1 2011-01-10 Ian Lance Taylor <iant@google.com>
3 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5 (Layout::set_segment_offsets): Reset increase_relro before calling
6 set_section_addresses a second time.
8 2011-01-04 Cary Coutant <ccoutant@google.com>
10 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
11 sections before NOBITS sections.
13 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
15 * version.cc (print_version): Update copyright to 2011.
17 2010-12-23 Cary Coutant <ccoutant@google.com>
19 * output.h (Output_data_reloc::add_output_section): Pass OD instead
20 of OS to this->add. Add OD parameter to second form of the function.
22 2010-12-20 Ian Lance Taylor <iant@google.com>
24 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
25 second of two consecutive entries with same offset.
27 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29 * testsuite/Makefile.am (ifuncmain2static_LDADD)
30 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
31 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
32 to avoid unneeded links against $(LDADD).
33 * testsuite/Makefile.in: Regenerate.
35 2010-12-15 Ian Lance Taylor <iant@google.com>
38 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
39 for R_X86_64_32 and R_X86_64_PC32.
40 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
41 ver_matching_def_pic.o.
42 (ver_matching_def_pic.o): New target.
44 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
46 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
47 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
48 Move definition before File_read::View member definitions.
49 (File_read::View::~View): Initialize and hold lock before
50 updating current_mapped_bytes.
52 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
54 * dwarf_reader.cc: Remove outdated comment.
55 * gold-threads.cc: Fix typo in error message.
56 * archive.cc: Fix typos in comments.
57 * archive.h: Likewise.
58 * arm-reloc-property.cc: Likewise.
59 * arm-reloc-property.h: Likewise.
60 * arm-reloc.def: Likewise.
62 * attributes.h: Likewise.
64 * ehframe.cc: Likewise.
65 * fileread.h: Likewise.
69 * incremental.h: Likewise.
70 * int_encoding.cc: Likewise.
74 * object.cc: Likewise.
76 * options.cc: Likewise.
77 * readsyms.cc: Likewise.
78 * reduced_debug_output.cc: Likewise.
80 * script-sections.cc: Likewise.
83 * target-reloc.h: Likewise.
84 * target.cc: Likewise.
88 * x86_64.cc: Likewise.
90 2010-12-09 Cary Coutant <ccoutant@google.com>
92 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
94 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
95 parameter; change all callers.
96 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
97 * options.h (warn_execstack): New option.
99 2010-12-07 Doug Kwan <dougkwan@google.com>
101 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
102 like function call relocations.
104 2010-12-07 Ian Lance Taylor <iant@google.com>
106 * archive.cc (Archive::get_elf_object_for_member): Permit
107 punconfigured to be NULL.
108 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
109 (Archive::include_member): Pass NULL to get_elf_object_for_member
110 if we searched for the archive and this is the first included
113 2010-12-01 Ian Lance Taylor <iant@google.com>
115 * dwarf_reader.h (class Sized_dwarf_line_info): Add
116 track_relocs_type_ field.
117 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
118 Set track_relocs_type_.
119 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
120 contents when using RELA relocs.
121 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
123 * reloc.cc (Track_relocs::next_addend): New function.
124 * reloc.h (class Track_relocs): Declare next_addend.
126 2010-12-01 Ian Lance Taylor <iant@google.com>
128 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
131 2010-12-01 Ian Lance Taylor <iant@google.com>
133 * README: Update compilers known to work and fail.
135 2010-11-23 Matthias Klose <doko@ubuntu.com>
137 * configure.in: For --enable-gold, handle value `default' instead of
138 `both*'. Always install ld as ld.bfd, install as ld if gold is
140 * configure: Regenerate.
142 2010-11-18 Doug Kwan <dougkwan@google.com>
144 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
145 and right_alignment to be zero. Store result alignment only if it is
146 greater than existing alignment.
148 2010-11-16 Cary Coutant <ccoutant@google.com>
151 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
152 Check for ".zdebug_line".
154 2010-11-16 Doug Kwan <dougkwan@google.com>
155 Cary Coutant <ccoutant@google.com>
157 * output.h (Output_segment::set_section_addresses): Pass increase_relro
158 by reference; adjust all callers.
159 * output.cc (Output_segment::set_section_addresses): Adjust references
160 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
162 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
163 end at page boundary.
165 2010-11-16 Cary Coutant <ccoutant@google.com>
168 * layout.cc (Layout::choose_output_section): Transform names of
169 compressed sections even when using a script with a SECTIONS clause.
170 (Layout::output_section_name): Remove code to transform
171 compressed debug section names.
172 * output.cc (Output_section::add_input_section): Use uncompressed
173 section size when tracking input sections.
175 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
177 * symtab.h (Symbol::NON_PIC_REF): Remove.
178 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
179 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
180 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
181 (Symbol::use_plt_offset): Take a flags argument and pass it
182 directly to needs_dynamic_reloc. Restrict check for undefined
183 weak symbols to function calls.
184 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
185 (Target_arm::Scan::global): Use it.
186 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
187 (Target_arm::Relocate::relocate): Likewise.
188 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
189 parameter with an r_type parameter. Use get_reference_flags
191 (Target_arm::Relocate::relocate): Update accordingly.
192 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
193 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
194 (Target_i386::Scan::global): Likewise.
195 (Target_i386::Relocate::relocate): Likewise.
196 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
197 parameter with an r_type parameter. Use get_reference_flags
199 (Target_i386::Relocate::relocate): Update accordingly.
200 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
201 (Target_powerpc::Scan::global): Use it.
202 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
203 (Target_powerpc::Relocate::relocate): Likewise.
204 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
205 (Target_sparc::Scan::global): Use it.
206 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
207 (Target_sparc::Relocate::relocate): Likewise.
208 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
209 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
210 (Target_x86_64::Scan::global): Likewise.
211 (Target_x86_64::Relocate::relocate): Likewise.
213 2010-11-08 Doug Kwan <dougkwan@google.com>
214 Cary Coutant <ccoutant@google.com>
216 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
217 (Arm_exidx_merge_section::section_contents_): New data member.
218 (Arm_input_section::Arm_input_section): Initialize original_contents_.
219 (Arm_input_section::~Arm_input_section): De-allocate memory.
220 (Arm_input_section::original_contents_): New data member.
221 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
222 in parameters instead of calling Object::section_contents without
224 (Arm_output_section::group_section): New parameter TASK. Pass it
225 to callees that need locking objects.
226 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
227 to lock EXIDX input sections. Fix a formatting issue. Call
228 Arm_exidx_merged_section::build_contents to create merged section
230 (Arm_output_section::create_stub_group): New parameter TASK. Use it
231 to lock object of stub table owner.
232 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
233 TEXT_SIZE to initialize data member TEXT_SIZE_.
234 (Arm_exidx_input_section::addralign): Fix typo in comment.
235 (Arm_exidx_input_section::text_size): New method.
236 (Target_arm::do_relax): New parameter TASK. Pass it to callees
237 that require locking objects. Lock objects before scanning for stubs
238 and updating local symbols.
239 (Arm_input_section<big_endian>::init): Copy contents of original
241 (Arm_input_section<big_endian>::do_write): Use saved contents of
242 original input section instead of calling Object::section_contents
244 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
245 size without calling Object::section_size().
246 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
247 for size. Allocate a buffer for merged EXIDX entries.
248 (Arm_exidx_merged_section::build_contents): New method.
249 (Arm_exidx_merged_section::do_write): Move merge section contents
250 building code to Arm_exidx_merged_section::build_contetns. Write
251 out contetns in buffer instead of building it on the fly.
252 (Arm_relobj::make_exidx_input_section): Also pass text section size
253 to Arm_exidx_input_section constructor.
254 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
255 (Arm_dynobj::do_read_symbols): Fix memory leak.
256 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
257 * target.h: (class Task): Add forward declaration.
258 (Target::relax): Add new parameter TASK and pass it to
260 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
262 2010-11-05 Cary Coutant <ccoutant@google.com>
265 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
266 object when reading from the file.
267 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
269 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
270 when reading section contents.
271 (get_section_contents): Likewise.
272 (icf::find_identical_sections): Likewise.
273 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
274 object when reading from the file.
275 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
276 the object when doing deferred section layout.
278 2010-11-03 Nick Clifton <nickc@redhat.com>
281 * script.h (class Symbol_assignment: name): New member. Returns
282 the name of the symbol.
283 * scrfipt.cc (Script_options::is_pending_assignment): New member.
284 Returns true if the given symbol name is on the list of
285 assignments wating to be processed.
286 * archive.cc (should_incldue_member): If the symbol is undefined,
287 check to see if it is on the list of symbols pending assignment.
289 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
291 * script-sections.cc (Script_sections::find_memory_region): Check
292 for a NULL output section pointer.
294 2010-10-29 Doug Kwan <dougkwan@google.com>
296 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
297 Output_section::add_relaxed_input_section.
298 * output.cc (Output_section::add_relaxed_input_section): Add new
299 arguments LAYOUT and NAME. Set section order index.
300 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
301 Copy section order index.
302 * output.h (Output_section::add_relaxed_input_section): Add new
303 arguments LAYOUT and NAME.
305 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
307 * testsuite/Makefile.am: Move gcctestdir/ld rule to
308 NATIVE_OR_CROSS_LINKER.
309 * testsuite/Makefile.in: Regenerate.
311 2010-10-20 Doug Kwan <dougkwan@google.com>
313 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
314 without SHF_LINK_ORDER flags.
315 * layout.cc (Layout::choose_output_section): Do not filter
316 SHF_LINK_ORDER flag in a relocatable link.
318 2010-10-17 Cary Coutant <ccoutant@google.com>
320 * output.h (Output_segment::set_section_addresses): Change function
321 signature. Update all callers.
322 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
324 (Output_segment::set_section_addresses): Align after last TLS
325 section. Add padding before last relro section instead of after.
327 2010-10-17 Doug Kwan <dougkwan@google.com>
329 * gold/arm.cc (Target_arm::got_section): Use correct order and set
330 GOT output section to be writable.
332 2010-10-14 Cary Coutant <ccoutant@google.com>
334 * debug.h (DEBUG_INCREMENTAL): New flag.
335 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
336 * gold.cc (queue_initial_tasks): Check parameters for incremental link
338 * incremental.cc (report_command_line): Ignore all forms of
340 * layout.cc (Layout::Layout): Check parameters for incremental link
342 * options.cc (General_options::parse_incremental): New function.
343 (General_options::parse_no_incremental): New function.
344 (General_options::parse_incremental_full): New function.
345 (General_options::parse_incremental_update): New function.
346 (General_options::incremental_mode_): New data member.
347 (General_options::finalize): Check incremental_mode_.
348 * options.h (General_options): Update help text for --incremental.
349 Add --no-incremental, --incremental-full, --incremental-update.
350 (General_options::Incremental_mode): New enum type.
351 (General_options::incremental_mode): New function.
352 (General_options::incremental_mode_): New data member.
353 * parameters.cc (Parameters::incremental_mode_): New data member.
354 (Parameters::set_options): Set incremental_mode_.
355 (Parameters::set_incremental_full): New function.
356 (Parameters::incremental): New function.
357 (Parameters::incremental_update): New function.
358 (set_parameters_incremental_full): New function.
359 * parameters.h (Parameters::set_incremental_full): New function.
360 (Parameters::incremental): New function.
361 (Parameters::incremental_update): New function.
362 (Parameters::incremental_mode_): New data member.
363 (set_parameters_incremental_full): New function.
364 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
365 incremental link mode.
366 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
367 (Sized_relobj::do_relocate_sections): Likewise.
368 * testsuite/Makefile.am (incremental_test): Use --incremental-full
370 * testsuite/Makefile.in: Regenerate.
371 * testsuite/incremental_test.sh: Filter all forms of --incremental.
373 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
375 * script-sections.h (class Script_sections): Make
376 Sections_elements typedef public.
377 * script-sections.cc (class Sort_output_sections): Add elements_
378 field. Add constructor which sets it; change all callers.
379 (Sort_output_sections::is_before): New function.
380 (Sort_output_sections::operator()): Call is_before.
381 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
383 * testsuite/script_test_10.sh: New test. Test script section
385 * testsuite/script_test_10.t: Likewise.
386 * testsuite/script_test_10.s: Likewise.
387 * testsuite/Makefile.am: Wrap the cross linker tests and the
388 common tests into NATIVE_OR_CROSS_LINKER.
389 (check_SCRIPTS): Add script_test_10.sh.
390 (check_DATA): Add script_test_10.stdout.
391 (script_test_10.o, script_test_10): New targets.
392 (script_test_10.stdout): New target.
393 * configure, testsuite/Makefile.in: Regenerate.
395 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
397 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
398 error for the deprecated relocations.
399 (Target_arm::Scan::global): Likewise.
400 (Target_arm::Relocate::relocate): Likewise.
402 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
404 * fileread.cc (Input_file::find_file): Initialize *found_name
405 and *namep when using the fallback search for case 4.
407 2010-10-11 Cary Coutant <ccoutant@google.com>
409 * options.h (class General_options): Redefine -z lazy as an alias for
410 the negation of -z now.
412 2010-10-11 Ian Lance Taylor <iant@google.com>
414 * resolve.cc (symbol_to_bits): Report the value of the unsupported
417 2010-10-06 Nick Clifton <nickc@redhat.com>
419 * script-sections.cc(class Memory_region): Remove
420 current_lma_offset_ field. Rename current_vma_offset_ to
421 current_offset_. Add last_section_ field.
422 (Memory_region::get_current_vma_address): Rename to
424 (Memory_region::get_current_lma_address): Delete.
425 (Memory_region::increment_vma_offset): Rename to
427 (Memory_region::increment_lma_offset): Delete.
428 (Memory_region::attributes_compatible): New method. Returns
429 true if the provided section is compatible with the region.
430 (Memory_region::get_last_section): New method. Returns the last
431 section to use the region.
432 (Memory_region::set_last_section): New method. Stores the last
433 section to use the region.
434 (Script_sections::block_in_region): New method. Returns true if
435 a block of memory is contained within a region.
436 (Script_sections::find_memory_region): New method. Locates a
437 memory region to be used to set a VMA or LMA address.
438 (Output_section_definition::set_section_addresses): Add code to
439 check for addresses set by memory regions.
440 (Output_segment::set_section_addresses): Remove memory region
442 (Script_sections::create_segment): Add a warning if a header
443 segment is created outside of any region.
444 * script-sections.h (class Script_sections): Add prototypes for
445 find_memory_region and block_in_region methods.
446 * testsuite/memory_test.s: Use .long instead of .word.
447 * testsuite/memory_test.t: Add some more output sections.
448 * testsuite/memory_test.sh: Update expected output.
450 2010-10-02 Doug Kwan <dougkwan@google.com>
452 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
453 defintion to symtab.h
454 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
455 declaration to defintion.
457 2010-10-01 Nick Clifton <nickc@redhat.com>
459 * expression.cc (eval): Replace dummy argument with NULL.
460 (eval_maybe_dot): Check for a NULL result section pointer.
461 (Symbol_expression::value): Likewise.
462 (Dot_expression::value): Likewise.
463 (BINARY_EXPRESSION): Likewise.
464 (Max_expression::value): Likewise.
465 (Min_expression::value): Likewise.
466 (Absolute_expression::value): Likewise.
467 (Addr_expression::value_from_output_section): Likewise.
468 (Loaddddr_expression::value_from_output_section): Likewise.
469 (Segment_start_expression::value): Likewise.
471 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
473 (Sections_elememt_dot_assignment::set_section_addresses):
475 (Output_data_expression::do_write_to_buffer): Likewise.
476 (Output_section_definition::finalize_symbols): Likewise.
477 (Output_section_definition::set_section_addresses): Likewise.
479 2010-09-30 Doug Kwan <dougkwan@google.com>
481 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
483 2010-09-28 Sriraman Tallam <tmsriram@google.com>
485 * target.h (Target::can_icf_inline_merge_sections): New virtual
487 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
489 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
491 * icf.cc (get_section_contents): Inline merge sections only when
494 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
496 * configure: Regenerate.
498 2010-09-17 Ian Lance Taylor <iant@google.com>
500 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
501 * testsuite/Makefile.am (memory_test.o): New target.
502 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
504 * testsuite/Makefile.in: Rebuild.
506 2010-09-17 Doug Kwan <dougkwan@google.com>
508 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
509 defintion if relocation uses GOT entries of the symbol.
510 * testsuite/icf_safe_test.sh: Fix test.
511 * testsuite/icf_safe_so_test.sh: Fix test.
513 2010-09-16 Cary Coutant <ccoutant@google.com>
515 * script_sections.cc (class Memory_region): Remove "NULL" from
516 vector initializations.
518 2010-09-15 Cary Coutant <ccoutant@google.com>
520 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
521 Resolve forwarding symbols.
523 2010-09-15 Doug Kwan <dougkwan@google.com>
525 * gold/testsuite/script_test_3.t: Add ARM special sections.
526 * gold/testsuite/script_test_4.t: Same.
527 * gold/testsuite/script_test_5.t: Same.
528 * gold/testsuite/script_test_6.t: Same.
529 * gold/testsuite/script_test_7.t: Same.
530 * gold/testsuite/script_test_7.t: Same.
531 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
533 2010-09-14 Cary Coutant <ccoutant@google.com>
535 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
536 (Target_x86_64::Relocate::relocate_tls): Replace check for
537 saw_tls_block_reloc_ with test for executable section.
539 2010-09-12 Cary Coutant <ccoutant@google.com>
541 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
542 position-independent executables to shared libraries need dynamic
544 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
545 position-independent executables.
546 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
547 * testsuite/Makefile.in: Regenerate.
549 2010-09-10 Nick Clifton <nickc@redhat.com>
552 * testsuite/memory_test.t: Discard any sections that are not
555 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
558 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
559 "This::" to work around a bug in gcc 4.2.
561 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
563 2010-09-09 Rafael Espindola <espindola@google.com>
565 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
566 sections with different PF_X flags in the same segment.
567 (Layout::find_first_load_seg): Search all segments to find the first
569 * options.h (rosegment): New.
571 2010-09-08 Rafael Espindola <espindola@google.com>
573 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
575 2010-09-08 Doug Kwan <dougkwan@google.com>
577 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
578 (Arm_relobj::do_relocate_sections): Add new parameter for output
579 file to match the parent.
580 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
581 of local symbols instead of input values. Update code to track
582 changes in gold::relocate_section.
583 * object.cc (Sized_relobj::compute_final_local_value): New methods.
584 (Sized_relobj::compute_final_local_value_internal): New methods.
585 (Sized_relobj::do_finalize_local_symbols): Move code from loop
586 body into private version of Sized_relobj::compute_final_local_value.
587 Call the inline method.
588 * object.h (Symbol_value::Symbol_value): Define destructor. Free
589 merged symbol value if there is one.
590 (Symbol_value::has_output_value): New method defintiion.
591 (Sized_relobj::Compute_final_local_value_status): New enum type.
592 (Sized_relobj::compute_final_local_value): New methods.
593 (Sized_relobj::compute_final_local_value_internal): New methods.
594 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
595 and arm_cortex_a8.sh.
596 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
597 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
599 * Makefile.in: Regenerate.
600 * testsuite/arm_bl_out_of_range.s: Update test.
601 * testsuite/thumb_bl_out_of_range.s: Ditto.
602 * testsuite/thumb_blx_out_of_range.s: Ditto.
603 * testsuite/arm_branch_out_of_range.sh: New file.
604 * testsuite/arm_cortex_a8.sh: Ditto.
605 * testsuite/arm_cortex_a8_b.s: Ditto.
606 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
607 * testsuite/arm_cortex_a8_b_local.s: Ditto.
608 * testsuite/arm_cortex_a8_bl.s: Ditto.
609 * testsuite/arm_cortex_a8_blx.s: Ditto.
610 * testsuite/arm_cortex_a8_local.s: Ditto.
611 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
612 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
614 2010-09-08 Rafael Espindola <espindola@google.com>
616 * Makefile.am (memory_test.stdout): Run readelf with -W.
617 * Makefile.in: Regenerate.
618 * testsuite/memory_test.sh: Make the regexps accept both 32 and
621 2010-09-08 Rafael Espindola <espindola@google.com>
623 * script-sections.cc (Script_sections::add_memory_region): Convert
624 field precision to int.
625 * script.cc (script_set_section_region, script_set_section_region):
626 Convert field precision to int.
628 2010-09-08 Rafael Espindola <espindola@google.com>
630 * arm.cc (do_finalize_sections): Create the __exidx_start and
631 __exdix_end symbols even when the section is missing.
633 2010-09-08 Nick Clifton <nickc@redhat.com>
635 * README: Remove claim that MEMORY is not supported.
636 * expression.cc (script_exp_function_origin)
637 (script_exp_function_length): Move from here to ...
638 * script.cc: ... here.
639 (script_set_section_region, script_add_memory)
640 (script_parse_memory_attr, script_include_directive): New
643 (class Memory_region): New class.
644 (class Output_section_definition): Add set_memory_region,
645 set_section_vma, set_section_lma and get_section_name methods.
646 (class Script_Sections): Add add_memory_region,
647 find_memory_region, find_memory_region_origin,
648 find_memory_region_length and set_memory_region methods.
649 Have set_section_addresses method walk the list of set memory
651 Extend the print methos to display memory regions.
652 * script-sections.h: Add prototypes for new methods.
653 Add enum for MEMORY region attributes.
654 * yyscript.y: Add support for parsing MEMORY regions.
655 * script-c.h: Add prototypes for new functions.
656 * testsuite/Makefile.am: Add test of MEMORY region functionality.
657 * testsuite/Makefile.in: Regenerate.
658 * testsuite/memory_test.sh: New script.
659 * testsuite/memory_test.s: New assembler source file.
660 * testsuite/memory_test.t: New linker script.
662 2010-08-27 Doug Kwan <dougkwan@google.com>
664 * gold/resolve.cc (Symbol_table::should_override): Let a weak
665 reference override an existing dynamic weak reference.
666 * testsuite/Makefile.am: Add new test dyn_weak_ref.
667 * testsuite/Makefile.in: Regenerate.
668 * testsuite/dyn_weak_ref.sh: New file.
669 * testsuite/dyn_weak_ref_1.c: Ditto.
670 * testsuite/dyn_weak_ref_2.c: Ditto.
672 2010-08-27 Ian Lance Taylor <iant@google.com>
674 * incremental.h (class Incremental_input_entry): Add virtual
677 2010-08-27 Ian Lance Taylor <iant@google.com>
679 * testsuite/start_lib_test_3.c: Mark t3 as used.
681 2010-08-27 Nick Clifton <nickc@redhat.com>
683 * options.cc (version_script): Fix small typo in previous
686 2010-08-25 Nick Clifton <nickc@redhat.com>
688 * archive.cc: Formatting fixes: Remove whitespace between
689 typename and following asterisk. Remove whitespace between
690 function name and opening parenthesis.
691 * archive.h: Likewise.
693 * attributes.cc: Likewise.
694 * attributes.h: Likewise.
695 * common.cc: Likewise.
696 * copy-relocs.cc: Likewise.
697 * dirsearch.h: Likewise.
698 * dynobj.cc: Likewise.
699 * ehframe.cc: Likewise.
700 * ehframe.h: Likewise.
701 * expression.cc: Likewise.
702 * fileread.cc: Likewise.
703 * fileread.h: Likewise.
705 * gold-threads.cc: Likewise.
709 * incremental-dump.cc: Likewise.
710 * incremental.cc: Likewise.
711 * layout.cc: Likewise.
712 * layout.h: Likewise.
714 * merge.cc: Likewise.
716 * object.cc: Likewise.
717 * object.h: Likewise.
718 * options.cc: Likewise.
719 * options.h: Likewise.
720 * output.cc: Likewise.
721 * output.h: Likewise.
722 * plugin.cc: Likewise.
723 * plugin.h: Likewise.
724 * powerpc.cc: Likewise.
725 * reloc.cc: Likewise.
726 * script-c.h: Likewise.
727 * script-sections.cc: Likewise.
728 * script.cc: Likewise.
729 * stringpool.cc: Likewise.
730 * symtab.cc: Likewise.
731 * symtab.h: Likewise.
732 * target.cc: Likewise.
733 * timer.cc: Likewise.
735 * version.cc: Likewise.
736 * x86_64.cc: Likewise.
738 2010-08-24 Nick Clifton <nickc@redhat.com>
741 * layout.cc (segment_precedes): Sort segments by their physical
742 addresses, if they have been set.
744 2010-08-23 Cary Coutant <ccoutant@google.com>
746 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
748 (Lib_group::include_member): Unlock object after deleting its
750 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
753 2010-08-19 Neil Vachharajani <nvachhar@google.com>
754 Cary Coutant <ccoutant@google.com>
756 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
757 constructor, and set_blocker.
758 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
760 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
761 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
762 * testsuite/Makefile.am (start_lib_test): New test case.
763 * testsuite/Makefile.in: Regenerate.
764 * testsuite/start_lib_test_main.c: New file.
765 * testsuite/start_lib_test_1.c: New file.
766 * testsuite/start_lib_test_2.c: New file.
767 * testsuite/start_lib_test_3.c: New file.
769 2010-08-19 Ian Lance Taylor <iant@google.com>
771 * Makefile.in: Rebuild with automake 1.11.1.
772 * aclocal.m4: Likewise.
773 * testsuite/Makefile.in: Likewise.
775 2010-08-19 Ian Lance Taylor <iant@google.com>
778 * i386.cc (class Output_data_plt_i386): Update declarations.
779 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
780 local_ifuncs_ fields.
781 (Target_i386::do_plt_section_for_global): New function.
782 (Target_i386::do_plt_section_for_local): New function.
783 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
784 parameter; change all callers. Initialize global_ifuncs_ and
785 local_ifuncs_. If doing a static link define __rel_iplt_start and
787 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
788 (Output_data_plt_i386::add_local_ifunc_entry): New function.
789 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
791 (Target_i386::make_plt_section): New function, broken out of
792 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
793 (Target_i386::make_plt_entry): Call make_plt_section.
794 (Target_i386::make_local_ifunc_plt_entry): New function.
795 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
796 (Target_i386::Scan::local): Handle IFUNC symbols. Add
797 R_386_IRELATIVE to switch.
798 (Target_i386::Scan::global): Likewise.
799 (Target_i386::Relocate::relocate): Likewise.
800 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
802 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
803 (Target_x86_64::do_plt_section_for_global): New function.
804 (Target_x86_64::do_plt_section_for_local): New function.
805 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
806 parameter; change all callers. If doing a static link define
807 __rela_iplt_start and __rela_iplt_end.
808 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
809 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
810 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
812 (Target_x86_64::make_local_ifunc_plt_entry): New function.
813 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
815 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
816 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
817 R_X86_64_IRELATIVE to switch.
818 (Target_x86_64::Scan::global): Likewise.
819 (Target_x86_64::Relocate::relocate): Likewise.
820 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
822 * target.h (class Target): Add plt_section_for_global and
823 plt_section_for_local functions. Add do_plt_section_for_global
824 and do_plt_section_for_local virtual functions.
825 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
827 (Symbol::use_plt_offset): Handle IFUNC symbol.
828 * object.cc (Sized_relobj::Sized_relobj): Initialize
830 (Sized_relobj::local_has_plt_offset): New function.
831 (Sized_relobj::local_plt_offset): New function.
832 (Sized_relobj::set_local_plt_offset): New function.
833 (Sized_relobj::do_count): Handle IFUNC symbol.
834 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
835 a bit away from input_shndx_ field. Add set_is_func_symbol and
836 is_ifunc_symbol functions.
837 (class Sized_relobj): Update declarations. Remove Tls_got_entry
838 and Local_tls_got_offsets. Define Local_plt_offsets. Add
839 local_plt_offsets_ field.
840 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
841 * output.h (class Output_section_data): Add non-const
842 output_section function.
843 (class Output_data_got): Update declarations.
844 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
845 Add use_plt_offset parameter to global and local constructors.
846 Change all callers. Change local_sym_index_ field to 31 bits.
847 Change GSYM_CODE and CONSTANT_CODE accordingly.
848 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
849 doing a static link don't set sh_link field.
850 (Output_data_got::Got_entry::write): Use PLT offset if
852 (Output_data_got::add_global_plt): New function.
853 (Output_data_got::add_local_plt): New function.
854 * target-reloc.h (relocate_section): Handle IFUNC symbol.
855 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
856 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
857 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
858 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
860 * testsuite/ifunc-sel.h: New file.
861 * testsuite/ifuncmain1.c: New file.
862 * testsuite/ifuncmain1vis.c: New file.
863 * testsuite/ifuncmod1.c: New file.
864 * testsuite/ifuncdep2.c: New file.
865 * testsuite/ifuncmain2.c: New file.
866 * testsuite/ifuncmain3.c: New file.
867 * testsuite/ifuncmod3.c: New file.
868 * testsuite/ifuncmain4.c: New file.
869 * testsuite/ifuncmain5.c: New file.
870 * testsuite/ifuncmod5.c: New file.
871 * testsuite/ifuncmain6pie.c: New file.
872 * testsuite/ifuncmod6.c: New file.
873 * testsuite/ifuncmain7.c: New file.
874 * configure, testsuite/Makefile.in: Rebuild.
876 2010-08-18 Ian Lance Taylor <iant@google.com>
879 (Output_section_incremental_inputs::write_input_files): Add cast
880 to avoid signed/unsigned comparison warning.
881 (Output_section_incremental_inputs::write_info_blocks): Likewise.
883 2010-08-12 Cary Coutant <ccoutant@google.com>
885 * common.cc (Sort_commons::operator()): Remove unnecessary code.
887 2010-08-13 Ian Lance Taylor <iant@google.com>
889 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
891 2010-08-12 Cary Coutant <ccoutant@google.com>
892 Doug Kwan <dougkwan@google.com>
894 * resolve.cc (Symbol_table::should_override): When a weak dynamic
895 defintion overrides non-weak undef, remember that the original undef
897 * symtab.cc (Symbol_table::sized_write_global): For undef without
898 an original weak binding, set binding to global in output.
899 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
900 * testsuite/Makefile.in: Regenerate.
901 * testsuite/strong_ref_weak_def.sh: New file.
902 * testsuite/strong_ref_weak_def_1.c: Ditto.
903 * testsuite/strong_ref_weak_def_2.c: Ditto.
905 2010-08-12 Cary Coutant <ccoutant@google.com>
907 * testsuite/incremental_test.sh: Rewrite.
908 * testsuite/incremental_test_1.c: Rewrite.
909 * testsuite/incremental_test_2.c: Rewrite.
911 2010-08-12 Cary Coutant <ccoutant@google.com>
913 * arm.cc (Target_arm::got_size): Add const.
914 (Target_arm::got_entry_count): New function.
915 (Target_arm::plt_entry_count): New function.
916 (Target_arm::first_plt_entry_offset): New function.
917 (Target_arm::plt_entry_size): New function.
918 (Output_data_plt_arm::entry_count): New function.
919 (Output_data_plt_arm::first_plt_entry_offset): New function.
920 (Output_data_plt_arm::get_plt_entry_size): New function.
921 * i386.cc (Target_i386::got_size): Add const.
922 (Target_i386::got_entry_count): New function.
923 (Target_i386::plt_entry_count): New function.
924 (Target_i386::first_plt_entry_offset): New function.
925 (Target_i386::plt_entry_size): New function.
926 (Output_data_plt_i386::entry_count): New function.
927 (Output_data_plt_i386::first_plt_entry_offset): New function.
928 (Output_data_plt_i386::get_plt_entry_size): New function.
929 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
930 find_incremental_inputs_sections. Dump incremental_got_plt section.
931 * incremental.cc: Include target.h.
932 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
933 parameter. Adjust all callers. Find incremental_got_plt section.
934 (Incremental_inputs::create_data_sections): Create incremental_got_plt
936 (Output_section_incremental_inputs::set_final_data_size): Calculate
937 size of incremental_got_plt section.
938 (Output_section_incremental_inputs::do_write): Write the
939 incremental_got_plt section.
940 (Got_plt_view_info): New struct.
941 (Local_got_offset_visitor): New class.
942 (Global_got_offset_visitor): New class.
943 (Global_symbol_visitor_got_plt): New class.
944 (Output_section_incremental_inputs::write_got_plt): New function.
945 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
946 Add parameter. Adjust all callers.
947 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
948 (Incremental_inputs::got_plt_section): New function.
949 (Incremental_inputs::got_plt_section_): New data member.
950 (Incremental_got_plt_reader): New class.
951 * layout.cc (Layout::create_incremental_info_sections): Add the
952 incremental_got_plt section.
953 * object.h (Got_offset_list::get_list): New function.
954 (Got offset_list::for_all_got_offsets): New function.
955 (Sized_relobj::local_got_offset_list): New function.
956 * powerpc.cc (Target_powerpc::got_size): Add const.
957 (Target_powerpc::got_entry_count): New function.
958 (Target_powerpc::plt_entry_count): New function.
959 (Target_powerpc::first_plt_entry_offset): New function.
960 (Target_powerpc::plt_entry_size): New function.
961 (Output_data_plt_powerpc::entry_count): New function.
962 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
963 (Output_data_plt_powerpc::get_plt_entry_size): New function.
964 * sparc.cc (Target_sparc::got_size): Add const.
965 (Target_sparc::got_entry_count): New function.
966 (Target_sparc::plt_entry_count): New function.
967 (Target_sparc::first_plt_entry_offset): New function.
968 (Target_sparc::plt_entry_size): New function.
969 (Output_data_plt_sparc::entry_count): New function.
970 (Output_data_plt_sparc::first_plt_entry_offset): New function.
971 (Output_data_plt_sparc::get_plt_entry_size): New function.
972 * symtab.h (Symbol::got_offset_list): New function.
973 (Symbol_table::for_all_symbols): New function.
974 * target.h (Sized_target::got_entry_count): New function.
975 (Sized_target::plt_entry_count): New function.
976 (Sized_target::plt_entry_size): New function.
977 * x86_64.cc (Target_x86_64::got_size): Add const.
978 (Target_x86_64::got_entry_count): New function.
979 (Target_x86_64::plt_entry_count): New function.
980 (Target_x86_64::first_plt_entry_offset): New function.
981 (Target_x86_64::plt_entry_size): New function.
982 (Output_data_plt_x86_64::entry_count): New function.
983 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
984 (Output_data_plt_x86_64::get_plt_entry_size): New function.
986 2010-08-12 Cary Coutant <ccoutant@google.com>
988 * archive.cc: Include incremental.h.
989 (Archive::Archive): Initialize incremental_info_.
990 (Archive::include_member): Record archive members in incremental info.
991 (Add_archive_symbols::run): Record begin and end of an archive in
993 (Lib_group::include_member): Record objects in incremental info.
994 * archive.h (Incremental_archive_entry): Forward declaration.
995 (Archive::set_incremental_info): New member function.
996 (Archive::incremental_info): New member function.
997 (Archive::Unused_symbol_iterator): New class.
998 (Archive::unused_symbols_begin): New member function.
999 (Archive::unused_symbols_end): New member function.
1000 (Archive::incremental_info_): New data member.
1001 * incremental-dump.cc (find_input_containing_global): New function.
1002 (dump_incremental_inputs): Dump new incremental info sections.
1003 * incremental.cc: Include symtab.h.
1004 (Output_section_incremental_inputs): New class.
1005 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1006 new incremental info sections.
1007 (Sized_incremental_binary::do_check_inputs): Likewise.
1008 (Incremental_inputs::report_archive): Remove.
1009 (Incremental_inputs::report_archive_begin): New function.
1010 (Incremental_inputs::report_archive_end): New function.
1011 (Incremental_inputs::report_object): New function.
1012 (Incremental_inputs::finalize_inputs): Remove.
1013 (Incremental_inputs::report_input_section): New function.
1014 (Incremental_inputs::report_script): Rewrite.
1015 (Incremental_inputs::finalize): Do nothing but finalize string table.
1016 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1017 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1018 (Incremental_inputs::create_data_sections): New function.
1019 (Incremental_inputs::relocs_entsize): New function.
1020 (Output_section_incremental_inputs::set_final_data_size): New function.
1021 (Output_section_incremental_inputs::do_write): New function.
1022 (Output_section_incremental_inputs::write_header): New function.
1023 (Output_section_incremental_inputs::write_input_files): New function.
1024 (Output_section_incremental_inputs::write_info_blocks): New function.
1025 (Output_section_incremental_inputs::write_symtab): New function.
1026 * incremental.h (Incremental_script_entry): Forward declaration.
1027 (Incremental_object_entry): Forward declaration.
1028 (Incremental_archive_entry): Forward declaration.
1029 (Incremental_inputs): Forward declaration.
1030 (Incremental_inputs_header_data): Remove.
1031 (Incremental_inputs_header): Remove.
1032 (Incremental_inputs_header_write): Remove.
1033 (Incremental_inputs_entry_data): Remove.
1034 (Incremental_inputs_entry): Remove.
1035 (Incremental_inputs_entry_write): Remove.
1036 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1037 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1038 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1039 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1041 (Incremental_input_entry): New class.
1042 (Incremental_script_entry): New class.
1043 (Incremental_object_entry): New class.
1044 (Incremental_archive_entry): New class.
1045 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1046 (Incremental_inputs::report_inputs): Remove.
1047 (Incremental_inputs::report_archive): Remove.
1048 (Incremental_inputs::report_archive_begin): New function.
1049 (Incremental_inputs::report_archive_end): New function.
1050 (Incremental_inputs::report_object): Change prototype.
1051 (Incremental_inputs::report_input_section): New function.
1052 (Incremental_inputs::report_script): Change prototype.
1053 (Incremental_inputs::get_reloc_count): New function.
1054 (Incremental_inputs::set_reloc_count): New function.
1055 (Incremental_inputs::create_data_sections): New function.
1056 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1057 (Incremental_inputs::inputs_section): New function.
1058 (Incremental_inputs::symtab_section): New function.
1059 (Incremental_inputs::relocs_section): New function.
1060 (Incremental_inputs::get_stringpool): Add const.
1061 (Incremental_inputs::command_line): Add const.
1062 (Incremental_inputs::inputs): Remove.
1063 (Incremental_inputs::command_line_key): New function.
1064 (Incremental_inputs::input_file_count): New function.
1065 (Incremental_inputs::input_files): New function.
1066 (Incremental_inputs::relocs_entsize): New function.
1067 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1068 (Incremental_inputs::finalize_inputs): Remove.
1069 (Incremental_inputs::Input_info): Remove.
1070 (Incremental_inputs::lock_): Remove.
1071 (Incremental_inputs::inputs_): Change type.
1072 (Incremental_inputs::inputs_map_): Remove.
1073 (Incremental_inputs::current_object_entry_): New data member.
1074 (Incremental_inputs::inputs_section_): New data member.
1075 (Incremental_inputs::symtab_section_): New data member.
1076 (Incremental_inputs::relocs_section_): New data member.
1077 (Incremental_inputs::reloc_count_): New data member.
1078 (Incremental_inputs_reader): New class.
1079 (Incremental_symtab_reader): New class.
1080 (Incremental_relocs_reader): New class.
1081 * layout.cc (Layout::finalize): Move finalization of incremental info
1082 and creation of incremental info sections to follow finalization of
1083 symbol table. Set offsets for postprocessing sections.
