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Add sparc integer multiply-add instructions.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
dc87f620
ILT		 12011-09-23 Simon Baldwin <simonb@google.com>
2
3 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
4 configuration options.
5 * configure: Regenerate.
6 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
7 * Makefile.in: Regenerate.
8 * testsuite/Makefile.in: Regenerate.
9
a8279f82
ST		 102011-09-19 Sriraman Tallam <tmsriram@google.com>
11
12 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
13
0c9350c8
CC		 142011-09-19 Cary Coutant <ccoutant@google.com>
15
16 * incremental.cc (can_incremental_update): Fix typo in comment.
17 * incremental.h (can_incremental_update): Likewise.
18
aa06ae28
CC		 192011-09-18 Cary Coutant <ccoutant@google.com>
20
21 * incremental.cc (can_incremental_update): New function.
22 * incremental.h (can_incremental_update): New function.
23 * layout.cc (Layout::init_fixed_output_section): Call it.
24 (Layout::make_output_section): Don't allow patch space in .eh_frame.
25 * object.cc (Sized_relobj_file::do_layout): Call
26 can_incremental_update.
27
ebb300b2
CC		 282011-09-13 Cary Coutant <ccoutant@google.com>
29
30 * configure.ac: Check for glibc support for gnu_indirect_function
31 support with static linking, setting automake conditional
32 IFUNC_STATIC.
33 * Makefile.in: Regenerate.
34 * configure: Regenerate.
35
36 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
37 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
38 for IFUNC_STATIC.
39 * testsuite/Makefile.in: Regenerate.
40
1206d0d5
CC		 412011-09-13 Cary Coutant <ccoutant@google.com>
42
43 * incremental.cc (Sized_relobj_incr::do_layout): Call
44 report_comdat_group for kept comdat sections.
45 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
46 * testsuite/Makefile.in: Regenerate.
47 * testsuite/incr_comdat_test_1.cc: New source file.
48 * testsuite/incr_comdat_test_2_v1.cc: New source file.
49 * testsuite/incr_comdat_test_2_v2.cc: New source file.
50 * testsuite/incr_comdat_test_2_v3.cc: New source file.
51
40b29874
ILT		 522011-09-13 Ian Lance Taylor <iant@google.com>
53
54 * object.cc (Sized_relobj_file::do_layout): Remove unused local
55 variable external_symbols_offset.
56
1b045aac
ILT		 572011-09-12 Ian Lance Taylor <iant@google.com>
58
59 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
60 triggered if object has no symbols.
61
24c6c55a
DM		 622011-09-09 David S. Miller <davem@davemloft.net>
63
64 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
65 (Output_fill_debug_line::do_write): Likewise.
66
66570254
CC		 672011-08-29 Cary Coutant <ccoutant@google.com>
68
69 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
70 casts to match formatting specs.
71 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
72
8ea8cd50
CC		 732011-08-26 Cary Coutant <ccoutant@google.com>
74
75 * layout.cc (Free_list::allocate): Provide guarantee of minimum
76 remaining hole size when allocating.
77 (Layout::make_output_section): Set fill methods for debug sections.
78 * layout.h (Free_list::Free_list_node): Move from private to
79 public.
80 (Free_list::set_min_hole_size): New function.
81 (Free_list::begin, Free_list::end): New functions.
82 (Free_list::min_hole_): New data member.
83 * output.cc: Include dwarf.h.
84 (Output_fill_debug_info::do_minimum_hole_size): New function.
85 (Output_fill_debug_info::do_write): New function.
86 (Output_fill_debug_line::do_minimum_hole_size): New function.
87 (Output_fill_debug_line::do_write): New function.
88 (Output_section::Output_section): Initialize new data member.
89 (Output_section::set_final_data_size): Ensure patch space is larger
90 than minimum hole size.
91 (Output_section::do_write): Fill holes in debug sections.
92 * output.h (Output_fill): New class.
93 (Output_fill_debug_info): New class.
94 (Output_fill_debug_line): New class.
95 (Output_section::set_free_space_fill): New function.
96 (Output_section::free_space_fill_): New data member.
97 * testsuite/Makefile.am (incremental_test_3): Add
98 --incremental-patch option.
99 (incremental_test_4): Likewise.
100 (incremental_test_5): Likewise.
101 (incremental_test_6): Likewise.
102 (incremental_copy_test): Likewise.
103 (incremental_common_test_1): Likewise.
104 * testsuite/Makefile.in: Regenerate.
105
7cf80422
NC		 1062011-08-26 Nick Clifton <nickc@redhat.com>
107
108 * po/es.po: Updated Spanish translation.
109
c3f7b0e5
CC		 1102011-08-01 Cary Coutant <ccoutant@google.com>
111
112 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
113 * gold/testsuite/Makefile.in: Regenerate.
114 * gold/testsuite/justsyms_exec.c: New source file.
115 * gold/testsuite/justsyms_lib.c: New source file.
116
9590bf25
CC		 1172011-08-01 Cary Coutant <ccoutant@google.com>
118
119 * layout.cc (Layout::set_segment_offsets): Don't realign text
120 segment if -Ttext was specified.
121 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
122 file type.
123 * object.h (Sized_relobj_file::e_type): New function.
124 (Sized_relobj_file::e_type_): New data member.
125 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
126 base address for ET_EXEC files.
127 * target.cc (Target::do_make_elf_object_implementation): Allow
128 ET_EXEC files with --just-symbols option.
129
dcd8d12e
CC		 1302011-07-28 Cary Coutant <ccoutant@google.com>
131
132 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
133 Add thread_number parameter.
134 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
135 * workqueue-threads.cc
136 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
137 current thread if its thread number is greater than desired thread
138 count.
139 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
140 Add thread_number parameter.
141 (Workqueue::should_cancel_thread): Likewise.
142 (Workqueue::find_runnable_or_wait): Pass thread_number to
143 should_cancel_thread.
144 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
145 parameter.
146
804eb480
ST		 1472011-07-22 Sriraman Tallam <tmsriram@google.com>
148
149 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
150 only after checking if it cannot be forced local.
151 * symtab.h (is_externally_visible): Check if the symbol is not forced
152 local.
153
f1ddb600
ILT		 1542011-07-15 Ian Lance Taylor <iant@google.com>
155
156 * options.h (class General_options): Add --print-output-format.
157 Move -EL next to -EB, for better --help output.
158 * target-select.cc: Include <cstdio>, "options.h", and
159 "parameters.h".
160 (Target_selector::do_target_bfd_name): New function.
161 (print_output_format): New function.
162 * target-select.h (class Target_selector): Update declarations.
163 (Target_selector::target_bfd_name): New function.
164 (print_output_format): Declare.
165 * main.cc: Include "target-select.h".
166 (main): Handle --print-output-format.
167 * gold.cc: Include "target-select.h".
168 (queue_initial_tasks): Handle --print-output-format when there are
169 no input files.
170 * parameters.cc (parameters_force_valid_target): Give a better
171 error message if -EB/-EL does not match target.
172 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
173 function.
174
7d172687
ILT		 1752011-07-15 Ian Lance Taylor <iant@google.com>
176
177 * i386.cc (class Output_data_plt_i386): Add layout_ field.
178 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
179 (Output_data_plt_i386::do_write): Write address of .dynamic
180 section to first entry in .got.plt section.
181 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
182 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
183 Initialize layout_.
184 (Output_data_plt_x86_64::do_write): Write address of .dynamic
185 section to first entry in .got.plt section.
186 * layout.h (Layout::dynamic_section): New function.
187
e9552f7e
ST		 1882011-07-13 Sriraman Tallam <tmsriram@google.com>
189
190 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
191 to claim_file call.
192 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
193 input_section_position_, and input_section_glob_.
194 (read_layout_from_file): Call function section_ordering_specified.
195 * layout.h (is_section_ordering_specified): New function.
196 (section_ordering_specified): New function.
197 (section_ordering_specified_): New boolean member.
198 * main.cc(main): Call load_plugins after layout object is defined.
199 * output.cc (Output_section::add_input_section): Use
200 function section_ordering_specified to check if section ordering is
201 needed.
202 * output.cc (Output_section::add_relaxed_input_section): Use
203 function section_ordering_specified to check if section ordering is
204 needed.
205 (Output_section::update_section_layout): New function.
206 (Output_section::sort_attached_input_sections): Check if input section
207 must be reordered.
208 * output.h (Output_section::update_section_layout): New function.
209 * plugin.cc (get_section_count): New function.
210 (get_section_type): New function.
211 (get_section_name): New function.
212 (get_section_contents): New function.
213 (update_section_order): New function.
214 (allow_section_ordering): New function.
215 (Plugin::load): Add the new interfaces to the transfer vector.
216 (Plugin_manager::load_plugins): New parameter.
217 (Plugin_manager::all_symbols_read): New parameter.
218 (Plugin_manager::claim_file): New parameter. Save the elf object for
219 unclaimed objects.
220 (Plugin_manager::get_elf_object): New function.
221 (Plugin_manager::get_view): Change to directly use the bool to check
222 if get_view is called from claim_file_hook.
223 * plugin.h (input_objects): New function
224 (Plugin__manager::load_plugins): New parameter.
225 (Plugin_manager::claim_file): New parameter.
226 (Plugin_manager::get_elf_object): New function.
227 (Plugin_manager::in_claim_file_handler): New function.
228 (Plugin_manager::in_claim_file_handler_): New member.
229 (layout): New function.
230 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
231 handler with an extra parameter. Make the elf object before calling
232 claim_file handler.
233 * testsuite/plugin_test.c (get_section_count): New function pointer.
234 (get_section_type): New function pointer.
235 (get_section_name): New function pointer.
236 (get_section_contents): New function pointer.
237 (update_section_order): New function pointer.
238 (allow_section_ordering): New function pointer.
239 (onload): Check if the new interfaces exist.
240
9446efde
ILT		 2412011-07-13 Ian Lance Taylor <iant@google.com>
242
243 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
244 relro section.
245 * x86_64.cc (Target_x86_64::got_section): Likewise.
246 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
247 (relro_now_test_SOURCES): New variable.
248 (relro_now_test_DEPENDENCIES): New variable.
249 (relro_now_test_LDFLAGS): New variable.
250 (relro_now_test_LDADD): New variable.
251 (relro_now_test.so): New target.
252 * testsuite/Makefile.in: Rebuild.
253
07aa62f2
ILT		 2542011-07-12 Ian Lance Taylor <iant@google.com>
255
256 PR gold/12980
257 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
258 GLOB_DAT relocation rather than a RELATIVE relocation for a
259 protected symbol when creating a shared library.
260 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
261 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
262 * testsuite/protected_main_1.cc (main): Test that protected
263 function has same address.
264
e2153196
ILT		 2652011-07-11 Ian Lance Taylor <iant@google.com>
266
267 PR gold/12979
268 * options.h (class General_options): Add -Bgroup.
269 * options.cc (General_options::finalize): If -Bgroup is set,
270 default to --unresolved-symbols=report-all.
271 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
272 * target-reloc.h (issue_undefined_symbol_error): Handle
273 --unresolved-symbols=report-all.
274
6daf5215
ILT		 2752011-07-08 Ian Lance Taylor <iant@google.com>
276
277 PR gold/11985
278 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
279 if linker script discards key sections.
280 (Layout::create_dynamic_symtab): Likewise.
281 (Layout::assign_local_dynsym_offsets): Likewise.
282 (Layout::sized_create_version_sections): Likewise.
283 (Layout::create_interp): Likewise.
284 (Layout::finish_dynamic_section): Likewise.
285 (Layout::set_dynamic_symbol_size): Likewise.
286
beabb2c6
ILT		 2872011-07-08 Ian Lance Taylor <iant@google.com>
288
289 PR gold/12386
290 * options.h (class General_options): Add --unresolved-symbols.
291 * target-reloc.h (issue_undefined_symbol_error): Check
292 --unresolved-symbols. Add comments.
293
9c16daf1
ILT		 2942011-07-08 Ian Lance Taylor <iant@google.com>
295
296 * testsuite/odr_violation2.cc (Ordering::operator()): Make
297 expression more complex.
298
191f1a2d
ILT		 2992011-07-08 Ian Lance Taylor <iant@google.com>
300
301 PR gold/11317
302 * target-reloc.h (issue_undefined_symbol_error): New inline
303 function, broken out of relocate_section.
304 (relocate_section): Call issue_undefined_symbol_error.
305 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
306 there is no TLS segment if we are about to issue an undefined
307 symbol error.
308 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
309
62855347
ILT		 3102011-07-08 Ian Lance Taylor <iant@google.com>
311
312 PR gold/12279
313 * resolve.cc (Symbol_table::should_override): Add fromtype
314 parameter. Change all callers. Give error when linking together
315 TLS and non-TLS symbol.
316 (Symbol_table::should_override_with_special): Add fromtype
317 parameter. Change all callers.
318 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
319 there is no TLS segment if we have reported some errors.
320 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
321
67181c72
ILT		 3222011-07-08 Ian Lance Taylor <iant@google.com>
323
324 PR gold/12372
325 * target.h (Target::plt_address_for_global): New function.
326 (Target::plt_address_for_local): New function.
327 (Target::plt_section_for_global): Remove.
328 (Target::plt_section_for_local): Remove.
329 (Target::do_plt_address_for_global): New virtual function.
330 (Target::do_plt_address_for_local): New virtual function.
331 (Target::do_plt_section_for_global): Remove.
332 (Target::do_plt_section_for_local): Remove.
333 (Target::register_global_plt_entry): Add Symbol_table and Layout
334 parameters.
335 * output.cc (Output_data_got::Got_entry::write): Use
336 plt_address_for_global and plt_address_for_local.
337 * layout.cc (Layout::add_target_dynamic_tags): Use size and
338 address of output section.
339 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
340 got_irelative_, and irelative_count_ fields. Update
341 declarations.
342 (Output_data_plt_i386::has_irelative_section): New function.
343 (Output_data_plt_i386::entry_count): Add irelative_count_.
344 (Output_data_plt_i386::set_final_data_size): Likewise.
345 (class Target_i386): Add got_irelative_ and rel_irelative_
346 fields. Update declarations.
347 (Target_i386::Target_i386): Initialize new fields.
348 (Target_i386::do_plt_address_for_global): New function replacing
349 do_plt_section_for_global.
350 (Target_i386::do_plt_address_for_local): New function replacing
351 do_plt_section_for_local.
352 (Target_i386::got_section): Create got_irelative_.
353 (Target_i386::rel_irelative_section): New function.
354 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
355 fields. Don't define __rel_iplt_{start,end}.
356 (Output_data_plt_i386::add_entry): Add symtab and layout
357 parameters. Change all callers. Use different PLT and GOT for
358 IFUNC symbols.
359 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
360 layout parameters. Change all callers. Use different PLT and
361 GOT.
362 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
363 (Output_data_plt_i386::rel_irelative): New function.
364 (Output_data_plt_i386::address_for_global): New function.
365 (Output_data_plt_i386::address_for_local): New function.
366 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
367 IRELATIVE GOT when changing IFUNC GOT entries.
368 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
369 reloc.
370 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
371 if we didn't create an IRELATIVE GOT.
372 (Target_i386::Relocate::relocate): Use plt_address_for_global and
373 plt_address_for_local.
374 (Target_i386::do_dynsym_value): Use plt_address_for_global.
375 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
376 got_irelative_, and irelative_count_ fields. Update
377 declarations.
378 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
379 Initialize new fields. Remove symtab parameter. Change all
380 callers.
381 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
382 irelative_count_.
383 (Output_data_plt_x86_64::has_irelative_section): New function.
384 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
385 (class Target_x86_64): Add got_irelative_ and rel_irelative_
386 fields. Update declarations.
387 (Target_x86_64::Target_x86_64): Initialize new fields.
388 (Target_x86_64::do_plt_address_for_global): New function replacing
389 do_plt_section_for_global.
390 (Target_x86_64::do_plt_address_for_local): New function replacing
391 do_plt_section_for_local.
392 (Target_x86_64::got_section): Create got_irelative_.
393 (Target_x86_64::rela_irelative_section): New function.
394 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
395 all callers. Don't create __rel_iplt_{start,end}.
396 (Output_data_plt_x86_64::add_entry): Add symtab and layout
397 parameters. Change all callers. Use different PLT and GOT for
398 IFUNC symbols.
399 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
400 layout parameters. Change all callers. Use different PLT and
401 GOT.
402 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
403 parameters. Change all callers. Use different PLT and GOT for
404 IFUNC symbols.
405 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
406 (Output_data_plt_x86_64::rela_irelative): New function.
407 (Output_data_plt_x86_64::address_for_global): New function.
408 (Output_data_plt_x86_64::address_for_local): New function.
409 (Output_data_plt_x86_64::set_final_data_size): Likewise.
410 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
411 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
412 (Target_x86_64::register_global_plt_entry): Add symtab and layout
413 parameters.
414 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
415 reloc.
416 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
417 symbols if we didn't create an IRELATIVE GOT.
418 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
419 plt_address_for_local.
420 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
421 * testsuite/ifuncvar1.c: New test file.
422 * testsuite/ifuncvar2.c: New test file.
423 * testsuite/ifuncvar3.c: New test file.
424 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
425 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
426 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
427 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
428 * testsuite/Makefile.in: Rebuild.
429
33c15b45
CC		 4302011-07-07 Cary Coutant <ccoutant@google.com>
431
432 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
433 (two_file_test_1_ndebug.o): Likewise.
434 (two_file_test_1b_ndebug.o): Likewise.
435 (two_file_test_2_ndebug.o): Likewise.
436 (two_file_test_main_ndebug.o): Likewise.
437 (incremental_test_2): Link with no-debug versions.
438
f48b5fb7
CC		 4392011-07-06 Cary Coutant <ccoutant@google.com>
440
441 * gold/incremental.cc
442 (Output_section_incremental_inputs::write_info_blocks): Check for
443 hidden and internal symbols.
444
221597a5
CC		 4452011-07-06 Cary Coutant <ccoutant@google.com>
446
447 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
448 Check disposition for startup file.
449 (Incremental_inputs::report_command_line): Ignore
450 --incremental-startup-unchanged option.
451 * options.cc (General_options::parse_incremental_startup_unchanged):
452 New function.
453 (General_options::General_options): Initialize new data member.
454 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
455 (General_options): Add --incremental-startup-unchanged option.
456 (General_options::incremental_startup_disposition): New function.
457 (General_options::incremental_startup_disposition_): New data member.
458
e24719f6
CC		 4592011-07-06 Cary Coutant <ccoutant@google.com>
460
461 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
462 input file index to Script_info ctor.
463 (Sized_incremental_binary::do_file_has_changed): Find the
464 command-line argument for files named in scripts.
465 * incremental.h (Script_info::Script_info): New ctor
466 with input file index.
467 (Script_info::input_file_index): New function.
468 (Script_info::input_file_index_): New data member.
469 (Incremental_binary::get_library): Add const.
470 (Incremental_binary::get_script_info): Add const.
471 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
472 * testsuite/Makefile.am (incremental_test_5): New test case.
473 (incremental_test_6): New test case.
474 * testsuite/Makefile.in: Regenerate.
475
8f7c81e8
CC		 4762011-07-06 Cary Coutant <ccoutant@google.com>
477
478 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
479 debug output when command lines differ.
480
9fbd3822
CC		 4812011-07-06 Cary Coutant <ccoutant@google.com>
482
483 * incremental.cc (Incremental_inputs::report_command_line): Ignore
484 --incremental-patch option.
485 * layout.cc (Free_list::allocate): Extend allocation beyond original
486 end if enabled.
487 (Layout::make_output_section): Mark sections that should get
488 patch space.
489 * options.cc (parse_percent): New function.
490 * options.h (parse_percent): New function.
491 (DEFINE_percent): New macro.
492 (General_options): Add --incremental-patch option.
493 * output.cc (Output_section::Output_section): Initialize new data
494 members.
495 (Output_section::add_input_section): Print section name when out
496 of patch space.
497 (Output_section::add_output_section_data): Likewise.
498 (Output_section::set_final_data_size): Add patch space when
499 doing --incremental-full.
500 (Output_section::do_reset_address_and_file_offset): Remove patch
501 space.
502 (Output_segment::set_section_list_addresses): Print debug output
503 only if --incremental-update.
504 * output.h (Output_section::set_is_patch_space_allowed): New function.
505 (Output_section::is_patch_space_allowed_): New data member.
506 (Output_section::patch_space_): New data member.
507 * parameters.cc (Parameters::incremental_full): New function.
508 * parameters.h (Parameters::incremental_full): New function
509 * testsuite/Makefile.am (incremental_test_2): Add test for
510 --incremental-patch option.
511 * testsuite/Makefile.in: Regenerate.
512 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
513 (t18): Remove function body.
514
f6cccc2c
DK		 5152011-07-05 Doug Kwan <dougkwan@google.com>
516
517 PR gold/12771
518 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
519 Arm_Address type for relocation result.
520 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
521 overflow check.
522 (Arm_relocate_functions::abs32): Use unaligned access.
523 (Arm_relocate_functions::rel32): Ditto.
524 (Arm_relocate_functions::prel31): Ditto.
525 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
526 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
527 static data relocations.
528 * testsuite/Makefile.in: Regnerate.
529 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
530
28a13fec
ILT		 5312011-07-05 Ian Lance Taylor <iant@google.com>
532
533 PR gold/12392
534 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
535 symbols if necessary.
536 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
537
24d47b34
ILT		 5382011-07-05 Ian Lance Taylor <iant@google.com>
539
540 PR gold/12952
541 * resolve.cc (Symbol::override_base_with_special): Simply override
542 version with special symbol version, ignoring previous version.
543
41f9cbbe
ILT		 5442011-07-05 Ian Lance Taylor <iant@google.com>
545
546 * object.cc (Sized_relobj_file::include_section_group): Add
547 information to comment about signature location.
548
886288f1
ILT		 5492011-07-02 Ian Lance Taylor <iant@google.com>
550
551 PR gold/12957
552 * options.h (class General_options): Add -f and -F.
553 * options.cc (General_options::finalize): Fatal error if -f/-F
554 are used without -shared.
555 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
556
ae3a6d4f
ILT		 5572011-07-02 Ian Lance Taylor <iant@google.com>
558
559 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
560
21131061
ILT		 5612011-07-01 Ian Lance Taylor <iant@google.com>
562
563 PR gold/12525
564 PR gold/12952
565 * resolve.cc (Symbol::override_base_with_special): Don't override
566 the version if the overriding symbol has a different name.
567 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
568 all callers. If we give an error about an undefined version,
569 define the base version if necessary.
570 * dynobj.h (class Versions): Update declaration.
571 * testsuite/weak_alias_test_5.cc: New file.
572 * testsuite/weak_alias_test.script: New file.
573 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
574 and versioned_alias have the right value, and call t2.
575 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
576 weak_alias_test_5.so.
577 (weak_alias_test_LDADD): Likewise.
578 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
579 * testsuite/Makefile.in: Rebuild.
580
611062c0
ILT		 5812011-07-01 Ian Lance Taylor <iant@google.com>
582
583 PR gold/12525
584 * options.h (class General_options): Support -z notext.
585 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
586 -Wl,-z,notext.
587 (two_file_shared_nonpic.so): Likewise.
588 (two_file_shared_mixed.so): Likewise.
589 (two_file_shared_mixed_1.so): Likewise.
590 (weak_undef_lib_nonpic.so): Likewise.
591 (alt/weak_undef_lib_nonpic.so): Likewise.
592 (tls_test_shared_nonpic.so): Likewise.
593 * testsuite/Makefile.in: Rebuild.
594
328c7c2f
ILT		 5952011-07-01 Ian Lance Taylor <iant@google.com>
596
597 PR gold/12525
598 * configure.ac: Test whether static linking works, setting
599 the automake conditional HAVE_STATIC.
600 * testsuite/Makefile.am: Disable tests using -static if
601 HAVE_STATIC is not true.
602 * configure, testsuite/Makefile.in: Rebuild.
603
02d7cd44
ILT		 6042011-07-01 Ian Lance Taylor <iant@google.com>
605
606 PR gold/12525
607 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
608 Assert if we see DW_EH_PE_indirect.
609 * target.h (Target::ehframe_datarel_base): New function.
610 (Target::do_ehframe_datarel_base): New target function.
611 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
612 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
613 function.
614
07a60597
ILT		 6152011-07-01 Ian Lance Taylor <iant@google.com>
616
617 PR gold/12571
618 * options.h (class General_options): Add
619 --ld-generated-unwind-info.
620 * ehframe.cc (Fde::write): Add address parameter. Change all
621 callers. If associated with PLT, fill in address and size.
622 (Cie::set_output_offset): Only add merge mapping if there is an
623 object.
624 (Cie::write): Add address parameter. Change all callers.
625 (Eh_frame::add_ehframe_for_plt): New function.
626 * ehframe.h (class Fde): Update declarations. Move shndx_ and
627 input_offset_ fields into union u_, with new plt field.
628 (Fde::Fde): Adjust for new union field.
629 (Fde::Fde) [Output_data version]: New constructor.
630 (Fde::add_mapping): Only add merge mapping if there is an object.
631 (class Cie): Update declarations.
632 (class Eh_frame): Declare add_ehframe_for_plt.
633 * layout.cc (Layout::layout_eh_frame): Break out code into
634 make_eh_frame_section, and call it.
635 (Layout::make_eh_frame_section): New function.
636 (Layout::add_eh_frame_for_plt): New function.
637 * layout.h (class Layout): Update declarations.
638 * merge.cc (Merge_map::add_mapping): Add assertion.
639 * i386.cc: Include "dwarf.h".
640 (class Output_data_plt_i386): Make first_plt_entry,
641 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
642 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
643 and plt_eh_frame_fde.
644 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
645 boundary. Call add_eh_frame_for_plt if appropriate.
646 * x86_64.cc: Include "dwarf.h".
647 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
648 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
649 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
650 and plt_eh_frame_fde.
651 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
652 appropriate.
653
14788a3f
ILT		 6542011-06-29 Ian Lance Taylor <iant@google.com>
655
656 PR gold/12629
657 * object.cc (Sized_relobj_file::layout_section): Change shdr
658 parameter to be const.
659 (Sized_relobj_file::layout_eh_frame_section): New function, broken
660 out of do_layout.
661 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
662 appropriate. Call layout_eh_frame_section.
663 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
664 sections.
665 * object.h (class Sized_relobj_file): Update declarations.
666
6c21fce1
ILT		 6672011-06-29 Ian Lance Taylor <iant@google.com>
668
37e41b03 669 PR gold/12652
6c21fce1
ILT		 670 * script.cc (Token::integer_value): Accept trailing M/m/K/k
671 modifier.
672 (Lex::gather_token): Accept trailing M/m/K/k for integers.
673
4d5e4e62
ILT		 6742011-06-29 Ian Lance Taylor <iant@google.com>
675
676 PR gold/12675
677 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
678 SHT_X86_64_UNWIND.
679 * layout.cc (Layout::layout_eh_frame): Likewise.
680
886f533a
ILT		 6812011-06-29 Ian Lance Taylor <iant@google.com>
682
683 PR gold/12695
684 * layout.cc (Layout::symtab_section_shndx): New function.
685 * layout.h (class Layout): Declare symtab_section_shndx.
686 * output.cc (Output_section::write_header): Call it.
687
f3ae1b28
ILT		 6882011-06-29 Ian Lance Taylor <iant@google.com>
689
690 PR gold/12818
691 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
692 symbols which are not used in a relocation.
693
aecf301f
ILT		 6942011-06-28 Ian Lance Taylor <iant@google.com>
695
696 PR gold/12898
697 * layout.cc (Layout::segment_precedes): Don't crash if a linker
698 script create indistinguishable segments.
699 (Layout::set_segment_offsets): Use stable_sort when sorting
700 segments. Pass this to Compare_segments constructor.
701 * layout.h (class Layout): Make segment_precedes non-static.
702 (class Compare_segments): Change from struct to class. Add
703 layout_ field. Add constructor.
704 * script-sections.cc
705 (Script_sections::attach_sections_using_phdrs_clause): Rename
706 local orphan to is_orphan. Don't report failure to put empty
707 section in segment. On attachment failure, report name of
708 section, and attach to first PT_LOAD segment.
709
03ef7571
ILT		 7102011-06-28 Ian Lance Taylor <iant@google.com>
711
712 PR gold/12934
713 * target-select.cc (Target_selector::Target_selector): Add
714 emulation parameter. Change all callers.
715 (select_target_by_bfd_name): Rename from select_target_by_name.
716 Change all callers.
717 (select_target_by_emulation): New function.
718 (supported_emulation_names): New function.
719 * target-select.h (class Target_selector): Add emulation_ field.
720 Update declarations.
721 (Target_selector::recognize_by_bfd_name): Rename from
722 recognize_by_name. Change all callers.
723 (Target_selector::supported_bfd_names): Rename from
724 supported_names. Change all callers.
725 (Target_selector::recognize_by_emulation): New function.
726 (Target_selector::supported_emulations): New function.
727 (Target_selector::emulation): New function.
728 (Target_selector::do_recognize_by_bfd_name): Rename from
729 do_recognize_by_name. Change all callers.
730 (Target_selector::do_supported_bfd_names): Rename from
731 do_supported_names. Change all callers.
732 (Target_selector::do_recognize_by_emulation): New function.
733 (Target_selector::do_supported_emulations): New function.
734 (select_target_by_bfd_name): Change name in declaration.
735 (select_target_by_emulation): Declare.
736 (supported_emulation_names): Declare.
737 * parameters.cc (parameters_force_valid_target): Try to find
738 target based on emulation from -m option.
739 * options.h (class General_options): Change doc string for -m.
740 * options.cc (help): Print emulations.
741 (General_options::parse_V): Likewise.
742 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
743 Add emulation parameter. Change all callers.
744
200b2bb9
ILT		 7452011-06-28 Ian Lance Taylor <iant@google.com>
746
747 * target.h (class Target): Add osabi_ field.
748 (Target::osabi): New function.
749 (Target::set_osabi): New function.
750 (Target::Target): Initialize osabi_.
751 (Target::do_adjust_elf_header): Make pure virtual.
752 (Sized_target::do_adjust_elf_header): Declare.
753 * target.cc (Sized_target::do_adjust_elf_header): New function.
754 (class Sized_target): Instantiate all versions.
755 * freebsd.h (class Target_freebsd): Remove.
756 (Target_selector_freebsd::do_recognize): Call set_osabi on
757 Target.
758 (Target_selector_freebsd::do_recognize_by_name): Likewise.
759 (Target_selector_freebsd::set_osabi): Remove.
760 * i386.cc (class Target_i386): Inherit from Sized_target rather
761 than Target_freebsd.
762 * x86_64.cc (class Target_x86_64): Likewise.
763
b3ce541e
ILT		 7642011-06-28 Ian Lance Taylor <iant@google.com>
765
766 * target.h (Target::can_check_for_function_pointers): Rewrite.
767 Make non-virtual.
768 (Target::can_icf_inline_merge_sections): Likewise.
769 (Target::section_may_have_icf_unsafe_poineters): Likewise.
770 (Target::Target_info): Add can_icf_inline_merge_sections field.
771 (Target::do_can_check_for_function_pointers): New virtual
772 function.
773 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
774 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
775 from can_check_for_function_pointers, move in file.
776 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
777 section_may_have_icf_unsafe_poineters, move in file.
778 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
779 * i386.cc (Target_i386::do_can_check_for_function_pointers):
780 Rename from can_check_for_function_pointers, move in file.
781 (Target_i386::can_icf_inline_merge_sections): Remove.
782 (Target_i386::i386_info): Initialize
783 can_icf_inline_merge_sections.
784 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
785 Initialize can_icf_inline_merge_sections.
786 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
787 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
788 Rename from can_check_for_function_pointers, move in file.
789 (Target_x86_64::can_icf_inline_merge_sections): Remove.
790 (Target_x86_64::x86_64_info): Initialize
791 can_icf_inline_merge_sections.
792 * testsuite/testfile.cc (Target_test::test_target_info):
793 Likewise.
794 * icf.cc (get_section_contents): Correct formatting.
795
6d1c4efb
ILT		 7962011-06-27 Ian Lance Taylor <iant@google.com>
797
798 * symtab.cc (Symbol::versioned_name): New function.
799 (Symbol_table::add_to_final_symtab): Use versioned_name when
800 appropriate.
801 (Symbol_table::sized_write_symbol): Likewise.
802 * symtab.h (class Symbol): Declare versioned_name.
803 * stringpool.h (class Stringpool_template): Add variant of add
804 which takes a std::basic_string.
805 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
806 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
807 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
808 (ver_test_12.o): New target.
809 * testsuite/Makefile.in: Rebuild.
810
57eb9b50
DK		 8112011-06-27 Doug Kwan <dougkwan@google.com>
812
813 * arm.cc (Arm_relocate_functions::thm_jump8,
814 Arm_relocate_functions::thm_jump11): Use a wider signed
815 type to compute offset.
816 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
817 arm_thm_jump8.
818 * testsuite/Makefile.in: Regenerate.
819 * testsuite/arm_branch_in_range.sh: Check test results of
820 arm_thm_jump11 and arm_thm_jump8.
821 * testsuite/arm_thm_jump11.s: New test source file.
822 * testsuite/arm_thm_jump11.t: New linker script.
823 * testsuite/arm_thm_jump8.s: New test source file.
824 * testsuite/arm_thm_jump8.t: New linker script.
825
487b39df
ILT		 8262011-06-24 Ian Lance Taylor <iant@google.com>
827
828 * layout.cc: Include "object.h".
829 (ctors_sections_in_init_array): New static variable.
830 (Layout::is_ctors_in_init_array): New function.
831 (Layout::layout): Add entry to ctors_sections_in_init_array if
832 appropriate.
833 * layout.h (class Layout): Declare is_ctors_in_init_array.
834 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
835 is_ctors_reverse_view is set.
836 (Sized_relobj_file::write_sections): Add layout parameter. Change
837 all callers. Set is_ctors_reverse_view field of View_size.
838 (Sized_relobj_file::reverse_words): New function.
839 * object.h (Sized_relobj_file::View_size): Add
840 is_ctors_reverse_view field.
841 (class Sized_relobj_file): Update declarations.
842 * testsuite/initpri3.c: New test.
843 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
844 initpri3b.
845 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
846 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
847 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
848 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
849 * testsuite/Makefile.in: Rebuild.
850
472076e4
CC		 8512011-06-24 Cary Coutant <ccoutant@google.com>
852
853 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
854 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
855 (debug_msg_cdebug.err): New targets.
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/debug_msg.sh: Check output of link with compressed debug.
858 Fix checks for link with shared library.
859
a60af0db
DK		 8602011-06-24 Doug Kwan <dougkwan@google.com>
861
862 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
863 skip empty text sections.
864 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
865
5393d741
ILT		 8662011-06-22 Ian Lance Taylor <iant@google.com>
867
868 PR gold/12910
869 * options.h (class General_options): Add --ctors-in-init-array.
870 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
871 friends as SHT_PROGBITS for merging sections.
872 (Layout::layout): Remove special handling of .init_array and
873 friends. Don't sort if doing relocatable link. Sort for .ctors
874 and .dtors if ctors_in_init_array.
875 (Layout::make_output_section): Force correct section types for
876 .init_array and friends. Don't sort if doing relocatable link,
877 Don't sort .ctors and .dtors if ctors_in_init_array.
878 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
879 (Layout::output_section_name): Add relobj parameter. Change all
880 callers. Handle .ctors. and .dtors. in code rather than table.
881 Handle .ctors and .dtors if ctors_in_init_array.
882 (Layout::match_file_name): New function, moved from output.cc.
883 * layout.h (class Layout): Update declarations.
884 * output.cc: Include "layout.h".
885 (Input_section_sort_entry::get_priority): New function.
886 (Input_section_sort_entry::match_file_name): Just call
887 Layout::match_file_name.
888 (Output_section::Input_section_sort_init_fini_compare::operator()):
889 Handle .ctors and .dtors. Sort by explicit priority rather than
890 by name.
891 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
892 * testsuite/initpri2.c: New test.
893 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
894 (check_PROGRAMS): Add initpri2.
895 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
896 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
897 * configure, testsuite/Makefile.in: Rebuild.
898
e1f74f98
ILT		 8992011-06-19 Ian Lance Taylor <iant@google.com>
900
901 PR gold/12880
902 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
903 .interp section to a PT_INTERP segment even if we have seen a
904 --dynamic-linker option. Don't do it if we have seen a PHDRS
905 clause in a linker script.
906 (Layout::finalize): Don't create a .interp section if we've
907 already create a PT_INTERP segment.
908 (Layout::create_interp): Always call choose_output_section (revert
909 patch of 2011-06-17). Don't create PT_INTERP segment.
910 * script-sections.cc
911 (Script_sections::create_note_and_tls_segments): Add a .interp
912 section to a PT_INTERP segment even if we have seen a
913 --dynamic-linker option.
914
766f91bb
ILT		 9152011-06-18 Ian Lance Taylor <iant@google.com>
916
917 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
918 merely because a non-PT_LOAD segment has a dynamic reloc.
919
0d212c3a
ILT		 9202011-06-18 Ian Lance Taylor <iant@google.com>
921
922 * layout.cc (Layout::finish_dynamic_section): Don't create
923 DT_FLAGS entry if not needed.
924
911a5072
ILT		 9252011-06-18 Ian Lance Taylor <iant@google.com>
926
927 PR gold/12745
928 * layout.cc (Layout::layout_eh_frame): Correct handling of
929 writable .eh_frame section.
930
534b4e5f
ILT		 9312011-06-17 Ian Lance Taylor <iant@google.com>
932
933 PR gold/12893
934 * resolve.cc (Symbol_table::resolve): Don't give an error if a
935 symbol is redefined with the exact same object and value.
936
10b4f102
ILT		 9372011-06-17 Ian Lance Taylor <iant@google.com>
938
939 PR gold/12880
940 * layout.h (class Layout): Add interp_segment_ field.
941 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
942 (Layout::attach_allocated_section_to_segment): If making shared
943 library, put .interp section in PT_INTERP segment.
944 (Layout::finalize): Also call create_interp if -dynamic-linker
945 option was used.
946 (Layout::create_interp): Assert that there is no PT_INTERP
947 segment. If not using a SECTIONS clause, use make_output_section.
948 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
949 * script-sections.cc
950 (Script_sections::create_note_and_tls_segments): If making shared
951 library, put .interp section in PT_INTERP segment.
952
a29b0dad
ILT		 9532011-06-17 Ian Lance Taylor <iant@google.com>
954
e588ea8d
ILT		 955 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
956 when making a shared library.
957
9582011-06-17 Ian Lance Taylor <iant@google.com>
959
960 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
961 parameter. Change all callers. Don't issue warning about PC32
962 against locally defined symbol.
a29b0dad 963
9d3b0698
ILT		 9642011-06-16 Ian Lance Taylor <iant@google.com>
965
966 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
967 occurs in same object.
968
85b0f90c
AM		 9692011-06-14 Alan Modra <amodra@gmail.com>
970
971 * po/POTFILES.in: Regenerate.
972
a94907d9
ILT		 9732011-06-09 Ian Lance Taylor <iant@google.com>
974
975 * script-sections.cc
976 (Orphan_output_section::set_section_addresses): For a relocatable
977 link set address to 0.
978
4fb3a1c3
CC		 9792011-06-09 Cary Coutant <ccoutant@google.com>
980
981 PR gold/12804
982 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
983 used with --compress-debug-sections.
984 * gold/object.cc (Sized_relobj_file::do_layout): Report
985 uncompressed size of compressed input sections.
986
61220854
CC		 9872011-06-08 Cary Coutant <ccoutant@google.com>
988
989 PR gold/12804
990 * testsuite/two_file_test_2_v1.cc: Change initialization of
991 v2 to keep it in .data.
992
e6455dfb
CC		 9932011-06-07 Cary Coutant <ccoutant@google.com>
994
995 * common.cc (Symbol_table::do_allocate_commons_list): Call
996 gold_fallback.
997 * errors.cc (Errors::fatal): Adjust call to gold_exit.
998 (Errors::fallback): New function.
999 (gold_fallback): New function.
1000 * errors.h (Errors::fallback): New function.
1001 * gold.cc (gold_exit): Change status parameter to enum; adjust
1002 all callers.
1003 (queue_initial_tasks): Call gold_fallback.
1004 * gold.h: Include cstdlib.
1005 (Exit_status): New enum type.
1006 (gold_exit): Change status parameter to enum.
1007 (gold_fallback): New function.
1008 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1009 (Layout::create_symtab_sections): Likewise.
1010 (Layout::create_shdrs): Likewise.
1011 * main.cc (main): Adjust call to gold_exit.
1012 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1013 (Output_data_got::add_got_entry_pair): Likewise.
1014 (Output_section::add_input_section): Likewise.
1015 (Output_section::add_output_section_data): Likewise.
1016 (Output_segment::set_section_list_addresses): Likewise.
1017 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1018
fb0e076f
CC		 10192011-06-07 Cary Coutant <ccoutant@google.com>
1020
1021 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1022 for incremental links.
1023 * output.cc (Output_segment::set_section_list_addresses): Remove
1024 FIXME and test for TLS or BSS.
1025
a5ee4d5d
CC		 10262011-06-07 Cary Coutant <ccoutant@google.com>
1027
1028 * testsuite/Makefile.am: Add incremental_copy_test,
1029 incremental_common_test_1.
1030 * testsuite/Makefile.in: Regenerate.
1031 * testsuite/common_test_1_v1.c: New source file.
1032 * testsuite/common_test_1_v2.c: New source file.
1033 * testsuite/copy_test_v1.cc: New source file.
1034
5146f448
CC		 10352011-06-07 Cary Coutant <ccoutant@google.com>
1036
1037 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1038 update, allocate common from bss section's free list.
1039 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1040 linker-defined symbols.
1041 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1042 Skip GOT and PLT entries that are no longer referenced.
1043 (Output_section_incremental_inputs::write_info_blocks): Mark
1044 linker-defined symbols.
1045 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1046 * output.cc (Output_section::allocate): New function.
1047 * output.h (Output_section::allocate): New function.
1048 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1049 linker-defined symbols.
1050 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1051 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1052 (Symbol::init_base_output_data): Likewise.
1053 (Symbol::init_base_output_segment): Likewise.
1054 (Symbol::init_base_constant): Likewise.
1055 (Sized_symbol::init_output_data): Likewise.
1056 (Sized_symbol::init_output_segment): Likewise.
1057 (Sized_symbol::init_constant): Likewise.
1058 (Symbol_table::do_define_in_output_data): Likewise.
1059 (Symbol_table::do_define_in_output_segment): Likewise.
1060 (Symbol_table::do_define_as_constant): Likewise.
1061 * symtab.h (Symbol::is_predefined): New function.
1062 (Symbol::init_base_output_data): Add is_predefined parameter.
1063 (Symbol::init_base_output_segment): Likewise.
1064 (Symbol::init_base_constant): Likewise.
1065 (Symbol::is_predefined_): New data member.
1066 (Sized_symbol::init_output_data): Add is_predefined parameter.
1067 (Sized_symbol::init_output_segment): Likewise.
1068 (Sized_symbol::init_constant): Likewise.
1069 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1070
26d3c67d
CC		 10712011-06-07 Cary Coutant <ccoutant@google.com>
1072
1073 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1074 instead of emit_copy_reloc.
1075 (Copy_relocs::emit_copy_reloc): Refactor.
1076 (Copy_relocs::make_copy_reloc): New function.
1077 (Copy_relocs::add_copy_reloc): Remove.
1078 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1079 section.
1080 (Copy_relocs::make_copy_reloc): New function.
1081 (Copy_relocs::add_copy_reloc): Remove.
1082 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1083 unchanged input files.
1084 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1085 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1086 Reserve BSS space for COPY relocations.
1087 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1088 (Output_section_incremental_inputs::write_info_blocks): Record
1089 whether a symbol is copied from a shared object.
1090 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1091 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1092 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1093 (Incremental_input_entry_reader::get_output_symbol_index): Add
1094 is_copy parameter.
1095 (Incremental_binary::emit_copy_relocs): New function.
1096 (Incremental_binary::do_emit_copy_relocs): New function.
1097 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1098 new data member.
1099 (Sized_incremental_binary::add_copy_reloc): New function.
1100 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1101 (Sized_incremental_binary::Copy_reloc): New struct.
1102 (Sized_incremental_binary::Copy_relocs): New typedef.
1103 (Sized_incremental_binary::copy_relocs_): New data member.
1104 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1105 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1106 * target.h (Sized_target::emit_copy_reloc): New function.
1107 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1108
7cdb37d9
CC		 11092011-06-02 Cary Coutant <ccoutant@google.com>
1110
1111 PR gold/12163
1112 * gold/archive.cc (Archive::Archive): Initialize new data member.
1113 (Archive::include_all_members): Return if archive has already been
1114 included.
1115 * gold/archive.h (Archive::include_all_members_): New data member.
1116
cc643b88
NC		 11172011-06-02 Nick Clifton <nickc@redhat.com>
1118
1119 * dynobj.h: Fix spelling mistake in comment.
1120 * output.cc: Likewise.
1121
f62a3ca7
DK		 11222011-05-31 Doug Kwan <dougkwan@google.com>
1123 Asier Llano
1124
1125 PR gold/12826
cc643b88 1126 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1127 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1128 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1129 redundant arm_exidx_test.so.
1130 * testsuite/Makefile.in: Regenerate.
1131 (check_SCRIPTS): Add pr12826.sh
1132 (check_DATA): Add pr12826.stdout
1133 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1134 * testsuite/pr12826.sh: New file.
1135 * testsuite/pr12826_1.s: Ditto.
1136 * testsuite/pr12826_1.s: Ditto.
1137
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ILT		 11382011-05-30 Ian Lance Taylor <iant@google.com>
1139
1140 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1141 sections.
1142
c49875be
ILT		 11432011-05-29 Ian Lance Taylor <iant@google.com>
1144
1145 PR gold/12804
1146 * testsuite/Makefile.am: Use different file name for two_file_test
1147 temporary file for each incremental test.
1148 * testsuite/Makefile.in: Rebuild.
1149
69d53f7a
ILT		 11502011-05-29 Ian Lance Taylor <iant@google.com>
1151
1152 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1153 binary input file is empty.
1154
41d0ab5f
ILT		 11552011-05-27 Ian Lance Taylor <iant@google.com>
1156
1157 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1158 (ver_test_9.so): Likewise.
1159 * testsuite/Makefile.in: Rebuild.
1160
89d8a36b
CC		 11612011-05-26 Cary Coutant <ccoutant@google.com>
1162
1163 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1164 * incremental.cc (Incremental_inputs::report_input_section): Fix
1165 comment, indentation.
1166 (Incremental_inputs::report_comdat_group): New function.
1167 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1168 of data for incremental input file entry.
1169 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1170 group count, COMDAT group signatures.
1171 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1172 an unchanged input file.
1173 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1174 Initialize new data member.
1175 (Incremental_object_entry::add_comdat_group): New function.
1176 (Incremental_object_entry::get_comdat_group_count): New function.
1177 (Incremental_object_entry::get_comdat_signature_key): New function.
1178 (Incremental_object_entry::groups_): New data member.
1179 (Incremental_inputs::report_comdat_group): New function.
1180 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1181 data for incremental input file entry.
1182 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1183 (Incremental_input_entry_reader::get_input_section): Adjust size of
1184 data for incremental input file entry.
1185 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1186 (Incremental_input_entry_reader::get_comdat_group_signature): New
1187 function.
1188 * object.cc (Sized_relobj::include_section_group): Report kept
1189 COMDAT groups for incremental links.
1190
1706a06f
ILT		 11912011-05-24 David Meyer <pdox@google.com>
1192
1193 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1194 with name parameter. Add found_name parameter.
1195 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1196 * dirsearch.h (class Dirsearch): Update declaration.
1197
a10ae760
ILT		 11982011-05-24 Ian Lance Taylor <iant@google.com>
1199
1200 * archive.cc (Library_base::should_include_member): Pull in object
1201 from archive if it defines the entry symbol.
1202 * parameters.cc (Parameters::entry): New function.
1203 * parameters.h (class Parameters): Declare entry.
1204 * output.h (class Output_file_header): Remove entry_ field.
1205 * output.cc (Output_file_header::Output_file_header): Remove entry
1206 parameter. Change all callers.
1207 (Output_file_header::entry): Use parameters->entry.
1208 * gold.cc (queue_middle_tasks): Likewise.
1209 * plugin.cc (Plugin_hook::run): Likewise.
1210
aa92d6ed
CC		 12112011-05-24 Cary Coutant <ccoutant@google.com>
1212
1213 * gold.cc (queue_initial_tasks): Pass incremental base filename
1214 to Output_file::open_base_file; don't print error message.
1215 * incremental-dump.cc (main): Adjust call to
1216 Output_file::open_for_modification.
1217 * incremental-dump.cc (main): Likewise.
1218 * incremental.cc (Incremental_inputs::report_command_line):
1219 Ignore --incremental-base option when comparing command lines.
1220 Ignore parameter when given as separate argument.
1221 * options.h (class General_options): Add --incremental-base.
1222 * output.cc (Output_file::Output_file):
1223 (Output_file::open_base_file): Add base_name and writable parameters;
1224 read base file into new file; print error message here.
1225 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1226 callers.
1227 * output.h (Output_file::open_for_modification): Rename to...
1228 (Output_file::open_base_file): ...this; add base_name and
1229 writable parameters; adjust all callers.
1230 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1231 callers.
1232 * testsuite/Makefile.am (incremental_test_4): Test
1233 --incremental-base.
1234 * testsuite/Makefile.in: Regenerate.
1235
2eedd706
CC		 12362011-05-24 Cary Coutant <ccoutant@google.com>
1237
1238 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1239 incremental_test_4.
1240 * testsuite/Makefile.in: Regenerate.
1241 * testsuite/two_file_test_1_v1.cc: New test source file.
1242 * testsuite/two_file_test_1b_v1.cc: New test source file.
1243 * testsuite/two_file_test_2_v1.cc: New test source file.
1244
0f1c85a6
CC		 12452011-05-24 Cary Coutant <ccoutant@google.com>
1246
1247 * dynobj.h (Dynobj::do_dynobj): New function.
1248 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1249 flag and soname for shared objects.
1250 * incremental.cc (Incremental_inputs::report_object): Make
1251 either Incremental_object_entry or Incremental_dynobj_entry; add
1252 soname to string table.
1253 (Incremental_inputs::report_input_section): Add assertion.
1254 (Output_section_incremental_inputs::set_final_data_size): Adjust
1255 type of input file entry for shared libraries; adjust size of
1256 shared library info entry.
1257 (Output_section_incremental_inputs::write_input_files): Write
1258 as_needed flag for shared libraries.
1259 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1260 of input file entry for shared libraries; write soname.
1261 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1262 soname from incremental info.
1263 * incremental.h (enum Incremental_input_flags): Add
1264 INCREMENTAL_INPUT_AS_NEEDED.
1265 (Incremental_input_entry::Incremental_input_entry): Initialize new
1266 data member.
1267 (Incremental_input_entry::set_as_needed): New function.
1268 (Incremental_input_entry::as_needed): New function.
1269 (Incremental_input_entry::do_dynobj_entry): New function.
1270 (Incremental_input_entry::as_needed_): New data member.
1271 (Incremental_object_entry::Incremental_object_entry): Don't check
1272 for shared library.
1273 (Incremental_object_entry::do_type): Likewise.
1274 (class Incremental_dynobj_entry): New class.
1275 (Incremental_input_entry_reader::as_needed): New function.
1276 (Incremental_input_entry_reader::get_soname): New function.
1277 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1278 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1279 size of shared library info entry.
1280 * layout.cc (Layout::finish_dynamic_section): Don't test for
1281 incremental link when adding DT_NEEDED entries.
1282 * object.h (Object::Object): Initialize new data member.
1283 (Object::dynobj): New function.
1284 (Object::set_as_needed): New function.
1285 (Object::as_needed): New function.
1286 (Object::do_dynobj): New function.
1287 (Object::as_needed_): New data member.
1288
6fa2a40b
CC		 12892011-05-24 Cary Coutant <ccoutant@google.com>
1290
1291 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1292 info; adjust display of GOT entries.
1293 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1294 vector of input objects; remove file_status_.
1295 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1296 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1297 got_plt reader; call target hooks to reserve GOT entries.
1298 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1299 of input file info header and GOT info entry.
1300 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1301 relocation info.
1302 (Got_plt_view_info::got_descriptor): Remove.
1303 (Got_plt_view_info::sym_index): New data member.
1304 (Got_plt_view_info::input_index): New data member.
1305 (Local_got_offset_visitor::visit): Write input file index.
1306 (Global_got_offset_visitor::visit): Write 0 for input file index.
1307 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1308 with sym_index and input_index.
1309 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1310 incremental info GOT entry; replace got_descriptor with input_index.
1311 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1312 map from input file index to object.
1313 (Sized_relobj_incr::do_layout): Replace direct data member reference
1314 with accessor function.
1315 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1316 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1317 Adjust size of input file info header.
1318 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1319 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1320 (Incremental_input_entry_reader::get_input_section): Adjust size of
1321 input file info header.
1322 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1323 of incremental info GOT entry.
1324 (Incremental_got_plt_reader::get_got_desc): Remove.
1325 (Incremental_got_plt_reader::get_got_symndx): New function.
1326 (Incremental_got_plt_reader::get_got_input_index): New function.
1327 (Sized_incremental_binary::Sized_incremental_binary): Remove
1328 file_status_; add input_objects_.
1329 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1330 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1331 (Sized_incremental_binary::file_is_unchanged): Remove.
1332 (Sized_incremental_binary::set_input_object): New function.
1333 (Sized_incremental_binary::input_object): New function.
1334 (Sized_incremental_binary::file_status_): Remove.
1335 (Sized_incremental_binary::input_objects_): New data member.
1336 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1337 references.
1338 (Sized_relobj_incr::invalid_address): Move to base class.
1339 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1340 class.
1341 (Sized_relobj_incr::do_output_section_offset): Likewise.
1342 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1343 (Sized_relobj_incr::section_offsets_): Likewise.
1344 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1345 function.
1346 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1347 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1348 with accessor function.
1349 (Sized_relobj_file::do_layout): Likewise.
1350 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1351 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1352 (Sized_relobj_file::compute_final_local_value): Replace refs to
1353 section_offsets_ with accessor function.
1354 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1355 * object.h (Relobj::Relobj): Initialize new data members.
1356 (Relobj::add_dyn_reloc): New function.
1357 (Relobj::first_dyn_reloc): New function.
1358 (Relobj::dyn_reloc_count): New function.
1359 (Relobj::first_dyn_reloc_): New data member.
1360 (Relobj::dyn_reloc_count_): New data member.
1361 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1362 references.
1363 (Sized_relobj::Address): New typedef.
1364 (Sized_relobj::invalid_address): Move here from child class.
1365 (Sized_relobj::Sized_relobj): Initialize new data members.
1366 (Sized_relobj::sized_relobj): New function.
1367 (Sized_relobj::is_output_section_offset_invalid): Move here from
1368 child class.
1369 (Sized_relobj::get_output_section_offset): Likewise.
1370 (Sized_relobj::local_has_got_offset): Likewise.
1371 (Sized_relobj::local_got_offset): Likewise.
1372 (Sized_relobj::set_local_got_offset): Likewise.
1373 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1374 (Sized_relobj::clear_got_offsets): New function.
1375 (Sized_relobj::section_offsets): Move here from child class.
1376 (Sized_relobj::do_output_section_offset): Likewise.
1377 (Sized_relobj::do_set_section_offset): Likewise.
1378 (Sized_relobj::Local_got_offsets): Likewise.
1379 (Sized_relobj::local_got_offsets_): Likewise.
1380 (Sized_relobj::section_offsets_): Likewise.
1381 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1382 references.
1383 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1384 class.
1385 (Sized_relobj_file::sized_relobj): New function
1386 (Sized_relobj_file::local_has_got_offset): Move to base class.
1387 (Sized_relobj_file::local_got_offset): Likewise.
1388 (Sized_relobj_file::set_local_got_offset): Likewise.
1389 (Sized_relobj_file::get_output_section_offset): Likewise.
1390 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1391 (Sized_relobj_file::do_output_section_offset): Likewise.
1392 (Sized_relobj_file::do_set_section_offset): Likewise.
1393 (Sized_relobj_file::Local_got_offsets): Likewise.
1394 (Sized_relobj_file::local_got_offsets_): Likewise.
1395 (Sized_relobj_file::section_offsets_): Likewise.
1396 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1397 (all constructors).
1398 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1399 (Output_reloc::get_symbol_index): Likewise.
1400 (Output_reloc::local_section_offset): Likewise.
1401 (Output_reloc::get_address): Likewise.
1402 (Output_reloc::symbol_value): Likewise.
1403 (Output_data_got::reserve_slot): Move to class definition.
1404 (Output_data_got::reserve_local): New function.
1405 (Output_data_got::reserve_slot_for_global): Remove.
1406 (Output_data_got::reserve_global): New function.
1407 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1408 (all constructors, two instantiations).
1409 (Output_reloc::get_relobj): New function (two instantiations).
1410 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1411 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1412 (Output_data_reloc::add_global): Adjust type of relobj.
1413 (Output_data_reloc::add_global_relative): Likewise.
1414 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1415 (Output_data_reloc::add_local): Likewise.
1416 (Output_data_reloc::add_local_relative): Likewise.
1417 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1418 (Output_data_reloc::add_local_section): Likewise.
1419 (Output_data_reloc::add_output_section): Likewise.
1420 (Output_data_reloc::add_absolute): Likewise.
1421 (Output_data_reloc::add_target_specific): Likewise.
1422 (Output_data_got::reserve_slot): Move definition here.
1423 (Output_data_got::reserve_local): New function.
1424 (Output_data_got::reserve_global): New function.
1425 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1426 section_offsets_ with accessor function.
1427 (Sized_relobj_file::write_sections): Likewise.
1428 (Sized_relobj_file::do_relocate_sections): Likewise.
1429 * target.h (Sized_target::reserve_local_got_entry): New function.
1430 (Sized_target::reserve_global_got_entry): New function.
1431 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1432 (Target_x86_64::reserve_global_got_entry): New function.
1433 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1434
4829d394
CC		 14352011-05-23 Cary Coutant <ccoutant@google.com>
1436
1437 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1438 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1439 bit when checking got_type.
1440 * incremental.cc (Sized_incremental_binary::setup_readers):
1441 Store symbol table and string table locations; initialize bit vector
1442 of file status flags.
1443 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1444 unchanged files.
1445 (Sized_incremental_binary::do_process_got_plt): New function.
1446 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1447 (Output_section_incremental_inputs::set_final_data_size): Record
1448 file index for each input file.
1449 (Output_section_incremental_inputs::write_got_plt): Store file index
1450 instead of input entry offset for each GOT entry.
1451 * incremental.h
1452 (Incremental_input_entry::Incremental_input_entry): Initialize new
1453 data member.
1454 (Incremental_input_entry::set_offset): Store file index.
1455 (Incremental_input_entry::get_file_index): New function.
1456 (Incremental_input_entry::file_index_): New data member.
1457 (Incremental_binary::process_got_plt): New function.
1458 (Incremental_binary::do_process_got_plt): New function.
1459 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1460 data members.
1461 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1462 (Sized_incremental_binary::set_file_is_unchanged): New function.
1463 (Sized_incremental_binary::file_is_unchanged): New function.
1464 (Sized_incremental_binary::do_process_got_plt): New function.
1465 (Sized_incremental_binary::file_status_): New data member.
1466 (Sized_incremental_binary::main_symtab_loc_): New data member.
1467 (Sized_incremental_binary::main_strtab_loc_): New data member.
1468 * output.cc (Output_data_got::Got_entry::write): Add case
1469 RESERVED_CODE.
1470 (Output_data_got::add_global): Call add_got_entry.
1471 (Output_data_got::add_global_plt): Likewise.
1472 (Output_data_got::add_global_with_rel): Likewise.
1473 (Output_data_got::add_global_with_rela): Likewise.
1474 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1475 (Output_data_got::add_global_pair_with_rela): Likewise.
1476 (Output_data_got::add_local): Call add_got_entry.
1477 (Output_data_got::add_local_plt): Likewise.
1478 (Output_data_got::add_local_with_rel): Likewise.
1479 (Output_data_got::add_local_with_rela): Likewise.
1480 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1481 (Output_data_got::add_local_pair_with_rela): Likewise.
1482 (Output_data_got::reserve_slot): New function.
1483 (Output_data_got::reserve_slot_for_global): New function.
1484 (Output_data_got::add_got_entry): New function.
1485 (Output_data_got::add_got_entry_pair): New function.
1486 (Output_section::add_output_section_data): Edit FIXME.
1487 * output.h
1488 (Output_section_data_build::Output_section_data_build): New
1489 constructor with size parameter.
1490 (Output_data_space::Output_data_space): Likewise.
1491 (Output_data_got::Output_data_got): Initialize new data member; new
1492 constructor with size parameter.
1493 (Output_data_got::add_constant): Call add_got_entry.
1494 (Output_data_got::reserve_slot): New function.
1495 (Output_data_got::reserve_slot_for_global): New function.
1496 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1497 (Output_data_got::add_got_entry): New function.
1498 (Output_data_got::add_got_entry_pair): New function.
1499 (Output_data_got::free_list_): New data member.
1500 * target.h (Sized_target::init_got_plt_for_update): New function.
1501 (Sized_target::register_global_plt_entry): New function.
1502 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1503 Initialize new data member; call init; add constructor with PLT count.
1504 (Output_data_plt_x86_64::init): New function.
1505 (Output_data_plt_x86_64::add_relocation): New function.
1506 (Output_data_plt_x86_64::reserve_slot): New function.
1507 (Output_data_plt_x86_64::free_list_): New data member.
1508 (Target_x86_64::init_got_plt_for_update): New function.
1509 (Target_x86_64::register_global_plt_entry): New function.
1510 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1511 incremental updates.
1512 (Output_data_plt_x86_64::add_relocation): New function.
1513 * testsuite/object_unittest.cc (Object_test): Set default options.
