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[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
8e51a0b9
ILT		 12011-01-24 Ian Lance Taylor <iant@google.com>
2
3 * version.cc (version_string): Bump to 1.11.
4
0f3b89d8
ILT		 52011-01-24 Ian Lance Taylor <iant@google.com>
6
7 * plugin.cc (class Plugin_rescan): Define new class.
8 (Plugin_manager::claim_file): Set any_claimed_.
9 (Plugin_manager::save_archive): New function.
10 (Plugin_manager::save_input_group): New function.
11 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
12 necessary.
13 (Plugin_manager::new_undefined_symbol): New function.
14 (Plugin_manager::rescan): New function.
15 (Plugin_manager::rescannable_defines): New function.
16 (Plugin_manager::add_input_file): Set any_added_.
17 * plugin.h (class Plugin_manager): define new fields rescannable_,
18 undefined_symbols_, any_claimed_, and any_added_. Declare
19 Plugin_rescan as friend. Declare new functions.
20 (Plugin_manager::Rescannable): Define type.
21 (Plugin_manager::Rescannable_list): Define type.
22 (Plugin_manager::Undefined_symbol_list): Define type.
23 (Plugin_manager::Plugin_manager): Initialize new fields.
24 * archive.cc (Archive::defines_symbol): New function.
25 (Add_archive_symbols::run): Pass archive to plugins if any.
26 * archive.h (class Archive): Declare defines_symbol.
27 * readsyms.cc (Input_group::~Input_group): New function.
28 (Finish_group::run): Pass input_group to plugins if any.
29 * readsyms.h (class Input_group): Declare destructor.
30 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
31 any.
32
3bb951e5
ILT		 332011-01-10 Ian Lance Taylor <iant@google.com>
34
35 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
36 section as relro.
37 (Layout::set_segment_offsets): Reset increase_relro before calling
38 set_section_addresses a second time.
39
0aa45fac
CC		 402011-01-04 Cary Coutant <ccoutant@google.com>
41
42 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
43 sections before NOBITS sections.
44
0db46eb4
L		 452011-01-01 H.J. Lu <hongjiu.lu@intel.com>
46
47 * version.cc (print_version): Update copyright to 2011.
48
829c9745
CC		 492010-12-23 Cary Coutant <ccoutant@google.com>
50
51 * output.h (Output_data_reloc::add_output_section): Pass OD instead
52 of OS to this->add. Add OD parameter to second form of the function.
53
7500420b
ILT		 542010-12-20 Ian Lance Taylor <iant@google.com>
55
56 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
57 second of two consecutive entries with same offset.
58
f8e9a930
RW		 592010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
60
61 * testsuite/Makefile.am (ifuncmain2static_LDADD)
62 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
63 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
64 to avoid unneeded links against $(LDADD).
65 * testsuite/Makefile.in: Regenerate.
66
2fbb4320
ILT		 672010-12-15 Ian Lance Taylor <iant@google.com>
68
69 PR gold/12324
70 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
71 for R_X86_64_32 and R_X86_64_PC32.
72 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
73 ver_matching_def_pic.o.
74 (ver_matching_def_pic.o): New target.
75
fedb228d
RW		 762010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
77
78 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
79 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
80 Move definition before File_read::View member definitions.
81 (File_read::View::~View): Initialize and hold lock before
82 updating current_mapped_bytes.
83
9b547ce6
RW		 842010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
85
86 * dwarf_reader.cc: Remove outdated comment.
87 * gold-threads.cc: Fix typo in error message.
88 * archive.cc: Fix typos in comments.
89 * archive.h: Likewise.
90 * arm-reloc-property.cc: Likewise.
91 * arm-reloc-property.h: Likewise.
92 * arm-reloc.def: Likewise.
93 * arm.cc: Likewise.
94 * attributes.h: Likewise.
95 * cref.cc: Likewise.
96 * ehframe.cc: Likewise.
97 * fileread.h: Likewise.
98 * gold.h: Likewise.
99 * i386.cc: Likewise.
100 * icf.cc: Likewise.
101 * incremental.h: Likewise.
102 * int_encoding.cc: Likewise.
103 * layout.h: Likewise.
104 * main.cc: Likewise.
105 * merge.h: Likewise.
106 * object.cc: Likewise.
107 * object.h: Likewise.
108 * options.cc: Likewise.
109 * readsyms.cc: Likewise.
110 * reduced_debug_output.cc: Likewise.
111 * reloc.cc: Likewise.
112 * script-sections.cc: Likewise.
113 * sparc.cc: Likewise.
114 * symtab.h: Likewise.
115 * target-reloc.h: Likewise.
116 * target.cc: Likewise.
117 * target.h: Likewise.
118 * timer.cc: Likewise.
119 * timer.h: Likewise.
120 * x86_64.cc: Likewise.
121
83e17bd5
CC		 1222010-12-09 Cary Coutant <ccoutant@google.com>
123
124 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
125 stack.
126 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
127 parameter; change all callers.
128 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
129 * options.h (warn_execstack): New option.
130
017257f8
DK		 1312010-12-07 Doug Kwan <dougkwan@google.com>
132
133 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
134 like function call relocations.
135
c20cbc06
ILT		 1362010-12-07 Ian Lance Taylor <iant@google.com>
137
138 * archive.cc (Archive::get_elf_object_for_member): Permit
139 punconfigured to be NULL.
140 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
141 (Archive::include_member): Pass NULL to get_elf_object_for_member
142 if we searched for the archive and this is the first included
143 object.
144
4dbfafcc
ILT		 1452010-12-01 Ian Lance Taylor <iant@google.com>
146
147 * dwarf_reader.h (class Sized_dwarf_line_info): Add
148 track_relocs_type_ field.
149 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
150 Set track_relocs_type_.
151 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
152 contents when using RELA relocs.
153 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
154 reloc_map_.
155 * reloc.cc (Track_relocs::next_addend): New function.
156 * reloc.h (class Track_relocs): Declare next_addend.
157
e5e19edd
ILT		 1582010-12-01 Ian Lance Taylor <iant@google.com>
159
160 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
161 virtual destructor.
162
9a5ce24c
ILT		 1632010-12-01 Ian Lance Taylor <iant@google.com>
164
165 * README: Update compilers known to work and fail.
166
c7791212
NC		 1672010-11-23 Matthias Klose <doko@ubuntu.com>
168
169 * configure.in: For --enable-gold, handle value `default' instead of
170 `both*'. Always install ld as ld.bfd, install as ld if gold is
171 not the default.
172 * configure: Regenerate.
173
0ad220c9
DK		 1742010-11-18 Doug Kwan <dougkwan@google.com>
175
176 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
177 and right_alignment to be zero. Store result alignment only if it is
178 greater than existing alignment.
179
ab8056e0
CC		 1802010-11-16 Cary Coutant <ccoutant@google.com>
181
182 PR gold/12220
183 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
184 Check for ".zdebug_line".
185
fd064a5b
CC		 1862010-11-16 Doug Kwan <dougkwan@google.com>
187 Cary Coutant <ccoutant@google.com>
188
189 * output.h (Output_segment::set_section_addresses): Pass increase_relro
190 by reference; adjust all callers.
191 * output.cc (Output_segment::set_section_addresses): Adjust references
192 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
193 list is empty.
194 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
195 end at page boundary.
196
6fc6ea19
CC		 1972010-11-16 Cary Coutant <ccoutant@google.com>
198
199 PR gold/12220
200 * layout.cc (Layout::choose_output_section): Transform names of
201 compressed sections even when using a script with a SECTIONS clause.
202 (Layout::output_section_name): Remove code to transform
203 compressed debug section names.
204 * output.cc (Output_section::add_input_section): Use uncompressed
205 section size when tracking input sections.
206
95a2c8d6
RS		 2072010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
208
209 * symtab.h (Symbol::NON_PIC_REF): Remove.
210 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
211 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
212 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
213 (Symbol::use_plt_offset): Take a flags argument and pass it
214 directly to needs_dynamic_reloc. Restrict check for undefined
215 weak symbols to function calls.
216 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
217 (Target_arm::Scan::global): Use it.
218 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
219 (Target_arm::Relocate::relocate): Likewise.
220 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
221 parameter with an r_type parameter. Use get_reference_flags
222 to get the flags.
223 (Target_arm::Relocate::relocate): Update accordingly.
224 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
225 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
226 (Target_i386::Scan::global): Likewise.
227 (Target_i386::Relocate::relocate): Likewise.
228 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
229 parameter with an r_type parameter. Use get_reference_flags
230 to get the flags.
231 (Target_i386::Relocate::relocate): Update accordingly.
232 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
233 (Target_powerpc::Scan::global): Use it.
234 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
235 (Target_powerpc::Relocate::relocate): Likewise.
236 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
237 (Target_sparc::Scan::global): Use it.
238 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
239 (Target_sparc::Relocate::relocate): Likewise.
240 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
241 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
242 (Target_x86_64::Scan::global): Likewise.
243 (Target_x86_64::Relocate::relocate): Likewise.
244
f625ae50
DK		 2452010-11-08 Doug Kwan <dougkwan@google.com>
246 Cary Coutant <ccoutant@google.com>
247
248 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
249 (Arm_exidx_merge_section::section_contents_): New data member.
250 (Arm_input_section::Arm_input_section): Initialize original_contents_.
251 (Arm_input_section::~Arm_input_section): De-allocate memory.
252 (Arm_input_section::original_contents_): New data member.
253 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
254 in parameters instead of calling Object::section_contents without
255 locking.
256 (Arm_output_section::group_section): New parameter TASK. Pass it
257 to callees that need locking objects.
258 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
259 to lock EXIDX input sections. Fix a formatting issue. Call
260 Arm_exidx_merged_section::build_contents to create merged section
261 contents.
262 (Arm_output_section::create_stub_group): New parameter TASK. Use it
263 to lock object of stub table owner.
264 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
265 TEXT_SIZE to initialize data member TEXT_SIZE_.
266 (Arm_exidx_input_section::addralign): Fix typo in comment.
267 (Arm_exidx_input_section::text_size): New method.
268 (Target_arm::do_relax): New parameter TASK. Pass it to callees
269 that require locking objects. Lock objects before scanning for stubs
270 and updating local symbols.
271 (Arm_input_section<big_endian>::init): Copy contents of original
272 input section.
273 (Arm_input_section<big_endian>::do_write): Use saved contents of
274 original input section instead of calling Object::section_contents
275 without locking.
276 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
277 size without calling Object::section_size().
278 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
279 for size. Allocate a buffer for merged EXIDX entries.
280 (Arm_exidx_merged_section::build_contents): New method.
281 (Arm_exidx_merged_section::do_write): Move merge section contents
282 building code to Arm_exidx_merged_section::build_contetns. Write
283 out contetns in buffer instead of building it on the fly.
284 (Arm_relobj::make_exidx_input_section): Also pass text section size
285 to Arm_exidx_input_section constructor.
286 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
287 (Arm_dynobj::do_read_symbols): Fix memory leak.
288 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
289 * target.h: (class Task): Add forward declaration.
290 (Target::relax): Add new parameter TASK and pass it to
291 Target::do_relax().
292 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
293
5f9bcf58
CC		 2942010-11-05 Cary Coutant <ccoutant@google.com>
295
296 PR gold/10708
297 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
298 object when reading from the file.
299 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
300 second layout pass.
301 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
302 when reading section contents.
303 (get_section_contents): Likewise.
304 (icf::find_identical_sections): Likewise.
305 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
306 object when reading from the file.
307 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
308 the object when doing deferred section layout.
309
e597fa08
NC		 3102010-11-03 Nick Clifton <nickc@redhat.com>
311
312 PR gold/12001
313 * script.h (class Symbol_assignment: name): New member. Returns
314 the name of the symbol.
315 * scrfipt.cc (Script_options::is_pending_assignment): New member.
316 Returns true if the given symbol name is on the list of
317 assignments wating to be processed.
318 * archive.cc (should_incldue_member): If the symbol is undefined,
319 check to see if it is on the list of symbols pending assignment.
320
3f9a3278
ILT		 3212010-11-03 Ryan Mansfield <rmansfield@qnx.com>
322
323 * script-sections.cc (Script_sections::find_memory_region): Check
324 for a NULL output section pointer.
325
d06fb4d1
DK		 3262010-10-29 Doug Kwan <dougkwan@google.com>
327
328 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
329 Output_section::add_relaxed_input_section.
330 * output.cc (Output_section::add_relaxed_input_section): Add new
331 arguments LAYOUT and NAME. Set section order index.
332 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
333 Copy section order index.
334 * output.h (Output_section::add_relaxed_input_section): Add new
335 arguments LAYOUT and NAME.
336
90e24de5
ILT		 3372010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
338
339 * testsuite/Makefile.am: Move gcctestdir/ld rule to
340 NATIVE_OR_CROSS_LINKER.
341 * testsuite/Makefile.in: Regenerate.
342
c9484ea5
DK		 3432010-10-20 Doug Kwan <dougkwan@google.com>
344
345 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
346 without SHF_LINK_ORDER flags.
347 * layout.cc (Layout::choose_output_section): Do not filter
348 SHF_LINK_ORDER flag in a relocatable link.
349
5bc2f5be
CC		 3502010-10-17 Cary Coutant <ccoutant@google.com>
351
352 * output.h (Output_segment::set_section_addresses): Change function
353 signature. Update all callers.
354 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
355 sections.
356 (Output_segment::set_section_addresses): Align after last TLS
357 section. Add padding before last relro section instead of after.
358
0c91cf04
DK		 3592010-10-17 Doug Kwan <dougkwan@google.com>
360
361 * gold/arm.cc (Target_arm::got_section): Use correct order and set
362 GOT output section to be writable.
363
8c21d9d3
CC		 3642010-10-14 Cary Coutant <ccoutant@google.com>
365
366 * debug.h (DEBUG_INCREMENTAL): New flag.
367 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
368 * gold.cc (queue_initial_tasks): Check parameters for incremental link
369 mode.
370 * incremental.cc (report_command_line): Ignore all forms of
371 --incremental.
372 * layout.cc (Layout::Layout): Check parameters for incremental link
373 mode.
374 * options.cc (General_options::parse_incremental): New function.
375 (General_options::parse_no_incremental): New function.
376 (General_options::parse_incremental_full): New function.
377 (General_options::parse_incremental_update): New function.
378 (General_options::incremental_mode_): New data member.
379 (General_options::finalize): Check incremental_mode_.
380 * options.h (General_options): Update help text for --incremental.
381 Add --no-incremental, --incremental-full, --incremental-update.
382 (General_options::Incremental_mode): New enum type.
383 (General_options::incremental_mode): New function.
384 (General_options::incremental_mode_): New data member.
385 * parameters.cc (Parameters::incremental_mode_): New data member.
386 (Parameters::set_options): Set incremental_mode_.
387 (Parameters::set_incremental_full): New function.
388 (Parameters::incremental): New function.
389 (Parameters::incremental_update): New function.
390 (set_parameters_incremental_full): New function.
391 * parameters.h (Parameters::set_incremental_full): New function.
392 (Parameters::incremental): New function.
393 (Parameters::incremental_update): New function.
394 (Parameters::incremental_mode_): New data member.
395 (set_parameters_incremental_full): New function.
396 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
397 incremental link mode.
398 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
399 (Sized_relobj::do_relocate_sections): Likewise.
400 * testsuite/Makefile.am (incremental_test): Use --incremental-full
401 option.
402 * testsuite/Makefile.in: Regenerate.
403 * testsuite/incremental_test.sh: Filter all forms of --incremental.
404
bb32aa18 4052010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 406
407 * script-sections.h (class Script_sections): Make
408 Sections_elements typedef public.
409 * script-sections.cc (class Sort_output_sections): Add elements_
410 field. Add constructor which sets it; change all callers.
411 (Sort_output_sections::is_before): New function.
412 (Sort_output_sections::operator()): Call is_before.
413 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
414 conditional.
415 * testsuite/script_test_10.sh: New test. Test script section
416 order.
417 * testsuite/script_test_10.t: Likewise.
418 * testsuite/script_test_10.s: Likewise.
419 * testsuite/Makefile.am: Wrap the cross linker tests and the
420 common tests into NATIVE_OR_CROSS_LINKER.
421 (check_SCRIPTS): Add script_test_10.sh.
422 (check_DATA): Add script_test_10.stdout.
423 (script_test_10.o, script_test_10): New targets.
424 (script_test_10.stdout): New target.
425 * configure, testsuite/Makefile.in: Regenerate.
426
3cef7179
ILT		 4272010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
428
429 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
430 error for the deprecated relocations.
431 (Target_arm::Scan::global): Likewise.
432 (Target_arm::Relocate::relocate): Likewise.
433
7411e9a8
RS		 4342010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
435
436 * fileread.cc (Input_file::find_file): Initialize *found_name
437 and *namep when using the fallback search for case 4.
438
6a9da32a
CC		 4392010-10-11 Cary Coutant <ccoutant@google.com>
440
441 * options.h (class General_options): Redefine -z lazy as an alias for
442 the negation of -z now.
443
ac897c20
ILT		 4442010-10-11 Ian Lance Taylor <iant@google.com>
445
446 * resolve.cc (symbol_to_bits): Report the value of the unsupported
447 binding.
448
ea5cae92
NC		 4492010-10-06 Nick Clifton <nickc@redhat.com>
450
451 * script-sections.cc(class Memory_region): Remove
452 current_lma_offset_ field. Rename current_vma_offset_ to
453 current_offset_. Add last_section_ field.
454 (Memory_region::get_current_vma_address): Rename to
455 get_current_address.
456 (Memory_region::get_current_lma_address): Delete.
457 (Memory_region::increment_vma_offset): Rename to
458 increment_offset.
459 (Memory_region::increment_lma_offset): Delete.
460 (Memory_region::attributes_compatible): New method. Returns
461 true if the provided section is compatible with the region.
462 (Memory_region::get_last_section): New method. Returns the last
463 section to use the region.
464 (Memory_region::set_last_section): New method. Stores the last
465 section to use the region.
466 (Script_sections::block_in_region): New method. Returns true if
467 a block of memory is contained within a region.
468 (Script_sections::find_memory_region): New method. Locates a
469 memory region to be used to set a VMA or LMA address.
470 (Output_section_definition::set_section_addresses): Add code to
471 check for addresses set by memory regions.
472 (Output_segment::set_section_addresses): Remove memory region
473 walking code.
474 (Script_sections::create_segment): Add a warning if a header
475 segment is created outside of any region.
476 * script-sections.h (class Script_sections): Add prototypes for
477 find_memory_region and block_in_region methods.
478 * testsuite/memory_test.s: Use .long instead of .word.
479 * testsuite/memory_test.t: Add some more output sections.
480 * testsuite/memory_test.sh: Update expected output.
481
a9bfd952
DK		 4822010-10-02 Doug Kwan <dougkwan@google.com>
483
484 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
485 defintion to symtab.h
486 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
487 declaration to defintion.
488
bacff3ab
NC		 4892010-10-01 Nick Clifton <nickc@redhat.com>
490
491 * expression.cc (eval): Replace dummy argument with NULL.
492 (eval_maybe_dot): Check for a NULL result section pointer.
493 (Symbol_expression::value): Likewise.
494 (Dot_expression::value): Likewise.
495 (BINARY_EXPRESSION): Likewise.
496 (Max_expression::value): Likewise.
497 (Min_expression::value): Likewise.
498 (Absolute_expression::value): Likewise.
499 (Addr_expression::value_from_output_section): Likewise.
500 (Loaddddr_expression::value_from_output_section): Likewise.
501 (Segment_start_expression::value): Likewise.
502 * script-sections.cc
503 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
504 argument with NULL.
505 (Sections_elememt_dot_assignment::set_section_addresses):
506 Likewise.
507 (Output_data_expression::do_write_to_buffer): Likewise.
508 (Output_section_definition::finalize_symbols): Likewise.
509 (Output_section_definition::set_section_addresses): Likewise.
510
f81bc8b5
DK		 5112010-09-30 Doug Kwan <dougkwan@google.com>
512
513 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
514
c95e9f27
ST		 5152010-09-28 Sriraman Tallam <tmsriram@google.com>
516
517 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 518 function.
c95e9f27
ST		 519 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
520 virtual function.
521 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
522 virtual function.
523 * icf.cc (get_section_contents): Inline merge sections only when
524 target allows it.
525
3cac54d2
RW		 5262010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
527
528 * configure: Regenerate.
529
2904037a
ILT		 5302010-09-17 Ian Lance Taylor <iant@google.com>
531
532 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 533 * testsuite/Makefile.am (memory_test.o): New target.
534 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
535 memory_test.t.
536 * testsuite/Makefile.in: Rebuild.
2904037a 537
bca7fb63
DK		 5382010-09-17 Doug Kwan <dougkwan@google.com>
539
540 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
541 defintion if relocation uses GOT entries of the symbol.
542 * testsuite/icf_safe_test.sh: Fix test.
543 * testsuite/icf_safe_so_test.sh: Fix test.
544
4ef28648
CC		 5452010-09-16 Cary Coutant <ccoutant@google.com>
546
547 * script_sections.cc (class Memory_region): Remove "NULL" from
548 vector initializations.
549
793990de
CC		 5502010-09-15 Cary Coutant <ccoutant@google.com>
551
552 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
553 Resolve forwarding symbols.
554
81e015e2
DK		 5552010-09-15 Doug Kwan <dougkwan@google.com>
556
557 * gold/testsuite/script_test_3.t: Add ARM special sections.
558 * gold/testsuite/script_test_4.t: Same.
559 * gold/testsuite/script_test_5.t: Same.
560 * gold/testsuite/script_test_6.t: Same.
561 * gold/testsuite/script_test_7.t: Same.
562 * gold/testsuite/script_test_7.t: Same.
563 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
564
36171d64
CC		 5652010-09-14 Cary Coutant <ccoutant@google.com>
566
567 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
568 (Target_x86_64::Relocate::relocate_tls): Replace check for
569 saw_tls_block_reloc_ with test for executable section.
570
d89051bd
CC		 5712010-09-12 Cary Coutant <ccoutant@google.com>
572
573 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
574 position-independent executables to shared libraries need dynamic
575 relocations.
576 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
577 position-independent executables.
578 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
579 * testsuite/Makefile.in: Regenerate.
580
fca41f0f
NC		 5812010-09-10 Nick Clifton <nickc@redhat.com>
582
583 PR gold/11997
584 * testsuite/memory_test.t: Discard any sections that are not
585 needed.
586
6695e4b3
L		 5872010-09-09 H.J. Lu <hongjiu.lu@intel.com>
588
589 PR gold/11996
590 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
591 "This::" to work around a bug in gcc 4.2.
592
593 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
594
0f72bf6f
RÁE		 5952010-09-09 Rafael Espindola <espindola@google.com>
596
597 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
598 sections with different PF_X flags in the same segment.
599 (Layout::find_first_load_seg): Search all segments to find the first
600 one.
601 * options.h (rosegment): New.
602
6032010-09-08 Rafael Espindola <espindola@google.com>
a6577478 604
05a79166 605 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 606
aa98ff75
DK		 6072010-09-08 Doug Kwan <dougkwan@google.com>
608
609 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
610 (Arm_relobj::do_relocate_sections): Add new parameter for output
611 file to match the parent.
612 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
613 of local symbols instead of input values. Update code to track
614 changes in gold::relocate_section.
615 * object.cc (Sized_relobj::compute_final_local_value): New methods.
616 (Sized_relobj::compute_final_local_value_internal): New methods.
617 (Sized_relobj::do_finalize_local_symbols): Move code from loop
618 body into private version of Sized_relobj::compute_final_local_value.
619 Call the inline method.
620 * object.h (Symbol_value::Symbol_value): Define destructor. Free
621 merged symbol value if there is one.
622 (Symbol_value::has_output_value): New method defintiion.
623 (Sized_relobj::Compute_final_local_value_status): New enum type.
624 (Sized_relobj::compute_final_local_value): New methods.
625 (Sized_relobj::compute_final_local_value_internal): New methods.
626 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
627 and arm_cortex_a8.sh.
628 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
629 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
630 New tests.
631 * Makefile.in: Regenerate.
632 * testsuite/arm_bl_out_of_range.s: Update test.
633 * testsuite/thumb_bl_out_of_range.s: Ditto.
634 * testsuite/thumb_blx_out_of_range.s: Ditto.
635 * testsuite/arm_branch_out_of_range.sh: New file.
636 * testsuite/arm_cortex_a8.sh: Ditto.
637 * testsuite/arm_cortex_a8_b.s: Ditto.
638 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
639 * testsuite/arm_cortex_a8_b_local.s: Ditto.
640 * testsuite/arm_cortex_a8_bl.s: Ditto.
641 * testsuite/arm_cortex_a8_blx.s: Ditto.
642 * testsuite/arm_cortex_a8_local.s: Ditto.
643 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
644 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
645
05a79166
L		 6462010-09-08 Rafael Espindola <espindola@google.com>
647
648 * Makefile.am (memory_test.stdout): Run readelf with -W.
649 * Makefile.in: Regenerate.
650 * testsuite/memory_test.sh: Make the regexps accept both 32 and
651 64 bit output.
652
33dbc701
RÁE		 6532010-09-08 Rafael Espindola <espindola@google.com>
654
655 * script-sections.cc (Script_sections::add_memory_region): Convert
656 field precision to int.
657 * script.cc (script_set_section_region, script_set_section_region):
658 Convert field precision to int.
659
731ca54a
RÁE		 6602010-09-08 Rafael Espindola <espindola@google.com>
661
662 * arm.cc (do_finalize_sections): Create the __exidx_start and
663 __exdix_end symbols even when the section is missing.
664
7f8cd844
NC		 6652010-09-08 Nick Clifton <nickc@redhat.com>
666
667 * README: Remove claim that MEMORY is not supported.
668 * expression.cc (script_exp_function_origin)
669 (script_exp_function_length): Move from here to ...
670 * script.cc: ... here.
671 (script_set_section_region, script_add_memory)
672 (script_parse_memory_attr, script_include_directive): New
673 functions.
674 * script-sections.cc
675 (class Memory_region): New class.
676 (class Output_section_definition): Add set_memory_region,
677 set_section_vma, set_section_lma and get_section_name methods.
678 (class Script_Sections): Add add_memory_region,
679 find_memory_region, find_memory_region_origin,
680 find_memory_region_length and set_memory_region methods.
681 Have set_section_addresses method walk the list of set memory
682 regions.
683 Extend the print methos to display memory regions.
684 * script-sections.h: Add prototypes for new methods.
685 Add enum for MEMORY region attributes.
686 * yyscript.y: Add support for parsing MEMORY regions.
687 * script-c.h: Add prototypes for new functions.
688 * testsuite/Makefile.am: Add test of MEMORY region functionality.
689 * testsuite/Makefile.in: Regenerate.
690 * testsuite/memory_test.sh: New script.
691 * testsuite/memory_test.s: New assembler source file.
692 * testsuite/memory_test.t: New linker script.
693
a4649286
DK		 6942010-08-27 Doug Kwan <dougkwan@google.com>
695
696 * gold/resolve.cc (Symbol_table::should_override): Let a weak
697 reference override an existing dynamic weak reference.
698 * testsuite/Makefile.am: Add new test dyn_weak_ref.
699 * testsuite/Makefile.in: Regenerate.
700 * testsuite/dyn_weak_ref.sh: New file.
701 * testsuite/dyn_weak_ref_1.c: Ditto.
702 * testsuite/dyn_weak_ref_2.c: Ditto.
703
b56648ad
ILT		 7042010-08-27 Ian Lance Taylor <iant@google.com>
705
706 * incremental.h (class Incremental_input_entry): Add virtual
707 destructor.
708
809313cb
ILT		 7092010-08-27 Ian Lance Taylor <iant@google.com>
710
711 * testsuite/start_lib_test_3.c: Mark t3 as used.
712
11e32464
NC		 7132010-08-27 Nick Clifton <nickc@redhat.com>
714
715 * options.cc (version_script): Fix small typo in previous
716 whitespace tidyup.
717
ca09d69a
NC		 7182010-08-25 Nick Clifton <nickc@redhat.com>
719
720 * archive.cc: Formatting fixes: Remove whitespace between
721 typename and following asterisk. Remove whitespace between
722 function name and opening parenthesis.
723 * archive.h: Likewise.
724 * arm.cc: Likewise.
725 * attributes.cc: Likewise.
726 * attributes.h: Likewise.
727 * common.cc: Likewise.
728 * copy-relocs.cc: Likewise.
729 * dirsearch.h: Likewise.
730 * dynobj.cc: Likewise.
731 * ehframe.cc: Likewise.
732 * ehframe.h: Likewise.
733 * expression.cc: Likewise.
734 * fileread.cc: Likewise.
735 * fileread.h: Likewise.
736 * gc.h: Likewise.
737 * gold-threads.cc: Likewise.
738 * gold.cc: Likewise.
739 * i386.cc: Likewise.
740 * icf.h: Likewise.
741 * incremental-dump.cc: Likewise.
742 * incremental.cc: Likewise.
743 * layout.cc: Likewise.
744 * layout.h: Likewise.
745 * main.cc: Likewise.
746 * merge.cc: Likewise.
747 * merge.h: Likewise.
748 * object.cc: Likewise.
749 * object.h: Likewise.
750 * options.cc: Likewise.
751 * options.h: Likewise.
752 * output.cc: Likewise.
753 * output.h: Likewise.
754 * plugin.cc: Likewise.
755 * plugin.h: Likewise.
756 * powerpc.cc: Likewise.
757 * reloc.cc: Likewise.
758 * script-c.h: Likewise.
759 * script-sections.cc: Likewise.
760 * script.cc: Likewise.
761 * stringpool.cc: Likewise.
762 * symtab.cc: Likewise.
763 * symtab.h: Likewise.
764 * target.cc: Likewise.
765 * timer.cc: Likewise.
766 * timer.h: Likewise.
767 * version.cc: Likewise.
768 * x86_64.cc: Likewise.
769
b8fa8750
NC		 7702010-08-24 Nick Clifton <nickc@redhat.com>
771
772 PR 11899
773 * layout.cc (segment_precedes): Sort segments by their physical
774 addresses, if they have been set.
775
9919d93b
CC		 7762010-08-23 Cary Coutant <ccoutant@google.com>
777
778 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
779 symbols data.
780 (Lib_group::include_member): Unlock object after deleting its
781 symbols data.
782 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
783 the bug fixed here.
784
97b4be1c
CC		 7852010-08-19 Neil Vachharajani <nvachhar@google.com>
786 Cary Coutant <ccoutant@google.com>
787
788 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
789 constructor, and set_blocker.
790 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
791 readsyms_blocker_.
792 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
793 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
794 * testsuite/Makefile.am (start_lib_test): New test case.
795 * testsuite/Makefile.in: Regenerate.
796 * testsuite/start_lib_test_main.c: New file.
797 * testsuite/start_lib_test_1.c: New file.
798 * testsuite/start_lib_test_2.c: New file.
799 * testsuite/start_lib_test_3.c: New file.
800
dd0b1884
ILT		 8012010-08-19 Ian Lance Taylor <iant@google.com>
802
803 * Makefile.in: Rebuild with automake 1.11.1.
804 * aclocal.m4: Likewise.
805 * testsuite/Makefile.in: Likewise.
806
7223e9ca
ILT		 8072010-08-19 Ian Lance Taylor <iant@google.com>
808
809 PR 10893
810 * i386.cc (class Output_data_plt_i386): Update declarations.
811 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
812 local_ifuncs_ fields.
813 (Target_i386::do_plt_section_for_global): New function.
814 (Target_i386::do_plt_section_for_local): New function.
815 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
816 parameter; change all callers. Initialize global_ifuncs_ and
817 local_ifuncs_. If doing a static link define __rel_iplt_start and
818 __rel_iplt_end.
819 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
820 (Output_data_plt_i386::add_local_ifunc_entry): New function.
821 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
822 symbols.
823 (Target_i386::make_plt_section): New function, broken out of
824 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
825 (Target_i386::make_plt_entry): Call make_plt_section.
826 (Target_i386::make_local_ifunc_plt_entry): New function.
827 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
828 (Target_i386::Scan::local): Handle IFUNC symbols. Add
829 R_386_IRELATIVE to switch.
830 (Target_i386::Scan::global): Likewise.
831 (Target_i386::Relocate::relocate): Likewise.
832 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
833 switch.
834 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
835 (Target_x86_64::do_plt_section_for_global): New function.
836 (Target_x86_64::do_plt_section_for_local): New function.
837 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
838 parameter; change all callers. If doing a static link define
839 __rela_iplt_start and __rela_iplt_end.
840 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
841 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
842 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
843 to point to .plt.
844 (Target_x86_64::make_local_ifunc_plt_entry): New function.
845 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
846 switch.
847 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
848 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
849 R_X86_64_IRELATIVE to switch.
850 (Target_x86_64::Scan::global): Likewise.
851 (Target_x86_64::Relocate::relocate): Likewise.
852 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
853 switch.
854 * target.h (class Target): Add plt_section_for_global and
855 plt_section_for_local functions. Add do_plt_section_for_global
856 and do_plt_section_for_local virtual functions.
857 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
858 clarifying comments.
859 (Symbol::use_plt_offset): Handle IFUNC symbol.
860 * object.cc (Sized_relobj::Sized_relobj): Initialize
861 local_plt_offsets_.
862 (Sized_relobj::local_has_plt_offset): New function.
863 (Sized_relobj::local_plt_offset): New function.
864 (Sized_relobj::set_local_plt_offset): New function.
865 (Sized_relobj::do_count): Handle IFUNC symbol.
866 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
867 a bit away from input_shndx_ field. Add set_is_func_symbol and
868 is_ifunc_symbol functions.
869 (class Sized_relobj): Update declarations. Remove Tls_got_entry
870 and Local_tls_got_offsets. Define Local_plt_offsets. Add
871 local_plt_offsets_ field.
872 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
873 * output.h (class Output_section_data): Add non-const
874 output_section function.
875 (class Output_data_got): Update declarations.
876 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
877 Add use_plt_offset parameter to global and local constructors.
878 Change all callers. Change local_sym_index_ field to 31 bits.
879 Change GSYM_CODE and CONSTANT_CODE accordingly.
880 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
881 doing a static link don't set sh_link field.
882 (Output_data_got::Got_entry::write): Use PLT offset if
883 appropriate.
884 (Output_data_got::add_global_plt): New function.
885 (Output_data_got::add_local_plt): New function.
886 * target-reloc.h (relocate_section): Handle IFUNC symbol.
887 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
888 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
889 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
890 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
891 IFUNC conditional.
892 * testsuite/ifunc-sel.h: New file.
893 * testsuite/ifuncmain1.c: New file.
894 * testsuite/ifuncmain1vis.c: New file.
895 * testsuite/ifuncmod1.c: New file.
896 * testsuite/ifuncdep2.c: New file.
897 * testsuite/ifuncmain2.c: New file.
898 * testsuite/ifuncmain3.c: New file.
899 * testsuite/ifuncmod3.c: New file.
900 * testsuite/ifuncmain4.c: New file.
901 * testsuite/ifuncmain5.c: New file.
902 * testsuite/ifuncmod5.c: New file.
903 * testsuite/ifuncmain6pie.c: New file.
904 * testsuite/ifuncmod6.c: New file.
905 * testsuite/ifuncmain7.c: New file.
906 * configure, testsuite/Makefile.in: Rebuild.
907
56f75c03
ILT		 9082010-08-18 Ian Lance Taylor <iant@google.com>
909
910 * incremental.cc
911 (Output_section_incremental_inputs::write_input_files): Add cast
912 to avoid signed/unsigned comparison warning.
913 (Output_section_incremental_inputs::write_info_blocks): Likewise.
914
55455f89
CC		 9152010-08-12 Cary Coutant <ccoutant@google.com>
916
917 * common.cc (Sort_commons::operator()): Remove unnecessary code.
918
e2054bcb
ILT		 9192010-08-13 Ian Lance Taylor <iant@google.com>
920
921 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
922
74f67560
DK		 9232010-08-12 Cary Coutant <ccoutant@google.com>
924 Doug Kwan <dougkwan@google.com>
925
926 * resolve.cc (Symbol_table::should_override): When a weak dynamic
927 defintion overrides non-weak undef, remember that the original undef
928 is not weak.
929 * symtab.cc (Symbol_table::sized_write_global): For undef without
930 an original weak binding, set binding to global in output.
931 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
932 * testsuite/Makefile.in: Regenerate.
933 * testsuite/strong_ref_weak_def.sh: New file.
934 * testsuite/strong_ref_weak_def_1.c: Ditto.
935 * testsuite/strong_ref_weak_def_2.c: Ditto.
936
d1238d12
CC		 9372010-08-12 Cary Coutant <ccoutant@google.com>
938
939 * testsuite/incremental_test.sh: Rewrite.
940 * testsuite/incremental_test_1.c: Rewrite.
941 * testsuite/incremental_test_2.c: Rewrite.
942
0e70b911
CC		 9432010-08-12 Cary Coutant <ccoutant@google.com>
944
945 * arm.cc (Target_arm::got_size): Add const.
946 (Target_arm::got_entry_count): New function.
947 (Target_arm::plt_entry_count): New function.
948 (Target_arm::first_plt_entry_offset): New function.
949 (Target_arm::plt_entry_size): New function.
950 (Output_data_plt_arm::entry_count): New function.
951 (Output_data_plt_arm::first_plt_entry_offset): New function.
952 (Output_data_plt_arm::get_plt_entry_size): New function.
953 * i386.cc (Target_i386::got_size): Add const.
954 (Target_i386::got_entry_count): New function.
955 (Target_i386::plt_entry_count): New function.
956 (Target_i386::first_plt_entry_offset): New function.
957 (Target_i386::plt_entry_size): New function.
958 (Output_data_plt_i386::entry_count): New function.
959 (Output_data_plt_i386::first_plt_entry_offset): New function.
960 (Output_data_plt_i386::get_plt_entry_size): New function.
961 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
962 find_incremental_inputs_sections. Dump incremental_got_plt section.
963 * incremental.cc: Include target.h.
964 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
965 parameter. Adjust all callers. Find incremental_got_plt section.
966 (Incremental_inputs::create_data_sections): Create incremental_got_plt
967 section.
968 (Output_section_incremental_inputs::set_final_data_size): Calculate
969 size of incremental_got_plt section.
970 (Output_section_incremental_inputs::do_write): Write the
971 incremental_got_plt section.
972 (Got_plt_view_info): New struct.
973 (Local_got_offset_visitor): New class.
974 (Global_got_offset_visitor): New class.
975 (Global_symbol_visitor_got_plt): New class.
976 (Output_section_incremental_inputs::write_got_plt): New function.
977 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
978 Add parameter. Adjust all callers.
979 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
980 (Incremental_inputs::got_plt_section): New function.
981 (Incremental_inputs::got_plt_section_): New data member.
982 (Incremental_got_plt_reader): New class.
983 * layout.cc (Layout::create_incremental_info_sections): Add the
984 incremental_got_plt section.
985 * object.h (Got_offset_list::get_list): New function.
986 (Got offset_list::for_all_got_offsets): New function.
987 (Sized_relobj::local_got_offset_list): New function.
988 * powerpc.cc (Target_powerpc::got_size): Add const.
989 (Target_powerpc::got_entry_count): New function.
990 (Target_powerpc::plt_entry_count): New function.
991 (Target_powerpc::first_plt_entry_offset): New function.
992 (Target_powerpc::plt_entry_size): New function.
993 (Output_data_plt_powerpc::entry_count): New function.
994 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
995 (Output_data_plt_powerpc::get_plt_entry_size): New function.
996 * sparc.cc (Target_sparc::got_size): Add const.
997 (Target_sparc::got_entry_count): New function.
998 (Target_sparc::plt_entry_count): New function.
999 (Target_sparc::first_plt_entry_offset): New function.
1000 (Target_sparc::plt_entry_size): New function.
1001 (Output_data_plt_sparc::entry_count): New function.
1002 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1003 (Output_data_plt_sparc::get_plt_entry_size): New function.
1004 * symtab.h (Symbol::got_offset_list): New function.
1005 (Symbol_table::for_all_symbols): New function.
1006 * target.h (Sized_target::got_entry_count): New function.
1007 (Sized_target::plt_entry_count): New function.
1008 (Sized_target::plt_entry_size): New function.
1009 * x86_64.cc (Target_x86_64::got_size): Add const.
1010 (Target_x86_64::got_entry_count): New function.
1011 (Target_x86_64::plt_entry_count): New function.
1012 (Target_x86_64::first_plt_entry_offset): New function.
1013 (Target_x86_64::plt_entry_size): New function.
1014 (Output_data_plt_x86_64::entry_count): New function.
1015 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1016 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1017
09ec0418
CC		 10182010-08-12 Cary Coutant <ccoutant@google.com>
1019
1020 * archive.cc: Include incremental.h.
1021 (Archive::Archive): Initialize incremental_info_.
1022 (Archive::include_member): Record archive members in incremental info.
1023 (Add_archive_symbols::run): Record begin and end of an archive in
1024 incremental info.
1025 (Lib_group::include_member): Record objects in incremental info.
1026 * archive.h (Incremental_archive_entry): Forward declaration.
1027 (Archive::set_incremental_info): New member function.
1028 (Archive::incremental_info): New member function.
1029 (Archive::Unused_symbol_iterator): New class.
1030 (Archive::unused_symbols_begin): New member function.
1031 (Archive::unused_symbols_end): New member function.
1032 (Archive::incremental_info_): New data member.
1033 * incremental-dump.cc (find_input_containing_global): New function.
1034 (dump_incremental_inputs): Dump new incremental info sections.
1035 * incremental.cc: Include symtab.h.
1036 (Output_section_incremental_inputs): New class.
1037 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1038 new incremental info sections.
1039 (Sized_incremental_binary::do_check_inputs): Likewise.
1040 (Incremental_inputs::report_archive): Remove.
1041 (Incremental_inputs::report_archive_begin): New function.
1042 (Incremental_inputs::report_archive_end): New function.
1043 (Incremental_inputs::report_object): New function.
1044 (Incremental_inputs::finalize_inputs): Remove.
1045 (Incremental_inputs::report_input_section): New function.
1046 (Incremental_inputs::report_script): Rewrite.
1047 (Incremental_inputs::finalize): Do nothing but finalize string table.
1048 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1049 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1050 (Incremental_inputs::create_data_sections): New function.
1051 (Incremental_inputs::relocs_entsize): New function.
1052 (Output_section_incremental_inputs::set_final_data_size): New function.
1053 (Output_section_incremental_inputs::do_write): New function.
1054 (Output_section_incremental_inputs::write_header): New function.
1055 (Output_section_incremental_inputs::write_input_files): New function.
1056 (Output_section_incremental_inputs::write_info_blocks): New function.
1057 (Output_section_incremental_inputs::write_symtab): New function.
1058 * incremental.h (Incremental_script_entry): Forward declaration.
1059 (Incremental_object_entry): Forward declaration.
1060 (Incremental_archive_entry): Forward declaration.
1061 (Incremental_inputs): Forward declaration.
1062 (Incremental_inputs_header_data): Remove.
1063 (Incremental_inputs_header): Remove.
1064 (Incremental_inputs_header_write): Remove.
1065 (Incremental_inputs_entry_data): Remove.
1066 (Incremental_inputs_entry): Remove.
1067 (Incremental_inputs_entry_write): Remove.
1068 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1069 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1070 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1071 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1072 Likewise.
1073 (Incremental_input_entry): New class.
1074 (Incremental_script_entry): New class.
1075 (Incremental_object_entry): New class.
1076 (Incremental_archive_entry): New class.
1077 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1078 (Incremental_inputs::report_inputs): Remove.
1079 (Incremental_inputs::report_archive): Remove.
1080 (Incremental_inputs::report_archive_begin): New function.
1081 (Incremental_inputs::report_archive_end): New function.
1082 (Incremental_inputs::report_object): Change prototype.
1083 (Incremental_inputs::report_input_section): New function.
1084 (Incremental_inputs::report_script): Change prototype.
1085 (Incremental_inputs::get_reloc_count): New function.
1086 (Incremental_inputs::set_reloc_count): New function.
1087 (Incremental_inputs::create_data_sections): New function.
1088 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1089 (Incremental_inputs::inputs_section): New function.
1090 (Incremental_inputs::symtab_section): New function.
1091 (Incremental_inputs::relocs_section): New function.
1092 (Incremental_inputs::get_stringpool): Add const.
1093 (Incremental_inputs::command_line): Add const.
1094 (Incremental_inputs::inputs): Remove.
1095 (Incremental_inputs::command_line_key): New function.
1096 (Incremental_inputs::input_file_count): New function.
1097 (Incremental_inputs::input_files): New function.
1098 (Incremental_inputs::relocs_entsize): New function.
1099 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1100 (Incremental_inputs::finalize_inputs): Remove.
1101 (Incremental_inputs::Input_info): Remove.
1102 (Incremental_inputs::lock_): Remove.
1103 (Incremental_inputs::inputs_): Change type.
1104 (Incremental_inputs::inputs_map_): Remove.
1105 (Incremental_inputs::current_object_entry_): New data member.
1106 (Incremental_inputs::inputs_section_): New data member.
1107 (Incremental_inputs::symtab_section_): New data member.
1108 (Incremental_inputs::relocs_section_): New data member.
1109 (Incremental_inputs::reloc_count_): New data member.
1110 (Incremental_inputs_reader): New class.
1111 (Incremental_symtab_reader): New class.
1112 (Incremental_relocs_reader): New class.
1113 * layout.cc (Layout::finalize): Move finalization of incremental info
1114 and creation of incremental info sections to follow finalization of
1115 symbol table. Set offsets for postprocessing sections.
1116 (Layout::create_incremental_info_sections): Call
1117 Incremental_inputs::create_data_sections. Add incremental symtab
1118 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1119 sections to layout after input sections.
1120 * layout.h (struct Timespec): Forward declaration.
1121 (Layout::incremental_inputs): Add const.
1122 (Layout::create_incremental_info_sections): Add parameter.
1123 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1124 * object.cc: Include incremental.h.
1125 (Relobj::finalize_incremental_relocs): New function.
1126 (Sized_relobj::do_layout): Record input sections in incremental info.
1127 * object.h (Object::output_section): New function.
1128 (Object::output_section_offset): Moved from Relobj.
1129 (Object::get_incremental_reloc_base): New function.
1130 (Object::get_incremental_reloc_count): New function.
1131 (Object::do_output_section): New function.
1132 (Object::do_output_section_offset): Moved from Relobj.
1133 (Object::do_get_incremental_reloc_base): New function.
1134 (Object::do_get_incremental_reloc_count): New function.
1135 (Object::Object): Initialize new data members.
1136 (Relobj::output_section): Renamed do_output_section and moved to
1137 protected.
1138 (Relobj::output_section_offset): Moved to Object.
1139 (Relobj::do_get_incremental_reloc_base): New function.
1140 (Relobj::do_get_incremental_reloc_count): New function.
1141 (Relobj::allocate_incremental_reloc_counts): New function.
1142 (Relobj::count_incremental_reloc): New function.
1143 (Relobj::finalize_incremental_relocs): New function.
1144 (Relobj::next_incremental_reloc_index): New function.
1145 (Relobj::reloc_counts_): New data member.
1146 (Relobj::reloc_bases_): New data member.
1147 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1148 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1149 (Sized_relobj::incremental_relocs_scan): New function.
1150 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1151 (Sized_relobj::incremental_relocs_write): New function.
1152 (Sized_relobj::incremental_relocs_write_reltype): New function.
1153 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1154 incremental link.
1155 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1156 archives and object files elsewhere.
1157 (Add_symbols::run): Report object files here.
1158 (Finish_group::run): Report end of archive at end of group.
1159 * reloc.cc: Include layout.h, incremental.h.
1160 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1161 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1162 (Sized_relobj::incremental_relocs_scan): New function.
1163 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1164 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1165 (Sized_relobj::incremental_relocs_write): New function.
1166 (Sized_relobj::incremental_relocs_write_reltype): New function.
1167 * script.cc (read_input_script): Rewrite test for incremental link.
1168 Change call to Incremental_inputs::report_script.
1169 * symtab.h (Symbol_table::first_global_index): New function.
1170 (Symbol_table::output_count): New function.
1171
ce0d1972
DK		 11722010-08-12 Doug Kwan <dougkwan@google.com>
1173
1174 * arm.cc (Target_arm::merge_object_attributes): Check command line
1175 options --no-wchar-size-warning and --no-enum-size-warning.
1176 * options.h (General_options): Add ld-compatible options
1177 --no-enum-size-warning and --no-wchar-size-warning.
1178
6e5710ce
ILT		 11792010-08-04 Ian Lance Taylor <iant@google.com>
1180
1181 * x86_64.cc (Target_x86_64::Scan::local): Use
1182 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1183 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1184 (Target_x86_64::Scan::global): Likewise.
1185 (Target_x86_64::Relocate::relocate): Likewise.
1186 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1187 Likewise.
1188
fef830db
CC		 11892010-08-03 Cary Coutant <ccoutant@google.com>
1190
1191 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1192 to reserve space in merged_strings vector. Keep total input size
1193 for stats.
1194 (Output_merge_string::do_print_merge_stats): Print total input size.
1195 * merge.h (Output_merge_string): Add input_size_ field.
1196 * stringpool.cc (Stringpool_template::string_length): Move
1197 implementations out of Stringpool_template class and place in
1198 stringpool.h.
1199 * stringpool.h (string_length): Move out of Stringpool_template.
1200
1e3811b0
ILT		 12012010-08-03 Ian Lance Taylor <iant@google.com>
1202
1203 PR 11712
1204 * layout.cc (relaxation_loop_body): If address of load segment is
1205 set, adjust address to include headers if possible.