1084 (Layout::create_incremental_info_sections): Call
1085 Incremental_inputs::create_data_sections. Add incremental symtab
1086 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1087 sections to layout after input sections.
1088 * layout.h (struct Timespec): Forward declaration.
1089 (Layout::incremental_inputs): Add const.
1090 (Layout::create_incremental_info_sections): Add parameter.
1091 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1092 * object.cc: Include incremental.h.
1093 (Relobj::finalize_incremental_relocs): New function.
1094 (Sized_relobj::do_layout): Record input sections in incremental info.
1095 * object.h (Object::output_section): New function.
1096 (Object::output_section_offset): Moved from Relobj.
1097 (Object::get_incremental_reloc_base): New function.
1098 (Object::get_incremental_reloc_count): New function.
1099 (Object::do_output_section): New function.
1100 (Object::do_output_section_offset): Moved from Relobj.
1101 (Object::do_get_incremental_reloc_base): New function.
1102 (Object::do_get_incremental_reloc_count): New function.
1103 (Object::Object): Initialize new data members.
1104 (Relobj::output_section): Renamed do_output_section and moved to
1106 (Relobj::output_section_offset): Moved to Object.
1107 (Relobj::do_get_incremental_reloc_base): New function.
1108 (Relobj::do_get_incremental_reloc_count): New function.
1109 (Relobj::allocate_incremental_reloc_counts): New function.
1110 (Relobj::count_incremental_reloc): New function.
1111 (Relobj::finalize_incremental_relocs): New function.
1112 (Relobj::next_incremental_reloc_index): New function.
1113 (Relobj::reloc_counts_): New data member.
1114 (Relobj::reloc_bases_): New data member.
1115 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1116 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1117 (Sized_relobj::incremental_relocs_scan): New function.
1118 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1119 (Sized_relobj::incremental_relocs_write): New function.
1120 (Sized_relobj::incremental_relocs_write_reltype): New function.
1121 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1123 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1124 archives and object files elsewhere.
1125 (Add_symbols::run): Report object files here.
1126 (Finish_group::run): Report end of archive at end of group.
1127 * reloc.cc: Include layout.h, incremental.h.
1128 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1129 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1130 (Sized_relobj::incremental_relocs_scan): New function.
1131 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1132 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1133 (Sized_relobj::incremental_relocs_write): New function.
1134 (Sized_relobj::incremental_relocs_write_reltype): New function.
1135 * script.cc (read_input_script): Rewrite test for incremental link.
1136 Change call to Incremental_inputs::report_script.
1137 * symtab.h (Symbol_table::first_global_index): New function.
1138 (Symbol_table::output_count): New function.
1140 2010-08-12 Doug Kwan <dougkwan@google.com>
1142 * arm.cc (Target_arm::merge_object_attributes): Check command line
1143 options --no-wchar-size-warning and --no-enum-size-warning.
1144 * options.h (General_options): Add ld-compatible options
1145 --no-enum-size-warning and --no-wchar-size-warning.
1147 2010-08-04 Ian Lance Taylor <iant@google.com>
1149 * x86_64.cc (Target_x86_64::Scan::local): Use
1150 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1151 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1152 (Target_x86_64::Scan::global): Likewise.
1153 (Target_x86_64::Relocate::relocate): Likewise.
1154 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1157 2010-08-03 Cary Coutant <ccoutant@google.com>
1159 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1160 to reserve space in merged_strings vector. Keep total input size
1162 (Output_merge_string::do_print_merge_stats): Print total input size.
1163 * merge.h (Output_merge_string): Add input_size_ field.
1164 * stringpool.cc (Stringpool_template::string_length): Move
1165 implementations out of Stringpool_template class and place in
1167 * stringpool.h (string_length): Move out of Stringpool_template.
1169 2010-08-03 Ian Lance Taylor <iant@google.com>
1172 * layout.cc (relaxation_loop_body): If address of load segment is
1173 set, adjust address to include headers if possible.
1175 2010-08-03 Ian Lance Taylor <iant@google.com>
1177 * version.cc (version_string): Bump to 1.10.
1179 2010-08-03 Ian Lance Taylor <iant@google.com>
1182 * layout.h (enum Output_section_order): Define.
1183 (class Layout): Update declarations.
1184 * layout.cc (Layout::get_output_section): Add order parameter.
1185 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1186 is_first_non_relro parameters. Change all callers.
1187 (Layout::choose_output_section): Likewise.
1188 (Layout::add_output_section_data): Likewise.
1189 (Layout::make_output_section): Likewise. Set order.
1190 (Layout::default_section_order): New function.
1191 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1192 * output.cc (Output_section::Output_section): Initialize order_.
1193 Don't initialize deleted fields.
1194 (Output_segment::Output_segment): Don't initialize deleted
1196 (Output_segment::add_output_section_to_load): New function
1197 replacing add_output_section. Change all callers to call this or
1198 add_output_section_to_nonload.
1199 (Output_segment::add_output_section_to_nonload): New function.
1200 (Output_segment::remove_output_section): Rewrite.
1201 (Output_segment::add_initial_output_data): Likewise.
1202 (Output_segment::has_any_data_sections): Likewise.
1203 (Output_segment::is_first_section_relro): Likewise.
1204 (Output_segment::maximum_alignment): Likewise.
1205 (Output_segment::has_dynamic_reloc): New function replacing
1206 dynamic_reloc_count. Change all callers.
1207 (Output_segment::has_dynamic_reloc_list): New function replacing
1208 dynamic_reloc_count_list. Change all callers.
1209 (Output_segment::set_section_addresses): Rewrite.
1210 (Output_segment::set_offset): Rewrite.
1211 (Output_segment::find_first_and_last_list): Remove.
1212 (Output_segment::set_tls_offsets): Rewrite.
1213 (Output_segment::first_section_load_address): Likewise.
1214 (Output_segment::output_section_count): Likewise.
1215 (Output_segment::section_with_lowest_load_address): Likewise.
1216 (Output_segment::write_section_headers): Likewise.
1217 (Output_segment::print_sections_to_map): Likewise.
1218 * output.h (class Output_data): Remove dynamic_reloc_count_
1219 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1220 (Output_data::add_dynamic_reloc): Rewrite.
1221 (Output_data::has_dynamic_reloc): New function.
1222 (Output_data::dynamic_reloc_count): Remove.
1223 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1224 is_last_relro_, is_first_non_relro_, is_interp_,
1225 is_dynamic_linker_section_ fields. Add order and set_order
1226 functions. Remove is_relro_local, set_is_relro_local,
1227 is_last_relro, set_is_last_relro, is_first_non_relro,
1228 set_is_first_non_relro functions, is_interp, set_is_interp,
1229 is_dynamic_linker_section, and set_is_dynamic_linker_section
1231 (class Output_segment): Change Output_data_list from std::list to
1232 std:;vector. Add output_lists_ field. Remove output_data_ and
1233 output_bss_ fields. Update declarations.
1235 2010-08-02 Ian Lance Taylor <iant@google.com>
1237 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1238 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1239 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1241 2010-08-02 Ian Lance Taylor <iant@google.com>
1244 * script.cc (Script_options::Script_options): Initialize
1245 symbol_definitions_ and symbol_references_.
1246 (Script_options::add_symbol_assignment): Update
1247 symbol_definitions_ and symbol_references_.
1248 (Script_options::add_symbol_reference): New function.
1249 (script_symbol): New function.
1250 * script.h (class Script_options): Add symbol_definitions_ and
1251 symbol_references_ fields.
1252 (Script_options::referenced_const_iterator): New type.
1253 (Script_options::referenced_begin): New function.
1254 (Script_options::referenced_end): New function.
1255 (Script_options::is_referenced): New function.
1256 (Script_options::any_unreferenced): New function.
1257 * script-c.h (script_symbol): Declare.
1258 * yyscript.y (exp): Call script_symbol.
1259 * symtab.cc: Include "script.h".
1260 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1261 Change all callers. Check symbols referenced by scripts.
1262 (Symbol_table::add_undefined_symbols_from_command_line): Add
1263 layout parameter. Change all callers.
1264 (Symbol_table::do_add_undefined_symbols_from_command_line):
1265 Likewise. Break out loop body. Check symbols referenced by
1267 (Symbol_table::add_undefined_symbol_from_command_line): New
1268 function broken out of
1269 do_add_undefined_symbols_from_command_line.
1270 * symtab.h (class Symbol_table): Update declarations.
1271 * archive.cc: Include "layout.h".
1272 (Archive::should_include_member): Add layout parameter. Change
1273 all callers. Check for symbol mentioned in expression.
1274 * archive.h (class Archive): Update declaration.
1275 * object.cc (Sized_relobj::do_should_include_member): Add layout
1277 * object.h (Object::should_include_member): Add layout parameter.
1279 (Object::do_should_include_member): Add layout parameter.
1280 (class Sized_relobj): Update declaration.
1281 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1283 * dynobj.h (class Sized_dynobj): Update declaration.
1284 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1286 * plugin.h (class Sized_pluginobj): Update declaration.
1288 2010-08-02 Ian Lance Taylor <iant@google.com>
1291 * output.cc (Output_segment::set_offset): Search for the first and
1292 last sections rather than assuming that the list is in order.
1293 (Output_segment::find_first_and_last_list): New function.
1294 * output.h (class Output_segment): Update declarations.
1295 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1296 (relro_strip_test_SOURCES): New variable.
1297 (relro_strip_test_DEPENDENCIES): New variable.
1298 (relro_strip_test_LDFLAGS): New variable.
1299 (relro_strip_test_LDADD): New variable.
1300 (relro_strip_test.so): New target.
1302 2010-08-02 Ian Lance Taylor <iant@google.com>
1304 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1305 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1306 (Target_i386::got_tlsdesc_section): New function.
1307 (Target_i386::got_section): Create space for GOT entries for
1308 TLSDESC relocations.
1309 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1311 (Target_i386::Scan::global): Likewise.
1312 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1314 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1315 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1316 (Target_x86_64::got_tlsdesc_section): New function.
1317 (Target_x86_64::got_section): Create space for GOT entries for
1318 TLSDESC relocations.
1319 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1321 (Target_x86_64::Scan::global): Likewise.
1322 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1325 2010-08-02 Ian Lance Taylor <iant@google.com>
1327 * testsuite/final_layout.sh: Use dc to convert from hex to
1330 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1332 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1333 paramter to the call to gold::gc_process_relocs.
1334 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1335 paramter to the call to gold::gc_process_relocs.
1336 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1337 parameter to the call to gold::gc_process_relocs.
1338 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1339 template parameter to the call to gold::gc_process_relocs.
1340 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1341 paramter to the call to gold::gc_process_relocs.
1342 * gc.h (get_embedded_addend_size): New function.
1343 (gc_process_relocs): Save the size of the reloc for use by ICF.
1344 * icf.cc (get_section_contents): Get the addend from the text section
1345 for SHT_REL relocation sections.
1346 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1347 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1348 * int_encoding.h (read_from_pointer): New overloaded function.
1349 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1350 * testsuite/icf_sht_rel_addend_test.sh: New file.
1351 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1352 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1354 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1356 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1357 * Makefile.in: Regenerate.
1358 * testsuite/Makefile.in: Regenerate.
1360 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1362 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1363 * gold/testsuite/debug_msg.cc: Likewise.
1364 * gold/testsuite/odr_violation1.cc
1365 * gold/testsuite/odr_violation2.cc
1367 2010-07-21 Cary Coutant <ccoutant@google.com>
1369 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1370 string, and length fields.
1371 (Output_merge_string::Merged_strings_list): New type.
1372 (Output_merge_string::Merged_strings_lists): New typedef.
1373 (Output_merge_string): Replace merged_strings_ with
1374 merged_strings_lists_.
1375 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1376 Merged_strings_list per input object and section. Don't store pointer
1377 to the string. Don't store length with each merged string entry.
1378 (Output_merge_string::finalize_merged_data): Loop over list of merged
1379 strings lists. Recompute length of each merged string.
1381 2010-07-15 Cary Coutant <ccoutant@google.com>
1383 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1386 2010-07-14 Ian Lance Taylor <iant@google.com>
1388 * descriptors.cc (Descriptors::open): Report correct name in error
1391 2010-07-13 Doug Kwan <dougkwan@google.com>
1393 * arm.cc (Arm_input_section::Arm_input_section): For a
1394 SHT_ARM_EXIDX section, always keeps the input sections.
1395 (Arm_input_section::set_exidx_section_link): New method.
1396 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1397 has_errors_ to false.
1398 (Arm_exidx_input_section::has_errors,
1399 Arm_exidx_input_section::set_has_errors): New methods.
1400 (Arm_exidx_input_section::has_errors_): New data member.
1401 (Arm_relobj::get_exidx_shndx_list): New method.
1402 (Arm_output_section::append_text_sections_to_list): Do not skip
1403 section without SHF_EXECINSTR.
1404 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1406 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1407 section header. Make error messages more verbose. Check for
1408 a non-executable section linked to an EXIDX section.
1409 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1410 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1411 check that there is no deferred EXIDX section if we exit early.
1412 Instead of not making an EXIDX section in case of an error, make one
1413 and set the has_errors flag of it.
1414 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1415 in a relocatable link.
1416 (Target_arm::do_relax): Look for the EXIDX output section instead of
1417 assuming that it is called .ARM.exidx.
1418 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1419 section list. Do not check for SHF_EXECINSTR section flags but
1420 skip any input section with errors.
1421 * output.cc (Output_section::Output_section): Initialize
1422 always_keeps_input_sections_ to false.
1423 (Output_section::add_input_section): Check for
1424 always_keeps_input_sections_.
1425 * output.h (Output_section::always_keeps_input_sections,
1426 Output_section::set_always_keeps_input_sections): New methods.
1427 (Output_section::always_keeps_input_sections): New data member.
1429 2010-07-13 Rafael Espindola <espindola@google.com>
1431 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1432 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1434 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1435 Ian Lance Taylor <iant@google.com>
1437 * output.h (Output_section_lookup_maps::add_merge_section):
1438 Correct check of whether value was inserted.
1439 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1440 (Output_section_lookup_maps::add_relaxed_input_section):
1442 * arm.cc (Target_arm::got_section): Remove used local os.
1443 * i386.cc (Target_i386::got_section): Likewise.
1444 * x86_64.cc (Target_x86_64::got_section): Likewise.
1445 * sparc.cc (Target_sparc::got_section): Likewise.
1446 (Target_sparc::relocate): Remove unused local have_got_offset.
1447 * powerpc.cc (Target_powerpc::relocate): Likewise.
1449 2010-07-13 Ian Lance Taylor <iant@google.com>
1451 * compressed_output.cc (zlib_decompress): Fix signature in
1454 * archive.cc (Archive::include_member): Unlock an external member
1455 of a thin archive. Don't bother to delete an object we know is
1458 2010-07-12 Cary Coutant <ccoutant@google.com>
1460 * compressed_output.cc (zlib_decompress): New function.
1461 (get_uncompressed_size): New function.
1462 (decompress_input_section): New function.
1463 * compressed_output.h (get_uncompressed_size): New function.
1464 (decompress_input_section): New function.
1465 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1466 Handle compressed debug sections.
1467 * layout.cc (is_compressed_debug_section): New function.
1468 (Layout::output_section_name): Map compressed section names to
1470 * layout.h (is_compressed_debug_section): New function.
1471 (is_debug_info_section): Recognize compressed debug sections.
1472 * merge.cc: Include compressed_output.h.
1473 (Output_merge_data::do_add_input_section): Handle compressed
1475 (Output_merge_string::do_add_input_section): Handle compressed
1477 * object.cc: Include compressed_output.h.
1478 (Sized_relobj::Sized_relobj): Initialize new data members.
1479 (build_compressed_section_map): New function.
1480 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1481 * object.h (Object::section_is_compressed): New method.
1482 (Object::do_section_is_compressed): New method.
1483 (Sized_relobj::Compressed_section_map): New type.
1484 (Sized_relobj::do_section_is_compressed): New method.
1485 (Sized_relobj::compressed_sections_): New data member.
1486 * output.cc (Output_section::add_input_section): Handle compressed
1488 * reloc.cc: Include compressed_output.h.
1489 (Sized_relobj::write_sections): Handle compressed debug sections.
1491 2010-07-08 Cary Coutant <ccoutant@google.com>
1493 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1494 weak when resolving to a dynamic def.
1495 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1496 for weak undef/dynamic def cases. Adjust callers.
1497 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1498 undef_binding_weak_.
1499 (Symbol_table::sized_write_globals): Adjust symbol binding.
1500 (Symbol_table::sized_write_symbol): Add binding parameter.
1501 * symtab.h (Symbol::set_undef_binding): New method.
1502 (Symbol::is_undef_binding_weak): New method.
1503 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1504 (Symbol_table::should_override): Add new parameter.
1505 (Symbol_table::sized_write_symbol): Add new parameter.
1507 * testsuite/weak_undef_file1.cc: Add new test case.
1508 * testsuite/weak_undef_file2.cc: Fix header comment.
1509 * testsuite/weak_undef_test.cc: Add new test case.
1511 2010-06-29 Doug Kwan <dougkwan@google.com>
1513 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1514 Initialize USE_SYMBOL_.
1515 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1517 (Arm_reloc_property::uses_symbol_): New data member declaration.
1518 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1519 uses symbol value and symbol is undefined but not weakly undefined.
1521 2010-06-28 Rafael Espindola <espindola@google.com>
1523 * plugin.cc (Plugin::load): Use dlerror.
1525 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1527 * symtab.cc (detect_odr_violations): When reporting an ODR
1528 violation, report an object where the symbol is defined.
1530 2010-06-25 Doug Kwan <dougkwan@google.com>
1532 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1533 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1535 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1536 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1537 target hook to detect function points.
1538 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1539 * icf.h (Icf::check_section_for_function_pointers): Change type of
1540 parameter SECTION_NAME to const reference to std::string. Use
1541 target hook to determine if section may have unsafe pointers.
1542 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1545 2010-06-21 Rafael Espindola <espindola@google.com>
1547 * fileread.cc (Input_file::find_fie): New
1548 (Input_file::open): Use Input_file::find_fie.
1549 * fileread.h (Input_file::find_fie): New
1550 * plugin.cc (set_extra_library_path): New.
1551 (Plugin::load): Add set_extra_library_path to the transfer vector.
1552 (Plugin_manager::set_extra_library_path): New.
1553 (Plugin_manager::add_input_file): Use the extra search path if set.
1554 (set_extra_library_path(): New.
1555 * plugin.h (Plugin_manager): Add set_extra_library_path and
1558 2010-06-19 Cary Coutant <ccoutant@google.com>
1560 * layout.cc (gdb_sections): Add .debug_types.
1561 (lines_only_debug_sections): Likewise.
1563 2010-06-18 Rafael Espindola <espindola@google.com>
1565 * plugin.cc (add_input_file,add_input_library)
1566 (Plugin_manager::add_input_file): Make filename arguments const.
1567 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1570 2010-06-16 Doug Kwan <dougkwan@google.com>
1572 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1573 .ARM.attributes section if we have not merged any input
1574 attributes sections.
1576 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1578 * arm.cc: Allow combining objects with no EABI version
1581 2010-06-15 Rafael Espindola <espindola@google.com>
1583 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1585 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1587 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1588 (struct iovec): Correct !HAVE_READV definition.
1590 2010-06-10 Cary Coutant <ccoutant@google.com>
1592 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1593 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1595 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1598 * symtab.h (Symbol::is_placeholder): New member function.
1599 * target-reloc.h (relocate_section): Check for placeholder symbols.
1601 * testsuite/Makefile.am (plugin_test_8): New test.
1602 (plugin_test_9): New test.
1603 * testsuite/Makefile.in: Regenerate.
1605 2010-06-09 Nick Clifton <nickc@redhat.com>
1607 * yyscript.y (input_list_element): Allow strings prefixed with
1608 the '-' character. Treat these as libraries.
1609 * script.cc (script_add_library): New function. Adds a library
1610 specified by "-l<name>" found in an input script.
1611 * script-c.h: Add prototype for script_add_library.
1613 2010-06-07 Doug Kwan <dougkwan@google.com>
1615 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1616 Restrict stub-group size to be within long conditional branch
1617 range when working around cortex-A8 erratum.
1619 2010-06-07 Damien Diederen <dd@crosstwine.com>
1621 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1624 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1628 (Output_section::Input_section_sort_entry::compare_section_ordering):
1629 Change to return non-zero correctly.
1630 (Output_section::Input_section_sort_section_order_index_compare
1631 ::operator()): Change to fix ambiguity in comparisons.
1633 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1635 * gold.h (is_wildcard_string): New function.
1636 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1637 (Layout::layout_eh_frame): Ditto.
1638 (Layout::find_section_order_index): New method.
1639 (Layout::read_layout_from_file): New method.
1640 * layout.h (Layout::find_section_order_index): New method.
1641 (Layout::read_layout_from_file): New method.
1642 (Layout::input_section_position_): New private member.
1643 (Layout::input_section_glob_): New private member.
1644 * main.cc (main): Call read_layout_from_file here.
1645 * options.h (--section-ordering-file): New option.
1646 * output.cc (Output_section::input_section_order_specified_): New
1648 (Output_section::Output_section): Initialize new member.
1649 (Output_section::add_input_section): Add new parameter.
1650 Keep input sections when --section-ordering-file is used.
1651 (Output_section::set_final_data_size): Sort input sections when
1652 section ordering file is specified.
1653 (Output_section::Input_section_sort_entry): Add new parameter.
1655 (Output_section::Input_section_sort_entry::compare_section_ordering):
1657 (Output_section::Input_section_sort_compare::operator()): Change to
1658 consider section_order_index.
1659 (Output_section::Input_section_sort_init_fini_compare::operator()):
1660 Change to consider section_order_index.
1661 (Output_section::Input_section_sort_section_order_index_compare
1662 ::operator()): New method.
1663 (Output_section::sort_attached_input_sections): Change to sort
1664 according to section order when specified.
1665 (Output_section::add_input_section<32, true>): Add new parameter.
1666 (Output_section::add_input_section<64, true>): Add new parameter.
1667 (Output_section::add_input_section<32, false>): Add new parameter.
1668 (Output_section::add_input_section<64, false>): Add new parameter.
1669 * output.h (Output_section::add_input_section): Add new parameter.
1670 (Output_section::input_section_order_specified): New
1672 (Output_section::set_input_section_order_specified): New method.
1673 (Input_section::Input_section): Initialize section_order_index_.
1674 (Input_section::section_order_index): New method.
1675 (Input_section::set_section_order_index): New method.
1676 (Input_section::section_order_index_): New member.
1677 (Input_section::Input_section_sort_section_order_index_compare): New
1679 (Output_section::input_section_order_specified_): New member.
1680 * script-sections.cc (is_wildcard_string): Delete and move modified
1682 (Output_section_element_input::Output_section_element_input): Modify
1683 call to is_wildcard_string.
1684 (Output_section_element_input::Input_section_pattern
1685 ::Input_section_pattern): Ditto.
1686 (Output_section_element_input::Output_section_element_input): Ditto.
1687 * testsuite/Makefile.am (final_layout): New test case.
1688 * testsuite/Makefile.in: Regenerate.
1689 * testsuite/final_layout.cc: New file.
1690 * testsuite/final_layout.sh: New file.
1692 2010-06-01 Rafael Espindola <espindola@google.com>
1694 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1696 2010-06-01 Rafael Espindola <espindola@google.com>
1698 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1699 visibility of symbols.
1701 2010-05-27 Doug Kwan <dougkwan@google.com>
1703 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1704 from start of output section instead of address for a local symbol
1705 in a merged or relaxed section when doing a relocatable link.
1707 2010-05-26 Rafael Espindola <espindola@google.com>
1710 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1711 adding sections the garbage collector removed.
1712 * gold/testsuite/Makefile.am: Add test.
1713 * gold/testsuite/Makefile.in: Regenerate.
1714 * gold/testsuite/plugin_test_7.sh: New.
1715 * gold/testsuite/plugin_test_7_1.c: New.
1716 * gold/testsuite/plugin_test_7_2.c: New.
1718 2010-05-26 Rafael Espindola <espindola@google.com>
1720 * script-sections.cc (Output_section_definition::set_section_addresses):
1721 Check for --section-start.
1723 2010-05-26 Doug Kwan <dougkwan@google.com>
1725 * arm.cc (Arm_scan_relocatable_relocs): New class.
1726 (Target_arm::relocate_special_relocatable): New method.
1727 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1728 (Arm_relocate_functions::thumb_branch_common): Same.
1729 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1730 instead of Default_scan_relocatable_relocs.
1731 * target-reloc.h (relocate_for_relocatable): Let target handle
1732 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1733 * target.h (Sized_target::relocate_special_relocatable): New method.
1735 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1737 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1739 2010-05-23 Doug Kwan <dougkwan@google.com>
1741 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1743 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1744 with a direct branch, not a conditional branch, to a stub.
1745 * merge.cc (Output_merge_base::record_input_section): New method
1747 (Output_merge_data::do_add_input_section): Record input section if
1748 keeps-input-sections flag is set.
1749 (Output_merge_string::do_add_input_section): Ditto.
1750 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1751 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1753 (Output_merge_base::keeps_input_sections,
1754 Output_merge_base::set_keeps_input_sections,
1755 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1757 (Output_merge_base::Input_sections): New type declaration.
1758 (Output_merge_base::input_sections_begin,
1759 Output_merge_base::input_sections_end,
1760 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1761 (Output_merge_base::bool keeps_input_sections_,
1762 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1763 Output_merge_base::input_sections_): New data members.
1764 (Output_merge_data::do_set_keeps_input_sections): New method
1766 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1767 * output.cc (Output_section::Input_section::relobj): Move method
1768 defintion from class declaration to here and handle merge sections.
1769 (Output_section::Input_section::shndx): Ditto.
1770 (Output_section::Output_section): Remove initializations of removed
1771 data members and initialize new data member LOOKUP_MAPS_.
1772 (Output_section::add_input_section): Set keeps-input-sections flag
1773 for a newly created merge output section as appropriate. Adjust code
1774 to use Output_section_lookup_maps class.
1775 (Output_section::add_relaxed_input_section): Adjst code for lookup
1776 maps code refactoring.
1777 (Output_section::add_merge_input_section): Add a new parameter
1778 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1779 class. If adding input section to a newly created merge output
1780 section fails, remove the new merge section.
1781 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1782 Adjust code for use of the Output_section_lookup_maps class.
1783 (Output_section::find_merge_section): Ditto.
1784 (Output_section::build_lookup_maps): New method defintion.
1785 (Output_section::find_relaxed_input_section): Adjust code to use
1786 Output_section_lookup_maps class.
1787 (Output_section::get_input_sections): Export merge sections. Adjust
1788 code to use Output_section_lookup_maps class.
1789 (Output_section:::add_script_input_section): Adjust code to use
1790 Output_section_lookup_maps class. Update lookup maps for merge
1792 (Output_section::discard_states): Use Output_section_lookup_maps.
1793 (Output_section::restore_states): Same.
1794 * output.h (Merge_section_properties): Move class defintion out of
1796 (Output_section_lookup_maps): New class.
1797 (Output_section::Input_section::is_merge_section): New method
1799 (Output_section::Input_section::relobj): Move defintion out of class
1800 defintion. Declare method only.
1801 (Output_section::Input_section::shndx): Ditto.
1802 (Output_section::Input_section::output_merge_base): New method defintion.
1803 (Output_section::Input_section::u2_.pomb): New union field.
1804 (Output_section::Merge_section_by_properties_map,
1805 Output_section::Output_section_data_by_input_section_map,
1806 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1808 (Output_section::add_merge_input_section): Add new parameter
1809 KEEPS_INPUT_SECTIONS.
1810 (Output_section::build_lookup_maps): New method declaration.
1811 (Output_section::merge_section_map_,
1812 Output_section::merge_section_by_properties_map_,
1813 Output_section::relaxed_input_section_map_,
1814 Output_section::is_relaxed_input_section_map_valid_): Remove data
1816 (Output_section::lookup_maps_): New data member.
1818 2010-05-21 Doug Kwan <dougkwan@google.com>
1821 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1822 avoid a compilation error.
1824 2010-05-19 Rafael Espindola <espindola@google.com>
1826 * script-sections.cc (Output_section_definition::allocate_to_segment):
1827 Update the phdrs_list even when the output section is NULL.
1828 * testsuite/Makefile.am: Add test.
1829 * testsuite/Makefile.in: Regenerate.
1830 * testsuite/script_test_9.cc: New.
1831 * testsuite/script_test_9.sh: New.
1832 * testsuite/script_test_9.t: New.
1834 2010-05-19 Doug Kwan <dougkwan@google.com>
1836 * arm.cc (Arm_input_section::original_size): New method.
1837 (Arm_input_section::do_addralign): Add a cast.
1838 (Arm_input_section::do_output_offset): Remove static cast.
1839 (Arm_input_section::original_addralign,
1840 Arm_input_section::original_size_): Change type to uint32_t.
1841 (Arm_input_section::init): Add safe casts for section alignment
1843 (Arm_input_section::set_final_data_size): Do not set address and
1844 offset of stub table.
1845 (Arm_output_section::fix_exidx_coverage): Change use of of
1846 Output_section::Simple_input_section to that of
1847 Output_section::Input_section.
1848 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1849 except for the first pass.
1850 * output.cc (Output_section::get_input_sections): Change type of
1851 input_sections to std::list<Input_section>.
1852 (Output_section::add_script_input_section): Rename from
1853 Output_section::add_simple_input_section. Change type of SIS
1854 parameter from Simple_input_section to Input_section.
1855 * output.h (Output_section::Simple_input_section): Remove class.
1856 (Output_section::Input_section): Change class visibility to public.
1857 (Output_section::Input_section::addralign): Use stored alignments
1858 for special input sections if set.
1859 (Output_section::Input_section::set_addralign): New method.
1860 (Output_section::get_input_sections): Change parameter type from
1861 list of Simple_input_section to list of Input_section.
1862 (Output_section::add_script_input_section): Rename from
1863 Output_section::add_simple_input_section. Change first parameter's
1864 type from Simple_input_section to Input_section and remove the
1865 second and third parameters.
1866 * script-sections.cc (Input_section::Input_section_list): Change
1867 type to list of Output_section::Input_section/
1868 (Input_section_info::Input_section_info): Change parameter type of
1869 INPUT_SECTION to Output_section::Input_section.
1870 (Input_section_info::input_section): Change return type.
1871 (Input_section_info::input_section_): Change type to
1872 Output_section::Input_section.
1873 (Output_section_element_input::set_section_addresses): Adjust code
1874 to use Output_section::Input_section instead of
1875 Output_section::Simple_input_section. Adjust code for renaming
1876 of Output_section::add_simple_input_section.
1877 (Orphan_output_section::set_section_addresses): Ditto.
1879 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1881 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1882 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1884 2010-05-18 Rafael Espindola <espindola@google.com>
1886 * options.cc (General_options::finalize): Handle -nostdlib.
1887 * options.h (nostdlib): New option.
1888 * script.cc (script_add_search_dir): Handle -nostdlib.
1890 2010-05-12 Doug Kwan <dougkwan@google.com>
1892 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1893 attributes section only if there no attributes section after merging.
1894 (Target_arm::merge_object_attributes): Move value of
1895 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1896 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1897 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1898 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1899 and arm_attr_merge_7.stdout.
1900 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1901 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1902 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1903 arm_attr_merge_7b.o): New rules.
1904 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1906 * testsuite/Makefile.in: Regenerate.
1907 * testsuite/arm_attr_merge.sh: New file.
1908 * testsuite/arm_attr_merge_[67][ab].s: Same.
1910 2010-05-05 Nick Clifton <nickc@redhat.com>
1912 * po/es.po: Updated Spanish translation.
1914 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1916 * Makefile.am (install-exec-local): Properly install gold as
1917 default cross linker.
1918 * Makefile.in: Regenerated.
1920 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1921 Nick Clifton <nickc@redhat.com>
1923 * configure.ac (install_as_default): Define and set to false
1924 unless --enable-gold or --enable-gold=both/gold has been
1926 * configure: Regenerate.
1928 * Makefile.am (install-exec-local): Install the executable as
1929 'ld.gold'. If install_as_default is true then also install it as
1931 * Makefile.in: Regenerated.
1933 2010-04-24 Ian Lance Taylor <iant@google.com>
1935 * layout.cc (Layout::layout_reloc): In relocatable link don't
1936 combine reloc sections for grouped sections.
1938 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1940 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1941 sections that are not ordinary to icf.
1942 * icf.cc (get_section_contents): Handle relocation pointing to section
1943 with no object or shndx information.
1944 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1945 * testsuite/Makefile.in: Regenerate.
1946 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1947 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1949 2010-04-22 Ian Lance Taylor <iant@google.com>
1951 * expression.cc (Expression::Expression_eval_info): Add
1952 result_alignment_pointer field.
1953 (Expression::eval_with_dot): Add result_alignment_pointer
1954 parameter. Change all callers.
1955 (Expression::eval_maybe_dot): Likewise.
1956 (class Binary_expression): Add alignment_pointer parameter to
1957 left_value and right_value. Change all callers.
1958 (BINARY_EXPRESSION): Set result alignment.
1959 (class Trinary_expression): Add alignment_pointer parameter to
1960 arg2_value and arg3_value. Change all callers.
1961 (Trinary_cond::value): Set result alignment.
1962 (Max_expression::value, Min_expression::value): Likewise.
1963 (Align_expression::value): Likewise.
1964 * script-sections.cc (class Sections_element): Add dot_alignment
1965 parameter to set_section_addresses virtual function. Update
1967 (class Output_section_element): Likewise.
1968 (Script_sections::create_segments): Add dot_alignment parameter.
1970 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1971 (Script_sections::set_phdrs_clause_addresses): Likewise.
1972 * script-sections.h: Update declarations.
1973 * script.h: Update declarations.
1974 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1976 * testsuite/script_test_3.t: Set large alignment.
1977 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1978 segment has expected alignment.
1980 2010-04-22 Nick Clifton <nickc@redhat.com>
1982 * po/gold.pot: Updated by the Translation project.
1983 * po/vi.po: Updated Vietnamese translation.
1985 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1987 * testsuite/Makefile.am (check_PROGRAMS): Add
1988 icf_virtual_function_folding_test.
1989 * testsuite/Makefile.in: Regenerated.
1991 2010-04-15 Andrew Haley <aph@redhat.com>
1993 * options.h (merge_exidx_entries): New option.
1994 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1995 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1996 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1997 (Target_arm::merge_exidx_entries): New function.
1998 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1999 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2000 to Arm_exidx_fixup constructor.
2001 Add new arg, merge_exidx_entries.
2002 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2003 Arm_output_section::fix_exidx_coverage.
2005 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2007 * icf.cc (get_section_contents): Check for preemptible functions.
2008 Ignore addend when appropriate.
2009 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2011 (add_from_relobj): Check for section folded.
2012 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2013 * symtab.h (should_add_dynsym_entry): Add new parameter.
2014 * target-reloc.h (scan_relocs): Check for section folded.
2015 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2016 Check reloc types for function pointers in shared objects.
2017 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2019 (icf_preemptible_functions_test): New test case.
2020 (icf_string_merge_test): New test case.
2021 * testsuite.Makefile.in: Regenerate.
2022 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2023 bar_glob. Refactor code.
2024 * testsuite/icf_preemptible_functions_test.cc: New file.
2025 * testsuite/icf_preemptible_functions_test.sh: New file.
2026 * testsuite/icf_string_merge_test.cc: New file.
2027 * testsuite/icf_string_merge_test.sh: New file.
2028 * testsuite/icf_virtual_function_folding_test.cc: New file.
2029 * testsuite/icf_virtual_function_folding_test.sh: New file.
2031 2010-04-14 Doug Kwan <dougkwan@google.com>
2033 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2034 for local symbol recounting if we remove a section due to ICF.
2035 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2036 there are no regular objects in input.
2038 2010-04-13 Doug Kwan <dougkwan@google.com>
2040 * arm.cc (Arm_input_section::set_final_data_size): Compute
2041 accurate final data size instead of using current data size.
2043 2010-04-09 Doug Kwan <dougkwan@google.com>
2045 * layout.cc (Layout::choose_output_section): Handle script section
2047 (Layout::make_output_section_for_script): Add section type parameter.
2048 Handle script section types.
2049 * layout.h (Layout::make_output_section_for_script): Add section
2051 * output.cc (Output_section::Output_section): Initialize data member
2053 (Output_section::do_reset_address_and_file_offset): Do not set address
2054 to 0 if section is a NOLOAD section.
2055 * output.h (Output_section::is_noload): New method.
2056 (Output_section::set_is_noload): Ditto.
2057 (Output_section::is_noload_): New data member.
2058 * script-c.h (Script_section_type): New enum type.
2059 (struct Parser_output_section_header): Add new file section_type.
2060 * script-sections.cc (Sections_element::output_section_name): Add
2061 parameter for returning script section type.
2062 (Output_section_definition::output_section_name): Ditto.
2063 (Output_section_definition::section_type)P; New method.
2064 (Output_section_definiton::script_section_type_name): Ditto.
2065 (Output_section_definition::script_section_type_): New data member.
2066 (Output_section_definition::Output_section_definition): Initialize
2067 data member Output_section_definition::script_section_type_.
2068 (Output_section_definition::create_sections): Pass script section type
2069 to Layout::make_output_section_for_script.
2070 (Output_section_definition::output_section_name): Return script
2071 section type to caller.
2072 (Output_section_definition::set_section_address): Do not advance
2073 dot value and load address if section type is NOLOAD. Set address
2074 of NOLOAD sections regardless of section flags.
2075 (Output_section_definition::print): Print section type if it is
2076 not SCRIPT_SECTION_TYPE_NONE.
2077 (Output_section_definition::section_type): New method.
2078 (Output_section_definition::script_section_type_name): Ditto.
2079 (Script_sections::output_section_name): Add new parameter
2080 PSECTION_TYPE for returning script section type. Pass it to
2081 section elements. Handle discard sections.
2082 (Sort_output_sections::operator()): Handle NOLOAD sections.
2083 * script-sections.h (Script_sections::Section_type): New enum type.
2084 (Script_sections::output_section_name): Add a new parameter for
2085 returning script section type.
2086 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2088 * yyscript.y (union): Add new field SECTION_TYPE.
2089 (COPY, DSECT, INFO, NOLOAD): New tokens.
2090 (opt_address_and_section_type): Change type to output_section_header.
2091 (section_type): New non-terminal
2092 (section_header): Handle section type.
2093 (opt_address_and_section_type): Return section type value.
2095 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2097 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2098 * testsuite/plugin_common_test_2.c (foo): Likewise.
2100 2010-04-08 Doug Kwan <dougkwan@google.com>
2102 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2104 * output.cc (Output_section::add_merge_input_section): Simplify
2105 code and return status of Output_merge_base::add_input_section.
2106 Update merge section map only if Output_merge_base::add_input_section
2109 2010-04-07 Doug Kwan <dougkwan@google.com>
2111 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2112 if section is marked as containing instructions but has no mapping
2114 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2115 correct section index.
2116 (Arm_relobj::find_linked_text_section): Ditto.
2118 2010-04-07 Cary Coutant <ccoutant@google.com>
2120 * archive.cc (include_member): Destroy Read_symbols_data object before
2122 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2123 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2124 (Read_symbols_data::~Read_symbols_data) New destructor.