1514
ec69d6da
ILT		 15152011-05-16 Ian Lance Taylor <iant@google.com>
1516
1517 * options.h (class General_options): Make -i a synonym for -r.
1518
732e31de
ILT		 15192011-05-16 Ian Lance Taylor <iant@google.com>
1520
1521 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1522
403676b5
CC		 15232011-05-10 Cary Coutant <ccoutant@google.com>
1524
1525 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1526 strip_all (-s).
1527
5b7b7d6e
ILT		 15282011-05-06 Ian Lance Taylor <iant@google.com>
1529
1530 * layout.cc (Layout::layout): If the output section flags change,
1531 update the ordering.
1532
f0f9babf
CC		 15332011-04-25 Cary Coutant <ccoutant@google.com>
1534
1535 * incremental-dump.cc (dump_incremental_inputs): Print local
1536 symbol info for each input file.
1537 * incremental.cc
1538 (Output_section_incremental_inputs::set_final_data_size): Add local
1539 symbol info to input file entries in incremental info.
1540 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1541 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1542 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1543 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1544 implementation.
1545 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1546 (Sized_incr_relobj::do_relocate): Write the local symbols.
1547 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1548 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1549 Adjust size of input file header.
1550 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1551 (Incremental_inputs_reader::get_local_symbol_count): New function.
1552 (Incremental_inputs_reader::get_input_section): Adjust size of input
1553 file header.
1554 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1555 (Sized_incr_relobj::This): New typedef.
1556 (Sized_incr_relobj::sym_size): New const data member.
1557 (Sized_incr_relobj::Local_symbol): New struct.
1558 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1559 (Sized_incr_relobj::do_local_symbol_offset): New function.
1560 (Sized_incr_relobj::local_symbol_count_): New data member.
1561 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1562 (Sized_incr_relobj::local_symbol_index_): New data member.
1563 (Sized_incr_relobj::local_symbol_offset_): New data member.
1564 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1565 (Sized_incr_relobj::local_symbols_): New data member.
1566 * object.h (Relobj::output_local_symbol_count): New function.
1567 (Relobj::local_symbol_offset): New function.
1568 (Relobj::do_output_local_symbol_count): New function.
1569 (Relobj::do_local_symbol_offset): New function.
1570 (Sized_relobj::do_output_local_symbol_count): New function.
1571 (Sized_relobj::do_local_symbol_offset): New function.
1572
d0a9ace3
ILT		 15732011-04-22 Vladimir Simonov <sv@sw.ru>
1574
1575 * descriptors.cc (set_close_on_exec): New function.
1576 (Descriptors::open): Use set_close_on_exec.
1577 * output.cc (S_ISLNK): Define if not defined.
1578
94a3fc8b
CC		 15792011-04-22 Cary Coutant <ccoutant@google.com>
1580
1581 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1582 global symbol map.
1583 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1584 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1585 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1586 relocations.
1587 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1588 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1589 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1590 * incremental.h
1591 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1592 function.
1593 (Incremental_binary::apply_incremental_relocs): New function.
1594 (Incremental_binary::do_apply_incremental_relocs): New function.
1595 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1596 data member.
1597 (Sized_incremental_binary::add_global_symbol): New function.
1598 (Sized_incremental_binary::global_symbol): New function.
1599 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1600 (Sized_incremental_binary::symbol_map_): New data member.
1601 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1602 * target.h (Sized_target::apply_relocation): New function.
1603 * target-reloc.h (apply_relocation): New function.
1604 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1605
c87e4302
DK		 16062011-04-22 Doug Kwan <dougkwan@google.com>
1607
1608 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1609 flag of a SHT_ARM_EXIDX section.
1610 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1611 * testsuite/Makefile.in: Regenerate.
1612 * testsuite/arm_exidx_test.s: New file.
1613 * testsuite/arm_exidx_test.sh: Same.
1614
e7782cf6
CC		 16152011-04-20 Cary Coutant <ccoutant@google.com>
1616
1617 PR gold/12689
1618 * archive.h (Incremental_archive_entry::Archive_member):
1619 Initialize arg_serial_ (second constructor).
1620
308ecdc7
ILT		 16212011-04-17 Ian Lance Taylor <iant@google.com>
1622
1623 * object.cc (Relocate_info::location): Simplify location string.
1624 * errors.cc (Errors::error_at_location): Don't print program
1625 name.
1626 (Errors::warning_at_location): Likewise.
1627 (Errors::undefined_symbol): Likewise.
1628 * testsuite/debug_msg.sh: Update accordingly.
1629
bec5b579
CC		 16302011-04-14 Cary Coutant <ccoutant@google.com>
1631
1632 * gold/layout.cc (Layout::symtab_section_offset): New function.
1633 * gold/layout.h (Layout::symtab_section_offset): New function.
1634 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1635
88597d34
ILT		 16362011-04-12 Ian Lance Taylor <iant@google.com>
1637
1638 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1639 with MREMAP_MAYMOVE.
1640 * output.h (class Output_file): Add map_is_allocated_ field.
1641 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1642 not available, provide stubs. If mremap is not available, #define
1643 it to gold_mremap.
1644 (MREMAP_MAYMOVE): Define if not defined.
1645 (Output_file::Output_file): Initialize map_is_allocated_.
1646 (Output_file::resize): Check map_is_allocated_.
1647 (Output_file::map_anonymous): If mmap fails, use malloc.
1648 (Output_file::unmap): Don't do anything for an anonymous map.
1649 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1650 is not available, provide stubs.
1651 (File_read::View::~View): Use free rather than delete[].
1652 (File_read::make_view): Use malloc rather than new[]. If mmap
1653 fails, use malloc.
1654 (File_read::find_or_make_view): Use malloc rather than new[].
1655 * gold.h: Remove HAVE_REMAP code.
1656 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1657 exists. Rename mremap to gold_mremap. If mmap is not available
1658 don't do anything.
1659 * configure, config.in: Rebuild.
1660
11e361bc
ILT		 16612011-04-11 Ian Lance Taylor <iant@google.com>
1662
1663 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1664 initialize local variable v.
1665
cdc29364
CC		 16662011-04-11 Cary Coutant <ccoutant@google.com>
1667
1668 * archive.cc (Archive::include_member): Adjust call to
1669 report_object.
1670 (Add_archive_symbols::run): Track argument serial numbers.
1671 (Lib_group::include_member): Likewise.
1672 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1673 * archive.h (Incremental_archive_entry::Archive_member):
1674 Initialize arg_serial_.
1675 (Archive_member::arg_serial_): New data member.
1676 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1677 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1678 incremental link.
1679 (Sized_dynobj::do_for_all_local_got_entries): New function.
1680 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1681 function.
1682 * fileread.cc (get_mtime): New function.
1683 * fileread.h (get_mtime): New function.
1684 * gold.cc (queue_initial_tasks): Check for incremental update.
1685 (process_incremental_input): New function.
1686 (queue_middle_tasks): Don't force valid target for incremental
1687 update.
1688 * incremental-dump.cc (find_input_containing_global): Adjust
1689 size of symbol info entry.
1690 (dump_incremental_inputs): Dump argument serial number and
1691 in_system_directory flag; bias shndx by 1; print symbol names
1692 when dumping per-file symbol lists; use new symbol info readers.
1693 * incremental.cc
1694 (Output_section_incremental_inputs:update_data_size): New function.
1695 (Sized_incremental_binary::setup_readers): Setup input readers
1696 for each input file; build maps for files added from libraries
1697 and scripts.
1698 (Sized_incremental_binary::check_input_args): New function.
1699 (Sized_incremental_binary::do_check_inputs): Build map of argument
1700 serial numbers to input arguments.
1701 (Sized_incremental_binary::do_file_has_changed): Rename
1702 do_file_is_unchanged to this; compare file modification times.
1703 (Sized_incremental_binary::do_init_layout): New function.
1704 (Sized_incremental_binary::do_reserve_layout): New function.
1705 (Sized_incremental_binary::do_get_input_reader): Remove.
1706 (Sized_incremental_binary::get_symtab_view): New function.
1707 (Incremental_checker::can_incrementally_link_output_file): Remove.
1708 (Incremental_inputs::report_command_line): Exclude --debug options.
1709 (Incremental_inputs::report_archive_begin): Add parameter; track
1710 argument serial numbers; don't put input file entry for archive
1711 before archive members.
1712 (Incremental_inputs::report_archive_end): Put input file entry
1713 for archive after archive members.
1714 (Incremental_inputs::report_object): Add parameter; track argument
1715 serial numbers and in_system_directory flag.
1716 (Incremental_inputs::report_script): Add parameter; track argument
1717 serial numbers.
1718 (Output_section_incremental_inputs::set_final_data_size): Adjust
1719 size of symbol info entry; check for forwarding symbols.
1720 (Output_section_incremental_inputs::write_input_files): Write
1721 in_system_directory flag and argument serial number.
1722 (Output_section_incremental_inputs::write_info_blocks): Map section
1723 indices between incremental info and original input file; store
1724 input section index for each symbol.
1725 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1726 change operator() to visit().
1727 (class Global_got_offset_visitor): Likewise.
1728 (class Global_symbol_visitor_got_plt):
1729 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1730 classes.
1731 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1732 (Sized_incr_relobj::do_read_symbols): New function.
1733 (Sized_incr_relobj::do_layout): New function.
1734 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1735 (Sized_incr_relobj::do_add_symbols): New function.
1736 (Sized_incr_relobj::do_should_include_member): New function.
1737 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1738 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1739 (Sized_incr_relobj::do_section_size): New function.
1740 (Sized_incr_relobj::do_section_name): New function.
1741 (Sized_incr_relobj::do_section_contents): New function.
1742 (Sized_incr_relobj::do_section_flags): New function.
1743 (Sized_incr_relobj::do_section_entsize): New function.
1744 (Sized_incr_relobj::do_section_address): New function.
1745 (Sized_incr_relobj::do_section_type): New function.
1746 (Sized_incr_relobj::do_section_link): New function.
1747 (Sized_incr_relobj::do_section_info): New function.
1748 (Sized_incr_relobj::do_section_addralign): New function.
1749 (Sized_incr_relobj::do_initialize_xindex): New function.
1750 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1751 (Sized_incr_relobj::do_read_relocs): New function.
1752 (Sized_incr_relobj::do_gc_process_relocs): New function.
1753 (Sized_incr_relobj::do_scan_relocs): New function.
1754 (Sized_incr_relobj::do_count_local_symbols): New function.
1755 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1756 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1757 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1758 (Sized_incr_relobj::do_relocate): New function.
1759 (Sized_incr_relobj::do_set_section_offset): New function.
1760 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1761 (Sized_incr_dynobj::do_read_symbols): New function.
1762 (Sized_incr_dynobj::do_layout): New function.
1763 (Sized_incr_dynobj::do_add_symbols): New function.
1764 (Sized_incr_dynobj::do_should_include_member): New function.
1765 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1766 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1767 (Sized_incr_dynobj::do_section_size): New function.
1768 (Sized_incr_dynobj::do_section_name): New function.
1769 (Sized_incr_dynobj::do_section_contents): New function.
1770 (Sized_incr_dynobj::do_section_flags): New function.
1771 (Sized_incr_dynobj::do_section_entsize): New function.
1772 (Sized_incr_dynobj::do_section_address): New function.
1773 (Sized_incr_dynobj::do_section_type): New function.
1774 (Sized_incr_dynobj::do_section_link): New function.
1775 (Sized_incr_dynobj::do_section_info): New function.
1776 (Sized_incr_dynobj::do_section_addralign): New function.
1777 (Sized_incr_dynobj::do_initialize_xindex): New function.
1778 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1779 (make_sized_incremental_object): New function.
1780 (Incremental_library::copy_unused_symbols): New function.
1781 (Incremental_library::do_for_all_unused_symbols): New function.
1782 * incremental.h (enum Incremental_input_flags): New type.
1783 (class Incremental_checker): Remove.
1784 (Incremental_input_entry::Incremental_input_entry): Add argument
1785 serial number.
1786 (Incremental_input_entry::arg_serial): New function.
1787 (Incremental_input_entry::set_is_in_system_directory): New function.
1788 (Incremental_input_entry::is_in_system_directory): New function.
1789 (Incremental_input_entry::arg_serial_): New data member.
1790 (Incremental_input_entry::is_in_system_directory_): New data member.
1791 (class Script_info): Move here from script.h.
1792 (Script_info::Script_info): Add filename parameter.
1793 (Script_info::filename): New function.
1794 (Script_info::filename_): New data member.
1795 (Incremental_script_entry::Incremental_script_entry): Add argument
1796 serial number.
1797 (Incremental_object_entry::Incremental_object_entry): Likewise.
1798 (Incremental_object_entry::add_input_section): Build list of input
1799 sections with map to original shndx.
1800 (Incremental_object_entry::get_input_section_index): New function.
1801 (Incremental_object_entry::shndx_): New data member.
1802 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1803 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1804 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1805 serial number.
1806 (Incremental_inputs::report_archive_begin): Likewise.
1807 (Incremental_inputs::report_object): Likewise.
1808 (Incremental_inputs::report_script): Likewise.
1809 (class Incremental_global_symbol_reader): New class.
1810 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1811 and store flags and input file type.
1812 (Incremental_input_entry_reader::arg_serial): New function.
1813 (Incremental_input_entry_reader::type): Extract type from flags.
1814 (Incremental_input_entry_reader::is_in_system_directory): New function.
1815 (Incremental_input_entry_reader::get_input_section_count): Call
1816 accessor function for type.
1817 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1818 function for type; adjust size of global symbol entry.
1819 (Incremental_input_entry_reader::get_global_symbol_count): Call
1820 accessor function for type.
1821 (Incremental_input_entry_reader::get_object_count): Likewise.
1822 (Incremental_input_entry_reader::get_object_offset): Likewise.
1823 (Incremental_input_entry_reader::get_member_count): Likewise.
1824 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1825 (Incremental_input_entry_reader::get_member_offset): Likewise.
1826 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1827 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1828 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1829 (Incremental_input_entry_reader::get_global_symbol_reader): New
1830 function.
1831 (Incremental_input_entry_reader::get_output_symbol_index): New
1832 function.
1833 (Incremental_input_entry_reader::type_): Remove.
1834 (Incremental_input_entry_reader::flags_): New data member.
1835 (Incremental_inputs_reader::input_file_offset): New function.
1836 (Incremental_inputs_reader::input_file_index): New function.
1837 (Incremental_inputs_reader::input_file): Call input_file_offset.
1838 (Incremental_inputs_reader::input_file_at_offset): New function.
1839 (Incremental_relocs_reader::get_r_type): Reformat.
1840 (Incremental_relocs_reader::get_r_shndx): Reformat.
1841 (Incremental_relocs_reader::get_r_offset): Reformat.
1842 (Incremental_relocs_reader::data): New function.
1843 (Incremental_binary::Incremental_binary): Initialize new data members.
1844 (Incremental_binary::check_inputs): Add cmdline parameter.
1845 (Incremental_binary::file_is_unchanged): Remove.
1846 (Input_reader::arg_serial): New function.
1847 (Input_reader::get_unused_symbol_count): New function.
1848 (Input_reader::get_unused_symbol): New function.
1849 (Input_reader::do_arg_serial): New function.
1850 (Input_reader::do_get_unused_symbol_count): New function.
1851 (Input_reader::do_get_unused_symbol): New function.
1852 (Incremental_binary::input_file_count): New function.
1853 (Incremental_binary::get_input_reader): Change signature to use
1854 index instead of filename.
1855 (Incremental_binary::file_has_changed): New function.
1856 (Incremental_binary::get_input_argument): New function.
1857 (Incremental_binary::get_library): New function.
1858 (Incremental_binary::get_script_info): New function.
1859 (Incremental_binary::init_layout): New function.
1860 (Incremental_binary::reserve_layout): New function.
1861 (Incremental_binary::output_file): New function.
1862 (Incremental_binary::do_check_inputs): New function.
1863 (Incremental_binary::do_file_is_unchanged): Remove.
1864 (Incremental_binary::do_file_has_changed): New function.
1865 (Incremental_binary::do_init_layout): New function.
1866 (Incremental_binary::do_reserve_layout): New function.
1867 (Incremental_binary::do_input_file_count): New function.
1868 (Incremental_binary::do_get_input_reader): Change signature.
1869 (Incremental_binary::input_args_map_): New data member.
1870 (Incremental_binary::library_map_): New data member.
1871 (Incremental_binary::script_map_): New data member.
1872 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1873 new data members.
1874 (Sized_incremental_binary::output_section): New function.
1875 (Sized_incremental_binary::inputs_reader): Add const.
1876 (Sized_incremental_binary::symtab_reader): Add const.
1877 (Sized_incremental_binary::relocs_reader): Add const.
1878 (Sized_incremental_binary::got_plt_reader): Add const.
1879 (Sized_incremental_binary::get_symtab_view): New function.
1880 (Sized_incremental_binary::Inputs_reader): New typedef.
1881 (Sized_incremental_binary::Input_entry_reader): New typedef.
1882 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1883 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1884 (Sized_incremental_binary::do_file_has_changed): New function.
1885 (Sized_incremental_binary::do_init_layout): New function.
1886 (Sized_incremental_binary::do_reserve_layout): New function.
1887 (Sized_input_reader::Inputs_reader): Remove.
1888 (Sized_input_reader::Input_entry_reader): Remove.
1889 (Sized_input_reader::do_arg_serial): New function.
1890 (Sized_input_reader::do_get_unused_symbol_count): New function.
1891 (Sized_input_reader::do_get_unused_symbol): New function.
1892 (Sized_incremental_binary::do_input_file_count): New function.
1893 (Sized_incremental_binary::do_get_input_reader): Change signature;
1894 use index instead of filename.
1895 (Sized_incremental_binary::section_map_): New data member.
1896 (Sized_incremental_binary::input_entry_readers_): New data member.
1897 (class Sized_incr_relobj): New class.
1898 (class Sized_incr_dynobj): New class.
1899 (make_sized_incremental_object): New function.
1900 (class Incremental_library): New class.
1901 * layout.cc (Free_list::num_lists): New static data member.
1902 (Free_list::num_nodes): New static data member.
1903 (Free_list::num_removes): New static data member.
1904 (Free_list::num_remove_visits): New static data member.
1905 (Free_list::num_allocates): New static data member.
1906 (Free_list::num_allocate_visits): New static data member.
1907 (Free_list::init): New function.
1908 (Free_list::remove): New function.
1909 (Free_list::allocate): New function.
1910 (Free_list::dump): New function.
1911 (Free_list::print_stats): New function.
1912 (Layout_task_runner::run): Resize output file for incremental updates.
1913 (Layout::Layout): Initialize new data members.
1914 (Layout::set_incremental_base): New function.
1915 (Layout::init_fixed_output_section): New function.
1916 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1917 incremental updates.
1918 (Layout::create_gold_note): Do not create gold note section for
1919 incremental updates.
1920 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1921 for incremental updates.
1922 (Layout::set_section_offsets): For incremental updates, allocate space
1923 from free list.
1924 (Layout::create_symtab_sections): Layout with offsets relative to
1925 start of section; for incremental updates, allocate space from free
1926 list.
1927 (Layout::create_shdrs): For incremental updates, allocate space from
1928 free list.
1929 (Layout::finish_dynamic_section): For incremental updates, do not
1930 check --as-needed (fixed in subsequent patch).
1931 * layout.h (class Free_list): New class.
1932 (Layout::set_incremental_base): New function.
1933 (Layout::incremental_base): New function.
1934 (Layout::init_fixed_output_section): New function.
1935 (Layout::allocate): New function.
1936 (Layout::incremental_base_): New data member.
1937 (Layout::free_list_): New data member.
1938 * main.cc (main): Print Free_list statistics.
1939 * object.cc (Relobj::finalize_incremental_relocs): Add
1940 clear_counts parameter; clear counts only when clear_counts is set.
1941 (Sized_relobj::Sized_relobj): Initialize new base class.
1942 (Sized_relobj::do_layout): Don't report special sections.
1943 (Sized_relobj::do_for_all_local_got_entries): New function.
1944 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1945 symtab_off to all symbol table offsets.
1946 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1947 * object.h (class Got_offset_list): Move to top of file.
1948 (Object::Object): Allow case where input_file == NULL.
1949 (Object::~Object): Likewise.
1950 (Object::input_file): Assert that input_file != NULL.
1951 (Object::lock): Allow case where input_file == NULL.
1952 (Object::unlock): Likewise.
1953 (Object::is_locked): Likewise.
1954 (Object::token): Likewise.
1955 (Object::release): Likewise.
1956 (Object::is_incremental): New function.
1957 (Object::get_mtime): New function.
1958 (Object::for_all_local_got_entries): New function.
1959 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1960 (Object::set_is_in_system_directory): New function.
1961 (Object::is_in_system_directory): New function.
1962 (Object::do_is_incremental): New function.
1963 (Object::do_get_mtime): New function.
1964 (Object::do_for_all_local_got_entries): New function.
1965 (Object::is_in_system_directory_): New data member.
1966 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1967 (class Sized_relobj_base): New class.
1968 (class Sized_relobj): Derive from Sized_relobj_base.
1969 (class Sized_relobj::Symbols): Redeclare from base class.
1970 (class Sized_relobj::local_got_offset_list): Remove.
1971 (class Sized_relobj::Output_sections): Redeclare from base class.
1972 (class Sized_relobj::do_for_all_local_got_entries): New function.
1973 (class Sized_relobj::write_local_symbols): Add offset parameter.
1974 (class Sized_relobj::local_symbol_offset_): Update comment.
1975 (class Sized_relobj::local_dynsym_offset_): Update comment.
1976 * options.cc (Input_arguments::add_file): Remove const.
1977 * options.h (Input_file_argument::Input_file_argument):
1978 Initialize arg_serial_ (all constructors).
1979 (Input_file_argument::set_arg_serial): New function.
1980 (Input_file_argument::arg_serial): New function.
1981 (Input_file_argument::arg_serial_): New data member.
1982 (Input_arguments::Input_arguments): Initialize file_count_.
1983 (Input_arguments::add_file): Remove const.
1984 (Input_arguments::number_of_input_files): New function.
1985 (Input_arguments::file_count_): New data member.
1986 (Command_line::number_of_input_files): Call
1987 Input_arguments::number_of_input_files.
1988 * output.cc (Output_segment_headers::Output_segment_headers):
1989 Set current size.
1990 (Output_section::Input_section::current_data_size): New function.
1991 (Output_section::Output_section): Initialize new data members.
1992 (Output_section::add_input_section): Don't do merge sections for
1993 an incremental link; allocate space from free list for an
1994 incremental update.
1995 (Output_section::add_output_section_data): Allocate space from
1996 free list for an incremental update.
1997 (Output_section::update_data_size): New function.
1998 (Output_section::set_fixed_layout): New function.
1999 (Output_section::reserve): New function.
2000 (Output_segment::set_section_addresses): Remove const.
2001 (Output_segment::set_section_list_addresses): Remove const; allocate
2002 space from free list for an incremental update.
2003 (Output_segment::set_offset): Adjust size of RELRO segment for an
2004 incremental update.
2005 * output.h (Output_data::current_data_size): Move here from
2006 child classes.
2007 (Output_data::pre_finalize_data_size): New function.
2008 (Output_data::update_data_size): New function.
2009 (Output_section_headers::update_data_size): new function.
2010 (Output_section_data_build::current_data_size): Move to Output_data.
2011 (Output_data_strtab::update_data_size): New function.
2012 (Output_section::current_data_size): Move to Output_data.
2013 (Output_section::set_fixed_layout): New function.
2014 (Output_section::has_fixed_layout): New function.
2015 (Output_section::reserve): New function.
2016 (Output_section::update_data_size): New function.
2017 (Output_section::has_fixed_layout_): New data member.
2018 (Output_section::free_list_): New data member.
2019 (Output_segment::set_section_addresses): Remove const.
2020 (Output_segment::set_section_list_addresses): Remove const.
2021 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2022 New function.
2023 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2024 New function.
2025 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2026 parameter when calling Add_symbols constructor; store argument
2027 serial number for members of a lib group.
2028 (Add_symbols::locks): Allow case where token == NULL.
2029 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2030 (Read_member::~Read_member): New function.
2031 (Read_member::is_runnable): New function.
2032 (Read_member::locks): New function.
2033 (Read_member::run): New function.
2034 (Check_script::~Check_script): New function.
2035 (Check_script::is_runnable): New function.
2036 (Check_script::locks): New function.
2037 (Check_script::run): New function.
2038 (Check_library::~Check_library): New function.
2039 (Check_library::is_runnable): New function.
2040 (Check_library::locks): New function.
2041 (Check_library::run): New function.
2042 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2043 (Add_symbols::library_): New data member.
2044 (class Read_member): New class.
2045 (class Check_script): New class.
2046 (class Check_library): New class.
2047 * reloc.cc (Read_relocs::is_runnable): Allow case where
2048 token == NULL.
2049 (Read_relocs::locks): Likewise.
2050 (Scan_relocs::locks): Likewise.
2051 (Relocate_task::locks): Likewise.
2052 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2053 to clear counters.
2054 (Sized_relobj::incremental_relocs_scan): Fix comment.
2055 (Sized_relobj::do_relocate): Pass output file offset to
2056 write_local_symbols.
2057 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2058 from class declaration.
2059 * script.cc (read_input_script): Allocate Script_info; pass
2060 argument serial number to report_script.
2061 * script.h (class Script_info): Move to incremental.h.
2062 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2063 * symtab.h (Symbol_table::add_from_incrobj): New function.
2064 (Symbol_table::set_file_offset): New function.
2065
b961d0d7
CC		 20662011-04-05 Cary Coutant <ccoutant@google.com>
2067
2068 * incremental-dump.cc (dump_incremental_inputs): Change signature
2069 to take a Sized_incremental_binary; change caller. Use readers
2070 in Sized_incremental_binary.
2071 * incremental.cc
2072 (Sized_incremental_binary::find_incremental_inputs_sections):
2073 Rename do_find_incremental_inputs_sections to this.
2074 (Sized_incremental_binary::setup_readers): New function.
2075 (Sized_incremental_binary::do_check_inputs): Check
2076 has_incremental_info_ flag; move setup code to setup_readers;
2077 use input readers.
2078 (Sized_incremental_binary::do_file_is_unchanged): New function.
2079 (Sized_incremental_binary::do_get_input_reader): New function.
2080 * incremental.h (class Incremental_binary): Move to end of file.
2081 (Incremental_binary::file_is_unchanged): New function.
2082 (Incremental_binary::do_file_is_unchanged): New function.
2083 (Incremental_binary::Input_reader): New class.
2084 (Incremental_binary::get_input_reader): New function.
2085 (class Sized_incremental_binary): Move to end of file.
2086 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2087 input section reader classes.
2088 (Sized_incremental_binary::has_incremental_info): New function.
2089 (Sized_incremental_binary::inputs_reader): New function.
2090 (Sized_incremental_binary::symtab_reader): New function.
2091 (Sized_incremental_binary::relocs_reader): New function.
2092 (Sized_incremental_binary::got_plt_reader): New function.
2093 (Sized_incremental_binary::do_file_is_unchanged): New function.
2094 (Sized_incremental_binary::Sized_input_reader): New class.
2095 (Sized_incremental_binary::get_input_reader): New function.
2096 (Sized_incremental_binary::find_incremental_inputs_sections):
2097 Rename do_find_incremental_inputs_sections to this.
2098 (Sized_incremental_binary::setup_readers): New function.
2099 (Sized_incremental_binary::has_incremental_info_): New data member.
2100 (Sized_incremental_binary::inputs_reader_): New data member.
2101 (Sized_incremental_binary::symtab_reader_): New data member.
2102 (Sized_incremental_binary::relocs_reader_): New data member.
2103 (Sized_incremental_binary::got_plt_reader_): New data member.
2104 (Sized_incremental_binary::current_input_file_): New data member.
2105
a869183f
PP		 21062011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2107
2108 PR gold/12640
2109 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2110 violation.
2111
21122011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2113
2114 * archive.cc (Archive::include_member): Adjust call to report_object.
2115 (Add_archive_symbols::run): Add script_info to call to
2116 report_archive_begin.
2117 (Lib_group::include_member): Adjust call to report_object.
2118 (Add_lib_group_symbols::run): Adjust call to report_object.
2119 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2120 blocks. Add object count for script input files.
2121 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2122 script_info parameter; change all callers.
2123 (Incremental_inputs::report_object): Add script_info parameter;
2124 change all callers.
2125 (Incremental_inputs::report_script): Store backpointer to
2126 incremental info entry.
2127 (Output_section_incremental_inputs::set_final_data_size): Record
2128 additional information for scripts.
2129 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2130 * incremental.h (Incremental_script_entry::add_object): New function.
2131 (Incremental_script_entry::get_object_count): New function.
2132 (Incremental_script_entry::get_object): New function.
2133 (Incremental_script_entry::objects_): New data member; adjust
2134 constructor.
2135 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2136 (Incremental_inputs::report_object): Add script_info parameter.
2137 (Incremental_inputs_reader::get_object_count): New function.
2138 (Incremental_inputs_reader::get_object_offset): New function.
2139 * options.cc (Input_arguments::add_file): Return reference to
2140 new input argument.
2141 * options.h (Input_argument::set_script_info): New function.
2142 (Input_argument::script_info): New function.
2143 (Input_argument::script_info_): New data member; adjust all
2144 constructors.
2145 (Input_file_group::add_file): Return reference to new input argument.
2146 (Input_file_lib::add_file): Likewise.
2147 (Input_arguments::add_file): Likewise.
2148 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2149 * script.cc (Parser_closure::Parser_closure): Add script_info
2150 parameter; adjust all callers.
2151 (Parser_closure::script_info): New function.
2152 (Parser_closure::script_info_): New data member.
2153 (read_input_script): Report scripts earlier to incremental info.
2154 (script_add_file): Set script_info in Input_argument.
2155 (script_add_library): Likewise.
2156 * script.h (Script_options::Script_info): Rewrite class.
2157
a869183f 21582011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2159
2160 * archive.cc (Library_base::should_include_member): Move
2161 method here from class Archive.
2162 (Archive::Archive): Initialize base class.
2163 (Archive::should_include_member): Move to base class.
2164 (Archive::do_for_all_unused_symbols): New function.
2165 (Add_archive_symbols::run): Remove redundant access to
2166 incremental_inputs.
2167 (Lib_group::Lib_group): Initialize base class.
2168 (Lib_group::do_filename): New function.
2169 (Lib_group::include_member): Pass pointer to Lib_group to
2170 report_object.
2171 (Lib_group::do_for_all_unused_symbols): New function.
2172 (Add_lib_group_symbols::run): Report archive information for
2173 incremental links.
2174 * archive.h (class Library_base): New base class.
2175 (class Archive): Derive from Library_base.
2176 (Archive::filename): Move to base class.
2177 (Archive::set_incremental_info): Likewise.
2178 (Archive::incremental_info): Likewise.
2179 (Archive::Should_include): Likewise.
2180 (Archive::should_include_member): Likewise.
2181 (Archive::Armap_entry): Remove.
2182 (Archive::Unused_symbol_iterator): Remove.
2183 (Archive::unused_symbols_begin): Remove.
2184 (Archive::unused_symbols_end): Remove.
2185 (Archive::do_filename): New function.
2186 (Archive::do_get_mtime): New function.
2187 (Archive::do_for_all_unused_symbols): New function.
2188 (Archive::task_): Move to base class.
2189 (Archive::incremental_info_): Likewise.
2190 (class Lib_group): Derive from Library_base.
2191 (Lib_group::do_filename): New function.
2192 (Lib_group::do_get_mtime): New function.
2193 (Lib_group::do_for_all_unused_symbols): New function.
2194 (Lib_group::task_): Move to base class.
2195 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2196 function.
2197 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2198 function.
2199 * incremental.cc (Incremental_inputs::report_archive_begin):
2200 Use Library_base; call library's get_mtime; add incremental inputs
2201 entry before members.
2202 (class Unused_symbol_visitor): New class.
2203 (Incremental_inputs::report_archive_end): Use Library_base; use
2204 visitor class to record unused symbols; don't add incremental inputs
2205 entry after members.
2206 (Incremental_inputs::report_object): Use Library_base.
2207 * incremental.h
2208 (Incremental_archive_entry::Incremental_archive_entry): Remove
2209 unused Archive parameter.
2210 (Incremental_inputs::report_archive_begin): Use Library_base.
2211 (Incremental_inputs::report_archive_end): Likewise.
2212 (Incremental_inputs::report_object): Likewise.
2213 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2214 function.
2215 * object.h (Object::for_all_global_symbols): New function.
2216 (Object::do_for_all_global_symbols): New function.
2217 (Sized_relobj::do_for_all_global_symbols): New function.
2218 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2219 function.
2220 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2221 function.
2222
61ab3e40
ILT		 22232011-03-27 Ian Lance Taylor <iant@google.com>
2224
2225 * archive.cc (Archive::interpret_header): Return -1 if something
2226 goes wrong. Change callers accordingly.
2227
30e1f9e6
CC		 22282011-03-25 Cary Coutant <ccoutant@google.com>
2229
2230 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2231 * testsuite/Makefile.in: Regenerate.
2232
9370ce59 22332011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2234
2235 * plugin.cc (get_view): New.
2236 (Plugin::load): Pass get_view to the plugin.
2237 (Plugin_manager::get_view): New.
2238
9312bb0a
ILT		 22392011-03-21 Ian Lance Taylor <iant@google.com>
2240
2241 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2242 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2243
7e12ba9e
ST		 22442011-03-21 Sriraman Tallam <tmsriram@google.com>
2245
2246 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2247 Change == to -eq.
2248 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2249 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2250 Change == to -eq.
2251 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2252 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2253
fd7a005d
ILT		 22542011-03-14 Ian Lance Taylor <iant@google.com>
2255
2256 * script-sections.cc (Sort_output_sections::script_compare):
2257 Rename from is_before, change return type.
2258 (Sort_output_sections::operator()): Adjust accordingly.
2259
ed16fd1b
ILT		 22602011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2261
2262 PR gold/12572
2263 * testsuite/odr_violation2.cc: Add comment to make all error line
2264 numbers double digits.
2265 * testsuite/debug_msg.sh: Adjust expected errors.
2266
71ff8986
ILT		 22672011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2268
2269 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2270 but mark earlier ones as non-canonical
2271 (offset_to_iterator): Update search target and example
2272 (do_addr2line): Return extra lines in a vector*
2273 (format_file_lineno): Extract from do_addr2line
2274 (one_addr2line): Add vector* out-param
2275 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2276 when a lineno entry appeared last for its instruction
2277 (Dwarf_line_info): Add vector* out-param
2278 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2279 * symtab.cc (Odr_violation_compare): Include the lineno in the
2280 comparison again.
2281 (linenos_from_loc): New. Combine the canonical line for an
2282 address with its other lines.
2283 (True_if_intersect): New. Helper functor to make
2284 std::set_intersection a query.
2285 (detect_odr_violations): Compare sets of lines instead of just
2286 one line for each function. This became less deterministic, but
2287 has fewer false positives.
2288 * symtab.h: Declarations.
2289 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2290 mix an optimized and non-optimized object in the same binary
2291 (odr_violation2.so): Same.
2292 * testsuite/Makefile.in: Regenerate from Makefile.am.
2293 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2294 * testsuite/debug_msg.sh: Update line numbers and add
2295 assertions.
2296 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2297 non-optimized context.
2298 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2299 isn't inlined, and use OdrDerived in an optimized context.
2300 * testsuite/odr_header1.h: Defines OdrDerived, where
2301 optimization will change the
2302 first-instruction-in-the-destructor's file and line number.
2303 * testsuite/odr_header2.h: Defines OdrBase.
2304
a19fefdc
ILT		 23052011-03-09 Ian Lance Taylor <iant@google.com>
2306
2307 * fileread.cc (File_read::clear_views): Don't delete the whole
2308 file view.
2309
ecb351e9
ILT		 23102011-03-08 Ian Lance Taylor <iant@google.com>
2311
2312 PR gold/12525
2313 * fileread.cc: #include <climits>.
2314 (GOLD_IOV_MAX): Define.
2315 (File_read::read_multiple): Limit number of entries by iov_max.
2316 * fileread.h (class File_read): Always set max_readv_entries to
2317 128.
2318
b821d13c
ILT		 23192011-03-07 Ian Lance Taylor <iant@google.com>
2320
2321 PR gold/12525
2322 * options.h (class General_options): Add -dy and -dn.
2323
89243142
CC		 23242011-03-02 Cary Coutant <ccoutant@google.com>
2325
2326 * testsuite/script_test_9.t: Add TLS segment.
2327
d0773f31
ILT		 23282011-03-02 Simon Baldwin <simonb@google.com>
2329
2330 * configure.ac: Add check for gnu_indirect_function support in
2331 the toolchain building binutils.
2332 * configure: Rebuild.
2333
9370ce59 23342011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2335
2336 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2337 plugin only symbols.
2338 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2339 in plugin files as not needed in the symbol table.
2340
4cf7a849
ST		 23412011-02-11 Sriraman Tallam <tmsriram@google.com>
2342
2343 * output.cc (Output_section::add_input_section): Delay fill
2344 generation for section ordering.
2345
b578bd7d
ILT		 23462011-02-09 Ian Lance Taylor <iant@google.com>
2347
2348 PR gold/12316
2349 * object.h (class Sized_relobj): Remove clear_local_symbols.
2350 * reloc.cc (Sized_relobj::do_relocate): Don't call
2351 clear_local_symbols.
2352
9370ce59 23532011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2354
2355 * plugin.cc (is_visible_from_outside): Return true for symbols
2356 in the -u option.
2357
55382fb7
ILT		 23582011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2359
2360 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2361 filename.
2362
4e271fff
ST		 23632011-02-02 Sriraman Tallam <tmsriram@google.com>
2364
2365 * icf.h (is_section_foldable_candidate): Change type of parameter
2366 to std::string.
2367 * icf.cc (Icf::find_identical_sections): Change type of local variable
2368 section_name to be std::string.
2369 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2370
d433c3ac
ILT		 23712011-01-25 Ian Lance Taylor <iant@google.com>
2372
2373 * script.cc (script_add_extern): Rewrite to use
2374 add_symbol_reference.
2375
880473a6
DK		 23762011-01-25 Doug Kwan <dougkwan@google.com>
2377
d433c3ac 2378 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2379
f30f86fa
ILT		 23802011-01-24 Ian Lance Taylor <iant@google.com>
2381
2382 * options.h (class General_options): Accept
2383 --no-detect-odr-violations.
2384
8e51a0b9
ILT		 23852011-01-24 Ian Lance Taylor <iant@google.com>
2386
2387 * version.cc (version_string): Bump to 1.11.
2388
0f3b89d8
ILT		 23892011-01-24 Ian Lance Taylor <iant@google.com>
2390
2391 * plugin.cc (class Plugin_rescan): Define new class.
2392 (Plugin_manager::claim_file): Set any_claimed_.
2393 (Plugin_manager::save_archive): New function.
2394 (Plugin_manager::save_input_group): New function.
2395 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2396 necessary.
2397 (Plugin_manager::new_undefined_symbol): New function.
2398 (Plugin_manager::rescan): New function.
2399 (Plugin_manager::rescannable_defines): New function.
2400 (Plugin_manager::add_input_file): Set any_added_.
2401 * plugin.h (class Plugin_manager): define new fields rescannable_,
2402 undefined_symbols_, any_claimed_, and any_added_. Declare
2403 Plugin_rescan as friend. Declare new functions.
2404 (Plugin_manager::Rescannable): Define type.
2405 (Plugin_manager::Rescannable_list): Define type.
2406 (Plugin_manager::Undefined_symbol_list): Define type.
2407 (Plugin_manager::Plugin_manager): Initialize new fields.
2408 * archive.cc (Archive::defines_symbol): New function.
2409 (Add_archive_symbols::run): Pass archive to plugins if any.
2410 * archive.h (class Archive): Declare defines_symbol.
2411 * readsyms.cc (Input_group::~Input_group): New function.
2412 (Finish_group::run): Pass input_group to plugins if any.
2413 * readsyms.h (class Input_group): Declare destructor.
2414 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2415 any.
2416
3bb951e5
ILT		 24172011-01-10 Ian Lance Taylor <iant@google.com>
2418
2419 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2420 section as relro.
2421 (Layout::set_segment_offsets): Reset increase_relro before calling
2422 set_section_addresses a second time.
2423
0aa45fac
CC		 24242011-01-04 Cary Coutant <ccoutant@google.com>
2425
2426 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2427 sections before NOBITS sections.
2428
0db46eb4
L		 24292011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2430
2431 * version.cc (print_version): Update copyright to 2011.
2432
829c9745
CC		 24332010-12-23 Cary Coutant <ccoutant@google.com>
2434
2435 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2436 of OS to this->add. Add OD parameter to second form of the function.
2437
7500420b
ILT		 24382010-12-20 Ian Lance Taylor <iant@google.com>
2439
2440 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2441 second of two consecutive entries with same offset.
2442
f8e9a930
RW		 24432010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2444
2445 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2446 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2447 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2448 to avoid unneeded links against $(LDADD).
2449 * testsuite/Makefile.in: Regenerate.
2450
2fbb4320
ILT		 24512010-12-15 Ian Lance Taylor <iant@google.com>
2452
2453 PR gold/12324
2454 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2455 for R_X86_64_32 and R_X86_64_PC32.
2456 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2457 ver_matching_def_pic.o.
2458 (ver_matching_def_pic.o): New target.
2459
fedb228d
RW		 24602010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2461
2462 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2463 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2464 Move definition before File_read::View member definitions.
2465 (File_read::View::~View): Initialize and hold lock before
2466 updating current_mapped_bytes.
2467
9b547ce6
RW		 24682010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2469
2470 * dwarf_reader.cc: Remove outdated comment.
2471 * gold-threads.cc: Fix typo in error message.
2472 * archive.cc: Fix typos in comments.
2473 * archive.h: Likewise.
2474 * arm-reloc-property.cc: Likewise.
2475 * arm-reloc-property.h: Likewise.
2476 * arm-reloc.def: Likewise.
2477 * arm.cc: Likewise.
2478 * attributes.h: Likewise.
2479 * cref.cc: Likewise.
2480 * ehframe.cc: Likewise.
2481 * fileread.h: Likewise.
2482 * gold.h: Likewise.
2483 * i386.cc: Likewise.
2484 * icf.cc: Likewise.
2485 * incremental.h: Likewise.
2486 * int_encoding.cc: Likewise.
2487 * layout.h: Likewise.
2488 * main.cc: Likewise.
2489 * merge.h: Likewise.
2490 * object.cc: Likewise.
2491 * object.h: Likewise.
2492 * options.cc: Likewise.
2493 * readsyms.cc: Likewise.
2494 * reduced_debug_output.cc: Likewise.
2495 * reloc.cc: Likewise.
2496 * script-sections.cc: Likewise.
2497 * sparc.cc: Likewise.
2498 * symtab.h: Likewise.
2499 * target-reloc.h: Likewise.
2500 * target.cc: Likewise.
2501 * target.h: Likewise.
2502 * timer.cc: Likewise.
2503 * timer.h: Likewise.
2504 * x86_64.cc: Likewise.
2505
83e17bd5
CC		 25062010-12-09 Cary Coutant <ccoutant@google.com>
2507
2508 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2509 stack.
2510 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2511 parameter; change all callers.
2512 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2513 * options.h (warn_execstack): New option.
2514
017257f8
DK		 25152010-12-07 Doug Kwan <dougkwan@google.com>
2516
2517 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2518 like function call relocations.
2519
c20cbc06
ILT		 25202010-12-07 Ian Lance Taylor <iant@google.com>
2521
2522 * archive.cc (Archive::get_elf_object_for_member): Permit
2523 punconfigured to be NULL.
2524 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2525 (Archive::include_member): Pass NULL to get_elf_object_for_member
2526 if we searched for the archive and this is the first included
2527 object.
2528
4dbfafcc
ILT		 25292010-12-01 Ian Lance Taylor <iant@google.com>
2530
2531 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2532 track_relocs_type_ field.
2533 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2534 Set track_relocs_type_.
2535 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2536 contents when using RELA relocs.
2537 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2538 reloc_map_.
2539 * reloc.cc (Track_relocs::next_addend): New function.
2540 * reloc.h (class Track_relocs): Declare next_addend.
2541
e5e19edd
ILT		 25422010-12-01 Ian Lance Taylor <iant@google.com>
2543
2544 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2545 virtual destructor.
2546
9a5ce24c
ILT		 25472010-12-01 Ian Lance Taylor <iant@google.com>
2548
2549 * README: Update compilers known to work and fail.
2550
c7791212
NC		 25512010-11-23 Matthias Klose <doko@ubuntu.com>
2552
2553 * configure.in: For --enable-gold, handle value `default' instead of
2554 `both*'. Always install ld as ld.bfd, install as ld if gold is
2555 not the default.
2556 * configure: Regenerate.
2557
0ad220c9
DK		 25582010-11-18 Doug Kwan <dougkwan@google.com>
2559
2560 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2561 and right_alignment to be zero. Store result alignment only if it is
2562 greater than existing alignment.
2563
ab8056e0
CC		 25642010-11-16 Cary Coutant <ccoutant@google.com>
2565
2566 PR gold/12220
2567 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2568 Check for ".zdebug_line".
2569
fd064a5b
CC		 25702010-11-16 Doug Kwan <dougkwan@google.com>
2571 Cary Coutant <ccoutant@google.com>
2572
2573 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2574 by reference; adjust all callers.
2575 * output.cc (Output_segment::set_section_addresses): Adjust references
2576 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2577 list is empty.
2578 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2579 end at page boundary.
2580
6fc6ea19
CC		 25812010-11-16 Cary Coutant <ccoutant@google.com>
2582
2583 PR gold/12220
2584 * layout.cc (Layout::choose_output_section): Transform names of
2585 compressed sections even when using a script with a SECTIONS clause.
2586 (Layout::output_section_name): Remove code to transform
2587 compressed debug section names.
2588 * output.cc (Output_section::add_input_section): Use uncompressed
2589 section size when tracking input sections.
2590
95a2c8d6
RS		 25912010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2592
2593 * symtab.h (Symbol::NON_PIC_REF): Remove.
2594 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2595 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2596 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2597 (Symbol::use_plt_offset): Take a flags argument and pass it
2598 directly to needs_dynamic_reloc. Restrict check for undefined
2599 weak symbols to function calls.
2600 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2601 (Target_arm::Scan::global): Use it.
2602 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2603 (Target_arm::Relocate::relocate): Likewise.
2604 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2605 parameter with an r_type parameter. Use get_reference_flags
2606 to get the flags.
2607 (Target_arm::Relocate::relocate): Update accordingly.
2608 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2609 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2610 (Target_i386::Scan::global): Likewise.
2611 (Target_i386::Relocate::relocate): Likewise.
2612 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2613 parameter with an r_type parameter. Use get_reference_flags
2614 to get the flags.
2615 (Target_i386::Relocate::relocate): Update accordingly.
2616 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2617 (Target_powerpc::Scan::global): Use it.
2618 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2619 (Target_powerpc::Relocate::relocate): Likewise.
2620 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2621 (Target_sparc::Scan::global): Use it.
2622 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2623 (Target_sparc::Relocate::relocate): Likewise.
2624 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2625 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2626 (Target_x86_64::Scan::global): Likewise.
2627 (Target_x86_64::Relocate::relocate): Likewise.
2628
f625ae50
DK		 26292010-11-08 Doug Kwan <dougkwan@google.com>
2630 Cary Coutant <ccoutant@google.com>
2631
2632 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2633 (Arm_exidx_merge_section::section_contents_): New data member.
2634 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2635 (Arm_input_section::~Arm_input_section): De-allocate memory.
2636 (Arm_input_section::original_contents_): New data member.
2637 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2638 in parameters instead of calling Object::section_contents without
2639 locking.
2640 (Arm_output_section::group_section): New parameter TASK. Pass it
2641 to callees that need locking objects.
2642 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2643 to lock EXIDX input sections. Fix a formatting issue. Call
2644 Arm_exidx_merged_section::build_contents to create merged section
2645 contents.
2646 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2647 to lock object of stub table owner.
2648 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2649 TEXT_SIZE to initialize data member TEXT_SIZE_.
2650 (Arm_exidx_input_section::addralign): Fix typo in comment.
2651 (Arm_exidx_input_section::text_size): New method.
2652 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2653 that require locking objects. Lock objects before scanning for stubs
2654 and updating local symbols.
2655 (Arm_input_section<big_endian>::init): Copy contents of original
2656 input section.
2657 (Arm_input_section<big_endian>::do_write): Use saved contents of
2658 original input section instead of calling Object::section_contents
2659 without locking.
2660 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2661 size without calling Object::section_size().
2662 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2663 for size. Allocate a buffer for merged EXIDX entries.
2664 (Arm_exidx_merged_section::build_contents): New method.
2665 (Arm_exidx_merged_section::do_write): Move merge section contents
2666 building code to Arm_exidx_merged_section::build_contetns. Write
2667 out contetns in buffer instead of building it on the fly.
2668 (Arm_relobj::make_exidx_input_section): Also pass text section size
2669 to Arm_exidx_input_section constructor.
2670 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2671 (Arm_dynobj::do_read_symbols): Fix memory leak.
2672 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2673 * target.h: (class Task): Add forward declaration.
2674 (Target::relax): Add new parameter TASK and pass it to
2675 Target::do_relax().
2676 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2677
5f9bcf58
CC		 26782010-11-05 Cary Coutant <ccoutant@google.com>
2679
2680 PR gold/10708
2681 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2682 object when reading from the file.
2683 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2684 second layout pass.
2685 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2686 when reading section contents.
2687 (get_section_contents): Likewise.
2688 (icf::find_identical_sections): Likewise.
2689 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2690 object when reading from the file.
2691 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2692 the object when doing deferred section layout.
2693
e597fa08
NC		 26942010-11-03 Nick Clifton <nickc@redhat.com>
2695
2696 PR gold/12001
2697 * script.h (class Symbol_assignment: name): New member. Returns
2698 the name of the symbol.
2699 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2700 Returns true if the given symbol name is on the list of
2701 assignments wating to be processed.
2702 * archive.cc (should_incldue_member): If the symbol is undefined,
2703 check to see if it is on the list of symbols pending assignment.
2704
3f9a3278
ILT		 27052010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2706
2707 * script-sections.cc (Script_sections::find_memory_region): Check
2708 for a NULL output section pointer.
2709
d06fb4d1
DK		 27102010-10-29 Doug Kwan <dougkwan@google.com>
2711
2712 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2713 Output_section::add_relaxed_input_section.
2714 * output.cc (Output_section::add_relaxed_input_section): Add new
2715 arguments LAYOUT and NAME. Set section order index.
2716 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2717 Copy section order index.
2718 * output.h (Output_section::add_relaxed_input_section): Add new
2719 arguments LAYOUT and NAME.
2720
90e24de5
ILT		 27212010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2722
2723 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2724 NATIVE_OR_CROSS_LINKER.
2725 * testsuite/Makefile.in: Regenerate.
2726
c9484ea5
DK		 27272010-10-20 Doug Kwan <dougkwan@google.com>
2728
2729 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2730 without SHF_LINK_ORDER flags.
2731 * layout.cc (Layout::choose_output_section): Do not filter
2732 SHF_LINK_ORDER flag in a relocatable link.
2733
5bc2f5be
CC		 27342010-10-17 Cary Coutant <ccoutant@google.com>
2735
2736 * output.h (Output_segment::set_section_addresses): Change function
2737 signature. Update all callers.
2738 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2739 sections.
2740 (Output_segment::set_section_addresses): Align after last TLS
2741 section. Add padding before last relro section instead of after.
2742
0c91cf04
DK		 27432010-10-17 Doug Kwan <dougkwan@google.com>
2744
2745 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2746 GOT output section to be writable.
2747
8c21d9d3
CC		 27482010-10-14 Cary Coutant <ccoutant@google.com>
2749
2750 * debug.h (DEBUG_INCREMENTAL): New flag.
2751 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2752 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2753 mode.
2754 * incremental.cc (report_command_line): Ignore all forms of
2755 --incremental.
2756 * layout.cc (Layout::Layout): Check parameters for incremental link
2757 mode.
2758 * options.cc (General_options::parse_incremental): New function.
2759 (General_options::parse_no_incremental): New function.
2760 (General_options::parse_incremental_full): New function.
2761 (General_options::parse_incremental_update): New function.
2762 (General_options::incremental_mode_): New data member.
2763 (General_options::finalize): Check incremental_mode_.
2764 * options.h (General_options): Update help text for --incremental.
2765 Add --no-incremental, --incremental-full, --incremental-update.
2766 (General_options::Incremental_mode): New enum type.
2767 (General_options::incremental_mode): New function.
2768 (General_options::incremental_mode_): New data member.
2769 * parameters.cc (Parameters::incremental_mode_): New data member.
2770 (Parameters::set_options): Set incremental_mode_.
2771 (Parameters::set_incremental_full): New function.
2772 (Parameters::incremental): New function.
2773 (Parameters::incremental_update): New function.
2774 (set_parameters_incremental_full): New function.
2775 * parameters.h (Parameters::set_incremental_full): New function.
2776 (Parameters::incremental): New function.
2777 (Parameters::incremental_update): New function.
2778 (Parameters::incremental_mode_): New data member.
2779 (set_parameters_incremental_full): New function.
2780 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2781 incremental link mode.
2782 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2783 (Sized_relobj::do_relocate_sections): Likewise.
2784 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2785 option.
2786 * testsuite/Makefile.in: Regenerate.
2787 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2788
bb32aa18 27892010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2790
2791 * script-sections.h (class Script_sections): Make
2792 Sections_elements typedef public.
2793 * script-sections.cc (class Sort_output_sections): Add elements_
2794 field. Add constructor which sets it; change all callers.
2795 (Sort_output_sections::is_before): New function.
2796 (Sort_output_sections::operator()): Call is_before.
2797 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2798 conditional.
2799 * testsuite/script_test_10.sh: New test. Test script section
2800 order.
2801 * testsuite/script_test_10.t: Likewise.
2802 * testsuite/script_test_10.s: Likewise.
2803 * testsuite/Makefile.am: Wrap the cross linker tests and the
2804 common tests into NATIVE_OR_CROSS_LINKER.
2805 (check_SCRIPTS): Add script_test_10.sh.
2806 (check_DATA): Add script_test_10.stdout.
2807 (script_test_10.o, script_test_10): New targets.
2808 (script_test_10.stdout): New target.
2809 * configure, testsuite/Makefile.in: Regenerate.
2810
3cef7179
ILT		 28112010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2812
2813 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2814 error for the deprecated relocations.
2815 (Target_arm::Scan::global): Likewise.
2816 (Target_arm::Relocate::relocate): Likewise.
2817
7411e9a8
RS		 28182010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2819
2820 * fileread.cc (Input_file::find_file): Initialize *found_name
2821 and *namep when using the fallback search for case 4.
2822
6a9da32a
CC		 28232010-10-11 Cary Coutant <ccoutant@google.com>
2824
2825 * options.h (class General_options): Redefine -z lazy as an alias for
2826 the negation of -z now.
2827
ac897c20
ILT		 28282010-10-11 Ian Lance Taylor <iant@google.com>
2829
2830 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2831 binding.
2832
ea5cae92
NC		 28332010-10-06 Nick Clifton <nickc@redhat.com>
2834
2835 * script-sections.cc(class Memory_region): Remove
2836 current_lma_offset_ field. Rename current_vma_offset_ to
2837 current_offset_. Add last_section_ field.
2838 (Memory_region::get_current_vma_address): Rename to
2839 get_current_address.
2840 (Memory_region::get_current_lma_address): Delete.
2841 (Memory_region::increment_vma_offset): Rename to
2842 increment_offset.
2843 (Memory_region::increment_lma_offset): Delete.
2844 (Memory_region::attributes_compatible): New method. Returns
2845 true if the provided section is compatible with the region.
2846 (Memory_region::get_last_section): New method. Returns the last
2847 section to use the region.
2848 (Memory_region::set_last_section): New method. Stores the last
2849 section to use the region.
2850 (Script_sections::block_in_region): New method. Returns true if
2851 a block of memory is contained within a region.
2852 (Script_sections::find_memory_region): New method. Locates a
2853 memory region to be used to set a VMA or LMA address.
2854 (Output_section_definition::set_section_addresses): Add code to
2855 check for addresses set by memory regions.
2856 (Output_segment::set_section_addresses): Remove memory region
2857 walking code.
2858 (Script_sections::create_segment): Add a warning if a header
2859 segment is created outside of any region.
2860 * script-sections.h (class Script_sections): Add prototypes for
2861 find_memory_region and block_in_region methods.
2862 * testsuite/memory_test.s: Use .long instead of .word.
2863 * testsuite/memory_test.t: Add some more output sections.
2864 * testsuite/memory_test.sh: Update expected output.
2865
a9bfd952
DK		 28662010-10-02 Doug Kwan <dougkwan@google.com>
2867
2868 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2869 defintion to symtab.h
2870 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2871 declaration to defintion.
2872
bacff3ab
NC		 28732010-10-01 Nick Clifton <nickc@redhat.com>
2874
2875 * expression.cc (eval): Replace dummy argument with NULL.
2876 (eval_maybe_dot): Check for a NULL result section pointer.
2877 (Symbol_expression::value): Likewise.
2878 (Dot_expression::value): Likewise.
2879 (BINARY_EXPRESSION): Likewise.
2880 (Max_expression::value): Likewise.
2881 (Min_expression::value): Likewise.
2882 (Absolute_expression::value): Likewise.
2883 (Addr_expression::value_from_output_section): Likewise.
2884 (Loaddddr_expression::value_from_output_section): Likewise.
2885 (Segment_start_expression::value): Likewise.
2886 * script-sections.cc
2887 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2888 argument with NULL.
2889 (Sections_elememt_dot_assignment::set_section_addresses):
2890 Likewise.
2891 (Output_data_expression::do_write_to_buffer): Likewise.
2892 (Output_section_definition::finalize_symbols): Likewise.
2893 (Output_section_definition::set_section_addresses): Likewise.
2894
f81bc8b5
DK		 28952010-09-30 Doug Kwan <dougkwan@google.com>
2896
2897 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2898
c95e9f27
ST		 28992010-09-28 Sriraman Tallam <tmsriram@google.com>
2900
2901 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2902 function.
c95e9f27
ST		 2903 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2904 virtual function.
2905 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2906 virtual function.
2907 * icf.cc (get_section_contents): Inline merge sections only when
2908 target allows it.
2909
3cac54d2
RW		 29102010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911
2912 * configure: Regenerate.
2913
2904037a
ILT		 29142010-09-17 Ian Lance Taylor <iant@google.com>
2915
2916 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2917 * testsuite/Makefile.am (memory_test.o): New target.
2918 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2919 memory_test.t.
2920 * testsuite/Makefile.in: Rebuild.
2904037a 2921
bca7fb63
DK		 29222010-09-17 Doug Kwan <dougkwan@google.com>
2923
2924 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2925 defintion if relocation uses GOT entries of the symbol.
2926 * testsuite/icf_safe_test.sh: Fix test.
2927 * testsuite/icf_safe_so_test.sh: Fix test.
2928
4ef28648
CC		 29292010-09-16 Cary Coutant <ccoutant@google.com>
2930
2931 * script_sections.cc (class Memory_region): Remove "NULL" from
2932 vector initializations.
2933
793990de
CC		 29342010-09-15 Cary Coutant <ccoutant@google.com>
2935
2936 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2937 Resolve forwarding symbols.
2938
81e015e2
DK		 29392010-09-15 Doug Kwan <dougkwan@google.com>
2940
2941 * gold/testsuite/script_test_3.t: Add ARM special sections.
2942 * gold/testsuite/script_test_4.t: Same.
2943 * gold/testsuite/script_test_5.t: Same.
2944 * gold/testsuite/script_test_6.t: Same.
2945 * gold/testsuite/script_test_7.t: Same.
2946 * gold/testsuite/script_test_7.t: Same.
2947 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2948
36171d64
CC		 29492010-09-14 Cary Coutant <ccoutant@google.com>
2950
2951 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2952 (Target_x86_64::Relocate::relocate_tls): Replace check for
2953 saw_tls_block_reloc_ with test for executable section.
2954
d89051bd
CC		 29552010-09-12 Cary Coutant <ccoutant@google.com>
2956
2957 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2958 position-independent executables to shared libraries need dynamic
2959 relocations.
2960 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2961 position-independent executables.
2962 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2963 * testsuite/Makefile.in: Regenerate.
2964
fca41f0f
NC		 29652010-09-10 Nick Clifton <nickc@redhat.com>
2966
2967 PR gold/11997
2968 * testsuite/memory_test.t: Discard any sections that are not
2969 needed.
2970
6695e4b3
L		 29712010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2972
2973 PR gold/11996
2974 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2975 "This::" to work around a bug in gcc 4.2.
2976
2977 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2978
0f72bf6f
RÁE		 29792010-09-09 Rafael Espindola <espindola@google.com>
2980
2981 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2982 sections with different PF_X flags in the same segment.
2983 (Layout::find_first_load_seg): Search all segments to find the first
2984 one.
2985 * options.h (rosegment): New.
2986
29872010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2988
05a79166 2989 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2990
aa98ff75
DK		 29912010-09-08 Doug Kwan <dougkwan@google.com>
2992
2993 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2994 (Arm_relobj::do_relocate_sections): Add new parameter for output
2995 file to match the parent.
2996 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2997 of local symbols instead of input values. Update code to track
2998 changes in gold::relocate_section.
2999 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3000 (Sized_relobj::compute_final_local_value_internal): New methods.
3001 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3002 body into private version of Sized_relobj::compute_final_local_value.
3003 Call the inline method.
3004 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3005 merged symbol value if there is one.
3006 (Symbol_value::has_output_value): New method defintiion.
3007 (Sized_relobj::Compute_final_local_value_status): New enum type.
3008 (Sized_relobj::compute_final_local_value): New methods.
3009 (Sized_relobj::compute_final_local_value_internal): New methods.
3010 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3011 and arm_cortex_a8.sh.
