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Add VexGdq.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
0db46eb4
L		 12011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2
3 * version.cc (print_version): Update copyright to 2011.
4
829c9745
CC		 52010-12-23 Cary Coutant <ccoutant@google.com>
6
7 * output.h (Output_data_reloc::add_output_section): Pass OD instead
8 of OS to this->add. Add OD parameter to second form of the function.
9
7500420b
ILT		 102010-12-20 Ian Lance Taylor <iant@google.com>
11
12 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
13 second of two consecutive entries with same offset.
14
f8e9a930
RW		 152010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16
17 * testsuite/Makefile.am (ifuncmain2static_LDADD)
18 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
19 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
20 to avoid unneeded links against $(LDADD).
21 * testsuite/Makefile.in: Regenerate.
22
2fbb4320
ILT		 232010-12-15 Ian Lance Taylor <iant@google.com>
24
25 PR gold/12324
26 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
27 for R_X86_64_32 and R_X86_64_PC32.
28 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
29 ver_matching_def_pic.o.
30 (ver_matching_def_pic.o): New target.
31
fedb228d
RW		 322010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
33
34 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
35 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
36 Move definition before File_read::View member definitions.
37 (File_read::View::~View): Initialize and hold lock before
38 updating current_mapped_bytes.
39
9b547ce6
RW		 402010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
41
42 * dwarf_reader.cc: Remove outdated comment.
43 * gold-threads.cc: Fix typo in error message.
44 * archive.cc: Fix typos in comments.
45 * archive.h: Likewise.
46 * arm-reloc-property.cc: Likewise.
47 * arm-reloc-property.h: Likewise.
48 * arm-reloc.def: Likewise.
49 * arm.cc: Likewise.
50 * attributes.h: Likewise.
51 * cref.cc: Likewise.
52 * ehframe.cc: Likewise.
53 * fileread.h: Likewise.
54 * gold.h: Likewise.
55 * i386.cc: Likewise.
56 * icf.cc: Likewise.
57 * incremental.h: Likewise.
58 * int_encoding.cc: Likewise.
59 * layout.h: Likewise.
60 * main.cc: Likewise.
61 * merge.h: Likewise.
62 * object.cc: Likewise.
63 * object.h: Likewise.
64 * options.cc: Likewise.
65 * readsyms.cc: Likewise.
66 * reduced_debug_output.cc: Likewise.
67 * reloc.cc: Likewise.
68 * script-sections.cc: Likewise.
69 * sparc.cc: Likewise.
70 * symtab.h: Likewise.
71 * target-reloc.h: Likewise.
72 * target.cc: Likewise.
73 * target.h: Likewise.
74 * timer.cc: Likewise.
75 * timer.h: Likewise.
76 * x86_64.cc: Likewise.
77
83e17bd5
CC		 782010-12-09 Cary Coutant <ccoutant@google.com>
79
80 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
81 stack.
82 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
83 parameter; change all callers.
84 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
85 * options.h (warn_execstack): New option.
86
017257f8
DK		 872010-12-07 Doug Kwan <dougkwan@google.com>
88
89 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
90 like function call relocations.
91
c20cbc06
ILT		 922010-12-07 Ian Lance Taylor <iant@google.com>
93
94 * archive.cc (Archive::get_elf_object_for_member): Permit
95 punconfigured to be NULL.
96 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
97 (Archive::include_member): Pass NULL to get_elf_object_for_member
98 if we searched for the archive and this is the first included
99 object.
100
4dbfafcc
ILT		 1012010-12-01 Ian Lance Taylor <iant@google.com>
102
103 * dwarf_reader.h (class Sized_dwarf_line_info): Add
104 track_relocs_type_ field.
105 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
106 Set track_relocs_type_.
107 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
108 contents when using RELA relocs.
109 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
110 reloc_map_.
111 * reloc.cc (Track_relocs::next_addend): New function.
112 * reloc.h (class Track_relocs): Declare next_addend.
113
e5e19edd
ILT		 1142010-12-01 Ian Lance Taylor <iant@google.com>
115
116 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
117 virtual destructor.
118
9a5ce24c
ILT		 1192010-12-01 Ian Lance Taylor <iant@google.com>
120
121 * README: Update compilers known to work and fail.
122
c7791212
NC		 1232010-11-23 Matthias Klose <doko@ubuntu.com>
124
125 * configure.in: For --enable-gold, handle value `default' instead of
126 `both*'. Always install ld as ld.bfd, install as ld if gold is
127 not the default.
128 * configure: Regenerate.
129
0ad220c9
DK		 1302010-11-18 Doug Kwan <dougkwan@google.com>
131
132 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
133 and right_alignment to be zero. Store result alignment only if it is
134 greater than existing alignment.
135
ab8056e0
CC		 1362010-11-16 Cary Coutant <ccoutant@google.com>
137
138 PR gold/12220
139 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
140 Check for ".zdebug_line".
141
fd064a5b
CC		 1422010-11-16 Doug Kwan <dougkwan@google.com>
143 Cary Coutant <ccoutant@google.com>
144
145 * output.h (Output_segment::set_section_addresses): Pass increase_relro
146 by reference; adjust all callers.
147 * output.cc (Output_segment::set_section_addresses): Adjust references
148 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
149 list is empty.
150 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
151 end at page boundary.
152
6fc6ea19
CC		 1532010-11-16 Cary Coutant <ccoutant@google.com>
154
155 PR gold/12220
156 * layout.cc (Layout::choose_output_section): Transform names of
157 compressed sections even when using a script with a SECTIONS clause.
158 (Layout::output_section_name): Remove code to transform
159 compressed debug section names.
160 * output.cc (Output_section::add_input_section): Use uncompressed
161 section size when tracking input sections.
162
95a2c8d6
RS		 1632010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
164
165 * symtab.h (Symbol::NON_PIC_REF): Remove.
166 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
167 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
168 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
169 (Symbol::use_plt_offset): Take a flags argument and pass it
170 directly to needs_dynamic_reloc. Restrict check for undefined
171 weak symbols to function calls.
172 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
173 (Target_arm::Scan::global): Use it.
174 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
175 (Target_arm::Relocate::relocate): Likewise.
176 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
177 parameter with an r_type parameter. Use get_reference_flags
178 to get the flags.
179 (Target_arm::Relocate::relocate): Update accordingly.
180 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
181 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
182 (Target_i386::Scan::global): Likewise.
183 (Target_i386::Relocate::relocate): Likewise.
184 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
185 parameter with an r_type parameter. Use get_reference_flags
186 to get the flags.
187 (Target_i386::Relocate::relocate): Update accordingly.
188 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
189 (Target_powerpc::Scan::global): Use it.
190 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
191 (Target_powerpc::Relocate::relocate): Likewise.
192 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
193 (Target_sparc::Scan::global): Use it.
194 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
195 (Target_sparc::Relocate::relocate): Likewise.
196 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
197 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
198 (Target_x86_64::Scan::global): Likewise.
199 (Target_x86_64::Relocate::relocate): Likewise.
200
f625ae50
DK		 2012010-11-08 Doug Kwan <dougkwan@google.com>
202 Cary Coutant <ccoutant@google.com>
203
204 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
205 (Arm_exidx_merge_section::section_contents_): New data member.
206 (Arm_input_section::Arm_input_section): Initialize original_contents_.
207 (Arm_input_section::~Arm_input_section): De-allocate memory.
208 (Arm_input_section::original_contents_): New data member.
209 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
210 in parameters instead of calling Object::section_contents without
211 locking.
212 (Arm_output_section::group_section): New parameter TASK. Pass it
213 to callees that need locking objects.
214 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
215 to lock EXIDX input sections. Fix a formatting issue. Call
216 Arm_exidx_merged_section::build_contents to create merged section
217 contents.
218 (Arm_output_section::create_stub_group): New parameter TASK. Use it
219 to lock object of stub table owner.
220 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
221 TEXT_SIZE to initialize data member TEXT_SIZE_.
222 (Arm_exidx_input_section::addralign): Fix typo in comment.
223 (Arm_exidx_input_section::text_size): New method.
224 (Target_arm::do_relax): New parameter TASK. Pass it to callees
225 that require locking objects. Lock objects before scanning for stubs
226 and updating local symbols.
227 (Arm_input_section<big_endian>::init): Copy contents of original
228 input section.
229 (Arm_input_section<big_endian>::do_write): Use saved contents of
230 original input section instead of calling Object::section_contents
231 without locking.
232 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
233 size without calling Object::section_size().
234 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
235 for size. Allocate a buffer for merged EXIDX entries.
236 (Arm_exidx_merged_section::build_contents): New method.
237 (Arm_exidx_merged_section::do_write): Move merge section contents
238 building code to Arm_exidx_merged_section::build_contetns. Write
239 out contetns in buffer instead of building it on the fly.
240 (Arm_relobj::make_exidx_input_section): Also pass text section size
241 to Arm_exidx_input_section constructor.
242 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
243 (Arm_dynobj::do_read_symbols): Fix memory leak.
244 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
245 * target.h: (class Task): Add forward declaration.
246 (Target::relax): Add new parameter TASK and pass it to
247 Target::do_relax().
248 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
249
5f9bcf58
CC		 2502010-11-05 Cary Coutant <ccoutant@google.com>
251
252 PR gold/10708
253 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
254 object when reading from the file.
255 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
256 second layout pass.
257 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
258 when reading section contents.
259 (get_section_contents): Likewise.
260 (icf::find_identical_sections): Likewise.
261 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
262 object when reading from the file.
263 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
264 the object when doing deferred section layout.
265
e597fa08
NC		 2662010-11-03 Nick Clifton <nickc@redhat.com>
267
268 PR gold/12001
269 * script.h (class Symbol_assignment: name): New member. Returns
270 the name of the symbol.
271 * scrfipt.cc (Script_options::is_pending_assignment): New member.
272 Returns true if the given symbol name is on the list of
273 assignments wating to be processed.
274 * archive.cc (should_incldue_member): If the symbol is undefined,
275 check to see if it is on the list of symbols pending assignment.
276
3f9a3278
ILT		 2772010-11-03 Ryan Mansfield <rmansfield@qnx.com>
278
279 * script-sections.cc (Script_sections::find_memory_region): Check
280 for a NULL output section pointer.
281
d06fb4d1
DK		 2822010-10-29 Doug Kwan <dougkwan@google.com>
283
284 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
285 Output_section::add_relaxed_input_section.
286 * output.cc (Output_section::add_relaxed_input_section): Add new
287 arguments LAYOUT and NAME. Set section order index.
288 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
289 Copy section order index.
290 * output.h (Output_section::add_relaxed_input_section): Add new
291 arguments LAYOUT and NAME.
292
90e24de5
ILT		 2932010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
294
295 * testsuite/Makefile.am: Move gcctestdir/ld rule to
296 NATIVE_OR_CROSS_LINKER.
297 * testsuite/Makefile.in: Regenerate.
298
c9484ea5
DK		 2992010-10-20 Doug Kwan <dougkwan@google.com>
300
301 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
302 without SHF_LINK_ORDER flags.
303 * layout.cc (Layout::choose_output_section): Do not filter
304 SHF_LINK_ORDER flag in a relocatable link.
305
5bc2f5be
CC		 3062010-10-17 Cary Coutant <ccoutant@google.com>
307
308 * output.h (Output_segment::set_section_addresses): Change function
309 signature. Update all callers.
310 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
311 sections.
312 (Output_segment::set_section_addresses): Align after last TLS
313 section. Add padding before last relro section instead of after.
314
0c91cf04
DK		 3152010-10-17 Doug Kwan <dougkwan@google.com>
316
317 * gold/arm.cc (Target_arm::got_section): Use correct order and set
318 GOT output section to be writable.
319
8c21d9d3
CC		 3202010-10-14 Cary Coutant <ccoutant@google.com>
321
322 * debug.h (DEBUG_INCREMENTAL): New flag.
323 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
324 * gold.cc (queue_initial_tasks): Check parameters for incremental link
325 mode.
326 * incremental.cc (report_command_line): Ignore all forms of
327 --incremental.
328 * layout.cc (Layout::Layout): Check parameters for incremental link
329 mode.
330 * options.cc (General_options::parse_incremental): New function.
331 (General_options::parse_no_incremental): New function.
332 (General_options::parse_incremental_full): New function.
333 (General_options::parse_incremental_update): New function.
334 (General_options::incremental_mode_): New data member.
335 (General_options::finalize): Check incremental_mode_.
336 * options.h (General_options): Update help text for --incremental.
337 Add --no-incremental, --incremental-full, --incremental-update.
338 (General_options::Incremental_mode): New enum type.
339 (General_options::incremental_mode): New function.
340 (General_options::incremental_mode_): New data member.
341 * parameters.cc (Parameters::incremental_mode_): New data member.
342 (Parameters::set_options): Set incremental_mode_.
343 (Parameters::set_incremental_full): New function.
344 (Parameters::incremental): New function.
345 (Parameters::incremental_update): New function.
346 (set_parameters_incremental_full): New function.
347 * parameters.h (Parameters::set_incremental_full): New function.
348 (Parameters::incremental): New function.
349 (Parameters::incremental_update): New function.
350 (Parameters::incremental_mode_): New data member.
351 (set_parameters_incremental_full): New function.
352 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
353 incremental link mode.
354 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
355 (Sized_relobj::do_relocate_sections): Likewise.
356 * testsuite/Makefile.am (incremental_test): Use --incremental-full
357 option.
358 * testsuite/Makefile.in: Regenerate.
359 * testsuite/incremental_test.sh: Filter all forms of --incremental.
360
bb32aa18 3612010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 362
363 * script-sections.h (class Script_sections): Make
364 Sections_elements typedef public.
365 * script-sections.cc (class Sort_output_sections): Add elements_
366 field. Add constructor which sets it; change all callers.
367 (Sort_output_sections::is_before): New function.
368 (Sort_output_sections::operator()): Call is_before.
369 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
370 conditional.
371 * testsuite/script_test_10.sh: New test. Test script section
372 order.
373 * testsuite/script_test_10.t: Likewise.
374 * testsuite/script_test_10.s: Likewise.
375 * testsuite/Makefile.am: Wrap the cross linker tests and the
376 common tests into NATIVE_OR_CROSS_LINKER.
377 (check_SCRIPTS): Add script_test_10.sh.
378 (check_DATA): Add script_test_10.stdout.
379 (script_test_10.o, script_test_10): New targets.
380 (script_test_10.stdout): New target.
381 * configure, testsuite/Makefile.in: Regenerate.
382
3cef7179
ILT		 3832010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
384
385 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
386 error for the deprecated relocations.
387 (Target_arm::Scan::global): Likewise.
388 (Target_arm::Relocate::relocate): Likewise.
389
7411e9a8
RS		 3902010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
391
392 * fileread.cc (Input_file::find_file): Initialize *found_name
393 and *namep when using the fallback search for case 4.
394
6a9da32a
CC		 3952010-10-11 Cary Coutant <ccoutant@google.com>
396
397 * options.h (class General_options): Redefine -z lazy as an alias for
398 the negation of -z now.
399
ac897c20
ILT		 4002010-10-11 Ian Lance Taylor <iant@google.com>
401
402 * resolve.cc (symbol_to_bits): Report the value of the unsupported
403 binding.
404
ea5cae92
NC		 4052010-10-06 Nick Clifton <nickc@redhat.com>
406
407 * script-sections.cc(class Memory_region): Remove
408 current_lma_offset_ field. Rename current_vma_offset_ to
409 current_offset_. Add last_section_ field.
410 (Memory_region::get_current_vma_address): Rename to
411 get_current_address.
412 (Memory_region::get_current_lma_address): Delete.
413 (Memory_region::increment_vma_offset): Rename to
414 increment_offset.
415 (Memory_region::increment_lma_offset): Delete.
416 (Memory_region::attributes_compatible): New method. Returns
417 true if the provided section is compatible with the region.
418 (Memory_region::get_last_section): New method. Returns the last
419 section to use the region.
420 (Memory_region::set_last_section): New method. Stores the last
421 section to use the region.
422 (Script_sections::block_in_region): New method. Returns true if
423 a block of memory is contained within a region.
424 (Script_sections::find_memory_region): New method. Locates a
425 memory region to be used to set a VMA or LMA address.
426 (Output_section_definition::set_section_addresses): Add code to
427 check for addresses set by memory regions.
428 (Output_segment::set_section_addresses): Remove memory region
429 walking code.
430 (Script_sections::create_segment): Add a warning if a header
431 segment is created outside of any region.
432 * script-sections.h (class Script_sections): Add prototypes for
433 find_memory_region and block_in_region methods.
434 * testsuite/memory_test.s: Use .long instead of .word.
435 * testsuite/memory_test.t: Add some more output sections.
436 * testsuite/memory_test.sh: Update expected output.
437
a9bfd952
DK		 4382010-10-02 Doug Kwan <dougkwan@google.com>
439
440 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
441 defintion to symtab.h
442 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
443 declaration to defintion.
444
bacff3ab
NC		 4452010-10-01 Nick Clifton <nickc@redhat.com>
446
447 * expression.cc (eval): Replace dummy argument with NULL.
448 (eval_maybe_dot): Check for a NULL result section pointer.
449 (Symbol_expression::value): Likewise.
450 (Dot_expression::value): Likewise.
451 (BINARY_EXPRESSION): Likewise.
452 (Max_expression::value): Likewise.
453 (Min_expression::value): Likewise.
454 (Absolute_expression::value): Likewise.
455 (Addr_expression::value_from_output_section): Likewise.
456 (Loaddddr_expression::value_from_output_section): Likewise.
457 (Segment_start_expression::value): Likewise.
458 * script-sections.cc
459 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
460 argument with NULL.
461 (Sections_elememt_dot_assignment::set_section_addresses):
462 Likewise.
463 (Output_data_expression::do_write_to_buffer): Likewise.
464 (Output_section_definition::finalize_symbols): Likewise.
465 (Output_section_definition::set_section_addresses): Likewise.
466
f81bc8b5
DK		 4672010-09-30 Doug Kwan <dougkwan@google.com>
468
469 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
470
c95e9f27
ST		 4712010-09-28 Sriraman Tallam <tmsriram@google.com>
472
473 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 474 function.
c95e9f27
ST		 475 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
476 virtual function.
477 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
478 virtual function.
479 * icf.cc (get_section_contents): Inline merge sections only when
480 target allows it.
481
3cac54d2
RW		 4822010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
483
484 * configure: Regenerate.
485
2904037a
ILT		 4862010-09-17 Ian Lance Taylor <iant@google.com>
487
488 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 489 * testsuite/Makefile.am (memory_test.o): New target.
490 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
491 memory_test.t.
492 * testsuite/Makefile.in: Rebuild.
2904037a 493
bca7fb63
DK		 4942010-09-17 Doug Kwan <dougkwan@google.com>
495
496 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
497 defintion if relocation uses GOT entries of the symbol.
498 * testsuite/icf_safe_test.sh: Fix test.
499 * testsuite/icf_safe_so_test.sh: Fix test.
500
4ef28648
CC		 5012010-09-16 Cary Coutant <ccoutant@google.com>
502
503 * script_sections.cc (class Memory_region): Remove "NULL" from
504 vector initializations.
505
793990de
CC		 5062010-09-15 Cary Coutant <ccoutant@google.com>
507
508 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
509 Resolve forwarding symbols.
510
81e015e2
DK		 5112010-09-15 Doug Kwan <dougkwan@google.com>
512
513 * gold/testsuite/script_test_3.t: Add ARM special sections.
514 * gold/testsuite/script_test_4.t: Same.
515 * gold/testsuite/script_test_5.t: Same.
516 * gold/testsuite/script_test_6.t: Same.
517 * gold/testsuite/script_test_7.t: Same.
518 * gold/testsuite/script_test_7.t: Same.
519 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
520
36171d64
CC		 5212010-09-14 Cary Coutant <ccoutant@google.com>
522
523 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
524 (Target_x86_64::Relocate::relocate_tls): Replace check for
525 saw_tls_block_reloc_ with test for executable section.
526
d89051bd
CC		 5272010-09-12 Cary Coutant <ccoutant@google.com>
528
529 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
530 position-independent executables to shared libraries need dynamic
531 relocations.
532 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
533 position-independent executables.
534 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
535 * testsuite/Makefile.in: Regenerate.
536
fca41f0f
NC		 5372010-09-10 Nick Clifton <nickc@redhat.com>
538
539 PR gold/11997
540 * testsuite/memory_test.t: Discard any sections that are not
541 needed.
542
6695e4b3
L		 5432010-09-09 H.J. Lu <hongjiu.lu@intel.com>
544
545 PR gold/11996
546 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
547 "This::" to work around a bug in gcc 4.2.
548
549 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
550
0f72bf6f
RÁE		 5512010-09-09 Rafael Espindola <espindola@google.com>
552
553 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
554 sections with different PF_X flags in the same segment.
555 (Layout::find_first_load_seg): Search all segments to find the first
556 one.
557 * options.h (rosegment): New.
558
5592010-09-08 Rafael Espindola <espindola@google.com>
a6577478 560
05a79166 561 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 562
aa98ff75
DK		 5632010-09-08 Doug Kwan <dougkwan@google.com>
564
565 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
566 (Arm_relobj::do_relocate_sections): Add new parameter for output
567 file to match the parent.
568 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
569 of local symbols instead of input values. Update code to track
570 changes in gold::relocate_section.
571 * object.cc (Sized_relobj::compute_final_local_value): New methods.
572 (Sized_relobj::compute_final_local_value_internal): New methods.
573 (Sized_relobj::do_finalize_local_symbols): Move code from loop
574 body into private version of Sized_relobj::compute_final_local_value.
575 Call the inline method.
576 * object.h (Symbol_value::Symbol_value): Define destructor. Free
577 merged symbol value if there is one.
578 (Symbol_value::has_output_value): New method defintiion.
579 (Sized_relobj::Compute_final_local_value_status): New enum type.
580 (Sized_relobj::compute_final_local_value): New methods.
581 (Sized_relobj::compute_final_local_value_internal): New methods.
582 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
583 and arm_cortex_a8.sh.
584 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
585 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
586 New tests.
587 * Makefile.in: Regenerate.
588 * testsuite/arm_bl_out_of_range.s: Update test.
589 * testsuite/thumb_bl_out_of_range.s: Ditto.
590 * testsuite/thumb_blx_out_of_range.s: Ditto.
591 * testsuite/arm_branch_out_of_range.sh: New file.
592 * testsuite/arm_cortex_a8.sh: Ditto.
593 * testsuite/arm_cortex_a8_b.s: Ditto.
594 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
595 * testsuite/arm_cortex_a8_b_local.s: Ditto.
596 * testsuite/arm_cortex_a8_bl.s: Ditto.
597 * testsuite/arm_cortex_a8_blx.s: Ditto.
598 * testsuite/arm_cortex_a8_local.s: Ditto.
599 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
600 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
601
05a79166
L		 6022010-09-08 Rafael Espindola <espindola@google.com>
603
604 * Makefile.am (memory_test.stdout): Run readelf with -W.
605 * Makefile.in: Regenerate.
606 * testsuite/memory_test.sh: Make the regexps accept both 32 and
607 64 bit output.
608
33dbc701
RÁE		 6092010-09-08 Rafael Espindola <espindola@google.com>
610
611 * script-sections.cc (Script_sections::add_memory_region): Convert
612 field precision to int.
613 * script.cc (script_set_section_region, script_set_section_region):
614 Convert field precision to int.
615
731ca54a
RÁE		 6162010-09-08 Rafael Espindola <espindola@google.com>
617
618 * arm.cc (do_finalize_sections): Create the __exidx_start and
619 __exdix_end symbols even when the section is missing.
620
7f8cd844
NC		 6212010-09-08 Nick Clifton <nickc@redhat.com>
622
623 * README: Remove claim that MEMORY is not supported.
624 * expression.cc (script_exp_function_origin)
625 (script_exp_function_length): Move from here to ...
626 * script.cc: ... here.
627 (script_set_section_region, script_add_memory)
628 (script_parse_memory_attr, script_include_directive): New
629 functions.
630 * script-sections.cc
631 (class Memory_region): New class.
632 (class Output_section_definition): Add set_memory_region,
633 set_section_vma, set_section_lma and get_section_name methods.
634 (class Script_Sections): Add add_memory_region,
635 find_memory_region, find_memory_region_origin,
636 find_memory_region_length and set_memory_region methods.
637 Have set_section_addresses method walk the list of set memory
638 regions.
639 Extend the print methos to display memory regions.
640 * script-sections.h: Add prototypes for new methods.
641 Add enum for MEMORY region attributes.
642 * yyscript.y: Add support for parsing MEMORY regions.
643 * script-c.h: Add prototypes for new functions.
644 * testsuite/Makefile.am: Add test of MEMORY region functionality.
645 * testsuite/Makefile.in: Regenerate.
646 * testsuite/memory_test.sh: New script.
647 * testsuite/memory_test.s: New assembler source file.
648 * testsuite/memory_test.t: New linker script.
649
a4649286
DK		 6502010-08-27 Doug Kwan <dougkwan@google.com>
651
652 * gold/resolve.cc (Symbol_table::should_override): Let a weak
653 reference override an existing dynamic weak reference.
654 * testsuite/Makefile.am: Add new test dyn_weak_ref.
655 * testsuite/Makefile.in: Regenerate.
656 * testsuite/dyn_weak_ref.sh: New file.
657 * testsuite/dyn_weak_ref_1.c: Ditto.
658 * testsuite/dyn_weak_ref_2.c: Ditto.
659
b56648ad
ILT		 6602010-08-27 Ian Lance Taylor <iant@google.com>
661
662 * incremental.h (class Incremental_input_entry): Add virtual
663 destructor.
664
809313cb
ILT		 6652010-08-27 Ian Lance Taylor <iant@google.com>
666
667 * testsuite/start_lib_test_3.c: Mark t3 as used.
668
11e32464
NC		 6692010-08-27 Nick Clifton <nickc@redhat.com>
670
671 * options.cc (version_script): Fix small typo in previous
672 whitespace tidyup.
673
ca09d69a
NC		 6742010-08-25 Nick Clifton <nickc@redhat.com>
675
676 * archive.cc: Formatting fixes: Remove whitespace between
677 typename and following asterisk. Remove whitespace between
678 function name and opening parenthesis.
679 * archive.h: Likewise.
680 * arm.cc: Likewise.
681 * attributes.cc: Likewise.
682 * attributes.h: Likewise.
683 * common.cc: Likewise.
684 * copy-relocs.cc: Likewise.
685 * dirsearch.h: Likewise.
686 * dynobj.cc: Likewise.
687 * ehframe.cc: Likewise.
688 * ehframe.h: Likewise.
689 * expression.cc: Likewise.
690 * fileread.cc: Likewise.
691 * fileread.h: Likewise.
692 * gc.h: Likewise.
693 * gold-threads.cc: Likewise.
694 * gold.cc: Likewise.
695 * i386.cc: Likewise.
696 * icf.h: Likewise.
697 * incremental-dump.cc: Likewise.
698 * incremental.cc: Likewise.
699 * layout.cc: Likewise.
700 * layout.h: Likewise.
701 * main.cc: Likewise.
702 * merge.cc: Likewise.
703 * merge.h: Likewise.
704 * object.cc: Likewise.
705 * object.h: Likewise.
706 * options.cc: Likewise.
707 * options.h: Likewise.
708 * output.cc: Likewise.
709 * output.h: Likewise.
710 * plugin.cc: Likewise.
711 * plugin.h: Likewise.
712 * powerpc.cc: Likewise.
713 * reloc.cc: Likewise.
714 * script-c.h: Likewise.
715 * script-sections.cc: Likewise.
716 * script.cc: Likewise.
717 * stringpool.cc: Likewise.
718 * symtab.cc: Likewise.
719 * symtab.h: Likewise.
720 * target.cc: Likewise.
721 * timer.cc: Likewise.
722 * timer.h: Likewise.
723 * version.cc: Likewise.
724 * x86_64.cc: Likewise.
725
b8fa8750
NC		 7262010-08-24 Nick Clifton <nickc@redhat.com>
727
728 PR 11899
729 * layout.cc (segment_precedes): Sort segments by their physical
730 addresses, if they have been set.
731
9919d93b
CC		 7322010-08-23 Cary Coutant <ccoutant@google.com>
733
734 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
735 symbols data.
736 (Lib_group::include_member): Unlock object after deleting its
737 symbols data.
738 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
739 the bug fixed here.
740
97b4be1c
CC		 7412010-08-19 Neil Vachharajani <nvachhar@google.com>
742 Cary Coutant <ccoutant@google.com>
743
744 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
745 constructor, and set_blocker.
746 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
747 readsyms_blocker_.
748 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
749 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
750 * testsuite/Makefile.am (start_lib_test): New test case.
751 * testsuite/Makefile.in: Regenerate.
752 * testsuite/start_lib_test_main.c: New file.
753 * testsuite/start_lib_test_1.c: New file.
754 * testsuite/start_lib_test_2.c: New file.
755 * testsuite/start_lib_test_3.c: New file.
756
dd0b1884
ILT		 7572010-08-19 Ian Lance Taylor <iant@google.com>
758
759 * Makefile.in: Rebuild with automake 1.11.1.
760 * aclocal.m4: Likewise.
761 * testsuite/Makefile.in: Likewise.
762
7223e9ca
ILT		 7632010-08-19 Ian Lance Taylor <iant@google.com>
764
765 PR 10893
766 * i386.cc (class Output_data_plt_i386): Update declarations.
767 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
768 local_ifuncs_ fields.
769 (Target_i386::do_plt_section_for_global): New function.
770 (Target_i386::do_plt_section_for_local): New function.
771 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
772 parameter; change all callers. Initialize global_ifuncs_ and
773 local_ifuncs_. If doing a static link define __rel_iplt_start and
774 __rel_iplt_end.
775 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
776 (Output_data_plt_i386::add_local_ifunc_entry): New function.
777 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
778 symbols.
779 (Target_i386::make_plt_section): New function, broken out of
780 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
781 (Target_i386::make_plt_entry): Call make_plt_section.
782 (Target_i386::make_local_ifunc_plt_entry): New function.
783 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
784 (Target_i386::Scan::local): Handle IFUNC symbols. Add
785 R_386_IRELATIVE to switch.
786 (Target_i386::Scan::global): Likewise.
787 (Target_i386::Relocate::relocate): Likewise.
788 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
789 switch.
790 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
791 (Target_x86_64::do_plt_section_for_global): New function.
792 (Target_x86_64::do_plt_section_for_local): New function.
793 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
794 parameter; change all callers. If doing a static link define
795 __rela_iplt_start and __rela_iplt_end.
796 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
797 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
798 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
799 to point to .plt.
800 (Target_x86_64::make_local_ifunc_plt_entry): New function.
801 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
802 switch.
803 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
804 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
805 R_X86_64_IRELATIVE to switch.
806 (Target_x86_64::Scan::global): Likewise.
807 (Target_x86_64::Relocate::relocate): Likewise.
808 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
809 switch.
810 * target.h (class Target): Add plt_section_for_global and
811 plt_section_for_local functions. Add do_plt_section_for_global
812 and do_plt_section_for_local virtual functions.
813 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
814 clarifying comments.
815 (Symbol::use_plt_offset): Handle IFUNC symbol.
816 * object.cc (Sized_relobj::Sized_relobj): Initialize
817 local_plt_offsets_.
818 (Sized_relobj::local_has_plt_offset): New function.
819 (Sized_relobj::local_plt_offset): New function.
820 (Sized_relobj::set_local_plt_offset): New function.
821 (Sized_relobj::do_count): Handle IFUNC symbol.
822 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
823 a bit away from input_shndx_ field. Add set_is_func_symbol and
824 is_ifunc_symbol functions.
825 (class Sized_relobj): Update declarations. Remove Tls_got_entry
826 and Local_tls_got_offsets. Define Local_plt_offsets. Add
827 local_plt_offsets_ field.
828 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
829 * output.h (class Output_section_data): Add non-const
830 output_section function.
831 (class Output_data_got): Update declarations.
832 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
833 Add use_plt_offset parameter to global and local constructors.
834 Change all callers. Change local_sym_index_ field to 31 bits.
835 Change GSYM_CODE and CONSTANT_CODE accordingly.
836 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
837 doing a static link don't set sh_link field.
838 (Output_data_got::Got_entry::write): Use PLT offset if
839 appropriate.
840 (Output_data_got::add_global_plt): New function.
841 (Output_data_got::add_local_plt): New function.
842 * target-reloc.h (relocate_section): Handle IFUNC symbol.
843 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
844 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
845 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
846 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
847 IFUNC conditional.
848 * testsuite/ifunc-sel.h: New file.
849 * testsuite/ifuncmain1.c: New file.
850 * testsuite/ifuncmain1vis.c: New file.
851 * testsuite/ifuncmod1.c: New file.
852 * testsuite/ifuncdep2.c: New file.
853 * testsuite/ifuncmain2.c: New file.
854 * testsuite/ifuncmain3.c: New file.
855 * testsuite/ifuncmod3.c: New file.
856 * testsuite/ifuncmain4.c: New file.
857 * testsuite/ifuncmain5.c: New file.
858 * testsuite/ifuncmod5.c: New file.
859 * testsuite/ifuncmain6pie.c: New file.
860 * testsuite/ifuncmod6.c: New file.
861 * testsuite/ifuncmain7.c: New file.
862 * configure, testsuite/Makefile.in: Rebuild.
863
56f75c03
ILT		 8642010-08-18 Ian Lance Taylor <iant@google.com>
865
866 * incremental.cc
867 (Output_section_incremental_inputs::write_input_files): Add cast
868 to avoid signed/unsigned comparison warning.
869 (Output_section_incremental_inputs::write_info_blocks): Likewise.
870
55455f89
CC		 8712010-08-12 Cary Coutant <ccoutant@google.com>
872
873 * common.cc (Sort_commons::operator()): Remove unnecessary code.
874
e2054bcb
ILT		 8752010-08-13 Ian Lance Taylor <iant@google.com>
876
877 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
878
74f67560
DK		 8792010-08-12 Cary Coutant <ccoutant@google.com>
880 Doug Kwan <dougkwan@google.com>
881
882 * resolve.cc (Symbol_table::should_override): When a weak dynamic
883 defintion overrides non-weak undef, remember that the original undef
884 is not weak.
885 * symtab.cc (Symbol_table::sized_write_global): For undef without
886 an original weak binding, set binding to global in output.
887 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
888 * testsuite/Makefile.in: Regenerate.
889 * testsuite/strong_ref_weak_def.sh: New file.
890 * testsuite/strong_ref_weak_def_1.c: Ditto.
891 * testsuite/strong_ref_weak_def_2.c: Ditto.
892
d1238d12
CC		 8932010-08-12 Cary Coutant <ccoutant@google.com>
894
895 * testsuite/incremental_test.sh: Rewrite.
896 * testsuite/incremental_test_1.c: Rewrite.
897 * testsuite/incremental_test_2.c: Rewrite.
898
0e70b911
CC		 8992010-08-12 Cary Coutant <ccoutant@google.com>
900
901 * arm.cc (Target_arm::got_size): Add const.
902 (Target_arm::got_entry_count): New function.
903 (Target_arm::plt_entry_count): New function.
904 (Target_arm::first_plt_entry_offset): New function.
905 (Target_arm::plt_entry_size): New function.
906 (Output_data_plt_arm::entry_count): New function.
907 (Output_data_plt_arm::first_plt_entry_offset): New function.
908 (Output_data_plt_arm::get_plt_entry_size): New function.
909 * i386.cc (Target_i386::got_size): Add const.
910 (Target_i386::got_entry_count): New function.
911 (Target_i386::plt_entry_count): New function.
912 (Target_i386::first_plt_entry_offset): New function.
913 (Target_i386::plt_entry_size): New function.
914 (Output_data_plt_i386::entry_count): New function.
915 (Output_data_plt_i386::first_plt_entry_offset): New function.
916 (Output_data_plt_i386::get_plt_entry_size): New function.
917 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
918 find_incremental_inputs_sections. Dump incremental_got_plt section.
919 * incremental.cc: Include target.h.
920 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
921 parameter. Adjust all callers. Find incremental_got_plt section.
922 (Incremental_inputs::create_data_sections): Create incremental_got_plt
923 section.
924 (Output_section_incremental_inputs::set_final_data_size): Calculate
925 size of incremental_got_plt section.
926 (Output_section_incremental_inputs::do_write): Write the
927 incremental_got_plt section.
928 (Got_plt_view_info): New struct.
929 (Local_got_offset_visitor): New class.
930 (Global_got_offset_visitor): New class.
931 (Global_symbol_visitor_got_plt): New class.
932 (Output_section_incremental_inputs::write_got_plt): New function.
933 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
934 Add parameter. Adjust all callers.
935 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
936 (Incremental_inputs::got_plt_section): New function.
937 (Incremental_inputs::got_plt_section_): New data member.
938 (Incremental_got_plt_reader): New class.
939 * layout.cc (Layout::create_incremental_info_sections): Add the
940 incremental_got_plt section.
941 * object.h (Got_offset_list::get_list): New function.
942 (Got offset_list::for_all_got_offsets): New function.
943 (Sized_relobj::local_got_offset_list): New function.
944 * powerpc.cc (Target_powerpc::got_size): Add const.
945 (Target_powerpc::got_entry_count): New function.
946 (Target_powerpc::plt_entry_count): New function.
947 (Target_powerpc::first_plt_entry_offset): New function.
948 (Target_powerpc::plt_entry_size): New function.
949 (Output_data_plt_powerpc::entry_count): New function.
950 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
951 (Output_data_plt_powerpc::get_plt_entry_size): New function.
952 * sparc.cc (Target_sparc::got_size): Add const.
953 (Target_sparc::got_entry_count): New function.
954 (Target_sparc::plt_entry_count): New function.
955 (Target_sparc::first_plt_entry_offset): New function.
956 (Target_sparc::plt_entry_size): New function.
957 (Output_data_plt_sparc::entry_count): New function.
958 (Output_data_plt_sparc::first_plt_entry_offset): New function.
959 (Output_data_plt_sparc::get_plt_entry_size): New function.
960 * symtab.h (Symbol::got_offset_list): New function.
961 (Symbol_table::for_all_symbols): New function.
962 * target.h (Sized_target::got_entry_count): New function.
963 (Sized_target::plt_entry_count): New function.
964 (Sized_target::plt_entry_size): New function.
965 * x86_64.cc (Target_x86_64::got_size): Add const.
966 (Target_x86_64::got_entry_count): New function.
967 (Target_x86_64::plt_entry_count): New function.
968 (Target_x86_64::first_plt_entry_offset): New function.
969 (Target_x86_64::plt_entry_size): New function.
970 (Output_data_plt_x86_64::entry_count): New function.
971 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
972 (Output_data_plt_x86_64::get_plt_entry_size): New function.
973
09ec0418
CC		 9742010-08-12 Cary Coutant <ccoutant@google.com>
975
976 * archive.cc: Include incremental.h.
977 (Archive::Archive): Initialize incremental_info_.
978 (Archive::include_member): Record archive members in incremental info.
979 (Add_archive_symbols::run): Record begin and end of an archive in
980 incremental info.
981 (Lib_group::include_member): Record objects in incremental info.
982 * archive.h (Incremental_archive_entry): Forward declaration.
983 (Archive::set_incremental_info): New member function.
984 (Archive::incremental_info): New member function.
985 (Archive::Unused_symbol_iterator): New class.
986 (Archive::unused_symbols_begin): New member function.
987 (Archive::unused_symbols_end): New member function.
988 (Archive::incremental_info_): New data member.
989 * incremental-dump.cc (find_input_containing_global): New function.
990 (dump_incremental_inputs): Dump new incremental info sections.
991 * incremental.cc: Include symtab.h.
992 (Output_section_incremental_inputs): New class.
993 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
994 new incremental info sections.
995 (Sized_incremental_binary::do_check_inputs): Likewise.
996 (Incremental_inputs::report_archive): Remove.
997 (Incremental_inputs::report_archive_begin): New function.
998 (Incremental_inputs::report_archive_end): New function.
999 (Incremental_inputs::report_object): New function.
1000 (Incremental_inputs::finalize_inputs): Remove.
1001 (Incremental_inputs::report_input_section): New function.
1002 (Incremental_inputs::report_script): Rewrite.
1003 (Incremental_inputs::finalize): Do nothing but finalize string table.
1004 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1005 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1006 (Incremental_inputs::create_data_sections): New function.
1007 (Incremental_inputs::relocs_entsize): New function.
1008 (Output_section_incremental_inputs::set_final_data_size): New function.
1009 (Output_section_incremental_inputs::do_write): New function.
1010 (Output_section_incremental_inputs::write_header): New function.
1011 (Output_section_incremental_inputs::write_input_files): New function.
1012 (Output_section_incremental_inputs::write_info_blocks): New function.
1013 (Output_section_incremental_inputs::write_symtab): New function.
1014 * incremental.h (Incremental_script_entry): Forward declaration.
1015 (Incremental_object_entry): Forward declaration.
1016 (Incremental_archive_entry): Forward declaration.
1017 (Incremental_inputs): Forward declaration.
1018 (Incremental_inputs_header_data): Remove.
1019 (Incremental_inputs_header): Remove.
1020 (Incremental_inputs_header_write): Remove.
1021 (Incremental_inputs_entry_data): Remove.
1022 (Incremental_inputs_entry): Remove.
1023 (Incremental_inputs_entry_write): Remove.
1024 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1025 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1026 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1027 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1028 Likewise.
1029 (Incremental_input_entry): New class.
1030 (Incremental_script_entry): New class.
1031 (Incremental_object_entry): New class.
1032 (Incremental_archive_entry): New class.
1033 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1034 (Incremental_inputs::report_inputs): Remove.
1035 (Incremental_inputs::report_archive): Remove.
1036 (Incremental_inputs::report_archive_begin): New function.
1037 (Incremental_inputs::report_archive_end): New function.
1038 (Incremental_inputs::report_object): Change prototype.
1039 (Incremental_inputs::report_input_section): New function.
1040 (Incremental_inputs::report_script): Change prototype.
1041 (Incremental_inputs::get_reloc_count): New function.
1042 (Incremental_inputs::set_reloc_count): New function.
1043 (Incremental_inputs::create_data_sections): New function.
1044 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1045 (Incremental_inputs::inputs_section): New function.
1046 (Incremental_inputs::symtab_section): New function.
1047 (Incremental_inputs::relocs_section): New function.
1048 (Incremental_inputs::get_stringpool): Add const.
1049 (Incremental_inputs::command_line): Add const.
1050 (Incremental_inputs::inputs): Remove.
1051 (Incremental_inputs::command_line_key): New function.
1052 (Incremental_inputs::input_file_count): New function.
1053 (Incremental_inputs::input_files): New function.
1054 (Incremental_inputs::relocs_entsize): New function.
1055 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1056 (Incremental_inputs::finalize_inputs): Remove.
1057 (Incremental_inputs::Input_info): Remove.
1058 (Incremental_inputs::lock_): Remove.
1059 (Incremental_inputs::inputs_): Change type.
1060 (Incremental_inputs::inputs_map_): Remove.
1061 (Incremental_inputs::current_object_entry_): New data member.
1062 (Incremental_inputs::inputs_section_): New data member.
1063 (Incremental_inputs::symtab_section_): New data member.
1064 (Incremental_inputs::relocs_section_): New data member.
1065 (Incremental_inputs::reloc_count_): New data member.
1066 (Incremental_inputs_reader): New class.
1067 (Incremental_symtab_reader): New class.
1068 (Incremental_relocs_reader): New class.
1069 * layout.cc (Layout::finalize): Move finalization of incremental info
1070 and creation of incremental info sections to follow finalization of
1071 symbol table. Set offsets for postprocessing sections.
1072 (Layout::create_incremental_info_sections): Call
1073 Incremental_inputs::create_data_sections. Add incremental symtab
1074 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1075 sections to layout after input sections.
1076 * layout.h (struct Timespec): Forward declaration.
1077 (Layout::incremental_inputs): Add const.
1078 (Layout::create_incremental_info_sections): Add parameter.
1079 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1080 * object.cc: Include incremental.h.
1081 (Relobj::finalize_incremental_relocs): New function.
1082 (Sized_relobj::do_layout): Record input sections in incremental info.
1083 * object.h (Object::output_section): New function.
1084 (Object::output_section_offset): Moved from Relobj.
1085 (Object::get_incremental_reloc_base): New function.
1086 (Object::get_incremental_reloc_count): New function.
1087 (Object::do_output_section): New function.
1088 (Object::do_output_section_offset): Moved from Relobj.
1089 (Object::do_get_incremental_reloc_base): New function.
1090 (Object::do_get_incremental_reloc_count): New function.
1091 (Object::Object): Initialize new data members.
1092 (Relobj::output_section): Renamed do_output_section and moved to
1093 protected.
1094 (Relobj::output_section_offset): Moved to Object.
1095 (Relobj::do_get_incremental_reloc_base): New function.
1096 (Relobj::do_get_incremental_reloc_count): New function.
1097 (Relobj::allocate_incremental_reloc_counts): New function.
1098 (Relobj::count_incremental_reloc): New function.
1099 (Relobj::finalize_incremental_relocs): New function.
1100 (Relobj::next_incremental_reloc_index): New function.
1101 (Relobj::reloc_counts_): New data member.
1102 (Relobj::reloc_bases_): New data member.
1103 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1104 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1105 (Sized_relobj::incremental_relocs_scan): New function.
1106 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1107 (Sized_relobj::incremental_relocs_write): New function.
1108 (Sized_relobj::incremental_relocs_write_reltype): New function.
1109 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1110 incremental link.
1111 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1112 archives and object files elsewhere.
1113 (Add_symbols::run): Report object files here.
1114 (Finish_group::run): Report end of archive at end of group.
1115 * reloc.cc: Include layout.h, incremental.h.
1116 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1117 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1118 (Sized_relobj::incremental_relocs_scan): New function.
1119 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1120 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1121 (Sized_relobj::incremental_relocs_write): New function.
1122 (Sized_relobj::incremental_relocs_write_reltype): New function.
1123 * script.cc (read_input_script): Rewrite test for incremental link.
1124 Change call to Incremental_inputs::report_script.
1125 * symtab.h (Symbol_table::first_global_index): New function.
1126 (Symbol_table::output_count): New function.
1127
ce0d1972
DK		 11282010-08-12 Doug Kwan <dougkwan@google.com>
1129
1130 * arm.cc (Target_arm::merge_object_attributes): Check command line
1131 options --no-wchar-size-warning and --no-enum-size-warning.
1132 * options.h (General_options): Add ld-compatible options
1133 --no-enum-size-warning and --no-wchar-size-warning.
1134
6e5710ce
ILT		 11352010-08-04 Ian Lance Taylor <iant@google.com>
1136
1137 * x86_64.cc (Target_x86_64::Scan::local): Use
1138 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1139 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1140 (Target_x86_64::Scan::global): Likewise.
1141 (Target_x86_64::Relocate::relocate): Likewise.
1142 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1143 Likewise.
1144
fef830db
CC		 11452010-08-03 Cary Coutant <ccoutant@google.com>
1146
1147 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1148 to reserve space in merged_strings vector. Keep total input size
1149 for stats.
1150 (Output_merge_string::do_print_merge_stats): Print total input size.
1151 * merge.h (Output_merge_string): Add input_size_ field.
1152 * stringpool.cc (Stringpool_template::string_length): Move
1153 implementations out of Stringpool_template class and place in
1154 stringpool.h.
1155 * stringpool.h (string_length): Move out of Stringpool_template.
1156
1e3811b0
ILT		 11572010-08-03 Ian Lance Taylor <iant@google.com>
1158
1159 PR 11712
1160 * layout.cc (relaxation_loop_body): If address of load segment is
1161 set, adjust address to include headers if possible.
1162
7af0c620
ILT		 11632010-08-03 Ian Lance Taylor <iant@google.com>
1164
1165 * version.cc (version_string): Bump to 1.10.
1166
22f0da72
ILT		 11672010-08-03 Ian Lance Taylor <iant@google.com>
1168
1169 PR 11805
1170 * layout.h (enum Output_section_order): Define.
1171 (class Layout): Update declarations.
1172 * layout.cc (Layout::get_output_section): Add order parameter.
1173 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1174 is_first_non_relro parameters. Change all callers.
1175 (Layout::choose_output_section): Likewise.
1176 (Layout::add_output_section_data): Likewise.
1177 (Layout::make_output_section): Likewise. Set order.
1178 (Layout::default_section_order): New function.
1179 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1180 * output.cc (Output_section::Output_section): Initialize order_.
1181 Don't initialize deleted fields.
1182 (Output_segment::Output_segment): Don't initialize deleted
1183 fields.
1184 (Output_segment::add_output_section_to_load): New function
1185 replacing add_output_section. Change all callers to call this or
1186 add_output_section_to_nonload.
1187 (Output_segment::add_output_section_to_nonload): New function.
1188 (Output_segment::remove_output_section): Rewrite.
1189 (Output_segment::add_initial_output_data): Likewise.
1190 (Output_segment::has_any_data_sections): Likewise.
1191 (Output_segment::is_first_section_relro): Likewise.
1192 (Output_segment::maximum_alignment): Likewise.
1193 (Output_segment::has_dynamic_reloc): New function replacing
1194 dynamic_reloc_count. Change all callers.
1195 (Output_segment::has_dynamic_reloc_list): New function replacing
1196 dynamic_reloc_count_list. Change all callers.
1197 (Output_segment::set_section_addresses): Rewrite.