2125 (Section_relocs::Section_relocs) New constructor.
2126 (Section_relocs::~Section_relocs) New destructor.
2127 (Read_relocs_data::Read_relocs_data) New constructor.
2128 (Read_relocs_data::~Read_relocs_data) New destructor.
2129 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2130 pointers to NULL after deleting.
2132 2010-04-07 Doug Kwan <dougkwan@google.com>
2134 * arm.cc: Replace "endianity" with "endianness" in comments.
2135 (Arm_exidx_cantunwind): Ditto.
2136 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2137 (Arm_relobj::merge_flags_and_attributes): New method.
2138 (Arm_relobj::merge_flags_and_attributes_): New data member.
2139 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2140 (Arm_relobj::scan_sections_for_stubs): Ditto.
2141 (Arm_relobj::do_read_symbols): Check to see if we really want to
2142 merge processor-specific flags and attributes. Exit early if
2143 an object is empty except for section names and the undefined symbol.
2144 (Target_arm::do_finalize_sections): Move check for ELF format to
2145 Arm_relobj::do_read_symbols. Merge processor specific flags and
2146 attributes from a regular object only when we have determined that
2147 it is aapropriate. Do not create an .ARM.attributes section in
2148 output if there is no regular input object.
2149 (Target_arm::merge_processor_specific_flags): Check
2150 --warn-mismatch before printing any error.
2151 (Target_arm::merge_object_attributes): Ditto.
2152 * gold.cc (queue_middle_tasks): Handle the case in which there is
2153 no regular object in input.
2154 * options.cc (General_options::parse_EB): New method.
2155 (General_options::parse_EL): Same.
2156 (General_options::General_options): Initialize endianness_.
2157 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2159 (General_options::Endianness): New enum.
2160 (General_options::endianness): New method.
2161 (General_options::endianness_): New data member.
2162 * parameters.cc (Parameters::set_options): Check target endianness.
2163 (Parameters::set_target_once): Ditto.
2164 (Parameters::check_target_endianness): New method.
2165 (parameters_force_valid_target): If either -EL or -EB is specified,
2166 use it to define endianness of default target.
2167 * parameters.h (Parameters::check_target_endianness): New method
2169 * target.h (class Target): Change "endianity" to "endianness"
2172 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2174 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2175 * configure: Regenerate.
2176 * Makefile.in: Regenerate.
2177 * testsuite/Makefile.in: Regenerate.
2179 2010-04-06 Cary Coutant <ccoutant@google.com>
2182 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2183 prevailing definitions of common symbols.
2184 * testsuite/plugin_test_6.sh: New test case.
2185 * testsuite/plugin_common_test_1.c: New test case.
2186 * testsuite/plugin_common_test_2.c: New test case.
2187 * testsuite/Makefile.am (plugin_test_6): New test case.
2188 * testsuite/Makefile.in: Regenerate.
2190 2010-04-06 Nick Clifton <nickc@redhat.com>
2192 * po/vi.po: New Vietnamese translation.
2194 2010-03-30 Doug Kwan <dougkwan@google.com>
2196 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2198 2010-03-25 Doug Kwan <dougkwan@google.com>
2200 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2201 to avoid a conversion warning on a 32-bit host.
2203 2010-03-24 Ian Lance Taylor <iant@google.com>
2205 * testsuite/script_test_3.t: Add a TLS segment.
2206 * testsuite/Makefile.am (check_PROGRAMS): Add
2207 tls_phdrs_script_test.
2208 (tls_phdrs_script_test_SOURCES): Define.
2209 (tls_phdrs_script_test_DEPENDENCIES): Define.
2210 (tls_phdrs_script_test_LDFLAGS): Define.
2211 (tls_phdrs_script_test_LDADD): Define.
2212 * testsuite/Makefile.in: Rebuild.
2214 2010-03-23 Cary Coutant <ccoutant@google.com>
2216 * fileread.cc (find_or_make_view): Fix comment.
2218 2010-03-23 Ian Lance Taylor <iant@google.com>
2220 * script-sections.cc (class Orphan_section_placement): Define
2221 PLACE_TLS and PLACE_TLS_BSS.
2222 (Orphan_section_placement::Orphan_section_placement): Initialize
2224 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2225 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2226 (tls_script_test_SOURCES): Define.
2227 (tls_script_test_DEPENDENCIES): Define.
2228 (tls_script_test_LDFLAGS): Define.
2229 (tls_script_test_LDADD): Define.
2230 * testsuite/Makefile.in: Rebuild.
2232 2010-03-22 Doug Kwan <dougkwan@google.com>
2234 * arm.cc (Arm_relocate_functions::abs8,
2235 Arm_relocate_functions::abs16): Use correct check for overflow
2236 specified in the ARM ELF specs.
2237 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2238 target of a BLX instruction specially.
2239 (Reloc_stub::stub_type_for_reloc): Ditto.
2240 (Relocate::relocate): Use symbolic names instead of numeric relocation
2241 codes to report error.
2242 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2244 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2245 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2246 thumb2_blx_out_of_range.stdout
2247 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2248 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2249 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2250 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2251 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2252 thumb2_blx_in_range, thumb2_blx_in_range.o,
2253 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2254 thumb2_blx_out_of_range.o): New rules.
2255 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2256 thumb2_blx_in_range and thumb2_blx_out_of_range.
2257 * testsuite/Makefile.in: Regenerate.
2258 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2259 * testsuite/thumb_blx_in_range.s: New file.
2260 * testsuite/thumb_blx_out_of_range.s: New file.
2262 2010-03-22 Rafael Espindola <espindola@google.com>
2264 * archive.cc (Should_include): Move to archive.h.
2265 (should_include_member): Make it a member of Archive.
2267 (Add_lib_group_symbols): New.
2268 * archive.h: Include options.h.
2269 (Archive_member): Moved from Archive.
2270 (Should_include): Moved from archive.cc.
2272 (Add_lib_group_symbols): New.
2273 * dynobj.cc (do_should_include_member): New.
2274 * dynobj.h (do_should_include_member): New.
2275 * gold.cc (queue_initial_tasks): Update call to queue.
2276 * main.cc (main): Print lib group stats.
2277 * object.cc (do_should_include_member): New.
2278 * object.h: Include archive.h.
2279 (Object::should_include_member): New.
2280 (Object::do_should_include_member): New.
2281 (Sized_relobj::do_should_include_member): New.
2282 * options.cc (General_options::parse_start_lib): New.
2283 (General_options::parse_end_lib): New.
2284 (Input_arguments::add_file): Handle lib groups.
2285 (Input_arguments::start_group): Check we are not in a lib.
2286 (Input_arguments::start_lib): New.
2287 (Input_arguments::end_lib): New.
2288 * options.h (General_options): Add start_lib and end_lib.
2289 (Input_argument::lib_): New.
2290 (Input_argument::lib): New.
2291 (Input_argument::is_lib): New.
2292 (Input_file_lib): New.
2293 (Input_arguments::in_lib_): New.
2294 (Input_arguments::in_lib): New.
2295 (Input_arguments::start_lib): New.
2296 (Input_arguments::end_lib_): New.
2297 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2298 in unused members as preempted.
2299 (Sized_pluginobj::do_should_include_member): New.
2300 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2301 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2303 (Read_symbols::do_whole_lib_group): New.
2304 (Read_symbols::do_lib_group): New.
2305 (Read_symbols::do_read_symbols): Handle lib groups.
2306 (Read_symbols::get_name): Handle lib groups.
2307 * readsyms.h (Read_symbols): Add an archive member pointer.
2308 (Read_symbols::do_whole_lib_group): New.
2309 (Read_symbols::do_lib_group): New.
2310 (Read_symbols::member_): New.
2311 * script.cc (read_input_script): Update call to queue_soon.
2313 2010-03-19 Doug Kwan <dougkwan@google.com>
2315 * arm.cc (Stub_table::Stub_table): Initialize new data members
2316 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2317 (Stub_table::add_reloc_stub): Assign stub offset and update
2318 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2319 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2321 (Stub_table::update_data_size_and_addralign): Use
2322 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2323 instead of going over all reloc stubs.
2324 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2325 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2326 Stringpool_template::offset_ to size of Stringpool_char.
2327 (Stringpool_template::new_key_offset): Remove code to initialize
2328 Stringpool_template::offset_.
2329 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2330 Stringpool_template::offset_ to zero.
2332 2010-03-15 Doug Kwan <dougkwan@google.com>
2334 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2336 (Stringpool_template::new_key_offset): New method.
2337 (Stringpool_template::add_string): Assign offsets when adding new
2339 (Stringpool_template::set_string_offsets): Do not set string offsets
2340 when not optimizing.
2341 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2343 (Chunked_vector::clear): Clear size_.
2344 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2345 (Chunked_vector::size): Return size_.
2346 (Chunked_vector::push_back): Use size_ to find insert position.
2347 (Chunked_vector::size_): New data member.
2348 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2349 (Stringpool_template::new_key_offset): New method declaration.
2350 (Stringpool_template::offset_): New data member.
2352 2010-03-15 Rafael Espindola <espindola@google.com>
2354 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2355 Add_symbols' constructor.
2356 * readsyms.h (Add_symbols): Remove the input_group member.
2358 2010-03-10 Ian Lance Taylor <iant@google.com>
2360 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2361 target to ask whether a reference to a symbol requires a stack
2363 * target.h (Target::is_call_to_non_split): New function.
2364 (Target::do_is_call_to_non_split): Declare virtual function.
2365 * target.cc: Include "symtab.h".
2366 (Target::do_is_call_to_non_split): New function.
2367 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2369 2010-03-10 Cary Coutant <ccoutant@google.com>
2371 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2372 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2373 (File_read::open[2]): Add whole_file_view_ to list of views.
2374 (File_read::make_view): Remove test of whole_file_view_.
2375 (File_read::find_or_make_view): Create whole_file_view_ if
2377 (File_read::clear_views): Replace bool parameter with enum;
2378 adjust all callers. Don't delete views with permanent data;
2379 do delete cached views and views from archives if
2380 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2381 if clearing the corresponding view.
2382 * fileread.h (File_read::Clear_views_mode): New enum.
2383 (File_read::View::is_permanent_view): New method.
2384 (File_read::clear_views): Replace bool parameter
2385 with enum; adjust all callers.
2386 * options.h (General_options): Change keep_files_mapped option;
2387 add map_whole_files.
2388 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2390 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2393 2010-03-10 David S. Miller <davem@davemloft.net>
2395 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2397 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2399 * icf.cc (get_section_contents): Add '@' marker after processing the
2402 2010-03-08 Doug Kwan <dougkwan@google.com>
2404 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2405 due to a conversion warning.
2406 (Arm_relobj::update_output_local_symbol_count): Check for local
2407 symbol with unset output index.
2409 2010-03-05 Ian Lance Taylor <iant@google.com>
2411 * options.h (class General_options): Add --spare-dynamic-tags.
2412 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2413 --spare-dynamic-tags.
2415 2010-03-05 Ian Lance Taylor <iant@google.com>
2417 * incremental.cc: Include "libiberty.h".
2419 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2421 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2422 function, is_info_ member.
2423 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2424 (Versions::Versions): Update caller.
2425 (Versions::define_base_version): Likewise.
2426 (Versions::add_def): Likewise.
2428 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2430 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2431 (Scan::possible_function_pointer_reloc): New function.
2432 (Scan::local_reloc_may_be_function_pointer): Change to call
2433 possible_function_pointer_reloc.
2434 (Scan::global_reloc_may_be_function_pointer): Ditto.
2435 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2436 relocations in ".data.rel.ro._ZTV" section.
2437 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2438 * testsuite/icf_safe_so_test.cc: Ditto.
2439 * testsuite/icf_safe_test.cc: Ditto.
2440 * testsuite/icf_safe_test.sh: Ditto.
2442 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2443 Ian Lance Taylor <iant@google.com>
2445 * target-reloc.h (relocate_section): Check the symbol table index
2446 for -1U before setting the local symbol index.
2447 (scan_relocatable_relocs): If copying the relocation, record that
2448 the local symbol is required.
2449 * object.h (Symbol_value::is_output_symtab_index_set): New
2451 (Symbol_value::may_be_discarded_from_output_symtab): New
2453 (Symbol_value::has_output_symtab_entry): New function.
2454 (Symbol_value::needs_output_symtab_entry): Remove.
2455 (Symbol_value::output_symtab_index): Make sure the symbol index is
2457 (Symbol_value::set_output_symtab_index): Make sure the symbol
2458 index is not set. Make sure the new index is valid.
2459 (Symbol_value::set_must_have_output_symtab_entry): New function.
2460 (Symbol_value::has_output_dynsym_entry): New function.
2461 (Symbol_value::set_output_dynsym_index): Make sure the new index
2463 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2464 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2465 local symbol if permitted.
2466 (Sized_relobj::do_finalize_local_symbols): Call
2467 is_output_symtab_index_set rather than needs_output_symtab_entry.
2468 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2469 rather than needs_output_symtab_entry. Call
2470 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2471 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2472 is_output_symtab_index_set rather than needs_output_symtab_entry.
2473 * testsuite/discard_locals_relocatable_test.c: New file.
2474 * testsuite/discard_locals_test.sh: Test -r.
2475 * testsuite/Makefile.am (check_DATA): Add
2476 discard_locals_relocatable_test1.syms,
2477 discard_local_relocatable_test2.syms.
2478 (MOSTLYCLEANFILES): Likewise. Also add
2479 discard_locals_relocatable_test1.lout and
2480 discard_locals_relocatable_test2.out.
2481 (discard_locals_relocatable_test1.syms): New target.
2482 (discard_locals_relocatable_test.o): New target.
2483 (discard_locals_relocatable_test1.out): New target.
2484 (discard_locals_relocatable_test2.syms): New target.
2485 (discard_locals_relocatable_test2.out): New target.
2486 (various): Add missing ../ld-new dependencies.
2487 * testsuite/Makefile.in: Rebuild.
2489 2010-03-03 Nick Clifton <nickc@redhat.com>
2491 * po/fi.po: New Finnish translation.
2493 2010-03-01 Doug Kwan <dougkwan@google.com>
2495 * layout.cc (Layout::Layout): Force section types of .init_array*,
2496 .preinit_array* and .fini_array* sections.
2497 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2498 Fix check of return value of std::string::find.().
2499 (Output_section::Input_section_sort_compare::operator()): Remove
2500 comment about .init_array.
2501 (Output_section::Input_section_sort_init_fini_compare::operator()):
2503 (Output_section::sort_attached_input_sections): Handle .init_array
2504 and .fini_array specially.
2505 * output.h (Output_section::Inut_section_sort_compare): Update
2507 (Output_section::Input_section_sort_init_fini_compare): New struct.
2509 2010-02-26 Doug Kwan <dougkwan@google.com>
2511 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2512 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2513 * testsuite/debug_msg.sh: Avoid matching source line number for
2514 use of global variable undef_int.
2516 2010-02-26 Doug Kwan <dougkwan@google.com>
2518 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2519 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2520 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2521 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2522 * options.cc (General_options::General_options): Initialize member
2524 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2525 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2526 and rm_no_fix_v4bx.stdout
2527 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2528 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2529 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2530 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2531 and arm_no_fix_v4bx.
2532 * Makefile.in: Regenerate.
2533 * testsuite/arm_fix_v4bx.s: New file.
2534 * testsuite/arm_fix_v4bx.sh: Ditto.
2536 2010-02-24 Doug Kwan <dougkwan@google.com>
2538 * arm.cc (Target_arm::got_section): Make the .got section the first
2539 non RELRO section in the data segment.
2540 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2541 suffixes of section names.
2543 2010-02-24 Doug Kwan <dougkwan@google.com>
2545 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2546 flags and attributes merging if an input file is a binary file.
2547 * fileread.cc (Input_file::open): Record format of original file.
2548 * fileread.h (Input_file::Format): New enum type.
2549 (Input_file::Input_file): Initialize data member format_.
2550 (Input_file::format): New method definition.
2551 (Input_file::format_):: New data member.
2553 2010-02-24 Doug Kwan <dougkwan@google.com>
2555 * arm.cc (Arm_output_data_got): New class.
2556 (ARM_TCB_SIZE): New constant
2557 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2558 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2559 If user uses a script with a SECTIONS clause, issue only a warning
2560 for a misplaced EXIDX input section. Otherwise, issue an error.
2561 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2563 (Target_arm::got_mode_index_entry): Handle static linking.
2564 (Target_arm::Scan::local): Ditto.
2565 (Target_arm::Scan::global): Ditto.
2566 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2567 all incorrectly implemented relocations.
2568 (Target_arm::fix_exidx_coverage): Pass layout to
2569 Arm_output_section::fix_exidx_coverage.
2570 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2571 from ".ARM.exidx." and ".ARM.extab.".
2573 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2575 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2576 section if it does not already exist.
2577 * attributes.cc (Attributes_section_data::Attributes_section_data):
2578 Don't crash if size is zero.
2580 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2581 Ian Lance Taylor <iant@google.com>
2583 * gold.cc (queue_middle_tasks): If no input files were opened,
2585 * workqueue.h (Task_function::Task_function): Assert that there is
2588 2010-02-22 Doug Kwan <dougkwan@google.com>
2590 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2591 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2592 types to avoid warnings due to different uint64_t implementations
2595 2010-02-21 Doug Kwan <dougkwan@google.com>
2597 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2598 handling of the maximum backward branch offset.
2599 (Arm_relocate_functions::thumb_branch_common): Ditto.
2600 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2601 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2602 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2603 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2604 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2605 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2606 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2607 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2608 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2609 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2610 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2611 thumb2_bl_out_of_range.o): New rules.
2612 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2613 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2614 thumb2_bl_out_of_range
2615 * testsuite/Makefile.in: Regenerate.
2616 * testsuite/arm_bl_in_range.s: New file.
2617 * testsuite/arm_bl_out_of_range.s: Ditto.
2618 * testsuite/arm_branch_in_range.sh: Ditto.
2619 * testsuite/arm_branch_range.t: Ditto.
2620 * testsuite/thumb2_branch_range.t: Ditto.
2621 * testsuite/thumb_bl_in_range.s: Ditto.
2622 * testsuite/thumb_bl_out_of_range.s: Ditto.
2623 * testsuite/thumb_branch_range.t: Ditto.
2625 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2627 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2628 Add reloc offset information.
2629 * icf.cc (get_section_contents): Change iterators to point to the new
2630 vectors. Add reloc offset information to the contents.
2631 * icf.h (Icf::Sections_reachable_info): New typedef.
2632 (Icf::Sections_reachable_list): New typedef.
2633 (Icf::Offset_info): New typedef.
2634 (Icf::Reloc_info): New struct typedef.
2635 (Icf::Reloc_info_list): New typedef.
2636 (Icf::symbol_reloc_list): Delete method.
2637 (Icf::addend_reloc_list): Delete method.
2638 (Icf::section_reloc_list): Delete method.
2639 (Icf::reloc_info_list): New method.
2640 (Icf::reloc_info_list_): New member.
2642 2010-02-19 Doug Kwan <dougkwan@google.com>
2644 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2645 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2646 * arm.cc (Arm_relocation_functions): New forward declaration.
2647 (Target_arm::Target_arm): Initialize new data members
2648 got_mod_index_offset_ and tls_base_symbol_defined_.
2649 (Target_arm::Relocate::relocate_tls): New method.
2650 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2651 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2653 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2654 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2655 (Target_arm::got_mod_index_offset_,
2656 Target_arm::tls_base_symbol_defined_): New data members.
2657 (Target_arm::Scan::local, Target::Scan::global,
2658 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2661 2010-02-18 Doug Kwan <dougkwan@google.com>
2663 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2664 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2665 text section as a parameter becuase some broken tools may not set
2666 the link in section header.
2667 (Target_arm::has_got_section): New method.
2668 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2669 without any mapping symbol as data only. Remove warning.
2670 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2671 link in its section header, try to discover the link by inspecting the
2672 REL31 relocation at the beginning of the section.
2673 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2675 (Target_arm::Scan::global): Treat any reference to the symbol
2676 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2678 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2680 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2681 (Scan::global_reloc_may_be_function_pointer): New function.
2682 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2683 (Scan::global_reloc_may_be_function_pointer): New function.
2684 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2685 (Scan::global_reloc_may_be_function_pointer): New function.
2686 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2687 (Scan::global_reloc_may_be_function_pointer): New function.
2688 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2689 (Scan::global_reloc_may_be_function_pointer): New function.
2690 (Scan::possible_function_pointer_reloc): New function.
2691 (Target_x86_64::can_check_for_function_pointers): New function.
2692 * gc.h (gc_process_relocs): Scan relocation types to determine if
2693 function pointers were taken for targets that support it.
2694 * icf.cc (Icf::find_identical_sections): Include functions for
2695 folding in safe ICF whose pointer is not taken.
2696 * icf.h (Secn_fptr_taken_set): New typedef.
2697 (fptr_section_id_): New member.
2698 (section_has_function_pointers): New function.
2699 (set_section_has_function_pointers): New function.
2700 (check_section_for_function_pointers): New function.
2701 * options.h: Fix comment for safe ICF option.
2702 * target.h (can_check_for_function_pointers): New function.
2703 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2704 Modify icf_safe_test for X86-64.
2705 * testsuite/Makefile.in: Regenerate.
2706 * testsuite/icf_safe_so_test.cc: New file.
2707 * testsuite/icf_safe_so_test.sh: New file.
2708 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2709 (main): Change to take pointer to function kept_func_3.
2710 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2711 folding is done correctly for X86-64.
2713 2010-02-12 David S. Miller <davem@davemloft.net>
2715 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2716 is_symbolless parameter.
2717 (Output_reloc<SHT_REL>::is_symbolless): New.
2718 (Output_reloc<SHT_REL>::is_symbolless_): New.
2719 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2720 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2721 (Output_reloc<SHT_RELA>::is_symbolless): New.
2722 (Output_data_reloc::add_global): Handle is_symbolless.
2723 (Output_data_reloc::add_global_relative): Likewise.
2724 (Output_data_reloc::add_local): Likewise.
2725 (Output_data_reloc::add_local_relative): Likewise.
2726 (Output_data_reloc::add_symbolless_global_addend): New.
2727 (Output_data_reloc::add_symbolless_local_addend): New.
2728 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2730 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2731 instead of ->is_relative_
2732 (Output_reloc::write): Likewise.
2733 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2734 (Output_reloc::write_rel): Simplify.
2736 * sparc.cc (Target_sparc::Scan::local): Use
2737 ->add_symbolless_local_addend as needed.
2738 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2739 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2740 based upon relocation offset.
2742 2010-02-11 Doug Kwan <dougkwan@google.com>
2744 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2745 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2746 beginning of function.
2747 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2748 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2749 parameter is_32bit in calls to should_apply_static_reloc.
2750 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2751 (check_DATA): Add arm_abs_global.stdout.
2752 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2753 arm_abs_global.stdout): New rules.
2754 (MOSTLLYCLEANFILES): Add arm_abs_global
2755 * Makefile.in: Regenerate.
2756 * testsuite/arm_abs_global.s: New file.
2757 * testsuite/arm_abs_global.sh: Ditto.
2758 * testsuite/arm_abs_lib.s: Ditto.
2760 2010-02-11 Ian Lance Taylor <iant@google.com>
2762 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2764 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2765 Allocate_commons_task first.
2766 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2767 task, rather than symtab_lock_.
2768 (Gc_process_relocs::~Gc_process_relocs): New function.
2769 (Gc_process_relocs::is_runnable): Check this_blocker_.
2770 (Gc_process_relocs::locks): Use next_blocker_ rather than
2772 (Scan_relocs::~Scan_relocs): New function.
2773 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2775 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2777 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2778 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2779 constructor accordingly.
2780 (class Gc_process_relocs): Likewise.
2781 (class Scan_relocs): Likewise.
2782 * common.h (class Allocate_commons_task): Remove symtab_lock_
2783 field, and corresponding constructor parameter.
2784 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2786 (Allocate_commons_task::locks): Likewise.
2788 2010-02-11 Ian Lance Taylor <iant@google.com>
2790 * gold-threads.h (class Once): Define.
2791 (class Initialize_lock): Rewrite as child of Once.
2792 * gold-threads.cc (class Once_initialize): Define.
2793 (once_pointer_control): New static variable.
2794 (once_pointer, once_arg): New static variables.
2795 (c_run_once): New static function.
2796 (Once::Once, Once::run_once, Once::internal_run): New functions.
2797 (class Initialize_lock_once): Remove.
2798 (initialize_lock_control): Remove.
2799 (initialize_lock_pointer): Remove.
2800 (initialize_lock_once): Remove.
2801 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2802 (Initialize_lock::initialize): Rewrite.
2803 (Initialize_lock::do_run_once): New function.
2804 * archive.cc (Archive::interpret_header): Only clear name if it is
2806 * fileread.cc: Include "gold-threads.h"
2807 (file_counts_lock): New static variable.
2808 (file_counts_initialize_lock): Likewise.
2809 (File_read::release): Only increment counts when using --stats.
2810 Use a lock around the increment.
2811 * parameters.cc (class Set_parameters_target_once): Define.
2812 (set_parameters_target_once): New static variable.
2813 (Parameters::Parameters): Move here from parameters.h.
2814 (Parameters::set_target): Rewrite.
2815 (Parameters::set_target_once): New function.
2816 (Parameters::clear_target): Move here and rewrite.
2817 * parameters.h (class Parameters): Update declarations. Add
2818 set_parameters_target_once_ field.
2819 (Parameters::Parameters): Move to parameters.cc.
2820 (Parameters::clear_target): Likewise.
2821 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2823 (Start_group::~Start_group): New function.
2824 (Start_group::is_runnable): New function.
2825 (Start_group::locks, Start_group::run): New functions.
2826 (Finish_group::run): Change saw_undefined to size_t.
2827 * readsyms.h (class Start_group): Define.
2828 (class Finish_group): Change saw_undefined_ field to size_t.
2829 (Finish_group::Finish_group): Remove saw_undefined and
2830 this_blocker parameters. Change all callers.
2831 (Finish_group::set_saw_undefined): New function.
2832 (Finish_group::set_blocker): New function.
2833 * symtab.h (class Symbol_table): Change saw_undefined to return
2834 size_t. Change saw_undefined_ field to size_t.
2835 * target-select.cc (Set_target_once::do_run_once): New function.
2836 (Target_selector::Target_selector): Initialize set_target_once_
2837 field. Don't initialize lock_ and initialize_lock_ fields.
2838 (Target_selector::instantiate_target): Rewrite.
2839 (Target_selector::set_target): New function.
2840 * target-select.h (class Set_target_once): Define.
2841 (class Target_selector): Update declarations. Make
2842 Set_target_once a friend. Remove lock_ and initialize_lock_
2843 fields. Add set_target_once_ field.
2845 2010-02-10 Ian Lance Taylor <iant@google.com>
2847 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2849 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2850 (queue_middle_tasks): Add all blockers before queueing any tasks.
2851 (queue_final_tasks): Likewise.
2852 * token.h (Task_token::add_blockers): New function.
2853 * object.h (Input_objects::number_of_relobjs): New function.
2855 2010-02-10 Ian Lance Taylor <iant@google.com>
2857 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2858 shared, not if not position independent.
2859 * x86_64.cc (Relocate::relocate_tls): Likewise.
2860 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2861 (tls_pie_pic_test): New target.
2862 * testsuite/Makefile.in: Rebuild.
2864 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2865 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2866 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2867 * testsuite/Makefile.in: Rebuild.
2869 2010-02-09 David S. Miller <davem@davemloft.net>
2871 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2872 R_SPARC_RELATIVE using ->add_local_relative().
2873 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2875 * output.h (Output_data_dynamic::add_section_size): New method
2876 that takes two Output_data objects.
2877 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2878 entry param. Handle it in initializers.
2879 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2880 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2881 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2883 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2884 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2885 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2886 for dynrel_includes_plt.
2887 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2888 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2889 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2891 (Target_sparc::do_finalize_sections): Update to pass true for
2892 dynrel_includes_plt.
2893 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2894 output before .rela.plt
2895 (Target_powerpc::do_finalize_sections): Update to pass true for
2896 dynrel_includes_plt when 32-bit.
2898 2010-02-08 Doug Kwan <dougkwan@google.com>
2900 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2902 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2903 Arm_relobj::scan_section_for_cortex_a8_stubs,
2904 Arm_relobj::do_relocation_section): Instead of calling
2905 Output_section::output_address, use faster
2906 Arm_relobj::simple_input_section_output_address.
2908 2010-02-08 David S. Miller <davem@davemloft.net>
2910 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2911 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2912 relocation helper function.
2914 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2915 just like R_SPARC_GOT{10,13,22}.
2916 (Target_sparc::Scan::local): Likewise.
2917 (Target_sparc::Relocate:relocate): Likewise.
2919 2010-02-06 Ian Lance Taylor <iant@google.com>
2921 * configure.ac: Rewrite targetobjs duplicate removal code to use
2922 only shell constructs.
2923 * configure: Rebuild.
2925 2010-02-05 Doug Kwan <dougkwan@google.com>
2928 * arm.cc (Arm_relobj::section_is_scannable): New method.
2929 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2930 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2932 2010-02-04 Doug Kwan <dougkwan@google.com>
2935 * arm-reloc-property.cc (cstdio): Include.
2936 * configure.ac (targetobjs): Remove duplicates.
2937 * configure: Regenerate.
2938 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2939 big and little endian version for a given address size.
2941 2010-02-03 Doug Kwan <dougkwan@google.com>
2943 * arm-reloc-property.cc
2944 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2946 * arm-reloc-property.h
2947 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2948 New method definition.
2949 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2951 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2953 (GOT_PREL): Change implemented to Y.
2954 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2955 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2956 (Arm_relocate_functions::movw_abs_nc): Remove method.
2957 (Arm_relocate_functions::movt_abs): Ditto.
2958 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2959 (Arm_relocate_functions::thm_movt_abs): Ditto.
2960 (Arm_relocate_functions::movw_rel_nc): Ditto.
2961 (Arm_relocate_functions::movw_rel): Ditto.
2962 (Arm_relocate_functions::movt_rel): Ditto.
2963 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2964 (Arm_relocate_functions:thm_movw_rel): Ditto.
2965 (Arm_relocate_functions:thm_movt_rel): Ditto.
2966 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2967 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2968 New method definitions.
2969 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2970 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2971 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2972 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2973 (Target_arm::Relocate::relocate): Check for non-static or
2974 unimplemented relocation code and exit early. Change calls to
2975 Target_arm::reloc_uses_thumb_bit and
2976 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2977 instead. Refactor code to handle similar relocations to increase
2978 code sharing. Remove check for unsupported relocation code in switch
2980 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2981 relocation property table to find out size. Change error message to
2982 print out the name of a relocation code instead of the numeric value.
2983 (Target_arm::scan_reloc_for_stub): Use relocation property table
2984 instead of calling Target_arm::reloc_uses_thumb_bit().
2986 2010-02-02 Doug Kwan <dougkwan@google.com>
2988 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2989 types of relaxed input section.
2991 2010-02-02 Doug Kwan <dougkwan@google.com>
2993 * Makefile.am (HFILES): Add arm-reloc-property.h.
2995 (TARGETSOURCES): Add arm-reloc-property.cc
2996 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2997 (libgold_a_SOURCES): $(DEFFILES)
2998 * Makefile.in: Regenerate.
2999 * arm-reloc-property.cc: New file.
3000 * arm-reloc-property.h: New file.
3001 * arm-reloc.def: New file.
3002 * arm.cc: Update comments.
3003 (arm-reloc-property.h): New included header.
3004 (arm_reloc_property_table): New global variable.
3005 (Target_arm::do_select_as_default_target): New method definition.
3006 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3007 arm-reloc-property to targ_extra_obj.
3008 * parameters.cc (set_parameters_target): Call
3009 Target::select_as_default_target().
3010 * target.h (Target::select_as_default_target): New method definition.
3011 (Target::do_select_as_default_target): Same.
3013 2010-02-01 Doug Kwan <dougkwan@google.com>
3015 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3016 first_output_text_section_.
3017 (Arm_exidx_fixup::first_output_text_section): New method definition.
3018 (Arm_exidx_fixup::first_output_text_section_): New data member.
3019 (Arm_exidx_fixup::process_exidx_section): Record the first text
3020 output section seen.
3021 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3022 and entsize in output section header.
3024 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3026 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3027 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3028 (Arm_relocate_functions::thm_alu11): New Method.
3029 (Arm_relocate_functions::thm_pc8): New Method.
3030 (Arm_relocate_functions::thm_pc12): New Method.
3031 (Target_arm::Scan::local): Handle the relocations.
3032 (Target_arm::Scan::global): Likewise.
3033 (Target_arm::Relocate::relocate): Likewise.
3034 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3036 2010-01-29 Doug Kwan <dougkwan@google.com>
3038 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3039 of relocation types as ld.
3041 2010-01-29 Doug Kwan <dougkwan@google.com>
3043 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3045 (Arm_relocate_functions::thumb_branch_common): Ditto.
3046 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3047 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3048 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3049 Arm_relocate_functions::jump24): Remove.
3050 (Target_arm::Relocate::relocate): Adjust code to call
3051 Arm_relocation_functions::arm_branch_common and
3052 Arm_relocation_functions::thumb_branch_common instead of their removed
3053 wrappers. Merge switch-cases together to reduce source code size.
3055 2010-01-29 Doug Kwan <dougkwan@google.com>
3057 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3058 output_local_symbol_count_needs_update_.
3059 (Arm_relobj::output_local_symbol_count_needs_update,
3060 Arm_relobj::set_output_local_symbol_count_needs_update,
3061 Arm_relobj::update_output_local_symbol_count): New methods.
3062 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3064 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3065 of pointed function as in a R_ARM_PREL31 relocation.
3066 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3067 for output local symbol count updating.
3068 (Target_arm::do_relax): Update output local symbol counts in objects
3070 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3072 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3074 * arm.cc: Added support for the ARM relocations:
3075 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3076 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3077 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3079 (Arm_relocate_functions::movw_rel): New method.
3080 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3081 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3083 (Arm_relocate_functions::thm_movw_rel): New method.
3084 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3086 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3088 (Target_arm::Scan::global): Likewise.
3089 (Target_arm::Relocate::relocate): Likewise.
3090 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3093 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3095 * arm.cc: Added support for ARM group relocations.
3096 (Target_arm::reloc_needs_sym_origin): New method.
3097 (Arm_relocate_functions::calc_grp_kn): New method.
3098 (Arm_relocate_functions::calc_grp_residual): New method.
3099 (Arm_relocate_functions::calc_grp_gn): New method.
3100 (Arm_relocate_functions::arm_grp_alu): New Method.
3101 (Arm_relocate_functions::arm_grp_ldr): New Method.
3102 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3103 (Arm_relocate_functions::arm_grp_ldc): New Method.
3104 (Target_arm::Scan::local): Handle the ARM group relocations.
3105 (Target_arm::Scan::global): Likewise.
3106 (Target_arm::Relocate::relocate): Likewise.
3107 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3110 2010-01-26 Doug Kwan <dougkwan@google.com>
3112 * arm.cc (set): Include.
3113 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3115 (Arm_output_section::Text_section_list): New type.
3116 (Arm_output_section::append_text_sections_to_list): New method.
3117 (Arm_output_section::fix_exidx_coverage): Ditto.
3118 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3119 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3120 Relobj::set_section_offset() instead of
3121 Sized_relobj::invalidate_section_offset().
3122 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3123 parameter for section headers. Ignore relocation sections for
3124 unallocated sections and EXIDX sections.
3125 (Target_arm::fix_exidx_coverage): New method.
3126 (Target_arm::output_section_address_less_than): New type.
3127 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3128 linked text section instead of the EXIDX section.
3129 (Arm_output_section::create_stub_group): Add an assertion to check
3130 that this is not an EXIDX output section.
3131 (Arm_output_section::append_text_sections_to_list): New method.
3132 (Arm_output_section::fix_exidx_coverage): Ditto.
3133 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3134 Arm_relobj::section_needs_reloc_stub_scanning.
3135 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3137 (Target_arm::fix_exidx_coverage): New method.
3138 * object.h (Relobj::set_output_section): New method.
3139 (Sized_relobj::invalidate_section_offset): Remove method.
3140 (Sized_relobj::do_invalidate_section_offset): Remove method.
3141 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3143 2010-01-25 Doug Kwan <dougkwan@google.com>
3145 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3146 Fix warning due to signed and unsigned comparison on a 32-bit host.
3148 2010-01-22 Doug Kwan <dougkwan@google.com>
3150 * arm.cc (Target_arm::do_relax): Record an output section for section
3151 offset adjustment it contains any stub table that has changed.
3152 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3153 offsets in an output section if necessary.
3154 * output.cc (Output_section::Output_section): Initialize
3155 section_offsets_need_adjustments_.
3156 (Output_section::add_input_section_for_script): Renamed to
3157 Output_section::add_simple_input_section.
3158 (Output_section::save_states): Add a comment.
3159 (Output_section::discard_states): New method defintion.
3160 (Output_section::adjust_section_offsets): Same.
3161 * output.h (Output_section::add_input_section_for_script): Renamed to
3162 Output_section::add_simple_input_section.
3163 (Output_section::discard_states): New method declaration.
3164 (Output_section::adjust_section_offsets): Same.
3165 (Output_section::section_offsets_need_adjustment,
3166 Output_section::set_section_offsets_need_adjustment): New method
3168 (Output_section::section_offsets_need_adjustment_): New data member.
3169 * script-sections.cc
3170 (Output_section_element_input::set_section_address): Adjust code for
3171 renaming of Output_section::add_input_section_for_script.
3172 (Orphan_output_section::set_section_address): Same.
3174 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3176 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3177 Fix_v4bx enum values .
3178 * gold/options.h (General_options): New option definitions.
3179 (General_options::fix_v4bx): New method.
3180 (General_options::Fix_v4bx): New enum.
3181 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3182 (General_options::parse_fix_v4bx_interworking): New method.
3184 2010-01-22 Doug Kwan <dougkwan@google.com>
3186 * arm.cc (Arm_exidx_fixup): New class.
3188 2010-01-21 Doug Kwan <dougkwan@google.com>
3190 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3192 (Arm_exidx_section_offset_map): New type.
3194 2010-01-21 Doug Kwan <dougkwan@google.com>
3196 * arm.cc (Arm_exidx_input_section): New class.
3197 (Arm_relobj::exidx_input_section_by_link,
3198 Arm_relobj::exidx_input_section_by_shndx,
3199 Arm_relobj::make_exidx_input_section): New methods.
3200 (read_arm_attributes_section): Remove.
3201 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3202 information about them.
3203 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3206 2010-01-20 Doug Kwan <dougkwan@google.com>
3208 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3209 Input_section_specifier to Section_id.
3210 (Target_arm::new_arm_input_section: Adjust code for change of key
3212 (Target_arm::find_arm_input_section): Ditto.
3213 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3214 (Section_id): Remove.
3215 (Garbage_collection::Section_id_hash): Remove.
3216 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3217 (Section_id): Remove.
3218 (Icf::Section_id_hash): Remove.
3219 * object.h (Section_id, Const_section_id, Section_id_hash,
3220 Const_section_id_hash): New type definitions.
3221 * output.cc (Output_section::add_relaxed_input_section): Change to
3222 use Const_section_id instead of Input_section_specifier as key type.
