projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
* configure.tgt (mips*-*-elf): New; just like mips*-*-*, but
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
3bb951e5
ILT		 12011-01-10 Ian Lance Taylor <iant@google.com>
2
3 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4 section as relro.
5 (Layout::set_segment_offsets): Reset increase_relro before calling
6 set_section_addresses a second time.
7
0aa45fac
CC		 82011-01-04 Cary Coutant <ccoutant@google.com>
9
10 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
11 sections before NOBITS sections.
12
0db46eb4
L		 132011-01-01 H.J. Lu <hongjiu.lu@intel.com>
14
15 * version.cc (print_version): Update copyright to 2011.
16
829c9745
CC		 172010-12-23 Cary Coutant <ccoutant@google.com>
18
19 * output.h (Output_data_reloc::add_output_section): Pass OD instead
20 of OS to this->add. Add OD parameter to second form of the function.
21
7500420b
ILT		 222010-12-20 Ian Lance Taylor <iant@google.com>
23
24 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
25 second of two consecutive entries with same offset.
26
f8e9a930
RW		 272010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28
29 * testsuite/Makefile.am (ifuncmain2static_LDADD)
30 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
31 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
32 to avoid unneeded links against $(LDADD).
33 * testsuite/Makefile.in: Regenerate.
34
2fbb4320
ILT		 352010-12-15 Ian Lance Taylor <iant@google.com>
36
37 PR gold/12324
38 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
39 for R_X86_64_32 and R_X86_64_PC32.
40 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
41 ver_matching_def_pic.o.
42 (ver_matching_def_pic.o): New target.
43
fedb228d
RW		 442010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
45
46 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
47 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
48 Move definition before File_read::View member definitions.
49 (File_read::View::~View): Initialize and hold lock before
50 updating current_mapped_bytes.
51
9b547ce6
RW		 522010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
53
54 * dwarf_reader.cc: Remove outdated comment.
55 * gold-threads.cc: Fix typo in error message.
56 * archive.cc: Fix typos in comments.
57 * archive.h: Likewise.
58 * arm-reloc-property.cc: Likewise.
59 * arm-reloc-property.h: Likewise.
60 * arm-reloc.def: Likewise.
61 * arm.cc: Likewise.
62 * attributes.h: Likewise.
63 * cref.cc: Likewise.
64 * ehframe.cc: Likewise.
65 * fileread.h: Likewise.
66 * gold.h: Likewise.
67 * i386.cc: Likewise.
68 * icf.cc: Likewise.
69 * incremental.h: Likewise.
70 * int_encoding.cc: Likewise.
71 * layout.h: Likewise.
72 * main.cc: Likewise.
73 * merge.h: Likewise.
74 * object.cc: Likewise.
75 * object.h: Likewise.
76 * options.cc: Likewise.
77 * readsyms.cc: Likewise.
78 * reduced_debug_output.cc: Likewise.
79 * reloc.cc: Likewise.
80 * script-sections.cc: Likewise.
81 * sparc.cc: Likewise.
82 * symtab.h: Likewise.
83 * target-reloc.h: Likewise.
84 * target.cc: Likewise.
85 * target.h: Likewise.
86 * timer.cc: Likewise.
87 * timer.h: Likewise.
88 * x86_64.cc: Likewise.
89
83e17bd5
CC		 902010-12-09 Cary Coutant <ccoutant@google.com>
91
92 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
93 stack.
94 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
95 parameter; change all callers.
96 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
97 * options.h (warn_execstack): New option.
98
017257f8
DK		 992010-12-07 Doug Kwan <dougkwan@google.com>
100
101 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
102 like function call relocations.
103
c20cbc06
ILT		 1042010-12-07 Ian Lance Taylor <iant@google.com>
105
106 * archive.cc (Archive::get_elf_object_for_member): Permit
107 punconfigured to be NULL.
108 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
109 (Archive::include_member): Pass NULL to get_elf_object_for_member
110 if we searched for the archive and this is the first included
111 object.
112
4dbfafcc
ILT		 1132010-12-01 Ian Lance Taylor <iant@google.com>
114
115 * dwarf_reader.h (class Sized_dwarf_line_info): Add
116 track_relocs_type_ field.
117 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
118 Set track_relocs_type_.
119 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
120 contents when using RELA relocs.
121 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
122 reloc_map_.
123 * reloc.cc (Track_relocs::next_addend): New function.
124 * reloc.h (class Track_relocs): Declare next_addend.
125
e5e19edd
ILT		 1262010-12-01 Ian Lance Taylor <iant@google.com>
127
128 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
129 virtual destructor.
130
9a5ce24c
ILT		 1312010-12-01 Ian Lance Taylor <iant@google.com>
132
133 * README: Update compilers known to work and fail.
134
c7791212
NC		 1352010-11-23 Matthias Klose <doko@ubuntu.com>
136
137 * configure.in: For --enable-gold, handle value `default' instead of
138 `both*'. Always install ld as ld.bfd, install as ld if gold is
139 not the default.
140 * configure: Regenerate.
141
0ad220c9
DK		 1422010-11-18 Doug Kwan <dougkwan@google.com>
143
144 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
145 and right_alignment to be zero. Store result alignment only if it is
146 greater than existing alignment.
147
ab8056e0
CC		 1482010-11-16 Cary Coutant <ccoutant@google.com>
149
150 PR gold/12220
151 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
152 Check for ".zdebug_line".
153
fd064a5b
CC		 1542010-11-16 Doug Kwan <dougkwan@google.com>
155 Cary Coutant <ccoutant@google.com>
156
157 * output.h (Output_segment::set_section_addresses): Pass increase_relro
158 by reference; adjust all callers.
159 * output.cc (Output_segment::set_section_addresses): Adjust references
160 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
161 list is empty.
162 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
163 end at page boundary.
164
6fc6ea19
CC		 1652010-11-16 Cary Coutant <ccoutant@google.com>
166
167 PR gold/12220
168 * layout.cc (Layout::choose_output_section): Transform names of
169 compressed sections even when using a script with a SECTIONS clause.
170 (Layout::output_section_name): Remove code to transform
171 compressed debug section names.
172 * output.cc (Output_section::add_input_section): Use uncompressed
173 section size when tracking input sections.
174
95a2c8d6
RS		 1752010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
176
177 * symtab.h (Symbol::NON_PIC_REF): Remove.
178 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
179 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
180 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
181 (Symbol::use_plt_offset): Take a flags argument and pass it
182 directly to needs_dynamic_reloc. Restrict check for undefined
183 weak symbols to function calls.
184 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
185 (Target_arm::Scan::global): Use it.
186 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
187 (Target_arm::Relocate::relocate): Likewise.
188 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
189 parameter with an r_type parameter. Use get_reference_flags
190 to get the flags.
191 (Target_arm::Relocate::relocate): Update accordingly.
192 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
193 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
194 (Target_i386::Scan::global): Likewise.
195 (Target_i386::Relocate::relocate): Likewise.
196 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
197 parameter with an r_type parameter. Use get_reference_flags
198 to get the flags.
199 (Target_i386::Relocate::relocate): Update accordingly.
200 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
201 (Target_powerpc::Scan::global): Use it.
202 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
203 (Target_powerpc::Relocate::relocate): Likewise.
204 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
205 (Target_sparc::Scan::global): Use it.
206 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
207 (Target_sparc::Relocate::relocate): Likewise.
208 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
209 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
210 (Target_x86_64::Scan::global): Likewise.
211 (Target_x86_64::Relocate::relocate): Likewise.
212
f625ae50
DK		 2132010-11-08 Doug Kwan <dougkwan@google.com>
214 Cary Coutant <ccoutant@google.com>
215
216 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
217 (Arm_exidx_merge_section::section_contents_): New data member.
218 (Arm_input_section::Arm_input_section): Initialize original_contents_.
219 (Arm_input_section::~Arm_input_section): De-allocate memory.
220 (Arm_input_section::original_contents_): New data member.
221 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
222 in parameters instead of calling Object::section_contents without
223 locking.
224 (Arm_output_section::group_section): New parameter TASK. Pass it
225 to callees that need locking objects.
226 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
227 to lock EXIDX input sections. Fix a formatting issue. Call
228 Arm_exidx_merged_section::build_contents to create merged section
229 contents.
230 (Arm_output_section::create_stub_group): New parameter TASK. Use it
231 to lock object of stub table owner.
232 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
233 TEXT_SIZE to initialize data member TEXT_SIZE_.
234 (Arm_exidx_input_section::addralign): Fix typo in comment.
235 (Arm_exidx_input_section::text_size): New method.
236 (Target_arm::do_relax): New parameter TASK. Pass it to callees
237 that require locking objects. Lock objects before scanning for stubs
238 and updating local symbols.
239 (Arm_input_section<big_endian>::init): Copy contents of original
240 input section.
241 (Arm_input_section<big_endian>::do_write): Use saved contents of
242 original input section instead of calling Object::section_contents
243 without locking.
244 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
245 size without calling Object::section_size().
246 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
247 for size. Allocate a buffer for merged EXIDX entries.
248 (Arm_exidx_merged_section::build_contents): New method.
249 (Arm_exidx_merged_section::do_write): Move merge section contents
250 building code to Arm_exidx_merged_section::build_contetns. Write
251 out contetns in buffer instead of building it on the fly.
252 (Arm_relobj::make_exidx_input_section): Also pass text section size
253 to Arm_exidx_input_section constructor.
254 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
255 (Arm_dynobj::do_read_symbols): Fix memory leak.
256 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
257 * target.h: (class Task): Add forward declaration.
258 (Target::relax): Add new parameter TASK and pass it to
259 Target::do_relax().
260 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
261
5f9bcf58
CC		 2622010-11-05 Cary Coutant <ccoutant@google.com>
263
264 PR gold/10708
265 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
266 object when reading from the file.
267 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
268 second layout pass.
269 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
270 when reading section contents.
271 (get_section_contents): Likewise.
272 (icf::find_identical_sections): Likewise.
273 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
274 object when reading from the file.
275 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
276 the object when doing deferred section layout.
277
e597fa08
NC		 2782010-11-03 Nick Clifton <nickc@redhat.com>
279
280 PR gold/12001
281 * script.h (class Symbol_assignment: name): New member. Returns
282 the name of the symbol.
283 * scrfipt.cc (Script_options::is_pending_assignment): New member.
284 Returns true if the given symbol name is on the list of
285 assignments wating to be processed.
286 * archive.cc (should_incldue_member): If the symbol is undefined,
287 check to see if it is on the list of symbols pending assignment.
288
3f9a3278
ILT		 2892010-11-03 Ryan Mansfield <rmansfield@qnx.com>
290
291 * script-sections.cc (Script_sections::find_memory_region): Check
292 for a NULL output section pointer.
293
d06fb4d1
DK		 2942010-10-29 Doug Kwan <dougkwan@google.com>
295
296 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
297 Output_section::add_relaxed_input_section.
298 * output.cc (Output_section::add_relaxed_input_section): Add new
299 arguments LAYOUT and NAME. Set section order index.
300 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
301 Copy section order index.
302 * output.h (Output_section::add_relaxed_input_section): Add new
303 arguments LAYOUT and NAME.
304
90e24de5
ILT		 3052010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
306
307 * testsuite/Makefile.am: Move gcctestdir/ld rule to
308 NATIVE_OR_CROSS_LINKER.
309 * testsuite/Makefile.in: Regenerate.
310
c9484ea5
DK		 3112010-10-20 Doug Kwan <dougkwan@google.com>
312
313 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
314 without SHF_LINK_ORDER flags.
315 * layout.cc (Layout::choose_output_section): Do not filter
316 SHF_LINK_ORDER flag in a relocatable link.
317
5bc2f5be
CC		 3182010-10-17 Cary Coutant <ccoutant@google.com>
319
320 * output.h (Output_segment::set_section_addresses): Change function
321 signature. Update all callers.
322 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
323 sections.
324 (Output_segment::set_section_addresses): Align after last TLS
325 section. Add padding before last relro section instead of after.
326
0c91cf04
DK		 3272010-10-17 Doug Kwan <dougkwan@google.com>
328
329 * gold/arm.cc (Target_arm::got_section): Use correct order and set
330 GOT output section to be writable.
331
8c21d9d3
CC		 3322010-10-14 Cary Coutant <ccoutant@google.com>
333
334 * debug.h (DEBUG_INCREMENTAL): New flag.
335 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
336 * gold.cc (queue_initial_tasks): Check parameters for incremental link
337 mode.
338 * incremental.cc (report_command_line): Ignore all forms of
339 --incremental.
340 * layout.cc (Layout::Layout): Check parameters for incremental link
341 mode.
342 * options.cc (General_options::parse_incremental): New function.
343 (General_options::parse_no_incremental): New function.
344 (General_options::parse_incremental_full): New function.
345 (General_options::parse_incremental_update): New function.
346 (General_options::incremental_mode_): New data member.
347 (General_options::finalize): Check incremental_mode_.
348 * options.h (General_options): Update help text for --incremental.
349 Add --no-incremental, --incremental-full, --incremental-update.
350 (General_options::Incremental_mode): New enum type.
351 (General_options::incremental_mode): New function.
352 (General_options::incremental_mode_): New data member.
353 * parameters.cc (Parameters::incremental_mode_): New data member.
354 (Parameters::set_options): Set incremental_mode_.
355 (Parameters::set_incremental_full): New function.
356 (Parameters::incremental): New function.
357 (Parameters::incremental_update): New function.
358 (set_parameters_incremental_full): New function.
359 * parameters.h (Parameters::set_incremental_full): New function.
360 (Parameters::incremental): New function.
361 (Parameters::incremental_update): New function.
362 (Parameters::incremental_mode_): New data member.
363 (set_parameters_incremental_full): New function.
364 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
365 incremental link mode.
366 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
367 (Sized_relobj::do_relocate_sections): Likewise.
368 * testsuite/Makefile.am (incremental_test): Use --incremental-full
369 option.
370 * testsuite/Makefile.in: Regenerate.
371 * testsuite/incremental_test.sh: Filter all forms of --incremental.
372
bb32aa18 3732010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 374
375 * script-sections.h (class Script_sections): Make
376 Sections_elements typedef public.
377 * script-sections.cc (class Sort_output_sections): Add elements_
378 field. Add constructor which sets it; change all callers.
379 (Sort_output_sections::is_before): New function.
380 (Sort_output_sections::operator()): Call is_before.
381 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
382 conditional.
383 * testsuite/script_test_10.sh: New test. Test script section
384 order.
385 * testsuite/script_test_10.t: Likewise.
386 * testsuite/script_test_10.s: Likewise.
387 * testsuite/Makefile.am: Wrap the cross linker tests and the
388 common tests into NATIVE_OR_CROSS_LINKER.
389 (check_SCRIPTS): Add script_test_10.sh.
390 (check_DATA): Add script_test_10.stdout.
391 (script_test_10.o, script_test_10): New targets.
392 (script_test_10.stdout): New target.
393 * configure, testsuite/Makefile.in: Regenerate.
394
3cef7179
ILT		 3952010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
396
397 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
398 error for the deprecated relocations.
399 (Target_arm::Scan::global): Likewise.
400 (Target_arm::Relocate::relocate): Likewise.
401
7411e9a8
RS		 4022010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
403
404 * fileread.cc (Input_file::find_file): Initialize *found_name
405 and *namep when using the fallback search for case 4.
406
6a9da32a
CC		 4072010-10-11 Cary Coutant <ccoutant@google.com>
408
409 * options.h (class General_options): Redefine -z lazy as an alias for
410 the negation of -z now.
411
ac897c20
ILT		 4122010-10-11 Ian Lance Taylor <iant@google.com>
413
414 * resolve.cc (symbol_to_bits): Report the value of the unsupported
415 binding.
416
ea5cae92
NC		 4172010-10-06 Nick Clifton <nickc@redhat.com>
418
419 * script-sections.cc(class Memory_region): Remove
420 current_lma_offset_ field. Rename current_vma_offset_ to
421 current_offset_. Add last_section_ field.
422 (Memory_region::get_current_vma_address): Rename to
423 get_current_address.
424 (Memory_region::get_current_lma_address): Delete.
425 (Memory_region::increment_vma_offset): Rename to
426 increment_offset.
427 (Memory_region::increment_lma_offset): Delete.
428 (Memory_region::attributes_compatible): New method. Returns
429 true if the provided section is compatible with the region.
430 (Memory_region::get_last_section): New method. Returns the last
431 section to use the region.
432 (Memory_region::set_last_section): New method. Stores the last
433 section to use the region.
434 (Script_sections::block_in_region): New method. Returns true if
435 a block of memory is contained within a region.
436 (Script_sections::find_memory_region): New method. Locates a
437 memory region to be used to set a VMA or LMA address.
438 (Output_section_definition::set_section_addresses): Add code to
439 check for addresses set by memory regions.
440 (Output_segment::set_section_addresses): Remove memory region
441 walking code.
442 (Script_sections::create_segment): Add a warning if a header
443 segment is created outside of any region.
444 * script-sections.h (class Script_sections): Add prototypes for
445 find_memory_region and block_in_region methods.
446 * testsuite/memory_test.s: Use .long instead of .word.
447 * testsuite/memory_test.t: Add some more output sections.
448 * testsuite/memory_test.sh: Update expected output.
449
a9bfd952
DK		 4502010-10-02 Doug Kwan <dougkwan@google.com>
451
452 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
453 defintion to symtab.h
454 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
455 declaration to defintion.
456
bacff3ab
NC		 4572010-10-01 Nick Clifton <nickc@redhat.com>
458
459 * expression.cc (eval): Replace dummy argument with NULL.
460 (eval_maybe_dot): Check for a NULL result section pointer.
461 (Symbol_expression::value): Likewise.
462 (Dot_expression::value): Likewise.
463 (BINARY_EXPRESSION): Likewise.
464 (Max_expression::value): Likewise.
465 (Min_expression::value): Likewise.
466 (Absolute_expression::value): Likewise.
467 (Addr_expression::value_from_output_section): Likewise.
468 (Loaddddr_expression::value_from_output_section): Likewise.
469 (Segment_start_expression::value): Likewise.
470 * script-sections.cc
471 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
472 argument with NULL.
473 (Sections_elememt_dot_assignment::set_section_addresses):
474 Likewise.
475 (Output_data_expression::do_write_to_buffer): Likewise.
476 (Output_section_definition::finalize_symbols): Likewise.
477 (Output_section_definition::set_section_addresses): Likewise.
478
f81bc8b5
DK		 4792010-09-30 Doug Kwan <dougkwan@google.com>
480
481 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
482
c95e9f27
ST		 4832010-09-28 Sriraman Tallam <tmsriram@google.com>
484
485 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 486 function.
c95e9f27
ST		 487 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
488 virtual function.
489 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
490 virtual function.
491 * icf.cc (get_section_contents): Inline merge sections only when
492 target allows it.
493
3cac54d2
RW		 4942010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
495
496 * configure: Regenerate.
497
2904037a
ILT		 4982010-09-17 Ian Lance Taylor <iant@google.com>
499
500 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 501 * testsuite/Makefile.am (memory_test.o): New target.
502 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
503 memory_test.t.
504 * testsuite/Makefile.in: Rebuild.
2904037a 505
bca7fb63
DK		 5062010-09-17 Doug Kwan <dougkwan@google.com>
507
508 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
509 defintion if relocation uses GOT entries of the symbol.
510 * testsuite/icf_safe_test.sh: Fix test.
511 * testsuite/icf_safe_so_test.sh: Fix test.
512
4ef28648
CC		 5132010-09-16 Cary Coutant <ccoutant@google.com>
514
515 * script_sections.cc (class Memory_region): Remove "NULL" from
516 vector initializations.
517
793990de
CC		 5182010-09-15 Cary Coutant <ccoutant@google.com>
519
520 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
521 Resolve forwarding symbols.
522
81e015e2
DK		 5232010-09-15 Doug Kwan <dougkwan@google.com>
524
525 * gold/testsuite/script_test_3.t: Add ARM special sections.
526 * gold/testsuite/script_test_4.t: Same.
527 * gold/testsuite/script_test_5.t: Same.
528 * gold/testsuite/script_test_6.t: Same.
529 * gold/testsuite/script_test_7.t: Same.
530 * gold/testsuite/script_test_7.t: Same.
531 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
532
36171d64
CC		 5332010-09-14 Cary Coutant <ccoutant@google.com>
534
535 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
536 (Target_x86_64::Relocate::relocate_tls): Replace check for
537 saw_tls_block_reloc_ with test for executable section.
538
d89051bd
CC		 5392010-09-12 Cary Coutant <ccoutant@google.com>
540
541 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
542 position-independent executables to shared libraries need dynamic
543 relocations.
544 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
545 position-independent executables.
546 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
547 * testsuite/Makefile.in: Regenerate.
548
fca41f0f
NC		 5492010-09-10 Nick Clifton <nickc@redhat.com>
550
551 PR gold/11997
552 * testsuite/memory_test.t: Discard any sections that are not
553 needed.
554
6695e4b3
L		 5552010-09-09 H.J. Lu <hongjiu.lu@intel.com>
556
557 PR gold/11996
558 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
559 "This::" to work around a bug in gcc 4.2.
560
561 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
562
0f72bf6f
RÁE		 5632010-09-09 Rafael Espindola <espindola@google.com>
564
565 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
566 sections with different PF_X flags in the same segment.
567 (Layout::find_first_load_seg): Search all segments to find the first
568 one.
569 * options.h (rosegment): New.
570
5712010-09-08 Rafael Espindola <espindola@google.com>
a6577478 572
05a79166 573 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 574
aa98ff75
DK		 5752010-09-08 Doug Kwan <dougkwan@google.com>
576
577 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
578 (Arm_relobj::do_relocate_sections): Add new parameter for output
579 file to match the parent.
580 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
581 of local symbols instead of input values. Update code to track
582 changes in gold::relocate_section.
583 * object.cc (Sized_relobj::compute_final_local_value): New methods.
584 (Sized_relobj::compute_final_local_value_internal): New methods.
585 (Sized_relobj::do_finalize_local_symbols): Move code from loop
586 body into private version of Sized_relobj::compute_final_local_value.
587 Call the inline method.
588 * object.h (Symbol_value::Symbol_value): Define destructor. Free
589 merged symbol value if there is one.
590 (Symbol_value::has_output_value): New method defintiion.
591 (Sized_relobj::Compute_final_local_value_status): New enum type.
592 (Sized_relobj::compute_final_local_value): New methods.
593 (Sized_relobj::compute_final_local_value_internal): New methods.
594 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
595 and arm_cortex_a8.sh.
596 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
597 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
598 New tests.
599 * Makefile.in: Regenerate.
600 * testsuite/arm_bl_out_of_range.s: Update test.
601 * testsuite/thumb_bl_out_of_range.s: Ditto.
602 * testsuite/thumb_blx_out_of_range.s: Ditto.
603 * testsuite/arm_branch_out_of_range.sh: New file.
604 * testsuite/arm_cortex_a8.sh: Ditto.
605 * testsuite/arm_cortex_a8_b.s: Ditto.
606 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
607 * testsuite/arm_cortex_a8_b_local.s: Ditto.
608 * testsuite/arm_cortex_a8_bl.s: Ditto.
609 * testsuite/arm_cortex_a8_blx.s: Ditto.
610 * testsuite/arm_cortex_a8_local.s: Ditto.
611 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
612 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
613
05a79166
L		 6142010-09-08 Rafael Espindola <espindola@google.com>
615
616 * Makefile.am (memory_test.stdout): Run readelf with -W.
617 * Makefile.in: Regenerate.
618 * testsuite/memory_test.sh: Make the regexps accept both 32 and
619 64 bit output.
620
33dbc701
RÁE		 6212010-09-08 Rafael Espindola <espindola@google.com>
622
623 * script-sections.cc (Script_sections::add_memory_region): Convert
624 field precision to int.
625 * script.cc (script_set_section_region, script_set_section_region):
626 Convert field precision to int.
627
731ca54a
RÁE		 6282010-09-08 Rafael Espindola <espindola@google.com>
629
630 * arm.cc (do_finalize_sections): Create the __exidx_start and
631 __exdix_end symbols even when the section is missing.
632
7f8cd844
NC		 6332010-09-08 Nick Clifton <nickc@redhat.com>
634
635 * README: Remove claim that MEMORY is not supported.
636 * expression.cc (script_exp_function_origin)
637 (script_exp_function_length): Move from here to ...
638 * script.cc: ... here.
639 (script_set_section_region, script_add_memory)
640 (script_parse_memory_attr, script_include_directive): New
641 functions.
642 * script-sections.cc
643 (class Memory_region): New class.
644 (class Output_section_definition): Add set_memory_region,
645 set_section_vma, set_section_lma and get_section_name methods.
646 (class Script_Sections): Add add_memory_region,
647 find_memory_region, find_memory_region_origin,
648 find_memory_region_length and set_memory_region methods.
649 Have set_section_addresses method walk the list of set memory
650 regions.
651 Extend the print methos to display memory regions.
652 * script-sections.h: Add prototypes for new methods.
653 Add enum for MEMORY region attributes.
654 * yyscript.y: Add support for parsing MEMORY regions.
655 * script-c.h: Add prototypes for new functions.
656 * testsuite/Makefile.am: Add test of MEMORY region functionality.
657 * testsuite/Makefile.in: Regenerate.
658 * testsuite/memory_test.sh: New script.
659 * testsuite/memory_test.s: New assembler source file.
660 * testsuite/memory_test.t: New linker script.
661
a4649286
DK		 6622010-08-27 Doug Kwan <dougkwan@google.com>
663
664 * gold/resolve.cc (Symbol_table::should_override): Let a weak
665 reference override an existing dynamic weak reference.
666 * testsuite/Makefile.am: Add new test dyn_weak_ref.
667 * testsuite/Makefile.in: Regenerate.
668 * testsuite/dyn_weak_ref.sh: New file.
669 * testsuite/dyn_weak_ref_1.c: Ditto.
670 * testsuite/dyn_weak_ref_2.c: Ditto.
671
b56648ad
ILT		 6722010-08-27 Ian Lance Taylor <iant@google.com>
673
674 * incremental.h (class Incremental_input_entry): Add virtual
675 destructor.
676
809313cb
ILT		 6772010-08-27 Ian Lance Taylor <iant@google.com>
678
679 * testsuite/start_lib_test_3.c: Mark t3 as used.
680
11e32464
NC		 6812010-08-27 Nick Clifton <nickc@redhat.com>
682
683 * options.cc (version_script): Fix small typo in previous
684 whitespace tidyup.
685
ca09d69a
NC		 6862010-08-25 Nick Clifton <nickc@redhat.com>
687
688 * archive.cc: Formatting fixes: Remove whitespace between
689 typename and following asterisk. Remove whitespace between
690 function name and opening parenthesis.
691 * archive.h: Likewise.
692 * arm.cc: Likewise.
693 * attributes.cc: Likewise.
694 * attributes.h: Likewise.
695 * common.cc: Likewise.
696 * copy-relocs.cc: Likewise.
697 * dirsearch.h: Likewise.
698 * dynobj.cc: Likewise.
699 * ehframe.cc: Likewise.
700 * ehframe.h: Likewise.
701 * expression.cc: Likewise.
702 * fileread.cc: Likewise.
703 * fileread.h: Likewise.
704 * gc.h: Likewise.
705 * gold-threads.cc: Likewise.
706 * gold.cc: Likewise.
707 * i386.cc: Likewise.
708 * icf.h: Likewise.
709 * incremental-dump.cc: Likewise.
710 * incremental.cc: Likewise.
711 * layout.cc: Likewise.
712 * layout.h: Likewise.
713 * main.cc: Likewise.
714 * merge.cc: Likewise.
715 * merge.h: Likewise.
716 * object.cc: Likewise.
717 * object.h: Likewise.
718 * options.cc: Likewise.
719 * options.h: Likewise.
720 * output.cc: Likewise.
721 * output.h: Likewise.
722 * plugin.cc: Likewise.
723 * plugin.h: Likewise.
724 * powerpc.cc: Likewise.
725 * reloc.cc: Likewise.
726 * script-c.h: Likewise.
727 * script-sections.cc: Likewise.
728 * script.cc: Likewise.
729 * stringpool.cc: Likewise.
730 * symtab.cc: Likewise.
731 * symtab.h: Likewise.
732 * target.cc: Likewise.
733 * timer.cc: Likewise.
734 * timer.h: Likewise.
735 * version.cc: Likewise.
736 * x86_64.cc: Likewise.
737
b8fa8750
NC		 7382010-08-24 Nick Clifton <nickc@redhat.com>
739
740 PR 11899
741 * layout.cc (segment_precedes): Sort segments by their physical
742 addresses, if they have been set.
743
9919d93b
CC		 7442010-08-23 Cary Coutant <ccoutant@google.com>
745
746 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
747 symbols data.
748 (Lib_group::include_member): Unlock object after deleting its
749 symbols data.
750 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
751 the bug fixed here.
752
97b4be1c
CC		 7532010-08-19 Neil Vachharajani <nvachhar@google.com>
754 Cary Coutant <ccoutant@google.com>
755
756 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
757 constructor, and set_blocker.
758 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
759 readsyms_blocker_.
760 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
761 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
762 * testsuite/Makefile.am (start_lib_test): New test case.
763 * testsuite/Makefile.in: Regenerate.
764 * testsuite/start_lib_test_main.c: New file.
765 * testsuite/start_lib_test_1.c: New file.
766 * testsuite/start_lib_test_2.c: New file.
767 * testsuite/start_lib_test_3.c: New file.
768
dd0b1884
ILT		 7692010-08-19 Ian Lance Taylor <iant@google.com>
770
771 * Makefile.in: Rebuild with automake 1.11.1.
772 * aclocal.m4: Likewise.
773 * testsuite/Makefile.in: Likewise.
774
7223e9ca
ILT		 7752010-08-19 Ian Lance Taylor <iant@google.com>
776
777 PR 10893
778 * i386.cc (class Output_data_plt_i386): Update declarations.
779 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
780 local_ifuncs_ fields.
781 (Target_i386::do_plt_section_for_global): New function.
782 (Target_i386::do_plt_section_for_local): New function.
783 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
784 parameter; change all callers. Initialize global_ifuncs_ and
785 local_ifuncs_. If doing a static link define __rel_iplt_start and
786 __rel_iplt_end.
787 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
788 (Output_data_plt_i386::add_local_ifunc_entry): New function.
789 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
790 symbols.
791 (Target_i386::make_plt_section): New function, broken out of
792 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
793 (Target_i386::make_plt_entry): Call make_plt_section.
794 (Target_i386::make_local_ifunc_plt_entry): New function.
795 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
796 (Target_i386::Scan::local): Handle IFUNC symbols. Add
797 R_386_IRELATIVE to switch.
798 (Target_i386::Scan::global): Likewise.
799 (Target_i386::Relocate::relocate): Likewise.
800 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
801 switch.
802 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
803 (Target_x86_64::do_plt_section_for_global): New function.
804 (Target_x86_64::do_plt_section_for_local): New function.
805 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
806 parameter; change all callers. If doing a static link define
807 __rela_iplt_start and __rela_iplt_end.
808 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
809 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
810 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
811 to point to .plt.
812 (Target_x86_64::make_local_ifunc_plt_entry): New function.
813 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
814 switch.
815 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
816 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
817 R_X86_64_IRELATIVE to switch.
818 (Target_x86_64::Scan::global): Likewise.
819 (Target_x86_64::Relocate::relocate): Likewise.
820 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
821 switch.
822 * target.h (class Target): Add plt_section_for_global and
823 plt_section_for_local functions. Add do_plt_section_for_global
824 and do_plt_section_for_local virtual functions.
825 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
826 clarifying comments.
827 (Symbol::use_plt_offset): Handle IFUNC symbol.
828 * object.cc (Sized_relobj::Sized_relobj): Initialize
829 local_plt_offsets_.
830 (Sized_relobj::local_has_plt_offset): New function.
831 (Sized_relobj::local_plt_offset): New function.
832 (Sized_relobj::set_local_plt_offset): New function.
833 (Sized_relobj::do_count): Handle IFUNC symbol.
834 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
835 a bit away from input_shndx_ field. Add set_is_func_symbol and
836 is_ifunc_symbol functions.
837 (class Sized_relobj): Update declarations. Remove Tls_got_entry
838 and Local_tls_got_offsets. Define Local_plt_offsets. Add
839 local_plt_offsets_ field.
840 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
841 * output.h (class Output_section_data): Add non-const
842 output_section function.
843 (class Output_data_got): Update declarations.
844 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
845 Add use_plt_offset parameter to global and local constructors.
846 Change all callers. Change local_sym_index_ field to 31 bits.
847 Change GSYM_CODE and CONSTANT_CODE accordingly.
848 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
849 doing a static link don't set sh_link field.
850 (Output_data_got::Got_entry::write): Use PLT offset if
851 appropriate.
852 (Output_data_got::add_global_plt): New function.
853 (Output_data_got::add_local_plt): New function.
854 * target-reloc.h (relocate_section): Handle IFUNC symbol.
855 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
856 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
857 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
858 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
859 IFUNC conditional.
860 * testsuite/ifunc-sel.h: New file.
861 * testsuite/ifuncmain1.c: New file.
862 * testsuite/ifuncmain1vis.c: New file.
863 * testsuite/ifuncmod1.c: New file.
864 * testsuite/ifuncdep2.c: New file.
865 * testsuite/ifuncmain2.c: New file.
866 * testsuite/ifuncmain3.c: New file.
867 * testsuite/ifuncmod3.c: New file.
868 * testsuite/ifuncmain4.c: New file.
869 * testsuite/ifuncmain5.c: New file.
870 * testsuite/ifuncmod5.c: New file.
871 * testsuite/ifuncmain6pie.c: New file.
872 * testsuite/ifuncmod6.c: New file.
873 * testsuite/ifuncmain7.c: New file.
874 * configure, testsuite/Makefile.in: Rebuild.
875
56f75c03
ILT		 8762010-08-18 Ian Lance Taylor <iant@google.com>
877
878 * incremental.cc
879 (Output_section_incremental_inputs::write_input_files): Add cast
880 to avoid signed/unsigned comparison warning.
881 (Output_section_incremental_inputs::write_info_blocks): Likewise.
882
55455f89
CC		 8832010-08-12 Cary Coutant <ccoutant@google.com>
884
885 * common.cc (Sort_commons::operator()): Remove unnecessary code.
886
e2054bcb
ILT		 8872010-08-13 Ian Lance Taylor <iant@google.com>
888
889 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
890
74f67560
DK		 8912010-08-12 Cary Coutant <ccoutant@google.com>
892 Doug Kwan <dougkwan@google.com>
893
894 * resolve.cc (Symbol_table::should_override): When a weak dynamic
895 defintion overrides non-weak undef, remember that the original undef
896 is not weak.
897 * symtab.cc (Symbol_table::sized_write_global): For undef without
898 an original weak binding, set binding to global in output.
899 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
900 * testsuite/Makefile.in: Regenerate.
901 * testsuite/strong_ref_weak_def.sh: New file.
902 * testsuite/strong_ref_weak_def_1.c: Ditto.
903 * testsuite/strong_ref_weak_def_2.c: Ditto.
904
d1238d12
CC		 9052010-08-12 Cary Coutant <ccoutant@google.com>
906
907 * testsuite/incremental_test.sh: Rewrite.
908 * testsuite/incremental_test_1.c: Rewrite.
909 * testsuite/incremental_test_2.c: Rewrite.
910
0e70b911
CC		 9112010-08-12 Cary Coutant <ccoutant@google.com>
912
913 * arm.cc (Target_arm::got_size): Add const.
914 (Target_arm::got_entry_count): New function.
915 (Target_arm::plt_entry_count): New function.
916 (Target_arm::first_plt_entry_offset): New function.
917 (Target_arm::plt_entry_size): New function.
918 (Output_data_plt_arm::entry_count): New function.
919 (Output_data_plt_arm::first_plt_entry_offset): New function.
920 (Output_data_plt_arm::get_plt_entry_size): New function.
921 * i386.cc (Target_i386::got_size): Add const.
922 (Target_i386::got_entry_count): New function.
923 (Target_i386::plt_entry_count): New function.
924 (Target_i386::first_plt_entry_offset): New function.
925 (Target_i386::plt_entry_size): New function.
926 (Output_data_plt_i386::entry_count): New function.
927 (Output_data_plt_i386::first_plt_entry_offset): New function.
928 (Output_data_plt_i386::get_plt_entry_size): New function.
929 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
930 find_incremental_inputs_sections. Dump incremental_got_plt section.
931 * incremental.cc: Include target.h.
932 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
933 parameter. Adjust all callers. Find incremental_got_plt section.
934 (Incremental_inputs::create_data_sections): Create incremental_got_plt
935 section.
936 (Output_section_incremental_inputs::set_final_data_size): Calculate
937 size of incremental_got_plt section.
938 (Output_section_incremental_inputs::do_write): Write the
939 incremental_got_plt section.
940 (Got_plt_view_info): New struct.
941 (Local_got_offset_visitor): New class.
942 (Global_got_offset_visitor): New class.
943 (Global_symbol_visitor_got_plt): New class.
944 (Output_section_incremental_inputs::write_got_plt): New function.
945 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
946 Add parameter. Adjust all callers.
947 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
948 (Incremental_inputs::got_plt_section): New function.
949 (Incremental_inputs::got_plt_section_): New data member.
950 (Incremental_got_plt_reader): New class.
951 * layout.cc (Layout::create_incremental_info_sections): Add the
952 incremental_got_plt section.
953 * object.h (Got_offset_list::get_list): New function.
954 (Got offset_list::for_all_got_offsets): New function.
955 (Sized_relobj::local_got_offset_list): New function.
956 * powerpc.cc (Target_powerpc::got_size): Add const.
957 (Target_powerpc::got_entry_count): New function.
958 (Target_powerpc::plt_entry_count): New function.
959 (Target_powerpc::first_plt_entry_offset): New function.
960 (Target_powerpc::plt_entry_size): New function.
961 (Output_data_plt_powerpc::entry_count): New function.
962 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
963 (Output_data_plt_powerpc::get_plt_entry_size): New function.
964 * sparc.cc (Target_sparc::got_size): Add const.
965 (Target_sparc::got_entry_count): New function.
966 (Target_sparc::plt_entry_count): New function.
967 (Target_sparc::first_plt_entry_offset): New function.
968 (Target_sparc::plt_entry_size): New function.
969 (Output_data_plt_sparc::entry_count): New function.
970 (Output_data_plt_sparc::first_plt_entry_offset): New function.
971 (Output_data_plt_sparc::get_plt_entry_size): New function.
972 * symtab.h (Symbol::got_offset_list): New function.
973 (Symbol_table::for_all_symbols): New function.
974 * target.h (Sized_target::got_entry_count): New function.
975 (Sized_target::plt_entry_count): New function.
976 (Sized_target::plt_entry_size): New function.
977 * x86_64.cc (Target_x86_64::got_size): Add const.
978 (Target_x86_64::got_entry_count): New function.
979 (Target_x86_64::plt_entry_count): New function.
980 (Target_x86_64::first_plt_entry_offset): New function.
981 (Target_x86_64::plt_entry_size): New function.
982 (Output_data_plt_x86_64::entry_count): New function.
983 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
984 (Output_data_plt_x86_64::get_plt_entry_size): New function.
985
09ec0418
CC		 9862010-08-12 Cary Coutant <ccoutant@google.com>
987
988 * archive.cc: Include incremental.h.
989 (Archive::Archive): Initialize incremental_info_.
990 (Archive::include_member): Record archive members in incremental info.
991 (Add_archive_symbols::run): Record begin and end of an archive in
992 incremental info.
993 (Lib_group::include_member): Record objects in incremental info.
994 * archive.h (Incremental_archive_entry): Forward declaration.
995 (Archive::set_incremental_info): New member function.
996 (Archive::incremental_info): New member function.
997 (Archive::Unused_symbol_iterator): New class.
998 (Archive::unused_symbols_begin): New member function.
999 (Archive::unused_symbols_end): New member function.
1000 (Archive::incremental_info_): New data member.
1001 * incremental-dump.cc (find_input_containing_global): New function.
1002 (dump_incremental_inputs): Dump new incremental info sections.
1003 * incremental.cc: Include symtab.h.
1004 (Output_section_incremental_inputs): New class.
1005 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1006 new incremental info sections.
1007 (Sized_incremental_binary::do_check_inputs): Likewise.
1008 (Incremental_inputs::report_archive): Remove.
1009 (Incremental_inputs::report_archive_begin): New function.
1010 (Incremental_inputs::report_archive_end): New function.
1011 (Incremental_inputs::report_object): New function.
1012 (Incremental_inputs::finalize_inputs): Remove.
1013 (Incremental_inputs::report_input_section): New function.
1014 (Incremental_inputs::report_script): Rewrite.
1015 (Incremental_inputs::finalize): Do nothing but finalize string table.
1016 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1017 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1018 (Incremental_inputs::create_data_sections): New function.
1019 (Incremental_inputs::relocs_entsize): New function.
1020 (Output_section_incremental_inputs::set_final_data_size): New function.
1021 (Output_section_incremental_inputs::do_write): New function.
1022 (Output_section_incremental_inputs::write_header): New function.
1023 (Output_section_incremental_inputs::write_input_files): New function.
1024 (Output_section_incremental_inputs::write_info_blocks): New function.
1025 (Output_section_incremental_inputs::write_symtab): New function.
1026 * incremental.h (Incremental_script_entry): Forward declaration.
1027 (Incremental_object_entry): Forward declaration.
1028 (Incremental_archive_entry): Forward declaration.
1029 (Incremental_inputs): Forward declaration.
1030 (Incremental_inputs_header_data): Remove.
1031 (Incremental_inputs_header): Remove.
1032 (Incremental_inputs_header_write): Remove.
1033 (Incremental_inputs_entry_data): Remove.
1034 (Incremental_inputs_entry): Remove.
1035 (Incremental_inputs_entry_write): Remove.
1036 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1037 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1038 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1039 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1040 Likewise.
1041 (Incremental_input_entry): New class.
1042 (Incremental_script_entry): New class.
1043 (Incremental_object_entry): New class.
1044 (Incremental_archive_entry): New class.
1045 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1046 (Incremental_inputs::report_inputs): Remove.
1047 (Incremental_inputs::report_archive): Remove.
1048 (Incremental_inputs::report_archive_begin): New function.
1049 (Incremental_inputs::report_archive_end): New function.
1050 (Incremental_inputs::report_object): Change prototype.
1051 (Incremental_inputs::report_input_section): New function.
1052 (Incremental_inputs::report_script): Change prototype.
1053 (Incremental_inputs::get_reloc_count): New function.
1054 (Incremental_inputs::set_reloc_count): New function.
1055 (Incremental_inputs::create_data_sections): New function.
1056 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1057 (Incremental_inputs::inputs_section): New function.
1058 (Incremental_inputs::symtab_section): New function.
1059 (Incremental_inputs::relocs_section): New function.
1060 (Incremental_inputs::get_stringpool): Add const.
1061 (Incremental_inputs::command_line): Add const.
1062 (Incremental_inputs::inputs): Remove.
1063 (Incremental_inputs::command_line_key): New function.
1064 (Incremental_inputs::input_file_count): New function.
1065 (Incremental_inputs::input_files): New function.
1066 (Incremental_inputs::relocs_entsize): New function.
1067 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1068 (Incremental_inputs::finalize_inputs): Remove.
1069 (Incremental_inputs::Input_info): Remove.
1070 (Incremental_inputs::lock_): Remove.
1071 (Incremental_inputs::inputs_): Change type.
1072 (Incremental_inputs::inputs_map_): Remove.
1073 (Incremental_inputs::current_object_entry_): New data member.
1074 (Incremental_inputs::inputs_section_): New data member.
1075 (Incremental_inputs::symtab_section_): New data member.
1076 (Incremental_inputs::relocs_section_): New data member.
1077 (Incremental_inputs::reloc_count_): New data member.
1078 (Incremental_inputs_reader): New class.
1079 (Incremental_symtab_reader): New class.
1080 (Incremental_relocs_reader): New class.
1081 * layout.cc (Layout::finalize): Move finalization of incremental info
1082 and creation of incremental info sections to follow finalization of
1083 symbol table. Set offsets for postprocessing sections.
1084 (Layout::create_incremental_info_sections): Call
1085 Incremental_inputs::create_data_sections. Add incremental symtab
1086 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1087 sections to layout after input sections.
1088 * layout.h (struct Timespec): Forward declaration.
1089 (Layout::incremental_inputs): Add const.
1090 (Layout::create_incremental_info_sections): Add parameter.
1091 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1092 * object.cc: Include incremental.h.
1093 (Relobj::finalize_incremental_relocs): New function.
1094 (Sized_relobj::do_layout): Record input sections in incremental info.
1095 * object.h (Object::output_section): New function.
1096 (Object::output_section_offset): Moved from Relobj.
1097 (Object::get_incremental_reloc_base): New function.
1098 (Object::get_incremental_reloc_count): New function.
1099 (Object::do_output_section): New function.
1100 (Object::do_output_section_offset): Moved from Relobj.
1101 (Object::do_get_incremental_reloc_base): New function.
1102 (Object::do_get_incremental_reloc_count): New function.
1103 (Object::Object): Initialize new data members.
1104 (Relobj::output_section): Renamed do_output_section and moved to
1105 protected.
1106 (Relobj::output_section_offset): Moved to Object.
1107 (Relobj::do_get_incremental_reloc_base): New function.
1108 (Relobj::do_get_incremental_reloc_count): New function.
1109 (Relobj::allocate_incremental_reloc_counts): New function.
1110 (Relobj::count_incremental_reloc): New function.
1111 (Relobj::finalize_incremental_relocs): New function.
1112 (Relobj::next_incremental_reloc_index): New function.
1113 (Relobj::reloc_counts_): New data member.
1114 (Relobj::reloc_bases_): New data member.
1115 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1116 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1117 (Sized_relobj::incremental_relocs_scan): New function.
1118 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1119 (Sized_relobj::incremental_relocs_write): New function.
1120 (Sized_relobj::incremental_relocs_write_reltype): New function.
1121 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1122 incremental link.
1123 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1124 archives and object files elsewhere.
1125 (Add_symbols::run): Report object files here.
1126 (Finish_group::run): Report end of archive at end of group.
1127 * reloc.cc: Include layout.h, incremental.h.
1128 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1129 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1130 (Sized_relobj::incremental_relocs_scan): New function.
1131 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1132 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1133 (Sized_relobj::incremental_relocs_write): New function.
1134 (Sized_relobj::incremental_relocs_write_reltype): New function.
1135 * script.cc (read_input_script): Rewrite test for incremental link.
1136 Change call to Incremental_inputs::report_script.
1137 * symtab.h (Symbol_table::first_global_index): New function.
1138 (Symbol_table::output_count): New function.
1139
ce0d1972
DK		 11402010-08-12 Doug Kwan <dougkwan@google.com>
1141
1142 * arm.cc (Target_arm::merge_object_attributes): Check command line
1143 options --no-wchar-size-warning and --no-enum-size-warning.
1144 * options.h (General_options): Add ld-compatible options
1145 --no-enum-size-warning and --no-wchar-size-warning.
1146
6e5710ce
ILT		 11472010-08-04 Ian Lance Taylor <iant@google.com>
1148
1149 * x86_64.cc (Target_x86_64::Scan::local): Use
1150 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1151 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1152 (Target_x86_64::Scan::global): Likewise.
1153 (Target_x86_64::Relocate::relocate): Likewise.
1154 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1155 Likewise.
1156
fef830db
CC		 11572010-08-03 Cary Coutant <ccoutant@google.com>
1158
1159 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1160 to reserve space in merged_strings vector. Keep total input size
1161 for stats.
1162 (Output_merge_string::do_print_merge_stats): Print total input size.
1163 * merge.h (Output_merge_string): Add input_size_ field.
1164 * stringpool.cc (Stringpool_template::string_length): Move
1165 implementations out of Stringpool_template class and place in
1166 stringpool.h.
1167 * stringpool.h (string_length): Move out of Stringpool_template.
1168
1e3811b0
ILT		 11692010-08-03 Ian Lance Taylor <iant@google.com>
1170
1171 PR 11712
1172 * layout.cc (relaxation_loop_body): If address of load segment is
1173 set, adjust address to include headers if possible.
1174
7af0c620
ILT		 11752010-08-03 Ian Lance Taylor <iant@google.com>
1176
1177 * version.cc (version_string): Bump to 1.10.
1178
22f0da72
ILT		 11792010-08-03 Ian Lance Taylor <iant@google.com>
1180
1181 PR 11805
1182 * layout.h (enum Output_section_order): Define.
1183 (class Layout): Update declarations.
1184 * layout.cc (Layout::get_output_section): Add order parameter.
1185 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1186 is_first_non_relro parameters. Change all callers.
1187 (Layout::choose_output_section): Likewise.
1188 (Layout::add_output_section_data): Likewise.
1189 (Layout::make_output_section): Likewise. Set order.
1190 (Layout::default_section_order): New function.
1191 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1192 * output.cc (Output_section::Output_section): Initialize order_.
1193 Don't initialize deleted fields.
1194 (Output_segment::Output_segment): Don't initialize deleted
1195 fields.
1196 (Output_segment::add_output_section_to_load): New function
1197 replacing add_output_section. Change all callers to call this or
1198 add_output_section_to_nonload.
1199 (Output_segment::add_output_section_to_nonload): New function.
1200 (Output_segment::remove_output_section): Rewrite.
1201 (Output_segment::add_initial_output_data): Likewise.
