layout::attach_allocated_section_to_segment): Rename from
11562 attach_to_segment. Remove flags parameter.
11563 (Layout::allocate_output_section): Remove function.
11564 (Layout::write_enable_output_section): Remove function.
11565 * layout.h (class Layout): Update for above changes. Add new
11566 field sections_are_attached_.
11567 * output.h (Output_section::update_flags_for_input_section): New
11568 function.
11569 * output.cc (Output_section::add_input_section): Call
11570 update_flags_for_input_section.
11571 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11572
009a67a2
CC		 115732008-04-11 Cary Coutant <ccoutant@google.com>
11574
11575 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11576 thought unnecessary.
11577 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11578
759b1a24
ILT		 115792008-04-11 Ian Lance Taylor <iant@google.com>
11580
11581 * output.h (class Output_section_data): Remove inline definition
11582 of set_addralign.
11583 * output.cc (Output_section_data::set_addralign): New function.
11584
c2b45e22
CC		 115852008-04-11 Cary Coutant <ccoutant@google.com>
11586
11587 Add support for TLS descriptors for i386 and x86_64.
11588 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11589 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11590 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11591 GOT_TYPE_TLS_DESC.
11592 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11593 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11594 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11595 relocations.
11596 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11597 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11598 Fix problem with initial-exec relocations.
11599 (Target_i386::Relocate::relocate_tls): Likewise.
11600 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11601 relaxation.
11602 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11603 support for section-plus-offset dynamic table entries.
11604 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11605 (Output_data_dynamic::Dynamic_entry): Add support for
11606 section-plus-offset dynamic table entries.
11607 (Output_data_dynamic::Classification): Likewise.
11608 (Output_data_dynamic::classification_): Renamed offset_.
11609 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11610 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11611 (Target_x86_64::make_plt_section): New function.
11612 (Target_x86_64::reserve_tlsdesc_entries): New function.
11613 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11614 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11615 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11616 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11617 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11618 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11619 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11620 add extra PLT entry for TLS descriptors.
11621 (Output_data_plt_x86_64::got_): New field.
11622 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11623 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11624 fields.
11625 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11626 descriptors.
11627 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11628 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11629 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11630 R_386_TLS_DESC_CALL relocations.
11631 (Target_x86_64::Scan::global): Likewise.
11632 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11633 for TLS descriptors.
11634 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11635 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11636 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11637 GD-to-IE relaxation.
11638 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11639 and TLS_DESCRIPTORS.
11640 * Makefile.in: Rebuild.
11641 * configure: Rebuild.
11642 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11643 (tls_test_shared2.so): New target.
11644 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11645 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11646 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11647 (tls_shared_gd_to_ie_test_LDADD): New variable.
11648 (tls_shared_gnu2_gd_to_ie_test): New target.
11649 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11650 New targets.
11651 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11652 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11653 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11654 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11655 (tls_shared_gnu2_test): New target.
11656 (tls_test_gnu2_shared.so): New target.
11657 (tls_shared_gnu2_test_SOURCES): New variable.
11658 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11659 (tls_shared_gnu2_test_LDFLAGS): New variable.
11660 (tls_shared_gnu2_test_LDADD): New variable.
11661 * testsuite/Makefile.in: Rebuild.
11662 * testsuite/Makefile.
11663
83bfb6b7
ILT		 116642008-04-11 Ian Lance Taylor <iant@google.com>
11665
11666 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11667 justsyms.t.
11668 * testsuite/Makefile.in: Rebuild.
11669
11670 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11671 long.
11672 * testsuite/script_test_2.cc (main): Adjust test.
11673
706e1f5e
ILT		 116742008-04-11 David S. Miller <davem@davemloft.net>
11675 Ian Lance Taylor <iant@google.com>
11676
11677 * options.h (General_options): Add entries for '-Y' and
11678 '-relax'.
11679 * options.cc (General_options:finalize): If -Y was used, add those
11680 entries to the library path instead of the default "/lib" and
11681 "/usr/lib".
