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[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
f475cf7b
CC		 12011-10-17 Cary Coutant <ccoutant@google.com>
2
3 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
4 task for members of lib groups.
5
cdd7e244
CC		 62011-10-17 Cary Coutant <ccoutant@google.com>
7
8 PR gold/13288
4f95c8b4 9 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 10 (File_read::make_view): Move bounds check (replace with assert)...
11 (File_read::find_or_make_view): ... to here.
12
dfb45471
CC		 132011-10-12 Cary Coutant <ccoutant@google.com>
14
4f95c8b4 15 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 16 ::read returns less than requested size.
17
53bbcc1b
CC		 182011-10-10 Cary Coutant <ccoutant@google.com>
19
4f95c8b4 20 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 21 Initialize defined_count_.
22 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
23 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
24 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
25 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
26 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 27 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 28 member.
29 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 30 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 31 Return zeroes instead of internal error.
32
397b129b
CC		 332011-10-10 Cary Coutant <ccoutant@google.com>
34
35 PR gold/13249
4f95c8b4 36 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 37 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 38 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 39 (Output_reloc::type_): Adjust size of bit field.
40 (Output_reloc::use_plt_offset_): New bit field.
41 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
42 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
43 flag. Adjust all callers.
4f95c8b4 44 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 45 creating RELATIVE relocations.
46
d5698657
NC		 472011-10-10 Nick Clifton <nickc@redhat.com>
48
49 * po/es.po: Updated Spanish translation.
50 * po/fi.po: Updated Finnish translation.
51
6a59a5c2
DN		 522011-10-03 Diego Novillo <dnovillo@google.com>
53
54 * options.cc (parse_uint): Fix dereference of RETVAL.
55
f0558624
ST		 562011-09-29 Sriraman Tallam <tmsriram@google.com>
57
58 * layout.h (section_order_map_): New member.
59 (get_section_order_map): New member function.
60 * output.cc (Output_section::add_input_section): Check for patterns
61 only when --section-ordering-file is specified.
62 * gold.cc (queue_middle_tasks): Delay updating order of sections till
63 output_sections have been formed.
64 * layout.cc (Layout_Layout): Initialize section_order_map_.
65 * plugin.cc (update_section_order): Store order in order_map. Do not
66 update the order.
67 * testsuite/Makefile.am: Add test case for plugin_final_layout.
68 * testsuite/Makefile.in: Regenerate.
69 * testsuite/plugin_section_order.c: New file.
70 * testsuite/plugin_final_layout.cc: New file.
71 * testsuite/plugin_final_layout.sh: New file.
72
a7dac153
CC		 732011-09-29 Cary Coutant <ccoutant@google.com>
74
4f95c8b4 75 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 76 Check for NULL.
4f95c8b4 77 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 78 symbols during incremental update.
79 (Symbol_table::add_from_dynobj): Likewise.
80
eebd87a5
ILT		 812011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
82 Ian Lance Taylor <iant@google.com>
83
84 * symtab.cc (Symbol_table::define_special_symbol): Always
85 canonicalize version string.
86
403a3331
CC		 872011-09-26 Cary Coutant <ccoutant@google.com>
88
4f95c8b4
CC		 89 * gold.cc (queue_initial_tasks): Move option checks ...
90 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 91 some options; make others fatal.
92
235061c2
CC		 932011-09-26 Cary Coutant <ccoutant@google.com>
94
95 gcc PR lto/47247
96 * plugin.cc (get_symbols_v2): New function.
97 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
98 (is_referenced_from_outside): New function.
99 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
100 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
101 (get_symbols): Pass version parameter.
102 (get_symbols_v2): New function.
103 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
104 parameter.
105 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
106 (onload): Add LDPT_GET_SYMBOLS_V2.
107 (all_symbols_read_hook): Use get_symbols_v2; check for
108 LDPR_PREVAILING_DEF_IRONLY_EXP.
109 * testsuite/plugin_test_3.sh: Update expected results.
110
dc87f620
ILT		 1112011-09-23 Simon Baldwin <simonb@google.com>
112
113 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
114 configuration options.
115 * configure: Regenerate.
116 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
117 * Makefile.in: Regenerate.
118 * testsuite/Makefile.in: Regenerate.
119
a8279f82
ST		 1202011-09-19 Sriraman Tallam <tmsriram@google.com>
121
122 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
123
0c9350c8
CC		 1242011-09-19 Cary Coutant <ccoutant@google.com>
125
126 * incremental.cc (can_incremental_update): Fix typo in comment.
127 * incremental.h (can_incremental_update): Likewise.
128
aa06ae28
CC		 1292011-09-18 Cary Coutant <ccoutant@google.com>
130
131 * incremental.cc (can_incremental_update): New function.
132 * incremental.h (can_incremental_update): New function.
133 * layout.cc (Layout::init_fixed_output_section): Call it.
134 (Layout::make_output_section): Don't allow patch space in .eh_frame.
135 * object.cc (Sized_relobj_file::do_layout): Call
136 can_incremental_update.
137
ebb300b2
CC		 1382011-09-13 Cary Coutant <ccoutant@google.com>
139
140 * configure.ac: Check for glibc support for gnu_indirect_function
141 support with static linking, setting automake conditional
142 IFUNC_STATIC.
143 * Makefile.in: Regenerate.
144 * configure: Regenerate.
145
146 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
147 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
148 for IFUNC_STATIC.
149 * testsuite/Makefile.in: Regenerate.
150
1206d0d5
CC		 1512011-09-13 Cary Coutant <ccoutant@google.com>
152
153 * incremental.cc (Sized_relobj_incr::do_layout): Call
154 report_comdat_group for kept comdat sections.
155 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
156 * testsuite/Makefile.in: Regenerate.
157 * testsuite/incr_comdat_test_1.cc: New source file.
158 * testsuite/incr_comdat_test_2_v1.cc: New source file.
159 * testsuite/incr_comdat_test_2_v2.cc: New source file.
160 * testsuite/incr_comdat_test_2_v3.cc: New source file.
161
40b29874
ILT		 1622011-09-13 Ian Lance Taylor <iant@google.com>
163
164 * object.cc (Sized_relobj_file::do_layout): Remove unused local
165 variable external_symbols_offset.
166
1b045aac
ILT		 1672011-09-12 Ian Lance Taylor <iant@google.com>
168
169 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
170 triggered if object has no symbols.
171
24c6c55a
DM		 1722011-09-09 David S. Miller <davem@davemloft.net>
173
174 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
175 (Output_fill_debug_line::do_write): Likewise.
176
66570254
CC		 1772011-08-29 Cary Coutant <ccoutant@google.com>
178
179 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
180 casts to match formatting specs.
181 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
182
8ea8cd50
CC		 1832011-08-26 Cary Coutant <ccoutant@google.com>
184
185 * layout.cc (Free_list::allocate): Provide guarantee of minimum
186 remaining hole size when allocating.
187 (Layout::make_output_section): Set fill methods for debug sections.
188 * layout.h (Free_list::Free_list_node): Move from private to
189 public.
190 (Free_list::set_min_hole_size): New function.
191 (Free_list::begin, Free_list::end): New functions.
192 (Free_list::min_hole_): New data member.
193 * output.cc: Include dwarf.h.
194 (Output_fill_debug_info::do_minimum_hole_size): New function.
195 (Output_fill_debug_info::do_write): New function.
196 (Output_fill_debug_line::do_minimum_hole_size): New function.
197 (Output_fill_debug_line::do_write): New function.
198 (Output_section::Output_section): Initialize new data member.
199 (Output_section::set_final_data_size): Ensure patch space is larger
200 than minimum hole size.
201 (Output_section::do_write): Fill holes in debug sections.
202 * output.h (Output_fill): New class.
203 (Output_fill_debug_info): New class.
204 (Output_fill_debug_line): New class.
205 (Output_section::set_free_space_fill): New function.
206 (Output_section::free_space_fill_): New data member.
207 * testsuite/Makefile.am (incremental_test_3): Add
208 --incremental-patch option.
209 (incremental_test_4): Likewise.
210 (incremental_test_5): Likewise.
211 (incremental_test_6): Likewise.
212 (incremental_copy_test): Likewise.
213 (incremental_common_test_1): Likewise.
214 * testsuite/Makefile.in: Regenerate.
215
7cf80422
NC		 2162011-08-26 Nick Clifton <nickc@redhat.com>
217
218 * po/es.po: Updated Spanish translation.
219
c3f7b0e5
CC		 2202011-08-01 Cary Coutant <ccoutant@google.com>
221
222 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
223 * gold/testsuite/Makefile.in: Regenerate.
224 * gold/testsuite/justsyms_exec.c: New source file.
225 * gold/testsuite/justsyms_lib.c: New source file.
226
9590bf25
CC		 2272011-08-01 Cary Coutant <ccoutant@google.com>
228
229 * layout.cc (Layout::set_segment_offsets): Don't realign text
230 segment if -Ttext was specified.
231 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
232 file type.
233 * object.h (Sized_relobj_file::e_type): New function.
234 (Sized_relobj_file::e_type_): New data member.
235 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
236 base address for ET_EXEC files.
237 * target.cc (Target::do_make_elf_object_implementation): Allow
238 ET_EXEC files with --just-symbols option.
239
dcd8d12e
CC		 2402011-07-28 Cary Coutant <ccoutant@google.com>
241
242 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
243 Add thread_number parameter.
244 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
245 * workqueue-threads.cc
246 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
247 current thread if its thread number is greater than desired thread
248 count.
249 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
250 Add thread_number parameter.
251 (Workqueue::should_cancel_thread): Likewise.
252 (Workqueue::find_runnable_or_wait): Pass thread_number to
253 should_cancel_thread.
254 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
255 parameter.
256
804eb480
ST		 2572011-07-22 Sriraman Tallam <tmsriram@google.com>
258
259 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
260 only after checking if it cannot be forced local.
261 * symtab.h (is_externally_visible): Check if the symbol is not forced
262 local.
263
f1ddb600
ILT		 2642011-07-15 Ian Lance Taylor <iant@google.com>
265
266 * options.h (class General_options): Add --print-output-format.
267 Move -EL next to -EB, for better --help output.
268 * target-select.cc: Include <cstdio>, "options.h", and
269 "parameters.h".
270 (Target_selector::do_target_bfd_name): New function.
271 (print_output_format): New function.
272 * target-select.h (class Target_selector): Update declarations.
273 (Target_selector::target_bfd_name): New function.
274 (print_output_format): Declare.
275 * main.cc: Include "target-select.h".
276 (main): Handle --print-output-format.
277 * gold.cc: Include "target-select.h".
278 (queue_initial_tasks): Handle --print-output-format when there are
279 no input files.
280 * parameters.cc (parameters_force_valid_target): Give a better
281 error message if -EB/-EL does not match target.
282 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
283 function.
284
7d172687
ILT		 2852011-07-15 Ian Lance Taylor <iant@google.com>
286
287 * i386.cc (class Output_data_plt_i386): Add layout_ field.
288 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
289 (Output_data_plt_i386::do_write): Write address of .dynamic
290 section to first entry in .got.plt section.
291 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
292 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
293 Initialize layout_.
294 (Output_data_plt_x86_64::do_write): Write address of .dynamic
295 section to first entry in .got.plt section.
296 * layout.h (Layout::dynamic_section): New function.
297
e9552f7e
ST		 2982011-07-13 Sriraman Tallam <tmsriram@google.com>
299
300 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
301 to claim_file call.
302 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
303 input_section_position_, and input_section_glob_.
304 (read_layout_from_file): Call function section_ordering_specified.
305 * layout.h (is_section_ordering_specified): New function.
306 (section_ordering_specified): New function.
307 (section_ordering_specified_): New boolean member.
308 * main.cc(main): Call load_plugins after layout object is defined.
309 * output.cc (Output_section::add_input_section): Use
310 function section_ordering_specified to check if section ordering is
311 needed.
312 * output.cc (Output_section::add_relaxed_input_section): Use
313 function section_ordering_specified to check if section ordering is
314 needed.
315 (Output_section::update_section_layout): New function.
316 (Output_section::sort_attached_input_sections): Check if input section
317 must be reordered.
318 * output.h (Output_section::update_section_layout): New function.
319 * plugin.cc (get_section_count): New function.
320 (get_section_type): New function.
321 (get_section_name): New function.
322 (get_section_contents): New function.
323 (update_section_order): New function.
324 (allow_section_ordering): New function.
325 (Plugin::load): Add the new interfaces to the transfer vector.
326 (Plugin_manager::load_plugins): New parameter.
327 (Plugin_manager::all_symbols_read): New parameter.
328 (Plugin_manager::claim_file): New parameter. Save the elf object for
329 unclaimed objects.
330 (Plugin_manager::get_elf_object): New function.
331 (Plugin_manager::get_view): Change to directly use the bool to check
332 if get_view is called from claim_file_hook.
333 * plugin.h (input_objects): New function
334 (Plugin__manager::load_plugins): New parameter.
335 (Plugin_manager::claim_file): New parameter.
336 (Plugin_manager::get_elf_object): New function.
337 (Plugin_manager::in_claim_file_handler): New function.
338 (Plugin_manager::in_claim_file_handler_): New member.
339 (layout): New function.
340 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
341 handler with an extra parameter. Make the elf object before calling
342 claim_file handler.
343 * testsuite/plugin_test.c (get_section_count): New function pointer.
344 (get_section_type): New function pointer.
345 (get_section_name): New function pointer.
346 (get_section_contents): New function pointer.
347 (update_section_order): New function pointer.
348 (allow_section_ordering): New function pointer.
349 (onload): Check if the new interfaces exist.
350
9446efde
ILT		 3512011-07-13 Ian Lance Taylor <iant@google.com>
352
353 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
354 relro section.
355 * x86_64.cc (Target_x86_64::got_section): Likewise.
356 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
357 (relro_now_test_SOURCES): New variable.
358 (relro_now_test_DEPENDENCIES): New variable.
359 (relro_now_test_LDFLAGS): New variable.
360 (relro_now_test_LDADD): New variable.
361 (relro_now_test.so): New target.
362 * testsuite/Makefile.in: Rebuild.
363
07aa62f2
ILT		 3642011-07-12 Ian Lance Taylor <iant@google.com>
365
366 PR gold/12980
367 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
368 GLOB_DAT relocation rather than a RELATIVE relocation for a
369 protected symbol when creating a shared library.
370 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
371 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
372 * testsuite/protected_main_1.cc (main): Test that protected
373 function has same address.
374
e2153196
ILT		 3752011-07-11 Ian Lance Taylor <iant@google.com>
376
377 PR gold/12979
378 * options.h (class General_options): Add -Bgroup.
379 * options.cc (General_options::finalize): If -Bgroup is set,
380 default to --unresolved-symbols=report-all.
381 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
382 * target-reloc.h (issue_undefined_symbol_error): Handle
383 --unresolved-symbols=report-all.
384
6daf5215
ILT		 3852011-07-08 Ian Lance Taylor <iant@google.com>
386
387 PR gold/11985
388 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
389 if linker script discards key sections.
390 (Layout::create_dynamic_symtab): Likewise.
391 (Layout::assign_local_dynsym_offsets): Likewise.
392 (Layout::sized_create_version_sections): Likewise.
393 (Layout::create_interp): Likewise.
394 (Layout::finish_dynamic_section): Likewise.
395 (Layout::set_dynamic_symbol_size): Likewise.
396
beabb2c6
ILT		 3972011-07-08 Ian Lance Taylor <iant@google.com>
398
399 PR gold/12386
400 * options.h (class General_options): Add --unresolved-symbols.
401 * target-reloc.h (issue_undefined_symbol_error): Check
402 --unresolved-symbols. Add comments.
403
9c16daf1
ILT		 4042011-07-08 Ian Lance Taylor <iant@google.com>
405
406 * testsuite/odr_violation2.cc (Ordering::operator()): Make
407 expression more complex.
408
191f1a2d
ILT		 4092011-07-08 Ian Lance Taylor <iant@google.com>
410
411 PR gold/11317
412 * target-reloc.h (issue_undefined_symbol_error): New inline
413 function, broken out of relocate_section.
414 (relocate_section): Call issue_undefined_symbol_error.
415 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
416 there is no TLS segment if we are about to issue an undefined
417 symbol error.
418 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
419
62855347
ILT		 4202011-07-08 Ian Lance Taylor <iant@google.com>
421
422 PR gold/12279
423 * resolve.cc (Symbol_table::should_override): Add fromtype
424 parameter. Change all callers. Give error when linking together
425 TLS and non-TLS symbol.
426 (Symbol_table::should_override_with_special): Add fromtype
427 parameter. Change all callers.
428 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
429 there is no TLS segment if we have reported some errors.
430 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
431
67181c72
ILT		 4322011-07-08 Ian Lance Taylor <iant@google.com>
433
434 PR gold/12372
435 * target.h (Target::plt_address_for_global): New function.
436 (Target::plt_address_for_local): New function.
437 (Target::plt_section_for_global): Remove.
438 (Target::plt_section_for_local): Remove.
439 (Target::do_plt_address_for_global): New virtual function.
440 (Target::do_plt_address_for_local): New virtual function.
441 (Target::do_plt_section_for_global): Remove.
442 (Target::do_plt_section_for_local): Remove.
443 (Target::register_global_plt_entry): Add Symbol_table and Layout
444 parameters.
445 * output.cc (Output_data_got::Got_entry::write): Use
446 plt_address_for_global and plt_address_for_local.
447 * layout.cc (Layout::add_target_dynamic_tags): Use size and
448 address of output section.
449 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
450 got_irelative_, and irelative_count_ fields. Update
451 declarations.
452 (Output_data_plt_i386::has_irelative_section): New function.
453 (Output_data_plt_i386::entry_count): Add irelative_count_.
454 (Output_data_plt_i386::set_final_data_size): Likewise.
455 (class Target_i386): Add got_irelative_ and rel_irelative_
456 fields. Update declarations.
457 (Target_i386::Target_i386): Initialize new fields.
458 (Target_i386::do_plt_address_for_global): New function replacing
459 do_plt_section_for_global.
460 (Target_i386::do_plt_address_for_local): New function replacing
461 do_plt_section_for_local.
462 (Target_i386::got_section): Create got_irelative_.
463 (Target_i386::rel_irelative_section): New function.
464 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
465 fields. Don't define __rel_iplt_{start,end}.
466 (Output_data_plt_i386::add_entry): Add symtab and layout
467 parameters. Change all callers. Use different PLT and GOT for
468 IFUNC symbols.
469 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
470 layout parameters. Change all callers. Use different PLT and
471 GOT.
472 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
473 (Output_data_plt_i386::rel_irelative): New function.
474 (Output_data_plt_i386::address_for_global): New function.
475 (Output_data_plt_i386::address_for_local): New function.
476 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
477 IRELATIVE GOT when changing IFUNC GOT entries.
478 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
479 reloc.
480 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
481 if we didn't create an IRELATIVE GOT.
482 (Target_i386::Relocate::relocate): Use plt_address_for_global and
483 plt_address_for_local.
484 (Target_i386::do_dynsym_value): Use plt_address_for_global.
485 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
486 got_irelative_, and irelative_count_ fields. Update
487 declarations.
488 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
489 Initialize new fields. Remove symtab parameter. Change all
490 callers.
491 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
492 irelative_count_.
493 (Output_data_plt_x86_64::has_irelative_section): New function.
494 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
495 (class Target_x86_64): Add got_irelative_ and rel_irelative_
496 fields. Update declarations.
497 (Target_x86_64::Target_x86_64): Initialize new fields.
498 (Target_x86_64::do_plt_address_for_global): New function replacing
499 do_plt_section_for_global.
500 (Target_x86_64::do_plt_address_for_local): New function replacing
501 do_plt_section_for_local.
502 (Target_x86_64::got_section): Create got_irelative_.
503 (Target_x86_64::rela_irelative_section): New function.
504 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
505 all callers. Don't create __rel_iplt_{start,end}.
506 (Output_data_plt_x86_64::add_entry): Add symtab and layout
507 parameters. Change all callers. Use different PLT and GOT for
508 IFUNC symbols.
509 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
510 layout parameters. Change all callers. Use different PLT and
511 GOT.
512 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
513 parameters. Change all callers. Use different PLT and GOT for
514 IFUNC symbols.
515 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
516 (Output_data_plt_x86_64::rela_irelative): New function.
517 (Output_data_plt_x86_64::address_for_global): New function.
518 (Output_data_plt_x86_64::address_for_local): New function.
519 (Output_data_plt_x86_64::set_final_data_size): Likewise.
520 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
521 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
522 (Target_x86_64::register_global_plt_entry): Add symtab and layout
523 parameters.
524 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
525 reloc.
526 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
527 symbols if we didn't create an IRELATIVE GOT.
528 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
529 plt_address_for_local.
530 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
531 * testsuite/ifuncvar1.c: New test file.
532 * testsuite/ifuncvar2.c: New test file.
533 * testsuite/ifuncvar3.c: New test file.
534 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
535 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
536 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
537 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
538 * testsuite/Makefile.in: Rebuild.
539
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541
542 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
543 (two_file_test_1_ndebug.o): Likewise.
544 (two_file_test_1b_ndebug.o): Likewise.
545 (two_file_test_2_ndebug.o): Likewise.
546 (two_file_test_main_ndebug.o): Likewise.
547 (incremental_test_2): Link with no-debug versions.
548
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550
551 * gold/incremental.cc
552 (Output_section_incremental_inputs::write_info_blocks): Check for
553 hidden and internal symbols.
554
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556
557 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
558 Check disposition for startup file.
559 (Incremental_inputs::report_command_line): Ignore
560 --incremental-startup-unchanged option.
561 * options.cc (General_options::parse_incremental_startup_unchanged):
562 New function.
563 (General_options::General_options): Initialize new data member.
564 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
565 (General_options): Add --incremental-startup-unchanged option.
566 (General_options::incremental_startup_disposition): New function.
567 (General_options::incremental_startup_disposition_): New data member.
568
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570
571 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
572 input file index to Script_info ctor.
573 (Sized_incremental_binary::do_file_has_changed): Find the
574 command-line argument for files named in scripts.
575 * incremental.h (Script_info::Script_info): New ctor
576 with input file index.
577 (Script_info::input_file_index): New function.
578 (Script_info::input_file_index_): New data member.
579 (Incremental_binary::get_library): Add const.
580 (Incremental_binary::get_script_info): Add const.
581 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
582 * testsuite/Makefile.am (incremental_test_5): New test case.
583 (incremental_test_6): New test case.
584 * testsuite/Makefile.in: Regenerate.
585
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587
588 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
589 debug output when command lines differ.
590
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592
593 * incremental.cc (Incremental_inputs::report_command_line): Ignore
594 --incremental-patch option.
595 * layout.cc (Free_list::allocate): Extend allocation beyond original
596 end if enabled.
597 (Layout::make_output_section): Mark sections that should get
598 patch space.
599 * options.cc (parse_percent): New function.
600 * options.h (parse_percent): New function.
601 (DEFINE_percent): New macro.
602 (General_options): Add --incremental-patch option.
603 * output.cc (Output_section::Output_section): Initialize new data
604 members.
605 (Output_section::add_input_section): Print section name when out
606 of patch space.
607 (Output_section::add_output_section_data): Likewise.
608 (Output_section::set_final_data_size): Add patch space when
609 doing --incremental-full.
610 (Output_section::do_reset_address_and_file_offset): Remove patch
611 space.
612 (Output_segment::set_section_list_addresses): Print debug output
613 only if --incremental-update.
614 * output.h (Output_section::set_is_patch_space_allowed): New function.
615 (Output_section::is_patch_space_allowed_): New data member.
616 (Output_section::patch_space_): New data member.
617 * parameters.cc (Parameters::incremental_full): New function.
618 * parameters.h (Parameters::incremental_full): New function
619 * testsuite/Makefile.am (incremental_test_2): Add test for
620 --incremental-patch option.
621 * testsuite/Makefile.in: Regenerate.
622 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
623 (t18): Remove function body.
624
f6cccc2c
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626
627 PR gold/12771
628 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
629 Arm_Address type for relocation result.
630 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
631 overflow check.
632 (Arm_relocate_functions::abs32): Use unaligned access.
633 (Arm_relocate_functions::rel32): Ditto.
634 (Arm_relocate_functions::prel31): Ditto.
635 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
636 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
637 static data relocations.
638 * testsuite/Makefile.in: Regnerate.
639 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
640
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642
643 PR gold/12392
644 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
645 symbols if necessary.
646 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
647
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649
650 PR gold/12952
651 * resolve.cc (Symbol::override_base_with_special): Simply override
652 version with special symbol version, ignoring previous version.
653
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655
656 * object.cc (Sized_relobj_file::include_section_group): Add
657 information to comment about signature location.
658
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660
661 PR gold/12957
662 * options.h (class General_options): Add -f and -F.
663 * options.cc (General_options::finalize): Fatal error if -f/-F
664 are used without -shared.
665 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
666
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668
669 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
670
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672
673 PR gold/12525
674 PR gold/12952
675 * resolve.cc (Symbol::override_base_with_special): Don't override
676 the version if the overriding symbol has a different name.
677 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
678 all callers. If we give an error about an undefined version,
679 define the base version if necessary.
680 * dynobj.h (class Versions): Update declaration.
681 * testsuite/weak_alias_test_5.cc: New file.
682 * testsuite/weak_alias_test.script: New file.
683 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
684 and versioned_alias have the right value, and call t2.
685 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
686 weak_alias_test_5.so.
687 (weak_alias_test_LDADD): Likewise.
688 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
689 * testsuite/Makefile.in: Rebuild.
690
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692
693 PR gold/12525
694 * options.h (class General_options): Support -z notext.
695 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
696 -Wl,-z,notext.
697 (two_file_shared_nonpic.so): Likewise.
698 (two_file_shared_mixed.so): Likewise.
699 (two_file_shared_mixed_1.so): Likewise.
700 (weak_undef_lib_nonpic.so): Likewise.
701 (alt/weak_undef_lib_nonpic.so): Likewise.
702 (tls_test_shared_nonpic.so): Likewise.
703 * testsuite/Makefile.in: Rebuild.
704
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706
707 PR gold/12525
708 * configure.ac: Test whether static linking works, setting
709 the automake conditional HAVE_STATIC.
710 * testsuite/Makefile.am: Disable tests using -static if
711 HAVE_STATIC is not true.
712 * configure, testsuite/Makefile.in: Rebuild.
713
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715
716 PR gold/12525
717 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
718 Assert if we see DW_EH_PE_indirect.
719 * target.h (Target::ehframe_datarel_base): New function.
720 (Target::do_ehframe_datarel_base): New target function.
721 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
722 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
723 function.
724
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726
727 PR gold/12571
728 * options.h (class General_options): Add
729 --ld-generated-unwind-info.
730 * ehframe.cc (Fde::write): Add address parameter. Change all
731 callers. If associated with PLT, fill in address and size.
732 (Cie::set_output_offset): Only add merge mapping if there is an
733 object.
734 (Cie::write): Add address parameter. Change all callers.
735 (Eh_frame::add_ehframe_for_plt): New function.
736 * ehframe.h (class Fde): Update declarations. Move shndx_ and
737 input_offset_ fields into union u_, with new plt field.
738 (Fde::Fde): Adjust for new union field.
739 (Fde::Fde) [Output_data version]: New constructor.
740 (Fde::add_mapping): Only add merge mapping if there is an object.
741 (class Cie): Update declarations.
742 (class Eh_frame): Declare add_ehframe_for_plt.
743 * layout.cc (Layout::layout_eh_frame): Break out code into
744 make_eh_frame_section, and call it.
745 (Layout::make_eh_frame_section): New function.
746 (Layout::add_eh_frame_for_plt): New function.
747 * layout.h (class Layout): Update declarations.
748 * merge.cc (Merge_map::add_mapping): Add assertion.
749 * i386.cc: Include "dwarf.h".
750 (class Output_data_plt_i386): Make first_plt_entry,
751 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
752 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
753 and plt_eh_frame_fde.
754 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
755 boundary. Call add_eh_frame_for_plt if appropriate.
756 * x86_64.cc: Include "dwarf.h".
757 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
758 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
759 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
760 and plt_eh_frame_fde.
761 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
762 appropriate.
763
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765
766 PR gold/12629
767 * object.cc (Sized_relobj_file::layout_section): Change shdr
768 parameter to be const.
769 (Sized_relobj_file::layout_eh_frame_section): New function, broken
770 out of do_layout.
771 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
772 appropriate. Call layout_eh_frame_section.
773 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
774 sections.
775 * object.h (class Sized_relobj_file): Update declarations.
776
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778
37e41b03 779 PR gold/12652
6c21fce1
ILT		 780 * script.cc (Token::integer_value): Accept trailing M/m/K/k
781 modifier.
782 (Lex::gather_token): Accept trailing M/m/K/k for integers.
783
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785
786 PR gold/12675
787 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
788 SHT_X86_64_UNWIND.
789 * layout.cc (Layout::layout_eh_frame): Likewise.
790
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792
793 PR gold/12695
794 * layout.cc (Layout::symtab_section_shndx): New function.
795 * layout.h (class Layout): Declare symtab_section_shndx.
796 * output.cc (Output_section::write_header): Call it.
797
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799
800 PR gold/12818
801 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
802 symbols which are not used in a relocation.
803
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805
806 PR gold/12898
807 * layout.cc (Layout::segment_precedes): Don't crash if a linker
808 script create indistinguishable segments.
809 (Layout::set_segment_offsets): Use stable_sort when sorting
810 segments. Pass this to Compare_segments constructor.
811 * layout.h (class Layout): Make segment_precedes non-static.
812 (class Compare_segments): Change from struct to class. Add
813 layout_ field. Add constructor.
814 * script-sections.cc
815 (Script_sections::attach_sections_using_phdrs_clause): Rename
816 local orphan to is_orphan. Don't report failure to put empty
817 section in segment. On attachment failure, report name of
818 section, and attach to first PT_LOAD segment.
819
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821
822 PR gold/12934
823 * target-select.cc (Target_selector::Target_selector): Add
824 emulation parameter. Change all callers.
825 (select_target_by_bfd_name): Rename from select_target_by_name.
826 Change all callers.
827 (select_target_by_emulation): New function.
828 (supported_emulation_names): New function.
829 * target-select.h (class Target_selector): Add emulation_ field.
830 Update declarations.
831 (Target_selector::recognize_by_bfd_name): Rename from
832 recognize_by_name. Change all callers.
833 (Target_selector::supported_bfd_names): Rename from
834 supported_names. Change all callers.
835 (Target_selector::recognize_by_emulation): New function.
836 (Target_selector::supported_emulations): New function.
837 (Target_selector::emulation): New function.
838 (Target_selector::do_recognize_by_bfd_name): Rename from
839 do_recognize_by_name. Change all callers.
840 (Target_selector::do_supported_bfd_names): Rename from
841 do_supported_names. Change all callers.
842 (Target_selector::do_recognize_by_emulation): New function.
843 (Target_selector::do_supported_emulations): New function.
844 (select_target_by_bfd_name): Change name in declaration.
845 (select_target_by_emulation): Declare.
846 (supported_emulation_names): Declare.
847 * parameters.cc (parameters_force_valid_target): Try to find
848 target based on emulation from -m option.
849 * options.h (class General_options): Change doc string for -m.
850 * options.cc (help): Print emulations.
851 (General_options::parse_V): Likewise.
852 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
853 Add emulation parameter. Change all callers.
854
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856
857 * target.h (class Target): Add osabi_ field.
858 (Target::osabi): New function.
859 (Target::set_osabi): New function.
860 (Target::Target): Initialize osabi_.
861 (Target::do_adjust_elf_header): Make pure virtual.
862 (Sized_target::do_adjust_elf_header): Declare.
863 * target.cc (Sized_target::do_adjust_elf_header): New function.
864 (class Sized_target): Instantiate all versions.
865 * freebsd.h (class Target_freebsd): Remove.
866 (Target_selector_freebsd::do_recognize): Call set_osabi on
867 Target.
868 (Target_selector_freebsd::do_recognize_by_name): Likewise.
869 (Target_selector_freebsd::set_osabi): Remove.
870 * i386.cc (class Target_i386): Inherit from Sized_target rather
871 than Target_freebsd.
872 * x86_64.cc (class Target_x86_64): Likewise.
873
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875
876 * target.h (Target::can_check_for_function_pointers): Rewrite.
877 Make non-virtual.
878 (Target::can_icf_inline_merge_sections): Likewise.
879 (Target::section_may_have_icf_unsafe_poineters): Likewise.
880 (Target::Target_info): Add can_icf_inline_merge_sections field.
881 (Target::do_can_check_for_function_pointers): New virtual
882 function.
883 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
884 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
885 from can_check_for_function_pointers, move in file.
886 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
887 section_may_have_icf_unsafe_poineters, move in file.
888 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
889 * i386.cc (Target_i386::do_can_check_for_function_pointers):
890 Rename from can_check_for_function_pointers, move in file.
891 (Target_i386::can_icf_inline_merge_sections): Remove.
892 (Target_i386::i386_info): Initialize
893 can_icf_inline_merge_sections.
894 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
895 Initialize can_icf_inline_merge_sections.
896 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
897 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
898 Rename from can_check_for_function_pointers, move in file.
899 (Target_x86_64::can_icf_inline_merge_sections): Remove.
900 (Target_x86_64::x86_64_info): Initialize
901 can_icf_inline_merge_sections.
902 * testsuite/testfile.cc (Target_test::test_target_info):
903 Likewise.
904 * icf.cc (get_section_contents): Correct formatting.
905
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907
908 * symtab.cc (Symbol::versioned_name): New function.
909 (Symbol_table::add_to_final_symtab): Use versioned_name when
910 appropriate.
911 (Symbol_table::sized_write_symbol): Likewise.
912 * symtab.h (class Symbol): Declare versioned_name.
913 * stringpool.h (class Stringpool_template): Add variant of add
914 which takes a std::basic_string.
915 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
916 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
917 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
918 (ver_test_12.o): New target.
919 * testsuite/Makefile.in: Rebuild.
920
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922
923 * arm.cc (Arm_relocate_functions::thm_jump8,
924 Arm_relocate_functions::thm_jump11): Use a wider signed
925 type to compute offset.
926 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
927 arm_thm_jump8.
928 * testsuite/Makefile.in: Regenerate.
929 * testsuite/arm_branch_in_range.sh: Check test results of
930 arm_thm_jump11 and arm_thm_jump8.
931 * testsuite/arm_thm_jump11.s: New test source file.
932 * testsuite/arm_thm_jump11.t: New linker script.
933 * testsuite/arm_thm_jump8.s: New test source file.
934 * testsuite/arm_thm_jump8.t: New linker script.
935
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937
938 * layout.cc: Include "object.h".
939 (ctors_sections_in_init_array): New static variable.
940 (Layout::is_ctors_in_init_array): New function.
941 (Layout::layout): Add entry to ctors_sections_in_init_array if
942 appropriate.
943 * layout.h (class Layout): Declare is_ctors_in_init_array.
944 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
945 is_ctors_reverse_view is set.
946 (Sized_relobj_file::write_sections): Add layout parameter. Change
947 all callers. Set is_ctors_reverse_view field of View_size.
948 (Sized_relobj_file::reverse_words): New function.
949 * object.h (Sized_relobj_file::View_size): Add
950 is_ctors_reverse_view field.
951 (class Sized_relobj_file): Update declarations.
952 * testsuite/initpri3.c: New test.
953 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
954 initpri3b.
955 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
956 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
957 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
958 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
959 * testsuite/Makefile.in: Rebuild.
960
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962
963 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
964 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
965 (debug_msg_cdebug.err): New targets.
966 * testsuite/Makefile.in: Regenerate.
967 * testsuite/debug_msg.sh: Check output of link with compressed debug.
968 Fix checks for link with shared library.
969
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DK		 9702011-06-24 Doug Kwan <dougkwan@google.com>
971
972 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
973 skip empty text sections.
974 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
975
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977
978 PR gold/12910
979 * options.h (class General_options): Add --ctors-in-init-array.
980 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
981 friends as SHT_PROGBITS for merging sections.
982 (Layout::layout): Remove special handling of .init_array and
983 friends. Don't sort if doing relocatable link. Sort for .ctors
984 and .dtors if ctors_in_init_array.
985 (Layout::make_output_section): Force correct section types for
986 .init_array and friends. Don't sort if doing relocatable link,
987 Don't sort .ctors and .dtors if ctors_in_init_array.
988 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
989 (Layout::output_section_name): Add relobj parameter. Change all
990 callers. Handle .ctors. and .dtors. in code rather than table.
991 Handle .ctors and .dtors if ctors_in_init_array.
992 (Layout::match_file_name): New function, moved from output.cc.
993 * layout.h (class Layout): Update declarations.
994 * output.cc: Include "layout.h".
995 (Input_section_sort_entry::get_priority): New function.
996 (Input_section_sort_entry::match_file_name): Just call
997 Layout::match_file_name.
998 (Output_section::Input_section_sort_init_fini_compare::operator()):
999 Handle .ctors and .dtors. Sort by explicit priority rather than
1000 by name.
1001 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1002 * testsuite/initpri2.c: New test.
1003 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1004 (check_PROGRAMS): Add initpri2.
1005 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1006 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1007 * configure, testsuite/Makefile.in: Rebuild.
1008
e1f74f98
ILT		 10092011-06-19 Ian Lance Taylor <iant@google.com>
1010
1011 PR gold/12880
1012 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1013 .interp section to a PT_INTERP segment even if we have seen a
1014 --dynamic-linker option. Don't do it if we have seen a PHDRS
1015 clause in a linker script.
1016 (Layout::finalize): Don't create a .interp section if we've
1017 already create a PT_INTERP segment.
1018 (Layout::create_interp): Always call choose_output_section (revert
1019 patch of 2011-06-17). Don't create PT_INTERP segment.
1020 * script-sections.cc
1021 (Script_sections::create_note_and_tls_segments): Add a .interp
1022 section to a PT_INTERP segment even if we have seen a
1023 --dynamic-linker option.
1024
766f91bb
ILT		 10252011-06-18 Ian Lance Taylor <iant@google.com>
1026
1027 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1028 merely because a non-PT_LOAD segment has a dynamic reloc.
1029
0d212c3a
ILT		 10302011-06-18 Ian Lance Taylor <iant@google.com>
1031
1032 * layout.cc (Layout::finish_dynamic_section): Don't create
1033 DT_FLAGS entry if not needed.
1034
911a5072
ILT		 10352011-06-18 Ian Lance Taylor <iant@google.com>
1036
1037 PR gold/12745
1038 * layout.cc (Layout::layout_eh_frame): Correct handling of
1039 writable .eh_frame section.
1040
534b4e5f
ILT		 10412011-06-17 Ian Lance Taylor <iant@google.com>
1042
1043 PR gold/12893
1044 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1045 symbol is redefined with the exact same object and value.
1046
10b4f102
ILT		 10472011-06-17 Ian Lance Taylor <iant@google.com>
1048
1049 PR gold/12880
1050 * layout.h (class Layout): Add interp_segment_ field.
1051 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1052 (Layout::attach_allocated_section_to_segment): If making shared
1053 library, put .interp section in PT_INTERP segment.
1054 (Layout::finalize): Also call create_interp if -dynamic-linker
1055 option was used.
1056 (Layout::create_interp): Assert that there is no PT_INTERP
1057 segment. If not using a SECTIONS clause, use make_output_section.
1058 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1059 * script-sections.cc
1060 (Script_sections::create_note_and_tls_segments): If making shared
1061 library, put .interp section in PT_INTERP segment.
1062
a29b0dad
ILT		 10632011-06-17 Ian Lance Taylor <iant@google.com>
1064
e588ea8d
ILT		 1065 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1066 when making a shared library.
1067
10682011-06-17 Ian Lance Taylor <iant@google.com>
1069
1070 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1071 parameter. Change all callers. Don't issue warning about PC32
1072 against locally defined symbol.
a29b0dad 1073
9d3b0698
ILT		 10742011-06-16 Ian Lance Taylor <iant@google.com>
1075
1076 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1077 occurs in same object.
1078
85b0f90c
AM		 10792011-06-14 Alan Modra <amodra@gmail.com>
1080
1081 * po/POTFILES.in: Regenerate.
1082
a94907d9
ILT		 10832011-06-09 Ian Lance Taylor <iant@google.com>
1084
1085 * script-sections.cc
1086 (Orphan_output_section::set_section_addresses): For a relocatable
1087 link set address to 0.
1088
4fb3a1c3
CC		 10892011-06-09 Cary Coutant <ccoutant@google.com>
1090
1091 PR gold/12804
1092 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1093 used with --compress-debug-sections.
1094 * gold/object.cc (Sized_relobj_file::do_layout): Report
1095 uncompressed size of compressed input sections.
1096
61220854
CC		 10972011-06-08 Cary Coutant <ccoutant@google.com>
1098
1099 PR gold/12804
1100 * testsuite/two_file_test_2_v1.cc: Change initialization of
1101 v2 to keep it in .data.
1102
e6455dfb
CC		 11032011-06-07 Cary Coutant <ccoutant@google.com>
1104
1105 * common.cc (Symbol_table::do_allocate_commons_list): Call
1106 gold_fallback.
1107 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1108 (Errors::fallback): New function.
1109 (gold_fallback): New function.
1110 * errors.h (Errors::fallback): New function.
1111 * gold.cc (gold_exit): Change status parameter to enum; adjust
1112 all callers.
1113 (queue_initial_tasks): Call gold_fallback.
1114 * gold.h: Include cstdlib.
1115 (Exit_status): New enum type.
1116 (gold_exit): Change status parameter to enum.
1117 (gold_fallback): New function.
1118 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1119 (Layout::create_symtab_sections): Likewise.
1120 (Layout::create_shdrs): Likewise.
1121 * main.cc (main): Adjust call to gold_exit.
1122 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1123 (Output_data_got::add_got_entry_pair): Likewise.
1124 (Output_section::add_input_section): Likewise.
1125 (Output_section::add_output_section_data): Likewise.
1126 (Output_segment::set_section_list_addresses): Likewise.
1127 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1128
fb0e076f
CC		 11292011-06-07 Cary Coutant <ccoutant@google.com>
1130
1131 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1132 for incremental links.
1133 * output.cc (Output_segment::set_section_list_addresses): Remove
1134 FIXME and test for TLS or BSS.
1135
a5ee4d5d
CC		 11362011-06-07 Cary Coutant <ccoutant@google.com>
1137
1138 * testsuite/Makefile.am: Add incremental_copy_test,
1139 incremental_common_test_1.
1140 * testsuite/Makefile.in: Regenerate.
1141 * testsuite/common_test_1_v1.c: New source file.
1142 * testsuite/common_test_1_v2.c: New source file.
1143 * testsuite/copy_test_v1.cc: New source file.
1144
5146f448
CC		 11452011-06-07 Cary Coutant <ccoutant@google.com>
1146
1147 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1148 update, allocate common from bss section's free list.
1149 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1150 linker-defined symbols.
1151 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1152 Skip GOT and PLT entries that are no longer referenced.
1153 (Output_section_incremental_inputs::write_info_blocks): Mark
1154 linker-defined symbols.
1155 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1156 * output.cc (Output_section::allocate): New function.
1157 * output.h (Output_section::allocate): New function.
1158 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1159 linker-defined symbols.
1160 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1161 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1162 (Symbol::init_base_output_data): Likewise.
1163 (Symbol::init_base_output_segment): Likewise.
1164 (Symbol::init_base_constant): Likewise.
1165 (Sized_symbol::init_output_data): Likewise.
1166 (Sized_symbol::init_output_segment): Likewise.
1167 (Sized_symbol::init_constant): Likewise.
1168 (Symbol_table::do_define_in_output_data): Likewise.
1169 (Symbol_table::do_define_in_output_segment): Likewise.
1170 (Symbol_table::do_define_as_constant): Likewise.
1171 * symtab.h (Symbol::is_predefined): New function.
1172 (Symbol::init_base_output_data): Add is_predefined parameter.
1173 (Symbol::init_base_output_segment): Likewise.
1174 (Symbol::init_base_constant): Likewise.
1175 (Symbol::is_predefined_): New data member.
1176 (Sized_symbol::init_output_data): Add is_predefined parameter.
1177 (Sized_symbol::init_output_segment): Likewise.
1178 (Sized_symbol::init_constant): Likewise.
1179 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1180
26d3c67d
CC		 11812011-06-07 Cary Coutant <ccoutant@google.com>
1182
1183 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1184 instead of emit_copy_reloc.
1185 (Copy_relocs::emit_copy_reloc): Refactor.
1186 (Copy_relocs::make_copy_reloc): New function.
1187 (Copy_relocs::add_copy_reloc): Remove.
1188 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1189 section.
1190 (Copy_relocs::make_copy_reloc): New function.
1191 (Copy_relocs::add_copy_reloc): Remove.
1192 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1193 unchanged input files.
1194 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1195 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1196 Reserve BSS space for COPY relocations.
1197 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1198 (Output_section_incremental_inputs::write_info_blocks): Record
1199 whether a symbol is copied from a shared object.
1200 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1201 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1202 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1203 (Incremental_input_entry_reader::get_output_symbol_index): Add
1204 is_copy parameter.
1205 (Incremental_binary::emit_copy_relocs): New function.
1206 (Incremental_binary::do_emit_copy_relocs): New function.
1207 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1208 new data member.
1209 (Sized_incremental_binary::add_copy_reloc): New function.
1210 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1211 (Sized_incremental_binary::Copy_reloc): New struct.
1212 (Sized_incremental_binary::Copy_relocs): New typedef.
1213 (Sized_incremental_binary::copy_relocs_): New data member.
1214 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1215 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1216 * target.h (Sized_target::emit_copy_reloc): New function.
1217 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1218
7cdb37d9
CC		 12192011-06-02 Cary Coutant <ccoutant@google.com>
1220
1221 PR gold/12163
1222 * gold/archive.cc (Archive::Archive): Initialize new data member.
1223 (Archive::include_all_members): Return if archive has already been
1224 included.
1225 * gold/archive.h (Archive::include_all_members_): New data member.
1226
cc643b88
NC		 12272011-06-02 Nick Clifton <nickc@redhat.com>
1228
1229 * dynobj.h: Fix spelling mistake in comment.
1230 * output.cc: Likewise.
1231
f62a3ca7
DK		 12322011-05-31 Doug Kwan <dougkwan@google.com>
1233 Asier Llano
1234
1235 PR gold/12826
cc643b88 1236 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1237 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1238 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1239 redundant arm_exidx_test.so.
1240 * testsuite/Makefile.in: Regenerate.
1241 (check_SCRIPTS): Add pr12826.sh
1242 (check_DATA): Add pr12826.stdout
1243 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1244 * testsuite/pr12826.sh: New file.
1245 * testsuite/pr12826_1.s: Ditto.
1246 * testsuite/pr12826_1.s: Ditto.
1247
8dbe1edc
ILT		 12482011-05-30 Ian Lance Taylor <iant@google.com>
1249
1250 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1251 sections.
1252
c49875be
ILT		 12532011-05-29 Ian Lance Taylor <iant@google.com>
1254
1255 PR gold/12804
1256 * testsuite/Makefile.am: Use different file name for two_file_test
1257 temporary file for each incremental test.
1258 * testsuite/Makefile.in: Rebuild.
1259
69d53f7a
ILT		 12602011-05-29 Ian Lance Taylor <iant@google.com>
1261
1262 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1263 binary input file is empty.
1264
41d0ab5f
ILT		 12652011-05-27 Ian Lance Taylor <iant@google.com>
1266
1267 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1268 (ver_test_9.so): Likewise.
1269 * testsuite/Makefile.in: Rebuild.
1270
89d8a36b
CC		 12712011-05-26 Cary Coutant <ccoutant@google.com>
1272
1273 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1274 * incremental.cc (Incremental_inputs::report_input_section): Fix
1275 comment, indentation.
1276 (Incremental_inputs::report_comdat_group): New function.
1277 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1278 of data for incremental input file entry.
1279 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1280 group count, COMDAT group signatures.
1281 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1282 an unchanged input file.
1283 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1284 Initialize new data member.
1285 (Incremental_object_entry::add_comdat_group): New function.
1286 (Incremental_object_entry::get_comdat_group_count): New function.
1287 (Incremental_object_entry::get_comdat_signature_key): New function.
1288 (Incremental_object_entry::groups_): New data member.
1289 (Incremental_inputs::report_comdat_group): New function.
1290 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1291 data for incremental input file entry.
1292 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1293 (Incremental_input_entry_reader::get_input_section): Adjust size of
1294 data for incremental input file entry.
1295 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1296 (Incremental_input_entry_reader::get_comdat_group_signature): New
1297 function.
1298 * object.cc (Sized_relobj::include_section_group): Report kept
1299 COMDAT groups for incremental links.
1300
1706a06f
ILT		 13012011-05-24 David Meyer <pdox@google.com>
1302
1303 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1304 with name parameter. Add found_name parameter.
1305 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1306 * dirsearch.h (class Dirsearch): Update declaration.
1307
a10ae760
ILT		 13082011-05-24 Ian Lance Taylor <iant@google.com>
1309
1310 * archive.cc (Library_base::should_include_member): Pull in object
1311 from archive if it defines the entry symbol.
1312 * parameters.cc (Parameters::entry): New function.
1313 * parameters.h (class Parameters): Declare entry.
1314 * output.h (class Output_file_header): Remove entry_ field.
1315 * output.cc (Output_file_header::Output_file_header): Remove entry
1316 parameter. Change all callers.
1317 (Output_file_header::entry): Use parameters->entry.
1318 * gold.cc (queue_middle_tasks): Likewise.
1319 * plugin.cc (Plugin_hook::run): Likewise.
1320
aa92d6ed
CC		 13212011-05-24 Cary Coutant <ccoutant@google.com>
1322
1323 * gold.cc (queue_initial_tasks): Pass incremental base filename
1324 to Output_file::open_base_file; don't print error message.
1325 * incremental-dump.cc (main): Adjust call to
1326 Output_file::open_for_modification.
1327 * incremental-dump.cc (main): Likewise.
1328 * incremental.cc (Incremental_inputs::report_command_line):
1329 Ignore --incremental-base option when comparing command lines.
1330 Ignore parameter when given as separate argument.
1331 * options.h (class General_options): Add --incremental-base.
1332 * output.cc (Output_file::Output_file):
1333 (Output_file::open_base_file): Add base_name and writable parameters;
1334 read base file into new file; print error message here.
1335 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1336 callers.
1337 * output.h (Output_file::open_for_modification): Rename to...
1338 (Output_file::open_base_file): ...this; add base_name and
1339 writable parameters; adjust all callers.
1340 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1341 callers.
1342 * testsuite/Makefile.am (incremental_test_4): Test
1343 --incremental-base.
1344 * testsuite/Makefile.in: Regenerate.
1345
2eedd706
CC		 13462011-05-24 Cary Coutant <ccoutant@google.com>
1347
1348 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1349 incremental_test_4.
1350 * testsuite/Makefile.in: Regenerate.
1351 * testsuite/two_file_test_1_v1.cc: New test source file.
1352 * testsuite/two_file_test_1b_v1.cc: New test source file.
1353 * testsuite/two_file_test_2_v1.cc: New test source file.
1354
0f1c85a6
CC		 13552011-05-24 Cary Coutant <ccoutant@google.com>
1356
1357 * dynobj.h (Dynobj::do_dynobj): New function.
1358 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1359 flag and soname for shared objects.
1360 * incremental.cc (Incremental_inputs::report_object): Make
1361 either Incremental_object_entry or Incremental_dynobj_entry; add
1362 soname to string table.
1363 (Incremental_inputs::report_input_section): Add assertion.
1364 (Output_section_incremental_inputs::set_final_data_size): Adjust
1365 type of input file entry for shared libraries; adjust size of
1366 shared library info entry.
1367 (Output_section_incremental_inputs::write_input_files): Write
1368 as_needed flag for shared libraries.
1369 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1370 of input file entry for shared libraries; write soname.
1371 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1372 soname from incremental info.
1373 * incremental.h (enum Incremental_input_flags): Add
1374 INCREMENTAL_INPUT_AS_NEEDED.
1375 (Incremental_input_entry::Incremental_input_entry): Initialize new
1376 data member.
1377 (Incremental_input_entry::set_as_needed): New function.
1378 (Incremental_input_entry::as_needed): New function.
1379 (Incremental_input_entry::do_dynobj_entry): New function.
1380 (Incremental_input_entry::as_needed_): New data member.
1381 (Incremental_object_entry::Incremental_object_entry): Don't check
1382 for shared library.
1383 (Incremental_object_entry::do_type): Likewise.
1384 (class Incremental_dynobj_entry): New class.
1385 (Incremental_input_entry_reader::as_needed): New function.
1386 (Incremental_input_entry_reader::get_soname): New function.
1387 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1388 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1389 size of shared library info entry.
1390 * layout.cc (Layout::finish_dynamic_section): Don't test for
1391 incremental link when adding DT_NEEDED entries.
1392 * object.h (Object::Object): Initialize new data member.
1393 (Object::dynobj): New function.
1394 (Object::set_as_needed): New function.
1395 (Object::as_needed): New function.
1396 (Object::do_dynobj): New function.
1397 (Object::as_needed_): New data member.
1398
6fa2a40b
CC		 13992011-05-24 Cary Coutant <ccoutant@google.com>
1400
1401 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1402 info; adjust display of GOT entries.
1403 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1404 vector of input objects; remove file_status_.
1405 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1406 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1407 got_plt reader; call target hooks to reserve GOT entries.
1408 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1409 of input file info header and GOT info entry.
1410 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1411 relocation info.
1412 (Got_plt_view_info::got_descriptor): Remove.
1413 (Got_plt_view_info::sym_index): New data member.
1414 (Got_plt_view_info::input_index): New data member.
1415 (Local_got_offset_visitor::visit): Write input file index.
1416 (Global_got_offset_visitor::visit): Write 0 for input file index.
1417 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1418 with sym_index and input_index.
1419 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1420 incremental info GOT entry; replace got_descriptor with input_index.
1421 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1422 map from input file index to object.
1423 (Sized_relobj_incr::do_layout): Replace direct data member reference
1424 with accessor function.
1425 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1426 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1427 Adjust size of input file info header.
1428 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1429 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1430 (Incremental_input_entry_reader::get_input_section): Adjust size of
1431 input file info header.
1432 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1433 of incremental info GOT entry.
1434 (Incremental_got_plt_reader::get_got_desc): Remove.
1435 (Incremental_got_plt_reader::get_got_symndx): New function.
1436 (Incremental_got_plt_reader::get_got_input_index): New function.
1437 (Sized_incremental_binary::Sized_incremental_binary): Remove
1438 file_status_; add input_objects_.
1439 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1440 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1441 (Sized_incremental_binary::file_is_unchanged): Remove.
1442 (Sized_incremental_binary::set_input_object): New function.
1443 (Sized_incremental_binary::input_object): New function.
1444 (Sized_incremental_binary::file_status_): Remove.
1445 (Sized_incremental_binary::input_objects_): New data member.
1446 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1447 references.
1448 (Sized_relobj_incr::invalid_address): Move to base class.
1449 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1450 class.
1451 (Sized_relobj_incr::do_output_section_offset): Likewise.
1452 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1453 (Sized_relobj_incr::section_offsets_): Likewise.
1454 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1455 function.
1456 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1457 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1458 with accessor function.
1459 (Sized_relobj_file::do_layout): Likewise.
1460 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1461 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1462 (Sized_relobj_file::compute_final_local_value): Replace refs to
1463 section_offsets_ with accessor function.
1464 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1465 * object.h (Relobj::Relobj): Initialize new data members.
1466 (Relobj::add_dyn_reloc): New function.
1467 (Relobj::first_dyn_reloc): New function.
1468 (Relobj::dyn_reloc_count): New function.
1469 (Relobj::first_dyn_reloc_): New data member.
1470 (Relobj::dyn_reloc_count_): New data member.
1471 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1472 references.
1473 (Sized_relobj::Address): New typedef.
1474 (Sized_relobj::invalid_address): Move here from child class.
1475 (Sized_relobj::Sized_relobj): Initialize new data members.
1476 (Sized_relobj::sized_relobj): New function.
1477 (Sized_relobj::is_output_section_offset_invalid): Move here from
1478 child class.
1479 (Sized_relobj::get_output_section_offset): Likewise.
1480 (Sized_relobj::local_has_got_offset): Likewise.
1481 (Sized_relobj::local_got_offset): Likewise.
1482 (Sized_relobj::set_local_got_offset): Likewise.
1483 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1484 (Sized_relobj::clear_got_offsets): New function.
1485 (Sized_relobj::section_offsets): Move here from child class.
1486 (Sized_relobj::do_output_section_offset): Likewise.
1487 (Sized_relobj::do_set_section_offset): Likewise.
1488 (Sized_relobj::Local_got_offsets): Likewise.
1489 (Sized_relobj::local_got_offsets_): Likewise.
1490 (Sized_relobj::section_offsets_): Likewise.
1491 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1492 references.
1493 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1494 class.
1495 (Sized_relobj_file::sized_relobj): New function
1496 (Sized_relobj_file::local_has_got_offset): Move to base class.
1497 (Sized_relobj_file::local_got_offset): Likewise.
1498 (Sized_relobj_file::set_local_got_offset): Likewise.
1499 (Sized_relobj_file::get_output_section_offset): Likewise.
1500 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1501 (Sized_relobj_file::do_output_section_offset): Likewise.
1502 (Sized_relobj_file::do_set_section_offset): Likewise.
1503 (Sized_relobj_file::Local_got_offsets): Likewise.
1504 (Sized_relobj_file::local_got_offsets_): Likewise.
1505 (Sized_relobj_file::section_offsets_): Likewise.
1506 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1507 (all constructors).
1508 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1509 (Output_reloc::get_symbol_index): Likewise.
1510 (Output_reloc::local_section_offset): Likewise.
1511 (Output_reloc::get_address): Likewise.
1512 (Output_reloc::symbol_value): Likewise.
1513 (Output_data_got::reserve_slot): Move to class definition.
1514 (Output_data_got::reserve_local): New function.
1515 (Output_data_got::reserve_slot_for_global): Remove.
1516 (Output_data_got::reserve_global): New function.
1517 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1518 (all constructors, two instantiations).
1519 (Output_reloc::get_relobj): New function (two instantiations).
1520 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1521 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1522 (Output_data_reloc::add_global): Adjust type of relobj.
1523 (Output_data_reloc::add_global_relative): Likewise.
1524 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1525 (Output_data_reloc::add_local): Likewise.
1526 (Output_data_reloc::add_local_relative): Likewise.
1527 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1528 (Output_data_reloc::add_local_section): Likewise.
1529 (Output_data_reloc::add_output_section): Likewise.
1530 (Output_data_reloc::add_absolute): Likewise.
1531 (Output_data_reloc::add_target_specific): Likewise.
1532 (Output_data_got::reserve_slot): Move definition here.
1533 (Output_data_got::reserve_local): New function.
1534 (Output_data_got::reserve_global): New function.
1535 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1536 section_offsets_ with accessor function.
1537 (Sized_relobj_file::write_sections): Likewise.
1538 (Sized_relobj_file::do_relocate_sections): Likewise.
1539 * target.h (Sized_target::reserve_local_got_entry): New function.
1540 (Sized_target::reserve_global_got_entry): New function.
1541 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1542 (Target_x86_64::reserve_global_got_entry): New function.
1543 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1544
4829d394
CC		 15452011-05-23 Cary Coutant <ccoutant@google.com>
1546
1547 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1548 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1549 bit when checking got_type.
1550 * incremental.cc (Sized_incremental_binary::setup_readers):
1551 Store symbol table and string table locations; initialize bit vector
1552 of file status flags.
1553 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1554 unchanged files.
1555 (Sized_incremental_binary::do_process_got_plt): New function.
1556 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1557 (Output_section_incremental_inputs::set_final_data_size): Record
1558 file index for each input file.
1559 (Output_section_incremental_inputs::write_got_plt): Store file index
1560 instead of input entry offset for each GOT entry.
1561 * incremental.h
1562 (Incremental_input_entry::Incremental_input_entry): Initialize new
1563 data member.
1564 (Incremental_input_entry::set_offset): Store file index.
1565 (Incremental_input_entry::get_file_index): New function.
1566 (Incremental_input_entry::file_index_): New data member.
1567 (Incremental_binary::process_got_plt): New function.
1568 (Incremental_binary::do_process_got_plt): New function.
1569 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1570 data members.
1571 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1572 (Sized_incremental_binary::set_file_is_unchanged): New function.
1573 (Sized_incremental_binary::file_is_unchanged): New function.
1574 (Sized_incremental_binary::do_process_got_plt): New function.
1575 (Sized_incremental_binary::file_status_): New data member.
1576 (Sized_incremental_binary::main_symtab_loc_): New data member.
1577 (Sized_incremental_binary::main_strtab_loc_): New data member.
1578 * output.cc (Output_data_got::Got_entry::write): Add case
1579 RESERVED_CODE.
1580 (Output_data_got::add_global): Call add_got_entry.
1581 (Output_data_got::add_global_plt): Likewise.
1582 (Output_data_got::add_global_with_rel): Likewise.
1583 (Output_data_got::add_global_with_rela): Likewise.
1584 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1585 (Output_data_got::add_global_pair_with_rela): Likewise.
1586 (Output_data_got::add_local): Call add_got_entry.
1587 (Output_data_got::add_local_plt): Likewise.
1588 (Output_data_got::add_local_with_rel): Likewise.
1589 (Output_data_got::add_local_with_rela): Likewise.
1590 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1591 (Output_data_got::add_local_pair_with_rela): Likewise.
1592 (Output_data_got::reserve_slot): New function.
1593 (Output_data_got::reserve_slot_for_global): New function.
1594 (Output_data_got::add_got_entry): New function.
1595 (Output_data_got::add_got_entry_pair): New function.
1596 (Output_section::add_output_section_data): Edit FIXME.
1597 * output.h
1598 (Output_section_data_build::Output_section_data_build): New
1599 constructor with size parameter.
1600 (Output_data_space::Output_data_space): Likewise.
1601 (Output_data_got::Output_data_got): Initialize new data member; new
1602 constructor with size parameter.
1603 (Output_data_got::add_constant): Call add_got_entry.
1604 (Output_data_got::reserve_slot): New function.