1202 (Output_segment::has_any_data_sections): Likewise.
1203 (Output_segment::is_first_section_relro): Likewise.
1204 (Output_segment::maximum_alignment): Likewise.
1205 (Output_segment::has_dynamic_reloc): New function replacing
1206 dynamic_reloc_count. Change all callers.
1207 (Output_segment::has_dynamic_reloc_list): New function replacing
1208 dynamic_reloc_count_list. Change all callers.
1209 (Output_segment::set_section_addresses): Rewrite.
1210 (Output_segment::set_offset): Rewrite.
1211 (Output_segment::find_first_and_last_list): Remove.
1212 (Output_segment::set_tls_offsets): Rewrite.
1213 (Output_segment::first_section_load_address): Likewise.
1214 (Output_segment::output_section_count): Likewise.
1215 (Output_segment::section_with_lowest_load_address): Likewise.
1216 (Output_segment::write_section_headers): Likewise.
1217 (Output_segment::print_sections_to_map): Likewise.
1218 * output.h (class Output_data): Remove dynamic_reloc_count_
1219 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1220 (Output_data::add_dynamic_reloc): Rewrite.
1221 (Output_data::has_dynamic_reloc): New function.
1222 (Output_data::dynamic_reloc_count): Remove.
1223 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1224 is_last_relro_, is_first_non_relro_, is_interp_,
1225 is_dynamic_linker_section_ fields. Add order and set_order
1226 functions. Remove is_relro_local, set_is_relro_local,
1227 is_last_relro, set_is_last_relro, is_first_non_relro,
1228 set_is_first_non_relro functions, is_interp, set_is_interp,
1229 is_dynamic_linker_section, and set_is_dynamic_linker_section
1230 functions.
1231 (class Output_segment): Change Output_data_list from std::list to
1232 std:;vector. Add output_lists_ field. Remove output_data_ and
1233 output_bss_ fields. Update declarations.
1234
3ff2ccb0
ILT		 12352010-08-02 Ian Lance Taylor <iant@google.com>
1236
1237 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1238 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1239 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1240
88a4108b
ILT		 12412010-08-02 Ian Lance Taylor <iant@google.com>
1242
1243 PR 11855
1244 * script.cc (Script_options::Script_options): Initialize
1245 symbol_definitions_ and symbol_references_.
1246 (Script_options::add_symbol_assignment): Update
1247 symbol_definitions_ and symbol_references_.
1248 (Script_options::add_symbol_reference): New function.
1249 (script_symbol): New function.
1250 * script.h (class Script_options): Add symbol_definitions_ and
1251 symbol_references_ fields.
1252 (Script_options::referenced_const_iterator): New type.
1253 (Script_options::referenced_begin): New function.
1254 (Script_options::referenced_end): New function.
1255 (Script_options::is_referenced): New function.
1256 (Script_options::any_unreferenced): New function.
1257 * script-c.h (script_symbol): Declare.
1258 * yyscript.y (exp): Call script_symbol.
1259 * symtab.cc: Include "script.h".
1260 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1261 Change all callers. Check symbols referenced by scripts.
1262 (Symbol_table::add_undefined_symbols_from_command_line): Add
1263 layout parameter. Change all callers.
1264 (Symbol_table::do_add_undefined_symbols_from_command_line):
1265 Likewise. Break out loop body. Check symbols referenced by
1266 scripts.
1267 (Symbol_table::add_undefined_symbol_from_command_line): New
1268 function broken out of
1269 do_add_undefined_symbols_from_command_line.
1270 * symtab.h (class Symbol_table): Update declarations.
1271 * archive.cc: Include "layout.h".
1272 (Archive::should_include_member): Add layout parameter. Change
1273 all callers. Check for symbol mentioned in expression.
1274 * archive.h (class Archive): Update declaration.
1275 * object.cc (Sized_relobj::do_should_include_member): Add layout
1276 parameter.
1277 * object.h (Object::should_include_member): Add layout parameter.
1278 Change all callers.
1279 (Object::do_should_include_member): Add layout parameter.
1280 (class Sized_relobj): Update declaration.
1281 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1282 parameter.
1283 * dynobj.h (class Sized_dynobj): Update declaration.
1284 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1285 layout parameter.
1286 * plugin.h (class Sized_pluginobj): Update declaration.
1287
5f1ab67a
ILT		 12882010-08-02 Ian Lance Taylor <iant@google.com>
1289
1290 PR 11866
1291 * output.cc (Output_segment::set_offset): Search for the first and
1292 last sections rather than assuming that the list is in order.
1293 (Output_segment::find_first_and_last_list): New function.
1294 * output.h (class Output_segment): Update declarations.
1295 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1296 (relro_strip_test_SOURCES): New variable.
1297 (relro_strip_test_DEPENDENCIES): New variable.
1298 (relro_strip_test_LDFLAGS): New variable.
1299 (relro_strip_test_LDADD): New variable.
1300 (relro_strip_test.so): New target.
1301
a8df5856
ILT		 13022010-08-02 Ian Lance Taylor <iant@google.com>
1303
1304 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1305 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1306 (Target_i386::got_tlsdesc_section): New function.
1307 (Target_i386::got_section): Create space for GOT entries for
1308 TLSDESC relocations.
1309 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1310 R_386_TLS_GOTDESC.
1311 (Target_i386::Scan::global): Likewise.
1312 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1313 using TLSDESC GOT.
1314 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1315 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1316 (Target_x86_64::got_tlsdesc_section): New function.
1317 (Target_x86_64::got_section): Create space for GOT entries for
1318 TLSDESC relocations.
1319 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1320 R_386_TLS_GOTDESC.
1321 (Target_x86_64::Scan::global): Likewise.
1322 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1323 using TLSDESC GOT.
1324
0c10a0a6
ILT		 13252010-08-02 Ian Lance Taylor <iant@google.com>
1326
1327 * testsuite/final_layout.sh: Use dc to convert from hex to
1328 decimal.
1329
41cbeecc
ST		 13302010-07-29 Sriraman Tallam <tmsriram@google.com>
1331
1332 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1333 paramter to the call to gold::gc_process_relocs.
1334 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1335 paramter to the call to gold::gc_process_relocs.
1336 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1337 parameter to the call to gold::gc_process_relocs.
1338 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1339 template parameter to the call to gold::gc_process_relocs.
1340 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1341 paramter to the call to gold::gc_process_relocs.
1342 * gc.h (get_embedded_addend_size): New function.
1343 (gc_process_relocs): Save the size of the reloc for use by ICF.
1344 * icf.cc (get_section_contents): Get the addend from the text section
1345 for SHT_REL relocation sections.
1346 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1347 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1348 * int_encoding.h (read_from_pointer): New overloaded function.
1349 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1350 * testsuite/icf_sht_rel_addend_test.sh: New file.
1351 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1352 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1353
6ea55b82
RW		 13542010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1355
1356 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1357 * Makefile.in: Regenerate.
1358 * testsuite/Makefile.in: Regenerate.
1359
9691462b
ILT		 13602010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1361
1362 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1363 * gold/testsuite/debug_msg.cc: Likewise.
1364 * gold/testsuite/odr_violation1.cc
1365 * gold/testsuite/odr_violation2.cc
1366
76897331
CC		 13672010-07-21 Cary Coutant <ccoutant@google.com>
1368
1369 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1370 string, and length fields.
1371 (Output_merge_string::Merged_strings_list): New type.
1372 (Output_merge_string::Merged_strings_lists): New typedef.
1373 (Output_merge_string): Replace merged_strings_ with
1374 merged_strings_lists_.
1375 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1376 Merged_strings_list per input object and section. Don't store pointer
1377 to the string. Don't store length with each merged string entry.
1378 (Output_merge_string::finalize_merged_data): Loop over list of merged
1379 strings lists. Recompute length of each merged string.
1380
78384e8f
CC		 13812010-07-15 Cary Coutant <ccoutant@google.com>
1382
1383 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1384 here.
1385
783659f9
ILT		 13862010-07-14 Ian Lance Taylor <iant@google.com>
1387
1388 * descriptors.cc (Descriptors::open): Report correct name in error
1389 message.
1390
131687b4
DK		 13912010-07-13 Doug Kwan <dougkwan@google.com>
1392
1393 * arm.cc (Arm_input_section::Arm_input_section): For a
1394 SHT_ARM_EXIDX section, always keeps the input sections.
1395 (Arm_input_section::set_exidx_section_link): New method.
1396 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1397 has_errors_ to false.
1398 (Arm_exidx_input_section::has_errors,
1399 Arm_exidx_input_section::set_has_errors): New methods.
1400 (Arm_exidx_input_section::has_errors_): New data member.
1401 (Arm_relobj::get_exidx_shndx_list): New method.
1402 (Arm_output_section::append_text_sections_to_list): Do not skip
1403 section without SHF_EXECINSTR.
1404 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1405 errors.
1406 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1407 section header. Make error messages more verbose. Check for
1408 a non-executable section linked to an EXIDX section.
1409 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1410 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1411 check that there is no deferred EXIDX section if we exit early.
1412 Instead of not making an EXIDX section in case of an error, make one
1413 and set the has_errors flag of it.
1414 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1415 in a relocatable link.
1416 (Target_arm::do_relax): Look for the EXIDX output section instead of
1417 assuming that it is called .ARM.exidx.
1418 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1419 section list. Do not check for SHF_EXECINSTR section flags but
1420 skip any input section with errors.
1421 * output.cc (Output_section::Output_section): Initialize
1422 always_keeps_input_sections_ to false.
1423 (Output_section::add_input_section): Check for
1424 always_keeps_input_sections_.
1425 * output.h (Output_section::always_keeps_input_sections,
1426 Output_section::set_always_keeps_input_sections): New methods.
1427 (Output_section::always_keeps_input_sections): New data member.
1428
69517287
RÁE		 14292010-07-13 Rafael Espindola <espindola@google.com>
1430
1431 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1432 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1433
82742395
ILT		 14342010-07-13 Philip Herron <herron.philip@googlemail.com>
1435 Ian Lance Taylor <iant@google.com>
1436
1437 * output.h (Output_section_lookup_maps::add_merge_section):
1438 Correct check of whether value was inserted.
1439 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1440 (Output_section_lookup_maps::add_relaxed_input_section):
1441 Likewise.
1442 * arm.cc (Target_arm::got_section): Remove used local os.
1443 * i386.cc (Target_i386::got_section): Likewise.
1444 * x86_64.cc (Target_x86_64::got_section): Likewise.
1445 * sparc.cc (Target_sparc::got_section): Likewise.
1446 (Target_sparc::relocate): Remove unused local have_got_offset.
1447 * powerpc.cc (Target_powerpc::relocate): Likewise.
1448
f2d707b5
ILT		 14492010-07-13 Ian Lance Taylor <iant@google.com>
1450
241531d6
ILT		 1451 * compressed_output.cc (zlib_decompress): Fix signature in
1452 !HAVE_ZLIB_H case.
1453
f2d707b5
ILT		 1454 * archive.cc (Archive::include_member): Unlock an external member
1455 of a thin archive. Don't bother to delete an object we know is
1456 NULL.
1457
a2e47362
CC		 14582010-07-12 Cary Coutant <ccoutant@google.com>
1459
1460 * compressed_output.cc (zlib_decompress): New function.
1461 (get_uncompressed_size): New function.
1462 (decompress_input_section): New function.
1463 * compressed_output.h (get_uncompressed_size): New function.
1464 (decompress_input_section): New function.
1465 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1466 Handle compressed debug sections.
1467 * layout.cc (is_compressed_debug_section): New function.
1468 (Layout::output_section_name): Map compressed section names to
1469 canonical names.
1470 * layout.h (is_compressed_debug_section): New function.
1471 (is_debug_info_section): Recognize compressed debug sections.
1472 * merge.cc: Include compressed_output.h.
1473 (Output_merge_data::do_add_input_section): Handle compressed
1474 debug sections.
1475 (Output_merge_string::do_add_input_section): Handle compressed
1476 debug sections.
1477 * object.cc: Include compressed_output.h.
1478 (Sized_relobj::Sized_relobj): Initialize new data members.
1479 (build_compressed_section_map): New function.
1480 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1481 * object.h (Object::section_is_compressed): New method.
1482 (Object::do_section_is_compressed): New method.
1483 (Sized_relobj::Compressed_section_map): New type.
1484 (Sized_relobj::do_section_is_compressed): New method.
1485 (Sized_relobj::compressed_sections_): New data member.
1486 * output.cc (Output_section::add_input_section): Handle compressed
1487 debug sections.
1488 * reloc.cc: Include compressed_output.h.
1489 (Sized_relobj::write_sections): Handle compressed debug sections.
1490
ce279a62
CC		 14912010-07-08 Cary Coutant <ccoutant@google.com>
1492
1493 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1494 weak when resolving to a dynamic def.
1495 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1496 for weak undef/dynamic def cases. Adjust callers.
1497 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1498 undef_binding_weak_.
1499 (Symbol_table::sized_write_globals): Adjust symbol binding.
1500 (Symbol_table::sized_write_symbol): Add binding parameter.
1501 * symtab.h (Symbol::set_undef_binding): New method.
1502 (Symbol::is_undef_binding_weak): New method.
1503 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1504 (Symbol_table::should_override): Add new parameter.
1505 (Symbol_table::sized_write_symbol): Add new parameter.
1506
1507 * testsuite/weak_undef_file1.cc: Add new test case.
1508 * testsuite/weak_undef_file2.cc: Fix header comment.
1509 * testsuite/weak_undef_test.cc: Add new test case.
1510
b2286c10
DK		 15112010-06-29 Doug Kwan <dougkwan@google.com>
1512
1513 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1514 Initialize USE_SYMBOL_.
1515 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1516 definition.
1517 (Arm_reloc_property::uses_symbol_): New data member declaration.
1518 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1519 uses symbol value and symbol is undefined but not weakly undefined.
1520
4802450a
RÁE		 15212010-06-28 Rafael Espindola <espindola@google.com>
1522
1523 * plugin.cc (Plugin::load): Use dlerror.
1524
e5ca47ba
ILT		 15252010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1526
1527 * symtab.cc (detect_odr_violations): When reporting an ODR
1528 violation, report an object where the symbol is defined.
1529
8a75a161
DK		 15302010-06-25 Doug Kwan <dougkwan@google.com>
1531
1532 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1533 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1534 definition.
1535 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1536 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1537 target hook to detect function points.
1538 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1539 * icf.h (Icf::check_section_for_function_pointers): Change type of
1540 parameter SECTION_NAME to const reference to std::string. Use
1541 target hook to determine if section may have unsafe pointers.
1542 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1543 method definition.
1544
42218b9f
RÁE		 15452010-06-21 Rafael Espindola <espindola@google.com>
1546
1547 * fileread.cc (Input_file::find_fie): New
1548 (Input_file::open): Use Input_file::find_fie.
1549 * fileread.h (Input_file::find_fie): New
1550 * plugin.cc (set_extra_library_path): New.
1551 (Plugin::load): Add set_extra_library_path to the transfer vector.
1552 (Plugin_manager::set_extra_library_path): New.
1553 (Plugin_manager::add_input_file): Use the extra search path if set.
1554 (set_extra_library_path(): New.
1555 * plugin.h (Plugin_manager): Add set_extra_library_path and
1556 extra_search_path_.
1557
a0506cca
CC		 15582010-06-19 Cary Coutant <ccoutant@google.com>
1559
1560 * layout.cc (gdb_sections): Add .debug_types.
1561 (lines_only_debug_sections): Likewise.
1562
6508b958
RÁE		 15632010-06-18 Rafael Espindola <espindola@google.com>
1564
1565 * plugin.cc (add_input_file,add_input_library)
1566 (Plugin_manager::add_input_file): Make filename arguments const.
1567 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1568 const.
1569
3e235302
DK		 15702010-06-16 Doug Kwan <dougkwan@google.com>
1571
1572 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1573 .ARM.attributes section if we have not merged any input
1574 attributes sections.
1575
106e8a6c
DK		 15762010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1577
1578 * arm.cc: Allow combining objects with no EABI version
1579 information.
1580
91ff43fe
RÁE		 15812010-06-15 Rafael Espindola <espindola@google.com>
1582
1583 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1584
68ed838c
ILT		 15852010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1586
1587 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1588 (struct iovec): Correct !HAVE_READV definition.
1589
f3a2388f
CC		 15902010-06-10 Cary Coutant <ccoutant@google.com>
1591
1592 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1593 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1594 reloc sections.
1595 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1596
1597 PR 11683
1598 * symtab.h (Symbol::is_placeholder): New member function.
1599 * target-reloc.h (relocate_section): Check for placeholder symbols.
1600
1601 * testsuite/Makefile.am (plugin_test_8): New test.
1602 (plugin_test_9): New test.
1603 * testsuite/Makefile.in: Regenerate.
1604
e1df38aa
NC		 16052010-06-09 Nick Clifton <nickc@redhat.com>
1606
1607 * yyscript.y (input_list_element): Allow strings prefixed with
1608 the '-' character. Treat these as libraries.
1609 * script.cc (script_add_library): New function. Adds a library
1610 specified by "-l<name>" found in an input script.
1611 * script-c.h: Add prototype for script_add_library.
1612
25bbe950
DK		 16132010-06-07 Doug Kwan <dougkwan@google.com>
1614
1615 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1616 Restrict stub-group size to be within long conditional branch
1617 range when working around cortex-A8 erratum.
1618
0f32ea4c
ILT		 16192010-06-07 Damien Diederen <dd@crosstwine.com>
1620
1621 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1622 #ifdef typo.
1623
8fe2a369
ST		 16242010-06-03 Sriraman Tallam <tmsriram@google.com>
1625
1626 PR gold/11658
1627 * output.cc
1628 (Output_section::Input_section_sort_entry::compare_section_ordering):
1629 Change to return non-zero correctly.
1630 (Output_section::Input_section_sort_section_order_index_compare
1631 ::operator()): Change to fix ambiguity in comparisons.
1632
6e9ba2ca
ST		 16332010-06-01 Sriraman Tallam <tmsriram@google.com>
1634
1635 * gold.h (is_wildcard_string): New function.
1636 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1637 (Layout::layout_eh_frame): Ditto.
1638 (Layout::find_section_order_index): New method.
1639 (Layout::read_layout_from_file): New method.
1640 * layout.h (Layout::find_section_order_index): New method.
1641 (Layout::read_layout_from_file): New method.
1642 (Layout::input_section_position_): New private member.
1643 (Layout::input_section_glob_): New private member.
1644 * main.cc (main): Call read_layout_from_file here.
1645 * options.h (--section-ordering-file): New option.
1646 * output.cc (Output_section::input_section_order_specified_): New
1647 member.
1648 (Output_section::Output_section): Initialize new member.
1649 (Output_section::add_input_section): Add new parameter.
1650 Keep input sections when --section-ordering-file is used.
1651 (Output_section::set_final_data_size): Sort input sections when
1652 section ordering file is specified.
1653 (Output_section::Input_section_sort_entry): Add new parameter.
1654 Check sorting type.
1655 (Output_section::Input_section_sort_entry::compare_section_ordering):
1656 New method.
1657 (Output_section::Input_section_sort_compare::operator()): Change to
1658 consider section_order_index.
1659 (Output_section::Input_section_sort_init_fini_compare::operator()):
1660 Change to consider section_order_index.
1661 (Output_section::Input_section_sort_section_order_index_compare
1662 ::operator()): New method.
1663 (Output_section::sort_attached_input_sections): Change to sort
1664 according to section order when specified.
e1df38aa
NC		 1665 (Output_section::add_input_section<32, true>): Add new parameter.
1666 (Output_section::add_input_section<64, true>): Add new parameter.
1667 (Output_section::add_input_section<32, false>): Add new parameter.
1668 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1669 * output.h (Output_section::add_input_section): Add new parameter.
1670 (Output_section::input_section_order_specified): New
1671 method.
1672 (Output_section::set_input_section_order_specified): New method.
1673 (Input_section::Input_section): Initialize section_order_index_.
1674 (Input_section::section_order_index): New method.
1675 (Input_section::set_section_order_index): New method.
1676 (Input_section::section_order_index_): New member.
1677 (Input_section::Input_section_sort_section_order_index_compare): New
1678 struct.
1679 (Output_section::input_section_order_specified_): New member.
1680 * script-sections.cc (is_wildcard_string): Delete and move modified
1681 method to gold.h.
1682 (Output_section_element_input::Output_section_element_input): Modify
1683 call to is_wildcard_string.
1684 (Output_section_element_input::Input_section_pattern
1685 ::Input_section_pattern): Ditto.
1686 (Output_section_element_input::Output_section_element_input): Ditto.
1687 * testsuite/Makefile.am (final_layout): New test case.
1688 * testsuite/Makefile.in: Regenerate.
1689 * testsuite/final_layout.cc: New file.
1690 * testsuite/final_layout.sh: New file.
1691
3537c84b
RÁE		 16922010-06-01 Rafael Espindola <espindola@google.com>
1693
1694 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1695
105b6afd
RÁE		 16962010-06-01 Rafael Espindola <espindola@google.com>
1697
1698 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1699 visibility of symbols.
1700
29e11421
DK		 17012010-05-27 Doug Kwan <dougkwan@google.com>
1702
1703 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1704 from start of output section instead of address for a local symbol
1705 in a merged or relaxed section when doing a relocatable link.
1706
5e0f337e
RÁE		 17072010-05-26 Rafael Espindola <espindola@google.com>
1708
1709 PR 11604
1710 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1711 adding sections the garbage collector removed.
1712 * gold/testsuite/Makefile.am: Add test.
1713 * gold/testsuite/Makefile.in: Regenerate.
1714 * gold/testsuite/plugin_test_7.sh: New.
1715 * gold/testsuite/plugin_test_7_1.c: New.
1716 * gold/testsuite/plugin_test_7_2.c: New.
1717
f4187277
RÁE		 17182010-05-26 Rafael Espindola <espindola@google.com>
1719
1720 * script-sections.cc (Output_section_definition::set_section_addresses):
1721 Check for --section-start.
1722
5c388529
DK		 17232010-05-26 Doug Kwan <dougkwan@google.com>
1724
1725 * arm.cc (Arm_scan_relocatable_relocs): New class.
1726 (Target_arm::relocate_special_relocatable): New method.
1727 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1728 (Arm_relocate_functions::thumb_branch_common): Same.
1729 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1730 instead of Default_scan_relocatable_relocs.
1731 * target-reloc.h (relocate_for_relocatable): Let target handle
1732 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1733 * target.h (Sized_target::relocate_special_relocatable): New method.
1734
bca1c3ae
ILT		 17352010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1736
1737 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1738
0439c796
DK		 17392010-05-23 Doug Kwan <dougkwan@google.com>
1740
1741 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1742 instead of a cast.
1743 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1744 with a direct branch, not a conditional branch, to a stub.
1745 * merge.cc (Output_merge_base::record_input_section): New method
1746 defintion.
1747 (Output_merge_data::do_add_input_section): Record input section if
1748 keeps-input-sections flag is set.
1749 (Output_merge_string::do_add_input_section): Ditto.
1750 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1751 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1752 INPUT_SECTIONS_.
1753 (Output_merge_base::keeps_input_sections,
1754 Output_merge_base::set_keeps_input_sections,
1755 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1756 method definitions.
1757 (Output_merge_base::Input_sections): New type declaration.
1758 (Output_merge_base::input_sections_begin,
1759 Output_merge_base::input_sections_end,
1760 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1761 (Output_merge_base::bool keeps_input_sections_,
1762 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1763 Output_merge_base::input_sections_): New data members.
1764 (Output_merge_data::do_set_keeps_input_sections): New method
1765 defintion.
1766 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1767 * output.cc (Output_section::Input_section::relobj): Move method
1768 defintion from class declaration to here and handle merge sections.
1769 (Output_section::Input_section::shndx): Ditto.
1770 (Output_section::Output_section): Remove initializations of removed
1771 data members and initialize new data member LOOKUP_MAPS_.
1772 (Output_section::add_input_section): Set keeps-input-sections flag
1773 for a newly created merge output section as appropriate. Adjust code
1774 to use Output_section_lookup_maps class.
1775 (Output_section::add_relaxed_input_section): Adjst code for lookup
1776 maps code refactoring.
1777 (Output_section::add_merge_input_section): Add a new parameter
1778 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1779 class. If adding input section to a newly created merge output
1780 section fails, remove the new merge section.
1781 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1782 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1783 (Output_section::find_merge_section): Ditto.
1784 (Output_section::build_lookup_maps): New method defintion.
1785 (Output_section::find_relaxed_input_section): Adjust code to use
1786 Output_section_lookup_maps class.
1787 (Output_section::get_input_sections): Export merge sections. Adjust
1788 code to use Output_section_lookup_maps class.
1789 (Output_section:::add_script_input_section): Adjust code to use
1790 Output_section_lookup_maps class. Update lookup maps for merge
1791 sections also.
1792 (Output_section::discard_states): Use Output_section_lookup_maps.
1793 (Output_section::restore_states): Same.
1794 * output.h (Merge_section_properties): Move class defintion out of
1795 Output_section.
1796 (Output_section_lookup_maps): New class.
1797 (Output_section::Input_section::is_merge_section): New method
1798 defintion.
1799 (Output_section::Input_section::relobj): Move defintion out of class
1800 defintion. Declare method only.
1801 (Output_section::Input_section::shndx): Ditto.
1802 (Output_section::Input_section::output_merge_base): New method defintion.
1803 (Output_section::Input_section::u2_.pomb): New union field.
1804 (Output_section::Merge_section_by_properties_map,
1805 Output_section::Output_section_data_by_input_section_map,
1806 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1807 Remove types.
1808 (Output_section::add_merge_input_section): Add new parameter
1809 KEEPS_INPUT_SECTIONS.
1810 (Output_section::build_lookup_maps): New method declaration.
1811 (Output_section::merge_section_map_,
1812 Output_section::merge_section_by_properties_map_,
1813 Output_section::relaxed_input_section_map_,
1814 Output_section::is_relaxed_input_section_map_valid_): Remove data
1815 members.
1816 (Output_section::lookup_maps_): New data member.
1817
76295588
L		 18182010-05-21 Doug Kwan <dougkwan@google.com>
1819
1820 PR gold/11619
1821 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1822 avoid a compilation error.
1823
d103a984
RÁE		 18242010-05-19 Rafael Espindola <espindola@google.com>
1825
1826 * script-sections.cc (Output_section_definition::allocate_to_segment):
1827 Update the phdrs_list even when the output section is NULL.
1828 * testsuite/Makefile.am: Add test.
1829 * testsuite/Makefile.in: Regenerate.
1830 * testsuite/script_test_9.cc: New.
1831 * testsuite/script_test_9.sh: New.
1832 * testsuite/script_test_9.t: New.
1833
6625d24e
DK		 18342010-05-19 Doug Kwan <dougkwan@google.com>
1835
1836 * arm.cc (Arm_input_section::original_size): New method.
1837 (Arm_input_section::do_addralign): Add a cast.
1838 (Arm_input_section::do_output_offset): Remove static cast.
1839 (Arm_input_section::original_addralign,
1840 Arm_input_section::original_size_): Change type to uint32_t.
1841 (Arm_input_section::init): Add safe casts for section alignment
1842 and size.
1843 (Arm_input_section::set_final_data_size): Do not set address and
1844 offset of stub table.
1845 (Arm_output_section::fix_exidx_coverage): Change use of of
1846 Output_section::Simple_input_section to that of
1847 Output_section::Input_section.
1848 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1849 except for the first pass.
1850 * output.cc (Output_section::get_input_sections): Change type of
1851 input_sections to std::list<Input_section>.
1852 (Output_section::add_script_input_section): Rename from
1853 Output_section::add_simple_input_section. Change type of SIS
1854 parameter from Simple_input_section to Input_section.
1855 * output.h (Output_section::Simple_input_section): Remove class.
1856 (Output_section::Input_section): Change class visibility to public.
1857 (Output_section::Input_section::addralign): Use stored alignments
1858 for special input sections if set.
1859 (Output_section::Input_section::set_addralign): New method.
1860 (Output_section::get_input_sections): Change parameter type from
1861 list of Simple_input_section to list of Input_section.
1862 (Output_section::add_script_input_section): Rename from
1863 Output_section::add_simple_input_section. Change first parameter's
1864 type from Simple_input_section to Input_section and remove the
1865 second and third parameters.
1866 * script-sections.cc (Input_section::Input_section_list): Change
1867 type to list of Output_section::Input_section/
1868 (Input_section_info::Input_section_info): Change parameter type of
1869 INPUT_SECTION to Output_section::Input_section.
1870 (Input_section_info::input_section): Change return type.
1871 (Input_section_info::input_section_): Change type to
1872 Output_section::Input_section.
1873 (Output_section_element_input::set_section_addresses): Adjust code
1874 to use Output_section::Input_section instead of
1875 Output_section::Simple_input_section. Adjust code for renaming
1876 of Output_section::add_simple_input_section.
1877 (Orphan_output_section::set_section_addresses): Ditto.
1878
e1e82ea4
RW		 18792010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1880
1881 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1882 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1883
91e75c8a
RÁE		 18842010-05-18 Rafael Espindola <espindola@google.com>
1885
1886 * options.cc (General_options::finalize): Handle -nostdlib.
1887 * options.h (nostdlib): New option.
1888 * script.cc (script_add_search_dir): Handle -nostdlib.
1889
da59ad79
DK		 18902010-05-12 Doug Kwan <dougkwan@google.com>
1891
1892 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1893 attributes section only if there no attributes section after merging.
1894 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1895 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1896 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1897 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1898 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1899 and arm_attr_merge_7.stdout.
1900 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1901 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1902 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1903 arm_attr_merge_7b.o): New rules.
1904 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1905 arm_attr_merge_7
1906 * testsuite/Makefile.in: Regenerate.
1907 * testsuite/arm_attr_merge.sh: New file.
1908 * testsuite/arm_attr_merge_[67][ab].s: Same.
1909
3e01a7fd
NC		 19102010-05-05 Nick Clifton <nickc@redhat.com>
1911
1912 * po/es.po: Updated Spanish translation.
1913
7ad2014a
L		 19142010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1915
1916 * Makefile.am (install-exec-local): Properly install gold as
1917 default cross linker.
1918 * Makefile.in: Regenerated.
1919
4fda8867
NC		 19202010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1921 Nick Clifton <nickc@redhat.com>
1922
1923 * configure.ac (install_as_default): Define and set to false
1924 unless --enable-gold or --enable-gold=both/gold has been
1925 specified.
1926 * configure: Regenerate.
1927
1928 * Makefile.am (install-exec-local): Install the executable as
1929 'ld.gold'. If install_as_default is true then also install it as
1930 'ld'.
1931 * Makefile.in: Regenerated.
1932
bd288ea2
ILT		 19332010-04-24 Ian Lance Taylor <iant@google.com>
1934
1935 * layout.cc (Layout::layout_reloc): In relocatable link don't
1936 combine reloc sections for grouped sections.
1937
ef38fd8a
ST		 19382010-04-23 Sriraman Tallam <tmsriram@google.com>
1939
1940 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1941 sections that are not ordinary to icf.
1942 * icf.cc (get_section_contents): Handle relocation pointing to section
1943 with no object or shndx information.
1944 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1945 * testsuite/Makefile.in: Regenerate.
1946 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1947 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1948
f6973bdc
ILT		 19492010-04-22 Ian Lance Taylor <iant@google.com>
1950
1951 * expression.cc (Expression::Expression_eval_info): Add
1952 result_alignment_pointer field.
1953 (Expression::eval_with_dot): Add result_alignment_pointer
1954 parameter. Change all callers.
1955 (Expression::eval_maybe_dot): Likewise.
1956 (class Binary_expression): Add alignment_pointer parameter to
1957 left_value and right_value. Change all callers.
1958 (BINARY_EXPRESSION): Set result alignment.
1959 (class Trinary_expression): Add alignment_pointer parameter to
1960 arg2_value and arg3_value. Change all callers.
1961 (Trinary_cond::value): Set result alignment.
1962 (Max_expression::value, Min_expression::value): Likewise.
1963 (Align_expression::value): Likewise.
1964 * script-sections.cc (class Sections_element): Add dot_alignment
1965 parameter to set_section_addresses virtual function. Update
1966 instantiations.
1967 (class Output_section_element): Likewise.
1968 (Script_sections::create_segments): Add dot_alignment parameter.
1969 Change all callers.
1970 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1971 (Script_sections::set_phdrs_clause_addresses): Likewise.
1972 * script-sections.h: Update declarations.
1973 * script.h: Update declarations.
1974 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1975 min_p_align.
1976 * testsuite/script_test_3.t: Set large alignment.
1977 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1978 segment has expected alignment.
1979
9c9c98a5
NC		 19802010-04-22 Nick Clifton <nickc@redhat.com>
1981
1982 * po/gold.pot: Updated by the Translation project.
1983 * po/vi.po: Updated Vietnamese translation.
1984
2253bfba
L		 19852010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1986
1987 * testsuite/Makefile.am (check_PROGRAMS): Add
1988 icf_virtual_function_folding_test.
1989 * testsuite/Makefile.in: Regenerated.
1990
85fdf906
AH		 19912010-04-15 Andrew Haley <aph@redhat.com>
1992
1993 * options.h (merge_exidx_entries): New option.
1994 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1995 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1996 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1997 (Target_arm::merge_exidx_entries): New function.
1998 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1999 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2000 to Arm_exidx_fixup constructor.
2001 Add new arg, merge_exidx_entries.
2002 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2003 Arm_output_section::fix_exidx_coverage.
2004
ce97fa81
ST		 20052010-04-18 Sriraman Tallam <tmsriram@google.com>
2006
2007 * icf.cc (get_section_contents): Check for preemptible functions.
2008 Ignore addend when appropriate.
2009 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2010 section folded.
2011 (add_from_relobj): Check for section folded.
2012 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2013 * symtab.h (should_add_dynsym_entry): Add new parameter.
2014 * target-reloc.h (scan_relocs): Check for section folded.
2015 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2016 Check reloc types for function pointers in shared objects.
2017 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2018 case.
2019 (icf_preemptible_functions_test): New test case.
2020 (icf_string_merge_test): New test case.
2021 * testsuite.Makefile.in: Regenerate.
2022 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2023 bar_glob. Refactor code.
2024 * testsuite/icf_preemptible_functions_test.cc: New file.
2025 * testsuite/icf_preemptible_functions_test.sh: New file.
2026 * testsuite/icf_string_merge_test.cc: New file.
2027 * testsuite/icf_string_merge_test.sh: New file.
2028 * testsuite/icf_virtual_function_folding_test.cc: New file.
2029 * testsuite/icf_virtual_function_folding_test.sh: New file.
2030
04ceb17c
DK		 20312010-04-14 Doug Kwan <dougkwan@google.com>
2032
2033 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2034 for local symbol recounting if we remove a section due to ICF.
2035 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2036 there are no regular objects in input.
2037
153e7da4
DK		 20382010-04-13 Doug Kwan <dougkwan@google.com>
2039
2040 * arm.cc (Arm_input_section::set_final_data_size): Compute
2041 accurate final data size instead of using current data size.
2042
4dbd9faf
DK		 20432010-04-09 Doug Kwan <dougkwan@google.com>
2044
2045 * layout.cc (Layout::choose_output_section): Handle script section
2046 types.
2047 (Layout::make_output_section_for_script): Add section type parameter.
2048 Handle script section types.
2049 * layout.h (Layout::make_output_section_for_script): Add section
2050 type parameter.
2051 * output.cc (Output_section::Output_section): Initialize data member
2052 is_noload_.
2053 (Output_section::do_reset_address_and_file_offset): Do not set address
2054 to 0 if section is a NOLOAD section.
2055 * output.h (Output_section::is_noload): New method.
2056 (Output_section::set_is_noload): Ditto.
2057 (Output_section::is_noload_): New data member.
2058 * script-c.h (Script_section_type): New enum type.
2059 (struct Parser_output_section_header): Add new file section_type.
2060 * script-sections.cc (Sections_element::output_section_name): Add
2061 parameter for returning script section type.
2062 (Output_section_definition::output_section_name): Ditto.
2063 (Output_section_definition::section_type)P; New method.
2064 (Output_section_definiton::script_section_type_name): Ditto.
2065 (Output_section_definition::script_section_type_): New data member.
2066 (Output_section_definition::Output_section_definition): Initialize
2067 data member Output_section_definition::script_section_type_.
2068 (Output_section_definition::create_sections): Pass script section type
2069 to Layout::make_output_section_for_script.
2070 (Output_section_definition::output_section_name): Return script
2071 section type to caller.
2072 (Output_section_definition::set_section_address): Do not advance
2073 dot value and load address if section type is NOLOAD. Set address
2074 of NOLOAD sections regardless of section flags.
2075 (Output_section_definition::print): Print section type if it is
2076 not SCRIPT_SECTION_TYPE_NONE.
2077 (Output_section_definition::section_type): New method.
2078 (Output_section_definition::script_section_type_name): Ditto.
2079 (Script_sections::output_section_name): Add new parameter
2080 PSECTION_TYPE for returning script section type. Pass it to
2081 section elements. Handle discard sections.
2082 (Sort_output_sections::operator()): Handle NOLOAD sections.
2083 * script-sections.h (Script_sections::Section_type): New enum type.
2084 (Script_sections::output_section_name): Add a new parameter for
2085 returning script section type.
2086 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2087 INFO and NOLOAD.
2088 * yyscript.y (union): Add new field SECTION_TYPE.
2089 (COPY, DSECT, INFO, NOLOAD): New tokens.
2090 (opt_address_and_section_type): Change type to output_section_header.
2091 (section_type): New non-terminal
2092 (section_header): Handle section type.
2253bfba 2093 (opt_address_and_section_type): Return section type value.
4dbd9faf 2094
721ea635
L		 20952010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2096
2097 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2098 * testsuite/plugin_common_test_2.c (foo): Likewise.
2099
6bf924b0
DK		 21002010-04-08 Doug Kwan <dougkwan@google.com>
2101
2102 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2103 Output_merge_data.
2104 * output.cc (Output_section::add_merge_input_section): Simplify
2105 code and return status of Output_merge_base::add_input_section.
e1df38aa 2106 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2107 returns true.
2108
24af6f92
DK		 21092010-04-07 Doug Kwan <dougkwan@google.com>
2110
2111 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2112 if section is marked as containing instructions but has no mapping
2113 symbols.
2114 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2115 correct section index.
2116 (Arm_relobj::find_linked_text_section): Ditto.
2117
00698fc5
CC		 21182010-04-07 Cary Coutant <ccoutant@google.com>
2119
2120 * archive.cc (include_member): Destroy Read_symbols_data object before
2121 releasing file.
2122 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2123 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2124 (Read_symbols_data::~Read_symbols_data) New destructor.
2125 (Section_relocs::Section_relocs) New constructor.
2126 (Section_relocs::~Section_relocs) New destructor.
2127 (Read_relocs_data::Read_relocs_data) New constructor.
2128 (Read_relocs_data::~Read_relocs_data) New destructor.
2129 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2130 pointers to NULL after deleting.
2131
7296d933
DK		 21322010-04-07 Doug Kwan <dougkwan@google.com>
2133
2134 * arm.cc: Replace "endianity" with "endianness" in comments.
2135 (Arm_exidx_cantunwind): Ditto.
2136 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2137 (Arm_relobj::merge_flags_and_attributes): New method.
2138 (Arm_relobj::merge_flags_and_attributes_): New data member.
2139 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2140 (Arm_relobj::scan_sections_for_stubs): Ditto.
2141 (Arm_relobj::do_read_symbols): Check to see if we really want to
2142 merge processor-specific flags and attributes. Exit early if
2143 an object is empty except for section names and the undefined symbol.
2144 (Target_arm::do_finalize_sections): Move check for ELF format to
2145 Arm_relobj::do_read_symbols. Merge processor specific flags and
2146 attributes from a regular object only when we have determined that
2147 it is aapropriate. Do not create an .ARM.attributes section in
2148 output if there is no regular input object.
2149 (Target_arm::merge_processor_specific_flags): Check
2150 --warn-mismatch before printing any error.
2151 (Target_arm::merge_object_attributes): Ditto.
2152 * gold.cc (queue_middle_tasks): Handle the case in which there is
2153 no regular object in input.
2154 * options.cc (General_options::parse_EB): New method.
2155 (General_options::parse_EL): Same.
2156 (General_options::General_options): Initialize endianness_.
2157 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2158 New options.
2159 (General_options::Endianness): New enum.
2160 (General_options::endianness): New method.
2161 (General_options::endianness_): New data member.
2162 * parameters.cc (Parameters::set_options): Check target endianness.
2163 (Parameters::set_target_once): Ditto.
2164 (Parameters::check_target_endianness): New method.
2165 (parameters_force_valid_target): If either -EL or -EB is specified,
2166 use it to define endianness of default target.
2167 * parameters.h (Parameters::check_target_endianness): New method
2168 declaration.
2169 * target.h (class Target): Change "endianity" to "endianness"
2170 in comments.
2171
efc8d4f2
RW		 21722010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2173
2174 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2175 * configure: Regenerate.
2176 * Makefile.in: Regenerate.
2177 * testsuite/Makefile.in: Regenerate.
2178
be234d88
CC		 21792010-04-06 Cary Coutant <ccoutant@google.com>
2180
2181 gcc PR lto/42757
2182 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2183 prevailing definitions of common symbols.
2184 * testsuite/plugin_test_6.sh: New test case.
2185 * testsuite/plugin_common_test_1.c: New test case.
2186 * testsuite/plugin_common_test_2.c: New test case.
2187 * testsuite/Makefile.am (plugin_test_6): New test case.
2188 * testsuite/Makefile.in: Regenerate.
2189
bd32c6bd
NC		 21902010-04-06 Nick Clifton <nickc@redhat.com>
2191
2192 * po/vi.po: New Vietnamese translation.
2193
323c532f
DK		 21942010-03-30 Doug Kwan <dougkwan@google.com>
2195
2196 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2197
4fcd97eb
DK		 21982010-03-25 Doug Kwan <dougkwan@google.com>
2199
2200 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2201 to avoid a conversion warning on a 32-bit host.
2202
4ebf39db
ILT		 22032010-03-24 Ian Lance Taylor <iant@google.com>
2204
2205 * testsuite/script_test_3.t: Add a TLS segment.
2206 * testsuite/Makefile.am (check_PROGRAMS): Add
2207 tls_phdrs_script_test.
2208 (tls_phdrs_script_test_SOURCES): Define.
2209 (tls_phdrs_script_test_DEPENDENCIES): Define.
2210 (tls_phdrs_script_test_LDFLAGS): Define.
2211 (tls_phdrs_script_test_LDADD): Define.
2212 * testsuite/Makefile.in: Rebuild.
2213
4a599bdd
CC		 22142010-03-23 Cary Coutant <ccoutant@google.com>
2215
2216 * fileread.cc (find_or_make_view): Fix comment.
2217
6c93b22c
ILT		 22182010-03-23 Ian Lance Taylor <iant@google.com>
2219
2220 * script-sections.cc (class Orphan_section_placement): Define
2221 PLACE_TLS and PLACE_TLS_BSS.
2222 (Orphan_section_placement::Orphan_section_placement): Initialize
2223 new places.
2224 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2225 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2226 (tls_script_test_SOURCES): Define.
2227 (tls_script_test_DEPENDENCIES): Define.
2228 (tls_script_test_LDFLAGS): Define.
2229 (tls_script_test_LDADD): Define.
2230 * testsuite/Makefile.in: Rebuild.
2231
a2c7281b
DK		 22322010-03-22 Doug Kwan <dougkwan@google.com>
2233
2234 * arm.cc (Arm_relocate_functions::abs8,
2235 Arm_relocate_functions::abs16): Use correct check for overflow
2236 specified in the ARM ELF specs.
2237 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2238 target of a BLX instruction specially.
2239 (Reloc_stub::stub_type_for_reloc): Ditto.
2240 (Relocate::relocate): Use symbolic names instead of numeric relocation
2241 codes to report error.
2242 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2243 workaround.
2244 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2245 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2246 thumb2_blx_out_of_range.stdout
2247 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2248 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2249 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2250 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2251 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2252 thumb2_blx_in_range, thumb2_blx_in_range.o,
2253 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2254 thumb2_blx_out_of_range.o): New rules.
2255 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2256 thumb2_blx_in_range and thumb2_blx_out_of_range.
2257 * testsuite/Makefile.in: Regenerate.
2258 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2259 * testsuite/thumb_blx_in_range.s: New file.
2260 * testsuite/thumb_blx_out_of_range.s: New file.
2261
b0193076
RÁE		 22622010-03-22 Rafael Espindola <espindola@google.com>
2263
2264 * archive.cc (Should_include): Move to archive.h.
2265 (should_include_member): Make it a member of Archive.
2266 (Lib_group): New.
2267 (Add_lib_group_symbols): New.
2268 * archive.h: Include options.h.
2269 (Archive_member): Moved from Archive.
2270 (Should_include): Moved from archive.cc.
2271 (Lib_group): New.
2272 (Add_lib_group_symbols): New.
2273 * dynobj.cc (do_should_include_member): New.
2274 * dynobj.h (do_should_include_member): New.
2275 * gold.cc (queue_initial_tasks): Update call to queue.
2276 * main.cc (main): Print lib group stats.
2277 * object.cc (do_should_include_member): New.
2278 * object.h: Include archive.h.
2279 (Object::should_include_member): New.
2280 (Object::do_should_include_member): New.
2281 (Sized_relobj::do_should_include_member): New.
2282 * options.cc (General_options::parse_start_lib): New.
2283 (General_options::parse_end_lib): New.
2284 (Input_arguments::add_file): Handle lib groups.
2285 (Input_arguments::start_group): Check we are not in a lib.
2286 (Input_arguments::start_lib): New.
2287 (Input_arguments::end_lib): New.
2288 * options.h (General_options): Add start_lib and end_lib.
2289 (Input_argument::lib_): New.
2290 (Input_argument::lib): New.
2291 (Input_argument::is_lib): New.
2292 (Input_file_lib): New.
2293 (Input_arguments::in_lib_): New.
2294 (Input_arguments::in_lib): New.
2295 (Input_arguments::start_lib): New.
2296 (Input_arguments::end_lib_): New.
2297 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2298 in unused members as preempted.
2299 (Sized_pluginobj::do_should_include_member): New.
2300 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2301 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2302 return the blocker.
2303 (Read_symbols::do_whole_lib_group): New.
2304 (Read_symbols::do_lib_group): New.
2305 (Read_symbols::do_read_symbols): Handle lib groups.
2306 (Read_symbols::get_name): Handle lib groups.
2307 * readsyms.h (Read_symbols): Add an archive member pointer.
2308 (Read_symbols::do_whole_lib_group): New.
2309 (Read_symbols::do_lib_group): New.
2310 (Read_symbols::member_): New.
2311 * script.cc (read_input_script): Update call to queue_soon.
2312
d099120c
DK		 23132010-03-19 Doug Kwan <dougkwan@google.com>
2314
2315 * arm.cc (Stub_table::Stub_table): Initialize new data members
2316 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2317 (Stub_table::add_reloc_stub): Assign stub offset and update
2318 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2319 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2320 New data members.
2321 (Stub_table::update_data_size_and_addralign): Use
2322 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2323 instead of going over all reloc stubs.
2324 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2325 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2326 Stringpool_template::offset_ to size of Stringpool_char.
2327 (Stringpool_template::new_key_offset): Remove code to initialize
2328 Stringpool_template::offset_.
2329 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2330 Stringpool_template::offset_ to zero.
2331
1aa37384
DK		 23322010-03-15 Doug Kwan <dougkwan@google.com>
2333
2334 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2335 offset_.
2336 (Stringpool_template::new_key_offset): New method.
2337 (Stringpool_template::add_string): Assign offsets when adding new
2338 strings.
2339 (Stringpool_template::set_string_offsets): Do not set string offsets
2340 when not optimizing.
2341 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2342 member size_.
2343 (Chunked_vector::clear): Clear size_.
2344 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2345 (Chunked_vector::size): Return size_.
2346 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2347 (Chunked_vector::size_): New data member.
1aa37384
DK		 2348 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2349 (Stringpool_template::new_key_offset): New method declaration.
2350 (Stringpool_template::offset_): New data member.
2351
b672b057
RÁE		 23522010-03-15 Rafael Espindola <espindola@google.com>
2353
2354 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2355 Add_symbols' constructor.
2356 * readsyms.h (Add_symbols): Remove the input_group member.
2357
b6848d3c
ILT		 23582010-03-10 Ian Lance Taylor <iant@google.com>
2359
2360 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2361 target to ask whether a reference to a symbol requires a stack
2362 split.
2363 * target.h (Target::is_call_to_non_split): New function.
2364 (Target::do_is_call_to_non_split): Declare virtual function.
2365 * target.cc: Include "symtab.h".
2366 (Target::do_is_call_to_non_split): New function.
2367 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2368
a2a5469e
CC		 23692010-03-10 Cary Coutant <ccoutant@google.com>
2370
2371 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2372 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2373 (File_read::open[2]): Add whole_file_view_ to list of views.
2374 (File_read::make_view): Remove test of whole_file_view_.
2375 (File_read::find_or_make_view): Create whole_file_view_ if
2376 necessary.
2377 (File_read::clear_views): Replace bool parameter with enum;
2378 adjust all callers. Don't delete views with permanent data;
2379 do delete cached views and views from archives if
2380 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2381 if clearing the corresponding view.