1206
7af0c620
ILT		 12072010-08-03 Ian Lance Taylor <iant@google.com>
1208
1209 * version.cc (version_string): Bump to 1.10.
1210
22f0da72
ILT		 12112010-08-03 Ian Lance Taylor <iant@google.com>
1212
1213 PR 11805
1214 * layout.h (enum Output_section_order): Define.
1215 (class Layout): Update declarations.
1216 * layout.cc (Layout::get_output_section): Add order parameter.
1217 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1218 is_first_non_relro parameters. Change all callers.
1219 (Layout::choose_output_section): Likewise.
1220 (Layout::add_output_section_data): Likewise.
1221 (Layout::make_output_section): Likewise. Set order.
1222 (Layout::default_section_order): New function.
1223 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1224 * output.cc (Output_section::Output_section): Initialize order_.
1225 Don't initialize deleted fields.
1226 (Output_segment::Output_segment): Don't initialize deleted
1227 fields.
1228 (Output_segment::add_output_section_to_load): New function
1229 replacing add_output_section. Change all callers to call this or
1230 add_output_section_to_nonload.
1231 (Output_segment::add_output_section_to_nonload): New function.
1232 (Output_segment::remove_output_section): Rewrite.
1233 (Output_segment::add_initial_output_data): Likewise.
1234 (Output_segment::has_any_data_sections): Likewise.
1235 (Output_segment::is_first_section_relro): Likewise.
1236 (Output_segment::maximum_alignment): Likewise.
1237 (Output_segment::has_dynamic_reloc): New function replacing
1238 dynamic_reloc_count. Change all callers.
1239 (Output_segment::has_dynamic_reloc_list): New function replacing
1240 dynamic_reloc_count_list. Change all callers.
1241 (Output_segment::set_section_addresses): Rewrite.
1242 (Output_segment::set_offset): Rewrite.
1243 (Output_segment::find_first_and_last_list): Remove.
1244 (Output_segment::set_tls_offsets): Rewrite.
1245 (Output_segment::first_section_load_address): Likewise.
1246 (Output_segment::output_section_count): Likewise.
1247 (Output_segment::section_with_lowest_load_address): Likewise.
1248 (Output_segment::write_section_headers): Likewise.
1249 (Output_segment::print_sections_to_map): Likewise.
1250 * output.h (class Output_data): Remove dynamic_reloc_count_
1251 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1252 (Output_data::add_dynamic_reloc): Rewrite.
1253 (Output_data::has_dynamic_reloc): New function.
1254 (Output_data::dynamic_reloc_count): Remove.
1255 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1256 is_last_relro_, is_first_non_relro_, is_interp_,
1257 is_dynamic_linker_section_ fields. Add order and set_order
1258 functions. Remove is_relro_local, set_is_relro_local,
1259 is_last_relro, set_is_last_relro, is_first_non_relro,
1260 set_is_first_non_relro functions, is_interp, set_is_interp,
1261 is_dynamic_linker_section, and set_is_dynamic_linker_section
1262 functions.
1263 (class Output_segment): Change Output_data_list from std::list to
1264 std:;vector. Add output_lists_ field. Remove output_data_ and
1265 output_bss_ fields. Update declarations.
1266
3ff2ccb0
ILT		 12672010-08-02 Ian Lance Taylor <iant@google.com>
1268
1269 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1270 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1271 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1272
88a4108b
ILT		 12732010-08-02 Ian Lance Taylor <iant@google.com>
1274
1275 PR 11855
1276 * script.cc (Script_options::Script_options): Initialize
1277 symbol_definitions_ and symbol_references_.
1278 (Script_options::add_symbol_assignment): Update
1279 symbol_definitions_ and symbol_references_.
1280 (Script_options::add_symbol_reference): New function.
1281 (script_symbol): New function.
1282 * script.h (class Script_options): Add symbol_definitions_ and
1283 symbol_references_ fields.
1284 (Script_options::referenced_const_iterator): New type.
1285 (Script_options::referenced_begin): New function.
1286 (Script_options::referenced_end): New function.
1287 (Script_options::is_referenced): New function.
1288 (Script_options::any_unreferenced): New function.
1289 * script-c.h (script_symbol): Declare.
1290 * yyscript.y (exp): Call script_symbol.
1291 * symtab.cc: Include "script.h".
1292 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1293 Change all callers. Check symbols referenced by scripts.
1294 (Symbol_table::add_undefined_symbols_from_command_line): Add
1295 layout parameter. Change all callers.
1296 (Symbol_table::do_add_undefined_symbols_from_command_line):
1297 Likewise. Break out loop body. Check symbols referenced by
1298 scripts.
1299 (Symbol_table::add_undefined_symbol_from_command_line): New
1300 function broken out of
1301 do_add_undefined_symbols_from_command_line.
1302 * symtab.h (class Symbol_table): Update declarations.
1303 * archive.cc: Include "layout.h".
1304 (Archive::should_include_member): Add layout parameter. Change
1305 all callers. Check for symbol mentioned in expression.
1306 * archive.h (class Archive): Update declaration.
1307 * object.cc (Sized_relobj::do_should_include_member): Add layout
1308 parameter.
1309 * object.h (Object::should_include_member): Add layout parameter.
1310 Change all callers.
1311 (Object::do_should_include_member): Add layout parameter.
1312 (class Sized_relobj): Update declaration.
1313 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1314 parameter.
1315 * dynobj.h (class Sized_dynobj): Update declaration.
1316 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1317 layout parameter.
1318 * plugin.h (class Sized_pluginobj): Update declaration.
1319
5f1ab67a
ILT		 13202010-08-02 Ian Lance Taylor <iant@google.com>
1321
1322 PR 11866
1323 * output.cc (Output_segment::set_offset): Search for the first and
1324 last sections rather than assuming that the list is in order.
1325 (Output_segment::find_first_and_last_list): New function.
1326 * output.h (class Output_segment): Update declarations.
1327 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1328 (relro_strip_test_SOURCES): New variable.
1329 (relro_strip_test_DEPENDENCIES): New variable.
1330 (relro_strip_test_LDFLAGS): New variable.
1331 (relro_strip_test_LDADD): New variable.
1332 (relro_strip_test.so): New target.
1333
a8df5856
ILT		 13342010-08-02 Ian Lance Taylor <iant@google.com>
1335
1336 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1337 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1338 (Target_i386::got_tlsdesc_section): New function.
1339 (Target_i386::got_section): Create space for GOT entries for
1340 TLSDESC relocations.
1341 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1342 R_386_TLS_GOTDESC.
1343 (Target_i386::Scan::global): Likewise.
1344 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1345 using TLSDESC GOT.
1346 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1347 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1348 (Target_x86_64::got_tlsdesc_section): New function.
1349 (Target_x86_64::got_section): Create space for GOT entries for
1350 TLSDESC relocations.
1351 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1352 R_386_TLS_GOTDESC.
1353 (Target_x86_64::Scan::global): Likewise.
1354 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1355 using TLSDESC GOT.
1356
0c10a0a6
ILT		 13572010-08-02 Ian Lance Taylor <iant@google.com>
1358
1359 * testsuite/final_layout.sh: Use dc to convert from hex to
1360 decimal.
1361
41cbeecc
ST		 13622010-07-29 Sriraman Tallam <tmsriram@google.com>
1363
1364 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1365 paramter to the call to gold::gc_process_relocs.
1366 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1367 paramter to the call to gold::gc_process_relocs.
1368 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1369 parameter to the call to gold::gc_process_relocs.
1370 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1371 template parameter to the call to gold::gc_process_relocs.
1372 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1373 paramter to the call to gold::gc_process_relocs.
1374 * gc.h (get_embedded_addend_size): New function.
1375 (gc_process_relocs): Save the size of the reloc for use by ICF.
1376 * icf.cc (get_section_contents): Get the addend from the text section
1377 for SHT_REL relocation sections.
1378 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1379 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1380 * int_encoding.h (read_from_pointer): New overloaded function.
1381 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1382 * testsuite/icf_sht_rel_addend_test.sh: New file.
1383 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1384 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1385
6ea55b82
RW		 13862010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1387
1388 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1389 * Makefile.in: Regenerate.
1390 * testsuite/Makefile.in: Regenerate.
1391
9691462b
ILT		 13922010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1393
1394 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1395 * gold/testsuite/debug_msg.cc: Likewise.
1396 * gold/testsuite/odr_violation1.cc
1397 * gold/testsuite/odr_violation2.cc
1398
76897331
CC		 13992010-07-21 Cary Coutant <ccoutant@google.com>
1400
1401 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1402 string, and length fields.
1403 (Output_merge_string::Merged_strings_list): New type.
1404 (Output_merge_string::Merged_strings_lists): New typedef.
1405 (Output_merge_string): Replace merged_strings_ with
1406 merged_strings_lists_.
1407 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1408 Merged_strings_list per input object and section. Don't store pointer
1409 to the string. Don't store length with each merged string entry.
1410 (Output_merge_string::finalize_merged_data): Loop over list of merged
1411 strings lists. Recompute length of each merged string.
1412
78384e8f
CC		 14132010-07-15 Cary Coutant <ccoutant@google.com>
1414
1415 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1416 here.
1417
783659f9
ILT		 14182010-07-14 Ian Lance Taylor <iant@google.com>
1419
1420 * descriptors.cc (Descriptors::open): Report correct name in error
1421 message.
1422
131687b4
DK		 14232010-07-13 Doug Kwan <dougkwan@google.com>
1424
1425 * arm.cc (Arm_input_section::Arm_input_section): For a
1426 SHT_ARM_EXIDX section, always keeps the input sections.
1427 (Arm_input_section::set_exidx_section_link): New method.
1428 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1429 has_errors_ to false.
1430 (Arm_exidx_input_section::has_errors,
1431 Arm_exidx_input_section::set_has_errors): New methods.
1432 (Arm_exidx_input_section::has_errors_): New data member.
1433 (Arm_relobj::get_exidx_shndx_list): New method.
1434 (Arm_output_section::append_text_sections_to_list): Do not skip
1435 section without SHF_EXECINSTR.
1436 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1437 errors.
1438 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1439 section header. Make error messages more verbose. Check for
1440 a non-executable section linked to an EXIDX section.
1441 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1442 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1443 check that there is no deferred EXIDX section if we exit early.
1444 Instead of not making an EXIDX section in case of an error, make one
1445 and set the has_errors flag of it.
1446 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1447 in a relocatable link.
1448 (Target_arm::do_relax): Look for the EXIDX output section instead of
1449 assuming that it is called .ARM.exidx.
1450 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1451 section list. Do not check for SHF_EXECINSTR section flags but
1452 skip any input section with errors.
1453 * output.cc (Output_section::Output_section): Initialize
1454 always_keeps_input_sections_ to false.
1455 (Output_section::add_input_section): Check for
1456 always_keeps_input_sections_.
1457 * output.h (Output_section::always_keeps_input_sections,
1458 Output_section::set_always_keeps_input_sections): New methods.
1459 (Output_section::always_keeps_input_sections): New data member.
1460
69517287
RÁE		 14612010-07-13 Rafael Espindola <espindola@google.com>
1462
1463 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1464 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1465
82742395
ILT		 14662010-07-13 Philip Herron <herron.philip@googlemail.com>
1467 Ian Lance Taylor <iant@google.com>
1468
1469 * output.h (Output_section_lookup_maps::add_merge_section):
1470 Correct check of whether value was inserted.
1471 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1472 (Output_section_lookup_maps::add_relaxed_input_section):
1473 Likewise.
1474 * arm.cc (Target_arm::got_section): Remove used local os.
1475 * i386.cc (Target_i386::got_section): Likewise.
1476 * x86_64.cc (Target_x86_64::got_section): Likewise.
1477 * sparc.cc (Target_sparc::got_section): Likewise.
1478 (Target_sparc::relocate): Remove unused local have_got_offset.
1479 * powerpc.cc (Target_powerpc::relocate): Likewise.
1480
f2d707b5
ILT		 14812010-07-13 Ian Lance Taylor <iant@google.com>
1482
241531d6
ILT		 1483 * compressed_output.cc (zlib_decompress): Fix signature in
1484 !HAVE_ZLIB_H case.
1485
f2d707b5
ILT		 1486 * archive.cc (Archive::include_member): Unlock an external member
1487 of a thin archive. Don't bother to delete an object we know is
1488 NULL.
1489
a2e47362
CC		 14902010-07-12 Cary Coutant <ccoutant@google.com>
1491
1492 * compressed_output.cc (zlib_decompress): New function.
1493 (get_uncompressed_size): New function.
1494 (decompress_input_section): New function.
1495 * compressed_output.h (get_uncompressed_size): New function.
1496 (decompress_input_section): New function.
1497 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1498 Handle compressed debug sections.
1499 * layout.cc (is_compressed_debug_section): New function.
1500 (Layout::output_section_name): Map compressed section names to
1501 canonical names.
1502 * layout.h (is_compressed_debug_section): New function.
1503 (is_debug_info_section): Recognize compressed debug sections.
1504 * merge.cc: Include compressed_output.h.
1505 (Output_merge_data::do_add_input_section): Handle compressed
1506 debug sections.
1507 (Output_merge_string::do_add_input_section): Handle compressed
1508 debug sections.
1509 * object.cc: Include compressed_output.h.
1510 (Sized_relobj::Sized_relobj): Initialize new data members.
1511 (build_compressed_section_map): New function.
1512 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1513 * object.h (Object::section_is_compressed): New method.
1514 (Object::do_section_is_compressed): New method.
1515 (Sized_relobj::Compressed_section_map): New type.
1516 (Sized_relobj::do_section_is_compressed): New method.
1517 (Sized_relobj::compressed_sections_): New data member.
1518 * output.cc (Output_section::add_input_section): Handle compressed
1519 debug sections.
1520 * reloc.cc: Include compressed_output.h.
1521 (Sized_relobj::write_sections): Handle compressed debug sections.
1522
ce279a62
CC		 15232010-07-08 Cary Coutant <ccoutant@google.com>
1524
1525 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1526 weak when resolving to a dynamic def.
1527 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1528 for weak undef/dynamic def cases. Adjust callers.
1529 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1530 undef_binding_weak_.
1531 (Symbol_table::sized_write_globals): Adjust symbol binding.
1532 (Symbol_table::sized_write_symbol): Add binding parameter.
1533 * symtab.h (Symbol::set_undef_binding): New method.
1534 (Symbol::is_undef_binding_weak): New method.
1535 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1536 (Symbol_table::should_override): Add new parameter.
1537 (Symbol_table::sized_write_symbol): Add new parameter.
1538
1539 * testsuite/weak_undef_file1.cc: Add new test case.
1540 * testsuite/weak_undef_file2.cc: Fix header comment.
1541 * testsuite/weak_undef_test.cc: Add new test case.
1542
b2286c10
DK		 15432010-06-29 Doug Kwan <dougkwan@google.com>
1544
1545 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1546 Initialize USE_SYMBOL_.
1547 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1548 definition.
1549 (Arm_reloc_property::uses_symbol_): New data member declaration.
1550 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1551 uses symbol value and symbol is undefined but not weakly undefined.
1552
4802450a
RÁE		 15532010-06-28 Rafael Espindola <espindola@google.com>
1554
1555 * plugin.cc (Plugin::load): Use dlerror.
1556
e5ca47ba
ILT		 15572010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1558
1559 * symtab.cc (detect_odr_violations): When reporting an ODR
1560 violation, report an object where the symbol is defined.
1561
8a75a161
DK		 15622010-06-25 Doug Kwan <dougkwan@google.com>
1563
1564 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1565 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1566 definition.
1567 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1568 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1569 target hook to detect function points.
1570 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1571 * icf.h (Icf::check_section_for_function_pointers): Change type of
1572 parameter SECTION_NAME to const reference to std::string. Use
1573 target hook to determine if section may have unsafe pointers.
1574 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1575 method definition.
1576
42218b9f
RÁE		 15772010-06-21 Rafael Espindola <espindola@google.com>
1578
1579 * fileread.cc (Input_file::find_fie): New
1580 (Input_file::open): Use Input_file::find_fie.
1581 * fileread.h (Input_file::find_fie): New
1582 * plugin.cc (set_extra_library_path): New.
1583 (Plugin::load): Add set_extra_library_path to the transfer vector.
1584 (Plugin_manager::set_extra_library_path): New.
1585 (Plugin_manager::add_input_file): Use the extra search path if set.
1586 (set_extra_library_path(): New.
1587 * plugin.h (Plugin_manager): Add set_extra_library_path and
1588 extra_search_path_.
1589
a0506cca
CC		 15902010-06-19 Cary Coutant <ccoutant@google.com>
1591
1592 * layout.cc (gdb_sections): Add .debug_types.
1593 (lines_only_debug_sections): Likewise.
1594
6508b958
RÁE		 15952010-06-18 Rafael Espindola <espindola@google.com>
1596
1597 * plugin.cc (add_input_file,add_input_library)
1598 (Plugin_manager::add_input_file): Make filename arguments const.
1599 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1600 const.
1601
3e235302
DK		 16022010-06-16 Doug Kwan <dougkwan@google.com>
1603
1604 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1605 .ARM.attributes section if we have not merged any input
1606 attributes sections.
1607
106e8a6c
DK		 16082010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1609
1610 * arm.cc: Allow combining objects with no EABI version
1611 information.
1612
91ff43fe
RÁE		 16132010-06-15 Rafael Espindola <espindola@google.com>
1614
1615 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1616
68ed838c
ILT		 16172010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1618
1619 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1620 (struct iovec): Correct !HAVE_READV definition.
1621
f3a2388f
CC		 16222010-06-10 Cary Coutant <ccoutant@google.com>
1623
1624 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1625 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1626 reloc sections.
1627 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1628
1629 PR 11683
1630 * symtab.h (Symbol::is_placeholder): New member function.
1631 * target-reloc.h (relocate_section): Check for placeholder symbols.
1632
1633 * testsuite/Makefile.am (plugin_test_8): New test.
1634 (plugin_test_9): New test.
1635 * testsuite/Makefile.in: Regenerate.
1636
e1df38aa
NC		 16372010-06-09 Nick Clifton <nickc@redhat.com>
1638
1639 * yyscript.y (input_list_element): Allow strings prefixed with
1640 the '-' character. Treat these as libraries.
1641 * script.cc (script_add_library): New function. Adds a library
1642 specified by "-l<name>" found in an input script.
1643 * script-c.h: Add prototype for script_add_library.
1644
25bbe950
DK		 16452010-06-07 Doug Kwan <dougkwan@google.com>
1646
1647 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1648 Restrict stub-group size to be within long conditional branch
1649 range when working around cortex-A8 erratum.
1650
0f32ea4c
ILT		 16512010-06-07 Damien Diederen <dd@crosstwine.com>
1652
1653 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1654 #ifdef typo.
1655
8fe2a369
ST		 16562010-06-03 Sriraman Tallam <tmsriram@google.com>
1657
1658 PR gold/11658
1659 * output.cc
1660 (Output_section::Input_section_sort_entry::compare_section_ordering):
1661 Change to return non-zero correctly.
1662 (Output_section::Input_section_sort_section_order_index_compare
1663 ::operator()): Change to fix ambiguity in comparisons.
1664
6e9ba2ca
ST		 16652010-06-01 Sriraman Tallam <tmsriram@google.com>
1666
1667 * gold.h (is_wildcard_string): New function.
1668 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1669 (Layout::layout_eh_frame): Ditto.
1670 (Layout::find_section_order_index): New method.
1671 (Layout::read_layout_from_file): New method.
1672 * layout.h (Layout::find_section_order_index): New method.
1673 (Layout::read_layout_from_file): New method.
1674 (Layout::input_section_position_): New private member.
1675 (Layout::input_section_glob_): New private member.
1676 * main.cc (main): Call read_layout_from_file here.
1677 * options.h (--section-ordering-file): New option.
1678 * output.cc (Output_section::input_section_order_specified_): New
1679 member.
1680 (Output_section::Output_section): Initialize new member.
1681 (Output_section::add_input_section): Add new parameter.
1682 Keep input sections when --section-ordering-file is used.
1683 (Output_section::set_final_data_size): Sort input sections when
1684 section ordering file is specified.
1685 (Output_section::Input_section_sort_entry): Add new parameter.
1686 Check sorting type.
1687 (Output_section::Input_section_sort_entry::compare_section_ordering):
1688 New method.
1689 (Output_section::Input_section_sort_compare::operator()): Change to
1690 consider section_order_index.
1691 (Output_section::Input_section_sort_init_fini_compare::operator()):
1692 Change to consider section_order_index.
1693 (Output_section::Input_section_sort_section_order_index_compare
1694 ::operator()): New method.
1695 (Output_section::sort_attached_input_sections): Change to sort
1696 according to section order when specified.
e1df38aa
NC		 1697 (Output_section::add_input_section<32, true>): Add new parameter.
1698 (Output_section::add_input_section<64, true>): Add new parameter.
1699 (Output_section::add_input_section<32, false>): Add new parameter.
1700 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1701 * output.h (Output_section::add_input_section): Add new parameter.
1702 (Output_section::input_section_order_specified): New
1703 method.
1704 (Output_section::set_input_section_order_specified): New method.
1705 (Input_section::Input_section): Initialize section_order_index_.
1706 (Input_section::section_order_index): New method.
1707 (Input_section::set_section_order_index): New method.
1708 (Input_section::section_order_index_): New member.
1709 (Input_section::Input_section_sort_section_order_index_compare): New
1710 struct.
1711 (Output_section::input_section_order_specified_): New member.
1712 * script-sections.cc (is_wildcard_string): Delete and move modified
1713 method to gold.h.
1714 (Output_section_element_input::Output_section_element_input): Modify
1715 call to is_wildcard_string.
1716 (Output_section_element_input::Input_section_pattern
1717 ::Input_section_pattern): Ditto.
1718 (Output_section_element_input::Output_section_element_input): Ditto.
1719 * testsuite/Makefile.am (final_layout): New test case.
1720 * testsuite/Makefile.in: Regenerate.
1721 * testsuite/final_layout.cc: New file.
1722 * testsuite/final_layout.sh: New file.
1723
3537c84b
RÁE		 17242010-06-01 Rafael Espindola <espindola@google.com>
1725
1726 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1727
105b6afd
RÁE		 17282010-06-01 Rafael Espindola <espindola@google.com>
1729
1730 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1731 visibility of symbols.
1732
29e11421
DK		 17332010-05-27 Doug Kwan <dougkwan@google.com>
1734
1735 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1736 from start of output section instead of address for a local symbol
1737 in a merged or relaxed section when doing a relocatable link.
1738
5e0f337e
RÁE		 17392010-05-26 Rafael Espindola <espindola@google.com>
1740
1741 PR 11604
1742 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1743 adding sections the garbage collector removed.
1744 * gold/testsuite/Makefile.am: Add test.
1745 * gold/testsuite/Makefile.in: Regenerate.
1746 * gold/testsuite/plugin_test_7.sh: New.
1747 * gold/testsuite/plugin_test_7_1.c: New.
1748 * gold/testsuite/plugin_test_7_2.c: New.
1749
f4187277
RÁE		 17502010-05-26 Rafael Espindola <espindola@google.com>
1751
1752 * script-sections.cc (Output_section_definition::set_section_addresses):
1753 Check for --section-start.
1754
5c388529
DK		 17552010-05-26 Doug Kwan <dougkwan@google.com>
1756
1757 * arm.cc (Arm_scan_relocatable_relocs): New class.
1758 (Target_arm::relocate_special_relocatable): New method.
1759 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1760 (Arm_relocate_functions::thumb_branch_common): Same.
1761 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1762 instead of Default_scan_relocatable_relocs.
1763 * target-reloc.h (relocate_for_relocatable): Let target handle
1764 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1765 * target.h (Sized_target::relocate_special_relocatable): New method.
1766
bca1c3ae
ILT		 17672010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1768
1769 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1770
0439c796
DK		 17712010-05-23 Doug Kwan <dougkwan@google.com>
1772
1773 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1774 instead of a cast.
1775 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1776 with a direct branch, not a conditional branch, to a stub.
1777 * merge.cc (Output_merge_base::record_input_section): New method
1778 defintion.
1779 (Output_merge_data::do_add_input_section): Record input section if
1780 keeps-input-sections flag is set.
1781 (Output_merge_string::do_add_input_section): Ditto.
1782 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1783 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1784 INPUT_SECTIONS_.
1785 (Output_merge_base::keeps_input_sections,
1786 Output_merge_base::set_keeps_input_sections,
1787 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1788 method definitions.
1789 (Output_merge_base::Input_sections): New type declaration.
1790 (Output_merge_base::input_sections_begin,
1791 Output_merge_base::input_sections_end,
1792 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1793 (Output_merge_base::bool keeps_input_sections_,
1794 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1795 Output_merge_base::input_sections_): New data members.
1796 (Output_merge_data::do_set_keeps_input_sections): New method
1797 defintion.
1798 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1799 * output.cc (Output_section::Input_section::relobj): Move method
1800 defintion from class declaration to here and handle merge sections.
1801 (Output_section::Input_section::shndx): Ditto.
1802 (Output_section::Output_section): Remove initializations of removed
1803 data members and initialize new data member LOOKUP_MAPS_.
1804 (Output_section::add_input_section): Set keeps-input-sections flag
1805 for a newly created merge output section as appropriate. Adjust code
1806 to use Output_section_lookup_maps class.
1807 (Output_section::add_relaxed_input_section): Adjst code for lookup
1808 maps code refactoring.
1809 (Output_section::add_merge_input_section): Add a new parameter
1810 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1811 class. If adding input section to a newly created merge output
1812 section fails, remove the new merge section.
1813 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1814 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1815 (Output_section::find_merge_section): Ditto.
1816 (Output_section::build_lookup_maps): New method defintion.
1817 (Output_section::find_relaxed_input_section): Adjust code to use
1818 Output_section_lookup_maps class.
1819 (Output_section::get_input_sections): Export merge sections. Adjust
1820 code to use Output_section_lookup_maps class.
1821 (Output_section:::add_script_input_section): Adjust code to use
1822 Output_section_lookup_maps class. Update lookup maps for merge
1823 sections also.
1824 (Output_section::discard_states): Use Output_section_lookup_maps.
1825 (Output_section::restore_states): Same.
1826 * output.h (Merge_section_properties): Move class defintion out of
1827 Output_section.
1828 (Output_section_lookup_maps): New class.
1829 (Output_section::Input_section::is_merge_section): New method
1830 defintion.
1831 (Output_section::Input_section::relobj): Move defintion out of class
1832 defintion. Declare method only.
1833 (Output_section::Input_section::shndx): Ditto.
1834 (Output_section::Input_section::output_merge_base): New method defintion.
1835 (Output_section::Input_section::u2_.pomb): New union field.
1836 (Output_section::Merge_section_by_properties_map,
1837 Output_section::Output_section_data_by_input_section_map,
1838 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1839 Remove types.
1840 (Output_section::add_merge_input_section): Add new parameter
1841 KEEPS_INPUT_SECTIONS.
1842 (Output_section::build_lookup_maps): New method declaration.
1843 (Output_section::merge_section_map_,
1844 Output_section::merge_section_by_properties_map_,
1845 Output_section::relaxed_input_section_map_,
1846 Output_section::is_relaxed_input_section_map_valid_): Remove data
1847 members.
1848 (Output_section::lookup_maps_): New data member.
1849
76295588
L		 18502010-05-21 Doug Kwan <dougkwan@google.com>
1851
1852 PR gold/11619
1853 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1854 avoid a compilation error.
1855
d103a984
RÁE		 18562010-05-19 Rafael Espindola <espindola@google.com>
1857
1858 * script-sections.cc (Output_section_definition::allocate_to_segment):
1859 Update the phdrs_list even when the output section is NULL.
1860 * testsuite/Makefile.am: Add test.
1861 * testsuite/Makefile.in: Regenerate.
1862 * testsuite/script_test_9.cc: New.
1863 * testsuite/script_test_9.sh: New.
1864 * testsuite/script_test_9.t: New.
1865
6625d24e
DK		 18662010-05-19 Doug Kwan <dougkwan@google.com>
1867
1868 * arm.cc (Arm_input_section::original_size): New method.
1869 (Arm_input_section::do_addralign): Add a cast.
1870 (Arm_input_section::do_output_offset): Remove static cast.
1871 (Arm_input_section::original_addralign,
1872 Arm_input_section::original_size_): Change type to uint32_t.
1873 (Arm_input_section::init): Add safe casts for section alignment
1874 and size.
1875 (Arm_input_section::set_final_data_size): Do not set address and
1876 offset of stub table.
1877 (Arm_output_section::fix_exidx_coverage): Change use of of
1878 Output_section::Simple_input_section to that of
1879 Output_section::Input_section.
1880 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1881 except for the first pass.
1882 * output.cc (Output_section::get_input_sections): Change type of
1883 input_sections to std::list<Input_section>.
1884 (Output_section::add_script_input_section): Rename from
1885 Output_section::add_simple_input_section. Change type of SIS
1886 parameter from Simple_input_section to Input_section.
1887 * output.h (Output_section::Simple_input_section): Remove class.
1888 (Output_section::Input_section): Change class visibility to public.
1889 (Output_section::Input_section::addralign): Use stored alignments
1890 for special input sections if set.
1891 (Output_section::Input_section::set_addralign): New method.
1892 (Output_section::get_input_sections): Change parameter type from
1893 list of Simple_input_section to list of Input_section.
1894 (Output_section::add_script_input_section): Rename from
1895 Output_section::add_simple_input_section. Change first parameter's
1896 type from Simple_input_section to Input_section and remove the
1897 second and third parameters.
1898 * script-sections.cc (Input_section::Input_section_list): Change
1899 type to list of Output_section::Input_section/
1900 (Input_section_info::Input_section_info): Change parameter type of
1901 INPUT_SECTION to Output_section::Input_section.
1902 (Input_section_info::input_section): Change return type.
1903 (Input_section_info::input_section_): Change type to
1904 Output_section::Input_section.
1905 (Output_section_element_input::set_section_addresses): Adjust code
1906 to use Output_section::Input_section instead of
1907 Output_section::Simple_input_section. Adjust code for renaming
1908 of Output_section::add_simple_input_section.
1909 (Orphan_output_section::set_section_addresses): Ditto.
1910
e1e82ea4
RW		 19112010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1912
1913 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1914 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1915
91e75c8a
RÁE		 19162010-05-18 Rafael Espindola <espindola@google.com>
1917
1918 * options.cc (General_options::finalize): Handle -nostdlib.
1919 * options.h (nostdlib): New option.
1920 * script.cc (script_add_search_dir): Handle -nostdlib.
1921
da59ad79
DK		 19222010-05-12 Doug Kwan <dougkwan@google.com>
1923
1924 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1925 attributes section only if there no attributes section after merging.
1926 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1927 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1928 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1929 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1930 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1931 and arm_attr_merge_7.stdout.
1932 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1933 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1934 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1935 arm_attr_merge_7b.o): New rules.
1936 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1937 arm_attr_merge_7
1938 * testsuite/Makefile.in: Regenerate.
1939 * testsuite/arm_attr_merge.sh: New file.
1940 * testsuite/arm_attr_merge_[67][ab].s: Same.
1941
3e01a7fd
NC		 19422010-05-05 Nick Clifton <nickc@redhat.com>
1943
1944 * po/es.po: Updated Spanish translation.
1945
7ad2014a
L		 19462010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1947
1948 * Makefile.am (install-exec-local): Properly install gold as
1949 default cross linker.
1950 * Makefile.in: Regenerated.
1951
4fda8867
NC		 19522010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1953 Nick Clifton <nickc@redhat.com>
1954
1955 * configure.ac (install_as_default): Define and set to false
1956 unless --enable-gold or --enable-gold=both/gold has been
1957 specified.
1958 * configure: Regenerate.
1959
1960 * Makefile.am (install-exec-local): Install the executable as
1961 'ld.gold'. If install_as_default is true then also install it as
1962 'ld'.
1963 * Makefile.in: Regenerated.
1964
bd288ea2
ILT		 19652010-04-24 Ian Lance Taylor <iant@google.com>
1966
1967 * layout.cc (Layout::layout_reloc): In relocatable link don't
1968 combine reloc sections for grouped sections.
1969
ef38fd8a
ST		 19702010-04-23 Sriraman Tallam <tmsriram@google.com>
1971
1972 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1973 sections that are not ordinary to icf.
1974 * icf.cc (get_section_contents): Handle relocation pointing to section
1975 with no object or shndx information.
1976 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1977 * testsuite/Makefile.in: Regenerate.
1978 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1979 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1980
f6973bdc
ILT		 19812010-04-22 Ian Lance Taylor <iant@google.com>
1982
1983 * expression.cc (Expression::Expression_eval_info): Add
1984 result_alignment_pointer field.
1985 (Expression::eval_with_dot): Add result_alignment_pointer
1986 parameter. Change all callers.
1987 (Expression::eval_maybe_dot): Likewise.
1988 (class Binary_expression): Add alignment_pointer parameter to
1989 left_value and right_value. Change all callers.
1990 (BINARY_EXPRESSION): Set result alignment.
1991 (class Trinary_expression): Add alignment_pointer parameter to
1992 arg2_value and arg3_value. Change all callers.
1993 (Trinary_cond::value): Set result alignment.
1994 (Max_expression::value, Min_expression::value): Likewise.
1995 (Align_expression::value): Likewise.
1996 * script-sections.cc (class Sections_element): Add dot_alignment
1997 parameter to set_section_addresses virtual function. Update
1998 instantiations.
1999 (class Output_section_element): Likewise.
2000 (Script_sections::create_segments): Add dot_alignment parameter.
2001 Change all callers.
2002 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2003 (Script_sections::set_phdrs_clause_addresses): Likewise.
2004 * script-sections.h: Update declarations.
2005 * script.h: Update declarations.
2006 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2007 min_p_align.
2008 * testsuite/script_test_3.t: Set large alignment.
2009 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2010 segment has expected alignment.
2011
9c9c98a5
NC		 20122010-04-22 Nick Clifton <nickc@redhat.com>
2013
2014 * po/gold.pot: Updated by the Translation project.
2015 * po/vi.po: Updated Vietnamese translation.
2016
2253bfba
L		 20172010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2018
2019 * testsuite/Makefile.am (check_PROGRAMS): Add
2020 icf_virtual_function_folding_test.
2021 * testsuite/Makefile.in: Regenerated.
2022
85fdf906
AH		 20232010-04-15 Andrew Haley <aph@redhat.com>
2024
2025 * options.h (merge_exidx_entries): New option.
2026 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2027 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2028 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2029 (Target_arm::merge_exidx_entries): New function.
2030 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2031 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2032 to Arm_exidx_fixup constructor.
2033 Add new arg, merge_exidx_entries.
2034 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2035 Arm_output_section::fix_exidx_coverage.
2036
ce97fa81
ST		 20372010-04-18 Sriraman Tallam <tmsriram@google.com>
2038
2039 * icf.cc (get_section_contents): Check for preemptible functions.
2040 Ignore addend when appropriate.
2041 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2042 section folded.
2043 (add_from_relobj): Check for section folded.
2044 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2045 * symtab.h (should_add_dynsym_entry): Add new parameter.
2046 * target-reloc.h (scan_relocs): Check for section folded.
2047 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2048 Check reloc types for function pointers in shared objects.
2049 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2050 case.
2051 (icf_preemptible_functions_test): New test case.
2052 (icf_string_merge_test): New test case.
2053 * testsuite.Makefile.in: Regenerate.
2054 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2055 bar_glob. Refactor code.
2056 * testsuite/icf_preemptible_functions_test.cc: New file.
2057 * testsuite/icf_preemptible_functions_test.sh: New file.
2058 * testsuite/icf_string_merge_test.cc: New file.
2059 * testsuite/icf_string_merge_test.sh: New file.
2060 * testsuite/icf_virtual_function_folding_test.cc: New file.
2061 * testsuite/icf_virtual_function_folding_test.sh: New file.
2062
04ceb17c
DK		 20632010-04-14 Doug Kwan <dougkwan@google.com>
2064
2065 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2066 for local symbol recounting if we remove a section due to ICF.
2067 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2068 there are no regular objects in input.
2069
153e7da4
DK		 20702010-04-13 Doug Kwan <dougkwan@google.com>
2071
2072 * arm.cc (Arm_input_section::set_final_data_size): Compute
2073 accurate final data size instead of using current data size.
2074
4dbd9faf
DK		 20752010-04-09 Doug Kwan <dougkwan@google.com>
2076
2077 * layout.cc (Layout::choose_output_section): Handle script section
2078 types.
2079 (Layout::make_output_section_for_script): Add section type parameter.
2080 Handle script section types.
2081 * layout.h (Layout::make_output_section_for_script): Add section
2082 type parameter.
2083 * output.cc (Output_section::Output_section): Initialize data member
2084 is_noload_.
2085 (Output_section::do_reset_address_and_file_offset): Do not set address
2086 to 0 if section is a NOLOAD section.
2087 * output.h (Output_section::is_noload): New method.
2088 (Output_section::set_is_noload): Ditto.
2089 (Output_section::is_noload_): New data member.
2090 * script-c.h (Script_section_type): New enum type.
2091 (struct Parser_output_section_header): Add new file section_type.
2092 * script-sections.cc (Sections_element::output_section_name): Add
2093 parameter for returning script section type.
2094 (Output_section_definition::output_section_name): Ditto.
2095 (Output_section_definition::section_type)P; New method.
2096 (Output_section_definiton::script_section_type_name): Ditto.
2097 (Output_section_definition::script_section_type_): New data member.
2098 (Output_section_definition::Output_section_definition): Initialize
2099 data member Output_section_definition::script_section_type_.
2100 (Output_section_definition::create_sections): Pass script section type
2101 to Layout::make_output_section_for_script.
2102 (Output_section_definition::output_section_name): Return script
2103 section type to caller.
2104 (Output_section_definition::set_section_address): Do not advance
2105 dot value and load address if section type is NOLOAD. Set address
2106 of NOLOAD sections regardless of section flags.
2107 (Output_section_definition::print): Print section type if it is
2108 not SCRIPT_SECTION_TYPE_NONE.
2109 (Output_section_definition::section_type): New method.
2110 (Output_section_definition::script_section_type_name): Ditto.
2111 (Script_sections::output_section_name): Add new parameter
2112 PSECTION_TYPE for returning script section type. Pass it to
2113 section elements. Handle discard sections.
2114 (Sort_output_sections::operator()): Handle NOLOAD sections.
2115 * script-sections.h (Script_sections::Section_type): New enum type.
2116 (Script_sections::output_section_name): Add a new parameter for
2117 returning script section type.
2118 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2119 INFO and NOLOAD.
2120 * yyscript.y (union): Add new field SECTION_TYPE.
2121 (COPY, DSECT, INFO, NOLOAD): New tokens.
2122 (opt_address_and_section_type): Change type to output_section_header.
2123 (section_type): New non-terminal
2124 (section_header): Handle section type.
2253bfba 2125 (opt_address_and_section_type): Return section type value.
4dbd9faf 2126
721ea635
L		 21272010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2128
2129 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2130 * testsuite/plugin_common_test_2.c (foo): Likewise.
2131
6bf924b0
DK		 21322010-04-08 Doug Kwan <dougkwan@google.com>
2133
2134 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2135 Output_merge_data.
2136 * output.cc (Output_section::add_merge_input_section): Simplify
2137 code and return status of Output_merge_base::add_input_section.
e1df38aa 2138 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2139 returns true.
2140
24af6f92
DK		 21412010-04-07 Doug Kwan <dougkwan@google.com>
2142
2143 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2144 if section is marked as containing instructions but has no mapping
2145 symbols.
2146 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2147 correct section index.
2148 (Arm_relobj::find_linked_text_section): Ditto.
2149
00698fc5
CC		 21502010-04-07 Cary Coutant <ccoutant@google.com>
2151
2152 * archive.cc (include_member): Destroy Read_symbols_data object before
2153 releasing file.
2154 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2155 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2156 (Read_symbols_data::~Read_symbols_data) New destructor.
2157 (Section_relocs::Section_relocs) New constructor.
2158 (Section_relocs::~Section_relocs) New destructor.
2159 (Read_relocs_data::Read_relocs_data) New constructor.
2160 (Read_relocs_data::~Read_relocs_data) New destructor.
2161 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2162 pointers to NULL after deleting.
2163
7296d933
DK		 21642010-04-07 Doug Kwan <dougkwan@google.com>
2165
2166 * arm.cc: Replace "endianity" with "endianness" in comments.
2167 (Arm_exidx_cantunwind): Ditto.
2168 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2169 (Arm_relobj::merge_flags_and_attributes): New method.
2170 (Arm_relobj::merge_flags_and_attributes_): New data member.
2171 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2172 (Arm_relobj::scan_sections_for_stubs): Ditto.
2173 (Arm_relobj::do_read_symbols): Check to see if we really want to
2174 merge processor-specific flags and attributes. Exit early if
2175 an object is empty except for section names and the undefined symbol.
2176 (Target_arm::do_finalize_sections): Move check for ELF format to
2177 Arm_relobj::do_read_symbols. Merge processor specific flags and
2178 attributes from a regular object only when we have determined that
2179 it is aapropriate. Do not create an .ARM.attributes section in
2180 output if there is no regular input object.
2181 (Target_arm::merge_processor_specific_flags): Check
2182 --warn-mismatch before printing any error.
2183 (Target_arm::merge_object_attributes): Ditto.
2184 * gold.cc (queue_middle_tasks): Handle the case in which there is
2185 no regular object in input.
2186 * options.cc (General_options::parse_EB): New method.
2187 (General_options::parse_EL): Same.
2188 (General_options::General_options): Initialize endianness_.
2189 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2190 New options.
2191 (General_options::Endianness): New enum.
2192 (General_options::endianness): New method.
2193 (General_options::endianness_): New data member.
2194 * parameters.cc (Parameters::set_options): Check target endianness.
2195 (Parameters::set_target_once): Ditto.
2196 (Parameters::check_target_endianness): New method.
2197 (parameters_force_valid_target): If either -EL or -EB is specified,
2198 use it to define endianness of default target.
2199 * parameters.h (Parameters::check_target_endianness): New method
2200 declaration.
2201 * target.h (class Target): Change "endianity" to "endianness"
2202 in comments.
2203
efc8d4f2
RW		 22042010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2205
2206 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2207 * configure: Regenerate.
2208 * Makefile.in: Regenerate.
2209 * testsuite/Makefile.in: Regenerate.
2210
be234d88
CC		 22112010-04-06 Cary Coutant <ccoutant@google.com>
2212
2213 gcc PR lto/42757
2214 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2215 prevailing definitions of common symbols.
2216 * testsuite/plugin_test_6.sh: New test case.
2217 * testsuite/plugin_common_test_1.c: New test case.
2218 * testsuite/plugin_common_test_2.c: New test case.
2219 * testsuite/Makefile.am (plugin_test_6): New test case.
2220 * testsuite/Makefile.in: Regenerate.
2221
bd32c6bd
NC		 22222010-04-06 Nick Clifton <nickc@redhat.com>
2223
2224 * po/vi.po: New Vietnamese translation.
2225
323c532f
DK		 22262010-03-30 Doug Kwan <dougkwan@google.com>
2227
2228 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2229
4fcd97eb
DK		 22302010-03-25 Doug Kwan <dougkwan@google.com>
2231
2232 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2233 to avoid a conversion warning on a 32-bit host.
2234
4ebf39db
ILT		 22352010-03-24 Ian Lance Taylor <iant@google.com>
2236
2237 * testsuite/script_test_3.t: Add a TLS segment.
2238 * testsuite/Makefile.am (check_PROGRAMS): Add
2239 tls_phdrs_script_test.
2240 (tls_phdrs_script_test_SOURCES): Define.
2241 (tls_phdrs_script_test_DEPENDENCIES): Define.
2242 (tls_phdrs_script_test_LDFLAGS): Define.
2243 (tls_phdrs_script_test_LDADD): Define.
2244 * testsuite/Makefile.in: Rebuild.
2245
4a599bdd
CC		 22462010-03-23 Cary Coutant <ccoutant@google.com>
2247
2248 * fileread.cc (find_or_make_view): Fix comment.
2249
6c93b22c
ILT		 22502010-03-23 Ian Lance Taylor <iant@google.com>
2251
2252 * script-sections.cc (class Orphan_section_placement): Define
2253 PLACE_TLS and PLACE_TLS_BSS.
2254 (Orphan_section_placement::Orphan_section_placement): Initialize
2255 new places.
2256 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2257 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2258 (tls_script_test_SOURCES): Define.
2259 (tls_script_test_DEPENDENCIES): Define.
2260 (tls_script_test_LDFLAGS): Define.
2261 (tls_script_test_LDADD): Define.
2262 * testsuite/Makefile.in: Rebuild.
2263
a2c7281b
DK		 22642010-03-22 Doug Kwan <dougkwan@google.com>
2265
2266 * arm.cc (Arm_relocate_functions::abs8,
2267 Arm_relocate_functions::abs16): Use correct check for overflow
2268 specified in the ARM ELF specs.
2269 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2270 target of a BLX instruction specially.
2271 (Reloc_stub::stub_type_for_reloc): Ditto.
2272 (Relocate::relocate): Use symbolic names instead of numeric relocation
2273 codes to report error.
2274 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2275 workaround.
2276 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2277 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2278 thumb2_blx_out_of_range.stdout
2279 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2280 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2281 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2282 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2283 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2284 thumb2_blx_in_range, thumb2_blx_in_range.o,
2285 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2286 thumb2_blx_out_of_range.o): New rules.
2287 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2288 thumb2_blx_in_range and thumb2_blx_out_of_range.
2289 * testsuite/Makefile.in: Regenerate.
2290 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2291 * testsuite/thumb_blx_in_range.s: New file.
2292 * testsuite/thumb_blx_out_of_range.s: New file.
2293
b0193076
RÁE		 22942010-03-22 Rafael Espindola <espindola@google.com>
2295
2296 * archive.cc (Should_include): Move to archive.h.
2297 (should_include_member): Make it a member of Archive.
2298 (Lib_group): New.
2299 (Add_lib_group_symbols): New.
2300 * archive.h: Include options.h.
2301 (Archive_member): Moved from Archive.
2302 (Should_include): Moved from archive.cc.
2303 (Lib_group): New.
2304 (Add_lib_group_symbols): New.
2305 * dynobj.cc (do_should_include_member): New.
2306 * dynobj.h (do_should_include_member): New.
2307 * gold.cc (queue_initial_tasks): Update call to queue.
2308 * main.cc (main): Print lib group stats.
2309 * object.cc (do_should_include_member): New.
2310 * object.h: Include archive.h.
2311 (Object::should_include_member): New.
2312 (Object::do_should_include_member): New.
2313 (Sized_relobj::do_should_include_member): New.
2314 * options.cc (General_options::parse_start_lib): New.
2315 (General_options::parse_end_lib): New.
2316 (Input_arguments::add_file): Handle lib groups.
2317 (Input_arguments::start_group): Check we are not in a lib.
2318 (Input_arguments::start_lib): New.
2319 (Input_arguments::end_lib): New.
2320 * options.h (General_options): Add start_lib and end_lib.
2321 (Input_argument::lib_): New.
2322 (Input_argument::lib): New.
2323 (Input_argument::is_lib): New.
2324 (Input_file_lib): New.
2325 (Input_arguments::in_lib_): New.
2326 (Input_arguments::in_lib): New.
2327 (Input_arguments::start_lib): New.
2328 (Input_arguments::end_lib_): New.
2329 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2330 in unused members as preempted.
2331 (Sized_pluginobj::do_should_include_member): New.
2332 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2333 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2334 return the blocker.
2335 (Read_symbols::do_whole_lib_group): New.
2336 (Read_symbols::do_lib_group): New.
2337 (Read_symbols::do_read_symbols): Handle lib groups.
2338 (Read_symbols::get_name): Handle lib groups.
2339 * readsyms.h (Read_symbols): Add an archive member pointer.
2340 (Read_symbols::do_whole_lib_group): New.
2341 (Read_symbols::do_lib_group): New.
2342 (Read_symbols::member_): New.
2343 * script.cc (read_input_script): Update call to queue_soon.
2344
d099120c
DK		 23452010-03-19 Doug Kwan <dougkwan@google.com>
2346
2347 * arm.cc (Stub_table::Stub_table): Initialize new data members
2348 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2349 (Stub_table::add_reloc_stub): Assign stub offset and update
2350 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2351 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2352 New data members.
2353 (Stub_table::update_data_size_and_addralign): Use
2354 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2355 instead of going over all reloc stubs.
2356 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2357 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2358 Stringpool_template::offset_ to size of Stringpool_char.
2359 (Stringpool_template::new_key_offset): Remove code to initialize
2360 Stringpool_template::offset_.
2361 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2362 Stringpool_template::offset_ to zero.
2363
1aa37384
DK		 23642010-03-15 Doug Kwan <dougkwan@google.com>
2365
2366 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2367 offset_.
2368 (Stringpool_template::new_key_offset): New method.
2369 (Stringpool_template::add_string): Assign offsets when adding new
2370 strings.
2371 (Stringpool_template::set_string_offsets): Do not set string offsets
2372 when not optimizing.
2373 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2374 member size_.
2375 (Chunked_vector::clear): Clear size_.
2376 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2377 (Chunked_vector::size): Return size_.
2378 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2379 (Chunked_vector::size_): New data member.
1aa37384
DK		 2380 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2381 (Stringpool_template::new_key_offset): New method declaration.
2382 (Stringpool_template::offset_): New data member.
2383
b672b057
RÁE		 23842010-03-15 Rafael Espindola <espindola@google.com>
2385
2386 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2387 Add_symbols' constructor.