1198 (Output_segment::set_offset): Rewrite.
1199 (Output_segment::find_first_and_last_list): Remove.
1200 (Output_segment::set_tls_offsets): Rewrite.
1201 (Output_segment::first_section_load_address): Likewise.
1202 (Output_segment::output_section_count): Likewise.
1203 (Output_segment::section_with_lowest_load_address): Likewise.
1204 (Output_segment::write_section_headers): Likewise.
1205 (Output_segment::print_sections_to_map): Likewise.
1206 * output.h (class Output_data): Remove dynamic_reloc_count_
1207 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1208 (Output_data::add_dynamic_reloc): Rewrite.
1209 (Output_data::has_dynamic_reloc): New function.
1210 (Output_data::dynamic_reloc_count): Remove.
1211 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1212 is_last_relro_, is_first_non_relro_, is_interp_,
1213 is_dynamic_linker_section_ fields. Add order and set_order
1214 functions. Remove is_relro_local, set_is_relro_local,
1215 is_last_relro, set_is_last_relro, is_first_non_relro,
1216 set_is_first_non_relro functions, is_interp, set_is_interp,
1217 is_dynamic_linker_section, and set_is_dynamic_linker_section
1218 functions.
1219 (class Output_segment): Change Output_data_list from std::list to
1220 std:;vector. Add output_lists_ field. Remove output_data_ and
1221 output_bss_ fields. Update declarations.
1222
3ff2ccb0
ILT		 12232010-08-02 Ian Lance Taylor <iant@google.com>
1224
1225 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1226 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1227 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1228
88a4108b
ILT		 12292010-08-02 Ian Lance Taylor <iant@google.com>
1230
1231 PR 11855
1232 * script.cc (Script_options::Script_options): Initialize
1233 symbol_definitions_ and symbol_references_.
1234 (Script_options::add_symbol_assignment): Update
1235 symbol_definitions_ and symbol_references_.
1236 (Script_options::add_symbol_reference): New function.
1237 (script_symbol): New function.
1238 * script.h (class Script_options): Add symbol_definitions_ and
1239 symbol_references_ fields.
1240 (Script_options::referenced_const_iterator): New type.
1241 (Script_options::referenced_begin): New function.
1242 (Script_options::referenced_end): New function.
1243 (Script_options::is_referenced): New function.
1244 (Script_options::any_unreferenced): New function.
1245 * script-c.h (script_symbol): Declare.
1246 * yyscript.y (exp): Call script_symbol.
1247 * symtab.cc: Include "script.h".
1248 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1249 Change all callers. Check symbols referenced by scripts.
1250 (Symbol_table::add_undefined_symbols_from_command_line): Add
1251 layout parameter. Change all callers.
1252 (Symbol_table::do_add_undefined_symbols_from_command_line):
1253 Likewise. Break out loop body. Check symbols referenced by
1254 scripts.
1255 (Symbol_table::add_undefined_symbol_from_command_line): New
1256 function broken out of
1257 do_add_undefined_symbols_from_command_line.
1258 * symtab.h (class Symbol_table): Update declarations.
1259 * archive.cc: Include "layout.h".
1260 (Archive::should_include_member): Add layout parameter. Change
1261 all callers. Check for symbol mentioned in expression.
1262 * archive.h (class Archive): Update declaration.
1263 * object.cc (Sized_relobj::do_should_include_member): Add layout
1264 parameter.
1265 * object.h (Object::should_include_member): Add layout parameter.
1266 Change all callers.
1267 (Object::do_should_include_member): Add layout parameter.
1268 (class Sized_relobj): Update declaration.
1269 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1270 parameter.
1271 * dynobj.h (class Sized_dynobj): Update declaration.
1272 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1273 layout parameter.
1274 * plugin.h (class Sized_pluginobj): Update declaration.
1275
5f1ab67a
ILT		 12762010-08-02 Ian Lance Taylor <iant@google.com>
1277
1278 PR 11866
1279 * output.cc (Output_segment::set_offset): Search for the first and
1280 last sections rather than assuming that the list is in order.
1281 (Output_segment::find_first_and_last_list): New function.
1282 * output.h (class Output_segment): Update declarations.
1283 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1284 (relro_strip_test_SOURCES): New variable.
1285 (relro_strip_test_DEPENDENCIES): New variable.
1286 (relro_strip_test_LDFLAGS): New variable.
1287 (relro_strip_test_LDADD): New variable.
1288 (relro_strip_test.so): New target.
1289
a8df5856
ILT		 12902010-08-02 Ian Lance Taylor <iant@google.com>
1291
1292 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1293 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1294 (Target_i386::got_tlsdesc_section): New function.
1295 (Target_i386::got_section): Create space for GOT entries for
1296 TLSDESC relocations.
1297 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1298 R_386_TLS_GOTDESC.
1299 (Target_i386::Scan::global): Likewise.
1300 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1301 using TLSDESC GOT.
1302 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1303 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1304 (Target_x86_64::got_tlsdesc_section): New function.
1305 (Target_x86_64::got_section): Create space for GOT entries for
1306 TLSDESC relocations.
1307 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1308 R_386_TLS_GOTDESC.
1309 (Target_x86_64::Scan::global): Likewise.
1310 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1311 using TLSDESC GOT.
1312
0c10a0a6
ILT		 13132010-08-02 Ian Lance Taylor <iant@google.com>
1314
1315 * testsuite/final_layout.sh: Use dc to convert from hex to
1316 decimal.
1317
41cbeecc
ST		 13182010-07-29 Sriraman Tallam <tmsriram@google.com>
1319
1320 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1321 paramter to the call to gold::gc_process_relocs.
1322 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1323 paramter to the call to gold::gc_process_relocs.
1324 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1325 parameter to the call to gold::gc_process_relocs.
1326 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1327 template parameter to the call to gold::gc_process_relocs.
1328 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1329 paramter to the call to gold::gc_process_relocs.
1330 * gc.h (get_embedded_addend_size): New function.
1331 (gc_process_relocs): Save the size of the reloc for use by ICF.
1332 * icf.cc (get_section_contents): Get the addend from the text section
1333 for SHT_REL relocation sections.
1334 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1335 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1336 * int_encoding.h (read_from_pointer): New overloaded function.
1337 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1338 * testsuite/icf_sht_rel_addend_test.sh: New file.
1339 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1340 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1341
6ea55b82
RW		 13422010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1343
1344 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1345 * Makefile.in: Regenerate.
1346 * testsuite/Makefile.in: Regenerate.
1347
9691462b
ILT		 13482010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1349
1350 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1351 * gold/testsuite/debug_msg.cc: Likewise.
1352 * gold/testsuite/odr_violation1.cc
1353 * gold/testsuite/odr_violation2.cc
1354
76897331
CC		 13552010-07-21 Cary Coutant <ccoutant@google.com>
1356
1357 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1358 string, and length fields.
1359 (Output_merge_string::Merged_strings_list): New type.
1360 (Output_merge_string::Merged_strings_lists): New typedef.
1361 (Output_merge_string): Replace merged_strings_ with
1362 merged_strings_lists_.
1363 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1364 Merged_strings_list per input object and section. Don't store pointer
1365 to the string. Don't store length with each merged string entry.
1366 (Output_merge_string::finalize_merged_data): Loop over list of merged
1367 strings lists. Recompute length of each merged string.
1368
78384e8f
CC		 13692010-07-15 Cary Coutant <ccoutant@google.com>
1370
1371 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1372 here.
1373
783659f9
ILT		 13742010-07-14 Ian Lance Taylor <iant@google.com>
1375
1376 * descriptors.cc (Descriptors::open): Report correct name in error
1377 message.
1378
131687b4
DK		 13792010-07-13 Doug Kwan <dougkwan@google.com>
1380
1381 * arm.cc (Arm_input_section::Arm_input_section): For a
1382 SHT_ARM_EXIDX section, always keeps the input sections.
1383 (Arm_input_section::set_exidx_section_link): New method.
1384 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1385 has_errors_ to false.
1386 (Arm_exidx_input_section::has_errors,
1387 Arm_exidx_input_section::set_has_errors): New methods.
1388 (Arm_exidx_input_section::has_errors_): New data member.
1389 (Arm_relobj::get_exidx_shndx_list): New method.
1390 (Arm_output_section::append_text_sections_to_list): Do not skip
1391 section without SHF_EXECINSTR.
1392 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1393 errors.
1394 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1395 section header. Make error messages more verbose. Check for
1396 a non-executable section linked to an EXIDX section.
1397 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1398 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1399 check that there is no deferred EXIDX section if we exit early.
1400 Instead of not making an EXIDX section in case of an error, make one
1401 and set the has_errors flag of it.
1402 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1403 in a relocatable link.
1404 (Target_arm::do_relax): Look for the EXIDX output section instead of
1405 assuming that it is called .ARM.exidx.
1406 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1407 section list. Do not check for SHF_EXECINSTR section flags but
1408 skip any input section with errors.
1409 * output.cc (Output_section::Output_section): Initialize
1410 always_keeps_input_sections_ to false.
1411 (Output_section::add_input_section): Check for
1412 always_keeps_input_sections_.
1413 * output.h (Output_section::always_keeps_input_sections,
1414 Output_section::set_always_keeps_input_sections): New methods.
1415 (Output_section::always_keeps_input_sections): New data member.
1416
69517287
RÁE		 14172010-07-13 Rafael Espindola <espindola@google.com>
1418
1419 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1420 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1421
82742395
ILT		 14222010-07-13 Philip Herron <herron.philip@googlemail.com>
1423 Ian Lance Taylor <iant@google.com>
1424
1425 * output.h (Output_section_lookup_maps::add_merge_section):
1426 Correct check of whether value was inserted.
1427 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1428 (Output_section_lookup_maps::add_relaxed_input_section):
1429 Likewise.
1430 * arm.cc (Target_arm::got_section): Remove used local os.
1431 * i386.cc (Target_i386::got_section): Likewise.
1432 * x86_64.cc (Target_x86_64::got_section): Likewise.
1433 * sparc.cc (Target_sparc::got_section): Likewise.
1434 (Target_sparc::relocate): Remove unused local have_got_offset.
1435 * powerpc.cc (Target_powerpc::relocate): Likewise.
1436
f2d707b5
ILT		 14372010-07-13 Ian Lance Taylor <iant@google.com>
1438
241531d6
ILT		 1439 * compressed_output.cc (zlib_decompress): Fix signature in
1440 !HAVE_ZLIB_H case.
1441
f2d707b5
ILT		 1442 * archive.cc (Archive::include_member): Unlock an external member
1443 of a thin archive. Don't bother to delete an object we know is
1444 NULL.
1445
a2e47362
CC		 14462010-07-12 Cary Coutant <ccoutant@google.com>
1447
1448 * compressed_output.cc (zlib_decompress): New function.
1449 (get_uncompressed_size): New function.
1450 (decompress_input_section): New function.
1451 * compressed_output.h (get_uncompressed_size): New function.
1452 (decompress_input_section): New function.
1453 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1454 Handle compressed debug sections.
1455 * layout.cc (is_compressed_debug_section): New function.
1456 (Layout::output_section_name): Map compressed section names to
1457 canonical names.
1458 * layout.h (is_compressed_debug_section): New function.
1459 (is_debug_info_section): Recognize compressed debug sections.
1460 * merge.cc: Include compressed_output.h.
1461 (Output_merge_data::do_add_input_section): Handle compressed
1462 debug sections.
1463 (Output_merge_string::do_add_input_section): Handle compressed
1464 debug sections.
1465 * object.cc: Include compressed_output.h.
1466 (Sized_relobj::Sized_relobj): Initialize new data members.
1467 (build_compressed_section_map): New function.
1468 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1469 * object.h (Object::section_is_compressed): New method.
1470 (Object::do_section_is_compressed): New method.
1471 (Sized_relobj::Compressed_section_map): New type.
1472 (Sized_relobj::do_section_is_compressed): New method.
1473 (Sized_relobj::compressed_sections_): New data member.
1474 * output.cc (Output_section::add_input_section): Handle compressed
1475 debug sections.
1476 * reloc.cc: Include compressed_output.h.
1477 (Sized_relobj::write_sections): Handle compressed debug sections.
1478
ce279a62
CC		 14792010-07-08 Cary Coutant <ccoutant@google.com>
1480
1481 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1482 weak when resolving to a dynamic def.
1483 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1484 for weak undef/dynamic def cases. Adjust callers.
1485 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1486 undef_binding_weak_.
1487 (Symbol_table::sized_write_globals): Adjust symbol binding.
1488 (Symbol_table::sized_write_symbol): Add binding parameter.
1489 * symtab.h (Symbol::set_undef_binding): New method.
1490 (Symbol::is_undef_binding_weak): New method.
1491 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1492 (Symbol_table::should_override): Add new parameter.
1493 (Symbol_table::sized_write_symbol): Add new parameter.
1494
1495 * testsuite/weak_undef_file1.cc: Add new test case.
1496 * testsuite/weak_undef_file2.cc: Fix header comment.
1497 * testsuite/weak_undef_test.cc: Add new test case.
1498
b2286c10
DK		 14992010-06-29 Doug Kwan <dougkwan@google.com>
1500
1501 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1502 Initialize USE_SYMBOL_.
1503 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1504 definition.
1505 (Arm_reloc_property::uses_symbol_): New data member declaration.
1506 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1507 uses symbol value and symbol is undefined but not weakly undefined.
1508
4802450a
RÁE		 15092010-06-28 Rafael Espindola <espindola@google.com>
1510
1511 * plugin.cc (Plugin::load): Use dlerror.
1512
e5ca47ba
ILT		 15132010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1514
1515 * symtab.cc (detect_odr_violations): When reporting an ODR
1516 violation, report an object where the symbol is defined.
1517
8a75a161
DK		 15182010-06-25 Doug Kwan <dougkwan@google.com>
1519
1520 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1521 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1522 definition.
1523 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1524 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1525 target hook to detect function points.
1526 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1527 * icf.h (Icf::check_section_for_function_pointers): Change type of
1528 parameter SECTION_NAME to const reference to std::string. Use
1529 target hook to determine if section may have unsafe pointers.
1530 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1531 method definition.
1532
42218b9f
RÁE		 15332010-06-21 Rafael Espindola <espindola@google.com>
1534
1535 * fileread.cc (Input_file::find_fie): New
1536 (Input_file::open): Use Input_file::find_fie.
1537 * fileread.h (Input_file::find_fie): New
1538 * plugin.cc (set_extra_library_path): New.
1539 (Plugin::load): Add set_extra_library_path to the transfer vector.
1540 (Plugin_manager::set_extra_library_path): New.
1541 (Plugin_manager::add_input_file): Use the extra search path if set.
1542 (set_extra_library_path(): New.
1543 * plugin.h (Plugin_manager): Add set_extra_library_path and
1544 extra_search_path_.
1545
a0506cca
CC		 15462010-06-19 Cary Coutant <ccoutant@google.com>
1547
1548 * layout.cc (gdb_sections): Add .debug_types.
1549 (lines_only_debug_sections): Likewise.
1550
6508b958
RÁE		 15512010-06-18 Rafael Espindola <espindola@google.com>
1552
1553 * plugin.cc (add_input_file,add_input_library)
1554 (Plugin_manager::add_input_file): Make filename arguments const.
1555 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1556 const.
1557
3e235302
DK		 15582010-06-16 Doug Kwan <dougkwan@google.com>
1559
1560 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1561 .ARM.attributes section if we have not merged any input
1562 attributes sections.
1563
106e8a6c
DK		 15642010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1565
1566 * arm.cc: Allow combining objects with no EABI version
1567 information.
1568
91ff43fe
RÁE		 15692010-06-15 Rafael Espindola <espindola@google.com>
1570
1571 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1572
68ed838c
ILT		 15732010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1574
1575 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1576 (struct iovec): Correct !HAVE_READV definition.
1577
f3a2388f
CC		 15782010-06-10 Cary Coutant <ccoutant@google.com>
1579
1580 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1581 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1582 reloc sections.
1583 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1584
1585 PR 11683
1586 * symtab.h (Symbol::is_placeholder): New member function.
1587 * target-reloc.h (relocate_section): Check for placeholder symbols.
1588
1589 * testsuite/Makefile.am (plugin_test_8): New test.
1590 (plugin_test_9): New test.
1591 * testsuite/Makefile.in: Regenerate.
1592
e1df38aa
NC		 15932010-06-09 Nick Clifton <nickc@redhat.com>
1594
1595 * yyscript.y (input_list_element): Allow strings prefixed with
1596 the '-' character. Treat these as libraries.
1597 * script.cc (script_add_library): New function. Adds a library
1598 specified by "-l<name>" found in an input script.
1599 * script-c.h: Add prototype for script_add_library.
1600
25bbe950
DK		 16012010-06-07 Doug Kwan <dougkwan@google.com>
1602
1603 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1604 Restrict stub-group size to be within long conditional branch
1605 range when working around cortex-A8 erratum.
1606
0f32ea4c
ILT		 16072010-06-07 Damien Diederen <dd@crosstwine.com>
1608
1609 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1610 #ifdef typo.
1611
8fe2a369
ST		 16122010-06-03 Sriraman Tallam <tmsriram@google.com>
1613
1614 PR gold/11658
1615 * output.cc
1616 (Output_section::Input_section_sort_entry::compare_section_ordering):
1617 Change to return non-zero correctly.
1618 (Output_section::Input_section_sort_section_order_index_compare
1619 ::operator()): Change to fix ambiguity in comparisons.
1620
6e9ba2ca
ST		 16212010-06-01 Sriraman Tallam <tmsriram@google.com>
1622
1623 * gold.h (is_wildcard_string): New function.
1624 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1625 (Layout::layout_eh_frame): Ditto.
1626 (Layout::find_section_order_index): New method.
1627 (Layout::read_layout_from_file): New method.
1628 * layout.h (Layout::find_section_order_index): New method.
1629 (Layout::read_layout_from_file): New method.
1630 (Layout::input_section_position_): New private member.
1631 (Layout::input_section_glob_): New private member.
1632 * main.cc (main): Call read_layout_from_file here.
1633 * options.h (--section-ordering-file): New option.
1634 * output.cc (Output_section::input_section_order_specified_): New
1635 member.
1636 (Output_section::Output_section): Initialize new member.
1637 (Output_section::add_input_section): Add new parameter.
1638 Keep input sections when --section-ordering-file is used.
1639 (Output_section::set_final_data_size): Sort input sections when
1640 section ordering file is specified.
1641 (Output_section::Input_section_sort_entry): Add new parameter.
1642 Check sorting type.
1643 (Output_section::Input_section_sort_entry::compare_section_ordering):
1644 New method.
1645 (Output_section::Input_section_sort_compare::operator()): Change to
1646 consider section_order_index.
1647 (Output_section::Input_section_sort_init_fini_compare::operator()):
1648 Change to consider section_order_index.
1649 (Output_section::Input_section_sort_section_order_index_compare
1650 ::operator()): New method.
1651 (Output_section::sort_attached_input_sections): Change to sort
1652 according to section order when specified.
e1df38aa
NC		 1653 (Output_section::add_input_section<32, true>): Add new parameter.
1654 (Output_section::add_input_section<64, true>): Add new parameter.
1655 (Output_section::add_input_section<32, false>): Add new parameter.
1656 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 1657 * output.h (Output_section::add_input_section): Add new parameter.
1658 (Output_section::input_section_order_specified): New
1659 method.
1660 (Output_section::set_input_section_order_specified): New method.
1661 (Input_section::Input_section): Initialize section_order_index_.
1662 (Input_section::section_order_index): New method.
1663 (Input_section::set_section_order_index): New method.
1664 (Input_section::section_order_index_): New member.
1665 (Input_section::Input_section_sort_section_order_index_compare): New
1666 struct.
1667 (Output_section::input_section_order_specified_): New member.
1668 * script-sections.cc (is_wildcard_string): Delete and move modified
1669 method to gold.h.
1670 (Output_section_element_input::Output_section_element_input): Modify
1671 call to is_wildcard_string.
1672 (Output_section_element_input::Input_section_pattern
1673 ::Input_section_pattern): Ditto.
1674 (Output_section_element_input::Output_section_element_input): Ditto.
1675 * testsuite/Makefile.am (final_layout): New test case.
1676 * testsuite/Makefile.in: Regenerate.
1677 * testsuite/final_layout.cc: New file.
1678 * testsuite/final_layout.sh: New file.
1679
3537c84b
RÁE		 16802010-06-01 Rafael Espindola <espindola@google.com>
1681
1682 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1683
105b6afd
RÁE		 16842010-06-01 Rafael Espindola <espindola@google.com>
1685
1686 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1687 visibility of symbols.
1688
29e11421
DK		 16892010-05-27 Doug Kwan <dougkwan@google.com>
1690
1691 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1692 from start of output section instead of address for a local symbol
1693 in a merged or relaxed section when doing a relocatable link.
1694
5e0f337e
RÁE		 16952010-05-26 Rafael Espindola <espindola@google.com>
1696
1697 PR 11604
1698 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1699 adding sections the garbage collector removed.
1700 * gold/testsuite/Makefile.am: Add test.
1701 * gold/testsuite/Makefile.in: Regenerate.
1702 * gold/testsuite/plugin_test_7.sh: New.
1703 * gold/testsuite/plugin_test_7_1.c: New.
1704 * gold/testsuite/plugin_test_7_2.c: New.
1705
f4187277
RÁE		 17062010-05-26 Rafael Espindola <espindola@google.com>
1707
1708 * script-sections.cc (Output_section_definition::set_section_addresses):
1709 Check for --section-start.
1710
5c388529
DK		 17112010-05-26 Doug Kwan <dougkwan@google.com>
1712
1713 * arm.cc (Arm_scan_relocatable_relocs): New class.
1714 (Target_arm::relocate_special_relocatable): New method.
1715 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1716 (Arm_relocate_functions::thumb_branch_common): Same.
1717 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1718 instead of Default_scan_relocatable_relocs.
1719 * target-reloc.h (relocate_for_relocatable): Let target handle
1720 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1721 * target.h (Sized_target::relocate_special_relocatable): New method.
1722
bca1c3ae
ILT		 17232010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1724
1725 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1726
0439c796
DK		 17272010-05-23 Doug Kwan <dougkwan@google.com>
1728
1729 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1730 instead of a cast.
1731 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1732 with a direct branch, not a conditional branch, to a stub.
1733 * merge.cc (Output_merge_base::record_input_section): New method
1734 defintion.
1735 (Output_merge_data::do_add_input_section): Record input section if
1736 keeps-input-sections flag is set.
1737 (Output_merge_string::do_add_input_section): Ditto.
1738 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1739 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1740 INPUT_SECTIONS_.
1741 (Output_merge_base::keeps_input_sections,
1742 Output_merge_base::set_keeps_input_sections,
1743 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1744 method definitions.
1745 (Output_merge_base::Input_sections): New type declaration.
1746 (Output_merge_base::input_sections_begin,
1747 Output_merge_base::input_sections_end,
1748 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1749 (Output_merge_base::bool keeps_input_sections_,
1750 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1751 Output_merge_base::input_sections_): New data members.
1752 (Output_merge_data::do_set_keeps_input_sections): New method
1753 defintion.
1754 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1755 * output.cc (Output_section::Input_section::relobj): Move method
1756 defintion from class declaration to here and handle merge sections.
1757 (Output_section::Input_section::shndx): Ditto.
1758 (Output_section::Output_section): Remove initializations of removed
1759 data members and initialize new data member LOOKUP_MAPS_.
1760 (Output_section::add_input_section): Set keeps-input-sections flag
1761 for a newly created merge output section as appropriate. Adjust code
1762 to use Output_section_lookup_maps class.
1763 (Output_section::add_relaxed_input_section): Adjst code for lookup
1764 maps code refactoring.
1765 (Output_section::add_merge_input_section): Add a new parameter
1766 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1767 class. If adding input section to a newly created merge output
1768 section fails, remove the new merge section.
1769 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 1770 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 1771 (Output_section::find_merge_section): Ditto.
1772 (Output_section::build_lookup_maps): New method defintion.
1773 (Output_section::find_relaxed_input_section): Adjust code to use
1774 Output_section_lookup_maps class.
1775 (Output_section::get_input_sections): Export merge sections. Adjust
1776 code to use Output_section_lookup_maps class.
1777 (Output_section:::add_script_input_section): Adjust code to use
1778 Output_section_lookup_maps class. Update lookup maps for merge
1779 sections also.
1780 (Output_section::discard_states): Use Output_section_lookup_maps.
1781 (Output_section::restore_states): Same.
1782 * output.h (Merge_section_properties): Move class defintion out of
1783 Output_section.
1784 (Output_section_lookup_maps): New class.
1785 (Output_section::Input_section::is_merge_section): New method
1786 defintion.
1787 (Output_section::Input_section::relobj): Move defintion out of class
1788 defintion. Declare method only.
1789 (Output_section::Input_section::shndx): Ditto.
1790 (Output_section::Input_section::output_merge_base): New method defintion.
1791 (Output_section::Input_section::u2_.pomb): New union field.
1792 (Output_section::Merge_section_by_properties_map,
1793 Output_section::Output_section_data_by_input_section_map,
1794 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1795 Remove types.
1796 (Output_section::add_merge_input_section): Add new parameter
1797 KEEPS_INPUT_SECTIONS.
1798 (Output_section::build_lookup_maps): New method declaration.
1799 (Output_section::merge_section_map_,
1800 Output_section::merge_section_by_properties_map_,
1801 Output_section::relaxed_input_section_map_,
1802 Output_section::is_relaxed_input_section_map_valid_): Remove data
1803 members.
1804 (Output_section::lookup_maps_): New data member.
1805
76295588
L		 18062010-05-21 Doug Kwan <dougkwan@google.com>
1807
1808 PR gold/11619
1809 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1810 avoid a compilation error.
1811
d103a984
RÁE		 18122010-05-19 Rafael Espindola <espindola@google.com>
1813
1814 * script-sections.cc (Output_section_definition::allocate_to_segment):
1815 Update the phdrs_list even when the output section is NULL.
1816 * testsuite/Makefile.am: Add test.
1817 * testsuite/Makefile.in: Regenerate.
1818 * testsuite/script_test_9.cc: New.
1819 * testsuite/script_test_9.sh: New.
1820 * testsuite/script_test_9.t: New.
1821
6625d24e
DK		 18222010-05-19 Doug Kwan <dougkwan@google.com>
1823
1824 * arm.cc (Arm_input_section::original_size): New method.
1825 (Arm_input_section::do_addralign): Add a cast.
1826 (Arm_input_section::do_output_offset): Remove static cast.
1827 (Arm_input_section::original_addralign,
1828 Arm_input_section::original_size_): Change type to uint32_t.
1829 (Arm_input_section::init): Add safe casts for section alignment
1830 and size.
1831 (Arm_input_section::set_final_data_size): Do not set address and
1832 offset of stub table.
1833 (Arm_output_section::fix_exidx_coverage): Change use of of
1834 Output_section::Simple_input_section to that of
1835 Output_section::Input_section.
1836 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1837 except for the first pass.
1838 * output.cc (Output_section::get_input_sections): Change type of
1839 input_sections to std::list<Input_section>.
1840 (Output_section::add_script_input_section): Rename from
1841 Output_section::add_simple_input_section. Change type of SIS
1842 parameter from Simple_input_section to Input_section.
1843 * output.h (Output_section::Simple_input_section): Remove class.
1844 (Output_section::Input_section): Change class visibility to public.
1845 (Output_section::Input_section::addralign): Use stored alignments
1846 for special input sections if set.
1847 (Output_section::Input_section::set_addralign): New method.
1848 (Output_section::get_input_sections): Change parameter type from
1849 list of Simple_input_section to list of Input_section.
1850 (Output_section::add_script_input_section): Rename from
1851 Output_section::add_simple_input_section. Change first parameter's
1852 type from Simple_input_section to Input_section and remove the
1853 second and third parameters.
1854 * script-sections.cc (Input_section::Input_section_list): Change
1855 type to list of Output_section::Input_section/
1856 (Input_section_info::Input_section_info): Change parameter type of
1857 INPUT_SECTION to Output_section::Input_section.
1858 (Input_section_info::input_section): Change return type.
1859 (Input_section_info::input_section_): Change type to
1860 Output_section::Input_section.
1861 (Output_section_element_input::set_section_addresses): Adjust code
1862 to use Output_section::Input_section instead of
1863 Output_section::Simple_input_section. Adjust code for renaming
1864 of Output_section::add_simple_input_section.
1865 (Orphan_output_section::set_section_addresses): Ditto.
1866
e1e82ea4
RW		 18672010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1868
1869 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1870 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1871
91e75c8a
RÁE		 18722010-05-18 Rafael Espindola <espindola@google.com>
1873
1874 * options.cc (General_options::finalize): Handle -nostdlib.
1875 * options.h (nostdlib): New option.
1876 * script.cc (script_add_search_dir): Handle -nostdlib.
1877
da59ad79
DK		 18782010-05-12 Doug Kwan <dougkwan@google.com>
1879
1880 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1881 attributes section only if there no attributes section after merging.
1882 (Target_arm::merge_object_attributes): Move value of
e1df38aa 1883 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 1884 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1885 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1886 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1887 and arm_attr_merge_7.stdout.
1888 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1889 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1890 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1891 arm_attr_merge_7b.o): New rules.
1892 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1893 arm_attr_merge_7
1894 * testsuite/Makefile.in: Regenerate.
1895 * testsuite/arm_attr_merge.sh: New file.
1896 * testsuite/arm_attr_merge_[67][ab].s: Same.
1897
3e01a7fd
NC		 18982010-05-05 Nick Clifton <nickc@redhat.com>
1899
1900 * po/es.po: Updated Spanish translation.
1901
7ad2014a
L		 19022010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1903
1904 * Makefile.am (install-exec-local): Properly install gold as
1905 default cross linker.
1906 * Makefile.in: Regenerated.
1907
4fda8867
NC		 19082010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1909 Nick Clifton <nickc@redhat.com>
1910
1911 * configure.ac (install_as_default): Define and set to false
1912 unless --enable-gold or --enable-gold=both/gold has been
1913 specified.
1914 * configure: Regenerate.
1915
1916 * Makefile.am (install-exec-local): Install the executable as
1917 'ld.gold'. If install_as_default is true then also install it as
1918 'ld'.
1919 * Makefile.in: Regenerated.
1920
bd288ea2
ILT		 19212010-04-24 Ian Lance Taylor <iant@google.com>
1922
1923 * layout.cc (Layout::layout_reloc): In relocatable link don't
1924 combine reloc sections for grouped sections.
1925
ef38fd8a
ST		 19262010-04-23 Sriraman Tallam <tmsriram@google.com>
1927
1928 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1929 sections that are not ordinary to icf.
1930 * icf.cc (get_section_contents): Handle relocation pointing to section
1931 with no object or shndx information.
1932 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1933 * testsuite/Makefile.in: Regenerate.
1934 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1935 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1936
f6973bdc
ILT		 19372010-04-22 Ian Lance Taylor <iant@google.com>
1938
1939 * expression.cc (Expression::Expression_eval_info): Add
1940 result_alignment_pointer field.
1941 (Expression::eval_with_dot): Add result_alignment_pointer
1942 parameter. Change all callers.
1943 (Expression::eval_maybe_dot): Likewise.
1944 (class Binary_expression): Add alignment_pointer parameter to
1945 left_value and right_value. Change all callers.
1946 (BINARY_EXPRESSION): Set result alignment.
1947 (class Trinary_expression): Add alignment_pointer parameter to
1948 arg2_value and arg3_value. Change all callers.
1949 (Trinary_cond::value): Set result alignment.
1950 (Max_expression::value, Min_expression::value): Likewise.
1951 (Align_expression::value): Likewise.
1952 * script-sections.cc (class Sections_element): Add dot_alignment
1953 parameter to set_section_addresses virtual function. Update
1954 instantiations.
1955 (class Output_section_element): Likewise.
1956 (Script_sections::create_segments): Add dot_alignment parameter.
1957 Change all callers.
1958 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1959 (Script_sections::set_phdrs_clause_addresses): Likewise.
1960 * script-sections.h: Update declarations.
1961 * script.h: Update declarations.
1962 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1963 min_p_align.
1964 * testsuite/script_test_3.t: Set large alignment.
1965 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1966 segment has expected alignment.
1967
9c9c98a5
NC		 19682010-04-22 Nick Clifton <nickc@redhat.com>
1969
1970 * po/gold.pot: Updated by the Translation project.
1971 * po/vi.po: Updated Vietnamese translation.
1972
2253bfba
L		 19732010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1974
1975 * testsuite/Makefile.am (check_PROGRAMS): Add
1976 icf_virtual_function_folding_test.
1977 * testsuite/Makefile.in: Regenerated.
1978
85fdf906
AH		 19792010-04-15 Andrew Haley <aph@redhat.com>
1980
1981 * options.h (merge_exidx_entries): New option.
1982 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1983 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1984 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1985 (Target_arm::merge_exidx_entries): New function.
1986 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1987 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1988 to Arm_exidx_fixup constructor.
1989 Add new arg, merge_exidx_entries.
1990 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1991 Arm_output_section::fix_exidx_coverage.
1992
ce97fa81
ST		 19932010-04-18 Sriraman Tallam <tmsriram@google.com>
1994
1995 * icf.cc (get_section_contents): Check for preemptible functions.
1996 Ignore addend when appropriate.
1997 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1998 section folded.
1999 (add_from_relobj): Check for section folded.
2000 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2001 * symtab.h (should_add_dynsym_entry): Add new parameter.
2002 * target-reloc.h (scan_relocs): Check for section folded.
2003 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2004 Check reloc types for function pointers in shared objects.
2005 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2006 case.
2007 (icf_preemptible_functions_test): New test case.
2008 (icf_string_merge_test): New test case.
2009 * testsuite.Makefile.in: Regenerate.
2010 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2011 bar_glob. Refactor code.
2012 * testsuite/icf_preemptible_functions_test.cc: New file.
2013 * testsuite/icf_preemptible_functions_test.sh: New file.
2014 * testsuite/icf_string_merge_test.cc: New file.
2015 * testsuite/icf_string_merge_test.sh: New file.
2016 * testsuite/icf_virtual_function_folding_test.cc: New file.
2017 * testsuite/icf_virtual_function_folding_test.sh: New file.
2018
04ceb17c
DK		 20192010-04-14 Doug Kwan <dougkwan@google.com>
2020
2021 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2022 for local symbol recounting if we remove a section due to ICF.
2023 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2024 there are no regular objects in input.
2025
153e7da4
DK		 20262010-04-13 Doug Kwan <dougkwan@google.com>
2027
2028 * arm.cc (Arm_input_section::set_final_data_size): Compute
2029 accurate final data size instead of using current data size.
2030
4dbd9faf
DK		 20312010-04-09 Doug Kwan <dougkwan@google.com>
2032
2033 * layout.cc (Layout::choose_output_section): Handle script section
2034 types.
2035 (Layout::make_output_section_for_script): Add section type parameter.
2036 Handle script section types.
2037 * layout.h (Layout::make_output_section_for_script): Add section
2038 type parameter.
2039 * output.cc (Output_section::Output_section): Initialize data member
2040 is_noload_.
2041 (Output_section::do_reset_address_and_file_offset): Do not set address
2042 to 0 if section is a NOLOAD section.
2043 * output.h (Output_section::is_noload): New method.
2044 (Output_section::set_is_noload): Ditto.
2045 (Output_section::is_noload_): New data member.
2046 * script-c.h (Script_section_type): New enum type.
2047 (struct Parser_output_section_header): Add new file section_type.
2048 * script-sections.cc (Sections_element::output_section_name): Add
2049 parameter for returning script section type.
2050 (Output_section_definition::output_section_name): Ditto.
2051 (Output_section_definition::section_type)P; New method.
2052 (Output_section_definiton::script_section_type_name): Ditto.
2053 (Output_section_definition::script_section_type_): New data member.
2054 (Output_section_definition::Output_section_definition): Initialize
2055 data member Output_section_definition::script_section_type_.
2056 (Output_section_definition::create_sections): Pass script section type
2057 to Layout::make_output_section_for_script.
2058 (Output_section_definition::output_section_name): Return script
2059 section type to caller.
2060 (Output_section_definition::set_section_address): Do not advance
2061 dot value and load address if section type is NOLOAD. Set address
2062 of NOLOAD sections regardless of section flags.
2063 (Output_section_definition::print): Print section type if it is
2064 not SCRIPT_SECTION_TYPE_NONE.
2065 (Output_section_definition::section_type): New method.
2066 (Output_section_definition::script_section_type_name): Ditto.
2067 (Script_sections::output_section_name): Add new parameter
2068 PSECTION_TYPE for returning script section type. Pass it to
2069 section elements. Handle discard sections.
2070 (Sort_output_sections::operator()): Handle NOLOAD sections.
2071 * script-sections.h (Script_sections::Section_type): New enum type.
2072 (Script_sections::output_section_name): Add a new parameter for
2073 returning script section type.
2074 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2075 INFO and NOLOAD.
2076 * yyscript.y (union): Add new field SECTION_TYPE.
2077 (COPY, DSECT, INFO, NOLOAD): New tokens.
2078 (opt_address_and_section_type): Change type to output_section_header.
2079 (section_type): New non-terminal
2080 (section_header): Handle section type.
2253bfba 2081 (opt_address_and_section_type): Return section type value.
4dbd9faf 2082
721ea635
L		 20832010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2084
2085 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2086 * testsuite/plugin_common_test_2.c (foo): Likewise.
2087
6bf924b0
DK		 20882010-04-08 Doug Kwan <dougkwan@google.com>
2089
2090 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2091 Output_merge_data.
2092 * output.cc (Output_section::add_merge_input_section): Simplify
2093 code and return status of Output_merge_base::add_input_section.
e1df38aa 2094 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2095 returns true.
2096
24af6f92
DK		 20972010-04-07 Doug Kwan <dougkwan@google.com>
2098
2099 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2100 if section is marked as containing instructions but has no mapping
2101 symbols.
2102 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2103 correct section index.
2104 (Arm_relobj::find_linked_text_section): Ditto.
2105
00698fc5
CC		 21062010-04-07 Cary Coutant <ccoutant@google.com>
2107
2108 * archive.cc (include_member): Destroy Read_symbols_data object before
2109 releasing file.
2110 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2111 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2112 (Read_symbols_data::~Read_symbols_data) New destructor.
2113 (Section_relocs::Section_relocs) New constructor.
2114 (Section_relocs::~Section_relocs) New destructor.
2115 (Read_relocs_data::Read_relocs_data) New constructor.
2116 (Read_relocs_data::~Read_relocs_data) New destructor.
2117 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2118 pointers to NULL after deleting.
2119
7296d933
DK		 21202010-04-07 Doug Kwan <dougkwan@google.com>
2121
2122 * arm.cc: Replace "endianity" with "endianness" in comments.
2123 (Arm_exidx_cantunwind): Ditto.
2124 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2125 (Arm_relobj::merge_flags_and_attributes): New method.
2126 (Arm_relobj::merge_flags_and_attributes_): New data member.
2127 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2128 (Arm_relobj::scan_sections_for_stubs): Ditto.
2129 (Arm_relobj::do_read_symbols): Check to see if we really want to
2130 merge processor-specific flags and attributes. Exit early if
2131 an object is empty except for section names and the undefined symbol.
2132 (Target_arm::do_finalize_sections): Move check for ELF format to
2133 Arm_relobj::do_read_symbols. Merge processor specific flags and
2134 attributes from a regular object only when we have determined that
2135 it is aapropriate. Do not create an .ARM.attributes section in
2136 output if there is no regular input object.
2137 (Target_arm::merge_processor_specific_flags): Check
2138 --warn-mismatch before printing any error.
2139 (Target_arm::merge_object_attributes): Ditto.
2140 * gold.cc (queue_middle_tasks): Handle the case in which there is
2141 no regular object in input.
2142 * options.cc (General_options::parse_EB): New method.
2143 (General_options::parse_EL): Same.
2144 (General_options::General_options): Initialize endianness_.
2145 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2146 New options.
2147 (General_options::Endianness): New enum.
2148 (General_options::endianness): New method.
2149 (General_options::endianness_): New data member.
2150 * parameters.cc (Parameters::set_options): Check target endianness.
2151 (Parameters::set_target_once): Ditto.
2152 (Parameters::check_target_endianness): New method.
2153 (parameters_force_valid_target): If either -EL or -EB is specified,
2154 use it to define endianness of default target.
2155 * parameters.h (Parameters::check_target_endianness): New method
2156 declaration.
2157 * target.h (class Target): Change "endianity" to "endianness"
2158 in comments.
2159
efc8d4f2
RW		 21602010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2161
2162 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2163 * configure: Regenerate.
2164 * Makefile.in: Regenerate.
2165 * testsuite/Makefile.in: Regenerate.
2166
be234d88
CC		 21672010-04-06 Cary Coutant <ccoutant@google.com>
2168
2169 gcc PR lto/42757
2170 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2171 prevailing definitions of common symbols.
2172 * testsuite/plugin_test_6.sh: New test case.
2173 * testsuite/plugin_common_test_1.c: New test case.
2174 * testsuite/plugin_common_test_2.c: New test case.
2175 * testsuite/Makefile.am (plugin_test_6): New test case.
2176 * testsuite/Makefile.in: Regenerate.
2177
bd32c6bd
NC		 21782010-04-06 Nick Clifton <nickc@redhat.com>
2179
2180 * po/vi.po: New Vietnamese translation.
2181
323c532f
DK		 21822010-03-30 Doug Kwan <dougkwan@google.com>
2183
2184 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2185
4fcd97eb
DK		 21862010-03-25 Doug Kwan <dougkwan@google.com>
2187
2188 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2189 to avoid a conversion warning on a 32-bit host.
2190
4ebf39db
ILT		 21912010-03-24 Ian Lance Taylor <iant@google.com>
2192
2193 * testsuite/script_test_3.t: Add a TLS segment.
2194 * testsuite/Makefile.am (check_PROGRAMS): Add
2195 tls_phdrs_script_test.
2196 (tls_phdrs_script_test_SOURCES): Define.
2197 (tls_phdrs_script_test_DEPENDENCIES): Define.
2198 (tls_phdrs_script_test_LDFLAGS): Define.
2199 (tls_phdrs_script_test_LDADD): Define.
2200 * testsuite/Makefile.in: Rebuild.
2201
4a599bdd
CC		 22022010-03-23 Cary Coutant <ccoutant@google.com>
2203
2204 * fileread.cc (find_or_make_view): Fix comment.
2205
6c93b22c
ILT		 22062010-03-23 Ian Lance Taylor <iant@google.com>
2207
2208 * script-sections.cc (class Orphan_section_placement): Define
2209 PLACE_TLS and PLACE_TLS_BSS.
2210 (Orphan_section_placement::Orphan_section_placement): Initialize
2211 new places.
2212 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2213 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2214 (tls_script_test_SOURCES): Define.
2215 (tls_script_test_DEPENDENCIES): Define.
2216 (tls_script_test_LDFLAGS): Define.
2217 (tls_script_test_LDADD): Define.
2218 * testsuite/Makefile.in: Rebuild.
2219
a2c7281b
DK		 22202010-03-22 Doug Kwan <dougkwan@google.com>
2221
2222 * arm.cc (Arm_relocate_functions::abs8,
2223 Arm_relocate_functions::abs16): Use correct check for overflow
2224 specified in the ARM ELF specs.
2225 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2226 target of a BLX instruction specially.
2227 (Reloc_stub::stub_type_for_reloc): Ditto.
2228 (Relocate::relocate): Use symbolic names instead of numeric relocation
2229 codes to report error.
2230 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2231 workaround.
2232 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2233 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2234 thumb2_blx_out_of_range.stdout
2235 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2236 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2237 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2238 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2239 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2240 thumb2_blx_in_range, thumb2_blx_in_range.o,
2241 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2242 thumb2_blx_out_of_range.o): New rules.
2243 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2244 thumb2_blx_in_range and thumb2_blx_out_of_range.
2245 * testsuite/Makefile.in: Regenerate.
2246 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2247 * testsuite/thumb_blx_in_range.s: New file.
2248 * testsuite/thumb_blx_out_of_range.s: New file.
2249
b0193076
RÁE		 22502010-03-22 Rafael Espindola <espindola@google.com>
2251
2252 * archive.cc (Should_include): Move to archive.h.
2253 (should_include_member): Make it a member of Archive.
2254 (Lib_group): New.
2255 (Add_lib_group_symbols): New.
2256 * archive.h: Include options.h.
2257 (Archive_member): Moved from Archive.
2258 (Should_include): Moved from archive.cc.
2259 (Lib_group): New.
2260 (Add_lib_group_symbols): New.
2261 * dynobj.cc (do_should_include_member): New.
2262 * dynobj.h (do_should_include_member): New.
2263 * gold.cc (queue_initial_tasks): Update call to queue.
2264 * main.cc (main): Print lib group stats.
2265 * object.cc (do_should_include_member): New.
2266 * object.h: Include archive.h.
2267 (Object::should_include_member): New.
2268 (Object::do_should_include_member): New.
2269 (Sized_relobj::do_should_include_member): New.
2270 * options.cc (General_options::parse_start_lib): New.
2271 (General_options::parse_end_lib): New.
2272 (Input_arguments::add_file): Handle lib groups.
2273 (Input_arguments::start_group): Check we are not in a lib.
2274 (Input_arguments::start_lib): New.
2275 (Input_arguments::end_lib): New.
2276 * options.h (General_options): Add start_lib and end_lib.
2277 (Input_argument::lib_): New.
2278 (Input_argument::lib): New.
2279 (Input_argument::is_lib): New.
2280 (Input_file_lib): New.
2281 (Input_arguments::in_lib_): New.
2282 (Input_arguments::in_lib): New.
2283 (Input_arguments::start_lib): New.
2284 (Input_arguments::end_lib_): New.
2285 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2286 in unused members as preempted.
2287 (Sized_pluginobj::do_should_include_member): New.
2288 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2289 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2290 return the blocker.
2291 (Read_symbols::do_whole_lib_group): New.
2292 (Read_symbols::do_lib_group): New.
2293 (Read_symbols::do_read_symbols): Handle lib groups.
2294 (Read_symbols::get_name): Handle lib groups.
2295 * readsyms.h (Read_symbols): Add an archive member pointer.
2296 (Read_symbols::do_whole_lib_group): New.
2297 (Read_symbols::do_lib_group): New.
2298 (Read_symbols::member_): New.
2299 * script.cc (read_input_script): Update call to queue_soon.
2300
d099120c
DK		 23012010-03-19 Doug Kwan <dougkwan@google.com>
2302
2303 * arm.cc (Stub_table::Stub_table): Initialize new data members
2304 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2305 (Stub_table::add_reloc_stub): Assign stub offset and update
2306 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2307 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2308 New data members.
2309 (Stub_table::update_data_size_and_addralign): Use
2310 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2311 instead of going over all reloc stubs.
2312 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2313 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2314 Stringpool_template::offset_ to size of Stringpool_char.
2315 (Stringpool_template::new_key_offset): Remove code to initialize
2316 Stringpool_template::offset_.
2317 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2318 Stringpool_template::offset_ to zero.
2319
1aa37384
DK		 23202010-03-15 Doug Kwan <dougkwan@google.com>
2321
2322 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2323 offset_.
2324 (Stringpool_template::new_key_offset): New method.
2325 (Stringpool_template::add_string): Assign offsets when adding new
2326 strings.
2327 (Stringpool_template::set_string_offsets): Do not set string offsets
2328 when not optimizing.
2329 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2330 member size_.
2331 (Chunked_vector::clear): Clear size_.
2332 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2333 (Chunked_vector::size): Return size_.
2334 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 2335 (Chunked_vector::size_): New data member.
1aa37384
DK		 2336 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2337 (Stringpool_template::new_key_offset): New method declaration.
2338 (Stringpool_template::offset_): New data member.
2339
b672b057
RÁE		 23402010-03-15 Rafael Espindola <espindola@google.com>
2341
2342 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2343 Add_symbols' constructor.
2344 * readsyms.h (Add_symbols): Remove the input_group member.
2345
b6848d3c
ILT		 23462010-03-10 Ian Lance Taylor <iant@google.com>
2347
2348 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2349 target to ask whether a reference to a symbol requires a stack
2350 split.
2351 * target.h (Target::is_call_to_non_split): New function.
2352 (Target::do_is_call_to_non_split): Declare virtual function.
2353 * target.cc: Include "symtab.h".
2354 (Target::do_is_call_to_non_split): New function.
2355 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2356
a2a5469e
CC		 23572010-03-10 Cary Coutant <ccoutant@google.com>
2358
2359 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2360 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2361 (File_read::open[2]): Add whole_file_view_ to list of views.
2362 (File_read::make_view): Remove test of whole_file_view_.
2363 (File_read::find_or_make_view): Create whole_file_view_ if
2364 necessary.
2365 (File_read::clear_views): Replace bool parameter with enum;
2366 adjust all callers. Don't delete views with permanent data;
2367 do delete cached views and views from archives if
2368 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2369 if clearing the corresponding view.
2370 * fileread.h (File_read::Clear_views_mode): New enum.
2371 (File_read::View::is_permanent_view): New method.
2372 (File_read::clear_views): Replace bool parameter
2373 with enum; adjust all callers.
2374 * options.h (General_options): Change keep_files_mapped option;
2375 add map_whole_files.
2376 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2377 releasing the file.
2378 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2379 the file.