11682
7c98e6bb
DM		 116832008-04-11 David S. Miller <davem@davemloft.net>
11684
11685 * testsuite/justsyms.t: Start at 0x100.
11686 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11687 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11688 long.
11689 * testsuite/script_test_2.cc: Adjust string and section length
11690 checks.
7c98e6bb 11691
99a37bfd
ILT		 116922008-04-09 Ian Lance Taylor <iant@google.com>
11693
2cefc357
ILT		 11694 PR gold/5996
11695 * script-sections.cc (Sections_element::allocate_to_segment): Add
11696 orphan parameter.
11697 (Output_section_definition::allocate_to_segment): Likewise.
11698 (Orphan_output_section::allocate_to_segment): Likewise.
11699 (Script_sections::attach_sections_using_phdrs_clause): Don't
11700 propagate non-PT_LOAD segments to orphan sections.
11701 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11702 readelf rather than objdump.
11703 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11704 .interp section and PT_INTERP segment are the same size.
11705 * testsuite/Makefile.in: Rebuild.
11706
99a37bfd
ILT		 11707 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11708 aliases for symbols defined in the same object.
11709 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11710 (weak_alias_test_SOURCES): New variable.
11711 (weak_alias_test_DEPENDENCIES): New variable.
11712 (weak_alias_test_LDFLAGS): New variable.
11713 (weak_alias_test_LDADD): New variable.
11714 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11715 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11716 (weak_alias_test_3.o): New target.
11717 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11718 * testsuite/weak_alias_test_main.cc: New file.
11719 * testsuite/weak_alias_test_1.cc: New file.
11720 * testsuite/weak_alias_test_2.cc: New file.
11721 * testsuite/weak_alias_test_3.cc: New file.
11722
780e49c5
ILT		 117232008-04-08 Ian Lance Taylor <iant@google.com>
11724
cdb0b8f5
ILT		 11725 * options.h (class General_options): Add --noinhibit-exec option.
11726 * main.cc (main): Check --noinhibit-exec.
11727
0864d551
ILT		 11728 * options.h (class General_options): Define --wrap as a special
11729 option. Add wrap_symbols_ field.
11730 (General_options::any_wrap_symbols): New function.
11731 (General_options::is_wrap_symbol): New function.
11732 * options.cc (General_options::parse_wrap): New function.
11733 (General_options::General_options): Initialize wrap_symbols_.
11734 * symtab.cc (Symbol_table::wrap_symbol): New function.
11735 (Symbol_table::add_from_object): Handle --wrap.
11736 * symtab.h (class Symbol_table): Declare wrap_symbol.
11737 * target.h (Target::wrap_char): New function.
11738 (Target::Target_info): Add wrap_char field.
11739 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11740 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11741 * testsuite/testfile.cc (Target_test::test_target_info):
11742 Likewise.
11743
789aa6de
ILT		 11744 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11745 there is one.
11746
2c38906f
ILT		 11747 * layout.h (class Layout): Add added_eh_frame_data_ field.
11748 * layout.cc (Layout::Layout): Initialize new field.
11749 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11750 output section until we find a section we merged successfully.
11751 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11752 that the size be non-zero.
11753
780e49c5
ILT		 11754 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11755 qualifier.
11756
7fcd0256
ILT		 117572008-04-08 Craig Silverstein <csilvers@google.com>
11758
11759 * configure.ac: Export new conditional variable HAVE_ZLIB.
11760 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11761 on HAVE_ZLIB.
11762 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11763 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11764
6835af53
ILT		 117652008-04-07 Ian Lance Taylor <iant@google.com>
11766
e24f324c
ILT		 11767 * version.cc (version_string): Set to "1.5".
11768
a036edd8
ILT		 11769 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11770 Add issued_non_pic_error_ field. Declare check_non_pic.
11771 (Target_x86_64::Scan::check_non_pic): New function.
11772 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11773 (Target_x86_64::Scan::global): Likewise.
11774
624f8810
ILT		 11775 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11776 addend parameter. Change caller. Handle merge sections.