1605 (Output_data_got::reserve_slot_for_global): New function.
1606 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1607 (Output_data_got::add_got_entry): New function.
1608 (Output_data_got::add_got_entry_pair): New function.
1609 (Output_data_got::free_list_): New data member.
1610 * target.h (Sized_target::init_got_plt_for_update): New function.
1611 (Sized_target::register_global_plt_entry): New function.
1612 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1613 Initialize new data member; call init; add constructor with PLT count.
1614 (Output_data_plt_x86_64::init): New function.
1615 (Output_data_plt_x86_64::add_relocation): New function.
1616 (Output_data_plt_x86_64::reserve_slot): New function.
1617 (Output_data_plt_x86_64::free_list_): New data member.
1618 (Target_x86_64::init_got_plt_for_update): New function.
1619 (Target_x86_64::register_global_plt_entry): New function.
1620 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1621 incremental updates.
1622 (Output_data_plt_x86_64::add_relocation): New function.
1623 * testsuite/object_unittest.cc (Object_test): Set default options.
1624
ec69d6da
ILT		 16252011-05-16 Ian Lance Taylor <iant@google.com>
1626
1627 * options.h (class General_options): Make -i a synonym for -r.
1628
732e31de
ILT		 16292011-05-16 Ian Lance Taylor <iant@google.com>
1630
1631 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1632
403676b5
CC		 16332011-05-10 Cary Coutant <ccoutant@google.com>
1634
1635 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1636 strip_all (-s).
1637
5b7b7d6e
ILT		 16382011-05-06 Ian Lance Taylor <iant@google.com>
1639
1640 * layout.cc (Layout::layout): If the output section flags change,
1641 update the ordering.
1642
f0f9babf
CC		 16432011-04-25 Cary Coutant <ccoutant@google.com>
1644
1645 * incremental-dump.cc (dump_incremental_inputs): Print local
1646 symbol info for each input file.
1647 * incremental.cc
1648 (Output_section_incremental_inputs::set_final_data_size): Add local
1649 symbol info to input file entries in incremental info.
1650 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1651 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1652 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1653 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1654 implementation.
1655 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1656 (Sized_incr_relobj::do_relocate): Write the local symbols.
1657 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1658 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1659 Adjust size of input file header.
1660 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1661 (Incremental_inputs_reader::get_local_symbol_count): New function.
1662 (Incremental_inputs_reader::get_input_section): Adjust size of input
1663 file header.
1664 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1665 (Sized_incr_relobj::This): New typedef.
1666 (Sized_incr_relobj::sym_size): New const data member.
1667 (Sized_incr_relobj::Local_symbol): New struct.
1668 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1669 (Sized_incr_relobj::do_local_symbol_offset): New function.
1670 (Sized_incr_relobj::local_symbol_count_): New data member.
1671 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1672 (Sized_incr_relobj::local_symbol_index_): New data member.
1673 (Sized_incr_relobj::local_symbol_offset_): New data member.
1674 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1675 (Sized_incr_relobj::local_symbols_): New data member.
1676 * object.h (Relobj::output_local_symbol_count): New function.
1677 (Relobj::local_symbol_offset): New function.
1678 (Relobj::do_output_local_symbol_count): New function.
1679 (Relobj::do_local_symbol_offset): New function.
1680 (Sized_relobj::do_output_local_symbol_count): New function.
1681 (Sized_relobj::do_local_symbol_offset): New function.
1682
d0a9ace3
ILT		 16832011-04-22 Vladimir Simonov <sv@sw.ru>
1684
1685 * descriptors.cc (set_close_on_exec): New function.
1686 (Descriptors::open): Use set_close_on_exec.
1687 * output.cc (S_ISLNK): Define if not defined.
1688
94a3fc8b
CC		 16892011-04-22 Cary Coutant <ccoutant@google.com>
1690
1691 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1692 global symbol map.
1693 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1694 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1695 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1696 relocations.
1697 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1698 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1699 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1700 * incremental.h
1701 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1702 function.
1703 (Incremental_binary::apply_incremental_relocs): New function.
1704 (Incremental_binary::do_apply_incremental_relocs): New function.
1705 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1706 data member.
1707 (Sized_incremental_binary::add_global_symbol): New function.
1708 (Sized_incremental_binary::global_symbol): New function.
1709 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1710 (Sized_incremental_binary::symbol_map_): New data member.
1711 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1712 * target.h (Sized_target::apply_relocation): New function.
1713 * target-reloc.h (apply_relocation): New function.
1714 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1715
c87e4302
DK		 17162011-04-22 Doug Kwan <dougkwan@google.com>
1717
1718 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1719 flag of a SHT_ARM_EXIDX section.
1720 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1721 * testsuite/Makefile.in: Regenerate.
1722 * testsuite/arm_exidx_test.s: New file.
1723 * testsuite/arm_exidx_test.sh: Same.
1724
e7782cf6
CC		 17252011-04-20 Cary Coutant <ccoutant@google.com>
1726
1727 PR gold/12689
1728 * archive.h (Incremental_archive_entry::Archive_member):
1729 Initialize arg_serial_ (second constructor).
1730
308ecdc7
ILT		 17312011-04-17 Ian Lance Taylor <iant@google.com>
1732
1733 * object.cc (Relocate_info::location): Simplify location string.
1734 * errors.cc (Errors::error_at_location): Don't print program
1735 name.
1736 (Errors::warning_at_location): Likewise.
1737 (Errors::undefined_symbol): Likewise.
1738 * testsuite/debug_msg.sh: Update accordingly.
1739
bec5b579
CC		 17402011-04-14 Cary Coutant <ccoutant@google.com>
1741
1742 * gold/layout.cc (Layout::symtab_section_offset): New function.
1743 * gold/layout.h (Layout::symtab_section_offset): New function.
1744 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1745
88597d34
ILT		 17462011-04-12 Ian Lance Taylor <iant@google.com>
1747
1748 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1749 with MREMAP_MAYMOVE.
1750 * output.h (class Output_file): Add map_is_allocated_ field.
1751 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1752 not available, provide stubs. If mremap is not available, #define
1753 it to gold_mremap.
1754 (MREMAP_MAYMOVE): Define if not defined.
1755 (Output_file::Output_file): Initialize map_is_allocated_.
1756 (Output_file::resize): Check map_is_allocated_.
1757 (Output_file::map_anonymous): If mmap fails, use malloc.
1758 (Output_file::unmap): Don't do anything for an anonymous map.
1759 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1760 is not available, provide stubs.
1761 (File_read::View::~View): Use free rather than delete[].
1762 (File_read::make_view): Use malloc rather than new[]. If mmap
1763 fails, use malloc.
1764 (File_read::find_or_make_view): Use malloc rather than new[].
1765 * gold.h: Remove HAVE_REMAP code.
1766 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1767 exists. Rename mremap to gold_mremap. If mmap is not available
1768 don't do anything.
1769 * configure, config.in: Rebuild.
1770
11e361bc
ILT		 17712011-04-11 Ian Lance Taylor <iant@google.com>
1772
1773 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1774 initialize local variable v.
1775
cdc29364
CC		 17762011-04-11 Cary Coutant <ccoutant@google.com>
1777
1778 * archive.cc (Archive::include_member): Adjust call to
1779 report_object.
1780 (Add_archive_symbols::run): Track argument serial numbers.
1781 (Lib_group::include_member): Likewise.
1782 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1783 * archive.h (Incremental_archive_entry::Archive_member):
1784 Initialize arg_serial_.
1785 (Archive_member::arg_serial_): New data member.
1786 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1787 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1788 incremental link.
1789 (Sized_dynobj::do_for_all_local_got_entries): New function.
1790 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1791 function.
1792 * fileread.cc (get_mtime): New function.
1793 * fileread.h (get_mtime): New function.
1794 * gold.cc (queue_initial_tasks): Check for incremental update.
1795 (process_incremental_input): New function.
1796 (queue_middle_tasks): Don't force valid target for incremental
1797 update.
1798 * incremental-dump.cc (find_input_containing_global): Adjust
1799 size of symbol info entry.
1800 (dump_incremental_inputs): Dump argument serial number and
1801 in_system_directory flag; bias shndx by 1; print symbol names
1802 when dumping per-file symbol lists; use new symbol info readers.
1803 * incremental.cc
1804 (Output_section_incremental_inputs:update_data_size): New function.
1805 (Sized_incremental_binary::setup_readers): Setup input readers
1806 for each input file; build maps for files added from libraries
1807 and scripts.
1808 (Sized_incremental_binary::check_input_args): New function.
1809 (Sized_incremental_binary::do_check_inputs): Build map of argument
1810 serial numbers to input arguments.
1811 (Sized_incremental_binary::do_file_has_changed): Rename
1812 do_file_is_unchanged to this; compare file modification times.
1813 (Sized_incremental_binary::do_init_layout): New function.
1814 (Sized_incremental_binary::do_reserve_layout): New function.
1815 (Sized_incremental_binary::do_get_input_reader): Remove.
1816 (Sized_incremental_binary::get_symtab_view): New function.
1817 (Incremental_checker::can_incrementally_link_output_file): Remove.
1818 (Incremental_inputs::report_command_line): Exclude --debug options.
1819 (Incremental_inputs::report_archive_begin): Add parameter; track
1820 argument serial numbers; don't put input file entry for archive
1821 before archive members.
1822 (Incremental_inputs::report_archive_end): Put input file entry
1823 for archive after archive members.
1824 (Incremental_inputs::report_object): Add parameter; track argument
1825 serial numbers and in_system_directory flag.
1826 (Incremental_inputs::report_script): Add parameter; track argument
1827 serial numbers.
1828 (Output_section_incremental_inputs::set_final_data_size): Adjust
1829 size of symbol info entry; check for forwarding symbols.
1830 (Output_section_incremental_inputs::write_input_files): Write
1831 in_system_directory flag and argument serial number.
1832 (Output_section_incremental_inputs::write_info_blocks): Map section
1833 indices between incremental info and original input file; store
1834 input section index for each symbol.
1835 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1836 change operator() to visit().
1837 (class Global_got_offset_visitor): Likewise.
1838 (class Global_symbol_visitor_got_plt):
1839 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1840 classes.
1841 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1842 (Sized_incr_relobj::do_read_symbols): New function.
1843 (Sized_incr_relobj::do_layout): New function.
1844 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1845 (Sized_incr_relobj::do_add_symbols): New function.
1846 (Sized_incr_relobj::do_should_include_member): New function.
1847 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1848 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1849 (Sized_incr_relobj::do_section_size): New function.
1850 (Sized_incr_relobj::do_section_name): New function.
1851 (Sized_incr_relobj::do_section_contents): New function.
1852 (Sized_incr_relobj::do_section_flags): New function.
1853 (Sized_incr_relobj::do_section_entsize): New function.
1854 (Sized_incr_relobj::do_section_address): New function.
1855 (Sized_incr_relobj::do_section_type): New function.
1856 (Sized_incr_relobj::do_section_link): New function.
1857 (Sized_incr_relobj::do_section_info): New function.
1858 (Sized_incr_relobj::do_section_addralign): New function.
1859 (Sized_incr_relobj::do_initialize_xindex): New function.
1860 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1861 (Sized_incr_relobj::do_read_relocs): New function.
1862 (Sized_incr_relobj::do_gc_process_relocs): New function.
1863 (Sized_incr_relobj::do_scan_relocs): New function.
1864 (Sized_incr_relobj::do_count_local_symbols): New function.
1865 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1866 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1867 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1868 (Sized_incr_relobj::do_relocate): New function.
1869 (Sized_incr_relobj::do_set_section_offset): New function.
1870 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1871 (Sized_incr_dynobj::do_read_symbols): New function.
1872 (Sized_incr_dynobj::do_layout): New function.
1873 (Sized_incr_dynobj::do_add_symbols): New function.
1874 (Sized_incr_dynobj::do_should_include_member): New function.
1875 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1876 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1877 (Sized_incr_dynobj::do_section_size): New function.
1878 (Sized_incr_dynobj::do_section_name): New function.
1879 (Sized_incr_dynobj::do_section_contents): New function.
1880 (Sized_incr_dynobj::do_section_flags): New function.
1881 (Sized_incr_dynobj::do_section_entsize): New function.
1882 (Sized_incr_dynobj::do_section_address): New function.
1883 (Sized_incr_dynobj::do_section_type): New function.
1884 (Sized_incr_dynobj::do_section_link): New function.
1885 (Sized_incr_dynobj::do_section_info): New function.
1886 (Sized_incr_dynobj::do_section_addralign): New function.
1887 (Sized_incr_dynobj::do_initialize_xindex): New function.
1888 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1889 (make_sized_incremental_object): New function.
1890 (Incremental_library::copy_unused_symbols): New function.
1891 (Incremental_library::do_for_all_unused_symbols): New function.
1892 * incremental.h (enum Incremental_input_flags): New type.
1893 (class Incremental_checker): Remove.
1894 (Incremental_input_entry::Incremental_input_entry): Add argument
1895 serial number.
1896 (Incremental_input_entry::arg_serial): New function.
1897 (Incremental_input_entry::set_is_in_system_directory): New function.
1898 (Incremental_input_entry::is_in_system_directory): New function.
1899 (Incremental_input_entry::arg_serial_): New data member.
1900 (Incremental_input_entry::is_in_system_directory_): New data member.
1901 (class Script_info): Move here from script.h.
1902 (Script_info::Script_info): Add filename parameter.
1903 (Script_info::filename): New function.
1904 (Script_info::filename_): New data member.
1905 (Incremental_script_entry::Incremental_script_entry): Add argument
1906 serial number.
1907 (Incremental_object_entry::Incremental_object_entry): Likewise.
1908 (Incremental_object_entry::add_input_section): Build list of input
1909 sections with map to original shndx.
1910 (Incremental_object_entry::get_input_section_index): New function.
1911 (Incremental_object_entry::shndx_): New data member.
1912 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1913 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1914 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1915 serial number.
1916 (Incremental_inputs::report_archive_begin): Likewise.
1917 (Incremental_inputs::report_object): Likewise.
1918 (Incremental_inputs::report_script): Likewise.
1919 (class Incremental_global_symbol_reader): New class.
1920 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1921 and store flags and input file type.
1922 (Incremental_input_entry_reader::arg_serial): New function.
1923 (Incremental_input_entry_reader::type): Extract type from flags.
1924 (Incremental_input_entry_reader::is_in_system_directory): New function.
1925 (Incremental_input_entry_reader::get_input_section_count): Call
1926 accessor function for type.
1927 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1928 function for type; adjust size of global symbol entry.
1929 (Incremental_input_entry_reader::get_global_symbol_count): Call
1930 accessor function for type.
1931 (Incremental_input_entry_reader::get_object_count): Likewise.
1932 (Incremental_input_entry_reader::get_object_offset): Likewise.
1933 (Incremental_input_entry_reader::get_member_count): Likewise.
1934 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1935 (Incremental_input_entry_reader::get_member_offset): Likewise.
1936 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1937 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1938 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1939 (Incremental_input_entry_reader::get_global_symbol_reader): New
1940 function.
1941 (Incremental_input_entry_reader::get_output_symbol_index): New
1942 function.
1943 (Incremental_input_entry_reader::type_): Remove.
1944 (Incremental_input_entry_reader::flags_): New data member.
1945 (Incremental_inputs_reader::input_file_offset): New function.
1946 (Incremental_inputs_reader::input_file_index): New function.
1947 (Incremental_inputs_reader::input_file): Call input_file_offset.
1948 (Incremental_inputs_reader::input_file_at_offset): New function.
1949 (Incremental_relocs_reader::get_r_type): Reformat.
1950 (Incremental_relocs_reader::get_r_shndx): Reformat.
1951 (Incremental_relocs_reader::get_r_offset): Reformat.
1952 (Incremental_relocs_reader::data): New function.
1953 (Incremental_binary::Incremental_binary): Initialize new data members.
1954 (Incremental_binary::check_inputs): Add cmdline parameter.
1955 (Incremental_binary::file_is_unchanged): Remove.
1956 (Input_reader::arg_serial): New function.
1957 (Input_reader::get_unused_symbol_count): New function.
1958 (Input_reader::get_unused_symbol): New function.
1959 (Input_reader::do_arg_serial): New function.
1960 (Input_reader::do_get_unused_symbol_count): New function.
1961 (Input_reader::do_get_unused_symbol): New function.
1962 (Incremental_binary::input_file_count): New function.
1963 (Incremental_binary::get_input_reader): Change signature to use
1964 index instead of filename.
1965 (Incremental_binary::file_has_changed): New function.
1966 (Incremental_binary::get_input_argument): New function.
1967 (Incremental_binary::get_library): New function.
1968 (Incremental_binary::get_script_info): New function.
1969 (Incremental_binary::init_layout): New function.
1970 (Incremental_binary::reserve_layout): New function.
1971 (Incremental_binary::output_file): New function.
1972 (Incremental_binary::do_check_inputs): New function.
1973 (Incremental_binary::do_file_is_unchanged): Remove.
1974 (Incremental_binary::do_file_has_changed): New function.
1975 (Incremental_binary::do_init_layout): New function.
1976 (Incremental_binary::do_reserve_layout): New function.
1977 (Incremental_binary::do_input_file_count): New function.
1978 (Incremental_binary::do_get_input_reader): Change signature.
1979 (Incremental_binary::input_args_map_): New data member.
1980 (Incremental_binary::library_map_): New data member.
1981 (Incremental_binary::script_map_): New data member.
1982 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1983 new data members.
1984 (Sized_incremental_binary::output_section): New function.
1985 (Sized_incremental_binary::inputs_reader): Add const.
1986 (Sized_incremental_binary::symtab_reader): Add const.
1987 (Sized_incremental_binary::relocs_reader): Add const.
1988 (Sized_incremental_binary::got_plt_reader): Add const.
1989 (Sized_incremental_binary::get_symtab_view): New function.
1990 (Sized_incremental_binary::Inputs_reader): New typedef.
1991 (Sized_incremental_binary::Input_entry_reader): New typedef.
1992 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1993 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1994 (Sized_incremental_binary::do_file_has_changed): New function.
1995 (Sized_incremental_binary::do_init_layout): New function.
1996 (Sized_incremental_binary::do_reserve_layout): New function.
1997 (Sized_input_reader::Inputs_reader): Remove.
1998 (Sized_input_reader::Input_entry_reader): Remove.
1999 (Sized_input_reader::do_arg_serial): New function.
2000 (Sized_input_reader::do_get_unused_symbol_count): New function.
2001 (Sized_input_reader::do_get_unused_symbol): New function.
2002 (Sized_incremental_binary::do_input_file_count): New function.
2003 (Sized_incremental_binary::do_get_input_reader): Change signature;
2004 use index instead of filename.
2005 (Sized_incremental_binary::section_map_): New data member.
2006 (Sized_incremental_binary::input_entry_readers_): New data member.
2007 (class Sized_incr_relobj): New class.
2008 (class Sized_incr_dynobj): New class.
2009 (make_sized_incremental_object): New function.
2010 (class Incremental_library): New class.
2011 * layout.cc (Free_list::num_lists): New static data member.
2012 (Free_list::num_nodes): New static data member.
2013 (Free_list::num_removes): New static data member.
2014 (Free_list::num_remove_visits): New static data member.
2015 (Free_list::num_allocates): New static data member.
2016 (Free_list::num_allocate_visits): New static data member.
2017 (Free_list::init): New function.
2018 (Free_list::remove): New function.
2019 (Free_list::allocate): New function.
2020 (Free_list::dump): New function.
2021 (Free_list::print_stats): New function.
2022 (Layout_task_runner::run): Resize output file for incremental updates.
2023 (Layout::Layout): Initialize new data members.
2024 (Layout::set_incremental_base): New function.
2025 (Layout::init_fixed_output_section): New function.
2026 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2027 incremental updates.
2028 (Layout::create_gold_note): Do not create gold note section for
2029 incremental updates.
2030 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2031 for incremental updates.
2032 (Layout::set_section_offsets): For incremental updates, allocate space
2033 from free list.
2034 (Layout::create_symtab_sections): Layout with offsets relative to
2035 start of section; for incremental updates, allocate space from free
2036 list.
2037 (Layout::create_shdrs): For incremental updates, allocate space from
2038 free list.
2039 (Layout::finish_dynamic_section): For incremental updates, do not
2040 check --as-needed (fixed in subsequent patch).
2041 * layout.h (class Free_list): New class.
2042 (Layout::set_incremental_base): New function.
2043 (Layout::incremental_base): New function.
2044 (Layout::init_fixed_output_section): New function.
2045 (Layout::allocate): New function.
2046 (Layout::incremental_base_): New data member.
2047 (Layout::free_list_): New data member.
2048 * main.cc (main): Print Free_list statistics.
2049 * object.cc (Relobj::finalize_incremental_relocs): Add
2050 clear_counts parameter; clear counts only when clear_counts is set.
2051 (Sized_relobj::Sized_relobj): Initialize new base class.
2052 (Sized_relobj::do_layout): Don't report special sections.
2053 (Sized_relobj::do_for_all_local_got_entries): New function.
2054 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2055 symtab_off to all symbol table offsets.
2056 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2057 * object.h (class Got_offset_list): Move to top of file.
2058 (Object::Object): Allow case where input_file == NULL.
2059 (Object::~Object): Likewise.
2060 (Object::input_file): Assert that input_file != NULL.
2061 (Object::lock): Allow case where input_file == NULL.
2062 (Object::unlock): Likewise.
2063 (Object::is_locked): Likewise.
2064 (Object::token): Likewise.
2065 (Object::release): Likewise.
2066 (Object::is_incremental): New function.
2067 (Object::get_mtime): New function.
2068 (Object::for_all_local_got_entries): New function.
2069 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2070 (Object::set_is_in_system_directory): New function.
2071 (Object::is_in_system_directory): New function.
2072 (Object::do_is_incremental): New function.
2073 (Object::do_get_mtime): New function.
2074 (Object::do_for_all_local_got_entries): New function.
2075 (Object::is_in_system_directory_): New data member.
2076 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2077 (class Sized_relobj_base): New class.
2078 (class Sized_relobj): Derive from Sized_relobj_base.
2079 (class Sized_relobj::Symbols): Redeclare from base class.
2080 (class Sized_relobj::local_got_offset_list): Remove.
2081 (class Sized_relobj::Output_sections): Redeclare from base class.
2082 (class Sized_relobj::do_for_all_local_got_entries): New function.
2083 (class Sized_relobj::write_local_symbols): Add offset parameter.
2084 (class Sized_relobj::local_symbol_offset_): Update comment.
2085 (class Sized_relobj::local_dynsym_offset_): Update comment.
2086 * options.cc (Input_arguments::add_file): Remove const.
2087 * options.h (Input_file_argument::Input_file_argument):
2088 Initialize arg_serial_ (all constructors).
2089 (Input_file_argument::set_arg_serial): New function.
2090 (Input_file_argument::arg_serial): New function.
2091 (Input_file_argument::arg_serial_): New data member.
2092 (Input_arguments::Input_arguments): Initialize file_count_.
2093 (Input_arguments::add_file): Remove const.
2094 (Input_arguments::number_of_input_files): New function.
2095 (Input_arguments::file_count_): New data member.
2096 (Command_line::number_of_input_files): Call
2097 Input_arguments::number_of_input_files.
2098 * output.cc (Output_segment_headers::Output_segment_headers):
2099 Set current size.
2100 (Output_section::Input_section::current_data_size): New function.
2101 (Output_section::Output_section): Initialize new data members.
2102 (Output_section::add_input_section): Don't do merge sections for
2103 an incremental link; allocate space from free list for an
2104 incremental update.
2105 (Output_section::add_output_section_data): Allocate space from
2106 free list for an incremental update.
2107 (Output_section::update_data_size): New function.
2108 (Output_section::set_fixed_layout): New function.
2109 (Output_section::reserve): New function.
2110 (Output_segment::set_section_addresses): Remove const.
2111 (Output_segment::set_section_list_addresses): Remove const; allocate
2112 space from free list for an incremental update.
2113 (Output_segment::set_offset): Adjust size of RELRO segment for an
2114 incremental update.
2115 * output.h (Output_data::current_data_size): Move here from
2116 child classes.
2117 (Output_data::pre_finalize_data_size): New function.
2118 (Output_data::update_data_size): New function.
2119 (Output_section_headers::update_data_size): new function.
2120 (Output_section_data_build::current_data_size): Move to Output_data.
2121 (Output_data_strtab::update_data_size): New function.
2122 (Output_section::current_data_size): Move to Output_data.
2123 (Output_section::set_fixed_layout): New function.
2124 (Output_section::has_fixed_layout): New function.
2125 (Output_section::reserve): New function.
2126 (Output_section::update_data_size): New function.
2127 (Output_section::has_fixed_layout_): New data member.
2128 (Output_section::free_list_): New data member.
2129 (Output_segment::set_section_addresses): Remove const.
2130 (Output_segment::set_section_list_addresses): Remove const.
2131 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2132 New function.
2133 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2134 New function.
2135 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2136 parameter when calling Add_symbols constructor; store argument
2137 serial number for members of a lib group.
2138 (Add_symbols::locks): Allow case where token == NULL.
2139 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2140 (Read_member::~Read_member): New function.
2141 (Read_member::is_runnable): New function.
2142 (Read_member::locks): New function.
2143 (Read_member::run): New function.
2144 (Check_script::~Check_script): New function.
2145 (Check_script::is_runnable): New function.
2146 (Check_script::locks): New function.
2147 (Check_script::run): New function.
2148 (Check_library::~Check_library): New function.
2149 (Check_library::is_runnable): New function.
2150 (Check_library::locks): New function.
2151 (Check_library::run): New function.
2152 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2153 (Add_symbols::library_): New data member.
2154 (class Read_member): New class.
2155 (class Check_script): New class.
2156 (class Check_library): New class.
2157 * reloc.cc (Read_relocs::is_runnable): Allow case where
2158 token == NULL.
2159 (Read_relocs::locks): Likewise.
2160 (Scan_relocs::locks): Likewise.
2161 (Relocate_task::locks): Likewise.
2162 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2163 to clear counters.
2164 (Sized_relobj::incremental_relocs_scan): Fix comment.
2165 (Sized_relobj::do_relocate): Pass output file offset to
2166 write_local_symbols.
2167 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2168 from class declaration.
2169 * script.cc (read_input_script): Allocate Script_info; pass
2170 argument serial number to report_script.
2171 * script.h (class Script_info): Move to incremental.h.
2172 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2173 * symtab.h (Symbol_table::add_from_incrobj): New function.
2174 (Symbol_table::set_file_offset): New function.
2175
b961d0d7
CC		 21762011-04-05 Cary Coutant <ccoutant@google.com>
2177
2178 * incremental-dump.cc (dump_incremental_inputs): Change signature
2179 to take a Sized_incremental_binary; change caller. Use readers
2180 in Sized_incremental_binary.
2181 * incremental.cc
2182 (Sized_incremental_binary::find_incremental_inputs_sections):
2183 Rename do_find_incremental_inputs_sections to this.
2184 (Sized_incremental_binary::setup_readers): New function.
2185 (Sized_incremental_binary::do_check_inputs): Check
2186 has_incremental_info_ flag; move setup code to setup_readers;
2187 use input readers.
2188 (Sized_incremental_binary::do_file_is_unchanged): New function.
2189 (Sized_incremental_binary::do_get_input_reader): New function.
2190 * incremental.h (class Incremental_binary): Move to end of file.
2191 (Incremental_binary::file_is_unchanged): New function.
2192 (Incremental_binary::do_file_is_unchanged): New function.
2193 (Incremental_binary::Input_reader): New class.
2194 (Incremental_binary::get_input_reader): New function.
2195 (class Sized_incremental_binary): Move to end of file.
2196 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2197 input section reader classes.
2198 (Sized_incremental_binary::has_incremental_info): New function.
2199 (Sized_incremental_binary::inputs_reader): New function.
2200 (Sized_incremental_binary::symtab_reader): New function.
2201 (Sized_incremental_binary::relocs_reader): New function.
2202 (Sized_incremental_binary::got_plt_reader): New function.
2203 (Sized_incremental_binary::do_file_is_unchanged): New function.
2204 (Sized_incremental_binary::Sized_input_reader): New class.
2205 (Sized_incremental_binary::get_input_reader): New function.
2206 (Sized_incremental_binary::find_incremental_inputs_sections):
2207 Rename do_find_incremental_inputs_sections to this.
2208 (Sized_incremental_binary::setup_readers): New function.
2209 (Sized_incremental_binary::has_incremental_info_): New data member.
2210 (Sized_incremental_binary::inputs_reader_): New data member.
2211 (Sized_incremental_binary::symtab_reader_): New data member.
2212 (Sized_incremental_binary::relocs_reader_): New data member.
2213 (Sized_incremental_binary::got_plt_reader_): New data member.
2214 (Sized_incremental_binary::current_input_file_): New data member.
2215
a869183f
PP		 22162011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2217
2218 PR gold/12640
2219 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2220 violation.
2221
22222011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2223
2224 * archive.cc (Archive::include_member): Adjust call to report_object.
2225 (Add_archive_symbols::run): Add script_info to call to
2226 report_archive_begin.
2227 (Lib_group::include_member): Adjust call to report_object.
2228 (Add_lib_group_symbols::run): Adjust call to report_object.
2229 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2230 blocks. Add object count for script input files.
2231 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2232 script_info parameter; change all callers.
2233 (Incremental_inputs::report_object): Add script_info parameter;
2234 change all callers.
2235 (Incremental_inputs::report_script): Store backpointer to
2236 incremental info entry.
2237 (Output_section_incremental_inputs::set_final_data_size): Record
2238 additional information for scripts.
2239 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2240 * incremental.h (Incremental_script_entry::add_object): New function.
2241 (Incremental_script_entry::get_object_count): New function.
2242 (Incremental_script_entry::get_object): New function.
2243 (Incremental_script_entry::objects_): New data member; adjust
2244 constructor.
2245 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2246 (Incremental_inputs::report_object): Add script_info parameter.
2247 (Incremental_inputs_reader::get_object_count): New function.
2248 (Incremental_inputs_reader::get_object_offset): New function.
2249 * options.cc (Input_arguments::add_file): Return reference to
2250 new input argument.
2251 * options.h (Input_argument::set_script_info): New function.
2252 (Input_argument::script_info): New function.
2253 (Input_argument::script_info_): New data member; adjust all
2254 constructors.
2255 (Input_file_group::add_file): Return reference to new input argument.
2256 (Input_file_lib::add_file): Likewise.
2257 (Input_arguments::add_file): Likewise.
2258 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2259 * script.cc (Parser_closure::Parser_closure): Add script_info
2260 parameter; adjust all callers.
2261 (Parser_closure::script_info): New function.
2262 (Parser_closure::script_info_): New data member.
2263 (read_input_script): Report scripts earlier to incremental info.
2264 (script_add_file): Set script_info in Input_argument.
2265 (script_add_library): Likewise.
2266 * script.h (Script_options::Script_info): Rewrite class.
2267
a869183f 22682011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2269
2270 * archive.cc (Library_base::should_include_member): Move
2271 method here from class Archive.
2272 (Archive::Archive): Initialize base class.
2273 (Archive::should_include_member): Move to base class.
2274 (Archive::do_for_all_unused_symbols): New function.
2275 (Add_archive_symbols::run): Remove redundant access to
2276 incremental_inputs.
2277 (Lib_group::Lib_group): Initialize base class.
2278 (Lib_group::do_filename): New function.
2279 (Lib_group::include_member): Pass pointer to Lib_group to
2280 report_object.
2281 (Lib_group::do_for_all_unused_symbols): New function.
2282 (Add_lib_group_symbols::run): Report archive information for
2283 incremental links.
2284 * archive.h (class Library_base): New base class.
2285 (class Archive): Derive from Library_base.
2286 (Archive::filename): Move to base class.
2287 (Archive::set_incremental_info): Likewise.
2288 (Archive::incremental_info): Likewise.
2289 (Archive::Should_include): Likewise.
2290 (Archive::should_include_member): Likewise.
2291 (Archive::Armap_entry): Remove.
2292 (Archive::Unused_symbol_iterator): Remove.
2293 (Archive::unused_symbols_begin): Remove.
2294 (Archive::unused_symbols_end): Remove.
2295 (Archive::do_filename): New function.
2296 (Archive::do_get_mtime): New function.
2297 (Archive::do_for_all_unused_symbols): New function.
2298 (Archive::task_): Move to base class.
2299 (Archive::incremental_info_): Likewise.
2300 (class Lib_group): Derive from Library_base.
2301 (Lib_group::do_filename): New function.
2302 (Lib_group::do_get_mtime): New function.
2303 (Lib_group::do_for_all_unused_symbols): New function.
2304 (Lib_group::task_): Move to base class.
2305 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2306 function.
2307 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2308 function.
2309 * incremental.cc (Incremental_inputs::report_archive_begin):
2310 Use Library_base; call library's get_mtime; add incremental inputs
2311 entry before members.
2312 (class Unused_symbol_visitor): New class.
2313 (Incremental_inputs::report_archive_end): Use Library_base; use
2314 visitor class to record unused symbols; don't add incremental inputs
2315 entry after members.
2316 (Incremental_inputs::report_object): Use Library_base.
2317 * incremental.h
2318 (Incremental_archive_entry::Incremental_archive_entry): Remove
2319 unused Archive parameter.
2320 (Incremental_inputs::report_archive_begin): Use Library_base.
2321 (Incremental_inputs::report_archive_end): Likewise.
2322 (Incremental_inputs::report_object): Likewise.
2323 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2324 function.
2325 * object.h (Object::for_all_global_symbols): New function.
2326 (Object::do_for_all_global_symbols): New function.
2327 (Sized_relobj::do_for_all_global_symbols): New function.
2328 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2329 function.
2330 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2331 function.
2332
61ab3e40
ILT		 23332011-03-27 Ian Lance Taylor <iant@google.com>
2334
2335 * archive.cc (Archive::interpret_header): Return -1 if something
2336 goes wrong. Change callers accordingly.
2337
30e1f9e6
CC		 23382011-03-25 Cary Coutant <ccoutant@google.com>
2339
2340 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2341 * testsuite/Makefile.in: Regenerate.
2342
9370ce59 23432011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2344
2345 * plugin.cc (get_view): New.
2346 (Plugin::load): Pass get_view to the plugin.
2347 (Plugin_manager::get_view): New.
2348
9312bb0a
ILT		 23492011-03-21 Ian Lance Taylor <iant@google.com>
2350
2351 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2352 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2353
7e12ba9e
ST		 23542011-03-21 Sriraman Tallam <tmsriram@google.com>
2355
2356 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2357 Change == to -eq.
2358 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2359 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2360 Change == to -eq.
2361 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2362 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2363
fd7a005d
ILT		 23642011-03-14 Ian Lance Taylor <iant@google.com>
2365
2366 * script-sections.cc (Sort_output_sections::script_compare):
2367 Rename from is_before, change return type.
2368 (Sort_output_sections::operator()): Adjust accordingly.
2369
ed16fd1b
ILT		 23702011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2371
2372 PR gold/12572
2373 * testsuite/odr_violation2.cc: Add comment to make all error line
2374 numbers double digits.
2375 * testsuite/debug_msg.sh: Adjust expected errors.
2376
71ff8986
ILT		 23772011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2378
2379 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2380 but mark earlier ones as non-canonical
2381 (offset_to_iterator): Update search target and example
2382 (do_addr2line): Return extra lines in a vector*
2383 (format_file_lineno): Extract from do_addr2line
2384 (one_addr2line): Add vector* out-param
2385 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2386 when a lineno entry appeared last for its instruction
2387 (Dwarf_line_info): Add vector* out-param
2388 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2389 * symtab.cc (Odr_violation_compare): Include the lineno in the
2390 comparison again.
2391 (linenos_from_loc): New. Combine the canonical line for an
2392 address with its other lines.
2393 (True_if_intersect): New. Helper functor to make
2394 std::set_intersection a query.
2395 (detect_odr_violations): Compare sets of lines instead of just
2396 one line for each function. This became less deterministic, but
2397 has fewer false positives.
2398 * symtab.h: Declarations.
2399 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2400 mix an optimized and non-optimized object in the same binary
2401 (odr_violation2.so): Same.
2402 * testsuite/Makefile.in: Regenerate from Makefile.am.
2403 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2404 * testsuite/debug_msg.sh: Update line numbers and add
2405 assertions.
2406 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2407 non-optimized context.
2408 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2409 isn't inlined, and use OdrDerived in an optimized context.
2410 * testsuite/odr_header1.h: Defines OdrDerived, where
2411 optimization will change the
2412 first-instruction-in-the-destructor's file and line number.
2413 * testsuite/odr_header2.h: Defines OdrBase.
2414
a19fefdc
ILT		 24152011-03-09 Ian Lance Taylor <iant@google.com>
2416
2417 * fileread.cc (File_read::clear_views): Don't delete the whole
2418 file view.
2419
ecb351e9
ILT		 24202011-03-08 Ian Lance Taylor <iant@google.com>
2421
2422 PR gold/12525
2423 * fileread.cc: #include <climits>.
2424 (GOLD_IOV_MAX): Define.
2425 (File_read::read_multiple): Limit number of entries by iov_max.
2426 * fileread.h (class File_read): Always set max_readv_entries to
2427 128.
2428
b821d13c
ILT		 24292011-03-07 Ian Lance Taylor <iant@google.com>
2430
2431 PR gold/12525
2432 * options.h (class General_options): Add -dy and -dn.
2433
89243142
CC		 24342011-03-02 Cary Coutant <ccoutant@google.com>
2435
2436 * testsuite/script_test_9.t: Add TLS segment.
2437
d0773f31
ILT		 24382011-03-02 Simon Baldwin <simonb@google.com>
2439
2440 * configure.ac: Add check for gnu_indirect_function support in
2441 the toolchain building binutils.
2442 * configure: Rebuild.
2443
9370ce59 24442011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2445
2446 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2447 plugin only symbols.
2448 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2449 in plugin files as not needed in the symbol table.
2450
4cf7a849
ST		 24512011-02-11 Sriraman Tallam <tmsriram@google.com>
2452
2453 * output.cc (Output_section::add_input_section): Delay fill
2454 generation for section ordering.
2455
b578bd7d
ILT		 24562011-02-09 Ian Lance Taylor <iant@google.com>
2457
2458 PR gold/12316
2459 * object.h (class Sized_relobj): Remove clear_local_symbols.
2460 * reloc.cc (Sized_relobj::do_relocate): Don't call
2461 clear_local_symbols.
2462
9370ce59 24632011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2464
2465 * plugin.cc (is_visible_from_outside): Return true for symbols
2466 in the -u option.
2467
55382fb7
ILT		 24682011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2469
2470 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2471 filename.
2472
4e271fff
ST		 24732011-02-02 Sriraman Tallam <tmsriram@google.com>
2474
2475 * icf.h (is_section_foldable_candidate): Change type of parameter
2476 to std::string.
2477 * icf.cc (Icf::find_identical_sections): Change type of local variable
2478 section_name to be std::string.
2479 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2480
d433c3ac
ILT		 24812011-01-25 Ian Lance Taylor <iant@google.com>
2482
2483 * script.cc (script_add_extern): Rewrite to use
2484 add_symbol_reference.
2485
880473a6
DK		 24862011-01-25 Doug Kwan <dougkwan@google.com>
2487
d433c3ac 2488 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2489
f30f86fa
ILT		 24902011-01-24 Ian Lance Taylor <iant@google.com>
2491
2492 * options.h (class General_options): Accept
2493 --no-detect-odr-violations.
2494
8e51a0b9
ILT		 24952011-01-24 Ian Lance Taylor <iant@google.com>
2496
2497 * version.cc (version_string): Bump to 1.11.
2498
0f3b89d8
ILT		 24992011-01-24 Ian Lance Taylor <iant@google.com>
2500
2501 * plugin.cc (class Plugin_rescan): Define new class.
2502 (Plugin_manager::claim_file): Set any_claimed_.
2503 (Plugin_manager::save_archive): New function.
2504 (Plugin_manager::save_input_group): New function.
2505 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2506 necessary.
2507 (Plugin_manager::new_undefined_symbol): New function.
2508 (Plugin_manager::rescan): New function.
2509 (Plugin_manager::rescannable_defines): New function.
2510 (Plugin_manager::add_input_file): Set any_added_.
2511 * plugin.h (class Plugin_manager): define new fields rescannable_,
2512 undefined_symbols_, any_claimed_, and any_added_. Declare
2513 Plugin_rescan as friend. Declare new functions.
2514 (Plugin_manager::Rescannable): Define type.
2515 (Plugin_manager::Rescannable_list): Define type.
2516 (Plugin_manager::Undefined_symbol_list): Define type.
2517 (Plugin_manager::Plugin_manager): Initialize new fields.
2518 * archive.cc (Archive::defines_symbol): New function.
2519 (Add_archive_symbols::run): Pass archive to plugins if any.
2520 * archive.h (class Archive): Declare defines_symbol.
2521 * readsyms.cc (Input_group::~Input_group): New function.
2522 (Finish_group::run): Pass input_group to plugins if any.
2523 * readsyms.h (class Input_group): Declare destructor.
2524 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2525 any.
2526
3bb951e5
ILT		 25272011-01-10 Ian Lance Taylor <iant@google.com>
2528
2529 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2530 section as relro.
2531 (Layout::set_segment_offsets): Reset increase_relro before calling
2532 set_section_addresses a second time.
2533
0aa45fac
CC		 25342011-01-04 Cary Coutant <ccoutant@google.com>
2535
2536 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2537 sections before NOBITS sections.
2538
0db46eb4
L		 25392011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2540
2541 * version.cc (print_version): Update copyright to 2011.
2542
829c9745
CC		 25432010-12-23 Cary Coutant <ccoutant@google.com>
2544
2545 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2546 of OS to this->add. Add OD parameter to second form of the function.
2547
7500420b
ILT		 25482010-12-20 Ian Lance Taylor <iant@google.com>
2549
2550 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2551 second of two consecutive entries with same offset.
2552
f8e9a930
RW		 25532010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2554
2555 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2556 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2557 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2558 to avoid unneeded links against $(LDADD).
2559 * testsuite/Makefile.in: Regenerate.
2560
2fbb4320
ILT		 25612010-12-15 Ian Lance Taylor <iant@google.com>
2562
2563 PR gold/12324
2564 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2565 for R_X86_64_32 and R_X86_64_PC32.
2566 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2567 ver_matching_def_pic.o.
2568 (ver_matching_def_pic.o): New target.
2569
fedb228d
RW		 25702010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2571
2572 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2573 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2574 Move definition before File_read::View member definitions.
2575 (File_read::View::~View): Initialize and hold lock before
2576 updating current_mapped_bytes.
2577
9b547ce6
RW		 25782010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2579
2580 * dwarf_reader.cc: Remove outdated comment.
2581 * gold-threads.cc: Fix typo in error message.
2582 * archive.cc: Fix typos in comments.
2583 * archive.h: Likewise.
2584 * arm-reloc-property.cc: Likewise.
2585 * arm-reloc-property.h: Likewise.
2586 * arm-reloc.def: Likewise.
2587 * arm.cc: Likewise.
2588 * attributes.h: Likewise.
2589 * cref.cc: Likewise.
2590 * ehframe.cc: Likewise.
2591 * fileread.h: Likewise.
2592 * gold.h: Likewise.
2593 * i386.cc: Likewise.
2594 * icf.cc: Likewise.
2595 * incremental.h: Likewise.
2596 * int_encoding.cc: Likewise.
2597 * layout.h: Likewise.
2598 * main.cc: Likewise.
2599 * merge.h: Likewise.
2600 * object.cc: Likewise.
2601 * object.h: Likewise.
2602 * options.cc: Likewise.
2603 * readsyms.cc: Likewise.
2604 * reduced_debug_output.cc: Likewise.
2605 * reloc.cc: Likewise.
2606 * script-sections.cc: Likewise.
2607 * sparc.cc: Likewise.
2608 * symtab.h: Likewise.
2609 * target-reloc.h: Likewise.
2610 * target.cc: Likewise.
2611 * target.h: Likewise.
2612 * timer.cc: Likewise.
2613 * timer.h: Likewise.
2614 * x86_64.cc: Likewise.
2615
83e17bd5
CC		 26162010-12-09 Cary Coutant <ccoutant@google.com>
2617
2618 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2619 stack.
2620 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2621 parameter; change all callers.
2622 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2623 * options.h (warn_execstack): New option.
2624
017257f8
DK		 26252010-12-07 Doug Kwan <dougkwan@google.com>
2626
2627 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2628 like function call relocations.
2629
c20cbc06
ILT		 26302010-12-07 Ian Lance Taylor <iant@google.com>
2631
2632 * archive.cc (Archive::get_elf_object_for_member): Permit
2633 punconfigured to be NULL.
2634 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2635 (Archive::include_member): Pass NULL to get_elf_object_for_member
2636 if we searched for the archive and this is the first included
2637 object.
2638
4dbfafcc
ILT		 26392010-12-01 Ian Lance Taylor <iant@google.com>
2640
2641 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2642 track_relocs_type_ field.
2643 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2644 Set track_relocs_type_.
2645 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2646 contents when using RELA relocs.
2647 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2648 reloc_map_.
2649 * reloc.cc (Track_relocs::next_addend): New function.
2650 * reloc.h (class Track_relocs): Declare next_addend.
2651
e5e19edd
ILT		 26522010-12-01 Ian Lance Taylor <iant@google.com>
2653
2654 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2655 virtual destructor.
2656
9a5ce24c
ILT		 26572010-12-01 Ian Lance Taylor <iant@google.com>
2658
2659 * README: Update compilers known to work and fail.
2660
c7791212
NC		 26612010-11-23 Matthias Klose <doko@ubuntu.com>
2662
2663 * configure.in: For --enable-gold, handle value `default' instead of
2664 `both*'. Always install ld as ld.bfd, install as ld if gold is
2665 not the default.
2666 * configure: Regenerate.
2667
0ad220c9
DK		 26682010-11-18 Doug Kwan <dougkwan@google.com>
2669
2670 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2671 and right_alignment to be zero. Store result alignment only if it is
2672 greater than existing alignment.
2673
ab8056e0
CC		 26742010-11-16 Cary Coutant <ccoutant@google.com>
2675
2676 PR gold/12220
2677 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2678 Check for ".zdebug_line".
2679
fd064a5b
CC		 26802010-11-16 Doug Kwan <dougkwan@google.com>
2681 Cary Coutant <ccoutant@google.com>
2682
2683 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2684 by reference; adjust all callers.
2685 * output.cc (Output_segment::set_section_addresses): Adjust references
2686 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2687 list is empty.
2688 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2689 end at page boundary.
2690
6fc6ea19
CC		 26912010-11-16 Cary Coutant <ccoutant@google.com>
2692
2693 PR gold/12220
2694 * layout.cc (Layout::choose_output_section): Transform names of
2695 compressed sections even when using a script with a SECTIONS clause.
2696 (Layout::output_section_name): Remove code to transform
2697 compressed debug section names.
2698 * output.cc (Output_section::add_input_section): Use uncompressed
2699 section size when tracking input sections.
2700
95a2c8d6
RS		 27012010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2702
2703 * symtab.h (Symbol::NON_PIC_REF): Remove.
2704 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2705 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2706 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2707 (Symbol::use_plt_offset): Take a flags argument and pass it
2708 directly to needs_dynamic_reloc. Restrict check for undefined
2709 weak symbols to function calls.
2710 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2711 (Target_arm::Scan::global): Use it.
2712 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2713 (Target_arm::Relocate::relocate): Likewise.
2714 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2715 parameter with an r_type parameter. Use get_reference_flags
2716 to get the flags.
2717 (Target_arm::Relocate::relocate): Update accordingly.
2718 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2719 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2720 (Target_i386::Scan::global): Likewise.
2721 (Target_i386::Relocate::relocate): Likewise.
2722 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2723 parameter with an r_type parameter. Use get_reference_flags
2724 to get the flags.
2725 (Target_i386::Relocate::relocate): Update accordingly.
2726 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2727 (Target_powerpc::Scan::global): Use it.
2728 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2729 (Target_powerpc::Relocate::relocate): Likewise.
2730 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2731 (Target_sparc::Scan::global): Use it.
2732 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2733 (Target_sparc::Relocate::relocate): Likewise.
2734 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2735 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2736 (Target_x86_64::Scan::global): Likewise.
2737 (Target_x86_64::Relocate::relocate): Likewise.
2738
f625ae50
DK		 27392010-11-08 Doug Kwan <dougkwan@google.com>
2740 Cary Coutant <ccoutant@google.com>
2741
2742 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2743 (Arm_exidx_merge_section::section_contents_): New data member.
2744 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2745 (Arm_input_section::~Arm_input_section): De-allocate memory.
2746 (Arm_input_section::original_contents_): New data member.
2747 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2748 in parameters instead of calling Object::section_contents without
2749 locking.
2750 (Arm_output_section::group_section): New parameter TASK. Pass it
2751 to callees that need locking objects.
2752 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2753 to lock EXIDX input sections. Fix a formatting issue. Call
2754 Arm_exidx_merged_section::build_contents to create merged section
2755 contents.
2756 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2757 to lock object of stub table owner.
2758 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2759 TEXT_SIZE to initialize data member TEXT_SIZE_.
2760 (Arm_exidx_input_section::addralign): Fix typo in comment.
2761 (Arm_exidx_input_section::text_size): New method.
2762 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2763 that require locking objects. Lock objects before scanning for stubs
2764 and updating local symbols.
2765 (Arm_input_section<big_endian>::init): Copy contents of original
2766 input section.
2767 (Arm_input_section<big_endian>::do_write): Use saved contents of
2768 original input section instead of calling Object::section_contents
2769 without locking.
2770 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2771 size without calling Object::section_size().
2772 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2773 for size. Allocate a buffer for merged EXIDX entries.
2774 (Arm_exidx_merged_section::build_contents): New method.
2775 (Arm_exidx_merged_section::do_write): Move merge section contents
2776 building code to Arm_exidx_merged_section::build_contetns. Write
2777 out contetns in buffer instead of building it on the fly.
2778 (Arm_relobj::make_exidx_input_section): Also pass text section size
2779 to Arm_exidx_input_section constructor.
2780 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2781 (Arm_dynobj::do_read_symbols): Fix memory leak.
2782 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2783 * target.h: (class Task): Add forward declaration.
2784 (Target::relax): Add new parameter TASK and pass it to
2785 Target::do_relax().
2786 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2787
5f9bcf58
CC		 27882010-11-05 Cary Coutant <ccoutant@google.com>
2789
2790 PR gold/10708
2791 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2792 object when reading from the file.
2793 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2794 second layout pass.
2795 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2796 when reading section contents.
2797 (get_section_contents): Likewise.
2798 (icf::find_identical_sections): Likewise.
2799 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2800 object when reading from the file.
2801 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2802 the object when doing deferred section layout.
2803
e597fa08
NC		 28042010-11-03 Nick Clifton <nickc@redhat.com>
2805
2806 PR gold/12001
2807 * script.h (class Symbol_assignment: name): New member. Returns
2808 the name of the symbol.
2809 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2810 Returns true if the given symbol name is on the list of
2811 assignments wating to be processed.
2812 * archive.cc (should_incldue_member): If the symbol is undefined,
2813 check to see if it is on the list of symbols pending assignment.
2814
3f9a3278
ILT		 28152010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2816
2817 * script-sections.cc (Script_sections::find_memory_region): Check
2818 for a NULL output section pointer.
2819
d06fb4d1
DK		 28202010-10-29 Doug Kwan <dougkwan@google.com>
2821
2822 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2823 Output_section::add_relaxed_input_section.
2824 * output.cc (Output_section::add_relaxed_input_section): Add new
2825 arguments LAYOUT and NAME. Set section order index.
2826 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2827 Copy section order index.
2828 * output.h (Output_section::add_relaxed_input_section): Add new
2829 arguments LAYOUT and NAME.
2830
90e24de5
ILT		 28312010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2832
2833 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2834 NATIVE_OR_CROSS_LINKER.
2835 * testsuite/Makefile.in: Regenerate.
2836
c9484ea5
DK		 28372010-10-20 Doug Kwan <dougkwan@google.com>
2838
2839 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2840 without SHF_LINK_ORDER flags.
2841 * layout.cc (Layout::choose_output_section): Do not filter
2842 SHF_LINK_ORDER flag in a relocatable link.
2843
5bc2f5be
CC		 28442010-10-17 Cary Coutant <ccoutant@google.com>
2845
2846 * output.h (Output_segment::set_section_addresses): Change function
2847 signature. Update all callers.
2848 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2849 sections.
2850 (Output_segment::set_section_addresses): Align after last TLS
2851 section. Add padding before last relro section instead of after.
2852
0c91cf04
DK		 28532010-10-17 Doug Kwan <dougkwan@google.com>
2854
2855 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2856 GOT output section to be writable.
2857
8c21d9d3
CC		 28582010-10-14 Cary Coutant <ccoutant@google.com>
2859
2860 * debug.h (DEBUG_INCREMENTAL): New flag.
2861 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2862 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2863 mode.
2864 * incremental.cc (report_command_line): Ignore all forms of
2865 --incremental.
2866 * layout.cc (Layout::Layout): Check parameters for incremental link
2867 mode.
2868 * options.cc (General_options::parse_incremental): New function.
2869 (General_options::parse_no_incremental): New function.
2870 (General_options::parse_incremental_full): New function.
2871 (General_options::parse_incremental_update): New function.
2872 (General_options::incremental_mode_): New data member.
2873 (General_options::finalize): Check incremental_mode_.
2874 * options.h (General_options): Update help text for --incremental.
2875 Add --no-incremental, --incremental-full, --incremental-update.
2876 (General_options::Incremental_mode): New enum type.
2877 (General_options::incremental_mode): New function.
2878 (General_options::incremental_mode_): New data member.
2879 * parameters.cc (Parameters::incremental_mode_): New data member.
2880 (Parameters::set_options): Set incremental_mode_.
2881 (Parameters::set_incremental_full): New function.
2882 (Parameters::incremental): New function.
2883 (Parameters::incremental_update): New function.
2884 (set_parameters_incremental_full): New function.
2885 * parameters.h (Parameters::set_incremental_full): New function.
2886 (Parameters::incremental): New function.
2887 (Parameters::incremental_update): New function.
2888 (Parameters::incremental_mode_): New data member.
2889 (set_parameters_incremental_full): New function.
2890 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2891 incremental link mode.
2892 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2893 (Sized_relobj::do_relocate_sections): Likewise.
2894 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2895 option.
2896 * testsuite/Makefile.in: Regenerate.
2897 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2898
bb32aa18 28992010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2900
2901 * script-sections.h (class Script_sections): Make
2902 Sections_elements typedef public.
2903 * script-sections.cc (class Sort_output_sections): Add elements_
2904 field. Add constructor which sets it; change all callers.
2905 (Sort_output_sections::is_before): New function.
2906 (Sort_output_sections::operator()): Call is_before.
2907 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2908 conditional.
2909 * testsuite/script_test_10.sh: New test. Test script section
2910 order.
2911 * testsuite/script_test_10.t: Likewise.
2912 * testsuite/script_test_10.s: Likewise.
2913 * testsuite/Makefile.am: Wrap the cross linker tests and the
2914 common tests into NATIVE_OR_CROSS_LINKER.
2915 (check_SCRIPTS): Add script_test_10.sh.
2916 (check_DATA): Add script_test_10.stdout.
2917 (script_test_10.o, script_test_10): New targets.
2918 (script_test_10.stdout): New target.
2919 * configure, testsuite/Makefile.in: Regenerate.
2920
3cef7179
ILT		 29212010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2922
2923 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2924 error for the deprecated relocations.
2925 (Target_arm::Scan::global): Likewise.
2926 (Target_arm::Relocate::relocate): Likewise.
2927
7411e9a8
RS		 29282010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2929
2930 * fileread.cc (Input_file::find_file): Initialize *found_name
2931 and *namep when using the fallback search for case 4.
2932
6a9da32a
CC		 29332010-10-11 Cary Coutant <ccoutant@google.com>
2934
2935 * options.h (class General_options): Redefine -z lazy as an alias for
2936 the negation of -z now.
2937
ac897c20
ILT		 29382010-10-11 Ian Lance Taylor <iant@google.com>
2939
2940 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2941 binding.
2942
ea5cae92
NC		 29432010-10-06 Nick Clifton <nickc@redhat.com>
2944
2945 * script-sections.cc(class Memory_region): Remove
2946 current_lma_offset_ field. Rename current_vma_offset_ to
2947 current_offset_. Add last_section_ field.
2948 (Memory_region::get_current_vma_address): Rename to
2949 get_current_address.
2950 (Memory_region::get_current_lma_address): Delete.
2951 (Memory_region::increment_vma_offset): Rename to
2952 increment_offset.
2953 (Memory_region::increment_lma_offset): Delete.
2954 (Memory_region::attributes_compatible): New method. Returns
2955 true if the provided section is compatible with the region.
2956 (Memory_region::get_last_section): New method. Returns the last
2957 section to use the region.
2958 (Memory_region::set_last_section): New method. Stores the last
2959 section to use the region.
2960 (Script_sections::block_in_region): New method. Returns true if
2961 a block of memory is contained within a region.
2962 (Script_sections::find_memory_region): New method. Locates a
2963 memory region to be used to set a VMA or LMA address.
2964 (Output_section_definition::set_section_addresses): Add code to
2965 check for addresses set by memory regions.
2966 (Output_segment::set_section_addresses): Remove memory region
2967 walking code.
2968 (Script_sections::create_segment): Add a warning if a header
2969 segment is created outside of any region.
2970 * script-sections.h (class Script_sections): Add prototypes for
2971 find_memory_region and block_in_region methods.
2972 * testsuite/memory_test.s: Use .long instead of .word.
2973 * testsuite/memory_test.t: Add some more output sections.
2974 * testsuite/memory_test.sh: Update expected output.
2975
a9bfd952
DK		 29762010-10-02 Doug Kwan <dougkwan@google.com>
2977
2978 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2979 defintion to symtab.h
2980 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2981 declaration to defintion.
2982
bacff3ab
NC		 29832010-10-01 Nick Clifton <nickc@redhat.com>
2984
2985 * expression.cc (eval): Replace dummy argument with NULL.
2986 (eval_maybe_dot): Check for a NULL result section pointer.
2987 (Symbol_expression::value): Likewise.
2988 (Dot_expression::value): Likewise.
2989 (BINARY_EXPRESSION): Likewise.
2990 (Max_expression::value): Likewise.
2991 (Min_expression::value): Likewise.
2992 (Absolute_expression::value): Likewise.
2993 (Addr_expression::value_from_output_section): Likewise.
2994 (Loaddddr_expression::value_from_output_section): Likewise.
2995 (Segment_start_expression::value): Likewise.
2996 * script-sections.cc
2997 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2998 argument with NULL.
2999 (Sections_elememt_dot_assignment::set_section_addresses):
3000 Likewise.
3001 (Output_data_expression::do_write_to_buffer): Likewise.
3002 (Output_section_definition::finalize_symbols): Likewise.
3003 (Output_section_definition::set_section_addresses): Likewise.
3004
f81bc8b5
DK		 30052010-09-30 Doug Kwan <dougkwan@google.com>
3006
3007 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3008
c95e9f27
ST		 30092010-09-28 Sriraman Tallam <tmsriram@google.com>
3010
3011 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3012 function.
c95e9f27
ST		 3013 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3014 virtual function.
3015 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3016 virtual function.
3017 * icf.cc (get_section_contents): Inline merge sections only when
3018 target allows it.
3019
3cac54d2
RW		 30202010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3021
3022 * configure: Regenerate.
3023
2904037a
ILT		 30242010-09-17 Ian Lance Taylor <iant@google.com>
3025
3026 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3027 * testsuite/Makefile.am (memory_test.o): New target.
3028 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3029 memory_test.t.
3030 * testsuite/Makefile.in: Rebuild.
2904037a 3031
bca7fb63
DK		 30322010-09-17 Doug Kwan <dougkwan@google.com>
3033
3034 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3035 defintion if relocation uses GOT entries of the symbol.
3036 * testsuite/icf_safe_test.sh: Fix test.
3037 * testsuite/icf_safe_so_test.sh: Fix test.
3038
4ef28648
CC		 30392010-09-16 Cary Coutant <ccoutant@google.com>
3040
3041 * script_sections.cc (class Memory_region): Remove "NULL" from
3042 vector initializations.
3043
793990de
CC		 30442010-09-15 Cary Coutant <ccoutant@google.com>
3045
3046 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3047 Resolve forwarding symbols.
3048
81e015e2
DK		 30492010-09-15 Doug Kwan <dougkwan@google.com>
3050
3051 * gold/testsuite/script_test_3.t: Add ARM special sections.
3052 * gold/testsuite/script_test_4.t: Same.
3053 * gold/testsuite/script_test_5.t: Same.
3054 * gold/testsuite/script_test_6.t: Same.
3055 * gold/testsuite/script_test_7.t: Same.
3056 * gold/testsuite/script_test_7.t: Same.
3057 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3058
36171d64
CC		 30592010-09-14 Cary Coutant <ccoutant@google.com>
3060
3061 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3062 (Target_x86_64::Relocate::relocate_tls): Replace check for
3063 saw_tls_block_reloc_ with test for executable section.
3064
d89051bd
CC		 30652010-09-12 Cary Coutant <ccoutant@google.com>
3066
3067 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3068 position-independent executables to shared libraries need dynamic
3069 relocations.
3070 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3071 position-independent executables.
3072 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3073 * testsuite/Makefile.in: Regenerate.
3074
fca41f0f
NC		 30752010-09-10 Nick Clifton <nickc@redhat.com>
3076
3077 PR gold/11997
3078 * testsuite/memory_test.t: Discard any sections that are not
3079 needed.
3080
6695e4b3
L		 30812010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3082
3083 PR gold/11996
3084 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3085 "This::" to work around a bug in gcc 4.2.
3086
3087 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3088
0f72bf6f
RÁE		 30892010-09-09 Rafael Espindola <espindola@google.com>
3090
3091 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3092 sections with different PF_X flags in the same segment.
3093 (Layout::find_first_load_seg): Search all segments to find the first
3094 one.
3095 * options.h (rosegment): New.