2382 * fileread.h (File_read::Clear_views_mode): New enum.
2383 (File_read::View::is_permanent_view): New method.
2384 (File_read::clear_views): Replace bool parameter
2385 with enum; adjust all callers.
2386 * options.h (General_options): Change keep_files_mapped option;
2387 add map_whole_files.
2388 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2389 releasing the file.
2390 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2391 the file.
2392
8861f32b
DM		 23932010-03-10 David S. Miller <davem@davemloft.net>
2394
2395 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2396
d62d0f5f
ST		 23972010-03-09 Sriraman Tallam <tmsriram@google.com>
2398
2399 * icf.cc (get_section_contents): Add '@' marker after processing the
2400 merge reloc.
2401
9177756d
DK		 24022010-03-08 Doug Kwan <dougkwan@google.com>
2403
2404 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2405 due to a conversion warning.
2406 (Arm_relobj::update_output_local_symbol_count): Check for local
2407 symbol with unset output index.
2408
9e9e071b
ILT		 24092010-03-05 Ian Lance Taylor <iant@google.com>
2410
2411 * options.h (class General_options): Add --spare-dynamic-tags.
2412 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2413 --spare-dynamic-tags.
2414
a81ee015
ILT		 24152010-03-05 Ian Lance Taylor <iant@google.com>
2416
2417 * incremental.cc: Include "libiberty.h".
2418
44ec90b9
RO		 24192010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2420
2421 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2422 function, is_info_ member.
2423 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2424 (Versions::Versions): Update caller.
2425 (Versions::define_base_version): Likewise.
2426 (Versions::add_def): Likewise.
2427
0897ed3b
ST		 24282010-03-03 Sriraman Tallam <tmsriram@google.com>
2429
2430 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2431 (Scan::possible_function_pointer_reloc): New function.
2432 (Scan::local_reloc_may_be_function_pointer): Change to call
2433 possible_function_pointer_reloc.
2434 (Scan::global_reloc_may_be_function_pointer): Ditto.
2435 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2436 relocations in ".data.rel.ro._ZTV" section.
2437 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2438 * testsuite/icf_safe_so_test.cc: Ditto.
2439 * testsuite/icf_safe_test.cc: Ditto.
2440 * testsuite/icf_safe_test.sh: Ditto.
2441
d3bbad62
ILT		 24422010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2443 Ian Lance Taylor <iant@google.com>
2444
2445 * target-reloc.h (relocate_section): Check the symbol table index
2446 for -1U before setting the local symbol index.
2447 (scan_relocatable_relocs): If copying the relocation, record that
2448 the local symbol is required.
2449 * object.h (Symbol_value::is_output_symtab_index_set): New
2450 function.
2451 (Symbol_value::may_be_discarded_from_output_symtab): New
2452 function.
2453 (Symbol_value::has_output_symtab_entry): New function.
2454 (Symbol_value::needs_output_symtab_entry): Remove.
2455 (Symbol_value::output_symtab_index): Make sure the symbol index is
2456 set.
2457 (Symbol_value::set_output_symtab_index): Make sure the symbol
2458 index is not set. Make sure the new index is valid.
2459 (Symbol_value::set_must_have_output_symtab_entry): New function.
2460 (Symbol_value::has_output_dynsym_entry): New function.
2461 (Symbol_value::set_output_dynsym_index): Make sure the new index
2462 is valid.
2463 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2464 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2465 local symbol if permitted.
2466 (Sized_relobj::do_finalize_local_symbols): Call
2467 is_output_symtab_index_set rather than needs_output_symtab_entry.
2468 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2469 rather than needs_output_symtab_entry. Call
2470 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2471 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2472 is_output_symtab_index_set rather than needs_output_symtab_entry.
2473 * testsuite/discard_locals_relocatable_test.c: New file.
2474 * testsuite/discard_locals_test.sh: Test -r.
2475 * testsuite/Makefile.am (check_DATA): Add
2476 discard_locals_relocatable_test1.syms,
2477 discard_local_relocatable_test2.syms.
2478 (MOSTLYCLEANFILES): Likewise. Also add
2479 discard_locals_relocatable_test1.lout and
2480 discard_locals_relocatable_test2.out.
2481 (discard_locals_relocatable_test1.syms): New target.
2482 (discard_locals_relocatable_test.o): New target.
2483 (discard_locals_relocatable_test1.out): New target.
2484 (discard_locals_relocatable_test2.syms): New target.
2485 (discard_locals_relocatable_test2.out): New target.
2486 (various): Add missing ../ld-new dependencies.
2487 * testsuite/Makefile.in: Rebuild.
2488
7e8ccf26
NC		 24892010-03-03 Nick Clifton <nickc@redhat.com>
2490
2491 * po/fi.po: New Finnish translation.
2492
2a0ff005
DK		 24932010-03-01 Doug Kwan <dougkwan@google.com>
2494
2495 * layout.cc (Layout::Layout): Force section types of .init_array*,
2496 .preinit_array* and .fini_array* sections.
2497 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2498 Fix check of return value of std::string::find.().
2499 (Output_section::Input_section_sort_compare::operator()): Remove
2500 comment about .init_array.
2501 (Output_section::Input_section_sort_init_fini_compare::operator()):
2502 New method.
2503 (Output_section::sort_attached_input_sections): Handle .init_array
2504 and .fini_array specially.
2505 * output.h (Output_section::Inut_section_sort_compare): Update
2506 comment.
2507 (Output_section::Input_section_sort_init_fini_compare): New struct.
2508
c3e4ae29
DK		 25092010-02-26 Doug Kwan <dougkwan@google.com>
2510
2511 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2512 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2513 * testsuite/debug_msg.sh: Avoid matching source line number for
2514 use of global variable undef_int.
2515
2fd9ae7a
DK		 25162010-02-26 Doug Kwan <dougkwan@google.com>
2517
2518 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2519 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2520 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2521 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2522 * options.cc (General_options::General_options): Initialize member
2523 fix_v4bx_.
2524 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2525 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2526 and rm_no_fix_v4bx.stdout
2527 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2528 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2529 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2530 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2531 and arm_no_fix_v4bx.
2532 * Makefile.in: Regenerate.
2533 * testsuite/arm_fix_v4bx.s: New file.
2534 * testsuite/arm_fix_v4bx.sh: Ditto.
2535
67ec7d0b
DK		 25362010-02-24 Doug Kwan <dougkwan@google.com>
2537
2538 * arm.cc (Target_arm::got_section): Make the .got section the first
2539 non RELRO section in the data segment.
2540 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2541 suffixes of section names.
2542
10165461
DK		 25432010-02-24 Doug Kwan <dougkwan@google.com>
2544
2545 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2546 flags and attributes merging if an input file is a binary file.
2547 * fileread.cc (Input_file::open): Record format of original file.
2548 * fileread.h (Input_file::Format): New enum type.
2549 (Input_file::Input_file): Initialize data member format_.
2550 (Input_file::format): New method definition.
2551 (Input_file::format_):: New data member.
2552
4a54abbb
DK		 25532010-02-24 Doug Kwan <dougkwan@google.com>
2554
2555 * arm.cc (Arm_output_data_got): New class.
2556 (ARM_TCB_SIZE): New constant
2557 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2558 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2559 If user uses a script with a SECTIONS clause, issue only a warning
2560 for a misplaced EXIDX input section. Otherwise, issue an error.
2561 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2562 garbage collection.
2563 (Target_arm::got_mode_index_entry): Handle static linking.
2564 (Target_arm::Scan::local): Ditto.
2565 (Target_arm::Scan::global): Ditto.
2566 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2567 all incorrectly implemented relocations.
e1df38aa 2568 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2569 Arm_output_section::fix_exidx_coverage.
2570 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2571 from ".ARM.exidx." and ".ARM.extab.".
2572
ca419a6f
ILT		 25732010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2574
2575 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2576 section if it does not already exist.
2577 * attributes.cc (Attributes_section_data::Attributes_section_data):
2578 Don't crash if size is zero.
2579
135b9c78
ILT		 25802010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2581 Ian Lance Taylor <iant@google.com>
2582
2583 * gold.cc (queue_middle_tasks): If no input files were opened,
2584 exit.
2585 * workqueue.h (Task_function::Task_function): Assert that there is
2586 a blocker.
2587
bb0bfe4f
DK		 25882010-02-22 Doug Kwan <dougkwan@google.com>
2589
2590 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2591 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2592 types to avoid warnings due to different uint64_t implementations
2593 on different hosts.
2594
2a2b6d42
DK		 25952010-02-21 Doug Kwan <dougkwan@google.com>
2596
2597 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2598 handling of the maximum backward branch offset.
2599 (Arm_relocate_functions::thumb_branch_common): Ditto.
2600 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2601 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2602 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2603 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2604 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2605 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2606 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2607 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2608 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2609 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2610 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2611 thumb2_bl_out_of_range.o): New rules.
2612 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2613 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2614 thumb2_bl_out_of_range
2615 * testsuite/Makefile.in: Regenerate.
2616 * testsuite/arm_bl_in_range.s: New file.
2617 * testsuite/arm_bl_out_of_range.s: Ditto.
2618 * testsuite/arm_branch_in_range.sh: Ditto.
2619 * testsuite/arm_branch_range.t: Ditto.
2620 * testsuite/thumb2_branch_range.t: Ditto.
2621 * testsuite/thumb_bl_in_range.s: Ditto.
2622 * testsuite/thumb_bl_out_of_range.s: Ditto.
2623 * testsuite/thumb_branch_range.t: Ditto.
2624
b487ad64
ST		 26252010-02-20 Sriraman Tallam <tmsriram@google.com>
2626
2627 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2628 Add reloc offset information.
2629 * icf.cc (get_section_contents): Change iterators to point to the new
2630 vectors. Add reloc offset information to the contents.
2631 * icf.h (Icf::Sections_reachable_info): New typedef.
2632 (Icf::Sections_reachable_list): New typedef.
2633 (Icf::Offset_info): New typedef.
2634 (Icf::Reloc_info): New struct typedef.
2635 (Icf::Reloc_info_list): New typedef.
2636 (Icf::symbol_reloc_list): Delete method.
2637 (Icf::addend_reloc_list): Delete method.
2638 (Icf::section_reloc_list): Delete method.
2639 (Icf::reloc_info_list): New method.
2640 (Icf::reloc_info_list_): New member.
2641
f96accdf
DK		 26422010-02-19 Doug Kwan <dougkwan@google.com>
2643
2644 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2645 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2646 * arm.cc (Arm_relocation_functions): New forward declaration.
2647 (Target_arm::Target_arm): Initialize new data members
2648 got_mod_index_offset_ and tls_base_symbol_defined_.
2649 (Target_arm::Relocate::relocate_tls): New method.
2650 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2651 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2652 New methods.
2653 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2654 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2655 (Target_arm::got_mod_index_offset_,
2656 Target_arm::tls_base_symbol_defined_): New data members.
2657 (Target_arm::Scan::local, Target::Scan::global,
2658 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2659 relocations.
2660
c8761b9a
DK		 26612010-02-18 Doug Kwan <dougkwan@google.com>
2662
2663 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2664 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2665 text section as a parameter becuase some broken tools may not set
2666 the link in section header.
2667 (Target_arm::has_got_section): New method.
2668 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2669 without any mapping symbol as data only. Remove warning.
2670 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2671 link in its section header, try to discover the link by inspecting the
2672 REL31 relocation at the beginning of the section.
2673 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2674 in error message.
2675 (Target_arm::Scan::global): Treat any reference to the symbol
2676 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2677
21bb3914
ST		 26782010-02-12 Sriraman Tallam <tmsriram@google.com>
2679
2680 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2681 (Scan::global_reloc_may_be_function_pointer): New function.
2682 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2683 (Scan::global_reloc_may_be_function_pointer): New function.
2684 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2685 (Scan::global_reloc_may_be_function_pointer): New function.
2686 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2687 (Scan::global_reloc_may_be_function_pointer): New function.
2688 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2689 (Scan::global_reloc_may_be_function_pointer): New function.
2690 (Scan::possible_function_pointer_reloc): New function.
2691 (Target_x86_64::can_check_for_function_pointers): New function.
2692 * gc.h (gc_process_relocs): Scan relocation types to determine if
2693 function pointers were taken for targets that support it.
2694 * icf.cc (Icf::find_identical_sections): Include functions for
2695 folding in safe ICF whose pointer is not taken.
2696 * icf.h (Secn_fptr_taken_set): New typedef.
2697 (fptr_section_id_): New member.
2698 (section_has_function_pointers): New function.
2699 (set_section_has_function_pointers): New function.
2700 (check_section_for_function_pointers): New function.
2701 * options.h: Fix comment for safe ICF option.
2702 * target.h (can_check_for_function_pointers): New function.
2703 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2704 Modify icf_safe_test for X86-64.
2705 * testsuite/Makefile.in: Regenerate.
2706 * testsuite/icf_safe_so_test.cc: New file.
2707 * testsuite/icf_safe_so_test.sh: New file.
2708 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2709 (main): Change to take pointer to function kept_func_3.
2710 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2711 folding is done correctly for X86-64.
2712
0da6fa6c
DM		 27132010-02-12 David S. Miller <davem@davemloft.net>
2714
2715 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2716 is_symbolless parameter.
2717 (Output_reloc<SHT_REL>::is_symbolless): New.
2718 (Output_reloc<SHT_REL>::is_symbolless_): New.
2719 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2720 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2721 (Output_reloc<SHT_RELA>::is_symbolless): New.
2722 (Output_data_reloc::add_global): Handle is_symbolless.
2723 (Output_data_reloc::add_global_relative): Likewise.
2724 (Output_data_reloc::add_local): Likewise.
2725 (Output_data_reloc::add_local_relative): Likewise.
2726 (Output_data_reloc::add_symbolless_global_addend): New.
2727 (Output_data_reloc::add_symbolless_local_addend): New.
2728 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2729 is_symbolless.
2730 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2731 instead of ->is_relative_
2732 (Output_reloc::write): Likewise.
2733 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2734 (Output_reloc::write_rel): Simplify.
2735
2736 * sparc.cc (Target_sparc::Scan::local): Use
2737 ->add_symbolless_local_addend as needed.
2738 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2739 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2740 based upon relocation offset.
2741
e4782e83
DK		 27422010-02-11 Doug Kwan <dougkwan@google.com>
2743
2744 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2745 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2746 beginning of function.
2747 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2748 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2749 parameter is_32bit in calls to should_apply_static_reloc.
2750 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2751 (check_DATA): Add arm_abs_global.stdout.
2752 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2753 arm_abs_global.stdout): New rules.
2754 (MOSTLLYCLEANFILES): Add arm_abs_global
2755 * Makefile.in: Regenerate.
2756 * testsuite/arm_abs_global.s: New file.
2757 * testsuite/arm_abs_global.sh: Ditto.
2758 * testsuite/arm_abs_lib.s: Ditto.
2759
93ceb764
ILT		 27602010-02-11 Ian Lance Taylor <iant@google.com>
2761
2762 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2763 Read_relocs task.
2764 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2765 Allocate_commons_task first.
2766 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2767 task, rather than symtab_lock_.
2768 (Gc_process_relocs::~Gc_process_relocs): New function.
2769 (Gc_process_relocs::is_runnable): Check this_blocker_.
2770 (Gc_process_relocs::locks): Use next_blocker_ rather than
2771 blocker_.
2772 (Scan_relocs::~Scan_relocs): New function.
2773 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2774 symtab_lock_.
2775 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2776 next_blocker_.
2777 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2778 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2779 constructor accordingly.
2780 (class Gc_process_relocs): Likewise.
2781 (class Scan_relocs): Likewise.
2782 * common.h (class Allocate_commons_task): Remove symtab_lock_
2783 field, and corresponding constructor parameter.
2784 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2785 symtab_lock_.
2786 (Allocate_commons_task::locks): Likewise.
2787
114dfbe1
ILT		 27882010-02-11 Ian Lance Taylor <iant@google.com>
2789
2790 * gold-threads.h (class Once): Define.
2791 (class Initialize_lock): Rewrite as child of Once.
2792 * gold-threads.cc (class Once_initialize): Define.
2793 (once_pointer_control): New static variable.
2794 (once_pointer, once_arg): New static variables.
2795 (c_run_once): New static function.
2796 (Once::Once, Once::run_once, Once::internal_run): New functions.
2797 (class Initialize_lock_once): Remove.
2798 (initialize_lock_control): Remove.
2799 (initialize_lock_pointer): Remove.
2800 (initialize_lock_once): Remove.
2801 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2802 (Initialize_lock::initialize): Rewrite.
2803 (Initialize_lock::do_run_once): New function.
2804 * archive.cc (Archive::interpret_header): Only clear name if it is
2805 not already empty.
2806 * fileread.cc: Include "gold-threads.h"
2807 (file_counts_lock): New static variable.
2808 (file_counts_initialize_lock): Likewise.
2809 (File_read::release): Only increment counts when using --stats.
2810 Use a lock around the increment.
2811 * parameters.cc (class Set_parameters_target_once): Define.
2812 (set_parameters_target_once): New static variable.
2813 (Parameters::Parameters): Move here from parameters.h.
2814 (Parameters::set_target): Rewrite.
2815 (Parameters::set_target_once): New function.
2816 (Parameters::clear_target): Move here and rewrite.
2817 * parameters.h (class Parameters): Update declarations. Add
2818 set_parameters_target_once_ field.
2819 (Parameters::Parameters): Move to parameters.cc.
2820 (Parameters::clear_target): Likewise.
2821 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2822 task.
2823 (Start_group::~Start_group): New function.
2824 (Start_group::is_runnable): New function.
2825 (Start_group::locks, Start_group::run): New functions.
2826 (Finish_group::run): Change saw_undefined to size_t.
2827 * readsyms.h (class Start_group): Define.
2828 (class Finish_group): Change saw_undefined_ field to size_t.
2829 (Finish_group::Finish_group): Remove saw_undefined and
2830 this_blocker parameters. Change all callers.
2831 (Finish_group::set_saw_undefined): New function.
2832 (Finish_group::set_blocker): New function.
2833 * symtab.h (class Symbol_table): Change saw_undefined to return
2834 size_t. Change saw_undefined_ field to size_t.
2835 * target-select.cc (Set_target_once::do_run_once): New function.
2836 (Target_selector::Target_selector): Initialize set_target_once_
2837 field. Don't initialize lock_ and initialize_lock_ fields.
2838 (Target_selector::instantiate_target): Rewrite.
2839 (Target_selector::set_target): New function.
2840 * target-select.h (class Set_target_once): Define.
2841 (class Target_selector): Update declarations. Make
2842 Set_target_once a friend. Remove lock_ and initialize_lock_
2843 fields. Add set_target_once_ field.
2844
fa17a3f4
ILT		 28452010-02-10 Ian Lance Taylor <iant@google.com>
2846
2847 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2848 queueing any tasks.
2849 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2850 (queue_middle_tasks): Add all blockers before queueing any tasks.
2851 (queue_final_tasks): Likewise.
2852 * token.h (Task_token::add_blockers): New function.
2853 * object.h (Input_objects::number_of_relobjs): New function.
2854
c7177d31
ILT		 28552010-02-10 Ian Lance Taylor <iant@google.com>
2856
5de0e392
ILT		 2857 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2858 shared, not if not position independent.
2859 * x86_64.cc (Relocate::relocate_tls): Likewise.
2860 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2861 (tls_pie_pic_test): New target.
2862 * testsuite/Makefile.in: Rebuild.
2863
c7177d31
ILT		 2864 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2865 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2866 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2867 * testsuite/Makefile.in: Rebuild.
2868
684b268a
DM		 28692010-02-09 David S. Miller <davem@davemloft.net>
2870
2871 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2872 R_SPARC_RELATIVE using ->add_local_relative().
2873 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2874
612a8d3d
DM		 2875 * output.h (Output_data_dynamic::add_section_size): New method
2876 that takes two Output_data objects.
2877 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2878 entry param. Handle it in initializers.
2879 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2880 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2881 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2882 arg.
2883 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2884 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2885 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2886 for dynrel_includes_plt.
2887 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2888 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2889 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2890 before .rela.plt
2891 (Target_sparc::do_finalize_sections): Update to pass true for
2892 dynrel_includes_plt.
2893 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2894 output before .rela.plt
2895 (Target_powerpc::do_finalize_sections): Update to pass true for
2896 dynrel_includes_plt when 32-bit.
2897
cb1be87e
DK		 28982010-02-08 Doug Kwan <dougkwan@google.com>
2899
2900 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2901 method.
2902 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2903 Arm_relobj::scan_section_for_cortex_a8_stubs,
2904 Arm_relobj::do_relocation_section): Instead of calling
2905 Output_section::output_address, use faster
2906 Arm_relobj::simple_input_section_output_address.
2907
705b5121
DM		 29082010-02-08 David S. Miller <davem@davemloft.net>
2909
2910 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2911 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2912 relocation helper function.
2913
024c4466
DM		 2914 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2915 just like R_SPARC_GOT{10,13,22}.
2916 (Target_sparc::Scan::local): Likewise.
2917 (Target_sparc::Relocate:relocate): Likewise.
2918
9109c078
ILT		 29192010-02-06 Ian Lance Taylor <iant@google.com>
2920
2921 * configure.ac: Rewrite targetobjs duplicate removal code to use
2922 only shell constructs.
2923 * configure: Rebuild.
2924
cf846138
DK		 29252010-02-05 Doug Kwan <dougkwan@google.com>
2926
2927 PR 11247
2928 * arm.cc (Arm_relobj::section_is_scannable): New method.
2929 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2930 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2931
6cfaf60b
DK		 29322010-02-04 Doug Kwan <dougkwan@google.com>
2933
2934 PR 11247
2935 * arm-reloc-property.cc (cstdio): Include.
2936 * configure.ac (targetobjs): Remove duplicates.
2937 * configure: Regenerate.
2938 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2939 big and little endian version for a given address size.
2940
5c57f1be
DK		 29412010-02-03 Doug Kwan <dougkwan@google.com>
2942
2943 * arm-reloc-property.cc
2944 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2945 definition.
2946 * arm-reloc-property.h
2947 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2948 New method definition.
2949 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2950 declaration.
2951 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2952 overflow to N.
2953 (GOT_PREL): Change implemented to Y.
2954 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2955 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2956 (Arm_relocate_functions::movw_abs_nc): Remove method.
2957 (Arm_relocate_functions::movt_abs): Ditto.
2958 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2959 (Arm_relocate_functions::thm_movt_abs): Ditto.
2960 (Arm_relocate_functions::movw_rel_nc): Ditto.
2961 (Arm_relocate_functions::movw_rel): Ditto.
2962 (Arm_relocate_functions::movt_rel): Ditto.
2963 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2964 (Arm_relocate_functions:thm_movw_rel): Ditto.
2965 (Arm_relocate_functions:thm_movt_rel): Ditto.
2966 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2967 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2968 New method definitions.
2969 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2970 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2971 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2972 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2973 (Target_arm::Relocate::relocate): Check for non-static or
2974 unimplemented relocation code and exit early. Change calls to
2975 Target_arm::reloc_uses_thumb_bit and
2976 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2977 instead. Refactor code to handle similar relocations to increase
2978 code sharing. Remove check for unsupported relocation code in switch
2979 statement.
2980 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2981 relocation property table to find out size. Change error message to
2982 print out the name of a relocation code instead of the numeric value.
2983 (Target_arm::scan_reloc_for_stub): Use relocation property table
2984 instead of calling Target_arm::reloc_uses_thumb_bit().
2985
218c5831
DK		 29862010-02-02 Doug Kwan <dougkwan@google.com>
2987
2988 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2989 types of relaxed input section.
2990
0d31c79d
DK		 29912010-02-02 Doug Kwan <dougkwan@google.com>
2992
2993 * Makefile.am (HFILES): Add arm-reloc-property.h.
2994 (DEFFILES): New.
2995 (TARGETSOURCES): Add arm-reloc-property.cc
2996 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2997 (libgold_a_SOURCES): $(DEFFILES)
2998 * Makefile.in: Regenerate.
2999 * arm-reloc-property.cc: New file.
3000 * arm-reloc-property.h: New file.
3001 * arm-reloc.def: New file.
3002 * arm.cc: Update comments.
3003 (arm-reloc-property.h): New included header.
3004 (arm_reloc_property_table): New global variable.
3005 (Target_arm::do_select_as_default_target): New method definition.
3006 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3007 arm-reloc-property to targ_extra_obj.
3008 * parameters.cc (set_parameters_target): Call
3009 Target::select_as_default_target().
3010 * target.h (Target::select_as_default_target): New method definition.
3011 (Target::do_select_as_default_target): Same.
3012
546c7457
DK		 30132010-02-01 Doug Kwan <dougkwan@google.com>
3014
3015 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3016 first_output_text_section_.
3017 (Arm_exidx_fixup::first_output_text_section): New method definition.
3018 (Arm_exidx_fixup::first_output_text_section_): New data member.
3019 (Arm_exidx_fixup::process_exidx_section): Record the first text
3020 output section seen.
3021 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3022 and entsize in output section header.
3023
11b861d5
DK		 30242010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3025
3026 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3027 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3028 (Arm_relocate_functions::thm_alu11): New Method.
3029 (Arm_relocate_functions::thm_pc8): New Method.
3030 (Arm_relocate_functions::thm_pc12): New Method.
3031 (Target_arm::Scan::local): Handle the relocations.
3032 (Target_arm::Scan::global): Likewise.
3033 (Target_arm::Relocate::relocate): Likewise.
3034 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3035
c9a2c125
DK		 30362010-01-29 Doug Kwan <dougkwan@google.com>
3037
3038 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3039 of relocation types as ld.
3040
1521477a
DK		 30412010-01-29 Doug Kwan <dougkwan@google.com>
3042
3043 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3044 to public.
3045 (Arm_relocate_functions::thumb_branch_common): Ditto.
3046 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3047 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3048 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3049 Arm_relocate_functions::jump24): Remove.
3050 (Target_arm::Relocate::relocate): Adjust code to call
3051 Arm_relocation_functions::arm_branch_common and
3052 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3053 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3054
e7eca48c
DK		 30552010-01-29 Doug Kwan <dougkwan@google.com>
3056
3057 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3058 output_local_symbol_count_needs_update_.
3059 (Arm_relobj::output_local_symbol_count_needs_update,
3060 Arm_relobj::set_output_local_symbol_count_needs_update,
3061 Arm_relobj::update_output_local_symbol_count): New methods.
3062 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3063 member.
3064 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3065 of pointed function as in a R_ARM_PREL31 relocation.
3066 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3067 for output local symbol count updating.
3068 (Target_arm::do_relax): Update output local symbol counts in objects
3069 if necessary.
3070 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3071
02961d7e
ILT		 30722010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3073
3074 * arm.cc: Added support for the ARM relocations:
3075 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3076 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3077 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3078 movw_prel_nc).
3079 (Arm_relocate_functions::movw_rel): New method.
3080 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3081 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3082 thm_movw_prel_nc).
3083 (Arm_relocate_functions::thm_movw_rel): New method.
3084 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3085 thm_movt_prel).
3086 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3087 relocations.
3088 (Target_arm::Scan::global): Likewise.
3089 (Target_arm::Relocate::relocate): Likewise.
3090 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3091 Likewise.
3092
b10d2873
ILT		 30932010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3094
3095 * arm.cc: Added support for ARM group relocations.
3096 (Target_arm::reloc_needs_sym_origin): New method.
3097 (Arm_relocate_functions::calc_grp_kn): New method.
3098 (Arm_relocate_functions::calc_grp_residual): New method.
3099 (Arm_relocate_functions::calc_grp_gn): New method.
3100 (Arm_relocate_functions::arm_grp_alu): New Method.
3101 (Arm_relocate_functions::arm_grp_ldr): New Method.
3102 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3103 (Arm_relocate_functions::arm_grp_ldc): New Method.
3104 (Target_arm::Scan::local): Handle the ARM group relocations.
3105 (Target_arm::Scan::global): Likewise.
3106 (Target_arm::Relocate::relocate): Likewise.
3107 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3108 Likewise.
3109
2b328d4e
DK		 31102010-01-26 Doug Kwan <dougkwan@google.com>
3111
3112 * arm.cc (set): Include.
3113 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3114 pointer type.
3115 (Arm_output_section::Text_section_list): New type.
3116 (Arm_output_section::append_text_sections_to_list): New method.
3117 (Arm_output_section::fix_exidx_coverage): Ditto.
3118 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3119 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3120 Relobj::set_section_offset() instead of
3121 Sized_relobj::invalidate_section_offset().
3122 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3123 parameter for section headers. Ignore relocation sections for
3124 unallocated sections and EXIDX sections.
3125 (Target_arm::fix_exidx_coverage): New method.
3126 (Target_arm::output_section_address_less_than): New type.
3127 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3128 linked text section instead of the EXIDX section.
3129 (Arm_output_section::create_stub_group): Add an assertion to check
3130 that this is not an EXIDX output section.
3131 (Arm_output_section::append_text_sections_to_list): New method.
3132 (Arm_output_section::fix_exidx_coverage): Ditto.
3133 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3134 Arm_relobj::section_needs_reloc_stub_scanning.
3135 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3136 first pass.
3137 (Target_arm::fix_exidx_coverage): New method.
3138 * object.h (Relobj::set_output_section): New method.
3139 (Sized_relobj::invalidate_section_offset): Remove method.
3140 (Sized_relobj::do_invalidate_section_offset): Remove method.
3141 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3142
c7f3c371
DK		 31432010-01-25 Doug Kwan <dougkwan@google.com>
3144
3145 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3146 Fix warning due to signed and unsigned comparison on a 32-bit host.
3147
8923b24c
DK		 31482010-01-22 Doug Kwan <dougkwan@google.com>
3149
3150 * arm.cc (Target_arm::do_relax): Record an output section for section
3151 offset adjustment it contains any stub table that has changed.
3152 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3153 offsets in an output section if necessary.
3154 * output.cc (Output_section::Output_section): Initialize
3155 section_offsets_need_adjustments_.
3156 (Output_section::add_input_section_for_script): Renamed to
3157 Output_section::add_simple_input_section.
3158 (Output_section::save_states): Add a comment.
3159 (Output_section::discard_states): New method defintion.
3160 (Output_section::adjust_section_offsets): Same.
3161 * output.h (Output_section::add_input_section_for_script): Renamed to
3162 Output_section::add_simple_input_section.
3163 (Output_section::discard_states): New method declaration.
3164 (Output_section::adjust_section_offsets): Same.
3165 (Output_section::section_offsets_need_adjustment,
3166 Output_section::set_section_offsets_need_adjustment): New method
3167 definitions.
3168 (Output_section::section_offsets_need_adjustment_): New data member.
3169 * script-sections.cc
3170 (Output_section_element_input::set_section_address): Adjust code for
3171 renaming of Output_section::add_input_section_for_script.
3172 (Orphan_output_section::set_section_address): Same.
3173
9b2fd367
DK		 31742010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3175
3176 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3177 Fix_v4bx enum values .
3178 * gold/options.h (General_options): New option definitions.
3179 (General_options::fix_v4bx): New method.
3180 (General_options::Fix_v4bx): New enum.
3181 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3182 (General_options::parse_fix_v4bx_interworking): New method.
3183
80d0d023
DK		 31842010-01-22 Doug Kwan <dougkwan@google.com>
3185
3186 * arm.cc (Arm_exidx_fixup): New class.
3187
af2cdeae
DK		 31882010-01-21 Doug Kwan <dougkwan@google.com>
3189
3190 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3191 classes.
3192 (Arm_exidx_section_offset_map): New type.
3193
993d07c1
DK		 31942010-01-21 Doug Kwan <dougkwan@google.com>
3195
3196 * arm.cc (Arm_exidx_input_section): New class.
3197 (Arm_relobj::exidx_input_section_by_link,
3198 Arm_relobj::exidx_input_section_by_shndx,
3199 Arm_relobj::make_exidx_input_section): New methods.
3200 (read_arm_attributes_section): Remove.
3201 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3202 information about them.
3203 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3204 to here.
3205
5ac169d4
DK		 32062010-01-20 Doug Kwan <dougkwan@google.com>
3207
3208 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3209 Input_section_specifier to Section_id.
3210 (Target_arm::new_arm_input_section: Adjust code for change of key
3211 type.
3212 (Target_arm::find_arm_input_section): Ditto.
3213 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3214 (Section_id): Remove.
3215 (Garbage_collection::Section_id_hash): Remove.
3216 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3217 (Section_id): Remove.
3218 (Icf::Section_id_hash): Remove.
3219 * object.h (Section_id, Const_section_id, Section_id_hash,
3220 Const_section_id_hash): New type definitions.
3221 * output.cc (Output_section::add_relaxed_input_section): Change to
3222 use Const_section_id instead of Input_section_specifier as key type.
3223 (Output_section::add_merge_input_section): Ditto.
3224 (Output_section::build_relaxation_map): Change to use Section_id
3225 instead of Input_section_specifier as key type.
3226 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3227 Ditto.
3228 (Output_section::convert_input_sections_to_relaxed_sections): Change
3229 to use Const_section_id instead of Input_section_specifier as key type.
3230 (Output_section::find_merge_section): Ditto.
3231 (Output_section::find_relaxed_input_section): Ditto.
3232 * output.h (Input_section_specifier): Remove class.
3233 (Output_section::Output_section_data_by_input_section_map): Change
3234 key type to Const_section_id.
3235 (Output_section::Output_relaxed_input_section_by_input_section_map):
3236 Ditto.
3237 (Output_section::Relaxation_map): Change key type to Section_id.
3238
a2162063
ILT		 32392010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3240
3241 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3242 (class Arm_v4bx_stub): New class.
3243 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3244 (Stub_factory::make_arm_v4bx_stub): New method.
3245 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3246 (Stub_table::empty): Handle v4bx stubs.
3247 (Stub_table::add_arm_v4bx_stub): New method.
3248 (Stub_table::find_arm_v4bx_stub): New method.
3249 (Arm_relocate_functions::v4bx): New method.
3250 (Target_arm::fix_v4bx): New method.
3251 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3252 (Stub_table::relocate_stubs): Likewise.
3253 (Stub_table::do_write): Likewise.
3254 (Stub_table::update_data_size_and_addralign): Likewise.
3255 (Stub_table::finalize_stubs): Likewise.
3256 (Target_arm::Scan::local): Likewise.
3257 (Target_arm::Scan::global): Likewise.
3258 (Target_arm::do_finalize_sections): Likewise.
3259 (Target_arm::Relocate::relocate): Likewise.
3260 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3261 Likewise.
3262 (Target_arm::scan_reloc_for_stub): Likewise.
3263 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3264
5696ab0b
ILT		 32652010-01-19 Ian Lance Taylor <iant@google.com>
3266
3267 * output.cc (Output_section_headers::do_sized_write): Write large
3268 segment count to sh_info field.
3269 (Output_file_header::do_sized_write): For large segment count,
3270 write PN_XNUM to e_phnum field.
3271
800d0f56
ILT		 32722010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3273
3274 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3275 (Arm_relocate_functions::thm_jump8): New function.
3276 (Arm_relocate_functions::thm_jump11): New function.
3277 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3278 R_ARM_THM_JUMP11.
3279 (Target_arm::Scan::global): Likewise.
3280 (Target_arm::Relocate::relocate): Likewise.
3281 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3282 Likewise.
3283
41263c05
DK		 32842010-01-14 Doug Kwan <dougkwan@google.com>
3285
3286 * arm.cc (map, utility): Include headers.
3287 (Target_arm::apply_cortex_a8_workaround): New method.
3288 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3289 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3290 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3291 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3292 the --[no-]fix-cortex-a8 command line options.
3293 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3294 (Target_arm::relocate_stub): Use addend in instruction template.
3295 * options.h (DEFINE_bool): Set the user-set flag.
3296 (General_options): Add --[no-]-fix-cortex options.
3297 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3298 : Update fast look-up map after conversion.
41263c05 3299
459e9b03
ST		 33002010-01-14 Sriraman Tallam <tmsriram@google.com>
3301
3302 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3303 in the first pass of do_layout.
3304
b521dfe4
DK		 33052010-01-13 Doug Kwan <dougkwan@google.com>
3306
3307 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3308 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3309 apparent compiler problem of not folding static constant integral
3310 data members of elfcpp::Elf_sizes<32>.
3311
44272192
DK		 33122010-01-13 Doug Kwan <dougkwan@google.com>
3313
3314 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3315 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3316 Arm_relobj::scan_section_for_cortex_a8_erratum,
3317 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3318 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3319 sections to scan for relocation stubs into a new method
3320 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3321 relocation and Cortex-A8 stub scanning.
3322 (Target_arm::do_relax): Force stubs to be after stubbed sections
3323 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3324 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3325 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3326
44b71ece
ILT		 33272010-01-12 Ian Lance Taylor <iant@google.com>
3328
3329 * target-reloc.h (visibility_error): New inline function.
3330 (relocate_section): Call visibility_error.
3331 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3332 (MOSTLYCLEANFILES): Likewise.
3333 (protected_4_pic.o, protected_3.err): New targets.
3334 * testsuite/protected_4.cc: New file.
3335
a120bc7f
DK		 33362010-01-12 Doug Kwan <dougkwan@google.com>
3337
3338 * arm.cc (Cortex_a8_reloc): New class.
3339 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3340 and cortex_a8_relocs_info_.
3341 (Target_arm::fix_cortex_a8): New method definition.
3342 (Target_arm::Cortex_a8_relocs_info): New type.
3343 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3344 New data member declarations.
3345 (Target_arm::scan_reloc_for_stub): Record information about
3346 relocations for THUMB branches that might be exempted from the
3347 Cortex-A8 workaround.
3348 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3349 at the beginning of a relaxation pass.
3350
20138696
DK		 33512010-01-12 Doug Kwan <dougkwan@google.com>
3352
3353 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3354 (Arm_relobj::Mapping_symbol_position,
3355 Arm_reloj::Mapping_symbol_position_less,
3356 Arm_relobj::Mapping_symbols_info): New types.
3357 (Target_arm::is_mapping_symbol_name): New method definition.
3358 (Arm_relobj::do_count_local_symbols): Save information about mapping
3359 symbols.
3360
089d69dc
DK		 33612010-01-11 Doug Kwan <dougkwan@google.com>
3362
3363 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3364 Arm_relocate_functions::thumb32_branch_upper,
3365 Arm_relocate_functions::thumb32_branch_lower,
3366 Arm_relocate_functions::thumb32_cond_branch_offset,
3367 Arm_relocate_functions::thumb32_cond_branch_upper,
3368 Arm_relocate_functions::thumb32_cond_branch_lower,
3369 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3370 branch offset encoding.
3371 (Arm_relocate_functions::thumb_branch_common): Use new branch
3372 offset encoding methods to avoid code duplication.
3373 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3374 (Stub_addend_reader::operator()): Use new branch encoding method
3375 to avoid code duplication.
3376
99e5bff2
DK		 33772010-01-11 Doug Kwan <dougkwan@google.com>
3378
3379 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3380 (Target_arm::do_finalize_sections): Define special EXIDX section
3381 symbols only if referenced.
3382 * gc.h (Garbage_collection::add_reference): New method.
3383 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3384 code duplication.
3385
98e090bd
ILT		 33862010-01-11 Ian Lance Taylor <iant@google.com>
3387
d0a91bd8
ILT		 3388 * script.cc (Version_script_info::build_expression_list_lookup):
3389 Change complaing about duplicate wildcard match from error to
3390 warning.
3391
98e090bd
ILT		 3392 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3393 of 2009-12-30.
3394 (Version_script_info::Version_script_info): Initialize globs_,
3395 default_version_, default_is_global_, and exact_. Don't
3396 initialize globals_ or locals_.
3397 (Version_script_info::build_lookup_tables): Build local symbols
3398 first.
3399 (Version_script_info::unquote): New function.
3400 (Version_script_info::add_exact_match): New function.
3401 (Version_script_info::build_expression_list_lookup): Remove lookup
3402 parameter. Add is_global parameter. Change all callers. Handle
3403 wildcard pattern specially. Unquote pattern. Call
3404 add_exact_match.
3405 (Version_script_info::get_name_to_match): New function.
3406 (Version_script_info::get_symbol_version): New function.
3407 (Version_script_info::get_symbol_version_helper): Remove.
3408 (Version_script_info::check_unmatched_names): Call unquote.
3409 * script.h (class Version_script_info): Change get_symbol_version
3410 to be non-inline and add is_global parameter; change all callers.
3411 Rewrite symbol_is_local. Update declarations. Define struct
3412 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3413 Remove globals_ and locals_ members. Add exact_, globs_,
3414 default_version_, is_global_.
3415 (Version_script_info::Glob): Remove pattern, add expression and
3416 is_global. Update constructor. Change all callers.
3417 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3418 default version.
3419 (Versions::symbol_section_contents): If a symbol is undefined, or
3420 defined in a dynamic object, set the version index to
3421 VER_NDX_LOCAL.
3422 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3423 symbol_is_local.
3424 (Symbol_table::add_from_pluginobj): Likewise.
3425 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3426
d56962d3
DK		 34272010-01-11 Doug Kwan <dougkwan@google.com>
3428
3429 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3430 (incremental_dump_LDADD): Add linking option for libintl.
3431 * Makefile.in: Regenerate.
3432
94e6ee91
L		 34332010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3434
3435 PR gold/11144
3436 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3437 instead of -Ds.
3438 * testsuite/Makefile.in: Regenerated.
3439
e96c574b
DK		 34402010-01-10 Doug Kwan <dougkwan@google.com>
3441
3442 * options.h (DEFINE_var): Use parentheses around argument varname__
3443 in macro body to avoid any unintended subsequent substitutions.
3444
7198066b
ILT		 34452010-01-10 Ian Lance Taylor <iant@google.com>
3446
ba4d53bf
ILT		 3447 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3448 candidates before doing symbol resolution.
3449
7198066b
ILT		 3450 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3451 ODR candidates if only one is weak.
3452
a2beed37
ILT		 34532010-01-08 Ian Lance Taylor <iant@google.com>
3454
3455 * script.cc (Version_script_info::build_expression_list_lookup):
3456 Don't warn about ambiguous version, just record the ambiguity.
3457 (Version_script_info::get_symbol_version_helper): Give error if
3458 version is ambiguous.
3459
2fb7225c
DK		 34602010-01-08 Doug Kwan <dougkwan@google.com>
3461
3462 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3463 prev_data_size_ and prev_addralign_. Remove initializer for
3464 deleted data member has_been_changed_.
3465 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3466 to determine if the table is empty.
3467 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3468 Remove.
3469 (Stub_table::add_reloc_stub): Define method in class definition
3470 instead of just declaring it there.
3471 (Stub_table::add_cortex_a8_stub): New method definition.
3472 (Stub_table::update_data_size_and_addralign): Ditto.
3473 (Stub_table::finalize_stubs): Ditto.
3474 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3475 (Stub_table::do_addralign_): Return address alignment in the
3476 (Stub_table::do_reset_address_and_file_offset): Define method in
3477 class definition instead of declaring it there. Set current data
3478 size to be the data size of the previous pass.
3479 (Stub_table::set_final_data_size): Use current data size as the
3480 final data size.
3481 (Stub_table::relocate_stub): Change parameter type of stub from
3482 Reloc_stub pointer to Stub pointer.
3483 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3484 (Stub_table::Cortex_a8_stub_list): New typedef.
3485 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3486 Stub_table::prev_addralign_): New data member.
3487 (Arm_relobj::Arm_relobj): Initialize data member
3488 section_has_cortex_a8_workaround_.
3489 (Arm_relobj::section_has_cortex_a8_workaround,
3490 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3491 definitions.
3492 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3493 declarations.
3494 (Target_arm::relocate_stub): Change parameter type of stub from
3495 Reloc_stub pointer to Stub pointer.
3496 (Insn_template::size, Insn_template::alignment): Handle
3497 THUMB16_SPECIAL_TYPE.
3498 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3499 Stub_table::update_data_size_and_addralign,
3500 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3501 definitions.
3502 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3503 (Stub_table::do_write): Ditto.
3504 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3505
880cd20d
ILT		 35062010-01-08 Ian Lance Taylor <iant@google.com>
3507
3508 PR 11108
3509 * symtab.h (class Symbol): Remove fields is_target_special_ and
3510 has_plt_offset_. Add field is_defined_in_discarded_section_.
3511 (Symbol::is_defined_in_discarded_section): New function.
3512 (Symbol::set_is_defined_in_discarded_section): New function.
3513 (Symbol::has_plt_offset): Rewrite.
3514 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3515 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3516 Don't initialize is_target_special_ or has_plt_offset_.
3517 Initialize is_defined_in_discarded_section_.
3518 (Symbol_table::add_from_relobj): If appropriate, set
3519 is_defined_in_discarded_section.
3520 * resolve.cc (Symbol::override_base_with_special): Don't test
3521 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3522 * target-reloc.h (relocate_section): Do special handling for
3523 symbols defined in discarded sections for global symbols as well
3524 as local symbols.
3525
2703e3eb
ILT		 35262010-01-08 Ian Lance Taylor <iant@google.com>
3527
3528 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3529 the SHT_SYMTAB case.
3530
339d40a3
ILT		 35312010-01-08 Ian Lance Taylor <iant@google.com>
3532
3533 * object.cc (Sized_relobj::do_layout): Don't get confused if
3534 layout_eh_frame returns NULL.
3535
abecea76
ILT		 35362010-01-08 Ian Lance Taylor <iant@google.com>
3537
3538 PR 11084
3539 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3540 dynamic symbol table, use the normal symbol table.
3541 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3542 symbol table.
3543
6b7dd3f3
ILT		 35442010-01-08 Ian Lance Taylor <iant@google.com>
3545
3546 PR 11072
3547 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3548 sections.
3549
36c50e63
L		 35502010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3551
3552 * version.cc (print_version): Change to "Copyright 2010".
3553
e291e7b9
ILT		 35542010-01-08 Ian Lance Taylor <iant@google.com>
3555
3556 PR 10287
3557 PR 11063
3558 * i386.cc (class Target_i386): Change return type of plt_section
3559 to be non-const.
3560 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3561 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3562 tls_desc_rel_ field.
3563 (Output_data_plt_i386::rel_tls_desc): New function.
3564 (Target_i386::rel_tls_desc_section): New function.
3565 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3566 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3567 R_386_TLS_DESC reloc in rel_tls_desc_section.
3568 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3569 Define struct Tlsdesc_info.
3570 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3571 (Target_x86_64::do_reloc_symbol_index): New function.
3572 (Target_x86_64::add_tlsdesc_info): New function.
3573 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3574 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3575 tlsdesc_rel_ field.
3576 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3577 all callers.
3578 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3579 (Target_x86_64::rela_tlsdesc_section): New function.
3580 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3581 handling.
3582 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3583 (Target_x86_64::do_reloc_addend): New function.
3584 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3585 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3586 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3587 (Output_reloc::type): New function.
3588 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3589 (Output_reloc::is_target_specific): New function.
3590 (Output_reloc::target_arg): New function.
3591 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3592 absolute relocs and target specific relocs.
3593 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3594 add_target_specific.
3595 (class Output_data_reloc) [SHT_RELA]: Likewise.
3596 * output.cc (Output_reloc::Output_reloc): Add four new versions
3597 for absolute relocs and target specific relocs.
3598 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3599 (Output_reloc::get_symbol_index): Likewise.
3600 (Output_reloc::local_section_offset): Check that local_sym_index_
3601 is not TARGET_CODE or 0.
3602 (Output_reloc::symbol_value): Likewise.
3603 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3604 reloc.
3605 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3606 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3607 functions.
3608 * layout.cc (add_target_dynamic_tags): Use output section for
3609 DT_PLTRELSZ and DT_JMPREL.
3610
3a44184e
ILT		 36112010-01-07 Ian Lance Taylor <iant@google.com>
3612
3613 PR 11061
3614 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3615 function.
3616 (class Output_data_reloc_generic): Define.
3617 (class Output_data_reloc_base): Change base class to
3618 Output_data_reloc_generic. Change add() method to call
3619 bump_relative_reloc_count for a relative reloc. Remove
3620 sort_relocs_ field.
3621 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3622 to sort_relocs().
3623 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3624 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3625 appropriate.
3626 * layout.h (class Layout): Update declaration.
3627
ea715a34
ILT		 36282010-01-07 Ian Lance Taylor <iant@google.com>
3629
3630 * output.h (class Output_data): Add const version of
3631 output_section and do_output_section.
3632 (class Output_section_data): Add const version of
3633 do_output_section.
3634 (class Output_section): Likewise.
3635 * layout.cc (Layout::add_target_dynamic_tags): New function.
3636 * layout.h (class Layout): Update declarations.
3637 * arm.cc (Target_arm::do_finalize_sections): Use
3638 add_target_dynamic_tags.
3639 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3640 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3641 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3642 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3643
659948a4
ILT		 36442010-01-07 Ian Lance Taylor <iant@google.com>
3645
3646 PR 11042
3647 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3648 object as needed.
3649
9d3b86f6
ILT		 36502010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3651 Ian Lance Taylor <iant@google.com>
3652
3653 PR 11019
3654 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3655 Xindex::read_symtab_xindex.
3656
bb0d3eb0
DK		 36572010-01-07 Doug Kwan <dougkwan@google.com>
3658
3659 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3660 (Insn_template::thumb16_bcond_insn): New method declaration.
3661 (Insn_template): Fix spelling.
3662 (Stub::thumb16_special): New method declaration.
3663 (Stub::do_write): Define virtual method which was previously pure
3664 virtual.
