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* Makefile.in (TAGS): Rewrite.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
89243142
CC		 12011-03-02 Cary Coutant <ccoutant@google.com>
2
3 * testsuite/script_test_9.t: Add TLS segment.
4
d0773f31
ILT		 52011-03-02 Simon Baldwin <simonb@google.com>
6
7 * configure.ac: Add check for gnu_indirect_function support in
8 the toolchain building binutils.
9 * configure: Rebuild.
10
badc8139
RÁE		 112010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
12
13 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
14 plugin only symbols.
15 (Symbol_table::sized_finalize_symbol) Mark symbol only present
16 in plugin files as not needed in the symbol table.
17
4cf7a849
ST		 182011-02-11 Sriraman Tallam <tmsriram@google.com>
19
20 * output.cc (Output_section::add_input_section): Delay fill
21 generation for section ordering.
22
b578bd7d
ILT		 232011-02-09 Ian Lance Taylor <iant@google.com>
24
25 PR gold/12316
26 * object.h (class Sized_relobj): Remove clear_local_symbols.
27 * reloc.cc (Sized_relobj::do_relocate): Don't call
28 clear_local_symbols.
29
84ced98a
RÁE		 302010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
31
32 * plugin.cc (is_visible_from_outside): Return true for symbols
33 in the -u option.
34
55382fb7
ILT		 352011-02-04 Jeffrey Yasskin <jyasskin@google.com>
36
37 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
38 filename.
39
4e271fff
ST		 402011-02-02 Sriraman Tallam <tmsriram@google.com>
41
42 * icf.h (is_section_foldable_candidate): Change type of parameter
43 to std::string.
44 * icf.cc (Icf::find_identical_sections): Change type of local variable
45 section_name to be std::string.
46 (is_function_ctor_or_dtor): Change type of parameter to std::string.
47
d433c3ac
ILT		 482011-01-25 Ian Lance Taylor <iant@google.com>
49
50 * script.cc (script_add_extern): Rewrite to use
51 add_symbol_reference.
52
880473a6
DK		 532011-01-25 Doug Kwan <dougkwan@google.com>
54
d433c3ac 55 * icf.cc (get_section_contents): Always lock section's object.
880473a6 56
f30f86fa
ILT		 572011-01-24 Ian Lance Taylor <iant@google.com>
58
59 * options.h (class General_options): Accept
60 --no-detect-odr-violations.
61
8e51a0b9
ILT		 622011-01-24 Ian Lance Taylor <iant@google.com>
63
64 * version.cc (version_string): Bump to 1.11.
65
0f3b89d8
ILT		 662011-01-24 Ian Lance Taylor <iant@google.com>
67
68 * plugin.cc (class Plugin_rescan): Define new class.
69 (Plugin_manager::claim_file): Set any_claimed_.
70 (Plugin_manager::save_archive): New function.
71 (Plugin_manager::save_input_group): New function.
72 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
73 necessary.
74 (Plugin_manager::new_undefined_symbol): New function.
75 (Plugin_manager::rescan): New function.
76 (Plugin_manager::rescannable_defines): New function.
77 (Plugin_manager::add_input_file): Set any_added_.
78 * plugin.h (class Plugin_manager): define new fields rescannable_,
79 undefined_symbols_, any_claimed_, and any_added_. Declare
80 Plugin_rescan as friend. Declare new functions.
81 (Plugin_manager::Rescannable): Define type.
82 (Plugin_manager::Rescannable_list): Define type.
83 (Plugin_manager::Undefined_symbol_list): Define type.
84 (Plugin_manager::Plugin_manager): Initialize new fields.
85 * archive.cc (Archive::defines_symbol): New function.
86 (Add_archive_symbols::run): Pass archive to plugins if any.
87 * archive.h (class Archive): Declare defines_symbol.
88 * readsyms.cc (Input_group::~Input_group): New function.
89 (Finish_group::run): Pass input_group to plugins if any.
90 * readsyms.h (class Input_group): Declare destructor.
91 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
92 any.
93
3bb951e5
ILT		 942011-01-10 Ian Lance Taylor <iant@google.com>
95
96 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
97 section as relro.
98 (Layout::set_segment_offsets): Reset increase_relro before calling
99 set_section_addresses a second time.
100
0aa45fac
CC		 1012011-01-04 Cary Coutant <ccoutant@google.com>
102
103 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
104 sections before NOBITS sections.
105
0db46eb4
L		 1062011-01-01 H.J. Lu <hongjiu.lu@intel.com>
107
108 * version.cc (print_version): Update copyright to 2011.
109
829c9745
CC		 1102010-12-23 Cary Coutant <ccoutant@google.com>
111
112 * output.h (Output_data_reloc::add_output_section): Pass OD instead
113 of OS to this->add. Add OD parameter to second form of the function.
114
7500420b
ILT		 1152010-12-20 Ian Lance Taylor <iant@google.com>
116
117 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
118 second of two consecutive entries with same offset.
119
f8e9a930
RW		 1202010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
121
122 * testsuite/Makefile.am (ifuncmain2static_LDADD)
123 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
124 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
125 to avoid unneeded links against $(LDADD).
126 * testsuite/Makefile.in: Regenerate.
127
2fbb4320
ILT		 1282010-12-15 Ian Lance Taylor <iant@google.com>
129
130 PR gold/12324
131 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
132 for R_X86_64_32 and R_X86_64_PC32.
133 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
134 ver_matching_def_pic.o.
135 (ver_matching_def_pic.o): New target.
136
fedb228d
RW		 1372010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
138
139 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
140 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
141 Move definition before File_read::View member definitions.
142 (File_read::View::~View): Initialize and hold lock before
143 updating current_mapped_bytes.
144
9b547ce6
RW		 1452010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
146
147 * dwarf_reader.cc: Remove outdated comment.
148 * gold-threads.cc: Fix typo in error message.
149 * archive.cc: Fix typos in comments.
150 * archive.h: Likewise.
151 * arm-reloc-property.cc: Likewise.
152 * arm-reloc-property.h: Likewise.
153 * arm-reloc.def: Likewise.
154 * arm.cc: Likewise.
155 * attributes.h: Likewise.
156 * cref.cc: Likewise.
157 * ehframe.cc: Likewise.
158 * fileread.h: Likewise.
159 * gold.h: Likewise.
160 * i386.cc: Likewise.
161 * icf.cc: Likewise.
162 * incremental.h: Likewise.
163 * int_encoding.cc: Likewise.
164 * layout.h: Likewise.
165 * main.cc: Likewise.
166 * merge.h: Likewise.
167 * object.cc: Likewise.
168 * object.h: Likewise.
169 * options.cc: Likewise.
170 * readsyms.cc: Likewise.
171 * reduced_debug_output.cc: Likewise.
172 * reloc.cc: Likewise.
173 * script-sections.cc: Likewise.
174 * sparc.cc: Likewise.
175 * symtab.h: Likewise.
176 * target-reloc.h: Likewise.
177 * target.cc: Likewise.
178 * target.h: Likewise.
179 * timer.cc: Likewise.
180 * timer.h: Likewise.
181 * x86_64.cc: Likewise.
182
83e17bd5
CC		 1832010-12-09 Cary Coutant <ccoutant@google.com>
184
185 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
186 stack.
187 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
188 parameter; change all callers.
189 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
190 * options.h (warn_execstack): New option.
191
017257f8
DK		 1922010-12-07 Doug Kwan <dougkwan@google.com>
193
194 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
195 like function call relocations.
196
c20cbc06
ILT		 1972010-12-07 Ian Lance Taylor <iant@google.com>
198
199 * archive.cc (Archive::get_elf_object_for_member): Permit
200 punconfigured to be NULL.
201 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
202 (Archive::include_member): Pass NULL to get_elf_object_for_member
203 if we searched for the archive and this is the first included
204 object.
205
4dbfafcc
ILT		 2062010-12-01 Ian Lance Taylor <iant@google.com>
207
208 * dwarf_reader.h (class Sized_dwarf_line_info): Add
209 track_relocs_type_ field.
210 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
211 Set track_relocs_type_.
212 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
213 contents when using RELA relocs.
214 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
215 reloc_map_.
216 * reloc.cc (Track_relocs::next_addend): New function.
217 * reloc.h (class Track_relocs): Declare next_addend.
218
e5e19edd
ILT		 2192010-12-01 Ian Lance Taylor <iant@google.com>
220
221 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
222 virtual destructor.
223
9a5ce24c
ILT		 2242010-12-01 Ian Lance Taylor <iant@google.com>
225
226 * README: Update compilers known to work and fail.
227
c7791212
NC		 2282010-11-23 Matthias Klose <doko@ubuntu.com>
229
230 * configure.in: For --enable-gold, handle value `default' instead of
231 `both*'. Always install ld as ld.bfd, install as ld if gold is
232 not the default.
233 * configure: Regenerate.
234
0ad220c9
DK		 2352010-11-18 Doug Kwan <dougkwan@google.com>
236
237 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
238 and right_alignment to be zero. Store result alignment only if it is
239 greater than existing alignment.
240
ab8056e0
CC		 2412010-11-16 Cary Coutant <ccoutant@google.com>
242
243 PR gold/12220
244 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
245 Check for ".zdebug_line".
246
fd064a5b
CC		 2472010-11-16 Doug Kwan <dougkwan@google.com>
248 Cary Coutant <ccoutant@google.com>
249
250 * output.h (Output_segment::set_section_addresses): Pass increase_relro
251 by reference; adjust all callers.
252 * output.cc (Output_segment::set_section_addresses): Adjust references
253 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
254 list is empty.
255 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
256 end at page boundary.
257
6fc6ea19
CC		 2582010-11-16 Cary Coutant <ccoutant@google.com>
259
260 PR gold/12220
261 * layout.cc (Layout::choose_output_section): Transform names of
262 compressed sections even when using a script with a SECTIONS clause.
263 (Layout::output_section_name): Remove code to transform
264 compressed debug section names.
265 * output.cc (Output_section::add_input_section): Use uncompressed
266 section size when tracking input sections.
267
95a2c8d6
RS		 2682010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
269
270 * symtab.h (Symbol::NON_PIC_REF): Remove.
271 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
272 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
273 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
274 (Symbol::use_plt_offset): Take a flags argument and pass it
275 directly to needs_dynamic_reloc. Restrict check for undefined
276 weak symbols to function calls.
277 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
278 (Target_arm::Scan::global): Use it.
279 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
280 (Target_arm::Relocate::relocate): Likewise.
281 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
282 parameter with an r_type parameter. Use get_reference_flags
283 to get the flags.
284 (Target_arm::Relocate::relocate): Update accordingly.
285 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
286 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
287 (Target_i386::Scan::global): Likewise.
288 (Target_i386::Relocate::relocate): Likewise.
289 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
290 parameter with an r_type parameter. Use get_reference_flags
291 to get the flags.
292 (Target_i386::Relocate::relocate): Update accordingly.
293 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
294 (Target_powerpc::Scan::global): Use it.
295 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
296 (Target_powerpc::Relocate::relocate): Likewise.
297 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
298 (Target_sparc::Scan::global): Use it.
299 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
300 (Target_sparc::Relocate::relocate): Likewise.
301 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
302 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
303 (Target_x86_64::Scan::global): Likewise.
304 (Target_x86_64::Relocate::relocate): Likewise.
305
f625ae50
DK		 3062010-11-08 Doug Kwan <dougkwan@google.com>
307 Cary Coutant <ccoutant@google.com>
308
309 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
310 (Arm_exidx_merge_section::section_contents_): New data member.
311 (Arm_input_section::Arm_input_section): Initialize original_contents_.
312 (Arm_input_section::~Arm_input_section): De-allocate memory.
313 (Arm_input_section::original_contents_): New data member.
314 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
315 in parameters instead of calling Object::section_contents without
316 locking.
317 (Arm_output_section::group_section): New parameter TASK. Pass it
318 to callees that need locking objects.
319 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
320 to lock EXIDX input sections. Fix a formatting issue. Call
321 Arm_exidx_merged_section::build_contents to create merged section
322 contents.
323 (Arm_output_section::create_stub_group): New parameter TASK. Use it
324 to lock object of stub table owner.
325 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
326 TEXT_SIZE to initialize data member TEXT_SIZE_.
327 (Arm_exidx_input_section::addralign): Fix typo in comment.
328 (Arm_exidx_input_section::text_size): New method.
329 (Target_arm::do_relax): New parameter TASK. Pass it to callees
330 that require locking objects. Lock objects before scanning for stubs
331 and updating local symbols.
332 (Arm_input_section<big_endian>::init): Copy contents of original
333 input section.
334 (Arm_input_section<big_endian>::do_write): Use saved contents of
335 original input section instead of calling Object::section_contents
336 without locking.
337 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
338 size without calling Object::section_size().
339 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
340 for size. Allocate a buffer for merged EXIDX entries.
341 (Arm_exidx_merged_section::build_contents): New method.
342 (Arm_exidx_merged_section::do_write): Move merge section contents
343 building code to Arm_exidx_merged_section::build_contetns. Write
344 out contetns in buffer instead of building it on the fly.
345 (Arm_relobj::make_exidx_input_section): Also pass text section size
346 to Arm_exidx_input_section constructor.
347 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
348 (Arm_dynobj::do_read_symbols): Fix memory leak.
349 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
350 * target.h: (class Task): Add forward declaration.
351 (Target::relax): Add new parameter TASK and pass it to
352 Target::do_relax().
353 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
354
5f9bcf58
CC		 3552010-11-05 Cary Coutant <ccoutant@google.com>
356
357 PR gold/10708
358 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
359 object when reading from the file.
360 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
361 second layout pass.
362 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
363 when reading section contents.
364 (get_section_contents): Likewise.
365 (icf::find_identical_sections): Likewise.
366 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
367 object when reading from the file.
368 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
369 the object when doing deferred section layout.
370
e597fa08
NC		 3712010-11-03 Nick Clifton <nickc@redhat.com>
372
373 PR gold/12001
374 * script.h (class Symbol_assignment: name): New member. Returns
375 the name of the symbol.
376 * scrfipt.cc (Script_options::is_pending_assignment): New member.
377 Returns true if the given symbol name is on the list of
378 assignments wating to be processed.
379 * archive.cc (should_incldue_member): If the symbol is undefined,
380 check to see if it is on the list of symbols pending assignment.
381
3f9a3278
ILT		 3822010-11-03 Ryan Mansfield <rmansfield@qnx.com>
383
384 * script-sections.cc (Script_sections::find_memory_region): Check
385 for a NULL output section pointer.
386
d06fb4d1
DK		 3872010-10-29 Doug Kwan <dougkwan@google.com>
388
389 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
390 Output_section::add_relaxed_input_section.
391 * output.cc (Output_section::add_relaxed_input_section): Add new
392 arguments LAYOUT and NAME. Set section order index.
393 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
394 Copy section order index.
395 * output.h (Output_section::add_relaxed_input_section): Add new
396 arguments LAYOUT and NAME.
397
90e24de5
ILT		 3982010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
399
400 * testsuite/Makefile.am: Move gcctestdir/ld rule to
401 NATIVE_OR_CROSS_LINKER.
402 * testsuite/Makefile.in: Regenerate.
403
c9484ea5
DK		 4042010-10-20 Doug Kwan <dougkwan@google.com>
405
406 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
407 without SHF_LINK_ORDER flags.
408 * layout.cc (Layout::choose_output_section): Do not filter
409 SHF_LINK_ORDER flag in a relocatable link.
410
5bc2f5be
CC		 4112010-10-17 Cary Coutant <ccoutant@google.com>
412
413 * output.h (Output_segment::set_section_addresses): Change function
414 signature. Update all callers.
415 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
416 sections.
417 (Output_segment::set_section_addresses): Align after last TLS
418 section. Add padding before last relro section instead of after.
419
0c91cf04
DK		 4202010-10-17 Doug Kwan <dougkwan@google.com>
421
422 * gold/arm.cc (Target_arm::got_section): Use correct order and set
423 GOT output section to be writable.
424
8c21d9d3
CC		 4252010-10-14 Cary Coutant <ccoutant@google.com>
426
427 * debug.h (DEBUG_INCREMENTAL): New flag.
428 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
429 * gold.cc (queue_initial_tasks): Check parameters for incremental link
430 mode.
431 * incremental.cc (report_command_line): Ignore all forms of
432 --incremental.
433 * layout.cc (Layout::Layout): Check parameters for incremental link
434 mode.
435 * options.cc (General_options::parse_incremental): New function.
436 (General_options::parse_no_incremental): New function.
437 (General_options::parse_incremental_full): New function.
438 (General_options::parse_incremental_update): New function.
439 (General_options::incremental_mode_): New data member.
440 (General_options::finalize): Check incremental_mode_.
441 * options.h (General_options): Update help text for --incremental.
442 Add --no-incremental, --incremental-full, --incremental-update.
443 (General_options::Incremental_mode): New enum type.
444 (General_options::incremental_mode): New function.
445 (General_options::incremental_mode_): New data member.
446 * parameters.cc (Parameters::incremental_mode_): New data member.
447 (Parameters::set_options): Set incremental_mode_.
448 (Parameters::set_incremental_full): New function.
449 (Parameters::incremental): New function.
450 (Parameters::incremental_update): New function.
451 (set_parameters_incremental_full): New function.
452 * parameters.h (Parameters::set_incremental_full): New function.
453 (Parameters::incremental): New function.
454 (Parameters::incremental_update): New function.
455 (Parameters::incremental_mode_): New data member.
456 (set_parameters_incremental_full): New function.
457 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
458 incremental link mode.
459 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
460 (Sized_relobj::do_relocate_sections): Likewise.
461 * testsuite/Makefile.am (incremental_test): Use --incremental-full
462 option.
463 * testsuite/Makefile.in: Regenerate.
464 * testsuite/incremental_test.sh: Filter all forms of --incremental.
465
bb32aa18 4662010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 467
468 * script-sections.h (class Script_sections): Make
469 Sections_elements typedef public.
470 * script-sections.cc (class Sort_output_sections): Add elements_
471 field. Add constructor which sets it; change all callers.
472 (Sort_output_sections::is_before): New function.
473 (Sort_output_sections::operator()): Call is_before.
474 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
475 conditional.
476 * testsuite/script_test_10.sh: New test. Test script section
477 order.
478 * testsuite/script_test_10.t: Likewise.
479 * testsuite/script_test_10.s: Likewise.
480 * testsuite/Makefile.am: Wrap the cross linker tests and the
481 common tests into NATIVE_OR_CROSS_LINKER.
482 (check_SCRIPTS): Add script_test_10.sh.
483 (check_DATA): Add script_test_10.stdout.
484 (script_test_10.o, script_test_10): New targets.
485 (script_test_10.stdout): New target.
486 * configure, testsuite/Makefile.in: Regenerate.
487
3cef7179
ILT		 4882010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
489
490 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
491 error for the deprecated relocations.
492 (Target_arm::Scan::global): Likewise.
493 (Target_arm::Relocate::relocate): Likewise.
494
7411e9a8
RS		 4952010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
496
497 * fileread.cc (Input_file::find_file): Initialize *found_name
498 and *namep when using the fallback search for case 4.
499
6a9da32a
CC		 5002010-10-11 Cary Coutant <ccoutant@google.com>
501
502 * options.h (class General_options): Redefine -z lazy as an alias for
503 the negation of -z now.
504
ac897c20
ILT		 5052010-10-11 Ian Lance Taylor <iant@google.com>
506
507 * resolve.cc (symbol_to_bits): Report the value of the unsupported
508 binding.
509
ea5cae92
NC		 5102010-10-06 Nick Clifton <nickc@redhat.com>
511
512 * script-sections.cc(class Memory_region): Remove
513 current_lma_offset_ field. Rename current_vma_offset_ to
514 current_offset_. Add last_section_ field.
515 (Memory_region::get_current_vma_address): Rename to
516 get_current_address.
517 (Memory_region::get_current_lma_address): Delete.
518 (Memory_region::increment_vma_offset): Rename to
519 increment_offset.
520 (Memory_region::increment_lma_offset): Delete.
521 (Memory_region::attributes_compatible): New method. Returns
522 true if the provided section is compatible with the region.
523 (Memory_region::get_last_section): New method. Returns the last
524 section to use the region.
525 (Memory_region::set_last_section): New method. Stores the last
526 section to use the region.
527 (Script_sections::block_in_region): New method. Returns true if
528 a block of memory is contained within a region.
529 (Script_sections::find_memory_region): New method. Locates a
530 memory region to be used to set a VMA or LMA address.
531 (Output_section_definition::set_section_addresses): Add code to
532 check for addresses set by memory regions.
533 (Output_segment::set_section_addresses): Remove memory region
534 walking code.
535 (Script_sections::create_segment): Add a warning if a header
536 segment is created outside of any region.
537 * script-sections.h (class Script_sections): Add prototypes for
538 find_memory_region and block_in_region methods.
539 * testsuite/memory_test.s: Use .long instead of .word.
540 * testsuite/memory_test.t: Add some more output sections.
541 * testsuite/memory_test.sh: Update expected output.
542
a9bfd952
DK		 5432010-10-02 Doug Kwan <dougkwan@google.com>
544
545 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
546 defintion to symtab.h
547 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
548 declaration to defintion.
549
bacff3ab
NC		 5502010-10-01 Nick Clifton <nickc@redhat.com>
551
552 * expression.cc (eval): Replace dummy argument with NULL.
553 (eval_maybe_dot): Check for a NULL result section pointer.
554 (Symbol_expression::value): Likewise.
555 (Dot_expression::value): Likewise.
556 (BINARY_EXPRESSION): Likewise.
557 (Max_expression::value): Likewise.
558 (Min_expression::value): Likewise.
559 (Absolute_expression::value): Likewise.
560 (Addr_expression::value_from_output_section): Likewise.
561 (Loaddddr_expression::value_from_output_section): Likewise.
562 (Segment_start_expression::value): Likewise.
563 * script-sections.cc
564 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
565 argument with NULL.
566 (Sections_elememt_dot_assignment::set_section_addresses):
567 Likewise.
568 (Output_data_expression::do_write_to_buffer): Likewise.
569 (Output_section_definition::finalize_symbols): Likewise.
570 (Output_section_definition::set_section_addresses): Likewise.
571
f81bc8b5
DK		 5722010-09-30 Doug Kwan <dougkwan@google.com>
573
574 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
575
c95e9f27
ST		 5762010-09-28 Sriraman Tallam <tmsriram@google.com>
577
578 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 579 function.
c95e9f27
ST		 580 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
581 virtual function.
582 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
583 virtual function.
584 * icf.cc (get_section_contents): Inline merge sections only when
585 target allows it.
586
3cac54d2
RW		 5872010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
588
589 * configure: Regenerate.
590
2904037a
ILT		 5912010-09-17 Ian Lance Taylor <iant@google.com>
592
593 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 594 * testsuite/Makefile.am (memory_test.o): New target.
595 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
596 memory_test.t.
597 * testsuite/Makefile.in: Rebuild.
2904037a 598
bca7fb63
DK		 5992010-09-17 Doug Kwan <dougkwan@google.com>
600
601 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
602 defintion if relocation uses GOT entries of the symbol.
603 * testsuite/icf_safe_test.sh: Fix test.
604 * testsuite/icf_safe_so_test.sh: Fix test.
605
4ef28648
CC		 6062010-09-16 Cary Coutant <ccoutant@google.com>
607
608 * script_sections.cc (class Memory_region): Remove "NULL" from
609 vector initializations.
610
793990de
CC		 6112010-09-15 Cary Coutant <ccoutant@google.com>
612
613 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
614 Resolve forwarding symbols.
615
81e015e2
DK		 6162010-09-15 Doug Kwan <dougkwan@google.com>
617
618 * gold/testsuite/script_test_3.t: Add ARM special sections.
619 * gold/testsuite/script_test_4.t: Same.
620 * gold/testsuite/script_test_5.t: Same.
621 * gold/testsuite/script_test_6.t: Same.
622 * gold/testsuite/script_test_7.t: Same.
623 * gold/testsuite/script_test_7.t: Same.
624 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
625
36171d64
CC		 6262010-09-14 Cary Coutant <ccoutant@google.com>
627
628 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
629 (Target_x86_64::Relocate::relocate_tls): Replace check for
630 saw_tls_block_reloc_ with test for executable section.
631
d89051bd
CC		 6322010-09-12 Cary Coutant <ccoutant@google.com>
633
634 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
635 position-independent executables to shared libraries need dynamic
636 relocations.
637 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
638 position-independent executables.
639 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
640 * testsuite/Makefile.in: Regenerate.
641
fca41f0f
NC		 6422010-09-10 Nick Clifton <nickc@redhat.com>
643
644 PR gold/11997
645 * testsuite/memory_test.t: Discard any sections that are not
646 needed.
647
6695e4b3
L		 6482010-09-09 H.J. Lu <hongjiu.lu@intel.com>
649
650 PR gold/11996
651 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
652 "This::" to work around a bug in gcc 4.2.
653
654 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
655
0f72bf6f
RÁE		 6562010-09-09 Rafael Espindola <espindola@google.com>
657
658 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
659 sections with different PF_X flags in the same segment.
660 (Layout::find_first_load_seg): Search all segments to find the first
661 one.
662 * options.h (rosegment): New.
663
6642010-09-08 Rafael Espindola <espindola@google.com>
a6577478 665
05a79166 666 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 667
aa98ff75
DK		 6682010-09-08 Doug Kwan <dougkwan@google.com>
669
670 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
671 (Arm_relobj::do_relocate_sections): Add new parameter for output
672 file to match the parent.
673 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
674 of local symbols instead of input values. Update code to track
675 changes in gold::relocate_section.
676 * object.cc (Sized_relobj::compute_final_local_value): New methods.
677 (Sized_relobj::compute_final_local_value_internal): New methods.
678 (Sized_relobj::do_finalize_local_symbols): Move code from loop
679 body into private version of Sized_relobj::compute_final_local_value.
680 Call the inline method.
681 * object.h (Symbol_value::Symbol_value): Define destructor. Free
682 merged symbol value if there is one.
683 (Symbol_value::has_output_value): New method defintiion.
684 (Sized_relobj::Compute_final_local_value_status): New enum type.
685 (Sized_relobj::compute_final_local_value): New methods.
686 (Sized_relobj::compute_final_local_value_internal): New methods.
687 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
688 and arm_cortex_a8.sh.
689 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
690 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
691 New tests.
692 * Makefile.in: Regenerate.
693 * testsuite/arm_bl_out_of_range.s: Update test.
694 * testsuite/thumb_bl_out_of_range.s: Ditto.
695 * testsuite/thumb_blx_out_of_range.s: Ditto.
696 * testsuite/arm_branch_out_of_range.sh: New file.
697 * testsuite/arm_cortex_a8.sh: Ditto.
698 * testsuite/arm_cortex_a8_b.s: Ditto.
699 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
700 * testsuite/arm_cortex_a8_b_local.s: Ditto.
701 * testsuite/arm_cortex_a8_bl.s: Ditto.
702 * testsuite/arm_cortex_a8_blx.s: Ditto.
703 * testsuite/arm_cortex_a8_local.s: Ditto.
704 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
705 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
706
05a79166
L		 7072010-09-08 Rafael Espindola <espindola@google.com>
708
709 * Makefile.am (memory_test.stdout): Run readelf with -W.
710 * Makefile.in: Regenerate.
711 * testsuite/memory_test.sh: Make the regexps accept both 32 and
712 64 bit output.
713
33dbc701
RÁE		 7142010-09-08 Rafael Espindola <espindola@google.com>
715
716 * script-sections.cc (Script_sections::add_memory_region): Convert
717 field precision to int.
718 * script.cc (script_set_section_region, script_set_section_region):
719 Convert field precision to int.
720
731ca54a
RÁE		 7212010-09-08 Rafael Espindola <espindola@google.com>
722
723 * arm.cc (do_finalize_sections): Create the __exidx_start and
724 __exdix_end symbols even when the section is missing.
725
7f8cd844
NC		 7262010-09-08 Nick Clifton <nickc@redhat.com>
727
728 * README: Remove claim that MEMORY is not supported.
729 * expression.cc (script_exp_function_origin)
730 (script_exp_function_length): Move from here to ...
731 * script.cc: ... here.
732 (script_set_section_region, script_add_memory)
733 (script_parse_memory_attr, script_include_directive): New
734 functions.
735 * script-sections.cc
736 (class Memory_region): New class.
737 (class Output_section_definition): Add set_memory_region,
738 set_section_vma, set_section_lma and get_section_name methods.
739 (class Script_Sections): Add add_memory_region,
740 find_memory_region, find_memory_region_origin,
741 find_memory_region_length and set_memory_region methods.
742 Have set_section_addresses method walk the list of set memory
743 regions.
744 Extend the print methos to display memory regions.
745 * script-sections.h: Add prototypes for new methods.
746 Add enum for MEMORY region attributes.
747 * yyscript.y: Add support for parsing MEMORY regions.
748 * script-c.h: Add prototypes for new functions.
749 * testsuite/Makefile.am: Add test of MEMORY region functionality.
750 * testsuite/Makefile.in: Regenerate.
751 * testsuite/memory_test.sh: New script.
752 * testsuite/memory_test.s: New assembler source file.
753 * testsuite/memory_test.t: New linker script.
754
a4649286
DK		 7552010-08-27 Doug Kwan <dougkwan@google.com>
756
757 * gold/resolve.cc (Symbol_table::should_override): Let a weak
758 reference override an existing dynamic weak reference.
759 * testsuite/Makefile.am: Add new test dyn_weak_ref.
760 * testsuite/Makefile.in: Regenerate.
761 * testsuite/dyn_weak_ref.sh: New file.
762 * testsuite/dyn_weak_ref_1.c: Ditto.
763 * testsuite/dyn_weak_ref_2.c: Ditto.
764
b56648ad
ILT		 7652010-08-27 Ian Lance Taylor <iant@google.com>
766
767 * incremental.h (class Incremental_input_entry): Add virtual
768 destructor.
769
809313cb
ILT		 7702010-08-27 Ian Lance Taylor <iant@google.com>
771
772 * testsuite/start_lib_test_3.c: Mark t3 as used.
773
11e32464
NC		 7742010-08-27 Nick Clifton <nickc@redhat.com>
775
776 * options.cc (version_script): Fix small typo in previous
777 whitespace tidyup.
778
ca09d69a
NC		 7792010-08-25 Nick Clifton <nickc@redhat.com>
780
781 * archive.cc: Formatting fixes: Remove whitespace between
782 typename and following asterisk. Remove whitespace between
783 function name and opening parenthesis.
784 * archive.h: Likewise.
785 * arm.cc: Likewise.
786 * attributes.cc: Likewise.
787 * attributes.h: Likewise.
788 * common.cc: Likewise.
789 * copy-relocs.cc: Likewise.
790 * dirsearch.h: Likewise.
791 * dynobj.cc: Likewise.
792 * ehframe.cc: Likewise.
793 * ehframe.h: Likewise.
794 * expression.cc: Likewise.
795 * fileread.cc: Likewise.
796 * fileread.h: Likewise.
797 * gc.h: Likewise.
798 * gold-threads.cc: Likewise.
799 * gold.cc: Likewise.
800 * i386.cc: Likewise.
801 * icf.h: Likewise.
802 * incremental-dump.cc: Likewise.
803 * incremental.cc: Likewise.
804 * layout.cc: Likewise.
805 * layout.h: Likewise.
806 * main.cc: Likewise.
807 * merge.cc: Likewise.
808 * merge.h: Likewise.
809 * object.cc: Likewise.
810 * object.h: Likewise.
811 * options.cc: Likewise.
812 * options.h: Likewise.
813 * output.cc: Likewise.
814 * output.h: Likewise.
815 * plugin.cc: Likewise.
816 * plugin.h: Likewise.
817 * powerpc.cc: Likewise.
818 * reloc.cc: Likewise.
819 * script-c.h: Likewise.
820 * script-sections.cc: Likewise.
821 * script.cc: Likewise.
822 * stringpool.cc: Likewise.
823 * symtab.cc: Likewise.
824 * symtab.h: Likewise.
825 * target.cc: Likewise.
826 * timer.cc: Likewise.
827 * timer.h: Likewise.
828 * version.cc: Likewise.
829 * x86_64.cc: Likewise.
830
b8fa8750
NC		 8312010-08-24 Nick Clifton <nickc@redhat.com>
832
833 PR 11899
834 * layout.cc (segment_precedes): Sort segments by their physical
835 addresses, if they have been set.
836
9919d93b
CC		 8372010-08-23 Cary Coutant <ccoutant@google.com>
838
839 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
840 symbols data.
841 (Lib_group::include_member): Unlock object after deleting its
842 symbols data.
843 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
844 the bug fixed here.
845
97b4be1c
CC		 8462010-08-19 Neil Vachharajani <nvachhar@google.com>
847 Cary Coutant <ccoutant@google.com>
848
849 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
850 constructor, and set_blocker.
851 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
852 readsyms_blocker_.
853 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
854 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
855 * testsuite/Makefile.am (start_lib_test): New test case.
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/start_lib_test_main.c: New file.
858 * testsuite/start_lib_test_1.c: New file.
859 * testsuite/start_lib_test_2.c: New file.
860 * testsuite/start_lib_test_3.c: New file.
861
dd0b1884
ILT		 8622010-08-19 Ian Lance Taylor <iant@google.com>
863
864 * Makefile.in: Rebuild with automake 1.11.1.
865 * aclocal.m4: Likewise.
866 * testsuite/Makefile.in: Likewise.
867
7223e9ca
ILT		 8682010-08-19 Ian Lance Taylor <iant@google.com>
869
870 PR 10893
871 * i386.cc (class Output_data_plt_i386): Update declarations.
872 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
873 local_ifuncs_ fields.
874 (Target_i386::do_plt_section_for_global): New function.
875 (Target_i386::do_plt_section_for_local): New function.
876 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
877 parameter; change all callers. Initialize global_ifuncs_ and
878 local_ifuncs_. If doing a static link define __rel_iplt_start and
879 __rel_iplt_end.
880 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
881 (Output_data_plt_i386::add_local_ifunc_entry): New function.
882 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
883 symbols.
884 (Target_i386::make_plt_section): New function, broken out of
885 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
886 (Target_i386::make_plt_entry): Call make_plt_section.
887 (Target_i386::make_local_ifunc_plt_entry): New function.
888 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
889 (Target_i386::Scan::local): Handle IFUNC symbols. Add
890 R_386_IRELATIVE to switch.
891 (Target_i386::Scan::global): Likewise.
892 (Target_i386::Relocate::relocate): Likewise.
893 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
894 switch.
895 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
896 (Target_x86_64::do_plt_section_for_global): New function.
897 (Target_x86_64::do_plt_section_for_local): New function.
898 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
899 parameter; change all callers. If doing a static link define
900 __rela_iplt_start and __rela_iplt_end.
901 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
902 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
903 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
904 to point to .plt.
905 (Target_x86_64::make_local_ifunc_plt_entry): New function.
906 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
907 switch.
908 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
909 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
910 R_X86_64_IRELATIVE to switch.
911 (Target_x86_64::Scan::global): Likewise.
912 (Target_x86_64::Relocate::relocate): Likewise.
913 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
914 switch.
915 * target.h (class Target): Add plt_section_for_global and
916 plt_section_for_local functions. Add do_plt_section_for_global
917 and do_plt_section_for_local virtual functions.
918 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
919 clarifying comments.
920 (Symbol::use_plt_offset): Handle IFUNC symbol.
921 * object.cc (Sized_relobj::Sized_relobj): Initialize
922 local_plt_offsets_.
923 (Sized_relobj::local_has_plt_offset): New function.
924 (Sized_relobj::local_plt_offset): New function.
925 (Sized_relobj::set_local_plt_offset): New function.
926 (Sized_relobj::do_count): Handle IFUNC symbol.
927 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
928 a bit away from input_shndx_ field. Add set_is_func_symbol and
929 is_ifunc_symbol functions.
930 (class Sized_relobj): Update declarations. Remove Tls_got_entry
931 and Local_tls_got_offsets. Define Local_plt_offsets. Add
932 local_plt_offsets_ field.
933 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
934 * output.h (class Output_section_data): Add non-const
935 output_section function.
936 (class Output_data_got): Update declarations.
937 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
938 Add use_plt_offset parameter to global and local constructors.
939 Change all callers. Change local_sym_index_ field to 31 bits.
940 Change GSYM_CODE and CONSTANT_CODE accordingly.
941 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
942 doing a static link don't set sh_link field.
943 (Output_data_got::Got_entry::write): Use PLT offset if
944 appropriate.
945 (Output_data_got::add_global_plt): New function.
946 (Output_data_got::add_local_plt): New function.
947 * target-reloc.h (relocate_section): Handle IFUNC symbol.
948 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
949 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
950 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
951 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
952 IFUNC conditional.
953 * testsuite/ifunc-sel.h: New file.
954 * testsuite/ifuncmain1.c: New file.
955 * testsuite/ifuncmain1vis.c: New file.
956 * testsuite/ifuncmod1.c: New file.
957 * testsuite/ifuncdep2.c: New file.
958 * testsuite/ifuncmain2.c: New file.
959 * testsuite/ifuncmain3.c: New file.
960 * testsuite/ifuncmod3.c: New file.
961 * testsuite/ifuncmain4.c: New file.
962 * testsuite/ifuncmain5.c: New file.
963 * testsuite/ifuncmod5.c: New file.
964 * testsuite/ifuncmain6pie.c: New file.
965 * testsuite/ifuncmod6.c: New file.
966 * testsuite/ifuncmain7.c: New file.
967 * configure, testsuite/Makefile.in: Rebuild.
968
56f75c03
ILT		 9692010-08-18 Ian Lance Taylor <iant@google.com>
970
971 * incremental.cc
972 (Output_section_incremental_inputs::write_input_files): Add cast
973 to avoid signed/unsigned comparison warning.
974 (Output_section_incremental_inputs::write_info_blocks): Likewise.
975
55455f89
CC		 9762010-08-12 Cary Coutant <ccoutant@google.com>
977
978 * common.cc (Sort_commons::operator()): Remove unnecessary code.
979
e2054bcb
ILT		 9802010-08-13 Ian Lance Taylor <iant@google.com>
981
982 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
983
74f67560
DK		 9842010-08-12 Cary Coutant <ccoutant@google.com>
985 Doug Kwan <dougkwan@google.com>
986
987 * resolve.cc (Symbol_table::should_override): When a weak dynamic
988 defintion overrides non-weak undef, remember that the original undef
989 is not weak.
990 * symtab.cc (Symbol_table::sized_write_global): For undef without
991 an original weak binding, set binding to global in output.
992 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
993 * testsuite/Makefile.in: Regenerate.
994 * testsuite/strong_ref_weak_def.sh: New file.
995 * testsuite/strong_ref_weak_def_1.c: Ditto.
996 * testsuite/strong_ref_weak_def_2.c: Ditto.
997
d1238d12
CC		 9982010-08-12 Cary Coutant <ccoutant@google.com>
999
1000 * testsuite/incremental_test.sh: Rewrite.
1001 * testsuite/incremental_test_1.c: Rewrite.
1002 * testsuite/incremental_test_2.c: Rewrite.
1003
0e70b911
CC		 10042010-08-12 Cary Coutant <ccoutant@google.com>
1005
1006 * arm.cc (Target_arm::got_size): Add const.
1007 (Target_arm::got_entry_count): New function.
1008 (Target_arm::plt_entry_count): New function.
1009 (Target_arm::first_plt_entry_offset): New function.
1010 (Target_arm::plt_entry_size): New function.
1011 (Output_data_plt_arm::entry_count): New function.
1012 (Output_data_plt_arm::first_plt_entry_offset): New function.
1013 (Output_data_plt_arm::get_plt_entry_size): New function.
1014 * i386.cc (Target_i386::got_size): Add const.
1015 (Target_i386::got_entry_count): New function.
1016 (Target_i386::plt_entry_count): New function.
1017 (Target_i386::first_plt_entry_offset): New function.
1018 (Target_i386::plt_entry_size): New function.
1019 (Output_data_plt_i386::entry_count): New function.
1020 (Output_data_plt_i386::first_plt_entry_offset): New function.
1021 (Output_data_plt_i386::get_plt_entry_size): New function.
1022 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1023 find_incremental_inputs_sections. Dump incremental_got_plt section.
1024 * incremental.cc: Include target.h.
1025 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1026 parameter. Adjust all callers. Find incremental_got_plt section.
1027 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1028 section.
1029 (Output_section_incremental_inputs::set_final_data_size): Calculate
1030 size of incremental_got_plt section.
1031 (Output_section_incremental_inputs::do_write): Write the
1032 incremental_got_plt section.
1033 (Got_plt_view_info): New struct.
1034 (Local_got_offset_visitor): New class.
1035 (Global_got_offset_visitor): New class.
1036 (Global_symbol_visitor_got_plt): New class.
1037 (Output_section_incremental_inputs::write_got_plt): New function.
1038 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1039 Add parameter. Adjust all callers.
1040 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1041 (Incremental_inputs::got_plt_section): New function.
1042 (Incremental_inputs::got_plt_section_): New data member.
1043 (Incremental_got_plt_reader): New class.
1044 * layout.cc (Layout::create_incremental_info_sections): Add the
1045 incremental_got_plt section.
1046 * object.h (Got_offset_list::get_list): New function.
1047 (Got offset_list::for_all_got_offsets): New function.
1048 (Sized_relobj::local_got_offset_list): New function.
1049 * powerpc.cc (Target_powerpc::got_size): Add const.
1050 (Target_powerpc::got_entry_count): New function.
1051 (Target_powerpc::plt_entry_count): New function.
1052 (Target_powerpc::first_plt_entry_offset): New function.
1053 (Target_powerpc::plt_entry_size): New function.
1054 (Output_data_plt_powerpc::entry_count): New function.
1055 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1056 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1057 * sparc.cc (Target_sparc::got_size): Add const.
1058 (Target_sparc::got_entry_count): New function.
1059 (Target_sparc::plt_entry_count): New function.
1060 (Target_sparc::first_plt_entry_offset): New function.
1061 (Target_sparc::plt_entry_size): New function.
1062 (Output_data_plt_sparc::entry_count): New function.
1063 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1064 (Output_data_plt_sparc::get_plt_entry_size): New function.
1065 * symtab.h (Symbol::got_offset_list): New function.
1066 (Symbol_table::for_all_symbols): New function.
1067 * target.h (Sized_target::got_entry_count): New function.
1068 (Sized_target::plt_entry_count): New function.
1069 (Sized_target::plt_entry_size): New function.
1070 * x86_64.cc (Target_x86_64::got_size): Add const.
1071 (Target_x86_64::got_entry_count): New function.
1072 (Target_x86_64::plt_entry_count): New function.
1073 (Target_x86_64::first_plt_entry_offset): New function.
1074 (Target_x86_64::plt_entry_size): New function.
1075 (Output_data_plt_x86_64::entry_count): New function.
1076 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1077 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1078
09ec0418
CC		 10792010-08-12 Cary Coutant <ccoutant@google.com>
1080
1081 * archive.cc: Include incremental.h.
1082 (Archive::Archive): Initialize incremental_info_.
1083 (Archive::include_member): Record archive members in incremental info.
1084 (Add_archive_symbols::run): Record begin and end of an archive in
1085 incremental info.
1086 (Lib_group::include_member): Record objects in incremental info.
1087 * archive.h (Incremental_archive_entry): Forward declaration.
1088 (Archive::set_incremental_info): New member function.
1089 (Archive::incremental_info): New member function.
1090 (Archive::Unused_symbol_iterator): New class.
1091 (Archive::unused_symbols_begin): New member function.
1092 (Archive::unused_symbols_end): New member function.
1093 (Archive::incremental_info_): New data member.
1094 * incremental-dump.cc (find_input_containing_global): New function.
1095 (dump_incremental_inputs): Dump new incremental info sections.
1096 * incremental.cc: Include symtab.h.
1097 (Output_section_incremental_inputs): New class.
1098 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1099 new incremental info sections.
1100 (Sized_incremental_binary::do_check_inputs): Likewise.
1101 (Incremental_inputs::report_archive): Remove.
1102 (Incremental_inputs::report_archive_begin): New function.
1103 (Incremental_inputs::report_archive_end): New function.
1104 (Incremental_inputs::report_object): New function.
1105 (Incremental_inputs::finalize_inputs): Remove.
1106 (Incremental_inputs::report_input_section): New function.
1107 (Incremental_inputs::report_script): Rewrite.
1108 (Incremental_inputs::finalize): Do nothing but finalize string table.
1109 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1110 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1111 (Incremental_inputs::create_data_sections): New function.
1112 (Incremental_inputs::relocs_entsize): New function.
1113 (Output_section_incremental_inputs::set_final_data_size): New function.
1114 (Output_section_incremental_inputs::do_write): New function.
1115 (Output_section_incremental_inputs::write_header): New function.
1116 (Output_section_incremental_inputs::write_input_files): New function.
1117 (Output_section_incremental_inputs::write_info_blocks): New function.
1118 (Output_section_incremental_inputs::write_symtab): New function.
1119 * incremental.h (Incremental_script_entry): Forward declaration.
1120 (Incremental_object_entry): Forward declaration.
1121 (Incremental_archive_entry): Forward declaration.
1122 (Incremental_inputs): Forward declaration.
1123 (Incremental_inputs_header_data): Remove.
1124 (Incremental_inputs_header): Remove.
1125 (Incremental_inputs_header_write): Remove.
1126 (Incremental_inputs_entry_data): Remove.
1127 (Incremental_inputs_entry): Remove.
1128 (Incremental_inputs_entry_write): Remove.
1129 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1130 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1131 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1132 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1133 Likewise.
1134 (Incremental_input_entry): New class.
1135 (Incremental_script_entry): New class.
1136 (Incremental_object_entry): New class.
1137 (Incremental_archive_entry): New class.
1138 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1139 (Incremental_inputs::report_inputs): Remove.
1140 (Incremental_inputs::report_archive): Remove.
1141 (Incremental_inputs::report_archive_begin): New function.
1142 (Incremental_inputs::report_archive_end): New function.
1143 (Incremental_inputs::report_object): Change prototype.
1144 (Incremental_inputs::report_input_section): New function.
1145 (Incremental_inputs::report_script): Change prototype.
1146 (Incremental_inputs::get_reloc_count): New function.
1147 (Incremental_inputs::set_reloc_count): New function.
1148 (Incremental_inputs::create_data_sections): New function.
1149 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1150 (Incremental_inputs::inputs_section): New function.
1151 (Incremental_inputs::symtab_section): New function.
1152 (Incremental_inputs::relocs_section): New function.
1153 (Incremental_inputs::get_stringpool): Add const.
1154 (Incremental_inputs::command_line): Add const.
1155 (Incremental_inputs::inputs): Remove.
1156 (Incremental_inputs::command_line_key): New function.
1157 (Incremental_inputs::input_file_count): New function.
1158 (Incremental_inputs::input_files): New function.
1159 (Incremental_inputs::relocs_entsize): New function.
1160 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1161 (Incremental_inputs::finalize_inputs): Remove.
1162 (Incremental_inputs::Input_info): Remove.
1163 (Incremental_inputs::lock_): Remove.
1164 (Incremental_inputs::inputs_): Change type.
1165 (Incremental_inputs::inputs_map_): Remove.
1166 (Incremental_inputs::current_object_entry_): New data member.
1167 (Incremental_inputs::inputs_section_): New data member.
1168 (Incremental_inputs::symtab_section_): New data member.
1169 (Incremental_inputs::relocs_section_): New data member.
1170 (Incremental_inputs::reloc_count_): New data member.
1171 (Incremental_inputs_reader): New class.
1172 (Incremental_symtab_reader): New class.
1173 (Incremental_relocs_reader): New class.
1174 * layout.cc (Layout::finalize): Move finalization of incremental info
1175 and creation of incremental info sections to follow finalization of
1176 symbol table. Set offsets for postprocessing sections.
1177 (Layout::create_incremental_info_sections): Call
1178 Incremental_inputs::create_data_sections. Add incremental symtab
1179 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1180 sections to layout after input sections.
1181 * layout.h (struct Timespec): Forward declaration.
1182 (Layout::incremental_inputs): Add const.
1183 (Layout::create_incremental_info_sections): Add parameter.
1184 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1185 * object.cc: Include incremental.h.
1186 (Relobj::finalize_incremental_relocs): New function.
1187 (Sized_relobj::do_layout): Record input sections in incremental info.
1188 * object.h (Object::output_section): New function.
1189 (Object::output_section_offset): Moved from Relobj.
1190 (Object::get_incremental_reloc_base): New function.
1191 (Object::get_incremental_reloc_count): New function.
1192 (Object::do_output_section): New function.
1193 (Object::do_output_section_offset): Moved from Relobj.
1194 (Object::do_get_incremental_reloc_base): New function.
1195 (Object::do_get_incremental_reloc_count): New function.
1196 (Object::Object): Initialize new data members.
1197 (Relobj::output_section): Renamed do_output_section and moved to
1198 protected.
1199 (Relobj::output_section_offset): Moved to Object.
1200 (Relobj::do_get_incremental_reloc_base): New function.
1201 (Relobj::do_get_incremental_reloc_count): New function.
1202 (Relobj::allocate_incremental_reloc_counts): New function.
1203 (Relobj::count_incremental_reloc): New function.
1204 (Relobj::finalize_incremental_relocs): New function.
1205 (Relobj::next_incremental_reloc_index): New function.
1206 (Relobj::reloc_counts_): New data member.
1207 (Relobj::reloc_bases_): New data member.
1208 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1209 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1210 (Sized_relobj::incremental_relocs_scan): New function.
1211 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1212 (Sized_relobj::incremental_relocs_write): New function.
1213 (Sized_relobj::incremental_relocs_write_reltype): New function.
1214 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1215 incremental link.
1216 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1217 archives and object files elsewhere.
1218 (Add_symbols::run): Report object files here.
1219 (Finish_group::run): Report end of archive at end of group.