3096
30972010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3098
05a79166 3099 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3100
aa98ff75
DK		 31012010-09-08 Doug Kwan <dougkwan@google.com>
3102
3103 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3104 (Arm_relobj::do_relocate_sections): Add new parameter for output
3105 file to match the parent.
3106 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3107 of local symbols instead of input values. Update code to track
3108 changes in gold::relocate_section.
3109 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3110 (Sized_relobj::compute_final_local_value_internal): New methods.
3111 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3112 body into private version of Sized_relobj::compute_final_local_value.
3113 Call the inline method.
3114 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3115 merged symbol value if there is one.
3116 (Symbol_value::has_output_value): New method defintiion.
3117 (Sized_relobj::Compute_final_local_value_status): New enum type.
3118 (Sized_relobj::compute_final_local_value): New methods.
3119 (Sized_relobj::compute_final_local_value_internal): New methods.
3120 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3121 and arm_cortex_a8.sh.
3122 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3123 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3124 New tests.
3125 * Makefile.in: Regenerate.
3126 * testsuite/arm_bl_out_of_range.s: Update test.
3127 * testsuite/thumb_bl_out_of_range.s: Ditto.
3128 * testsuite/thumb_blx_out_of_range.s: Ditto.
3129 * testsuite/arm_branch_out_of_range.sh: New file.
3130 * testsuite/arm_cortex_a8.sh: Ditto.
3131 * testsuite/arm_cortex_a8_b.s: Ditto.
3132 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3133 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3134 * testsuite/arm_cortex_a8_bl.s: Ditto.
3135 * testsuite/arm_cortex_a8_blx.s: Ditto.
3136 * testsuite/arm_cortex_a8_local.s: Ditto.
3137 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3138 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3139
05a79166
L		 31402010-09-08 Rafael Espindola <espindola@google.com>
3141
3142 * Makefile.am (memory_test.stdout): Run readelf with -W.
3143 * Makefile.in: Regenerate.
3144 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3145 64 bit output.
3146
33dbc701
RÁE		 31472010-09-08 Rafael Espindola <espindola@google.com>
3148
3149 * script-sections.cc (Script_sections::add_memory_region): Convert
3150 field precision to int.
3151 * script.cc (script_set_section_region, script_set_section_region):
3152 Convert field precision to int.
3153
731ca54a
RÁE		 31542010-09-08 Rafael Espindola <espindola@google.com>
3155
3156 * arm.cc (do_finalize_sections): Create the __exidx_start and
3157 __exdix_end symbols even when the section is missing.
3158
7f8cd844
NC		 31592010-09-08 Nick Clifton <nickc@redhat.com>
3160
3161 * README: Remove claim that MEMORY is not supported.
3162 * expression.cc (script_exp_function_origin)
3163 (script_exp_function_length): Move from here to ...
3164 * script.cc: ... here.
3165 (script_set_section_region, script_add_memory)
3166 (script_parse_memory_attr, script_include_directive): New
3167 functions.
3168 * script-sections.cc
3169 (class Memory_region): New class.
3170 (class Output_section_definition): Add set_memory_region,
3171 set_section_vma, set_section_lma and get_section_name methods.
3172 (class Script_Sections): Add add_memory_region,
3173 find_memory_region, find_memory_region_origin,
3174 find_memory_region_length and set_memory_region methods.
3175 Have set_section_addresses method walk the list of set memory
3176 regions.
3177 Extend the print methos to display memory regions.
3178 * script-sections.h: Add prototypes for new methods.
3179 Add enum for MEMORY region attributes.
3180 * yyscript.y: Add support for parsing MEMORY regions.
3181 * script-c.h: Add prototypes for new functions.
3182 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3183 * testsuite/Makefile.in: Regenerate.
3184 * testsuite/memory_test.sh: New script.
3185 * testsuite/memory_test.s: New assembler source file.
3186 * testsuite/memory_test.t: New linker script.
3187
a4649286
DK		 31882010-08-27 Doug Kwan <dougkwan@google.com>
3189
3190 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3191 reference override an existing dynamic weak reference.
3192 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3193 * testsuite/Makefile.in: Regenerate.
3194 * testsuite/dyn_weak_ref.sh: New file.
3195 * testsuite/dyn_weak_ref_1.c: Ditto.
3196 * testsuite/dyn_weak_ref_2.c: Ditto.
3197
b56648ad
ILT		 31982010-08-27 Ian Lance Taylor <iant@google.com>
3199
3200 * incremental.h (class Incremental_input_entry): Add virtual
3201 destructor.
3202
809313cb
ILT		 32032010-08-27 Ian Lance Taylor <iant@google.com>
3204
3205 * testsuite/start_lib_test_3.c: Mark t3 as used.
3206
11e32464
NC		 32072010-08-27 Nick Clifton <nickc@redhat.com>
3208
3209 * options.cc (version_script): Fix small typo in previous
3210 whitespace tidyup.
3211
ca09d69a
NC		 32122010-08-25 Nick Clifton <nickc@redhat.com>
3213
3214 * archive.cc: Formatting fixes: Remove whitespace between
3215 typename and following asterisk. Remove whitespace between
3216 function name and opening parenthesis.
3217 * archive.h: Likewise.
3218 * arm.cc: Likewise.
3219 * attributes.cc: Likewise.
3220 * attributes.h: Likewise.
3221 * common.cc: Likewise.
3222 * copy-relocs.cc: Likewise.
3223 * dirsearch.h: Likewise.
3224 * dynobj.cc: Likewise.
3225 * ehframe.cc: Likewise.
3226 * ehframe.h: Likewise.
3227 * expression.cc: Likewise.
3228 * fileread.cc: Likewise.
3229 * fileread.h: Likewise.
3230 * gc.h: Likewise.
3231 * gold-threads.cc: Likewise.
3232 * gold.cc: Likewise.
3233 * i386.cc: Likewise.
3234 * icf.h: Likewise.
3235 * incremental-dump.cc: Likewise.
3236 * incremental.cc: Likewise.
3237 * layout.cc: Likewise.
3238 * layout.h: Likewise.
3239 * main.cc: Likewise.
3240 * merge.cc: Likewise.
3241 * merge.h: Likewise.
3242 * object.cc: Likewise.
3243 * object.h: Likewise.
3244 * options.cc: Likewise.
3245 * options.h: Likewise.
3246 * output.cc: Likewise.
3247 * output.h: Likewise.
3248 * plugin.cc: Likewise.
3249 * plugin.h: Likewise.
3250 * powerpc.cc: Likewise.
3251 * reloc.cc: Likewise.
3252 * script-c.h: Likewise.
3253 * script-sections.cc: Likewise.
3254 * script.cc: Likewise.
3255 * stringpool.cc: Likewise.
3256 * symtab.cc: Likewise.
3257 * symtab.h: Likewise.
3258 * target.cc: Likewise.
3259 * timer.cc: Likewise.
3260 * timer.h: Likewise.
3261 * version.cc: Likewise.
3262 * x86_64.cc: Likewise.
3263
b8fa8750
NC		 32642010-08-24 Nick Clifton <nickc@redhat.com>
3265
3266 PR 11899
3267 * layout.cc (segment_precedes): Sort segments by their physical
3268 addresses, if they have been set.
3269
9919d93b
CC		 32702010-08-23 Cary Coutant <ccoutant@google.com>
3271
3272 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3273 symbols data.
3274 (Lib_group::include_member): Unlock object after deleting its
3275 symbols data.
3276 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3277 the bug fixed here.
3278
97b4be1c
CC		 32792010-08-19 Neil Vachharajani <nvachhar@google.com>
3280 Cary Coutant <ccoutant@google.com>
3281
3282 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3283 constructor, and set_blocker.
3284 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3285 readsyms_blocker_.
3286 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3287 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3288 * testsuite/Makefile.am (start_lib_test): New test case.
3289 * testsuite/Makefile.in: Regenerate.
3290 * testsuite/start_lib_test_main.c: New file.
3291 * testsuite/start_lib_test_1.c: New file.
3292 * testsuite/start_lib_test_2.c: New file.
3293 * testsuite/start_lib_test_3.c: New file.
3294
dd0b1884
ILT		 32952010-08-19 Ian Lance Taylor <iant@google.com>
3296
3297 * Makefile.in: Rebuild with automake 1.11.1.
3298 * aclocal.m4: Likewise.
3299 * testsuite/Makefile.in: Likewise.
3300
7223e9ca
ILT		 33012010-08-19 Ian Lance Taylor <iant@google.com>
3302
3303 PR 10893
3304 * i386.cc (class Output_data_plt_i386): Update declarations.
3305 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3306 local_ifuncs_ fields.
3307 (Target_i386::do_plt_section_for_global): New function.
3308 (Target_i386::do_plt_section_for_local): New function.
3309 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3310 parameter; change all callers. Initialize global_ifuncs_ and
3311 local_ifuncs_. If doing a static link define __rel_iplt_start and
3312 __rel_iplt_end.
3313 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3314 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3315 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3316 symbols.
3317 (Target_i386::make_plt_section): New function, broken out of
3318 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3319 (Target_i386::make_plt_entry): Call make_plt_section.
3320 (Target_i386::make_local_ifunc_plt_entry): New function.
3321 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3322 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3323 R_386_IRELATIVE to switch.
3324 (Target_i386::Scan::global): Likewise.
3325 (Target_i386::Relocate::relocate): Likewise.
3326 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3327 switch.
3328 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3329 (Target_x86_64::do_plt_section_for_global): New function.
3330 (Target_x86_64::do_plt_section_for_local): New function.
3331 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3332 parameter; change all callers. If doing a static link define
3333 __rela_iplt_start and __rela_iplt_end.
3334 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3335 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3336 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3337 to point to .plt.
3338 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3339 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3340 switch.
3341 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3342 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3343 R_X86_64_IRELATIVE to switch.
3344 (Target_x86_64::Scan::global): Likewise.
3345 (Target_x86_64::Relocate::relocate): Likewise.
3346 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3347 switch.
3348 * target.h (class Target): Add plt_section_for_global and
3349 plt_section_for_local functions. Add do_plt_section_for_global
3350 and do_plt_section_for_local virtual functions.
3351 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3352 clarifying comments.
3353 (Symbol::use_plt_offset): Handle IFUNC symbol.
3354 * object.cc (Sized_relobj::Sized_relobj): Initialize
3355 local_plt_offsets_.
3356 (Sized_relobj::local_has_plt_offset): New function.
3357 (Sized_relobj::local_plt_offset): New function.
3358 (Sized_relobj::set_local_plt_offset): New function.
3359 (Sized_relobj::do_count): Handle IFUNC symbol.
3360 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3361 a bit away from input_shndx_ field. Add set_is_func_symbol and
3362 is_ifunc_symbol functions.
3363 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3364 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3365 local_plt_offsets_ field.
3366 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3367 * output.h (class Output_section_data): Add non-const
3368 output_section function.
3369 (class Output_data_got): Update declarations.
3370 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3371 Add use_plt_offset parameter to global and local constructors.
3372 Change all callers. Change local_sym_index_ field to 31 bits.
3373 Change GSYM_CODE and CONSTANT_CODE accordingly.
3374 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3375 doing a static link don't set sh_link field.
3376 (Output_data_got::Got_entry::write): Use PLT offset if
3377 appropriate.
3378 (Output_data_got::add_global_plt): New function.
3379 (Output_data_got::add_local_plt): New function.
3380 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3381 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3382 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3383 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3384 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3385 IFUNC conditional.
3386 * testsuite/ifunc-sel.h: New file.
3387 * testsuite/ifuncmain1.c: New file.
3388 * testsuite/ifuncmain1vis.c: New file.
3389 * testsuite/ifuncmod1.c: New file.
3390 * testsuite/ifuncdep2.c: New file.
3391 * testsuite/ifuncmain2.c: New file.
3392 * testsuite/ifuncmain3.c: New file.
3393 * testsuite/ifuncmod3.c: New file.
3394 * testsuite/ifuncmain4.c: New file.
3395 * testsuite/ifuncmain5.c: New file.
3396 * testsuite/ifuncmod5.c: New file.
3397 * testsuite/ifuncmain6pie.c: New file.
3398 * testsuite/ifuncmod6.c: New file.
3399 * testsuite/ifuncmain7.c: New file.
3400 * configure, testsuite/Makefile.in: Rebuild.
3401
56f75c03
ILT		 34022010-08-18 Ian Lance Taylor <iant@google.com>
3403
3404 * incremental.cc
3405 (Output_section_incremental_inputs::write_input_files): Add cast
3406 to avoid signed/unsigned comparison warning.
3407 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3408
55455f89
CC		 34092010-08-12 Cary Coutant <ccoutant@google.com>
3410
3411 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3412
e2054bcb
ILT		 34132010-08-13 Ian Lance Taylor <iant@google.com>
3414
3415 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3416
74f67560
DK		 34172010-08-12 Cary Coutant <ccoutant@google.com>
3418 Doug Kwan <dougkwan@google.com>
3419
3420 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3421 defintion overrides non-weak undef, remember that the original undef
3422 is not weak.
3423 * symtab.cc (Symbol_table::sized_write_global): For undef without
3424 an original weak binding, set binding to global in output.
3425 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3426 * testsuite/Makefile.in: Regenerate.
3427 * testsuite/strong_ref_weak_def.sh: New file.
3428 * testsuite/strong_ref_weak_def_1.c: Ditto.
3429 * testsuite/strong_ref_weak_def_2.c: Ditto.
3430
d1238d12
CC		 34312010-08-12 Cary Coutant <ccoutant@google.com>
3432
3433 * testsuite/incremental_test.sh: Rewrite.
3434 * testsuite/incremental_test_1.c: Rewrite.
3435 * testsuite/incremental_test_2.c: Rewrite.
3436
0e70b911
CC		 34372010-08-12 Cary Coutant <ccoutant@google.com>
3438
3439 * arm.cc (Target_arm::got_size): Add const.
3440 (Target_arm::got_entry_count): New function.
3441 (Target_arm::plt_entry_count): New function.
3442 (Target_arm::first_plt_entry_offset): New function.
3443 (Target_arm::plt_entry_size): New function.
3444 (Output_data_plt_arm::entry_count): New function.
3445 (Output_data_plt_arm::first_plt_entry_offset): New function.
3446 (Output_data_plt_arm::get_plt_entry_size): New function.
3447 * i386.cc (Target_i386::got_size): Add const.
3448 (Target_i386::got_entry_count): New function.
3449 (Target_i386::plt_entry_count): New function.
3450 (Target_i386::first_plt_entry_offset): New function.
3451 (Target_i386::plt_entry_size): New function.
3452 (Output_data_plt_i386::entry_count): New function.
3453 (Output_data_plt_i386::first_plt_entry_offset): New function.
3454 (Output_data_plt_i386::get_plt_entry_size): New function.
3455 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3456 find_incremental_inputs_sections. Dump incremental_got_plt section.
3457 * incremental.cc: Include target.h.
3458 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3459 parameter. Adjust all callers. Find incremental_got_plt section.
3460 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3461 section.
3462 (Output_section_incremental_inputs::set_final_data_size): Calculate
3463 size of incremental_got_plt section.
3464 (Output_section_incremental_inputs::do_write): Write the
3465 incremental_got_plt section.
3466 (Got_plt_view_info): New struct.
3467 (Local_got_offset_visitor): New class.
3468 (Global_got_offset_visitor): New class.
3469 (Global_symbol_visitor_got_plt): New class.
3470 (Output_section_incremental_inputs::write_got_plt): New function.
3471 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3472 Add parameter. Adjust all callers.
3473 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3474 (Incremental_inputs::got_plt_section): New function.
3475 (Incremental_inputs::got_plt_section_): New data member.
3476 (Incremental_got_plt_reader): New class.
3477 * layout.cc (Layout::create_incremental_info_sections): Add the
3478 incremental_got_plt section.
3479 * object.h (Got_offset_list::get_list): New function.
3480 (Got offset_list::for_all_got_offsets): New function.
3481 (Sized_relobj::local_got_offset_list): New function.
3482 * powerpc.cc (Target_powerpc::got_size): Add const.
3483 (Target_powerpc::got_entry_count): New function.
3484 (Target_powerpc::plt_entry_count): New function.
3485 (Target_powerpc::first_plt_entry_offset): New function.
3486 (Target_powerpc::plt_entry_size): New function.
3487 (Output_data_plt_powerpc::entry_count): New function.
3488 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3489 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3490 * sparc.cc (Target_sparc::got_size): Add const.
3491 (Target_sparc::got_entry_count): New function.
3492 (Target_sparc::plt_entry_count): New function.
3493 (Target_sparc::first_plt_entry_offset): New function.
3494 (Target_sparc::plt_entry_size): New function.
3495 (Output_data_plt_sparc::entry_count): New function.
3496 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3497 (Output_data_plt_sparc::get_plt_entry_size): New function.
3498 * symtab.h (Symbol::got_offset_list): New function.
3499 (Symbol_table::for_all_symbols): New function.
3500 * target.h (Sized_target::got_entry_count): New function.
3501 (Sized_target::plt_entry_count): New function.
3502 (Sized_target::plt_entry_size): New function.
3503 * x86_64.cc (Target_x86_64::got_size): Add const.
3504 (Target_x86_64::got_entry_count): New function.
3505 (Target_x86_64::plt_entry_count): New function.
3506 (Target_x86_64::first_plt_entry_offset): New function.
3507 (Target_x86_64::plt_entry_size): New function.
3508 (Output_data_plt_x86_64::entry_count): New function.
3509 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3510 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3511
09ec0418
CC		 35122010-08-12 Cary Coutant <ccoutant@google.com>
3513
3514 * archive.cc: Include incremental.h.
3515 (Archive::Archive): Initialize incremental_info_.
3516 (Archive::include_member): Record archive members in incremental info.
3517 (Add_archive_symbols::run): Record begin and end of an archive in
3518 incremental info.
3519 (Lib_group::include_member): Record objects in incremental info.
3520 * archive.h (Incremental_archive_entry): Forward declaration.
3521 (Archive::set_incremental_info): New member function.
3522 (Archive::incremental_info): New member function.
3523 (Archive::Unused_symbol_iterator): New class.
3524 (Archive::unused_symbols_begin): New member function.
3525 (Archive::unused_symbols_end): New member function.
3526 (Archive::incremental_info_): New data member.
3527 * incremental-dump.cc (find_input_containing_global): New function.
3528 (dump_incremental_inputs): Dump new incremental info sections.
3529 * incremental.cc: Include symtab.h.
3530 (Output_section_incremental_inputs): New class.
3531 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3532 new incremental info sections.
3533 (Sized_incremental_binary::do_check_inputs): Likewise.
3534 (Incremental_inputs::report_archive): Remove.
3535 (Incremental_inputs::report_archive_begin): New function.
3536 (Incremental_inputs::report_archive_end): New function.
3537 (Incremental_inputs::report_object): New function.
3538 (Incremental_inputs::finalize_inputs): Remove.
3539 (Incremental_inputs::report_input_section): New function.
3540 (Incremental_inputs::report_script): Rewrite.
3541 (Incremental_inputs::finalize): Do nothing but finalize string table.
3542 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3543 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3544 (Incremental_inputs::create_data_sections): New function.
3545 (Incremental_inputs::relocs_entsize): New function.
3546 (Output_section_incremental_inputs::set_final_data_size): New function.
3547 (Output_section_incremental_inputs::do_write): New function.
3548 (Output_section_incremental_inputs::write_header): New function.
3549 (Output_section_incremental_inputs::write_input_files): New function.
3550 (Output_section_incremental_inputs::write_info_blocks): New function.
3551 (Output_section_incremental_inputs::write_symtab): New function.
3552 * incremental.h (Incremental_script_entry): Forward declaration.
3553 (Incremental_object_entry): Forward declaration.
3554 (Incremental_archive_entry): Forward declaration.
3555 (Incremental_inputs): Forward declaration.
3556 (Incremental_inputs_header_data): Remove.
3557 (Incremental_inputs_header): Remove.
3558 (Incremental_inputs_header_write): Remove.
3559 (Incremental_inputs_entry_data): Remove.
3560 (Incremental_inputs_entry): Remove.
3561 (Incremental_inputs_entry_write): Remove.
3562 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3563 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3564 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3565 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3566 Likewise.
3567 (Incremental_input_entry): New class.
3568 (Incremental_script_entry): New class.
3569 (Incremental_object_entry): New class.
3570 (Incremental_archive_entry): New class.
3571 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3572 (Incremental_inputs::report_inputs): Remove.
3573 (Incremental_inputs::report_archive): Remove.
3574 (Incremental_inputs::report_archive_begin): New function.
3575 (Incremental_inputs::report_archive_end): New function.
3576 (Incremental_inputs::report_object): Change prototype.
3577 (Incremental_inputs::report_input_section): New function.
3578 (Incremental_inputs::report_script): Change prototype.
3579 (Incremental_inputs::get_reloc_count): New function.
3580 (Incremental_inputs::set_reloc_count): New function.
3581 (Incremental_inputs::create_data_sections): New function.
3582 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3583 (Incremental_inputs::inputs_section): New function.
3584 (Incremental_inputs::symtab_section): New function.
3585 (Incremental_inputs::relocs_section): New function.
3586 (Incremental_inputs::get_stringpool): Add const.
3587 (Incremental_inputs::command_line): Add const.
3588 (Incremental_inputs::inputs): Remove.
3589 (Incremental_inputs::command_line_key): New function.
3590 (Incremental_inputs::input_file_count): New function.
3591 (Incremental_inputs::input_files): New function.
3592 (Incremental_inputs::relocs_entsize): New function.
3593 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3594 (Incremental_inputs::finalize_inputs): Remove.
3595 (Incremental_inputs::Input_info): Remove.
3596 (Incremental_inputs::lock_): Remove.
3597 (Incremental_inputs::inputs_): Change type.
3598 (Incremental_inputs::inputs_map_): Remove.
3599 (Incremental_inputs::current_object_entry_): New data member.
3600 (Incremental_inputs::inputs_section_): New data member.
3601 (Incremental_inputs::symtab_section_): New data member.
3602 (Incremental_inputs::relocs_section_): New data member.
3603 (Incremental_inputs::reloc_count_): New data member.
3604 (Incremental_inputs_reader): New class.
3605 (Incremental_symtab_reader): New class.
3606 (Incremental_relocs_reader): New class.
3607 * layout.cc (Layout::finalize): Move finalization of incremental info
3608 and creation of incremental info sections to follow finalization of
3609 symbol table. Set offsets for postprocessing sections.
3610 (Layout::create_incremental_info_sections): Call
3611 Incremental_inputs::create_data_sections. Add incremental symtab
3612 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3613 sections to layout after input sections.
3614 * layout.h (struct Timespec): Forward declaration.
3615 (Layout::incremental_inputs): Add const.
3616 (Layout::create_incremental_info_sections): Add parameter.
3617 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3618 * object.cc: Include incremental.h.
3619 (Relobj::finalize_incremental_relocs): New function.
3620 (Sized_relobj::do_layout): Record input sections in incremental info.
3621 * object.h (Object::output_section): New function.
3622 (Object::output_section_offset): Moved from Relobj.
3623 (Object::get_incremental_reloc_base): New function.
3624 (Object::get_incremental_reloc_count): New function.
3625 (Object::do_output_section): New function.
3626 (Object::do_output_section_offset): Moved from Relobj.
3627 (Object::do_get_incremental_reloc_base): New function.
3628 (Object::do_get_incremental_reloc_count): New function.
3629 (Object::Object): Initialize new data members.
3630 (Relobj::output_section): Renamed do_output_section and moved to
3631 protected.
3632 (Relobj::output_section_offset): Moved to Object.
3633 (Relobj::do_get_incremental_reloc_base): New function.
3634 (Relobj::do_get_incremental_reloc_count): New function.
3635 (Relobj::allocate_incremental_reloc_counts): New function.
3636 (Relobj::count_incremental_reloc): New function.
3637 (Relobj::finalize_incremental_relocs): New function.
3638 (Relobj::next_incremental_reloc_index): New function.
3639 (Relobj::reloc_counts_): New data member.
3640 (Relobj::reloc_bases_): New data member.
3641 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3642 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3643 (Sized_relobj::incremental_relocs_scan): New function.
3644 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3645 (Sized_relobj::incremental_relocs_write): New function.
3646 (Sized_relobj::incremental_relocs_write_reltype): New function.
3647 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3648 incremental link.
3649 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3650 archives and object files elsewhere.
3651 (Add_symbols::run): Report object files here.
3652 (Finish_group::run): Report end of archive at end of group.
3653 * reloc.cc: Include layout.h, incremental.h.
3654 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3655 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3656 (Sized_relobj::incremental_relocs_scan): New function.
3657 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3658 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3659 (Sized_relobj::incremental_relocs_write): New function.
3660 (Sized_relobj::incremental_relocs_write_reltype): New function.
3661 * script.cc (read_input_script): Rewrite test for incremental link.
3662 Change call to Incremental_inputs::report_script.
3663 * symtab.h (Symbol_table::first_global_index): New function.
3664 (Symbol_table::output_count): New function.
3665
ce0d1972
DK		 36662010-08-12 Doug Kwan <dougkwan@google.com>
3667
3668 * arm.cc (Target_arm::merge_object_attributes): Check command line
3669 options --no-wchar-size-warning and --no-enum-size-warning.
3670 * options.h (General_options): Add ld-compatible options
3671 --no-enum-size-warning and --no-wchar-size-warning.
3672
6e5710ce
ILT		 36732010-08-04 Ian Lance Taylor <iant@google.com>
3674
3675 * x86_64.cc (Target_x86_64::Scan::local): Use
3676 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3677 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3678 (Target_x86_64::Scan::global): Likewise.
3679 (Target_x86_64::Relocate::relocate): Likewise.
3680 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3681 Likewise.
3682
fef830db
CC		 36832010-08-03 Cary Coutant <ccoutant@google.com>
3684
3685 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3686 to reserve space in merged_strings vector. Keep total input size
3687 for stats.
3688 (Output_merge_string::do_print_merge_stats): Print total input size.
3689 * merge.h (Output_merge_string): Add input_size_ field.
3690 * stringpool.cc (Stringpool_template::string_length): Move
3691 implementations out of Stringpool_template class and place in
3692 stringpool.h.
3693 * stringpool.h (string_length): Move out of Stringpool_template.
3694
1e3811b0
ILT		 36952010-08-03 Ian Lance Taylor <iant@google.com>
3696
3697 PR 11712
3698 * layout.cc (relaxation_loop_body): If address of load segment is
3699 set, adjust address to include headers if possible.
3700
7af0c620
ILT		 37012010-08-03 Ian Lance Taylor <iant@google.com>
3702
3703 * version.cc (version_string): Bump to 1.10.
3704
22f0da72
ILT		 37052010-08-03 Ian Lance Taylor <iant@google.com>
3706
3707 PR 11805
3708 * layout.h (enum Output_section_order): Define.
3709 (class Layout): Update declarations.
3710 * layout.cc (Layout::get_output_section): Add order parameter.
3711 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3712 is_first_non_relro parameters. Change all callers.
3713 (Layout::choose_output_section): Likewise.
3714 (Layout::add_output_section_data): Likewise.
3715 (Layout::make_output_section): Likewise. Set order.
3716 (Layout::default_section_order): New function.
3717 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3718 * output.cc (Output_section::Output_section): Initialize order_.
3719 Don't initialize deleted fields.
3720 (Output_segment::Output_segment): Don't initialize deleted
3721 fields.
3722 (Output_segment::add_output_section_to_load): New function
3723 replacing add_output_section. Change all callers to call this or
3724 add_output_section_to_nonload.
3725 (Output_segment::add_output_section_to_nonload): New function.
3726 (Output_segment::remove_output_section): Rewrite.
3727 (Output_segment::add_initial_output_data): Likewise.
3728 (Output_segment::has_any_data_sections): Likewise.
3729 (Output_segment::is_first_section_relro): Likewise.
3730 (Output_segment::maximum_alignment): Likewise.
3731 (Output_segment::has_dynamic_reloc): New function replacing
3732 dynamic_reloc_count. Change all callers.
3733 (Output_segment::has_dynamic_reloc_list): New function replacing
3734 dynamic_reloc_count_list. Change all callers.
3735 (Output_segment::set_section_addresses): Rewrite.
3736 (Output_segment::set_offset): Rewrite.
3737 (Output_segment::find_first_and_last_list): Remove.
3738 (Output_segment::set_tls_offsets): Rewrite.
3739 (Output_segment::first_section_load_address): Likewise.
3740 (Output_segment::output_section_count): Likewise.
3741 (Output_segment::section_with_lowest_load_address): Likewise.
3742 (Output_segment::write_section_headers): Likewise.
3743 (Output_segment::print_sections_to_map): Likewise.
3744 * output.h (class Output_data): Remove dynamic_reloc_count_
3745 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3746 (Output_data::add_dynamic_reloc): Rewrite.
3747 (Output_data::has_dynamic_reloc): New function.
3748 (Output_data::dynamic_reloc_count): Remove.
3749 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3750 is_last_relro_, is_first_non_relro_, is_interp_,
3751 is_dynamic_linker_section_ fields. Add order and set_order
3752 functions. Remove is_relro_local, set_is_relro_local,
3753 is_last_relro, set_is_last_relro, is_first_non_relro,
3754 set_is_first_non_relro functions, is_interp, set_is_interp,
3755 is_dynamic_linker_section, and set_is_dynamic_linker_section
3756 functions.
3757 (class Output_segment): Change Output_data_list from std::list to
3758 std:;vector. Add output_lists_ field. Remove output_data_ and
3759 output_bss_ fields. Update declarations.
3760
3ff2ccb0
ILT		 37612010-08-02 Ian Lance Taylor <iant@google.com>
3762
3763 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3764 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3765 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3766
88a4108b
ILT		 37672010-08-02 Ian Lance Taylor <iant@google.com>
3768
3769 PR 11855
3770 * script.cc (Script_options::Script_options): Initialize
3771 symbol_definitions_ and symbol_references_.
3772 (Script_options::add_symbol_assignment): Update
3773 symbol_definitions_ and symbol_references_.
3774 (Script_options::add_symbol_reference): New function.
3775 (script_symbol): New function.
3776 * script.h (class Script_options): Add symbol_definitions_ and
3777 symbol_references_ fields.
3778 (Script_options::referenced_const_iterator): New type.
3779 (Script_options::referenced_begin): New function.
3780 (Script_options::referenced_end): New function.
3781 (Script_options::is_referenced): New function.
3782 (Script_options::any_unreferenced): New function.
3783 * script-c.h (script_symbol): Declare.
3784 * yyscript.y (exp): Call script_symbol.
3785 * symtab.cc: Include "script.h".
3786 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3787 Change all callers. Check symbols referenced by scripts.
3788 (Symbol_table::add_undefined_symbols_from_command_line): Add
3789 layout parameter. Change all callers.
3790 (Symbol_table::do_add_undefined_symbols_from_command_line):
3791 Likewise. Break out loop body. Check symbols referenced by
3792 scripts.
3793 (Symbol_table::add_undefined_symbol_from_command_line): New
3794 function broken out of
3795 do_add_undefined_symbols_from_command_line.
3796 * symtab.h (class Symbol_table): Update declarations.
3797 * archive.cc: Include "layout.h".
3798 (Archive::should_include_member): Add layout parameter. Change
3799 all callers. Check for symbol mentioned in expression.
3800 * archive.h (class Archive): Update declaration.
3801 * object.cc (Sized_relobj::do_should_include_member): Add layout
3802 parameter.
3803 * object.h (Object::should_include_member): Add layout parameter.
3804 Change all callers.
3805 (Object::do_should_include_member): Add layout parameter.
3806 (class Sized_relobj): Update declaration.
3807 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3808 parameter.
3809 * dynobj.h (class Sized_dynobj): Update declaration.
3810 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3811 layout parameter.
3812 * plugin.h (class Sized_pluginobj): Update declaration.
3813
5f1ab67a
ILT		 38142010-08-02 Ian Lance Taylor <iant@google.com>
3815
3816 PR 11866
3817 * output.cc (Output_segment::set_offset): Search for the first and
3818 last sections rather than assuming that the list is in order.
3819 (Output_segment::find_first_and_last_list): New function.
3820 * output.h (class Output_segment): Update declarations.
3821 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3822 (relro_strip_test_SOURCES): New variable.
3823 (relro_strip_test_DEPENDENCIES): New variable.
3824 (relro_strip_test_LDFLAGS): New variable.
3825 (relro_strip_test_LDADD): New variable.
3826 (relro_strip_test.so): New target.
3827
a8df5856
ILT		 38282010-08-02 Ian Lance Taylor <iant@google.com>
3829
3830 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3831 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3832 (Target_i386::got_tlsdesc_section): New function.
3833 (Target_i386::got_section): Create space for GOT entries for
3834 TLSDESC relocations.
3835 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3836 R_386_TLS_GOTDESC.
3837 (Target_i386::Scan::global): Likewise.
3838 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3839 using TLSDESC GOT.
3840 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3841 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3842 (Target_x86_64::got_tlsdesc_section): New function.
3843 (Target_x86_64::got_section): Create space for GOT entries for
3844 TLSDESC relocations.
3845 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3846 R_386_TLS_GOTDESC.
3847 (Target_x86_64::Scan::global): Likewise.
3848 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3849 using TLSDESC GOT.
3850
0c10a0a6
ILT		 38512010-08-02 Ian Lance Taylor <iant@google.com>
3852
3853 * testsuite/final_layout.sh: Use dc to convert from hex to
3854 decimal.
3855
41cbeecc
ST		 38562010-07-29 Sriraman Tallam <tmsriram@google.com>
3857
3858 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3859 paramter to the call to gold::gc_process_relocs.
3860 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3861 paramter to the call to gold::gc_process_relocs.
3862 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3863 parameter to the call to gold::gc_process_relocs.
3864 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3865 template parameter to the call to gold::gc_process_relocs.
3866 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3867 paramter to the call to gold::gc_process_relocs.
3868 * gc.h (get_embedded_addend_size): New function.
3869 (gc_process_relocs): Save the size of the reloc for use by ICF.
3870 * icf.cc (get_section_contents): Get the addend from the text section
3871 for SHT_REL relocation sections.
3872 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3873 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3874 * int_encoding.h (read_from_pointer): New overloaded function.
3875 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3876 * testsuite/icf_sht_rel_addend_test.sh: New file.
3877 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3878 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3879
6ea55b82
RW		 38802010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3881
3882 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3883 * Makefile.in: Regenerate.
3884 * testsuite/Makefile.in: Regenerate.
3885
9691462b
ILT		 38862010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3887
3888 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3889 * gold/testsuite/debug_msg.cc: Likewise.
3890 * gold/testsuite/odr_violation1.cc
3891 * gold/testsuite/odr_violation2.cc
3892
76897331
CC		 38932010-07-21 Cary Coutant <ccoutant@google.com>
3894
3895 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3896 string, and length fields.
3897 (Output_merge_string::Merged_strings_list): New type.
3898 (Output_merge_string::Merged_strings_lists): New typedef.
3899 (Output_merge_string): Replace merged_strings_ with
3900 merged_strings_lists_.
3901 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3902 Merged_strings_list per input object and section. Don't store pointer
3903 to the string. Don't store length with each merged string entry.
3904 (Output_merge_string::finalize_merged_data): Loop over list of merged
3905 strings lists. Recompute length of each merged string.
3906
78384e8f
CC		 39072010-07-15 Cary Coutant <ccoutant@google.com>
3908
3909 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3910 here.
3911
783659f9
ILT		 39122010-07-14 Ian Lance Taylor <iant@google.com>
3913
3914 * descriptors.cc (Descriptors::open): Report correct name in error
3915 message.
3916
131687b4
DK		 39172010-07-13 Doug Kwan <dougkwan@google.com>
3918
3919 * arm.cc (Arm_input_section::Arm_input_section): For a
3920 SHT_ARM_EXIDX section, always keeps the input sections.
3921 (Arm_input_section::set_exidx_section_link): New method.
3922 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3923 has_errors_ to false.
3924 (Arm_exidx_input_section::has_errors,
3925 Arm_exidx_input_section::set_has_errors): New methods.
3926 (Arm_exidx_input_section::has_errors_): New data member.
3927 (Arm_relobj::get_exidx_shndx_list): New method.
3928 (Arm_output_section::append_text_sections_to_list): Do not skip
3929 section without SHF_EXECINSTR.
3930 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3931 errors.
3932 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3933 section header. Make error messages more verbose. Check for
3934 a non-executable section linked to an EXIDX section.
3935 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3936 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3937 check that there is no deferred EXIDX section if we exit early.
3938 Instead of not making an EXIDX section in case of an error, make one
3939 and set the has_errors flag of it.
3940 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3941 in a relocatable link.
3942 (Target_arm::do_relax): Look for the EXIDX output section instead of
3943 assuming that it is called .ARM.exidx.
3944 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3945 section list. Do not check for SHF_EXECINSTR section flags but
3946 skip any input section with errors.
3947 * output.cc (Output_section::Output_section): Initialize
3948 always_keeps_input_sections_ to false.
3949 (Output_section::add_input_section): Check for
3950 always_keeps_input_sections_.
3951 * output.h (Output_section::always_keeps_input_sections,
3952 Output_section::set_always_keeps_input_sections): New methods.
3953 (Output_section::always_keeps_input_sections): New data member.
3954
69517287
RÁE		 39552010-07-13 Rafael Espindola <espindola@google.com>
3956
3957 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3958 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3959
82742395
ILT		 39602010-07-13 Philip Herron <herron.philip@googlemail.com>
3961 Ian Lance Taylor <iant@google.com>
3962
3963 * output.h (Output_section_lookup_maps::add_merge_section):
3964 Correct check of whether value was inserted.
3965 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3966 (Output_section_lookup_maps::add_relaxed_input_section):
3967 Likewise.
3968 * arm.cc (Target_arm::got_section): Remove used local os.
3969 * i386.cc (Target_i386::got_section): Likewise.
3970 * x86_64.cc (Target_x86_64::got_section): Likewise.
3971 * sparc.cc (Target_sparc::got_section): Likewise.
3972 (Target_sparc::relocate): Remove unused local have_got_offset.
3973 * powerpc.cc (Target_powerpc::relocate): Likewise.
3974
f2d707b5
ILT		 39752010-07-13 Ian Lance Taylor <iant@google.com>
3976
241531d6
ILT		 3977 * compressed_output.cc (zlib_decompress): Fix signature in
3978 !HAVE_ZLIB_H case.
3979
f2d707b5
ILT		 3980 * archive.cc (Archive::include_member): Unlock an external member
3981 of a thin archive. Don't bother to delete an object we know is
3982 NULL.
3983
a2e47362
CC		 39842010-07-12 Cary Coutant <ccoutant@google.com>
3985
3986 * compressed_output.cc (zlib_decompress): New function.
3987 (get_uncompressed_size): New function.
3988 (decompress_input_section): New function.
3989 * compressed_output.h (get_uncompressed_size): New function.
3990 (decompress_input_section): New function.
3991 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3992 Handle compressed debug sections.
3993 * layout.cc (is_compressed_debug_section): New function.
3994 (Layout::output_section_name): Map compressed section names to
3995 canonical names.
3996 * layout.h (is_compressed_debug_section): New function.
3997 (is_debug_info_section): Recognize compressed debug sections.
3998 * merge.cc: Include compressed_output.h.
3999 (Output_merge_data::do_add_input_section): Handle compressed
4000 debug sections.
4001 (Output_merge_string::do_add_input_section): Handle compressed
4002 debug sections.
4003 * object.cc: Include compressed_output.h.
4004 (Sized_relobj::Sized_relobj): Initialize new data members.
4005 (build_compressed_section_map): New function.
4006 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4007 * object.h (Object::section_is_compressed): New method.
4008 (Object::do_section_is_compressed): New method.
4009 (Sized_relobj::Compressed_section_map): New type.
4010 (Sized_relobj::do_section_is_compressed): New method.
4011 (Sized_relobj::compressed_sections_): New data member.
4012 * output.cc (Output_section::add_input_section): Handle compressed
4013 debug sections.
4014 * reloc.cc: Include compressed_output.h.
4015 (Sized_relobj::write_sections): Handle compressed debug sections.
4016
ce279a62
CC		 40172010-07-08 Cary Coutant <ccoutant@google.com>
4018
4019 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4020 weak when resolving to a dynamic def.
4021 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4022 for weak undef/dynamic def cases. Adjust callers.
4023 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4024 undef_binding_weak_.
4025 (Symbol_table::sized_write_globals): Adjust symbol binding.
4026 (Symbol_table::sized_write_symbol): Add binding parameter.
4027 * symtab.h (Symbol::set_undef_binding): New method.
4028 (Symbol::is_undef_binding_weak): New method.
4029 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4030 (Symbol_table::should_override): Add new parameter.
4031 (Symbol_table::sized_write_symbol): Add new parameter.
4032
4033 * testsuite/weak_undef_file1.cc: Add new test case.
4034 * testsuite/weak_undef_file2.cc: Fix header comment.
4035 * testsuite/weak_undef_test.cc: Add new test case.
4036
b2286c10
DK		 40372010-06-29 Doug Kwan <dougkwan@google.com>
4038
4039 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4040 Initialize USE_SYMBOL_.
4041 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4042 definition.
4043 (Arm_reloc_property::uses_symbol_): New data member declaration.
4044 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4045 uses symbol value and symbol is undefined but not weakly undefined.
4046
4802450a
RÁE		 40472010-06-28 Rafael Espindola <espindola@google.com>
4048
4049 * plugin.cc (Plugin::load): Use dlerror.
4050
e5ca47ba
ILT		 40512010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4052
4053 * symtab.cc (detect_odr_violations): When reporting an ODR
4054 violation, report an object where the symbol is defined.
4055
8a75a161
DK		 40562010-06-25 Doug Kwan <dougkwan@google.com>
4057
4058 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4059 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4060 definition.
4061 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4062 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4063 target hook to detect function points.
4064 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4065 * icf.h (Icf::check_section_for_function_pointers): Change type of
4066 parameter SECTION_NAME to const reference to std::string. Use
4067 target hook to determine if section may have unsafe pointers.
4068 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4069 method definition.
4070
42218b9f
RÁE		 40712010-06-21 Rafael Espindola <espindola@google.com>
4072
4073 * fileread.cc (Input_file::find_fie): New
4074 (Input_file::open): Use Input_file::find_fie.
4075 * fileread.h (Input_file::find_fie): New
4076 * plugin.cc (set_extra_library_path): New.
4077 (Plugin::load): Add set_extra_library_path to the transfer vector.
4078 (Plugin_manager::set_extra_library_path): New.
4079 (Plugin_manager::add_input_file): Use the extra search path if set.
4080 (set_extra_library_path(): New.
4081 * plugin.h (Plugin_manager): Add set_extra_library_path and
4082 extra_search_path_.
4083
a0506cca
CC		 40842010-06-19 Cary Coutant <ccoutant@google.com>
4085
4086 * layout.cc (gdb_sections): Add .debug_types.
4087 (lines_only_debug_sections): Likewise.
4088
6508b958
RÁE		 40892010-06-18 Rafael Espindola <espindola@google.com>
4090
4091 * plugin.cc (add_input_file,add_input_library)
4092 (Plugin_manager::add_input_file): Make filename arguments const.
4093 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4094 const.
4095
3e235302
DK		 40962010-06-16 Doug Kwan <dougkwan@google.com>
4097
4098 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4099 .ARM.attributes section if we have not merged any input
4100 attributes sections.
4101
106e8a6c
DK		 41022010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4103
4104 * arm.cc: Allow combining objects with no EABI version
4105 information.
4106
91ff43fe
RÁE		 41072010-06-15 Rafael Espindola <espindola@google.com>
4108
4109 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4110
68ed838c
ILT		 41112010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4112
4113 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4114 (struct iovec): Correct !HAVE_READV definition.
4115
f3a2388f
CC		 41162010-06-10 Cary Coutant <ccoutant@google.com>
4117
4118 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4119 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4120 reloc sections.
4121 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4122
4123 PR 11683
4124 * symtab.h (Symbol::is_placeholder): New member function.
4125 * target-reloc.h (relocate_section): Check for placeholder symbols.
4126
4127 * testsuite/Makefile.am (plugin_test_8): New test.
4128 (plugin_test_9): New test.
4129 * testsuite/Makefile.in: Regenerate.
4130
e1df38aa
NC		 41312010-06-09 Nick Clifton <nickc@redhat.com>
4132
4133 * yyscript.y (input_list_element): Allow strings prefixed with
4134 the '-' character. Treat these as libraries.
4135 * script.cc (script_add_library): New function. Adds a library
4136 specified by "-l<name>" found in an input script.
4137 * script-c.h: Add prototype for script_add_library.
4138
25bbe950
DK		 41392010-06-07 Doug Kwan <dougkwan@google.com>
4140
4141 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4142 Restrict stub-group size to be within long conditional branch
4143 range when working around cortex-A8 erratum.
4144
0f32ea4c
ILT		 41452010-06-07 Damien Diederen <dd@crosstwine.com>
4146
4147 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4148 #ifdef typo.
4149
8fe2a369
ST		 41502010-06-03 Sriraman Tallam <tmsriram@google.com>
4151
4152 PR gold/11658
4153 * output.cc
4154 (Output_section::Input_section_sort_entry::compare_section_ordering):
4155 Change to return non-zero correctly.
4156 (Output_section::Input_section_sort_section_order_index_compare
4157 ::operator()): Change to fix ambiguity in comparisons.
4158
6e9ba2ca
ST		 41592010-06-01 Sriraman Tallam <tmsriram@google.com>
4160
4161 * gold.h (is_wildcard_string): New function.
4162 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4163 (Layout::layout_eh_frame): Ditto.
4164 (Layout::find_section_order_index): New method.
4165 (Layout::read_layout_from_file): New method.
4166 * layout.h (Layout::find_section_order_index): New method.
4167 (Layout::read_layout_from_file): New method.
4168 (Layout::input_section_position_): New private member.
4169 (Layout::input_section_glob_): New private member.
4170 * main.cc (main): Call read_layout_from_file here.
4171 * options.h (--section-ordering-file): New option.
4172 * output.cc (Output_section::input_section_order_specified_): New
4173 member.
4174 (Output_section::Output_section): Initialize new member.
4175 (Output_section::add_input_section): Add new parameter.
4176 Keep input sections when --section-ordering-file is used.
4177 (Output_section::set_final_data_size): Sort input sections when
4178 section ordering file is specified.
4179 (Output_section::Input_section_sort_entry): Add new parameter.
4180 Check sorting type.
4181 (Output_section::Input_section_sort_entry::compare_section_ordering):
4182 New method.
4183 (Output_section::Input_section_sort_compare::operator()): Change to
4184 consider section_order_index.
4185 (Output_section::Input_section_sort_init_fini_compare::operator()):
4186 Change to consider section_order_index.
4187 (Output_section::Input_section_sort_section_order_index_compare
4188 ::operator()): New method.
4189 (Output_section::sort_attached_input_sections): Change to sort
4190 according to section order when specified.
e1df38aa
NC		 4191 (Output_section::add_input_section<32, true>): Add new parameter.
4192 (Output_section::add_input_section<64, true>): Add new parameter.
4193 (Output_section::add_input_section<32, false>): Add new parameter.
4194 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4195 * output.h (Output_section::add_input_section): Add new parameter.
4196 (Output_section::input_section_order_specified): New
4197 method.
4198 (Output_section::set_input_section_order_specified): New method.
4199 (Input_section::Input_section): Initialize section_order_index_.
4200 (Input_section::section_order_index): New method.
4201 (Input_section::set_section_order_index): New method.
4202 (Input_section::section_order_index_): New member.
4203 (Input_section::Input_section_sort_section_order_index_compare): New
4204 struct.
4205 (Output_section::input_section_order_specified_): New member.
4206 * script-sections.cc (is_wildcard_string): Delete and move modified
4207 method to gold.h.
4208 (Output_section_element_input::Output_section_element_input): Modify
4209 call to is_wildcard_string.
4210 (Output_section_element_input::Input_section_pattern
4211 ::Input_section_pattern): Ditto.
4212 (Output_section_element_input::Output_section_element_input): Ditto.
4213 * testsuite/Makefile.am (final_layout): New test case.
4214 * testsuite/Makefile.in: Regenerate.
4215 * testsuite/final_layout.cc: New file.
4216 * testsuite/final_layout.sh: New file.
4217
3537c84b
RÁE		 42182010-06-01 Rafael Espindola <espindola@google.com>
4219
4220 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4221
105b6afd
RÁE		 42222010-06-01 Rafael Espindola <espindola@google.com>
4223
4224 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4225 visibility of symbols.
4226
29e11421
DK		 42272010-05-27 Doug Kwan <dougkwan@google.com>
4228
4229 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4230 from start of output section instead of address for a local symbol
4231 in a merged or relaxed section when doing a relocatable link.
4232
5e0f337e
RÁE		 42332010-05-26 Rafael Espindola <espindola@google.com>
4234
4235 PR 11604
4236 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4237 adding sections the garbage collector removed.
4238 * gold/testsuite/Makefile.am: Add test.
4239 * gold/testsuite/Makefile.in: Regenerate.
4240 * gold/testsuite/plugin_test_7.sh: New.
4241 * gold/testsuite/plugin_test_7_1.c: New.
4242 * gold/testsuite/plugin_test_7_2.c: New.
4243
f4187277
RÁE		 42442010-05-26 Rafael Espindola <espindola@google.com>
4245
4246 * script-sections.cc (Output_section_definition::set_section_addresses):
4247 Check for --section-start.
4248
5c388529
DK		 42492010-05-26 Doug Kwan <dougkwan@google.com>
4250
4251 * arm.cc (Arm_scan_relocatable_relocs): New class.
4252 (Target_arm::relocate_special_relocatable): New method.
4253 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4254 (Arm_relocate_functions::thumb_branch_common): Same.
4255 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4256 instead of Default_scan_relocatable_relocs.
4257 * target-reloc.h (relocate_for_relocatable): Let target handle
4258 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4259 * target.h (Sized_target::relocate_special_relocatable): New method.
4260
bca1c3ae
ILT		 42612010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4262
4263 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4264
0439c796
DK		 42652010-05-23 Doug Kwan <dougkwan@google.com>
4266
4267 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4268 instead of a cast.
4269 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4270 with a direct branch, not a conditional branch, to a stub.
4271 * merge.cc (Output_merge_base::record_input_section): New method
4272 defintion.
4273 (Output_merge_data::do_add_input_section): Record input section if
4274 keeps-input-sections flag is set.
4275 (Output_merge_string::do_add_input_section): Ditto.
4276 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4277 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4278 INPUT_SECTIONS_.
4279 (Output_merge_base::keeps_input_sections,
4280 Output_merge_base::set_keeps_input_sections,
4281 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4282 method definitions.
4283 (Output_merge_base::Input_sections): New type declaration.
4284 (Output_merge_base::input_sections_begin,
4285 Output_merge_base::input_sections_end,
4286 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4287 (Output_merge_base::bool keeps_input_sections_,
4288 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4289 Output_merge_base::input_sections_): New data members.
4290 (Output_merge_data::do_set_keeps_input_sections): New method
4291 defintion.
4292 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4293 * output.cc (Output_section::Input_section::relobj): Move method
4294 defintion from class declaration to here and handle merge sections.
4295 (Output_section::Input_section::shndx): Ditto.
4296 (Output_section::Output_section): Remove initializations of removed
4297 data members and initialize new data member LOOKUP_MAPS_.
4298 (Output_section::add_input_section): Set keeps-input-sections flag
4299 for a newly created merge output section as appropriate. Adjust code
4300 to use Output_section_lookup_maps class.
4301 (Output_section::add_relaxed_input_section): Adjst code for lookup
4302 maps code refactoring.
4303 (Output_section::add_merge_input_section): Add a new parameter
4304 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4305 class. If adding input section to a newly created merge output
4306 section fails, remove the new merge section.
4307 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4308 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4309 (Output_section::find_merge_section): Ditto.
4310 (Output_section::build_lookup_maps): New method defintion.
4311 (Output_section::find_relaxed_input_section): Adjust code to use
4312 Output_section_lookup_maps class.
4313 (Output_section::get_input_sections): Export merge sections. Adjust
4314 code to use Output_section_lookup_maps class.
4315 (Output_section:::add_script_input_section): Adjust code to use
4316 Output_section_lookup_maps class. Update lookup maps for merge
4317 sections also.
4318 (Output_section::discard_states): Use Output_section_lookup_maps.
4319 (Output_section::restore_states): Same.
4320 * output.h (Merge_section_properties): Move class defintion out of
4321 Output_section.
4322 (Output_section_lookup_maps): New class.
4323 (Output_section::Input_section::is_merge_section): New method
4324 defintion.
4325 (Output_section::Input_section::relobj): Move defintion out of class
4326 defintion. Declare method only.
4327 (Output_section::Input_section::shndx): Ditto.
4328 (Output_section::Input_section::output_merge_base): New method defintion.
4329 (Output_section::Input_section::u2_.pomb): New union field.
4330 (Output_section::Merge_section_by_properties_map,
4331 Output_section::Output_section_data_by_input_section_map,
4332 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4333 Remove types.
4334 (Output_section::add_merge_input_section): Add new parameter
4335 KEEPS_INPUT_SECTIONS.
4336 (Output_section::build_lookup_maps): New method declaration.
4337 (Output_section::merge_section_map_,
4338 Output_section::merge_section_by_properties_map_,
4339 Output_section::relaxed_input_section_map_,
4340 Output_section::is_relaxed_input_section_map_valid_): Remove data
4341 members.
4342 (Output_section::lookup_maps_): New data member.
4343
76295588
L		 43442010-05-21 Doug Kwan <dougkwan@google.com>
4345
4346 PR gold/11619
4347 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4348 avoid a compilation error.
4349
d103a984
RÁE		 43502010-05-19 Rafael Espindola <espindola@google.com>
4351
4352 * script-sections.cc (Output_section_definition::allocate_to_segment):
4353 Update the phdrs_list even when the output section is NULL.
4354 * testsuite/Makefile.am: Add test.
4355 * testsuite/Makefile.in: Regenerate.
4356 * testsuite/script_test_9.cc: New.
4357 * testsuite/script_test_9.sh: New.
4358 * testsuite/script_test_9.t: New.
4359
6625d24e
DK		 43602010-05-19 Doug Kwan <dougkwan@google.com>
4361
4362 * arm.cc (Arm_input_section::original_size): New method.
4363 (Arm_input_section::do_addralign): Add a cast.
4364 (Arm_input_section::do_output_offset): Remove static cast.
4365 (Arm_input_section::original_addralign,
4366 Arm_input_section::original_size_): Change type to uint32_t.
4367 (Arm_input_section::init): Add safe casts for section alignment
4368 and size.
4369 (Arm_input_section::set_final_data_size): Do not set address and
4370 offset of stub table.
4371 (Arm_output_section::fix_exidx_coverage): Change use of of
4372 Output_section::Simple_input_section to that of
4373 Output_section::Input_section.
4374 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4375 except for the first pass.
4376 * output.cc (Output_section::get_input_sections): Change type of
4377 input_sections to std::list<Input_section>.
4378 (Output_section::add_script_input_section): Rename from
4379 Output_section::add_simple_input_section. Change type of SIS
4380 parameter from Simple_input_section to Input_section.
4381 * output.h (Output_section::Simple_input_section): Remove class.
4382 (Output_section::Input_section): Change class visibility to public.
4383 (Output_section::Input_section::addralign): Use stored alignments
4384 for special input sections if set.
4385 (Output_section::Input_section::set_addralign): New method.
4386 (Output_section::get_input_sections): Change parameter type from
4387 list of Simple_input_section to list of Input_section.
4388 (Output_section::add_script_input_section): Rename from
4389 Output_section::add_simple_input_section. Change first parameter's
4390 type from Simple_input_section to Input_section and remove the
4391 second and third parameters.
4392 * script-sections.cc (Input_section::Input_section_list): Change
4393 type to list of Output_section::Input_section/
4394 (Input_section_info::Input_section_info): Change parameter type of
4395 INPUT_SECTION to Output_section::Input_section.
4396 (Input_section_info::input_section): Change return type.
4397 (Input_section_info::input_section_): Change type to
4398 Output_section::Input_section.
4399 (Output_section_element_input::set_section_addresses): Adjust code
4400 to use Output_section::Input_section instead of
4401 Output_section::Simple_input_section. Adjust code for renaming
4402 of Output_section::add_simple_input_section.
4403 (Orphan_output_section::set_section_addresses): Ditto.
4404
e1e82ea4
RW		 44052010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4406
4407 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4408 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4409
91e75c8a
RÁE		 44102010-05-18 Rafael Espindola <espindola@google.com>
4411
4412 * options.cc (General_options::finalize): Handle -nostdlib.
4413 * options.h (nostdlib): New option.
4414 * script.cc (script_add_search_dir): Handle -nostdlib.
4415
da59ad79
DK		 44162010-05-12 Doug Kwan <dougkwan@google.com>
4417
4418 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4419 attributes section only if there no attributes section after merging.
4420 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4421 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4422 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4423 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4424 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4425 and arm_attr_merge_7.stdout.
4426 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4427 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4428 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4429 arm_attr_merge_7b.o): New rules.
4430 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4431 arm_attr_merge_7
4432 * testsuite/Makefile.in: Regenerate.
4433 * testsuite/arm_attr_merge.sh: New file.
4434 * testsuite/arm_attr_merge_[67][ab].s: Same.
4435
3e01a7fd
NC		 44362010-05-05 Nick Clifton <nickc@redhat.com>
4437
4438 * po/es.po: Updated Spanish translation.
4439
7ad2014a
L		 44402010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4441
4442 * Makefile.am (install-exec-local): Properly install gold as
4443 default cross linker.
4444 * Makefile.in: Regenerated.
4445
4fda8867
NC		 44462010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4447 Nick Clifton <nickc@redhat.com>
4448
4449 * configure.ac (install_as_default): Define and set to false
4450 unless --enable-gold or --enable-gold=both/gold has been
4451 specified.
4452 * configure: Regenerate.
4453
4454 * Makefile.am (install-exec-local): Install the executable as
4455 'ld.gold'. If install_as_default is true then also install it as
4456 'ld'.
4457 * Makefile.in: Regenerated.
4458
bd288ea2
ILT		 44592010-04-24 Ian Lance Taylor <iant@google.com>
4460
4461 * layout.cc (Layout::layout_reloc): In relocatable link don't
4462 combine reloc sections for grouped sections.
4463
ef38fd8a
ST		 44642010-04-23 Sriraman Tallam <tmsriram@google.com>
4465
4466 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4467 sections that are not ordinary to icf.
4468 * icf.cc (get_section_contents): Handle relocation pointing to section
4469 with no object or shndx information.
4470 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4471 * testsuite/Makefile.in: Regenerate.
4472 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4473 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4474
f6973bdc
ILT		 44752010-04-22 Ian Lance Taylor <iant@google.com>
4476
4477 * expression.cc (Expression::Expression_eval_info): Add
4478 result_alignment_pointer field.
4479 (Expression::eval_with_dot): Add result_alignment_pointer
4480 parameter. Change all callers.
4481 (Expression::eval_maybe_dot): Likewise.
4482 (class Binary_expression): Add alignment_pointer parameter to
4483 left_value and right_value. Change all callers.
4484 (BINARY_EXPRESSION): Set result alignment.
4485 (class Trinary_expression): Add alignment_pointer parameter to
4486 arg2_value and arg3_value. Change all callers.
4487 (Trinary_cond::value): Set result alignment.
4488 (Max_expression::value, Min_expression::value): Likewise.
4489 (Align_expression::value): Likewise.
4490 * script-sections.cc (class Sections_element): Add dot_alignment
4491 parameter to set_section_addresses virtual function. Update
4492 instantiations.
4493 (class Output_section_element): Likewise.
4494 (Script_sections::create_segments): Add dot_alignment parameter.
4495 Change all callers.
4496 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4497 (Script_sections::set_phdrs_clause_addresses): Likewise.
4498 * script-sections.h: Update declarations.
4499 * script.h: Update declarations.
4500 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4501 min_p_align.
4502 * testsuite/script_test_3.t: Set large alignment.
4503 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4504 segment has expected alignment.
4505
9c9c98a5
NC		 45062010-04-22 Nick Clifton <nickc@redhat.com>
4507
4508 * po/gold.pot: Updated by the Translation project.
4509 * po/vi.po: Updated Vietnamese translation.
4510
2253bfba
L		 45112010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4512
4513 * testsuite/Makefile.am (check_PROGRAMS): Add
4514 icf_virtual_function_folding_test.
4515 * testsuite/Makefile.in: Regenerated.
4516
85fdf906
AH		 45172010-04-15 Andrew Haley <aph@redhat.com>
4518
4519 * options.h (merge_exidx_entries): New option.
4520 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4521 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4522 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4523 (Target_arm::merge_exidx_entries): New function.
4524 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4525 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4526 to Arm_exidx_fixup constructor.
4527 Add new arg, merge_exidx_entries.
4528 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4529 Arm_output_section::fix_exidx_coverage.
4530
ce97fa81
ST		 45312010-04-18 Sriraman Tallam <tmsriram@google.com>
4532
4533 * icf.cc (get_section_contents): Check for preemptible functions.
4534 Ignore addend when appropriate.
4535 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4536 section folded.
4537 (add_from_relobj): Check for section folded.
4538 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4539 * symtab.h (should_add_dynsym_entry): Add new parameter.
4540 * target-reloc.h (scan_relocs): Check for section folded.
4541 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4542 Check reloc types for function pointers in shared objects.
4543 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4544 case.
4545 (icf_preemptible_functions_test): New test case.
4546 (icf_string_merge_test): New test case.
4547 * testsuite.Makefile.in: Regenerate.
4548 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4549 bar_glob. Refactor code.
4550 * testsuite/icf_preemptible_functions_test.cc: New file.
4551 * testsuite/icf_preemptible_functions_test.sh: New file.
4552 * testsuite/icf_string_merge_test.cc: New file.
4553 * testsuite/icf_string_merge_test.sh: New file.
4554 * testsuite/icf_virtual_function_folding_test.cc: New file.
4555 * testsuite/icf_virtual_function_folding_test.sh: New file.
4556
04ceb17c
DK		 45572010-04-14 Doug Kwan <dougkwan@google.com>
4558
4559 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4560 for local symbol recounting if we remove a section due to ICF.