2388 * readsyms.h (Add_symbols): Remove the input_group member.
2389
b6848d3c
ILT		 23902010-03-10 Ian Lance Taylor <iant@google.com>
2391
2392 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2393 target to ask whether a reference to a symbol requires a stack
2394 split.
2395 * target.h (Target::is_call_to_non_split): New function.
2396 (Target::do_is_call_to_non_split): Declare virtual function.
2397 * target.cc: Include "symtab.h".
2398 (Target::do_is_call_to_non_split): New function.
2399 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2400
a2a5469e
CC		 24012010-03-10 Cary Coutant <ccoutant@google.com>
2402
2403 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2404 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2405 (File_read::open[2]): Add whole_file_view_ to list of views.
2406 (File_read::make_view): Remove test of whole_file_view_.
2407 (File_read::find_or_make_view): Create whole_file_view_ if
2408 necessary.
2409 (File_read::clear_views): Replace bool parameter with enum;
2410 adjust all callers. Don't delete views with permanent data;
2411 do delete cached views and views from archives if
2412 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2413 if clearing the corresponding view.
2414 * fileread.h (File_read::Clear_views_mode): New enum.
2415 (File_read::View::is_permanent_view): New method.
2416 (File_read::clear_views): Replace bool parameter
2417 with enum; adjust all callers.
2418 * options.h (General_options): Change keep_files_mapped option;
2419 add map_whole_files.
2420 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2421 releasing the file.
2422 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2423 the file.
2424
8861f32b
DM		 24252010-03-10 David S. Miller <davem@davemloft.net>
2426
2427 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2428
d62d0f5f
ST		 24292010-03-09 Sriraman Tallam <tmsriram@google.com>
2430
2431 * icf.cc (get_section_contents): Add '@' marker after processing the
2432 merge reloc.
2433
9177756d
DK		 24342010-03-08 Doug Kwan <dougkwan@google.com>
2435
2436 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2437 due to a conversion warning.
2438 (Arm_relobj::update_output_local_symbol_count): Check for local
2439 symbol with unset output index.
2440
9e9e071b
ILT		 24412010-03-05 Ian Lance Taylor <iant@google.com>
2442
2443 * options.h (class General_options): Add --spare-dynamic-tags.
2444 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2445 --spare-dynamic-tags.
2446
a81ee015
ILT		 24472010-03-05 Ian Lance Taylor <iant@google.com>
2448
2449 * incremental.cc: Include "libiberty.h".
2450
44ec90b9
RO		 24512010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2452
2453 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2454 function, is_info_ member.
2455 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2456 (Versions::Versions): Update caller.
2457 (Versions::define_base_version): Likewise.
2458 (Versions::add_def): Likewise.
2459
0897ed3b
ST		 24602010-03-03 Sriraman Tallam <tmsriram@google.com>
2461
2462 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2463 (Scan::possible_function_pointer_reloc): New function.
2464 (Scan::local_reloc_may_be_function_pointer): Change to call
2465 possible_function_pointer_reloc.
2466 (Scan::global_reloc_may_be_function_pointer): Ditto.
2467 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2468 relocations in ".data.rel.ro._ZTV" section.
2469 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2470 * testsuite/icf_safe_so_test.cc: Ditto.
2471 * testsuite/icf_safe_test.cc: Ditto.
2472 * testsuite/icf_safe_test.sh: Ditto.
2473
d3bbad62
ILT		 24742010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2475 Ian Lance Taylor <iant@google.com>
2476
2477 * target-reloc.h (relocate_section): Check the symbol table index
2478 for -1U before setting the local symbol index.
2479 (scan_relocatable_relocs): If copying the relocation, record that
2480 the local symbol is required.
2481 * object.h (Symbol_value::is_output_symtab_index_set): New
2482 function.
2483 (Symbol_value::may_be_discarded_from_output_symtab): New
2484 function.
2485 (Symbol_value::has_output_symtab_entry): New function.
2486 (Symbol_value::needs_output_symtab_entry): Remove.
2487 (Symbol_value::output_symtab_index): Make sure the symbol index is
2488 set.
2489 (Symbol_value::set_output_symtab_index): Make sure the symbol
2490 index is not set. Make sure the new index is valid.
2491 (Symbol_value::set_must_have_output_symtab_entry): New function.
2492 (Symbol_value::has_output_dynsym_entry): New function.
2493 (Symbol_value::set_output_dynsym_index): Make sure the new index
2494 is valid.
2495 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2496 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2497 local symbol if permitted.
2498 (Sized_relobj::do_finalize_local_symbols): Call
2499 is_output_symtab_index_set rather than needs_output_symtab_entry.
2500 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2501 rather than needs_output_symtab_entry. Call
2502 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2503 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2504 is_output_symtab_index_set rather than needs_output_symtab_entry.
2505 * testsuite/discard_locals_relocatable_test.c: New file.
2506 * testsuite/discard_locals_test.sh: Test -r.
2507 * testsuite/Makefile.am (check_DATA): Add
2508 discard_locals_relocatable_test1.syms,
2509 discard_local_relocatable_test2.syms.
2510 (MOSTLYCLEANFILES): Likewise. Also add
2511 discard_locals_relocatable_test1.lout and
2512 discard_locals_relocatable_test2.out.
2513 (discard_locals_relocatable_test1.syms): New target.
2514 (discard_locals_relocatable_test.o): New target.
2515 (discard_locals_relocatable_test1.out): New target.
2516 (discard_locals_relocatable_test2.syms): New target.
2517 (discard_locals_relocatable_test2.out): New target.
2518 (various): Add missing ../ld-new dependencies.
2519 * testsuite/Makefile.in: Rebuild.
2520
7e8ccf26
NC		 25212010-03-03 Nick Clifton <nickc@redhat.com>
2522
2523 * po/fi.po: New Finnish translation.
2524
2a0ff005
DK		 25252010-03-01 Doug Kwan <dougkwan@google.com>
2526
2527 * layout.cc (Layout::Layout): Force section types of .init_array*,
2528 .preinit_array* and .fini_array* sections.
2529 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2530 Fix check of return value of std::string::find.().
2531 (Output_section::Input_section_sort_compare::operator()): Remove
2532 comment about .init_array.
2533 (Output_section::Input_section_sort_init_fini_compare::operator()):
2534 New method.
2535 (Output_section::sort_attached_input_sections): Handle .init_array
2536 and .fini_array specially.
2537 * output.h (Output_section::Inut_section_sort_compare): Update
2538 comment.
2539 (Output_section::Input_section_sort_init_fini_compare): New struct.
2540
c3e4ae29
DK		 25412010-02-26 Doug Kwan <dougkwan@google.com>
2542
2543 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2544 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2545 * testsuite/debug_msg.sh: Avoid matching source line number for
2546 use of global variable undef_int.
2547
2fd9ae7a
DK		 25482010-02-26 Doug Kwan <dougkwan@google.com>
2549
2550 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2551 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2552 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2553 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2554 * options.cc (General_options::General_options): Initialize member
2555 fix_v4bx_.
2556 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2557 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2558 and rm_no_fix_v4bx.stdout
2559 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2560 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2561 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2562 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2563 and arm_no_fix_v4bx.
2564 * Makefile.in: Regenerate.
2565 * testsuite/arm_fix_v4bx.s: New file.
2566 * testsuite/arm_fix_v4bx.sh: Ditto.
2567
67ec7d0b
DK		 25682010-02-24 Doug Kwan <dougkwan@google.com>
2569
2570 * arm.cc (Target_arm::got_section): Make the .got section the first
2571 non RELRO section in the data segment.
2572 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2573 suffixes of section names.
2574
10165461
DK		 25752010-02-24 Doug Kwan <dougkwan@google.com>
2576
2577 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2578 flags and attributes merging if an input file is a binary file.
2579 * fileread.cc (Input_file::open): Record format of original file.
2580 * fileread.h (Input_file::Format): New enum type.
2581 (Input_file::Input_file): Initialize data member format_.
2582 (Input_file::format): New method definition.
2583 (Input_file::format_):: New data member.
2584
4a54abbb
DK		 25852010-02-24 Doug Kwan <dougkwan@google.com>
2586
2587 * arm.cc (Arm_output_data_got): New class.
2588 (ARM_TCB_SIZE): New constant
2589 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2590 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2591 If user uses a script with a SECTIONS clause, issue only a warning
2592 for a misplaced EXIDX input section. Otherwise, issue an error.
2593 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2594 garbage collection.
2595 (Target_arm::got_mode_index_entry): Handle static linking.
2596 (Target_arm::Scan::local): Ditto.
2597 (Target_arm::Scan::global): Ditto.
2598 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2599 all incorrectly implemented relocations.
e1df38aa 2600 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2601 Arm_output_section::fix_exidx_coverage.
2602 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2603 from ".ARM.exidx." and ".ARM.extab.".
2604
ca419a6f
ILT		 26052010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2606
2607 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2608 section if it does not already exist.
2609 * attributes.cc (Attributes_section_data::Attributes_section_data):
2610 Don't crash if size is zero.
2611
135b9c78
ILT		 26122010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2613 Ian Lance Taylor <iant@google.com>
2614
2615 * gold.cc (queue_middle_tasks): If no input files were opened,
2616 exit.
2617 * workqueue.h (Task_function::Task_function): Assert that there is
2618 a blocker.
2619
bb0bfe4f
DK		 26202010-02-22 Doug Kwan <dougkwan@google.com>
2621
2622 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2623 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2624 types to avoid warnings due to different uint64_t implementations
2625 on different hosts.
2626
2a2b6d42
DK		 26272010-02-21 Doug Kwan <dougkwan@google.com>
2628
2629 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2630 handling of the maximum backward branch offset.
2631 (Arm_relocate_functions::thumb_branch_common): Ditto.
2632 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2633 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2634 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2635 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2636 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2637 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2638 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2639 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2640 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2641 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2642 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2643 thumb2_bl_out_of_range.o): New rules.
2644 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2645 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2646 thumb2_bl_out_of_range
2647 * testsuite/Makefile.in: Regenerate.
2648 * testsuite/arm_bl_in_range.s: New file.
2649 * testsuite/arm_bl_out_of_range.s: Ditto.
2650 * testsuite/arm_branch_in_range.sh: Ditto.
2651 * testsuite/arm_branch_range.t: Ditto.
2652 * testsuite/thumb2_branch_range.t: Ditto.
2653 * testsuite/thumb_bl_in_range.s: Ditto.
2654 * testsuite/thumb_bl_out_of_range.s: Ditto.
2655 * testsuite/thumb_branch_range.t: Ditto.
2656
b487ad64
ST		 26572010-02-20 Sriraman Tallam <tmsriram@google.com>
2658
2659 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2660 Add reloc offset information.
2661 * icf.cc (get_section_contents): Change iterators to point to the new
2662 vectors. Add reloc offset information to the contents.
2663 * icf.h (Icf::Sections_reachable_info): New typedef.
2664 (Icf::Sections_reachable_list): New typedef.
2665 (Icf::Offset_info): New typedef.
2666 (Icf::Reloc_info): New struct typedef.
2667 (Icf::Reloc_info_list): New typedef.
2668 (Icf::symbol_reloc_list): Delete method.
2669 (Icf::addend_reloc_list): Delete method.
2670 (Icf::section_reloc_list): Delete method.
2671 (Icf::reloc_info_list): New method.
2672 (Icf::reloc_info_list_): New member.
2673
f96accdf
DK		 26742010-02-19 Doug Kwan <dougkwan@google.com>
2675
2676 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2677 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2678 * arm.cc (Arm_relocation_functions): New forward declaration.
2679 (Target_arm::Target_arm): Initialize new data members
2680 got_mod_index_offset_ and tls_base_symbol_defined_.
2681 (Target_arm::Relocate::relocate_tls): New method.
2682 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2683 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2684 New methods.
2685 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2686 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2687 (Target_arm::got_mod_index_offset_,
2688 Target_arm::tls_base_symbol_defined_): New data members.
2689 (Target_arm::Scan::local, Target::Scan::global,
2690 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2691 relocations.
2692
c8761b9a
DK		 26932010-02-18 Doug Kwan <dougkwan@google.com>
2694
2695 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2696 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2697 text section as a parameter becuase some broken tools may not set
2698 the link in section header.
2699 (Target_arm::has_got_section): New method.
2700 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2701 without any mapping symbol as data only. Remove warning.
2702 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2703 link in its section header, try to discover the link by inspecting the
2704 REL31 relocation at the beginning of the section.
2705 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2706 in error message.
2707 (Target_arm::Scan::global): Treat any reference to the symbol
2708 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2709
21bb3914
ST		 27102010-02-12 Sriraman Tallam <tmsriram@google.com>
2711
2712 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2713 (Scan::global_reloc_may_be_function_pointer): New function.
2714 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2715 (Scan::global_reloc_may_be_function_pointer): New function.
2716 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2717 (Scan::global_reloc_may_be_function_pointer): New function.
2718 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2719 (Scan::global_reloc_may_be_function_pointer): New function.
2720 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2721 (Scan::global_reloc_may_be_function_pointer): New function.
2722 (Scan::possible_function_pointer_reloc): New function.
2723 (Target_x86_64::can_check_for_function_pointers): New function.
2724 * gc.h (gc_process_relocs): Scan relocation types to determine if
2725 function pointers were taken for targets that support it.
2726 * icf.cc (Icf::find_identical_sections): Include functions for
2727 folding in safe ICF whose pointer is not taken.
2728 * icf.h (Secn_fptr_taken_set): New typedef.
2729 (fptr_section_id_): New member.
2730 (section_has_function_pointers): New function.
2731 (set_section_has_function_pointers): New function.
2732 (check_section_for_function_pointers): New function.
2733 * options.h: Fix comment for safe ICF option.
2734 * target.h (can_check_for_function_pointers): New function.
2735 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2736 Modify icf_safe_test for X86-64.
2737 * testsuite/Makefile.in: Regenerate.
2738 * testsuite/icf_safe_so_test.cc: New file.
2739 * testsuite/icf_safe_so_test.sh: New file.
2740 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2741 (main): Change to take pointer to function kept_func_3.
2742 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2743 folding is done correctly for X86-64.
2744
0da6fa6c
DM		 27452010-02-12 David S. Miller <davem@davemloft.net>
2746
2747 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2748 is_symbolless parameter.
2749 (Output_reloc<SHT_REL>::is_symbolless): New.
2750 (Output_reloc<SHT_REL>::is_symbolless_): New.
2751 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2752 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2753 (Output_reloc<SHT_RELA>::is_symbolless): New.
2754 (Output_data_reloc::add_global): Handle is_symbolless.
2755 (Output_data_reloc::add_global_relative): Likewise.
2756 (Output_data_reloc::add_local): Likewise.
2757 (Output_data_reloc::add_local_relative): Likewise.
2758 (Output_data_reloc::add_symbolless_global_addend): New.
2759 (Output_data_reloc::add_symbolless_local_addend): New.
2760 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2761 is_symbolless.
2762 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2763 instead of ->is_relative_
2764 (Output_reloc::write): Likewise.
2765 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2766 (Output_reloc::write_rel): Simplify.
2767
2768 * sparc.cc (Target_sparc::Scan::local): Use
2769 ->add_symbolless_local_addend as needed.
2770 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2771 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2772 based upon relocation offset.
2773
e4782e83
DK		 27742010-02-11 Doug Kwan <dougkwan@google.com>
2775
2776 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2777 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2778 beginning of function.
2779 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2780 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2781 parameter is_32bit in calls to should_apply_static_reloc.
2782 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2783 (check_DATA): Add arm_abs_global.stdout.
2784 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2785 arm_abs_global.stdout): New rules.
2786 (MOSTLLYCLEANFILES): Add arm_abs_global
2787 * Makefile.in: Regenerate.
2788 * testsuite/arm_abs_global.s: New file.
2789 * testsuite/arm_abs_global.sh: Ditto.
2790 * testsuite/arm_abs_lib.s: Ditto.
2791
93ceb764
ILT		 27922010-02-11 Ian Lance Taylor <iant@google.com>
2793
2794 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2795 Read_relocs task.
2796 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2797 Allocate_commons_task first.
2798 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2799 task, rather than symtab_lock_.
2800 (Gc_process_relocs::~Gc_process_relocs): New function.
2801 (Gc_process_relocs::is_runnable): Check this_blocker_.
2802 (Gc_process_relocs::locks): Use next_blocker_ rather than
2803 blocker_.
2804 (Scan_relocs::~Scan_relocs): New function.
2805 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2806 symtab_lock_.
2807 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2808 next_blocker_.
2809 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2810 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2811 constructor accordingly.
2812 (class Gc_process_relocs): Likewise.
2813 (class Scan_relocs): Likewise.
2814 * common.h (class Allocate_commons_task): Remove symtab_lock_
2815 field, and corresponding constructor parameter.
2816 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2817 symtab_lock_.
2818 (Allocate_commons_task::locks): Likewise.
2819
114dfbe1
ILT		 28202010-02-11 Ian Lance Taylor <iant@google.com>
2821
2822 * gold-threads.h (class Once): Define.
2823 (class Initialize_lock): Rewrite as child of Once.
2824 * gold-threads.cc (class Once_initialize): Define.
2825 (once_pointer_control): New static variable.
2826 (once_pointer, once_arg): New static variables.
2827 (c_run_once): New static function.
2828 (Once::Once, Once::run_once, Once::internal_run): New functions.
2829 (class Initialize_lock_once): Remove.
2830 (initialize_lock_control): Remove.
2831 (initialize_lock_pointer): Remove.
2832 (initialize_lock_once): Remove.
2833 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2834 (Initialize_lock::initialize): Rewrite.
2835 (Initialize_lock::do_run_once): New function.
2836 * archive.cc (Archive::interpret_header): Only clear name if it is
2837 not already empty.
2838 * fileread.cc: Include "gold-threads.h"
2839 (file_counts_lock): New static variable.
2840 (file_counts_initialize_lock): Likewise.
2841 (File_read::release): Only increment counts when using --stats.
2842 Use a lock around the increment.
2843 * parameters.cc (class Set_parameters_target_once): Define.
2844 (set_parameters_target_once): New static variable.
2845 (Parameters::Parameters): Move here from parameters.h.
2846 (Parameters::set_target): Rewrite.
2847 (Parameters::set_target_once): New function.
2848 (Parameters::clear_target): Move here and rewrite.
2849 * parameters.h (class Parameters): Update declarations. Add
2850 set_parameters_target_once_ field.
2851 (Parameters::Parameters): Move to parameters.cc.
2852 (Parameters::clear_target): Likewise.
2853 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2854 task.
2855 (Start_group::~Start_group): New function.
2856 (Start_group::is_runnable): New function.
2857 (Start_group::locks, Start_group::run): New functions.
2858 (Finish_group::run): Change saw_undefined to size_t.
2859 * readsyms.h (class Start_group): Define.
2860 (class Finish_group): Change saw_undefined_ field to size_t.
2861 (Finish_group::Finish_group): Remove saw_undefined and
2862 this_blocker parameters. Change all callers.
2863 (Finish_group::set_saw_undefined): New function.
2864 (Finish_group::set_blocker): New function.
2865 * symtab.h (class Symbol_table): Change saw_undefined to return
2866 size_t. Change saw_undefined_ field to size_t.
2867 * target-select.cc (Set_target_once::do_run_once): New function.
2868 (Target_selector::Target_selector): Initialize set_target_once_
2869 field. Don't initialize lock_ and initialize_lock_ fields.
2870 (Target_selector::instantiate_target): Rewrite.
2871 (Target_selector::set_target): New function.
2872 * target-select.h (class Set_target_once): Define.
2873 (class Target_selector): Update declarations. Make
2874 Set_target_once a friend. Remove lock_ and initialize_lock_
2875 fields. Add set_target_once_ field.
2876
fa17a3f4
ILT		 28772010-02-10 Ian Lance Taylor <iant@google.com>
2878
2879 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2880 queueing any tasks.
2881 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2882 (queue_middle_tasks): Add all blockers before queueing any tasks.
2883 (queue_final_tasks): Likewise.
2884 * token.h (Task_token::add_blockers): New function.
2885 * object.h (Input_objects::number_of_relobjs): New function.
2886
c7177d31
ILT		 28872010-02-10 Ian Lance Taylor <iant@google.com>
2888
5de0e392
ILT		 2889 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2890 shared, not if not position independent.
2891 * x86_64.cc (Relocate::relocate_tls): Likewise.
2892 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2893 (tls_pie_pic_test): New target.
2894 * testsuite/Makefile.in: Rebuild.
2895
c7177d31
ILT		 2896 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2897 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2898 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2899 * testsuite/Makefile.in: Rebuild.
2900
684b268a
DM		 29012010-02-09 David S. Miller <davem@davemloft.net>
2902
2903 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2904 R_SPARC_RELATIVE using ->add_local_relative().
2905 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2906
612a8d3d
DM		 2907 * output.h (Output_data_dynamic::add_section_size): New method
2908 that takes two Output_data objects.
2909 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2910 entry param. Handle it in initializers.
2911 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2912 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2913 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2914 arg.
2915 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2916 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2917 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2918 for dynrel_includes_plt.
2919 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2920 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2921 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2922 before .rela.plt
2923 (Target_sparc::do_finalize_sections): Update to pass true for
2924 dynrel_includes_plt.
2925 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2926 output before .rela.plt
2927 (Target_powerpc::do_finalize_sections): Update to pass true for
2928 dynrel_includes_plt when 32-bit.
2929
cb1be87e
DK		 29302010-02-08 Doug Kwan <dougkwan@google.com>
2931
2932 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2933 method.
2934 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2935 Arm_relobj::scan_section_for_cortex_a8_stubs,
2936 Arm_relobj::do_relocation_section): Instead of calling
2937 Output_section::output_address, use faster
2938 Arm_relobj::simple_input_section_output_address.
2939
705b5121
DM		 29402010-02-08 David S. Miller <davem@davemloft.net>
2941
2942 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2943 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2944 relocation helper function.
2945
024c4466
DM		 2946 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2947 just like R_SPARC_GOT{10,13,22}.
2948 (Target_sparc::Scan::local): Likewise.
2949 (Target_sparc::Relocate:relocate): Likewise.
2950
9109c078
ILT		 29512010-02-06 Ian Lance Taylor <iant@google.com>
2952
2953 * configure.ac: Rewrite targetobjs duplicate removal code to use
2954 only shell constructs.
2955 * configure: Rebuild.
2956
cf846138
DK		 29572010-02-05 Doug Kwan <dougkwan@google.com>
2958
2959 PR 11247
2960 * arm.cc (Arm_relobj::section_is_scannable): New method.
2961 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2962 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2963
6cfaf60b
DK		 29642010-02-04 Doug Kwan <dougkwan@google.com>
2965
2966 PR 11247
2967 * arm-reloc-property.cc (cstdio): Include.
2968 * configure.ac (targetobjs): Remove duplicates.
2969 * configure: Regenerate.
2970 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2971 big and little endian version for a given address size.
2972
5c57f1be
DK		 29732010-02-03 Doug Kwan <dougkwan@google.com>
2974
2975 * arm-reloc-property.cc
2976 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2977 definition.
2978 * arm-reloc-property.h
2979 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2980 New method definition.
2981 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2982 declaration.
2983 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2984 overflow to N.
2985 (GOT_PREL): Change implemented to Y.
2986 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2987 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2988 (Arm_relocate_functions::movw_abs_nc): Remove method.
2989 (Arm_relocate_functions::movt_abs): Ditto.
2990 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2991 (Arm_relocate_functions::thm_movt_abs): Ditto.
2992 (Arm_relocate_functions::movw_rel_nc): Ditto.
2993 (Arm_relocate_functions::movw_rel): Ditto.
2994 (Arm_relocate_functions::movt_rel): Ditto.
2995 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2996 (Arm_relocate_functions:thm_movw_rel): Ditto.
2997 (Arm_relocate_functions:thm_movt_rel): Ditto.
2998 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2999 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3000 New method definitions.
3001 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3002 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3003 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3004 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3005 (Target_arm::Relocate::relocate): Check for non-static or
3006 unimplemented relocation code and exit early. Change calls to
3007 Target_arm::reloc_uses_thumb_bit and
3008 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3009 instead. Refactor code to handle similar relocations to increase
3010 code sharing. Remove check for unsupported relocation code in switch
3011 statement.
3012 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3013 relocation property table to find out size. Change error message to
3014 print out the name of a relocation code instead of the numeric value.
3015 (Target_arm::scan_reloc_for_stub): Use relocation property table
3016 instead of calling Target_arm::reloc_uses_thumb_bit().
3017
218c5831
DK		 30182010-02-02 Doug Kwan <dougkwan@google.com>
3019
3020 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3021 types of relaxed input section.
3022
0d31c79d
DK		 30232010-02-02 Doug Kwan <dougkwan@google.com>
3024
3025 * Makefile.am (HFILES): Add arm-reloc-property.h.
3026 (DEFFILES): New.
3027 (TARGETSOURCES): Add arm-reloc-property.cc
3028 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3029 (libgold_a_SOURCES): $(DEFFILES)
3030 * Makefile.in: Regenerate.
3031 * arm-reloc-property.cc: New file.
3032 * arm-reloc-property.h: New file.
3033 * arm-reloc.def: New file.
3034 * arm.cc: Update comments.
3035 (arm-reloc-property.h): New included header.
3036 (arm_reloc_property_table): New global variable.
3037 (Target_arm::do_select_as_default_target): New method definition.
3038 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3039 arm-reloc-property to targ_extra_obj.
3040 * parameters.cc (set_parameters_target): Call
3041 Target::select_as_default_target().
3042 * target.h (Target::select_as_default_target): New method definition.
3043 (Target::do_select_as_default_target): Same.
3044
546c7457
DK		 30452010-02-01 Doug Kwan <dougkwan@google.com>
3046
3047 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3048 first_output_text_section_.
3049 (Arm_exidx_fixup::first_output_text_section): New method definition.
3050 (Arm_exidx_fixup::first_output_text_section_): New data member.
3051 (Arm_exidx_fixup::process_exidx_section): Record the first text
3052 output section seen.
3053 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3054 and entsize in output section header.
3055
11b861d5
DK		 30562010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3057
3058 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3059 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3060 (Arm_relocate_functions::thm_alu11): New Method.
3061 (Arm_relocate_functions::thm_pc8): New Method.
3062 (Arm_relocate_functions::thm_pc12): New Method.
3063 (Target_arm::Scan::local): Handle the relocations.
3064 (Target_arm::Scan::global): Likewise.
3065 (Target_arm::Relocate::relocate): Likewise.
3066 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3067
c9a2c125
DK		 30682010-01-29 Doug Kwan <dougkwan@google.com>
3069
3070 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3071 of relocation types as ld.
3072
1521477a
DK		 30732010-01-29 Doug Kwan <dougkwan@google.com>
3074
3075 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3076 to public.
3077 (Arm_relocate_functions::thumb_branch_common): Ditto.
3078 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3079 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3080 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3081 Arm_relocate_functions::jump24): Remove.
3082 (Target_arm::Relocate::relocate): Adjust code to call
3083 Arm_relocation_functions::arm_branch_common and
3084 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3085 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3086
e7eca48c
DK		 30872010-01-29 Doug Kwan <dougkwan@google.com>
3088
3089 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3090 output_local_symbol_count_needs_update_.
3091 (Arm_relobj::output_local_symbol_count_needs_update,
3092 Arm_relobj::set_output_local_symbol_count_needs_update,
3093 Arm_relobj::update_output_local_symbol_count): New methods.
3094 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3095 member.
3096 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3097 of pointed function as in a R_ARM_PREL31 relocation.
3098 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3099 for output local symbol count updating.
3100 (Target_arm::do_relax): Update output local symbol counts in objects
3101 if necessary.
3102 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3103
02961d7e
ILT		 31042010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3105
3106 * arm.cc: Added support for the ARM relocations:
3107 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3108 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3109 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3110 movw_prel_nc).
3111 (Arm_relocate_functions::movw_rel): New method.
3112 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3113 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3114 thm_movw_prel_nc).
3115 (Arm_relocate_functions::thm_movw_rel): New method.
3116 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3117 thm_movt_prel).
3118 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3119 relocations.
3120 (Target_arm::Scan::global): Likewise.
3121 (Target_arm::Relocate::relocate): Likewise.
3122 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3123 Likewise.
3124
b10d2873
ILT		 31252010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3126
3127 * arm.cc: Added support for ARM group relocations.
3128 (Target_arm::reloc_needs_sym_origin): New method.
3129 (Arm_relocate_functions::calc_grp_kn): New method.
3130 (Arm_relocate_functions::calc_grp_residual): New method.
3131 (Arm_relocate_functions::calc_grp_gn): New method.
3132 (Arm_relocate_functions::arm_grp_alu): New Method.
3133 (Arm_relocate_functions::arm_grp_ldr): New Method.
3134 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3135 (Arm_relocate_functions::arm_grp_ldc): New Method.
3136 (Target_arm::Scan::local): Handle the ARM group relocations.
3137 (Target_arm::Scan::global): Likewise.
3138 (Target_arm::Relocate::relocate): Likewise.
3139 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3140 Likewise.
3141
2b328d4e
DK		 31422010-01-26 Doug Kwan <dougkwan@google.com>
3143
3144 * arm.cc (set): Include.
3145 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3146 pointer type.
3147 (Arm_output_section::Text_section_list): New type.
3148 (Arm_output_section::append_text_sections_to_list): New method.
3149 (Arm_output_section::fix_exidx_coverage): Ditto.
3150 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3151 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3152 Relobj::set_section_offset() instead of
3153 Sized_relobj::invalidate_section_offset().
3154 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3155 parameter for section headers. Ignore relocation sections for
3156 unallocated sections and EXIDX sections.
3157 (Target_arm::fix_exidx_coverage): New method.
3158 (Target_arm::output_section_address_less_than): New type.
3159 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3160 linked text section instead of the EXIDX section.
3161 (Arm_output_section::create_stub_group): Add an assertion to check
3162 that this is not an EXIDX output section.
3163 (Arm_output_section::append_text_sections_to_list): New method.
3164 (Arm_output_section::fix_exidx_coverage): Ditto.
3165 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3166 Arm_relobj::section_needs_reloc_stub_scanning.
3167 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3168 first pass.
3169 (Target_arm::fix_exidx_coverage): New method.
3170 * object.h (Relobj::set_output_section): New method.
3171 (Sized_relobj::invalidate_section_offset): Remove method.
3172 (Sized_relobj::do_invalidate_section_offset): Remove method.
3173 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3174
c7f3c371
DK		 31752010-01-25 Doug Kwan <dougkwan@google.com>
3176
3177 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3178 Fix warning due to signed and unsigned comparison on a 32-bit host.
3179
8923b24c
DK		 31802010-01-22 Doug Kwan <dougkwan@google.com>
3181
3182 * arm.cc (Target_arm::do_relax): Record an output section for section
3183 offset adjustment it contains any stub table that has changed.
3184 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3185 offsets in an output section if necessary.
3186 * output.cc (Output_section::Output_section): Initialize
3187 section_offsets_need_adjustments_.
3188 (Output_section::add_input_section_for_script): Renamed to
3189 Output_section::add_simple_input_section.
3190 (Output_section::save_states): Add a comment.
3191 (Output_section::discard_states): New method defintion.
3192 (Output_section::adjust_section_offsets): Same.
3193 * output.h (Output_section::add_input_section_for_script): Renamed to
3194 Output_section::add_simple_input_section.
3195 (Output_section::discard_states): New method declaration.
3196 (Output_section::adjust_section_offsets): Same.
3197 (Output_section::section_offsets_need_adjustment,
3198 Output_section::set_section_offsets_need_adjustment): New method
3199 definitions.
3200 (Output_section::section_offsets_need_adjustment_): New data member.
3201 * script-sections.cc
3202 (Output_section_element_input::set_section_address): Adjust code for
3203 renaming of Output_section::add_input_section_for_script.
3204 (Orphan_output_section::set_section_address): Same.
3205
9b2fd367
DK		 32062010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3207
3208 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3209 Fix_v4bx enum values .
3210 * gold/options.h (General_options): New option definitions.
3211 (General_options::fix_v4bx): New method.
3212 (General_options::Fix_v4bx): New enum.
3213 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3214 (General_options::parse_fix_v4bx_interworking): New method.
3215
80d0d023
DK		 32162010-01-22 Doug Kwan <dougkwan@google.com>
3217
3218 * arm.cc (Arm_exidx_fixup): New class.
3219
af2cdeae
DK		 32202010-01-21 Doug Kwan <dougkwan@google.com>
3221
3222 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3223 classes.
3224 (Arm_exidx_section_offset_map): New type.
3225
993d07c1
DK		 32262010-01-21 Doug Kwan <dougkwan@google.com>
3227
3228 * arm.cc (Arm_exidx_input_section): New class.
3229 (Arm_relobj::exidx_input_section_by_link,
3230 Arm_relobj::exidx_input_section_by_shndx,
3231 Arm_relobj::make_exidx_input_section): New methods.
3232 (read_arm_attributes_section): Remove.
3233 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3234 information about them.
3235 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3236 to here.
3237
5ac169d4
DK		 32382010-01-20 Doug Kwan <dougkwan@google.com>
3239
3240 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3241 Input_section_specifier to Section_id.
3242 (Target_arm::new_arm_input_section: Adjust code for change of key
3243 type.
3244 (Target_arm::find_arm_input_section): Ditto.
3245 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3246 (Section_id): Remove.
3247 (Garbage_collection::Section_id_hash): Remove.
3248 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3249 (Section_id): Remove.
3250 (Icf::Section_id_hash): Remove.
3251 * object.h (Section_id, Const_section_id, Section_id_hash,
3252 Const_section_id_hash): New type definitions.
3253 * output.cc (Output_section::add_relaxed_input_section): Change to
3254 use Const_section_id instead of Input_section_specifier as key type.
3255 (Output_section::add_merge_input_section): Ditto.
3256 (Output_section::build_relaxation_map): Change to use Section_id
3257 instead of Input_section_specifier as key type.
3258 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3259 Ditto.
3260 (Output_section::convert_input_sections_to_relaxed_sections): Change
3261 to use Const_section_id instead of Input_section_specifier as key type.
3262 (Output_section::find_merge_section): Ditto.
3263 (Output_section::find_relaxed_input_section): Ditto.
3264 * output.h (Input_section_specifier): Remove class.
3265 (Output_section::Output_section_data_by_input_section_map): Change
3266 key type to Const_section_id.
3267 (Output_section::Output_relaxed_input_section_by_input_section_map):
3268 Ditto.
3269 (Output_section::Relaxation_map): Change key type to Section_id.
3270
a2162063
ILT		 32712010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3272
3273 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3274 (class Arm_v4bx_stub): New class.
3275 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3276 (Stub_factory::make_arm_v4bx_stub): New method.
3277 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3278 (Stub_table::empty): Handle v4bx stubs.
3279 (Stub_table::add_arm_v4bx_stub): New method.
3280 (Stub_table::find_arm_v4bx_stub): New method.
3281 (Arm_relocate_functions::v4bx): New method.
3282 (Target_arm::fix_v4bx): New method.
3283 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3284 (Stub_table::relocate_stubs): Likewise.
3285 (Stub_table::do_write): Likewise.
3286 (Stub_table::update_data_size_and_addralign): Likewise.
3287 (Stub_table::finalize_stubs): Likewise.
3288 (Target_arm::Scan::local): Likewise.
3289 (Target_arm::Scan::global): Likewise.
3290 (Target_arm::do_finalize_sections): Likewise.
3291 (Target_arm::Relocate::relocate): Likewise.
3292 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3293 Likewise.
3294 (Target_arm::scan_reloc_for_stub): Likewise.
3295 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3296
5696ab0b
ILT		 32972010-01-19 Ian Lance Taylor <iant@google.com>
3298
3299 * output.cc (Output_section_headers::do_sized_write): Write large
3300 segment count to sh_info field.
3301 (Output_file_header::do_sized_write): For large segment count,
3302 write PN_XNUM to e_phnum field.
3303
800d0f56
ILT		 33042010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3305
3306 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3307 (Arm_relocate_functions::thm_jump8): New function.
3308 (Arm_relocate_functions::thm_jump11): New function.
3309 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3310 R_ARM_THM_JUMP11.
3311 (Target_arm::Scan::global): Likewise.
3312 (Target_arm::Relocate::relocate): Likewise.
3313 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3314 Likewise.
3315
41263c05
DK		 33162010-01-14 Doug Kwan <dougkwan@google.com>
3317
3318 * arm.cc (map, utility): Include headers.
3319 (Target_arm::apply_cortex_a8_workaround): New method.
3320 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3321 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3322 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3323 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3324 the --[no-]fix-cortex-a8 command line options.
3325 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3326 (Target_arm::relocate_stub): Use addend in instruction template.
3327 * options.h (DEFINE_bool): Set the user-set flag.
3328 (General_options): Add --[no-]-fix-cortex options.
3329 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3330 : Update fast look-up map after conversion.
41263c05 3331
459e9b03
ST		 33322010-01-14 Sriraman Tallam <tmsriram@google.com>
3333
3334 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3335 in the first pass of do_layout.
3336
b521dfe4
DK		 33372010-01-13 Doug Kwan <dougkwan@google.com>
3338
3339 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3340 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3341 apparent compiler problem of not folding static constant integral
3342 data members of elfcpp::Elf_sizes<32>.
3343
44272192
DK		 33442010-01-13 Doug Kwan <dougkwan@google.com>
3345
3346 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3347 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3348 Arm_relobj::scan_section_for_cortex_a8_erratum,
3349 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3350 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3351 sections to scan for relocation stubs into a new method
3352 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3353 relocation and Cortex-A8 stub scanning.
3354 (Target_arm::do_relax): Force stubs to be after stubbed sections
3355 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3356 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3357 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3358
44b71ece
ILT		 33592010-01-12 Ian Lance Taylor <iant@google.com>
3360
3361 * target-reloc.h (visibility_error): New inline function.
3362 (relocate_section): Call visibility_error.
3363 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3364 (MOSTLYCLEANFILES): Likewise.
3365 (protected_4_pic.o, protected_3.err): New targets.
3366 * testsuite/protected_4.cc: New file.
3367
a120bc7f
DK		 33682010-01-12 Doug Kwan <dougkwan@google.com>
3369
3370 * arm.cc (Cortex_a8_reloc): New class.
3371 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3372 and cortex_a8_relocs_info_.
3373 (Target_arm::fix_cortex_a8): New method definition.
3374 (Target_arm::Cortex_a8_relocs_info): New type.
3375 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3376 New data member declarations.
3377 (Target_arm::scan_reloc_for_stub): Record information about
3378 relocations for THUMB branches that might be exempted from the
3379 Cortex-A8 workaround.
3380 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3381 at the beginning of a relaxation pass.
3382
20138696
DK		 33832010-01-12 Doug Kwan <dougkwan@google.com>
3384
3385 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3386 (Arm_relobj::Mapping_symbol_position,
3387 Arm_reloj::Mapping_symbol_position_less,
3388 Arm_relobj::Mapping_symbols_info): New types.
3389 (Target_arm::is_mapping_symbol_name): New method definition.
3390 (Arm_relobj::do_count_local_symbols): Save information about mapping
3391 symbols.
3392
089d69dc
DK		 33932010-01-11 Doug Kwan <dougkwan@google.com>
3394
3395 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3396 Arm_relocate_functions::thumb32_branch_upper,
3397 Arm_relocate_functions::thumb32_branch_lower,
3398 Arm_relocate_functions::thumb32_cond_branch_offset,
3399 Arm_relocate_functions::thumb32_cond_branch_upper,
3400 Arm_relocate_functions::thumb32_cond_branch_lower,
3401 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3402 branch offset encoding.
3403 (Arm_relocate_functions::thumb_branch_common): Use new branch
3404 offset encoding methods to avoid code duplication.
3405 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3406 (Stub_addend_reader::operator()): Use new branch encoding method
3407 to avoid code duplication.
3408
99e5bff2
DK		 34092010-01-11 Doug Kwan <dougkwan@google.com>
3410
3411 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3412 (Target_arm::do_finalize_sections): Define special EXIDX section
3413 symbols only if referenced.
3414 * gc.h (Garbage_collection::add_reference): New method.
3415 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3416 code duplication.
3417
98e090bd
ILT		 34182010-01-11 Ian Lance Taylor <iant@google.com>
3419
d0a91bd8
ILT		 3420 * script.cc (Version_script_info::build_expression_list_lookup):
3421 Change complaing about duplicate wildcard match from error to
3422 warning.
3423
98e090bd
ILT		 3424 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3425 of 2009-12-30.
3426 (Version_script_info::Version_script_info): Initialize globs_,
3427 default_version_, default_is_global_, and exact_. Don't
3428 initialize globals_ or locals_.
3429 (Version_script_info::build_lookup_tables): Build local symbols
3430 first.
3431 (Version_script_info::unquote): New function.
3432 (Version_script_info::add_exact_match): New function.
3433 (Version_script_info::build_expression_list_lookup): Remove lookup
3434 parameter. Add is_global parameter. Change all callers. Handle
3435 wildcard pattern specially. Unquote pattern. Call
3436 add_exact_match.
3437 (Version_script_info::get_name_to_match): New function.
3438 (Version_script_info::get_symbol_version): New function.
3439 (Version_script_info::get_symbol_version_helper): Remove.
3440 (Version_script_info::check_unmatched_names): Call unquote.
3441 * script.h (class Version_script_info): Change get_symbol_version
3442 to be non-inline and add is_global parameter; change all callers.
3443 Rewrite symbol_is_local. Update declarations. Define struct
3444 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3445 Remove globals_ and locals_ members. Add exact_, globs_,
3446 default_version_, is_global_.
3447 (Version_script_info::Glob): Remove pattern, add expression and
3448 is_global. Update constructor. Change all callers.
3449 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3450 default version.
3451 (Versions::symbol_section_contents): If a symbol is undefined, or
3452 defined in a dynamic object, set the version index to
3453 VER_NDX_LOCAL.
3454 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3455 symbol_is_local.
3456 (Symbol_table::add_from_pluginobj): Likewise.
3457 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3458
d56962d3
DK		 34592010-01-11 Doug Kwan <dougkwan@google.com>
3460
3461 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3462 (incremental_dump_LDADD): Add linking option for libintl.
3463 * Makefile.in: Regenerate.
3464
94e6ee91
L		 34652010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3466
3467 PR gold/11144
3468 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3469 instead of -Ds.
3470 * testsuite/Makefile.in: Regenerated.
3471
e96c574b
DK		 34722010-01-10 Doug Kwan <dougkwan@google.com>
3473
3474 * options.h (DEFINE_var): Use parentheses around argument varname__
3475 in macro body to avoid any unintended subsequent substitutions.
3476
7198066b
ILT		 34772010-01-10 Ian Lance Taylor <iant@google.com>
3478
ba4d53bf
ILT		 3479 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3480 candidates before doing symbol resolution.
3481
7198066b
ILT		 3482 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3483 ODR candidates if only one is weak.
3484
a2beed37
ILT		 34852010-01-08 Ian Lance Taylor <iant@google.com>
3486
3487 * script.cc (Version_script_info::build_expression_list_lookup):
3488 Don't warn about ambiguous version, just record the ambiguity.
3489 (Version_script_info::get_symbol_version_helper): Give error if
3490 version is ambiguous.
3491
2fb7225c
DK		 34922010-01-08 Doug Kwan <dougkwan@google.com>
3493
3494 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3495 prev_data_size_ and prev_addralign_. Remove initializer for
3496 deleted data member has_been_changed_.
3497 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3498 to determine if the table is empty.
3499 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3500 Remove.
3501 (Stub_table::add_reloc_stub): Define method in class definition
3502 instead of just declaring it there.
3503 (Stub_table::add_cortex_a8_stub): New method definition.
3504 (Stub_table::update_data_size_and_addralign): Ditto.
3505 (Stub_table::finalize_stubs): Ditto.
3506 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3507 (Stub_table::do_addralign_): Return address alignment in the
3508 (Stub_table::do_reset_address_and_file_offset): Define method in
3509 class definition instead of declaring it there. Set current data
3510 size to be the data size of the previous pass.
3511 (Stub_table::set_final_data_size): Use current data size as the
3512 final data size.
3513 (Stub_table::relocate_stub): Change parameter type of stub from
3514 Reloc_stub pointer to Stub pointer.
3515 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3516 (Stub_table::Cortex_a8_stub_list): New typedef.
3517 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3518 Stub_table::prev_addralign_): New data member.
3519 (Arm_relobj::Arm_relobj): Initialize data member
3520 section_has_cortex_a8_workaround_.
3521 (Arm_relobj::section_has_cortex_a8_workaround,
3522 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3523 definitions.
3524 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3525 declarations.
3526 (Target_arm::relocate_stub): Change parameter type of stub from
3527 Reloc_stub pointer to Stub pointer.
3528 (Insn_template::size, Insn_template::alignment): Handle
3529 THUMB16_SPECIAL_TYPE.
3530 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3531 Stub_table::update_data_size_and_addralign,
3532 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3533 definitions.
3534 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3535 (Stub_table::do_write): Ditto.
3536 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3537
880cd20d
ILT		 35382010-01-08 Ian Lance Taylor <iant@google.com>
3539
3540 PR 11108
3541 * symtab.h (class Symbol): Remove fields is_target_special_ and
3542 has_plt_offset_. Add field is_defined_in_discarded_section_.
3543 (Symbol::is_defined_in_discarded_section): New function.
3544 (Symbol::set_is_defined_in_discarded_section): New function.
3545 (Symbol::has_plt_offset): Rewrite.
3546 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3547 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3548 Don't initialize is_target_special_ or has_plt_offset_.
3549 Initialize is_defined_in_discarded_section_.
3550 (Symbol_table::add_from_relobj): If appropriate, set
3551 is_defined_in_discarded_section.
3552 * resolve.cc (Symbol::override_base_with_special): Don't test
3553 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3554 * target-reloc.h (relocate_section): Do special handling for
3555 symbols defined in discarded sections for global symbols as well
3556 as local symbols.
3557
2703e3eb
ILT		 35582010-01-08 Ian Lance Taylor <iant@google.com>
3559
3560 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3561 the SHT_SYMTAB case.
3562
339d40a3
ILT		 35632010-01-08 Ian Lance Taylor <iant@google.com>
3564
3565 * object.cc (Sized_relobj::do_layout): Don't get confused if
3566 layout_eh_frame returns NULL.
3567
abecea76
ILT		 35682010-01-08 Ian Lance Taylor <iant@google.com>
3569
3570 PR 11084
3571 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3572 dynamic symbol table, use the normal symbol table.
3573 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3574 symbol table.
3575
6b7dd3f3
ILT		 35762010-01-08 Ian Lance Taylor <iant@google.com>
3577
3578 PR 11072
3579 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3580 sections.
3581
36c50e63
L		 35822010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3583
3584 * version.cc (print_version): Change to "Copyright 2010".
3585
e291e7b9
ILT		 35862010-01-08 Ian Lance Taylor <iant@google.com>
3587
3588 PR 10287
3589 PR 11063
3590 * i386.cc (class Target_i386): Change return type of plt_section
3591 to be non-const.
3592 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3593 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3594 tls_desc_rel_ field.
3595 (Output_data_plt_i386::rel_tls_desc): New function.
3596 (Target_i386::rel_tls_desc_section): New function.
3597 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3598 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3599 R_386_TLS_DESC reloc in rel_tls_desc_section.
3600 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3601 Define struct Tlsdesc_info.
3602 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3603 (Target_x86_64::do_reloc_symbol_index): New function.
3604 (Target_x86_64::add_tlsdesc_info): New function.
3605 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3606 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3607 tlsdesc_rel_ field.
3608 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3609 all callers.
3610 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3611 (Target_x86_64::rela_tlsdesc_section): New function.
3612 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3613 handling.
3614 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3615 (Target_x86_64::do_reloc_addend): New function.
3616 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3617 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3618 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3619 (Output_reloc::type): New function.
3620 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3621 (Output_reloc::is_target_specific): New function.
3622 (Output_reloc::target_arg): New function.
3623 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3624 absolute relocs and target specific relocs.
3625 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3626 add_target_specific.
3627 (class Output_data_reloc) [SHT_RELA]: Likewise.
3628 * output.cc (Output_reloc::Output_reloc): Add four new versions
3629 for absolute relocs and target specific relocs.
3630 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3631 (Output_reloc::get_symbol_index): Likewise.
3632 (Output_reloc::local_section_offset): Check that local_sym_index_
3633 is not TARGET_CODE or 0.
3634 (Output_reloc::symbol_value): Likewise.
3635 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3636 reloc.
3637 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3638 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3639 functions.
3640 * layout.cc (add_target_dynamic_tags): Use output section for
3641 DT_PLTRELSZ and DT_JMPREL.
3642
3a44184e
ILT		 36432010-01-07 Ian Lance Taylor <iant@google.com>
3644
3645 PR 11061
3646 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3647 function.
3648 (class Output_data_reloc_generic): Define.
3649 (class Output_data_reloc_base): Change base class to
3650 Output_data_reloc_generic. Change add() method to call
3651 bump_relative_reloc_count for a relative reloc. Remove
3652 sort_relocs_ field.
3653 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3654 to sort_relocs().
3655 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3656 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3657 appropriate.
3658 * layout.h (class Layout): Update declaration.
3659
ea715a34
ILT		 36602010-01-07 Ian Lance Taylor <iant@google.com>
3661
3662 * output.h (class Output_data): Add const version of
3663 output_section and do_output_section.
3664 (class Output_section_data): Add const version of
3665 do_output_section.
3666 (class Output_section): Likewise.
3667 * layout.cc (Layout::add_target_dynamic_tags): New function.