1220 * reloc.cc: Include layout.h, incremental.h.
1221 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1222 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1223 (Sized_relobj::incremental_relocs_scan): New function.
1224 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1225 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1226 (Sized_relobj::incremental_relocs_write): New function.
1227 (Sized_relobj::incremental_relocs_write_reltype): New function.
1228 * script.cc (read_input_script): Rewrite test for incremental link.
1229 Change call to Incremental_inputs::report_script.
1230 * symtab.h (Symbol_table::first_global_index): New function.
1231 (Symbol_table::output_count): New function.
1232
ce0d1972
DK		 12332010-08-12 Doug Kwan <dougkwan@google.com>
1234
1235 * arm.cc (Target_arm::merge_object_attributes): Check command line
1236 options --no-wchar-size-warning and --no-enum-size-warning.
1237 * options.h (General_options): Add ld-compatible options
1238 --no-enum-size-warning and --no-wchar-size-warning.
1239
6e5710ce
ILT		 12402010-08-04 Ian Lance Taylor <iant@google.com>
1241
1242 * x86_64.cc (Target_x86_64::Scan::local): Use
1243 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1244 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1245 (Target_x86_64::Scan::global): Likewise.
1246 (Target_x86_64::Relocate::relocate): Likewise.
1247 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1248 Likewise.
1249
fef830db
CC		 12502010-08-03 Cary Coutant <ccoutant@google.com>
1251
1252 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1253 to reserve space in merged_strings vector. Keep total input size
1254 for stats.
1255 (Output_merge_string::do_print_merge_stats): Print total input size.
1256 * merge.h (Output_merge_string): Add input_size_ field.
1257 * stringpool.cc (Stringpool_template::string_length): Move
1258 implementations out of Stringpool_template class and place in
1259 stringpool.h.
1260 * stringpool.h (string_length): Move out of Stringpool_template.
1261
1e3811b0
ILT		 12622010-08-03 Ian Lance Taylor <iant@google.com>
1263
1264 PR 11712
1265 * layout.cc (relaxation_loop_body): If address of load segment is
1266 set, adjust address to include headers if possible.
1267
7af0c620
ILT		 12682010-08-03 Ian Lance Taylor <iant@google.com>
1269
1270 * version.cc (version_string): Bump to 1.10.
1271
22f0da72
ILT		 12722010-08-03 Ian Lance Taylor <iant@google.com>
1273
1274 PR 11805
1275 * layout.h (enum Output_section_order): Define.
1276 (class Layout): Update declarations.
1277 * layout.cc (Layout::get_output_section): Add order parameter.
1278 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1279 is_first_non_relro parameters. Change all callers.
1280 (Layout::choose_output_section): Likewise.
1281 (Layout::add_output_section_data): Likewise.
1282 (Layout::make_output_section): Likewise. Set order.
1283 (Layout::default_section_order): New function.
1284 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1285 * output.cc (Output_section::Output_section): Initialize order_.
1286 Don't initialize deleted fields.
1287 (Output_segment::Output_segment): Don't initialize deleted
1288 fields.
1289 (Output_segment::add_output_section_to_load): New function
1290 replacing add_output_section. Change all callers to call this or
1291 add_output_section_to_nonload.
1292 (Output_segment::add_output_section_to_nonload): New function.
1293 (Output_segment::remove_output_section): Rewrite.
1294 (Output_segment::add_initial_output_data): Likewise.
1295 (Output_segment::has_any_data_sections): Likewise.
1296 (Output_segment::is_first_section_relro): Likewise.
1297 (Output_segment::maximum_alignment): Likewise.
1298 (Output_segment::has_dynamic_reloc): New function replacing
1299 dynamic_reloc_count. Change all callers.
1300 (Output_segment::has_dynamic_reloc_list): New function replacing
1301 dynamic_reloc_count_list. Change all callers.
1302 (Output_segment::set_section_addresses): Rewrite.
1303 (Output_segment::set_offset): Rewrite.
1304 (Output_segment::find_first_and_last_list): Remove.
1305 (Output_segment::set_tls_offsets): Rewrite.
1306 (Output_segment::first_section_load_address): Likewise.
1307 (Output_segment::output_section_count): Likewise.
1308 (Output_segment::section_with_lowest_load_address): Likewise.
1309 (Output_segment::write_section_headers): Likewise.
1310 (Output_segment::print_sections_to_map): Likewise.
1311 * output.h (class Output_data): Remove dynamic_reloc_count_
1312 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1313 (Output_data::add_dynamic_reloc): Rewrite.
1314 (Output_data::has_dynamic_reloc): New function.
1315 (Output_data::dynamic_reloc_count): Remove.
1316 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1317 is_last_relro_, is_first_non_relro_, is_interp_,
1318 is_dynamic_linker_section_ fields. Add order and set_order
1319 functions. Remove is_relro_local, set_is_relro_local,
1320 is_last_relro, set_is_last_relro, is_first_non_relro,
1321 set_is_first_non_relro functions, is_interp, set_is_interp,
1322 is_dynamic_linker_section, and set_is_dynamic_linker_section
1323 functions.
1324 (class Output_segment): Change Output_data_list from std::list to
1325 std:;vector. Add output_lists_ field. Remove output_data_ and
1326 output_bss_ fields. Update declarations.
1327
3ff2ccb0
ILT		 13282010-08-02 Ian Lance Taylor <iant@google.com>
1329
1330 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1331 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1332 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1333
88a4108b
ILT		 13342010-08-02 Ian Lance Taylor <iant@google.com>
1335
1336 PR 11855
1337 * script.cc (Script_options::Script_options): Initialize
1338 symbol_definitions_ and symbol_references_.
1339 (Script_options::add_symbol_assignment): Update
1340 symbol_definitions_ and symbol_references_.
1341 (Script_options::add_symbol_reference): New function.
1342 (script_symbol): New function.
1343 * script.h (class Script_options): Add symbol_definitions_ and
1344 symbol_references_ fields.
1345 (Script_options::referenced_const_iterator): New type.
1346 (Script_options::referenced_begin): New function.
1347 (Script_options::referenced_end): New function.
1348 (Script_options::is_referenced): New function.
1349 (Script_options::any_unreferenced): New function.
1350 * script-c.h (script_symbol): Declare.
1351 * yyscript.y (exp): Call script_symbol.
1352 * symtab.cc: Include "script.h".
1353 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1354 Change all callers. Check symbols referenced by scripts.
1355 (Symbol_table::add_undefined_symbols_from_command_line): Add
1356 layout parameter. Change all callers.
1357 (Symbol_table::do_add_undefined_symbols_from_command_line):
1358 Likewise. Break out loop body. Check symbols referenced by
1359 scripts.
1360 (Symbol_table::add_undefined_symbol_from_command_line): New
1361 function broken out of
1362 do_add_undefined_symbols_from_command_line.
1363 * symtab.h (class Symbol_table): Update declarations.
1364 * archive.cc: Include "layout.h".
1365 (Archive::should_include_member): Add layout parameter. Change
1366 all callers. Check for symbol mentioned in expression.
1367 * archive.h (class Archive): Update declaration.
1368 * object.cc (Sized_relobj::do_should_include_member): Add layout
1369 parameter.
1370 * object.h (Object::should_include_member): Add layout parameter.
1371 Change all callers.
1372 (Object::do_should_include_member): Add layout parameter.
1373 (class Sized_relobj): Update declaration.
1374 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1375 parameter.
1376 * dynobj.h (class Sized_dynobj): Update declaration.
1377 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1378 layout parameter.
1379 * plugin.h (class Sized_pluginobj): Update declaration.
1380
5f1ab67a
ILT		 13812010-08-02 Ian Lance Taylor <iant@google.com>
1382
1383 PR 11866
1384 * output.cc (Output_segment::set_offset): Search for the first and
1385 last sections rather than assuming that the list is in order.
1386 (Output_segment::find_first_and_last_list): New function.
1387 * output.h (class Output_segment): Update declarations.
1388 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1389 (relro_strip_test_SOURCES): New variable.
1390 (relro_strip_test_DEPENDENCIES): New variable.
1391 (relro_strip_test_LDFLAGS): New variable.
1392 (relro_strip_test_LDADD): New variable.
1393 (relro_strip_test.so): New target.
1394
a8df5856
ILT		 13952010-08-02 Ian Lance Taylor <iant@google.com>
1396
1397 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1398 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1399 (Target_i386::got_tlsdesc_section): New function.
1400 (Target_i386::got_section): Create space for GOT entries for
1401 TLSDESC relocations.
1402 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1403 R_386_TLS_GOTDESC.
1404 (Target_i386::Scan::global): Likewise.
1405 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1406 using TLSDESC GOT.
1407 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1408 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1409 (Target_x86_64::got_tlsdesc_section): New function.
1410 (Target_x86_64::got_section): Create space for GOT entries for
1411 TLSDESC relocations.
1412 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1413 R_386_TLS_GOTDESC.
1414 (Target_x86_64::Scan::global): Likewise.
1415 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1416 using TLSDESC GOT.
1417
0c10a0a6
ILT		 14182010-08-02 Ian Lance Taylor <iant@google.com>
1419
1420 * testsuite/final_layout.sh: Use dc to convert from hex to
1421 decimal.
1422
41cbeecc
ST		 14232010-07-29 Sriraman Tallam <tmsriram@google.com>
1424
1425 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1426 paramter to the call to gold::gc_process_relocs.
1427 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1428 paramter to the call to gold::gc_process_relocs.
1429 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1430 parameter to the call to gold::gc_process_relocs.
1431 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1432 template parameter to the call to gold::gc_process_relocs.
1433 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1434 paramter to the call to gold::gc_process_relocs.
1435 * gc.h (get_embedded_addend_size): New function.
1436 (gc_process_relocs): Save the size of the reloc for use by ICF.
1437 * icf.cc (get_section_contents): Get the addend from the text section
1438 for SHT_REL relocation sections.
1439 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1440 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1441 * int_encoding.h (read_from_pointer): New overloaded function.
1442 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1443 * testsuite/icf_sht_rel_addend_test.sh: New file.
1444 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1445 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1446
6ea55b82
RW		 14472010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1448
1449 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1450 * Makefile.in: Regenerate.
1451 * testsuite/Makefile.in: Regenerate.
1452
9691462b
ILT		 14532010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1454
1455 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1456 * gold/testsuite/debug_msg.cc: Likewise.
1457 * gold/testsuite/odr_violation1.cc
1458 * gold/testsuite/odr_violation2.cc
1459
76897331
CC		 14602010-07-21 Cary Coutant <ccoutant@google.com>
1461
1462 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1463 string, and length fields.
1464 (Output_merge_string::Merged_strings_list): New type.
1465 (Output_merge_string::Merged_strings_lists): New typedef.
1466 (Output_merge_string): Replace merged_strings_ with
1467 merged_strings_lists_.
1468 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1469 Merged_strings_list per input object and section. Don't store pointer
1470 to the string. Don't store length with each merged string entry.
1471 (Output_merge_string::finalize_merged_data): Loop over list of merged
1472 strings lists. Recompute length of each merged string.
1473
78384e8f
CC		 14742010-07-15 Cary Coutant <ccoutant@google.com>
1475
1476 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1477 here.
1478
783659f9
ILT		 14792010-07-14 Ian Lance Taylor <iant@google.com>
1480
1481 * descriptors.cc (Descriptors::open): Report correct name in error
1482 message.
1483
131687b4
DK		 14842010-07-13 Doug Kwan <dougkwan@google.com>
1485
1486 * arm.cc (Arm_input_section::Arm_input_section): For a
1487 SHT_ARM_EXIDX section, always keeps the input sections.
1488 (Arm_input_section::set_exidx_section_link): New method.
1489 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1490 has_errors_ to false.
1491 (Arm_exidx_input_section::has_errors,
1492 Arm_exidx_input_section::set_has_errors): New methods.
1493 (Arm_exidx_input_section::has_errors_): New data member.
1494 (Arm_relobj::get_exidx_shndx_list): New method.
1495 (Arm_output_section::append_text_sections_to_list): Do not skip
1496 section without SHF_EXECINSTR.
1497 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1498 errors.
1499 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1500 section header. Make error messages more verbose. Check for
1501 a non-executable section linked to an EXIDX section.
1502 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1503 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1504 check that there is no deferred EXIDX section if we exit early.
1505 Instead of not making an EXIDX section in case of an error, make one
1506 and set the has_errors flag of it.
1507 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1508 in a relocatable link.
1509 (Target_arm::do_relax): Look for the EXIDX output section instead of
1510 assuming that it is called .ARM.exidx.
1511 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1512 section list. Do not check for SHF_EXECINSTR section flags but
1513 skip any input section with errors.
1514 * output.cc (Output_section::Output_section): Initialize
1515 always_keeps_input_sections_ to false.
1516 (Output_section::add_input_section): Check for
1517 always_keeps_input_sections_.
1518 * output.h (Output_section::always_keeps_input_sections,
1519 Output_section::set_always_keeps_input_sections): New methods.
1520 (Output_section::always_keeps_input_sections): New data member.
1521
69517287
RÁE		 15222010-07-13 Rafael Espindola <espindola@google.com>
1523
1524 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1525 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1526
82742395
ILT		 15272010-07-13 Philip Herron <herron.philip@googlemail.com>
1528 Ian Lance Taylor <iant@google.com>
1529
1530 * output.h (Output_section_lookup_maps::add_merge_section):
1531 Correct check of whether value was inserted.
1532 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1533 (Output_section_lookup_maps::add_relaxed_input_section):
1534 Likewise.
1535 * arm.cc (Target_arm::got_section): Remove used local os.
1536 * i386.cc (Target_i386::got_section): Likewise.
1537 * x86_64.cc (Target_x86_64::got_section): Likewise.
1538 * sparc.cc (Target_sparc::got_section): Likewise.
1539 (Target_sparc::relocate): Remove unused local have_got_offset.
1540 * powerpc.cc (Target_powerpc::relocate): Likewise.
1541
f2d707b5
ILT		 15422010-07-13 Ian Lance Taylor <iant@google.com>
1543
241531d6
ILT		 1544 * compressed_output.cc (zlib_decompress): Fix signature in
1545 !HAVE_ZLIB_H case.
1546
f2d707b5
ILT		 1547 * archive.cc (Archive::include_member): Unlock an external member
1548 of a thin archive. Don't bother to delete an object we know is
1549 NULL.
1550
a2e47362
CC		 15512010-07-12 Cary Coutant <ccoutant@google.com>
1552
1553 * compressed_output.cc (zlib_decompress): New function.
1554 (get_uncompressed_size): New function.
1555 (decompress_input_section): New function.
1556 * compressed_output.h (get_uncompressed_size): New function.
1557 (decompress_input_section): New function.
1558 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1559 Handle compressed debug sections.
1560 * layout.cc (is_compressed_debug_section): New function.
1561 (Layout::output_section_name): Map compressed section names to
1562 canonical names.
1563 * layout.h (is_compressed_debug_section): New function.
1564 (is_debug_info_section): Recognize compressed debug sections.
1565 * merge.cc: Include compressed_output.h.
1566 (Output_merge_data::do_add_input_section): Handle compressed
1567 debug sections.
1568 (Output_merge_string::do_add_input_section): Handle compressed
1569 debug sections.
1570 * object.cc: Include compressed_output.h.
1571 (Sized_relobj::Sized_relobj): Initialize new data members.
1572 (build_compressed_section_map): New function.
1573 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1574 * object.h (Object::section_is_compressed): New method.
1575 (Object::do_section_is_compressed): New method.
1576 (Sized_relobj::Compressed_section_map): New type.
1577 (Sized_relobj::do_section_is_compressed): New method.
1578 (Sized_relobj::compressed_sections_): New data member.
1579 * output.cc (Output_section::add_input_section): Handle compressed
1580 debug sections.
1581 * reloc.cc: Include compressed_output.h.
1582 (Sized_relobj::write_sections): Handle compressed debug sections.
1583
ce279a62
CC		 15842010-07-08 Cary Coutant <ccoutant@google.com>
1585
1586 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1587 weak when resolving to a dynamic def.
1588 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1589 for weak undef/dynamic def cases. Adjust callers.
1590 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1591 undef_binding_weak_.
1592 (Symbol_table::sized_write_globals): Adjust symbol binding.
1593 (Symbol_table::sized_write_symbol): Add binding parameter.
1594 * symtab.h (Symbol::set_undef_binding): New method.
1595 (Symbol::is_undef_binding_weak): New method.
1596 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1597 (Symbol_table::should_override): Add new parameter.
1598 (Symbol_table::sized_write_symbol): Add new parameter.
1599
1600 * testsuite/weak_undef_file1.cc: Add new test case.
1601 * testsuite/weak_undef_file2.cc: Fix header comment.
1602 * testsuite/weak_undef_test.cc: Add new test case.
1603
b2286c10
DK		 16042010-06-29 Doug Kwan <dougkwan@google.com>
1605
1606 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1607 Initialize USE_SYMBOL_.
1608 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1609 definition.
1610 (Arm_reloc_property::uses_symbol_): New data member declaration.
1611 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1612 uses symbol value and symbol is undefined but not weakly undefined.
1613
4802450a
RÁE		 16142010-06-28 Rafael Espindola <espindola@google.com>
1615
1616 * plugin.cc (Plugin::load): Use dlerror.
1617
e5ca47ba
ILT		 16182010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1619
1620 * symtab.cc (detect_odr_violations): When reporting an ODR
1621 violation, report an object where the symbol is defined.
1622
8a75a161
DK		 16232010-06-25 Doug Kwan <dougkwan@google.com>
1624
1625 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1626 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1627 definition.
1628 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1629 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1630 target hook to detect function points.
1631 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1632 * icf.h (Icf::check_section_for_function_pointers): Change type of
1633 parameter SECTION_NAME to const reference to std::string. Use
1634 target hook to determine if section may have unsafe pointers.
1635 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1636 method definition.
1637
42218b9f
RÁE		 16382010-06-21 Rafael Espindola <espindola@google.com>
1639
1640 * fileread.cc (Input_file::find_fie): New
1641 (Input_file::open): Use Input_file::find_fie.
1642 * fileread.h (Input_file::find_fie): New
1643 * plugin.cc (set_extra_library_path): New.
1644 (Plugin::load): Add set_extra_library_path to the transfer vector.
1645 (Plugin_manager::set_extra_library_path): New.
1646 (Plugin_manager::add_input_file): Use the extra search path if set.
1647 (set_extra_library_path(): New.
1648 * plugin.h (Plugin_manager): Add set_extra_library_path and
1649 extra_search_path_.
1650
a0506cca
CC		 16512010-06-19 Cary Coutant <ccoutant@google.com>
1652
1653 * layout.cc (gdb_sections): Add .debug_types.
1654 (lines_only_debug_sections): Likewise.
1655
6508b958
RÁE		 16562010-06-18 Rafael Espindola <espindola@google.com>
1657
1658 * plugin.cc (add_input_file,add_input_library)
1659 (Plugin_manager::add_input_file): Make filename arguments const.
1660 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1661 const.
1662
3e235302
DK		 16632010-06-16 Doug Kwan <dougkwan@google.com>
1664
1665 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1666 .ARM.attributes section if we have not merged any input
1667 attributes sections.
1668
106e8a6c
DK		 16692010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1670
1671 * arm.cc: Allow combining objects with no EABI version
1672 information.
1673
91ff43fe
RÁE		 16742010-06-15 Rafael Espindola <espindola@google.com>
1675
1676 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1677
68ed838c
ILT		 16782010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1679
1680 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1681 (struct iovec): Correct !HAVE_READV definition.
1682
f3a2388f
CC		 16832010-06-10 Cary Coutant <ccoutant@google.com>
1684
1685 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1686 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1687 reloc sections.
1688 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1689
1690 PR 11683
1691 * symtab.h (Symbol::is_placeholder): New member function.
1692 * target-reloc.h (relocate_section): Check for placeholder symbols.
1693
1694 * testsuite/Makefile.am (plugin_test_8): New test.
1695 (plugin_test_9): New test.
1696 * testsuite/Makefile.in: Regenerate.
1697
e1df38aa
NC		 16982010-06-09 Nick Clifton <nickc@redhat.com>
1699
1700 * yyscript.y (input_list_element): Allow strings prefixed with
1701 the '-' character. Treat these as libraries.
1702 * script.cc (script_add_library): New function. Adds a library
1703 specified by "-l<name>" found in an input script.
1704 * script-c.h: Add prototype for script_add_library.
1705
25bbe950
DK		 17062010-06-07 Doug Kwan <dougkwan@google.com>
1707
1708 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1709 Restrict stub-group size to be within long conditional branch
1710 range when working around cortex-A8 erratum.
1711
0f32ea4c
ILT		 17122010-06-07 Damien Diederen <dd@crosstwine.com>
1713
1714 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1715 #ifdef typo.
1716
8fe2a369
ST		 17172010-06-03 Sriraman Tallam <tmsriram@google.com>
1718
1719 PR gold/11658
1720 * output.cc
1721 (Output_section::Input_section_sort_entry::compare_section_ordering):
1722 Change to return non-zero correctly.
1723 (Output_section::Input_section_sort_section_order_index_compare
1724 ::operator()): Change to fix ambiguity in comparisons.
1725
6e9ba2ca
ST		 17262010-06-01 Sriraman Tallam <tmsriram@google.com>
1727
1728 * gold.h (is_wildcard_string): New function.
1729 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1730 (Layout::layout_eh_frame): Ditto.
1731 (Layout::find_section_order_index): New method.
1732 (Layout::read_layout_from_file): New method.
1733 * layout.h (Layout::find_section_order_index): New method.
1734 (Layout::read_layout_from_file): New method.
1735 (Layout::input_section_position_): New private member.
1736 (Layout::input_section_glob_): New private member.
1737 * main.cc (main): Call read_layout_from_file here.
1738 * options.h (--section-ordering-file): New option.
1739 * output.cc (Output_section::input_section_order_specified_): New
1740 member.
1741 (Output_section::Output_section): Initialize new member.
1742 (Output_section::add_input_section): Add new parameter.
1743 Keep input sections when --section-ordering-file is used.
1744 (Output_section::set_final_data_size): Sort input sections when
1745 section ordering file is specified.
1746 (Output_section::Input_section_sort_entry): Add new parameter.
1747 Check sorting type.
1748 (Output_section::Input_section_sort_entry::compare_section_ordering):
1749 New method.
1750 (Output_section::Input_section_sort_compare::operator()): Change to
1751 consider section_order_index.
1752 (Output_section::Input_section_sort_init_fini_compare::operator()):
1753 Change to consider section_order_index.
1754 (Output_section::Input_section_sort_section_order_index_compare
1755 ::operator()): New method.
1756 (Output_section::sort_attached_input_sections): Change to sort
1757 according to section order when specified.
e1df38aa
NC		 1758 (Output_section::add_input_section<32, true>): Add new parameter.
1759 (Output_section::add_input_section<64, true>): Add new parameter.
1760 (Output_section::add_input_section<32, false>): Add new parameter.
1761 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1762 * output.h (Output_section::add_input_section): Add new parameter.
1763 (Output_section::input_section_order_specified): New
1764 method.
1765 (Output_section::set_input_section_order_specified): New method.
1766 (Input_section::Input_section): Initialize section_order_index_.
1767 (Input_section::section_order_index): New method.
1768 (Input_section::set_section_order_index): New method.
1769 (Input_section::section_order_index_): New member.
1770 (Input_section::Input_section_sort_section_order_index_compare): New
1771 struct.
1772 (Output_section::input_section_order_specified_): New member.
1773 * script-sections.cc (is_wildcard_string): Delete and move modified
1774 method to gold.h.
1775 (Output_section_element_input::Output_section_element_input): Modify
1776 call to is_wildcard_string.
1777 (Output_section_element_input::Input_section_pattern
1778 ::Input_section_pattern): Ditto.
1779 (Output_section_element_input::Output_section_element_input): Ditto.
1780 * testsuite/Makefile.am (final_layout): New test case.
1781 * testsuite/Makefile.in: Regenerate.
1782 * testsuite/final_layout.cc: New file.
1783 * testsuite/final_layout.sh: New file.
1784
3537c84b
RÁE		 17852010-06-01 Rafael Espindola <espindola@google.com>
1786
1787 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1788
105b6afd
RÁE		 17892010-06-01 Rafael Espindola <espindola@google.com>
1790
1791 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1792 visibility of symbols.
1793
29e11421
DK		 17942010-05-27 Doug Kwan <dougkwan@google.com>
1795
1796 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1797 from start of output section instead of address for a local symbol
1798 in a merged or relaxed section when doing a relocatable link.
1799
5e0f337e
RÁE		 18002010-05-26 Rafael Espindola <espindola@google.com>
1801
1802 PR 11604
1803 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1804 adding sections the garbage collector removed.
1805 * gold/testsuite/Makefile.am: Add test.
1806 * gold/testsuite/Makefile.in: Regenerate.
1807 * gold/testsuite/plugin_test_7.sh: New.
1808 * gold/testsuite/plugin_test_7_1.c: New.
1809 * gold/testsuite/plugin_test_7_2.c: New.
1810
f4187277
RÁE		 18112010-05-26 Rafael Espindola <espindola@google.com>
1812
1813 * script-sections.cc (Output_section_definition::set_section_addresses):
1814 Check for --section-start.
1815
5c388529
DK		 18162010-05-26 Doug Kwan <dougkwan@google.com>
1817
1818 * arm.cc (Arm_scan_relocatable_relocs): New class.
1819 (Target_arm::relocate_special_relocatable): New method.
1820 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1821 (Arm_relocate_functions::thumb_branch_common): Same.
1822 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1823 instead of Default_scan_relocatable_relocs.
1824 * target-reloc.h (relocate_for_relocatable): Let target handle
1825 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1826 * target.h (Sized_target::relocate_special_relocatable): New method.
1827
bca1c3ae
ILT		 18282010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1829
1830 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1831
0439c796
DK		 18322010-05-23 Doug Kwan <dougkwan@google.com>
1833
1834 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1835 instead of a cast.
1836 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1837 with a direct branch, not a conditional branch, to a stub.
1838 * merge.cc (Output_merge_base::record_input_section): New method
1839 defintion.
1840 (Output_merge_data::do_add_input_section): Record input section if
1841 keeps-input-sections flag is set.
1842 (Output_merge_string::do_add_input_section): Ditto.
1843 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1844 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1845 INPUT_SECTIONS_.
1846 (Output_merge_base::keeps_input_sections,
1847 Output_merge_base::set_keeps_input_sections,
1848 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1849 method definitions.
1850 (Output_merge_base::Input_sections): New type declaration.
1851 (Output_merge_base::input_sections_begin,
1852 Output_merge_base::input_sections_end,
1853 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1854 (Output_merge_base::bool keeps_input_sections_,
1855 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1856 Output_merge_base::input_sections_): New data members.
1857 (Output_merge_data::do_set_keeps_input_sections): New method
1858 defintion.
1859 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1860 * output.cc (Output_section::Input_section::relobj): Move method
1861 defintion from class declaration to here and handle merge sections.
1862 (Output_section::Input_section::shndx): Ditto.
1863 (Output_section::Output_section): Remove initializations of removed
1864 data members and initialize new data member LOOKUP_MAPS_.
1865 (Output_section::add_input_section): Set keeps-input-sections flag
1866 for a newly created merge output section as appropriate. Adjust code
1867 to use Output_section_lookup_maps class.
1868 (Output_section::add_relaxed_input_section): Adjst code for lookup
1869 maps code refactoring.
1870 (Output_section::add_merge_input_section): Add a new parameter
1871 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1872 class. If adding input section to a newly created merge output
1873 section fails, remove the new merge section.
1874 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1875 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1876 (Output_section::find_merge_section): Ditto.
1877 (Output_section::build_lookup_maps): New method defintion.
1878 (Output_section::find_relaxed_input_section): Adjust code to use
1879 Output_section_lookup_maps class.
1880 (Output_section::get_input_sections): Export merge sections. Adjust
1881 code to use Output_section_lookup_maps class.
1882 (Output_section:::add_script_input_section): Adjust code to use
1883 Output_section_lookup_maps class. Update lookup maps for merge
1884 sections also.
1885 (Output_section::discard_states): Use Output_section_lookup_maps.
1886 (Output_section::restore_states): Same.
1887 * output.h (Merge_section_properties): Move class defintion out of
1888 Output_section.
1889 (Output_section_lookup_maps): New class.
1890 (Output_section::Input_section::is_merge_section): New method
1891 defintion.
1892 (Output_section::Input_section::relobj): Move defintion out of class
1893 defintion. Declare method only.
1894 (Output_section::Input_section::shndx): Ditto.
1895 (Output_section::Input_section::output_merge_base): New method defintion.
1896 (Output_section::Input_section::u2_.pomb): New union field.
1897 (Output_section::Merge_section_by_properties_map,
1898 Output_section::Output_section_data_by_input_section_map,
1899 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1900 Remove types.
1901 (Output_section::add_merge_input_section): Add new parameter
1902 KEEPS_INPUT_SECTIONS.
1903 (Output_section::build_lookup_maps): New method declaration.
1904 (Output_section::merge_section_map_,
1905 Output_section::merge_section_by_properties_map_,
1906 Output_section::relaxed_input_section_map_,
1907 Output_section::is_relaxed_input_section_map_valid_): Remove data
1908 members.
1909 (Output_section::lookup_maps_): New data member.
1910
76295588
L		 19112010-05-21 Doug Kwan <dougkwan@google.com>
1912
1913 PR gold/11619
1914 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1915 avoid a compilation error.
1916
d103a984
RÁE		 19172010-05-19 Rafael Espindola <espindola@google.com>
1918
1919 * script-sections.cc (Output_section_definition::allocate_to_segment):
1920 Update the phdrs_list even when the output section is NULL.
1921 * testsuite/Makefile.am: Add test.
1922 * testsuite/Makefile.in: Regenerate.
1923 * testsuite/script_test_9.cc: New.
1924 * testsuite/script_test_9.sh: New.
1925 * testsuite/script_test_9.t: New.
1926
6625d24e
DK		 19272010-05-19 Doug Kwan <dougkwan@google.com>
1928
1929 * arm.cc (Arm_input_section::original_size): New method.
1930 (Arm_input_section::do_addralign): Add a cast.
1931 (Arm_input_section::do_output_offset): Remove static cast.
1932 (Arm_input_section::original_addralign,
1933 Arm_input_section::original_size_): Change type to uint32_t.
1934 (Arm_input_section::init): Add safe casts for section alignment
1935 and size.
1936 (Arm_input_section::set_final_data_size): Do not set address and
1937 offset of stub table.
1938 (Arm_output_section::fix_exidx_coverage): Change use of of
1939 Output_section::Simple_input_section to that of
1940 Output_section::Input_section.
1941 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1942 except for the first pass.
1943 * output.cc (Output_section::get_input_sections): Change type of
1944 input_sections to std::list<Input_section>.
1945 (Output_section::add_script_input_section): Rename from
1946 Output_section::add_simple_input_section. Change type of SIS
1947 parameter from Simple_input_section to Input_section.
1948 * output.h (Output_section::Simple_input_section): Remove class.
1949 (Output_section::Input_section): Change class visibility to public.
1950 (Output_section::Input_section::addralign): Use stored alignments
1951 for special input sections if set.
1952 (Output_section::Input_section::set_addralign): New method.
1953 (Output_section::get_input_sections): Change parameter type from
1954 list of Simple_input_section to list of Input_section.
1955 (Output_section::add_script_input_section): Rename from
1956 Output_section::add_simple_input_section. Change first parameter's
1957 type from Simple_input_section to Input_section and remove the
1958 second and third parameters.
1959 * script-sections.cc (Input_section::Input_section_list): Change
1960 type to list of Output_section::Input_section/
1961 (Input_section_info::Input_section_info): Change parameter type of
1962 INPUT_SECTION to Output_section::Input_section.
1963 (Input_section_info::input_section): Change return type.
1964 (Input_section_info::input_section_): Change type to
1965 Output_section::Input_section.
1966 (Output_section_element_input::set_section_addresses): Adjust code
1967 to use Output_section::Input_section instead of
1968 Output_section::Simple_input_section. Adjust code for renaming
1969 of Output_section::add_simple_input_section.
1970 (Orphan_output_section::set_section_addresses): Ditto.
1971
e1e82ea4
RW		 19722010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1973
1974 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1975 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1976
91e75c8a
RÁE		 19772010-05-18 Rafael Espindola <espindola@google.com>
1978
1979 * options.cc (General_options::finalize): Handle -nostdlib.
1980 * options.h (nostdlib): New option.
1981 * script.cc (script_add_search_dir): Handle -nostdlib.
1982
da59ad79
DK		 19832010-05-12 Doug Kwan <dougkwan@google.com>
1984
1985 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1986 attributes section only if there no attributes section after merging.
1987 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1988 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1989 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1990 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1991 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1992 and arm_attr_merge_7.stdout.
1993 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1994 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1995 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1996 arm_attr_merge_7b.o): New rules.
1997 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1998 arm_attr_merge_7
1999 * testsuite/Makefile.in: Regenerate.
2000 * testsuite/arm_attr_merge.sh: New file.
2001 * testsuite/arm_attr_merge_[67][ab].s: Same.
2002
3e01a7fd
NC		 20032010-05-05 Nick Clifton <nickc@redhat.com>
2004
2005 * po/es.po: Updated Spanish translation.
2006
7ad2014a
L		 20072010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2008
2009 * Makefile.am (install-exec-local): Properly install gold as
2010 default cross linker.
2011 * Makefile.in: Regenerated.
2012
4fda8867
NC		 20132010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2014 Nick Clifton <nickc@redhat.com>
2015
2016 * configure.ac (install_as_default): Define and set to false
2017 unless --enable-gold or --enable-gold=both/gold has been
2018 specified.
2019 * configure: Regenerate.
2020
2021 * Makefile.am (install-exec-local): Install the executable as
2022 'ld.gold'. If install_as_default is true then also install it as
2023 'ld'.
2024 * Makefile.in: Regenerated.
2025
bd288ea2
ILT		 20262010-04-24 Ian Lance Taylor <iant@google.com>
2027
2028 * layout.cc (Layout::layout_reloc): In relocatable link don't
2029 combine reloc sections for grouped sections.
2030
ef38fd8a
ST		 20312010-04-23 Sriraman Tallam <tmsriram@google.com>
2032
2033 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2034 sections that are not ordinary to icf.
2035 * icf.cc (get_section_contents): Handle relocation pointing to section
2036 with no object or shndx information.
2037 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2038 * testsuite/Makefile.in: Regenerate.
2039 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2040 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2041
f6973bdc
ILT		 20422010-04-22 Ian Lance Taylor <iant@google.com>
2043
2044 * expression.cc (Expression::Expression_eval_info): Add
2045 result_alignment_pointer field.
2046 (Expression::eval_with_dot): Add result_alignment_pointer
2047 parameter. Change all callers.
2048 (Expression::eval_maybe_dot): Likewise.
2049 (class Binary_expression): Add alignment_pointer parameter to
2050 left_value and right_value. Change all callers.
2051 (BINARY_EXPRESSION): Set result alignment.
2052 (class Trinary_expression): Add alignment_pointer parameter to
2053 arg2_value and arg3_value. Change all callers.
2054 (Trinary_cond::value): Set result alignment.
2055 (Max_expression::value, Min_expression::value): Likewise.
2056 (Align_expression::value): Likewise.
2057 * script-sections.cc (class Sections_element): Add dot_alignment
2058 parameter to set_section_addresses virtual function. Update
2059 instantiations.
2060 (class Output_section_element): Likewise.
2061 (Script_sections::create_segments): Add dot_alignment parameter.
2062 Change all callers.
2063 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2064 (Script_sections::set_phdrs_clause_addresses): Likewise.
2065 * script-sections.h: Update declarations.
2066 * script.h: Update declarations.
2067 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2068 min_p_align.
2069 * testsuite/script_test_3.t: Set large alignment.
2070 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2071 segment has expected alignment.
2072
9c9c98a5
NC		 20732010-04-22 Nick Clifton <nickc@redhat.com>
2074
2075 * po/gold.pot: Updated by the Translation project.
2076 * po/vi.po: Updated Vietnamese translation.
2077
2253bfba
L		 20782010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2079
2080 * testsuite/Makefile.am (check_PROGRAMS): Add
2081 icf_virtual_function_folding_test.
2082 * testsuite/Makefile.in: Regenerated.
2083
85fdf906
AH		 20842010-04-15 Andrew Haley <aph@redhat.com>
2085
2086 * options.h (merge_exidx_entries): New option.
2087 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2088 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2089 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2090 (Target_arm::merge_exidx_entries): New function.
2091 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2092 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2093 to Arm_exidx_fixup constructor.
2094 Add new arg, merge_exidx_entries.
2095 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2096 Arm_output_section::fix_exidx_coverage.
2097
ce97fa81
ST		 20982010-04-18 Sriraman Tallam <tmsriram@google.com>
2099
2100 * icf.cc (get_section_contents): Check for preemptible functions.
2101 Ignore addend when appropriate.
2102 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2103 section folded.
2104 (add_from_relobj): Check for section folded.
2105 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2106 * symtab.h (should_add_dynsym_entry): Add new parameter.
2107 * target-reloc.h (scan_relocs): Check for section folded.
2108 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2109 Check reloc types for function pointers in shared objects.
2110 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2111 case.
2112 (icf_preemptible_functions_test): New test case.
2113 (icf_string_merge_test): New test case.
2114 * testsuite.Makefile.in: Regenerate.
2115 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2116 bar_glob. Refactor code.
2117 * testsuite/icf_preemptible_functions_test.cc: New file.
2118 * testsuite/icf_preemptible_functions_test.sh: New file.
2119 * testsuite/icf_string_merge_test.cc: New file.
2120 * testsuite/icf_string_merge_test.sh: New file.
2121 * testsuite/icf_virtual_function_folding_test.cc: New file.
2122 * testsuite/icf_virtual_function_folding_test.sh: New file.
2123
04ceb17c
DK		 21242010-04-14 Doug Kwan <dougkwan@google.com>
2125
2126 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2127 for local symbol recounting if we remove a section due to ICF.
2128 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2129 there are no regular objects in input.
2130
153e7da4
DK		 21312010-04-13 Doug Kwan <dougkwan@google.com>
2132
2133 * arm.cc (Arm_input_section::set_final_data_size): Compute
2134 accurate final data size instead of using current data size.
2135
4dbd9faf
DK		 21362010-04-09 Doug Kwan <dougkwan@google.com>
2137
2138 * layout.cc (Layout::choose_output_section): Handle script section
2139 types.
2140 (Layout::make_output_section_for_script): Add section type parameter.
2141 Handle script section types.
2142 * layout.h (Layout::make_output_section_for_script): Add section
2143 type parameter.
2144 * output.cc (Output_section::Output_section): Initialize data member
2145 is_noload_.
2146 (Output_section::do_reset_address_and_file_offset): Do not set address
2147 to 0 if section is a NOLOAD section.
2148 * output.h (Output_section::is_noload): New method.
2149 (Output_section::set_is_noload): Ditto.
2150 (Output_section::is_noload_): New data member.
2151 * script-c.h (Script_section_type): New enum type.
2152 (struct Parser_output_section_header): Add new file section_type.
2153 * script-sections.cc (Sections_element::output_section_name): Add
2154 parameter for returning script section type.
2155 (Output_section_definition::output_section_name): Ditto.
2156 (Output_section_definition::section_type)P; New method.
2157 (Output_section_definiton::script_section_type_name): Ditto.
2158 (Output_section_definition::script_section_type_): New data member.
2159 (Output_section_definition::Output_section_definition): Initialize
2160 data member Output_section_definition::script_section_type_.
2161 (Output_section_definition::create_sections): Pass script section type
2162 to Layout::make_output_section_for_script.
2163 (Output_section_definition::output_section_name): Return script
2164 section type to caller.
2165 (Output_section_definition::set_section_address): Do not advance
2166 dot value and load address if section type is NOLOAD. Set address
2167 of NOLOAD sections regardless of section flags.
2168 (Output_section_definition::print): Print section type if it is
2169 not SCRIPT_SECTION_TYPE_NONE.
2170 (Output_section_definition::section_type): New method.
2171 (Output_section_definition::script_section_type_name): Ditto.
2172 (Script_sections::output_section_name): Add new parameter
2173 PSECTION_TYPE for returning script section type. Pass it to
2174 section elements. Handle discard sections.
2175 (Sort_output_sections::operator()): Handle NOLOAD sections.
2176 * script-sections.h (Script_sections::Section_type): New enum type.
2177 (Script_sections::output_section_name): Add a new parameter for
2178 returning script section type.
2179 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2180 INFO and NOLOAD.
2181 * yyscript.y (union): Add new field SECTION_TYPE.
2182 (COPY, DSECT, INFO, NOLOAD): New tokens.
2183 (opt_address_and_section_type): Change type to output_section_header.
2184 (section_type): New non-terminal
2185 (section_header): Handle section type.
2253bfba 2186 (opt_address_and_section_type): Return section type value.
4dbd9faf 2187
721ea635
L		 21882010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2189
2190 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2191 * testsuite/plugin_common_test_2.c (foo): Likewise.
2192
6bf924b0
DK		 21932010-04-08 Doug Kwan <dougkwan@google.com>
2194
2195 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2196 Output_merge_data.
2197 * output.cc (Output_section::add_merge_input_section): Simplify
2198 code and return status of Output_merge_base::add_input_section.
e1df38aa 2199 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2200 returns true.
2201
24af6f92
DK		 22022010-04-07 Doug Kwan <dougkwan@google.com>
2203
2204 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2205 if section is marked as containing instructions but has no mapping
2206 symbols.
2207 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2208 correct section index.
2209 (Arm_relobj::find_linked_text_section): Ditto.
2210
00698fc5
CC		 22112010-04-07 Cary Coutant <ccoutant@google.com>
2212
2213 * archive.cc (include_member): Destroy Read_symbols_data object before
2214 releasing file.
2215 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2216 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2217 (Read_symbols_data::~Read_symbols_data) New destructor.
2218 (Section_relocs::Section_relocs) New constructor.
2219 (Section_relocs::~Section_relocs) New destructor.
2220 (Read_relocs_data::Read_relocs_data) New constructor.
2221 (Read_relocs_data::~Read_relocs_data) New destructor.
2222 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2223 pointers to NULL after deleting.
2224
7296d933
DK		 22252010-04-07 Doug Kwan <dougkwan@google.com>
2226
2227 * arm.cc: Replace "endianity" with "endianness" in comments.
2228 (Arm_exidx_cantunwind): Ditto.
2229 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2230 (Arm_relobj::merge_flags_and_attributes): New method.
2231 (Arm_relobj::merge_flags_and_attributes_): New data member.
2232 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2233 (Arm_relobj::scan_sections_for_stubs): Ditto.
2234 (Arm_relobj::do_read_symbols): Check to see if we really want to
2235 merge processor-specific flags and attributes. Exit early if
2236 an object is empty except for section names and the undefined symbol.
2237 (Target_arm::do_finalize_sections): Move check for ELF format to
2238 Arm_relobj::do_read_symbols. Merge processor specific flags and
2239 attributes from a regular object only when we have determined that
2240 it is aapropriate. Do not create an .ARM.attributes section in
2241 output if there is no regular input object.
2242 (Target_arm::merge_processor_specific_flags): Check
2243 --warn-mismatch before printing any error.
2244 (Target_arm::merge_object_attributes): Ditto.
2245 * gold.cc (queue_middle_tasks): Handle the case in which there is
2246 no regular object in input.
2247 * options.cc (General_options::parse_EB): New method.
2248 (General_options::parse_EL): Same.
2249 (General_options::General_options): Initialize endianness_.
2250 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2251 New options.
2252 (General_options::Endianness): New enum.
2253 (General_options::endianness): New method.
2254 (General_options::endianness_): New data member.
2255 * parameters.cc (Parameters::set_options): Check target endianness.
2256 (Parameters::set_target_once): Ditto.
2257 (Parameters::check_target_endianness): New method.
2258 (parameters_force_valid_target): If either -EL or -EB is specified,
2259 use it to define endianness of default target.
2260 * parameters.h (Parameters::check_target_endianness): New method
2261 declaration.
2262 * target.h (class Target): Change "endianity" to "endianness"
2263 in comments.
2264
efc8d4f2
RW		 22652010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2266
2267 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2268 * configure: Regenerate.
2269 * Makefile.in: Regenerate.
2270 * testsuite/Makefile.in: Regenerate.
2271
be234d88
CC		 22722010-04-06 Cary Coutant <ccoutant@google.com>
2273
2274 gcc PR lto/42757
2275 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2276 prevailing definitions of common symbols.
2277 * testsuite/plugin_test_6.sh: New test case.
2278 * testsuite/plugin_common_test_1.c: New test case.
2279 * testsuite/plugin_common_test_2.c: New test case.
2280 * testsuite/Makefile.am (plugin_test_6): New test case.
2281 * testsuite/Makefile.in: Regenerate.
2282
bd32c6bd
NC		 22832010-04-06 Nick Clifton <nickc@redhat.com>
2284
2285 * po/vi.po: New Vietnamese translation.
2286
323c532f
DK		 22872010-03-30 Doug Kwan <dougkwan@google.com>
2288
2289 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2290
4fcd97eb
DK		 22912010-03-25 Doug Kwan <dougkwan@google.com>
2292
2293 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2294 to avoid a conversion warning on a 32-bit host.
2295
4ebf39db
ILT		 22962010-03-24 Ian Lance Taylor <iant@google.com>
2297
2298 * testsuite/script_test_3.t: Add a TLS segment.
2299 * testsuite/Makefile.am (check_PROGRAMS): Add
2300 tls_phdrs_script_test.
2301 (tls_phdrs_script_test_SOURCES): Define.
2302 (tls_phdrs_script_test_DEPENDENCIES): Define.
2303 (tls_phdrs_script_test_LDFLAGS): Define.
2304 (tls_phdrs_script_test_LDADD): Define.
2305 * testsuite/Makefile.in: Rebuild.
2306
4a599bdd
CC		 23072010-03-23 Cary Coutant <ccoutant@google.com>
2308
2309 * fileread.cc (find_or_make_view): Fix comment.
2310
6c93b22c
ILT		 23112010-03-23 Ian Lance Taylor <iant@google.com>
2312
2313 * script-sections.cc (class Orphan_section_placement): Define
2314 PLACE_TLS and PLACE_TLS_BSS.
2315 (Orphan_section_placement::Orphan_section_placement): Initialize
2316 new places.
2317 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2318 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2319 (tls_script_test_SOURCES): Define.
2320 (tls_script_test_DEPENDENCIES): Define.
2321 (tls_script_test_LDFLAGS): Define.
2322 (tls_script_test_LDADD): Define.
2323 * testsuite/Makefile.in: Rebuild.
2324
a2c7281b
DK		 23252010-03-22 Doug Kwan <dougkwan@google.com>
2326
2327 * arm.cc (Arm_relocate_functions::abs8,
2328 Arm_relocate_functions::abs16): Use correct check for overflow
2329 specified in the ARM ELF specs.
2330 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2331 target of a BLX instruction specially.
2332 (Reloc_stub::stub_type_for_reloc): Ditto.
2333 (Relocate::relocate): Use symbolic names instead of numeric relocation
2334 codes to report error.
2335 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2336 workaround.
2337 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2338 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2339 thumb2_blx_out_of_range.stdout
2340 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2341 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2342 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2343 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2344 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2345 thumb2_blx_in_range, thumb2_blx_in_range.o,
2346 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2347 thumb2_blx_out_of_range.o): New rules.
2348 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2349 thumb2_blx_in_range and thumb2_blx_out_of_range.
2350 * testsuite/Makefile.in: Regenerate.
2351 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2352 * testsuite/thumb_blx_in_range.s: New file.
2353 * testsuite/thumb_blx_out_of_range.s: New file.
2354
b0193076
RÁE		 23552010-03-22 Rafael Espindola <espindola@google.com>
2356
2357 * archive.cc (Should_include): Move to archive.h.
2358 (should_include_member): Make it a member of Archive.
2359 (Lib_group): New.
2360 (Add_lib_group_symbols): New.
2361 * archive.h: Include options.h.
2362 (Archive_member): Moved from Archive.
2363 (Should_include): Moved from archive.cc.
2364 (Lib_group): New.
2365 (Add_lib_group_symbols): New.
2366 * dynobj.cc (do_should_include_member): New.
2367 * dynobj.h (do_should_include_member): New.
2368 * gold.cc (queue_initial_tasks): Update call to queue.
2369 * main.cc (main): Print lib group stats.
2370 * object.cc (do_should_include_member): New.
2371 * object.h: Include archive.h.
2372 (Object::should_include_member): New.
2373 (Object::do_should_include_member): New.
2374 (Sized_relobj::do_should_include_member): New.
2375 * options.cc (General_options::parse_start_lib): New.
2376 (General_options::parse_end_lib): New.
2377 (Input_arguments::add_file): Handle lib groups.
2378 (Input_arguments::start_group): Check we are not in a lib.
2379 (Input_arguments::start_lib): New.
2380 (Input_arguments::end_lib): New.
2381 * options.h (General_options): Add start_lib and end_lib.
2382 (Input_argument::lib_): New.
2383 (Input_argument::lib): New.
2384 (Input_argument::is_lib): New.
2385 (Input_file_lib): New.
2386 (Input_arguments::in_lib_): New.
2387 (Input_arguments::in_lib): New.
2388 (Input_arguments::start_lib): New.
2389 (Input_arguments::end_lib_): New.
2390 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2391 in unused members as preempted.
2392 (Sized_pluginobj::do_should_include_member): New.
2393 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2394 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2395 return the blocker.
2396 (Read_symbols::do_whole_lib_group): New.
2397 (Read_symbols::do_lib_group): New.
2398 (Read_symbols::do_read_symbols): Handle lib groups.
2399 (Read_symbols::get_name): Handle lib groups.
2400 * readsyms.h (Read_symbols): Add an archive member pointer.