4561 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4562 there are no regular objects in input.
4563
153e7da4
DK		 45642010-04-13 Doug Kwan <dougkwan@google.com>
4565
4566 * arm.cc (Arm_input_section::set_final_data_size): Compute
4567 accurate final data size instead of using current data size.
4568
4dbd9faf
DK		 45692010-04-09 Doug Kwan <dougkwan@google.com>
4570
4571 * layout.cc (Layout::choose_output_section): Handle script section
4572 types.
4573 (Layout::make_output_section_for_script): Add section type parameter.
4574 Handle script section types.
4575 * layout.h (Layout::make_output_section_for_script): Add section
4576 type parameter.
4577 * output.cc (Output_section::Output_section): Initialize data member
4578 is_noload_.
4579 (Output_section::do_reset_address_and_file_offset): Do not set address
4580 to 0 if section is a NOLOAD section.
4581 * output.h (Output_section::is_noload): New method.
4582 (Output_section::set_is_noload): Ditto.
4583 (Output_section::is_noload_): New data member.
4584 * script-c.h (Script_section_type): New enum type.
4585 (struct Parser_output_section_header): Add new file section_type.
4586 * script-sections.cc (Sections_element::output_section_name): Add
4587 parameter for returning script section type.
4588 (Output_section_definition::output_section_name): Ditto.
4589 (Output_section_definition::section_type)P; New method.
4590 (Output_section_definiton::script_section_type_name): Ditto.
4591 (Output_section_definition::script_section_type_): New data member.
4592 (Output_section_definition::Output_section_definition): Initialize
4593 data member Output_section_definition::script_section_type_.
4594 (Output_section_definition::create_sections): Pass script section type
4595 to Layout::make_output_section_for_script.
4596 (Output_section_definition::output_section_name): Return script
4597 section type to caller.
4598 (Output_section_definition::set_section_address): Do not advance
4599 dot value and load address if section type is NOLOAD. Set address
4600 of NOLOAD sections regardless of section flags.
4601 (Output_section_definition::print): Print section type if it is
4602 not SCRIPT_SECTION_TYPE_NONE.
4603 (Output_section_definition::section_type): New method.
4604 (Output_section_definition::script_section_type_name): Ditto.
4605 (Script_sections::output_section_name): Add new parameter
4606 PSECTION_TYPE for returning script section type. Pass it to
4607 section elements. Handle discard sections.
4608 (Sort_output_sections::operator()): Handle NOLOAD sections.
4609 * script-sections.h (Script_sections::Section_type): New enum type.
4610 (Script_sections::output_section_name): Add a new parameter for
4611 returning script section type.
4612 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4613 INFO and NOLOAD.
4614 * yyscript.y (union): Add new field SECTION_TYPE.
4615 (COPY, DSECT, INFO, NOLOAD): New tokens.
4616 (opt_address_and_section_type): Change type to output_section_header.
4617 (section_type): New non-terminal
4618 (section_header): Handle section type.
2253bfba 4619 (opt_address_and_section_type): Return section type value.
4dbd9faf 4620
721ea635
L		 46212010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4622
4623 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4624 * testsuite/plugin_common_test_2.c (foo): Likewise.
4625
6bf924b0
DK		 46262010-04-08 Doug Kwan <dougkwan@google.com>
4627
4628 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4629 Output_merge_data.
4630 * output.cc (Output_section::add_merge_input_section): Simplify
4631 code and return status of Output_merge_base::add_input_section.
e1df38aa 4632 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4633 returns true.
4634
24af6f92
DK		 46352010-04-07 Doug Kwan <dougkwan@google.com>
4636
4637 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4638 if section is marked as containing instructions but has no mapping
4639 symbols.
4640 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4641 correct section index.
4642 (Arm_relobj::find_linked_text_section): Ditto.
4643
00698fc5
CC		 46442010-04-07 Cary Coutant <ccoutant@google.com>
4645
4646 * archive.cc (include_member): Destroy Read_symbols_data object before
4647 releasing file.
4648 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4649 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4650 (Read_symbols_data::~Read_symbols_data) New destructor.
4651 (Section_relocs::Section_relocs) New constructor.
4652 (Section_relocs::~Section_relocs) New destructor.
4653 (Read_relocs_data::Read_relocs_data) New constructor.
4654 (Read_relocs_data::~Read_relocs_data) New destructor.
4655 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4656 pointers to NULL after deleting.
4657
7296d933
DK		 46582010-04-07 Doug Kwan <dougkwan@google.com>
4659
4660 * arm.cc: Replace "endianity" with "endianness" in comments.
4661 (Arm_exidx_cantunwind): Ditto.
4662 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4663 (Arm_relobj::merge_flags_and_attributes): New method.
4664 (Arm_relobj::merge_flags_and_attributes_): New data member.
4665 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4666 (Arm_relobj::scan_sections_for_stubs): Ditto.
4667 (Arm_relobj::do_read_symbols): Check to see if we really want to
4668 merge processor-specific flags and attributes. Exit early if
4669 an object is empty except for section names and the undefined symbol.
4670 (Target_arm::do_finalize_sections): Move check for ELF format to
4671 Arm_relobj::do_read_symbols. Merge processor specific flags and
4672 attributes from a regular object only when we have determined that
4673 it is aapropriate. Do not create an .ARM.attributes section in
4674 output if there is no regular input object.
4675 (Target_arm::merge_processor_specific_flags): Check
4676 --warn-mismatch before printing any error.
4677 (Target_arm::merge_object_attributes): Ditto.
4678 * gold.cc (queue_middle_tasks): Handle the case in which there is
4679 no regular object in input.
4680 * options.cc (General_options::parse_EB): New method.
4681 (General_options::parse_EL): Same.
4682 (General_options::General_options): Initialize endianness_.
4683 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4684 New options.
4685 (General_options::Endianness): New enum.
4686 (General_options::endianness): New method.
4687 (General_options::endianness_): New data member.
4688 * parameters.cc (Parameters::set_options): Check target endianness.
4689 (Parameters::set_target_once): Ditto.
4690 (Parameters::check_target_endianness): New method.
4691 (parameters_force_valid_target): If either -EL or -EB is specified,
4692 use it to define endianness of default target.
4693 * parameters.h (Parameters::check_target_endianness): New method
4694 declaration.
4695 * target.h (class Target): Change "endianity" to "endianness"
4696 in comments.
4697
efc8d4f2
RW		 46982010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4699
4700 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4701 * configure: Regenerate.
4702 * Makefile.in: Regenerate.
4703 * testsuite/Makefile.in: Regenerate.
4704
be234d88
CC		 47052010-04-06 Cary Coutant <ccoutant@google.com>
4706
4707 gcc PR lto/42757
4708 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4709 prevailing definitions of common symbols.
4710 * testsuite/plugin_test_6.sh: New test case.
4711 * testsuite/plugin_common_test_1.c: New test case.
4712 * testsuite/plugin_common_test_2.c: New test case.
4713 * testsuite/Makefile.am (plugin_test_6): New test case.
4714 * testsuite/Makefile.in: Regenerate.
4715
bd32c6bd
NC		 47162010-04-06 Nick Clifton <nickc@redhat.com>
4717
4718 * po/vi.po: New Vietnamese translation.
4719
323c532f
DK		 47202010-03-30 Doug Kwan <dougkwan@google.com>
4721
4722 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4723
4fcd97eb
DK		 47242010-03-25 Doug Kwan <dougkwan@google.com>
4725
4726 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4727 to avoid a conversion warning on a 32-bit host.
4728
4ebf39db
ILT		 47292010-03-24 Ian Lance Taylor <iant@google.com>
4730
4731 * testsuite/script_test_3.t: Add a TLS segment.
4732 * testsuite/Makefile.am (check_PROGRAMS): Add
4733 tls_phdrs_script_test.
4734 (tls_phdrs_script_test_SOURCES): Define.
4735 (tls_phdrs_script_test_DEPENDENCIES): Define.
4736 (tls_phdrs_script_test_LDFLAGS): Define.
4737 (tls_phdrs_script_test_LDADD): Define.
4738 * testsuite/Makefile.in: Rebuild.
4739
4a599bdd
CC		 47402010-03-23 Cary Coutant <ccoutant@google.com>
4741
4742 * fileread.cc (find_or_make_view): Fix comment.
4743
6c93b22c
ILT		 47442010-03-23 Ian Lance Taylor <iant@google.com>
4745
4746 * script-sections.cc (class Orphan_section_placement): Define
4747 PLACE_TLS and PLACE_TLS_BSS.
4748 (Orphan_section_placement::Orphan_section_placement): Initialize
4749 new places.
4750 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4751 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4752 (tls_script_test_SOURCES): Define.
4753 (tls_script_test_DEPENDENCIES): Define.
4754 (tls_script_test_LDFLAGS): Define.
4755 (tls_script_test_LDADD): Define.
4756 * testsuite/Makefile.in: Rebuild.
4757
a2c7281b
DK		 47582010-03-22 Doug Kwan <dougkwan@google.com>
4759
4760 * arm.cc (Arm_relocate_functions::abs8,
4761 Arm_relocate_functions::abs16): Use correct check for overflow
4762 specified in the ARM ELF specs.
4763 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4764 target of a BLX instruction specially.
4765 (Reloc_stub::stub_type_for_reloc): Ditto.
4766 (Relocate::relocate): Use symbolic names instead of numeric relocation
4767 codes to report error.
4768 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4769 workaround.
4770 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4771 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4772 thumb2_blx_out_of_range.stdout
4773 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4774 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4775 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4776 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4777 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4778 thumb2_blx_in_range, thumb2_blx_in_range.o,
4779 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4780 thumb2_blx_out_of_range.o): New rules.
4781 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4782 thumb2_blx_in_range and thumb2_blx_out_of_range.
4783 * testsuite/Makefile.in: Regenerate.
4784 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4785 * testsuite/thumb_blx_in_range.s: New file.
4786 * testsuite/thumb_blx_out_of_range.s: New file.
4787
b0193076
RÁE		 47882010-03-22 Rafael Espindola <espindola@google.com>
4789
4790 * archive.cc (Should_include): Move to archive.h.
4791 (should_include_member): Make it a member of Archive.
4792 (Lib_group): New.
4793 (Add_lib_group_symbols): New.
4794 * archive.h: Include options.h.
4795 (Archive_member): Moved from Archive.
4796 (Should_include): Moved from archive.cc.
4797 (Lib_group): New.
4798 (Add_lib_group_symbols): New.
4799 * dynobj.cc (do_should_include_member): New.
4800 * dynobj.h (do_should_include_member): New.
4801 * gold.cc (queue_initial_tasks): Update call to queue.
4802 * main.cc (main): Print lib group stats.
4803 * object.cc (do_should_include_member): New.
4804 * object.h: Include archive.h.
4805 (Object::should_include_member): New.
4806 (Object::do_should_include_member): New.
4807 (Sized_relobj::do_should_include_member): New.
4808 * options.cc (General_options::parse_start_lib): New.
4809 (General_options::parse_end_lib): New.
4810 (Input_arguments::add_file): Handle lib groups.
4811 (Input_arguments::start_group): Check we are not in a lib.
4812 (Input_arguments::start_lib): New.
4813 (Input_arguments::end_lib): New.
4814 * options.h (General_options): Add start_lib and end_lib.
4815 (Input_argument::lib_): New.
4816 (Input_argument::lib): New.
4817 (Input_argument::is_lib): New.
4818 (Input_file_lib): New.
4819 (Input_arguments::in_lib_): New.
4820 (Input_arguments::in_lib): New.
4821 (Input_arguments::start_lib): New.
4822 (Input_arguments::end_lib_): New.
4823 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4824 in unused members as preempted.
4825 (Sized_pluginobj::do_should_include_member): New.
4826 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4827 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4828 return the blocker.
4829 (Read_symbols::do_whole_lib_group): New.
4830 (Read_symbols::do_lib_group): New.
4831 (Read_symbols::do_read_symbols): Handle lib groups.
4832 (Read_symbols::get_name): Handle lib groups.
4833 * readsyms.h (Read_symbols): Add an archive member pointer.
4834 (Read_symbols::do_whole_lib_group): New.
4835 (Read_symbols::do_lib_group): New.
4836 (Read_symbols::member_): New.
4837 * script.cc (read_input_script): Update call to queue_soon.
4838
d099120c
DK		 48392010-03-19 Doug Kwan <dougkwan@google.com>
4840
4841 * arm.cc (Stub_table::Stub_table): Initialize new data members
4842 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4843 (Stub_table::add_reloc_stub): Assign stub offset and update
4844 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4845 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4846 New data members.
4847 (Stub_table::update_data_size_and_addralign): Use
4848 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4849 instead of going over all reloc stubs.
4850 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4851 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4852 Stringpool_template::offset_ to size of Stringpool_char.
4853 (Stringpool_template::new_key_offset): Remove code to initialize
4854 Stringpool_template::offset_.
4855 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4856 Stringpool_template::offset_ to zero.
4857
1aa37384
DK		 48582010-03-15 Doug Kwan <dougkwan@google.com>
4859
4860 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4861 offset_.
4862 (Stringpool_template::new_key_offset): New method.
4863 (Stringpool_template::add_string): Assign offsets when adding new
4864 strings.
4865 (Stringpool_template::set_string_offsets): Do not set string offsets
4866 when not optimizing.
4867 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4868 member size_.
4869 (Chunked_vector::clear): Clear size_.
4870 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4871 (Chunked_vector::size): Return size_.
4872 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4873 (Chunked_vector::size_): New data member.
1aa37384
DK		 4874 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4875 (Stringpool_template::new_key_offset): New method declaration.
4876 (Stringpool_template::offset_): New data member.
4877
b672b057
RÁE		 48782010-03-15 Rafael Espindola <espindola@google.com>
4879
4880 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4881 Add_symbols' constructor.
4882 * readsyms.h (Add_symbols): Remove the input_group member.
4883
b6848d3c
ILT		 48842010-03-10 Ian Lance Taylor <iant@google.com>
4885
4886 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4887 target to ask whether a reference to a symbol requires a stack
4888 split.
4889 * target.h (Target::is_call_to_non_split): New function.
4890 (Target::do_is_call_to_non_split): Declare virtual function.
4891 * target.cc: Include "symtab.h".
4892 (Target::do_is_call_to_non_split): New function.
4893 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4894
a2a5469e
CC		 48952010-03-10 Cary Coutant <ccoutant@google.com>
4896
4897 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4898 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4899 (File_read::open[2]): Add whole_file_view_ to list of views.
4900 (File_read::make_view): Remove test of whole_file_view_.
4901 (File_read::find_or_make_view): Create whole_file_view_ if
4902 necessary.
4903 (File_read::clear_views): Replace bool parameter with enum;
4904 adjust all callers. Don't delete views with permanent data;
4905 do delete cached views and views from archives if
4906 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4907 if clearing the corresponding view.
4908 * fileread.h (File_read::Clear_views_mode): New enum.
4909 (File_read::View::is_permanent_view): New method.
4910 (File_read::clear_views): Replace bool parameter
4911 with enum; adjust all callers.
4912 * options.h (General_options): Change keep_files_mapped option;
4913 add map_whole_files.
4914 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4915 releasing the file.
4916 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4917 the file.
4918
8861f32b
DM		 49192010-03-10 David S. Miller <davem@davemloft.net>
4920
4921 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4922
d62d0f5f
ST		 49232010-03-09 Sriraman Tallam <tmsriram@google.com>
4924
4925 * icf.cc (get_section_contents): Add '@' marker after processing the
4926 merge reloc.
4927
9177756d
DK		 49282010-03-08 Doug Kwan <dougkwan@google.com>
4929
4930 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4931 due to a conversion warning.
4932 (Arm_relobj::update_output_local_symbol_count): Check for local
4933 symbol with unset output index.
4934
9e9e071b
ILT		 49352010-03-05 Ian Lance Taylor <iant@google.com>
4936
4937 * options.h (class General_options): Add --spare-dynamic-tags.
4938 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4939 --spare-dynamic-tags.
4940
a81ee015
ILT		 49412010-03-05 Ian Lance Taylor <iant@google.com>
4942
4943 * incremental.cc: Include "libiberty.h".
4944
44ec90b9
RO		 49452010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4946
4947 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4948 function, is_info_ member.
4949 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4950 (Versions::Versions): Update caller.
4951 (Versions::define_base_version): Likewise.
4952 (Versions::add_def): Likewise.
4953
0897ed3b
ST		 49542010-03-03 Sriraman Tallam <tmsriram@google.com>
4955
4956 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4957 (Scan::possible_function_pointer_reloc): New function.
4958 (Scan::local_reloc_may_be_function_pointer): Change to call
4959 possible_function_pointer_reloc.
4960 (Scan::global_reloc_may_be_function_pointer): Ditto.
4961 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4962 relocations in ".data.rel.ro._ZTV" section.
4963 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4964 * testsuite/icf_safe_so_test.cc: Ditto.
4965 * testsuite/icf_safe_test.cc: Ditto.
4966 * testsuite/icf_safe_test.sh: Ditto.
4967
d3bbad62
ILT		 49682010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4969 Ian Lance Taylor <iant@google.com>
4970
4971 * target-reloc.h (relocate_section): Check the symbol table index
4972 for -1U before setting the local symbol index.
4973 (scan_relocatable_relocs): If copying the relocation, record that
4974 the local symbol is required.
4975 * object.h (Symbol_value::is_output_symtab_index_set): New
4976 function.
4977 (Symbol_value::may_be_discarded_from_output_symtab): New
4978 function.
4979 (Symbol_value::has_output_symtab_entry): New function.
4980 (Symbol_value::needs_output_symtab_entry): Remove.
4981 (Symbol_value::output_symtab_index): Make sure the symbol index is
4982 set.
4983 (Symbol_value::set_output_symtab_index): Make sure the symbol
4984 index is not set. Make sure the new index is valid.
4985 (Symbol_value::set_must_have_output_symtab_entry): New function.
4986 (Symbol_value::has_output_dynsym_entry): New function.
4987 (Symbol_value::set_output_dynsym_index): Make sure the new index
4988 is valid.
4989 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4990 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4991 local symbol if permitted.
4992 (Sized_relobj::do_finalize_local_symbols): Call
4993 is_output_symtab_index_set rather than needs_output_symtab_entry.
4994 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4995 rather than needs_output_symtab_entry. Call
4996 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4997 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4998 is_output_symtab_index_set rather than needs_output_symtab_entry.
4999 * testsuite/discard_locals_relocatable_test.c: New file.
5000 * testsuite/discard_locals_test.sh: Test -r.
5001 * testsuite/Makefile.am (check_DATA): Add
5002 discard_locals_relocatable_test1.syms,
5003 discard_local_relocatable_test2.syms.
5004 (MOSTLYCLEANFILES): Likewise. Also add
5005 discard_locals_relocatable_test1.lout and
5006 discard_locals_relocatable_test2.out.
5007 (discard_locals_relocatable_test1.syms): New target.
5008 (discard_locals_relocatable_test.o): New target.
5009 (discard_locals_relocatable_test1.out): New target.
5010 (discard_locals_relocatable_test2.syms): New target.
5011 (discard_locals_relocatable_test2.out): New target.
5012 (various): Add missing ../ld-new dependencies.
5013 * testsuite/Makefile.in: Rebuild.
5014
7e8ccf26
NC		 50152010-03-03 Nick Clifton <nickc@redhat.com>
5016
5017 * po/fi.po: New Finnish translation.
5018
2a0ff005
DK		 50192010-03-01 Doug Kwan <dougkwan@google.com>
5020
5021 * layout.cc (Layout::Layout): Force section types of .init_array*,
5022 .preinit_array* and .fini_array* sections.
5023 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5024 Fix check of return value of std::string::find.().
5025 (Output_section::Input_section_sort_compare::operator()): Remove
5026 comment about .init_array.
5027 (Output_section::Input_section_sort_init_fini_compare::operator()):
5028 New method.
5029 (Output_section::sort_attached_input_sections): Handle .init_array
5030 and .fini_array specially.
5031 * output.h (Output_section::Inut_section_sort_compare): Update
5032 comment.
5033 (Output_section::Input_section_sort_init_fini_compare): New struct.
5034
c3e4ae29
DK		 50352010-02-26 Doug Kwan <dougkwan@google.com>
5036
5037 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5038 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5039 * testsuite/debug_msg.sh: Avoid matching source line number for
5040 use of global variable undef_int.
5041
2fd9ae7a
DK		 50422010-02-26 Doug Kwan <dougkwan@google.com>
5043
5044 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5045 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5046 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5047 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5048 * options.cc (General_options::General_options): Initialize member
5049 fix_v4bx_.
5050 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5051 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5052 and rm_no_fix_v4bx.stdout
5053 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5054 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5055 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5056 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5057 and arm_no_fix_v4bx.
5058 * Makefile.in: Regenerate.
5059 * testsuite/arm_fix_v4bx.s: New file.
5060 * testsuite/arm_fix_v4bx.sh: Ditto.
5061
67ec7d0b
DK		 50622010-02-24 Doug Kwan <dougkwan@google.com>
5063
5064 * arm.cc (Target_arm::got_section): Make the .got section the first
5065 non RELRO section in the data segment.
5066 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5067 suffixes of section names.
5068
10165461
DK		 50692010-02-24 Doug Kwan <dougkwan@google.com>
5070
5071 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5072 flags and attributes merging if an input file is a binary file.
5073 * fileread.cc (Input_file::open): Record format of original file.
5074 * fileread.h (Input_file::Format): New enum type.
5075 (Input_file::Input_file): Initialize data member format_.
5076 (Input_file::format): New method definition.
5077 (Input_file::format_):: New data member.
5078
4a54abbb
DK		 50792010-02-24 Doug Kwan <dougkwan@google.com>
5080
5081 * arm.cc (Arm_output_data_got): New class.
5082 (ARM_TCB_SIZE): New constant
5083 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5084 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5085 If user uses a script with a SECTIONS clause, issue only a warning
5086 for a misplaced EXIDX input section. Otherwise, issue an error.
5087 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5088 garbage collection.
5089 (Target_arm::got_mode_index_entry): Handle static linking.
5090 (Target_arm::Scan::local): Ditto.
5091 (Target_arm::Scan::global): Ditto.
5092 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5093 all incorrectly implemented relocations.
e1df38aa 5094 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5095 Arm_output_section::fix_exidx_coverage.
5096 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5097 from ".ARM.exidx." and ".ARM.extab.".
5098
ca419a6f
ILT		 50992010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5100
5101 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5102 section if it does not already exist.
5103 * attributes.cc (Attributes_section_data::Attributes_section_data):
5104 Don't crash if size is zero.
5105
135b9c78
ILT		 51062010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5107 Ian Lance Taylor <iant@google.com>
5108
5109 * gold.cc (queue_middle_tasks): If no input files were opened,
5110 exit.
5111 * workqueue.h (Task_function::Task_function): Assert that there is
5112 a blocker.
5113
bb0bfe4f
DK		 51142010-02-22 Doug Kwan <dougkwan@google.com>
5115
5116 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5117 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5118 types to avoid warnings due to different uint64_t implementations
5119 on different hosts.
5120
2a2b6d42
DK		 51212010-02-21 Doug Kwan <dougkwan@google.com>
5122
5123 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5124 handling of the maximum backward branch offset.
5125 (Arm_relocate_functions::thumb_branch_common): Ditto.
5126 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5127 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5128 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5129 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5130 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5131 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5132 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5133 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5134 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5135 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5136 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5137 thumb2_bl_out_of_range.o): New rules.
5138 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5139 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5140 thumb2_bl_out_of_range
5141 * testsuite/Makefile.in: Regenerate.
5142 * testsuite/arm_bl_in_range.s: New file.
5143 * testsuite/arm_bl_out_of_range.s: Ditto.
5144 * testsuite/arm_branch_in_range.sh: Ditto.
5145 * testsuite/arm_branch_range.t: Ditto.
5146 * testsuite/thumb2_branch_range.t: Ditto.
5147 * testsuite/thumb_bl_in_range.s: Ditto.
5148 * testsuite/thumb_bl_out_of_range.s: Ditto.
5149 * testsuite/thumb_branch_range.t: Ditto.
5150
b487ad64
ST		 51512010-02-20 Sriraman Tallam <tmsriram@google.com>
5152
5153 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5154 Add reloc offset information.
5155 * icf.cc (get_section_contents): Change iterators to point to the new
5156 vectors. Add reloc offset information to the contents.
5157 * icf.h (Icf::Sections_reachable_info): New typedef.
5158 (Icf::Sections_reachable_list): New typedef.
5159 (Icf::Offset_info): New typedef.
5160 (Icf::Reloc_info): New struct typedef.
5161 (Icf::Reloc_info_list): New typedef.
5162 (Icf::symbol_reloc_list): Delete method.
5163 (Icf::addend_reloc_list): Delete method.
5164 (Icf::section_reloc_list): Delete method.
5165 (Icf::reloc_info_list): New method.
5166 (Icf::reloc_info_list_): New member.
5167
f96accdf
DK		 51682010-02-19 Doug Kwan <dougkwan@google.com>
5169
5170 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5171 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5172 * arm.cc (Arm_relocation_functions): New forward declaration.
5173 (Target_arm::Target_arm): Initialize new data members
5174 got_mod_index_offset_ and tls_base_symbol_defined_.
5175 (Target_arm::Relocate::relocate_tls): New method.
5176 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5177 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5178 New methods.
5179 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5180 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5181 (Target_arm::got_mod_index_offset_,
5182 Target_arm::tls_base_symbol_defined_): New data members.
5183 (Target_arm::Scan::local, Target::Scan::global,
5184 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5185 relocations.
5186
c8761b9a
DK		 51872010-02-18 Doug Kwan <dougkwan@google.com>
5188
5189 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5190 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5191 text section as a parameter becuase some broken tools may not set
5192 the link in section header.
5193 (Target_arm::has_got_section): New method.
5194 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5195 without any mapping symbol as data only. Remove warning.
5196 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5197 link in its section header, try to discover the link by inspecting the
5198 REL31 relocation at the beginning of the section.
5199 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5200 in error message.
5201 (Target_arm::Scan::global): Treat any reference to the symbol
5202 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5203
21bb3914
ST		 52042010-02-12 Sriraman Tallam <tmsriram@google.com>
5205
5206 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5207 (Scan::global_reloc_may_be_function_pointer): New function.
5208 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5209 (Scan::global_reloc_may_be_function_pointer): New function.
5210 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5211 (Scan::global_reloc_may_be_function_pointer): New function.
5212 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5213 (Scan::global_reloc_may_be_function_pointer): New function.
5214 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5215 (Scan::global_reloc_may_be_function_pointer): New function.
5216 (Scan::possible_function_pointer_reloc): New function.
5217 (Target_x86_64::can_check_for_function_pointers): New function.
5218 * gc.h (gc_process_relocs): Scan relocation types to determine if
5219 function pointers were taken for targets that support it.
5220 * icf.cc (Icf::find_identical_sections): Include functions for
5221 folding in safe ICF whose pointer is not taken.
5222 * icf.h (Secn_fptr_taken_set): New typedef.
5223 (fptr_section_id_): New member.
5224 (section_has_function_pointers): New function.
5225 (set_section_has_function_pointers): New function.
5226 (check_section_for_function_pointers): New function.
5227 * options.h: Fix comment for safe ICF option.
5228 * target.h (can_check_for_function_pointers): New function.
5229 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5230 Modify icf_safe_test for X86-64.
5231 * testsuite/Makefile.in: Regenerate.
5232 * testsuite/icf_safe_so_test.cc: New file.
5233 * testsuite/icf_safe_so_test.sh: New file.
5234 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5235 (main): Change to take pointer to function kept_func_3.
5236 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5237 folding is done correctly for X86-64.
5238
0da6fa6c
DM		 52392010-02-12 David S. Miller <davem@davemloft.net>
5240
5241 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5242 is_symbolless parameter.
5243 (Output_reloc<SHT_REL>::is_symbolless): New.
5244 (Output_reloc<SHT_REL>::is_symbolless_): New.
5245 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5246 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5247 (Output_reloc<SHT_RELA>::is_symbolless): New.
5248 (Output_data_reloc::add_global): Handle is_symbolless.
5249 (Output_data_reloc::add_global_relative): Likewise.
5250 (Output_data_reloc::add_local): Likewise.
5251 (Output_data_reloc::add_local_relative): Likewise.
5252 (Output_data_reloc::add_symbolless_global_addend): New.
5253 (Output_data_reloc::add_symbolless_local_addend): New.
5254 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5255 is_symbolless.
5256 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5257 instead of ->is_relative_
5258 (Output_reloc::write): Likewise.
5259 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5260 (Output_reloc::write_rel): Simplify.
5261
5262 * sparc.cc (Target_sparc::Scan::local): Use
5263 ->add_symbolless_local_addend as needed.
5264 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5265 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5266 based upon relocation offset.
5267
e4782e83
DK		 52682010-02-11 Doug Kwan <dougkwan@google.com>
5269
5270 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5271 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5272 beginning of function.
5273 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5274 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5275 parameter is_32bit in calls to should_apply_static_reloc.
5276 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5277 (check_DATA): Add arm_abs_global.stdout.
5278 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5279 arm_abs_global.stdout): New rules.
5280 (MOSTLLYCLEANFILES): Add arm_abs_global
5281 * Makefile.in: Regenerate.
5282 * testsuite/arm_abs_global.s: New file.
5283 * testsuite/arm_abs_global.sh: Ditto.
5284 * testsuite/arm_abs_lib.s: Ditto.
5285
93ceb764
ILT		 52862010-02-11 Ian Lance Taylor <iant@google.com>
5287
5288 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5289 Read_relocs task.
5290 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5291 Allocate_commons_task first.
5292 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5293 task, rather than symtab_lock_.
5294 (Gc_process_relocs::~Gc_process_relocs): New function.
5295 (Gc_process_relocs::is_runnable): Check this_blocker_.
5296 (Gc_process_relocs::locks): Use next_blocker_ rather than
5297 blocker_.
5298 (Scan_relocs::~Scan_relocs): New function.
5299 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5300 symtab_lock_.
5301 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5302 next_blocker_.
5303 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5304 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5305 constructor accordingly.
5306 (class Gc_process_relocs): Likewise.
5307 (class Scan_relocs): Likewise.
5308 * common.h (class Allocate_commons_task): Remove symtab_lock_
5309 field, and corresponding constructor parameter.
5310 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5311 symtab_lock_.
5312 (Allocate_commons_task::locks): Likewise.
5313
114dfbe1
ILT		 53142010-02-11 Ian Lance Taylor <iant@google.com>
5315
5316 * gold-threads.h (class Once): Define.
5317 (class Initialize_lock): Rewrite as child of Once.
5318 * gold-threads.cc (class Once_initialize): Define.
5319 (once_pointer_control): New static variable.
5320 (once_pointer, once_arg): New static variables.
5321 (c_run_once): New static function.
5322 (Once::Once, Once::run_once, Once::internal_run): New functions.
5323 (class Initialize_lock_once): Remove.
5324 (initialize_lock_control): Remove.
5325 (initialize_lock_pointer): Remove.
5326 (initialize_lock_once): Remove.
5327 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5328 (Initialize_lock::initialize): Rewrite.
5329 (Initialize_lock::do_run_once): New function.
5330 * archive.cc (Archive::interpret_header): Only clear name if it is
5331 not already empty.
5332 * fileread.cc: Include "gold-threads.h"
5333 (file_counts_lock): New static variable.
5334 (file_counts_initialize_lock): Likewise.
5335 (File_read::release): Only increment counts when using --stats.
5336 Use a lock around the increment.
5337 * parameters.cc (class Set_parameters_target_once): Define.
5338 (set_parameters_target_once): New static variable.
5339 (Parameters::Parameters): Move here from parameters.h.
5340 (Parameters::set_target): Rewrite.
5341 (Parameters::set_target_once): New function.
5342 (Parameters::clear_target): Move here and rewrite.
5343 * parameters.h (class Parameters): Update declarations. Add
5344 set_parameters_target_once_ field.
5345 (Parameters::Parameters): Move to parameters.cc.
5346 (Parameters::clear_target): Likewise.
5347 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5348 task.
5349 (Start_group::~Start_group): New function.
5350 (Start_group::is_runnable): New function.
5351 (Start_group::locks, Start_group::run): New functions.
5352 (Finish_group::run): Change saw_undefined to size_t.
5353 * readsyms.h (class Start_group): Define.
5354 (class Finish_group): Change saw_undefined_ field to size_t.
5355 (Finish_group::Finish_group): Remove saw_undefined and
5356 this_blocker parameters. Change all callers.
5357 (Finish_group::set_saw_undefined): New function.
5358 (Finish_group::set_blocker): New function.
5359 * symtab.h (class Symbol_table): Change saw_undefined to return
5360 size_t. Change saw_undefined_ field to size_t.
5361 * target-select.cc (Set_target_once::do_run_once): New function.
5362 (Target_selector::Target_selector): Initialize set_target_once_
5363 field. Don't initialize lock_ and initialize_lock_ fields.
5364 (Target_selector::instantiate_target): Rewrite.
5365 (Target_selector::set_target): New function.
5366 * target-select.h (class Set_target_once): Define.
5367 (class Target_selector): Update declarations. Make
5368 Set_target_once a friend. Remove lock_ and initialize_lock_
5369 fields. Add set_target_once_ field.
5370
fa17a3f4
ILT		 53712010-02-10 Ian Lance Taylor <iant@google.com>
5372
5373 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5374 queueing any tasks.
5375 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5376 (queue_middle_tasks): Add all blockers before queueing any tasks.
5377 (queue_final_tasks): Likewise.
5378 * token.h (Task_token::add_blockers): New function.
5379 * object.h (Input_objects::number_of_relobjs): New function.
5380
c7177d31
ILT		 53812010-02-10 Ian Lance Taylor <iant@google.com>
5382
5de0e392
ILT		 5383 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5384 shared, not if not position independent.
5385 * x86_64.cc (Relocate::relocate_tls): Likewise.
5386 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5387 (tls_pie_pic_test): New target.
5388 * testsuite/Makefile.in: Rebuild.
5389
c7177d31
ILT		 5390 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5391 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5392 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5393 * testsuite/Makefile.in: Rebuild.
5394
684b268a
DM		 53952010-02-09 David S. Miller <davem@davemloft.net>
5396
5397 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5398 R_SPARC_RELATIVE using ->add_local_relative().
5399 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5400
612a8d3d
DM		 5401 * output.h (Output_data_dynamic::add_section_size): New method
5402 that takes two Output_data objects.
5403 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5404 entry param. Handle it in initializers.
5405 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5406 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5407 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5408 arg.
5409 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5410 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5411 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5412 for dynrel_includes_plt.
5413 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5414 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5415 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5416 before .rela.plt
5417 (Target_sparc::do_finalize_sections): Update to pass true for
5418 dynrel_includes_plt.
5419 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5420 output before .rela.plt
5421 (Target_powerpc::do_finalize_sections): Update to pass true for
5422 dynrel_includes_plt when 32-bit.
5423
cb1be87e
DK		 54242010-02-08 Doug Kwan <dougkwan@google.com>
5425
5426 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5427 method.
5428 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5429 Arm_relobj::scan_section_for_cortex_a8_stubs,
5430 Arm_relobj::do_relocation_section): Instead of calling
5431 Output_section::output_address, use faster
5432 Arm_relobj::simple_input_section_output_address.
5433
705b5121
DM		 54342010-02-08 David S. Miller <davem@davemloft.net>
5435
5436 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5437 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5438 relocation helper function.
5439
024c4466
DM		 5440 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5441 just like R_SPARC_GOT{10,13,22}.
5442 (Target_sparc::Scan::local): Likewise.
5443 (Target_sparc::Relocate:relocate): Likewise.
5444
9109c078
ILT		 54452010-02-06 Ian Lance Taylor <iant@google.com>
5446
5447 * configure.ac: Rewrite targetobjs duplicate removal code to use
5448 only shell constructs.
5449 * configure: Rebuild.
5450
cf846138
DK		 54512010-02-05 Doug Kwan <dougkwan@google.com>
5452
5453 PR 11247
5454 * arm.cc (Arm_relobj::section_is_scannable): New method.
5455 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5456 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5457
6cfaf60b
DK		 54582010-02-04 Doug Kwan <dougkwan@google.com>
5459
5460 PR 11247
5461 * arm-reloc-property.cc (cstdio): Include.
5462 * configure.ac (targetobjs): Remove duplicates.
5463 * configure: Regenerate.
5464 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5465 big and little endian version for a given address size.
5466
5c57f1be
DK		 54672010-02-03 Doug Kwan <dougkwan@google.com>
5468
5469 * arm-reloc-property.cc
5470 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5471 definition.
5472 * arm-reloc-property.h
5473 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5474 New method definition.
5475 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5476 declaration.
5477 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5478 overflow to N.
5479 (GOT_PREL): Change implemented to Y.
5480 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5481 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5482 (Arm_relocate_functions::movw_abs_nc): Remove method.
5483 (Arm_relocate_functions::movt_abs): Ditto.
5484 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5485 (Arm_relocate_functions::thm_movt_abs): Ditto.
5486 (Arm_relocate_functions::movw_rel_nc): Ditto.
5487 (Arm_relocate_functions::movw_rel): Ditto.
5488 (Arm_relocate_functions::movt_rel): Ditto.
5489 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5490 (Arm_relocate_functions:thm_movw_rel): Ditto.
5491 (Arm_relocate_functions:thm_movt_rel): Ditto.
5492 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5493 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5494 New method definitions.
5495 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5496 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5497 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5498 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5499 (Target_arm::Relocate::relocate): Check for non-static or
5500 unimplemented relocation code and exit early. Change calls to
5501 Target_arm::reloc_uses_thumb_bit and
5502 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5503 instead. Refactor code to handle similar relocations to increase
5504 code sharing. Remove check for unsupported relocation code in switch
5505 statement.
5506 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5507 relocation property table to find out size. Change error message to
5508 print out the name of a relocation code instead of the numeric value.
5509 (Target_arm::scan_reloc_for_stub): Use relocation property table
5510 instead of calling Target_arm::reloc_uses_thumb_bit().
5511
218c5831
DK		 55122010-02-02 Doug Kwan <dougkwan@google.com>
5513
5514 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5515 types of relaxed input section.
5516
0d31c79d
DK		 55172010-02-02 Doug Kwan <dougkwan@google.com>
5518
5519 * Makefile.am (HFILES): Add arm-reloc-property.h.
5520 (DEFFILES): New.
5521 (TARGETSOURCES): Add arm-reloc-property.cc
5522 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5523 (libgold_a_SOURCES): $(DEFFILES)
5524 * Makefile.in: Regenerate.
5525 * arm-reloc-property.cc: New file.
5526 * arm-reloc-property.h: New file.
5527 * arm-reloc.def: New file.
5528 * arm.cc: Update comments.
5529 (arm-reloc-property.h): New included header.
5530 (arm_reloc_property_table): New global variable.
5531 (Target_arm::do_select_as_default_target): New method definition.
5532 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5533 arm-reloc-property to targ_extra_obj.
5534 * parameters.cc (set_parameters_target): Call
5535 Target::select_as_default_target().
5536 * target.h (Target::select_as_default_target): New method definition.
5537 (Target::do_select_as_default_target): Same.
5538
546c7457
DK		 55392010-02-01 Doug Kwan <dougkwan@google.com>
5540
5541 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5542 first_output_text_section_.
5543 (Arm_exidx_fixup::first_output_text_section): New method definition.
5544 (Arm_exidx_fixup::first_output_text_section_): New data member.
5545 (Arm_exidx_fixup::process_exidx_section): Record the first text
5546 output section seen.
5547 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5548 and entsize in output section header.
5549
11b861d5
DK		 55502010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5551
5552 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5553 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5554 (Arm_relocate_functions::thm_alu11): New Method.
5555 (Arm_relocate_functions::thm_pc8): New Method.
5556 (Arm_relocate_functions::thm_pc12): New Method.
5557 (Target_arm::Scan::local): Handle the relocations.
5558 (Target_arm::Scan::global): Likewise.
5559 (Target_arm::Relocate::relocate): Likewise.
5560 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5561
c9a2c125
DK		 55622010-01-29 Doug Kwan <dougkwan@google.com>
5563
5564 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5565 of relocation types as ld.
5566
1521477a
DK		 55672010-01-29 Doug Kwan <dougkwan@google.com>
5568
5569 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5570 to public.
5571 (Arm_relocate_functions::thumb_branch_common): Ditto.
5572 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5573 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5574 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5575 Arm_relocate_functions::jump24): Remove.
5576 (Target_arm::Relocate::relocate): Adjust code to call
5577 Arm_relocation_functions::arm_branch_common and
5578 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5579 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5580
e7eca48c
DK		 55812010-01-29 Doug Kwan <dougkwan@google.com>
5582
5583 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5584 output_local_symbol_count_needs_update_.
5585 (Arm_relobj::output_local_symbol_count_needs_update,
5586 Arm_relobj::set_output_local_symbol_count_needs_update,
5587 Arm_relobj::update_output_local_symbol_count): New methods.
5588 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5589 member.
5590 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5591 of pointed function as in a R_ARM_PREL31 relocation.
5592 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5593 for output local symbol count updating.
5594 (Target_arm::do_relax): Update output local symbol counts in objects
5595 if necessary.
5596 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5597
02961d7e
ILT		 55982010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5599
5600 * arm.cc: Added support for the ARM relocations:
5601 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5602 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5603 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5604 movw_prel_nc).
5605 (Arm_relocate_functions::movw_rel): New method.
5606 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5607 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5608 thm_movw_prel_nc).
5609 (Arm_relocate_functions::thm_movw_rel): New method.
5610 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5611 thm_movt_prel).
5612 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5613 relocations.
5614 (Target_arm::Scan::global): Likewise.
5615 (Target_arm::Relocate::relocate): Likewise.
5616 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5617 Likewise.
5618
b10d2873
ILT		 56192010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5620
5621 * arm.cc: Added support for ARM group relocations.
5622 (Target_arm::reloc_needs_sym_origin): New method.
5623 (Arm_relocate_functions::calc_grp_kn): New method.
5624 (Arm_relocate_functions::calc_grp_residual): New method.
5625 (Arm_relocate_functions::calc_grp_gn): New method.
5626 (Arm_relocate_functions::arm_grp_alu): New Method.
5627 (Arm_relocate_functions::arm_grp_ldr): New Method.
5628 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5629 (Arm_relocate_functions::arm_grp_ldc): New Method.
5630 (Target_arm::Scan::local): Handle the ARM group relocations.
5631 (Target_arm::Scan::global): Likewise.
5632 (Target_arm::Relocate::relocate): Likewise.
5633 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5634 Likewise.
5635
2b328d4e
DK		 56362010-01-26 Doug Kwan <dougkwan@google.com>
5637
5638 * arm.cc (set): Include.
5639 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5640 pointer type.
5641 (Arm_output_section::Text_section_list): New type.
5642 (Arm_output_section::append_text_sections_to_list): New method.
5643 (Arm_output_section::fix_exidx_coverage): Ditto.
5644 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5645 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5646 Relobj::set_section_offset() instead of
5647 Sized_relobj::invalidate_section_offset().
5648 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5649 parameter for section headers. Ignore relocation sections for
5650 unallocated sections and EXIDX sections.
5651 (Target_arm::fix_exidx_coverage): New method.
5652 (Target_arm::output_section_address_less_than): New type.
5653 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5654 linked text section instead of the EXIDX section.
5655 (Arm_output_section::create_stub_group): Add an assertion to check
5656 that this is not an EXIDX output section.
5657 (Arm_output_section::append_text_sections_to_list): New method.
5658 (Arm_output_section::fix_exidx_coverage): Ditto.
5659 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5660 Arm_relobj::section_needs_reloc_stub_scanning.
5661 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5662 first pass.
5663 (Target_arm::fix_exidx_coverage): New method.
5664 * object.h (Relobj::set_output_section): New method.
5665 (Sized_relobj::invalidate_section_offset): Remove method.
5666 (Sized_relobj::do_invalidate_section_offset): Remove method.
5667 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5668
c7f3c371
DK		 56692010-01-25 Doug Kwan <dougkwan@google.com>
5670
5671 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5672 Fix warning due to signed and unsigned comparison on a 32-bit host.
5673
8923b24c
DK		 56742010-01-22 Doug Kwan <dougkwan@google.com>
5675
5676 * arm.cc (Target_arm::do_relax): Record an output section for section
5677 offset adjustment it contains any stub table that has changed.
5678 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5679 offsets in an output section if necessary.
5680 * output.cc (Output_section::Output_section): Initialize
5681 section_offsets_need_adjustments_.
5682 (Output_section::add_input_section_for_script): Renamed to
5683 Output_section::add_simple_input_section.
5684 (Output_section::save_states): Add a comment.
5685 (Output_section::discard_states): New method defintion.
5686 (Output_section::adjust_section_offsets): Same.
5687 * output.h (Output_section::add_input_section_for_script): Renamed to
5688 Output_section::add_simple_input_section.
5689 (Output_section::discard_states): New method declaration.
5690 (Output_section::adjust_section_offsets): Same.
5691 (Output_section::section_offsets_need_adjustment,
5692 Output_section::set_section_offsets_need_adjustment): New method
5693 definitions.
5694 (Output_section::section_offsets_need_adjustment_): New data member.
5695 * script-sections.cc
5696 (Output_section_element_input::set_section_address): Adjust code for
5697 renaming of Output_section::add_input_section_for_script.
5698 (Orphan_output_section::set_section_address): Same.
5699
9b2fd367
DK		 57002010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5701
5702 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5703 Fix_v4bx enum values .
5704 * gold/options.h (General_options): New option definitions.
5705 (General_options::fix_v4bx): New method.
5706 (General_options::Fix_v4bx): New enum.
5707 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5708 (General_options::parse_fix_v4bx_interworking): New method.
5709
80d0d023
DK		 57102010-01-22 Doug Kwan <dougkwan@google.com>
5711
5712 * arm.cc (Arm_exidx_fixup): New class.
5713
af2cdeae
DK		 57142010-01-21 Doug Kwan <dougkwan@google.com>
5715
5716 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5717 classes.
5718 (Arm_exidx_section_offset_map): New type.
5719
993d07c1
DK		 57202010-01-21 Doug Kwan <dougkwan@google.com>
5721
5722 * arm.cc (Arm_exidx_input_section): New class.
5723 (Arm_relobj::exidx_input_section_by_link,
5724 Arm_relobj::exidx_input_section_by_shndx,
5725 Arm_relobj::make_exidx_input_section): New methods.
5726 (read_arm_attributes_section): Remove.
5727 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5728 information about them.
5729 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5730 to here.
5731
5ac169d4
DK		 57322010-01-20 Doug Kwan <dougkwan@google.com>
5733
5734 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5735 Input_section_specifier to Section_id.
5736 (Target_arm::new_arm_input_section: Adjust code for change of key
5737 type.
5738 (Target_arm::find_arm_input_section): Ditto.
5739 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5740 (Section_id): Remove.
5741 (Garbage_collection::Section_id_hash): Remove.
5742 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5743 (Section_id): Remove.
5744 (Icf::Section_id_hash): Remove.
5745 * object.h (Section_id, Const_section_id, Section_id_hash,
5746 Const_section_id_hash): New type definitions.
5747 * output.cc (Output_section::add_relaxed_input_section): Change to
5748 use Const_section_id instead of Input_section_specifier as key type.
5749 (Output_section::add_merge_input_section): Ditto.
5750 (Output_section::build_relaxation_map): Change to use Section_id
5751 instead of Input_section_specifier as key type.
5752 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5753 Ditto.
5754 (Output_section::convert_input_sections_to_relaxed_sections): Change
5755 to use Const_section_id instead of Input_section_specifier as key type.
5756 (Output_section::find_merge_section): Ditto.
5757 (Output_section::find_relaxed_input_section): Ditto.
5758 * output.h (Input_section_specifier): Remove class.
5759 (Output_section::Output_section_data_by_input_section_map): Change
5760 key type to Const_section_id.
5761 (Output_section::Output_relaxed_input_section_by_input_section_map):
5762 Ditto.
5763 (Output_section::Relaxation_map): Change key type to Section_id.
5764
a2162063
ILT		 57652010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5766
5767 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5768 (class Arm_v4bx_stub): New class.
5769 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5770 (Stub_factory::make_arm_v4bx_stub): New method.
5771 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5772 (Stub_table::empty): Handle v4bx stubs.
5773 (Stub_table::add_arm_v4bx_stub): New method.
5774 (Stub_table::find_arm_v4bx_stub): New method.
5775 (Arm_relocate_functions::v4bx): New method.
5776 (Target_arm::fix_v4bx): New method.
5777 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5778 (Stub_table::relocate_stubs): Likewise.
5779 (Stub_table::do_write): Likewise.
5780 (Stub_table::update_data_size_and_addralign): Likewise.
5781 (Stub_table::finalize_stubs): Likewise.
5782 (Target_arm::Scan::local): Likewise.
5783 (Target_arm::Scan::global): Likewise.
5784 (Target_arm::do_finalize_sections): Likewise.
5785 (Target_arm::Relocate::relocate): Likewise.
5786 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5787 Likewise.
5788 (Target_arm::scan_reloc_for_stub): Likewise.
5789 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5790
5696ab0b
ILT		 57912010-01-19 Ian Lance Taylor <iant@google.com>
5792
5793 * output.cc (Output_section_headers::do_sized_write): Write large
5794 segment count to sh_info field.
5795 (Output_file_header::do_sized_write): For large segment count,
5796 write PN_XNUM to e_phnum field.
5797
800d0f56
ILT		 57982010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5799
5800 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5801 (Arm_relocate_functions::thm_jump8): New function.
5802 (Arm_relocate_functions::thm_jump11): New function.
5803 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5804 R_ARM_THM_JUMP11.
5805 (Target_arm::Scan::global): Likewise.
5806 (Target_arm::Relocate::relocate): Likewise.
5807 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5808 Likewise.
5809
41263c05
DK		 58102010-01-14 Doug Kwan <dougkwan@google.com>
5811
5812 * arm.cc (map, utility): Include headers.
5813 (Target_arm::apply_cortex_a8_workaround): New method.
5814 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5815 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5816 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5817 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5818 the --[no-]fix-cortex-a8 command line options.
5819 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5820 (Target_arm::relocate_stub): Use addend in instruction template.
5821 * options.h (DEFINE_bool): Set the user-set flag.
5822 (General_options): Add --[no-]-fix-cortex options.
5823 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5824 : Update fast look-up map after conversion.
41263c05 5825
459e9b03
ST		 58262010-01-14 Sriraman Tallam <tmsriram@google.com>
5827
5828 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5829 in the first pass of do_layout.
5830
b521dfe4
DK		 58312010-01-13 Doug Kwan <dougkwan@google.com>
5832
5833 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5834 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5835 apparent compiler problem of not folding static constant integral
5836 data members of elfcpp::Elf_sizes<32>.
5837
44272192
DK		 58382010-01-13 Doug Kwan <dougkwan@google.com>
5839
5840 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5841 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5842 Arm_relobj::scan_section_for_cortex_a8_erratum,
5843 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5844 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5845 sections to scan for relocation stubs into a new method
5846 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5847 relocation and Cortex-A8 stub scanning.
5848 (Target_arm::do_relax): Force stubs to be after stubbed sections
5849 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5850 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5851 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5852
44b71ece
ILT		 58532010-01-12 Ian Lance Taylor <iant@google.com>
5854
5855 * target-reloc.h (visibility_error): New inline function.
5856 (relocate_section): Call visibility_error.
5857 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5858 (MOSTLYCLEANFILES): Likewise.
5859 (protected_4_pic.o, protected_3.err): New targets.
5860 * testsuite/protected_4.cc: New file.
5861
a120bc7f
DK		 58622010-01-12 Doug Kwan <dougkwan@google.com>
5863
5864 * arm.cc (Cortex_a8_reloc): New class.
5865 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5866 and cortex_a8_relocs_info_.
5867 (Target_arm::fix_cortex_a8): New method definition.
5868 (Target_arm::Cortex_a8_relocs_info): New type.
5869 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5870 New data member declarations.
5871 (Target_arm::scan_reloc_for_stub): Record information about
5872 relocations for THUMB branches that might be exempted from the
5873 Cortex-A8 workaround.
5874 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5875 at the beginning of a relaxation pass.
5876
20138696
DK		 58772010-01-12 Doug Kwan <dougkwan@google.com>
5878
5879 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5880 (Arm_relobj::Mapping_symbol_position,
5881 Arm_reloj::Mapping_symbol_position_less,
5882 Arm_relobj::Mapping_symbols_info): New types.
5883 (Target_arm::is_mapping_symbol_name): New method definition.
5884 (Arm_relobj::do_count_local_symbols): Save information about mapping
5885 symbols.
5886
089d69dc
DK		 58872010-01-11 Doug Kwan <dougkwan@google.com>
5888
5889 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5890 Arm_relocate_functions::thumb32_branch_upper,
5891 Arm_relocate_functions::thumb32_branch_lower,
5892 Arm_relocate_functions::thumb32_cond_branch_offset,
5893 Arm_relocate_functions::thumb32_cond_branch_upper,
5894 Arm_relocate_functions::thumb32_cond_branch_lower,
5895 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5896 branch offset encoding.
5897 (Arm_relocate_functions::thumb_branch_common): Use new branch
5898 offset encoding methods to avoid code duplication.
5899 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5900 (Stub_addend_reader::operator()): Use new branch encoding method
5901 to avoid code duplication.
5902
99e5bff2
DK		 59032010-01-11 Doug Kwan <dougkwan@google.com>
5904
5905 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5906 (Target_arm::do_finalize_sections): Define special EXIDX section
5907 symbols only if referenced.
5908 * gc.h (Garbage_collection::add_reference): New method.
5909 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5910 code duplication.
5911
98e090bd
ILT		 59122010-01-11 Ian Lance Taylor <iant@google.com>
5913
d0a91bd8
ILT		 5914 * script.cc (Version_script_info::build_expression_list_lookup):
5915 Change complaing about duplicate wildcard match from error to
5916 warning.
5917
98e090bd
ILT		 5918 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5919 of 2009-12-30.
5920 (Version_script_info::Version_script_info): Initialize globs_,
5921 default_version_, default_is_global_, and exact_. Don't
5922 initialize globals_ or locals_.
5923 (Version_script_info::build_lookup_tables): Build local symbols
5924 first.
5925 (Version_script_info::unquote): New function.
5926 (Version_script_info::add_exact_match): New function.
5927 (Version_script_info::build_expression_list_lookup): Remove lookup
5928 parameter. Add is_global parameter. Change all callers. Handle
5929 wildcard pattern specially. Unquote pattern. Call
5930 add_exact_match.
5931 (Version_script_info::get_name_to_match): New function.
5932 (Version_script_info::get_symbol_version): New function.
5933 (Version_script_info::get_symbol_version_helper): Remove.
5934 (Version_script_info::check_unmatched_names): Call unquote.
5935 * script.h (class Version_script_info): Change get_symbol_version
5936 to be non-inline and add is_global parameter; change all callers.
5937 Rewrite symbol_is_local. Update declarations. Define struct
5938 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5939 Remove globals_ and locals_ members. Add exact_, globs_,
5940 default_version_, is_global_.
5941 (Version_script_info::Glob): Remove pattern, add expression and
5942 is_global. Update constructor. Change all callers.
5943 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5944 default version.
5945 (Versions::symbol_section_contents): If a symbol is undefined, or
5946 defined in a dynamic object, set the version index to
5947 VER_NDX_LOCAL.
5948 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5949 symbol_is_local.
5950 (Symbol_table::add_from_pluginobj): Likewise.
5951 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5952
d56962d3
DK		 59532010-01-11 Doug Kwan <dougkwan@google.com>
5954
5955 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5956 (incremental_dump_LDADD): Add linking option for libintl.
5957 * Makefile.in: Regenerate.
5958
94e6ee91
L		 59592010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5960
5961 PR gold/11144
5962 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5963 instead of -Ds.
5964 * testsuite/Makefile.in: Regenerated.
5965
e96c574b
DK		 59662010-01-10 Doug Kwan <dougkwan@google.com>
5967
5968 * options.h (DEFINE_var): Use parentheses around argument varname__
5969 in macro body to avoid any unintended subsequent substitutions.
5970
7198066b
ILT		 59712010-01-10 Ian Lance Taylor <iant@google.com>
5972
ba4d53bf
ILT		 5973 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5974 candidates before doing symbol resolution.
5975
7198066b
ILT		 5976 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5977 ODR candidates if only one is weak.
5978
a2beed37
ILT		 59792010-01-08 Ian Lance Taylor <iant@google.com>
5980
5981 * script.cc (Version_script_info::build_expression_list_lookup):
5982 Don't warn about ambiguous version, just record the ambiguity.
5983 (Version_script_info::get_symbol_version_helper): Give error if
5984 version is ambiguous.
5985
2fb7225c
DK		 59862010-01-08 Doug Kwan <dougkwan@google.com>
5987
5988 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5989 prev_data_size_ and prev_addralign_. Remove initializer for
5990 deleted data member has_been_changed_.
5991 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5992 to determine if the table is empty.
5993 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5994 Remove.
5995 (Stub_table::add_reloc_stub): Define method in class definition
5996 instead of just declaring it there.
5997 (Stub_table::add_cortex_a8_stub): New method definition.
5998 (Stub_table::update_data_size_and_addralign): Ditto.
5999 (Stub_table::finalize_stubs): Ditto.
6000 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6001 (Stub_table::do_addralign_): Return address alignment in the
6002 (Stub_table::do_reset_address_and_file_offset): Define method in
6003 class definition instead of declaring it there. Set current data
6004 size to be the data size of the previous pass.
6005 (Stub_table::set_final_data_size): Use current data size as the
6006 final data size.
6007 (Stub_table::relocate_stub): Change parameter type of stub from
6008 Reloc_stub pointer to Stub pointer.
6009 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6010 (Stub_table::Cortex_a8_stub_list): New typedef.
6011 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6012 Stub_table::prev_addralign_): New data member.
6013 (Arm_relobj::Arm_relobj): Initialize data member
6014 section_has_cortex_a8_workaround_.
6015 (Arm_relobj::section_has_cortex_a8_workaround,
6016 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6017 definitions.
6018 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6019 declarations.
6020 (Target_arm::relocate_stub): Change parameter type of stub from
6021 Reloc_stub pointer to Stub pointer.
6022 (Insn_template::size, Insn_template::alignment): Handle
6023 THUMB16_SPECIAL_TYPE.
6024 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6025 Stub_table::update_data_size_and_addralign,
6026 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6027 definitions.
6028 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6029 (Stub_table::do_write): Ditto.
6030 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6031
880cd20d
ILT		 60322010-01-08 Ian Lance Taylor <iant@google.com>
6033
6034 PR 11108
6035 * symtab.h (class Symbol): Remove fields is_target_special_ and
6036 has_plt_offset_. Add field is_defined_in_discarded_section_.
6037 (Symbol::is_defined_in_discarded_section): New function.
6038 (Symbol::set_is_defined_in_discarded_section): New function.
6039 (Symbol::has_plt_offset): Rewrite.
6040 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6041 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6042 Don't initialize is_target_special_ or has_plt_offset_.
6043 Initialize is_defined_in_discarded_section_.
6044 (Symbol_table::add_from_relobj): If appropriate, set
6045 is_defined_in_discarded_section.
6046 * resolve.cc (Symbol::override_base_with_special): Don't test
6047 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6048 * target-reloc.h (relocate_section): Do special handling for
6049 symbols defined in discarded sections for global symbols as well
6050 as local symbols.
6051
2703e3eb
ILT		 60522010-01-08 Ian Lance Taylor <iant@google.com>
6053
6054 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6055 the SHT_SYMTAB case.
6056
339d40a3
ILT		 60572010-01-08 Ian Lance Taylor <iant@google.com>
6058
6059 * object.cc (Sized_relobj::do_layout): Don't get confused if
6060 layout_eh_frame returns NULL.
6061
abecea76
ILT		 60622010-01-08 Ian Lance Taylor <iant@google.com>
6063
6064 PR 11084
6065 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6066 dynamic symbol table, use the normal symbol table.
6067 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6068 symbol table.
6069
6b7dd3f3
ILT		 60702010-01-08 Ian Lance Taylor <iant@google.com>
6071
6072 PR 11072
6073 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6074 sections.
6075
36c50e63
L		 60762010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6077
6078 * version.cc (print_version): Change to "Copyright 2010".
6079
e291e7b9
ILT		 60802010-01-08 Ian Lance Taylor <iant@google.com>
6081
6082 PR 10287
6083 PR 11063
6084 * i386.cc (class Target_i386): Change return type of plt_section
6085 to be non-const.
6086 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6087 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6088 tls_desc_rel_ field.
6089 (Output_data_plt_i386::rel_tls_desc): New function.
6090 (Target_i386::rel_tls_desc_section): New function.
6091 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6092 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6093 R_386_TLS_DESC reloc in rel_tls_desc_section.
6094 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6095 Define struct Tlsdesc_info.
6096 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6097 (Target_x86_64::do_reloc_symbol_index): New function.
6098 (Target_x86_64::add_tlsdesc_info): New function.
6099 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6100 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6101 tlsdesc_rel_ field.
6102 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6103 all callers.
6104 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6105 (Target_x86_64::rela_tlsdesc_section): New function.
6106 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6107 handling.
6108 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6109 (Target_x86_64::do_reloc_addend): New function.
6110 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6111 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6112 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6113 (Output_reloc::type): New function.
6114 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6115 (Output_reloc::is_target_specific): New function.
6116 (Output_reloc::target_arg): New function.
6117 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6118 absolute relocs and target specific relocs.
6119 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6120 add_target_specific.
6121 (class Output_data_reloc) [SHT_RELA]: Likewise.
6122 * output.cc (Output_reloc::Output_reloc): Add four new versions
6123 for absolute relocs and target specific relocs.
6124 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6125 (Output_reloc::get_symbol_index): Likewise.
6126 (Output_reloc::local_section_offset): Check that local_sym_index_
6127 is not TARGET_CODE or 0.
6128 (Output_reloc::symbol_value): Likewise.
6129 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6130 reloc.
6131 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6132 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6133 functions.