3665 (Stub::do_thumb16_special): New method declaration.
3666 (Stub::do_fixed_endian_write): New template member.
3667 (Reloc_stub::do_write): Remove.
3668 (Reloc_stub::do_fixed_endian_write): Remove.
3669 (Cortex_a8_stub): New class definition.
3670 (Stub_factory::make_cortex_a8_stub): New method definition.
3671 (Stub_factory::Stub_factory): Add missing static storage class
3672 qualifier for elf32_arm_stub_a8_veneer_blx.
3673
ffeef7df
ILT		 36742010-01-07 Ian Lance Taylor <iant@google.com>
3675
dc3f80fe
ILT		 3676 PR 10980
3677 * options.h (class General_options): Add --warn-unresolved-symbols
3678 and --error-unresolved-symbols.
3679 * errors.cc (Errors::undefined_symbol): Implement
3680 --warn-unresolved-symbols.
3681
ffeef7df
ILT		 3682 * options.h (class General_options): Add -z text and -z textoff.
3683 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3684
f1ec9ded
ST		 36852010-01-06 Sriraman Tallam <tmsriram@google.com>
3686
3687 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3688 (Garbage_collection::cident_sections): New function.
3689 (Garbage_collection::add_cident_section): New function.
3690 (Garbage_collection::cident_sections_): New member.
3691 (gc_process_relocs): Add references to sections whose names are C
3692 identifiers.
3693 * gold.h (cident_section_start_prefix): New constant.
3694 (cident_section_stop_prefix): New constant.
3695 (is_cident): New function.
3696 * layout.cc (Layout::define_section_symbols): Replace string constants
3697 with the newly defined constants.
3698 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3699 C identifiers.
3700 * testsuite/Makefile.am: Add gc_orphan_section_test.
3701 * testsuite/Makefile.in: Regenerate.
3702 * testsuite/gc_orphan_section_test.cc: New file.
3703 * testsuite/gc_orphan_section_test.sh: New file.
3704
6eda8c29
ILT		 37052010-01-06 Ian Lance Taylor <iant@google.com>
3706
b9674e17
ILT		 3707 PR 10980
3708 * options.h (class General_options): Add --warn-shared-textrel.
3709 * layout.cc (Layout::finish_dynamic_section): Implement
3710 --warn-shared-textrel.
3711
6eda8c29
ILT		 3712 PR 10980
3713 * options.h (class General_options): Add --warn-multiple-gp.
3714
32dcd44e
ILT		 37152010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3716
3717 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3718 $(THREADSLIB) and $(LIBDL).
3719 * Makefile.in: Rebuild.
3720
a192ba05
ILT		 37212010-01-06 Ian Lance Taylor <iant@google.com>
3722
3723 PR 10980
3724 * options.cc (General_options::parse_section_start): New function.
3725 (General_options::section_start): New function.
3726 (General_options::General_options): Initialize all members.
3727 * options.h: Include <map>
3728 (class General_options): Add --section-start. Add section_starts_
3729 member.
3730 * layout.cc (Layout::attach_allocated_section_to_segment): If
3731 --section-start was used, set the address of the segment. Remove
3732 local sort_sections.
3733 (Layout::relaxation_loop_body): If the address of the load segment
3734 has been set by --section-start, don't use it.
3735 * output.h (Output_segment::update_flags_for_output_section): New
3736 function.
3737 * output.cc (Output_segment::add_output_section): Call
3738 update_flags_for_output_section.
3739
dde3f402
ILT		 37402010-01-05 Ian Lance Taylor <iant@google.com>
3741
62dfdd4d
ILT		 3742 PR 10980
3743 * options.h (class General_options): Add --undefined-version.
3744 * script.cc (struct Version_expression): Add was_matched_by_symbol
3745 field.
3746 (Version_script_info::matched_symbol): New function.
3747 (Version_script_info::get_symbol_version_helper): Call
3748 matched_symbol.
3749 (Version_script_info::check_unmatched_names): New function.
3750 * script.h (class Version_script_info): Update declarations.
3751 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3752
9c4ae156
ILT		 3753 * options.h (class General_options): Use DEFINE_bool_alias for
3754 allow_multiple_definition.
3755 * resolve.cc (Symbol_table::should_override): Don't test
3756 allow_multiple_definition.
3757
dde3f402
ILT		 3758 PR 10980
3759 * options.h (class General_options): Add --cref.
3760 * main.cc (main): Print cref table if --cref. Don't close mapfile
3761 until after printing cref table.
3762 * cref.cc: Include "symtab.h".
3763 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3764 (Cref_table_compare::operator()): New function.
3765 (Cref_inputs::gather_cref): New function.
3766 (filecol): New static const.
3767 (Cref_inputs::print_cref): New function.
3768 (Cref::print_cref): New function.
3769 * cref.h: Include <cstdio>.
3770 (class Cref): Update declarations.
3771 * mapfile.h (Mapfile::file): New function.
3772 * object.h (class Object): Define Symbols. Declare virtual
3773 do_get_global_symbols.
3774 (Object::get_global_symbols): New function.
3775 * object.cc (Input_objects::add_object): Pass object to cref_ if
3776 --cref.
3777 (Input_objects::archive_start): Likewise.
3778 (Input_objects::archive_stop): Likewise.
3779 (Input_objects::print_cref): New function.
3780 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3781 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3782 --cref.
3783 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3784 function.
3785 * plugin.h (class Sized_pluginobj): Update declarations.
3786
8781f709
ILT		 37872010-01-05 Ian Lance Taylor <iant@google.com>
3788
3789 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3790 to is_default_version. Rename insdef to insdefault.
3791 (Symbol_table::add_from_relobj): Rename def to is_default_version
3792 and local to is_forced_local.
3793 (Symbol_table::add_from_pluginobj): Likewise.
3794 (Symbol_table::add_from_dynobj): Likewise.
3795 (Symbol_table::define_special_symbol): Rename insdef to
3796 insdefault.
3797
fe35d28d
ILT		 37982010-01-04 Ian Lance Taylor <iant@google.com>
3799
30bc8c46
ILT		 3800 PR 10980
3801 * options.h (class General_options): Add
3802 --allow-multiple-definition and -z muldefs.
3803 * resolve.cc (Symbol_table::should_override): Don't warn about a
3804 multiple symbol definition if --allow-multiple-definition or -z
3805 muldefs.
3806
7eaea549
ILT		 3807 PR 10980
3808 * options.h (class General_options): Add --add-needed and
3809 --copy-dt-needed-entries. Tweak --as-needed help entry.
3810 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3811 error if --copy-dt-needed-entries aka --add-needed is used and
3812 would cause a change in behaviour.
3813
fe35d28d
ILT		 3814 PR 10980
3815 * options.h (class General_options): Add -G as a short version of
3816 --shared. Add no-op options -assert, -g, and -i.
3817
55a2bb35
ST		 38182010-01-04 Sriraman Tallam <tmsriram@google.com>
3819
3820 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3821 check for .text or .gnu.linkonce.t sections.
3822 * icf.cc (Icf::find_identical_sections): Ditto.
3823 Change the detection for mangled function name within the section
3824 name.
3825 * icf.h (is_section_foldable_candidate): New function.
3826
719328e1
ILT		 38272009-12-30 Ian Lance Taylor <iant@google.com>
3828
3829 PR 10980
3830 * options.h (class General_options): Permit two dashes with
3831 --retain-symbols-file.
3832
d7bb5745
ILT		 38332009-12-30 Ian Lance Taylor <iant@google.com>
3834
403a15dd
ILT		 3835 PR 10979
3836 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3837 don't put the file header and segment headers in the text
3838 segment.
3839
eda294df
ILT		 3840 PR 10979
3841 * common.cc (Sort_commons::operator()): Stabilize sort when both
3842 entries are NULL.
3843 (Symbol_table::do_allocate_commons_list): When allocating common
3844 symbols, skip a symbol which is no longer common.
3845 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3846 an object before checking its type.
3847 * testsuite/common_test_2.c: New file.
3848 * testsuite/common_test_3.c: New file.
3849 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3850 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3851 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3852 (common_test_2_pic.o, common_test_2.so): New targets.
3853 (common_test_3_pic.o, common_test_3.so): New targets.
3854 * testsuite/Makefile.in: Rebuild.
3855
d7bb5745
ILT		 3856 PR 10979
3857 * script.cc (read_input_script): If we see a new SECTIONS clause,
3858 and we have added an input section, give an error.
3859 * layout.h (class Layout): Add have_added_input_section function.
3860 Add have_added_input_section_ field.
3861 * layout.cc (Layout::Layout): Initialize
3862 have_added_input_section_.
3863 (Layout::layout): Set have_added_input_section_.
3864 (Layout::layout_eh_frame): Likewise.
3865
fc59c572
ILT		 38662009-12-30 Ian Lance Taylor <iant@google.com>
3867
3868 PR 10931
3869 * options.h (class General_options): Add --sort-common option.
3870 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3871 * common.cc (Sort_common): Add sort_order parameter to
3872 constructor. Add sort_order_ field.
3873 (Sort_commons::operator): Check sort_order_.
3874 (Symbol_table::allocate_commons): Determine the sort order.
3875 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3876 Change all callers.
3877 (Symbol_table::do_allocate_commons_list): Likewise.
3878
1c74fab0
ILT		 38792009-12-30 Ian Lance Taylor <iant@google.com>
3880
3881 PR 10916
3882 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3883 symbols from this object, don't change the visibility of an
3884 undefined symbol.
3885 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3886
6affe781
ILT		 38872009-12-30 Ian Lance Taylor <iant@google.com>
3888
3889 PR 10861
3890 * script.h (class Version_script_info): Define Language enum.
3891 Update declarations. Define Glob, Exact, and Lookup types. Add
3892 new fields globals_, locals_, and is_finalized_.
3893 * script.cc: Various formatting fixes.
3894 (class Parser_closure): Change language_stack_ from a vector of
3895 std::string to one of Version_script_info::Language. Adjust all
3896 uses accordingly.
3897 (class Lazy_demangler): Remove.
3898 (struct Version_expression): Change language from std::string to
3899 Version_script_info::Language.
3900 (Version_script_info::Version_script_info): New function.
3901 (Version_script_info::~Version_script_info): Don't call clear.
3902 (Version_script_info::finalize): New function.
3903 (Version_script_info::build_lookup_tables): New function.
3904 (Version_script_info::build_expression_list_lookup): New
3905 function.
3906 (Version_script_info::get_symbol_version_helper): Rewrite to use
3907 lookup tables.
3908 (Version_script_info::print_expression_list): Adjust to use
3909 Version_script_info::Language.
3910 (script_push_lex_into_version_mode): Check that the version script
3911 has not been finalized.
3912 (version_script_push_lang): Change language string to
3913 Version_script_info::Language.
3914 * options.cc (Command_line::version_script): New function.
3915 * options.h (class General_options): Add finalize_dynamic_list
3916 function. Change version_script from declaration to definition.
3917 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3918 * testsuite/version_script.map: Remove duplicate def of foo.
3919 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3920 version_script.map.
3921 * testsuite/Makefile.in: Rebuild.
3922
818bf354
ILT		 39232009-12-30 Ian Lance Taylor <iant@google.com>
3924
3925 PR 10843
3926 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3927 if the input symbol index is 0, make the output symbol index 0.
3928
ebcc8304
ILT		 39292009-12-30 Ian Lance Taylor <iant@google.com>
3930
3931 PR 10670
3932 * options.h (class General_options): Add -x/--discard-all.
3933 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3934 --discard-all. If the local symbol needs a dynamic entry, check
3935 that before handling --discard-locals.
3936
176fe33f
ILT		 39372009-12-30 Ian Lance Taylor <iant@google.com>
3938
bb321bb1
ILT		 3939 PR 10450
3940 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3941 flags to PF_R.
3942 (Output_segment::add_output_section): Don't change the flags if
3943 the type is PT_TLS.
3944
176fe33f
ILT		 3945 PR 10450
3946 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3947 GNU hash table if they need a dynamic value. Otherwise, don't add
3948 them if they are defined in a dynamic object or are forced local.
3949
e8cd95c7
ILT		 39502009-12-29 Ian Lance Taylor <iant@google.com>
3951
1b81fb71
ILT		 3952 PR 10450
3953 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3954 .gnu.hash table for a 32-bit target.
3955
8d6d383d
ILT		 3956 PR 10450
3957 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3958 regular and a dynamic object only needs a dynamic symbol table
3959 entry if it is externally visible.
3960
e785ec03
ILT		 3961 PR 10450
3962 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3963 constructor. Add global_offset_table_ field.
3964 (Target_i386::got_section): Set global_offset_table_.
3965 (Target_i386::do_finalize_sections): Set global_offset_table_
3966 size.
3967 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3968 in constructor. Add global_offset_table_ field.
3969 (Target_x86_64::got_section): Set global_offset_table_.
3970 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3971 size.
3972
1a2dff53
ILT		 3973 * layout.cc (Layout::Layout): Initialize increase_relro_.
3974 (Layout::get_output_section): Add is_relro, is_last_relro, and
3975 is_first_non_relro parameters. Change all callers.
3976 (Layout::choose_output_section): Likewise.
3977 (Layout::add_output_section_data): Likewise.
3978 (Layout::make_output_section): Likewise.
3979 (Layout::set_segment_offsets): Clear increase_relro when using a
3980 linker script.
3981 * layout.h (class Layout): Add increase_relro method. Add
3982 increase_relro_ field. Update declarations.
3983 * output.cc (Output_section::Output_section): Initialize
3984 is_last_relro_ and is_first_non_relro_.
3985 (Output_segment::add_output_section): Group relro sections is
3986 do_sort is true. Handle is_last_relro and is_first_non_relro.
3987 (Output_segment::maximum_alignment): Remove relro handling.
3988 (Output_segment::set_section_addresses): Add increase_relro
3989 parameter. Change all callers. Add initial alignment to align
3990 relro sections on separate page. Remove old relro handling.
3991 (Output_segment::set_section_list_addresses): Remove in_relro
3992 parameter. Change all callers.
3993 (Output_segment::set_offset): Add increase parameter. Change all
3994 callers. Remove old relro handling.
3995 * output.h (class Output_section): Add new methods: is_last_relro,
3996 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3997 Add is_last_relro_ and is_first_non_relro_ fields.
3998 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3999 Create separate .got.plt section. Call increase_relro.
4000 * x86_64.cc (Target_x86_64::got_section): Likewise.
4001 * testsuite/relro_script_test.t: Add .got.plt.
4002
f0ba79e2
ILT		 4003 PR 10450
4004 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4005 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4006 (Layout::finalize): Call set_dynamic_symbol_size.
4007 (Layout::set_dynamic_symbol_size): New function.
4008 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4009 set_dynamic_symbol_size.
4010
e8cd95c7
ILT		 4011 PR 10450
4012 * output.h (class Output_section): Add is_entsize_zero_ field.
4013 * output.cc (Output_section::Output_section): Initialize
4014 is_entsize_zero_.
4015 (Output_section::set_entsize): If two different entsizes are
4016 requested, force it to zero.
4017 (Output_section::add_input_section): Set flags for .debug_str
4018 before updating section flags. Set entsize.
4019 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4020 and SHF_STRING if all input sections have those flags.
4021
3e1b9a8a
RÁE		 40222009-12-29 Rafael Espindola <espindola@google.com>
4023
4024 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4025 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4026 reporting.
3e1b9a8a 4027
3dcad376
ST		 40282009-12-29 Sriraman Tallam <tmsriram@google.com>
4029
4030 * options.cc (General_options::parse_version): Allow -v to exit
4031 without an error if there is nothing to link.
4032
084e2665
ILT		 40332009-12-29 Ian Lance Taylor <iant@google.com>
4034
4035 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4036 using a version of gcc before 4.1.
4037 * configure: Rebuild.
4038
250acde3
CD		 40392009-12-28 Chris Demetriou <cgd@google.com>
4040
4041 * attributes.cc (Output_attributes_section_data::do_write): Use
4042 std::vector::front rather than std::vector::data.
4043
99fff23b
ILT		 40442009-12-28 Ian Lance Taylor <iant@google.com>
4045
4046 * symtab.h (class Symbol_table): Add enum Defined.
4047 * resolve.cc (Symbol_table::should_override): Add defined
4048 parameter. Change all callers. Test whether object is NULL
4049 before calling a method on it.
4050 (Symbol_table::report_resolve_problem): Add defined parameter.
4051 Change all callers.
4052 (Symbol_table::should_override_with_special): Likewise.
4053 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4054 parameter. Change all callers.
4055 (Symbol_table::do_define_in_output_data): Likewise.
4056 (Symbol_table::define_in_output_segment): Likewise.
4057 (Symbol_table::do_define_in_output_segment): Likewise.
4058 (Symbol_table::define_as_constant): Likewise.
4059 (Symbol_table::do_define_as_constant): Likewise.
4060 * script.h (class Symbol_assignment): Add is_defsym parameter to
4061 constructor; change all callers.
4062 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4063 parameter. Change all callers. Add is_defsym_ field.
4064 (class Parser_closure): Add parsing_defsym parameter to
4065 constructor; change all callers. Add parsing_defsym accessor
4066 function. Add parsing_defsym_ field.
4067
556bd683
ILT		 40682009-12-28 Ian Lance Taylor <iant@google.com>
4069
4070 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4071 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4072
1782c879
ILT		 40732009-12-23 Ian Lance Taylor <iant@google.com>
4074
4075 * i386.cc (Target_i386::do_calls_non_split): Recognize
4076 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4077 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4078 -fsplit-stack prologue when using %r11.
1782c879 4079
329ca2b1
ST		 40802009-12-21 Sriraman Tallam <tmsriram@google.com>
4081
4082 * options.cc (General_options::parse_version): Make -v continue and do
4083 the link like GNU ld does.
4084
d675ff46
RÁE		 40852009-12-17 Rafael Avila de Espindola <espindola@google.com>
4086
4087 * Makefile.am (CCFILES): Add timer.cc.
4088 (HFILES): Add timer.h.
4089 * configure.ac: Check for sysconf and times.
4090 * main.cc: include timer.h.
4091 (main): Use Timer instead of get_run_time.
4092 * timer.cc: New.
4093 * timer.h: New.
4094 * workqueue.cc: include timer.h.
4095 (Workqueue::find_and_run_task):
4096 Report user, sys and wall time.
4097 * Makefile.in: Regenerate.
4098 * config.in: Regenerate.
4099 * configure: Regenerate.
4100
d6344fb5
DK		 41012009-12-16 Doug Kwan <dougkwan@google.com>
4102
4103 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4104 sections.
4105 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4106 relaxed input sections.
4107 * output.cc (Output_section::find_relaxed_input_section): Change
4108 return type to Output_relaxed_input_section pointer. Adjust code
4109 for new type of relaxed_input_section_map_.
4110 * output.h (Output_section::find_relaxed_input_section): Change
4111 return type to Output_relaxed_input_section pointer.
4112 (Output_section::Output_relaxed_input_section_by_input_section_map):
4113 New type.
4114 (Output_section::relaxed_input_section_map_): Change type to
4115 Output_section::Output_relaxed_input_section_by_input_section_map.
4116 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4117 input section.
4118
0e0d5469
ILT		 41192009-12-15 Ian Lance Taylor <iant@google.com>
4120
4121 * layout.cc (Layout::create_shstrtab): Only write out after input
4122 sections if we are compressing debug sections.
4123
0649a889
ILT		 41242009-12-15 Ian Lance Taylor <iant@google.com>
4125
4126 * archive.cc (Archive::add_symbols): Only look up a symbol without
4127 a version if there is, in fact, a version.
4128
2ea97941
ILT		 41292009-12-14 Ian Lance Taylor <iant@google.com>
4130
4131 Revert -Wshadow changes, all changes from:
4132 2009-12-11 Doug Kwan <dougkwan@google.com>
4133 2009-12-11 Nick Clifton <nickc@redhat.com>
4134 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4135
b0eec2cc
DK		 41362009-12-11 Doug Kwan <dougkwan@google.com>
4137
4138 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4139 due to -Wshadow.
4140 * attributes.cc (Object_attribute::size): Ditto.
4141 (Attributes_section_data::size): Ditto.
4142 (Attributes_section_data::Attributes_section_data): Ditto.
4143 (Output_attributes_section_data::do_write): Ditto.
4144 * attributes.h (Object_attribute::set_type): Ditto.
4145 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4146
91d6fa6a
NC		 41472009-12-11 Nick Clifton <nickc@redhat.com>
4148
4149 * archive.cc: Fix shadowed variable warnings.
4150 * arm.cc: Likewise.
4151 * compressed_output.cc: Likewise.
4152 * compressed_output.h: Likewise.
4153 * configure: Likewise.
4154 * dwarf_reader.cc: Likewise.
4155 * dynobj.cc: Likewise.
4156 * dynobj.h: Likewise.
4157 * ehframe.cc: Likewise.
4158 * ehframe.h: Likewise.
4159 * errors.cc: Likewise.
4160 * expression.cc: Likewise.
4161 * fileread.cc: Likewise.
4162 * fileread.h: Likewise.
4163 * freebsd.h: Likewise.
4164 * i386.cc: Likewise.
4165 * icf.cc: Likewise.
4166 * incremental.h: Likewise.
4167 * layout.cc: Likewise.
4168 * layout.h: Likewise.
4169 * mapfile.cc: Likewise.
4170 * merge.cc: Likewise.
4171 * merge.h: Likewise.
4172 * object.cc: Likewise.
4173 * object.h: Likewise.
4174 * options.h: Likewise.
4175 * output.cc: Likewise.
4176 * output.h: Likewise.
4177 * parameters.cc: Likewise.
4178 * plugin.cc: Likewise.
4179 * powerpc.cc: Likewise.
4180 * reduced_debug_output.cc: Likewise.
4181 * reduced_debug_output.h: Likewise.
4182 * reloc.cc: Likewise.
4183 * reloc.h: Likewise.
4184 * resolve.cc: Likewise.
4185 * script-sections.cc: Likewise.
4186 * script.cc: Likewise.
4187 * script.h: Likewise.
4188 * sparc.cc: Likewise.
4189 * symtab.cc: Likewise.
4190 * symtab.h: Likewise.
4191 * target-select.cc: Likewise.
4192 * target-select.h: Likewise.
4193 * token.h: Likewise.
4194 * workqueue.cc: Likewise.
4195 * workqueue.h: Likewise.
4196 * x86_64.cc: Likewise.
4197
a0351a69
DK		 41982009-12-10 Doug Kwan <dougkwan@google.com>
4199
4200 * arm.cc (attributes.h): New include.
4201 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4202 (Arm_relobj::~Arm_relobj): Delete object pointed by
4203 attributes_section_data_.
4204 (Arm_relobj::attributes_section_data): New method definition.
4205 (Arm_relobj::attributes_section_data_): New data member declaration.
4206 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4207 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4208 attributes_section_data_.
4209 (Arm_dynobj::attributes_section_data): New method definition.
4210 (Arm_dynobj::attributes_section_data_): New data member declaration.
4211 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4212 initialization value of may_use_blx_ to false.
4213 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4214 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4215 object attributes to compute results instead of hard-coding.
4216 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4217 Target_arm::get_secondary_compatible_arch,
4218 Target_arm::set_secondary_compatible_arch
4219 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4220 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4221 New method declarations.
4222 (Target_arm::get_aeabi_object_attribute): New method definition.
4223 (Target_arm::attributes_section_data_): New data member declaration.
4224 (read_arm_attributes_section): New template definition.
4225 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4226 (Arm_dynobj::do_read_symbols): Ditto.
4227 (Target_arm::do_finalize_sections): Merge attributes sections from
4228 input. Check for BLX use after attributes section merging.
4229 Fix __exidx_start and __exidx_end visibility. Create an
4230 .ARM.attributes section if necessary.
4231 (Target_arm::get_secondary_compatible_arch,
4232 Target_arm::set_secondary_compatible_arch,
4233 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4234 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 4235 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 4236 New method definitions.
4237
b59befec
ILT		 42382009-12-09 Ian Lance Taylor <iant@google.com>
4239
4240 * plugin.cc (Plugin::load): Don't cast from void* to a function
4241 pointer.
4242
1276bc89
ILT		 42432009-12-09 Ian Lance Taylor <iant@google.com>
4244
4245 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4246 information fields.
4247
2f2de248
L		 42482009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4249
4250 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4251 Replace two_file_shared_1.so with two_file_shared_2.so.
4252 * testsuite/Makefile.in: Regenerated.
4253
4f787271
DK		 42542009-12-08 Doug Kwan <dougkwan@google.com>
4255
4256 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4257 (HFILES): Add attributes.h and int_encoding.h.
4258 * Makefile.in: Regenerate.
4259 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4260 function definitions to int_encoding.cc
4261 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4262 prototypes to int_encoding.h
4263 * reduced_debug_output.cc (int_encoding.h): New include.
4264 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4265 function definitions to int_encoding.cc
4266 (insert_into_vector, read_from_pointer): Move template definitions to
4267 int_encoding.h
4268 * attributes.cc: New file.
4269 * attributes.h: New file.
4270 * int_encoding.cc: New file.
4271 * int_encoding.h: New file.
4272
20b52f1a
RÁE		 42732009-12-07 Rafael Avila de Espindola <espindola@google.com>
4274
4275 PR gold/11055
4276 * incremental-dump.cc (dump_incremental_inputs): New.
4277 (main): Use dump_incremental_inputs.
4278
53d7974c
L		 42792009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4280
4281 PR gold/10893
4282 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4283 checking elfcpp::STT_FUNC.
4284 (Target_i386::Relocate::relocate): Likewise.
4285 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4286
4287 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4288 symbols from shared libraries into normal FUNC symbols.
4289
4290 * symtab.h (Symbol): Add is_func and use it.
4291
05a352e6
DK		 42922009-12-05 Doug Kwan <dougkwan@google.com>
4293
4294 * arm.cc (Target_arm::arm_info): Initialize new fields
4295 attributes_section and attributes_vendor.
4296 * i386.cc (Target_i386::i386_info): Same.
4297 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4298 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4299 fields attributes_section and attributes_vendor.
53d7974c 4300 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4301 * target.h (Target::attributes_section, Target::attributes_vendor,
4302 Target::is_attributes_section, Target::attribute_arg_type,
4303 Target::attributes_order): New method definitions.
4304 (Target::Target_info::attributes_section,
4305 Target::Target_info::attributes_vendor): New fields.
4306 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4307 virtual method definitions.
4308 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4309 attributes_section and attributes_vendor.
4310 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4311
f4e5969c
DK		 43122009-12-05 Doug Kwan <dougkwan@google.com>
4313
4314 * arm.cc: Update comments about interworking and stub generation.
4315 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4316 considered as non-PIC.
4317 (Arm_relocate_functions::base_abs): Fix formatting.
4318 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4319 of function to use GOT entry address instead of offset.
4320 (Target_arm::Scan::global): Issue an error if a symbol would need a
4321 PLT does not get one because it is untyped. Remove code to create
4322 dynamic symbols for relative branches.
4323 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4324 takes unsigned integer instead of boolean.
4325
1abce4a6
L		 43262009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4327
4328 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4329 (two_file_test_LDADD): Likewise.
4330 (common_test_1_LDADD): Likewise.
4331 (exception_test_LDADD) Likewise.
4332 (weak_test_LDADD): Likewise.
4333 (many_sections_test_LDADD): Likewise.
4334 (initpri1_LDADD): Likewise.
4335 (script_test_1_LDADD): Likewise.
4336 (script_test_2_LDADD): Likewise.
4337 (justsyms_LDADD): Likewise.
4338 (binary_test_LDADD): Likewise.
4339 (large_LDADD): Likewise.
4340 * testsuite/Makefile.in: Regenerated.
4341
adcf2816 43422009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4343
adcf2816
L		 4344 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4345 (Symbol_table::override_with_special): Likewise.
4346 (Symbol_table::add_from_object): Likewise.
4347
28e67f5d
RÁE		 43482009-12-04 Rafael Avila de Espindola <espindola@google.com>
4349
4350 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4351 Don't set the data_offset twice.
4352
ae10a101
RÁE		 43532009-12-04 Rafael Avila de Espindola <espindola@google.com>
4354
4355 * testsuite/Makefile.in: Regenerate.
4356
f59f41f3
DK		 43572009-12-03 Doug Kwan <dougkwan@google.com>
4358
4359 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4360 (Target_arm::do_finalize_sections): Add parameter for symbol table
4361 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4362 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4363 parameter for symbol table pointer.
4364 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4365 an additional parameter for a pointer to symbol table.
4366 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4367 parameter for a symbol table pointer.
4368 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4369 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4370 Ditto.
4371 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4372 parameter for a symbol table pointer.
4373
ca55d848
RÁE		 43742009-12-03 Rafael Avila de Espindola <espindola@google.com>
4375
4376 * incremental.cc (Incremental_inputs_header)
4377 (Incremental_inputs_header_write, Incremental_inputs_entry)
4378 (Incremental_inputs_entry_write): Move ...
4379 * incremental.h (Incremental_inputs_header)
4380 (Incremental_inputs_header_write, Incremental_inputs_entry)
4381 (Incremental_inputs_entry_write): here.
4382
3aec4f9c
RÁE		 43832009-12-02 Rafael Avila de Espindola <espindola@google.com>
4384
4385 * incremental.cc (make_sized_incremental_binary): Set the target.
4386 Error if it is incompatible.
4387 * output.h (Output_file): Add filename method.
4388
9c0ae74d
RÁE		 43892009-12-02 Rafael Avila de Espindola <espindola@google.com>
4390
4391 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4392 from the get_* methods.
4393
a45500ae
RÁE		 43942009-12-02 Rafael Avila de Espindola <espindola@google.com>
4395
4396 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4397 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4398 Write 0 for the data_offset of scripts.
4399
325e6408
RÁE		 44002009-12-02 Rafael Avila de Espindola <espindola@google.com>
4401
4402 * testsuite/Makefile.am: Add the incremental_test.sh test.
4403 * testsuite/incremental_test.sh: New.
4404 * testsuite/incremental_test_1.c: New.
4405 * testsuite/incremental_test_2.c: New.
4406
954c3e2e
RÁE		 44072009-12-01 Rafael Avila de Espindola <espindola@google.com>
4408
4409 * incremental-dump.cc (main): Fix typos.
4410
f8086623
RÁE		 44112009-11-27 Rafael Avila de Espindola <espindola@google.com>
4412
4413 PR gold/11025
4414 * incremental-dump.cc (main): Use llu to print 64 bit values.
4415
3b0dd6ac
L		 44162009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4417 H.J. Lu <hongjiu.lu@intel.com>
4418
4419 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4420 $(LIBDL).
4421 (incremental_dump_LDADD): Likewise.
4422 * Makefile.in: Regenerated.
4423
a6d1ef57 44242009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4425
a6d1ef57
DK		 4426 Revert:
4427
4428 2009-11-25 Doug Kwan <dougkwan@google.com>
4429
4430 * arm.cc (Target_arm::Target_arm): Move method definition
4431 outside of class definition. Add code to handle
4432 --target1-rel, --target1-abs and --target2= options.
4433 (Target_arm::get_reloc_reloc_type): Change method to be
4434 non-static and const.
4435 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4436 New data member declaration.
4437 (Target_arm::Scan::local, Target_arm::Scan::global,
4438 Target_arm::Relocate::relocate,
4439 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4440 Adjust call to Target_arm::get_real_reloc_type.
4441 (Target_arm::get_real_reloc_type): Use command line options
4442 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4443 * options.h (--target1-rel, --target1-abs, --target2): New
4444 ARM-only options.
4445
50aeb7d4
DK		 44462009-11-25 Doug Kwan <dougkwan@google.com>
4447
4448 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4449 class definition. Add code to handle --target1-rel, --target1-abs
4450 and --target2= options.
4451 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4452 and const.
4453 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4454 member declaration.
4455 (Target_arm::Scan::local, Target_arm::Scan::global,
4456 Target_arm::Relocate::relocate,
4457 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4458 call to Target_arm::get_real_reloc_type.
4459 (Target_arm::get_real_reloc_type): Use command line options to
4460 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4461 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4462 options.
4463
51938283
DK		 44642009-11-25 Doug Kwan <dougkwan@google.com>
4465
4466 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4467 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4468 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4469 formatting.
4470 (Arm_relocate_functions::thm_call): Replace body with a call to
4471 Arm_relocate_functions::thumb_branch_common.
4472 (Arm_relocate_functions::thm_jump24,
4473 Arm_relocate_functions::thm_xpc22): New method definitions.
4474 (Arm_relocate_functions::thumb_branch_common): New method definition.
4475 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4476 operator.
4477 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4478 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4479
e2b8f3c4
RÁE		 44802009-11-24 Rafael Avila de Espindola <espindola@google.com>
4481
4482 * Makefile.am: Build incremental-dump
4483 * Makefile.in: Regenerate.
4484 * incremental-dump.cc: New.
4485 * incremental.cc (Incremental_inputs_header_data,
4486 Incremental_inputs_entry_data): Move to incremental.h
4487 * incremental.h: (Incremental_inputs_header_data,
4488 Incremental_inputs_entry_data): Move from incremental.cc
4489
bcba9aec
RÁE		 44902009-11-24 Rafael Avila de Espindola <espindola@google.com>
4491
4492 * incremental.cc (Incremental_inputs_header,
4493 Incremental_inputs_header_write, Incremental_inputs_entry,
4494 Incremental_inputs_entry_write): Add a typedef with the data type.
4495
7c3afe08
RÁE		 44962009-11-24 Rafael Avila de Espindola <espindola@google.com>
4497
4498 * incremental.cc (Incremental_inputs_header,
4499 Incremental_inputs_header_write, Incremental_inputs_entry,
4500 Incremental_inputs_entry_write): Update comment about which
4501 type has the filed descriptions.
4502
d204b6e9
DK		 45032009-11-15 Doug Kwan <dougkwan@google.com>
4504
4505 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4506 (Arm_relocate_functions::arm_branch_common): Change method defintion
4507 in class definition to a method declaration and update list of formal
4508 parameters.
4509 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4510 Arm_relocation_functions::jump24): Adjust call to
4511 Arm_relocate_functions::arm_branch_common. Update list of formal
4512 parameters.
4513 (Arm_relocate_functions::xpc25): New method definition.
4514 (Arm_relocate_functions::arm_branch_common): Move method defintion
4515 out from class definition. Use stubs for mode-switching and extending
4516 branch ranges.
4517 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4518 specially. Change code to enable use of stubs in ARM branches.
4519
43d12afe
DK		 45202009-11-10 Doug Kwan <dougkwan@google.com>
4521
4522 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4523 in method declaration.
4524 (Target_arm::relocate_stub): New method declaration.
4525 (Target_arm::default_target): Change to return a pointer instead of
4526 a const reference.
4527 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4528 Target_arm::default_target.
4529 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4530 method definition.
4531 (Target_arm::relocate_section): Adjust view.
4532 (Target_arm::relocate_stub): New method definition.
4533
ac33a407
DK		 45342009-11-10 Doug Kwan <dougkwan@google.com>
4535
4536 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4537 a format warning.
4538 * incremental.cc (open_incremental_binary): Initialized local
4539 variables to avoid warnings.
4540 * object.cc (make_elf_object): Ditto.
4541 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4542 a format warning.
e1df38aa 4543
88ee28e9
L		 4544009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4545
4546 PR gold/10930
4547 * testsuite/plugin_test.c: Include "config.h".
4548
2daedcd6
DK		 45492009-11-09 Doug Kwan <dougkwan@google.com>
4550
4551 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4552 (arm_symbol_value): Remove.
4553 (Arm_relocate_functions::arm_branch_common,
4554 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4555 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4556 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4557 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4558 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4559 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4560 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4561 Arm_relocate_functions::thm_mobw_abs_nc,
4562 Arm_relocate_functions::thm_mov_abs,
4563 Arm_relocate_functions::movw_prel_nc,
4564 Arm_relocate_functions::thm_movt_abs,
4565 Arm_relocate_functions::movt_prel,
4566 Arm_relocate_functions::thm_movw_prel_nc,
4567 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4568 (Target_arm::Relocate::relocate): Only decompose address into two
4569 parts if relocation type uses the thumb-bit and pass the actual
4570 bit instead of a flag indicating that the thumb-bit is used. Adjust
4571 calls to methods in Arm_relocate_functions for this change.
4572
1276bc89 45732009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4574
4575 PR 10925
4576 * reloc.cc: Instantiate
4577 Sized_relobj::initialize_input_to_output_maps and
4578 Sized_relobj:free_input_to_output_maps.
4579
e53ad1b5
ILT		 45802009-11-06 Ian Lance Taylor <iant@google.com>
4581
4582 PR 10876
4583 * defstd.cc (in_segment): Set only_if_ref true for "end".
4584
eb44217c
DK		 45852009-11-06 Doug Kwan <dougkwan@google.com>
4586
4587 * arm.cc (class Reloc_stub): Correct a comment.
4588 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4589 (Target_arm::scan_section_for_stubs): New method declaration.
4590 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4591 Change methods from private to protected.
4592 (Target_arm::do_may_relax): New method definition.
4593 (Target_arm::do_relax, Target_arm::group_sections,
4594 Target_arm::scan_reloc_for_stub,
4595 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4596 (Target_arm::arm_input_section_map_): New data member declaration.
4597 (Target_arm::scan_reloc_for_stub,
4598 Target_arm::scan_reloc_section_for_stubs,
4599 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4600 Target_arm::do_relax): New method definitions.
4601
5d329b7d
ILT		 46022009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4603
4604 * configure.ac: Check for (struct stat)::st_mtim
4605 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4606 * config.in: Regenerate.
4607 * configure: Regenerate.
4608
96a0d71b
ILT		 46092009-11-05 Ian Lance Taylor <iant@google.com>
4610
4611 PR 10910
4612 * output.cc (Output_segment::add_output_section): Add missing
4613 return statement.
4614
594c8e5e
ILT		 46152009-11-04 Ian Lance Taylor <iant@google.com>
4616
4617 PR 10880
4618 * object.h (class Object): Add is_needed and set_is_needed
4619 methods. Add is_needed_ field. Make bool fields into bitfields.
4620 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4621 defined in a dynamic object and referenced by a regular object,
4622 set is_needed for the dynamic object.
4623 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4624 if the file is marked with as_needed and it is not needed.
4625
22b127cc
ILT		 46262009-11-04 Ian Lance Taylor <iant@google.com>
4627
4628 PR 10887
4629 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4630 tags if data is discarded by linker script.
4631 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4632 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4633 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4634 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4635
f5c870d2
ILT		 46362009-11-04 Ian Lance Taylor <iant@google.com>
4637
4638 * layout.cc (Layout::get_output_section): Add is_interp and
4639 is_dynamic_linker_section parameters. Change all callers.
4640 (Layout::choose_output_section): Likewise.
4641 (Layout::make_output_section): Likewise.
4642 (Layout::add_output_section_data): Add is_dynamic_linker_section
4643 parameter. Change all callers.
4644 * layout.h (class Layout): Update declarations.
4645 * output.h (class Output_section): Add is_interp, set_is_interp,
4646 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4647 Add is_interp_, is_dynamic_linker_section_ fields. Change
4648 generate_code_fills_at_write_ to a bitfield.
4649 * output.cc (Output_section::Output_sections): Initialize new
4650 fields.
4651 (Output_segment::add_output_section): Add do_sort parameter.
4652 Change all callers.
4653
1ae4d23b
ILT		 46542009-11-03 Ian Lance Taylor <iant@google.com>
4655
4656 PR 10860
4657 * options.h (class General_options): Add --warn-common.
4658 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4659 merging two common symbols.
4660 (Symbol_table::should_override): Handle --warn-common when merging
4661 a common symbol with a defined symbol. Use report_resolve_problem
4662 for multiple definitions.
4663 (Symbol_table::report_resolve_problem): New function.
4664 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4665
55da9579
DK		 46662009-11-03 Doug Kwan <dougkwan@google.com>
4667
4668 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4669 stub_factory_.
4670 (Target_arm::stub_factory): New method definition.
4671 (Target_arm::new_arm_input_section,
4672 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4673 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4674 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4675 New type definitions.
4676 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4677 member declarations.
4678 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4679 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4680 New method definitions.
4681
37a9ac43
ILT		 46822009-11-03 Ian Lance Taylor <iant@google.com>
4683
4684 * options.h (class General_options): Add --warn_constructors.
4685
b3d6a3d4
ILT		 46862009-11-03 Ian Lance Taylor <iant@google.com>
4687
4688 PR 10893
4689 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4690 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4691
934b01dd
ILT		 46922009-11-03 Ian Lance Taylor <iant@google.com>
4693
4694 PR 10895
4695 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4696 --msgid-bugs-address.
4697 (install-pdf): New target.
4698 (install-data_yes): Look up one directory to find mkinstalldirs.
4699
03c1939b
L		 47002009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4701
4702 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4703 tree.
4704
ebd95253
DK		 47052009-10-30 Doug Kwan <dougkwan@google.com>
4706
4707 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4708
e9bbb538
DK		 47092009-10-30 Doug Kwan <dougkwan@google.com>
4710
4711 * arm.cc (Stub_addend_reader): New struct template definition
4712 and partial specializations.
4713 (Stub_addend_reader::operator()): New method definition for a
4714 partially specialized template.
4715
d5b40221
DK		 47162009-10-30 Doug Kwan <dougkwan@google.com>
4717
4718 * arm.cc (Arm_relobj::processor_specific_flags): New method
4719 definition.
4720 (Arm_relobj::do_read_symbols): New method declaration.
4721 (Arm_relobj::processor_specific_flags_): New data member declaration.
4722 (Arm_dynobj): New class definition.
4723 (Target_arm::do_finalize_sections): Add input_objects parameter.
4724 (Target_arm::do_adjust_elf_header): New method declaration.
4725 (Target_arm::are_eabi_versions_compatible,
4726 (Target_arm::merge_processor_specific_flags): New method declaration.
4727 (Target_arm::do_make_elf_object): New overloaded method definitions
4728 and declaration.
4729 (Arm_relobj::do_read_symbols): New method definition.
4730 (Arm_dynobj::do_read_symbols): Ditto.
4731 (Target_arm::do_finalize_sections): Add input_objects parameters.
4732 Merge processor-specific flags from all input objects.
4733 (Target_arm::are_eabi_versions_compatible,
4734 Target_arm::merge_processor_specific_flags,
4735 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4736 New method definitions.
4737 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4738 Input_objects pointer type parameter.
4739 * layout.cc (Layout::finalize): Pass input objects to target's.
4740 finalize_sections function.
4741 * output.cc (Output_file_header::do_sized_write): Set ELF file
4742 header's processor-specific flags.
4743 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4744 Input_objects pointer type parameter.
4745 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4746 * target.h (Input_objects): New forward class declaration.
4747 (Target::processor_specific_flags,
4748 Target::are_processor_specific_flags_sect): New method definitions.
4749 (Target::finalize_sections): Add input_objects parameter.
4750 (Target::Target): Initialize processor_specific_flags_ and
4751 are_processor_specific_flags_set_.
4752 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4753 parameter.
4754 (Target::set_processor_specific_flags): New method definition.
4755 (Target::processor_specific_flags_,
4756 Target::are_processor_specific_flags_set_): New data member
4757 declarations.
4758 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4759 Input_objects pointer type parameter.
4760
ebabffbd
DK		 47612009-10-30 Doug Kwan <dougkwan@google.com>
4762
4763 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4764
ad0f2072
ILT		 47652009-10-28 Ian Lance Taylor <iant@google.com>
4766
4767 * object.h (class Relobj): Drop options parameter from
4768 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4769 do_scan_relocs, do_relocate. Change all callers.
4770 (class Sized_relobj): Drop options parameters from
4771 do_gc_process_relocs, do_scan_relocs, do_relocate,
4772 do_relocate_sections, relocate_sections, emit_relocs_scan,
4773 emit_relocs_scan_reltype. Change all callers.
4774 (struct Relocate_info): Remove options field and all references to
4775 it.
4776 * reloc.h (class Read_relocs): Remove options constructor
4777 parameter and options_ field. Change all callers.
4778 (class Gc_process_relocs, class Scan_relocs): Likewise.
4779 (class Relocate_task): Likewise.
4780 * target-reloc.h (scan_relocs): Remove options parameter. Change
4781 all callers.
4782 (scan_relocatable_relocs): Likewise.
4783 * target.h (class Sized_target): Remove options parameter from
4784 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4785 all callers.
4786 * gc.h (gc_process_relocs): Remove options parameter. Change all
4787 callers.
4788 * arm.cc: Update functions to remove options parameters.
4789 * i386.cc: Likewise.
4790 * powerpc.cc: Likewise.
4791 * sparc.cc: Likewise.
4792 * x86_64.cc: Likewise.
4793 * testsuite/testfile.cc: Likewise.
4794
8ffa3667
DK		 47952009-10-28 Doug Kwan <dougkwan@google.com>
4796
4797 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4798 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4799 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4800 New method definitions.
4801
40f36857
CC		 48022009-10-28 Cary Coutant <ccoutant@google.com>
4803
4804 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4805 (Plugin::cleanup_done_): New member.
4806 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4807 (Plugin_manager::cleanup_done_): Remove.
4808 (Plugin_manager::add_input_file): Edit error message.
4809 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4810 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4811
2c849493
ILT		 48122009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4813
4814 * fileread.cc: (File_read::View::~View): Use the new
4815 data_ownership_ filed.
4816 (File_read::~File_read): Dispose the new whole_file_view_.
4817 (File_read::open): Mmap the whole file if needed.
4818 (File_read::open): Use whole_file_view_ instead of contents_.
4819 (File_read::find_view): Use whole_file_view_ if applicable.
4820 (File_read::do_read): Use whole_file_view_ instead of contents_.
4821 (File_read::make_view): Use whole_file_view_ instead of contents_,
4822 update File_read::View::View call.
4823 (File_read::find_or_make_view): Update File_read::View::View
4824 call.
4825 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4826 remove contents_
4827 (File_read::View::Data_ownership): New enum.
4828 (File_read::View::View): Replace bool mapped_ with Data_ownership
4829 argument.
4830 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4831 (File_read::View::data_ownership_): New field.
4832 (File_read::contents_): Remove (replaced by whole_file_view_).
4833 (File_read::whole_file_view_): New field.
4834 * options.h (class General_options): Add --keep-files-mapped.
4835
24998053
CC		 48362009-10-27 Cary Coutant <ccoutant@google.com>
4837
4838 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4839 * testsuite/Makefile.am (plugin_test_5): New test case.
4840 * testsuite/Makefile.in: Regenerate.
4841
72adc4fa
DK		 48422009-10-25 Doug Kwan <dougkwan@google.com>
4843
4844 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4845 from private to protected to allow access by child class.
4846 (Sized_relobj::do_relocate_sections): New method declaration.
4847 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4848 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4849 Sized_relobj::relocate_sections. Instantiate template explicitly
4850 for different target sizes and endianity.
4851
07f508a2
DK		 48522009-10-24 Doug Kwan <dougkwan@google.com>
4853
4854 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4855 (Arm_input_section::as_arm_input_section): New method.
4856 (Arm_output_section): New class definition.
4857 (Arm_output_section::create_stub_group,
4858 Arm_output_section::group_sections): New method definitions.
4859
10ad9fe5
DK		 48602009-10-22 Doug Kwan <dougkwan@google.com>
4861
4862 * arm.cc (Arm_input_section): New class definition.
4863 (Arm_input_section::init, Arm_input_section:do_write,
4864 Arm_input_section::set_final_data_size,
4865 Arm_input_section::do_reset_address_and_file_offset): New method
4866 definitions.
4867
56ee5e00
DK		 48682009-10-21 Doug Kwan <dougkwan@google.com>
4869
4870 * arm.cc (Stub_table, Arm_input_section): New forward class
4871 declarations.
4872 (Stub_table): New class defintion.
4873 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4874 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4875 New method definition.
4876
b569affa
DK		 48772009-10-21 Doug Kwan <dougkwan@google.com>
4878
4879 * arm.cc: Update copyright comments.
4880 (Target_arm): New forward class template declaration.
4881 (Arm_address): New type.
4882 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4883 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4884 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4885 constants.
4886 (Insn_template): Same.
4887 (DEF_STUBS): New macro.
4888 (Stub_type): New enum type.
4889 (Stub_template): New class definition.
4890 (Stub): Same.
4891 (Reloc_stub): Same.
4892 (Stub_factory): Same.
4893 (Target_arm::Target_arm): Initialize may_use_blx_ and
4894 should_force_pic_veneer_.
4895 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4896 Target_arm::should_force_pic_veneer,
4897 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4898 Target_arm::using_thumb_only, Target_arm:;default_target): New
4899 method defintions.
4900 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4901 New data member declarations.
4902 (Insn_template::size, Insn_template::alignment): New method defintions.
4903 (Stub_template::Stub_template): New method definition.
4904 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4905 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4906 (Stub_factory::Stub_factory): New method definition.
4907 * gold.h (string_hash): New template.
4908 * output.h (Input_section_specifier::hash_value): Use
4909 gold::string_hash.
4910 (Input_section_specifier::string_hash): Remove.
4911 * stringpool.cc (Stringpool_template::string_hash): Use
4912 gold::string_hash.
4913
6c172549
DK		 49142009-10-20 Doug Kwan <dougkwan@google.com>
4915
4916 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4917 symbols of relaxed input sections.
4918 * output.h (Output_section::find_relaxed_input_section): Make
4919 method public.