2401 (Read_symbols::do_whole_lib_group): New.
2402 (Read_symbols::do_lib_group): New.
2403 (Read_symbols::member_): New.
2404 * script.cc (read_input_script): Update call to queue_soon.
2405
d099120c
DK		 24062010-03-19 Doug Kwan <dougkwan@google.com>
2407
2408 * arm.cc (Stub_table::Stub_table): Initialize new data members
2409 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2410 (Stub_table::add_reloc_stub): Assign stub offset and update
2411 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2412 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2413 New data members.
2414 (Stub_table::update_data_size_and_addralign): Use
2415 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2416 instead of going over all reloc stubs.
2417 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2418 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2419 Stringpool_template::offset_ to size of Stringpool_char.
2420 (Stringpool_template::new_key_offset): Remove code to initialize
2421 Stringpool_template::offset_.
2422 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2423 Stringpool_template::offset_ to zero.
2424
1aa37384
DK		 24252010-03-15 Doug Kwan <dougkwan@google.com>
2426
2427 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2428 offset_.
2429 (Stringpool_template::new_key_offset): New method.
2430 (Stringpool_template::add_string): Assign offsets when adding new
2431 strings.
2432 (Stringpool_template::set_string_offsets): Do not set string offsets
2433 when not optimizing.
2434 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2435 member size_.
2436 (Chunked_vector::clear): Clear size_.
2437 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2438 (Chunked_vector::size): Return size_.
2439 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2440 (Chunked_vector::size_): New data member.
1aa37384
DK		 2441 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2442 (Stringpool_template::new_key_offset): New method declaration.
2443 (Stringpool_template::offset_): New data member.
2444
b672b057
RÁE		 24452010-03-15 Rafael Espindola <espindola@google.com>
2446
2447 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2448 Add_symbols' constructor.
2449 * readsyms.h (Add_symbols): Remove the input_group member.
2450
b6848d3c
ILT		 24512010-03-10 Ian Lance Taylor <iant@google.com>
2452
2453 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2454 target to ask whether a reference to a symbol requires a stack
2455 split.
2456 * target.h (Target::is_call_to_non_split): New function.
2457 (Target::do_is_call_to_non_split): Declare virtual function.
2458 * target.cc: Include "symtab.h".
2459 (Target::do_is_call_to_non_split): New function.
2460 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2461
a2a5469e
CC		 24622010-03-10 Cary Coutant <ccoutant@google.com>
2463
2464 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2465 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2466 (File_read::open[2]): Add whole_file_view_ to list of views.
2467 (File_read::make_view): Remove test of whole_file_view_.
2468 (File_read::find_or_make_view): Create whole_file_view_ if
2469 necessary.
2470 (File_read::clear_views): Replace bool parameter with enum;
2471 adjust all callers. Don't delete views with permanent data;
2472 do delete cached views and views from archives if
2473 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2474 if clearing the corresponding view.
2475 * fileread.h (File_read::Clear_views_mode): New enum.
2476 (File_read::View::is_permanent_view): New method.
2477 (File_read::clear_views): Replace bool parameter
2478 with enum; adjust all callers.
2479 * options.h (General_options): Change keep_files_mapped option;
2480 add map_whole_files.
2481 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2482 releasing the file.
2483 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2484 the file.
2485
8861f32b
DM		 24862010-03-10 David S. Miller <davem@davemloft.net>
2487
2488 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2489
d62d0f5f
ST		 24902010-03-09 Sriraman Tallam <tmsriram@google.com>
2491
2492 * icf.cc (get_section_contents): Add '@' marker after processing the
2493 merge reloc.
2494
9177756d
DK		 24952010-03-08 Doug Kwan <dougkwan@google.com>
2496
2497 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2498 due to a conversion warning.
2499 (Arm_relobj::update_output_local_symbol_count): Check for local
2500 symbol with unset output index.
2501
9e9e071b
ILT		 25022010-03-05 Ian Lance Taylor <iant@google.com>
2503
2504 * options.h (class General_options): Add --spare-dynamic-tags.
2505 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2506 --spare-dynamic-tags.
2507
a81ee015
ILT		 25082010-03-05 Ian Lance Taylor <iant@google.com>
2509
2510 * incremental.cc: Include "libiberty.h".
2511
44ec90b9
RO		 25122010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2513
2514 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2515 function, is_info_ member.
2516 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2517 (Versions::Versions): Update caller.
2518 (Versions::define_base_version): Likewise.
2519 (Versions::add_def): Likewise.
2520
0897ed3b
ST		 25212010-03-03 Sriraman Tallam <tmsriram@google.com>
2522
2523 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2524 (Scan::possible_function_pointer_reloc): New function.
2525 (Scan::local_reloc_may_be_function_pointer): Change to call
2526 possible_function_pointer_reloc.
2527 (Scan::global_reloc_may_be_function_pointer): Ditto.
2528 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2529 relocations in ".data.rel.ro._ZTV" section.
2530 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2531 * testsuite/icf_safe_so_test.cc: Ditto.
2532 * testsuite/icf_safe_test.cc: Ditto.
2533 * testsuite/icf_safe_test.sh: Ditto.
2534
d3bbad62
ILT		 25352010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2536 Ian Lance Taylor <iant@google.com>
2537
2538 * target-reloc.h (relocate_section): Check the symbol table index
2539 for -1U before setting the local symbol index.
2540 (scan_relocatable_relocs): If copying the relocation, record that
2541 the local symbol is required.
2542 * object.h (Symbol_value::is_output_symtab_index_set): New
2543 function.
2544 (Symbol_value::may_be_discarded_from_output_symtab): New
2545 function.
2546 (Symbol_value::has_output_symtab_entry): New function.
2547 (Symbol_value::needs_output_symtab_entry): Remove.
2548 (Symbol_value::output_symtab_index): Make sure the symbol index is
2549 set.
2550 (Symbol_value::set_output_symtab_index): Make sure the symbol
2551 index is not set. Make sure the new index is valid.
2552 (Symbol_value::set_must_have_output_symtab_entry): New function.
2553 (Symbol_value::has_output_dynsym_entry): New function.
2554 (Symbol_value::set_output_dynsym_index): Make sure the new index
2555 is valid.
2556 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2557 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2558 local symbol if permitted.
2559 (Sized_relobj::do_finalize_local_symbols): Call
2560 is_output_symtab_index_set rather than needs_output_symtab_entry.
2561 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2562 rather than needs_output_symtab_entry. Call
2563 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2564 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2565 is_output_symtab_index_set rather than needs_output_symtab_entry.
2566 * testsuite/discard_locals_relocatable_test.c: New file.
2567 * testsuite/discard_locals_test.sh: Test -r.
2568 * testsuite/Makefile.am (check_DATA): Add
2569 discard_locals_relocatable_test1.syms,
2570 discard_local_relocatable_test2.syms.
2571 (MOSTLYCLEANFILES): Likewise. Also add
2572 discard_locals_relocatable_test1.lout and
2573 discard_locals_relocatable_test2.out.
2574 (discard_locals_relocatable_test1.syms): New target.
2575 (discard_locals_relocatable_test.o): New target.
2576 (discard_locals_relocatable_test1.out): New target.
2577 (discard_locals_relocatable_test2.syms): New target.
2578 (discard_locals_relocatable_test2.out): New target.
2579 (various): Add missing ../ld-new dependencies.
2580 * testsuite/Makefile.in: Rebuild.
2581
7e8ccf26
NC		 25822010-03-03 Nick Clifton <nickc@redhat.com>
2583
2584 * po/fi.po: New Finnish translation.
2585
2a0ff005
DK		 25862010-03-01 Doug Kwan <dougkwan@google.com>
2587
2588 * layout.cc (Layout::Layout): Force section types of .init_array*,
2589 .preinit_array* and .fini_array* sections.
2590 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2591 Fix check of return value of std::string::find.().
2592 (Output_section::Input_section_sort_compare::operator()): Remove
2593 comment about .init_array.
2594 (Output_section::Input_section_sort_init_fini_compare::operator()):
2595 New method.
2596 (Output_section::sort_attached_input_sections): Handle .init_array
2597 and .fini_array specially.
2598 * output.h (Output_section::Inut_section_sort_compare): Update
2599 comment.
2600 (Output_section::Input_section_sort_init_fini_compare): New struct.
2601
c3e4ae29
DK		 26022010-02-26 Doug Kwan <dougkwan@google.com>
2603
2604 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2605 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2606 * testsuite/debug_msg.sh: Avoid matching source line number for
2607 use of global variable undef_int.
2608
2fd9ae7a
DK		 26092010-02-26 Doug Kwan <dougkwan@google.com>
2610
2611 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2612 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2613 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2614 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2615 * options.cc (General_options::General_options): Initialize member
2616 fix_v4bx_.
2617 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2618 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2619 and rm_no_fix_v4bx.stdout
2620 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2621 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2622 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2623 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2624 and arm_no_fix_v4bx.
2625 * Makefile.in: Regenerate.
2626 * testsuite/arm_fix_v4bx.s: New file.
2627 * testsuite/arm_fix_v4bx.sh: Ditto.
2628
67ec7d0b
DK		 26292010-02-24 Doug Kwan <dougkwan@google.com>
2630
2631 * arm.cc (Target_arm::got_section): Make the .got section the first
2632 non RELRO section in the data segment.
2633 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2634 suffixes of section names.
2635
10165461
DK		 26362010-02-24 Doug Kwan <dougkwan@google.com>
2637
2638 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2639 flags and attributes merging if an input file is a binary file.
2640 * fileread.cc (Input_file::open): Record format of original file.
2641 * fileread.h (Input_file::Format): New enum type.
2642 (Input_file::Input_file): Initialize data member format_.
2643 (Input_file::format): New method definition.
2644 (Input_file::format_):: New data member.
2645
4a54abbb
DK		 26462010-02-24 Doug Kwan <dougkwan@google.com>
2647
2648 * arm.cc (Arm_output_data_got): New class.
2649 (ARM_TCB_SIZE): New constant
2650 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2651 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2652 If user uses a script with a SECTIONS clause, issue only a warning
2653 for a misplaced EXIDX input section. Otherwise, issue an error.
2654 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2655 garbage collection.
2656 (Target_arm::got_mode_index_entry): Handle static linking.
2657 (Target_arm::Scan::local): Ditto.
2658 (Target_arm::Scan::global): Ditto.
2659 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2660 all incorrectly implemented relocations.
e1df38aa 2661 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2662 Arm_output_section::fix_exidx_coverage.
2663 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2664 from ".ARM.exidx." and ".ARM.extab.".
2665
ca419a6f
ILT		 26662010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2667
2668 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2669 section if it does not already exist.
2670 * attributes.cc (Attributes_section_data::Attributes_section_data):
2671 Don't crash if size is zero.
2672
135b9c78
ILT		 26732010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2674 Ian Lance Taylor <iant@google.com>
2675
2676 * gold.cc (queue_middle_tasks): If no input files were opened,
2677 exit.
2678 * workqueue.h (Task_function::Task_function): Assert that there is
2679 a blocker.
2680
bb0bfe4f
DK		 26812010-02-22 Doug Kwan <dougkwan@google.com>
2682
2683 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2684 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2685 types to avoid warnings due to different uint64_t implementations
2686 on different hosts.
2687
2a2b6d42
DK		 26882010-02-21 Doug Kwan <dougkwan@google.com>
2689
2690 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2691 handling of the maximum backward branch offset.
2692 (Arm_relocate_functions::thumb_branch_common): Ditto.
2693 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2694 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2695 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2696 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2697 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2698 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2699 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2700 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2701 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2702 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2703 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2704 thumb2_bl_out_of_range.o): New rules.
2705 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2706 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2707 thumb2_bl_out_of_range
2708 * testsuite/Makefile.in: Regenerate.
2709 * testsuite/arm_bl_in_range.s: New file.
2710 * testsuite/arm_bl_out_of_range.s: Ditto.
2711 * testsuite/arm_branch_in_range.sh: Ditto.
2712 * testsuite/arm_branch_range.t: Ditto.
2713 * testsuite/thumb2_branch_range.t: Ditto.
2714 * testsuite/thumb_bl_in_range.s: Ditto.
2715 * testsuite/thumb_bl_out_of_range.s: Ditto.
2716 * testsuite/thumb_branch_range.t: Ditto.
2717
b487ad64
ST		 27182010-02-20 Sriraman Tallam <tmsriram@google.com>
2719
2720 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2721 Add reloc offset information.
2722 * icf.cc (get_section_contents): Change iterators to point to the new
2723 vectors. Add reloc offset information to the contents.
2724 * icf.h (Icf::Sections_reachable_info): New typedef.
2725 (Icf::Sections_reachable_list): New typedef.
2726 (Icf::Offset_info): New typedef.
2727 (Icf::Reloc_info): New struct typedef.
2728 (Icf::Reloc_info_list): New typedef.
2729 (Icf::symbol_reloc_list): Delete method.
2730 (Icf::addend_reloc_list): Delete method.
2731 (Icf::section_reloc_list): Delete method.
2732 (Icf::reloc_info_list): New method.
2733 (Icf::reloc_info_list_): New member.
2734
f96accdf
DK		 27352010-02-19 Doug Kwan <dougkwan@google.com>
2736
2737 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2738 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2739 * arm.cc (Arm_relocation_functions): New forward declaration.
2740 (Target_arm::Target_arm): Initialize new data members
2741 got_mod_index_offset_ and tls_base_symbol_defined_.
2742 (Target_arm::Relocate::relocate_tls): New method.
2743 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2744 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2745 New methods.
2746 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2747 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2748 (Target_arm::got_mod_index_offset_,
2749 Target_arm::tls_base_symbol_defined_): New data members.
2750 (Target_arm::Scan::local, Target::Scan::global,
2751 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2752 relocations.
2753
c8761b9a
DK		 27542010-02-18 Doug Kwan <dougkwan@google.com>
2755
2756 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2757 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2758 text section as a parameter becuase some broken tools may not set
2759 the link in section header.
2760 (Target_arm::has_got_section): New method.
2761 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2762 without any mapping symbol as data only. Remove warning.
2763 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2764 link in its section header, try to discover the link by inspecting the
2765 REL31 relocation at the beginning of the section.
2766 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2767 in error message.
2768 (Target_arm::Scan::global): Treat any reference to the symbol
2769 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2770
21bb3914
ST		 27712010-02-12 Sriraman Tallam <tmsriram@google.com>
2772
2773 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2774 (Scan::global_reloc_may_be_function_pointer): New function.
2775 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2776 (Scan::global_reloc_may_be_function_pointer): New function.
2777 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2778 (Scan::global_reloc_may_be_function_pointer): New function.
2779 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2780 (Scan::global_reloc_may_be_function_pointer): New function.
2781 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2782 (Scan::global_reloc_may_be_function_pointer): New function.
2783 (Scan::possible_function_pointer_reloc): New function.
2784 (Target_x86_64::can_check_for_function_pointers): New function.
2785 * gc.h (gc_process_relocs): Scan relocation types to determine if
2786 function pointers were taken for targets that support it.
2787 * icf.cc (Icf::find_identical_sections): Include functions for
2788 folding in safe ICF whose pointer is not taken.
2789 * icf.h (Secn_fptr_taken_set): New typedef.
2790 (fptr_section_id_): New member.
2791 (section_has_function_pointers): New function.
2792 (set_section_has_function_pointers): New function.
2793 (check_section_for_function_pointers): New function.
2794 * options.h: Fix comment for safe ICF option.
2795 * target.h (can_check_for_function_pointers): New function.
2796 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2797 Modify icf_safe_test for X86-64.
2798 * testsuite/Makefile.in: Regenerate.
2799 * testsuite/icf_safe_so_test.cc: New file.
2800 * testsuite/icf_safe_so_test.sh: New file.
2801 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2802 (main): Change to take pointer to function kept_func_3.
2803 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2804 folding is done correctly for X86-64.
2805
0da6fa6c
DM		 28062010-02-12 David S. Miller <davem@davemloft.net>
2807
2808 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2809 is_symbolless parameter.
2810 (Output_reloc<SHT_REL>::is_symbolless): New.
2811 (Output_reloc<SHT_REL>::is_symbolless_): New.
2812 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2813 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2814 (Output_reloc<SHT_RELA>::is_symbolless): New.
2815 (Output_data_reloc::add_global): Handle is_symbolless.
2816 (Output_data_reloc::add_global_relative): Likewise.
2817 (Output_data_reloc::add_local): Likewise.
2818 (Output_data_reloc::add_local_relative): Likewise.
2819 (Output_data_reloc::add_symbolless_global_addend): New.
2820 (Output_data_reloc::add_symbolless_local_addend): New.
2821 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2822 is_symbolless.
2823 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2824 instead of ->is_relative_
2825 (Output_reloc::write): Likewise.
2826 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2827 (Output_reloc::write_rel): Simplify.
2828
2829 * sparc.cc (Target_sparc::Scan::local): Use
2830 ->add_symbolless_local_addend as needed.
2831 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2832 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2833 based upon relocation offset.
2834
e4782e83
DK		 28352010-02-11 Doug Kwan <dougkwan@google.com>
2836
2837 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2838 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2839 beginning of function.
2840 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2841 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2842 parameter is_32bit in calls to should_apply_static_reloc.
2843 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2844 (check_DATA): Add arm_abs_global.stdout.
2845 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2846 arm_abs_global.stdout): New rules.
2847 (MOSTLLYCLEANFILES): Add arm_abs_global
2848 * Makefile.in: Regenerate.
2849 * testsuite/arm_abs_global.s: New file.
2850 * testsuite/arm_abs_global.sh: Ditto.
2851 * testsuite/arm_abs_lib.s: Ditto.
2852
93ceb764
ILT		 28532010-02-11 Ian Lance Taylor <iant@google.com>
2854
2855 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2856 Read_relocs task.
2857 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2858 Allocate_commons_task first.
2859 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2860 task, rather than symtab_lock_.
2861 (Gc_process_relocs::~Gc_process_relocs): New function.
2862 (Gc_process_relocs::is_runnable): Check this_blocker_.
2863 (Gc_process_relocs::locks): Use next_blocker_ rather than
2864 blocker_.
2865 (Scan_relocs::~Scan_relocs): New function.
2866 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2867 symtab_lock_.
2868 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2869 next_blocker_.
2870 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2871 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2872 constructor accordingly.
2873 (class Gc_process_relocs): Likewise.
2874 (class Scan_relocs): Likewise.
2875 * common.h (class Allocate_commons_task): Remove symtab_lock_
2876 field, and corresponding constructor parameter.
2877 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2878 symtab_lock_.
2879 (Allocate_commons_task::locks): Likewise.
2880
114dfbe1
ILT		 28812010-02-11 Ian Lance Taylor <iant@google.com>
2882
2883 * gold-threads.h (class Once): Define.
2884 (class Initialize_lock): Rewrite as child of Once.
2885 * gold-threads.cc (class Once_initialize): Define.
2886 (once_pointer_control): New static variable.
2887 (once_pointer, once_arg): New static variables.
2888 (c_run_once): New static function.
2889 (Once::Once, Once::run_once, Once::internal_run): New functions.
2890 (class Initialize_lock_once): Remove.
2891 (initialize_lock_control): Remove.
2892 (initialize_lock_pointer): Remove.
2893 (initialize_lock_once): Remove.
2894 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2895 (Initialize_lock::initialize): Rewrite.
2896 (Initialize_lock::do_run_once): New function.
2897 * archive.cc (Archive::interpret_header): Only clear name if it is
2898 not already empty.
2899 * fileread.cc: Include "gold-threads.h"
2900 (file_counts_lock): New static variable.
2901 (file_counts_initialize_lock): Likewise.
2902 (File_read::release): Only increment counts when using --stats.
2903 Use a lock around the increment.
2904 * parameters.cc (class Set_parameters_target_once): Define.
2905 (set_parameters_target_once): New static variable.
2906 (Parameters::Parameters): Move here from parameters.h.
2907 (Parameters::set_target): Rewrite.
2908 (Parameters::set_target_once): New function.
2909 (Parameters::clear_target): Move here and rewrite.
2910 * parameters.h (class Parameters): Update declarations. Add
2911 set_parameters_target_once_ field.
2912 (Parameters::Parameters): Move to parameters.cc.
2913 (Parameters::clear_target): Likewise.
2914 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2915 task.
2916 (Start_group::~Start_group): New function.
2917 (Start_group::is_runnable): New function.
2918 (Start_group::locks, Start_group::run): New functions.
2919 (Finish_group::run): Change saw_undefined to size_t.
2920 * readsyms.h (class Start_group): Define.
2921 (class Finish_group): Change saw_undefined_ field to size_t.
2922 (Finish_group::Finish_group): Remove saw_undefined and
2923 this_blocker parameters. Change all callers.
2924 (Finish_group::set_saw_undefined): New function.
2925 (Finish_group::set_blocker): New function.
2926 * symtab.h (class Symbol_table): Change saw_undefined to return
2927 size_t. Change saw_undefined_ field to size_t.
2928 * target-select.cc (Set_target_once::do_run_once): New function.
2929 (Target_selector::Target_selector): Initialize set_target_once_
2930 field. Don't initialize lock_ and initialize_lock_ fields.
2931 (Target_selector::instantiate_target): Rewrite.
2932 (Target_selector::set_target): New function.
2933 * target-select.h (class Set_target_once): Define.
2934 (class Target_selector): Update declarations. Make
2935 Set_target_once a friend. Remove lock_ and initialize_lock_
2936 fields. Add set_target_once_ field.
2937
fa17a3f4
ILT		 29382010-02-10 Ian Lance Taylor <iant@google.com>
2939
2940 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2941 queueing any tasks.
2942 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2943 (queue_middle_tasks): Add all blockers before queueing any tasks.
2944 (queue_final_tasks): Likewise.
2945 * token.h (Task_token::add_blockers): New function.
2946 * object.h (Input_objects::number_of_relobjs): New function.
2947
c7177d31
ILT		 29482010-02-10 Ian Lance Taylor <iant@google.com>
2949
5de0e392
ILT		 2950 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2951 shared, not if not position independent.
2952 * x86_64.cc (Relocate::relocate_tls): Likewise.
2953 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2954 (tls_pie_pic_test): New target.
2955 * testsuite/Makefile.in: Rebuild.
2956
c7177d31
ILT		 2957 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2958 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2959 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2960 * testsuite/Makefile.in: Rebuild.
2961
684b268a
DM		 29622010-02-09 David S. Miller <davem@davemloft.net>
2963
2964 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2965 R_SPARC_RELATIVE using ->add_local_relative().
2966 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2967
612a8d3d
DM		 2968 * output.h (Output_data_dynamic::add_section_size): New method
2969 that takes two Output_data objects.
2970 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2971 entry param. Handle it in initializers.
2972 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2973 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2974 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2975 arg.
2976 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2977 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2978 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2979 for dynrel_includes_plt.
2980 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2981 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2982 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2983 before .rela.plt
2984 (Target_sparc::do_finalize_sections): Update to pass true for
2985 dynrel_includes_plt.
2986 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2987 output before .rela.plt
2988 (Target_powerpc::do_finalize_sections): Update to pass true for
2989 dynrel_includes_plt when 32-bit.
2990
cb1be87e
DK		 29912010-02-08 Doug Kwan <dougkwan@google.com>
2992
2993 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2994 method.
2995 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2996 Arm_relobj::scan_section_for_cortex_a8_stubs,
2997 Arm_relobj::do_relocation_section): Instead of calling
2998 Output_section::output_address, use faster
2999 Arm_relobj::simple_input_section_output_address.
3000
705b5121
DM		 30012010-02-08 David S. Miller <davem@davemloft.net>
3002
3003 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3004 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3005 relocation helper function.
3006
024c4466
DM		 3007 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3008 just like R_SPARC_GOT{10,13,22}.
3009 (Target_sparc::Scan::local): Likewise.
3010 (Target_sparc::Relocate:relocate): Likewise.
3011
9109c078
ILT		 30122010-02-06 Ian Lance Taylor <iant@google.com>
3013
3014 * configure.ac: Rewrite targetobjs duplicate removal code to use
3015 only shell constructs.
3016 * configure: Rebuild.
3017
cf846138
DK		 30182010-02-05 Doug Kwan <dougkwan@google.com>
3019
3020 PR 11247
3021 * arm.cc (Arm_relobj::section_is_scannable): New method.
3022 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3023 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3024
6cfaf60b
DK		 30252010-02-04 Doug Kwan <dougkwan@google.com>
3026
3027 PR 11247
3028 * arm-reloc-property.cc (cstdio): Include.
3029 * configure.ac (targetobjs): Remove duplicates.
3030 * configure: Regenerate.
3031 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3032 big and little endian version for a given address size.
3033
5c57f1be
DK		 30342010-02-03 Doug Kwan <dougkwan@google.com>
3035
3036 * arm-reloc-property.cc
3037 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3038 definition.
3039 * arm-reloc-property.h
3040 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3041 New method definition.
3042 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3043 declaration.
3044 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3045 overflow to N.
3046 (GOT_PREL): Change implemented to Y.
3047 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3048 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3049 (Arm_relocate_functions::movw_abs_nc): Remove method.
3050 (Arm_relocate_functions::movt_abs): Ditto.
3051 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3052 (Arm_relocate_functions::thm_movt_abs): Ditto.
3053 (Arm_relocate_functions::movw_rel_nc): Ditto.
3054 (Arm_relocate_functions::movw_rel): Ditto.
3055 (Arm_relocate_functions::movt_rel): Ditto.
3056 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3057 (Arm_relocate_functions:thm_movw_rel): Ditto.
3058 (Arm_relocate_functions:thm_movt_rel): Ditto.
3059 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3060 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3061 New method definitions.
3062 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3063 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3064 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3065 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3066 (Target_arm::Relocate::relocate): Check for non-static or
3067 unimplemented relocation code and exit early. Change calls to
3068 Target_arm::reloc_uses_thumb_bit and
3069 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3070 instead. Refactor code to handle similar relocations to increase
3071 code sharing. Remove check for unsupported relocation code in switch
3072 statement.
3073 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3074 relocation property table to find out size. Change error message to
3075 print out the name of a relocation code instead of the numeric value.
3076 (Target_arm::scan_reloc_for_stub): Use relocation property table
3077 instead of calling Target_arm::reloc_uses_thumb_bit().
3078
218c5831
DK		 30792010-02-02 Doug Kwan <dougkwan@google.com>
3080
3081 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3082 types of relaxed input section.
3083
0d31c79d
DK		 30842010-02-02 Doug Kwan <dougkwan@google.com>
3085
3086 * Makefile.am (HFILES): Add arm-reloc-property.h.
3087 (DEFFILES): New.
3088 (TARGETSOURCES): Add arm-reloc-property.cc
3089 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3090 (libgold_a_SOURCES): $(DEFFILES)
3091 * Makefile.in: Regenerate.
3092 * arm-reloc-property.cc: New file.
3093 * arm-reloc-property.h: New file.
3094 * arm-reloc.def: New file.
3095 * arm.cc: Update comments.
3096 (arm-reloc-property.h): New included header.
3097 (arm_reloc_property_table): New global variable.
3098 (Target_arm::do_select_as_default_target): New method definition.
3099 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3100 arm-reloc-property to targ_extra_obj.
3101 * parameters.cc (set_parameters_target): Call
3102 Target::select_as_default_target().
3103 * target.h (Target::select_as_default_target): New method definition.
3104 (Target::do_select_as_default_target): Same.
3105
546c7457
DK		 31062010-02-01 Doug Kwan <dougkwan@google.com>
3107
3108 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3109 first_output_text_section_.
3110 (Arm_exidx_fixup::first_output_text_section): New method definition.
3111 (Arm_exidx_fixup::first_output_text_section_): New data member.
3112 (Arm_exidx_fixup::process_exidx_section): Record the first text
3113 output section seen.
3114 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3115 and entsize in output section header.
3116
11b861d5
DK		 31172010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3118
3119 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3120 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3121 (Arm_relocate_functions::thm_alu11): New Method.
3122 (Arm_relocate_functions::thm_pc8): New Method.
3123 (Arm_relocate_functions::thm_pc12): New Method.
3124 (Target_arm::Scan::local): Handle the relocations.
3125 (Target_arm::Scan::global): Likewise.
3126 (Target_arm::Relocate::relocate): Likewise.
3127 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3128
c9a2c125
DK		 31292010-01-29 Doug Kwan <dougkwan@google.com>
3130
3131 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3132 of relocation types as ld.
3133
1521477a
DK		 31342010-01-29 Doug Kwan <dougkwan@google.com>
3135
3136 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3137 to public.
3138 (Arm_relocate_functions::thumb_branch_common): Ditto.
3139 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3140 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3141 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3142 Arm_relocate_functions::jump24): Remove.
3143 (Target_arm::Relocate::relocate): Adjust code to call
3144 Arm_relocation_functions::arm_branch_common and
3145 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3146 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3147
e7eca48c
DK		 31482010-01-29 Doug Kwan <dougkwan@google.com>
3149
3150 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3151 output_local_symbol_count_needs_update_.
3152 (Arm_relobj::output_local_symbol_count_needs_update,
3153 Arm_relobj::set_output_local_symbol_count_needs_update,
3154 Arm_relobj::update_output_local_symbol_count): New methods.
3155 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3156 member.
3157 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3158 of pointed function as in a R_ARM_PREL31 relocation.
3159 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3160 for output local symbol count updating.
3161 (Target_arm::do_relax): Update output local symbol counts in objects
3162 if necessary.
3163 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3164
02961d7e
ILT		 31652010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3166
3167 * arm.cc: Added support for the ARM relocations:
3168 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3169 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3170 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3171 movw_prel_nc).
3172 (Arm_relocate_functions::movw_rel): New method.
3173 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3174 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3175 thm_movw_prel_nc).
3176 (Arm_relocate_functions::thm_movw_rel): New method.
3177 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3178 thm_movt_prel).
3179 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3180 relocations.
3181 (Target_arm::Scan::global): Likewise.
3182 (Target_arm::Relocate::relocate): Likewise.
3183 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3184 Likewise.
3185
b10d2873
ILT		 31862010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3187
3188 * arm.cc: Added support for ARM group relocations.
3189 (Target_arm::reloc_needs_sym_origin): New method.
3190 (Arm_relocate_functions::calc_grp_kn): New method.
3191 (Arm_relocate_functions::calc_grp_residual): New method.
3192 (Arm_relocate_functions::calc_grp_gn): New method.
3193 (Arm_relocate_functions::arm_grp_alu): New Method.
3194 (Arm_relocate_functions::arm_grp_ldr): New Method.
3195 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3196 (Arm_relocate_functions::arm_grp_ldc): New Method.
3197 (Target_arm::Scan::local): Handle the ARM group relocations.
3198 (Target_arm::Scan::global): Likewise.
3199 (Target_arm::Relocate::relocate): Likewise.
3200 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3201 Likewise.
3202
2b328d4e
DK		 32032010-01-26 Doug Kwan <dougkwan@google.com>
3204
3205 * arm.cc (set): Include.
3206 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3207 pointer type.
3208 (Arm_output_section::Text_section_list): New type.
3209 (Arm_output_section::append_text_sections_to_list): New method.
3210 (Arm_output_section::fix_exidx_coverage): Ditto.
3211 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3212 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3213 Relobj::set_section_offset() instead of
3214 Sized_relobj::invalidate_section_offset().
3215 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3216 parameter for section headers. Ignore relocation sections for
3217 unallocated sections and EXIDX sections.
3218 (Target_arm::fix_exidx_coverage): New method.
3219 (Target_arm::output_section_address_less_than): New type.
3220 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3221 linked text section instead of the EXIDX section.
3222 (Arm_output_section::create_stub_group): Add an assertion to check
3223 that this is not an EXIDX output section.
3224 (Arm_output_section::append_text_sections_to_list): New method.
3225 (Arm_output_section::fix_exidx_coverage): Ditto.
3226 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3227 Arm_relobj::section_needs_reloc_stub_scanning.
3228 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3229 first pass.
3230 (Target_arm::fix_exidx_coverage): New method.
3231 * object.h (Relobj::set_output_section): New method.
3232 (Sized_relobj::invalidate_section_offset): Remove method.
3233 (Sized_relobj::do_invalidate_section_offset): Remove method.
3234 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3235
c7f3c371
DK		 32362010-01-25 Doug Kwan <dougkwan@google.com>
3237
3238 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3239 Fix warning due to signed and unsigned comparison on a 32-bit host.
3240
8923b24c
DK		 32412010-01-22 Doug Kwan <dougkwan@google.com>
3242
3243 * arm.cc (Target_arm::do_relax): Record an output section for section
3244 offset adjustment it contains any stub table that has changed.
3245 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3246 offsets in an output section if necessary.
3247 * output.cc (Output_section::Output_section): Initialize
3248 section_offsets_need_adjustments_.
3249 (Output_section::add_input_section_for_script): Renamed to
3250 Output_section::add_simple_input_section.
3251 (Output_section::save_states): Add a comment.
3252 (Output_section::discard_states): New method defintion.
3253 (Output_section::adjust_section_offsets): Same.
3254 * output.h (Output_section::add_input_section_for_script): Renamed to
3255 Output_section::add_simple_input_section.
3256 (Output_section::discard_states): New method declaration.
3257 (Output_section::adjust_section_offsets): Same.
3258 (Output_section::section_offsets_need_adjustment,
3259 Output_section::set_section_offsets_need_adjustment): New method
3260 definitions.
3261 (Output_section::section_offsets_need_adjustment_): New data member.
3262 * script-sections.cc
3263 (Output_section_element_input::set_section_address): Adjust code for
3264 renaming of Output_section::add_input_section_for_script.
3265 (Orphan_output_section::set_section_address): Same.
3266
9b2fd367
DK		 32672010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3268
3269 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3270 Fix_v4bx enum values .
3271 * gold/options.h (General_options): New option definitions.
3272 (General_options::fix_v4bx): New method.
3273 (General_options::Fix_v4bx): New enum.
3274 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3275 (General_options::parse_fix_v4bx_interworking): New method.
3276
80d0d023
DK		 32772010-01-22 Doug Kwan <dougkwan@google.com>
3278
3279 * arm.cc (Arm_exidx_fixup): New class.
3280
af2cdeae
DK		 32812010-01-21 Doug Kwan <dougkwan@google.com>
3282
3283 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3284 classes.
3285 (Arm_exidx_section_offset_map): New type.
3286
993d07c1
DK		 32872010-01-21 Doug Kwan <dougkwan@google.com>
3288
3289 * arm.cc (Arm_exidx_input_section): New class.
3290 (Arm_relobj::exidx_input_section_by_link,
3291 Arm_relobj::exidx_input_section_by_shndx,
3292 Arm_relobj::make_exidx_input_section): New methods.
3293 (read_arm_attributes_section): Remove.
3294 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3295 information about them.
3296 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3297 to here.
3298
5ac169d4
DK		 32992010-01-20 Doug Kwan <dougkwan@google.com>
3300
3301 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3302 Input_section_specifier to Section_id.
3303 (Target_arm::new_arm_input_section: Adjust code for change of key
3304 type.
3305 (Target_arm::find_arm_input_section): Ditto.
3306 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3307 (Section_id): Remove.
3308 (Garbage_collection::Section_id_hash): Remove.
3309 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3310 (Section_id): Remove.
3311 (Icf::Section_id_hash): Remove.
3312 * object.h (Section_id, Const_section_id, Section_id_hash,
3313 Const_section_id_hash): New type definitions.
3314 * output.cc (Output_section::add_relaxed_input_section): Change to
3315 use Const_section_id instead of Input_section_specifier as key type.
3316 (Output_section::add_merge_input_section): Ditto.
3317 (Output_section::build_relaxation_map): Change to use Section_id
3318 instead of Input_section_specifier as key type.
3319 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3320 Ditto.
3321 (Output_section::convert_input_sections_to_relaxed_sections): Change
3322 to use Const_section_id instead of Input_section_specifier as key type.
3323 (Output_section::find_merge_section): Ditto.
3324 (Output_section::find_relaxed_input_section): Ditto.
3325 * output.h (Input_section_specifier): Remove class.
3326 (Output_section::Output_section_data_by_input_section_map): Change
3327 key type to Const_section_id.
3328 (Output_section::Output_relaxed_input_section_by_input_section_map):
3329 Ditto.
3330 (Output_section::Relaxation_map): Change key type to Section_id.
3331
a2162063
ILT		 33322010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3333
3334 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3335 (class Arm_v4bx_stub): New class.
3336 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3337 (Stub_factory::make_arm_v4bx_stub): New method.
3338 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3339 (Stub_table::empty): Handle v4bx stubs.
3340 (Stub_table::add_arm_v4bx_stub): New method.
3341 (Stub_table::find_arm_v4bx_stub): New method.
3342 (Arm_relocate_functions::v4bx): New method.
3343 (Target_arm::fix_v4bx): New method.
3344 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3345 (Stub_table::relocate_stubs): Likewise.
3346 (Stub_table::do_write): Likewise.
3347 (Stub_table::update_data_size_and_addralign): Likewise.
3348 (Stub_table::finalize_stubs): Likewise.
3349 (Target_arm::Scan::local): Likewise.
3350 (Target_arm::Scan::global): Likewise.
3351 (Target_arm::do_finalize_sections): Likewise.
3352 (Target_arm::Relocate::relocate): Likewise.
3353 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3354 Likewise.
3355 (Target_arm::scan_reloc_for_stub): Likewise.
3356 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3357
5696ab0b
ILT		 33582010-01-19 Ian Lance Taylor <iant@google.com>
3359
3360 * output.cc (Output_section_headers::do_sized_write): Write large
3361 segment count to sh_info field.
3362 (Output_file_header::do_sized_write): For large segment count,
3363 write PN_XNUM to e_phnum field.
3364
800d0f56
ILT		 33652010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3366
3367 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3368 (Arm_relocate_functions::thm_jump8): New function.
3369 (Arm_relocate_functions::thm_jump11): New function.
3370 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3371 R_ARM_THM_JUMP11.
3372 (Target_arm::Scan::global): Likewise.
3373 (Target_arm::Relocate::relocate): Likewise.
3374 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3375 Likewise.
3376
41263c05
DK		 33772010-01-14 Doug Kwan <dougkwan@google.com>
3378
3379 * arm.cc (map, utility): Include headers.
3380 (Target_arm::apply_cortex_a8_workaround): New method.
3381 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3382 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3383 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3384 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3385 the --[no-]fix-cortex-a8 command line options.
3386 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3387 (Target_arm::relocate_stub): Use addend in instruction template.
3388 * options.h (DEFINE_bool): Set the user-set flag.
3389 (General_options): Add --[no-]-fix-cortex options.
3390 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3391 : Update fast look-up map after conversion.
41263c05 3392
459e9b03
ST		 33932010-01-14 Sriraman Tallam <tmsriram@google.com>
3394
3395 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3396 in the first pass of do_layout.
3397
b521dfe4
DK		 33982010-01-13 Doug Kwan <dougkwan@google.com>
3399
3400 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3401 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3402 apparent compiler problem of not folding static constant integral
3403 data members of elfcpp::Elf_sizes<32>.
3404
44272192
DK		 34052010-01-13 Doug Kwan <dougkwan@google.com>
3406
3407 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3408 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3409 Arm_relobj::scan_section_for_cortex_a8_erratum,
3410 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3411 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3412 sections to scan for relocation stubs into a new method
3413 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3414 relocation and Cortex-A8 stub scanning.
3415 (Target_arm::do_relax): Force stubs to be after stubbed sections
3416 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3417 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3418 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3419
44b71ece
ILT		 34202010-01-12 Ian Lance Taylor <iant@google.com>
3421
3422 * target-reloc.h (visibility_error): New inline function.
3423 (relocate_section): Call visibility_error.
3424 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3425 (MOSTLYCLEANFILES): Likewise.
3426 (protected_4_pic.o, protected_3.err): New targets.
3427 * testsuite/protected_4.cc: New file.
3428
a120bc7f
DK		 34292010-01-12 Doug Kwan <dougkwan@google.com>
3430
3431 * arm.cc (Cortex_a8_reloc): New class.
3432 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3433 and cortex_a8_relocs_info_.
3434 (Target_arm::fix_cortex_a8): New method definition.
3435 (Target_arm::Cortex_a8_relocs_info): New type.
3436 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3437 New data member declarations.
3438 (Target_arm::scan_reloc_for_stub): Record information about
3439 relocations for THUMB branches that might be exempted from the
3440 Cortex-A8 workaround.
3441 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3442 at the beginning of a relaxation pass.
3443
20138696
DK		 34442010-01-12 Doug Kwan <dougkwan@google.com>
3445
3446 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3447 (Arm_relobj::Mapping_symbol_position,
3448 Arm_reloj::Mapping_symbol_position_less,
3449 Arm_relobj::Mapping_symbols_info): New types.
3450 (Target_arm::is_mapping_symbol_name): New method definition.
3451 (Arm_relobj::do_count_local_symbols): Save information about mapping
3452 symbols.
3453
089d69dc
DK		 34542010-01-11 Doug Kwan <dougkwan@google.com>
3455
3456 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3457 Arm_relocate_functions::thumb32_branch_upper,
3458 Arm_relocate_functions::thumb32_branch_lower,
3459 Arm_relocate_functions::thumb32_cond_branch_offset,
3460 Arm_relocate_functions::thumb32_cond_branch_upper,
3461 Arm_relocate_functions::thumb32_cond_branch_lower,
3462 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3463 branch offset encoding.
3464 (Arm_relocate_functions::thumb_branch_common): Use new branch
3465 offset encoding methods to avoid code duplication.
3466 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3467 (Stub_addend_reader::operator()): Use new branch encoding method
3468 to avoid code duplication.
3469
99e5bff2
DK		 34702010-01-11 Doug Kwan <dougkwan@google.com>
3471
3472 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3473 (Target_arm::do_finalize_sections): Define special EXIDX section
3474 symbols only if referenced.
3475 * gc.h (Garbage_collection::add_reference): New method.
3476 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3477 code duplication.
3478
98e090bd
ILT		 34792010-01-11 Ian Lance Taylor <iant@google.com>
3480
d0a91bd8
ILT		 3481 * script.cc (Version_script_info::build_expression_list_lookup):
3482 Change complaing about duplicate wildcard match from error to
3483 warning.
3484
98e090bd
ILT		 3485 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3486 of 2009-12-30.
3487 (Version_script_info::Version_script_info): Initialize globs_,
3488 default_version_, default_is_global_, and exact_. Don't
3489 initialize globals_ or locals_.
3490 (Version_script_info::build_lookup_tables): Build local symbols
3491 first.
3492 (Version_script_info::unquote): New function.
3493 (Version_script_info::add_exact_match): New function.
3494 (Version_script_info::build_expression_list_lookup): Remove lookup
3495 parameter. Add is_global parameter. Change all callers. Handle
3496 wildcard pattern specially. Unquote pattern. Call
3497 add_exact_match.
3498 (Version_script_info::get_name_to_match): New function.
3499 (Version_script_info::get_symbol_version): New function.
3500 (Version_script_info::get_symbol_version_helper): Remove.
3501 (Version_script_info::check_unmatched_names): Call unquote.
3502 * script.h (class Version_script_info): Change get_symbol_version
3503 to be non-inline and add is_global parameter; change all callers.
3504 Rewrite symbol_is_local. Update declarations. Define struct
3505 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3506 Remove globals_ and locals_ members. Add exact_, globs_,
3507 default_version_, is_global_.
3508 (Version_script_info::Glob): Remove pattern, add expression and
3509 is_global. Update constructor. Change all callers.
3510 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3511 default version.
3512 (Versions::symbol_section_contents): If a symbol is undefined, or
3513 defined in a dynamic object, set the version index to
3514 VER_NDX_LOCAL.
3515 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3516 symbol_is_local.
3517 (Symbol_table::add_from_pluginobj): Likewise.
3518 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3519
d56962d3
DK		 35202010-01-11 Doug Kwan <dougkwan@google.com>
3521
3522 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3523 (incremental_dump_LDADD): Add linking option for libintl.
3524 * Makefile.in: Regenerate.
3525
94e6ee91
L		 35262010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3527
3528 PR gold/11144
3529 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3530 instead of -Ds.
3531 * testsuite/Makefile.in: Regenerated.
3532
e96c574b
DK		 35332010-01-10 Doug Kwan <dougkwan@google.com>
3534
3535 * options.h (DEFINE_var): Use parentheses around argument varname__
3536 in macro body to avoid any unintended subsequent substitutions.
3537
7198066b
ILT		 35382010-01-10 Ian Lance Taylor <iant@google.com>
3539
ba4d53bf
ILT		 3540 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3541 candidates before doing symbol resolution.
3542
7198066b
ILT		 3543 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3544 ODR candidates if only one is weak.
3545
a2beed37
ILT		 35462010-01-08 Ian Lance Taylor <iant@google.com>
3547
3548 * script.cc (Version_script_info::build_expression_list_lookup):
3549 Don't warn about ambiguous version, just record the ambiguity.
3550 (Version_script_info::get_symbol_version_helper): Give error if
3551 version is ambiguous.
3552
2fb7225c
DK		 35532010-01-08 Doug Kwan <dougkwan@google.com>
3554
3555 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3556 prev_data_size_ and prev_addralign_. Remove initializer for
3557 deleted data member has_been_changed_.
3558 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3559 to determine if the table is empty.
3560 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3561 Remove.
3562 (Stub_table::add_reloc_stub): Define method in class definition
3563 instead of just declaring it there.
3564 (Stub_table::add_cortex_a8_stub): New method definition.
3565 (Stub_table::update_data_size_and_addralign): Ditto.
3566 (Stub_table::finalize_stubs): Ditto.
3567 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3568 (Stub_table::do_addralign_): Return address alignment in the
3569 (Stub_table::do_reset_address_and_file_offset): Define method in
3570 class definition instead of declaring it there. Set current data
3571 size to be the data size of the previous pass.
3572 (Stub_table::set_final_data_size): Use current data size as the
3573 final data size.
3574 (Stub_table::relocate_stub): Change parameter type of stub from
3575 Reloc_stub pointer to Stub pointer.
3576 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3577 (Stub_table::Cortex_a8_stub_list): New typedef.
3578 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3579 Stub_table::prev_addralign_): New data member.
3580 (Arm_relobj::Arm_relobj): Initialize data member
3581 section_has_cortex_a8_workaround_.
3582 (Arm_relobj::section_has_cortex_a8_workaround,
3583 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3584 definitions.
3585 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3586 declarations.
3587 (Target_arm::relocate_stub): Change parameter type of stub from
3588 Reloc_stub pointer to Stub pointer.
3589 (Insn_template::size, Insn_template::alignment): Handle
3590 THUMB16_SPECIAL_TYPE.
3591 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3592 Stub_table::update_data_size_and_addralign,
3593 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3594 definitions.
3595 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3596 (Stub_table::do_write): Ditto.
3597 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3598
880cd20d
ILT		 35992010-01-08 Ian Lance Taylor <iant@google.com>
3600
3601 PR 11108
3602 * symtab.h (class Symbol): Remove fields is_target_special_ and
3603 has_plt_offset_. Add field is_defined_in_discarded_section_.
3604 (Symbol::is_defined_in_discarded_section): New function.
3605 (Symbol::set_is_defined_in_discarded_section): New function.
3606 (Symbol::has_plt_offset): Rewrite.
3607 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3608 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3609 Don't initialize is_target_special_ or has_plt_offset_.
3610 Initialize is_defined_in_discarded_section_.
3611 (Symbol_table::add_from_relobj): If appropriate, set
3612 is_defined_in_discarded_section.
3613 * resolve.cc (Symbol::override_base_with_special): Don't test
3614 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3615 * target-reloc.h (relocate_section): Do special handling for
3616 symbols defined in discarded sections for global symbols as well
3617 as local symbols.
3618
2703e3eb
ILT		 36192010-01-08 Ian Lance Taylor <iant@google.com>
3620
3621 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3622 the SHT_SYMTAB case.
3623
339d40a3
ILT		 36242010-01-08 Ian Lance Taylor <iant@google.com>
3625
3626 * object.cc (Sized_relobj::do_layout): Don't get confused if
3627 layout_eh_frame returns NULL.
3628
abecea76
ILT		 36292010-01-08 Ian Lance Taylor <iant@google.com>
3630
3631 PR 11084
3632 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3633 dynamic symbol table, use the normal symbol table.
3634 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3635 symbol table.
3636
6b7dd3f3
ILT		 36372010-01-08 Ian Lance Taylor <iant@google.com>
3638
3639 PR 11072
3640 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3641 sections.
3642
36c50e63
L		 36432010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3644
3645 * version.cc (print_version): Change to "Copyright 2010".
3646
e291e7b9
ILT		 36472010-01-08 Ian Lance Taylor <iant@google.com>
3648
3649 PR 10287
3650 PR 11063
3651 * i386.cc (class Target_i386): Change return type of plt_section
3652 to be non-const.
3653 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3654 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3655 tls_desc_rel_ field.
3656 (Output_data_plt_i386::rel_tls_desc): New function.
3657 (Target_i386::rel_tls_desc_section): New function.
3658 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3659 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3660 R_386_TLS_DESC reloc in rel_tls_desc_section.
3661 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3662 Define struct Tlsdesc_info.
3663 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3664 (Target_x86_64::do_reloc_symbol_index): New function.
3665 (Target_x86_64::add_tlsdesc_info): New function.
3666 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3667 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3668 tlsdesc_rel_ field.
3669 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3670 all callers.
3671 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3672 (Target_x86_64::rela_tlsdesc_section): New function.
3673 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3674 handling.
3675 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3676 (Target_x86_64::do_reloc_addend): New function.
3677 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3678 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3679 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3680 (Output_reloc::type): New function.
3681 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3682 (Output_reloc::is_target_specific): New function.
3683 (Output_reloc::target_arg): New function.
3684 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3685 absolute relocs and target specific relocs.
3686 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3687 add_target_specific.
3688 (class Output_data_reloc) [SHT_RELA]: Likewise.