6134 * layout.cc (add_target_dynamic_tags): Use output section for
6135 DT_PLTRELSZ and DT_JMPREL.
6136
3a44184e
ILT		 61372010-01-07 Ian Lance Taylor <iant@google.com>
6138
6139 PR 11061
6140 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6141 function.
6142 (class Output_data_reloc_generic): Define.
6143 (class Output_data_reloc_base): Change base class to
6144 Output_data_reloc_generic. Change add() method to call
6145 bump_relative_reloc_count for a relative reloc. Remove
6146 sort_relocs_ field.
6147 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6148 to sort_relocs().
6149 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6150 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6151 appropriate.
6152 * layout.h (class Layout): Update declaration.
6153
ea715a34
ILT		 61542010-01-07 Ian Lance Taylor <iant@google.com>
6155
6156 * output.h (class Output_data): Add const version of
6157 output_section and do_output_section.
6158 (class Output_section_data): Add const version of
6159 do_output_section.
6160 (class Output_section): Likewise.
6161 * layout.cc (Layout::add_target_dynamic_tags): New function.
6162 * layout.h (class Layout): Update declarations.
6163 * arm.cc (Target_arm::do_finalize_sections): Use
6164 add_target_dynamic_tags.
6165 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6166 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6167 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6168 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6169
659948a4
ILT		 61702010-01-07 Ian Lance Taylor <iant@google.com>
6171
6172 PR 11042
6173 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6174 object as needed.
6175
9d3b86f6
ILT		 61762010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6177 Ian Lance Taylor <iant@google.com>
6178
6179 PR 11019
6180 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6181 Xindex::read_symtab_xindex.
6182
bb0d3eb0
DK		 61832010-01-07 Doug Kwan <dougkwan@google.com>
6184
6185 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6186 (Insn_template::thumb16_bcond_insn): New method declaration.
6187 (Insn_template): Fix spelling.
6188 (Stub::thumb16_special): New method declaration.
6189 (Stub::do_write): Define virtual method which was previously pure
6190 virtual.
6191 (Stub::do_thumb16_special): New method declaration.
6192 (Stub::do_fixed_endian_write): New template member.
6193 (Reloc_stub::do_write): Remove.
6194 (Reloc_stub::do_fixed_endian_write): Remove.
6195 (Cortex_a8_stub): New class definition.
6196 (Stub_factory::make_cortex_a8_stub): New method definition.
6197 (Stub_factory::Stub_factory): Add missing static storage class
6198 qualifier for elf32_arm_stub_a8_veneer_blx.
6199
ffeef7df
ILT		 62002010-01-07 Ian Lance Taylor <iant@google.com>
6201
dc3f80fe
ILT		 6202 PR 10980
6203 * options.h (class General_options): Add --warn-unresolved-symbols
6204 and --error-unresolved-symbols.
6205 * errors.cc (Errors::undefined_symbol): Implement
6206 --warn-unresolved-symbols.
6207
ffeef7df
ILT		 6208 * options.h (class General_options): Add -z text and -z textoff.
6209 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6210
f1ec9ded
ST		 62112010-01-06 Sriraman Tallam <tmsriram@google.com>
6212
6213 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6214 (Garbage_collection::cident_sections): New function.
6215 (Garbage_collection::add_cident_section): New function.
6216 (Garbage_collection::cident_sections_): New member.
6217 (gc_process_relocs): Add references to sections whose names are C
6218 identifiers.
6219 * gold.h (cident_section_start_prefix): New constant.
6220 (cident_section_stop_prefix): New constant.
6221 (is_cident): New function.
6222 * layout.cc (Layout::define_section_symbols): Replace string constants
6223 with the newly defined constants.
6224 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6225 C identifiers.
6226 * testsuite/Makefile.am: Add gc_orphan_section_test.
6227 * testsuite/Makefile.in: Regenerate.
6228 * testsuite/gc_orphan_section_test.cc: New file.
6229 * testsuite/gc_orphan_section_test.sh: New file.
6230
6eda8c29
ILT		 62312010-01-06 Ian Lance Taylor <iant@google.com>
6232
b9674e17
ILT		 6233 PR 10980
6234 * options.h (class General_options): Add --warn-shared-textrel.
6235 * layout.cc (Layout::finish_dynamic_section): Implement
6236 --warn-shared-textrel.
6237
6eda8c29
ILT		 6238 PR 10980
6239 * options.h (class General_options): Add --warn-multiple-gp.
6240
32dcd44e
ILT		 62412010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6242
6243 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6244 $(THREADSLIB) and $(LIBDL).
6245 * Makefile.in: Rebuild.
6246
a192ba05
ILT		 62472010-01-06 Ian Lance Taylor <iant@google.com>
6248
6249 PR 10980
6250 * options.cc (General_options::parse_section_start): New function.
6251 (General_options::section_start): New function.
6252 (General_options::General_options): Initialize all members.
6253 * options.h: Include <map>
6254 (class General_options): Add --section-start. Add section_starts_
6255 member.
6256 * layout.cc (Layout::attach_allocated_section_to_segment): If
6257 --section-start was used, set the address of the segment. Remove
6258 local sort_sections.
6259 (Layout::relaxation_loop_body): If the address of the load segment
6260 has been set by --section-start, don't use it.
6261 * output.h (Output_segment::update_flags_for_output_section): New
6262 function.
6263 * output.cc (Output_segment::add_output_section): Call
6264 update_flags_for_output_section.
6265
dde3f402
ILT		 62662010-01-05 Ian Lance Taylor <iant@google.com>
6267
62dfdd4d
ILT		 6268 PR 10980
6269 * options.h (class General_options): Add --undefined-version.
6270 * script.cc (struct Version_expression): Add was_matched_by_symbol
6271 field.
6272 (Version_script_info::matched_symbol): New function.
6273 (Version_script_info::get_symbol_version_helper): Call
6274 matched_symbol.
6275 (Version_script_info::check_unmatched_names): New function.
6276 * script.h (class Version_script_info): Update declarations.
6277 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6278
9c4ae156
ILT		 6279 * options.h (class General_options): Use DEFINE_bool_alias for
6280 allow_multiple_definition.
6281 * resolve.cc (Symbol_table::should_override): Don't test
6282 allow_multiple_definition.
6283
dde3f402
ILT		 6284 PR 10980
6285 * options.h (class General_options): Add --cref.
6286 * main.cc (main): Print cref table if --cref. Don't close mapfile
6287 until after printing cref table.
6288 * cref.cc: Include "symtab.h".
6289 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6290 (Cref_table_compare::operator()): New function.
6291 (Cref_inputs::gather_cref): New function.
6292 (filecol): New static const.
6293 (Cref_inputs::print_cref): New function.
6294 (Cref::print_cref): New function.
6295 * cref.h: Include <cstdio>.
6296 (class Cref): Update declarations.
6297 * mapfile.h (Mapfile::file): New function.
6298 * object.h (class Object): Define Symbols. Declare virtual
6299 do_get_global_symbols.
6300 (Object::get_global_symbols): New function.
6301 * object.cc (Input_objects::add_object): Pass object to cref_ if
6302 --cref.
6303 (Input_objects::archive_start): Likewise.
6304 (Input_objects::archive_stop): Likewise.
6305 (Input_objects::print_cref): New function.
6306 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6307 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6308 --cref.
6309 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6310 function.
6311 * plugin.h (class Sized_pluginobj): Update declarations.
6312
8781f709
ILT		 63132010-01-05 Ian Lance Taylor <iant@google.com>
6314
6315 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6316 to is_default_version. Rename insdef to insdefault.
6317 (Symbol_table::add_from_relobj): Rename def to is_default_version
6318 and local to is_forced_local.
6319 (Symbol_table::add_from_pluginobj): Likewise.
6320 (Symbol_table::add_from_dynobj): Likewise.
6321 (Symbol_table::define_special_symbol): Rename insdef to
6322 insdefault.
6323
fe35d28d
ILT		 63242010-01-04 Ian Lance Taylor <iant@google.com>
6325
30bc8c46
ILT		 6326 PR 10980
6327 * options.h (class General_options): Add
6328 --allow-multiple-definition and -z muldefs.
6329 * resolve.cc (Symbol_table::should_override): Don't warn about a
6330 multiple symbol definition if --allow-multiple-definition or -z
6331 muldefs.
6332
7eaea549
ILT		 6333 PR 10980
6334 * options.h (class General_options): Add --add-needed and
6335 --copy-dt-needed-entries. Tweak --as-needed help entry.
6336 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6337 error if --copy-dt-needed-entries aka --add-needed is used and
6338 would cause a change in behaviour.
6339
fe35d28d
ILT		 6340 PR 10980
6341 * options.h (class General_options): Add -G as a short version of
6342 --shared. Add no-op options -assert, -g, and -i.
6343
55a2bb35
ST		 63442010-01-04 Sriraman Tallam <tmsriram@google.com>
6345
6346 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6347 check for .text or .gnu.linkonce.t sections.
6348 * icf.cc (Icf::find_identical_sections): Ditto.
6349 Change the detection for mangled function name within the section
6350 name.
6351 * icf.h (is_section_foldable_candidate): New function.
6352
719328e1
ILT		 63532009-12-30 Ian Lance Taylor <iant@google.com>
6354
6355 PR 10980
6356 * options.h (class General_options): Permit two dashes with
6357 --retain-symbols-file.
6358
d7bb5745
ILT		 63592009-12-30 Ian Lance Taylor <iant@google.com>
6360
403a15dd
ILT		 6361 PR 10979
6362 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6363 don't put the file header and segment headers in the text
6364 segment.
6365
eda294df
ILT		 6366 PR 10979
6367 * common.cc (Sort_commons::operator()): Stabilize sort when both
6368 entries are NULL.
6369 (Symbol_table::do_allocate_commons_list): When allocating common
6370 symbols, skip a symbol which is no longer common.
6371 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6372 an object before checking its type.
6373 * testsuite/common_test_2.c: New file.
6374 * testsuite/common_test_3.c: New file.
6375 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6376 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6377 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6378 (common_test_2_pic.o, common_test_2.so): New targets.
6379 (common_test_3_pic.o, common_test_3.so): New targets.
6380 * testsuite/Makefile.in: Rebuild.
6381
d7bb5745
ILT		 6382 PR 10979
6383 * script.cc (read_input_script): If we see a new SECTIONS clause,
6384 and we have added an input section, give an error.
6385 * layout.h (class Layout): Add have_added_input_section function.
6386 Add have_added_input_section_ field.
6387 * layout.cc (Layout::Layout): Initialize
6388 have_added_input_section_.
6389 (Layout::layout): Set have_added_input_section_.
6390 (Layout::layout_eh_frame): Likewise.
6391
fc59c572
ILT		 63922009-12-30 Ian Lance Taylor <iant@google.com>
6393
6394 PR 10931
6395 * options.h (class General_options): Add --sort-common option.
6396 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6397 * common.cc (Sort_common): Add sort_order parameter to
6398 constructor. Add sort_order_ field.
6399 (Sort_commons::operator): Check sort_order_.
6400 (Symbol_table::allocate_commons): Determine the sort order.
6401 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6402 Change all callers.
6403 (Symbol_table::do_allocate_commons_list): Likewise.
6404
1c74fab0
ILT		 64052009-12-30 Ian Lance Taylor <iant@google.com>
6406
6407 PR 10916
6408 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6409 symbols from this object, don't change the visibility of an
6410 undefined symbol.
6411 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6412
6affe781
ILT		 64132009-12-30 Ian Lance Taylor <iant@google.com>
6414
6415 PR 10861
6416 * script.h (class Version_script_info): Define Language enum.
6417 Update declarations. Define Glob, Exact, and Lookup types. Add
6418 new fields globals_, locals_, and is_finalized_.
6419 * script.cc: Various formatting fixes.
6420 (class Parser_closure): Change language_stack_ from a vector of
6421 std::string to one of Version_script_info::Language. Adjust all
6422 uses accordingly.
6423 (class Lazy_demangler): Remove.
6424 (struct Version_expression): Change language from std::string to
6425 Version_script_info::Language.
6426 (Version_script_info::Version_script_info): New function.
6427 (Version_script_info::~Version_script_info): Don't call clear.
6428 (Version_script_info::finalize): New function.
6429 (Version_script_info::build_lookup_tables): New function.
6430 (Version_script_info::build_expression_list_lookup): New
6431 function.
6432 (Version_script_info::get_symbol_version_helper): Rewrite to use
6433 lookup tables.
6434 (Version_script_info::print_expression_list): Adjust to use
6435 Version_script_info::Language.
6436 (script_push_lex_into_version_mode): Check that the version script
6437 has not been finalized.
6438 (version_script_push_lang): Change language string to
6439 Version_script_info::Language.
6440 * options.cc (Command_line::version_script): New function.
6441 * options.h (class General_options): Add finalize_dynamic_list
6442 function. Change version_script from declaration to definition.
6443 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6444 * testsuite/version_script.map: Remove duplicate def of foo.
6445 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6446 version_script.map.
6447 * testsuite/Makefile.in: Rebuild.
6448
818bf354
ILT		 64492009-12-30 Ian Lance Taylor <iant@google.com>
6450
6451 PR 10843
6452 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6453 if the input symbol index is 0, make the output symbol index 0.
6454
ebcc8304
ILT		 64552009-12-30 Ian Lance Taylor <iant@google.com>
6456
6457 PR 10670
6458 * options.h (class General_options): Add -x/--discard-all.
6459 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6460 --discard-all. If the local symbol needs a dynamic entry, check
6461 that before handling --discard-locals.
6462
176fe33f
ILT		 64632009-12-30 Ian Lance Taylor <iant@google.com>
6464
bb321bb1
ILT		 6465 PR 10450
6466 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6467 flags to PF_R.
6468 (Output_segment::add_output_section): Don't change the flags if
6469 the type is PT_TLS.
6470
176fe33f
ILT		 6471 PR 10450
6472 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6473 GNU hash table if they need a dynamic value. Otherwise, don't add
6474 them if they are defined in a dynamic object or are forced local.
6475
e8cd95c7
ILT		 64762009-12-29 Ian Lance Taylor <iant@google.com>
6477
1b81fb71
ILT		 6478 PR 10450
6479 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6480 .gnu.hash table for a 32-bit target.
6481
8d6d383d
ILT		 6482 PR 10450
6483 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6484 regular and a dynamic object only needs a dynamic symbol table
6485 entry if it is externally visible.
6486
e785ec03
ILT		 6487 PR 10450
6488 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6489 constructor. Add global_offset_table_ field.
6490 (Target_i386::got_section): Set global_offset_table_.
6491 (Target_i386::do_finalize_sections): Set global_offset_table_
6492 size.
6493 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6494 in constructor. Add global_offset_table_ field.
6495 (Target_x86_64::got_section): Set global_offset_table_.
6496 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6497 size.
6498
1a2dff53
ILT		 6499 * layout.cc (Layout::Layout): Initialize increase_relro_.
6500 (Layout::get_output_section): Add is_relro, is_last_relro, and
6501 is_first_non_relro parameters. Change all callers.
6502 (Layout::choose_output_section): Likewise.
6503 (Layout::add_output_section_data): Likewise.
6504 (Layout::make_output_section): Likewise.
6505 (Layout::set_segment_offsets): Clear increase_relro when using a
6506 linker script.
6507 * layout.h (class Layout): Add increase_relro method. Add
6508 increase_relro_ field. Update declarations.
6509 * output.cc (Output_section::Output_section): Initialize
6510 is_last_relro_ and is_first_non_relro_.
6511 (Output_segment::add_output_section): Group relro sections is
6512 do_sort is true. Handle is_last_relro and is_first_non_relro.
6513 (Output_segment::maximum_alignment): Remove relro handling.
6514 (Output_segment::set_section_addresses): Add increase_relro
6515 parameter. Change all callers. Add initial alignment to align
6516 relro sections on separate page. Remove old relro handling.
6517 (Output_segment::set_section_list_addresses): Remove in_relro
6518 parameter. Change all callers.
6519 (Output_segment::set_offset): Add increase parameter. Change all
6520 callers. Remove old relro handling.
6521 * output.h (class Output_section): Add new methods: is_last_relro,
6522 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6523 Add is_last_relro_ and is_first_non_relro_ fields.
6524 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6525 Create separate .got.plt section. Call increase_relro.
6526 * x86_64.cc (Target_x86_64::got_section): Likewise.
6527 * testsuite/relro_script_test.t: Add .got.plt.
6528
f0ba79e2
ILT		 6529 PR 10450
6530 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6531 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6532 (Layout::finalize): Call set_dynamic_symbol_size.
6533 (Layout::set_dynamic_symbol_size): New function.
6534 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6535 set_dynamic_symbol_size.
6536
e8cd95c7
ILT		 6537 PR 10450
6538 * output.h (class Output_section): Add is_entsize_zero_ field.
6539 * output.cc (Output_section::Output_section): Initialize
6540 is_entsize_zero_.
6541 (Output_section::set_entsize): If two different entsizes are
6542 requested, force it to zero.
6543 (Output_section::add_input_section): Set flags for .debug_str
6544 before updating section flags. Set entsize.
6545 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6546 and SHF_STRING if all input sections have those flags.
6547
3e1b9a8a
RÁE		 65482009-12-29 Rafael Espindola <espindola@google.com>
6549
6550 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6551 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6552 reporting.
3e1b9a8a 6553
3dcad376
ST		 65542009-12-29 Sriraman Tallam <tmsriram@google.com>
6555
6556 * options.cc (General_options::parse_version): Allow -v to exit
6557 without an error if there is nothing to link.
6558
084e2665
ILT		 65592009-12-29 Ian Lance Taylor <iant@google.com>
6560
6561 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6562 using a version of gcc before 4.1.
6563 * configure: Rebuild.
6564
250acde3
CD		 65652009-12-28 Chris Demetriou <cgd@google.com>
6566
6567 * attributes.cc (Output_attributes_section_data::do_write): Use
6568 std::vector::front rather than std::vector::data.
6569
99fff23b
ILT		 65702009-12-28 Ian Lance Taylor <iant@google.com>
6571
6572 * symtab.h (class Symbol_table): Add enum Defined.
6573 * resolve.cc (Symbol_table::should_override): Add defined
6574 parameter. Change all callers. Test whether object is NULL
6575 before calling a method on it.
6576 (Symbol_table::report_resolve_problem): Add defined parameter.
6577 Change all callers.
6578 (Symbol_table::should_override_with_special): Likewise.
6579 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6580 parameter. Change all callers.
6581 (Symbol_table::do_define_in_output_data): Likewise.
6582 (Symbol_table::define_in_output_segment): Likewise.
6583 (Symbol_table::do_define_in_output_segment): Likewise.
6584 (Symbol_table::define_as_constant): Likewise.
6585 (Symbol_table::do_define_as_constant): Likewise.
6586 * script.h (class Symbol_assignment): Add is_defsym parameter to
6587 constructor; change all callers.
6588 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6589 parameter. Change all callers. Add is_defsym_ field.
6590 (class Parser_closure): Add parsing_defsym parameter to
6591 constructor; change all callers. Add parsing_defsym accessor
6592 function. Add parsing_defsym_ field.
6593
556bd683
ILT		 65942009-12-28 Ian Lance Taylor <iant@google.com>
6595
6596 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6597 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6598
1782c879
ILT		 65992009-12-23 Ian Lance Taylor <iant@google.com>
6600
6601 * i386.cc (Target_i386::do_calls_non_split): Recognize
6602 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6603 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6604 -fsplit-stack prologue when using %r11.
1782c879 6605
329ca2b1
ST		 66062009-12-21 Sriraman Tallam <tmsriram@google.com>
6607
6608 * options.cc (General_options::parse_version): Make -v continue and do
6609 the link like GNU ld does.
6610
d675ff46
RÁE		 66112009-12-17 Rafael Avila de Espindola <espindola@google.com>
6612
6613 * Makefile.am (CCFILES): Add timer.cc.
6614 (HFILES): Add timer.h.
6615 * configure.ac: Check for sysconf and times.
6616 * main.cc: include timer.h.
6617 (main): Use Timer instead of get_run_time.
6618 * timer.cc: New.
6619 * timer.h: New.
6620 * workqueue.cc: include timer.h.
6621 (Workqueue::find_and_run_task):
6622 Report user, sys and wall time.
6623 * Makefile.in: Regenerate.
6624 * config.in: Regenerate.
6625 * configure: Regenerate.
6626
d6344fb5
DK		 66272009-12-16 Doug Kwan <dougkwan@google.com>
6628
6629 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6630 sections.
6631 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6632 relaxed input sections.
6633 * output.cc (Output_section::find_relaxed_input_section): Change
6634 return type to Output_relaxed_input_section pointer. Adjust code
6635 for new type of relaxed_input_section_map_.
6636 * output.h (Output_section::find_relaxed_input_section): Change
6637 return type to Output_relaxed_input_section pointer.
6638 (Output_section::Output_relaxed_input_section_by_input_section_map):
6639 New type.
6640 (Output_section::relaxed_input_section_map_): Change type to
6641 Output_section::Output_relaxed_input_section_by_input_section_map.
6642 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6643 input section.
6644
0e0d5469
ILT		 66452009-12-15 Ian Lance Taylor <iant@google.com>
6646
6647 * layout.cc (Layout::create_shstrtab): Only write out after input
6648 sections if we are compressing debug sections.
6649
0649a889
ILT		 66502009-12-15 Ian Lance Taylor <iant@google.com>
6651
6652 * archive.cc (Archive::add_symbols): Only look up a symbol without
6653 a version if there is, in fact, a version.
6654
2ea97941
ILT		 66552009-12-14 Ian Lance Taylor <iant@google.com>
6656
6657 Revert -Wshadow changes, all changes from:
6658 2009-12-11 Doug Kwan <dougkwan@google.com>
6659 2009-12-11 Nick Clifton <nickc@redhat.com>
6660 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6661
b0eec2cc
DK		 66622009-12-11 Doug Kwan <dougkwan@google.com>
6663
6664 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6665 due to -Wshadow.
6666 * attributes.cc (Object_attribute::size): Ditto.
6667 (Attributes_section_data::size): Ditto.
6668 (Attributes_section_data::Attributes_section_data): Ditto.
6669 (Output_attributes_section_data::do_write): Ditto.
6670 * attributes.h (Object_attribute::set_type): Ditto.
6671 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6672
91d6fa6a
NC		 66732009-12-11 Nick Clifton <nickc@redhat.com>
6674
6675 * archive.cc: Fix shadowed variable warnings.
6676 * arm.cc: Likewise.
6677 * compressed_output.cc: Likewise.
6678 * compressed_output.h: Likewise.
6679 * configure: Likewise.
6680 * dwarf_reader.cc: Likewise.
6681 * dynobj.cc: Likewise.
6682 * dynobj.h: Likewise.
6683 * ehframe.cc: Likewise.
6684 * ehframe.h: Likewise.
6685 * errors.cc: Likewise.
6686 * expression.cc: Likewise.
6687 * fileread.cc: Likewise.
6688 * fileread.h: Likewise.
6689 * freebsd.h: Likewise.
6690 * i386.cc: Likewise.
6691 * icf.cc: Likewise.
6692 * incremental.h: Likewise.
6693 * layout.cc: Likewise.
6694 * layout.h: Likewise.
6695 * mapfile.cc: Likewise.
6696 * merge.cc: Likewise.
6697 * merge.h: Likewise.
6698 * object.cc: Likewise.
6699 * object.h: Likewise.
6700 * options.h: Likewise.
6701 * output.cc: Likewise.
6702 * output.h: Likewise.
6703 * parameters.cc: Likewise.
6704 * plugin.cc: Likewise.
6705 * powerpc.cc: Likewise.
6706 * reduced_debug_output.cc: Likewise.
6707 * reduced_debug_output.h: Likewise.
6708 * reloc.cc: Likewise.
6709 * reloc.h: Likewise.
6710 * resolve.cc: Likewise.
6711 * script-sections.cc: Likewise.
6712 * script.cc: Likewise.
6713 * script.h: Likewise.
6714 * sparc.cc: Likewise.
6715 * symtab.cc: Likewise.
6716 * symtab.h: Likewise.
6717 * target-select.cc: Likewise.
6718 * target-select.h: Likewise.
6719 * token.h: Likewise.
6720 * workqueue.cc: Likewise.
6721 * workqueue.h: Likewise.
6722 * x86_64.cc: Likewise.
6723
a0351a69
DK		 67242009-12-10 Doug Kwan <dougkwan@google.com>
6725
6726 * arm.cc (attributes.h): New include.
6727 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6728 (Arm_relobj::~Arm_relobj): Delete object pointed by
6729 attributes_section_data_.
6730 (Arm_relobj::attributes_section_data): New method definition.
6731 (Arm_relobj::attributes_section_data_): New data member declaration.
6732 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6733 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6734 attributes_section_data_.
6735 (Arm_dynobj::attributes_section_data): New method definition.
6736 (Arm_dynobj::attributes_section_data_): New data member declaration.
6737 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6738 initialization value of may_use_blx_ to false.
6739 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6740 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6741 object attributes to compute results instead of hard-coding.
6742 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6743 Target_arm::get_secondary_compatible_arch,
6744 Target_arm::set_secondary_compatible_arch
6745 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6746 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6747 New method declarations.
6748 (Target_arm::get_aeabi_object_attribute): New method definition.
6749 (Target_arm::attributes_section_data_): New data member declaration.
6750 (read_arm_attributes_section): New template definition.
6751 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6752 (Arm_dynobj::do_read_symbols): Ditto.
6753 (Target_arm::do_finalize_sections): Merge attributes sections from
6754 input. Check for BLX use after attributes section merging.
6755 Fix __exidx_start and __exidx_end visibility. Create an
6756 .ARM.attributes section if necessary.
6757 (Target_arm::get_secondary_compatible_arch,
6758 Target_arm::set_secondary_compatible_arch,
6759 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6760 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6761 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6762 New method definitions.
6763
b59befec
ILT		 67642009-12-09 Ian Lance Taylor <iant@google.com>
6765
6766 * plugin.cc (Plugin::load): Don't cast from void* to a function
6767 pointer.
6768
1276bc89
ILT		 67692009-12-09 Ian Lance Taylor <iant@google.com>
6770
6771 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6772 information fields.
6773
2f2de248
L		 67742009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6775
6776 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6777 Replace two_file_shared_1.so with two_file_shared_2.so.
6778 * testsuite/Makefile.in: Regenerated.
6779
4f787271
DK		 67802009-12-08 Doug Kwan <dougkwan@google.com>
6781
6782 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6783 (HFILES): Add attributes.h and int_encoding.h.
6784 * Makefile.in: Regenerate.
6785 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6786 function definitions to int_encoding.cc
6787 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6788 prototypes to int_encoding.h
6789 * reduced_debug_output.cc (int_encoding.h): New include.
6790 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6791 function definitions to int_encoding.cc
6792 (insert_into_vector, read_from_pointer): Move template definitions to
6793 int_encoding.h
6794 * attributes.cc: New file.
6795 * attributes.h: New file.
6796 * int_encoding.cc: New file.
6797 * int_encoding.h: New file.
6798
20b52f1a
RÁE		 67992009-12-07 Rafael Avila de Espindola <espindola@google.com>
6800
6801 PR gold/11055
6802 * incremental-dump.cc (dump_incremental_inputs): New.
6803 (main): Use dump_incremental_inputs.
6804
53d7974c
L		 68052009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6806
6807 PR gold/10893
6808 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6809 checking elfcpp::STT_FUNC.
6810 (Target_i386::Relocate::relocate): Likewise.
6811 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6812
6813 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6814 symbols from shared libraries into normal FUNC symbols.
6815
6816 * symtab.h (Symbol): Add is_func and use it.
6817
05a352e6
DK		 68182009-12-05 Doug Kwan <dougkwan@google.com>
6819
6820 * arm.cc (Target_arm::arm_info): Initialize new fields
6821 attributes_section and attributes_vendor.
6822 * i386.cc (Target_i386::i386_info): Same.
6823 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6824 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6825 fields attributes_section and attributes_vendor.
53d7974c 6826 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6827 * target.h (Target::attributes_section, Target::attributes_vendor,
6828 Target::is_attributes_section, Target::attribute_arg_type,
6829 Target::attributes_order): New method definitions.
6830 (Target::Target_info::attributes_section,
6831 Target::Target_info::attributes_vendor): New fields.
6832 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6833 virtual method definitions.
6834 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6835 attributes_section and attributes_vendor.
6836 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6837
f4e5969c
DK		 68382009-12-05 Doug Kwan <dougkwan@google.com>
6839
6840 * arm.cc: Update comments about interworking and stub generation.
6841 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6842 considered as non-PIC.
6843 (Arm_relocate_functions::base_abs): Fix formatting.
6844 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6845 of function to use GOT entry address instead of offset.
6846 (Target_arm::Scan::global): Issue an error if a symbol would need a
6847 PLT does not get one because it is untyped. Remove code to create
6848 dynamic symbols for relative branches.
6849 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6850 takes unsigned integer instead of boolean.
6851
1abce4a6
L		 68522009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6853
6854 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6855 (two_file_test_LDADD): Likewise.
6856 (common_test_1_LDADD): Likewise.
6857 (exception_test_LDADD) Likewise.
6858 (weak_test_LDADD): Likewise.
6859 (many_sections_test_LDADD): Likewise.
6860 (initpri1_LDADD): Likewise.
6861 (script_test_1_LDADD): Likewise.
6862 (script_test_2_LDADD): Likewise.
6863 (justsyms_LDADD): Likewise.
6864 (binary_test_LDADD): Likewise.
6865 (large_LDADD): Likewise.
6866 * testsuite/Makefile.in: Regenerated.
6867
adcf2816 68682009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6869
adcf2816
L		 6870 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6871 (Symbol_table::override_with_special): Likewise.
6872 (Symbol_table::add_from_object): Likewise.
6873
28e67f5d
RÁE		 68742009-12-04 Rafael Avila de Espindola <espindola@google.com>
6875
6876 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6877 Don't set the data_offset twice.
6878
ae10a101
RÁE		 68792009-12-04 Rafael Avila de Espindola <espindola@google.com>
6880
6881 * testsuite/Makefile.in: Regenerate.
6882
f59f41f3
DK		 68832009-12-03 Doug Kwan <dougkwan@google.com>
6884
6885 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6886 (Target_arm::do_finalize_sections): Add parameter for symbol table
6887 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6888 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6889 parameter for symbol table pointer.
6890 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6891 an additional parameter for a pointer to symbol table.
6892 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6893 parameter for a symbol table pointer.
6894 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6895 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6896 Ditto.
6897 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6898 parameter for a symbol table pointer.
6899
ca55d848
RÁE		 69002009-12-03 Rafael Avila de Espindola <espindola@google.com>
6901
6902 * incremental.cc (Incremental_inputs_header)
6903 (Incremental_inputs_header_write, Incremental_inputs_entry)
6904 (Incremental_inputs_entry_write): Move ...
6905 * incremental.h (Incremental_inputs_header)
6906 (Incremental_inputs_header_write, Incremental_inputs_entry)
6907 (Incremental_inputs_entry_write): here.
6908
3aec4f9c
RÁE		 69092009-12-02 Rafael Avila de Espindola <espindola@google.com>
6910
6911 * incremental.cc (make_sized_incremental_binary): Set the target.
6912 Error if it is incompatible.
6913 * output.h (Output_file): Add filename method.
6914
9c0ae74d
RÁE		 69152009-12-02 Rafael Avila de Espindola <espindola@google.com>
6916
6917 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6918 from the get_* methods.
6919
a45500ae
RÁE		 69202009-12-02 Rafael Avila de Espindola <espindola@google.com>
6921
6922 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6923 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6924 Write 0 for the data_offset of scripts.
6925
325e6408
RÁE		 69262009-12-02 Rafael Avila de Espindola <espindola@google.com>
6927
6928 * testsuite/Makefile.am: Add the incremental_test.sh test.
6929 * testsuite/incremental_test.sh: New.
6930 * testsuite/incremental_test_1.c: New.
6931 * testsuite/incremental_test_2.c: New.
6932
954c3e2e
RÁE		 69332009-12-01 Rafael Avila de Espindola <espindola@google.com>
6934
6935 * incremental-dump.cc (main): Fix typos.
6936
f8086623
RÁE		 69372009-11-27 Rafael Avila de Espindola <espindola@google.com>
6938
6939 PR gold/11025
6940 * incremental-dump.cc (main): Use llu to print 64 bit values.
6941
3b0dd6ac
L		 69422009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6943 H.J. Lu <hongjiu.lu@intel.com>
6944
6945 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6946 $(LIBDL).
6947 (incremental_dump_LDADD): Likewise.
6948 * Makefile.in: Regenerated.
6949
a6d1ef57 69502009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6951
a6d1ef57
DK		 6952 Revert:
6953
6954 2009-11-25 Doug Kwan <dougkwan@google.com>
6955
6956 * arm.cc (Target_arm::Target_arm): Move method definition
6957 outside of class definition. Add code to handle
6958 --target1-rel, --target1-abs and --target2= options.
6959 (Target_arm::get_reloc_reloc_type): Change method to be
6960 non-static and const.
6961 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6962 New data member declaration.
6963 (Target_arm::Scan::local, Target_arm::Scan::global,
6964 Target_arm::Relocate::relocate,
6965 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6966 Adjust call to Target_arm::get_real_reloc_type.
6967 (Target_arm::get_real_reloc_type): Use command line options
6968 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6969 * options.h (--target1-rel, --target1-abs, --target2): New
6970 ARM-only options.
6971
50aeb7d4
DK		 69722009-11-25 Doug Kwan <dougkwan@google.com>
6973
6974 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6975 class definition. Add code to handle --target1-rel, --target1-abs
6976 and --target2= options.
6977 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6978 and const.
6979 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6980 member declaration.
6981 (Target_arm::Scan::local, Target_arm::Scan::global,
6982 Target_arm::Relocate::relocate,
6983 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6984 call to Target_arm::get_real_reloc_type.
6985 (Target_arm::get_real_reloc_type): Use command line options to
6986 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6987 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6988 options.
6989
51938283
DK		 69902009-11-25 Doug Kwan <dougkwan@google.com>
6991
6992 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6993 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6994 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6995 formatting.
6996 (Arm_relocate_functions::thm_call): Replace body with a call to
6997 Arm_relocate_functions::thumb_branch_common.
6998 (Arm_relocate_functions::thm_jump24,
6999 Arm_relocate_functions::thm_xpc22): New method definitions.
7000 (Arm_relocate_functions::thumb_branch_common): New method definition.
7001 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7002 operator.
7003 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7004 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7005
e2b8f3c4
RÁE		 70062009-11-24 Rafael Avila de Espindola <espindola@google.com>
7007
7008 * Makefile.am: Build incremental-dump
7009 * Makefile.in: Regenerate.
7010 * incremental-dump.cc: New.
7011 * incremental.cc (Incremental_inputs_header_data,
7012 Incremental_inputs_entry_data): Move to incremental.h
7013 * incremental.h: (Incremental_inputs_header_data,
7014 Incremental_inputs_entry_data): Move from incremental.cc
7015
bcba9aec
RÁE		 70162009-11-24 Rafael Avila de Espindola <espindola@google.com>
7017
7018 * incremental.cc (Incremental_inputs_header,
7019 Incremental_inputs_header_write, Incremental_inputs_entry,
7020 Incremental_inputs_entry_write): Add a typedef with the data type.
7021
7c3afe08
RÁE		 70222009-11-24 Rafael Avila de Espindola <espindola@google.com>
7023
7024 * incremental.cc (Incremental_inputs_header,
7025 Incremental_inputs_header_write, Incremental_inputs_entry,
7026 Incremental_inputs_entry_write): Update comment about which
7027 type has the filed descriptions.
7028
d204b6e9
DK		 70292009-11-15 Doug Kwan <dougkwan@google.com>
7030
7031 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7032 (Arm_relocate_functions::arm_branch_common): Change method defintion
7033 in class definition to a method declaration and update list of formal
7034 parameters.
7035 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7036 Arm_relocation_functions::jump24): Adjust call to
7037 Arm_relocate_functions::arm_branch_common. Update list of formal
7038 parameters.
7039 (Arm_relocate_functions::xpc25): New method definition.
7040 (Arm_relocate_functions::arm_branch_common): Move method defintion
7041 out from class definition. Use stubs for mode-switching and extending
7042 branch ranges.
7043 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7044 specially. Change code to enable use of stubs in ARM branches.
7045
43d12afe
DK		 70462009-11-10 Doug Kwan <dougkwan@google.com>
7047
7048 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7049 in method declaration.
7050 (Target_arm::relocate_stub): New method declaration.
7051 (Target_arm::default_target): Change to return a pointer instead of
7052 a const reference.
7053 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7054 Target_arm::default_target.
7055 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7056 method definition.
7057 (Target_arm::relocate_section): Adjust view.
7058 (Target_arm::relocate_stub): New method definition.
7059
ac33a407
DK		 70602009-11-10 Doug Kwan <dougkwan@google.com>
7061
7062 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7063 a format warning.
7064 * incremental.cc (open_incremental_binary): Initialized local
7065 variables to avoid warnings.
7066 * object.cc (make_elf_object): Ditto.
7067 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7068 a format warning.
e1df38aa 7069
88ee28e9
L		 7070009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7071
7072 PR gold/10930
7073 * testsuite/plugin_test.c: Include "config.h".
7074
2daedcd6
DK		 70752009-11-09 Doug Kwan <dougkwan@google.com>
7076
7077 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7078 (arm_symbol_value): Remove.
7079 (Arm_relocate_functions::arm_branch_common,
7080 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7081 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7082 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7083 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7084 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7085 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7086 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7087 Arm_relocate_functions::thm_mobw_abs_nc,
7088 Arm_relocate_functions::thm_mov_abs,
7089 Arm_relocate_functions::movw_prel_nc,
7090 Arm_relocate_functions::thm_movt_abs,
7091 Arm_relocate_functions::movt_prel,
7092 Arm_relocate_functions::thm_movw_prel_nc,
7093 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7094 (Target_arm::Relocate::relocate): Only decompose address into two
7095 parts if relocation type uses the thumb-bit and pass the actual
7096 bit instead of a flag indicating that the thumb-bit is used. Adjust
7097 calls to methods in Arm_relocate_functions for this change.
7098
1276bc89 70992009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7100
7101 PR 10925
7102 * reloc.cc: Instantiate
7103 Sized_relobj::initialize_input_to_output_maps and
7104 Sized_relobj:free_input_to_output_maps.
7105
e53ad1b5
ILT		 71062009-11-06 Ian Lance Taylor <iant@google.com>
7107
7108 PR 10876
7109 * defstd.cc (in_segment): Set only_if_ref true for "end".
7110
eb44217c
DK		 71112009-11-06 Doug Kwan <dougkwan@google.com>
7112
7113 * arm.cc (class Reloc_stub): Correct a comment.
7114 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7115 (Target_arm::scan_section_for_stubs): New method declaration.
7116 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7117 Change methods from private to protected.
7118 (Target_arm::do_may_relax): New method definition.
7119 (Target_arm::do_relax, Target_arm::group_sections,
7120 Target_arm::scan_reloc_for_stub,
7121 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7122 (Target_arm::arm_input_section_map_): New data member declaration.
7123 (Target_arm::scan_reloc_for_stub,
7124 Target_arm::scan_reloc_section_for_stubs,
7125 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7126 Target_arm::do_relax): New method definitions.
7127
5d329b7d
ILT		 71282009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7129
7130 * configure.ac: Check for (struct stat)::st_mtim
7131 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7132 * config.in: Regenerate.
7133 * configure: Regenerate.
7134
96a0d71b
ILT		 71352009-11-05 Ian Lance Taylor <iant@google.com>
7136
7137 PR 10910
7138 * output.cc (Output_segment::add_output_section): Add missing
7139 return statement.
7140
594c8e5e
ILT		 71412009-11-04 Ian Lance Taylor <iant@google.com>
7142
7143 PR 10880
7144 * object.h (class Object): Add is_needed and set_is_needed
7145 methods. Add is_needed_ field. Make bool fields into bitfields.
7146 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7147 defined in a dynamic object and referenced by a regular object,
7148 set is_needed for the dynamic object.
7149 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7150 if the file is marked with as_needed and it is not needed.
7151
22b127cc
ILT		 71522009-11-04 Ian Lance Taylor <iant@google.com>
7153
7154 PR 10887
7155 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7156 tags if data is discarded by linker script.
7157 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7158 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7159 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7160 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7161
f5c870d2
ILT		 71622009-11-04 Ian Lance Taylor <iant@google.com>
7163
7164 * layout.cc (Layout::get_output_section): Add is_interp and
7165 is_dynamic_linker_section parameters. Change all callers.
7166 (Layout::choose_output_section): Likewise.
7167 (Layout::make_output_section): Likewise.
7168 (Layout::add_output_section_data): Add is_dynamic_linker_section
7169 parameter. Change all callers.
7170 * layout.h (class Layout): Update declarations.
7171 * output.h (class Output_section): Add is_interp, set_is_interp,
7172 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7173 Add is_interp_, is_dynamic_linker_section_ fields. Change
7174 generate_code_fills_at_write_ to a bitfield.
7175 * output.cc (Output_section::Output_sections): Initialize new
7176 fields.
7177 (Output_segment::add_output_section): Add do_sort parameter.
7178 Change all callers.
7179
1ae4d23b
ILT		 71802009-11-03 Ian Lance Taylor <iant@google.com>
7181
7182 PR 10860
7183 * options.h (class General_options): Add --warn-common.
7184 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7185 merging two common symbols.
7186 (Symbol_table::should_override): Handle --warn-common when merging
7187 a common symbol with a defined symbol. Use report_resolve_problem
7188 for multiple definitions.
7189 (Symbol_table::report_resolve_problem): New function.
7190 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7191
55da9579
DK		 71922009-11-03 Doug Kwan <dougkwan@google.com>
7193
7194 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7195 stub_factory_.
7196 (Target_arm::stub_factory): New method definition.
7197 (Target_arm::new_arm_input_section,
7198 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7199 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7200 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7201 New type definitions.
7202 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7203 member declarations.
7204 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7205 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7206 New method definitions.
7207
37a9ac43
ILT		 72082009-11-03 Ian Lance Taylor <iant@google.com>
7209
7210 * options.h (class General_options): Add --warn_constructors.
7211
b3d6a3d4
ILT		 72122009-11-03 Ian Lance Taylor <iant@google.com>
7213
7214 PR 10893
7215 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7216 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7217
934b01dd
ILT		 72182009-11-03 Ian Lance Taylor <iant@google.com>
7219
7220 PR 10895
7221 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7222 --msgid-bugs-address.
7223 (install-pdf): New target.
7224 (install-data_yes): Look up one directory to find mkinstalldirs.
7225
03c1939b
L		 72262009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7227
7228 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7229 tree.
7230
ebd95253
DK		 72312009-10-30 Doug Kwan <dougkwan@google.com>
7232
7233 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7234
e9bbb538
DK		 72352009-10-30 Doug Kwan <dougkwan@google.com>
7236
7237 * arm.cc (Stub_addend_reader): New struct template definition
7238 and partial specializations.
7239 (Stub_addend_reader::operator()): New method definition for a
7240 partially specialized template.
7241
d5b40221
DK		 72422009-10-30 Doug Kwan <dougkwan@google.com>
7243
7244 * arm.cc (Arm_relobj::processor_specific_flags): New method
7245 definition.
7246 (Arm_relobj::do_read_symbols): New method declaration.
7247 (Arm_relobj::processor_specific_flags_): New data member declaration.
7248 (Arm_dynobj): New class definition.
7249 (Target_arm::do_finalize_sections): Add input_objects parameter.
7250 (Target_arm::do_adjust_elf_header): New method declaration.
7251 (Target_arm::are_eabi_versions_compatible,
7252 (Target_arm::merge_processor_specific_flags): New method declaration.
7253 (Target_arm::do_make_elf_object): New overloaded method definitions
7254 and declaration.
7255 (Arm_relobj::do_read_symbols): New method definition.
7256 (Arm_dynobj::do_read_symbols): Ditto.
7257 (Target_arm::do_finalize_sections): Add input_objects parameters.
7258 Merge processor-specific flags from all input objects.
7259 (Target_arm::are_eabi_versions_compatible,
7260 Target_arm::merge_processor_specific_flags,
7261 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7262 New method definitions.
7263 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7264 Input_objects pointer type parameter.
7265 * layout.cc (Layout::finalize): Pass input objects to target's.
7266 finalize_sections function.
7267 * output.cc (Output_file_header::do_sized_write): Set ELF file
7268 header's processor-specific flags.
7269 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7270 Input_objects pointer type parameter.
7271 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7272 * target.h (Input_objects): New forward class declaration.
7273 (Target::processor_specific_flags,
7274 Target::are_processor_specific_flags_sect): New method definitions.
7275 (Target::finalize_sections): Add input_objects parameter.
7276 (Target::Target): Initialize processor_specific_flags_ and
7277 are_processor_specific_flags_set_.
7278 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7279 parameter.
7280 (Target::set_processor_specific_flags): New method definition.
7281 (Target::processor_specific_flags_,
7282 Target::are_processor_specific_flags_set_): New data member
7283 declarations.
7284 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7285 Input_objects pointer type parameter.
7286
ebabffbd
DK		 72872009-10-30 Doug Kwan <dougkwan@google.com>
7288
7289 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7290
ad0f2072
ILT		 72912009-10-28 Ian Lance Taylor <iant@google.com>
7292
7293 * object.h (class Relobj): Drop options parameter from
7294 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7295 do_scan_relocs, do_relocate. Change all callers.
7296 (class Sized_relobj): Drop options parameters from
7297 do_gc_process_relocs, do_scan_relocs, do_relocate,
7298 do_relocate_sections, relocate_sections, emit_relocs_scan,
7299 emit_relocs_scan_reltype. Change all callers.
7300 (struct Relocate_info): Remove options field and all references to
7301 it.
7302 * reloc.h (class Read_relocs): Remove options constructor
7303 parameter and options_ field. Change all callers.
7304 (class Gc_process_relocs, class Scan_relocs): Likewise.
7305 (class Relocate_task): Likewise.
7306 * target-reloc.h (scan_relocs): Remove options parameter. Change
7307 all callers.
7308 (scan_relocatable_relocs): Likewise.
7309 * target.h (class Sized_target): Remove options parameter from
7310 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7311 all callers.
7312 * gc.h (gc_process_relocs): Remove options parameter. Change all
7313 callers.
7314 * arm.cc: Update functions to remove options parameters.
7315 * i386.cc: Likewise.
7316 * powerpc.cc: Likewise.
7317 * sparc.cc: Likewise.
7318 * x86_64.cc: Likewise.
7319 * testsuite/testfile.cc: Likewise.
7320
8ffa3667
DK		 73212009-10-28 Doug Kwan <dougkwan@google.com>
7322
7323 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7324 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7325 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7326 New method definitions.
7327
40f36857
CC		 73282009-10-28 Cary Coutant <ccoutant@google.com>
7329
7330 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7331 (Plugin::cleanup_done_): New member.
7332 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7333 (Plugin_manager::cleanup_done_): Remove.
7334 (Plugin_manager::add_input_file): Edit error message.
7335 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7336 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7337
2c849493
ILT		 73382009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7339
7340 * fileread.cc: (File_read::View::~View): Use the new
7341 data_ownership_ filed.
7342 (File_read::~File_read): Dispose the new whole_file_view_.
7343 (File_read::open): Mmap the whole file if needed.
7344 (File_read::open): Use whole_file_view_ instead of contents_.
7345 (File_read::find_view): Use whole_file_view_ if applicable.
7346 (File_read::do_read): Use whole_file_view_ instead of contents_.
7347 (File_read::make_view): Use whole_file_view_ instead of contents_,
7348 update File_read::View::View call.
7349 (File_read::find_or_make_view): Update File_read::View::View
7350 call.
7351 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7352 remove contents_
7353 (File_read::View::Data_ownership): New enum.
7354 (File_read::View::View): Replace bool mapped_ with Data_ownership
7355 argument.
7356 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7357 (File_read::View::data_ownership_): New field.
7358 (File_read::contents_): Remove (replaced by whole_file_view_).
7359 (File_read::whole_file_view_): New field.
7360 * options.h (class General_options): Add --keep-files-mapped.
7361
24998053
CC		 73622009-10-27 Cary Coutant <ccoutant@google.com>
7363
7364 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7365 * testsuite/Makefile.am (plugin_test_5): New test case.
7366 * testsuite/Makefile.in: Regenerate.
7367
72adc4fa
DK		 73682009-10-25 Doug Kwan <dougkwan@google.com>
7369
7370 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7371 from private to protected to allow access by child class.
7372 (Sized_relobj::do_relocate_sections): New method declaration.
7373 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7374 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7375 Sized_relobj::relocate_sections. Instantiate template explicitly
7376 for different target sizes and endianity.
7377
07f508a2
DK		 73782009-10-24 Doug Kwan <dougkwan@google.com>
7379
7380 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7381 (Arm_input_section::as_arm_input_section): New method.
7382 (Arm_output_section): New class definition.
7383 (Arm_output_section::create_stub_group,
7384 Arm_output_section::group_sections): New method definitions.
7385
10ad9fe5
DK		 73862009-10-22 Doug Kwan <dougkwan@google.com>
7387
7388 * arm.cc (Arm_input_section): New class definition.
7389 (Arm_input_section::init, Arm_input_section:do_write,
7390 Arm_input_section::set_final_data_size,
7391 Arm_input_section::do_reset_address_and_file_offset): New method
7392 definitions.
7393
56ee5e00
DK		 73942009-10-21 Doug Kwan <dougkwan@google.com>
7395
7396 * arm.cc (Stub_table, Arm_input_section): New forward class
7397 declarations.
7398 (Stub_table): New class defintion.
7399 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7400 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7401 New method definition.
7402
b569affa
DK		 74032009-10-21 Doug Kwan <dougkwan@google.com>
7404
7405 * arm.cc: Update copyright comments.
7406 (Target_arm): New forward class template declaration.
7407 (Arm_address): New type.
7408 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7409 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7410 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7411 constants.
7412 (Insn_template): Same.
7413 (DEF_STUBS): New macro.
7414 (Stub_type): New enum type.
7415 (Stub_template): New class definition.
7416 (Stub): Same.
7417 (Reloc_stub): Same.
7418 (Stub_factory): Same.
7419 (Target_arm::Target_arm): Initialize may_use_blx_ and
7420 should_force_pic_veneer_.
7421 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7422 Target_arm::should_force_pic_veneer,
7423 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7424 Target_arm::using_thumb_only, Target_arm:;default_target): New
7425 method defintions.
7426 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7427 New data member declarations.
7428 (Insn_template::size, Insn_template::alignment): New method defintions.
7429 (Stub_template::Stub_template): New method definition.
7430 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7431 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7432 (Stub_factory::Stub_factory): New method definition.
7433 * gold.h (string_hash): New template.
7434 * output.h (Input_section_specifier::hash_value): Use
7435 gold::string_hash.
7436 (Input_section_specifier::string_hash): Remove.
7437 * stringpool.cc (Stringpool_template::string_hash): Use
7438 gold::string_hash.
7439
6c172549
DK		 74402009-10-20 Doug Kwan <dougkwan@google.com>
7441
7442 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7443 symbols of relaxed input sections.
7444 * output.h (Output_section::find_relaxed_input_section): Make
7445 method public.
7446
c5617f2f
DK		 74472009-10-16 Doug Kwan <dougkwan@google.com>
7448
7449 * dynobj.cc (Versions::Versions): Initialize version_script_.
7450 Only insert base version symbol definition for a shared object
7451 if version script defines any version versions.
7452 (Versions::define_base_version): New method definition.
7453 (Versions::add_def): Check that base version is not needed.
7454 (Versions::add_need): Define base version lazily.
7455 * dynobj.h (Versions::define_base_version): New method declaration.
7456 (Versions::needs_base_version_): New data member declaration.
7457 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7458 (check_DATA): Add no_version_test.stdout.
7459 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7460 New make rules.
7461 * testsuite/Makefile.in: Regenerate.
7462 * testsuite/no_version_test.c: New file.
7463 * testsuite/no_version_test.sh: Ditto.
7464
3c12dcdb
DK		 74652009-10-16 Doug Kwan <dougkwan@google.com>
7466
7467 * expression.cc (class Segment_start_expression): New class definition.
7468 (Segment_start_expression::value): New method definition.
7469 (script_exp_function_segment_start): Return a new
7470 Segment_start_expression.
7471 * gold/script-c.h (script_saw_segment_start_expression): New function
7472 prototype.
7473 * script-sections.cc (Script_sections::Script_sections): Initialize
7474 SAW_SEGMENT_START_EXPRESSION_ to false.
7475 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7476 and -Tbbs options to specify section addresses if given in
7477 command line and no SEGMENT_START expression is seen in a script.
7478 * script-sections.h (Script_sections::saw_segment_start_expression,
7479 Script_sections::set_saw_segment_start_expression): New method
7480 definition.
7481 (Script_sections::saw_segment_start_expression_): New data member
7482 declaration.
7483 * script.cc (script_saw_segment_start_expression): New function.
7484 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7485 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7486 script_test_7.sh and script_test_8.sh.
7487 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7488 script_test_8.stdout.
7489 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7490 (script_test_6, script_test_6.stdout, script_test_7,
7491 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7492 * Makefile.in: Regenerate.
7493 * testsuite/script_test_6.sh: New file.
7494 * testsuite/script_test_6.t: Same.
7495 * testsuite/script_test_7.sh: Same.
7496 * testsuite/script_test_7.t: Same.
7497 * testsuite/script_test_8.sh: Same.
7498
64b1ae37
DK		 74992009-10-16 Doug Kwan <dougkwan@google.com>
7500
7501 * output.cc (Output_segment::set_section_list_address): Cast
7502 expressions to unsigned long long type to avoid format warnings.
7503
661be1e2
ILT		 75042009-10-15 Ian Lance Taylor <iant@google.com>
7505
12edd763 7506 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7507 dot assignment to script_sections_.
12edd763
ILT		 7508 * script-sections.cc (Script_sections::add_dot_assignment):
7509 Initialize if necessary.
7510
68b6574b
ILT		 7511 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7512 program headers with no load segment if there is a linker script.
7513
661be1e2
ILT		 7514 * layout.cc (Layout::set_segment_offsets): Align the file offset
7515 to the segment aligment for -N or -n with no load segment.
7516 * output.cc (Output_segment::add_output_section): Don't crash if
7517 the first section is a TLS section.
7518 (Output_segment::set_section_list_addresses): Print an error
7519 message if the address moves backward in a linker script.
7520 * script-sections.cc
7521 (Output_section_element_input::set_section_addresses): Don't
7522 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7523 (Orphan_output_section::set_section_addresses): Likewise.
7524
f15f61a7
DK		 75252009-10-15 Doug Kwan <dougkwan@google.com>
7526
7527 * layout.cc (Layout::finish_dynamic_section): Generate tags
7528 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7529 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7530 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7531
82bb573a
ILT		 75322009-10-14 Ian Lance Taylor <iant@google.com>
7533
7534 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7535 fields.
7536 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7537 data_shdr fields of relinfo.
7538 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7539 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7540 R_386_TLS_LDO_32, adjust based on section flags.
7541 (Target_i386::Relocate::fix_up_ldo): Remove.
7542
374ad285
ILT		 75432009-10-13 Ian Lance Taylor <iant@google.com>
7544
7545 Add support for -pie.
7546 * options.h (class General_options): Add -pie and
7547 --pic-executable.
7548 (General_options::output_is_position_independent): Test -pie.
7549 (General_options::output_is_executable): Return true if not shared
7550 and not relocatable.
7551 (General_options::output_is_pie): Remove.
7552 * options.cc (General_options::finalize): Reject incompatible uses
7553 of -pie.
7554 * gold.cc (queue_middle_tasks): A -pie link is not static.
7555 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7556 * symtab.cc (Symbol::final_value_is_known): Return false if
7557 output_is_position_independent.
7558 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7559 output_is_position_independent.
7560 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7561 output_is_position_independent.
7562 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7563 output_is_position_independent.
7564 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7565 two_file_pie_test.
7566 (basic_pie_test.o, basic_pie_test): New targets.
7567 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7568 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7569 (two_file_pie_test): New target.
7570 * testsuite/Makefile.in: Rebuild.
7571 * README: Remove note saying that -pie is not supported.
7572
c6585162
ILT		 75732009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7574
7575 * options.h (class General_options): Add -init and -fini.
7576 * layout.cc (Layout::finish_dynamic_section): Emit
7577 given init and fini functions.
7578
032ce4e9
ST		 75792009-10-13 Sriraman Tallam <tmsriram@google.com>
7580
7581 * gc.h (gc_process_relocs): Check if icf is enabled using new
7582 function.
7583 * gold.cc (queue_initial_tasks): Likewise.
7584 (queue_middle_tasks): Likewise.
7585 * object.cc (do_layout): Likewise.
7586 * symtab.cc (is_section_folded): Likewise.
7587 * main.cc (main): Likewise.
7588 * reloc.cc (Read_relocs::run): Likewise.
7589 (Sized_relobj::do_scan_relocs): Likewise.
7590 * icf.cc (is_function_ctor_or_dtor): New function.
7591 (Icf::find_identical_sections): Check if function is ctor or dtor when
7592 safe icf is chosen.
7593 * options.h (General_options::icf): Change option to be an enum.
7594 (Icf_status): New enum.
7595 (icf_enabled): New method.
7596 (icf_safe_folding): New method.
7597 (set_icf_status): New method.
7598 (icf_status_): New variable.
7599 * (options.cc) (General_options::finalize): Set icf_status_.
7600 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7601 icf_test and icf_keep_unique_test to use the --icf enum flag.
7602 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7603 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7604
f345227a
ST		 76052009-10-12 Sriraman Tallam <tmsriram@google.com>
7606
7607 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7608 includes to gc.h and icf.h.
7609 * arm.cc: Include gc.h.
7610 * gold.cc: Likewise.
7611 * i386.cc: Likewise.
7612 * powerpc.cc: Likewise.
7613 * sparc.cc: Likewise.
7614 * x86_64.cc: Likewise.
7615 * gc.h: Include icf.h.
7616
1c7814ed
ILT		 76172009-10-11 Ian Lance Taylor <iant@google.com>
7618
7619 * plugin.cc: Include "gold.h" before other header files.
7620
ae3b5189
CD		 76212009-10-10 Chris Demetriou <cgd@google.com>
7622
7623 * options.h (Input_file_argument::Input_file_type): New enum.
7624 (Input_file_argument::is_lib_): Replace with...
7625 (Input_file_argument::type_): New member.
7626 (Input_file_argument::Input_file_argument): Take Input_file_type
7627 'type' rather than boolean 'is_lib' as second argument.
7628 (Input_file_argument::is_lib): Use type_.
7629 (Input_file_argument::is_searched_file): New function.
7630 (Input_file_argument::may_need_search): Handle is_searched_file.
7631 * options.cc (General_options::parse_library): Support -l:filename.
7632 (General_options::parse_just_symbols): Update for Input_file_argument
7633 changes.
7634 (Command_line::process): Likewise.
7635 * archive.cc (Archive::get_file_and_offset): Likewise.
7636 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7637 * script.cc (read_script_file, script_add_file): Likewise.
7638 * fileread.cc (Input_file::Input_file): Likewise.
7639 (Input_file::will_search_for): Handle is_searched_file.
7640 (Input_file::open): Likewise.
7641 * readsyms.cc (Read_symbols::get_name): Likewise.
7642 * testsuite/Makefile.am (searched_file_test): New test.
7643 * testsuite/Makefile.in: Regenerate.
7644 * testsuite/searched_file_test.cc: New file.
7645 * testsuite/searched_file_test_lib.cc: New file.
7646
f3048a1d
ILT		 76472009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7648 Ian Lance Taylor <iant@google.com>
7649
7650 * descriptor.cc: Include <cstdio> and "binary-io.h".
7651 (Descriptors::open): Open the files in binary mode always.
7652 * script.cc (Lex::get_token): Treat \r as whitespace.
7653
d4780e57
ILT		 76542009-10-09 Ian Lance Taylor <iant@google.com>
7655
7656 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7657
d9a893b8
ILT		 76582009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7659 Ian Lance Taylor <iant@google.com>
7660
7661 * configure.ac: Check for readv function also.
7662 * fileread.cc (readv): Define if not HAVE_READV.
7663 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7664 does not exist.
7665 * config.in: Regenerate.
7666 * configure: Regenerate.
7667
c0a62865
DK		 76682009-10-09 Doug Kwan <dougkwan@google.com>
7669
7670 * layout.cc (Layout::make_output_section): Call target hook to make
7671 ordinary output section.
7672 (Layout::finalize): Adjust parameter list of call the
7673 Target::may_relax().
7674 * layout.h (class Layout::section_list): New method.
7675 * merge.h (Output_merge_base::entsize): Change visibility to public.
7676 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7677 New methods.
7678 (Output_merge_string::do_is_string): New method.
7679 * object.cc (Sized_relobj::do_setup): renamed from
7680 Sized_relobj::set_up.
7681 * object.h (Sized_relobj::adjust_shndx,
7682 Sized_relobj::initializ_input_to_output_maps,
7683 Sized_relobj::free_input_to_output_maps): Change visibilities to
7684 protected.
7685 (Sized_relobj::setup): Virtualize.
7686 (Sized_relobj::do_setup): New method declaration.
7687 (Sized_relobj::invalidate_section_offset,
7688 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7689 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7690 * options.cc (parse_int): New function.
7691 * options.h (parse_int): New declaration.
7692 (DEFINE_int): New macro.
7693 (stub_group_size): New option.
7694 * output.cc (Output_section::Output_section): Initialize memebers
7695 merge_section_map_, merge_section_by_properties_map_,
7696 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7697 (Output_section::add_input_section): Handled deferred code-fill
7698 generation and remove an old comment.
7699 (Output_section::add_relaxed_input_section): New method definition.
7700 (Output_section::add_merge_input_section): Use merge section by
7701 properties map to speed to search. Update merge section maps
7702 as appropriate.
7703 (Output_section::build_relaxation_map): New method definition.
7704 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7705 Same.
7706 (Output_section::relax_input_section): Renamed to
7707 Output_section::convert_input_sections_to_relaxed_sections and change
7708 interface to take a vector of pointers to relaxed sections.