3012 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3013 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3014 New tests.
3015 * Makefile.in: Regenerate.
3016 * testsuite/arm_bl_out_of_range.s: Update test.
3017 * testsuite/thumb_bl_out_of_range.s: Ditto.
3018 * testsuite/thumb_blx_out_of_range.s: Ditto.
3019 * testsuite/arm_branch_out_of_range.sh: New file.
3020 * testsuite/arm_cortex_a8.sh: Ditto.
3021 * testsuite/arm_cortex_a8_b.s: Ditto.
3022 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3023 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3024 * testsuite/arm_cortex_a8_bl.s: Ditto.
3025 * testsuite/arm_cortex_a8_blx.s: Ditto.
3026 * testsuite/arm_cortex_a8_local.s: Ditto.
3027 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3028 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3029
05a79166
L		 30302010-09-08 Rafael Espindola <espindola@google.com>
3031
3032 * Makefile.am (memory_test.stdout): Run readelf with -W.
3033 * Makefile.in: Regenerate.
3034 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3035 64 bit output.
3036
33dbc701
RÁE		 30372010-09-08 Rafael Espindola <espindola@google.com>
3038
3039 * script-sections.cc (Script_sections::add_memory_region): Convert
3040 field precision to int.
3041 * script.cc (script_set_section_region, script_set_section_region):
3042 Convert field precision to int.
3043
731ca54a
RÁE		 30442010-09-08 Rafael Espindola <espindola@google.com>
3045
3046 * arm.cc (do_finalize_sections): Create the __exidx_start and
3047 __exdix_end symbols even when the section is missing.
3048
7f8cd844
NC		 30492010-09-08 Nick Clifton <nickc@redhat.com>
3050
3051 * README: Remove claim that MEMORY is not supported.
3052 * expression.cc (script_exp_function_origin)
3053 (script_exp_function_length): Move from here to ...
3054 * script.cc: ... here.
3055 (script_set_section_region, script_add_memory)
3056 (script_parse_memory_attr, script_include_directive): New
3057 functions.
3058 * script-sections.cc
3059 (class Memory_region): New class.
3060 (class Output_section_definition): Add set_memory_region,
3061 set_section_vma, set_section_lma and get_section_name methods.
3062 (class Script_Sections): Add add_memory_region,
3063 find_memory_region, find_memory_region_origin,
3064 find_memory_region_length and set_memory_region methods.
3065 Have set_section_addresses method walk the list of set memory
3066 regions.
3067 Extend the print methos to display memory regions.
3068 * script-sections.h: Add prototypes for new methods.
3069 Add enum for MEMORY region attributes.
3070 * yyscript.y: Add support for parsing MEMORY regions.
3071 * script-c.h: Add prototypes for new functions.
3072 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3073 * testsuite/Makefile.in: Regenerate.
3074 * testsuite/memory_test.sh: New script.
3075 * testsuite/memory_test.s: New assembler source file.
3076 * testsuite/memory_test.t: New linker script.
3077
a4649286
DK		 30782010-08-27 Doug Kwan <dougkwan@google.com>
3079
3080 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3081 reference override an existing dynamic weak reference.
3082 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3083 * testsuite/Makefile.in: Regenerate.
3084 * testsuite/dyn_weak_ref.sh: New file.
3085 * testsuite/dyn_weak_ref_1.c: Ditto.
3086 * testsuite/dyn_weak_ref_2.c: Ditto.
3087
b56648ad
ILT		 30882010-08-27 Ian Lance Taylor <iant@google.com>
3089
3090 * incremental.h (class Incremental_input_entry): Add virtual
3091 destructor.
3092
809313cb
ILT		 30932010-08-27 Ian Lance Taylor <iant@google.com>
3094
3095 * testsuite/start_lib_test_3.c: Mark t3 as used.
3096
11e32464
NC		 30972010-08-27 Nick Clifton <nickc@redhat.com>
3098
3099 * options.cc (version_script): Fix small typo in previous
3100 whitespace tidyup.
3101
ca09d69a
NC		 31022010-08-25 Nick Clifton <nickc@redhat.com>
3103
3104 * archive.cc: Formatting fixes: Remove whitespace between
3105 typename and following asterisk. Remove whitespace between
3106 function name and opening parenthesis.
3107 * archive.h: Likewise.
3108 * arm.cc: Likewise.
3109 * attributes.cc: Likewise.
3110 * attributes.h: Likewise.
3111 * common.cc: Likewise.
3112 * copy-relocs.cc: Likewise.
3113 * dirsearch.h: Likewise.
3114 * dynobj.cc: Likewise.
3115 * ehframe.cc: Likewise.
3116 * ehframe.h: Likewise.
3117 * expression.cc: Likewise.
3118 * fileread.cc: Likewise.
3119 * fileread.h: Likewise.
3120 * gc.h: Likewise.
3121 * gold-threads.cc: Likewise.
3122 * gold.cc: Likewise.
3123 * i386.cc: Likewise.
3124 * icf.h: Likewise.
3125 * incremental-dump.cc: Likewise.
3126 * incremental.cc: Likewise.
3127 * layout.cc: Likewise.
3128 * layout.h: Likewise.
3129 * main.cc: Likewise.
3130 * merge.cc: Likewise.
3131 * merge.h: Likewise.
3132 * object.cc: Likewise.
3133 * object.h: Likewise.
3134 * options.cc: Likewise.
3135 * options.h: Likewise.
3136 * output.cc: Likewise.
3137 * output.h: Likewise.
3138 * plugin.cc: Likewise.
3139 * plugin.h: Likewise.
3140 * powerpc.cc: Likewise.
3141 * reloc.cc: Likewise.
3142 * script-c.h: Likewise.
3143 * script-sections.cc: Likewise.
3144 * script.cc: Likewise.
3145 * stringpool.cc: Likewise.
3146 * symtab.cc: Likewise.
3147 * symtab.h: Likewise.
3148 * target.cc: Likewise.
3149 * timer.cc: Likewise.
3150 * timer.h: Likewise.
3151 * version.cc: Likewise.
3152 * x86_64.cc: Likewise.
3153
b8fa8750
NC		 31542010-08-24 Nick Clifton <nickc@redhat.com>
3155
3156 PR 11899
3157 * layout.cc (segment_precedes): Sort segments by their physical
3158 addresses, if they have been set.
3159
9919d93b
CC		 31602010-08-23 Cary Coutant <ccoutant@google.com>
3161
3162 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3163 symbols data.
3164 (Lib_group::include_member): Unlock object after deleting its
3165 symbols data.
3166 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3167 the bug fixed here.
3168
97b4be1c
CC		 31692010-08-19 Neil Vachharajani <nvachhar@google.com>
3170 Cary Coutant <ccoutant@google.com>
3171
3172 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3173 constructor, and set_blocker.
3174 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3175 readsyms_blocker_.
3176 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3177 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3178 * testsuite/Makefile.am (start_lib_test): New test case.
3179 * testsuite/Makefile.in: Regenerate.
3180 * testsuite/start_lib_test_main.c: New file.
3181 * testsuite/start_lib_test_1.c: New file.
3182 * testsuite/start_lib_test_2.c: New file.
3183 * testsuite/start_lib_test_3.c: New file.
3184
dd0b1884
ILT		 31852010-08-19 Ian Lance Taylor <iant@google.com>
3186
3187 * Makefile.in: Rebuild with automake 1.11.1.
3188 * aclocal.m4: Likewise.
3189 * testsuite/Makefile.in: Likewise.
3190
7223e9ca
ILT		 31912010-08-19 Ian Lance Taylor <iant@google.com>
3192
3193 PR 10893
3194 * i386.cc (class Output_data_plt_i386): Update declarations.
3195 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3196 local_ifuncs_ fields.
3197 (Target_i386::do_plt_section_for_global): New function.
3198 (Target_i386::do_plt_section_for_local): New function.
3199 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3200 parameter; change all callers. Initialize global_ifuncs_ and
3201 local_ifuncs_. If doing a static link define __rel_iplt_start and
3202 __rel_iplt_end.
3203 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3204 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3205 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3206 symbols.
3207 (Target_i386::make_plt_section): New function, broken out of
3208 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3209 (Target_i386::make_plt_entry): Call make_plt_section.
3210 (Target_i386::make_local_ifunc_plt_entry): New function.
3211 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3212 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3213 R_386_IRELATIVE to switch.
3214 (Target_i386::Scan::global): Likewise.
3215 (Target_i386::Relocate::relocate): Likewise.
3216 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3217 switch.
3218 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3219 (Target_x86_64::do_plt_section_for_global): New function.
3220 (Target_x86_64::do_plt_section_for_local): New function.
3221 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3222 parameter; change all callers. If doing a static link define
3223 __rela_iplt_start and __rela_iplt_end.
3224 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3225 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3226 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3227 to point to .plt.
3228 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3229 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3230 switch.
3231 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3232 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3233 R_X86_64_IRELATIVE to switch.
3234 (Target_x86_64::Scan::global): Likewise.
3235 (Target_x86_64::Relocate::relocate): Likewise.
3236 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3237 switch.
3238 * target.h (class Target): Add plt_section_for_global and
3239 plt_section_for_local functions. Add do_plt_section_for_global
3240 and do_plt_section_for_local virtual functions.
3241 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3242 clarifying comments.
3243 (Symbol::use_plt_offset): Handle IFUNC symbol.
3244 * object.cc (Sized_relobj::Sized_relobj): Initialize
3245 local_plt_offsets_.
3246 (Sized_relobj::local_has_plt_offset): New function.
3247 (Sized_relobj::local_plt_offset): New function.
3248 (Sized_relobj::set_local_plt_offset): New function.
3249 (Sized_relobj::do_count): Handle IFUNC symbol.
3250 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3251 a bit away from input_shndx_ field. Add set_is_func_symbol and
3252 is_ifunc_symbol functions.
3253 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3254 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3255 local_plt_offsets_ field.
3256 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3257 * output.h (class Output_section_data): Add non-const
3258 output_section function.
3259 (class Output_data_got): Update declarations.
3260 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3261 Add use_plt_offset parameter to global and local constructors.
3262 Change all callers. Change local_sym_index_ field to 31 bits.
3263 Change GSYM_CODE and CONSTANT_CODE accordingly.
3264 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3265 doing a static link don't set sh_link field.
3266 (Output_data_got::Got_entry::write): Use PLT offset if
3267 appropriate.
3268 (Output_data_got::add_global_plt): New function.
3269 (Output_data_got::add_local_plt): New function.
3270 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3271 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3272 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3273 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3274 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3275 IFUNC conditional.
3276 * testsuite/ifunc-sel.h: New file.
3277 * testsuite/ifuncmain1.c: New file.
3278 * testsuite/ifuncmain1vis.c: New file.
3279 * testsuite/ifuncmod1.c: New file.
3280 * testsuite/ifuncdep2.c: New file.
3281 * testsuite/ifuncmain2.c: New file.
3282 * testsuite/ifuncmain3.c: New file.
3283 * testsuite/ifuncmod3.c: New file.
3284 * testsuite/ifuncmain4.c: New file.
3285 * testsuite/ifuncmain5.c: New file.
3286 * testsuite/ifuncmod5.c: New file.
3287 * testsuite/ifuncmain6pie.c: New file.
3288 * testsuite/ifuncmod6.c: New file.
3289 * testsuite/ifuncmain7.c: New file.
3290 * configure, testsuite/Makefile.in: Rebuild.
3291
56f75c03
ILT		 32922010-08-18 Ian Lance Taylor <iant@google.com>
3293
3294 * incremental.cc
3295 (Output_section_incremental_inputs::write_input_files): Add cast
3296 to avoid signed/unsigned comparison warning.
3297 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3298
55455f89
CC		 32992010-08-12 Cary Coutant <ccoutant@google.com>
3300
3301 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3302
e2054bcb
ILT		 33032010-08-13 Ian Lance Taylor <iant@google.com>
3304
3305 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3306
74f67560
DK		 33072010-08-12 Cary Coutant <ccoutant@google.com>
3308 Doug Kwan <dougkwan@google.com>
3309
3310 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3311 defintion overrides non-weak undef, remember that the original undef
3312 is not weak.
3313 * symtab.cc (Symbol_table::sized_write_global): For undef without
3314 an original weak binding, set binding to global in output.
3315 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3316 * testsuite/Makefile.in: Regenerate.
3317 * testsuite/strong_ref_weak_def.sh: New file.
3318 * testsuite/strong_ref_weak_def_1.c: Ditto.
3319 * testsuite/strong_ref_weak_def_2.c: Ditto.
3320
d1238d12
CC		 33212010-08-12 Cary Coutant <ccoutant@google.com>
3322
3323 * testsuite/incremental_test.sh: Rewrite.
3324 * testsuite/incremental_test_1.c: Rewrite.
3325 * testsuite/incremental_test_2.c: Rewrite.
3326
0e70b911
CC		 33272010-08-12 Cary Coutant <ccoutant@google.com>
3328
3329 * arm.cc (Target_arm::got_size): Add const.
3330 (Target_arm::got_entry_count): New function.
3331 (Target_arm::plt_entry_count): New function.
3332 (Target_arm::first_plt_entry_offset): New function.
3333 (Target_arm::plt_entry_size): New function.
3334 (Output_data_plt_arm::entry_count): New function.
3335 (Output_data_plt_arm::first_plt_entry_offset): New function.
3336 (Output_data_plt_arm::get_plt_entry_size): New function.
3337 * i386.cc (Target_i386::got_size): Add const.
3338 (Target_i386::got_entry_count): New function.
3339 (Target_i386::plt_entry_count): New function.
3340 (Target_i386::first_plt_entry_offset): New function.
3341 (Target_i386::plt_entry_size): New function.
3342 (Output_data_plt_i386::entry_count): New function.
3343 (Output_data_plt_i386::first_plt_entry_offset): New function.
3344 (Output_data_plt_i386::get_plt_entry_size): New function.
3345 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3346 find_incremental_inputs_sections. Dump incremental_got_plt section.
3347 * incremental.cc: Include target.h.
3348 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3349 parameter. Adjust all callers. Find incremental_got_plt section.
3350 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3351 section.
3352 (Output_section_incremental_inputs::set_final_data_size): Calculate
3353 size of incremental_got_plt section.
3354 (Output_section_incremental_inputs::do_write): Write the
3355 incremental_got_plt section.
3356 (Got_plt_view_info): New struct.
3357 (Local_got_offset_visitor): New class.
3358 (Global_got_offset_visitor): New class.
3359 (Global_symbol_visitor_got_plt): New class.
3360 (Output_section_incremental_inputs::write_got_plt): New function.
3361 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3362 Add parameter. Adjust all callers.
3363 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3364 (Incremental_inputs::got_plt_section): New function.
3365 (Incremental_inputs::got_plt_section_): New data member.
3366 (Incremental_got_plt_reader): New class.
3367 * layout.cc (Layout::create_incremental_info_sections): Add the
3368 incremental_got_plt section.
3369 * object.h (Got_offset_list::get_list): New function.
3370 (Got offset_list::for_all_got_offsets): New function.
3371 (Sized_relobj::local_got_offset_list): New function.
3372 * powerpc.cc (Target_powerpc::got_size): Add const.
3373 (Target_powerpc::got_entry_count): New function.
3374 (Target_powerpc::plt_entry_count): New function.
3375 (Target_powerpc::first_plt_entry_offset): New function.
3376 (Target_powerpc::plt_entry_size): New function.
3377 (Output_data_plt_powerpc::entry_count): New function.
3378 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3379 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3380 * sparc.cc (Target_sparc::got_size): Add const.
3381 (Target_sparc::got_entry_count): New function.
3382 (Target_sparc::plt_entry_count): New function.
3383 (Target_sparc::first_plt_entry_offset): New function.
3384 (Target_sparc::plt_entry_size): New function.
3385 (Output_data_plt_sparc::entry_count): New function.
3386 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3387 (Output_data_plt_sparc::get_plt_entry_size): New function.
3388 * symtab.h (Symbol::got_offset_list): New function.
3389 (Symbol_table::for_all_symbols): New function.
3390 * target.h (Sized_target::got_entry_count): New function.
3391 (Sized_target::plt_entry_count): New function.
3392 (Sized_target::plt_entry_size): New function.
3393 * x86_64.cc (Target_x86_64::got_size): Add const.
3394 (Target_x86_64::got_entry_count): New function.
3395 (Target_x86_64::plt_entry_count): New function.
3396 (Target_x86_64::first_plt_entry_offset): New function.
3397 (Target_x86_64::plt_entry_size): New function.
3398 (Output_data_plt_x86_64::entry_count): New function.
3399 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3400 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3401
09ec0418
CC		 34022010-08-12 Cary Coutant <ccoutant@google.com>
3403
3404 * archive.cc: Include incremental.h.
3405 (Archive::Archive): Initialize incremental_info_.
3406 (Archive::include_member): Record archive members in incremental info.
3407 (Add_archive_symbols::run): Record begin and end of an archive in
3408 incremental info.
3409 (Lib_group::include_member): Record objects in incremental info.
3410 * archive.h (Incremental_archive_entry): Forward declaration.
3411 (Archive::set_incremental_info): New member function.
3412 (Archive::incremental_info): New member function.
3413 (Archive::Unused_symbol_iterator): New class.
3414 (Archive::unused_symbols_begin): New member function.
3415 (Archive::unused_symbols_end): New member function.
3416 (Archive::incremental_info_): New data member.
3417 * incremental-dump.cc (find_input_containing_global): New function.
3418 (dump_incremental_inputs): Dump new incremental info sections.
3419 * incremental.cc: Include symtab.h.
3420 (Output_section_incremental_inputs): New class.
3421 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3422 new incremental info sections.
3423 (Sized_incremental_binary::do_check_inputs): Likewise.
3424 (Incremental_inputs::report_archive): Remove.
3425 (Incremental_inputs::report_archive_begin): New function.
3426 (Incremental_inputs::report_archive_end): New function.
3427 (Incremental_inputs::report_object): New function.
3428 (Incremental_inputs::finalize_inputs): Remove.
3429 (Incremental_inputs::report_input_section): New function.
3430 (Incremental_inputs::report_script): Rewrite.
3431 (Incremental_inputs::finalize): Do nothing but finalize string table.
3432 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3433 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3434 (Incremental_inputs::create_data_sections): New function.
3435 (Incremental_inputs::relocs_entsize): New function.
3436 (Output_section_incremental_inputs::set_final_data_size): New function.
3437 (Output_section_incremental_inputs::do_write): New function.
3438 (Output_section_incremental_inputs::write_header): New function.
3439 (Output_section_incremental_inputs::write_input_files): New function.
3440 (Output_section_incremental_inputs::write_info_blocks): New function.
3441 (Output_section_incremental_inputs::write_symtab): New function.
3442 * incremental.h (Incremental_script_entry): Forward declaration.
3443 (Incremental_object_entry): Forward declaration.
3444 (Incremental_archive_entry): Forward declaration.
3445 (Incremental_inputs): Forward declaration.
3446 (Incremental_inputs_header_data): Remove.
3447 (Incremental_inputs_header): Remove.
3448 (Incremental_inputs_header_write): Remove.
3449 (Incremental_inputs_entry_data): Remove.
3450 (Incremental_inputs_entry): Remove.
3451 (Incremental_inputs_entry_write): Remove.
3452 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3453 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3454 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3455 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3456 Likewise.
3457 (Incremental_input_entry): New class.
3458 (Incremental_script_entry): New class.
3459 (Incremental_object_entry): New class.
3460 (Incremental_archive_entry): New class.
3461 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3462 (Incremental_inputs::report_inputs): Remove.
3463 (Incremental_inputs::report_archive): Remove.
3464 (Incremental_inputs::report_archive_begin): New function.
3465 (Incremental_inputs::report_archive_end): New function.
3466 (Incremental_inputs::report_object): Change prototype.
3467 (Incremental_inputs::report_input_section): New function.
3468 (Incremental_inputs::report_script): Change prototype.
3469 (Incremental_inputs::get_reloc_count): New function.
3470 (Incremental_inputs::set_reloc_count): New function.
3471 (Incremental_inputs::create_data_sections): New function.
3472 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3473 (Incremental_inputs::inputs_section): New function.
3474 (Incremental_inputs::symtab_section): New function.
3475 (Incremental_inputs::relocs_section): New function.
3476 (Incremental_inputs::get_stringpool): Add const.
3477 (Incremental_inputs::command_line): Add const.
3478 (Incremental_inputs::inputs): Remove.
3479 (Incremental_inputs::command_line_key): New function.
3480 (Incremental_inputs::input_file_count): New function.
3481 (Incremental_inputs::input_files): New function.
3482 (Incremental_inputs::relocs_entsize): New function.
3483 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3484 (Incremental_inputs::finalize_inputs): Remove.
3485 (Incremental_inputs::Input_info): Remove.
3486 (Incremental_inputs::lock_): Remove.
3487 (Incremental_inputs::inputs_): Change type.
3488 (Incremental_inputs::inputs_map_): Remove.
3489 (Incremental_inputs::current_object_entry_): New data member.
3490 (Incremental_inputs::inputs_section_): New data member.
3491 (Incremental_inputs::symtab_section_): New data member.
3492 (Incremental_inputs::relocs_section_): New data member.
3493 (Incremental_inputs::reloc_count_): New data member.
3494 (Incremental_inputs_reader): New class.
3495 (Incremental_symtab_reader): New class.
3496 (Incremental_relocs_reader): New class.
3497 * layout.cc (Layout::finalize): Move finalization of incremental info
3498 and creation of incremental info sections to follow finalization of
3499 symbol table. Set offsets for postprocessing sections.
3500 (Layout::create_incremental_info_sections): Call
3501 Incremental_inputs::create_data_sections. Add incremental symtab
3502 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3503 sections to layout after input sections.
3504 * layout.h (struct Timespec): Forward declaration.
3505 (Layout::incremental_inputs): Add const.
3506 (Layout::create_incremental_info_sections): Add parameter.
3507 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3508 * object.cc: Include incremental.h.
3509 (Relobj::finalize_incremental_relocs): New function.
3510 (Sized_relobj::do_layout): Record input sections in incremental info.
3511 * object.h (Object::output_section): New function.
3512 (Object::output_section_offset): Moved from Relobj.
3513 (Object::get_incremental_reloc_base): New function.
3514 (Object::get_incremental_reloc_count): New function.
3515 (Object::do_output_section): New function.
3516 (Object::do_output_section_offset): Moved from Relobj.
3517 (Object::do_get_incremental_reloc_base): New function.
3518 (Object::do_get_incremental_reloc_count): New function.
3519 (Object::Object): Initialize new data members.
3520 (Relobj::output_section): Renamed do_output_section and moved to
3521 protected.
3522 (Relobj::output_section_offset): Moved to Object.
3523 (Relobj::do_get_incremental_reloc_base): New function.
3524 (Relobj::do_get_incremental_reloc_count): New function.
3525 (Relobj::allocate_incremental_reloc_counts): New function.
3526 (Relobj::count_incremental_reloc): New function.
3527 (Relobj::finalize_incremental_relocs): New function.
3528 (Relobj::next_incremental_reloc_index): New function.
3529 (Relobj::reloc_counts_): New data member.
3530 (Relobj::reloc_bases_): New data member.
3531 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3532 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3533 (Sized_relobj::incremental_relocs_scan): New function.
3534 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3535 (Sized_relobj::incremental_relocs_write): New function.
3536 (Sized_relobj::incremental_relocs_write_reltype): New function.
3537 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3538 incremental link.
3539 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3540 archives and object files elsewhere.
3541 (Add_symbols::run): Report object files here.
3542 (Finish_group::run): Report end of archive at end of group.
3543 * reloc.cc: Include layout.h, incremental.h.
3544 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3545 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3546 (Sized_relobj::incremental_relocs_scan): New function.
3547 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3548 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3549 (Sized_relobj::incremental_relocs_write): New function.
3550 (Sized_relobj::incremental_relocs_write_reltype): New function.
3551 * script.cc (read_input_script): Rewrite test for incremental link.
3552 Change call to Incremental_inputs::report_script.
3553 * symtab.h (Symbol_table::first_global_index): New function.
3554 (Symbol_table::output_count): New function.
3555
ce0d1972
DK		 35562010-08-12 Doug Kwan <dougkwan@google.com>
3557
3558 * arm.cc (Target_arm::merge_object_attributes): Check command line
3559 options --no-wchar-size-warning and --no-enum-size-warning.
3560 * options.h (General_options): Add ld-compatible options
3561 --no-enum-size-warning and --no-wchar-size-warning.
3562
6e5710ce
ILT		 35632010-08-04 Ian Lance Taylor <iant@google.com>
3564
3565 * x86_64.cc (Target_x86_64::Scan::local): Use
3566 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3567 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3568 (Target_x86_64::Scan::global): Likewise.
3569 (Target_x86_64::Relocate::relocate): Likewise.
3570 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3571 Likewise.
3572
fef830db
CC		 35732010-08-03 Cary Coutant <ccoutant@google.com>
3574
3575 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3576 to reserve space in merged_strings vector. Keep total input size
3577 for stats.
3578 (Output_merge_string::do_print_merge_stats): Print total input size.
3579 * merge.h (Output_merge_string): Add input_size_ field.
3580 * stringpool.cc (Stringpool_template::string_length): Move
3581 implementations out of Stringpool_template class and place in
3582 stringpool.h.
3583 * stringpool.h (string_length): Move out of Stringpool_template.
3584
1e3811b0
ILT		 35852010-08-03 Ian Lance Taylor <iant@google.com>
3586
3587 PR 11712
3588 * layout.cc (relaxation_loop_body): If address of load segment is
3589 set, adjust address to include headers if possible.
3590
7af0c620
ILT		 35912010-08-03 Ian Lance Taylor <iant@google.com>
3592
3593 * version.cc (version_string): Bump to 1.10.
3594
22f0da72
ILT		 35952010-08-03 Ian Lance Taylor <iant@google.com>
3596
3597 PR 11805
3598 * layout.h (enum Output_section_order): Define.
3599 (class Layout): Update declarations.
3600 * layout.cc (Layout::get_output_section): Add order parameter.
3601 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3602 is_first_non_relro parameters. Change all callers.
3603 (Layout::choose_output_section): Likewise.
3604 (Layout::add_output_section_data): Likewise.
3605 (Layout::make_output_section): Likewise. Set order.
3606 (Layout::default_section_order): New function.
3607 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3608 * output.cc (Output_section::Output_section): Initialize order_.
3609 Don't initialize deleted fields.
3610 (Output_segment::Output_segment): Don't initialize deleted
3611 fields.
3612 (Output_segment::add_output_section_to_load): New function
3613 replacing add_output_section. Change all callers to call this or
3614 add_output_section_to_nonload.
3615 (Output_segment::add_output_section_to_nonload): New function.
3616 (Output_segment::remove_output_section): Rewrite.
3617 (Output_segment::add_initial_output_data): Likewise.
3618 (Output_segment::has_any_data_sections): Likewise.
3619 (Output_segment::is_first_section_relro): Likewise.
3620 (Output_segment::maximum_alignment): Likewise.
3621 (Output_segment::has_dynamic_reloc): New function replacing
3622 dynamic_reloc_count. Change all callers.
3623 (Output_segment::has_dynamic_reloc_list): New function replacing
3624 dynamic_reloc_count_list. Change all callers.
3625 (Output_segment::set_section_addresses): Rewrite.
3626 (Output_segment::set_offset): Rewrite.
3627 (Output_segment::find_first_and_last_list): Remove.
3628 (Output_segment::set_tls_offsets): Rewrite.
3629 (Output_segment::first_section_load_address): Likewise.
3630 (Output_segment::output_section_count): Likewise.
3631 (Output_segment::section_with_lowest_load_address): Likewise.
3632 (Output_segment::write_section_headers): Likewise.
3633 (Output_segment::print_sections_to_map): Likewise.
3634 * output.h (class Output_data): Remove dynamic_reloc_count_
3635 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3636 (Output_data::add_dynamic_reloc): Rewrite.
3637 (Output_data::has_dynamic_reloc): New function.
3638 (Output_data::dynamic_reloc_count): Remove.
3639 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3640 is_last_relro_, is_first_non_relro_, is_interp_,
3641 is_dynamic_linker_section_ fields. Add order and set_order
3642 functions. Remove is_relro_local, set_is_relro_local,
3643 is_last_relro, set_is_last_relro, is_first_non_relro,
3644 set_is_first_non_relro functions, is_interp, set_is_interp,
3645 is_dynamic_linker_section, and set_is_dynamic_linker_section
3646 functions.
3647 (class Output_segment): Change Output_data_list from std::list to
3648 std:;vector. Add output_lists_ field. Remove output_data_ and
3649 output_bss_ fields. Update declarations.
3650
3ff2ccb0
ILT		 36512010-08-02 Ian Lance Taylor <iant@google.com>
3652
3653 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3654 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3655 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3656
88a4108b
ILT		 36572010-08-02 Ian Lance Taylor <iant@google.com>
3658
3659 PR 11855
3660 * script.cc (Script_options::Script_options): Initialize
3661 symbol_definitions_ and symbol_references_.
3662 (Script_options::add_symbol_assignment): Update
3663 symbol_definitions_ and symbol_references_.
3664 (Script_options::add_symbol_reference): New function.
3665 (script_symbol): New function.
3666 * script.h (class Script_options): Add symbol_definitions_ and
3667 symbol_references_ fields.
3668 (Script_options::referenced_const_iterator): New type.
3669 (Script_options::referenced_begin): New function.
3670 (Script_options::referenced_end): New function.
3671 (Script_options::is_referenced): New function.
3672 (Script_options::any_unreferenced): New function.
3673 * script-c.h (script_symbol): Declare.
3674 * yyscript.y (exp): Call script_symbol.
3675 * symtab.cc: Include "script.h".
3676 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3677 Change all callers. Check symbols referenced by scripts.
3678 (Symbol_table::add_undefined_symbols_from_command_line): Add
3679 layout parameter. Change all callers.
3680 (Symbol_table::do_add_undefined_symbols_from_command_line):
3681 Likewise. Break out loop body. Check symbols referenced by
3682 scripts.
3683 (Symbol_table::add_undefined_symbol_from_command_line): New
3684 function broken out of
3685 do_add_undefined_symbols_from_command_line.
3686 * symtab.h (class Symbol_table): Update declarations.
3687 * archive.cc: Include "layout.h".
3688 (Archive::should_include_member): Add layout parameter. Change
3689 all callers. Check for symbol mentioned in expression.
3690 * archive.h (class Archive): Update declaration.
3691 * object.cc (Sized_relobj::do_should_include_member): Add layout
3692 parameter.
3693 * object.h (Object::should_include_member): Add layout parameter.
3694 Change all callers.
3695 (Object::do_should_include_member): Add layout parameter.
3696 (class Sized_relobj): Update declaration.
3697 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3698 parameter.
3699 * dynobj.h (class Sized_dynobj): Update declaration.
3700 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3701 layout parameter.
3702 * plugin.h (class Sized_pluginobj): Update declaration.
3703
5f1ab67a
ILT		 37042010-08-02 Ian Lance Taylor <iant@google.com>
3705
3706 PR 11866
3707 * output.cc (Output_segment::set_offset): Search for the first and
3708 last sections rather than assuming that the list is in order.
3709 (Output_segment::find_first_and_last_list): New function.
3710 * output.h (class Output_segment): Update declarations.
3711 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3712 (relro_strip_test_SOURCES): New variable.
3713 (relro_strip_test_DEPENDENCIES): New variable.
3714 (relro_strip_test_LDFLAGS): New variable.
3715 (relro_strip_test_LDADD): New variable.
3716 (relro_strip_test.so): New target.
3717
a8df5856
ILT		 37182010-08-02 Ian Lance Taylor <iant@google.com>
3719
3720 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3721 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3722 (Target_i386::got_tlsdesc_section): New function.
3723 (Target_i386::got_section): Create space for GOT entries for
3724 TLSDESC relocations.
3725 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3726 R_386_TLS_GOTDESC.
3727 (Target_i386::Scan::global): Likewise.
3728 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3729 using TLSDESC GOT.
3730 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3731 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3732 (Target_x86_64::got_tlsdesc_section): New function.
3733 (Target_x86_64::got_section): Create space for GOT entries for
3734 TLSDESC relocations.
3735 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3736 R_386_TLS_GOTDESC.
3737 (Target_x86_64::Scan::global): Likewise.
3738 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3739 using TLSDESC GOT.
3740
0c10a0a6
ILT		 37412010-08-02 Ian Lance Taylor <iant@google.com>
3742
3743 * testsuite/final_layout.sh: Use dc to convert from hex to
3744 decimal.
3745
41cbeecc
ST		 37462010-07-29 Sriraman Tallam <tmsriram@google.com>
3747
3748 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3749 paramter to the call to gold::gc_process_relocs.
3750 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3751 paramter to the call to gold::gc_process_relocs.
3752 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3753 parameter to the call to gold::gc_process_relocs.
3754 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3755 template parameter to the call to gold::gc_process_relocs.
3756 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3757 paramter to the call to gold::gc_process_relocs.
3758 * gc.h (get_embedded_addend_size): New function.
3759 (gc_process_relocs): Save the size of the reloc for use by ICF.
3760 * icf.cc (get_section_contents): Get the addend from the text section
3761 for SHT_REL relocation sections.
3762 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3763 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3764 * int_encoding.h (read_from_pointer): New overloaded function.
3765 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3766 * testsuite/icf_sht_rel_addend_test.sh: New file.
3767 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3768 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3769
6ea55b82
RW		 37702010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3771
3772 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3773 * Makefile.in: Regenerate.
3774 * testsuite/Makefile.in: Regenerate.
3775
9691462b
ILT		 37762010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3777
3778 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3779 * gold/testsuite/debug_msg.cc: Likewise.
3780 * gold/testsuite/odr_violation1.cc
3781 * gold/testsuite/odr_violation2.cc
3782
76897331
CC		 37832010-07-21 Cary Coutant <ccoutant@google.com>
3784
3785 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3786 string, and length fields.
3787 (Output_merge_string::Merged_strings_list): New type.
3788 (Output_merge_string::Merged_strings_lists): New typedef.
3789 (Output_merge_string): Replace merged_strings_ with
3790 merged_strings_lists_.
3791 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3792 Merged_strings_list per input object and section. Don't store pointer
3793 to the string. Don't store length with each merged string entry.
3794 (Output_merge_string::finalize_merged_data): Loop over list of merged
3795 strings lists. Recompute length of each merged string.
3796
78384e8f
CC		 37972010-07-15 Cary Coutant <ccoutant@google.com>
3798
3799 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3800 here.
3801
783659f9
ILT		 38022010-07-14 Ian Lance Taylor <iant@google.com>
3803
3804 * descriptors.cc (Descriptors::open): Report correct name in error
3805 message.
3806
131687b4
DK		 38072010-07-13 Doug Kwan <dougkwan@google.com>
3808
3809 * arm.cc (Arm_input_section::Arm_input_section): For a
3810 SHT_ARM_EXIDX section, always keeps the input sections.
3811 (Arm_input_section::set_exidx_section_link): New method.
3812 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3813 has_errors_ to false.
3814 (Arm_exidx_input_section::has_errors,
3815 Arm_exidx_input_section::set_has_errors): New methods.
3816 (Arm_exidx_input_section::has_errors_): New data member.
3817 (Arm_relobj::get_exidx_shndx_list): New method.
3818 (Arm_output_section::append_text_sections_to_list): Do not skip
3819 section without SHF_EXECINSTR.
3820 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3821 errors.
3822 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3823 section header. Make error messages more verbose. Check for
3824 a non-executable section linked to an EXIDX section.
3825 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3826 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3827 check that there is no deferred EXIDX section if we exit early.
3828 Instead of not making an EXIDX section in case of an error, make one
3829 and set the has_errors flag of it.
3830 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3831 in a relocatable link.
3832 (Target_arm::do_relax): Look for the EXIDX output section instead of
3833 assuming that it is called .ARM.exidx.
3834 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3835 section list. Do not check for SHF_EXECINSTR section flags but
3836 skip any input section with errors.
3837 * output.cc (Output_section::Output_section): Initialize
3838 always_keeps_input_sections_ to false.
3839 (Output_section::add_input_section): Check for
3840 always_keeps_input_sections_.
3841 * output.h (Output_section::always_keeps_input_sections,
3842 Output_section::set_always_keeps_input_sections): New methods.
3843 (Output_section::always_keeps_input_sections): New data member.
3844
69517287
RÁE		 38452010-07-13 Rafael Espindola <espindola@google.com>
3846
3847 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3848 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3849
82742395
ILT		 38502010-07-13 Philip Herron <herron.philip@googlemail.com>
3851 Ian Lance Taylor <iant@google.com>
3852
3853 * output.h (Output_section_lookup_maps::add_merge_section):
3854 Correct check of whether value was inserted.
3855 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3856 (Output_section_lookup_maps::add_relaxed_input_section):
3857 Likewise.
3858 * arm.cc (Target_arm::got_section): Remove used local os.
3859 * i386.cc (Target_i386::got_section): Likewise.
3860 * x86_64.cc (Target_x86_64::got_section): Likewise.
3861 * sparc.cc (Target_sparc::got_section): Likewise.
3862 (Target_sparc::relocate): Remove unused local have_got_offset.
3863 * powerpc.cc (Target_powerpc::relocate): Likewise.
3864
f2d707b5
ILT		 38652010-07-13 Ian Lance Taylor <iant@google.com>
3866
241531d6
ILT		 3867 * compressed_output.cc (zlib_decompress): Fix signature in
3868 !HAVE_ZLIB_H case.
3869
f2d707b5
ILT		 3870 * archive.cc (Archive::include_member): Unlock an external member
3871 of a thin archive. Don't bother to delete an object we know is
3872 NULL.
3873
a2e47362
CC		 38742010-07-12 Cary Coutant <ccoutant@google.com>
3875
3876 * compressed_output.cc (zlib_decompress): New function.
3877 (get_uncompressed_size): New function.
3878 (decompress_input_section): New function.
3879 * compressed_output.h (get_uncompressed_size): New function.
3880 (decompress_input_section): New function.
3881 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3882 Handle compressed debug sections.
3883 * layout.cc (is_compressed_debug_section): New function.
3884 (Layout::output_section_name): Map compressed section names to
3885 canonical names.
3886 * layout.h (is_compressed_debug_section): New function.
3887 (is_debug_info_section): Recognize compressed debug sections.
3888 * merge.cc: Include compressed_output.h.
3889 (Output_merge_data::do_add_input_section): Handle compressed
3890 debug sections.
3891 (Output_merge_string::do_add_input_section): Handle compressed
3892 debug sections.
3893 * object.cc: Include compressed_output.h.
3894 (Sized_relobj::Sized_relobj): Initialize new data members.
3895 (build_compressed_section_map): New function.
3896 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3897 * object.h (Object::section_is_compressed): New method.
3898 (Object::do_section_is_compressed): New method.
3899 (Sized_relobj::Compressed_section_map): New type.
3900 (Sized_relobj::do_section_is_compressed): New method.
3901 (Sized_relobj::compressed_sections_): New data member.
3902 * output.cc (Output_section::add_input_section): Handle compressed
3903 debug sections.
3904 * reloc.cc: Include compressed_output.h.
3905 (Sized_relobj::write_sections): Handle compressed debug sections.
3906
ce279a62
CC		 39072010-07-08 Cary Coutant <ccoutant@google.com>
3908
3909 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3910 weak when resolving to a dynamic def.
3911 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3912 for weak undef/dynamic def cases. Adjust callers.
3913 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3914 undef_binding_weak_.
3915 (Symbol_table::sized_write_globals): Adjust symbol binding.
3916 (Symbol_table::sized_write_symbol): Add binding parameter.
3917 * symtab.h (Symbol::set_undef_binding): New method.
3918 (Symbol::is_undef_binding_weak): New method.
3919 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3920 (Symbol_table::should_override): Add new parameter.
3921 (Symbol_table::sized_write_symbol): Add new parameter.
3922
3923 * testsuite/weak_undef_file1.cc: Add new test case.
3924 * testsuite/weak_undef_file2.cc: Fix header comment.
3925 * testsuite/weak_undef_test.cc: Add new test case.
3926
b2286c10
DK		 39272010-06-29 Doug Kwan <dougkwan@google.com>
3928
3929 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3930 Initialize USE_SYMBOL_.
3931 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3932 definition.
3933 (Arm_reloc_property::uses_symbol_): New data member declaration.
3934 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3935 uses symbol value and symbol is undefined but not weakly undefined.
3936
4802450a
RÁE		 39372010-06-28 Rafael Espindola <espindola@google.com>
3938
3939 * plugin.cc (Plugin::load): Use dlerror.
3940
e5ca47ba
ILT		 39412010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3942
3943 * symtab.cc (detect_odr_violations): When reporting an ODR
3944 violation, report an object where the symbol is defined.
3945
8a75a161
DK		 39462010-06-25 Doug Kwan <dougkwan@google.com>
3947
3948 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3949 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3950 definition.
3951 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3952 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3953 target hook to detect function points.
3954 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3955 * icf.h (Icf::check_section_for_function_pointers): Change type of
3956 parameter SECTION_NAME to const reference to std::string. Use
3957 target hook to determine if section may have unsafe pointers.
3958 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3959 method definition.
3960
42218b9f
RÁE		 39612010-06-21 Rafael Espindola <espindola@google.com>
3962
3963 * fileread.cc (Input_file::find_fie): New
3964 (Input_file::open): Use Input_file::find_fie.
3965 * fileread.h (Input_file::find_fie): New
3966 * plugin.cc (set_extra_library_path): New.
3967 (Plugin::load): Add set_extra_library_path to the transfer vector.
3968 (Plugin_manager::set_extra_library_path): New.
3969 (Plugin_manager::add_input_file): Use the extra search path if set.
3970 (set_extra_library_path(): New.
3971 * plugin.h (Plugin_manager): Add set_extra_library_path and
3972 extra_search_path_.
3973
a0506cca
CC		 39742010-06-19 Cary Coutant <ccoutant@google.com>
3975
3976 * layout.cc (gdb_sections): Add .debug_types.
3977 (lines_only_debug_sections): Likewise.
3978
6508b958
RÁE		 39792010-06-18 Rafael Espindola <espindola@google.com>
3980
3981 * plugin.cc (add_input_file,add_input_library)
3982 (Plugin_manager::add_input_file): Make filename arguments const.
3983 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3984 const.
3985
3e235302
DK		 39862010-06-16 Doug Kwan <dougkwan@google.com>
3987
3988 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3989 .ARM.attributes section if we have not merged any input
3990 attributes sections.
3991
106e8a6c
DK		 39922010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3993
3994 * arm.cc: Allow combining objects with no EABI version
3995 information.
3996
91ff43fe
RÁE		 39972010-06-15 Rafael Espindola <espindola@google.com>
3998
3999 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4000
68ed838c
ILT		 40012010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4002
4003 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4004 (struct iovec): Correct !HAVE_READV definition.
4005
f3a2388f
CC		 40062010-06-10 Cary Coutant <ccoutant@google.com>
4007
4008 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4009 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4010 reloc sections.
4011 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4012
4013 PR 11683
4014 * symtab.h (Symbol::is_placeholder): New member function.
4015 * target-reloc.h (relocate_section): Check for placeholder symbols.
4016
4017 * testsuite/Makefile.am (plugin_test_8): New test.
4018 (plugin_test_9): New test.
4019 * testsuite/Makefile.in: Regenerate.
4020
e1df38aa
NC		 40212010-06-09 Nick Clifton <nickc@redhat.com>
4022
4023 * yyscript.y (input_list_element): Allow strings prefixed with
4024 the '-' character. Treat these as libraries.
4025 * script.cc (script_add_library): New function. Adds a library
4026 specified by "-l<name>" found in an input script.
4027 * script-c.h: Add prototype for script_add_library.
4028
25bbe950
DK		 40292010-06-07 Doug Kwan <dougkwan@google.com>
4030
4031 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4032 Restrict stub-group size to be within long conditional branch
4033 range when working around cortex-A8 erratum.
4034
0f32ea4c
ILT		 40352010-06-07 Damien Diederen <dd@crosstwine.com>
4036
4037 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4038 #ifdef typo.
4039
8fe2a369
ST		 40402010-06-03 Sriraman Tallam <tmsriram@google.com>
4041
4042 PR gold/11658
4043 * output.cc
4044 (Output_section::Input_section_sort_entry::compare_section_ordering):
4045 Change to return non-zero correctly.
4046 (Output_section::Input_section_sort_section_order_index_compare
4047 ::operator()): Change to fix ambiguity in comparisons.
4048
6e9ba2ca
ST		 40492010-06-01 Sriraman Tallam <tmsriram@google.com>
4050
4051 * gold.h (is_wildcard_string): New function.
4052 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4053 (Layout::layout_eh_frame): Ditto.
4054 (Layout::find_section_order_index): New method.
4055 (Layout::read_layout_from_file): New method.
4056 * layout.h (Layout::find_section_order_index): New method.
4057 (Layout::read_layout_from_file): New method.
4058 (Layout::input_section_position_): New private member.
4059 (Layout::input_section_glob_): New private member.
4060 * main.cc (main): Call read_layout_from_file here.
4061 * options.h (--section-ordering-file): New option.
4062 * output.cc (Output_section::input_section_order_specified_): New
4063 member.
4064 (Output_section::Output_section): Initialize new member.
4065 (Output_section::add_input_section): Add new parameter.
4066 Keep input sections when --section-ordering-file is used.
4067 (Output_section::set_final_data_size): Sort input sections when
4068 section ordering file is specified.
4069 (Output_section::Input_section_sort_entry): Add new parameter.
4070 Check sorting type.
4071 (Output_section::Input_section_sort_entry::compare_section_ordering):
4072 New method.
4073 (Output_section::Input_section_sort_compare::operator()): Change to
4074 consider section_order_index.
4075 (Output_section::Input_section_sort_init_fini_compare::operator()):
4076 Change to consider section_order_index.
4077 (Output_section::Input_section_sort_section_order_index_compare
4078 ::operator()): New method.
4079 (Output_section::sort_attached_input_sections): Change to sort
4080 according to section order when specified.
e1df38aa
NC		 4081 (Output_section::add_input_section<32, true>): Add new parameter.
4082 (Output_section::add_input_section<64, true>): Add new parameter.
4083 (Output_section::add_input_section<32, false>): Add new parameter.
4084 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4085 * output.h (Output_section::add_input_section): Add new parameter.
4086 (Output_section::input_section_order_specified): New
4087 method.
4088 (Output_section::set_input_section_order_specified): New method.
4089 (Input_section::Input_section): Initialize section_order_index_.
4090 (Input_section::section_order_index): New method.
4091 (Input_section::set_section_order_index): New method.
4092 (Input_section::section_order_index_): New member.
4093 (Input_section::Input_section_sort_section_order_index_compare): New
4094 struct.
4095 (Output_section::input_section_order_specified_): New member.
4096 * script-sections.cc (is_wildcard_string): Delete and move modified
4097 method to gold.h.
4098 (Output_section_element_input::Output_section_element_input): Modify
4099 call to is_wildcard_string.
4100 (Output_section_element_input::Input_section_pattern
4101 ::Input_section_pattern): Ditto.
4102 (Output_section_element_input::Output_section_element_input): Ditto.
4103 * testsuite/Makefile.am (final_layout): New test case.
4104 * testsuite/Makefile.in: Regenerate.
4105 * testsuite/final_layout.cc: New file.
4106 * testsuite/final_layout.sh: New file.
4107
3537c84b
RÁE		 41082010-06-01 Rafael Espindola <espindola@google.com>
4109
4110 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4111
105b6afd
RÁE		 41122010-06-01 Rafael Espindola <espindola@google.com>
4113
4114 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4115 visibility of symbols.
4116
29e11421
DK		 41172010-05-27 Doug Kwan <dougkwan@google.com>
4118
4119 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4120 from start of output section instead of address for a local symbol
4121 in a merged or relaxed section when doing a relocatable link.
4122
5e0f337e
RÁE		 41232010-05-26 Rafael Espindola <espindola@google.com>
4124
4125 PR 11604
4126 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4127 adding sections the garbage collector removed.
4128 * gold/testsuite/Makefile.am: Add test.
4129 * gold/testsuite/Makefile.in: Regenerate.
4130 * gold/testsuite/plugin_test_7.sh: New.
4131 * gold/testsuite/plugin_test_7_1.c: New.
4132 * gold/testsuite/plugin_test_7_2.c: New.
4133
f4187277
RÁE		 41342010-05-26 Rafael Espindola <espindola@google.com>
4135
4136 * script-sections.cc (Output_section_definition::set_section_addresses):
4137 Check for --section-start.
4138
5c388529
DK		 41392010-05-26 Doug Kwan <dougkwan@google.com>
4140
4141 * arm.cc (Arm_scan_relocatable_relocs): New class.
4142 (Target_arm::relocate_special_relocatable): New method.
4143 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4144 (Arm_relocate_functions::thumb_branch_common): Same.
4145 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4146 instead of Default_scan_relocatable_relocs.
4147 * target-reloc.h (relocate_for_relocatable): Let target handle
4148 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4149 * target.h (Sized_target::relocate_special_relocatable): New method.
4150
bca1c3ae
ILT		 41512010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4152
4153 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4154
0439c796
DK		 41552010-05-23 Doug Kwan <dougkwan@google.com>
4156
4157 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4158 instead of a cast.
4159 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4160 with a direct branch, not a conditional branch, to a stub.
4161 * merge.cc (Output_merge_base::record_input_section): New method
4162 defintion.
4163 (Output_merge_data::do_add_input_section): Record input section if
4164 keeps-input-sections flag is set.
4165 (Output_merge_string::do_add_input_section): Ditto.
4166 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4167 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4168 INPUT_SECTIONS_.
4169 (Output_merge_base::keeps_input_sections,
4170 Output_merge_base::set_keeps_input_sections,
4171 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4172 method definitions.
4173 (Output_merge_base::Input_sections): New type declaration.
4174 (Output_merge_base::input_sections_begin,
4175 Output_merge_base::input_sections_end,
4176 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4177 (Output_merge_base::bool keeps_input_sections_,
4178 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4179 Output_merge_base::input_sections_): New data members.
4180 (Output_merge_data::do_set_keeps_input_sections): New method
4181 defintion.
4182 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4183 * output.cc (Output_section::Input_section::relobj): Move method
4184 defintion from class declaration to here and handle merge sections.
4185 (Output_section::Input_section::shndx): Ditto.
4186 (Output_section::Output_section): Remove initializations of removed
4187 data members and initialize new data member LOOKUP_MAPS_.
4188 (Output_section::add_input_section): Set keeps-input-sections flag
4189 for a newly created merge output section as appropriate. Adjust code
4190 to use Output_section_lookup_maps class.
4191 (Output_section::add_relaxed_input_section): Adjst code for lookup
4192 maps code refactoring.
4193 (Output_section::add_merge_input_section): Add a new parameter
4194 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4195 class. If adding input section to a newly created merge output
4196 section fails, remove the new merge section.
4197 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4198 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4199 (Output_section::find_merge_section): Ditto.
4200 (Output_section::build_lookup_maps): New method defintion.
4201 (Output_section::find_relaxed_input_section): Adjust code to use
4202 Output_section_lookup_maps class.
4203 (Output_section::get_input_sections): Export merge sections. Adjust
4204 code to use Output_section_lookup_maps class.
4205 (Output_section:::add_script_input_section): Adjust code to use
4206 Output_section_lookup_maps class. Update lookup maps for merge
4207 sections also.
4208 (Output_section::discard_states): Use Output_section_lookup_maps.
4209 (Output_section::restore_states): Same.
4210 * output.h (Merge_section_properties): Move class defintion out of
4211 Output_section.
4212 (Output_section_lookup_maps): New class.
4213 (Output_section::Input_section::is_merge_section): New method
4214 defintion.
4215 (Output_section::Input_section::relobj): Move defintion out of class
4216 defintion. Declare method only.
4217 (Output_section::Input_section::shndx): Ditto.
4218 (Output_section::Input_section::output_merge_base): New method defintion.
4219 (Output_section::Input_section::u2_.pomb): New union field.
4220 (Output_section::Merge_section_by_properties_map,
4221 Output_section::Output_section_data_by_input_section_map,
4222 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4223 Remove types.
4224 (Output_section::add_merge_input_section): Add new parameter
4225 KEEPS_INPUT_SECTIONS.
4226 (Output_section::build_lookup_maps): New method declaration.
4227 (Output_section::merge_section_map_,
4228 Output_section::merge_section_by_properties_map_,
4229 Output_section::relaxed_input_section_map_,
4230 Output_section::is_relaxed_input_section_map_valid_): Remove data
4231 members.
4232 (Output_section::lookup_maps_): New data member.
4233
76295588
L		 42342010-05-21 Doug Kwan <dougkwan@google.com>
4235
4236 PR gold/11619
4237 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4238 avoid a compilation error.
4239
d103a984
RÁE		 42402010-05-19 Rafael Espindola <espindola@google.com>
4241
4242 * script-sections.cc (Output_section_definition::allocate_to_segment):
4243 Update the phdrs_list even when the output section is NULL.
4244 * testsuite/Makefile.am: Add test.
4245 * testsuite/Makefile.in: Regenerate.
4246 * testsuite/script_test_9.cc: New.
4247 * testsuite/script_test_9.sh: New.
4248 * testsuite/script_test_9.t: New.
4249
6625d24e
DK		 42502010-05-19 Doug Kwan <dougkwan@google.com>
4251
4252 * arm.cc (Arm_input_section::original_size): New method.
4253 (Arm_input_section::do_addralign): Add a cast.
4254 (Arm_input_section::do_output_offset): Remove static cast.
4255 (Arm_input_section::original_addralign,
4256 Arm_input_section::original_size_): Change type to uint32_t.
4257 (Arm_input_section::init): Add safe casts for section alignment
4258 and size.
4259 (Arm_input_section::set_final_data_size): Do not set address and
4260 offset of stub table.
4261 (Arm_output_section::fix_exidx_coverage): Change use of of
4262 Output_section::Simple_input_section to that of
4263 Output_section::Input_section.
4264 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4265 except for the first pass.
4266 * output.cc (Output_section::get_input_sections): Change type of
4267 input_sections to std::list<Input_section>.
4268 (Output_section::add_script_input_section): Rename from
4269 Output_section::add_simple_input_section. Change type of SIS
4270 parameter from Simple_input_section to Input_section.
4271 * output.h (Output_section::Simple_input_section): Remove class.
4272 (Output_section::Input_section): Change class visibility to public.
4273 (Output_section::Input_section::addralign): Use stored alignments
4274 for special input sections if set.
4275 (Output_section::Input_section::set_addralign): New method.
4276 (Output_section::get_input_sections): Change parameter type from
4277 list of Simple_input_section to list of Input_section.
4278 (Output_section::add_script_input_section): Rename from
4279 Output_section::add_simple_input_section. Change first parameter's
4280 type from Simple_input_section to Input_section and remove the
4281 second and third parameters.
4282 * script-sections.cc (Input_section::Input_section_list): Change
4283 type to list of Output_section::Input_section/
4284 (Input_section_info::Input_section_info): Change parameter type of
4285 INPUT_SECTION to Output_section::Input_section.
4286 (Input_section_info::input_section): Change return type.
4287 (Input_section_info::input_section_): Change type to
4288 Output_section::Input_section.
4289 (Output_section_element_input::set_section_addresses): Adjust code
4290 to use Output_section::Input_section instead of
4291 Output_section::Simple_input_section. Adjust code for renaming
4292 of Output_section::add_simple_input_section.
4293 (Orphan_output_section::set_section_addresses): Ditto.
4294
e1e82ea4
RW		 42952010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4296
4297 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4298 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4299
91e75c8a
RÁE		 43002010-05-18 Rafael Espindola <espindola@google.com>
4301
4302 * options.cc (General_options::finalize): Handle -nostdlib.
4303 * options.h (nostdlib): New option.
4304 * script.cc (script_add_search_dir): Handle -nostdlib.
4305
da59ad79
DK		 43062010-05-12 Doug Kwan <dougkwan@google.com>
4307
4308 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4309 attributes section only if there no attributes section after merging.
4310 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4311 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4312 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4313 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4314 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4315 and arm_attr_merge_7.stdout.
4316 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4317 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4318 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4319 arm_attr_merge_7b.o): New rules.
4320 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4321 arm_attr_merge_7
4322 * testsuite/Makefile.in: Regenerate.
4323 * testsuite/arm_attr_merge.sh: New file.
4324 * testsuite/arm_attr_merge_[67][ab].s: Same.
4325
3e01a7fd
NC		 43262010-05-05 Nick Clifton <nickc@redhat.com>
4327
4328 * po/es.po: Updated Spanish translation.
4329
7ad2014a
L		 43302010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4331
4332 * Makefile.am (install-exec-local): Properly install gold as
4333 default cross linker.
4334 * Makefile.in: Regenerated.
4335
4fda8867
NC		 43362010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4337 Nick Clifton <nickc@redhat.com>
4338
4339 * configure.ac (install_as_default): Define and set to false
4340 unless --enable-gold or --enable-gold=both/gold has been
4341 specified.
4342 * configure: Regenerate.
4343
4344 * Makefile.am (install-exec-local): Install the executable as
4345 'ld.gold'. If install_as_default is true then also install it as
4346 'ld'.
4347 * Makefile.in: Regenerated.
4348
bd288ea2
ILT		 43492010-04-24 Ian Lance Taylor <iant@google.com>
4350
4351 * layout.cc (Layout::layout_reloc): In relocatable link don't
4352 combine reloc sections for grouped sections.
4353
ef38fd8a
ST		 43542010-04-23 Sriraman Tallam <tmsriram@google.com>
4355
4356 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4357 sections that are not ordinary to icf.
4358 * icf.cc (get_section_contents): Handle relocation pointing to section
4359 with no object or shndx information.
4360 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4361 * testsuite/Makefile.in: Regenerate.
4362 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4363 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4364
f6973bdc
ILT		 43652010-04-22 Ian Lance Taylor <iant@google.com>
4366
4367 * expression.cc (Expression::Expression_eval_info): Add
4368 result_alignment_pointer field.
4369 (Expression::eval_with_dot): Add result_alignment_pointer
4370 parameter. Change all callers.
4371 (Expression::eval_maybe_dot): Likewise.
4372 (class Binary_expression): Add alignment_pointer parameter to
4373 left_value and right_value. Change all callers.
4374 (BINARY_EXPRESSION): Set result alignment.
4375 (class Trinary_expression): Add alignment_pointer parameter to
4376 arg2_value and arg3_value. Change all callers.
4377 (Trinary_cond::value): Set result alignment.
4378 (Max_expression::value, Min_expression::value): Likewise.
4379 (Align_expression::value): Likewise.
4380 * script-sections.cc (class Sections_element): Add dot_alignment
4381 parameter to set_section_addresses virtual function. Update
4382 instantiations.
4383 (class Output_section_element): Likewise.
4384 (Script_sections::create_segments): Add dot_alignment parameter.
4385 Change all callers.
4386 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4387 (Script_sections::set_phdrs_clause_addresses): Likewise.
4388 * script-sections.h: Update declarations.
4389 * script.h: Update declarations.
4390 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4391 min_p_align.
4392 * testsuite/script_test_3.t: Set large alignment.
4393 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4394 segment has expected alignment.
4395
9c9c98a5
NC		 43962010-04-22 Nick Clifton <nickc@redhat.com>
4397
4398 * po/gold.pot: Updated by the Translation project.
4399 * po/vi.po: Updated Vietnamese translation.
4400
2253bfba
L		 44012010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4402
4403 * testsuite/Makefile.am (check_PROGRAMS): Add
4404 icf_virtual_function_folding_test.
4405 * testsuite/Makefile.in: Regenerated.
4406
85fdf906
AH		 44072010-04-15 Andrew Haley <aph@redhat.com>
4408
4409 * options.h (merge_exidx_entries): New option.
4410 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4411 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4412 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4413 (Target_arm::merge_exidx_entries): New function.
4414 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4415 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4416 to Arm_exidx_fixup constructor.
4417 Add new arg, merge_exidx_entries.
4418 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4419 Arm_output_section::fix_exidx_coverage.
4420
ce97fa81
ST		 44212010-04-18 Sriraman Tallam <tmsriram@google.com>
4422
4423 * icf.cc (get_section_contents): Check for preemptible functions.
4424 Ignore addend when appropriate.
4425 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4426 section folded.
4427 (add_from_relobj): Check for section folded.
4428 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4429 * symtab.h (should_add_dynsym_entry): Add new parameter.
4430 * target-reloc.h (scan_relocs): Check for section folded.
4431 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4432 Check reloc types for function pointers in shared objects.
4433 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4434 case.
4435 (icf_preemptible_functions_test): New test case.
4436 (icf_string_merge_test): New test case.
4437 * testsuite.Makefile.in: Regenerate.
4438 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4439 bar_glob. Refactor code.
4440 * testsuite/icf_preemptible_functions_test.cc: New file.
4441 * testsuite/icf_preemptible_functions_test.sh: New file.
4442 * testsuite/icf_string_merge_test.cc: New file.
4443 * testsuite/icf_string_merge_test.sh: New file.
4444 * testsuite/icf_virtual_function_folding_test.cc: New file.
4445 * testsuite/icf_virtual_function_folding_test.sh: New file.
4446
04ceb17c
DK		 44472010-04-14 Doug Kwan <dougkwan@google.com>
4448
4449 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4450 for local symbol recounting if we remove a section due to ICF.
4451 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4452 there are no regular objects in input.
4453
153e7da4
DK		 44542010-04-13 Doug Kwan <dougkwan@google.com>
4455
4456 * arm.cc (Arm_input_section::set_final_data_size): Compute
4457 accurate final data size instead of using current data size.
4458
4dbd9faf
DK		 44592010-04-09 Doug Kwan <dougkwan@google.com>
4460
4461 * layout.cc (Layout::choose_output_section): Handle script section
4462 types.
4463 (Layout::make_output_section_for_script): Add section type parameter.
4464 Handle script section types.
4465 * layout.h (Layout::make_output_section_for_script): Add section
4466 type parameter.