3223 (Output_section::add_merge_input_section): Ditto.
3224 (Output_section::build_relaxation_map): Change to use Section_id
3225 instead of Input_section_specifier as key type.
3226 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3228 (Output_section::convert_input_sections_to_relaxed_sections): Change
3229 to use Const_section_id instead of Input_section_specifier as key type.
3230 (Output_section::find_merge_section): Ditto.
3231 (Output_section::find_relaxed_input_section): Ditto.
3232 * output.h (Input_section_specifier): Remove class.
3233 (Output_section::Output_section_data_by_input_section_map): Change
3234 key type to Const_section_id.
3235 (Output_section::Output_relaxed_input_section_by_input_section_map):
3237 (Output_section::Relaxation_map): Change key type to Section_id.
3239 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3241 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3242 (class Arm_v4bx_stub): New class.
3243 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3244 (Stub_factory::make_arm_v4bx_stub): New method.
3245 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3246 (Stub_table::empty): Handle v4bx stubs.
3247 (Stub_table::add_arm_v4bx_stub): New method.
3248 (Stub_table::find_arm_v4bx_stub): New method.
3249 (Arm_relocate_functions::v4bx): New method.
3250 (Target_arm::fix_v4bx): New method.
3251 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3252 (Stub_table::relocate_stubs): Likewise.
3253 (Stub_table::do_write): Likewise.
3254 (Stub_table::update_data_size_and_addralign): Likewise.
3255 (Stub_table::finalize_stubs): Likewise.
3256 (Target_arm::Scan::local): Likewise.
3257 (Target_arm::Scan::global): Likewise.
3258 (Target_arm::do_finalize_sections): Likewise.
3259 (Target_arm::Relocate::relocate): Likewise.
3260 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3262 (Target_arm::scan_reloc_for_stub): Likewise.
3263 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3265 2010-01-19 Ian Lance Taylor <iant@google.com>
3267 * output.cc (Output_section_headers::do_sized_write): Write large
3268 segment count to sh_info field.
3269 (Output_file_header::do_sized_write): For large segment count,
3270 write PN_XNUM to e_phnum field.
3272 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3274 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3275 (Arm_relocate_functions::thm_jump8): New function.
3276 (Arm_relocate_functions::thm_jump11): New function.
3277 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3279 (Target_arm::Scan::global): Likewise.
3280 (Target_arm::Relocate::relocate): Likewise.
3281 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3284 2010-01-14 Doug Kwan <dougkwan@google.com>
3286 * arm.cc (map, utility): Include headers.
3287 (Target_arm::apply_cortex_a8_workaround): New method.
3288 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3289 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3290 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3291 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3292 the --[no-]fix-cortex-a8 command line options.
3293 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3294 (Target_arm::relocate_stub): Use addend in instruction template.
3295 * options.h (DEFINE_bool): Set the user-set flag.
3296 (General_options): Add --[no-]-fix-cortex options.
3297 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3298 : Update fast look-up map after conversion.
3300 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3302 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3303 in the first pass of do_layout.
3305 2010-01-13 Doug Kwan <dougkwan@google.com>
3307 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3308 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3309 apparent compiler problem of not folding static constant integral
3310 data members of elfcpp::Elf_sizes<32>.
3312 2010-01-13 Doug Kwan <dougkwan@google.com>
3314 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3315 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3316 Arm_relobj::scan_section_for_cortex_a8_erratum,
3317 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3318 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3319 sections to scan for relocation stubs into a new method
3320 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3321 relocation and Cortex-A8 stub scanning.
3322 (Target_arm::do_relax): Force stubs to be after stubbed sections
3323 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3324 the beginning of a new relaxation pass. Update a comment.
3325 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3327 2010-01-12 Ian Lance Taylor <iant@google.com>
3329 * target-reloc.h (visibility_error): New inline function.
3330 (relocate_section): Call visibility_error.
3331 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3332 (MOSTLYCLEANFILES): Likewise.
3333 (protected_4_pic.o, protected_3.err): New targets.
3334 * testsuite/protected_4.cc: New file.
3336 2010-01-12 Doug Kwan <dougkwan@google.com>
3338 * arm.cc (Cortex_a8_reloc): New class.
3339 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3340 and cortex_a8_relocs_info_.
3341 (Target_arm::fix_cortex_a8): New method definition.
3342 (Target_arm::Cortex_a8_relocs_info): New type.
3343 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3344 New data member declarations.
3345 (Target_arm::scan_reloc_for_stub): Record information about
3346 relocations for THUMB branches that might be exempted from the
3347 Cortex-A8 workaround.
3348 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3349 at the beginning of a relaxation pass.
3351 2010-01-12 Doug Kwan <dougkwan@google.com>
3353 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3354 (Arm_relobj::Mapping_symbol_position,
3355 Arm_reloj::Mapping_symbol_position_less,
3356 Arm_relobj::Mapping_symbols_info): New types.
3357 (Target_arm::is_mapping_symbol_name): New method definition.
3358 (Arm_relobj::do_count_local_symbols): Save information about mapping
3361 2010-01-11 Doug Kwan <dougkwan@google.com>
3363 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3364 Arm_relocate_functions::thumb32_branch_upper,
3365 Arm_relocate_functions::thumb32_branch_lower,
3366 Arm_relocate_functions::thumb32_cond_branch_offset,
3367 Arm_relocate_functions::thumb32_cond_branch_upper,
3368 Arm_relocate_functions::thumb32_cond_branch_lower,
3369 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3370 branch offset encoding.
3371 (Arm_relocate_functions::thumb_branch_common): Use new branch
3372 offset encoding methods to avoid code duplication.
3373 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3374 (Stub_addend_reader::operator()): Use new branch encoding method
3375 to avoid code duplication.
3377 2010-01-11 Doug Kwan <dougkwan@google.com>
3379 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3380 (Target_arm::do_finalize_sections): Define special EXIDX section
3381 symbols only if referenced.
3382 * gc.h (Garbage_collection::add_reference): New method.
3383 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3386 2010-01-11 Ian Lance Taylor <iant@google.com>
3388 * script.cc (Version_script_info::build_expression_list_lookup):
3389 Change complaing about duplicate wildcard match from error to
3392 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3394 (Version_script_info::Version_script_info): Initialize globs_,
3395 default_version_, default_is_global_, and exact_. Don't
3396 initialize globals_ or locals_.
3397 (Version_script_info::build_lookup_tables): Build local symbols
3399 (Version_script_info::unquote): New function.
3400 (Version_script_info::add_exact_match): New function.
3401 (Version_script_info::build_expression_list_lookup): Remove lookup
3402 parameter. Add is_global parameter. Change all callers. Handle
3403 wildcard pattern specially. Unquote pattern. Call
3405 (Version_script_info::get_name_to_match): New function.
3406 (Version_script_info::get_symbol_version): New function.
3407 (Version_script_info::get_symbol_version_helper): Remove.
3408 (Version_script_info::check_unmatched_names): Call unquote.
3409 * script.h (class Version_script_info): Change get_symbol_version
3410 to be non-inline and add is_global parameter; change all callers.
3411 Rewrite symbol_is_local. Update declarations. Define struct
3412 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3413 Remove globals_ and locals_ members. Add exact_, globs_,
3414 default_version_, is_global_.
3415 (Version_script_info::Glob): Remove pattern, add expression and
3416 is_global. Update constructor. Change all callers.
3417 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3419 (Versions::symbol_section_contents): If a symbol is undefined, or
3420 defined in a dynamic object, set the version index to
3422 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3424 (Symbol_table::add_from_pluginobj): Likewise.
3425 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3427 2010-01-11 Doug Kwan <dougkwan@google.com>
3429 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3430 (incremental_dump_LDADD): Add linking option for libintl.
3431 * Makefile.in: Regenerate.
3433 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3436 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3438 * testsuite/Makefile.in: Regenerated.
3440 2010-01-10 Doug Kwan <dougkwan@google.com>
3442 * options.h (DEFINE_var): Use parentheses around argument varname__
3443 in macro body to avoid any unintended subsequent substitutions.
3445 2010-01-10 Ian Lance Taylor <iant@google.com>
3447 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3448 candidates before doing symbol resolution.
3450 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3451 ODR candidates if only one is weak.
3453 2010-01-08 Ian Lance Taylor <iant@google.com>
3455 * script.cc (Version_script_info::build_expression_list_lookup):
3456 Don't warn about ambiguous version, just record the ambiguity.
3457 (Version_script_info::get_symbol_version_helper): Give error if
3458 version is ambiguous.
3460 2010-01-08 Doug Kwan <dougkwan@google.com>
3462 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3463 prev_data_size_ and prev_addralign_. Remove initializer for
3464 deleted data member has_been_changed_.
3465 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3466 to determine if the table is empty.
3467 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3469 (Stub_table::add_reloc_stub): Define method in class definition
3470 instead of just declaring it there.
3471 (Stub_table::add_cortex_a8_stub): New method definition.
3472 (Stub_table::update_data_size_and_addralign): Ditto.
3473 (Stub_table::finalize_stubs): Ditto.
3474 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3475 (Stub_table::do_addralign_): Return address alignment in the
3476 (Stub_table::do_reset_address_and_file_offset): Define method in
3477 class definition instead of declaring it there. Set current data
3478 size to be the data size of the previous pass.
3479 (Stub_table::set_final_data_size): Use current data size as the
3481 (Stub_table::relocate_stub): Change parameter type of stub from
3482 Reloc_stub pointer to Stub pointer.
3483 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3484 (Stub_table::Cortex_a8_stub_list): New typedef.
3485 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3486 Stub_table::prev_addralign_): New data member.
3487 (Arm_relobj::Arm_relobj): Initialize data member
3488 section_has_cortex_a8_workaround_.
3489 (Arm_relobj::section_has_cortex_a8_workaround,
3490 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3492 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3494 (Target_arm::relocate_stub): Change parameter type of stub from
3495 Reloc_stub pointer to Stub pointer.
3496 (Insn_template::size, Insn_template::alignment): Handle
3497 THUMB16_SPECIAL_TYPE.
3498 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3499 Stub_table::update_data_size_and_addralign,
3500 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3502 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3503 (Stub_table::do_write): Ditto.
3504 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3506 2010-01-08 Ian Lance Taylor <iant@google.com>
3509 * symtab.h (class Symbol): Remove fields is_target_special_ and
3510 has_plt_offset_. Add field is_defined_in_discarded_section_.
3511 (Symbol::is_defined_in_discarded_section): New function.
3512 (Symbol::set_is_defined_in_discarded_section): New function.
3513 (Symbol::has_plt_offset): Rewrite.
3514 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3515 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3516 Don't initialize is_target_special_ or has_plt_offset_.
3517 Initialize is_defined_in_discarded_section_.
3518 (Symbol_table::add_from_relobj): If appropriate, set
3519 is_defined_in_discarded_section.
3520 * resolve.cc (Symbol::override_base_with_special): Don't test
3521 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3522 * target-reloc.h (relocate_section): Do special handling for
3523 symbols defined in discarded sections for global symbols as well
3526 2010-01-08 Ian Lance Taylor <iant@google.com>
3528 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3529 the SHT_SYMTAB case.
3531 2010-01-08 Ian Lance Taylor <iant@google.com>
3533 * object.cc (Sized_relobj::do_layout): Don't get confused if
3534 layout_eh_frame returns NULL.
3536 2010-01-08 Ian Lance Taylor <iant@google.com>
3539 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3540 dynamic symbol table, use the normal symbol table.
3541 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3544 2010-01-08 Ian Lance Taylor <iant@google.com>
3547 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3550 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3552 * version.cc (print_version): Change to "Copyright 2010".
3554 2010-01-08 Ian Lance Taylor <iant@google.com>
3558 * i386.cc (class Target_i386): Change return type of plt_section
3560 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3561 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3562 tls_desc_rel_ field.
3563 (Output_data_plt_i386::rel_tls_desc): New function.
3564 (Target_i386::rel_tls_desc_section): New function.
3565 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3566 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3567 R_386_TLS_DESC reloc in rel_tls_desc_section.
3568 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3569 Define struct Tlsdesc_info.
3570 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3571 (Target_x86_64::do_reloc_symbol_index): New function.
3572 (Target_x86_64::add_tlsdesc_info): New function.
3573 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3574 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3576 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3578 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3579 (Target_x86_64::rela_tlsdesc_section): New function.
3580 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3582 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3583 (Target_x86_64::do_reloc_addend): New function.
3584 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3585 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3586 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3587 (Output_reloc::type): New function.
3588 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3589 (Output_reloc::is_target_specific): New function.
3590 (Output_reloc::target_arg): New function.
3591 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3592 absolute relocs and target specific relocs.
3593 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3594 add_target_specific.
3595 (class Output_data_reloc) [SHT_RELA]: Likewise.
3596 * output.cc (Output_reloc::Output_reloc): Add four new versions
3597 for absolute relocs and target specific relocs.
3598 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3599 (Output_reloc::get_symbol_index): Likewise.
3600 (Output_reloc::local_section_offset): Check that local_sym_index_
3601 is not TARGET_CODE or 0.
3602 (Output_reloc::symbol_value): Likewise.
3603 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3605 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3606 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3608 * layout.cc (add_target_dynamic_tags): Use output section for
3609 DT_PLTRELSZ and DT_JMPREL.
3611 2010-01-07 Ian Lance Taylor <iant@google.com>
3614 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3616 (class Output_data_reloc_generic): Define.
3617 (class Output_data_reloc_base): Change base class to
3618 Output_data_reloc_generic. Change add() method to call
3619 bump_relative_reloc_count for a relative reloc. Remove
3621 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3623 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3624 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3626 * layout.h (class Layout): Update declaration.
3628 2010-01-07 Ian Lance Taylor <iant@google.com>
3630 * output.h (class Output_data): Add const version of
3631 output_section and do_output_section.
3632 (class Output_section_data): Add const version of
3634 (class Output_section): Likewise.
3635 * layout.cc (Layout::add_target_dynamic_tags): New function.
3636 * layout.h (class Layout): Update declarations.
3637 * arm.cc (Target_arm::do_finalize_sections): Use
3638 add_target_dynamic_tags.
3639 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3640 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3641 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3642 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3644 2010-01-07 Ian Lance Taylor <iant@google.com>
3647 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3650 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3651 Ian Lance Taylor <iant@google.com>
3654 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3655 Xindex::read_symtab_xindex.
3657 2010-01-07 Doug Kwan <dougkwan@google.com>
3659 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3660 (Insn_template::thumb16_bcond_insn): New method declaration.
3661 (Insn_template): Fix spelling.
3662 (Stub::thumb16_special): New method declaration.
3663 (Stub::do_write): Define virtual method which was previously pure
3665 (Stub::do_thumb16_special): New method declaration.
3666 (Stub::do_fixed_endian_write): New template member.
3667 (Reloc_stub::do_write): Remove.
3668 (Reloc_stub::do_fixed_endian_write): Remove.
3669 (Cortex_a8_stub): New class definition.
3670 (Stub_factory::make_cortex_a8_stub): New method definition.
3671 (Stub_factory::Stub_factory): Add missing static storage class
3672 qualifier for elf32_arm_stub_a8_veneer_blx.
3674 2010-01-07 Ian Lance Taylor <iant@google.com>
3677 * options.h (class General_options): Add --warn-unresolved-symbols
3678 and --error-unresolved-symbols.
3679 * errors.cc (Errors::undefined_symbol): Implement
3680 --warn-unresolved-symbols.
3682 * options.h (class General_options): Add -z text and -z textoff.
3683 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3685 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3687 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3688 (Garbage_collection::cident_sections): New function.
3689 (Garbage_collection::add_cident_section): New function.
3690 (Garbage_collection::cident_sections_): New member.
3691 (gc_process_relocs): Add references to sections whose names are C
3693 * gold.h (cident_section_start_prefix): New constant.
3694 (cident_section_stop_prefix): New constant.
3695 (is_cident): New function.
3696 * layout.cc (Layout::define_section_symbols): Replace string constants
3697 with the newly defined constants.
3698 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3700 * testsuite/Makefile.am: Add gc_orphan_section_test.
3701 * testsuite/Makefile.in: Regenerate.
3702 * testsuite/gc_orphan_section_test.cc: New file.
3703 * testsuite/gc_orphan_section_test.sh: New file.
3705 2010-01-06 Ian Lance Taylor <iant@google.com>
3708 * options.h (class General_options): Add --warn-shared-textrel.
3709 * layout.cc (Layout::finish_dynamic_section): Implement
3710 --warn-shared-textrel.
3713 * options.h (class General_options): Add --warn-multiple-gp.
3715 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3717 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3718 $(THREADSLIB) and $(LIBDL).
3719 * Makefile.in: Rebuild.
3721 2010-01-06 Ian Lance Taylor <iant@google.com>
3724 * options.cc (General_options::parse_section_start): New function.
3725 (General_options::section_start): New function.
3726 (General_options::General_options): Initialize all members.
3727 * options.h: Include <map>
3728 (class General_options): Add --section-start. Add section_starts_
3730 * layout.cc (Layout::attach_allocated_section_to_segment): If
3731 --section-start was used, set the address of the segment. Remove
3732 local sort_sections.
3733 (Layout::relaxation_loop_body): If the address of the load segment
3734 has been set by --section-start, don't use it.
3735 * output.h (Output_segment::update_flags_for_output_section): New
3737 * output.cc (Output_segment::add_output_section): Call
3738 update_flags_for_output_section.
3740 2010-01-05 Ian Lance Taylor <iant@google.com>
3743 * options.h (class General_options): Add --undefined-version.
3744 * script.cc (struct Version_expression): Add was_matched_by_symbol
3746 (Version_script_info::matched_symbol): New function.
3747 (Version_script_info::get_symbol_version_helper): Call
3749 (Version_script_info::check_unmatched_names): New function.
3750 * script.h (class Version_script_info): Update declarations.
3751 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3753 * options.h (class General_options): Use DEFINE_bool_alias for
3754 allow_multiple_definition.
3755 * resolve.cc (Symbol_table::should_override): Don't test
3756 allow_multiple_definition.
3759 * options.h (class General_options): Add --cref.
3760 * main.cc (main): Print cref table if --cref. Don't close mapfile
3761 until after printing cref table.
3762 * cref.cc: Include "symtab.h".
3763 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3764 (Cref_table_compare::operator()): New function.
3765 (Cref_inputs::gather_cref): New function.
3766 (filecol): New static const.
3767 (Cref_inputs::print_cref): New function.
3768 (Cref::print_cref): New function.
3769 * cref.h: Include <cstdio>.
3770 (class Cref): Update declarations.
3771 * mapfile.h (Mapfile::file): New function.
3772 * object.h (class Object): Define Symbols. Declare virtual
3773 do_get_global_symbols.
3774 (Object::get_global_symbols): New function.
3775 * object.cc (Input_objects::add_object): Pass object to cref_ if
3777 (Input_objects::archive_start): Likewise.
3778 (Input_objects::archive_stop): Likewise.
3779 (Input_objects::print_cref): New function.
3780 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3781 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3783 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3785 * plugin.h (class Sized_pluginobj): Update declarations.
3787 2010-01-05 Ian Lance Taylor <iant@google.com>
3789 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3790 to is_default_version. Rename insdef to insdefault.
3791 (Symbol_table::add_from_relobj): Rename def to is_default_version
3792 and local to is_forced_local.
3793 (Symbol_table::add_from_pluginobj): Likewise.
3794 (Symbol_table::add_from_dynobj): Likewise.
3795 (Symbol_table::define_special_symbol): Rename insdef to
3798 2010-01-04 Ian Lance Taylor <iant@google.com>
3801 * options.h (class General_options): Add
3802 --allow-multiple-definition and -z muldefs.
3803 * resolve.cc (Symbol_table::should_override): Don't warn about a
3804 multiple symbol definition if --allow-multiple-definition or -z
3808 * options.h (class General_options): Add --add-needed and
3809 --copy-dt-needed-entries. Tweak --as-needed help entry.
3810 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3811 error if --copy-dt-needed-entries aka --add-needed is used and
3812 would cause a change in behaviour.
3815 * options.h (class General_options): Add -G as a short version of
3816 --shared. Add no-op options -assert, -g, and -i.
3818 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3820 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3821 check for .text or .gnu.linkonce.t sections.
3822 * icf.cc (Icf::find_identical_sections): Ditto.
3823 Change the detection for mangled function name within the section
3825 * icf.h (is_section_foldable_candidate): New function.
3827 2009-12-30 Ian Lance Taylor <iant@google.com>
3830 * options.h (class General_options): Permit two dashes with
3831 --retain-symbols-file.
3833 2009-12-30 Ian Lance Taylor <iant@google.com>
3836 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3837 don't put the file header and segment headers in the text
3841 * common.cc (Sort_commons::operator()): Stabilize sort when both
3843 (Symbol_table::do_allocate_commons_list): When allocating common
3844 symbols, skip a symbol which is no longer common.
3845 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3846 an object before checking its type.
3847 * testsuite/common_test_2.c: New file.
3848 * testsuite/common_test_3.c: New file.
3849 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3850 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3851 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3852 (common_test_2_pic.o, common_test_2.so): New targets.
3853 (common_test_3_pic.o, common_test_3.so): New targets.
3854 * testsuite/Makefile.in: Rebuild.
3857 * script.cc (read_input_script): If we see a new SECTIONS clause,
3858 and we have added an input section, give an error.
3859 * layout.h (class Layout): Add have_added_input_section function.
3860 Add have_added_input_section_ field.
3861 * layout.cc (Layout::Layout): Initialize
3862 have_added_input_section_.
3863 (Layout::layout): Set have_added_input_section_.
3864 (Layout::layout_eh_frame): Likewise.
3866 2009-12-30 Ian Lance Taylor <iant@google.com>
3869 * options.h (class General_options): Add --sort-common option.
3870 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3871 * common.cc (Sort_common): Add sort_order parameter to
3872 constructor. Add sort_order_ field.
3873 (Sort_commons::operator): Check sort_order_.
3874 (Symbol_table::allocate_commons): Determine the sort order.
3875 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3877 (Symbol_table::do_allocate_commons_list): Likewise.
3879 2009-12-30 Ian Lance Taylor <iant@google.com>
3882 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3883 symbols from this object, don't change the visibility of an
3885 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3887 2009-12-30 Ian Lance Taylor <iant@google.com>
3890 * script.h (class Version_script_info): Define Language enum.
3891 Update declarations. Define Glob, Exact, and Lookup types. Add
3892 new fields globals_, locals_, and is_finalized_.
3893 * script.cc: Various formatting fixes.
3894 (class Parser_closure): Change language_stack_ from a vector of
3895 std::string to one of Version_script_info::Language. Adjust all
3897 (class Lazy_demangler): Remove.
3898 (struct Version_expression): Change language from std::string to
3899 Version_script_info::Language.
3900 (Version_script_info::Version_script_info): New function.
3901 (Version_script_info::~Version_script_info): Don't call clear.
3902 (Version_script_info::finalize): New function.
3903 (Version_script_info::build_lookup_tables): New function.
3904 (Version_script_info::build_expression_list_lookup): New
3906 (Version_script_info::get_symbol_version_helper): Rewrite to use
3908 (Version_script_info::print_expression_list): Adjust to use
3909 Version_script_info::Language.
3910 (script_push_lex_into_version_mode): Check that the version script
3911 has not been finalized.
3912 (version_script_push_lang): Change language string to
3913 Version_script_info::Language.
3914 * options.cc (Command_line::version_script): New function.
3915 * options.h (class General_options): Add finalize_dynamic_list
3916 function. Change version_script from declaration to definition.
3917 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3918 * testsuite/version_script.map: Remove duplicate def of foo.
3919 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3921 * testsuite/Makefile.in: Rebuild.
3923 2009-12-30 Ian Lance Taylor <iant@google.com>
3926 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3927 if the input symbol index is 0, make the output symbol index 0.
3929 2009-12-30 Ian Lance Taylor <iant@google.com>
3932 * options.h (class General_options): Add -x/--discard-all.
3933 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3934 --discard-all. If the local symbol needs a dynamic entry, check
3935 that before handling --discard-locals.
3937 2009-12-30 Ian Lance Taylor <iant@google.com>
3940 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3942 (Output_segment::add_output_section): Don't change the flags if
3946 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3947 GNU hash table if they need a dynamic value. Otherwise, don't add
3948 them if they are defined in a dynamic object or are forced local.
3950 2009-12-29 Ian Lance Taylor <iant@google.com>
3953 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3954 .gnu.hash table for a 32-bit target.
3957 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3958 regular and a dynamic object only needs a dynamic symbol table
3959 entry if it is externally visible.
3962 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3963 constructor. Add global_offset_table_ field.
3964 (Target_i386::got_section): Set global_offset_table_.
3965 (Target_i386::do_finalize_sections): Set global_offset_table_
3967 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3968 in constructor. Add global_offset_table_ field.
3969 (Target_x86_64::got_section): Set global_offset_table_.
3970 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3973 * layout.cc (Layout::Layout): Initialize increase_relro_.
3974 (Layout::get_output_section): Add is_relro, is_last_relro, and
3975 is_first_non_relro parameters. Change all callers.
3976 (Layout::choose_output_section): Likewise.
3977 (Layout::add_output_section_data): Likewise.
3978 (Layout::make_output_section): Likewise.
3979 (Layout::set_segment_offsets): Clear increase_relro when using a
3981 * layout.h (class Layout): Add increase_relro method. Add
3982 increase_relro_ field. Update declarations.
3983 * output.cc (Output_section::Output_section): Initialize
3984 is_last_relro_ and is_first_non_relro_.
3985 (Output_segment::add_output_section): Group relro sections is
3986 do_sort is true. Handle is_last_relro and is_first_non_relro.
3987 (Output_segment::maximum_alignment): Remove relro handling.
3988 (Output_segment::set_section_addresses): Add increase_relro
3989 parameter. Change all callers. Add initial alignment to align
3990 relro sections on separate page. Remove old relro handling.
3991 (Output_segment::set_section_list_addresses): Remove in_relro
3992 parameter. Change all callers.
3993 (Output_segment::set_offset): Add increase parameter. Change all
3994 callers. Remove old relro handling.
3995 * output.h (class Output_section): Add new methods: is_last_relro,
3996 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3997 Add is_last_relro_ and is_first_non_relro_ fields.
3998 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3999 Create separate .got.plt section. Call increase_relro.
4000 * x86_64.cc (Target_x86_64::got_section): Likewise.
4001 * testsuite/relro_script_test.t: Add .got.plt.
4004 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4005 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4006 (Layout::finalize): Call set_dynamic_symbol_size.
4007 (Layout::set_dynamic_symbol_size): New function.
4008 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4009 set_dynamic_symbol_size.
4012 * output.h (class Output_section): Add is_entsize_zero_ field.
4013 * output.cc (Output_section::Output_section): Initialize
4015 (Output_section::set_entsize): If two different entsizes are
4016 requested, force it to zero.
4017 (Output_section::add_input_section): Set flags for .debug_str
4018 before updating section flags. Set entsize.
4019 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4020 and SHF_STRING if all input sections have those flags.
4022 2009-12-29 Rafael Espindola <espindola@google.com>
4024 * main.cc (main): Fix the sys time reporting.
4025 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4028 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4030 * options.cc (General_options::parse_version): Allow -v to exit
4031 without an error if there is nothing to link.
4033 2009-12-29 Ian Lance Taylor <iant@google.com>
4035 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4036 using a version of gcc before 4.1.
4037 * configure: Rebuild.
4039 2009-12-28 Chris Demetriou <cgd@google.com>
4041 * attributes.cc (Output_attributes_section_data::do_write): Use
4042 std::vector::front rather than std::vector::data.
4044 2009-12-28 Ian Lance Taylor <iant@google.com>
4046 * symtab.h (class Symbol_table): Add enum Defined.
4047 * resolve.cc (Symbol_table::should_override): Add defined
4048 parameter. Change all callers. Test whether object is NULL
4049 before calling a method on it.
4050 (Symbol_table::report_resolve_problem): Add defined parameter.
4052 (Symbol_table::should_override_with_special): Likewise.
4053 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4054 parameter. Change all callers.
4055 (Symbol_table::do_define_in_output_data): Likewise.
4056 (Symbol_table::define_in_output_segment): Likewise.
4057 (Symbol_table::do_define_in_output_segment): Likewise.
4058 (Symbol_table::define_as_constant): Likewise.
4059 (Symbol_table::do_define_as_constant): Likewise.
4060 * script.h (class Symbol_assignment): Add is_defsym parameter to
4061 constructor; change all callers.
4062 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4063 parameter. Change all callers. Add is_defsym_ field.
4064 (class Parser_closure): Add parsing_defsym parameter to
4065 constructor; change all callers. Add parsing_defsym accessor
4066 function. Add parsing_defsym_ field.
4068 2009-12-28 Ian Lance Taylor <iant@google.com>
4070 * gold.cc (queue_middle_tasks): Fix formatting.
4071 * object.cc (Relobj::is_section_name_included): Likewise.
4073 2009-12-23 Ian Lance Taylor <iant@google.com>
4075 * i386.cc (Target_i386::do_calls_non_split): Recognize
4076 -fsplit-stack prologue for a function with a static chain.
4077 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4078 -fsplit-stack prologue when using %r11.
4080 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4082 * options.cc (General_options::parse_version): Make -v continue and do
4083 the link like GNU ld does.
4085 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4087 * Makefile.am (CCFILES): Add timer.cc.
4088 (HFILES): Add timer.h.
4089 * configure.ac: Check for sysconf and times.
4090 * main.cc: include timer.h.
4091 (main): Use Timer instead of get_run_time.
4094 * workqueue.cc: include timer.h.
4095 (Workqueue::find_and_run_task):
4096 Report user, sys and wall time.
4097 * Makefile.in: Regenerate.
4098 * config.in: Regenerate.
4099 * configure: Regenerate.
4101 2009-12-16 Doug Kwan <dougkwan@google.com>
4103 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4105 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4106 relaxed input sections.
4107 * output.cc (Output_section::find_relaxed_input_section): Change
4108 return type to Output_relaxed_input_section pointer. Adjust code
4109 for new type of relaxed_input_section_map_.
4110 * output.h (Output_section::find_relaxed_input_section): Change
4111 return type to Output_relaxed_input_section pointer.
4112 (Output_section::Output_relaxed_input_section_by_input_section_map):
4114 (Output_section::relaxed_input_section_map_): Change type to
4115 Output_section::Output_relaxed_input_section_by_input_section_map.
4116 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4119 2009-12-15 Ian Lance Taylor <iant@google.com>
4121 * layout.cc (Layout::create_shstrtab): Only write out after input
4122 sections if we are compressing debug sections.
4124 2009-12-15 Ian Lance Taylor <iant@google.com>
4126 * archive.cc (Archive::add_symbols): Only look up a symbol without
4127 a version if there is, in fact, a version.
4129 2009-12-14 Ian Lance Taylor <iant@google.com>
4131 Revert -Wshadow changes, all changes from:
4132 2009-12-11 Doug Kwan <dougkwan@google.com>
4133 2009-12-11 Nick Clifton <nickc@redhat.com>
4134 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4136 2009-12-11 Doug Kwan <dougkwan@google.com>
4138 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4140 * attributes.cc (Object_attribute::size): Ditto.
4141 (Attributes_section_data::size): Ditto.
4142 (Attributes_section_data::Attributes_section_data): Ditto.
4143 (Output_attributes_section_data::do_write): Ditto.
4144 * attributes.h (Object_attribute::set_type): Ditto.
4145 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4147 2009-12-11 Nick Clifton <nickc@redhat.com>
4149 * archive.cc: Fix shadowed variable warnings.
4151 * compressed_output.cc: Likewise.
4152 * compressed_output.h: Likewise.
4153 * configure: Likewise.
4154 * dwarf_reader.cc: Likewise.
4155 * dynobj.cc: Likewise.
4156 * dynobj.h: Likewise.
4157 * ehframe.cc: Likewise.
4158 * ehframe.h: Likewise.
4159 * errors.cc: Likewise.
4160 * expression.cc: Likewise.
4161 * fileread.cc: Likewise.
4162 * fileread.h: Likewise.
4163 * freebsd.h: Likewise.
4164 * i386.cc: Likewise.
4166 * incremental.h: Likewise.
4167 * layout.cc: Likewise.
4168 * layout.h: Likewise.
4169 * mapfile.cc: Likewise.
4170 * merge.cc: Likewise.
4171 * merge.h: Likewise.
4172 * object.cc: Likewise.
4173 * object.h: Likewise.
4174 * options.h: Likewise.
4175 * output.cc: Likewise.
4176 * output.h: Likewise.
4177 * parameters.cc: Likewise.
4178 * plugin.cc: Likewise.
4179 * powerpc.cc: Likewise.
4180 * reduced_debug_output.cc: Likewise.
4181 * reduced_debug_output.h: Likewise.
4182 * reloc.cc: Likewise.
4183 * reloc.h: Likewise.
4184 * resolve.cc: Likewise.
4185 * script-sections.cc: Likewise.
4186 * script.cc: Likewise.
4187 * script.h: Likewise.
4188 * sparc.cc: Likewise.
4189 * symtab.cc: Likewise.
4190 * symtab.h: Likewise.
4191 * target-select.cc: Likewise.
4192 * target-select.h: Likewise.
4193 * token.h: Likewise.
4194 * workqueue.cc: Likewise.
4195 * workqueue.h: Likewise.
4196 * x86_64.cc: Likewise.
4198 2009-12-10 Doug Kwan <dougkwan@google.com>
4200 * arm.cc (attributes.h): New include.
4201 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4202 (Arm_relobj::~Arm_relobj): Delete object pointed by
4203 attributes_section_data_.
4204 (Arm_relobj::attributes_section_data): New method definition.
4205 (Arm_relobj::attributes_section_data_): New data member declaration.
4206 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4207 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4208 attributes_section_data_.
4209 (Arm_dynobj::attributes_section_data): New method definition.
4210 (Arm_dynobj::attributes_section_data_): New data member declaration.
4211 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4212 initialization value of may_use_blx_ to false.
4213 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4214 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4215 object attributes to compute results instead of hard-coding.
4216 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4217 Target_arm::get_secondary_compatible_arch,
4218 Target_arm::set_secondary_compatible_arch
4219 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4220 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4221 New method declarations.
4222 (Target_arm::get_aeabi_object_attribute): New method definition.
4223 (Target_arm::attributes_section_data_): New data member declaration.
4224 (read_arm_attributes_section): New template definition.
4225 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4226 (Arm_dynobj::do_read_symbols): Ditto.
4227 (Target_arm::do_finalize_sections): Merge attributes sections from
4228 input. Check for BLX use after attributes section merging.
4229 Fix __exidx_start and __exidx_end visibility. Create an
4230 .ARM.attributes section if necessary.
4231 (Target_arm::get_secondary_compatible_arch,
4232 Target_arm::set_secondary_compatible_arch,
4233 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4234 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4235 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4236 New method definitions.
4238 2009-12-09 Ian Lance Taylor <iant@google.com>
4240 * plugin.cc (Plugin::load): Don't cast from void* to a function
4243 2009-12-09 Ian Lance Taylor <iant@google.com>
4245 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4248 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4250 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4251 Replace two_file_shared_1.so with two_file_shared_2.so.
4252 * testsuite/Makefile.in: Regenerated.
4254 2009-12-08 Doug Kwan <dougkwan@google.com>
4256 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4257 (HFILES): Add attributes.h and int_encoding.h.
4258 * Makefile.in: Regenerate.
4259 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4260 function definitions to int_encoding.cc
4261 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4262 prototypes to int_encoding.h
4263 * reduced_debug_output.cc (int_encoding.h): New include.
4264 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4265 function definitions to int_encoding.cc
4266 (insert_into_vector, read_from_pointer): Move template definitions to
4268 * attributes.cc: New file.
4269 * attributes.h: New file.
4270 * int_encoding.cc: New file.
4271 * int_encoding.h: New file.
4273 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4276 * incremental-dump.cc (dump_incremental_inputs): New.
4277 (main): Use dump_incremental_inputs.
4279 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4282 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4283 checking elfcpp::STT_FUNC.
4284 (Target_i386::Relocate::relocate): Likewise.
4285 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4287 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4288 symbols from shared libraries into normal FUNC symbols.
4290 * symtab.h (Symbol): Add is_func and use it.
4292 2009-12-05 Doug Kwan <dougkwan@google.com>
4294 * arm.cc (Target_arm::arm_info): Initialize new fields
4295 attributes_section and attributes_vendor.
4296 * i386.cc (Target_i386::i386_info): Same.
4297 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4298 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4299 fields attributes_section and attributes_vendor.
4300 * sparc.cc (Target_sparc::sparc_info): Same.
4301 * target.h (Target::attributes_section, Target::attributes_vendor,
4302 Target::is_attributes_section, Target::attribute_arg_type,
4303 Target::attributes_order): New method definitions.
4304 (Target::Target_info::attributes_section,
4305 Target::Target_info::attributes_vendor): New fields.
4306 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4307 virtual method definitions.
4308 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4309 attributes_section and attributes_vendor.
4310 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4312 2009-12-05 Doug Kwan <dougkwan@google.com>
4314 * arm.cc: Update comments about interworking and stub generation.
4315 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4316 considered as non-PIC.
4317 (Arm_relocate_functions::base_abs): Fix formatting.
4318 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4319 of function to use GOT entry address instead of offset.
4320 (Target_arm::Scan::global): Issue an error if a symbol would need a
4321 PLT does not get one because it is untyped. Remove code to create
4322 dynamic symbols for relative branches.
4323 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4324 takes unsigned integer instead of boolean.
4326 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4328 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4329 (two_file_test_LDADD): Likewise.
4330 (common_test_1_LDADD): Likewise.
4331 (exception_test_LDADD) Likewise.
4332 (weak_test_LDADD): Likewise.
4333 (many_sections_test_LDADD): Likewise.
4334 (initpri1_LDADD): Likewise.
4335 (script_test_1_LDADD): Likewise.
4336 (script_test_2_LDADD): Likewise.
4337 (justsyms_LDADD): Likewise.
4338 (binary_test_LDADD): Likewise.
4339 (large_LDADD): Likewise.
4340 * testsuite/Makefile.in: Regenerated.
4342 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4344 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4345 (Symbol_table::override_with_special): Likewise.
4346 (Symbol_table::add_from_object): Likewise.
4348 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4350 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4351 Don't set the data_offset twice.
4353 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4355 * testsuite/Makefile.in: Regenerate.
4357 2009-12-03 Doug Kwan <dougkwan@google.com>
4359 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4360 (Target_arm::do_finalize_sections): Add parameter for symbol table
4361 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4362 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4363 parameter for symbol table pointer.
4364 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4365 an additional parameter for a pointer to symbol table.
4366 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4367 parameter for a symbol table pointer.
4368 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4369 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4371 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4372 parameter for a symbol table pointer.
4374 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4376 * incremental.cc (Incremental_inputs_header)
4377 (Incremental_inputs_header_write, Incremental_inputs_entry)
4378 (Incremental_inputs_entry_write): Move ...
4379 * incremental.h (Incremental_inputs_header)
4380 (Incremental_inputs_header_write, Incremental_inputs_entry)
4381 (Incremental_inputs_entry_write): here.