11777 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11778 Address to Addend. Don't add in the result of
11779 local_section_offset, pass down the addend and use the returned
11780 value.
11781 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11782 Update declarations of local_section_offset and symbol_value.
11783 * testsuite/two_file_test_1.cc (t18): New function.
11784 * testsuite/two_file_test_2.cc (f18): New function.
11785 * testsuite/two_file_test_main.cc (main): Call t18.
11786 * testsuite/two_file_test.h (t18, f18): Declare.
11787
6835af53
ILT		 11788 * configure.ac: Don't test for objdump, c++filt, or readelf.
11789 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11790 conditionals.
11791 (TEST_READELF): New variable.
11792 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11793 (check_PROGRAMS): Add two_file_strip_test.
11794 (two_file_strip_test): New target.
11795 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11796 (two_file_same_shared_strip_test_SOURCES): New variable.
11797 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11798 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11799 (two_file_same_shared_strip_test_LDADD): New variable.
11800 (two_file_shared_strip.so): New target.
11801 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11802 (ver_test_5.syms, ver_test_7.syms): Likewise.
11803 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11804 (strip_test_3.stdout): Use TEST_OBJDUMP.
11805 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11806
86925eef
CC		 118072008-04-04 Cary Coutant <ccoutant@google.com>
11808
11809 * symtab.h (Symbol::is_weak_undefined): New function.
11810 (Symbol::is_strong_undefined): New function.
11811 (Symbol::is_absolute): New function.
11812 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11813 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11814 absolute symbols.
11815 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11816 (weak_undef_test): New target.
11817 * testsuite/Makefile.in: Rebuild.
11818 * testsuite/weak_undef_file1.cc: New file.
11819 * testsuite/weak_undef_file2.cc: New file.
11820 * testsuite/weak_undef_test.cc: New file.
11821
126f3ece
ILT		 118222008-04-03 Craig Silverstein <csilvers@google.com>
11823
11824 * compressed_output.h (class Output_compressed_section): Use
11825 unsigned buffer.
11826 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11827 add zlib header.
11828 (zlib_compressed_suffix): Removed.
11829 (Output_compressed_section::set_final_data_size): Use unsigned
11830 buffers.
11831 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11832 Fix linker invocation.
11833 (flagstest_o_specialfile_and_compress_debug_sections):
11834 Likewise.
11835 * testsuite/Makefile.in: Regenerated.
11836
deae2a14
DM		 118372008-04-02 David S. Miller <davem@davemloft.net>
11838
11839 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11840 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11841
70752818
ILT		 118422008-04-02 Craig Silverstein <csilvers@google.com>
11843
11844 * TODO: New file.
11845
39d0cb0e
ILT		 118462008-04-02 Ian Lance Taylor <iant@google.com>
11847
11848 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11849 parameters. Update for new key type to views_. Change all
11850 callers.
11851 (File_read::read): Adjust for byteshift in returned view.
11852 (File_read::add_view): New function, broken out of
11853 find_and_make_view.
11854 (File_read::make_view): New function, broken out of
11855 find_and_make_view.
11856 (File_read::find_or_make_view): Add offset and aligned
11857 parameters. Rewrite accordingly. Change all callers.
11858 (File_read::get_view): Add offset and aligned parameters. Adjust
11859 for byteshift in return value.
11860 (File_read::get_lasting_view): Likewise.
11861 * fileread.h (class File_read): Update declarations.
11862 (class File_read::View): Add byteshift_ field. Add byteshift to
11863 constructor. Add byteshift method.
11864 * archive.h (Archive::clear_uncached_views): New function.
11865 (Archive::get_view): Add aligned parameter. Change all callers.
11866 * object.h (Object::get_view): Add aligned parameter. Change all
11867 callers.
11868 (Object::get_lasting_view): Likewise.
11869
11870 * fileread.cc (File_read::release): Don't call clear_views if
11871 there are multiple objects.
11872 * fileread.h (File_read::clear_uncached_views): New function.
11873 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11874 on the archive.
11875
a1207466
CC		 118762008-03-31 Cary Coutant <ccoutant@google.com>
11877
11878 Add thin archive support.
11879 * archive.cc (Archive::armagt): New const.