4920
c5617f2f
DK		 49212009-10-16 Doug Kwan <dougkwan@google.com>
4922
4923 * dynobj.cc (Versions::Versions): Initialize version_script_.
4924 Only insert base version symbol definition for a shared object
4925 if version script defines any version versions.
4926 (Versions::define_base_version): New method definition.
4927 (Versions::add_def): Check that base version is not needed.
4928 (Versions::add_need): Define base version lazily.
4929 * dynobj.h (Versions::define_base_version): New method declaration.
4930 (Versions::needs_base_version_): New data member declaration.
4931 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4932 (check_DATA): Add no_version_test.stdout.
4933 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4934 New make rules.
4935 * testsuite/Makefile.in: Regenerate.
4936 * testsuite/no_version_test.c: New file.
4937 * testsuite/no_version_test.sh: Ditto.
4938
3c12dcdb
DK		 49392009-10-16 Doug Kwan <dougkwan@google.com>
4940
4941 * expression.cc (class Segment_start_expression): New class definition.
4942 (Segment_start_expression::value): New method definition.
4943 (script_exp_function_segment_start): Return a new
4944 Segment_start_expression.
4945 * gold/script-c.h (script_saw_segment_start_expression): New function
4946 prototype.
4947 * script-sections.cc (Script_sections::Script_sections): Initialize
4948 SAW_SEGMENT_START_EXPRESSION_ to false.
4949 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4950 and -Tbbs options to specify section addresses if given in
4951 command line and no SEGMENT_START expression is seen in a script.
4952 * script-sections.h (Script_sections::saw_segment_start_expression,
4953 Script_sections::set_saw_segment_start_expression): New method
4954 definition.
4955 (Script_sections::saw_segment_start_expression_): New data member
4956 declaration.
4957 * script.cc (script_saw_segment_start_expression): New function.
4958 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4959 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4960 script_test_7.sh and script_test_8.sh.
4961 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4962 script_test_8.stdout.
4963 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4964 (script_test_6, script_test_6.stdout, script_test_7,
4965 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4966 * Makefile.in: Regenerate.
4967 * testsuite/script_test_6.sh: New file.
4968 * testsuite/script_test_6.t: Same.
4969 * testsuite/script_test_7.sh: Same.
4970 * testsuite/script_test_7.t: Same.
4971 * testsuite/script_test_8.sh: Same.
4972
64b1ae37
DK		 49732009-10-16 Doug Kwan <dougkwan@google.com>
4974
4975 * output.cc (Output_segment::set_section_list_address): Cast
4976 expressions to unsigned long long type to avoid format warnings.
4977
661be1e2
ILT		 49782009-10-15 Ian Lance Taylor <iant@google.com>
4979
12edd763 4980 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 4981 dot assignment to script_sections_.
12edd763
ILT		 4982 * script-sections.cc (Script_sections::add_dot_assignment):
4983 Initialize if necessary.
4984
68b6574b
ILT		 4985 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4986 program headers with no load segment if there is a linker script.
4987
661be1e2
ILT		 4988 * layout.cc (Layout::set_segment_offsets): Align the file offset
4989 to the segment aligment for -N or -n with no load segment.
4990 * output.cc (Output_segment::add_output_section): Don't crash if
4991 the first section is a TLS section.
4992 (Output_segment::set_section_list_addresses): Print an error
4993 message if the address moves backward in a linker script.
4994 * script-sections.cc
4995 (Output_section_element_input::set_section_addresses): Don't
4996 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4997 (Orphan_output_section::set_section_addresses): Likewise.
4998
f15f61a7
DK		 49992009-10-15 Doug Kwan <dougkwan@google.com>
5000
5001 * layout.cc (Layout::finish_dynamic_section): Generate tags
5002 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5003 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5004 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5005
82bb573a
ILT		 50062009-10-14 Ian Lance Taylor <iant@google.com>
5007
5008 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5009 fields.
5010 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5011 data_shdr fields of relinfo.
5012 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5013 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5014 R_386_TLS_LDO_32, adjust based on section flags.
5015 (Target_i386::Relocate::fix_up_ldo): Remove.
5016
374ad285
ILT		 50172009-10-13 Ian Lance Taylor <iant@google.com>
5018
5019 Add support for -pie.
5020 * options.h (class General_options): Add -pie and
5021 --pic-executable.
5022 (General_options::output_is_position_independent): Test -pie.
5023 (General_options::output_is_executable): Return true if not shared
5024 and not relocatable.
5025 (General_options::output_is_pie): Remove.
5026 * options.cc (General_options::finalize): Reject incompatible uses
5027 of -pie.
5028 * gold.cc (queue_middle_tasks): A -pie link is not static.
5029 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5030 * symtab.cc (Symbol::final_value_is_known): Return false if
5031 output_is_position_independent.
5032 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5033 output_is_position_independent.
5034 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5035 output_is_position_independent.
5036 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5037 output_is_position_independent.
5038 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5039 two_file_pie_test.
5040 (basic_pie_test.o, basic_pie_test): New targets.
5041 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5042 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5043 (two_file_pie_test): New target.
5044 * testsuite/Makefile.in: Rebuild.
5045 * README: Remove note saying that -pie is not supported.
5046
c6585162
ILT		 50472009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5048
5049 * options.h (class General_options): Add -init and -fini.
5050 * layout.cc (Layout::finish_dynamic_section): Emit
5051 given init and fini functions.
5052
032ce4e9
ST		 50532009-10-13 Sriraman Tallam <tmsriram@google.com>
5054
5055 * gc.h (gc_process_relocs): Check if icf is enabled using new
5056 function.
5057 * gold.cc (queue_initial_tasks): Likewise.
5058 (queue_middle_tasks): Likewise.
5059 * object.cc (do_layout): Likewise.
5060 * symtab.cc (is_section_folded): Likewise.
5061 * main.cc (main): Likewise.
5062 * reloc.cc (Read_relocs::run): Likewise.
5063 (Sized_relobj::do_scan_relocs): Likewise.
5064 * icf.cc (is_function_ctor_or_dtor): New function.
5065 (Icf::find_identical_sections): Check if function is ctor or dtor when
5066 safe icf is chosen.
5067 * options.h (General_options::icf): Change option to be an enum.
5068 (Icf_status): New enum.
5069 (icf_enabled): New method.
5070 (icf_safe_folding): New method.
5071 (set_icf_status): New method.
5072 (icf_status_): New variable.
5073 * (options.cc) (General_options::finalize): Set icf_status_.
5074 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5075 icf_test and icf_keep_unique_test to use the --icf enum flag.
5076 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5077 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5078
f345227a
ST		 50792009-10-12 Sriraman Tallam <tmsriram@google.com>
5080
5081 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5082 includes to gc.h and icf.h.
5083 * arm.cc: Include gc.h.
5084 * gold.cc: Likewise.
5085 * i386.cc: Likewise.
5086 * powerpc.cc: Likewise.
5087 * sparc.cc: Likewise.
5088 * x86_64.cc: Likewise.
5089 * gc.h: Include icf.h.
5090
1c7814ed
ILT		 50912009-10-11 Ian Lance Taylor <iant@google.com>
5092
5093 * plugin.cc: Include "gold.h" before other header files.
5094
ae3b5189
CD		 50952009-10-10 Chris Demetriou <cgd@google.com>
5096
5097 * options.h (Input_file_argument::Input_file_type): New enum.
5098 (Input_file_argument::is_lib_): Replace with...
5099 (Input_file_argument::type_): New member.
5100 (Input_file_argument::Input_file_argument): Take Input_file_type
5101 'type' rather than boolean 'is_lib' as second argument.
5102 (Input_file_argument::is_lib): Use type_.
5103 (Input_file_argument::is_searched_file): New function.
5104 (Input_file_argument::may_need_search): Handle is_searched_file.
5105 * options.cc (General_options::parse_library): Support -l:filename.
5106 (General_options::parse_just_symbols): Update for Input_file_argument
5107 changes.
5108 (Command_line::process): Likewise.
5109 * archive.cc (Archive::get_file_and_offset): Likewise.
5110 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5111 * script.cc (read_script_file, script_add_file): Likewise.
5112 * fileread.cc (Input_file::Input_file): Likewise.
5113 (Input_file::will_search_for): Handle is_searched_file.
5114 (Input_file::open): Likewise.
5115 * readsyms.cc (Read_symbols::get_name): Likewise.
5116 * testsuite/Makefile.am (searched_file_test): New test.
5117 * testsuite/Makefile.in: Regenerate.
5118 * testsuite/searched_file_test.cc: New file.
5119 * testsuite/searched_file_test_lib.cc: New file.
5120
f3048a1d
ILT		 51212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5122 Ian Lance Taylor <iant@google.com>
5123
5124 * descriptor.cc: Include <cstdio> and "binary-io.h".
5125 (Descriptors::open): Open the files in binary mode always.
5126 * script.cc (Lex::get_token): Treat \r as whitespace.
5127
d4780e57
ILT		 51282009-10-09 Ian Lance Taylor <iant@google.com>
5129
5130 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5131
d9a893b8
ILT		 51322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5133 Ian Lance Taylor <iant@google.com>
5134
5135 * configure.ac: Check for readv function also.
5136 * fileread.cc (readv): Define if not HAVE_READV.
5137 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5138 does not exist.
5139 * config.in: Regenerate.
5140 * configure: Regenerate.
5141
c0a62865
DK		 51422009-10-09 Doug Kwan <dougkwan@google.com>
5143
5144 * layout.cc (Layout::make_output_section): Call target hook to make
5145 ordinary output section.
5146 (Layout::finalize): Adjust parameter list of call the
5147 Target::may_relax().
5148 * layout.h (class Layout::section_list): New method.
5149 * merge.h (Output_merge_base::entsize): Change visibility to public.
5150 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5151 New methods.
5152 (Output_merge_string::do_is_string): New method.
5153 * object.cc (Sized_relobj::do_setup): renamed from
5154 Sized_relobj::set_up.
5155 * object.h (Sized_relobj::adjust_shndx,
5156 Sized_relobj::initializ_input_to_output_maps,
5157 Sized_relobj::free_input_to_output_maps): Change visibilities to
5158 protected.
5159 (Sized_relobj::setup): Virtualize.
5160 (Sized_relobj::do_setup): New method declaration.
5161 (Sized_relobj::invalidate_section_offset,
5162 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5163 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5164 * options.cc (parse_int): New function.
5165 * options.h (parse_int): New declaration.
5166 (DEFINE_int): New macro.
5167 (stub_group_size): New option.
5168 * output.cc (Output_section::Output_section): Initialize memebers
5169 merge_section_map_, merge_section_by_properties_map_,
5170 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5171 (Output_section::add_input_section): Handled deferred code-fill
5172 generation and remove an old comment.
5173 (Output_section::add_relaxed_input_section): New method definition.
5174 (Output_section::add_merge_input_section): Use merge section by
5175 properties map to speed to search. Update merge section maps
5176 as appropriate.
5177 (Output_section::build_relaxation_map): New method definition.
5178 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5179 Same.
5180 (Output_section::relax_input_section): Renamed to
5181 Output_section::convert_input_sections_to_relaxed_sections and change
5182 interface to take a vector of pointers to relaxed sections.
5183 (Output_section::find_merge_section,
5184 Output_section::find_relaxed_input_section): New method definitions.
5185 (Output_section::is_input_address_mapped,
5186 Output_section::output_offset, Output_section::output_address):
5187 Use output section data maps to speed up searching.
5188 (Output_section::find_starting_output_address): Add comments.
5189 (Output_section::do_write,
5190 Output_section::write_to_postprocessing_buffer): Do code-fill
5191 generation as appropriate.
5192 (Output_section::get_input_sections): Invalidate relaxed input section
5193 map.
5194 (Output_section::restore_states): Adjust type of checkpoint .
5195 Invalidate relaxed input section map.
5196 * output.h (Output_merge_base): New class declaration.
5197 (Input_section_specifier): New class defintion.
5198 (class Output_relaxed_input_section) Change base class to
5199 Output_section_data_build.
5200 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5201 base class initializer.
5202 (Output_section::add_relaxed_input_section): New method declaration.
5203 (Output_section::Input_section): Change visibility to protected.
5204 (Output_section::Input_section::relobj,
5205 Output_section::Input_section::shndx): Handle relaxed input sections.
5206 Output_section::input_sections) Change visibility to protected. Also
5207 define overload to return a non-const pointer.
5208 (Output_section::Merge_section_properties): New class defintion.
5209 (Output_section::Merge_section_by_properties_map,
5210 Output_section::Output_section_data_by_input_section_map,
5211 Output_section::Relaxation_map): New types.
5212 (Output_section::relax_input_section): Rename method to
5213 Output_section::convert_input_sections_to_relaxed_sections and change
5214 interface to take a vector of relaxed section pointers.
5215 (Output_section::find_merge_section,
5216 Output_section::find_relaxed_input_section,
5217 Output_section::build_relaxation_map,
5218 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5219 New method declarations.
5220 (Output_section::merge_section_map_
5221 Output_section::merge_section_by_properties_map_,
5222 Output_section::relaxed_input_section_map_,
5223 Output_section::is_relaxed_input_section_map_valid_,
5224 Output_section::generate_code_fills_at_write_): New data members.
5225 * script-sections.cc
5226 (Output_section_element_input::set_section_addresses): Call
5227 current_data_size and addralign methods of relaxed input sections.
5228 (Orphan_output_section::set_section_addresses): Call current_data_size
5229 and addralign methods of relaxed input sections.
5230 * symtab.cc (Symbol_table::compute_final_value): Extract template
5231 from the body of Symbol_table::sized_finalize_symbol.
5232 (Symbol_table::sized_finalized_symbol): Call
5233 Symbol_table::compute_final_value.
5234 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5235 (Symbol_table::compute_final_value): New templated method declaration.
5236 * target.cc (Target::do_make_output_section): New method defintion.
5237 * target.h (Target::make_output_section): New method declaration.
5238 (Target::relax): Add more parameters for input objects, symbol table
5239 and layout. Adjust call to do_relax.
5240 (Target::do_make_output_section): New method declaration.
5241 (Target::do_relax): Add parameters for input objects, symbol table
5242 and layout.
5243
d446d6c4
ILT		 52442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5245
5246 * pread.c: Include stdio.h.
5247
bc06c745
ILT		 52482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5249
5250 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5251 defined.
5252
75aea3d0
ILT		 52532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5254
5255 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5256 Change read_shndx type to unsigned int.
5257 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5258 int.
5259 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5260 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5261 Change read_shndx type to unsigned int.
5262 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5263 int.
5264 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5265 * layout.cc (Layout::create_symtab_sections): Cast the result of
5266 local_symcount * symsize to off_t in the gold_assert.
5267
be8fcb75
ILT		 52682009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5269
5270 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5271 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5272 R_ARM_BASE_ABS.
5273 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5274 (Arm_relocate_functions::thm_abs5): New function.
5275 (Arm_relocate_functions::abs12): New function.
5276 (Arm_relocate_functions::abs16): New function.
5277 (Arm_relocate_functions::base_abs): New function.
5278 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5279 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5280 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5281 R_ARM_BASE_ABS.
5282 (Scan::global): Likewise.
5283 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5284 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5285 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5286 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5287 R_ARM_BASE_ABS.
5288
c2a122b6
ILT		 52892009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5290
5291 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5292 (Arm_relocate_functions::movt_prel): New function.
5293 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5294 (Arm_relocate_functions::thm_movt_prel): New function.
5295 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5296 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5297 (Scan::global, Relocate::relocate): Likewise.
5298 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5299
c4aa1e2d
ILT		 53002009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5301
5302 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5303 Incremental_checker.
5304 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5305 unsigned int.
5306 (class Incremental_inputs_header): New class.
5307 (Incremental_inputs_header_writer): Edit comment.
5308 (Incremental_inputs_entry): New class.
5309 (Incremental_inputs_entry_writer): Edit comment.
5310 (Sized_incremental_binary::do_find_incremental_inputs_section):
5311 Add *strtab_shndx parameter, fill it.
5312 (Sized_incremental_binary::do_check_inputs): New method.
5313 (Incremental_checker::can_incrementally_link_output_file): Use
5314 Sized_incremental_binary::check_inputs.
5315 (Incremental_inputs::report_command_line): Save command line in
5316 command_line_.
5317 * incremental.h:
5318 (Incremental_binary::find_incremental_inputs_section): New
5319 method.
5320 (Incremental_binary::do_find_incremental_inputs_section): Add
5321 strtab_shndx parameter.
5322 (Incremental_binary::do_check_inputs): New pure virtual method.
5323 (Sized_incremental_binary::do_check_inputs): Declare.
5324 (Incremental_checker::Incremental_checker): Add incremental_inputs
5325 parameter, use it to initialize incremental_inputs_.
5326 (Incremental_checker::incremental_inputs_): New field.
5327 (Incremental_checker::command_line): New method.
5328 (Incremental_checker::inputs): New method.
5329 (Incremental_checker::command_line_): New field.
5330
c549a694
ILT		 53312009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5332
5333 * incremental.cc: Include <cstdarg> and "target-select.h".
5334 (vexplain_no_incremental): New function.
5335 (explain_no_incremental): New function.
5336 (Incremental_binary::error): New method.
5337 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5338 method.
5339 (make_sized_incremental_binary): New function.
5340 (open_incremental_binary): New function.
5341 (can_incrementally_link_file): Add checks if output is ELF and has
5342 inputs section.
5343 * incremental.h: Include "elfcpp_file.h" and "output.h".
5344 (Incremental_binary): New class.
5345 (Sized_incremental_binary): New class.
5346 (open_incremental_binary): Declare.
5347 * object.cc (is_elf_object): Use
5348 elfcpp::Elf_recognizer::is_elf_file.
5349 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5350 * output.h (Output_file::filesize): New method.
5351
fd3c5f0b
ILT		 53522009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5353
5354 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5355 New function.
5356 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5357 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5358 function.
5359 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5360 function.
5361 (Arm_relocate_functions::movw_abs_nc): New function.
5362 (Arm_relocate_functions::movt_abs): New function.
5363 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5364 (Arm_relocate_functions::thm_movt_abs): New function.
5365 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5366 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5367 (Scan::global): Likewise.
5368 (Relocate::relocate): Likewise.
5369 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5370
7f5309a5
ILT		 53712009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5372
5373 * arm.cc (Arm_relocate_functions::got_prel) New function.
5374 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5375 (Relocate::relocate): Likewise.
5376 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5377
364c7fa5
ILT		 53782009-10-06 Ian Lance Taylor <iant@google.com>
5379
5380 * options.h (class General_options): Define
5381 split_stack_adjust_size parameter.
5382 * object.h (class Object): Add uses_split_stack_ and
5383 has_no_split_stack_ fields. Add uses_split_stack and
5384 has_no_split_stack accessor functions. Declare
5385 handle_split_stack_section.
5386 (class Reloc_symbol_changes): Define.
5387 (class Sized_relobj): Define Function_offsets. Declare
5388 split_stack_adjust, split_stack_adjust_reltype, and
5389 find_functions.
5390 * object.cc (Object::handle_split_stack_section): New function.
5391 (Sized_relobj::do_layout): Call handle_split_stack_section.
5392 * dynobj.cc (Sized_dynobj::do_layout): Call
5393 handle_split_stack_section.
5394 * reloc.cc (Sized_relobj::relocate_sections): Call
5395 split_stack_adjust for executable sections in split_stack
5396 objects. Pass reloc_map to relocate_section.
5397 (Sized_relobj::split_stack_adjust): New function.
5398 (Sized_relobj::split_stack_adjust_reltype): New function.
5399 (Sized_relobj::find_functions): New function.
5400 * target-reloc.h: Include "object.h".
5401 (relocate_section): Add reloc_symbol_changes parameter. Change
5402 all callers.
5403 * target.h (class Target): Add calls_non_split method. Declare
5404 do_calls_non_split virtual method. Declare match_view and
5405 set_view_to_nop.
5406 * target.cc: Include "elfcpp.h".
5407 (Target::do_calls_non_split): New function.
5408 (Target::match_view): New function.
5409 (Target::set_view_to_nop): New function.
5410 * gold.cc (queue_middle_tasks): Give an error if mixing
5411 split-stack and non-split-stack objects with -r.
5412 * i386.cc (Target_i386::relocate_section): Add
5413 reloc_symbol_changes parameter.
5414 (Target_i386::do_calls_non_split): New function.
5415 * x86_64.cc (Target_x86_64::relocate_section): Add
5416 reloc_symbol_changes parameter.
5417 (Target_x86_64::do_calls_non_split): New function.
5418 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5419 parameter.
5420 * powerpc.cc (Target_powerpc::relocate_section): Add
5421 reloc_symbol_changes parameter.
5422 * sparc.cc (Target_sparc::relocate_section): Add
5423 reloc_symbol_changes parameter.
5424 * configure.ac: Call AM_CONDITIONAL for the default target.
5425 * configure: Rebuild.
5426 * testsuite/Makefile.am (TEST_AS): New variable.
5427 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5428 (check_DATA): Add split_i386 and split_x86_64 files.
5429 (SPLIT_DEFSYMS): Define.
5430 (split_i386_[1234n].o): New targets.
5431 (split_i386_[124]): New targets.
5432 (split_i386_[1234r].stdout): New targets.
5433 (split_x86_64_[1234n].o): New targets.
5434 (split_x86_64_[124]): New targets.
5435 (split_x86_64_[1234r].stdout): New targets.
5436 (MOSTLYCLEANFILES): Add new executables.
5437 * testsuite/split_i386.sh: New file.
5438 * testsuite/split_x86_64.sh: New file.
5439 * testsuite/split_i386_1.s: New file.
5440 * testsuite/split_i386_2.s: New file.
5441 * testsuite/split_i386_3.s: New file.
5442 * testsuite/split_i386_4.s: New file.
5443 * testsuite/split_i386_n.s: New file.
5444 * testsuite/split_x86_64_1.s: New file.
5445 * testsuite/split_x86_64_2.s: New file.
5446 * testsuite/split_x86_64_3.s: New file.
5447 * testsuite/split_x86_64_4.s: New file.
5448 * testsuite/split_x86_64_n.s: New file.
5449 * testsuite/testfile.cc (Target_test): Update relocation_section
5450 function.
5451 * testsuite/Makefile.in: Rebuild.
5452
e8a9fcda
ILT		 54532009-10-06 Ian Lance Taylor <iant@google.com>
5454
5455 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5456 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5457 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5458 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5459 the address on ldo_addrs_.
5460 (Target_i386::Relocate::fix_up_ldo): New function.
5461
e99daf92
ILT		 54622009-10-06 Rafael Espindola <espindola@google.com>
5463
5464 * plugin.cc (add_input_library): New.
5465 (Plugin::load): Add add_input_library to tv.
5466 (Plugin_manager::add_input_file): Add the is_lib argument.
5467 (add_input_file): Update call to Plugin_manager::add_input_file.
5468 (add_input_library): New.
5469 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5470
966d4097
DK		 54712009-09-30 Doug Kwan <dougkwan@google.com>
5472
5473 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5474 symbol and call Symbol::may_need_copy_reloc to determine if
5475 a copy reloc is needed.
5476 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5477 nocopyreloc is given in command line.
5478 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5479 given in command line.
5480 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5481 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5482 of the removed Target_i386::may_need_copy_reloc.
5483 * options.h (copyreloc): New option with default value false.
5484 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5485 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5486 instead of the removed Target_powerpc::may_need_copy_reloc.
5487 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5488 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5489 instead of the removed Target_sparc::may_need_copy_reloc.
5490 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5491 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5492 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5493 instead of the removed Target_x86_64::may_need_copy_reloc.
5494
029ba973
ILT		 54952009-09-30 Ian Lance Taylor <iant@google.com>
5496
5497 * object.h (class Object): Remove target_ field, and target,
5498 sized_target, and set_target methods.
5499 (Object::sized_target): Remove.
5500 (class Sized_relobj): Update declarations. Remove sized_target.
5501 * object.cc (Sized_relobj::setup): Remove target parameter.
5502 Change all callers.
5503 (Input_objects::add_object): Don't do anything with the target.
5504 (make_elf_sized_object): Add punconfigured parameter. Change all
5505 callers. Set or test parameter target.
5506 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5507 Change all callers.
5508 * parameters.cc (Parameters::set_target): Change parameter type to
5509 be non-const.
5510 (Parameters::default_target): Remove.
5511 (set_parameters_target): Change parameter type to be non-const.
5512 (parameters_force_valid_target): New function.
5513 (parameters_clear_target): New function.
5514 * parameters.h (class Parameters): Update declarations. Remove
5515 default_target method. Add sized_target and clear_target
5516 methods. Change target_ to be non-const.
5517 (set_parameters_target): Update declaration.
5518 (parameters_force_valid_target): Declare.
5519 (parameters_clear_target): Declare.
5520 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5521 as NULL if we aren't searching.
5522 (Add_symbols::run): Don't check for compatible target.
5523 * fileread.cc (Input_file::open_binary): Call
5524 parameters_force_valid_target.
5525 * gold.cc (queue_middle_tasks): Likewise.
5526 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5527 set_target on object.
5528 * dynobj.h (class Sized_dynobj): Update declarations.
5529 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5530 make_elf_object returns NULL.
5531 (Archive::include_member): Don't check whether object target is
5532 compatible.
5533 * output.cc (Output_section::add_input_section): Get target from
5534 parameters.
5535 (Output_section::relax_input_section): Likewise.
5536 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5537 parameters.
5538 (Sized_relobj::do_scan_relocs): Likewise.
5539 (Sized_relobj::relocate_sections): Likewise.
5540 * resolve.cc (Symbol_table::resolve): Likewise.
5541 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5542 parameter. Change all callers.
5543 (Symbol_table::add_from_object): Get target from parameters.
5544 (Symbol_table::add_from_relobj): Don't check object target.
5545 (Symbol_table::add_from_dynobj): Likewise.
5546 (Symbol_table::define_special_symbol): Get target from
5547 parameters.
5548 * symtab.h (class Symbol_table): Update declaration.
5549 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5550 parameter. Change all callers. Clear parameter target.
5551 (Binary_test): Test target here.
5552 * testsuite/object_unittest.cc (gold_testsuite): Remove
5553 target_test_pointer parameter. Change all callers.
5554 (Object_test): Test target here.
5555
a6a22b83
ILT		 55562009-09-26 Ian Lance Taylor <iant@google.com>
5557
5558 * testsuite/initpri1.c: Don't try to use constructor priorities if
5559 compiling with gcc before 4.3.
5560
6a8f49fe
ILT		 55612009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5562
5563 * testsuite/retain_symbols_file_test.sh (check_present): Change
5564 output file name to retain_symbols_file_test.stdout.
5565 (check_absent): Likewise.
5566
8c604651
CS		 55672009-09-18 Craig Silverstein <csilvers@google.com>
5568
5569 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5570 * options.cc: Include <cerrno> and <fstream>.
5571 (General_options::finalize): Parse -retain-symbols-file tag.
5572 * options.h: New flag.
5573 (General_options): New method should_retain_symbol, new
5574 variable symbols_to_retain.
5575 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5576 should_retain_symbol map.
5577 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5578 * testsuite/Makefile.in: Regenerate.
5579 * testsuite/retain_symbols_file_test.sh: New file.
5580
ca58b19f
NC		 55812009-09-18 Nick Clifton <nickc@redhat.com>
5582
5583 * po/es.po: Updated Spanish translation.
5584
20e6d0d6
DK		 55852009-09-17 Doug Kwan <dougkwan@google.com>
5586
5587 * debug.h (DEBUG_RELAXATION): New constant.
5588 (DEBUG_ALL): Add DEBUG_RELAXATION.
5589 (debug_string_to_enum): Add relaxation debug option.
5590 * layout.cc
5591 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5592 Layout::Relaxation_debug_check::read_sections,
5593 Layout::Relaxation_debug_check::read_sections): New method definitions.
5594 (Layout::Layout): Initialize data members
5595 record_output_section_data_from_scrips_,
5596 script_output_section_data_list_ and relaxation_debug_check_.
5597 (Layout::save_segments, Layout::restore_segments,
5598 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5599 Layout::relaxation_loop_body): New method definitions.
5600 (Layout::finalize): Support relaxation. Move section layout code to
5601 Layout::relaxation_loop_body.
5602 (Layout::set_asection_address_from_script): Move code for orphan
5603 section placement out.
5604 (Layout::place_orphan_sections_in_script): New method definition.
5605 * layout.h (Output_segment_headers, Output_file_header):
5606 New forward class declarations.
5607 (Layout::~Layout): Define.
5608 (Layout::new_output_section_data_from_script): New method definition.
5609 (Layout::place_orphan_sections_in_script): New method declaration.
5610 (Layout::Segment_states): New type declaration.
5611 (Layout::save_segments, Layout::restore_segments,
5612 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5613 Layout::relaxation_loop_body): New method declarations.
5614 (Layout::Output_section_data_list): New type declaration.
5615 (Layout::Relaxation_debug_check): New class definition.
5616 (Layout::record_output_section_data_from_script_,
5617 Layout::script_output_section_data_list_, Layout::segment_states_,
5618 Layout::relaxation_debug_check_): New data members.
5619 * output.cc: (Output_section_headers::do_size): New method definition.
5620 (Output_section_headers::Output_section_headers): Move size
5621 computation to Output_section_headers::do_size.
5622 (Output_segment_headers::do_size): New method definition.
e1df38aa 5623 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5624 Output_file_header::do_size and call it.
5625 (Output_file_header::do_size): New method definition.
5626 (Output_data_group::Output_data_group): Adjust call to
5627 Output_section_data.
5628 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5629 (Output_symtab_xindex::do_write): Add array bound check.
5630 (Output_section::Input_section::print_to_mapfile): Handle
5631 RELAXED_INPUT_SECTION_CODE.
5632 (Output_section::Output_section): Initialize data member checkpoint_.
5633 (Output_section::~Output_section): Delete checkpoint object pointed
5634 by checkpoint_.
5635 (Output_section::add_input_section): Always add an Input_section if
5636 relaxing.
5637 (Output_section::add_merge_input_section): Add assert.
5638 (Output_section::relax_input_section): New method definition.
5639 (Output_section::set_final_data_size): Set load address to zero for
5640 an unallocated section.
5641 (Output_section::do_address_and_file_offset_have_reset_values):
5642 New method definition.
5643 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5644 Handle relaxed input section.
5645 (Output_section::sort_attached_input_sections): Checkpoint input
5646 section list lazily.
5647 (Output_section::get_input_sections): Change type of input_sections to
5648 list of Simple_input_section pointers. Checkpoint input section list
5649 lazily. Also handle relaxed input sections.
5650 (Output_section::add_input_section_for_script): Take a reference to
5651 a Simple_input_section object instead of Relobj pointer and section
5652 index as parameter. Handle relaxed input sections.
5653 (Output_section::save_states, Output_section::restore_states): New
5654 method definitions.
5655 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5656 (Output_data::is_data_size_fixed): New method definition.
5657 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5658 if it is fixed.
5659 (Output_data::address_and_file_offset_have_reset_values): New method
5660 definition.
5661 (Output_data::do_address_and_file_offset_have_reset_values): New method
5662 definition.
5663 (Output_data::set_data_size): Check that data size is not fixed.
5664 (Output_data::fix_data_size): New method definition.
5665 (Output_data::is_data_size_fixed_): New data member.
5666 (Output_section_headers::set_final_data_size): New method definition.
5667 (Output_section_headers::do_size): New method declaration.
5668 (Output_segment_headers::set_final_data_size): New method definition.
5669 (Output_segment_headers::do_size): New method declaration.
5670 (Output_file_header::set_final_data_size)::New method definition.
5671 (Output_file_header::do_size)::New method declaration.
5672 (Output_section_data::Output_section_data): Add new parameter
5673 is_data_size_fixed and use it to fix data size.
5674 (Output_data_const::Output_data_const): Adjust call to base class
5675 constructor and fix data size.
5676 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5677 base class constructor and fix data size.
5678 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5679 base class constructor and fix data size.
5680 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5681 class constructor and fix data size.
5682 (Output_data_group::set_final_data_size): New method definition.
5683 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5684 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5685 class constructor and fix data size.
5686 (Output_relaxed_input_section): New class definition.
5687 (Output_section::Simple_input_section): New class definition.
5688 (Output_section::get_input_sections): Adjust parameter list.
5689 (Output_section::add_input_section_for_script): Same.
5690 (Output_section::save_states, Output_section::restore_states,
5691 Output_section::do_address_and_file_offset_have_reset_values,
5692 (Output_section::Input_section::Input_section): Handle
5693 RELAXED_INPUT_SECTION_CODE. Add new overload for
5694 Output_relaxed_input_section.
5695 (Output_section::Input_section::is_input_section,
5696 Output_section::Input_section::set_output_section): Handle relaxed
5697 input section.
5698 (Output_section::Input_section::is_relaxed_input_section,
5699 Output_section::Input_section::output_section_data,
5700 Output_section::Input_section::relaxed_input_section): New method
5701 definitions.
5702 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5703 value.
5704 (Output_section::Input_section::u1_): Update comments.
5705 (Output_section::Input_section::u2_): Add new union member poris.
5706 (Output_section::Checkpoint_output_section): New classs definition.
5707 (Output_section::relax_input_section): New method declaration.
5708 (Output_section::checkpoint_): New data member.
5709 (Output_segment): Update comments.
5710 (Output_segment::Output_segment): Un-privatize copy constructor.
5711 (Output_segment::operator=): Un-privatize.
5712 * script-sections.cc (Output_section_element::Input_section_list):
5713 Change element type to Output_section::Simple_input_section.
5714 (Output_section_element_dot_assignment::set_section_addresses):
5715 Register output section data for relaxation clean up.
5716 (Output_data_exression::Output_data_expression): Adjust call to base
5717 constructor to fix data size.
5718 (Output_section_element_data::set_section_addresses): Register
5719 Output_data_expression object for relaxation clean up.
5720 (struct Input_section_info): Replace Relobj pointer and section index
5721 pair with Output_section::Simple_input_section and Convert struct to a
5722 class.
5723 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5724 Input_section_info data member to use accessors.
20e6d0d6
DK		 5725 (Output_section_element_input::set_section_addresses): Use layout
5726 parameter. Adjust code to use Output_section::Simple_input_section
5727 and Input_secction_info classes. Register filler for relaxation
5728 clean up.
5729 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5730 and section index pair with Output_section::Simple_input_section
5731 class. Adjust code accordingly.
5732 (Phdrs_element::release_segment): New method definition.
5733 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5734 segment list.
5735 (Script_sections::release_segments): New method definition.
5736 * gold/script-sections.h (Script_sections::release_segments): New
5737 method declaration.
5738 * gold/target.h (Target::may_relax, Target::relax,
5739 Target::do_may_relax, Target::do_relax): New method definitions.
5740
5e445df6
ILT		 57412009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5742
5743 * arm.cc (has_signed_unsigned_overflow): New function.
5744 (Arm_relocate_functions::abs8): New function.
5745 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5746 (Target_arm::Scan::global): Likewise.
5747 (Target_arm::relocate::relocate): Likewise.
5748 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5749 Likewise.
5750
8c604651 57512009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5752
5753 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5754 * testsuite/Makefile.in: Regenerate.
5755
1e9cc1c2
NC		 57562009-09-11 Nick Clifton <nickc@redhat.com>
5757
5758 * po/gold.pot: Updated by the Translation project.
5759
6a89f575
CC		 57602009-09-08 Cary Coutant <ccoutant@google.com>
5761
5762 * output.cc (Output_file::open): Add execute permission to empty file.
5763 * testsuite/Makefile.am (permission_test): New test.
5764 * testsuite/Makefile.in: Regenerate.
5765
fdcac5af
ILT		 57662009-09-02 Ian Lance Taylor <iant@google.com>
5767
5768 * output.cc (Output_file::resize): Call map_no_anonymous rather
5769 than map.
5770
44453f85
ILT		 57712009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5772
5773 * gold.cc: Include "incremental.h".
5774 (queue_initial_tasks): Call Incremental_checker methods.
5775 * incremental.cc: Include "output.h".
5776 (Incremental_checker::can_incrementally_link_output_file): New
5777 method.
5778 * incremental.h (Incremental_checker): New class.
5779
5780 * output.cc (Output_file::open_for_modification): New method.
5781 (Output_file::map_anonymous): Changed return type to bool. Record
5782 map in base_ field.
5783 (Output_file::map_no_anonymous): New method, broken out of map.
5784 (Output_file::map): Use map_no_anonymous and map_anonymous.
5785 * output.h (class Output_file): Update declarations.
5786
293c1386
CC		 57872009-08-24 Cary Coutant <ccoutant@google.com>
5788
5789 * options.h (Command_line::Pre_options): New class.
5790 (Command_line::pre_options): New member.
5791 * options.cc (gold::options::ready_to_register): New variable.
5792 (One_option::register_option): Do nothing if not registering options.
5793 Assert if same short option registered twice.
5794 (General_options::General_options): Turn off option registration when
5795 done constructing.
5796 (Command_line::Pre_options::Pre_options): New constructor.
5797
f773f3d2
CC		 57982009-08-24 Cary Coutant <ccoutant@google.com>
5799
06a73cfe
CC		 5800 * options.h (General_options::no_keep_memory): Remove incorrect
5801 short option.
f773f3d2 5802
a15af8e2
RW		 58032009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5804
5805 * Makefile.am (am__skiplex, am__skipyacc): New.
5806 * Makefile.in: Regenerate.
5807
c462b41b
RW		 58082009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5809
14ec8efd
RW		 5810 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5811 (INCLUDES): ... this.
5812 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5813 (AM_CPPFLAGS): Renamed from ...
5814 (INCLUDE): ... this.
5815 * Makefile.in, testsuite/Makefile.in: Regenerate.
5816
81ecdfbb
RW		 5817 * Makefile.in: Regenerate.
5818 * aclocal.m4: Likewise.
5819 * config.in: Likewise.
5820 * configure: Likewise.
5821 * testsuite/Makefile.in: Likewise.
5822
c462b41b
RW		 5823 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5824 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5825 * Makefile.in: Regenerate.
5826 * testsuite/Makefile.in: Regenerate.
5827
2da73f13
CC		 58282009-08-19 Cary Coutant <ccoutant@google.com>
5829
5830 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5831 symbols in shared libraries overridden by hidden or internal symbols
5832 in the main program.
5833
2db70501
CD		 58342009-08-19 Chris Demetriou <cgd@google.com>
5835
5836 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5837 checking source file names in error messages.
5838
f733487b
DK		 58392009-08-18 Doug Kwan <dougkwan@google.com>
5840
5841 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5842 an elcpp::Ehdr as parameter. Adjust call to set_target.
5843 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5844 an elfcpp::Ehdr as parameter.
5845 * object.cc (Object::set_target): Remove the version that looks up
5846 a target and sets it.
5847 (Sized_relobj::setup): Take a Target object instead of
5848 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5849 (make_elf_sized_object): Find target and ask target to
5850 make an ELF object.
5851 * object.h: (Object::set_target): Remove the version that looks up
5852 a target and sets it.
5853 (Sized_relobj::setup): Take a Target object instead of
5854 an elfcpp:Ehdr as parameter.
5855 * target.cc: Include dynobj.h.
5856 (Target::do_make_elf_object_implementation): New.
5857 (Target::do_make_elf_object): New.
5858 * target.h (Target::make_elf_object): New template declaration.
5859 (Target::do_make_elf_object): New method declarations.
5860 (Target::do_make_elf_object_implementation): New template declaration.
5861
cc70f101
ILT		 58622009-08-14 Ian Lance Taylor <iant@google.com>
5863
5864 * gold.h (FUNCTION_NAME): Define.
5865 (gold_unreachable): Use FUNCTION_NAME.
5866
ef5e0cb1
ST		 58672009-08-12 Sriraman Tallam <tmsriram@google.com>
5868
5869 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5870 symbol in the --keep-unique list is not found.
5871
48c187ce
ST		 58722009-08-12 Sriraman Tallam <tmsriram@google.com>
5873
5874 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5875 been maked as --keep-unique.
5876 (Icf::unfold_section): New function.
5877 * icf.h (Icf::unfold_section): New function.
5878 * options.h (General_options::keep_unique): New option.
5879 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5880 * testsuite/Makefile.in: Regenerate.
5881 * testsuite/icf_keep_unique_test.sh: New file.
5882 * testsuite/icf_keep_unique_test.cc: New file.
5883
645afe0c
CC		 58842009-08-12 Cary Coutant <ccoutant@google.com>
5885
5886 PR 10471
5887 * resolve.cc (Symbol_table::resolve): Check for references from
5888 dynamic objects to hidden and internal symbols.
5889 * testsuite/Makefile.am (hidden_test.sh): New test.
5890 * testsuite/Makefile.in: Regenerate.
5891 * testsuite/hidden_test.sh: New script.
5892 * testsuite/hidden_test_1.c: New test source.
5893 * testsuite/hidden_test_main.c: New test source.
5894
11af873f
DK		 58952009-08-11 Doug Kwan <dougkwan@google.com>
5896
5897 * arm.cc: Update comments.
5898 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5899 segment to locate the .ARM.exidx section if present.
5900
b9f7d72d
DK		 59012009-08-09 Doug Kwan <dougkwan@google.com>
5902
5903 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5904 patch.
5905
ddd3c53c
ST		 59062009-08-07 Sriraman Tallam <tmsriram@google.com>
5907 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5908 compiler warnings.
5909
27721062
ST		 59102009-08-06 Sriraman Tallam <tmsriram@google.com>
5911
5912 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5913 valid tls_segment only for non-debug-section relocations.
5914 * testsuite/Makefile.am: Add gc_tls_test.
5915 * testsuite/Makefile.in: Regenerate.
5916 * testsuite/gc_tls_test.cc: New file.
5917 * testsuite/gc_tls_test.sh: New file.
5918
ef15dade 59192009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5920
ef15dade
ST		 5921 * icf.cc: New file.
5922 * icf.h: New file.
5923 * Makefile.am (CCFILES): Add icf.cc.
5924 (HFILES): Add icf.h
5925 * Makefile.in: Regenerate.
5926 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5927 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5928 section, symbol and addend information for the relocs.
5929 * gold.cc (queue_middle_tasks): Call identical code folding.
5930 * gold.h: Add defines for multimap.
5931 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5932 to the call of finalize_local_symbols.
5933 * main.cc (main): Create object of class Icf.
5934 * object.cc (Sized_relobj::do_layout): Allow this function to be
5935 called twice during icf.
5936 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5937 to sections marked as identical by icf.
5938 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5939 when available.
5940 (Sized_relobj::do_section_entsize): New function.
5941 * object.h (Object::section_entsize): New function.
5942 (Object::do_section_entsize): New pure virtual function.
5943 (Relobj::finalize_local_symbols): Add new parameter.
5944 (Relobj::do_section_entsize): New function.
5945 * options.h (General_options::icf): New option.
5946 (General_options::icf_iterations): New option.
5947 (General_options::print_icf_sections): New option.
5948 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5949 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5950 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5951 icf.
5952 * symtab.cc (Symbol_table::is_section_folded): New function.
5953 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5954 to sections marked as identical by icf.
5955 * symtab.h (Symbol_table::set_icf): New function.
5956 (Symbol_table::icf): New function.
5957 (Symbol_table::is_section_folded): New function.
5958 (Symbol_table::icf_): New data member.
5959 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5960 * testsuite/Makefile.am: Add commands to build icf_test.
5961 * testsuite/Makefile.in: Regenerate.
5962 * testsuite/icf_test.sh: New file.
5963 * testsuite/icf_test.cc: New file.
5964
c3b65ac4
CD		 59652009-07-24 Chris Demetriou <cgd@google.com>
5966
5967 * layout.cc (is_compressible_debug_section): Fix incorrect
5968 comment about compressed section names.
5969
1caf2c51
ILT		 59702009-07-20 Ian Lance Taylor <ian@airs.com>
5971
5972 PR 10419
5973 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5974
1ef4d87f
ILT		 59752009-07-16 Ian Lance Taylor <iant@google.com>
5976
5977 PR 10400
5978 * layout.h: #include <map>.
5979 (class Kept_section): Change from struct to class. Add accessors
5980 and setters. Add section size to Comdat_group mapping. Change
5981 Comdat_group to std::map. Add is_comdat_ field. Add
5982 linkonce_size field in union.
5983 (class Layout): Update declaration of find_or_add_kept_section.
5984 Don't declare find_kept_object.
5985 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5986 parameter. Add object, shndx, is_comdat, and is_group_name
5987 parameters. Change all callers. Adjust for new Kept_section.
5988 (Layout::find_kept_object): Remove.
5989 * object.cc (Sized_relobj::include_section_group): Update use of
5990 Kept_section. Rename secnum to shndx. Only record
5991 Kept_comdat_section if sections are the same size.
5992 (Sized_relobj::include_linkonce_section): Update use of
5993 Kept_section. Only record Kept_comdat_section if sections are the
5994 same size. Set size of linkonce section.
5995 (Sized_relobj::map_to_kept_section): Update call to
5996 get_kept_comdat_section.
5997 * object.h (class Sized_relobj): Rename fields in
5998 Kept_comdat_section to drop trailing underscores; change object
5999 field to Relobj*. Change Kept_comdat_section_table to store
6000 struct rather than pointer.
6001 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6002 Add kept_object and kept_shndx parameters. Change all callers.
6003 (Sized_relobj::get_kept_comdat_section): Change return type to
6004 bool. Add kept_object and kept_shndx parameters. Change all
6005 callers.
6006 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6007 Layout::find_or_add_kept_section.
6008
37c3b7b0
ILT		 60092009-07-09 Ian Lance Taylor <iant@google.com>
6010
6011 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6012 Reserve space in the hash table.
6013
98fa85cb
ILT		 60142009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6015
6016 * fileread.cc (File_read::get_mtime): New method.
6017 * fileread.h (Timespec): New structure.
6018 (File_read::get_mtime): New method.
6019 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6020 Renamed from timestamp_nsec.
6021 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6022 Elf_Xword.
e1df38aa 6023 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6024 timestamp_nsec.
e1df38aa 6025 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6026 (Incremental_inputs::report_obejct): Save mtime; style fix.
6027 (Incremental_inputs::report_script): Save mtime; style fix.
6028 (Incremental_inputs::finalize_inputs): Style fix.
6029 (Incremental_inputs::finalize): Style fix.
6030 (Incremental_inputs::create_input_section_data): Store inputs
6031 mtime.
6032 * incremental.h (Incremental_inputs::report_script): Add mtime
6033 argument.
6034 (Incremental_inputs::Input_info::Input_info): Intialize only one
6035 union member.
6036 (Incremental_inputs::Input_info::archive): Move to nameless
6037 union.
6038 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6039 (Incremental_inputs::Input_info::script): Move to nameless union.
6040 (Incremental_inputs::mtime): New field.
6041 * script.cc (read_input_script): Pass file mtime to
6042 Incremental_input.
6043 * script.h (Script_info::inputs): Style fix.
6044
c9d70757
ILT		 60452009-07-01 Ian Lance Taylor <ian@airs.com>
6046
6047 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6048 instead of 32.
6049
9c547ec3
ILT		 60502009-06-24 Ian Lance Taylor <iant@google.com>
6051
6052 PR 10156
6053 * layout.cc (Layout::choose_output_section): If we find an
6054 existing section, update the flags.
6055 (Layout::create_notes): New function, broken out of
6056 Layout::finalize.
6057 (Layout::finalize): Don't create note sections.
6058 (Layout::create_note): Don't crash if linker script discards
6059 section.
6060 (Layout::create_gold_note): Likewise.
6061 (Layout::create_build_id): Likewise. Don't set
6062 after_input_sections on the section.
6063 (Layout::create_executable_stack_info): Remove target parameter.
6064 Change caller.
6065 * layout.h (class Layout): Declare create_notes. Update
6066 declaration of create_executable_stack_info.
6067 * gold.cc (queue_middle_tasks): Call create_notes.
6068 * output.cc (Output_section::update_flags_for_input_section): Move
6069 here from output.h. If SHF_ALLOC flag is newly set, mark address
6070 invalid.
6071 * output.h (Output_data::mark_address_invalid): New function.
6072 (class Output_section): Only declare, not define,
6073 update_flags_for_input_section. Remove set_flags.
6074
55458500
ILT		 60752009-06-24 Ian Lance Taylor <iant@google.com>
6076
6077 * script-sections.cc (Output_section_definition::
6078 set_section_addresses): Rename shadowing local load_address to
6079 laddr.
6080
1307d6cd
ILT		 60812009-06-24 Ian Lance Taylor <iant@google.com>
6082
6083 PR 10244
6084 * reloc.cc (relocate_sections): Skip empty relocation sections.
6085
ec3f783e
ILT		 60862009-06-23 Ian Lance Taylor <iant@google.com>
6087
6088 PR 10156
6089 * layout.cc (Layout::create_note): Use choose_output_section
6090 rather than make_output_section.
6091
459c9f1c
ILT		 60922009-06-23 Ian Lance Taylor <iant@google.com>
6093
6094 PR 10237
6095 * options.cc (General_options::parse_V): Set printed_version_.
6096 (General_options::General_options): Initialize printed_version_.
6097 * options.h (class General_options): Add printed_version_ field.
6098 * gold.cc (queue_initial_tasks): If there are no input files,
6099 don't give a fatal error if we printed the version information.
6100 (queue_middle_tasks): If using -r with a shared object, give a
6101 fatal error rather than an ordinary error.