4383 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4385 * incremental.cc (make_sized_incremental_binary): Set the target.
4386 Error if it is incompatible.
4387 * output.h (Output_file): Add filename method.
4389 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4391 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4392 from the get_* methods.
4394 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4396 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4397 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4398 Write 0 for the data_offset of scripts.
4400 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4402 * testsuite/Makefile.am: Add the incremental_test.sh test.
4403 * testsuite/incremental_test.sh: New.
4404 * testsuite/incremental_test_1.c: New.
4405 * testsuite/incremental_test_2.c: New.
4407 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4409 * incremental-dump.cc (main): Fix typos.
4411 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4414 * incremental-dump.cc (main): Use llu to print 64 bit values.
4416 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4417 H.J. Lu <hongjiu.lu@intel.com>
4419 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4421 (incremental_dump_LDADD): Likewise.
4422 * Makefile.in: Regenerated.
4424 2009-11-25 Doug Kwan <dougkwan@google.com>
4428 2009-11-25 Doug Kwan <dougkwan@google.com>
4430 * arm.cc (Target_arm::Target_arm): Move method definition
4431 outside of class definition. Add code to handle
4432 --target1-rel, --target1-abs and --target2= options.
4433 (Target_arm::get_reloc_reloc_type): Change method to be
4434 non-static and const.
4435 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4436 New data member declaration.
4437 (Target_arm::Scan::local, Target_arm::Scan::global,
4438 Target_arm::Relocate::relocate,
4439 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4440 Adjust call to Target_arm::get_real_reloc_type.
4441 (Target_arm::get_real_reloc_type): Use command line options
4442 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4443 * options.h (--target1-rel, --target1-abs, --target2): New
4446 2009-11-25 Doug Kwan <dougkwan@google.com>
4448 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4449 class definition. Add code to handle --target1-rel, --target1-abs
4450 and --target2= options.
4451 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4453 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4455 (Target_arm::Scan::local, Target_arm::Scan::global,
4456 Target_arm::Relocate::relocate,
4457 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4458 call to Target_arm::get_real_reloc_type.
4459 (Target_arm::get_real_reloc_type): Use command line options to
4460 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4461 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4464 2009-11-25 Doug Kwan <dougkwan@google.com>
4466 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4467 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4468 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4470 (Arm_relocate_functions::thm_call): Replace body with a call to
4471 Arm_relocate_functions::thumb_branch_common.
4472 (Arm_relocate_functions::thm_jump24,
4473 Arm_relocate_functions::thm_xpc22): New method definitions.
4474 (Arm_relocate_functions::thumb_branch_common): New method definition.
4475 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4477 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4478 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4480 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4482 * Makefile.am: Build incremental-dump
4483 * Makefile.in: Regenerate.
4484 * incremental-dump.cc: New.
4485 * incremental.cc (Incremental_inputs_header_data,
4486 Incremental_inputs_entry_data): Move to incremental.h
4487 * incremental.h: (Incremental_inputs_header_data,
4488 Incremental_inputs_entry_data): Move from incremental.cc
4490 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4492 * incremental.cc (Incremental_inputs_header,
4493 Incremental_inputs_header_write, Incremental_inputs_entry,
4494 Incremental_inputs_entry_write): Add a typedef with the data type.
4496 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4498 * incremental.cc (Incremental_inputs_header,
4499 Incremental_inputs_header_write, Incremental_inputs_entry,
4500 Incremental_inputs_entry_write): Update comment about which
4501 type has the filed descriptions.
4503 2009-11-15 Doug Kwan <dougkwan@google.com>
4505 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4506 (Arm_relocate_functions::arm_branch_common): Change method defintion
4507 in class definition to a method declaration and update list of formal
4509 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4510 Arm_relocation_functions::jump24): Adjust call to
4511 Arm_relocate_functions::arm_branch_common. Update list of formal
4513 (Arm_relocate_functions::xpc25): New method definition.
4514 (Arm_relocate_functions::arm_branch_common): Move method defintion
4515 out from class definition. Use stubs for mode-switching and extending
4517 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4518 specially. Change code to enable use of stubs in ARM branches.
4520 2009-11-10 Doug Kwan <dougkwan@google.com>
4522 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4523 in method declaration.
4524 (Target_arm::relocate_stub): New method declaration.
4525 (Target_arm::default_target): Change to return a pointer instead of
4527 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4528 Target_arm::default_target.
4529 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4531 (Target_arm::relocate_section): Adjust view.
4532 (Target_arm::relocate_stub): New method definition.
4534 2009-11-10 Doug Kwan <dougkwan@google.com>
4536 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4538 * incremental.cc (open_incremental_binary): Initialized local
4539 variables to avoid warnings.
4540 * object.cc (make_elf_object): Ditto.
4541 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4544 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4547 * testsuite/plugin_test.c: Include "config.h".
4549 2009-11-09 Doug Kwan <dougkwan@google.com>
4551 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4552 (arm_symbol_value): Remove.
4553 (Arm_relocate_functions::arm_branch_common,
4554 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4555 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4556 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4557 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4558 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4559 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4560 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4561 Arm_relocate_functions::thm_mobw_abs_nc,
4562 Arm_relocate_functions::thm_mov_abs,
4563 Arm_relocate_functions::movw_prel_nc,
4564 Arm_relocate_functions::thm_movt_abs,
4565 Arm_relocate_functions::movt_prel,
4566 Arm_relocate_functions::thm_movw_prel_nc,
4567 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4568 (Target_arm::Relocate::relocate): Only decompose address into two
4569 parts if relocation type uses the thumb-bit and pass the actual
4570 bit instead of a flag indicating that the thumb-bit is used. Adjust
4571 calls to methods in Arm_relocate_functions for this change.
4573 2009-11-08 Ian Lance Taylor <iant@google.com>
4576 * reloc.cc: Instantiate
4577 Sized_relobj::initialize_input_to_output_maps and
4578 Sized_relobj:free_input_to_output_maps.
4580 2009-11-06 Ian Lance Taylor <iant@google.com>
4583 * defstd.cc (in_segment): Set only_if_ref true for "end".
4585 2009-11-06 Doug Kwan <dougkwan@google.com>
4587 * arm.cc (class Reloc_stub): Correct a comment.
4588 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4589 (Target_arm::scan_section_for_stubs): New method declaration.
4590 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4591 Change methods from private to protected.
4592 (Target_arm::do_may_relax): New method definition.
4593 (Target_arm::do_relax, Target_arm::group_sections,
4594 Target_arm::scan_reloc_for_stub,
4595 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4596 (Target_arm::arm_input_section_map_): New data member declaration.
4597 (Target_arm::scan_reloc_for_stub,
4598 Target_arm::scan_reloc_section_for_stubs,
4599 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4600 Target_arm::do_relax): New method definitions.
4602 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4604 * configure.ac: Check for (struct stat)::st_mtim
4605 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4606 * config.in: Regenerate.
4607 * configure: Regenerate.
4609 2009-11-05 Ian Lance Taylor <iant@google.com>
4612 * output.cc (Output_segment::add_output_section): Add missing
4615 2009-11-04 Ian Lance Taylor <iant@google.com>
4618 * object.h (class Object): Add is_needed and set_is_needed
4619 methods. Add is_needed_ field. Make bool fields into bitfields.
4620 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4621 defined in a dynamic object and referenced by a regular object,
4622 set is_needed for the dynamic object.
4623 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4624 if the file is marked with as_needed and it is not needed.
4626 2009-11-04 Ian Lance Taylor <iant@google.com>
4629 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4630 tags if data is discarded by linker script.
4631 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4632 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4633 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4634 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4636 2009-11-04 Ian Lance Taylor <iant@google.com>
4638 * layout.cc (Layout::get_output_section): Add is_interp and
4639 is_dynamic_linker_section parameters. Change all callers.
4640 (Layout::choose_output_section): Likewise.
4641 (Layout::make_output_section): Likewise.
4642 (Layout::add_output_section_data): Add is_dynamic_linker_section
4643 parameter. Change all callers.
4644 * layout.h (class Layout): Update declarations.
4645 * output.h (class Output_section): Add is_interp, set_is_interp,
4646 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4647 Add is_interp_, is_dynamic_linker_section_ fields. Change
4648 generate_code_fills_at_write_ to a bitfield.
4649 * output.cc (Output_section::Output_sections): Initialize new
4651 (Output_segment::add_output_section): Add do_sort parameter.
4654 2009-11-03 Ian Lance Taylor <iant@google.com>
4657 * options.h (class General_options): Add --warn-common.
4658 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4659 merging two common symbols.
4660 (Symbol_table::should_override): Handle --warn-common when merging
4661 a common symbol with a defined symbol. Use report_resolve_problem
4662 for multiple definitions.
4663 (Symbol_table::report_resolve_problem): New function.
4664 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4666 2009-11-03 Doug Kwan <dougkwan@google.com>
4668 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4670 (Target_arm::stub_factory): New method definition.
4671 (Target_arm::new_arm_input_section,
4672 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4673 Target_arm::reloc_uses_thumb_bit): New method declarations.
4674 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4675 New type definitions.
4676 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4677 member declarations.
4678 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4679 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4680 New method definitions.
4682 2009-11-03 Ian Lance Taylor <iant@google.com>
4684 * options.h (class General_options): Add --warn_constructors.
4686 2009-11-03 Ian Lance Taylor <iant@google.com>
4689 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4690 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4692 2009-11-03 Ian Lance Taylor <iant@google.com>
4695 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4696 --msgid-bugs-address.
4697 (install-pdf): New target.
4698 (install-data_yes): Look up one directory to find mkinstalldirs.
4700 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4702 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4705 2009-10-30 Doug Kwan <dougkwan@google.com>
4707 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4709 2009-10-30 Doug Kwan <dougkwan@google.com>
4711 * arm.cc (Stub_addend_reader): New struct template definition
4712 and partial specializations.
4713 (Stub_addend_reader::operator()): New method definition for a
4714 partially specialized template.
4716 2009-10-30 Doug Kwan <dougkwan@google.com>
4718 * arm.cc (Arm_relobj::processor_specific_flags): New method
4720 (Arm_relobj::do_read_symbols): New method declaration.
4721 (Arm_relobj::processor_specific_flags_): New data member declaration.
4722 (Arm_dynobj): New class definition.
4723 (Target_arm::do_finalize_sections): Add input_objects parameter.
4724 (Target_arm::do_adjust_elf_header): New method declaration.
4725 (Target_arm::are_eabi_versions_compatible,
4726 (Target_arm::merge_processor_specific_flags): New method declaration.
4727 (Target_arm::do_make_elf_object): New overloaded method definitions
4729 (Arm_relobj::do_read_symbols): New method definition.
4730 (Arm_dynobj::do_read_symbols): Ditto.
4731 (Target_arm::do_finalize_sections): Add input_objects parameters.
4732 Merge processor-specific flags from all input objects.
4733 (Target_arm::are_eabi_versions_compatible,
4734 Target_arm::merge_processor_specific_flags,
4735 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4736 New method definitions.
4737 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4738 Input_objects pointer type parameter.
4739 * layout.cc (Layout::finalize): Pass input objects to target's.
4740 finalize_sections function.
4741 * output.cc (Output_file_header::do_sized_write): Set ELF file
4742 header's processor-specific flags.
4743 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4744 Input_objects pointer type parameter.
4745 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4746 * target.h (Input_objects): New forward class declaration.
4747 (Target::processor_specific_flags,
4748 Target::are_processor_specific_flags_sect): New method definitions.
4749 (Target::finalize_sections): Add input_objects parameter.
4750 (Target::Target): Initialize processor_specific_flags_ and
4751 are_processor_specific_flags_set_.
4752 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4754 (Target::set_processor_specific_flags): New method definition.
4755 (Target::processor_specific_flags_,
4756 Target::are_processor_specific_flags_set_): New data member
4758 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4759 Input_objects pointer type parameter.
4761 2009-10-30 Doug Kwan <dougkwan@google.com>
4763 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4765 2009-10-28 Ian Lance Taylor <iant@google.com>
4767 * object.h (class Relobj): Drop options parameter from
4768 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4769 do_scan_relocs, do_relocate. Change all callers.
4770 (class Sized_relobj): Drop options parameters from
4771 do_gc_process_relocs, do_scan_relocs, do_relocate,
4772 do_relocate_sections, relocate_sections, emit_relocs_scan,
4773 emit_relocs_scan_reltype. Change all callers.
4774 (struct Relocate_info): Remove options field and all references to
4776 * reloc.h (class Read_relocs): Remove options constructor
4777 parameter and options_ field. Change all callers.
4778 (class Gc_process_relocs, class Scan_relocs): Likewise.
4779 (class Relocate_task): Likewise.
4780 * target-reloc.h (scan_relocs): Remove options parameter. Change
4782 (scan_relocatable_relocs): Likewise.
4783 * target.h (class Sized_target): Remove options parameter from
4784 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4786 * gc.h (gc_process_relocs): Remove options parameter. Change all
4788 * arm.cc: Update functions to remove options parameters.
4789 * i386.cc: Likewise.
4790 * powerpc.cc: Likewise.
4791 * sparc.cc: Likewise.
4792 * x86_64.cc: Likewise.
4793 * testsuite/testfile.cc: Likewise.
4795 2009-10-28 Doug Kwan <dougkwan@google.com>
4797 * arm.cc (Arm_relobj): New class definition.
4798 (Arm_relobj::scan_sections_for_stubs,
4799 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4800 New method definitions.
4802 2009-10-28 Cary Coutant <ccoutant@google.com>
4804 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4805 (Plugin::cleanup_done_): New member.
4806 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4807 (Plugin_manager::cleanup_done_): Remove.
4808 (Plugin_manager::add_input_file): Edit error message.
4809 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4810 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4812 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4814 * fileread.cc: (File_read::View::~View): Use the new
4815 data_ownership_ filed.
4816 (File_read::~File_read): Dispose the new whole_file_view_.
4817 (File_read::open): Mmap the whole file if needed.
4818 (File_read::open): Use whole_file_view_ instead of contents_.
4819 (File_read::find_view): Use whole_file_view_ if applicable.
4820 (File_read::do_read): Use whole_file_view_ instead of contents_.
4821 (File_read::make_view): Use whole_file_view_ instead of contents_,
4822 update File_read::View::View call.
4823 (File_read::find_or_make_view): Update File_read::View::View
4825 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4827 (File_read::View::Data_ownership): New enum.
4828 (File_read::View::View): Replace bool mapped_ with Data_ownership
4830 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4831 (File_read::View::data_ownership_): New field.
4832 (File_read::contents_): Remove (replaced by whole_file_view_).
4833 (File_read::whole_file_view_): New field.
4834 * options.h (class General_options): Add --keep-files-mapped.
4836 2009-10-27 Cary Coutant <ccoutant@google.com>
4838 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4839 * testsuite/Makefile.am (plugin_test_5): New test case.
4840 * testsuite/Makefile.in: Regenerate.
4842 2009-10-25 Doug Kwan <dougkwan@google.com>
4844 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4845 from private to protected to allow access by child class.
4846 (Sized_relobj::do_relocate_sections): New method declaration.
4847 (Sized_relobj::relocate_sections): Virtualize.
4848 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4849 Sized_relobj::relocate_sections. Instantiate template explicitly
4850 for different target sizes and endianity.
4852 2009-10-24 Doug Kwan <dougkwan@google.com>
4854 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4855 (Arm_input_section::as_arm_input_section): New method.
4856 (Arm_output_section): New class definition.
4857 (Arm_output_section::create_stub_group,
4858 Arm_output_section::group_sections): New method definitions.
4860 2009-10-22 Doug Kwan <dougkwan@google.com>
4862 * arm.cc (Arm_input_section): New class definition.
4863 (Arm_input_section::init, Arm_input_section:do_write,
4864 Arm_input_section::set_final_data_size,
4865 Arm_input_section::do_reset_address_and_file_offset): New method
4868 2009-10-21 Doug Kwan <dougkwan@google.com>
4870 * arm.cc (Stub_table, Arm_input_section): New forward class
4872 (Stub_table): New class defintion.
4873 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4874 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4875 New method definition.
4877 2009-10-21 Doug Kwan <dougkwan@google.com>
4879 * arm.cc: Update copyright comments.
4880 (Target_arm): New forward class template declaration.
4881 (Arm_address): New type.
4882 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4883 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4884 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4886 (Insn_template): Same.
4887 (DEF_STUBS): New macro.
4888 (Stub_type): New enum type.
4889 (Stub_template): New class definition.
4892 (Stub_factory): Same.
4893 (Target_arm::Target_arm): Initialize may_use_blx_ and
4894 should_force_pic_veneer_.
4895 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4896 Target_arm::should_force_pic_veneer,
4897 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4898 Target_arm::using_thumb_only, Target_arm:;default_target): New
4900 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4901 New data member declarations.
4902 (Insn_template::size, Insn_template::alignment): New method defintions.
4903 (Stub_template::Stub_template): New method definition.
4904 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4905 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4906 (Stub_factory::Stub_factory): New method definition.
4907 * gold.h (string_hash): New template.
4908 * output.h (Input_section_specifier::hash_value): Use
4910 (Input_section_specifier::string_hash): Remove.
4911 * stringpool.cc (Stringpool_template::string_hash): Use
4914 2009-10-20 Doug Kwan <dougkwan@google.com>
4916 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4917 symbols of relaxed input sections.
4918 * output.h (Output_section::find_relaxed_input_section): Make
4921 2009-10-16 Doug Kwan <dougkwan@google.com>
4923 * dynobj.cc (Versions::Versions): Initialize version_script_.
4924 Only insert base version symbol definition for a shared object
4925 if version script defines any version versions.
4926 (Versions::define_base_version): New method definition.
4927 (Versions::add_def): Check that base version is not needed.
4928 (Versions::add_need): Define base version lazily.
4929 * dynobj.h (Versions::define_base_version): New method declaration.
4930 (Versions::needs_base_version_): New data member declaration.
4931 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4932 (check_DATA): Add no_version_test.stdout.
4933 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4935 * testsuite/Makefile.in: Regenerate.
4936 * testsuite/no_version_test.c: New file.
4937 * testsuite/no_version_test.sh: Ditto.
4939 2009-10-16 Doug Kwan <dougkwan@google.com>
4941 * expression.cc (class Segment_start_expression): New class definition.
4942 (Segment_start_expression::value): New method definition.
4943 (script_exp_function_segment_start): Return a new
4944 Segment_start_expression.
4945 * gold/script-c.h (script_saw_segment_start_expression): New function
4947 * script-sections.cc (Script_sections::Script_sections): Initialize
4948 SAW_SEGMENT_START_EXPRESSION_ to false.
4949 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4950 and -Tbbs options to specify section addresses if given in
4951 command line and no SEGMENT_START expression is seen in a script.
4952 * script-sections.h (Script_sections::saw_segment_start_expression,
4953 Script_sections::set_saw_segment_start_expression): New method
4955 (Script_sections::saw_segment_start_expression_): New data member
4957 * script.cc (script_saw_segment_start_expression): New function.
4958 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4959 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4960 script_test_7.sh and script_test_8.sh.
4961 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4962 script_test_8.stdout.
4963 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4964 (script_test_6, script_test_6.stdout, script_test_7,
4965 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4966 * Makefile.in: Regenerate.
4967 * testsuite/script_test_6.sh: New file.
4968 * testsuite/script_test_6.t: Same.
4969 * testsuite/script_test_7.sh: Same.
4970 * testsuite/script_test_7.t: Same.
4971 * testsuite/script_test_8.sh: Same.
4973 2009-10-16 Doug Kwan <dougkwan@google.com>
4975 * output.cc (Output_segment::set_section_list_address): Cast
4976 expressions to unsigned long long type to avoid format warnings.
4978 2009-10-15 Ian Lance Taylor <iant@google.com>
4980 * script.cc (Script_options::add_symbol_assignment): Always add a
4981 dot assignment to script_sections_.
4982 * script-sections.cc (Script_sections::add_dot_assignment):
4983 Initialize if necessary.
4985 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4986 program headers with no load segment if there is a linker script.
4988 * layout.cc (Layout::set_segment_offsets): Align the file offset
4989 to the segment aligment for -N or -n with no load segment.
4990 * output.cc (Output_segment::add_output_section): Don't crash if
4991 the first section is a TLS section.
4992 (Output_segment::set_section_list_addresses): Print an error
4993 message if the address moves backward in a linker script.
4994 * script-sections.cc
4995 (Output_section_element_input::set_section_addresses): Don't
4996 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4997 (Orphan_output_section::set_section_addresses): Likewise.
4999 2009-10-15 Doug Kwan <dougkwan@google.com>
5001 * layout.cc (Layout::finish_dynamic_section): Generate tags
5002 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5003 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5004 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5006 2009-10-14 Ian Lance Taylor <iant@google.com>
5008 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5010 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5011 data_shdr fields of relinfo.
5012 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5013 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5014 R_386_TLS_LDO_32, adjust based on section flags.
5015 (Target_i386::Relocate::fix_up_ldo): Remove.
5017 2009-10-13 Ian Lance Taylor <iant@google.com>
5019 Add support for -pie.
5020 * options.h (class General_options): Add -pie and
5022 (General_options::output_is_position_independent): Test -pie.
5023 (General_options::output_is_executable): Return true if not shared
5024 and not relocatable.
5025 (General_options::output_is_pie): Remove.
5026 * options.cc (General_options::finalize): Reject incompatible uses
5028 * gold.cc (queue_middle_tasks): A -pie link is not static.
5029 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5030 * symtab.cc (Symbol::final_value_is_known): Return false if
5031 output_is_position_independent.
5032 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5033 output_is_position_independent.
5034 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5035 output_is_position_independent.
5036 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5037 output_is_position_independent.
5038 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5040 (basic_pie_test.o, basic_pie_test): New targets.
5041 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5042 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5043 (two_file_pie_test): New target.
5044 * testsuite/Makefile.in: Rebuild.
5045 * README: Remove note saying that -pie is not supported.
5047 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5049 * options.h (class General_options): Add -init and -fini.
5050 * layout.cc (Layout::finish_dynamic_section): Emit
5051 given init and fini functions.
5053 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5055 * gc.h (gc_process_relocs): Check if icf is enabled using new
5057 * gold.cc (queue_initial_tasks): Likewise.
5058 (queue_middle_tasks): Likewise.
5059 * object.cc (do_layout): Likewise.
5060 * symtab.cc (is_section_folded): Likewise.
5061 * main.cc (main): Likewise.
5062 * reloc.cc (Read_relocs::run): Likewise.
5063 (Sized_relobj::do_scan_relocs): Likewise.
5064 * icf.cc (is_function_ctor_or_dtor): New function.
5065 (Icf::find_identical_sections): Check if function is ctor or dtor when
5067 * options.h (General_options::icf): Change option to be an enum.
5068 (Icf_status): New enum.
5069 (icf_enabled): New method.
5070 (icf_safe_folding): New method.
5071 (set_icf_status): New method.
5072 (icf_status_): New variable.
5073 * (options.cc) (General_options::finalize): Set icf_status_.
5074 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5075 icf_test and icf_keep_unique_test to use the --icf enum flag.
5076 * testsuite/icf_safe_test.sh: New file.
5077 * testsuite/icf_safe_test.cc: New file.
5079 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5081 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5082 includes to gc.h and icf.h.
5083 * arm.cc: Include gc.h.
5084 * gold.cc: Likewise.
5085 * i386.cc: Likewise.
5086 * powerpc.cc: Likewise.
5087 * sparc.cc: Likewise.
5088 * x86_64.cc: Likewise.
5089 * gc.h: Include icf.h.
5091 2009-10-11 Ian Lance Taylor <iant@google.com>
5093 * plugin.cc: Include "gold.h" before other header files.
5095 2009-10-10 Chris Demetriou <cgd@google.com>
5097 * options.h (Input_file_argument::Input_file_type): New enum.
5098 (Input_file_argument::is_lib_): Replace with...
5099 (Input_file_argument::type_): New member.
5100 (Input_file_argument::Input_file_argument): Take Input_file_type
5101 'type' rather than boolean 'is_lib' as second argument.
5102 (Input_file_argument::is_lib): Use type_.
5103 (Input_file_argument::is_searched_file): New function.
5104 (Input_file_argument::may_need_search): Handle is_searched_file.
5105 * options.cc (General_options::parse_library): Support -l:filename.
5106 (General_options::parse_just_symbols): Update for Input_file_argument
5108 (Command_line::process): Likewise.
5109 * archive.cc (Archive::get_file_and_offset): Likewise.
5110 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5111 * script.cc (read_script_file, script_add_file): Likewise.
5112 * fileread.cc (Input_file::Input_file): Likewise.
5113 (Input_file::will_search_for): Handle is_searched_file.
5114 (Input_file::open): Likewise.
5115 * readsyms.cc (Read_symbols::get_name): Likewise.
5116 * testsuite/Makefile.am (searched_file_test): New test.
5117 * testsuite/Makefile.in: Regenerate.
5118 * testsuite/searched_file_test.cc: New file.
5119 * testsuite/searched_file_test_lib.cc: New file.
5121 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5122 Ian Lance Taylor <iant@google.com>
5124 * descriptor.cc: Include <cstdio> and "binary-io.h".
5125 (Descriptors::open): Open the files in binary mode always.
5126 * script.cc (Lex::get_token): Treat \r as whitespace.
5128 2009-10-09 Ian Lance Taylor <iant@google.com>
5130 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5132 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5133 Ian Lance Taylor <iant@google.com>
5135 * configure.ac: Check for readv function also.
5136 * fileread.cc (readv): Define if not HAVE_READV.
5137 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5139 * config.in: Regenerate.
5140 * configure: Regenerate.
5142 2009-10-09 Doug Kwan <dougkwan@google.com>
5144 * layout.cc (Layout::make_output_section): Call target hook to make
5145 ordinary output section.
5146 (Layout::finalize): Adjust parameter list of call the
5147 Target::may_relax().
5148 * layout.h (class Layout::section_list): New method.
5149 * merge.h (Output_merge_base::entsize): Change visibility to public.
5150 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5152 (Output_merge_string::do_is_string): New method.
5153 * object.cc (Sized_relobj::do_setup): renamed from
5154 Sized_relobj::set_up.
5155 * object.h (Sized_relobj::adjust_shndx,
5156 Sized_relobj::initializ_input_to_output_maps,
5157 Sized_relobj::free_input_to_output_maps): Change visibilities to
5159 (Sized_relobj::setup): Virtualize.
5160 (Sized_relobj::do_setup): New method declaration.
5161 (Sized_relobj::invalidate_section_offset,
5162 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5163 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5164 * options.cc (parse_int): New function.
5165 * options.h (parse_int): New declaration.
5166 (DEFINE_int): New macro.
5167 (stub_group_size): New option.
5168 * output.cc (Output_section::Output_section): Initialize memebers
5169 merge_section_map_, merge_section_by_properties_map_,
5170 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5171 (Output_section::add_input_section): Handled deferred code-fill
5172 generation and remove an old comment.
5173 (Output_section::add_relaxed_input_section): New method definition.
5174 (Output_section::add_merge_input_section): Use merge section by
5175 properties map to speed to search. Update merge section maps
5177 (Output_section::build_relaxation_map): New method definition.
5178 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5180 (Output_section::relax_input_section): Renamed to
5181 Output_section::convert_input_sections_to_relaxed_sections and change
5182 interface to take a vector of pointers to relaxed sections.
5183 (Output_section::find_merge_section,
5184 Output_section::find_relaxed_input_section): New method definitions.
5185 (Output_section::is_input_address_mapped,
5186 Output_section::output_offset, Output_section::output_address):
5187 Use output section data maps to speed up searching.
5188 (Output_section::find_starting_output_address): Add comments.
5189 (Output_section::do_write,
5190 Output_section::write_to_postprocessing_buffer): Do code-fill
5191 generation as appropriate.
5192 (Output_section::get_input_sections): Invalidate relaxed input section
5194 (Output_section::restore_states): Adjust type of checkpoint .
5195 Invalidate relaxed input section map.
5196 * output.h (Output_merge_base): New class declaration.
5197 (Input_section_specifier): New class defintion.
5198 (class Output_relaxed_input_section) Change base class to
5199 Output_section_data_build.
5200 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5201 base class initializer.
5202 (Output_section::add_relaxed_input_section): New method declaration.
5203 (Output_section::Input_section): Change visibility to protected.
5204 (Output_section::Input_section::relobj,
5205 Output_section::Input_section::shndx): Handle relaxed input sections.
5206 Output_section::input_sections) Change visibility to protected. Also
5207 define overload to return a non-const pointer.
5208 (Output_section::Merge_section_properties): New class defintion.
5209 (Output_section::Merge_section_by_properties_map,
5210 Output_section::Output_section_data_by_input_section_map,
5211 Output_section::Relaxation_map): New types.
5212 (Output_section::relax_input_section): Rename method to
5213 Output_section::convert_input_sections_to_relaxed_sections and change
5214 interface to take a vector of relaxed section pointers.
5215 (Output_section::find_merge_section,
5216 Output_section::find_relaxed_input_section,
5217 Output_section::build_relaxation_map,
5218 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5219 New method declarations.
5220 (Output_section::merge_section_map_
5221 Output_section::merge_section_by_properties_map_,
5222 Output_section::relaxed_input_section_map_,
5223 Output_section::is_relaxed_input_section_map_valid_,
5224 Output_section::generate_code_fills_at_write_): New data members.
5225 * script-sections.cc
5226 (Output_section_element_input::set_section_addresses): Call
5227 current_data_size and addralign methods of relaxed input sections.
5228 (Orphan_output_section::set_section_addresses): Call current_data_size
5229 and addralign methods of relaxed input sections.
5230 * symtab.cc (Symbol_table::compute_final_value): Extract template
5231 from the body of Symbol_table::sized_finalize_symbol.
5232 (Symbol_table::sized_finalized_symbol): Call
5233 Symbol_table::compute_final_value.
5234 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5235 (Symbol_table::compute_final_value): New templated method declaration.
5236 * target.cc (Target::do_make_output_section): New method defintion.
5237 * target.h (Target::make_output_section): New method declaration.
5238 (Target::relax): Add more parameters for input objects, symbol table
5239 and layout. Adjust call to do_relax.
5240 (Target::do_make_output_section): New method declaration.
5241 (Target::do_relax): Add parameters for input objects, symbol table
5244 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5246 * pread.c: Include stdio.h.
5248 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5250 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5253 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5255 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5256 Change read_shndx type to unsigned int.
5257 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5259 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5260 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5261 Change read_shndx type to unsigned int.
5262 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5264 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5265 * layout.cc (Layout::create_symtab_sections): Cast the result of
5266 local_symcount * symsize to off_t in the gold_assert.
5268 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5270 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5271 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5273 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5274 (Arm_relocate_functions::thm_abs5): New function.
5275 (Arm_relocate_functions::abs12): New function.
5276 (Arm_relocate_functions::abs16): New function.
5277 (Arm_relocate_functions::base_abs): New function.
5278 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5279 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5280 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5282 (Scan::global): Likewise.
5283 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5284 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5285 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5286 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5289 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5291 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5292 (Arm_relocate_functions::movt_prel): New function.
5293 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5294 (Arm_relocate_functions::thm_movt_prel): New function.
5295 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5296 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5297 (Scan::global, Relocate::relocate): Likewise.
5298 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5300 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5302 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5303 Incremental_checker.
5304 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5306 (class Incremental_inputs_header): New class.
5307 (Incremental_inputs_header_writer): Edit comment.
5308 (Incremental_inputs_entry): New class.
5309 (Incremental_inputs_entry_writer): Edit comment.
5310 (Sized_incremental_binary::do_find_incremental_inputs_section):
5311 Add *strtab_shndx parameter, fill it.
5312 (Sized_incremental_binary::do_check_inputs): New method.
5313 (Incremental_checker::can_incrementally_link_output_file): Use
5314 Sized_incremental_binary::check_inputs.
5315 (Incremental_inputs::report_command_line): Save command line in
5318 (Incremental_binary::find_incremental_inputs_section): New
5320 (Incremental_binary::do_find_incremental_inputs_section): Add
5321 strtab_shndx parameter.
5322 (Incremental_binary::do_check_inputs): New pure virtual method.
5323 (Sized_incremental_binary::do_check_inputs): Declare.
5324 (Incremental_checker::Incremental_checker): Add incremental_inputs
5325 parameter, use it to initialize incremental_inputs_.
5326 (Incremental_checker::incremental_inputs_): New field.
5327 (Incremental_checker::command_line): New method.
5328 (Incremental_checker::inputs): New method.
5329 (Incremental_checker::command_line_): New field.
5331 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5333 * incremental.cc: Include <cstdarg> and "target-select.h".
5334 (vexplain_no_incremental): New function.
5335 (explain_no_incremental): New function.
5336 (Incremental_binary::error): New method.
5337 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5339 (make_sized_incremental_binary): New function.
5340 (open_incremental_binary): New function.
5341 (can_incrementally_link_file): Add checks if output is ELF and has
5343 * incremental.h: Include "elfcpp_file.h" and "output.h".
5344 (Incremental_binary): New class.
5345 (Sized_incremental_binary): New class.
5346 (open_incremental_binary): Declare.
5347 * object.cc (is_elf_object): Use
5348 elfcpp::Elf_recognizer::is_elf_file.
5349 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5350 * output.h (Output_file::filesize): New method.
5352 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5354 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5356 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5357 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5359 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5361 (Arm_relocate_functions::movw_abs_nc): New function.
5362 (Arm_relocate_functions::movt_abs): New function.
5363 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5364 (Arm_relocate_functions::thm_movt_abs): New function.
5365 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5366 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5367 (Scan::global): Likewise.
5368 (Relocate::relocate): Likewise.
5369 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5371 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5373 * arm.cc (Arm_relocate_functions::got_prel) New function.
5374 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5375 (Relocate::relocate): Likewise.
5376 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5378 2009-10-06 Ian Lance Taylor <iant@google.com>
5380 * options.h (class General_options): Define
5381 split_stack_adjust_size parameter.
5382 * object.h (class Object): Add uses_split_stack_ and
5383 has_no_split_stack_ fields. Add uses_split_stack and
5384 has_no_split_stack accessor functions. Declare
5385 handle_split_stack_section.
5386 (class Reloc_symbol_changes): Define.
5387 (class Sized_relobj): Define Function_offsets. Declare
5388 split_stack_adjust, split_stack_adjust_reltype, and
5390 * object.cc (Object::handle_split_stack_section): New function.
5391 (Sized_relobj::do_layout): Call handle_split_stack_section.
5392 * dynobj.cc (Sized_dynobj::do_layout): Call
5393 handle_split_stack_section.
5394 * reloc.cc (Sized_relobj::relocate_sections): Call
5395 split_stack_adjust for executable sections in split_stack
5396 objects. Pass reloc_map to relocate_section.
5397 (Sized_relobj::split_stack_adjust): New function.
5398 (Sized_relobj::split_stack_adjust_reltype): New function.
5399 (Sized_relobj::find_functions): New function.
5400 * target-reloc.h: Include "object.h".
5401 (relocate_section): Add reloc_symbol_changes parameter. Change
5403 * target.h (class Target): Add calls_non_split method. Declare
5404 do_calls_non_split virtual method. Declare match_view and
5406 * target.cc: Include "elfcpp.h".
5407 (Target::do_calls_non_split): New function.
5408 (Target::match_view): New function.
5409 (Target::set_view_to_nop): New function.
5410 * gold.cc (queue_middle_tasks): Give an error if mixing
5411 split-stack and non-split-stack objects with -r.
5412 * i386.cc (Target_i386::relocate_section): Add
5413 reloc_symbol_changes parameter.
5414 (Target_i386::do_calls_non_split): New function.
5415 * x86_64.cc (Target_x86_64::relocate_section): Add
5416 reloc_symbol_changes parameter.
5417 (Target_x86_64::do_calls_non_split): New function.
5418 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5420 * powerpc.cc (Target_powerpc::relocate_section): Add
5421 reloc_symbol_changes parameter.
5422 * sparc.cc (Target_sparc::relocate_section): Add
5423 reloc_symbol_changes parameter.
5424 * configure.ac: Call AM_CONDITIONAL for the default target.
5425 * configure: Rebuild.
5426 * testsuite/Makefile.am (TEST_AS): New variable.
5427 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5428 (check_DATA): Add split_i386 and split_x86_64 files.
5429 (SPLIT_DEFSYMS): Define.
5430 (split_i386_[1234n].o): New targets.
5431 (split_i386_[124]): New targets.
5432 (split_i386_[1234r].stdout): New targets.
5433 (split_x86_64_[1234n].o): New targets.
5434 (split_x86_64_[124]): New targets.
5435 (split_x86_64_[1234r].stdout): New targets.
5436 (MOSTLYCLEANFILES): Add new executables.
5437 * testsuite/split_i386.sh: New file.
5438 * testsuite/split_x86_64.sh: New file.
5439 * testsuite/split_i386_1.s: New file.
5440 * testsuite/split_i386_2.s: New file.
5441 * testsuite/split_i386_3.s: New file.
5442 * testsuite/split_i386_4.s: New file.
5443 * testsuite/split_i386_n.s: New file.
5444 * testsuite/split_x86_64_1.s: New file.
5445 * testsuite/split_x86_64_2.s: New file.
5446 * testsuite/split_x86_64_3.s: New file.
5447 * testsuite/split_x86_64_4.s: New file.
5448 * testsuite/split_x86_64_n.s: New file.
5449 * testsuite/testfile.cc (Target_test): Update relocation_section
5451 * testsuite/Makefile.in: Rebuild.
5453 2009-10-06 Ian Lance Taylor <iant@google.com>
5455 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5456 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5457 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5458 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5459 the address on ldo_addrs_.
5460 (Target_i386::Relocate::fix_up_ldo): New function.
5462 2009-10-06 Rafael Espindola <espindola@google.com>
5464 * plugin.cc (add_input_library): New.
5465 (Plugin::load): Add add_input_library to tv.
5466 (Plugin_manager::add_input_file): Add the is_lib argument.
5467 (add_input_file): Update call to Plugin_manager::add_input_file.
5468 (add_input_library): New.
5469 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5471 2009-09-30 Doug Kwan <dougkwan@google.com>
5473 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5474 symbol and call Symbol::may_need_copy_reloc to determine if
5475 a copy reloc is needed.
5476 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5477 nocopyreloc is given in command line.
5478 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5479 given in command line.
5480 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5481 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5482 of the removed Target_i386::may_need_copy_reloc.
5483 * options.h (copyreloc): New option with default value false.
5484 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5485 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5486 instead of the removed Target_powerpc::may_need_copy_reloc.
5487 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5488 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5489 instead of the removed Target_sparc::may_need_copy_reloc.
5490 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5491 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5492 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5493 instead of the removed Target_x86_64::may_need_copy_reloc.
5495 2009-09-30 Ian Lance Taylor <iant@google.com>
5497 * object.h (class Object): Remove target_ field, and target,
5498 sized_target, and set_target methods.
5499 (Object::sized_target): Remove.
5500 (class Sized_relobj): Update declarations. Remove sized_target.
5501 * object.cc (Sized_relobj::setup): Remove target parameter.
5503 (Input_objects::add_object): Don't do anything with the target.
5504 (make_elf_sized_object): Add punconfigured parameter. Change all
5505 callers. Set or test parameter target.