2380
8861f32b
DM		 23812010-03-10 David S. Miller <davem@davemloft.net>
2382
2383 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2384
d62d0f5f
ST		 23852010-03-09 Sriraman Tallam <tmsriram@google.com>
2386
2387 * icf.cc (get_section_contents): Add '@' marker after processing the
2388 merge reloc.
2389
9177756d
DK		 23902010-03-08 Doug Kwan <dougkwan@google.com>
2391
2392 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2393 due to a conversion warning.
2394 (Arm_relobj::update_output_local_symbol_count): Check for local
2395 symbol with unset output index.
2396
9e9e071b
ILT		 23972010-03-05 Ian Lance Taylor <iant@google.com>
2398
2399 * options.h (class General_options): Add --spare-dynamic-tags.
2400 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2401 --spare-dynamic-tags.
2402
a81ee015
ILT		 24032010-03-05 Ian Lance Taylor <iant@google.com>
2404
2405 * incremental.cc: Include "libiberty.h".
2406
44ec90b9
RO		 24072010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2408
2409 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2410 function, is_info_ member.
2411 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2412 (Versions::Versions): Update caller.
2413 (Versions::define_base_version): Likewise.
2414 (Versions::add_def): Likewise.
2415
0897ed3b
ST		 24162010-03-03 Sriraman Tallam <tmsriram@google.com>
2417
2418 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2419 (Scan::possible_function_pointer_reloc): New function.
2420 (Scan::local_reloc_may_be_function_pointer): Change to call
2421 possible_function_pointer_reloc.
2422 (Scan::global_reloc_may_be_function_pointer): Ditto.
2423 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2424 relocations in ".data.rel.ro._ZTV" section.
2425 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2426 * testsuite/icf_safe_so_test.cc: Ditto.
2427 * testsuite/icf_safe_test.cc: Ditto.
2428 * testsuite/icf_safe_test.sh: Ditto.
2429
d3bbad62
ILT		 24302010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2431 Ian Lance Taylor <iant@google.com>
2432
2433 * target-reloc.h (relocate_section): Check the symbol table index
2434 for -1U before setting the local symbol index.
2435 (scan_relocatable_relocs): If copying the relocation, record that
2436 the local symbol is required.
2437 * object.h (Symbol_value::is_output_symtab_index_set): New
2438 function.
2439 (Symbol_value::may_be_discarded_from_output_symtab): New
2440 function.
2441 (Symbol_value::has_output_symtab_entry): New function.
2442 (Symbol_value::needs_output_symtab_entry): Remove.
2443 (Symbol_value::output_symtab_index): Make sure the symbol index is
2444 set.
2445 (Symbol_value::set_output_symtab_index): Make sure the symbol
2446 index is not set. Make sure the new index is valid.
2447 (Symbol_value::set_must_have_output_symtab_entry): New function.
2448 (Symbol_value::has_output_dynsym_entry): New function.
2449 (Symbol_value::set_output_dynsym_index): Make sure the new index
2450 is valid.
2451 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2452 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2453 local symbol if permitted.
2454 (Sized_relobj::do_finalize_local_symbols): Call
2455 is_output_symtab_index_set rather than needs_output_symtab_entry.
2456 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2457 rather than needs_output_symtab_entry. Call
2458 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2459 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2460 is_output_symtab_index_set rather than needs_output_symtab_entry.
2461 * testsuite/discard_locals_relocatable_test.c: New file.
2462 * testsuite/discard_locals_test.sh: Test -r.
2463 * testsuite/Makefile.am (check_DATA): Add
2464 discard_locals_relocatable_test1.syms,
2465 discard_local_relocatable_test2.syms.
2466 (MOSTLYCLEANFILES): Likewise. Also add
2467 discard_locals_relocatable_test1.lout and
2468 discard_locals_relocatable_test2.out.
2469 (discard_locals_relocatable_test1.syms): New target.
2470 (discard_locals_relocatable_test.o): New target.
2471 (discard_locals_relocatable_test1.out): New target.
2472 (discard_locals_relocatable_test2.syms): New target.
2473 (discard_locals_relocatable_test2.out): New target.
2474 (various): Add missing ../ld-new dependencies.
2475 * testsuite/Makefile.in: Rebuild.
2476
7e8ccf26
NC		 24772010-03-03 Nick Clifton <nickc@redhat.com>
2478
2479 * po/fi.po: New Finnish translation.
2480
2a0ff005
DK		 24812010-03-01 Doug Kwan <dougkwan@google.com>
2482
2483 * layout.cc (Layout::Layout): Force section types of .init_array*,
2484 .preinit_array* and .fini_array* sections.
2485 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2486 Fix check of return value of std::string::find.().
2487 (Output_section::Input_section_sort_compare::operator()): Remove
2488 comment about .init_array.
2489 (Output_section::Input_section_sort_init_fini_compare::operator()):
2490 New method.
2491 (Output_section::sort_attached_input_sections): Handle .init_array
2492 and .fini_array specially.
2493 * output.h (Output_section::Inut_section_sort_compare): Update
2494 comment.
2495 (Output_section::Input_section_sort_init_fini_compare): New struct.
2496
c3e4ae29
DK		 24972010-02-26 Doug Kwan <dougkwan@google.com>
2498
2499 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2500 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2501 * testsuite/debug_msg.sh: Avoid matching source line number for
2502 use of global variable undef_int.
2503
2fd9ae7a
DK		 25042010-02-26 Doug Kwan <dougkwan@google.com>
2505
2506 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2507 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2508 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2509 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2510 * options.cc (General_options::General_options): Initialize member
2511 fix_v4bx_.
2512 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2513 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2514 and rm_no_fix_v4bx.stdout
2515 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2516 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2517 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2518 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2519 and arm_no_fix_v4bx.
2520 * Makefile.in: Regenerate.
2521 * testsuite/arm_fix_v4bx.s: New file.
2522 * testsuite/arm_fix_v4bx.sh: Ditto.
2523
67ec7d0b
DK		 25242010-02-24 Doug Kwan <dougkwan@google.com>
2525
2526 * arm.cc (Target_arm::got_section): Make the .got section the first
2527 non RELRO section in the data segment.
2528 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2529 suffixes of section names.
2530
10165461
DK		 25312010-02-24 Doug Kwan <dougkwan@google.com>
2532
2533 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2534 flags and attributes merging if an input file is a binary file.
2535 * fileread.cc (Input_file::open): Record format of original file.
2536 * fileread.h (Input_file::Format): New enum type.
2537 (Input_file::Input_file): Initialize data member format_.
2538 (Input_file::format): New method definition.
2539 (Input_file::format_):: New data member.
2540
4a54abbb
DK		 25412010-02-24 Doug Kwan <dougkwan@google.com>
2542
2543 * arm.cc (Arm_output_data_got): New class.
2544 (ARM_TCB_SIZE): New constant
2545 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2546 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2547 If user uses a script with a SECTIONS clause, issue only a warning
2548 for a misplaced EXIDX input section. Otherwise, issue an error.
2549 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2550 garbage collection.
2551 (Target_arm::got_mode_index_entry): Handle static linking.
2552 (Target_arm::Scan::local): Ditto.
2553 (Target_arm::Scan::global): Ditto.
2554 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2555 all incorrectly implemented relocations.
e1df38aa 2556 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 2557 Arm_output_section::fix_exidx_coverage.
2558 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2559 from ".ARM.exidx." and ".ARM.extab.".
2560
ca419a6f
ILT		 25612010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2562
2563 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2564 section if it does not already exist.
2565 * attributes.cc (Attributes_section_data::Attributes_section_data):
2566 Don't crash if size is zero.
2567
135b9c78
ILT		 25682010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2569 Ian Lance Taylor <iant@google.com>
2570
2571 * gold.cc (queue_middle_tasks): If no input files were opened,
2572 exit.
2573 * workqueue.h (Task_function::Task_function): Assert that there is
2574 a blocker.
2575
bb0bfe4f
DK		 25762010-02-22 Doug Kwan <dougkwan@google.com>
2577
2578 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2579 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2580 types to avoid warnings due to different uint64_t implementations
2581 on different hosts.
2582
2a2b6d42
DK		 25832010-02-21 Doug Kwan <dougkwan@google.com>
2584
2585 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2586 handling of the maximum backward branch offset.
2587 (Arm_relocate_functions::thumb_branch_common): Ditto.
2588 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2589 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 2590 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 2591 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2592 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2593 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2594 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2595 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2596 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2597 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2598 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2599 thumb2_bl_out_of_range.o): New rules.
2600 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2601 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2602 thumb2_bl_out_of_range
2603 * testsuite/Makefile.in: Regenerate.
2604 * testsuite/arm_bl_in_range.s: New file.
2605 * testsuite/arm_bl_out_of_range.s: Ditto.
2606 * testsuite/arm_branch_in_range.sh: Ditto.
2607 * testsuite/arm_branch_range.t: Ditto.
2608 * testsuite/thumb2_branch_range.t: Ditto.
2609 * testsuite/thumb_bl_in_range.s: Ditto.
2610 * testsuite/thumb_bl_out_of_range.s: Ditto.
2611 * testsuite/thumb_branch_range.t: Ditto.
2612
b487ad64
ST		 26132010-02-20 Sriraman Tallam <tmsriram@google.com>
2614
2615 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2616 Add reloc offset information.
2617 * icf.cc (get_section_contents): Change iterators to point to the new
2618 vectors. Add reloc offset information to the contents.
2619 * icf.h (Icf::Sections_reachable_info): New typedef.
2620 (Icf::Sections_reachable_list): New typedef.
2621 (Icf::Offset_info): New typedef.
2622 (Icf::Reloc_info): New struct typedef.
2623 (Icf::Reloc_info_list): New typedef.
2624 (Icf::symbol_reloc_list): Delete method.
2625 (Icf::addend_reloc_list): Delete method.
2626 (Icf::section_reloc_list): Delete method.
2627 (Icf::reloc_info_list): New method.
2628 (Icf::reloc_info_list_): New member.
2629
f96accdf
DK		 26302010-02-19 Doug Kwan <dougkwan@google.com>
2631
2632 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2633 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2634 * arm.cc (Arm_relocation_functions): New forward declaration.
2635 (Target_arm::Target_arm): Initialize new data members
2636 got_mod_index_offset_ and tls_base_symbol_defined_.
2637 (Target_arm::Relocate::relocate_tls): New method.
2638 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2639 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2640 New methods.
2641 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2642 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2643 (Target_arm::got_mod_index_offset_,
2644 Target_arm::tls_base_symbol_defined_): New data members.
2645 (Target_arm::Scan::local, Target::Scan::global,
2646 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2647 relocations.
2648
c8761b9a
DK		 26492010-02-18 Doug Kwan <dougkwan@google.com>
2650
2651 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2652 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2653 text section as a parameter becuase some broken tools may not set
2654 the link in section header.
2655 (Target_arm::has_got_section): New method.
2656 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2657 without any mapping symbol as data only. Remove warning.
2658 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2659 link in its section header, try to discover the link by inspecting the
2660 REL31 relocation at the beginning of the section.
2661 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2662 in error message.
2663 (Target_arm::Scan::global): Treat any reference to the symbol
2664 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2665
21bb3914
ST		 26662010-02-12 Sriraman Tallam <tmsriram@google.com>
2667
2668 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2669 (Scan::global_reloc_may_be_function_pointer): New function.
2670 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2671 (Scan::global_reloc_may_be_function_pointer): New function.
2672 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2673 (Scan::global_reloc_may_be_function_pointer): New function.
2674 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2675 (Scan::global_reloc_may_be_function_pointer): New function.
2676 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2677 (Scan::global_reloc_may_be_function_pointer): New function.
2678 (Scan::possible_function_pointer_reloc): New function.
2679 (Target_x86_64::can_check_for_function_pointers): New function.
2680 * gc.h (gc_process_relocs): Scan relocation types to determine if
2681 function pointers were taken for targets that support it.
2682 * icf.cc (Icf::find_identical_sections): Include functions for
2683 folding in safe ICF whose pointer is not taken.
2684 * icf.h (Secn_fptr_taken_set): New typedef.
2685 (fptr_section_id_): New member.
2686 (section_has_function_pointers): New function.
2687 (set_section_has_function_pointers): New function.
2688 (check_section_for_function_pointers): New function.
2689 * options.h: Fix comment for safe ICF option.
2690 * target.h (can_check_for_function_pointers): New function.
2691 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2692 Modify icf_safe_test for X86-64.
2693 * testsuite/Makefile.in: Regenerate.
2694 * testsuite/icf_safe_so_test.cc: New file.
2695 * testsuite/icf_safe_so_test.sh: New file.
2696 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2697 (main): Change to take pointer to function kept_func_3.
2698 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2699 folding is done correctly for X86-64.
2700
0da6fa6c
DM		 27012010-02-12 David S. Miller <davem@davemloft.net>
2702
2703 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2704 is_symbolless parameter.
2705 (Output_reloc<SHT_REL>::is_symbolless): New.
2706 (Output_reloc<SHT_REL>::is_symbolless_): New.
2707 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2708 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2709 (Output_reloc<SHT_RELA>::is_symbolless): New.
2710 (Output_data_reloc::add_global): Handle is_symbolless.
2711 (Output_data_reloc::add_global_relative): Likewise.
2712 (Output_data_reloc::add_local): Likewise.
2713 (Output_data_reloc::add_local_relative): Likewise.
2714 (Output_data_reloc::add_symbolless_global_addend): New.
2715 (Output_data_reloc::add_symbolless_local_addend): New.
2716 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2717 is_symbolless.
2718 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2719 instead of ->is_relative_
2720 (Output_reloc::write): Likewise.
2721 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2722 (Output_reloc::write_rel): Simplify.
2723
2724 * sparc.cc (Target_sparc::Scan::local): Use
2725 ->add_symbolless_local_addend as needed.
2726 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2727 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2728 based upon relocation offset.
2729
e4782e83
DK		 27302010-02-11 Doug Kwan <dougkwan@google.com>
2731
2732 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2733 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2734 beginning of function.
2735 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2736 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2737 parameter is_32bit in calls to should_apply_static_reloc.
2738 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2739 (check_DATA): Add arm_abs_global.stdout.
2740 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2741 arm_abs_global.stdout): New rules.
2742 (MOSTLLYCLEANFILES): Add arm_abs_global
2743 * Makefile.in: Regenerate.
2744 * testsuite/arm_abs_global.s: New file.
2745 * testsuite/arm_abs_global.sh: Ditto.
2746 * testsuite/arm_abs_lib.s: Ditto.
2747
93ceb764
ILT		 27482010-02-11 Ian Lance Taylor <iant@google.com>
2749
2750 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2751 Read_relocs task.
2752 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2753 Allocate_commons_task first.
2754 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2755 task, rather than symtab_lock_.
2756 (Gc_process_relocs::~Gc_process_relocs): New function.
2757 (Gc_process_relocs::is_runnable): Check this_blocker_.
2758 (Gc_process_relocs::locks): Use next_blocker_ rather than
2759 blocker_.
2760 (Scan_relocs::~Scan_relocs): New function.
2761 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2762 symtab_lock_.
2763 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2764 next_blocker_.
2765 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2766 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2767 constructor accordingly.
2768 (class Gc_process_relocs): Likewise.
2769 (class Scan_relocs): Likewise.
2770 * common.h (class Allocate_commons_task): Remove symtab_lock_
2771 field, and corresponding constructor parameter.
2772 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2773 symtab_lock_.
2774 (Allocate_commons_task::locks): Likewise.
2775
114dfbe1
ILT		 27762010-02-11 Ian Lance Taylor <iant@google.com>
2777
2778 * gold-threads.h (class Once): Define.
2779 (class Initialize_lock): Rewrite as child of Once.
2780 * gold-threads.cc (class Once_initialize): Define.
2781 (once_pointer_control): New static variable.
2782 (once_pointer, once_arg): New static variables.
2783 (c_run_once): New static function.
2784 (Once::Once, Once::run_once, Once::internal_run): New functions.
2785 (class Initialize_lock_once): Remove.
2786 (initialize_lock_control): Remove.
2787 (initialize_lock_pointer): Remove.
2788 (initialize_lock_once): Remove.
2789 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2790 (Initialize_lock::initialize): Rewrite.
2791 (Initialize_lock::do_run_once): New function.
2792 * archive.cc (Archive::interpret_header): Only clear name if it is
2793 not already empty.
2794 * fileread.cc: Include "gold-threads.h"
2795 (file_counts_lock): New static variable.
2796 (file_counts_initialize_lock): Likewise.
2797 (File_read::release): Only increment counts when using --stats.
2798 Use a lock around the increment.
2799 * parameters.cc (class Set_parameters_target_once): Define.
2800 (set_parameters_target_once): New static variable.
2801 (Parameters::Parameters): Move here from parameters.h.
2802 (Parameters::set_target): Rewrite.
2803 (Parameters::set_target_once): New function.
2804 (Parameters::clear_target): Move here and rewrite.
2805 * parameters.h (class Parameters): Update declarations. Add
2806 set_parameters_target_once_ field.
2807 (Parameters::Parameters): Move to parameters.cc.
2808 (Parameters::clear_target): Likewise.
2809 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2810 task.
2811 (Start_group::~Start_group): New function.
2812 (Start_group::is_runnable): New function.
2813 (Start_group::locks, Start_group::run): New functions.
2814 (Finish_group::run): Change saw_undefined to size_t.
2815 * readsyms.h (class Start_group): Define.
2816 (class Finish_group): Change saw_undefined_ field to size_t.
2817 (Finish_group::Finish_group): Remove saw_undefined and
2818 this_blocker parameters. Change all callers.
2819 (Finish_group::set_saw_undefined): New function.
2820 (Finish_group::set_blocker): New function.
2821 * symtab.h (class Symbol_table): Change saw_undefined to return
2822 size_t. Change saw_undefined_ field to size_t.
2823 * target-select.cc (Set_target_once::do_run_once): New function.
2824 (Target_selector::Target_selector): Initialize set_target_once_
2825 field. Don't initialize lock_ and initialize_lock_ fields.
2826 (Target_selector::instantiate_target): Rewrite.
2827 (Target_selector::set_target): New function.
2828 * target-select.h (class Set_target_once): Define.
2829 (class Target_selector): Update declarations. Make
2830 Set_target_once a friend. Remove lock_ and initialize_lock_
2831 fields. Add set_target_once_ field.
2832
fa17a3f4
ILT		 28332010-02-10 Ian Lance Taylor <iant@google.com>
2834
2835 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2836 queueing any tasks.
2837 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2838 (queue_middle_tasks): Add all blockers before queueing any tasks.
2839 (queue_final_tasks): Likewise.
2840 * token.h (Task_token::add_blockers): New function.
2841 * object.h (Input_objects::number_of_relobjs): New function.
2842
c7177d31
ILT		 28432010-02-10 Ian Lance Taylor <iant@google.com>
2844
5de0e392
ILT		 2845 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2846 shared, not if not position independent.
2847 * x86_64.cc (Relocate::relocate_tls): Likewise.
2848 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2849 (tls_pie_pic_test): New target.
2850 * testsuite/Makefile.in: Rebuild.
2851
c7177d31
ILT		 2852 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2853 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2854 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2855 * testsuite/Makefile.in: Rebuild.
2856
684b268a
DM		 28572010-02-09 David S. Miller <davem@davemloft.net>
2858
2859 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2860 R_SPARC_RELATIVE using ->add_local_relative().
2861 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2862
612a8d3d
DM		 2863 * output.h (Output_data_dynamic::add_section_size): New method
2864 that takes two Output_data objects.
2865 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2866 entry param. Handle it in initializers.
2867 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2868 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2869 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2870 arg.
2871 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2872 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2873 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2874 for dynrel_includes_plt.
2875 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2876 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2877 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2878 before .rela.plt
2879 (Target_sparc::do_finalize_sections): Update to pass true for
2880 dynrel_includes_plt.
2881 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2882 output before .rela.plt
2883 (Target_powerpc::do_finalize_sections): Update to pass true for
2884 dynrel_includes_plt when 32-bit.
2885
cb1be87e
DK		 28862010-02-08 Doug Kwan <dougkwan@google.com>
2887
2888 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2889 method.
2890 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2891 Arm_relobj::scan_section_for_cortex_a8_stubs,
2892 Arm_relobj::do_relocation_section): Instead of calling
2893 Output_section::output_address, use faster
2894 Arm_relobj::simple_input_section_output_address.
2895
705b5121
DM		 28962010-02-08 David S. Miller <davem@davemloft.net>
2897
2898 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2899 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2900 relocation helper function.
2901
024c4466
DM		 2902 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2903 just like R_SPARC_GOT{10,13,22}.
2904 (Target_sparc::Scan::local): Likewise.
2905 (Target_sparc::Relocate:relocate): Likewise.
2906
9109c078
ILT		 29072010-02-06 Ian Lance Taylor <iant@google.com>
2908
2909 * configure.ac: Rewrite targetobjs duplicate removal code to use
2910 only shell constructs.
2911 * configure: Rebuild.
2912
cf846138
DK		 29132010-02-05 Doug Kwan <dougkwan@google.com>
2914
2915 PR 11247
2916 * arm.cc (Arm_relobj::section_is_scannable): New method.
2917 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2918 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2919
6cfaf60b
DK		 29202010-02-04 Doug Kwan <dougkwan@google.com>
2921
2922 PR 11247
2923 * arm-reloc-property.cc (cstdio): Include.
2924 * configure.ac (targetobjs): Remove duplicates.
2925 * configure: Regenerate.
2926 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2927 big and little endian version for a given address size.
2928
5c57f1be
DK		 29292010-02-03 Doug Kwan <dougkwan@google.com>
2930
2931 * arm-reloc-property.cc
2932 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2933 definition.
2934 * arm-reloc-property.h
2935 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2936 New method definition.
2937 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2938 declaration.
2939 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2940 overflow to N.
2941 (GOT_PREL): Change implemented to Y.
2942 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2943 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2944 (Arm_relocate_functions::movw_abs_nc): Remove method.
2945 (Arm_relocate_functions::movt_abs): Ditto.
2946 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2947 (Arm_relocate_functions::thm_movt_abs): Ditto.
2948 (Arm_relocate_functions::movw_rel_nc): Ditto.
2949 (Arm_relocate_functions::movw_rel): Ditto.
2950 (Arm_relocate_functions::movt_rel): Ditto.
2951 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2952 (Arm_relocate_functions:thm_movw_rel): Ditto.
2953 (Arm_relocate_functions:thm_movt_rel): Ditto.
2954 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2955 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2956 New method definitions.
2957 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2958 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2959 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2960 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2961 (Target_arm::Relocate::relocate): Check for non-static or
2962 unimplemented relocation code and exit early. Change calls to
2963 Target_arm::reloc_uses_thumb_bit and
2964 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2965 instead. Refactor code to handle similar relocations to increase
2966 code sharing. Remove check for unsupported relocation code in switch
2967 statement.
2968 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2969 relocation property table to find out size. Change error message to
2970 print out the name of a relocation code instead of the numeric value.
2971 (Target_arm::scan_reloc_for_stub): Use relocation property table
2972 instead of calling Target_arm::reloc_uses_thumb_bit().
2973
218c5831
DK		 29742010-02-02 Doug Kwan <dougkwan@google.com>
2975
2976 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2977 types of relaxed input section.
2978
0d31c79d
DK		 29792010-02-02 Doug Kwan <dougkwan@google.com>
2980
2981 * Makefile.am (HFILES): Add arm-reloc-property.h.
2982 (DEFFILES): New.
2983 (TARGETSOURCES): Add arm-reloc-property.cc
2984 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2985 (libgold_a_SOURCES): $(DEFFILES)
2986 * Makefile.in: Regenerate.
2987 * arm-reloc-property.cc: New file.
2988 * arm-reloc-property.h: New file.
2989 * arm-reloc.def: New file.
2990 * arm.cc: Update comments.
2991 (arm-reloc-property.h): New included header.
2992 (arm_reloc_property_table): New global variable.
2993 (Target_arm::do_select_as_default_target): New method definition.
2994 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2995 arm-reloc-property to targ_extra_obj.
2996 * parameters.cc (set_parameters_target): Call
2997 Target::select_as_default_target().
2998 * target.h (Target::select_as_default_target): New method definition.
2999 (Target::do_select_as_default_target): Same.
3000
546c7457
DK		 30012010-02-01 Doug Kwan <dougkwan@google.com>
3002
3003 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3004 first_output_text_section_.
3005 (Arm_exidx_fixup::first_output_text_section): New method definition.
3006 (Arm_exidx_fixup::first_output_text_section_): New data member.
3007 (Arm_exidx_fixup::process_exidx_section): Record the first text
3008 output section seen.
3009 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3010 and entsize in output section header.
3011
11b861d5
DK		 30122010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3013
3014 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3015 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3016 (Arm_relocate_functions::thm_alu11): New Method.
3017 (Arm_relocate_functions::thm_pc8): New Method.
3018 (Arm_relocate_functions::thm_pc12): New Method.
3019 (Target_arm::Scan::local): Handle the relocations.
3020 (Target_arm::Scan::global): Likewise.
3021 (Target_arm::Relocate::relocate): Likewise.
3022 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3023
c9a2c125
DK		 30242010-01-29 Doug Kwan <dougkwan@google.com>
3025
3026 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3027 of relocation types as ld.
3028
1521477a
DK		 30292010-01-29 Doug Kwan <dougkwan@google.com>
3030
3031 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3032 to public.
3033 (Arm_relocate_functions::thumb_branch_common): Ditto.
3034 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3035 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3036 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3037 Arm_relocate_functions::jump24): Remove.
3038 (Target_arm::Relocate::relocate): Adjust code to call
3039 Arm_relocation_functions::arm_branch_common and
3040 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3041 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3042
e7eca48c
DK		 30432010-01-29 Doug Kwan <dougkwan@google.com>
3044
3045 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3046 output_local_symbol_count_needs_update_.
3047 (Arm_relobj::output_local_symbol_count_needs_update,
3048 Arm_relobj::set_output_local_symbol_count_needs_update,
3049 Arm_relobj::update_output_local_symbol_count): New methods.
3050 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3051 member.
3052 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3053 of pointed function as in a R_ARM_PREL31 relocation.
3054 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3055 for output local symbol count updating.
3056 (Target_arm::do_relax): Update output local symbol counts in objects
3057 if necessary.
3058 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3059
02961d7e
ILT		 30602010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3061
3062 * arm.cc: Added support for the ARM relocations:
3063 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3064 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3065 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3066 movw_prel_nc).
3067 (Arm_relocate_functions::movw_rel): New method.
3068 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3069 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3070 thm_movw_prel_nc).
3071 (Arm_relocate_functions::thm_movw_rel): New method.
3072 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3073 thm_movt_prel).
3074 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3075 relocations.
3076 (Target_arm::Scan::global): Likewise.
3077 (Target_arm::Relocate::relocate): Likewise.
3078 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3079 Likewise.
3080
b10d2873
ILT		 30812010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3082
3083 * arm.cc: Added support for ARM group relocations.
3084 (Target_arm::reloc_needs_sym_origin): New method.
3085 (Arm_relocate_functions::calc_grp_kn): New method.
3086 (Arm_relocate_functions::calc_grp_residual): New method.
3087 (Arm_relocate_functions::calc_grp_gn): New method.
3088 (Arm_relocate_functions::arm_grp_alu): New Method.
3089 (Arm_relocate_functions::arm_grp_ldr): New Method.
3090 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3091 (Arm_relocate_functions::arm_grp_ldc): New Method.
3092 (Target_arm::Scan::local): Handle the ARM group relocations.
3093 (Target_arm::Scan::global): Likewise.
3094 (Target_arm::Relocate::relocate): Likewise.
3095 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3096 Likewise.
3097
2b328d4e
DK		 30982010-01-26 Doug Kwan <dougkwan@google.com>
3099
3100 * arm.cc (set): Include.
3101 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3102 pointer type.
3103 (Arm_output_section::Text_section_list): New type.
3104 (Arm_output_section::append_text_sections_to_list): New method.
3105 (Arm_output_section::fix_exidx_coverage): Ditto.
3106 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3107 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3108 Relobj::set_section_offset() instead of
3109 Sized_relobj::invalidate_section_offset().
3110 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3111 parameter for section headers. Ignore relocation sections for
3112 unallocated sections and EXIDX sections.
3113 (Target_arm::fix_exidx_coverage): New method.
3114 (Target_arm::output_section_address_less_than): New type.
3115 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3116 linked text section instead of the EXIDX section.
3117 (Arm_output_section::create_stub_group): Add an assertion to check
3118 that this is not an EXIDX output section.
3119 (Arm_output_section::append_text_sections_to_list): New method.
3120 (Arm_output_section::fix_exidx_coverage): Ditto.
3121 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3122 Arm_relobj::section_needs_reloc_stub_scanning.
3123 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3124 first pass.
3125 (Target_arm::fix_exidx_coverage): New method.
3126 * object.h (Relobj::set_output_section): New method.
3127 (Sized_relobj::invalidate_section_offset): Remove method.
3128 (Sized_relobj::do_invalidate_section_offset): Remove method.
3129 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3130
c7f3c371
DK		 31312010-01-25 Doug Kwan <dougkwan@google.com>
3132
3133 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3134 Fix warning due to signed and unsigned comparison on a 32-bit host.
3135
8923b24c
DK		 31362010-01-22 Doug Kwan <dougkwan@google.com>
3137
3138 * arm.cc (Target_arm::do_relax): Record an output section for section
3139 offset adjustment it contains any stub table that has changed.
3140 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3141 offsets in an output section if necessary.
3142 * output.cc (Output_section::Output_section): Initialize
3143 section_offsets_need_adjustments_.
3144 (Output_section::add_input_section_for_script): Renamed to
3145 Output_section::add_simple_input_section.
3146 (Output_section::save_states): Add a comment.
3147 (Output_section::discard_states): New method defintion.
3148 (Output_section::adjust_section_offsets): Same.
3149 * output.h (Output_section::add_input_section_for_script): Renamed to
3150 Output_section::add_simple_input_section.
3151 (Output_section::discard_states): New method declaration.
3152 (Output_section::adjust_section_offsets): Same.
3153 (Output_section::section_offsets_need_adjustment,
3154 Output_section::set_section_offsets_need_adjustment): New method
3155 definitions.
3156 (Output_section::section_offsets_need_adjustment_): New data member.
3157 * script-sections.cc
3158 (Output_section_element_input::set_section_address): Adjust code for
3159 renaming of Output_section::add_input_section_for_script.
3160 (Orphan_output_section::set_section_address): Same.
3161
9b2fd367
DK		 31622010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3163
3164 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3165 Fix_v4bx enum values .
3166 * gold/options.h (General_options): New option definitions.
3167 (General_options::fix_v4bx): New method.
3168 (General_options::Fix_v4bx): New enum.
3169 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3170 (General_options::parse_fix_v4bx_interworking): New method.
3171
80d0d023
DK		 31722010-01-22 Doug Kwan <dougkwan@google.com>
3173
3174 * arm.cc (Arm_exidx_fixup): New class.
3175
af2cdeae
DK		 31762010-01-21 Doug Kwan <dougkwan@google.com>
3177
3178 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3179 classes.
3180 (Arm_exidx_section_offset_map): New type.
3181
993d07c1
DK		 31822010-01-21 Doug Kwan <dougkwan@google.com>
3183
3184 * arm.cc (Arm_exidx_input_section): New class.
3185 (Arm_relobj::exidx_input_section_by_link,
3186 Arm_relobj::exidx_input_section_by_shndx,
3187 Arm_relobj::make_exidx_input_section): New methods.
3188 (read_arm_attributes_section): Remove.
3189 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3190 information about them.
3191 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3192 to here.
3193
5ac169d4
DK		 31942010-01-20 Doug Kwan <dougkwan@google.com>
3195
3196 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3197 Input_section_specifier to Section_id.
3198 (Target_arm::new_arm_input_section: Adjust code for change of key
3199 type.
3200 (Target_arm::find_arm_input_section): Ditto.
3201 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3202 (Section_id): Remove.
3203 (Garbage_collection::Section_id_hash): Remove.
3204 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3205 (Section_id): Remove.
3206 (Icf::Section_id_hash): Remove.
3207 * object.h (Section_id, Const_section_id, Section_id_hash,
3208 Const_section_id_hash): New type definitions.
3209 * output.cc (Output_section::add_relaxed_input_section): Change to
3210 use Const_section_id instead of Input_section_specifier as key type.
3211 (Output_section::add_merge_input_section): Ditto.
3212 (Output_section::build_relaxation_map): Change to use Section_id
3213 instead of Input_section_specifier as key type.
3214 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3215 Ditto.
3216 (Output_section::convert_input_sections_to_relaxed_sections): Change
3217 to use Const_section_id instead of Input_section_specifier as key type.
3218 (Output_section::find_merge_section): Ditto.
3219 (Output_section::find_relaxed_input_section): Ditto.
3220 * output.h (Input_section_specifier): Remove class.
3221 (Output_section::Output_section_data_by_input_section_map): Change
3222 key type to Const_section_id.
3223 (Output_section::Output_relaxed_input_section_by_input_section_map):
3224 Ditto.
3225 (Output_section::Relaxation_map): Change key type to Section_id.
3226
a2162063
ILT		 32272010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3228
3229 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3230 (class Arm_v4bx_stub): New class.
3231 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3232 (Stub_factory::make_arm_v4bx_stub): New method.
3233 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3234 (Stub_table::empty): Handle v4bx stubs.
3235 (Stub_table::add_arm_v4bx_stub): New method.
3236 (Stub_table::find_arm_v4bx_stub): New method.
3237 (Arm_relocate_functions::v4bx): New method.
3238 (Target_arm::fix_v4bx): New method.
3239 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3240 (Stub_table::relocate_stubs): Likewise.
3241 (Stub_table::do_write): Likewise.
3242 (Stub_table::update_data_size_and_addralign): Likewise.
3243 (Stub_table::finalize_stubs): Likewise.
3244 (Target_arm::Scan::local): Likewise.
3245 (Target_arm::Scan::global): Likewise.
3246 (Target_arm::do_finalize_sections): Likewise.
3247 (Target_arm::Relocate::relocate): Likewise.
3248 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3249 Likewise.
3250 (Target_arm::scan_reloc_for_stub): Likewise.
3251 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3252
5696ab0b
ILT		 32532010-01-19 Ian Lance Taylor <iant@google.com>
3254
3255 * output.cc (Output_section_headers::do_sized_write): Write large
3256 segment count to sh_info field.
3257 (Output_file_header::do_sized_write): For large segment count,
3258 write PN_XNUM to e_phnum field.
3259
800d0f56
ILT		 32602010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3261
3262 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3263 (Arm_relocate_functions::thm_jump8): New function.
3264 (Arm_relocate_functions::thm_jump11): New function.
3265 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3266 R_ARM_THM_JUMP11.
3267 (Target_arm::Scan::global): Likewise.
3268 (Target_arm::Relocate::relocate): Likewise.
3269 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3270 Likewise.
3271
41263c05
DK		 32722010-01-14 Doug Kwan <dougkwan@google.com>
3273
3274 * arm.cc (map, utility): Include headers.
3275 (Target_arm::apply_cortex_a8_workaround): New method.
3276 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3277 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3278 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3279 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3280 the --[no-]fix-cortex-a8 command line options.
3281 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3282 (Target_arm::relocate_stub): Use addend in instruction template.
3283 * options.h (DEFINE_bool): Set the user-set flag.
3284 (General_options): Add --[no-]-fix-cortex options.
3285 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 3286 : Update fast look-up map after conversion.
41263c05 3287
459e9b03
ST		 32882010-01-14 Sriraman Tallam <tmsriram@google.com>
3289
3290 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3291 in the first pass of do_layout.
3292
b521dfe4
DK		 32932010-01-13 Doug Kwan <dougkwan@google.com>
3294
3295 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3296 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3297 apparent compiler problem of not folding static constant integral
3298 data members of elfcpp::Elf_sizes<32>.
3299
44272192
DK		 33002010-01-13 Doug Kwan <dougkwan@google.com>
3301
3302 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3303 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3304 Arm_relobj::scan_section_for_cortex_a8_erratum,
3305 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3306 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3307 sections to scan for relocation stubs into a new method
3308 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3309 relocation and Cortex-A8 stub scanning.
3310 (Target_arm::do_relax): Force stubs to be after stubbed sections
3311 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 3312 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 3313 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3314
44b71ece
ILT		 33152010-01-12 Ian Lance Taylor <iant@google.com>
3316
3317 * target-reloc.h (visibility_error): New inline function.
3318 (relocate_section): Call visibility_error.
3319 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3320 (MOSTLYCLEANFILES): Likewise.
3321 (protected_4_pic.o, protected_3.err): New targets.
3322 * testsuite/protected_4.cc: New file.
3323
a120bc7f
DK		 33242010-01-12 Doug Kwan <dougkwan@google.com>
3325
3326 * arm.cc (Cortex_a8_reloc): New class.
3327 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3328 and cortex_a8_relocs_info_.
3329 (Target_arm::fix_cortex_a8): New method definition.
3330 (Target_arm::Cortex_a8_relocs_info): New type.
3331 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3332 New data member declarations.
3333 (Target_arm::scan_reloc_for_stub): Record information about
3334 relocations for THUMB branches that might be exempted from the
3335 Cortex-A8 workaround.
3336 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3337 at the beginning of a relaxation pass.
3338
20138696
DK		 33392010-01-12 Doug Kwan <dougkwan@google.com>
3340
3341 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3342 (Arm_relobj::Mapping_symbol_position,
3343 Arm_reloj::Mapping_symbol_position_less,
3344 Arm_relobj::Mapping_symbols_info): New types.
3345 (Target_arm::is_mapping_symbol_name): New method definition.
3346 (Arm_relobj::do_count_local_symbols): Save information about mapping
3347 symbols.
3348
089d69dc
DK		 33492010-01-11 Doug Kwan <dougkwan@google.com>
3350
3351 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3352 Arm_relocate_functions::thumb32_branch_upper,
3353 Arm_relocate_functions::thumb32_branch_lower,
3354 Arm_relocate_functions::thumb32_cond_branch_offset,
3355 Arm_relocate_functions::thumb32_cond_branch_upper,
3356 Arm_relocate_functions::thumb32_cond_branch_lower,
3357 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3358 branch offset encoding.
3359 (Arm_relocate_functions::thumb_branch_common): Use new branch
3360 offset encoding methods to avoid code duplication.
3361 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3362 (Stub_addend_reader::operator()): Use new branch encoding method
3363 to avoid code duplication.
3364
99e5bff2
DK		 33652010-01-11 Doug Kwan <dougkwan@google.com>
3366
3367 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3368 (Target_arm::do_finalize_sections): Define special EXIDX section
3369 symbols only if referenced.
3370 * gc.h (Garbage_collection::add_reference): New method.
3371 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3372 code duplication.
3373
98e090bd
ILT		 33742010-01-11 Ian Lance Taylor <iant@google.com>
3375
d0a91bd8
ILT		 3376 * script.cc (Version_script_info::build_expression_list_lookup):
3377 Change complaing about duplicate wildcard match from error to
3378 warning.
3379
98e090bd
ILT		 3380 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3381 of 2009-12-30.
3382 (Version_script_info::Version_script_info): Initialize globs_,
3383 default_version_, default_is_global_, and exact_. Don't
3384 initialize globals_ or locals_.
3385 (Version_script_info::build_lookup_tables): Build local symbols
3386 first.
3387 (Version_script_info::unquote): New function.
3388 (Version_script_info::add_exact_match): New function.
3389 (Version_script_info::build_expression_list_lookup): Remove lookup
3390 parameter. Add is_global parameter. Change all callers. Handle
3391 wildcard pattern specially. Unquote pattern. Call
3392 add_exact_match.
3393 (Version_script_info::get_name_to_match): New function.
3394 (Version_script_info::get_symbol_version): New function.
3395 (Version_script_info::get_symbol_version_helper): Remove.
3396 (Version_script_info::check_unmatched_names): Call unquote.
3397 * script.h (class Version_script_info): Change get_symbol_version
3398 to be non-inline and add is_global parameter; change all callers.
3399 Rewrite symbol_is_local. Update declarations. Define struct
3400 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3401 Remove globals_ and locals_ members. Add exact_, globs_,
3402 default_version_, is_global_.
3403 (Version_script_info::Glob): Remove pattern, add expression and
3404 is_global. Update constructor. Change all callers.
3405 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3406 default version.
3407 (Versions::symbol_section_contents): If a symbol is undefined, or
3408 defined in a dynamic object, set the version index to
3409 VER_NDX_LOCAL.
3410 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3411 symbol_is_local.
3412 (Symbol_table::add_from_pluginobj): Likewise.
3413 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3414
d56962d3
DK		 34152010-01-11 Doug Kwan <dougkwan@google.com>
3416
3417 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3418 (incremental_dump_LDADD): Add linking option for libintl.
3419 * Makefile.in: Regenerate.
3420
94e6ee91
L		 34212010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3422
3423 PR gold/11144
3424 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3425 instead of -Ds.
3426 * testsuite/Makefile.in: Regenerated.
3427
e96c574b
DK		 34282010-01-10 Doug Kwan <dougkwan@google.com>
3429
3430 * options.h (DEFINE_var): Use parentheses around argument varname__
3431 in macro body to avoid any unintended subsequent substitutions.
3432
7198066b
ILT		 34332010-01-10 Ian Lance Taylor <iant@google.com>
3434
ba4d53bf
ILT		 3435 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3436 candidates before doing symbol resolution.
3437
7198066b
ILT		 3438 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3439 ODR candidates if only one is weak.
3440
a2beed37
ILT		 34412010-01-08 Ian Lance Taylor <iant@google.com>
3442
3443 * script.cc (Version_script_info::build_expression_list_lookup):
3444 Don't warn about ambiguous version, just record the ambiguity.
3445 (Version_script_info::get_symbol_version_helper): Give error if
3446 version is ambiguous.
3447
2fb7225c
DK		 34482010-01-08 Doug Kwan <dougkwan@google.com>
3449
3450 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3451 prev_data_size_ and prev_addralign_. Remove initializer for
3452 deleted data member has_been_changed_.
3453 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3454 to determine if the table is empty.
3455 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3456 Remove.
3457 (Stub_table::add_reloc_stub): Define method in class definition
3458 instead of just declaring it there.
3459 (Stub_table::add_cortex_a8_stub): New method definition.
3460 (Stub_table::update_data_size_and_addralign): Ditto.
3461 (Stub_table::finalize_stubs): Ditto.
3462 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3463 (Stub_table::do_addralign_): Return address alignment in the
3464 (Stub_table::do_reset_address_and_file_offset): Define method in
3465 class definition instead of declaring it there. Set current data
3466 size to be the data size of the previous pass.
3467 (Stub_table::set_final_data_size): Use current data size as the
3468 final data size.
3469 (Stub_table::relocate_stub): Change parameter type of stub from
3470 Reloc_stub pointer to Stub pointer.
3471 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3472 (Stub_table::Cortex_a8_stub_list): New typedef.
3473 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3474 Stub_table::prev_addralign_): New data member.
3475 (Arm_relobj::Arm_relobj): Initialize data member
3476 section_has_cortex_a8_workaround_.
3477 (Arm_relobj::section_has_cortex_a8_workaround,
3478 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3479 definitions.
3480 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3481 declarations.
3482 (Target_arm::relocate_stub): Change parameter type of stub from
3483 Reloc_stub pointer to Stub pointer.
3484 (Insn_template::size, Insn_template::alignment): Handle
3485 THUMB16_SPECIAL_TYPE.
3486 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3487 Stub_table::update_data_size_and_addralign,
3488 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3489 definitions.
3490 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3491 (Stub_table::do_write): Ditto.
3492 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3493
880cd20d
ILT		 34942010-01-08 Ian Lance Taylor <iant@google.com>
3495
3496 PR 11108
3497 * symtab.h (class Symbol): Remove fields is_target_special_ and
3498 has_plt_offset_. Add field is_defined_in_discarded_section_.
3499 (Symbol::is_defined_in_discarded_section): New function.
3500 (Symbol::set_is_defined_in_discarded_section): New function.
3501 (Symbol::has_plt_offset): Rewrite.
3502 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3503 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3504 Don't initialize is_target_special_ or has_plt_offset_.
3505 Initialize is_defined_in_discarded_section_.
3506 (Symbol_table::add_from_relobj): If appropriate, set
3507 is_defined_in_discarded_section.
3508 * resolve.cc (Symbol::override_base_with_special): Don't test
3509 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3510 * target-reloc.h (relocate_section): Do special handling for
3511 symbols defined in discarded sections for global symbols as well
3512 as local symbols.
3513
2703e3eb
ILT		 35142010-01-08 Ian Lance Taylor <iant@google.com>
3515
3516 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3517 the SHT_SYMTAB case.
3518
339d40a3
ILT		 35192010-01-08 Ian Lance Taylor <iant@google.com>
3520
3521 * object.cc (Sized_relobj::do_layout): Don't get confused if
3522 layout_eh_frame returns NULL.
3523
abecea76
ILT		 35242010-01-08 Ian Lance Taylor <iant@google.com>
3525
3526 PR 11084
3527 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3528 dynamic symbol table, use the normal symbol table.
3529 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3530 symbol table.
3531
6b7dd3f3
ILT		 35322010-01-08 Ian Lance Taylor <iant@google.com>
3533
3534 PR 11072
3535 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3536 sections.
3537
36c50e63
L		 35382010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3539
3540 * version.cc (print_version): Change to "Copyright 2010".
3541
e291e7b9
ILT		 35422010-01-08 Ian Lance Taylor <iant@google.com>
3543
3544 PR 10287
3545 PR 11063
3546 * i386.cc (class Target_i386): Change return type of plt_section
3547 to be non-const.
3548 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3549 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3550 tls_desc_rel_ field.
3551 (Output_data_plt_i386::rel_tls_desc): New function.
3552 (Target_i386::rel_tls_desc_section): New function.
3553 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3554 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3555 R_386_TLS_DESC reloc in rel_tls_desc_section.
3556 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3557 Define struct Tlsdesc_info.
3558 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3559 (Target_x86_64::do_reloc_symbol_index): New function.
3560 (Target_x86_64::add_tlsdesc_info): New function.
3561 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3562 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3563 tlsdesc_rel_ field.
3564 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3565 all callers.
3566 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3567 (Target_x86_64::rela_tlsdesc_section): New function.
3568 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3569 handling.
3570 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3571 (Target_x86_64::do_reloc_addend): New function.
3572 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3573 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3574 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3575 (Output_reloc::type): New function.
3576 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3577 (Output_reloc::is_target_specific): New function.
3578 (Output_reloc::target_arg): New function.
3579 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3580 absolute relocs and target specific relocs.
3581 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3582 add_target_specific.
3583 (class Output_data_reloc) [SHT_RELA]: Likewise.
3584 * output.cc (Output_reloc::Output_reloc): Add four new versions
3585 for absolute relocs and target specific relocs.
3586 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3587 (Output_reloc::get_symbol_index): Likewise.
3588 (Output_reloc::local_section_offset): Check that local_sym_index_
3589 is not TARGET_CODE or 0.
3590 (Output_reloc::symbol_value): Likewise.
3591 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3592 reloc.
3593 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3594 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3595 functions.
3596 * layout.cc (add_target_dynamic_tags): Use output section for
3597 DT_PLTRELSZ and DT_JMPREL.
3598
3a44184e
ILT		 35992010-01-07 Ian Lance Taylor <iant@google.com>
3600
3601 PR 11061
3602 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3603 function.
3604 (class Output_data_reloc_generic): Define.
3605 (class Output_data_reloc_base): Change base class to
3606 Output_data_reloc_generic. Change add() method to call
3607 bump_relative_reloc_count for a relative reloc. Remove
3608 sort_relocs_ field.
3609 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3610 to sort_relocs().
3611 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3612 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3613 appropriate.
3614 * layout.h (class Layout): Update declaration.
3615
ea715a34
ILT		 36162010-01-07 Ian Lance Taylor <iant@google.com>
3617
3618 * output.h (class Output_data): Add const version of
3619 output_section and do_output_section.
3620 (class Output_section_data): Add const version of
3621 do_output_section.
3622 (class Output_section): Likewise.
3623 * layout.cc (Layout::add_target_dynamic_tags): New function.
3624 * layout.h (class Layout): Update declarations.
3625 * arm.cc (Target_arm::do_finalize_sections): Use
3626 add_target_dynamic_tags.
3627 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3628 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3629 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3630 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3631
659948a4
ILT		 36322010-01-07 Ian Lance Taylor <iant@google.com>
3633
3634 PR 11042
3635 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3636 object as needed.
3637
9d3b86f6
ILT		 36382010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3639 Ian Lance Taylor <iant@google.com>
3640
3641 PR 11019
3642 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3643 Xindex::read_symtab_xindex.
3644
bb0d3eb0
DK		 36452010-01-07 Doug Kwan <dougkwan@google.com>
3646
3647 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3648 (Insn_template::thumb16_bcond_insn): New method declaration.
3649 (Insn_template): Fix spelling.
3650 (Stub::thumb16_special): New method declaration.
3651 (Stub::do_write): Define virtual method which was previously pure
3652 virtual.
3653 (Stub::do_thumb16_special): New method declaration.
3654 (Stub::do_fixed_endian_write): New template member.
3655 (Reloc_stub::do_write): Remove.
3656 (Reloc_stub::do_fixed_endian_write): Remove.
3657 (Cortex_a8_stub): New class definition.