3668 * layout.h (class Layout): Update declarations.
3669 * arm.cc (Target_arm::do_finalize_sections): Use
3670 add_target_dynamic_tags.
3671 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3672 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3673 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3674 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3675
659948a4
ILT		 36762010-01-07 Ian Lance Taylor <iant@google.com>
3677
3678 PR 11042
3679 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3680 object as needed.
3681
9d3b86f6
ILT		 36822010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3683 Ian Lance Taylor <iant@google.com>
3684
3685 PR 11019
3686 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3687 Xindex::read_symtab_xindex.
3688
bb0d3eb0
DK		 36892010-01-07 Doug Kwan <dougkwan@google.com>
3690
3691 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3692 (Insn_template::thumb16_bcond_insn): New method declaration.
3693 (Insn_template): Fix spelling.
3694 (Stub::thumb16_special): New method declaration.
3695 (Stub::do_write): Define virtual method which was previously pure
3696 virtual.
3697 (Stub::do_thumb16_special): New method declaration.
3698 (Stub::do_fixed_endian_write): New template member.
3699 (Reloc_stub::do_write): Remove.
3700 (Reloc_stub::do_fixed_endian_write): Remove.
3701 (Cortex_a8_stub): New class definition.
3702 (Stub_factory::make_cortex_a8_stub): New method definition.
3703 (Stub_factory::Stub_factory): Add missing static storage class
3704 qualifier for elf32_arm_stub_a8_veneer_blx.
3705
ffeef7df
ILT		 37062010-01-07 Ian Lance Taylor <iant@google.com>
3707
dc3f80fe
ILT		 3708 PR 10980
3709 * options.h (class General_options): Add --warn-unresolved-symbols
3710 and --error-unresolved-symbols.
3711 * errors.cc (Errors::undefined_symbol): Implement
3712 --warn-unresolved-symbols.
3713
ffeef7df
ILT		 3714 * options.h (class General_options): Add -z text and -z textoff.
3715 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3716
f1ec9ded
ST		 37172010-01-06 Sriraman Tallam <tmsriram@google.com>
3718
3719 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3720 (Garbage_collection::cident_sections): New function.
3721 (Garbage_collection::add_cident_section): New function.
3722 (Garbage_collection::cident_sections_): New member.
3723 (gc_process_relocs): Add references to sections whose names are C
3724 identifiers.
3725 * gold.h (cident_section_start_prefix): New constant.
3726 (cident_section_stop_prefix): New constant.
3727 (is_cident): New function.
3728 * layout.cc (Layout::define_section_symbols): Replace string constants
3729 with the newly defined constants.
3730 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3731 C identifiers.
3732 * testsuite/Makefile.am: Add gc_orphan_section_test.
3733 * testsuite/Makefile.in: Regenerate.
3734 * testsuite/gc_orphan_section_test.cc: New file.
3735 * testsuite/gc_orphan_section_test.sh: New file.
3736
6eda8c29
ILT		 37372010-01-06 Ian Lance Taylor <iant@google.com>
3738
b9674e17
ILT		 3739 PR 10980
3740 * options.h (class General_options): Add --warn-shared-textrel.
3741 * layout.cc (Layout::finish_dynamic_section): Implement
3742 --warn-shared-textrel.
3743
6eda8c29
ILT		 3744 PR 10980
3745 * options.h (class General_options): Add --warn-multiple-gp.
3746
32dcd44e
ILT		 37472010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3748
3749 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3750 $(THREADSLIB) and $(LIBDL).
3751 * Makefile.in: Rebuild.
3752
a192ba05
ILT		 37532010-01-06 Ian Lance Taylor <iant@google.com>
3754
3755 PR 10980
3756 * options.cc (General_options::parse_section_start): New function.
3757 (General_options::section_start): New function.
3758 (General_options::General_options): Initialize all members.
3759 * options.h: Include <map>
3760 (class General_options): Add --section-start. Add section_starts_
3761 member.
3762 * layout.cc (Layout::attach_allocated_section_to_segment): If
3763 --section-start was used, set the address of the segment. Remove
3764 local sort_sections.
3765 (Layout::relaxation_loop_body): If the address of the load segment
3766 has been set by --section-start, don't use it.
3767 * output.h (Output_segment::update_flags_for_output_section): New
3768 function.
3769 * output.cc (Output_segment::add_output_section): Call
3770 update_flags_for_output_section.
3771
dde3f402
ILT		 37722010-01-05 Ian Lance Taylor <iant@google.com>
3773
62dfdd4d
ILT		 3774 PR 10980
3775 * options.h (class General_options): Add --undefined-version.
3776 * script.cc (struct Version_expression): Add was_matched_by_symbol
3777 field.
3778 (Version_script_info::matched_symbol): New function.
3779 (Version_script_info::get_symbol_version_helper): Call
3780 matched_symbol.
3781 (Version_script_info::check_unmatched_names): New function.
3782 * script.h (class Version_script_info): Update declarations.
3783 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3784
9c4ae156
ILT		 3785 * options.h (class General_options): Use DEFINE_bool_alias for
3786 allow_multiple_definition.
3787 * resolve.cc (Symbol_table::should_override): Don't test
3788 allow_multiple_definition.
3789
dde3f402
ILT		 3790 PR 10980
3791 * options.h (class General_options): Add --cref.
3792 * main.cc (main): Print cref table if --cref. Don't close mapfile
3793 until after printing cref table.
3794 * cref.cc: Include "symtab.h".
3795 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3796 (Cref_table_compare::operator()): New function.
3797 (Cref_inputs::gather_cref): New function.
3798 (filecol): New static const.
3799 (Cref_inputs::print_cref): New function.
3800 (Cref::print_cref): New function.
3801 * cref.h: Include <cstdio>.
3802 (class Cref): Update declarations.
3803 * mapfile.h (Mapfile::file): New function.
3804 * object.h (class Object): Define Symbols. Declare virtual
3805 do_get_global_symbols.
3806 (Object::get_global_symbols): New function.
3807 * object.cc (Input_objects::add_object): Pass object to cref_ if
3808 --cref.
3809 (Input_objects::archive_start): Likewise.
3810 (Input_objects::archive_stop): Likewise.
3811 (Input_objects::print_cref): New function.
3812 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3813 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3814 --cref.
3815 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3816 function.
3817 * plugin.h (class Sized_pluginobj): Update declarations.
3818
8781f709
ILT		 38192010-01-05 Ian Lance Taylor <iant@google.com>
3820
3821 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3822 to is_default_version. Rename insdef to insdefault.
3823 (Symbol_table::add_from_relobj): Rename def to is_default_version
3824 and local to is_forced_local.
3825 (Symbol_table::add_from_pluginobj): Likewise.
3826 (Symbol_table::add_from_dynobj): Likewise.
3827 (Symbol_table::define_special_symbol): Rename insdef to
3828 insdefault.
3829
fe35d28d
ILT		 38302010-01-04 Ian Lance Taylor <iant@google.com>
3831
30bc8c46
ILT		 3832 PR 10980
3833 * options.h (class General_options): Add
3834 --allow-multiple-definition and -z muldefs.
3835 * resolve.cc (Symbol_table::should_override): Don't warn about a
3836 multiple symbol definition if --allow-multiple-definition or -z
3837 muldefs.
3838
7eaea549
ILT		 3839 PR 10980
3840 * options.h (class General_options): Add --add-needed and
3841 --copy-dt-needed-entries. Tweak --as-needed help entry.
3842 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3843 error if --copy-dt-needed-entries aka --add-needed is used and
3844 would cause a change in behaviour.
3845
fe35d28d
ILT		 3846 PR 10980
3847 * options.h (class General_options): Add -G as a short version of
3848 --shared. Add no-op options -assert, -g, and -i.
3849
55a2bb35
ST		 38502010-01-04 Sriraman Tallam <tmsriram@google.com>
3851
3852 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3853 check for .text or .gnu.linkonce.t sections.
3854 * icf.cc (Icf::find_identical_sections): Ditto.
3855 Change the detection for mangled function name within the section
3856 name.
3857 * icf.h (is_section_foldable_candidate): New function.
3858
719328e1
ILT		 38592009-12-30 Ian Lance Taylor <iant@google.com>
3860
3861 PR 10980
3862 * options.h (class General_options): Permit two dashes with
3863 --retain-symbols-file.
3864
d7bb5745
ILT		 38652009-12-30 Ian Lance Taylor <iant@google.com>
3866
403a15dd
ILT		 3867 PR 10979
3868 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3869 don't put the file header and segment headers in the text
3870 segment.
3871
eda294df
ILT		 3872 PR 10979
3873 * common.cc (Sort_commons::operator()): Stabilize sort when both
3874 entries are NULL.
3875 (Symbol_table::do_allocate_commons_list): When allocating common
3876 symbols, skip a symbol which is no longer common.
3877 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3878 an object before checking its type.
3879 * testsuite/common_test_2.c: New file.
3880 * testsuite/common_test_3.c: New file.
3881 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3882 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3883 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3884 (common_test_2_pic.o, common_test_2.so): New targets.
3885 (common_test_3_pic.o, common_test_3.so): New targets.
3886 * testsuite/Makefile.in: Rebuild.
3887
d7bb5745
ILT		 3888 PR 10979
3889 * script.cc (read_input_script): If we see a new SECTIONS clause,
3890 and we have added an input section, give an error.
3891 * layout.h (class Layout): Add have_added_input_section function.
3892 Add have_added_input_section_ field.
3893 * layout.cc (Layout::Layout): Initialize
3894 have_added_input_section_.
3895 (Layout::layout): Set have_added_input_section_.
3896 (Layout::layout_eh_frame): Likewise.
3897
fc59c572
ILT		 38982009-12-30 Ian Lance Taylor <iant@google.com>
3899
3900 PR 10931
3901 * options.h (class General_options): Add --sort-common option.
3902 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3903 * common.cc (Sort_common): Add sort_order parameter to
3904 constructor. Add sort_order_ field.
3905 (Sort_commons::operator): Check sort_order_.
3906 (Symbol_table::allocate_commons): Determine the sort order.
3907 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3908 Change all callers.
3909 (Symbol_table::do_allocate_commons_list): Likewise.
3910
1c74fab0
ILT		 39112009-12-30 Ian Lance Taylor <iant@google.com>
3912
3913 PR 10916
3914 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3915 symbols from this object, don't change the visibility of an
3916 undefined symbol.
3917 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3918
6affe781
ILT		 39192009-12-30 Ian Lance Taylor <iant@google.com>
3920
3921 PR 10861
3922 * script.h (class Version_script_info): Define Language enum.
3923 Update declarations. Define Glob, Exact, and Lookup types. Add
3924 new fields globals_, locals_, and is_finalized_.
3925 * script.cc: Various formatting fixes.
3926 (class Parser_closure): Change language_stack_ from a vector of
3927 std::string to one of Version_script_info::Language. Adjust all
3928 uses accordingly.
3929 (class Lazy_demangler): Remove.
3930 (struct Version_expression): Change language from std::string to
3931 Version_script_info::Language.
3932 (Version_script_info::Version_script_info): New function.
3933 (Version_script_info::~Version_script_info): Don't call clear.
3934 (Version_script_info::finalize): New function.
3935 (Version_script_info::build_lookup_tables): New function.
3936 (Version_script_info::build_expression_list_lookup): New
3937 function.
3938 (Version_script_info::get_symbol_version_helper): Rewrite to use
3939 lookup tables.
3940 (Version_script_info::print_expression_list): Adjust to use
3941 Version_script_info::Language.
3942 (script_push_lex_into_version_mode): Check that the version script
3943 has not been finalized.
3944 (version_script_push_lang): Change language string to
3945 Version_script_info::Language.
3946 * options.cc (Command_line::version_script): New function.
3947 * options.h (class General_options): Add finalize_dynamic_list
3948 function. Change version_script from declaration to definition.
3949 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3950 * testsuite/version_script.map: Remove duplicate def of foo.
3951 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3952 version_script.map.
3953 * testsuite/Makefile.in: Rebuild.
3954
818bf354
ILT		 39552009-12-30 Ian Lance Taylor <iant@google.com>
3956
3957 PR 10843
3958 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3959 if the input symbol index is 0, make the output symbol index 0.
3960
ebcc8304
ILT		 39612009-12-30 Ian Lance Taylor <iant@google.com>
3962
3963 PR 10670
3964 * options.h (class General_options): Add -x/--discard-all.
3965 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3966 --discard-all. If the local symbol needs a dynamic entry, check
3967 that before handling --discard-locals.
3968
176fe33f
ILT		 39692009-12-30 Ian Lance Taylor <iant@google.com>
3970
bb321bb1
ILT		 3971 PR 10450
3972 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3973 flags to PF_R.
3974 (Output_segment::add_output_section): Don't change the flags if
3975 the type is PT_TLS.
3976
176fe33f
ILT		 3977 PR 10450
3978 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3979 GNU hash table if they need a dynamic value. Otherwise, don't add
3980 them if they are defined in a dynamic object or are forced local.
3981
e8cd95c7
ILT		 39822009-12-29 Ian Lance Taylor <iant@google.com>
3983
1b81fb71
ILT		 3984 PR 10450
3985 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3986 .gnu.hash table for a 32-bit target.
3987
8d6d383d
ILT		 3988 PR 10450
3989 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3990 regular and a dynamic object only needs a dynamic symbol table
3991 entry if it is externally visible.
3992
e785ec03
ILT		 3993 PR 10450
3994 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3995 constructor. Add global_offset_table_ field.
3996 (Target_i386::got_section): Set global_offset_table_.
3997 (Target_i386::do_finalize_sections): Set global_offset_table_
3998 size.
3999 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4000 in constructor. Add global_offset_table_ field.
4001 (Target_x86_64::got_section): Set global_offset_table_.
4002 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4003 size.
4004
1a2dff53
ILT		 4005 * layout.cc (Layout::Layout): Initialize increase_relro_.
4006 (Layout::get_output_section): Add is_relro, is_last_relro, and
4007 is_first_non_relro parameters. Change all callers.
4008 (Layout::choose_output_section): Likewise.
4009 (Layout::add_output_section_data): Likewise.
4010 (Layout::make_output_section): Likewise.
4011 (Layout::set_segment_offsets): Clear increase_relro when using a
4012 linker script.
4013 * layout.h (class Layout): Add increase_relro method. Add
4014 increase_relro_ field. Update declarations.
4015 * output.cc (Output_section::Output_section): Initialize
4016 is_last_relro_ and is_first_non_relro_.
4017 (Output_segment::add_output_section): Group relro sections is
4018 do_sort is true. Handle is_last_relro and is_first_non_relro.
4019 (Output_segment::maximum_alignment): Remove relro handling.
4020 (Output_segment::set_section_addresses): Add increase_relro
4021 parameter. Change all callers. Add initial alignment to align
4022 relro sections on separate page. Remove old relro handling.
4023 (Output_segment::set_section_list_addresses): Remove in_relro
4024 parameter. Change all callers.
4025 (Output_segment::set_offset): Add increase parameter. Change all
4026 callers. Remove old relro handling.
4027 * output.h (class Output_section): Add new methods: is_last_relro,
4028 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4029 Add is_last_relro_ and is_first_non_relro_ fields.
4030 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4031 Create separate .got.plt section. Call increase_relro.
4032 * x86_64.cc (Target_x86_64::got_section): Likewise.
4033 * testsuite/relro_script_test.t: Add .got.plt.
4034
f0ba79e2
ILT		 4035 PR 10450
4036 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4037 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4038 (Layout::finalize): Call set_dynamic_symbol_size.
4039 (Layout::set_dynamic_symbol_size): New function.
4040 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4041 set_dynamic_symbol_size.
4042
e8cd95c7
ILT		 4043 PR 10450
4044 * output.h (class Output_section): Add is_entsize_zero_ field.
4045 * output.cc (Output_section::Output_section): Initialize
4046 is_entsize_zero_.
4047 (Output_section::set_entsize): If two different entsizes are
4048 requested, force it to zero.
4049 (Output_section::add_input_section): Set flags for .debug_str
4050 before updating section flags. Set entsize.
4051 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4052 and SHF_STRING if all input sections have those flags.
4053
3e1b9a8a
RÁE		 40542009-12-29 Rafael Espindola <espindola@google.com>
4055
4056 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4057 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4058 reporting.
3e1b9a8a 4059
3dcad376
ST		 40602009-12-29 Sriraman Tallam <tmsriram@google.com>
4061
4062 * options.cc (General_options::parse_version): Allow -v to exit
4063 without an error if there is nothing to link.
4064
084e2665
ILT		 40652009-12-29 Ian Lance Taylor <iant@google.com>
4066
4067 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4068 using a version of gcc before 4.1.
4069 * configure: Rebuild.
4070
250acde3
CD		 40712009-12-28 Chris Demetriou <cgd@google.com>
4072
4073 * attributes.cc (Output_attributes_section_data::do_write): Use
4074 std::vector::front rather than std::vector::data.
4075
99fff23b
ILT		 40762009-12-28 Ian Lance Taylor <iant@google.com>
4077
4078 * symtab.h (class Symbol_table): Add enum Defined.
4079 * resolve.cc (Symbol_table::should_override): Add defined
4080 parameter. Change all callers. Test whether object is NULL
4081 before calling a method on it.
4082 (Symbol_table::report_resolve_problem): Add defined parameter.
4083 Change all callers.
4084 (Symbol_table::should_override_with_special): Likewise.
4085 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4086 parameter. Change all callers.
4087 (Symbol_table::do_define_in_output_data): Likewise.
4088 (Symbol_table::define_in_output_segment): Likewise.
4089 (Symbol_table::do_define_in_output_segment): Likewise.
4090 (Symbol_table::define_as_constant): Likewise.
4091 (Symbol_table::do_define_as_constant): Likewise.
4092 * script.h (class Symbol_assignment): Add is_defsym parameter to
4093 constructor; change all callers.
4094 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4095 parameter. Change all callers. Add is_defsym_ field.
4096 (class Parser_closure): Add parsing_defsym parameter to
4097 constructor; change all callers. Add parsing_defsym accessor
4098 function. Add parsing_defsym_ field.
4099
556bd683
ILT		 41002009-12-28 Ian Lance Taylor <iant@google.com>
4101
4102 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4103 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4104
1782c879
ILT		 41052009-12-23 Ian Lance Taylor <iant@google.com>
4106
4107 * i386.cc (Target_i386::do_calls_non_split): Recognize
4108 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4109 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4110 -fsplit-stack prologue when using %r11.
1782c879 4111
329ca2b1
ST		 41122009-12-21 Sriraman Tallam <tmsriram@google.com>
4113
4114 * options.cc (General_options::parse_version): Make -v continue and do
4115 the link like GNU ld does.
4116
d675ff46
RÁE		 41172009-12-17 Rafael Avila de Espindola <espindola@google.com>
4118
4119 * Makefile.am (CCFILES): Add timer.cc.
4120 (HFILES): Add timer.h.
4121 * configure.ac: Check for sysconf and times.
4122 * main.cc: include timer.h.
4123 (main): Use Timer instead of get_run_time.
4124 * timer.cc: New.
4125 * timer.h: New.
4126 * workqueue.cc: include timer.h.
4127 (Workqueue::find_and_run_task):
4128 Report user, sys and wall time.
4129 * Makefile.in: Regenerate.
4130 * config.in: Regenerate.
4131 * configure: Regenerate.
4132
d6344fb5
DK		 41332009-12-16 Doug Kwan <dougkwan@google.com>
4134
4135 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4136 sections.
4137 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4138 relaxed input sections.
4139 * output.cc (Output_section::find_relaxed_input_section): Change
4140 return type to Output_relaxed_input_section pointer. Adjust code
4141 for new type of relaxed_input_section_map_.
4142 * output.h (Output_section::find_relaxed_input_section): Change
4143 return type to Output_relaxed_input_section pointer.
4144 (Output_section::Output_relaxed_input_section_by_input_section_map):
4145 New type.
4146 (Output_section::relaxed_input_section_map_): Change type to
4147 Output_section::Output_relaxed_input_section_by_input_section_map.
4148 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4149 input section.
4150
0e0d5469
ILT		 41512009-12-15 Ian Lance Taylor <iant@google.com>
4152
4153 * layout.cc (Layout::create_shstrtab): Only write out after input
4154 sections if we are compressing debug sections.
4155
0649a889
ILT		 41562009-12-15 Ian Lance Taylor <iant@google.com>
4157
4158 * archive.cc (Archive::add_symbols): Only look up a symbol without
4159 a version if there is, in fact, a version.
4160
2ea97941
ILT		 41612009-12-14 Ian Lance Taylor <iant@google.com>
4162
4163 Revert -Wshadow changes, all changes from:
4164 2009-12-11 Doug Kwan <dougkwan@google.com>
4165 2009-12-11 Nick Clifton <nickc@redhat.com>
4166 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4167
b0eec2cc
DK		 41682009-12-11 Doug Kwan <dougkwan@google.com>
4169
4170 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4171 due to -Wshadow.
4172 * attributes.cc (Object_attribute::size): Ditto.
4173 (Attributes_section_data::size): Ditto.
4174 (Attributes_section_data::Attributes_section_data): Ditto.
4175 (Output_attributes_section_data::do_write): Ditto.
4176 * attributes.h (Object_attribute::set_type): Ditto.
4177 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4178
91d6fa6a
NC		 41792009-12-11 Nick Clifton <nickc@redhat.com>
4180
4181 * archive.cc: Fix shadowed variable warnings.
4182 * arm.cc: Likewise.
4183 * compressed_output.cc: Likewise.
4184 * compressed_output.h: Likewise.
4185 * configure: Likewise.
4186 * dwarf_reader.cc: Likewise.
4187 * dynobj.cc: Likewise.
4188 * dynobj.h: Likewise.
4189 * ehframe.cc: Likewise.
4190 * ehframe.h: Likewise.
4191 * errors.cc: Likewise.
4192 * expression.cc: Likewise.
4193 * fileread.cc: Likewise.
4194 * fileread.h: Likewise.
4195 * freebsd.h: Likewise.
4196 * i386.cc: Likewise.
4197 * icf.cc: Likewise.
4198 * incremental.h: Likewise.
4199 * layout.cc: Likewise.
4200 * layout.h: Likewise.
4201 * mapfile.cc: Likewise.
4202 * merge.cc: Likewise.
4203 * merge.h: Likewise.
4204 * object.cc: Likewise.
4205 * object.h: Likewise.
4206 * options.h: Likewise.
4207 * output.cc: Likewise.
4208 * output.h: Likewise.
4209 * parameters.cc: Likewise.
4210 * plugin.cc: Likewise.
4211 * powerpc.cc: Likewise.
4212 * reduced_debug_output.cc: Likewise.
4213 * reduced_debug_output.h: Likewise.
4214 * reloc.cc: Likewise.
4215 * reloc.h: Likewise.
4216 * resolve.cc: Likewise.
4217 * script-sections.cc: Likewise.
4218 * script.cc: Likewise.
4219 * script.h: Likewise.
4220 * sparc.cc: Likewise.
4221 * symtab.cc: Likewise.
4222 * symtab.h: Likewise.
4223 * target-select.cc: Likewise.
4224 * target-select.h: Likewise.
4225 * token.h: Likewise.
4226 * workqueue.cc: Likewise.
4227 * workqueue.h: Likewise.
4228 * x86_64.cc: Likewise.
4229
a0351a69
DK		 42302009-12-10 Doug Kwan <dougkwan@google.com>
4231
4232 * arm.cc (attributes.h): New include.
4233 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4234 (Arm_relobj::~Arm_relobj): Delete object pointed by
4235 attributes_section_data_.
4236 (Arm_relobj::attributes_section_data): New method definition.
4237 (Arm_relobj::attributes_section_data_): New data member declaration.
4238 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4239 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4240 attributes_section_data_.
4241 (Arm_dynobj::attributes_section_data): New method definition.
4242 (Arm_dynobj::attributes_section_data_): New data member declaration.
4243 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4244 initialization value of may_use_blx_ to false.
4245 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4246 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4247 object attributes to compute results instead of hard-coding.
4248 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4249 Target_arm::get_secondary_compatible_arch,
4250 Target_arm::set_secondary_compatible_arch
4251 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4252 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4253 New method declarations.
4254 (Target_arm::get_aeabi_object_attribute): New method definition.
4255 (Target_arm::attributes_section_data_): New data member declaration.
4256 (read_arm_attributes_section): New template definition.
4257 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4258 (Arm_dynobj::do_read_symbols): Ditto.
4259 (Target_arm::do_finalize_sections): Merge attributes sections from
4260 input. Check for BLX use after attributes section merging.
4261 Fix __exidx_start and __exidx_end visibility. Create an
4262 .ARM.attributes section if necessary.
4263 (Target_arm::get_secondary_compatible_arch,
4264 Target_arm::set_secondary_compatible_arch,
4265 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4266 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 4267 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 4268 New method definitions.
4269
b59befec
ILT		 42702009-12-09 Ian Lance Taylor <iant@google.com>
4271
4272 * plugin.cc (Plugin::load): Don't cast from void* to a function
4273 pointer.
4274
1276bc89
ILT		 42752009-12-09 Ian Lance Taylor <iant@google.com>
4276
4277 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4278 information fields.
4279
2f2de248
L		 42802009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4281
4282 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4283 Replace two_file_shared_1.so with two_file_shared_2.so.
4284 * testsuite/Makefile.in: Regenerated.
4285
4f787271
DK		 42862009-12-08 Doug Kwan <dougkwan@google.com>
4287
4288 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4289 (HFILES): Add attributes.h and int_encoding.h.
4290 * Makefile.in: Regenerate.
4291 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4292 function definitions to int_encoding.cc
4293 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4294 prototypes to int_encoding.h
4295 * reduced_debug_output.cc (int_encoding.h): New include.
4296 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4297 function definitions to int_encoding.cc
4298 (insert_into_vector, read_from_pointer): Move template definitions to
4299 int_encoding.h
4300 * attributes.cc: New file.
4301 * attributes.h: New file.
4302 * int_encoding.cc: New file.
4303 * int_encoding.h: New file.
4304
20b52f1a
RÁE		 43052009-12-07 Rafael Avila de Espindola <espindola@google.com>
4306
4307 PR gold/11055
4308 * incremental-dump.cc (dump_incremental_inputs): New.
4309 (main): Use dump_incremental_inputs.
4310
53d7974c
L		 43112009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4312
4313 PR gold/10893
4314 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4315 checking elfcpp::STT_FUNC.
4316 (Target_i386::Relocate::relocate): Likewise.
4317 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4318
4319 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4320 symbols from shared libraries into normal FUNC symbols.
4321
4322 * symtab.h (Symbol): Add is_func and use it.
4323
05a352e6
DK		 43242009-12-05 Doug Kwan <dougkwan@google.com>
4325
4326 * arm.cc (Target_arm::arm_info): Initialize new fields
4327 attributes_section and attributes_vendor.
4328 * i386.cc (Target_i386::i386_info): Same.
4329 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4330 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4331 fields attributes_section and attributes_vendor.
53d7974c 4332 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4333 * target.h (Target::attributes_section, Target::attributes_vendor,
4334 Target::is_attributes_section, Target::attribute_arg_type,
4335 Target::attributes_order): New method definitions.
4336 (Target::Target_info::attributes_section,
4337 Target::Target_info::attributes_vendor): New fields.
4338 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4339 virtual method definitions.
4340 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4341 attributes_section and attributes_vendor.
4342 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4343
f4e5969c
DK		 43442009-12-05 Doug Kwan <dougkwan@google.com>
4345
4346 * arm.cc: Update comments about interworking and stub generation.
4347 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4348 considered as non-PIC.
4349 (Arm_relocate_functions::base_abs): Fix formatting.
4350 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4351 of function to use GOT entry address instead of offset.
4352 (Target_arm::Scan::global): Issue an error if a symbol would need a
4353 PLT does not get one because it is untyped. Remove code to create
4354 dynamic symbols for relative branches.
4355 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4356 takes unsigned integer instead of boolean.
4357
1abce4a6
L		 43582009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4359
4360 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4361 (two_file_test_LDADD): Likewise.
4362 (common_test_1_LDADD): Likewise.
4363 (exception_test_LDADD) Likewise.
4364 (weak_test_LDADD): Likewise.
4365 (many_sections_test_LDADD): Likewise.
4366 (initpri1_LDADD): Likewise.
4367 (script_test_1_LDADD): Likewise.
4368 (script_test_2_LDADD): Likewise.
4369 (justsyms_LDADD): Likewise.
4370 (binary_test_LDADD): Likewise.
4371 (large_LDADD): Likewise.
4372 * testsuite/Makefile.in: Regenerated.
4373
adcf2816 43742009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4375
adcf2816
L		 4376 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4377 (Symbol_table::override_with_special): Likewise.
4378 (Symbol_table::add_from_object): Likewise.
4379
28e67f5d
RÁE		 43802009-12-04 Rafael Avila de Espindola <espindola@google.com>
4381
4382 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4383 Don't set the data_offset twice.
4384
ae10a101
RÁE		 43852009-12-04 Rafael Avila de Espindola <espindola@google.com>
4386
4387 * testsuite/Makefile.in: Regenerate.
4388
f59f41f3
DK		 43892009-12-03 Doug Kwan <dougkwan@google.com>
4390
4391 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4392 (Target_arm::do_finalize_sections): Add parameter for symbol table
4393 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4394 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4395 parameter for symbol table pointer.
4396 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4397 an additional parameter for a pointer to symbol table.
4398 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4399 parameter for a symbol table pointer.
4400 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4401 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4402 Ditto.
4403 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4404 parameter for a symbol table pointer.
4405
ca55d848
RÁE		 44062009-12-03 Rafael Avila de Espindola <espindola@google.com>
4407
4408 * incremental.cc (Incremental_inputs_header)
4409 (Incremental_inputs_header_write, Incremental_inputs_entry)
4410 (Incremental_inputs_entry_write): Move ...
4411 * incremental.h (Incremental_inputs_header)
4412 (Incremental_inputs_header_write, Incremental_inputs_entry)
4413 (Incremental_inputs_entry_write): here.
4414
3aec4f9c
RÁE		 44152009-12-02 Rafael Avila de Espindola <espindola@google.com>
4416
4417 * incremental.cc (make_sized_incremental_binary): Set the target.
4418 Error if it is incompatible.
4419 * output.h (Output_file): Add filename method.
4420
9c0ae74d
RÁE		 44212009-12-02 Rafael Avila de Espindola <espindola@google.com>
4422
4423 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4424 from the get_* methods.
4425
a45500ae
RÁE		 44262009-12-02 Rafael Avila de Espindola <espindola@google.com>
4427
4428 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4429 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4430 Write 0 for the data_offset of scripts.
4431
325e6408
RÁE		 44322009-12-02 Rafael Avila de Espindola <espindola@google.com>
4433
4434 * testsuite/Makefile.am: Add the incremental_test.sh test.
4435 * testsuite/incremental_test.sh: New.
4436 * testsuite/incremental_test_1.c: New.
4437 * testsuite/incremental_test_2.c: New.
4438
954c3e2e
RÁE		 44392009-12-01 Rafael Avila de Espindola <espindola@google.com>
4440
4441 * incremental-dump.cc (main): Fix typos.
4442
f8086623
RÁE		 44432009-11-27 Rafael Avila de Espindola <espindola@google.com>
4444
4445 PR gold/11025
4446 * incremental-dump.cc (main): Use llu to print 64 bit values.
4447
3b0dd6ac
L		 44482009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4449 H.J. Lu <hongjiu.lu@intel.com>
4450
4451 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4452 $(LIBDL).
4453 (incremental_dump_LDADD): Likewise.
4454 * Makefile.in: Regenerated.
4455
a6d1ef57 44562009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4457
a6d1ef57
DK		 4458 Revert:
4459
4460 2009-11-25 Doug Kwan <dougkwan@google.com>
4461
4462 * arm.cc (Target_arm::Target_arm): Move method definition
4463 outside of class definition. Add code to handle
4464 --target1-rel, --target1-abs and --target2= options.
4465 (Target_arm::get_reloc_reloc_type): Change method to be
4466 non-static and const.
4467 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4468 New data member declaration.
4469 (Target_arm::Scan::local, Target_arm::Scan::global,
4470 Target_arm::Relocate::relocate,
4471 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4472 Adjust call to Target_arm::get_real_reloc_type.
4473 (Target_arm::get_real_reloc_type): Use command line options
4474 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4475 * options.h (--target1-rel, --target1-abs, --target2): New
4476 ARM-only options.
4477
50aeb7d4
DK		 44782009-11-25 Doug Kwan <dougkwan@google.com>
4479
4480 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4481 class definition. Add code to handle --target1-rel, --target1-abs
4482 and --target2= options.
4483 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4484 and const.
4485 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4486 member declaration.
4487 (Target_arm::Scan::local, Target_arm::Scan::global,
4488 Target_arm::Relocate::relocate,
4489 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4490 call to Target_arm::get_real_reloc_type.
4491 (Target_arm::get_real_reloc_type): Use command line options to
4492 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4493 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4494 options.
4495
51938283
DK		 44962009-11-25 Doug Kwan <dougkwan@google.com>
4497
4498 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4499 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4500 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4501 formatting.
4502 (Arm_relocate_functions::thm_call): Replace body with a call to
4503 Arm_relocate_functions::thumb_branch_common.
4504 (Arm_relocate_functions::thm_jump24,
4505 Arm_relocate_functions::thm_xpc22): New method definitions.
4506 (Arm_relocate_functions::thumb_branch_common): New method definition.
4507 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4508 operator.
4509 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4510 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4511
e2b8f3c4
RÁE		 45122009-11-24 Rafael Avila de Espindola <espindola@google.com>
4513
4514 * Makefile.am: Build incremental-dump
4515 * Makefile.in: Regenerate.
4516 * incremental-dump.cc: New.
4517 * incremental.cc (Incremental_inputs_header_data,
4518 Incremental_inputs_entry_data): Move to incremental.h
4519 * incremental.h: (Incremental_inputs_header_data,
4520 Incremental_inputs_entry_data): Move from incremental.cc
4521
bcba9aec
RÁE		 45222009-11-24 Rafael Avila de Espindola <espindola@google.com>
4523
4524 * incremental.cc (Incremental_inputs_header,
4525 Incremental_inputs_header_write, Incremental_inputs_entry,
4526 Incremental_inputs_entry_write): Add a typedef with the data type.
4527
7c3afe08
RÁE		 45282009-11-24 Rafael Avila de Espindola <espindola@google.com>
4529
4530 * incremental.cc (Incremental_inputs_header,
4531 Incremental_inputs_header_write, Incremental_inputs_entry,
4532 Incremental_inputs_entry_write): Update comment about which
4533 type has the filed descriptions.
4534
d204b6e9
DK		 45352009-11-15 Doug Kwan <dougkwan@google.com>
4536
4537 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4538 (Arm_relocate_functions::arm_branch_common): Change method defintion
4539 in class definition to a method declaration and update list of formal
4540 parameters.
4541 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4542 Arm_relocation_functions::jump24): Adjust call to
4543 Arm_relocate_functions::arm_branch_common. Update list of formal
4544 parameters.
4545 (Arm_relocate_functions::xpc25): New method definition.
4546 (Arm_relocate_functions::arm_branch_common): Move method defintion
4547 out from class definition. Use stubs for mode-switching and extending
4548 branch ranges.
4549 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4550 specially. Change code to enable use of stubs in ARM branches.
4551
43d12afe
DK		 45522009-11-10 Doug Kwan <dougkwan@google.com>
4553
4554 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4555 in method declaration.
4556 (Target_arm::relocate_stub): New method declaration.
4557 (Target_arm::default_target): Change to return a pointer instead of
4558 a const reference.
4559 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4560 Target_arm::default_target.
4561 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4562 method definition.
4563 (Target_arm::relocate_section): Adjust view.
4564 (Target_arm::relocate_stub): New method definition.
4565
ac33a407
DK		 45662009-11-10 Doug Kwan <dougkwan@google.com>
4567
4568 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4569 a format warning.
4570 * incremental.cc (open_incremental_binary): Initialized local
4571 variables to avoid warnings.
4572 * object.cc (make_elf_object): Ditto.
4573 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4574 a format warning.
e1df38aa 4575
88ee28e9
L		 4576009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4577
4578 PR gold/10930
4579 * testsuite/plugin_test.c: Include "config.h".
4580
2daedcd6
DK		 45812009-11-09 Doug Kwan <dougkwan@google.com>
4582
4583 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4584 (arm_symbol_value): Remove.
4585 (Arm_relocate_functions::arm_branch_common,
4586 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4587 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4588 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4589 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4590 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4591 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4592 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4593 Arm_relocate_functions::thm_mobw_abs_nc,
4594 Arm_relocate_functions::thm_mov_abs,
4595 Arm_relocate_functions::movw_prel_nc,
4596 Arm_relocate_functions::thm_movt_abs,
4597 Arm_relocate_functions::movt_prel,
4598 Arm_relocate_functions::thm_movw_prel_nc,
4599 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4600 (Target_arm::Relocate::relocate): Only decompose address into two
4601 parts if relocation type uses the thumb-bit and pass the actual
4602 bit instead of a flag indicating that the thumb-bit is used. Adjust
4603 calls to methods in Arm_relocate_functions for this change.
4604
1276bc89 46052009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4606
4607 PR 10925
4608 * reloc.cc: Instantiate
4609 Sized_relobj::initialize_input_to_output_maps and
4610 Sized_relobj:free_input_to_output_maps.
4611
e53ad1b5
ILT		 46122009-11-06 Ian Lance Taylor <iant@google.com>
4613
4614 PR 10876
4615 * defstd.cc (in_segment): Set only_if_ref true for "end".
4616
eb44217c
DK		 46172009-11-06 Doug Kwan <dougkwan@google.com>
4618
4619 * arm.cc (class Reloc_stub): Correct a comment.
4620 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4621 (Target_arm::scan_section_for_stubs): New method declaration.
4622 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4623 Change methods from private to protected.
4624 (Target_arm::do_may_relax): New method definition.
4625 (Target_arm::do_relax, Target_arm::group_sections,
4626 Target_arm::scan_reloc_for_stub,
4627 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4628 (Target_arm::arm_input_section_map_): New data member declaration.
4629 (Target_arm::scan_reloc_for_stub,
4630 Target_arm::scan_reloc_section_for_stubs,
4631 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4632 Target_arm::do_relax): New method definitions.
4633
5d329b7d
ILT		 46342009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4635
4636 * configure.ac: Check for (struct stat)::st_mtim
4637 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4638 * config.in: Regenerate.
4639 * configure: Regenerate.
4640
96a0d71b
ILT		 46412009-11-05 Ian Lance Taylor <iant@google.com>
4642
4643 PR 10910
4644 * output.cc (Output_segment::add_output_section): Add missing
4645 return statement.
4646
594c8e5e
ILT		 46472009-11-04 Ian Lance Taylor <iant@google.com>
4648
4649 PR 10880
4650 * object.h (class Object): Add is_needed and set_is_needed
4651 methods. Add is_needed_ field. Make bool fields into bitfields.
4652 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4653 defined in a dynamic object and referenced by a regular object,
4654 set is_needed for the dynamic object.
4655 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4656 if the file is marked with as_needed and it is not needed.
4657
22b127cc
ILT		 46582009-11-04 Ian Lance Taylor <iant@google.com>
4659
4660 PR 10887
4661 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4662 tags if data is discarded by linker script.
4663 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4664 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4665 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4666 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4667
f5c870d2
ILT		 46682009-11-04 Ian Lance Taylor <iant@google.com>
4669
4670 * layout.cc (Layout::get_output_section): Add is_interp and
4671 is_dynamic_linker_section parameters. Change all callers.
4672 (Layout::choose_output_section): Likewise.
4673 (Layout::make_output_section): Likewise.
4674 (Layout::add_output_section_data): Add is_dynamic_linker_section
4675 parameter. Change all callers.
4676 * layout.h (class Layout): Update declarations.
4677 * output.h (class Output_section): Add is_interp, set_is_interp,
4678 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4679 Add is_interp_, is_dynamic_linker_section_ fields. Change
4680 generate_code_fills_at_write_ to a bitfield.
4681 * output.cc (Output_section::Output_sections): Initialize new
4682 fields.
4683 (Output_segment::add_output_section): Add do_sort parameter.
4684 Change all callers.
4685
1ae4d23b
ILT		 46862009-11-03 Ian Lance Taylor <iant@google.com>
4687
4688 PR 10860
4689 * options.h (class General_options): Add --warn-common.
4690 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4691 merging two common symbols.
4692 (Symbol_table::should_override): Handle --warn-common when merging
4693 a common symbol with a defined symbol. Use report_resolve_problem
4694 for multiple definitions.
4695 (Symbol_table::report_resolve_problem): New function.
4696 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4697
55da9579
DK		 46982009-11-03 Doug Kwan <dougkwan@google.com>
4699
4700 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4701 stub_factory_.
4702 (Target_arm::stub_factory): New method definition.
4703 (Target_arm::new_arm_input_section,
4704 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4705 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4706 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4707 New type definitions.
4708 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4709 member declarations.
4710 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4711 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4712 New method definitions.
4713
37a9ac43
ILT		 47142009-11-03 Ian Lance Taylor <iant@google.com>
4715
4716 * options.h (class General_options): Add --warn_constructors.
4717
b3d6a3d4
ILT		 47182009-11-03 Ian Lance Taylor <iant@google.com>
4719
4720 PR 10893
4721 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4722 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4723
934b01dd
ILT		 47242009-11-03 Ian Lance Taylor <iant@google.com>
4725
4726 PR 10895
4727 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4728 --msgid-bugs-address.
4729 (install-pdf): New target.
4730 (install-data_yes): Look up one directory to find mkinstalldirs.
4731
03c1939b
L		 47322009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4733
4734 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4735 tree.
4736
ebd95253
DK		 47372009-10-30 Doug Kwan <dougkwan@google.com>
4738
4739 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4740
e9bbb538
DK		 47412009-10-30 Doug Kwan <dougkwan@google.com>
4742
4743 * arm.cc (Stub_addend_reader): New struct template definition
4744 and partial specializations.
4745 (Stub_addend_reader::operator()): New method definition for a
4746 partially specialized template.
4747
d5b40221
DK		 47482009-10-30 Doug Kwan <dougkwan@google.com>
4749
4750 * arm.cc (Arm_relobj::processor_specific_flags): New method
4751 definition.
4752 (Arm_relobj::do_read_symbols): New method declaration.
4753 (Arm_relobj::processor_specific_flags_): New data member declaration.
4754 (Arm_dynobj): New class definition.
4755 (Target_arm::do_finalize_sections): Add input_objects parameter.
4756 (Target_arm::do_adjust_elf_header): New method declaration.
4757 (Target_arm::are_eabi_versions_compatible,
4758 (Target_arm::merge_processor_specific_flags): New method declaration.
4759 (Target_arm::do_make_elf_object): New overloaded method definitions
4760 and declaration.
4761 (Arm_relobj::do_read_symbols): New method definition.
4762 (Arm_dynobj::do_read_symbols): Ditto.
4763 (Target_arm::do_finalize_sections): Add input_objects parameters.
4764 Merge processor-specific flags from all input objects.
4765 (Target_arm::are_eabi_versions_compatible,
4766 Target_arm::merge_processor_specific_flags,
4767 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4768 New method definitions.
4769 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4770 Input_objects pointer type parameter.
4771 * layout.cc (Layout::finalize): Pass input objects to target's.
4772 finalize_sections function.
4773 * output.cc (Output_file_header::do_sized_write): Set ELF file
4774 header's processor-specific flags.
4775 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4776 Input_objects pointer type parameter.
4777 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4778 * target.h (Input_objects): New forward class declaration.
4779 (Target::processor_specific_flags,
4780 Target::are_processor_specific_flags_sect): New method definitions.
4781 (Target::finalize_sections): Add input_objects parameter.
4782 (Target::Target): Initialize processor_specific_flags_ and
4783 are_processor_specific_flags_set_.
4784 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4785 parameter.
4786 (Target::set_processor_specific_flags): New method definition.
4787 (Target::processor_specific_flags_,
4788 Target::are_processor_specific_flags_set_): New data member
4789 declarations.
4790 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4791 Input_objects pointer type parameter.
4792
ebabffbd
DK		 47932009-10-30 Doug Kwan <dougkwan@google.com>
4794
4795 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4796
ad0f2072
ILT		 47972009-10-28 Ian Lance Taylor <iant@google.com>
4798
4799 * object.h (class Relobj): Drop options parameter from
4800 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4801 do_scan_relocs, do_relocate. Change all callers.
4802 (class Sized_relobj): Drop options parameters from
4803 do_gc_process_relocs, do_scan_relocs, do_relocate,
4804 do_relocate_sections, relocate_sections, emit_relocs_scan,
4805 emit_relocs_scan_reltype. Change all callers.
4806 (struct Relocate_info): Remove options field and all references to
4807 it.
4808 * reloc.h (class Read_relocs): Remove options constructor
4809 parameter and options_ field. Change all callers.
4810 (class Gc_process_relocs, class Scan_relocs): Likewise.
4811 (class Relocate_task): Likewise.
4812 * target-reloc.h (scan_relocs): Remove options parameter. Change
4813 all callers.
4814 (scan_relocatable_relocs): Likewise.
4815 * target.h (class Sized_target): Remove options parameter from
4816 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4817 all callers.
4818 * gc.h (gc_process_relocs): Remove options parameter. Change all
4819 callers.
4820 * arm.cc: Update functions to remove options parameters.
4821 * i386.cc: Likewise.
4822 * powerpc.cc: Likewise.
4823 * sparc.cc: Likewise.
4824 * x86_64.cc: Likewise.
4825 * testsuite/testfile.cc: Likewise.
4826
8ffa3667
DK		 48272009-10-28 Doug Kwan <dougkwan@google.com>
4828
4829 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4830 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4831 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4832 New method definitions.
4833
40f36857
CC		 48342009-10-28 Cary Coutant <ccoutant@google.com>
4835
4836 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4837 (Plugin::cleanup_done_): New member.
4838 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4839 (Plugin_manager::cleanup_done_): Remove.
4840 (Plugin_manager::add_input_file): Edit error message.
4841 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4842 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4843
2c849493
ILT		 48442009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4845
4846 * fileread.cc: (File_read::View::~View): Use the new
4847 data_ownership_ filed.
4848 (File_read::~File_read): Dispose the new whole_file_view_.
4849 (File_read::open): Mmap the whole file if needed.
4850 (File_read::open): Use whole_file_view_ instead of contents_.
4851 (File_read::find_view): Use whole_file_view_ if applicable.
4852 (File_read::do_read): Use whole_file_view_ instead of contents_.
4853 (File_read::make_view): Use whole_file_view_ instead of contents_,
4854 update File_read::View::View call.
4855 (File_read::find_or_make_view): Update File_read::View::View
4856 call.
4857 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4858 remove contents_
4859 (File_read::View::Data_ownership): New enum.
4860 (File_read::View::View): Replace bool mapped_ with Data_ownership
4861 argument.
4862 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4863 (File_read::View::data_ownership_): New field.
4864 (File_read::contents_): Remove (replaced by whole_file_view_).
4865 (File_read::whole_file_view_): New field.
4866 * options.h (class General_options): Add --keep-files-mapped.
4867
24998053
CC		 48682009-10-27 Cary Coutant <ccoutant@google.com>
4869
4870 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4871 * testsuite/Makefile.am (plugin_test_5): New test case.
4872 * testsuite/Makefile.in: Regenerate.
4873
72adc4fa
DK		 48742009-10-25 Doug Kwan <dougkwan@google.com>
4875
4876 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4877 from private to protected to allow access by child class.
4878 (Sized_relobj::do_relocate_sections): New method declaration.
4879 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4880 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4881 Sized_relobj::relocate_sections. Instantiate template explicitly
4882 for different target sizes and endianity.
4883
07f508a2
DK		 48842009-10-24 Doug Kwan <dougkwan@google.com>
4885
4886 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4887 (Arm_input_section::as_arm_input_section): New method.
4888 (Arm_output_section): New class definition.
4889 (Arm_output_section::create_stub_group,
4890 Arm_output_section::group_sections): New method definitions.
4891
10ad9fe5
DK		 48922009-10-22 Doug Kwan <dougkwan@google.com>
4893
4894 * arm.cc (Arm_input_section): New class definition.
4895 (Arm_input_section::init, Arm_input_section:do_write,
4896 Arm_input_section::set_final_data_size,
4897 Arm_input_section::do_reset_address_and_file_offset): New method
4898 definitions.
4899
56ee5e00
DK		 49002009-10-21 Doug Kwan <dougkwan@google.com>
4901
4902 * arm.cc (Stub_table, Arm_input_section): New forward class
4903 declarations.
4904 (Stub_table): New class defintion.
4905 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4906 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4907 New method definition.
4908
b569affa
DK		 49092009-10-21 Doug Kwan <dougkwan@google.com>
4910
4911 * arm.cc: Update copyright comments.
4912 (Target_arm): New forward class template declaration.
4913 (Arm_address): New type.
4914 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4915 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4916 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4917 constants.
4918 (Insn_template): Same.
4919 (DEF_STUBS): New macro.
4920 (Stub_type): New enum type.
4921 (Stub_template): New class definition.
4922 (Stub): Same.
4923 (Reloc_stub): Same.
4924 (Stub_factory): Same.
4925 (Target_arm::Target_arm): Initialize may_use_blx_ and
4926 should_force_pic_veneer_.
4927 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4928 Target_arm::should_force_pic_veneer,
4929 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4930 Target_arm::using_thumb_only, Target_arm:;default_target): New
4931 method defintions.
4932 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4933 New data member declarations.