3689 * output.cc (Output_reloc::Output_reloc): Add four new versions
3690 for absolute relocs and target specific relocs.
3691 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3692 (Output_reloc::get_symbol_index): Likewise.
3693 (Output_reloc::local_section_offset): Check that local_sym_index_
3694 is not TARGET_CODE or 0.
3695 (Output_reloc::symbol_value): Likewise.
3696 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3697 reloc.
3698 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3699 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3700 functions.
3701 * layout.cc (add_target_dynamic_tags): Use output section for
3702 DT_PLTRELSZ and DT_JMPREL.
3703
3a44184e
ILT		 37042010-01-07 Ian Lance Taylor <iant@google.com>
3705
3706 PR 11061
3707 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3708 function.
3709 (class Output_data_reloc_generic): Define.
3710 (class Output_data_reloc_base): Change base class to
3711 Output_data_reloc_generic. Change add() method to call
3712 bump_relative_reloc_count for a relative reloc. Remove
3713 sort_relocs_ field.
3714 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3715 to sort_relocs().
3716 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3717 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3718 appropriate.
3719 * layout.h (class Layout): Update declaration.
3720
ea715a34
ILT		 37212010-01-07 Ian Lance Taylor <iant@google.com>
3722
3723 * output.h (class Output_data): Add const version of
3724 output_section and do_output_section.
3725 (class Output_section_data): Add const version of
3726 do_output_section.
3727 (class Output_section): Likewise.
3728 * layout.cc (Layout::add_target_dynamic_tags): New function.
3729 * layout.h (class Layout): Update declarations.
3730 * arm.cc (Target_arm::do_finalize_sections): Use
3731 add_target_dynamic_tags.
3732 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3733 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3734 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3735 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3736
659948a4
ILT		 37372010-01-07 Ian Lance Taylor <iant@google.com>
3738
3739 PR 11042
3740 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3741 object as needed.
3742
9d3b86f6
ILT		 37432010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3744 Ian Lance Taylor <iant@google.com>
3745
3746 PR 11019
3747 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3748 Xindex::read_symtab_xindex.
3749
bb0d3eb0
DK		 37502010-01-07 Doug Kwan <dougkwan@google.com>
3751
3752 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3753 (Insn_template::thumb16_bcond_insn): New method declaration.
3754 (Insn_template): Fix spelling.
3755 (Stub::thumb16_special): New method declaration.
3756 (Stub::do_write): Define virtual method which was previously pure
3757 virtual.
3758 (Stub::do_thumb16_special): New method declaration.
3759 (Stub::do_fixed_endian_write): New template member.
3760 (Reloc_stub::do_write): Remove.
3761 (Reloc_stub::do_fixed_endian_write): Remove.
3762 (Cortex_a8_stub): New class definition.
3763 (Stub_factory::make_cortex_a8_stub): New method definition.
3764 (Stub_factory::Stub_factory): Add missing static storage class
3765 qualifier for elf32_arm_stub_a8_veneer_blx.
3766
ffeef7df
ILT		 37672010-01-07 Ian Lance Taylor <iant@google.com>
3768
dc3f80fe
ILT		 3769 PR 10980
3770 * options.h (class General_options): Add --warn-unresolved-symbols
3771 and --error-unresolved-symbols.
3772 * errors.cc (Errors::undefined_symbol): Implement
3773 --warn-unresolved-symbols.
3774
ffeef7df
ILT		 3775 * options.h (class General_options): Add -z text and -z textoff.
3776 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3777
f1ec9ded
ST		 37782010-01-06 Sriraman Tallam <tmsriram@google.com>
3779
3780 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3781 (Garbage_collection::cident_sections): New function.
3782 (Garbage_collection::add_cident_section): New function.
3783 (Garbage_collection::cident_sections_): New member.
3784 (gc_process_relocs): Add references to sections whose names are C
3785 identifiers.
3786 * gold.h (cident_section_start_prefix): New constant.
3787 (cident_section_stop_prefix): New constant.
3788 (is_cident): New function.
3789 * layout.cc (Layout::define_section_symbols): Replace string constants
3790 with the newly defined constants.
3791 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3792 C identifiers.
3793 * testsuite/Makefile.am: Add gc_orphan_section_test.
3794 * testsuite/Makefile.in: Regenerate.
3795 * testsuite/gc_orphan_section_test.cc: New file.
3796 * testsuite/gc_orphan_section_test.sh: New file.
3797
6eda8c29
ILT		 37982010-01-06 Ian Lance Taylor <iant@google.com>
3799
b9674e17
ILT		 3800 PR 10980
3801 * options.h (class General_options): Add --warn-shared-textrel.
3802 * layout.cc (Layout::finish_dynamic_section): Implement
3803 --warn-shared-textrel.
3804
6eda8c29
ILT		 3805 PR 10980
3806 * options.h (class General_options): Add --warn-multiple-gp.
3807
32dcd44e
ILT		 38082010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3809
3810 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3811 $(THREADSLIB) and $(LIBDL).
3812 * Makefile.in: Rebuild.
3813
a192ba05
ILT		 38142010-01-06 Ian Lance Taylor <iant@google.com>
3815
3816 PR 10980
3817 * options.cc (General_options::parse_section_start): New function.
3818 (General_options::section_start): New function.
3819 (General_options::General_options): Initialize all members.
3820 * options.h: Include <map>
3821 (class General_options): Add --section-start. Add section_starts_
3822 member.
3823 * layout.cc (Layout::attach_allocated_section_to_segment): If
3824 --section-start was used, set the address of the segment. Remove
3825 local sort_sections.
3826 (Layout::relaxation_loop_body): If the address of the load segment
3827 has been set by --section-start, don't use it.
3828 * output.h (Output_segment::update_flags_for_output_section): New
3829 function.
3830 * output.cc (Output_segment::add_output_section): Call
3831 update_flags_for_output_section.
3832
dde3f402
ILT		 38332010-01-05 Ian Lance Taylor <iant@google.com>
3834
62dfdd4d
ILT		 3835 PR 10980
3836 * options.h (class General_options): Add --undefined-version.
3837 * script.cc (struct Version_expression): Add was_matched_by_symbol
3838 field.
3839 (Version_script_info::matched_symbol): New function.
3840 (Version_script_info::get_symbol_version_helper): Call
3841 matched_symbol.
3842 (Version_script_info::check_unmatched_names): New function.
3843 * script.h (class Version_script_info): Update declarations.
3844 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3845
9c4ae156
ILT		 3846 * options.h (class General_options): Use DEFINE_bool_alias for
3847 allow_multiple_definition.
3848 * resolve.cc (Symbol_table::should_override): Don't test
3849 allow_multiple_definition.
3850
dde3f402
ILT		 3851 PR 10980
3852 * options.h (class General_options): Add --cref.
3853 * main.cc (main): Print cref table if --cref. Don't close mapfile
3854 until after printing cref table.
3855 * cref.cc: Include "symtab.h".
3856 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3857 (Cref_table_compare::operator()): New function.
3858 (Cref_inputs::gather_cref): New function.
3859 (filecol): New static const.
3860 (Cref_inputs::print_cref): New function.
3861 (Cref::print_cref): New function.
3862 * cref.h: Include <cstdio>.
3863 (class Cref): Update declarations.
3864 * mapfile.h (Mapfile::file): New function.
3865 * object.h (class Object): Define Symbols. Declare virtual
3866 do_get_global_symbols.
3867 (Object::get_global_symbols): New function.
3868 * object.cc (Input_objects::add_object): Pass object to cref_ if
3869 --cref.
3870 (Input_objects::archive_start): Likewise.
3871 (Input_objects::archive_stop): Likewise.
3872 (Input_objects::print_cref): New function.
3873 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3874 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3875 --cref.
3876 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3877 function.
3878 * plugin.h (class Sized_pluginobj): Update declarations.
3879
8781f709
ILT		 38802010-01-05 Ian Lance Taylor <iant@google.com>
3881
3882 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3883 to is_default_version. Rename insdef to insdefault.
3884 (Symbol_table::add_from_relobj): Rename def to is_default_version
3885 and local to is_forced_local.
3886 (Symbol_table::add_from_pluginobj): Likewise.
3887 (Symbol_table::add_from_dynobj): Likewise.
3888 (Symbol_table::define_special_symbol): Rename insdef to
3889 insdefault.
3890
fe35d28d
ILT		 38912010-01-04 Ian Lance Taylor <iant@google.com>
3892
30bc8c46
ILT		 3893 PR 10980
3894 * options.h (class General_options): Add
3895 --allow-multiple-definition and -z muldefs.
3896 * resolve.cc (Symbol_table::should_override): Don't warn about a
3897 multiple symbol definition if --allow-multiple-definition or -z
3898 muldefs.
3899
7eaea549
ILT		 3900 PR 10980
3901 * options.h (class General_options): Add --add-needed and
3902 --copy-dt-needed-entries. Tweak --as-needed help entry.
3903 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3904 error if --copy-dt-needed-entries aka --add-needed is used and
3905 would cause a change in behaviour.
3906
fe35d28d
ILT		 3907 PR 10980
3908 * options.h (class General_options): Add -G as a short version of
3909 --shared. Add no-op options -assert, -g, and -i.
3910
55a2bb35
ST		 39112010-01-04 Sriraman Tallam <tmsriram@google.com>
3912
3913 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3914 check for .text or .gnu.linkonce.t sections.
3915 * icf.cc (Icf::find_identical_sections): Ditto.
3916 Change the detection for mangled function name within the section
3917 name.
3918 * icf.h (is_section_foldable_candidate): New function.
3919
719328e1
ILT		 39202009-12-30 Ian Lance Taylor <iant@google.com>
3921
3922 PR 10980
3923 * options.h (class General_options): Permit two dashes with
3924 --retain-symbols-file.
3925
d7bb5745
ILT		 39262009-12-30 Ian Lance Taylor <iant@google.com>
3927
403a15dd
ILT		 3928 PR 10979
3929 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3930 don't put the file header and segment headers in the text
3931 segment.
3932
eda294df
ILT		 3933 PR 10979
3934 * common.cc (Sort_commons::operator()): Stabilize sort when both
3935 entries are NULL.
3936 (Symbol_table::do_allocate_commons_list): When allocating common
3937 symbols, skip a symbol which is no longer common.
3938 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3939 an object before checking its type.
3940 * testsuite/common_test_2.c: New file.
3941 * testsuite/common_test_3.c: New file.
3942 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3943 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3944 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3945 (common_test_2_pic.o, common_test_2.so): New targets.
3946 (common_test_3_pic.o, common_test_3.so): New targets.
3947 * testsuite/Makefile.in: Rebuild.
3948
d7bb5745
ILT		 3949 PR 10979
3950 * script.cc (read_input_script): If we see a new SECTIONS clause,
3951 and we have added an input section, give an error.
3952 * layout.h (class Layout): Add have_added_input_section function.
3953 Add have_added_input_section_ field.
3954 * layout.cc (Layout::Layout): Initialize
3955 have_added_input_section_.
3956 (Layout::layout): Set have_added_input_section_.
3957 (Layout::layout_eh_frame): Likewise.
3958
fc59c572
ILT		 39592009-12-30 Ian Lance Taylor <iant@google.com>
3960
3961 PR 10931
3962 * options.h (class General_options): Add --sort-common option.
3963 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3964 * common.cc (Sort_common): Add sort_order parameter to
3965 constructor. Add sort_order_ field.
3966 (Sort_commons::operator): Check sort_order_.
3967 (Symbol_table::allocate_commons): Determine the sort order.
3968 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3969 Change all callers.
3970 (Symbol_table::do_allocate_commons_list): Likewise.
3971
1c74fab0
ILT		 39722009-12-30 Ian Lance Taylor <iant@google.com>
3973
3974 PR 10916
3975 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3976 symbols from this object, don't change the visibility of an
3977 undefined symbol.
3978 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3979
6affe781
ILT		 39802009-12-30 Ian Lance Taylor <iant@google.com>
3981
3982 PR 10861
3983 * script.h (class Version_script_info): Define Language enum.
3984 Update declarations. Define Glob, Exact, and Lookup types. Add
3985 new fields globals_, locals_, and is_finalized_.
3986 * script.cc: Various formatting fixes.
3987 (class Parser_closure): Change language_stack_ from a vector of
3988 std::string to one of Version_script_info::Language. Adjust all
3989 uses accordingly.
3990 (class Lazy_demangler): Remove.
3991 (struct Version_expression): Change language from std::string to
3992 Version_script_info::Language.
3993 (Version_script_info::Version_script_info): New function.
3994 (Version_script_info::~Version_script_info): Don't call clear.
3995 (Version_script_info::finalize): New function.
3996 (Version_script_info::build_lookup_tables): New function.
3997 (Version_script_info::build_expression_list_lookup): New
3998 function.
3999 (Version_script_info::get_symbol_version_helper): Rewrite to use
4000 lookup tables.
4001 (Version_script_info::print_expression_list): Adjust to use
4002 Version_script_info::Language.
4003 (script_push_lex_into_version_mode): Check that the version script
4004 has not been finalized.
4005 (version_script_push_lang): Change language string to
4006 Version_script_info::Language.
4007 * options.cc (Command_line::version_script): New function.
4008 * options.h (class General_options): Add finalize_dynamic_list
4009 function. Change version_script from declaration to definition.
4010 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4011 * testsuite/version_script.map: Remove duplicate def of foo.
4012 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4013 version_script.map.
4014 * testsuite/Makefile.in: Rebuild.
4015
818bf354
ILT		 40162009-12-30 Ian Lance Taylor <iant@google.com>
4017
4018 PR 10843
4019 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4020 if the input symbol index is 0, make the output symbol index 0.
4021
ebcc8304
ILT		 40222009-12-30 Ian Lance Taylor <iant@google.com>
4023
4024 PR 10670
4025 * options.h (class General_options): Add -x/--discard-all.
4026 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4027 --discard-all. If the local symbol needs a dynamic entry, check
4028 that before handling --discard-locals.
4029
176fe33f
ILT		 40302009-12-30 Ian Lance Taylor <iant@google.com>
4031
bb321bb1
ILT		 4032 PR 10450
4033 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4034 flags to PF_R.
4035 (Output_segment::add_output_section): Don't change the flags if
4036 the type is PT_TLS.
4037
176fe33f
ILT		 4038 PR 10450
4039 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4040 GNU hash table if they need a dynamic value. Otherwise, don't add
4041 them if they are defined in a dynamic object or are forced local.
4042
e8cd95c7
ILT		 40432009-12-29 Ian Lance Taylor <iant@google.com>
4044
1b81fb71
ILT		 4045 PR 10450
4046 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4047 .gnu.hash table for a 32-bit target.
4048
8d6d383d
ILT		 4049 PR 10450
4050 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4051 regular and a dynamic object only needs a dynamic symbol table
4052 entry if it is externally visible.
4053
e785ec03
ILT		 4054 PR 10450
4055 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4056 constructor. Add global_offset_table_ field.
4057 (Target_i386::got_section): Set global_offset_table_.
4058 (Target_i386::do_finalize_sections): Set global_offset_table_
4059 size.
4060 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4061 in constructor. Add global_offset_table_ field.
4062 (Target_x86_64::got_section): Set global_offset_table_.
4063 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4064 size.
4065
1a2dff53
ILT		 4066 * layout.cc (Layout::Layout): Initialize increase_relro_.
4067 (Layout::get_output_section): Add is_relro, is_last_relro, and
4068 is_first_non_relro parameters. Change all callers.
4069 (Layout::choose_output_section): Likewise.
4070 (Layout::add_output_section_data): Likewise.
4071 (Layout::make_output_section): Likewise.
4072 (Layout::set_segment_offsets): Clear increase_relro when using a
4073 linker script.
4074 * layout.h (class Layout): Add increase_relro method. Add
4075 increase_relro_ field. Update declarations.
4076 * output.cc (Output_section::Output_section): Initialize
4077 is_last_relro_ and is_first_non_relro_.
4078 (Output_segment::add_output_section): Group relro sections is
4079 do_sort is true. Handle is_last_relro and is_first_non_relro.
4080 (Output_segment::maximum_alignment): Remove relro handling.
4081 (Output_segment::set_section_addresses): Add increase_relro
4082 parameter. Change all callers. Add initial alignment to align
4083 relro sections on separate page. Remove old relro handling.
4084 (Output_segment::set_section_list_addresses): Remove in_relro
4085 parameter. Change all callers.
4086 (Output_segment::set_offset): Add increase parameter. Change all
4087 callers. Remove old relro handling.
4088 * output.h (class Output_section): Add new methods: is_last_relro,
4089 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4090 Add is_last_relro_ and is_first_non_relro_ fields.
4091 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4092 Create separate .got.plt section. Call increase_relro.
4093 * x86_64.cc (Target_x86_64::got_section): Likewise.
4094 * testsuite/relro_script_test.t: Add .got.plt.
4095
f0ba79e2
ILT		 4096 PR 10450
4097 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4098 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4099 (Layout::finalize): Call set_dynamic_symbol_size.
4100 (Layout::set_dynamic_symbol_size): New function.
4101 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4102 set_dynamic_symbol_size.
4103
e8cd95c7
ILT		 4104 PR 10450
4105 * output.h (class Output_section): Add is_entsize_zero_ field.
4106 * output.cc (Output_section::Output_section): Initialize
4107 is_entsize_zero_.
4108 (Output_section::set_entsize): If two different entsizes are
4109 requested, force it to zero.
4110 (Output_section::add_input_section): Set flags for .debug_str
4111 before updating section flags. Set entsize.
4112 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4113 and SHF_STRING if all input sections have those flags.
4114
3e1b9a8a
RÁE		 41152009-12-29 Rafael Espindola <espindola@google.com>
4116
4117 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4118 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4119 reporting.
3e1b9a8a 4120
3dcad376
ST		 41212009-12-29 Sriraman Tallam <tmsriram@google.com>
4122
4123 * options.cc (General_options::parse_version): Allow -v to exit
4124 without an error if there is nothing to link.
4125
084e2665
ILT		 41262009-12-29 Ian Lance Taylor <iant@google.com>
4127
4128 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4129 using a version of gcc before 4.1.
4130 * configure: Rebuild.
4131
250acde3
CD		 41322009-12-28 Chris Demetriou <cgd@google.com>
4133
4134 * attributes.cc (Output_attributes_section_data::do_write): Use
4135 std::vector::front rather than std::vector::data.
4136
99fff23b
ILT		 41372009-12-28 Ian Lance Taylor <iant@google.com>
4138
4139 * symtab.h (class Symbol_table): Add enum Defined.
4140 * resolve.cc (Symbol_table::should_override): Add defined
4141 parameter. Change all callers. Test whether object is NULL
4142 before calling a method on it.
4143 (Symbol_table::report_resolve_problem): Add defined parameter.
4144 Change all callers.
4145 (Symbol_table::should_override_with_special): Likewise.
4146 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4147 parameter. Change all callers.
4148 (Symbol_table::do_define_in_output_data): Likewise.
4149 (Symbol_table::define_in_output_segment): Likewise.
4150 (Symbol_table::do_define_in_output_segment): Likewise.
4151 (Symbol_table::define_as_constant): Likewise.
4152 (Symbol_table::do_define_as_constant): Likewise.
4153 * script.h (class Symbol_assignment): Add is_defsym parameter to
4154 constructor; change all callers.
4155 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4156 parameter. Change all callers. Add is_defsym_ field.
4157 (class Parser_closure): Add parsing_defsym parameter to
4158 constructor; change all callers. Add parsing_defsym accessor
4159 function. Add parsing_defsym_ field.
4160
556bd683
ILT		 41612009-12-28 Ian Lance Taylor <iant@google.com>
4162
4163 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4164 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4165
1782c879
ILT		 41662009-12-23 Ian Lance Taylor <iant@google.com>
4167
4168 * i386.cc (Target_i386::do_calls_non_split): Recognize
4169 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4170 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4171 -fsplit-stack prologue when using %r11.
1782c879 4172
329ca2b1
ST		 41732009-12-21 Sriraman Tallam <tmsriram@google.com>
4174
4175 * options.cc (General_options::parse_version): Make -v continue and do
4176 the link like GNU ld does.
4177
d675ff46
RÁE		 41782009-12-17 Rafael Avila de Espindola <espindola@google.com>
4179
4180 * Makefile.am (CCFILES): Add timer.cc.
4181 (HFILES): Add timer.h.
4182 * configure.ac: Check for sysconf and times.
4183 * main.cc: include timer.h.
4184 (main): Use Timer instead of get_run_time.
4185 * timer.cc: New.
4186 * timer.h: New.
4187 * workqueue.cc: include timer.h.
4188 (Workqueue::find_and_run_task):
4189 Report user, sys and wall time.
4190 * Makefile.in: Regenerate.
4191 * config.in: Regenerate.
4192 * configure: Regenerate.
4193
d6344fb5
DK		 41942009-12-16 Doug Kwan <dougkwan@google.com>
4195
4196 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4197 sections.
4198 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4199 relaxed input sections.
4200 * output.cc (Output_section::find_relaxed_input_section): Change
4201 return type to Output_relaxed_input_section pointer. Adjust code
4202 for new type of relaxed_input_section_map_.
4203 * output.h (Output_section::find_relaxed_input_section): Change
4204 return type to Output_relaxed_input_section pointer.
4205 (Output_section::Output_relaxed_input_section_by_input_section_map):
4206 New type.
4207 (Output_section::relaxed_input_section_map_): Change type to
4208 Output_section::Output_relaxed_input_section_by_input_section_map.
4209 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4210 input section.
4211
0e0d5469
ILT		 42122009-12-15 Ian Lance Taylor <iant@google.com>
4213
4214 * layout.cc (Layout::create_shstrtab): Only write out after input
4215 sections if we are compressing debug sections.
4216
0649a889
ILT		 42172009-12-15 Ian Lance Taylor <iant@google.com>
4218
4219 * archive.cc (Archive::add_symbols): Only look up a symbol without
4220 a version if there is, in fact, a version.
4221
2ea97941
ILT		 42222009-12-14 Ian Lance Taylor <iant@google.com>
4223
4224 Revert -Wshadow changes, all changes from:
4225 2009-12-11 Doug Kwan <dougkwan@google.com>
4226 2009-12-11 Nick Clifton <nickc@redhat.com>
4227 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4228
b0eec2cc
DK		 42292009-12-11 Doug Kwan <dougkwan@google.com>
4230
4231 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4232 due to -Wshadow.
4233 * attributes.cc (Object_attribute::size): Ditto.
4234 (Attributes_section_data::size): Ditto.
4235 (Attributes_section_data::Attributes_section_data): Ditto.
4236 (Output_attributes_section_data::do_write): Ditto.
4237 * attributes.h (Object_attribute::set_type): Ditto.
4238 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4239
91d6fa6a
NC		 42402009-12-11 Nick Clifton <nickc@redhat.com>
4241
4242 * archive.cc: Fix shadowed variable warnings.
4243 * arm.cc: Likewise.
4244 * compressed_output.cc: Likewise.
4245 * compressed_output.h: Likewise.
4246 * configure: Likewise.
4247 * dwarf_reader.cc: Likewise.
4248 * dynobj.cc: Likewise.
4249 * dynobj.h: Likewise.
4250 * ehframe.cc: Likewise.
4251 * ehframe.h: Likewise.
4252 * errors.cc: Likewise.
4253 * expression.cc: Likewise.
4254 * fileread.cc: Likewise.
4255 * fileread.h: Likewise.
4256 * freebsd.h: Likewise.
4257 * i386.cc: Likewise.
4258 * icf.cc: Likewise.
4259 * incremental.h: Likewise.
4260 * layout.cc: Likewise.
4261 * layout.h: Likewise.
4262 * mapfile.cc: Likewise.
4263 * merge.cc: Likewise.
4264 * merge.h: Likewise.
4265 * object.cc: Likewise.
4266 * object.h: Likewise.
4267 * options.h: Likewise.
4268 * output.cc: Likewise.
4269 * output.h: Likewise.
4270 * parameters.cc: Likewise.
4271 * plugin.cc: Likewise.
4272 * powerpc.cc: Likewise.
4273 * reduced_debug_output.cc: Likewise.
4274 * reduced_debug_output.h: Likewise.
4275 * reloc.cc: Likewise.
4276 * reloc.h: Likewise.
4277 * resolve.cc: Likewise.
4278 * script-sections.cc: Likewise.
4279 * script.cc: Likewise.
4280 * script.h: Likewise.
4281 * sparc.cc: Likewise.
4282 * symtab.cc: Likewise.
4283 * symtab.h: Likewise.
4284 * target-select.cc: Likewise.
4285 * target-select.h: Likewise.
4286 * token.h: Likewise.
4287 * workqueue.cc: Likewise.
4288 * workqueue.h: Likewise.
4289 * x86_64.cc: Likewise.
4290
a0351a69
DK		 42912009-12-10 Doug Kwan <dougkwan@google.com>
4292
4293 * arm.cc (attributes.h): New include.
4294 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4295 (Arm_relobj::~Arm_relobj): Delete object pointed by
4296 attributes_section_data_.
4297 (Arm_relobj::attributes_section_data): New method definition.
4298 (Arm_relobj::attributes_section_data_): New data member declaration.
4299 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4300 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4301 attributes_section_data_.
4302 (Arm_dynobj::attributes_section_data): New method definition.
4303 (Arm_dynobj::attributes_section_data_): New data member declaration.
4304 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4305 initialization value of may_use_blx_ to false.
4306 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4307 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4308 object attributes to compute results instead of hard-coding.
4309 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4310 Target_arm::get_secondary_compatible_arch,
4311 Target_arm::set_secondary_compatible_arch
4312 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4313 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4314 New method declarations.
4315 (Target_arm::get_aeabi_object_attribute): New method definition.
4316 (Target_arm::attributes_section_data_): New data member declaration.
4317 (read_arm_attributes_section): New template definition.
4318 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4319 (Arm_dynobj::do_read_symbols): Ditto.
4320 (Target_arm::do_finalize_sections): Merge attributes sections from
4321 input. Check for BLX use after attributes section merging.
4322 Fix __exidx_start and __exidx_end visibility. Create an
4323 .ARM.attributes section if necessary.
4324 (Target_arm::get_secondary_compatible_arch,
4325 Target_arm::set_secondary_compatible_arch,
4326 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4327 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 4328 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 4329 New method definitions.
4330
b59befec
ILT		 43312009-12-09 Ian Lance Taylor <iant@google.com>
4332
4333 * plugin.cc (Plugin::load): Don't cast from void* to a function
4334 pointer.
4335
1276bc89
ILT		 43362009-12-09 Ian Lance Taylor <iant@google.com>
4337
4338 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4339 information fields.
4340
2f2de248
L		 43412009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4342
4343 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4344 Replace two_file_shared_1.so with two_file_shared_2.so.
4345 * testsuite/Makefile.in: Regenerated.
4346
4f787271
DK		 43472009-12-08 Doug Kwan <dougkwan@google.com>
4348
4349 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4350 (HFILES): Add attributes.h and int_encoding.h.
4351 * Makefile.in: Regenerate.
4352 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4353 function definitions to int_encoding.cc
4354 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4355 prototypes to int_encoding.h
4356 * reduced_debug_output.cc (int_encoding.h): New include.
4357 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4358 function definitions to int_encoding.cc
4359 (insert_into_vector, read_from_pointer): Move template definitions to
4360 int_encoding.h
4361 * attributes.cc: New file.
4362 * attributes.h: New file.
4363 * int_encoding.cc: New file.
4364 * int_encoding.h: New file.
4365
20b52f1a
RÁE		 43662009-12-07 Rafael Avila de Espindola <espindola@google.com>
4367
4368 PR gold/11055
4369 * incremental-dump.cc (dump_incremental_inputs): New.
4370 (main): Use dump_incremental_inputs.
4371
53d7974c
L		 43722009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4373
4374 PR gold/10893
4375 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4376 checking elfcpp::STT_FUNC.
4377 (Target_i386::Relocate::relocate): Likewise.
4378 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4379
4380 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4381 symbols from shared libraries into normal FUNC symbols.
4382
4383 * symtab.h (Symbol): Add is_func and use it.
4384
05a352e6
DK		 43852009-12-05 Doug Kwan <dougkwan@google.com>
4386
4387 * arm.cc (Target_arm::arm_info): Initialize new fields
4388 attributes_section and attributes_vendor.
4389 * i386.cc (Target_i386::i386_info): Same.
4390 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4391 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4392 fields attributes_section and attributes_vendor.
53d7974c 4393 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4394 * target.h (Target::attributes_section, Target::attributes_vendor,
4395 Target::is_attributes_section, Target::attribute_arg_type,
4396 Target::attributes_order): New method definitions.
4397 (Target::Target_info::attributes_section,
4398 Target::Target_info::attributes_vendor): New fields.
4399 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4400 virtual method definitions.
4401 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4402 attributes_section and attributes_vendor.
4403 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4404
f4e5969c
DK		 44052009-12-05 Doug Kwan <dougkwan@google.com>
4406
4407 * arm.cc: Update comments about interworking and stub generation.
4408 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4409 considered as non-PIC.
4410 (Arm_relocate_functions::base_abs): Fix formatting.
4411 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4412 of function to use GOT entry address instead of offset.
4413 (Target_arm::Scan::global): Issue an error if a symbol would need a
4414 PLT does not get one because it is untyped. Remove code to create
4415 dynamic symbols for relative branches.
4416 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4417 takes unsigned integer instead of boolean.
4418
1abce4a6
L		 44192009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4420
4421 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4422 (two_file_test_LDADD): Likewise.
4423 (common_test_1_LDADD): Likewise.
4424 (exception_test_LDADD) Likewise.
4425 (weak_test_LDADD): Likewise.
4426 (many_sections_test_LDADD): Likewise.
4427 (initpri1_LDADD): Likewise.
4428 (script_test_1_LDADD): Likewise.
4429 (script_test_2_LDADD): Likewise.
4430 (justsyms_LDADD): Likewise.
4431 (binary_test_LDADD): Likewise.
4432 (large_LDADD): Likewise.
4433 * testsuite/Makefile.in: Regenerated.
4434
adcf2816 44352009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4436
adcf2816
L		 4437 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4438 (Symbol_table::override_with_special): Likewise.
4439 (Symbol_table::add_from_object): Likewise.
4440
28e67f5d
RÁE		 44412009-12-04 Rafael Avila de Espindola <espindola@google.com>
4442
4443 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4444 Don't set the data_offset twice.
4445
ae10a101
RÁE		 44462009-12-04 Rafael Avila de Espindola <espindola@google.com>
4447
4448 * testsuite/Makefile.in: Regenerate.
4449
f59f41f3
DK		 44502009-12-03 Doug Kwan <dougkwan@google.com>
4451
4452 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4453 (Target_arm::do_finalize_sections): Add parameter for symbol table
4454 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4455 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4456 parameter for symbol table pointer.
4457 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4458 an additional parameter for a pointer to symbol table.
4459 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4460 parameter for a symbol table pointer.
4461 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4462 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4463 Ditto.
4464 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4465 parameter for a symbol table pointer.
4466
ca55d848
RÁE		 44672009-12-03 Rafael Avila de Espindola <espindola@google.com>
4468
4469 * incremental.cc (Incremental_inputs_header)
4470 (Incremental_inputs_header_write, Incremental_inputs_entry)
4471 (Incremental_inputs_entry_write): Move ...
4472 * incremental.h (Incremental_inputs_header)
4473 (Incremental_inputs_header_write, Incremental_inputs_entry)
4474 (Incremental_inputs_entry_write): here.
4475
3aec4f9c
RÁE		 44762009-12-02 Rafael Avila de Espindola <espindola@google.com>
4477
4478 * incremental.cc (make_sized_incremental_binary): Set the target.
4479 Error if it is incompatible.
4480 * output.h (Output_file): Add filename method.
4481
9c0ae74d
RÁE		 44822009-12-02 Rafael Avila de Espindola <espindola@google.com>
4483
4484 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4485 from the get_* methods.
4486
a45500ae
RÁE		 44872009-12-02 Rafael Avila de Espindola <espindola@google.com>
4488
4489 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4490 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4491 Write 0 for the data_offset of scripts.
4492
325e6408
RÁE		 44932009-12-02 Rafael Avila de Espindola <espindola@google.com>
4494
4495 * testsuite/Makefile.am: Add the incremental_test.sh test.
4496 * testsuite/incremental_test.sh: New.
4497 * testsuite/incremental_test_1.c: New.
4498 * testsuite/incremental_test_2.c: New.
4499
954c3e2e
RÁE		 45002009-12-01 Rafael Avila de Espindola <espindola@google.com>
4501
4502 * incremental-dump.cc (main): Fix typos.
4503
f8086623
RÁE		 45042009-11-27 Rafael Avila de Espindola <espindola@google.com>
4505
4506 PR gold/11025
4507 * incremental-dump.cc (main): Use llu to print 64 bit values.
4508
3b0dd6ac
L		 45092009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4510 H.J. Lu <hongjiu.lu@intel.com>
4511
4512 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4513 $(LIBDL).
4514 (incremental_dump_LDADD): Likewise.
4515 * Makefile.in: Regenerated.
4516
a6d1ef57 45172009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4518
a6d1ef57
DK		 4519 Revert:
4520
4521 2009-11-25 Doug Kwan <dougkwan@google.com>
4522
4523 * arm.cc (Target_arm::Target_arm): Move method definition
4524 outside of class definition. Add code to handle
4525 --target1-rel, --target1-abs and --target2= options.
4526 (Target_arm::get_reloc_reloc_type): Change method to be
4527 non-static and const.
4528 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4529 New data member declaration.
4530 (Target_arm::Scan::local, Target_arm::Scan::global,
4531 Target_arm::Relocate::relocate,
4532 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4533 Adjust call to Target_arm::get_real_reloc_type.
4534 (Target_arm::get_real_reloc_type): Use command line options
4535 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4536 * options.h (--target1-rel, --target1-abs, --target2): New
4537 ARM-only options.
4538
50aeb7d4
DK		 45392009-11-25 Doug Kwan <dougkwan@google.com>
4540
4541 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4542 class definition. Add code to handle --target1-rel, --target1-abs
4543 and --target2= options.
4544 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4545 and const.
4546 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4547 member declaration.
4548 (Target_arm::Scan::local, Target_arm::Scan::global,
4549 Target_arm::Relocate::relocate,
4550 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4551 call to Target_arm::get_real_reloc_type.
4552 (Target_arm::get_real_reloc_type): Use command line options to
4553 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4554 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4555 options.
4556
51938283
DK		 45572009-11-25 Doug Kwan <dougkwan@google.com>
4558
4559 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4560 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4561 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4562 formatting.
4563 (Arm_relocate_functions::thm_call): Replace body with a call to
4564 Arm_relocate_functions::thumb_branch_common.
4565 (Arm_relocate_functions::thm_jump24,
4566 Arm_relocate_functions::thm_xpc22): New method definitions.
4567 (Arm_relocate_functions::thumb_branch_common): New method definition.
4568 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4569 operator.
4570 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4571 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4572
e2b8f3c4
RÁE		 45732009-11-24 Rafael Avila de Espindola <espindola@google.com>
4574
4575 * Makefile.am: Build incremental-dump
4576 * Makefile.in: Regenerate.
4577 * incremental-dump.cc: New.
4578 * incremental.cc (Incremental_inputs_header_data,
4579 Incremental_inputs_entry_data): Move to incremental.h
4580 * incremental.h: (Incremental_inputs_header_data,
4581 Incremental_inputs_entry_data): Move from incremental.cc
4582
bcba9aec
RÁE		 45832009-11-24 Rafael Avila de Espindola <espindola@google.com>
4584
4585 * incremental.cc (Incremental_inputs_header,
4586 Incremental_inputs_header_write, Incremental_inputs_entry,
4587 Incremental_inputs_entry_write): Add a typedef with the data type.
4588
7c3afe08
RÁE		 45892009-11-24 Rafael Avila de Espindola <espindola@google.com>
4590
4591 * incremental.cc (Incremental_inputs_header,
4592 Incremental_inputs_header_write, Incremental_inputs_entry,
4593 Incremental_inputs_entry_write): Update comment about which
4594 type has the filed descriptions.
4595
d204b6e9
DK		 45962009-11-15 Doug Kwan <dougkwan@google.com>
4597
4598 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4599 (Arm_relocate_functions::arm_branch_common): Change method defintion
4600 in class definition to a method declaration and update list of formal
4601 parameters.
4602 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4603 Arm_relocation_functions::jump24): Adjust call to
4604 Arm_relocate_functions::arm_branch_common. Update list of formal
4605 parameters.
4606 (Arm_relocate_functions::xpc25): New method definition.
4607 (Arm_relocate_functions::arm_branch_common): Move method defintion
4608 out from class definition. Use stubs for mode-switching and extending
4609 branch ranges.
4610 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4611 specially. Change code to enable use of stubs in ARM branches.
4612
43d12afe
DK		 46132009-11-10 Doug Kwan <dougkwan@google.com>
4614
4615 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4616 in method declaration.
4617 (Target_arm::relocate_stub): New method declaration.
4618 (Target_arm::default_target): Change to return a pointer instead of
4619 a const reference.
4620 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4621 Target_arm::default_target.
4622 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4623 method definition.
4624 (Target_arm::relocate_section): Adjust view.
4625 (Target_arm::relocate_stub): New method definition.
4626
ac33a407
DK		 46272009-11-10 Doug Kwan <dougkwan@google.com>
4628
4629 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4630 a format warning.
4631 * incremental.cc (open_incremental_binary): Initialized local
4632 variables to avoid warnings.
4633 * object.cc (make_elf_object): Ditto.
4634 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4635 a format warning.
e1df38aa 4636
88ee28e9
L		 4637009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4638
4639 PR gold/10930
4640 * testsuite/plugin_test.c: Include "config.h".
4641
2daedcd6
DK		 46422009-11-09 Doug Kwan <dougkwan@google.com>
4643
4644 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4645 (arm_symbol_value): Remove.
4646 (Arm_relocate_functions::arm_branch_common,
4647 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4648 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4649 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4650 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4651 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4652 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4653 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4654 Arm_relocate_functions::thm_mobw_abs_nc,
4655 Arm_relocate_functions::thm_mov_abs,
4656 Arm_relocate_functions::movw_prel_nc,
4657 Arm_relocate_functions::thm_movt_abs,
4658 Arm_relocate_functions::movt_prel,
4659 Arm_relocate_functions::thm_movw_prel_nc,
4660 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4661 (Target_arm::Relocate::relocate): Only decompose address into two
4662 parts if relocation type uses the thumb-bit and pass the actual
4663 bit instead of a flag indicating that the thumb-bit is used. Adjust
4664 calls to methods in Arm_relocate_functions for this change.
4665
1276bc89 46662009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4667
4668 PR 10925
4669 * reloc.cc: Instantiate
4670 Sized_relobj::initialize_input_to_output_maps and
4671 Sized_relobj:free_input_to_output_maps.
4672
e53ad1b5
ILT		 46732009-11-06 Ian Lance Taylor <iant@google.com>
4674
4675 PR 10876
4676 * defstd.cc (in_segment): Set only_if_ref true for "end".
4677
eb44217c
DK		 46782009-11-06 Doug Kwan <dougkwan@google.com>
4679
4680 * arm.cc (class Reloc_stub): Correct a comment.
4681 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4682 (Target_arm::scan_section_for_stubs): New method declaration.
4683 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4684 Change methods from private to protected.
4685 (Target_arm::do_may_relax): New method definition.
4686 (Target_arm::do_relax, Target_arm::group_sections,
4687 Target_arm::scan_reloc_for_stub,
4688 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4689 (Target_arm::arm_input_section_map_): New data member declaration.
4690 (Target_arm::scan_reloc_for_stub,
4691 Target_arm::scan_reloc_section_for_stubs,
4692 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4693 Target_arm::do_relax): New method definitions.
4694
5d329b7d
ILT		 46952009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4696
4697 * configure.ac: Check for (struct stat)::st_mtim
4698 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4699 * config.in: Regenerate.
4700 * configure: Regenerate.
4701
96a0d71b
ILT		 47022009-11-05 Ian Lance Taylor <iant@google.com>
4703
4704 PR 10910
4705 * output.cc (Output_segment::add_output_section): Add missing
4706 return statement.
4707
594c8e5e
ILT		 47082009-11-04 Ian Lance Taylor <iant@google.com>
4709
4710 PR 10880
4711 * object.h (class Object): Add is_needed and set_is_needed
4712 methods. Add is_needed_ field. Make bool fields into bitfields.
4713 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4714 defined in a dynamic object and referenced by a regular object,
4715 set is_needed for the dynamic object.
4716 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4717 if the file is marked with as_needed and it is not needed.
4718
22b127cc
ILT		 47192009-11-04 Ian Lance Taylor <iant@google.com>
4720
4721 PR 10887
4722 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4723 tags if data is discarded by linker script.
4724 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4725 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4726 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4727 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4728
f5c870d2
ILT		 47292009-11-04 Ian Lance Taylor <iant@google.com>
4730
4731 * layout.cc (Layout::get_output_section): Add is_interp and
4732 is_dynamic_linker_section parameters. Change all callers.
4733 (Layout::choose_output_section): Likewise.
4734 (Layout::make_output_section): Likewise.
4735 (Layout::add_output_section_data): Add is_dynamic_linker_section
4736 parameter. Change all callers.
4737 * layout.h (class Layout): Update declarations.
4738 * output.h (class Output_section): Add is_interp, set_is_interp,
4739 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4740 Add is_interp_, is_dynamic_linker_section_ fields. Change
4741 generate_code_fills_at_write_ to a bitfield.
4742 * output.cc (Output_section::Output_sections): Initialize new
4743 fields.
4744 (Output_segment::add_output_section): Add do_sort parameter.
4745 Change all callers.
4746
1ae4d23b
ILT		 47472009-11-03 Ian Lance Taylor <iant@google.com>
4748
4749 PR 10860
4750 * options.h (class General_options): Add --warn-common.
4751 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4752 merging two common symbols.
4753 (Symbol_table::should_override): Handle --warn-common when merging
4754 a common symbol with a defined symbol. Use report_resolve_problem
4755 for multiple definitions.
4756 (Symbol_table::report_resolve_problem): New function.
4757 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4758
55da9579
DK		 47592009-11-03 Doug Kwan <dougkwan@google.com>
4760
4761 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4762 stub_factory_.
4763 (Target_arm::stub_factory): New method definition.
4764 (Target_arm::new_arm_input_section,
4765 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4766 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4767 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4768 New type definitions.
4769 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4770 member declarations.
4771 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4772 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4773 New method definitions.
4774
37a9ac43
ILT		 47752009-11-03 Ian Lance Taylor <iant@google.com>
4776
4777 * options.h (class General_options): Add --warn_constructors.
4778
b3d6a3d4
ILT		 47792009-11-03 Ian Lance Taylor <iant@google.com>
4780
4781 PR 10893
4782 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4783 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4784
934b01dd
ILT		 47852009-11-03 Ian Lance Taylor <iant@google.com>
4786
4787 PR 10895
4788 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4789 --msgid-bugs-address.
4790 (install-pdf): New target.
4791 (install-data_yes): Look up one directory to find mkinstalldirs.
4792
03c1939b
L		 47932009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4794
4795 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4796 tree.
4797
ebd95253
DK		 47982009-10-30 Doug Kwan <dougkwan@google.com>
4799
4800 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4801
e9bbb538
DK		 48022009-10-30 Doug Kwan <dougkwan@google.com>
4803
4804 * arm.cc (Stub_addend_reader): New struct template definition
4805 and partial specializations.
4806 (Stub_addend_reader::operator()): New method definition for a
4807 partially specialized template.
4808
d5b40221
DK		 48092009-10-30 Doug Kwan <dougkwan@google.com>
4810
4811 * arm.cc (Arm_relobj::processor_specific_flags): New method
4812 definition.
4813 (Arm_relobj::do_read_symbols): New method declaration.
4814 (Arm_relobj::processor_specific_flags_): New data member declaration.
4815 (Arm_dynobj): New class definition.
4816 (Target_arm::do_finalize_sections): Add input_objects parameter.
4817 (Target_arm::do_adjust_elf_header): New method declaration.
4818 (Target_arm::are_eabi_versions_compatible,
4819 (Target_arm::merge_processor_specific_flags): New method declaration.
4820 (Target_arm::do_make_elf_object): New overloaded method definitions
4821 and declaration.
4822 (Arm_relobj::do_read_symbols): New method definition.
4823 (Arm_dynobj::do_read_symbols): Ditto.
4824 (Target_arm::do_finalize_sections): Add input_objects parameters.
4825 Merge processor-specific flags from all input objects.
4826 (Target_arm::are_eabi_versions_compatible,
4827 Target_arm::merge_processor_specific_flags,
4828 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4829 New method definitions.
4830 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4831 Input_objects pointer type parameter.
4832 * layout.cc (Layout::finalize): Pass input objects to target's.
4833 finalize_sections function.
4834 * output.cc (Output_file_header::do_sized_write): Set ELF file
4835 header's processor-specific flags.
4836 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4837 Input_objects pointer type parameter.
4838 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4839 * target.h (Input_objects): New forward class declaration.
4840 (Target::processor_specific_flags,
4841 Target::are_processor_specific_flags_sect): New method definitions.
4842 (Target::finalize_sections): Add input_objects parameter.
4843 (Target::Target): Initialize processor_specific_flags_ and
4844 are_processor_specific_flags_set_.
4845 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4846 parameter.
4847 (Target::set_processor_specific_flags): New method definition.
4848 (Target::processor_specific_flags_,
4849 Target::are_processor_specific_flags_set_): New data member
4850 declarations.
4851 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4852 Input_objects pointer type parameter.
4853
ebabffbd
DK		 48542009-10-30 Doug Kwan <dougkwan@google.com>
4855
4856 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4857
ad0f2072
ILT		 48582009-10-28 Ian Lance Taylor <iant@google.com>
4859
4860 * object.h (class Relobj): Drop options parameter from
4861 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4862 do_scan_relocs, do_relocate. Change all callers.
4863 (class Sized_relobj): Drop options parameters from
4864 do_gc_process_relocs, do_scan_relocs, do_relocate,
4865 do_relocate_sections, relocate_sections, emit_relocs_scan,
4866 emit_relocs_scan_reltype. Change all callers.
4867 (struct Relocate_info): Remove options field and all references to
4868 it.
4869 * reloc.h (class Read_relocs): Remove options constructor
4870 parameter and options_ field. Change all callers.
4871 (class Gc_process_relocs, class Scan_relocs): Likewise.
4872 (class Relocate_task): Likewise.
4873 * target-reloc.h (scan_relocs): Remove options parameter. Change
4874 all callers.
4875 (scan_relocatable_relocs): Likewise.
4876 * target.h (class Sized_target): Remove options parameter from
4877 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4878 all callers.
4879 * gc.h (gc_process_relocs): Remove options parameter. Change all
4880 callers.
4881 * arm.cc: Update functions to remove options parameters.
4882 * i386.cc: Likewise.
4883 * powerpc.cc: Likewise.
4884 * sparc.cc: Likewise.
4885 * x86_64.cc: Likewise.
4886 * testsuite/testfile.cc: Likewise.
4887
8ffa3667
DK		 48882009-10-28 Doug Kwan <dougkwan@google.com>
4889
4890 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4891 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4892 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4893 New method definitions.
4894
40f36857
CC		 48952009-10-28 Cary Coutant <ccoutant@google.com>
4896
4897 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4898 (Plugin::cleanup_done_): New member.
4899 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4900 (Plugin_manager::cleanup_done_): Remove.
4901 (Plugin_manager::add_input_file): Edit error message.
4902 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4903 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4904
2c849493
ILT		 49052009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4906
4907 * fileread.cc: (File_read::View::~View): Use the new
4908 data_ownership_ filed.
4909 (File_read::~File_read): Dispose the new whole_file_view_.
4910 (File_read::open): Mmap the whole file if needed.
4911 (File_read::open): Use whole_file_view_ instead of contents_.
4912 (File_read::find_view): Use whole_file_view_ if applicable.
4913 (File_read::do_read): Use whole_file_view_ instead of contents_.
4914 (File_read::make_view): Use whole_file_view_ instead of contents_,
4915 update File_read::View::View call.
4916 (File_read::find_or_make_view): Update File_read::View::View
4917 call.
4918 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4919 remove contents_
4920 (File_read::View::Data_ownership): New enum.
4921 (File_read::View::View): Replace bool mapped_ with Data_ownership
4922 argument.
4923 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4924 (File_read::View::data_ownership_): New field.
4925 (File_read::contents_): Remove (replaced by whole_file_view_).
4926 (File_read::whole_file_view_): New field.
4927 * options.h (class General_options): Add --keep-files-mapped.
4928
24998053
CC		 49292009-10-27 Cary Coutant <ccoutant@google.com>
4930
4931 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4932 * testsuite/Makefile.am (plugin_test_5): New test case.
4933 * testsuite/Makefile.in: Regenerate.
4934
72adc4fa
DK		 49352009-10-25 Doug Kwan <dougkwan@google.com>
4936
4937 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4938 from private to protected to allow access by child class.
4939 (Sized_relobj::do_relocate_sections): New method declaration.
4940 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4941 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4942 Sized_relobj::relocate_sections. Instantiate template explicitly
4943 for different target sizes and endianity.
4944
07f508a2
DK		 49452009-10-24 Doug Kwan <dougkwan@google.com>
4946
4947 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4948 (Arm_input_section::as_arm_input_section): New method.
4949 (Arm_output_section): New class definition.
4950 (Arm_output_section::create_stub_group,
4951 Arm_output_section::group_sections): New method definitions.
4952
10ad9fe5
DK		 49532009-10-22 Doug Kwan <dougkwan@google.com>
4954
4955 * arm.cc (Arm_input_section): New class definition.
4956 (Arm_input_section::init, Arm_input_section:do_write,
4957 Arm_input_section::set_final_data_size,
4958 Arm_input_section::do_reset_address_and_file_offset): New method
4959 definitions.