7709 (Output_section::find_merge_section,
7710 Output_section::find_relaxed_input_section): New method definitions.
7711 (Output_section::is_input_address_mapped,
7712 Output_section::output_offset, Output_section::output_address):
7713 Use output section data maps to speed up searching.
7714 (Output_section::find_starting_output_address): Add comments.
7715 (Output_section::do_write,
7716 Output_section::write_to_postprocessing_buffer): Do code-fill
7717 generation as appropriate.
7718 (Output_section::get_input_sections): Invalidate relaxed input section
7719 map.
7720 (Output_section::restore_states): Adjust type of checkpoint .
7721 Invalidate relaxed input section map.
7722 * output.h (Output_merge_base): New class declaration.
7723 (Input_section_specifier): New class defintion.
7724 (class Output_relaxed_input_section) Change base class to
7725 Output_section_data_build.
7726 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7727 base class initializer.
7728 (Output_section::add_relaxed_input_section): New method declaration.
7729 (Output_section::Input_section): Change visibility to protected.
7730 (Output_section::Input_section::relobj,
7731 Output_section::Input_section::shndx): Handle relaxed input sections.
7732 Output_section::input_sections) Change visibility to protected. Also
7733 define overload to return a non-const pointer.
7734 (Output_section::Merge_section_properties): New class defintion.
7735 (Output_section::Merge_section_by_properties_map,
7736 Output_section::Output_section_data_by_input_section_map,
7737 Output_section::Relaxation_map): New types.
7738 (Output_section::relax_input_section): Rename method to
7739 Output_section::convert_input_sections_to_relaxed_sections and change
7740 interface to take a vector of relaxed section pointers.
7741 (Output_section::find_merge_section,
7742 Output_section::find_relaxed_input_section,
7743 Output_section::build_relaxation_map,
7744 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7745 New method declarations.
7746 (Output_section::merge_section_map_
7747 Output_section::merge_section_by_properties_map_,
7748 Output_section::relaxed_input_section_map_,
7749 Output_section::is_relaxed_input_section_map_valid_,
7750 Output_section::generate_code_fills_at_write_): New data members.
7751 * script-sections.cc
7752 (Output_section_element_input::set_section_addresses): Call
7753 current_data_size and addralign methods of relaxed input sections.
7754 (Orphan_output_section::set_section_addresses): Call current_data_size
7755 and addralign methods of relaxed input sections.
7756 * symtab.cc (Symbol_table::compute_final_value): Extract template
7757 from the body of Symbol_table::sized_finalize_symbol.
7758 (Symbol_table::sized_finalized_symbol): Call
7759 Symbol_table::compute_final_value.
7760 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7761 (Symbol_table::compute_final_value): New templated method declaration.
7762 * target.cc (Target::do_make_output_section): New method defintion.
7763 * target.h (Target::make_output_section): New method declaration.
7764 (Target::relax): Add more parameters for input objects, symbol table
7765 and layout. Adjust call to do_relax.
7766 (Target::do_make_output_section): New method declaration.
7767 (Target::do_relax): Add parameters for input objects, symbol table
7768 and layout.
7769
d446d6c4
ILT		 77702009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7771
7772 * pread.c: Include stdio.h.
7773
bc06c745
ILT		 77742009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7775
7776 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7777 defined.
7778
75aea3d0
ILT		 77792009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7780
7781 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7782 Change read_shndx type to unsigned int.
7783 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7784 int.
7785 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7786 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7787 Change read_shndx type to unsigned int.
7788 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7789 int.
7790 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7791 * layout.cc (Layout::create_symtab_sections): Cast the result of
7792 local_symcount * symsize to off_t in the gold_assert.
7793
be8fcb75
ILT		 77942009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7795
7796 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7797 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7798 R_ARM_BASE_ABS.
7799 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7800 (Arm_relocate_functions::thm_abs5): New function.
7801 (Arm_relocate_functions::abs12): New function.
7802 (Arm_relocate_functions::abs16): New function.
7803 (Arm_relocate_functions::base_abs): New function.
7804 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7805 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7806 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7807 R_ARM_BASE_ABS.
7808 (Scan::global): Likewise.
7809 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7810 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7811 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7812 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7813 R_ARM_BASE_ABS.
7814
c2a122b6
ILT		 78152009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7816
7817 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7818 (Arm_relocate_functions::movt_prel): New function.
7819 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7820 (Arm_relocate_functions::thm_movt_prel): New function.
7821 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7822 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7823 (Scan::global, Relocate::relocate): Likewise.
7824 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7825
c4aa1e2d
ILT		 78262009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7827
7828 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7829 Incremental_checker.
7830 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7831 unsigned int.
7832 (class Incremental_inputs_header): New class.
7833 (Incremental_inputs_header_writer): Edit comment.
7834 (Incremental_inputs_entry): New class.
7835 (Incremental_inputs_entry_writer): Edit comment.
7836 (Sized_incremental_binary::do_find_incremental_inputs_section):
7837 Add *strtab_shndx parameter, fill it.
7838 (Sized_incremental_binary::do_check_inputs): New method.
7839 (Incremental_checker::can_incrementally_link_output_file): Use
7840 Sized_incremental_binary::check_inputs.
7841 (Incremental_inputs::report_command_line): Save command line in
7842 command_line_.
7843 * incremental.h:
7844 (Incremental_binary::find_incremental_inputs_section): New
7845 method.
7846 (Incremental_binary::do_find_incremental_inputs_section): Add
7847 strtab_shndx parameter.
7848 (Incremental_binary::do_check_inputs): New pure virtual method.
7849 (Sized_incremental_binary::do_check_inputs): Declare.
7850 (Incremental_checker::Incremental_checker): Add incremental_inputs
7851 parameter, use it to initialize incremental_inputs_.
7852 (Incremental_checker::incremental_inputs_): New field.
7853 (Incremental_checker::command_line): New method.
7854 (Incremental_checker::inputs): New method.
7855 (Incremental_checker::command_line_): New field.
7856
c549a694
ILT		 78572009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7858
7859 * incremental.cc: Include <cstdarg> and "target-select.h".
7860 (vexplain_no_incremental): New function.
7861 (explain_no_incremental): New function.
7862 (Incremental_binary::error): New method.
7863 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7864 method.
7865 (make_sized_incremental_binary): New function.
7866 (open_incremental_binary): New function.
7867 (can_incrementally_link_file): Add checks if output is ELF and has
7868 inputs section.
7869 * incremental.h: Include "elfcpp_file.h" and "output.h".
7870 (Incremental_binary): New class.
7871 (Sized_incremental_binary): New class.
7872 (open_incremental_binary): Declare.
7873 * object.cc (is_elf_object): Use
7874 elfcpp::Elf_recognizer::is_elf_file.
7875 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7876 * output.h (Output_file::filesize): New method.
7877
fd3c5f0b
ILT		 78782009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7879
7880 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7881 New function.
7882 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7883 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7884 function.
7885 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7886 function.
7887 (Arm_relocate_functions::movw_abs_nc): New function.
7888 (Arm_relocate_functions::movt_abs): New function.
7889 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7890 (Arm_relocate_functions::thm_movt_abs): New function.
7891 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7892 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7893 (Scan::global): Likewise.
7894 (Relocate::relocate): Likewise.
7895 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7896
7f5309a5
ILT		 78972009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7898
7899 * arm.cc (Arm_relocate_functions::got_prel) New function.
7900 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7901 (Relocate::relocate): Likewise.
7902 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7903
364c7fa5
ILT		 79042009-10-06 Ian Lance Taylor <iant@google.com>
7905
7906 * options.h (class General_options): Define
7907 split_stack_adjust_size parameter.
7908 * object.h (class Object): Add uses_split_stack_ and
7909 has_no_split_stack_ fields. Add uses_split_stack and
7910 has_no_split_stack accessor functions. Declare
7911 handle_split_stack_section.
7912 (class Reloc_symbol_changes): Define.
7913 (class Sized_relobj): Define Function_offsets. Declare
7914 split_stack_adjust, split_stack_adjust_reltype, and
7915 find_functions.
7916 * object.cc (Object::handle_split_stack_section): New function.
7917 (Sized_relobj::do_layout): Call handle_split_stack_section.
7918 * dynobj.cc (Sized_dynobj::do_layout): Call
7919 handle_split_stack_section.
7920 * reloc.cc (Sized_relobj::relocate_sections): Call
7921 split_stack_adjust for executable sections in split_stack
7922 objects. Pass reloc_map to relocate_section.
7923 (Sized_relobj::split_stack_adjust): New function.
7924 (Sized_relobj::split_stack_adjust_reltype): New function.
7925 (Sized_relobj::find_functions): New function.
7926 * target-reloc.h: Include "object.h".
7927 (relocate_section): Add reloc_symbol_changes parameter. Change
7928 all callers.
7929 * target.h (class Target): Add calls_non_split method. Declare
7930 do_calls_non_split virtual method. Declare match_view and
7931 set_view_to_nop.
7932 * target.cc: Include "elfcpp.h".
7933 (Target::do_calls_non_split): New function.
7934 (Target::match_view): New function.
7935 (Target::set_view_to_nop): New function.
7936 * gold.cc (queue_middle_tasks): Give an error if mixing
7937 split-stack and non-split-stack objects with -r.
7938 * i386.cc (Target_i386::relocate_section): Add
7939 reloc_symbol_changes parameter.
7940 (Target_i386::do_calls_non_split): New function.
7941 * x86_64.cc (Target_x86_64::relocate_section): Add
7942 reloc_symbol_changes parameter.
7943 (Target_x86_64::do_calls_non_split): New function.
7944 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7945 parameter.
7946 * powerpc.cc (Target_powerpc::relocate_section): Add
7947 reloc_symbol_changes parameter.
7948 * sparc.cc (Target_sparc::relocate_section): Add
7949 reloc_symbol_changes parameter.
7950 * configure.ac: Call AM_CONDITIONAL for the default target.
7951 * configure: Rebuild.
7952 * testsuite/Makefile.am (TEST_AS): New variable.
7953 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7954 (check_DATA): Add split_i386 and split_x86_64 files.
7955 (SPLIT_DEFSYMS): Define.
7956 (split_i386_[1234n].o): New targets.
7957 (split_i386_[124]): New targets.
7958 (split_i386_[1234r].stdout): New targets.
7959 (split_x86_64_[1234n].o): New targets.
7960 (split_x86_64_[124]): New targets.
7961 (split_x86_64_[1234r].stdout): New targets.
7962 (MOSTLYCLEANFILES): Add new executables.
7963 * testsuite/split_i386.sh: New file.
7964 * testsuite/split_x86_64.sh: New file.
7965 * testsuite/split_i386_1.s: New file.
7966 * testsuite/split_i386_2.s: New file.
7967 * testsuite/split_i386_3.s: New file.
7968 * testsuite/split_i386_4.s: New file.
7969 * testsuite/split_i386_n.s: New file.
7970 * testsuite/split_x86_64_1.s: New file.
7971 * testsuite/split_x86_64_2.s: New file.
7972 * testsuite/split_x86_64_3.s: New file.
7973 * testsuite/split_x86_64_4.s: New file.
7974 * testsuite/split_x86_64_n.s: New file.
7975 * testsuite/testfile.cc (Target_test): Update relocation_section
7976 function.
7977 * testsuite/Makefile.in: Rebuild.
7978
e8a9fcda
ILT		 79792009-10-06 Ian Lance Taylor <iant@google.com>
7980
7981 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7982 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7983 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7984 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7985 the address on ldo_addrs_.
7986 (Target_i386::Relocate::fix_up_ldo): New function.
7987
e99daf92
ILT		 79882009-10-06 Rafael Espindola <espindola@google.com>
7989
7990 * plugin.cc (add_input_library): New.
7991 (Plugin::load): Add add_input_library to tv.
7992 (Plugin_manager::add_input_file): Add the is_lib argument.
7993 (add_input_file): Update call to Plugin_manager::add_input_file.
7994 (add_input_library): New.
7995 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7996
966d4097
DK		 79972009-09-30 Doug Kwan <dougkwan@google.com>
7998
7999 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8000 symbol and call Symbol::may_need_copy_reloc to determine if
8001 a copy reloc is needed.
8002 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8003 nocopyreloc is given in command line.
8004 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8005 given in command line.
8006 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8007 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8008 of the removed Target_i386::may_need_copy_reloc.
8009 * options.h (copyreloc): New option with default value false.
8010 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8011 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8012 instead of the removed Target_powerpc::may_need_copy_reloc.
8013 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8014 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8015 instead of the removed Target_sparc::may_need_copy_reloc.
8016 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8017 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8018 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8019 instead of the removed Target_x86_64::may_need_copy_reloc.
8020
029ba973
ILT		 80212009-09-30 Ian Lance Taylor <iant@google.com>
8022
8023 * object.h (class Object): Remove target_ field, and target,
8024 sized_target, and set_target methods.
8025 (Object::sized_target): Remove.
8026 (class Sized_relobj): Update declarations. Remove sized_target.
8027 * object.cc (Sized_relobj::setup): Remove target parameter.
8028 Change all callers.
8029 (Input_objects::add_object): Don't do anything with the target.
8030 (make_elf_sized_object): Add punconfigured parameter. Change all
8031 callers. Set or test parameter target.
8032 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8033 Change all callers.
8034 * parameters.cc (Parameters::set_target): Change parameter type to
8035 be non-const.
8036 (Parameters::default_target): Remove.
8037 (set_parameters_target): Change parameter type to be non-const.
8038 (parameters_force_valid_target): New function.
8039 (parameters_clear_target): New function.
8040 * parameters.h (class Parameters): Update declarations. Remove
8041 default_target method. Add sized_target and clear_target
8042 methods. Change target_ to be non-const.
8043 (set_parameters_target): Update declaration.
8044 (parameters_force_valid_target): Declare.
8045 (parameters_clear_target): Declare.
8046 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8047 as NULL if we aren't searching.
8048 (Add_symbols::run): Don't check for compatible target.
8049 * fileread.cc (Input_file::open_binary): Call
8050 parameters_force_valid_target.
8051 * gold.cc (queue_middle_tasks): Likewise.
8052 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8053 set_target on object.
8054 * dynobj.h (class Sized_dynobj): Update declarations.
8055 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8056 make_elf_object returns NULL.
8057 (Archive::include_member): Don't check whether object target is
8058 compatible.
8059 * output.cc (Output_section::add_input_section): Get target from
8060 parameters.
8061 (Output_section::relax_input_section): Likewise.
8062 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8063 parameters.
8064 (Sized_relobj::do_scan_relocs): Likewise.
8065 (Sized_relobj::relocate_sections): Likewise.
8066 * resolve.cc (Symbol_table::resolve): Likewise.
8067 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8068 parameter. Change all callers.
8069 (Symbol_table::add_from_object): Get target from parameters.
8070 (Symbol_table::add_from_relobj): Don't check object target.
8071 (Symbol_table::add_from_dynobj): Likewise.
8072 (Symbol_table::define_special_symbol): Get target from
8073 parameters.
8074 * symtab.h (class Symbol_table): Update declaration.
8075 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8076 parameter. Change all callers. Clear parameter target.
8077 (Binary_test): Test target here.
8078 * testsuite/object_unittest.cc (gold_testsuite): Remove
8079 target_test_pointer parameter. Change all callers.
8080 (Object_test): Test target here.
8081
a6a22b83
ILT		 80822009-09-26 Ian Lance Taylor <iant@google.com>
8083
8084 * testsuite/initpri1.c: Don't try to use constructor priorities if
8085 compiling with gcc before 4.3.
8086
6a8f49fe
ILT		 80872009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8088
8089 * testsuite/retain_symbols_file_test.sh (check_present): Change
8090 output file name to retain_symbols_file_test.stdout.
8091 (check_absent): Likewise.
8092
8c604651
CS		 80932009-09-18 Craig Silverstein <csilvers@google.com>
8094
8095 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8096 * options.cc: Include <cerrno> and <fstream>.
8097 (General_options::finalize): Parse -retain-symbols-file tag.
8098 * options.h: New flag.
8099 (General_options): New method should_retain_symbol, new
8100 variable symbols_to_retain.
8101 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8102 should_retain_symbol map.
8103 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8104 * testsuite/Makefile.in: Regenerate.
8105 * testsuite/retain_symbols_file_test.sh: New file.
8106
ca58b19f
NC		 81072009-09-18 Nick Clifton <nickc@redhat.com>
8108
8109 * po/es.po: Updated Spanish translation.
8110
20e6d0d6
DK		 81112009-09-17 Doug Kwan <dougkwan@google.com>
8112
8113 * debug.h (DEBUG_RELAXATION): New constant.
8114 (DEBUG_ALL): Add DEBUG_RELAXATION.
8115 (debug_string_to_enum): Add relaxation debug option.
8116 * layout.cc
8117 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8118 Layout::Relaxation_debug_check::read_sections,
8119 Layout::Relaxation_debug_check::read_sections): New method definitions.
8120 (Layout::Layout): Initialize data members
8121 record_output_section_data_from_scrips_,
8122 script_output_section_data_list_ and relaxation_debug_check_.
8123 (Layout::save_segments, Layout::restore_segments,
8124 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8125 Layout::relaxation_loop_body): New method definitions.
8126 (Layout::finalize): Support relaxation. Move section layout code to
8127 Layout::relaxation_loop_body.
8128 (Layout::set_asection_address_from_script): Move code for orphan
8129 section placement out.
8130 (Layout::place_orphan_sections_in_script): New method definition.
8131 * layout.h (Output_segment_headers, Output_file_header):
8132 New forward class declarations.
8133 (Layout::~Layout): Define.
8134 (Layout::new_output_section_data_from_script): New method definition.
8135 (Layout::place_orphan_sections_in_script): New method declaration.
8136 (Layout::Segment_states): New type declaration.
8137 (Layout::save_segments, Layout::restore_segments,
8138 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8139 Layout::relaxation_loop_body): New method declarations.
8140 (Layout::Output_section_data_list): New type declaration.
8141 (Layout::Relaxation_debug_check): New class definition.
8142 (Layout::record_output_section_data_from_script_,
8143 Layout::script_output_section_data_list_, Layout::segment_states_,
8144 Layout::relaxation_debug_check_): New data members.
8145 * output.cc: (Output_section_headers::do_size): New method definition.
8146 (Output_section_headers::Output_section_headers): Move size
8147 computation to Output_section_headers::do_size.
8148 (Output_segment_headers::do_size): New method definition.
e1df38aa 8149 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8150 Output_file_header::do_size and call it.
8151 (Output_file_header::do_size): New method definition.
8152 (Output_data_group::Output_data_group): Adjust call to
8153 Output_section_data.
8154 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8155 (Output_symtab_xindex::do_write): Add array bound check.
8156 (Output_section::Input_section::print_to_mapfile): Handle
8157 RELAXED_INPUT_SECTION_CODE.
8158 (Output_section::Output_section): Initialize data member checkpoint_.
8159 (Output_section::~Output_section): Delete checkpoint object pointed
8160 by checkpoint_.
8161 (Output_section::add_input_section): Always add an Input_section if
8162 relaxing.
8163 (Output_section::add_merge_input_section): Add assert.
8164 (Output_section::relax_input_section): New method definition.
8165 (Output_section::set_final_data_size): Set load address to zero for
8166 an unallocated section.
8167 (Output_section::do_address_and_file_offset_have_reset_values):
8168 New method definition.
8169 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8170 Handle relaxed input section.
8171 (Output_section::sort_attached_input_sections): Checkpoint input
8172 section list lazily.
8173 (Output_section::get_input_sections): Change type of input_sections to
8174 list of Simple_input_section pointers. Checkpoint input section list
8175 lazily. Also handle relaxed input sections.
8176 (Output_section::add_input_section_for_script): Take a reference to
8177 a Simple_input_section object instead of Relobj pointer and section
8178 index as parameter. Handle relaxed input sections.
8179 (Output_section::save_states, Output_section::restore_states): New
8180 method definitions.
8181 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8182 (Output_data::is_data_size_fixed): New method definition.
8183 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8184 if it is fixed.
8185 (Output_data::address_and_file_offset_have_reset_values): New method
8186 definition.
8187 (Output_data::do_address_and_file_offset_have_reset_values): New method
8188 definition.
8189 (Output_data::set_data_size): Check that data size is not fixed.
8190 (Output_data::fix_data_size): New method definition.
8191 (Output_data::is_data_size_fixed_): New data member.
8192 (Output_section_headers::set_final_data_size): New method definition.
8193 (Output_section_headers::do_size): New method declaration.
8194 (Output_segment_headers::set_final_data_size): New method definition.
8195 (Output_segment_headers::do_size): New method declaration.
8196 (Output_file_header::set_final_data_size)::New method definition.
8197 (Output_file_header::do_size)::New method declaration.
8198 (Output_section_data::Output_section_data): Add new parameter
8199 is_data_size_fixed and use it to fix data size.
8200 (Output_data_const::Output_data_const): Adjust call to base class
8201 constructor and fix data size.
8202 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8203 base class constructor and fix data size.
8204 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8205 base class constructor and fix data size.
8206 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8207 class constructor and fix data size.
8208 (Output_data_group::set_final_data_size): New method definition.
8209 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8210 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8211 class constructor and fix data size.
8212 (Output_relaxed_input_section): New class definition.
8213 (Output_section::Simple_input_section): New class definition.
8214 (Output_section::get_input_sections): Adjust parameter list.
8215 (Output_section::add_input_section_for_script): Same.
8216 (Output_section::save_states, Output_section::restore_states,
8217 Output_section::do_address_and_file_offset_have_reset_values,
8218 (Output_section::Input_section::Input_section): Handle
8219 RELAXED_INPUT_SECTION_CODE. Add new overload for
8220 Output_relaxed_input_section.
8221 (Output_section::Input_section::is_input_section,
8222 Output_section::Input_section::set_output_section): Handle relaxed
8223 input section.
8224 (Output_section::Input_section::is_relaxed_input_section,
8225 Output_section::Input_section::output_section_data,
8226 Output_section::Input_section::relaxed_input_section): New method
8227 definitions.
8228 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8229 value.
8230 (Output_section::Input_section::u1_): Update comments.
8231 (Output_section::Input_section::u2_): Add new union member poris.
8232 (Output_section::Checkpoint_output_section): New classs definition.
8233 (Output_section::relax_input_section): New method declaration.
8234 (Output_section::checkpoint_): New data member.
8235 (Output_segment): Update comments.
8236 (Output_segment::Output_segment): Un-privatize copy constructor.
8237 (Output_segment::operator=): Un-privatize.
8238 * script-sections.cc (Output_section_element::Input_section_list):
8239 Change element type to Output_section::Simple_input_section.
8240 (Output_section_element_dot_assignment::set_section_addresses):
8241 Register output section data for relaxation clean up.
8242 (Output_data_exression::Output_data_expression): Adjust call to base
8243 constructor to fix data size.
8244 (Output_section_element_data::set_section_addresses): Register
8245 Output_data_expression object for relaxation clean up.
8246 (struct Input_section_info): Replace Relobj pointer and section index
8247 pair with Output_section::Simple_input_section and Convert struct to a
8248 class.
8249 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8250 Input_section_info data member to use accessors.
20e6d0d6
DK		 8251 (Output_section_element_input::set_section_addresses): Use layout
8252 parameter. Adjust code to use Output_section::Simple_input_section
8253 and Input_secction_info classes. Register filler for relaxation
8254 clean up.
8255 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8256 and section index pair with Output_section::Simple_input_section
8257 class. Adjust code accordingly.
8258 (Phdrs_element::release_segment): New method definition.
8259 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8260 segment list.
8261 (Script_sections::release_segments): New method definition.
8262 * gold/script-sections.h (Script_sections::release_segments): New
8263 method declaration.
8264 * gold/target.h (Target::may_relax, Target::relax,
8265 Target::do_may_relax, Target::do_relax): New method definitions.
8266
5e445df6
ILT		 82672009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8268
8269 * arm.cc (has_signed_unsigned_overflow): New function.
8270 (Arm_relocate_functions::abs8): New function.
8271 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8272 (Target_arm::Scan::global): Likewise.
8273 (Target_arm::relocate::relocate): Likewise.
8274 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8275 Likewise.
8276
8c604651 82772009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8278
8279 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8280 * testsuite/Makefile.in: Regenerate.
8281
1e9cc1c2
NC		 82822009-09-11 Nick Clifton <nickc@redhat.com>
8283
8284 * po/gold.pot: Updated by the Translation project.
8285
6a89f575
CC		 82862009-09-08 Cary Coutant <ccoutant@google.com>
8287
8288 * output.cc (Output_file::open): Add execute permission to empty file.
8289 * testsuite/Makefile.am (permission_test): New test.
8290 * testsuite/Makefile.in: Regenerate.
8291
fdcac5af
ILT		 82922009-09-02 Ian Lance Taylor <iant@google.com>
8293
8294 * output.cc (Output_file::resize): Call map_no_anonymous rather
8295 than map.
8296
44453f85
ILT		 82972009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8298
8299 * gold.cc: Include "incremental.h".
8300 (queue_initial_tasks): Call Incremental_checker methods.
8301 * incremental.cc: Include "output.h".
8302 (Incremental_checker::can_incrementally_link_output_file): New
8303 method.
8304 * incremental.h (Incremental_checker): New class.
8305
8306 * output.cc (Output_file::open_for_modification): New method.
8307 (Output_file::map_anonymous): Changed return type to bool. Record
8308 map in base_ field.
8309 (Output_file::map_no_anonymous): New method, broken out of map.
8310 (Output_file::map): Use map_no_anonymous and map_anonymous.
8311 * output.h (class Output_file): Update declarations.
8312
293c1386
CC		 83132009-08-24 Cary Coutant <ccoutant@google.com>
8314
8315 * options.h (Command_line::Pre_options): New class.
8316 (Command_line::pre_options): New member.
8317 * options.cc (gold::options::ready_to_register): New variable.
8318 (One_option::register_option): Do nothing if not registering options.
8319 Assert if same short option registered twice.
8320 (General_options::General_options): Turn off option registration when
8321 done constructing.
8322 (Command_line::Pre_options::Pre_options): New constructor.
8323
f773f3d2
CC		 83242009-08-24 Cary Coutant <ccoutant@google.com>
8325
06a73cfe
CC		 8326 * options.h (General_options::no_keep_memory): Remove incorrect
8327 short option.
f773f3d2 8328
a15af8e2
RW		 83292009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8330
8331 * Makefile.am (am__skiplex, am__skipyacc): New.
8332 * Makefile.in: Regenerate.
8333
c462b41b
RW		 83342009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8335
14ec8efd
RW		 8336 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8337 (INCLUDES): ... this.
8338 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8339 (AM_CPPFLAGS): Renamed from ...
8340 (INCLUDE): ... this.
8341 * Makefile.in, testsuite/Makefile.in: Regenerate.
8342
81ecdfbb
RW		 8343 * Makefile.in: Regenerate.
8344 * aclocal.m4: Likewise.
8345 * config.in: Likewise.
8346 * configure: Likewise.
8347 * testsuite/Makefile.in: Likewise.
8348
c462b41b
RW		 8349 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8350 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8351 * Makefile.in: Regenerate.
8352 * testsuite/Makefile.in: Regenerate.
8353
2da73f13
CC		 83542009-08-19 Cary Coutant <ccoutant@google.com>
8355
8356 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8357 symbols in shared libraries overridden by hidden or internal symbols
8358 in the main program.
8359
2db70501
CD		 83602009-08-19 Chris Demetriou <cgd@google.com>
8361
8362 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8363 checking source file names in error messages.
8364
f733487b
DK		 83652009-08-18 Doug Kwan <dougkwan@google.com>
8366
8367 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8368 an elcpp::Ehdr as parameter. Adjust call to set_target.
8369 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8370 an elfcpp::Ehdr as parameter.
8371 * object.cc (Object::set_target): Remove the version that looks up
8372 a target and sets it.
8373 (Sized_relobj::setup): Take a Target object instead of
8374 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8375 (make_elf_sized_object): Find target and ask target to
8376 make an ELF object.
8377 * object.h: (Object::set_target): Remove the version that looks up
8378 a target and sets it.
8379 (Sized_relobj::setup): Take a Target object instead of
8380 an elfcpp:Ehdr as parameter.
8381 * target.cc: Include dynobj.h.
8382 (Target::do_make_elf_object_implementation): New.
8383 (Target::do_make_elf_object): New.
8384 * target.h (Target::make_elf_object): New template declaration.
8385 (Target::do_make_elf_object): New method declarations.
8386 (Target::do_make_elf_object_implementation): New template declaration.
8387
cc70f101
ILT		 83882009-08-14 Ian Lance Taylor <iant@google.com>
8389
8390 * gold.h (FUNCTION_NAME): Define.
8391 (gold_unreachable): Use FUNCTION_NAME.
8392
ef5e0cb1
ST		 83932009-08-12 Sriraman Tallam <tmsriram@google.com>
8394
8395 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8396 symbol in the --keep-unique list is not found.
8397
48c187ce
ST		 83982009-08-12 Sriraman Tallam <tmsriram@google.com>
8399
8400 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8401 been maked as --keep-unique.
8402 (Icf::unfold_section): New function.
8403 * icf.h (Icf::unfold_section): New function.
8404 * options.h (General_options::keep_unique): New option.
8405 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8406 * testsuite/Makefile.in: Regenerate.
8407 * testsuite/icf_keep_unique_test.sh: New file.
8408 * testsuite/icf_keep_unique_test.cc: New file.
8409
645afe0c
CC		 84102009-08-12 Cary Coutant <ccoutant@google.com>
8411
8412 PR 10471
8413 * resolve.cc (Symbol_table::resolve): Check for references from
8414 dynamic objects to hidden and internal symbols.
8415 * testsuite/Makefile.am (hidden_test.sh): New test.
8416 * testsuite/Makefile.in: Regenerate.
8417 * testsuite/hidden_test.sh: New script.
8418 * testsuite/hidden_test_1.c: New test source.
8419 * testsuite/hidden_test_main.c: New test source.
8420
11af873f
DK		 84212009-08-11 Doug Kwan <dougkwan@google.com>
8422
8423 * arm.cc: Update comments.
8424 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8425 segment to locate the .ARM.exidx section if present.
8426
b9f7d72d
DK		 84272009-08-09 Doug Kwan <dougkwan@google.com>
8428
8429 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8430 patch.
8431
ddd3c53c
ST		 84322009-08-07 Sriraman Tallam <tmsriram@google.com>
8433 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8434 compiler warnings.
8435
27721062
ST		 84362009-08-06 Sriraman Tallam <tmsriram@google.com>
8437
8438 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8439 valid tls_segment only for non-debug-section relocations.
8440 * testsuite/Makefile.am: Add gc_tls_test.
8441 * testsuite/Makefile.in: Regenerate.
8442 * testsuite/gc_tls_test.cc: New file.
8443 * testsuite/gc_tls_test.sh: New file.
8444
ef15dade 84452009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8446
ef15dade
ST		 8447 * icf.cc: New file.
8448 * icf.h: New file.
8449 * Makefile.am (CCFILES): Add icf.cc.
8450 (HFILES): Add icf.h
8451 * Makefile.in: Regenerate.
8452 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8453 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8454 section, symbol and addend information for the relocs.
8455 * gold.cc (queue_middle_tasks): Call identical code folding.
8456 * gold.h: Add defines for multimap.
8457 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8458 to the call of finalize_local_symbols.
8459 * main.cc (main): Create object of class Icf.
8460 * object.cc (Sized_relobj::do_layout): Allow this function to be
8461 called twice during icf.
8462 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8463 to sections marked as identical by icf.
8464 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8465 when available.
8466 (Sized_relobj::do_section_entsize): New function.
8467 * object.h (Object::section_entsize): New function.
8468 (Object::do_section_entsize): New pure virtual function.
8469 (Relobj::finalize_local_symbols): Add new parameter.
8470 (Relobj::do_section_entsize): New function.
8471 * options.h (General_options::icf): New option.
8472 (General_options::icf_iterations): New option.
8473 (General_options::print_icf_sections): New option.
8474 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8475 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8476 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8477 icf.
8478 * symtab.cc (Symbol_table::is_section_folded): New function.
8479 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8480 to sections marked as identical by icf.
8481 * symtab.h (Symbol_table::set_icf): New function.
8482 (Symbol_table::icf): New function.
8483 (Symbol_table::is_section_folded): New function.
8484 (Symbol_table::icf_): New data member.
8485 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8486 * testsuite/Makefile.am: Add commands to build icf_test.
8487 * testsuite/Makefile.in: Regenerate.
8488 * testsuite/icf_test.sh: New file.
8489 * testsuite/icf_test.cc: New file.
8490
c3b65ac4
CD		 84912009-07-24 Chris Demetriou <cgd@google.com>
8492
8493 * layout.cc (is_compressible_debug_section): Fix incorrect
8494 comment about compressed section names.
8495
1caf2c51
ILT		 84962009-07-20 Ian Lance Taylor <ian@airs.com>
8497
8498 PR 10419
8499 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8500
1ef4d87f
ILT		 85012009-07-16 Ian Lance Taylor <iant@google.com>
8502
8503 PR 10400
8504 * layout.h: #include <map>.
8505 (class Kept_section): Change from struct to class. Add accessors
8506 and setters. Add section size to Comdat_group mapping. Change
8507 Comdat_group to std::map. Add is_comdat_ field. Add
8508 linkonce_size field in union.
8509 (class Layout): Update declaration of find_or_add_kept_section.
8510 Don't declare find_kept_object.
8511 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8512 parameter. Add object, shndx, is_comdat, and is_group_name
8513 parameters. Change all callers. Adjust for new Kept_section.
8514 (Layout::find_kept_object): Remove.
8515 * object.cc (Sized_relobj::include_section_group): Update use of
8516 Kept_section. Rename secnum to shndx. Only record
8517 Kept_comdat_section if sections are the same size.
8518 (Sized_relobj::include_linkonce_section): Update use of
8519 Kept_section. Only record Kept_comdat_section if sections are the
8520 same size. Set size of linkonce section.
8521 (Sized_relobj::map_to_kept_section): Update call to
8522 get_kept_comdat_section.
8523 * object.h (class Sized_relobj): Rename fields in
8524 Kept_comdat_section to drop trailing underscores; change object
8525 field to Relobj*. Change Kept_comdat_section_table to store
8526 struct rather than pointer.
8527 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8528 Add kept_object and kept_shndx parameters. Change all callers.
8529 (Sized_relobj::get_kept_comdat_section): Change return type to
8530 bool. Add kept_object and kept_shndx parameters. Change all
8531 callers.
8532 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8533 Layout::find_or_add_kept_section.
8534
37c3b7b0
ILT		 85352009-07-09 Ian Lance Taylor <iant@google.com>
8536
8537 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8538 Reserve space in the hash table.
8539
98fa85cb
ILT		 85402009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8541
8542 * fileread.cc (File_read::get_mtime): New method.
8543 * fileread.h (Timespec): New structure.
8544 (File_read::get_mtime): New method.
8545 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8546 Renamed from timestamp_nsec.
8547 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8548 Elf_Xword.
e1df38aa 8549 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8550 timestamp_nsec.
e1df38aa 8551 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8552 (Incremental_inputs::report_obejct): Save mtime; style fix.
8553 (Incremental_inputs::report_script): Save mtime; style fix.
8554 (Incremental_inputs::finalize_inputs): Style fix.
8555 (Incremental_inputs::finalize): Style fix.
8556 (Incremental_inputs::create_input_section_data): Store inputs
8557 mtime.
8558 * incremental.h (Incremental_inputs::report_script): Add mtime
8559 argument.
8560 (Incremental_inputs::Input_info::Input_info): Intialize only one
8561 union member.
8562 (Incremental_inputs::Input_info::archive): Move to nameless
8563 union.
8564 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8565 (Incremental_inputs::Input_info::script): Move to nameless union.
8566 (Incremental_inputs::mtime): New field.
8567 * script.cc (read_input_script): Pass file mtime to
8568 Incremental_input.
8569 * script.h (Script_info::inputs): Style fix.
8570
c9d70757
ILT		 85712009-07-01 Ian Lance Taylor <ian@airs.com>
8572
8573 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8574 instead of 32.
8575
9c547ec3
ILT		 85762009-06-24 Ian Lance Taylor <iant@google.com>
8577
8578 PR 10156
8579 * layout.cc (Layout::choose_output_section): If we find an
8580 existing section, update the flags.
8581 (Layout::create_notes): New function, broken out of
8582 Layout::finalize.
8583 (Layout::finalize): Don't create note sections.
8584 (Layout::create_note): Don't crash if linker script discards
8585 section.
8586 (Layout::create_gold_note): Likewise.
8587 (Layout::create_build_id): Likewise. Don't set
8588 after_input_sections on the section.
8589 (Layout::create_executable_stack_info): Remove target parameter.
8590 Change caller.
8591 * layout.h (class Layout): Declare create_notes. Update
8592 declaration of create_executable_stack_info.
8593 * gold.cc (queue_middle_tasks): Call create_notes.
8594 * output.cc (Output_section::update_flags_for_input_section): Move
8595 here from output.h. If SHF_ALLOC flag is newly set, mark address
8596 invalid.
8597 * output.h (Output_data::mark_address_invalid): New function.
8598 (class Output_section): Only declare, not define,
8599 update_flags_for_input_section. Remove set_flags.
8600
55458500
ILT		 86012009-06-24 Ian Lance Taylor <iant@google.com>
8602
8603 * script-sections.cc (Output_section_definition::
8604 set_section_addresses): Rename shadowing local load_address to
8605 laddr.
8606
1307d6cd
ILT		 86072009-06-24 Ian Lance Taylor <iant@google.com>
8608
8609 PR 10244
8610 * reloc.cc (relocate_sections): Skip empty relocation sections.
8611
ec3f783e
ILT		 86122009-06-23 Ian Lance Taylor <iant@google.com>
8613
8614 PR 10156
8615 * layout.cc (Layout::create_note): Use choose_output_section
8616 rather than make_output_section.
8617
459c9f1c
ILT		 86182009-06-23 Ian Lance Taylor <iant@google.com>
8619
8620 PR 10237
8621 * options.cc (General_options::parse_V): Set printed_version_.
8622 (General_options::General_options): Initialize printed_version_.
8623 * options.h (class General_options): Add printed_version_ field.
8624 * gold.cc (queue_initial_tasks): If there are no input files,
8625 don't give a fatal error if we printed the version information.
8626 (queue_middle_tasks): If using -r with a shared object, give a
8627 fatal error rather than an ordinary error.
8628
1518dc8f
ILT		 86292009-06-23 Ian Lance Taylor <iant@google.com>
8630
8631 PR 10219
8632 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8633 (Layout::make_output_section): Set have_stabstr_section_ if we see
8634 a .stab*str section.
8635 (Layout::finalize): Call link_stabs_sections.
8636 (Layout::link_stabs_sections): New file.
8637 * layout.h (class Layout): Add have_stabstr_section_ field.
8638 Declare link_stabs_sections.
8639
3d857b98
DK		 86402009-06-23 Doug Kwan <dougkwan@google.com>
8641
8642 * Makefile.am (libgold_a_LIBADD): New.
8643 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8644 * Makefile.in: Regenerate.
8645 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8646 * configure: Regenerate.
8647 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8648 * fileread.cc: Include sys/state.h
8649 * gold.h: Declare memmem and strndup if found missing.
8650 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8651
0639a6f6
ILT		 86522009-06-23 Ian Lance Taylor <iant@google.com>
8653
8654 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8655 * configure: Rebuild.
8656
8d63875c
ILT		 86572009-06-23 Ian Lance Taylor <iant@google.com>
8658
8659 PR 10147
8660 * object.cc (Object::section_contents): Don't try to get a view if
8661 the section has length zero.
8662 (Object::handle_gnu_warning_section): If the section is empty, use
8663 the name of the section as the warning.
8664
f7c8a183
ILT		 86652009-06-23 Ian Lance Taylor <iant@google.com>
8666
8667 PR 10133
8668 * stringpool.h (class Stringpool_template): Add optimize_ field.
8669 (Stringpool_template::set_optimize): New function.
8670 * stringpool.cc (Stringpool_template::Stringpool_template):
8671 Initialize optimize_ field.
8672 (Stringpool_template::set_string_offsets): Test local optimize
8673 fild rather than parameter.
8674 * layout.cc (Layout::Layout): Call set_optimize on the section
8675 name stringpool.
8676
e6a307ba
ILT		 86772009-06-22 Ian Lance Taylor <iant@google.com>
8678
8679 PR 10030
8680 * yyscript.y: Parse TARGET.
8681 * script.cc (script_set_target): New function.
8682 * script-c.h (script_set_target): Declare.
8683 * options.cc (General_options::string_to_object_format): Rename
8684 from string_to_object_format in anonymous namespace. Change
8685 callers.
8686 * options.h (class General_options): Declare
8687 string_to_object_format.
8688
3ee173de
ILT		 86892009-06-22 Ian Lance Taylor <iant@google.com>
8690
8691 * script-sections.cc (Script_sections::create_segments): Don't put
8692 program headers in a PT_LOAD segment if -n or -N.
8693
86942009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8695
8696 PR 10141
8697 * options.h (class General_options): Add -z lazy and -z now. Sort
8698 -z options into alphabetical order.
8699 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8700
cd6739a1 87012009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8702
8703 * layout.cc (Layout::make_output_section): Call
8704 Target::new_output_section.
8705 (Layout::attach_allocated_section_to_segment): Put large section
8706 sections in a separate load segment with the large segment flag
8707 set.
8708 (Layout::segment_precedes): Sort large data segments after other
8709 load segments.
8710 (align_file_offset): New static function.
8711 (Layout::set_segment_offsets): Use align_file_offset.
8712 * output.h (class Output_section): Add is_small_section_ and
8713 is_large_section_ fields.
8714 (Output_section::is_small_section): New function.
8715 (Output_section::set_is_small_section): New function.
8716 (Output_section::is_large_section): New function.
8717 (Output_section::set_is_large_section): New function.
8718 (Output_section::is_large_data_section): New function.
8719 (class Output_segment): Add is_large_data_segment_ field.
8720 (Output_segment::is_large_data_segment): New function.
8721 (Output_segment::set_is_large_data_segment): New function.
8722 * output.cc (Output_section::Output_section): Initialize new
8723 fields.
8724 (Output_segment::Output_segment): Likewise.
8725 (Output_segment::add_output_section): Add assertion that large
8726 data sections always go in large data segments. Force small data
8727 sections to the end of the list of data sections. Force small BSS
8728 sections to the start of the list of BSS sections. For large BSS
8729 sections to the end of the list of BSS sections.
8730 * symtab.h (class Symbol): Declare is_common_shndx.
8731 (Symbol::is_defined): Check Symbol::is_common_shndx.
8732 (Symbol::is_common): Likewise.
8733 (class Symbol_table): Define enum Commons_section_type. Update
8734 declarations. Add small_commons_ and large_commons_ fields.
8735 * symtab.cc (Symbol::is_common_shndx): New function.
8736 (Symbol_table::Symbol_table): Initialize new fields.
8737 (Symbol_table::add_from_object): Put small and large common
8738 symbols in the right list.
8739 (Symbol_table::sized_finalized_symbol): Check
8740 Symbol::is_common_shndx.
8741 (Symbol_table::sized_write_globals): Likewise.
8742 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8743 common symbol lists. Don't call do_allocate_commons_list if the
8744 list is empty.
8745 (Symbol_table::do_allocate_commons_list): Remove is_tls
8746 parameter. Add comons_section_type parameter. Change all
8747 callers. Handle small and large common symbols.
8748 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8749 Symbol::is_common_shndx.
8750 * resolve.cc (symbol_to_bits): Likewise.
8751 * target.h (Target::small_common_shndx): New function.
8752 (Target::small_common_section_flags): New function.
8753 (Target::large_common_shndx): New function.
8754 (Target::large_common_section_flags): New function.
8755 (Target::new_output_section): New function.
8756 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8757 small_common_section_flags, and large_common_section_flags
8758 fields.
8759 (Target::do_new_output_section): New virtual function.
8760 * arm.cc (Target_arm::arm_info): Initialize new fields.
8761 * i386.cc (Target_i386::i386_info): Likewise.
8762 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8763 Likewise.
8764 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8765 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8766 (Target_x86_64::do_new_output_section): New function.
8767 * configure.ac: Define conditional MCMODEL_MEDIUM.
8768 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8769 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8770 (large_LDFLAGS): Define.
8771 * testsuite/large.c: New file.
8772 * testsuite/testfile.cc (Target_test::test_target_info):
8773 Initialize new fields.
8774 * configure, testsuite/Makefile.in: Rebuild.
8775
bb04269c
DK		 87762009-06-05 Doug Kwan <dougkwan@google.com>
8777
8778 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8779 * Makefile.in: Regenerate.
bb04269c
DK		 8780 * i386.cc (class Target_i386): Define new virtual method to
8781 override do_is_local_label_name in parent.
8782 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8783 local symbols if --discard-locals or -X is given.
8784 * options.h (class General_options): Declare new options
8785 '--discard-locals' and '-X' for discarding locals.
8786 * target.h (class Target): Define new methods is_local_label_name.
8787 Declare new virtual method do_is_local_label_name.
8788 * target.cc: New file.
8789 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8790 (check_SCRIPTS): Add discard_locals_test.sh.
8791 (check_DATA): Add discard_local_tests.syms.
8792 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8793 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8794 * testsuite/Makefile.in: Regenerate.
8795 * testsuite/discard_locals_test.c: New file.
8796 * testsuite/discard_locals_test.sh: Same.
8797
805bb01c
DK		 87982009-06-05 Doug Kwan <dougkwan@google.com>
8799
8800 * object.cc (Sized_relobj::Sized_relobj): Initialize
8801 discarded_eh_frame_shndx_ to -1U.
8802 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8803 section.
8804 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8805 a discarded .eh_frame section.
8806 (Sized_relobj::do_finalize_local_symbols): Ditto.
8807 * object.h (class Sized_relobj): Declare new member
8808 discarded_eh_frame_shndx_.
8809 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8810 (local_labels_test.o, local_labels_test): New rules.
8811 * testsuite/Makefile.in: Regenerate.
8812
1dcd334d
DK		 88132009-06-04 Doug Kwan <dougkwan@google.com>
8814
8815 * layout.cc (Layout::section_name_mapping): Add mapping for
8816 special ARM sections.
8817
96d49306
DK		 88182009-06-03 Doug Kwan <dougkwan@google.com>
8819
8820 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8821 (utils::has_overflow): Same.
8822
dff16297
ILT		 88232009-06-03 Ian Lance Taylor <iant@google.com>
8824
8825 * layout.cc (Layout::section_name_mapping): New array, replacing
8826 Layout::linkonce_mapping.
8827 (Layout::section_name_mapping_count): New variable, replacing
8828 Layout::linkonce_mapping_count.
8829 (Layout::linkonce_output_name): Remove.
8830 (Layout::output_section_name): Rewrite.
8831 * layout.h (class Layout): Rename Linkonce_mapping to
8832 Section_name_mapping, linkonce_mapping to section_name_mapping,
8833 linkonce_mapping_count to section_name_mapping_count. Don't
8834 declare linkonce_output_name.
8835
c121c671
DK		 88362009-06-03 Doug Kwan <dougkwan@google.com>
8837
8838 * gold/arm.cc (namespace utils): New.
8839 (Target_arm::reloc_is_non_pic): Define new method.
8840 (class Arm_relocate_functions): New.
8841 (Target_arm::Relocate::relocate): Handle relocation types used by
8842 Android.
8843
07800fab
ILT		 88442009-06-03 Ian Lance Taylor <iant@google.com>
8845
8846 * arm.cc (Target_arm::scan::global): Use || instead of |.
8847
c121c671
DK		 88482009-06-02 Doug Kwan <dougkwan@google.com>
8849
8850 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8851 issued_non_pic_error_.
8852 (class Target_arm::Scan): Declare new method check_non_pic.
8853 Define new method symbol_needs_plt_entry.
8854 Declare new data member issued_non_pic_error_.
8855 (class Target_arm::Relocate): Declare new method
8856 should_apply_static_reloc.
8857 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8858 (Target_arm::Scan::check_non_pic): Define new method.
8859 (Target_arm::Scan::local): Handle a small subset of reloc types used
8860 by Android.
8861 (Target_arm::Scan::local): Same.
8862 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8863
b19b0c6d
ILT		 88642009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8865
8866 * incremental.cc (Incremental_inputs::report_command_line): Filter
8867 out --incremental-* options.
8868
94cdfcff
DK		 88692009-05-29 Doug Kwan <dougkwan@google.com>
8870
8871 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8872 template class.
8873 (class Target_arm): Update comment.
8874 (Target_arm::Target_arm): Initialize new data members GOT_,
8875 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8876 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8877 and Target_arm::rel_dyn_section.
8878 Declare new_enum Target_arm::Got_type.
8879 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8880 and DYNBSS_.
8881 Update commments for member do_dynsym_value.
8882 (Target_arm::got_size, Target_arm::plt_section,
8883 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8884 new methods inside class defintion.
8885 (Target_arm::got_section): Define new method.
8886 (Target_arm::rel_dyn_section): Same.
8887 (Output_data_plt_arm): New template class.
8888 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8889 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8890 (Output_data_plt_arm::add_entry): Same.
8891 (Output_data_plt_arm::first_plt_entry): Define new
8892 static data member for PLT instruction template.
8893 (Output_data_plt_arm::plt_entry): Same.
8894 (Output_data_plt_arm::do_write): Define new method.
8895 (Target_arm::make_plt_entry): Same.
8896 (Target_arm::do_finalize_sections): Same.
8897 (Target_arm::do_dynsym_value): Same.
8898
4a657b0d
DK		 88992009-05-28 Doug Kwan <dougkwan@google.com>
8900
8901 * Makefile.am (TARGETSOURCES): Add arm.cc.
8902 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8903 * Makefile.in: Regenerate.
8904 * arm.cc: New file.
8905 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8906
e7ae8c36
DK		 89072009-05-26 Doug Kwan <dougkwan@google.com>
8908
8909 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8910 (General_options::check_excluded_libs): Strip off directories in
8911 archive name before matching like GNU ld does.
8912 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8913 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8914 (exclude_libs_test_LDFLAGS): Add linker option
8915 -Wl,--exclude-libs,libexclude_libs_test_3
8916 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8917 an explicit archive without using -l.
8918 (alt/libexclude_libs_test_3.a): New make rule.
8919 * testsuite/Makefile.in: Regenerate.
8920 * testsuite/exclude_libs_test.c : Declare lib3_default().
8921 (main): Call it.
8922 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8923 * exclude_libs_test_3.c: New file.
8924
f12e7348
NC		 89252009-05-26 Nick Clifton <nickc@redhat.com>
8926
8927 * po/id.po: New Indonesian translation.
8928 * po/gold.pot: Updated template file.
8929
4daadc0d
ST		 89302009-05-22 Sriraman Tallam <tmsriram@google.com>
8931
e1df38aa 8932 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8933 gc_comdat_test files. Add -Wl,--gc-sections to build
8934 gc_comdat_test.
8935 * testsuite/Makefile.in: Regenerate.
8936 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8937
531813ad
ST		 89382009-05-21 Sriraman Tallam <tmsriram@google.com>
8939
8940 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8941 kept comdat section was garbage collected.
8942 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8943 * testsuite/Makefile.in: Regenerate.
8944 * testsuite/gc_comdat_test.sh: New file.
8945 * testsuite/gc_comdat_test_1.cc: New file.
8946 * testsuite/gc_comdat_test_2.cc: New file.
8947
65514900
CC		 89482009-05-19 Doug Kwan <dougkwan@google.com>
8949
8950 * archive.cc (Archive::Archive): Move constructor from archive.h
8951 to here. Initialize no_export_.
8952 (Archive::get_elf_object_for_member): Set no_export flag of object.
8953 * archive.h (Archive::Archive): Move constructor body to
8954 archive.cc.
8955 (Archive::no_export): New method.
8956 (Archive::no_export_): New field.
8957 * object.h (Object::Object): Initialize no_export_ to false.
8958 (Object::no_export, Object::set_no_export): New methods.
8959 (Object::no_export_): New field.
8960 * options.cc (General_options::parse_exclude_libs): New method.
8961 (General_options::check_excluded_libs) Same.
8962 * options.h (exclude_libs): New option.
8963 (General_options::check_excluded_libs): New method declaration.
8964 (General_options::excluded_libs_): New field.
8965 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8966 default or protected visibility if an object has no-export flag set.
8967 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8968 (check_SCRIPTS): Add exclude_libs_test.sh.
8969 (check_DATA): Add exclude_libs_test.syms.
8970 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8971 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8972 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8973 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8974 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8975 libexclude_libs_test_2.a): New rules.
8976 * testsuite/Makefile.in: Regenerate.
8977 * testsuite/exclude_libs_test.c: New file.
8978 * testsuite/exclude_libs_test.sh: Ditto.
8979 * testsuite/exclude_libs_test_1.c: Ditto.
8980 * testsuite/exclude_libs_test_2.c: Ditto.
8981
1b77ea50
ILT		 89822009-05-15 Ian Lance Taylor <iant@google.com>
8983
8984 * configure.ac: Check for declarations for cases where libiberty.h
8985 checks HAVE_DECL_xxx.
8986 * configure, config.in: Rebuild.
8987
072fe7ce
ILT		 89882009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8989
8990 * gold.h (Incremental_argument_list): Remove (invalid) forward
8991 declaration.
8992 * incremental.cc (Incremental_inputs::report_achive): New method.
8993 (Incremental_inputs::report_object): New method.
8994 (Incremental_inputs::report_script): New method.
8995 (Incremental_inputs::finalize_inputs): New method.
8996 (Incremental_inputs::finalize): Call finalize_inputs().
8997 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8998 Create inputs entries.
8999 * incremental.h (Incremental_input_type): New enum.
9000 (Incremental_inputs::Incremental_input): Initialize new fields.
9001 (Incremental_inputs::report_inputs): New method.
9002 (Incremental_inputs::report_achive): New method.
9003 (Incremental_inputs::report_object): New method.
9004 (Incremental_inputs::report_script): New method.
9005 (Incremental_inputs::finalize_inputs): New method.
9006 (Incremental_inputs::Input_info): New struct.
9007 (Incremental_inputs::Input_info_map): New typedef.
9008 (Incremental_inputs::lock_): New field.
9009 (Incremental_inputs::Inputs_): New field.
9010 (Incremental_inputs::Inputs_map): New field.
9011 * main.cc (main): Call Incremental_input::report_inputs.
9012 * options.h (Input_argument_list): Typedef moved from
9013 Input_arguments.
9014 (Input_file_group::Files): Remove, use ::Input_argument_list.
9015 (Input_file_group::Input_argument_list): Remove, use
9016 ::Input_argument_list.
9017 * plugin.cc (Plugin_manager::add_input_file): Add error in
9018 incremental build.
9019 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9020 functions.
9021 * script.cc (read_input_script): Call
9022 Incremental_input::report_script.
9023 * script.h (Script_info): New class.
9024
b0481b0b
ILT		 90252009-04-27 Ian Lance Taylor <iant@google.com>
9026
9027 * x86_64.cc (do_adjust_output_section): Set entsize to
9028 plt_entry_size.
9029
b22a5a41 90302009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9031
9032 * output.cc (Output_file::close): After short writes, continue
9033 writing from the correct offset in the buffer being written.
9034
40fde488
CD		 90352009-04-23 Chris Demetriou <cgd@google.com>
9036
9037 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9038 * configure: Regenerate.
9039 * config.in: Regenerate.
9040 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9041 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9042
3ce2c28e
ILT		 90432009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9044
9045 * incremental.cc (Incremental_inputs_header_data): Renamed from
9046 Incremental_input_header_data.
9047 (Incremental_inputs_header_data::data_size): New field.
9048 (Incremental_inputs_header_data::put_input_file_count): Renamed
9049 from input_file_count.
9050 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9051 from command_line_offset.
9052 (Incremental_inputs_header_data::put_reserved): Renamed from
9053 put_reserved.
9054 (Incremental_inputs_entry_data): Renamed from
9055 Incremental_input_entry_data.
9056 (Incremental_inputs_entry_data::data_size): New field.
9057 (Incremental_inputs::report_command_line): New method.
9058 (Incremental_inputs::finalize): New method.
9059 (Incremental_inputs::create_incremental_inputs_data): New method.
9060 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9061 * incremental.h: New file.
9062 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9063 (Layout::finalize): Create incremental inputs section in
9064 incremental builds.
9065 (Layout::create_incremental_info_sections): New method.
9066 * layout.h (Layout::incremental_inputs): New method.
9067 (Layout::create_incremental_info_sections): New method.
9068 (Layout::incremental_inputs_): New field.
9069 * main.cc (main): Notify Incremental_input of the command line.
9070
e55bde5e
ILT		 90712009-04-01 Ian Lance Taylor <iant@google.com>
9072 Mikolaj Zalewski <mikolajz@google.com>
9073
9074 * gold.h (reserve_unordered_map): Define, three versions, one for
9075 each version of Unordered_map.
9076 * layout.cc (Layout::Layout): Remove options parameter. Add
9077 number_of_input_files parameter. Don't initialize options_.
9078 Initialize number_of_input_files_ and resized_signatures_. Move
9079 sections_are_attached_.
9080 (Layout::layout_group): Reserve space for group_signatures_.
9081 (Layout::find_or_add_kept_section): Change name parameter to be a
9082 reference. Resize signatures_ map when it gets large enough.
9083 (Layout::layout_eh_frame): Use parameters->options() instead of
9084 this->options_.
9085 (Layout::make_output_section): Likewise.
9086 (Layout::attach_allocated_section_to_segment): Likewise.
9087 (Layout::finalize, Layout::create_executable_stack): Likewise.
9088 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9089 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9090 * layout.h (class Layout): Update declarations. Remove options_
9091 field. Add number_of_input_files_ and resized_signatures_
9092 fields. Move sections_are_attached_ field.
9093 * main.cc (main): Pass number of input files to Layout
9094 constructor. Don't pass options.
9095
154b857c
ILT		 90962009-03-30 Ian Lance Taylor <iant@google.com>
9097
9098 * ffsll.c (ffsll): Correct implementation.
9099
2f35ab9b
ILT		 91002009-03-27 Ian Lance Taylor <iant@google.com>
9101
fd03461a
ILT		 9102 * ffsll.c: New file.
9103 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9104 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9105 * ftruncate.c (ftruncate): Declare before definition.
9106 * mremap.c (mremap): Likewise.
9107 * pread.c (pread): Likewise.
9108 * configure, Makefile.in, config.in: Rebuild.
9109
2f35ab9b
ILT		 9110 * mremap.c: New file.
9111 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9112 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9113 (mremap): Declare if HAVE_MREMAP is not defined.
9114 * configure, Makefile.in, config.in: Rebuild.
9115
33aea2fd
CC		 91162009-03-27 Cary Coutant <ccoutant@google.com>
9117
9118 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9119 position independent.
9120 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9121 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9122
6d479619
CC		 91232009-03-24 Cary Coutant <ccoutant@google.com>
9124
9125 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9126 an executable.
9127 (needs_dynamic_reloc): Likewise.
9128
afc06bb8
ILT		 91292009-03-24 Ian Lance Taylor <iant@google.com>
9130
9131 * yyscript.y (file_cmd): Recognize EXTERN.
9132 (extern_name_list, extern_name_list_body): New nonterminals.
9133 * script.cc (script_add_extern): Define.
9134 * script-c.h (script_add_extern): Declare.
9135
f6060a4d
ILT		 91362009-03-24 Rafael Avila de Espindola <espindola@google.com>
9137
9138 * object.cc (is_elf_object): Define.
9139 * object.h (is_elf_object): Declare.
9140 * archive.cc (Archive::get_elf_object_for_member): Call
9141 is_elf_object.
33aea2fd 9142 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9143
26736d8e
ILT		 91442009-03-24 Elliott Hughes <enh@google.com>
9145
9146 * output.cc (Output_file::map_anonymous): Define.
9147 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9148 try an anonymous one. Report the size if the mmap fails.
9149 * output.h (class Output_file): Declare map_anonymous.
9150
22fd9730
ILT		 91512009-03-24 Ian Lance Taylor <iant@google.com>
9152
9153 * target-select.cc (instantiate_target): Don't acquire the lock if
9154 the instantiated_target_ field has already been set.
9155
cb010894
ILT		 91562009-03-23 Ian Lance Taylor <iant@google.com>
9157
7f055c20
ILT		 9158 * gold-threads.h (class Initialize_lock): Define.
9159 * gold-threads.cc (class Initialize_lock_once): Define.
9160 (initialize_lock_control): New static variable.
9161 (initialize_lock_pointer): New static variable.
9162 (initialize_lock_once): New static function.
9163 (Initialize_lock::Initialize_lock): Define.
9164 (Initialize_lock::initialize): Define.
9165 * target-select.h: Include "gold-threads.h".
9166 (class Target_selector): Add lock_ and initialize_lock_ fields.
9167 Don't define instantiate_target, just declare it.
9168 * target-select.cc (Target_selector::Target_selector): Initialize
9169 new fields.
9170 (Target_selector::instantiate_target): Define.
9171 * descriptors.h: Include "gold-threads.h".
9172 (class Descriptors): Add initialize_lock_ field.
9173 * descriptors.cc (Descriptors::Descriptors): Initialize new
9174 field.
9175 (Descriptors::open): Use initialize_lock_ field
9176 * errors.h (class Errors): Add initialize_lock_ field.
9177 * errors.cc (Errors::Errors): Initialize new field.
9178 (Errors::initialize_lock): Use initialize_lock_ field.
9179 * powerpc.cc (class Target_selector_powerpc): Remove
9180 instantiated_target_ field. In do_recognize call
9181 instantiate_target rather than do_instantiate_target. In
9182 do_instantiate_target just allocate a new target.
9183 * sparc.cc (class Target_selector_sparc): Likewise.
9184
36959681
ILT		 9185 * freebsd.h: New file.
9186 * i386.cc: Include "freebsd.h".
9187 (Target_i386): Derive from Target_freebsd rather than
9188 Sized_target.
9189 (Target_selector_i386): Derive from Target_selector_freebsd rather
9190 than Target_selector.
9191 * x86_64.cc: Include "freebsd.h".