4934 (Insn_template::size, Insn_template::alignment): New method defintions.
4935 (Stub_template::Stub_template): New method definition.
4936 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4937 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4938 (Stub_factory::Stub_factory): New method definition.
4939 * gold.h (string_hash): New template.
4940 * output.h (Input_section_specifier::hash_value): Use
4941 gold::string_hash.
4942 (Input_section_specifier::string_hash): Remove.
4943 * stringpool.cc (Stringpool_template::string_hash): Use
4944 gold::string_hash.
4945
6c172549
DK		 49462009-10-20 Doug Kwan <dougkwan@google.com>
4947
4948 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4949 symbols of relaxed input sections.
4950 * output.h (Output_section::find_relaxed_input_section): Make
4951 method public.
4952
c5617f2f
DK		 49532009-10-16 Doug Kwan <dougkwan@google.com>
4954
4955 * dynobj.cc (Versions::Versions): Initialize version_script_.
4956 Only insert base version symbol definition for a shared object
4957 if version script defines any version versions.
4958 (Versions::define_base_version): New method definition.
4959 (Versions::add_def): Check that base version is not needed.
4960 (Versions::add_need): Define base version lazily.
4961 * dynobj.h (Versions::define_base_version): New method declaration.
4962 (Versions::needs_base_version_): New data member declaration.
4963 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4964 (check_DATA): Add no_version_test.stdout.
4965 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4966 New make rules.
4967 * testsuite/Makefile.in: Regenerate.
4968 * testsuite/no_version_test.c: New file.
4969 * testsuite/no_version_test.sh: Ditto.
4970
3c12dcdb
DK		 49712009-10-16 Doug Kwan <dougkwan@google.com>
4972
4973 * expression.cc (class Segment_start_expression): New class definition.
4974 (Segment_start_expression::value): New method definition.
4975 (script_exp_function_segment_start): Return a new
4976 Segment_start_expression.
4977 * gold/script-c.h (script_saw_segment_start_expression): New function
4978 prototype.
4979 * script-sections.cc (Script_sections::Script_sections): Initialize
4980 SAW_SEGMENT_START_EXPRESSION_ to false.
4981 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4982 and -Tbbs options to specify section addresses if given in
4983 command line and no SEGMENT_START expression is seen in a script.
4984 * script-sections.h (Script_sections::saw_segment_start_expression,
4985 Script_sections::set_saw_segment_start_expression): New method
4986 definition.
4987 (Script_sections::saw_segment_start_expression_): New data member
4988 declaration.
4989 * script.cc (script_saw_segment_start_expression): New function.
4990 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4991 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4992 script_test_7.sh and script_test_8.sh.
4993 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4994 script_test_8.stdout.
4995 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4996 (script_test_6, script_test_6.stdout, script_test_7,
4997 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4998 * Makefile.in: Regenerate.
4999 * testsuite/script_test_6.sh: New file.
5000 * testsuite/script_test_6.t: Same.
5001 * testsuite/script_test_7.sh: Same.
5002 * testsuite/script_test_7.t: Same.
5003 * testsuite/script_test_8.sh: Same.
5004
64b1ae37
DK		 50052009-10-16 Doug Kwan <dougkwan@google.com>
5006
5007 * output.cc (Output_segment::set_section_list_address): Cast
5008 expressions to unsigned long long type to avoid format warnings.
5009
661be1e2
ILT		 50102009-10-15 Ian Lance Taylor <iant@google.com>
5011
12edd763 5012 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 5013 dot assignment to script_sections_.
12edd763
ILT		 5014 * script-sections.cc (Script_sections::add_dot_assignment):
5015 Initialize if necessary.
5016
68b6574b
ILT		 5017 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5018 program headers with no load segment if there is a linker script.
5019
661be1e2
ILT		 5020 * layout.cc (Layout::set_segment_offsets): Align the file offset
5021 to the segment aligment for -N or -n with no load segment.
5022 * output.cc (Output_segment::add_output_section): Don't crash if
5023 the first section is a TLS section.
5024 (Output_segment::set_section_list_addresses): Print an error
5025 message if the address moves backward in a linker script.
5026 * script-sections.cc
5027 (Output_section_element_input::set_section_addresses): Don't
5028 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5029 (Orphan_output_section::set_section_addresses): Likewise.
5030
f15f61a7
DK		 50312009-10-15 Doug Kwan <dougkwan@google.com>
5032
5033 * layout.cc (Layout::finish_dynamic_section): Generate tags
5034 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5035 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5036 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5037
82bb573a
ILT		 50382009-10-14 Ian Lance Taylor <iant@google.com>
5039
5040 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5041 fields.
5042 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5043 data_shdr fields of relinfo.
5044 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5045 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5046 R_386_TLS_LDO_32, adjust based on section flags.
5047 (Target_i386::Relocate::fix_up_ldo): Remove.
5048
374ad285
ILT		 50492009-10-13 Ian Lance Taylor <iant@google.com>
5050
5051 Add support for -pie.
5052 * options.h (class General_options): Add -pie and
5053 --pic-executable.
5054 (General_options::output_is_position_independent): Test -pie.
5055 (General_options::output_is_executable): Return true if not shared
5056 and not relocatable.
5057 (General_options::output_is_pie): Remove.
5058 * options.cc (General_options::finalize): Reject incompatible uses
5059 of -pie.
5060 * gold.cc (queue_middle_tasks): A -pie link is not static.
5061 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5062 * symtab.cc (Symbol::final_value_is_known): Return false if
5063 output_is_position_independent.
5064 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5065 output_is_position_independent.
5066 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5067 output_is_position_independent.
5068 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5069 output_is_position_independent.
5070 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5071 two_file_pie_test.
5072 (basic_pie_test.o, basic_pie_test): New targets.
5073 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5074 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5075 (two_file_pie_test): New target.
5076 * testsuite/Makefile.in: Rebuild.
5077 * README: Remove note saying that -pie is not supported.
5078
c6585162
ILT		 50792009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5080
5081 * options.h (class General_options): Add -init and -fini.
5082 * layout.cc (Layout::finish_dynamic_section): Emit
5083 given init and fini functions.
5084
032ce4e9
ST		 50852009-10-13 Sriraman Tallam <tmsriram@google.com>
5086
5087 * gc.h (gc_process_relocs): Check if icf is enabled using new
5088 function.
5089 * gold.cc (queue_initial_tasks): Likewise.
5090 (queue_middle_tasks): Likewise.
5091 * object.cc (do_layout): Likewise.
5092 * symtab.cc (is_section_folded): Likewise.
5093 * main.cc (main): Likewise.
5094 * reloc.cc (Read_relocs::run): Likewise.
5095 (Sized_relobj::do_scan_relocs): Likewise.
5096 * icf.cc (is_function_ctor_or_dtor): New function.
5097 (Icf::find_identical_sections): Check if function is ctor or dtor when
5098 safe icf is chosen.
5099 * options.h (General_options::icf): Change option to be an enum.
5100 (Icf_status): New enum.
5101 (icf_enabled): New method.
5102 (icf_safe_folding): New method.
5103 (set_icf_status): New method.
5104 (icf_status_): New variable.
5105 * (options.cc) (General_options::finalize): Set icf_status_.
5106 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5107 icf_test and icf_keep_unique_test to use the --icf enum flag.
5108 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5109 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5110
f345227a
ST		 51112009-10-12 Sriraman Tallam <tmsriram@google.com>
5112
5113 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5114 includes to gc.h and icf.h.
5115 * arm.cc: Include gc.h.
5116 * gold.cc: Likewise.
5117 * i386.cc: Likewise.
5118 * powerpc.cc: Likewise.
5119 * sparc.cc: Likewise.
5120 * x86_64.cc: Likewise.
5121 * gc.h: Include icf.h.
5122
1c7814ed
ILT		 51232009-10-11 Ian Lance Taylor <iant@google.com>
5124
5125 * plugin.cc: Include "gold.h" before other header files.
5126
ae3b5189
CD		 51272009-10-10 Chris Demetriou <cgd@google.com>
5128
5129 * options.h (Input_file_argument::Input_file_type): New enum.
5130 (Input_file_argument::is_lib_): Replace with...
5131 (Input_file_argument::type_): New member.
5132 (Input_file_argument::Input_file_argument): Take Input_file_type
5133 'type' rather than boolean 'is_lib' as second argument.
5134 (Input_file_argument::is_lib): Use type_.
5135 (Input_file_argument::is_searched_file): New function.
5136 (Input_file_argument::may_need_search): Handle is_searched_file.
5137 * options.cc (General_options::parse_library): Support -l:filename.
5138 (General_options::parse_just_symbols): Update for Input_file_argument
5139 changes.
5140 (Command_line::process): Likewise.
5141 * archive.cc (Archive::get_file_and_offset): Likewise.
5142 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5143 * script.cc (read_script_file, script_add_file): Likewise.
5144 * fileread.cc (Input_file::Input_file): Likewise.
5145 (Input_file::will_search_for): Handle is_searched_file.
5146 (Input_file::open): Likewise.
5147 * readsyms.cc (Read_symbols::get_name): Likewise.
5148 * testsuite/Makefile.am (searched_file_test): New test.
5149 * testsuite/Makefile.in: Regenerate.
5150 * testsuite/searched_file_test.cc: New file.
5151 * testsuite/searched_file_test_lib.cc: New file.
5152
f3048a1d
ILT		 51532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5154 Ian Lance Taylor <iant@google.com>
5155
5156 * descriptor.cc: Include <cstdio> and "binary-io.h".
5157 (Descriptors::open): Open the files in binary mode always.
5158 * script.cc (Lex::get_token): Treat \r as whitespace.
5159
d4780e57
ILT		 51602009-10-09 Ian Lance Taylor <iant@google.com>
5161
5162 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5163
d9a893b8
ILT		 51642009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5165 Ian Lance Taylor <iant@google.com>
5166
5167 * configure.ac: Check for readv function also.
5168 * fileread.cc (readv): Define if not HAVE_READV.
5169 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5170 does not exist.
5171 * config.in: Regenerate.
5172 * configure: Regenerate.
5173
c0a62865
DK		 51742009-10-09 Doug Kwan <dougkwan@google.com>
5175
5176 * layout.cc (Layout::make_output_section): Call target hook to make
5177 ordinary output section.
5178 (Layout::finalize): Adjust parameter list of call the
5179 Target::may_relax().
5180 * layout.h (class Layout::section_list): New method.
5181 * merge.h (Output_merge_base::entsize): Change visibility to public.
5182 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5183 New methods.
5184 (Output_merge_string::do_is_string): New method.
5185 * object.cc (Sized_relobj::do_setup): renamed from
5186 Sized_relobj::set_up.
5187 * object.h (Sized_relobj::adjust_shndx,
5188 Sized_relobj::initializ_input_to_output_maps,
5189 Sized_relobj::free_input_to_output_maps): Change visibilities to
5190 protected.
5191 (Sized_relobj::setup): Virtualize.
5192 (Sized_relobj::do_setup): New method declaration.
5193 (Sized_relobj::invalidate_section_offset,
5194 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5195 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5196 * options.cc (parse_int): New function.
5197 * options.h (parse_int): New declaration.
5198 (DEFINE_int): New macro.
5199 (stub_group_size): New option.
5200 * output.cc (Output_section::Output_section): Initialize memebers
5201 merge_section_map_, merge_section_by_properties_map_,
5202 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5203 (Output_section::add_input_section): Handled deferred code-fill
5204 generation and remove an old comment.
5205 (Output_section::add_relaxed_input_section): New method definition.
5206 (Output_section::add_merge_input_section): Use merge section by
5207 properties map to speed to search. Update merge section maps
5208 as appropriate.
5209 (Output_section::build_relaxation_map): New method definition.
5210 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5211 Same.
5212 (Output_section::relax_input_section): Renamed to
5213 Output_section::convert_input_sections_to_relaxed_sections and change
5214 interface to take a vector of pointers to relaxed sections.
5215 (Output_section::find_merge_section,
5216 Output_section::find_relaxed_input_section): New method definitions.
5217 (Output_section::is_input_address_mapped,
5218 Output_section::output_offset, Output_section::output_address):
5219 Use output section data maps to speed up searching.
5220 (Output_section::find_starting_output_address): Add comments.
5221 (Output_section::do_write,
5222 Output_section::write_to_postprocessing_buffer): Do code-fill
5223 generation as appropriate.
5224 (Output_section::get_input_sections): Invalidate relaxed input section
5225 map.
5226 (Output_section::restore_states): Adjust type of checkpoint .
5227 Invalidate relaxed input section map.
5228 * output.h (Output_merge_base): New class declaration.
5229 (Input_section_specifier): New class defintion.
5230 (class Output_relaxed_input_section) Change base class to
5231 Output_section_data_build.
5232 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5233 base class initializer.
5234 (Output_section::add_relaxed_input_section): New method declaration.
5235 (Output_section::Input_section): Change visibility to protected.
5236 (Output_section::Input_section::relobj,
5237 Output_section::Input_section::shndx): Handle relaxed input sections.
5238 Output_section::input_sections) Change visibility to protected. Also
5239 define overload to return a non-const pointer.
5240 (Output_section::Merge_section_properties): New class defintion.
5241 (Output_section::Merge_section_by_properties_map,
5242 Output_section::Output_section_data_by_input_section_map,
5243 Output_section::Relaxation_map): New types.
5244 (Output_section::relax_input_section): Rename method to
5245 Output_section::convert_input_sections_to_relaxed_sections and change
5246 interface to take a vector of relaxed section pointers.
5247 (Output_section::find_merge_section,
5248 Output_section::find_relaxed_input_section,
5249 Output_section::build_relaxation_map,
5250 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5251 New method declarations.
5252 (Output_section::merge_section_map_
5253 Output_section::merge_section_by_properties_map_,
5254 Output_section::relaxed_input_section_map_,
5255 Output_section::is_relaxed_input_section_map_valid_,
5256 Output_section::generate_code_fills_at_write_): New data members.
5257 * script-sections.cc
5258 (Output_section_element_input::set_section_addresses): Call
5259 current_data_size and addralign methods of relaxed input sections.
5260 (Orphan_output_section::set_section_addresses): Call current_data_size
5261 and addralign methods of relaxed input sections.
5262 * symtab.cc (Symbol_table::compute_final_value): Extract template
5263 from the body of Symbol_table::sized_finalize_symbol.
5264 (Symbol_table::sized_finalized_symbol): Call
5265 Symbol_table::compute_final_value.
5266 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5267 (Symbol_table::compute_final_value): New templated method declaration.
5268 * target.cc (Target::do_make_output_section): New method defintion.
5269 * target.h (Target::make_output_section): New method declaration.
5270 (Target::relax): Add more parameters for input objects, symbol table
5271 and layout. Adjust call to do_relax.
5272 (Target::do_make_output_section): New method declaration.
5273 (Target::do_relax): Add parameters for input objects, symbol table
5274 and layout.
5275
d446d6c4
ILT		 52762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5277
5278 * pread.c: Include stdio.h.
5279
bc06c745
ILT		 52802009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5281
5282 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5283 defined.
5284
75aea3d0
ILT		 52852009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5286
5287 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5288 Change read_shndx type to unsigned int.
5289 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5290 int.
5291 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5292 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5293 Change read_shndx type to unsigned int.
5294 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5295 int.
5296 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5297 * layout.cc (Layout::create_symtab_sections): Cast the result of
5298 local_symcount * symsize to off_t in the gold_assert.
5299
be8fcb75
ILT		 53002009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5301
5302 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5303 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5304 R_ARM_BASE_ABS.
5305 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5306 (Arm_relocate_functions::thm_abs5): New function.
5307 (Arm_relocate_functions::abs12): New function.
5308 (Arm_relocate_functions::abs16): New function.
5309 (Arm_relocate_functions::base_abs): New function.
5310 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5311 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5312 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5313 R_ARM_BASE_ABS.
5314 (Scan::global): Likewise.
5315 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5316 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5317 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5318 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5319 R_ARM_BASE_ABS.
5320
c2a122b6
ILT		 53212009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5322
5323 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5324 (Arm_relocate_functions::movt_prel): New function.
5325 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5326 (Arm_relocate_functions::thm_movt_prel): New function.
5327 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5328 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5329 (Scan::global, Relocate::relocate): Likewise.
5330 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5331
c4aa1e2d
ILT		 53322009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5333
5334 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5335 Incremental_checker.
5336 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5337 unsigned int.
5338 (class Incremental_inputs_header): New class.
5339 (Incremental_inputs_header_writer): Edit comment.
5340 (Incremental_inputs_entry): New class.
5341 (Incremental_inputs_entry_writer): Edit comment.
5342 (Sized_incremental_binary::do_find_incremental_inputs_section):
5343 Add *strtab_shndx parameter, fill it.
5344 (Sized_incremental_binary::do_check_inputs): New method.
5345 (Incremental_checker::can_incrementally_link_output_file): Use
5346 Sized_incremental_binary::check_inputs.
5347 (Incremental_inputs::report_command_line): Save command line in
5348 command_line_.
5349 * incremental.h:
5350 (Incremental_binary::find_incremental_inputs_section): New
5351 method.
5352 (Incremental_binary::do_find_incremental_inputs_section): Add
5353 strtab_shndx parameter.
5354 (Incremental_binary::do_check_inputs): New pure virtual method.
5355 (Sized_incremental_binary::do_check_inputs): Declare.
5356 (Incremental_checker::Incremental_checker): Add incremental_inputs
5357 parameter, use it to initialize incremental_inputs_.
5358 (Incremental_checker::incremental_inputs_): New field.
5359 (Incremental_checker::command_line): New method.
5360 (Incremental_checker::inputs): New method.
5361 (Incremental_checker::command_line_): New field.
5362
c549a694
ILT		 53632009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5364
5365 * incremental.cc: Include <cstdarg> and "target-select.h".
5366 (vexplain_no_incremental): New function.
5367 (explain_no_incremental): New function.
5368 (Incremental_binary::error): New method.
5369 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5370 method.
5371 (make_sized_incremental_binary): New function.
5372 (open_incremental_binary): New function.
5373 (can_incrementally_link_file): Add checks if output is ELF and has
5374 inputs section.
5375 * incremental.h: Include "elfcpp_file.h" and "output.h".
5376 (Incremental_binary): New class.
5377 (Sized_incremental_binary): New class.
5378 (open_incremental_binary): Declare.
5379 * object.cc (is_elf_object): Use
5380 elfcpp::Elf_recognizer::is_elf_file.
5381 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5382 * output.h (Output_file::filesize): New method.
5383
fd3c5f0b
ILT		 53842009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5385
5386 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5387 New function.
5388 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5389 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5390 function.
5391 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5392 function.
5393 (Arm_relocate_functions::movw_abs_nc): New function.
5394 (Arm_relocate_functions::movt_abs): New function.
5395 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5396 (Arm_relocate_functions::thm_movt_abs): New function.
5397 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5398 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5399 (Scan::global): Likewise.
5400 (Relocate::relocate): Likewise.
5401 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5402
7f5309a5
ILT		 54032009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5404
5405 * arm.cc (Arm_relocate_functions::got_prel) New function.
5406 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5407 (Relocate::relocate): Likewise.
5408 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5409
364c7fa5
ILT		 54102009-10-06 Ian Lance Taylor <iant@google.com>
5411
5412 * options.h (class General_options): Define
5413 split_stack_adjust_size parameter.
5414 * object.h (class Object): Add uses_split_stack_ and
5415 has_no_split_stack_ fields. Add uses_split_stack and
5416 has_no_split_stack accessor functions. Declare
5417 handle_split_stack_section.
5418 (class Reloc_symbol_changes): Define.
5419 (class Sized_relobj): Define Function_offsets. Declare
5420 split_stack_adjust, split_stack_adjust_reltype, and
5421 find_functions.
5422 * object.cc (Object::handle_split_stack_section): New function.
5423 (Sized_relobj::do_layout): Call handle_split_stack_section.
5424 * dynobj.cc (Sized_dynobj::do_layout): Call
5425 handle_split_stack_section.
5426 * reloc.cc (Sized_relobj::relocate_sections): Call
5427 split_stack_adjust for executable sections in split_stack
5428 objects. Pass reloc_map to relocate_section.
5429 (Sized_relobj::split_stack_adjust): New function.
5430 (Sized_relobj::split_stack_adjust_reltype): New function.
5431 (Sized_relobj::find_functions): New function.
5432 * target-reloc.h: Include "object.h".
5433 (relocate_section): Add reloc_symbol_changes parameter. Change
5434 all callers.
5435 * target.h (class Target): Add calls_non_split method. Declare
5436 do_calls_non_split virtual method. Declare match_view and
5437 set_view_to_nop.
5438 * target.cc: Include "elfcpp.h".
5439 (Target::do_calls_non_split): New function.
5440 (Target::match_view): New function.
5441 (Target::set_view_to_nop): New function.
5442 * gold.cc (queue_middle_tasks): Give an error if mixing
5443 split-stack and non-split-stack objects with -r.
5444 * i386.cc (Target_i386::relocate_section): Add
5445 reloc_symbol_changes parameter.
5446 (Target_i386::do_calls_non_split): New function.
5447 * x86_64.cc (Target_x86_64::relocate_section): Add
5448 reloc_symbol_changes parameter.
5449 (Target_x86_64::do_calls_non_split): New function.
5450 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5451 parameter.
5452 * powerpc.cc (Target_powerpc::relocate_section): Add
5453 reloc_symbol_changes parameter.
5454 * sparc.cc (Target_sparc::relocate_section): Add
5455 reloc_symbol_changes parameter.
5456 * configure.ac: Call AM_CONDITIONAL for the default target.
5457 * configure: Rebuild.
5458 * testsuite/Makefile.am (TEST_AS): New variable.
5459 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5460 (check_DATA): Add split_i386 and split_x86_64 files.
5461 (SPLIT_DEFSYMS): Define.
5462 (split_i386_[1234n].o): New targets.
5463 (split_i386_[124]): New targets.
5464 (split_i386_[1234r].stdout): New targets.
5465 (split_x86_64_[1234n].o): New targets.
5466 (split_x86_64_[124]): New targets.
5467 (split_x86_64_[1234r].stdout): New targets.
5468 (MOSTLYCLEANFILES): Add new executables.
5469 * testsuite/split_i386.sh: New file.
5470 * testsuite/split_x86_64.sh: New file.
5471 * testsuite/split_i386_1.s: New file.
5472 * testsuite/split_i386_2.s: New file.
5473 * testsuite/split_i386_3.s: New file.
5474 * testsuite/split_i386_4.s: New file.
5475 * testsuite/split_i386_n.s: New file.
5476 * testsuite/split_x86_64_1.s: New file.
5477 * testsuite/split_x86_64_2.s: New file.
5478 * testsuite/split_x86_64_3.s: New file.
5479 * testsuite/split_x86_64_4.s: New file.
5480 * testsuite/split_x86_64_n.s: New file.
5481 * testsuite/testfile.cc (Target_test): Update relocation_section
5482 function.
5483 * testsuite/Makefile.in: Rebuild.
5484
e8a9fcda
ILT		 54852009-10-06 Ian Lance Taylor <iant@google.com>
5486
5487 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5488 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5489 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5490 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5491 the address on ldo_addrs_.
5492 (Target_i386::Relocate::fix_up_ldo): New function.
5493
e99daf92
ILT		 54942009-10-06 Rafael Espindola <espindola@google.com>
5495
5496 * plugin.cc (add_input_library): New.
5497 (Plugin::load): Add add_input_library to tv.
5498 (Plugin_manager::add_input_file): Add the is_lib argument.
5499 (add_input_file): Update call to Plugin_manager::add_input_file.
5500 (add_input_library): New.
5501 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5502
966d4097
DK		 55032009-09-30 Doug Kwan <dougkwan@google.com>
5504
5505 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5506 symbol and call Symbol::may_need_copy_reloc to determine if
5507 a copy reloc is needed.
5508 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5509 nocopyreloc is given in command line.
5510 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5511 given in command line.
5512 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5513 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5514 of the removed Target_i386::may_need_copy_reloc.
5515 * options.h (copyreloc): New option with default value false.
5516 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5517 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5518 instead of the removed Target_powerpc::may_need_copy_reloc.
5519 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5520 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5521 instead of the removed Target_sparc::may_need_copy_reloc.
5522 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5523 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5524 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5525 instead of the removed Target_x86_64::may_need_copy_reloc.
5526
029ba973
ILT		 55272009-09-30 Ian Lance Taylor <iant@google.com>
5528
5529 * object.h (class Object): Remove target_ field, and target,
5530 sized_target, and set_target methods.
5531 (Object::sized_target): Remove.
5532 (class Sized_relobj): Update declarations. Remove sized_target.
5533 * object.cc (Sized_relobj::setup): Remove target parameter.
5534 Change all callers.
5535 (Input_objects::add_object): Don't do anything with the target.
5536 (make_elf_sized_object): Add punconfigured parameter. Change all
5537 callers. Set or test parameter target.
5538 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5539 Change all callers.
5540 * parameters.cc (Parameters::set_target): Change parameter type to
5541 be non-const.
5542 (Parameters::default_target): Remove.
5543 (set_parameters_target): Change parameter type to be non-const.
5544 (parameters_force_valid_target): New function.
5545 (parameters_clear_target): New function.
5546 * parameters.h (class Parameters): Update declarations. Remove
5547 default_target method. Add sized_target and clear_target
5548 methods. Change target_ to be non-const.
5549 (set_parameters_target): Update declaration.
5550 (parameters_force_valid_target): Declare.
5551 (parameters_clear_target): Declare.
5552 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5553 as NULL if we aren't searching.
5554 (Add_symbols::run): Don't check for compatible target.
5555 * fileread.cc (Input_file::open_binary): Call
5556 parameters_force_valid_target.
5557 * gold.cc (queue_middle_tasks): Likewise.
5558 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5559 set_target on object.
5560 * dynobj.h (class Sized_dynobj): Update declarations.
5561 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5562 make_elf_object returns NULL.
5563 (Archive::include_member): Don't check whether object target is
5564 compatible.
5565 * output.cc (Output_section::add_input_section): Get target from
5566 parameters.
5567 (Output_section::relax_input_section): Likewise.
5568 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5569 parameters.
5570 (Sized_relobj::do_scan_relocs): Likewise.
5571 (Sized_relobj::relocate_sections): Likewise.
5572 * resolve.cc (Symbol_table::resolve): Likewise.
5573 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5574 parameter. Change all callers.
5575 (Symbol_table::add_from_object): Get target from parameters.
5576 (Symbol_table::add_from_relobj): Don't check object target.
5577 (Symbol_table::add_from_dynobj): Likewise.
5578 (Symbol_table::define_special_symbol): Get target from
5579 parameters.
5580 * symtab.h (class Symbol_table): Update declaration.
5581 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5582 parameter. Change all callers. Clear parameter target.
5583 (Binary_test): Test target here.
5584 * testsuite/object_unittest.cc (gold_testsuite): Remove
5585 target_test_pointer parameter. Change all callers.
5586 (Object_test): Test target here.
5587
a6a22b83
ILT		 55882009-09-26 Ian Lance Taylor <iant@google.com>
5589
5590 * testsuite/initpri1.c: Don't try to use constructor priorities if
5591 compiling with gcc before 4.3.
5592
6a8f49fe
ILT		 55932009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5594
5595 * testsuite/retain_symbols_file_test.sh (check_present): Change
5596 output file name to retain_symbols_file_test.stdout.
5597 (check_absent): Likewise.
5598
8c604651
CS		 55992009-09-18 Craig Silverstein <csilvers@google.com>
5600
5601 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5602 * options.cc: Include <cerrno> and <fstream>.
5603 (General_options::finalize): Parse -retain-symbols-file tag.
5604 * options.h: New flag.
5605 (General_options): New method should_retain_symbol, new
5606 variable symbols_to_retain.
5607 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5608 should_retain_symbol map.
5609 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5610 * testsuite/Makefile.in: Regenerate.
5611 * testsuite/retain_symbols_file_test.sh: New file.
5612
ca58b19f
NC		 56132009-09-18 Nick Clifton <nickc@redhat.com>
5614
5615 * po/es.po: Updated Spanish translation.
5616
20e6d0d6
DK		 56172009-09-17 Doug Kwan <dougkwan@google.com>
5618
5619 * debug.h (DEBUG_RELAXATION): New constant.
5620 (DEBUG_ALL): Add DEBUG_RELAXATION.
5621 (debug_string_to_enum): Add relaxation debug option.
5622 * layout.cc
5623 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5624 Layout::Relaxation_debug_check::read_sections,
5625 Layout::Relaxation_debug_check::read_sections): New method definitions.
5626 (Layout::Layout): Initialize data members
5627 record_output_section_data_from_scrips_,
5628 script_output_section_data_list_ and relaxation_debug_check_.
5629 (Layout::save_segments, Layout::restore_segments,
5630 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5631 Layout::relaxation_loop_body): New method definitions.
5632 (Layout::finalize): Support relaxation. Move section layout code to
5633 Layout::relaxation_loop_body.
5634 (Layout::set_asection_address_from_script): Move code for orphan
5635 section placement out.
5636 (Layout::place_orphan_sections_in_script): New method definition.
5637 * layout.h (Output_segment_headers, Output_file_header):
5638 New forward class declarations.
5639 (Layout::~Layout): Define.
5640 (Layout::new_output_section_data_from_script): New method definition.
5641 (Layout::place_orphan_sections_in_script): New method declaration.
5642 (Layout::Segment_states): New type declaration.
5643 (Layout::save_segments, Layout::restore_segments,
5644 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5645 Layout::relaxation_loop_body): New method declarations.
5646 (Layout::Output_section_data_list): New type declaration.
5647 (Layout::Relaxation_debug_check): New class definition.
5648 (Layout::record_output_section_data_from_script_,
5649 Layout::script_output_section_data_list_, Layout::segment_states_,
5650 Layout::relaxation_debug_check_): New data members.
5651 * output.cc: (Output_section_headers::do_size): New method definition.
5652 (Output_section_headers::Output_section_headers): Move size
5653 computation to Output_section_headers::do_size.
5654 (Output_segment_headers::do_size): New method definition.
e1df38aa 5655 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5656 Output_file_header::do_size and call it.
5657 (Output_file_header::do_size): New method definition.
5658 (Output_data_group::Output_data_group): Adjust call to
5659 Output_section_data.
5660 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5661 (Output_symtab_xindex::do_write): Add array bound check.
5662 (Output_section::Input_section::print_to_mapfile): Handle
5663 RELAXED_INPUT_SECTION_CODE.
5664 (Output_section::Output_section): Initialize data member checkpoint_.
5665 (Output_section::~Output_section): Delete checkpoint object pointed
5666 by checkpoint_.
5667 (Output_section::add_input_section): Always add an Input_section if
5668 relaxing.
5669 (Output_section::add_merge_input_section): Add assert.
5670 (Output_section::relax_input_section): New method definition.
5671 (Output_section::set_final_data_size): Set load address to zero for
5672 an unallocated section.
5673 (Output_section::do_address_and_file_offset_have_reset_values):
5674 New method definition.
5675 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5676 Handle relaxed input section.
5677 (Output_section::sort_attached_input_sections): Checkpoint input
5678 section list lazily.
5679 (Output_section::get_input_sections): Change type of input_sections to
5680 list of Simple_input_section pointers. Checkpoint input section list
5681 lazily. Also handle relaxed input sections.
5682 (Output_section::add_input_section_for_script): Take a reference to
5683 a Simple_input_section object instead of Relobj pointer and section
5684 index as parameter. Handle relaxed input sections.
5685 (Output_section::save_states, Output_section::restore_states): New
5686 method definitions.
5687 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5688 (Output_data::is_data_size_fixed): New method definition.
5689 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5690 if it is fixed.
5691 (Output_data::address_and_file_offset_have_reset_values): New method
5692 definition.
5693 (Output_data::do_address_and_file_offset_have_reset_values): New method
5694 definition.
5695 (Output_data::set_data_size): Check that data size is not fixed.
5696 (Output_data::fix_data_size): New method definition.
5697 (Output_data::is_data_size_fixed_): New data member.
5698 (Output_section_headers::set_final_data_size): New method definition.
5699 (Output_section_headers::do_size): New method declaration.
5700 (Output_segment_headers::set_final_data_size): New method definition.
5701 (Output_segment_headers::do_size): New method declaration.
5702 (Output_file_header::set_final_data_size)::New method definition.
5703 (Output_file_header::do_size)::New method declaration.
5704 (Output_section_data::Output_section_data): Add new parameter
5705 is_data_size_fixed and use it to fix data size.
5706 (Output_data_const::Output_data_const): Adjust call to base class
5707 constructor and fix data size.
5708 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5709 base class constructor and fix data size.
5710 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5711 base class constructor and fix data size.
5712 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5713 class constructor and fix data size.
5714 (Output_data_group::set_final_data_size): New method definition.
5715 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5716 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5717 class constructor and fix data size.
5718 (Output_relaxed_input_section): New class definition.
5719 (Output_section::Simple_input_section): New class definition.
5720 (Output_section::get_input_sections): Adjust parameter list.
5721 (Output_section::add_input_section_for_script): Same.
5722 (Output_section::save_states, Output_section::restore_states,
5723 Output_section::do_address_and_file_offset_have_reset_values,
5724 (Output_section::Input_section::Input_section): Handle
5725 RELAXED_INPUT_SECTION_CODE. Add new overload for
5726 Output_relaxed_input_section.
5727 (Output_section::Input_section::is_input_section,
5728 Output_section::Input_section::set_output_section): Handle relaxed
5729 input section.
5730 (Output_section::Input_section::is_relaxed_input_section,
5731 Output_section::Input_section::output_section_data,
5732 Output_section::Input_section::relaxed_input_section): New method
5733 definitions.
5734 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5735 value.
5736 (Output_section::Input_section::u1_): Update comments.
5737 (Output_section::Input_section::u2_): Add new union member poris.
5738 (Output_section::Checkpoint_output_section): New classs definition.
5739 (Output_section::relax_input_section): New method declaration.
5740 (Output_section::checkpoint_): New data member.
5741 (Output_segment): Update comments.
5742 (Output_segment::Output_segment): Un-privatize copy constructor.
5743 (Output_segment::operator=): Un-privatize.
5744 * script-sections.cc (Output_section_element::Input_section_list):
5745 Change element type to Output_section::Simple_input_section.
5746 (Output_section_element_dot_assignment::set_section_addresses):
5747 Register output section data for relaxation clean up.
5748 (Output_data_exression::Output_data_expression): Adjust call to base
5749 constructor to fix data size.
5750 (Output_section_element_data::set_section_addresses): Register
5751 Output_data_expression object for relaxation clean up.
5752 (struct Input_section_info): Replace Relobj pointer and section index
5753 pair with Output_section::Simple_input_section and Convert struct to a
5754 class.
5755 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5756 Input_section_info data member to use accessors.
20e6d0d6
DK		 5757 (Output_section_element_input::set_section_addresses): Use layout
5758 parameter. Adjust code to use Output_section::Simple_input_section
5759 and Input_secction_info classes. Register filler for relaxation
5760 clean up.
5761 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5762 and section index pair with Output_section::Simple_input_section
5763 class. Adjust code accordingly.
5764 (Phdrs_element::release_segment): New method definition.
5765 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5766 segment list.
5767 (Script_sections::release_segments): New method definition.
5768 * gold/script-sections.h (Script_sections::release_segments): New
5769 method declaration.
5770 * gold/target.h (Target::may_relax, Target::relax,
5771 Target::do_may_relax, Target::do_relax): New method definitions.
5772
5e445df6
ILT		 57732009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5774
5775 * arm.cc (has_signed_unsigned_overflow): New function.
5776 (Arm_relocate_functions::abs8): New function.
5777 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5778 (Target_arm::Scan::global): Likewise.
5779 (Target_arm::relocate::relocate): Likewise.
5780 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5781 Likewise.
5782
8c604651 57832009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5784
5785 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5786 * testsuite/Makefile.in: Regenerate.
5787
1e9cc1c2
NC		 57882009-09-11 Nick Clifton <nickc@redhat.com>
5789
5790 * po/gold.pot: Updated by the Translation project.
5791
6a89f575
CC		 57922009-09-08 Cary Coutant <ccoutant@google.com>
5793
5794 * output.cc (Output_file::open): Add execute permission to empty file.
5795 * testsuite/Makefile.am (permission_test): New test.
5796 * testsuite/Makefile.in: Regenerate.
5797
fdcac5af
ILT		 57982009-09-02 Ian Lance Taylor <iant@google.com>
5799
5800 * output.cc (Output_file::resize): Call map_no_anonymous rather
5801 than map.
5802
44453f85
ILT		 58032009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5804
5805 * gold.cc: Include "incremental.h".
5806 (queue_initial_tasks): Call Incremental_checker methods.
5807 * incremental.cc: Include "output.h".
5808 (Incremental_checker::can_incrementally_link_output_file): New
5809 method.
5810 * incremental.h (Incremental_checker): New class.
5811
5812 * output.cc (Output_file::open_for_modification): New method.
5813 (Output_file::map_anonymous): Changed return type to bool. Record
5814 map in base_ field.
5815 (Output_file::map_no_anonymous): New method, broken out of map.
5816 (Output_file::map): Use map_no_anonymous and map_anonymous.
5817 * output.h (class Output_file): Update declarations.
5818
293c1386
CC		 58192009-08-24 Cary Coutant <ccoutant@google.com>
5820
5821 * options.h (Command_line::Pre_options): New class.
5822 (Command_line::pre_options): New member.
5823 * options.cc (gold::options::ready_to_register): New variable.
5824 (One_option::register_option): Do nothing if not registering options.
5825 Assert if same short option registered twice.
5826 (General_options::General_options): Turn off option registration when
5827 done constructing.
5828 (Command_line::Pre_options::Pre_options): New constructor.
5829
f773f3d2
CC		 58302009-08-24 Cary Coutant <ccoutant@google.com>
5831
06a73cfe
CC		 5832 * options.h (General_options::no_keep_memory): Remove incorrect
5833 short option.
f773f3d2 5834
a15af8e2
RW		 58352009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5836
5837 * Makefile.am (am__skiplex, am__skipyacc): New.
5838 * Makefile.in: Regenerate.
5839
c462b41b
RW		 58402009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5841
14ec8efd
RW		 5842 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5843 (INCLUDES): ... this.
5844 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5845 (AM_CPPFLAGS): Renamed from ...
5846 (INCLUDE): ... this.
5847 * Makefile.in, testsuite/Makefile.in: Regenerate.
5848
81ecdfbb
RW		 5849 * Makefile.in: Regenerate.
5850 * aclocal.m4: Likewise.
5851 * config.in: Likewise.
5852 * configure: Likewise.
5853 * testsuite/Makefile.in: Likewise.
5854
c462b41b
RW		 5855 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5856 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5857 * Makefile.in: Regenerate.
5858 * testsuite/Makefile.in: Regenerate.
5859
2da73f13
CC		 58602009-08-19 Cary Coutant <ccoutant@google.com>
5861
5862 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5863 symbols in shared libraries overridden by hidden or internal symbols
5864 in the main program.
5865
2db70501
CD		 58662009-08-19 Chris Demetriou <cgd@google.com>
5867
5868 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5869 checking source file names in error messages.
5870
f733487b
DK		 58712009-08-18 Doug Kwan <dougkwan@google.com>
5872
5873 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5874 an elcpp::Ehdr as parameter. Adjust call to set_target.
5875 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5876 an elfcpp::Ehdr as parameter.
5877 * object.cc (Object::set_target): Remove the version that looks up
5878 a target and sets it.
5879 (Sized_relobj::setup): Take a Target object instead of
5880 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5881 (make_elf_sized_object): Find target and ask target to
5882 make an ELF object.
5883 * object.h: (Object::set_target): Remove the version that looks up
5884 a target and sets it.
5885 (Sized_relobj::setup): Take a Target object instead of
5886 an elfcpp:Ehdr as parameter.
5887 * target.cc: Include dynobj.h.
5888 (Target::do_make_elf_object_implementation): New.
5889 (Target::do_make_elf_object): New.
5890 * target.h (Target::make_elf_object): New template declaration.
5891 (Target::do_make_elf_object): New method declarations.
5892 (Target::do_make_elf_object_implementation): New template declaration.
5893
cc70f101
ILT		 58942009-08-14 Ian Lance Taylor <iant@google.com>
5895
5896 * gold.h (FUNCTION_NAME): Define.
5897 (gold_unreachable): Use FUNCTION_NAME.
5898
ef5e0cb1
ST		 58992009-08-12 Sriraman Tallam <tmsriram@google.com>
5900
5901 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5902 symbol in the --keep-unique list is not found.
5903
48c187ce
ST		 59042009-08-12 Sriraman Tallam <tmsriram@google.com>
5905
5906 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5907 been maked as --keep-unique.
5908 (Icf::unfold_section): New function.
5909 * icf.h (Icf::unfold_section): New function.
5910 * options.h (General_options::keep_unique): New option.
5911 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5912 * testsuite/Makefile.in: Regenerate.
5913 * testsuite/icf_keep_unique_test.sh: New file.
5914 * testsuite/icf_keep_unique_test.cc: New file.
5915
645afe0c
CC		 59162009-08-12 Cary Coutant <ccoutant@google.com>
5917
5918 PR 10471
5919 * resolve.cc (Symbol_table::resolve): Check for references from
5920 dynamic objects to hidden and internal symbols.
5921 * testsuite/Makefile.am (hidden_test.sh): New test.
5922 * testsuite/Makefile.in: Regenerate.
5923 * testsuite/hidden_test.sh: New script.
5924 * testsuite/hidden_test_1.c: New test source.
5925 * testsuite/hidden_test_main.c: New test source.
5926
11af873f
DK		 59272009-08-11 Doug Kwan <dougkwan@google.com>
5928
5929 * arm.cc: Update comments.
5930 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5931 segment to locate the .ARM.exidx section if present.
5932
b9f7d72d
DK		 59332009-08-09 Doug Kwan <dougkwan@google.com>
5934
5935 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5936 patch.
5937
ddd3c53c
ST		 59382009-08-07 Sriraman Tallam <tmsriram@google.com>
5939 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5940 compiler warnings.
5941
27721062
ST		 59422009-08-06 Sriraman Tallam <tmsriram@google.com>
5943
5944 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5945 valid tls_segment only for non-debug-section relocations.
5946 * testsuite/Makefile.am: Add gc_tls_test.
5947 * testsuite/Makefile.in: Regenerate.
5948 * testsuite/gc_tls_test.cc: New file.
5949 * testsuite/gc_tls_test.sh: New file.
5950
ef15dade 59512009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5952
ef15dade
ST		 5953 * icf.cc: New file.
5954 * icf.h: New file.
5955 * Makefile.am (CCFILES): Add icf.cc.
5956 (HFILES): Add icf.h
5957 * Makefile.in: Regenerate.
5958 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5959 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5960 section, symbol and addend information for the relocs.
5961 * gold.cc (queue_middle_tasks): Call identical code folding.
5962 * gold.h: Add defines for multimap.
5963 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5964 to the call of finalize_local_symbols.
5965 * main.cc (main): Create object of class Icf.
5966 * object.cc (Sized_relobj::do_layout): Allow this function to be
5967 called twice during icf.
5968 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5969 to sections marked as identical by icf.
5970 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5971 when available.
5972 (Sized_relobj::do_section_entsize): New function.
5973 * object.h (Object::section_entsize): New function.
5974 (Object::do_section_entsize): New pure virtual function.
5975 (Relobj::finalize_local_symbols): Add new parameter.
5976 (Relobj::do_section_entsize): New function.
5977 * options.h (General_options::icf): New option.
5978 (General_options::icf_iterations): New option.
5979 (General_options::print_icf_sections): New option.
5980 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5981 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5982 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5983 icf.
5984 * symtab.cc (Symbol_table::is_section_folded): New function.
5985 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5986 to sections marked as identical by icf.
5987 * symtab.h (Symbol_table::set_icf): New function.
5988 (Symbol_table::icf): New function.
5989 (Symbol_table::is_section_folded): New function.
5990 (Symbol_table::icf_): New data member.
5991 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5992 * testsuite/Makefile.am: Add commands to build icf_test.
5993 * testsuite/Makefile.in: Regenerate.
5994 * testsuite/icf_test.sh: New file.
5995 * testsuite/icf_test.cc: New file.
5996
c3b65ac4
CD		 59972009-07-24 Chris Demetriou <cgd@google.com>
5998
5999 * layout.cc (is_compressible_debug_section): Fix incorrect
6000 comment about compressed section names.
6001
1caf2c51
ILT		 60022009-07-20 Ian Lance Taylor <ian@airs.com>
6003
6004 PR 10419
6005 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6006
1ef4d87f
ILT		 60072009-07-16 Ian Lance Taylor <iant@google.com>
6008
6009 PR 10400
6010 * layout.h: #include <map>.
6011 (class Kept_section): Change from struct to class. Add accessors
6012 and setters. Add section size to Comdat_group mapping. Change
6013 Comdat_group to std::map. Add is_comdat_ field. Add
6014 linkonce_size field in union.
6015 (class Layout): Update declaration of find_or_add_kept_section.
6016 Don't declare find_kept_object.
6017 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6018 parameter. Add object, shndx, is_comdat, and is_group_name
6019 parameters. Change all callers. Adjust for new Kept_section.
6020 (Layout::find_kept_object): Remove.
6021 * object.cc (Sized_relobj::include_section_group): Update use of
6022 Kept_section. Rename secnum to shndx. Only record
6023 Kept_comdat_section if sections are the same size.
6024 (Sized_relobj::include_linkonce_section): Update use of
6025 Kept_section. Only record Kept_comdat_section if sections are the
6026 same size. Set size of linkonce section.
6027 (Sized_relobj::map_to_kept_section): Update call to
6028 get_kept_comdat_section.
6029 * object.h (class Sized_relobj): Rename fields in
6030 Kept_comdat_section to drop trailing underscores; change object
6031 field to Relobj*. Change Kept_comdat_section_table to store
6032 struct rather than pointer.
6033 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6034 Add kept_object and kept_shndx parameters. Change all callers.
6035 (Sized_relobj::get_kept_comdat_section): Change return type to
6036 bool. Add kept_object and kept_shndx parameters. Change all
6037 callers.
6038 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6039 Layout::find_or_add_kept_section.
6040
37c3b7b0
ILT		 60412009-07-09 Ian Lance Taylor <iant@google.com>
6042
6043 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6044 Reserve space in the hash table.
6045
98fa85cb
ILT		 60462009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6047
6048 * fileread.cc (File_read::get_mtime): New method.
6049 * fileread.h (Timespec): New structure.
6050 (File_read::get_mtime): New method.
6051 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6052 Renamed from timestamp_nsec.
6053 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6054 Elf_Xword.
e1df38aa 6055 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6056 timestamp_nsec.
e1df38aa 6057 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6058 (Incremental_inputs::report_obejct): Save mtime; style fix.
6059 (Incremental_inputs::report_script): Save mtime; style fix.
6060 (Incremental_inputs::finalize_inputs): Style fix.
6061 (Incremental_inputs::finalize): Style fix.
6062 (Incremental_inputs::create_input_section_data): Store inputs
6063 mtime.
6064 * incremental.h (Incremental_inputs::report_script): Add mtime
6065 argument.
6066 (Incremental_inputs::Input_info::Input_info): Intialize only one
6067 union member.
6068 (Incremental_inputs::Input_info::archive): Move to nameless
6069 union.
6070 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6071 (Incremental_inputs::Input_info::script): Move to nameless union.
6072 (Incremental_inputs::mtime): New field.
6073 * script.cc (read_input_script): Pass file mtime to
6074 Incremental_input.
6075 * script.h (Script_info::inputs): Style fix.
6076
c9d70757
ILT		 60772009-07-01 Ian Lance Taylor <ian@airs.com>
6078
6079 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6080 instead of 32.
6081
9c547ec3
ILT		 60822009-06-24 Ian Lance Taylor <iant@google.com>
6083
6084 PR 10156
6085 * layout.cc (Layout::choose_output_section): If we find an
6086 existing section, update the flags.
6087 (Layout::create_notes): New function, broken out of
6088 Layout::finalize.
6089 (Layout::finalize): Don't create note sections.
6090 (Layout::create_note): Don't crash if linker script discards
6091 section.
6092 (Layout::create_gold_note): Likewise.
6093 (Layout::create_build_id): Likewise. Don't set
6094 after_input_sections on the section.
6095 (Layout::create_executable_stack_info): Remove target parameter.
6096 Change caller.
6097 * layout.h (class Layout): Declare create_notes. Update
6098 declaration of create_executable_stack_info.
6099 * gold.cc (queue_middle_tasks): Call create_notes.
6100 * output.cc (Output_section::update_flags_for_input_section): Move
6101 here from output.h. If SHF_ALLOC flag is newly set, mark address
6102 invalid.
6103 * output.h (Output_data::mark_address_invalid): New function.
6104 (class Output_section): Only declare, not define,
6105 update_flags_for_input_section. Remove set_flags.
6106
55458500
ILT		 61072009-06-24 Ian Lance Taylor <iant@google.com>
6108
6109 * script-sections.cc (Output_section_definition::
6110 set_section_addresses): Rename shadowing local load_address to
6111 laddr.
6112
1307d6cd
ILT		 61132009-06-24 Ian Lance Taylor <iant@google.com>
6114
6115 PR 10244
6116 * reloc.cc (relocate_sections): Skip empty relocation sections.
6117
ec3f783e
ILT		 61182009-06-23 Ian Lance Taylor <iant@google.com>
6119
6120 PR 10156
6121 * layout.cc (Layout::create_note): Use choose_output_section
6122 rather than make_output_section.