4960
56ee5e00
DK		 49612009-10-21 Doug Kwan <dougkwan@google.com>
4962
4963 * arm.cc (Stub_table, Arm_input_section): New forward class
4964 declarations.
4965 (Stub_table): New class defintion.
4966 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4967 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4968 New method definition.
4969
b569affa
DK		 49702009-10-21 Doug Kwan <dougkwan@google.com>
4971
4972 * arm.cc: Update copyright comments.
4973 (Target_arm): New forward class template declaration.
4974 (Arm_address): New type.
4975 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4976 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4977 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4978 constants.
4979 (Insn_template): Same.
4980 (DEF_STUBS): New macro.
4981 (Stub_type): New enum type.
4982 (Stub_template): New class definition.
4983 (Stub): Same.
4984 (Reloc_stub): Same.
4985 (Stub_factory): Same.
4986 (Target_arm::Target_arm): Initialize may_use_blx_ and
4987 should_force_pic_veneer_.
4988 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4989 Target_arm::should_force_pic_veneer,
4990 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4991 Target_arm::using_thumb_only, Target_arm:;default_target): New
4992 method defintions.
4993 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4994 New data member declarations.
4995 (Insn_template::size, Insn_template::alignment): New method defintions.
4996 (Stub_template::Stub_template): New method definition.
4997 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4998 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4999 (Stub_factory::Stub_factory): New method definition.
5000 * gold.h (string_hash): New template.
5001 * output.h (Input_section_specifier::hash_value): Use
5002 gold::string_hash.
5003 (Input_section_specifier::string_hash): Remove.
5004 * stringpool.cc (Stringpool_template::string_hash): Use
5005 gold::string_hash.
5006
6c172549
DK		 50072009-10-20 Doug Kwan <dougkwan@google.com>
5008
5009 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5010 symbols of relaxed input sections.
5011 * output.h (Output_section::find_relaxed_input_section): Make
5012 method public.
5013
c5617f2f
DK		 50142009-10-16 Doug Kwan <dougkwan@google.com>
5015
5016 * dynobj.cc (Versions::Versions): Initialize version_script_.
5017 Only insert base version symbol definition for a shared object
5018 if version script defines any version versions.
5019 (Versions::define_base_version): New method definition.
5020 (Versions::add_def): Check that base version is not needed.
5021 (Versions::add_need): Define base version lazily.
5022 * dynobj.h (Versions::define_base_version): New method declaration.
5023 (Versions::needs_base_version_): New data member declaration.
5024 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5025 (check_DATA): Add no_version_test.stdout.
5026 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5027 New make rules.
5028 * testsuite/Makefile.in: Regenerate.
5029 * testsuite/no_version_test.c: New file.
5030 * testsuite/no_version_test.sh: Ditto.
5031
3c12dcdb
DK		 50322009-10-16 Doug Kwan <dougkwan@google.com>
5033
5034 * expression.cc (class Segment_start_expression): New class definition.
5035 (Segment_start_expression::value): New method definition.
5036 (script_exp_function_segment_start): Return a new
5037 Segment_start_expression.
5038 * gold/script-c.h (script_saw_segment_start_expression): New function
5039 prototype.
5040 * script-sections.cc (Script_sections::Script_sections): Initialize
5041 SAW_SEGMENT_START_EXPRESSION_ to false.
5042 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5043 and -Tbbs options to specify section addresses if given in
5044 command line and no SEGMENT_START expression is seen in a script.
5045 * script-sections.h (Script_sections::saw_segment_start_expression,
5046 Script_sections::set_saw_segment_start_expression): New method
5047 definition.
5048 (Script_sections::saw_segment_start_expression_): New data member
5049 declaration.
5050 * script.cc (script_saw_segment_start_expression): New function.
5051 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5052 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5053 script_test_7.sh and script_test_8.sh.
5054 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5055 script_test_8.stdout.
5056 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5057 (script_test_6, script_test_6.stdout, script_test_7,
5058 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5059 * Makefile.in: Regenerate.
5060 * testsuite/script_test_6.sh: New file.
5061 * testsuite/script_test_6.t: Same.
5062 * testsuite/script_test_7.sh: Same.
5063 * testsuite/script_test_7.t: Same.
5064 * testsuite/script_test_8.sh: Same.
5065
64b1ae37
DK		 50662009-10-16 Doug Kwan <dougkwan@google.com>
5067
5068 * output.cc (Output_segment::set_section_list_address): Cast
5069 expressions to unsigned long long type to avoid format warnings.
5070
661be1e2
ILT		 50712009-10-15 Ian Lance Taylor <iant@google.com>
5072
12edd763 5073 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 5074 dot assignment to script_sections_.
12edd763
ILT		 5075 * script-sections.cc (Script_sections::add_dot_assignment):
5076 Initialize if necessary.
5077
68b6574b
ILT		 5078 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5079 program headers with no load segment if there is a linker script.
5080
661be1e2
ILT		 5081 * layout.cc (Layout::set_segment_offsets): Align the file offset
5082 to the segment aligment for -N or -n with no load segment.
5083 * output.cc (Output_segment::add_output_section): Don't crash if
5084 the first section is a TLS section.
5085 (Output_segment::set_section_list_addresses): Print an error
5086 message if the address moves backward in a linker script.
5087 * script-sections.cc
5088 (Output_section_element_input::set_section_addresses): Don't
5089 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5090 (Orphan_output_section::set_section_addresses): Likewise.
5091
f15f61a7
DK		 50922009-10-15 Doug Kwan <dougkwan@google.com>
5093
5094 * layout.cc (Layout::finish_dynamic_section): Generate tags
5095 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5096 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5097 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5098
82bb573a
ILT		 50992009-10-14 Ian Lance Taylor <iant@google.com>
5100
5101 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5102 fields.
5103 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5104 data_shdr fields of relinfo.
5105 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5106 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5107 R_386_TLS_LDO_32, adjust based on section flags.
5108 (Target_i386::Relocate::fix_up_ldo): Remove.
5109
374ad285
ILT		 51102009-10-13 Ian Lance Taylor <iant@google.com>
5111
5112 Add support for -pie.
5113 * options.h (class General_options): Add -pie and
5114 --pic-executable.
5115 (General_options::output_is_position_independent): Test -pie.
5116 (General_options::output_is_executable): Return true if not shared
5117 and not relocatable.
5118 (General_options::output_is_pie): Remove.
5119 * options.cc (General_options::finalize): Reject incompatible uses
5120 of -pie.
5121 * gold.cc (queue_middle_tasks): A -pie link is not static.
5122 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5123 * symtab.cc (Symbol::final_value_is_known): Return false if
5124 output_is_position_independent.
5125 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5126 output_is_position_independent.
5127 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5128 output_is_position_independent.
5129 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5130 output_is_position_independent.
5131 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5132 two_file_pie_test.
5133 (basic_pie_test.o, basic_pie_test): New targets.
5134 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5135 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5136 (two_file_pie_test): New target.
5137 * testsuite/Makefile.in: Rebuild.
5138 * README: Remove note saying that -pie is not supported.
5139
c6585162
ILT		 51402009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5141
5142 * options.h (class General_options): Add -init and -fini.
5143 * layout.cc (Layout::finish_dynamic_section): Emit
5144 given init and fini functions.
5145
032ce4e9
ST		 51462009-10-13 Sriraman Tallam <tmsriram@google.com>
5147
5148 * gc.h (gc_process_relocs): Check if icf is enabled using new
5149 function.
5150 * gold.cc (queue_initial_tasks): Likewise.
5151 (queue_middle_tasks): Likewise.
5152 * object.cc (do_layout): Likewise.
5153 * symtab.cc (is_section_folded): Likewise.
5154 * main.cc (main): Likewise.
5155 * reloc.cc (Read_relocs::run): Likewise.
5156 (Sized_relobj::do_scan_relocs): Likewise.
5157 * icf.cc (is_function_ctor_or_dtor): New function.
5158 (Icf::find_identical_sections): Check if function is ctor or dtor when
5159 safe icf is chosen.
5160 * options.h (General_options::icf): Change option to be an enum.
5161 (Icf_status): New enum.
5162 (icf_enabled): New method.
5163 (icf_safe_folding): New method.
5164 (set_icf_status): New method.
5165 (icf_status_): New variable.
5166 * (options.cc) (General_options::finalize): Set icf_status_.
5167 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5168 icf_test and icf_keep_unique_test to use the --icf enum flag.
5169 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5170 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5171
f345227a
ST		 51722009-10-12 Sriraman Tallam <tmsriram@google.com>
5173
5174 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5175 includes to gc.h and icf.h.
5176 * arm.cc: Include gc.h.
5177 * gold.cc: Likewise.
5178 * i386.cc: Likewise.
5179 * powerpc.cc: Likewise.
5180 * sparc.cc: Likewise.
5181 * x86_64.cc: Likewise.
5182 * gc.h: Include icf.h.
5183
1c7814ed
ILT		 51842009-10-11 Ian Lance Taylor <iant@google.com>
5185
5186 * plugin.cc: Include "gold.h" before other header files.
5187
ae3b5189
CD		 51882009-10-10 Chris Demetriou <cgd@google.com>
5189
5190 * options.h (Input_file_argument::Input_file_type): New enum.
5191 (Input_file_argument::is_lib_): Replace with...
5192 (Input_file_argument::type_): New member.
5193 (Input_file_argument::Input_file_argument): Take Input_file_type
5194 'type' rather than boolean 'is_lib' as second argument.
5195 (Input_file_argument::is_lib): Use type_.
5196 (Input_file_argument::is_searched_file): New function.
5197 (Input_file_argument::may_need_search): Handle is_searched_file.
5198 * options.cc (General_options::parse_library): Support -l:filename.
5199 (General_options::parse_just_symbols): Update for Input_file_argument
5200 changes.
5201 (Command_line::process): Likewise.
5202 * archive.cc (Archive::get_file_and_offset): Likewise.
5203 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5204 * script.cc (read_script_file, script_add_file): Likewise.
5205 * fileread.cc (Input_file::Input_file): Likewise.
5206 (Input_file::will_search_for): Handle is_searched_file.
5207 (Input_file::open): Likewise.
5208 * readsyms.cc (Read_symbols::get_name): Likewise.
5209 * testsuite/Makefile.am (searched_file_test): New test.
5210 * testsuite/Makefile.in: Regenerate.
5211 * testsuite/searched_file_test.cc: New file.
5212 * testsuite/searched_file_test_lib.cc: New file.
5213
f3048a1d
ILT		 52142009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5215 Ian Lance Taylor <iant@google.com>
5216
5217 * descriptor.cc: Include <cstdio> and "binary-io.h".
5218 (Descriptors::open): Open the files in binary mode always.
5219 * script.cc (Lex::get_token): Treat \r as whitespace.
5220
d4780e57
ILT		 52212009-10-09 Ian Lance Taylor <iant@google.com>
5222
5223 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5224
d9a893b8
ILT		 52252009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5226 Ian Lance Taylor <iant@google.com>
5227
5228 * configure.ac: Check for readv function also.
5229 * fileread.cc (readv): Define if not HAVE_READV.
5230 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5231 does not exist.
5232 * config.in: Regenerate.
5233 * configure: Regenerate.
5234
c0a62865
DK		 52352009-10-09 Doug Kwan <dougkwan@google.com>
5236
5237 * layout.cc (Layout::make_output_section): Call target hook to make
5238 ordinary output section.
5239 (Layout::finalize): Adjust parameter list of call the
5240 Target::may_relax().
5241 * layout.h (class Layout::section_list): New method.
5242 * merge.h (Output_merge_base::entsize): Change visibility to public.
5243 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5244 New methods.
5245 (Output_merge_string::do_is_string): New method.
5246 * object.cc (Sized_relobj::do_setup): renamed from
5247 Sized_relobj::set_up.
5248 * object.h (Sized_relobj::adjust_shndx,
5249 Sized_relobj::initializ_input_to_output_maps,
5250 Sized_relobj::free_input_to_output_maps): Change visibilities to
5251 protected.
5252 (Sized_relobj::setup): Virtualize.
5253 (Sized_relobj::do_setup): New method declaration.
5254 (Sized_relobj::invalidate_section_offset,
5255 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5256 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5257 * options.cc (parse_int): New function.
5258 * options.h (parse_int): New declaration.
5259 (DEFINE_int): New macro.
5260 (stub_group_size): New option.
5261 * output.cc (Output_section::Output_section): Initialize memebers
5262 merge_section_map_, merge_section_by_properties_map_,
5263 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5264 (Output_section::add_input_section): Handled deferred code-fill
5265 generation and remove an old comment.
5266 (Output_section::add_relaxed_input_section): New method definition.
5267 (Output_section::add_merge_input_section): Use merge section by
5268 properties map to speed to search. Update merge section maps
5269 as appropriate.
5270 (Output_section::build_relaxation_map): New method definition.
5271 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5272 Same.
5273 (Output_section::relax_input_section): Renamed to
5274 Output_section::convert_input_sections_to_relaxed_sections and change
5275 interface to take a vector of pointers to relaxed sections.
5276 (Output_section::find_merge_section,
5277 Output_section::find_relaxed_input_section): New method definitions.
5278 (Output_section::is_input_address_mapped,
5279 Output_section::output_offset, Output_section::output_address):
5280 Use output section data maps to speed up searching.
5281 (Output_section::find_starting_output_address): Add comments.
5282 (Output_section::do_write,
5283 Output_section::write_to_postprocessing_buffer): Do code-fill
5284 generation as appropriate.
5285 (Output_section::get_input_sections): Invalidate relaxed input section
5286 map.
5287 (Output_section::restore_states): Adjust type of checkpoint .
5288 Invalidate relaxed input section map.
5289 * output.h (Output_merge_base): New class declaration.
5290 (Input_section_specifier): New class defintion.
5291 (class Output_relaxed_input_section) Change base class to
5292 Output_section_data_build.
5293 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5294 base class initializer.
5295 (Output_section::add_relaxed_input_section): New method declaration.
5296 (Output_section::Input_section): Change visibility to protected.
5297 (Output_section::Input_section::relobj,
5298 Output_section::Input_section::shndx): Handle relaxed input sections.
5299 Output_section::input_sections) Change visibility to protected. Also
5300 define overload to return a non-const pointer.
5301 (Output_section::Merge_section_properties): New class defintion.
5302 (Output_section::Merge_section_by_properties_map,
5303 Output_section::Output_section_data_by_input_section_map,
5304 Output_section::Relaxation_map): New types.
5305 (Output_section::relax_input_section): Rename method to
5306 Output_section::convert_input_sections_to_relaxed_sections and change
5307 interface to take a vector of relaxed section pointers.
5308 (Output_section::find_merge_section,
5309 Output_section::find_relaxed_input_section,
5310 Output_section::build_relaxation_map,
5311 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5312 New method declarations.
5313 (Output_section::merge_section_map_
5314 Output_section::merge_section_by_properties_map_,
5315 Output_section::relaxed_input_section_map_,
5316 Output_section::is_relaxed_input_section_map_valid_,
5317 Output_section::generate_code_fills_at_write_): New data members.
5318 * script-sections.cc
5319 (Output_section_element_input::set_section_addresses): Call
5320 current_data_size and addralign methods of relaxed input sections.
5321 (Orphan_output_section::set_section_addresses): Call current_data_size
5322 and addralign methods of relaxed input sections.
5323 * symtab.cc (Symbol_table::compute_final_value): Extract template
5324 from the body of Symbol_table::sized_finalize_symbol.
5325 (Symbol_table::sized_finalized_symbol): Call
5326 Symbol_table::compute_final_value.
5327 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5328 (Symbol_table::compute_final_value): New templated method declaration.
5329 * target.cc (Target::do_make_output_section): New method defintion.
5330 * target.h (Target::make_output_section): New method declaration.
5331 (Target::relax): Add more parameters for input objects, symbol table
5332 and layout. Adjust call to do_relax.
5333 (Target::do_make_output_section): New method declaration.
5334 (Target::do_relax): Add parameters for input objects, symbol table
5335 and layout.
5336
d446d6c4
ILT		 53372009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5338
5339 * pread.c: Include stdio.h.
5340
bc06c745
ILT		 53412009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5342
5343 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5344 defined.
5345
75aea3d0
ILT		 53462009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5347
5348 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5349 Change read_shndx type to unsigned int.
5350 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5351 int.
5352 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5353 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5354 Change read_shndx type to unsigned int.
5355 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5356 int.
5357 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5358 * layout.cc (Layout::create_symtab_sections): Cast the result of
5359 local_symcount * symsize to off_t in the gold_assert.
5360
be8fcb75
ILT		 53612009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5362
5363 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5364 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5365 R_ARM_BASE_ABS.
5366 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5367 (Arm_relocate_functions::thm_abs5): New function.
5368 (Arm_relocate_functions::abs12): New function.
5369 (Arm_relocate_functions::abs16): New function.
5370 (Arm_relocate_functions::base_abs): New function.
5371 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5372 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5373 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5374 R_ARM_BASE_ABS.
5375 (Scan::global): Likewise.
5376 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5377 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5378 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5379 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5380 R_ARM_BASE_ABS.
5381
c2a122b6
ILT		 53822009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5383
5384 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5385 (Arm_relocate_functions::movt_prel): New function.
5386 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5387 (Arm_relocate_functions::thm_movt_prel): New function.
5388 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5389 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5390 (Scan::global, Relocate::relocate): Likewise.
5391 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5392
c4aa1e2d
ILT		 53932009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5394
5395 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5396 Incremental_checker.
5397 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5398 unsigned int.
5399 (class Incremental_inputs_header): New class.
5400 (Incremental_inputs_header_writer): Edit comment.
5401 (Incremental_inputs_entry): New class.
5402 (Incremental_inputs_entry_writer): Edit comment.
5403 (Sized_incremental_binary::do_find_incremental_inputs_section):
5404 Add *strtab_shndx parameter, fill it.
5405 (Sized_incremental_binary::do_check_inputs): New method.
5406 (Incremental_checker::can_incrementally_link_output_file): Use
5407 Sized_incremental_binary::check_inputs.
5408 (Incremental_inputs::report_command_line): Save command line in
5409 command_line_.
5410 * incremental.h:
5411 (Incremental_binary::find_incremental_inputs_section): New
5412 method.
5413 (Incremental_binary::do_find_incremental_inputs_section): Add
5414 strtab_shndx parameter.
5415 (Incremental_binary::do_check_inputs): New pure virtual method.
5416 (Sized_incremental_binary::do_check_inputs): Declare.
5417 (Incremental_checker::Incremental_checker): Add incremental_inputs
5418 parameter, use it to initialize incremental_inputs_.
5419 (Incremental_checker::incremental_inputs_): New field.
5420 (Incremental_checker::command_line): New method.
5421 (Incremental_checker::inputs): New method.
5422 (Incremental_checker::command_line_): New field.
5423
c549a694
ILT		 54242009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5425
5426 * incremental.cc: Include <cstdarg> and "target-select.h".
5427 (vexplain_no_incremental): New function.
5428 (explain_no_incremental): New function.
5429 (Incremental_binary::error): New method.
5430 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5431 method.
5432 (make_sized_incremental_binary): New function.
5433 (open_incremental_binary): New function.
5434 (can_incrementally_link_file): Add checks if output is ELF and has
5435 inputs section.
5436 * incremental.h: Include "elfcpp_file.h" and "output.h".
5437 (Incremental_binary): New class.
5438 (Sized_incremental_binary): New class.
5439 (open_incremental_binary): Declare.
5440 * object.cc (is_elf_object): Use
5441 elfcpp::Elf_recognizer::is_elf_file.
5442 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5443 * output.h (Output_file::filesize): New method.
5444
fd3c5f0b
ILT		 54452009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5446
5447 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5448 New function.
5449 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5450 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5451 function.
5452 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5453 function.
5454 (Arm_relocate_functions::movw_abs_nc): New function.
5455 (Arm_relocate_functions::movt_abs): New function.
5456 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5457 (Arm_relocate_functions::thm_movt_abs): New function.
5458 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5459 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5460 (Scan::global): Likewise.
5461 (Relocate::relocate): Likewise.
5462 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5463
7f5309a5
ILT		 54642009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5465
5466 * arm.cc (Arm_relocate_functions::got_prel) New function.
5467 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5468 (Relocate::relocate): Likewise.
5469 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5470
364c7fa5
ILT		 54712009-10-06 Ian Lance Taylor <iant@google.com>
5472
5473 * options.h (class General_options): Define
5474 split_stack_adjust_size parameter.
5475 * object.h (class Object): Add uses_split_stack_ and
5476 has_no_split_stack_ fields. Add uses_split_stack and
5477 has_no_split_stack accessor functions. Declare
5478 handle_split_stack_section.
5479 (class Reloc_symbol_changes): Define.
5480 (class Sized_relobj): Define Function_offsets. Declare
5481 split_stack_adjust, split_stack_adjust_reltype, and
5482 find_functions.
5483 * object.cc (Object::handle_split_stack_section): New function.
5484 (Sized_relobj::do_layout): Call handle_split_stack_section.
5485 * dynobj.cc (Sized_dynobj::do_layout): Call
5486 handle_split_stack_section.
5487 * reloc.cc (Sized_relobj::relocate_sections): Call
5488 split_stack_adjust for executable sections in split_stack
5489 objects. Pass reloc_map to relocate_section.
5490 (Sized_relobj::split_stack_adjust): New function.
5491 (Sized_relobj::split_stack_adjust_reltype): New function.
5492 (Sized_relobj::find_functions): New function.
5493 * target-reloc.h: Include "object.h".
5494 (relocate_section): Add reloc_symbol_changes parameter. Change
5495 all callers.
5496 * target.h (class Target): Add calls_non_split method. Declare
5497 do_calls_non_split virtual method. Declare match_view and
5498 set_view_to_nop.
5499 * target.cc: Include "elfcpp.h".
5500 (Target::do_calls_non_split): New function.
5501 (Target::match_view): New function.
5502 (Target::set_view_to_nop): New function.
5503 * gold.cc (queue_middle_tasks): Give an error if mixing
5504 split-stack and non-split-stack objects with -r.
5505 * i386.cc (Target_i386::relocate_section): Add
5506 reloc_symbol_changes parameter.
5507 (Target_i386::do_calls_non_split): New function.
5508 * x86_64.cc (Target_x86_64::relocate_section): Add
5509 reloc_symbol_changes parameter.
5510 (Target_x86_64::do_calls_non_split): New function.
5511 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5512 parameter.
5513 * powerpc.cc (Target_powerpc::relocate_section): Add
5514 reloc_symbol_changes parameter.
5515 * sparc.cc (Target_sparc::relocate_section): Add
5516 reloc_symbol_changes parameter.
5517 * configure.ac: Call AM_CONDITIONAL for the default target.
5518 * configure: Rebuild.
5519 * testsuite/Makefile.am (TEST_AS): New variable.
5520 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5521 (check_DATA): Add split_i386 and split_x86_64 files.
5522 (SPLIT_DEFSYMS): Define.
5523 (split_i386_[1234n].o): New targets.
5524 (split_i386_[124]): New targets.
5525 (split_i386_[1234r].stdout): New targets.
5526 (split_x86_64_[1234n].o): New targets.
5527 (split_x86_64_[124]): New targets.
5528 (split_x86_64_[1234r].stdout): New targets.
5529 (MOSTLYCLEANFILES): Add new executables.
5530 * testsuite/split_i386.sh: New file.
5531 * testsuite/split_x86_64.sh: New file.
5532 * testsuite/split_i386_1.s: New file.
5533 * testsuite/split_i386_2.s: New file.
5534 * testsuite/split_i386_3.s: New file.
5535 * testsuite/split_i386_4.s: New file.
5536 * testsuite/split_i386_n.s: New file.
5537 * testsuite/split_x86_64_1.s: New file.
5538 * testsuite/split_x86_64_2.s: New file.
5539 * testsuite/split_x86_64_3.s: New file.
5540 * testsuite/split_x86_64_4.s: New file.
5541 * testsuite/split_x86_64_n.s: New file.
5542 * testsuite/testfile.cc (Target_test): Update relocation_section
5543 function.
5544 * testsuite/Makefile.in: Rebuild.
5545
e8a9fcda
ILT		 55462009-10-06 Ian Lance Taylor <iant@google.com>
5547
5548 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5549 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5550 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5551 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5552 the address on ldo_addrs_.
5553 (Target_i386::Relocate::fix_up_ldo): New function.
5554
e99daf92
ILT		 55552009-10-06 Rafael Espindola <espindola@google.com>
5556
5557 * plugin.cc (add_input_library): New.
5558 (Plugin::load): Add add_input_library to tv.
5559 (Plugin_manager::add_input_file): Add the is_lib argument.
5560 (add_input_file): Update call to Plugin_manager::add_input_file.
5561 (add_input_library): New.
5562 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5563
966d4097
DK		 55642009-09-30 Doug Kwan <dougkwan@google.com>
5565
5566 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5567 symbol and call Symbol::may_need_copy_reloc to determine if
5568 a copy reloc is needed.
5569 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5570 nocopyreloc is given in command line.
5571 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5572 given in command line.
5573 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5574 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5575 of the removed Target_i386::may_need_copy_reloc.
5576 * options.h (copyreloc): New option with default value false.
5577 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5578 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5579 instead of the removed Target_powerpc::may_need_copy_reloc.
5580 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5581 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5582 instead of the removed Target_sparc::may_need_copy_reloc.
5583 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5584 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5585 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5586 instead of the removed Target_x86_64::may_need_copy_reloc.
5587
029ba973
ILT		 55882009-09-30 Ian Lance Taylor <iant@google.com>
5589
5590 * object.h (class Object): Remove target_ field, and target,
5591 sized_target, and set_target methods.
5592 (Object::sized_target): Remove.
5593 (class Sized_relobj): Update declarations. Remove sized_target.
5594 * object.cc (Sized_relobj::setup): Remove target parameter.
5595 Change all callers.
5596 (Input_objects::add_object): Don't do anything with the target.
5597 (make_elf_sized_object): Add punconfigured parameter. Change all
5598 callers. Set or test parameter target.
5599 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5600 Change all callers.
5601 * parameters.cc (Parameters::set_target): Change parameter type to
5602 be non-const.
5603 (Parameters::default_target): Remove.
5604 (set_parameters_target): Change parameter type to be non-const.
5605 (parameters_force_valid_target): New function.
5606 (parameters_clear_target): New function.
5607 * parameters.h (class Parameters): Update declarations. Remove
5608 default_target method. Add sized_target and clear_target
5609 methods. Change target_ to be non-const.
5610 (set_parameters_target): Update declaration.
5611 (parameters_force_valid_target): Declare.
5612 (parameters_clear_target): Declare.
5613 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5614 as NULL if we aren't searching.
5615 (Add_symbols::run): Don't check for compatible target.
5616 * fileread.cc (Input_file::open_binary): Call
5617 parameters_force_valid_target.
5618 * gold.cc (queue_middle_tasks): Likewise.
5619 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5620 set_target on object.
5621 * dynobj.h (class Sized_dynobj): Update declarations.
5622 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5623 make_elf_object returns NULL.
5624 (Archive::include_member): Don't check whether object target is
5625 compatible.
5626 * output.cc (Output_section::add_input_section): Get target from
5627 parameters.
5628 (Output_section::relax_input_section): Likewise.
5629 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5630 parameters.
5631 (Sized_relobj::do_scan_relocs): Likewise.
5632 (Sized_relobj::relocate_sections): Likewise.
5633 * resolve.cc (Symbol_table::resolve): Likewise.
5634 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5635 parameter. Change all callers.
5636 (Symbol_table::add_from_object): Get target from parameters.
5637 (Symbol_table::add_from_relobj): Don't check object target.
5638 (Symbol_table::add_from_dynobj): Likewise.
5639 (Symbol_table::define_special_symbol): Get target from
5640 parameters.
5641 * symtab.h (class Symbol_table): Update declaration.
5642 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5643 parameter. Change all callers. Clear parameter target.
5644 (Binary_test): Test target here.
5645 * testsuite/object_unittest.cc (gold_testsuite): Remove
5646 target_test_pointer parameter. Change all callers.
5647 (Object_test): Test target here.
5648
a6a22b83
ILT		 56492009-09-26 Ian Lance Taylor <iant@google.com>
5650
5651 * testsuite/initpri1.c: Don't try to use constructor priorities if
5652 compiling with gcc before 4.3.
5653
6a8f49fe
ILT		 56542009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5655
5656 * testsuite/retain_symbols_file_test.sh (check_present): Change
5657 output file name to retain_symbols_file_test.stdout.
5658 (check_absent): Likewise.
5659
8c604651
CS		 56602009-09-18 Craig Silverstein <csilvers@google.com>
5661
5662 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5663 * options.cc: Include <cerrno> and <fstream>.
5664 (General_options::finalize): Parse -retain-symbols-file tag.
5665 * options.h: New flag.
5666 (General_options): New method should_retain_symbol, new
5667 variable symbols_to_retain.
5668 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5669 should_retain_symbol map.
5670 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5671 * testsuite/Makefile.in: Regenerate.
5672 * testsuite/retain_symbols_file_test.sh: New file.
5673
ca58b19f
NC		 56742009-09-18 Nick Clifton <nickc@redhat.com>
5675
5676 * po/es.po: Updated Spanish translation.
5677
20e6d0d6
DK		 56782009-09-17 Doug Kwan <dougkwan@google.com>
5679
5680 * debug.h (DEBUG_RELAXATION): New constant.
5681 (DEBUG_ALL): Add DEBUG_RELAXATION.
5682 (debug_string_to_enum): Add relaxation debug option.
5683 * layout.cc
5684 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5685 Layout::Relaxation_debug_check::read_sections,
5686 Layout::Relaxation_debug_check::read_sections): New method definitions.
5687 (Layout::Layout): Initialize data members
5688 record_output_section_data_from_scrips_,
5689 script_output_section_data_list_ and relaxation_debug_check_.
5690 (Layout::save_segments, Layout::restore_segments,
5691 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5692 Layout::relaxation_loop_body): New method definitions.
5693 (Layout::finalize): Support relaxation. Move section layout code to
5694 Layout::relaxation_loop_body.
5695 (Layout::set_asection_address_from_script): Move code for orphan
5696 section placement out.
5697 (Layout::place_orphan_sections_in_script): New method definition.
5698 * layout.h (Output_segment_headers, Output_file_header):
5699 New forward class declarations.
5700 (Layout::~Layout): Define.
5701 (Layout::new_output_section_data_from_script): New method definition.
5702 (Layout::place_orphan_sections_in_script): New method declaration.
5703 (Layout::Segment_states): New type declaration.
5704 (Layout::save_segments, Layout::restore_segments,
5705 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5706 Layout::relaxation_loop_body): New method declarations.
5707 (Layout::Output_section_data_list): New type declaration.
5708 (Layout::Relaxation_debug_check): New class definition.
5709 (Layout::record_output_section_data_from_script_,
5710 Layout::script_output_section_data_list_, Layout::segment_states_,
5711 Layout::relaxation_debug_check_): New data members.
5712 * output.cc: (Output_section_headers::do_size): New method definition.
5713 (Output_section_headers::Output_section_headers): Move size
5714 computation to Output_section_headers::do_size.
5715 (Output_segment_headers::do_size): New method definition.
e1df38aa 5716 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5717 Output_file_header::do_size and call it.
5718 (Output_file_header::do_size): New method definition.
5719 (Output_data_group::Output_data_group): Adjust call to
5720 Output_section_data.
5721 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5722 (Output_symtab_xindex::do_write): Add array bound check.
5723 (Output_section::Input_section::print_to_mapfile): Handle
5724 RELAXED_INPUT_SECTION_CODE.
5725 (Output_section::Output_section): Initialize data member checkpoint_.
5726 (Output_section::~Output_section): Delete checkpoint object pointed
5727 by checkpoint_.
5728 (Output_section::add_input_section): Always add an Input_section if
5729 relaxing.
5730 (Output_section::add_merge_input_section): Add assert.
5731 (Output_section::relax_input_section): New method definition.
5732 (Output_section::set_final_data_size): Set load address to zero for
5733 an unallocated section.
5734 (Output_section::do_address_and_file_offset_have_reset_values):
5735 New method definition.
5736 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5737 Handle relaxed input section.
5738 (Output_section::sort_attached_input_sections): Checkpoint input
5739 section list lazily.
5740 (Output_section::get_input_sections): Change type of input_sections to
5741 list of Simple_input_section pointers. Checkpoint input section list
5742 lazily. Also handle relaxed input sections.
5743 (Output_section::add_input_section_for_script): Take a reference to
5744 a Simple_input_section object instead of Relobj pointer and section
5745 index as parameter. Handle relaxed input sections.
5746 (Output_section::save_states, Output_section::restore_states): New
5747 method definitions.
5748 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5749 (Output_data::is_data_size_fixed): New method definition.
5750 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5751 if it is fixed.
5752 (Output_data::address_and_file_offset_have_reset_values): New method
5753 definition.
5754 (Output_data::do_address_and_file_offset_have_reset_values): New method
5755 definition.
5756 (Output_data::set_data_size): Check that data size is not fixed.
5757 (Output_data::fix_data_size): New method definition.
5758 (Output_data::is_data_size_fixed_): New data member.
5759 (Output_section_headers::set_final_data_size): New method definition.
5760 (Output_section_headers::do_size): New method declaration.
5761 (Output_segment_headers::set_final_data_size): New method definition.
5762 (Output_segment_headers::do_size): New method declaration.
5763 (Output_file_header::set_final_data_size)::New method definition.
5764 (Output_file_header::do_size)::New method declaration.
5765 (Output_section_data::Output_section_data): Add new parameter
5766 is_data_size_fixed and use it to fix data size.
5767 (Output_data_const::Output_data_const): Adjust call to base class
5768 constructor and fix data size.
5769 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5770 base class constructor and fix data size.
5771 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5772 base class constructor and fix data size.
5773 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5774 class constructor and fix data size.
5775 (Output_data_group::set_final_data_size): New method definition.
5776 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5777 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5778 class constructor and fix data size.
5779 (Output_relaxed_input_section): New class definition.
5780 (Output_section::Simple_input_section): New class definition.
5781 (Output_section::get_input_sections): Adjust parameter list.
5782 (Output_section::add_input_section_for_script): Same.
5783 (Output_section::save_states, Output_section::restore_states,
5784 Output_section::do_address_and_file_offset_have_reset_values,
5785 (Output_section::Input_section::Input_section): Handle
5786 RELAXED_INPUT_SECTION_CODE. Add new overload for
5787 Output_relaxed_input_section.
5788 (Output_section::Input_section::is_input_section,
5789 Output_section::Input_section::set_output_section): Handle relaxed
5790 input section.
5791 (Output_section::Input_section::is_relaxed_input_section,
5792 Output_section::Input_section::output_section_data,
5793 Output_section::Input_section::relaxed_input_section): New method
5794 definitions.
5795 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5796 value.
5797 (Output_section::Input_section::u1_): Update comments.
5798 (Output_section::Input_section::u2_): Add new union member poris.
5799 (Output_section::Checkpoint_output_section): New classs definition.
5800 (Output_section::relax_input_section): New method declaration.
5801 (Output_section::checkpoint_): New data member.
5802 (Output_segment): Update comments.
5803 (Output_segment::Output_segment): Un-privatize copy constructor.
5804 (Output_segment::operator=): Un-privatize.
5805 * script-sections.cc (Output_section_element::Input_section_list):
5806 Change element type to Output_section::Simple_input_section.
5807 (Output_section_element_dot_assignment::set_section_addresses):
5808 Register output section data for relaxation clean up.
5809 (Output_data_exression::Output_data_expression): Adjust call to base
5810 constructor to fix data size.
5811 (Output_section_element_data::set_section_addresses): Register
5812 Output_data_expression object for relaxation clean up.
5813 (struct Input_section_info): Replace Relobj pointer and section index
5814 pair with Output_section::Simple_input_section and Convert struct to a
5815 class.
5816 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5817 Input_section_info data member to use accessors.
20e6d0d6
DK		 5818 (Output_section_element_input::set_section_addresses): Use layout
5819 parameter. Adjust code to use Output_section::Simple_input_section
5820 and Input_secction_info classes. Register filler for relaxation
5821 clean up.
5822 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5823 and section index pair with Output_section::Simple_input_section
5824 class. Adjust code accordingly.
5825 (Phdrs_element::release_segment): New method definition.
5826 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5827 segment list.
5828 (Script_sections::release_segments): New method definition.
5829 * gold/script-sections.h (Script_sections::release_segments): New
5830 method declaration.
5831 * gold/target.h (Target::may_relax, Target::relax,
5832 Target::do_may_relax, Target::do_relax): New method definitions.
5833
5e445df6
ILT		 58342009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5835
5836 * arm.cc (has_signed_unsigned_overflow): New function.
5837 (Arm_relocate_functions::abs8): New function.
5838 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5839 (Target_arm::Scan::global): Likewise.
5840 (Target_arm::relocate::relocate): Likewise.
5841 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5842 Likewise.
5843
8c604651 58442009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5845
5846 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5847 * testsuite/Makefile.in: Regenerate.
5848
1e9cc1c2
NC		 58492009-09-11 Nick Clifton <nickc@redhat.com>
5850
5851 * po/gold.pot: Updated by the Translation project.
5852
6a89f575
CC		 58532009-09-08 Cary Coutant <ccoutant@google.com>
5854
5855 * output.cc (Output_file::open): Add execute permission to empty file.
5856 * testsuite/Makefile.am (permission_test): New test.
5857 * testsuite/Makefile.in: Regenerate.
5858
fdcac5af
ILT		 58592009-09-02 Ian Lance Taylor <iant@google.com>
5860
5861 * output.cc (Output_file::resize): Call map_no_anonymous rather
5862 than map.
5863
44453f85
ILT		 58642009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5865
5866 * gold.cc: Include "incremental.h".
5867 (queue_initial_tasks): Call Incremental_checker methods.
5868 * incremental.cc: Include "output.h".
5869 (Incremental_checker::can_incrementally_link_output_file): New
5870 method.
5871 * incremental.h (Incremental_checker): New class.
5872
5873 * output.cc (Output_file::open_for_modification): New method.
5874 (Output_file::map_anonymous): Changed return type to bool. Record
5875 map in base_ field.
5876 (Output_file::map_no_anonymous): New method, broken out of map.
5877 (Output_file::map): Use map_no_anonymous and map_anonymous.
5878 * output.h (class Output_file): Update declarations.
5879
293c1386
CC		 58802009-08-24 Cary Coutant <ccoutant@google.com>
5881
5882 * options.h (Command_line::Pre_options): New class.
5883 (Command_line::pre_options): New member.
5884 * options.cc (gold::options::ready_to_register): New variable.
5885 (One_option::register_option): Do nothing if not registering options.
5886 Assert if same short option registered twice.
5887 (General_options::General_options): Turn off option registration when
5888 done constructing.
5889 (Command_line::Pre_options::Pre_options): New constructor.
5890
f773f3d2
CC		 58912009-08-24 Cary Coutant <ccoutant@google.com>
5892
06a73cfe
CC		 5893 * options.h (General_options::no_keep_memory): Remove incorrect
5894 short option.
f773f3d2 5895
a15af8e2
RW		 58962009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5897
5898 * Makefile.am (am__skiplex, am__skipyacc): New.
5899 * Makefile.in: Regenerate.
5900
c462b41b
RW		 59012009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5902
14ec8efd
RW		 5903 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5904 (INCLUDES): ... this.
5905 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5906 (AM_CPPFLAGS): Renamed from ...
5907 (INCLUDE): ... this.
5908 * Makefile.in, testsuite/Makefile.in: Regenerate.
5909
81ecdfbb
RW		 5910 * Makefile.in: Regenerate.
5911 * aclocal.m4: Likewise.
5912 * config.in: Likewise.
5913 * configure: Likewise.
5914 * testsuite/Makefile.in: Likewise.
5915
c462b41b
RW		 5916 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5917 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5918 * Makefile.in: Regenerate.
5919 * testsuite/Makefile.in: Regenerate.
5920
2da73f13
CC		 59212009-08-19 Cary Coutant <ccoutant@google.com>
5922
5923 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5924 symbols in shared libraries overridden by hidden or internal symbols
5925 in the main program.
5926
2db70501
CD		 59272009-08-19 Chris Demetriou <cgd@google.com>
5928
5929 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5930 checking source file names in error messages.
5931
f733487b
DK		 59322009-08-18 Doug Kwan <dougkwan@google.com>
5933
5934 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5935 an elcpp::Ehdr as parameter. Adjust call to set_target.
5936 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5937 an elfcpp::Ehdr as parameter.
5938 * object.cc (Object::set_target): Remove the version that looks up
5939 a target and sets it.
5940 (Sized_relobj::setup): Take a Target object instead of
5941 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5942 (make_elf_sized_object): Find target and ask target to
5943 make an ELF object.
5944 * object.h: (Object::set_target): Remove the version that looks up
5945 a target and sets it.
5946 (Sized_relobj::setup): Take a Target object instead of
5947 an elfcpp:Ehdr as parameter.
5948 * target.cc: Include dynobj.h.
5949 (Target::do_make_elf_object_implementation): New.
5950 (Target::do_make_elf_object): New.
5951 * target.h (Target::make_elf_object): New template declaration.
5952 (Target::do_make_elf_object): New method declarations.
5953 (Target::do_make_elf_object_implementation): New template declaration.
5954
cc70f101
ILT		 59552009-08-14 Ian Lance Taylor <iant@google.com>
5956
5957 * gold.h (FUNCTION_NAME): Define.
5958 (gold_unreachable): Use FUNCTION_NAME.
5959
ef5e0cb1
ST		 59602009-08-12 Sriraman Tallam <tmsriram@google.com>
5961
5962 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5963 symbol in the --keep-unique list is not found.
5964
48c187ce
ST		 59652009-08-12 Sriraman Tallam <tmsriram@google.com>
5966
5967 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5968 been maked as --keep-unique.
5969 (Icf::unfold_section): New function.
5970 * icf.h (Icf::unfold_section): New function.
5971 * options.h (General_options::keep_unique): New option.
5972 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5973 * testsuite/Makefile.in: Regenerate.
5974 * testsuite/icf_keep_unique_test.sh: New file.
5975 * testsuite/icf_keep_unique_test.cc: New file.
5976
645afe0c
CC		 59772009-08-12 Cary Coutant <ccoutant@google.com>
5978
5979 PR 10471
5980 * resolve.cc (Symbol_table::resolve): Check for references from
5981 dynamic objects to hidden and internal symbols.
5982 * testsuite/Makefile.am (hidden_test.sh): New test.
5983 * testsuite/Makefile.in: Regenerate.
5984 * testsuite/hidden_test.sh: New script.
5985 * testsuite/hidden_test_1.c: New test source.
5986 * testsuite/hidden_test_main.c: New test source.
5987
11af873f
DK		 59882009-08-11 Doug Kwan <dougkwan@google.com>
5989
5990 * arm.cc: Update comments.
5991 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5992 segment to locate the .ARM.exidx section if present.
5993
b9f7d72d
DK		 59942009-08-09 Doug Kwan <dougkwan@google.com>
5995
5996 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5997 patch.
5998
ddd3c53c
ST		 59992009-08-07 Sriraman Tallam <tmsriram@google.com>
6000 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6001 compiler warnings.
6002
27721062
ST		 60032009-08-06 Sriraman Tallam <tmsriram@google.com>
6004
6005 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6006 valid tls_segment only for non-debug-section relocations.
6007 * testsuite/Makefile.am: Add gc_tls_test.
6008 * testsuite/Makefile.in: Regenerate.
6009 * testsuite/gc_tls_test.cc: New file.
6010 * testsuite/gc_tls_test.sh: New file.
6011
ef15dade 60122009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 6013
ef15dade
ST		 6014 * icf.cc: New file.
6015 * icf.h: New file.
6016 * Makefile.am (CCFILES): Add icf.cc.
6017 (HFILES): Add icf.h
6018 * Makefile.in: Regenerate.
6019 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6020 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6021 section, symbol and addend information for the relocs.
6022 * gold.cc (queue_middle_tasks): Call identical code folding.
6023 * gold.h: Add defines for multimap.
6024 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6025 to the call of finalize_local_symbols.
6026 * main.cc (main): Create object of class Icf.
6027 * object.cc (Sized_relobj::do_layout): Allow this function to be
6028 called twice during icf.
6029 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6030 to sections marked as identical by icf.
6031 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6032 when available.
6033 (Sized_relobj::do_section_entsize): New function.
6034 * object.h (Object::section_entsize): New function.
6035 (Object::do_section_entsize): New pure virtual function.
6036 (Relobj::finalize_local_symbols): Add new parameter.
6037 (Relobj::do_section_entsize): New function.
6038 * options.h (General_options::icf): New option.
6039 (General_options::icf_iterations): New option.
6040 (General_options::print_icf_sections): New option.
6041 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6042 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6043 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6044 icf.
6045 * symtab.cc (Symbol_table::is_section_folded): New function.
6046 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6047 to sections marked as identical by icf.
6048 * symtab.h (Symbol_table::set_icf): New function.
6049 (Symbol_table::icf): New function.
6050 (Symbol_table::is_section_folded): New function.
6051 (Symbol_table::icf_): New data member.
6052 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6053 * testsuite/Makefile.am: Add commands to build icf_test.
6054 * testsuite/Makefile.in: Regenerate.
6055 * testsuite/icf_test.sh: New file.
6056 * testsuite/icf_test.cc: New file.
6057
c3b65ac4
CD		 60582009-07-24 Chris Demetriou <cgd@google.com>
6059
6060 * layout.cc (is_compressible_debug_section): Fix incorrect
6061 comment about compressed section names.
6062
1caf2c51
ILT		 60632009-07-20 Ian Lance Taylor <ian@airs.com>
6064
6065 PR 10419
6066 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6067
1ef4d87f
ILT		 60682009-07-16 Ian Lance Taylor <iant@google.com>
6069
6070 PR 10400
6071 * layout.h: #include <map>.
6072 (class Kept_section): Change from struct to class. Add accessors
6073 and setters. Add section size to Comdat_group mapping. Change
6074 Comdat_group to std::map. Add is_comdat_ field. Add
6075 linkonce_size field in union.
6076 (class Layout): Update declaration of find_or_add_kept_section.
6077 Don't declare find_kept_object.
6078 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6079 parameter. Add object, shndx, is_comdat, and is_group_name
6080 parameters. Change all callers. Adjust for new Kept_section.
6081 (Layout::find_kept_object): Remove.
6082 * object.cc (Sized_relobj::include_section_group): Update use of
6083 Kept_section. Rename secnum to shndx. Only record
6084 Kept_comdat_section if sections are the same size.
6085 (Sized_relobj::include_linkonce_section): Update use of
6086 Kept_section. Only record Kept_comdat_section if sections are the
6087 same size. Set size of linkonce section.
6088 (Sized_relobj::map_to_kept_section): Update call to
6089 get_kept_comdat_section.
6090 * object.h (class Sized_relobj): Rename fields in
6091 Kept_comdat_section to drop trailing underscores; change object
6092 field to Relobj*. Change Kept_comdat_section_table to store
6093 struct rather than pointer.
6094 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6095 Add kept_object and kept_shndx parameters. Change all callers.
6096 (Sized_relobj::get_kept_comdat_section): Change return type to
6097 bool. Add kept_object and kept_shndx parameters. Change all
6098 callers.
6099 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6100 Layout::find_or_add_kept_section.
6101
37c3b7b0
ILT		 61022009-07-09 Ian Lance Taylor <iant@google.com>
6103
6104 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6105 Reserve space in the hash table.
6106
98fa85cb
ILT		 61072009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6108
6109 * fileread.cc (File_read::get_mtime): New method.
6110 * fileread.h (Timespec): New structure.
6111 (File_read::get_mtime): New method.
6112 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6113 Renamed from timestamp_nsec.
6114 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6115 Elf_Xword.
e1df38aa 6116 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6117 timestamp_nsec.
e1df38aa 6118 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6119 (Incremental_inputs::report_obejct): Save mtime; style fix.
6120 (Incremental_inputs::report_script): Save mtime; style fix.
6121 (Incremental_inputs::finalize_inputs): Style fix.
6122 (Incremental_inputs::finalize): Style fix.
6123 (Incremental_inputs::create_input_section_data): Store inputs
6124 mtime.
6125 * incremental.h (Incremental_inputs::report_script): Add mtime
6126 argument.
6127 (Incremental_inputs::Input_info::Input_info): Intialize only one
6128 union member.
6129 (Incremental_inputs::Input_info::archive): Move to nameless
6130 union.
6131 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6132 (Incremental_inputs::Input_info::script): Move to nameless union.
6133 (Incremental_inputs::mtime): New field.
6134 * script.cc (read_input_script): Pass file mtime to
6135 Incremental_input.
6136 * script.h (Script_info::inputs): Style fix.
6137
c9d70757
ILT		 61382009-07-01 Ian Lance Taylor <ian@airs.com>
6139
6140 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6141 instead of 32.
6142
9c547ec3
ILT		 61432009-06-24 Ian Lance Taylor <iant@google.com>
6144
6145 PR 10156
6146 * layout.cc (Layout::choose_output_section): If we find an
6147 existing section, update the flags.
6148 (Layout::create_notes): New function, broken out of
6149 Layout::finalize.
6150 (Layout::finalize): Don't create note sections.
6151 (Layout::create_note): Don't crash if linker script discards
6152 section.
6153 (Layout::create_gold_note): Likewise.
6154 (Layout::create_build_id): Likewise. Don't set
6155 after_input_sections on the section.
6156 (Layout::create_executable_stack_info): Remove target parameter.
6157 Change caller.
6158 * layout.h (class Layout): Declare create_notes. Update
6159 declaration of create_executable_stack_info.
6160 * gold.cc (queue_middle_tasks): Call create_notes.
6161 * output.cc (Output_section::update_flags_for_input_section): Move
6162 here from output.h. If SHF_ALLOC flag is newly set, mark address
6163 invalid.
6164 * output.h (Output_data::mark_address_invalid): New function.