4467 * output.cc (Output_section::Output_section): Initialize data member
4468 is_noload_.
4469 (Output_section::do_reset_address_and_file_offset): Do not set address
4470 to 0 if section is a NOLOAD section.
4471 * output.h (Output_section::is_noload): New method.
4472 (Output_section::set_is_noload): Ditto.
4473 (Output_section::is_noload_): New data member.
4474 * script-c.h (Script_section_type): New enum type.
4475 (struct Parser_output_section_header): Add new file section_type.
4476 * script-sections.cc (Sections_element::output_section_name): Add
4477 parameter for returning script section type.
4478 (Output_section_definition::output_section_name): Ditto.
4479 (Output_section_definition::section_type)P; New method.
4480 (Output_section_definiton::script_section_type_name): Ditto.
4481 (Output_section_definition::script_section_type_): New data member.
4482 (Output_section_definition::Output_section_definition): Initialize
4483 data member Output_section_definition::script_section_type_.
4484 (Output_section_definition::create_sections): Pass script section type
4485 to Layout::make_output_section_for_script.
4486 (Output_section_definition::output_section_name): Return script
4487 section type to caller.
4488 (Output_section_definition::set_section_address): Do not advance
4489 dot value and load address if section type is NOLOAD. Set address
4490 of NOLOAD sections regardless of section flags.
4491 (Output_section_definition::print): Print section type if it is
4492 not SCRIPT_SECTION_TYPE_NONE.
4493 (Output_section_definition::section_type): New method.
4494 (Output_section_definition::script_section_type_name): Ditto.
4495 (Script_sections::output_section_name): Add new parameter
4496 PSECTION_TYPE for returning script section type. Pass it to
4497 section elements. Handle discard sections.
4498 (Sort_output_sections::operator()): Handle NOLOAD sections.
4499 * script-sections.h (Script_sections::Section_type): New enum type.
4500 (Script_sections::output_section_name): Add a new parameter for
4501 returning script section type.
4502 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4503 INFO and NOLOAD.
4504 * yyscript.y (union): Add new field SECTION_TYPE.
4505 (COPY, DSECT, INFO, NOLOAD): New tokens.
4506 (opt_address_and_section_type): Change type to output_section_header.
4507 (section_type): New non-terminal
4508 (section_header): Handle section type.
2253bfba 4509 (opt_address_and_section_type): Return section type value.
4dbd9faf 4510
721ea635
L		 45112010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4512
4513 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4514 * testsuite/plugin_common_test_2.c (foo): Likewise.
4515
6bf924b0
DK		 45162010-04-08 Doug Kwan <dougkwan@google.com>
4517
4518 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4519 Output_merge_data.
4520 * output.cc (Output_section::add_merge_input_section): Simplify
4521 code and return status of Output_merge_base::add_input_section.
e1df38aa 4522 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4523 returns true.
4524
24af6f92
DK		 45252010-04-07 Doug Kwan <dougkwan@google.com>
4526
4527 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4528 if section is marked as containing instructions but has no mapping
4529 symbols.
4530 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4531 correct section index.
4532 (Arm_relobj::find_linked_text_section): Ditto.
4533
00698fc5
CC		 45342010-04-07 Cary Coutant <ccoutant@google.com>
4535
4536 * archive.cc (include_member): Destroy Read_symbols_data object before
4537 releasing file.
4538 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4539 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4540 (Read_symbols_data::~Read_symbols_data) New destructor.
4541 (Section_relocs::Section_relocs) New constructor.
4542 (Section_relocs::~Section_relocs) New destructor.
4543 (Read_relocs_data::Read_relocs_data) New constructor.
4544 (Read_relocs_data::~Read_relocs_data) New destructor.
4545 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4546 pointers to NULL after deleting.
4547
7296d933
DK		 45482010-04-07 Doug Kwan <dougkwan@google.com>
4549
4550 * arm.cc: Replace "endianity" with "endianness" in comments.
4551 (Arm_exidx_cantunwind): Ditto.
4552 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4553 (Arm_relobj::merge_flags_and_attributes): New method.
4554 (Arm_relobj::merge_flags_and_attributes_): New data member.
4555 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4556 (Arm_relobj::scan_sections_for_stubs): Ditto.
4557 (Arm_relobj::do_read_symbols): Check to see if we really want to
4558 merge processor-specific flags and attributes. Exit early if
4559 an object is empty except for section names and the undefined symbol.
4560 (Target_arm::do_finalize_sections): Move check for ELF format to
4561 Arm_relobj::do_read_symbols. Merge processor specific flags and
4562 attributes from a regular object only when we have determined that
4563 it is aapropriate. Do not create an .ARM.attributes section in
4564 output if there is no regular input object.
4565 (Target_arm::merge_processor_specific_flags): Check
4566 --warn-mismatch before printing any error.
4567 (Target_arm::merge_object_attributes): Ditto.
4568 * gold.cc (queue_middle_tasks): Handle the case in which there is
4569 no regular object in input.
4570 * options.cc (General_options::parse_EB): New method.
4571 (General_options::parse_EL): Same.
4572 (General_options::General_options): Initialize endianness_.
4573 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4574 New options.
4575 (General_options::Endianness): New enum.
4576 (General_options::endianness): New method.
4577 (General_options::endianness_): New data member.
4578 * parameters.cc (Parameters::set_options): Check target endianness.
4579 (Parameters::set_target_once): Ditto.
4580 (Parameters::check_target_endianness): New method.
4581 (parameters_force_valid_target): If either -EL or -EB is specified,
4582 use it to define endianness of default target.
4583 * parameters.h (Parameters::check_target_endianness): New method
4584 declaration.
4585 * target.h (class Target): Change "endianity" to "endianness"
4586 in comments.
4587
efc8d4f2
RW		 45882010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4589
4590 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4591 * configure: Regenerate.
4592 * Makefile.in: Regenerate.
4593 * testsuite/Makefile.in: Regenerate.
4594
be234d88
CC		 45952010-04-06 Cary Coutant <ccoutant@google.com>
4596
4597 gcc PR lto/42757
4598 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4599 prevailing definitions of common symbols.
4600 * testsuite/plugin_test_6.sh: New test case.
4601 * testsuite/plugin_common_test_1.c: New test case.
4602 * testsuite/plugin_common_test_2.c: New test case.
4603 * testsuite/Makefile.am (plugin_test_6): New test case.
4604 * testsuite/Makefile.in: Regenerate.
4605
bd32c6bd
NC		 46062010-04-06 Nick Clifton <nickc@redhat.com>
4607
4608 * po/vi.po: New Vietnamese translation.
4609
323c532f
DK		 46102010-03-30 Doug Kwan <dougkwan@google.com>
4611
4612 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4613
4fcd97eb
DK		 46142010-03-25 Doug Kwan <dougkwan@google.com>
4615
4616 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4617 to avoid a conversion warning on a 32-bit host.
4618
4ebf39db
ILT		 46192010-03-24 Ian Lance Taylor <iant@google.com>
4620
4621 * testsuite/script_test_3.t: Add a TLS segment.
4622 * testsuite/Makefile.am (check_PROGRAMS): Add
4623 tls_phdrs_script_test.
4624 (tls_phdrs_script_test_SOURCES): Define.
4625 (tls_phdrs_script_test_DEPENDENCIES): Define.
4626 (tls_phdrs_script_test_LDFLAGS): Define.
4627 (tls_phdrs_script_test_LDADD): Define.
4628 * testsuite/Makefile.in: Rebuild.
4629
4a599bdd
CC		 46302010-03-23 Cary Coutant <ccoutant@google.com>
4631
4632 * fileread.cc (find_or_make_view): Fix comment.
4633
6c93b22c
ILT		 46342010-03-23 Ian Lance Taylor <iant@google.com>
4635
4636 * script-sections.cc (class Orphan_section_placement): Define
4637 PLACE_TLS and PLACE_TLS_BSS.
4638 (Orphan_section_placement::Orphan_section_placement): Initialize
4639 new places.
4640 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4641 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4642 (tls_script_test_SOURCES): Define.
4643 (tls_script_test_DEPENDENCIES): Define.
4644 (tls_script_test_LDFLAGS): Define.
4645 (tls_script_test_LDADD): Define.
4646 * testsuite/Makefile.in: Rebuild.
4647
a2c7281b
DK		 46482010-03-22 Doug Kwan <dougkwan@google.com>
4649
4650 * arm.cc (Arm_relocate_functions::abs8,
4651 Arm_relocate_functions::abs16): Use correct check for overflow
4652 specified in the ARM ELF specs.
4653 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4654 target of a BLX instruction specially.
4655 (Reloc_stub::stub_type_for_reloc): Ditto.
4656 (Relocate::relocate): Use symbolic names instead of numeric relocation
4657 codes to report error.
4658 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4659 workaround.
4660 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4661 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4662 thumb2_blx_out_of_range.stdout
4663 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4664 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4665 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4666 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4667 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4668 thumb2_blx_in_range, thumb2_blx_in_range.o,
4669 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4670 thumb2_blx_out_of_range.o): New rules.
4671 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4672 thumb2_blx_in_range and thumb2_blx_out_of_range.
4673 * testsuite/Makefile.in: Regenerate.
4674 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4675 * testsuite/thumb_blx_in_range.s: New file.
4676 * testsuite/thumb_blx_out_of_range.s: New file.
4677
b0193076
RÁE		 46782010-03-22 Rafael Espindola <espindola@google.com>
4679
4680 * archive.cc (Should_include): Move to archive.h.
4681 (should_include_member): Make it a member of Archive.
4682 (Lib_group): New.
4683 (Add_lib_group_symbols): New.
4684 * archive.h: Include options.h.
4685 (Archive_member): Moved from Archive.
4686 (Should_include): Moved from archive.cc.
4687 (Lib_group): New.
4688 (Add_lib_group_symbols): New.
4689 * dynobj.cc (do_should_include_member): New.
4690 * dynobj.h (do_should_include_member): New.
4691 * gold.cc (queue_initial_tasks): Update call to queue.
4692 * main.cc (main): Print lib group stats.
4693 * object.cc (do_should_include_member): New.
4694 * object.h: Include archive.h.
4695 (Object::should_include_member): New.
4696 (Object::do_should_include_member): New.
4697 (Sized_relobj::do_should_include_member): New.
4698 * options.cc (General_options::parse_start_lib): New.
4699 (General_options::parse_end_lib): New.
4700 (Input_arguments::add_file): Handle lib groups.
4701 (Input_arguments::start_group): Check we are not in a lib.
4702 (Input_arguments::start_lib): New.
4703 (Input_arguments::end_lib): New.
4704 * options.h (General_options): Add start_lib and end_lib.
4705 (Input_argument::lib_): New.
4706 (Input_argument::lib): New.
4707 (Input_argument::is_lib): New.
4708 (Input_file_lib): New.
4709 (Input_arguments::in_lib_): New.
4710 (Input_arguments::in_lib): New.
4711 (Input_arguments::start_lib): New.
4712 (Input_arguments::end_lib_): New.
4713 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4714 in unused members as preempted.
4715 (Sized_pluginobj::do_should_include_member): New.
4716 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4717 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4718 return the blocker.
4719 (Read_symbols::do_whole_lib_group): New.
4720 (Read_symbols::do_lib_group): New.
4721 (Read_symbols::do_read_symbols): Handle lib groups.
4722 (Read_symbols::get_name): Handle lib groups.
4723 * readsyms.h (Read_symbols): Add an archive member pointer.
4724 (Read_symbols::do_whole_lib_group): New.
4725 (Read_symbols::do_lib_group): New.
4726 (Read_symbols::member_): New.
4727 * script.cc (read_input_script): Update call to queue_soon.
4728
d099120c
DK		 47292010-03-19 Doug Kwan <dougkwan@google.com>
4730
4731 * arm.cc (Stub_table::Stub_table): Initialize new data members
4732 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4733 (Stub_table::add_reloc_stub): Assign stub offset and update
4734 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4735 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4736 New data members.
4737 (Stub_table::update_data_size_and_addralign): Use
4738 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4739 instead of going over all reloc stubs.
4740 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4741 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4742 Stringpool_template::offset_ to size of Stringpool_char.
4743 (Stringpool_template::new_key_offset): Remove code to initialize
4744 Stringpool_template::offset_.
4745 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4746 Stringpool_template::offset_ to zero.
4747
1aa37384
DK		 47482010-03-15 Doug Kwan <dougkwan@google.com>
4749
4750 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4751 offset_.
4752 (Stringpool_template::new_key_offset): New method.
4753 (Stringpool_template::add_string): Assign offsets when adding new
4754 strings.
4755 (Stringpool_template::set_string_offsets): Do not set string offsets
4756 when not optimizing.
4757 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4758 member size_.
4759 (Chunked_vector::clear): Clear size_.
4760 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4761 (Chunked_vector::size): Return size_.
4762 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4763 (Chunked_vector::size_): New data member.
1aa37384
DK		 4764 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4765 (Stringpool_template::new_key_offset): New method declaration.
4766 (Stringpool_template::offset_): New data member.
4767
b672b057
RÁE		 47682010-03-15 Rafael Espindola <espindola@google.com>
4769
4770 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4771 Add_symbols' constructor.
4772 * readsyms.h (Add_symbols): Remove the input_group member.
4773
b6848d3c
ILT		 47742010-03-10 Ian Lance Taylor <iant@google.com>
4775
4776 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4777 target to ask whether a reference to a symbol requires a stack
4778 split.
4779 * target.h (Target::is_call_to_non_split): New function.
4780 (Target::do_is_call_to_non_split): Declare virtual function.
4781 * target.cc: Include "symtab.h".
4782 (Target::do_is_call_to_non_split): New function.
4783 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4784
a2a5469e
CC		 47852010-03-10 Cary Coutant <ccoutant@google.com>
4786
4787 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4788 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4789 (File_read::open[2]): Add whole_file_view_ to list of views.
4790 (File_read::make_view): Remove test of whole_file_view_.
4791 (File_read::find_or_make_view): Create whole_file_view_ if
4792 necessary.
4793 (File_read::clear_views): Replace bool parameter with enum;
4794 adjust all callers. Don't delete views with permanent data;
4795 do delete cached views and views from archives if
4796 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4797 if clearing the corresponding view.
4798 * fileread.h (File_read::Clear_views_mode): New enum.
4799 (File_read::View::is_permanent_view): New method.
4800 (File_read::clear_views): Replace bool parameter
4801 with enum; adjust all callers.
4802 * options.h (General_options): Change keep_files_mapped option;
4803 add map_whole_files.
4804 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4805 releasing the file.
4806 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4807 the file.
4808
8861f32b
DM		 48092010-03-10 David S. Miller <davem@davemloft.net>
4810
4811 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4812
d62d0f5f
ST		 48132010-03-09 Sriraman Tallam <tmsriram@google.com>
4814
4815 * icf.cc (get_section_contents): Add '@' marker after processing the
4816 merge reloc.
4817
9177756d
DK		 48182010-03-08 Doug Kwan <dougkwan@google.com>
4819
4820 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4821 due to a conversion warning.
4822 (Arm_relobj::update_output_local_symbol_count): Check for local
4823 symbol with unset output index.
4824
9e9e071b
ILT		 48252010-03-05 Ian Lance Taylor <iant@google.com>
4826
4827 * options.h (class General_options): Add --spare-dynamic-tags.
4828 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4829 --spare-dynamic-tags.
4830
a81ee015
ILT		 48312010-03-05 Ian Lance Taylor <iant@google.com>
4832
4833 * incremental.cc: Include "libiberty.h".
4834
44ec90b9
RO		 48352010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4836
4837 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4838 function, is_info_ member.
4839 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4840 (Versions::Versions): Update caller.
4841 (Versions::define_base_version): Likewise.
4842 (Versions::add_def): Likewise.
4843
0897ed3b
ST		 48442010-03-03 Sriraman Tallam <tmsriram@google.com>
4845
4846 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4847 (Scan::possible_function_pointer_reloc): New function.
4848 (Scan::local_reloc_may_be_function_pointer): Change to call
4849 possible_function_pointer_reloc.
4850 (Scan::global_reloc_may_be_function_pointer): Ditto.
4851 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4852 relocations in ".data.rel.ro._ZTV" section.
4853 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4854 * testsuite/icf_safe_so_test.cc: Ditto.
4855 * testsuite/icf_safe_test.cc: Ditto.
4856 * testsuite/icf_safe_test.sh: Ditto.
4857
d3bbad62
ILT		 48582010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4859 Ian Lance Taylor <iant@google.com>
4860
4861 * target-reloc.h (relocate_section): Check the symbol table index
4862 for -1U before setting the local symbol index.
4863 (scan_relocatable_relocs): If copying the relocation, record that
4864 the local symbol is required.
4865 * object.h (Symbol_value::is_output_symtab_index_set): New
4866 function.
4867 (Symbol_value::may_be_discarded_from_output_symtab): New
4868 function.
4869 (Symbol_value::has_output_symtab_entry): New function.
4870 (Symbol_value::needs_output_symtab_entry): Remove.
4871 (Symbol_value::output_symtab_index): Make sure the symbol index is
4872 set.
4873 (Symbol_value::set_output_symtab_index): Make sure the symbol
4874 index is not set. Make sure the new index is valid.
4875 (Symbol_value::set_must_have_output_symtab_entry): New function.
4876 (Symbol_value::has_output_dynsym_entry): New function.
4877 (Symbol_value::set_output_dynsym_index): Make sure the new index
4878 is valid.
4879 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4880 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4881 local symbol if permitted.
4882 (Sized_relobj::do_finalize_local_symbols): Call
4883 is_output_symtab_index_set rather than needs_output_symtab_entry.
4884 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4885 rather than needs_output_symtab_entry. Call
4886 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4887 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4888 is_output_symtab_index_set rather than needs_output_symtab_entry.
4889 * testsuite/discard_locals_relocatable_test.c: New file.
4890 * testsuite/discard_locals_test.sh: Test -r.
4891 * testsuite/Makefile.am (check_DATA): Add
4892 discard_locals_relocatable_test1.syms,
4893 discard_local_relocatable_test2.syms.
4894 (MOSTLYCLEANFILES): Likewise. Also add
4895 discard_locals_relocatable_test1.lout and
4896 discard_locals_relocatable_test2.out.
4897 (discard_locals_relocatable_test1.syms): New target.
4898 (discard_locals_relocatable_test.o): New target.
4899 (discard_locals_relocatable_test1.out): New target.
4900 (discard_locals_relocatable_test2.syms): New target.
4901 (discard_locals_relocatable_test2.out): New target.
4902 (various): Add missing ../ld-new dependencies.
4903 * testsuite/Makefile.in: Rebuild.
4904
7e8ccf26
NC		 49052010-03-03 Nick Clifton <nickc@redhat.com>
4906
4907 * po/fi.po: New Finnish translation.
4908
2a0ff005
DK		 49092010-03-01 Doug Kwan <dougkwan@google.com>
4910
4911 * layout.cc (Layout::Layout): Force section types of .init_array*,
4912 .preinit_array* and .fini_array* sections.
4913 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4914 Fix check of return value of std::string::find.().
4915 (Output_section::Input_section_sort_compare::operator()): Remove
4916 comment about .init_array.
4917 (Output_section::Input_section_sort_init_fini_compare::operator()):
4918 New method.
4919 (Output_section::sort_attached_input_sections): Handle .init_array
4920 and .fini_array specially.
4921 * output.h (Output_section::Inut_section_sort_compare): Update
4922 comment.
4923 (Output_section::Input_section_sort_init_fini_compare): New struct.
4924
c3e4ae29
DK		 49252010-02-26 Doug Kwan <dougkwan@google.com>
4926
4927 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4928 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4929 * testsuite/debug_msg.sh: Avoid matching source line number for
4930 use of global variable undef_int.
4931
2fd9ae7a
DK		 49322010-02-26 Doug Kwan <dougkwan@google.com>
4933
4934 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4935 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4936 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4937 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4938 * options.cc (General_options::General_options): Initialize member
4939 fix_v4bx_.
4940 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4941 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4942 and rm_no_fix_v4bx.stdout
4943 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4944 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4945 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4946 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4947 and arm_no_fix_v4bx.
4948 * Makefile.in: Regenerate.
4949 * testsuite/arm_fix_v4bx.s: New file.
4950 * testsuite/arm_fix_v4bx.sh: Ditto.
4951
67ec7d0b
DK		 49522010-02-24 Doug Kwan <dougkwan@google.com>
4953
4954 * arm.cc (Target_arm::got_section): Make the .got section the first
4955 non RELRO section in the data segment.
4956 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4957 suffixes of section names.
4958
10165461
DK		 49592010-02-24 Doug Kwan <dougkwan@google.com>
4960
4961 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4962 flags and attributes merging if an input file is a binary file.
4963 * fileread.cc (Input_file::open): Record format of original file.
4964 * fileread.h (Input_file::Format): New enum type.
4965 (Input_file::Input_file): Initialize data member format_.
4966 (Input_file::format): New method definition.
4967 (Input_file::format_):: New data member.
4968
4a54abbb
DK		 49692010-02-24 Doug Kwan <dougkwan@google.com>
4970
4971 * arm.cc (Arm_output_data_got): New class.
4972 (ARM_TCB_SIZE): New constant
4973 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4974 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4975 If user uses a script with a SECTIONS clause, issue only a warning
4976 for a misplaced EXIDX input section. Otherwise, issue an error.
4977 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4978 garbage collection.
4979 (Target_arm::got_mode_index_entry): Handle static linking.
4980 (Target_arm::Scan::local): Ditto.
4981 (Target_arm::Scan::global): Ditto.
4982 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4983 all incorrectly implemented relocations.
e1df38aa 4984 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4985 Arm_output_section::fix_exidx_coverage.
4986 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4987 from ".ARM.exidx." and ".ARM.extab.".
4988
ca419a6f
ILT		 49892010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4990
4991 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4992 section if it does not already exist.
4993 * attributes.cc (Attributes_section_data::Attributes_section_data):
4994 Don't crash if size is zero.
4995
135b9c78
ILT		 49962010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4997 Ian Lance Taylor <iant@google.com>
4998
4999 * gold.cc (queue_middle_tasks): If no input files were opened,
5000 exit.
5001 * workqueue.h (Task_function::Task_function): Assert that there is
5002 a blocker.
5003
bb0bfe4f
DK		 50042010-02-22 Doug Kwan <dougkwan@google.com>
5005
5006 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5007 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5008 types to avoid warnings due to different uint64_t implementations
5009 on different hosts.
5010
2a2b6d42
DK		 50112010-02-21 Doug Kwan <dougkwan@google.com>
5012
5013 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5014 handling of the maximum backward branch offset.
5015 (Arm_relocate_functions::thumb_branch_common): Ditto.
5016 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5017 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5018 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5019 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5020 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5021 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5022 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5023 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5024 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5025 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5026 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5027 thumb2_bl_out_of_range.o): New rules.
5028 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5029 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5030 thumb2_bl_out_of_range
5031 * testsuite/Makefile.in: Regenerate.
5032 * testsuite/arm_bl_in_range.s: New file.
5033 * testsuite/arm_bl_out_of_range.s: Ditto.
5034 * testsuite/arm_branch_in_range.sh: Ditto.
5035 * testsuite/arm_branch_range.t: Ditto.
5036 * testsuite/thumb2_branch_range.t: Ditto.
5037 * testsuite/thumb_bl_in_range.s: Ditto.
5038 * testsuite/thumb_bl_out_of_range.s: Ditto.
5039 * testsuite/thumb_branch_range.t: Ditto.
5040
b487ad64
ST		 50412010-02-20 Sriraman Tallam <tmsriram@google.com>
5042
5043 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5044 Add reloc offset information.
5045 * icf.cc (get_section_contents): Change iterators to point to the new
5046 vectors. Add reloc offset information to the contents.
5047 * icf.h (Icf::Sections_reachable_info): New typedef.
5048 (Icf::Sections_reachable_list): New typedef.
5049 (Icf::Offset_info): New typedef.
5050 (Icf::Reloc_info): New struct typedef.
5051 (Icf::Reloc_info_list): New typedef.
5052 (Icf::symbol_reloc_list): Delete method.
5053 (Icf::addend_reloc_list): Delete method.
5054 (Icf::section_reloc_list): Delete method.
5055 (Icf::reloc_info_list): New method.
5056 (Icf::reloc_info_list_): New member.
5057
f96accdf
DK		 50582010-02-19 Doug Kwan <dougkwan@google.com>
5059
5060 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5061 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5062 * arm.cc (Arm_relocation_functions): New forward declaration.
5063 (Target_arm::Target_arm): Initialize new data members
5064 got_mod_index_offset_ and tls_base_symbol_defined_.
5065 (Target_arm::Relocate::relocate_tls): New method.
5066 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5067 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5068 New methods.
5069 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5070 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5071 (Target_arm::got_mod_index_offset_,
5072 Target_arm::tls_base_symbol_defined_): New data members.
5073 (Target_arm::Scan::local, Target::Scan::global,
5074 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5075 relocations.
5076
c8761b9a
DK		 50772010-02-18 Doug Kwan <dougkwan@google.com>
5078
5079 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5080 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5081 text section as a parameter becuase some broken tools may not set
5082 the link in section header.
5083 (Target_arm::has_got_section): New method.
5084 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5085 without any mapping symbol as data only. Remove warning.
5086 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5087 link in its section header, try to discover the link by inspecting the
5088 REL31 relocation at the beginning of the section.
5089 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5090 in error message.
5091 (Target_arm::Scan::global): Treat any reference to the symbol
5092 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5093
21bb3914
ST		 50942010-02-12 Sriraman Tallam <tmsriram@google.com>
5095
5096 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5097 (Scan::global_reloc_may_be_function_pointer): New function.
5098 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5099 (Scan::global_reloc_may_be_function_pointer): New function.
5100 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5101 (Scan::global_reloc_may_be_function_pointer): New function.
5102 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5103 (Scan::global_reloc_may_be_function_pointer): New function.
5104 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5105 (Scan::global_reloc_may_be_function_pointer): New function.
5106 (Scan::possible_function_pointer_reloc): New function.
5107 (Target_x86_64::can_check_for_function_pointers): New function.
5108 * gc.h (gc_process_relocs): Scan relocation types to determine if
5109 function pointers were taken for targets that support it.
5110 * icf.cc (Icf::find_identical_sections): Include functions for
5111 folding in safe ICF whose pointer is not taken.
5112 * icf.h (Secn_fptr_taken_set): New typedef.
5113 (fptr_section_id_): New member.
5114 (section_has_function_pointers): New function.
5115 (set_section_has_function_pointers): New function.
5116 (check_section_for_function_pointers): New function.
5117 * options.h: Fix comment for safe ICF option.
5118 * target.h (can_check_for_function_pointers): New function.
5119 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5120 Modify icf_safe_test for X86-64.
5121 * testsuite/Makefile.in: Regenerate.
5122 * testsuite/icf_safe_so_test.cc: New file.
5123 * testsuite/icf_safe_so_test.sh: New file.
5124 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5125 (main): Change to take pointer to function kept_func_3.
5126 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5127 folding is done correctly for X86-64.
5128
0da6fa6c
DM		 51292010-02-12 David S. Miller <davem@davemloft.net>
5130
5131 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5132 is_symbolless parameter.
5133 (Output_reloc<SHT_REL>::is_symbolless): New.
5134 (Output_reloc<SHT_REL>::is_symbolless_): New.
5135 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5136 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5137 (Output_reloc<SHT_RELA>::is_symbolless): New.
5138 (Output_data_reloc::add_global): Handle is_symbolless.
5139 (Output_data_reloc::add_global_relative): Likewise.
5140 (Output_data_reloc::add_local): Likewise.
5141 (Output_data_reloc::add_local_relative): Likewise.
5142 (Output_data_reloc::add_symbolless_global_addend): New.
5143 (Output_data_reloc::add_symbolless_local_addend): New.
5144 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5145 is_symbolless.
5146 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5147 instead of ->is_relative_
5148 (Output_reloc::write): Likewise.
5149 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5150 (Output_reloc::write_rel): Simplify.
5151
5152 * sparc.cc (Target_sparc::Scan::local): Use
5153 ->add_symbolless_local_addend as needed.
5154 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5155 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5156 based upon relocation offset.
5157
e4782e83
DK		 51582010-02-11 Doug Kwan <dougkwan@google.com>
5159
5160 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5161 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5162 beginning of function.
5163 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5164 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5165 parameter is_32bit in calls to should_apply_static_reloc.
5166 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5167 (check_DATA): Add arm_abs_global.stdout.
5168 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5169 arm_abs_global.stdout): New rules.
5170 (MOSTLLYCLEANFILES): Add arm_abs_global
5171 * Makefile.in: Regenerate.
5172 * testsuite/arm_abs_global.s: New file.
5173 * testsuite/arm_abs_global.sh: Ditto.
5174 * testsuite/arm_abs_lib.s: Ditto.
5175
93ceb764
ILT		 51762010-02-11 Ian Lance Taylor <iant@google.com>
5177
5178 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5179 Read_relocs task.
5180 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5181 Allocate_commons_task first.
5182 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5183 task, rather than symtab_lock_.
5184 (Gc_process_relocs::~Gc_process_relocs): New function.
5185 (Gc_process_relocs::is_runnable): Check this_blocker_.
5186 (Gc_process_relocs::locks): Use next_blocker_ rather than
5187 blocker_.
5188 (Scan_relocs::~Scan_relocs): New function.
5189 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5190 symtab_lock_.
5191 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5192 next_blocker_.
5193 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5194 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5195 constructor accordingly.
5196 (class Gc_process_relocs): Likewise.
5197 (class Scan_relocs): Likewise.
5198 * common.h (class Allocate_commons_task): Remove symtab_lock_
5199 field, and corresponding constructor parameter.
5200 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5201 symtab_lock_.
5202 (Allocate_commons_task::locks): Likewise.
5203
114dfbe1
ILT		 52042010-02-11 Ian Lance Taylor <iant@google.com>
5205
5206 * gold-threads.h (class Once): Define.
5207 (class Initialize_lock): Rewrite as child of Once.
5208 * gold-threads.cc (class Once_initialize): Define.
5209 (once_pointer_control): New static variable.
5210 (once_pointer, once_arg): New static variables.
5211 (c_run_once): New static function.
5212 (Once::Once, Once::run_once, Once::internal_run): New functions.
5213 (class Initialize_lock_once): Remove.
5214 (initialize_lock_control): Remove.
5215 (initialize_lock_pointer): Remove.
5216 (initialize_lock_once): Remove.
5217 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5218 (Initialize_lock::initialize): Rewrite.
5219 (Initialize_lock::do_run_once): New function.
5220 * archive.cc (Archive::interpret_header): Only clear name if it is
5221 not already empty.
5222 * fileread.cc: Include "gold-threads.h"
5223 (file_counts_lock): New static variable.
5224 (file_counts_initialize_lock): Likewise.
5225 (File_read::release): Only increment counts when using --stats.
5226 Use a lock around the increment.
5227 * parameters.cc (class Set_parameters_target_once): Define.
5228 (set_parameters_target_once): New static variable.
5229 (Parameters::Parameters): Move here from parameters.h.
5230 (Parameters::set_target): Rewrite.
5231 (Parameters::set_target_once): New function.
5232 (Parameters::clear_target): Move here and rewrite.
5233 * parameters.h (class Parameters): Update declarations. Add
5234 set_parameters_target_once_ field.
5235 (Parameters::Parameters): Move to parameters.cc.
5236 (Parameters::clear_target): Likewise.
5237 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5238 task.
5239 (Start_group::~Start_group): New function.
5240 (Start_group::is_runnable): New function.
5241 (Start_group::locks, Start_group::run): New functions.
5242 (Finish_group::run): Change saw_undefined to size_t.
5243 * readsyms.h (class Start_group): Define.
5244 (class Finish_group): Change saw_undefined_ field to size_t.
5245 (Finish_group::Finish_group): Remove saw_undefined and
5246 this_blocker parameters. Change all callers.
5247 (Finish_group::set_saw_undefined): New function.
5248 (Finish_group::set_blocker): New function.
5249 * symtab.h (class Symbol_table): Change saw_undefined to return
5250 size_t. Change saw_undefined_ field to size_t.
5251 * target-select.cc (Set_target_once::do_run_once): New function.
5252 (Target_selector::Target_selector): Initialize set_target_once_
5253 field. Don't initialize lock_ and initialize_lock_ fields.
5254 (Target_selector::instantiate_target): Rewrite.
5255 (Target_selector::set_target): New function.
5256 * target-select.h (class Set_target_once): Define.
5257 (class Target_selector): Update declarations. Make
5258 Set_target_once a friend. Remove lock_ and initialize_lock_
5259 fields. Add set_target_once_ field.
5260
fa17a3f4
ILT		 52612010-02-10 Ian Lance Taylor <iant@google.com>
5262
5263 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5264 queueing any tasks.
5265 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5266 (queue_middle_tasks): Add all blockers before queueing any tasks.
5267 (queue_final_tasks): Likewise.
5268 * token.h (Task_token::add_blockers): New function.
5269 * object.h (Input_objects::number_of_relobjs): New function.
5270
c7177d31
ILT		 52712010-02-10 Ian Lance Taylor <iant@google.com>
5272
5de0e392
ILT		 5273 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5274 shared, not if not position independent.
5275 * x86_64.cc (Relocate::relocate_tls): Likewise.
5276 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5277 (tls_pie_pic_test): New target.
5278 * testsuite/Makefile.in: Rebuild.
5279
c7177d31
ILT		 5280 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5281 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5282 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5283 * testsuite/Makefile.in: Rebuild.
5284
684b268a
DM		 52852010-02-09 David S. Miller <davem@davemloft.net>
5286
5287 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5288 R_SPARC_RELATIVE using ->add_local_relative().
5289 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5290
612a8d3d
DM		 5291 * output.h (Output_data_dynamic::add_section_size): New method
5292 that takes two Output_data objects.
5293 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5294 entry param. Handle it in initializers.
5295 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5296 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5297 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5298 arg.
5299 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5300 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5301 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5302 for dynrel_includes_plt.
5303 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5304 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5305 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5306 before .rela.plt
5307 (Target_sparc::do_finalize_sections): Update to pass true for
5308 dynrel_includes_plt.
5309 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5310 output before .rela.plt
5311 (Target_powerpc::do_finalize_sections): Update to pass true for
5312 dynrel_includes_plt when 32-bit.
5313
cb1be87e
DK		 53142010-02-08 Doug Kwan <dougkwan@google.com>
5315
5316 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5317 method.
5318 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5319 Arm_relobj::scan_section_for_cortex_a8_stubs,
5320 Arm_relobj::do_relocation_section): Instead of calling
5321 Output_section::output_address, use faster
5322 Arm_relobj::simple_input_section_output_address.
5323
705b5121
DM		 53242010-02-08 David S. Miller <davem@davemloft.net>
5325
5326 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5327 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5328 relocation helper function.
5329
024c4466
DM		 5330 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5331 just like R_SPARC_GOT{10,13,22}.
5332 (Target_sparc::Scan::local): Likewise.
5333 (Target_sparc::Relocate:relocate): Likewise.
5334
9109c078
ILT		 53352010-02-06 Ian Lance Taylor <iant@google.com>
5336
5337 * configure.ac: Rewrite targetobjs duplicate removal code to use
5338 only shell constructs.
5339 * configure: Rebuild.
5340
cf846138
DK		 53412010-02-05 Doug Kwan <dougkwan@google.com>
5342
5343 PR 11247
5344 * arm.cc (Arm_relobj::section_is_scannable): New method.
5345 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5346 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5347
6cfaf60b
DK		 53482010-02-04 Doug Kwan <dougkwan@google.com>
5349
5350 PR 11247
5351 * arm-reloc-property.cc (cstdio): Include.
5352 * configure.ac (targetobjs): Remove duplicates.
5353 * configure: Regenerate.
5354 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5355 big and little endian version for a given address size.
5356
5c57f1be
DK		 53572010-02-03 Doug Kwan <dougkwan@google.com>
5358
5359 * arm-reloc-property.cc
5360 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5361 definition.
5362 * arm-reloc-property.h
5363 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5364 New method definition.
5365 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5366 declaration.
5367 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5368 overflow to N.
5369 (GOT_PREL): Change implemented to Y.
5370 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5371 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5372 (Arm_relocate_functions::movw_abs_nc): Remove method.
5373 (Arm_relocate_functions::movt_abs): Ditto.
5374 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5375 (Arm_relocate_functions::thm_movt_abs): Ditto.
5376 (Arm_relocate_functions::movw_rel_nc): Ditto.
5377 (Arm_relocate_functions::movw_rel): Ditto.
5378 (Arm_relocate_functions::movt_rel): Ditto.
5379 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5380 (Arm_relocate_functions:thm_movw_rel): Ditto.
5381 (Arm_relocate_functions:thm_movt_rel): Ditto.
5382 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5383 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5384 New method definitions.
5385 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5386 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5387 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5388 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5389 (Target_arm::Relocate::relocate): Check for non-static or
5390 unimplemented relocation code and exit early. Change calls to
5391 Target_arm::reloc_uses_thumb_bit and
5392 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5393 instead. Refactor code to handle similar relocations to increase
5394 code sharing. Remove check for unsupported relocation code in switch
5395 statement.
5396 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5397 relocation property table to find out size. Change error message to
5398 print out the name of a relocation code instead of the numeric value.
5399 (Target_arm::scan_reloc_for_stub): Use relocation property table
5400 instead of calling Target_arm::reloc_uses_thumb_bit().
5401
218c5831
DK		 54022010-02-02 Doug Kwan <dougkwan@google.com>
5403
5404 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5405 types of relaxed input section.
5406
0d31c79d
DK		 54072010-02-02 Doug Kwan <dougkwan@google.com>
5408
5409 * Makefile.am (HFILES): Add arm-reloc-property.h.
5410 (DEFFILES): New.
5411 (TARGETSOURCES): Add arm-reloc-property.cc
5412 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5413 (libgold_a_SOURCES): $(DEFFILES)
5414 * Makefile.in: Regenerate.
5415 * arm-reloc-property.cc: New file.
5416 * arm-reloc-property.h: New file.
5417 * arm-reloc.def: New file.
5418 * arm.cc: Update comments.
5419 (arm-reloc-property.h): New included header.
5420 (arm_reloc_property_table): New global variable.
5421 (Target_arm::do_select_as_default_target): New method definition.
5422 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5423 arm-reloc-property to targ_extra_obj.
5424 * parameters.cc (set_parameters_target): Call
5425 Target::select_as_default_target().
5426 * target.h (Target::select_as_default_target): New method definition.
5427 (Target::do_select_as_default_target): Same.
5428
546c7457
DK		 54292010-02-01 Doug Kwan <dougkwan@google.com>
5430
5431 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5432 first_output_text_section_.
5433 (Arm_exidx_fixup::first_output_text_section): New method definition.
5434 (Arm_exidx_fixup::first_output_text_section_): New data member.
5435 (Arm_exidx_fixup::process_exidx_section): Record the first text
5436 output section seen.
5437 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5438 and entsize in output section header.
5439
11b861d5
DK		 54402010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5441
5442 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5443 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5444 (Arm_relocate_functions::thm_alu11): New Method.
5445 (Arm_relocate_functions::thm_pc8): New Method.
5446 (Arm_relocate_functions::thm_pc12): New Method.
5447 (Target_arm::Scan::local): Handle the relocations.
5448 (Target_arm::Scan::global): Likewise.
5449 (Target_arm::Relocate::relocate): Likewise.
5450 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5451
c9a2c125
DK		 54522010-01-29 Doug Kwan <dougkwan@google.com>
5453
5454 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5455 of relocation types as ld.
5456
1521477a
DK		 54572010-01-29 Doug Kwan <dougkwan@google.com>
5458
5459 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5460 to public.
5461 (Arm_relocate_functions::thumb_branch_common): Ditto.
5462 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5463 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5464 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5465 Arm_relocate_functions::jump24): Remove.
5466 (Target_arm::Relocate::relocate): Adjust code to call
5467 Arm_relocation_functions::arm_branch_common and
5468 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5469 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5470
e7eca48c
DK		 54712010-01-29 Doug Kwan <dougkwan@google.com>
5472
5473 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5474 output_local_symbol_count_needs_update_.
5475 (Arm_relobj::output_local_symbol_count_needs_update,
5476 Arm_relobj::set_output_local_symbol_count_needs_update,
5477 Arm_relobj::update_output_local_symbol_count): New methods.
5478 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5479 member.
5480 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5481 of pointed function as in a R_ARM_PREL31 relocation.
5482 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5483 for output local symbol count updating.
5484 (Target_arm::do_relax): Update output local symbol counts in objects
5485 if necessary.
5486 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5487
02961d7e
ILT		 54882010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5489
5490 * arm.cc: Added support for the ARM relocations:
5491 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5492 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5493 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5494 movw_prel_nc).
5495 (Arm_relocate_functions::movw_rel): New method.
5496 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5497 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5498 thm_movw_prel_nc).
5499 (Arm_relocate_functions::thm_movw_rel): New method.
5500 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5501 thm_movt_prel).
5502 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5503 relocations.
5504 (Target_arm::Scan::global): Likewise.
5505 (Target_arm::Relocate::relocate): Likewise.
5506 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5507 Likewise.
5508
b10d2873
ILT		 55092010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5510
5511 * arm.cc: Added support for ARM group relocations.
5512 (Target_arm::reloc_needs_sym_origin): New method.
5513 (Arm_relocate_functions::calc_grp_kn): New method.
5514 (Arm_relocate_functions::calc_grp_residual): New method.
5515 (Arm_relocate_functions::calc_grp_gn): New method.
5516 (Arm_relocate_functions::arm_grp_alu): New Method.
5517 (Arm_relocate_functions::arm_grp_ldr): New Method.
5518 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5519 (Arm_relocate_functions::arm_grp_ldc): New Method.
5520 (Target_arm::Scan::local): Handle the ARM group relocations.
5521 (Target_arm::Scan::global): Likewise.
5522 (Target_arm::Relocate::relocate): Likewise.
5523 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5524 Likewise.
5525
2b328d4e
DK		 55262010-01-26 Doug Kwan <dougkwan@google.com>
5527
5528 * arm.cc (set): Include.
5529 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5530 pointer type.
5531 (Arm_output_section::Text_section_list): New type.
5532 (Arm_output_section::append_text_sections_to_list): New method.
5533 (Arm_output_section::fix_exidx_coverage): Ditto.
5534 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5535 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5536 Relobj::set_section_offset() instead of
5537 Sized_relobj::invalidate_section_offset().
5538 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5539 parameter for section headers. Ignore relocation sections for
5540 unallocated sections and EXIDX sections.
5541 (Target_arm::fix_exidx_coverage): New method.
5542 (Target_arm::output_section_address_less_than): New type.
5543 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5544 linked text section instead of the EXIDX section.
5545 (Arm_output_section::create_stub_group): Add an assertion to check
5546 that this is not an EXIDX output section.
5547 (Arm_output_section::append_text_sections_to_list): New method.
5548 (Arm_output_section::fix_exidx_coverage): Ditto.
5549 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5550 Arm_relobj::section_needs_reloc_stub_scanning.
5551 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5552 first pass.
5553 (Target_arm::fix_exidx_coverage): New method.
5554 * object.h (Relobj::set_output_section): New method.
5555 (Sized_relobj::invalidate_section_offset): Remove method.
5556 (Sized_relobj::do_invalidate_section_offset): Remove method.
5557 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5558
c7f3c371
DK		 55592010-01-25 Doug Kwan <dougkwan@google.com>
5560
5561 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5562 Fix warning due to signed and unsigned comparison on a 32-bit host.
5563
8923b24c
DK		 55642010-01-22 Doug Kwan <dougkwan@google.com>
5565
5566 * arm.cc (Target_arm::do_relax): Record an output section for section
5567 offset adjustment it contains any stub table that has changed.
5568 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5569 offsets in an output section if necessary.
5570 * output.cc (Output_section::Output_section): Initialize
5571 section_offsets_need_adjustments_.
5572 (Output_section::add_input_section_for_script): Renamed to
5573 Output_section::add_simple_input_section.
5574 (Output_section::save_states): Add a comment.
5575 (Output_section::discard_states): New method defintion.
5576 (Output_section::adjust_section_offsets): Same.
5577 * output.h (Output_section::add_input_section_for_script): Renamed to
5578 Output_section::add_simple_input_section.
5579 (Output_section::discard_states): New method declaration.
5580 (Output_section::adjust_section_offsets): Same.
5581 (Output_section::section_offsets_need_adjustment,
5582 Output_section::set_section_offsets_need_adjustment): New method
5583 definitions.
5584 (Output_section::section_offsets_need_adjustment_): New data member.
5585 * script-sections.cc
5586 (Output_section_element_input::set_section_address): Adjust code for
5587 renaming of Output_section::add_input_section_for_script.
5588 (Orphan_output_section::set_section_address): Same.
5589
9b2fd367
DK		 55902010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5591
5592 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5593 Fix_v4bx enum values .
5594 * gold/options.h (General_options): New option definitions.
5595 (General_options::fix_v4bx): New method.
5596 (General_options::Fix_v4bx): New enum.
5597 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5598 (General_options::parse_fix_v4bx_interworking): New method.
5599
80d0d023
DK		 56002010-01-22 Doug Kwan <dougkwan@google.com>
5601
5602 * arm.cc (Arm_exidx_fixup): New class.
5603
af2cdeae
DK		 56042010-01-21 Doug Kwan <dougkwan@google.com>
5605
5606 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5607 classes.
5608 (Arm_exidx_section_offset_map): New type.
5609
993d07c1
DK		 56102010-01-21 Doug Kwan <dougkwan@google.com>
5611
5612 * arm.cc (Arm_exidx_input_section): New class.
5613 (Arm_relobj::exidx_input_section_by_link,
5614 Arm_relobj::exidx_input_section_by_shndx,
5615 Arm_relobj::make_exidx_input_section): New methods.
5616 (read_arm_attributes_section): Remove.
5617 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5618 information about them.
5619 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5620 to here.
5621
5ac169d4
DK		 56222010-01-20 Doug Kwan <dougkwan@google.com>
5623
5624 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5625 Input_section_specifier to Section_id.
5626 (Target_arm::new_arm_input_section: Adjust code for change of key
5627 type.
5628 (Target_arm::find_arm_input_section): Ditto.
5629 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5630 (Section_id): Remove.
5631 (Garbage_collection::Section_id_hash): Remove.
5632 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5633 (Section_id): Remove.
5634 (Icf::Section_id_hash): Remove.
5635 * object.h (Section_id, Const_section_id, Section_id_hash,
5636 Const_section_id_hash): New type definitions.
5637 * output.cc (Output_section::add_relaxed_input_section): Change to
5638 use Const_section_id instead of Input_section_specifier as key type.
5639 (Output_section::add_merge_input_section): Ditto.
5640 (Output_section::build_relaxation_map): Change to use Section_id
5641 instead of Input_section_specifier as key type.
5642 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5643 Ditto.
5644 (Output_section::convert_input_sections_to_relaxed_sections): Change
5645 to use Const_section_id instead of Input_section_specifier as key type.
5646 (Output_section::find_merge_section): Ditto.
5647 (Output_section::find_relaxed_input_section): Ditto.
5648 * output.h (Input_section_specifier): Remove class.
5649 (Output_section::Output_section_data_by_input_section_map): Change
5650 key type to Const_section_id.
5651 (Output_section::Output_relaxed_input_section_by_input_section_map):
5652 Ditto.
5653 (Output_section::Relaxation_map): Change key type to Section_id.
5654
a2162063
ILT		 56552010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5656
5657 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5658 (class Arm_v4bx_stub): New class.
5659 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5660 (Stub_factory::make_arm_v4bx_stub): New method.
5661 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5662 (Stub_table::empty): Handle v4bx stubs.
5663 (Stub_table::add_arm_v4bx_stub): New method.
5664 (Stub_table::find_arm_v4bx_stub): New method.
5665 (Arm_relocate_functions::v4bx): New method.
5666 (Target_arm::fix_v4bx): New method.
5667 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5668 (Stub_table::relocate_stubs): Likewise.
5669 (Stub_table::do_write): Likewise.
5670 (Stub_table::update_data_size_and_addralign): Likewise.
5671 (Stub_table::finalize_stubs): Likewise.
5672 (Target_arm::Scan::local): Likewise.
5673 (Target_arm::Scan::global): Likewise.
5674 (Target_arm::do_finalize_sections): Likewise.
5675 (Target_arm::Relocate::relocate): Likewise.
5676 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5677 Likewise.
5678 (Target_arm::scan_reloc_for_stub): Likewise.
5679 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5680
5696ab0b
ILT		 56812010-01-19 Ian Lance Taylor <iant@google.com>
5682
5683 * output.cc (Output_section_headers::do_sized_write): Write large
5684 segment count to sh_info field.
5685 (Output_file_header::do_sized_write): For large segment count,
5686 write PN_XNUM to e_phnum field.
5687
800d0f56
ILT		 56882010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5689
5690 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5691 (Arm_relocate_functions::thm_jump8): New function.
5692 (Arm_relocate_functions::thm_jump11): New function.
5693 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5694 R_ARM_THM_JUMP11.
5695 (Target_arm::Scan::global): Likewise.
5696 (Target_arm::Relocate::relocate): Likewise.
5697 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5698 Likewise.
5699
41263c05
DK		 57002010-01-14 Doug Kwan <dougkwan@google.com>
5701
5702 * arm.cc (map, utility): Include headers.
5703 (Target_arm::apply_cortex_a8_workaround): New method.
5704 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5705 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5706 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5707 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5708 the --[no-]fix-cortex-a8 command line options.
5709 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5710 (Target_arm::relocate_stub): Use addend in instruction template.
5711 * options.h (DEFINE_bool): Set the user-set flag.
5712 (General_options): Add --[no-]-fix-cortex options.
5713 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5714 : Update fast look-up map after conversion.
41263c05 5715
459e9b03
ST		 57162010-01-14 Sriraman Tallam <tmsriram@google.com>
5717
5718 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5719 in the first pass of do_layout.
5720
b521dfe4
DK		 57212010-01-13 Doug Kwan <dougkwan@google.com>
5722
5723 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5724 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5725 apparent compiler problem of not folding static constant integral
5726 data members of elfcpp::Elf_sizes<32>.
5727
44272192
DK		 57282010-01-13 Doug Kwan <dougkwan@google.com>
5729
5730 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5731 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5732 Arm_relobj::scan_section_for_cortex_a8_erratum,
5733 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5734 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5735 sections to scan for relocation stubs into a new method
5736 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5737 relocation and Cortex-A8 stub scanning.
5738 (Target_arm::do_relax): Force stubs to be after stubbed sections
5739 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5740 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5741 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5742
44b71ece
ILT		 57432010-01-12 Ian Lance Taylor <iant@google.com>
5744
5745 * target-reloc.h (visibility_error): New inline function.
5746 (relocate_section): Call visibility_error.
5747 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5748 (MOSTLYCLEANFILES): Likewise.
5749 (protected_4_pic.o, protected_3.err): New targets.
5750 * testsuite/protected_4.cc: New file.
5751
a120bc7f
DK		 57522010-01-12 Doug Kwan <dougkwan@google.com>
5753
5754 * arm.cc (Cortex_a8_reloc): New class.
5755 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5756 and cortex_a8_relocs_info_.
5757 (Target_arm::fix_cortex_a8): New method definition.
5758 (Target_arm::Cortex_a8_relocs_info): New type.
5759 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5760 New data member declarations.
5761 (Target_arm::scan_reloc_for_stub): Record information about
5762 relocations for THUMB branches that might be exempted from the
5763 Cortex-A8 workaround.
5764 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5765 at the beginning of a relaxation pass.
5766
20138696
DK		 57672010-01-12 Doug Kwan <dougkwan@google.com>
5768
5769 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5770 (Arm_relobj::Mapping_symbol_position,
5771 Arm_reloj::Mapping_symbol_position_less,
5772 Arm_relobj::Mapping_symbols_info): New types.
5773 (Target_arm::is_mapping_symbol_name): New method definition.
5774 (Arm_relobj::do_count_local_symbols): Save information about mapping
5775 symbols.
5776
089d69dc
DK		 57772010-01-11 Doug Kwan <dougkwan@google.com>
5778
5779 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5780 Arm_relocate_functions::thumb32_branch_upper,
5781 Arm_relocate_functions::thumb32_branch_lower,
5782 Arm_relocate_functions::thumb32_cond_branch_offset,
5783 Arm_relocate_functions::thumb32_cond_branch_upper,
5784 Arm_relocate_functions::thumb32_cond_branch_lower,
5785 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5786 branch offset encoding.
5787 (Arm_relocate_functions::thumb_branch_common): Use new branch
5788 offset encoding methods to avoid code duplication.
5789 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5790 (Stub_addend_reader::operator()): Use new branch encoding method
5791 to avoid code duplication.
5792
99e5bff2
DK		 57932010-01-11 Doug Kwan <dougkwan@google.com>
5794
5795 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5796 (Target_arm::do_finalize_sections): Define special EXIDX section
5797 symbols only if referenced.
5798 * gc.h (Garbage_collection::add_reference): New method.
5799 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5800 code duplication.
5801
98e090bd
ILT		 58022010-01-11 Ian Lance Taylor <iant@google.com>
5803
d0a91bd8
ILT		 5804 * script.cc (Version_script_info::build_expression_list_lookup):
5805 Change complaing about duplicate wildcard match from error to
5806 warning.
5807
98e090bd
ILT		 5808 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5809 of 2009-12-30.
5810 (Version_script_info::Version_script_info): Initialize globs_,
5811 default_version_, default_is_global_, and exact_. Don't
5812 initialize globals_ or locals_.
5813 (Version_script_info::build_lookup_tables): Build local symbols
5814 first.
5815 (Version_script_info::unquote): New function.
5816 (Version_script_info::add_exact_match): New function.
5817 (Version_script_info::build_expression_list_lookup): Remove lookup
5818 parameter. Add is_global parameter. Change all callers. Handle
5819 wildcard pattern specially. Unquote pattern. Call
5820 add_exact_match.
5821 (Version_script_info::get_name_to_match): New function.
5822 (Version_script_info::get_symbol_version): New function.
5823 (Version_script_info::get_symbol_version_helper): Remove.
5824 (Version_script_info::check_unmatched_names): Call unquote.
5825 * script.h (class Version_script_info): Change get_symbol_version
5826 to be non-inline and add is_global parameter; change all callers.
5827 Rewrite symbol_is_local. Update declarations. Define struct
5828 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5829 Remove globals_ and locals_ members. Add exact_, globs_,
5830 default_version_, is_global_.
5831 (Version_script_info::Glob): Remove pattern, add expression and
5832 is_global. Update constructor. Change all callers.
5833 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5834 default version.
5835 (Versions::symbol_section_contents): If a symbol is undefined, or
5836 defined in a dynamic object, set the version index to
5837 VER_NDX_LOCAL.
5838 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5839 symbol_is_local.
5840 (Symbol_table::add_from_pluginobj): Likewise.
5841 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5842
d56962d3
DK		 58432010-01-11 Doug Kwan <dougkwan@google.com>
5844
5845 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5846 (incremental_dump_LDADD): Add linking option for libintl.
5847 * Makefile.in: Regenerate.
5848
94e6ee91
L		 58492010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5850
5851 PR gold/11144
5852 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5853 instead of -Ds.
5854 * testsuite/Makefile.in: Regenerated.
5855
e96c574b
DK		 58562010-01-10 Doug Kwan <dougkwan@google.com>
5857
5858 * options.h (DEFINE_var): Use parentheses around argument varname__
5859 in macro body to avoid any unintended subsequent substitutions.
5860
7198066b
ILT		 58612010-01-10 Ian Lance Taylor <iant@google.com>
5862
ba4d53bf
ILT		 5863 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5864 candidates before doing symbol resolution.
5865
7198066b
ILT		 5866 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5867 ODR candidates if only one is weak.
5868
a2beed37
ILT		 58692010-01-08 Ian Lance Taylor <iant@google.com>
5870
5871 * script.cc (Version_script_info::build_expression_list_lookup):
5872 Don't warn about ambiguous version, just record the ambiguity.
5873 (Version_script_info::get_symbol_version_helper): Give error if
5874 version is ambiguous.
5875
2fb7225c
DK		 58762010-01-08 Doug Kwan <dougkwan@google.com>
5877
5878 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5879 prev_data_size_ and prev_addralign_. Remove initializer for
5880 deleted data member has_been_changed_.
5881 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5882 to determine if the table is empty.
5883 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5884 Remove.
5885 (Stub_table::add_reloc_stub): Define method in class definition
5886 instead of just declaring it there.
5887 (Stub_table::add_cortex_a8_stub): New method definition.
5888 (Stub_table::update_data_size_and_addralign): Ditto.
5889 (Stub_table::finalize_stubs): Ditto.
5890 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5891 (Stub_table::do_addralign_): Return address alignment in the
5892 (Stub_table::do_reset_address_and_file_offset): Define method in
5893 class definition instead of declaring it there. Set current data
5894 size to be the data size of the previous pass.
5895 (Stub_table::set_final_data_size): Use current data size as the
5896 final data size.
5897 (Stub_table::relocate_stub): Change parameter type of stub from
5898 Reloc_stub pointer to Stub pointer.
5899 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5900 (Stub_table::Cortex_a8_stub_list): New typedef.
5901 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5902 Stub_table::prev_addralign_): New data member.
5903 (Arm_relobj::Arm_relobj): Initialize data member
5904 section_has_cortex_a8_workaround_.
5905 (Arm_relobj::section_has_cortex_a8_workaround,
5906 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5907 definitions.
5908 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5909 declarations.
5910 (Target_arm::relocate_stub): Change parameter type of stub from
5911 Reloc_stub pointer to Stub pointer.
5912 (Insn_template::size, Insn_template::alignment): Handle
5913 THUMB16_SPECIAL_TYPE.
5914 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5915 Stub_table::update_data_size_and_addralign,
5916 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5917 definitions.
5918 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5919 (Stub_table::do_write): Ditto.
5920 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5921
880cd20d
ILT		 59222010-01-08 Ian Lance Taylor <iant@google.com>
5923
5924 PR 11108
5925 * symtab.h (class Symbol): Remove fields is_target_special_ and
5926 has_plt_offset_. Add field is_defined_in_discarded_section_.
5927 (Symbol::is_defined_in_discarded_section): New function.
5928 (Symbol::set_is_defined_in_discarded_section): New function.
5929 (Symbol::has_plt_offset): Rewrite.
5930 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5931 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5932 Don't initialize is_target_special_ or has_plt_offset_.
5933 Initialize is_defined_in_discarded_section_.
5934 (Symbol_table::add_from_relobj): If appropriate, set
5935 is_defined_in_discarded_section.
5936 * resolve.cc (Symbol::override_base_with_special): Don't test
5937 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5938 * target-reloc.h (relocate_section): Do special handling for
5939 symbols defined in discarded sections for global symbols as well
5940 as local symbols.
5941
2703e3eb
ILT		 59422010-01-08 Ian Lance Taylor <iant@google.com>
5943
5944 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5945 the SHT_SYMTAB case.
5946
339d40a3
ILT		 59472010-01-08 Ian Lance Taylor <iant@google.com>
5948
5949 * object.cc (Sized_relobj::do_layout): Don't get confused if
5950 layout_eh_frame returns NULL.
5951
abecea76
ILT		 59522010-01-08 Ian Lance Taylor <iant@google.com>
5953
5954 PR 11084
5955 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5956 dynamic symbol table, use the normal symbol table.
5957 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5958 symbol table.
5959
6b7dd3f3
ILT		 59602010-01-08 Ian Lance Taylor <iant@google.com>
5961
5962 PR 11072
5963 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5964 sections.
5965
36c50e63
L		 59662010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5967
5968 * version.cc (print_version): Change to "Copyright 2010".
5969
e291e7b9
ILT		 59702010-01-08 Ian Lance Taylor <iant@google.com>
5971
5972 PR 10287
5973 PR 11063
5974 * i386.cc (class Target_i386): Change return type of plt_section
5975 to be non-const.
5976 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5977 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5978 tls_desc_rel_ field.
5979 (Output_data_plt_i386::rel_tls_desc): New function.
5980 (Target_i386::rel_tls_desc_section): New function.
5981 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5982 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5983 R_386_TLS_DESC reloc in rel_tls_desc_section.
5984 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5985 Define struct Tlsdesc_info.
5986 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5987 (Target_x86_64::do_reloc_symbol_index): New function.
5988 (Target_x86_64::add_tlsdesc_info): New function.
5989 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5990 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5991 tlsdesc_rel_ field.
5992 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5993 all callers.
5994 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5995 (Target_x86_64::rela_tlsdesc_section): New function.
5996 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5997 handling.
5998 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5999 (Target_x86_64::do_reloc_addend): New function.
6000 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6001 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6002 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6003 (Output_reloc::type): New function.
6004 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6005 (Output_reloc::is_target_specific): New function.
6006 (Output_reloc::target_arg): New function.
6007 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6008 absolute relocs and target specific relocs.
6009 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6010 add_target_specific.
6011 (class Output_data_reloc) [SHT_RELA]: Likewise.
6012 * output.cc (Output_reloc::Output_reloc): Add four new versions
6013 for absolute relocs and target specific relocs.
6014 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6015 (Output_reloc::get_symbol_index): Likewise.
6016 (Output_reloc::local_section_offset): Check that local_sym_index_
6017 is not TARGET_CODE or 0.
6018 (Output_reloc::symbol_value): Likewise.
6019 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6020 reloc.
6021 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6022 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6023 functions.
6024 * layout.cc (add_target_dynamic_tags): Use output section for
6025 DT_PLTRELSZ and DT_JMPREL.
6026
3a44184e
ILT		 60272010-01-07 Ian Lance Taylor <iant@google.com>
6028
6029 PR 11061
6030 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6031 function.
6032 (class Output_data_reloc_generic): Define.
6033 (class Output_data_reloc_base): Change base class to
6034 Output_data_reloc_generic. Change add() method to call
6035 bump_relative_reloc_count for a relative reloc. Remove
6036 sort_relocs_ field.
6037 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6038 to sort_relocs().