9192 (Target_x86_64): Derive from Target_freebsd rather than
9193 Sized_target.
9194 (Target_selector_x86_64): Derive from Target_selector_freebsd
9195 rather than Target_selector.
9196 * target.h (class Target): Add adjust_elf_header and
9197 do_adjust_elf_header.
9198 * output.cc (Output_file_header:: do_sized_write): Call target
9199 adjust_elf_header routine.
9200 * configure.tgt: Set targ_osabi.
9201 * configure.ac: Define GOLD_DEFAULT_OSABI.
9202 * parameters.cc (Parameters::default_target): Pass
9203 GOLD_DEFAULT_OSABI to select_target.
9204 * target-select.h (class Target_selector): Make instantiate_target
9205 protected rather than private.
9206 * Makefile.am (HFILES): Add freebsd.h.
9207 * configure, Makefile.in, config.in: Rebuild.
9208
cb010894
ILT		 9209 * merge.cc (do_add_input_section): Correct pend value. Change
9210 message about last entry not being null terminated from error to
9211 warning.
9212
0e879927
ILT		 92132009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9214
9215 * incremental.cc: New file.
9216 * Makefile.am (CCFILES): Add incremental.cc.
9217 * Makefile.in: Rebuild.
9218
41105937
PP		 92192009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9220
9221 * layout.cc (Layout::output_section_name): Preserve names
9222 of '.note.' sections.
e1df38aa 9223
60439920
ILT		 92242009-03-19 Ian Lance Taylor <iant@google.com>
9225
9226 * descriptors.cc (Descriptors::open): Check that the options are
9227 valid before using them.
9228
0d371ad3
ILT		 92292009-03-18 Ian Lance Taylor <iant@google.com>
9230
9231 * script-sections.h: Include <list>.
9232 (class Script_sections): Change Sections_elements from std::vector
9233 to std::list. Typedef public Elements_iterator. Add
9234 orphan_section_placement_, data_segment_align_start_, and
9235 saw_data_segment_align_ fields. Remove data_segment_align_index_
9236 field.
9237 * script-sections.cc (class Orphan_section_placement): New class.
9238 (class Sections_element): Add virtual functions is_relro and
9239 orphan_section_init. Remove virtual function place_orphan_here.
9240 (class Output_section_definition): Add is_relro and
9241 orphan_section_init. Remove place_orphan_here.
9242 (class Orphan_output_section): Likewise.
9243 (Script_sections::Script_sections): Update for field changes.
9244 (Script_sections::data_segment_align): Set saw_data_segment_align_
9245 and data_segment_align_start_, not data_segment_align_index.
9246 (Script_sections::data_segment_relro_end): Check
9247 saw_data_segment_align_. Use data_segment_align_start_ rather
9248 than data_segment_align_index_.
9249 (Script_sections::place_orphan): Rewrite to use
9250 Orphan_section_placement.
9251
9201d894
ILT		 92522009-03-17 Ian Lance Taylor <iant@google.com>
9253
9c5b8369
ILT		 9254 * archive.cc (Archive::add_symbols): Check for a version attached
9255 to the symbol name in the archive map.
9256 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9257 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9258 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9259 (ver_test_11.a): New target.
9260 * testsuite/Makefile.in: Rebuild.
9261
9201d894
ILT		 9262 * configure.ac: Check for chsize and posix_fallocate. Replace
9263 ftruncate.
9264 * ftruncate.c: New file, from gnulib.
9265 * output.cc (posix_fallocate): Define dummy version if not
9266 HAVE_POSIX_FALLOCATE.
9267 (Output_file::map): Call posix_fallocate rather than lseek and
9268 write.
9269 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9270 * configure, Makefile.in, config.in: Rebuild.
9271
ef4ab7a8 92722009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9273
ef4ab7a8
PP		 9274 * layout.h (Layout::create_note): Add section_name parameter.
9275 * layout.cc (Layout::create_note): Likewise.
9276 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9277
8c500701
ILT		 92782009-03-17 Ian Lance Taylor <iant@google.com>
9279
e85b18e1
ILT		 9280 * descriptors.cc: Include "options.h".
9281 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9282 (Descriptors::open): Always use O_CLOEXEC when opening a new
9283 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9284 then set FD_CLOEXEC.
9285
9efe6174
ILT		 9286 * sparc.cc (class Target_sparc): Add has_got_section.
9287 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9288 make sure we have a GOT section.
9289
9290 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9291 (Target_sparc::Scan::local): Likewise.
9292 (Target_sparc::Scan::global): Likewise.
9293 (Target_sparc::Relocate::relocate): Likewise.
9294 (Target_sparc::Relocate::relocate_tls): Likewise.
9295
8c500701
ILT		 9296 * symtab.cc (Symbol_table::define_default_version): New function,
9297 broken out of add_from_object.
9298 (Symbol_table::add_from_object): Call define_default_version.
9299 (Symbol_table::define_special_symbol): Add resolve_oldsym
9300 parameter. Change all callers. If the version for a symbol comes
9301 from a version script, resolve it with the symbol with the same
9302 name with no version. Also add the symbol without a version if
9303 appropriate.
9304 (do_define_in_output_data): If resolving with oldsym, don't delete
9305 sym.
9306 (do_define_in_output_segment): Likewise.
9307 (do_define_as_constant): Likewise.
9308 * symtab.h (class Symbol_table): Update declarations.
9309
f1ed28fb
ILT		 93102009-03-13 Ian Lance Taylor <iant@google.com>
9311
15f8229b
ILT		 9312 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9313 (Read_symbols::requeue): New function.
9314 (Read_symbols::do_read_symbols): If make_elf_object fails because
9315 the target type is not configured, and the file was searched for,
9316 issue a warning and retry with the next directory.
9317 (Add_symbols::run): If the file has an incompatible format, and
9318 it was searched for, requeue the Read_symbols task. On error,
9319 release the object.
9320 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9321 dirindex parameter to constructor. Change all callers. Declare
9322 incompatible_warning and requeue.
9323 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9324 input_argument_ and input_group_ fields. Add them to
9325 constructor. Change all callers.
9326 (class Read_script): Add dirindex_ field. Add it to constructor.
9327 Change all callers.
9328 * archive.cc (Archive::setup): Remove input_objects parameter.
9329 Change all callers.
9330 (Archive::get_file_and_offset): Likewise.
9331 (Archive::read_all_symbols): Likewise.
9332 (Archive::read_symbols): Likewise.
9333 (Archive::get_elf_object_for_member): Remove input_objects
9334 parameter. Add punconfigured parameter. Change all callers.
9335 (Archive::add_symbols): Change return type to bool. Check return
9336 value of include_member.
9337 (Archive::include_all_members): Likewise.
9338 (Archive::include_member): Change return type to bool. Return
9339 false if first included object has incompatible target. Set
9340 included_member_ field.
9341 (Add_archive_symbols::run): If add_symbols returns false, requeue
9342 Read_symbols task.
9343 * archive.h (class Archive): Add included_member_ field.
9344 Initialize it in constructor. Add input_file and searched_for
9345 methods. Update declarations.
9346 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9347 input_argument_ fields. Add them to constructor. Change all
9348 callers.
9349 * script.cc: Include "target-select.h".
9350 (class Parser_closure): Add skip_on_incompatible_target_ and
9351 found_incompatible_target_ fields. Add
9352 skip_on_incompatible_target parameter to constructor. Change all
9353 callers. Add methods skip_on_incompatible_target,
9354 clear_skip_on_incompatible_target, found_incompatible_target, and
9355 set_found_incompatible_target.
9356 (read_input_script): Add dirindex parameter. Change all callers.
9357 If parser finds an incompatible target, requeue Read_symbols
9358 task.
9359 (script_set_symbol): Clear skip_on_incompatible_target in
9360 closure.
9361 (script_add_assertion, script_parse_option): Likewise.
9362 (script_start_sections, script_add_phdr): Likewise.
9363 (script_check_output_format): New function.
9364 * script.h (read_input_script): Update declaration.
9365 * script-c.h (script_check_output_format): Declare.
9366 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9367 (ignore_cmd): Remove OUTPUT_FORMAT.
9368 * fileread.cc (Input_file::Input_file): Add explicit this.
9369 (Input_file::will_search_for): New function.
9370 (Input_file::open): Add pindex parameter. Change all callers.
9371 * fileread.h (class Input_file): Add input_file_argument method.
9372 Declare will_search_for. Update declarations.
9373 * object.cc (make_elf_object): Add punconfigured parameter.
9374 Change all callers.
9375 * object.h (class Object): Make input_file public. Add
9376 searched_for method.
9377 (make_elf_object): Update declaration.
9378 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9379 restart search.
9380 * dirsearch.h (class Dirsearch): Update declaration.
9381 * options.h (class General_options): Add --warn-search-mismatch.
9382 * parameters.cc (Parameters::is_compatible_target): New function.
9383 * parameters.h (class Parameters): Declare is_compatible_target.
9384 * workqueue.cc (Workqueue::add_blocker): New function.
9385 * workqueue.h (class Workqueue): Declare add_blocker.
9386
f1ed28fb
ILT		 9387 * fileread.cc (Input_file::open): Remove options parameter.
9388 Change all callers.
9389 (Input_file::open_binary): Likewise.
9390 * script.cc (read_input_script): Likewise.
9391 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9392 options parameter from constructor. Change all callers.
9393 (class Read_script): Likewise.
9394 * fileread.h (class Input_file): Update declarations.
9395 * script.h (read_input_script): Update declaration.
9396
34dd024a
NC		 93972009-03-10 Nick Clifton <nickc@redhat.com>
9398
9399 * po/es.po: New Spanish translation.
9400
6d71b17c
CC		 94012009-03-06 Cary Coutant <ccoutant@google.com>
9402
9403 * options.cc (parse_short_option): Keep dash_z from registering itself.
9404
031cdbed
ILT		 94052009-03-03 Ian Lance Taylor <iant@google.com>
9406
9407 PR 9918
9408 * target-reloc.h (relocate_section): Pass output_section to
9409 relocate.
9410 * i386.cc (Target_i386::should_apply_static_reloc): Add
9411 output_section parameter. Change all callers.
9412 (Target_i386::Relocate::relocate): Add output_section parameter.
9413 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9414 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9415 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9416 * testsuite/two_file_shared.sh: New script.
9417 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9418 (check_DATA): Add two_file_shared.dbg.
9419 (two_file_shared.dbg): New target.
9420 * testsuite/Makefile.in: Rebuild.
9421
15d5fa16
ILT		 94222009-03-01 Ian Lance Taylor <iant@google.com>
9423
9424 * configure.ac: Check for byteswap.h.
9425 * configure: Rebuild.
9426 * config.in: Rebuild.
9427
8a4c0b0d
ILT		 94282009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9429
9430 * layout.cc (Layout::find_or_add_kept_section): New function.
9431 (Layout::add_comdat): Removed.
9432 * layout.h (struct Kept_section): Move out of class Layout.
9433 Remove trailing underscores from field names. Add group_sections
9434 field. Rename group_ field to is_group. Change all uses.
9435 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9436 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9437 comdat_groups_ field.
9438 (Sized_relobj::include_section_group): Use
9439 find_or_add_kept_section and Kept_section::group_sections.
9440 (Sized_relobj::include_linkonce_section): Likewise.
9441 * object.cc (class Sized_relobj): Don't define Comdat_group or
9442 Comdat_group_table. Remove find_comdat_group and
9443 add_comdat_group. Remove comdat_groups_ field.
9444 * plugin.cc (include_comdat_group): Use
9445 Layout::find_or_add_kept_section.
9446
b4ecf66b
ILT		 94472009-02-28 Ian Lance Taylor <iant@google.com>
9448
14359ca0
ILT		 9449 * README: --gc-sections and map files are now supported. Document
9450 some build requirements.
9451
b4ecf66b
ILT		 9452 PR 6992
9453 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9454 relocatable link set the value of the section symbol to zero.
9455 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9456 relocatable link don't include the section address in the local
9457 symbol value.
9458
0602e05a
ILT		 94592009-02-27 Ian Lance Taylor <iant@google.com>
9460
fd9d194f
ILT		 9461 PR 6811
9462 * options.h (class Search_directory): Add is_system_directory.
9463 (class General_options): Declare is_in_system_directory.
9464 * options.cc (get_relative_sysroot): Make static.
9465 (get_default_sysroot): Make static.
9466 (General_optoins::is_in_system_directory): New function.
9467 * fileread.cc (Input_file::is_in_system_directory): New function.
9468 * fileread.h (class Input_file): Declare is_in_system_directory.
9469 * object.h (class Object): Add is_in_system_directory.
9470 (class Input_objects): Remove system_library_directory_ field.
9471 * object.cc (Input_objects::add_object): Don't set
9472 system_library_directory_.
9473 (input_objects::found_in_system_library_directory): Remove.
9474 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9475 parameter. Change all callers.
9476 (Symbol_table::sized_write_globals): Likewise.
9477 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9478 Call Object::is_in_system_directory.
9479 * symtab.h (class Symbol_table): Update declarations.
9480
61edd21f
ILT		 9481 PR 5990
9482 * descriptors.h (Open_descriptor): Add is_on_stack field.
9483 * descriptors.cc (Descriptors::open): If the descriptor is on the
9484 top of the stack, remove it. Initialize is_on_stack field.
9485 (Descriptors::release): Only add pod to stack if it is not on the
9486 stack already.
9487 (Descriptors::close_some_descriptor): Clear stack_next and
9488 is_on_stack fields.
9489
e29e076a
ILT		 9490 PR 7091
9491 * output.cc (Output_section::find_starting_output_address): Rename
9492 from starting_output_address; add PADDR parameter; change return
9493 type.
9494 * output.h (class Output_section): Declare
9495 find_starting_output_address instead of starting_output_address.
9496 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9497 section symbol for which we can't find a merge section.
9498
0602e05a
ILT		 9499 PR 9836
9500 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9501 hidden or internal, force the symbol to be local.
9502 * resolve.cc (Symbol::override_visibility): Define.
9503 (Symbol::override_base): Use override_visibility.
9504 (Symbol_table::resolve): Likewise.
9505 (Symbol::override_base_with_special): Likewise.
9506 (Symbol_table::override_with_special): If the visibility is hidden
9507 or internal, force the symbol to be local.
9508 * symtab.h (class Symbol): Add set_visibility and
9509 override_visibility.
9510 * testsuite/ver_test_1.sh: New file.
9511 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9512 (check_DATA): Add ver_test_1.syms.
9513 (ver_test_1.syms): New target.
9514 * testsuite/Makefile.in: Rebuild.
9515
401a9a73
CC		 95162009-02-25 Cary Coutant <ccoutant@google.com>
9517
9518 * layout.cc (Layout::choose_output_section): Don't rename sections
9519 when using a linker script that has a SECTIONS clause.
9520 * Makefile.in: Regenerate.
9521
9522 * testsuite/Makefile.am (script_test_5.sh): New test case.
9523 * testsuite/Makefile.in: Regenerate.
9524 * testsuite/script_test_5.cc: New file.
9525 * testsuite/script_test_5.sh: New file.
9526 * testsuite/script_test_5.t: New file.
9527
f488e4b0
CC		 95282009-02-13 Rafael Avila de Espindola <espindola@google.com>
9529
9530 * archive.cc (Archive::include_member): Update calls to add_symbols.
9531 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9532 the Layout argument.
9533 * dynobj.h (do_add_symbols): Add the Layout argument.
9534 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9535 Layout argument.
9536 * object.h (Object::add_symbols): Add the Layout argument.
9537 (Object::do_add_symbols): Add the Layout argument.
9538 (Sized_relobj::do_add_symbols): Add the Layout argument.
9539 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9540 Unify the two versions.
9541 (Add_plugin_symbols): Remove.
9542 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9543 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9544 (Add_plugin_symbols): Remove.
9545 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9546 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9547 (Add_symbols::run): Make it work with Pulginobj.
9548
89dd1680
ILT		 95492009-02-06 Ian Lance Taylor <iant@google.com>
9550
9551 * object.cc (Sized_relobj::do_layout): Make info message start
9552 with lower case letter.
9553
266d0a74
ILT		 95542009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9555
602b464e
ILT		 9556 * binary.cc: Fix file comment.
9557
266d0a74
ILT		 9558 * options.h (enum Incremental_disposition): Define.
9559 (class General_options): Add new options: --incremental,
9560 --incremental_changed, --incremental_unchanged,
9561 --incremental_unknown. Add incremental_disposition_ and
9562 implicit_incremental_ fields.
9563 (General_options::incremental_disposition): New function.
9564 (class Position_dependent_options): Add incremental_disposition
9565 option.
9566 (Position_dependent_options::copy_from_options): Set incremental
9567 dispositions.
9568 * options.cc (General_options::parse_incremental_changed): New
9569 function.
9570 (General_options::parse_incremental_unchanged): New function.
9571 (General_options::parse_incremental_unknown): New function.
9572 (General_options::General_options): Initialize new fields
9573 incremental_disposition_ and implicit_incremental_.
9574 (General_options::finalize): Check for uasge of --incremental-*
9575 without --incremental.
9576
f073bbf7
CD		 95772009-02-06 Chris Demetriou <cgd@google.com>
9578
9579 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9580 pointer and to report location as the file name associated with
9581 the symbol.
9582 (gold_undefined_symbol_at_location): New function to replace the
9583 old gold_undefined_symbol functionality.
9584 * target-reloc.h (relocate_section): Update to use
9585 gold_undefined_symbol_at_location.
9586 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9587 Call gold_undefined_symbol function rather than gold_error.
9588 * errors.h (Errors::undefined_symbol): Take location as a
9589 string, rather than calculating it from a relocation.
9590 * errors.cc (Errors::fatal): Print "fatal error:" before the
9591 formatted message.
9592 (Errors::error, Errors::error_at_location): Print "error: "
9593 before the formatted message.
9594 (Errors::undefined_symbol): Take location as a string, rather
9595 than calculating it from a relocation.
9596 (gold_undefined_symbol_at_location): New function akin to
9597 old gold_undefined_symbol, calculates location from relocation.
9598 (gold_undefined_symbol): Change to take only a Symbol pointer
9599 and to report location as the file name associated with the symbol.
9600 * testsuite/debug_msg.sh: Update for changed error messages.
9601 * testsuite/undef_symbol.sh: Likewise.
9602
8e94a90c
ILT		 96032009-02-04 Duncan Sands <baldrick@free.fr>
9604
9605 PR 9812
9606 * reduced_debug_output.h
9607 (Output_reduced_debug_abbrev_section::failed): Use format for
9608 gold_warning.
9609 (Output_reduced_debug_info_section::faild): Likewise.
9610
88a0e15b
ILT		 96112009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9612
9613 * script.cc (Lazy_demangler): New class.
9614 (Version_script_info::get_symbol_version_helper): Demangle a
9615 symbol only once.
9616
5efc7cd2
CC		 96172009-01-29 Cary Coutant <ccoutant@google.com>
9618
9619 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9620 to __tls_get_addr.
9621 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9622
e0ebcf42
ILT		 96232009-01-28 Ian Lance Taylor <iant@google.com>
9624
5efc7cd2 9625 * version.cc (version_string): Bump to 1.9.
75fe7426 9626
e0ebcf42
ILT		 9627 * gold.h: Include <cstring> and <stdint.h>.
9628 * version.cc: Include <cstdio>.
9629 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9630 warning.
9631 * reduced_debug_output.cc (insert_into_vector): Rename from
9632 Insert_into_vector; change all callers. Use Swap_unaligned to
9633 avoid aliasing issue; remove union since it is unnecessary.
9634
8e2813be 96352009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9636
9637 * Makefile.am (CCFILES): Add gc.cc.
9638 (HFILES): Add gc.h.
9639 * Makefile.in: Regenerate.
9640 * gold.cc (Gc_runner): New class.
9641 (queue_initial_tasks): Call garbage collection related tasks
9642 when corresponding options are invoked.
9643 (queue_middle_gc_tasks): New function.
9644 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9645 processed early before laying out sections during garbage collection.
9646 * gold.h (queue_middle_gc_tasks): New function.
9647 (is_prefix_of): Move from "layout.cc".
9648 * i386.cc (Target_i386::gc_process_relocs): New function.
9649 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9650 * main.cc (main): Create object of class "Garbage_collection".
9651 * object.cc (Relobj::copy_symbols_data): New function.
9652 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9653 (Sized_relobj::do_layout): Allow this function to be called twice
9654 during garbage collection and defer layout of section during the
6d03d481
ST		 9655 first call.
9656 * object.h (Relobj::get_symbols_data): New function.
9657 (Relobj::is_section_name_included): New function.
9658 (Relobj::copy_symbols_data): New function.
9659 (Relobj::set_symbols_data): New function.
9660 (Relobj::get_relocs_data): New function.
9661 (Relobj::set_relocs_data): New function.
9662 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9663 (Relobj::gc_process_relocs): New function.
9664 (Relobj::do_gc_process_relocs): New pure virtual function.
9665 (Relobj::sd_): New data member.
9666 (Sized_relobj::is_output_section_offset_invalid): New function.
9667 (Sized_relobj::do_gc_process_relocs): New function.
9668 * options.h (General_options::gc_sections): Modify to not be a no-op.
9669 (General_options::print_gc_sections): New option.
9670 * plugin.cc (Plugin_finish::run): Remove function call to
9671 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9672 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9673 * reloc.cc (Read_relocs::run): Add task to process relocs and
9674 determine unreferenced sections when doing garbage collection.
9675 (Gc_process_relocs): New class.
9676 (Sized_relobj::do_gc_process_relocs): New function.
9677 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9678 sections that are garbage collected.
9679 * reloc.h (Gc_process_relocs): New class.
9680 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9681 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9682 symbols whose corresponding sections are garbage collected.
9683 (Symbol_table::Symbol_table): Add new parameter for the garbage
9684 collection object.
9685 (Symbol_table::gc_mark_undef_symbols): New function.
9686 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9687 (Symbol_table::gc_mark_dyn_syms): New function.
9688 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9689 as garbage.
9690 (Symbol_table::add_from_object): Likewise.
9691 (Symbol_table::add_from_relobj): When building shared objects, do not
9692 treat externally visible symbols as garbage.
9693 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9694 table information for static and relocatable links.
9695 * symtab.h (Symbol_table::set_gc): New function.
9696 (Symbol_table::gc): New function.
9697 (Symbol_table::gc_mark_undef_symbols): New function.
9698 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9699 (Symbol_table::gc_mark_dyn_syms): New function.
9700 (Symbol_table::gc_): New data member.
e1df38aa 9701 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9702 function.
9703 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9704 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9705
3b293544
CF		 97062009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9707
9708 * options.h (General_options::gc_sections): Define as a no-op for now.
9709 (General_options::no_keep_memory): Ditto.
9710 (General_options::Bshareable): Define.
9711 * options.cc (General_options::finalize): Honor -Bshareable.
9712
83d22aa8
AS		 97132009-01-20 Andreas Schwab <schwab@suse.de>
9714
9715 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9716 read the value in the contents, since we don't use it. Use the
9717 template endianness when writing.
9718 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9719
cd536b21
AS		 97202009-01-19 Andreas Schwab <schwab@suse.de>
9721
9722 * configure.tgt (powerpc64-*): Fix targ_obj.
9723
99e9a495
ILT		 97242009-01-15 Ian Lance Taylor <iant@google.com>
9725
9726 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9727 local symbols when stripping all symbols.
9728
bbbfea06
CC		 97292009-01-14 Cary Coutant <ccoutant@google.com>
9730
99e9a495 9731 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9732
0f7c0701
CC		 97332009-01-14 Cary Coutant <ccoutant@google.com>
9734
9735 * archive.cc (Archive::get_elf_object_for_member): Remove call
9736 to File_read::claim_for_plugin.
9737 * descriptors.cc (Descriptors::open): Remove reference to
9738 is_claimed.
9739 (Descriptors::claim_for_plugin): Remove.
9740 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9741 (Descriptors::is_claimed): Remove.
9742 (claim_descriptor_for_plugin): Remove.
9743 * fileread.cc (File_read::claim_for_plugin): Remove.
9744 * fileread.h (File_read::claim_for_plugin): Remove.
9745 (File_read::descriptor): Reopen descriptor if necessary.
9746 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9747 (Plugin_manager::all_symbols_read): Add task parameter. Change
9748 all callers.
9749 (Plugin_manager::get_input_file): New function.
9750 (Plugin_manager::release_input_file): New function.
9751 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9752 corresponding data member.
9753 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9754 and pass to base constructor. Change all callers.
9755 (get_input_file, release_input_file): New functions.
9756 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9757 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9758 (Plugin_manager::all_symbols_read): Add task parameter.
9759 (Plugin_manager::get_input_file): New function.
9760 (Plugin_manager::release_input_file): New function.
9761 (Plugin_manager::task_): New data member.
9762 (Pluginobj::Pluginobj): Add filesize parameter.
9763 (Pluginobj::filename): New function.
9764 (Pluginobj::descriptor): New function.
9765 (Pluginobj::filesize): New function.
9766 (Pluginobj::filesize_): New data member.
9767 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9768 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9769 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9770
9771 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9772 with archive libraries.
9773 * testsuite/Makefile.in: Regenerate.
9774 * testsuite/plugin_test.c (struct sym_info): New type.
9775 (get_input_file, release_input_file): New static variables.
9776 (onload): Capture new transfer vector entries.
9777 (claim_file_hook): Stop reading at end of file according to filesize.
9778 Factor out parsing of readelf output into separate function.
9779 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9780 APIs and get the source file name from the symbol table. Convert
9781 source file name to corresponding object file name. Print info
9782 message when adding new input files.
9783 (parse_readelf_line): New function.
9784 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9785 * testsuite/plugin_test_2.sh: Likewise.
9786 * testsuite/plugin_test_3.sh: Likewise.
9787 * testsuite/plugin_test_4.sh: New test case.
9788
62a6d109
ILT		 97892009-01-07 Ian Lance Taylor <iant@google.com>
9790
9791 * version.cc (version_string): Bump to 1.8.
9792
483620e8
CC		 97932008-12-23 Cary Coutant <ccoutant@google.com>
9794
9795 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9796 * plugin.cc (Plugin_manager::finish): Rename as
9797 layout_deferred_objects. Move cleanup to separate function.
9798 (Plugin_manager::cleanup): New function.
9799 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9800 separately.
9801 * plugin.h (Plugin_manager::finish): Rename as
9802 layout_deferred_objects.
9803 (Plugin_manager::cleanup): New function.
9804 (Plugin_manager::cleanup_done): New field.
9805
d66a9eb3
CC		 98062008-12-23 Cary Coutant <ccoutant@google.com>
9807
9808 * plugin.cc (is_visible_from_outside): New function.
9809 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9810 so we don't return "IR only" status for exported symbols or -r links.
9811
9812 * testsuite/Makefile.am (plugin_test_3): New test case.
9813 * testsuite/Makefile.in: Regenerate.
9814 * testsuite/plugin_test_3.sh: New file.
9815
5995b570
CC		 98162008-12-22 Cary Coutant <ccoutant@google.com>
9817
9818 * object.cc (Sized_relobj::layout_section): New function.
9819 (Sized_relobj::do_layout): Defer layout of input sections until after
9820 plugin has provided replacement files.
9821 (Sized_relobj::do_layout_deferred_sections): New function.
9822 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9823 (Relobj::layout_deferred_sections): New function.
9824 (Relobj::do_layout_deferred_sections): New function.
9825 (Sized_relobj::do_layout_deferred_sections): New function.
9826 (Sized_relobj::layout_section): New function.
9827 (Sized_relobj::Deferred_layout): New structure.
9828 (Sized_relobj::deferred_layout_): New field.
9829 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9830 Change all callers. Layout deferred sections.
9831 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9832 references.
9833 (Plugin_hook::run): Move code from do_plugin_hook inline.
9834 (Plugin_hook::do_plugin_hook): Remove.
9835 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9836 (Plugin_manager::finish): Renamed, was cleanup.
9837 (Plugin_manager::should_defer_layout): New function.
9838 (Plugin_manager::add_deferred_layout_object): New function.
9839 (Plugin_manager::Deferred_layout_list): New type.
9840 (Plugin_manager::deferred_layout_objects_): New field.
9841 (Plugin_hook::do_plugin_hook): Remove.
9842
ee769c88
ILT		 98432008-12-17 Ian Lance Taylor <iant@google.com>
9844
9845 * options.h (class General_options): Add --no case for
9846 --export-dynamic.
9847
abc8dcba
CC		 98482008-12-16 Cary Coutant <ccoutant@google.com>
9849
9850 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9851 vector.
9852 (Plugin_manager::claim_file): Create plugin object even if
9853 plugin did not call the add_symbols callback.
9854 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9855 asking for more symbols than were added.
9856 * testsuite/Makefile.am (plugin_test_1): Add test case with
9857 no global symbols.
9858 (empty.syms): New target.
9859 * testsuite/Makefile.in: Regenerate.
9860 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9861 message. Don't call add_symbols if no globals.
9862 (all_symbols_read_hook): Don't provide replacement for empty
9863 claimed file.
9864
b0074644
ILT		 98652008-12-12 Ian Lance Taylor <iant@google.com>
9866
68943102
ILT		 9867 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9868 r_type == 0 for a local symbol with r_sym == 0.
9869 (scan_relocatable_relocs): Pass r_sym to
9870 local_non_section_strategy.
9871 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9872 r_sym parameter.
9873
b0074644
ILT		 9874 * configure.ac: Update test for TLS descriptors: they are
9875 supported as of glibc 2.9.
9876 * configure: Rebuild.
9877
c2508178
ILT		 98782008-12-11 Ian Lance Taylor <iant@google.com>
9879
9880 PR 7091
9881 * target-reloc.h (Default_scan_relocatable_relocs): For each
9882 function, map r_type == 0 to RELOC_DISCARD.
9883
2756a258
CC		 98842008-12-10 Cary Coutant <ccoutant@google.com>
9885
9886 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9887 object to override a kept COMDAT group from a plugin object.
9888
bb6f53d3
ILT		 98892008-12-09 Ian Lance Taylor <iant@google.com>
9890
fbc558e1
ILT		 9891 PR 7088
9892 * yyscript.y (file_cmd): Handle INPUT.
9893
bb6f53d3
ILT		 9894 * testsuite/initpri1.c: Change all declarations to be full
9895 prototypes by adding void, to avoid compiler warnings.
9896
4674ecfc
CC		 98972008-12-05 Rafael Avila de Espindola <espindola@google.com>
9898
9899 * options.cc (General_options::parse_plugin_opt): New.
9900 (General_options::add_plugin): The argument now is just the filename.
9901 (General_options::add_plugin_option): New.
9902 * options.h (plugin_opt): New.
9903 (add_plugin): Change argument name.
9904 (add_plugin_option): New.
9905 * plugin.cc (Plugin::load): Don't parse the plugin option.
9906 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9907 (Plugin::add_option): New.
9908 (Plugin::args_): Change type.
9909 (Plugin::filename_): New.
9910 (Plugin_manager::add_plugin_option): New.
9911 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9912 * testsuite/Makefile.in: Regenerate.
9913
fd06b4aa
CC		 99142008-12-05 Cary Coutant <ccoutant@google.com>
9915
9916 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9917 Handle --strip-lto-sections option.
9918 * options.h (strip_lto_sections): New option.
9919
6c52134c
CC		 99202008-12-01 Cary Coutant <ccoutant@google.com>
9921
9922 * plugin.cc (ld_plugin_message): Change format parameter to const.
9923 Fix mismatch between new[] and delete.
9924
a45248e0
CC		 99252008-11-14 Cary Coutant <ccoutant@google.com>
9926
9927 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9928 instead of -1U.
9929
c82fbeee
CS		 99302008-11-05 Craig Silverstein <csilvers@google.com>
9931
9932 * options.cc (General_options::parse_dynamic_list): New function.
9933 * options.h (General_options): New flags dynamic_list,
9934 dynamic_list_data, dynamic_list_cpp_new, and
9935 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9936 (General_options::in_dynamic_list): New function.
9937 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9938 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9939 (Lex::can_continue_name): Likewise.
9940 (yylex): Likewise.
9941 (read_script_file): New parameter script_options.
9942 (read_dynamic_list): New function.
9943 (Script_options::define_dynamic_list): New function.
9944 (dynamic_list_keyword_parsecodes): New variable.
9945 (dynamic_list_keywords): New variable.
9946 * script.h (Script_options::define_dynamic_list): New function
9947 prototype.
9948 (read_dynamic_list): New function prototype.
9949 * symtab.cc (strprefix): New macro.
9950 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9951 dynamic_list_data, dynamic_list_cpp_new, and
9952 dynamic_list_cpp_typeinfo.
9953 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9954 (dynamic_list_expr): New rule.
9955 (dynamic_list_nodes): Likewise.
9956 (dynamic_list_node): Likewise.
9957 * testsuite/Makefile.am (dynamic_list): New test.
9958 * testsuite/Makefile.in: Regenerated.
9959 * testsuite/dynamic_list.t: New file.
9960 * testsuite/dynamic_list.sh: New file.
9961
e0bb29a5
CS		 99622008-11-05 Craig Silverstein <csilvers@google.com>
9963
9964 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9965 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9966 (t11_last): Likewise.
9967 * testsuite/ver_test_6.c (main): Likewise.
9968
4e1e25e0
CC		 99692008-10-07 Cary Coutant <ccoutant@google.com>
9970
9971 * options.c (General_options::finalize): Add check for -static and
9972 -shared.
9973 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9974 is not empty.
9975
92f03fcb
CC		 99762008-10-02 Cary Coutant <ccoutant@google.com>
9977
9978 * plugin.cc (make_sized_plugin_object): Fix conditional
9979 compilation to work when not all targets are enabled.
9980
fbd8a257
CC		 99812008-09-29 Cary Coutant <ccoutant@google.com>
9982
9983 * archive.cc (Archive::get_file_and_offset): Use filename instead
9984 of name to get library path.
9985 (Archive::include_member): Unlock external member of a thin archive.
9986
9987 * testsuite/Makefile.am (TEST_AR): New variable.
9988 (thin_archive_test_1): New test.
9989 (thin_archive_test_2): New test.
81636b3f
CC		 9990 * testsuite/Makefile.in: Regenerate.
9991 * testsuite/thin_archive_main.cc: New file.
9992 * testsuite/thin_archive_test_1.cc: New file.
9993 * testsuite/thin_archive_test_2.cc: New file.
9994 * testsuite/thin_archive_test_3.cc: New file.
9995 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9996
eff45813
CC		 99972008-09-29 Cary Coutant <ccoutant@google.com>
9998
9999 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10000 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10001 instead of -1U.
10002 (Sized_relobj::do_finalize_local_symbols): Likewise.
10003 (Sized_relobj::map_to_kept_section): Likewise.
10004 * object.h (Sized_relobj::invalid_address): New constant.
10005 (Sized_relobj::do_output_section_offset): Check for invalid_address
10006 and return -1ULL.
10007 * output.cc (Output_reloc::local_section_offset): Use constant
10008 invalid_address instead of -1U.
10009 (Output_reloc::get_address): Likewise.
10010 (Output_section::output_address): Change -1U to -1ULL.
10011 * output.h (Output_reloc::invalid_address): New constant.
10012 * reloc.cc (Sized_relobj::write_sections): Use constant
10013 invalid_address instead of -1U.
10014 (Sized_relobj::relocate_sections): Likewise.
10015 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10016 values for merge sections.
10017 * target-reloc.h (relocate_for_relocatable): Use constant
10018 invalid_address instead of -1U.
10019
89fc3421
CC		 100202008-09-19 Cary Coutant <ccoutant@google.com>
10021
10022 Add plugin functionality for link-time optimization (LTO).
10023 * configure.ac (plugins): Add --enable-plugins option.
10024 * configure: Regenerate.
10025 * config.in: Regenerate.
10026 * Makefile.am (LIBDL): New variable.
10027 (CCFILES): Add plugin.cc.
10028 (HFILES): Add plugin.h.
10029 (ldadd_var): Add LIBDL.
10030 * Makefile.in: Regenerate.
10031
10032 * archive.cc: Include "plugin.h".
10033 (Archive::setup): Don't preread archive symbols when using a plugin.
10034 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10035 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10036 files.
10037 (Archive::include_member): Add symbols from plugin objects.
10038 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10039 * descriptors.cc (Descriptors::open): Check for file descriptors
10040 abandoned by plugins.
10041 (Descriptors::claim_for_plugin): New function.
10042 * descriptors.h (Descriptors::claim_for_plugin): New function.
10043 (Open_descriptor::is_claimed): New field.
10044 (claim_descriptor_for_plugin): New function.
10045 * fileread.cc (File_read::claim_for_plugin): New function.
10046 * fileread.h (File_read::claim_for_plugin): New function.
10047 (File_read::descriptor): New function.
10048 * gold.cc: Include "plugin.h".
10049 (queue_initial_tasks): Add task to call plugin hooks for generating
10050 new object files.
10051 * main.cc: Include "plugin.h".
10052 (main): Load plugin libraries.
10053 * object.h (Pluginobj): Declare.
10054 (Object::pluginobj): New function.
10055 (Object::do_pluginobj): New function.
10056 (Object::set_target): New function.
10057 * options.cc: Include "plugin.h".
10058 (General_options::parse_plugin): New function.
10059 (General_options::General_options): Initialize plugins_ field.
10060 (General_options::add_plugin): New function.
10061 * options.h (Plugin_manager): Declare.
10062 (General_options): Add --plugin option.
10063 (General_options::has_plugins): New function.
10064 (General_options::plugins): New function.
10065 (General_options::add_plugin): New function.
10066 (General_options::plugins_): New field.
10067 * plugin.cc: New file.
10068 * plugin.h: New file.
10069 * readsyms.cc: Include "plugin.h".
10070 (Read_symbols::do_read_symbols): Check for archive before checking
10071 for ELF file. Call plugin hooks to claim files.
10072 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10073 from a real object file; force override when processing replacement
10074 files.
10075 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10076 (Symbol::init_base_object): Likewise.
10077 (Symbol::init_base_output_data): Likewise.
10078 (Symbol::init_base_output_segment): Likewise.
10079 (Symbol::init_base_constant): Likewise.
10080 (Symbol::init_base_undefined): Likewise.
10081 (Symbol::output_section): Assert that object is not a plugin.
10082 (Symbol_table::add_from_pluginobj): New function.
10083 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10084 undefined.
10085 (Symbol_table::sized_write_globals): Likewise.
10086 (Symbol_table::add_from_pluginobj): Instantiate template.
10087 * symtab.h (Sized_pluginobj): Declare.
10088 (Symbol::in_real_elf): New function.
10089 (Symbol::set_in_real_elf): New function.
10090 (Symbol::in_real_elf_): New field.
10091 (Symbol_table::add_from_pluginobj): New function.
10092
10093 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10094 (LIBDL): New variable.
10095 (LDADD): Add LIBDL.
10096 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10097 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10098 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10099 (MOSTLYCLEANFILES): Likewise.
10100 * testsuite/Makefile.in: Regenerate.
10101 * testsuite/plugin_test.c: New file.
10102 * testsuite/plugin_test_1.sh: New file.
10103 * testsuite/plugin_test_2.sh: New file.
10104
de31bda5
ILT		 101052008-09-16 Ian Lance Taylor <iant@google.com>
10106
9c2d0ef9
ILT		 10107 * target-reloc.h (relocate_section): Check whether a symbol is
10108 defined by the ABI before reporting an undefined symbol error.
10109 * target.h (Target::is_defined_by_abi): Make parameter const.
10110 (Target::do_is_defined_by_abi): Likewise.
10111 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10112 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10113 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10114 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10115 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10116 * testsuite/Makefile.in: Rebuild.
10117
de31bda5
ILT		 10118 * fileread.cc (make_view): Add casts to avoid warning.
10119
9fa33bee
AO		 101202008-09-16 Alexandre Oliva <aoliva@redhat.com>
10121
10122 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10123 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10124
183fd0e3
AO		 101252008-09-16 Alexandre Oliva <aoliva@redhat.com>
10126
10127 * options.h (General_options::output_is_executable): New.
10128 (General_options::output_is_pie): New.
10129 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10130 for shared libraries.
10131 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10132
7be8330a
CD		 101332008-09-11 Chris Demetriou <cgd@google.com>
10134
10135 * options.h (origin): New -z option.
10136 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10137 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10138 in DT_FLAGS_1.
10139
a9caad02
CC		 101402008-09-05 Cary Coutant <ccoutant@google.com>
10141
10142 * fileread.cc (File_read::make_view): Add check for attempt to map
10143 beyond end of file.
10144
ae6dce4d
CC		 101452008-09-05 Cary Coutant <ccoutant@google.com>
10146
10147 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10148 explicit instantiations.
10149
d7ab2a47
KVH		 101502008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10151
10152 PR gold/6858
10153 * options.cc (General_options::finalize): Allow undefined symbols
10154 in shlibs if linking -shared.
10155
10156 PR gold/6859
10157 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10158 symbols as not needing a dynsym entry.
10159
1e52a9c1
CS		 101602008-08-20 Craig Silverstein <csilvers@google.com>
10161
10162 * fileread.cc (File_read::open): Do not lock the file unless it
10163 was successfully opened.
10164
d85c80a3
CC		 101652008-08-14 Cary Coutant <ccoutant@google.com>
10166
10167 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10168 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10169 * testsuite/tls_test.cc (struct int128): 128-bit struct
10170 for testing TLS relocs with non-zero addend.
10171 (v12): New TLS variable.
10172 (t12): New test.
10173 (t_last): Add check for v12.
10174 * testsuite/tls_test.h (t12): New function.
10175 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10176
2d924fd9
ILT		 101772008-08-13 Ian Lance Taylor <iant@google.com>
10178
10179 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10180 set tls_segment_ or relro_segment_.
10181 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10182 when appropriate.
10183 * output.h (Output_section::clear_is_relro): New function.
10184 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10185 sections specially even when output_data_ is empty.
10186 (Output_segment::maximum_alignment): When first section is relro,
10187 only force alignment for PT_LOAD segments.
10188 * script.cc (script_data_segment_align): New function.
10189 (script_data_segment_relro_end): New function.
10190 * script-c.h (script_data_segment_align): Declare.
10191 (script_data_segment_relro_end): Declare.
10192 * script-sections.h (class Script_sections): Declare
10193 data_segment_align and data_segment_relro_end. Add fields
10194 segment_align_index_ and saw_relro_end_.
10195 * script-sections.cc (class Sections_element): Add set_is_relro
10196 virtual function. Add new bool* parameter to place_orphan_here.
10197 Add get_output_section virtual function.
10198 (class Output_section_definition): Add set_is_relro. Add new
10199 bool* parameter to place_orphan_here. Add get_output_section.
10200 Add is_relro_ field.
10201 (Output_section_definition::Output_section_definition): Initialize
10202 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10203 and is_relro_ fields.
10204 (Output_section_definition::place_orphan_here): Add is_relro
10205 parameter.
10206 (Output_section_definition::set_section_addresses): Set relro for
10207 output section.
10208 (Output_section_definition::alternate_constraint): Likewise.
10209 (class Orphan_output_section): Add new bool* parameter to
10210 place_orphan_here. Add get_output_section.
10211 (Orphan_output_section::place_orphan_here): Add is_relro
10212 parameter.
10213 (Script_sections::Script_sections): Initialize
10214 data_segment_align_index_ and saw_relro_end_.
10215 (Script_sections::data_segment_align): New function.
10216 (Script_sections::data_segment_relro_end): New function.
10217 (Script_sections::place_orphan): Set or clear is_relro.
10218 (Script_sections::set_section_addresses): Force alignment of first
10219 TLS section.
10220 * yyscript.y (exp): Call script_data_segment_align and
10221 script_data_segment_relro_end.
10222 * testsuite/relro_script_test.t: New file.
10223 * testsuite/relro_test.cc (using_script): Declare.
10224 (t1, t2): Test using_script.
10225 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10226 (relro_script_test_SOURCES): Define.
10227 (relro_script_test_DEPENDENCIES): Define.
10228 (relro_script_test_LDFLAGS): Define.
10229 (relro_script_test_LDADD): Define.
10230 (relro_script_test.so): New target.
10231 * testsuite/Makefile.in: Rebuild.
10232
f827c9a9
CC		 102332008-08-06 Cary Coutant <ccoutant@google.com>
10234
10235 * archive.cc (Archive::total_archives, Archive::total_members)
10236 (Archive::total_members_loaded): New variables.
10237 (Archive::setup): Add parameter. Add option to preread
10238 archive symbols.
10239 (Archive::read_armap): Add counter.
10240 (Archive::get_file_and_offset): New function.
10241 (Archive::get_elf_object_for_member): New function.
10242 (Archive::read_all_symbols): New function.
10243 (Archive::read_symbols): New function.
10244 (Archive::add_symbols): Add counters.
10245 (Archive::include_all_members): Use armap to find members if it's
10246 already built.
10247 (Archive::include_member): Skip reading symbols if already read.
10248 Factored code into Archive::get_file_and_offset and
10249 Archive::get_elf_object_for_member. Changed call to
10250 Mapfile::report_include_archive_member.
10251 (Archive::print_stats): New function.
10252 * archive.h: Declare Object and Read_symbols_data classes.
10253 (Archive::Archive): Add initializers for new members.
10254 (Archive::setup): Add parameter.
10255 (Archive::print_stats): New function.
10256 (Archive::total_archives, Archive::total_members)
10257 (Archive::total_members_loaded): New variables.
10258 (Archive::get_file_and_offset): New function.
10259 (Archive::get_elf_object_for_member): New function.
10260 (Archive::read_all_symbols): New function.
10261 (Archive::read_symbols): New function.
10262 (Archive::Archive_member): New class.
10263 (Archive::members_): New member.
10264 (Archive::num_members_): New member.
10265 * main.cc: Include archive.h.
10266 (main): Call Archive::print_stats.
10267 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10268 archive parameter; member_name is now the fully-decorated name.
10269 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10270 * options.h: (General_options): Add --preread-archive-symbols option.
10271 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10272 Archive::setup.
10273
de4c45bd
ILT		 102742008-08-04 Ian Lance Taylor <iant@google.com>
10275
10276 * symtab.h (Symbol::use_plt_offset): New function.
10277 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10278 * powerpc.cc (Relocate::relocate): Likewise.
10279 * sparc.cc (Relocate::relocate): Likewise.
10280 * x86_64.cc (Relocate::relocate): Likewise.
10281 * testsuite/weak_plt.sh: New test.
10282 * testsuite/weak_plt_main.cc: New test.
10283 * testsuite/weak_plt_shared.cc: New test.
10284 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10285 (check_PROGRAMS): Add weak_plt.
10286 (check_DATA): Add weak_plt_shared.so.
10287 (weak_plt_main_pic.o, weak_plt): New targets.
10288 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10289 * testsuite/Makefile.in: Rebuild.
10290
10291 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10292 gcctestdir/ld.
10293 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10294 * testsuite/Makefile.in: Rebuild.
10295
323ee3f4
AM		 102962008-08-04 Alan Modra <amodra@bigpond.net.au>
10297
10298 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10299 * Makefile.in: Regenerate.
10300 * po/POTFILES.in: Regenerate.
10301
7c07ecec
ILT		 103022008-07-29 Ian Lance Taylor <iant@google.com>
10303
10304 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10305 symbols before other symbols.
10306 * testsuite/script_test_2.cc (test_addr): Declare.
10307 (test_addr_alias): Declare.
10308 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10309 values.
7c07ecec
ILT		 10310 * testsuite/script_test_2.t: Define test_addr_alias and
10311 test_addr.
10312
5778530e
ILT		 103132008-07-24 Ian Lance Taylor <iant@google.com>
10314
2a00e4fb
ILT		 10315 PR 5990
10316 * descriptors.cc: New file.
10317 * descriptors.h: New file.
10318 * gold-threads.h (class Hold_optional_lock): New class.
10319 * fileread.cc: Include "descriptors.h".
10320 (File_read::~File_read): Release descriptor rather than closing
10321 it.
10322 (File_read::open) [file]: Call open_descriptor rather than open.
10323 Set is_descriptor_opened_.
10324 (File_read::open) [memory]: Assert that descriptor is not open.
10325 (File_read::reopen_descriptor): New function.
10326 (File_read::release): Release descriptor.
10327 (File_read::do_read): Make non-const. Reopen descriptor.
10328 (File_read::read): Make non-const.
10329 (File_read::make_view): Reopen descriptor.
10330 (File_read::do_readv): Likewise.
10331 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10332 Update declarations.
10333 * layout.cc: Include "descriptors.h".
10334 (Layout::create_build_id): Use open_descriptor rather than open.
10335 * output.cc: Include "descriptors.h".
10336 (Output_file::open): Use open_descriptor rather than open.
10337 * archive.cc (Archive::const_iterator): Change Archive to be
10338 non-const.
10339 (Archive::begin, Archive::end): Make non-const.
10340 (Archive::count_members): Likewise.
10341 * archive.h (class Archive): Update declarations.
10342 * object.h (Object::read): Make non-const.
10343 * Makefile.am (CCFILES): Add descriptors.cc.
10344 (HFILES): Add descriptors.h.
10345 * Makefile.in: Rebuild.
10346
801647d1
ILT		 10347 PR 6716
10348 * gold.h: Always include <clocale>. Add Solaris workarounds
10349 following code in binutils/sysdep.h.
10350
5edd166e
ILT		 10351 PR 6048
10352 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10353 this->eh_frame_hdr_ is NULL before using it.
10354
c89ad728
ILT		 10355 * dynobj.cc (Versions::Versions): Update comment.
10356
aa86f06b
ILT		 10357 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10358 the base version name.
10359
5778530e
ILT		 10360 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10361 array size plus one.
10362 (Stringpool_template::set_string_offsets): Subtract one from key
10363 before using it as an array index.
10364 (Stringpool_template::get_offset_with_length): Likewise.
10365 (Stringpool_template::write_to_buffer): Likewise.
10366 * stringpool.h (Stringpool_template::get_offset_from_key):
10367 Likewise.
10368
057ead22
ILT		 103692008-07-23 Ian Lance Taylor <iant@google.com>
10370
7f649c59
ILT		 10371 PR 6658
10372 * object.h (Merged_symbol_value::value): Do our best to handle a
10373 negative addend.
10374
057ead22
ILT		 10375 PR 6647
10376 * script.cc (Version_script_info::get_versions): Don't add empty
10377 version tag to return value.
10378 (Version_script_info::get_symbol_version_helper): Change return
10379 type to bool. Add pversion parameter. Change all callers.
10380 (script_register_vers_node): Don't require a non-NULL tag.
10381 * script.h (class Version_script_info): Update declarations.
10382 (Version_script_info::get_symbol_version): Change return type to
10383 bool. Add version parameter. Change all callers.
10384 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10385 handling. Handle an empty version from a version script.
10386 (Symbol_table::define_special_symbol): Likewise.
10387 * testsuite/ver_test_10.script: New file.
10388 * testsuite/ver_test_10.sh: New file.
10389 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10390 (check_DATA): Add ver_test_10.syms.
10391 (ver_test_10.syms, ver_test_10.so): New target.
10392 * testsuite/Makefile.in: Rebuild.
10393
58e54ac2
CD		 103942008-07-23 Simon Baldwin <simonb@google.com>
10395
10396 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10397 to zero for undefined symbols from dynamic libraries.
10398
95d14cd3
ILT		 103992008-07-23 Ian Lance Taylor <iant@google.com>
10400
10401 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10402 Change all callers.
10403 * symtab.h (class Symbol_table): Update declaration.
10404 * testsuite/ver_test_9.cc: New file.
10405 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10406 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10407 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10408 (ver_test_9.so, ver_test_9.o): New targets.
10409 * testsuite/Makefile.in: Rebuild.
10410
92de84a6
ILT		 104112008-07-22 Ian Lance Taylor <iant@google.com>
10412
34810851
ILT		 10413 * options.h (class General_options): Define --check-sections.
10414 * layout.cc (Layout::set_segment_offsets): Handle
10415 --check-sections.
10416
af6156ef
ILT		 10417 * options.h (class General_options): Define -n/--nmagic and
10418 -N/--omagic.
10419 * options.cc (General_options::finalize): For -n/--nmagic or
10420 -N/--omagic, set -static.
10421 * layout.cc (Layout::attach_allocated_section_to_segment): If
10422 -N/--omagic, don't put read-only and read-write sections in
10423 different segments.
10424 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10425 finding a read-only segment.
10426 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10427 don't set the minimum segment alignment to the common page size,
10428 and don't set the file offset to the address modulo the page size.
10429 * script-sections.cc (Script_sections::create_segments): If
10430 -n/--omagic, don't put read-only and read-write sections in
10431 different segments.
10432
92de84a6
ILT		 10433 * cref.cc: New file.
10434 * cref.h: New file.
10435 * options.h (class General_options): Add --print-symbol-counts.
10436 * main.cc (main): Issue defined symbol report if requested.
10437 * archive.cc (Archive::interpret_header): Make into a const member
10438 function.
10439 (Archive::add_symbols): Call Input_objects::archive_start and
10440 archive_stop.
10441 (Archive::const_iterator): Define new class.
10442 (Archive::begin, Archive::end): New functions.
10443 (Archive::include_all_members): Rewrite to use iterator.
10444 (Archive::count_members): New function.
10445 * archive.h (class Archive): Update declarations.
10446 (Archive::filename): New function.
10447 * object.cc: Include "cref.h".
10448 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10449 (Sized_relobj::do_get_global_symbol_counts): New function.
10450 (Input_objects::add_object): Add object to cross-referencer.
10451 (Input_objects::archive_start): New function.
10452 (Input_objects::archive_stop): New function.
10453 (Input_objects::print_symbol_counts): New function.
10454 * object.h: Declare Cref and Archive.
10455 (Object::get_global_symbol_counts): New function.
10456 (Object::do_get_global_symbol_counts): New pure virtual function.
10457 (class Sized_relobj): Add defined_count_ field. Update
10458 declarations.
10459 (class Input_objects): Add cref_ field. Update constructor.
10460 Update declarations.
10461 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10462 defined_count_.
10463 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10464 symbol counts.
10465 (Sized_dynobj::do_get_global_symbol_counts): New function.
10466 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10467 defined_count_. Update declarations. Define Symbols typedef.
10468 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10469 parameter. Change all callers.
10470 (Symbol_table::add_from_dynobj): Add sympointers and defined
10471 parameters. Change all callers.
10472 * symtab.h (class Symbol_table): Update declarations.
10473 * Makefile.am (CCFILES): Add cref.cc.
10474 (HFILES): Add cref.h.
10475 * Makefile.in: Rebuild.
10476
3f7c5e1d
CD		 104772008-07-22 Simon Baldwin <simonb@google.com>
10478
10479 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10480 to zero when writing undefined symbols.
10481
e0b64032
ILT		 104822008-07-22 Ian Lance Taylor <iant@google.com>
10483
10484 * output.cc (Output_section::add_input_section): Don't try to
10485 merge empty merge sections.
10486
096b02cf
CS		 104872008-07-21 Craig Silverstein <csilvers@google.com>
10488
10489 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10490 Include symbol version in error message.
cd536b21 10491
1d1f116d
CD		 104922008-07-20 Chris Demetriou <cgd@google.com>
10493
cd536b21 10494 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10495 (RANDOM_SEED_CFLAGS): New substituted variable.
10496 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10497 * configure: Rebuild.
10498 * Makefile.in: Likewise.
10499 * testsuite/Makefile.in: Likewise.
10500
a18f591e
ILT		 105012008-07-18 Ian Lance Taylor <iant@google.com>
10502
10503 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10504 where we see NAME/NULL and NAME/VERSION as separate symbols.
10505 * testsuite/ver_test_main.cc (main): Call t4.
10506 (t4, t4_2a): Define.
10507 * testsuite/ver_test_2.cc (t4_2): Define.
10508 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10509 * testsuite/ver_test_4.cc (t4_2a): Define.
10510 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10511 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10512
c6e3f6ed
ILT		 105132008-07-17 Ian Lance Taylor <iant@google.com>
10514
10515 * dynobj.cc (Versions::add_def): If we give an error about a
10516 missing version, go ahead and create the version anyhow.
10517
ef9beddf
ILT		 105182008-07-10 Ian Lance Taylor <iant@google.com>
10519
10520 Handle output sections with more than 0x7fffffff bytes.
10521 * object.h (class Relobj): Change map_to_output_ to
10522 output_sections_, and just keep a section pointer. Change all
10523 uses. Move comdat group support to Sized_relobj.
10524 (Relobj::is_section_specially_mapped): Remove.
10525 (Relobj::output_section): Remove poff parameter. Change all
10526 callers.
10527 (Relobj::output_section_offset): New function.
10528 (Relobj::set_section_offset): Rewrite.
10529 (Relobj::map_to_output): Remove.
10530 (Relobj::output_sections): New function.
10531 (Relobj::do_output_section_offset): New pure virtual function.
10532 (Relobj::do_set_section_offset): Likewise.
10533 (class Sized_relobj): Add section_offsets_ field. Add comdat
10534 group support from Relobj. Update declarations.
10535 (Sized_relobj::get_output_section_offset): New function.
10536 (Sized_relobj::do_output_section_offset): New function.
10537 (Sized_relobj::do_set_section_offset): New function.
10538 * object.cc (Relobj::output_section_address): Remove.
10539 (Sized_relobj::Sized_relobj): Initialize new fields.
10540 (Sized_relobj::include_section_group): Cast find_kept_object to
10541 Sized_relobj.
10542 (Sized_relobj::include_linkonce_section): Likewise.
10543 (Sized_relobj::do_layout): Use separate arrays for output section
10544 and output offset.
10545 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10546 output_sections.
10547 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10548 output_sections and section_offsets.
10549 (Sized_relobj::write_local_symbols): Likewise.
10550 (map_to_kept_section): Compute output address directly.
10551 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10552 output_sections and section_offsets.
10553 (Sized_relobj::write_sections): Likewise.
10554 (Sized_relobj::relocate_sections): Likewise.
10555 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10556 * output.h (class Output_reloc): Update declarations. Change
10557 u2_.relobj to Sized_relobj*.
10558 (class Output_data_reloc): Change add functions to use
10559 Sized_relobj*.
10560 * output.cc (Output_reloc::Output_reloc): Change relobj to
10561 Sized_relobj*.
10562 (Output_reloc::local_section_offset): Change return type to
10563 Elf_Addr. Use get_output_section_offset.
10564 (Output_reloc::get_address): Likewise.
10565 (Output_section::is_input_address_mapped): Don't call
10566 is_section_specially_mapped.
10567 (Output_section::output_offset): Likewise.
10568 (Output_section::output_address): Likewise.
10569 (Output_section::starting_output_address): Likewise.
10570 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10571 parameter to Sized_relobj*.
10572 (Copy_relocs::need_copy_reloc): Likewise.
10573 (Copy_relocs::save): Likewise.
10574 * copy-relocs.h (class Copy_relocs): Update declarations.
10575 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10576 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10577 * target-reloc.h (relocate_for_relocatable): Change
10578 offset_in_output_section type to Elf_Addr. Change code that uses
10579 it as well.
10580 * layout.cc (Layout::layout): Always set *off.
10581 * mapfile.cc (Mapfile::print_input_section): Use
10582 output_section_offset.
10583 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10584 Sized_relobj*.
10585 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10586 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10587 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10588
5cb66f97
ILT		 105892008-07-03 Ian Lance Taylor <iant@google.com>
10590
10591 * layout.cc (Layout::include_section): Do not discard unrecognized
10592 SHT_STRTAB sections.
10593
afe47622
CS		 105942008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10595
10596 * script.cc (Lex::can_continue_name): Make '?' allowable in
10597 version-script names.
10598 * testsuite/version_script.map: Change glob pattern to use '?'
10599
5adf9721
ILT		 106002008-06-30 Manish Singh <yosh@gimp.org>
10601
10602 PR 6585
10603 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10604 Correct typo.
10605
e6fde208
ILT		 106062008-06-30 Ian Lance Taylor <iant@google.com>
10607
10608 PR 6660
10609 PR 6682
10610 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10611 versions]: Don't try to read the value in the contents, since we
10612 don't use it. Use the template endianness when writing.
10613
3f2e6a2d
CC		 106142008-06-25 Cary Coutant <ccoutant@google.com>
10615
10616 * fileread.cc (File_read::make_view): Assert on zero-length view.
10617 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10618 symbol table when there are no symbols to read.
10619
c43d3a48
CS		 106202008-06-23 Craig Silverstein <csilvers@google.com>
10621
10622 * version.cc (version_string): Bump to 1.7
10623
5f494ea0
CS		 106242008-06-18 Craig Silverstein <csilvers@google.com>
10625
10626 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10627 constant 0xFFFF to type Valtype.
10628 (Powerpc_relocate_functions::rel16_ha): Likewise.
10629
c42e122e
ILT		 106302008-06-17 Ian Lance Taylor <iant@google.com>
10631
f34787f8
ILT		 10632 * output.h (Output_section::Input_section): Initialize p2align_ to
10633 zero for Output_section_data constructors.
10634 (Output_section::Input_section::addralign): If not an input
10635 section, return the alignment of the Output_section_data.
10636 * testsuite/copy_test.cc: New file.
10637 * testsuite/copy_test_1.cc: New file.
10638 * testsuite/copy_test_2.cc: New file.
10639 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10640 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10641 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10642 (copy_test_1_pic.o, copy_test_1.so): New targets.
10643 (copy_test_2_pic.o, copy_test_2.so): New targets.
10644 * testsuite/Makefile.in: Rebuild.
10645
c42e122e
ILT		 10646 * script-sections.cc (Script_sections::place_orphan): Initialize
10647 local variable exact.
10648
ce3ac18a
DE		 106492008-06-13 David Edelsohn <edelsohn@gnu.org>
10650
10651 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10652
42cacb20
DE		 106532008-06-12 David Edelsohn <edelsohn@gnu.org>
10654 David S. Miller <davem@davemloft.net>
10655
10656 * powerpc.cc: New file.
10657 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10658 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10659 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10660 * Makefile.in: Rebuild.
10661
7b308235
ILT		 106622008-06-09 Ian Lance Taylor <iant@google.com>
10663
10664 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10665 <exception>.
10666 (throwing, orig_terminate): New static variables.
10667 (terminate_handler): New static function.