11880 (Archive::setup): Remove task parameter and calls to unlock.
11881 (Archive::unlock_nested_archives): New function.
11882 (Archive::read_header): Add nested_off parameter. Change
11883 all callers.
11884 (Archive::interpret_header): Likewise.
11885 (Archive::include_all_members): Change to handle thin
11886 archives.
11887 (Archive::include_member): Likewise.
11888 * archive.h (Archive::Archive): Add new parameters and
11889 initializers.
11890 (Archive::armagt): New const.
11891 (Archive::setup): Remove task parameter.
11892 (Archive::unlock_nested_archives): New function.
11893 (Archive::read_header): Add nested_off parameter.
11894 (Archive::interpret_header): Likewise.
11895 (Archive::Nested_archive_table): New typedef.
11896 (Archive::is_thin_archive_): New field.
11897 (Archive::nested_archives_): New field.
11898 (Archive::options_): New field.
11899 (Archive::dirpath_): New field.
11900 (Archive::task_): New field.
11901 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11902 for thin archives. Pass additional parameters to
11903 Archive::Archive. Unlock the archive file after calling
11904 Archive::setup.
cd536b21 11905
479f6503
ILT		 119062008-03-29 Ian Lance Taylor <iant@google.com>
11907
686c8caf
ILT		 11908 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11909 version symbol to be local.
11910 * testsuite/ver_test_4.sh: New file.
11911 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11912 (check_DATA): Add ver_test_4.syms.
11913 (ver_test_4.syms): New target.
11914 * testsuite/Makefile.in: Rebuild.
11915
ab794b6b
ILT		 11916 * output.cc
11917 (Output_section::Input_section_sort_entry::has_priority): New
11918 function.
11919 (Output_section::Input_section_sort_entry::match_file_name): New
11920 function.
11921 (Output_section::Input_section_sort_entry::match_section_name):
11922 Remove.
11923 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11924 Remove.
11925 (Output_section::Input_section_sort_entry::match_section_file):
11926 Remove.
11927 (Output_section::Input_section_sort_compare::operator()): Rewrite
11928 using new Input_section_sort_entry functions. Sort crtbegin and
11929 crtend first. Sort sections with no priority before sections with
11930 a priority.
11931 * testsuite/initpri1.c (d3): Check j != 4.
11932 (cd5): New constructor/destructor function.
11933 (main): Check j != 2.
11934
479f6503
ILT		 11935 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11936 new symbol when resolving, don't call set_is_default.
11937 * testsuite/ver_test_7.cc: New file.
11938 * testsuite/ver_test_7.sh: New file.
11939 * testsuite/Makefile.am (ver_test_7.so): New target.
11940 (ver_test_7.o): New target.
11941 (check_SCRIPTS): Add ver_test_7.sh.
11942 (check_DATA): Add ver_test_7.syms.
11943 (ver_test_7.syms): New target.
11944
2fd32231
ILT		 119452008-03-28 Ian Lance Taylor <iant@google.com>
11946
11947 * layout.cc (Layout::layout): If we see an input section with a
11948 name that needs sorting, set the must_sort flag for the output
11949 section.
11950 (Layout::make_output_section): If the name of the output section
11951 indicates that it might require sorting, set the may_sort flag.
11952 * output.h (Output_section::may_sort_attached_input_sections): New
11953 function.
11954 (Output_section::set_may_sort_attached_input_sections): New
11955 function.
11956 (Output_section::must_sort_attached_input_sections): New
11957 function.
11958 (Output_section::set_must_sort_attached_input_sections): New
11959 function.
11960 (class Output_section): Declare Input_section_sort_entry. Define
11961 Input_section_sort_compare. Declare
11962 sort_attached_input_sections. Add new fields:
11963 may_sort_attached_input_sections_,
11964 must_sort_attached_input_sections_,
11965 attached_input_sections_are_sorted_.
11966 * output.cc (Output_section::Output_section): Initialize new
11967 fields.