6039 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6040 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6041 appropriate.
6042 * layout.h (class Layout): Update declaration.
6043
ea715a34
ILT		 60442010-01-07 Ian Lance Taylor <iant@google.com>
6045
6046 * output.h (class Output_data): Add const version of
6047 output_section and do_output_section.
6048 (class Output_section_data): Add const version of
6049 do_output_section.
6050 (class Output_section): Likewise.
6051 * layout.cc (Layout::add_target_dynamic_tags): New function.
6052 * layout.h (class Layout): Update declarations.
6053 * arm.cc (Target_arm::do_finalize_sections): Use
6054 add_target_dynamic_tags.
6055 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6056 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6057 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6058 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6059
659948a4
ILT		 60602010-01-07 Ian Lance Taylor <iant@google.com>
6061
6062 PR 11042
6063 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6064 object as needed.
6065
9d3b86f6
ILT		 60662010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6067 Ian Lance Taylor <iant@google.com>
6068
6069 PR 11019
6070 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6071 Xindex::read_symtab_xindex.
6072
bb0d3eb0
DK		 60732010-01-07 Doug Kwan <dougkwan@google.com>
6074
6075 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6076 (Insn_template::thumb16_bcond_insn): New method declaration.
6077 (Insn_template): Fix spelling.
6078 (Stub::thumb16_special): New method declaration.
6079 (Stub::do_write): Define virtual method which was previously pure
6080 virtual.
6081 (Stub::do_thumb16_special): New method declaration.
6082 (Stub::do_fixed_endian_write): New template member.
6083 (Reloc_stub::do_write): Remove.
6084 (Reloc_stub::do_fixed_endian_write): Remove.
6085 (Cortex_a8_stub): New class definition.
6086 (Stub_factory::make_cortex_a8_stub): New method definition.
6087 (Stub_factory::Stub_factory): Add missing static storage class
6088 qualifier for elf32_arm_stub_a8_veneer_blx.
6089
ffeef7df
ILT		 60902010-01-07 Ian Lance Taylor <iant@google.com>
6091
dc3f80fe
ILT		 6092 PR 10980
6093 * options.h (class General_options): Add --warn-unresolved-symbols
6094 and --error-unresolved-symbols.
6095 * errors.cc (Errors::undefined_symbol): Implement
6096 --warn-unresolved-symbols.
6097
ffeef7df
ILT		 6098 * options.h (class General_options): Add -z text and -z textoff.
6099 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6100
f1ec9ded
ST		 61012010-01-06 Sriraman Tallam <tmsriram@google.com>
6102
6103 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6104 (Garbage_collection::cident_sections): New function.
6105 (Garbage_collection::add_cident_section): New function.
6106 (Garbage_collection::cident_sections_): New member.
6107 (gc_process_relocs): Add references to sections whose names are C
6108 identifiers.
6109 * gold.h (cident_section_start_prefix): New constant.
6110 (cident_section_stop_prefix): New constant.
6111 (is_cident): New function.
6112 * layout.cc (Layout::define_section_symbols): Replace string constants
6113 with the newly defined constants.
6114 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6115 C identifiers.
6116 * testsuite/Makefile.am: Add gc_orphan_section_test.
6117 * testsuite/Makefile.in: Regenerate.
6118 * testsuite/gc_orphan_section_test.cc: New file.
6119 * testsuite/gc_orphan_section_test.sh: New file.
6120
6eda8c29
ILT		 61212010-01-06 Ian Lance Taylor <iant@google.com>
6122
b9674e17
ILT		 6123 PR 10980
6124 * options.h (class General_options): Add --warn-shared-textrel.
6125 * layout.cc (Layout::finish_dynamic_section): Implement
6126 --warn-shared-textrel.
6127
6eda8c29
ILT		 6128 PR 10980
6129 * options.h (class General_options): Add --warn-multiple-gp.
6130
32dcd44e
ILT		 61312010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6132
6133 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6134 $(THREADSLIB) and $(LIBDL).
6135 * Makefile.in: Rebuild.
6136
a192ba05
ILT		 61372010-01-06 Ian Lance Taylor <iant@google.com>
6138
6139 PR 10980
6140 * options.cc (General_options::parse_section_start): New function.
6141 (General_options::section_start): New function.
6142 (General_options::General_options): Initialize all members.
6143 * options.h: Include <map>
6144 (class General_options): Add --section-start. Add section_starts_
6145 member.
6146 * layout.cc (Layout::attach_allocated_section_to_segment): If
6147 --section-start was used, set the address of the segment. Remove
6148 local sort_sections.
6149 (Layout::relaxation_loop_body): If the address of the load segment
6150 has been set by --section-start, don't use it.
6151 * output.h (Output_segment::update_flags_for_output_section): New
6152 function.
6153 * output.cc (Output_segment::add_output_section): Call
6154 update_flags_for_output_section.
6155
dde3f402
ILT		 61562010-01-05 Ian Lance Taylor <iant@google.com>
6157
62dfdd4d
ILT		 6158 PR 10980
6159 * options.h (class General_options): Add --undefined-version.
6160 * script.cc (struct Version_expression): Add was_matched_by_symbol
6161 field.
6162 (Version_script_info::matched_symbol): New function.
6163 (Version_script_info::get_symbol_version_helper): Call
6164 matched_symbol.
6165 (Version_script_info::check_unmatched_names): New function.
6166 * script.h (class Version_script_info): Update declarations.
6167 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6168
9c4ae156
ILT		 6169 * options.h (class General_options): Use DEFINE_bool_alias for
6170 allow_multiple_definition.
6171 * resolve.cc (Symbol_table::should_override): Don't test
6172 allow_multiple_definition.
6173
dde3f402
ILT		 6174 PR 10980
6175 * options.h (class General_options): Add --cref.
6176 * main.cc (main): Print cref table if --cref. Don't close mapfile
6177 until after printing cref table.
6178 * cref.cc: Include "symtab.h".
6179 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6180 (Cref_table_compare::operator()): New function.
6181 (Cref_inputs::gather_cref): New function.
6182 (filecol): New static const.
6183 (Cref_inputs::print_cref): New function.
6184 (Cref::print_cref): New function.
6185 * cref.h: Include <cstdio>.
6186 (class Cref): Update declarations.
6187 * mapfile.h (Mapfile::file): New function.
6188 * object.h (class Object): Define Symbols. Declare virtual
6189 do_get_global_symbols.
6190 (Object::get_global_symbols): New function.
6191 * object.cc (Input_objects::add_object): Pass object to cref_ if
6192 --cref.
6193 (Input_objects::archive_start): Likewise.
6194 (Input_objects::archive_stop): Likewise.
6195 (Input_objects::print_cref): New function.
6196 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6197 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6198 --cref.
6199 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6200 function.
6201 * plugin.h (class Sized_pluginobj): Update declarations.
6202
8781f709
ILT		 62032010-01-05 Ian Lance Taylor <iant@google.com>
6204
6205 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6206 to is_default_version. Rename insdef to insdefault.
6207 (Symbol_table::add_from_relobj): Rename def to is_default_version
6208 and local to is_forced_local.
6209 (Symbol_table::add_from_pluginobj): Likewise.
6210 (Symbol_table::add_from_dynobj): Likewise.
6211 (Symbol_table::define_special_symbol): Rename insdef to
6212 insdefault.
6213
fe35d28d
ILT		 62142010-01-04 Ian Lance Taylor <iant@google.com>
6215
30bc8c46
ILT		 6216 PR 10980
6217 * options.h (class General_options): Add
6218 --allow-multiple-definition and -z muldefs.
6219 * resolve.cc (Symbol_table::should_override): Don't warn about a
6220 multiple symbol definition if --allow-multiple-definition or -z
6221 muldefs.
6222
7eaea549
ILT		 6223 PR 10980
6224 * options.h (class General_options): Add --add-needed and
6225 --copy-dt-needed-entries. Tweak --as-needed help entry.
6226 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6227 error if --copy-dt-needed-entries aka --add-needed is used and
6228 would cause a change in behaviour.
6229
fe35d28d
ILT		 6230 PR 10980
6231 * options.h (class General_options): Add -G as a short version of
6232 --shared. Add no-op options -assert, -g, and -i.
6233
55a2bb35
ST		 62342010-01-04 Sriraman Tallam <tmsriram@google.com>
6235
6236 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6237 check for .text or .gnu.linkonce.t sections.
6238 * icf.cc (Icf::find_identical_sections): Ditto.
6239 Change the detection for mangled function name within the section
6240 name.
6241 * icf.h (is_section_foldable_candidate): New function.
6242
719328e1
ILT		 62432009-12-30 Ian Lance Taylor <iant@google.com>
6244
6245 PR 10980
6246 * options.h (class General_options): Permit two dashes with
6247 --retain-symbols-file.
6248
d7bb5745
ILT		 62492009-12-30 Ian Lance Taylor <iant@google.com>
6250
403a15dd
ILT		 6251 PR 10979
6252 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6253 don't put the file header and segment headers in the text
6254 segment.
6255
eda294df
ILT		 6256 PR 10979
6257 * common.cc (Sort_commons::operator()): Stabilize sort when both
6258 entries are NULL.
6259 (Symbol_table::do_allocate_commons_list): When allocating common
6260 symbols, skip a symbol which is no longer common.
6261 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6262 an object before checking its type.
6263 * testsuite/common_test_2.c: New file.
6264 * testsuite/common_test_3.c: New file.
6265 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6266 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6267 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6268 (common_test_2_pic.o, common_test_2.so): New targets.
6269 (common_test_3_pic.o, common_test_3.so): New targets.
6270 * testsuite/Makefile.in: Rebuild.
6271
d7bb5745
ILT		 6272 PR 10979
6273 * script.cc (read_input_script): If we see a new SECTIONS clause,
6274 and we have added an input section, give an error.
6275 * layout.h (class Layout): Add have_added_input_section function.
6276 Add have_added_input_section_ field.
6277 * layout.cc (Layout::Layout): Initialize
6278 have_added_input_section_.
6279 (Layout::layout): Set have_added_input_section_.
6280 (Layout::layout_eh_frame): Likewise.
6281
fc59c572
ILT		 62822009-12-30 Ian Lance Taylor <iant@google.com>
6283
6284 PR 10931
6285 * options.h (class General_options): Add --sort-common option.
6286 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6287 * common.cc (Sort_common): Add sort_order parameter to
6288 constructor. Add sort_order_ field.
6289 (Sort_commons::operator): Check sort_order_.
6290 (Symbol_table::allocate_commons): Determine the sort order.
6291 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6292 Change all callers.
6293 (Symbol_table::do_allocate_commons_list): Likewise.
6294
1c74fab0
ILT		 62952009-12-30 Ian Lance Taylor <iant@google.com>
6296
6297 PR 10916
6298 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6299 symbols from this object, don't change the visibility of an
6300 undefined symbol.
6301 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6302
6affe781
ILT		 63032009-12-30 Ian Lance Taylor <iant@google.com>
6304
6305 PR 10861
6306 * script.h (class Version_script_info): Define Language enum.
6307 Update declarations. Define Glob, Exact, and Lookup types. Add
6308 new fields globals_, locals_, and is_finalized_.
6309 * script.cc: Various formatting fixes.
6310 (class Parser_closure): Change language_stack_ from a vector of
6311 std::string to one of Version_script_info::Language. Adjust all
6312 uses accordingly.
6313 (class Lazy_demangler): Remove.
6314 (struct Version_expression): Change language from std::string to
6315 Version_script_info::Language.
6316 (Version_script_info::Version_script_info): New function.
6317 (Version_script_info::~Version_script_info): Don't call clear.
6318 (Version_script_info::finalize): New function.
6319 (Version_script_info::build_lookup_tables): New function.
6320 (Version_script_info::build_expression_list_lookup): New
6321 function.
6322 (Version_script_info::get_symbol_version_helper): Rewrite to use
6323 lookup tables.
6324 (Version_script_info::print_expression_list): Adjust to use
6325 Version_script_info::Language.
6326 (script_push_lex_into_version_mode): Check that the version script
6327 has not been finalized.
6328 (version_script_push_lang): Change language string to
6329 Version_script_info::Language.
6330 * options.cc (Command_line::version_script): New function.
6331 * options.h (class General_options): Add finalize_dynamic_list
6332 function. Change version_script from declaration to definition.
6333 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6334 * testsuite/version_script.map: Remove duplicate def of foo.
6335 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6336 version_script.map.
6337 * testsuite/Makefile.in: Rebuild.
6338
818bf354
ILT		 63392009-12-30 Ian Lance Taylor <iant@google.com>
6340
6341 PR 10843
6342 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6343 if the input symbol index is 0, make the output symbol index 0.
6344
ebcc8304
ILT		 63452009-12-30 Ian Lance Taylor <iant@google.com>
6346
6347 PR 10670
6348 * options.h (class General_options): Add -x/--discard-all.
6349 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6350 --discard-all. If the local symbol needs a dynamic entry, check
6351 that before handling --discard-locals.
6352
176fe33f
ILT		 63532009-12-30 Ian Lance Taylor <iant@google.com>
6354
bb321bb1
ILT		 6355 PR 10450
6356 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6357 flags to PF_R.
6358 (Output_segment::add_output_section): Don't change the flags if
6359 the type is PT_TLS.
6360
176fe33f
ILT		 6361 PR 10450
6362 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6363 GNU hash table if they need a dynamic value. Otherwise, don't add
6364 them if they are defined in a dynamic object or are forced local.
6365
e8cd95c7
ILT		 63662009-12-29 Ian Lance Taylor <iant@google.com>
6367
1b81fb71
ILT		 6368 PR 10450
6369 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6370 .gnu.hash table for a 32-bit target.
6371
8d6d383d
ILT		 6372 PR 10450
6373 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6374 regular and a dynamic object only needs a dynamic symbol table
6375 entry if it is externally visible.
6376
e785ec03
ILT		 6377 PR 10450
6378 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6379 constructor. Add global_offset_table_ field.
6380 (Target_i386::got_section): Set global_offset_table_.
6381 (Target_i386::do_finalize_sections): Set global_offset_table_
6382 size.
6383 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6384 in constructor. Add global_offset_table_ field.
6385 (Target_x86_64::got_section): Set global_offset_table_.
6386 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6387 size.
6388
1a2dff53
ILT		 6389 * layout.cc (Layout::Layout): Initialize increase_relro_.
6390 (Layout::get_output_section): Add is_relro, is_last_relro, and
6391 is_first_non_relro parameters. Change all callers.
6392 (Layout::choose_output_section): Likewise.
6393 (Layout::add_output_section_data): Likewise.
6394 (Layout::make_output_section): Likewise.
6395 (Layout::set_segment_offsets): Clear increase_relro when using a
6396 linker script.
6397 * layout.h (class Layout): Add increase_relro method. Add
6398 increase_relro_ field. Update declarations.
6399 * output.cc (Output_section::Output_section): Initialize
6400 is_last_relro_ and is_first_non_relro_.
6401 (Output_segment::add_output_section): Group relro sections is
6402 do_sort is true. Handle is_last_relro and is_first_non_relro.
6403 (Output_segment::maximum_alignment): Remove relro handling.
6404 (Output_segment::set_section_addresses): Add increase_relro
6405 parameter. Change all callers. Add initial alignment to align
6406 relro sections on separate page. Remove old relro handling.
6407 (Output_segment::set_section_list_addresses): Remove in_relro
6408 parameter. Change all callers.
6409 (Output_segment::set_offset): Add increase parameter. Change all
6410 callers. Remove old relro handling.
6411 * output.h (class Output_section): Add new methods: is_last_relro,
6412 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6413 Add is_last_relro_ and is_first_non_relro_ fields.
6414 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6415 Create separate .got.plt section. Call increase_relro.
6416 * x86_64.cc (Target_x86_64::got_section): Likewise.
6417 * testsuite/relro_script_test.t: Add .got.plt.
6418
f0ba79e2
ILT		 6419 PR 10450
6420 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6421 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6422 (Layout::finalize): Call set_dynamic_symbol_size.
6423 (Layout::set_dynamic_symbol_size): New function.
6424 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6425 set_dynamic_symbol_size.
6426
e8cd95c7
ILT		 6427 PR 10450
6428 * output.h (class Output_section): Add is_entsize_zero_ field.
6429 * output.cc (Output_section::Output_section): Initialize
6430 is_entsize_zero_.
6431 (Output_section::set_entsize): If two different entsizes are
6432 requested, force it to zero.
6433 (Output_section::add_input_section): Set flags for .debug_str
6434 before updating section flags. Set entsize.
6435 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6436 and SHF_STRING if all input sections have those flags.
6437
3e1b9a8a
RÁE		 64382009-12-29 Rafael Espindola <espindola@google.com>
6439
6440 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6441 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6442 reporting.
3e1b9a8a 6443
3dcad376
ST		 64442009-12-29 Sriraman Tallam <tmsriram@google.com>
6445
6446 * options.cc (General_options::parse_version): Allow -v to exit
6447 without an error if there is nothing to link.
6448
084e2665
ILT		 64492009-12-29 Ian Lance Taylor <iant@google.com>
6450
6451 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6452 using a version of gcc before 4.1.
6453 * configure: Rebuild.
6454
250acde3
CD		 64552009-12-28 Chris Demetriou <cgd@google.com>
6456
6457 * attributes.cc (Output_attributes_section_data::do_write): Use
6458 std::vector::front rather than std::vector::data.
6459
99fff23b
ILT		 64602009-12-28 Ian Lance Taylor <iant@google.com>
6461
6462 * symtab.h (class Symbol_table): Add enum Defined.
6463 * resolve.cc (Symbol_table::should_override): Add defined
6464 parameter. Change all callers. Test whether object is NULL
6465 before calling a method on it.
6466 (Symbol_table::report_resolve_problem): Add defined parameter.
6467 Change all callers.
6468 (Symbol_table::should_override_with_special): Likewise.
6469 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6470 parameter. Change all callers.
6471 (Symbol_table::do_define_in_output_data): Likewise.
6472 (Symbol_table::define_in_output_segment): Likewise.
6473 (Symbol_table::do_define_in_output_segment): Likewise.
6474 (Symbol_table::define_as_constant): Likewise.
6475 (Symbol_table::do_define_as_constant): Likewise.
6476 * script.h (class Symbol_assignment): Add is_defsym parameter to
6477 constructor; change all callers.
6478 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6479 parameter. Change all callers. Add is_defsym_ field.
6480 (class Parser_closure): Add parsing_defsym parameter to
6481 constructor; change all callers. Add parsing_defsym accessor
6482 function. Add parsing_defsym_ field.
6483
556bd683
ILT		 64842009-12-28 Ian Lance Taylor <iant@google.com>
6485
6486 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6487 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6488
1782c879
ILT		 64892009-12-23 Ian Lance Taylor <iant@google.com>
6490
6491 * i386.cc (Target_i386::do_calls_non_split): Recognize
6492 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6493 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6494 -fsplit-stack prologue when using %r11.
1782c879 6495
329ca2b1
ST		 64962009-12-21 Sriraman Tallam <tmsriram@google.com>
6497
6498 * options.cc (General_options::parse_version): Make -v continue and do
6499 the link like GNU ld does.
6500
d675ff46
RÁE		 65012009-12-17 Rafael Avila de Espindola <espindola@google.com>
6502
6503 * Makefile.am (CCFILES): Add timer.cc.
6504 (HFILES): Add timer.h.
6505 * configure.ac: Check for sysconf and times.
6506 * main.cc: include timer.h.
6507 (main): Use Timer instead of get_run_time.
6508 * timer.cc: New.
6509 * timer.h: New.
6510 * workqueue.cc: include timer.h.
6511 (Workqueue::find_and_run_task):
6512 Report user, sys and wall time.
6513 * Makefile.in: Regenerate.
6514 * config.in: Regenerate.
6515 * configure: Regenerate.
6516
d6344fb5
DK		 65172009-12-16 Doug Kwan <dougkwan@google.com>
6518
6519 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6520 sections.
6521 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6522 relaxed input sections.
6523 * output.cc (Output_section::find_relaxed_input_section): Change
6524 return type to Output_relaxed_input_section pointer. Adjust code
6525 for new type of relaxed_input_section_map_.
6526 * output.h (Output_section::find_relaxed_input_section): Change
6527 return type to Output_relaxed_input_section pointer.
6528 (Output_section::Output_relaxed_input_section_by_input_section_map):
6529 New type.
6530 (Output_section::relaxed_input_section_map_): Change type to
6531 Output_section::Output_relaxed_input_section_by_input_section_map.
6532 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6533 input section.
6534
0e0d5469
ILT		 65352009-12-15 Ian Lance Taylor <iant@google.com>
6536
6537 * layout.cc (Layout::create_shstrtab): Only write out after input
6538 sections if we are compressing debug sections.
6539
0649a889
ILT		 65402009-12-15 Ian Lance Taylor <iant@google.com>
6541
6542 * archive.cc (Archive::add_symbols): Only look up a symbol without
6543 a version if there is, in fact, a version.
6544
2ea97941
ILT		 65452009-12-14 Ian Lance Taylor <iant@google.com>
6546
6547 Revert -Wshadow changes, all changes from:
6548 2009-12-11 Doug Kwan <dougkwan@google.com>
6549 2009-12-11 Nick Clifton <nickc@redhat.com>
6550 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6551
b0eec2cc
DK		 65522009-12-11 Doug Kwan <dougkwan@google.com>
6553
6554 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6555 due to -Wshadow.
6556 * attributes.cc (Object_attribute::size): Ditto.
6557 (Attributes_section_data::size): Ditto.
6558 (Attributes_section_data::Attributes_section_data): Ditto.
6559 (Output_attributes_section_data::do_write): Ditto.
6560 * attributes.h (Object_attribute::set_type): Ditto.
6561 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6562
91d6fa6a
NC		 65632009-12-11 Nick Clifton <nickc@redhat.com>
6564
6565 * archive.cc: Fix shadowed variable warnings.
6566 * arm.cc: Likewise.
6567 * compressed_output.cc: Likewise.
6568 * compressed_output.h: Likewise.
6569 * configure: Likewise.
6570 * dwarf_reader.cc: Likewise.
6571 * dynobj.cc: Likewise.
6572 * dynobj.h: Likewise.
6573 * ehframe.cc: Likewise.
6574 * ehframe.h: Likewise.
6575 * errors.cc: Likewise.
6576 * expression.cc: Likewise.
6577 * fileread.cc: Likewise.
6578 * fileread.h: Likewise.
6579 * freebsd.h: Likewise.
6580 * i386.cc: Likewise.
6581 * icf.cc: Likewise.
6582 * incremental.h: Likewise.
6583 * layout.cc: Likewise.
6584 * layout.h: Likewise.
6585 * mapfile.cc: Likewise.
6586 * merge.cc: Likewise.
6587 * merge.h: Likewise.
6588 * object.cc: Likewise.
6589 * object.h: Likewise.
6590 * options.h: Likewise.
6591 * output.cc: Likewise.
6592 * output.h: Likewise.
6593 * parameters.cc: Likewise.
6594 * plugin.cc: Likewise.
6595 * powerpc.cc: Likewise.
6596 * reduced_debug_output.cc: Likewise.
6597 * reduced_debug_output.h: Likewise.
6598 * reloc.cc: Likewise.
6599 * reloc.h: Likewise.
6600 * resolve.cc: Likewise.
6601 * script-sections.cc: Likewise.
6602 * script.cc: Likewise.
6603 * script.h: Likewise.
6604 * sparc.cc: Likewise.
6605 * symtab.cc: Likewise.
6606 * symtab.h: Likewise.
6607 * target-select.cc: Likewise.
6608 * target-select.h: Likewise.
6609 * token.h: Likewise.
6610 * workqueue.cc: Likewise.
6611 * workqueue.h: Likewise.
6612 * x86_64.cc: Likewise.
6613
a0351a69
DK		 66142009-12-10 Doug Kwan <dougkwan@google.com>
6615
6616 * arm.cc (attributes.h): New include.
6617 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6618 (Arm_relobj::~Arm_relobj): Delete object pointed by
6619 attributes_section_data_.
6620 (Arm_relobj::attributes_section_data): New method definition.
6621 (Arm_relobj::attributes_section_data_): New data member declaration.
6622 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6623 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6624 attributes_section_data_.
6625 (Arm_dynobj::attributes_section_data): New method definition.
6626 (Arm_dynobj::attributes_section_data_): New data member declaration.
6627 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6628 initialization value of may_use_blx_ to false.
6629 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6630 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6631 object attributes to compute results instead of hard-coding.
6632 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6633 Target_arm::get_secondary_compatible_arch,
6634 Target_arm::set_secondary_compatible_arch
6635 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6636 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6637 New method declarations.
6638 (Target_arm::get_aeabi_object_attribute): New method definition.
6639 (Target_arm::attributes_section_data_): New data member declaration.
6640 (read_arm_attributes_section): New template definition.
6641 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6642 (Arm_dynobj::do_read_symbols): Ditto.
6643 (Target_arm::do_finalize_sections): Merge attributes sections from
6644 input. Check for BLX use after attributes section merging.
6645 Fix __exidx_start and __exidx_end visibility. Create an
6646 .ARM.attributes section if necessary.
6647 (Target_arm::get_secondary_compatible_arch,
6648 Target_arm::set_secondary_compatible_arch,
6649 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6650 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6651 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6652 New method definitions.
6653
b59befec
ILT		 66542009-12-09 Ian Lance Taylor <iant@google.com>
6655
6656 * plugin.cc (Plugin::load): Don't cast from void* to a function
6657 pointer.
6658
1276bc89
ILT		 66592009-12-09 Ian Lance Taylor <iant@google.com>
6660
6661 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6662 information fields.
6663
2f2de248
L		 66642009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6665
6666 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6667 Replace two_file_shared_1.so with two_file_shared_2.so.
6668 * testsuite/Makefile.in: Regenerated.
6669
4f787271
DK		 66702009-12-08 Doug Kwan <dougkwan@google.com>
6671
6672 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6673 (HFILES): Add attributes.h and int_encoding.h.
6674 * Makefile.in: Regenerate.
6675 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6676 function definitions to int_encoding.cc
6677 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6678 prototypes to int_encoding.h
6679 * reduced_debug_output.cc (int_encoding.h): New include.
6680 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6681 function definitions to int_encoding.cc
6682 (insert_into_vector, read_from_pointer): Move template definitions to
6683 int_encoding.h
6684 * attributes.cc: New file.
6685 * attributes.h: New file.
6686 * int_encoding.cc: New file.
6687 * int_encoding.h: New file.
6688
20b52f1a
RÁE		 66892009-12-07 Rafael Avila de Espindola <espindola@google.com>
6690
6691 PR gold/11055
6692 * incremental-dump.cc (dump_incremental_inputs): New.
6693 (main): Use dump_incremental_inputs.
6694
53d7974c
L		 66952009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6696
6697 PR gold/10893
6698 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6699 checking elfcpp::STT_FUNC.
6700 (Target_i386::Relocate::relocate): Likewise.
6701 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6702
6703 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6704 symbols from shared libraries into normal FUNC symbols.
6705
6706 * symtab.h (Symbol): Add is_func and use it.
6707
05a352e6
DK		 67082009-12-05 Doug Kwan <dougkwan@google.com>
6709
6710 * arm.cc (Target_arm::arm_info): Initialize new fields
6711 attributes_section and attributes_vendor.
6712 * i386.cc (Target_i386::i386_info): Same.
6713 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6714 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6715 fields attributes_section and attributes_vendor.
53d7974c 6716 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6717 * target.h (Target::attributes_section, Target::attributes_vendor,
6718 Target::is_attributes_section, Target::attribute_arg_type,
6719 Target::attributes_order): New method definitions.
6720 (Target::Target_info::attributes_section,
6721 Target::Target_info::attributes_vendor): New fields.
6722 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6723 virtual method definitions.
6724 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6725 attributes_section and attributes_vendor.
6726 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6727
f4e5969c
DK		 67282009-12-05 Doug Kwan <dougkwan@google.com>
6729
6730 * arm.cc: Update comments about interworking and stub generation.
6731 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6732 considered as non-PIC.
6733 (Arm_relocate_functions::base_abs): Fix formatting.
6734 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6735 of function to use GOT entry address instead of offset.
6736 (Target_arm::Scan::global): Issue an error if a symbol would need a
6737 PLT does not get one because it is untyped. Remove code to create
6738 dynamic symbols for relative branches.
6739 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6740 takes unsigned integer instead of boolean.
6741
1abce4a6
L		 67422009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6743
6744 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6745 (two_file_test_LDADD): Likewise.
6746 (common_test_1_LDADD): Likewise.
6747 (exception_test_LDADD) Likewise.
6748 (weak_test_LDADD): Likewise.
6749 (many_sections_test_LDADD): Likewise.
6750 (initpri1_LDADD): Likewise.
6751 (script_test_1_LDADD): Likewise.
6752 (script_test_2_LDADD): Likewise.
6753 (justsyms_LDADD): Likewise.
6754 (binary_test_LDADD): Likewise.
6755 (large_LDADD): Likewise.
6756 * testsuite/Makefile.in: Regenerated.
6757
adcf2816 67582009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6759
adcf2816
L		 6760 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6761 (Symbol_table::override_with_special): Likewise.
6762 (Symbol_table::add_from_object): Likewise.
6763
28e67f5d
RÁE		 67642009-12-04 Rafael Avila de Espindola <espindola@google.com>
6765
6766 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6767 Don't set the data_offset twice.
6768
ae10a101
RÁE		 67692009-12-04 Rafael Avila de Espindola <espindola@google.com>
6770
6771 * testsuite/Makefile.in: Regenerate.
6772
f59f41f3
DK		 67732009-12-03 Doug Kwan <dougkwan@google.com>
6774
6775 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6776 (Target_arm::do_finalize_sections): Add parameter for symbol table
6777 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6778 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6779 parameter for symbol table pointer.
6780 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6781 an additional parameter for a pointer to symbol table.
6782 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6783 parameter for a symbol table pointer.
6784 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6785 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6786 Ditto.
6787 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6788 parameter for a symbol table pointer.
6789
ca55d848
RÁE		 67902009-12-03 Rafael Avila de Espindola <espindola@google.com>
6791
6792 * incremental.cc (Incremental_inputs_header)
6793 (Incremental_inputs_header_write, Incremental_inputs_entry)
6794 (Incremental_inputs_entry_write): Move ...
6795 * incremental.h (Incremental_inputs_header)
6796 (Incremental_inputs_header_write, Incremental_inputs_entry)
6797 (Incremental_inputs_entry_write): here.
6798
3aec4f9c
RÁE		 67992009-12-02 Rafael Avila de Espindola <espindola@google.com>
6800
6801 * incremental.cc (make_sized_incremental_binary): Set the target.
6802 Error if it is incompatible.
6803 * output.h (Output_file): Add filename method.
6804
9c0ae74d
RÁE		 68052009-12-02 Rafael Avila de Espindola <espindola@google.com>
6806
6807 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6808 from the get_* methods.
6809
a45500ae
RÁE		 68102009-12-02 Rafael Avila de Espindola <espindola@google.com>
6811
6812 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6813 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6814 Write 0 for the data_offset of scripts.
6815
325e6408
RÁE		 68162009-12-02 Rafael Avila de Espindola <espindola@google.com>
6817
6818 * testsuite/Makefile.am: Add the incremental_test.sh test.
6819 * testsuite/incremental_test.sh: New.
6820 * testsuite/incremental_test_1.c: New.
6821 * testsuite/incremental_test_2.c: New.
6822
954c3e2e
RÁE		 68232009-12-01 Rafael Avila de Espindola <espindola@google.com>
6824
6825 * incremental-dump.cc (main): Fix typos.
6826
f8086623
RÁE		 68272009-11-27 Rafael Avila de Espindola <espindola@google.com>
6828
6829 PR gold/11025
6830 * incremental-dump.cc (main): Use llu to print 64 bit values.
6831
3b0dd6ac
L		 68322009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6833 H.J. Lu <hongjiu.lu@intel.com>
6834
6835 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6836 $(LIBDL).
6837 (incremental_dump_LDADD): Likewise.
6838 * Makefile.in: Regenerated.
6839
a6d1ef57 68402009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6841
a6d1ef57
DK		 6842 Revert:
6843
6844 2009-11-25 Doug Kwan <dougkwan@google.com>
6845
6846 * arm.cc (Target_arm::Target_arm): Move method definition
6847 outside of class definition. Add code to handle
6848 --target1-rel, --target1-abs and --target2= options.
6849 (Target_arm::get_reloc_reloc_type): Change method to be
6850 non-static and const.
6851 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6852 New data member declaration.
6853 (Target_arm::Scan::local, Target_arm::Scan::global,
6854 Target_arm::Relocate::relocate,
6855 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6856 Adjust call to Target_arm::get_real_reloc_type.
6857 (Target_arm::get_real_reloc_type): Use command line options
6858 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6859 * options.h (--target1-rel, --target1-abs, --target2): New
6860 ARM-only options.
6861
50aeb7d4
DK		 68622009-11-25 Doug Kwan <dougkwan@google.com>
6863
6864 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6865 class definition. Add code to handle --target1-rel, --target1-abs
6866 and --target2= options.
6867 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6868 and const.
6869 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6870 member declaration.
6871 (Target_arm::Scan::local, Target_arm::Scan::global,
6872 Target_arm::Relocate::relocate,
6873 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6874 call to Target_arm::get_real_reloc_type.
6875 (Target_arm::get_real_reloc_type): Use command line options to
6876 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6877 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6878 options.
6879
51938283
DK		 68802009-11-25 Doug Kwan <dougkwan@google.com>
6881
6882 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6883 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6884 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6885 formatting.
6886 (Arm_relocate_functions::thm_call): Replace body with a call to
6887 Arm_relocate_functions::thumb_branch_common.
6888 (Arm_relocate_functions::thm_jump24,
6889 Arm_relocate_functions::thm_xpc22): New method definitions.
6890 (Arm_relocate_functions::thumb_branch_common): New method definition.
6891 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6892 operator.
6893 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6894 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6895
e2b8f3c4
RÁE		 68962009-11-24 Rafael Avila de Espindola <espindola@google.com>
6897
6898 * Makefile.am: Build incremental-dump
6899 * Makefile.in: Regenerate.
6900 * incremental-dump.cc: New.
6901 * incremental.cc (Incremental_inputs_header_data,
6902 Incremental_inputs_entry_data): Move to incremental.h
6903 * incremental.h: (Incremental_inputs_header_data,
6904 Incremental_inputs_entry_data): Move from incremental.cc
6905
bcba9aec
RÁE		 69062009-11-24 Rafael Avila de Espindola <espindola@google.com>
6907
6908 * incremental.cc (Incremental_inputs_header,
6909 Incremental_inputs_header_write, Incremental_inputs_entry,
6910 Incremental_inputs_entry_write): Add a typedef with the data type.
6911
7c3afe08
RÁE		 69122009-11-24 Rafael Avila de Espindola <espindola@google.com>
6913
6914 * incremental.cc (Incremental_inputs_header,
6915 Incremental_inputs_header_write, Incremental_inputs_entry,
6916 Incremental_inputs_entry_write): Update comment about which
6917 type has the filed descriptions.
6918
d204b6e9
DK		 69192009-11-15 Doug Kwan <dougkwan@google.com>
6920
6921 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6922 (Arm_relocate_functions::arm_branch_common): Change method defintion
6923 in class definition to a method declaration and update list of formal
6924 parameters.
6925 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6926 Arm_relocation_functions::jump24): Adjust call to
6927 Arm_relocate_functions::arm_branch_common. Update list of formal
6928 parameters.
6929 (Arm_relocate_functions::xpc25): New method definition.
6930 (Arm_relocate_functions::arm_branch_common): Move method defintion
6931 out from class definition. Use stubs for mode-switching and extending
6932 branch ranges.
6933 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6934 specially. Change code to enable use of stubs in ARM branches.
6935
43d12afe
DK		 69362009-11-10 Doug Kwan <dougkwan@google.com>
6937
6938 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6939 in method declaration.
6940 (Target_arm::relocate_stub): New method declaration.
6941 (Target_arm::default_target): Change to return a pointer instead of
6942 a const reference.
6943 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6944 Target_arm::default_target.
6945 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6946 method definition.
6947 (Target_arm::relocate_section): Adjust view.
6948 (Target_arm::relocate_stub): New method definition.
6949
ac33a407
DK		 69502009-11-10 Doug Kwan <dougkwan@google.com>
6951
6952 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6953 a format warning.
6954 * incremental.cc (open_incremental_binary): Initialized local
6955 variables to avoid warnings.
6956 * object.cc (make_elf_object): Ditto.
6957 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6958 a format warning.
e1df38aa 6959
88ee28e9
L		 6960009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6961
6962 PR gold/10930
6963 * testsuite/plugin_test.c: Include "config.h".
6964
2daedcd6
DK		 69652009-11-09 Doug Kwan <dougkwan@google.com>
6966
6967 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6968 (arm_symbol_value): Remove.
6969 (Arm_relocate_functions::arm_branch_common,
6970 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6971 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6972 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6973 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6974 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6975 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6976 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6977 Arm_relocate_functions::thm_mobw_abs_nc,
6978 Arm_relocate_functions::thm_mov_abs,
6979 Arm_relocate_functions::movw_prel_nc,
6980 Arm_relocate_functions::thm_movt_abs,
6981 Arm_relocate_functions::movt_prel,
6982 Arm_relocate_functions::thm_movw_prel_nc,
6983 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6984 (Target_arm::Relocate::relocate): Only decompose address into two
6985 parts if relocation type uses the thumb-bit and pass the actual
6986 bit instead of a flag indicating that the thumb-bit is used. Adjust
6987 calls to methods in Arm_relocate_functions for this change.
6988
1276bc89 69892009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6990
6991 PR 10925
6992 * reloc.cc: Instantiate
6993 Sized_relobj::initialize_input_to_output_maps and
6994 Sized_relobj:free_input_to_output_maps.
6995
e53ad1b5
ILT		 69962009-11-06 Ian Lance Taylor <iant@google.com>
6997
6998 PR 10876
6999 * defstd.cc (in_segment): Set only_if_ref true for "end".
7000
eb44217c
DK		 70012009-11-06 Doug Kwan <dougkwan@google.com>
7002
7003 * arm.cc (class Reloc_stub): Correct a comment.
7004 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7005 (Target_arm::scan_section_for_stubs): New method declaration.
7006 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7007 Change methods from private to protected.
7008 (Target_arm::do_may_relax): New method definition.
7009 (Target_arm::do_relax, Target_arm::group_sections,
7010 Target_arm::scan_reloc_for_stub,
7011 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7012 (Target_arm::arm_input_section_map_): New data member declaration.
7013 (Target_arm::scan_reloc_for_stub,
7014 Target_arm::scan_reloc_section_for_stubs,
7015 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7016 Target_arm::do_relax): New method definitions.
7017
5d329b7d
ILT		 70182009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7019
7020 * configure.ac: Check for (struct stat)::st_mtim
7021 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7022 * config.in: Regenerate.
7023 * configure: Regenerate.
7024
96a0d71b
ILT		 70252009-11-05 Ian Lance Taylor <iant@google.com>
7026
7027 PR 10910
7028 * output.cc (Output_segment::add_output_section): Add missing
7029 return statement.
7030
594c8e5e
ILT		 70312009-11-04 Ian Lance Taylor <iant@google.com>
7032
7033 PR 10880
7034 * object.h (class Object): Add is_needed and set_is_needed
7035 methods. Add is_needed_ field. Make bool fields into bitfields.
7036 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7037 defined in a dynamic object and referenced by a regular object,
7038 set is_needed for the dynamic object.
7039 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7040 if the file is marked with as_needed and it is not needed.
7041
22b127cc
ILT		 70422009-11-04 Ian Lance Taylor <iant@google.com>
7043
7044 PR 10887
7045 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7046 tags if data is discarded by linker script.
7047 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7048 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7049 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7050 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7051
f5c870d2
ILT		 70522009-11-04 Ian Lance Taylor <iant@google.com>
7053
7054 * layout.cc (Layout::get_output_section): Add is_interp and
7055 is_dynamic_linker_section parameters. Change all callers.
7056 (Layout::choose_output_section): Likewise.
7057 (Layout::make_output_section): Likewise.
7058 (Layout::add_output_section_data): Add is_dynamic_linker_section
7059 parameter. Change all callers.
7060 * layout.h (class Layout): Update declarations.
7061 * output.h (class Output_section): Add is_interp, set_is_interp,
7062 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7063 Add is_interp_, is_dynamic_linker_section_ fields. Change
7064 generate_code_fills_at_write_ to a bitfield.
7065 * output.cc (Output_section::Output_sections): Initialize new
7066 fields.
7067 (Output_segment::add_output_section): Add do_sort parameter.
7068 Change all callers.
7069
1ae4d23b
ILT		 70702009-11-03 Ian Lance Taylor <iant@google.com>
7071
7072 PR 10860
7073 * options.h (class General_options): Add --warn-common.
7074 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7075 merging two common symbols.
7076 (Symbol_table::should_override): Handle --warn-common when merging
7077 a common symbol with a defined symbol. Use report_resolve_problem
7078 for multiple definitions.
7079 (Symbol_table::report_resolve_problem): New function.
7080 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7081
55da9579
DK		 70822009-11-03 Doug Kwan <dougkwan@google.com>
7083
7084 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7085 stub_factory_.
7086 (Target_arm::stub_factory): New method definition.
7087 (Target_arm::new_arm_input_section,
7088 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7089 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7090 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7091 New type definitions.
7092 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7093 member declarations.
7094 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7095 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7096 New method definitions.
7097
37a9ac43
ILT		 70982009-11-03 Ian Lance Taylor <iant@google.com>
7099
7100 * options.h (class General_options): Add --warn_constructors.
7101
b3d6a3d4
ILT		 71022009-11-03 Ian Lance Taylor <iant@google.com>
7103
7104 PR 10893
7105 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7106 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7107
934b01dd
ILT		 71082009-11-03 Ian Lance Taylor <iant@google.com>
7109
7110 PR 10895
7111 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7112 --msgid-bugs-address.
7113 (install-pdf): New target.
7114 (install-data_yes): Look up one directory to find mkinstalldirs.
7115
03c1939b
L		 71162009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7117
7118 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7119 tree.
7120
ebd95253
DK		 71212009-10-30 Doug Kwan <dougkwan@google.com>
7122
7123 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7124
e9bbb538
DK		 71252009-10-30 Doug Kwan <dougkwan@google.com>
7126
7127 * arm.cc (Stub_addend_reader): New struct template definition
7128 and partial specializations.
7129 (Stub_addend_reader::operator()): New method definition for a
7130 partially specialized template.
7131
d5b40221
DK		 71322009-10-30 Doug Kwan <dougkwan@google.com>
7133
7134 * arm.cc (Arm_relobj::processor_specific_flags): New method
7135 definition.
7136 (Arm_relobj::do_read_symbols): New method declaration.
7137 (Arm_relobj::processor_specific_flags_): New data member declaration.
7138 (Arm_dynobj): New class definition.
7139 (Target_arm::do_finalize_sections): Add input_objects parameter.
7140 (Target_arm::do_adjust_elf_header): New method declaration.
7141 (Target_arm::are_eabi_versions_compatible,
7142 (Target_arm::merge_processor_specific_flags): New method declaration.
7143 (Target_arm::do_make_elf_object): New overloaded method definitions
7144 and declaration.
7145 (Arm_relobj::do_read_symbols): New method definition.
7146 (Arm_dynobj::do_read_symbols): Ditto.
7147 (Target_arm::do_finalize_sections): Add input_objects parameters.
7148 Merge processor-specific flags from all input objects.
7149 (Target_arm::are_eabi_versions_compatible,
7150 Target_arm::merge_processor_specific_flags,
7151 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7152 New method definitions.
7153 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7154 Input_objects pointer type parameter.
7155 * layout.cc (Layout::finalize): Pass input objects to target's.
7156 finalize_sections function.
7157 * output.cc (Output_file_header::do_sized_write): Set ELF file
7158 header's processor-specific flags.
7159 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7160 Input_objects pointer type parameter.
7161 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7162 * target.h (Input_objects): New forward class declaration.
7163 (Target::processor_specific_flags,
7164 Target::are_processor_specific_flags_sect): New method definitions.
7165 (Target::finalize_sections): Add input_objects parameter.
7166 (Target::Target): Initialize processor_specific_flags_ and
7167 are_processor_specific_flags_set_.
7168 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7169 parameter.
7170 (Target::set_processor_specific_flags): New method definition.
7171 (Target::processor_specific_flags_,
7172 Target::are_processor_specific_flags_set_): New data member
7173 declarations.
7174 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7175 Input_objects pointer type parameter.
7176
ebabffbd
DK		 71772009-10-30 Doug Kwan <dougkwan@google.com>
7178
7179 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7180
ad0f2072
ILT		 71812009-10-28 Ian Lance Taylor <iant@google.com>
7182
7183 * object.h (class Relobj): Drop options parameter from
7184 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7185 do_scan_relocs, do_relocate. Change all callers.
7186 (class Sized_relobj): Drop options parameters from
7187 do_gc_process_relocs, do_scan_relocs, do_relocate,
7188 do_relocate_sections, relocate_sections, emit_relocs_scan,
7189 emit_relocs_scan_reltype. Change all callers.
7190 (struct Relocate_info): Remove options field and all references to
7191 it.
7192 * reloc.h (class Read_relocs): Remove options constructor
7193 parameter and options_ field. Change all callers.
7194 (class Gc_process_relocs, class Scan_relocs): Likewise.
7195 (class Relocate_task): Likewise.
7196 * target-reloc.h (scan_relocs): Remove options parameter. Change
7197 all callers.
7198 (scan_relocatable_relocs): Likewise.
7199 * target.h (class Sized_target): Remove options parameter from
7200 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7201 all callers.
7202 * gc.h (gc_process_relocs): Remove options parameter. Change all
7203 callers.
7204 * arm.cc: Update functions to remove options parameters.
7205 * i386.cc: Likewise.
7206 * powerpc.cc: Likewise.
7207 * sparc.cc: Likewise.
7208 * x86_64.cc: Likewise.
7209 * testsuite/testfile.cc: Likewise.
7210
8ffa3667
DK		 72112009-10-28 Doug Kwan <dougkwan@google.com>
7212
7213 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7214 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7215 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7216 New method definitions.
7217
40f36857
CC		 72182009-10-28 Cary Coutant <ccoutant@google.com>
7219
7220 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7221 (Plugin::cleanup_done_): New member.
7222 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7223 (Plugin_manager::cleanup_done_): Remove.
7224 (Plugin_manager::add_input_file): Edit error message.
7225 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7226 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7227
2c849493
ILT		 72282009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7229
7230 * fileread.cc: (File_read::View::~View): Use the new
7231 data_ownership_ filed.
7232 (File_read::~File_read): Dispose the new whole_file_view_.
7233 (File_read::open): Mmap the whole file if needed.
7234 (File_read::open): Use whole_file_view_ instead of contents_.
7235 (File_read::find_view): Use whole_file_view_ if applicable.
7236 (File_read::do_read): Use whole_file_view_ instead of contents_.
7237 (File_read::make_view): Use whole_file_view_ instead of contents_,
7238 update File_read::View::View call.
7239 (File_read::find_or_make_view): Update File_read::View::View
7240 call.
7241 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7242 remove contents_
7243 (File_read::View::Data_ownership): New enum.
7244 (File_read::View::View): Replace bool mapped_ with Data_ownership
7245 argument.
7246 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7247 (File_read::View::data_ownership_): New field.
7248 (File_read::contents_): Remove (replaced by whole_file_view_).
7249 (File_read::whole_file_view_): New field.
7250 * options.h (class General_options): Add --keep-files-mapped.
7251
24998053
CC		 72522009-10-27 Cary Coutant <ccoutant@google.com>
7253
7254 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7255 * testsuite/Makefile.am (plugin_test_5): New test case.
7256 * testsuite/Makefile.in: Regenerate.
7257
72adc4fa
DK		 72582009-10-25 Doug Kwan <dougkwan@google.com>
7259
7260 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7261 from private to protected to allow access by child class.
7262 (Sized_relobj::do_relocate_sections): New method declaration.
7263 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7264 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7265 Sized_relobj::relocate_sections. Instantiate template explicitly
7266 for different target sizes and endianity.
7267
07f508a2
DK		 72682009-10-24 Doug Kwan <dougkwan@google.com>
7269
7270 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7271 (Arm_input_section::as_arm_input_section): New method.
7272 (Arm_output_section): New class definition.
7273 (Arm_output_section::create_stub_group,
7274 Arm_output_section::group_sections): New method definitions.
7275
10ad9fe5
DK		 72762009-10-22 Doug Kwan <dougkwan@google.com>
7277
7278 * arm.cc (Arm_input_section): New class definition.
7279 (Arm_input_section::init, Arm_input_section:do_write,
7280 Arm_input_section::set_final_data_size,
7281 Arm_input_section::do_reset_address_and_file_offset): New method
7282 definitions.
7283
56ee5e00
DK		 72842009-10-21 Doug Kwan <dougkwan@google.com>
7285
7286 * arm.cc (Stub_table, Arm_input_section): New forward class
7287 declarations.
7288 (Stub_table): New class defintion.
7289 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7290 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7291 New method definition.
7292
b569affa
DK		 72932009-10-21 Doug Kwan <dougkwan@google.com>
7294
7295 * arm.cc: Update copyright comments.
7296 (Target_arm): New forward class template declaration.
7297 (Arm_address): New type.
7298 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7299 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7300 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7301 constants.
7302 (Insn_template): Same.
7303 (DEF_STUBS): New macro.
7304 (Stub_type): New enum type.
7305 (Stub_template): New class definition.
7306 (Stub): Same.
7307 (Reloc_stub): Same.
7308 (Stub_factory): Same.
7309 (Target_arm::Target_arm): Initialize may_use_blx_ and
7310 should_force_pic_veneer_.
7311 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7312 Target_arm::should_force_pic_veneer,
7313 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7314 Target_arm::using_thumb_only, Target_arm:;default_target): New
7315 method defintions.
7316 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7317 New data member declarations.
7318 (Insn_template::size, Insn_template::alignment): New method defintions.
7319 (Stub_template::Stub_template): New method definition.
7320 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7321 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7322 (Stub_factory::Stub_factory): New method definition.
7323 * gold.h (string_hash): New template.
7324 * output.h (Input_section_specifier::hash_value): Use
7325 gold::string_hash.
7326 (Input_section_specifier::string_hash): Remove.
7327 * stringpool.cc (Stringpool_template::string_hash): Use
7328 gold::string_hash.
7329
6c172549
DK		 73302009-10-20 Doug Kwan <dougkwan@google.com>
7331
7332 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7333 symbols of relaxed input sections.
7334 * output.h (Output_section::find_relaxed_input_section): Make
7335 method public.
7336
c5617f2f
DK		 73372009-10-16 Doug Kwan <dougkwan@google.com>
7338
7339 * dynobj.cc (Versions::Versions): Initialize version_script_.
7340 Only insert base version symbol definition for a shared object
7341 if version script defines any version versions.
7342 (Versions::define_base_version): New method definition.
7343 (Versions::add_def): Check that base version is not needed.
7344 (Versions::add_need): Define base version lazily.
7345 * dynobj.h (Versions::define_base_version): New method declaration.
7346 (Versions::needs_base_version_): New data member declaration.
7347 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7348 (check_DATA): Add no_version_test.stdout.
7349 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7350 New make rules.
7351 * testsuite/Makefile.in: Regenerate.
7352 * testsuite/no_version_test.c: New file.
7353 * testsuite/no_version_test.sh: Ditto.
7354
3c12dcdb
DK		 73552009-10-16 Doug Kwan <dougkwan@google.com>
7356
7357 * expression.cc (class Segment_start_expression): New class definition.
7358 (Segment_start_expression::value): New method definition.
7359 (script_exp_function_segment_start): Return a new
7360 Segment_start_expression.
7361 * gold/script-c.h (script_saw_segment_start_expression): New function
7362 prototype.
7363 * script-sections.cc (Script_sections::Script_sections): Initialize
7364 SAW_SEGMENT_START_EXPRESSION_ to false.
7365 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7366 and -Tbbs options to specify section addresses if given in
7367 command line and no SEGMENT_START expression is seen in a script.
7368 * script-sections.h (Script_sections::saw_segment_start_expression,
7369 Script_sections::set_saw_segment_start_expression): New method
7370 definition.
7371 (Script_sections::saw_segment_start_expression_): New data member
7372 declaration.
7373 * script.cc (script_saw_segment_start_expression): New function.
7374 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7375 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7376 script_test_7.sh and script_test_8.sh.
7377 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7378 script_test_8.stdout.
7379 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7380 (script_test_6, script_test_6.stdout, script_test_7,
7381 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7382 * Makefile.in: Regenerate.
7383 * testsuite/script_test_6.sh: New file.
7384 * testsuite/script_test_6.t: Same.
7385 * testsuite/script_test_7.sh: Same.
7386 * testsuite/script_test_7.t: Same.
7387 * testsuite/script_test_8.sh: Same.
7388
64b1ae37
DK		 73892009-10-16 Doug Kwan <dougkwan@google.com>
7390
7391 * output.cc (Output_segment::set_section_list_address): Cast
7392 expressions to unsigned long long type to avoid format warnings.
7393
661be1e2
ILT		 73942009-10-15 Ian Lance Taylor <iant@google.com>
7395
12edd763 7396 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7397 dot assignment to script_sections_.
12edd763
ILT		 7398 * script-sections.cc (Script_sections::add_dot_assignment):
7399 Initialize if necessary.
7400
68b6574b
ILT		 7401 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7402 program headers with no load segment if there is a linker script.
7403
661be1e2
ILT		 7404 * layout.cc (Layout::set_segment_offsets): Align the file offset
7405 to the segment aligment for -N or -n with no load segment.
7406 * output.cc (Output_segment::add_output_section): Don't crash if
7407 the first section is a TLS section.
7408 (Output_segment::set_section_list_addresses): Print an error
7409 message if the address moves backward in a linker script.
7410 * script-sections.cc
7411 (Output_section_element_input::set_section_addresses): Don't
7412 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7413 (Orphan_output_section::set_section_addresses): Likewise.
7414
f15f61a7
DK		 74152009-10-15 Doug Kwan <dougkwan@google.com>
7416
7417 * layout.cc (Layout::finish_dynamic_section): Generate tags
7418 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7419 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7420 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7421
82bb573a
ILT		 74222009-10-14 Ian Lance Taylor <iant@google.com>
7423
7424 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7425 fields.
7426 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7427 data_shdr fields of relinfo.
7428 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7429 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7430 R_386_TLS_LDO_32, adjust based on section flags.
7431 (Target_i386::Relocate::fix_up_ldo): Remove.
7432
374ad285
ILT		 74332009-10-13 Ian Lance Taylor <iant@google.com>
7434
7435 Add support for -pie.
7436 * options.h (class General_options): Add -pie and
7437 --pic-executable.
7438 (General_options::output_is_position_independent): Test -pie.
7439 (General_options::output_is_executable): Return true if not shared
7440 and not relocatable.
7441 (General_options::output_is_pie): Remove.
7442 * options.cc (General_options::finalize): Reject incompatible uses
7443 of -pie.
7444 * gold.cc (queue_middle_tasks): A -pie link is not static.
7445 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7446 * symtab.cc (Symbol::final_value_is_known): Return false if
7447 output_is_position_independent.
7448 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7449 output_is_position_independent.
7450 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7451 output_is_position_independent.
7452 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7453 output_is_position_independent.
7454 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7455 two_file_pie_test.
7456 (basic_pie_test.o, basic_pie_test): New targets.
7457 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7458 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7459 (two_file_pie_test): New target.
7460 * testsuite/Makefile.in: Rebuild.
7461 * README: Remove note saying that -pie is not supported.
7462
c6585162
ILT		 74632009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7464
7465 * options.h (class General_options): Add -init and -fini.
7466 * layout.cc (Layout::finish_dynamic_section): Emit
7467 given init and fini functions.
7468
032ce4e9
ST		 74692009-10-13 Sriraman Tallam <tmsriram@google.com>
7470
7471 * gc.h (gc_process_relocs): Check if icf is enabled using new
7472 function.
7473 * gold.cc (queue_initial_tasks): Likewise.
7474 (queue_middle_tasks): Likewise.
7475 * object.cc (do_layout): Likewise.
7476 * symtab.cc (is_section_folded): Likewise.
7477 * main.cc (main): Likewise.
7478 * reloc.cc (Read_relocs::run): Likewise.
7479 (Sized_relobj::do_scan_relocs): Likewise.
7480 * icf.cc (is_function_ctor_or_dtor): New function.
7481 (Icf::find_identical_sections): Check if function is ctor or dtor when
7482 safe icf is chosen.
7483 * options.h (General_options::icf): Change option to be an enum.
7484 (Icf_status): New enum.
7485 (icf_enabled): New method.
7486 (icf_safe_folding): New method.
7487 (set_icf_status): New method.
7488 (icf_status_): New variable.
7489 * (options.cc) (General_options::finalize): Set icf_status_.
7490 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7491 icf_test and icf_keep_unique_test to use the --icf enum flag.
7492 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7493 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7494
f345227a
ST		 74952009-10-12 Sriraman Tallam <tmsriram@google.com>
7496
7497 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7498 includes to gc.h and icf.h.
7499 * arm.cc: Include gc.h.
7500 * gold.cc: Likewise.
7501 * i386.cc: Likewise.
7502 * powerpc.cc: Likewise.
7503 * sparc.cc: Likewise.
7504 * x86_64.cc: Likewise.
7505 * gc.h: Include icf.h.
7506
1c7814ed
ILT		 75072009-10-11 Ian Lance Taylor <iant@google.com>
7508
7509 * plugin.cc: Include "gold.h" before other header files.
7510
ae3b5189
CD		 75112009-10-10 Chris Demetriou <cgd@google.com>
7512
7513 * options.h (Input_file_argument::Input_file_type): New enum.
7514 (Input_file_argument::is_lib_): Replace with...
7515 (Input_file_argument::type_): New member.
7516 (Input_file_argument::Input_file_argument): Take Input_file_type
7517 'type' rather than boolean 'is_lib' as second argument.
7518 (Input_file_argument::is_lib): Use type_.
7519 (Input_file_argument::is_searched_file): New function.
7520 (Input_file_argument::may_need_search): Handle is_searched_file.
7521 * options.cc (General_options::parse_library): Support -l:filename.
7522 (General_options::parse_just_symbols): Update for Input_file_argument
7523 changes.
7524 (Command_line::process): Likewise.
7525 * archive.cc (Archive::get_file_and_offset): Likewise.
7526 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7527 * script.cc (read_script_file, script_add_file): Likewise.
7528 * fileread.cc (Input_file::Input_file): Likewise.
7529 (Input_file::will_search_for): Handle is_searched_file.
7530 (Input_file::open): Likewise.
7531 * readsyms.cc (Read_symbols::get_name): Likewise.
7532 * testsuite/Makefile.am (searched_file_test): New test.
7533 * testsuite/Makefile.in: Regenerate.
7534 * testsuite/searched_file_test.cc: New file.
7535 * testsuite/searched_file_test_lib.cc: New file.
7536
f3048a1d
ILT		 75372009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7538 Ian Lance Taylor <iant@google.com>
7539
7540 * descriptor.cc: Include <cstdio> and "binary-io.h".
7541 (Descriptors::open): Open the files in binary mode always.
7542 * script.cc (Lex::get_token): Treat \r as whitespace.
7543
d4780e57
ILT		 75442009-10-09 Ian Lance Taylor <iant@google.com>
7545
7546 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7547
d9a893b8
ILT		 75482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7549 Ian Lance Taylor <iant@google.com>
7550
7551 * configure.ac: Check for readv function also.
7552 * fileread.cc (readv): Define if not HAVE_READV.
7553 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7554 does not exist.
7555 * config.in: Regenerate.
7556 * configure: Regenerate.
7557
c0a62865
DK		 75582009-10-09 Doug Kwan <dougkwan@google.com>
7559
7560 * layout.cc (Layout::make_output_section): Call target hook to make
7561 ordinary output section.
7562 (Layout::finalize): Adjust parameter list of call the
7563 Target::may_relax().
7564 * layout.h (class Layout::section_list): New method.
7565 * merge.h (Output_merge_base::entsize): Change visibility to public.
7566 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7567 New methods.
7568 (Output_merge_string::do_is_string): New method.
7569 * object.cc (Sized_relobj::do_setup): renamed from
7570 Sized_relobj::set_up.
7571 * object.h (Sized_relobj::adjust_shndx,
7572 Sized_relobj::initializ_input_to_output_maps,
7573 Sized_relobj::free_input_to_output_maps): Change visibilities to
7574 protected.
7575 (Sized_relobj::setup): Virtualize.
7576 (Sized_relobj::do_setup): New method declaration.
7577 (Sized_relobj::invalidate_section_offset,
7578 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7579 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7580 * options.cc (parse_int): New function.
7581 * options.h (parse_int): New declaration.
7582 (DEFINE_int): New macro.
7583 (stub_group_size): New option.
7584 * output.cc (Output_section::Output_section): Initialize memebers
7585 merge_section_map_, merge_section_by_properties_map_,
7586 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7587 (Output_section::add_input_section): Handled deferred code-fill
7588 generation and remove an old comment.
7589 (Output_section::add_relaxed_input_section): New method definition.
7590 (Output_section::add_merge_input_section): Use merge section by
7591 properties map to speed to search. Update merge section maps
7592 as appropriate.
7593 (Output_section::build_relaxation_map): New method definition.
7594 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7595 Same.
7596 (Output_section::relax_input_section): Renamed to
7597 Output_section::convert_input_sections_to_relaxed_sections and change
7598 interface to take a vector of pointers to relaxed sections.
7599 (Output_section::find_merge_section,
7600 Output_section::find_relaxed_input_section): New method definitions.
7601 (Output_section::is_input_address_mapped,
7602 Output_section::output_offset, Output_section::output_address):
7603 Use output section data maps to speed up searching.
7604 (Output_section::find_starting_output_address): Add comments.
7605 (Output_section::do_write,
7606 Output_section::write_to_postprocessing_buffer): Do code-fill
7607 generation as appropriate.