3658 (Stub_factory::make_cortex_a8_stub): New method definition.
3659 (Stub_factory::Stub_factory): Add missing static storage class
3660 qualifier for elf32_arm_stub_a8_veneer_blx.
3661
ffeef7df
ILT		 36622010-01-07 Ian Lance Taylor <iant@google.com>
3663
dc3f80fe
ILT		 3664 PR 10980
3665 * options.h (class General_options): Add --warn-unresolved-symbols
3666 and --error-unresolved-symbols.
3667 * errors.cc (Errors::undefined_symbol): Implement
3668 --warn-unresolved-symbols.
3669
ffeef7df
ILT		 3670 * options.h (class General_options): Add -z text and -z textoff.
3671 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3672
f1ec9ded
ST		 36732010-01-06 Sriraman Tallam <tmsriram@google.com>
3674
3675 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3676 (Garbage_collection::cident_sections): New function.
3677 (Garbage_collection::add_cident_section): New function.
3678 (Garbage_collection::cident_sections_): New member.
3679 (gc_process_relocs): Add references to sections whose names are C
3680 identifiers.
3681 * gold.h (cident_section_start_prefix): New constant.
3682 (cident_section_stop_prefix): New constant.
3683 (is_cident): New function.
3684 * layout.cc (Layout::define_section_symbols): Replace string constants
3685 with the newly defined constants.
3686 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3687 C identifiers.
3688 * testsuite/Makefile.am: Add gc_orphan_section_test.
3689 * testsuite/Makefile.in: Regenerate.
3690 * testsuite/gc_orphan_section_test.cc: New file.
3691 * testsuite/gc_orphan_section_test.sh: New file.
3692
6eda8c29
ILT		 36932010-01-06 Ian Lance Taylor <iant@google.com>
3694
b9674e17
ILT		 3695 PR 10980
3696 * options.h (class General_options): Add --warn-shared-textrel.
3697 * layout.cc (Layout::finish_dynamic_section): Implement
3698 --warn-shared-textrel.
3699
6eda8c29
ILT		 3700 PR 10980
3701 * options.h (class General_options): Add --warn-multiple-gp.
3702
32dcd44e
ILT		 37032010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3704
3705 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3706 $(THREADSLIB) and $(LIBDL).
3707 * Makefile.in: Rebuild.
3708
a192ba05
ILT		 37092010-01-06 Ian Lance Taylor <iant@google.com>
3710
3711 PR 10980
3712 * options.cc (General_options::parse_section_start): New function.
3713 (General_options::section_start): New function.
3714 (General_options::General_options): Initialize all members.
3715 * options.h: Include <map>
3716 (class General_options): Add --section-start. Add section_starts_
3717 member.
3718 * layout.cc (Layout::attach_allocated_section_to_segment): If
3719 --section-start was used, set the address of the segment. Remove
3720 local sort_sections.
3721 (Layout::relaxation_loop_body): If the address of the load segment
3722 has been set by --section-start, don't use it.
3723 * output.h (Output_segment::update_flags_for_output_section): New
3724 function.
3725 * output.cc (Output_segment::add_output_section): Call
3726 update_flags_for_output_section.
3727
dde3f402
ILT		 37282010-01-05 Ian Lance Taylor <iant@google.com>
3729
62dfdd4d
ILT		 3730 PR 10980
3731 * options.h (class General_options): Add --undefined-version.
3732 * script.cc (struct Version_expression): Add was_matched_by_symbol
3733 field.
3734 (Version_script_info::matched_symbol): New function.
3735 (Version_script_info::get_symbol_version_helper): Call
3736 matched_symbol.
3737 (Version_script_info::check_unmatched_names): New function.
3738 * script.h (class Version_script_info): Update declarations.
3739 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3740
9c4ae156
ILT		 3741 * options.h (class General_options): Use DEFINE_bool_alias for
3742 allow_multiple_definition.
3743 * resolve.cc (Symbol_table::should_override): Don't test
3744 allow_multiple_definition.
3745
dde3f402
ILT		 3746 PR 10980
3747 * options.h (class General_options): Add --cref.
3748 * main.cc (main): Print cref table if --cref. Don't close mapfile
3749 until after printing cref table.
3750 * cref.cc: Include "symtab.h".
3751 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3752 (Cref_table_compare::operator()): New function.
3753 (Cref_inputs::gather_cref): New function.
3754 (filecol): New static const.
3755 (Cref_inputs::print_cref): New function.
3756 (Cref::print_cref): New function.
3757 * cref.h: Include <cstdio>.
3758 (class Cref): Update declarations.
3759 * mapfile.h (Mapfile::file): New function.
3760 * object.h (class Object): Define Symbols. Declare virtual
3761 do_get_global_symbols.
3762 (Object::get_global_symbols): New function.
3763 * object.cc (Input_objects::add_object): Pass object to cref_ if
3764 --cref.
3765 (Input_objects::archive_start): Likewise.
3766 (Input_objects::archive_stop): Likewise.
3767 (Input_objects::print_cref): New function.
3768 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3769 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3770 --cref.
3771 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3772 function.
3773 * plugin.h (class Sized_pluginobj): Update declarations.
3774
8781f709
ILT		 37752010-01-05 Ian Lance Taylor <iant@google.com>
3776
3777 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3778 to is_default_version. Rename insdef to insdefault.
3779 (Symbol_table::add_from_relobj): Rename def to is_default_version
3780 and local to is_forced_local.
3781 (Symbol_table::add_from_pluginobj): Likewise.
3782 (Symbol_table::add_from_dynobj): Likewise.
3783 (Symbol_table::define_special_symbol): Rename insdef to
3784 insdefault.
3785
fe35d28d
ILT		 37862010-01-04 Ian Lance Taylor <iant@google.com>
3787
30bc8c46
ILT		 3788 PR 10980
3789 * options.h (class General_options): Add
3790 --allow-multiple-definition and -z muldefs.
3791 * resolve.cc (Symbol_table::should_override): Don't warn about a
3792 multiple symbol definition if --allow-multiple-definition or -z
3793 muldefs.
3794
7eaea549
ILT		 3795 PR 10980
3796 * options.h (class General_options): Add --add-needed and
3797 --copy-dt-needed-entries. Tweak --as-needed help entry.
3798 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3799 error if --copy-dt-needed-entries aka --add-needed is used and
3800 would cause a change in behaviour.
3801
fe35d28d
ILT		 3802 PR 10980
3803 * options.h (class General_options): Add -G as a short version of
3804 --shared. Add no-op options -assert, -g, and -i.
3805
55a2bb35
ST		 38062010-01-04 Sriraman Tallam <tmsriram@google.com>
3807
3808 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3809 check for .text or .gnu.linkonce.t sections.
3810 * icf.cc (Icf::find_identical_sections): Ditto.
3811 Change the detection for mangled function name within the section
3812 name.
3813 * icf.h (is_section_foldable_candidate): New function.
3814
719328e1
ILT		 38152009-12-30 Ian Lance Taylor <iant@google.com>
3816
3817 PR 10980
3818 * options.h (class General_options): Permit two dashes with
3819 --retain-symbols-file.
3820
d7bb5745
ILT		 38212009-12-30 Ian Lance Taylor <iant@google.com>
3822
403a15dd
ILT		 3823 PR 10979
3824 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3825 don't put the file header and segment headers in the text
3826 segment.
3827
eda294df
ILT		 3828 PR 10979
3829 * common.cc (Sort_commons::operator()): Stabilize sort when both
3830 entries are NULL.
3831 (Symbol_table::do_allocate_commons_list): When allocating common
3832 symbols, skip a symbol which is no longer common.
3833 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3834 an object before checking its type.
3835 * testsuite/common_test_2.c: New file.
3836 * testsuite/common_test_3.c: New file.
3837 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3838 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3839 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3840 (common_test_2_pic.o, common_test_2.so): New targets.
3841 (common_test_3_pic.o, common_test_3.so): New targets.
3842 * testsuite/Makefile.in: Rebuild.
3843
d7bb5745
ILT		 3844 PR 10979
3845 * script.cc (read_input_script): If we see a new SECTIONS clause,
3846 and we have added an input section, give an error.
3847 * layout.h (class Layout): Add have_added_input_section function.
3848 Add have_added_input_section_ field.
3849 * layout.cc (Layout::Layout): Initialize
3850 have_added_input_section_.
3851 (Layout::layout): Set have_added_input_section_.
3852 (Layout::layout_eh_frame): Likewise.
3853
fc59c572
ILT		 38542009-12-30 Ian Lance Taylor <iant@google.com>
3855
3856 PR 10931
3857 * options.h (class General_options): Add --sort-common option.
3858 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3859 * common.cc (Sort_common): Add sort_order parameter to
3860 constructor. Add sort_order_ field.
3861 (Sort_commons::operator): Check sort_order_.
3862 (Symbol_table::allocate_commons): Determine the sort order.
3863 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3864 Change all callers.
3865 (Symbol_table::do_allocate_commons_list): Likewise.
3866
1c74fab0
ILT		 38672009-12-30 Ian Lance Taylor <iant@google.com>
3868
3869 PR 10916
3870 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3871 symbols from this object, don't change the visibility of an
3872 undefined symbol.
3873 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3874
6affe781
ILT		 38752009-12-30 Ian Lance Taylor <iant@google.com>
3876
3877 PR 10861
3878 * script.h (class Version_script_info): Define Language enum.
3879 Update declarations. Define Glob, Exact, and Lookup types. Add
3880 new fields globals_, locals_, and is_finalized_.
3881 * script.cc: Various formatting fixes.
3882 (class Parser_closure): Change language_stack_ from a vector of
3883 std::string to one of Version_script_info::Language. Adjust all
3884 uses accordingly.
3885 (class Lazy_demangler): Remove.
3886 (struct Version_expression): Change language from std::string to
3887 Version_script_info::Language.
3888 (Version_script_info::Version_script_info): New function.
3889 (Version_script_info::~Version_script_info): Don't call clear.
3890 (Version_script_info::finalize): New function.
3891 (Version_script_info::build_lookup_tables): New function.
3892 (Version_script_info::build_expression_list_lookup): New
3893 function.
3894 (Version_script_info::get_symbol_version_helper): Rewrite to use
3895 lookup tables.
3896 (Version_script_info::print_expression_list): Adjust to use
3897 Version_script_info::Language.
3898 (script_push_lex_into_version_mode): Check that the version script
3899 has not been finalized.
3900 (version_script_push_lang): Change language string to
3901 Version_script_info::Language.
3902 * options.cc (Command_line::version_script): New function.
3903 * options.h (class General_options): Add finalize_dynamic_list
3904 function. Change version_script from declaration to definition.
3905 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3906 * testsuite/version_script.map: Remove duplicate def of foo.
3907 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3908 version_script.map.
3909 * testsuite/Makefile.in: Rebuild.
3910
818bf354
ILT		 39112009-12-30 Ian Lance Taylor <iant@google.com>
3912
3913 PR 10843
3914 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3915 if the input symbol index is 0, make the output symbol index 0.
3916
ebcc8304
ILT		 39172009-12-30 Ian Lance Taylor <iant@google.com>
3918
3919 PR 10670
3920 * options.h (class General_options): Add -x/--discard-all.
3921 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3922 --discard-all. If the local symbol needs a dynamic entry, check
3923 that before handling --discard-locals.
3924
176fe33f
ILT		 39252009-12-30 Ian Lance Taylor <iant@google.com>
3926
bb321bb1
ILT		 3927 PR 10450
3928 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3929 flags to PF_R.
3930 (Output_segment::add_output_section): Don't change the flags if
3931 the type is PT_TLS.
3932
176fe33f
ILT		 3933 PR 10450
3934 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3935 GNU hash table if they need a dynamic value. Otherwise, don't add
3936 them if they are defined in a dynamic object or are forced local.
3937
e8cd95c7
ILT		 39382009-12-29 Ian Lance Taylor <iant@google.com>
3939
1b81fb71
ILT		 3940 PR 10450
3941 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3942 .gnu.hash table for a 32-bit target.
3943
8d6d383d
ILT		 3944 PR 10450
3945 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3946 regular and a dynamic object only needs a dynamic symbol table
3947 entry if it is externally visible.
3948
e785ec03
ILT		 3949 PR 10450
3950 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3951 constructor. Add global_offset_table_ field.
3952 (Target_i386::got_section): Set global_offset_table_.
3953 (Target_i386::do_finalize_sections): Set global_offset_table_
3954 size.
3955 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3956 in constructor. Add global_offset_table_ field.
3957 (Target_x86_64::got_section): Set global_offset_table_.
3958 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3959 size.
3960
1a2dff53
ILT		 3961 * layout.cc (Layout::Layout): Initialize increase_relro_.
3962 (Layout::get_output_section): Add is_relro, is_last_relro, and
3963 is_first_non_relro parameters. Change all callers.
3964 (Layout::choose_output_section): Likewise.
3965 (Layout::add_output_section_data): Likewise.
3966 (Layout::make_output_section): Likewise.
3967 (Layout::set_segment_offsets): Clear increase_relro when using a
3968 linker script.
3969 * layout.h (class Layout): Add increase_relro method. Add
3970 increase_relro_ field. Update declarations.
3971 * output.cc (Output_section::Output_section): Initialize
3972 is_last_relro_ and is_first_non_relro_.
3973 (Output_segment::add_output_section): Group relro sections is
3974 do_sort is true. Handle is_last_relro and is_first_non_relro.
3975 (Output_segment::maximum_alignment): Remove relro handling.
3976 (Output_segment::set_section_addresses): Add increase_relro
3977 parameter. Change all callers. Add initial alignment to align
3978 relro sections on separate page. Remove old relro handling.
3979 (Output_segment::set_section_list_addresses): Remove in_relro
3980 parameter. Change all callers.
3981 (Output_segment::set_offset): Add increase parameter. Change all
3982 callers. Remove old relro handling.
3983 * output.h (class Output_section): Add new methods: is_last_relro,
3984 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3985 Add is_last_relro_ and is_first_non_relro_ fields.
3986 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3987 Create separate .got.plt section. Call increase_relro.
3988 * x86_64.cc (Target_x86_64::got_section): Likewise.
3989 * testsuite/relro_script_test.t: Add .got.plt.
3990
f0ba79e2
ILT		 3991 PR 10450
3992 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3993 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3994 (Layout::finalize): Call set_dynamic_symbol_size.
3995 (Layout::set_dynamic_symbol_size): New function.
3996 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3997 set_dynamic_symbol_size.
3998
e8cd95c7
ILT		 3999 PR 10450
4000 * output.h (class Output_section): Add is_entsize_zero_ field.
4001 * output.cc (Output_section::Output_section): Initialize
4002 is_entsize_zero_.
4003 (Output_section::set_entsize): If two different entsizes are
4004 requested, force it to zero.
4005 (Output_section::add_input_section): Set flags for .debug_str
4006 before updating section flags. Set entsize.
4007 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4008 and SHF_STRING if all input sections have those flags.
4009
3e1b9a8a
RÁE		 40102009-12-29 Rafael Espindola <espindola@google.com>
4011
4012 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4013 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4014 reporting.
3e1b9a8a 4015
3dcad376
ST		 40162009-12-29 Sriraman Tallam <tmsriram@google.com>
4017
4018 * options.cc (General_options::parse_version): Allow -v to exit
4019 without an error if there is nothing to link.
4020
084e2665
ILT		 40212009-12-29 Ian Lance Taylor <iant@google.com>
4022
4023 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4024 using a version of gcc before 4.1.
4025 * configure: Rebuild.
4026
250acde3
CD		 40272009-12-28 Chris Demetriou <cgd@google.com>
4028
4029 * attributes.cc (Output_attributes_section_data::do_write): Use
4030 std::vector::front rather than std::vector::data.
4031
99fff23b
ILT		 40322009-12-28 Ian Lance Taylor <iant@google.com>
4033
4034 * symtab.h (class Symbol_table): Add enum Defined.
4035 * resolve.cc (Symbol_table::should_override): Add defined
4036 parameter. Change all callers. Test whether object is NULL
4037 before calling a method on it.
4038 (Symbol_table::report_resolve_problem): Add defined parameter.
4039 Change all callers.
4040 (Symbol_table::should_override_with_special): Likewise.
4041 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4042 parameter. Change all callers.
4043 (Symbol_table::do_define_in_output_data): Likewise.
4044 (Symbol_table::define_in_output_segment): Likewise.
4045 (Symbol_table::do_define_in_output_segment): Likewise.
4046 (Symbol_table::define_as_constant): Likewise.
4047 (Symbol_table::do_define_as_constant): Likewise.
4048 * script.h (class Symbol_assignment): Add is_defsym parameter to
4049 constructor; change all callers.
4050 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4051 parameter. Change all callers. Add is_defsym_ field.
4052 (class Parser_closure): Add parsing_defsym parameter to
4053 constructor; change all callers. Add parsing_defsym accessor
4054 function. Add parsing_defsym_ field.
4055
556bd683
ILT		 40562009-12-28 Ian Lance Taylor <iant@google.com>
4057
4058 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4059 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4060
1782c879
ILT		 40612009-12-23 Ian Lance Taylor <iant@google.com>
4062
4063 * i386.cc (Target_i386::do_calls_non_split): Recognize
4064 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4065 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4066 -fsplit-stack prologue when using %r11.
1782c879 4067
329ca2b1
ST		 40682009-12-21 Sriraman Tallam <tmsriram@google.com>
4069
4070 * options.cc (General_options::parse_version): Make -v continue and do
4071 the link like GNU ld does.
4072
d675ff46
RÁE		 40732009-12-17 Rafael Avila de Espindola <espindola@google.com>
4074
4075 * Makefile.am (CCFILES): Add timer.cc.
4076 (HFILES): Add timer.h.
4077 * configure.ac: Check for sysconf and times.
4078 * main.cc: include timer.h.
4079 (main): Use Timer instead of get_run_time.
4080 * timer.cc: New.
4081 * timer.h: New.
4082 * workqueue.cc: include timer.h.
4083 (Workqueue::find_and_run_task):
4084 Report user, sys and wall time.
4085 * Makefile.in: Regenerate.
4086 * config.in: Regenerate.
4087 * configure: Regenerate.
4088
d6344fb5
DK		 40892009-12-16 Doug Kwan <dougkwan@google.com>
4090
4091 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4092 sections.
4093 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4094 relaxed input sections.
4095 * output.cc (Output_section::find_relaxed_input_section): Change
4096 return type to Output_relaxed_input_section pointer. Adjust code
4097 for new type of relaxed_input_section_map_.
4098 * output.h (Output_section::find_relaxed_input_section): Change
4099 return type to Output_relaxed_input_section pointer.
4100 (Output_section::Output_relaxed_input_section_by_input_section_map):
4101 New type.
4102 (Output_section::relaxed_input_section_map_): Change type to
4103 Output_section::Output_relaxed_input_section_by_input_section_map.
4104 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4105 input section.
4106
0e0d5469
ILT		 41072009-12-15 Ian Lance Taylor <iant@google.com>
4108
4109 * layout.cc (Layout::create_shstrtab): Only write out after input
4110 sections if we are compressing debug sections.
4111
0649a889
ILT		 41122009-12-15 Ian Lance Taylor <iant@google.com>
4113
4114 * archive.cc (Archive::add_symbols): Only look up a symbol without
4115 a version if there is, in fact, a version.
4116
2ea97941
ILT		 41172009-12-14 Ian Lance Taylor <iant@google.com>
4118
4119 Revert -Wshadow changes, all changes from:
4120 2009-12-11 Doug Kwan <dougkwan@google.com>
4121 2009-12-11 Nick Clifton <nickc@redhat.com>
4122 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4123
b0eec2cc
DK		 41242009-12-11 Doug Kwan <dougkwan@google.com>
4125
4126 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4127 due to -Wshadow.
4128 * attributes.cc (Object_attribute::size): Ditto.
4129 (Attributes_section_data::size): Ditto.
4130 (Attributes_section_data::Attributes_section_data): Ditto.
4131 (Output_attributes_section_data::do_write): Ditto.
4132 * attributes.h (Object_attribute::set_type): Ditto.
4133 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4134
91d6fa6a
NC		 41352009-12-11 Nick Clifton <nickc@redhat.com>
4136
4137 * archive.cc: Fix shadowed variable warnings.
4138 * arm.cc: Likewise.
4139 * compressed_output.cc: Likewise.
4140 * compressed_output.h: Likewise.
4141 * configure: Likewise.
4142 * dwarf_reader.cc: Likewise.
4143 * dynobj.cc: Likewise.
4144 * dynobj.h: Likewise.
4145 * ehframe.cc: Likewise.
4146 * ehframe.h: Likewise.
4147 * errors.cc: Likewise.
4148 * expression.cc: Likewise.
4149 * fileread.cc: Likewise.
4150 * fileread.h: Likewise.
4151 * freebsd.h: Likewise.
4152 * i386.cc: Likewise.
4153 * icf.cc: Likewise.
4154 * incremental.h: Likewise.
4155 * layout.cc: Likewise.
4156 * layout.h: Likewise.
4157 * mapfile.cc: Likewise.
4158 * merge.cc: Likewise.
4159 * merge.h: Likewise.
4160 * object.cc: Likewise.
4161 * object.h: Likewise.
4162 * options.h: Likewise.
4163 * output.cc: Likewise.
4164 * output.h: Likewise.
4165 * parameters.cc: Likewise.
4166 * plugin.cc: Likewise.
4167 * powerpc.cc: Likewise.
4168 * reduced_debug_output.cc: Likewise.
4169 * reduced_debug_output.h: Likewise.
4170 * reloc.cc: Likewise.
4171 * reloc.h: Likewise.
4172 * resolve.cc: Likewise.
4173 * script-sections.cc: Likewise.
4174 * script.cc: Likewise.
4175 * script.h: Likewise.
4176 * sparc.cc: Likewise.
4177 * symtab.cc: Likewise.
4178 * symtab.h: Likewise.
4179 * target-select.cc: Likewise.
4180 * target-select.h: Likewise.
4181 * token.h: Likewise.
4182 * workqueue.cc: Likewise.
4183 * workqueue.h: Likewise.
4184 * x86_64.cc: Likewise.
4185
a0351a69
DK		 41862009-12-10 Doug Kwan <dougkwan@google.com>
4187
4188 * arm.cc (attributes.h): New include.
4189 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4190 (Arm_relobj::~Arm_relobj): Delete object pointed by
4191 attributes_section_data_.
4192 (Arm_relobj::attributes_section_data): New method definition.
4193 (Arm_relobj::attributes_section_data_): New data member declaration.
4194 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4195 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4196 attributes_section_data_.
4197 (Arm_dynobj::attributes_section_data): New method definition.
4198 (Arm_dynobj::attributes_section_data_): New data member declaration.
4199 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4200 initialization value of may_use_blx_ to false.
4201 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4202 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4203 object attributes to compute results instead of hard-coding.
4204 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4205 Target_arm::get_secondary_compatible_arch,
4206 Target_arm::set_secondary_compatible_arch
4207 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4208 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4209 New method declarations.
4210 (Target_arm::get_aeabi_object_attribute): New method definition.
4211 (Target_arm::attributes_section_data_): New data member declaration.
4212 (read_arm_attributes_section): New template definition.
4213 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4214 (Arm_dynobj::do_read_symbols): Ditto.
4215 (Target_arm::do_finalize_sections): Merge attributes sections from
4216 input. Check for BLX use after attributes section merging.
4217 Fix __exidx_start and __exidx_end visibility. Create an
4218 .ARM.attributes section if necessary.
4219 (Target_arm::get_secondary_compatible_arch,
4220 Target_arm::set_secondary_compatible_arch,
4221 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4222 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 4223 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 4224 New method definitions.
4225
b59befec
ILT		 42262009-12-09 Ian Lance Taylor <iant@google.com>
4227
4228 * plugin.cc (Plugin::load): Don't cast from void* to a function
4229 pointer.
4230
1276bc89
ILT		 42312009-12-09 Ian Lance Taylor <iant@google.com>
4232
4233 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4234 information fields.
4235
2f2de248
L		 42362009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4237
4238 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4239 Replace two_file_shared_1.so with two_file_shared_2.so.
4240 * testsuite/Makefile.in: Regenerated.
4241
4f787271
DK		 42422009-12-08 Doug Kwan <dougkwan@google.com>
4243
4244 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4245 (HFILES): Add attributes.h and int_encoding.h.
4246 * Makefile.in: Regenerate.
4247 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4248 function definitions to int_encoding.cc
4249 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4250 prototypes to int_encoding.h
4251 * reduced_debug_output.cc (int_encoding.h): New include.
4252 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4253 function definitions to int_encoding.cc
4254 (insert_into_vector, read_from_pointer): Move template definitions to
4255 int_encoding.h
4256 * attributes.cc: New file.
4257 * attributes.h: New file.
4258 * int_encoding.cc: New file.
4259 * int_encoding.h: New file.
4260
20b52f1a
RÁE		 42612009-12-07 Rafael Avila de Espindola <espindola@google.com>
4262
4263 PR gold/11055
4264 * incremental-dump.cc (dump_incremental_inputs): New.
4265 (main): Use dump_incremental_inputs.
4266
53d7974c
L		 42672009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4268
4269 PR gold/10893
4270 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4271 checking elfcpp::STT_FUNC.
4272 (Target_i386::Relocate::relocate): Likewise.
4273 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4274
4275 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4276 symbols from shared libraries into normal FUNC symbols.
4277
4278 * symtab.h (Symbol): Add is_func and use it.
4279
05a352e6
DK		 42802009-12-05 Doug Kwan <dougkwan@google.com>
4281
4282 * arm.cc (Target_arm::arm_info): Initialize new fields
4283 attributes_section and attributes_vendor.
4284 * i386.cc (Target_i386::i386_info): Same.
4285 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4286 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4287 fields attributes_section and attributes_vendor.
53d7974c 4288 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 4289 * target.h (Target::attributes_section, Target::attributes_vendor,
4290 Target::is_attributes_section, Target::attribute_arg_type,
4291 Target::attributes_order): New method definitions.
4292 (Target::Target_info::attributes_section,
4293 Target::Target_info::attributes_vendor): New fields.
4294 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4295 virtual method definitions.
4296 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4297 attributes_section and attributes_vendor.
4298 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4299
f4e5969c
DK		 43002009-12-05 Doug Kwan <dougkwan@google.com>
4301
4302 * arm.cc: Update comments about interworking and stub generation.
4303 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4304 considered as non-PIC.
4305 (Arm_relocate_functions::base_abs): Fix formatting.
4306 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4307 of function to use GOT entry address instead of offset.
4308 (Target_arm::Scan::global): Issue an error if a symbol would need a
4309 PLT does not get one because it is untyped. Remove code to create
4310 dynamic symbols for relative branches.
4311 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4312 takes unsigned integer instead of boolean.
4313
1abce4a6
L		 43142009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4315
4316 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4317 (two_file_test_LDADD): Likewise.
4318 (common_test_1_LDADD): Likewise.
4319 (exception_test_LDADD) Likewise.
4320 (weak_test_LDADD): Likewise.
4321 (many_sections_test_LDADD): Likewise.
4322 (initpri1_LDADD): Likewise.
4323 (script_test_1_LDADD): Likewise.
4324 (script_test_2_LDADD): Likewise.
4325 (justsyms_LDADD): Likewise.
4326 (binary_test_LDADD): Likewise.
4327 (large_LDADD): Likewise.
4328 * testsuite/Makefile.in: Regenerated.
4329
adcf2816 43302009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 4331
adcf2816
L		 4332 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4333 (Symbol_table::override_with_special): Likewise.
4334 (Symbol_table::add_from_object): Likewise.
4335
28e67f5d
RÁE		 43362009-12-04 Rafael Avila de Espindola <espindola@google.com>
4337
4338 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4339 Don't set the data_offset twice.
4340
ae10a101
RÁE		 43412009-12-04 Rafael Avila de Espindola <espindola@google.com>
4342
4343 * testsuite/Makefile.in: Regenerate.
4344
f59f41f3
DK		 43452009-12-03 Doug Kwan <dougkwan@google.com>
4346
4347 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4348 (Target_arm::do_finalize_sections): Add parameter for symbol table
4349 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4350 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4351 parameter for symbol table pointer.
4352 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4353 an additional parameter for a pointer to symbol table.
4354 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4355 parameter for a symbol table pointer.
4356 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4357 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4358 Ditto.
4359 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4360 parameter for a symbol table pointer.
4361
ca55d848
RÁE		 43622009-12-03 Rafael Avila de Espindola <espindola@google.com>
4363
4364 * incremental.cc (Incremental_inputs_header)
4365 (Incremental_inputs_header_write, Incremental_inputs_entry)
4366 (Incremental_inputs_entry_write): Move ...
4367 * incremental.h (Incremental_inputs_header)
4368 (Incremental_inputs_header_write, Incremental_inputs_entry)
4369 (Incremental_inputs_entry_write): here.
4370
3aec4f9c
RÁE		 43712009-12-02 Rafael Avila de Espindola <espindola@google.com>
4372
4373 * incremental.cc (make_sized_incremental_binary): Set the target.
4374 Error if it is incompatible.
4375 * output.h (Output_file): Add filename method.
4376
9c0ae74d
RÁE		 43772009-12-02 Rafael Avila de Espindola <espindola@google.com>
4378
4379 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4380 from the get_* methods.
4381
a45500ae
RÁE		 43822009-12-02 Rafael Avila de Espindola <espindola@google.com>
4383
4384 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4385 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4386 Write 0 for the data_offset of scripts.
4387
325e6408
RÁE		 43882009-12-02 Rafael Avila de Espindola <espindola@google.com>
4389
4390 * testsuite/Makefile.am: Add the incremental_test.sh test.
4391 * testsuite/incremental_test.sh: New.
4392 * testsuite/incremental_test_1.c: New.
4393 * testsuite/incremental_test_2.c: New.
4394
954c3e2e
RÁE		 43952009-12-01 Rafael Avila de Espindola <espindola@google.com>
4396
4397 * incremental-dump.cc (main): Fix typos.
4398
f8086623
RÁE		 43992009-11-27 Rafael Avila de Espindola <espindola@google.com>
4400
4401 PR gold/11025
4402 * incremental-dump.cc (main): Use llu to print 64 bit values.
4403
3b0dd6ac
L		 44042009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4405 H.J. Lu <hongjiu.lu@intel.com>
4406
4407 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4408 $(LIBDL).
4409 (incremental_dump_LDADD): Likewise.
4410 * Makefile.in: Regenerated.
4411
a6d1ef57 44122009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 4413
a6d1ef57
DK		 4414 Revert:
4415
4416 2009-11-25 Doug Kwan <dougkwan@google.com>
4417
4418 * arm.cc (Target_arm::Target_arm): Move method definition
4419 outside of class definition. Add code to handle
4420 --target1-rel, --target1-abs and --target2= options.
4421 (Target_arm::get_reloc_reloc_type): Change method to be
4422 non-static and const.
4423 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4424 New data member declaration.
4425 (Target_arm::Scan::local, Target_arm::Scan::global,
4426 Target_arm::Relocate::relocate,
4427 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4428 Adjust call to Target_arm::get_real_reloc_type.
4429 (Target_arm::get_real_reloc_type): Use command line options
4430 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4431 * options.h (--target1-rel, --target1-abs, --target2): New
4432 ARM-only options.
4433
50aeb7d4
DK		 44342009-11-25 Doug Kwan <dougkwan@google.com>
4435
4436 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4437 class definition. Add code to handle --target1-rel, --target1-abs
4438 and --target2= options.
4439 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4440 and const.
4441 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4442 member declaration.
4443 (Target_arm::Scan::local, Target_arm::Scan::global,
4444 Target_arm::Relocate::relocate,
4445 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4446 call to Target_arm::get_real_reloc_type.
4447 (Target_arm::get_real_reloc_type): Use command line options to
4448 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4449 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4450 options.
4451
51938283
DK		 44522009-11-25 Doug Kwan <dougkwan@google.com>
4453
4454 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4455 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4456 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4457 formatting.
4458 (Arm_relocate_functions::thm_call): Replace body with a call to
4459 Arm_relocate_functions::thumb_branch_common.
4460 (Arm_relocate_functions::thm_jump24,
4461 Arm_relocate_functions::thm_xpc22): New method definitions.
4462 (Arm_relocate_functions::thumb_branch_common): New method definition.
4463 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4464 operator.
4465 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4466 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4467
e2b8f3c4
RÁE		 44682009-11-24 Rafael Avila de Espindola <espindola@google.com>
4469
4470 * Makefile.am: Build incremental-dump
4471 * Makefile.in: Regenerate.
4472 * incremental-dump.cc: New.
4473 * incremental.cc (Incremental_inputs_header_data,
4474 Incremental_inputs_entry_data): Move to incremental.h
4475 * incremental.h: (Incremental_inputs_header_data,
4476 Incremental_inputs_entry_data): Move from incremental.cc
4477
bcba9aec
RÁE		 44782009-11-24 Rafael Avila de Espindola <espindola@google.com>
4479
4480 * incremental.cc (Incremental_inputs_header,
4481 Incremental_inputs_header_write, Incremental_inputs_entry,
4482 Incremental_inputs_entry_write): Add a typedef with the data type.
4483
7c3afe08
RÁE		 44842009-11-24 Rafael Avila de Espindola <espindola@google.com>
4485
4486 * incremental.cc (Incremental_inputs_header,
4487 Incremental_inputs_header_write, Incremental_inputs_entry,
4488 Incremental_inputs_entry_write): Update comment about which
4489 type has the filed descriptions.
4490
d204b6e9
DK		 44912009-11-15 Doug Kwan <dougkwan@google.com>
4492
4493 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4494 (Arm_relocate_functions::arm_branch_common): Change method defintion
4495 in class definition to a method declaration and update list of formal
4496 parameters.
4497 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4498 Arm_relocation_functions::jump24): Adjust call to
4499 Arm_relocate_functions::arm_branch_common. Update list of formal
4500 parameters.
4501 (Arm_relocate_functions::xpc25): New method definition.
4502 (Arm_relocate_functions::arm_branch_common): Move method defintion
4503 out from class definition. Use stubs for mode-switching and extending
4504 branch ranges.
4505 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4506 specially. Change code to enable use of stubs in ARM branches.
4507
43d12afe
DK		 45082009-11-10 Doug Kwan <dougkwan@google.com>
4509
4510 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4511 in method declaration.
4512 (Target_arm::relocate_stub): New method declaration.
4513 (Target_arm::default_target): Change to return a pointer instead of
4514 a const reference.
4515 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4516 Target_arm::default_target.
4517 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4518 method definition.
4519 (Target_arm::relocate_section): Adjust view.
4520 (Target_arm::relocate_stub): New method definition.
4521
ac33a407
DK		 45222009-11-10 Doug Kwan <dougkwan@google.com>
4523
4524 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4525 a format warning.
4526 * incremental.cc (open_incremental_binary): Initialized local
4527 variables to avoid warnings.
4528 * object.cc (make_elf_object): Ditto.
4529 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4530 a format warning.
e1df38aa 4531
88ee28e9
L		 4532009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4533
4534 PR gold/10930
4535 * testsuite/plugin_test.c: Include "config.h".
4536
2daedcd6
DK		 45372009-11-09 Doug Kwan <dougkwan@google.com>
4538
4539 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4540 (arm_symbol_value): Remove.
4541 (Arm_relocate_functions::arm_branch_common,
4542 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4543 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4544 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4545 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4546 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4547 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4548 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4549 Arm_relocate_functions::thm_mobw_abs_nc,
4550 Arm_relocate_functions::thm_mov_abs,
4551 Arm_relocate_functions::movw_prel_nc,
4552 Arm_relocate_functions::thm_movt_abs,
4553 Arm_relocate_functions::movt_prel,
4554 Arm_relocate_functions::thm_movw_prel_nc,
4555 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4556 (Target_arm::Relocate::relocate): Only decompose address into two
4557 parts if relocation type uses the thumb-bit and pass the actual
4558 bit instead of a flag indicating that the thumb-bit is used. Adjust
4559 calls to methods in Arm_relocate_functions for this change.
4560
1276bc89 45612009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 4562
4563 PR 10925
4564 * reloc.cc: Instantiate
4565 Sized_relobj::initialize_input_to_output_maps and
4566 Sized_relobj:free_input_to_output_maps.
4567
e53ad1b5
ILT		 45682009-11-06 Ian Lance Taylor <iant@google.com>
4569
4570 PR 10876
4571 * defstd.cc (in_segment): Set only_if_ref true for "end".
4572
eb44217c
DK		 45732009-11-06 Doug Kwan <dougkwan@google.com>
4574
4575 * arm.cc (class Reloc_stub): Correct a comment.
4576 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4577 (Target_arm::scan_section_for_stubs): New method declaration.
4578 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4579 Change methods from private to protected.
4580 (Target_arm::do_may_relax): New method definition.
4581 (Target_arm::do_relax, Target_arm::group_sections,
4582 Target_arm::scan_reloc_for_stub,
4583 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4584 (Target_arm::arm_input_section_map_): New data member declaration.
4585 (Target_arm::scan_reloc_for_stub,
4586 Target_arm::scan_reloc_section_for_stubs,
4587 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4588 Target_arm::do_relax): New method definitions.
4589
5d329b7d
ILT		 45902009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4591
4592 * configure.ac: Check for (struct stat)::st_mtim
4593 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4594 * config.in: Regenerate.
4595 * configure: Regenerate.
4596
96a0d71b
ILT		 45972009-11-05 Ian Lance Taylor <iant@google.com>
4598
4599 PR 10910
4600 * output.cc (Output_segment::add_output_section): Add missing
4601 return statement.
4602
594c8e5e
ILT		 46032009-11-04 Ian Lance Taylor <iant@google.com>
4604
4605 PR 10880
4606 * object.h (class Object): Add is_needed and set_is_needed
4607 methods. Add is_needed_ field. Make bool fields into bitfields.
4608 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4609 defined in a dynamic object and referenced by a regular object,
4610 set is_needed for the dynamic object.
4611 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4612 if the file is marked with as_needed and it is not needed.
4613
22b127cc
ILT		 46142009-11-04 Ian Lance Taylor <iant@google.com>
4615
4616 PR 10887
4617 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4618 tags if data is discarded by linker script.
4619 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4620 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4621 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4622 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4623
f5c870d2
ILT		 46242009-11-04 Ian Lance Taylor <iant@google.com>
4625
4626 * layout.cc (Layout::get_output_section): Add is_interp and
4627 is_dynamic_linker_section parameters. Change all callers.
4628 (Layout::choose_output_section): Likewise.
4629 (Layout::make_output_section): Likewise.
4630 (Layout::add_output_section_data): Add is_dynamic_linker_section
4631 parameter. Change all callers.
4632 * layout.h (class Layout): Update declarations.
4633 * output.h (class Output_section): Add is_interp, set_is_interp,
4634 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4635 Add is_interp_, is_dynamic_linker_section_ fields. Change
4636 generate_code_fills_at_write_ to a bitfield.
4637 * output.cc (Output_section::Output_sections): Initialize new
4638 fields.
4639 (Output_segment::add_output_section): Add do_sort parameter.
4640 Change all callers.
4641
1ae4d23b
ILT		 46422009-11-03 Ian Lance Taylor <iant@google.com>
4643
4644 PR 10860
4645 * options.h (class General_options): Add --warn-common.
4646 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4647 merging two common symbols.
4648 (Symbol_table::should_override): Handle --warn-common when merging
4649 a common symbol with a defined symbol. Use report_resolve_problem
4650 for multiple definitions.
4651 (Symbol_table::report_resolve_problem): New function.
4652 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4653
55da9579
DK		 46542009-11-03 Doug Kwan <dougkwan@google.com>
4655
4656 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4657 stub_factory_.
4658 (Target_arm::stub_factory): New method definition.
4659 (Target_arm::new_arm_input_section,
4660 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4661 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 4662 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 4663 New type definitions.
4664 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4665 member declarations.
4666 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4667 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4668 New method definitions.
4669
37a9ac43
ILT		 46702009-11-03 Ian Lance Taylor <iant@google.com>
4671
4672 * options.h (class General_options): Add --warn_constructors.
4673
b3d6a3d4
ILT		 46742009-11-03 Ian Lance Taylor <iant@google.com>
4675
4676 PR 10893
4677 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4678 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4679
934b01dd
ILT		 46802009-11-03 Ian Lance Taylor <iant@google.com>
4681
4682 PR 10895
4683 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4684 --msgid-bugs-address.
4685 (install-pdf): New target.
4686 (install-data_yes): Look up one directory to find mkinstalldirs.
4687
03c1939b
L		 46882009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4689
4690 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4691 tree.
4692
ebd95253
DK		 46932009-10-30 Doug Kwan <dougkwan@google.com>
4694
4695 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4696
e9bbb538
DK		 46972009-10-30 Doug Kwan <dougkwan@google.com>
4698
4699 * arm.cc (Stub_addend_reader): New struct template definition
4700 and partial specializations.
4701 (Stub_addend_reader::operator()): New method definition for a
4702 partially specialized template.
4703
d5b40221
DK		 47042009-10-30 Doug Kwan <dougkwan@google.com>
4705
4706 * arm.cc (Arm_relobj::processor_specific_flags): New method
4707 definition.
4708 (Arm_relobj::do_read_symbols): New method declaration.
4709 (Arm_relobj::processor_specific_flags_): New data member declaration.
4710 (Arm_dynobj): New class definition.
4711 (Target_arm::do_finalize_sections): Add input_objects parameter.
4712 (Target_arm::do_adjust_elf_header): New method declaration.
4713 (Target_arm::are_eabi_versions_compatible,
4714 (Target_arm::merge_processor_specific_flags): New method declaration.
4715 (Target_arm::do_make_elf_object): New overloaded method definitions
4716 and declaration.
4717 (Arm_relobj::do_read_symbols): New method definition.
4718 (Arm_dynobj::do_read_symbols): Ditto.
4719 (Target_arm::do_finalize_sections): Add input_objects parameters.
4720 Merge processor-specific flags from all input objects.
4721 (Target_arm::are_eabi_versions_compatible,
4722 Target_arm::merge_processor_specific_flags,
4723 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4724 New method definitions.
4725 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4726 Input_objects pointer type parameter.
4727 * layout.cc (Layout::finalize): Pass input objects to target's.
4728 finalize_sections function.
4729 * output.cc (Output_file_header::do_sized_write): Set ELF file
4730 header's processor-specific flags.
4731 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4732 Input_objects pointer type parameter.
4733 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4734 * target.h (Input_objects): New forward class declaration.
4735 (Target::processor_specific_flags,
4736 Target::are_processor_specific_flags_sect): New method definitions.
4737 (Target::finalize_sections): Add input_objects parameter.
4738 (Target::Target): Initialize processor_specific_flags_ and
4739 are_processor_specific_flags_set_.
4740 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4741 parameter.
4742 (Target::set_processor_specific_flags): New method definition.
4743 (Target::processor_specific_flags_,
4744 Target::are_processor_specific_flags_set_): New data member
4745 declarations.
4746 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4747 Input_objects pointer type parameter.
4748
ebabffbd
DK		 47492009-10-30 Doug Kwan <dougkwan@google.com>
4750
4751 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4752
ad0f2072
ILT		 47532009-10-28 Ian Lance Taylor <iant@google.com>
4754
4755 * object.h (class Relobj): Drop options parameter from
4756 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4757 do_scan_relocs, do_relocate. Change all callers.
4758 (class Sized_relobj): Drop options parameters from
4759 do_gc_process_relocs, do_scan_relocs, do_relocate,
4760 do_relocate_sections, relocate_sections, emit_relocs_scan,
4761 emit_relocs_scan_reltype. Change all callers.
4762 (struct Relocate_info): Remove options field and all references to
4763 it.
4764 * reloc.h (class Read_relocs): Remove options constructor
4765 parameter and options_ field. Change all callers.
4766 (class Gc_process_relocs, class Scan_relocs): Likewise.
4767 (class Relocate_task): Likewise.
4768 * target-reloc.h (scan_relocs): Remove options parameter. Change
4769 all callers.
4770 (scan_relocatable_relocs): Likewise.
4771 * target.h (class Sized_target): Remove options parameter from
4772 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4773 all callers.
4774 * gc.h (gc_process_relocs): Remove options parameter. Change all
4775 callers.
4776 * arm.cc: Update functions to remove options parameters.
4777 * i386.cc: Likewise.
4778 * powerpc.cc: Likewise.
4779 * sparc.cc: Likewise.
4780 * x86_64.cc: Likewise.
4781 * testsuite/testfile.cc: Likewise.
4782
8ffa3667
DK		 47832009-10-28 Doug Kwan <dougkwan@google.com>
4784
4785 * arm.cc (Arm_relobj): New class definition.
e1df38aa 4786 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 4787 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4788 New method definitions.
4789
40f36857
CC		 47902009-10-28 Cary Coutant <ccoutant@google.com>
4791
4792 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4793 (Plugin::cleanup_done_): New member.
4794 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4795 (Plugin_manager::cleanup_done_): Remove.
4796 (Plugin_manager::add_input_file): Edit error message.
4797 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4798 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4799
2c849493
ILT		 48002009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4801
4802 * fileread.cc: (File_read::View::~View): Use the new
4803 data_ownership_ filed.
4804 (File_read::~File_read): Dispose the new whole_file_view_.
4805 (File_read::open): Mmap the whole file if needed.
4806 (File_read::open): Use whole_file_view_ instead of contents_.
4807 (File_read::find_view): Use whole_file_view_ if applicable.
4808 (File_read::do_read): Use whole_file_view_ instead of contents_.
4809 (File_read::make_view): Use whole_file_view_ instead of contents_,
4810 update File_read::View::View call.
4811 (File_read::find_or_make_view): Update File_read::View::View
4812 call.
4813 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4814 remove contents_
4815 (File_read::View::Data_ownership): New enum.
4816 (File_read::View::View): Replace bool mapped_ with Data_ownership
4817 argument.
4818 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4819 (File_read::View::data_ownership_): New field.
4820 (File_read::contents_): Remove (replaced by whole_file_view_).
4821 (File_read::whole_file_view_): New field.
4822 * options.h (class General_options): Add --keep-files-mapped.
4823
24998053
CC		 48242009-10-27 Cary Coutant <ccoutant@google.com>
4825
4826 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4827 * testsuite/Makefile.am (plugin_test_5): New test case.
4828 * testsuite/Makefile.in: Regenerate.
4829
72adc4fa
DK		 48302009-10-25 Doug Kwan <dougkwan@google.com>
4831
4832 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4833 from private to protected to allow access by child class.
4834 (Sized_relobj::do_relocate_sections): New method declaration.
4835 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 4836 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 4837 Sized_relobj::relocate_sections. Instantiate template explicitly
4838 for different target sizes and endianity.
4839
07f508a2
DK		 48402009-10-24 Doug Kwan <dougkwan@google.com>
4841
4842 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4843 (Arm_input_section::as_arm_input_section): New method.
4844 (Arm_output_section): New class definition.
4845 (Arm_output_section::create_stub_group,
4846 Arm_output_section::group_sections): New method definitions.
4847
10ad9fe5
DK		 48482009-10-22 Doug Kwan <dougkwan@google.com>
4849
4850 * arm.cc (Arm_input_section): New class definition.
4851 (Arm_input_section::init, Arm_input_section:do_write,
4852 Arm_input_section::set_final_data_size,
4853 Arm_input_section::do_reset_address_and_file_offset): New method
4854 definitions.
4855
56ee5e00
DK		 48562009-10-21 Doug Kwan <dougkwan@google.com>
4857
4858 * arm.cc (Stub_table, Arm_input_section): New forward class
4859 declarations.
4860 (Stub_table): New class defintion.
4861 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4862 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4863 New method definition.
4864
b569affa
DK		 48652009-10-21 Doug Kwan <dougkwan@google.com>
4866
4867 * arm.cc: Update copyright comments.
4868 (Target_arm): New forward class template declaration.
4869 (Arm_address): New type.
4870 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4871 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4872 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4873 constants.
4874 (Insn_template): Same.
4875 (DEF_STUBS): New macro.
4876 (Stub_type): New enum type.
4877 (Stub_template): New class definition.
4878 (Stub): Same.
4879 (Reloc_stub): Same.
4880 (Stub_factory): Same.
4881 (Target_arm::Target_arm): Initialize may_use_blx_ and
4882 should_force_pic_veneer_.
4883 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4884 Target_arm::should_force_pic_veneer,
4885 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4886 Target_arm::using_thumb_only, Target_arm:;default_target): New
4887 method defintions.
4888 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4889 New data member declarations.
4890 (Insn_template::size, Insn_template::alignment): New method defintions.
4891 (Stub_template::Stub_template): New method definition.
4892 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4893 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4894 (Stub_factory::Stub_factory): New method definition.
4895 * gold.h (string_hash): New template.
4896 * output.h (Input_section_specifier::hash_value): Use
4897 gold::string_hash.
4898 (Input_section_specifier::string_hash): Remove.
4899 * stringpool.cc (Stringpool_template::string_hash): Use
4900 gold::string_hash.
4901
6c172549
DK		 49022009-10-20 Doug Kwan <dougkwan@google.com>
4903
4904 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4905 symbols of relaxed input sections.
4906 * output.h (Output_section::find_relaxed_input_section): Make
4907 method public.
4908
c5617f2f
DK		 49092009-10-16 Doug Kwan <dougkwan@google.com>
4910
4911 * dynobj.cc (Versions::Versions): Initialize version_script_.