6165 (class Output_section): Only declare, not define,
6166 update_flags_for_input_section. Remove set_flags.
6167
55458500
ILT		 61682009-06-24 Ian Lance Taylor <iant@google.com>
6169
6170 * script-sections.cc (Output_section_definition::
6171 set_section_addresses): Rename shadowing local load_address to
6172 laddr.
6173
1307d6cd
ILT		 61742009-06-24 Ian Lance Taylor <iant@google.com>
6175
6176 PR 10244
6177 * reloc.cc (relocate_sections): Skip empty relocation sections.
6178
ec3f783e
ILT		 61792009-06-23 Ian Lance Taylor <iant@google.com>
6180
6181 PR 10156
6182 * layout.cc (Layout::create_note): Use choose_output_section
6183 rather than make_output_section.
6184
459c9f1c
ILT		 61852009-06-23 Ian Lance Taylor <iant@google.com>
6186
6187 PR 10237
6188 * options.cc (General_options::parse_V): Set printed_version_.
6189 (General_options::General_options): Initialize printed_version_.
6190 * options.h (class General_options): Add printed_version_ field.
6191 * gold.cc (queue_initial_tasks): If there are no input files,
6192 don't give a fatal error if we printed the version information.
6193 (queue_middle_tasks): If using -r with a shared object, give a
6194 fatal error rather than an ordinary error.
6195
1518dc8f
ILT		 61962009-06-23 Ian Lance Taylor <iant@google.com>
6197
6198 PR 10219
6199 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6200 (Layout::make_output_section): Set have_stabstr_section_ if we see
6201 a .stab*str section.
6202 (Layout::finalize): Call link_stabs_sections.
6203 (Layout::link_stabs_sections): New file.
6204 * layout.h (class Layout): Add have_stabstr_section_ field.
6205 Declare link_stabs_sections.
6206
3d857b98
DK		 62072009-06-23 Doug Kwan <dougkwan@google.com>
6208
6209 * Makefile.am (libgold_a_LIBADD): New.
6210 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6211 * Makefile.in: Regenerate.
6212 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6213 * configure: Regenerate.
6214 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6215 * fileread.cc: Include sys/state.h
6216 * gold.h: Declare memmem and strndup if found missing.
6217 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6218
0639a6f6
ILT		 62192009-06-23 Ian Lance Taylor <iant@google.com>
6220
6221 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6222 * configure: Rebuild.
6223
8d63875c
ILT		 62242009-06-23 Ian Lance Taylor <iant@google.com>
6225
6226 PR 10147
6227 * object.cc (Object::section_contents): Don't try to get a view if
6228 the section has length zero.
6229 (Object::handle_gnu_warning_section): If the section is empty, use
6230 the name of the section as the warning.
6231
f7c8a183
ILT		 62322009-06-23 Ian Lance Taylor <iant@google.com>
6233
6234 PR 10133
6235 * stringpool.h (class Stringpool_template): Add optimize_ field.
6236 (Stringpool_template::set_optimize): New function.
6237 * stringpool.cc (Stringpool_template::Stringpool_template):
6238 Initialize optimize_ field.
6239 (Stringpool_template::set_string_offsets): Test local optimize
6240 fild rather than parameter.
6241 * layout.cc (Layout::Layout): Call set_optimize on the section
6242 name stringpool.
6243
e6a307ba
ILT		 62442009-06-22 Ian Lance Taylor <iant@google.com>
6245
6246 PR 10030
6247 * yyscript.y: Parse TARGET.
6248 * script.cc (script_set_target): New function.
6249 * script-c.h (script_set_target): Declare.
6250 * options.cc (General_options::string_to_object_format): Rename
6251 from string_to_object_format in anonymous namespace. Change
6252 callers.
6253 * options.h (class General_options): Declare
6254 string_to_object_format.
6255
3ee173de
ILT		 62562009-06-22 Ian Lance Taylor <iant@google.com>
6257
6258 * script-sections.cc (Script_sections::create_segments): Don't put
6259 program headers in a PT_LOAD segment if -n or -N.
6260
62612009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6262
6263 PR 10141
6264 * options.h (class General_options): Add -z lazy and -z now. Sort
6265 -z options into alphabetical order.
6266 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6267
cd6739a1 62682009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6269
6270 * layout.cc (Layout::make_output_section): Call
6271 Target::new_output_section.
6272 (Layout::attach_allocated_section_to_segment): Put large section
6273 sections in a separate load segment with the large segment flag
6274 set.
6275 (Layout::segment_precedes): Sort large data segments after other
6276 load segments.
6277 (align_file_offset): New static function.
6278 (Layout::set_segment_offsets): Use align_file_offset.
6279 * output.h (class Output_section): Add is_small_section_ and
6280 is_large_section_ fields.
6281 (Output_section::is_small_section): New function.
6282 (Output_section::set_is_small_section): New function.
6283 (Output_section::is_large_section): New function.
6284 (Output_section::set_is_large_section): New function.
6285 (Output_section::is_large_data_section): New function.
6286 (class Output_segment): Add is_large_data_segment_ field.
6287 (Output_segment::is_large_data_segment): New function.
6288 (Output_segment::set_is_large_data_segment): New function.
6289 * output.cc (Output_section::Output_section): Initialize new
6290 fields.
6291 (Output_segment::Output_segment): Likewise.
6292 (Output_segment::add_output_section): Add assertion that large
6293 data sections always go in large data segments. Force small data
6294 sections to the end of the list of data sections. Force small BSS
6295 sections to the start of the list of BSS sections. For large BSS
6296 sections to the end of the list of BSS sections.
6297 * symtab.h (class Symbol): Declare is_common_shndx.
6298 (Symbol::is_defined): Check Symbol::is_common_shndx.
6299 (Symbol::is_common): Likewise.
6300 (class Symbol_table): Define enum Commons_section_type. Update
6301 declarations. Add small_commons_ and large_commons_ fields.
6302 * symtab.cc (Symbol::is_common_shndx): New function.
6303 (Symbol_table::Symbol_table): Initialize new fields.
6304 (Symbol_table::add_from_object): Put small and large common
6305 symbols in the right list.
6306 (Symbol_table::sized_finalized_symbol): Check
6307 Symbol::is_common_shndx.
6308 (Symbol_table::sized_write_globals): Likewise.
6309 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6310 common symbol lists. Don't call do_allocate_commons_list if the
6311 list is empty.
6312 (Symbol_table::do_allocate_commons_list): Remove is_tls
6313 parameter. Add comons_section_type parameter. Change all
6314 callers. Handle small and large common symbols.
6315 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6316 Symbol::is_common_shndx.
6317 * resolve.cc (symbol_to_bits): Likewise.
6318 * target.h (Target::small_common_shndx): New function.
6319 (Target::small_common_section_flags): New function.
6320 (Target::large_common_shndx): New function.
6321 (Target::large_common_section_flags): New function.
6322 (Target::new_output_section): New function.
6323 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6324 small_common_section_flags, and large_common_section_flags
6325 fields.
6326 (Target::do_new_output_section): New virtual function.
6327 * arm.cc (Target_arm::arm_info): Initialize new fields.
6328 * i386.cc (Target_i386::i386_info): Likewise.
6329 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6330 Likewise.
6331 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6332 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6333 (Target_x86_64::do_new_output_section): New function.
6334 * configure.ac: Define conditional MCMODEL_MEDIUM.
6335 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6336 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6337 (large_LDFLAGS): Define.
6338 * testsuite/large.c: New file.
6339 * testsuite/testfile.cc (Target_test::test_target_info):
6340 Initialize new fields.
6341 * configure, testsuite/Makefile.in: Rebuild.
6342
bb04269c
DK		 63432009-06-05 Doug Kwan <dougkwan@google.com>
6344
6345 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 6346 * Makefile.in: Regenerate.
bb04269c
DK		 6347 * i386.cc (class Target_i386): Define new virtual method to
6348 override do_is_local_label_name in parent.
6349 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6350 local symbols if --discard-locals or -X is given.
6351 * options.h (class General_options): Declare new options
6352 '--discard-locals' and '-X' for discarding locals.
6353 * target.h (class Target): Define new methods is_local_label_name.
6354 Declare new virtual method do_is_local_label_name.
6355 * target.cc: New file.
6356 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6357 (check_SCRIPTS): Add discard_locals_test.sh.
6358 (check_DATA): Add discard_local_tests.syms.
6359 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6360 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6361 * testsuite/Makefile.in: Regenerate.
6362 * testsuite/discard_locals_test.c: New file.
6363 * testsuite/discard_locals_test.sh: Same.
6364
805bb01c
DK		 63652009-06-05 Doug Kwan <dougkwan@google.com>
6366
6367 * object.cc (Sized_relobj::Sized_relobj): Initialize
6368 discarded_eh_frame_shndx_ to -1U.
6369 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6370 section.
6371 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6372 a discarded .eh_frame section.
6373 (Sized_relobj::do_finalize_local_symbols): Ditto.
6374 * object.h (class Sized_relobj): Declare new member
6375 discarded_eh_frame_shndx_.
6376 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6377 (local_labels_test.o, local_labels_test): New rules.
6378 * testsuite/Makefile.in: Regenerate.
6379
1dcd334d
DK		 63802009-06-04 Doug Kwan <dougkwan@google.com>
6381
6382 * layout.cc (Layout::section_name_mapping): Add mapping for
6383 special ARM sections.
6384
96d49306
DK		 63852009-06-03 Doug Kwan <dougkwan@google.com>
6386
6387 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6388 (utils::has_overflow): Same.
6389
dff16297
ILT		 63902009-06-03 Ian Lance Taylor <iant@google.com>
6391
6392 * layout.cc (Layout::section_name_mapping): New array, replacing
6393 Layout::linkonce_mapping.
6394 (Layout::section_name_mapping_count): New variable, replacing
6395 Layout::linkonce_mapping_count.
6396 (Layout::linkonce_output_name): Remove.
6397 (Layout::output_section_name): Rewrite.
6398 * layout.h (class Layout): Rename Linkonce_mapping to
6399 Section_name_mapping, linkonce_mapping to section_name_mapping,
6400 linkonce_mapping_count to section_name_mapping_count. Don't
6401 declare linkonce_output_name.
6402
c121c671
DK		 64032009-06-03 Doug Kwan <dougkwan@google.com>
6404
6405 * gold/arm.cc (namespace utils): New.
6406 (Target_arm::reloc_is_non_pic): Define new method.
6407 (class Arm_relocate_functions): New.
6408 (Target_arm::Relocate::relocate): Handle relocation types used by
6409 Android.
6410
07800fab
ILT		 64112009-06-03 Ian Lance Taylor <iant@google.com>
6412
6413 * arm.cc (Target_arm::scan::global): Use || instead of |.
6414
c121c671
DK		 64152009-06-02 Doug Kwan <dougkwan@google.com>
6416
6417 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6418 issued_non_pic_error_.
6419 (class Target_arm::Scan): Declare new method check_non_pic.
6420 Define new method symbol_needs_plt_entry.
6421 Declare new data member issued_non_pic_error_.
6422 (class Target_arm::Relocate): Declare new method
6423 should_apply_static_reloc.
6424 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6425 (Target_arm::Scan::check_non_pic): Define new method.
6426 (Target_arm::Scan::local): Handle a small subset of reloc types used
6427 by Android.
6428 (Target_arm::Scan::local): Same.
6429 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6430
b19b0c6d
ILT		 64312009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6432
6433 * incremental.cc (Incremental_inputs::report_command_line): Filter
6434 out --incremental-* options.
6435
94cdfcff
DK		 64362009-05-29 Doug Kwan <dougkwan@google.com>
6437
6438 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6439 template class.
6440 (class Target_arm): Update comment.
6441 (Target_arm::Target_arm): Initialize new data members GOT_,
6442 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6443 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6444 and Target_arm::rel_dyn_section.
6445 Declare new_enum Target_arm::Got_type.
6446 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6447 and DYNBSS_.
6448 Update commments for member do_dynsym_value.
6449 (Target_arm::got_size, Target_arm::plt_section,
6450 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6451 new methods inside class defintion.
6452 (Target_arm::got_section): Define new method.
6453 (Target_arm::rel_dyn_section): Same.
6454 (Output_data_plt_arm): New template class.
6455 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6456 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6457 (Output_data_plt_arm::add_entry): Same.
6458 (Output_data_plt_arm::first_plt_entry): Define new
6459 static data member for PLT instruction template.
6460 (Output_data_plt_arm::plt_entry): Same.
6461 (Output_data_plt_arm::do_write): Define new method.
6462 (Target_arm::make_plt_entry): Same.
6463 (Target_arm::do_finalize_sections): Same.
6464 (Target_arm::do_dynsym_value): Same.
6465
4a657b0d
DK		 64662009-05-28 Doug Kwan <dougkwan@google.com>
6467
6468 * Makefile.am (TARGETSOURCES): Add arm.cc.
6469 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6470 * Makefile.in: Regenerate.
6471 * arm.cc: New file.
6472 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6473
e7ae8c36
DK		 64742009-05-26 Doug Kwan <dougkwan@google.com>
6475
6476 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6477 (General_options::check_excluded_libs): Strip off directories in
6478 archive name before matching like GNU ld does.
6479 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6480 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6481 (exclude_libs_test_LDFLAGS): Add linker option
6482 -Wl,--exclude-libs,libexclude_libs_test_3
6483 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6484 an explicit archive without using -l.
6485 (alt/libexclude_libs_test_3.a): New make rule.
6486 * testsuite/Makefile.in: Regenerate.
6487 * testsuite/exclude_libs_test.c : Declare lib3_default().
6488 (main): Call it.
6489 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6490 * exclude_libs_test_3.c: New file.
6491
f12e7348
NC		 64922009-05-26 Nick Clifton <nickc@redhat.com>
6493
6494 * po/id.po: New Indonesian translation.
6495 * po/gold.pot: Updated template file.
6496
4daadc0d
ST		 64972009-05-22 Sriraman Tallam <tmsriram@google.com>
6498
e1df38aa 6499 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6500 gc_comdat_test files. Add -Wl,--gc-sections to build
6501 gc_comdat_test.
6502 * testsuite/Makefile.in: Regenerate.
6503 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6504
531813ad
ST		 65052009-05-21 Sriraman Tallam <tmsriram@google.com>
6506
6507 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6508 kept comdat section was garbage collected.
6509 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6510 * testsuite/Makefile.in: Regenerate.
6511 * testsuite/gc_comdat_test.sh: New file.
6512 * testsuite/gc_comdat_test_1.cc: New file.
6513 * testsuite/gc_comdat_test_2.cc: New file.
6514
65514900
CC		 65152009-05-19 Doug Kwan <dougkwan@google.com>
6516
6517 * archive.cc (Archive::Archive): Move constructor from archive.h
6518 to here. Initialize no_export_.
6519 (Archive::get_elf_object_for_member): Set no_export flag of object.
6520 * archive.h (Archive::Archive): Move constructor body to
6521 archive.cc.
6522 (Archive::no_export): New method.
6523 (Archive::no_export_): New field.
6524 * object.h (Object::Object): Initialize no_export_ to false.
6525 (Object::no_export, Object::set_no_export): New methods.
6526 (Object::no_export_): New field.
6527 * options.cc (General_options::parse_exclude_libs): New method.
6528 (General_options::check_excluded_libs) Same.
6529 * options.h (exclude_libs): New option.
6530 (General_options::check_excluded_libs): New method declaration.
6531 (General_options::excluded_libs_): New field.
6532 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6533 default or protected visibility if an object has no-export flag set.
6534 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6535 (check_SCRIPTS): Add exclude_libs_test.sh.
6536 (check_DATA): Add exclude_libs_test.syms.
6537 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6538 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6539 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6540 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6541 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6542 libexclude_libs_test_2.a): New rules.
6543 * testsuite/Makefile.in: Regenerate.
6544 * testsuite/exclude_libs_test.c: New file.
6545 * testsuite/exclude_libs_test.sh: Ditto.
6546 * testsuite/exclude_libs_test_1.c: Ditto.
6547 * testsuite/exclude_libs_test_2.c: Ditto.
6548
1b77ea50
ILT		 65492009-05-15 Ian Lance Taylor <iant@google.com>
6550
6551 * configure.ac: Check for declarations for cases where libiberty.h
6552 checks HAVE_DECL_xxx.
6553 * configure, config.in: Rebuild.
6554
072fe7ce
ILT		 65552009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6556
6557 * gold.h (Incremental_argument_list): Remove (invalid) forward
6558 declaration.
6559 * incremental.cc (Incremental_inputs::report_achive): New method.
6560 (Incremental_inputs::report_object): New method.
6561 (Incremental_inputs::report_script): New method.
6562 (Incremental_inputs::finalize_inputs): New method.
6563 (Incremental_inputs::finalize): Call finalize_inputs().
6564 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6565 Create inputs entries.
6566 * incremental.h (Incremental_input_type): New enum.
6567 (Incremental_inputs::Incremental_input): Initialize new fields.
6568 (Incremental_inputs::report_inputs): New method.
6569 (Incremental_inputs::report_achive): New method.
6570 (Incremental_inputs::report_object): New method.
6571 (Incremental_inputs::report_script): New method.
6572 (Incremental_inputs::finalize_inputs): New method.
6573 (Incremental_inputs::Input_info): New struct.
6574 (Incremental_inputs::Input_info_map): New typedef.
6575 (Incremental_inputs::lock_): New field.
6576 (Incremental_inputs::Inputs_): New field.
6577 (Incremental_inputs::Inputs_map): New field.
6578 * main.cc (main): Call Incremental_input::report_inputs.
6579 * options.h (Input_argument_list): Typedef moved from
6580 Input_arguments.
6581 (Input_file_group::Files): Remove, use ::Input_argument_list.
6582 (Input_file_group::Input_argument_list): Remove, use
6583 ::Input_argument_list.
6584 * plugin.cc (Plugin_manager::add_input_file): Add error in
6585 incremental build.
6586 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6587 functions.
6588 * script.cc (read_input_script): Call
6589 Incremental_input::report_script.
6590 * script.h (Script_info): New class.
6591
b0481b0b
ILT		 65922009-04-27 Ian Lance Taylor <iant@google.com>
6593
6594 * x86_64.cc (do_adjust_output_section): Set entsize to
6595 plt_entry_size.
6596
b22a5a41 65972009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6598
6599 * output.cc (Output_file::close): After short writes, continue
6600 writing from the correct offset in the buffer being written.
6601
40fde488
CD		 66022009-04-23 Chris Demetriou <cgd@google.com>
6603
6604 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6605 * configure: Regenerate.
6606 * config.in: Regenerate.
6607 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6608 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6609
3ce2c28e
ILT		 66102009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6611
6612 * incremental.cc (Incremental_inputs_header_data): Renamed from
6613 Incremental_input_header_data.
6614 (Incremental_inputs_header_data::data_size): New field.
6615 (Incremental_inputs_header_data::put_input_file_count): Renamed
6616 from input_file_count.
6617 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6618 from command_line_offset.
6619 (Incremental_inputs_header_data::put_reserved): Renamed from
6620 put_reserved.
6621 (Incremental_inputs_entry_data): Renamed from
6622 Incremental_input_entry_data.
6623 (Incremental_inputs_entry_data::data_size): New field.
6624 (Incremental_inputs::report_command_line): New method.
6625 (Incremental_inputs::finalize): New method.
6626 (Incremental_inputs::create_incremental_inputs_data): New method.
6627 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6628 * incremental.h: New file.
6629 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6630 (Layout::finalize): Create incremental inputs section in
6631 incremental builds.
6632 (Layout::create_incremental_info_sections): New method.
6633 * layout.h (Layout::incremental_inputs): New method.
6634 (Layout::create_incremental_info_sections): New method.
6635 (Layout::incremental_inputs_): New field.
6636 * main.cc (main): Notify Incremental_input of the command line.
6637
e55bde5e
ILT		 66382009-04-01 Ian Lance Taylor <iant@google.com>
6639 Mikolaj Zalewski <mikolajz@google.com>
6640
6641 * gold.h (reserve_unordered_map): Define, three versions, one for
6642 each version of Unordered_map.
6643 * layout.cc (Layout::Layout): Remove options parameter. Add
6644 number_of_input_files parameter. Don't initialize options_.
6645 Initialize number_of_input_files_ and resized_signatures_. Move
6646 sections_are_attached_.
6647 (Layout::layout_group): Reserve space for group_signatures_.
6648 (Layout::find_or_add_kept_section): Change name parameter to be a
6649 reference. Resize signatures_ map when it gets large enough.
6650 (Layout::layout_eh_frame): Use parameters->options() instead of
6651 this->options_.
6652 (Layout::make_output_section): Likewise.
6653 (Layout::attach_allocated_section_to_segment): Likewise.
6654 (Layout::finalize, Layout::create_executable_stack): Likewise.
6655 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6656 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6657 * layout.h (class Layout): Update declarations. Remove options_
6658 field. Add number_of_input_files_ and resized_signatures_
6659 fields. Move sections_are_attached_ field.
6660 * main.cc (main): Pass number of input files to Layout
6661 constructor. Don't pass options.
6662
154b857c
ILT		 66632009-03-30 Ian Lance Taylor <iant@google.com>
6664
6665 * ffsll.c (ffsll): Correct implementation.
6666
2f35ab9b
ILT		 66672009-03-27 Ian Lance Taylor <iant@google.com>
6668
fd03461a
ILT		 6669 * ffsll.c: New file.
6670 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6671 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6672 * ftruncate.c (ftruncate): Declare before definition.
6673 * mremap.c (mremap): Likewise.
6674 * pread.c (pread): Likewise.
6675 * configure, Makefile.in, config.in: Rebuild.
6676
2f35ab9b
ILT		 6677 * mremap.c: New file.
6678 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6679 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6680 (mremap): Declare if HAVE_MREMAP is not defined.
6681 * configure, Makefile.in, config.in: Rebuild.
6682
33aea2fd
CC		 66832009-03-27 Cary Coutant <ccoutant@google.com>
6684
6685 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6686 position independent.
6687 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6688 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6689
6d479619
CC		 66902009-03-24 Cary Coutant <ccoutant@google.com>
6691
6692 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6693 an executable.
6694 (needs_dynamic_reloc): Likewise.
6695
afc06bb8
ILT		 66962009-03-24 Ian Lance Taylor <iant@google.com>
6697
6698 * yyscript.y (file_cmd): Recognize EXTERN.
6699 (extern_name_list, extern_name_list_body): New nonterminals.
6700 * script.cc (script_add_extern): Define.
6701 * script-c.h (script_add_extern): Declare.
6702
f6060a4d
ILT		 67032009-03-24 Rafael Avila de Espindola <espindola@google.com>
6704
6705 * object.cc (is_elf_object): Define.
6706 * object.h (is_elf_object): Declare.
6707 * archive.cc (Archive::get_elf_object_for_member): Call
6708 is_elf_object.
33aea2fd 6709 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6710
26736d8e
ILT		 67112009-03-24 Elliott Hughes <enh@google.com>
6712
6713 * output.cc (Output_file::map_anonymous): Define.
6714 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6715 try an anonymous one. Report the size if the mmap fails.
6716 * output.h (class Output_file): Declare map_anonymous.
6717
22fd9730
ILT		 67182009-03-24 Ian Lance Taylor <iant@google.com>
6719
6720 * target-select.cc (instantiate_target): Don't acquire the lock if
6721 the instantiated_target_ field has already been set.
6722
cb010894
ILT		 67232009-03-23 Ian Lance Taylor <iant@google.com>
6724
7f055c20
ILT		 6725 * gold-threads.h (class Initialize_lock): Define.
6726 * gold-threads.cc (class Initialize_lock_once): Define.
6727 (initialize_lock_control): New static variable.
6728 (initialize_lock_pointer): New static variable.
6729 (initialize_lock_once): New static function.
6730 (Initialize_lock::Initialize_lock): Define.
6731 (Initialize_lock::initialize): Define.
6732 * target-select.h: Include "gold-threads.h".
6733 (class Target_selector): Add lock_ and initialize_lock_ fields.
6734 Don't define instantiate_target, just declare it.
6735 * target-select.cc (Target_selector::Target_selector): Initialize
6736 new fields.
6737 (Target_selector::instantiate_target): Define.
6738 * descriptors.h: Include "gold-threads.h".
6739 (class Descriptors): Add initialize_lock_ field.
6740 * descriptors.cc (Descriptors::Descriptors): Initialize new
6741 field.
6742 (Descriptors::open): Use initialize_lock_ field
6743 * errors.h (class Errors): Add initialize_lock_ field.
6744 * errors.cc (Errors::Errors): Initialize new field.
6745 (Errors::initialize_lock): Use initialize_lock_ field.
6746 * powerpc.cc (class Target_selector_powerpc): Remove
6747 instantiated_target_ field. In do_recognize call
6748 instantiate_target rather than do_instantiate_target. In
6749 do_instantiate_target just allocate a new target.
6750 * sparc.cc (class Target_selector_sparc): Likewise.
6751
36959681
ILT		 6752 * freebsd.h: New file.
6753 * i386.cc: Include "freebsd.h".
6754 (Target_i386): Derive from Target_freebsd rather than
6755 Sized_target.
6756 (Target_selector_i386): Derive from Target_selector_freebsd rather
6757 than Target_selector.
6758 * x86_64.cc: Include "freebsd.h".
6759 (Target_x86_64): Derive from Target_freebsd rather than
6760 Sized_target.
6761 (Target_selector_x86_64): Derive from Target_selector_freebsd
6762 rather than Target_selector.
6763 * target.h (class Target): Add adjust_elf_header and
6764 do_adjust_elf_header.
6765 * output.cc (Output_file_header:: do_sized_write): Call target
6766 adjust_elf_header routine.
6767 * configure.tgt: Set targ_osabi.
6768 * configure.ac: Define GOLD_DEFAULT_OSABI.
6769 * parameters.cc (Parameters::default_target): Pass
6770 GOLD_DEFAULT_OSABI to select_target.
6771 * target-select.h (class Target_selector): Make instantiate_target
6772 protected rather than private.
6773 * Makefile.am (HFILES): Add freebsd.h.
6774 * configure, Makefile.in, config.in: Rebuild.
6775
cb010894
ILT		 6776 * merge.cc (do_add_input_section): Correct pend value. Change
6777 message about last entry not being null terminated from error to
6778 warning.
6779
0e879927
ILT		 67802009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6781
6782 * incremental.cc: New file.
6783 * Makefile.am (CCFILES): Add incremental.cc.
6784 * Makefile.in: Rebuild.
6785
41105937
PP		 67862009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6787
6788 * layout.cc (Layout::output_section_name): Preserve names
6789 of '.note.' sections.
e1df38aa 6790
60439920
ILT		 67912009-03-19 Ian Lance Taylor <iant@google.com>
6792
6793 * descriptors.cc (Descriptors::open): Check that the options are
6794 valid before using them.
6795
0d371ad3
ILT		 67962009-03-18 Ian Lance Taylor <iant@google.com>
6797
6798 * script-sections.h: Include <list>.
6799 (class Script_sections): Change Sections_elements from std::vector
6800 to std::list. Typedef public Elements_iterator. Add
6801 orphan_section_placement_, data_segment_align_start_, and
6802 saw_data_segment_align_ fields. Remove data_segment_align_index_
6803 field.
6804 * script-sections.cc (class Orphan_section_placement): New class.
6805 (class Sections_element): Add virtual functions is_relro and
6806 orphan_section_init. Remove virtual function place_orphan_here.
6807 (class Output_section_definition): Add is_relro and
6808 orphan_section_init. Remove place_orphan_here.
6809 (class Orphan_output_section): Likewise.
6810 (Script_sections::Script_sections): Update for field changes.
6811 (Script_sections::data_segment_align): Set saw_data_segment_align_
6812 and data_segment_align_start_, not data_segment_align_index.
6813 (Script_sections::data_segment_relro_end): Check
6814 saw_data_segment_align_. Use data_segment_align_start_ rather
6815 than data_segment_align_index_.
6816 (Script_sections::place_orphan): Rewrite to use
6817 Orphan_section_placement.
6818
9201d894
ILT		 68192009-03-17 Ian Lance Taylor <iant@google.com>
6820
9c5b8369
ILT		 6821 * archive.cc (Archive::add_symbols): Check for a version attached
6822 to the symbol name in the archive map.
6823 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6824 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6825 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6826 (ver_test_11.a): New target.
6827 * testsuite/Makefile.in: Rebuild.
6828
9201d894
ILT		 6829 * configure.ac: Check for chsize and posix_fallocate. Replace
6830 ftruncate.
6831 * ftruncate.c: New file, from gnulib.
6832 * output.cc (posix_fallocate): Define dummy version if not
6833 HAVE_POSIX_FALLOCATE.
6834 (Output_file::map): Call posix_fallocate rather than lseek and
6835 write.
6836 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6837 * configure, Makefile.in, config.in: Rebuild.
6838
ef4ab7a8 68392009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6840
ef4ab7a8
PP		 6841 * layout.h (Layout::create_note): Add section_name parameter.
6842 * layout.cc (Layout::create_note): Likewise.
6843 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6844
8c500701
ILT		 68452009-03-17 Ian Lance Taylor <iant@google.com>
6846
e85b18e1
ILT		 6847 * descriptors.cc: Include "options.h".
6848 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6849 (Descriptors::open): Always use O_CLOEXEC when opening a new
6850 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6851 then set FD_CLOEXEC.
6852
9efe6174
ILT		 6853 * sparc.cc (class Target_sparc): Add has_got_section.
6854 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6855 make sure we have a GOT section.
6856
6857 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6858 (Target_sparc::Scan::local): Likewise.
6859 (Target_sparc::Scan::global): Likewise.
6860 (Target_sparc::Relocate::relocate): Likewise.
6861 (Target_sparc::Relocate::relocate_tls): Likewise.
6862
8c500701
ILT		 6863 * symtab.cc (Symbol_table::define_default_version): New function,
6864 broken out of add_from_object.
6865 (Symbol_table::add_from_object): Call define_default_version.
6866 (Symbol_table::define_special_symbol): Add resolve_oldsym
6867 parameter. Change all callers. If the version for a symbol comes
6868 from a version script, resolve it with the symbol with the same
6869 name with no version. Also add the symbol without a version if
6870 appropriate.
6871 (do_define_in_output_data): If resolving with oldsym, don't delete
6872 sym.
6873 (do_define_in_output_segment): Likewise.
6874 (do_define_as_constant): Likewise.
6875 * symtab.h (class Symbol_table): Update declarations.
6876
f1ed28fb
ILT		 68772009-03-13 Ian Lance Taylor <iant@google.com>
6878
15f8229b
ILT		 6879 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6880 (Read_symbols::requeue): New function.
6881 (Read_symbols::do_read_symbols): If make_elf_object fails because
6882 the target type is not configured, and the file was searched for,
6883 issue a warning and retry with the next directory.
6884 (Add_symbols::run): If the file has an incompatible format, and
6885 it was searched for, requeue the Read_symbols task. On error,
6886 release the object.
6887 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6888 dirindex parameter to constructor. Change all callers. Declare
6889 incompatible_warning and requeue.
6890 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6891 input_argument_ and input_group_ fields. Add them to
6892 constructor. Change all callers.
6893 (class Read_script): Add dirindex_ field. Add it to constructor.
6894 Change all callers.
6895 * archive.cc (Archive::setup): Remove input_objects parameter.
6896 Change all callers.
6897 (Archive::get_file_and_offset): Likewise.
6898 (Archive::read_all_symbols): Likewise.
6899 (Archive::read_symbols): Likewise.
6900 (Archive::get_elf_object_for_member): Remove input_objects
6901 parameter. Add punconfigured parameter. Change all callers.
6902 (Archive::add_symbols): Change return type to bool. Check return
6903 value of include_member.
6904 (Archive::include_all_members): Likewise.
6905 (Archive::include_member): Change return type to bool. Return
6906 false if first included object has incompatible target. Set
6907 included_member_ field.
6908 (Add_archive_symbols::run): If add_symbols returns false, requeue
6909 Read_symbols task.
6910 * archive.h (class Archive): Add included_member_ field.
6911 Initialize it in constructor. Add input_file and searched_for
6912 methods. Update declarations.
6913 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6914 input_argument_ fields. Add them to constructor. Change all
6915 callers.
6916 * script.cc: Include "target-select.h".
6917 (class Parser_closure): Add skip_on_incompatible_target_ and
6918 found_incompatible_target_ fields. Add
6919 skip_on_incompatible_target parameter to constructor. Change all
6920 callers. Add methods skip_on_incompatible_target,
6921 clear_skip_on_incompatible_target, found_incompatible_target, and
6922 set_found_incompatible_target.
6923 (read_input_script): Add dirindex parameter. Change all callers.
6924 If parser finds an incompatible target, requeue Read_symbols
6925 task.
6926 (script_set_symbol): Clear skip_on_incompatible_target in
6927 closure.
6928 (script_add_assertion, script_parse_option): Likewise.
6929 (script_start_sections, script_add_phdr): Likewise.
6930 (script_check_output_format): New function.
6931 * script.h (read_input_script): Update declaration.
6932 * script-c.h (script_check_output_format): Declare.
6933 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6934 (ignore_cmd): Remove OUTPUT_FORMAT.
6935 * fileread.cc (Input_file::Input_file): Add explicit this.
6936 (Input_file::will_search_for): New function.
6937 (Input_file::open): Add pindex parameter. Change all callers.
6938 * fileread.h (class Input_file): Add input_file_argument method.
6939 Declare will_search_for. Update declarations.
6940 * object.cc (make_elf_object): Add punconfigured parameter.
6941 Change all callers.
6942 * object.h (class Object): Make input_file public. Add
6943 searched_for method.
6944 (make_elf_object): Update declaration.
6945 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6946 restart search.
6947 * dirsearch.h (class Dirsearch): Update declaration.
6948 * options.h (class General_options): Add --warn-search-mismatch.
6949 * parameters.cc (Parameters::is_compatible_target): New function.
6950 * parameters.h (class Parameters): Declare is_compatible_target.
6951 * workqueue.cc (Workqueue::add_blocker): New function.
6952 * workqueue.h (class Workqueue): Declare add_blocker.
6953
f1ed28fb
ILT		 6954 * fileread.cc (Input_file::open): Remove options parameter.
6955 Change all callers.
6956 (Input_file::open_binary): Likewise.
6957 * script.cc (read_input_script): Likewise.
6958 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6959 options parameter from constructor. Change all callers.
6960 (class Read_script): Likewise.
6961 * fileread.h (class Input_file): Update declarations.
6962 * script.h (read_input_script): Update declaration.
6963
34dd024a
NC		 69642009-03-10 Nick Clifton <nickc@redhat.com>
6965
6966 * po/es.po: New Spanish translation.
6967
6d71b17c
CC		 69682009-03-06 Cary Coutant <ccoutant@google.com>
6969
6970 * options.cc (parse_short_option): Keep dash_z from registering itself.
6971
031cdbed
ILT		 69722009-03-03 Ian Lance Taylor <iant@google.com>
6973
6974 PR 9918
6975 * target-reloc.h (relocate_section): Pass output_section to
6976 relocate.
6977 * i386.cc (Target_i386::should_apply_static_reloc): Add
6978 output_section parameter. Change all callers.
6979 (Target_i386::Relocate::relocate): Add output_section parameter.
6980 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6981 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6982 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6983 * testsuite/two_file_shared.sh: New script.
6984 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6985 (check_DATA): Add two_file_shared.dbg.
6986 (two_file_shared.dbg): New target.
6987 * testsuite/Makefile.in: Rebuild.
6988
15d5fa16
ILT		 69892009-03-01 Ian Lance Taylor <iant@google.com>
6990
6991 * configure.ac: Check for byteswap.h.
6992 * configure: Rebuild.
6993 * config.in: Rebuild.
6994
8a4c0b0d
ILT		 69952009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6996
6997 * layout.cc (Layout::find_or_add_kept_section): New function.
6998 (Layout::add_comdat): Removed.
6999 * layout.h (struct Kept_section): Move out of class Layout.
7000 Remove trailing underscores from field names. Add group_sections
7001 field. Rename group_ field to is_group. Change all uses.
7002 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7003 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7004 comdat_groups_ field.
7005 (Sized_relobj::include_section_group): Use
7006 find_or_add_kept_section and Kept_section::group_sections.
7007 (Sized_relobj::include_linkonce_section): Likewise.
7008 * object.cc (class Sized_relobj): Don't define Comdat_group or
7009 Comdat_group_table. Remove find_comdat_group and
7010 add_comdat_group. Remove comdat_groups_ field.
7011 * plugin.cc (include_comdat_group): Use
7012 Layout::find_or_add_kept_section.
7013
b4ecf66b
ILT		 70142009-02-28 Ian Lance Taylor <iant@google.com>
7015
14359ca0
ILT		 7016 * README: --gc-sections and map files are now supported. Document
7017 some build requirements.
7018
b4ecf66b
ILT		 7019 PR 6992
7020 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7021 relocatable link set the value of the section symbol to zero.
7022 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7023 relocatable link don't include the section address in the local
7024 symbol value.
7025
0602e05a
ILT		 70262009-02-27 Ian Lance Taylor <iant@google.com>
7027
fd9d194f
ILT		 7028 PR 6811
7029 * options.h (class Search_directory): Add is_system_directory.
7030 (class General_options): Declare is_in_system_directory.
7031 * options.cc (get_relative_sysroot): Make static.
7032 (get_default_sysroot): Make static.
7033 (General_optoins::is_in_system_directory): New function.
7034 * fileread.cc (Input_file::is_in_system_directory): New function.
7035 * fileread.h (class Input_file): Declare is_in_system_directory.
7036 * object.h (class Object): Add is_in_system_directory.
7037 (class Input_objects): Remove system_library_directory_ field.
7038 * object.cc (Input_objects::add_object): Don't set
7039 system_library_directory_.
7040 (input_objects::found_in_system_library_directory): Remove.
7041 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7042 parameter. Change all callers.
7043 (Symbol_table::sized_write_globals): Likewise.
7044 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7045 Call Object::is_in_system_directory.
7046 * symtab.h (class Symbol_table): Update declarations.
7047
61edd21f
ILT		 7048 PR 5990
7049 * descriptors.h (Open_descriptor): Add is_on_stack field.
7050 * descriptors.cc (Descriptors::open): If the descriptor is on the
7051 top of the stack, remove it. Initialize is_on_stack field.
7052 (Descriptors::release): Only add pod to stack if it is not on the
7053 stack already.
7054 (Descriptors::close_some_descriptor): Clear stack_next and
7055 is_on_stack fields.
7056
e29e076a
ILT		 7057 PR 7091
7058 * output.cc (Output_section::find_starting_output_address): Rename
7059 from starting_output_address; add PADDR parameter; change return
7060 type.
7061 * output.h (class Output_section): Declare
7062 find_starting_output_address instead of starting_output_address.
7063 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7064 section symbol for which we can't find a merge section.
7065
0602e05a
ILT		 7066 PR 9836
7067 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7068 hidden or internal, force the symbol to be local.
7069 * resolve.cc (Symbol::override_visibility): Define.
7070 (Symbol::override_base): Use override_visibility.
7071 (Symbol_table::resolve): Likewise.
7072 (Symbol::override_base_with_special): Likewise.
7073 (Symbol_table::override_with_special): If the visibility is hidden
7074 or internal, force the symbol to be local.
7075 * symtab.h (class Symbol): Add set_visibility and
7076 override_visibility.
7077 * testsuite/ver_test_1.sh: New file.
7078 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7079 (check_DATA): Add ver_test_1.syms.
7080 (ver_test_1.syms): New target.
7081 * testsuite/Makefile.in: Rebuild.
7082
401a9a73
CC		 70832009-02-25 Cary Coutant <ccoutant@google.com>
7084
7085 * layout.cc (Layout::choose_output_section): Don't rename sections
7086 when using a linker script that has a SECTIONS clause.
7087 * Makefile.in: Regenerate.
7088
7089 * testsuite/Makefile.am (script_test_5.sh): New test case.
7090 * testsuite/Makefile.in: Regenerate.
7091 * testsuite/script_test_5.cc: New file.
7092 * testsuite/script_test_5.sh: New file.
7093 * testsuite/script_test_5.t: New file.
7094
f488e4b0
CC		 70952009-02-13 Rafael Avila de Espindola <espindola@google.com>
7096
7097 * archive.cc (Archive::include_member): Update calls to add_symbols.
7098 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7099 the Layout argument.
7100 * dynobj.h (do_add_symbols): Add the Layout argument.
7101 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7102 Layout argument.
7103 * object.h (Object::add_symbols): Add the Layout argument.
7104 (Object::do_add_symbols): Add the Layout argument.
7105 (Sized_relobj::do_add_symbols): Add the Layout argument.
7106 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7107 Unify the two versions.
7108 (Add_plugin_symbols): Remove.
7109 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7110 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7111 (Add_plugin_symbols): Remove.
7112 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7113 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7114 (Add_symbols::run): Make it work with Pulginobj.
7115
89dd1680
ILT		 71162009-02-06 Ian Lance Taylor <iant@google.com>
7117
7118 * object.cc (Sized_relobj::do_layout): Make info message start
7119 with lower case letter.
7120
266d0a74
ILT		 71212009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7122
602b464e
ILT		 7123 * binary.cc: Fix file comment.
7124
266d0a74
ILT		 7125 * options.h (enum Incremental_disposition): Define.
7126 (class General_options): Add new options: --incremental,
7127 --incremental_changed, --incremental_unchanged,
7128 --incremental_unknown. Add incremental_disposition_ and
7129 implicit_incremental_ fields.
7130 (General_options::incremental_disposition): New function.
7131 (class Position_dependent_options): Add incremental_disposition
7132 option.
7133 (Position_dependent_options::copy_from_options): Set incremental
7134 dispositions.
7135 * options.cc (General_options::parse_incremental_changed): New
7136 function.
7137 (General_options::parse_incremental_unchanged): New function.
7138 (General_options::parse_incremental_unknown): New function.
7139 (General_options::General_options): Initialize new fields
7140 incremental_disposition_ and implicit_incremental_.
7141 (General_options::finalize): Check for uasge of --incremental-*
7142 without --incremental.
7143
f073bbf7
CD		 71442009-02-06 Chris Demetriou <cgd@google.com>
7145
7146 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7147 pointer and to report location as the file name associated with
7148 the symbol.
7149 (gold_undefined_symbol_at_location): New function to replace the
7150 old gold_undefined_symbol functionality.
7151 * target-reloc.h (relocate_section): Update to use
7152 gold_undefined_symbol_at_location.
7153 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7154 Call gold_undefined_symbol function rather than gold_error.
7155 * errors.h (Errors::undefined_symbol): Take location as a
7156 string, rather than calculating it from a relocation.
7157 * errors.cc (Errors::fatal): Print "fatal error:" before the
7158 formatted message.
7159 (Errors::error, Errors::error_at_location): Print "error: "
7160 before the formatted message.
7161 (Errors::undefined_symbol): Take location as a string, rather
7162 than calculating it from a relocation.
7163 (gold_undefined_symbol_at_location): New function akin to
7164 old gold_undefined_symbol, calculates location from relocation.
7165 (gold_undefined_symbol): Change to take only a Symbol pointer
7166 and to report location as the file name associated with the symbol.
7167 * testsuite/debug_msg.sh: Update for changed error messages.
7168 * testsuite/undef_symbol.sh: Likewise.
7169
8e94a90c
ILT		 71702009-02-04 Duncan Sands <baldrick@free.fr>
7171
7172 PR 9812
7173 * reduced_debug_output.h
7174 (Output_reduced_debug_abbrev_section::failed): Use format for
7175 gold_warning.
7176 (Output_reduced_debug_info_section::faild): Likewise.
7177
88a0e15b
ILT		 71782009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7179
7180 * script.cc (Lazy_demangler): New class.
7181 (Version_script_info::get_symbol_version_helper): Demangle a
7182 symbol only once.
7183
5efc7cd2
CC		 71842009-01-29 Cary Coutant <ccoutant@google.com>
7185
7186 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7187 to __tls_get_addr.
7188 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7189
e0ebcf42
ILT		 71902009-01-28 Ian Lance Taylor <iant@google.com>
7191
5efc7cd2 7192 * version.cc (version_string): Bump to 1.9.
75fe7426 7193
e0ebcf42
ILT		 7194 * gold.h: Include <cstring> and <stdint.h>.
7195 * version.cc: Include <cstdio>.
7196 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7197 warning.
7198 * reduced_debug_output.cc (insert_into_vector): Rename from
7199 Insert_into_vector; change all callers. Use Swap_unaligned to
7200 avoid aliasing issue; remove union since it is unnecessary.
7201
8e2813be 72022009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7203
7204 * Makefile.am (CCFILES): Add gc.cc.
7205 (HFILES): Add gc.h.
7206 * Makefile.in: Regenerate.
7207 * gold.cc (Gc_runner): New class.
7208 (queue_initial_tasks): Call garbage collection related tasks
7209 when corresponding options are invoked.
7210 (queue_middle_gc_tasks): New function.
7211 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7212 processed early before laying out sections during garbage collection.
7213 * gold.h (queue_middle_gc_tasks): New function.
7214 (is_prefix_of): Move from "layout.cc".
7215 * i386.cc (Target_i386::gc_process_relocs): New function.
7216 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7217 * main.cc (main): Create object of class "Garbage_collection".
7218 * object.cc (Relobj::copy_symbols_data): New function.
7219 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7220 (Sized_relobj::do_layout): Allow this function to be called twice
7221 during garbage collection and defer layout of section during the
6d03d481
ST		 7222 first call.
7223 * object.h (Relobj::get_symbols_data): New function.
7224 (Relobj::is_section_name_included): New function.
7225 (Relobj::copy_symbols_data): New function.
7226 (Relobj::set_symbols_data): New function.
7227 (Relobj::get_relocs_data): New function.
7228 (Relobj::set_relocs_data): New function.
7229 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7230 (Relobj::gc_process_relocs): New function.
7231 (Relobj::do_gc_process_relocs): New pure virtual function.
7232 (Relobj::sd_): New data member.
7233 (Sized_relobj::is_output_section_offset_invalid): New function.
7234 (Sized_relobj::do_gc_process_relocs): New function.
7235 * options.h (General_options::gc_sections): Modify to not be a no-op.
7236 (General_options::print_gc_sections): New option.
7237 * plugin.cc (Plugin_finish::run): Remove function call to
7238 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7239 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7240 * reloc.cc (Read_relocs::run): Add task to process relocs and
7241 determine unreferenced sections when doing garbage collection.
7242 (Gc_process_relocs): New class.
7243 (Sized_relobj::do_gc_process_relocs): New function.
7244 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7245 sections that are garbage collected.
7246 * reloc.h (Gc_process_relocs): New class.
7247 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7248 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7249 symbols whose corresponding sections are garbage collected.
7250 (Symbol_table::Symbol_table): Add new parameter for the garbage
7251 collection object.
7252 (Symbol_table::gc_mark_undef_symbols): New function.
7253 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7254 (Symbol_table::gc_mark_dyn_syms): New function.
7255 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7256 as garbage.
7257 (Symbol_table::add_from_object): Likewise.
7258 (Symbol_table::add_from_relobj): When building shared objects, do not
7259 treat externally visible symbols as garbage.
7260 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7261 table information for static and relocatable links.
7262 * symtab.h (Symbol_table::set_gc): New function.
7263 (Symbol_table::gc): New function.
7264 (Symbol_table::gc_mark_undef_symbols): New function.
7265 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7266 (Symbol_table::gc_mark_dyn_syms): New function.
7267 (Symbol_table::gc_): New data member.
e1df38aa 7268 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7269 function.
7270 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7271 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7272
3b293544
CF		 72732009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7274
7275 * options.h (General_options::gc_sections): Define as a no-op for now.
7276 (General_options::no_keep_memory): Ditto.
7277 (General_options::Bshareable): Define.
7278 * options.cc (General_options::finalize): Honor -Bshareable.
7279
83d22aa8
AS		 72802009-01-20 Andreas Schwab <schwab@suse.de>
7281
7282 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7283 read the value in the contents, since we don't use it. Use the
7284 template endianness when writing.
7285 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7286
cd536b21
AS		 72872009-01-19 Andreas Schwab <schwab@suse.de>
7288
7289 * configure.tgt (powerpc64-*): Fix targ_obj.
7290
99e9a495
ILT		 72912009-01-15 Ian Lance Taylor <iant@google.com>
7292
7293 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7294 local symbols when stripping all symbols.
7295
bbbfea06
CC		 72962009-01-14 Cary Coutant <ccoutant@google.com>
7297
99e9a495 7298 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7299
0f7c0701
CC		 73002009-01-14 Cary Coutant <ccoutant@google.com>
7301
7302 * archive.cc (Archive::get_elf_object_for_member): Remove call
7303 to File_read::claim_for_plugin.
7304 * descriptors.cc (Descriptors::open): Remove reference to
7305 is_claimed.
7306 (Descriptors::claim_for_plugin): Remove.
7307 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7308 (Descriptors::is_claimed): Remove.
7309 (claim_descriptor_for_plugin): Remove.
7310 * fileread.cc (File_read::claim_for_plugin): Remove.
7311 * fileread.h (File_read::claim_for_plugin): Remove.
7312 (File_read::descriptor): Reopen descriptor if necessary.
7313 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7314 (Plugin_manager::all_symbols_read): Add task parameter. Change
7315 all callers.
7316 (Plugin_manager::get_input_file): New function.
7317 (Plugin_manager::release_input_file): New function.
7318 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7319 corresponding data member.
7320 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7321 and pass to base constructor. Change all callers.
7322 (get_input_file, release_input_file): New functions.
7323 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7324 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7325 (Plugin_manager::all_symbols_read): Add task parameter.
7326 (Plugin_manager::get_input_file): New function.
7327 (Plugin_manager::release_input_file): New function.
7328 (Plugin_manager::task_): New data member.
7329 (Pluginobj::Pluginobj): Add filesize parameter.