7608 (Output_section::get_input_sections): Invalidate relaxed input section
7609 map.
7610 (Output_section::restore_states): Adjust type of checkpoint .
7611 Invalidate relaxed input section map.
7612 * output.h (Output_merge_base): New class declaration.
7613 (Input_section_specifier): New class defintion.
7614 (class Output_relaxed_input_section) Change base class to
7615 Output_section_data_build.
7616 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7617 base class initializer.
7618 (Output_section::add_relaxed_input_section): New method declaration.
7619 (Output_section::Input_section): Change visibility to protected.
7620 (Output_section::Input_section::relobj,
7621 Output_section::Input_section::shndx): Handle relaxed input sections.
7622 Output_section::input_sections) Change visibility to protected. Also
7623 define overload to return a non-const pointer.
7624 (Output_section::Merge_section_properties): New class defintion.
7625 (Output_section::Merge_section_by_properties_map,
7626 Output_section::Output_section_data_by_input_section_map,
7627 Output_section::Relaxation_map): New types.
7628 (Output_section::relax_input_section): Rename method to
7629 Output_section::convert_input_sections_to_relaxed_sections and change
7630 interface to take a vector of relaxed section pointers.
7631 (Output_section::find_merge_section,
7632 Output_section::find_relaxed_input_section,
7633 Output_section::build_relaxation_map,
7634 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7635 New method declarations.
7636 (Output_section::merge_section_map_
7637 Output_section::merge_section_by_properties_map_,
7638 Output_section::relaxed_input_section_map_,
7639 Output_section::is_relaxed_input_section_map_valid_,
7640 Output_section::generate_code_fills_at_write_): New data members.
7641 * script-sections.cc
7642 (Output_section_element_input::set_section_addresses): Call
7643 current_data_size and addralign methods of relaxed input sections.
7644 (Orphan_output_section::set_section_addresses): Call current_data_size
7645 and addralign methods of relaxed input sections.
7646 * symtab.cc (Symbol_table::compute_final_value): Extract template
7647 from the body of Symbol_table::sized_finalize_symbol.
7648 (Symbol_table::sized_finalized_symbol): Call
7649 Symbol_table::compute_final_value.
7650 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7651 (Symbol_table::compute_final_value): New templated method declaration.
7652 * target.cc (Target::do_make_output_section): New method defintion.
7653 * target.h (Target::make_output_section): New method declaration.
7654 (Target::relax): Add more parameters for input objects, symbol table
7655 and layout. Adjust call to do_relax.
7656 (Target::do_make_output_section): New method declaration.
7657 (Target::do_relax): Add parameters for input objects, symbol table
7658 and layout.
7659
d446d6c4
ILT		 76602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7661
7662 * pread.c: Include stdio.h.
7663
bc06c745
ILT		 76642009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7665
7666 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7667 defined.
7668
75aea3d0
ILT		 76692009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7670
7671 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7672 Change read_shndx type to unsigned int.
7673 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7674 int.
7675 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7676 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7677 Change read_shndx type to unsigned int.
7678 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7679 int.
7680 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7681 * layout.cc (Layout::create_symtab_sections): Cast the result of
7682 local_symcount * symsize to off_t in the gold_assert.
7683
be8fcb75
ILT		 76842009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7685
7686 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7687 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7688 R_ARM_BASE_ABS.
7689 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7690 (Arm_relocate_functions::thm_abs5): New function.
7691 (Arm_relocate_functions::abs12): New function.
7692 (Arm_relocate_functions::abs16): New function.
7693 (Arm_relocate_functions::base_abs): New function.
7694 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7695 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7696 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7697 R_ARM_BASE_ABS.
7698 (Scan::global): Likewise.
7699 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7700 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7701 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7702 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7703 R_ARM_BASE_ABS.
7704
c2a122b6
ILT		 77052009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7706
7707 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7708 (Arm_relocate_functions::movt_prel): New function.
7709 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7710 (Arm_relocate_functions::thm_movt_prel): New function.
7711 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7712 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7713 (Scan::global, Relocate::relocate): Likewise.
7714 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7715
c4aa1e2d
ILT		 77162009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7717
7718 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7719 Incremental_checker.
7720 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7721 unsigned int.
7722 (class Incremental_inputs_header): New class.
7723 (Incremental_inputs_header_writer): Edit comment.
7724 (Incremental_inputs_entry): New class.
7725 (Incremental_inputs_entry_writer): Edit comment.
7726 (Sized_incremental_binary::do_find_incremental_inputs_section):
7727 Add *strtab_shndx parameter, fill it.
7728 (Sized_incremental_binary::do_check_inputs): New method.
7729 (Incremental_checker::can_incrementally_link_output_file): Use
7730 Sized_incremental_binary::check_inputs.
7731 (Incremental_inputs::report_command_line): Save command line in
7732 command_line_.
7733 * incremental.h:
7734 (Incremental_binary::find_incremental_inputs_section): New
7735 method.
7736 (Incremental_binary::do_find_incremental_inputs_section): Add
7737 strtab_shndx parameter.
7738 (Incremental_binary::do_check_inputs): New pure virtual method.
7739 (Sized_incremental_binary::do_check_inputs): Declare.
7740 (Incremental_checker::Incremental_checker): Add incremental_inputs
7741 parameter, use it to initialize incremental_inputs_.
7742 (Incremental_checker::incremental_inputs_): New field.
7743 (Incremental_checker::command_line): New method.
7744 (Incremental_checker::inputs): New method.
7745 (Incremental_checker::command_line_): New field.
7746
c549a694
ILT		 77472009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7748
7749 * incremental.cc: Include <cstdarg> and "target-select.h".
7750 (vexplain_no_incremental): New function.
7751 (explain_no_incremental): New function.
7752 (Incremental_binary::error): New method.
7753 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7754 method.
7755 (make_sized_incremental_binary): New function.
7756 (open_incremental_binary): New function.
7757 (can_incrementally_link_file): Add checks if output is ELF and has
7758 inputs section.
7759 * incremental.h: Include "elfcpp_file.h" and "output.h".
7760 (Incremental_binary): New class.
7761 (Sized_incremental_binary): New class.
7762 (open_incremental_binary): Declare.
7763 * object.cc (is_elf_object): Use
7764 elfcpp::Elf_recognizer::is_elf_file.
7765 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7766 * output.h (Output_file::filesize): New method.
7767
fd3c5f0b
ILT		 77682009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7769
7770 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7771 New function.
7772 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7773 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7774 function.
7775 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7776 function.
7777 (Arm_relocate_functions::movw_abs_nc): New function.
7778 (Arm_relocate_functions::movt_abs): New function.
7779 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7780 (Arm_relocate_functions::thm_movt_abs): New function.
7781 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7782 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7783 (Scan::global): Likewise.
7784 (Relocate::relocate): Likewise.
7785 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7786
7f5309a5
ILT		 77872009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7788
7789 * arm.cc (Arm_relocate_functions::got_prel) New function.
7790 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7791 (Relocate::relocate): Likewise.
7792 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7793
364c7fa5
ILT		 77942009-10-06 Ian Lance Taylor <iant@google.com>
7795
7796 * options.h (class General_options): Define
7797 split_stack_adjust_size parameter.
7798 * object.h (class Object): Add uses_split_stack_ and
7799 has_no_split_stack_ fields. Add uses_split_stack and
7800 has_no_split_stack accessor functions. Declare
7801 handle_split_stack_section.
7802 (class Reloc_symbol_changes): Define.
7803 (class Sized_relobj): Define Function_offsets. Declare
7804 split_stack_adjust, split_stack_adjust_reltype, and
7805 find_functions.
7806 * object.cc (Object::handle_split_stack_section): New function.
7807 (Sized_relobj::do_layout): Call handle_split_stack_section.
7808 * dynobj.cc (Sized_dynobj::do_layout): Call
7809 handle_split_stack_section.
7810 * reloc.cc (Sized_relobj::relocate_sections): Call
7811 split_stack_adjust for executable sections in split_stack
7812 objects. Pass reloc_map to relocate_section.
7813 (Sized_relobj::split_stack_adjust): New function.
7814 (Sized_relobj::split_stack_adjust_reltype): New function.
7815 (Sized_relobj::find_functions): New function.
7816 * target-reloc.h: Include "object.h".
7817 (relocate_section): Add reloc_symbol_changes parameter. Change
7818 all callers.
7819 * target.h (class Target): Add calls_non_split method. Declare
7820 do_calls_non_split virtual method. Declare match_view and
7821 set_view_to_nop.
7822 * target.cc: Include "elfcpp.h".
7823 (Target::do_calls_non_split): New function.
7824 (Target::match_view): New function.
7825 (Target::set_view_to_nop): New function.
7826 * gold.cc (queue_middle_tasks): Give an error if mixing
7827 split-stack and non-split-stack objects with -r.
7828 * i386.cc (Target_i386::relocate_section): Add
7829 reloc_symbol_changes parameter.
7830 (Target_i386::do_calls_non_split): New function.
7831 * x86_64.cc (Target_x86_64::relocate_section): Add
7832 reloc_symbol_changes parameter.
7833 (Target_x86_64::do_calls_non_split): New function.
7834 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7835 parameter.
7836 * powerpc.cc (Target_powerpc::relocate_section): Add
7837 reloc_symbol_changes parameter.
7838 * sparc.cc (Target_sparc::relocate_section): Add
7839 reloc_symbol_changes parameter.
7840 * configure.ac: Call AM_CONDITIONAL for the default target.
7841 * configure: Rebuild.
7842 * testsuite/Makefile.am (TEST_AS): New variable.
7843 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7844 (check_DATA): Add split_i386 and split_x86_64 files.
7845 (SPLIT_DEFSYMS): Define.
7846 (split_i386_[1234n].o): New targets.
7847 (split_i386_[124]): New targets.
7848 (split_i386_[1234r].stdout): New targets.
7849 (split_x86_64_[1234n].o): New targets.
7850 (split_x86_64_[124]): New targets.
7851 (split_x86_64_[1234r].stdout): New targets.
7852 (MOSTLYCLEANFILES): Add new executables.
7853 * testsuite/split_i386.sh: New file.
7854 * testsuite/split_x86_64.sh: New file.
7855 * testsuite/split_i386_1.s: New file.
7856 * testsuite/split_i386_2.s: New file.
7857 * testsuite/split_i386_3.s: New file.
7858 * testsuite/split_i386_4.s: New file.
7859 * testsuite/split_i386_n.s: New file.
7860 * testsuite/split_x86_64_1.s: New file.
7861 * testsuite/split_x86_64_2.s: New file.
7862 * testsuite/split_x86_64_3.s: New file.
7863 * testsuite/split_x86_64_4.s: New file.
7864 * testsuite/split_x86_64_n.s: New file.
7865 * testsuite/testfile.cc (Target_test): Update relocation_section
7866 function.
7867 * testsuite/Makefile.in: Rebuild.
7868
e8a9fcda
ILT		 78692009-10-06 Ian Lance Taylor <iant@google.com>
7870
7871 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7872 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7873 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7874 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7875 the address on ldo_addrs_.
7876 (Target_i386::Relocate::fix_up_ldo): New function.
7877
e99daf92
ILT		 78782009-10-06 Rafael Espindola <espindola@google.com>
7879
7880 * plugin.cc (add_input_library): New.
7881 (Plugin::load): Add add_input_library to tv.
7882 (Plugin_manager::add_input_file): Add the is_lib argument.
7883 (add_input_file): Update call to Plugin_manager::add_input_file.
7884 (add_input_library): New.
7885 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7886
966d4097
DK		 78872009-09-30 Doug Kwan <dougkwan@google.com>
7888
7889 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7890 symbol and call Symbol::may_need_copy_reloc to determine if
7891 a copy reloc is needed.
7892 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7893 nocopyreloc is given in command line.
7894 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7895 given in command line.
7896 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7897 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7898 of the removed Target_i386::may_need_copy_reloc.
7899 * options.h (copyreloc): New option with default value false.
7900 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7901 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7902 instead of the removed Target_powerpc::may_need_copy_reloc.
7903 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7904 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7905 instead of the removed Target_sparc::may_need_copy_reloc.
7906 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7907 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7908 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7909 instead of the removed Target_x86_64::may_need_copy_reloc.
7910
029ba973
ILT		 79112009-09-30 Ian Lance Taylor <iant@google.com>
7912
7913 * object.h (class Object): Remove target_ field, and target,
7914 sized_target, and set_target methods.
7915 (Object::sized_target): Remove.
7916 (class Sized_relobj): Update declarations. Remove sized_target.
7917 * object.cc (Sized_relobj::setup): Remove target parameter.
7918 Change all callers.
7919 (Input_objects::add_object): Don't do anything with the target.
7920 (make_elf_sized_object): Add punconfigured parameter. Change all
7921 callers. Set or test parameter target.
7922 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7923 Change all callers.
7924 * parameters.cc (Parameters::set_target): Change parameter type to
7925 be non-const.
7926 (Parameters::default_target): Remove.
7927 (set_parameters_target): Change parameter type to be non-const.
7928 (parameters_force_valid_target): New function.
7929 (parameters_clear_target): New function.
7930 * parameters.h (class Parameters): Update declarations. Remove
7931 default_target method. Add sized_target and clear_target
7932 methods. Change target_ to be non-const.
7933 (set_parameters_target): Update declaration.
7934 (parameters_force_valid_target): Declare.
7935 (parameters_clear_target): Declare.
7936 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7937 as NULL if we aren't searching.
7938 (Add_symbols::run): Don't check for compatible target.
7939 * fileread.cc (Input_file::open_binary): Call
7940 parameters_force_valid_target.
7941 * gold.cc (queue_middle_tasks): Likewise.
7942 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7943 set_target on object.
7944 * dynobj.h (class Sized_dynobj): Update declarations.
7945 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7946 make_elf_object returns NULL.
7947 (Archive::include_member): Don't check whether object target is
7948 compatible.
7949 * output.cc (Output_section::add_input_section): Get target from
7950 parameters.
7951 (Output_section::relax_input_section): Likewise.
7952 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7953 parameters.
7954 (Sized_relobj::do_scan_relocs): Likewise.
7955 (Sized_relobj::relocate_sections): Likewise.
7956 * resolve.cc (Symbol_table::resolve): Likewise.
7957 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7958 parameter. Change all callers.
7959 (Symbol_table::add_from_object): Get target from parameters.
7960 (Symbol_table::add_from_relobj): Don't check object target.
7961 (Symbol_table::add_from_dynobj): Likewise.
7962 (Symbol_table::define_special_symbol): Get target from
7963 parameters.
7964 * symtab.h (class Symbol_table): Update declaration.
7965 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7966 parameter. Change all callers. Clear parameter target.
7967 (Binary_test): Test target here.
7968 * testsuite/object_unittest.cc (gold_testsuite): Remove
7969 target_test_pointer parameter. Change all callers.
7970 (Object_test): Test target here.
7971
a6a22b83
ILT		 79722009-09-26 Ian Lance Taylor <iant@google.com>
7973
7974 * testsuite/initpri1.c: Don't try to use constructor priorities if
7975 compiling with gcc before 4.3.
7976
6a8f49fe
ILT		 79772009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7978
7979 * testsuite/retain_symbols_file_test.sh (check_present): Change
7980 output file name to retain_symbols_file_test.stdout.
7981 (check_absent): Likewise.
7982
8c604651
CS		 79832009-09-18 Craig Silverstein <csilvers@google.com>
7984
7985 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7986 * options.cc: Include <cerrno> and <fstream>.
7987 (General_options::finalize): Parse -retain-symbols-file tag.
7988 * options.h: New flag.
7989 (General_options): New method should_retain_symbol, new
7990 variable symbols_to_retain.
7991 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7992 should_retain_symbol map.
7993 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7994 * testsuite/Makefile.in: Regenerate.
7995 * testsuite/retain_symbols_file_test.sh: New file.
7996
ca58b19f
NC		 79972009-09-18 Nick Clifton <nickc@redhat.com>
7998
7999 * po/es.po: Updated Spanish translation.
8000
20e6d0d6
DK		 80012009-09-17 Doug Kwan <dougkwan@google.com>
8002
8003 * debug.h (DEBUG_RELAXATION): New constant.
8004 (DEBUG_ALL): Add DEBUG_RELAXATION.
8005 (debug_string_to_enum): Add relaxation debug option.
8006 * layout.cc
8007 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8008 Layout::Relaxation_debug_check::read_sections,
8009 Layout::Relaxation_debug_check::read_sections): New method definitions.
8010 (Layout::Layout): Initialize data members
8011 record_output_section_data_from_scrips_,
8012 script_output_section_data_list_ and relaxation_debug_check_.
8013 (Layout::save_segments, Layout::restore_segments,
8014 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8015 Layout::relaxation_loop_body): New method definitions.
8016 (Layout::finalize): Support relaxation. Move section layout code to
8017 Layout::relaxation_loop_body.
8018 (Layout::set_asection_address_from_script): Move code for orphan
8019 section placement out.
8020 (Layout::place_orphan_sections_in_script): New method definition.
8021 * layout.h (Output_segment_headers, Output_file_header):
8022 New forward class declarations.
8023 (Layout::~Layout): Define.
8024 (Layout::new_output_section_data_from_script): New method definition.
8025 (Layout::place_orphan_sections_in_script): New method declaration.
8026 (Layout::Segment_states): New type declaration.
8027 (Layout::save_segments, Layout::restore_segments,
8028 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8029 Layout::relaxation_loop_body): New method declarations.
8030 (Layout::Output_section_data_list): New type declaration.
8031 (Layout::Relaxation_debug_check): New class definition.
8032 (Layout::record_output_section_data_from_script_,
8033 Layout::script_output_section_data_list_, Layout::segment_states_,
8034 Layout::relaxation_debug_check_): New data members.
8035 * output.cc: (Output_section_headers::do_size): New method definition.
8036 (Output_section_headers::Output_section_headers): Move size
8037 computation to Output_section_headers::do_size.
8038 (Output_segment_headers::do_size): New method definition.
e1df38aa 8039 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8040 Output_file_header::do_size and call it.
8041 (Output_file_header::do_size): New method definition.
8042 (Output_data_group::Output_data_group): Adjust call to
8043 Output_section_data.
8044 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8045 (Output_symtab_xindex::do_write): Add array bound check.
8046 (Output_section::Input_section::print_to_mapfile): Handle
8047 RELAXED_INPUT_SECTION_CODE.
8048 (Output_section::Output_section): Initialize data member checkpoint_.
8049 (Output_section::~Output_section): Delete checkpoint object pointed
8050 by checkpoint_.
8051 (Output_section::add_input_section): Always add an Input_section if
8052 relaxing.
8053 (Output_section::add_merge_input_section): Add assert.
8054 (Output_section::relax_input_section): New method definition.
8055 (Output_section::set_final_data_size): Set load address to zero for
8056 an unallocated section.
8057 (Output_section::do_address_and_file_offset_have_reset_values):
8058 New method definition.
8059 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8060 Handle relaxed input section.
8061 (Output_section::sort_attached_input_sections): Checkpoint input
8062 section list lazily.
8063 (Output_section::get_input_sections): Change type of input_sections to
8064 list of Simple_input_section pointers. Checkpoint input section list
8065 lazily. Also handle relaxed input sections.
8066 (Output_section::add_input_section_for_script): Take a reference to
8067 a Simple_input_section object instead of Relobj pointer and section
8068 index as parameter. Handle relaxed input sections.
8069 (Output_section::save_states, Output_section::restore_states): New
8070 method definitions.
8071 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8072 (Output_data::is_data_size_fixed): New method definition.
8073 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8074 if it is fixed.
8075 (Output_data::address_and_file_offset_have_reset_values): New method
8076 definition.
8077 (Output_data::do_address_and_file_offset_have_reset_values): New method
8078 definition.
8079 (Output_data::set_data_size): Check that data size is not fixed.
8080 (Output_data::fix_data_size): New method definition.
8081 (Output_data::is_data_size_fixed_): New data member.
8082 (Output_section_headers::set_final_data_size): New method definition.
8083 (Output_section_headers::do_size): New method declaration.
8084 (Output_segment_headers::set_final_data_size): New method definition.
8085 (Output_segment_headers::do_size): New method declaration.
8086 (Output_file_header::set_final_data_size)::New method definition.
8087 (Output_file_header::do_size)::New method declaration.
8088 (Output_section_data::Output_section_data): Add new parameter
8089 is_data_size_fixed and use it to fix data size.
8090 (Output_data_const::Output_data_const): Adjust call to base class
8091 constructor and fix data size.
8092 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8093 base class constructor and fix data size.
8094 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8095 base class constructor and fix data size.
8096 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8097 class constructor and fix data size.
8098 (Output_data_group::set_final_data_size): New method definition.
8099 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8100 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8101 class constructor and fix data size.
8102 (Output_relaxed_input_section): New class definition.
8103 (Output_section::Simple_input_section): New class definition.
8104 (Output_section::get_input_sections): Adjust parameter list.
8105 (Output_section::add_input_section_for_script): Same.
8106 (Output_section::save_states, Output_section::restore_states,
8107 Output_section::do_address_and_file_offset_have_reset_values,
8108 (Output_section::Input_section::Input_section): Handle
8109 RELAXED_INPUT_SECTION_CODE. Add new overload for
8110 Output_relaxed_input_section.
8111 (Output_section::Input_section::is_input_section,
8112 Output_section::Input_section::set_output_section): Handle relaxed
8113 input section.
8114 (Output_section::Input_section::is_relaxed_input_section,
8115 Output_section::Input_section::output_section_data,
8116 Output_section::Input_section::relaxed_input_section): New method
8117 definitions.
8118 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8119 value.
8120 (Output_section::Input_section::u1_): Update comments.
8121 (Output_section::Input_section::u2_): Add new union member poris.
8122 (Output_section::Checkpoint_output_section): New classs definition.
8123 (Output_section::relax_input_section): New method declaration.
8124 (Output_section::checkpoint_): New data member.
8125 (Output_segment): Update comments.
8126 (Output_segment::Output_segment): Un-privatize copy constructor.
8127 (Output_segment::operator=): Un-privatize.
8128 * script-sections.cc (Output_section_element::Input_section_list):
8129 Change element type to Output_section::Simple_input_section.
8130 (Output_section_element_dot_assignment::set_section_addresses):
8131 Register output section data for relaxation clean up.
8132 (Output_data_exression::Output_data_expression): Adjust call to base
8133 constructor to fix data size.
8134 (Output_section_element_data::set_section_addresses): Register
8135 Output_data_expression object for relaxation clean up.
8136 (struct Input_section_info): Replace Relobj pointer and section index
8137 pair with Output_section::Simple_input_section and Convert struct to a
8138 class.
8139 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8140 Input_section_info data member to use accessors.
20e6d0d6
DK		 8141 (Output_section_element_input::set_section_addresses): Use layout
8142 parameter. Adjust code to use Output_section::Simple_input_section
8143 and Input_secction_info classes. Register filler for relaxation
8144 clean up.
8145 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8146 and section index pair with Output_section::Simple_input_section
8147 class. Adjust code accordingly.
8148 (Phdrs_element::release_segment): New method definition.
8149 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8150 segment list.
8151 (Script_sections::release_segments): New method definition.
8152 * gold/script-sections.h (Script_sections::release_segments): New
8153 method declaration.
8154 * gold/target.h (Target::may_relax, Target::relax,
8155 Target::do_may_relax, Target::do_relax): New method definitions.
8156
5e445df6
ILT		 81572009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8158
8159 * arm.cc (has_signed_unsigned_overflow): New function.
8160 (Arm_relocate_functions::abs8): New function.
8161 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8162 (Target_arm::Scan::global): Likewise.
8163 (Target_arm::relocate::relocate): Likewise.
8164 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8165 Likewise.
8166
8c604651 81672009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8168
8169 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8170 * testsuite/Makefile.in: Regenerate.
8171
1e9cc1c2
NC		 81722009-09-11 Nick Clifton <nickc@redhat.com>
8173
8174 * po/gold.pot: Updated by the Translation project.
8175
6a89f575
CC		 81762009-09-08 Cary Coutant <ccoutant@google.com>
8177
8178 * output.cc (Output_file::open): Add execute permission to empty file.
8179 * testsuite/Makefile.am (permission_test): New test.
8180 * testsuite/Makefile.in: Regenerate.
8181
fdcac5af
ILT		 81822009-09-02 Ian Lance Taylor <iant@google.com>
8183
8184 * output.cc (Output_file::resize): Call map_no_anonymous rather
8185 than map.
8186
44453f85
ILT		 81872009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8188
8189 * gold.cc: Include "incremental.h".
8190 (queue_initial_tasks): Call Incremental_checker methods.
8191 * incremental.cc: Include "output.h".
8192 (Incremental_checker::can_incrementally_link_output_file): New
8193 method.
8194 * incremental.h (Incremental_checker): New class.
8195
8196 * output.cc (Output_file::open_for_modification): New method.
8197 (Output_file::map_anonymous): Changed return type to bool. Record
8198 map in base_ field.
8199 (Output_file::map_no_anonymous): New method, broken out of map.
8200 (Output_file::map): Use map_no_anonymous and map_anonymous.
8201 * output.h (class Output_file): Update declarations.
8202
293c1386
CC		 82032009-08-24 Cary Coutant <ccoutant@google.com>
8204
8205 * options.h (Command_line::Pre_options): New class.
8206 (Command_line::pre_options): New member.
8207 * options.cc (gold::options::ready_to_register): New variable.
8208 (One_option::register_option): Do nothing if not registering options.
8209 Assert if same short option registered twice.
8210 (General_options::General_options): Turn off option registration when
8211 done constructing.
8212 (Command_line::Pre_options::Pre_options): New constructor.
8213
f773f3d2
CC		 82142009-08-24 Cary Coutant <ccoutant@google.com>
8215
06a73cfe
CC		 8216 * options.h (General_options::no_keep_memory): Remove incorrect
8217 short option.
f773f3d2 8218
a15af8e2
RW		 82192009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8220
8221 * Makefile.am (am__skiplex, am__skipyacc): New.
8222 * Makefile.in: Regenerate.
8223
c462b41b
RW		 82242009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8225
14ec8efd
RW		 8226 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8227 (INCLUDES): ... this.
8228 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8229 (AM_CPPFLAGS): Renamed from ...
8230 (INCLUDE): ... this.
8231 * Makefile.in, testsuite/Makefile.in: Regenerate.
8232
81ecdfbb
RW		 8233 * Makefile.in: Regenerate.
8234 * aclocal.m4: Likewise.
8235 * config.in: Likewise.
8236 * configure: Likewise.
8237 * testsuite/Makefile.in: Likewise.
8238
c462b41b
RW		 8239 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8240 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8241 * Makefile.in: Regenerate.
8242 * testsuite/Makefile.in: Regenerate.
8243
2da73f13
CC		 82442009-08-19 Cary Coutant <ccoutant@google.com>
8245
8246 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8247 symbols in shared libraries overridden by hidden or internal symbols
8248 in the main program.
8249
2db70501
CD		 82502009-08-19 Chris Demetriou <cgd@google.com>
8251
8252 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8253 checking source file names in error messages.
8254
f733487b
DK		 82552009-08-18 Doug Kwan <dougkwan@google.com>
8256
8257 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8258 an elcpp::Ehdr as parameter. Adjust call to set_target.
8259 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8260 an elfcpp::Ehdr as parameter.
8261 * object.cc (Object::set_target): Remove the version that looks up
8262 a target and sets it.
8263 (Sized_relobj::setup): Take a Target object instead of
8264 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8265 (make_elf_sized_object): Find target and ask target to
8266 make an ELF object.
8267 * object.h: (Object::set_target): Remove the version that looks up
8268 a target and sets it.
8269 (Sized_relobj::setup): Take a Target object instead of
8270 an elfcpp:Ehdr as parameter.
8271 * target.cc: Include dynobj.h.
8272 (Target::do_make_elf_object_implementation): New.
8273 (Target::do_make_elf_object): New.
8274 * target.h (Target::make_elf_object): New template declaration.
8275 (Target::do_make_elf_object): New method declarations.
8276 (Target::do_make_elf_object_implementation): New template declaration.
8277
cc70f101
ILT		 82782009-08-14 Ian Lance Taylor <iant@google.com>
8279
8280 * gold.h (FUNCTION_NAME): Define.
8281 (gold_unreachable): Use FUNCTION_NAME.
8282
ef5e0cb1
ST		 82832009-08-12 Sriraman Tallam <tmsriram@google.com>
8284
8285 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8286 symbol in the --keep-unique list is not found.
8287
48c187ce
ST		 82882009-08-12 Sriraman Tallam <tmsriram@google.com>
8289
8290 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8291 been maked as --keep-unique.
8292 (Icf::unfold_section): New function.
8293 * icf.h (Icf::unfold_section): New function.
8294 * options.h (General_options::keep_unique): New option.
8295 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8296 * testsuite/Makefile.in: Regenerate.
8297 * testsuite/icf_keep_unique_test.sh: New file.
8298 * testsuite/icf_keep_unique_test.cc: New file.
8299
645afe0c
CC		 83002009-08-12 Cary Coutant <ccoutant@google.com>
8301
8302 PR 10471
8303 * resolve.cc (Symbol_table::resolve): Check for references from
8304 dynamic objects to hidden and internal symbols.
8305 * testsuite/Makefile.am (hidden_test.sh): New test.
8306 * testsuite/Makefile.in: Regenerate.
8307 * testsuite/hidden_test.sh: New script.
8308 * testsuite/hidden_test_1.c: New test source.
8309 * testsuite/hidden_test_main.c: New test source.
8310
11af873f
DK		 83112009-08-11 Doug Kwan <dougkwan@google.com>
8312
8313 * arm.cc: Update comments.
8314 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8315 segment to locate the .ARM.exidx section if present.
8316
b9f7d72d
DK		 83172009-08-09 Doug Kwan <dougkwan@google.com>
8318
8319 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8320 patch.
8321
ddd3c53c
ST		 83222009-08-07 Sriraman Tallam <tmsriram@google.com>
8323 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8324 compiler warnings.
8325
27721062
ST		 83262009-08-06 Sriraman Tallam <tmsriram@google.com>
8327
8328 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8329 valid tls_segment only for non-debug-section relocations.
8330 * testsuite/Makefile.am: Add gc_tls_test.
8331 * testsuite/Makefile.in: Regenerate.
8332 * testsuite/gc_tls_test.cc: New file.
8333 * testsuite/gc_tls_test.sh: New file.
8334
ef15dade 83352009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8336
ef15dade
ST		 8337 * icf.cc: New file.
8338 * icf.h: New file.
8339 * Makefile.am (CCFILES): Add icf.cc.
8340 (HFILES): Add icf.h
8341 * Makefile.in: Regenerate.
8342 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8343 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8344 section, symbol and addend information for the relocs.
8345 * gold.cc (queue_middle_tasks): Call identical code folding.
8346 * gold.h: Add defines for multimap.
8347 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8348 to the call of finalize_local_symbols.
8349 * main.cc (main): Create object of class Icf.
8350 * object.cc (Sized_relobj::do_layout): Allow this function to be
8351 called twice during icf.
8352 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8353 to sections marked as identical by icf.
8354 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8355 when available.
8356 (Sized_relobj::do_section_entsize): New function.
8357 * object.h (Object::section_entsize): New function.
8358 (Object::do_section_entsize): New pure virtual function.
8359 (Relobj::finalize_local_symbols): Add new parameter.
8360 (Relobj::do_section_entsize): New function.
8361 * options.h (General_options::icf): New option.
8362 (General_options::icf_iterations): New option.
8363 (General_options::print_icf_sections): New option.
8364 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8365 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8366 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8367 icf.
8368 * symtab.cc (Symbol_table::is_section_folded): New function.
8369 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8370 to sections marked as identical by icf.
8371 * symtab.h (Symbol_table::set_icf): New function.
8372 (Symbol_table::icf): New function.
8373 (Symbol_table::is_section_folded): New function.
8374 (Symbol_table::icf_): New data member.
8375 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8376 * testsuite/Makefile.am: Add commands to build icf_test.
8377 * testsuite/Makefile.in: Regenerate.
8378 * testsuite/icf_test.sh: New file.
8379 * testsuite/icf_test.cc: New file.
8380
c3b65ac4
CD		 83812009-07-24 Chris Demetriou <cgd@google.com>
8382
8383 * layout.cc (is_compressible_debug_section): Fix incorrect
8384 comment about compressed section names.
8385
1caf2c51
ILT		 83862009-07-20 Ian Lance Taylor <ian@airs.com>
8387
8388 PR 10419
8389 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8390
1ef4d87f
ILT		 83912009-07-16 Ian Lance Taylor <iant@google.com>
8392
8393 PR 10400
8394 * layout.h: #include <map>.
8395 (class Kept_section): Change from struct to class. Add accessors
8396 and setters. Add section size to Comdat_group mapping. Change
8397 Comdat_group to std::map. Add is_comdat_ field. Add
8398 linkonce_size field in union.
8399 (class Layout): Update declaration of find_or_add_kept_section.
8400 Don't declare find_kept_object.
8401 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8402 parameter. Add object, shndx, is_comdat, and is_group_name
8403 parameters. Change all callers. Adjust for new Kept_section.
8404 (Layout::find_kept_object): Remove.
8405 * object.cc (Sized_relobj::include_section_group): Update use of
8406 Kept_section. Rename secnum to shndx. Only record
8407 Kept_comdat_section if sections are the same size.
8408 (Sized_relobj::include_linkonce_section): Update use of
8409 Kept_section. Only record Kept_comdat_section if sections are the
8410 same size. Set size of linkonce section.
8411 (Sized_relobj::map_to_kept_section): Update call to
8412 get_kept_comdat_section.
8413 * object.h (class Sized_relobj): Rename fields in
8414 Kept_comdat_section to drop trailing underscores; change object
8415 field to Relobj*. Change Kept_comdat_section_table to store
8416 struct rather than pointer.
8417 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8418 Add kept_object and kept_shndx parameters. Change all callers.
8419 (Sized_relobj::get_kept_comdat_section): Change return type to
8420 bool. Add kept_object and kept_shndx parameters. Change all
8421 callers.
8422 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8423 Layout::find_or_add_kept_section.
8424
37c3b7b0
ILT		 84252009-07-09 Ian Lance Taylor <iant@google.com>
8426
8427 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8428 Reserve space in the hash table.
8429
98fa85cb
ILT		 84302009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8431
8432 * fileread.cc (File_read::get_mtime): New method.
8433 * fileread.h (Timespec): New structure.
8434 (File_read::get_mtime): New method.
8435 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8436 Renamed from timestamp_nsec.
8437 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8438 Elf_Xword.
e1df38aa 8439 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8440 timestamp_nsec.
e1df38aa 8441 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8442 (Incremental_inputs::report_obejct): Save mtime; style fix.
8443 (Incremental_inputs::report_script): Save mtime; style fix.
8444 (Incremental_inputs::finalize_inputs): Style fix.
8445 (Incremental_inputs::finalize): Style fix.
8446 (Incremental_inputs::create_input_section_data): Store inputs
8447 mtime.
8448 * incremental.h (Incremental_inputs::report_script): Add mtime
8449 argument.
8450 (Incremental_inputs::Input_info::Input_info): Intialize only one
8451 union member.
8452 (Incremental_inputs::Input_info::archive): Move to nameless
8453 union.
8454 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8455 (Incremental_inputs::Input_info::script): Move to nameless union.
8456 (Incremental_inputs::mtime): New field.
8457 * script.cc (read_input_script): Pass file mtime to
8458 Incremental_input.
8459 * script.h (Script_info::inputs): Style fix.
8460
c9d70757
ILT		 84612009-07-01 Ian Lance Taylor <ian@airs.com>
8462
8463 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8464 instead of 32.
8465
9c547ec3
ILT		 84662009-06-24 Ian Lance Taylor <iant@google.com>
8467
8468 PR 10156
8469 * layout.cc (Layout::choose_output_section): If we find an
8470 existing section, update the flags.
8471 (Layout::create_notes): New function, broken out of
8472 Layout::finalize.
8473 (Layout::finalize): Don't create note sections.
8474 (Layout::create_note): Don't crash if linker script discards
8475 section.
8476 (Layout::create_gold_note): Likewise.
8477 (Layout::create_build_id): Likewise. Don't set
8478 after_input_sections on the section.
8479 (Layout::create_executable_stack_info): Remove target parameter.
8480 Change caller.
8481 * layout.h (class Layout): Declare create_notes. Update
8482 declaration of create_executable_stack_info.
8483 * gold.cc (queue_middle_tasks): Call create_notes.
8484 * output.cc (Output_section::update_flags_for_input_section): Move
8485 here from output.h. If SHF_ALLOC flag is newly set, mark address
8486 invalid.
8487 * output.h (Output_data::mark_address_invalid): New function.
8488 (class Output_section): Only declare, not define,
8489 update_flags_for_input_section. Remove set_flags.
8490
55458500
ILT		 84912009-06-24 Ian Lance Taylor <iant@google.com>
8492
8493 * script-sections.cc (Output_section_definition::
8494 set_section_addresses): Rename shadowing local load_address to
8495 laddr.
8496
1307d6cd
ILT		 84972009-06-24 Ian Lance Taylor <iant@google.com>
8498
8499 PR 10244
8500 * reloc.cc (relocate_sections): Skip empty relocation sections.
8501
ec3f783e
ILT		 85022009-06-23 Ian Lance Taylor <iant@google.com>
8503
8504 PR 10156
8505 * layout.cc (Layout::create_note): Use choose_output_section
8506 rather than make_output_section.
8507
459c9f1c
ILT		 85082009-06-23 Ian Lance Taylor <iant@google.com>
8509
8510 PR 10237
8511 * options.cc (General_options::parse_V): Set printed_version_.
8512 (General_options::General_options): Initialize printed_version_.
8513 * options.h (class General_options): Add printed_version_ field.
8514 * gold.cc (queue_initial_tasks): If there are no input files,
8515 don't give a fatal error if we printed the version information.
8516 (queue_middle_tasks): If using -r with a shared object, give a
8517 fatal error rather than an ordinary error.
8518
1518dc8f
ILT		 85192009-06-23 Ian Lance Taylor <iant@google.com>
8520
8521 PR 10219
8522 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8523 (Layout::make_output_section): Set have_stabstr_section_ if we see
8524 a .stab*str section.
8525 (Layout::finalize): Call link_stabs_sections.
8526 (Layout::link_stabs_sections): New file.
8527 * layout.h (class Layout): Add have_stabstr_section_ field.
8528 Declare link_stabs_sections.
8529
3d857b98
DK		 85302009-06-23 Doug Kwan <dougkwan@google.com>
8531
8532 * Makefile.am (libgold_a_LIBADD): New.
8533 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8534 * Makefile.in: Regenerate.
8535 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8536 * configure: Regenerate.
8537 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8538 * fileread.cc: Include sys/state.h
8539 * gold.h: Declare memmem and strndup if found missing.
8540 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8541
0639a6f6
ILT		 85422009-06-23 Ian Lance Taylor <iant@google.com>
8543
8544 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8545 * configure: Rebuild.
8546
8d63875c
ILT		 85472009-06-23 Ian Lance Taylor <iant@google.com>
8548
8549 PR 10147
8550 * object.cc (Object::section_contents): Don't try to get a view if
8551 the section has length zero.
8552 (Object::handle_gnu_warning_section): If the section is empty, use
8553 the name of the section as the warning.
8554
f7c8a183
ILT		 85552009-06-23 Ian Lance Taylor <iant@google.com>
8556
8557 PR 10133
8558 * stringpool.h (class Stringpool_template): Add optimize_ field.
8559 (Stringpool_template::set_optimize): New function.
8560 * stringpool.cc (Stringpool_template::Stringpool_template):
8561 Initialize optimize_ field.
8562 (Stringpool_template::set_string_offsets): Test local optimize
8563 fild rather than parameter.
8564 * layout.cc (Layout::Layout): Call set_optimize on the section
8565 name stringpool.
8566
e6a307ba
ILT		 85672009-06-22 Ian Lance Taylor <iant@google.com>
8568
8569 PR 10030
8570 * yyscript.y: Parse TARGET.
8571 * script.cc (script_set_target): New function.
8572 * script-c.h (script_set_target): Declare.
8573 * options.cc (General_options::string_to_object_format): Rename
8574 from string_to_object_format in anonymous namespace. Change
8575 callers.
8576 * options.h (class General_options): Declare
8577 string_to_object_format.
8578
3ee173de
ILT		 85792009-06-22 Ian Lance Taylor <iant@google.com>
8580
8581 * script-sections.cc (Script_sections::create_segments): Don't put
8582 program headers in a PT_LOAD segment if -n or -N.
8583
85842009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8585
8586 PR 10141
8587 * options.h (class General_options): Add -z lazy and -z now. Sort
8588 -z options into alphabetical order.
8589 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8590
cd6739a1 85912009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8592
8593 * layout.cc (Layout::make_output_section): Call
8594 Target::new_output_section.
8595 (Layout::attach_allocated_section_to_segment): Put large section
8596 sections in a separate load segment with the large segment flag
8597 set.
8598 (Layout::segment_precedes): Sort large data segments after other
8599 load segments.
8600 (align_file_offset): New static function.
8601 (Layout::set_segment_offsets): Use align_file_offset.
8602 * output.h (class Output_section): Add is_small_section_ and
8603 is_large_section_ fields.
8604 (Output_section::is_small_section): New function.
8605 (Output_section::set_is_small_section): New function.
8606 (Output_section::is_large_section): New function.
8607 (Output_section::set_is_large_section): New function.
8608 (Output_section::is_large_data_section): New function.
8609 (class Output_segment): Add is_large_data_segment_ field.
8610 (Output_segment::is_large_data_segment): New function.
8611 (Output_segment::set_is_large_data_segment): New function.
8612 * output.cc (Output_section::Output_section): Initialize new
8613 fields.
8614 (Output_segment::Output_segment): Likewise.
8615 (Output_segment::add_output_section): Add assertion that large
8616 data sections always go in large data segments. Force small data
8617 sections to the end of the list of data sections. Force small BSS
8618 sections to the start of the list of BSS sections. For large BSS
8619 sections to the end of the list of BSS sections.
8620 * symtab.h (class Symbol): Declare is_common_shndx.
8621 (Symbol::is_defined): Check Symbol::is_common_shndx.
8622 (Symbol::is_common): Likewise.
8623 (class Symbol_table): Define enum Commons_section_type. Update
8624 declarations. Add small_commons_ and large_commons_ fields.
8625 * symtab.cc (Symbol::is_common_shndx): New function.
8626 (Symbol_table::Symbol_table): Initialize new fields.
8627 (Symbol_table::add_from_object): Put small and large common
8628 symbols in the right list.
8629 (Symbol_table::sized_finalized_symbol): Check
8630 Symbol::is_common_shndx.
8631 (Symbol_table::sized_write_globals): Likewise.
8632 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8633 common symbol lists. Don't call do_allocate_commons_list if the
8634 list is empty.
8635 (Symbol_table::do_allocate_commons_list): Remove is_tls
8636 parameter. Add comons_section_type parameter. Change all
8637 callers. Handle small and large common symbols.
8638 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8639 Symbol::is_common_shndx.
8640 * resolve.cc (symbol_to_bits): Likewise.
8641 * target.h (Target::small_common_shndx): New function.
8642 (Target::small_common_section_flags): New function.
8643 (Target::large_common_shndx): New function.
8644 (Target::large_common_section_flags): New function.
8645 (Target::new_output_section): New function.
8646 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8647 small_common_section_flags, and large_common_section_flags
8648 fields.
8649 (Target::do_new_output_section): New virtual function.
8650 * arm.cc (Target_arm::arm_info): Initialize new fields.
8651 * i386.cc (Target_i386::i386_info): Likewise.
8652 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8653 Likewise.
8654 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8655 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8656 (Target_x86_64::do_new_output_section): New function.
8657 * configure.ac: Define conditional MCMODEL_MEDIUM.
8658 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8659 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8660 (large_LDFLAGS): Define.
8661 * testsuite/large.c: New file.
8662 * testsuite/testfile.cc (Target_test::test_target_info):
8663 Initialize new fields.
8664 * configure, testsuite/Makefile.in: Rebuild.
8665
bb04269c
DK		 86662009-06-05 Doug Kwan <dougkwan@google.com>
8667
8668 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8669 * Makefile.in: Regenerate.
bb04269c
DK		 8670 * i386.cc (class Target_i386): Define new virtual method to
8671 override do_is_local_label_name in parent.
8672 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8673 local symbols if --discard-locals or -X is given.
8674 * options.h (class General_options): Declare new options
8675 '--discard-locals' and '-X' for discarding locals.
8676 * target.h (class Target): Define new methods is_local_label_name.
8677 Declare new virtual method do_is_local_label_name.
8678 * target.cc: New file.
8679 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8680 (check_SCRIPTS): Add discard_locals_test.sh.
8681 (check_DATA): Add discard_local_tests.syms.
8682 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8683 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8684 * testsuite/Makefile.in: Regenerate.
8685 * testsuite/discard_locals_test.c: New file.
8686 * testsuite/discard_locals_test.sh: Same.
8687
805bb01c
DK		 86882009-06-05 Doug Kwan <dougkwan@google.com>
8689
8690 * object.cc (Sized_relobj::Sized_relobj): Initialize
8691 discarded_eh_frame_shndx_ to -1U.
8692 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8693 section.
8694 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8695 a discarded .eh_frame section.
8696 (Sized_relobj::do_finalize_local_symbols): Ditto.
8697 * object.h (class Sized_relobj): Declare new member
8698 discarded_eh_frame_shndx_.
8699 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8700 (local_labels_test.o, local_labels_test): New rules.
8701 * testsuite/Makefile.in: Regenerate.
8702
1dcd334d
DK		 87032009-06-04 Doug Kwan <dougkwan@google.com>
8704
8705 * layout.cc (Layout::section_name_mapping): Add mapping for
8706 special ARM sections.
8707
96d49306
DK		 87082009-06-03 Doug Kwan <dougkwan@google.com>
8709
8710 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8711 (utils::has_overflow): Same.
8712
dff16297
ILT		 87132009-06-03 Ian Lance Taylor <iant@google.com>
8714
8715 * layout.cc (Layout::section_name_mapping): New array, replacing
8716 Layout::linkonce_mapping.
8717 (Layout::section_name_mapping_count): New variable, replacing
8718 Layout::linkonce_mapping_count.
8719 (Layout::linkonce_output_name): Remove.
8720 (Layout::output_section_name): Rewrite.
8721 * layout.h (class Layout): Rename Linkonce_mapping to
8722 Section_name_mapping, linkonce_mapping to section_name_mapping,
8723 linkonce_mapping_count to section_name_mapping_count. Don't
8724 declare linkonce_output_name.
8725
c121c671
DK		 87262009-06-03 Doug Kwan <dougkwan@google.com>
8727
8728 * gold/arm.cc (namespace utils): New.
8729 (Target_arm::reloc_is_non_pic): Define new method.
8730 (class Arm_relocate_functions): New.
8731 (Target_arm::Relocate::relocate): Handle relocation types used by
8732 Android.
8733
07800fab
ILT		 87342009-06-03 Ian Lance Taylor <iant@google.com>
8735
8736 * arm.cc (Target_arm::scan::global): Use || instead of |.
8737
c121c671
DK		 87382009-06-02 Doug Kwan <dougkwan@google.com>
8739
8740 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8741 issued_non_pic_error_.
8742 (class Target_arm::Scan): Declare new method check_non_pic.
8743 Define new method symbol_needs_plt_entry.
8744 Declare new data member issued_non_pic_error_.
8745 (class Target_arm::Relocate): Declare new method
8746 should_apply_static_reloc.
8747 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8748 (Target_arm::Scan::check_non_pic): Define new method.
8749 (Target_arm::Scan::local): Handle a small subset of reloc types used
8750 by Android.
8751 (Target_arm::Scan::local): Same.
8752 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8753
b19b0c6d
ILT		 87542009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8755
8756 * incremental.cc (Incremental_inputs::report_command_line): Filter
8757 out --incremental-* options.
8758
94cdfcff
DK		 87592009-05-29 Doug Kwan <dougkwan@google.com>
8760
8761 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8762 template class.
8763 (class Target_arm): Update comment.
8764 (Target_arm::Target_arm): Initialize new data members GOT_,
8765 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8766 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8767 and Target_arm::rel_dyn_section.
8768 Declare new_enum Target_arm::Got_type.
8769 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8770 and DYNBSS_.
8771 Update commments for member do_dynsym_value.
8772 (Target_arm::got_size, Target_arm::plt_section,
8773 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8774 new methods inside class defintion.
8775 (Target_arm::got_section): Define new method.
8776 (Target_arm::rel_dyn_section): Same.
8777 (Output_data_plt_arm): New template class.
8778 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8779 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8780 (Output_data_plt_arm::add_entry): Same.
8781 (Output_data_plt_arm::first_plt_entry): Define new
8782 static data member for PLT instruction template.
8783 (Output_data_plt_arm::plt_entry): Same.
8784 (Output_data_plt_arm::do_write): Define new method.
8785 (Target_arm::make_plt_entry): Same.
8786 (Target_arm::do_finalize_sections): Same.
8787 (Target_arm::do_dynsym_value): Same.
8788
4a657b0d
DK		 87892009-05-28 Doug Kwan <dougkwan@google.com>
8790
8791 * Makefile.am (TARGETSOURCES): Add arm.cc.
8792 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8793 * Makefile.in: Regenerate.
8794 * arm.cc: New file.
8795 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8796
e7ae8c36
DK		 87972009-05-26 Doug Kwan <dougkwan@google.com>
8798
8799 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8800 (General_options::check_excluded_libs): Strip off directories in
8801 archive name before matching like GNU ld does.
8802 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8803 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8804 (exclude_libs_test_LDFLAGS): Add linker option
8805 -Wl,--exclude-libs,libexclude_libs_test_3
8806 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8807 an explicit archive without using -l.
8808 (alt/libexclude_libs_test_3.a): New make rule.
8809 * testsuite/Makefile.in: Regenerate.
8810 * testsuite/exclude_libs_test.c : Declare lib3_default().
8811 (main): Call it.
8812 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8813 * exclude_libs_test_3.c: New file.
8814
f12e7348
NC		 88152009-05-26 Nick Clifton <nickc@redhat.com>
8816
8817 * po/id.po: New Indonesian translation.
8818 * po/gold.pot: Updated template file.
8819
4daadc0d
ST		 88202009-05-22 Sriraman Tallam <tmsriram@google.com>
8821
e1df38aa 8822 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8823 gc_comdat_test files. Add -Wl,--gc-sections to build
8824 gc_comdat_test.
8825 * testsuite/Makefile.in: Regenerate.
8826 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8827
531813ad
ST		 88282009-05-21 Sriraman Tallam <tmsriram@google.com>
8829
8830 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8831 kept comdat section was garbage collected.
8832 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8833 * testsuite/Makefile.in: Regenerate.
8834 * testsuite/gc_comdat_test.sh: New file.
8835 * testsuite/gc_comdat_test_1.cc: New file.
8836 * testsuite/gc_comdat_test_2.cc: New file.
8837
65514900
CC		 88382009-05-19 Doug Kwan <dougkwan@google.com>
8839
8840 * archive.cc (Archive::Archive): Move constructor from archive.h
8841 to here. Initialize no_export_.
8842 (Archive::get_elf_object_for_member): Set no_export flag of object.
8843 * archive.h (Archive::Archive): Move constructor body to
8844 archive.cc.
8845 (Archive::no_export): New method.
8846 (Archive::no_export_): New field.
8847 * object.h (Object::Object): Initialize no_export_ to false.
8848 (Object::no_export, Object::set_no_export): New methods.
8849 (Object::no_export_): New field.
8850 * options.cc (General_options::parse_exclude_libs): New method.
8851 (General_options::check_excluded_libs) Same.
8852 * options.h (exclude_libs): New option.
8853 (General_options::check_excluded_libs): New method declaration.
8854 (General_options::excluded_libs_): New field.
8855 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8856 default or protected visibility if an object has no-export flag set.
8857 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8858 (check_SCRIPTS): Add exclude_libs_test.sh.
8859 (check_DATA): Add exclude_libs_test.syms.
8860 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8861 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8862 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8863 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8864 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8865 libexclude_libs_test_2.a): New rules.
8866 * testsuite/Makefile.in: Regenerate.
8867 * testsuite/exclude_libs_test.c: New file.
8868 * testsuite/exclude_libs_test.sh: Ditto.
8869 * testsuite/exclude_libs_test_1.c: Ditto.
8870 * testsuite/exclude_libs_test_2.c: Ditto.
8871
1b77ea50
ILT		 88722009-05-15 Ian Lance Taylor <iant@google.com>
8873
8874 * configure.ac: Check for declarations for cases where libiberty.h
8875 checks HAVE_DECL_xxx.
8876 * configure, config.in: Rebuild.
8877
072fe7ce
ILT		 88782009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8879
8880 * gold.h (Incremental_argument_list): Remove (invalid) forward
8881 declaration.
8882 * incremental.cc (Incremental_inputs::report_achive): New method.
8883 (Incremental_inputs::report_object): New method.
8884 (Incremental_inputs::report_script): New method.
8885 (Incremental_inputs::finalize_inputs): New method.
8886 (Incremental_inputs::finalize): Call finalize_inputs().
8887 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8888 Create inputs entries.
8889 * incremental.h (Incremental_input_type): New enum.
8890 (Incremental_inputs::Incremental_input): Initialize new fields.
8891 (Incremental_inputs::report_inputs): New method.
8892 (Incremental_inputs::report_achive): New method.
8893 (Incremental_inputs::report_object): New method.
8894 (Incremental_inputs::report_script): New method.
8895 (Incremental_inputs::finalize_inputs): New method.
8896 (Incremental_inputs::Input_info): New struct.
8897 (Incremental_inputs::Input_info_map): New typedef.
8898 (Incremental_inputs::lock_): New field.
8899 (Incremental_inputs::Inputs_): New field.
8900 (Incremental_inputs::Inputs_map): New field.
8901 * main.cc (main): Call Incremental_input::report_inputs.
8902 * options.h (Input_argument_list): Typedef moved from
8903 Input_arguments.
8904 (Input_file_group::Files): Remove, use ::Input_argument_list.
8905 (Input_file_group::Input_argument_list): Remove, use
8906 ::Input_argument_list.
8907 * plugin.cc (Plugin_manager::add_input_file): Add error in
8908 incremental build.
8909 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8910 functions.
8911 * script.cc (read_input_script): Call
8912 Incremental_input::report_script.
8913 * script.h (Script_info): New class.
8914
b0481b0b
ILT		 89152009-04-27 Ian Lance Taylor <iant@google.com>
8916
8917 * x86_64.cc (do_adjust_output_section): Set entsize to
8918 plt_entry_size.
8919
b22a5a41 89202009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8921
8922 * output.cc (Output_file::close): After short writes, continue
8923 writing from the correct offset in the buffer being written.
8924
40fde488
CD		 89252009-04-23 Chris Demetriou <cgd@google.com>
8926
8927 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8928 * configure: Regenerate.
8929 * config.in: Regenerate.
8930 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8931 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8932
3ce2c28e
ILT		 89332009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8934
8935 * incremental.cc (Incremental_inputs_header_data): Renamed from
8936 Incremental_input_header_data.
8937 (Incremental_inputs_header_data::data_size): New field.
8938 (Incremental_inputs_header_data::put_input_file_count): Renamed
8939 from input_file_count.
8940 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8941 from command_line_offset.
8942 (Incremental_inputs_header_data::put_reserved): Renamed from
8943 put_reserved.
8944 (Incremental_inputs_entry_data): Renamed from
8945 Incremental_input_entry_data.
8946 (Incremental_inputs_entry_data::data_size): New field.
8947 (Incremental_inputs::report_command_line): New method.
8948 (Incremental_inputs::finalize): New method.
8949 (Incremental_inputs::create_incremental_inputs_data): New method.
8950 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8951 * incremental.h: New file.
8952 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8953 (Layout::finalize): Create incremental inputs section in
8954 incremental builds.
8955 (Layout::create_incremental_info_sections): New method.
8956 * layout.h (Layout::incremental_inputs): New method.
8957 (Layout::create_incremental_info_sections): New method.
8958 (Layout::incremental_inputs_): New field.
8959 * main.cc (main): Notify Incremental_input of the command line.
8960
e55bde5e
ILT		 89612009-04-01 Ian Lance Taylor <iant@google.com>
8962 Mikolaj Zalewski <mikolajz@google.com>
8963
8964 * gold.h (reserve_unordered_map): Define, three versions, one for
8965 each version of Unordered_map.
8966 * layout.cc (Layout::Layout): Remove options parameter. Add
8967 number_of_input_files parameter. Don't initialize options_.
8968 Initialize number_of_input_files_ and resized_signatures_. Move
8969 sections_are_attached_.
8970 (Layout::layout_group): Reserve space for group_signatures_.
8971 (Layout::find_or_add_kept_section): Change name parameter to be a
8972 reference. Resize signatures_ map when it gets large enough.
8973 (Layout::layout_eh_frame): Use parameters->options() instead of
8974 this->options_.
8975 (Layout::make_output_section): Likewise.
8976 (Layout::attach_allocated_section_to_segment): Likewise.
8977 (Layout::finalize, Layout::create_executable_stack): Likewise.
8978 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8979 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8980 * layout.h (class Layout): Update declarations. Remove options_
8981 field. Add number_of_input_files_ and resized_signatures_
8982 fields. Move sections_are_attached_ field.
8983 * main.cc (main): Pass number of input files to Layout
8984 constructor. Don't pass options.
8985
154b857c
ILT		 89862009-03-30 Ian Lance Taylor <iant@google.com>
8987
8988 * ffsll.c (ffsll): Correct implementation.
8989
2f35ab9b
ILT		 89902009-03-27 Ian Lance Taylor <iant@google.com>
8991
fd03461a
ILT		 8992 * ffsll.c: New file.
8993 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8994 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8995 * ftruncate.c (ftruncate): Declare before definition.
8996 * mremap.c (mremap): Likewise.
8997 * pread.c (pread): Likewise.
8998 * configure, Makefile.in, config.in: Rebuild.
8999
2f35ab9b
ILT		 9000 * mremap.c: New file.
9001 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9002 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9003 (mremap): Declare if HAVE_MREMAP is not defined.
9004 * configure, Makefile.in, config.in: Rebuild.
9005
33aea2fd
CC		 90062009-03-27 Cary Coutant <ccoutant@google.com>
9007
9008 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9009 position independent.
9010 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9011 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9012
6d479619
CC		 90132009-03-24 Cary Coutant <ccoutant@google.com>
9014
9015 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9016 an executable.
9017 (needs_dynamic_reloc): Likewise.
9018
afc06bb8
ILT		 90192009-03-24 Ian Lance Taylor <iant@google.com>
9020
9021 * yyscript.y (file_cmd): Recognize EXTERN.
9022 (extern_name_list, extern_name_list_body): New nonterminals.
9023 * script.cc (script_add_extern): Define.
9024 * script-c.h (script_add_extern): Declare.
9025
f6060a4d
ILT		 90262009-03-24 Rafael Avila de Espindola <espindola@google.com>
9027
9028 * object.cc (is_elf_object): Define.
9029 * object.h (is_elf_object): Declare.
9030 * archive.cc (Archive::get_elf_object_for_member): Call
9031 is_elf_object.
33aea2fd 9032 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9033
26736d8e
ILT		 90342009-03-24 Elliott Hughes <enh@google.com>
9035
9036 * output.cc (Output_file::map_anonymous): Define.
9037 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9038 try an anonymous one. Report the size if the mmap fails.
9039 * output.h (class Output_file): Declare map_anonymous.
9040
22fd9730
ILT		 90412009-03-24 Ian Lance Taylor <iant@google.com>
9042
9043 * target-select.cc (instantiate_target): Don't acquire the lock if
9044 the instantiated_target_ field has already been set.
9045
cb010894
ILT		 90462009-03-23 Ian Lance Taylor <iant@google.com>
9047
7f055c20
ILT		 9048 * gold-threads.h (class Initialize_lock): Define.
9049 * gold-threads.cc (class Initialize_lock_once): Define.
9050 (initialize_lock_control): New static variable.
9051 (initialize_lock_pointer): New static variable.
9052 (initialize_lock_once): New static function.
9053 (Initialize_lock::Initialize_lock): Define.
9054 (Initialize_lock::initialize): Define.
9055 * target-select.h: Include "gold-threads.h".
9056 (class Target_selector): Add lock_ and initialize_lock_ fields.
9057 Don't define instantiate_target, just declare it.
9058 * target-select.cc (Target_selector::Target_selector): Initialize
9059 new fields.
9060 (Target_selector::instantiate_target): Define.
9061 * descriptors.h: Include "gold-threads.h".
9062 (class Descriptors): Add initialize_lock_ field.
9063 * descriptors.cc (Descriptors::Descriptors): Initialize new
9064 field.
9065 (Descriptors::open): Use initialize_lock_ field
9066 * errors.h (class Errors): Add initialize_lock_ field.
9067 * errors.cc (Errors::Errors): Initialize new field.
9068 (Errors::initialize_lock): Use initialize_lock_ field.
9069 * powerpc.cc (class Target_selector_powerpc): Remove
9070 instantiated_target_ field. In do_recognize call
9071 instantiate_target rather than do_instantiate_target. In
9072 do_instantiate_target just allocate a new target.
9073 * sparc.cc (class Target_selector_sparc): Likewise.
9074
36959681
ILT		 9075 * freebsd.h: New file.
9076 * i386.cc: Include "freebsd.h".
9077 (Target_i386): Derive from Target_freebsd rather than
9078 Sized_target.
9079 (Target_selector_i386): Derive from Target_selector_freebsd rather
9080 than Target_selector.
9081 * x86_64.cc: Include "freebsd.h".
9082 (Target_x86_64): Derive from Target_freebsd rather than
9083 Sized_target.
9084 (Target_selector_x86_64): Derive from Target_selector_freebsd
9085 rather than Target_selector.
9086 * target.h (class Target): Add adjust_elf_header and
9087 do_adjust_elf_header.