4912 Only insert base version symbol definition for a shared object
4913 if version script defines any version versions.
4914 (Versions::define_base_version): New method definition.
4915 (Versions::add_def): Check that base version is not needed.
4916 (Versions::add_need): Define base version lazily.
4917 * dynobj.h (Versions::define_base_version): New method declaration.
4918 (Versions::needs_base_version_): New data member declaration.
4919 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4920 (check_DATA): Add no_version_test.stdout.
4921 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4922 New make rules.
4923 * testsuite/Makefile.in: Regenerate.
4924 * testsuite/no_version_test.c: New file.
4925 * testsuite/no_version_test.sh: Ditto.
4926
3c12dcdb
DK		 49272009-10-16 Doug Kwan <dougkwan@google.com>
4928
4929 * expression.cc (class Segment_start_expression): New class definition.
4930 (Segment_start_expression::value): New method definition.
4931 (script_exp_function_segment_start): Return a new
4932 Segment_start_expression.
4933 * gold/script-c.h (script_saw_segment_start_expression): New function
4934 prototype.
4935 * script-sections.cc (Script_sections::Script_sections): Initialize
4936 SAW_SEGMENT_START_EXPRESSION_ to false.
4937 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4938 and -Tbbs options to specify section addresses if given in
4939 command line and no SEGMENT_START expression is seen in a script.
4940 * script-sections.h (Script_sections::saw_segment_start_expression,
4941 Script_sections::set_saw_segment_start_expression): New method
4942 definition.
4943 (Script_sections::saw_segment_start_expression_): New data member
4944 declaration.
4945 * script.cc (script_saw_segment_start_expression): New function.
4946 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4947 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4948 script_test_7.sh and script_test_8.sh.
4949 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4950 script_test_8.stdout.
4951 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4952 (script_test_6, script_test_6.stdout, script_test_7,
4953 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4954 * Makefile.in: Regenerate.
4955 * testsuite/script_test_6.sh: New file.
4956 * testsuite/script_test_6.t: Same.
4957 * testsuite/script_test_7.sh: Same.
4958 * testsuite/script_test_7.t: Same.
4959 * testsuite/script_test_8.sh: Same.
4960
64b1ae37
DK		 49612009-10-16 Doug Kwan <dougkwan@google.com>
4962
4963 * output.cc (Output_segment::set_section_list_address): Cast
4964 expressions to unsigned long long type to avoid format warnings.
4965
661be1e2
ILT		 49662009-10-15 Ian Lance Taylor <iant@google.com>
4967
12edd763 4968 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 4969 dot assignment to script_sections_.
12edd763
ILT		 4970 * script-sections.cc (Script_sections::add_dot_assignment):
4971 Initialize if necessary.
4972
68b6574b
ILT		 4973 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4974 program headers with no load segment if there is a linker script.
4975
661be1e2
ILT		 4976 * layout.cc (Layout::set_segment_offsets): Align the file offset
4977 to the segment aligment for -N or -n with no load segment.
4978 * output.cc (Output_segment::add_output_section): Don't crash if
4979 the first section is a TLS section.
4980 (Output_segment::set_section_list_addresses): Print an error
4981 message if the address moves backward in a linker script.
4982 * script-sections.cc
4983 (Output_section_element_input::set_section_addresses): Don't
4984 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4985 (Orphan_output_section::set_section_addresses): Likewise.
4986
f15f61a7
DK		 49872009-10-15 Doug Kwan <dougkwan@google.com>
4988
4989 * layout.cc (Layout::finish_dynamic_section): Generate tags
4990 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4991 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4992 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4993
82bb573a
ILT		 49942009-10-14 Ian Lance Taylor <iant@google.com>
4995
4996 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4997 fields.
4998 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4999 data_shdr fields of relinfo.
5000 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5001 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5002 R_386_TLS_LDO_32, adjust based on section flags.
5003 (Target_i386::Relocate::fix_up_ldo): Remove.
5004
374ad285
ILT		 50052009-10-13 Ian Lance Taylor <iant@google.com>
5006
5007 Add support for -pie.
5008 * options.h (class General_options): Add -pie and
5009 --pic-executable.
5010 (General_options::output_is_position_independent): Test -pie.
5011 (General_options::output_is_executable): Return true if not shared
5012 and not relocatable.
5013 (General_options::output_is_pie): Remove.
5014 * options.cc (General_options::finalize): Reject incompatible uses
5015 of -pie.
5016 * gold.cc (queue_middle_tasks): A -pie link is not static.
5017 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5018 * symtab.cc (Symbol::final_value_is_known): Return false if
5019 output_is_position_independent.
5020 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5021 output_is_position_independent.
5022 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5023 output_is_position_independent.
5024 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5025 output_is_position_independent.
5026 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5027 two_file_pie_test.
5028 (basic_pie_test.o, basic_pie_test): New targets.
5029 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5030 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5031 (two_file_pie_test): New target.
5032 * testsuite/Makefile.in: Rebuild.
5033 * README: Remove note saying that -pie is not supported.
5034
c6585162
ILT		 50352009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5036
5037 * options.h (class General_options): Add -init and -fini.
5038 * layout.cc (Layout::finish_dynamic_section): Emit
5039 given init and fini functions.
5040
032ce4e9
ST		 50412009-10-13 Sriraman Tallam <tmsriram@google.com>
5042
5043 * gc.h (gc_process_relocs): Check if icf is enabled using new
5044 function.
5045 * gold.cc (queue_initial_tasks): Likewise.
5046 (queue_middle_tasks): Likewise.
5047 * object.cc (do_layout): Likewise.
5048 * symtab.cc (is_section_folded): Likewise.
5049 * main.cc (main): Likewise.
5050 * reloc.cc (Read_relocs::run): Likewise.
5051 (Sized_relobj::do_scan_relocs): Likewise.
5052 * icf.cc (is_function_ctor_or_dtor): New function.
5053 (Icf::find_identical_sections): Check if function is ctor or dtor when
5054 safe icf is chosen.
5055 * options.h (General_options::icf): Change option to be an enum.
5056 (Icf_status): New enum.
5057 (icf_enabled): New method.
5058 (icf_safe_folding): New method.
5059 (set_icf_status): New method.
5060 (icf_status_): New variable.
5061 * (options.cc) (General_options::finalize): Set icf_status_.
5062 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5063 icf_test and icf_keep_unique_test to use the --icf enum flag.
5064 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5065 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5066
f345227a
ST		 50672009-10-12 Sriraman Tallam <tmsriram@google.com>
5068
5069 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5070 includes to gc.h and icf.h.
5071 * arm.cc: Include gc.h.
5072 * gold.cc: Likewise.
5073 * i386.cc: Likewise.
5074 * powerpc.cc: Likewise.
5075 * sparc.cc: Likewise.
5076 * x86_64.cc: Likewise.
5077 * gc.h: Include icf.h.
5078
1c7814ed
ILT		 50792009-10-11 Ian Lance Taylor <iant@google.com>
5080
5081 * plugin.cc: Include "gold.h" before other header files.
5082
ae3b5189
CD		 50832009-10-10 Chris Demetriou <cgd@google.com>
5084
5085 * options.h (Input_file_argument::Input_file_type): New enum.
5086 (Input_file_argument::is_lib_): Replace with...
5087 (Input_file_argument::type_): New member.
5088 (Input_file_argument::Input_file_argument): Take Input_file_type
5089 'type' rather than boolean 'is_lib' as second argument.
5090 (Input_file_argument::is_lib): Use type_.
5091 (Input_file_argument::is_searched_file): New function.
5092 (Input_file_argument::may_need_search): Handle is_searched_file.
5093 * options.cc (General_options::parse_library): Support -l:filename.
5094 (General_options::parse_just_symbols): Update for Input_file_argument
5095 changes.
5096 (Command_line::process): Likewise.
5097 * archive.cc (Archive::get_file_and_offset): Likewise.
5098 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5099 * script.cc (read_script_file, script_add_file): Likewise.
5100 * fileread.cc (Input_file::Input_file): Likewise.
5101 (Input_file::will_search_for): Handle is_searched_file.
5102 (Input_file::open): Likewise.
5103 * readsyms.cc (Read_symbols::get_name): Likewise.
5104 * testsuite/Makefile.am (searched_file_test): New test.
5105 * testsuite/Makefile.in: Regenerate.
5106 * testsuite/searched_file_test.cc: New file.
5107 * testsuite/searched_file_test_lib.cc: New file.
5108
f3048a1d
ILT		 51092009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5110 Ian Lance Taylor <iant@google.com>
5111
5112 * descriptor.cc: Include <cstdio> and "binary-io.h".
5113 (Descriptors::open): Open the files in binary mode always.
5114 * script.cc (Lex::get_token): Treat \r as whitespace.
5115
d4780e57
ILT		 51162009-10-09 Ian Lance Taylor <iant@google.com>
5117
5118 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5119
d9a893b8
ILT		 51202009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5121 Ian Lance Taylor <iant@google.com>
5122
5123 * configure.ac: Check for readv function also.
5124 * fileread.cc (readv): Define if not HAVE_READV.
5125 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5126 does not exist.
5127 * config.in: Regenerate.
5128 * configure: Regenerate.
5129
c0a62865
DK		 51302009-10-09 Doug Kwan <dougkwan@google.com>
5131
5132 * layout.cc (Layout::make_output_section): Call target hook to make
5133 ordinary output section.
5134 (Layout::finalize): Adjust parameter list of call the
5135 Target::may_relax().
5136 * layout.h (class Layout::section_list): New method.
5137 * merge.h (Output_merge_base::entsize): Change visibility to public.
5138 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5139 New methods.
5140 (Output_merge_string::do_is_string): New method.
5141 * object.cc (Sized_relobj::do_setup): renamed from
5142 Sized_relobj::set_up.
5143 * object.h (Sized_relobj::adjust_shndx,
5144 Sized_relobj::initializ_input_to_output_maps,
5145 Sized_relobj::free_input_to_output_maps): Change visibilities to
5146 protected.
5147 (Sized_relobj::setup): Virtualize.
5148 (Sized_relobj::do_setup): New method declaration.
5149 (Sized_relobj::invalidate_section_offset,
5150 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5151 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5152 * options.cc (parse_int): New function.
5153 * options.h (parse_int): New declaration.
5154 (DEFINE_int): New macro.
5155 (stub_group_size): New option.
5156 * output.cc (Output_section::Output_section): Initialize memebers
5157 merge_section_map_, merge_section_by_properties_map_,
5158 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5159 (Output_section::add_input_section): Handled deferred code-fill
5160 generation and remove an old comment.
5161 (Output_section::add_relaxed_input_section): New method definition.
5162 (Output_section::add_merge_input_section): Use merge section by
5163 properties map to speed to search. Update merge section maps
5164 as appropriate.
5165 (Output_section::build_relaxation_map): New method definition.
5166 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5167 Same.
5168 (Output_section::relax_input_section): Renamed to
5169 Output_section::convert_input_sections_to_relaxed_sections and change
5170 interface to take a vector of pointers to relaxed sections.
5171 (Output_section::find_merge_section,
5172 Output_section::find_relaxed_input_section): New method definitions.
5173 (Output_section::is_input_address_mapped,
5174 Output_section::output_offset, Output_section::output_address):
5175 Use output section data maps to speed up searching.
5176 (Output_section::find_starting_output_address): Add comments.
5177 (Output_section::do_write,
5178 Output_section::write_to_postprocessing_buffer): Do code-fill
5179 generation as appropriate.
5180 (Output_section::get_input_sections): Invalidate relaxed input section
5181 map.
5182 (Output_section::restore_states): Adjust type of checkpoint .
5183 Invalidate relaxed input section map.
5184 * output.h (Output_merge_base): New class declaration.
5185 (Input_section_specifier): New class defintion.
5186 (class Output_relaxed_input_section) Change base class to
5187 Output_section_data_build.
5188 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5189 base class initializer.
5190 (Output_section::add_relaxed_input_section): New method declaration.
5191 (Output_section::Input_section): Change visibility to protected.
5192 (Output_section::Input_section::relobj,
5193 Output_section::Input_section::shndx): Handle relaxed input sections.
5194 Output_section::input_sections) Change visibility to protected. Also
5195 define overload to return a non-const pointer.
5196 (Output_section::Merge_section_properties): New class defintion.
5197 (Output_section::Merge_section_by_properties_map,
5198 Output_section::Output_section_data_by_input_section_map,
5199 Output_section::Relaxation_map): New types.
5200 (Output_section::relax_input_section): Rename method to
5201 Output_section::convert_input_sections_to_relaxed_sections and change
5202 interface to take a vector of relaxed section pointers.
5203 (Output_section::find_merge_section,
5204 Output_section::find_relaxed_input_section,
5205 Output_section::build_relaxation_map,
5206 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5207 New method declarations.
5208 (Output_section::merge_section_map_
5209 Output_section::merge_section_by_properties_map_,
5210 Output_section::relaxed_input_section_map_,
5211 Output_section::is_relaxed_input_section_map_valid_,
5212 Output_section::generate_code_fills_at_write_): New data members.
5213 * script-sections.cc
5214 (Output_section_element_input::set_section_addresses): Call
5215 current_data_size and addralign methods of relaxed input sections.
5216 (Orphan_output_section::set_section_addresses): Call current_data_size
5217 and addralign methods of relaxed input sections.
5218 * symtab.cc (Symbol_table::compute_final_value): Extract template
5219 from the body of Symbol_table::sized_finalize_symbol.
5220 (Symbol_table::sized_finalized_symbol): Call
5221 Symbol_table::compute_final_value.
5222 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5223 (Symbol_table::compute_final_value): New templated method declaration.
5224 * target.cc (Target::do_make_output_section): New method defintion.
5225 * target.h (Target::make_output_section): New method declaration.
5226 (Target::relax): Add more parameters for input objects, symbol table
5227 and layout. Adjust call to do_relax.
5228 (Target::do_make_output_section): New method declaration.
5229 (Target::do_relax): Add parameters for input objects, symbol table
5230 and layout.
5231
d446d6c4
ILT		 52322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5233
5234 * pread.c: Include stdio.h.
5235
bc06c745
ILT		 52362009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5237
5238 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5239 defined.
5240
75aea3d0
ILT		 52412009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5242
5243 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5244 Change read_shndx type to unsigned int.
5245 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5246 int.
5247 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5248 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5249 Change read_shndx type to unsigned int.
5250 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5251 int.
5252 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5253 * layout.cc (Layout::create_symtab_sections): Cast the result of
5254 local_symcount * symsize to off_t in the gold_assert.
5255
be8fcb75
ILT		 52562009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5257
5258 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5259 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5260 R_ARM_BASE_ABS.
5261 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5262 (Arm_relocate_functions::thm_abs5): New function.
5263 (Arm_relocate_functions::abs12): New function.
5264 (Arm_relocate_functions::abs16): New function.
5265 (Arm_relocate_functions::base_abs): New function.
5266 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5267 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5268 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5269 R_ARM_BASE_ABS.
5270 (Scan::global): Likewise.
5271 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5272 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5273 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5274 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5275 R_ARM_BASE_ABS.
5276
c2a122b6
ILT		 52772009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5278
5279 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5280 (Arm_relocate_functions::movt_prel): New function.
5281 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5282 (Arm_relocate_functions::thm_movt_prel): New function.
5283 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5284 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5285 (Scan::global, Relocate::relocate): Likewise.
5286 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5287
c4aa1e2d
ILT		 52882009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5289
5290 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5291 Incremental_checker.
5292 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5293 unsigned int.
5294 (class Incremental_inputs_header): New class.
5295 (Incremental_inputs_header_writer): Edit comment.
5296 (Incremental_inputs_entry): New class.
5297 (Incremental_inputs_entry_writer): Edit comment.
5298 (Sized_incremental_binary::do_find_incremental_inputs_section):
5299 Add *strtab_shndx parameter, fill it.
5300 (Sized_incremental_binary::do_check_inputs): New method.
5301 (Incremental_checker::can_incrementally_link_output_file): Use
5302 Sized_incremental_binary::check_inputs.
5303 (Incremental_inputs::report_command_line): Save command line in
5304 command_line_.
5305 * incremental.h:
5306 (Incremental_binary::find_incremental_inputs_section): New
5307 method.
5308 (Incremental_binary::do_find_incremental_inputs_section): Add
5309 strtab_shndx parameter.
5310 (Incremental_binary::do_check_inputs): New pure virtual method.
5311 (Sized_incremental_binary::do_check_inputs): Declare.
5312 (Incremental_checker::Incremental_checker): Add incremental_inputs
5313 parameter, use it to initialize incremental_inputs_.
5314 (Incremental_checker::incremental_inputs_): New field.
5315 (Incremental_checker::command_line): New method.
5316 (Incremental_checker::inputs): New method.
5317 (Incremental_checker::command_line_): New field.
5318
c549a694
ILT		 53192009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5320
5321 * incremental.cc: Include <cstdarg> and "target-select.h".
5322 (vexplain_no_incremental): New function.
5323 (explain_no_incremental): New function.
5324 (Incremental_binary::error): New method.
5325 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5326 method.
5327 (make_sized_incremental_binary): New function.
5328 (open_incremental_binary): New function.
5329 (can_incrementally_link_file): Add checks if output is ELF and has
5330 inputs section.
5331 * incremental.h: Include "elfcpp_file.h" and "output.h".
5332 (Incremental_binary): New class.
5333 (Sized_incremental_binary): New class.
5334 (open_incremental_binary): Declare.
5335 * object.cc (is_elf_object): Use
5336 elfcpp::Elf_recognizer::is_elf_file.
5337 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5338 * output.h (Output_file::filesize): New method.
5339
fd3c5f0b
ILT		 53402009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5341
5342 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5343 New function.
5344 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5345 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5346 function.
5347 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5348 function.
5349 (Arm_relocate_functions::movw_abs_nc): New function.
5350 (Arm_relocate_functions::movt_abs): New function.
5351 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5352 (Arm_relocate_functions::thm_movt_abs): New function.
5353 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5354 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5355 (Scan::global): Likewise.
5356 (Relocate::relocate): Likewise.
5357 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5358
7f5309a5
ILT		 53592009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5360
5361 * arm.cc (Arm_relocate_functions::got_prel) New function.
5362 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5363 (Relocate::relocate): Likewise.
5364 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5365
364c7fa5
ILT		 53662009-10-06 Ian Lance Taylor <iant@google.com>
5367
5368 * options.h (class General_options): Define
5369 split_stack_adjust_size parameter.
5370 * object.h (class Object): Add uses_split_stack_ and
5371 has_no_split_stack_ fields. Add uses_split_stack and
5372 has_no_split_stack accessor functions. Declare
5373 handle_split_stack_section.
5374 (class Reloc_symbol_changes): Define.
5375 (class Sized_relobj): Define Function_offsets. Declare
5376 split_stack_adjust, split_stack_adjust_reltype, and
5377 find_functions.
5378 * object.cc (Object::handle_split_stack_section): New function.
5379 (Sized_relobj::do_layout): Call handle_split_stack_section.
5380 * dynobj.cc (Sized_dynobj::do_layout): Call
5381 handle_split_stack_section.
5382 * reloc.cc (Sized_relobj::relocate_sections): Call
5383 split_stack_adjust for executable sections in split_stack
5384 objects. Pass reloc_map to relocate_section.
5385 (Sized_relobj::split_stack_adjust): New function.
5386 (Sized_relobj::split_stack_adjust_reltype): New function.
5387 (Sized_relobj::find_functions): New function.
5388 * target-reloc.h: Include "object.h".
5389 (relocate_section): Add reloc_symbol_changes parameter. Change
5390 all callers.
5391 * target.h (class Target): Add calls_non_split method. Declare
5392 do_calls_non_split virtual method. Declare match_view and
5393 set_view_to_nop.
5394 * target.cc: Include "elfcpp.h".
5395 (Target::do_calls_non_split): New function.
5396 (Target::match_view): New function.
5397 (Target::set_view_to_nop): New function.
5398 * gold.cc (queue_middle_tasks): Give an error if mixing
5399 split-stack and non-split-stack objects with -r.
5400 * i386.cc (Target_i386::relocate_section): Add
5401 reloc_symbol_changes parameter.
5402 (Target_i386::do_calls_non_split): New function.
5403 * x86_64.cc (Target_x86_64::relocate_section): Add
5404 reloc_symbol_changes parameter.
5405 (Target_x86_64::do_calls_non_split): New function.
5406 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5407 parameter.
5408 * powerpc.cc (Target_powerpc::relocate_section): Add
5409 reloc_symbol_changes parameter.
5410 * sparc.cc (Target_sparc::relocate_section): Add
5411 reloc_symbol_changes parameter.
5412 * configure.ac: Call AM_CONDITIONAL for the default target.
5413 * configure: Rebuild.
5414 * testsuite/Makefile.am (TEST_AS): New variable.
5415 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5416 (check_DATA): Add split_i386 and split_x86_64 files.
5417 (SPLIT_DEFSYMS): Define.
5418 (split_i386_[1234n].o): New targets.
5419 (split_i386_[124]): New targets.
5420 (split_i386_[1234r].stdout): New targets.
5421 (split_x86_64_[1234n].o): New targets.
5422 (split_x86_64_[124]): New targets.
5423 (split_x86_64_[1234r].stdout): New targets.
5424 (MOSTLYCLEANFILES): Add new executables.
5425 * testsuite/split_i386.sh: New file.
5426 * testsuite/split_x86_64.sh: New file.
5427 * testsuite/split_i386_1.s: New file.
5428 * testsuite/split_i386_2.s: New file.
5429 * testsuite/split_i386_3.s: New file.
5430 * testsuite/split_i386_4.s: New file.
5431 * testsuite/split_i386_n.s: New file.
5432 * testsuite/split_x86_64_1.s: New file.
5433 * testsuite/split_x86_64_2.s: New file.
5434 * testsuite/split_x86_64_3.s: New file.
5435 * testsuite/split_x86_64_4.s: New file.
5436 * testsuite/split_x86_64_n.s: New file.
5437 * testsuite/testfile.cc (Target_test): Update relocation_section
5438 function.
5439 * testsuite/Makefile.in: Rebuild.
5440
e8a9fcda
ILT		 54412009-10-06 Ian Lance Taylor <iant@google.com>
5442
5443 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5444 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5445 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5446 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5447 the address on ldo_addrs_.
5448 (Target_i386::Relocate::fix_up_ldo): New function.
5449
e99daf92
ILT		 54502009-10-06 Rafael Espindola <espindola@google.com>
5451
5452 * plugin.cc (add_input_library): New.
5453 (Plugin::load): Add add_input_library to tv.
5454 (Plugin_manager::add_input_file): Add the is_lib argument.
5455 (add_input_file): Update call to Plugin_manager::add_input_file.
5456 (add_input_library): New.
5457 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5458
966d4097
DK		 54592009-09-30 Doug Kwan <dougkwan@google.com>
5460
5461 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5462 symbol and call Symbol::may_need_copy_reloc to determine if
5463 a copy reloc is needed.
5464 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5465 nocopyreloc is given in command line.
5466 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5467 given in command line.
5468 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5469 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5470 of the removed Target_i386::may_need_copy_reloc.
5471 * options.h (copyreloc): New option with default value false.
5472 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5473 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5474 instead of the removed Target_powerpc::may_need_copy_reloc.
5475 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5476 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5477 instead of the removed Target_sparc::may_need_copy_reloc.
5478 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5479 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5480 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5481 instead of the removed Target_x86_64::may_need_copy_reloc.
5482
029ba973
ILT		 54832009-09-30 Ian Lance Taylor <iant@google.com>
5484
5485 * object.h (class Object): Remove target_ field, and target,
5486 sized_target, and set_target methods.
5487 (Object::sized_target): Remove.
5488 (class Sized_relobj): Update declarations. Remove sized_target.
5489 * object.cc (Sized_relobj::setup): Remove target parameter.
5490 Change all callers.
5491 (Input_objects::add_object): Don't do anything with the target.
5492 (make_elf_sized_object): Add punconfigured parameter. Change all
5493 callers. Set or test parameter target.
5494 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5495 Change all callers.
5496 * parameters.cc (Parameters::set_target): Change parameter type to
5497 be non-const.
5498 (Parameters::default_target): Remove.
5499 (set_parameters_target): Change parameter type to be non-const.
5500 (parameters_force_valid_target): New function.
5501 (parameters_clear_target): New function.
5502 * parameters.h (class Parameters): Update declarations. Remove
5503 default_target method. Add sized_target and clear_target
5504 methods. Change target_ to be non-const.
5505 (set_parameters_target): Update declaration.
5506 (parameters_force_valid_target): Declare.
5507 (parameters_clear_target): Declare.
5508 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5509 as NULL if we aren't searching.
5510 (Add_symbols::run): Don't check for compatible target.
5511 * fileread.cc (Input_file::open_binary): Call
5512 parameters_force_valid_target.
5513 * gold.cc (queue_middle_tasks): Likewise.
5514 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5515 set_target on object.
5516 * dynobj.h (class Sized_dynobj): Update declarations.
5517 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5518 make_elf_object returns NULL.
5519 (Archive::include_member): Don't check whether object target is
5520 compatible.
5521 * output.cc (Output_section::add_input_section): Get target from
5522 parameters.
5523 (Output_section::relax_input_section): Likewise.
5524 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5525 parameters.
5526 (Sized_relobj::do_scan_relocs): Likewise.
5527 (Sized_relobj::relocate_sections): Likewise.
5528 * resolve.cc (Symbol_table::resolve): Likewise.
5529 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5530 parameter. Change all callers.
5531 (Symbol_table::add_from_object): Get target from parameters.
5532 (Symbol_table::add_from_relobj): Don't check object target.
5533 (Symbol_table::add_from_dynobj): Likewise.
5534 (Symbol_table::define_special_symbol): Get target from
5535 parameters.
5536 * symtab.h (class Symbol_table): Update declaration.
5537 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5538 parameter. Change all callers. Clear parameter target.
5539 (Binary_test): Test target here.
5540 * testsuite/object_unittest.cc (gold_testsuite): Remove
5541 target_test_pointer parameter. Change all callers.
5542 (Object_test): Test target here.
5543
a6a22b83
ILT		 55442009-09-26 Ian Lance Taylor <iant@google.com>
5545
5546 * testsuite/initpri1.c: Don't try to use constructor priorities if
5547 compiling with gcc before 4.3.
5548
6a8f49fe
ILT		 55492009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5550
5551 * testsuite/retain_symbols_file_test.sh (check_present): Change
5552 output file name to retain_symbols_file_test.stdout.
5553 (check_absent): Likewise.
5554
8c604651
CS		 55552009-09-18 Craig Silverstein <csilvers@google.com>
5556
5557 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5558 * options.cc: Include <cerrno> and <fstream>.
5559 (General_options::finalize): Parse -retain-symbols-file tag.
5560 * options.h: New flag.
5561 (General_options): New method should_retain_symbol, new
5562 variable symbols_to_retain.
5563 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5564 should_retain_symbol map.
5565 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5566 * testsuite/Makefile.in: Regenerate.
5567 * testsuite/retain_symbols_file_test.sh: New file.
5568
ca58b19f
NC		 55692009-09-18 Nick Clifton <nickc@redhat.com>
5570
5571 * po/es.po: Updated Spanish translation.
5572
20e6d0d6
DK		 55732009-09-17 Doug Kwan <dougkwan@google.com>
5574
5575 * debug.h (DEBUG_RELAXATION): New constant.
5576 (DEBUG_ALL): Add DEBUG_RELAXATION.
5577 (debug_string_to_enum): Add relaxation debug option.
5578 * layout.cc
5579 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5580 Layout::Relaxation_debug_check::read_sections,
5581 Layout::Relaxation_debug_check::read_sections): New method definitions.
5582 (Layout::Layout): Initialize data members
5583 record_output_section_data_from_scrips_,
5584 script_output_section_data_list_ and relaxation_debug_check_.
5585 (Layout::save_segments, Layout::restore_segments,
5586 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5587 Layout::relaxation_loop_body): New method definitions.
5588 (Layout::finalize): Support relaxation. Move section layout code to
5589 Layout::relaxation_loop_body.
5590 (Layout::set_asection_address_from_script): Move code for orphan
5591 section placement out.
5592 (Layout::place_orphan_sections_in_script): New method definition.
5593 * layout.h (Output_segment_headers, Output_file_header):
5594 New forward class declarations.
5595 (Layout::~Layout): Define.
5596 (Layout::new_output_section_data_from_script): New method definition.
5597 (Layout::place_orphan_sections_in_script): New method declaration.
5598 (Layout::Segment_states): New type declaration.
5599 (Layout::save_segments, Layout::restore_segments,
5600 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5601 Layout::relaxation_loop_body): New method declarations.
5602 (Layout::Output_section_data_list): New type declaration.
5603 (Layout::Relaxation_debug_check): New class definition.
5604 (Layout::record_output_section_data_from_script_,
5605 Layout::script_output_section_data_list_, Layout::segment_states_,
5606 Layout::relaxation_debug_check_): New data members.
5607 * output.cc: (Output_section_headers::do_size): New method definition.
5608 (Output_section_headers::Output_section_headers): Move size
5609 computation to Output_section_headers::do_size.
5610 (Output_segment_headers::do_size): New method definition.
e1df38aa 5611 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 5612 Output_file_header::do_size and call it.
5613 (Output_file_header::do_size): New method definition.
5614 (Output_data_group::Output_data_group): Adjust call to
5615 Output_section_data.
5616 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5617 (Output_symtab_xindex::do_write): Add array bound check.
5618 (Output_section::Input_section::print_to_mapfile): Handle
5619 RELAXED_INPUT_SECTION_CODE.
5620 (Output_section::Output_section): Initialize data member checkpoint_.
5621 (Output_section::~Output_section): Delete checkpoint object pointed
5622 by checkpoint_.
5623 (Output_section::add_input_section): Always add an Input_section if
5624 relaxing.
5625 (Output_section::add_merge_input_section): Add assert.
5626 (Output_section::relax_input_section): New method definition.
5627 (Output_section::set_final_data_size): Set load address to zero for
5628 an unallocated section.
5629 (Output_section::do_address_and_file_offset_have_reset_values):
5630 New method definition.
5631 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5632 Handle relaxed input section.
5633 (Output_section::sort_attached_input_sections): Checkpoint input
5634 section list lazily.
5635 (Output_section::get_input_sections): Change type of input_sections to
5636 list of Simple_input_section pointers. Checkpoint input section list
5637 lazily. Also handle relaxed input sections.
5638 (Output_section::add_input_section_for_script): Take a reference to
5639 a Simple_input_section object instead of Relobj pointer and section
5640 index as parameter. Handle relaxed input sections.
5641 (Output_section::save_states, Output_section::restore_states): New
5642 method definitions.
5643 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5644 (Output_data::is_data_size_fixed): New method definition.
5645 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5646 if it is fixed.
5647 (Output_data::address_and_file_offset_have_reset_values): New method
5648 definition.
5649 (Output_data::do_address_and_file_offset_have_reset_values): New method
5650 definition.
5651 (Output_data::set_data_size): Check that data size is not fixed.
5652 (Output_data::fix_data_size): New method definition.
5653 (Output_data::is_data_size_fixed_): New data member.
5654 (Output_section_headers::set_final_data_size): New method definition.
5655 (Output_section_headers::do_size): New method declaration.
5656 (Output_segment_headers::set_final_data_size): New method definition.
5657 (Output_segment_headers::do_size): New method declaration.
5658 (Output_file_header::set_final_data_size)::New method definition.
5659 (Output_file_header::do_size)::New method declaration.
5660 (Output_section_data::Output_section_data): Add new parameter
5661 is_data_size_fixed and use it to fix data size.
5662 (Output_data_const::Output_data_const): Adjust call to base class
5663 constructor and fix data size.
5664 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5665 base class constructor and fix data size.
5666 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5667 base class constructor and fix data size.
5668 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5669 class constructor and fix data size.
5670 (Output_data_group::set_final_data_size): New method definition.
5671 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5672 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5673 class constructor and fix data size.
5674 (Output_relaxed_input_section): New class definition.
5675 (Output_section::Simple_input_section): New class definition.
5676 (Output_section::get_input_sections): Adjust parameter list.
5677 (Output_section::add_input_section_for_script): Same.
5678 (Output_section::save_states, Output_section::restore_states,
5679 Output_section::do_address_and_file_offset_have_reset_values,
5680 (Output_section::Input_section::Input_section): Handle
5681 RELAXED_INPUT_SECTION_CODE. Add new overload for
5682 Output_relaxed_input_section.
5683 (Output_section::Input_section::is_input_section,
5684 Output_section::Input_section::set_output_section): Handle relaxed
5685 input section.
5686 (Output_section::Input_section::is_relaxed_input_section,
5687 Output_section::Input_section::output_section_data,
5688 Output_section::Input_section::relaxed_input_section): New method
5689 definitions.
5690 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5691 value.
5692 (Output_section::Input_section::u1_): Update comments.
5693 (Output_section::Input_section::u2_): Add new union member poris.
5694 (Output_section::Checkpoint_output_section): New classs definition.
5695 (Output_section::relax_input_section): New method declaration.
5696 (Output_section::checkpoint_): New data member.
5697 (Output_segment): Update comments.
5698 (Output_segment::Output_segment): Un-privatize copy constructor.
5699 (Output_segment::operator=): Un-privatize.
5700 * script-sections.cc (Output_section_element::Input_section_list):
5701 Change element type to Output_section::Simple_input_section.
5702 (Output_section_element_dot_assignment::set_section_addresses):
5703 Register output section data for relaxation clean up.
5704 (Output_data_exression::Output_data_expression): Adjust call to base
5705 constructor to fix data size.
5706 (Output_section_element_data::set_section_addresses): Register
5707 Output_data_expression object for relaxation clean up.
5708 (struct Input_section_info): Replace Relobj pointer and section index
5709 pair with Output_section::Simple_input_section and Convert struct to a
5710 class.
5711 (Input_section_sorter::operator()): Adjust access to
e1df38aa 5712 Input_section_info data member to use accessors.
20e6d0d6
DK		 5713 (Output_section_element_input::set_section_addresses): Use layout
5714 parameter. Adjust code to use Output_section::Simple_input_section
5715 and Input_secction_info classes. Register filler for relaxation
5716 clean up.
5717 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5718 and section index pair with Output_section::Simple_input_section
5719 class. Adjust code accordingly.
5720 (Phdrs_element::release_segment): New method definition.
5721 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5722 segment list.
5723 (Script_sections::release_segments): New method definition.
5724 * gold/script-sections.h (Script_sections::release_segments): New
5725 method declaration.
5726 * gold/target.h (Target::may_relax, Target::relax,
5727 Target::do_may_relax, Target::do_relax): New method definitions.
5728
5e445df6
ILT		 57292009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5730
5731 * arm.cc (has_signed_unsigned_overflow): New function.
5732 (Arm_relocate_functions::abs8): New function.
5733 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5734 (Target_arm::Scan::global): Likewise.
5735 (Target_arm::relocate::relocate): Likewise.
5736 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5737 Likewise.
5738
8c604651 57392009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 5740
5741 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5742 * testsuite/Makefile.in: Regenerate.
5743
1e9cc1c2
NC		 57442009-09-11 Nick Clifton <nickc@redhat.com>
5745
5746 * po/gold.pot: Updated by the Translation project.
5747
6a89f575
CC		 57482009-09-08 Cary Coutant <ccoutant@google.com>
5749
5750 * output.cc (Output_file::open): Add execute permission to empty file.
5751 * testsuite/Makefile.am (permission_test): New test.
5752 * testsuite/Makefile.in: Regenerate.
5753
fdcac5af
ILT		 57542009-09-02 Ian Lance Taylor <iant@google.com>
5755
5756 * output.cc (Output_file::resize): Call map_no_anonymous rather
5757 than map.
5758
44453f85
ILT		 57592009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5760
5761 * gold.cc: Include "incremental.h".
5762 (queue_initial_tasks): Call Incremental_checker methods.
5763 * incremental.cc: Include "output.h".
5764 (Incremental_checker::can_incrementally_link_output_file): New
5765 method.
5766 * incremental.h (Incremental_checker): New class.
5767
5768 * output.cc (Output_file::open_for_modification): New method.
5769 (Output_file::map_anonymous): Changed return type to bool. Record
5770 map in base_ field.
5771 (Output_file::map_no_anonymous): New method, broken out of map.
5772 (Output_file::map): Use map_no_anonymous and map_anonymous.
5773 * output.h (class Output_file): Update declarations.
5774
293c1386
CC		 57752009-08-24 Cary Coutant <ccoutant@google.com>
5776
5777 * options.h (Command_line::Pre_options): New class.
5778 (Command_line::pre_options): New member.
5779 * options.cc (gold::options::ready_to_register): New variable.
5780 (One_option::register_option): Do nothing if not registering options.
5781 Assert if same short option registered twice.
5782 (General_options::General_options): Turn off option registration when
5783 done constructing.
5784 (Command_line::Pre_options::Pre_options): New constructor.
5785
f773f3d2
CC		 57862009-08-24 Cary Coutant <ccoutant@google.com>
5787
06a73cfe
CC		 5788 * options.h (General_options::no_keep_memory): Remove incorrect
5789 short option.
f773f3d2 5790
a15af8e2
RW		 57912009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5792
5793 * Makefile.am (am__skiplex, am__skipyacc): New.
5794 * Makefile.in: Regenerate.
5795
c462b41b
RW		 57962009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5797
14ec8efd
RW		 5798 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5799 (INCLUDES): ... this.
5800 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5801 (AM_CPPFLAGS): Renamed from ...
5802 (INCLUDE): ... this.
5803 * Makefile.in, testsuite/Makefile.in: Regenerate.
5804
81ecdfbb
RW		 5805 * Makefile.in: Regenerate.
5806 * aclocal.m4: Likewise.
5807 * config.in: Likewise.
5808 * configure: Likewise.
5809 * testsuite/Makefile.in: Likewise.
5810
c462b41b
RW		 5811 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5812 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5813 * Makefile.in: Regenerate.
5814 * testsuite/Makefile.in: Regenerate.
5815
2da73f13
CC		 58162009-08-19 Cary Coutant <ccoutant@google.com>
5817
5818 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5819 symbols in shared libraries overridden by hidden or internal symbols
5820 in the main program.
5821
2db70501
CD		 58222009-08-19 Chris Demetriou <cgd@google.com>
5823
5824 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5825 checking source file names in error messages.
5826
f733487b
DK		 58272009-08-18 Doug Kwan <dougkwan@google.com>
5828
5829 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5830 an elcpp::Ehdr as parameter. Adjust call to set_target.
5831 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5832 an elfcpp::Ehdr as parameter.
5833 * object.cc (Object::set_target): Remove the version that looks up
5834 a target and sets it.
5835 (Sized_relobj::setup): Take a Target object instead of
5836 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5837 (make_elf_sized_object): Find target and ask target to
5838 make an ELF object.
5839 * object.h: (Object::set_target): Remove the version that looks up
5840 a target and sets it.
5841 (Sized_relobj::setup): Take a Target object instead of
5842 an elfcpp:Ehdr as parameter.
5843 * target.cc: Include dynobj.h.
5844 (Target::do_make_elf_object_implementation): New.
5845 (Target::do_make_elf_object): New.
5846 * target.h (Target::make_elf_object): New template declaration.
5847 (Target::do_make_elf_object): New method declarations.
5848 (Target::do_make_elf_object_implementation): New template declaration.
5849
cc70f101
ILT		 58502009-08-14 Ian Lance Taylor <iant@google.com>
5851
5852 * gold.h (FUNCTION_NAME): Define.
5853 (gold_unreachable): Use FUNCTION_NAME.
5854
ef5e0cb1
ST		 58552009-08-12 Sriraman Tallam <tmsriram@google.com>
5856
5857 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5858 symbol in the --keep-unique list is not found.
5859
48c187ce
ST		 58602009-08-12 Sriraman Tallam <tmsriram@google.com>
5861
5862 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5863 been maked as --keep-unique.
5864 (Icf::unfold_section): New function.
5865 * icf.h (Icf::unfold_section): New function.
5866 * options.h (General_options::keep_unique): New option.
5867 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5868 * testsuite/Makefile.in: Regenerate.
5869 * testsuite/icf_keep_unique_test.sh: New file.
5870 * testsuite/icf_keep_unique_test.cc: New file.
5871
645afe0c
CC		 58722009-08-12 Cary Coutant <ccoutant@google.com>
5873
5874 PR 10471
5875 * resolve.cc (Symbol_table::resolve): Check for references from
5876 dynamic objects to hidden and internal symbols.
5877 * testsuite/Makefile.am (hidden_test.sh): New test.
5878 * testsuite/Makefile.in: Regenerate.
5879 * testsuite/hidden_test.sh: New script.
5880 * testsuite/hidden_test_1.c: New test source.
5881 * testsuite/hidden_test_main.c: New test source.
5882
11af873f
DK		 58832009-08-11 Doug Kwan <dougkwan@google.com>
5884
5885 * arm.cc: Update comments.
5886 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5887 segment to locate the .ARM.exidx section if present.
5888
b9f7d72d
DK		 58892009-08-09 Doug Kwan <dougkwan@google.com>
5890
5891 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5892 patch.
5893
ddd3c53c
ST		 58942009-08-07 Sriraman Tallam <tmsriram@google.com>
5895 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5896 compiler warnings.
5897
27721062
ST		 58982009-08-06 Sriraman Tallam <tmsriram@google.com>
5899
5900 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5901 valid tls_segment only for non-debug-section relocations.
5902 * testsuite/Makefile.am: Add gc_tls_test.
5903 * testsuite/Makefile.in: Regenerate.
5904 * testsuite/gc_tls_test.cc: New file.
5905 * testsuite/gc_tls_test.sh: New file.
5906
ef15dade 59072009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 5908
ef15dade
ST		 5909 * icf.cc: New file.
5910 * icf.h: New file.
5911 * Makefile.am (CCFILES): Add icf.cc.
5912 (HFILES): Add icf.h
5913 * Makefile.in: Regenerate.
5914 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5915 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5916 section, symbol and addend information for the relocs.
5917 * gold.cc (queue_middle_tasks): Call identical code folding.
5918 * gold.h: Add defines for multimap.
5919 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5920 to the call of finalize_local_symbols.
5921 * main.cc (main): Create object of class Icf.
5922 * object.cc (Sized_relobj::do_layout): Allow this function to be
5923 called twice during icf.
5924 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5925 to sections marked as identical by icf.
5926 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5927 when available.
5928 (Sized_relobj::do_section_entsize): New function.
5929 * object.h (Object::section_entsize): New function.
5930 (Object::do_section_entsize): New pure virtual function.
5931 (Relobj::finalize_local_symbols): Add new parameter.
5932 (Relobj::do_section_entsize): New function.
5933 * options.h (General_options::icf): New option.
5934 (General_options::icf_iterations): New option.
5935 (General_options::print_icf_sections): New option.
5936 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5937 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5938 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5939 icf.
5940 * symtab.cc (Symbol_table::is_section_folded): New function.
5941 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5942 to sections marked as identical by icf.
5943 * symtab.h (Symbol_table::set_icf): New function.
5944 (Symbol_table::icf): New function.
5945 (Symbol_table::is_section_folded): New function.
5946 (Symbol_table::icf_): New data member.
5947 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5948 * testsuite/Makefile.am: Add commands to build icf_test.
5949 * testsuite/Makefile.in: Regenerate.
5950 * testsuite/icf_test.sh: New file.
5951 * testsuite/icf_test.cc: New file.
5952
c3b65ac4
CD		 59532009-07-24 Chris Demetriou <cgd@google.com>
5954
5955 * layout.cc (is_compressible_debug_section): Fix incorrect
5956 comment about compressed section names.
5957
1caf2c51
ILT		 59582009-07-20 Ian Lance Taylor <ian@airs.com>
5959
5960 PR 10419
5961 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5962
1ef4d87f
ILT		 59632009-07-16 Ian Lance Taylor <iant@google.com>
5964
5965 PR 10400
5966 * layout.h: #include <map>.
5967 (class Kept_section): Change from struct to class. Add accessors
5968 and setters. Add section size to Comdat_group mapping. Change
5969 Comdat_group to std::map. Add is_comdat_ field. Add
5970 linkonce_size field in union.
5971 (class Layout): Update declaration of find_or_add_kept_section.
5972 Don't declare find_kept_object.
5973 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5974 parameter. Add object, shndx, is_comdat, and is_group_name
5975 parameters. Change all callers. Adjust for new Kept_section.
5976 (Layout::find_kept_object): Remove.
5977 * object.cc (Sized_relobj::include_section_group): Update use of
5978 Kept_section. Rename secnum to shndx. Only record
5979 Kept_comdat_section if sections are the same size.
5980 (Sized_relobj::include_linkonce_section): Update use of
5981 Kept_section. Only record Kept_comdat_section if sections are the
5982 same size. Set size of linkonce section.
5983 (Sized_relobj::map_to_kept_section): Update call to
5984 get_kept_comdat_section.
5985 * object.h (class Sized_relobj): Rename fields in
5986 Kept_comdat_section to drop trailing underscores; change object
5987 field to Relobj*. Change Kept_comdat_section_table to store
5988 struct rather than pointer.
5989 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5990 Add kept_object and kept_shndx parameters. Change all callers.
5991 (Sized_relobj::get_kept_comdat_section): Change return type to
5992 bool. Add kept_object and kept_shndx parameters. Change all
5993 callers.
5994 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5995 Layout::find_or_add_kept_section.
5996
37c3b7b0
ILT		 59972009-07-09 Ian Lance Taylor <iant@google.com>
5998
5999 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6000 Reserve space in the hash table.
6001
98fa85cb
ILT		 60022009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6003
6004 * fileread.cc (File_read::get_mtime): New method.
6005 * fileread.h (Timespec): New structure.
6006 (File_read::get_mtime): New method.
6007 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6008 Renamed from timestamp_nsec.
6009 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6010 Elf_Xword.
e1df38aa 6011 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6012 timestamp_nsec.
e1df38aa 6013 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6014 (Incremental_inputs::report_obejct): Save mtime; style fix.
6015 (Incremental_inputs::report_script): Save mtime; style fix.
6016 (Incremental_inputs::finalize_inputs): Style fix.
6017 (Incremental_inputs::finalize): Style fix.
6018 (Incremental_inputs::create_input_section_data): Store inputs
6019 mtime.
6020 * incremental.h (Incremental_inputs::report_script): Add mtime
6021 argument.
6022 (Incremental_inputs::Input_info::Input_info): Intialize only one
6023 union member.
6024 (Incremental_inputs::Input_info::archive): Move to nameless
6025 union.
6026 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6027 (Incremental_inputs::Input_info::script): Move to nameless union.
6028 (Incremental_inputs::mtime): New field.
6029 * script.cc (read_input_script): Pass file mtime to
6030 Incremental_input.
6031 * script.h (Script_info::inputs): Style fix.
6032
c9d70757
ILT		 60332009-07-01 Ian Lance Taylor <ian@airs.com>
6034
6035 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6036 instead of 32.
6037
9c547ec3
ILT		 60382009-06-24 Ian Lance Taylor <iant@google.com>
6039
6040 PR 10156
6041 * layout.cc (Layout::choose_output_section): If we find an
6042 existing section, update the flags.
6043 (Layout::create_notes): New function, broken out of
6044 Layout::finalize.
6045 (Layout::finalize): Don't create note sections.
6046 (Layout::create_note): Don't crash if linker script discards
6047 section.
6048 (Layout::create_gold_note): Likewise.
6049 (Layout::create_build_id): Likewise. Don't set
6050 after_input_sections on the section.
6051 (Layout::create_executable_stack_info): Remove target parameter.
6052 Change caller.
6053 * layout.h (class Layout): Declare create_notes. Update
6054 declaration of create_executable_stack_info.
6055 * gold.cc (queue_middle_tasks): Call create_notes.
6056 * output.cc (Output_section::update_flags_for_input_section): Move
6057 here from output.h. If SHF_ALLOC flag is newly set, mark address
6058 invalid.
6059 * output.h (Output_data::mark_address_invalid): New function.
6060 (class Output_section): Only declare, not define,
6061 update_flags_for_input_section. Remove set_flags.
6062
55458500
ILT		 60632009-06-24 Ian Lance Taylor <iant@google.com>
6064
6065 * script-sections.cc (Output_section_definition::
6066 set_section_addresses): Rename shadowing local load_address to
6067 laddr.
6068
1307d6cd
ILT		 60692009-06-24 Ian Lance Taylor <iant@google.com>
6070
6071 PR 10244
6072 * reloc.cc (relocate_sections): Skip empty relocation sections.
6073
ec3f783e
ILT		 60742009-06-23 Ian Lance Taylor <iant@google.com>
6075
6076 PR 10156
6077 * layout.cc (Layout::create_note): Use choose_output_section
6078 rather than make_output_section.
6079
459c9f1c
ILT		 60802009-06-23 Ian Lance Taylor <iant@google.com>
6081
6082 PR 10237
6083 * options.cc (General_options::parse_V): Set printed_version_.
6084 (General_options::General_options): Initialize printed_version_.
6085 * options.h (class General_options): Add printed_version_ field.
6086 * gold.cc (queue_initial_tasks): If there are no input files,
6087 don't give a fatal error if we printed the version information.
6088 (queue_middle_tasks): If using -r with a shared object, give a
6089 fatal error rather than an ordinary error.
6090
1518dc8f
ILT		 60912009-06-23 Ian Lance Taylor <iant@google.com>
6092
6093 PR 10219
6094 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6095 (Layout::make_output_section): Set have_stabstr_section_ if we see
6096 a .stab*str section.