6123
459c9f1c
ILT		 61242009-06-23 Ian Lance Taylor <iant@google.com>
6125
6126 PR 10237
6127 * options.cc (General_options::parse_V): Set printed_version_.
6128 (General_options::General_options): Initialize printed_version_.
6129 * options.h (class General_options): Add printed_version_ field.
6130 * gold.cc (queue_initial_tasks): If there are no input files,
6131 don't give a fatal error if we printed the version information.
6132 (queue_middle_tasks): If using -r with a shared object, give a
6133 fatal error rather than an ordinary error.
6134
1518dc8f
ILT		 61352009-06-23 Ian Lance Taylor <iant@google.com>
6136
6137 PR 10219
6138 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6139 (Layout::make_output_section): Set have_stabstr_section_ if we see
6140 a .stab*str section.
6141 (Layout::finalize): Call link_stabs_sections.
6142 (Layout::link_stabs_sections): New file.
6143 * layout.h (class Layout): Add have_stabstr_section_ field.
6144 Declare link_stabs_sections.
6145
3d857b98
DK		 61462009-06-23 Doug Kwan <dougkwan@google.com>
6147
6148 * Makefile.am (libgold_a_LIBADD): New.
6149 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6150 * Makefile.in: Regenerate.
6151 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6152 * configure: Regenerate.
6153 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6154 * fileread.cc: Include sys/state.h
6155 * gold.h: Declare memmem and strndup if found missing.
6156 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6157
0639a6f6
ILT		 61582009-06-23 Ian Lance Taylor <iant@google.com>
6159
6160 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6161 * configure: Rebuild.
6162
8d63875c
ILT		 61632009-06-23 Ian Lance Taylor <iant@google.com>
6164
6165 PR 10147
6166 * object.cc (Object::section_contents): Don't try to get a view if
6167 the section has length zero.
6168 (Object::handle_gnu_warning_section): If the section is empty, use
6169 the name of the section as the warning.
6170
f7c8a183
ILT		 61712009-06-23 Ian Lance Taylor <iant@google.com>
6172
6173 PR 10133
6174 * stringpool.h (class Stringpool_template): Add optimize_ field.
6175 (Stringpool_template::set_optimize): New function.
6176 * stringpool.cc (Stringpool_template::Stringpool_template):
6177 Initialize optimize_ field.
6178 (Stringpool_template::set_string_offsets): Test local optimize
6179 fild rather than parameter.
6180 * layout.cc (Layout::Layout): Call set_optimize on the section
6181 name stringpool.
6182
e6a307ba
ILT		 61832009-06-22 Ian Lance Taylor <iant@google.com>
6184
6185 PR 10030
6186 * yyscript.y: Parse TARGET.
6187 * script.cc (script_set_target): New function.
6188 * script-c.h (script_set_target): Declare.
6189 * options.cc (General_options::string_to_object_format): Rename
6190 from string_to_object_format in anonymous namespace. Change
6191 callers.
6192 * options.h (class General_options): Declare
6193 string_to_object_format.
6194
3ee173de
ILT		 61952009-06-22 Ian Lance Taylor <iant@google.com>
6196
6197 * script-sections.cc (Script_sections::create_segments): Don't put
6198 program headers in a PT_LOAD segment if -n or -N.
6199
62002009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6201
6202 PR 10141
6203 * options.h (class General_options): Add -z lazy and -z now. Sort
6204 -z options into alphabetical order.
6205 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6206
cd6739a1 62072009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6208
6209 * layout.cc (Layout::make_output_section): Call
6210 Target::new_output_section.
6211 (Layout::attach_allocated_section_to_segment): Put large section
6212 sections in a separate load segment with the large segment flag
6213 set.
6214 (Layout::segment_precedes): Sort large data segments after other
6215 load segments.
6216 (align_file_offset): New static function.
6217 (Layout::set_segment_offsets): Use align_file_offset.
6218 * output.h (class Output_section): Add is_small_section_ and
6219 is_large_section_ fields.
6220 (Output_section::is_small_section): New function.
6221 (Output_section::set_is_small_section): New function.
6222 (Output_section::is_large_section): New function.
6223 (Output_section::set_is_large_section): New function.
6224 (Output_section::is_large_data_section): New function.
6225 (class Output_segment): Add is_large_data_segment_ field.
6226 (Output_segment::is_large_data_segment): New function.
6227 (Output_segment::set_is_large_data_segment): New function.
6228 * output.cc (Output_section::Output_section): Initialize new
6229 fields.
6230 (Output_segment::Output_segment): Likewise.
6231 (Output_segment::add_output_section): Add assertion that large
6232 data sections always go in large data segments. Force small data
6233 sections to the end of the list of data sections. Force small BSS
6234 sections to the start of the list of BSS sections. For large BSS
6235 sections to the end of the list of BSS sections.
6236 * symtab.h (class Symbol): Declare is_common_shndx.
6237 (Symbol::is_defined): Check Symbol::is_common_shndx.
6238 (Symbol::is_common): Likewise.
6239 (class Symbol_table): Define enum Commons_section_type. Update
6240 declarations. Add small_commons_ and large_commons_ fields.
6241 * symtab.cc (Symbol::is_common_shndx): New function.
6242 (Symbol_table::Symbol_table): Initialize new fields.
6243 (Symbol_table::add_from_object): Put small and large common
6244 symbols in the right list.
6245 (Symbol_table::sized_finalized_symbol): Check
6246 Symbol::is_common_shndx.
6247 (Symbol_table::sized_write_globals): Likewise.
6248 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6249 common symbol lists. Don't call do_allocate_commons_list if the
6250 list is empty.
6251 (Symbol_table::do_allocate_commons_list): Remove is_tls
6252 parameter. Add comons_section_type parameter. Change all
6253 callers. Handle small and large common symbols.
6254 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6255 Symbol::is_common_shndx.
6256 * resolve.cc (symbol_to_bits): Likewise.
6257 * target.h (Target::small_common_shndx): New function.
6258 (Target::small_common_section_flags): New function.
6259 (Target::large_common_shndx): New function.
6260 (Target::large_common_section_flags): New function.
6261 (Target::new_output_section): New function.
6262 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6263 small_common_section_flags, and large_common_section_flags
6264 fields.
6265 (Target::do_new_output_section): New virtual function.
6266 * arm.cc (Target_arm::arm_info): Initialize new fields.
6267 * i386.cc (Target_i386::i386_info): Likewise.
6268 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6269 Likewise.
6270 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6271 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6272 (Target_x86_64::do_new_output_section): New function.
6273 * configure.ac: Define conditional MCMODEL_MEDIUM.
6274 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6275 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6276 (large_LDFLAGS): Define.
6277 * testsuite/large.c: New file.
6278 * testsuite/testfile.cc (Target_test::test_target_info):
6279 Initialize new fields.
6280 * configure, testsuite/Makefile.in: Rebuild.
6281
bb04269c
DK		 62822009-06-05 Doug Kwan <dougkwan@google.com>
6283
6284 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 6285 * Makefile.in: Regenerate.
bb04269c
DK		 6286 * i386.cc (class Target_i386): Define new virtual method to
6287 override do_is_local_label_name in parent.
6288 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6289 local symbols if --discard-locals or -X is given.
6290 * options.h (class General_options): Declare new options
6291 '--discard-locals' and '-X' for discarding locals.
6292 * target.h (class Target): Define new methods is_local_label_name.
6293 Declare new virtual method do_is_local_label_name.
6294 * target.cc: New file.
6295 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6296 (check_SCRIPTS): Add discard_locals_test.sh.
6297 (check_DATA): Add discard_local_tests.syms.
6298 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6299 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6300 * testsuite/Makefile.in: Regenerate.
6301 * testsuite/discard_locals_test.c: New file.
6302 * testsuite/discard_locals_test.sh: Same.
6303
805bb01c
DK		 63042009-06-05 Doug Kwan <dougkwan@google.com>
6305
6306 * object.cc (Sized_relobj::Sized_relobj): Initialize
6307 discarded_eh_frame_shndx_ to -1U.
6308 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6309 section.
6310 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6311 a discarded .eh_frame section.
6312 (Sized_relobj::do_finalize_local_symbols): Ditto.
6313 * object.h (class Sized_relobj): Declare new member
6314 discarded_eh_frame_shndx_.
6315 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6316 (local_labels_test.o, local_labels_test): New rules.
6317 * testsuite/Makefile.in: Regenerate.
6318
1dcd334d
DK		 63192009-06-04 Doug Kwan <dougkwan@google.com>
6320
6321 * layout.cc (Layout::section_name_mapping): Add mapping for
6322 special ARM sections.
6323
96d49306
DK		 63242009-06-03 Doug Kwan <dougkwan@google.com>
6325
6326 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6327 (utils::has_overflow): Same.
6328
dff16297
ILT		 63292009-06-03 Ian Lance Taylor <iant@google.com>
6330
6331 * layout.cc (Layout::section_name_mapping): New array, replacing
6332 Layout::linkonce_mapping.
6333 (Layout::section_name_mapping_count): New variable, replacing
6334 Layout::linkonce_mapping_count.
6335 (Layout::linkonce_output_name): Remove.
6336 (Layout::output_section_name): Rewrite.
6337 * layout.h (class Layout): Rename Linkonce_mapping to
6338 Section_name_mapping, linkonce_mapping to section_name_mapping,
6339 linkonce_mapping_count to section_name_mapping_count. Don't
6340 declare linkonce_output_name.
6341
c121c671
DK		 63422009-06-03 Doug Kwan <dougkwan@google.com>
6343
6344 * gold/arm.cc (namespace utils): New.
6345 (Target_arm::reloc_is_non_pic): Define new method.
6346 (class Arm_relocate_functions): New.
6347 (Target_arm::Relocate::relocate): Handle relocation types used by
6348 Android.
6349
07800fab
ILT		 63502009-06-03 Ian Lance Taylor <iant@google.com>
6351
6352 * arm.cc (Target_arm::scan::global): Use || instead of |.
6353
c121c671
DK		 63542009-06-02 Doug Kwan <dougkwan@google.com>
6355
6356 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6357 issued_non_pic_error_.
6358 (class Target_arm::Scan): Declare new method check_non_pic.
6359 Define new method symbol_needs_plt_entry.
6360 Declare new data member issued_non_pic_error_.
6361 (class Target_arm::Relocate): Declare new method
6362 should_apply_static_reloc.
6363 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6364 (Target_arm::Scan::check_non_pic): Define new method.
6365 (Target_arm::Scan::local): Handle a small subset of reloc types used
6366 by Android.
6367 (Target_arm::Scan::local): Same.
6368 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6369
b19b0c6d
ILT		 63702009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6371
6372 * incremental.cc (Incremental_inputs::report_command_line): Filter
6373 out --incremental-* options.
6374
94cdfcff
DK		 63752009-05-29 Doug Kwan <dougkwan@google.com>
6376
6377 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6378 template class.
6379 (class Target_arm): Update comment.
6380 (Target_arm::Target_arm): Initialize new data members GOT_,
6381 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6382 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6383 and Target_arm::rel_dyn_section.
6384 Declare new_enum Target_arm::Got_type.
6385 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6386 and DYNBSS_.
6387 Update commments for member do_dynsym_value.
6388 (Target_arm::got_size, Target_arm::plt_section,
6389 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6390 new methods inside class defintion.
6391 (Target_arm::got_section): Define new method.
6392 (Target_arm::rel_dyn_section): Same.
6393 (Output_data_plt_arm): New template class.
6394 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6395 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6396 (Output_data_plt_arm::add_entry): Same.
6397 (Output_data_plt_arm::first_plt_entry): Define new
6398 static data member for PLT instruction template.
6399 (Output_data_plt_arm::plt_entry): Same.
6400 (Output_data_plt_arm::do_write): Define new method.
6401 (Target_arm::make_plt_entry): Same.
6402 (Target_arm::do_finalize_sections): Same.
6403 (Target_arm::do_dynsym_value): Same.
6404
4a657b0d
DK		 64052009-05-28 Doug Kwan <dougkwan@google.com>
6406
6407 * Makefile.am (TARGETSOURCES): Add arm.cc.
6408 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6409 * Makefile.in: Regenerate.
6410 * arm.cc: New file.
6411 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6412
e7ae8c36
DK		 64132009-05-26 Doug Kwan <dougkwan@google.com>
6414
6415 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6416 (General_options::check_excluded_libs): Strip off directories in
6417 archive name before matching like GNU ld does.
6418 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6419 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6420 (exclude_libs_test_LDFLAGS): Add linker option
6421 -Wl,--exclude-libs,libexclude_libs_test_3
6422 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6423 an explicit archive without using -l.
6424 (alt/libexclude_libs_test_3.a): New make rule.
6425 * testsuite/Makefile.in: Regenerate.
6426 * testsuite/exclude_libs_test.c : Declare lib3_default().
6427 (main): Call it.
6428 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6429 * exclude_libs_test_3.c: New file.
6430
f12e7348
NC		 64312009-05-26 Nick Clifton <nickc@redhat.com>
6432
6433 * po/id.po: New Indonesian translation.
6434 * po/gold.pot: Updated template file.
6435
4daadc0d
ST		 64362009-05-22 Sriraman Tallam <tmsriram@google.com>
6437
e1df38aa 6438 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6439 gc_comdat_test files. Add -Wl,--gc-sections to build
6440 gc_comdat_test.
6441 * testsuite/Makefile.in: Regenerate.
6442 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6443
531813ad
ST		 64442009-05-21 Sriraman Tallam <tmsriram@google.com>
6445
6446 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6447 kept comdat section was garbage collected.
6448 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6449 * testsuite/Makefile.in: Regenerate.
6450 * testsuite/gc_comdat_test.sh: New file.
6451 * testsuite/gc_comdat_test_1.cc: New file.
6452 * testsuite/gc_comdat_test_2.cc: New file.
6453
65514900
CC		 64542009-05-19 Doug Kwan <dougkwan@google.com>
6455
6456 * archive.cc (Archive::Archive): Move constructor from archive.h
6457 to here. Initialize no_export_.
6458 (Archive::get_elf_object_for_member): Set no_export flag of object.
6459 * archive.h (Archive::Archive): Move constructor body to
6460 archive.cc.
6461 (Archive::no_export): New method.
6462 (Archive::no_export_): New field.
6463 * object.h (Object::Object): Initialize no_export_ to false.
6464 (Object::no_export, Object::set_no_export): New methods.
6465 (Object::no_export_): New field.
6466 * options.cc (General_options::parse_exclude_libs): New method.
6467 (General_options::check_excluded_libs) Same.
6468 * options.h (exclude_libs): New option.
6469 (General_options::check_excluded_libs): New method declaration.
6470 (General_options::excluded_libs_): New field.
6471 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6472 default or protected visibility if an object has no-export flag set.
6473 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6474 (check_SCRIPTS): Add exclude_libs_test.sh.
6475 (check_DATA): Add exclude_libs_test.syms.
6476 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6477 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6478 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6479 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6480 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6481 libexclude_libs_test_2.a): New rules.
6482 * testsuite/Makefile.in: Regenerate.
6483 * testsuite/exclude_libs_test.c: New file.
6484 * testsuite/exclude_libs_test.sh: Ditto.
6485 * testsuite/exclude_libs_test_1.c: Ditto.
6486 * testsuite/exclude_libs_test_2.c: Ditto.
6487
1b77ea50
ILT		 64882009-05-15 Ian Lance Taylor <iant@google.com>
6489
6490 * configure.ac: Check for declarations for cases where libiberty.h
6491 checks HAVE_DECL_xxx.
6492 * configure, config.in: Rebuild.
6493
072fe7ce
ILT		 64942009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6495
6496 * gold.h (Incremental_argument_list): Remove (invalid) forward
6497 declaration.
6498 * incremental.cc (Incremental_inputs::report_achive): New method.
6499 (Incremental_inputs::report_object): New method.
6500 (Incremental_inputs::report_script): New method.
6501 (Incremental_inputs::finalize_inputs): New method.
6502 (Incremental_inputs::finalize): Call finalize_inputs().
6503 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6504 Create inputs entries.
6505 * incremental.h (Incremental_input_type): New enum.
6506 (Incremental_inputs::Incremental_input): Initialize new fields.
6507 (Incremental_inputs::report_inputs): New method.
6508 (Incremental_inputs::report_achive): New method.
6509 (Incremental_inputs::report_object): New method.
6510 (Incremental_inputs::report_script): New method.
6511 (Incremental_inputs::finalize_inputs): New method.
6512 (Incremental_inputs::Input_info): New struct.
6513 (Incremental_inputs::Input_info_map): New typedef.
6514 (Incremental_inputs::lock_): New field.
6515 (Incremental_inputs::Inputs_): New field.
6516 (Incremental_inputs::Inputs_map): New field.
6517 * main.cc (main): Call Incremental_input::report_inputs.
6518 * options.h (Input_argument_list): Typedef moved from
6519 Input_arguments.
6520 (Input_file_group::Files): Remove, use ::Input_argument_list.
6521 (Input_file_group::Input_argument_list): Remove, use
6522 ::Input_argument_list.
6523 * plugin.cc (Plugin_manager::add_input_file): Add error in
6524 incremental build.
6525 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6526 functions.
6527 * script.cc (read_input_script): Call
6528 Incremental_input::report_script.
6529 * script.h (Script_info): New class.
6530
b0481b0b
ILT		 65312009-04-27 Ian Lance Taylor <iant@google.com>
6532
6533 * x86_64.cc (do_adjust_output_section): Set entsize to
6534 plt_entry_size.
6535
b22a5a41 65362009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6537
6538 * output.cc (Output_file::close): After short writes, continue
6539 writing from the correct offset in the buffer being written.
6540
40fde488
CD		 65412009-04-23 Chris Demetriou <cgd@google.com>
6542
6543 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6544 * configure: Regenerate.
6545 * config.in: Regenerate.
6546 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6547 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6548
3ce2c28e
ILT		 65492009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6550
6551 * incremental.cc (Incremental_inputs_header_data): Renamed from
6552 Incremental_input_header_data.
6553 (Incremental_inputs_header_data::data_size): New field.
6554 (Incremental_inputs_header_data::put_input_file_count): Renamed
6555 from input_file_count.
6556 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6557 from command_line_offset.
6558 (Incremental_inputs_header_data::put_reserved): Renamed from
6559 put_reserved.
6560 (Incremental_inputs_entry_data): Renamed from
6561 Incremental_input_entry_data.
6562 (Incremental_inputs_entry_data::data_size): New field.
6563 (Incremental_inputs::report_command_line): New method.
6564 (Incremental_inputs::finalize): New method.
6565 (Incremental_inputs::create_incremental_inputs_data): New method.
6566 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6567 * incremental.h: New file.
6568 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6569 (Layout::finalize): Create incremental inputs section in
6570 incremental builds.
6571 (Layout::create_incremental_info_sections): New method.
6572 * layout.h (Layout::incremental_inputs): New method.
6573 (Layout::create_incremental_info_sections): New method.
6574 (Layout::incremental_inputs_): New field.
6575 * main.cc (main): Notify Incremental_input of the command line.
6576
e55bde5e
ILT		 65772009-04-01 Ian Lance Taylor <iant@google.com>
6578 Mikolaj Zalewski <mikolajz@google.com>
6579
6580 * gold.h (reserve_unordered_map): Define, three versions, one for
6581 each version of Unordered_map.
6582 * layout.cc (Layout::Layout): Remove options parameter. Add
6583 number_of_input_files parameter. Don't initialize options_.
6584 Initialize number_of_input_files_ and resized_signatures_. Move
6585 sections_are_attached_.
6586 (Layout::layout_group): Reserve space for group_signatures_.
6587 (Layout::find_or_add_kept_section): Change name parameter to be a
6588 reference. Resize signatures_ map when it gets large enough.
6589 (Layout::layout_eh_frame): Use parameters->options() instead of
6590 this->options_.
6591 (Layout::make_output_section): Likewise.
6592 (Layout::attach_allocated_section_to_segment): Likewise.
6593 (Layout::finalize, Layout::create_executable_stack): Likewise.
6594 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6595 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6596 * layout.h (class Layout): Update declarations. Remove options_
6597 field. Add number_of_input_files_ and resized_signatures_
6598 fields. Move sections_are_attached_ field.
6599 * main.cc (main): Pass number of input files to Layout
6600 constructor. Don't pass options.
6601
154b857c
ILT		 66022009-03-30 Ian Lance Taylor <iant@google.com>
6603
6604 * ffsll.c (ffsll): Correct implementation.
6605
2f35ab9b
ILT		 66062009-03-27 Ian Lance Taylor <iant@google.com>
6607
fd03461a
ILT		 6608 * ffsll.c: New file.
6609 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6610 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6611 * ftruncate.c (ftruncate): Declare before definition.
6612 * mremap.c (mremap): Likewise.
6613 * pread.c (pread): Likewise.
6614 * configure, Makefile.in, config.in: Rebuild.
6615
2f35ab9b
ILT		 6616 * mremap.c: New file.
6617 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6618 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6619 (mremap): Declare if HAVE_MREMAP is not defined.
6620 * configure, Makefile.in, config.in: Rebuild.
6621
33aea2fd
CC		 66222009-03-27 Cary Coutant <ccoutant@google.com>
6623
6624 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6625 position independent.
6626 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6627 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6628
6d479619
CC		 66292009-03-24 Cary Coutant <ccoutant@google.com>
6630
6631 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6632 an executable.
6633 (needs_dynamic_reloc): Likewise.
6634
afc06bb8
ILT		 66352009-03-24 Ian Lance Taylor <iant@google.com>
6636
6637 * yyscript.y (file_cmd): Recognize EXTERN.
6638 (extern_name_list, extern_name_list_body): New nonterminals.
6639 * script.cc (script_add_extern): Define.
6640 * script-c.h (script_add_extern): Declare.
6641
f6060a4d
ILT		 66422009-03-24 Rafael Avila de Espindola <espindola@google.com>
6643
6644 * object.cc (is_elf_object): Define.
6645 * object.h (is_elf_object): Declare.
6646 * archive.cc (Archive::get_elf_object_for_member): Call
6647 is_elf_object.
33aea2fd 6648 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6649
26736d8e
ILT		 66502009-03-24 Elliott Hughes <enh@google.com>
6651
6652 * output.cc (Output_file::map_anonymous): Define.
6653 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6654 try an anonymous one. Report the size if the mmap fails.
6655 * output.h (class Output_file): Declare map_anonymous.
6656
22fd9730
ILT		 66572009-03-24 Ian Lance Taylor <iant@google.com>
6658
6659 * target-select.cc (instantiate_target): Don't acquire the lock if
6660 the instantiated_target_ field has already been set.
6661
cb010894
ILT		 66622009-03-23 Ian Lance Taylor <iant@google.com>
6663
7f055c20
ILT		 6664 * gold-threads.h (class Initialize_lock): Define.
6665 * gold-threads.cc (class Initialize_lock_once): Define.
6666 (initialize_lock_control): New static variable.
6667 (initialize_lock_pointer): New static variable.
6668 (initialize_lock_once): New static function.
6669 (Initialize_lock::Initialize_lock): Define.
6670 (Initialize_lock::initialize): Define.
6671 * target-select.h: Include "gold-threads.h".
6672 (class Target_selector): Add lock_ and initialize_lock_ fields.
6673 Don't define instantiate_target, just declare it.
6674 * target-select.cc (Target_selector::Target_selector): Initialize
6675 new fields.
6676 (Target_selector::instantiate_target): Define.
6677 * descriptors.h: Include "gold-threads.h".
6678 (class Descriptors): Add initialize_lock_ field.
6679 * descriptors.cc (Descriptors::Descriptors): Initialize new
6680 field.
6681 (Descriptors::open): Use initialize_lock_ field
6682 * errors.h (class Errors): Add initialize_lock_ field.
6683 * errors.cc (Errors::Errors): Initialize new field.
6684 (Errors::initialize_lock): Use initialize_lock_ field.
6685 * powerpc.cc (class Target_selector_powerpc): Remove
6686 instantiated_target_ field. In do_recognize call
6687 instantiate_target rather than do_instantiate_target. In
6688 do_instantiate_target just allocate a new target.
6689 * sparc.cc (class Target_selector_sparc): Likewise.
6690
36959681
ILT		 6691 * freebsd.h: New file.
6692 * i386.cc: Include "freebsd.h".
6693 (Target_i386): Derive from Target_freebsd rather than
6694 Sized_target.
6695 (Target_selector_i386): Derive from Target_selector_freebsd rather
6696 than Target_selector.
6697 * x86_64.cc: Include "freebsd.h".
6698 (Target_x86_64): Derive from Target_freebsd rather than
6699 Sized_target.
6700 (Target_selector_x86_64): Derive from Target_selector_freebsd
6701 rather than Target_selector.
6702 * target.h (class Target): Add adjust_elf_header and
6703 do_adjust_elf_header.
6704 * output.cc (Output_file_header:: do_sized_write): Call target
6705 adjust_elf_header routine.
6706 * configure.tgt: Set targ_osabi.
6707 * configure.ac: Define GOLD_DEFAULT_OSABI.
6708 * parameters.cc (Parameters::default_target): Pass
6709 GOLD_DEFAULT_OSABI to select_target.
6710 * target-select.h (class Target_selector): Make instantiate_target
6711 protected rather than private.
6712 * Makefile.am (HFILES): Add freebsd.h.
6713 * configure, Makefile.in, config.in: Rebuild.
6714
cb010894
ILT		 6715 * merge.cc (do_add_input_section): Correct pend value. Change
6716 message about last entry not being null terminated from error to
6717 warning.
6718
0e879927
ILT		 67192009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6720
6721 * incremental.cc: New file.
6722 * Makefile.am (CCFILES): Add incremental.cc.
6723 * Makefile.in: Rebuild.
6724
41105937
PP		 67252009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6726
6727 * layout.cc (Layout::output_section_name): Preserve names
6728 of '.note.' sections.
e1df38aa 6729
60439920
ILT		 67302009-03-19 Ian Lance Taylor <iant@google.com>
6731
6732 * descriptors.cc (Descriptors::open): Check that the options are
6733 valid before using them.
6734
0d371ad3
ILT		 67352009-03-18 Ian Lance Taylor <iant@google.com>
6736
6737 * script-sections.h: Include <list>.
6738 (class Script_sections): Change Sections_elements from std::vector
6739 to std::list. Typedef public Elements_iterator. Add
6740 orphan_section_placement_, data_segment_align_start_, and
6741 saw_data_segment_align_ fields. Remove data_segment_align_index_
6742 field.
6743 * script-sections.cc (class Orphan_section_placement): New class.
6744 (class Sections_element): Add virtual functions is_relro and
6745 orphan_section_init. Remove virtual function place_orphan_here.
6746 (class Output_section_definition): Add is_relro and
6747 orphan_section_init. Remove place_orphan_here.
6748 (class Orphan_output_section): Likewise.
6749 (Script_sections::Script_sections): Update for field changes.
6750 (Script_sections::data_segment_align): Set saw_data_segment_align_
6751 and data_segment_align_start_, not data_segment_align_index.
6752 (Script_sections::data_segment_relro_end): Check
6753 saw_data_segment_align_. Use data_segment_align_start_ rather
6754 than data_segment_align_index_.
6755 (Script_sections::place_orphan): Rewrite to use
6756 Orphan_section_placement.
6757
9201d894
ILT		 67582009-03-17 Ian Lance Taylor <iant@google.com>
6759
9c5b8369
ILT		 6760 * archive.cc (Archive::add_symbols): Check for a version attached
6761 to the symbol name in the archive map.
6762 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6763 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6764 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6765 (ver_test_11.a): New target.
6766 * testsuite/Makefile.in: Rebuild.
6767
9201d894
ILT		 6768 * configure.ac: Check for chsize and posix_fallocate. Replace
6769 ftruncate.
6770 * ftruncate.c: New file, from gnulib.
6771 * output.cc (posix_fallocate): Define dummy version if not
6772 HAVE_POSIX_FALLOCATE.
6773 (Output_file::map): Call posix_fallocate rather than lseek and
6774 write.
6775 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6776 * configure, Makefile.in, config.in: Rebuild.
6777
ef4ab7a8 67782009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6779
ef4ab7a8
PP		 6780 * layout.h (Layout::create_note): Add section_name parameter.
6781 * layout.cc (Layout::create_note): Likewise.
6782 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6783
8c500701
ILT		 67842009-03-17 Ian Lance Taylor <iant@google.com>
6785
e85b18e1
ILT		 6786 * descriptors.cc: Include "options.h".
6787 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6788 (Descriptors::open): Always use O_CLOEXEC when opening a new
6789 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6790 then set FD_CLOEXEC.
6791
9efe6174
ILT		 6792 * sparc.cc (class Target_sparc): Add has_got_section.
6793 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6794 make sure we have a GOT section.
6795
6796 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6797 (Target_sparc::Scan::local): Likewise.
6798 (Target_sparc::Scan::global): Likewise.
6799 (Target_sparc::Relocate::relocate): Likewise.
6800 (Target_sparc::Relocate::relocate_tls): Likewise.
6801
8c500701
ILT		 6802 * symtab.cc (Symbol_table::define_default_version): New function,
6803 broken out of add_from_object.
6804 (Symbol_table::add_from_object): Call define_default_version.
6805 (Symbol_table::define_special_symbol): Add resolve_oldsym
6806 parameter. Change all callers. If the version for a symbol comes
6807 from a version script, resolve it with the symbol with the same
6808 name with no version. Also add the symbol without a version if
6809 appropriate.
6810 (do_define_in_output_data): If resolving with oldsym, don't delete
6811 sym.
6812 (do_define_in_output_segment): Likewise.
6813 (do_define_as_constant): Likewise.
6814 * symtab.h (class Symbol_table): Update declarations.
6815
f1ed28fb
ILT		 68162009-03-13 Ian Lance Taylor <iant@google.com>
6817
15f8229b
ILT		 6818 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6819 (Read_symbols::requeue): New function.
6820 (Read_symbols::do_read_symbols): If make_elf_object fails because
6821 the target type is not configured, and the file was searched for,
6822 issue a warning and retry with the next directory.
6823 (Add_symbols::run): If the file has an incompatible format, and
6824 it was searched for, requeue the Read_symbols task. On error,
6825 release the object.
6826 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6827 dirindex parameter to constructor. Change all callers. Declare
6828 incompatible_warning and requeue.
6829 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6830 input_argument_ and input_group_ fields. Add them to
6831 constructor. Change all callers.
6832 (class Read_script): Add dirindex_ field. Add it to constructor.
6833 Change all callers.
6834 * archive.cc (Archive::setup): Remove input_objects parameter.
6835 Change all callers.
6836 (Archive::get_file_and_offset): Likewise.
6837 (Archive::read_all_symbols): Likewise.
6838 (Archive::read_symbols): Likewise.
6839 (Archive::get_elf_object_for_member): Remove input_objects
6840 parameter. Add punconfigured parameter. Change all callers.
6841 (Archive::add_symbols): Change return type to bool. Check return
6842 value of include_member.
6843 (Archive::include_all_members): Likewise.
6844 (Archive::include_member): Change return type to bool. Return
6845 false if first included object has incompatible target. Set
6846 included_member_ field.
6847 (Add_archive_symbols::run): If add_symbols returns false, requeue
6848 Read_symbols task.
6849 * archive.h (class Archive): Add included_member_ field.
6850 Initialize it in constructor. Add input_file and searched_for
6851 methods. Update declarations.
6852 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6853 input_argument_ fields. Add them to constructor. Change all
6854 callers.
6855 * script.cc: Include "target-select.h".
6856 (class Parser_closure): Add skip_on_incompatible_target_ and
6857 found_incompatible_target_ fields. Add
6858 skip_on_incompatible_target parameter to constructor. Change all
6859 callers. Add methods skip_on_incompatible_target,
6860 clear_skip_on_incompatible_target, found_incompatible_target, and
6861 set_found_incompatible_target.
6862 (read_input_script): Add dirindex parameter. Change all callers.
6863 If parser finds an incompatible target, requeue Read_symbols
6864 task.
6865 (script_set_symbol): Clear skip_on_incompatible_target in
6866 closure.
6867 (script_add_assertion, script_parse_option): Likewise.
6868 (script_start_sections, script_add_phdr): Likewise.
6869 (script_check_output_format): New function.
6870 * script.h (read_input_script): Update declaration.
6871 * script-c.h (script_check_output_format): Declare.
6872 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6873 (ignore_cmd): Remove OUTPUT_FORMAT.
6874 * fileread.cc (Input_file::Input_file): Add explicit this.
6875 (Input_file::will_search_for): New function.
6876 (Input_file::open): Add pindex parameter. Change all callers.
6877 * fileread.h (class Input_file): Add input_file_argument method.
6878 Declare will_search_for. Update declarations.
6879 * object.cc (make_elf_object): Add punconfigured parameter.
6880 Change all callers.
6881 * object.h (class Object): Make input_file public. Add
6882 searched_for method.
6883 (make_elf_object): Update declaration.
6884 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6885 restart search.
6886 * dirsearch.h (class Dirsearch): Update declaration.
6887 * options.h (class General_options): Add --warn-search-mismatch.
6888 * parameters.cc (Parameters::is_compatible_target): New function.
6889 * parameters.h (class Parameters): Declare is_compatible_target.
6890 * workqueue.cc (Workqueue::add_blocker): New function.
6891 * workqueue.h (class Workqueue): Declare add_blocker.
6892
f1ed28fb
ILT		 6893 * fileread.cc (Input_file::open): Remove options parameter.
6894 Change all callers.
6895 (Input_file::open_binary): Likewise.
6896 * script.cc (read_input_script): Likewise.
6897 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6898 options parameter from constructor. Change all callers.
6899 (class Read_script): Likewise.
6900 * fileread.h (class Input_file): Update declarations.
6901 * script.h (read_input_script): Update declaration.
6902
34dd024a
NC		 69032009-03-10 Nick Clifton <nickc@redhat.com>
6904
6905 * po/es.po: New Spanish translation.
6906
6d71b17c
CC		 69072009-03-06 Cary Coutant <ccoutant@google.com>
6908
6909 * options.cc (parse_short_option): Keep dash_z from registering itself.
6910
031cdbed
ILT		 69112009-03-03 Ian Lance Taylor <iant@google.com>
6912
6913 PR 9918
6914 * target-reloc.h (relocate_section): Pass output_section to
6915 relocate.
6916 * i386.cc (Target_i386::should_apply_static_reloc): Add
6917 output_section parameter. Change all callers.
6918 (Target_i386::Relocate::relocate): Add output_section parameter.
6919 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6920 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6921 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6922 * testsuite/two_file_shared.sh: New script.
6923 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6924 (check_DATA): Add two_file_shared.dbg.
6925 (two_file_shared.dbg): New target.
6926 * testsuite/Makefile.in: Rebuild.
6927
15d5fa16
ILT		 69282009-03-01 Ian Lance Taylor <iant@google.com>
6929
6930 * configure.ac: Check for byteswap.h.
6931 * configure: Rebuild.
6932 * config.in: Rebuild.
6933
8a4c0b0d
ILT		 69342009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6935
6936 * layout.cc (Layout::find_or_add_kept_section): New function.
6937 (Layout::add_comdat): Removed.
6938 * layout.h (struct Kept_section): Move out of class Layout.
6939 Remove trailing underscores from field names. Add group_sections
6940 field. Rename group_ field to is_group. Change all uses.
6941 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6942 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6943 comdat_groups_ field.
6944 (Sized_relobj::include_section_group): Use
6945 find_or_add_kept_section and Kept_section::group_sections.
6946 (Sized_relobj::include_linkonce_section): Likewise.
6947 * object.cc (class Sized_relobj): Don't define Comdat_group or
6948 Comdat_group_table. Remove find_comdat_group and
6949 add_comdat_group. Remove comdat_groups_ field.
6950 * plugin.cc (include_comdat_group): Use
6951 Layout::find_or_add_kept_section.
6952
b4ecf66b
ILT		 69532009-02-28 Ian Lance Taylor <iant@google.com>
6954
14359ca0
ILT		 6955 * README: --gc-sections and map files are now supported. Document
6956 some build requirements.
6957
b4ecf66b
ILT		 6958 PR 6992
6959 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6960 relocatable link set the value of the section symbol to zero.
6961 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6962 relocatable link don't include the section address in the local
6963 symbol value.
6964
0602e05a
ILT		 69652009-02-27 Ian Lance Taylor <iant@google.com>
6966
fd9d194f
ILT		 6967 PR 6811
6968 * options.h (class Search_directory): Add is_system_directory.
6969 (class General_options): Declare is_in_system_directory.
6970 * options.cc (get_relative_sysroot): Make static.
6971 (get_default_sysroot): Make static.
6972 (General_optoins::is_in_system_directory): New function.
6973 * fileread.cc (Input_file::is_in_system_directory): New function.
6974 * fileread.h (class Input_file): Declare is_in_system_directory.
6975 * object.h (class Object): Add is_in_system_directory.
6976 (class Input_objects): Remove system_library_directory_ field.
6977 * object.cc (Input_objects::add_object): Don't set
6978 system_library_directory_.
6979 (input_objects::found_in_system_library_directory): Remove.
6980 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6981 parameter. Change all callers.
6982 (Symbol_table::sized_write_globals): Likewise.
6983 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6984 Call Object::is_in_system_directory.
6985 * symtab.h (class Symbol_table): Update declarations.
6986
61edd21f
ILT		 6987 PR 5990
6988 * descriptors.h (Open_descriptor): Add is_on_stack field.
6989 * descriptors.cc (Descriptors::open): If the descriptor is on the
6990 top of the stack, remove it. Initialize is_on_stack field.
6991 (Descriptors::release): Only add pod to stack if it is not on the
6992 stack already.
6993 (Descriptors::close_some_descriptor): Clear stack_next and
6994 is_on_stack fields.
6995
e29e076a
ILT		 6996 PR 7091
6997 * output.cc (Output_section::find_starting_output_address): Rename
6998 from starting_output_address; add PADDR parameter; change return
6999 type.
7000 * output.h (class Output_section): Declare
7001 find_starting_output_address instead of starting_output_address.
7002 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7003 section symbol for which we can't find a merge section.
7004
0602e05a
ILT		 7005 PR 9836
7006 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7007 hidden or internal, force the symbol to be local.
7008 * resolve.cc (Symbol::override_visibility): Define.
7009 (Symbol::override_base): Use override_visibility.
7010 (Symbol_table::resolve): Likewise.
7011 (Symbol::override_base_with_special): Likewise.
7012 (Symbol_table::override_with_special): If the visibility is hidden
7013 or internal, force the symbol to be local.
7014 * symtab.h (class Symbol): Add set_visibility and
7015 override_visibility.
7016 * testsuite/ver_test_1.sh: New file.
7017 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7018 (check_DATA): Add ver_test_1.syms.
7019 (ver_test_1.syms): New target.
7020 * testsuite/Makefile.in: Rebuild.
7021
401a9a73
CC		 70222009-02-25 Cary Coutant <ccoutant@google.com>
7023
7024 * layout.cc (Layout::choose_output_section): Don't rename sections
7025 when using a linker script that has a SECTIONS clause.
7026 * Makefile.in: Regenerate.
7027
7028 * testsuite/Makefile.am (script_test_5.sh): New test case.
7029 * testsuite/Makefile.in: Regenerate.
7030 * testsuite/script_test_5.cc: New file.
7031 * testsuite/script_test_5.sh: New file.
7032 * testsuite/script_test_5.t: New file.
7033
f488e4b0
CC		 70342009-02-13 Rafael Avila de Espindola <espindola@google.com>
7035
7036 * archive.cc (Archive::include_member): Update calls to add_symbols.
7037 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7038 the Layout argument.
7039 * dynobj.h (do_add_symbols): Add the Layout argument.
7040 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7041 Layout argument.
7042 * object.h (Object::add_symbols): Add the Layout argument.
7043 (Object::do_add_symbols): Add the Layout argument.
7044 (Sized_relobj::do_add_symbols): Add the Layout argument.
7045 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7046 Unify the two versions.
7047 (Add_plugin_symbols): Remove.
7048 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7049 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7050 (Add_plugin_symbols): Remove.
7051 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7052 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7053 (Add_symbols::run): Make it work with Pulginobj.
7054
89dd1680
ILT		 70552009-02-06 Ian Lance Taylor <iant@google.com>
7056
7057 * object.cc (Sized_relobj::do_layout): Make info message start
7058 with lower case letter.
7059
266d0a74
ILT		 70602009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7061
602b464e
ILT		 7062 * binary.cc: Fix file comment.
7063
266d0a74
ILT		 7064 * options.h (enum Incremental_disposition): Define.
7065 (class General_options): Add new options: --incremental,
7066 --incremental_changed, --incremental_unchanged,
7067 --incremental_unknown. Add incremental_disposition_ and
7068 implicit_incremental_ fields.
7069 (General_options::incremental_disposition): New function.
7070 (class Position_dependent_options): Add incremental_disposition
7071 option.
7072 (Position_dependent_options::copy_from_options): Set incremental
7073 dispositions.
7074 * options.cc (General_options::parse_incremental_changed): New
7075 function.
7076 (General_options::parse_incremental_unchanged): New function.
7077 (General_options::parse_incremental_unknown): New function.
7078 (General_options::General_options): Initialize new fields
7079 incremental_disposition_ and implicit_incremental_.
7080 (General_options::finalize): Check for uasge of --incremental-*
7081 without --incremental.
7082
f073bbf7
CD		 70832009-02-06 Chris Demetriou <cgd@google.com>
7084
7085 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7086 pointer and to report location as the file name associated with
7087 the symbol.
7088 (gold_undefined_symbol_at_location): New function to replace the
7089 old gold_undefined_symbol functionality.
7090 * target-reloc.h (relocate_section): Update to use
7091 gold_undefined_symbol_at_location.
7092 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7093 Call gold_undefined_symbol function rather than gold_error.
7094 * errors.h (Errors::undefined_symbol): Take location as a
7095 string, rather than calculating it from a relocation.
7096 * errors.cc (Errors::fatal): Print "fatal error:" before the
7097 formatted message.
7098 (Errors::error, Errors::error_at_location): Print "error: "
7099 before the formatted message.
7100 (Errors::undefined_symbol): Take location as a string, rather
7101 than calculating it from a relocation.
7102 (gold_undefined_symbol_at_location): New function akin to
7103 old gold_undefined_symbol, calculates location from relocation.
7104 (gold_undefined_symbol): Change to take only a Symbol pointer
7105 and to report location as the file name associated with the symbol.
7106 * testsuite/debug_msg.sh: Update for changed error messages.
7107 * testsuite/undef_symbol.sh: Likewise.
7108
8e94a90c
ILT		 71092009-02-04 Duncan Sands <baldrick@free.fr>
7110
7111 PR 9812
7112 * reduced_debug_output.h
7113 (Output_reduced_debug_abbrev_section::failed): Use format for
7114 gold_warning.
7115 (Output_reduced_debug_info_section::faild): Likewise.
7116
88a0e15b
ILT		 71172009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7118
7119 * script.cc (Lazy_demangler): New class.
7120 (Version_script_info::get_symbol_version_helper): Demangle a
7121 symbol only once.
7122
5efc7cd2
CC		 71232009-01-29 Cary Coutant <ccoutant@google.com>
7124
7125 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7126 to __tls_get_addr.
7127 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7128
e0ebcf42
ILT		 71292009-01-28 Ian Lance Taylor <iant@google.com>
7130
5efc7cd2 7131 * version.cc (version_string): Bump to 1.9.
75fe7426 7132
e0ebcf42
ILT		 7133 * gold.h: Include <cstring> and <stdint.h>.
7134 * version.cc: Include <cstdio>.
7135 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7136 warning.
7137 * reduced_debug_output.cc (insert_into_vector): Rename from
7138 Insert_into_vector; change all callers. Use Swap_unaligned to
7139 avoid aliasing issue; remove union since it is unnecessary.
7140
8e2813be 71412009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7142
7143 * Makefile.am (CCFILES): Add gc.cc.
7144 (HFILES): Add gc.h.
7145 * Makefile.in: Regenerate.
7146 * gold.cc (Gc_runner): New class.
7147 (queue_initial_tasks): Call garbage collection related tasks
7148 when corresponding options are invoked.
7149 (queue_middle_gc_tasks): New function.
7150 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7151 processed early before laying out sections during garbage collection.
7152 * gold.h (queue_middle_gc_tasks): New function.
7153 (is_prefix_of): Move from "layout.cc".
7154 * i386.cc (Target_i386::gc_process_relocs): New function.
7155 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7156 * main.cc (main): Create object of class "Garbage_collection".
7157 * object.cc (Relobj::copy_symbols_data): New function.
7158 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7159 (Sized_relobj::do_layout): Allow this function to be called twice
7160 during garbage collection and defer layout of section during the
6d03d481
ST		 7161 first call.
7162 * object.h (Relobj::get_symbols_data): New function.
7163 (Relobj::is_section_name_included): New function.
7164 (Relobj::copy_symbols_data): New function.
7165 (Relobj::set_symbols_data): New function.
7166 (Relobj::get_relocs_data): New function.
7167 (Relobj::set_relocs_data): New function.
7168 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7169 (Relobj::gc_process_relocs): New function.
7170 (Relobj::do_gc_process_relocs): New pure virtual function.
7171 (Relobj::sd_): New data member.
7172 (Sized_relobj::is_output_section_offset_invalid): New function.
7173 (Sized_relobj::do_gc_process_relocs): New function.
7174 * options.h (General_options::gc_sections): Modify to not be a no-op.
7175 (General_options::print_gc_sections): New option.
7176 * plugin.cc (Plugin_finish::run): Remove function call to
7177 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7178 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7179 * reloc.cc (Read_relocs::run): Add task to process relocs and
7180 determine unreferenced sections when doing garbage collection.
7181 (Gc_process_relocs): New class.
7182 (Sized_relobj::do_gc_process_relocs): New function.
7183 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7184 sections that are garbage collected.
7185 * reloc.h (Gc_process_relocs): New class.
7186 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7187 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7188 symbols whose corresponding sections are garbage collected.
7189 (Symbol_table::Symbol_table): Add new parameter for the garbage
7190 collection object.
7191 (Symbol_table::gc_mark_undef_symbols): New function.
7192 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7193 (Symbol_table::gc_mark_dyn_syms): New function.
7194 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7195 as garbage.
7196 (Symbol_table::add_from_object): Likewise.
7197 (Symbol_table::add_from_relobj): When building shared objects, do not
7198 treat externally visible symbols as garbage.
7199 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7200 table information for static and relocatable links.
7201 * symtab.h (Symbol_table::set_gc): New function.
7202 (Symbol_table::gc): New function.
7203 (Symbol_table::gc_mark_undef_symbols): New function.
7204 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7205 (Symbol_table::gc_mark_dyn_syms): New function.
7206 (Symbol_table::gc_): New data member.
e1df38aa 7207 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7208 function.
7209 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7210 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7211
3b293544
CF		 72122009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7213
7214 * options.h (General_options::gc_sections): Define as a no-op for now.
7215 (General_options::no_keep_memory): Ditto.
7216 (General_options::Bshareable): Define.
7217 * options.cc (General_options::finalize): Honor -Bshareable.
7218
83d22aa8
AS		 72192009-01-20 Andreas Schwab <schwab@suse.de>
7220
7221 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7222 read the value in the contents, since we don't use it. Use the
7223 template endianness when writing.
7224 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7225
cd536b21
AS		 72262009-01-19 Andreas Schwab <schwab@suse.de>
7227
7228 * configure.tgt (powerpc64-*): Fix targ_obj.
7229
99e9a495
ILT		 72302009-01-15 Ian Lance Taylor <iant@google.com>
7231
7232 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7233 local symbols when stripping all symbols.
7234
bbbfea06
CC		 72352009-01-14 Cary Coutant <ccoutant@google.com>
7236
99e9a495 7237 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7238
0f7c0701
CC		 72392009-01-14 Cary Coutant <ccoutant@google.com>
7240
7241 * archive.cc (Archive::get_elf_object_for_member): Remove call
7242 to File_read::claim_for_plugin.
7243 * descriptors.cc (Descriptors::open): Remove reference to
7244 is_claimed.
7245 (Descriptors::claim_for_plugin): Remove.
7246 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7247 (Descriptors::is_claimed): Remove.
7248 (claim_descriptor_for_plugin): Remove.
7249 * fileread.cc (File_read::claim_for_plugin): Remove.
7250 * fileread.h (File_read::claim_for_plugin): Remove.
7251 (File_read::descriptor): Reopen descriptor if necessary.
7252 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7253 (Plugin_manager::all_symbols_read): Add task parameter. Change
7254 all callers.
7255 (Plugin_manager::get_input_file): New function.
7256 (Plugin_manager::release_input_file): New function.
7257 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7258 corresponding data member.
7259 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7260 and pass to base constructor. Change all callers.
7261 (get_input_file, release_input_file): New functions.
7262 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7263 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7264 (Plugin_manager::all_symbols_read): Add task parameter.
7265 (Plugin_manager::get_input_file): New function.
7266 (Plugin_manager::release_input_file): New function.
7267 (Plugin_manager::task_): New data member.
7268 (Pluginobj::Pluginobj): Add filesize parameter.
7269 (Pluginobj::filename): New function.
7270 (Pluginobj::descriptor): New function.
7271 (Pluginobj::filesize): New function.
7272 (Pluginobj::filesize_): New data member.
7273 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7274 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7275 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7276
7277 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7278 with archive libraries.
7279 * testsuite/Makefile.in: Regenerate.
7280 * testsuite/plugin_test.c (struct sym_info): New type.
7281 (get_input_file, release_input_file): New static variables.
7282 (onload): Capture new transfer vector entries.
7283 (claim_file_hook): Stop reading at end of file according to filesize.