5506 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5508 * parameters.cc (Parameters::set_target): Change parameter type to
5510 (Parameters::default_target): Remove.
5511 (set_parameters_target): Change parameter type to be non-const.
5512 (parameters_force_valid_target): New function.
5513 (parameters_clear_target): New function.
5514 * parameters.h (class Parameters): Update declarations. Remove
5515 default_target method. Add sized_target and clear_target
5516 methods. Change target_ to be non-const.
5517 (set_parameters_target): Update declaration.
5518 (parameters_force_valid_target): Declare.
5519 (parameters_clear_target): Declare.
5520 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5521 as NULL if we aren't searching.
5522 (Add_symbols::run): Don't check for compatible target.
5523 * fileread.cc (Input_file::open_binary): Call
5524 parameters_force_valid_target.
5525 * gold.cc (queue_middle_tasks): Likewise.
5526 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5527 set_target on object.
5528 * dynobj.h (class Sized_dynobj): Update declarations.
5529 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5530 make_elf_object returns NULL.
5531 (Archive::include_member): Don't check whether object target is
5533 * output.cc (Output_section::add_input_section): Get target from
5535 (Output_section::relax_input_section): Likewise.
5536 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5538 (Sized_relobj::do_scan_relocs): Likewise.
5539 (Sized_relobj::relocate_sections): Likewise.
5540 * resolve.cc (Symbol_table::resolve): Likewise.
5541 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5542 parameter. Change all callers.
5543 (Symbol_table::add_from_object): Get target from parameters.
5544 (Symbol_table::add_from_relobj): Don't check object target.
5545 (Symbol_table::add_from_dynobj): Likewise.
5546 (Symbol_table::define_special_symbol): Get target from
5548 * symtab.h (class Symbol_table): Update declaration.
5549 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5550 parameter. Change all callers. Clear parameter target.
5551 (Binary_test): Test target here.
5552 * testsuite/object_unittest.cc (gold_testsuite): Remove
5553 target_test_pointer parameter. Change all callers.
5554 (Object_test): Test target here.
5556 2009-09-26 Ian Lance Taylor <iant@google.com>
5558 * testsuite/initpri1.c: Don't try to use constructor priorities if
5559 compiling with gcc before 4.3.
5561 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5563 * testsuite/retain_symbols_file_test.sh (check_present): Change
5564 output file name to retain_symbols_file_test.stdout.
5565 (check_absent): Likewise.
5567 2009-09-18 Craig Silverstein <csilvers@google.com>
5569 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5570 * options.cc: Include <cerrno> and <fstream>.
5571 (General_options::finalize): Parse -retain-symbols-file tag.
5572 * options.h: New flag.
5573 (General_options): New method should_retain_symbol, new
5574 variable symbols_to_retain.
5575 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5576 should_retain_symbol map.
5577 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5578 * testsuite/Makefile.in: Regenerate.
5579 * testsuite/retain_symbols_file_test.sh: New file.
5581 2009-09-18 Nick Clifton <nickc@redhat.com>
5583 * po/es.po: Updated Spanish translation.
5585 2009-09-17 Doug Kwan <dougkwan@google.com>
5587 * debug.h (DEBUG_RELAXATION): New constant.
5588 (DEBUG_ALL): Add DEBUG_RELAXATION.
5589 (debug_string_to_enum): Add relaxation debug option.
5591 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5592 Layout::Relaxation_debug_check::read_sections,
5593 Layout::Relaxation_debug_check::read_sections): New method definitions.
5594 (Layout::Layout): Initialize data members
5595 record_output_section_data_from_scrips_,
5596 script_output_section_data_list_ and relaxation_debug_check_.
5597 (Layout::save_segments, Layout::restore_segments,
5598 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5599 Layout::relaxation_loop_body): New method definitions.
5600 (Layout::finalize): Support relaxation. Move section layout code to
5601 Layout::relaxation_loop_body.
5602 (Layout::set_asection_address_from_script): Move code for orphan
5603 section placement out.
5604 (Layout::place_orphan_sections_in_script): New method definition.
5605 * layout.h (Output_segment_headers, Output_file_header):
5606 New forward class declarations.
5607 (Layout::~Layout): Define.
5608 (Layout::new_output_section_data_from_script): New method definition.
5609 (Layout::place_orphan_sections_in_script): New method declaration.
5610 (Layout::Segment_states): New type declaration.
5611 (Layout::save_segments, Layout::restore_segments,
5612 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5613 Layout::relaxation_loop_body): New method declarations.
5614 (Layout::Output_section_data_list): New type declaration.
5615 (Layout::Relaxation_debug_check): New class definition.
5616 (Layout::record_output_section_data_from_script_,
5617 Layout::script_output_section_data_list_, Layout::segment_states_,
5618 Layout::relaxation_debug_check_): New data members.
5619 * output.cc: (Output_section_headers::do_size): New method definition.
5620 (Output_section_headers::Output_section_headers): Move size
5621 computation to Output_section_headers::do_size.
5622 (Output_segment_headers::do_size): New method definition.
5623 (Output_file_header::Output_file_header): Move size computation to
5624 Output_file_header::do_size and call it.
5625 (Output_file_header::do_size): New method definition.
5626 (Output_data_group::Output_data_group): Adjust call to
5627 Output_section_data.
5628 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5629 (Output_symtab_xindex::do_write): Add array bound check.
5630 (Output_section::Input_section::print_to_mapfile): Handle
5631 RELAXED_INPUT_SECTION_CODE.
5632 (Output_section::Output_section): Initialize data member checkpoint_.
5633 (Output_section::~Output_section): Delete checkpoint object pointed
5635 (Output_section::add_input_section): Always add an Input_section if
5637 (Output_section::add_merge_input_section): Add assert.
5638 (Output_section::relax_input_section): New method definition.
5639 (Output_section::set_final_data_size): Set load address to zero for
5640 an unallocated section.
5641 (Output_section::do_address_and_file_offset_have_reset_values):
5642 New method definition.
5643 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5644 Handle relaxed input section.
5645 (Output_section::sort_attached_input_sections): Checkpoint input
5646 section list lazily.
5647 (Output_section::get_input_sections): Change type of input_sections to
5648 list of Simple_input_section pointers. Checkpoint input section list
5649 lazily. Also handle relaxed input sections.
5650 (Output_section::add_input_section_for_script): Take a reference to
5651 a Simple_input_section object instead of Relobj pointer and section
5652 index as parameter. Handle relaxed input sections.
5653 (Output_section::save_states, Output_section::restore_states): New
5655 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5656 (Output_data::is_data_size_fixed): New method definition.
5657 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5659 (Output_data::address_and_file_offset_have_reset_values): New method
5661 (Output_data::do_address_and_file_offset_have_reset_values): New method
5663 (Output_data::set_data_size): Check that data size is not fixed.
5664 (Output_data::fix_data_size): New method definition.
5665 (Output_data::is_data_size_fixed_): New data member.
5666 (Output_section_headers::set_final_data_size): New method definition.
5667 (Output_section_headers::do_size): New method declaration.
5668 (Output_segment_headers::set_final_data_size): New method definition.
5669 (Output_segment_headers::do_size): New method declaration.
5670 (Output_file_header::set_final_data_size)::New method definition.
5671 (Output_file_header::do_size)::New method declaration.
5672 (Output_section_data::Output_section_data): Add new parameter
5673 is_data_size_fixed and use it to fix data size.
5674 (Output_data_const::Output_data_const): Adjust call to base class
5675 constructor and fix data size.
5676 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5677 base class constructor and fix data size.
5678 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5679 base class constructor and fix data size.
5680 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5681 class constructor and fix data size.
5682 (Output_data_group::set_final_data_size): New method definition.
5683 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5684 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5685 class constructor and fix data size.
5686 (Output_relaxed_input_section): New class definition.
5687 (Output_section::Simple_input_section): New class definition.
5688 (Output_section::get_input_sections): Adjust parameter list.
5689 (Output_section::add_input_section_for_script): Same.
5690 (Output_section::save_states, Output_section::restore_states,
5691 Output_section::do_address_and_file_offset_have_reset_values,
5692 (Output_section::Input_section::Input_section): Handle
5693 RELAXED_INPUT_SECTION_CODE. Add new overload for
5694 Output_relaxed_input_section.
5695 (Output_section::Input_section::is_input_section,
5696 Output_section::Input_section::set_output_section): Handle relaxed
5698 (Output_section::Input_section::is_relaxed_input_section,
5699 Output_section::Input_section::output_section_data,
5700 Output_section::Input_section::relaxed_input_section): New method
5702 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5704 (Output_section::Input_section::u1_): Update comments.
5705 (Output_section::Input_section::u2_): Add new union member poris.
5706 (Output_section::Checkpoint_output_section): New classs definition.
5707 (Output_section::relax_input_section): New method declaration.
5708 (Output_section::checkpoint_): New data member.
5709 (Output_segment): Update comments.
5710 (Output_segment::Output_segment): Un-privatize copy constructor.
5711 (Output_segment::operator=): Un-privatize.
5712 * script-sections.cc (Output_section_element::Input_section_list):
5713 Change element type to Output_section::Simple_input_section.
5714 (Output_section_element_dot_assignment::set_section_addresses):
5715 Register output section data for relaxation clean up.
5716 (Output_data_exression::Output_data_expression): Adjust call to base
5717 constructor to fix data size.
5718 (Output_section_element_data::set_section_addresses): Register
5719 Output_data_expression object for relaxation clean up.
5720 (struct Input_section_info): Replace Relobj pointer and section index
5721 pair with Output_section::Simple_input_section and Convert struct to a
5723 (Input_section_sorter::operator()): Adjust access to
5724 Input_section_info data member to use accessors.
5725 (Output_section_element_input::set_section_addresses): Use layout
5726 parameter. Adjust code to use Output_section::Simple_input_section
5727 and Input_secction_info classes. Register filler for relaxation
5729 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5730 and section index pair with Output_section::Simple_input_section
5731 class. Adjust code accordingly.
5732 (Phdrs_element::release_segment): New method definition.
5733 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5735 (Script_sections::release_segments): New method definition.
5736 * gold/script-sections.h (Script_sections::release_segments): New
5738 * gold/target.h (Target::may_relax, Target::relax,
5739 Target::do_may_relax, Target::do_relax): New method definitions.
5741 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5743 * arm.cc (has_signed_unsigned_overflow): New function.
5744 (Arm_relocate_functions::abs8): New function.
5745 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5746 (Target_arm::Scan::global): Likewise.
5747 (Target_arm::relocate::relocate): Likewise.
5748 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5751 2009-09-16 Cary Coutant <ccoutant@google.com>
5753 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5754 * testsuite/Makefile.in: Regenerate.
5756 2009-09-11 Nick Clifton <nickc@redhat.com>
5758 * po/gold.pot: Updated by the Translation project.
5760 2009-09-08 Cary Coutant <ccoutant@google.com>
5762 * output.cc (Output_file::open): Add execute permission to empty file.
5763 * testsuite/Makefile.am (permission_test): New test.
5764 * testsuite/Makefile.in: Regenerate.
5766 2009-09-02 Ian Lance Taylor <iant@google.com>
5768 * output.cc (Output_file::resize): Call map_no_anonymous rather
5771 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5773 * gold.cc: Include "incremental.h".
5774 (queue_initial_tasks): Call Incremental_checker methods.
5775 * incremental.cc: Include "output.h".
5776 (Incremental_checker::can_incrementally_link_output_file): New
5778 * incremental.h (Incremental_checker): New class.
5780 * output.cc (Output_file::open_for_modification): New method.
5781 (Output_file::map_anonymous): Changed return type to bool. Record
5783 (Output_file::map_no_anonymous): New method, broken out of map.
5784 (Output_file::map): Use map_no_anonymous and map_anonymous.
5785 * output.h (class Output_file): Update declarations.
5787 2009-08-24 Cary Coutant <ccoutant@google.com>
5789 * options.h (Command_line::Pre_options): New class.
5790 (Command_line::pre_options): New member.
5791 * options.cc (gold::options::ready_to_register): New variable.
5792 (One_option::register_option): Do nothing if not registering options.
5793 Assert if same short option registered twice.
5794 (General_options::General_options): Turn off option registration when
5796 (Command_line::Pre_options::Pre_options): New constructor.
5798 2009-08-24 Cary Coutant <ccoutant@google.com>
5800 * options.h (General_options::no_keep_memory): Remove incorrect
5803 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5805 * Makefile.am (am__skiplex, am__skipyacc): New.
5806 * Makefile.in: Regenerate.
5808 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5810 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5811 (INCLUDES): ... this.
5812 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5813 (AM_CPPFLAGS): Renamed from ...
5814 (INCLUDE): ... this.
5815 * Makefile.in, testsuite/Makefile.in: Regenerate.
5817 * Makefile.in: Regenerate.
5818 * aclocal.m4: Likewise.
5819 * config.in: Likewise.
5820 * configure: Likewise.
5821 * testsuite/Makefile.in: Likewise.
5823 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5824 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5825 * Makefile.in: Regenerate.
5826 * testsuite/Makefile.in: Regenerate.
5828 2009-08-19 Cary Coutant <ccoutant@google.com>
5830 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5831 symbols in shared libraries overridden by hidden or internal symbols
5832 in the main program.
5834 2009-08-19 Chris Demetriou <cgd@google.com>
5836 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5837 checking source file names in error messages.
5839 2009-08-18 Doug Kwan <dougkwan@google.com>
5841 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5842 an elcpp::Ehdr as parameter. Adjust call to set_target.
5843 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5844 an elfcpp::Ehdr as parameter.
5845 * object.cc (Object::set_target): Remove the version that looks up
5846 a target and sets it.
5847 (Sized_relobj::setup): Take a Target object instead of
5848 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5849 (make_elf_sized_object): Find target and ask target to
5851 * object.h: (Object::set_target): Remove the version that looks up
5852 a target and sets it.
5853 (Sized_relobj::setup): Take a Target object instead of
5854 an elfcpp:Ehdr as parameter.
5855 * target.cc: Include dynobj.h.
5856 (Target::do_make_elf_object_implementation): New.
5857 (Target::do_make_elf_object): New.
5858 * target.h (Target::make_elf_object): New template declaration.
5859 (Target::do_make_elf_object): New method declarations.
5860 (Target::do_make_elf_object_implementation): New template declaration.
5862 2009-08-14 Ian Lance Taylor <iant@google.com>
5864 * gold.h (FUNCTION_NAME): Define.
5865 (gold_unreachable): Use FUNCTION_NAME.
5867 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5869 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5870 symbol in the --keep-unique list is not found.
5872 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5874 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5875 been maked as --keep-unique.
5876 (Icf::unfold_section): New function.
5877 * icf.h (Icf::unfold_section): New function.
5878 * options.h (General_options::keep_unique): New option.
5879 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5880 * testsuite/Makefile.in: Regenerate.
5881 * testsuite/icf_keep_unique_test.sh: New file.
5882 * testsuite/icf_keep_unique_test.cc: New file.
5884 2009-08-12 Cary Coutant <ccoutant@google.com>
5887 * resolve.cc (Symbol_table::resolve): Check for references from
5888 dynamic objects to hidden and internal symbols.
5889 * testsuite/Makefile.am (hidden_test.sh): New test.
5890 * testsuite/Makefile.in: Regenerate.
5891 * testsuite/hidden_test.sh: New script.
5892 * testsuite/hidden_test_1.c: New test source.
5893 * testsuite/hidden_test_main.c: New test source.
5895 2009-08-11 Doug Kwan <dougkwan@google.com>
5897 * arm.cc: Update comments.
5898 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5899 segment to locate the .ARM.exidx section if present.
5901 2009-08-09 Doug Kwan <dougkwan@google.com>
5903 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5906 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5907 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5910 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5912 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5913 valid tls_segment only for non-debug-section relocations.
5914 * testsuite/Makefile.am: Add gc_tls_test.
5915 * testsuite/Makefile.in: Regenerate.
5916 * testsuite/gc_tls_test.cc: New file.
5917 * testsuite/gc_tls_test.sh: New file.
5919 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5923 * Makefile.am (CCFILES): Add icf.cc.
5925 * Makefile.in: Regenerate.
5926 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5927 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5928 section, symbol and addend information for the relocs.
5929 * gold.cc (queue_middle_tasks): Call identical code folding.
5930 * gold.h: Add defines for multimap.
5931 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5932 to the call of finalize_local_symbols.
5933 * main.cc (main): Create object of class Icf.
5934 * object.cc (Sized_relobj::do_layout): Allow this function to be
5935 called twice during icf.
5936 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5937 to sections marked as identical by icf.
5938 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5940 (Sized_relobj::do_section_entsize): New function.
5941 * object.h (Object::section_entsize): New function.
5942 (Object::do_section_entsize): New pure virtual function.
5943 (Relobj::finalize_local_symbols): Add new parameter.
5944 (Relobj::do_section_entsize): New function.
5945 * options.h (General_options::icf): New option.
5946 (General_options::icf_iterations): New option.
5947 (General_options::print_icf_sections): New option.
5948 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5949 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5950 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5952 * symtab.cc (Symbol_table::is_section_folded): New function.
5953 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5954 to sections marked as identical by icf.
5955 * symtab.h (Symbol_table::set_icf): New function.
5956 (Symbol_table::icf): New function.
5957 (Symbol_table::is_section_folded): New function.
5958 (Symbol_table::icf_): New data member.
5959 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5960 * testsuite/Makefile.am: Add commands to build icf_test.
5961 * testsuite/Makefile.in: Regenerate.
5962 * testsuite/icf_test.sh: New file.
5963 * testsuite/icf_test.cc: New file.
5965 2009-07-24 Chris Demetriou <cgd@google.com>
5967 * layout.cc (is_compressible_debug_section): Fix incorrect
5968 comment about compressed section names.
5970 2009-07-20 Ian Lance Taylor <ian@airs.com>
5973 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5975 2009-07-16 Ian Lance Taylor <iant@google.com>
5978 * layout.h: #include <map>.
5979 (class Kept_section): Change from struct to class. Add accessors
5980 and setters. Add section size to Comdat_group mapping. Change
5981 Comdat_group to std::map. Add is_comdat_ field. Add
5982 linkonce_size field in union.
5983 (class Layout): Update declaration of find_or_add_kept_section.
5984 Don't declare find_kept_object.
5985 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5986 parameter. Add object, shndx, is_comdat, and is_group_name
5987 parameters. Change all callers. Adjust for new Kept_section.
5988 (Layout::find_kept_object): Remove.
5989 * object.cc (Sized_relobj::include_section_group): Update use of
5990 Kept_section. Rename secnum to shndx. Only record
5991 Kept_comdat_section if sections are the same size.
5992 (Sized_relobj::include_linkonce_section): Update use of
5993 Kept_section. Only record Kept_comdat_section if sections are the
5994 same size. Set size of linkonce section.
5995 (Sized_relobj::map_to_kept_section): Update call to
5996 get_kept_comdat_section.
5997 * object.h (class Sized_relobj): Rename fields in
5998 Kept_comdat_section to drop trailing underscores; change object
5999 field to Relobj*. Change Kept_comdat_section_table to store
6000 struct rather than pointer.
6001 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6002 Add kept_object and kept_shndx parameters. Change all callers.
6003 (Sized_relobj::get_kept_comdat_section): Change return type to
6004 bool. Add kept_object and kept_shndx parameters. Change all
6006 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6007 Layout::find_or_add_kept_section.
6009 2009-07-09 Ian Lance Taylor <iant@google.com>
6011 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6012 Reserve space in the hash table.
6014 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6016 * fileread.cc (File_read::get_mtime): New method.
6017 * fileread.h (Timespec): New structure.
6018 (File_read::get_mtime): New method.
6019 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6020 Renamed from timestamp_nsec.
6021 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6023 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6025 (Incremental_inputs::report_archive): Save mtime; style fix.
6026 (Incremental_inputs::report_obejct): Save mtime; style fix.
6027 (Incremental_inputs::report_script): Save mtime; style fix.
6028 (Incremental_inputs::finalize_inputs): Style fix.
6029 (Incremental_inputs::finalize): Style fix.
6030 (Incremental_inputs::create_input_section_data): Store inputs
6032 * incremental.h (Incremental_inputs::report_script): Add mtime
6034 (Incremental_inputs::Input_info::Input_info): Intialize only one
6036 (Incremental_inputs::Input_info::archive): Move to nameless
6038 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6039 (Incremental_inputs::Input_info::script): Move to nameless union.
6040 (Incremental_inputs::mtime): New field.
6041 * script.cc (read_input_script): Pass file mtime to
6043 * script.h (Script_info::inputs): Style fix.
6045 2009-07-01 Ian Lance Taylor <ian@airs.com>
6047 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6050 2009-06-24 Ian Lance Taylor <iant@google.com>
6053 * layout.cc (Layout::choose_output_section): If we find an
6054 existing section, update the flags.
6055 (Layout::create_notes): New function, broken out of
6057 (Layout::finalize): Don't create note sections.
6058 (Layout::create_note): Don't crash if linker script discards
6060 (Layout::create_gold_note): Likewise.
6061 (Layout::create_build_id): Likewise. Don't set
6062 after_input_sections on the section.
6063 (Layout::create_executable_stack_info): Remove target parameter.
6065 * layout.h (class Layout): Declare create_notes. Update
6066 declaration of create_executable_stack_info.
6067 * gold.cc (queue_middle_tasks): Call create_notes.
6068 * output.cc (Output_section::update_flags_for_input_section): Move
6069 here from output.h. If SHF_ALLOC flag is newly set, mark address
6071 * output.h (Output_data::mark_address_invalid): New function.
6072 (class Output_section): Only declare, not define,
6073 update_flags_for_input_section. Remove set_flags.
6075 2009-06-24 Ian Lance Taylor <iant@google.com>
6077 * script-sections.cc (Output_section_definition::
6078 set_section_addresses): Rename shadowing local load_address to
6081 2009-06-24 Ian Lance Taylor <iant@google.com>
6084 * reloc.cc (relocate_sections): Skip empty relocation sections.
6086 2009-06-23 Ian Lance Taylor <iant@google.com>
6089 * layout.cc (Layout::create_note): Use choose_output_section
6090 rather than make_output_section.
6092 2009-06-23 Ian Lance Taylor <iant@google.com>
6095 * options.cc (General_options::parse_V): Set printed_version_.
6096 (General_options::General_options): Initialize printed_version_.
6097 * options.h (class General_options): Add printed_version_ field.
6098 * gold.cc (queue_initial_tasks): If there are no input files,
6099 don't give a fatal error if we printed the version information.
6100 (queue_middle_tasks): If using -r with a shared object, give a
6101 fatal error rather than an ordinary error.
6103 2009-06-23 Ian Lance Taylor <iant@google.com>
6106 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6107 (Layout::make_output_section): Set have_stabstr_section_ if we see
6108 a .stab*str section.
6109 (Layout::finalize): Call link_stabs_sections.
6110 (Layout::link_stabs_sections): New file.
6111 * layout.h (class Layout): Add have_stabstr_section_ field.
6112 Declare link_stabs_sections.
6114 2009-06-23 Doug Kwan <dougkwan@google.com>
6116 * Makefile.am (libgold_a_LIBADD): New.
6117 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6118 * Makefile.in: Regenerate.
6119 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6120 * configure: Regenerate.
6121 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6122 * fileread.cc: Include sys/state.h
6123 * gold.h: Declare memmem and strndup if found missing.
6124 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6126 2009-06-23 Ian Lance Taylor <iant@google.com>
6128 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6129 * configure: Rebuild.
6131 2009-06-23 Ian Lance Taylor <iant@google.com>
6134 * object.cc (Object::section_contents): Don't try to get a view if
6135 the section has length zero.
6136 (Object::handle_gnu_warning_section): If the section is empty, use
6137 the name of the section as the warning.
6139 2009-06-23 Ian Lance Taylor <iant@google.com>
6142 * stringpool.h (class Stringpool_template): Add optimize_ field.
6143 (Stringpool_template::set_optimize): New function.
6144 * stringpool.cc (Stringpool_template::Stringpool_template):
6145 Initialize optimize_ field.
6146 (Stringpool_template::set_string_offsets): Test local optimize
6147 fild rather than parameter.
6148 * layout.cc (Layout::Layout): Call set_optimize on the section
6151 2009-06-22 Ian Lance Taylor <iant@google.com>
6154 * yyscript.y: Parse TARGET.
6155 * script.cc (script_set_target): New function.
6156 * script-c.h (script_set_target): Declare.
6157 * options.cc (General_options::string_to_object_format): Rename
6158 from string_to_object_format in anonymous namespace. Change
6160 * options.h (class General_options): Declare
6161 string_to_object_format.
6163 2009-06-22 Ian Lance Taylor <iant@google.com>
6165 * script-sections.cc (Script_sections::create_segments): Don't put
6166 program headers in a PT_LOAD segment if -n or -N.
6168 2009-06-22 Ian Lance Taylor <iant@google.com>
6171 * options.h (class General_options): Add -z lazy and -z now. Sort
6172 -z options into alphabetical order.
6173 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6175 2009-06-21 Ian Lance Taylor <iant@google.com>
6177 * layout.cc (Layout::make_output_section): Call
6178 Target::new_output_section.
6179 (Layout::attach_allocated_section_to_segment): Put large section
6180 sections in a separate load segment with the large segment flag
6182 (Layout::segment_precedes): Sort large data segments after other
6184 (align_file_offset): New static function.
6185 (Layout::set_segment_offsets): Use align_file_offset.
6186 * output.h (class Output_section): Add is_small_section_ and
6187 is_large_section_ fields.
6188 (Output_section::is_small_section): New function.
6189 (Output_section::set_is_small_section): New function.
6190 (Output_section::is_large_section): New function.
6191 (Output_section::set_is_large_section): New function.
6192 (Output_section::is_large_data_section): New function.
6193 (class Output_segment): Add is_large_data_segment_ field.
6194 (Output_segment::is_large_data_segment): New function.
6195 (Output_segment::set_is_large_data_segment): New function.
6196 * output.cc (Output_section::Output_section): Initialize new
6198 (Output_segment::Output_segment): Likewise.
6199 (Output_segment::add_output_section): Add assertion that large
6200 data sections always go in large data segments. Force small data
6201 sections to the end of the list of data sections. Force small BSS
6202 sections to the start of the list of BSS sections. For large BSS
6203 sections to the end of the list of BSS sections.
6204 * symtab.h (class Symbol): Declare is_common_shndx.
6205 (Symbol::is_defined): Check Symbol::is_common_shndx.
6206 (Symbol::is_common): Likewise.
6207 (class Symbol_table): Define enum Commons_section_type. Update
6208 declarations. Add small_commons_ and large_commons_ fields.
6209 * symtab.cc (Symbol::is_common_shndx): New function.
6210 (Symbol_table::Symbol_table): Initialize new fields.
6211 (Symbol_table::add_from_object): Put small and large common
6212 symbols in the right list.
6213 (Symbol_table::sized_finalized_symbol): Check
6214 Symbol::is_common_shndx.
6215 (Symbol_table::sized_write_globals): Likewise.
6216 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6217 common symbol lists. Don't call do_allocate_commons_list if the
6219 (Symbol_table::do_allocate_commons_list): Remove is_tls
6220 parameter. Add comons_section_type parameter. Change all
6221 callers. Handle small and large common symbols.
6222 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6223 Symbol::is_common_shndx.
6224 * resolve.cc (symbol_to_bits): Likewise.
6225 * target.h (Target::small_common_shndx): New function.
6226 (Target::small_common_section_flags): New function.
6227 (Target::large_common_shndx): New function.
6228 (Target::large_common_section_flags): New function.
6229 (Target::new_output_section): New function.
6230 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6231 small_common_section_flags, and large_common_section_flags
6233 (Target::do_new_output_section): New virtual function.
6234 * arm.cc (Target_arm::arm_info): Initialize new fields.
6235 * i386.cc (Target_i386::i386_info): Likewise.
6236 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6238 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6239 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6240 (Target_x86_64::do_new_output_section): New function.
6241 * configure.ac: Define conditional MCMODEL_MEDIUM.
6242 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6243 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6244 (large_LDFLAGS): Define.
6245 * testsuite/large.c: New file.
6246 * testsuite/testfile.cc (Target_test::test_target_info):
6247 Initialize new fields.
6248 * configure, testsuite/Makefile.in: Rebuild.
6250 2009-06-05 Doug Kwan <dougkwan@google.com>
6252 * Makefile.am (CCFILES): Add target.cc.
6253 * Makefile.in: Regenerate.
6254 * i386.cc (class Target_i386): Define new virtual method to
6255 override do_is_local_label_name in parent.
6256 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6257 local symbols if --discard-locals or -X is given.
6258 * options.h (class General_options): Declare new options
6259 '--discard-locals' and '-X' for discarding locals.
6260 * target.h (class Target): Define new methods is_local_label_name.
6261 Declare new virtual method do_is_local_label_name.
6262 * target.cc: New file.
6263 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6264 (check_SCRIPTS): Add discard_locals_test.sh.
6265 (check_DATA): Add discard_local_tests.syms.
6266 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6267 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6268 * testsuite/Makefile.in: Regenerate.
6269 * testsuite/discard_locals_test.c: New file.
6270 * testsuite/discard_locals_test.sh: Same.
6272 2009-06-05 Doug Kwan <dougkwan@google.com>
6274 * object.cc (Sized_relobj::Sized_relobj): Initialize
6275 discarded_eh_frame_shndx_ to -1U.
6276 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6278 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6279 a discarded .eh_frame section.
6280 (Sized_relobj::do_finalize_local_symbols): Ditto.
6281 * object.h (class Sized_relobj): Declare new member
6282 discarded_eh_frame_shndx_.
6283 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6284 (local_labels_test.o, local_labels_test): New rules.
6285 * testsuite/Makefile.in: Regenerate.
6287 2009-06-04 Doug Kwan <dougkwan@google.com>
6289 * layout.cc (Layout::section_name_mapping): Add mapping for
6290 special ARM sections.
6292 2009-06-03 Doug Kwan <dougkwan@google.com>
6294 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6295 (utils::has_overflow): Same.
6297 2009-06-03 Ian Lance Taylor <iant@google.com>
6299 * layout.cc (Layout::section_name_mapping): New array, replacing
6300 Layout::linkonce_mapping.
6301 (Layout::section_name_mapping_count): New variable, replacing
6302 Layout::linkonce_mapping_count.
6303 (Layout::linkonce_output_name): Remove.
6304 (Layout::output_section_name): Rewrite.
6305 * layout.h (class Layout): Rename Linkonce_mapping to
6306 Section_name_mapping, linkonce_mapping to section_name_mapping,
6307 linkonce_mapping_count to section_name_mapping_count. Don't
6308 declare linkonce_output_name.
6310 2009-06-03 Doug Kwan <dougkwan@google.com>
6312 * gold/arm.cc (namespace utils): New.
6313 (Target_arm::reloc_is_non_pic): Define new method.
6314 (class Arm_relocate_functions): New.
6315 (Target_arm::Relocate::relocate): Handle relocation types used by
6318 2009-06-03 Ian Lance Taylor <iant@google.com>
6320 * arm.cc (Target_arm::scan::global): Use || instead of |.
6322 2009-06-02 Doug Kwan <dougkwan@google.com>
6324 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6325 issued_non_pic_error_.
6326 (class Target_arm::Scan): Declare new method check_non_pic.
6327 Define new method symbol_needs_plt_entry.
6328 Declare new data member issued_non_pic_error_.
6329 (class Target_arm::Relocate): Declare new method
6330 should_apply_static_reloc.
6331 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6332 (Target_arm::Scan::check_non_pic): Define new method.
6333 (Target_arm::Scan::local): Handle a small subset of reloc types used
6335 (Target_arm::Scan::local): Same.
6336 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6338 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6340 * incremental.cc (Incremental_inputs::report_command_line): Filter
6341 out --incremental-* options.
6343 2009-05-29 Doug Kwan <dougkwan@google.com>
6345 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6347 (class Target_arm): Update comment.
6348 (Target_arm::Target_arm): Initialize new data members GOT_,
6349 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6350 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6351 and Target_arm::rel_dyn_section.
6352 Declare new_enum Target_arm::Got_type.
6353 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6355 Update commments for member do_dynsym_value.
6356 (Target_arm::got_size, Target_arm::plt_section,
6357 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6358 new methods inside class defintion.
6359 (Target_arm::got_section): Define new method.
6360 (Target_arm::rel_dyn_section): Same.
6361 (Output_data_plt_arm): New template class.
6362 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6363 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6364 (Output_data_plt_arm::add_entry): Same.
6365 (Output_data_plt_arm::first_plt_entry): Define new
6366 static data member for PLT instruction template.
6367 (Output_data_plt_arm::plt_entry): Same.
6368 (Output_data_plt_arm::do_write): Define new method.
6369 (Target_arm::make_plt_entry): Same.
6370 (Target_arm::do_finalize_sections): Same.
6371 (Target_arm::do_dynsym_value): Same.
6373 2009-05-28 Doug Kwan <dougkwan@google.com>
6375 * Makefile.am (TARGETSOURCES): Add arm.cc.
6376 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6377 * Makefile.in: Regenerate.
6379 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6381 2009-05-26 Doug Kwan <dougkwan@google.com>
6383 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6384 (General_options::check_excluded_libs): Strip off directories in
6385 archive name before matching like GNU ld does.
6386 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6387 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6388 (exclude_libs_test_LDFLAGS): Add linker option
6389 -Wl,--exclude-libs,libexclude_libs_test_3
6390 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6391 an explicit archive without using -l.
6392 (alt/libexclude_libs_test_3.a): New make rule.
6393 * testsuite/Makefile.in: Regenerate.
6394 * testsuite/exclude_libs_test.c : Declare lib3_default().
6396 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6397 * exclude_libs_test_3.c: New file.
6399 2009-05-26 Nick Clifton <nickc@redhat.com>
6401 * po/id.po: New Indonesian translation.
6402 * po/gold.pot: Updated template file.
6404 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6406 * testsuite/Makefile.am: Add -ffunction-sections to compile
6407 gc_comdat_test files. Add -Wl,--gc-sections to build
6409 * testsuite/Makefile.in: Regenerate.
6410 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6412 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6414 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6415 kept comdat section was garbage collected.
6416 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6417 * testsuite/Makefile.in: Regenerate.
6418 * testsuite/gc_comdat_test.sh: New file.
6419 * testsuite/gc_comdat_test_1.cc: New file.
6420 * testsuite/gc_comdat_test_2.cc: New file.
6422 2009-05-19 Doug Kwan <dougkwan@google.com>
6424 * archive.cc (Archive::Archive): Move constructor from archive.h
6425 to here. Initialize no_export_.
6426 (Archive::get_elf_object_for_member): Set no_export flag of object.
6427 * archive.h (Archive::Archive): Move constructor body to
6429 (Archive::no_export): New method.
6430 (Archive::no_export_): New field.
6431 * object.h (Object::Object): Initialize no_export_ to false.
6432 (Object::no_export, Object::set_no_export): New methods.
6433 (Object::no_export_): New field.
6434 * options.cc (General_options::parse_exclude_libs): New method.
6435 (General_options::check_excluded_libs) Same.
6436 * options.h (exclude_libs): New option.
6437 (General_options::check_excluded_libs): New method declaration.
6438 (General_options::excluded_libs_): New field.
6439 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6440 default or protected visibility if an object has no-export flag set.
6441 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6442 (check_SCRIPTS): Add exclude_libs_test.sh.
6443 (check_DATA): Add exclude_libs_test.syms.
6444 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6445 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6446 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6447 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6448 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6449 libexclude_libs_test_2.a): New rules.
6450 * testsuite/Makefile.in: Regenerate.
6451 * testsuite/exclude_libs_test.c: New file.
6452 * testsuite/exclude_libs_test.sh: Ditto.
6453 * testsuite/exclude_libs_test_1.c: Ditto.
6454 * testsuite/exclude_libs_test_2.c: Ditto.
6456 2009-05-15 Ian Lance Taylor <iant@google.com>
6458 * configure.ac: Check for declarations for cases where libiberty.h
6459 checks HAVE_DECL_xxx.
6460 * configure, config.in: Rebuild.
6462 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6464 * gold.h (Incremental_argument_list): Remove (invalid) forward
6466 * incremental.cc (Incremental_inputs::report_achive): New method.
6467 (Incremental_inputs::report_object): New method.
6468 (Incremental_inputs::report_script): New method.
6469 (Incremental_inputs::finalize_inputs): New method.
6470 (Incremental_inputs::finalize): Call finalize_inputs().
6471 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6472 Create inputs entries.
6473 * incremental.h (Incremental_input_type): New enum.
6474 (Incremental_inputs::Incremental_input): Initialize new fields.
6475 (Incremental_inputs::report_inputs): New method.
6476 (Incremental_inputs::report_achive): New method.
6477 (Incremental_inputs::report_object): New method.
6478 (Incremental_inputs::report_script): New method.
6479 (Incremental_inputs::finalize_inputs): New method.
6480 (Incremental_inputs::Input_info): New struct.
6481 (Incremental_inputs::Input_info_map): New typedef.
6482 (Incremental_inputs::lock_): New field.
6483 (Incremental_inputs::Inputs_): New field.
6484 (Incremental_inputs::Inputs_map): New field.
6485 * main.cc (main): Call Incremental_input::report_inputs.
6486 * options.h (Input_argument_list): Typedef moved from
6488 (Input_file_group::Files): Remove, use ::Input_argument_list.
6489 (Input_file_group::Input_argument_list): Remove, use
6490 ::Input_argument_list.
6491 * plugin.cc (Plugin_manager::add_input_file): Add error in
6493 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6495 * script.cc (read_input_script): Call
6496 Incremental_input::report_script.
6497 * script.h (Script_info): New class.
6499 2009-04-27 Ian Lance Taylor <iant@google.com>
6501 * x86_64.cc (do_adjust_output_section): Set entsize to
6504 2009-04-23 Elliott Hughes <enh@google.com>
6506 * output.cc (Output_file::close): After short writes, continue
6507 writing from the correct offset in the buffer being written.
6509 2009-04-23 Chris Demetriou <cgd@google.com>
6511 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6512 * configure: Regenerate.
6513 * config.in: Regenerate.
6514 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6515 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6517 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6519 * incremental.cc (Incremental_inputs_header_data): Renamed from
6520 Incremental_input_header_data.
6521 (Incremental_inputs_header_data::data_size): New field.
6522 (Incremental_inputs_header_data::put_input_file_count): Renamed
6523 from input_file_count.
6524 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6525 from command_line_offset.
6526 (Incremental_inputs_header_data::put_reserved): Renamed from
6528 (Incremental_inputs_entry_data): Renamed from
6529 Incremental_input_entry_data.
6530 (Incremental_inputs_entry_data::data_size): New field.
6531 (Incremental_inputs::report_command_line): New method.
6532 (Incremental_inputs::finalize): New method.
6533 (Incremental_inputs::create_incremental_inputs_data): New method.
6534 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6535 * incremental.h: New file.
6536 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6537 (Layout::finalize): Create incremental inputs section in
6539 (Layout::create_incremental_info_sections): New method.
6540 * layout.h (Layout::incremental_inputs): New method.
6541 (Layout::create_incremental_info_sections): New method.
6542 (Layout::incremental_inputs_): New field.