6102
1518dc8f
ILT		 61032009-06-23 Ian Lance Taylor <iant@google.com>
6104
6105 PR 10219
6106 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6107 (Layout::make_output_section): Set have_stabstr_section_ if we see
6108 a .stab*str section.
6109 (Layout::finalize): Call link_stabs_sections.
6110 (Layout::link_stabs_sections): New file.
6111 * layout.h (class Layout): Add have_stabstr_section_ field.
6112 Declare link_stabs_sections.
6113
3d857b98
DK		 61142009-06-23 Doug Kwan <dougkwan@google.com>
6115
6116 * Makefile.am (libgold_a_LIBADD): New.
6117 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6118 * Makefile.in: Regenerate.
6119 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6120 * configure: Regenerate.
6121 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6122 * fileread.cc: Include sys/state.h
6123 * gold.h: Declare memmem and strndup if found missing.
6124 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6125
0639a6f6
ILT		 61262009-06-23 Ian Lance Taylor <iant@google.com>
6127
6128 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6129 * configure: Rebuild.
6130
8d63875c
ILT		 61312009-06-23 Ian Lance Taylor <iant@google.com>
6132
6133 PR 10147
6134 * object.cc (Object::section_contents): Don't try to get a view if
6135 the section has length zero.
6136 (Object::handle_gnu_warning_section): If the section is empty, use
6137 the name of the section as the warning.
6138
f7c8a183
ILT		 61392009-06-23 Ian Lance Taylor <iant@google.com>
6140
6141 PR 10133
6142 * stringpool.h (class Stringpool_template): Add optimize_ field.
6143 (Stringpool_template::set_optimize): New function.
6144 * stringpool.cc (Stringpool_template::Stringpool_template):
6145 Initialize optimize_ field.
6146 (Stringpool_template::set_string_offsets): Test local optimize
6147 fild rather than parameter.
6148 * layout.cc (Layout::Layout): Call set_optimize on the section
6149 name stringpool.
6150
e6a307ba
ILT		 61512009-06-22 Ian Lance Taylor <iant@google.com>
6152
6153 PR 10030
6154 * yyscript.y: Parse TARGET.
6155 * script.cc (script_set_target): New function.
6156 * script-c.h (script_set_target): Declare.
6157 * options.cc (General_options::string_to_object_format): Rename
6158 from string_to_object_format in anonymous namespace. Change
6159 callers.
6160 * options.h (class General_options): Declare
6161 string_to_object_format.
6162
3ee173de
ILT		 61632009-06-22 Ian Lance Taylor <iant@google.com>
6164
6165 * script-sections.cc (Script_sections::create_segments): Don't put
6166 program headers in a PT_LOAD segment if -n or -N.
6167
61682009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6169
6170 PR 10141
6171 * options.h (class General_options): Add -z lazy and -z now. Sort
6172 -z options into alphabetical order.
6173 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6174
cd6739a1 61752009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6176
6177 * layout.cc (Layout::make_output_section): Call
6178 Target::new_output_section.
6179 (Layout::attach_allocated_section_to_segment): Put large section
6180 sections in a separate load segment with the large segment flag
6181 set.
6182 (Layout::segment_precedes): Sort large data segments after other
6183 load segments.
6184 (align_file_offset): New static function.
6185 (Layout::set_segment_offsets): Use align_file_offset.
6186 * output.h (class Output_section): Add is_small_section_ and
6187 is_large_section_ fields.
6188 (Output_section::is_small_section): New function.
6189 (Output_section::set_is_small_section): New function.
6190 (Output_section::is_large_section): New function.
6191 (Output_section::set_is_large_section): New function.
6192 (Output_section::is_large_data_section): New function.
6193 (class Output_segment): Add is_large_data_segment_ field.
6194 (Output_segment::is_large_data_segment): New function.
6195 (Output_segment::set_is_large_data_segment): New function.
6196 * output.cc (Output_section::Output_section): Initialize new
6197 fields.
6198 (Output_segment::Output_segment): Likewise.
6199 (Output_segment::add_output_section): Add assertion that large
6200 data sections always go in large data segments. Force small data
6201 sections to the end of the list of data sections. Force small BSS
6202 sections to the start of the list of BSS sections. For large BSS
6203 sections to the end of the list of BSS sections.
6204 * symtab.h (class Symbol): Declare is_common_shndx.
6205 (Symbol::is_defined): Check Symbol::is_common_shndx.
6206 (Symbol::is_common): Likewise.
6207 (class Symbol_table): Define enum Commons_section_type. Update
6208 declarations. Add small_commons_ and large_commons_ fields.
6209 * symtab.cc (Symbol::is_common_shndx): New function.
6210 (Symbol_table::Symbol_table): Initialize new fields.
6211 (Symbol_table::add_from_object): Put small and large common
6212 symbols in the right list.
6213 (Symbol_table::sized_finalized_symbol): Check
6214 Symbol::is_common_shndx.
6215 (Symbol_table::sized_write_globals): Likewise.
6216 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6217 common symbol lists. Don't call do_allocate_commons_list if the
6218 list is empty.
6219 (Symbol_table::do_allocate_commons_list): Remove is_tls
6220 parameter. Add comons_section_type parameter. Change all
6221 callers. Handle small and large common symbols.
6222 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6223 Symbol::is_common_shndx.
6224 * resolve.cc (symbol_to_bits): Likewise.
6225 * target.h (Target::small_common_shndx): New function.
6226 (Target::small_common_section_flags): New function.
6227 (Target::large_common_shndx): New function.
6228 (Target::large_common_section_flags): New function.
6229 (Target::new_output_section): New function.
6230 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6231 small_common_section_flags, and large_common_section_flags
6232 fields.
6233 (Target::do_new_output_section): New virtual function.
6234 * arm.cc (Target_arm::arm_info): Initialize new fields.
6235 * i386.cc (Target_i386::i386_info): Likewise.
6236 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6237 Likewise.
6238 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6239 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6240 (Target_x86_64::do_new_output_section): New function.
6241 * configure.ac: Define conditional MCMODEL_MEDIUM.
6242 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6243 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6244 (large_LDFLAGS): Define.
6245 * testsuite/large.c: New file.
6246 * testsuite/testfile.cc (Target_test::test_target_info):
6247 Initialize new fields.
6248 * configure, testsuite/Makefile.in: Rebuild.
6249
bb04269c
DK		 62502009-06-05 Doug Kwan <dougkwan@google.com>
6251
6252 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 6253 * Makefile.in: Regenerate.
bb04269c
DK		 6254 * i386.cc (class Target_i386): Define new virtual method to
6255 override do_is_local_label_name in parent.
6256 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6257 local symbols if --discard-locals or -X is given.
6258 * options.h (class General_options): Declare new options
6259 '--discard-locals' and '-X' for discarding locals.
6260 * target.h (class Target): Define new methods is_local_label_name.
6261 Declare new virtual method do_is_local_label_name.
6262 * target.cc: New file.
6263 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6264 (check_SCRIPTS): Add discard_locals_test.sh.
6265 (check_DATA): Add discard_local_tests.syms.
6266 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6267 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6268 * testsuite/Makefile.in: Regenerate.
6269 * testsuite/discard_locals_test.c: New file.
6270 * testsuite/discard_locals_test.sh: Same.
6271
805bb01c
DK		 62722009-06-05 Doug Kwan <dougkwan@google.com>
6273
6274 * object.cc (Sized_relobj::Sized_relobj): Initialize
6275 discarded_eh_frame_shndx_ to -1U.
6276 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6277 section.
6278 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6279 a discarded .eh_frame section.
6280 (Sized_relobj::do_finalize_local_symbols): Ditto.
6281 * object.h (class Sized_relobj): Declare new member
6282 discarded_eh_frame_shndx_.
6283 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6284 (local_labels_test.o, local_labels_test): New rules.
6285 * testsuite/Makefile.in: Regenerate.
6286
1dcd334d
DK		 62872009-06-04 Doug Kwan <dougkwan@google.com>
6288
6289 * layout.cc (Layout::section_name_mapping): Add mapping for
6290 special ARM sections.
6291
96d49306
DK		 62922009-06-03 Doug Kwan <dougkwan@google.com>
6293
6294 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6295 (utils::has_overflow): Same.
6296
dff16297
ILT		 62972009-06-03 Ian Lance Taylor <iant@google.com>
6298
6299 * layout.cc (Layout::section_name_mapping): New array, replacing
6300 Layout::linkonce_mapping.
6301 (Layout::section_name_mapping_count): New variable, replacing
6302 Layout::linkonce_mapping_count.
6303 (Layout::linkonce_output_name): Remove.
6304 (Layout::output_section_name): Rewrite.
6305 * layout.h (class Layout): Rename Linkonce_mapping to
6306 Section_name_mapping, linkonce_mapping to section_name_mapping,
6307 linkonce_mapping_count to section_name_mapping_count. Don't
6308 declare linkonce_output_name.
6309
c121c671
DK		 63102009-06-03 Doug Kwan <dougkwan@google.com>
6311
6312 * gold/arm.cc (namespace utils): New.
6313 (Target_arm::reloc_is_non_pic): Define new method.
6314 (class Arm_relocate_functions): New.
6315 (Target_arm::Relocate::relocate): Handle relocation types used by
6316 Android.
6317
07800fab
ILT		 63182009-06-03 Ian Lance Taylor <iant@google.com>
6319
6320 * arm.cc (Target_arm::scan::global): Use || instead of |.
6321
c121c671
DK		 63222009-06-02 Doug Kwan <dougkwan@google.com>
6323
6324 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6325 issued_non_pic_error_.
6326 (class Target_arm::Scan): Declare new method check_non_pic.
6327 Define new method symbol_needs_plt_entry.
6328 Declare new data member issued_non_pic_error_.
6329 (class Target_arm::Relocate): Declare new method
6330 should_apply_static_reloc.
6331 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6332 (Target_arm::Scan::check_non_pic): Define new method.
6333 (Target_arm::Scan::local): Handle a small subset of reloc types used
6334 by Android.
6335 (Target_arm::Scan::local): Same.
6336 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6337
b19b0c6d
ILT		 63382009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6339
6340 * incremental.cc (Incremental_inputs::report_command_line): Filter
6341 out --incremental-* options.
6342
94cdfcff
DK		 63432009-05-29 Doug Kwan <dougkwan@google.com>
6344
6345 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6346 template class.
6347 (class Target_arm): Update comment.
6348 (Target_arm::Target_arm): Initialize new data members GOT_,
6349 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6350 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6351 and Target_arm::rel_dyn_section.
6352 Declare new_enum Target_arm::Got_type.
6353 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6354 and DYNBSS_.
6355 Update commments for member do_dynsym_value.
6356 (Target_arm::got_size, Target_arm::plt_section,
6357 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6358 new methods inside class defintion.
6359 (Target_arm::got_section): Define new method.
6360 (Target_arm::rel_dyn_section): Same.
6361 (Output_data_plt_arm): New template class.
6362 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6363 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6364 (Output_data_plt_arm::add_entry): Same.
6365 (Output_data_plt_arm::first_plt_entry): Define new
6366 static data member for PLT instruction template.
6367 (Output_data_plt_arm::plt_entry): Same.
6368 (Output_data_plt_arm::do_write): Define new method.
6369 (Target_arm::make_plt_entry): Same.
6370 (Target_arm::do_finalize_sections): Same.
6371 (Target_arm::do_dynsym_value): Same.
6372
4a657b0d
DK		 63732009-05-28 Doug Kwan <dougkwan@google.com>
6374
6375 * Makefile.am (TARGETSOURCES): Add arm.cc.
6376 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6377 * Makefile.in: Regenerate.
6378 * arm.cc: New file.
6379 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6380
e7ae8c36
DK		 63812009-05-26 Doug Kwan <dougkwan@google.com>
6382
6383 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6384 (General_options::check_excluded_libs): Strip off directories in
6385 archive name before matching like GNU ld does.
6386 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6387 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6388 (exclude_libs_test_LDFLAGS): Add linker option
6389 -Wl,--exclude-libs,libexclude_libs_test_3
6390 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6391 an explicit archive without using -l.
6392 (alt/libexclude_libs_test_3.a): New make rule.
6393 * testsuite/Makefile.in: Regenerate.
6394 * testsuite/exclude_libs_test.c : Declare lib3_default().
6395 (main): Call it.
6396 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6397 * exclude_libs_test_3.c: New file.
6398
f12e7348
NC		 63992009-05-26 Nick Clifton <nickc@redhat.com>
6400
6401 * po/id.po: New Indonesian translation.
6402 * po/gold.pot: Updated template file.
6403
4daadc0d
ST		 64042009-05-22 Sriraman Tallam <tmsriram@google.com>
6405
e1df38aa 6406 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6407 gc_comdat_test files. Add -Wl,--gc-sections to build
6408 gc_comdat_test.
6409 * testsuite/Makefile.in: Regenerate.
6410 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6411
531813ad
ST		 64122009-05-21 Sriraman Tallam <tmsriram@google.com>
6413
6414 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6415 kept comdat section was garbage collected.
6416 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6417 * testsuite/Makefile.in: Regenerate.
6418 * testsuite/gc_comdat_test.sh: New file.
6419 * testsuite/gc_comdat_test_1.cc: New file.
6420 * testsuite/gc_comdat_test_2.cc: New file.
6421
65514900
CC		 64222009-05-19 Doug Kwan <dougkwan@google.com>
6423
6424 * archive.cc (Archive::Archive): Move constructor from archive.h
6425 to here. Initialize no_export_.
6426 (Archive::get_elf_object_for_member): Set no_export flag of object.
6427 * archive.h (Archive::Archive): Move constructor body to
6428 archive.cc.
6429 (Archive::no_export): New method.
6430 (Archive::no_export_): New field.
6431 * object.h (Object::Object): Initialize no_export_ to false.
6432 (Object::no_export, Object::set_no_export): New methods.
6433 (Object::no_export_): New field.
6434 * options.cc (General_options::parse_exclude_libs): New method.
6435 (General_options::check_excluded_libs) Same.
6436 * options.h (exclude_libs): New option.
6437 (General_options::check_excluded_libs): New method declaration.
6438 (General_options::excluded_libs_): New field.
6439 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6440 default or protected visibility if an object has no-export flag set.
6441 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6442 (check_SCRIPTS): Add exclude_libs_test.sh.
6443 (check_DATA): Add exclude_libs_test.syms.
6444 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6445 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6446 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6447 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6448 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6449 libexclude_libs_test_2.a): New rules.
6450 * testsuite/Makefile.in: Regenerate.
6451 * testsuite/exclude_libs_test.c: New file.
6452 * testsuite/exclude_libs_test.sh: Ditto.
6453 * testsuite/exclude_libs_test_1.c: Ditto.
6454 * testsuite/exclude_libs_test_2.c: Ditto.
6455
1b77ea50
ILT		 64562009-05-15 Ian Lance Taylor <iant@google.com>
6457
6458 * configure.ac: Check for declarations for cases where libiberty.h
6459 checks HAVE_DECL_xxx.
6460 * configure, config.in: Rebuild.
6461
072fe7ce
ILT		 64622009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6463
6464 * gold.h (Incremental_argument_list): Remove (invalid) forward
6465 declaration.
6466 * incremental.cc (Incremental_inputs::report_achive): New method.
6467 (Incremental_inputs::report_object): New method.
6468 (Incremental_inputs::report_script): New method.
6469 (Incremental_inputs::finalize_inputs): New method.
6470 (Incremental_inputs::finalize): Call finalize_inputs().
6471 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6472 Create inputs entries.
6473 * incremental.h (Incremental_input_type): New enum.
6474 (Incremental_inputs::Incremental_input): Initialize new fields.
6475 (Incremental_inputs::report_inputs): New method.
6476 (Incremental_inputs::report_achive): New method.
6477 (Incremental_inputs::report_object): New method.
6478 (Incremental_inputs::report_script): New method.
6479 (Incremental_inputs::finalize_inputs): New method.
6480 (Incremental_inputs::Input_info): New struct.
6481 (Incremental_inputs::Input_info_map): New typedef.
6482 (Incremental_inputs::lock_): New field.
6483 (Incremental_inputs::Inputs_): New field.
6484 (Incremental_inputs::Inputs_map): New field.
6485 * main.cc (main): Call Incremental_input::report_inputs.
6486 * options.h (Input_argument_list): Typedef moved from
6487 Input_arguments.
6488 (Input_file_group::Files): Remove, use ::Input_argument_list.
6489 (Input_file_group::Input_argument_list): Remove, use
6490 ::Input_argument_list.
6491 * plugin.cc (Plugin_manager::add_input_file): Add error in
6492 incremental build.
6493 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6494 functions.
6495 * script.cc (read_input_script): Call
6496 Incremental_input::report_script.
6497 * script.h (Script_info): New class.
6498
b0481b0b
ILT		 64992009-04-27 Ian Lance Taylor <iant@google.com>
6500
6501 * x86_64.cc (do_adjust_output_section): Set entsize to
6502 plt_entry_size.
6503
b22a5a41 65042009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6505
6506 * output.cc (Output_file::close): After short writes, continue
6507 writing from the correct offset in the buffer being written.
6508
40fde488
CD		 65092009-04-23 Chris Demetriou <cgd@google.com>
6510
6511 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6512 * configure: Regenerate.
6513 * config.in: Regenerate.
6514 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6515 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6516
3ce2c28e
ILT		 65172009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6518
6519 * incremental.cc (Incremental_inputs_header_data): Renamed from
6520 Incremental_input_header_data.
6521 (Incremental_inputs_header_data::data_size): New field.
6522 (Incremental_inputs_header_data::put_input_file_count): Renamed
6523 from input_file_count.
6524 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6525 from command_line_offset.
6526 (Incremental_inputs_header_data::put_reserved): Renamed from
6527 put_reserved.
6528 (Incremental_inputs_entry_data): Renamed from
6529 Incremental_input_entry_data.
6530 (Incremental_inputs_entry_data::data_size): New field.
6531 (Incremental_inputs::report_command_line): New method.
6532 (Incremental_inputs::finalize): New method.
6533 (Incremental_inputs::create_incremental_inputs_data): New method.
6534 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6535 * incremental.h: New file.
6536 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6537 (Layout::finalize): Create incremental inputs section in
6538 incremental builds.
6539 (Layout::create_incremental_info_sections): New method.
6540 * layout.h (Layout::incremental_inputs): New method.
6541 (Layout::create_incremental_info_sections): New method.
6542 (Layout::incremental_inputs_): New field.
6543 * main.cc (main): Notify Incremental_input of the command line.
6544
e55bde5e
ILT		 65452009-04-01 Ian Lance Taylor <iant@google.com>
6546 Mikolaj Zalewski <mikolajz@google.com>
6547
6548 * gold.h (reserve_unordered_map): Define, three versions, one for
6549 each version of Unordered_map.
6550 * layout.cc (Layout::Layout): Remove options parameter. Add
6551 number_of_input_files parameter. Don't initialize options_.
6552 Initialize number_of_input_files_ and resized_signatures_. Move
6553 sections_are_attached_.
6554 (Layout::layout_group): Reserve space for group_signatures_.
6555 (Layout::find_or_add_kept_section): Change name parameter to be a
6556 reference. Resize signatures_ map when it gets large enough.
6557 (Layout::layout_eh_frame): Use parameters->options() instead of
6558 this->options_.
6559 (Layout::make_output_section): Likewise.
6560 (Layout::attach_allocated_section_to_segment): Likewise.
6561 (Layout::finalize, Layout::create_executable_stack): Likewise.
6562 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6563 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6564 * layout.h (class Layout): Update declarations. Remove options_
6565 field. Add number_of_input_files_ and resized_signatures_
6566 fields. Move sections_are_attached_ field.
6567 * main.cc (main): Pass number of input files to Layout
6568 constructor. Don't pass options.
6569
154b857c
ILT		 65702009-03-30 Ian Lance Taylor <iant@google.com>
6571
6572 * ffsll.c (ffsll): Correct implementation.
6573
2f35ab9b
ILT		 65742009-03-27 Ian Lance Taylor <iant@google.com>
6575
fd03461a
ILT		 6576 * ffsll.c: New file.
6577 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6578 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6579 * ftruncate.c (ftruncate): Declare before definition.
6580 * mremap.c (mremap): Likewise.
6581 * pread.c (pread): Likewise.
6582 * configure, Makefile.in, config.in: Rebuild.
6583
2f35ab9b
ILT		 6584 * mremap.c: New file.
6585 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6586 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6587 (mremap): Declare if HAVE_MREMAP is not defined.
6588 * configure, Makefile.in, config.in: Rebuild.
6589
33aea2fd
CC		 65902009-03-27 Cary Coutant <ccoutant@google.com>
6591
6592 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6593 position independent.
6594 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6595 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6596
6d479619
CC		 65972009-03-24 Cary Coutant <ccoutant@google.com>
6598
6599 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6600 an executable.
6601 (needs_dynamic_reloc): Likewise.
6602
afc06bb8
ILT		 66032009-03-24 Ian Lance Taylor <iant@google.com>
6604
6605 * yyscript.y (file_cmd): Recognize EXTERN.
6606 (extern_name_list, extern_name_list_body): New nonterminals.
6607 * script.cc (script_add_extern): Define.
6608 * script-c.h (script_add_extern): Declare.
6609
f6060a4d
ILT		 66102009-03-24 Rafael Avila de Espindola <espindola@google.com>
6611
6612 * object.cc (is_elf_object): Define.
6613 * object.h (is_elf_object): Declare.
6614 * archive.cc (Archive::get_elf_object_for_member): Call
6615 is_elf_object.
33aea2fd 6616 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6617
26736d8e
ILT		 66182009-03-24 Elliott Hughes <enh@google.com>
6619
6620 * output.cc (Output_file::map_anonymous): Define.
6621 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6622 try an anonymous one. Report the size if the mmap fails.
6623 * output.h (class Output_file): Declare map_anonymous.
6624
22fd9730
ILT		 66252009-03-24 Ian Lance Taylor <iant@google.com>
6626
6627 * target-select.cc (instantiate_target): Don't acquire the lock if
6628 the instantiated_target_ field has already been set.
6629
cb010894
ILT		 66302009-03-23 Ian Lance Taylor <iant@google.com>
6631
7f055c20
ILT		 6632 * gold-threads.h (class Initialize_lock): Define.
6633 * gold-threads.cc (class Initialize_lock_once): Define.
6634 (initialize_lock_control): New static variable.
6635 (initialize_lock_pointer): New static variable.
6636 (initialize_lock_once): New static function.
6637 (Initialize_lock::Initialize_lock): Define.
6638 (Initialize_lock::initialize): Define.
6639 * target-select.h: Include "gold-threads.h".
6640 (class Target_selector): Add lock_ and initialize_lock_ fields.
6641 Don't define instantiate_target, just declare it.
6642 * target-select.cc (Target_selector::Target_selector): Initialize
6643 new fields.
6644 (Target_selector::instantiate_target): Define.
6645 * descriptors.h: Include "gold-threads.h".
6646 (class Descriptors): Add initialize_lock_ field.
6647 * descriptors.cc (Descriptors::Descriptors): Initialize new
6648 field.
6649 (Descriptors::open): Use initialize_lock_ field
6650 * errors.h (class Errors): Add initialize_lock_ field.
6651 * errors.cc (Errors::Errors): Initialize new field.
6652 (Errors::initialize_lock): Use initialize_lock_ field.
6653 * powerpc.cc (class Target_selector_powerpc): Remove
6654 instantiated_target_ field. In do_recognize call
6655 instantiate_target rather than do_instantiate_target. In
6656 do_instantiate_target just allocate a new target.
6657 * sparc.cc (class Target_selector_sparc): Likewise.
6658
36959681
ILT		 6659 * freebsd.h: New file.
6660 * i386.cc: Include "freebsd.h".
6661 (Target_i386): Derive from Target_freebsd rather than
6662 Sized_target.
6663 (Target_selector_i386): Derive from Target_selector_freebsd rather
6664 than Target_selector.
6665 * x86_64.cc: Include "freebsd.h".
6666 (Target_x86_64): Derive from Target_freebsd rather than
6667 Sized_target.
6668 (Target_selector_x86_64): Derive from Target_selector_freebsd
6669 rather than Target_selector.
6670 * target.h (class Target): Add adjust_elf_header and
6671 do_adjust_elf_header.
6672 * output.cc (Output_file_header:: do_sized_write): Call target
6673 adjust_elf_header routine.
6674 * configure.tgt: Set targ_osabi.
6675 * configure.ac: Define GOLD_DEFAULT_OSABI.
6676 * parameters.cc (Parameters::default_target): Pass
6677 GOLD_DEFAULT_OSABI to select_target.
6678 * target-select.h (class Target_selector): Make instantiate_target
6679 protected rather than private.
6680 * Makefile.am (HFILES): Add freebsd.h.
6681 * configure, Makefile.in, config.in: Rebuild.
6682
cb010894
ILT		 6683 * merge.cc (do_add_input_section): Correct pend value. Change
6684 message about last entry not being null terminated from error to
6685 warning.
6686
0e879927
ILT		 66872009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6688
6689 * incremental.cc: New file.
6690 * Makefile.am (CCFILES): Add incremental.cc.
6691 * Makefile.in: Rebuild.
6692
41105937
PP		 66932009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6694
6695 * layout.cc (Layout::output_section_name): Preserve names
6696 of '.note.' sections.
e1df38aa 6697
60439920
ILT		 66982009-03-19 Ian Lance Taylor <iant@google.com>
6699
6700 * descriptors.cc (Descriptors::open): Check that the options are
6701 valid before using them.
6702
0d371ad3
ILT		 67032009-03-18 Ian Lance Taylor <iant@google.com>
6704
6705 * script-sections.h: Include <list>.
6706 (class Script_sections): Change Sections_elements from std::vector
6707 to std::list. Typedef public Elements_iterator. Add
6708 orphan_section_placement_, data_segment_align_start_, and
6709 saw_data_segment_align_ fields. Remove data_segment_align_index_
6710 field.
6711 * script-sections.cc (class Orphan_section_placement): New class.
6712 (class Sections_element): Add virtual functions is_relro and
6713 orphan_section_init. Remove virtual function place_orphan_here.
6714 (class Output_section_definition): Add is_relro and
6715 orphan_section_init. Remove place_orphan_here.
6716 (class Orphan_output_section): Likewise.
6717 (Script_sections::Script_sections): Update for field changes.
6718 (Script_sections::data_segment_align): Set saw_data_segment_align_
6719 and data_segment_align_start_, not data_segment_align_index.
6720 (Script_sections::data_segment_relro_end): Check
6721 saw_data_segment_align_. Use data_segment_align_start_ rather
6722 than data_segment_align_index_.
6723 (Script_sections::place_orphan): Rewrite to use
6724 Orphan_section_placement.
6725
9201d894
ILT		 67262009-03-17 Ian Lance Taylor <iant@google.com>
6727
9c5b8369
ILT		 6728 * archive.cc (Archive::add_symbols): Check for a version attached
6729 to the symbol name in the archive map.
6730 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6731 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6732 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6733 (ver_test_11.a): New target.
6734 * testsuite/Makefile.in: Rebuild.
6735
9201d894
ILT		 6736 * configure.ac: Check for chsize and posix_fallocate. Replace
6737 ftruncate.
6738 * ftruncate.c: New file, from gnulib.
6739 * output.cc (posix_fallocate): Define dummy version if not
6740 HAVE_POSIX_FALLOCATE.
6741 (Output_file::map): Call posix_fallocate rather than lseek and
6742 write.
6743 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6744 * configure, Makefile.in, config.in: Rebuild.
6745
ef4ab7a8 67462009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6747
ef4ab7a8
PP		 6748 * layout.h (Layout::create_note): Add section_name parameter.
6749 * layout.cc (Layout::create_note): Likewise.
6750 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6751
8c500701
ILT		 67522009-03-17 Ian Lance Taylor <iant@google.com>
6753
e85b18e1
ILT		 6754 * descriptors.cc: Include "options.h".
6755 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6756 (Descriptors::open): Always use O_CLOEXEC when opening a new
6757 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6758 then set FD_CLOEXEC.
6759
9efe6174
ILT		 6760 * sparc.cc (class Target_sparc): Add has_got_section.
6761 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6762 make sure we have a GOT section.
6763
6764 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6765 (Target_sparc::Scan::local): Likewise.
6766 (Target_sparc::Scan::global): Likewise.
6767 (Target_sparc::Relocate::relocate): Likewise.
6768 (Target_sparc::Relocate::relocate_tls): Likewise.
6769
8c500701
ILT		 6770 * symtab.cc (Symbol_table::define_default_version): New function,
6771 broken out of add_from_object.
6772 (Symbol_table::add_from_object): Call define_default_version.
6773 (Symbol_table::define_special_symbol): Add resolve_oldsym
6774 parameter. Change all callers. If the version for a symbol comes
6775 from a version script, resolve it with the symbol with the same
6776 name with no version. Also add the symbol without a version if
6777 appropriate.
6778 (do_define_in_output_data): If resolving with oldsym, don't delete
6779 sym.
6780 (do_define_in_output_segment): Likewise.
6781 (do_define_as_constant): Likewise.
6782 * symtab.h (class Symbol_table): Update declarations.
6783
f1ed28fb
ILT		 67842009-03-13 Ian Lance Taylor <iant@google.com>
6785
15f8229b
ILT		 6786 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6787 (Read_symbols::requeue): New function.
6788 (Read_symbols::do_read_symbols): If make_elf_object fails because
6789 the target type is not configured, and the file was searched for,
6790 issue a warning and retry with the next directory.
6791 (Add_symbols::run): If the file has an incompatible format, and
6792 it was searched for, requeue the Read_symbols task. On error,
6793 release the object.
6794 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6795 dirindex parameter to constructor. Change all callers. Declare
6796 incompatible_warning and requeue.
6797 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6798 input_argument_ and input_group_ fields. Add them to
6799 constructor. Change all callers.
6800 (class Read_script): Add dirindex_ field. Add it to constructor.
6801 Change all callers.
6802 * archive.cc (Archive::setup): Remove input_objects parameter.
6803 Change all callers.
6804 (Archive::get_file_and_offset): Likewise.
6805 (Archive::read_all_symbols): Likewise.
6806 (Archive::read_symbols): Likewise.
6807 (Archive::get_elf_object_for_member): Remove input_objects
6808 parameter. Add punconfigured parameter. Change all callers.
6809 (Archive::add_symbols): Change return type to bool. Check return
6810 value of include_member.
6811 (Archive::include_all_members): Likewise.
6812 (Archive::include_member): Change return type to bool. Return
6813 false if first included object has incompatible target. Set
6814 included_member_ field.
6815 (Add_archive_symbols::run): If add_symbols returns false, requeue
6816 Read_symbols task.
6817 * archive.h (class Archive): Add included_member_ field.
6818 Initialize it in constructor. Add input_file and searched_for
6819 methods. Update declarations.
6820 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6821 input_argument_ fields. Add them to constructor. Change all
6822 callers.
6823 * script.cc: Include "target-select.h".
6824 (class Parser_closure): Add skip_on_incompatible_target_ and
6825 found_incompatible_target_ fields. Add
6826 skip_on_incompatible_target parameter to constructor. Change all
6827 callers. Add methods skip_on_incompatible_target,
6828 clear_skip_on_incompatible_target, found_incompatible_target, and
6829 set_found_incompatible_target.
6830 (read_input_script): Add dirindex parameter. Change all callers.
6831 If parser finds an incompatible target, requeue Read_symbols
6832 task.
6833 (script_set_symbol): Clear skip_on_incompatible_target in
6834 closure.
6835 (script_add_assertion, script_parse_option): Likewise.
6836 (script_start_sections, script_add_phdr): Likewise.
6837 (script_check_output_format): New function.
6838 * script.h (read_input_script): Update declaration.
6839 * script-c.h (script_check_output_format): Declare.
6840 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6841 (ignore_cmd): Remove OUTPUT_FORMAT.
6842 * fileread.cc (Input_file::Input_file): Add explicit this.
6843 (Input_file::will_search_for): New function.
6844 (Input_file::open): Add pindex parameter. Change all callers.
6845 * fileread.h (class Input_file): Add input_file_argument method.
6846 Declare will_search_for. Update declarations.
6847 * object.cc (make_elf_object): Add punconfigured parameter.
6848 Change all callers.
6849 * object.h (class Object): Make input_file public. Add
6850 searched_for method.
6851 (make_elf_object): Update declaration.
6852 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6853 restart search.
6854 * dirsearch.h (class Dirsearch): Update declaration.
6855 * options.h (class General_options): Add --warn-search-mismatch.
6856 * parameters.cc (Parameters::is_compatible_target): New function.
6857 * parameters.h (class Parameters): Declare is_compatible_target.
6858 * workqueue.cc (Workqueue::add_blocker): New function.
6859 * workqueue.h (class Workqueue): Declare add_blocker.
6860
f1ed28fb
ILT		 6861 * fileread.cc (Input_file::open): Remove options parameter.
6862 Change all callers.
6863 (Input_file::open_binary): Likewise.
6864 * script.cc (read_input_script): Likewise.
6865 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6866 options parameter from constructor. Change all callers.
6867 (class Read_script): Likewise.
6868 * fileread.h (class Input_file): Update declarations.
6869 * script.h (read_input_script): Update declaration.
6870
34dd024a
NC		 68712009-03-10 Nick Clifton <nickc@redhat.com>
6872
6873 * po/es.po: New Spanish translation.
6874
6d71b17c
CC		 68752009-03-06 Cary Coutant <ccoutant@google.com>
6876
6877 * options.cc (parse_short_option): Keep dash_z from registering itself.
6878
031cdbed
ILT		 68792009-03-03 Ian Lance Taylor <iant@google.com>
6880
6881 PR 9918
6882 * target-reloc.h (relocate_section): Pass output_section to
6883 relocate.
6884 * i386.cc (Target_i386::should_apply_static_reloc): Add
6885 output_section parameter. Change all callers.
6886 (Target_i386::Relocate::relocate): Add output_section parameter.
6887 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6888 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6889 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6890 * testsuite/two_file_shared.sh: New script.
6891 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6892 (check_DATA): Add two_file_shared.dbg.
6893 (two_file_shared.dbg): New target.
6894 * testsuite/Makefile.in: Rebuild.
6895
15d5fa16
ILT		 68962009-03-01 Ian Lance Taylor <iant@google.com>
6897
6898 * configure.ac: Check for byteswap.h.
6899 * configure: Rebuild.
6900 * config.in: Rebuild.
6901
8a4c0b0d
ILT		 69022009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6903
6904 * layout.cc (Layout::find_or_add_kept_section): New function.
6905 (Layout::add_comdat): Removed.
6906 * layout.h (struct Kept_section): Move out of class Layout.
6907 Remove trailing underscores from field names. Add group_sections
6908 field. Rename group_ field to is_group. Change all uses.
6909 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6910 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6911 comdat_groups_ field.
6912 (Sized_relobj::include_section_group): Use
6913 find_or_add_kept_section and Kept_section::group_sections.
6914 (Sized_relobj::include_linkonce_section): Likewise.
6915 * object.cc (class Sized_relobj): Don't define Comdat_group or
6916 Comdat_group_table. Remove find_comdat_group and
6917 add_comdat_group. Remove comdat_groups_ field.
6918 * plugin.cc (include_comdat_group): Use
6919 Layout::find_or_add_kept_section.
6920
b4ecf66b
ILT		 69212009-02-28 Ian Lance Taylor <iant@google.com>
6922
14359ca0
ILT		 6923 * README: --gc-sections and map files are now supported. Document
6924 some build requirements.
6925
b4ecf66b
ILT		 6926 PR 6992
6927 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6928 relocatable link set the value of the section symbol to zero.
6929 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6930 relocatable link don't include the section address in the local
6931 symbol value.
6932
0602e05a
ILT		 69332009-02-27 Ian Lance Taylor <iant@google.com>
6934
fd9d194f
ILT		 6935 PR 6811
6936 * options.h (class Search_directory): Add is_system_directory.
6937 (class General_options): Declare is_in_system_directory.
6938 * options.cc (get_relative_sysroot): Make static.
6939 (get_default_sysroot): Make static.
6940 (General_optoins::is_in_system_directory): New function.
6941 * fileread.cc (Input_file::is_in_system_directory): New function.
6942 * fileread.h (class Input_file): Declare is_in_system_directory.
6943 * object.h (class Object): Add is_in_system_directory.
6944 (class Input_objects): Remove system_library_directory_ field.
6945 * object.cc (Input_objects::add_object): Don't set
6946 system_library_directory_.
6947 (input_objects::found_in_system_library_directory): Remove.
6948 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6949 parameter. Change all callers.
6950 (Symbol_table::sized_write_globals): Likewise.
6951 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6952 Call Object::is_in_system_directory.
6953 * symtab.h (class Symbol_table): Update declarations.
6954
61edd21f
ILT		 6955 PR 5990
6956 * descriptors.h (Open_descriptor): Add is_on_stack field.
6957 * descriptors.cc (Descriptors::open): If the descriptor is on the
6958 top of the stack, remove it. Initialize is_on_stack field.
6959 (Descriptors::release): Only add pod to stack if it is not on the
6960 stack already.
6961 (Descriptors::close_some_descriptor): Clear stack_next and
6962 is_on_stack fields.
6963
e29e076a
ILT		 6964 PR 7091
6965 * output.cc (Output_section::find_starting_output_address): Rename
6966 from starting_output_address; add PADDR parameter; change return
6967 type.
6968 * output.h (class Output_section): Declare
6969 find_starting_output_address instead of starting_output_address.
6970 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6971 section symbol for which we can't find a merge section.
6972
0602e05a
ILT		 6973 PR 9836
6974 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6975 hidden or internal, force the symbol to be local.
6976 * resolve.cc (Symbol::override_visibility): Define.
6977 (Symbol::override_base): Use override_visibility.
6978 (Symbol_table::resolve): Likewise.
6979 (Symbol::override_base_with_special): Likewise.
6980 (Symbol_table::override_with_special): If the visibility is hidden
6981 or internal, force the symbol to be local.
6982 * symtab.h (class Symbol): Add set_visibility and
6983 override_visibility.
6984 * testsuite/ver_test_1.sh: New file.
6985 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6986 (check_DATA): Add ver_test_1.syms.
6987 (ver_test_1.syms): New target.
6988 * testsuite/Makefile.in: Rebuild.
6989
401a9a73
CC		 69902009-02-25 Cary Coutant <ccoutant@google.com>
6991
6992 * layout.cc (Layout::choose_output_section): Don't rename sections
6993 when using a linker script that has a SECTIONS clause.
6994 * Makefile.in: Regenerate.
6995
6996 * testsuite/Makefile.am (script_test_5.sh): New test case.
6997 * testsuite/Makefile.in: Regenerate.
6998 * testsuite/script_test_5.cc: New file.
6999 * testsuite/script_test_5.sh: New file.
7000 * testsuite/script_test_5.t: New file.
7001
f488e4b0
CC		 70022009-02-13 Rafael Avila de Espindola <espindola@google.com>
7003
7004 * archive.cc (Archive::include_member): Update calls to add_symbols.
7005 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7006 the Layout argument.
7007 * dynobj.h (do_add_symbols): Add the Layout argument.
7008 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7009 Layout argument.
7010 * object.h (Object::add_symbols): Add the Layout argument.
7011 (Object::do_add_symbols): Add the Layout argument.
7012 (Sized_relobj::do_add_symbols): Add the Layout argument.
7013 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7014 Unify the two versions.
7015 (Add_plugin_symbols): Remove.
7016 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7017 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7018 (Add_plugin_symbols): Remove.
7019 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7020 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7021 (Add_symbols::run): Make it work with Pulginobj.
7022
89dd1680
ILT		 70232009-02-06 Ian Lance Taylor <iant@google.com>
7024
7025 * object.cc (Sized_relobj::do_layout): Make info message start
7026 with lower case letter.
7027
266d0a74
ILT		 70282009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7029
602b464e
ILT		 7030 * binary.cc: Fix file comment.
7031
266d0a74
ILT		 7032 * options.h (enum Incremental_disposition): Define.
7033 (class General_options): Add new options: --incremental,
7034 --incremental_changed, --incremental_unchanged,
7035 --incremental_unknown. Add incremental_disposition_ and
7036 implicit_incremental_ fields.
7037 (General_options::incremental_disposition): New function.
7038 (class Position_dependent_options): Add incremental_disposition
7039 option.
7040 (Position_dependent_options::copy_from_options): Set incremental
7041 dispositions.
7042 * options.cc (General_options::parse_incremental_changed): New
7043 function.
7044 (General_options::parse_incremental_unchanged): New function.
7045 (General_options::parse_incremental_unknown): New function.
7046 (General_options::General_options): Initialize new fields
7047 incremental_disposition_ and implicit_incremental_.
7048 (General_options::finalize): Check for uasge of --incremental-*
7049 without --incremental.
7050
f073bbf7
CD		 70512009-02-06 Chris Demetriou <cgd@google.com>
7052
7053 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7054 pointer and to report location as the file name associated with
7055 the symbol.
7056 (gold_undefined_symbol_at_location): New function to replace the
7057 old gold_undefined_symbol functionality.
7058 * target-reloc.h (relocate_section): Update to use
7059 gold_undefined_symbol_at_location.
7060 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7061 Call gold_undefined_symbol function rather than gold_error.
7062 * errors.h (Errors::undefined_symbol): Take location as a
7063 string, rather than calculating it from a relocation.
7064 * errors.cc (Errors::fatal): Print "fatal error:" before the
7065 formatted message.
7066 (Errors::error, Errors::error_at_location): Print "error: "
7067 before the formatted message.
7068 (Errors::undefined_symbol): Take location as a string, rather
7069 than calculating it from a relocation.
7070 (gold_undefined_symbol_at_location): New function akin to
7071 old gold_undefined_symbol, calculates location from relocation.
7072 (gold_undefined_symbol): Change to take only a Symbol pointer
7073 and to report location as the file name associated with the symbol.
7074 * testsuite/debug_msg.sh: Update for changed error messages.
7075 * testsuite/undef_symbol.sh: Likewise.
7076
8e94a90c
ILT		 70772009-02-04 Duncan Sands <baldrick@free.fr>
7078
7079 PR 9812
7080 * reduced_debug_output.h
7081 (Output_reduced_debug_abbrev_section::failed): Use format for
7082 gold_warning.
7083 (Output_reduced_debug_info_section::faild): Likewise.
7084
88a0e15b
ILT		 70852009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7086
7087 * script.cc (Lazy_demangler): New class.
7088 (Version_script_info::get_symbol_version_helper): Demangle a
7089 symbol only once.
7090
5efc7cd2
CC		 70912009-01-29 Cary Coutant <ccoutant@google.com>
7092
7093 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7094 to __tls_get_addr.
7095 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7096
e0ebcf42
ILT		 70972009-01-28 Ian Lance Taylor <iant@google.com>
7098
5efc7cd2 7099 * version.cc (version_string): Bump to 1.9.
75fe7426 7100
e0ebcf42
ILT		 7101 * gold.h: Include <cstring> and <stdint.h>.
7102 * version.cc: Include <cstdio>.
7103 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7104 warning.
7105 * reduced_debug_output.cc (insert_into_vector): Rename from
7106 Insert_into_vector; change all callers. Use Swap_unaligned to
7107 avoid aliasing issue; remove union since it is unnecessary.
7108
8e2813be 71092009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7110
7111 * Makefile.am (CCFILES): Add gc.cc.
7112 (HFILES): Add gc.h.
7113 * Makefile.in: Regenerate.
7114 * gold.cc (Gc_runner): New class.
7115 (queue_initial_tasks): Call garbage collection related tasks
7116 when corresponding options are invoked.
7117 (queue_middle_gc_tasks): New function.
7118 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7119 processed early before laying out sections during garbage collection.
7120 * gold.h (queue_middle_gc_tasks): New function.
7121 (is_prefix_of): Move from "layout.cc".
7122 * i386.cc (Target_i386::gc_process_relocs): New function.
7123 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7124 * main.cc (main): Create object of class "Garbage_collection".
7125 * object.cc (Relobj::copy_symbols_data): New function.
7126 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7127 (Sized_relobj::do_layout): Allow this function to be called twice
7128 during garbage collection and defer layout of section during the
6d03d481
ST		 7129 first call.
7130 * object.h (Relobj::get_symbols_data): New function.
7131 (Relobj::is_section_name_included): New function.
7132 (Relobj::copy_symbols_data): New function.
7133 (Relobj::set_symbols_data): New function.
7134 (Relobj::get_relocs_data): New function.
7135 (Relobj::set_relocs_data): New function.
7136 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7137 (Relobj::gc_process_relocs): New function.
7138 (Relobj::do_gc_process_relocs): New pure virtual function.
7139 (Relobj::sd_): New data member.
7140 (Sized_relobj::is_output_section_offset_invalid): New function.
7141 (Sized_relobj::do_gc_process_relocs): New function.
7142 * options.h (General_options::gc_sections): Modify to not be a no-op.
7143 (General_options::print_gc_sections): New option.
7144 * plugin.cc (Plugin_finish::run): Remove function call to
7145 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7146 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7147 * reloc.cc (Read_relocs::run): Add task to process relocs and
7148 determine unreferenced sections when doing garbage collection.
7149 (Gc_process_relocs): New class.
7150 (Sized_relobj::do_gc_process_relocs): New function.
7151 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7152 sections that are garbage collected.
7153 * reloc.h (Gc_process_relocs): New class.
7154 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7155 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7156 symbols whose corresponding sections are garbage collected.
7157 (Symbol_table::Symbol_table): Add new parameter for the garbage
7158 collection object.
7159 (Symbol_table::gc_mark_undef_symbols): New function.
7160 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7161 (Symbol_table::gc_mark_dyn_syms): New function.
7162 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7163 as garbage.
7164 (Symbol_table::add_from_object): Likewise.
7165 (Symbol_table::add_from_relobj): When building shared objects, do not
7166 treat externally visible symbols as garbage.
7167 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7168 table information for static and relocatable links.
7169 * symtab.h (Symbol_table::set_gc): New function.
7170 (Symbol_table::gc): New function.
7171 (Symbol_table::gc_mark_undef_symbols): New function.
7172 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7173 (Symbol_table::gc_mark_dyn_syms): New function.
7174 (Symbol_table::gc_): New data member.
e1df38aa 7175 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7176 function.
7177 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7178 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7179
3b293544
CF		 71802009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7181
7182 * options.h (General_options::gc_sections): Define as a no-op for now.
7183 (General_options::no_keep_memory): Ditto.
7184 (General_options::Bshareable): Define.
7185 * options.cc (General_options::finalize): Honor -Bshareable.
7186
83d22aa8
AS		 71872009-01-20 Andreas Schwab <schwab@suse.de>
7188
7189 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7190 read the value in the contents, since we don't use it. Use the
7191 template endianness when writing.
7192 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7193
cd536b21
AS		 71942009-01-19 Andreas Schwab <schwab@suse.de>
7195
7196 * configure.tgt (powerpc64-*): Fix targ_obj.
7197
99e9a495
ILT		 71982009-01-15 Ian Lance Taylor <iant@google.com>
7199
7200 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7201 local symbols when stripping all symbols.
7202
bbbfea06
CC		 72032009-01-14 Cary Coutant <ccoutant@google.com>
7204
99e9a495 7205 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7206
0f7c0701
CC		 72072009-01-14 Cary Coutant <ccoutant@google.com>
7208
7209 * archive.cc (Archive::get_elf_object_for_member): Remove call
7210 to File_read::claim_for_plugin.
7211 * descriptors.cc (Descriptors::open): Remove reference to
7212 is_claimed.
7213 (Descriptors::claim_for_plugin): Remove.
7214 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7215 (Descriptors::is_claimed): Remove.
7216 (claim_descriptor_for_plugin): Remove.
7217 * fileread.cc (File_read::claim_for_plugin): Remove.
7218 * fileread.h (File_read::claim_for_plugin): Remove.
7219 (File_read::descriptor): Reopen descriptor if necessary.
7220 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7221 (Plugin_manager::all_symbols_read): Add task parameter. Change
7222 all callers.
7223 (Plugin_manager::get_input_file): New function.
7224 (Plugin_manager::release_input_file): New function.
7225 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7226 corresponding data member.
7227 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7228 and pass to base constructor. Change all callers.
7229 (get_input_file, release_input_file): New functions.
7230 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7231 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7232 (Plugin_manager::all_symbols_read): Add task parameter.
7233 (Plugin_manager::get_input_file): New function.
7234 (Plugin_manager::release_input_file): New function.
7235 (Plugin_manager::task_): New data member.
7236 (Pluginobj::Pluginobj): Add filesize parameter.
7237 (Pluginobj::filename): New function.
7238 (Pluginobj::descriptor): New function.
7239 (Pluginobj::filesize): New function.
7240 (Pluginobj::filesize_): New data member.
7241 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7242 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7243 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7244
7245 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7246 with archive libraries.
7247 * testsuite/Makefile.in: Regenerate.
7248 * testsuite/plugin_test.c (struct sym_info): New type.
7249 (get_input_file, release_input_file): New static variables.
7250 (onload): Capture new transfer vector entries.
7251 (claim_file_hook): Stop reading at end of file according to filesize.
7252 Factor out parsing of readelf output into separate function.
7253 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7254 APIs and get the source file name from the symbol table. Convert
7255 source file name to corresponding object file name. Print info
7256 message when adding new input files.
7257 (parse_readelf_line): New function.
7258 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7259 * testsuite/plugin_test_2.sh: Likewise.
7260 * testsuite/plugin_test_3.sh: Likewise.
7261 * testsuite/plugin_test_4.sh: New test case.