10668 (t2): Set terminate handler.
10669
f0b886e3
ILT		 106702008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10671
10672 PR 6584
cd536b21 10673 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10674 alignment.
10675
3e90f135
CC		 106762008-05-30 Cary Coutant <ccoutant@google.com>
10677
10678 * archive.cc (Archive::include_all_members) Correct to step
10679 over symbol table and extended name table in thin archives.
10680
e09ad04a
ILT		 106812008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10682
10683 PR 6407
10684 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10685 calculation.
10686
62b01cb5
ILT		 106872008-05-28 Caleb Howe <cshowe@google.com>
10688
10689 * reduced_debug_output.cc: New file.
10690 * reduced_debug_output.h: New file.
92de84a6 10691 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10692 * options.cc (General_options::finalize): Add strip_debug_non_line
10693 to the strip heirarchy.
10694 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10695 fields.
10696 * layout.cc: Include "reduced_debug_output.h".
10697 (Layout::Layout): Initialize new fields.
10698 (line_only_debug_sections): New static array.
10699 (is_lines_only_debug_sections): New static inline function.
10700 (Layout::include_section): Handle --strip-debug-non-line.
10701 (Layout::make_output_section): If --strip-debug-non-line, build
10702 new output sections for .debug_abbrev and .debug_info.
10703 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10704 gold. Warn about possible overflow.
10705 (read_signed_LEB_128): Likewise.
10706 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10707 (read_signed_LEB_128): Declare.
10708 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10709 (HFILES): Add reduced_debug_output.h.
10710 * Makefile.in: Rebuild.
10711
7d9e3d98
ILT		 107122008-05-21 Ian Lance Taylor <iant@google.com>
10713
10714 * mapfile.cc: New file.
10715 * mapfile.h: New file.
10716 * options.h (class General_options): Add -M/--print-map and -Map.
10717 * options.cc (General_options::finalize): Make -M equivalent to
10718 -Map -.
10719 * main.cc: Include <cstdio> and "mapfile.h".
10720 (main): Open mapfile if requested.
10721 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10722 constructor. Change caller.
10723 (queue_initial_tasks): Add mapfile parameter. Change caller.
10724 (queue_middle_tasks): Likewise.
10725 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10726 declarations.
10727 * archive.cc: Include "mapfile.h".
10728 (Archive::add_symbols): Add mapfile parameter. Change all
10729 callers. Pass mapfile, symbol, and reason to include_member.
10730 (Archive::include_all_members): Add mapfile parameter. Change all
10731 callers.
10732 (Archive::include_member): Add mapfile, sym, and why parameters.
10733 Change all callers. Report inclusion to map file.
10734 * archive.h: Include "fileread.h".
10735 (class Archive): Update declarations.
10736 (Archive::file): New const method.
10737 (class Add_archive_symbols): Add mapfile_ field. Update
10738 constructor. Change all callers.
10739 * readsyms.h (class Read_symbols): Likewise.
10740 (class Finish_group): Likewise.
10741 (class Read_script): Likewise.
10742 * common.cc: Include "mapfile.h".
10743 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10744 all callers.
10745 (Symbol_table::do_allocate_commons): Likewise.
10746 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10747 symbol allocation to mapfile.
10748 * common.h (class Allocate_commons_task): Add mapfile_ field.
10749 Update constructor. Change all callers.
10750 * symtab.h (class Symbol_table): Update declarations.
10751 * layout.cc: Include "mapfile.h".
10752 (Layout_task_runner::run): Print information to mapfile.
10753 (Layout::create_gold_note): Change Output_data_fixed_space to
10754 Output_data_zero_fill.
10755 (Layout::create_build_id): Likewise.
10756 (Layout::print_to_mapfile): New function.
10757 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10758 constructor. Change caller.
10759 (class Layout): Declare print_to_mapfile.
10760 * output.cc (Output_section::Input_section::print_to_mapfile): New
10761 function.
10762 (Output_section::add_input_section): If producing a map, always
10763 add to input_sections_ list.
10764 (Output_section::do_print_to_mapfile): New function.
10765 (Output_segment::print_sections_to_mapfile): New function.
10766 (Output_segment::print_section_list_to_mapfile): New function.
10767 * output.h: Include "mapfile.h".
10768 (Output_data::print_to_mapfile): New function.
10769 (Output_data::do_print_to_mapfile): New virtual function.
10770 (Output_segment_headers::do_print_to_mapfile): New function.
10771 (Output_file_header::do_print_to_mapfile): New function.
10772 (Output_data_const::do_print_to_mapfile): New function.
10773 (class Output_data_const_buffer): Add map_name_ field. Update
10774 constructor. Change all callers. Add do_print_to_mapfile
10775 function.
10776 (class Output_data_fixed_space): Likewise.
10777 (class Output_data_space): Likewise.
10778 (class Output_data_zero_fill): New class.
10779 (Output_data_strtab::do_print_to_mapfile): New function.
10780 (Output_data_reloc_base::do_print_to_mapfile): New function.
10781 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10782 (Output_data_group::do_print_to_mapfile): New function.
10783 (Output_data_got::do_print_to_mapfile): New function.
10784 (Output_data_dynamic::do_print_to_mapfile): New function.
10785 (Output_symtab_xindex::do_print_to_mapfile): New function.
10786 (class Output_section): Declare do_print_to_mapflie. Declare
10787 print_to_mapfile in Input_section.
10788 (class Output_segment): Declare new functions.
10789 * object.h (Sized_relobj::symbol_count): New function.
10790 * script-sections.cc
10791 (Output_section_element_dot_assignment::set_section_addresses):
10792 Change Output_data_fixed_space to Output_data_zero_fill.
10793 (Output_data_expression::do_print_to_mapfile): New function.
10794 * script.cc (read_input_script): Add mapfile parameter. Change
10795 all callers.
10796 * script.h (read_input_script): Update declaration.
10797 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10798 (Eh_frame::do_print_to_mapfile): New function.
10799 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10800 (Output_merge_string::do_print_to_mapfile): New function.
10801 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10802 function.
10803 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10804 function.
10805 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10806 function.
10807 * Makefile.am (CCFILES): Add mapfile.cc.
10808 (HFILES): Add mapfile.h.
10809 * Makefile.in: Rebuild.
10810
9f1d377b
ILT		 108112008-05-19 Ian Lance Taylor <iant@google.com>
10812
10813 * options.h (class General_options): Add -z relro.
10814 * layout.cc (Layout::Layout): Initialize relro_segment_.
10815 (Layout::add_output_section_data): Return the output section.
10816 (Layout::make_output_section): Rcognize relro sections and mark
10817 them appropriately.
10818 (Layout::attach_allocated_section_to_segment): Put relro sections
10819 in a PT_GNU_RELRO segment.
10820 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10821 section as relro.
10822 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10823 PT_TLS segments.
10824 (Layout::linkonce_mapping): Map d.rel.ro.local to
10825 .data.rel.ro.local.
10826 (Layout::output_section_name): Us .data.rel.ro.local for any
10827 section which begins with that.
10828 * layout.h (class Layout): Update add_output_section_data
10829 declaration. Add relro_segment_ field.
10830 * output.cc (Output_section::Output_section): Initialize is_relro_
10831 and is_relro_local_ fields.
10832 (Output_segment::add_output_section): Group relro sections.
10833 (Output_segment::is_first_section_relro): New function.
10834 (Output_segment::maximum_alignment): If there is a relro section,
10835 align the segment to the common page size.
10836 (Output_segment::set_section_addresses): Track whether we are
10837 looking at relro sections. If the last section is a relro
10838 section, align to the common page size.
10839 (Output_segment::set_section_list_addresses): Add in_relro
10840 parameter. Change all callers. Align to the page size when
10841 moving from relro to non-relro section.
10842 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10843 segment.
10844 * output.h (class Output_section): Add is_relro_ and
10845 is_relro_local_ fields.
10846 (Output_section::is_relro): New function.
10847 (Output_section::set_is_relro): New function.
10848 (Output_section::is_relro_local): New function.
10849 (Output_section::set_is_relro_local): New function.
10850 (class Output_segment): Update declarations.
10851 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10852 * sparc.cc (Target_sparc::got_section): Likewise.
10853 * x86_64.cc (Target_x86_64::got_section): Likewise.
10854 * testsuite/relro_test_main.cc: New file.
10855 * testsuite/relro_test.cc: New file.
10856 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10857 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10858 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10859 (relro_test.so, relro_test_pic.o): New targets.
10860 * testsuite/Makefile.in: Rebuild.
10861
a984ee1d
ILT		 108622008-05-16 Ian Lance Taylor <iant@google.com>
10863
01676dcd
ILT		 10864 * output.cc (Output_segment::add_output_section): Remove front
10865 parameter.
10866 * output.h (class Output_segment): Remove
10867 add_initial_output_section and overloaded add_output_section.
10868 Update declaration of remaining add_output_section.
10869 * layout.cc (Layout::create_interp): Call add_output_section
10870 rather than add_initial_output_section.
10871 (Layout::finish_dynamic_section): Likewise.
10872
497897f9
ILT		 10873 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10874 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10875 know the dynamic type.
10876 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10877 field. Initialize it in constructor.
10878 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10879 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10880 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10881 reloc.
10882
a984ee1d
ILT		 10883 * output.cc (Output_reloc::get_address): Change return type to
10884 Elf_Addr.
10885 * output.h (class Output_reloc): Update get_address declaration.
10886 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10887 for section addresses.
10888
55ba0940
ILT		 108892008-05-09 Ian Lance Taylor <iant@google.com>
10890
10891 PR 6493
10892 * gold.cc (gold_nomem): Use return value of write.
10893
75517b77
ILT		 108942008-05-08 Ian Lance Taylor <iant@google.com>
10895
10896 * symtab.c (Symbol::init_base_output_data): Add version
10897 parameter. Change all callers.
10898 (Symbol::init_base_output_segment): Likewise.
10899 (Symbol::init_base_constant): Likewise.
10900 (Symbol::init_base_undefined): Likewise.
10901 (Sized_symbol::init_output_data): Likewise.
10902 (Sized_symbol::init_output_segment): Likewise.
10903 (Sized_symbol::init_constant): Likewise.
10904 (Sized_symbol::init_undefined): Likewise.
10905 (Symbol_table::do_define_in_output_data): If the new symbol has a
10906 version, mark it as the default.
10907 (Symbol_table::do_define_in_output_segment): Likewise.
10908 (Symbol_table::do_define_as_constant): Likewise.
10909 * symtab.h (class Symbol): Update declarations.
10910 (class Sized_symbol): Likewise.
10911 * resolve.cc (Symbol::override_version): New function.
c42e122e 10912 (Symbol::override_base): Call override_version.
75517b77
ILT		 10913 (Symbol::override_base_with_special): Likewise.
10914 * testsuite/ver_script_8.script: New file.
10915 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10916 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10917 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10918 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10919
f1f70eae
ILT		 109202008-05-06 Ian Lance Taylor <iant@google.com>
10921
f3e9c5c5
ILT		 10922 PR 6049
10923 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10924 functions.
10925 (class General_options): Remove existing --undefined, and add
10926 --no-undefined instead. Add new --undefined as synonym for -u.
10927 * archive.cc (Archive::add_symbols): Check whether symbol was
10928 named with -u.
10929 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10930 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10931 all uses. Add IS_UNDEFINED. Update declarations to split
10932 different versions of init_base. Declare init_base_undefined.
10933 (Symbol::is_defined): Handle IS_UNDEFINED.
10934 (Symbol::is_undefined): Likewise.
10935 (Symbol::is_weak_undefined): Call is_undefined.
10936 (Symbol::is_absolute): Handle IS_CONSTANT.
10937 (class Sized_symbol): Update declarations to split different
10938 versions of init. Declare init_undefined.
10939 (class Symbol_table): Declare new functions.
10940 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10941 Change all callers.
10942 (Symbol::init_base_output_data): Likewise.
10943 (Symbol::init_base_output_segment): Likewise.
10944 (Symbol::init_base_constant): Likewise.
10945 (Symbol::init_base_undefined): New function.
10946 (Sized_symbol::init_object): Rename from init. Change all
10947 callers.
10948 (Sized_symbol::init_output_data): Likewise.
10949 (Sized_symbol::init_output_segment): Likewise.
10950 (Sized_symbol::init_constant): Likewise.
10951 (Sized_symbol::init_undefined): New function.
10952 (Symbol_table::add_undefined_symbols_from_command_line): New
10953 function.
10954 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10955 function.
10956 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10957 (Symbol::output_section): Likewise.
10958 (Symbol::set_output_section): Likewise.
10959 (Symbol_table::sized_finalize_symbol): Likewise.
10960 (Symbol_table::sized_write_globals): Likewise.
10961 * resolve.cc (Symbol_table::should_override): Likewise.
10962 (Symbol::override_base_with_special): Likewise.
10963
8bdcdf2c
ILT		 10964 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10965 symbol, change it to have default visibility.
10966 * testsuite/protected_1.cc: New file.
10967 * testsuite/protected_2.cc: New file.
10968 * testsuite/protected_3.cc: New file.
10969 * testsuite/protected_main_1.cc: New file.
10970 * testsuite/protected_main_2.cc: New file.
10971 * testsuite/protected_main_3.cc: New file.
10972 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10973 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10974 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10975 (protected_1.so): New target.
10976 (protected_1_pic.o, protected_2_pic.o): New targets.
10977 (protected_3_pic.o): New target.
10978 (check_PROGRAMS): Add protected_2.
10979 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10980 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10981 * testsuite/Makefile.in: Rebuild.
10982
2b706932
ILT		 10983 * options.h (DEFINE_var): Add set_user_set_##varname__.
10984 (DEFINE_bool_alias): New macro.
10985 (class General_options): Define -Bstatic using DEFINE_bool_alias
10986 rather than DEFINE_special. Add --undefined as an alias for -z
10987 defs.
10988 * options.cc (General_options::parse_Bstatic): Remove.
10989
d82a5bcc
ILT		 10990 * options.h (class General_options): Add --fatal-warnings.
10991 * main.cc (main): Implement --fatal-warnings.
10992 * errors.h (Errors::warning_count): New function.
10993
f1f70eae
ILT		 10994 * options.h (class General_options): Add -Bsymbolic-functions.
10995 * symtab.h (Symbol::is_preemptible): Check for
10996 -Bsymbolic-functions.
10997
8825ac63
ILT		 109982008-05-05 Ian Lance Taylor <iant@google.com>
10999
d98bc257
ILT		 11000 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11001 as noVARNAME rather than no-VARNAME.
11002 (class General_options): Add option -z combreloc.
11003 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11004 get_address.
11005 (Output_reloc::sort_before) [SHT_REL]: New function.
11006 (Output_reloc::sort_before) [SHT_RELA]: New function.
11007 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11008 Sort_relocs_comparison.
11009 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11010 parameter. Change all callers.
11011 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11012 sort_relocs parameter. Change all callers.
11013 * output.cc (Output_reloc::get_address): New function, broken out
11014 of write_rel.
11015 (Output_reloc::write_rel): Call it.
11016 (Output_reloc::compare): New function.
11017 (Output_data_reloc_base::do_write): Optionally sort relocs.
11018
60b2b4e7
ILT		 11019 * configure.ac: If targ_extra_obj is set, link it in.
11020 * configure.tgt: Initialize all variables.
11021 (x86_64*): Set targ_extra_obj and targ_extra_size.
11022 * configure: Rebuild.
11023
8825ac63
ILT		 11024 * object.cc (Sized_relobj::include_section_group): Adjust section
11025 indexes read from group data. Build vector to pass to
11026 layout_group.
11027 * layout.cc (Layout::layout_group): Add flags and shndxes
11028 parameters. Remove contents parameter. Change caller. Update
11029 explicit instantiations.
11030 * layout.h (class Layout): Update layout_group declaration.
11031 * output.cc (Output_data_group::Output_data_group): Add flags and
11032 input_shndxes parameters. Remove contents parameter. Change
11033 caller.
11034 (Output_data_group::do_write): Change input_sections_ to
11035 input_shndxes_.
11036 * output.h (class Output_data_group): Update constructor
11037 declaration. Rename input_sections_ to input_shndxes_.
11038 * testsuite/many_sections_test.cc: Add template.
11039
e94cf127
CC		 110402008-04-30 Cary Coutant <ccoutant@google.com>
11041
4418b2d5
CC		 11042 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11043
e94cf127
CC		 11044 * layout.cc (Layout::include_section): Refactored check for debug
11045 info section.
11046 (Layout::add_comdat): Add new parameters. Change type
11047 of signature parameter. Add object and shndx to signatures table.
11048 (Layout::find_kept_object): New function.
11049 * layout.h: Include <cstring>.
11050 (Layout::is_debug_info_section): New function.
11051 (Layout::add_comdat): Add new parameters.
11052 (Layout::find_kept_object): New function.
11053 (Layout::Kept_section): New struct.
11054 (Layout::Signatures): Change type of map range.
11055 * object.cc (Relobj::output_section_address): New function.
11056 (Sized_relobj::include_section_group): Add new parameters. Change
11057 calls to Layout::add_comdat. Change to build table of kept comdat
11058 groups and table mapping discarded sections to kept sections.
11059 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11060 (Sized_relobj::do_layout): Change calls to include_section_group and
11061 include_linkonce_section.
11062 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11063 value to zero when section is discarded.
11064 (Sized_relobj::map_to_kept_section): New function.
11065 * object.h (Relobj::output_section_address): New function.
11066 (Relobj::Comdat_group): New type.
11067 (Relobj::find_comdat_group): New function.
11068 (Relobj::Comdat_group_table): New type.
11069 (Relobj::Kept_comdat_section): New type.
11070 (Relobj::Kept_comdat_section_table): New type.
11071 (Relobj::add_comdat_group): New function.
11072 (Relobj::set_kept_comdat_section): New function.
11073 (Relobj::get_kept_comdat_section): New function.
11074 (Relobj::comdat_groups_): New field.
11075 (Relobj::kept_comdat_sections_): New field.
11076 (Symbol_value::input_value): Update comment.
11077 (Sized_relobj::map_to_kept_section) New function.
11078 (Sized_relobj::include_linkonce_section): Add new parameter.
11079 * target-reloc.h (Comdat_behavior): New type.
11080 (get_comdat_behavior): New function.
11081 (relocate_section): Add code to map a discarded section to the
11082 corresponding kept section when applying a relocation.
11083
e4e5049b
CS		 110842008-04-30 Craig Silverstein <csilvers@google.com>
11085
11086 * dwarf_reader.cc (next_generation_count): New static var.
11087 (Addr2line_cache_entry): New struct.
11088 (addr2line_cache): New static var.
11089 (Dwarf_line_info::one_addr2line): Added caching.
11090 (Dwarf_line_info::clear_addr2line_cache): New function.
11091 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11092 cache-size parameter.
11093 (Dwarf_line_info::one_addr2line_cache): New function.
11094 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11095 new cache-size argument to one_addr2line(), and clear cache.
11096
d09e9154
CC		 110972008-04-28 Cary Coutant <ccoutant@google.com>
11098
11099 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11100 R_386_PC8 relocations.
11101
7ef73768
ILT		 111022008-04-23 Ian Lance Taylor <iant@google.com>
11103
55438702
ILT		 11104 * object.cc (Sized_relobj::include_section_group): Check for
11105 invalid section group.
11106
c165fb93
ILT		 11107 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11108 header size.
11109
7ef73768
ILT		 11110 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11111 than read for file header.
11112 * archive.cc (Archive::include_member): Likewise.
11113
6194aaab
L		 111142008-04-23 Paolo Bonzini <bonzini@gnu.org>
11115
11116 * aclocal.m4: Regenerate.
11117 * configure: Regenerate.
11118
d491d34e
ILT		 111192008-04-19 Ian Lance Taylor <iant@google.com>
11120
5ea2bac6
ILT		 11121 * version.cc (version_string): Bump to 1.6.
11122
7bc3e21a
ILT		 11123 * testsuite/Makefile.am (many_sections_r_test): New target.
11124 (many_sections_r_test_SOURCES): Remove.
11125 (many_sections_r_test_DEPENDENCIES): Remove.
11126 (many_sections_r_test_LDFLAGS): Remove.
11127 (many_sections_r_test_LDADD): Remove.
11128
7fcd3aa9
ILT		 11129 * object.cc (Sized_relobj::do_add_symbols): Always pass
11130 local_symbol_count_ to add_from_relobj.
11131
4c94d6ae
ILT		 11132 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11133 every thousand variables.
11134 * testsuite/Makefile.in: Rebuild.
11135
d491d34e
ILT		 11136 * object.cc (Xindex::initialize_symtab_xindex): New function.
11137 (Xindex::read_symtab_xindex): New function.
11138 (Xindex::sym_xindex_to_shndx): New function.
11139 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11140 available.
11141 (Sized_relobj::do_initialize_xindex): New function.
11142 (Sized_relobj::do_read_symbols): Adjust section links.
11143 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11144 parameter. Change all callers.
11145 (Sized_relobj::include_section_group): Adjust section links and
11146 symbol section indexes.
11147 (Sized_relobj::do_layout): Adjust section links.
11148 (Sized_relobj::do_count_local_symbols): Adjust section links and
11149 symbol section indexes.
11150 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11151 ordinary and special symbols.
11152 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11153 dynsym_xindex parameters. Change all callers. Adjust section
11154 links. Use SHN_XINDEX when needed.
11155 (Sized_relobj::get_symbol_location_info): Adjust section links.
11156 Don't get fooled by special symbols.
11157 * object.h (class Xindex): Define.
11158 (class Object): Add xindex_ parameter. Declare virtual functoin
11159 do_initialize_xindex.
11160 (Object::adjust_sym_shndx): New function.
11161 (Object::set_xindex): New protected function.
11162 (class Symbol_value): Add is_ordinary_shndx_ field.
11163 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11164 (Symbol_value::value): Assert ordinary section.
11165 (Symbol_value::initialize_input_to_output_map): Likewise.
11166 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11167 Change all callers.
11168 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11169 all callers.
11170 (class Sized_relobj): Update declarations.
11171 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11172 parameter. Change all callers.
11173 (Sized_relobj::adjust_shndx): New function.
11174 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11175 field.
11176 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11177 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11178 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11179 (Sized_dynobj::read_dynsym_section): Adjust section links.
11180 (Sized_dynobj::read_dynamic): Likewise.
11181 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11182 section links.
11183 (Sized_dynobj::do_initialize_xindex): New function.
11184 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11185 do_initialize_xindex.
11186 (Sized_dynobj::adjust_shndx): New function.
11187 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11188 dynsym_xindex_ fields.
11189 (Layout::finalize): Add a call to set_section_indexes before
11190 creating the symtab sections.
11191 (Layout::set_section_indexes): Don't do anything if the section
11192 already has a section index.
11193 (Layout::create_symtab_sections): Add shnum parameter. Change
11194 caller. Create .symtab_shndx section if needed.
11195 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11196 caller.
11197 (Layout::allocated_output_section_count): New function.
11198 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11199 needed.
11200 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11201 fields. Update declarations.
11202 (Layout::symtab_xindex): New function.
11203 (Layout::dynsym_xindex): New function.
11204 (class Write_symbols_task): Add layout_ field.
11205 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11206 Change caller.
11207 * output.cc (Output_section_headers::Output_section_headers): Add
11208 shstrtab_section parameter. Change all callers.
11209 (Output_section_headers::do_sized_write): Store overflow values
11210 for section count and section string table section index in
11211 section header zero.
11212 (Output_file_header::do_sized_write): Check for overflow of
11213 section count and section string table section index.
11214 (Output_symtab_xindex::do_write): New function.
11215 (Output_symtab_xindex::endian_do_write): New function.
11216 * output.h (class Output_section_headers): Add shstrtab_section_.
11217 Update declarations.
11218 (class Output_symtab_xindex): Define.
11219 (Output_section::has_out_shndx): New function.
11220 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11221 field.
11222 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11223 Change all callers.
11224 (Sized_symbol::init): Likewise.
11225 (Symbol::output_section): Check for ordinary symbol.
11226 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11227 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11228 callers.
11229 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11230 Change all callers. Simplify handling of symbols from sections
11231 not included in the link.
11232 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11233 distinction.
11234 (Weak_alias_sorter::operator()): Assert that symbols are
11235 ordinary.
11236 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11237 distinction.
11238 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11239 parameters. Change all callers.
11240 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11241 symbol distinction. Use SHN_XINDEX when needed.
11242 (Symbol_table::write_section_symbol): Add symtab_xindex
11243 parameter. Change all callers.
11244 (Symbol_table::sized_write_section_symbol): Likewise. Use
11245 SHN_XINDEX when needed.
11246 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11247 declarations.
11248 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11249 (Symbol::is_defined): Check is_ordinary.
11250 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11251 (Symbol::is_absolute, Symbol::is_common): Likewise.
11252 (class Sized_symbol): Update declarations.
11253 (class Symbol_table): Update declarations.
11254 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11255 parameters. Change all callers.
11256 (Sized_symbol::override): Likewise.
11257 (Symbol_table::override): Likewise.
11258 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11259 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11260 is_ordinary, and orig_st_shndx parameters. Change all callers.
11261 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11262 to be in an ordinary section.
11263 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11264 object and is_ordinary parameters. Change all callers.
11265 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11266 Change all callers. Don't add undefined or non-ordinary symbols
11267 to reloc_map_.
11268 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11269 Change all callers.
11270 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11271 declarations.
11272 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11273 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11274 (Sized_relobj::relocate_sections): Likewise.
11275 * target-reloc.h (scan_relocs): Adjust section symbol index.
11276 (scan_relocatable_relocs): Likewise.
11277 * i386.cc (Scan::local): Check for ordinary symbols.
11278 * sparc.cc (Scan::local): Likewise.
11279 * x86_64.cc (Scan::local): Likewise.
11280 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11281 to symbol_section_and_value.
11282 * testsuite/many_sections_test.cc: New file.
11283 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11284 (check_PROGRAMS): Add many_sections_test.
11285 (many_sections_test_SOURCES): Define.
11286 (many_sections_test_DEPENDENCIES): Define.
11287 (many_sections_test_LDFLAGS): Define.
11288 (BUILT_SOURCES): Add many_sections_define.h.
11289 (many_sections_define.h): New target.
11290 (BUILT_SOURCES): Add many_sections_check.h.
11291 (many_sections_check.h): New target.
11292 (check_PROGRAMS): Add many_sections_r_test.
11293 (many_sections_r_test_SOURCES): Define.
11294 (many_sections_r_test_DEPENDENCIES): Define.
11295 (many_sections_r_test_LDFLAGS): Define.
11296 (many_sections_r_test_LDADD): Define.
11297 (many_sections_r_test.o): New target.
11298 * testsuite/Makefile.in: Rebuild.
11299
c5818ff1
CC		 113002008-04-17 Cary Coutant <ccoutant@google.com>
11301
11302 * errors.cc (Errors::info): New function.
11303 (gold_info): New function.
11304 * errors.h (Errors::info): New function.
11305 * gold.h (gold_info): New function.
11306 * object.cc (Input_objects::add_object): Print trace output.
11307 * options.cc (options::parse_set): New function.
11308 (General_options::parse_wrap): Deleted.
11309 (General_options::General_options): Deleted initializer.
11310 * options.h (options::String_set): New typedef.
11311 (options::parse_set): New function.
11312 (DEFINE_set): New macro.
11313 (General_options::wrap): Changed to use DEFINE_set. Changed
11314 callers of any_wrap_symbols and is_wrap_symbol.
11315 (General_options::trace, General_options::trace_symbol):
11316 New options.
11317 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11318 (General_options::wrap_symbols_): Deleted.
11319 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11320
b5be4a7c
DM		 113212008-04-17 David S. Miller <davem@davemloft.net>
11322
11323 * options.cc (General_options::parse_V): New function.
11324 * options.h: Add entries for -V and -Qy.
11325
155a0dd7
ILT		 113262008-04-17 Ian Lance Taylor <iant@google.com>
11327
11328 * common.cc (Symbol_table::allocate_commons): Remove options
11329 parameter. Change caller.
11330 (Symbol_table::do_allocate_commons): Remove options parameter.
11331 Change caller. Just call do_allocate_commons_list twice.
11332 (Symbol_table::do_allocate_commons_list): New function, broken out
11333 of do_allocate_commons.
11334 * common.h (class Allocate_commons_task): Remove options_ field.
11335 Update constructor.
11336 * symtab.cc (Symbol_table::Symbol_table): Initialize
11337 tls_commons_.
11338 (Symbol_table::add_from_object): Put TLS common symbols on
11339 tls_commons_ list.
11340 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11341 which are IN_OUTPUT_DATA.
11342 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11343 allocate_commons and do_allocate_commons declarations. Declare
11344 do_allocate_commons_list.
11345 * gold.cc (queue_middle_tasks): Update creation of
11346 Allocate_commons_task to not pass options.
11347 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11348 (TLS_TEST_C_FLAGS): New variable.
11349 (tls_test_c_pic.o): New target.
11350 (tls_test_shared.so): Link in tls_test_c_pic.o.
11351 (tls_test_c_pic_ie.o): New target.
11352 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11353 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11354 (tls_test_c.o): New target.
11355 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11356 (tls_pic_test_LDADD): Likewise.
11357 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11358 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11359 (tls_test_c_gnu2.o): New target.
11360 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11361 tls_test_c_gnu2.o.
11362 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11363 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11364 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11365 * testsuite/tls_test.cc: Include "config.h".
11366 (t_last): Call t11_last.
11367 * testsuite/tls_test.h (t11, t11_last): Declare.
11368 * testsuite/tls_test_c.c: New file.
11369 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11370 * configure.ac: Check for OpenMP support.
11371 * configure, config.in, Makefile.in: Rebuild.
11372 * testsuite/Makefile.in: Rebuild.
11373
edfbb029
CC		 113742008-04-16 Cary Coutant <ccoutant@google.com>
11375
11376 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11377 (Target_i386::tls_base_symbol_defined_): New field.
11378 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11379 (Target_i386::Scan::global): Likewise.
11380 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11381 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11382 (Target_x86_64::tls_base_symbol_defined_): New field.
11383 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11384 (Target_x86_64::Scan::global): Likewise.
11385
f3c69fca
CC		 113862008-04-16 Cary Coutant <ccoutant@google.com>
11387
11388 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11389 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11390 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11391 building shared libraries.
11392 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11393 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11394 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11395 * testsuite/Makefile.in: Rebuild.
11396 * testsuite/weak_undef.h: New file.
11397 * testsuite/weak_undef_file1.cc: Add extra test cases.
11398 * testsuite/weak_undef_file2.cc: Likewise.
11399 * testsuite/weak_undef_test.cc: Likewise.
11400
7c414435
DM		 114012008-04-16 David S. Miller <davem@davemloft.net>
11402
32b769e1
DM		 11403 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11404 Add issued_non_pic_error_ field. Declare check_non_pic.
11405 (Target_sparc::Scan::check_non_pic): New function.
11406 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11407 (Target_sparc::Scan::global): Likewise.
11408
11936fb1
DM		 11409 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11410 * configure: Rebuild.
11411
7c414435
DM		 11412 * options.h (DEFINE_enable): New macro.
11413 (new_dtags): New enable option.
11414 (initfirst, interpose, loadfltr, nodefaultlib,
11415 nodelete, nodlopen, nodump): New -z options.
11416 * layout.cc (Layout:finish_dynamic_section): If new
11417 dtags enabled, emit DT_RUNPATH. Also, emit a
11418 DT_FLAGS_1 containing any specified -z flags.
11419
85c7bf8b
ILT		 114202008-04-16 Ian Lance Taylor <iant@google.com>
11421
12c0daef
ILT		 11422 * copy-relocs.cc: New file.
11423 * copy-relocs.h: New file.
11424 * reloc.cc: Remove Copy_relocs code.
11425 * reloc.h: Likewise.
11426 * reloc-types.h (struct Reloc_types) [both versions]: Add
11427 get_reloc_addend_noerror.
11428 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11429 variants of add_global which take an addend which must be zero.
11430 * i386.cc: Include "copy-relocs.h".
11431 (class Target_i386): Change type of copy_relocs_ to variable,
11432 update initializer.
11433 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11434 Change all callers.
11435 (Target_i386::do_finalize_sections): Change handling of
11436 copy_relocs_.
11437 * sparc.cc: Include "copy-relocs.h".
11438 (class Target_sparc): Change type of copy_relocs_ to variable,
11439 update initializer.
11440 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11441 Change all callers.
11442 (Target_sparc::do_finalize_sections): Change handling of
11443 copy_relocs_.
11444 * x86_64.cc: Include "copy-relocs.h".
11445 (class Target_x86_64): Change type of copy_relocs_ to variable,
11446 update initializer.
11447 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11448 class. Change all callers.
11449 (Target_x86_64::do_finalize_sections): Change handling of
11450 copy_relocs_.
11451 * Makefile.am (CCFILES): Add copy-relocs.cc.
11452 (HFILES): Add copy-relocs.h.
11453
4f4995b6
ILT		 11454 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11455
85c7bf8b
ILT		 11456 * testsuite/script_test_4.sh: Permit leading zeroes.
11457
4f2a9edd
ILT		 114582008-04-15 Ian Lance Taylor <iant@google.com>
11459
e6188289
ILT		 11460 * script-sections.cc (Script_sections::create_segments): Use
11461 header_size_adjustment even when there is enough room for the
11462 headers.
11463 * testsuite/script_test_4.sh: New file.
11464 * testsuite/script_test_4.t: New file.
11465 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11466 (check_DATA): Add script_test_4.stdout.
11467 (MOSTLYCLEANFILES): Likewise.
11468 (script_test_4): New target.
11469 (script_test_4.stdout): New target.
11470 * testsuite/Makefile.in: Rebuild.
11471
4f2a9edd
ILT		 11472 * sparc.cc: Add definitions for Output_data_plt_sparc class
11473 constants.
11474
f5314dd5
DM		 114752008-04-14 David S. Miller <davem@davemloft.net>
11476
11477 * sparc.cc: New file.
11478 * Makefile.am (TARGETSOURCES): Add sparc.cc
11479 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11480 * configure.tgt: Document targ_extra_size and
11481 targ_extra_big_endian. Add entries for sparc-* and
11482 sparc64-*.
11483 * configure.ac: Handle targ_extra_size and
11484 targ_extra_big_endian.
11485 * Makefile.in: Rebuild.
11486 * configure: Likewise.
11487 * po/POTFILES.in: Likewise.
11488 * po/gold.pot: Likewise.
11489
154e0e9a
ILT		 114902008-04-14 Ian Lance Taylor <iant@google.com>
11491
11492 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11493 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11494 in the name/type/flags to section mapping. Don't call
11495 allocate_output_section.
11496 (Layout::choose_output_section): Change parameter from adjust_name
11497 to is_input_section. Don't permit input sections after sections
11498 are attached to segments. Don't call allocate_output_section.
11499 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11500 not write_enable_output_section.
11501 (Layout::make_output_section): Don't push to
11502 unattached_section_list_ nor call attach_to_segment. Call
11503 attach_section_to_segment if sections are attached.
11504 (Layout::attach_sections_to_segments): New function.
11505 (Layout::attach_section_to_segment): New function.
11506 (Layout::attach_allocated_section_to_segment): Rename from
11507 attach_to_segment. Remove flags parameter.
11508 (Layout::allocate_output_section): Remove function.
11509 (Layout::write_enable_output_section): Remove function.
11510 * layout.h (class Layout): Update for above changes. Add new
11511 field sections_are_attached_.
11512 * output.h (Output_section::update_flags_for_input_section): New
11513 function.
11514 * output.cc (Output_section::add_input_section): Call
11515 update_flags_for_input_section.
11516 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11517
009a67a2
CC		 115182008-04-11 Cary Coutant <ccoutant@google.com>
11519
11520 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11521 thought unnecessary.
11522 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11523
759b1a24
ILT		 115242008-04-11 Ian Lance Taylor <iant@google.com>
11525
11526 * output.h (class Output_section_data): Remove inline definition
11527 of set_addralign.
11528 * output.cc (Output_section_data::set_addralign): New function.
11529
c2b45e22
CC		 115302008-04-11 Cary Coutant <ccoutant@google.com>
11531
11532 Add support for TLS descriptors for i386 and x86_64.
11533 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11534 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11535 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11536 GOT_TYPE_TLS_DESC.
11537 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11538 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11539 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11540 relocations.
11541 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11542 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11543 Fix problem with initial-exec relocations.
11544 (Target_i386::Relocate::relocate_tls): Likewise.
11545 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11546 relaxation.
11547 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11548 support for section-plus-offset dynamic table entries.
11549 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11550 (Output_data_dynamic::Dynamic_entry): Add support for
11551 section-plus-offset dynamic table entries.
11552 (Output_data_dynamic::Classification): Likewise.
11553 (Output_data_dynamic::classification_): Renamed offset_.
11554 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11555 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11556 (Target_x86_64::make_plt_section): New function.
11557 (Target_x86_64::reserve_tlsdesc_entries): New function.
11558 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11559 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11560 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11561 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11562 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11563 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11564 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11565 add extra PLT entry for TLS descriptors.
11566 (Output_data_plt_x86_64::got_): New field.
11567 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11568 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11569 fields.
11570 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11571 descriptors.
11572 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11573 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11574 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11575 R_386_TLS_DESC_CALL relocations.
11576 (Target_x86_64::Scan::global): Likewise.
11577 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11578 for TLS descriptors.
11579 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11580 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11581 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11582 GD-to-IE relaxation.
11583 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11584 and TLS_DESCRIPTORS.
11585 * Makefile.in: Rebuild.
11586 * configure: Rebuild.
11587 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11588 (tls_test_shared2.so): New target.
11589 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11590 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11591 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11592 (tls_shared_gd_to_ie_test_LDADD): New variable.
11593 (tls_shared_gnu2_gd_to_ie_test): New target.
11594 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11595 New targets.
11596 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11597 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11598 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11599 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11600 (tls_shared_gnu2_test): New target.
11601 (tls_test_gnu2_shared.so): New target.
11602 (tls_shared_gnu2_test_SOURCES): New variable.
11603 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11604 (tls_shared_gnu2_test_LDFLAGS): New variable.
11605 (tls_shared_gnu2_test_LDADD): New variable.
11606 * testsuite/Makefile.in: Rebuild.
11607 * testsuite/Makefile.
11608
83bfb6b7
ILT		 116092008-04-11 Ian Lance Taylor <iant@google.com>
11610
11611 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11612 justsyms.t.
11613 * testsuite/Makefile.in: Rebuild.
11614
11615 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11616 long.
11617 * testsuite/script_test_2.cc (main): Adjust test.
11618
706e1f5e
ILT		 116192008-04-11 David S. Miller <davem@davemloft.net>
11620 Ian Lance Taylor <iant@google.com>
11621
11622 * options.h (General_options): Add entries for '-Y' and
11623 '-relax'.
11624 * options.cc (General_options:finalize): If -Y was used, add those
11625 entries to the library path instead of the default "/lib" and
11626 "/usr/lib".
11627
7c98e6bb
DM		 116282008-04-11 David S. Miller <davem@davemloft.net>
11629
11630 * testsuite/justsyms.t: Start at 0x100.
11631 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11632 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11633 long.
11634 * testsuite/script_test_2.cc: Adjust string and section length
11635 checks.
7c98e6bb 11636
99a37bfd
ILT		 116372008-04-09 Ian Lance Taylor <iant@google.com>
11638
2cefc357
ILT		 11639 PR gold/5996
11640 * script-sections.cc (Sections_element::allocate_to_segment): Add
11641 orphan parameter.
11642 (Output_section_definition::allocate_to_segment): Likewise.
11643 (Orphan_output_section::allocate_to_segment): Likewise.
11644 (Script_sections::attach_sections_using_phdrs_clause): Don't
11645 propagate non-PT_LOAD segments to orphan sections.
11646 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11647 readelf rather than objdump.
11648 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11649 .interp section and PT_INTERP segment are the same size.
11650 * testsuite/Makefile.in: Rebuild.
11651
99a37bfd
ILT		 11652 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11653 aliases for symbols defined in the same object.
11654 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11655 (weak_alias_test_SOURCES): New variable.
11656 (weak_alias_test_DEPENDENCIES): New variable.
11657 (weak_alias_test_LDFLAGS): New variable.
11658 (weak_alias_test_LDADD): New variable.
11659 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11660 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11661 (weak_alias_test_3.o): New target.
11662 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11663 * testsuite/weak_alias_test_main.cc: New file.
11664 * testsuite/weak_alias_test_1.cc: New file.
11665 * testsuite/weak_alias_test_2.cc: New file.
11666 * testsuite/weak_alias_test_3.cc: New file.
11667
780e49c5
ILT		 116682008-04-08 Ian Lance Taylor <iant@google.com>
11669
cdb0b8f5
ILT		 11670 * options.h (class General_options): Add --noinhibit-exec option.
11671 * main.cc (main): Check --noinhibit-exec.
11672
0864d551
ILT		 11673 * options.h (class General_options): Define --wrap as a special
11674 option. Add wrap_symbols_ field.
11675 (General_options::any_wrap_symbols): New function.
11676 (General_options::is_wrap_symbol): New function.
11677 * options.cc (General_options::parse_wrap): New function.
11678 (General_options::General_options): Initialize wrap_symbols_.
11679 * symtab.cc (Symbol_table::wrap_symbol): New function.
11680 (Symbol_table::add_from_object): Handle --wrap.
11681 * symtab.h (class Symbol_table): Declare wrap_symbol.
11682 * target.h (Target::wrap_char): New function.
11683 (Target::Target_info): Add wrap_char field.
11684 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11685 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11686 * testsuite/testfile.cc (Target_test::test_target_info):
11687 Likewise.
11688
789aa6de
ILT		 11689 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11690 there is one.
11691
2c38906f
ILT		 11692 * layout.h (class Layout): Add added_eh_frame_data_ field.
11693 * layout.cc (Layout::Layout): Initialize new field.
11694 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11695 output section until we find a section we merged successfully.
11696 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11697 that the size be non-zero.
11698
780e49c5
ILT		 11699 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11700 qualifier.
11701
7fcd0256
ILT		 117022008-04-08 Craig Silverstein <csilvers@google.com>
11703
11704 * configure.ac: Export new conditional variable HAVE_ZLIB.
11705 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11706 on HAVE_ZLIB.
11707 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11708 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11709
6835af53
ILT		 117102008-04-07 Ian Lance Taylor <iant@google.com>
11711
e24f324c
ILT		 11712 * version.cc (version_string): Set to "1.5".
11713
a036edd8
ILT		 11714 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11715 Add issued_non_pic_error_ field. Declare check_non_pic.
11716 (Target_x86_64::Scan::check_non_pic): New function.
11717 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11718 (Target_x86_64::Scan::global): Likewise.
11719
624f8810
ILT		 11720 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11721 addend parameter. Change caller. Handle merge sections.
11722 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11723 Address to Addend. Don't add in the result of
11724 local_section_offset, pass down the addend and use the returned
11725 value.
11726 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11727 Update declarations of local_section_offset and symbol_value.
11728 * testsuite/two_file_test_1.cc (t18): New function.
11729 * testsuite/two_file_test_2.cc (f18): New function.
11730 * testsuite/two_file_test_main.cc (main): Call t18.
11731 * testsuite/two_file_test.h (t18, f18): Declare.
11732
6835af53
ILT		 11733 * configure.ac: Don't test for objdump, c++filt, or readelf.
11734 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11735 conditionals.
11736 (TEST_READELF): New variable.
11737 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11738 (check_PROGRAMS): Add two_file_strip_test.
11739 (two_file_strip_test): New target.
11740 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11741 (two_file_same_shared_strip_test_SOURCES): New variable.
11742 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11743 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11744 (two_file_same_shared_strip_test_LDADD): New variable.
11745 (two_file_shared_strip.so): New target.
11746 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11747 (ver_test_5.syms, ver_test_7.syms): Likewise.
11748 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11749 (strip_test_3.stdout): Use TEST_OBJDUMP.
11750 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11751
86925eef
CC		 117522008-04-04 Cary Coutant <ccoutant@google.com>
11753
11754 * symtab.h (Symbol::is_weak_undefined): New function.
11755 (Symbol::is_strong_undefined): New function.
11756 (Symbol::is_absolute): New function.
11757 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11758 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11759 absolute symbols.
11760 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11761 (weak_undef_test): New target.
11762 * testsuite/Makefile.in: Rebuild.
11763 * testsuite/weak_undef_file1.cc: New file.
11764 * testsuite/weak_undef_file2.cc: New file.
11765 * testsuite/weak_undef_test.cc: New file.
11766
126f3ece
ILT		 117672008-04-03 Craig Silverstein <csilvers@google.com>
11768
11769 * compressed_output.h (class Output_compressed_section): Use
11770 unsigned buffer.
11771 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11772 add zlib header.
11773 (zlib_compressed_suffix): Removed.
11774 (Output_compressed_section::set_final_data_size): Use unsigned
11775 buffers.
11776 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11777 Fix linker invocation.
11778 (flagstest_o_specialfile_and_compress_debug_sections):
11779 Likewise.
11780 * testsuite/Makefile.in: Regenerated.
11781
deae2a14
DM		 117822008-04-02 David S. Miller <davem@davemloft.net>
11783
11784 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11785 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11786
70752818
ILT		 117872008-04-02 Craig Silverstein <csilvers@google.com>
11788
11789 * TODO: New file.
11790
39d0cb0e
ILT		 117912008-04-02 Ian Lance Taylor <iant@google.com>
11792
11793 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11794 parameters. Update for new key type to views_. Change all
11795 callers.
11796 (File_read::read): Adjust for byteshift in returned view.
11797 (File_read::add_view): New function, broken out of
11798 find_and_make_view.
11799 (File_read::make_view): New function, broken out of
11800 find_and_make_view.
11801 (File_read::find_or_make_view): Add offset and aligned
11802 parameters. Rewrite accordingly. Change all callers.
11803 (File_read::get_view): Add offset and aligned parameters. Adjust
11804 for byteshift in return value.
11805 (File_read::get_lasting_view): Likewise.
11806 * fileread.h (class File_read): Update declarations.
11807 (class File_read::View): Add byteshift_ field. Add byteshift to
11808 constructor. Add byteshift method.
11809 * archive.h (Archive::clear_uncached_views): New function.
11810 (Archive::get_view): Add aligned parameter. Change all callers.
11811 * object.h (Object::get_view): Add aligned parameter. Change all
11812 callers.
11813 (Object::get_lasting_view): Likewise.
11814
11815 * fileread.cc (File_read::release): Don't call clear_views if
11816 there are multiple objects.
11817 * fileread.h (File_read::clear_uncached_views): New function.
11818 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11819 on the archive.
11820
a1207466
CC		 118212008-03-31 Cary Coutant <ccoutant@google.com>
11822
11823 Add thin archive support.
11824 * archive.cc (Archive::armagt): New const.
11825 (Archive::setup): Remove task parameter and calls to unlock.
11826 (Archive::unlock_nested_archives): New function.
11827 (Archive::read_header): Add nested_off parameter. Change
11828 all callers.
11829 (Archive::interpret_header): Likewise.
11830 (Archive::include_all_members): Change to handle thin
11831 archives.
11832 (Archive::include_member): Likewise.
11833 * archive.h (Archive::Archive): Add new parameters and
11834 initializers.
11835 (Archive::armagt): New const.
11836 (Archive::setup): Remove task parameter.
11837 (Archive::unlock_nested_archives): New function.
11838 (Archive::read_header): Add nested_off parameter.
11839 (Archive::interpret_header): Likewise.
11840 (Archive::Nested_archive_table): New typedef.
11841 (Archive::is_thin_archive_): New field.
11842 (Archive::nested_archives_): New field.
11843 (Archive::options_): New field.
11844 (Archive::dirpath_): New field.
11845 (Archive::task_): New field.
11846 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11847 for thin archives. Pass additional parameters to
11848 Archive::Archive. Unlock the archive file after calling
11849 Archive::setup.
cd536b21 11850
479f6503
ILT		 118512008-03-29 Ian Lance Taylor <iant@google.com>
11852
686c8caf
ILT		 11853 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11854 version symbol to be local.
11855 * testsuite/ver_test_4.sh: New file.
11856 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11857 (check_DATA): Add ver_test_4.syms.
11858 (ver_test_4.syms): New target.
11859 * testsuite/Makefile.in: Rebuild.
11860
ab794b6b
ILT		 11861 * output.cc
11862 (Output_section::Input_section_sort_entry::has_priority): New
11863 function.
11864 (Output_section::Input_section_sort_entry::match_file_name): New
11865 function.
11866 (Output_section::Input_section_sort_entry::match_section_name):
11867 Remove.
11868 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11869 Remove.
11870 (Output_section::Input_section_sort_entry::match_section_file):
11871 Remove.
11872 (Output_section::Input_section_sort_compare::operator()): Rewrite
11873 using new Input_section_sort_entry functions. Sort crtbegin and
11874 crtend first. Sort sections with no priority before sections with
11875 a priority.
11876 * testsuite/initpri1.c (d3): Check j != 4.
11877 (cd5): New constructor/destructor function.
11878 (main): Check j != 2.
11879
479f6503
ILT		 11880 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11881 new symbol when resolving, don't call set_is_default.
11882 * testsuite/ver_test_7.cc: New file.
11883 * testsuite/ver_test_7.sh: New file.
11884 * testsuite/Makefile.am (ver_test_7.so): New target.
11885 (ver_test_7.o): New target.
11886 (check_SCRIPTS): Add ver_test_7.sh.
11887 (check_DATA): Add ver_test_7.syms.
11888 (ver_test_7.syms): New target.
11889
2fd32231
ILT		 118902008-03-28 Ian Lance Taylor <iant@google.com>
11891
11892 * layout.cc (Layout::layout): If we see an input section with a
11893 name that needs sorting, set the must_sort flag for the output
11894 section.
11895 (Layout::make_output_section): If the name of the output section
11896 indicates that it might require sorting, set the may_sort flag.
11897 * output.h (Output_section::may_sort_attached_input_sections): New
11898 function.
11899 (Output_section::set_may_sort_attached_input_sections): New
11900 function.
11901 (Output_section::must_sort_attached_input_sections): New
11902 function.
11903 (Output_section::set_must_sort_attached_input_sections): New
11904 function.
11905 (class Output_section): Declare Input_section_sort_entry. Define
11906 Input_section_sort_compare. Declare
11907 sort_attached_input_sections. Add new fields:
11908 may_sort_attached_input_sections_,
11909 must_sort_attached_input_sections_,
11910 attached_input_sections_are_sorted_.
11911 * output.cc (Output_section::Output_section): Initialize new
11912 fields.
11913 (Output_section::add_input_section): Add an entry to
11914 input_sections_ if may_sort or must_sort are true.
11915 (Output_section::set_final_data_size): Call
11916 sort_attached_input_sections if necessary.
11917 (Output_section::Input_section_sort_entry): Define new class.
11918 (Output_section::Input_section_sort_compare::operator()): New
11919 function.
11920 (Output_section::sort_attached_input_sections): New function.
11921 * configure.ac: Check whether the compiler supports constructor
11922 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11923 * testsuite/initpri1.c: New file.
11924 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11925 CONSTRUCTOR_PRIORITY.
11926 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11927 (initpri1_LDFLAGS): New variable.
11928 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11929
18e6b24e
ILT		 119302008-03-27 Ian Lance Taylor <iant@google.com>
11931
49bdd526
ILT		 11932 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11933 * testsuite/common_test_1.c: New file.
11934 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11935 (common_test_1_SOURCES): New variable.
11936 (common_test_1_DEPENDENCIES): New variable.
11937 (common_test_1_LDFLAGS): New variable.
11938
18e6b24e
ILT		 11939 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11940 and commons_ correctly when NAME/VERSION does not override
11941 NAME/NULL.
11942 * testsuite/ver_test_6.c: New file.
11943 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11944 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11945 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11946
04bf7072
ILT		 119472008-03-26 Ian Lance Taylor <iant@google.com>
11948
5871526f
ILT		 11949 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11950 of an undefined symbol from a version script.
11951 * testsuite/Makefile.am (ver_test_5.so): New target.
11952 (ver_test_5.o): New target.
11953 (check_SCRIPTS): Add ver_test_5.sh.
11954 (check_DATA): Add ver_test_5.syms.
11955 (ver_test_5.syms): New target.
11956 * testsuite/ver_test_5.cc: New file.
11957 * testsuite/ver_test_5.script: New file.
11958 * testsuite/ver_test_5.sh: New file.
11959 * Makefile.in, testsuite/Makefile.in: Rebuild.
11960
04bf7072
ILT		 11961 PR gold/5986
11962 Fix problems building gold with gcc 4.3.0.
11963 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11964 (gold_error_at_location, gold_warning_at_location): Use it.
11965 * configure.ac: Check whether we can compile and use a template
11966 function with a printf attribute.
11967 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11968 when jumping over bytes.
11969 * object.cc: Instantiate Object::read_section_data.
11970 * debug.h: Include <cstring>
11971 * dwarf_reader.cc: Include <algorithm>
11972 * main.cc: Include <cstring>.
11973 * options.cc: Include <cstring>.
11974 * output.cc: Include <cstring>.
11975 * script.cc: Include <cstring>.
11976 * script.h: Include <string>.
11977 * symtab.cc: Include <cstring> and <algorithm>.
11978 * target-select.cc: Include <cstring>.
11979 * version.cc: Include <string>.
11980 * testsuite/testmain.cc: Include <cstdlib>.
11981 * configure, config.in: Rebuild.
11982
874c5b28
ILT		 119832008-03-25 Ian Lance Taylor <iant@google.com>
11984
819d6c3a
ILT		 11985 * options.cc: Include "../bfd/bfdver.h".
11986 (options::help): Print bug reporting address.
11987
f4b2c6f5
ILT		 11988 * version.cc (print_version): Adjust output for current value of
11989 BFD_VERSION_STRING.
11990
11991 * NEWS: New file.
11992
e96caa79
ILT		 11993 * options.cc (options::help): Print list of supported targets.
11994 * target-select.h: Include <vector>.
11995 (class Target_selector): Make machine_, size_, and is_big_endian_
11996 fields const. Add bfd_name_ and instantiated_target_ fields.
11997 (Target_selector::Target_selector): Add bfd_name parameter.
11998 (Target_selector::recognize): Make non-virtual, call
11999 do_recognize.
12000 (Target_selector::recognize_by_name): Make non-virtual, call
12001 do_recognize_by_name.
12002 (Target_selector::supported_names): New function.
12003 (Target_selector::bfd_name): New function.
12004 (Target_selector::do_instantiate_target): New pure virtual
12005 function.
12006 (Target_selector::do_recognize): New virtual function.
12007 (Target_selector::do_recognize_by_name): New virtual function.
12008 (Target_selector::instantiate_target): New private function.
12009 (supported_target_names): Declare.
12010 * target-select.cc (Target_selector::Target_selector): Update for
12011 new parameter and fields.
12012 (select_target_by_name): Check that the name matches before
12013 calling recognize_by_name.
12014 (supported_target_names): New function.
12015 * i386.cc (class Target_selector_i386): Update Target_selector
12016 constructor call. Remove recognize and recognize_by_name. Add
12017 do_instantiate_target.
12018 * x86_64.cc (class Target_selector_x86_64): Likewise.
12019 * testsuite/testfile.cc (class Target_selector_test): Update for
12020 changes to Target_selector.
12021
874c5b28
ILT		 12022 * README: Rewrite, with some notes on unsupported features.
12023
0a65a3a7
CC		 120242008-03-24 Cary Coutant <ccoutant@google.com>
12025
12026 * i386.cc (Target_i386::Got_type): New enum declaration.
12027 (Target_i386::Scan::local): Updated callers of Output_data_got
12028 member functions.
12029 (Target_i386::Scan::global): Likewise.
12030 (Target_i386::Relocate::relocate): Likewise.
12031 (Target_i386::Relocate::relocate_tls): Likewise.
12032 * object.h (Got_offset_list): New class.
12033 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12034 (Sized_relobj::local_got_offset): Likewise.
12035 (Sized_relobj::set_local_got_offset): Likewise.
12036 (Sized_relobj::local_has_tls_got_offset): Removed.
12037 (Sized_relobj::local_tls_got_offset): Removed.
12038 (Sized_relobj::set_local_tls_got_offset): Removed.
12039 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12040 * output.cc (Output_data_got::add_global): Added got_type parameter.
12041 (Output_data_got::add_global_with_rel): Likewise.
12042 (Output_data_got::add_global_with_rela): Likewise.
12043 (Output_data_got::add_global_pair_with_rel): New function.
12044 (Output_data_got::add_global_pair_with_rela): New function.
12045 (Output_data_got::add_local): Added got_type parameter.
12046 (Output_data_got::add_local_with_rel): Likewise.
12047 (Output_data_got::add_local_with_rela): Likewise.
12048 (Output_data_got::add_local_pair_with_rel): New function.
12049 (Output_data_got::add_local_pair_with_rela): New function.
12050 (Output_data_got::add_global_tls): Removed.
12051 (Output_data_got::add_global_tls_with_rel): Removed.
12052 (Output_data_got::add_global_tls_with_rela): Removed.
12053 (Output_data_got::add_local_tls): Removed.
12054 (Output_data_got::add_local_tls_with_rel): Removed.
12055 (Output_data_got::add_local_tls_with_rela): Removed.
12056 * output.h (Output_data_got::add_global): Added got_type parameter.
12057 (Output_data_got::add_global_with_rel): Likewise.
12058 (Output_data_got::add_global_with_rela): Likewise.
12059 (Output_data_got::add_global_pair_with_rel): New function.
12060 (Output_data_got::add_global_pair_with_rela): New function.
12061 (Output_data_got::add_local): Added got_type parameter.
12062 (Output_data_got::add_local_with_rel): Likewise.
12063 (Output_data_got::add_local_with_rela): Likewise.
12064 (Output_data_got::add_local_pair_with_rel): New function.
12065 (Output_data_got::add_local_pair_with_rela): New function.
12066 (Output_data_got::add_global_tls): Removed.
12067 (Output_data_got::add_global_tls_with_rel): Removed.
12068 (Output_data_got::add_global_tls_with_rela): Removed.
12069 (Output_data_got::add_local_tls): Removed.
12070 (Output_data_got::add_local_tls_with_rel): Removed.
12071 (Output_data_got::add_local_tls_with_rela): Removed.
12072 * resolve.cc (Symbol::override_base_with_special): Removed
12073 reference to has_got_offset_ field.
12074 * symtab.cc (Symbol::init_fields): Replaced initialization
12075 of got_offset_ with got_offsets_. Removed initialization
12076 of has_got_offset_
53fcba31 12077 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12078 (Symbol::got_offset): Likewise.
12079 (Symbol::set_got_offset): Likewise.
12080 (Symbol::has_tls_got_offset): Removed.
12081 (Symbol::tls_got_offset): Removed.
12082 (Symbol::set_tls_got_offset): Removed.
12083 (Symbol::got_offset_): Removed.
12084 (Symbol::tls_mod_got_offset_): Removed.
12085 (Symbol::tls_pair_got_offset_): Removed.
12086 (Symbol::got_offsets_): New field.
12087 (Symbol::has_got_offset): Removed.
12088 (Symbol::has_tls_mod_got_offset): Removed.
12089 (Symbol::has_tls_pair_got_offset): Removed.
12090 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12091 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12092 member functions.
12093 (Target_x86_64::Scan::global): Likewise.
12094 (Target_x86_64::Relocate::relocate): Likewise.
12095 (Target_x86_64::Relocate::relocate_tls): Likewise.
12096
bd52eafb
BE		 120972008-03-25 Ben Elliston <bje@au.ibm.com>
12098
12099 * yyscript.y: Fix spelling error in comment.
12100
8b105e34
ILT		 121012008-03-24 Ian Lance Taylor <iant@google.com>
12102
8ed814a9
ILT		 12103 * options.h (class General_options): Define build_id option.
12104 * layout.h (class Layout): Declare write_build_id, create_note,
12105 create_build_id. Add build_id_note_ member.
12106 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12107 "libiberty.h", "md5.h", "sha1.h".
12108 (Layout::Layout): Initialize eh_frame_data_,
12109 eh_frame_hdr_section_, and build_id_note_.
12110 (Layout::finalize): Call create_build_id.
12111 (Layout::create_note): New function, broken out of
12112 Layout::create_gold_note.
12113 (Layout::create_gold_note): Call create_note.
12114 (Layout::create_build_id): New function.
12115 (Layout::write_build_id): New function.
12116 (Close_task_runner::run): Call write_build_id.
12117
8b105e34
ILT		 12118 * x86_64.cc: Correct license to GPLv3.
12119
086a1841
ILT		 121202008-03-23 Ian Lance Taylor <iant@google.com>
12121
12122 * options.cc: Include "demangle.h".
12123 (parse_optional_string): New function.
12124 (parse_long_option): Handle takes_optional_argument.
12125 (parse_short_option): Update dash_z initializer. Handle
12126 takes_optional_argument.
12127 (General_options::General_options): Initialize do_demangle_.
12128 (General_options::finalize): Set do_demangle_. Handle demangling
12129 style.
12130 * options.h (parse_optional_string): Declare.
12131 (struct One_option): Add optional_arg field. Update constructor.
12132 Update call constructor calls. Add takes_optional_argument
12133 function.
12134 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12135 (DEFINE_optional_string): Define.
12136 (General_options::demangle): Change from DEFINE_bool to
12137 DEFINE_optional_string.
12138 (General_options::no_demangle): New function.
12139 (General_options::do_demangle): New function.
12140 (General_options::set_do_demangle): New function.
12141 (General_options::execstack_status_): Move definition to end of
12142 class definition.
12143 (General_options::static_): Likewise.
12144 (General_options::do_demangle_): New field.
12145 * object.cc (big_endian>::get_symbol_location_info): Call
12146 Options::do_demangle, not Options::demangle.
12147 * symtab.cc (demangle): Likewise.
12148
cbb93e63
ILT		 121492008-03-22 Ian Lance Taylor <iant@google.com>
12150
12151 * gold.h: Include <cstddef> and <sys/types.h>
12152 * options.h: Include <cstring>.
12153
ec531623
ILT		 121542008-03-21 Ian Lance Taylor <iant@google.com>
12155
12156 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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