9088 * output.cc (Output_file_header:: do_sized_write): Call target
9089 adjust_elf_header routine.
9090 * configure.tgt: Set targ_osabi.
9091 * configure.ac: Define GOLD_DEFAULT_OSABI.
9092 * parameters.cc (Parameters::default_target): Pass
9093 GOLD_DEFAULT_OSABI to select_target.
9094 * target-select.h (class Target_selector): Make instantiate_target
9095 protected rather than private.
9096 * Makefile.am (HFILES): Add freebsd.h.
9097 * configure, Makefile.in, config.in: Rebuild.
9098
cb010894
ILT		 9099 * merge.cc (do_add_input_section): Correct pend value. Change
9100 message about last entry not being null terminated from error to
9101 warning.
9102
0e879927
ILT		 91032009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9104
9105 * incremental.cc: New file.
9106 * Makefile.am (CCFILES): Add incremental.cc.
9107 * Makefile.in: Rebuild.
9108
41105937
PP		 91092009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9110
9111 * layout.cc (Layout::output_section_name): Preserve names
9112 of '.note.' sections.
e1df38aa 9113
60439920
ILT		 91142009-03-19 Ian Lance Taylor <iant@google.com>
9115
9116 * descriptors.cc (Descriptors::open): Check that the options are
9117 valid before using them.
9118
0d371ad3
ILT		 91192009-03-18 Ian Lance Taylor <iant@google.com>
9120
9121 * script-sections.h: Include <list>.
9122 (class Script_sections): Change Sections_elements from std::vector
9123 to std::list. Typedef public Elements_iterator. Add
9124 orphan_section_placement_, data_segment_align_start_, and
9125 saw_data_segment_align_ fields. Remove data_segment_align_index_
9126 field.
9127 * script-sections.cc (class Orphan_section_placement): New class.
9128 (class Sections_element): Add virtual functions is_relro and
9129 orphan_section_init. Remove virtual function place_orphan_here.
9130 (class Output_section_definition): Add is_relro and
9131 orphan_section_init. Remove place_orphan_here.
9132 (class Orphan_output_section): Likewise.
9133 (Script_sections::Script_sections): Update for field changes.
9134 (Script_sections::data_segment_align): Set saw_data_segment_align_
9135 and data_segment_align_start_, not data_segment_align_index.
9136 (Script_sections::data_segment_relro_end): Check
9137 saw_data_segment_align_. Use data_segment_align_start_ rather
9138 than data_segment_align_index_.
9139 (Script_sections::place_orphan): Rewrite to use
9140 Orphan_section_placement.
9141
9201d894
ILT		 91422009-03-17 Ian Lance Taylor <iant@google.com>
9143
9c5b8369
ILT		 9144 * archive.cc (Archive::add_symbols): Check for a version attached
9145 to the symbol name in the archive map.
9146 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9147 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9148 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9149 (ver_test_11.a): New target.
9150 * testsuite/Makefile.in: Rebuild.
9151
9201d894
ILT		 9152 * configure.ac: Check for chsize and posix_fallocate. Replace
9153 ftruncate.
9154 * ftruncate.c: New file, from gnulib.
9155 * output.cc (posix_fallocate): Define dummy version if not
9156 HAVE_POSIX_FALLOCATE.
9157 (Output_file::map): Call posix_fallocate rather than lseek and
9158 write.
9159 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9160 * configure, Makefile.in, config.in: Rebuild.
9161
ef4ab7a8 91622009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9163
ef4ab7a8
PP		 9164 * layout.h (Layout::create_note): Add section_name parameter.
9165 * layout.cc (Layout::create_note): Likewise.
9166 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9167
8c500701
ILT		 91682009-03-17 Ian Lance Taylor <iant@google.com>
9169
e85b18e1
ILT		 9170 * descriptors.cc: Include "options.h".
9171 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9172 (Descriptors::open): Always use O_CLOEXEC when opening a new
9173 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9174 then set FD_CLOEXEC.
9175
9efe6174
ILT		 9176 * sparc.cc (class Target_sparc): Add has_got_section.
9177 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9178 make sure we have a GOT section.
9179
9180 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9181 (Target_sparc::Scan::local): Likewise.
9182 (Target_sparc::Scan::global): Likewise.
9183 (Target_sparc::Relocate::relocate): Likewise.
9184 (Target_sparc::Relocate::relocate_tls): Likewise.
9185
8c500701
ILT		 9186 * symtab.cc (Symbol_table::define_default_version): New function,
9187 broken out of add_from_object.
9188 (Symbol_table::add_from_object): Call define_default_version.
9189 (Symbol_table::define_special_symbol): Add resolve_oldsym
9190 parameter. Change all callers. If the version for a symbol comes
9191 from a version script, resolve it with the symbol with the same
9192 name with no version. Also add the symbol without a version if
9193 appropriate.
9194 (do_define_in_output_data): If resolving with oldsym, don't delete
9195 sym.
9196 (do_define_in_output_segment): Likewise.
9197 (do_define_as_constant): Likewise.
9198 * symtab.h (class Symbol_table): Update declarations.
9199
f1ed28fb
ILT		 92002009-03-13 Ian Lance Taylor <iant@google.com>
9201
15f8229b
ILT		 9202 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9203 (Read_symbols::requeue): New function.
9204 (Read_symbols::do_read_symbols): If make_elf_object fails because
9205 the target type is not configured, and the file was searched for,
9206 issue a warning and retry with the next directory.
9207 (Add_symbols::run): If the file has an incompatible format, and
9208 it was searched for, requeue the Read_symbols task. On error,
9209 release the object.
9210 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9211 dirindex parameter to constructor. Change all callers. Declare
9212 incompatible_warning and requeue.
9213 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9214 input_argument_ and input_group_ fields. Add them to
9215 constructor. Change all callers.
9216 (class Read_script): Add dirindex_ field. Add it to constructor.
9217 Change all callers.
9218 * archive.cc (Archive::setup): Remove input_objects parameter.
9219 Change all callers.
9220 (Archive::get_file_and_offset): Likewise.
9221 (Archive::read_all_symbols): Likewise.
9222 (Archive::read_symbols): Likewise.
9223 (Archive::get_elf_object_for_member): Remove input_objects
9224 parameter. Add punconfigured parameter. Change all callers.
9225 (Archive::add_symbols): Change return type to bool. Check return
9226 value of include_member.
9227 (Archive::include_all_members): Likewise.
9228 (Archive::include_member): Change return type to bool. Return
9229 false if first included object has incompatible target. Set
9230 included_member_ field.
9231 (Add_archive_symbols::run): If add_symbols returns false, requeue
9232 Read_symbols task.
9233 * archive.h (class Archive): Add included_member_ field.
9234 Initialize it in constructor. Add input_file and searched_for
9235 methods. Update declarations.
9236 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9237 input_argument_ fields. Add them to constructor. Change all
9238 callers.
9239 * script.cc: Include "target-select.h".
9240 (class Parser_closure): Add skip_on_incompatible_target_ and
9241 found_incompatible_target_ fields. Add
9242 skip_on_incompatible_target parameter to constructor. Change all
9243 callers. Add methods skip_on_incompatible_target,
9244 clear_skip_on_incompatible_target, found_incompatible_target, and
9245 set_found_incompatible_target.
9246 (read_input_script): Add dirindex parameter. Change all callers.
9247 If parser finds an incompatible target, requeue Read_symbols
9248 task.
9249 (script_set_symbol): Clear skip_on_incompatible_target in
9250 closure.
9251 (script_add_assertion, script_parse_option): Likewise.
9252 (script_start_sections, script_add_phdr): Likewise.
9253 (script_check_output_format): New function.
9254 * script.h (read_input_script): Update declaration.
9255 * script-c.h (script_check_output_format): Declare.
9256 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9257 (ignore_cmd): Remove OUTPUT_FORMAT.
9258 * fileread.cc (Input_file::Input_file): Add explicit this.
9259 (Input_file::will_search_for): New function.
9260 (Input_file::open): Add pindex parameter. Change all callers.
9261 * fileread.h (class Input_file): Add input_file_argument method.
9262 Declare will_search_for. Update declarations.
9263 * object.cc (make_elf_object): Add punconfigured parameter.
9264 Change all callers.
9265 * object.h (class Object): Make input_file public. Add
9266 searched_for method.
9267 (make_elf_object): Update declaration.
9268 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9269 restart search.
9270 * dirsearch.h (class Dirsearch): Update declaration.
9271 * options.h (class General_options): Add --warn-search-mismatch.
9272 * parameters.cc (Parameters::is_compatible_target): New function.
9273 * parameters.h (class Parameters): Declare is_compatible_target.
9274 * workqueue.cc (Workqueue::add_blocker): New function.
9275 * workqueue.h (class Workqueue): Declare add_blocker.
9276
f1ed28fb
ILT		 9277 * fileread.cc (Input_file::open): Remove options parameter.
9278 Change all callers.
9279 (Input_file::open_binary): Likewise.
9280 * script.cc (read_input_script): Likewise.
9281 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9282 options parameter from constructor. Change all callers.
9283 (class Read_script): Likewise.
9284 * fileread.h (class Input_file): Update declarations.
9285 * script.h (read_input_script): Update declaration.
9286
34dd024a
NC		 92872009-03-10 Nick Clifton <nickc@redhat.com>
9288
9289 * po/es.po: New Spanish translation.
9290
6d71b17c
CC		 92912009-03-06 Cary Coutant <ccoutant@google.com>
9292
9293 * options.cc (parse_short_option): Keep dash_z from registering itself.
9294
031cdbed
ILT		 92952009-03-03 Ian Lance Taylor <iant@google.com>
9296
9297 PR 9918
9298 * target-reloc.h (relocate_section): Pass output_section to
9299 relocate.
9300 * i386.cc (Target_i386::should_apply_static_reloc): Add
9301 output_section parameter. Change all callers.
9302 (Target_i386::Relocate::relocate): Add output_section parameter.
9303 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9304 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9305 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9306 * testsuite/two_file_shared.sh: New script.
9307 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9308 (check_DATA): Add two_file_shared.dbg.
9309 (two_file_shared.dbg): New target.
9310 * testsuite/Makefile.in: Rebuild.
9311
15d5fa16
ILT		 93122009-03-01 Ian Lance Taylor <iant@google.com>
9313
9314 * configure.ac: Check for byteswap.h.
9315 * configure: Rebuild.
9316 * config.in: Rebuild.
9317
8a4c0b0d
ILT		 93182009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9319
9320 * layout.cc (Layout::find_or_add_kept_section): New function.
9321 (Layout::add_comdat): Removed.
9322 * layout.h (struct Kept_section): Move out of class Layout.
9323 Remove trailing underscores from field names. Add group_sections
9324 field. Rename group_ field to is_group. Change all uses.
9325 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9326 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9327 comdat_groups_ field.
9328 (Sized_relobj::include_section_group): Use
9329 find_or_add_kept_section and Kept_section::group_sections.
9330 (Sized_relobj::include_linkonce_section): Likewise.
9331 * object.cc (class Sized_relobj): Don't define Comdat_group or
9332 Comdat_group_table. Remove find_comdat_group and
9333 add_comdat_group. Remove comdat_groups_ field.
9334 * plugin.cc (include_comdat_group): Use
9335 Layout::find_or_add_kept_section.
9336
b4ecf66b
ILT		 93372009-02-28 Ian Lance Taylor <iant@google.com>
9338
14359ca0
ILT		 9339 * README: --gc-sections and map files are now supported. Document
9340 some build requirements.
9341
b4ecf66b
ILT		 9342 PR 6992
9343 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9344 relocatable link set the value of the section symbol to zero.
9345 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9346 relocatable link don't include the section address in the local
9347 symbol value.
9348
0602e05a
ILT		 93492009-02-27 Ian Lance Taylor <iant@google.com>
9350
fd9d194f
ILT		 9351 PR 6811
9352 * options.h (class Search_directory): Add is_system_directory.
9353 (class General_options): Declare is_in_system_directory.
9354 * options.cc (get_relative_sysroot): Make static.
9355 (get_default_sysroot): Make static.
9356 (General_optoins::is_in_system_directory): New function.
9357 * fileread.cc (Input_file::is_in_system_directory): New function.
9358 * fileread.h (class Input_file): Declare is_in_system_directory.
9359 * object.h (class Object): Add is_in_system_directory.
9360 (class Input_objects): Remove system_library_directory_ field.
9361 * object.cc (Input_objects::add_object): Don't set
9362 system_library_directory_.
9363 (input_objects::found_in_system_library_directory): Remove.
9364 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9365 parameter. Change all callers.
9366 (Symbol_table::sized_write_globals): Likewise.
9367 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9368 Call Object::is_in_system_directory.
9369 * symtab.h (class Symbol_table): Update declarations.
9370
61edd21f
ILT		 9371 PR 5990
9372 * descriptors.h (Open_descriptor): Add is_on_stack field.
9373 * descriptors.cc (Descriptors::open): If the descriptor is on the
9374 top of the stack, remove it. Initialize is_on_stack field.
9375 (Descriptors::release): Only add pod to stack if it is not on the
9376 stack already.
9377 (Descriptors::close_some_descriptor): Clear stack_next and
9378 is_on_stack fields.
9379
e29e076a
ILT		 9380 PR 7091
9381 * output.cc (Output_section::find_starting_output_address): Rename
9382 from starting_output_address; add PADDR parameter; change return
9383 type.
9384 * output.h (class Output_section): Declare
9385 find_starting_output_address instead of starting_output_address.
9386 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9387 section symbol for which we can't find a merge section.
9388
0602e05a
ILT		 9389 PR 9836
9390 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9391 hidden or internal, force the symbol to be local.
9392 * resolve.cc (Symbol::override_visibility): Define.
9393 (Symbol::override_base): Use override_visibility.
9394 (Symbol_table::resolve): Likewise.
9395 (Symbol::override_base_with_special): Likewise.
9396 (Symbol_table::override_with_special): If the visibility is hidden
9397 or internal, force the symbol to be local.
9398 * symtab.h (class Symbol): Add set_visibility and
9399 override_visibility.
9400 * testsuite/ver_test_1.sh: New file.
9401 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9402 (check_DATA): Add ver_test_1.syms.
9403 (ver_test_1.syms): New target.
9404 * testsuite/Makefile.in: Rebuild.
9405
401a9a73
CC		 94062009-02-25 Cary Coutant <ccoutant@google.com>
9407
9408 * layout.cc (Layout::choose_output_section): Don't rename sections
9409 when using a linker script that has a SECTIONS clause.
9410 * Makefile.in: Regenerate.
9411
9412 * testsuite/Makefile.am (script_test_5.sh): New test case.
9413 * testsuite/Makefile.in: Regenerate.
9414 * testsuite/script_test_5.cc: New file.
9415 * testsuite/script_test_5.sh: New file.
9416 * testsuite/script_test_5.t: New file.
9417
f488e4b0
CC		 94182009-02-13 Rafael Avila de Espindola <espindola@google.com>
9419
9420 * archive.cc (Archive::include_member): Update calls to add_symbols.
9421 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9422 the Layout argument.
9423 * dynobj.h (do_add_symbols): Add the Layout argument.
9424 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9425 Layout argument.
9426 * object.h (Object::add_symbols): Add the Layout argument.
9427 (Object::do_add_symbols): Add the Layout argument.
9428 (Sized_relobj::do_add_symbols): Add the Layout argument.
9429 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9430 Unify the two versions.
9431 (Add_plugin_symbols): Remove.
9432 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9433 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9434 (Add_plugin_symbols): Remove.
9435 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9436 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9437 (Add_symbols::run): Make it work with Pulginobj.
9438
89dd1680
ILT		 94392009-02-06 Ian Lance Taylor <iant@google.com>
9440
9441 * object.cc (Sized_relobj::do_layout): Make info message start
9442 with lower case letter.
9443
266d0a74
ILT		 94442009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9445
602b464e
ILT		 9446 * binary.cc: Fix file comment.
9447
266d0a74
ILT		 9448 * options.h (enum Incremental_disposition): Define.
9449 (class General_options): Add new options: --incremental,
9450 --incremental_changed, --incremental_unchanged,
9451 --incremental_unknown. Add incremental_disposition_ and
9452 implicit_incremental_ fields.
9453 (General_options::incremental_disposition): New function.
9454 (class Position_dependent_options): Add incremental_disposition
9455 option.
9456 (Position_dependent_options::copy_from_options): Set incremental
9457 dispositions.
9458 * options.cc (General_options::parse_incremental_changed): New
9459 function.
9460 (General_options::parse_incremental_unchanged): New function.
9461 (General_options::parse_incremental_unknown): New function.
9462 (General_options::General_options): Initialize new fields
9463 incremental_disposition_ and implicit_incremental_.
9464 (General_options::finalize): Check for uasge of --incremental-*
9465 without --incremental.
9466
f073bbf7
CD		 94672009-02-06 Chris Demetriou <cgd@google.com>
9468
9469 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9470 pointer and to report location as the file name associated with
9471 the symbol.
9472 (gold_undefined_symbol_at_location): New function to replace the
9473 old gold_undefined_symbol functionality.
9474 * target-reloc.h (relocate_section): Update to use
9475 gold_undefined_symbol_at_location.
9476 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9477 Call gold_undefined_symbol function rather than gold_error.
9478 * errors.h (Errors::undefined_symbol): Take location as a
9479 string, rather than calculating it from a relocation.
9480 * errors.cc (Errors::fatal): Print "fatal error:" before the
9481 formatted message.
9482 (Errors::error, Errors::error_at_location): Print "error: "
9483 before the formatted message.
9484 (Errors::undefined_symbol): Take location as a string, rather
9485 than calculating it from a relocation.
9486 (gold_undefined_symbol_at_location): New function akin to
9487 old gold_undefined_symbol, calculates location from relocation.
9488 (gold_undefined_symbol): Change to take only a Symbol pointer
9489 and to report location as the file name associated with the symbol.
9490 * testsuite/debug_msg.sh: Update for changed error messages.
9491 * testsuite/undef_symbol.sh: Likewise.
9492
8e94a90c
ILT		 94932009-02-04 Duncan Sands <baldrick@free.fr>
9494
9495 PR 9812
9496 * reduced_debug_output.h
9497 (Output_reduced_debug_abbrev_section::failed): Use format for
9498 gold_warning.
9499 (Output_reduced_debug_info_section::faild): Likewise.
9500
88a0e15b
ILT		 95012009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9502
9503 * script.cc (Lazy_demangler): New class.
9504 (Version_script_info::get_symbol_version_helper): Demangle a
9505 symbol only once.
9506
5efc7cd2
CC		 95072009-01-29 Cary Coutant <ccoutant@google.com>
9508
9509 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9510 to __tls_get_addr.
9511 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9512
e0ebcf42
ILT		 95132009-01-28 Ian Lance Taylor <iant@google.com>
9514
5efc7cd2 9515 * version.cc (version_string): Bump to 1.9.
75fe7426 9516
e0ebcf42
ILT		 9517 * gold.h: Include <cstring> and <stdint.h>.
9518 * version.cc: Include <cstdio>.
9519 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9520 warning.
9521 * reduced_debug_output.cc (insert_into_vector): Rename from
9522 Insert_into_vector; change all callers. Use Swap_unaligned to
9523 avoid aliasing issue; remove union since it is unnecessary.
9524
8e2813be 95252009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9526
9527 * Makefile.am (CCFILES): Add gc.cc.
9528 (HFILES): Add gc.h.
9529 * Makefile.in: Regenerate.
9530 * gold.cc (Gc_runner): New class.
9531 (queue_initial_tasks): Call garbage collection related tasks
9532 when corresponding options are invoked.
9533 (queue_middle_gc_tasks): New function.
9534 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9535 processed early before laying out sections during garbage collection.
9536 * gold.h (queue_middle_gc_tasks): New function.
9537 (is_prefix_of): Move from "layout.cc".
9538 * i386.cc (Target_i386::gc_process_relocs): New function.
9539 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9540 * main.cc (main): Create object of class "Garbage_collection".
9541 * object.cc (Relobj::copy_symbols_data): New function.
9542 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9543 (Sized_relobj::do_layout): Allow this function to be called twice
9544 during garbage collection and defer layout of section during the
6d03d481
ST		 9545 first call.
9546 * object.h (Relobj::get_symbols_data): New function.
9547 (Relobj::is_section_name_included): New function.
9548 (Relobj::copy_symbols_data): New function.
9549 (Relobj::set_symbols_data): New function.
9550 (Relobj::get_relocs_data): New function.
9551 (Relobj::set_relocs_data): New function.
9552 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9553 (Relobj::gc_process_relocs): New function.
9554 (Relobj::do_gc_process_relocs): New pure virtual function.
9555 (Relobj::sd_): New data member.
9556 (Sized_relobj::is_output_section_offset_invalid): New function.
9557 (Sized_relobj::do_gc_process_relocs): New function.
9558 * options.h (General_options::gc_sections): Modify to not be a no-op.
9559 (General_options::print_gc_sections): New option.
9560 * plugin.cc (Plugin_finish::run): Remove function call to
9561 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9562 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9563 * reloc.cc (Read_relocs::run): Add task to process relocs and
9564 determine unreferenced sections when doing garbage collection.
9565 (Gc_process_relocs): New class.
9566 (Sized_relobj::do_gc_process_relocs): New function.
9567 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9568 sections that are garbage collected.
9569 * reloc.h (Gc_process_relocs): New class.
9570 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9571 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9572 symbols whose corresponding sections are garbage collected.
9573 (Symbol_table::Symbol_table): Add new parameter for the garbage
9574 collection object.
9575 (Symbol_table::gc_mark_undef_symbols): New function.
9576 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9577 (Symbol_table::gc_mark_dyn_syms): New function.
9578 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9579 as garbage.
9580 (Symbol_table::add_from_object): Likewise.
9581 (Symbol_table::add_from_relobj): When building shared objects, do not
9582 treat externally visible symbols as garbage.
9583 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9584 table information for static and relocatable links.
9585 * symtab.h (Symbol_table::set_gc): New function.
9586 (Symbol_table::gc): New function.
9587 (Symbol_table::gc_mark_undef_symbols): New function.
9588 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9589 (Symbol_table::gc_mark_dyn_syms): New function.
9590 (Symbol_table::gc_): New data member.
e1df38aa 9591 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9592 function.
9593 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9594 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9595
3b293544
CF		 95962009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9597
9598 * options.h (General_options::gc_sections): Define as a no-op for now.
9599 (General_options::no_keep_memory): Ditto.
9600 (General_options::Bshareable): Define.
9601 * options.cc (General_options::finalize): Honor -Bshareable.
9602
83d22aa8
AS		 96032009-01-20 Andreas Schwab <schwab@suse.de>
9604
9605 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9606 read the value in the contents, since we don't use it. Use the
9607 template endianness when writing.
9608 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9609
cd536b21
AS		 96102009-01-19 Andreas Schwab <schwab@suse.de>
9611
9612 * configure.tgt (powerpc64-*): Fix targ_obj.
9613
99e9a495
ILT		 96142009-01-15 Ian Lance Taylor <iant@google.com>
9615
9616 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9617 local symbols when stripping all symbols.
9618
bbbfea06
CC		 96192009-01-14 Cary Coutant <ccoutant@google.com>
9620
99e9a495 9621 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9622
0f7c0701
CC		 96232009-01-14 Cary Coutant <ccoutant@google.com>
9624
9625 * archive.cc (Archive::get_elf_object_for_member): Remove call
9626 to File_read::claim_for_plugin.
9627 * descriptors.cc (Descriptors::open): Remove reference to
9628 is_claimed.
9629 (Descriptors::claim_for_plugin): Remove.
9630 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9631 (Descriptors::is_claimed): Remove.
9632 (claim_descriptor_for_plugin): Remove.
9633 * fileread.cc (File_read::claim_for_plugin): Remove.
9634 * fileread.h (File_read::claim_for_plugin): Remove.
9635 (File_read::descriptor): Reopen descriptor if necessary.
9636 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9637 (Plugin_manager::all_symbols_read): Add task parameter. Change
9638 all callers.
9639 (Plugin_manager::get_input_file): New function.
9640 (Plugin_manager::release_input_file): New function.
9641 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9642 corresponding data member.
9643 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9644 and pass to base constructor. Change all callers.
9645 (get_input_file, release_input_file): New functions.
9646 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9647 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9648 (Plugin_manager::all_symbols_read): Add task parameter.
9649 (Plugin_manager::get_input_file): New function.
9650 (Plugin_manager::release_input_file): New function.
9651 (Plugin_manager::task_): New data member.
9652 (Pluginobj::Pluginobj): Add filesize parameter.
9653 (Pluginobj::filename): New function.
9654 (Pluginobj::descriptor): New function.
9655 (Pluginobj::filesize): New function.
9656 (Pluginobj::filesize_): New data member.
9657 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9658 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9659 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9660
9661 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9662 with archive libraries.
9663 * testsuite/Makefile.in: Regenerate.
9664 * testsuite/plugin_test.c (struct sym_info): New type.
9665 (get_input_file, release_input_file): New static variables.
9666 (onload): Capture new transfer vector entries.
9667 (claim_file_hook): Stop reading at end of file according to filesize.
9668 Factor out parsing of readelf output into separate function.
9669 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9670 APIs and get the source file name from the symbol table. Convert
9671 source file name to corresponding object file name. Print info
9672 message when adding new input files.
9673 (parse_readelf_line): New function.
9674 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9675 * testsuite/plugin_test_2.sh: Likewise.
9676 * testsuite/plugin_test_3.sh: Likewise.
9677 * testsuite/plugin_test_4.sh: New test case.
9678
62a6d109
ILT		 96792009-01-07 Ian Lance Taylor <iant@google.com>
9680
9681 * version.cc (version_string): Bump to 1.8.
9682
483620e8
CC		 96832008-12-23 Cary Coutant <ccoutant@google.com>
9684
9685 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9686 * plugin.cc (Plugin_manager::finish): Rename as
9687 layout_deferred_objects. Move cleanup to separate function.
9688 (Plugin_manager::cleanup): New function.
9689 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9690 separately.
9691 * plugin.h (Plugin_manager::finish): Rename as
9692 layout_deferred_objects.
9693 (Plugin_manager::cleanup): New function.
9694 (Plugin_manager::cleanup_done): New field.
9695
d66a9eb3
CC		 96962008-12-23 Cary Coutant <ccoutant@google.com>
9697
9698 * plugin.cc (is_visible_from_outside): New function.
9699 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9700 so we don't return "IR only" status for exported symbols or -r links.
9701
9702 * testsuite/Makefile.am (plugin_test_3): New test case.
9703 * testsuite/Makefile.in: Regenerate.
9704 * testsuite/plugin_test_3.sh: New file.
9705
5995b570
CC		 97062008-12-22 Cary Coutant <ccoutant@google.com>
9707
9708 * object.cc (Sized_relobj::layout_section): New function.
9709 (Sized_relobj::do_layout): Defer layout of input sections until after
9710 plugin has provided replacement files.
9711 (Sized_relobj::do_layout_deferred_sections): New function.
9712 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9713 (Relobj::layout_deferred_sections): New function.
9714 (Relobj::do_layout_deferred_sections): New function.
9715 (Sized_relobj::do_layout_deferred_sections): New function.
9716 (Sized_relobj::layout_section): New function.
9717 (Sized_relobj::Deferred_layout): New structure.
9718 (Sized_relobj::deferred_layout_): New field.
9719 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9720 Change all callers. Layout deferred sections.
9721 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9722 references.
9723 (Plugin_hook::run): Move code from do_plugin_hook inline.
9724 (Plugin_hook::do_plugin_hook): Remove.
9725 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9726 (Plugin_manager::finish): Renamed, was cleanup.
9727 (Plugin_manager::should_defer_layout): New function.
9728 (Plugin_manager::add_deferred_layout_object): New function.
9729 (Plugin_manager::Deferred_layout_list): New type.
9730 (Plugin_manager::deferred_layout_objects_): New field.
9731 (Plugin_hook::do_plugin_hook): Remove.
9732
ee769c88
ILT		 97332008-12-17 Ian Lance Taylor <iant@google.com>
9734
9735 * options.h (class General_options): Add --no case for
9736 --export-dynamic.
9737
abc8dcba
CC		 97382008-12-16 Cary Coutant <ccoutant@google.com>
9739
9740 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9741 vector.
9742 (Plugin_manager::claim_file): Create plugin object even if
9743 plugin did not call the add_symbols callback.
9744 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9745 asking for more symbols than were added.
9746 * testsuite/Makefile.am (plugin_test_1): Add test case with
9747 no global symbols.
9748 (empty.syms): New target.
9749 * testsuite/Makefile.in: Regenerate.
9750 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9751 message. Don't call add_symbols if no globals.
9752 (all_symbols_read_hook): Don't provide replacement for empty
9753 claimed file.
9754
b0074644
ILT		 97552008-12-12 Ian Lance Taylor <iant@google.com>
9756
68943102
ILT		 9757 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9758 r_type == 0 for a local symbol with r_sym == 0.
9759 (scan_relocatable_relocs): Pass r_sym to
9760 local_non_section_strategy.
9761 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9762 r_sym parameter.
9763
b0074644
ILT		 9764 * configure.ac: Update test for TLS descriptors: they are
9765 supported as of glibc 2.9.
9766 * configure: Rebuild.
9767
c2508178
ILT		 97682008-12-11 Ian Lance Taylor <iant@google.com>
9769
9770 PR 7091
9771 * target-reloc.h (Default_scan_relocatable_relocs): For each
9772 function, map r_type == 0 to RELOC_DISCARD.
9773
2756a258
CC		 97742008-12-10 Cary Coutant <ccoutant@google.com>
9775
9776 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9777 object to override a kept COMDAT group from a plugin object.
9778
bb6f53d3
ILT		 97792008-12-09 Ian Lance Taylor <iant@google.com>
9780
fbc558e1
ILT		 9781 PR 7088
9782 * yyscript.y (file_cmd): Handle INPUT.
9783
bb6f53d3
ILT		 9784 * testsuite/initpri1.c: Change all declarations to be full
9785 prototypes by adding void, to avoid compiler warnings.
9786
4674ecfc
CC		 97872008-12-05 Rafael Avila de Espindola <espindola@google.com>
9788
9789 * options.cc (General_options::parse_plugin_opt): New.
9790 (General_options::add_plugin): The argument now is just the filename.
9791 (General_options::add_plugin_option): New.
9792 * options.h (plugin_opt): New.
9793 (add_plugin): Change argument name.
9794 (add_plugin_option): New.
9795 * plugin.cc (Plugin::load): Don't parse the plugin option.
9796 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9797 (Plugin::add_option): New.
9798 (Plugin::args_): Change type.
9799 (Plugin::filename_): New.
9800 (Plugin_manager::add_plugin_option): New.
9801 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9802 * testsuite/Makefile.in: Regenerate.
9803
fd06b4aa
CC		 98042008-12-05 Cary Coutant <ccoutant@google.com>
9805
9806 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9807 Handle --strip-lto-sections option.
9808 * options.h (strip_lto_sections): New option.
9809
6c52134c
CC		 98102008-12-01 Cary Coutant <ccoutant@google.com>
9811
9812 * plugin.cc (ld_plugin_message): Change format parameter to const.
9813 Fix mismatch between new[] and delete.
9814
a45248e0
CC		 98152008-11-14 Cary Coutant <ccoutant@google.com>
9816
9817 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9818 instead of -1U.
9819
c82fbeee
CS		 98202008-11-05 Craig Silverstein <csilvers@google.com>
9821
9822 * options.cc (General_options::parse_dynamic_list): New function.
9823 * options.h (General_options): New flags dynamic_list,
9824 dynamic_list_data, dynamic_list_cpp_new, and
9825 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9826 (General_options::in_dynamic_list): New function.
9827 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9828 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9829 (Lex::can_continue_name): Likewise.
9830 (yylex): Likewise.
9831 (read_script_file): New parameter script_options.
9832 (read_dynamic_list): New function.
9833 (Script_options::define_dynamic_list): New function.
9834 (dynamic_list_keyword_parsecodes): New variable.
9835 (dynamic_list_keywords): New variable.
9836 * script.h (Script_options::define_dynamic_list): New function
9837 prototype.
9838 (read_dynamic_list): New function prototype.
9839 * symtab.cc (strprefix): New macro.
9840 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9841 dynamic_list_data, dynamic_list_cpp_new, and
9842 dynamic_list_cpp_typeinfo.
9843 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9844 (dynamic_list_expr): New rule.
9845 (dynamic_list_nodes): Likewise.
9846 (dynamic_list_node): Likewise.
9847 * testsuite/Makefile.am (dynamic_list): New test.
9848 * testsuite/Makefile.in: Regenerated.
9849 * testsuite/dynamic_list.t: New file.
9850 * testsuite/dynamic_list.sh: New file.
9851
e0bb29a5
CS		 98522008-11-05 Craig Silverstein <csilvers@google.com>
9853
9854 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9855 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9856 (t11_last): Likewise.
9857 * testsuite/ver_test_6.c (main): Likewise.
9858
4e1e25e0
CC		 98592008-10-07 Cary Coutant <ccoutant@google.com>
9860
9861 * options.c (General_options::finalize): Add check for -static and
9862 -shared.
9863 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9864 is not empty.
9865
92f03fcb
CC		 98662008-10-02 Cary Coutant <ccoutant@google.com>
9867
9868 * plugin.cc (make_sized_plugin_object): Fix conditional
9869 compilation to work when not all targets are enabled.
9870
fbd8a257
CC		 98712008-09-29 Cary Coutant <ccoutant@google.com>
9872
9873 * archive.cc (Archive::get_file_and_offset): Use filename instead
9874 of name to get library path.
9875 (Archive::include_member): Unlock external member of a thin archive.
9876
9877 * testsuite/Makefile.am (TEST_AR): New variable.
9878 (thin_archive_test_1): New test.
9879 (thin_archive_test_2): New test.
81636b3f
CC		 9880 * testsuite/Makefile.in: Regenerate.
9881 * testsuite/thin_archive_main.cc: New file.
9882 * testsuite/thin_archive_test_1.cc: New file.
9883 * testsuite/thin_archive_test_2.cc: New file.
9884 * testsuite/thin_archive_test_3.cc: New file.
9885 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9886
eff45813
CC		 98872008-09-29 Cary Coutant <ccoutant@google.com>
9888
9889 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9890 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9891 instead of -1U.
9892 (Sized_relobj::do_finalize_local_symbols): Likewise.
9893 (Sized_relobj::map_to_kept_section): Likewise.
9894 * object.h (Sized_relobj::invalid_address): New constant.
9895 (Sized_relobj::do_output_section_offset): Check for invalid_address
9896 and return -1ULL.
9897 * output.cc (Output_reloc::local_section_offset): Use constant
9898 invalid_address instead of -1U.
9899 (Output_reloc::get_address): Likewise.
9900 (Output_section::output_address): Change -1U to -1ULL.
9901 * output.h (Output_reloc::invalid_address): New constant.
9902 * reloc.cc (Sized_relobj::write_sections): Use constant
9903 invalid_address instead of -1U.
9904 (Sized_relobj::relocate_sections): Likewise.
9905 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9906 values for merge sections.
9907 * target-reloc.h (relocate_for_relocatable): Use constant
9908 invalid_address instead of -1U.
9909
89fc3421
CC		 99102008-09-19 Cary Coutant <ccoutant@google.com>
9911
9912 Add plugin functionality for link-time optimization (LTO).
9913 * configure.ac (plugins): Add --enable-plugins option.
9914 * configure: Regenerate.
9915 * config.in: Regenerate.
9916 * Makefile.am (LIBDL): New variable.
9917 (CCFILES): Add plugin.cc.
9918 (HFILES): Add plugin.h.
9919 (ldadd_var): Add LIBDL.
9920 * Makefile.in: Regenerate.
9921
9922 * archive.cc: Include "plugin.h".
9923 (Archive::setup): Don't preread archive symbols when using a plugin.
9924 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9925 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9926 files.
9927 (Archive::include_member): Add symbols from plugin objects.
9928 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9929 * descriptors.cc (Descriptors::open): Check for file descriptors
9930 abandoned by plugins.
9931 (Descriptors::claim_for_plugin): New function.
9932 * descriptors.h (Descriptors::claim_for_plugin): New function.
9933 (Open_descriptor::is_claimed): New field.
9934 (claim_descriptor_for_plugin): New function.
9935 * fileread.cc (File_read::claim_for_plugin): New function.
9936 * fileread.h (File_read::claim_for_plugin): New function.
9937 (File_read::descriptor): New function.
9938 * gold.cc: Include "plugin.h".
9939 (queue_initial_tasks): Add task to call plugin hooks for generating
9940 new object files.
9941 * main.cc: Include "plugin.h".
9942 (main): Load plugin libraries.
9943 * object.h (Pluginobj): Declare.
9944 (Object::pluginobj): New function.
9945 (Object::do_pluginobj): New function.
9946 (Object::set_target): New function.
9947 * options.cc: Include "plugin.h".
9948 (General_options::parse_plugin): New function.
9949 (General_options::General_options): Initialize plugins_ field.
9950 (General_options::add_plugin): New function.
9951 * options.h (Plugin_manager): Declare.
9952 (General_options): Add --plugin option.
9953 (General_options::has_plugins): New function.
9954 (General_options::plugins): New function.
9955 (General_options::add_plugin): New function.
9956 (General_options::plugins_): New field.
9957 * plugin.cc: New file.
9958 * plugin.h: New file.
9959 * readsyms.cc: Include "plugin.h".
9960 (Read_symbols::do_read_symbols): Check for archive before checking
9961 for ELF file. Call plugin hooks to claim files.
9962 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9963 from a real object file; force override when processing replacement
9964 files.
9965 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9966 (Symbol::init_base_object): Likewise.
9967 (Symbol::init_base_output_data): Likewise.
9968 (Symbol::init_base_output_segment): Likewise.
9969 (Symbol::init_base_constant): Likewise.
9970 (Symbol::init_base_undefined): Likewise.
9971 (Symbol::output_section): Assert that object is not a plugin.
9972 (Symbol_table::add_from_pluginobj): New function.
9973 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9974 undefined.
9975 (Symbol_table::sized_write_globals): Likewise.
9976 (Symbol_table::add_from_pluginobj): Instantiate template.
9977 * symtab.h (Sized_pluginobj): Declare.
9978 (Symbol::in_real_elf): New function.
9979 (Symbol::set_in_real_elf): New function.
9980 (Symbol::in_real_elf_): New field.
9981 (Symbol_table::add_from_pluginobj): New function.
9982
9983 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9984 (LIBDL): New variable.
9985 (LDADD): Add LIBDL.
9986 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9987 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9988 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9989 (MOSTLYCLEANFILES): Likewise.
9990 * testsuite/Makefile.in: Regenerate.
9991 * testsuite/plugin_test.c: New file.
9992 * testsuite/plugin_test_1.sh: New file.
9993 * testsuite/plugin_test_2.sh: New file.
9994
de31bda5
ILT		 99952008-09-16 Ian Lance Taylor <iant@google.com>
9996
9c2d0ef9
ILT		 9997 * target-reloc.h (relocate_section): Check whether a symbol is
9998 defined by the ABI before reporting an undefined symbol error.
9999 * target.h (Target::is_defined_by_abi): Make parameter const.
10000 (Target::do_is_defined_by_abi): Likewise.
10001 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10002 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10003 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10004 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10005 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10006 * testsuite/Makefile.in: Rebuild.
10007
de31bda5
ILT		 10008 * fileread.cc (make_view): Add casts to avoid warning.
10009
9fa33bee
AO		 100102008-09-16 Alexandre Oliva <aoliva@redhat.com>
10011
10012 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10013 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10014
183fd0e3
AO		 100152008-09-16 Alexandre Oliva <aoliva@redhat.com>
10016
10017 * options.h (General_options::output_is_executable): New.
10018 (General_options::output_is_pie): New.
10019 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10020 for shared libraries.
10021 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10022
7be8330a
CD		 100232008-09-11 Chris Demetriou <cgd@google.com>
10024
10025 * options.h (origin): New -z option.
10026 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10027 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10028 in DT_FLAGS_1.
10029
a9caad02
CC		 100302008-09-05 Cary Coutant <ccoutant@google.com>
10031
10032 * fileread.cc (File_read::make_view): Add check for attempt to map
10033 beyond end of file.
10034
ae6dce4d
CC		 100352008-09-05 Cary Coutant <ccoutant@google.com>
10036
10037 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10038 explicit instantiations.
10039
d7ab2a47
KVH		 100402008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10041
10042 PR gold/6858
10043 * options.cc (General_options::finalize): Allow undefined symbols
10044 in shlibs if linking -shared.
10045
10046 PR gold/6859
10047 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10048 symbols as not needing a dynsym entry.
10049
1e52a9c1
CS		 100502008-08-20 Craig Silverstein <csilvers@google.com>
10051
10052 * fileread.cc (File_read::open): Do not lock the file unless it
10053 was successfully opened.
10054
d85c80a3
CC		 100552008-08-14 Cary Coutant <ccoutant@google.com>
10056
10057 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10058 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10059 * testsuite/tls_test.cc (struct int128): 128-bit struct
10060 for testing TLS relocs with non-zero addend.
10061 (v12): New TLS variable.
10062 (t12): New test.
10063 (t_last): Add check for v12.
10064 * testsuite/tls_test.h (t12): New function.
10065 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10066
2d924fd9
ILT		 100672008-08-13 Ian Lance Taylor <iant@google.com>
10068
10069 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10070 set tls_segment_ or relro_segment_.
10071 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10072 when appropriate.
10073 * output.h (Output_section::clear_is_relro): New function.
10074 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10075 sections specially even when output_data_ is empty.
10076 (Output_segment::maximum_alignment): When first section is relro,
10077 only force alignment for PT_LOAD segments.
10078 * script.cc (script_data_segment_align): New function.
10079 (script_data_segment_relro_end): New function.
10080 * script-c.h (script_data_segment_align): Declare.
10081 (script_data_segment_relro_end): Declare.
10082 * script-sections.h (class Script_sections): Declare
10083 data_segment_align and data_segment_relro_end. Add fields
10084 segment_align_index_ and saw_relro_end_.
10085 * script-sections.cc (class Sections_element): Add set_is_relro
10086 virtual function. Add new bool* parameter to place_orphan_here.
10087 Add get_output_section virtual function.
10088 (class Output_section_definition): Add set_is_relro. Add new
10089 bool* parameter to place_orphan_here. Add get_output_section.
10090 Add is_relro_ field.
10091 (Output_section_definition::Output_section_definition): Initialize
10092 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10093 and is_relro_ fields.
10094 (Output_section_definition::place_orphan_here): Add is_relro
10095 parameter.
10096 (Output_section_definition::set_section_addresses): Set relro for
10097 output section.
10098 (Output_section_definition::alternate_constraint): Likewise.
10099 (class Orphan_output_section): Add new bool* parameter to
10100 place_orphan_here. Add get_output_section.
10101 (Orphan_output_section::place_orphan_here): Add is_relro
10102 parameter.
10103 (Script_sections::Script_sections): Initialize
10104 data_segment_align_index_ and saw_relro_end_.
10105 (Script_sections::data_segment_align): New function.
10106 (Script_sections::data_segment_relro_end): New function.
10107 (Script_sections::place_orphan): Set or clear is_relro.
10108 (Script_sections::set_section_addresses): Force alignment of first
10109 TLS section.
10110 * yyscript.y (exp): Call script_data_segment_align and
10111 script_data_segment_relro_end.
10112 * testsuite/relro_script_test.t: New file.
10113 * testsuite/relro_test.cc (using_script): Declare.
10114 (t1, t2): Test using_script.
10115 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10116 (relro_script_test_SOURCES): Define.
10117 (relro_script_test_DEPENDENCIES): Define.
10118 (relro_script_test_LDFLAGS): Define.
10119 (relro_script_test_LDADD): Define.
10120 (relro_script_test.so): New target.
10121 * testsuite/Makefile.in: Rebuild.
10122
f827c9a9
CC		 101232008-08-06 Cary Coutant <ccoutant@google.com>
10124
10125 * archive.cc (Archive::total_archives, Archive::total_members)
10126 (Archive::total_members_loaded): New variables.
10127 (Archive::setup): Add parameter. Add option to preread
10128 archive symbols.
10129 (Archive::read_armap): Add counter.
10130 (Archive::get_file_and_offset): New function.
10131 (Archive::get_elf_object_for_member): New function.
10132 (Archive::read_all_symbols): New function.
10133 (Archive::read_symbols): New function.
10134 (Archive::add_symbols): Add counters.
10135 (Archive::include_all_members): Use armap to find members if it's
10136 already built.
10137 (Archive::include_member): Skip reading symbols if already read.
10138 Factored code into Archive::get_file_and_offset and
10139 Archive::get_elf_object_for_member. Changed call to
10140 Mapfile::report_include_archive_member.
10141 (Archive::print_stats): New function.
10142 * archive.h: Declare Object and Read_symbols_data classes.
10143 (Archive::Archive): Add initializers for new members.
10144 (Archive::setup): Add parameter.
10145 (Archive::print_stats): New function.
10146 (Archive::total_archives, Archive::total_members)
10147 (Archive::total_members_loaded): New variables.
10148 (Archive::get_file_and_offset): New function.
10149 (Archive::get_elf_object_for_member): New function.
10150 (Archive::read_all_symbols): New function.
10151 (Archive::read_symbols): New function.
10152 (Archive::Archive_member): New class.
10153 (Archive::members_): New member.
10154 (Archive::num_members_): New member.
10155 * main.cc: Include archive.h.
10156 (main): Call Archive::print_stats.
10157 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10158 archive parameter; member_name is now the fully-decorated name.
10159 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10160 * options.h: (General_options): Add --preread-archive-symbols option.
10161 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10162 Archive::setup.
10163
de4c45bd
ILT		 101642008-08-04 Ian Lance Taylor <iant@google.com>
10165
10166 * symtab.h (Symbol::use_plt_offset): New function.
10167 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10168 * powerpc.cc (Relocate::relocate): Likewise.
10169 * sparc.cc (Relocate::relocate): Likewise.
10170 * x86_64.cc (Relocate::relocate): Likewise.
10171 * testsuite/weak_plt.sh: New test.
10172 * testsuite/weak_plt_main.cc: New test.
10173 * testsuite/weak_plt_shared.cc: New test.
10174 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10175 (check_PROGRAMS): Add weak_plt.
10176 (check_DATA): Add weak_plt_shared.so.
10177 (weak_plt_main_pic.o, weak_plt): New targets.
10178 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10179 * testsuite/Makefile.in: Rebuild.
10180
10181 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10182 gcctestdir/ld.
10183 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10184 * testsuite/Makefile.in: Rebuild.
10185
323ee3f4
AM		 101862008-08-04 Alan Modra <amodra@bigpond.net.au>
10187
10188 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10189 * Makefile.in: Regenerate.
10190 * po/POTFILES.in: Regenerate.
10191
7c07ecec
ILT		 101922008-07-29 Ian Lance Taylor <iant@google.com>
10193
10194 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10195 symbols before other symbols.
10196 * testsuite/script_test_2.cc (test_addr): Declare.
10197 (test_addr_alias): Declare.
10198 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10199 values.
7c07ecec
ILT		 10200 * testsuite/script_test_2.t: Define test_addr_alias and
10201 test_addr.
10202
5778530e
ILT		 102032008-07-24 Ian Lance Taylor <iant@google.com>
10204
2a00e4fb
ILT		 10205 PR 5990
10206 * descriptors.cc: New file.
10207 * descriptors.h: New file.
10208 * gold-threads.h (class Hold_optional_lock): New class.
10209 * fileread.cc: Include "descriptors.h".
10210 (File_read::~File_read): Release descriptor rather than closing
10211 it.
10212 (File_read::open) [file]: Call open_descriptor rather than open.
10213 Set is_descriptor_opened_.
10214 (File_read::open) [memory]: Assert that descriptor is not open.
10215 (File_read::reopen_descriptor): New function.
10216 (File_read::release): Release descriptor.
10217 (File_read::do_read): Make non-const. Reopen descriptor.
10218 (File_read::read): Make non-const.
10219 (File_read::make_view): Reopen descriptor.
10220 (File_read::do_readv): Likewise.
10221 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10222 Update declarations.
10223 * layout.cc: Include "descriptors.h".
10224 (Layout::create_build_id): Use open_descriptor rather than open.
10225 * output.cc: Include "descriptors.h".
10226 (Output_file::open): Use open_descriptor rather than open.
10227 * archive.cc (Archive::const_iterator): Change Archive to be
10228 non-const.
10229 (Archive::begin, Archive::end): Make non-const.
10230 (Archive::count_members): Likewise.
10231 * archive.h (class Archive): Update declarations.
10232 * object.h (Object::read): Make non-const.
10233 * Makefile.am (CCFILES): Add descriptors.cc.
10234 (HFILES): Add descriptors.h.
10235 * Makefile.in: Rebuild.
10236
801647d1
ILT		 10237 PR 6716
10238 * gold.h: Always include <clocale>. Add Solaris workarounds
10239 following code in binutils/sysdep.h.
10240
5edd166e
ILT		 10241 PR 6048
10242 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10243 this->eh_frame_hdr_ is NULL before using it.
10244
c89ad728
ILT		 10245 * dynobj.cc (Versions::Versions): Update comment.
10246
aa86f06b
ILT		 10247 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10248 the base version name.
10249
5778530e
ILT		 10250 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10251 array size plus one.
10252 (Stringpool_template::set_string_offsets): Subtract one from key
10253 before using it as an array index.
10254 (Stringpool_template::get_offset_with_length): Likewise.
10255 (Stringpool_template::write_to_buffer): Likewise.
10256 * stringpool.h (Stringpool_template::get_offset_from_key):
10257 Likewise.
10258
057ead22
ILT		 102592008-07-23 Ian Lance Taylor <iant@google.com>
10260
7f649c59
ILT		 10261 PR 6658
10262 * object.h (Merged_symbol_value::value): Do our best to handle a
10263 negative addend.
10264
057ead22
ILT		 10265 PR 6647
10266 * script.cc (Version_script_info::get_versions): Don't add empty
10267 version tag to return value.
10268 (Version_script_info::get_symbol_version_helper): Change return
10269 type to bool. Add pversion parameter. Change all callers.
10270 (script_register_vers_node): Don't require a non-NULL tag.
10271 * script.h (class Version_script_info): Update declarations.
10272 (Version_script_info::get_symbol_version): Change return type to
10273 bool. Add version parameter. Change all callers.
10274 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10275 handling. Handle an empty version from a version script.
10276 (Symbol_table::define_special_symbol): Likewise.
10277 * testsuite/ver_test_10.script: New file.
10278 * testsuite/ver_test_10.sh: New file.
10279 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10280 (check_DATA): Add ver_test_10.syms.
10281 (ver_test_10.syms, ver_test_10.so): New target.
10282 * testsuite/Makefile.in: Rebuild.
10283
58e54ac2
CD		 102842008-07-23 Simon Baldwin <simonb@google.com>
10285
10286 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10287 to zero for undefined symbols from dynamic libraries.
10288
95d14cd3
ILT		 102892008-07-23 Ian Lance Taylor <iant@google.com>
10290
10291 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10292 Change all callers.
10293 * symtab.h (class Symbol_table): Update declaration.
10294 * testsuite/ver_test_9.cc: New file.
10295 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10296 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10297 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10298 (ver_test_9.so, ver_test_9.o): New targets.
10299 * testsuite/Makefile.in: Rebuild.
10300
92de84a6
ILT		 103012008-07-22 Ian Lance Taylor <iant@google.com>
10302
34810851
ILT		 10303 * options.h (class General_options): Define --check-sections.
10304 * layout.cc (Layout::set_segment_offsets): Handle
10305 --check-sections.
10306
af6156ef
ILT		 10307 * options.h (class General_options): Define -n/--nmagic and
10308 -N/--omagic.
10309 * options.cc (General_options::finalize): For -n/--nmagic or
10310 -N/--omagic, set -static.
10311 * layout.cc (Layout::attach_allocated_section_to_segment): If
10312 -N/--omagic, don't put read-only and read-write sections in
10313 different segments.
10314 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10315 finding a read-only segment.
10316 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10317 don't set the minimum segment alignment to the common page size,
10318 and don't set the file offset to the address modulo the page size.
10319 * script-sections.cc (Script_sections::create_segments): If
10320 -n/--omagic, don't put read-only and read-write sections in
10321 different segments.
10322
92de84a6
ILT		 10323 * cref.cc: New file.
10324 * cref.h: New file.
10325 * options.h (class General_options): Add --print-symbol-counts.
10326 * main.cc (main): Issue defined symbol report if requested.
10327 * archive.cc (Archive::interpret_header): Make into a const member
10328 function.
10329 (Archive::add_symbols): Call Input_objects::archive_start and
10330 archive_stop.
10331 (Archive::const_iterator): Define new class.
10332 (Archive::begin, Archive::end): New functions.
10333 (Archive::include_all_members): Rewrite to use iterator.
10334 (Archive::count_members): New function.
10335 * archive.h (class Archive): Update declarations.
10336 (Archive::filename): New function.
10337 * object.cc: Include "cref.h".
10338 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10339 (Sized_relobj::do_get_global_symbol_counts): New function.
10340 (Input_objects::add_object): Add object to cross-referencer.
10341 (Input_objects::archive_start): New function.
10342 (Input_objects::archive_stop): New function.
10343 (Input_objects::print_symbol_counts): New function.
10344 * object.h: Declare Cref and Archive.
10345 (Object::get_global_symbol_counts): New function.
10346 (Object::do_get_global_symbol_counts): New pure virtual function.
10347 (class Sized_relobj): Add defined_count_ field. Update
10348 declarations.
10349 (class Input_objects): Add cref_ field. Update constructor.
10350 Update declarations.
10351 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10352 defined_count_.
10353 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10354 symbol counts.
10355 (Sized_dynobj::do_get_global_symbol_counts): New function.
10356 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10357 defined_count_. Update declarations. Define Symbols typedef.
10358 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10359 parameter. Change all callers.
10360 (Symbol_table::add_from_dynobj): Add sympointers and defined
10361 parameters. Change all callers.
10362 * symtab.h (class Symbol_table): Update declarations.
10363 * Makefile.am (CCFILES): Add cref.cc.
10364 (HFILES): Add cref.h.
10365 * Makefile.in: Rebuild.
10366
3f7c5e1d
CD		 103672008-07-22 Simon Baldwin <simonb@google.com>
10368
10369 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10370 to zero when writing undefined symbols.
10371
e0b64032
ILT		 103722008-07-22 Ian Lance Taylor <iant@google.com>
10373
10374 * output.cc (Output_section::add_input_section): Don't try to
10375 merge empty merge sections.
10376
096b02cf
CS		 103772008-07-21 Craig Silverstein <csilvers@google.com>
10378
10379 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10380 Include symbol version in error message.
cd536b21 10381
1d1f116d
CD		 103822008-07-20 Chris Demetriou <cgd@google.com>
10383
cd536b21 10384 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10385 (RANDOM_SEED_CFLAGS): New substituted variable.
10386 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10387 * configure: Rebuild.
10388 * Makefile.in: Likewise.
10389 * testsuite/Makefile.in: Likewise.
10390
a18f591e
ILT		 103912008-07-18 Ian Lance Taylor <iant@google.com>
10392
10393 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10394 where we see NAME/NULL and NAME/VERSION as separate symbols.
10395 * testsuite/ver_test_main.cc (main): Call t4.
10396 (t4, t4_2a): Define.
10397 * testsuite/ver_test_2.cc (t4_2): Define.
10398 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10399 * testsuite/ver_test_4.cc (t4_2a): Define.
10400 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10401 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10402
c6e3f6ed
ILT		 104032008-07-17 Ian Lance Taylor <iant@google.com>
10404
10405 * dynobj.cc (Versions::add_def): If we give an error about a
10406 missing version, go ahead and create the version anyhow.
10407
ef9beddf
ILT		 104082008-07-10 Ian Lance Taylor <iant@google.com>
10409
10410 Handle output sections with more than 0x7fffffff bytes.
10411 * object.h (class Relobj): Change map_to_output_ to
10412 output_sections_, and just keep a section pointer. Change all
10413 uses. Move comdat group support to Sized_relobj.
10414 (Relobj::is_section_specially_mapped): Remove.
10415 (Relobj::output_section): Remove poff parameter. Change all
10416 callers.
10417 (Relobj::output_section_offset): New function.
10418 (Relobj::set_section_offset): Rewrite.
10419 (Relobj::map_to_output): Remove.
10420 (Relobj::output_sections): New function.
10421 (Relobj::do_output_section_offset): New pure virtual function.
10422 (Relobj::do_set_section_offset): Likewise.
10423 (class Sized_relobj): Add section_offsets_ field. Add comdat
10424 group support from Relobj. Update declarations.
10425 (Sized_relobj::get_output_section_offset): New function.
10426 (Sized_relobj::do_output_section_offset): New function.
10427 (Sized_relobj::do_set_section_offset): New function.
10428 * object.cc (Relobj::output_section_address): Remove.
10429 (Sized_relobj::Sized_relobj): Initialize new fields.
10430 (Sized_relobj::include_section_group): Cast find_kept_object to
10431 Sized_relobj.
10432 (Sized_relobj::include_linkonce_section): Likewise.
10433 (Sized_relobj::do_layout): Use separate arrays for output section
10434 and output offset.
10435 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10436 output_sections.
10437 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10438 output_sections and section_offsets.
10439 (Sized_relobj::write_local_symbols): Likewise.
10440 (map_to_kept_section): Compute output address directly.
10441 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10442 output_sections and section_offsets.
10443 (Sized_relobj::write_sections): Likewise.
10444 (Sized_relobj::relocate_sections): Likewise.
10445 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10446 * output.h (class Output_reloc): Update declarations. Change
10447 u2_.relobj to Sized_relobj*.
10448 (class Output_data_reloc): Change add functions to use
10449 Sized_relobj*.
10450 * output.cc (Output_reloc::Output_reloc): Change relobj to
10451 Sized_relobj*.
10452 (Output_reloc::local_section_offset): Change return type to
10453 Elf_Addr. Use get_output_section_offset.
10454 (Output_reloc::get_address): Likewise.
10455 (Output_section::is_input_address_mapped): Don't call
10456 is_section_specially_mapped.
10457 (Output_section::output_offset): Likewise.
10458 (Output_section::output_address): Likewise.
10459 (Output_section::starting_output_address): Likewise.
10460 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10461 parameter to Sized_relobj*.
10462 (Copy_relocs::need_copy_reloc): Likewise.
10463 (Copy_relocs::save): Likewise.
10464 * copy-relocs.h (class Copy_relocs): Update declarations.
10465 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10466 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10467 * target-reloc.h (relocate_for_relocatable): Change
10468 offset_in_output_section type to Elf_Addr. Change code that uses
10469 it as well.
10470 * layout.cc (Layout::layout): Always set *off.
10471 * mapfile.cc (Mapfile::print_input_section): Use
10472 output_section_offset.
10473 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10474 Sized_relobj*.
10475 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10476 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10477 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10478
5cb66f97
ILT		 104792008-07-03 Ian Lance Taylor <iant@google.com>
10480
10481 * layout.cc (Layout::include_section): Do not discard unrecognized
10482 SHT_STRTAB sections.
10483
afe47622
CS		 104842008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10485
10486 * script.cc (Lex::can_continue_name): Make '?' allowable in
10487 version-script names.
10488 * testsuite/version_script.map: Change glob pattern to use '?'
10489
5adf9721
ILT		 104902008-06-30 Manish Singh <yosh@gimp.org>
10491
10492 PR 6585
10493 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10494 Correct typo.
10495
e6fde208
ILT		 104962008-06-30 Ian Lance Taylor <iant@google.com>
10497
10498 PR 6660
10499 PR 6682
10500 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10501 versions]: Don't try to read the value in the contents, since we
10502 don't use it. Use the template endianness when writing.
10503
3f2e6a2d
CC		 105042008-06-25 Cary Coutant <ccoutant@google.com>
10505
10506 * fileread.cc (File_read::make_view): Assert on zero-length view.
10507 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10508 symbol table when there are no symbols to read.
10509
c43d3a48
CS		 105102008-06-23 Craig Silverstein <csilvers@google.com>
10511
10512 * version.cc (version_string): Bump to 1.7
10513
5f494ea0
CS		 105142008-06-18 Craig Silverstein <csilvers@google.com>
10515
10516 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10517 constant 0xFFFF to type Valtype.
10518 (Powerpc_relocate_functions::rel16_ha): Likewise.
10519
c42e122e
ILT		 105202008-06-17 Ian Lance Taylor <iant@google.com>
10521
f34787f8
ILT		 10522 * output.h (Output_section::Input_section): Initialize p2align_ to
10523 zero for Output_section_data constructors.
10524 (Output_section::Input_section::addralign): If not an input
10525 section, return the alignment of the Output_section_data.
10526 * testsuite/copy_test.cc: New file.
10527 * testsuite/copy_test_1.cc: New file.
10528 * testsuite/copy_test_2.cc: New file.
10529 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10530 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10531 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10532 (copy_test_1_pic.o, copy_test_1.so): New targets.
10533 (copy_test_2_pic.o, copy_test_2.so): New targets.
10534 * testsuite/Makefile.in: Rebuild.
10535
c42e122e
ILT		 10536 * script-sections.cc (Script_sections::place_orphan): Initialize
10537 local variable exact.
10538
ce3ac18a
DE		 105392008-06-13 David Edelsohn <edelsohn@gnu.org>
10540
10541 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10542
42cacb20
DE		 105432008-06-12 David Edelsohn <edelsohn@gnu.org>
10544 David S. Miller <davem@davemloft.net>
10545
10546 * powerpc.cc: New file.
10547 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10548 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10549 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10550 * Makefile.in: Rebuild.
10551
7b308235
ILT		 105522008-06-09 Ian Lance Taylor <iant@google.com>
10553
10554 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10555 <exception>.
10556 (throwing, orig_terminate): New static variables.
10557 (terminate_handler): New static function.
10558 (t2): Set terminate handler.
10559
f0b886e3
ILT		 105602008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10561
10562 PR 6584
cd536b21 10563 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10564 alignment.