6543 * main.cc (main): Notify Incremental_input of the command line.
6545 2009-04-01 Ian Lance Taylor <iant@google.com>
6546 Mikolaj Zalewski <mikolajz@google.com>
6548 * gold.h (reserve_unordered_map): Define, three versions, one for
6549 each version of Unordered_map.
6550 * layout.cc (Layout::Layout): Remove options parameter. Add
6551 number_of_input_files parameter. Don't initialize options_.
6552 Initialize number_of_input_files_ and resized_signatures_. Move
6553 sections_are_attached_.
6554 (Layout::layout_group): Reserve space for group_signatures_.
6555 (Layout::find_or_add_kept_section): Change name parameter to be a
6556 reference. Resize signatures_ map when it gets large enough.
6557 (Layout::layout_eh_frame): Use parameters->options() instead of
6559 (Layout::make_output_section): Likewise.
6560 (Layout::attach_allocated_section_to_segment): Likewise.
6561 (Layout::finalize, Layout::create_executable_stack): Likewise.
6562 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6563 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6564 * layout.h (class Layout): Update declarations. Remove options_
6565 field. Add number_of_input_files_ and resized_signatures_
6566 fields. Move sections_are_attached_ field.
6567 * main.cc (main): Pass number of input files to Layout
6568 constructor. Don't pass options.
6570 2009-03-30 Ian Lance Taylor <iant@google.com>
6572 * ffsll.c (ffsll): Correct implementation.
6574 2009-03-27 Ian Lance Taylor <iant@google.com>
6576 * ffsll.c: New file.
6577 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6578 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6579 * ftruncate.c (ftruncate): Declare before definition.
6580 * mremap.c (mremap): Likewise.
6581 * pread.c (pread): Likewise.
6582 * configure, Makefile.in, config.in: Rebuild.
6584 * mremap.c: New file.
6585 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6586 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6587 (mremap): Declare if HAVE_MREMAP is not defined.
6588 * configure, Makefile.in, config.in: Rebuild.
6590 2009-03-27 Cary Coutant <ccoutant@google.com>
6592 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6593 position independent.
6594 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6595 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6597 2009-03-24 Cary Coutant <ccoutant@google.com>
6599 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6601 (needs_dynamic_reloc): Likewise.
6603 2009-03-24 Ian Lance Taylor <iant@google.com>
6605 * yyscript.y (file_cmd): Recognize EXTERN.
6606 (extern_name_list, extern_name_list_body): New nonterminals.
6607 * script.cc (script_add_extern): Define.
6608 * script-c.h (script_add_extern): Declare.
6610 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6612 * object.cc (is_elf_object): Define.
6613 * object.h (is_elf_object): Declare.
6614 * archive.cc (Archive::get_elf_object_for_member): Call
6616 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6618 2009-03-24 Elliott Hughes <enh@google.com>
6620 * output.cc (Output_file::map_anonymous): Define.
6621 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6622 try an anonymous one. Report the size if the mmap fails.
6623 * output.h (class Output_file): Declare map_anonymous.
6625 2009-03-24 Ian Lance Taylor <iant@google.com>
6627 * target-select.cc (instantiate_target): Don't acquire the lock if
6628 the instantiated_target_ field has already been set.
6630 2009-03-23 Ian Lance Taylor <iant@google.com>
6632 * gold-threads.h (class Initialize_lock): Define.
6633 * gold-threads.cc (class Initialize_lock_once): Define.
6634 (initialize_lock_control): New static variable.
6635 (initialize_lock_pointer): New static variable.
6636 (initialize_lock_once): New static function.
6637 (Initialize_lock::Initialize_lock): Define.
6638 (Initialize_lock::initialize): Define.
6639 * target-select.h: Include "gold-threads.h".
6640 (class Target_selector): Add lock_ and initialize_lock_ fields.
6641 Don't define instantiate_target, just declare it.
6642 * target-select.cc (Target_selector::Target_selector): Initialize
6644 (Target_selector::instantiate_target): Define.
6645 * descriptors.h: Include "gold-threads.h".
6646 (class Descriptors): Add initialize_lock_ field.
6647 * descriptors.cc (Descriptors::Descriptors): Initialize new
6649 (Descriptors::open): Use initialize_lock_ field
6650 * errors.h (class Errors): Add initialize_lock_ field.
6651 * errors.cc (Errors::Errors): Initialize new field.
6652 (Errors::initialize_lock): Use initialize_lock_ field.
6653 * powerpc.cc (class Target_selector_powerpc): Remove
6654 instantiated_target_ field. In do_recognize call
6655 instantiate_target rather than do_instantiate_target. In
6656 do_instantiate_target just allocate a new target.
6657 * sparc.cc (class Target_selector_sparc): Likewise.
6659 * freebsd.h: New file.
6660 * i386.cc: Include "freebsd.h".
6661 (Target_i386): Derive from Target_freebsd rather than
6663 (Target_selector_i386): Derive from Target_selector_freebsd rather
6664 than Target_selector.
6665 * x86_64.cc: Include "freebsd.h".
6666 (Target_x86_64): Derive from Target_freebsd rather than
6668 (Target_selector_x86_64): Derive from Target_selector_freebsd
6669 rather than Target_selector.
6670 * target.h (class Target): Add adjust_elf_header and
6671 do_adjust_elf_header.
6672 * output.cc (Output_file_header:: do_sized_write): Call target
6673 adjust_elf_header routine.
6674 * configure.tgt: Set targ_osabi.
6675 * configure.ac: Define GOLD_DEFAULT_OSABI.
6676 * parameters.cc (Parameters::default_target): Pass
6677 GOLD_DEFAULT_OSABI to select_target.
6678 * target-select.h (class Target_selector): Make instantiate_target
6679 protected rather than private.
6680 * Makefile.am (HFILES): Add freebsd.h.
6681 * configure, Makefile.in, config.in: Rebuild.
6683 * merge.cc (do_add_input_section): Correct pend value. Change
6684 message about last entry not being null terminated from error to
6687 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6689 * incremental.cc: New file.
6690 * Makefile.am (CCFILES): Add incremental.cc.
6691 * Makefile.in: Rebuild.
6693 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6695 * layout.cc (Layout::output_section_name): Preserve names
6696 of '.note.' sections.
6698 2009-03-19 Ian Lance Taylor <iant@google.com>
6700 * descriptors.cc (Descriptors::open): Check that the options are
6701 valid before using them.
6703 2009-03-18 Ian Lance Taylor <iant@google.com>
6705 * script-sections.h: Include <list>.
6706 (class Script_sections): Change Sections_elements from std::vector
6707 to std::list. Typedef public Elements_iterator. Add
6708 orphan_section_placement_, data_segment_align_start_, and
6709 saw_data_segment_align_ fields. Remove data_segment_align_index_
6711 * script-sections.cc (class Orphan_section_placement): New class.
6712 (class Sections_element): Add virtual functions is_relro and
6713 orphan_section_init. Remove virtual function place_orphan_here.
6714 (class Output_section_definition): Add is_relro and
6715 orphan_section_init. Remove place_orphan_here.
6716 (class Orphan_output_section): Likewise.
6717 (Script_sections::Script_sections): Update for field changes.
6718 (Script_sections::data_segment_align): Set saw_data_segment_align_
6719 and data_segment_align_start_, not data_segment_align_index.
6720 (Script_sections::data_segment_relro_end): Check
6721 saw_data_segment_align_. Use data_segment_align_start_ rather
6722 than data_segment_align_index_.
6723 (Script_sections::place_orphan): Rewrite to use
6724 Orphan_section_placement.
6726 2009-03-17 Ian Lance Taylor <iant@google.com>
6728 * archive.cc (Archive::add_symbols): Check for a version attached
6729 to the symbol name in the archive map.
6730 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6731 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6732 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6733 (ver_test_11.a): New target.
6734 * testsuite/Makefile.in: Rebuild.
6736 * configure.ac: Check for chsize and posix_fallocate. Replace
6738 * ftruncate.c: New file, from gnulib.
6739 * output.cc (posix_fallocate): Define dummy version if not
6740 HAVE_POSIX_FALLOCATE.
6741 (Output_file::map): Call posix_fallocate rather than lseek and
6743 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6744 * configure, Makefile.in, config.in: Rebuild.
6746 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6748 * layout.h (Layout::create_note): Add section_name parameter.
6749 * layout.cc (Layout::create_note): Likewise.
6750 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6752 2009-03-17 Ian Lance Taylor <iant@google.com>
6754 * descriptors.cc: Include "options.h".
6755 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6756 (Descriptors::open): Always use O_CLOEXEC when opening a new
6757 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6758 then set FD_CLOEXEC.
6760 * sparc.cc (class Target_sparc): Add has_got_section.
6761 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6762 make sure we have a GOT section.
6764 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6765 (Target_sparc::Scan::local): Likewise.
6766 (Target_sparc::Scan::global): Likewise.
6767 (Target_sparc::Relocate::relocate): Likewise.
6768 (Target_sparc::Relocate::relocate_tls): Likewise.
6770 * symtab.cc (Symbol_table::define_default_version): New function,
6771 broken out of add_from_object.
6772 (Symbol_table::add_from_object): Call define_default_version.
6773 (Symbol_table::define_special_symbol): Add resolve_oldsym
6774 parameter. Change all callers. If the version for a symbol comes
6775 from a version script, resolve it with the symbol with the same
6776 name with no version. Also add the symbol without a version if
6778 (do_define_in_output_data): If resolving with oldsym, don't delete
6780 (do_define_in_output_segment): Likewise.
6781 (do_define_as_constant): Likewise.
6782 * symtab.h (class Symbol_table): Update declarations.
6784 2009-03-13 Ian Lance Taylor <iant@google.com>
6786 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6787 (Read_symbols::requeue): New function.
6788 (Read_symbols::do_read_symbols): If make_elf_object fails because
6789 the target type is not configured, and the file was searched for,
6790 issue a warning and retry with the next directory.
6791 (Add_symbols::run): If the file has an incompatible format, and
6792 it was searched for, requeue the Read_symbols task. On error,
6794 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6795 dirindex parameter to constructor. Change all callers. Declare
6796 incompatible_warning and requeue.
6797 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6798 input_argument_ and input_group_ fields. Add them to
6799 constructor. Change all callers.
6800 (class Read_script): Add dirindex_ field. Add it to constructor.
6802 * archive.cc (Archive::setup): Remove input_objects parameter.
6804 (Archive::get_file_and_offset): Likewise.
6805 (Archive::read_all_symbols): Likewise.
6806 (Archive::read_symbols): Likewise.
6807 (Archive::get_elf_object_for_member): Remove input_objects
6808 parameter. Add punconfigured parameter. Change all callers.
6809 (Archive::add_symbols): Change return type to bool. Check return
6810 value of include_member.
6811 (Archive::include_all_members): Likewise.
6812 (Archive::include_member): Change return type to bool. Return
6813 false if first included object has incompatible target. Set
6814 included_member_ field.
6815 (Add_archive_symbols::run): If add_symbols returns false, requeue
6817 * archive.h (class Archive): Add included_member_ field.
6818 Initialize it in constructor. Add input_file and searched_for
6819 methods. Update declarations.
6820 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6821 input_argument_ fields. Add them to constructor. Change all
6823 * script.cc: Include "target-select.h".
6824 (class Parser_closure): Add skip_on_incompatible_target_ and
6825 found_incompatible_target_ fields. Add
6826 skip_on_incompatible_target parameter to constructor. Change all
6827 callers. Add methods skip_on_incompatible_target,
6828 clear_skip_on_incompatible_target, found_incompatible_target, and
6829 set_found_incompatible_target.
6830 (read_input_script): Add dirindex parameter. Change all callers.
6831 If parser finds an incompatible target, requeue Read_symbols
6833 (script_set_symbol): Clear skip_on_incompatible_target in
6835 (script_add_assertion, script_parse_option): Likewise.
6836 (script_start_sections, script_add_phdr): Likewise.
6837 (script_check_output_format): New function.
6838 * script.h (read_input_script): Update declaration.
6839 * script-c.h (script_check_output_format): Declare.
6840 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6841 (ignore_cmd): Remove OUTPUT_FORMAT.
6842 * fileread.cc (Input_file::Input_file): Add explicit this.
6843 (Input_file::will_search_for): New function.
6844 (Input_file::open): Add pindex parameter. Change all callers.
6845 * fileread.h (class Input_file): Add input_file_argument method.
6846 Declare will_search_for. Update declarations.
6847 * object.cc (make_elf_object): Add punconfigured parameter.
6849 * object.h (class Object): Make input_file public. Add
6850 searched_for method.
6851 (make_elf_object): Update declaration.
6852 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6854 * dirsearch.h (class Dirsearch): Update declaration.
6855 * options.h (class General_options): Add --warn-search-mismatch.
6856 * parameters.cc (Parameters::is_compatible_target): New function.
6857 * parameters.h (class Parameters): Declare is_compatible_target.
6858 * workqueue.cc (Workqueue::add_blocker): New function.
6859 * workqueue.h (class Workqueue): Declare add_blocker.
6861 * fileread.cc (Input_file::open): Remove options parameter.
6863 (Input_file::open_binary): Likewise.
6864 * script.cc (read_input_script): Likewise.
6865 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6866 options parameter from constructor. Change all callers.
6867 (class Read_script): Likewise.
6868 * fileread.h (class Input_file): Update declarations.
6869 * script.h (read_input_script): Update declaration.
6871 2009-03-10 Nick Clifton <nickc@redhat.com>
6873 * po/es.po: New Spanish translation.
6875 2009-03-06 Cary Coutant <ccoutant@google.com>
6877 * options.cc (parse_short_option): Keep dash_z from registering itself.
6879 2009-03-03 Ian Lance Taylor <iant@google.com>
6882 * target-reloc.h (relocate_section): Pass output_section to
6884 * i386.cc (Target_i386::should_apply_static_reloc): Add
6885 output_section parameter. Change all callers.
6886 (Target_i386::Relocate::relocate): Add output_section parameter.
6887 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6888 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6889 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6890 * testsuite/two_file_shared.sh: New script.
6891 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6892 (check_DATA): Add two_file_shared.dbg.
6893 (two_file_shared.dbg): New target.
6894 * testsuite/Makefile.in: Rebuild.
6896 2009-03-01 Ian Lance Taylor <iant@google.com>
6898 * configure.ac: Check for byteswap.h.
6899 * configure: Rebuild.
6900 * config.in: Rebuild.
6902 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6904 * layout.cc (Layout::find_or_add_kept_section): New function.
6905 (Layout::add_comdat): Removed.
6906 * layout.h (struct Kept_section): Move out of class Layout.
6907 Remove trailing underscores from field names. Add group_sections
6908 field. Rename group_ field to is_group. Change all uses.
6909 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6910 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6911 comdat_groups_ field.
6912 (Sized_relobj::include_section_group): Use
6913 find_or_add_kept_section and Kept_section::group_sections.
6914 (Sized_relobj::include_linkonce_section): Likewise.
6915 * object.cc (class Sized_relobj): Don't define Comdat_group or
6916 Comdat_group_table. Remove find_comdat_group and
6917 add_comdat_group. Remove comdat_groups_ field.
6918 * plugin.cc (include_comdat_group): Use
6919 Layout::find_or_add_kept_section.
6921 2009-02-28 Ian Lance Taylor <iant@google.com>
6923 * README: --gc-sections and map files are now supported. Document
6924 some build requirements.
6927 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6928 relocatable link set the value of the section symbol to zero.
6929 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6930 relocatable link don't include the section address in the local
6933 2009-02-27 Ian Lance Taylor <iant@google.com>
6936 * options.h (class Search_directory): Add is_system_directory.
6937 (class General_options): Declare is_in_system_directory.
6938 * options.cc (get_relative_sysroot): Make static.
6939 (get_default_sysroot): Make static.
6940 (General_optoins::is_in_system_directory): New function.
6941 * fileread.cc (Input_file::is_in_system_directory): New function.
6942 * fileread.h (class Input_file): Declare is_in_system_directory.
6943 * object.h (class Object): Add is_in_system_directory.
6944 (class Input_objects): Remove system_library_directory_ field.
6945 * object.cc (Input_objects::add_object): Don't set
6946 system_library_directory_.
6947 (input_objects::found_in_system_library_directory): Remove.
6948 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6949 parameter. Change all callers.
6950 (Symbol_table::sized_write_globals): Likewise.
6951 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6952 Call Object::is_in_system_directory.
6953 * symtab.h (class Symbol_table): Update declarations.
6956 * descriptors.h (Open_descriptor): Add is_on_stack field.
6957 * descriptors.cc (Descriptors::open): If the descriptor is on the
6958 top of the stack, remove it. Initialize is_on_stack field.
6959 (Descriptors::release): Only add pod to stack if it is not on the
6961 (Descriptors::close_some_descriptor): Clear stack_next and
6965 * output.cc (Output_section::find_starting_output_address): Rename
6966 from starting_output_address; add PADDR parameter; change return
6968 * output.h (class Output_section): Declare
6969 find_starting_output_address instead of starting_output_address.
6970 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6971 section symbol for which we can't find a merge section.
6974 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6975 hidden or internal, force the symbol to be local.
6976 * resolve.cc (Symbol::override_visibility): Define.
6977 (Symbol::override_base): Use override_visibility.
6978 (Symbol_table::resolve): Likewise.
6979 (Symbol::override_base_with_special): Likewise.
6980 (Symbol_table::override_with_special): If the visibility is hidden
6981 or internal, force the symbol to be local.
6982 * symtab.h (class Symbol): Add set_visibility and
6983 override_visibility.
6984 * testsuite/ver_test_1.sh: New file.
6985 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6986 (check_DATA): Add ver_test_1.syms.
6987 (ver_test_1.syms): New target.
6988 * testsuite/Makefile.in: Rebuild.
6990 2009-02-25 Cary Coutant <ccoutant@google.com>
6992 * layout.cc (Layout::choose_output_section): Don't rename sections
6993 when using a linker script that has a SECTIONS clause.
6994 * Makefile.in: Regenerate.
6996 * testsuite/Makefile.am (script_test_5.sh): New test case.
6997 * testsuite/Makefile.in: Regenerate.
6998 * testsuite/script_test_5.cc: New file.
6999 * testsuite/script_test_5.sh: New file.
7000 * testsuite/script_test_5.t: New file.
7002 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7004 * archive.cc (Archive::include_member): Update calls to add_symbols.
7005 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7006 the Layout argument.
7007 * dynobj.h (do_add_symbols): Add the Layout argument.
7008 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7010 * object.h (Object::add_symbols): Add the Layout argument.
7011 (Object::do_add_symbols): Add the Layout argument.
7012 (Sized_relobj::do_add_symbols): Add the Layout argument.
7013 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7014 Unify the two versions.
7015 (Add_plugin_symbols): Remove.
7016 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7017 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7018 (Add_plugin_symbols): Remove.
7019 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7020 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7021 (Add_symbols::run): Make it work with Pulginobj.
7023 2009-02-06 Ian Lance Taylor <iant@google.com>
7025 * object.cc (Sized_relobj::do_layout): Make info message start
7026 with lower case letter.
7028 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7030 * binary.cc: Fix file comment.
7032 * options.h (enum Incremental_disposition): Define.
7033 (class General_options): Add new options: --incremental,
7034 --incremental_changed, --incremental_unchanged,
7035 --incremental_unknown. Add incremental_disposition_ and
7036 implicit_incremental_ fields.
7037 (General_options::incremental_disposition): New function.
7038 (class Position_dependent_options): Add incremental_disposition
7040 (Position_dependent_options::copy_from_options): Set incremental
7042 * options.cc (General_options::parse_incremental_changed): New
7044 (General_options::parse_incremental_unchanged): New function.
7045 (General_options::parse_incremental_unknown): New function.
7046 (General_options::General_options): Initialize new fields
7047 incremental_disposition_ and implicit_incremental_.
7048 (General_options::finalize): Check for uasge of --incremental-*
7049 without --incremental.
7051 2009-02-06 Chris Demetriou <cgd@google.com>
7053 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7054 pointer and to report location as the file name associated with
7056 (gold_undefined_symbol_at_location): New function to replace the
7057 old gold_undefined_symbol functionality.
7058 * target-reloc.h (relocate_section): Update to use
7059 gold_undefined_symbol_at_location.
7060 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7061 Call gold_undefined_symbol function rather than gold_error.
7062 * errors.h (Errors::undefined_symbol): Take location as a
7063 string, rather than calculating it from a relocation.
7064 * errors.cc (Errors::fatal): Print "fatal error:" before the
7066 (Errors::error, Errors::error_at_location): Print "error: "
7067 before the formatted message.
7068 (Errors::undefined_symbol): Take location as a string, rather
7069 than calculating it from a relocation.
7070 (gold_undefined_symbol_at_location): New function akin to
7071 old gold_undefined_symbol, calculates location from relocation.
7072 (gold_undefined_symbol): Change to take only a Symbol pointer
7073 and to report location as the file name associated with the symbol.
7074 * testsuite/debug_msg.sh: Update for changed error messages.
7075 * testsuite/undef_symbol.sh: Likewise.
7077 2009-02-04 Duncan Sands <baldrick@free.fr>
7080 * reduced_debug_output.h
7081 (Output_reduced_debug_abbrev_section::failed): Use format for
7083 (Output_reduced_debug_info_section::faild): Likewise.
7085 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7087 * script.cc (Lazy_demangler): New class.
7088 (Version_script_info::get_symbol_version_helper): Demangle a
7091 2009-01-29 Cary Coutant <ccoutant@google.com>
7093 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7095 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7097 2009-01-28 Ian Lance Taylor <iant@google.com>
7099 * version.cc (version_string): Bump to 1.9.
7101 * gold.h: Include <cstring> and <stdint.h>.
7102 * version.cc: Include <cstdio>.
7103 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7105 * reduced_debug_output.cc (insert_into_vector): Rename from
7106 Insert_into_vector; change all callers. Use Swap_unaligned to
7107 avoid aliasing issue; remove union since it is unnecessary.
7109 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7111 * Makefile.am (CCFILES): Add gc.cc.
7113 * Makefile.in: Regenerate.
7114 * gold.cc (Gc_runner): New class.
7115 (queue_initial_tasks): Call garbage collection related tasks
7116 when corresponding options are invoked.
7117 (queue_middle_gc_tasks): New function.
7118 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7119 processed early before laying out sections during garbage collection.
7120 * gold.h (queue_middle_gc_tasks): New function.
7121 (is_prefix_of): Move from "layout.cc".
7122 * i386.cc (Target_i386::gc_process_relocs): New function.
7123 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7124 * main.cc (main): Create object of class "Garbage_collection".
7125 * object.cc (Relobj::copy_symbols_data): New function.
7126 (Relobj::is_section_name_included): New function.
7127 (Sized_relobj::do_layout): Allow this function to be called twice
7128 during garbage collection and defer layout of section during the
7130 * object.h (Relobj::get_symbols_data): New function.
7131 (Relobj::is_section_name_included): New function.
7132 (Relobj::copy_symbols_data): New function.
7133 (Relobj::set_symbols_data): New function.
7134 (Relobj::get_relocs_data): New function.
7135 (Relobj::set_relocs_data): New function.
7136 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7137 (Relobj::gc_process_relocs): New function.
7138 (Relobj::do_gc_process_relocs): New pure virtual function.
7139 (Relobj::sd_): New data member.
7140 (Sized_relobj::is_output_section_offset_invalid): New function.
7141 (Sized_relobj::do_gc_process_relocs): New function.
7142 * options.h (General_options::gc_sections): Modify to not be a no-op.
7143 (General_options::print_gc_sections): New option.
7144 * plugin.cc (Plugin_finish::run): Remove function call to
7145 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7146 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7147 * reloc.cc (Read_relocs::run): Add task to process relocs and
7148 determine unreferenced sections when doing garbage collection.
7149 (Gc_process_relocs): New class.
7150 (Sized_relobj::do_gc_process_relocs): New function.
7151 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7152 sections that are garbage collected.
7153 * reloc.h (Gc_process_relocs): New class.
7154 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7155 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7156 symbols whose corresponding sections are garbage collected.
7157 (Symbol_table::Symbol_table): Add new parameter for the garbage
7159 (Symbol_table::gc_mark_undef_symbols): New function.
7160 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7161 (Symbol_table::gc_mark_dyn_syms): New function.
7162 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7164 (Symbol_table::add_from_object): Likewise.
7165 (Symbol_table::add_from_relobj): When building shared objects, do not
7166 treat externally visible symbols as garbage.
7167 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7168 table information for static and relocatable links.
7169 * symtab.h (Symbol_table::set_gc): New function.
7170 (Symbol_table::gc): New function.
7171 (Symbol_table::gc_mark_undef_symbols): New function.
7172 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7173 (Symbol_table::gc_mark_dyn_syms): New function.
7174 (Symbol_table::gc_): New data member.
7175 * target.h (Sized_target::gc_process_relocs): New pure virtual
7177 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7178 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7180 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7182 * options.h (General_options::gc_sections): Define as a no-op for now.
7183 (General_options::no_keep_memory): Ditto.
7184 (General_options::Bshareable): Define.
7185 * options.cc (General_options::finalize): Honor -Bshareable.
7187 2009-01-20 Andreas Schwab <schwab@suse.de>
7189 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7190 read the value in the contents, since we don't use it. Use the
7191 template endianness when writing.
7192 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7194 2009-01-19 Andreas Schwab <schwab@suse.de>
7196 * configure.tgt (powerpc64-*): Fix targ_obj.
7198 2009-01-15 Ian Lance Taylor <iant@google.com>
7200 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7201 local symbols when stripping all symbols.
7203 2009-01-14 Cary Coutant <ccoutant@google.com>
7205 * output.cc (Output_reloc): Add explicit instantiations.
7207 2009-01-14 Cary Coutant <ccoutant@google.com>
7209 * archive.cc (Archive::get_elf_object_for_member): Remove call
7210 to File_read::claim_for_plugin.
7211 * descriptors.cc (Descriptors::open): Remove reference to
7213 (Descriptors::claim_for_plugin): Remove.
7214 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7215 (Descriptors::is_claimed): Remove.
7216 (claim_descriptor_for_plugin): Remove.
7217 * fileread.cc (File_read::claim_for_plugin): Remove.
7218 * fileread.h (File_read::claim_for_plugin): Remove.
7219 (File_read::descriptor): Reopen descriptor if necessary.
7220 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7221 (Plugin_manager::all_symbols_read): Add task parameter. Change
7223 (Plugin_manager::get_input_file): New function.
7224 (Plugin_manager::release_input_file): New function.
7225 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7226 corresponding data member.
7227 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7228 and pass to base constructor. Change all callers.
7229 (get_input_file, release_input_file): New functions.
7230 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7231 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7232 (Plugin_manager::all_symbols_read): Add task parameter.
7233 (Plugin_manager::get_input_file): New function.
7234 (Plugin_manager::release_input_file): New function.
7235 (Plugin_manager::task_): New data member.
7236 (Pluginobj::Pluginobj): Add filesize parameter.
7237 (Pluginobj::filename): New function.
7238 (Pluginobj::descriptor): New function.
7239 (Pluginobj::filesize): New function.
7240 (Pluginobj::filesize_): New data member.
7241 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7242 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7243 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7245 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7246 with archive libraries.
7247 * testsuite/Makefile.in: Regenerate.
7248 * testsuite/plugin_test.c (struct sym_info): New type.
7249 (get_input_file, release_input_file): New static variables.
7250 (onload): Capture new transfer vector entries.
7251 (claim_file_hook): Stop reading at end of file according to filesize.
7252 Factor out parsing of readelf output into separate function.
7253 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7254 APIs and get the source file name from the symbol table. Convert
7255 source file name to corresponding object file name. Print info
7256 message when adding new input files.
7257 (parse_readelf_line): New function.
7258 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7259 * testsuite/plugin_test_2.sh: Likewise.
7260 * testsuite/plugin_test_3.sh: Likewise.
7261 * testsuite/plugin_test_4.sh: New test case.
7263 2009-01-07 Ian Lance Taylor <iant@google.com>
7265 * version.cc (version_string): Bump to 1.8.
7267 2008-12-23 Cary Coutant <ccoutant@google.com>
7269 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7270 * plugin.cc (Plugin_manager::finish): Rename as
7271 layout_deferred_objects. Move cleanup to separate function.
7272 (Plugin_manager::cleanup): New function.
7273 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7275 * plugin.h (Plugin_manager::finish): Rename as
7276 layout_deferred_objects.
7277 (Plugin_manager::cleanup): New function.
7278 (Plugin_manager::cleanup_done): New field.
7280 2008-12-23 Cary Coutant <ccoutant@google.com>
7282 * plugin.cc (is_visible_from_outside): New function.
7283 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7284 so we don't return "IR only" status for exported symbols or -r links.
7286 * testsuite/Makefile.am (plugin_test_3): New test case.
7287 * testsuite/Makefile.in: Regenerate.
7288 * testsuite/plugin_test_3.sh: New file.
7290 2008-12-22 Cary Coutant <ccoutant@google.com>
7292 * object.cc (Sized_relobj::layout_section): New function.
7293 (Sized_relobj::do_layout): Defer layout of input sections until after
7294 plugin has provided replacement files.
7295 (Sized_relobj::do_layout_deferred_sections): New function.
7296 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7297 (Relobj::layout_deferred_sections): New function.
7298 (Relobj::do_layout_deferred_sections): New function.
7299 (Sized_relobj::do_layout_deferred_sections): New function.
7300 (Sized_relobj::layout_section): New function.
7301 (Sized_relobj::Deferred_layout): New structure.
7302 (Sized_relobj::deferred_layout_): New field.
7303 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7304 Change all callers. Layout deferred sections.
7305 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7307 (Plugin_hook::run): Move code from do_plugin_hook inline.
7308 (Plugin_hook::do_plugin_hook): Remove.
7309 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7310 (Plugin_manager::finish): Renamed, was cleanup.
7311 (Plugin_manager::should_defer_layout): New function.
7312 (Plugin_manager::add_deferred_layout_object): New function.
7313 (Plugin_manager::Deferred_layout_list): New type.
7314 (Plugin_manager::deferred_layout_objects_): New field.
7315 (Plugin_hook::do_plugin_hook): Remove.
7317 2008-12-17 Ian Lance Taylor <iant@google.com>
7319 * options.h (class General_options): Add --no case for
7322 2008-12-16 Cary Coutant <ccoutant@google.com>
7324 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7326 (Plugin_manager::claim_file): Create plugin object even if
7327 plugin did not call the add_symbols callback.
7328 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7329 asking for more symbols than were added.
7330 * testsuite/Makefile.am (plugin_test_1): Add test case with
7332 (empty.syms): New target.
7333 * testsuite/Makefile.in: Regenerate.
7334 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7335 message. Don't call add_symbols if no globals.
7336 (all_symbols_read_hook): Don't provide replacement for empty
7339 2008-12-12 Ian Lance Taylor <iant@google.com>
7341 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7342 r_type == 0 for a local symbol with r_sym == 0.
7343 (scan_relocatable_relocs): Pass r_sym to
7344 local_non_section_strategy.
7345 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7348 * configure.ac: Update test for TLS descriptors: they are
7349 supported as of glibc 2.9.
7350 * configure: Rebuild.
7352 2008-12-11 Ian Lance Taylor <iant@google.com>
7355 * target-reloc.h (Default_scan_relocatable_relocs): For each
7356 function, map r_type == 0 to RELOC_DISCARD.
7358 2008-12-10 Cary Coutant <ccoutant@google.com>
7360 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7361 object to override a kept COMDAT group from a plugin object.
7363 2008-12-09 Ian Lance Taylor <iant@google.com>
7366 * yyscript.y (file_cmd): Handle INPUT.
7368 * testsuite/initpri1.c: Change all declarations to be full
7369 prototypes by adding void, to avoid compiler warnings.
7371 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7373 * options.cc (General_options::parse_plugin_opt): New.
7374 (General_options::add_plugin): The argument now is just the filename.
7375 (General_options::add_plugin_option): New.
7376 * options.h (plugin_opt): New.
7377 (add_plugin): Change argument name.
7378 (add_plugin_option): New.
7379 * plugin.cc (Plugin::load): Don't parse the plugin option.
7380 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7381 (Plugin::add_option): New.
7382 (Plugin::args_): Change type.
7383 (Plugin::filename_): New.
7384 (Plugin_manager::add_plugin_option): New.
7385 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7386 * testsuite/Makefile.in: Regenerate.
7388 2008-12-05 Cary Coutant <ccoutant@google.com>
7390 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7391 Handle --strip-lto-sections option.
7392 * options.h (strip_lto_sections): New option.
7394 2008-12-01 Cary Coutant <ccoutant@google.com>
7396 * plugin.cc (ld_plugin_message): Change format parameter to const.
7397 Fix mismatch between new[] and delete.
7399 2008-11-14 Cary Coutant <ccoutant@google.com>
7401 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7404 2008-11-05 Craig Silverstein <csilvers@google.com>
7406 * options.cc (General_options::parse_dynamic_list): New function.
7407 * options.h (General_options): New flags dynamic_list,
7408 dynamic_list_data, dynamic_list_cpp_new, and
7409 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7410 (General_options::in_dynamic_list): New function.
7411 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7412 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7413 (Lex::can_continue_name): Likewise.
7415 (read_script_file): New parameter script_options.
7416 (read_dynamic_list): New function.
7417 (Script_options::define_dynamic_list): New function.
7418 (dynamic_list_keyword_parsecodes): New variable.
7419 (dynamic_list_keywords): New variable.
7420 * script.h (Script_options::define_dynamic_list): New function
7422 (read_dynamic_list): New function prototype.
7423 * symtab.cc (strprefix): New macro.
7424 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7425 dynamic_list_data, dynamic_list_cpp_new, and
7426 dynamic_list_cpp_typeinfo.
7427 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7428 (dynamic_list_expr): New rule.
7429 (dynamic_list_nodes): Likewise.
7430 (dynamic_list_node): Likewise.
7431 * testsuite/Makefile.am (dynamic_list): New test.
7432 * testsuite/Makefile.in: Regenerated.
7433 * testsuite/dynamic_list.t: New file.
7434 * testsuite/dynamic_list.sh: New file.
7436 2008-11-05 Craig Silverstein <csilvers@google.com>
7438 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7439 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7440 (t11_last): Likewise.
7441 * testsuite/ver_test_6.c (main): Likewise.
7443 2008-10-07 Cary Coutant <ccoutant@google.com>
7445 * options.c (General_options::finalize): Add check for -static and
7447 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7450 2008-10-02 Cary Coutant <ccoutant@google.com>
7452 * plugin.cc (make_sized_plugin_object): Fix conditional
7453 compilation to work when not all targets are enabled.
7455 2008-09-29 Cary Coutant <ccoutant@google.com>
7457 * archive.cc (Archive::get_file_and_offset): Use filename instead
7458 of name to get library path.
7459 (Archive::include_member): Unlock external member of a thin archive.
7461 * testsuite/Makefile.am (TEST_AR): New variable.
7462 (thin_archive_test_1): New test.
7463 (thin_archive_test_2): New test.
7464 * testsuite/Makefile.in: Regenerate.
7465 * testsuite/thin_archive_main.cc: New file.
7466 * testsuite/thin_archive_test_1.cc: New file.
7467 * testsuite/thin_archive_test_2.cc: New file.
7468 * testsuite/thin_archive_test_3.cc: New file.
7469 * testsuite/thin_archive_test_4.cc: New file.
7471 2008-09-29 Cary Coutant <ccoutant@google.com>
7473 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7474 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7476 (Sized_relobj::do_finalize_local_symbols): Likewise.
7477 (Sized_relobj::map_to_kept_section): Likewise.
7478 * object.h (Sized_relobj::invalid_address): New constant.
7479 (Sized_relobj::do_output_section_offset): Check for invalid_address
7481 * output.cc (Output_reloc::local_section_offset): Use constant
7482 invalid_address instead of -1U.
7483 (Output_reloc::get_address): Likewise.
7484 (Output_section::output_address): Change -1U to -1ULL.
7485 * output.h (Output_reloc::invalid_address): New constant.
7486 * reloc.cc (Sized_relobj::write_sections): Use constant
7487 invalid_address instead of -1U.
7488 (Sized_relobj::relocate_sections): Likewise.
7489 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7490 values for merge sections.
7491 * target-reloc.h (relocate_for_relocatable): Use constant
7492 invalid_address instead of -1U.
7494 2008-09-19 Cary Coutant <ccoutant@google.com>
7496 Add plugin functionality for link-time optimization (LTO).
7497 * configure.ac (plugins): Add --enable-plugins option.
7498 * configure: Regenerate.
7499 * config.in: Regenerate.
7500 * Makefile.am (LIBDL): New variable.
7501 (CCFILES): Add plugin.cc.
7502 (HFILES): Add plugin.h.
7503 (ldadd_var): Add LIBDL.
7504 * Makefile.in: Regenerate.
7506 * archive.cc: Include "plugin.h".
7507 (Archive::setup): Don't preread archive symbols when using a plugin.
7508 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7509 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7511 (Archive::include_member): Add symbols from plugin objects.
7512 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7513 * descriptors.cc (Descriptors::open): Check for file descriptors
7514 abandoned by plugins.
7515 (Descriptors::claim_for_plugin): New function.
7516 * descriptors.h (Descriptors::claim_for_plugin): New function.
7517 (Open_descriptor::is_claimed): New field.
7518 (claim_descriptor_for_plugin): New function.
7519 * fileread.cc (File_read::claim_for_plugin): New function.
7520 * fileread.h (File_read::claim_for_plugin): New function.
7521 (File_read::descriptor): New function.
7522 * gold.cc: Include "plugin.h".
7523 (queue_initial_tasks): Add task to call plugin hooks for generating
7525 * main.cc: Include "plugin.h".
7526 (main): Load plugin libraries.
7527 * object.h (Pluginobj): Declare.
7528 (Object::pluginobj): New function.
7529 (Object::do_pluginobj): New function.
7530 (Object::set_target): New function.
7531 * options.cc: Include "plugin.h".
7532 (General_options::parse_plugin): New function.
7533 (General_options::General_options): Initialize plugins_ field.
7534 (General_options::add_plugin): New function.
7535 * options.h (Plugin_manager): Declare.
7536 (General_options): Add --plugin option.
7537 (General_options::has_plugins): New function.
7538 (General_options::plugins): New function.
7539 (General_options::add_plugin): New function.
7540 (General_options::plugins_): New field.
7541 * plugin.cc: New file.
7542 * plugin.h: New file.
7543 * readsyms.cc: Include "plugin.h".
7544 (Read_symbols::do_read_symbols): Check for archive before checking
7545 for ELF file. Call plugin hooks to claim files.
7546 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7547 from a real object file; force override when processing replacement
7549 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7550 (Symbol::init_base_object): Likewise.
7551 (Symbol::init_base_output_data): Likewise.
7552 (Symbol::init_base_output_segment): Likewise.
7553 (Symbol::init_base_constant): Likewise.
7554 (Symbol::init_base_undefined): Likewise.
7555 (Symbol::output_section): Assert that object is not a plugin.
7556 (Symbol_table::add_from_pluginobj): New function.
7557 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7559 (Symbol_table::sized_write_globals): Likewise.
7560 (Symbol_table::add_from_pluginobj): Instantiate template.