7262
62a6d109
ILT		 72632009-01-07 Ian Lance Taylor <iant@google.com>
7264
7265 * version.cc (version_string): Bump to 1.8.
7266
483620e8
CC		 72672008-12-23 Cary Coutant <ccoutant@google.com>
7268
7269 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7270 * plugin.cc (Plugin_manager::finish): Rename as
7271 layout_deferred_objects. Move cleanup to separate function.
7272 (Plugin_manager::cleanup): New function.
7273 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7274 separately.
7275 * plugin.h (Plugin_manager::finish): Rename as
7276 layout_deferred_objects.
7277 (Plugin_manager::cleanup): New function.
7278 (Plugin_manager::cleanup_done): New field.
7279
d66a9eb3
CC		 72802008-12-23 Cary Coutant <ccoutant@google.com>
7281
7282 * plugin.cc (is_visible_from_outside): New function.
7283 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7284 so we don't return "IR only" status for exported symbols or -r links.
7285
7286 * testsuite/Makefile.am (plugin_test_3): New test case.
7287 * testsuite/Makefile.in: Regenerate.
7288 * testsuite/plugin_test_3.sh: New file.
7289
5995b570
CC		 72902008-12-22 Cary Coutant <ccoutant@google.com>
7291
7292 * object.cc (Sized_relobj::layout_section): New function.
7293 (Sized_relobj::do_layout): Defer layout of input sections until after
7294 plugin has provided replacement files.
7295 (Sized_relobj::do_layout_deferred_sections): New function.
7296 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7297 (Relobj::layout_deferred_sections): New function.
7298 (Relobj::do_layout_deferred_sections): New function.
7299 (Sized_relobj::do_layout_deferred_sections): New function.
7300 (Sized_relobj::layout_section): New function.
7301 (Sized_relobj::Deferred_layout): New structure.
7302 (Sized_relobj::deferred_layout_): New field.
7303 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7304 Change all callers. Layout deferred sections.
7305 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7306 references.
7307 (Plugin_hook::run): Move code from do_plugin_hook inline.
7308 (Plugin_hook::do_plugin_hook): Remove.
7309 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7310 (Plugin_manager::finish): Renamed, was cleanup.
7311 (Plugin_manager::should_defer_layout): New function.
7312 (Plugin_manager::add_deferred_layout_object): New function.
7313 (Plugin_manager::Deferred_layout_list): New type.
7314 (Plugin_manager::deferred_layout_objects_): New field.
7315 (Plugin_hook::do_plugin_hook): Remove.
7316
ee769c88
ILT		 73172008-12-17 Ian Lance Taylor <iant@google.com>
7318
7319 * options.h (class General_options): Add --no case for
7320 --export-dynamic.
7321
abc8dcba
CC		 73222008-12-16 Cary Coutant <ccoutant@google.com>
7323
7324 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7325 vector.
7326 (Plugin_manager::claim_file): Create plugin object even if
7327 plugin did not call the add_symbols callback.
7328 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7329 asking for more symbols than were added.
7330 * testsuite/Makefile.am (plugin_test_1): Add test case with
7331 no global symbols.
7332 (empty.syms): New target.
7333 * testsuite/Makefile.in: Regenerate.
7334 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7335 message. Don't call add_symbols if no globals.
7336 (all_symbols_read_hook): Don't provide replacement for empty
7337 claimed file.
7338
b0074644
ILT		 73392008-12-12 Ian Lance Taylor <iant@google.com>
7340
68943102
ILT		 7341 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7342 r_type == 0 for a local symbol with r_sym == 0.
7343 (scan_relocatable_relocs): Pass r_sym to
7344 local_non_section_strategy.
7345 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7346 r_sym parameter.
7347
b0074644
ILT		 7348 * configure.ac: Update test for TLS descriptors: they are
7349 supported as of glibc 2.9.
7350 * configure: Rebuild.
7351
c2508178
ILT		 73522008-12-11 Ian Lance Taylor <iant@google.com>
7353
7354 PR 7091
7355 * target-reloc.h (Default_scan_relocatable_relocs): For each
7356 function, map r_type == 0 to RELOC_DISCARD.
7357
2756a258
CC		 73582008-12-10 Cary Coutant <ccoutant@google.com>
7359
7360 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7361 object to override a kept COMDAT group from a plugin object.
7362
bb6f53d3
ILT		 73632008-12-09 Ian Lance Taylor <iant@google.com>
7364
fbc558e1
ILT		 7365 PR 7088
7366 * yyscript.y (file_cmd): Handle INPUT.
7367
bb6f53d3
ILT		 7368 * testsuite/initpri1.c: Change all declarations to be full
7369 prototypes by adding void, to avoid compiler warnings.
7370
4674ecfc
CC		 73712008-12-05 Rafael Avila de Espindola <espindola@google.com>
7372
7373 * options.cc (General_options::parse_plugin_opt): New.
7374 (General_options::add_plugin): The argument now is just the filename.
7375 (General_options::add_plugin_option): New.
7376 * options.h (plugin_opt): New.
7377 (add_plugin): Change argument name.
7378 (add_plugin_option): New.
7379 * plugin.cc (Plugin::load): Don't parse the plugin option.
7380 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7381 (Plugin::add_option): New.
7382 (Plugin::args_): Change type.
7383 (Plugin::filename_): New.
7384 (Plugin_manager::add_plugin_option): New.
7385 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7386 * testsuite/Makefile.in: Regenerate.
7387
fd06b4aa
CC		 73882008-12-05 Cary Coutant <ccoutant@google.com>
7389
7390 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7391 Handle --strip-lto-sections option.
7392 * options.h (strip_lto_sections): New option.
7393
6c52134c
CC		 73942008-12-01 Cary Coutant <ccoutant@google.com>
7395
7396 * plugin.cc (ld_plugin_message): Change format parameter to const.
7397 Fix mismatch between new[] and delete.
7398
a45248e0
CC		 73992008-11-14 Cary Coutant <ccoutant@google.com>
7400
7401 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7402 instead of -1U.
7403
c82fbeee
CS		 74042008-11-05 Craig Silverstein <csilvers@google.com>
7405
7406 * options.cc (General_options::parse_dynamic_list): New function.
7407 * options.h (General_options): New flags dynamic_list,
7408 dynamic_list_data, dynamic_list_cpp_new, and
7409 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7410 (General_options::in_dynamic_list): New function.
7411 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7412 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7413 (Lex::can_continue_name): Likewise.
7414 (yylex): Likewise.
7415 (read_script_file): New parameter script_options.
7416 (read_dynamic_list): New function.
7417 (Script_options::define_dynamic_list): New function.
7418 (dynamic_list_keyword_parsecodes): New variable.
7419 (dynamic_list_keywords): New variable.
7420 * script.h (Script_options::define_dynamic_list): New function
7421 prototype.
7422 (read_dynamic_list): New function prototype.
7423 * symtab.cc (strprefix): New macro.
7424 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7425 dynamic_list_data, dynamic_list_cpp_new, and
7426 dynamic_list_cpp_typeinfo.
7427 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7428 (dynamic_list_expr): New rule.
7429 (dynamic_list_nodes): Likewise.
7430 (dynamic_list_node): Likewise.
7431 * testsuite/Makefile.am (dynamic_list): New test.
7432 * testsuite/Makefile.in: Regenerated.
7433 * testsuite/dynamic_list.t: New file.
7434 * testsuite/dynamic_list.sh: New file.
7435
e0bb29a5
CS		 74362008-11-05 Craig Silverstein <csilvers@google.com>
7437
7438 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7439 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7440 (t11_last): Likewise.
7441 * testsuite/ver_test_6.c (main): Likewise.
7442
4e1e25e0
CC		 74432008-10-07 Cary Coutant <ccoutant@google.com>
7444
7445 * options.c (General_options::finalize): Add check for -static and
7446 -shared.
7447 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7448 is not empty.
7449
92f03fcb
CC		 74502008-10-02 Cary Coutant <ccoutant@google.com>
7451
7452 * plugin.cc (make_sized_plugin_object): Fix conditional
7453 compilation to work when not all targets are enabled.
7454
fbd8a257
CC		 74552008-09-29 Cary Coutant <ccoutant@google.com>
7456
7457 * archive.cc (Archive::get_file_and_offset): Use filename instead
7458 of name to get library path.
7459 (Archive::include_member): Unlock external member of a thin archive.
7460
7461 * testsuite/Makefile.am (TEST_AR): New variable.
7462 (thin_archive_test_1): New test.
7463 (thin_archive_test_2): New test.
81636b3f
CC		 7464 * testsuite/Makefile.in: Regenerate.
7465 * testsuite/thin_archive_main.cc: New file.
7466 * testsuite/thin_archive_test_1.cc: New file.
7467 * testsuite/thin_archive_test_2.cc: New file.
7468 * testsuite/thin_archive_test_3.cc: New file.
7469 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7470
eff45813
CC		 74712008-09-29 Cary Coutant <ccoutant@google.com>
7472
7473 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7474 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7475 instead of -1U.
7476 (Sized_relobj::do_finalize_local_symbols): Likewise.
7477 (Sized_relobj::map_to_kept_section): Likewise.
7478 * object.h (Sized_relobj::invalid_address): New constant.
7479 (Sized_relobj::do_output_section_offset): Check for invalid_address
7480 and return -1ULL.
7481 * output.cc (Output_reloc::local_section_offset): Use constant
7482 invalid_address instead of -1U.
7483 (Output_reloc::get_address): Likewise.
7484 (Output_section::output_address): Change -1U to -1ULL.
7485 * output.h (Output_reloc::invalid_address): New constant.
7486 * reloc.cc (Sized_relobj::write_sections): Use constant
7487 invalid_address instead of -1U.
7488 (Sized_relobj::relocate_sections): Likewise.
7489 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7490 values for merge sections.
7491 * target-reloc.h (relocate_for_relocatable): Use constant
7492 invalid_address instead of -1U.
7493
89fc3421
CC		 74942008-09-19 Cary Coutant <ccoutant@google.com>
7495
7496 Add plugin functionality for link-time optimization (LTO).
7497 * configure.ac (plugins): Add --enable-plugins option.
7498 * configure: Regenerate.
7499 * config.in: Regenerate.
7500 * Makefile.am (LIBDL): New variable.
7501 (CCFILES): Add plugin.cc.
7502 (HFILES): Add plugin.h.
7503 (ldadd_var): Add LIBDL.
7504 * Makefile.in: Regenerate.
7505
7506 * archive.cc: Include "plugin.h".
7507 (Archive::setup): Don't preread archive symbols when using a plugin.
7508 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7509 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7510 files.
7511 (Archive::include_member): Add symbols from plugin objects.
7512 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7513 * descriptors.cc (Descriptors::open): Check for file descriptors
7514 abandoned by plugins.
7515 (Descriptors::claim_for_plugin): New function.
7516 * descriptors.h (Descriptors::claim_for_plugin): New function.
7517 (Open_descriptor::is_claimed): New field.
7518 (claim_descriptor_for_plugin): New function.
7519 * fileread.cc (File_read::claim_for_plugin): New function.
7520 * fileread.h (File_read::claim_for_plugin): New function.
7521 (File_read::descriptor): New function.
7522 * gold.cc: Include "plugin.h".
7523 (queue_initial_tasks): Add task to call plugin hooks for generating
7524 new object files.
7525 * main.cc: Include "plugin.h".
7526 (main): Load plugin libraries.
7527 * object.h (Pluginobj): Declare.
7528 (Object::pluginobj): New function.
7529 (Object::do_pluginobj): New function.
7530 (Object::set_target): New function.
7531 * options.cc: Include "plugin.h".
7532 (General_options::parse_plugin): New function.
7533 (General_options::General_options): Initialize plugins_ field.
7534 (General_options::add_plugin): New function.
7535 * options.h (Plugin_manager): Declare.
7536 (General_options): Add --plugin option.
7537 (General_options::has_plugins): New function.
7538 (General_options::plugins): New function.
7539 (General_options::add_plugin): New function.
7540 (General_options::plugins_): New field.
7541 * plugin.cc: New file.
7542 * plugin.h: New file.
7543 * readsyms.cc: Include "plugin.h".
7544 (Read_symbols::do_read_symbols): Check for archive before checking
7545 for ELF file. Call plugin hooks to claim files.
7546 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7547 from a real object file; force override when processing replacement
7548 files.
7549 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7550 (Symbol::init_base_object): Likewise.
7551 (Symbol::init_base_output_data): Likewise.
7552 (Symbol::init_base_output_segment): Likewise.
7553 (Symbol::init_base_constant): Likewise.
7554 (Symbol::init_base_undefined): Likewise.
7555 (Symbol::output_section): Assert that object is not a plugin.
7556 (Symbol_table::add_from_pluginobj): New function.
7557 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7558 undefined.
7559 (Symbol_table::sized_write_globals): Likewise.
7560 (Symbol_table::add_from_pluginobj): Instantiate template.
7561 * symtab.h (Sized_pluginobj): Declare.
7562 (Symbol::in_real_elf): New function.
7563 (Symbol::set_in_real_elf): New function.
7564 (Symbol::in_real_elf_): New field.
7565 (Symbol_table::add_from_pluginobj): New function.
7566
7567 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7568 (LIBDL): New variable.
7569 (LDADD): Add LIBDL.
7570 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7571 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7572 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7573 (MOSTLYCLEANFILES): Likewise.
7574 * testsuite/Makefile.in: Regenerate.
7575 * testsuite/plugin_test.c: New file.
7576 * testsuite/plugin_test_1.sh: New file.
7577 * testsuite/plugin_test_2.sh: New file.
7578
de31bda5
ILT		 75792008-09-16 Ian Lance Taylor <iant@google.com>
7580
9c2d0ef9
ILT		 7581 * target-reloc.h (relocate_section): Check whether a symbol is
7582 defined by the ABI before reporting an undefined symbol error.
7583 * target.h (Target::is_defined_by_abi): Make parameter const.
7584 (Target::do_is_defined_by_abi): Likewise.
7585 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7586 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7587 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7588 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7589 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7590 * testsuite/Makefile.in: Rebuild.
7591
de31bda5
ILT		 7592 * fileread.cc (make_view): Add casts to avoid warning.
7593
9fa33bee
AO		 75942008-09-16 Alexandre Oliva <aoliva@redhat.com>
7595
7596 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7597 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7598
183fd0e3
AO		 75992008-09-16 Alexandre Oliva <aoliva@redhat.com>
7600
7601 * options.h (General_options::output_is_executable): New.
7602 (General_options::output_is_pie): New.
7603 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7604 for shared libraries.
7605 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7606
7be8330a
CD		 76072008-09-11 Chris Demetriou <cgd@google.com>
7608
7609 * options.h (origin): New -z option.
7610 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7611 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7612 in DT_FLAGS_1.
7613
a9caad02
CC		 76142008-09-05 Cary Coutant <ccoutant@google.com>
7615
7616 * fileread.cc (File_read::make_view): Add check for attempt to map
7617 beyond end of file.
7618
ae6dce4d
CC		 76192008-09-05 Cary Coutant <ccoutant@google.com>
7620
7621 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7622 explicit instantiations.
7623
d7ab2a47
KVH		 76242008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7625
7626 PR gold/6858
7627 * options.cc (General_options::finalize): Allow undefined symbols
7628 in shlibs if linking -shared.
7629
7630 PR gold/6859
7631 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7632 symbols as not needing a dynsym entry.
7633
1e52a9c1
CS		 76342008-08-20 Craig Silverstein <csilvers@google.com>
7635
7636 * fileread.cc (File_read::open): Do not lock the file unless it
7637 was successfully opened.
7638
d85c80a3
CC		 76392008-08-14 Cary Coutant <ccoutant@google.com>
7640
7641 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7642 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7643 * testsuite/tls_test.cc (struct int128): 128-bit struct
7644 for testing TLS relocs with non-zero addend.
7645 (v12): New TLS variable.
7646 (t12): New test.
7647 (t_last): Add check for v12.
7648 * testsuite/tls_test.h (t12): New function.
7649 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7650
2d924fd9
ILT		 76512008-08-13 Ian Lance Taylor <iant@google.com>
7652
7653 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7654 set tls_segment_ or relro_segment_.
7655 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7656 when appropriate.
7657 * output.h (Output_section::clear_is_relro): New function.
7658 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7659 sections specially even when output_data_ is empty.
7660 (Output_segment::maximum_alignment): When first section is relro,
7661 only force alignment for PT_LOAD segments.
7662 * script.cc (script_data_segment_align): New function.
7663 (script_data_segment_relro_end): New function.
7664 * script-c.h (script_data_segment_align): Declare.
7665 (script_data_segment_relro_end): Declare.
7666 * script-sections.h (class Script_sections): Declare
7667 data_segment_align and data_segment_relro_end. Add fields
7668 segment_align_index_ and saw_relro_end_.
7669 * script-sections.cc (class Sections_element): Add set_is_relro
7670 virtual function. Add new bool* parameter to place_orphan_here.
7671 Add get_output_section virtual function.
7672 (class Output_section_definition): Add set_is_relro. Add new
7673 bool* parameter to place_orphan_here. Add get_output_section.
7674 Add is_relro_ field.
7675 (Output_section_definition::Output_section_definition): Initialize
7676 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7677 and is_relro_ fields.
7678 (Output_section_definition::place_orphan_here): Add is_relro
7679 parameter.
7680 (Output_section_definition::set_section_addresses): Set relro for
7681 output section.
7682 (Output_section_definition::alternate_constraint): Likewise.
7683 (class Orphan_output_section): Add new bool* parameter to
7684 place_orphan_here. Add get_output_section.
7685 (Orphan_output_section::place_orphan_here): Add is_relro
7686 parameter.
7687 (Script_sections::Script_sections): Initialize
7688 data_segment_align_index_ and saw_relro_end_.
7689 (Script_sections::data_segment_align): New function.
7690 (Script_sections::data_segment_relro_end): New function.
7691 (Script_sections::place_orphan): Set or clear is_relro.
7692 (Script_sections::set_section_addresses): Force alignment of first
7693 TLS section.
7694 * yyscript.y (exp): Call script_data_segment_align and
7695 script_data_segment_relro_end.
7696 * testsuite/relro_script_test.t: New file.
7697 * testsuite/relro_test.cc (using_script): Declare.
7698 (t1, t2): Test using_script.
7699 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7700 (relro_script_test_SOURCES): Define.
7701 (relro_script_test_DEPENDENCIES): Define.
7702 (relro_script_test_LDFLAGS): Define.
7703 (relro_script_test_LDADD): Define.
7704 (relro_script_test.so): New target.
7705 * testsuite/Makefile.in: Rebuild.
7706
f827c9a9
CC		 77072008-08-06 Cary Coutant <ccoutant@google.com>
7708
7709 * archive.cc (Archive::total_archives, Archive::total_members)
7710 (Archive::total_members_loaded): New variables.
7711 (Archive::setup): Add parameter. Add option to preread
7712 archive symbols.
7713 (Archive::read_armap): Add counter.
7714 (Archive::get_file_and_offset): New function.
7715 (Archive::get_elf_object_for_member): New function.
7716 (Archive::read_all_symbols): New function.
7717 (Archive::read_symbols): New function.
7718 (Archive::add_symbols): Add counters.
7719 (Archive::include_all_members): Use armap to find members if it's
7720 already built.
7721 (Archive::include_member): Skip reading symbols if already read.
7722 Factored code into Archive::get_file_and_offset and
7723 Archive::get_elf_object_for_member. Changed call to
7724 Mapfile::report_include_archive_member.
7725 (Archive::print_stats): New function.
7726 * archive.h: Declare Object and Read_symbols_data classes.
7727 (Archive::Archive): Add initializers for new members.
7728 (Archive::setup): Add parameter.
7729 (Archive::print_stats): New function.
7730 (Archive::total_archives, Archive::total_members)
7731 (Archive::total_members_loaded): New variables.
7732 (Archive::get_file_and_offset): New function.
7733 (Archive::get_elf_object_for_member): New function.
7734 (Archive::read_all_symbols): New function.
7735 (Archive::read_symbols): New function.
7736 (Archive::Archive_member): New class.
7737 (Archive::members_): New member.
7738 (Archive::num_members_): New member.
7739 * main.cc: Include archive.h.
7740 (main): Call Archive::print_stats.
7741 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7742 archive parameter; member_name is now the fully-decorated name.
7743 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7744 * options.h: (General_options): Add --preread-archive-symbols option.
7745 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7746 Archive::setup.
7747
de4c45bd
ILT		 77482008-08-04 Ian Lance Taylor <iant@google.com>
7749
7750 * symtab.h (Symbol::use_plt_offset): New function.
7751 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7752 * powerpc.cc (Relocate::relocate): Likewise.
7753 * sparc.cc (Relocate::relocate): Likewise.
7754 * x86_64.cc (Relocate::relocate): Likewise.
7755 * testsuite/weak_plt.sh: New test.
7756 * testsuite/weak_plt_main.cc: New test.
7757 * testsuite/weak_plt_shared.cc: New test.
7758 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7759 (check_PROGRAMS): Add weak_plt.
7760 (check_DATA): Add weak_plt_shared.so.
7761 (weak_plt_main_pic.o, weak_plt): New targets.
7762 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7763 * testsuite/Makefile.in: Rebuild.
7764
7765 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7766 gcctestdir/ld.
7767 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7768 * testsuite/Makefile.in: Rebuild.
7769
323ee3f4
AM		 77702008-08-04 Alan Modra <amodra@bigpond.net.au>
7771
7772 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7773 * Makefile.in: Regenerate.
7774 * po/POTFILES.in: Regenerate.
7775
7c07ecec
ILT		 77762008-07-29 Ian Lance Taylor <iant@google.com>
7777
7778 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7779 symbols before other symbols.
7780 * testsuite/script_test_2.cc (test_addr): Declare.
7781 (test_addr_alias): Declare.
7782 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7783 values.
7c07ecec
ILT		 7784 * testsuite/script_test_2.t: Define test_addr_alias and
7785 test_addr.
7786
5778530e
ILT		 77872008-07-24 Ian Lance Taylor <iant@google.com>
7788
2a00e4fb
ILT		 7789 PR 5990
7790 * descriptors.cc: New file.
7791 * descriptors.h: New file.
7792 * gold-threads.h (class Hold_optional_lock): New class.
7793 * fileread.cc: Include "descriptors.h".
7794 (File_read::~File_read): Release descriptor rather than closing
7795 it.
7796 (File_read::open) [file]: Call open_descriptor rather than open.
7797 Set is_descriptor_opened_.
7798 (File_read::open) [memory]: Assert that descriptor is not open.
7799 (File_read::reopen_descriptor): New function.
7800 (File_read::release): Release descriptor.
7801 (File_read::do_read): Make non-const. Reopen descriptor.
7802 (File_read::read): Make non-const.
7803 (File_read::make_view): Reopen descriptor.
7804 (File_read::do_readv): Likewise.
7805 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7806 Update declarations.
7807 * layout.cc: Include "descriptors.h".
7808 (Layout::create_build_id): Use open_descriptor rather than open.
7809 * output.cc: Include "descriptors.h".
7810 (Output_file::open): Use open_descriptor rather than open.
7811 * archive.cc (Archive::const_iterator): Change Archive to be
7812 non-const.
7813 (Archive::begin, Archive::end): Make non-const.
7814 (Archive::count_members): Likewise.
7815 * archive.h (class Archive): Update declarations.
7816 * object.h (Object::read): Make non-const.
7817 * Makefile.am (CCFILES): Add descriptors.cc.
7818 (HFILES): Add descriptors.h.
7819 * Makefile.in: Rebuild.
7820
801647d1
ILT		 7821 PR 6716
7822 * gold.h: Always include <clocale>. Add Solaris workarounds
7823 following code in binutils/sysdep.h.
7824
5edd166e
ILT		 7825 PR 6048
7826 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7827 this->eh_frame_hdr_ is NULL before using it.
7828
c89ad728
ILT		 7829 * dynobj.cc (Versions::Versions): Update comment.
7830
aa86f06b
ILT		 7831 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7832 the base version name.
7833
5778530e
ILT		 7834 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7835 array size plus one.
7836 (Stringpool_template::set_string_offsets): Subtract one from key
7837 before using it as an array index.
7838 (Stringpool_template::get_offset_with_length): Likewise.
7839 (Stringpool_template::write_to_buffer): Likewise.
7840 * stringpool.h (Stringpool_template::get_offset_from_key):
7841 Likewise.
7842
057ead22
ILT		 78432008-07-23 Ian Lance Taylor <iant@google.com>
7844
7f649c59
ILT		 7845 PR 6658
7846 * object.h (Merged_symbol_value::value): Do our best to handle a
7847 negative addend.
7848
057ead22
ILT		 7849 PR 6647
7850 * script.cc (Version_script_info::get_versions): Don't add empty
7851 version tag to return value.
7852 (Version_script_info::get_symbol_version_helper): Change return
7853 type to bool. Add pversion parameter. Change all callers.
7854 (script_register_vers_node): Don't require a non-NULL tag.
7855 * script.h (class Version_script_info): Update declarations.
7856 (Version_script_info::get_symbol_version): Change return type to
7857 bool. Add version parameter. Change all callers.
7858 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7859 handling. Handle an empty version from a version script.
7860 (Symbol_table::define_special_symbol): Likewise.
7861 * testsuite/ver_test_10.script: New file.
7862 * testsuite/ver_test_10.sh: New file.
7863 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7864 (check_DATA): Add ver_test_10.syms.
7865 (ver_test_10.syms, ver_test_10.so): New target.
7866 * testsuite/Makefile.in: Rebuild.
7867
58e54ac2
CD		 78682008-07-23 Simon Baldwin <simonb@google.com>
7869
7870 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7871 to zero for undefined symbols from dynamic libraries.
7872
95d14cd3
ILT		 78732008-07-23 Ian Lance Taylor <iant@google.com>
7874
7875 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7876 Change all callers.
7877 * symtab.h (class Symbol_table): Update declaration.
7878 * testsuite/ver_test_9.cc: New file.
7879 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7880 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7881 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7882 (ver_test_9.so, ver_test_9.o): New targets.
7883 * testsuite/Makefile.in: Rebuild.
7884
92de84a6
ILT		 78852008-07-22 Ian Lance Taylor <iant@google.com>
7886
34810851
ILT		 7887 * options.h (class General_options): Define --check-sections.
7888 * layout.cc (Layout::set_segment_offsets): Handle
7889 --check-sections.
7890
af6156ef
ILT		 7891 * options.h (class General_options): Define -n/--nmagic and
7892 -N/--omagic.
7893 * options.cc (General_options::finalize): For -n/--nmagic or
7894 -N/--omagic, set -static.
7895 * layout.cc (Layout::attach_allocated_section_to_segment): If
7896 -N/--omagic, don't put read-only and read-write sections in
7897 different segments.
7898 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7899 finding a read-only segment.
7900 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7901 don't set the minimum segment alignment to the common page size,
7902 and don't set the file offset to the address modulo the page size.
7903 * script-sections.cc (Script_sections::create_segments): If
7904 -n/--omagic, don't put read-only and read-write sections in
7905 different segments.
7906
92de84a6
ILT		 7907 * cref.cc: New file.
7908 * cref.h: New file.
7909 * options.h (class General_options): Add --print-symbol-counts.
7910 * main.cc (main): Issue defined symbol report if requested.
7911 * archive.cc (Archive::interpret_header): Make into a const member
7912 function.
7913 (Archive::add_symbols): Call Input_objects::archive_start and
7914 archive_stop.
7915 (Archive::const_iterator): Define new class.
7916 (Archive::begin, Archive::end): New functions.
7917 (Archive::include_all_members): Rewrite to use iterator.
7918 (Archive::count_members): New function.
7919 * archive.h (class Archive): Update declarations.
7920 (Archive::filename): New function.
7921 * object.cc: Include "cref.h".
7922 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7923 (Sized_relobj::do_get_global_symbol_counts): New function.
7924 (Input_objects::add_object): Add object to cross-referencer.
7925 (Input_objects::archive_start): New function.
7926 (Input_objects::archive_stop): New function.
7927 (Input_objects::print_symbol_counts): New function.
7928 * object.h: Declare Cref and Archive.
7929 (Object::get_global_symbol_counts): New function.
7930 (Object::do_get_global_symbol_counts): New pure virtual function.
7931 (class Sized_relobj): Add defined_count_ field. Update
7932 declarations.
7933 (class Input_objects): Add cref_ field. Update constructor.
7934 Update declarations.
7935 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7936 defined_count_.
7937 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7938 symbol counts.
7939 (Sized_dynobj::do_get_global_symbol_counts): New function.
7940 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7941 defined_count_. Update declarations. Define Symbols typedef.
7942 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7943 parameter. Change all callers.
7944 (Symbol_table::add_from_dynobj): Add sympointers and defined
7945 parameters. Change all callers.
7946 * symtab.h (class Symbol_table): Update declarations.
7947 * Makefile.am (CCFILES): Add cref.cc.
7948 (HFILES): Add cref.h.
7949 * Makefile.in: Rebuild.
7950
3f7c5e1d
CD		 79512008-07-22 Simon Baldwin <simonb@google.com>
7952
7953 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7954 to zero when writing undefined symbols.
7955
e0b64032
ILT		 79562008-07-22 Ian Lance Taylor <iant@google.com>
7957
7958 * output.cc (Output_section::add_input_section): Don't try to
7959 merge empty merge sections.
7960
096b02cf
CS		 79612008-07-21 Craig Silverstein <csilvers@google.com>
7962
7963 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7964 Include symbol version in error message.
cd536b21 7965
1d1f116d
CD		 79662008-07-20 Chris Demetriou <cgd@google.com>
7967
cd536b21 7968 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 7969 (RANDOM_SEED_CFLAGS): New substituted variable.
7970 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7971 * configure: Rebuild.
7972 * Makefile.in: Likewise.
7973 * testsuite/Makefile.in: Likewise.
7974
a18f591e
ILT		 79752008-07-18 Ian Lance Taylor <iant@google.com>
7976
7977 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7978 where we see NAME/NULL and NAME/VERSION as separate symbols.
7979 * testsuite/ver_test_main.cc (main): Call t4.
7980 (t4, t4_2a): Define.
7981 * testsuite/ver_test_2.cc (t4_2): Define.
7982 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7983 * testsuite/ver_test_4.cc (t4_2a): Define.
7984 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7985 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7986
c6e3f6ed
ILT		 79872008-07-17 Ian Lance Taylor <iant@google.com>
7988
7989 * dynobj.cc (Versions::add_def): If we give an error about a
7990 missing version, go ahead and create the version anyhow.
7991
ef9beddf
ILT		 79922008-07-10 Ian Lance Taylor <iant@google.com>
7993
7994 Handle output sections with more than 0x7fffffff bytes.
7995 * object.h (class Relobj): Change map_to_output_ to
7996 output_sections_, and just keep a section pointer. Change all
7997 uses. Move comdat group support to Sized_relobj.
7998 (Relobj::is_section_specially_mapped): Remove.
7999 (Relobj::output_section): Remove poff parameter. Change all
8000 callers.
8001 (Relobj::output_section_offset): New function.
8002 (Relobj::set_section_offset): Rewrite.
8003 (Relobj::map_to_output): Remove.
8004 (Relobj::output_sections): New function.
8005 (Relobj::do_output_section_offset): New pure virtual function.
8006 (Relobj::do_set_section_offset): Likewise.
8007 (class Sized_relobj): Add section_offsets_ field. Add comdat
8008 group support from Relobj. Update declarations.
8009 (Sized_relobj::get_output_section_offset): New function.
8010 (Sized_relobj::do_output_section_offset): New function.
8011 (Sized_relobj::do_set_section_offset): New function.
8012 * object.cc (Relobj::output_section_address): Remove.
8013 (Sized_relobj::Sized_relobj): Initialize new fields.
8014 (Sized_relobj::include_section_group): Cast find_kept_object to
8015 Sized_relobj.
8016 (Sized_relobj::include_linkonce_section): Likewise.
8017 (Sized_relobj::do_layout): Use separate arrays for output section
8018 and output offset.
8019 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8020 output_sections.
8021 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8022 output_sections and section_offsets.
8023 (Sized_relobj::write_local_symbols): Likewise.
8024 (map_to_kept_section): Compute output address directly.
8025 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8026 output_sections and section_offsets.
8027 (Sized_relobj::write_sections): Likewise.
8028 (Sized_relobj::relocate_sections): Likewise.
8029 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8030 * output.h (class Output_reloc): Update declarations. Change
8031 u2_.relobj to Sized_relobj*.
8032 (class Output_data_reloc): Change add functions to use
8033 Sized_relobj*.
8034 * output.cc (Output_reloc::Output_reloc): Change relobj to
8035 Sized_relobj*.
8036 (Output_reloc::local_section_offset): Change return type to
8037 Elf_Addr. Use get_output_section_offset.
8038 (Output_reloc::get_address): Likewise.
8039 (Output_section::is_input_address_mapped): Don't call
8040 is_section_specially_mapped.
8041 (Output_section::output_offset): Likewise.
8042 (Output_section::output_address): Likewise.
8043 (Output_section::starting_output_address): Likewise.
8044 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8045 parameter to Sized_relobj*.
8046 (Copy_relocs::need_copy_reloc): Likewise.
8047 (Copy_relocs::save): Likewise.
8048 * copy-relocs.h (class Copy_relocs): Update declarations.
8049 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8050 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8051 * target-reloc.h (relocate_for_relocatable): Change
8052 offset_in_output_section type to Elf_Addr. Change code that uses
8053 it as well.
8054 * layout.cc (Layout::layout): Always set *off.
8055 * mapfile.cc (Mapfile::print_input_section): Use
8056 output_section_offset.
8057 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8058 Sized_relobj*.
8059 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8060 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8061 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8062
5cb66f97
ILT		 80632008-07-03 Ian Lance Taylor <iant@google.com>
8064
8065 * layout.cc (Layout::include_section): Do not discard unrecognized
8066 SHT_STRTAB sections.
8067
afe47622
CS		 80682008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8069
8070 * script.cc (Lex::can_continue_name): Make '?' allowable in
8071 version-script names.
8072 * testsuite/version_script.map: Change glob pattern to use '?'
8073
5adf9721
ILT		 80742008-06-30 Manish Singh <yosh@gimp.org>
8075
8076 PR 6585
8077 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8078 Correct typo.
8079
e6fde208
ILT		 80802008-06-30 Ian Lance Taylor <iant@google.com>
8081
8082 PR 6660
8083 PR 6682
8084 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8085 versions]: Don't try to read the value in the contents, since we
8086 don't use it. Use the template endianness when writing.
8087
3f2e6a2d
CC		 80882008-06-25 Cary Coutant <ccoutant@google.com>
8089
8090 * fileread.cc (File_read::make_view): Assert on zero-length view.
8091 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8092 symbol table when there are no symbols to read.
8093
c43d3a48
CS		 80942008-06-23 Craig Silverstein <csilvers@google.com>
8095
8096 * version.cc (version_string): Bump to 1.7
8097
5f494ea0
CS		 80982008-06-18 Craig Silverstein <csilvers@google.com>
8099
8100 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8101 constant 0xFFFF to type Valtype.
8102 (Powerpc_relocate_functions::rel16_ha): Likewise.
8103
c42e122e
ILT		 81042008-06-17 Ian Lance Taylor <iant@google.com>
8105
f34787f8
ILT		 8106 * output.h (Output_section::Input_section): Initialize p2align_ to
8107 zero for Output_section_data constructors.
8108 (Output_section::Input_section::addralign): If not an input
8109 section, return the alignment of the Output_section_data.
8110 * testsuite/copy_test.cc: New file.
8111 * testsuite/copy_test_1.cc: New file.
8112 * testsuite/copy_test_2.cc: New file.
8113 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8114 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8115 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8116 (copy_test_1_pic.o, copy_test_1.so): New targets.
8117 (copy_test_2_pic.o, copy_test_2.so): New targets.
8118 * testsuite/Makefile.in: Rebuild.
8119
c42e122e
ILT		 8120 * script-sections.cc (Script_sections::place_orphan): Initialize
8121 local variable exact.
8122
ce3ac18a
DE		 81232008-06-13 David Edelsohn <edelsohn@gnu.org>
8124
8125 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8126
42cacb20
DE		 81272008-06-12 David Edelsohn <edelsohn@gnu.org>
8128 David S. Miller <davem@davemloft.net>
8129
8130 * powerpc.cc: New file.
8131 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8132 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8133 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8134 * Makefile.in: Rebuild.
8135
7b308235
ILT		 81362008-06-09 Ian Lance Taylor <iant@google.com>
8137
8138 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8139 <exception>.
8140 (throwing, orig_terminate): New static variables.
8141 (terminate_handler): New static function.
8142 (t2): Set terminate handler.
8143
f0b886e3
ILT		 81442008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8145
8146 PR 6584
cd536b21 8147 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8148 alignment.
8149
3e90f135
CC		 81502008-05-30 Cary Coutant <ccoutant@google.com>
8151
8152 * archive.cc (Archive::include_all_members) Correct to step
8153 over symbol table and extended name table in thin archives.
8154
e09ad04a
ILT		 81552008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8156
8157 PR 6407
8158 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8159 calculation.
8160
62b01cb5
ILT		 81612008-05-28 Caleb Howe <cshowe@google.com>
8162
8163 * reduced_debug_output.cc: New file.
8164 * reduced_debug_output.h: New file.
92de84a6 8165 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8166 * options.cc (General_options::finalize): Add strip_debug_non_line
8167 to the strip heirarchy.
8168 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8169 fields.
8170 * layout.cc: Include "reduced_debug_output.h".
8171 (Layout::Layout): Initialize new fields.
8172 (line_only_debug_sections): New static array.
8173 (is_lines_only_debug_sections): New static inline function.
8174 (Layout::include_section): Handle --strip-debug-non-line.
8175 (Layout::make_output_section): If --strip-debug-non-line, build
8176 new output sections for .debug_abbrev and .debug_info.
8177 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8178 gold. Warn about possible overflow.
8179 (read_signed_LEB_128): Likewise.
8180 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8181 (read_signed_LEB_128): Declare.
8182 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8183 (HFILES): Add reduced_debug_output.h.
8184 * Makefile.in: Rebuild.
8185
7d9e3d98
ILT		 81862008-05-21 Ian Lance Taylor <iant@google.com>
8187
8188 * mapfile.cc: New file.
8189 * mapfile.h: New file.
8190 * options.h (class General_options): Add -M/--print-map and -Map.
8191 * options.cc (General_options::finalize): Make -M equivalent to
8192 -Map -.
8193 * main.cc: Include <cstdio> and "mapfile.h".
8194 (main): Open mapfile if requested.
8195 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8196 constructor. Change caller.
8197 (queue_initial_tasks): Add mapfile parameter. Change caller.
8198 (queue_middle_tasks): Likewise.
8199 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8200 declarations.
8201 * archive.cc: Include "mapfile.h".
8202 (Archive::add_symbols): Add mapfile parameter. Change all
8203 callers. Pass mapfile, symbol, and reason to include_member.
8204 (Archive::include_all_members): Add mapfile parameter. Change all
8205 callers.
8206 (Archive::include_member): Add mapfile, sym, and why parameters.
8207 Change all callers. Report inclusion to map file.
8208 * archive.h: Include "fileread.h".
8209 (class Archive): Update declarations.
8210 (Archive::file): New const method.
8211 (class Add_archive_symbols): Add mapfile_ field. Update
8212 constructor. Change all callers.
8213 * readsyms.h (class Read_symbols): Likewise.
8214 (class Finish_group): Likewise.
8215 (class Read_script): Likewise.
8216 * common.cc: Include "mapfile.h".
8217 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8218 all callers.
8219 (Symbol_table::do_allocate_commons): Likewise.
8220 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8221 symbol allocation to mapfile.
8222 * common.h (class Allocate_commons_task): Add mapfile_ field.
8223 Update constructor. Change all callers.
8224 * symtab.h (class Symbol_table): Update declarations.
8225 * layout.cc: Include "mapfile.h".
8226 (Layout_task_runner::run): Print information to mapfile.
8227 (Layout::create_gold_note): Change Output_data_fixed_space to
8228 Output_data_zero_fill.
8229 (Layout::create_build_id): Likewise.
8230 (Layout::print_to_mapfile): New function.
8231 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8232 constructor. Change caller.
8233 (class Layout): Declare print_to_mapfile.
8234 * output.cc (Output_section::Input_section::print_to_mapfile): New
8235 function.
8236 (Output_section::add_input_section): If producing a map, always
8237 add to input_sections_ list.
8238 (Output_section::do_print_to_mapfile): New function.
8239 (Output_segment::print_sections_to_mapfile): New function.
8240 (Output_segment::print_section_list_to_mapfile): New function.
8241 * output.h: Include "mapfile.h".
8242 (Output_data::print_to_mapfile): New function.
8243 (Output_data::do_print_to_mapfile): New virtual function.
8244 (Output_segment_headers::do_print_to_mapfile): New function.
8245 (Output_file_header::do_print_to_mapfile): New function.
8246 (Output_data_const::do_print_to_mapfile): New function.
8247 (class Output_data_const_buffer): Add map_name_ field. Update
8248 constructor. Change all callers. Add do_print_to_mapfile
8249 function.
8250 (class Output_data_fixed_space): Likewise.
8251 (class Output_data_space): Likewise.
8252 (class Output_data_zero_fill): New class.
8253 (Output_data_strtab::do_print_to_mapfile): New function.
8254 (Output_data_reloc_base::do_print_to_mapfile): New function.
8255 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8256 (Output_data_group::do_print_to_mapfile): New function.
8257 (Output_data_got::do_print_to_mapfile): New function.
8258 (Output_data_dynamic::do_print_to_mapfile): New function.
8259 (Output_symtab_xindex::do_print_to_mapfile): New function.
8260 (class Output_section): Declare do_print_to_mapflie. Declare
8261 print_to_mapfile in Input_section.
8262 (class Output_segment): Declare new functions.
8263 * object.h (Sized_relobj::symbol_count): New function.
8264 * script-sections.cc
8265 (Output_section_element_dot_assignment::set_section_addresses):
8266 Change Output_data_fixed_space to Output_data_zero_fill.
8267 (Output_data_expression::do_print_to_mapfile): New function.
8268 * script.cc (read_input_script): Add mapfile parameter. Change
8269 all callers.
8270 * script.h (read_input_script): Update declaration.
8271 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8272 (Eh_frame::do_print_to_mapfile): New function.
8273 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8274 (Output_merge_string::do_print_to_mapfile): New function.
8275 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8276 function.
8277 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8278 function.
8279 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8280 function.
8281 * Makefile.am (CCFILES): Add mapfile.cc.
8282 (HFILES): Add mapfile.h.
8283 * Makefile.in: Rebuild.
8284
9f1d377b
ILT		 82852008-05-19 Ian Lance Taylor <iant@google.com>
8286
8287 * options.h (class General_options): Add -z relro.
8288 * layout.cc (Layout::Layout): Initialize relro_segment_.
8289 (Layout::add_output_section_data): Return the output section.
8290 (Layout::make_output_section): Rcognize relro sections and mark
8291 them appropriately.
8292 (Layout::attach_allocated_section_to_segment): Put relro sections
8293 in a PT_GNU_RELRO segment.
8294 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8295 section as relro.
8296 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8297 PT_TLS segments.
8298 (Layout::linkonce_mapping): Map d.rel.ro.local to
8299 .data.rel.ro.local.
8300 (Layout::output_section_name): Us .data.rel.ro.local for any
8301 section which begins with that.
8302 * layout.h (class Layout): Update add_output_section_data
8303 declaration. Add relro_segment_ field.
8304 * output.cc (Output_section::Output_section): Initialize is_relro_
8305 and is_relro_local_ fields.
8306 (Output_segment::add_output_section): Group relro sections.
8307 (Output_segment::is_first_section_relro): New function.
8308 (Output_segment::maximum_alignment): If there is a relro section,
8309 align the segment to the common page size.
8310 (Output_segment::set_section_addresses): Track whether we are
8311 looking at relro sections. If the last section is a relro
8312 section, align to the common page size.
8313 (Output_segment::set_section_list_addresses): Add in_relro
8314 parameter. Change all callers. Align to the page size when
8315 moving from relro to non-relro section.
8316 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8317 segment.
8318 * output.h (class Output_section): Add is_relro_ and
8319 is_relro_local_ fields.
8320 (Output_section::is_relro): New function.
8321 (Output_section::set_is_relro): New function.
8322 (Output_section::is_relro_local): New function.
8323 (Output_section::set_is_relro_local): New function.
8324 (class Output_segment): Update declarations.
8325 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8326 * sparc.cc (Target_sparc::got_section): Likewise.
8327 * x86_64.cc (Target_x86_64::got_section): Likewise.
8328 * testsuite/relro_test_main.cc: New file.
8329 * testsuite/relro_test.cc: New file.
8330 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8331 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8332 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8333 (relro_test.so, relro_test_pic.o): New targets.
8334 * testsuite/Makefile.in: Rebuild.
8335
a984ee1d
ILT		 83362008-05-16 Ian Lance Taylor <iant@google.com>
8337
01676dcd
ILT		 8338 * output.cc (Output_segment::add_output_section): Remove front
8339 parameter.
8340 * output.h (class Output_segment): Remove
8341 add_initial_output_section and overloaded add_output_section.
8342 Update declaration of remaining add_output_section.
8343 * layout.cc (Layout::create_interp): Call add_output_section
8344 rather than add_initial_output_section.
8345 (Layout::finish_dynamic_section): Likewise.
8346
497897f9
ILT		 8347 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8348 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8349 know the dynamic type.
8350 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8351 field. Initialize it in constructor.
8352 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8353 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8354 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8355 reloc.
8356
a984ee1d
ILT		 8357 * output.cc (Output_reloc::get_address): Change return type to
8358 Elf_Addr.
8359 * output.h (class Output_reloc): Update get_address declaration.
8360 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8361 for section addresses.
8362
55ba0940
ILT		 83632008-05-09 Ian Lance Taylor <iant@google.com>
8364
8365 PR 6493
8366 * gold.cc (gold_nomem): Use return value of write.
8367
75517b77
ILT		 83682008-05-08 Ian Lance Taylor <iant@google.com>
8369
8370 * symtab.c (Symbol::init_base_output_data): Add version
8371 parameter. Change all callers.
8372 (Symbol::init_base_output_segment): Likewise.
8373 (Symbol::init_base_constant): Likewise.
8374 (Symbol::init_base_undefined): Likewise.
8375 (Sized_symbol::init_output_data): Likewise.
8376 (Sized_symbol::init_output_segment): Likewise.
8377 (Sized_symbol::init_constant): Likewise.
8378 (Sized_symbol::init_undefined): Likewise.
8379 (Symbol_table::do_define_in_output_data): If the new symbol has a
8380 version, mark it as the default.
8381 (Symbol_table::do_define_in_output_segment): Likewise.
8382 (Symbol_table::do_define_as_constant): Likewise.
8383 * symtab.h (class Symbol): Update declarations.
8384 (class Sized_symbol): Likewise.
8385 * resolve.cc (Symbol::override_version): New function.
c42e122e 8386 (Symbol::override_base): Call override_version.
75517b77
ILT		 8387 (Symbol::override_base_with_special): Likewise.
8388 * testsuite/ver_script_8.script: New file.
8389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8390 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8391 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8392 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8393
f1f70eae
ILT		 83942008-05-06 Ian Lance Taylor <iant@google.com>
8395
f3e9c5c5
ILT		 8396 PR 6049
8397 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8398 functions.
8399 (class General_options): Remove existing --undefined, and add
8400 --no-undefined instead. Add new --undefined as synonym for -u.
8401 * archive.cc (Archive::add_symbols): Check whether symbol was
8402 named with -u.
8403 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8404 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8405 all uses. Add IS_UNDEFINED. Update declarations to split
8406 different versions of init_base. Declare init_base_undefined.
8407 (Symbol::is_defined): Handle IS_UNDEFINED.
8408 (Symbol::is_undefined): Likewise.
8409 (Symbol::is_weak_undefined): Call is_undefined.
8410 (Symbol::is_absolute): Handle IS_CONSTANT.
8411 (class Sized_symbol): Update declarations to split different
8412 versions of init. Declare init_undefined.
8413 (class Symbol_table): Declare new functions.
8414 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8415 Change all callers.
8416 (Symbol::init_base_output_data): Likewise.
8417 (Symbol::init_base_output_segment): Likewise.
8418 (Symbol::init_base_constant): Likewise.
8419 (Symbol::init_base_undefined): New function.
8420 (Sized_symbol::init_object): Rename from init. Change all
8421 callers.
8422 (Sized_symbol::init_output_data): Likewise.
8423 (Sized_symbol::init_output_segment): Likewise.
8424 (Sized_symbol::init_constant): Likewise.
8425 (Sized_symbol::init_undefined): New function.
8426 (Symbol_table::add_undefined_symbols_from_command_line): New
8427 function.
8428 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8429 function.
8430 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8431 (Symbol::output_section): Likewise.
8432 (Symbol::set_output_section): Likewise.
8433 (Symbol_table::sized_finalize_symbol): Likewise.
8434 (Symbol_table::sized_write_globals): Likewise.
8435 * resolve.cc (Symbol_table::should_override): Likewise.
8436 (Symbol::override_base_with_special): Likewise.
8437
8bdcdf2c
ILT		 8438 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8439 symbol, change it to have default visibility.
8440 * testsuite/protected_1.cc: New file.
8441 * testsuite/protected_2.cc: New file.