11968 (Output_section::add_input_section): Add an entry to
11969 input_sections_ if may_sort or must_sort are true.
11970 (Output_section::set_final_data_size): Call
11971 sort_attached_input_sections if necessary.
11972 (Output_section::Input_section_sort_entry): Define new class.
11973 (Output_section::Input_section_sort_compare::operator()): New
11974 function.
11975 (Output_section::sort_attached_input_sections): New function.
11976 * configure.ac: Check whether the compiler supports constructor
11977 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11978 * testsuite/initpri1.c: New file.
11979 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11980 CONSTRUCTOR_PRIORITY.
11981 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11982 (initpri1_LDFLAGS): New variable.
11983 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11984
18e6b24e
ILT		 119852008-03-27 Ian Lance Taylor <iant@google.com>
11986
49bdd526
ILT		 11987 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11988 * testsuite/common_test_1.c: New file.
11989 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11990 (common_test_1_SOURCES): New variable.
11991 (common_test_1_DEPENDENCIES): New variable.
11992 (common_test_1_LDFLAGS): New variable.
11993
18e6b24e
ILT		 11994 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11995 and commons_ correctly when NAME/VERSION does not override
11996 NAME/NULL.
11997 * testsuite/ver_test_6.c: New file.
11998 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11999 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12000 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12001
04bf7072
ILT		 120022008-03-26 Ian Lance Taylor <iant@google.com>
12003
5871526f
ILT		 12004 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12005 of an undefined symbol from a version script.
12006 * testsuite/Makefile.am (ver_test_5.so): New target.
12007 (ver_test_5.o): New target.
12008 (check_SCRIPTS): Add ver_test_5.sh.
12009 (check_DATA): Add ver_test_5.syms.
12010 (ver_test_5.syms): New target.
12011 * testsuite/ver_test_5.cc: New file.
12012 * testsuite/ver_test_5.script: New file.
12013 * testsuite/ver_test_5.sh: New file.
12014 * Makefile.in, testsuite/Makefile.in: Rebuild.
12015
04bf7072
ILT		 12016 PR gold/5986
12017 Fix problems building gold with gcc 4.3.0.
12018 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12019 (gold_error_at_location, gold_warning_at_location): Use it.
12020 * configure.ac: Check whether we can compile and use a template
12021 function with a printf attribute.
12022 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12023 when jumping over bytes.
12024 * object.cc: Instantiate Object::read_section_data.
12025 * debug.h: Include <cstring>
12026 * dwarf_reader.cc: Include <algorithm>
12027 * main.cc: Include <cstring>.
12028 * options.cc: Include <cstring>.
12029 * output.cc: Include <cstring>.
12030 * script.cc: Include <cstring>.
12031 * script.h: Include <string>.
12032 * symtab.cc: Include <cstring> and <algorithm>.
12033 * target-select.cc: Include <cstring>.
12034 * version.cc: Include <string>.
12035 * testsuite/testmain.cc: Include <cstdlib>.
12036 * configure, config.in: Rebuild.
12037
874c5b28
ILT		 120382008-03-25 Ian Lance Taylor <iant@google.com>
12039
819d6c3a
ILT		 12040 * options.cc: Include "../bfd/bfdver.h".
12041 (options::help): Print bug reporting address.
12042
f4b2c6f5
ILT		 12043 * version.cc (print_version): Adjust output for current value of
12044 BFD_VERSION_STRING.
12045
12046 * NEWS: New file.
12047
e96caa79
ILT		 12048 * options.cc (options::help): Print list of supported targets.
12049 * target-select.h: Include <vector>.
12050 (class Target_selector): Make machine_, size_, and is_big_endian_
12051 fields const. Add bfd_name_ and instantiated_target_ fields.
12052 (Target_selector::Target_selector): Add bfd_name parameter.
12053 (Target_selector::recognize): Make non-virtual, call
12054 do_recognize.
12055 (Target_selector::recognize_by_name): Make non-virtual, call
12056 do_recognize_by_name.
12057 (Target_selector::supported_names): New function.