7284 Factor out parsing of readelf output into separate function.
7285 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7286 APIs and get the source file name from the symbol table. Convert
7287 source file name to corresponding object file name. Print info
7288 message when adding new input files.
7289 (parse_readelf_line): New function.
7290 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7291 * testsuite/plugin_test_2.sh: Likewise.
7292 * testsuite/plugin_test_3.sh: Likewise.
7293 * testsuite/plugin_test_4.sh: New test case.
7294
62a6d109
ILT		 72952009-01-07 Ian Lance Taylor <iant@google.com>
7296
7297 * version.cc (version_string): Bump to 1.8.
7298
483620e8
CC		 72992008-12-23 Cary Coutant <ccoutant@google.com>
7300
7301 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7302 * plugin.cc (Plugin_manager::finish): Rename as
7303 layout_deferred_objects. Move cleanup to separate function.
7304 (Plugin_manager::cleanup): New function.
7305 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7306 separately.
7307 * plugin.h (Plugin_manager::finish): Rename as
7308 layout_deferred_objects.
7309 (Plugin_manager::cleanup): New function.
7310 (Plugin_manager::cleanup_done): New field.
7311
d66a9eb3
CC		 73122008-12-23 Cary Coutant <ccoutant@google.com>
7313
7314 * plugin.cc (is_visible_from_outside): New function.
7315 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7316 so we don't return "IR only" status for exported symbols or -r links.
7317
7318 * testsuite/Makefile.am (plugin_test_3): New test case.
7319 * testsuite/Makefile.in: Regenerate.
7320 * testsuite/plugin_test_3.sh: New file.
7321
5995b570
CC		 73222008-12-22 Cary Coutant <ccoutant@google.com>
7323
7324 * object.cc (Sized_relobj::layout_section): New function.
7325 (Sized_relobj::do_layout): Defer layout of input sections until after
7326 plugin has provided replacement files.
7327 (Sized_relobj::do_layout_deferred_sections): New function.
7328 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7329 (Relobj::layout_deferred_sections): New function.
7330 (Relobj::do_layout_deferred_sections): New function.
7331 (Sized_relobj::do_layout_deferred_sections): New function.
7332 (Sized_relobj::layout_section): New function.
7333 (Sized_relobj::Deferred_layout): New structure.
7334 (Sized_relobj::deferred_layout_): New field.
7335 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7336 Change all callers. Layout deferred sections.
7337 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7338 references.
7339 (Plugin_hook::run): Move code from do_plugin_hook inline.
7340 (Plugin_hook::do_plugin_hook): Remove.
7341 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7342 (Plugin_manager::finish): Renamed, was cleanup.
7343 (Plugin_manager::should_defer_layout): New function.
7344 (Plugin_manager::add_deferred_layout_object): New function.
7345 (Plugin_manager::Deferred_layout_list): New type.
7346 (Plugin_manager::deferred_layout_objects_): New field.
7347 (Plugin_hook::do_plugin_hook): Remove.
7348
ee769c88
ILT		 73492008-12-17 Ian Lance Taylor <iant@google.com>
7350
7351 * options.h (class General_options): Add --no case for
7352 --export-dynamic.
7353
abc8dcba
CC		 73542008-12-16 Cary Coutant <ccoutant@google.com>
7355
7356 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7357 vector.
7358 (Plugin_manager::claim_file): Create plugin object even if
7359 plugin did not call the add_symbols callback.
7360 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7361 asking for more symbols than were added.
7362 * testsuite/Makefile.am (plugin_test_1): Add test case with
7363 no global symbols.
7364 (empty.syms): New target.
7365 * testsuite/Makefile.in: Regenerate.
7366 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7367 message. Don't call add_symbols if no globals.
7368 (all_symbols_read_hook): Don't provide replacement for empty
7369 claimed file.
7370
b0074644
ILT		 73712008-12-12 Ian Lance Taylor <iant@google.com>
7372
68943102
ILT		 7373 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7374 r_type == 0 for a local symbol with r_sym == 0.
7375 (scan_relocatable_relocs): Pass r_sym to
7376 local_non_section_strategy.
7377 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7378 r_sym parameter.
7379
b0074644
ILT		 7380 * configure.ac: Update test for TLS descriptors: they are
7381 supported as of glibc 2.9.
7382 * configure: Rebuild.
7383
c2508178
ILT		 73842008-12-11 Ian Lance Taylor <iant@google.com>
7385
7386 PR 7091
7387 * target-reloc.h (Default_scan_relocatable_relocs): For each
7388 function, map r_type == 0 to RELOC_DISCARD.
7389
2756a258
CC		 73902008-12-10 Cary Coutant <ccoutant@google.com>
7391
7392 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7393 object to override a kept COMDAT group from a plugin object.
7394
bb6f53d3
ILT		 73952008-12-09 Ian Lance Taylor <iant@google.com>
7396
fbc558e1
ILT		 7397 PR 7088
7398 * yyscript.y (file_cmd): Handle INPUT.
7399
bb6f53d3
ILT		 7400 * testsuite/initpri1.c: Change all declarations to be full
7401 prototypes by adding void, to avoid compiler warnings.
7402
4674ecfc
CC		 74032008-12-05 Rafael Avila de Espindola <espindola@google.com>
7404
7405 * options.cc (General_options::parse_plugin_opt): New.
7406 (General_options::add_plugin): The argument now is just the filename.
7407 (General_options::add_plugin_option): New.
7408 * options.h (plugin_opt): New.
7409 (add_plugin): Change argument name.
7410 (add_plugin_option): New.
7411 * plugin.cc (Plugin::load): Don't parse the plugin option.
7412 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7413 (Plugin::add_option): New.
7414 (Plugin::args_): Change type.
7415 (Plugin::filename_): New.
7416 (Plugin_manager::add_plugin_option): New.
7417 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7418 * testsuite/Makefile.in: Regenerate.
7419
fd06b4aa
CC		 74202008-12-05 Cary Coutant <ccoutant@google.com>
7421
7422 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7423 Handle --strip-lto-sections option.
7424 * options.h (strip_lto_sections): New option.
7425
6c52134c
CC		 74262008-12-01 Cary Coutant <ccoutant@google.com>
7427
7428 * plugin.cc (ld_plugin_message): Change format parameter to const.
7429 Fix mismatch between new[] and delete.
7430
a45248e0
CC		 74312008-11-14 Cary Coutant <ccoutant@google.com>
7432
7433 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7434 instead of -1U.
7435
c82fbeee
CS		 74362008-11-05 Craig Silverstein <csilvers@google.com>
7437
7438 * options.cc (General_options::parse_dynamic_list): New function.
7439 * options.h (General_options): New flags dynamic_list,
7440 dynamic_list_data, dynamic_list_cpp_new, and
7441 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7442 (General_options::in_dynamic_list): New function.
7443 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7444 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7445 (Lex::can_continue_name): Likewise.
7446 (yylex): Likewise.
7447 (read_script_file): New parameter script_options.
7448 (read_dynamic_list): New function.
7449 (Script_options::define_dynamic_list): New function.
7450 (dynamic_list_keyword_parsecodes): New variable.
7451 (dynamic_list_keywords): New variable.
7452 * script.h (Script_options::define_dynamic_list): New function
7453 prototype.
7454 (read_dynamic_list): New function prototype.
7455 * symtab.cc (strprefix): New macro.
7456 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7457 dynamic_list_data, dynamic_list_cpp_new, and
7458 dynamic_list_cpp_typeinfo.
7459 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7460 (dynamic_list_expr): New rule.
7461 (dynamic_list_nodes): Likewise.
7462 (dynamic_list_node): Likewise.
7463 * testsuite/Makefile.am (dynamic_list): New test.
7464 * testsuite/Makefile.in: Regenerated.
7465 * testsuite/dynamic_list.t: New file.
7466 * testsuite/dynamic_list.sh: New file.
7467
e0bb29a5
CS		 74682008-11-05 Craig Silverstein <csilvers@google.com>
7469
7470 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7471 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7472 (t11_last): Likewise.
7473 * testsuite/ver_test_6.c (main): Likewise.
7474
4e1e25e0
CC		 74752008-10-07 Cary Coutant <ccoutant@google.com>
7476
7477 * options.c (General_options::finalize): Add check for -static and
7478 -shared.
7479 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7480 is not empty.
7481
92f03fcb
CC		 74822008-10-02 Cary Coutant <ccoutant@google.com>
7483
7484 * plugin.cc (make_sized_plugin_object): Fix conditional
7485 compilation to work when not all targets are enabled.
7486
fbd8a257
CC		 74872008-09-29 Cary Coutant <ccoutant@google.com>
7488
7489 * archive.cc (Archive::get_file_and_offset): Use filename instead
7490 of name to get library path.
7491 (Archive::include_member): Unlock external member of a thin archive.
7492
7493 * testsuite/Makefile.am (TEST_AR): New variable.
7494 (thin_archive_test_1): New test.
7495 (thin_archive_test_2): New test.
81636b3f
CC		 7496 * testsuite/Makefile.in: Regenerate.
7497 * testsuite/thin_archive_main.cc: New file.
7498 * testsuite/thin_archive_test_1.cc: New file.
7499 * testsuite/thin_archive_test_2.cc: New file.
7500 * testsuite/thin_archive_test_3.cc: New file.
7501 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7502
eff45813
CC		 75032008-09-29 Cary Coutant <ccoutant@google.com>
7504
7505 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7506 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7507 instead of -1U.
7508 (Sized_relobj::do_finalize_local_symbols): Likewise.
7509 (Sized_relobj::map_to_kept_section): Likewise.
7510 * object.h (Sized_relobj::invalid_address): New constant.
7511 (Sized_relobj::do_output_section_offset): Check for invalid_address
7512 and return -1ULL.
7513 * output.cc (Output_reloc::local_section_offset): Use constant
7514 invalid_address instead of -1U.
7515 (Output_reloc::get_address): Likewise.
7516 (Output_section::output_address): Change -1U to -1ULL.
7517 * output.h (Output_reloc::invalid_address): New constant.
7518 * reloc.cc (Sized_relobj::write_sections): Use constant
7519 invalid_address instead of -1U.
7520 (Sized_relobj::relocate_sections): Likewise.
7521 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7522 values for merge sections.
7523 * target-reloc.h (relocate_for_relocatable): Use constant
7524 invalid_address instead of -1U.
7525
89fc3421
CC		 75262008-09-19 Cary Coutant <ccoutant@google.com>
7527
7528 Add plugin functionality for link-time optimization (LTO).
7529 * configure.ac (plugins): Add --enable-plugins option.
7530 * configure: Regenerate.
7531 * config.in: Regenerate.
7532 * Makefile.am (LIBDL): New variable.
7533 (CCFILES): Add plugin.cc.
7534 (HFILES): Add plugin.h.
7535 (ldadd_var): Add LIBDL.
7536 * Makefile.in: Regenerate.
7537
7538 * archive.cc: Include "plugin.h".
7539 (Archive::setup): Don't preread archive symbols when using a plugin.
7540 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7541 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7542 files.
7543 (Archive::include_member): Add symbols from plugin objects.
7544 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7545 * descriptors.cc (Descriptors::open): Check for file descriptors
7546 abandoned by plugins.
7547 (Descriptors::claim_for_plugin): New function.
7548 * descriptors.h (Descriptors::claim_for_plugin): New function.
7549 (Open_descriptor::is_claimed): New field.
7550 (claim_descriptor_for_plugin): New function.
7551 * fileread.cc (File_read::claim_for_plugin): New function.
7552 * fileread.h (File_read::claim_for_plugin): New function.
7553 (File_read::descriptor): New function.
7554 * gold.cc: Include "plugin.h".
7555 (queue_initial_tasks): Add task to call plugin hooks for generating
7556 new object files.
7557 * main.cc: Include "plugin.h".
7558 (main): Load plugin libraries.
7559 * object.h (Pluginobj): Declare.
7560 (Object::pluginobj): New function.
7561 (Object::do_pluginobj): New function.
7562 (Object::set_target): New function.
7563 * options.cc: Include "plugin.h".
7564 (General_options::parse_plugin): New function.
7565 (General_options::General_options): Initialize plugins_ field.
7566 (General_options::add_plugin): New function.
7567 * options.h (Plugin_manager): Declare.
7568 (General_options): Add --plugin option.
7569 (General_options::has_plugins): New function.
7570 (General_options::plugins): New function.
7571 (General_options::add_plugin): New function.
7572 (General_options::plugins_): New field.
7573 * plugin.cc: New file.
7574 * plugin.h: New file.
7575 * readsyms.cc: Include "plugin.h".
7576 (Read_symbols::do_read_symbols): Check for archive before checking
7577 for ELF file. Call plugin hooks to claim files.
7578 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7579 from a real object file; force override when processing replacement
7580 files.
7581 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7582 (Symbol::init_base_object): Likewise.
7583 (Symbol::init_base_output_data): Likewise.
7584 (Symbol::init_base_output_segment): Likewise.
7585 (Symbol::init_base_constant): Likewise.
7586 (Symbol::init_base_undefined): Likewise.
7587 (Symbol::output_section): Assert that object is not a plugin.
7588 (Symbol_table::add_from_pluginobj): New function.
7589 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7590 undefined.
7591 (Symbol_table::sized_write_globals): Likewise.
7592 (Symbol_table::add_from_pluginobj): Instantiate template.
7593 * symtab.h (Sized_pluginobj): Declare.
7594 (Symbol::in_real_elf): New function.
7595 (Symbol::set_in_real_elf): New function.
7596 (Symbol::in_real_elf_): New field.
7597 (Symbol_table::add_from_pluginobj): New function.
7598
7599 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7600 (LIBDL): New variable.
7601 (LDADD): Add LIBDL.
7602 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7603 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7604 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7605 (MOSTLYCLEANFILES): Likewise.
7606 * testsuite/Makefile.in: Regenerate.
7607 * testsuite/plugin_test.c: New file.
7608 * testsuite/plugin_test_1.sh: New file.
7609 * testsuite/plugin_test_2.sh: New file.
7610
de31bda5
ILT		 76112008-09-16 Ian Lance Taylor <iant@google.com>
7612
9c2d0ef9
ILT		 7613 * target-reloc.h (relocate_section): Check whether a symbol is
7614 defined by the ABI before reporting an undefined symbol error.
7615 * target.h (Target::is_defined_by_abi): Make parameter const.
7616 (Target::do_is_defined_by_abi): Likewise.
7617 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7618 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7619 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7620 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7621 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7622 * testsuite/Makefile.in: Rebuild.
7623
de31bda5
ILT		 7624 * fileread.cc (make_view): Add casts to avoid warning.
7625
9fa33bee
AO		 76262008-09-16 Alexandre Oliva <aoliva@redhat.com>
7627
7628 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7629 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7630
183fd0e3
AO		 76312008-09-16 Alexandre Oliva <aoliva@redhat.com>
7632
7633 * options.h (General_options::output_is_executable): New.
7634 (General_options::output_is_pie): New.
7635 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7636 for shared libraries.
7637 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7638
7be8330a
CD		 76392008-09-11 Chris Demetriou <cgd@google.com>
7640
7641 * options.h (origin): New -z option.
7642 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7643 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7644 in DT_FLAGS_1.
7645
a9caad02
CC		 76462008-09-05 Cary Coutant <ccoutant@google.com>
7647
7648 * fileread.cc (File_read::make_view): Add check for attempt to map
7649 beyond end of file.
7650
ae6dce4d
CC		 76512008-09-05 Cary Coutant <ccoutant@google.com>
7652
7653 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7654 explicit instantiations.
7655
d7ab2a47
KVH		 76562008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7657
7658 PR gold/6858
7659 * options.cc (General_options::finalize): Allow undefined symbols
7660 in shlibs if linking -shared.
7661
7662 PR gold/6859
7663 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7664 symbols as not needing a dynsym entry.
7665
1e52a9c1
CS		 76662008-08-20 Craig Silverstein <csilvers@google.com>
7667
7668 * fileread.cc (File_read::open): Do not lock the file unless it
7669 was successfully opened.
7670
d85c80a3
CC		 76712008-08-14 Cary Coutant <ccoutant@google.com>
7672
7673 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7674 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7675 * testsuite/tls_test.cc (struct int128): 128-bit struct
7676 for testing TLS relocs with non-zero addend.
7677 (v12): New TLS variable.
7678 (t12): New test.
7679 (t_last): Add check for v12.
7680 * testsuite/tls_test.h (t12): New function.
7681 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7682
2d924fd9
ILT		 76832008-08-13 Ian Lance Taylor <iant@google.com>
7684
7685 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7686 set tls_segment_ or relro_segment_.
7687 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7688 when appropriate.
7689 * output.h (Output_section::clear_is_relro): New function.
7690 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7691 sections specially even when output_data_ is empty.
7692 (Output_segment::maximum_alignment): When first section is relro,
7693 only force alignment for PT_LOAD segments.
7694 * script.cc (script_data_segment_align): New function.
7695 (script_data_segment_relro_end): New function.
7696 * script-c.h (script_data_segment_align): Declare.
7697 (script_data_segment_relro_end): Declare.
7698 * script-sections.h (class Script_sections): Declare
7699 data_segment_align and data_segment_relro_end. Add fields
7700 segment_align_index_ and saw_relro_end_.
7701 * script-sections.cc (class Sections_element): Add set_is_relro
7702 virtual function. Add new bool* parameter to place_orphan_here.
7703 Add get_output_section virtual function.
7704 (class Output_section_definition): Add set_is_relro. Add new
7705 bool* parameter to place_orphan_here. Add get_output_section.
7706 Add is_relro_ field.
7707 (Output_section_definition::Output_section_definition): Initialize
7708 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7709 and is_relro_ fields.
7710 (Output_section_definition::place_orphan_here): Add is_relro
7711 parameter.
7712 (Output_section_definition::set_section_addresses): Set relro for
7713 output section.
7714 (Output_section_definition::alternate_constraint): Likewise.
7715 (class Orphan_output_section): Add new bool* parameter to
7716 place_orphan_here. Add get_output_section.
7717 (Orphan_output_section::place_orphan_here): Add is_relro
7718 parameter.
7719 (Script_sections::Script_sections): Initialize
7720 data_segment_align_index_ and saw_relro_end_.
7721 (Script_sections::data_segment_align): New function.
7722 (Script_sections::data_segment_relro_end): New function.
7723 (Script_sections::place_orphan): Set or clear is_relro.
7724 (Script_sections::set_section_addresses): Force alignment of first
7725 TLS section.
7726 * yyscript.y (exp): Call script_data_segment_align and
7727 script_data_segment_relro_end.
7728 * testsuite/relro_script_test.t: New file.
7729 * testsuite/relro_test.cc (using_script): Declare.
7730 (t1, t2): Test using_script.
7731 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7732 (relro_script_test_SOURCES): Define.
7733 (relro_script_test_DEPENDENCIES): Define.
7734 (relro_script_test_LDFLAGS): Define.
7735 (relro_script_test_LDADD): Define.
7736 (relro_script_test.so): New target.
7737 * testsuite/Makefile.in: Rebuild.
7738
f827c9a9
CC		 77392008-08-06 Cary Coutant <ccoutant@google.com>
7740
7741 * archive.cc (Archive::total_archives, Archive::total_members)
7742 (Archive::total_members_loaded): New variables.
7743 (Archive::setup): Add parameter. Add option to preread
7744 archive symbols.
7745 (Archive::read_armap): Add counter.
7746 (Archive::get_file_and_offset): New function.
7747 (Archive::get_elf_object_for_member): New function.
7748 (Archive::read_all_symbols): New function.
7749 (Archive::read_symbols): New function.
7750 (Archive::add_symbols): Add counters.
7751 (Archive::include_all_members): Use armap to find members if it's
7752 already built.
7753 (Archive::include_member): Skip reading symbols if already read.
7754 Factored code into Archive::get_file_and_offset and
7755 Archive::get_elf_object_for_member. Changed call to
7756 Mapfile::report_include_archive_member.
7757 (Archive::print_stats): New function.
7758 * archive.h: Declare Object and Read_symbols_data classes.
7759 (Archive::Archive): Add initializers for new members.
7760 (Archive::setup): Add parameter.
7761 (Archive::print_stats): New function.
7762 (Archive::total_archives, Archive::total_members)
7763 (Archive::total_members_loaded): New variables.
7764 (Archive::get_file_and_offset): New function.
7765 (Archive::get_elf_object_for_member): New function.
7766 (Archive::read_all_symbols): New function.
7767 (Archive::read_symbols): New function.
7768 (Archive::Archive_member): New class.
7769 (Archive::members_): New member.
7770 (Archive::num_members_): New member.
7771 * main.cc: Include archive.h.
7772 (main): Call Archive::print_stats.
7773 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7774 archive parameter; member_name is now the fully-decorated name.
7775 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7776 * options.h: (General_options): Add --preread-archive-symbols option.
7777 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7778 Archive::setup.
7779
de4c45bd
ILT		 77802008-08-04 Ian Lance Taylor <iant@google.com>
7781
7782 * symtab.h (Symbol::use_plt_offset): New function.
7783 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7784 * powerpc.cc (Relocate::relocate): Likewise.
7785 * sparc.cc (Relocate::relocate): Likewise.
7786 * x86_64.cc (Relocate::relocate): Likewise.
7787 * testsuite/weak_plt.sh: New test.
7788 * testsuite/weak_plt_main.cc: New test.
7789 * testsuite/weak_plt_shared.cc: New test.
7790 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7791 (check_PROGRAMS): Add weak_plt.
7792 (check_DATA): Add weak_plt_shared.so.
7793 (weak_plt_main_pic.o, weak_plt): New targets.
7794 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7795 * testsuite/Makefile.in: Rebuild.
7796
7797 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7798 gcctestdir/ld.
7799 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7800 * testsuite/Makefile.in: Rebuild.
7801
323ee3f4
AM		 78022008-08-04 Alan Modra <amodra@bigpond.net.au>
7803
7804 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7805 * Makefile.in: Regenerate.
7806 * po/POTFILES.in: Regenerate.
7807
7c07ecec
ILT		 78082008-07-29 Ian Lance Taylor <iant@google.com>
7809
7810 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7811 symbols before other symbols.
7812 * testsuite/script_test_2.cc (test_addr): Declare.
7813 (test_addr_alias): Declare.
7814 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7815 values.
7c07ecec
ILT		 7816 * testsuite/script_test_2.t: Define test_addr_alias and
7817 test_addr.
7818
5778530e
ILT		 78192008-07-24 Ian Lance Taylor <iant@google.com>
7820
2a00e4fb
ILT		 7821 PR 5990
7822 * descriptors.cc: New file.
7823 * descriptors.h: New file.
7824 * gold-threads.h (class Hold_optional_lock): New class.
7825 * fileread.cc: Include "descriptors.h".
7826 (File_read::~File_read): Release descriptor rather than closing
7827 it.
7828 (File_read::open) [file]: Call open_descriptor rather than open.
7829 Set is_descriptor_opened_.
7830 (File_read::open) [memory]: Assert that descriptor is not open.
7831 (File_read::reopen_descriptor): New function.
7832 (File_read::release): Release descriptor.
7833 (File_read::do_read): Make non-const. Reopen descriptor.
7834 (File_read::read): Make non-const.
7835 (File_read::make_view): Reopen descriptor.
7836 (File_read::do_readv): Likewise.
7837 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7838 Update declarations.
7839 * layout.cc: Include "descriptors.h".
7840 (Layout::create_build_id): Use open_descriptor rather than open.
7841 * output.cc: Include "descriptors.h".
7842 (Output_file::open): Use open_descriptor rather than open.
7843 * archive.cc (Archive::const_iterator): Change Archive to be
7844 non-const.
7845 (Archive::begin, Archive::end): Make non-const.
7846 (Archive::count_members): Likewise.
7847 * archive.h (class Archive): Update declarations.
7848 * object.h (Object::read): Make non-const.
7849 * Makefile.am (CCFILES): Add descriptors.cc.
7850 (HFILES): Add descriptors.h.
7851 * Makefile.in: Rebuild.
7852
801647d1
ILT		 7853 PR 6716
7854 * gold.h: Always include <clocale>. Add Solaris workarounds
7855 following code in binutils/sysdep.h.
7856
5edd166e
ILT		 7857 PR 6048
7858 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7859 this->eh_frame_hdr_ is NULL before using it.
7860
c89ad728
ILT		 7861 * dynobj.cc (Versions::Versions): Update comment.
7862
aa86f06b
ILT		 7863 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7864 the base version name.
7865
5778530e
ILT		 7866 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7867 array size plus one.
7868 (Stringpool_template::set_string_offsets): Subtract one from key
7869 before using it as an array index.
7870 (Stringpool_template::get_offset_with_length): Likewise.
7871 (Stringpool_template::write_to_buffer): Likewise.
7872 * stringpool.h (Stringpool_template::get_offset_from_key):
7873 Likewise.
7874
057ead22
ILT		 78752008-07-23 Ian Lance Taylor <iant@google.com>
7876
7f649c59
ILT		 7877 PR 6658
7878 * object.h (Merged_symbol_value::value): Do our best to handle a
7879 negative addend.
7880
057ead22
ILT		 7881 PR 6647
7882 * script.cc (Version_script_info::get_versions): Don't add empty
7883 version tag to return value.
7884 (Version_script_info::get_symbol_version_helper): Change return
7885 type to bool. Add pversion parameter. Change all callers.
7886 (script_register_vers_node): Don't require a non-NULL tag.
7887 * script.h (class Version_script_info): Update declarations.
7888 (Version_script_info::get_symbol_version): Change return type to
7889 bool. Add version parameter. Change all callers.
7890 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7891 handling. Handle an empty version from a version script.
7892 (Symbol_table::define_special_symbol): Likewise.
7893 * testsuite/ver_test_10.script: New file.
7894 * testsuite/ver_test_10.sh: New file.
7895 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7896 (check_DATA): Add ver_test_10.syms.
7897 (ver_test_10.syms, ver_test_10.so): New target.
7898 * testsuite/Makefile.in: Rebuild.
7899
58e54ac2
CD		 79002008-07-23 Simon Baldwin <simonb@google.com>
7901
7902 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7903 to zero for undefined symbols from dynamic libraries.
7904
95d14cd3
ILT		 79052008-07-23 Ian Lance Taylor <iant@google.com>
7906
7907 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7908 Change all callers.
7909 * symtab.h (class Symbol_table): Update declaration.
7910 * testsuite/ver_test_9.cc: New file.
7911 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7912 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7913 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7914 (ver_test_9.so, ver_test_9.o): New targets.
7915 * testsuite/Makefile.in: Rebuild.
7916
92de84a6
ILT		 79172008-07-22 Ian Lance Taylor <iant@google.com>
7918
34810851
ILT		 7919 * options.h (class General_options): Define --check-sections.
7920 * layout.cc (Layout::set_segment_offsets): Handle
7921 --check-sections.
7922
af6156ef
ILT		 7923 * options.h (class General_options): Define -n/--nmagic and
7924 -N/--omagic.
7925 * options.cc (General_options::finalize): For -n/--nmagic or
7926 -N/--omagic, set -static.
7927 * layout.cc (Layout::attach_allocated_section_to_segment): If
7928 -N/--omagic, don't put read-only and read-write sections in
7929 different segments.
7930 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7931 finding a read-only segment.
7932 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7933 don't set the minimum segment alignment to the common page size,
7934 and don't set the file offset to the address modulo the page size.
7935 * script-sections.cc (Script_sections::create_segments): If
7936 -n/--omagic, don't put read-only and read-write sections in
7937 different segments.
7938
92de84a6
ILT		 7939 * cref.cc: New file.
7940 * cref.h: New file.
7941 * options.h (class General_options): Add --print-symbol-counts.
7942 * main.cc (main): Issue defined symbol report if requested.
7943 * archive.cc (Archive::interpret_header): Make into a const member
7944 function.
7945 (Archive::add_symbols): Call Input_objects::archive_start and
7946 archive_stop.
7947 (Archive::const_iterator): Define new class.
7948 (Archive::begin, Archive::end): New functions.
7949 (Archive::include_all_members): Rewrite to use iterator.
7950 (Archive::count_members): New function.
7951 * archive.h (class Archive): Update declarations.
7952 (Archive::filename): New function.
7953 * object.cc: Include "cref.h".
7954 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7955 (Sized_relobj::do_get_global_symbol_counts): New function.
7956 (Input_objects::add_object): Add object to cross-referencer.
7957 (Input_objects::archive_start): New function.
7958 (Input_objects::archive_stop): New function.
7959 (Input_objects::print_symbol_counts): New function.
7960 * object.h: Declare Cref and Archive.
7961 (Object::get_global_symbol_counts): New function.
7962 (Object::do_get_global_symbol_counts): New pure virtual function.
7963 (class Sized_relobj): Add defined_count_ field. Update
7964 declarations.
7965 (class Input_objects): Add cref_ field. Update constructor.
7966 Update declarations.
7967 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7968 defined_count_.
7969 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7970 symbol counts.
7971 (Sized_dynobj::do_get_global_symbol_counts): New function.
7972 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7973 defined_count_. Update declarations. Define Symbols typedef.
7974 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7975 parameter. Change all callers.
7976 (Symbol_table::add_from_dynobj): Add sympointers and defined
7977 parameters. Change all callers.
7978 * symtab.h (class Symbol_table): Update declarations.
7979 * Makefile.am (CCFILES): Add cref.cc.
7980 (HFILES): Add cref.h.
7981 * Makefile.in: Rebuild.
7982
3f7c5e1d
CD		 79832008-07-22 Simon Baldwin <simonb@google.com>
7984
7985 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7986 to zero when writing undefined symbols.
7987
e0b64032
ILT		 79882008-07-22 Ian Lance Taylor <iant@google.com>
7989
7990 * output.cc (Output_section::add_input_section): Don't try to
7991 merge empty merge sections.
7992
096b02cf
CS		 79932008-07-21 Craig Silverstein <csilvers@google.com>
7994
7995 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7996 Include symbol version in error message.
cd536b21 7997
1d1f116d
CD		 79982008-07-20 Chris Demetriou <cgd@google.com>
7999
cd536b21 8000 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 8001 (RANDOM_SEED_CFLAGS): New substituted variable.
8002 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8003 * configure: Rebuild.
8004 * Makefile.in: Likewise.
8005 * testsuite/Makefile.in: Likewise.
8006
a18f591e
ILT		 80072008-07-18 Ian Lance Taylor <iant@google.com>
8008
8009 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8010 where we see NAME/NULL and NAME/VERSION as separate symbols.
8011 * testsuite/ver_test_main.cc (main): Call t4.
8012 (t4, t4_2a): Define.
8013 * testsuite/ver_test_2.cc (t4_2): Define.
8014 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8015 * testsuite/ver_test_4.cc (t4_2a): Define.
8016 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8017 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8018
c6e3f6ed
ILT		 80192008-07-17 Ian Lance Taylor <iant@google.com>
8020
8021 * dynobj.cc (Versions::add_def): If we give an error about a
8022 missing version, go ahead and create the version anyhow.
8023
ef9beddf
ILT		 80242008-07-10 Ian Lance Taylor <iant@google.com>
8025
8026 Handle output sections with more than 0x7fffffff bytes.
8027 * object.h (class Relobj): Change map_to_output_ to
8028 output_sections_, and just keep a section pointer. Change all
8029 uses. Move comdat group support to Sized_relobj.
8030 (Relobj::is_section_specially_mapped): Remove.
8031 (Relobj::output_section): Remove poff parameter. Change all
8032 callers.
8033 (Relobj::output_section_offset): New function.
8034 (Relobj::set_section_offset): Rewrite.
8035 (Relobj::map_to_output): Remove.
8036 (Relobj::output_sections): New function.
8037 (Relobj::do_output_section_offset): New pure virtual function.
8038 (Relobj::do_set_section_offset): Likewise.
8039 (class Sized_relobj): Add section_offsets_ field. Add comdat
8040 group support from Relobj. Update declarations.
8041 (Sized_relobj::get_output_section_offset): New function.
8042 (Sized_relobj::do_output_section_offset): New function.
8043 (Sized_relobj::do_set_section_offset): New function.
8044 * object.cc (Relobj::output_section_address): Remove.
8045 (Sized_relobj::Sized_relobj): Initialize new fields.
8046 (Sized_relobj::include_section_group): Cast find_kept_object to
8047 Sized_relobj.
8048 (Sized_relobj::include_linkonce_section): Likewise.
8049 (Sized_relobj::do_layout): Use separate arrays for output section
8050 and output offset.
8051 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8052 output_sections.
8053 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8054 output_sections and section_offsets.
8055 (Sized_relobj::write_local_symbols): Likewise.
8056 (map_to_kept_section): Compute output address directly.
8057 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8058 output_sections and section_offsets.
8059 (Sized_relobj::write_sections): Likewise.
8060 (Sized_relobj::relocate_sections): Likewise.
8061 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8062 * output.h (class Output_reloc): Update declarations. Change
8063 u2_.relobj to Sized_relobj*.
8064 (class Output_data_reloc): Change add functions to use
8065 Sized_relobj*.
8066 * output.cc (Output_reloc::Output_reloc): Change relobj to
8067 Sized_relobj*.
8068 (Output_reloc::local_section_offset): Change return type to
8069 Elf_Addr. Use get_output_section_offset.
8070 (Output_reloc::get_address): Likewise.
8071 (Output_section::is_input_address_mapped): Don't call
8072 is_section_specially_mapped.
8073 (Output_section::output_offset): Likewise.
8074 (Output_section::output_address): Likewise.
8075 (Output_section::starting_output_address): Likewise.
8076 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8077 parameter to Sized_relobj*.
8078 (Copy_relocs::need_copy_reloc): Likewise.
8079 (Copy_relocs::save): Likewise.
8080 * copy-relocs.h (class Copy_relocs): Update declarations.
8081 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8082 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8083 * target-reloc.h (relocate_for_relocatable): Change
8084 offset_in_output_section type to Elf_Addr. Change code that uses
8085 it as well.
8086 * layout.cc (Layout::layout): Always set *off.
8087 * mapfile.cc (Mapfile::print_input_section): Use
8088 output_section_offset.
8089 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8090 Sized_relobj*.
8091 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8092 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8093 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8094
5cb66f97
ILT		 80952008-07-03 Ian Lance Taylor <iant@google.com>
8096
8097 * layout.cc (Layout::include_section): Do not discard unrecognized
8098 SHT_STRTAB sections.
8099
afe47622
CS		 81002008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8101
8102 * script.cc (Lex::can_continue_name): Make '?' allowable in
8103 version-script names.
8104 * testsuite/version_script.map: Change glob pattern to use '?'
8105
5adf9721
ILT		 81062008-06-30 Manish Singh <yosh@gimp.org>
8107
8108 PR 6585
8109 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8110 Correct typo.
8111
e6fde208
ILT		 81122008-06-30 Ian Lance Taylor <iant@google.com>
8113
8114 PR 6660
8115 PR 6682
8116 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8117 versions]: Don't try to read the value in the contents, since we
8118 don't use it. Use the template endianness when writing.
8119
3f2e6a2d
CC		 81202008-06-25 Cary Coutant <ccoutant@google.com>
8121
8122 * fileread.cc (File_read::make_view): Assert on zero-length view.
8123 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8124 symbol table when there are no symbols to read.
8125
c43d3a48
CS		 81262008-06-23 Craig Silverstein <csilvers@google.com>
8127
8128 * version.cc (version_string): Bump to 1.7
8129
5f494ea0
CS		 81302008-06-18 Craig Silverstein <csilvers@google.com>
8131
8132 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8133 constant 0xFFFF to type Valtype.
8134 (Powerpc_relocate_functions::rel16_ha): Likewise.
8135
c42e122e
ILT		 81362008-06-17 Ian Lance Taylor <iant@google.com>
8137
f34787f8
ILT		 8138 * output.h (Output_section::Input_section): Initialize p2align_ to
8139 zero for Output_section_data constructors.
8140 (Output_section::Input_section::addralign): If not an input
8141 section, return the alignment of the Output_section_data.
8142 * testsuite/copy_test.cc: New file.
8143 * testsuite/copy_test_1.cc: New file.
8144 * testsuite/copy_test_2.cc: New file.
8145 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8146 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8147 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8148 (copy_test_1_pic.o, copy_test_1.so): New targets.
8149 (copy_test_2_pic.o, copy_test_2.so): New targets.
8150 * testsuite/Makefile.in: Rebuild.
8151
c42e122e
ILT		 8152 * script-sections.cc (Script_sections::place_orphan): Initialize
8153 local variable exact.
8154
ce3ac18a
DE		 81552008-06-13 David Edelsohn <edelsohn@gnu.org>
8156
8157 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8158
42cacb20
DE		 81592008-06-12 David Edelsohn <edelsohn@gnu.org>
8160 David S. Miller <davem@davemloft.net>
8161
8162 * powerpc.cc: New file.
8163 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8164 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8165 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8166 * Makefile.in: Rebuild.
8167
7b308235
ILT		 81682008-06-09 Ian Lance Taylor <iant@google.com>
8169
8170 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8171 <exception>.
8172 (throwing, orig_terminate): New static variables.
8173 (terminate_handler): New static function.
8174 (t2): Set terminate handler.
8175
f0b886e3
ILT		 81762008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8177
8178 PR 6584
cd536b21 8179 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8180 alignment.
8181
3e90f135
CC		 81822008-05-30 Cary Coutant <ccoutant@google.com>
8183
8184 * archive.cc (Archive::include_all_members) Correct to step
8185 over symbol table and extended name table in thin archives.
8186
e09ad04a
ILT		 81872008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8188
8189 PR 6407
8190 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8191 calculation.
8192
62b01cb5
ILT		 81932008-05-28 Caleb Howe <cshowe@google.com>
8194
8195 * reduced_debug_output.cc: New file.
8196 * reduced_debug_output.h: New file.
92de84a6 8197 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8198 * options.cc (General_options::finalize): Add strip_debug_non_line
8199 to the strip heirarchy.
8200 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8201 fields.
8202 * layout.cc: Include "reduced_debug_output.h".
8203 (Layout::Layout): Initialize new fields.
8204 (line_only_debug_sections): New static array.
8205 (is_lines_only_debug_sections): New static inline function.
8206 (Layout::include_section): Handle --strip-debug-non-line.
8207 (Layout::make_output_section): If --strip-debug-non-line, build
8208 new output sections for .debug_abbrev and .debug_info.
8209 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8210 gold. Warn about possible overflow.
8211 (read_signed_LEB_128): Likewise.
8212 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8213 (read_signed_LEB_128): Declare.
8214 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8215 (HFILES): Add reduced_debug_output.h.
8216 * Makefile.in: Rebuild.
8217
7d9e3d98
ILT		 82182008-05-21 Ian Lance Taylor <iant@google.com>
8219
8220 * mapfile.cc: New file.
8221 * mapfile.h: New file.
8222 * options.h (class General_options): Add -M/--print-map and -Map.
8223 * options.cc (General_options::finalize): Make -M equivalent to
8224 -Map -.
8225 * main.cc: Include <cstdio> and "mapfile.h".
8226 (main): Open mapfile if requested.
8227 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8228 constructor. Change caller.
8229 (queue_initial_tasks): Add mapfile parameter. Change caller.
8230 (queue_middle_tasks): Likewise.
8231 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8232 declarations.
8233 * archive.cc: Include "mapfile.h".
8234 (Archive::add_symbols): Add mapfile parameter. Change all
8235 callers. Pass mapfile, symbol, and reason to include_member.
8236 (Archive::include_all_members): Add mapfile parameter. Change all
8237 callers.
8238 (Archive::include_member): Add mapfile, sym, and why parameters.
8239 Change all callers. Report inclusion to map file.
8240 * archive.h: Include "fileread.h".
8241 (class Archive): Update declarations.
8242 (Archive::file): New const method.
8243 (class Add_archive_symbols): Add mapfile_ field. Update
8244 constructor. Change all callers.
8245 * readsyms.h (class Read_symbols): Likewise.
8246 (class Finish_group): Likewise.
8247 (class Read_script): Likewise.
8248 * common.cc: Include "mapfile.h".
8249 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8250 all callers.
8251 (Symbol_table::do_allocate_commons): Likewise.
8252 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8253 symbol allocation to mapfile.
8254 * common.h (class Allocate_commons_task): Add mapfile_ field.
8255 Update constructor. Change all callers.
8256 * symtab.h (class Symbol_table): Update declarations.
8257 * layout.cc: Include "mapfile.h".
8258 (Layout_task_runner::run): Print information to mapfile.
8259 (Layout::create_gold_note): Change Output_data_fixed_space to
8260 Output_data_zero_fill.
8261 (Layout::create_build_id): Likewise.
8262 (Layout::print_to_mapfile): New function.
8263 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8264 constructor. Change caller.
8265 (class Layout): Declare print_to_mapfile.
8266 * output.cc (Output_section::Input_section::print_to_mapfile): New
8267 function.
8268 (Output_section::add_input_section): If producing a map, always
8269 add to input_sections_ list.
8270 (Output_section::do_print_to_mapfile): New function.
8271 (Output_segment::print_sections_to_mapfile): New function.
8272 (Output_segment::print_section_list_to_mapfile): New function.
8273 * output.h: Include "mapfile.h".
8274 (Output_data::print_to_mapfile): New function.
8275 (Output_data::do_print_to_mapfile): New virtual function.
8276 (Output_segment_headers::do_print_to_mapfile): New function.
8277 (Output_file_header::do_print_to_mapfile): New function.
8278 (Output_data_const::do_print_to_mapfile): New function.
8279 (class Output_data_const_buffer): Add map_name_ field. Update
8280 constructor. Change all callers. Add do_print_to_mapfile
8281 function.
8282 (class Output_data_fixed_space): Likewise.
8283 (class Output_data_space): Likewise.
8284 (class Output_data_zero_fill): New class.
8285 (Output_data_strtab::do_print_to_mapfile): New function.
8286 (Output_data_reloc_base::do_print_to_mapfile): New function.
8287 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8288 (Output_data_group::do_print_to_mapfile): New function.
8289 (Output_data_got::do_print_to_mapfile): New function.
8290 (Output_data_dynamic::do_print_to_mapfile): New function.
8291 (Output_symtab_xindex::do_print_to_mapfile): New function.
8292 (class Output_section): Declare do_print_to_mapflie. Declare
8293 print_to_mapfile in Input_section.
8294 (class Output_segment): Declare new functions.
8295 * object.h (Sized_relobj::symbol_count): New function.
8296 * script-sections.cc
8297 (Output_section_element_dot_assignment::set_section_addresses):
8298 Change Output_data_fixed_space to Output_data_zero_fill.
8299 (Output_data_expression::do_print_to_mapfile): New function.
8300 * script.cc (read_input_script): Add mapfile parameter. Change
8301 all callers.
8302 * script.h (read_input_script): Update declaration.
8303 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8304 (Eh_frame::do_print_to_mapfile): New function.
8305 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8306 (Output_merge_string::do_print_to_mapfile): New function.
8307 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8308 function.
8309 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8310 function.
8311 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8312 function.
8313 * Makefile.am (CCFILES): Add mapfile.cc.
8314 (HFILES): Add mapfile.h.
8315 * Makefile.in: Rebuild.
8316
9f1d377b
ILT		 83172008-05-19 Ian Lance Taylor <iant@google.com>
8318
8319 * options.h (class General_options): Add -z relro.
8320 * layout.cc (Layout::Layout): Initialize relro_segment_.
8321 (Layout::add_output_section_data): Return the output section.
8322 (Layout::make_output_section): Rcognize relro sections and mark
8323 them appropriately.
8324 (Layout::attach_allocated_section_to_segment): Put relro sections
8325 in a PT_GNU_RELRO segment.
8326 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8327 section as relro.
8328 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8329 PT_TLS segments.
8330 (Layout::linkonce_mapping): Map d.rel.ro.local to
8331 .data.rel.ro.local.
8332 (Layout::output_section_name): Us .data.rel.ro.local for any
8333 section which begins with that.
8334 * layout.h (class Layout): Update add_output_section_data
8335 declaration. Add relro_segment_ field.
8336 * output.cc (Output_section::Output_section): Initialize is_relro_
8337 and is_relro_local_ fields.
8338 (Output_segment::add_output_section): Group relro sections.
8339 (Output_segment::is_first_section_relro): New function.
8340 (Output_segment::maximum_alignment): If there is a relro section,
8341 align the segment to the common page size.
8342 (Output_segment::set_section_addresses): Track whether we are
8343 looking at relro sections. If the last section is a relro
8344 section, align to the common page size.
8345 (Output_segment::set_section_list_addresses): Add in_relro
8346 parameter. Change all callers. Align to the page size when
8347 moving from relro to non-relro section.
8348 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8349 segment.
8350 * output.h (class Output_section): Add is_relro_ and
8351 is_relro_local_ fields.
8352 (Output_section::is_relro): New function.
8353 (Output_section::set_is_relro): New function.
8354 (Output_section::is_relro_local): New function.
8355 (Output_section::set_is_relro_local): New function.
8356 (class Output_segment): Update declarations.
8357 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8358 * sparc.cc (Target_sparc::got_section): Likewise.
8359 * x86_64.cc (Target_x86_64::got_section): Likewise.
8360 * testsuite/relro_test_main.cc: New file.
8361 * testsuite/relro_test.cc: New file.
8362 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8363 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8364 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8365 (relro_test.so, relro_test_pic.o): New targets.
8366 * testsuite/Makefile.in: Rebuild.
8367
a984ee1d
ILT		 83682008-05-16 Ian Lance Taylor <iant@google.com>
8369
01676dcd
ILT		 8370 * output.cc (Output_segment::add_output_section): Remove front
8371 parameter.
8372 * output.h (class Output_segment): Remove
8373 add_initial_output_section and overloaded add_output_section.
8374 Update declaration of remaining add_output_section.
8375 * layout.cc (Layout::create_interp): Call add_output_section
8376 rather than add_initial_output_section.
8377 (Layout::finish_dynamic_section): Likewise.
8378
497897f9
ILT		 8379 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8380 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8381 know the dynamic type.
8382 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8383 field. Initialize it in constructor.
8384 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8385 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8386 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8387 reloc.
8388
a984ee1d
ILT		 8389 * output.cc (Output_reloc::get_address): Change return type to
8390 Elf_Addr.
8391 * output.h (class Output_reloc): Update get_address declaration.
8392 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8393 for section addresses.
8394
55ba0940
ILT		 83952008-05-09 Ian Lance Taylor <iant@google.com>
8396
8397 PR 6493
8398 * gold.cc (gold_nomem): Use return value of write.
8399
75517b77
ILT		 84002008-05-08 Ian Lance Taylor <iant@google.com>
8401
8402 * symtab.c (Symbol::init_base_output_data): Add version
8403 parameter. Change all callers.
8404 (Symbol::init_base_output_segment): Likewise.
8405 (Symbol::init_base_constant): Likewise.
8406 (Symbol::init_base_undefined): Likewise.
8407 (Sized_symbol::init_output_data): Likewise.
8408 (Sized_symbol::init_output_segment): Likewise.
8409 (Sized_symbol::init_constant): Likewise.
8410 (Sized_symbol::init_undefined): Likewise.
8411 (Symbol_table::do_define_in_output_data): If the new symbol has a
8412 version, mark it as the default.
8413 (Symbol_table::do_define_in_output_segment): Likewise.
8414 (Symbol_table::do_define_as_constant): Likewise.
8415 * symtab.h (class Symbol): Update declarations.
8416 (class Sized_symbol): Likewise.
8417 * resolve.cc (Symbol::override_version): New function.
c42e122e 8418 (Symbol::override_base): Call override_version.
75517b77
ILT		 8419 (Symbol::override_base_with_special): Likewise.
8420 * testsuite/ver_script_8.script: New file.
8421 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8422 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8423 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8424 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8425
f1f70eae
ILT		 84262008-05-06 Ian Lance Taylor <iant@google.com>
8427
f3e9c5c5
ILT		 8428 PR 6049
8429 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8430 functions.
8431 (class General_options): Remove existing --undefined, and add
8432 --no-undefined instead. Add new --undefined as synonym for -u.
8433 * archive.cc (Archive::add_symbols): Check whether symbol was
8434 named with -u.
8435 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8436 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8437 all uses. Add IS_UNDEFINED. Update declarations to split
8438 different versions of init_base. Declare init_base_undefined.
8439 (Symbol::is_defined): Handle IS_UNDEFINED.
8440 (Symbol::is_undefined): Likewise.
8441 (Symbol::is_weak_undefined): Call is_undefined.
8442 (Symbol::is_absolute): Handle IS_CONSTANT.
8443 (class Sized_symbol): Update declarations to split different
8444 versions of init. Declare init_undefined.
8445 (class Symbol_table): Declare new functions.
8446 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8447 Change all callers.
8448 (Symbol::init_base_output_data): Likewise.
8449 (Symbol::init_base_output_segment): Likewise.
8450 (Symbol::init_base_constant): Likewise.
8451 (Symbol::init_base_undefined): New function.
8452 (Sized_symbol::init_object): Rename from init. Change all
8453 callers.
8454 (Sized_symbol::init_output_data): Likewise.
8455 (Sized_symbol::init_output_segment): Likewise.
8456 (Sized_symbol::init_constant): Likewise.
8457 (Sized_symbol::init_undefined): New function.
8458 (Symbol_table::add_undefined_symbols_from_command_line): New
8459 function.
8460 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8461 function.
8462 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8463 (Symbol::output_section): Likewise.
8464 (Symbol::set_output_section): Likewise.
8465 (Symbol_table::sized_finalize_symbol): Likewise.
8466 (Symbol_table::sized_write_globals): Likewise.
8467 * resolve.cc (Symbol_table::should_override): Likewise.
8468 (Symbol::override_base_with_special): Likewise.