8442 * testsuite/protected_3.cc: New file.
8443 * testsuite/protected_main_1.cc: New file.
8444 * testsuite/protected_main_2.cc: New file.
8445 * testsuite/protected_main_3.cc: New file.
8446 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8447 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8448 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8449 (protected_1.so): New target.
8450 (protected_1_pic.o, protected_2_pic.o): New targets.
8451 (protected_3_pic.o): New target.
8452 (check_PROGRAMS): Add protected_2.
8453 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8454 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8455 * testsuite/Makefile.in: Rebuild.
8456
2b706932
ILT		 8457 * options.h (DEFINE_var): Add set_user_set_##varname__.
8458 (DEFINE_bool_alias): New macro.
8459 (class General_options): Define -Bstatic using DEFINE_bool_alias
8460 rather than DEFINE_special. Add --undefined as an alias for -z
8461 defs.
8462 * options.cc (General_options::parse_Bstatic): Remove.
8463
d82a5bcc
ILT		 8464 * options.h (class General_options): Add --fatal-warnings.
8465 * main.cc (main): Implement --fatal-warnings.
8466 * errors.h (Errors::warning_count): New function.
8467
f1f70eae
ILT		 8468 * options.h (class General_options): Add -Bsymbolic-functions.
8469 * symtab.h (Symbol::is_preemptible): Check for
8470 -Bsymbolic-functions.
8471
8825ac63
ILT		 84722008-05-05 Ian Lance Taylor <iant@google.com>
8473
d98bc257
ILT		 8474 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8475 as noVARNAME rather than no-VARNAME.
8476 (class General_options): Add option -z combreloc.
8477 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8478 get_address.
8479 (Output_reloc::sort_before) [SHT_REL]: New function.
8480 (Output_reloc::sort_before) [SHT_RELA]: New function.
8481 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8482 Sort_relocs_comparison.
8483 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8484 parameter. Change all callers.
8485 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8486 sort_relocs parameter. Change all callers.
8487 * output.cc (Output_reloc::get_address): New function, broken out
8488 of write_rel.
8489 (Output_reloc::write_rel): Call it.
8490 (Output_reloc::compare): New function.
8491 (Output_data_reloc_base::do_write): Optionally sort relocs.
8492
60b2b4e7
ILT		 8493 * configure.ac: If targ_extra_obj is set, link it in.
8494 * configure.tgt: Initialize all variables.
8495 (x86_64*): Set targ_extra_obj and targ_extra_size.
8496 * configure: Rebuild.
8497
8825ac63
ILT		 8498 * object.cc (Sized_relobj::include_section_group): Adjust section
8499 indexes read from group data. Build vector to pass to
8500 layout_group.
8501 * layout.cc (Layout::layout_group): Add flags and shndxes
8502 parameters. Remove contents parameter. Change caller. Update
8503 explicit instantiations.
8504 * layout.h (class Layout): Update layout_group declaration.
8505 * output.cc (Output_data_group::Output_data_group): Add flags and
8506 input_shndxes parameters. Remove contents parameter. Change
8507 caller.
8508 (Output_data_group::do_write): Change input_sections_ to
8509 input_shndxes_.
8510 * output.h (class Output_data_group): Update constructor
8511 declaration. Rename input_sections_ to input_shndxes_.
8512 * testsuite/many_sections_test.cc: Add template.
8513
e94cf127
CC		 85142008-04-30 Cary Coutant <ccoutant@google.com>
8515
4418b2d5
CC		 8516 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8517
e94cf127
CC		 8518 * layout.cc (Layout::include_section): Refactored check for debug
8519 info section.
8520 (Layout::add_comdat): Add new parameters. Change type
8521 of signature parameter. Add object and shndx to signatures table.
8522 (Layout::find_kept_object): New function.
8523 * layout.h: Include <cstring>.
8524 (Layout::is_debug_info_section): New function.
8525 (Layout::add_comdat): Add new parameters.
8526 (Layout::find_kept_object): New function.
8527 (Layout::Kept_section): New struct.
8528 (Layout::Signatures): Change type of map range.
8529 * object.cc (Relobj::output_section_address): New function.
8530 (Sized_relobj::include_section_group): Add new parameters. Change
8531 calls to Layout::add_comdat. Change to build table of kept comdat
8532 groups and table mapping discarded sections to kept sections.
8533 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8534 (Sized_relobj::do_layout): Change calls to include_section_group and
8535 include_linkonce_section.
8536 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8537 value to zero when section is discarded.
8538 (Sized_relobj::map_to_kept_section): New function.
8539 * object.h (Relobj::output_section_address): New function.
8540 (Relobj::Comdat_group): New type.
8541 (Relobj::find_comdat_group): New function.
8542 (Relobj::Comdat_group_table): New type.
8543 (Relobj::Kept_comdat_section): New type.
8544 (Relobj::Kept_comdat_section_table): New type.
8545 (Relobj::add_comdat_group): New function.
8546 (Relobj::set_kept_comdat_section): New function.
8547 (Relobj::get_kept_comdat_section): New function.
8548 (Relobj::comdat_groups_): New field.
8549 (Relobj::kept_comdat_sections_): New field.
8550 (Symbol_value::input_value): Update comment.
8551 (Sized_relobj::map_to_kept_section) New function.
8552 (Sized_relobj::include_linkonce_section): Add new parameter.
8553 * target-reloc.h (Comdat_behavior): New type.
8554 (get_comdat_behavior): New function.
8555 (relocate_section): Add code to map a discarded section to the
8556 corresponding kept section when applying a relocation.
8557
e4e5049b
CS		 85582008-04-30 Craig Silverstein <csilvers@google.com>
8559
8560 * dwarf_reader.cc (next_generation_count): New static var.
8561 (Addr2line_cache_entry): New struct.
8562 (addr2line_cache): New static var.
8563 (Dwarf_line_info::one_addr2line): Added caching.
8564 (Dwarf_line_info::clear_addr2line_cache): New function.
8565 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8566 cache-size parameter.
8567 (Dwarf_line_info::one_addr2line_cache): New function.
8568 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8569 new cache-size argument to one_addr2line(), and clear cache.
8570
d09e9154
CC		 85712008-04-28 Cary Coutant <ccoutant@google.com>
8572
8573 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8574 R_386_PC8 relocations.
8575
7ef73768
ILT		 85762008-04-23 Ian Lance Taylor <iant@google.com>
8577
55438702
ILT		 8578 * object.cc (Sized_relobj::include_section_group): Check for
8579 invalid section group.
8580
c165fb93
ILT		 8581 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8582 header size.
8583
7ef73768
ILT		 8584 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8585 than read for file header.
8586 * archive.cc (Archive::include_member): Likewise.
8587
6194aaab
L		 85882008-04-23 Paolo Bonzini <bonzini@gnu.org>
8589
8590 * aclocal.m4: Regenerate.
8591 * configure: Regenerate.
8592
d491d34e
ILT		 85932008-04-19 Ian Lance Taylor <iant@google.com>
8594
5ea2bac6
ILT		 8595 * version.cc (version_string): Bump to 1.6.
8596
7bc3e21a
ILT		 8597 * testsuite/Makefile.am (many_sections_r_test): New target.
8598 (many_sections_r_test_SOURCES): Remove.
8599 (many_sections_r_test_DEPENDENCIES): Remove.
8600 (many_sections_r_test_LDFLAGS): Remove.
8601 (many_sections_r_test_LDADD): Remove.
8602
7fcd3aa9
ILT		 8603 * object.cc (Sized_relobj::do_add_symbols): Always pass
8604 local_symbol_count_ to add_from_relobj.
8605
4c94d6ae
ILT		 8606 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8607 every thousand variables.
8608 * testsuite/Makefile.in: Rebuild.
8609
d491d34e
ILT		 8610 * object.cc (Xindex::initialize_symtab_xindex): New function.
8611 (Xindex::read_symtab_xindex): New function.
8612 (Xindex::sym_xindex_to_shndx): New function.
8613 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8614 available.
8615 (Sized_relobj::do_initialize_xindex): New function.
8616 (Sized_relobj::do_read_symbols): Adjust section links.
8617 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8618 parameter. Change all callers.
8619 (Sized_relobj::include_section_group): Adjust section links and
8620 symbol section indexes.
8621 (Sized_relobj::do_layout): Adjust section links.
8622 (Sized_relobj::do_count_local_symbols): Adjust section links and
8623 symbol section indexes.
8624 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8625 ordinary and special symbols.
8626 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8627 dynsym_xindex parameters. Change all callers. Adjust section
8628 links. Use SHN_XINDEX when needed.
8629 (Sized_relobj::get_symbol_location_info): Adjust section links.
8630 Don't get fooled by special symbols.
8631 * object.h (class Xindex): Define.
8632 (class Object): Add xindex_ parameter. Declare virtual functoin
8633 do_initialize_xindex.
8634 (Object::adjust_sym_shndx): New function.
8635 (Object::set_xindex): New protected function.
8636 (class Symbol_value): Add is_ordinary_shndx_ field.
8637 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8638 (Symbol_value::value): Assert ordinary section.
8639 (Symbol_value::initialize_input_to_output_map): Likewise.
8640 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8641 Change all callers.
8642 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8643 all callers.
8644 (class Sized_relobj): Update declarations.
8645 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8646 parameter. Change all callers.
8647 (Sized_relobj::adjust_shndx): New function.
8648 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8649 field.
8650 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8651 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8652 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8653 (Sized_dynobj::read_dynsym_section): Adjust section links.
8654 (Sized_dynobj::read_dynamic): Likewise.
8655 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8656 section links.
8657 (Sized_dynobj::do_initialize_xindex): New function.
8658 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8659 do_initialize_xindex.
8660 (Sized_dynobj::adjust_shndx): New function.
8661 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8662 dynsym_xindex_ fields.
8663 (Layout::finalize): Add a call to set_section_indexes before
8664 creating the symtab sections.
8665 (Layout::set_section_indexes): Don't do anything if the section
8666 already has a section index.
8667 (Layout::create_symtab_sections): Add shnum parameter. Change
8668 caller. Create .symtab_shndx section if needed.
8669 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8670 caller.
8671 (Layout::allocated_output_section_count): New function.
8672 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8673 needed.
8674 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8675 fields. Update declarations.
8676 (Layout::symtab_xindex): New function.
8677 (Layout::dynsym_xindex): New function.
8678 (class Write_symbols_task): Add layout_ field.
8679 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8680 Change caller.
8681 * output.cc (Output_section_headers::Output_section_headers): Add
8682 shstrtab_section parameter. Change all callers.
8683 (Output_section_headers::do_sized_write): Store overflow values
8684 for section count and section string table section index in
8685 section header zero.
8686 (Output_file_header::do_sized_write): Check for overflow of
8687 section count and section string table section index.
8688 (Output_symtab_xindex::do_write): New function.
8689 (Output_symtab_xindex::endian_do_write): New function.
8690 * output.h (class Output_section_headers): Add shstrtab_section_.
8691 Update declarations.
8692 (class Output_symtab_xindex): Define.
8693 (Output_section::has_out_shndx): New function.
8694 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8695 field.
8696 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8697 Change all callers.
8698 (Sized_symbol::init): Likewise.
8699 (Symbol::output_section): Check for ordinary symbol.
8700 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8701 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8702 callers.
8703 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8704 Change all callers. Simplify handling of symbols from sections
8705 not included in the link.
8706 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8707 distinction.
8708 (Weak_alias_sorter::operator()): Assert that symbols are
8709 ordinary.
8710 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8711 distinction.
8712 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8713 parameters. Change all callers.
8714 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8715 symbol distinction. Use SHN_XINDEX when needed.
8716 (Symbol_table::write_section_symbol): Add symtab_xindex
8717 parameter. Change all callers.
8718 (Symbol_table::sized_write_section_symbol): Likewise. Use
8719 SHN_XINDEX when needed.
8720 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8721 declarations.
8722 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8723 (Symbol::is_defined): Check is_ordinary.
8724 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8725 (Symbol::is_absolute, Symbol::is_common): Likewise.
8726 (class Sized_symbol): Update declarations.
8727 (class Symbol_table): Update declarations.
8728 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8729 parameters. Change all callers.
8730 (Sized_symbol::override): Likewise.
8731 (Symbol_table::override): Likewise.
8732 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8733 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8734 is_ordinary, and orig_st_shndx parameters. Change all callers.
8735 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8736 to be in an ordinary section.
8737 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8738 object and is_ordinary parameters. Change all callers.
8739 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8740 Change all callers. Don't add undefined or non-ordinary symbols
8741 to reloc_map_.
8742 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8743 Change all callers.
8744 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8745 declarations.
8746 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8747 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8748 (Sized_relobj::relocate_sections): Likewise.
8749 * target-reloc.h (scan_relocs): Adjust section symbol index.
8750 (scan_relocatable_relocs): Likewise.
8751 * i386.cc (Scan::local): Check for ordinary symbols.
8752 * sparc.cc (Scan::local): Likewise.
8753 * x86_64.cc (Scan::local): Likewise.
8754 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8755 to symbol_section_and_value.
8756 * testsuite/many_sections_test.cc: New file.
8757 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8758 (check_PROGRAMS): Add many_sections_test.
8759 (many_sections_test_SOURCES): Define.
8760 (many_sections_test_DEPENDENCIES): Define.
8761 (many_sections_test_LDFLAGS): Define.
8762 (BUILT_SOURCES): Add many_sections_define.h.
8763 (many_sections_define.h): New target.
8764 (BUILT_SOURCES): Add many_sections_check.h.
8765 (many_sections_check.h): New target.
8766 (check_PROGRAMS): Add many_sections_r_test.
8767 (many_sections_r_test_SOURCES): Define.
8768 (many_sections_r_test_DEPENDENCIES): Define.
8769 (many_sections_r_test_LDFLAGS): Define.
8770 (many_sections_r_test_LDADD): Define.
8771 (many_sections_r_test.o): New target.
8772 * testsuite/Makefile.in: Rebuild.
8773
c5818ff1
CC		 87742008-04-17 Cary Coutant <ccoutant@google.com>
8775
8776 * errors.cc (Errors::info): New function.
8777 (gold_info): New function.
8778 * errors.h (Errors::info): New function.
8779 * gold.h (gold_info): New function.
8780 * object.cc (Input_objects::add_object): Print trace output.
8781 * options.cc (options::parse_set): New function.
8782 (General_options::parse_wrap): Deleted.
8783 (General_options::General_options): Deleted initializer.
8784 * options.h (options::String_set): New typedef.
8785 (options::parse_set): New function.
8786 (DEFINE_set): New macro.
8787 (General_options::wrap): Changed to use DEFINE_set. Changed
8788 callers of any_wrap_symbols and is_wrap_symbol.
8789 (General_options::trace, General_options::trace_symbol):
8790 New options.
8791 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8792 (General_options::wrap_symbols_): Deleted.
8793 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8794
b5be4a7c
DM		 87952008-04-17 David S. Miller <davem@davemloft.net>
8796
8797 * options.cc (General_options::parse_V): New function.
8798 * options.h: Add entries for -V and -Qy.
8799
155a0dd7
ILT		 88002008-04-17 Ian Lance Taylor <iant@google.com>
8801
8802 * common.cc (Symbol_table::allocate_commons): Remove options
8803 parameter. Change caller.
8804 (Symbol_table::do_allocate_commons): Remove options parameter.
8805 Change caller. Just call do_allocate_commons_list twice.
8806 (Symbol_table::do_allocate_commons_list): New function, broken out
8807 of do_allocate_commons.
8808 * common.h (class Allocate_commons_task): Remove options_ field.
8809 Update constructor.
8810 * symtab.cc (Symbol_table::Symbol_table): Initialize
8811 tls_commons_.
8812 (Symbol_table::add_from_object): Put TLS common symbols on
8813 tls_commons_ list.
8814 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8815 which are IN_OUTPUT_DATA.
8816 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8817 allocate_commons and do_allocate_commons declarations. Declare
8818 do_allocate_commons_list.
8819 * gold.cc (queue_middle_tasks): Update creation of
8820 Allocate_commons_task to not pass options.
8821 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8822 (TLS_TEST_C_FLAGS): New variable.
8823 (tls_test_c_pic.o): New target.
8824 (tls_test_shared.so): Link in tls_test_c_pic.o.
8825 (tls_test_c_pic_ie.o): New target.
8826 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8827 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8828 (tls_test_c.o): New target.
8829 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8830 (tls_pic_test_LDADD): Likewise.
8831 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8832 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8833 (tls_test_c_gnu2.o): New target.
8834 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8835 tls_test_c_gnu2.o.
8836 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8837 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8838 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8839 * testsuite/tls_test.cc: Include "config.h".
8840 (t_last): Call t11_last.
8841 * testsuite/tls_test.h (t11, t11_last): Declare.
8842 * testsuite/tls_test_c.c: New file.
8843 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8844 * configure.ac: Check for OpenMP support.
8845 * configure, config.in, Makefile.in: Rebuild.
8846 * testsuite/Makefile.in: Rebuild.
8847
edfbb029
CC		 88482008-04-16 Cary Coutant <ccoutant@google.com>
8849
8850 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8851 (Target_i386::tls_base_symbol_defined_): New field.
8852 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8853 (Target_i386::Scan::global): Likewise.
8854 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8855 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8856 (Target_x86_64::tls_base_symbol_defined_): New field.
8857 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8858 (Target_x86_64::Scan::global): Likewise.
8859
f3c69fca
CC		 88602008-04-16 Cary Coutant <ccoutant@google.com>
8861
8862 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8863 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8864 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8865 building shared libraries.
8866 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8867 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8868 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8869 * testsuite/Makefile.in: Rebuild.
8870 * testsuite/weak_undef.h: New file.
8871 * testsuite/weak_undef_file1.cc: Add extra test cases.
8872 * testsuite/weak_undef_file2.cc: Likewise.
8873 * testsuite/weak_undef_test.cc: Likewise.
8874
7c414435
DM		 88752008-04-16 David S. Miller <davem@davemloft.net>
8876
32b769e1
DM		 8877 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8878 Add issued_non_pic_error_ field. Declare check_non_pic.
8879 (Target_sparc::Scan::check_non_pic): New function.
8880 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8881 (Target_sparc::Scan::global): Likewise.
8882
11936fb1
DM		 8883 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8884 * configure: Rebuild.
8885
7c414435
DM		 8886 * options.h (DEFINE_enable): New macro.
8887 (new_dtags): New enable option.
8888 (initfirst, interpose, loadfltr, nodefaultlib,
8889 nodelete, nodlopen, nodump): New -z options.
8890 * layout.cc (Layout:finish_dynamic_section): If new
8891 dtags enabled, emit DT_RUNPATH. Also, emit a
8892 DT_FLAGS_1 containing any specified -z flags.
8893
85c7bf8b
ILT		 88942008-04-16 Ian Lance Taylor <iant@google.com>
8895
12c0daef
ILT		 8896 * copy-relocs.cc: New file.
8897 * copy-relocs.h: New file.
8898 * reloc.cc: Remove Copy_relocs code.
8899 * reloc.h: Likewise.
8900 * reloc-types.h (struct Reloc_types) [both versions]: Add
8901 get_reloc_addend_noerror.
8902 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8903 variants of add_global which take an addend which must be zero.
8904 * i386.cc: Include "copy-relocs.h".
8905 (class Target_i386): Change type of copy_relocs_ to variable,
8906 update initializer.
8907 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8908 Change all callers.
8909 (Target_i386::do_finalize_sections): Change handling of
8910 copy_relocs_.
8911 * sparc.cc: Include "copy-relocs.h".
8912 (class Target_sparc): Change type of copy_relocs_ to variable,
8913 update initializer.
8914 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8915 Change all callers.
8916 (Target_sparc::do_finalize_sections): Change handling of
8917 copy_relocs_.
8918 * x86_64.cc: Include "copy-relocs.h".
8919 (class Target_x86_64): Change type of copy_relocs_ to variable,
8920 update initializer.
8921 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8922 class. Change all callers.
8923 (Target_x86_64::do_finalize_sections): Change handling of
8924 copy_relocs_.
8925 * Makefile.am (CCFILES): Add copy-relocs.cc.
8926 (HFILES): Add copy-relocs.h.
8927
4f4995b6
ILT		 8928 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8929
85c7bf8b
ILT		 8930 * testsuite/script_test_4.sh: Permit leading zeroes.
8931
4f2a9edd
ILT		 89322008-04-15 Ian Lance Taylor <iant@google.com>
8933
e6188289
ILT		 8934 * script-sections.cc (Script_sections::create_segments): Use
8935 header_size_adjustment even when there is enough room for the
8936 headers.
8937 * testsuite/script_test_4.sh: New file.
8938 * testsuite/script_test_4.t: New file.
8939 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8940 (check_DATA): Add script_test_4.stdout.
8941 (MOSTLYCLEANFILES): Likewise.
8942 (script_test_4): New target.
8943 (script_test_4.stdout): New target.
8944 * testsuite/Makefile.in: Rebuild.
8945
4f2a9edd
ILT		 8946 * sparc.cc: Add definitions for Output_data_plt_sparc class
8947 constants.
8948
f5314dd5
DM		 89492008-04-14 David S. Miller <davem@davemloft.net>
8950
8951 * sparc.cc: New file.
8952 * Makefile.am (TARGETSOURCES): Add sparc.cc
8953 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8954 * configure.tgt: Document targ_extra_size and
8955 targ_extra_big_endian. Add entries for sparc-* and
8956 sparc64-*.
8957 * configure.ac: Handle targ_extra_size and
8958 targ_extra_big_endian.
8959 * Makefile.in: Rebuild.
8960 * configure: Likewise.
8961 * po/POTFILES.in: Likewise.
8962 * po/gold.pot: Likewise.
8963
154e0e9a
ILT		 89642008-04-14 Ian Lance Taylor <iant@google.com>
8965
8966 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8967 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8968 in the name/type/flags to section mapping. Don't call
8969 allocate_output_section.
8970 (Layout::choose_output_section): Change parameter from adjust_name
8971 to is_input_section. Don't permit input sections after sections
8972 are attached to segments. Don't call allocate_output_section.
8973 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8974 not write_enable_output_section.
8975 (Layout::make_output_section): Don't push to
8976 unattached_section_list_ nor call attach_to_segment. Call
8977 attach_section_to_segment if sections are attached.
8978 (Layout::attach_sections_to_segments): New function.
8979 (Layout::attach_section_to_segment): New function.
8980 (Layout::attach_allocated_section_to_segment): Rename from
8981 attach_to_segment. Remove flags parameter.
8982 (Layout::allocate_output_section): Remove function.
8983 (Layout::write_enable_output_section): Remove function.
8984 * layout.h (class Layout): Update for above changes. Add new
8985 field sections_are_attached_.
8986 * output.h (Output_section::update_flags_for_input_section): New
8987 function.
8988 * output.cc (Output_section::add_input_section): Call
8989 update_flags_for_input_section.
8990 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8991
009a67a2
CC		 89922008-04-11 Cary Coutant <ccoutant@google.com>
8993
8994 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8995 thought unnecessary.
8996 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8997
759b1a24
ILT		 89982008-04-11 Ian Lance Taylor <iant@google.com>
8999
9000 * output.h (class Output_section_data): Remove inline definition
9001 of set_addralign.
9002 * output.cc (Output_section_data::set_addralign): New function.
9003
c2b45e22
CC		 90042008-04-11 Cary Coutant <ccoutant@google.com>
9005
9006 Add support for TLS descriptors for i386 and x86_64.
9007 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9008 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9009 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9010 GOT_TYPE_TLS_DESC.
9011 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9012 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9013 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9014 relocations.
9015 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9016 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9017 Fix problem with initial-exec relocations.
9018 (Target_i386::Relocate::relocate_tls): Likewise.
9019 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9020 relaxation.
9021 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9022 support for section-plus-offset dynamic table entries.
9023 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9024 (Output_data_dynamic::Dynamic_entry): Add support for
9025 section-plus-offset dynamic table entries.
9026 (Output_data_dynamic::Classification): Likewise.
9027 (Output_data_dynamic::classification_): Renamed offset_.
9028 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9029 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9030 (Target_x86_64::make_plt_section): New function.
9031 (Target_x86_64::reserve_tlsdesc_entries): New function.
9032 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9033 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9034 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9035 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9036 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9037 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9038 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9039 add extra PLT entry for TLS descriptors.
9040 (Output_data_plt_x86_64::got_): New field.
9041 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9042 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9043 fields.
9044 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9045 descriptors.
9046 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9047 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9048 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9049 R_386_TLS_DESC_CALL relocations.
9050 (Target_x86_64::Scan::global): Likewise.
9051 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9052 for TLS descriptors.
9053 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9054 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9055 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9056 GD-to-IE relaxation.
9057 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9058 and TLS_DESCRIPTORS.
9059 * Makefile.in: Rebuild.
9060 * configure: Rebuild.
9061 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9062 (tls_test_shared2.so): New target.
9063 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9064 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9065 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9066 (tls_shared_gd_to_ie_test_LDADD): New variable.
9067 (tls_shared_gnu2_gd_to_ie_test): New target.
9068 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9069 New targets.
9070 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9071 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9072 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9073 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9074 (tls_shared_gnu2_test): New target.
9075 (tls_test_gnu2_shared.so): New target.
9076 (tls_shared_gnu2_test_SOURCES): New variable.
9077 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9078 (tls_shared_gnu2_test_LDFLAGS): New variable.
9079 (tls_shared_gnu2_test_LDADD): New variable.
9080 * testsuite/Makefile.in: Rebuild.
9081 * testsuite/Makefile.
9082
83bfb6b7
ILT		 90832008-04-11 Ian Lance Taylor <iant@google.com>
9084
9085 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9086 justsyms.t.
9087 * testsuite/Makefile.in: Rebuild.
9088
9089 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9090 long.
9091 * testsuite/script_test_2.cc (main): Adjust test.
9092
706e1f5e
ILT		 90932008-04-11 David S. Miller <davem@davemloft.net>
9094 Ian Lance Taylor <iant@google.com>
9095
9096 * options.h (General_options): Add entries for '-Y' and
9097 '-relax'.
9098 * options.cc (General_options:finalize): If -Y was used, add those
9099 entries to the library path instead of the default "/lib" and
9100 "/usr/lib".
9101
7c98e6bb
DM		 91022008-04-11 David S. Miller <davem@davemloft.net>
9103
9104 * testsuite/justsyms.t: Start at 0x100.
9105 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9106 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9107 long.
9108 * testsuite/script_test_2.cc: Adjust string and section length
9109 checks.
7c98e6bb 9110
99a37bfd
ILT		 91112008-04-09 Ian Lance Taylor <iant@google.com>
9112
2cefc357
ILT		 9113 PR gold/5996
9114 * script-sections.cc (Sections_element::allocate_to_segment): Add
9115 orphan parameter.
9116 (Output_section_definition::allocate_to_segment): Likewise.
9117 (Orphan_output_section::allocate_to_segment): Likewise.
9118 (Script_sections::attach_sections_using_phdrs_clause): Don't
9119 propagate non-PT_LOAD segments to orphan sections.
9120 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9121 readelf rather than objdump.
9122 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9123 .interp section and PT_INTERP segment are the same size.
9124 * testsuite/Makefile.in: Rebuild.
9125
99a37bfd
ILT		 9126 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9127 aliases for symbols defined in the same object.
9128 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9129 (weak_alias_test_SOURCES): New variable.
9130 (weak_alias_test_DEPENDENCIES): New variable.
9131 (weak_alias_test_LDFLAGS): New variable.
9132 (weak_alias_test_LDADD): New variable.
9133 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9134 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9135 (weak_alias_test_3.o): New target.
9136 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9137 * testsuite/weak_alias_test_main.cc: New file.
9138 * testsuite/weak_alias_test_1.cc: New file.
9139 * testsuite/weak_alias_test_2.cc: New file.
9140 * testsuite/weak_alias_test_3.cc: New file.
9141
780e49c5
ILT		 91422008-04-08 Ian Lance Taylor <iant@google.com>
9143
cdb0b8f5
ILT		 9144 * options.h (class General_options): Add --noinhibit-exec option.
9145 * main.cc (main): Check --noinhibit-exec.
9146
0864d551
ILT		 9147 * options.h (class General_options): Define --wrap as a special
9148 option. Add wrap_symbols_ field.
9149 (General_options::any_wrap_symbols): New function.
9150 (General_options::is_wrap_symbol): New function.
9151 * options.cc (General_options::parse_wrap): New function.
9152 (General_options::General_options): Initialize wrap_symbols_.
9153 * symtab.cc (Symbol_table::wrap_symbol): New function.
9154 (Symbol_table::add_from_object): Handle --wrap.
9155 * symtab.h (class Symbol_table): Declare wrap_symbol.
9156 * target.h (Target::wrap_char): New function.
9157 (Target::Target_info): Add wrap_char field.
9158 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9159 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9160 * testsuite/testfile.cc (Target_test::test_target_info):
9161 Likewise.
9162
789aa6de
ILT		 9163 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9164 there is one.
9165
2c38906f
ILT		 9166 * layout.h (class Layout): Add added_eh_frame_data_ field.
9167 * layout.cc (Layout::Layout): Initialize new field.
9168 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9169 output section until we find a section we merged successfully.
9170 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9171 that the size be non-zero.
9172
780e49c5
ILT		 9173 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9174 qualifier.
9175
7fcd0256
ILT		 91762008-04-08 Craig Silverstein <csilvers@google.com>
9177
9178 * configure.ac: Export new conditional variable HAVE_ZLIB.
9179 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9180 on HAVE_ZLIB.
9181 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9182 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9183
6835af53
ILT		 91842008-04-07 Ian Lance Taylor <iant@google.com>
9185
e24f324c
ILT		 9186 * version.cc (version_string): Set to "1.5".
9187
a036edd8
ILT		 9188 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9189 Add issued_non_pic_error_ field. Declare check_non_pic.
9190 (Target_x86_64::Scan::check_non_pic): New function.
9191 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9192 (Target_x86_64::Scan::global): Likewise.
9193
624f8810
ILT		 9194 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9195 addend parameter. Change caller. Handle merge sections.
9196 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9197 Address to Addend. Don't add in the result of
9198 local_section_offset, pass down the addend and use the returned
9199 value.
9200 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9201 Update declarations of local_section_offset and symbol_value.
9202 * testsuite/two_file_test_1.cc (t18): New function.
9203 * testsuite/two_file_test_2.cc (f18): New function.
9204 * testsuite/two_file_test_main.cc (main): Call t18.
9205 * testsuite/two_file_test.h (t18, f18): Declare.
9206
6835af53
ILT		 9207 * configure.ac: Don't test for objdump, c++filt, or readelf.
9208 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9209 conditionals.
9210 (TEST_READELF): New variable.
9211 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9212 (check_PROGRAMS): Add two_file_strip_test.
9213 (two_file_strip_test): New target.
9214 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9215 (two_file_same_shared_strip_test_SOURCES): New variable.
9216 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9217 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9218 (two_file_same_shared_strip_test_LDADD): New variable.
9219 (two_file_shared_strip.so): New target.
9220 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9221 (ver_test_5.syms, ver_test_7.syms): Likewise.
9222 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9223 (strip_test_3.stdout): Use TEST_OBJDUMP.
9224 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9225
86925eef
CC		 92262008-04-04 Cary Coutant <ccoutant@google.com>
9227
9228 * symtab.h (Symbol::is_weak_undefined): New function.
9229 (Symbol::is_strong_undefined): New function.
9230 (Symbol::is_absolute): New function.
9231 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9232 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9233 absolute symbols.
9234 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9235 (weak_undef_test): New target.
9236 * testsuite/Makefile.in: Rebuild.
9237 * testsuite/weak_undef_file1.cc: New file.
9238 * testsuite/weak_undef_file2.cc: New file.
9239 * testsuite/weak_undef_test.cc: New file.
9240
126f3ece
ILT		 92412008-04-03 Craig Silverstein <csilvers@google.com>
9242
9243 * compressed_output.h (class Output_compressed_section): Use
9244 unsigned buffer.
9245 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9246 add zlib header.
9247 (zlib_compressed_suffix): Removed.
9248 (Output_compressed_section::set_final_data_size): Use unsigned
9249 buffers.
9250 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9251 Fix linker invocation.
9252 (flagstest_o_specialfile_and_compress_debug_sections):
9253 Likewise.
9254 * testsuite/Makefile.in: Regenerated.
9255
deae2a14
DM		 92562008-04-02 David S. Miller <davem@davemloft.net>
9257
9258 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9259 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9260
70752818
ILT		 92612008-04-02 Craig Silverstein <csilvers@google.com>
9262
9263 * TODO: New file.
9264
39d0cb0e
ILT		 92652008-04-02 Ian Lance Taylor <iant@google.com>
9266
9267 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9268 parameters. Update for new key type to views_. Change all
9269 callers.
9270 (File_read::read): Adjust for byteshift in returned view.
9271 (File_read::add_view): New function, broken out of
9272 find_and_make_view.
9273 (File_read::make_view): New function, broken out of
9274 find_and_make_view.
9275 (File_read::find_or_make_view): Add offset and aligned
9276 parameters. Rewrite accordingly. Change all callers.
9277 (File_read::get_view): Add offset and aligned parameters. Adjust
9278 for byteshift in return value.
9279 (File_read::get_lasting_view): Likewise.
9280 * fileread.h (class File_read): Update declarations.
9281 (class File_read::View): Add byteshift_ field. Add byteshift to
9282 constructor. Add byteshift method.
9283 * archive.h (Archive::clear_uncached_views): New function.
9284 (Archive::get_view): Add aligned parameter. Change all callers.
9285 * object.h (Object::get_view): Add aligned parameter. Change all
9286 callers.
9287 (Object::get_lasting_view): Likewise.
9288
9289 * fileread.cc (File_read::release): Don't call clear_views if
9290 there are multiple objects.
9291 * fileread.h (File_read::clear_uncached_views): New function.
9292 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9293 on the archive.
9294
a1207466
CC		 92952008-03-31 Cary Coutant <ccoutant@google.com>
9296
9297 Add thin archive support.
9298 * archive.cc (Archive::armagt): New const.
9299 (Archive::setup): Remove task parameter and calls to unlock.
9300 (Archive::unlock_nested_archives): New function.
9301 (Archive::read_header): Add nested_off parameter. Change
9302 all callers.
9303 (Archive::interpret_header): Likewise.
9304 (Archive::include_all_members): Change to handle thin
9305 archives.
9306 (Archive::include_member): Likewise.
9307 * archive.h (Archive::Archive): Add new parameters and
9308 initializers.
9309 (Archive::armagt): New const.
9310 (Archive::setup): Remove task parameter.
9311 (Archive::unlock_nested_archives): New function.
9312 (Archive::read_header): Add nested_off parameter.
9313 (Archive::interpret_header): Likewise.
9314 (Archive::Nested_archive_table): New typedef.
9315 (Archive::is_thin_archive_): New field.
9316 (Archive::nested_archives_): New field.
9317 (Archive::options_): New field.
9318 (Archive::dirpath_): New field.
9319 (Archive::task_): New field.
9320 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9321 for thin archives. Pass additional parameters to
9322 Archive::Archive. Unlock the archive file after calling
9323 Archive::setup.
cd536b21 9324
479f6503
ILT		 93252008-03-29 Ian Lance Taylor <iant@google.com>
9326
686c8caf
ILT		 9327 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9328 version symbol to be local.
9329 * testsuite/ver_test_4.sh: New file.
9330 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9331 (check_DATA): Add ver_test_4.syms.
9332 (ver_test_4.syms): New target.
9333 * testsuite/Makefile.in: Rebuild.
9334
ab794b6b
ILT		 9335 * output.cc
9336 (Output_section::Input_section_sort_entry::has_priority): New
9337 function.
9338 (Output_section::Input_section_sort_entry::match_file_name): New
9339 function.
9340 (Output_section::Input_section_sort_entry::match_section_name):
9341 Remove.
9342 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9343 Remove.
9344 (Output_section::Input_section_sort_entry::match_section_file):
9345 Remove.
9346 (Output_section::Input_section_sort_compare::operator()): Rewrite
9347 using new Input_section_sort_entry functions. Sort crtbegin and
9348 crtend first. Sort sections with no priority before sections with
9349 a priority.
9350 * testsuite/initpri1.c (d3): Check j != 4.
9351 (cd5): New constructor/destructor function.
9352 (main): Check j != 2.
9353
479f6503
ILT		 9354 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9355 new symbol when resolving, don't call set_is_default.
9356 * testsuite/ver_test_7.cc: New file.
9357 * testsuite/ver_test_7.sh: New file.
9358 * testsuite/Makefile.am (ver_test_7.so): New target.
9359 (ver_test_7.o): New target.
9360 (check_SCRIPTS): Add ver_test_7.sh.
9361 (check_DATA): Add ver_test_7.syms.
9362 (ver_test_7.syms): New target.
9363
2fd32231
ILT		 93642008-03-28 Ian Lance Taylor <iant@google.com>
9365
9366 * layout.cc (Layout::layout): If we see an input section with a
9367 name that needs sorting, set the must_sort flag for the output
9368 section.
9369 (Layout::make_output_section): If the name of the output section
9370 indicates that it might require sorting, set the may_sort flag.
9371 * output.h (Output_section::may_sort_attached_input_sections): New
9372 function.
9373 (Output_section::set_may_sort_attached_input_sections): New
9374 function.
9375 (Output_section::must_sort_attached_input_sections): New
9376 function.
9377 (Output_section::set_must_sort_attached_input_sections): New
9378 function.
9379 (class Output_section): Declare Input_section_sort_entry. Define
9380 Input_section_sort_compare. Declare
9381 sort_attached_input_sections. Add new fields:
9382 may_sort_attached_input_sections_,
9383 must_sort_attached_input_sections_,
9384 attached_input_sections_are_sorted_.
9385 * output.cc (Output_section::Output_section): Initialize new
9386 fields.
9387 (Output_section::add_input_section): Add an entry to
9388 input_sections_ if may_sort or must_sort are true.
9389 (Output_section::set_final_data_size): Call
9390 sort_attached_input_sections if necessary.
9391 (Output_section::Input_section_sort_entry): Define new class.
9392 (Output_section::Input_section_sort_compare::operator()): New
9393 function.
9394 (Output_section::sort_attached_input_sections): New function.
9395 * configure.ac: Check whether the compiler supports constructor
9396 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9397 * testsuite/initpri1.c: New file.
9398 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9399 CONSTRUCTOR_PRIORITY.
9400 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9401 (initpri1_LDFLAGS): New variable.
9402 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9403
18e6b24e
ILT		 94042008-03-27 Ian Lance Taylor <iant@google.com>
9405
49bdd526
ILT		 9406 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9407 * testsuite/common_test_1.c: New file.
9408 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9409 (common_test_1_SOURCES): New variable.
9410 (common_test_1_DEPENDENCIES): New variable.
9411 (common_test_1_LDFLAGS): New variable.
9412
18e6b24e
ILT		 9413 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9414 and commons_ correctly when NAME/VERSION does not override
9415 NAME/NULL.
9416 * testsuite/ver_test_6.c: New file.
9417 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9418 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9419 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9420
04bf7072
ILT		 94212008-03-26 Ian Lance Taylor <iant@google.com>
9422
5871526f
ILT		 9423 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9424 of an undefined symbol from a version script.
9425 * testsuite/Makefile.am (ver_test_5.so): New target.
9426 (ver_test_5.o): New target.
9427 (check_SCRIPTS): Add ver_test_5.sh.
9428 (check_DATA): Add ver_test_5.syms.
9429 (ver_test_5.syms): New target.
9430 * testsuite/ver_test_5.cc: New file.
9431 * testsuite/ver_test_5.script: New file.
9432 * testsuite/ver_test_5.sh: New file.
9433 * Makefile.in, testsuite/Makefile.in: Rebuild.
9434
04bf7072
ILT		 9435 PR gold/5986
9436 Fix problems building gold with gcc 4.3.0.
9437 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9438 (gold_error_at_location, gold_warning_at_location): Use it.
9439 * configure.ac: Check whether we can compile and use a template
9440 function with a printf attribute.
9441 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9442 when jumping over bytes.
9443 * object.cc: Instantiate Object::read_section_data.
9444 * debug.h: Include <cstring>
9445 * dwarf_reader.cc: Include <algorithm>
9446 * main.cc: Include <cstring>.
9447 * options.cc: Include <cstring>.
9448 * output.cc: Include <cstring>.
9449 * script.cc: Include <cstring>.
9450 * script.h: Include <string>.
9451 * symtab.cc: Include <cstring> and <algorithm>.
9452 * target-select.cc: Include <cstring>.
9453 * version.cc: Include <string>.
9454 * testsuite/testmain.cc: Include <cstdlib>.
9455 * configure, config.in: Rebuild.
9456
874c5b28
ILT		 94572008-03-25 Ian Lance Taylor <iant@google.com>
9458
819d6c3a
ILT		 9459 * options.cc: Include "../bfd/bfdver.h".
9460 (options::help): Print bug reporting address.
9461
f4b2c6f5
ILT		 9462 * version.cc (print_version): Adjust output for current value of
9463 BFD_VERSION_STRING.
9464
9465 * NEWS: New file.
9466
e96caa79
ILT		 9467 * options.cc (options::help): Print list of supported targets.
9468 * target-select.h: Include <vector>.
9469 (class Target_selector): Make machine_, size_, and is_big_endian_
9470 fields const. Add bfd_name_ and instantiated_target_ fields.
9471 (Target_selector::Target_selector): Add bfd_name parameter.
9472 (Target_selector::recognize): Make non-virtual, call
9473 do_recognize.
9474 (Target_selector::recognize_by_name): Make non-virtual, call
9475 do_recognize_by_name.
9476 (Target_selector::supported_names): New function.
9477 (Target_selector::bfd_name): New function.
9478 (Target_selector::do_instantiate_target): New pure virtual
9479 function.
9480 (Target_selector::do_recognize): New virtual function.
9481 (Target_selector::do_recognize_by_name): New virtual function.
9482 (Target_selector::instantiate_target): New private function.
9483 (supported_target_names): Declare.
9484 * target-select.cc (Target_selector::Target_selector): Update for
9485 new parameter and fields.
9486 (select_target_by_name): Check that the name matches before
9487 calling recognize_by_name.
9488 (supported_target_names): New function.
9489 * i386.cc (class Target_selector_i386): Update Target_selector
9490 constructor call. Remove recognize and recognize_by_name. Add
9491 do_instantiate_target.
9492 * x86_64.cc (class Target_selector_x86_64): Likewise.
9493 * testsuite/testfile.cc (class Target_selector_test): Update for
9494 changes to Target_selector.
9495
874c5b28
ILT		 9496 * README: Rewrite, with some notes on unsupported features.
9497
0a65a3a7
CC		 94982008-03-24 Cary Coutant <ccoutant@google.com>
9499
9500 * i386.cc (Target_i386::Got_type): New enum declaration.
9501 (Target_i386::Scan::local): Updated callers of Output_data_got
9502 member functions.
9503 (Target_i386::Scan::global): Likewise.
9504 (Target_i386::Relocate::relocate): Likewise.
9505 (Target_i386::Relocate::relocate_tls): Likewise.
9506 * object.h (Got_offset_list): New class.
9507 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9508 (Sized_relobj::local_got_offset): Likewise.
9509 (Sized_relobj::set_local_got_offset): Likewise.
9510 (Sized_relobj::local_has_tls_got_offset): Removed.
9511 (Sized_relobj::local_tls_got_offset): Removed.
9512 (Sized_relobj::set_local_tls_got_offset): Removed.
9513 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9514 * output.cc (Output_data_got::add_global): Added got_type parameter.
9515 (Output_data_got::add_global_with_rel): Likewise.
9516 (Output_data_got::add_global_with_rela): Likewise.
9517 (Output_data_got::add_global_pair_with_rel): New function.
9518 (Output_data_got::add_global_pair_with_rela): New function.
9519 (Output_data_got::add_local): Added got_type parameter.
9520 (Output_data_got::add_local_with_rel): Likewise.
9521 (Output_data_got::add_local_with_rela): Likewise.
9522 (Output_data_got::add_local_pair_with_rel): New function.
9523 (Output_data_got::add_local_pair_with_rela): New function.
9524 (Output_data_got::add_global_tls): Removed.
9525 (Output_data_got::add_global_tls_with_rel): Removed.
9526 (Output_data_got::add_global_tls_with_rela): Removed.
9527 (Output_data_got::add_local_tls): Removed.
9528 (Output_data_got::add_local_tls_with_rel): Removed.
9529 (Output_data_got::add_local_tls_with_rela): Removed.
9530 * output.h (Output_data_got::add_global): Added got_type parameter.
9531 (Output_data_got::add_global_with_rel): Likewise.
9532 (Output_data_got::add_global_with_rela): Likewise.
9533 (Output_data_got::add_global_pair_with_rel): New function.
9534 (Output_data_got::add_global_pair_with_rela): New function.
9535 (Output_data_got::add_local): Added got_type parameter.
9536 (Output_data_got::add_local_with_rel): Likewise.
9537 (Output_data_got::add_local_with_rela): Likewise.
9538 (Output_data_got::add_local_pair_with_rel): New function.
9539 (Output_data_got::add_local_pair_with_rela): New function.
9540 (Output_data_got::add_global_tls): Removed.
9541 (Output_data_got::add_global_tls_with_rel): Removed.
9542 (Output_data_got::add_global_tls_with_rela): Removed.
9543 (Output_data_got::add_local_tls): Removed.
9544 (Output_data_got::add_local_tls_with_rel): Removed.
9545 (Output_data_got::add_local_tls_with_rela): Removed.
9546 * resolve.cc (Symbol::override_base_with_special): Removed
9547 reference to has_got_offset_ field.
9548 * symtab.cc (Symbol::init_fields): Replaced initialization
9549 of got_offset_ with got_offsets_. Removed initialization
9550 of has_got_offset_
53fcba31 9551 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9552 (Symbol::got_offset): Likewise.
9553 (Symbol::set_got_offset): Likewise.
9554 (Symbol::has_tls_got_offset): Removed.
9555 (Symbol::tls_got_offset): Removed.
9556 (Symbol::set_tls_got_offset): Removed.
9557 (Symbol::got_offset_): Removed.
9558 (Symbol::tls_mod_got_offset_): Removed.
9559 (Symbol::tls_pair_got_offset_): Removed.
9560 (Symbol::got_offsets_): New field.
9561 (Symbol::has_got_offset): Removed.
9562 (Symbol::has_tls_mod_got_offset): Removed.
9563 (Symbol::has_tls_pair_got_offset): Removed.
9564 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9565 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9566 member functions.
9567 (Target_x86_64::Scan::global): Likewise.
9568 (Target_x86_64::Relocate::relocate): Likewise.
9569 (Target_x86_64::Relocate::relocate_tls): Likewise.
9570
bd52eafb
BE		 95712008-03-25 Ben Elliston <bje@au.ibm.com>
9572
9573 * yyscript.y: Fix spelling error in comment.
9574
8b105e34
ILT		 95752008-03-24 Ian Lance Taylor <iant@google.com>
9576
8ed814a9
ILT		 9577 * options.h (class General_options): Define build_id option.
9578 * layout.h (class Layout): Declare write_build_id, create_note,
9579 create_build_id. Add build_id_note_ member.
9580 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9581 "libiberty.h", "md5.h", "sha1.h".
9582 (Layout::Layout): Initialize eh_frame_data_,
9583 eh_frame_hdr_section_, and build_id_note_.
9584 (Layout::finalize): Call create_build_id.
9585 (Layout::create_note): New function, broken out of
9586 Layout::create_gold_note.
9587 (Layout::create_gold_note): Call create_note.
9588 (Layout::create_build_id): New function.
9589 (Layout::write_build_id): New function.
9590 (Close_task_runner::run): Call write_build_id.
9591
8b105e34
ILT		 9592 * x86_64.cc: Correct license to GPLv3.
9593
086a1841
ILT		 95942008-03-23 Ian Lance Taylor <iant@google.com>
9595
9596 * options.cc: Include "demangle.h".
9597 (parse_optional_string): New function.
9598 (parse_long_option): Handle takes_optional_argument.
9599 (parse_short_option): Update dash_z initializer. Handle
9600 takes_optional_argument.
9601 (General_options::General_options): Initialize do_demangle_.
9602 (General_options::finalize): Set do_demangle_. Handle demangling
9603 style.
9604 * options.h (parse_optional_string): Declare.
9605 (struct One_option): Add optional_arg field. Update constructor.
9606 Update call constructor calls. Add takes_optional_argument
9607 function.
9608 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9609 (DEFINE_optional_string): Define.
9610 (General_options::demangle): Change from DEFINE_bool to
9611 DEFINE_optional_string.
9612 (General_options::no_demangle): New function.
9613 (General_options::do_demangle): New function.
9614 (General_options::set_do_demangle): New function.
9615 (General_options::execstack_status_): Move definition to end of
9616 class definition.
9617 (General_options::static_): Likewise.
9618 (General_options::do_demangle_): New field.
9619 * object.cc (big_endian>::get_symbol_location_info): Call
9620 Options::do_demangle, not Options::demangle.
9621 * symtab.cc (demangle): Likewise.
9622
cbb93e63
ILT		 96232008-03-22 Ian Lance Taylor <iant@google.com>
9624
9625 * gold.h: Include <cstddef> and <sys/types.h>
9626 * options.h: Include <cstring>.
9627
ec531623
ILT		 96282008-03-21 Ian Lance Taylor <iant@google.com>
9629
9630 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.57294 seconds and 4 git commands to generate.