6097 (Layout::finalize): Call link_stabs_sections.
6098 (Layout::link_stabs_sections): New file.
6099 * layout.h (class Layout): Add have_stabstr_section_ field.
6100 Declare link_stabs_sections.
6101
3d857b98
DK		 61022009-06-23 Doug Kwan <dougkwan@google.com>
6103
6104 * Makefile.am (libgold_a_LIBADD): New.
6105 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6106 * Makefile.in: Regenerate.
6107 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6108 * configure: Regenerate.
6109 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6110 * fileread.cc: Include sys/state.h
6111 * gold.h: Declare memmem and strndup if found missing.
6112 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6113
0639a6f6
ILT		 61142009-06-23 Ian Lance Taylor <iant@google.com>
6115
6116 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6117 * configure: Rebuild.
6118
8d63875c
ILT		 61192009-06-23 Ian Lance Taylor <iant@google.com>
6120
6121 PR 10147
6122 * object.cc (Object::section_contents): Don't try to get a view if
6123 the section has length zero.
6124 (Object::handle_gnu_warning_section): If the section is empty, use
6125 the name of the section as the warning.
6126
f7c8a183
ILT		 61272009-06-23 Ian Lance Taylor <iant@google.com>
6128
6129 PR 10133
6130 * stringpool.h (class Stringpool_template): Add optimize_ field.
6131 (Stringpool_template::set_optimize): New function.
6132 * stringpool.cc (Stringpool_template::Stringpool_template):
6133 Initialize optimize_ field.
6134 (Stringpool_template::set_string_offsets): Test local optimize
6135 fild rather than parameter.
6136 * layout.cc (Layout::Layout): Call set_optimize on the section
6137 name stringpool.
6138
e6a307ba
ILT		 61392009-06-22 Ian Lance Taylor <iant@google.com>
6140
6141 PR 10030
6142 * yyscript.y: Parse TARGET.
6143 * script.cc (script_set_target): New function.
6144 * script-c.h (script_set_target): Declare.
6145 * options.cc (General_options::string_to_object_format): Rename
6146 from string_to_object_format in anonymous namespace. Change
6147 callers.
6148 * options.h (class General_options): Declare
6149 string_to_object_format.
6150
3ee173de
ILT		 61512009-06-22 Ian Lance Taylor <iant@google.com>
6152
6153 * script-sections.cc (Script_sections::create_segments): Don't put
6154 program headers in a PT_LOAD segment if -n or -N.
6155
61562009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6157
6158 PR 10141
6159 * options.h (class General_options): Add -z lazy and -z now. Sort
6160 -z options into alphabetical order.
6161 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6162
cd6739a1 61632009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6164
6165 * layout.cc (Layout::make_output_section): Call
6166 Target::new_output_section.
6167 (Layout::attach_allocated_section_to_segment): Put large section
6168 sections in a separate load segment with the large segment flag
6169 set.
6170 (Layout::segment_precedes): Sort large data segments after other
6171 load segments.
6172 (align_file_offset): New static function.
6173 (Layout::set_segment_offsets): Use align_file_offset.
6174 * output.h (class Output_section): Add is_small_section_ and
6175 is_large_section_ fields.
6176 (Output_section::is_small_section): New function.
6177 (Output_section::set_is_small_section): New function.
6178 (Output_section::is_large_section): New function.
6179 (Output_section::set_is_large_section): New function.
6180 (Output_section::is_large_data_section): New function.
6181 (class Output_segment): Add is_large_data_segment_ field.
6182 (Output_segment::is_large_data_segment): New function.
6183 (Output_segment::set_is_large_data_segment): New function.
6184 * output.cc (Output_section::Output_section): Initialize new
6185 fields.
6186 (Output_segment::Output_segment): Likewise.
6187 (Output_segment::add_output_section): Add assertion that large
6188 data sections always go in large data segments. Force small data
6189 sections to the end of the list of data sections. Force small BSS
6190 sections to the start of the list of BSS sections. For large BSS
6191 sections to the end of the list of BSS sections.
6192 * symtab.h (class Symbol): Declare is_common_shndx.
6193 (Symbol::is_defined): Check Symbol::is_common_shndx.
6194 (Symbol::is_common): Likewise.
6195 (class Symbol_table): Define enum Commons_section_type. Update
6196 declarations. Add small_commons_ and large_commons_ fields.
6197 * symtab.cc (Symbol::is_common_shndx): New function.
6198 (Symbol_table::Symbol_table): Initialize new fields.
6199 (Symbol_table::add_from_object): Put small and large common
6200 symbols in the right list.
6201 (Symbol_table::sized_finalized_symbol): Check
6202 Symbol::is_common_shndx.
6203 (Symbol_table::sized_write_globals): Likewise.
6204 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6205 common symbol lists. Don't call do_allocate_commons_list if the
6206 list is empty.
6207 (Symbol_table::do_allocate_commons_list): Remove is_tls
6208 parameter. Add comons_section_type parameter. Change all
6209 callers. Handle small and large common symbols.
6210 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6211 Symbol::is_common_shndx.
6212 * resolve.cc (symbol_to_bits): Likewise.
6213 * target.h (Target::small_common_shndx): New function.
6214 (Target::small_common_section_flags): New function.
6215 (Target::large_common_shndx): New function.
6216 (Target::large_common_section_flags): New function.
6217 (Target::new_output_section): New function.
6218 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6219 small_common_section_flags, and large_common_section_flags
6220 fields.
6221 (Target::do_new_output_section): New virtual function.
6222 * arm.cc (Target_arm::arm_info): Initialize new fields.
6223 * i386.cc (Target_i386::i386_info): Likewise.
6224 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6225 Likewise.
6226 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6227 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6228 (Target_x86_64::do_new_output_section): New function.
6229 * configure.ac: Define conditional MCMODEL_MEDIUM.
6230 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6231 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6232 (large_LDFLAGS): Define.
6233 * testsuite/large.c: New file.
6234 * testsuite/testfile.cc (Target_test::test_target_info):
6235 Initialize new fields.
6236 * configure, testsuite/Makefile.in: Rebuild.
6237
bb04269c
DK		 62382009-06-05 Doug Kwan <dougkwan@google.com>
6239
6240 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 6241 * Makefile.in: Regenerate.
bb04269c
DK		 6242 * i386.cc (class Target_i386): Define new virtual method to
6243 override do_is_local_label_name in parent.
6244 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6245 local symbols if --discard-locals or -X is given.
6246 * options.h (class General_options): Declare new options
6247 '--discard-locals' and '-X' for discarding locals.
6248 * target.h (class Target): Define new methods is_local_label_name.
6249 Declare new virtual method do_is_local_label_name.
6250 * target.cc: New file.
6251 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6252 (check_SCRIPTS): Add discard_locals_test.sh.
6253 (check_DATA): Add discard_local_tests.syms.
6254 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6255 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6256 * testsuite/Makefile.in: Regenerate.
6257 * testsuite/discard_locals_test.c: New file.
6258 * testsuite/discard_locals_test.sh: Same.
6259
805bb01c
DK		 62602009-06-05 Doug Kwan <dougkwan@google.com>
6261
6262 * object.cc (Sized_relobj::Sized_relobj): Initialize
6263 discarded_eh_frame_shndx_ to -1U.
6264 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6265 section.
6266 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6267 a discarded .eh_frame section.
6268 (Sized_relobj::do_finalize_local_symbols): Ditto.
6269 * object.h (class Sized_relobj): Declare new member
6270 discarded_eh_frame_shndx_.
6271 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6272 (local_labels_test.o, local_labels_test): New rules.
6273 * testsuite/Makefile.in: Regenerate.
6274
1dcd334d
DK		 62752009-06-04 Doug Kwan <dougkwan@google.com>
6276
6277 * layout.cc (Layout::section_name_mapping): Add mapping for
6278 special ARM sections.
6279
96d49306
DK		 62802009-06-03 Doug Kwan <dougkwan@google.com>
6281
6282 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6283 (utils::has_overflow): Same.
6284
dff16297
ILT		 62852009-06-03 Ian Lance Taylor <iant@google.com>
6286
6287 * layout.cc (Layout::section_name_mapping): New array, replacing
6288 Layout::linkonce_mapping.
6289 (Layout::section_name_mapping_count): New variable, replacing
6290 Layout::linkonce_mapping_count.
6291 (Layout::linkonce_output_name): Remove.
6292 (Layout::output_section_name): Rewrite.
6293 * layout.h (class Layout): Rename Linkonce_mapping to
6294 Section_name_mapping, linkonce_mapping to section_name_mapping,
6295 linkonce_mapping_count to section_name_mapping_count. Don't
6296 declare linkonce_output_name.
6297
c121c671
DK		 62982009-06-03 Doug Kwan <dougkwan@google.com>
6299
6300 * gold/arm.cc (namespace utils): New.
6301 (Target_arm::reloc_is_non_pic): Define new method.
6302 (class Arm_relocate_functions): New.
6303 (Target_arm::Relocate::relocate): Handle relocation types used by
6304 Android.
6305
07800fab
ILT		 63062009-06-03 Ian Lance Taylor <iant@google.com>
6307
6308 * arm.cc (Target_arm::scan::global): Use || instead of |.
6309
c121c671
DK		 63102009-06-02 Doug Kwan <dougkwan@google.com>
6311
6312 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6313 issued_non_pic_error_.
6314 (class Target_arm::Scan): Declare new method check_non_pic.
6315 Define new method symbol_needs_plt_entry.
6316 Declare new data member issued_non_pic_error_.
6317 (class Target_arm::Relocate): Declare new method
6318 should_apply_static_reloc.
6319 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6320 (Target_arm::Scan::check_non_pic): Define new method.
6321 (Target_arm::Scan::local): Handle a small subset of reloc types used
6322 by Android.
6323 (Target_arm::Scan::local): Same.
6324 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6325
b19b0c6d
ILT		 63262009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6327
6328 * incremental.cc (Incremental_inputs::report_command_line): Filter
6329 out --incremental-* options.
6330
94cdfcff
DK		 63312009-05-29 Doug Kwan <dougkwan@google.com>
6332
6333 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6334 template class.
6335 (class Target_arm): Update comment.
6336 (Target_arm::Target_arm): Initialize new data members GOT_,
6337 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6338 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6339 and Target_arm::rel_dyn_section.
6340 Declare new_enum Target_arm::Got_type.
6341 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6342 and DYNBSS_.
6343 Update commments for member do_dynsym_value.
6344 (Target_arm::got_size, Target_arm::plt_section,
6345 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6346 new methods inside class defintion.
6347 (Target_arm::got_section): Define new method.
6348 (Target_arm::rel_dyn_section): Same.
6349 (Output_data_plt_arm): New template class.
6350 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6351 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6352 (Output_data_plt_arm::add_entry): Same.
6353 (Output_data_plt_arm::first_plt_entry): Define new
6354 static data member for PLT instruction template.
6355 (Output_data_plt_arm::plt_entry): Same.
6356 (Output_data_plt_arm::do_write): Define new method.
6357 (Target_arm::make_plt_entry): Same.
6358 (Target_arm::do_finalize_sections): Same.
6359 (Target_arm::do_dynsym_value): Same.
6360
4a657b0d
DK		 63612009-05-28 Doug Kwan <dougkwan@google.com>
6362
6363 * Makefile.am (TARGETSOURCES): Add arm.cc.
6364 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6365 * Makefile.in: Regenerate.
6366 * arm.cc: New file.
6367 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6368
e7ae8c36
DK		 63692009-05-26 Doug Kwan <dougkwan@google.com>
6370
6371 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6372 (General_options::check_excluded_libs): Strip off directories in
6373 archive name before matching like GNU ld does.
6374 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6375 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6376 (exclude_libs_test_LDFLAGS): Add linker option
6377 -Wl,--exclude-libs,libexclude_libs_test_3
6378 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6379 an explicit archive without using -l.
6380 (alt/libexclude_libs_test_3.a): New make rule.
6381 * testsuite/Makefile.in: Regenerate.
6382 * testsuite/exclude_libs_test.c : Declare lib3_default().
6383 (main): Call it.
6384 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6385 * exclude_libs_test_3.c: New file.
6386
f12e7348
NC		 63872009-05-26 Nick Clifton <nickc@redhat.com>
6388
6389 * po/id.po: New Indonesian translation.
6390 * po/gold.pot: Updated template file.
6391
4daadc0d
ST		 63922009-05-22 Sriraman Tallam <tmsriram@google.com>
6393
e1df38aa 6394 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 6395 gc_comdat_test files. Add -Wl,--gc-sections to build
6396 gc_comdat_test.
6397 * testsuite/Makefile.in: Regenerate.
6398 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6399
531813ad
ST		 64002009-05-21 Sriraman Tallam <tmsriram@google.com>
6401
6402 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6403 kept comdat section was garbage collected.
6404 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6405 * testsuite/Makefile.in: Regenerate.
6406 * testsuite/gc_comdat_test.sh: New file.
6407 * testsuite/gc_comdat_test_1.cc: New file.
6408 * testsuite/gc_comdat_test_2.cc: New file.
6409
65514900
CC		 64102009-05-19 Doug Kwan <dougkwan@google.com>
6411
6412 * archive.cc (Archive::Archive): Move constructor from archive.h
6413 to here. Initialize no_export_.
6414 (Archive::get_elf_object_for_member): Set no_export flag of object.
6415 * archive.h (Archive::Archive): Move constructor body to
6416 archive.cc.
6417 (Archive::no_export): New method.
6418 (Archive::no_export_): New field.
6419 * object.h (Object::Object): Initialize no_export_ to false.
6420 (Object::no_export, Object::set_no_export): New methods.
6421 (Object::no_export_): New field.
6422 * options.cc (General_options::parse_exclude_libs): New method.
6423 (General_options::check_excluded_libs) Same.
6424 * options.h (exclude_libs): New option.
6425 (General_options::check_excluded_libs): New method declaration.
6426 (General_options::excluded_libs_): New field.
6427 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6428 default or protected visibility if an object has no-export flag set.
6429 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6430 (check_SCRIPTS): Add exclude_libs_test.sh.
6431 (check_DATA): Add exclude_libs_test.syms.
6432 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6433 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6434 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6435 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6436 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6437 libexclude_libs_test_2.a): New rules.
6438 * testsuite/Makefile.in: Regenerate.
6439 * testsuite/exclude_libs_test.c: New file.
6440 * testsuite/exclude_libs_test.sh: Ditto.
6441 * testsuite/exclude_libs_test_1.c: Ditto.
6442 * testsuite/exclude_libs_test_2.c: Ditto.
6443
1b77ea50
ILT		 64442009-05-15 Ian Lance Taylor <iant@google.com>
6445
6446 * configure.ac: Check for declarations for cases where libiberty.h
6447 checks HAVE_DECL_xxx.
6448 * configure, config.in: Rebuild.
6449
072fe7ce
ILT		 64502009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6451
6452 * gold.h (Incremental_argument_list): Remove (invalid) forward
6453 declaration.
6454 * incremental.cc (Incremental_inputs::report_achive): New method.
6455 (Incremental_inputs::report_object): New method.
6456 (Incremental_inputs::report_script): New method.
6457 (Incremental_inputs::finalize_inputs): New method.
6458 (Incremental_inputs::finalize): Call finalize_inputs().
6459 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6460 Create inputs entries.
6461 * incremental.h (Incremental_input_type): New enum.
6462 (Incremental_inputs::Incremental_input): Initialize new fields.
6463 (Incremental_inputs::report_inputs): New method.
6464 (Incremental_inputs::report_achive): New method.
6465 (Incremental_inputs::report_object): New method.
6466 (Incremental_inputs::report_script): New method.
6467 (Incremental_inputs::finalize_inputs): New method.
6468 (Incremental_inputs::Input_info): New struct.
6469 (Incremental_inputs::Input_info_map): New typedef.
6470 (Incremental_inputs::lock_): New field.
6471 (Incremental_inputs::Inputs_): New field.
6472 (Incremental_inputs::Inputs_map): New field.
6473 * main.cc (main): Call Incremental_input::report_inputs.
6474 * options.h (Input_argument_list): Typedef moved from
6475 Input_arguments.
6476 (Input_file_group::Files): Remove, use ::Input_argument_list.
6477 (Input_file_group::Input_argument_list): Remove, use
6478 ::Input_argument_list.
6479 * plugin.cc (Plugin_manager::add_input_file): Add error in
6480 incremental build.
6481 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6482 functions.
6483 * script.cc (read_input_script): Call
6484 Incremental_input::report_script.
6485 * script.h (Script_info): New class.
6486
b0481b0b
ILT		 64872009-04-27 Ian Lance Taylor <iant@google.com>
6488
6489 * x86_64.cc (do_adjust_output_section): Set entsize to
6490 plt_entry_size.
6491
b22a5a41 64922009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 6493
6494 * output.cc (Output_file::close): After short writes, continue
6495 writing from the correct offset in the buffer being written.
6496
40fde488
CD		 64972009-04-23 Chris Demetriou <cgd@google.com>
6498
6499 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6500 * configure: Regenerate.
6501 * config.in: Regenerate.
6502 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6503 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6504
3ce2c28e
ILT		 65052009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6506
6507 * incremental.cc (Incremental_inputs_header_data): Renamed from
6508 Incremental_input_header_data.
6509 (Incremental_inputs_header_data::data_size): New field.
6510 (Incremental_inputs_header_data::put_input_file_count): Renamed
6511 from input_file_count.
6512 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6513 from command_line_offset.
6514 (Incremental_inputs_header_data::put_reserved): Renamed from
6515 put_reserved.
6516 (Incremental_inputs_entry_data): Renamed from
6517 Incremental_input_entry_data.
6518 (Incremental_inputs_entry_data::data_size): New field.
6519 (Incremental_inputs::report_command_line): New method.
6520 (Incremental_inputs::finalize): New method.
6521 (Incremental_inputs::create_incremental_inputs_data): New method.
6522 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6523 * incremental.h: New file.
6524 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6525 (Layout::finalize): Create incremental inputs section in
6526 incremental builds.
6527 (Layout::create_incremental_info_sections): New method.
6528 * layout.h (Layout::incremental_inputs): New method.
6529 (Layout::create_incremental_info_sections): New method.
6530 (Layout::incremental_inputs_): New field.
6531 * main.cc (main): Notify Incremental_input of the command line.
6532
e55bde5e
ILT		 65332009-04-01 Ian Lance Taylor <iant@google.com>
6534 Mikolaj Zalewski <mikolajz@google.com>
6535
6536 * gold.h (reserve_unordered_map): Define, three versions, one for
6537 each version of Unordered_map.
6538 * layout.cc (Layout::Layout): Remove options parameter. Add
6539 number_of_input_files parameter. Don't initialize options_.
6540 Initialize number_of_input_files_ and resized_signatures_. Move
6541 sections_are_attached_.
6542 (Layout::layout_group): Reserve space for group_signatures_.
6543 (Layout::find_or_add_kept_section): Change name parameter to be a
6544 reference. Resize signatures_ map when it gets large enough.
6545 (Layout::layout_eh_frame): Use parameters->options() instead of
6546 this->options_.
6547 (Layout::make_output_section): Likewise.
6548 (Layout::attach_allocated_section_to_segment): Likewise.
6549 (Layout::finalize, Layout::create_executable_stack): Likewise.
6550 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6551 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6552 * layout.h (class Layout): Update declarations. Remove options_
6553 field. Add number_of_input_files_ and resized_signatures_
6554 fields. Move sections_are_attached_ field.
6555 * main.cc (main): Pass number of input files to Layout
6556 constructor. Don't pass options.
6557
154b857c
ILT		 65582009-03-30 Ian Lance Taylor <iant@google.com>
6559
6560 * ffsll.c (ffsll): Correct implementation.
6561
2f35ab9b
ILT		 65622009-03-27 Ian Lance Taylor <iant@google.com>
6563
fd03461a
ILT		 6564 * ffsll.c: New file.
6565 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6566 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6567 * ftruncate.c (ftruncate): Declare before definition.
6568 * mremap.c (mremap): Likewise.
6569 * pread.c (pread): Likewise.
6570 * configure, Makefile.in, config.in: Rebuild.
6571
2f35ab9b
ILT		 6572 * mremap.c: New file.
6573 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6574 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6575 (mremap): Declare if HAVE_MREMAP is not defined.
6576 * configure, Makefile.in, config.in: Rebuild.
6577
33aea2fd
CC		 65782009-03-27 Cary Coutant <ccoutant@google.com>
6579
6580 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6581 position independent.
6582 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6583 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6584
6d479619
CC		 65852009-03-24 Cary Coutant <ccoutant@google.com>
6586
6587 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6588 an executable.
6589 (needs_dynamic_reloc): Likewise.
6590
afc06bb8
ILT		 65912009-03-24 Ian Lance Taylor <iant@google.com>
6592
6593 * yyscript.y (file_cmd): Recognize EXTERN.
6594 (extern_name_list, extern_name_list_body): New nonterminals.
6595 * script.cc (script_add_extern): Define.
6596 * script-c.h (script_add_extern): Declare.
6597
f6060a4d
ILT		 65982009-03-24 Rafael Avila de Espindola <espindola@google.com>
6599
6600 * object.cc (is_elf_object): Define.
6601 * object.h (is_elf_object): Declare.
6602 * archive.cc (Archive::get_elf_object_for_member): Call
6603 is_elf_object.
33aea2fd 6604 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 6605
26736d8e
ILT		 66062009-03-24 Elliott Hughes <enh@google.com>
6607
6608 * output.cc (Output_file::map_anonymous): Define.
6609 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6610 try an anonymous one. Report the size if the mmap fails.
6611 * output.h (class Output_file): Declare map_anonymous.
6612
22fd9730
ILT		 66132009-03-24 Ian Lance Taylor <iant@google.com>
6614
6615 * target-select.cc (instantiate_target): Don't acquire the lock if
6616 the instantiated_target_ field has already been set.
6617
cb010894
ILT		 66182009-03-23 Ian Lance Taylor <iant@google.com>
6619
7f055c20
ILT		 6620 * gold-threads.h (class Initialize_lock): Define.
6621 * gold-threads.cc (class Initialize_lock_once): Define.
6622 (initialize_lock_control): New static variable.
6623 (initialize_lock_pointer): New static variable.
6624 (initialize_lock_once): New static function.
6625 (Initialize_lock::Initialize_lock): Define.
6626 (Initialize_lock::initialize): Define.
6627 * target-select.h: Include "gold-threads.h".
6628 (class Target_selector): Add lock_ and initialize_lock_ fields.
6629 Don't define instantiate_target, just declare it.
6630 * target-select.cc (Target_selector::Target_selector): Initialize
6631 new fields.
6632 (Target_selector::instantiate_target): Define.
6633 * descriptors.h: Include "gold-threads.h".
6634 (class Descriptors): Add initialize_lock_ field.
6635 * descriptors.cc (Descriptors::Descriptors): Initialize new
6636 field.
6637 (Descriptors::open): Use initialize_lock_ field
6638 * errors.h (class Errors): Add initialize_lock_ field.
6639 * errors.cc (Errors::Errors): Initialize new field.
6640 (Errors::initialize_lock): Use initialize_lock_ field.
6641 * powerpc.cc (class Target_selector_powerpc): Remove
6642 instantiated_target_ field. In do_recognize call
6643 instantiate_target rather than do_instantiate_target. In
6644 do_instantiate_target just allocate a new target.
6645 * sparc.cc (class Target_selector_sparc): Likewise.
6646
36959681
ILT		 6647 * freebsd.h: New file.
6648 * i386.cc: Include "freebsd.h".
6649 (Target_i386): Derive from Target_freebsd rather than
6650 Sized_target.
6651 (Target_selector_i386): Derive from Target_selector_freebsd rather
6652 than Target_selector.
6653 * x86_64.cc: Include "freebsd.h".
6654 (Target_x86_64): Derive from Target_freebsd rather than
6655 Sized_target.
6656 (Target_selector_x86_64): Derive from Target_selector_freebsd
6657 rather than Target_selector.
6658 * target.h (class Target): Add adjust_elf_header and
6659 do_adjust_elf_header.
6660 * output.cc (Output_file_header:: do_sized_write): Call target
6661 adjust_elf_header routine.
6662 * configure.tgt: Set targ_osabi.
6663 * configure.ac: Define GOLD_DEFAULT_OSABI.
6664 * parameters.cc (Parameters::default_target): Pass
6665 GOLD_DEFAULT_OSABI to select_target.
6666 * target-select.h (class Target_selector): Make instantiate_target
6667 protected rather than private.
6668 * Makefile.am (HFILES): Add freebsd.h.
6669 * configure, Makefile.in, config.in: Rebuild.
6670
cb010894
ILT		 6671 * merge.cc (do_add_input_section): Correct pend value. Change
6672 message about last entry not being null terminated from error to
6673 warning.
6674
0e879927
ILT		 66752009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6676
6677 * incremental.cc: New file.
6678 * Makefile.am (CCFILES): Add incremental.cc.
6679 * Makefile.in: Rebuild.
6680
41105937
PP		 66812009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6682
6683 * layout.cc (Layout::output_section_name): Preserve names
6684 of '.note.' sections.
e1df38aa 6685
60439920
ILT		 66862009-03-19 Ian Lance Taylor <iant@google.com>
6687
6688 * descriptors.cc (Descriptors::open): Check that the options are
6689 valid before using them.
6690
0d371ad3
ILT		 66912009-03-18 Ian Lance Taylor <iant@google.com>
6692
6693 * script-sections.h: Include <list>.
6694 (class Script_sections): Change Sections_elements from std::vector
6695 to std::list. Typedef public Elements_iterator. Add
6696 orphan_section_placement_, data_segment_align_start_, and
6697 saw_data_segment_align_ fields. Remove data_segment_align_index_
6698 field.
6699 * script-sections.cc (class Orphan_section_placement): New class.
6700 (class Sections_element): Add virtual functions is_relro and
6701 orphan_section_init. Remove virtual function place_orphan_here.
6702 (class Output_section_definition): Add is_relro and
6703 orphan_section_init. Remove place_orphan_here.
6704 (class Orphan_output_section): Likewise.
6705 (Script_sections::Script_sections): Update for field changes.
6706 (Script_sections::data_segment_align): Set saw_data_segment_align_
6707 and data_segment_align_start_, not data_segment_align_index.
6708 (Script_sections::data_segment_relro_end): Check
6709 saw_data_segment_align_. Use data_segment_align_start_ rather
6710 than data_segment_align_index_.
6711 (Script_sections::place_orphan): Rewrite to use
6712 Orphan_section_placement.
6713
9201d894
ILT		 67142009-03-17 Ian Lance Taylor <iant@google.com>
6715
9c5b8369
ILT		 6716 * archive.cc (Archive::add_symbols): Check for a version attached
6717 to the symbol name in the archive map.
6718 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6719 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6720 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6721 (ver_test_11.a): New target.
6722 * testsuite/Makefile.in: Rebuild.
6723
9201d894
ILT		 6724 * configure.ac: Check for chsize and posix_fallocate. Replace
6725 ftruncate.
6726 * ftruncate.c: New file, from gnulib.
6727 * output.cc (posix_fallocate): Define dummy version if not
6728 HAVE_POSIX_FALLOCATE.
6729 (Output_file::map): Call posix_fallocate rather than lseek and
6730 write.
6731 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6732 * configure, Makefile.in, config.in: Rebuild.
6733
ef4ab7a8 67342009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 6735
ef4ab7a8
PP		 6736 * layout.h (Layout::create_note): Add section_name parameter.
6737 * layout.cc (Layout::create_note): Likewise.
6738 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 6739
8c500701
ILT		 67402009-03-17 Ian Lance Taylor <iant@google.com>
6741
e85b18e1
ILT		 6742 * descriptors.cc: Include "options.h".
6743 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6744 (Descriptors::open): Always use O_CLOEXEC when opening a new
6745 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6746 then set FD_CLOEXEC.
6747
9efe6174
ILT		 6748 * sparc.cc (class Target_sparc): Add has_got_section.
6749 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6750 make sure we have a GOT section.
6751
6752 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6753 (Target_sparc::Scan::local): Likewise.
6754 (Target_sparc::Scan::global): Likewise.
6755 (Target_sparc::Relocate::relocate): Likewise.
6756 (Target_sparc::Relocate::relocate_tls): Likewise.
6757
8c500701
ILT		 6758 * symtab.cc (Symbol_table::define_default_version): New function,
6759 broken out of add_from_object.
6760 (Symbol_table::add_from_object): Call define_default_version.
6761 (Symbol_table::define_special_symbol): Add resolve_oldsym
6762 parameter. Change all callers. If the version for a symbol comes
6763 from a version script, resolve it with the symbol with the same
6764 name with no version. Also add the symbol without a version if
6765 appropriate.
6766 (do_define_in_output_data): If resolving with oldsym, don't delete
6767 sym.
6768 (do_define_in_output_segment): Likewise.
6769 (do_define_as_constant): Likewise.
6770 * symtab.h (class Symbol_table): Update declarations.
6771
f1ed28fb
ILT		 67722009-03-13 Ian Lance Taylor <iant@google.com>
6773
15f8229b
ILT		 6774 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6775 (Read_symbols::requeue): New function.
6776 (Read_symbols::do_read_symbols): If make_elf_object fails because
6777 the target type is not configured, and the file was searched for,
6778 issue a warning and retry with the next directory.
6779 (Add_symbols::run): If the file has an incompatible format, and
6780 it was searched for, requeue the Read_symbols task. On error,
6781 release the object.
6782 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6783 dirindex parameter to constructor. Change all callers. Declare
6784 incompatible_warning and requeue.
6785 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6786 input_argument_ and input_group_ fields. Add them to
6787 constructor. Change all callers.
6788 (class Read_script): Add dirindex_ field. Add it to constructor.
6789 Change all callers.
6790 * archive.cc (Archive::setup): Remove input_objects parameter.
6791 Change all callers.
6792 (Archive::get_file_and_offset): Likewise.
6793 (Archive::read_all_symbols): Likewise.
6794 (Archive::read_symbols): Likewise.
6795 (Archive::get_elf_object_for_member): Remove input_objects
6796 parameter. Add punconfigured parameter. Change all callers.
6797 (Archive::add_symbols): Change return type to bool. Check return
6798 value of include_member.
6799 (Archive::include_all_members): Likewise.
6800 (Archive::include_member): Change return type to bool. Return
6801 false if first included object has incompatible target. Set
6802 included_member_ field.
6803 (Add_archive_symbols::run): If add_symbols returns false, requeue
6804 Read_symbols task.
6805 * archive.h (class Archive): Add included_member_ field.
6806 Initialize it in constructor. Add input_file and searched_for
6807 methods. Update declarations.
6808 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6809 input_argument_ fields. Add them to constructor. Change all
6810 callers.
6811 * script.cc: Include "target-select.h".
6812 (class Parser_closure): Add skip_on_incompatible_target_ and
6813 found_incompatible_target_ fields. Add
6814 skip_on_incompatible_target parameter to constructor. Change all
6815 callers. Add methods skip_on_incompatible_target,
6816 clear_skip_on_incompatible_target, found_incompatible_target, and
6817 set_found_incompatible_target.
6818 (read_input_script): Add dirindex parameter. Change all callers.
6819 If parser finds an incompatible target, requeue Read_symbols
6820 task.
6821 (script_set_symbol): Clear skip_on_incompatible_target in
6822 closure.
6823 (script_add_assertion, script_parse_option): Likewise.
6824 (script_start_sections, script_add_phdr): Likewise.
6825 (script_check_output_format): New function.
6826 * script.h (read_input_script): Update declaration.
6827 * script-c.h (script_check_output_format): Declare.
6828 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6829 (ignore_cmd): Remove OUTPUT_FORMAT.
6830 * fileread.cc (Input_file::Input_file): Add explicit this.
6831 (Input_file::will_search_for): New function.
6832 (Input_file::open): Add pindex parameter. Change all callers.
6833 * fileread.h (class Input_file): Add input_file_argument method.
6834 Declare will_search_for. Update declarations.
6835 * object.cc (make_elf_object): Add punconfigured parameter.
6836 Change all callers.
6837 * object.h (class Object): Make input_file public. Add
6838 searched_for method.
6839 (make_elf_object): Update declaration.
6840 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6841 restart search.
6842 * dirsearch.h (class Dirsearch): Update declaration.
6843 * options.h (class General_options): Add --warn-search-mismatch.
6844 * parameters.cc (Parameters::is_compatible_target): New function.
6845 * parameters.h (class Parameters): Declare is_compatible_target.
6846 * workqueue.cc (Workqueue::add_blocker): New function.
6847 * workqueue.h (class Workqueue): Declare add_blocker.
6848
f1ed28fb
ILT		 6849 * fileread.cc (Input_file::open): Remove options parameter.
6850 Change all callers.
6851 (Input_file::open_binary): Likewise.
6852 * script.cc (read_input_script): Likewise.
6853 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6854 options parameter from constructor. Change all callers.
6855 (class Read_script): Likewise.
6856 * fileread.h (class Input_file): Update declarations.
6857 * script.h (read_input_script): Update declaration.
6858
34dd024a
NC		 68592009-03-10 Nick Clifton <nickc@redhat.com>
6860
6861 * po/es.po: New Spanish translation.
6862
6d71b17c
CC		 68632009-03-06 Cary Coutant <ccoutant@google.com>
6864
6865 * options.cc (parse_short_option): Keep dash_z from registering itself.
6866
031cdbed
ILT		 68672009-03-03 Ian Lance Taylor <iant@google.com>
6868
6869 PR 9918
6870 * target-reloc.h (relocate_section): Pass output_section to
6871 relocate.
6872 * i386.cc (Target_i386::should_apply_static_reloc): Add
6873 output_section parameter. Change all callers.
6874 (Target_i386::Relocate::relocate): Add output_section parameter.
6875 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6876 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6877 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6878 * testsuite/two_file_shared.sh: New script.
6879 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6880 (check_DATA): Add two_file_shared.dbg.
6881 (two_file_shared.dbg): New target.
6882 * testsuite/Makefile.in: Rebuild.
6883
15d5fa16
ILT		 68842009-03-01 Ian Lance Taylor <iant@google.com>
6885
6886 * configure.ac: Check for byteswap.h.
6887 * configure: Rebuild.
6888 * config.in: Rebuild.
6889
8a4c0b0d
ILT		 68902009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6891
6892 * layout.cc (Layout::find_or_add_kept_section): New function.
6893 (Layout::add_comdat): Removed.
6894 * layout.h (struct Kept_section): Move out of class Layout.
6895 Remove trailing underscores from field names. Add group_sections
6896 field. Rename group_ field to is_group. Change all uses.
6897 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6898 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6899 comdat_groups_ field.
6900 (Sized_relobj::include_section_group): Use
6901 find_or_add_kept_section and Kept_section::group_sections.
6902 (Sized_relobj::include_linkonce_section): Likewise.
6903 * object.cc (class Sized_relobj): Don't define Comdat_group or
6904 Comdat_group_table. Remove find_comdat_group and
6905 add_comdat_group. Remove comdat_groups_ field.
6906 * plugin.cc (include_comdat_group): Use
6907 Layout::find_or_add_kept_section.
6908
b4ecf66b
ILT		 69092009-02-28 Ian Lance Taylor <iant@google.com>
6910
14359ca0
ILT		 6911 * README: --gc-sections and map files are now supported. Document
6912 some build requirements.
6913
b4ecf66b
ILT		 6914 PR 6992
6915 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6916 relocatable link set the value of the section symbol to zero.
6917 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6918 relocatable link don't include the section address in the local
6919 symbol value.
6920
0602e05a
ILT		 69212009-02-27 Ian Lance Taylor <iant@google.com>
6922
fd9d194f
ILT		 6923 PR 6811
6924 * options.h (class Search_directory): Add is_system_directory.
6925 (class General_options): Declare is_in_system_directory.
6926 * options.cc (get_relative_sysroot): Make static.
6927 (get_default_sysroot): Make static.
6928 (General_optoins::is_in_system_directory): New function.
6929 * fileread.cc (Input_file::is_in_system_directory): New function.
6930 * fileread.h (class Input_file): Declare is_in_system_directory.
6931 * object.h (class Object): Add is_in_system_directory.
6932 (class Input_objects): Remove system_library_directory_ field.
6933 * object.cc (Input_objects::add_object): Don't set
6934 system_library_directory_.
6935 (input_objects::found_in_system_library_directory): Remove.
6936 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6937 parameter. Change all callers.
6938 (Symbol_table::sized_write_globals): Likewise.
6939 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6940 Call Object::is_in_system_directory.
6941 * symtab.h (class Symbol_table): Update declarations.
6942
61edd21f
ILT		 6943 PR 5990
6944 * descriptors.h (Open_descriptor): Add is_on_stack field.
6945 * descriptors.cc (Descriptors::open): If the descriptor is on the
6946 top of the stack, remove it. Initialize is_on_stack field.
6947 (Descriptors::release): Only add pod to stack if it is not on the
6948 stack already.
6949 (Descriptors::close_some_descriptor): Clear stack_next and
6950 is_on_stack fields.
6951
e29e076a
ILT		 6952 PR 7091
6953 * output.cc (Output_section::find_starting_output_address): Rename
6954 from starting_output_address; add PADDR parameter; change return
6955 type.
6956 * output.h (class Output_section): Declare
6957 find_starting_output_address instead of starting_output_address.
6958 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6959 section symbol for which we can't find a merge section.
6960
0602e05a
ILT		 6961 PR 9836
6962 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6963 hidden or internal, force the symbol to be local.
6964 * resolve.cc (Symbol::override_visibility): Define.
6965 (Symbol::override_base): Use override_visibility.
6966 (Symbol_table::resolve): Likewise.
6967 (Symbol::override_base_with_special): Likewise.
6968 (Symbol_table::override_with_special): If the visibility is hidden
6969 or internal, force the symbol to be local.
6970 * symtab.h (class Symbol): Add set_visibility and
6971 override_visibility.
6972 * testsuite/ver_test_1.sh: New file.
6973 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6974 (check_DATA): Add ver_test_1.syms.
6975 (ver_test_1.syms): New target.
6976 * testsuite/Makefile.in: Rebuild.
6977
401a9a73
CC		 69782009-02-25 Cary Coutant <ccoutant@google.com>
6979
6980 * layout.cc (Layout::choose_output_section): Don't rename sections
6981 when using a linker script that has a SECTIONS clause.
6982 * Makefile.in: Regenerate.
6983
6984 * testsuite/Makefile.am (script_test_5.sh): New test case.
6985 * testsuite/Makefile.in: Regenerate.
6986 * testsuite/script_test_5.cc: New file.
6987 * testsuite/script_test_5.sh: New file.
6988 * testsuite/script_test_5.t: New file.
6989
f488e4b0
CC		 69902009-02-13 Rafael Avila de Espindola <espindola@google.com>
6991
6992 * archive.cc (Archive::include_member): Update calls to add_symbols.
6993 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6994 the Layout argument.
6995 * dynobj.h (do_add_symbols): Add the Layout argument.
6996 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6997 Layout argument.
6998 * object.h (Object::add_symbols): Add the Layout argument.
6999 (Object::do_add_symbols): Add the Layout argument.
7000 (Sized_relobj::do_add_symbols): Add the Layout argument.
7001 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7002 Unify the two versions.
7003 (Add_plugin_symbols): Remove.
7004 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7005 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7006 (Add_plugin_symbols): Remove.
7007 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7008 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7009 (Add_symbols::run): Make it work with Pulginobj.
7010
89dd1680
ILT		 70112009-02-06 Ian Lance Taylor <iant@google.com>
7012
7013 * object.cc (Sized_relobj::do_layout): Make info message start
7014 with lower case letter.
7015
266d0a74
ILT		 70162009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7017
602b464e
ILT		 7018 * binary.cc: Fix file comment.
7019
266d0a74
ILT		 7020 * options.h (enum Incremental_disposition): Define.
7021 (class General_options): Add new options: --incremental,
7022 --incremental_changed, --incremental_unchanged,
7023 --incremental_unknown. Add incremental_disposition_ and
7024 implicit_incremental_ fields.
7025 (General_options::incremental_disposition): New function.
7026 (class Position_dependent_options): Add incremental_disposition
7027 option.
7028 (Position_dependent_options::copy_from_options): Set incremental
7029 dispositions.
7030 * options.cc (General_options::parse_incremental_changed): New
7031 function.
7032 (General_options::parse_incremental_unchanged): New function.
7033 (General_options::parse_incremental_unknown): New function.
7034 (General_options::General_options): Initialize new fields
7035 incremental_disposition_ and implicit_incremental_.
7036 (General_options::finalize): Check for uasge of --incremental-*
7037 without --incremental.
7038
f073bbf7
CD		 70392009-02-06 Chris Demetriou <cgd@google.com>
7040
7041 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7042 pointer and to report location as the file name associated with
7043 the symbol.
7044 (gold_undefined_symbol_at_location): New function to replace the
7045 old gold_undefined_symbol functionality.
7046 * target-reloc.h (relocate_section): Update to use
7047 gold_undefined_symbol_at_location.
7048 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7049 Call gold_undefined_symbol function rather than gold_error.
7050 * errors.h (Errors::undefined_symbol): Take location as a
7051 string, rather than calculating it from a relocation.
7052 * errors.cc (Errors::fatal): Print "fatal error:" before the
7053 formatted message.
7054 (Errors::error, Errors::error_at_location): Print "error: "
7055 before the formatted message.
7056 (Errors::undefined_symbol): Take location as a string, rather
7057 than calculating it from a relocation.
7058 (gold_undefined_symbol_at_location): New function akin to
7059 old gold_undefined_symbol, calculates location from relocation.
7060 (gold_undefined_symbol): Change to take only a Symbol pointer
7061 and to report location as the file name associated with the symbol.
7062 * testsuite/debug_msg.sh: Update for changed error messages.
7063 * testsuite/undef_symbol.sh: Likewise.
7064
8e94a90c
ILT		 70652009-02-04 Duncan Sands <baldrick@free.fr>
7066
7067 PR 9812
7068 * reduced_debug_output.h
7069 (Output_reduced_debug_abbrev_section::failed): Use format for
7070 gold_warning.
7071 (Output_reduced_debug_info_section::faild): Likewise.
7072
88a0e15b
ILT		 70732009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7074
7075 * script.cc (Lazy_demangler): New class.
7076 (Version_script_info::get_symbol_version_helper): Demangle a
7077 symbol only once.
7078
5efc7cd2
CC		 70792009-01-29 Cary Coutant <ccoutant@google.com>
7080
7081 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7082 to __tls_get_addr.
7083 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7084
e0ebcf42
ILT		 70852009-01-28 Ian Lance Taylor <iant@google.com>
7086
5efc7cd2 7087 * version.cc (version_string): Bump to 1.9.
75fe7426 7088
e0ebcf42
ILT		 7089 * gold.h: Include <cstring> and <stdint.h>.
7090 * version.cc: Include <cstdio>.
7091 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7092 warning.
7093 * reduced_debug_output.cc (insert_into_vector): Rename from
7094 Insert_into_vector; change all callers. Use Swap_unaligned to
7095 avoid aliasing issue; remove union since it is unnecessary.
7096
8e2813be 70972009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7098
7099 * Makefile.am (CCFILES): Add gc.cc.
7100 (HFILES): Add gc.h.
7101 * Makefile.in: Regenerate.
7102 * gold.cc (Gc_runner): New class.
7103 (queue_initial_tasks): Call garbage collection related tasks
7104 when corresponding options are invoked.
7105 (queue_middle_gc_tasks): New function.
7106 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7107 processed early before laying out sections during garbage collection.
7108 * gold.h (queue_middle_gc_tasks): New function.
7109 (is_prefix_of): Move from "layout.cc".
7110 * i386.cc (Target_i386::gc_process_relocs): New function.
7111 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7112 * main.cc (main): Create object of class "Garbage_collection".
7113 * object.cc (Relobj::copy_symbols_data): New function.
7114 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7115 (Sized_relobj::do_layout): Allow this function to be called twice
7116 during garbage collection and defer layout of section during the
6d03d481
ST		 7117 first call.
7118 * object.h (Relobj::get_symbols_data): New function.
7119 (Relobj::is_section_name_included): New function.
7120 (Relobj::copy_symbols_data): New function.
7121 (Relobj::set_symbols_data): New function.
7122 (Relobj::get_relocs_data): New function.
7123 (Relobj::set_relocs_data): New function.
7124 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7125 (Relobj::gc_process_relocs): New function.
7126 (Relobj::do_gc_process_relocs): New pure virtual function.
7127 (Relobj::sd_): New data member.
7128 (Sized_relobj::is_output_section_offset_invalid): New function.
7129 (Sized_relobj::do_gc_process_relocs): New function.
7130 * options.h (General_options::gc_sections): Modify to not be a no-op.
7131 (General_options::print_gc_sections): New option.
7132 * plugin.cc (Plugin_finish::run): Remove function call to
7133 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7134 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7135 * reloc.cc (Read_relocs::run): Add task to process relocs and
7136 determine unreferenced sections when doing garbage collection.
7137 (Gc_process_relocs): New class.
7138 (Sized_relobj::do_gc_process_relocs): New function.
7139 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7140 sections that are garbage collected.
7141 * reloc.h (Gc_process_relocs): New class.
7142 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7143 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7144 symbols whose corresponding sections are garbage collected.
7145 (Symbol_table::Symbol_table): Add new parameter for the garbage
7146 collection object.
7147 (Symbol_table::gc_mark_undef_symbols): New function.
7148 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7149 (Symbol_table::gc_mark_dyn_syms): New function.
7150 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7151 as garbage.
7152 (Symbol_table::add_from_object): Likewise.
7153 (Symbol_table::add_from_relobj): When building shared objects, do not
7154 treat externally visible symbols as garbage.
7155 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7156 table information for static and relocatable links.
7157 * symtab.h (Symbol_table::set_gc): New function.
7158 (Symbol_table::gc): New function.
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::gc_): New data member.
e1df38aa 7163 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7164 function.
7165 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7166 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7167
3b293544
CF		 71682009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7169
7170 * options.h (General_options::gc_sections): Define as a no-op for now.
7171 (General_options::no_keep_memory): Ditto.
7172 (General_options::Bshareable): Define.
7173 * options.cc (General_options::finalize): Honor -Bshareable.
7174
83d22aa8
AS		 71752009-01-20 Andreas Schwab <schwab@suse.de>
7176
7177 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7178 read the value in the contents, since we don't use it. Use the
7179 template endianness when writing.
7180 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7181
cd536b21
AS		 71822009-01-19 Andreas Schwab <schwab@suse.de>
7183
7184 * configure.tgt (powerpc64-*): Fix targ_obj.
7185
99e9a495
ILT		 71862009-01-15 Ian Lance Taylor <iant@google.com>
7187
7188 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7189 local symbols when stripping all symbols.
7190
bbbfea06
CC		 71912009-01-14 Cary Coutant <ccoutant@google.com>
7192
99e9a495 7193 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7194
0f7c0701
CC		 71952009-01-14 Cary Coutant <ccoutant@google.com>
7196
7197 * archive.cc (Archive::get_elf_object_for_member): Remove call
7198 to File_read::claim_for_plugin.
7199 * descriptors.cc (Descriptors::open): Remove reference to
7200 is_claimed.
7201 (Descriptors::claim_for_plugin): Remove.
7202 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7203 (Descriptors::is_claimed): Remove.
7204 (claim_descriptor_for_plugin): Remove.
7205 * fileread.cc (File_read::claim_for_plugin): Remove.
7206 * fileread.h (File_read::claim_for_plugin): Remove.
7207 (File_read::descriptor): Reopen descriptor if necessary.
7208 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7209 (Plugin_manager::all_symbols_read): Add task parameter. Change
7210 all callers.
7211 (Plugin_manager::get_input_file): New function.
7212 (Plugin_manager::release_input_file): New function.
7213 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7214 corresponding data member.
7215 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7216 and pass to base constructor. Change all callers.
7217 (get_input_file, release_input_file): New functions.
7218 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7219 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7220 (Plugin_manager::all_symbols_read): Add task parameter.
7221 (Plugin_manager::get_input_file): New function.
7222 (Plugin_manager::release_input_file): New function.
7223 (Plugin_manager::task_): New data member.
7224 (Pluginobj::Pluginobj): Add filesize parameter.
7225 (Pluginobj::filename): New function.
7226 (Pluginobj::descriptor): New function.
7227 (Pluginobj::filesize): New function.
7228 (Pluginobj::filesize_): New data member.
7229 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7230 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7231 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7232
7233 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7234 with archive libraries.
7235 * testsuite/Makefile.in: Regenerate.
7236 * testsuite/plugin_test.c (struct sym_info): New type.
7237 (get_input_file, release_input_file): New static variables.
7238 (onload): Capture new transfer vector entries.
7239 (claim_file_hook): Stop reading at end of file according to filesize.
7240 Factor out parsing of readelf output into separate function.
7241 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7242 APIs and get the source file name from the symbol table. Convert
7243 source file name to corresponding object file name. Print info
7244 message when adding new input files.
7245 (parse_readelf_line): New function.
7246 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7247 * testsuite/plugin_test_2.sh: Likewise.
7248 * testsuite/plugin_test_3.sh: Likewise.
7249 * testsuite/plugin_test_4.sh: New test case.
7250
62a6d109
ILT		 72512009-01-07 Ian Lance Taylor <iant@google.com>
7252
7253 * version.cc (version_string): Bump to 1.8.