12058 (Target_selector::bfd_name): New function.
12059 (Target_selector::do_instantiate_target): New pure virtual
12060 function.
12061 (Target_selector::do_recognize): New virtual function.
12062 (Target_selector::do_recognize_by_name): New virtual function.
12063 (Target_selector::instantiate_target): New private function.
12064 (supported_target_names): Declare.
12065 * target-select.cc (Target_selector::Target_selector): Update for
12066 new parameter and fields.
12067 (select_target_by_name): Check that the name matches before
12068 calling recognize_by_name.
12069 (supported_target_names): New function.
12070 * i386.cc (class Target_selector_i386): Update Target_selector
12071 constructor call. Remove recognize and recognize_by_name. Add
12072 do_instantiate_target.
12073 * x86_64.cc (class Target_selector_x86_64): Likewise.
12074 * testsuite/testfile.cc (class Target_selector_test): Update for
12075 changes to Target_selector.
12076
874c5b28
ILT		 12077 * README: Rewrite, with some notes on unsupported features.
12078
0a65a3a7
CC		 120792008-03-24 Cary Coutant <ccoutant@google.com>
12080
12081 * i386.cc (Target_i386::Got_type): New enum declaration.
12082 (Target_i386::Scan::local): Updated callers of Output_data_got
12083 member functions.
12084 (Target_i386::Scan::global): Likewise.
12085 (Target_i386::Relocate::relocate): Likewise.
12086 (Target_i386::Relocate::relocate_tls): Likewise.
12087 * object.h (Got_offset_list): New class.
12088 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12089 (Sized_relobj::local_got_offset): Likewise.
12090 (Sized_relobj::set_local_got_offset): Likewise.
12091 (Sized_relobj::local_has_tls_got_offset): Removed.
12092 (Sized_relobj::local_tls_got_offset): Removed.
12093 (Sized_relobj::set_local_tls_got_offset): Removed.
12094 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12095 * output.cc (Output_data_got::add_global): Added got_type parameter.
12096 (Output_data_got::add_global_with_rel): Likewise.
12097 (Output_data_got::add_global_with_rela): Likewise.
12098 (Output_data_got::add_global_pair_with_rel): New function.
12099 (Output_data_got::add_global_pair_with_rela): New function.
12100 (Output_data_got::add_local): Added got_type parameter.
12101 (Output_data_got::add_local_with_rel): Likewise.
12102 (Output_data_got::add_local_with_rela): Likewise.
12103 (Output_data_got::add_local_pair_with_rel): New function.
12104 (Output_data_got::add_local_pair_with_rela): New function.
12105 (Output_data_got::add_global_tls): Removed.
12106 (Output_data_got::add_global_tls_with_rel): Removed.
12107 (Output_data_got::add_global_tls_with_rela): Removed.
12108 (Output_data_got::add_local_tls): Removed.
12109 (Output_data_got::add_local_tls_with_rel): Removed.
12110 (Output_data_got::add_local_tls_with_rela): Removed.
12111 * output.h (Output_data_got::add_global): Added got_type parameter.
12112 (Output_data_got::add_global_with_rel): Likewise.
12113 (Output_data_got::add_global_with_rela): Likewise.
12114 (Output_data_got::add_global_pair_with_rel): New function.
12115 (Output_data_got::add_global_pair_with_rela): New function.
12116 (Output_data_got::add_local): Added got_type parameter.
12117 (Output_data_got::add_local_with_rel): Likewise.
12118 (Output_data_got::add_local_with_rela): Likewise.
12119 (Output_data_got::add_local_pair_with_rel): New function.
12120 (Output_data_got::add_local_pair_with_rela): New function.
12121 (Output_data_got::add_global_tls): Removed.
12122 (Output_data_got::add_global_tls_with_rel): Removed.
12123 (Output_data_got::add_global_tls_with_rela): Removed.
12124 (Output_data_got::add_local_tls): Removed.
12125 (Output_data_got::add_local_tls_with_rel): Removed.
12126 (Output_data_got::add_local_tls_with_rela): Removed.