7330 (Pluginobj::filename): New function.
7331 (Pluginobj::descriptor): New function.
7332 (Pluginobj::filesize): New function.
7333 (Pluginobj::filesize_): New data member.
7334 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7335 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7336 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7337
7338 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7339 with archive libraries.
7340 * testsuite/Makefile.in: Regenerate.
7341 * testsuite/plugin_test.c (struct sym_info): New type.
7342 (get_input_file, release_input_file): New static variables.
7343 (onload): Capture new transfer vector entries.
7344 (claim_file_hook): Stop reading at end of file according to filesize.
7345 Factor out parsing of readelf output into separate function.
7346 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7347 APIs and get the source file name from the symbol table. Convert
7348 source file name to corresponding object file name. Print info
7349 message when adding new input files.
7350 (parse_readelf_line): New function.
7351 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7352 * testsuite/plugin_test_2.sh: Likewise.
7353 * testsuite/plugin_test_3.sh: Likewise.
7354 * testsuite/plugin_test_4.sh: New test case.
7355
62a6d109
ILT		 73562009-01-07 Ian Lance Taylor <iant@google.com>
7357
7358 * version.cc (version_string): Bump to 1.8.
7359
483620e8
CC		 73602008-12-23 Cary Coutant <ccoutant@google.com>
7361
7362 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7363 * plugin.cc (Plugin_manager::finish): Rename as
7364 layout_deferred_objects. Move cleanup to separate function.
7365 (Plugin_manager::cleanup): New function.
7366 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7367 separately.
7368 * plugin.h (Plugin_manager::finish): Rename as
7369 layout_deferred_objects.
7370 (Plugin_manager::cleanup): New function.
7371 (Plugin_manager::cleanup_done): New field.
7372
d66a9eb3
CC		 73732008-12-23 Cary Coutant <ccoutant@google.com>
7374
7375 * plugin.cc (is_visible_from_outside): New function.
7376 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7377 so we don't return "IR only" status for exported symbols or -r links.
7378
7379 * testsuite/Makefile.am (plugin_test_3): New test case.
7380 * testsuite/Makefile.in: Regenerate.
7381 * testsuite/plugin_test_3.sh: New file.
7382
5995b570
CC		 73832008-12-22 Cary Coutant <ccoutant@google.com>
7384
7385 * object.cc (Sized_relobj::layout_section): New function.
7386 (Sized_relobj::do_layout): Defer layout of input sections until after
7387 plugin has provided replacement files.
7388 (Sized_relobj::do_layout_deferred_sections): New function.
7389 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7390 (Relobj::layout_deferred_sections): New function.
7391 (Relobj::do_layout_deferred_sections): New function.
7392 (Sized_relobj::do_layout_deferred_sections): New function.
7393 (Sized_relobj::layout_section): New function.
7394 (Sized_relobj::Deferred_layout): New structure.
7395 (Sized_relobj::deferred_layout_): New field.
7396 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7397 Change all callers. Layout deferred sections.
7398 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7399 references.
7400 (Plugin_hook::run): Move code from do_plugin_hook inline.
7401 (Plugin_hook::do_plugin_hook): Remove.
7402 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7403 (Plugin_manager::finish): Renamed, was cleanup.
7404 (Plugin_manager::should_defer_layout): New function.
7405 (Plugin_manager::add_deferred_layout_object): New function.
7406 (Plugin_manager::Deferred_layout_list): New type.
7407 (Plugin_manager::deferred_layout_objects_): New field.
7408 (Plugin_hook::do_plugin_hook): Remove.
7409
ee769c88
ILT		 74102008-12-17 Ian Lance Taylor <iant@google.com>
7411
7412 * options.h (class General_options): Add --no case for
7413 --export-dynamic.
7414
abc8dcba
CC		 74152008-12-16 Cary Coutant <ccoutant@google.com>
7416
7417 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7418 vector.
7419 (Plugin_manager::claim_file): Create plugin object even if
7420 plugin did not call the add_symbols callback.
7421 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7422 asking for more symbols than were added.
7423 * testsuite/Makefile.am (plugin_test_1): Add test case with
7424 no global symbols.
7425 (empty.syms): New target.
7426 * testsuite/Makefile.in: Regenerate.
7427 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7428 message. Don't call add_symbols if no globals.
7429 (all_symbols_read_hook): Don't provide replacement for empty
7430 claimed file.
7431
b0074644
ILT		 74322008-12-12 Ian Lance Taylor <iant@google.com>
7433
68943102
ILT		 7434 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7435 r_type == 0 for a local symbol with r_sym == 0.
7436 (scan_relocatable_relocs): Pass r_sym to
7437 local_non_section_strategy.
7438 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7439 r_sym parameter.
7440
b0074644
ILT		 7441 * configure.ac: Update test for TLS descriptors: they are
7442 supported as of glibc 2.9.
7443 * configure: Rebuild.
7444
c2508178
ILT		 74452008-12-11 Ian Lance Taylor <iant@google.com>
7446
7447 PR 7091
7448 * target-reloc.h (Default_scan_relocatable_relocs): For each
7449 function, map r_type == 0 to RELOC_DISCARD.
7450
2756a258
CC		 74512008-12-10 Cary Coutant <ccoutant@google.com>
7452
7453 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7454 object to override a kept COMDAT group from a plugin object.
7455
bb6f53d3
ILT		 74562008-12-09 Ian Lance Taylor <iant@google.com>
7457
fbc558e1
ILT		 7458 PR 7088
7459 * yyscript.y (file_cmd): Handle INPUT.
7460
bb6f53d3
ILT		 7461 * testsuite/initpri1.c: Change all declarations to be full
7462 prototypes by adding void, to avoid compiler warnings.
7463
4674ecfc
CC		 74642008-12-05 Rafael Avila de Espindola <espindola@google.com>
7465
7466 * options.cc (General_options::parse_plugin_opt): New.
7467 (General_options::add_plugin): The argument now is just the filename.
7468 (General_options::add_plugin_option): New.
7469 * options.h (plugin_opt): New.
7470 (add_plugin): Change argument name.
7471 (add_plugin_option): New.
7472 * plugin.cc (Plugin::load): Don't parse the plugin option.
7473 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7474 (Plugin::add_option): New.
7475 (Plugin::args_): Change type.
7476 (Plugin::filename_): New.
7477 (Plugin_manager::add_plugin_option): New.
7478 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7479 * testsuite/Makefile.in: Regenerate.
7480
fd06b4aa
CC		 74812008-12-05 Cary Coutant <ccoutant@google.com>
7482
7483 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7484 Handle --strip-lto-sections option.
7485 * options.h (strip_lto_sections): New option.
7486
6c52134c
CC		 74872008-12-01 Cary Coutant <ccoutant@google.com>
7488
7489 * plugin.cc (ld_plugin_message): Change format parameter to const.
7490 Fix mismatch between new[] and delete.
7491
a45248e0
CC		 74922008-11-14 Cary Coutant <ccoutant@google.com>
7493
7494 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7495 instead of -1U.
7496
c82fbeee
CS		 74972008-11-05 Craig Silverstein <csilvers@google.com>
7498
7499 * options.cc (General_options::parse_dynamic_list): New function.
7500 * options.h (General_options): New flags dynamic_list,
7501 dynamic_list_data, dynamic_list_cpp_new, and
7502 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7503 (General_options::in_dynamic_list): New function.
7504 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7505 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7506 (Lex::can_continue_name): Likewise.
7507 (yylex): Likewise.
7508 (read_script_file): New parameter script_options.
7509 (read_dynamic_list): New function.
7510 (Script_options::define_dynamic_list): New function.
7511 (dynamic_list_keyword_parsecodes): New variable.
7512 (dynamic_list_keywords): New variable.
7513 * script.h (Script_options::define_dynamic_list): New function
7514 prototype.
7515 (read_dynamic_list): New function prototype.
7516 * symtab.cc (strprefix): New macro.
7517 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7518 dynamic_list_data, dynamic_list_cpp_new, and
7519 dynamic_list_cpp_typeinfo.
7520 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7521 (dynamic_list_expr): New rule.
7522 (dynamic_list_nodes): Likewise.
7523 (dynamic_list_node): Likewise.
7524 * testsuite/Makefile.am (dynamic_list): New test.
7525 * testsuite/Makefile.in: Regenerated.
7526 * testsuite/dynamic_list.t: New file.
7527 * testsuite/dynamic_list.sh: New file.
7528
e0bb29a5
CS		 75292008-11-05 Craig Silverstein <csilvers@google.com>
7530
7531 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7532 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7533 (t11_last): Likewise.
7534 * testsuite/ver_test_6.c (main): Likewise.
7535
4e1e25e0
CC		 75362008-10-07 Cary Coutant <ccoutant@google.com>
7537
7538 * options.c (General_options::finalize): Add check for -static and
7539 -shared.
7540 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7541 is not empty.
7542
92f03fcb
CC		 75432008-10-02 Cary Coutant <ccoutant@google.com>
7544
7545 * plugin.cc (make_sized_plugin_object): Fix conditional
7546 compilation to work when not all targets are enabled.
7547
fbd8a257
CC		 75482008-09-29 Cary Coutant <ccoutant@google.com>
7549
7550 * archive.cc (Archive::get_file_and_offset): Use filename instead
7551 of name to get library path.
7552 (Archive::include_member): Unlock external member of a thin archive.
7553
7554 * testsuite/Makefile.am (TEST_AR): New variable.
7555 (thin_archive_test_1): New test.
7556 (thin_archive_test_2): New test.
81636b3f
CC		 7557 * testsuite/Makefile.in: Regenerate.
7558 * testsuite/thin_archive_main.cc: New file.
7559 * testsuite/thin_archive_test_1.cc: New file.
7560 * testsuite/thin_archive_test_2.cc: New file.
7561 * testsuite/thin_archive_test_3.cc: New file.
7562 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7563
eff45813
CC		 75642008-09-29 Cary Coutant <ccoutant@google.com>
7565
7566 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7567 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7568 instead of -1U.
7569 (Sized_relobj::do_finalize_local_symbols): Likewise.
7570 (Sized_relobj::map_to_kept_section): Likewise.
7571 * object.h (Sized_relobj::invalid_address): New constant.
7572 (Sized_relobj::do_output_section_offset): Check for invalid_address
7573 and return -1ULL.
7574 * output.cc (Output_reloc::local_section_offset): Use constant
7575 invalid_address instead of -1U.
7576 (Output_reloc::get_address): Likewise.
7577 (Output_section::output_address): Change -1U to -1ULL.
7578 * output.h (Output_reloc::invalid_address): New constant.
7579 * reloc.cc (Sized_relobj::write_sections): Use constant
7580 invalid_address instead of -1U.
7581 (Sized_relobj::relocate_sections): Likewise.
7582 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7583 values for merge sections.
7584 * target-reloc.h (relocate_for_relocatable): Use constant
7585 invalid_address instead of -1U.
7586
89fc3421
CC		 75872008-09-19 Cary Coutant <ccoutant@google.com>
7588
7589 Add plugin functionality for link-time optimization (LTO).
7590 * configure.ac (plugins): Add --enable-plugins option.
7591 * configure: Regenerate.
7592 * config.in: Regenerate.
7593 * Makefile.am (LIBDL): New variable.
7594 (CCFILES): Add plugin.cc.
7595 (HFILES): Add plugin.h.
7596 (ldadd_var): Add LIBDL.
7597 * Makefile.in: Regenerate.
7598
7599 * archive.cc: Include "plugin.h".
7600 (Archive::setup): Don't preread archive symbols when using a plugin.
7601 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7602 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7603 files.
7604 (Archive::include_member): Add symbols from plugin objects.
7605 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7606 * descriptors.cc (Descriptors::open): Check for file descriptors
7607 abandoned by plugins.
7608 (Descriptors::claim_for_plugin): New function.
7609 * descriptors.h (Descriptors::claim_for_plugin): New function.
7610 (Open_descriptor::is_claimed): New field.
7611 (claim_descriptor_for_plugin): New function.
7612 * fileread.cc (File_read::claim_for_plugin): New function.
7613 * fileread.h (File_read::claim_for_plugin): New function.
7614 (File_read::descriptor): New function.
7615 * gold.cc: Include "plugin.h".
7616 (queue_initial_tasks): Add task to call plugin hooks for generating
7617 new object files.
7618 * main.cc: Include "plugin.h".
7619 (main): Load plugin libraries.
7620 * object.h (Pluginobj): Declare.
7621 (Object::pluginobj): New function.
7622 (Object::do_pluginobj): New function.
7623 (Object::set_target): New function.
7624 * options.cc: Include "plugin.h".
7625 (General_options::parse_plugin): New function.
7626 (General_options::General_options): Initialize plugins_ field.
7627 (General_options::add_plugin): New function.
7628 * options.h (Plugin_manager): Declare.
7629 (General_options): Add --plugin option.
7630 (General_options::has_plugins): New function.
7631 (General_options::plugins): New function.
7632 (General_options::add_plugin): New function.
7633 (General_options::plugins_): New field.
7634 * plugin.cc: New file.
7635 * plugin.h: New file.
7636 * readsyms.cc: Include "plugin.h".
7637 (Read_symbols::do_read_symbols): Check for archive before checking
7638 for ELF file. Call plugin hooks to claim files.
7639 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7640 from a real object file; force override when processing replacement
7641 files.
7642 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7643 (Symbol::init_base_object): Likewise.
7644 (Symbol::init_base_output_data): Likewise.
7645 (Symbol::init_base_output_segment): Likewise.
7646 (Symbol::init_base_constant): Likewise.
7647 (Symbol::init_base_undefined): Likewise.
7648 (Symbol::output_section): Assert that object is not a plugin.
7649 (Symbol_table::add_from_pluginobj): New function.
7650 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7651 undefined.
7652 (Symbol_table::sized_write_globals): Likewise.
7653 (Symbol_table::add_from_pluginobj): Instantiate template.
7654 * symtab.h (Sized_pluginobj): Declare.
7655 (Symbol::in_real_elf): New function.
7656 (Symbol::set_in_real_elf): New function.
7657 (Symbol::in_real_elf_): New field.
7658 (Symbol_table::add_from_pluginobj): New function.
7659
7660 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7661 (LIBDL): New variable.
7662 (LDADD): Add LIBDL.
7663 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7664 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7665 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7666 (MOSTLYCLEANFILES): Likewise.
7667 * testsuite/Makefile.in: Regenerate.
7668 * testsuite/plugin_test.c: New file.
7669 * testsuite/plugin_test_1.sh: New file.
7670 * testsuite/plugin_test_2.sh: New file.
7671
de31bda5
ILT		 76722008-09-16 Ian Lance Taylor <iant@google.com>
7673
9c2d0ef9
ILT		 7674 * target-reloc.h (relocate_section): Check whether a symbol is
7675 defined by the ABI before reporting an undefined symbol error.
7676 * target.h (Target::is_defined_by_abi): Make parameter const.
7677 (Target::do_is_defined_by_abi): Likewise.
7678 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7679 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7680 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7681 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7682 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7683 * testsuite/Makefile.in: Rebuild.
7684
de31bda5
ILT		 7685 * fileread.cc (make_view): Add casts to avoid warning.
7686
9fa33bee
AO		 76872008-09-16 Alexandre Oliva <aoliva@redhat.com>
7688
7689 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7690 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7691
183fd0e3
AO		 76922008-09-16 Alexandre Oliva <aoliva@redhat.com>
7693
7694 * options.h (General_options::output_is_executable): New.
7695 (General_options::output_is_pie): New.
7696 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7697 for shared libraries.
7698 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7699
7be8330a
CD		 77002008-09-11 Chris Demetriou <cgd@google.com>
7701
7702 * options.h (origin): New -z option.
7703 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7704 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7705 in DT_FLAGS_1.
7706
a9caad02
CC		 77072008-09-05 Cary Coutant <ccoutant@google.com>
7708
7709 * fileread.cc (File_read::make_view): Add check for attempt to map
7710 beyond end of file.
7711
ae6dce4d
CC		 77122008-09-05 Cary Coutant <ccoutant@google.com>
7713
7714 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7715 explicit instantiations.
7716
d7ab2a47
KVH		 77172008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7718
7719 PR gold/6858
7720 * options.cc (General_options::finalize): Allow undefined symbols
7721 in shlibs if linking -shared.
7722
7723 PR gold/6859
7724 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7725 symbols as not needing a dynsym entry.
7726
1e52a9c1
CS		 77272008-08-20 Craig Silverstein <csilvers@google.com>
7728
7729 * fileread.cc (File_read::open): Do not lock the file unless it
7730 was successfully opened.
7731
d85c80a3
CC		 77322008-08-14 Cary Coutant <ccoutant@google.com>
7733
7734 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7735 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7736 * testsuite/tls_test.cc (struct int128): 128-bit struct
7737 for testing TLS relocs with non-zero addend.
7738 (v12): New TLS variable.
7739 (t12): New test.
7740 (t_last): Add check for v12.
7741 * testsuite/tls_test.h (t12): New function.
7742 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7743
2d924fd9
ILT		 77442008-08-13 Ian Lance Taylor <iant@google.com>
7745
7746 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7747 set tls_segment_ or relro_segment_.
7748 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7749 when appropriate.
7750 * output.h (Output_section::clear_is_relro): New function.
7751 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7752 sections specially even when output_data_ is empty.
7753 (Output_segment::maximum_alignment): When first section is relro,
7754 only force alignment for PT_LOAD segments.
7755 * script.cc (script_data_segment_align): New function.
7756 (script_data_segment_relro_end): New function.
7757 * script-c.h (script_data_segment_align): Declare.
7758 (script_data_segment_relro_end): Declare.
7759 * script-sections.h (class Script_sections): Declare
7760 data_segment_align and data_segment_relro_end. Add fields
7761 segment_align_index_ and saw_relro_end_.
7762 * script-sections.cc (class Sections_element): Add set_is_relro
7763 virtual function. Add new bool* parameter to place_orphan_here.
7764 Add get_output_section virtual function.
7765 (class Output_section_definition): Add set_is_relro. Add new
7766 bool* parameter to place_orphan_here. Add get_output_section.
7767 Add is_relro_ field.
7768 (Output_section_definition::Output_section_definition): Initialize
7769 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7770 and is_relro_ fields.
7771 (Output_section_definition::place_orphan_here): Add is_relro
7772 parameter.
7773 (Output_section_definition::set_section_addresses): Set relro for
7774 output section.
7775 (Output_section_definition::alternate_constraint): Likewise.
7776 (class Orphan_output_section): Add new bool* parameter to
7777 place_orphan_here. Add get_output_section.
7778 (Orphan_output_section::place_orphan_here): Add is_relro
7779 parameter.
7780 (Script_sections::Script_sections): Initialize
7781 data_segment_align_index_ and saw_relro_end_.
7782 (Script_sections::data_segment_align): New function.
7783 (Script_sections::data_segment_relro_end): New function.
7784 (Script_sections::place_orphan): Set or clear is_relro.
7785 (Script_sections::set_section_addresses): Force alignment of first
7786 TLS section.
7787 * yyscript.y (exp): Call script_data_segment_align and
7788 script_data_segment_relro_end.
7789 * testsuite/relro_script_test.t: New file.
7790 * testsuite/relro_test.cc (using_script): Declare.
7791 (t1, t2): Test using_script.
7792 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7793 (relro_script_test_SOURCES): Define.
7794 (relro_script_test_DEPENDENCIES): Define.
7795 (relro_script_test_LDFLAGS): Define.
7796 (relro_script_test_LDADD): Define.
7797 (relro_script_test.so): New target.
7798 * testsuite/Makefile.in: Rebuild.
7799
f827c9a9
CC		 78002008-08-06 Cary Coutant <ccoutant@google.com>
7801
7802 * archive.cc (Archive::total_archives, Archive::total_members)
7803 (Archive::total_members_loaded): New variables.
7804 (Archive::setup): Add parameter. Add option to preread
7805 archive symbols.
7806 (Archive::read_armap): Add counter.
7807 (Archive::get_file_and_offset): New function.
7808 (Archive::get_elf_object_for_member): New function.
7809 (Archive::read_all_symbols): New function.
7810 (Archive::read_symbols): New function.
7811 (Archive::add_symbols): Add counters.
7812 (Archive::include_all_members): Use armap to find members if it's
7813 already built.
7814 (Archive::include_member): Skip reading symbols if already read.
7815 Factored code into Archive::get_file_and_offset and
7816 Archive::get_elf_object_for_member. Changed call to
7817 Mapfile::report_include_archive_member.
7818 (Archive::print_stats): New function.
7819 * archive.h: Declare Object and Read_symbols_data classes.
7820 (Archive::Archive): Add initializers for new members.
7821 (Archive::setup): Add parameter.
7822 (Archive::print_stats): New function.
7823 (Archive::total_archives, Archive::total_members)
7824 (Archive::total_members_loaded): New variables.
7825 (Archive::get_file_and_offset): New function.
7826 (Archive::get_elf_object_for_member): New function.
7827 (Archive::read_all_symbols): New function.
7828 (Archive::read_symbols): New function.
7829 (Archive::Archive_member): New class.
7830 (Archive::members_): New member.
7831 (Archive::num_members_): New member.
7832 * main.cc: Include archive.h.
7833 (main): Call Archive::print_stats.
7834 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7835 archive parameter; member_name is now the fully-decorated name.
7836 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7837 * options.h: (General_options): Add --preread-archive-symbols option.
7838 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7839 Archive::setup.
7840
de4c45bd
ILT		 78412008-08-04 Ian Lance Taylor <iant@google.com>
7842
7843 * symtab.h (Symbol::use_plt_offset): New function.
7844 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7845 * powerpc.cc (Relocate::relocate): Likewise.
7846 * sparc.cc (Relocate::relocate): Likewise.
7847 * x86_64.cc (Relocate::relocate): Likewise.
7848 * testsuite/weak_plt.sh: New test.
7849 * testsuite/weak_plt_main.cc: New test.
7850 * testsuite/weak_plt_shared.cc: New test.
7851 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7852 (check_PROGRAMS): Add weak_plt.
7853 (check_DATA): Add weak_plt_shared.so.
7854 (weak_plt_main_pic.o, weak_plt): New targets.
7855 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7856 * testsuite/Makefile.in: Rebuild.
7857
7858 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7859 gcctestdir/ld.
7860 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7861 * testsuite/Makefile.in: Rebuild.
7862
323ee3f4
AM		 78632008-08-04 Alan Modra <amodra@bigpond.net.au>
7864
7865 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7866 * Makefile.in: Regenerate.
7867 * po/POTFILES.in: Regenerate.
7868
7c07ecec
ILT		 78692008-07-29 Ian Lance Taylor <iant@google.com>
7870
7871 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7872 symbols before other symbols.
7873 * testsuite/script_test_2.cc (test_addr): Declare.
7874 (test_addr_alias): Declare.
7875 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7876 values.
7c07ecec
ILT		 7877 * testsuite/script_test_2.t: Define test_addr_alias and
7878 test_addr.
7879
5778530e
ILT		 78802008-07-24 Ian Lance Taylor <iant@google.com>
7881
2a00e4fb
ILT		 7882 PR 5990
7883 * descriptors.cc: New file.
7884 * descriptors.h: New file.
7885 * gold-threads.h (class Hold_optional_lock): New class.
7886 * fileread.cc: Include "descriptors.h".
7887 (File_read::~File_read): Release descriptor rather than closing
7888 it.
7889 (File_read::open) [file]: Call open_descriptor rather than open.
7890 Set is_descriptor_opened_.
7891 (File_read::open) [memory]: Assert that descriptor is not open.
7892 (File_read::reopen_descriptor): New function.
7893 (File_read::release): Release descriptor.
7894 (File_read::do_read): Make non-const. Reopen descriptor.
7895 (File_read::read): Make non-const.
7896 (File_read::make_view): Reopen descriptor.
7897 (File_read::do_readv): Likewise.
7898 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7899 Update declarations.
7900 * layout.cc: Include "descriptors.h".
7901 (Layout::create_build_id): Use open_descriptor rather than open.
7902 * output.cc: Include "descriptors.h".
7903 (Output_file::open): Use open_descriptor rather than open.
7904 * archive.cc (Archive::const_iterator): Change Archive to be
7905 non-const.
7906 (Archive::begin, Archive::end): Make non-const.
7907 (Archive::count_members): Likewise.
7908 * archive.h (class Archive): Update declarations.
7909 * object.h (Object::read): Make non-const.
7910 * Makefile.am (CCFILES): Add descriptors.cc.
7911 (HFILES): Add descriptors.h.
7912 * Makefile.in: Rebuild.
7913
801647d1
ILT		 7914 PR 6716
7915 * gold.h: Always include <clocale>. Add Solaris workarounds
7916 following code in binutils/sysdep.h.
7917
5edd166e
ILT		 7918 PR 6048
7919 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7920 this->eh_frame_hdr_ is NULL before using it.
7921
c89ad728
ILT		 7922 * dynobj.cc (Versions::Versions): Update comment.
7923
aa86f06b
ILT		 7924 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7925 the base version name.
7926
5778530e
ILT		 7927 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7928 array size plus one.
7929 (Stringpool_template::set_string_offsets): Subtract one from key
7930 before using it as an array index.
7931 (Stringpool_template::get_offset_with_length): Likewise.
7932 (Stringpool_template::write_to_buffer): Likewise.
7933 * stringpool.h (Stringpool_template::get_offset_from_key):
7934 Likewise.
7935
057ead22
ILT		 79362008-07-23 Ian Lance Taylor <iant@google.com>
7937
7f649c59
ILT		 7938 PR 6658
7939 * object.h (Merged_symbol_value::value): Do our best to handle a
7940 negative addend.
7941
057ead22
ILT		 7942 PR 6647
7943 * script.cc (Version_script_info::get_versions): Don't add empty
7944 version tag to return value.
7945 (Version_script_info::get_symbol_version_helper): Change return
7946 type to bool. Add pversion parameter. Change all callers.
7947 (script_register_vers_node): Don't require a non-NULL tag.
7948 * script.h (class Version_script_info): Update declarations.
7949 (Version_script_info::get_symbol_version): Change return type to
7950 bool. Add version parameter. Change all callers.
7951 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7952 handling. Handle an empty version from a version script.
7953 (Symbol_table::define_special_symbol): Likewise.
7954 * testsuite/ver_test_10.script: New file.
7955 * testsuite/ver_test_10.sh: New file.
7956 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7957 (check_DATA): Add ver_test_10.syms.
7958 (ver_test_10.syms, ver_test_10.so): New target.
7959 * testsuite/Makefile.in: Rebuild.
7960
58e54ac2
CD		 79612008-07-23 Simon Baldwin <simonb@google.com>
7962
7963 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7964 to zero for undefined symbols from dynamic libraries.
7965
95d14cd3
ILT		 79662008-07-23 Ian Lance Taylor <iant@google.com>
7967
7968 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7969 Change all callers.
7970 * symtab.h (class Symbol_table): Update declaration.
7971 * testsuite/ver_test_9.cc: New file.
7972 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7973 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7974 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7975 (ver_test_9.so, ver_test_9.o): New targets.
7976 * testsuite/Makefile.in: Rebuild.
7977
92de84a6
ILT		 79782008-07-22 Ian Lance Taylor <iant@google.com>
7979
34810851
ILT		 7980 * options.h (class General_options): Define --check-sections.
7981 * layout.cc (Layout::set_segment_offsets): Handle
7982 --check-sections.
7983
af6156ef
ILT		 7984 * options.h (class General_options): Define -n/--nmagic and
7985 -N/--omagic.
7986 * options.cc (General_options::finalize): For -n/--nmagic or
7987 -N/--omagic, set -static.
7988 * layout.cc (Layout::attach_allocated_section_to_segment): If
7989 -N/--omagic, don't put read-only and read-write sections in
7990 different segments.
7991 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7992 finding a read-only segment.
7993 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7994 don't set the minimum segment alignment to the common page size,
7995 and don't set the file offset to the address modulo the page size.
7996 * script-sections.cc (Script_sections::create_segments): If
7997 -n/--omagic, don't put read-only and read-write sections in
7998 different segments.
7999
92de84a6
ILT		 8000 * cref.cc: New file.
8001 * cref.h: New file.
8002 * options.h (class General_options): Add --print-symbol-counts.
8003 * main.cc (main): Issue defined symbol report if requested.
8004 * archive.cc (Archive::interpret_header): Make into a const member
8005 function.
8006 (Archive::add_symbols): Call Input_objects::archive_start and
8007 archive_stop.
8008 (Archive::const_iterator): Define new class.
8009 (Archive::begin, Archive::end): New functions.
8010 (Archive::include_all_members): Rewrite to use iterator.
8011 (Archive::count_members): New function.
8012 * archive.h (class Archive): Update declarations.
8013 (Archive::filename): New function.
8014 * object.cc: Include "cref.h".
8015 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8016 (Sized_relobj::do_get_global_symbol_counts): New function.
8017 (Input_objects::add_object): Add object to cross-referencer.
8018 (Input_objects::archive_start): New function.
8019 (Input_objects::archive_stop): New function.
8020 (Input_objects::print_symbol_counts): New function.
8021 * object.h: Declare Cref and Archive.
8022 (Object::get_global_symbol_counts): New function.
8023 (Object::do_get_global_symbol_counts): New pure virtual function.
8024 (class Sized_relobj): Add defined_count_ field. Update
8025 declarations.
8026 (class Input_objects): Add cref_ field. Update constructor.
8027 Update declarations.
8028 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8029 defined_count_.
8030 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8031 symbol counts.
8032 (Sized_dynobj::do_get_global_symbol_counts): New function.
8033 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8034 defined_count_. Update declarations. Define Symbols typedef.
8035 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8036 parameter. Change all callers.
8037 (Symbol_table::add_from_dynobj): Add sympointers and defined
8038 parameters. Change all callers.
8039 * symtab.h (class Symbol_table): Update declarations.
8040 * Makefile.am (CCFILES): Add cref.cc.
8041 (HFILES): Add cref.h.
8042 * Makefile.in: Rebuild.
8043
3f7c5e1d
CD		 80442008-07-22 Simon Baldwin <simonb@google.com>
8045
8046 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8047 to zero when writing undefined symbols.
8048
e0b64032
ILT		 80492008-07-22 Ian Lance Taylor <iant@google.com>
8050
8051 * output.cc (Output_section::add_input_section): Don't try to
8052 merge empty merge sections.
8053
096b02cf
CS		 80542008-07-21 Craig Silverstein <csilvers@google.com>
8055
8056 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8057 Include symbol version in error message.
cd536b21 8058
1d1f116d
CD		 80592008-07-20 Chris Demetriou <cgd@google.com>
8060
cd536b21 8061 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 8062 (RANDOM_SEED_CFLAGS): New substituted variable.
8063 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8064 * configure: Rebuild.
8065 * Makefile.in: Likewise.
8066 * testsuite/Makefile.in: Likewise.
8067
a18f591e
ILT		 80682008-07-18 Ian Lance Taylor <iant@google.com>
8069
8070 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8071 where we see NAME/NULL and NAME/VERSION as separate symbols.
8072 * testsuite/ver_test_main.cc (main): Call t4.
8073 (t4, t4_2a): Define.
8074 * testsuite/ver_test_2.cc (t4_2): Define.
8075 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8076 * testsuite/ver_test_4.cc (t4_2a): Define.
8077 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8078 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8079
c6e3f6ed
ILT		 80802008-07-17 Ian Lance Taylor <iant@google.com>
8081
8082 * dynobj.cc (Versions::add_def): If we give an error about a
8083 missing version, go ahead and create the version anyhow.
8084
ef9beddf
ILT		 80852008-07-10 Ian Lance Taylor <iant@google.com>
8086
8087 Handle output sections with more than 0x7fffffff bytes.
8088 * object.h (class Relobj): Change map_to_output_ to
8089 output_sections_, and just keep a section pointer. Change all
8090 uses. Move comdat group support to Sized_relobj.
8091 (Relobj::is_section_specially_mapped): Remove.
8092 (Relobj::output_section): Remove poff parameter. Change all
8093 callers.
8094 (Relobj::output_section_offset): New function.
8095 (Relobj::set_section_offset): Rewrite.
8096 (Relobj::map_to_output): Remove.
8097 (Relobj::output_sections): New function.
8098 (Relobj::do_output_section_offset): New pure virtual function.
8099 (Relobj::do_set_section_offset): Likewise.
8100 (class Sized_relobj): Add section_offsets_ field. Add comdat
8101 group support from Relobj. Update declarations.
8102 (Sized_relobj::get_output_section_offset): New function.
8103 (Sized_relobj::do_output_section_offset): New function.
8104 (Sized_relobj::do_set_section_offset): New function.
8105 * object.cc (Relobj::output_section_address): Remove.
8106 (Sized_relobj::Sized_relobj): Initialize new fields.
8107 (Sized_relobj::include_section_group): Cast find_kept_object to
8108 Sized_relobj.
8109 (Sized_relobj::include_linkonce_section): Likewise.
8110 (Sized_relobj::do_layout): Use separate arrays for output section
8111 and output offset.
8112 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8113 output_sections.
8114 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8115 output_sections and section_offsets.
8116 (Sized_relobj::write_local_symbols): Likewise.
8117 (map_to_kept_section): Compute output address directly.
8118 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8119 output_sections and section_offsets.
8120 (Sized_relobj::write_sections): Likewise.
8121 (Sized_relobj::relocate_sections): Likewise.
8122 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8123 * output.h (class Output_reloc): Update declarations. Change
8124 u2_.relobj to Sized_relobj*.
8125 (class Output_data_reloc): Change add functions to use
8126 Sized_relobj*.
8127 * output.cc (Output_reloc::Output_reloc): Change relobj to
8128 Sized_relobj*.
8129 (Output_reloc::local_section_offset): Change return type to
8130 Elf_Addr. Use get_output_section_offset.
8131 (Output_reloc::get_address): Likewise.
8132 (Output_section::is_input_address_mapped): Don't call
8133 is_section_specially_mapped.
8134 (Output_section::output_offset): Likewise.
8135 (Output_section::output_address): Likewise.
8136 (Output_section::starting_output_address): Likewise.
8137 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8138 parameter to Sized_relobj*.
8139 (Copy_relocs::need_copy_reloc): Likewise.
8140 (Copy_relocs::save): Likewise.
8141 * copy-relocs.h (class Copy_relocs): Update declarations.
8142 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8143 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8144 * target-reloc.h (relocate_for_relocatable): Change
8145 offset_in_output_section type to Elf_Addr. Change code that uses
8146 it as well.
8147 * layout.cc (Layout::layout): Always set *off.
8148 * mapfile.cc (Mapfile::print_input_section): Use
8149 output_section_offset.
8150 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8151 Sized_relobj*.
8152 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8153 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8154 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8155
5cb66f97
ILT		 81562008-07-03 Ian Lance Taylor <iant@google.com>
8157
8158 * layout.cc (Layout::include_section): Do not discard unrecognized
8159 SHT_STRTAB sections.
8160
afe47622
CS		 81612008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8162
8163 * script.cc (Lex::can_continue_name): Make '?' allowable in
8164 version-script names.
8165 * testsuite/version_script.map: Change glob pattern to use '?'
8166
5adf9721
ILT		 81672008-06-30 Manish Singh <yosh@gimp.org>
8168
8169 PR 6585
8170 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8171 Correct typo.
8172
e6fde208
ILT		 81732008-06-30 Ian Lance Taylor <iant@google.com>
8174
8175 PR 6660
8176 PR 6682
8177 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8178 versions]: Don't try to read the value in the contents, since we
8179 don't use it. Use the template endianness when writing.
8180
3f2e6a2d
CC		 81812008-06-25 Cary Coutant <ccoutant@google.com>
8182
8183 * fileread.cc (File_read::make_view): Assert on zero-length view.
8184 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8185 symbol table when there are no symbols to read.
8186
c43d3a48
CS		 81872008-06-23 Craig Silverstein <csilvers@google.com>
8188
8189 * version.cc (version_string): Bump to 1.7
8190
5f494ea0
CS		 81912008-06-18 Craig Silverstein <csilvers@google.com>
8192
8193 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8194 constant 0xFFFF to type Valtype.
8195 (Powerpc_relocate_functions::rel16_ha): Likewise.
8196
c42e122e
ILT		 81972008-06-17 Ian Lance Taylor <iant@google.com>
8198
f34787f8
ILT		 8199 * output.h (Output_section::Input_section): Initialize p2align_ to
8200 zero for Output_section_data constructors.
8201 (Output_section::Input_section::addralign): If not an input
8202 section, return the alignment of the Output_section_data.
8203 * testsuite/copy_test.cc: New file.
8204 * testsuite/copy_test_1.cc: New file.
8205 * testsuite/copy_test_2.cc: New file.
8206 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8207 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8208 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8209 (copy_test_1_pic.o, copy_test_1.so): New targets.
8210 (copy_test_2_pic.o, copy_test_2.so): New targets.
8211 * testsuite/Makefile.in: Rebuild.
8212
c42e122e
ILT		 8213 * script-sections.cc (Script_sections::place_orphan): Initialize
8214 local variable exact.
8215
ce3ac18a
DE		 82162008-06-13 David Edelsohn <edelsohn@gnu.org>
8217
8218 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8219
42cacb20
DE		 82202008-06-12 David Edelsohn <edelsohn@gnu.org>
8221 David S. Miller <davem@davemloft.net>
8222
8223 * powerpc.cc: New file.
8224 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8225 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8226 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8227 * Makefile.in: Rebuild.
8228
7b308235
ILT		 82292008-06-09 Ian Lance Taylor <iant@google.com>
8230
8231 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8232 <exception>.
8233 (throwing, orig_terminate): New static variables.
8234 (terminate_handler): New static function.
8235 (t2): Set terminate handler.
8236
f0b886e3
ILT		 82372008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8238
8239 PR 6584
cd536b21 8240 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8241 alignment.
8242
3e90f135
CC		 82432008-05-30 Cary Coutant <ccoutant@google.com>
8244
8245 * archive.cc (Archive::include_all_members) Correct to step
8246 over symbol table and extended name table in thin archives.
8247
e09ad04a
ILT		 82482008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8249
8250 PR 6407
8251 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8252 calculation.
8253
62b01cb5
ILT		 82542008-05-28 Caleb Howe <cshowe@google.com>
8255
8256 * reduced_debug_output.cc: New file.
8257 * reduced_debug_output.h: New file.
92de84a6 8258 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8259 * options.cc (General_options::finalize): Add strip_debug_non_line
8260 to the strip heirarchy.
8261 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8262 fields.
8263 * layout.cc: Include "reduced_debug_output.h".
8264 (Layout::Layout): Initialize new fields.
8265 (line_only_debug_sections): New static array.
8266 (is_lines_only_debug_sections): New static inline function.
8267 (Layout::include_section): Handle --strip-debug-non-line.
8268 (Layout::make_output_section): If --strip-debug-non-line, build
8269 new output sections for .debug_abbrev and .debug_info.
8270 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8271 gold. Warn about possible overflow.
8272 (read_signed_LEB_128): Likewise.
8273 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8274 (read_signed_LEB_128): Declare.
8275 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8276 (HFILES): Add reduced_debug_output.h.
8277 * Makefile.in: Rebuild.
8278
7d9e3d98
ILT		 82792008-05-21 Ian Lance Taylor <iant@google.com>
8280
8281 * mapfile.cc: New file.
8282 * mapfile.h: New file.
8283 * options.h (class General_options): Add -M/--print-map and -Map.
8284 * options.cc (General_options::finalize): Make -M equivalent to
8285 -Map -.
8286 * main.cc: Include <cstdio> and "mapfile.h".
8287 (main): Open mapfile if requested.
8288 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8289 constructor. Change caller.
8290 (queue_initial_tasks): Add mapfile parameter. Change caller.
8291 (queue_middle_tasks): Likewise.
8292 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8293 declarations.
8294 * archive.cc: Include "mapfile.h".
8295 (Archive::add_symbols): Add mapfile parameter. Change all
8296 callers. Pass mapfile, symbol, and reason to include_member.
8297 (Archive::include_all_members): Add mapfile parameter. Change all
8298 callers.
8299 (Archive::include_member): Add mapfile, sym, and why parameters.
8300 Change all callers. Report inclusion to map file.
8301 * archive.h: Include "fileread.h".
8302 (class Archive): Update declarations.
8303 (Archive::file): New const method.
8304 (class Add_archive_symbols): Add mapfile_ field. Update
8305 constructor. Change all callers.
8306 * readsyms.h (class Read_symbols): Likewise.
8307 (class Finish_group): Likewise.
8308 (class Read_script): Likewise.
8309 * common.cc: Include "mapfile.h".
8310 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8311 all callers.
8312 (Symbol_table::do_allocate_commons): Likewise.
8313 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8314 symbol allocation to mapfile.
8315 * common.h (class Allocate_commons_task): Add mapfile_ field.
8316 Update constructor. Change all callers.
8317 * symtab.h (class Symbol_table): Update declarations.
8318 * layout.cc: Include "mapfile.h".
8319 (Layout_task_runner::run): Print information to mapfile.
8320 (Layout::create_gold_note): Change Output_data_fixed_space to
8321 Output_data_zero_fill.
8322 (Layout::create_build_id): Likewise.
8323 (Layout::print_to_mapfile): New function.
8324 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8325 constructor. Change caller.
8326 (class Layout): Declare print_to_mapfile.
8327 * output.cc (Output_section::Input_section::print_to_mapfile): New
8328 function.
8329 (Output_section::add_input_section): If producing a map, always
8330 add to input_sections_ list.
8331 (Output_section::do_print_to_mapfile): New function.
8332 (Output_segment::print_sections_to_mapfile): New function.
8333 (Output_segment::print_section_list_to_mapfile): New function.
8334 * output.h: Include "mapfile.h".
8335 (Output_data::print_to_mapfile): New function.
8336 (Output_data::do_print_to_mapfile): New virtual function.
8337 (Output_segment_headers::do_print_to_mapfile): New function.
8338 (Output_file_header::do_print_to_mapfile): New function.
8339 (Output_data_const::do_print_to_mapfile): New function.
8340 (class Output_data_const_buffer): Add map_name_ field. Update
8341 constructor. Change all callers. Add do_print_to_mapfile
8342 function.
8343 (class Output_data_fixed_space): Likewise.
8344 (class Output_data_space): Likewise.
8345 (class Output_data_zero_fill): New class.
8346 (Output_data_strtab::do_print_to_mapfile): New function.
8347 (Output_data_reloc_base::do_print_to_mapfile): New function.
8348 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8349 (Output_data_group::do_print_to_mapfile): New function.
8350 (Output_data_got::do_print_to_mapfile): New function.
8351 (Output_data_dynamic::do_print_to_mapfile): New function.
8352 (Output_symtab_xindex::do_print_to_mapfile): New function.
8353 (class Output_section): Declare do_print_to_mapflie. Declare
8354 print_to_mapfile in Input_section.
8355 (class Output_segment): Declare new functions.
8356 * object.h (Sized_relobj::symbol_count): New function.
8357 * script-sections.cc
8358 (Output_section_element_dot_assignment::set_section_addresses):
8359 Change Output_data_fixed_space to Output_data_zero_fill.
8360 (Output_data_expression::do_print_to_mapfile): New function.
8361 * script.cc (read_input_script): Add mapfile parameter. Change
8362 all callers.
8363 * script.h (read_input_script): Update declaration.
8364 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8365 (Eh_frame::do_print_to_mapfile): New function.
8366 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8367 (Output_merge_string::do_print_to_mapfile): New function.
8368 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8369 function.
8370 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8371 function.
8372 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8373 function.
8374 * Makefile.am (CCFILES): Add mapfile.cc.
8375 (HFILES): Add mapfile.h.
8376 * Makefile.in: Rebuild.
8377
9f1d377b
ILT		 83782008-05-19 Ian Lance Taylor <iant@google.com>
8379
8380 * options.h (class General_options): Add -z relro.
8381 * layout.cc (Layout::Layout): Initialize relro_segment_.
8382 (Layout::add_output_section_data): Return the output section.
8383 (Layout::make_output_section): Rcognize relro sections and mark
8384 them appropriately.
8385 (Layout::attach_allocated_section_to_segment): Put relro sections
8386 in a PT_GNU_RELRO segment.
8387 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8388 section as relro.
8389 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8390 PT_TLS segments.
8391 (Layout::linkonce_mapping): Map d.rel.ro.local to
8392 .data.rel.ro.local.
8393 (Layout::output_section_name): Us .data.rel.ro.local for any
8394 section which begins with that.
8395 * layout.h (class Layout): Update add_output_section_data
8396 declaration. Add relro_segment_ field.
8397 * output.cc (Output_section::Output_section): Initialize is_relro_
8398 and is_relro_local_ fields.
8399 (Output_segment::add_output_section): Group relro sections.
8400 (Output_segment::is_first_section_relro): New function.
8401 (Output_segment::maximum_alignment): If there is a relro section,
8402 align the segment to the common page size.
8403 (Output_segment::set_section_addresses): Track whether we are
8404 looking at relro sections. If the last section is a relro
8405 section, align to the common page size.
8406 (Output_segment::set_section_list_addresses): Add in_relro
8407 parameter. Change all callers. Align to the page size when
8408 moving from relro to non-relro section.
8409 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8410 segment.
8411 * output.h (class Output_section): Add is_relro_ and
8412 is_relro_local_ fields.
8413 (Output_section::is_relro): New function.
8414 (Output_section::set_is_relro): New function.
8415 (Output_section::is_relro_local): New function.
8416 (Output_section::set_is_relro_local): New function.
8417 (class Output_segment): Update declarations.
8418 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8419 * sparc.cc (Target_sparc::got_section): Likewise.
8420 * x86_64.cc (Target_x86_64::got_section): Likewise.
8421 * testsuite/relro_test_main.cc: New file.
8422 * testsuite/relro_test.cc: New file.
8423 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8424 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8425 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8426 (relro_test.so, relro_test_pic.o): New targets.
8427 * testsuite/Makefile.in: Rebuild.
8428
a984ee1d
ILT		 84292008-05-16 Ian Lance Taylor <iant@google.com>
8430
01676dcd
ILT		 8431 * output.cc (Output_segment::add_output_section): Remove front
8432 parameter.
8433 * output.h (class Output_segment): Remove
8434 add_initial_output_section and overloaded add_output_section.
8435 Update declaration of remaining add_output_section.
8436 * layout.cc (Layout::create_interp): Call add_output_section
8437 rather than add_initial_output_section.
8438 (Layout::finish_dynamic_section): Likewise.
8439
497897f9
ILT		 8440 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8441 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8442 know the dynamic type.
8443 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8444 field. Initialize it in constructor.
8445 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8446 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8447 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8448 reloc.
8449
a984ee1d
ILT		 8450 * output.cc (Output_reloc::get_address): Change return type to
8451 Elf_Addr.
8452 * output.h (class Output_reloc): Update get_address declaration.
8453 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8454 for section addresses.
8455
55ba0940
ILT		 84562008-05-09 Ian Lance Taylor <iant@google.com>
8457
8458 PR 6493
8459 * gold.cc (gold_nomem): Use return value of write.
8460
75517b77
ILT		 84612008-05-08 Ian Lance Taylor <iant@google.com>
8462
8463 * symtab.c (Symbol::init_base_output_data): Add version
8464 parameter. Change all callers.
8465 (Symbol::init_base_output_segment): Likewise.
8466 (Symbol::init_base_constant): Likewise.
8467 (Symbol::init_base_undefined): Likewise.
8468 (Sized_symbol::init_output_data): Likewise.
8469 (Sized_symbol::init_output_segment): Likewise.
8470 (Sized_symbol::init_constant): Likewise.
8471 (Sized_symbol::init_undefined): Likewise.
8472 (Symbol_table::do_define_in_output_data): If the new symbol has a
8473 version, mark it as the default.
8474 (Symbol_table::do_define_in_output_segment): Likewise.
8475 (Symbol_table::do_define_as_constant): Likewise.
8476 * symtab.h (class Symbol): Update declarations.
8477 (class Sized_symbol): Likewise.
8478 * resolve.cc (Symbol::override_version): New function.
c42e122e 8479 (Symbol::override_base): Call override_version.
75517b77
ILT		 8480 (Symbol::override_base_with_special): Likewise.
8481 * testsuite/ver_script_8.script: New file.
8482 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8483 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8484 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8485 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8486
f1f70eae
ILT		 84872008-05-06 Ian Lance Taylor <iant@google.com>
8488
f3e9c5c5
ILT		 8489 PR 6049
8490 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8491 functions.
8492 (class General_options): Remove existing --undefined, and add
8493 --no-undefined instead. Add new --undefined as synonym for -u.
8494 * archive.cc (Archive::add_symbols): Check whether symbol was
8495 named with -u.
8496 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8497 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8498 all uses. Add IS_UNDEFINED. Update declarations to split
8499 different versions of init_base. Declare init_base_undefined.
8500 (Symbol::is_defined): Handle IS_UNDEFINED.
8501 (Symbol::is_undefined): Likewise.
8502 (Symbol::is_weak_undefined): Call is_undefined.
8503 (Symbol::is_absolute): Handle IS_CONSTANT.
8504 (class Sized_symbol): Update declarations to split different
8505 versions of init. Declare init_undefined.
8506 (class Symbol_table): Declare new functions.
8507 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8508 Change all callers.
8509 (Symbol::init_base_output_data): Likewise.
8510 (Symbol::init_base_output_segment): Likewise.
8511 (Symbol::init_base_constant): Likewise.
8512 (Symbol::init_base_undefined): New function.
8513 (Sized_symbol::init_object): Rename from init. Change all
8514 callers.
8515 (Sized_symbol::init_output_data): Likewise.
8516 (Sized_symbol::init_output_segment): Likewise.
8517 (Sized_symbol::init_constant): Likewise.
8518 (Sized_symbol::init_undefined): New function.
8519 (Symbol_table::add_undefined_symbols_from_command_line): New
8520 function.
8521 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8522 function.
8523 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8524 (Symbol::output_section): Likewise.