7254
483620e8
CC		 72552008-12-23 Cary Coutant <ccoutant@google.com>
7256
7257 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7258 * plugin.cc (Plugin_manager::finish): Rename as
7259 layout_deferred_objects. Move cleanup to separate function.
7260 (Plugin_manager::cleanup): New function.
7261 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7262 separately.
7263 * plugin.h (Plugin_manager::finish): Rename as
7264 layout_deferred_objects.
7265 (Plugin_manager::cleanup): New function.
7266 (Plugin_manager::cleanup_done): New field.
7267
d66a9eb3
CC		 72682008-12-23 Cary Coutant <ccoutant@google.com>
7269
7270 * plugin.cc (is_visible_from_outside): New function.
7271 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7272 so we don't return "IR only" status for exported symbols or -r links.
7273
7274 * testsuite/Makefile.am (plugin_test_3): New test case.
7275 * testsuite/Makefile.in: Regenerate.
7276 * testsuite/plugin_test_3.sh: New file.
7277
5995b570
CC		 72782008-12-22 Cary Coutant <ccoutant@google.com>
7279
7280 * object.cc (Sized_relobj::layout_section): New function.
7281 (Sized_relobj::do_layout): Defer layout of input sections until after
7282 plugin has provided replacement files.
7283 (Sized_relobj::do_layout_deferred_sections): New function.
7284 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7285 (Relobj::layout_deferred_sections): New function.
7286 (Relobj::do_layout_deferred_sections): New function.
7287 (Sized_relobj::do_layout_deferred_sections): New function.
7288 (Sized_relobj::layout_section): New function.
7289 (Sized_relobj::Deferred_layout): New structure.
7290 (Sized_relobj::deferred_layout_): New field.
7291 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7292 Change all callers. Layout deferred sections.
7293 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7294 references.
7295 (Plugin_hook::run): Move code from do_plugin_hook inline.
7296 (Plugin_hook::do_plugin_hook): Remove.
7297 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7298 (Plugin_manager::finish): Renamed, was cleanup.
7299 (Plugin_manager::should_defer_layout): New function.
7300 (Plugin_manager::add_deferred_layout_object): New function.
7301 (Plugin_manager::Deferred_layout_list): New type.
7302 (Plugin_manager::deferred_layout_objects_): New field.
7303 (Plugin_hook::do_plugin_hook): Remove.
7304
ee769c88
ILT		 73052008-12-17 Ian Lance Taylor <iant@google.com>
7306
7307 * options.h (class General_options): Add --no case for
7308 --export-dynamic.
7309
abc8dcba
CC		 73102008-12-16 Cary Coutant <ccoutant@google.com>
7311
7312 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7313 vector.
7314 (Plugin_manager::claim_file): Create plugin object even if
7315 plugin did not call the add_symbols callback.
7316 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7317 asking for more symbols than were added.
7318 * testsuite/Makefile.am (plugin_test_1): Add test case with
7319 no global symbols.
7320 (empty.syms): New target.
7321 * testsuite/Makefile.in: Regenerate.
7322 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7323 message. Don't call add_symbols if no globals.
7324 (all_symbols_read_hook): Don't provide replacement for empty
7325 claimed file.
7326
b0074644
ILT		 73272008-12-12 Ian Lance Taylor <iant@google.com>
7328
68943102
ILT		 7329 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7330 r_type == 0 for a local symbol with r_sym == 0.
7331 (scan_relocatable_relocs): Pass r_sym to
7332 local_non_section_strategy.
7333 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7334 r_sym parameter.
7335
b0074644
ILT		 7336 * configure.ac: Update test for TLS descriptors: they are
7337 supported as of glibc 2.9.
7338 * configure: Rebuild.
7339
c2508178
ILT		 73402008-12-11 Ian Lance Taylor <iant@google.com>
7341
7342 PR 7091
7343 * target-reloc.h (Default_scan_relocatable_relocs): For each
7344 function, map r_type == 0 to RELOC_DISCARD.
7345
2756a258
CC		 73462008-12-10 Cary Coutant <ccoutant@google.com>
7347
7348 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7349 object to override a kept COMDAT group from a plugin object.
7350
bb6f53d3
ILT		 73512008-12-09 Ian Lance Taylor <iant@google.com>
7352
fbc558e1
ILT		 7353 PR 7088
7354 * yyscript.y (file_cmd): Handle INPUT.
7355
bb6f53d3
ILT		 7356 * testsuite/initpri1.c: Change all declarations to be full
7357 prototypes by adding void, to avoid compiler warnings.
7358
4674ecfc
CC		 73592008-12-05 Rafael Avila de Espindola <espindola@google.com>
7360
7361 * options.cc (General_options::parse_plugin_opt): New.
7362 (General_options::add_plugin): The argument now is just the filename.
7363 (General_options::add_plugin_option): New.
7364 * options.h (plugin_opt): New.
7365 (add_plugin): Change argument name.
7366 (add_plugin_option): New.
7367 * plugin.cc (Plugin::load): Don't parse the plugin option.
7368 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7369 (Plugin::add_option): New.
7370 (Plugin::args_): Change type.
7371 (Plugin::filename_): New.
7372 (Plugin_manager::add_plugin_option): New.
7373 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7374 * testsuite/Makefile.in: Regenerate.
7375
fd06b4aa
CC		 73762008-12-05 Cary Coutant <ccoutant@google.com>
7377
7378 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7379 Handle --strip-lto-sections option.
7380 * options.h (strip_lto_sections): New option.
7381
6c52134c
CC		 73822008-12-01 Cary Coutant <ccoutant@google.com>
7383
7384 * plugin.cc (ld_plugin_message): Change format parameter to const.
7385 Fix mismatch between new[] and delete.
7386
a45248e0
CC		 73872008-11-14 Cary Coutant <ccoutant@google.com>
7388
7389 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7390 instead of -1U.
7391
c82fbeee
CS		 73922008-11-05 Craig Silverstein <csilvers@google.com>
7393
7394 * options.cc (General_options::parse_dynamic_list): New function.
7395 * options.h (General_options): New flags dynamic_list,
7396 dynamic_list_data, dynamic_list_cpp_new, and
7397 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7398 (General_options::in_dynamic_list): New function.
7399 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7400 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7401 (Lex::can_continue_name): Likewise.
7402 (yylex): Likewise.
7403 (read_script_file): New parameter script_options.
7404 (read_dynamic_list): New function.
7405 (Script_options::define_dynamic_list): New function.
7406 (dynamic_list_keyword_parsecodes): New variable.
7407 (dynamic_list_keywords): New variable.
7408 * script.h (Script_options::define_dynamic_list): New function
7409 prototype.
7410 (read_dynamic_list): New function prototype.
7411 * symtab.cc (strprefix): New macro.
7412 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7413 dynamic_list_data, dynamic_list_cpp_new, and
7414 dynamic_list_cpp_typeinfo.
7415 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7416 (dynamic_list_expr): New rule.
7417 (dynamic_list_nodes): Likewise.
7418 (dynamic_list_node): Likewise.
7419 * testsuite/Makefile.am (dynamic_list): New test.
7420 * testsuite/Makefile.in: Regenerated.
7421 * testsuite/dynamic_list.t: New file.
7422 * testsuite/dynamic_list.sh: New file.
7423
e0bb29a5
CS		 74242008-11-05 Craig Silverstein <csilvers@google.com>
7425
7426 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7427 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7428 (t11_last): Likewise.
7429 * testsuite/ver_test_6.c (main): Likewise.
7430
4e1e25e0
CC		 74312008-10-07 Cary Coutant <ccoutant@google.com>
7432
7433 * options.c (General_options::finalize): Add check for -static and
7434 -shared.
7435 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7436 is not empty.
7437
92f03fcb
CC		 74382008-10-02 Cary Coutant <ccoutant@google.com>
7439
7440 * plugin.cc (make_sized_plugin_object): Fix conditional
7441 compilation to work when not all targets are enabled.
7442
fbd8a257
CC		 74432008-09-29 Cary Coutant <ccoutant@google.com>
7444
7445 * archive.cc (Archive::get_file_and_offset): Use filename instead
7446 of name to get library path.
7447 (Archive::include_member): Unlock external member of a thin archive.
7448
7449 * testsuite/Makefile.am (TEST_AR): New variable.
7450 (thin_archive_test_1): New test.
7451 (thin_archive_test_2): New test.
81636b3f
CC		 7452 * testsuite/Makefile.in: Regenerate.
7453 * testsuite/thin_archive_main.cc: New file.
7454 * testsuite/thin_archive_test_1.cc: New file.
7455 * testsuite/thin_archive_test_2.cc: New file.
7456 * testsuite/thin_archive_test_3.cc: New file.
7457 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 7458
eff45813
CC		 74592008-09-29 Cary Coutant <ccoutant@google.com>
7460
7461 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7462 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7463 instead of -1U.
7464 (Sized_relobj::do_finalize_local_symbols): Likewise.
7465 (Sized_relobj::map_to_kept_section): Likewise.
7466 * object.h (Sized_relobj::invalid_address): New constant.
7467 (Sized_relobj::do_output_section_offset): Check for invalid_address
7468 and return -1ULL.
7469 * output.cc (Output_reloc::local_section_offset): Use constant
7470 invalid_address instead of -1U.
7471 (Output_reloc::get_address): Likewise.
7472 (Output_section::output_address): Change -1U to -1ULL.
7473 * output.h (Output_reloc::invalid_address): New constant.
7474 * reloc.cc (Sized_relobj::write_sections): Use constant
7475 invalid_address instead of -1U.
7476 (Sized_relobj::relocate_sections): Likewise.
7477 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7478 values for merge sections.
7479 * target-reloc.h (relocate_for_relocatable): Use constant
7480 invalid_address instead of -1U.
7481
89fc3421
CC		 74822008-09-19 Cary Coutant <ccoutant@google.com>
7483
7484 Add plugin functionality for link-time optimization (LTO).
7485 * configure.ac (plugins): Add --enable-plugins option.
7486 * configure: Regenerate.
7487 * config.in: Regenerate.
7488 * Makefile.am (LIBDL): New variable.
7489 (CCFILES): Add plugin.cc.
7490 (HFILES): Add plugin.h.
7491 (ldadd_var): Add LIBDL.
7492 * Makefile.in: Regenerate.
7493
7494 * archive.cc: Include "plugin.h".
7495 (Archive::setup): Don't preread archive symbols when using a plugin.
7496 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7497 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7498 files.
7499 (Archive::include_member): Add symbols from plugin objects.
7500 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7501 * descriptors.cc (Descriptors::open): Check for file descriptors
7502 abandoned by plugins.
7503 (Descriptors::claim_for_plugin): New function.
7504 * descriptors.h (Descriptors::claim_for_plugin): New function.
7505 (Open_descriptor::is_claimed): New field.
7506 (claim_descriptor_for_plugin): New function.
7507 * fileread.cc (File_read::claim_for_plugin): New function.
7508 * fileread.h (File_read::claim_for_plugin): New function.
7509 (File_read::descriptor): New function.
7510 * gold.cc: Include "plugin.h".
7511 (queue_initial_tasks): Add task to call plugin hooks for generating
7512 new object files.
7513 * main.cc: Include "plugin.h".
7514 (main): Load plugin libraries.
7515 * object.h (Pluginobj): Declare.
7516 (Object::pluginobj): New function.
7517 (Object::do_pluginobj): New function.
7518 (Object::set_target): New function.
7519 * options.cc: Include "plugin.h".
7520 (General_options::parse_plugin): New function.
7521 (General_options::General_options): Initialize plugins_ field.
7522 (General_options::add_plugin): New function.
7523 * options.h (Plugin_manager): Declare.
7524 (General_options): Add --plugin option.
7525 (General_options::has_plugins): New function.
7526 (General_options::plugins): New function.
7527 (General_options::add_plugin): New function.
7528 (General_options::plugins_): New field.
7529 * plugin.cc: New file.
7530 * plugin.h: New file.
7531 * readsyms.cc: Include "plugin.h".
7532 (Read_symbols::do_read_symbols): Check for archive before checking
7533 for ELF file. Call plugin hooks to claim files.
7534 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7535 from a real object file; force override when processing replacement
7536 files.
7537 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7538 (Symbol::init_base_object): Likewise.
7539 (Symbol::init_base_output_data): Likewise.
7540 (Symbol::init_base_output_segment): Likewise.
7541 (Symbol::init_base_constant): Likewise.
7542 (Symbol::init_base_undefined): Likewise.
7543 (Symbol::output_section): Assert that object is not a plugin.
7544 (Symbol_table::add_from_pluginobj): New function.
7545 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7546 undefined.
7547 (Symbol_table::sized_write_globals): Likewise.
7548 (Symbol_table::add_from_pluginobj): Instantiate template.
7549 * symtab.h (Sized_pluginobj): Declare.
7550 (Symbol::in_real_elf): New function.
7551 (Symbol::set_in_real_elf): New function.
7552 (Symbol::in_real_elf_): New field.
7553 (Symbol_table::add_from_pluginobj): New function.
7554
7555 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7556 (LIBDL): New variable.
7557 (LDADD): Add LIBDL.
7558 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7559 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7560 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7561 (MOSTLYCLEANFILES): Likewise.
7562 * testsuite/Makefile.in: Regenerate.
7563 * testsuite/plugin_test.c: New file.
7564 * testsuite/plugin_test_1.sh: New file.
7565 * testsuite/plugin_test_2.sh: New file.
7566
de31bda5
ILT		 75672008-09-16 Ian Lance Taylor <iant@google.com>
7568
9c2d0ef9
ILT		 7569 * target-reloc.h (relocate_section): Check whether a symbol is
7570 defined by the ABI before reporting an undefined symbol error.
7571 * target.h (Target::is_defined_by_abi): Make parameter const.
7572 (Target::do_is_defined_by_abi): Likewise.
7573 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7574 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7575 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7576 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7577 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7578 * testsuite/Makefile.in: Rebuild.
7579
de31bda5
ILT		 7580 * fileread.cc (make_view): Add casts to avoid warning.
7581
9fa33bee
AO		 75822008-09-16 Alexandre Oliva <aoliva@redhat.com>
7583
7584 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7585 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7586
183fd0e3
AO		 75872008-09-16 Alexandre Oliva <aoliva@redhat.com>
7588
7589 * options.h (General_options::output_is_executable): New.
7590 (General_options::output_is_pie): New.
7591 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7592 for shared libraries.
7593 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7594
7be8330a
CD		 75952008-09-11 Chris Demetriou <cgd@google.com>
7596
7597 * options.h (origin): New -z option.
7598 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7599 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7600 in DT_FLAGS_1.
7601
a9caad02
CC		 76022008-09-05 Cary Coutant <ccoutant@google.com>
7603
7604 * fileread.cc (File_read::make_view): Add check for attempt to map
7605 beyond end of file.
7606
ae6dce4d
CC		 76072008-09-05 Cary Coutant <ccoutant@google.com>
7608
7609 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7610 explicit instantiations.
7611
d7ab2a47
KVH		 76122008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7613
7614 PR gold/6858
7615 * options.cc (General_options::finalize): Allow undefined symbols
7616 in shlibs if linking -shared.
7617
7618 PR gold/6859
7619 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7620 symbols as not needing a dynsym entry.
7621
1e52a9c1
CS		 76222008-08-20 Craig Silverstein <csilvers@google.com>
7623
7624 * fileread.cc (File_read::open): Do not lock the file unless it
7625 was successfully opened.
7626
d85c80a3
CC		 76272008-08-14 Cary Coutant <ccoutant@google.com>
7628
7629 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7630 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7631 * testsuite/tls_test.cc (struct int128): 128-bit struct
7632 for testing TLS relocs with non-zero addend.
7633 (v12): New TLS variable.
7634 (t12): New test.
7635 (t_last): Add check for v12.
7636 * testsuite/tls_test.h (t12): New function.
7637 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7638
2d924fd9
ILT		 76392008-08-13 Ian Lance Taylor <iant@google.com>
7640
7641 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7642 set tls_segment_ or relro_segment_.
7643 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7644 when appropriate.
7645 * output.h (Output_section::clear_is_relro): New function.
7646 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7647 sections specially even when output_data_ is empty.
7648 (Output_segment::maximum_alignment): When first section is relro,
7649 only force alignment for PT_LOAD segments.
7650 * script.cc (script_data_segment_align): New function.
7651 (script_data_segment_relro_end): New function.
7652 * script-c.h (script_data_segment_align): Declare.
7653 (script_data_segment_relro_end): Declare.
7654 * script-sections.h (class Script_sections): Declare
7655 data_segment_align and data_segment_relro_end. Add fields
7656 segment_align_index_ and saw_relro_end_.
7657 * script-sections.cc (class Sections_element): Add set_is_relro
7658 virtual function. Add new bool* parameter to place_orphan_here.
7659 Add get_output_section virtual function.
7660 (class Output_section_definition): Add set_is_relro. Add new
7661 bool* parameter to place_orphan_here. Add get_output_section.
7662 Add is_relro_ field.
7663 (Output_section_definition::Output_section_definition): Initialize
7664 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7665 and is_relro_ fields.
7666 (Output_section_definition::place_orphan_here): Add is_relro
7667 parameter.
7668 (Output_section_definition::set_section_addresses): Set relro for
7669 output section.
7670 (Output_section_definition::alternate_constraint): Likewise.
7671 (class Orphan_output_section): Add new bool* parameter to
7672 place_orphan_here. Add get_output_section.
7673 (Orphan_output_section::place_orphan_here): Add is_relro
7674 parameter.
7675 (Script_sections::Script_sections): Initialize
7676 data_segment_align_index_ and saw_relro_end_.
7677 (Script_sections::data_segment_align): New function.
7678 (Script_sections::data_segment_relro_end): New function.
7679 (Script_sections::place_orphan): Set or clear is_relro.
7680 (Script_sections::set_section_addresses): Force alignment of first
7681 TLS section.
7682 * yyscript.y (exp): Call script_data_segment_align and
7683 script_data_segment_relro_end.
7684 * testsuite/relro_script_test.t: New file.
7685 * testsuite/relro_test.cc (using_script): Declare.
7686 (t1, t2): Test using_script.
7687 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7688 (relro_script_test_SOURCES): Define.
7689 (relro_script_test_DEPENDENCIES): Define.
7690 (relro_script_test_LDFLAGS): Define.
7691 (relro_script_test_LDADD): Define.
7692 (relro_script_test.so): New target.
7693 * testsuite/Makefile.in: Rebuild.
7694
f827c9a9
CC		 76952008-08-06 Cary Coutant <ccoutant@google.com>
7696
7697 * archive.cc (Archive::total_archives, Archive::total_members)
7698 (Archive::total_members_loaded): New variables.
7699 (Archive::setup): Add parameter. Add option to preread
7700 archive symbols.
7701 (Archive::read_armap): Add counter.
7702 (Archive::get_file_and_offset): New function.
7703 (Archive::get_elf_object_for_member): New function.
7704 (Archive::read_all_symbols): New function.
7705 (Archive::read_symbols): New function.
7706 (Archive::add_symbols): Add counters.
7707 (Archive::include_all_members): Use armap to find members if it's
7708 already built.
7709 (Archive::include_member): Skip reading symbols if already read.
7710 Factored code into Archive::get_file_and_offset and
7711 Archive::get_elf_object_for_member. Changed call to
7712 Mapfile::report_include_archive_member.
7713 (Archive::print_stats): New function.
7714 * archive.h: Declare Object and Read_symbols_data classes.
7715 (Archive::Archive): Add initializers for new members.
7716 (Archive::setup): Add parameter.
7717 (Archive::print_stats): New function.
7718 (Archive::total_archives, Archive::total_members)
7719 (Archive::total_members_loaded): New variables.
7720 (Archive::get_file_and_offset): New function.
7721 (Archive::get_elf_object_for_member): New function.
7722 (Archive::read_all_symbols): New function.
7723 (Archive::read_symbols): New function.
7724 (Archive::Archive_member): New class.
7725 (Archive::members_): New member.
7726 (Archive::num_members_): New member.
7727 * main.cc: Include archive.h.
7728 (main): Call Archive::print_stats.
7729 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7730 archive parameter; member_name is now the fully-decorated name.
7731 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7732 * options.h: (General_options): Add --preread-archive-symbols option.
7733 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7734 Archive::setup.
7735
de4c45bd
ILT		 77362008-08-04 Ian Lance Taylor <iant@google.com>
7737
7738 * symtab.h (Symbol::use_plt_offset): New function.
7739 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7740 * powerpc.cc (Relocate::relocate): Likewise.
7741 * sparc.cc (Relocate::relocate): Likewise.
7742 * x86_64.cc (Relocate::relocate): Likewise.
7743 * testsuite/weak_plt.sh: New test.
7744 * testsuite/weak_plt_main.cc: New test.
7745 * testsuite/weak_plt_shared.cc: New test.
7746 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7747 (check_PROGRAMS): Add weak_plt.
7748 (check_DATA): Add weak_plt_shared.so.
7749 (weak_plt_main_pic.o, weak_plt): New targets.
7750 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7751 * testsuite/Makefile.in: Rebuild.
7752
7753 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7754 gcctestdir/ld.
7755 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7756 * testsuite/Makefile.in: Rebuild.
7757
323ee3f4
AM		 77582008-08-04 Alan Modra <amodra@bigpond.net.au>
7759
7760 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7761 * Makefile.in: Regenerate.
7762 * po/POTFILES.in: Regenerate.
7763
7c07ecec
ILT		 77642008-07-29 Ian Lance Taylor <iant@google.com>
7765
7766 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7767 symbols before other symbols.
7768 * testsuite/script_test_2.cc (test_addr): Declare.
7769 (test_addr_alias): Declare.
7770 (main): Check that test_addr and test_addr_alias have the right
cd536b21 7771 values.
7c07ecec
ILT		 7772 * testsuite/script_test_2.t: Define test_addr_alias and
7773 test_addr.
7774
5778530e
ILT		 77752008-07-24 Ian Lance Taylor <iant@google.com>
7776
2a00e4fb
ILT		 7777 PR 5990
7778 * descriptors.cc: New file.
7779 * descriptors.h: New file.
7780 * gold-threads.h (class Hold_optional_lock): New class.
7781 * fileread.cc: Include "descriptors.h".
7782 (File_read::~File_read): Release descriptor rather than closing
7783 it.
7784 (File_read::open) [file]: Call open_descriptor rather than open.
7785 Set is_descriptor_opened_.
7786 (File_read::open) [memory]: Assert that descriptor is not open.
7787 (File_read::reopen_descriptor): New function.
7788 (File_read::release): Release descriptor.
7789 (File_read::do_read): Make non-const. Reopen descriptor.
7790 (File_read::read): Make non-const.
7791 (File_read::make_view): Reopen descriptor.
7792 (File_read::do_readv): Likewise.
7793 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7794 Update declarations.
7795 * layout.cc: Include "descriptors.h".
7796 (Layout::create_build_id): Use open_descriptor rather than open.
7797 * output.cc: Include "descriptors.h".
7798 (Output_file::open): Use open_descriptor rather than open.
7799 * archive.cc (Archive::const_iterator): Change Archive to be
7800 non-const.
7801 (Archive::begin, Archive::end): Make non-const.
7802 (Archive::count_members): Likewise.
7803 * archive.h (class Archive): Update declarations.
7804 * object.h (Object::read): Make non-const.
7805 * Makefile.am (CCFILES): Add descriptors.cc.
7806 (HFILES): Add descriptors.h.
7807 * Makefile.in: Rebuild.
7808
801647d1
ILT		 7809 PR 6716
7810 * gold.h: Always include <clocale>. Add Solaris workarounds
7811 following code in binutils/sysdep.h.
7812
5edd166e
ILT		 7813 PR 6048
7814 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7815 this->eh_frame_hdr_ is NULL before using it.
7816
c89ad728
ILT		 7817 * dynobj.cc (Versions::Versions): Update comment.
7818
aa86f06b
ILT		 7819 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7820 the base version name.
7821
5778530e
ILT		 7822 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7823 array size plus one.
7824 (Stringpool_template::set_string_offsets): Subtract one from key
7825 before using it as an array index.
7826 (Stringpool_template::get_offset_with_length): Likewise.
7827 (Stringpool_template::write_to_buffer): Likewise.
7828 * stringpool.h (Stringpool_template::get_offset_from_key):
7829 Likewise.
7830
057ead22
ILT		 78312008-07-23 Ian Lance Taylor <iant@google.com>
7832
7f649c59
ILT		 7833 PR 6658
7834 * object.h (Merged_symbol_value::value): Do our best to handle a
7835 negative addend.
7836
057ead22
ILT		 7837 PR 6647
7838 * script.cc (Version_script_info::get_versions): Don't add empty
7839 version tag to return value.
7840 (Version_script_info::get_symbol_version_helper): Change return
7841 type to bool. Add pversion parameter. Change all callers.
7842 (script_register_vers_node): Don't require a non-NULL tag.
7843 * script.h (class Version_script_info): Update declarations.
7844 (Version_script_info::get_symbol_version): Change return type to
7845 bool. Add version parameter. Change all callers.
7846 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7847 handling. Handle an empty version from a version script.
7848 (Symbol_table::define_special_symbol): Likewise.
7849 * testsuite/ver_test_10.script: New file.
7850 * testsuite/ver_test_10.sh: New file.
7851 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7852 (check_DATA): Add ver_test_10.syms.
7853 (ver_test_10.syms, ver_test_10.so): New target.
7854 * testsuite/Makefile.in: Rebuild.
7855
58e54ac2
CD		 78562008-07-23 Simon Baldwin <simonb@google.com>
7857
7858 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7859 to zero for undefined symbols from dynamic libraries.
7860
95d14cd3
ILT		 78612008-07-23 Ian Lance Taylor <iant@google.com>
7862
7863 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7864 Change all callers.
7865 * symtab.h (class Symbol_table): Update declaration.
7866 * testsuite/ver_test_9.cc: New file.
7867 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7868 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7869 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7870 (ver_test_9.so, ver_test_9.o): New targets.
7871 * testsuite/Makefile.in: Rebuild.
7872
92de84a6
ILT		 78732008-07-22 Ian Lance Taylor <iant@google.com>
7874
34810851
ILT		 7875 * options.h (class General_options): Define --check-sections.
7876 * layout.cc (Layout::set_segment_offsets): Handle
7877 --check-sections.
7878
af6156ef
ILT		 7879 * options.h (class General_options): Define -n/--nmagic and
7880 -N/--omagic.
7881 * options.cc (General_options::finalize): For -n/--nmagic or
7882 -N/--omagic, set -static.
7883 * layout.cc (Layout::attach_allocated_section_to_segment): If
7884 -N/--omagic, don't put read-only and read-write sections in
7885 different segments.
7886 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7887 finding a read-only segment.
7888 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7889 don't set the minimum segment alignment to the common page size,
7890 and don't set the file offset to the address modulo the page size.
7891 * script-sections.cc (Script_sections::create_segments): If
7892 -n/--omagic, don't put read-only and read-write sections in
7893 different segments.
7894
92de84a6
ILT		 7895 * cref.cc: New file.
7896 * cref.h: New file.
7897 * options.h (class General_options): Add --print-symbol-counts.
7898 * main.cc (main): Issue defined symbol report if requested.
7899 * archive.cc (Archive::interpret_header): Make into a const member
7900 function.
7901 (Archive::add_symbols): Call Input_objects::archive_start and
7902 archive_stop.
7903 (Archive::const_iterator): Define new class.
7904 (Archive::begin, Archive::end): New functions.
7905 (Archive::include_all_members): Rewrite to use iterator.
7906 (Archive::count_members): New function.
7907 * archive.h (class Archive): Update declarations.
7908 (Archive::filename): New function.
7909 * object.cc: Include "cref.h".
7910 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7911 (Sized_relobj::do_get_global_symbol_counts): New function.
7912 (Input_objects::add_object): Add object to cross-referencer.
7913 (Input_objects::archive_start): New function.
7914 (Input_objects::archive_stop): New function.
7915 (Input_objects::print_symbol_counts): New function.
7916 * object.h: Declare Cref and Archive.
7917 (Object::get_global_symbol_counts): New function.
7918 (Object::do_get_global_symbol_counts): New pure virtual function.
7919 (class Sized_relobj): Add defined_count_ field. Update
7920 declarations.
7921 (class Input_objects): Add cref_ field. Update constructor.
7922 Update declarations.
7923 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7924 defined_count_.
7925 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7926 symbol counts.
7927 (Sized_dynobj::do_get_global_symbol_counts): New function.
7928 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7929 defined_count_. Update declarations. Define Symbols typedef.
7930 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7931 parameter. Change all callers.
7932 (Symbol_table::add_from_dynobj): Add sympointers and defined
7933 parameters. Change all callers.
7934 * symtab.h (class Symbol_table): Update declarations.
7935 * Makefile.am (CCFILES): Add cref.cc.
7936 (HFILES): Add cref.h.
7937 * Makefile.in: Rebuild.
7938
3f7c5e1d
CD		 79392008-07-22 Simon Baldwin <simonb@google.com>
7940
7941 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7942 to zero when writing undefined symbols.
7943
e0b64032
ILT		 79442008-07-22 Ian Lance Taylor <iant@google.com>
7945
7946 * output.cc (Output_section::add_input_section): Don't try to
7947 merge empty merge sections.
7948
096b02cf
CS		 79492008-07-21 Craig Silverstein <csilvers@google.com>
7950
7951 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7952 Include symbol version in error message.
cd536b21 7953
1d1f116d
CD		 79542008-07-20 Chris Demetriou <cgd@google.com>
7955
cd536b21 7956 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 7957 (RANDOM_SEED_CFLAGS): New substituted variable.
7958 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7959 * configure: Rebuild.
7960 * Makefile.in: Likewise.
7961 * testsuite/Makefile.in: Likewise.
7962
a18f591e
ILT		 79632008-07-18 Ian Lance Taylor <iant@google.com>
7964
7965 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7966 where we see NAME/NULL and NAME/VERSION as separate symbols.
7967 * testsuite/ver_test_main.cc (main): Call t4.
7968 (t4, t4_2a): Define.
7969 * testsuite/ver_test_2.cc (t4_2): Define.
7970 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7971 * testsuite/ver_test_4.cc (t4_2a): Define.
7972 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7973 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7974
c6e3f6ed
ILT		 79752008-07-17 Ian Lance Taylor <iant@google.com>
7976
7977 * dynobj.cc (Versions::add_def): If we give an error about a
7978 missing version, go ahead and create the version anyhow.
7979
ef9beddf
ILT		 79802008-07-10 Ian Lance Taylor <iant@google.com>
7981
7982 Handle output sections with more than 0x7fffffff bytes.
7983 * object.h (class Relobj): Change map_to_output_ to
7984 output_sections_, and just keep a section pointer. Change all
7985 uses. Move comdat group support to Sized_relobj.
7986 (Relobj::is_section_specially_mapped): Remove.
7987 (Relobj::output_section): Remove poff parameter. Change all
7988 callers.
7989 (Relobj::output_section_offset): New function.
7990 (Relobj::set_section_offset): Rewrite.
7991 (Relobj::map_to_output): Remove.
7992 (Relobj::output_sections): New function.
7993 (Relobj::do_output_section_offset): New pure virtual function.
7994 (Relobj::do_set_section_offset): Likewise.
7995 (class Sized_relobj): Add section_offsets_ field. Add comdat
7996 group support from Relobj. Update declarations.
7997 (Sized_relobj::get_output_section_offset): New function.
7998 (Sized_relobj::do_output_section_offset): New function.
7999 (Sized_relobj::do_set_section_offset): New function.
8000 * object.cc (Relobj::output_section_address): Remove.
8001 (Sized_relobj::Sized_relobj): Initialize new fields.
8002 (Sized_relobj::include_section_group): Cast find_kept_object to
8003 Sized_relobj.
8004 (Sized_relobj::include_linkonce_section): Likewise.
8005 (Sized_relobj::do_layout): Use separate arrays for output section
8006 and output offset.
8007 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8008 output_sections.
8009 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8010 output_sections and section_offsets.
8011 (Sized_relobj::write_local_symbols): Likewise.
8012 (map_to_kept_section): Compute output address directly.
8013 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8014 output_sections and section_offsets.
8015 (Sized_relobj::write_sections): Likewise.
8016 (Sized_relobj::relocate_sections): Likewise.
8017 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8018 * output.h (class Output_reloc): Update declarations. Change
8019 u2_.relobj to Sized_relobj*.
8020 (class Output_data_reloc): Change add functions to use
8021 Sized_relobj*.
8022 * output.cc (Output_reloc::Output_reloc): Change relobj to
8023 Sized_relobj*.
8024 (Output_reloc::local_section_offset): Change return type to
8025 Elf_Addr. Use get_output_section_offset.
8026 (Output_reloc::get_address): Likewise.
8027 (Output_section::is_input_address_mapped): Don't call
8028 is_section_specially_mapped.
8029 (Output_section::output_offset): Likewise.
8030 (Output_section::output_address): Likewise.
8031 (Output_section::starting_output_address): Likewise.
8032 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8033 parameter to Sized_relobj*.
8034 (Copy_relocs::need_copy_reloc): Likewise.
8035 (Copy_relocs::save): Likewise.
8036 * copy-relocs.h (class Copy_relocs): Update declarations.
8037 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8038 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8039 * target-reloc.h (relocate_for_relocatable): Change
8040 offset_in_output_section type to Elf_Addr. Change code that uses
8041 it as well.
8042 * layout.cc (Layout::layout): Always set *off.
8043 * mapfile.cc (Mapfile::print_input_section): Use
8044 output_section_offset.
8045 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8046 Sized_relobj*.
8047 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8048 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8049 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8050
5cb66f97
ILT		 80512008-07-03 Ian Lance Taylor <iant@google.com>
8052
8053 * layout.cc (Layout::include_section): Do not discard unrecognized
8054 SHT_STRTAB sections.
8055
afe47622
CS		 80562008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8057
8058 * script.cc (Lex::can_continue_name): Make '?' allowable in
8059 version-script names.
8060 * testsuite/version_script.map: Change glob pattern to use '?'
8061
5adf9721
ILT		 80622008-06-30 Manish Singh <yosh@gimp.org>
8063
8064 PR 6585
8065 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8066 Correct typo.
8067
e6fde208
ILT		 80682008-06-30 Ian Lance Taylor <iant@google.com>
8069
8070 PR 6660
8071 PR 6682
8072 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8073 versions]: Don't try to read the value in the contents, since we
8074 don't use it. Use the template endianness when writing.
8075
3f2e6a2d
CC		 80762008-06-25 Cary Coutant <ccoutant@google.com>
8077
8078 * fileread.cc (File_read::make_view): Assert on zero-length view.
8079 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8080 symbol table when there are no symbols to read.
8081
c43d3a48
CS		 80822008-06-23 Craig Silverstein <csilvers@google.com>
8083
8084 * version.cc (version_string): Bump to 1.7
8085
5f494ea0
CS		 80862008-06-18 Craig Silverstein <csilvers@google.com>
8087
8088 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8089 constant 0xFFFF to type Valtype.
8090 (Powerpc_relocate_functions::rel16_ha): Likewise.
8091
c42e122e
ILT		 80922008-06-17 Ian Lance Taylor <iant@google.com>
8093
f34787f8
ILT		 8094 * output.h (Output_section::Input_section): Initialize p2align_ to
8095 zero for Output_section_data constructors.
8096 (Output_section::Input_section::addralign): If not an input
8097 section, return the alignment of the Output_section_data.
8098 * testsuite/copy_test.cc: New file.
8099 * testsuite/copy_test_1.cc: New file.
8100 * testsuite/copy_test_2.cc: New file.
8101 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8102 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8103 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8104 (copy_test_1_pic.o, copy_test_1.so): New targets.
8105 (copy_test_2_pic.o, copy_test_2.so): New targets.
8106 * testsuite/Makefile.in: Rebuild.
8107
c42e122e
ILT		 8108 * script-sections.cc (Script_sections::place_orphan): Initialize
8109 local variable exact.
8110
ce3ac18a
DE		 81112008-06-13 David Edelsohn <edelsohn@gnu.org>
8112
8113 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8114
42cacb20
DE		 81152008-06-12 David Edelsohn <edelsohn@gnu.org>
8116 David S. Miller <davem@davemloft.net>
8117
8118 * powerpc.cc: New file.
8119 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8120 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8121 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8122 * Makefile.in: Rebuild.
8123
7b308235
ILT		 81242008-06-09 Ian Lance Taylor <iant@google.com>
8125
8126 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8127 <exception>.
8128 (throwing, orig_terminate): New static variables.
8129 (terminate_handler): New static function.
8130 (t2): Set terminate handler.
8131
f0b886e3
ILT		 81322008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8133
8134 PR 6584
cd536b21 8135 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8136 alignment.
8137
3e90f135
CC		 81382008-05-30 Cary Coutant <ccoutant@google.com>
8139
8140 * archive.cc (Archive::include_all_members) Correct to step
8141 over symbol table and extended name table in thin archives.
8142
e09ad04a
ILT		 81432008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8144
8145 PR 6407
8146 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8147 calculation.
8148
62b01cb5
ILT		 81492008-05-28 Caleb Howe <cshowe@google.com>
8150
8151 * reduced_debug_output.cc: New file.
8152 * reduced_debug_output.h: New file.
92de84a6 8153 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8154 * options.cc (General_options::finalize): Add strip_debug_non_line
8155 to the strip heirarchy.
8156 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8157 fields.
8158 * layout.cc: Include "reduced_debug_output.h".
8159 (Layout::Layout): Initialize new fields.
8160 (line_only_debug_sections): New static array.
8161 (is_lines_only_debug_sections): New static inline function.
8162 (Layout::include_section): Handle --strip-debug-non-line.
8163 (Layout::make_output_section): If --strip-debug-non-line, build
8164 new output sections for .debug_abbrev and .debug_info.
8165 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8166 gold. Warn about possible overflow.
8167 (read_signed_LEB_128): Likewise.
8168 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8169 (read_signed_LEB_128): Declare.
8170 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8171 (HFILES): Add reduced_debug_output.h.
8172 * Makefile.in: Rebuild.
8173
7d9e3d98
ILT		 81742008-05-21 Ian Lance Taylor <iant@google.com>
8175
8176 * mapfile.cc: New file.
8177 * mapfile.h: New file.
8178 * options.h (class General_options): Add -M/--print-map and -Map.
8179 * options.cc (General_options::finalize): Make -M equivalent to
8180 -Map -.
8181 * main.cc: Include <cstdio> and "mapfile.h".
8182 (main): Open mapfile if requested.
8183 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8184 constructor. Change caller.
8185 (queue_initial_tasks): Add mapfile parameter. Change caller.
8186 (queue_middle_tasks): Likewise.
8187 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8188 declarations.
8189 * archive.cc: Include "mapfile.h".
8190 (Archive::add_symbols): Add mapfile parameter. Change all
8191 callers. Pass mapfile, symbol, and reason to include_member.
8192 (Archive::include_all_members): Add mapfile parameter. Change all
8193 callers.
8194 (Archive::include_member): Add mapfile, sym, and why parameters.
8195 Change all callers. Report inclusion to map file.
8196 * archive.h: Include "fileread.h".
8197 (class Archive): Update declarations.
8198 (Archive::file): New const method.
8199 (class Add_archive_symbols): Add mapfile_ field. Update
8200 constructor. Change all callers.
8201 * readsyms.h (class Read_symbols): Likewise.
8202 (class Finish_group): Likewise.
8203 (class Read_script): Likewise.
8204 * common.cc: Include "mapfile.h".
8205 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8206 all callers.
8207 (Symbol_table::do_allocate_commons): Likewise.
8208 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8209 symbol allocation to mapfile.
8210 * common.h (class Allocate_commons_task): Add mapfile_ field.
8211 Update constructor. Change all callers.
8212 * symtab.h (class Symbol_table): Update declarations.
8213 * layout.cc: Include "mapfile.h".
8214 (Layout_task_runner::run): Print information to mapfile.
8215 (Layout::create_gold_note): Change Output_data_fixed_space to
8216 Output_data_zero_fill.
8217 (Layout::create_build_id): Likewise.
8218 (Layout::print_to_mapfile): New function.
8219 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8220 constructor. Change caller.
8221 (class Layout): Declare print_to_mapfile.
8222 * output.cc (Output_section::Input_section::print_to_mapfile): New
8223 function.
8224 (Output_section::add_input_section): If producing a map, always
8225 add to input_sections_ list.
8226 (Output_section::do_print_to_mapfile): New function.
8227 (Output_segment::print_sections_to_mapfile): New function.
8228 (Output_segment::print_section_list_to_mapfile): New function.
8229 * output.h: Include "mapfile.h".
8230 (Output_data::print_to_mapfile): New function.
8231 (Output_data::do_print_to_mapfile): New virtual function.
8232 (Output_segment_headers::do_print_to_mapfile): New function.
8233 (Output_file_header::do_print_to_mapfile): New function.
8234 (Output_data_const::do_print_to_mapfile): New function.
8235 (class Output_data_const_buffer): Add map_name_ field. Update
8236 constructor. Change all callers. Add do_print_to_mapfile
8237 function.
8238 (class Output_data_fixed_space): Likewise.
8239 (class Output_data_space): Likewise.
8240 (class Output_data_zero_fill): New class.
8241 (Output_data_strtab::do_print_to_mapfile): New function.
8242 (Output_data_reloc_base::do_print_to_mapfile): New function.
8243 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8244 (Output_data_group::do_print_to_mapfile): New function.
8245 (Output_data_got::do_print_to_mapfile): New function.
8246 (Output_data_dynamic::do_print_to_mapfile): New function.
8247 (Output_symtab_xindex::do_print_to_mapfile): New function.
8248 (class Output_section): Declare do_print_to_mapflie. Declare
8249 print_to_mapfile in Input_section.
8250 (class Output_segment): Declare new functions.
8251 * object.h (Sized_relobj::symbol_count): New function.
8252 * script-sections.cc
8253 (Output_section_element_dot_assignment::set_section_addresses):
8254 Change Output_data_fixed_space to Output_data_zero_fill.
8255 (Output_data_expression::do_print_to_mapfile): New function.
8256 * script.cc (read_input_script): Add mapfile parameter. Change
8257 all callers.
8258 * script.h (read_input_script): Update declaration.
8259 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8260 (Eh_frame::do_print_to_mapfile): New function.
8261 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8262 (Output_merge_string::do_print_to_mapfile): New function.
8263 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8264 function.
8265 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8266 function.
8267 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8268 function.
8269 * Makefile.am (CCFILES): Add mapfile.cc.
8270 (HFILES): Add mapfile.h.
8271 * Makefile.in: Rebuild.
8272
9f1d377b
ILT		 82732008-05-19 Ian Lance Taylor <iant@google.com>
8274
8275 * options.h (class General_options): Add -z relro.
8276 * layout.cc (Layout::Layout): Initialize relro_segment_.
8277 (Layout::add_output_section_data): Return the output section.
8278 (Layout::make_output_section): Rcognize relro sections and mark
8279 them appropriately.
8280 (Layout::attach_allocated_section_to_segment): Put relro sections
8281 in a PT_GNU_RELRO segment.
8282 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8283 section as relro.
8284 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8285 PT_TLS segments.
8286 (Layout::linkonce_mapping): Map d.rel.ro.local to
8287 .data.rel.ro.local.
8288 (Layout::output_section_name): Us .data.rel.ro.local for any
8289 section which begins with that.
8290 * layout.h (class Layout): Update add_output_section_data
8291 declaration. Add relro_segment_ field.
8292 * output.cc (Output_section::Output_section): Initialize is_relro_
8293 and is_relro_local_ fields.
8294 (Output_segment::add_output_section): Group relro sections.
8295 (Output_segment::is_first_section_relro): New function.
8296 (Output_segment::maximum_alignment): If there is a relro section,
8297 align the segment to the common page size.
8298 (Output_segment::set_section_addresses): Track whether we are
8299 looking at relro sections. If the last section is a relro
8300 section, align to the common page size.
8301 (Output_segment::set_section_list_addresses): Add in_relro
8302 parameter. Change all callers. Align to the page size when
8303 moving from relro to non-relro section.
8304 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8305 segment.
8306 * output.h (class Output_section): Add is_relro_ and
8307 is_relro_local_ fields.
8308 (Output_section::is_relro): New function.
8309 (Output_section::set_is_relro): New function.
8310 (Output_section::is_relro_local): New function.
8311 (Output_section::set_is_relro_local): New function.
8312 (class Output_segment): Update declarations.
8313 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8314 * sparc.cc (Target_sparc::got_section): Likewise.
8315 * x86_64.cc (Target_x86_64::got_section): Likewise.
8316 * testsuite/relro_test_main.cc: New file.
8317 * testsuite/relro_test.cc: New file.
8318 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8319 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8320 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8321 (relro_test.so, relro_test_pic.o): New targets.
8322 * testsuite/Makefile.in: Rebuild.
8323
a984ee1d
ILT		 83242008-05-16 Ian Lance Taylor <iant@google.com>
8325
01676dcd
ILT		 8326 * output.cc (Output_segment::add_output_section): Remove front
8327 parameter.
8328 * output.h (class Output_segment): Remove
8329 add_initial_output_section and overloaded add_output_section.
8330 Update declaration of remaining add_output_section.
8331 * layout.cc (Layout::create_interp): Call add_output_section
8332 rather than add_initial_output_section.
8333 (Layout::finish_dynamic_section): Likewise.
8334
497897f9
ILT		 8335 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8336 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8337 know the dynamic type.
8338 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8339 field. Initialize it in constructor.
8340 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8341 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8342 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8343 reloc.
8344
a984ee1d
ILT		 8345 * output.cc (Output_reloc::get_address): Change return type to
8346 Elf_Addr.
8347 * output.h (class Output_reloc): Update get_address declaration.
8348 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8349 for section addresses.
8350
55ba0940
ILT		 83512008-05-09 Ian Lance Taylor <iant@google.com>
8352
8353 PR 6493
8354 * gold.cc (gold_nomem): Use return value of write.
8355
75517b77
ILT		 83562008-05-08 Ian Lance Taylor <iant@google.com>
8357
8358 * symtab.c (Symbol::init_base_output_data): Add version
8359 parameter. Change all callers.
8360 (Symbol::init_base_output_segment): Likewise.
8361 (Symbol::init_base_constant): Likewise.
8362 (Symbol::init_base_undefined): Likewise.
8363 (Sized_symbol::init_output_data): Likewise.
8364 (Sized_symbol::init_output_segment): Likewise.
8365 (Sized_symbol::init_constant): Likewise.
8366 (Sized_symbol::init_undefined): Likewise.
8367 (Symbol_table::do_define_in_output_data): If the new symbol has a
8368 version, mark it as the default.
8369 (Symbol_table::do_define_in_output_segment): Likewise.
8370 (Symbol_table::do_define_as_constant): Likewise.
8371 * symtab.h (class Symbol): Update declarations.
8372 (class Sized_symbol): Likewise.
8373 * resolve.cc (Symbol::override_version): New function.
c42e122e 8374 (Symbol::override_base): Call override_version.
75517b77
ILT		 8375 (Symbol::override_base_with_special): Likewise.
8376 * testsuite/ver_script_8.script: New file.
8377 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8378 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8379 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8380 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8381
f1f70eae
ILT		 83822008-05-06 Ian Lance Taylor <iant@google.com>
8383
f3e9c5c5
ILT		 8384 PR 6049
8385 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8386 functions.
8387 (class General_options): Remove existing --undefined, and add
8388 --no-undefined instead. Add new --undefined as synonym for -u.
8389 * archive.cc (Archive::add_symbols): Check whether symbol was
8390 named with -u.
8391 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8392 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8393 all uses. Add IS_UNDEFINED. Update declarations to split
8394 different versions of init_base. Declare init_base_undefined.
8395 (Symbol::is_defined): Handle IS_UNDEFINED.
8396 (Symbol::is_undefined): Likewise.
8397 (Symbol::is_weak_undefined): Call is_undefined.
8398 (Symbol::is_absolute): Handle IS_CONSTANT.
8399 (class Sized_symbol): Update declarations to split different
8400 versions of init. Declare init_undefined.
8401 (class Symbol_table): Declare new functions.
8402 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8403 Change all callers.
8404 (Symbol::init_base_output_data): Likewise.
8405 (Symbol::init_base_output_segment): Likewise.
8406 (Symbol::init_base_constant): Likewise.
8407 (Symbol::init_base_undefined): New function.
8408 (Sized_symbol::init_object): Rename from init. Change all
8409 callers.
8410 (Sized_symbol::init_output_data): Likewise.
8411 (Sized_symbol::init_output_segment): Likewise.
8412 (Sized_symbol::init_constant): Likewise.
8413 (Sized_symbol::init_undefined): New function.
8414 (Symbol_table::add_undefined_symbols_from_command_line): New
8415 function.
8416 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8417 function.
8418 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8419 (Symbol::output_section): Likewise.
8420 (Symbol::set_output_section): Likewise.
8421 (Symbol_table::sized_finalize_symbol): Likewise.
8422 (Symbol_table::sized_write_globals): Likewise.
8423 * resolve.cc (Symbol_table::should_override): Likewise.
8424 (Symbol::override_base_with_special): Likewise.
8425
8bdcdf2c
ILT		 8426 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8427 symbol, change it to have default visibility.
8428 * testsuite/protected_1.cc: New file.
8429 * testsuite/protected_2.cc: New file.
8430 * testsuite/protected_3.cc: New file.