12127 * resolve.cc (Symbol::override_base_with_special): Removed
12128 reference to has_got_offset_ field.
12129 * symtab.cc (Symbol::init_fields): Replaced initialization
12130 of got_offset_ with got_offsets_. Removed initialization
12131 of has_got_offset_
53fcba31 12132 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12133 (Symbol::got_offset): Likewise.
12134 (Symbol::set_got_offset): Likewise.
12135 (Symbol::has_tls_got_offset): Removed.
12136 (Symbol::tls_got_offset): Removed.
12137 (Symbol::set_tls_got_offset): Removed.
12138 (Symbol::got_offset_): Removed.
12139 (Symbol::tls_mod_got_offset_): Removed.
12140 (Symbol::tls_pair_got_offset_): Removed.
12141 (Symbol::got_offsets_): New field.
12142 (Symbol::has_got_offset): Removed.
12143 (Symbol::has_tls_mod_got_offset): Removed.
12144 (Symbol::has_tls_pair_got_offset): Removed.
12145 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12146 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12147 member functions.
12148 (Target_x86_64::Scan::global): Likewise.
12149 (Target_x86_64::Relocate::relocate): Likewise.
12150 (Target_x86_64::Relocate::relocate_tls): Likewise.
12151
bd52eafb
BE		 121522008-03-25 Ben Elliston <bje@au.ibm.com>
12153
12154 * yyscript.y: Fix spelling error in comment.
12155
8b105e34
ILT		 121562008-03-24 Ian Lance Taylor <iant@google.com>
12157
8ed814a9
ILT		 12158 * options.h (class General_options): Define build_id option.
12159 * layout.h (class Layout): Declare write_build_id, create_note,
12160 create_build_id. Add build_id_note_ member.
12161 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12162 "libiberty.h", "md5.h", "sha1.h".
12163 (Layout::Layout): Initialize eh_frame_data_,
12164 eh_frame_hdr_section_, and build_id_note_.
12165 (Layout::finalize): Call create_build_id.
12166 (Layout::create_note): New function, broken out of
12167 Layout::create_gold_note.
12168 (Layout::create_gold_note): Call create_note.
12169 (Layout::create_build_id): New function.
12170 (Layout::write_build_id): New function.
12171 (Close_task_runner::run): Call write_build_id.
12172
8b105e34
ILT		 12173 * x86_64.cc: Correct license to GPLv3.
12174
086a1841
ILT		 121752008-03-23 Ian Lance Taylor <iant@google.com>
12176
12177 * options.cc: Include "demangle.h".
12178 (parse_optional_string): New function.
12179 (parse_long_option): Handle takes_optional_argument.
12180 (parse_short_option): Update dash_z initializer. Handle
12181 takes_optional_argument.
12182 (General_options::General_options): Initialize do_demangle_.
12183 (General_options::finalize): Set do_demangle_. Handle demangling
12184 style.
12185 * options.h (parse_optional_string): Declare.
12186 (struct One_option): Add optional_arg field. Update constructor.
12187 Update call constructor calls. Add takes_optional_argument
12188 function.
12189 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12190 (DEFINE_optional_string): Define.
12191 (General_options::demangle): Change from DEFINE_bool to
12192 DEFINE_optional_string.
12193 (General_options::no_demangle): New function.
12194 (General_options::do_demangle): New function.
12195 (General_options::set_do_demangle): New function.
12196 (General_options::execstack_status_): Move definition to end of
12197 class definition.
12198 (General_options::static_): Likewise.
12199 (General_options::do_demangle_): New field.
12200 * object.cc (big_endian>::get_symbol_location_info): Call
12201 Options::do_demangle, not Options::demangle.
12202 * symtab.cc (demangle): Likewise.
12203
cbb93e63
ILT		 122042008-03-22 Ian Lance Taylor <iant@google.com>
12205
12206 * gold.h: Include <cstddef> and <sys/types.h>
12207 * options.h: Include <cstring>.
12208
ec531623
ILT		 122092008-03-21 Ian Lance Taylor <iant@google.com>
12210
12211 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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