8469
8bdcdf2c
ILT		 8470 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8471 symbol, change it to have default visibility.
8472 * testsuite/protected_1.cc: New file.
8473 * testsuite/protected_2.cc: New file.
8474 * testsuite/protected_3.cc: New file.
8475 * testsuite/protected_main_1.cc: New file.
8476 * testsuite/protected_main_2.cc: New file.
8477 * testsuite/protected_main_3.cc: New file.
8478 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8479 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8480 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8481 (protected_1.so): New target.
8482 (protected_1_pic.o, protected_2_pic.o): New targets.
8483 (protected_3_pic.o): New target.
8484 (check_PROGRAMS): Add protected_2.
8485 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8486 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8487 * testsuite/Makefile.in: Rebuild.
8488
2b706932
ILT		 8489 * options.h (DEFINE_var): Add set_user_set_##varname__.
8490 (DEFINE_bool_alias): New macro.
8491 (class General_options): Define -Bstatic using DEFINE_bool_alias
8492 rather than DEFINE_special. Add --undefined as an alias for -z
8493 defs.
8494 * options.cc (General_options::parse_Bstatic): Remove.
8495
d82a5bcc
ILT		 8496 * options.h (class General_options): Add --fatal-warnings.
8497 * main.cc (main): Implement --fatal-warnings.
8498 * errors.h (Errors::warning_count): New function.
8499
f1f70eae
ILT		 8500 * options.h (class General_options): Add -Bsymbolic-functions.
8501 * symtab.h (Symbol::is_preemptible): Check for
8502 -Bsymbolic-functions.
8503
8825ac63
ILT		 85042008-05-05 Ian Lance Taylor <iant@google.com>
8505
d98bc257
ILT		 8506 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8507 as noVARNAME rather than no-VARNAME.
8508 (class General_options): Add option -z combreloc.
8509 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8510 get_address.
8511 (Output_reloc::sort_before) [SHT_REL]: New function.
8512 (Output_reloc::sort_before) [SHT_RELA]: New function.
8513 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8514 Sort_relocs_comparison.
8515 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8516 parameter. Change all callers.
8517 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8518 sort_relocs parameter. Change all callers.
8519 * output.cc (Output_reloc::get_address): New function, broken out
8520 of write_rel.
8521 (Output_reloc::write_rel): Call it.
8522 (Output_reloc::compare): New function.
8523 (Output_data_reloc_base::do_write): Optionally sort relocs.
8524
60b2b4e7
ILT		 8525 * configure.ac: If targ_extra_obj is set, link it in.
8526 * configure.tgt: Initialize all variables.
8527 (x86_64*): Set targ_extra_obj and targ_extra_size.
8528 * configure: Rebuild.
8529
8825ac63
ILT		 8530 * object.cc (Sized_relobj::include_section_group): Adjust section
8531 indexes read from group data. Build vector to pass to
8532 layout_group.
8533 * layout.cc (Layout::layout_group): Add flags and shndxes
8534 parameters. Remove contents parameter. Change caller. Update
8535 explicit instantiations.
8536 * layout.h (class Layout): Update layout_group declaration.
8537 * output.cc (Output_data_group::Output_data_group): Add flags and
8538 input_shndxes parameters. Remove contents parameter. Change
8539 caller.
8540 (Output_data_group::do_write): Change input_sections_ to
8541 input_shndxes_.
8542 * output.h (class Output_data_group): Update constructor
8543 declaration. Rename input_sections_ to input_shndxes_.
8544 * testsuite/many_sections_test.cc: Add template.
8545
e94cf127
CC		 85462008-04-30 Cary Coutant <ccoutant@google.com>
8547
4418b2d5
CC		 8548 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8549
e94cf127
CC		 8550 * layout.cc (Layout::include_section): Refactored check for debug
8551 info section.
8552 (Layout::add_comdat): Add new parameters. Change type
8553 of signature parameter. Add object and shndx to signatures table.
8554 (Layout::find_kept_object): New function.
8555 * layout.h: Include <cstring>.
8556 (Layout::is_debug_info_section): New function.
8557 (Layout::add_comdat): Add new parameters.
8558 (Layout::find_kept_object): New function.
8559 (Layout::Kept_section): New struct.
8560 (Layout::Signatures): Change type of map range.
8561 * object.cc (Relobj::output_section_address): New function.
8562 (Sized_relobj::include_section_group): Add new parameters. Change
8563 calls to Layout::add_comdat. Change to build table of kept comdat
8564 groups and table mapping discarded sections to kept sections.
8565 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8566 (Sized_relobj::do_layout): Change calls to include_section_group and
8567 include_linkonce_section.
8568 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8569 value to zero when section is discarded.
8570 (Sized_relobj::map_to_kept_section): New function.
8571 * object.h (Relobj::output_section_address): New function.
8572 (Relobj::Comdat_group): New type.
8573 (Relobj::find_comdat_group): New function.
8574 (Relobj::Comdat_group_table): New type.
8575 (Relobj::Kept_comdat_section): New type.
8576 (Relobj::Kept_comdat_section_table): New type.
8577 (Relobj::add_comdat_group): New function.
8578 (Relobj::set_kept_comdat_section): New function.
8579 (Relobj::get_kept_comdat_section): New function.
8580 (Relobj::comdat_groups_): New field.
8581 (Relobj::kept_comdat_sections_): New field.
8582 (Symbol_value::input_value): Update comment.
8583 (Sized_relobj::map_to_kept_section) New function.
8584 (Sized_relobj::include_linkonce_section): Add new parameter.
8585 * target-reloc.h (Comdat_behavior): New type.
8586 (get_comdat_behavior): New function.
8587 (relocate_section): Add code to map a discarded section to the
8588 corresponding kept section when applying a relocation.
8589
e4e5049b
CS		 85902008-04-30 Craig Silverstein <csilvers@google.com>
8591
8592 * dwarf_reader.cc (next_generation_count): New static var.
8593 (Addr2line_cache_entry): New struct.
8594 (addr2line_cache): New static var.
8595 (Dwarf_line_info::one_addr2line): Added caching.
8596 (Dwarf_line_info::clear_addr2line_cache): New function.
8597 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8598 cache-size parameter.
8599 (Dwarf_line_info::one_addr2line_cache): New function.
8600 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8601 new cache-size argument to one_addr2line(), and clear cache.
8602
d09e9154
CC		 86032008-04-28 Cary Coutant <ccoutant@google.com>
8604
8605 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8606 R_386_PC8 relocations.
8607
7ef73768
ILT		 86082008-04-23 Ian Lance Taylor <iant@google.com>
8609
55438702
ILT		 8610 * object.cc (Sized_relobj::include_section_group): Check for
8611 invalid section group.
8612
c165fb93
ILT		 8613 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8614 header size.
8615
7ef73768
ILT		 8616 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8617 than read for file header.
8618 * archive.cc (Archive::include_member): Likewise.
8619
6194aaab
L		 86202008-04-23 Paolo Bonzini <bonzini@gnu.org>
8621
8622 * aclocal.m4: Regenerate.
8623 * configure: Regenerate.
8624
d491d34e
ILT		 86252008-04-19 Ian Lance Taylor <iant@google.com>
8626
5ea2bac6
ILT		 8627 * version.cc (version_string): Bump to 1.6.
8628
7bc3e21a
ILT		 8629 * testsuite/Makefile.am (many_sections_r_test): New target.
8630 (many_sections_r_test_SOURCES): Remove.
8631 (many_sections_r_test_DEPENDENCIES): Remove.
8632 (many_sections_r_test_LDFLAGS): Remove.
8633 (many_sections_r_test_LDADD): Remove.
8634
7fcd3aa9
ILT		 8635 * object.cc (Sized_relobj::do_add_symbols): Always pass
8636 local_symbol_count_ to add_from_relobj.
8637
4c94d6ae
ILT		 8638 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8639 every thousand variables.
8640 * testsuite/Makefile.in: Rebuild.
8641
d491d34e
ILT		 8642 * object.cc (Xindex::initialize_symtab_xindex): New function.
8643 (Xindex::read_symtab_xindex): New function.
8644 (Xindex::sym_xindex_to_shndx): New function.
8645 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8646 available.
8647 (Sized_relobj::do_initialize_xindex): New function.
8648 (Sized_relobj::do_read_symbols): Adjust section links.
8649 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8650 parameter. Change all callers.
8651 (Sized_relobj::include_section_group): Adjust section links and
8652 symbol section indexes.
8653 (Sized_relobj::do_layout): Adjust section links.
8654 (Sized_relobj::do_count_local_symbols): Adjust section links and
8655 symbol section indexes.
8656 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8657 ordinary and special symbols.
8658 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8659 dynsym_xindex parameters. Change all callers. Adjust section
8660 links. Use SHN_XINDEX when needed.
8661 (Sized_relobj::get_symbol_location_info): Adjust section links.
8662 Don't get fooled by special symbols.
8663 * object.h (class Xindex): Define.
8664 (class Object): Add xindex_ parameter. Declare virtual functoin
8665 do_initialize_xindex.
8666 (Object::adjust_sym_shndx): New function.
8667 (Object::set_xindex): New protected function.
8668 (class Symbol_value): Add is_ordinary_shndx_ field.
8669 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8670 (Symbol_value::value): Assert ordinary section.
8671 (Symbol_value::initialize_input_to_output_map): Likewise.
8672 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8673 Change all callers.
8674 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8675 all callers.
8676 (class Sized_relobj): Update declarations.
8677 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8678 parameter. Change all callers.
8679 (Sized_relobj::adjust_shndx): New function.
8680 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8681 field.
8682 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8683 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8684 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8685 (Sized_dynobj::read_dynsym_section): Adjust section links.
8686 (Sized_dynobj::read_dynamic): Likewise.
8687 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8688 section links.
8689 (Sized_dynobj::do_initialize_xindex): New function.
8690 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8691 do_initialize_xindex.
8692 (Sized_dynobj::adjust_shndx): New function.
8693 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8694 dynsym_xindex_ fields.
8695 (Layout::finalize): Add a call to set_section_indexes before
8696 creating the symtab sections.
8697 (Layout::set_section_indexes): Don't do anything if the section
8698 already has a section index.
8699 (Layout::create_symtab_sections): Add shnum parameter. Change
8700 caller. Create .symtab_shndx section if needed.
8701 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8702 caller.
8703 (Layout::allocated_output_section_count): New function.
8704 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8705 needed.
8706 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8707 fields. Update declarations.
8708 (Layout::symtab_xindex): New function.
8709 (Layout::dynsym_xindex): New function.
8710 (class Write_symbols_task): Add layout_ field.
8711 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8712 Change caller.
8713 * output.cc (Output_section_headers::Output_section_headers): Add
8714 shstrtab_section parameter. Change all callers.
8715 (Output_section_headers::do_sized_write): Store overflow values
8716 for section count and section string table section index in
8717 section header zero.
8718 (Output_file_header::do_sized_write): Check for overflow of
8719 section count and section string table section index.
8720 (Output_symtab_xindex::do_write): New function.
8721 (Output_symtab_xindex::endian_do_write): New function.
8722 * output.h (class Output_section_headers): Add shstrtab_section_.
8723 Update declarations.
8724 (class Output_symtab_xindex): Define.
8725 (Output_section::has_out_shndx): New function.
8726 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8727 field.
8728 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8729 Change all callers.
8730 (Sized_symbol::init): Likewise.
8731 (Symbol::output_section): Check for ordinary symbol.
8732 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8733 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8734 callers.
8735 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8736 Change all callers. Simplify handling of symbols from sections
8737 not included in the link.
8738 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8739 distinction.
8740 (Weak_alias_sorter::operator()): Assert that symbols are
8741 ordinary.
8742 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8743 distinction.
8744 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8745 parameters. Change all callers.
8746 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8747 symbol distinction. Use SHN_XINDEX when needed.
8748 (Symbol_table::write_section_symbol): Add symtab_xindex
8749 parameter. Change all callers.
8750 (Symbol_table::sized_write_section_symbol): Likewise. Use
8751 SHN_XINDEX when needed.
8752 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8753 declarations.
8754 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8755 (Symbol::is_defined): Check is_ordinary.
8756 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8757 (Symbol::is_absolute, Symbol::is_common): Likewise.
8758 (class Sized_symbol): Update declarations.
8759 (class Symbol_table): Update declarations.
8760 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8761 parameters. Change all callers.
8762 (Sized_symbol::override): Likewise.
8763 (Symbol_table::override): Likewise.
8764 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8765 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8766 is_ordinary, and orig_st_shndx parameters. Change all callers.
8767 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8768 to be in an ordinary section.
8769 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8770 object and is_ordinary parameters. Change all callers.
8771 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8772 Change all callers. Don't add undefined or non-ordinary symbols
8773 to reloc_map_.
8774 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8775 Change all callers.
8776 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8777 declarations.
8778 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8779 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8780 (Sized_relobj::relocate_sections): Likewise.
8781 * target-reloc.h (scan_relocs): Adjust section symbol index.
8782 (scan_relocatable_relocs): Likewise.
8783 * i386.cc (Scan::local): Check for ordinary symbols.
8784 * sparc.cc (Scan::local): Likewise.
8785 * x86_64.cc (Scan::local): Likewise.
8786 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8787 to symbol_section_and_value.
8788 * testsuite/many_sections_test.cc: New file.
8789 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8790 (check_PROGRAMS): Add many_sections_test.
8791 (many_sections_test_SOURCES): Define.
8792 (many_sections_test_DEPENDENCIES): Define.
8793 (many_sections_test_LDFLAGS): Define.
8794 (BUILT_SOURCES): Add many_sections_define.h.
8795 (many_sections_define.h): New target.
8796 (BUILT_SOURCES): Add many_sections_check.h.
8797 (many_sections_check.h): New target.
8798 (check_PROGRAMS): Add many_sections_r_test.
8799 (many_sections_r_test_SOURCES): Define.
8800 (many_sections_r_test_DEPENDENCIES): Define.
8801 (many_sections_r_test_LDFLAGS): Define.
8802 (many_sections_r_test_LDADD): Define.
8803 (many_sections_r_test.o): New target.
8804 * testsuite/Makefile.in: Rebuild.
8805
c5818ff1
CC		 88062008-04-17 Cary Coutant <ccoutant@google.com>
8807
8808 * errors.cc (Errors::info): New function.
8809 (gold_info): New function.
8810 * errors.h (Errors::info): New function.
8811 * gold.h (gold_info): New function.
8812 * object.cc (Input_objects::add_object): Print trace output.
8813 * options.cc (options::parse_set): New function.
8814 (General_options::parse_wrap): Deleted.
8815 (General_options::General_options): Deleted initializer.
8816 * options.h (options::String_set): New typedef.
8817 (options::parse_set): New function.
8818 (DEFINE_set): New macro.
8819 (General_options::wrap): Changed to use DEFINE_set. Changed
8820 callers of any_wrap_symbols and is_wrap_symbol.
8821 (General_options::trace, General_options::trace_symbol):
8822 New options.
8823 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8824 (General_options::wrap_symbols_): Deleted.
8825 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8826
b5be4a7c
DM		 88272008-04-17 David S. Miller <davem@davemloft.net>
8828
8829 * options.cc (General_options::parse_V): New function.
8830 * options.h: Add entries for -V and -Qy.
8831
155a0dd7
ILT		 88322008-04-17 Ian Lance Taylor <iant@google.com>
8833
8834 * common.cc (Symbol_table::allocate_commons): Remove options
8835 parameter. Change caller.
8836 (Symbol_table::do_allocate_commons): Remove options parameter.
8837 Change caller. Just call do_allocate_commons_list twice.
8838 (Symbol_table::do_allocate_commons_list): New function, broken out
8839 of do_allocate_commons.
8840 * common.h (class Allocate_commons_task): Remove options_ field.
8841 Update constructor.
8842 * symtab.cc (Symbol_table::Symbol_table): Initialize
8843 tls_commons_.
8844 (Symbol_table::add_from_object): Put TLS common symbols on
8845 tls_commons_ list.
8846 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8847 which are IN_OUTPUT_DATA.
8848 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8849 allocate_commons and do_allocate_commons declarations. Declare
8850 do_allocate_commons_list.
8851 * gold.cc (queue_middle_tasks): Update creation of
8852 Allocate_commons_task to not pass options.
8853 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8854 (TLS_TEST_C_FLAGS): New variable.
8855 (tls_test_c_pic.o): New target.
8856 (tls_test_shared.so): Link in tls_test_c_pic.o.
8857 (tls_test_c_pic_ie.o): New target.
8858 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8859 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8860 (tls_test_c.o): New target.
8861 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8862 (tls_pic_test_LDADD): Likewise.
8863 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8864 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8865 (tls_test_c_gnu2.o): New target.
8866 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8867 tls_test_c_gnu2.o.
8868 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8869 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8870 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8871 * testsuite/tls_test.cc: Include "config.h".
8872 (t_last): Call t11_last.
8873 * testsuite/tls_test.h (t11, t11_last): Declare.
8874 * testsuite/tls_test_c.c: New file.
8875 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8876 * configure.ac: Check for OpenMP support.
8877 * configure, config.in, Makefile.in: Rebuild.
8878 * testsuite/Makefile.in: Rebuild.
8879
edfbb029
CC		 88802008-04-16 Cary Coutant <ccoutant@google.com>
8881
8882 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8883 (Target_i386::tls_base_symbol_defined_): New field.
8884 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8885 (Target_i386::Scan::global): Likewise.
8886 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8887 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8888 (Target_x86_64::tls_base_symbol_defined_): New field.
8889 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8890 (Target_x86_64::Scan::global): Likewise.
8891
f3c69fca
CC		 88922008-04-16 Cary Coutant <ccoutant@google.com>
8893
8894 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8895 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8896 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8897 building shared libraries.
8898 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8899 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8900 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8901 * testsuite/Makefile.in: Rebuild.
8902 * testsuite/weak_undef.h: New file.
8903 * testsuite/weak_undef_file1.cc: Add extra test cases.
8904 * testsuite/weak_undef_file2.cc: Likewise.
8905 * testsuite/weak_undef_test.cc: Likewise.
8906
7c414435
DM		 89072008-04-16 David S. Miller <davem@davemloft.net>
8908
32b769e1
DM		 8909 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8910 Add issued_non_pic_error_ field. Declare check_non_pic.
8911 (Target_sparc::Scan::check_non_pic): New function.
8912 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8913 (Target_sparc::Scan::global): Likewise.
8914
11936fb1
DM		 8915 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8916 * configure: Rebuild.
8917
7c414435
DM		 8918 * options.h (DEFINE_enable): New macro.
8919 (new_dtags): New enable option.
8920 (initfirst, interpose, loadfltr, nodefaultlib,
8921 nodelete, nodlopen, nodump): New -z options.
8922 * layout.cc (Layout:finish_dynamic_section): If new
8923 dtags enabled, emit DT_RUNPATH. Also, emit a
8924 DT_FLAGS_1 containing any specified -z flags.
8925
85c7bf8b
ILT		 89262008-04-16 Ian Lance Taylor <iant@google.com>
8927
12c0daef
ILT		 8928 * copy-relocs.cc: New file.
8929 * copy-relocs.h: New file.
8930 * reloc.cc: Remove Copy_relocs code.
8931 * reloc.h: Likewise.
8932 * reloc-types.h (struct Reloc_types) [both versions]: Add
8933 get_reloc_addend_noerror.
8934 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8935 variants of add_global which take an addend which must be zero.
8936 * i386.cc: Include "copy-relocs.h".
8937 (class Target_i386): Change type of copy_relocs_ to variable,
8938 update initializer.
8939 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8940 Change all callers.
8941 (Target_i386::do_finalize_sections): Change handling of
8942 copy_relocs_.
8943 * sparc.cc: Include "copy-relocs.h".
8944 (class Target_sparc): Change type of copy_relocs_ to variable,
8945 update initializer.
8946 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8947 Change all callers.
8948 (Target_sparc::do_finalize_sections): Change handling of
8949 copy_relocs_.
8950 * x86_64.cc: Include "copy-relocs.h".
8951 (class Target_x86_64): Change type of copy_relocs_ to variable,
8952 update initializer.
8953 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8954 class. Change all callers.
8955 (Target_x86_64::do_finalize_sections): Change handling of
8956 copy_relocs_.
8957 * Makefile.am (CCFILES): Add copy-relocs.cc.
8958 (HFILES): Add copy-relocs.h.
8959
4f4995b6
ILT		 8960 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8961
85c7bf8b
ILT		 8962 * testsuite/script_test_4.sh: Permit leading zeroes.
8963
4f2a9edd
ILT		 89642008-04-15 Ian Lance Taylor <iant@google.com>
8965
e6188289
ILT		 8966 * script-sections.cc (Script_sections::create_segments): Use
8967 header_size_adjustment even when there is enough room for the
8968 headers.
8969 * testsuite/script_test_4.sh: New file.
8970 * testsuite/script_test_4.t: New file.
8971 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8972 (check_DATA): Add script_test_4.stdout.
8973 (MOSTLYCLEANFILES): Likewise.
8974 (script_test_4): New target.
8975 (script_test_4.stdout): New target.
8976 * testsuite/Makefile.in: Rebuild.
8977
4f2a9edd
ILT		 8978 * sparc.cc: Add definitions for Output_data_plt_sparc class
8979 constants.
8980
f5314dd5
DM		 89812008-04-14 David S. Miller <davem@davemloft.net>
8982
8983 * sparc.cc: New file.
8984 * Makefile.am (TARGETSOURCES): Add sparc.cc
8985 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8986 * configure.tgt: Document targ_extra_size and
8987 targ_extra_big_endian. Add entries for sparc-* and
8988 sparc64-*.
8989 * configure.ac: Handle targ_extra_size and
8990 targ_extra_big_endian.
8991 * Makefile.in: Rebuild.
8992 * configure: Likewise.
8993 * po/POTFILES.in: Likewise.
8994 * po/gold.pot: Likewise.
8995
154e0e9a
ILT		 89962008-04-14 Ian Lance Taylor <iant@google.com>
8997
8998 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8999 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9000 in the name/type/flags to section mapping. Don't call
9001 allocate_output_section.
9002 (Layout::choose_output_section): Change parameter from adjust_name
9003 to is_input_section. Don't permit input sections after sections
9004 are attached to segments. Don't call allocate_output_section.
9005 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9006 not write_enable_output_section.
9007 (Layout::make_output_section): Don't push to
9008 unattached_section_list_ nor call attach_to_segment. Call
9009 attach_section_to_segment if sections are attached.
9010 (Layout::attach_sections_to_segments): New function.
9011 (Layout::attach_section_to_segment): New function.
9012 (Layout::attach_allocated_section_to_segment): Rename from
9013 attach_to_segment. Remove flags parameter.
9014 (Layout::allocate_output_section): Remove function.
9015 (Layout::write_enable_output_section): Remove function.
9016 * layout.h (class Layout): Update for above changes. Add new
9017 field sections_are_attached_.
9018 * output.h (Output_section::update_flags_for_input_section): New
9019 function.
9020 * output.cc (Output_section::add_input_section): Call
9021 update_flags_for_input_section.
9022 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9023
009a67a2
CC		 90242008-04-11 Cary Coutant <ccoutant@google.com>
9025
9026 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9027 thought unnecessary.
9028 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9029
759b1a24
ILT		 90302008-04-11 Ian Lance Taylor <iant@google.com>
9031
9032 * output.h (class Output_section_data): Remove inline definition
9033 of set_addralign.
9034 * output.cc (Output_section_data::set_addralign): New function.
9035
c2b45e22
CC		 90362008-04-11 Cary Coutant <ccoutant@google.com>
9037
9038 Add support for TLS descriptors for i386 and x86_64.
9039 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9040 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9041 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9042 GOT_TYPE_TLS_DESC.
9043 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9044 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9045 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9046 relocations.
9047 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9048 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9049 Fix problem with initial-exec relocations.
9050 (Target_i386::Relocate::relocate_tls): Likewise.
9051 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9052 relaxation.
9053 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9054 support for section-plus-offset dynamic table entries.
9055 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9056 (Output_data_dynamic::Dynamic_entry): Add support for
9057 section-plus-offset dynamic table entries.
9058 (Output_data_dynamic::Classification): Likewise.
9059 (Output_data_dynamic::classification_): Renamed offset_.
9060 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9061 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9062 (Target_x86_64::make_plt_section): New function.
9063 (Target_x86_64::reserve_tlsdesc_entries): New function.
9064 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9065 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9066 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9067 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9068 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9069 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9070 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9071 add extra PLT entry for TLS descriptors.
9072 (Output_data_plt_x86_64::got_): New field.
9073 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9074 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9075 fields.
9076 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9077 descriptors.
9078 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9079 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9080 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9081 R_386_TLS_DESC_CALL relocations.
9082 (Target_x86_64::Scan::global): Likewise.
9083 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9084 for TLS descriptors.
9085 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9086 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9087 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9088 GD-to-IE relaxation.
9089 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9090 and TLS_DESCRIPTORS.
9091 * Makefile.in: Rebuild.
9092 * configure: Rebuild.
9093 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9094 (tls_test_shared2.so): New target.
9095 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9096 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9097 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9098 (tls_shared_gd_to_ie_test_LDADD): New variable.
9099 (tls_shared_gnu2_gd_to_ie_test): New target.
9100 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9101 New targets.
9102 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9103 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9104 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9105 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9106 (tls_shared_gnu2_test): New target.
9107 (tls_test_gnu2_shared.so): New target.
9108 (tls_shared_gnu2_test_SOURCES): New variable.
9109 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9110 (tls_shared_gnu2_test_LDFLAGS): New variable.
9111 (tls_shared_gnu2_test_LDADD): New variable.
9112 * testsuite/Makefile.in: Rebuild.
9113 * testsuite/Makefile.
9114
83bfb6b7
ILT		 91152008-04-11 Ian Lance Taylor <iant@google.com>
9116
9117 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9118 justsyms.t.
9119 * testsuite/Makefile.in: Rebuild.
9120
9121 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9122 long.
9123 * testsuite/script_test_2.cc (main): Adjust test.
9124
706e1f5e
ILT		 91252008-04-11 David S. Miller <davem@davemloft.net>
9126 Ian Lance Taylor <iant@google.com>
9127
9128 * options.h (General_options): Add entries for '-Y' and
9129 '-relax'.
9130 * options.cc (General_options:finalize): If -Y was used, add those
9131 entries to the library path instead of the default "/lib" and
9132 "/usr/lib".
9133
7c98e6bb
DM		 91342008-04-11 David S. Miller <davem@davemloft.net>
9135
9136 * testsuite/justsyms.t: Start at 0x100.
9137 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9138 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9139 long.
9140 * testsuite/script_test_2.cc: Adjust string and section length
9141 checks.
7c98e6bb 9142
99a37bfd
ILT		 91432008-04-09 Ian Lance Taylor <iant@google.com>
9144
2cefc357
ILT		 9145 PR gold/5996
9146 * script-sections.cc (Sections_element::allocate_to_segment): Add
9147 orphan parameter.
9148 (Output_section_definition::allocate_to_segment): Likewise.
9149 (Orphan_output_section::allocate_to_segment): Likewise.
9150 (Script_sections::attach_sections_using_phdrs_clause): Don't
9151 propagate non-PT_LOAD segments to orphan sections.
9152 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9153 readelf rather than objdump.
9154 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9155 .interp section and PT_INTERP segment are the same size.
9156 * testsuite/Makefile.in: Rebuild.
9157
99a37bfd
ILT		 9158 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9159 aliases for symbols defined in the same object.
9160 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9161 (weak_alias_test_SOURCES): New variable.
9162 (weak_alias_test_DEPENDENCIES): New variable.
9163 (weak_alias_test_LDFLAGS): New variable.
9164 (weak_alias_test_LDADD): New variable.
9165 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9166 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9167 (weak_alias_test_3.o): New target.
9168 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9169 * testsuite/weak_alias_test_main.cc: New file.
9170 * testsuite/weak_alias_test_1.cc: New file.
9171 * testsuite/weak_alias_test_2.cc: New file.
9172 * testsuite/weak_alias_test_3.cc: New file.
9173
780e49c5
ILT		 91742008-04-08 Ian Lance Taylor <iant@google.com>
9175
cdb0b8f5
ILT		 9176 * options.h (class General_options): Add --noinhibit-exec option.
9177 * main.cc (main): Check --noinhibit-exec.
9178
0864d551
ILT		 9179 * options.h (class General_options): Define --wrap as a special
9180 option. Add wrap_symbols_ field.
9181 (General_options::any_wrap_symbols): New function.
9182 (General_options::is_wrap_symbol): New function.
9183 * options.cc (General_options::parse_wrap): New function.
9184 (General_options::General_options): Initialize wrap_symbols_.
9185 * symtab.cc (Symbol_table::wrap_symbol): New function.
9186 (Symbol_table::add_from_object): Handle --wrap.
9187 * symtab.h (class Symbol_table): Declare wrap_symbol.
9188 * target.h (Target::wrap_char): New function.
9189 (Target::Target_info): Add wrap_char field.
9190 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9191 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9192 * testsuite/testfile.cc (Target_test::test_target_info):
9193 Likewise.
9194
789aa6de
ILT		 9195 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9196 there is one.
9197
2c38906f
ILT		 9198 * layout.h (class Layout): Add added_eh_frame_data_ field.
9199 * layout.cc (Layout::Layout): Initialize new field.
9200 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9201 output section until we find a section we merged successfully.
9202 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9203 that the size be non-zero.
9204
780e49c5
ILT		 9205 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9206 qualifier.
9207
7fcd0256
ILT		 92082008-04-08 Craig Silverstein <csilvers@google.com>
9209
9210 * configure.ac: Export new conditional variable HAVE_ZLIB.
9211 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9212 on HAVE_ZLIB.
9213 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9214 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9215
6835af53
ILT		 92162008-04-07 Ian Lance Taylor <iant@google.com>
9217
e24f324c
ILT		 9218 * version.cc (version_string): Set to "1.5".
9219
a036edd8
ILT		 9220 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9221 Add issued_non_pic_error_ field. Declare check_non_pic.
9222 (Target_x86_64::Scan::check_non_pic): New function.
9223 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9224 (Target_x86_64::Scan::global): Likewise.
9225
624f8810
ILT		 9226 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9227 addend parameter. Change caller. Handle merge sections.
9228 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9229 Address to Addend. Don't add in the result of
9230 local_section_offset, pass down the addend and use the returned
9231 value.
9232 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9233 Update declarations of local_section_offset and symbol_value.
9234 * testsuite/two_file_test_1.cc (t18): New function.
9235 * testsuite/two_file_test_2.cc (f18): New function.
9236 * testsuite/two_file_test_main.cc (main): Call t18.
9237 * testsuite/two_file_test.h (t18, f18): Declare.
9238
6835af53
ILT		 9239 * configure.ac: Don't test for objdump, c++filt, or readelf.
9240 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9241 conditionals.
9242 (TEST_READELF): New variable.
9243 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9244 (check_PROGRAMS): Add two_file_strip_test.
9245 (two_file_strip_test): New target.
9246 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9247 (two_file_same_shared_strip_test_SOURCES): New variable.
9248 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9249 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9250 (two_file_same_shared_strip_test_LDADD): New variable.
9251 (two_file_shared_strip.so): New target.
9252 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9253 (ver_test_5.syms, ver_test_7.syms): Likewise.
9254 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9255 (strip_test_3.stdout): Use TEST_OBJDUMP.
9256 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9257
86925eef
CC		 92582008-04-04 Cary Coutant <ccoutant@google.com>
9259
9260 * symtab.h (Symbol::is_weak_undefined): New function.
9261 (Symbol::is_strong_undefined): New function.
9262 (Symbol::is_absolute): New function.
9263 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9264 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9265 absolute symbols.
9266 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9267 (weak_undef_test): New target.
9268 * testsuite/Makefile.in: Rebuild.
9269 * testsuite/weak_undef_file1.cc: New file.
9270 * testsuite/weak_undef_file2.cc: New file.
9271 * testsuite/weak_undef_test.cc: New file.
9272
126f3ece
ILT		 92732008-04-03 Craig Silverstein <csilvers@google.com>
9274
9275 * compressed_output.h (class Output_compressed_section): Use
9276 unsigned buffer.
9277 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9278 add zlib header.
9279 (zlib_compressed_suffix): Removed.
9280 (Output_compressed_section::set_final_data_size): Use unsigned
9281 buffers.
9282 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9283 Fix linker invocation.
9284 (flagstest_o_specialfile_and_compress_debug_sections):
9285 Likewise.
9286 * testsuite/Makefile.in: Regenerated.
9287
deae2a14
DM		 92882008-04-02 David S. Miller <davem@davemloft.net>
9289
9290 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9291 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9292
70752818
ILT		 92932008-04-02 Craig Silverstein <csilvers@google.com>
9294
9295 * TODO: New file.
9296
39d0cb0e
ILT		 92972008-04-02 Ian Lance Taylor <iant@google.com>
9298
9299 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9300 parameters. Update for new key type to views_. Change all
9301 callers.
9302 (File_read::read): Adjust for byteshift in returned view.
9303 (File_read::add_view): New function, broken out of
9304 find_and_make_view.
9305 (File_read::make_view): New function, broken out of
9306 find_and_make_view.
9307 (File_read::find_or_make_view): Add offset and aligned
9308 parameters. Rewrite accordingly. Change all callers.
9309 (File_read::get_view): Add offset and aligned parameters. Adjust
9310 for byteshift in return value.
9311 (File_read::get_lasting_view): Likewise.
9312 * fileread.h (class File_read): Update declarations.
9313 (class File_read::View): Add byteshift_ field. Add byteshift to
9314 constructor. Add byteshift method.
9315 * archive.h (Archive::clear_uncached_views): New function.
9316 (Archive::get_view): Add aligned parameter. Change all callers.
9317 * object.h (Object::get_view): Add aligned parameter. Change all
9318 callers.
9319 (Object::get_lasting_view): Likewise.
9320
9321 * fileread.cc (File_read::release): Don't call clear_views if
9322 there are multiple objects.
9323 * fileread.h (File_read::clear_uncached_views): New function.
9324 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9325 on the archive.
9326
a1207466
CC		 93272008-03-31 Cary Coutant <ccoutant@google.com>
9328
9329 Add thin archive support.
9330 * archive.cc (Archive::armagt): New const.
9331 (Archive::setup): Remove task parameter and calls to unlock.
9332 (Archive::unlock_nested_archives): New function.
9333 (Archive::read_header): Add nested_off parameter. Change
9334 all callers.
9335 (Archive::interpret_header): Likewise.
9336 (Archive::include_all_members): Change to handle thin
9337 archives.
9338 (Archive::include_member): Likewise.
9339 * archive.h (Archive::Archive): Add new parameters and
9340 initializers.
9341 (Archive::armagt): New const.
9342 (Archive::setup): Remove task parameter.
9343 (Archive::unlock_nested_archives): New function.
9344 (Archive::read_header): Add nested_off parameter.
9345 (Archive::interpret_header): Likewise.
9346 (Archive::Nested_archive_table): New typedef.
9347 (Archive::is_thin_archive_): New field.
9348 (Archive::nested_archives_): New field.
9349 (Archive::options_): New field.
9350 (Archive::dirpath_): New field.
9351 (Archive::task_): New field.
9352 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9353 for thin archives. Pass additional parameters to
9354 Archive::Archive. Unlock the archive file after calling
9355 Archive::setup.
cd536b21 9356
479f6503
ILT		 93572008-03-29 Ian Lance Taylor <iant@google.com>
9358
686c8caf
ILT		 9359 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9360 version symbol to be local.
9361 * testsuite/ver_test_4.sh: New file.
9362 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9363 (check_DATA): Add ver_test_4.syms.
9364 (ver_test_4.syms): New target.
9365 * testsuite/Makefile.in: Rebuild.
9366
ab794b6b
ILT		 9367 * output.cc
9368 (Output_section::Input_section_sort_entry::has_priority): New
9369 function.
9370 (Output_section::Input_section_sort_entry::match_file_name): New
9371 function.
9372 (Output_section::Input_section_sort_entry::match_section_name):
9373 Remove.
9374 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9375 Remove.
9376 (Output_section::Input_section_sort_entry::match_section_file):
9377 Remove.
9378 (Output_section::Input_section_sort_compare::operator()): Rewrite
9379 using new Input_section_sort_entry functions. Sort crtbegin and
9380 crtend first. Sort sections with no priority before sections with
9381 a priority.
9382 * testsuite/initpri1.c (d3): Check j != 4.
9383 (cd5): New constructor/destructor function.
9384 (main): Check j != 2.
9385
479f6503
ILT		 9386 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9387 new symbol when resolving, don't call set_is_default.
9388 * testsuite/ver_test_7.cc: New file.
9389 * testsuite/ver_test_7.sh: New file.
9390 * testsuite/Makefile.am (ver_test_7.so): New target.
9391 (ver_test_7.o): New target.
9392 (check_SCRIPTS): Add ver_test_7.sh.
9393 (check_DATA): Add ver_test_7.syms.
9394 (ver_test_7.syms): New target.
9395
2fd32231
ILT		 93962008-03-28 Ian Lance Taylor <iant@google.com>
9397
9398 * layout.cc (Layout::layout): If we see an input section with a
9399 name that needs sorting, set the must_sort flag for the output
9400 section.
9401 (Layout::make_output_section): If the name of the output section
9402 indicates that it might require sorting, set the may_sort flag.
9403 * output.h (Output_section::may_sort_attached_input_sections): New
9404 function.
9405 (Output_section::set_may_sort_attached_input_sections): New
9406 function.
9407 (Output_section::must_sort_attached_input_sections): New
9408 function.
9409 (Output_section::set_must_sort_attached_input_sections): New
9410 function.
9411 (class Output_section): Declare Input_section_sort_entry. Define
9412 Input_section_sort_compare. Declare
9413 sort_attached_input_sections. Add new fields:
9414 may_sort_attached_input_sections_,
9415 must_sort_attached_input_sections_,
9416 attached_input_sections_are_sorted_.
9417 * output.cc (Output_section::Output_section): Initialize new
9418 fields.
9419 (Output_section::add_input_section): Add an entry to
9420 input_sections_ if may_sort or must_sort are true.
9421 (Output_section::set_final_data_size): Call
9422 sort_attached_input_sections if necessary.
9423 (Output_section::Input_section_sort_entry): Define new class.
9424 (Output_section::Input_section_sort_compare::operator()): New
9425 function.
9426 (Output_section::sort_attached_input_sections): New function.
9427 * configure.ac: Check whether the compiler supports constructor
9428 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9429 * testsuite/initpri1.c: New file.
9430 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9431 CONSTRUCTOR_PRIORITY.
9432 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9433 (initpri1_LDFLAGS): New variable.
9434 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9435
18e6b24e
ILT		 94362008-03-27 Ian Lance Taylor <iant@google.com>
9437
49bdd526
ILT		 9438 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9439 * testsuite/common_test_1.c: New file.
9440 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9441 (common_test_1_SOURCES): New variable.
9442 (common_test_1_DEPENDENCIES): New variable.
9443 (common_test_1_LDFLAGS): New variable.
9444
18e6b24e
ILT		 9445 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9446 and commons_ correctly when NAME/VERSION does not override
9447 NAME/NULL.
9448 * testsuite/ver_test_6.c: New file.
9449 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9450 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9451 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9452
04bf7072
ILT		 94532008-03-26 Ian Lance Taylor <iant@google.com>
9454
5871526f
ILT		 9455 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9456 of an undefined symbol from a version script.
9457 * testsuite/Makefile.am (ver_test_5.so): New target.
9458 (ver_test_5.o): New target.
9459 (check_SCRIPTS): Add ver_test_5.sh.
9460 (check_DATA): Add ver_test_5.syms.
9461 (ver_test_5.syms): New target.
9462 * testsuite/ver_test_5.cc: New file.
9463 * testsuite/ver_test_5.script: New file.
9464 * testsuite/ver_test_5.sh: New file.
9465 * Makefile.in, testsuite/Makefile.in: Rebuild.
9466
04bf7072
ILT		 9467 PR gold/5986
9468 Fix problems building gold with gcc 4.3.0.
9469 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9470 (gold_error_at_location, gold_warning_at_location): Use it.
9471 * configure.ac: Check whether we can compile and use a template
9472 function with a printf attribute.
9473 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9474 when jumping over bytes.
9475 * object.cc: Instantiate Object::read_section_data.
9476 * debug.h: Include <cstring>
9477 * dwarf_reader.cc: Include <algorithm>
9478 * main.cc: Include <cstring>.
9479 * options.cc: Include <cstring>.
9480 * output.cc: Include <cstring>.
9481 * script.cc: Include <cstring>.
9482 * script.h: Include <string>.
9483 * symtab.cc: Include <cstring> and <algorithm>.
9484 * target-select.cc: Include <cstring>.
9485 * version.cc: Include <string>.
9486 * testsuite/testmain.cc: Include <cstdlib>.
9487 * configure, config.in: Rebuild.
9488
874c5b28
ILT		 94892008-03-25 Ian Lance Taylor <iant@google.com>
9490
819d6c3a
ILT		 9491 * options.cc: Include "../bfd/bfdver.h".
9492 (options::help): Print bug reporting address.
9493
f4b2c6f5
ILT		 9494 * version.cc (print_version): Adjust output for current value of
9495 BFD_VERSION_STRING.
9496
9497 * NEWS: New file.
9498
e96caa79
ILT		 9499 * options.cc (options::help): Print list of supported targets.
9500 * target-select.h: Include <vector>.
9501 (class Target_selector): Make machine_, size_, and is_big_endian_
9502 fields const. Add bfd_name_ and instantiated_target_ fields.
9503 (Target_selector::Target_selector): Add bfd_name parameter.
9504 (Target_selector::recognize): Make non-virtual, call
9505 do_recognize.
9506 (Target_selector::recognize_by_name): Make non-virtual, call
9507 do_recognize_by_name.
9508 (Target_selector::supported_names): New function.
9509 (Target_selector::bfd_name): New function.
9510 (Target_selector::do_instantiate_target): New pure virtual
9511 function.
9512 (Target_selector::do_recognize): New virtual function.
9513 (Target_selector::do_recognize_by_name): New virtual function.
9514 (Target_selector::instantiate_target): New private function.
9515 (supported_target_names): Declare.
9516 * target-select.cc (Target_selector::Target_selector): Update for
9517 new parameter and fields.
9518 (select_target_by_name): Check that the name matches before
9519 calling recognize_by_name.
9520 (supported_target_names): New function.
9521 * i386.cc (class Target_selector_i386): Update Target_selector
9522 constructor call. Remove recognize and recognize_by_name. Add
9523 do_instantiate_target.
9524 * x86_64.cc (class Target_selector_x86_64): Likewise.
9525 * testsuite/testfile.cc (class Target_selector_test): Update for
9526 changes to Target_selector.
9527
874c5b28
ILT		 9528 * README: Rewrite, with some notes on unsupported features.
9529
0a65a3a7
CC		 95302008-03-24 Cary Coutant <ccoutant@google.com>
9531
9532 * i386.cc (Target_i386::Got_type): New enum declaration.
9533 (Target_i386::Scan::local): Updated callers of Output_data_got
9534 member functions.
9535 (Target_i386::Scan::global): Likewise.
9536 (Target_i386::Relocate::relocate): Likewise.
9537 (Target_i386::Relocate::relocate_tls): Likewise.
9538 * object.h (Got_offset_list): New class.
9539 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9540 (Sized_relobj::local_got_offset): Likewise.
9541 (Sized_relobj::set_local_got_offset): Likewise.
9542 (Sized_relobj::local_has_tls_got_offset): Removed.
9543 (Sized_relobj::local_tls_got_offset): Removed.
9544 (Sized_relobj::set_local_tls_got_offset): Removed.
9545 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9546 * output.cc (Output_data_got::add_global): Added got_type parameter.
9547 (Output_data_got::add_global_with_rel): Likewise.
9548 (Output_data_got::add_global_with_rela): Likewise.
9549 (Output_data_got::add_global_pair_with_rel): New function.
9550 (Output_data_got::add_global_pair_with_rela): New function.
9551 (Output_data_got::add_local): Added got_type parameter.
9552 (Output_data_got::add_local_with_rel): Likewise.
9553 (Output_data_got::add_local_with_rela): Likewise.
9554 (Output_data_got::add_local_pair_with_rel): New function.
9555 (Output_data_got::add_local_pair_with_rela): New function.
9556 (Output_data_got::add_global_tls): Removed.
9557 (Output_data_got::add_global_tls_with_rel): Removed.
9558 (Output_data_got::add_global_tls_with_rela): Removed.
9559 (Output_data_got::add_local_tls): Removed.
9560 (Output_data_got::add_local_tls_with_rel): Removed.
9561 (Output_data_got::add_local_tls_with_rela): Removed.
9562 * output.h (Output_data_got::add_global): Added got_type parameter.
9563 (Output_data_got::add_global_with_rel): Likewise.
9564 (Output_data_got::add_global_with_rela): Likewise.
9565 (Output_data_got::add_global_pair_with_rel): New function.
9566 (Output_data_got::add_global_pair_with_rela): New function.
9567 (Output_data_got::add_local): Added got_type parameter.
9568 (Output_data_got::add_local_with_rel): Likewise.
9569 (Output_data_got::add_local_with_rela): Likewise.
9570 (Output_data_got::add_local_pair_with_rel): New function.
9571 (Output_data_got::add_local_pair_with_rela): New function.
9572 (Output_data_got::add_global_tls): Removed.
9573 (Output_data_got::add_global_tls_with_rel): Removed.
9574 (Output_data_got::add_global_tls_with_rela): Removed.
9575 (Output_data_got::add_local_tls): Removed.
9576 (Output_data_got::add_local_tls_with_rel): Removed.
9577 (Output_data_got::add_local_tls_with_rela): Removed.
9578 * resolve.cc (Symbol::override_base_with_special): Removed
9579 reference to has_got_offset_ field.
9580 * symtab.cc (Symbol::init_fields): Replaced initialization
9581 of got_offset_ with got_offsets_. Removed initialization
9582 of has_got_offset_
53fcba31 9583 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9584 (Symbol::got_offset): Likewise.
9585 (Symbol::set_got_offset): Likewise.
9586 (Symbol::has_tls_got_offset): Removed.
9587 (Symbol::tls_got_offset): Removed.
9588 (Symbol::set_tls_got_offset): Removed.
9589 (Symbol::got_offset_): Removed.
9590 (Symbol::tls_mod_got_offset_): Removed.
9591 (Symbol::tls_pair_got_offset_): Removed.
9592 (Symbol::got_offsets_): New field.
9593 (Symbol::has_got_offset): Removed.
9594 (Symbol::has_tls_mod_got_offset): Removed.
9595 (Symbol::has_tls_pair_got_offset): Removed.
9596 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9597 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9598 member functions.
9599 (Target_x86_64::Scan::global): Likewise.
9600 (Target_x86_64::Relocate::relocate): Likewise.
9601 (Target_x86_64::Relocate::relocate_tls): Likewise.
9602
bd52eafb
BE		 96032008-03-25 Ben Elliston <bje@au.ibm.com>
9604
9605 * yyscript.y: Fix spelling error in comment.
9606
8b105e34
ILT		 96072008-03-24 Ian Lance Taylor <iant@google.com>
9608
8ed814a9
ILT		 9609 * options.h (class General_options): Define build_id option.
9610 * layout.h (class Layout): Declare write_build_id, create_note,
9611 create_build_id. Add build_id_note_ member.
9612 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9613 "libiberty.h", "md5.h", "sha1.h".
9614 (Layout::Layout): Initialize eh_frame_data_,
9615 eh_frame_hdr_section_, and build_id_note_.
9616 (Layout::finalize): Call create_build_id.
9617 (Layout::create_note): New function, broken out of
9618 Layout::create_gold_note.
9619 (Layout::create_gold_note): Call create_note.
9620 (Layout::create_build_id): New function.
9621 (Layout::write_build_id): New function.
9622 (Close_task_runner::run): Call write_build_id.
9623
8b105e34
ILT		 9624 * x86_64.cc: Correct license to GPLv3.
9625
086a1841
ILT		 96262008-03-23 Ian Lance Taylor <iant@google.com>
9627
9628 * options.cc: Include "demangle.h".
9629 (parse_optional_string): New function.
9630 (parse_long_option): Handle takes_optional_argument.
9631 (parse_short_option): Update dash_z initializer. Handle
9632 takes_optional_argument.
9633 (General_options::General_options): Initialize do_demangle_.
9634 (General_options::finalize): Set do_demangle_. Handle demangling
9635 style.
9636 * options.h (parse_optional_string): Declare.
9637 (struct One_option): Add optional_arg field. Update constructor.
9638 Update call constructor calls. Add takes_optional_argument
9639 function.
9640 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9641 (DEFINE_optional_string): Define.
9642 (General_options::demangle): Change from DEFINE_bool to
9643 DEFINE_optional_string.
9644 (General_options::no_demangle): New function.
9645 (General_options::do_demangle): New function.
9646 (General_options::set_do_demangle): New function.
9647 (General_options::execstack_status_): Move definition to end of
9648 class definition.
9649 (General_options::static_): Likewise.
9650 (General_options::do_demangle_): New field.
9651 * object.cc (big_endian>::get_symbol_location_info): Call
9652 Options::do_demangle, not Options::demangle.
9653 * symtab.cc (demangle): Likewise.
9654
cbb93e63
ILT		 96552008-03-22 Ian Lance Taylor <iant@google.com>
9656
9657 * gold.h: Include <cstddef> and <sys/types.h>
9658 * options.h: Include <cstring>.
9659
ec531623
ILT		 96602008-03-21 Ian Lance Taylor <iant@google.com>
9661
9662 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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