8431 * testsuite/protected_main_1.cc: New file.
8432 * testsuite/protected_main_2.cc: New file.
8433 * testsuite/protected_main_3.cc: New file.
8434 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8435 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8436 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8437 (protected_1.so): New target.
8438 (protected_1_pic.o, protected_2_pic.o): New targets.
8439 (protected_3_pic.o): New target.
8440 (check_PROGRAMS): Add protected_2.
8441 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8442 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8443 * testsuite/Makefile.in: Rebuild.
8444
2b706932
ILT		 8445 * options.h (DEFINE_var): Add set_user_set_##varname__.
8446 (DEFINE_bool_alias): New macro.
8447 (class General_options): Define -Bstatic using DEFINE_bool_alias
8448 rather than DEFINE_special. Add --undefined as an alias for -z
8449 defs.
8450 * options.cc (General_options::parse_Bstatic): Remove.
8451
d82a5bcc
ILT		 8452 * options.h (class General_options): Add --fatal-warnings.
8453 * main.cc (main): Implement --fatal-warnings.
8454 * errors.h (Errors::warning_count): New function.
8455
f1f70eae
ILT		 8456 * options.h (class General_options): Add -Bsymbolic-functions.
8457 * symtab.h (Symbol::is_preemptible): Check for
8458 -Bsymbolic-functions.
8459
8825ac63
ILT		 84602008-05-05 Ian Lance Taylor <iant@google.com>
8461
d98bc257
ILT		 8462 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8463 as noVARNAME rather than no-VARNAME.
8464 (class General_options): Add option -z combreloc.
8465 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8466 get_address.
8467 (Output_reloc::sort_before) [SHT_REL]: New function.
8468 (Output_reloc::sort_before) [SHT_RELA]: New function.
8469 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8470 Sort_relocs_comparison.
8471 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8472 parameter. Change all callers.
8473 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8474 sort_relocs parameter. Change all callers.
8475 * output.cc (Output_reloc::get_address): New function, broken out
8476 of write_rel.
8477 (Output_reloc::write_rel): Call it.
8478 (Output_reloc::compare): New function.
8479 (Output_data_reloc_base::do_write): Optionally sort relocs.
8480
60b2b4e7
ILT		 8481 * configure.ac: If targ_extra_obj is set, link it in.
8482 * configure.tgt: Initialize all variables.
8483 (x86_64*): Set targ_extra_obj and targ_extra_size.
8484 * configure: Rebuild.
8485
8825ac63
ILT		 8486 * object.cc (Sized_relobj::include_section_group): Adjust section
8487 indexes read from group data. Build vector to pass to
8488 layout_group.
8489 * layout.cc (Layout::layout_group): Add flags and shndxes
8490 parameters. Remove contents parameter. Change caller. Update
8491 explicit instantiations.
8492 * layout.h (class Layout): Update layout_group declaration.
8493 * output.cc (Output_data_group::Output_data_group): Add flags and
8494 input_shndxes parameters. Remove contents parameter. Change
8495 caller.
8496 (Output_data_group::do_write): Change input_sections_ to
8497 input_shndxes_.
8498 * output.h (class Output_data_group): Update constructor
8499 declaration. Rename input_sections_ to input_shndxes_.
8500 * testsuite/many_sections_test.cc: Add template.
8501
e94cf127
CC		 85022008-04-30 Cary Coutant <ccoutant@google.com>
8503
4418b2d5
CC		 8504 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8505
e94cf127
CC		 8506 * layout.cc (Layout::include_section): Refactored check for debug
8507 info section.
8508 (Layout::add_comdat): Add new parameters. Change type
8509 of signature parameter. Add object and shndx to signatures table.
8510 (Layout::find_kept_object): New function.
8511 * layout.h: Include <cstring>.
8512 (Layout::is_debug_info_section): New function.
8513 (Layout::add_comdat): Add new parameters.
8514 (Layout::find_kept_object): New function.
8515 (Layout::Kept_section): New struct.
8516 (Layout::Signatures): Change type of map range.
8517 * object.cc (Relobj::output_section_address): New function.
8518 (Sized_relobj::include_section_group): Add new parameters. Change
8519 calls to Layout::add_comdat. Change to build table of kept comdat
8520 groups and table mapping discarded sections to kept sections.
8521 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8522 (Sized_relobj::do_layout): Change calls to include_section_group and
8523 include_linkonce_section.
8524 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8525 value to zero when section is discarded.
8526 (Sized_relobj::map_to_kept_section): New function.
8527 * object.h (Relobj::output_section_address): New function.
8528 (Relobj::Comdat_group): New type.
8529 (Relobj::find_comdat_group): New function.
8530 (Relobj::Comdat_group_table): New type.
8531 (Relobj::Kept_comdat_section): New type.
8532 (Relobj::Kept_comdat_section_table): New type.
8533 (Relobj::add_comdat_group): New function.
8534 (Relobj::set_kept_comdat_section): New function.
8535 (Relobj::get_kept_comdat_section): New function.
8536 (Relobj::comdat_groups_): New field.
8537 (Relobj::kept_comdat_sections_): New field.
8538 (Symbol_value::input_value): Update comment.
8539 (Sized_relobj::map_to_kept_section) New function.
8540 (Sized_relobj::include_linkonce_section): Add new parameter.
8541 * target-reloc.h (Comdat_behavior): New type.
8542 (get_comdat_behavior): New function.
8543 (relocate_section): Add code to map a discarded section to the
8544 corresponding kept section when applying a relocation.
8545
e4e5049b
CS		 85462008-04-30 Craig Silverstein <csilvers@google.com>
8547
8548 * dwarf_reader.cc (next_generation_count): New static var.
8549 (Addr2line_cache_entry): New struct.
8550 (addr2line_cache): New static var.
8551 (Dwarf_line_info::one_addr2line): Added caching.
8552 (Dwarf_line_info::clear_addr2line_cache): New function.
8553 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8554 cache-size parameter.
8555 (Dwarf_line_info::one_addr2line_cache): New function.
8556 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8557 new cache-size argument to one_addr2line(), and clear cache.
8558
d09e9154
CC		 85592008-04-28 Cary Coutant <ccoutant@google.com>
8560
8561 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8562 R_386_PC8 relocations.
8563
7ef73768
ILT		 85642008-04-23 Ian Lance Taylor <iant@google.com>
8565
55438702
ILT		 8566 * object.cc (Sized_relobj::include_section_group): Check for
8567 invalid section group.
8568
c165fb93
ILT		 8569 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8570 header size.
8571
7ef73768
ILT		 8572 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8573 than read for file header.
8574 * archive.cc (Archive::include_member): Likewise.
8575
6194aaab
L		 85762008-04-23 Paolo Bonzini <bonzini@gnu.org>
8577
8578 * aclocal.m4: Regenerate.
8579 * configure: Regenerate.
8580
d491d34e
ILT		 85812008-04-19 Ian Lance Taylor <iant@google.com>
8582
5ea2bac6
ILT		 8583 * version.cc (version_string): Bump to 1.6.
8584
7bc3e21a
ILT		 8585 * testsuite/Makefile.am (many_sections_r_test): New target.
8586 (many_sections_r_test_SOURCES): Remove.
8587 (many_sections_r_test_DEPENDENCIES): Remove.
8588 (many_sections_r_test_LDFLAGS): Remove.
8589 (many_sections_r_test_LDADD): Remove.
8590
7fcd3aa9
ILT		 8591 * object.cc (Sized_relobj::do_add_symbols): Always pass
8592 local_symbol_count_ to add_from_relobj.
8593
4c94d6ae
ILT		 8594 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8595 every thousand variables.
8596 * testsuite/Makefile.in: Rebuild.
8597
d491d34e
ILT		 8598 * object.cc (Xindex::initialize_symtab_xindex): New function.
8599 (Xindex::read_symtab_xindex): New function.
8600 (Xindex::sym_xindex_to_shndx): New function.
8601 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8602 available.
8603 (Sized_relobj::do_initialize_xindex): New function.
8604 (Sized_relobj::do_read_symbols): Adjust section links.
8605 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8606 parameter. Change all callers.
8607 (Sized_relobj::include_section_group): Adjust section links and
8608 symbol section indexes.
8609 (Sized_relobj::do_layout): Adjust section links.
8610 (Sized_relobj::do_count_local_symbols): Adjust section links and
8611 symbol section indexes.
8612 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8613 ordinary and special symbols.
8614 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8615 dynsym_xindex parameters. Change all callers. Adjust section
8616 links. Use SHN_XINDEX when needed.
8617 (Sized_relobj::get_symbol_location_info): Adjust section links.
8618 Don't get fooled by special symbols.
8619 * object.h (class Xindex): Define.
8620 (class Object): Add xindex_ parameter. Declare virtual functoin
8621 do_initialize_xindex.
8622 (Object::adjust_sym_shndx): New function.
8623 (Object::set_xindex): New protected function.
8624 (class Symbol_value): Add is_ordinary_shndx_ field.
8625 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8626 (Symbol_value::value): Assert ordinary section.
8627 (Symbol_value::initialize_input_to_output_map): Likewise.
8628 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8629 Change all callers.
8630 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8631 all callers.
8632 (class Sized_relobj): Update declarations.
8633 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8634 parameter. Change all callers.
8635 (Sized_relobj::adjust_shndx): New function.
8636 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8637 field.
8638 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8639 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8640 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8641 (Sized_dynobj::read_dynsym_section): Adjust section links.
8642 (Sized_dynobj::read_dynamic): Likewise.
8643 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8644 section links.
8645 (Sized_dynobj::do_initialize_xindex): New function.
8646 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8647 do_initialize_xindex.
8648 (Sized_dynobj::adjust_shndx): New function.
8649 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8650 dynsym_xindex_ fields.
8651 (Layout::finalize): Add a call to set_section_indexes before
8652 creating the symtab sections.
8653 (Layout::set_section_indexes): Don't do anything if the section
8654 already has a section index.
8655 (Layout::create_symtab_sections): Add shnum parameter. Change
8656 caller. Create .symtab_shndx section if needed.
8657 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8658 caller.
8659 (Layout::allocated_output_section_count): New function.
8660 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8661 needed.
8662 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8663 fields. Update declarations.
8664 (Layout::symtab_xindex): New function.
8665 (Layout::dynsym_xindex): New function.
8666 (class Write_symbols_task): Add layout_ field.
8667 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8668 Change caller.
8669 * output.cc (Output_section_headers::Output_section_headers): Add
8670 shstrtab_section parameter. Change all callers.
8671 (Output_section_headers::do_sized_write): Store overflow values
8672 for section count and section string table section index in
8673 section header zero.
8674 (Output_file_header::do_sized_write): Check for overflow of
8675 section count and section string table section index.
8676 (Output_symtab_xindex::do_write): New function.
8677 (Output_symtab_xindex::endian_do_write): New function.
8678 * output.h (class Output_section_headers): Add shstrtab_section_.
8679 Update declarations.
8680 (class Output_symtab_xindex): Define.
8681 (Output_section::has_out_shndx): New function.
8682 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8683 field.
8684 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8685 Change all callers.
8686 (Sized_symbol::init): Likewise.
8687 (Symbol::output_section): Check for ordinary symbol.
8688 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8689 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8690 callers.
8691 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8692 Change all callers. Simplify handling of symbols from sections
8693 not included in the link.
8694 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8695 distinction.
8696 (Weak_alias_sorter::operator()): Assert that symbols are
8697 ordinary.
8698 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8699 distinction.
8700 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8701 parameters. Change all callers.
8702 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8703 symbol distinction. Use SHN_XINDEX when needed.
8704 (Symbol_table::write_section_symbol): Add symtab_xindex
8705 parameter. Change all callers.
8706 (Symbol_table::sized_write_section_symbol): Likewise. Use
8707 SHN_XINDEX when needed.
8708 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8709 declarations.
8710 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8711 (Symbol::is_defined): Check is_ordinary.
8712 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8713 (Symbol::is_absolute, Symbol::is_common): Likewise.
8714 (class Sized_symbol): Update declarations.
8715 (class Symbol_table): Update declarations.
8716 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8717 parameters. Change all callers.
8718 (Sized_symbol::override): Likewise.
8719 (Symbol_table::override): Likewise.
8720 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8721 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8722 is_ordinary, and orig_st_shndx parameters. Change all callers.
8723 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8724 to be in an ordinary section.
8725 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8726 object and is_ordinary parameters. Change all callers.
8727 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8728 Change all callers. Don't add undefined or non-ordinary symbols
8729 to reloc_map_.
8730 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8731 Change all callers.
8732 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8733 declarations.
8734 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8735 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8736 (Sized_relobj::relocate_sections): Likewise.
8737 * target-reloc.h (scan_relocs): Adjust section symbol index.
8738 (scan_relocatable_relocs): Likewise.
8739 * i386.cc (Scan::local): Check for ordinary symbols.
8740 * sparc.cc (Scan::local): Likewise.
8741 * x86_64.cc (Scan::local): Likewise.
8742 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8743 to symbol_section_and_value.
8744 * testsuite/many_sections_test.cc: New file.
8745 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8746 (check_PROGRAMS): Add many_sections_test.
8747 (many_sections_test_SOURCES): Define.
8748 (many_sections_test_DEPENDENCIES): Define.
8749 (many_sections_test_LDFLAGS): Define.
8750 (BUILT_SOURCES): Add many_sections_define.h.
8751 (many_sections_define.h): New target.
8752 (BUILT_SOURCES): Add many_sections_check.h.
8753 (many_sections_check.h): New target.
8754 (check_PROGRAMS): Add many_sections_r_test.
8755 (many_sections_r_test_SOURCES): Define.
8756 (many_sections_r_test_DEPENDENCIES): Define.
8757 (many_sections_r_test_LDFLAGS): Define.
8758 (many_sections_r_test_LDADD): Define.
8759 (many_sections_r_test.o): New target.
8760 * testsuite/Makefile.in: Rebuild.
8761
c5818ff1
CC		 87622008-04-17 Cary Coutant <ccoutant@google.com>
8763
8764 * errors.cc (Errors::info): New function.
8765 (gold_info): New function.
8766 * errors.h (Errors::info): New function.
8767 * gold.h (gold_info): New function.
8768 * object.cc (Input_objects::add_object): Print trace output.
8769 * options.cc (options::parse_set): New function.
8770 (General_options::parse_wrap): Deleted.
8771 (General_options::General_options): Deleted initializer.
8772 * options.h (options::String_set): New typedef.
8773 (options::parse_set): New function.
8774 (DEFINE_set): New macro.
8775 (General_options::wrap): Changed to use DEFINE_set. Changed
8776 callers of any_wrap_symbols and is_wrap_symbol.
8777 (General_options::trace, General_options::trace_symbol):
8778 New options.
8779 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8780 (General_options::wrap_symbols_): Deleted.
8781 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8782
b5be4a7c
DM		 87832008-04-17 David S. Miller <davem@davemloft.net>
8784
8785 * options.cc (General_options::parse_V): New function.
8786 * options.h: Add entries for -V and -Qy.
8787
155a0dd7
ILT		 87882008-04-17 Ian Lance Taylor <iant@google.com>
8789
8790 * common.cc (Symbol_table::allocate_commons): Remove options
8791 parameter. Change caller.
8792 (Symbol_table::do_allocate_commons): Remove options parameter.
8793 Change caller. Just call do_allocate_commons_list twice.
8794 (Symbol_table::do_allocate_commons_list): New function, broken out
8795 of do_allocate_commons.
8796 * common.h (class Allocate_commons_task): Remove options_ field.
8797 Update constructor.
8798 * symtab.cc (Symbol_table::Symbol_table): Initialize
8799 tls_commons_.
8800 (Symbol_table::add_from_object): Put TLS common symbols on
8801 tls_commons_ list.
8802 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8803 which are IN_OUTPUT_DATA.
8804 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8805 allocate_commons and do_allocate_commons declarations. Declare
8806 do_allocate_commons_list.
8807 * gold.cc (queue_middle_tasks): Update creation of
8808 Allocate_commons_task to not pass options.
8809 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8810 (TLS_TEST_C_FLAGS): New variable.
8811 (tls_test_c_pic.o): New target.
8812 (tls_test_shared.so): Link in tls_test_c_pic.o.
8813 (tls_test_c_pic_ie.o): New target.
8814 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8815 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8816 (tls_test_c.o): New target.
8817 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8818 (tls_pic_test_LDADD): Likewise.
8819 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8820 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8821 (tls_test_c_gnu2.o): New target.
8822 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8823 tls_test_c_gnu2.o.
8824 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8825 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8826 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8827 * testsuite/tls_test.cc: Include "config.h".
8828 (t_last): Call t11_last.
8829 * testsuite/tls_test.h (t11, t11_last): Declare.
8830 * testsuite/tls_test_c.c: New file.
8831 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8832 * configure.ac: Check for OpenMP support.
8833 * configure, config.in, Makefile.in: Rebuild.
8834 * testsuite/Makefile.in: Rebuild.
8835
edfbb029
CC		 88362008-04-16 Cary Coutant <ccoutant@google.com>
8837
8838 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8839 (Target_i386::tls_base_symbol_defined_): New field.
8840 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8841 (Target_i386::Scan::global): Likewise.
8842 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8843 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8844 (Target_x86_64::tls_base_symbol_defined_): New field.
8845 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8846 (Target_x86_64::Scan::global): Likewise.
8847
f3c69fca
CC		 88482008-04-16 Cary Coutant <ccoutant@google.com>
8849
8850 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8851 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8852 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8853 building shared libraries.
8854 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8855 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8856 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8857 * testsuite/Makefile.in: Rebuild.
8858 * testsuite/weak_undef.h: New file.
8859 * testsuite/weak_undef_file1.cc: Add extra test cases.
8860 * testsuite/weak_undef_file2.cc: Likewise.
8861 * testsuite/weak_undef_test.cc: Likewise.
8862
7c414435
DM		 88632008-04-16 David S. Miller <davem@davemloft.net>
8864
32b769e1
DM		 8865 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8866 Add issued_non_pic_error_ field. Declare check_non_pic.
8867 (Target_sparc::Scan::check_non_pic): New function.
8868 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8869 (Target_sparc::Scan::global): Likewise.
8870
11936fb1
DM		 8871 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8872 * configure: Rebuild.
8873
7c414435
DM		 8874 * options.h (DEFINE_enable): New macro.
8875 (new_dtags): New enable option.
8876 (initfirst, interpose, loadfltr, nodefaultlib,
8877 nodelete, nodlopen, nodump): New -z options.
8878 * layout.cc (Layout:finish_dynamic_section): If new
8879 dtags enabled, emit DT_RUNPATH. Also, emit a
8880 DT_FLAGS_1 containing any specified -z flags.
8881
85c7bf8b
ILT		 88822008-04-16 Ian Lance Taylor <iant@google.com>
8883
12c0daef
ILT		 8884 * copy-relocs.cc: New file.
8885 * copy-relocs.h: New file.
8886 * reloc.cc: Remove Copy_relocs code.
8887 * reloc.h: Likewise.
8888 * reloc-types.h (struct Reloc_types) [both versions]: Add
8889 get_reloc_addend_noerror.
8890 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8891 variants of add_global which take an addend which must be zero.
8892 * i386.cc: Include "copy-relocs.h".
8893 (class Target_i386): Change type of copy_relocs_ to variable,
8894 update initializer.
8895 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8896 Change all callers.
8897 (Target_i386::do_finalize_sections): Change handling of
8898 copy_relocs_.
8899 * sparc.cc: Include "copy-relocs.h".
8900 (class Target_sparc): Change type of copy_relocs_ to variable,
8901 update initializer.
8902 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8903 Change all callers.
8904 (Target_sparc::do_finalize_sections): Change handling of
8905 copy_relocs_.
8906 * x86_64.cc: Include "copy-relocs.h".
8907 (class Target_x86_64): Change type of copy_relocs_ to variable,
8908 update initializer.
8909 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8910 class. Change all callers.
8911 (Target_x86_64::do_finalize_sections): Change handling of
8912 copy_relocs_.
8913 * Makefile.am (CCFILES): Add copy-relocs.cc.
8914 (HFILES): Add copy-relocs.h.
8915
4f4995b6
ILT		 8916 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8917
85c7bf8b
ILT		 8918 * testsuite/script_test_4.sh: Permit leading zeroes.
8919
4f2a9edd
ILT		 89202008-04-15 Ian Lance Taylor <iant@google.com>
8921
e6188289
ILT		 8922 * script-sections.cc (Script_sections::create_segments): Use
8923 header_size_adjustment even when there is enough room for the
8924 headers.
8925 * testsuite/script_test_4.sh: New file.
8926 * testsuite/script_test_4.t: New file.
8927 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8928 (check_DATA): Add script_test_4.stdout.
8929 (MOSTLYCLEANFILES): Likewise.
8930 (script_test_4): New target.
8931 (script_test_4.stdout): New target.
8932 * testsuite/Makefile.in: Rebuild.
8933
4f2a9edd
ILT		 8934 * sparc.cc: Add definitions for Output_data_plt_sparc class
8935 constants.
8936
f5314dd5
DM		 89372008-04-14 David S. Miller <davem@davemloft.net>
8938
8939 * sparc.cc: New file.
8940 * Makefile.am (TARGETSOURCES): Add sparc.cc
8941 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8942 * configure.tgt: Document targ_extra_size and
8943 targ_extra_big_endian. Add entries for sparc-* and
8944 sparc64-*.
8945 * configure.ac: Handle targ_extra_size and
8946 targ_extra_big_endian.
8947 * Makefile.in: Rebuild.
8948 * configure: Likewise.
8949 * po/POTFILES.in: Likewise.
8950 * po/gold.pot: Likewise.
8951
154e0e9a
ILT		 89522008-04-14 Ian Lance Taylor <iant@google.com>
8953
8954 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8955 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8956 in the name/type/flags to section mapping. Don't call
8957 allocate_output_section.
8958 (Layout::choose_output_section): Change parameter from adjust_name
8959 to is_input_section. Don't permit input sections after sections
8960 are attached to segments. Don't call allocate_output_section.
8961 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8962 not write_enable_output_section.
8963 (Layout::make_output_section): Don't push to
8964 unattached_section_list_ nor call attach_to_segment. Call
8965 attach_section_to_segment if sections are attached.
8966 (Layout::attach_sections_to_segments): New function.
8967 (Layout::attach_section_to_segment): New function.
8968 (Layout::attach_allocated_section_to_segment): Rename from
8969 attach_to_segment. Remove flags parameter.
8970 (Layout::allocate_output_section): Remove function.
8971 (Layout::write_enable_output_section): Remove function.
8972 * layout.h (class Layout): Update for above changes. Add new
8973 field sections_are_attached_.
8974 * output.h (Output_section::update_flags_for_input_section): New
8975 function.
8976 * output.cc (Output_section::add_input_section): Call
8977 update_flags_for_input_section.
8978 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8979
009a67a2
CC		 89802008-04-11 Cary Coutant <ccoutant@google.com>
8981
8982 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8983 thought unnecessary.
8984 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8985
759b1a24
ILT		 89862008-04-11 Ian Lance Taylor <iant@google.com>
8987
8988 * output.h (class Output_section_data): Remove inline definition
8989 of set_addralign.
8990 * output.cc (Output_section_data::set_addralign): New function.
8991
c2b45e22
CC		 89922008-04-11 Cary Coutant <ccoutant@google.com>
8993
8994 Add support for TLS descriptors for i386 and x86_64.
8995 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8996 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8997 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8998 GOT_TYPE_TLS_DESC.
8999 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9000 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9001 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9002 relocations.
9003 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9004 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9005 Fix problem with initial-exec relocations.
9006 (Target_i386::Relocate::relocate_tls): Likewise.
9007 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9008 relaxation.
9009 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9010 support for section-plus-offset dynamic table entries.
9011 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9012 (Output_data_dynamic::Dynamic_entry): Add support for
9013 section-plus-offset dynamic table entries.
9014 (Output_data_dynamic::Classification): Likewise.
9015 (Output_data_dynamic::classification_): Renamed offset_.
9016 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9017 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9018 (Target_x86_64::make_plt_section): New function.
9019 (Target_x86_64::reserve_tlsdesc_entries): New function.
9020 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9021 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9022 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9023 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9024 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9025 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9026 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9027 add extra PLT entry for TLS descriptors.
9028 (Output_data_plt_x86_64::got_): New field.
9029 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9030 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9031 fields.
9032 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9033 descriptors.
9034 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9035 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9036 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9037 R_386_TLS_DESC_CALL relocations.
9038 (Target_x86_64::Scan::global): Likewise.
9039 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9040 for TLS descriptors.
9041 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9042 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9043 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9044 GD-to-IE relaxation.
9045 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9046 and TLS_DESCRIPTORS.
9047 * Makefile.in: Rebuild.
9048 * configure: Rebuild.
9049 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9050 (tls_test_shared2.so): New target.
9051 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9052 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9053 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9054 (tls_shared_gd_to_ie_test_LDADD): New variable.
9055 (tls_shared_gnu2_gd_to_ie_test): New target.
9056 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9057 New targets.
9058 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9059 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9060 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9061 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9062 (tls_shared_gnu2_test): New target.
9063 (tls_test_gnu2_shared.so): New target.
9064 (tls_shared_gnu2_test_SOURCES): New variable.
9065 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9066 (tls_shared_gnu2_test_LDFLAGS): New variable.
9067 (tls_shared_gnu2_test_LDADD): New variable.
9068 * testsuite/Makefile.in: Rebuild.
9069 * testsuite/Makefile.
9070
83bfb6b7
ILT		 90712008-04-11 Ian Lance Taylor <iant@google.com>
9072
9073 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9074 justsyms.t.
9075 * testsuite/Makefile.in: Rebuild.
9076
9077 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9078 long.
9079 * testsuite/script_test_2.cc (main): Adjust test.
9080
706e1f5e
ILT		 90812008-04-11 David S. Miller <davem@davemloft.net>
9082 Ian Lance Taylor <iant@google.com>
9083
9084 * options.h (General_options): Add entries for '-Y' and
9085 '-relax'.
9086 * options.cc (General_options:finalize): If -Y was used, add those
9087 entries to the library path instead of the default "/lib" and
9088 "/usr/lib".
9089
7c98e6bb
DM		 90902008-04-11 David S. Miller <davem@davemloft.net>
9091
9092 * testsuite/justsyms.t: Start at 0x100.
9093 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9094 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9095 long.
9096 * testsuite/script_test_2.cc: Adjust string and section length
9097 checks.
7c98e6bb 9098
99a37bfd
ILT		 90992008-04-09 Ian Lance Taylor <iant@google.com>
9100
2cefc357
ILT		 9101 PR gold/5996
9102 * script-sections.cc (Sections_element::allocate_to_segment): Add
9103 orphan parameter.
9104 (Output_section_definition::allocate_to_segment): Likewise.
9105 (Orphan_output_section::allocate_to_segment): Likewise.
9106 (Script_sections::attach_sections_using_phdrs_clause): Don't
9107 propagate non-PT_LOAD segments to orphan sections.
9108 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9109 readelf rather than objdump.
9110 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9111 .interp section and PT_INTERP segment are the same size.
9112 * testsuite/Makefile.in: Rebuild.
9113
99a37bfd
ILT		 9114 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9115 aliases for symbols defined in the same object.
9116 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9117 (weak_alias_test_SOURCES): New variable.
9118 (weak_alias_test_DEPENDENCIES): New variable.
9119 (weak_alias_test_LDFLAGS): New variable.
9120 (weak_alias_test_LDADD): New variable.
9121 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9122 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9123 (weak_alias_test_3.o): New target.
9124 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9125 * testsuite/weak_alias_test_main.cc: New file.
9126 * testsuite/weak_alias_test_1.cc: New file.
9127 * testsuite/weak_alias_test_2.cc: New file.
9128 * testsuite/weak_alias_test_3.cc: New file.
9129
780e49c5
ILT		 91302008-04-08 Ian Lance Taylor <iant@google.com>
9131
cdb0b8f5
ILT		 9132 * options.h (class General_options): Add --noinhibit-exec option.
9133 * main.cc (main): Check --noinhibit-exec.
9134
0864d551
ILT		 9135 * options.h (class General_options): Define --wrap as a special
9136 option. Add wrap_symbols_ field.
9137 (General_options::any_wrap_symbols): New function.
9138 (General_options::is_wrap_symbol): New function.
9139 * options.cc (General_options::parse_wrap): New function.
9140 (General_options::General_options): Initialize wrap_symbols_.
9141 * symtab.cc (Symbol_table::wrap_symbol): New function.
9142 (Symbol_table::add_from_object): Handle --wrap.
9143 * symtab.h (class Symbol_table): Declare wrap_symbol.
9144 * target.h (Target::wrap_char): New function.
9145 (Target::Target_info): Add wrap_char field.
9146 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9147 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9148 * testsuite/testfile.cc (Target_test::test_target_info):
9149 Likewise.
9150
789aa6de
ILT		 9151 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9152 there is one.
9153
2c38906f
ILT		 9154 * layout.h (class Layout): Add added_eh_frame_data_ field.
9155 * layout.cc (Layout::Layout): Initialize new field.
9156 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9157 output section until we find a section we merged successfully.
9158 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9159 that the size be non-zero.
9160
780e49c5
ILT		 9161 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9162 qualifier.
9163
7fcd0256
ILT		 91642008-04-08 Craig Silverstein <csilvers@google.com>
9165
9166 * configure.ac: Export new conditional variable HAVE_ZLIB.
9167 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9168 on HAVE_ZLIB.
9169 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9170 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9171
6835af53
ILT		 91722008-04-07 Ian Lance Taylor <iant@google.com>
9173
e24f324c
ILT		 9174 * version.cc (version_string): Set to "1.5".
9175
a036edd8
ILT		 9176 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9177 Add issued_non_pic_error_ field. Declare check_non_pic.
9178 (Target_x86_64::Scan::check_non_pic): New function.
9179 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9180 (Target_x86_64::Scan::global): Likewise.
9181
624f8810
ILT		 9182 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9183 addend parameter. Change caller. Handle merge sections.
9184 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9185 Address to Addend. Don't add in the result of
9186 local_section_offset, pass down the addend and use the returned
9187 value.
9188 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9189 Update declarations of local_section_offset and symbol_value.
9190 * testsuite/two_file_test_1.cc (t18): New function.
9191 * testsuite/two_file_test_2.cc (f18): New function.
9192 * testsuite/two_file_test_main.cc (main): Call t18.
9193 * testsuite/two_file_test.h (t18, f18): Declare.
9194
6835af53
ILT		 9195 * configure.ac: Don't test for objdump, c++filt, or readelf.
9196 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9197 conditionals.
9198 (TEST_READELF): New variable.
9199 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9200 (check_PROGRAMS): Add two_file_strip_test.
9201 (two_file_strip_test): New target.
9202 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9203 (two_file_same_shared_strip_test_SOURCES): New variable.
9204 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9205 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9206 (two_file_same_shared_strip_test_LDADD): New variable.
9207 (two_file_shared_strip.so): New target.
9208 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9209 (ver_test_5.syms, ver_test_7.syms): Likewise.
9210 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9211 (strip_test_3.stdout): Use TEST_OBJDUMP.
9212 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9213
86925eef
CC		 92142008-04-04 Cary Coutant <ccoutant@google.com>
9215
9216 * symtab.h (Symbol::is_weak_undefined): New function.
9217 (Symbol::is_strong_undefined): New function.
9218 (Symbol::is_absolute): New function.
9219 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9220 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9221 absolute symbols.
9222 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9223 (weak_undef_test): New target.
9224 * testsuite/Makefile.in: Rebuild.
9225 * testsuite/weak_undef_file1.cc: New file.
9226 * testsuite/weak_undef_file2.cc: New file.
9227 * testsuite/weak_undef_test.cc: New file.
9228
126f3ece
ILT		 92292008-04-03 Craig Silverstein <csilvers@google.com>
9230
9231 * compressed_output.h (class Output_compressed_section): Use
9232 unsigned buffer.
9233 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9234 add zlib header.
9235 (zlib_compressed_suffix): Removed.
9236 (Output_compressed_section::set_final_data_size): Use unsigned
9237 buffers.
9238 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9239 Fix linker invocation.
9240 (flagstest_o_specialfile_and_compress_debug_sections):
9241 Likewise.
9242 * testsuite/Makefile.in: Regenerated.
9243
deae2a14
DM		 92442008-04-02 David S. Miller <davem@davemloft.net>
9245
9246 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9247 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9248
70752818
ILT		 92492008-04-02 Craig Silverstein <csilvers@google.com>
9250
9251 * TODO: New file.
9252
39d0cb0e
ILT		 92532008-04-02 Ian Lance Taylor <iant@google.com>
9254
9255 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9256 parameters. Update for new key type to views_. Change all
9257 callers.
9258 (File_read::read): Adjust for byteshift in returned view.
9259 (File_read::add_view): New function, broken out of
9260 find_and_make_view.
9261 (File_read::make_view): New function, broken out of
9262 find_and_make_view.
9263 (File_read::find_or_make_view): Add offset and aligned
9264 parameters. Rewrite accordingly. Change all callers.
9265 (File_read::get_view): Add offset and aligned parameters. Adjust
9266 for byteshift in return value.
9267 (File_read::get_lasting_view): Likewise.
9268 * fileread.h (class File_read): Update declarations.
9269 (class File_read::View): Add byteshift_ field. Add byteshift to
9270 constructor. Add byteshift method.
9271 * archive.h (Archive::clear_uncached_views): New function.
9272 (Archive::get_view): Add aligned parameter. Change all callers.
9273 * object.h (Object::get_view): Add aligned parameter. Change all
9274 callers.
9275 (Object::get_lasting_view): Likewise.
9276
9277 * fileread.cc (File_read::release): Don't call clear_views if
9278 there are multiple objects.
9279 * fileread.h (File_read::clear_uncached_views): New function.
9280 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9281 on the archive.
9282
a1207466
CC		 92832008-03-31 Cary Coutant <ccoutant@google.com>
9284
9285 Add thin archive support.
9286 * archive.cc (Archive::armagt): New const.
9287 (Archive::setup): Remove task parameter and calls to unlock.
9288 (Archive::unlock_nested_archives): New function.
9289 (Archive::read_header): Add nested_off parameter. Change
9290 all callers.
9291 (Archive::interpret_header): Likewise.
9292 (Archive::include_all_members): Change to handle thin
9293 archives.
9294 (Archive::include_member): Likewise.
9295 * archive.h (Archive::Archive): Add new parameters and
9296 initializers.
9297 (Archive::armagt): New const.
9298 (Archive::setup): Remove task parameter.
9299 (Archive::unlock_nested_archives): New function.
9300 (Archive::read_header): Add nested_off parameter.
9301 (Archive::interpret_header): Likewise.
9302 (Archive::Nested_archive_table): New typedef.
9303 (Archive::is_thin_archive_): New field.
9304 (Archive::nested_archives_): New field.
9305 (Archive::options_): New field.
9306 (Archive::dirpath_): New field.
9307 (Archive::task_): New field.
9308 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9309 for thin archives. Pass additional parameters to
9310 Archive::Archive. Unlock the archive file after calling
9311 Archive::setup.
cd536b21 9312
479f6503
ILT		 93132008-03-29 Ian Lance Taylor <iant@google.com>
9314
686c8caf
ILT		 9315 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9316 version symbol to be local.
9317 * testsuite/ver_test_4.sh: New file.
9318 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9319 (check_DATA): Add ver_test_4.syms.
9320 (ver_test_4.syms): New target.
9321 * testsuite/Makefile.in: Rebuild.
9322
ab794b6b
ILT		 9323 * output.cc
9324 (Output_section::Input_section_sort_entry::has_priority): New
9325 function.
9326 (Output_section::Input_section_sort_entry::match_file_name): New
9327 function.
9328 (Output_section::Input_section_sort_entry::match_section_name):
9329 Remove.
9330 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9331 Remove.
9332 (Output_section::Input_section_sort_entry::match_section_file):
9333 Remove.
9334 (Output_section::Input_section_sort_compare::operator()): Rewrite
9335 using new Input_section_sort_entry functions. Sort crtbegin and
9336 crtend first. Sort sections with no priority before sections with
9337 a priority.
9338 * testsuite/initpri1.c (d3): Check j != 4.
9339 (cd5): New constructor/destructor function.
9340 (main): Check j != 2.
9341
479f6503
ILT		 9342 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9343 new symbol when resolving, don't call set_is_default.
9344 * testsuite/ver_test_7.cc: New file.
9345 * testsuite/ver_test_7.sh: New file.
9346 * testsuite/Makefile.am (ver_test_7.so): New target.
9347 (ver_test_7.o): New target.
9348 (check_SCRIPTS): Add ver_test_7.sh.
9349 (check_DATA): Add ver_test_7.syms.
9350 (ver_test_7.syms): New target.
9351
2fd32231
ILT		 93522008-03-28 Ian Lance Taylor <iant@google.com>
9353
9354 * layout.cc (Layout::layout): If we see an input section with a
9355 name that needs sorting, set the must_sort flag for the output
9356 section.
9357 (Layout::make_output_section): If the name of the output section
9358 indicates that it might require sorting, set the may_sort flag.
9359 * output.h (Output_section::may_sort_attached_input_sections): New
9360 function.
9361 (Output_section::set_may_sort_attached_input_sections): New
9362 function.
9363 (Output_section::must_sort_attached_input_sections): New
9364 function.
9365 (Output_section::set_must_sort_attached_input_sections): New
9366 function.
9367 (class Output_section): Declare Input_section_sort_entry. Define
9368 Input_section_sort_compare. Declare
9369 sort_attached_input_sections. Add new fields:
9370 may_sort_attached_input_sections_,
9371 must_sort_attached_input_sections_,
9372 attached_input_sections_are_sorted_.
9373 * output.cc (Output_section::Output_section): Initialize new
9374 fields.
9375 (Output_section::add_input_section): Add an entry to
9376 input_sections_ if may_sort or must_sort are true.
9377 (Output_section::set_final_data_size): Call
9378 sort_attached_input_sections if necessary.
9379 (Output_section::Input_section_sort_entry): Define new class.
9380 (Output_section::Input_section_sort_compare::operator()): New
9381 function.
9382 (Output_section::sort_attached_input_sections): New function.
9383 * configure.ac: Check whether the compiler supports constructor
9384 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9385 * testsuite/initpri1.c: New file.
9386 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9387 CONSTRUCTOR_PRIORITY.
9388 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9389 (initpri1_LDFLAGS): New variable.
9390 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9391
18e6b24e
ILT		 93922008-03-27 Ian Lance Taylor <iant@google.com>
9393
49bdd526
ILT		 9394 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9395 * testsuite/common_test_1.c: New file.
9396 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9397 (common_test_1_SOURCES): New variable.
9398 (common_test_1_DEPENDENCIES): New variable.
9399 (common_test_1_LDFLAGS): New variable.
9400
18e6b24e
ILT		 9401 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9402 and commons_ correctly when NAME/VERSION does not override
9403 NAME/NULL.
9404 * testsuite/ver_test_6.c: New file.
9405 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9406 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9407 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9408
04bf7072
ILT		 94092008-03-26 Ian Lance Taylor <iant@google.com>
9410
5871526f
ILT		 9411 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9412 of an undefined symbol from a version script.
9413 * testsuite/Makefile.am (ver_test_5.so): New target.
9414 (ver_test_5.o): New target.
9415 (check_SCRIPTS): Add ver_test_5.sh.
9416 (check_DATA): Add ver_test_5.syms.
9417 (ver_test_5.syms): New target.
9418 * testsuite/ver_test_5.cc: New file.
9419 * testsuite/ver_test_5.script: New file.
9420 * testsuite/ver_test_5.sh: New file.
9421 * Makefile.in, testsuite/Makefile.in: Rebuild.
9422
04bf7072
ILT		 9423 PR gold/5986
9424 Fix problems building gold with gcc 4.3.0.
9425 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9426 (gold_error_at_location, gold_warning_at_location): Use it.
9427 * configure.ac: Check whether we can compile and use a template
9428 function with a printf attribute.
9429 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9430 when jumping over bytes.
9431 * object.cc: Instantiate Object::read_section_data.
9432 * debug.h: Include <cstring>
9433 * dwarf_reader.cc: Include <algorithm>
9434 * main.cc: Include <cstring>.
9435 * options.cc: Include <cstring>.
9436 * output.cc: Include <cstring>.
9437 * script.cc: Include <cstring>.
9438 * script.h: Include <string>.
9439 * symtab.cc: Include <cstring> and <algorithm>.
9440 * target-select.cc: Include <cstring>.
9441 * version.cc: Include <string>.
9442 * testsuite/testmain.cc: Include <cstdlib>.
9443 * configure, config.in: Rebuild.
9444
874c5b28
ILT		 94452008-03-25 Ian Lance Taylor <iant@google.com>
9446
819d6c3a
ILT		 9447 * options.cc: Include "../bfd/bfdver.h".
9448 (options::help): Print bug reporting address.
9449
f4b2c6f5
ILT		 9450 * version.cc (print_version): Adjust output for current value of
9451 BFD_VERSION_STRING.
9452
9453 * NEWS: New file.
9454
e96caa79
ILT		 9455 * options.cc (options::help): Print list of supported targets.
9456 * target-select.h: Include <vector>.
9457 (class Target_selector): Make machine_, size_, and is_big_endian_
9458 fields const. Add bfd_name_ and instantiated_target_ fields.
9459 (Target_selector::Target_selector): Add bfd_name parameter.
9460 (Target_selector::recognize): Make non-virtual, call
9461 do_recognize.
9462 (Target_selector::recognize_by_name): Make non-virtual, call
9463 do_recognize_by_name.
9464 (Target_selector::supported_names): New function.
9465 (Target_selector::bfd_name): New function.
9466 (Target_selector::do_instantiate_target): New pure virtual
9467 function.
9468 (Target_selector::do_recognize): New virtual function.
9469 (Target_selector::do_recognize_by_name): New virtual function.
9470 (Target_selector::instantiate_target): New private function.
9471 (supported_target_names): Declare.
9472 * target-select.cc (Target_selector::Target_selector): Update for
9473 new parameter and fields.
9474 (select_target_by_name): Check that the name matches before
9475 calling recognize_by_name.
9476 (supported_target_names): New function.
9477 * i386.cc (class Target_selector_i386): Update Target_selector
9478 constructor call. Remove recognize and recognize_by_name. Add
9479 do_instantiate_target.
9480 * x86_64.cc (class Target_selector_x86_64): Likewise.
9481 * testsuite/testfile.cc (class Target_selector_test): Update for
9482 changes to Target_selector.
9483
874c5b28
ILT		 9484 * README: Rewrite, with some notes on unsupported features.
9485
0a65a3a7
CC		 94862008-03-24 Cary Coutant <ccoutant@google.com>
9487
9488 * i386.cc (Target_i386::Got_type): New enum declaration.
9489 (Target_i386::Scan::local): Updated callers of Output_data_got
9490 member functions.
9491 (Target_i386::Scan::global): Likewise.
9492 (Target_i386::Relocate::relocate): Likewise.
9493 (Target_i386::Relocate::relocate_tls): Likewise.
9494 * object.h (Got_offset_list): New class.
9495 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9496 (Sized_relobj::local_got_offset): Likewise.
9497 (Sized_relobj::set_local_got_offset): Likewise.
9498 (Sized_relobj::local_has_tls_got_offset): Removed.
9499 (Sized_relobj::local_tls_got_offset): Removed.
9500 (Sized_relobj::set_local_tls_got_offset): Removed.
9501 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9502 * output.cc (Output_data_got::add_global): Added got_type parameter.
9503 (Output_data_got::add_global_with_rel): Likewise.
9504 (Output_data_got::add_global_with_rela): Likewise.
9505 (Output_data_got::add_global_pair_with_rel): New function.
9506 (Output_data_got::add_global_pair_with_rela): New function.
9507 (Output_data_got::add_local): Added got_type parameter.
9508 (Output_data_got::add_local_with_rel): Likewise.
9509 (Output_data_got::add_local_with_rela): Likewise.
9510 (Output_data_got::add_local_pair_with_rel): New function.
9511 (Output_data_got::add_local_pair_with_rela): New function.
9512 (Output_data_got::add_global_tls): Removed.
9513 (Output_data_got::add_global_tls_with_rel): Removed.
9514 (Output_data_got::add_global_tls_with_rela): Removed.
9515 (Output_data_got::add_local_tls): Removed.
9516 (Output_data_got::add_local_tls_with_rel): Removed.
9517 (Output_data_got::add_local_tls_with_rela): Removed.
9518 * output.h (Output_data_got::add_global): Added got_type parameter.
9519 (Output_data_got::add_global_with_rel): Likewise.
9520 (Output_data_got::add_global_with_rela): Likewise.
9521 (Output_data_got::add_global_pair_with_rel): New function.
9522 (Output_data_got::add_global_pair_with_rela): New function.
9523 (Output_data_got::add_local): Added got_type parameter.
9524 (Output_data_got::add_local_with_rel): Likewise.
9525 (Output_data_got::add_local_with_rela): Likewise.
9526 (Output_data_got::add_local_pair_with_rel): New function.
9527 (Output_data_got::add_local_pair_with_rela): New function.
9528 (Output_data_got::add_global_tls): Removed.
9529 (Output_data_got::add_global_tls_with_rel): Removed.
9530 (Output_data_got::add_global_tls_with_rela): Removed.
9531 (Output_data_got::add_local_tls): Removed.
9532 (Output_data_got::add_local_tls_with_rel): Removed.
9533 (Output_data_got::add_local_tls_with_rela): Removed.
9534 * resolve.cc (Symbol::override_base_with_special): Removed
9535 reference to has_got_offset_ field.
9536 * symtab.cc (Symbol::init_fields): Replaced initialization
9537 of got_offset_ with got_offsets_. Removed initialization
9538 of has_got_offset_
53fcba31 9539 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 9540 (Symbol::got_offset): Likewise.
9541 (Symbol::set_got_offset): Likewise.
9542 (Symbol::has_tls_got_offset): Removed.
9543 (Symbol::tls_got_offset): Removed.
9544 (Symbol::set_tls_got_offset): Removed.
9545 (Symbol::got_offset_): Removed.
9546 (Symbol::tls_mod_got_offset_): Removed.
9547 (Symbol::tls_pair_got_offset_): Removed.
9548 (Symbol::got_offsets_): New field.
9549 (Symbol::has_got_offset): Removed.
9550 (Symbol::has_tls_mod_got_offset): Removed.
9551 (Symbol::has_tls_pair_got_offset): Removed.
9552 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9553 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9554 member functions.
9555 (Target_x86_64::Scan::global): Likewise.
9556 (Target_x86_64::Relocate::relocate): Likewise.
9557 (Target_x86_64::Relocate::relocate_tls): Likewise.
9558
bd52eafb
BE		 95592008-03-25 Ben Elliston <bje@au.ibm.com>
9560
9561 * yyscript.y: Fix spelling error in comment.
9562
8b105e34
ILT		 95632008-03-24 Ian Lance Taylor <iant@google.com>
9564
8ed814a9
ILT		 9565 * options.h (class General_options): Define build_id option.
9566 * layout.h (class Layout): Declare write_build_id, create_note,
9567 create_build_id. Add build_id_note_ member.
9568 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9569 "libiberty.h", "md5.h", "sha1.h".
9570 (Layout::Layout): Initialize eh_frame_data_,
9571 eh_frame_hdr_section_, and build_id_note_.
9572 (Layout::finalize): Call create_build_id.
9573 (Layout::create_note): New function, broken out of
9574 Layout::create_gold_note.
9575 (Layout::create_gold_note): Call create_note.
9576 (Layout::create_build_id): New function.
9577 (Layout::write_build_id): New function.
9578 (Close_task_runner::run): Call write_build_id.
9579
8b105e34
ILT		 9580 * x86_64.cc: Correct license to GPLv3.
9581
086a1841
ILT		 95822008-03-23 Ian Lance Taylor <iant@google.com>
9583
9584 * options.cc: Include "demangle.h".
9585 (parse_optional_string): New function.
9586 (parse_long_option): Handle takes_optional_argument.
9587 (parse_short_option): Update dash_z initializer. Handle
9588 takes_optional_argument.
9589 (General_options::General_options): Initialize do_demangle_.
9590 (General_options::finalize): Set do_demangle_. Handle demangling
9591 style.
9592 * options.h (parse_optional_string): Declare.
9593 (struct One_option): Add optional_arg field. Update constructor.
9594 Update call constructor calls. Add takes_optional_argument
9595 function.
9596 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9597 (DEFINE_optional_string): Define.
9598 (General_options::demangle): Change from DEFINE_bool to
9599 DEFINE_optional_string.
9600 (General_options::no_demangle): New function.
9601 (General_options::do_demangle): New function.
9602 (General_options::set_do_demangle): New function.
9603 (General_options::execstack_status_): Move definition to end of
9604 class definition.
9605 (General_options::static_): Likewise.
9606 (General_options::do_demangle_): New field.
9607 * object.cc (big_endian>::get_symbol_location_info): Call
9608 Options::do_demangle, not Options::demangle.
9609 * symtab.cc (demangle): Likewise.
9610
cbb93e63
ILT		 96112008-03-22 Ian Lance Taylor <iant@google.com>
9612
9613 * gold.h: Include <cstddef> and <sys/types.h>
9614 * options.h: Include <cstring>.
9615
ec531623
ILT		 96162008-03-21 Ian Lance Taylor <iant@google.com>
9617
9618 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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