8525 (Symbol::set_output_section): Likewise.
8526 (Symbol_table::sized_finalize_symbol): Likewise.
8527 (Symbol_table::sized_write_globals): Likewise.
8528 * resolve.cc (Symbol_table::should_override): Likewise.
8529 (Symbol::override_base_with_special): Likewise.
8530
8bdcdf2c
ILT		 8531 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8532 symbol, change it to have default visibility.
8533 * testsuite/protected_1.cc: New file.
8534 * testsuite/protected_2.cc: New file.
8535 * testsuite/protected_3.cc: New file.
8536 * testsuite/protected_main_1.cc: New file.
8537 * testsuite/protected_main_2.cc: New file.
8538 * testsuite/protected_main_3.cc: New file.
8539 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8540 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8541 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8542 (protected_1.so): New target.
8543 (protected_1_pic.o, protected_2_pic.o): New targets.
8544 (protected_3_pic.o): New target.
8545 (check_PROGRAMS): Add protected_2.
8546 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8547 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8548 * testsuite/Makefile.in: Rebuild.
8549
2b706932
ILT		 8550 * options.h (DEFINE_var): Add set_user_set_##varname__.
8551 (DEFINE_bool_alias): New macro.
8552 (class General_options): Define -Bstatic using DEFINE_bool_alias
8553 rather than DEFINE_special. Add --undefined as an alias for -z
8554 defs.
8555 * options.cc (General_options::parse_Bstatic): Remove.
8556
d82a5bcc
ILT		 8557 * options.h (class General_options): Add --fatal-warnings.
8558 * main.cc (main): Implement --fatal-warnings.
8559 * errors.h (Errors::warning_count): New function.
8560
f1f70eae
ILT		 8561 * options.h (class General_options): Add -Bsymbolic-functions.
8562 * symtab.h (Symbol::is_preemptible): Check for
8563 -Bsymbolic-functions.
8564
8825ac63
ILT		 85652008-05-05 Ian Lance Taylor <iant@google.com>
8566
d98bc257
ILT		 8567 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8568 as noVARNAME rather than no-VARNAME.
8569 (class General_options): Add option -z combreloc.
8570 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8571 get_address.
8572 (Output_reloc::sort_before) [SHT_REL]: New function.
8573 (Output_reloc::sort_before) [SHT_RELA]: New function.
8574 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8575 Sort_relocs_comparison.
8576 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8577 parameter. Change all callers.
8578 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8579 sort_relocs parameter. Change all callers.
8580 * output.cc (Output_reloc::get_address): New function, broken out
8581 of write_rel.
8582 (Output_reloc::write_rel): Call it.
8583 (Output_reloc::compare): New function.
8584 (Output_data_reloc_base::do_write): Optionally sort relocs.
8585
60b2b4e7
ILT		 8586 * configure.ac: If targ_extra_obj is set, link it in.
8587 * configure.tgt: Initialize all variables.
8588 (x86_64*): Set targ_extra_obj and targ_extra_size.
8589 * configure: Rebuild.
8590
8825ac63
ILT		 8591 * object.cc (Sized_relobj::include_section_group): Adjust section
8592 indexes read from group data. Build vector to pass to
8593 layout_group.
8594 * layout.cc (Layout::layout_group): Add flags and shndxes
8595 parameters. Remove contents parameter. Change caller. Update
8596 explicit instantiations.
8597 * layout.h (class Layout): Update layout_group declaration.
8598 * output.cc (Output_data_group::Output_data_group): Add flags and
8599 input_shndxes parameters. Remove contents parameter. Change
8600 caller.
8601 (Output_data_group::do_write): Change input_sections_ to
8602 input_shndxes_.
8603 * output.h (class Output_data_group): Update constructor
8604 declaration. Rename input_sections_ to input_shndxes_.
8605 * testsuite/many_sections_test.cc: Add template.
8606
e94cf127
CC		 86072008-04-30 Cary Coutant <ccoutant@google.com>
8608
4418b2d5
CC		 8609 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8610
e94cf127
CC		 8611 * layout.cc (Layout::include_section): Refactored check for debug
8612 info section.
8613 (Layout::add_comdat): Add new parameters. Change type
8614 of signature parameter. Add object and shndx to signatures table.
8615 (Layout::find_kept_object): New function.
8616 * layout.h: Include <cstring>.
8617 (Layout::is_debug_info_section): New function.
8618 (Layout::add_comdat): Add new parameters.
8619 (Layout::find_kept_object): New function.
8620 (Layout::Kept_section): New struct.
8621 (Layout::Signatures): Change type of map range.
8622 * object.cc (Relobj::output_section_address): New function.
8623 (Sized_relobj::include_section_group): Add new parameters. Change
8624 calls to Layout::add_comdat. Change to build table of kept comdat
8625 groups and table mapping discarded sections to kept sections.
8626 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8627 (Sized_relobj::do_layout): Change calls to include_section_group and
8628 include_linkonce_section.
8629 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8630 value to zero when section is discarded.
8631 (Sized_relobj::map_to_kept_section): New function.
8632 * object.h (Relobj::output_section_address): New function.
8633 (Relobj::Comdat_group): New type.
8634 (Relobj::find_comdat_group): New function.
8635 (Relobj::Comdat_group_table): New type.
8636 (Relobj::Kept_comdat_section): New type.
8637 (Relobj::Kept_comdat_section_table): New type.
8638 (Relobj::add_comdat_group): New function.
8639 (Relobj::set_kept_comdat_section): New function.
8640 (Relobj::get_kept_comdat_section): New function.
8641 (Relobj::comdat_groups_): New field.
8642 (Relobj::kept_comdat_sections_): New field.
8643 (Symbol_value::input_value): Update comment.
8644 (Sized_relobj::map_to_kept_section) New function.
8645 (Sized_relobj::include_linkonce_section): Add new parameter.
8646 * target-reloc.h (Comdat_behavior): New type.
8647 (get_comdat_behavior): New function.
8648 (relocate_section): Add code to map a discarded section to the
8649 corresponding kept section when applying a relocation.
8650
e4e5049b
CS		 86512008-04-30 Craig Silverstein <csilvers@google.com>
8652
8653 * dwarf_reader.cc (next_generation_count): New static var.
8654 (Addr2line_cache_entry): New struct.
8655 (addr2line_cache): New static var.
8656 (Dwarf_line_info::one_addr2line): Added caching.
8657 (Dwarf_line_info::clear_addr2line_cache): New function.
8658 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8659 cache-size parameter.
8660 (Dwarf_line_info::one_addr2line_cache): New function.
8661 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8662 new cache-size argument to one_addr2line(), and clear cache.
8663
d09e9154
CC		 86642008-04-28 Cary Coutant <ccoutant@google.com>
8665
8666 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8667 R_386_PC8 relocations.
8668
7ef73768
ILT		 86692008-04-23 Ian Lance Taylor <iant@google.com>
8670
55438702
ILT		 8671 * object.cc (Sized_relobj::include_section_group): Check for
8672 invalid section group.
8673
c165fb93
ILT		 8674 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8675 header size.
8676
7ef73768
ILT		 8677 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8678 than read for file header.
8679 * archive.cc (Archive::include_member): Likewise.
8680
6194aaab
L		 86812008-04-23 Paolo Bonzini <bonzini@gnu.org>
8682
8683 * aclocal.m4: Regenerate.
8684 * configure: Regenerate.
8685
d491d34e
ILT		 86862008-04-19 Ian Lance Taylor <iant@google.com>
8687
5ea2bac6
ILT		 8688 * version.cc (version_string): Bump to 1.6.
8689
7bc3e21a
ILT		 8690 * testsuite/Makefile.am (many_sections_r_test): New target.
8691 (many_sections_r_test_SOURCES): Remove.
8692 (many_sections_r_test_DEPENDENCIES): Remove.
8693 (many_sections_r_test_LDFLAGS): Remove.
8694 (many_sections_r_test_LDADD): Remove.
8695
7fcd3aa9
ILT		 8696 * object.cc (Sized_relobj::do_add_symbols): Always pass
8697 local_symbol_count_ to add_from_relobj.
8698
4c94d6ae
ILT		 8699 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8700 every thousand variables.
8701 * testsuite/Makefile.in: Rebuild.
8702
d491d34e
ILT		 8703 * object.cc (Xindex::initialize_symtab_xindex): New function.
8704 (Xindex::read_symtab_xindex): New function.
8705 (Xindex::sym_xindex_to_shndx): New function.
8706 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8707 available.
8708 (Sized_relobj::do_initialize_xindex): New function.
8709 (Sized_relobj::do_read_symbols): Adjust section links.
8710 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8711 parameter. Change all callers.
8712 (Sized_relobj::include_section_group): Adjust section links and
8713 symbol section indexes.
8714 (Sized_relobj::do_layout): Adjust section links.
8715 (Sized_relobj::do_count_local_symbols): Adjust section links and
8716 symbol section indexes.
8717 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8718 ordinary and special symbols.
8719 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8720 dynsym_xindex parameters. Change all callers. Adjust section
8721 links. Use SHN_XINDEX when needed.
8722 (Sized_relobj::get_symbol_location_info): Adjust section links.
8723 Don't get fooled by special symbols.
8724 * object.h (class Xindex): Define.
8725 (class Object): Add xindex_ parameter. Declare virtual functoin
8726 do_initialize_xindex.
8727 (Object::adjust_sym_shndx): New function.
8728 (Object::set_xindex): New protected function.
8729 (class Symbol_value): Add is_ordinary_shndx_ field.
8730 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8731 (Symbol_value::value): Assert ordinary section.
8732 (Symbol_value::initialize_input_to_output_map): Likewise.
8733 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8734 Change all callers.
8735 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8736 all callers.
8737 (class Sized_relobj): Update declarations.
8738 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8739 parameter. Change all callers.
8740 (Sized_relobj::adjust_shndx): New function.
8741 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8742 field.
8743 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8744 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8745 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8746 (Sized_dynobj::read_dynsym_section): Adjust section links.
8747 (Sized_dynobj::read_dynamic): Likewise.
8748 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8749 section links.
8750 (Sized_dynobj::do_initialize_xindex): New function.
8751 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8752 do_initialize_xindex.
8753 (Sized_dynobj::adjust_shndx): New function.
8754 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8755 dynsym_xindex_ fields.
8756 (Layout::finalize): Add a call to set_section_indexes before
8757 creating the symtab sections.
8758 (Layout::set_section_indexes): Don't do anything if the section
8759 already has a section index.
8760 (Layout::create_symtab_sections): Add shnum parameter. Change
8761 caller. Create .symtab_shndx section if needed.
8762 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8763 caller.
8764 (Layout::allocated_output_section_count): New function.
8765 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8766 needed.
8767 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8768 fields. Update declarations.
8769 (Layout::symtab_xindex): New function.
8770 (Layout::dynsym_xindex): New function.
8771 (class Write_symbols_task): Add layout_ field.
8772 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8773 Change caller.
8774 * output.cc (Output_section_headers::Output_section_headers): Add
8775 shstrtab_section parameter. Change all callers.
8776 (Output_section_headers::do_sized_write): Store overflow values
8777 for section count and section string table section index in
8778 section header zero.
8779 (Output_file_header::do_sized_write): Check for overflow of
8780 section count and section string table section index.
8781 (Output_symtab_xindex::do_write): New function.
8782 (Output_symtab_xindex::endian_do_write): New function.
8783 * output.h (class Output_section_headers): Add shstrtab_section_.
8784 Update declarations.
8785 (class Output_symtab_xindex): Define.
8786 (Output_section::has_out_shndx): New function.
8787 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8788 field.
8789 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8790 Change all callers.
8791 (Sized_symbol::init): Likewise.
8792 (Symbol::output_section): Check for ordinary symbol.
8793 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8794 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8795 callers.
8796 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8797 Change all callers. Simplify handling of symbols from sections
8798 not included in the link.
8799 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8800 distinction.
8801 (Weak_alias_sorter::operator()): Assert that symbols are
8802 ordinary.
8803 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8804 distinction.
8805 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8806 parameters. Change all callers.
8807 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8808 symbol distinction. Use SHN_XINDEX when needed.
8809 (Symbol_table::write_section_symbol): Add symtab_xindex
8810 parameter. Change all callers.
8811 (Symbol_table::sized_write_section_symbol): Likewise. Use
8812 SHN_XINDEX when needed.
8813 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8814 declarations.
8815 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8816 (Symbol::is_defined): Check is_ordinary.
8817 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8818 (Symbol::is_absolute, Symbol::is_common): Likewise.
8819 (class Sized_symbol): Update declarations.
8820 (class Symbol_table): Update declarations.
8821 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8822 parameters. Change all callers.
8823 (Sized_symbol::override): Likewise.
8824 (Symbol_table::override): Likewise.
8825 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8826 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8827 is_ordinary, and orig_st_shndx parameters. Change all callers.
8828 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8829 to be in an ordinary section.
8830 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8831 object and is_ordinary parameters. Change all callers.
8832 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8833 Change all callers. Don't add undefined or non-ordinary symbols
8834 to reloc_map_.
8835 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8836 Change all callers.
8837 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8838 declarations.
8839 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8840 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8841 (Sized_relobj::relocate_sections): Likewise.
8842 * target-reloc.h (scan_relocs): Adjust section symbol index.
8843 (scan_relocatable_relocs): Likewise.
8844 * i386.cc (Scan::local): Check for ordinary symbols.
8845 * sparc.cc (Scan::local): Likewise.
8846 * x86_64.cc (Scan::local): Likewise.
8847 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8848 to symbol_section_and_value.
8849 * testsuite/many_sections_test.cc: New file.
8850 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8851 (check_PROGRAMS): Add many_sections_test.
8852 (many_sections_test_SOURCES): Define.
8853 (many_sections_test_DEPENDENCIES): Define.
8854 (many_sections_test_LDFLAGS): Define.
8855 (BUILT_SOURCES): Add many_sections_define.h.
8856 (many_sections_define.h): New target.
8857 (BUILT_SOURCES): Add many_sections_check.h.
8858 (many_sections_check.h): New target.
8859 (check_PROGRAMS): Add many_sections_r_test.
8860 (many_sections_r_test_SOURCES): Define.
8861 (many_sections_r_test_DEPENDENCIES): Define.
8862 (many_sections_r_test_LDFLAGS): Define.
8863 (many_sections_r_test_LDADD): Define.
8864 (many_sections_r_test.o): New target.
8865 * testsuite/Makefile.in: Rebuild.
8866
c5818ff1
CC		 88672008-04-17 Cary Coutant <ccoutant@google.com>
8868
8869 * errors.cc (Errors::info): New function.
8870 (gold_info): New function.
8871 * errors.h (Errors::info): New function.
8872 * gold.h (gold_info): New function.
8873 * object.cc (Input_objects::add_object): Print trace output.
8874 * options.cc (options::parse_set): New function.
8875 (General_options::parse_wrap): Deleted.
8876 (General_options::General_options): Deleted initializer.
8877 * options.h (options::String_set): New typedef.
8878 (options::parse_set): New function.
8879 (DEFINE_set): New macro.
8880 (General_options::wrap): Changed to use DEFINE_set. Changed
8881 callers of any_wrap_symbols and is_wrap_symbol.
8882 (General_options::trace, General_options::trace_symbol):
8883 New options.
8884 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8885 (General_options::wrap_symbols_): Deleted.
8886 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8887
b5be4a7c
DM		 88882008-04-17 David S. Miller <davem@davemloft.net>
8889
8890 * options.cc (General_options::parse_V): New function.
8891 * options.h: Add entries for -V and -Qy.
8892
155a0dd7
ILT		 88932008-04-17 Ian Lance Taylor <iant@google.com>
8894
8895 * common.cc (Symbol_table::allocate_commons): Remove options
8896 parameter. Change caller.
8897 (Symbol_table::do_allocate_commons): Remove options parameter.
8898 Change caller. Just call do_allocate_commons_list twice.
8899 (Symbol_table::do_allocate_commons_list): New function, broken out
8900 of do_allocate_commons.
8901 * common.h (class Allocate_commons_task): Remove options_ field.
8902 Update constructor.
8903 * symtab.cc (Symbol_table::Symbol_table): Initialize
8904 tls_commons_.
8905 (Symbol_table::add_from_object): Put TLS common symbols on
8906 tls_commons_ list.
8907 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8908 which are IN_OUTPUT_DATA.
8909 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8910 allocate_commons and do_allocate_commons declarations. Declare
8911 do_allocate_commons_list.
8912 * gold.cc (queue_middle_tasks): Update creation of
8913 Allocate_commons_task to not pass options.
8914 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8915 (TLS_TEST_C_FLAGS): New variable.
8916 (tls_test_c_pic.o): New target.
8917 (tls_test_shared.so): Link in tls_test_c_pic.o.
8918 (tls_test_c_pic_ie.o): New target.
8919 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8920 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8921 (tls_test_c.o): New target.
8922 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8923 (tls_pic_test_LDADD): Likewise.
8924 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8925 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8926 (tls_test_c_gnu2.o): New target.
8927 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8928 tls_test_c_gnu2.o.
8929 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8930 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8931 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8932 * testsuite/tls_test.cc: Include "config.h".
8933 (t_last): Call t11_last.
8934 * testsuite/tls_test.h (t11, t11_last): Declare.
8935 * testsuite/tls_test_c.c: New file.
8936 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8937 * configure.ac: Check for OpenMP support.
8938 * configure, config.in, Makefile.in: Rebuild.
8939 * testsuite/Makefile.in: Rebuild.
8940
edfbb029
CC		 89412008-04-16 Cary Coutant <ccoutant@google.com>
8942
8943 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8944 (Target_i386::tls_base_symbol_defined_): New field.
8945 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8946 (Target_i386::Scan::global): Likewise.
8947 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8948 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8949 (Target_x86_64::tls_base_symbol_defined_): New field.
8950 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8951 (Target_x86_64::Scan::global): Likewise.
8952
f3c69fca
CC		 89532008-04-16 Cary Coutant <ccoutant@google.com>
8954
8955 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8956 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8957 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8958 building shared libraries.
8959 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8960 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8961 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8962 * testsuite/Makefile.in: Rebuild.
8963 * testsuite/weak_undef.h: New file.
8964 * testsuite/weak_undef_file1.cc: Add extra test cases.
8965 * testsuite/weak_undef_file2.cc: Likewise.
8966 * testsuite/weak_undef_test.cc: Likewise.
8967
7c414435
DM		 89682008-04-16 David S. Miller <davem@davemloft.net>
8969
32b769e1
DM		 8970 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8971 Add issued_non_pic_error_ field. Declare check_non_pic.
8972 (Target_sparc::Scan::check_non_pic): New function.
8973 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8974 (Target_sparc::Scan::global): Likewise.
8975
11936fb1
DM		 8976 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8977 * configure: Rebuild.
8978
7c414435
DM		 8979 * options.h (DEFINE_enable): New macro.
8980 (new_dtags): New enable option.
8981 (initfirst, interpose, loadfltr, nodefaultlib,
8982 nodelete, nodlopen, nodump): New -z options.
8983 * layout.cc (Layout:finish_dynamic_section): If new
8984 dtags enabled, emit DT_RUNPATH. Also, emit a
8985 DT_FLAGS_1 containing any specified -z flags.
8986
85c7bf8b
ILT		 89872008-04-16 Ian Lance Taylor <iant@google.com>
8988
12c0daef
ILT		 8989 * copy-relocs.cc: New file.
8990 * copy-relocs.h: New file.
8991 * reloc.cc: Remove Copy_relocs code.
8992 * reloc.h: Likewise.
8993 * reloc-types.h (struct Reloc_types) [both versions]: Add
8994 get_reloc_addend_noerror.
8995 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8996 variants of add_global which take an addend which must be zero.
8997 * i386.cc: Include "copy-relocs.h".
8998 (class Target_i386): Change type of copy_relocs_ to variable,
8999 update initializer.
9000 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9001 Change all callers.
9002 (Target_i386::do_finalize_sections): Change handling of
9003 copy_relocs_.
9004 * sparc.cc: Include "copy-relocs.h".
9005 (class Target_sparc): Change type of copy_relocs_ to variable,
9006 update initializer.
9007 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9008 Change all callers.
9009 (Target_sparc::do_finalize_sections): Change handling of
9010 copy_relocs_.
9011 * x86_64.cc: Include "copy-relocs.h".
9012 (class Target_x86_64): Change type of copy_relocs_ to variable,
9013 update initializer.
9014 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9015 class. Change all callers.
9016 (Target_x86_64::do_finalize_sections): Change handling of
9017 copy_relocs_.
9018 * Makefile.am (CCFILES): Add copy-relocs.cc.
9019 (HFILES): Add copy-relocs.h.
9020
4f4995b6
ILT		 9021 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9022
85c7bf8b
ILT		 9023 * testsuite/script_test_4.sh: Permit leading zeroes.
9024
4f2a9edd
ILT		 90252008-04-15 Ian Lance Taylor <iant@google.com>
9026
e6188289
ILT		 9027 * script-sections.cc (Script_sections::create_segments): Use
9028 header_size_adjustment even when there is enough room for the
9029 headers.
9030 * testsuite/script_test_4.sh: New file.
9031 * testsuite/script_test_4.t: New file.
9032 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9033 (check_DATA): Add script_test_4.stdout.
9034 (MOSTLYCLEANFILES): Likewise.
9035 (script_test_4): New target.
9036 (script_test_4.stdout): New target.
9037 * testsuite/Makefile.in: Rebuild.
9038
4f2a9edd
ILT		 9039 * sparc.cc: Add definitions for Output_data_plt_sparc class
9040 constants.
9041
f5314dd5
DM		 90422008-04-14 David S. Miller <davem@davemloft.net>
9043
9044 * sparc.cc: New file.
9045 * Makefile.am (TARGETSOURCES): Add sparc.cc
9046 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9047 * configure.tgt: Document targ_extra_size and
9048 targ_extra_big_endian. Add entries for sparc-* and
9049 sparc64-*.
9050 * configure.ac: Handle targ_extra_size and
9051 targ_extra_big_endian.
9052 * Makefile.in: Rebuild.
9053 * configure: Likewise.
9054 * po/POTFILES.in: Likewise.
9055 * po/gold.pot: Likewise.
9056
154e0e9a
ILT		 90572008-04-14 Ian Lance Taylor <iant@google.com>
9058
9059 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9060 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9061 in the name/type/flags to section mapping. Don't call
9062 allocate_output_section.
9063 (Layout::choose_output_section): Change parameter from adjust_name
9064 to is_input_section. Don't permit input sections after sections
9065 are attached to segments. Don't call allocate_output_section.
9066 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9067 not write_enable_output_section.
9068 (Layout::make_output_section): Don't push to
9069 unattached_section_list_ nor call attach_to_segment. Call
9070 attach_section_to_segment if sections are attached.
9071 (Layout::attach_sections_to_segments): New function.
9072 (Layout::attach_section_to_segment): New function.
9073 (Layout::attach_allocated_section_to_segment): Rename from
9074 attach_to_segment. Remove flags parameter.
9075 (Layout::allocate_output_section): Remove function.
9076 (Layout::write_enable_output_section): Remove function.
9077 * layout.h (class Layout): Update for above changes. Add new
9078 field sections_are_attached_.
9079 * output.h (Output_section::update_flags_for_input_section): New
9080 function.
9081 * output.cc (Output_section::add_input_section): Call
9082 update_flags_for_input_section.
9083 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9084
009a67a2
CC		 90852008-04-11 Cary Coutant <ccoutant@google.com>
9086
9087 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9088 thought unnecessary.
9089 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9090
759b1a24
ILT		 90912008-04-11 Ian Lance Taylor <iant@google.com>
9092
9093 * output.h (class Output_section_data): Remove inline definition
9094 of set_addralign.
9095 * output.cc (Output_section_data::set_addralign): New function.
9096
c2b45e22
CC		 90972008-04-11 Cary Coutant <ccoutant@google.com>
9098
9099 Add support for TLS descriptors for i386 and x86_64.
9100 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9101 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9102 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9103 GOT_TYPE_TLS_DESC.
9104 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9105 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9106 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9107 relocations.
9108 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9109 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9110 Fix problem with initial-exec relocations.
9111 (Target_i386::Relocate::relocate_tls): Likewise.
9112 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9113 relaxation.
9114 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9115 support for section-plus-offset dynamic table entries.
9116 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9117 (Output_data_dynamic::Dynamic_entry): Add support for
9118 section-plus-offset dynamic table entries.
9119 (Output_data_dynamic::Classification): Likewise.
9120 (Output_data_dynamic::classification_): Renamed offset_.
9121 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9122 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9123 (Target_x86_64::make_plt_section): New function.
9124 (Target_x86_64::reserve_tlsdesc_entries): New function.
9125 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9126 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9127 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9128 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9129 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9130 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9131 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9132 add extra PLT entry for TLS descriptors.
9133 (Output_data_plt_x86_64::got_): New field.
9134 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9135 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9136 fields.
9137 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9138 descriptors.
9139 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9140 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9141 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9142 R_386_TLS_DESC_CALL relocations.
9143 (Target_x86_64::Scan::global): Likewise.
9144 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9145 for TLS descriptors.
9146 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9147 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9148 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9149 GD-to-IE relaxation.
9150 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9151 and TLS_DESCRIPTORS.
9152 * Makefile.in: Rebuild.
9153 * configure: Rebuild.
9154 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9155 (tls_test_shared2.so): New target.
9156 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9157 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9158 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9159 (tls_shared_gd_to_ie_test_LDADD): New variable.
9160 (tls_shared_gnu2_gd_to_ie_test): New target.
9161 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9162 New targets.
9163 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9164 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9165 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9166 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9167 (tls_shared_gnu2_test): New target.
9168 (tls_test_gnu2_shared.so): New target.
9169 (tls_shared_gnu2_test_SOURCES): New variable.
9170 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9171 (tls_shared_gnu2_test_LDFLAGS): New variable.
9172 (tls_shared_gnu2_test_LDADD): New variable.
9173 * testsuite/Makefile.in: Rebuild.
9174 * testsuite/Makefile.
9175
83bfb6b7
ILT		 91762008-04-11 Ian Lance Taylor <iant@google.com>
9177
9178 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9179 justsyms.t.
9180 * testsuite/Makefile.in: Rebuild.
9181
9182 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9183 long.
9184 * testsuite/script_test_2.cc (main): Adjust test.
9185
706e1f5e
ILT		 91862008-04-11 David S. Miller <davem@davemloft.net>
9187 Ian Lance Taylor <iant@google.com>
9188
9189 * options.h (General_options): Add entries for '-Y' and
9190 '-relax'.
9191 * options.cc (General_options:finalize): If -Y was used, add those
9192 entries to the library path instead of the default "/lib" and
9193 "/usr/lib".
9194
7c98e6bb
DM		 91952008-04-11 David S. Miller <davem@davemloft.net>
9196
9197 * testsuite/justsyms.t: Start at 0x100.
9198 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9199 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9200 long.
9201 * testsuite/script_test_2.cc: Adjust string and section length
9202 checks.
7c98e6bb 9203
99a37bfd
ILT		 92042008-04-09 Ian Lance Taylor <iant@google.com>
9205
2cefc357
ILT		 9206 PR gold/5996
9207 * script-sections.cc (Sections_element::allocate_to_segment): Add
9208 orphan parameter.
9209 (Output_section_definition::allocate_to_segment): Likewise.
9210 (Orphan_output_section::allocate_to_segment): Likewise.
9211 (Script_sections::attach_sections_using_phdrs_clause): Don't
9212 propagate non-PT_LOAD segments to orphan sections.
9213 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9214 readelf rather than objdump.
9215 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9216 .interp section and PT_INTERP segment are the same size.
9217 * testsuite/Makefile.in: Rebuild.
9218
99a37bfd
ILT		 9219 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9220 aliases for symbols defined in the same object.
9221 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9222 (weak_alias_test_SOURCES): New variable.
9223 (weak_alias_test_DEPENDENCIES): New variable.
9224 (weak_alias_test_LDFLAGS): New variable.
9225 (weak_alias_test_LDADD): New variable.
9226 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9227 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9228 (weak_alias_test_3.o): New target.
9229 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9230 * testsuite/weak_alias_test_main.cc: New file.
9231 * testsuite/weak_alias_test_1.cc: New file.
9232 * testsuite/weak_alias_test_2.cc: New file.
9233 * testsuite/weak_alias_test_3.cc: New file.
9234
780e49c5
ILT		 92352008-04-08 Ian Lance Taylor <iant@google.com>
9236
cdb0b8f5
ILT		 9237 * options.h (class General_options): Add --noinhibit-exec option.
9238 * main.cc (main): Check --noinhibit-exec.
9239
0864d551
ILT		 9240 * options.h (class General_options): Define --wrap as a special
9241 option. Add wrap_symbols_ field.
9242 (General_options::any_wrap_symbols): New function.
9243 (General_options::is_wrap_symbol): New function.
9244 * options.cc (General_options::parse_wrap): New function.
9245 (General_options::General_options): Initialize wrap_symbols_.
9246 * symtab.cc (Symbol_table::wrap_symbol): New function.
9247 (Symbol_table::add_from_object): Handle --wrap.
9248 * symtab.h (class Symbol_table): Declare wrap_symbol.
9249 * target.h (Target::wrap_char): New function.
9250 (Target::Target_info): Add wrap_char field.
9251 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9252 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9253 * testsuite/testfile.cc (Target_test::test_target_info):
9254 Likewise.
9255
789aa6de
ILT		 9256 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9257 there is one.
9258
2c38906f
ILT		 9259 * layout.h (class Layout): Add added_eh_frame_data_ field.
9260 * layout.cc (Layout::Layout): Initialize new field.
9261 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9262 output section until we find a section we merged successfully.
9263 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9264 that the size be non-zero.
9265
780e49c5
ILT		 9266 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9267 qualifier.
9268
7fcd0256
ILT		 92692008-04-08 Craig Silverstein <csilvers@google.com>
9270
9271 * configure.ac: Export new conditional variable HAVE_ZLIB.
9272 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9273 on HAVE_ZLIB.
9274 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9275 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9276
6835af53
ILT		 92772008-04-07 Ian Lance Taylor <iant@google.com>
9278
e24f324c
ILT		 9279 * version.cc (version_string): Set to "1.5".
9280
a036edd8
ILT		 9281 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9282 Add issued_non_pic_error_ field. Declare check_non_pic.
9283 (Target_x86_64::Scan::check_non_pic): New function.
9284 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9285 (Target_x86_64::Scan::global): Likewise.
9286
624f8810
ILT		 9287 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9288 addend parameter. Change caller. Handle merge sections.
9289 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9290 Address to Addend. Don't add in the result of
9291 local_section_offset, pass down the addend and use the returned
9292 value.
9293 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9294 Update declarations of local_section_offset and symbol_value.
9295 * testsuite/two_file_test_1.cc (t18): New function.
9296 * testsuite/two_file_test_2.cc (f18): New function.
9297 * testsuite/two_file_test_main.cc (main): Call t18.
9298 * testsuite/two_file_test.h (t18, f18): Declare.
9299
6835af53
ILT		 9300 * configure.ac: Don't test for objdump, c++filt, or readelf.
9301 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9302 conditionals.
9303 (TEST_READELF): New variable.
9304 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9305 (check_PROGRAMS): Add two_file_strip_test.
9306 (two_file_strip_test): New target.
9307 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9308 (two_file_same_shared_strip_test_SOURCES): New variable.
9309 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9310 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9311 (two_file_same_shared_strip_test_LDADD): New variable.
9312 (two_file_shared_strip.so): New target.
9313 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9314 (ver_test_5.syms, ver_test_7.syms): Likewise.
9315 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9316 (strip_test_3.stdout): Use TEST_OBJDUMP.
9317 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9318
86925eef
CC		 93192008-04-04 Cary Coutant <ccoutant@google.com>
9320
9321 * symtab.h (Symbol::is_weak_undefined): New function.
9322 (Symbol::is_strong_undefined): New function.
9323 (Symbol::is_absolute): New function.
9324 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9325 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9326 absolute symbols.
9327 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9328 (weak_undef_test): New target.
9329 * testsuite/Makefile.in: Rebuild.
9330 * testsuite/weak_undef_file1.cc: New file.
9331 * testsuite/weak_undef_file2.cc: New file.
9332 * testsuite/weak_undef_test.cc: New file.
9333
126f3ece
ILT		 93342008-04-03 Craig Silverstein <csilvers@google.com>
9335
9336 * compressed_output.h (class Output_compressed_section): Use
9337 unsigned buffer.
9338 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9339 add zlib header.
9340 (zlib_compressed_suffix): Removed.
9341 (Output_compressed_section::set_final_data_size): Use unsigned
9342 buffers.
9343 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9344 Fix linker invocation.
9345 (flagstest_o_specialfile_and_compress_debug_sections):
9346 Likewise.
9347 * testsuite/Makefile.in: Regenerated.
9348
deae2a14
DM		 93492008-04-02 David S. Miller <davem@davemloft.net>
9350
9351 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9352 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9353
70752818
ILT		 93542008-04-02 Craig Silverstein <csilvers@google.com>
9355
9356 * TODO: New file.
9357
39d0cb0e
ILT		 93582008-04-02 Ian Lance Taylor <iant@google.com>
9359
9360 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9361 parameters. Update for new key type to views_. Change all
9362 callers.
9363 (File_read::read): Adjust for byteshift in returned view.
9364 (File_read::add_view): New function, broken out of
9365 find_and_make_view.
9366 (File_read::make_view): New function, broken out of
9367 find_and_make_view.
9368 (File_read::find_or_make_view): Add offset and aligned
9369 parameters. Rewrite accordingly. Change all callers.
9370 (File_read::get_view): Add offset and aligned parameters. Adjust
9371 for byteshift in return value.
9372 (File_read::get_lasting_view): Likewise.
9373 * fileread.h (class File_read): Update declarations.
9374 (class File_read::View): Add byteshift_ field. Add byteshift to
9375 constructor. Add byteshift method.
9376 * archive.h (Archive::clear_uncached_views): New function.
9377 (Archive::get_view): Add aligned parameter. Change all callers.
9378 * object.h (Object::get_view): Add aligned parameter. Change all
9379 callers.
9380 (Object::get_lasting_view): Likewise.
9381
9382 * fileread.cc (File_read::release): Don't call clear_views if
9383 there are multiple objects.
9384 * fileread.h (File_read::clear_uncached_views): New function.
9385 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9386 on the archive.
9387
a1207466
CC		 93882008-03-31 Cary Coutant <ccoutant@google.com>
9389
9390 Add thin archive support.
9391 * archive.cc (Archive::armagt): New const.
9392 (Archive::setup): Remove task parameter and calls to unlock.
9393 (Archive::unlock_nested_archives): New function.
9394 (Archive::read_header): Add nested_off parameter. Change
9395 all callers.
9396 (Archive::interpret_header): Likewise.
9397 (Archive::include_all_members): Change to handle thin
9398 archives.
9399 (Archive::include_member): Likewise.
9400 * archive.h (Archive::Archive): Add new parameters and
9401 initializers.
9402 (Archive::armagt): New const.
9403 (Archive::setup): Remove task parameter.
9404 (Archive::unlock_nested_archives): New function.
9405 (Archive::read_header): Add nested_off parameter.
9406 (Archive::interpret_header): Likewise.
9407 (Archive::Nested_archive_table): New typedef.
9408 (Archive::is_thin_archive_): New field.
9409 (Archive::nested_archives_): New field.
9410 (Archive::options_): New field.
9411 (Archive::dirpath_): New field.
9412 (Archive::task_): New field.
9413 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9414 for thin archives. Pass additional parameters to
9415 Archive::Archive. Unlock the archive file after calling
9416 Archive::setup.
cd536b21 9417
479f6503
ILT		 94182008-03-29 Ian Lance Taylor <iant@google.com>
9419
686c8caf
ILT		 9420 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9421 version symbol to be local.
9422 * testsuite/ver_test_4.sh: New file.
9423 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9424 (check_DATA): Add ver_test_4.syms.
9425 (ver_test_4.syms): New target.
9426 * testsuite/Makefile.in: Rebuild.
9427
ab794b6b
ILT		 9428 * output.cc
9429 (Output_section::Input_section_sort_entry::has_priority): New
9430 function.
9431 (Output_section::Input_section_sort_entry::match_file_name): New
9432 function.
9433 (Output_section::Input_section_sort_entry::match_section_name):
9434 Remove.
9435 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9436 Remove.
9437 (Output_section::Input_section_sort_entry::match_section_file):
9438 Remove.
9439 (Output_section::Input_section_sort_compare::operator()): Rewrite
9440 using new Input_section_sort_entry functions. Sort crtbegin and
9441 crtend first. Sort sections with no priority before sections with
9442 a priority.
9443 * testsuite/initpri1.c (d3): Check j != 4.
9444 (cd5): New constructor/destructor function.
9445 (main): Check j != 2.
9446
479f6503
ILT		 9447 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9448 new symbol when resolving, don't call set_is_default.
9449 * testsuite/ver_test_7.cc: New file.
9450 * testsuite/ver_test_7.sh: New file.
9451 * testsuite/Makefile.am (ver_test_7.so): New target.
9452 (ver_test_7.o): New target.
9453 (check_SCRIPTS): Add ver_test_7.sh.
9454 (check_DATA): Add ver_test_7.syms.
9455 (ver_test_7.syms): New target.
9456
2fd32231
ILT		 94572008-03-28 Ian Lance Taylor <iant@google.com>
9458
9459 * layout.cc (Layout::layout): If we see an input section with a
9460 name that needs sorting, set the must_sort flag for the output
9461 section.
9462 (Layout::make_output_section): If the name of the output section
9463 indicates that it might require sorting, set the may_sort flag.
9464 * output.h (Output_section::may_sort_attached_input_sections): New
9465 function.
9466 (Output_section::set_may_sort_attached_input_sections): New
9467 function.
9468 (Output_section::must_sort_attached_input_sections): New
9469 function.
9470 (Output_section::set_must_sort_attached_input_sections): New
9471 function.
9472 (class Output_section): Declare Input_section_sort_entry. Define
9473 Input_section_sort_compare. Declare
9474 sort_attached_input_sections. Add new fields:
9475 may_sort_attached_input_sections_,
9476 must_sort_attached_input_sections_,
9477 attached_input_sections_are_sorted_.
9478 * output.cc (Output_section::Output_section): Initialize new
9479 fields.
9480 (Output_section::add_input_section): Add an entry to
9481 input_sections_ if may_sort or must_sort are true.
9482 (Output_section::set_final_data_size): Call
9483 sort_attached_input_sections if necessary.
9484 (Output_section::Input_section_sort_entry): Define new class.
9485 (Output_section::Input_section_sort_compare::operator()): New
9486 function.
9487 (Output_section::sort_attached_input_sections): New function.
9488 * configure.ac: Check whether the compiler supports constructor
9489 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9490 * testsuite/initpri1.c: New file.
9491 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9492 CONSTRUCTOR_PRIORITY.
9493 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9494 (initpri1_LDFLAGS): New variable.
9495 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9496
18e6b24e
ILT		 94972008-03-27 Ian Lance Taylor <iant@google.com>
9498
49bdd526
ILT		 9499 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9500 * testsuite/common_test_1.c: New file.
9501 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9502 (common_test_1_SOURCES): New variable.
9503 (common_test_1_DEPENDENCIES): New variable.
9504 (common_test_1_LDFLAGS): New variable.
9505
18e6b24e
ILT		 9506 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9507 and commons_ correctly when NAME/VERSION does not override
9508 NAME/NULL.
9509 * testsuite/ver_test_6.c: New file.
9510 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9511 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9512 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9513
04bf7072
ILT		 95142008-03-26 Ian Lance Taylor <iant@google.com>
9515
5871526f
ILT		 9516 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9517 of an undefined symbol from a version script.
9518 * testsuite/Makefile.am (ver_test_5.so): New target.
9519 (ver_test_5.o): New target.
9520 (check_SCRIPTS): Add ver_test_5.sh.
9521 (check_DATA): Add ver_test_5.syms.
9522 (ver_test_5.syms): New target.
9523 * testsuite/ver_test_5.cc: New file.
9524 * testsuite/ver_test_5.script: New file.
9525 * testsuite/ver_test_5.sh: New file.
9526 * Makefile.in, testsuite/Makefile.in: Rebuild.
9527
04bf7072
ILT		 9528 PR gold/5986
9529 Fix problems building gold with gcc 4.3.0.
9530 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9531 (gold_error_at_location, gold_warning_at_location): Use it.
9532 * configure.ac: Check whether we can compile and use a template
9533 function with a printf attribute.
9534 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9535 when jumping over bytes.
9536 * object.cc: Instantiate Object::read_section_data.
9537 * debug.h: Include <cstring>
9538 * dwarf_reader.cc: Include <algorithm>
9539 * main.cc: Include <cstring>.
9540 * options.cc: Include <cstring>.
9541 * output.cc: Include <cstring>.
9542 * script.cc: Include <cstring>.
9543 * script.h: Include <string>.
9544 * symtab.cc: Include <cstring> and <algorithm>.
9545 * target-select.cc: Include <cstring>.
9546 * version.cc: Include <string>.
9547 * testsuite/testmain.cc: Include <cstdlib>.
9548 * configure, config.in: Rebuild.
9549
874c5b28
ILT		 95502008-03-25 Ian Lance Taylor <iant@google.com>
9551
819d6c3a
ILT		 9552 * options.cc: Include "../bfd/bfdver.h".
9553 (options::help): Print bug reporting address.
9554
f4b2c6f5
ILT		 9555 * version.cc (print_version): Adjust output for current value of
9556 BFD_VERSION_STRING.
9557
9558 * NEWS: New file.
9559
e96caa79
ILT		 9560 * options.cc (options::help): Print list of supported targets.
9561 * target-select.h: Include <vector>.
9562 (class Target_selector): Make machine_, size_, and is_big_endian_
9563 fields const. Add bfd_name_ and instantiated_target_ fields.
9564 (Target_selector::Target_selector): Add bfd_name parameter.
9565 (Target_selector::recognize): Make non-virtual, call
9566 do_recognize.
9567 (Target_selector::recognize_by_name): Make non-virtual, call
9568 do_recognize_by_name.
9569 (Target_selector::supported_names): New function.
9570 (Target_selector::bfd_name): New function.
9571 (Target_selector::do_instantiate_target): New pure virtual
9572 function.
9573 (Target_selector::do_recognize): New virtual function.
9574 (Target_selector::do_recognize_by_name): New virtual function.
9575 (Target_selector::instantiate_target): New private function.
9576 (supported_target_names): Declare.
9577 * target-select.cc (Target_selector::Target_selector): Update for
9578 new parameter and fields.
9579 (select_target_by_name): Check that the name matches before
9580 calling recognize_by_name.
9581 (supported_target_names): New function.
9582 * i386.cc (class Target_selector_i386): Update Target_selector
9583 constructor call. Remove recognize and recognize_by_name. Add
9584 do_instantiate_target.
9585 * x86_64.cc (class Target_selector_x86_64): Likewise.
9586 * testsuite/testfile.cc (class Target_selector_test): Update for
9587 changes to Target_selector.
9588
874c5b28
ILT		 9589 * README: Rewrite, with some notes on unsupported features.
9590
0a65a3a7
CC		 95912008-03-24 Cary Coutant <ccoutant@google.com>
9592
9593 * i386.cc (Target_i386::Got_type): New enum declaration.
9594 (Target_i386::Scan::local): Updated callers of Output_data_got
9595 member functions.
9596 (Target_i386::Scan::global): Likewise.
9597 (Target_i386::Relocate::relocate): Likewise.
9598 (Target_i386::Relocate::relocate_tls): Likewise.
9599 * object.h (Got_offset_list): New class.
9600 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9601 (Sized_relobj::local_got_offset): Likewise.
9602 (Sized_relobj::set_local_got_offset): Likewise.
9603 (Sized_relobj::local_has_tls_got_offset): Removed.
9604 (Sized_relobj::local_tls_got_offset): Removed.
9605 (Sized_relobj::set_local_tls_got_offset): Removed.
9606 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9607 * output.cc (Output_data_got::add_global): Added got_type parameter.
9608 (Output_data_got::add_global_with_rel): Likewise.
9609 (Output_data_got::add_global_with_rela): Likewise.
9610 (Output_data_got::add_global_pair_with_rel): New function.
9611 (Output_data_got::add_global_pair_with_rela): New function.
9612 (Output_data_got::add_local): Added got_type parameter.
9613 (Output_data_got::add_local_with_rel): Likewise.
9614 (Output_data_got::add_local_with_rela): Likewise.
9615 (Output_data_got::add_local_pair_with_rel): New function.
9616 (Output_data_got::add_local_pair_with_rela): New function.
9617 (Output_data_got::add_global_tls): Removed.
9618 (Output_data_got::add_global_tls_with_rel): Removed.
9619 (Output_data_got::add_global_tls_with_rela): Removed.
9620 (Output_data_got::add_local_tls): Removed.
9621 (Output_data_got::add_local_tls_with_rel): Removed.
9622 (Output_data_got::add_local_tls_with_rela): Removed.
9623 * output.h (Output_data_got::add_global): Added got_type parameter.
9624 (Output_data_got::add_global_with_rel): Likewise.
9625 (Output_data_got::add_global_with_rela): Likewise.
9626 (Output_data_got::add_global_pair_with_rel): New function.
9627 (Output_data_got::add_global_pair_with_rela): New function.
9628 (Output_data_got::add_local): Added got_type parameter.
9629 (Output_data_got::add_local_with_rel): Likewise.
9630 (Output_data_got::add_local_with_rela): Likewise.
9631 (Output_data_got::add_local_pair_with_rel): New function.
9632 (Output_data_got::add_local_pair_with_rela): New function.
9633 (Output_data_got::add_global_tls): Removed.
9634 (Output_data_got::add_global_tls_with_rel): Removed.
9635 (Output_data_got::add_global_tls_with_rela): Removed.
9636 (Output_data_got::add_local_tls): Removed.
9637 (Output_data_got::add_local_tls_with_rel): Removed.
9638 (Output_data_got::add_local_tls_with_rela): Removed.
9639 * resolve.cc (Symbol::override_base_with_special): Removed
9640 reference to has_got_offset_ field.
9641 * symtab.cc (Symbol::init_fields): Replaced initialization
9642 of got_offset_ with got_offsets_. Removed initialization
9643 of has_got_offset_
53fcba31 9644 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9645 (Symbol::got_offset): Likewise.
9646 (Symbol::set_got_offset): Likewise.
9647 (Symbol::has_tls_got_offset): Removed.
9648 (Symbol::tls_got_offset): Removed.
9649 (Symbol::set_tls_got_offset): Removed.
9650 (Symbol::got_offset_): Removed.
9651 (Symbol::tls_mod_got_offset_): Removed.
9652 (Symbol::tls_pair_got_offset_): Removed.
9653 (Symbol::got_offsets_): New field.
9654 (Symbol::has_got_offset): Removed.
9655 (Symbol::has_tls_mod_got_offset): Removed.
9656 (Symbol::has_tls_pair_got_offset): Removed.
9657 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9658 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9659 member functions.
9660 (Target_x86_64::Scan::global): Likewise.
9661 (Target_x86_64::Relocate::relocate): Likewise.
9662 (Target_x86_64::Relocate::relocate_tls): Likewise.
9663
bd52eafb
BE		 96642008-03-25 Ben Elliston <bje@au.ibm.com>
9665
9666 * yyscript.y: Fix spelling error in comment.
9667
8b105e34
ILT		 96682008-03-24 Ian Lance Taylor <iant@google.com>
9669
8ed814a9
ILT		 9670 * options.h (class General_options): Define build_id option.
9671 * layout.h (class Layout): Declare write_build_id, create_note,
9672 create_build_id. Add build_id_note_ member.
9673 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9674 "libiberty.h", "md5.h", "sha1.h".
9675 (Layout::Layout): Initialize eh_frame_data_,
9676 eh_frame_hdr_section_, and build_id_note_.
9677 (Layout::finalize): Call create_build_id.
9678 (Layout::create_note): New function, broken out of
9679 Layout::create_gold_note.
9680 (Layout::create_gold_note): Call create_note.
9681 (Layout::create_build_id): New function.
9682 (Layout::write_build_id): New function.
9683 (Close_task_runner::run): Call write_build_id.
9684
8b105e34
ILT		 9685 * x86_64.cc: Correct license to GPLv3.
9686
086a1841
ILT		 96872008-03-23 Ian Lance Taylor <iant@google.com>
9688
9689 * options.cc: Include "demangle.h".
9690 (parse_optional_string): New function.
9691 (parse_long_option): Handle takes_optional_argument.
9692 (parse_short_option): Update dash_z initializer. Handle
9693 takes_optional_argument.
9694 (General_options::General_options): Initialize do_demangle_.
9695 (General_options::finalize): Set do_demangle_. Handle demangling
9696 style.
9697 * options.h (parse_optional_string): Declare.
9698 (struct One_option): Add optional_arg field. Update constructor.
9699 Update call constructor calls. Add takes_optional_argument
9700 function.
9701 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9702 (DEFINE_optional_string): Define.
9703 (General_options::demangle): Change from DEFINE_bool to
9704 DEFINE_optional_string.
9705 (General_options::no_demangle): New function.
9706 (General_options::do_demangle): New function.
9707 (General_options::set_do_demangle): New function.
9708 (General_options::execstack_status_): Move definition to end of
9709 class definition.
9710 (General_options::static_): Likewise.
9711 (General_options::do_demangle_): New field.
9712 * object.cc (big_endian>::get_symbol_location_info): Call
9713 Options::do_demangle, not Options::demangle.
9714 * symtab.cc (demangle): Likewise.
9715
cbb93e63
ILT		 97162008-03-22 Ian Lance Taylor <iant@google.com>
9717
9718 * gold.h: Include <cstddef> and <sys/types.h>
9719 * options.h: Include <cstring>.
9720
ec531623
ILT		 97212008-03-21 Ian Lance Taylor <iant@google.com>
9722
9723 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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