10565
3e90f135
CC		 105662008-05-30 Cary Coutant <ccoutant@google.com>
10567
10568 * archive.cc (Archive::include_all_members) Correct to step
10569 over symbol table and extended name table in thin archives.
10570
e09ad04a
ILT		 105712008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10572
10573 PR 6407
10574 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10575 calculation.
10576
62b01cb5
ILT		 105772008-05-28 Caleb Howe <cshowe@google.com>
10578
10579 * reduced_debug_output.cc: New file.
10580 * reduced_debug_output.h: New file.
92de84a6 10581 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10582 * options.cc (General_options::finalize): Add strip_debug_non_line
10583 to the strip heirarchy.
10584 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10585 fields.
10586 * layout.cc: Include "reduced_debug_output.h".
10587 (Layout::Layout): Initialize new fields.
10588 (line_only_debug_sections): New static array.
10589 (is_lines_only_debug_sections): New static inline function.
10590 (Layout::include_section): Handle --strip-debug-non-line.
10591 (Layout::make_output_section): If --strip-debug-non-line, build
10592 new output sections for .debug_abbrev and .debug_info.
10593 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10594 gold. Warn about possible overflow.
10595 (read_signed_LEB_128): Likewise.
10596 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10597 (read_signed_LEB_128): Declare.
10598 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10599 (HFILES): Add reduced_debug_output.h.
10600 * Makefile.in: Rebuild.
10601
7d9e3d98
ILT		 106022008-05-21 Ian Lance Taylor <iant@google.com>
10603
10604 * mapfile.cc: New file.
10605 * mapfile.h: New file.
10606 * options.h (class General_options): Add -M/--print-map and -Map.
10607 * options.cc (General_options::finalize): Make -M equivalent to
10608 -Map -.
10609 * main.cc: Include <cstdio> and "mapfile.h".
10610 (main): Open mapfile if requested.
10611 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10612 constructor. Change caller.
10613 (queue_initial_tasks): Add mapfile parameter. Change caller.
10614 (queue_middle_tasks): Likewise.
10615 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10616 declarations.
10617 * archive.cc: Include "mapfile.h".
10618 (Archive::add_symbols): Add mapfile parameter. Change all
10619 callers. Pass mapfile, symbol, and reason to include_member.
10620 (Archive::include_all_members): Add mapfile parameter. Change all
10621 callers.
10622 (Archive::include_member): Add mapfile, sym, and why parameters.
10623 Change all callers. Report inclusion to map file.
10624 * archive.h: Include "fileread.h".
10625 (class Archive): Update declarations.
10626 (Archive::file): New const method.
10627 (class Add_archive_symbols): Add mapfile_ field. Update
10628 constructor. Change all callers.
10629 * readsyms.h (class Read_symbols): Likewise.
10630 (class Finish_group): Likewise.
10631 (class Read_script): Likewise.
10632 * common.cc: Include "mapfile.h".
10633 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10634 all callers.
10635 (Symbol_table::do_allocate_commons): Likewise.
10636 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10637 symbol allocation to mapfile.
10638 * common.h (class Allocate_commons_task): Add mapfile_ field.
10639 Update constructor. Change all callers.
10640 * symtab.h (class Symbol_table): Update declarations.
10641 * layout.cc: Include "mapfile.h".
10642 (Layout_task_runner::run): Print information to mapfile.
10643 (Layout::create_gold_note): Change Output_data_fixed_space to
10644 Output_data_zero_fill.
10645 (Layout::create_build_id): Likewise.
10646 (Layout::print_to_mapfile): New function.
10647 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10648 constructor. Change caller.
10649 (class Layout): Declare print_to_mapfile.
10650 * output.cc (Output_section::Input_section::print_to_mapfile): New
10651 function.
10652 (Output_section::add_input_section): If producing a map, always
10653 add to input_sections_ list.
10654 (Output_section::do_print_to_mapfile): New function.
10655 (Output_segment::print_sections_to_mapfile): New function.
10656 (Output_segment::print_section_list_to_mapfile): New function.
10657 * output.h: Include "mapfile.h".
10658 (Output_data::print_to_mapfile): New function.
10659 (Output_data::do_print_to_mapfile): New virtual function.
10660 (Output_segment_headers::do_print_to_mapfile): New function.
10661 (Output_file_header::do_print_to_mapfile): New function.
10662 (Output_data_const::do_print_to_mapfile): New function.
10663 (class Output_data_const_buffer): Add map_name_ field. Update
10664 constructor. Change all callers. Add do_print_to_mapfile
10665 function.
10666 (class Output_data_fixed_space): Likewise.
10667 (class Output_data_space): Likewise.
10668 (class Output_data_zero_fill): New class.
10669 (Output_data_strtab::do_print_to_mapfile): New function.
10670 (Output_data_reloc_base::do_print_to_mapfile): New function.
10671 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10672 (Output_data_group::do_print_to_mapfile): New function.
10673 (Output_data_got::do_print_to_mapfile): New function.
10674 (Output_data_dynamic::do_print_to_mapfile): New function.
10675 (Output_symtab_xindex::do_print_to_mapfile): New function.
10676 (class Output_section): Declare do_print_to_mapflie. Declare
10677 print_to_mapfile in Input_section.
10678 (class Output_segment): Declare new functions.
10679 * object.h (Sized_relobj::symbol_count): New function.
10680 * script-sections.cc
10681 (Output_section_element_dot_assignment::set_section_addresses):
10682 Change Output_data_fixed_space to Output_data_zero_fill.
10683 (Output_data_expression::do_print_to_mapfile): New function.
10684 * script.cc (read_input_script): Add mapfile parameter. Change
10685 all callers.
10686 * script.h (read_input_script): Update declaration.
10687 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10688 (Eh_frame::do_print_to_mapfile): New function.
10689 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10690 (Output_merge_string::do_print_to_mapfile): New function.
10691 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10692 function.
10693 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10694 function.
10695 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10696 function.
10697 * Makefile.am (CCFILES): Add mapfile.cc.
10698 (HFILES): Add mapfile.h.
10699 * Makefile.in: Rebuild.
10700
9f1d377b
ILT		 107012008-05-19 Ian Lance Taylor <iant@google.com>
10702
10703 * options.h (class General_options): Add -z relro.
10704 * layout.cc (Layout::Layout): Initialize relro_segment_.
10705 (Layout::add_output_section_data): Return the output section.
10706 (Layout::make_output_section): Rcognize relro sections and mark
10707 them appropriately.
10708 (Layout::attach_allocated_section_to_segment): Put relro sections
10709 in a PT_GNU_RELRO segment.
10710 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10711 section as relro.
10712 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10713 PT_TLS segments.
10714 (Layout::linkonce_mapping): Map d.rel.ro.local to
10715 .data.rel.ro.local.
10716 (Layout::output_section_name): Us .data.rel.ro.local for any
10717 section which begins with that.
10718 * layout.h (class Layout): Update add_output_section_data
10719 declaration. Add relro_segment_ field.
10720 * output.cc (Output_section::Output_section): Initialize is_relro_
10721 and is_relro_local_ fields.
10722 (Output_segment::add_output_section): Group relro sections.
10723 (Output_segment::is_first_section_relro): New function.
10724 (Output_segment::maximum_alignment): If there is a relro section,
10725 align the segment to the common page size.
10726 (Output_segment::set_section_addresses): Track whether we are
10727 looking at relro sections. If the last section is a relro
10728 section, align to the common page size.
10729 (Output_segment::set_section_list_addresses): Add in_relro
10730 parameter. Change all callers. Align to the page size when
10731 moving from relro to non-relro section.
10732 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10733 segment.
10734 * output.h (class Output_section): Add is_relro_ and
10735 is_relro_local_ fields.
10736 (Output_section::is_relro): New function.
10737 (Output_section::set_is_relro): New function.
10738 (Output_section::is_relro_local): New function.
10739 (Output_section::set_is_relro_local): New function.
10740 (class Output_segment): Update declarations.
10741 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10742 * sparc.cc (Target_sparc::got_section): Likewise.
10743 * x86_64.cc (Target_x86_64::got_section): Likewise.
10744 * testsuite/relro_test_main.cc: New file.
10745 * testsuite/relro_test.cc: New file.
10746 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10747 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10748 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10749 (relro_test.so, relro_test_pic.o): New targets.
10750 * testsuite/Makefile.in: Rebuild.
10751
a984ee1d
ILT		 107522008-05-16 Ian Lance Taylor <iant@google.com>
10753
01676dcd
ILT		 10754 * output.cc (Output_segment::add_output_section): Remove front
10755 parameter.
10756 * output.h (class Output_segment): Remove
10757 add_initial_output_section and overloaded add_output_section.
10758 Update declaration of remaining add_output_section.
10759 * layout.cc (Layout::create_interp): Call add_output_section
10760 rather than add_initial_output_section.
10761 (Layout::finish_dynamic_section): Likewise.
10762
497897f9
ILT		 10763 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10764 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10765 know the dynamic type.
10766 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10767 field. Initialize it in constructor.
10768 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10769 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10770 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10771 reloc.
10772
a984ee1d
ILT		 10773 * output.cc (Output_reloc::get_address): Change return type to
10774 Elf_Addr.
10775 * output.h (class Output_reloc): Update get_address declaration.
10776 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10777 for section addresses.
10778
55ba0940
ILT		 107792008-05-09 Ian Lance Taylor <iant@google.com>
10780
10781 PR 6493
10782 * gold.cc (gold_nomem): Use return value of write.
10783
75517b77
ILT		 107842008-05-08 Ian Lance Taylor <iant@google.com>
10785
10786 * symtab.c (Symbol::init_base_output_data): Add version
10787 parameter. Change all callers.
10788 (Symbol::init_base_output_segment): Likewise.
10789 (Symbol::init_base_constant): Likewise.
10790 (Symbol::init_base_undefined): Likewise.
10791 (Sized_symbol::init_output_data): Likewise.
10792 (Sized_symbol::init_output_segment): Likewise.
10793 (Sized_symbol::init_constant): Likewise.
10794 (Sized_symbol::init_undefined): Likewise.
10795 (Symbol_table::do_define_in_output_data): If the new symbol has a
10796 version, mark it as the default.
10797 (Symbol_table::do_define_in_output_segment): Likewise.
10798 (Symbol_table::do_define_as_constant): Likewise.
10799 * symtab.h (class Symbol): Update declarations.
10800 (class Sized_symbol): Likewise.
10801 * resolve.cc (Symbol::override_version): New function.
c42e122e 10802 (Symbol::override_base): Call override_version.
75517b77
ILT		 10803 (Symbol::override_base_with_special): Likewise.
10804 * testsuite/ver_script_8.script: New file.
10805 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10806 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10807 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10808 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10809
f1f70eae
ILT		 108102008-05-06 Ian Lance Taylor <iant@google.com>
10811
f3e9c5c5
ILT		 10812 PR 6049
10813 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10814 functions.
10815 (class General_options): Remove existing --undefined, and add
10816 --no-undefined instead. Add new --undefined as synonym for -u.
10817 * archive.cc (Archive::add_symbols): Check whether symbol was
10818 named with -u.
10819 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10820 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10821 all uses. Add IS_UNDEFINED. Update declarations to split
10822 different versions of init_base. Declare init_base_undefined.
10823 (Symbol::is_defined): Handle IS_UNDEFINED.
10824 (Symbol::is_undefined): Likewise.
10825 (Symbol::is_weak_undefined): Call is_undefined.
10826 (Symbol::is_absolute): Handle IS_CONSTANT.
10827 (class Sized_symbol): Update declarations to split different
10828 versions of init. Declare init_undefined.
10829 (class Symbol_table): Declare new functions.
10830 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10831 Change all callers.
10832 (Symbol::init_base_output_data): Likewise.
10833 (Symbol::init_base_output_segment): Likewise.
10834 (Symbol::init_base_constant): Likewise.
10835 (Symbol::init_base_undefined): New function.
10836 (Sized_symbol::init_object): Rename from init. Change all
10837 callers.
10838 (Sized_symbol::init_output_data): Likewise.
10839 (Sized_symbol::init_output_segment): Likewise.
10840 (Sized_symbol::init_constant): Likewise.
10841 (Sized_symbol::init_undefined): New function.
10842 (Symbol_table::add_undefined_symbols_from_command_line): New
10843 function.
10844 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10845 function.
10846 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10847 (Symbol::output_section): Likewise.
10848 (Symbol::set_output_section): Likewise.
10849 (Symbol_table::sized_finalize_symbol): Likewise.
10850 (Symbol_table::sized_write_globals): Likewise.
10851 * resolve.cc (Symbol_table::should_override): Likewise.
10852 (Symbol::override_base_with_special): Likewise.
10853
8bdcdf2c
ILT		 10854 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10855 symbol, change it to have default visibility.
10856 * testsuite/protected_1.cc: New file.
10857 * testsuite/protected_2.cc: New file.
10858 * testsuite/protected_3.cc: New file.
10859 * testsuite/protected_main_1.cc: New file.
10860 * testsuite/protected_main_2.cc: New file.
10861 * testsuite/protected_main_3.cc: New file.
10862 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10863 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10864 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10865 (protected_1.so): New target.
10866 (protected_1_pic.o, protected_2_pic.o): New targets.
10867 (protected_3_pic.o): New target.
10868 (check_PROGRAMS): Add protected_2.
10869 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10870 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10871 * testsuite/Makefile.in: Rebuild.
10872
2b706932
ILT		 10873 * options.h (DEFINE_var): Add set_user_set_##varname__.
10874 (DEFINE_bool_alias): New macro.
10875 (class General_options): Define -Bstatic using DEFINE_bool_alias
10876 rather than DEFINE_special. Add --undefined as an alias for -z
10877 defs.
10878 * options.cc (General_options::parse_Bstatic): Remove.
10879
d82a5bcc
ILT		 10880 * options.h (class General_options): Add --fatal-warnings.
10881 * main.cc (main): Implement --fatal-warnings.
10882 * errors.h (Errors::warning_count): New function.
10883
f1f70eae
ILT		 10884 * options.h (class General_options): Add -Bsymbolic-functions.
10885 * symtab.h (Symbol::is_preemptible): Check for
10886 -Bsymbolic-functions.
10887
8825ac63
ILT		 108882008-05-05 Ian Lance Taylor <iant@google.com>
10889
d98bc257
ILT		 10890 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10891 as noVARNAME rather than no-VARNAME.
10892 (class General_options): Add option -z combreloc.
10893 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10894 get_address.
10895 (Output_reloc::sort_before) [SHT_REL]: New function.
10896 (Output_reloc::sort_before) [SHT_RELA]: New function.
10897 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10898 Sort_relocs_comparison.
10899 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10900 parameter. Change all callers.
10901 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10902 sort_relocs parameter. Change all callers.
10903 * output.cc (Output_reloc::get_address): New function, broken out
10904 of write_rel.
10905 (Output_reloc::write_rel): Call it.
10906 (Output_reloc::compare): New function.
10907 (Output_data_reloc_base::do_write): Optionally sort relocs.
10908
60b2b4e7
ILT		 10909 * configure.ac: If targ_extra_obj is set, link it in.
10910 * configure.tgt: Initialize all variables.
10911 (x86_64*): Set targ_extra_obj and targ_extra_size.
10912 * configure: Rebuild.
10913
8825ac63
ILT		 10914 * object.cc (Sized_relobj::include_section_group): Adjust section
10915 indexes read from group data. Build vector to pass to
10916 layout_group.
10917 * layout.cc (Layout::layout_group): Add flags and shndxes
10918 parameters. Remove contents parameter. Change caller. Update
10919 explicit instantiations.
10920 * layout.h (class Layout): Update layout_group declaration.
10921 * output.cc (Output_data_group::Output_data_group): Add flags and
10922 input_shndxes parameters. Remove contents parameter. Change
10923 caller.
10924 (Output_data_group::do_write): Change input_sections_ to
10925 input_shndxes_.
10926 * output.h (class Output_data_group): Update constructor
10927 declaration. Rename input_sections_ to input_shndxes_.
10928 * testsuite/many_sections_test.cc: Add template.
10929
e94cf127
CC		 109302008-04-30 Cary Coutant <ccoutant@google.com>
10931
4418b2d5
CC		 10932 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10933
e94cf127
CC		 10934 * layout.cc (Layout::include_section): Refactored check for debug
10935 info section.
10936 (Layout::add_comdat): Add new parameters. Change type
10937 of signature parameter. Add object and shndx to signatures table.
10938 (Layout::find_kept_object): New function.
10939 * layout.h: Include <cstring>.
10940 (Layout::is_debug_info_section): New function.
10941 (Layout::add_comdat): Add new parameters.
10942 (Layout::find_kept_object): New function.
10943 (Layout::Kept_section): New struct.
10944 (Layout::Signatures): Change type of map range.
10945 * object.cc (Relobj::output_section_address): New function.
10946 (Sized_relobj::include_section_group): Add new parameters. Change
10947 calls to Layout::add_comdat. Change to build table of kept comdat
10948 groups and table mapping discarded sections to kept sections.
10949 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10950 (Sized_relobj::do_layout): Change calls to include_section_group and
10951 include_linkonce_section.
10952 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10953 value to zero when section is discarded.
10954 (Sized_relobj::map_to_kept_section): New function.
10955 * object.h (Relobj::output_section_address): New function.
10956 (Relobj::Comdat_group): New type.
10957 (Relobj::find_comdat_group): New function.
10958 (Relobj::Comdat_group_table): New type.
10959 (Relobj::Kept_comdat_section): New type.
10960 (Relobj::Kept_comdat_section_table): New type.
10961 (Relobj::add_comdat_group): New function.
10962 (Relobj::set_kept_comdat_section): New function.
10963 (Relobj::get_kept_comdat_section): New function.
10964 (Relobj::comdat_groups_): New field.
10965 (Relobj::kept_comdat_sections_): New field.
10966 (Symbol_value::input_value): Update comment.
10967 (Sized_relobj::map_to_kept_section) New function.
10968 (Sized_relobj::include_linkonce_section): Add new parameter.
10969 * target-reloc.h (Comdat_behavior): New type.
10970 (get_comdat_behavior): New function.
10971 (relocate_section): Add code to map a discarded section to the
10972 corresponding kept section when applying a relocation.
10973
e4e5049b
CS		 109742008-04-30 Craig Silverstein <csilvers@google.com>
10975
10976 * dwarf_reader.cc (next_generation_count): New static var.
10977 (Addr2line_cache_entry): New struct.
10978 (addr2line_cache): New static var.
10979 (Dwarf_line_info::one_addr2line): Added caching.
10980 (Dwarf_line_info::clear_addr2line_cache): New function.
10981 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10982 cache-size parameter.
10983 (Dwarf_line_info::one_addr2line_cache): New function.
10984 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10985 new cache-size argument to one_addr2line(), and clear cache.
10986
d09e9154
CC		 109872008-04-28 Cary Coutant <ccoutant@google.com>
10988
10989 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10990 R_386_PC8 relocations.
10991
7ef73768
ILT		 109922008-04-23 Ian Lance Taylor <iant@google.com>
10993
55438702
ILT		 10994 * object.cc (Sized_relobj::include_section_group): Check for
10995 invalid section group.
10996
c165fb93
ILT		 10997 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10998 header size.
10999
7ef73768
ILT		 11000 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11001 than read for file header.
11002 * archive.cc (Archive::include_member): Likewise.
11003
6194aaab
L		 110042008-04-23 Paolo Bonzini <bonzini@gnu.org>
11005
11006 * aclocal.m4: Regenerate.
11007 * configure: Regenerate.
11008
d491d34e
ILT		 110092008-04-19 Ian Lance Taylor <iant@google.com>
11010
5ea2bac6
ILT		 11011 * version.cc (version_string): Bump to 1.6.
11012
7bc3e21a
ILT		 11013 * testsuite/Makefile.am (many_sections_r_test): New target.
11014 (many_sections_r_test_SOURCES): Remove.
11015 (many_sections_r_test_DEPENDENCIES): Remove.
11016 (many_sections_r_test_LDFLAGS): Remove.
11017 (many_sections_r_test_LDADD): Remove.
11018
7fcd3aa9
ILT		 11019 * object.cc (Sized_relobj::do_add_symbols): Always pass
11020 local_symbol_count_ to add_from_relobj.
11021
4c94d6ae
ILT		 11022 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11023 every thousand variables.
11024 * testsuite/Makefile.in: Rebuild.
11025
d491d34e
ILT		 11026 * object.cc (Xindex::initialize_symtab_xindex): New function.
11027 (Xindex::read_symtab_xindex): New function.
11028 (Xindex::sym_xindex_to_shndx): New function.
11029 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11030 available.
11031 (Sized_relobj::do_initialize_xindex): New function.
11032 (Sized_relobj::do_read_symbols): Adjust section links.
11033 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11034 parameter. Change all callers.
11035 (Sized_relobj::include_section_group): Adjust section links and
11036 symbol section indexes.
11037 (Sized_relobj::do_layout): Adjust section links.
11038 (Sized_relobj::do_count_local_symbols): Adjust section links and
11039 symbol section indexes.
11040 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11041 ordinary and special symbols.
11042 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11043 dynsym_xindex parameters. Change all callers. Adjust section
11044 links. Use SHN_XINDEX when needed.
11045 (Sized_relobj::get_symbol_location_info): Adjust section links.
11046 Don't get fooled by special symbols.
11047 * object.h (class Xindex): Define.
11048 (class Object): Add xindex_ parameter. Declare virtual functoin
11049 do_initialize_xindex.
11050 (Object::adjust_sym_shndx): New function.
11051 (Object::set_xindex): New protected function.
11052 (class Symbol_value): Add is_ordinary_shndx_ field.
11053 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11054 (Symbol_value::value): Assert ordinary section.
11055 (Symbol_value::initialize_input_to_output_map): Likewise.
11056 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11057 Change all callers.
11058 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11059 all callers.
11060 (class Sized_relobj): Update declarations.
11061 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11062 parameter. Change all callers.
11063 (Sized_relobj::adjust_shndx): New function.
11064 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11065 field.
11066 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11067 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11068 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11069 (Sized_dynobj::read_dynsym_section): Adjust section links.
11070 (Sized_dynobj::read_dynamic): Likewise.
11071 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11072 section links.
11073 (Sized_dynobj::do_initialize_xindex): New function.
11074 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11075 do_initialize_xindex.
11076 (Sized_dynobj::adjust_shndx): New function.
11077 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11078 dynsym_xindex_ fields.
11079 (Layout::finalize): Add a call to set_section_indexes before
11080 creating the symtab sections.
11081 (Layout::set_section_indexes): Don't do anything if the section
11082 already has a section index.
11083 (Layout::create_symtab_sections): Add shnum parameter. Change
11084 caller. Create .symtab_shndx section if needed.
11085 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11086 caller.
11087 (Layout::allocated_output_section_count): New function.
11088 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11089 needed.
11090 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11091 fields. Update declarations.
11092 (Layout::symtab_xindex): New function.
11093 (Layout::dynsym_xindex): New function.
11094 (class Write_symbols_task): Add layout_ field.
11095 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11096 Change caller.
11097 * output.cc (Output_section_headers::Output_section_headers): Add
11098 shstrtab_section parameter. Change all callers.
11099 (Output_section_headers::do_sized_write): Store overflow values
11100 for section count and section string table section index in
11101 section header zero.
11102 (Output_file_header::do_sized_write): Check for overflow of
11103 section count and section string table section index.
11104 (Output_symtab_xindex::do_write): New function.
11105 (Output_symtab_xindex::endian_do_write): New function.
11106 * output.h (class Output_section_headers): Add shstrtab_section_.
11107 Update declarations.
11108 (class Output_symtab_xindex): Define.
11109 (Output_section::has_out_shndx): New function.
11110 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11111 field.
11112 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11113 Change all callers.
11114 (Sized_symbol::init): Likewise.
11115 (Symbol::output_section): Check for ordinary symbol.
11116 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11117 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11118 callers.
11119 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11120 Change all callers. Simplify handling of symbols from sections
11121 not included in the link.
11122 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11123 distinction.
11124 (Weak_alias_sorter::operator()): Assert that symbols are
11125 ordinary.
11126 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11127 distinction.
11128 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11129 parameters. Change all callers.
11130 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11131 symbol distinction. Use SHN_XINDEX when needed.
11132 (Symbol_table::write_section_symbol): Add symtab_xindex
11133 parameter. Change all callers.
11134 (Symbol_table::sized_write_section_symbol): Likewise. Use
11135 SHN_XINDEX when needed.
11136 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11137 declarations.
11138 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11139 (Symbol::is_defined): Check is_ordinary.
11140 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11141 (Symbol::is_absolute, Symbol::is_common): Likewise.
11142 (class Sized_symbol): Update declarations.
11143 (class Symbol_table): Update declarations.
11144 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11145 parameters. Change all callers.
11146 (Sized_symbol::override): Likewise.
11147 (Symbol_table::override): Likewise.
11148 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11149 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11150 is_ordinary, and orig_st_shndx parameters. Change all callers.
11151 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11152 to be in an ordinary section.
11153 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11154 object and is_ordinary parameters. Change all callers.
11155 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11156 Change all callers. Don't add undefined or non-ordinary symbols
11157 to reloc_map_.
11158 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11159 Change all callers.
11160 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11161 declarations.
11162 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11163 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11164 (Sized_relobj::relocate_sections): Likewise.
11165 * target-reloc.h (scan_relocs): Adjust section symbol index.
11166 (scan_relocatable_relocs): Likewise.
11167 * i386.cc (Scan::local): Check for ordinary symbols.
11168 * sparc.cc (Scan::local): Likewise.
11169 * x86_64.cc (Scan::local): Likewise.
11170 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11171 to symbol_section_and_value.
11172 * testsuite/many_sections_test.cc: New file.
11173 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11174 (check_PROGRAMS): Add many_sections_test.
11175 (many_sections_test_SOURCES): Define.
11176 (many_sections_test_DEPENDENCIES): Define.
11177 (many_sections_test_LDFLAGS): Define.
11178 (BUILT_SOURCES): Add many_sections_define.h.
11179 (many_sections_define.h): New target.
11180 (BUILT_SOURCES): Add many_sections_check.h.
11181 (many_sections_check.h): New target.
11182 (check_PROGRAMS): Add many_sections_r_test.
11183 (many_sections_r_test_SOURCES): Define.
11184 (many_sections_r_test_DEPENDENCIES): Define.
11185 (many_sections_r_test_LDFLAGS): Define.
11186 (many_sections_r_test_LDADD): Define.
11187 (many_sections_r_test.o): New target.
11188 * testsuite/Makefile.in: Rebuild.
11189
c5818ff1
CC		 111902008-04-17 Cary Coutant <ccoutant@google.com>
11191
11192 * errors.cc (Errors::info): New function.
11193 (gold_info): New function.
11194 * errors.h (Errors::info): New function.
11195 * gold.h (gold_info): New function.
11196 * object.cc (Input_objects::add_object): Print trace output.
11197 * options.cc (options::parse_set): New function.
11198 (General_options::parse_wrap): Deleted.
11199 (General_options::General_options): Deleted initializer.
11200 * options.h (options::String_set): New typedef.
11201 (options::parse_set): New function.
11202 (DEFINE_set): New macro.
11203 (General_options::wrap): Changed to use DEFINE_set. Changed
11204 callers of any_wrap_symbols and is_wrap_symbol.
11205 (General_options::trace, General_options::trace_symbol):
11206 New options.
11207 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11208 (General_options::wrap_symbols_): Deleted.
11209 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11210
b5be4a7c
DM		 112112008-04-17 David S. Miller <davem@davemloft.net>
11212
11213 * options.cc (General_options::parse_V): New function.
11214 * options.h: Add entries for -V and -Qy.
11215
155a0dd7
ILT		 112162008-04-17 Ian Lance Taylor <iant@google.com>
11217
11218 * common.cc (Symbol_table::allocate_commons): Remove options
11219 parameter. Change caller.
11220 (Symbol_table::do_allocate_commons): Remove options parameter.
11221 Change caller. Just call do_allocate_commons_list twice.
11222 (Symbol_table::do_allocate_commons_list): New function, broken out
11223 of do_allocate_commons.
11224 * common.h (class Allocate_commons_task): Remove options_ field.
11225 Update constructor.
11226 * symtab.cc (Symbol_table::Symbol_table): Initialize
11227 tls_commons_.
11228 (Symbol_table::add_from_object): Put TLS common symbols on
11229 tls_commons_ list.
11230 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11231 which are IN_OUTPUT_DATA.
11232 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11233 allocate_commons and do_allocate_commons declarations. Declare
11234 do_allocate_commons_list.
11235 * gold.cc (queue_middle_tasks): Update creation of
11236 Allocate_commons_task to not pass options.
11237 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11238 (TLS_TEST_C_FLAGS): New variable.
11239 (tls_test_c_pic.o): New target.
11240 (tls_test_shared.so): Link in tls_test_c_pic.o.
11241 (tls_test_c_pic_ie.o): New target.
11242 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11243 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11244 (tls_test_c.o): New target.
11245 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11246 (tls_pic_test_LDADD): Likewise.
11247 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11248 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11249 (tls_test_c_gnu2.o): New target.
11250 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11251 tls_test_c_gnu2.o.
11252 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11253 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11254 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11255 * testsuite/tls_test.cc: Include "config.h".
11256 (t_last): Call t11_last.
11257 * testsuite/tls_test.h (t11, t11_last): Declare.
11258 * testsuite/tls_test_c.c: New file.
11259 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11260 * configure.ac: Check for OpenMP support.
11261 * configure, config.in, Makefile.in: Rebuild.
11262 * testsuite/Makefile.in: Rebuild.
11263
edfbb029
CC		 112642008-04-16 Cary Coutant <ccoutant@google.com>
11265
11266 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11267 (Target_i386::tls_base_symbol_defined_): New field.
11268 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11269 (Target_i386::Scan::global): Likewise.
11270 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11271 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11272 (Target_x86_64::tls_base_symbol_defined_): New field.
11273 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11274 (Target_x86_64::Scan::global): Likewise.
11275
f3c69fca
CC		 112762008-04-16 Cary Coutant <ccoutant@google.com>
11277
11278 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11279 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11280 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11281 building shared libraries.
11282 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11283 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11284 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11285 * testsuite/Makefile.in: Rebuild.
11286 * testsuite/weak_undef.h: New file.
11287 * testsuite/weak_undef_file1.cc: Add extra test cases.
11288 * testsuite/weak_undef_file2.cc: Likewise.
11289 * testsuite/weak_undef_test.cc: Likewise.
11290
7c414435
DM		 112912008-04-16 David S. Miller <davem@davemloft.net>
11292
32b769e1
DM		 11293 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11294 Add issued_non_pic_error_ field. Declare check_non_pic.
11295 (Target_sparc::Scan::check_non_pic): New function.
11296 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11297 (Target_sparc::Scan::global): Likewise.
11298
11936fb1
DM		 11299 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11300 * configure: Rebuild.
11301
7c414435
DM		 11302 * options.h (DEFINE_enable): New macro.
11303 (new_dtags): New enable option.
11304 (initfirst, interpose, loadfltr, nodefaultlib,
11305 nodelete, nodlopen, nodump): New -z options.
11306 * layout.cc (Layout:finish_dynamic_section): If new
11307 dtags enabled, emit DT_RUNPATH. Also, emit a
11308 DT_FLAGS_1 containing any specified -z flags.
11309
85c7bf8b
ILT		 113102008-04-16 Ian Lance Taylor <iant@google.com>
11311
12c0daef
ILT		 11312 * copy-relocs.cc: New file.
11313 * copy-relocs.h: New file.
11314 * reloc.cc: Remove Copy_relocs code.
11315 * reloc.h: Likewise.
11316 * reloc-types.h (struct Reloc_types) [both versions]: Add
11317 get_reloc_addend_noerror.
11318 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11319 variants of add_global which take an addend which must be zero.
11320 * i386.cc: Include "copy-relocs.h".
11321 (class Target_i386): Change type of copy_relocs_ to variable,
11322 update initializer.
11323 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11324 Change all callers.
11325 (Target_i386::do_finalize_sections): Change handling of
11326 copy_relocs_.
11327 * sparc.cc: Include "copy-relocs.h".
11328 (class Target_sparc): Change type of copy_relocs_ to variable,
11329 update initializer.
11330 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11331 Change all callers.
11332 (Target_sparc::do_finalize_sections): Change handling of
11333 copy_relocs_.
11334 * x86_64.cc: Include "copy-relocs.h".
11335 (class Target_x86_64): Change type of copy_relocs_ to variable,
11336 update initializer.
11337 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11338 class. Change all callers.
11339 (Target_x86_64::do_finalize_sections): Change handling of
11340 copy_relocs_.
11341 * Makefile.am (CCFILES): Add copy-relocs.cc.
11342 (HFILES): Add copy-relocs.h.
11343
4f4995b6
ILT		 11344 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11345
85c7bf8b
ILT		 11346 * testsuite/script_test_4.sh: Permit leading zeroes.
11347
4f2a9edd
ILT		 113482008-04-15 Ian Lance Taylor <iant@google.com>
11349
e6188289
ILT		 11350 * script-sections.cc (Script_sections::create_segments): Use
11351 header_size_adjustment even when there is enough room for the
11352 headers.
11353 * testsuite/script_test_4.sh: New file.
11354 * testsuite/script_test_4.t: New file.
11355 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11356 (check_DATA): Add script_test_4.stdout.
11357 (MOSTLYCLEANFILES): Likewise.
11358 (script_test_4): New target.
11359 (script_test_4.stdout): New target.
11360 * testsuite/Makefile.in: Rebuild.
11361
4f2a9edd
ILT		 11362 * sparc.cc: Add definitions for Output_data_plt_sparc class
11363 constants.
11364
f5314dd5
DM		 113652008-04-14 David S. Miller <davem@davemloft.net>
11366
11367 * sparc.cc: New file.
11368 * Makefile.am (TARGETSOURCES): Add sparc.cc
11369 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11370 * configure.tgt: Document targ_extra_size and
11371 targ_extra_big_endian. Add entries for sparc-* and
11372 sparc64-*.
11373 * configure.ac: Handle targ_extra_size and
11374 targ_extra_big_endian.
11375 * Makefile.in: Rebuild.
11376 * configure: Likewise.
11377 * po/POTFILES.in: Likewise.
11378 * po/gold.pot: Likewise.
11379
154e0e9a
ILT		 113802008-04-14 Ian Lance Taylor <iant@google.com>
11381
11382 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11383 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11384 in the name/type/flags to section mapping. Don't call
11385 allocate_output_section.
11386 (Layout::choose_output_section): Change parameter from adjust_name
11387 to is_input_section. Don't permit input sections after sections
11388 are attached to segments. Don't call allocate_output_section.
11389 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11390 not write_enable_output_section.
11391 (Layout::make_output_section): Don't push to
11392 unattached_section_list_ nor call attach_to_segment. Call
11393 attach_section_to_segment if sections are attached.
11394 (Layout::attach_sections_to_segments): New function.
11395 (Layout::attach_section_to_segment): New function.
11396 (Layout::attach_allocated_section_to_segment): Rename from
11397 attach_to_segment. Remove flags parameter.
11398 (Layout::allocate_output_section): Remove function.
11399 (Layout::write_enable_output_section): Remove function.
11400 * layout.h (class Layout): Update for above changes. Add new
11401 field sections_are_attached_.
11402 * output.h (Output_section::update_flags_for_input_section): New
11403 function.
11404 * output.cc (Output_section::add_input_section): Call
11405 update_flags_for_input_section.
11406 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11407
009a67a2
CC		 114082008-04-11 Cary Coutant <ccoutant@google.com>
11409
11410 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11411 thought unnecessary.
11412 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11413
759b1a24
ILT		 114142008-04-11 Ian Lance Taylor <iant@google.com>
11415
11416 * output.h (class Output_section_data): Remove inline definition
11417 of set_addralign.
11418 * output.cc (Output_section_data::set_addralign): New function.
11419
c2b45e22
CC		 114202008-04-11 Cary Coutant <ccoutant@google.com>
11421
11422 Add support for TLS descriptors for i386 and x86_64.
11423 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11424 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11425 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11426 GOT_TYPE_TLS_DESC.
11427 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11428 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11429 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11430 relocations.
11431 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11432 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11433 Fix problem with initial-exec relocations.
11434 (Target_i386::Relocate::relocate_tls): Likewise.
11435 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11436 relaxation.
11437 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11438 support for section-plus-offset dynamic table entries.
11439 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11440 (Output_data_dynamic::Dynamic_entry): Add support for
11441 section-plus-offset dynamic table entries.
11442 (Output_data_dynamic::Classification): Likewise.
11443 (Output_data_dynamic::classification_): Renamed offset_.
11444 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11445 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11446 (Target_x86_64::make_plt_section): New function.
11447 (Target_x86_64::reserve_tlsdesc_entries): New function.
11448 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11449 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11450 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11451 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11452 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11453 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11454 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11455 add extra PLT entry for TLS descriptors.
11456 (Output_data_plt_x86_64::got_): New field.
11457 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11458 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11459 fields.
11460 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11461 descriptors.
11462 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11463 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11464 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11465 R_386_TLS_DESC_CALL relocations.
11466 (Target_x86_64::Scan::global): Likewise.
11467 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11468 for TLS descriptors.
11469 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11470 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11471 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11472 GD-to-IE relaxation.
11473 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11474 and TLS_DESCRIPTORS.
11475 * Makefile.in: Rebuild.
11476 * configure: Rebuild.
11477 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11478 (tls_test_shared2.so): New target.
11479 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11480 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11481 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11482 (tls_shared_gd_to_ie_test_LDADD): New variable.
11483 (tls_shared_gnu2_gd_to_ie_test): New target.
11484 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11485 New targets.
11486 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11487 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11488 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11489 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11490 (tls_shared_gnu2_test): New target.
11491 (tls_test_gnu2_shared.so): New target.
11492 (tls_shared_gnu2_test_SOURCES): New variable.
11493 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11494 (tls_shared_gnu2_test_LDFLAGS): New variable.
11495 (tls_shared_gnu2_test_LDADD): New variable.
11496 * testsuite/Makefile.in: Rebuild.
11497 * testsuite/Makefile.
11498
83bfb6b7
ILT		 114992008-04-11 Ian Lance Taylor <iant@google.com>
11500
11501 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11502 justsyms.t.
11503 * testsuite/Makefile.in: Rebuild.
11504
11505 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11506 long.
11507 * testsuite/script_test_2.cc (main): Adjust test.
11508
706e1f5e
ILT		 115092008-04-11 David S. Miller <davem@davemloft.net>
11510 Ian Lance Taylor <iant@google.com>
11511
11512 * options.h (General_options): Add entries for '-Y' and
11513 '-relax'.
11514 * options.cc (General_options:finalize): If -Y was used, add those
11515 entries to the library path instead of the default "/lib" and
11516 "/usr/lib".
11517
7c98e6bb
DM		 115182008-04-11 David S. Miller <davem@davemloft.net>
11519
11520 * testsuite/justsyms.t: Start at 0x100.
11521 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11522 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11523 long.
11524 * testsuite/script_test_2.cc: Adjust string and section length
11525 checks.
7c98e6bb 11526
99a37bfd
ILT		 115272008-04-09 Ian Lance Taylor <iant@google.com>
11528
2cefc357
ILT		 11529 PR gold/5996
11530 * script-sections.cc (Sections_element::allocate_to_segment): Add
11531 orphan parameter.
11532 (Output_section_definition::allocate_to_segment): Likewise.
11533 (Orphan_output_section::allocate_to_segment): Likewise.
11534 (Script_sections::attach_sections_using_phdrs_clause): Don't
11535 propagate non-PT_LOAD segments to orphan sections.
11536 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11537 readelf rather than objdump.
11538 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11539 .interp section and PT_INTERP segment are the same size.
11540 * testsuite/Makefile.in: Rebuild.
11541
99a37bfd
ILT		 11542 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11543 aliases for symbols defined in the same object.
11544 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11545 (weak_alias_test_SOURCES): New variable.
11546 (weak_alias_test_DEPENDENCIES): New variable.
11547 (weak_alias_test_LDFLAGS): New variable.
11548 (weak_alias_test_LDADD): New variable.
11549 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11550 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11551 (weak_alias_test_3.o): New target.
11552 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11553 * testsuite/weak_alias_test_main.cc: New file.
11554 * testsuite/weak_alias_test_1.cc: New file.
11555 * testsuite/weak_alias_test_2.cc: New file.
11556 * testsuite/weak_alias_test_3.cc: New file.
11557
780e49c5
ILT		 115582008-04-08 Ian Lance Taylor <iant@google.com>
11559
cdb0b8f5
ILT		 11560 * options.h (class General_options): Add --noinhibit-exec option.
11561 * main.cc (main): Check --noinhibit-exec.
11562
0864d551
ILT		 11563 * options.h (class General_options): Define --wrap as a special
11564 option. Add wrap_symbols_ field.
11565 (General_options::any_wrap_symbols): New function.
11566 (General_options::is_wrap_symbol): New function.
11567 * options.cc (General_options::parse_wrap): New function.
11568 (General_options::General_options): Initialize wrap_symbols_.
11569 * symtab.cc (Symbol_table::wrap_symbol): New function.
11570 (Symbol_table::add_from_object): Handle --wrap.
11571 * symtab.h (class Symbol_table): Declare wrap_symbol.
11572 * target.h (Target::wrap_char): New function.
11573 (Target::Target_info): Add wrap_char field.
11574 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11575 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11576 * testsuite/testfile.cc (Target_test::test_target_info):
11577 Likewise.
11578
789aa6de
ILT		 11579 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11580 there is one.
11581
2c38906f
ILT		 11582 * layout.h (class Layout): Add added_eh_frame_data_ field.
11583 * layout.cc (Layout::Layout): Initialize new field.
11584 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11585 output section until we find a section we merged successfully.
11586 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11587 that the size be non-zero.
11588
780e49c5
ILT		 11589 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11590 qualifier.
11591
7fcd0256
ILT		 115922008-04-08 Craig Silverstein <csilvers@google.com>
11593
11594 * configure.ac: Export new conditional variable HAVE_ZLIB.
11595 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11596 on HAVE_ZLIB.
11597 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11598 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11599
6835af53
ILT		 116002008-04-07 Ian Lance Taylor <iant@google.com>
11601
e24f324c
ILT		 11602 * version.cc (version_string): Set to "1.5".
11603
a036edd8
ILT		 11604 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11605 Add issued_non_pic_error_ field. Declare check_non_pic.
11606 (Target_x86_64::Scan::check_non_pic): New function.
11607 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11608 (Target_x86_64::Scan::global): Likewise.
11609
624f8810
ILT		 11610 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11611 addend parameter. Change caller. Handle merge sections.
11612 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11613 Address to Addend. Don't add in the result of
11614 local_section_offset, pass down the addend and use the returned
11615 value.
11616 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11617 Update declarations of local_section_offset and symbol_value.
11618 * testsuite/two_file_test_1.cc (t18): New function.
11619 * testsuite/two_file_test_2.cc (f18): New function.
11620 * testsuite/two_file_test_main.cc (main): Call t18.
11621 * testsuite/two_file_test.h (t18, f18): Declare.
11622
6835af53
ILT		 11623 * configure.ac: Don't test for objdump, c++filt, or readelf.
11624 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11625 conditionals.
11626 (TEST_READELF): New variable.
11627 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11628 (check_PROGRAMS): Add two_file_strip_test.
11629 (two_file_strip_test): New target.
11630 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11631 (two_file_same_shared_strip_test_SOURCES): New variable.
11632 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11633 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11634 (two_file_same_shared_strip_test_LDADD): New variable.
11635 (two_file_shared_strip.so): New target.
11636 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11637 (ver_test_5.syms, ver_test_7.syms): Likewise.
11638 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11639 (strip_test_3.stdout): Use TEST_OBJDUMP.
11640 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11641
86925eef
CC		 116422008-04-04 Cary Coutant <ccoutant@google.com>
11643
11644 * symtab.h (Symbol::is_weak_undefined): New function.
11645 (Symbol::is_strong_undefined): New function.
11646 (Symbol::is_absolute): New function.
11647 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11648 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11649 absolute symbols.
11650 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11651 (weak_undef_test): New target.
11652 * testsuite/Makefile.in: Rebuild.
11653 * testsuite/weak_undef_file1.cc: New file.
11654 * testsuite/weak_undef_file2.cc: New file.
11655 * testsuite/weak_undef_test.cc: New file.
11656
126f3ece
ILT		 116572008-04-03 Craig Silverstein <csilvers@google.com>
11658
11659 * compressed_output.h (class Output_compressed_section): Use
11660 unsigned buffer.
11661 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11662 add zlib header.
11663 (zlib_compressed_suffix): Removed.
11664 (Output_compressed_section::set_final_data_size): Use unsigned
11665 buffers.
11666 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11667 Fix linker invocation.
11668 (flagstest_o_specialfile_and_compress_debug_sections):
11669 Likewise.
11670 * testsuite/Makefile.in: Regenerated.
11671
deae2a14
DM		 116722008-04-02 David S. Miller <davem@davemloft.net>
11673
11674 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11675 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11676
70752818
ILT		 116772008-04-02 Craig Silverstein <csilvers@google.com>
11678
11679 * TODO: New file.
11680
39d0cb0e
ILT		 116812008-04-02 Ian Lance Taylor <iant@google.com>
11682
11683 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11684 parameters. Update for new key type to views_. Change all
11685 callers.
11686 (File_read::read): Adjust for byteshift in returned view.
11687 (File_read::add_view): New function, broken out of
11688 find_and_make_view.
11689 (File_read::make_view): New function, broken out of
11690 find_and_make_view.
11691 (File_read::find_or_make_view): Add offset and aligned
11692 parameters. Rewrite accordingly. Change all callers.
11693 (File_read::get_view): Add offset and aligned parameters. Adjust
11694 for byteshift in return value.
11695 (File_read::get_lasting_view): Likewise.
11696 * fileread.h (class File_read): Update declarations.
11697 (class File_read::View): Add byteshift_ field. Add byteshift to
11698 constructor. Add byteshift method.
11699 * archive.h (Archive::clear_uncached_views): New function.
11700 (Archive::get_view): Add aligned parameter. Change all callers.
11701 * object.h (Object::get_view): Add aligned parameter. Change all
11702 callers.
11703 (Object::get_lasting_view): Likewise.
11704
11705 * fileread.cc (File_read::release): Don't call clear_views if
11706 there are multiple objects.
11707 * fileread.h (File_read::clear_uncached_views): New function.
11708 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11709 on the archive.
11710
a1207466
CC		 117112008-03-31 Cary Coutant <ccoutant@google.com>
11712
11713 Add thin archive support.
11714 * archive.cc (Archive::armagt): New const.
11715 (Archive::setup): Remove task parameter and calls to unlock.
11716 (Archive::unlock_nested_archives): New function.
11717 (Archive::read_header): Add nested_off parameter. Change
11718 all callers.
11719 (Archive::interpret_header): Likewise.
11720 (Archive::include_all_members): Change to handle thin
11721 archives.
11722 (Archive::include_member): Likewise.
11723 * archive.h (Archive::Archive): Add new parameters and
11724 initializers.
11725 (Archive::armagt): New const.
11726 (Archive::setup): Remove task parameter.
11727 (Archive::unlock_nested_archives): New function.
11728 (Archive::read_header): Add nested_off parameter.
11729 (Archive::interpret_header): Likewise.
11730 (Archive::Nested_archive_table): New typedef.
11731 (Archive::is_thin_archive_): New field.
11732 (Archive::nested_archives_): New field.
11733 (Archive::options_): New field.
11734 (Archive::dirpath_): New field.
11735 (Archive::task_): New field.
11736 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11737 for thin archives. Pass additional parameters to
11738 Archive::Archive. Unlock the archive file after calling
11739 Archive::setup.
cd536b21 11740
479f6503
ILT		 117412008-03-29 Ian Lance Taylor <iant@google.com>
11742
686c8caf
ILT		 11743 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11744 version symbol to be local.
11745 * testsuite/ver_test_4.sh: New file.
11746 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11747 (check_DATA): Add ver_test_4.syms.
11748 (ver_test_4.syms): New target.
11749 * testsuite/Makefile.in: Rebuild.
11750
ab794b6b
ILT		 11751 * output.cc
11752 (Output_section::Input_section_sort_entry::has_priority): New
11753 function.
11754 (Output_section::Input_section_sort_entry::match_file_name): New
11755 function.
11756 (Output_section::Input_section_sort_entry::match_section_name):
11757 Remove.
11758 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11759 Remove.
11760 (Output_section::Input_section_sort_entry::match_section_file):
11761 Remove.
11762 (Output_section::Input_section_sort_compare::operator()): Rewrite
11763 using new Input_section_sort_entry functions. Sort crtbegin and
11764 crtend first. Sort sections with no priority before sections with
11765 a priority.
11766 * testsuite/initpri1.c (d3): Check j != 4.
11767 (cd5): New constructor/destructor function.
11768 (main): Check j != 2.
11769
479f6503
ILT		 11770 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11771 new symbol when resolving, don't call set_is_default.
11772 * testsuite/ver_test_7.cc: New file.
11773 * testsuite/ver_test_7.sh: New file.
11774 * testsuite/Makefile.am (ver_test_7.so): New target.
11775 (ver_test_7.o): New target.
11776 (check_SCRIPTS): Add ver_test_7.sh.
11777 (check_DATA): Add ver_test_7.syms.
11778 (ver_test_7.syms): New target.
11779
2fd32231
ILT		 117802008-03-28 Ian Lance Taylor <iant@google.com>
11781
11782 * layout.cc (Layout::layout): If we see an input section with a
11783 name that needs sorting, set the must_sort flag for the output
11784 section.
11785 (Layout::make_output_section): If the name of the output section
11786 indicates that it might require sorting, set the may_sort flag.
11787 * output.h (Output_section::may_sort_attached_input_sections): New
11788 function.
11789 (Output_section::set_may_sort_attached_input_sections): New
11790 function.
11791 (Output_section::must_sort_attached_input_sections): New
11792 function.
11793 (Output_section::set_must_sort_attached_input_sections): New
11794 function.
11795 (class Output_section): Declare Input_section_sort_entry. Define
11796 Input_section_sort_compare. Declare
11797 sort_attached_input_sections. Add new fields:
11798 may_sort_attached_input_sections_,
11799 must_sort_attached_input_sections_,
11800 attached_input_sections_are_sorted_.
11801 * output.cc (Output_section::Output_section): Initialize new
11802 fields.
11803 (Output_section::add_input_section): Add an entry to
11804 input_sections_ if may_sort or must_sort are true.
11805 (Output_section::set_final_data_size): Call
11806 sort_attached_input_sections if necessary.
11807 (Output_section::Input_section_sort_entry): Define new class.
11808 (Output_section::Input_section_sort_compare::operator()): New
11809 function.
11810 (Output_section::sort_attached_input_sections): New function.
11811 * configure.ac: Check whether the compiler supports constructor
11812 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11813 * testsuite/initpri1.c: New file.
11814 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11815 CONSTRUCTOR_PRIORITY.
11816 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11817 (initpri1_LDFLAGS): New variable.
11818 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11819
18e6b24e
ILT		 118202008-03-27 Ian Lance Taylor <iant@google.com>
11821
49bdd526
ILT		 11822 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11823 * testsuite/common_test_1.c: New file.
11824 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11825 (common_test_1_SOURCES): New variable.
11826 (common_test_1_DEPENDENCIES): New variable.
11827 (common_test_1_LDFLAGS): New variable.
11828
18e6b24e
ILT		 11829 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11830 and commons_ correctly when NAME/VERSION does not override
11831 NAME/NULL.
11832 * testsuite/ver_test_6.c: New file.
11833 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11834 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11835 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11836
04bf7072
ILT		 118372008-03-26 Ian Lance Taylor <iant@google.com>
11838
5871526f
ILT		 11839 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11840 of an undefined symbol from a version script.
11841 * testsuite/Makefile.am (ver_test_5.so): New target.
11842 (ver_test_5.o): New target.
11843 (check_SCRIPTS): Add ver_test_5.sh.
11844 (check_DATA): Add ver_test_5.syms.
11845 (ver_test_5.syms): New target.
11846 * testsuite/ver_test_5.cc: New file.
11847 * testsuite/ver_test_5.script: New file.
11848 * testsuite/ver_test_5.sh: New file.
11849 * Makefile.in, testsuite/Makefile.in: Rebuild.
11850
04bf7072
ILT		 11851 PR gold/5986
11852 Fix problems building gold with gcc 4.3.0.
11853 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11854 (gold_error_at_location, gold_warning_at_location): Use it.
11855 * configure.ac: Check whether we can compile and use a template
11856 function with a printf attribute.
11857 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11858 when jumping over bytes.
11859 * object.cc: Instantiate Object::read_section_data.
11860 * debug.h: Include <cstring>
11861 * dwarf_reader.cc: Include <algorithm>
11862 * main.cc: Include <cstring>.
11863 * options.cc: Include <cstring>.
11864 * output.cc: Include <cstring>.
11865 * script.cc: Include <cstring>.
11866 * script.h: Include <string>.
11867 * symtab.cc: Include <cstring> and <algorithm>.
11868 * target-select.cc: Include <cstring>.
11869 * version.cc: Include <string>.
11870 * testsuite/testmain.cc: Include <cstdlib>.
11871 * configure, config.in: Rebuild.
11872
874c5b28
ILT		 118732008-03-25 Ian Lance Taylor <iant@google.com>
11874
819d6c3a
ILT		 11875 * options.cc: Include "../bfd/bfdver.h".
11876 (options::help): Print bug reporting address.
11877
f4b2c6f5
ILT		 11878 * version.cc (print_version): Adjust output for current value of
11879 BFD_VERSION_STRING.
11880
11881 * NEWS: New file.
11882
e96caa79
ILT		 11883 * options.cc (options::help): Print list of supported targets.
11884 * target-select.h: Include <vector>.
11885 (class Target_selector): Make machine_, size_, and is_big_endian_
11886 fields const. Add bfd_name_ and instantiated_target_ fields.
11887 (Target_selector::Target_selector): Add bfd_name parameter.
11888 (Target_selector::recognize): Make non-virtual, call
11889 do_recognize.
11890 (Target_selector::recognize_by_name): Make non-virtual, call
11891 do_recognize_by_name.
11892 (Target_selector::supported_names): New function.
11893 (Target_selector::bfd_name): New function.
11894 (Target_selector::do_instantiate_target): New pure virtual
11895 function.
11896 (Target_selector::do_recognize): New virtual function.
11897 (Target_selector::do_recognize_by_name): New virtual function.
11898 (Target_selector::instantiate_target): New private function.
11899 (supported_target_names): Declare.
11900 * target-select.cc (Target_selector::Target_selector): Update for
11901 new parameter and fields.
11902 (select_target_by_name): Check that the name matches before
11903 calling recognize_by_name.
11904 (supported_target_names): New function.
11905 * i386.cc (class Target_selector_i386): Update Target_selector
11906 constructor call. Remove recognize and recognize_by_name. Add
11907 do_instantiate_target.
11908 * x86_64.cc (class Target_selector_x86_64): Likewise.
11909 * testsuite/testfile.cc (class Target_selector_test): Update for
11910 changes to Target_selector.
11911
874c5b28
ILT		 11912 * README: Rewrite, with some notes on unsupported features.
11913
0a65a3a7
CC		 119142008-03-24 Cary Coutant <ccoutant@google.com>
11915
11916 * i386.cc (Target_i386::Got_type): New enum declaration.
11917 (Target_i386::Scan::local): Updated callers of Output_data_got
11918 member functions.
11919 (Target_i386::Scan::global): Likewise.
11920 (Target_i386::Relocate::relocate): Likewise.
11921 (Target_i386::Relocate::relocate_tls): Likewise.
11922 * object.h (Got_offset_list): New class.
11923 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11924 (Sized_relobj::local_got_offset): Likewise.
11925 (Sized_relobj::set_local_got_offset): Likewise.
11926 (Sized_relobj::local_has_tls_got_offset): Removed.
11927 (Sized_relobj::local_tls_got_offset): Removed.
11928 (Sized_relobj::set_local_tls_got_offset): Removed.
11929 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11930 * output.cc (Output_data_got::add_global): Added got_type parameter.
11931 (Output_data_got::add_global_with_rel): Likewise.
11932 (Output_data_got::add_global_with_rela): Likewise.
11933 (Output_data_got::add_global_pair_with_rel): New function.
11934 (Output_data_got::add_global_pair_with_rela): New function.
11935 (Output_data_got::add_local): Added got_type parameter.
11936 (Output_data_got::add_local_with_rel): Likewise.
11937 (Output_data_got::add_local_with_rela): Likewise.
11938 (Output_data_got::add_local_pair_with_rel): New function.
11939 (Output_data_got::add_local_pair_with_rela): New function.
11940 (Output_data_got::add_global_tls): Removed.
11941 (Output_data_got::add_global_tls_with_rel): Removed.
11942 (Output_data_got::add_global_tls_with_rela): Removed.
11943 (Output_data_got::add_local_tls): Removed.
11944 (Output_data_got::add_local_tls_with_rel): Removed.
11945 (Output_data_got::add_local_tls_with_rela): Removed.
11946 * output.h (Output_data_got::add_global): Added got_type parameter.
11947 (Output_data_got::add_global_with_rel): Likewise.
11948 (Output_data_got::add_global_with_rela): Likewise.
11949 (Output_data_got::add_global_pair_with_rel): New function.
11950 (Output_data_got::add_global_pair_with_rela): New function.
11951 (Output_data_got::add_local): Added got_type parameter.
11952 (Output_data_got::add_local_with_rel): Likewise.
11953 (Output_data_got::add_local_with_rela): Likewise.
11954 (Output_data_got::add_local_pair_with_rel): New function.
11955 (Output_data_got::add_local_pair_with_rela): New function.
11956 (Output_data_got::add_global_tls): Removed.
11957 (Output_data_got::add_global_tls_with_rel): Removed.
11958 (Output_data_got::add_global_tls_with_rela): Removed.
11959 (Output_data_got::add_local_tls): Removed.
11960 (Output_data_got::add_local_tls_with_rel): Removed.
11961 (Output_data_got::add_local_tls_with_rela): Removed.
11962 * resolve.cc (Symbol::override_base_with_special): Removed
11963 reference to has_got_offset_ field.
11964 * symtab.cc (Symbol::init_fields): Replaced initialization
11965 of got_offset_ with got_offsets_. Removed initialization
11966 of has_got_offset_
53fcba31 11967 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11968 (Symbol::got_offset): Likewise.
11969 (Symbol::set_got_offset): Likewise.
11970 (Symbol::has_tls_got_offset): Removed.
11971 (Symbol::tls_got_offset): Removed.
11972 (Symbol::set_tls_got_offset): Removed.
11973 (Symbol::got_offset_): Removed.
11974 (Symbol::tls_mod_got_offset_): Removed.
11975 (Symbol::tls_pair_got_offset_): Removed.
11976 (Symbol::got_offsets_): New field.
11977 (Symbol::has_got_offset): Removed.
11978 (Symbol::has_tls_mod_got_offset): Removed.
11979 (Symbol::has_tls_pair_got_offset): Removed.
11980 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11981 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11982 member functions.
11983 (Target_x86_64::Scan::global): Likewise.
11984 (Target_x86_64::Relocate::relocate): Likewise.
11985 (Target_x86_64::Relocate::relocate_tls): Likewise.
11986
bd52eafb
BE		 119872008-03-25 Ben Elliston <bje@au.ibm.com>
11988
11989 * yyscript.y: Fix spelling error in comment.
11990
8b105e34
ILT		 119912008-03-24 Ian Lance Taylor <iant@google.com>
11992
8ed814a9
ILT		 11993 * options.h (class General_options): Define build_id option.
11994 * layout.h (class Layout): Declare write_build_id, create_note,
11995 create_build_id. Add build_id_note_ member.
11996 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11997 "libiberty.h", "md5.h", "sha1.h".
11998 (Layout::Layout): Initialize eh_frame_data_,
11999 eh_frame_hdr_section_, and build_id_note_.
12000 (Layout::finalize): Call create_build_id.
12001 (Layout::create_note): New function, broken out of
12002 Layout::create_gold_note.
12003 (Layout::create_gold_note): Call create_note.
12004 (Layout::create_build_id): New function.
12005 (Layout::write_build_id): New function.
12006 (Close_task_runner::run): Call write_build_id.
12007
8b105e34
ILT		 12008 * x86_64.cc: Correct license to GPLv3.
12009
086a1841
ILT		 120102008-03-23 Ian Lance Taylor <iant@google.com>
12011
12012 * options.cc: Include "demangle.h".
12013 (parse_optional_string): New function.
12014 (parse_long_option): Handle takes_optional_argument.
12015 (parse_short_option): Update dash_z initializer. Handle
12016 takes_optional_argument.
12017 (General_options::General_options): Initialize do_demangle_.
12018 (General_options::finalize): Set do_demangle_. Handle demangling
12019 style.
12020 * options.h (parse_optional_string): Declare.
12021 (struct One_option): Add optional_arg field. Update constructor.
12022 Update call constructor calls. Add takes_optional_argument
12023 function.
12024 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12025 (DEFINE_optional_string): Define.
12026 (General_options::demangle): Change from DEFINE_bool to
12027 DEFINE_optional_string.
12028 (General_options::no_demangle): New function.
12029 (General_options::do_demangle): New function.
12030 (General_options::set_do_demangle): New function.
12031 (General_options::execstack_status_): Move definition to end of
12032 class definition.
12033 (General_options::static_): Likewise.
12034 (General_options::do_demangle_): New field.
12035 * object.cc (big_endian>::get_symbol_location_info): Call
12036 Options::do_demangle, not Options::demangle.
12037 * symtab.cc (demangle): Likewise.
12038
cbb93e63
ILT		 120392008-03-22 Ian Lance Taylor <iant@google.com>
12040
12041 * gold.h: Include <cstddef> and <sys/types.h>
12042 * options.h: Include <cstring>.
12043
ec531623
ILT		 120442008-03-21 Ian Lance Taylor <iant@google.com>
12045
12046 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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