7561 * symtab.h (Sized_pluginobj): Declare.
7562 (Symbol::in_real_elf): New function.
7563 (Symbol::set_in_real_elf): New function.
7564 (Symbol::in_real_elf_): New field.
7565 (Symbol_table::add_from_pluginobj): New function.
7567 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7568 (LIBDL): New variable.
7570 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7571 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7572 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7573 (MOSTLYCLEANFILES): Likewise.
7574 * testsuite/Makefile.in: Regenerate.
7575 * testsuite/plugin_test.c: New file.
7576 * testsuite/plugin_test_1.sh: New file.
7577 * testsuite/plugin_test_2.sh: New file.
7579 2008-09-16 Ian Lance Taylor <iant@google.com>
7581 * target-reloc.h (relocate_section): Check whether a symbol is
7582 defined by the ABI before reporting an undefined symbol error.
7583 * target.h (Target::is_defined_by_abi): Make parameter const.
7584 (Target::do_is_defined_by_abi): Likewise.
7585 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7586 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7587 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7588 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7589 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7590 * testsuite/Makefile.in: Rebuild.
7592 * fileread.cc (make_view): Add casts to avoid warning.
7594 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7596 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7597 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7599 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7601 * options.h (General_options::output_is_executable): New.
7602 (General_options::output_is_pie): New.
7603 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7604 for shared libraries.
7605 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7607 2008-09-11 Chris Demetriou <cgd@google.com>
7609 * options.h (origin): New -z option.
7610 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7611 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7614 2008-09-05 Cary Coutant <ccoutant@google.com>
7616 * fileread.cc (File_read::make_view): Add check for attempt to map
7619 2008-09-05 Cary Coutant <ccoutant@google.com>
7621 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7622 explicit instantiations.
7624 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7627 * options.cc (General_options::finalize): Allow undefined symbols
7628 in shlibs if linking -shared.
7631 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7632 symbols as not needing a dynsym entry.
7634 2008-08-20 Craig Silverstein <csilvers@google.com>
7636 * fileread.cc (File_read::open): Do not lock the file unless it
7637 was successfully opened.
7639 2008-08-14 Cary Coutant <ccoutant@google.com>
7641 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7642 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7643 * testsuite/tls_test.cc (struct int128): 128-bit struct
7644 for testing TLS relocs with non-zero addend.
7645 (v12): New TLS variable.
7647 (t_last): Add check for v12.
7648 * testsuite/tls_test.h (t12): New function.
7649 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7651 2008-08-13 Ian Lance Taylor <iant@google.com>
7653 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7654 set tls_segment_ or relro_segment_.
7655 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7657 * output.h (Output_section::clear_is_relro): New function.
7658 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7659 sections specially even when output_data_ is empty.
7660 (Output_segment::maximum_alignment): When first section is relro,
7661 only force alignment for PT_LOAD segments.
7662 * script.cc (script_data_segment_align): New function.
7663 (script_data_segment_relro_end): New function.
7664 * script-c.h (script_data_segment_align): Declare.
7665 (script_data_segment_relro_end): Declare.
7666 * script-sections.h (class Script_sections): Declare
7667 data_segment_align and data_segment_relro_end. Add fields
7668 segment_align_index_ and saw_relro_end_.
7669 * script-sections.cc (class Sections_element): Add set_is_relro
7670 virtual function. Add new bool* parameter to place_orphan_here.
7671 Add get_output_section virtual function.
7672 (class Output_section_definition): Add set_is_relro. Add new
7673 bool* parameter to place_orphan_here. Add get_output_section.
7674 Add is_relro_ field.
7675 (Output_section_definition::Output_section_definition): Initialize
7676 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7677 and is_relro_ fields.
7678 (Output_section_definition::place_orphan_here): Add is_relro
7680 (Output_section_definition::set_section_addresses): Set relro for
7682 (Output_section_definition::alternate_constraint): Likewise.
7683 (class Orphan_output_section): Add new bool* parameter to
7684 place_orphan_here. Add get_output_section.
7685 (Orphan_output_section::place_orphan_here): Add is_relro
7687 (Script_sections::Script_sections): Initialize
7688 data_segment_align_index_ and saw_relro_end_.
7689 (Script_sections::data_segment_align): New function.
7690 (Script_sections::data_segment_relro_end): New function.
7691 (Script_sections::place_orphan): Set or clear is_relro.
7692 (Script_sections::set_section_addresses): Force alignment of first
7694 * yyscript.y (exp): Call script_data_segment_align and
7695 script_data_segment_relro_end.
7696 * testsuite/relro_script_test.t: New file.
7697 * testsuite/relro_test.cc (using_script): Declare.
7698 (t1, t2): Test using_script.
7699 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7700 (relro_script_test_SOURCES): Define.
7701 (relro_script_test_DEPENDENCIES): Define.
7702 (relro_script_test_LDFLAGS): Define.
7703 (relro_script_test_LDADD): Define.
7704 (relro_script_test.so): New target.
7705 * testsuite/Makefile.in: Rebuild.
7707 2008-08-06 Cary Coutant <ccoutant@google.com>
7709 * archive.cc (Archive::total_archives, Archive::total_members)
7710 (Archive::total_members_loaded): New variables.
7711 (Archive::setup): Add parameter. Add option to preread
7713 (Archive::read_armap): Add counter.
7714 (Archive::get_file_and_offset): New function.
7715 (Archive::get_elf_object_for_member): New function.
7716 (Archive::read_all_symbols): New function.
7717 (Archive::read_symbols): New function.
7718 (Archive::add_symbols): Add counters.
7719 (Archive::include_all_members): Use armap to find members if it's
7721 (Archive::include_member): Skip reading symbols if already read.
7722 Factored code into Archive::get_file_and_offset and
7723 Archive::get_elf_object_for_member. Changed call to
7724 Mapfile::report_include_archive_member.
7725 (Archive::print_stats): New function.
7726 * archive.h: Declare Object and Read_symbols_data classes.
7727 (Archive::Archive): Add initializers for new members.
7728 (Archive::setup): Add parameter.
7729 (Archive::print_stats): New function.
7730 (Archive::total_archives, Archive::total_members)
7731 (Archive::total_members_loaded): New variables.
7732 (Archive::get_file_and_offset): New function.
7733 (Archive::get_elf_object_for_member): New function.
7734 (Archive::read_all_symbols): New function.
7735 (Archive::read_symbols): New function.
7736 (Archive::Archive_member): New class.
7737 (Archive::members_): New member.
7738 (Archive::num_members_): New member.
7739 * main.cc: Include archive.h.
7740 (main): Call Archive::print_stats.
7741 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7742 archive parameter; member_name is now the fully-decorated name.
7743 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7744 * options.h: (General_options): Add --preread-archive-symbols option.
7745 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7748 2008-08-04 Ian Lance Taylor <iant@google.com>
7750 * symtab.h (Symbol::use_plt_offset): New function.
7751 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7752 * powerpc.cc (Relocate::relocate): Likewise.
7753 * sparc.cc (Relocate::relocate): Likewise.
7754 * x86_64.cc (Relocate::relocate): Likewise.
7755 * testsuite/weak_plt.sh: New test.
7756 * testsuite/weak_plt_main.cc: New test.
7757 * testsuite/weak_plt_shared.cc: New test.
7758 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7759 (check_PROGRAMS): Add weak_plt.
7760 (check_DATA): Add weak_plt_shared.so.
7761 (weak_plt_main_pic.o, weak_plt): New targets.
7762 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7763 * testsuite/Makefile.in: Rebuild.
7765 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7767 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7768 * testsuite/Makefile.in: Rebuild.
7770 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7772 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7773 * Makefile.in: Regenerate.
7774 * po/POTFILES.in: Regenerate.
7776 2008-07-29 Ian Lance Taylor <iant@google.com>
7778 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7779 symbols before other symbols.
7780 * testsuite/script_test_2.cc (test_addr): Declare.
7781 (test_addr_alias): Declare.
7782 (main): Check that test_addr and test_addr_alias have the right
7784 * testsuite/script_test_2.t: Define test_addr_alias and
7787 2008-07-24 Ian Lance Taylor <iant@google.com>
7790 * descriptors.cc: New file.
7791 * descriptors.h: New file.
7792 * gold-threads.h (class Hold_optional_lock): New class.
7793 * fileread.cc: Include "descriptors.h".
7794 (File_read::~File_read): Release descriptor rather than closing
7796 (File_read::open) [file]: Call open_descriptor rather than open.
7797 Set is_descriptor_opened_.
7798 (File_read::open) [memory]: Assert that descriptor is not open.
7799 (File_read::reopen_descriptor): New function.
7800 (File_read::release): Release descriptor.
7801 (File_read::do_read): Make non-const. Reopen descriptor.
7802 (File_read::read): Make non-const.
7803 (File_read::make_view): Reopen descriptor.
7804 (File_read::do_readv): Likewise.
7805 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7806 Update declarations.
7807 * layout.cc: Include "descriptors.h".
7808 (Layout::create_build_id): Use open_descriptor rather than open.
7809 * output.cc: Include "descriptors.h".
7810 (Output_file::open): Use open_descriptor rather than open.
7811 * archive.cc (Archive::const_iterator): Change Archive to be
7813 (Archive::begin, Archive::end): Make non-const.
7814 (Archive::count_members): Likewise.
7815 * archive.h (class Archive): Update declarations.
7816 * object.h (Object::read): Make non-const.
7817 * Makefile.am (CCFILES): Add descriptors.cc.
7818 (HFILES): Add descriptors.h.
7819 * Makefile.in: Rebuild.
7822 * gold.h: Always include <clocale>. Add Solaris workarounds
7823 following code in binutils/sysdep.h.
7826 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7827 this->eh_frame_hdr_ is NULL before using it.
7829 * dynobj.cc (Versions::Versions): Update comment.
7831 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7832 the base version name.
7834 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7835 array size plus one.
7836 (Stringpool_template::set_string_offsets): Subtract one from key
7837 before using it as an array index.
7838 (Stringpool_template::get_offset_with_length): Likewise.
7839 (Stringpool_template::write_to_buffer): Likewise.
7840 * stringpool.h (Stringpool_template::get_offset_from_key):
7843 2008-07-23 Ian Lance Taylor <iant@google.com>
7846 * object.h (Merged_symbol_value::value): Do our best to handle a
7850 * script.cc (Version_script_info::get_versions): Don't add empty
7851 version tag to return value.
7852 (Version_script_info::get_symbol_version_helper): Change return
7853 type to bool. Add pversion parameter. Change all callers.
7854 (script_register_vers_node): Don't require a non-NULL tag.
7855 * script.h (class Version_script_info): Update declarations.
7856 (Version_script_info::get_symbol_version): Change return type to
7857 bool. Add version parameter. Change all callers.
7858 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7859 handling. Handle an empty version from a version script.
7860 (Symbol_table::define_special_symbol): Likewise.
7861 * testsuite/ver_test_10.script: New file.
7862 * testsuite/ver_test_10.sh: New file.
7863 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7864 (check_DATA): Add ver_test_10.syms.
7865 (ver_test_10.syms, ver_test_10.so): New target.
7866 * testsuite/Makefile.in: Rebuild.
7868 2008-07-23 Simon Baldwin <simonb@google.com>
7870 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7871 to zero for undefined symbols from dynamic libraries.
7873 2008-07-23 Ian Lance Taylor <iant@google.com>
7875 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7877 * symtab.h (class Symbol_table): Update declaration.
7878 * testsuite/ver_test_9.cc: New file.
7879 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7880 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7881 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7882 (ver_test_9.so, ver_test_9.o): New targets.
7883 * testsuite/Makefile.in: Rebuild.
7885 2008-07-22 Ian Lance Taylor <iant@google.com>
7887 * options.h (class General_options): Define --check-sections.
7888 * layout.cc (Layout::set_segment_offsets): Handle
7891 * options.h (class General_options): Define -n/--nmagic and
7893 * options.cc (General_options::finalize): For -n/--nmagic or
7894 -N/--omagic, set -static.
7895 * layout.cc (Layout::attach_allocated_section_to_segment): If
7896 -N/--omagic, don't put read-only and read-write sections in
7898 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7899 finding a read-only segment.
7900 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7901 don't set the minimum segment alignment to the common page size,
7902 and don't set the file offset to the address modulo the page size.
7903 * script-sections.cc (Script_sections::create_segments): If
7904 -n/--omagic, don't put read-only and read-write sections in
7907 * cref.cc: New file.
7909 * options.h (class General_options): Add --print-symbol-counts.
7910 * main.cc (main): Issue defined symbol report if requested.
7911 * archive.cc (Archive::interpret_header): Make into a const member
7913 (Archive::add_symbols): Call Input_objects::archive_start and
7915 (Archive::const_iterator): Define new class.
7916 (Archive::begin, Archive::end): New functions.
7917 (Archive::include_all_members): Rewrite to use iterator.
7918 (Archive::count_members): New function.
7919 * archive.h (class Archive): Update declarations.
7920 (Archive::filename): New function.
7921 * object.cc: Include "cref.h".
7922 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7923 (Sized_relobj::do_get_global_symbol_counts): New function.
7924 (Input_objects::add_object): Add object to cross-referencer.
7925 (Input_objects::archive_start): New function.
7926 (Input_objects::archive_stop): New function.
7927 (Input_objects::print_symbol_counts): New function.
7928 * object.h: Declare Cref and Archive.
7929 (Object::get_global_symbol_counts): New function.
7930 (Object::do_get_global_symbol_counts): New pure virtual function.
7931 (class Sized_relobj): Add defined_count_ field. Update
7933 (class Input_objects): Add cref_ field. Update constructor.
7934 Update declarations.
7935 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7937 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7939 (Sized_dynobj::do_get_global_symbol_counts): New function.
7940 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7941 defined_count_. Update declarations. Define Symbols typedef.
7942 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7943 parameter. Change all callers.
7944 (Symbol_table::add_from_dynobj): Add sympointers and defined
7945 parameters. Change all callers.
7946 * symtab.h (class Symbol_table): Update declarations.
7947 * Makefile.am (CCFILES): Add cref.cc.
7948 (HFILES): Add cref.h.
7949 * Makefile.in: Rebuild.
7951 2008-07-22 Simon Baldwin <simonb@google.com>
7953 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7954 to zero when writing undefined symbols.
7956 2008-07-22 Ian Lance Taylor <iant@google.com>
7958 * output.cc (Output_section::add_input_section): Don't try to
7959 merge empty merge sections.
7961 2008-07-21 Craig Silverstein <csilvers@google.com>
7963 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7964 Include symbol version in error message.
7966 2008-07-20 Chris Demetriou <cgd@google.com>
7968 * configure.ac (gold_cv_c_random_seed): New configured variable.
7969 (RANDOM_SEED_CFLAGS): New substituted variable.
7970 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7971 * configure: Rebuild.
7972 * Makefile.in: Likewise.
7973 * testsuite/Makefile.in: Likewise.
7975 2008-07-18 Ian Lance Taylor <iant@google.com>
7977 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7978 where we see NAME/NULL and NAME/VERSION as separate symbols.
7979 * testsuite/ver_test_main.cc (main): Call t4.
7980 (t4, t4_2a): Define.
7981 * testsuite/ver_test_2.cc (t4_2): Define.
7982 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7983 * testsuite/ver_test_4.cc (t4_2a): Define.
7984 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7985 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7987 2008-07-17 Ian Lance Taylor <iant@google.com>
7989 * dynobj.cc (Versions::add_def): If we give an error about a
7990 missing version, go ahead and create the version anyhow.
7992 2008-07-10 Ian Lance Taylor <iant@google.com>
7994 Handle output sections with more than 0x7fffffff bytes.
7995 * object.h (class Relobj): Change map_to_output_ to
7996 output_sections_, and just keep a section pointer. Change all
7997 uses. Move comdat group support to Sized_relobj.
7998 (Relobj::is_section_specially_mapped): Remove.
7999 (Relobj::output_section): Remove poff parameter. Change all
8001 (Relobj::output_section_offset): New function.
8002 (Relobj::set_section_offset): Rewrite.
8003 (Relobj::map_to_output): Remove.
8004 (Relobj::output_sections): New function.
8005 (Relobj::do_output_section_offset): New pure virtual function.
8006 (Relobj::do_set_section_offset): Likewise.
8007 (class Sized_relobj): Add section_offsets_ field. Add comdat
8008 group support from Relobj. Update declarations.
8009 (Sized_relobj::get_output_section_offset): New function.
8010 (Sized_relobj::do_output_section_offset): New function.
8011 (Sized_relobj::do_set_section_offset): New function.
8012 * object.cc (Relobj::output_section_address): Remove.
8013 (Sized_relobj::Sized_relobj): Initialize new fields.
8014 (Sized_relobj::include_section_group): Cast find_kept_object to
8016 (Sized_relobj::include_linkonce_section): Likewise.
8017 (Sized_relobj::do_layout): Use separate arrays for output section
8019 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8021 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8022 output_sections and section_offsets.
8023 (Sized_relobj::write_local_symbols): Likewise.
8024 (map_to_kept_section): Compute output address directly.
8025 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8026 output_sections and section_offsets.
8027 (Sized_relobj::write_sections): Likewise.
8028 (Sized_relobj::relocate_sections): Likewise.
8029 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8030 * output.h (class Output_reloc): Update declarations. Change
8031 u2_.relobj to Sized_relobj*.
8032 (class Output_data_reloc): Change add functions to use
8034 * output.cc (Output_reloc::Output_reloc): Change relobj to
8036 (Output_reloc::local_section_offset): Change return type to
8037 Elf_Addr. Use get_output_section_offset.
8038 (Output_reloc::get_address): Likewise.
8039 (Output_section::is_input_address_mapped): Don't call
8040 is_section_specially_mapped.
8041 (Output_section::output_offset): Likewise.
8042 (Output_section::output_address): Likewise.
8043 (Output_section::starting_output_address): Likewise.
8044 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8045 parameter to Sized_relobj*.
8046 (Copy_relocs::need_copy_reloc): Likewise.
8047 (Copy_relocs::save): Likewise.
8048 * copy-relocs.h (class Copy_relocs): Update declarations.
8049 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8050 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8051 * target-reloc.h (relocate_for_relocatable): Change
8052 offset_in_output_section type to Elf_Addr. Change code that uses
8054 * layout.cc (Layout::layout): Always set *off.
8055 * mapfile.cc (Mapfile::print_input_section): Use
8056 output_section_offset.
8057 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8059 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8060 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8061 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8063 2008-07-03 Ian Lance Taylor <iant@google.com>
8065 * layout.cc (Layout::include_section): Do not discard unrecognized
8066 SHT_STRTAB sections.
8068 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8070 * script.cc (Lex::can_continue_name): Make '?' allowable in
8071 version-script names.
8072 * testsuite/version_script.map: Change glob pattern to use '?'
8074 2008-06-30 Manish Singh <yosh@gimp.org>
8077 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8080 2008-06-30 Ian Lance Taylor <iant@google.com>
8084 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8085 versions]: Don't try to read the value in the contents, since we
8086 don't use it. Use the template endianness when writing.
8088 2008-06-25 Cary Coutant <ccoutant@google.com>
8090 * fileread.cc (File_read::make_view): Assert on zero-length view.
8091 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8092 symbol table when there are no symbols to read.
8094 2008-06-23 Craig Silverstein <csilvers@google.com>
8096 * version.cc (version_string): Bump to 1.7
8098 2008-06-18 Craig Silverstein <csilvers@google.com>
8100 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8101 constant 0xFFFF to type Valtype.
8102 (Powerpc_relocate_functions::rel16_ha): Likewise.
8104 2008-06-17 Ian Lance Taylor <iant@google.com>
8106 * output.h (Output_section::Input_section): Initialize p2align_ to
8107 zero for Output_section_data constructors.
8108 (Output_section::Input_section::addralign): If not an input
8109 section, return the alignment of the Output_section_data.
8110 * testsuite/copy_test.cc: New file.
8111 * testsuite/copy_test_1.cc: New file.
8112 * testsuite/copy_test_2.cc: New file.
8113 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8114 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8115 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8116 (copy_test_1_pic.o, copy_test_1.so): New targets.
8117 (copy_test_2_pic.o, copy_test_2.so): New targets.
8118 * testsuite/Makefile.in: Rebuild.
8120 * script-sections.cc (Script_sections::place_orphan): Initialize
8121 local variable exact.
8123 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8125 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8127 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8128 David S. Miller <davem@davemloft.net>
8130 * powerpc.cc: New file.
8131 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8132 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8133 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8134 * Makefile.in: Rebuild.
8136 2008-06-09 Ian Lance Taylor <iant@google.com>
8138 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8140 (throwing, orig_terminate): New static variables.
8141 (terminate_handler): New static function.
8142 (t2): Set terminate handler.
8144 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8147 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8150 2008-05-30 Cary Coutant <ccoutant@google.com>
8152 * archive.cc (Archive::include_all_members) Correct to step
8153 over symbol table and extended name table in thin archives.
8155 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8158 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8161 2008-05-28 Caleb Howe <cshowe@google.com>
8163 * reduced_debug_output.cc: New file.
8164 * reduced_debug_output.h: New file.
8165 * options.h (class General_options): Add --strip-debug-non-line.
8166 * options.cc (General_options::finalize): Add strip_debug_non_line
8167 to the strip heirarchy.
8168 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8170 * layout.cc: Include "reduced_debug_output.h".
8171 (Layout::Layout): Initialize new fields.
8172 (line_only_debug_sections): New static array.
8173 (is_lines_only_debug_sections): New static inline function.
8174 (Layout::include_section): Handle --strip-debug-non-line.
8175 (Layout::make_output_section): If --strip-debug-non-line, build
8176 new output sections for .debug_abbrev and .debug_info.
8177 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8178 gold. Warn about possible overflow.
8179 (read_signed_LEB_128): Likewise.
8180 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8181 (read_signed_LEB_128): Declare.
8182 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8183 (HFILES): Add reduced_debug_output.h.
8184 * Makefile.in: Rebuild.
8186 2008-05-21 Ian Lance Taylor <iant@google.com>
8188 * mapfile.cc: New file.
8189 * mapfile.h: New file.
8190 * options.h (class General_options): Add -M/--print-map and -Map.
8191 * options.cc (General_options::finalize): Make -M equivalent to
8193 * main.cc: Include <cstdio> and "mapfile.h".
8194 (main): Open mapfile if requested.
8195 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8196 constructor. Change caller.
8197 (queue_initial_tasks): Add mapfile parameter. Change caller.
8198 (queue_middle_tasks): Likewise.
8199 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8201 * archive.cc: Include "mapfile.h".
8202 (Archive::add_symbols): Add mapfile parameter. Change all
8203 callers. Pass mapfile, symbol, and reason to include_member.
8204 (Archive::include_all_members): Add mapfile parameter. Change all
8206 (Archive::include_member): Add mapfile, sym, and why parameters.
8207 Change all callers. Report inclusion to map file.
8208 * archive.h: Include "fileread.h".
8209 (class Archive): Update declarations.
8210 (Archive::file): New const method.
8211 (class Add_archive_symbols): Add mapfile_ field. Update
8212 constructor. Change all callers.
8213 * readsyms.h (class Read_symbols): Likewise.
8214 (class Finish_group): Likewise.
8215 (class Read_script): Likewise.
8216 * common.cc: Include "mapfile.h".
8217 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8219 (Symbol_table::do_allocate_commons): Likewise.
8220 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8221 symbol allocation to mapfile.
8222 * common.h (class Allocate_commons_task): Add mapfile_ field.
8223 Update constructor. Change all callers.
8224 * symtab.h (class Symbol_table): Update declarations.
8225 * layout.cc: Include "mapfile.h".
8226 (Layout_task_runner::run): Print information to mapfile.
8227 (Layout::create_gold_note): Change Output_data_fixed_space to
8228 Output_data_zero_fill.
8229 (Layout::create_build_id): Likewise.
8230 (Layout::print_to_mapfile): New function.
8231 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8232 constructor. Change caller.
8233 (class Layout): Declare print_to_mapfile.
8234 * output.cc (Output_section::Input_section::print_to_mapfile): New
8236 (Output_section::add_input_section): If producing a map, always
8237 add to input_sections_ list.
8238 (Output_section::do_print_to_mapfile): New function.
8239 (Output_segment::print_sections_to_mapfile): New function.
8240 (Output_segment::print_section_list_to_mapfile): New function.
8241 * output.h: Include "mapfile.h".
8242 (Output_data::print_to_mapfile): New function.
8243 (Output_data::do_print_to_mapfile): New virtual function.
8244 (Output_segment_headers::do_print_to_mapfile): New function.
8245 (Output_file_header::do_print_to_mapfile): New function.
8246 (Output_data_const::do_print_to_mapfile): New function.
8247 (class Output_data_const_buffer): Add map_name_ field. Update
8248 constructor. Change all callers. Add do_print_to_mapfile
8250 (class Output_data_fixed_space): Likewise.
8251 (class Output_data_space): Likewise.
8252 (class Output_data_zero_fill): New class.
8253 (Output_data_strtab::do_print_to_mapfile): New function.
8254 (Output_data_reloc_base::do_print_to_mapfile): New function.
8255 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8256 (Output_data_group::do_print_to_mapfile): New function.
8257 (Output_data_got::do_print_to_mapfile): New function.
8258 (Output_data_dynamic::do_print_to_mapfile): New function.
8259 (Output_symtab_xindex::do_print_to_mapfile): New function.
8260 (class Output_section): Declare do_print_to_mapflie. Declare
8261 print_to_mapfile in Input_section.
8262 (class Output_segment): Declare new functions.
8263 * object.h (Sized_relobj::symbol_count): New function.
8264 * script-sections.cc
8265 (Output_section_element_dot_assignment::set_section_addresses):
8266 Change Output_data_fixed_space to Output_data_zero_fill.
8267 (Output_data_expression::do_print_to_mapfile): New function.
8268 * script.cc (read_input_script): Add mapfile parameter. Change
8270 * script.h (read_input_script): Update declaration.
8271 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8272 (Eh_frame::do_print_to_mapfile): New function.
8273 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8274 (Output_merge_string::do_print_to_mapfile): New function.
8275 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8277 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8279 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8281 * Makefile.am (CCFILES): Add mapfile.cc.
8282 (HFILES): Add mapfile.h.
8283 * Makefile.in: Rebuild.
8285 2008-05-19 Ian Lance Taylor <iant@google.com>
8287 * options.h (class General_options): Add -z relro.
8288 * layout.cc (Layout::Layout): Initialize relro_segment_.
8289 (Layout::add_output_section_data): Return the output section.
8290 (Layout::make_output_section): Rcognize relro sections and mark
8292 (Layout::attach_allocated_section_to_segment): Put relro sections
8293 in a PT_GNU_RELRO segment.
8294 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8296 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8298 (Layout::linkonce_mapping): Map d.rel.ro.local to
8300 (Layout::output_section_name): Us .data.rel.ro.local for any
8301 section which begins with that.
8302 * layout.h (class Layout): Update add_output_section_data
8303 declaration. Add relro_segment_ field.
8304 * output.cc (Output_section::Output_section): Initialize is_relro_
8305 and is_relro_local_ fields.
8306 (Output_segment::add_output_section): Group relro sections.
8307 (Output_segment::is_first_section_relro): New function.
8308 (Output_segment::maximum_alignment): If there is a relro section,
8309 align the segment to the common page size.
8310 (Output_segment::set_section_addresses): Track whether we are
8311 looking at relro sections. If the last section is a relro
8312 section, align to the common page size.
8313 (Output_segment::set_section_list_addresses): Add in_relro
8314 parameter. Change all callers. Align to the page size when
8315 moving from relro to non-relro section.
8316 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8318 * output.h (class Output_section): Add is_relro_ and
8319 is_relro_local_ fields.
8320 (Output_section::is_relro): New function.
8321 (Output_section::set_is_relro): New function.
8322 (Output_section::is_relro_local): New function.
8323 (Output_section::set_is_relro_local): New function.
8324 (class Output_segment): Update declarations.
8325 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8326 * sparc.cc (Target_sparc::got_section): Likewise.
8327 * x86_64.cc (Target_x86_64::got_section): Likewise.
8328 * testsuite/relro_test_main.cc: New file.
8329 * testsuite/relro_test.cc: New file.
8330 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8331 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8332 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8333 (relro_test.so, relro_test_pic.o): New targets.
8334 * testsuite/Makefile.in: Rebuild.
8336 2008-05-16 Ian Lance Taylor <iant@google.com>
8338 * output.cc (Output_segment::add_output_section): Remove front
8340 * output.h (class Output_segment): Remove
8341 add_initial_output_section and overloaded add_output_section.
8342 Update declaration of remaining add_output_section.
8343 * layout.cc (Layout::create_interp): Call add_output_section
8344 rather than add_initial_output_section.
8345 (Layout::finish_dynamic_section): Likewise.
8347 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8348 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8349 know the dynamic type.
8350 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8351 field. Initialize it in constructor.
8352 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8353 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8354 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8357 * output.cc (Output_reloc::get_address): Change return type to
8359 * output.h (class Output_reloc): Update get_address declaration.
8360 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8361 for section addresses.
8363 2008-05-09 Ian Lance Taylor <iant@google.com>
8366 * gold.cc (gold_nomem): Use return value of write.
8368 2008-05-08 Ian Lance Taylor <iant@google.com>
8370 * symtab.c (Symbol::init_base_output_data): Add version
8371 parameter. Change all callers.
8372 (Symbol::init_base_output_segment): Likewise.
8373 (Symbol::init_base_constant): Likewise.
8374 (Symbol::init_base_undefined): Likewise.
8375 (Sized_symbol::init_output_data): Likewise.
8376 (Sized_symbol::init_output_segment): Likewise.
8377 (Sized_symbol::init_constant): Likewise.
8378 (Sized_symbol::init_undefined): Likewise.
8379 (Symbol_table::do_define_in_output_data): If the new symbol has a
8380 version, mark it as the default.
8381 (Symbol_table::do_define_in_output_segment): Likewise.
8382 (Symbol_table::do_define_as_constant): Likewise.
8383 * symtab.h (class Symbol): Update declarations.
8384 (class Sized_symbol): Likewise.
8385 * resolve.cc (Symbol::override_version): New function.
8386 (Symbol::override_base): Call override_version.
8387 (Symbol::override_base_with_special): Likewise.
8388 * testsuite/ver_script_8.script: New file.
8389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8390 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8391 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8392 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8394 2008-05-06 Ian Lance Taylor <iant@google.com>
8397 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8399 (class General_options): Remove existing --undefined, and add
8400 --no-undefined instead. Add new --undefined as synonym for -u.
8401 * archive.cc (Archive::add_symbols): Check whether symbol was
8403 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8404 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8405 all uses. Add IS_UNDEFINED. Update declarations to split
8406 different versions of init_base. Declare init_base_undefined.
8407 (Symbol::is_defined): Handle IS_UNDEFINED.
8408 (Symbol::is_undefined): Likewise.
8409 (Symbol::is_weak_undefined): Call is_undefined.
8410 (Symbol::is_absolute): Handle IS_CONSTANT.
8411 (class Sized_symbol): Update declarations to split different
8412 versions of init. Declare init_undefined.
8413 (class Symbol_table): Declare new functions.
8414 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8416 (Symbol::init_base_output_data): Likewise.
8417 (Symbol::init_base_output_segment): Likewise.
8418 (Symbol::init_base_constant): Likewise.
8419 (Symbol::init_base_undefined): New function.
8420 (Sized_symbol::init_object): Rename from init. Change all
8422 (Sized_symbol::init_output_data): Likewise.
8423 (Sized_symbol::init_output_segment): Likewise.
8424 (Sized_symbol::init_constant): Likewise.
8425 (Sized_symbol::init_undefined): New function.
8426 (Symbol_table::add_undefined_symbols_from_command_line): New
8428 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8430 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8431 (Symbol::output_section): Likewise.
8432 (Symbol::set_output_section): Likewise.
8433 (Symbol_table::sized_finalize_symbol): Likewise.
8434 (Symbol_table::sized_write_globals): Likewise.
8435 * resolve.cc (Symbol_table::should_override): Likewise.
8436 (Symbol::override_base_with_special): Likewise.
8438 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8439 symbol, change it to have default visibility.
8440 * testsuite/protected_1.cc: New file.
8441 * testsuite/protected_2.cc: New file.
8442 * testsuite/protected_3.cc: New file.
8443 * testsuite/protected_main_1.cc: New file.
8444 * testsuite/protected_main_2.cc: New file.
8445 * testsuite/protected_main_3.cc: New file.
8446 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8447 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8448 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8449 (protected_1.so): New target.
8450 (protected_1_pic.o, protected_2_pic.o): New targets.
8451 (protected_3_pic.o): New target.
8452 (check_PROGRAMS): Add protected_2.
8453 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8454 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8455 * testsuite/Makefile.in: Rebuild.
8457 * options.h (DEFINE_var): Add set_user_set_##varname__.
8458 (DEFINE_bool_alias): New macro.
8459 (class General_options): Define -Bstatic using DEFINE_bool_alias
8460 rather than DEFINE_special. Add --undefined as an alias for -z
8462 * options.cc (General_options::parse_Bstatic): Remove.
8464 * options.h (class General_options): Add --fatal-warnings.
8465 * main.cc (main): Implement --fatal-warnings.
8466 * errors.h (Errors::warning_count): New function.
8468 * options.h (class General_options): Add -Bsymbolic-functions.
8469 * symtab.h (Symbol::is_preemptible): Check for
8470 -Bsymbolic-functions.
8472 2008-05-05 Ian Lance Taylor <iant@google.com>
8474 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8475 as noVARNAME rather than no-VARNAME.
8476 (class General_options): Add option -z combreloc.
8477 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8479 (Output_reloc::sort_before) [SHT_REL]: New function.
8480 (Output_reloc::sort_before) [SHT_RELA]: New function.
8481 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8482 Sort_relocs_comparison.
8483 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8484 parameter. Change all callers.
8485 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8486 sort_relocs parameter. Change all callers.
8487 * output.cc (Output_reloc::get_address): New function, broken out
8489 (Output_reloc::write_rel): Call it.
8490 (Output_reloc::compare): New function.
8491 (Output_data_reloc_base::do_write): Optionally sort relocs.
8493 * configure.ac: If targ_extra_obj is set, link it in.
8494 * configure.tgt: Initialize all variables.
8495 (x86_64*): Set targ_extra_obj and targ_extra_size.
8496 * configure: Rebuild.
8498 * object.cc (Sized_relobj::include_section_group): Adjust section
8499 indexes read from group data. Build vector to pass to
8501 * layout.cc (Layout::layout_group): Add flags and shndxes
8502 parameters. Remove contents parameter. Change caller. Update
8503 explicit instantiations.
8504 * layout.h (class Layout): Update layout_group declaration.
8505 * output.cc (Output_data_group::Output_data_group): Add flags and
8506 input_shndxes parameters. Remove contents parameter. Change
8508 (Output_data_group::do_write): Change input_sections_ to
8510 * output.h (class Output_data_group): Update constructor
8511 declaration. Rename input_sections_ to input_shndxes_.
8512 * testsuite/many_sections_test.cc: Add template.
8514 2008-04-30 Cary Coutant <ccoutant@google.com>
8516 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8518 * layout.cc (Layout::include_section): Refactored check for debug
8520 (Layout::add_comdat): Add new parameters. Change type
8521 of signature parameter. Add object and shndx to signatures table.
8522 (Layout::find_kept_object): New function.
8523 * layout.h: Include <cstring>.
8524 (Layout::is_debug_info_section): New function.
8525 (Layout::add_comdat): Add new parameters.
8526 (Layout::find_kept_object): New function.
8527 (Layout::Kept_section): New struct.
8528 (Layout::Signatures): Change type of map range.
8529 * object.cc (Relobj::output_section_address): New function.
8530 (Sized_relobj::include_section_group): Add new parameters. Change
8531 calls to Layout::add_comdat. Change to build table of kept comdat
8532 groups and table mapping discarded sections to kept sections.
8533 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8534 (Sized_relobj::do_layout): Change calls to include_section_group and
8535 include_linkonce_section.
8536 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8537 value to zero when section is discarded.
8538 (Sized_relobj::map_to_kept_section): New function.
8539 * object.h (Relobj::output_section_address): New function.
8540 (Relobj::Comdat_group): New type.
8541 (Relobj::find_comdat_group): New function.
8542 (Relobj::Comdat_group_table): New type.
8543 (Relobj::Kept_comdat_section): New type.
8544 (Relobj::Kept_comdat_section_table): New type.
8545 (Relobj::add_comdat_group): New function.
8546 (Relobj::set_kept_comdat_section): New function.
8547 (Relobj::get_kept_comdat_section): New function.
8548 (Relobj::comdat_groups_): New field.
8549 (Relobj::kept_comdat_sections_): New field.
8550 (Symbol_value::input_value): Update comment.
8551 (Sized_relobj::map_to_kept_section) New function.
8552 (Sized_relobj::include_linkonce_section): Add new parameter.
8553 * target-reloc.h (Comdat_behavior): New type.
8554 (get_comdat_behavior): New function.
8555 (relocate_section): Add code to map a discarded section to the
8556 corresponding kept section when applying a relocation.
8558 2008-04-30 Craig Silverstein <csilvers@google.com>
8560 * dwarf_reader.cc (next_generation_count): New static var.
8561 (Addr2line_cache_entry): New struct.
8562 (addr2line_cache): New static var.
8563 (Dwarf_line_info::one_addr2line): Added caching.
8564 (Dwarf_line_info::clear_addr2line_cache): New function.
8565 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8566 cache-size parameter.
8567 (Dwarf_line_info::one_addr2line_cache): New function.
8568 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8569 new cache-size argument to one_addr2line(), and clear cache.
8571 2008-04-28 Cary Coutant <ccoutant@google.com>
8573 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8574 R_386_PC8 relocations.
8576 2008-04-23 Ian Lance Taylor <iant@google.com>
8578 * object.cc (Sized_relobj::include_section_group): Check for
8579 invalid section group.
8581 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8584 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8585 than read for file header.
8586 * archive.cc (Archive::include_member): Likewise.
8588 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8590 * aclocal.m4: Regenerate.
8591 * configure: Regenerate.
8593 2008-04-19 Ian Lance Taylor <iant@google.com>
8595 * version.cc (version_string): Bump to 1.6.
8597 * testsuite/Makefile.am (many_sections_r_test): New target.
8598 (many_sections_r_test_SOURCES): Remove.
8599 (many_sections_r_test_DEPENDENCIES): Remove.
8600 (many_sections_r_test_LDFLAGS): Remove.
8601 (many_sections_r_test_LDADD): Remove.
8603 * object.cc (Sized_relobj::do_add_symbols): Always pass
8604 local_symbol_count_ to add_from_relobj.
8606 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8607 every thousand variables.
8608 * testsuite/Makefile.in: Rebuild.
8610 * object.cc (Xindex::initialize_symtab_xindex): New function.
8611 (Xindex::read_symtab_xindex): New function.
8612 (Xindex::sym_xindex_to_shndx): New function.
8613 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8615 (Sized_relobj::do_initialize_xindex): New function.
8616 (Sized_relobj::do_read_symbols): Adjust section links.
8617 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8618 parameter. Change all callers.
8619 (Sized_relobj::include_section_group): Adjust section links and
8620 symbol section indexes.
8621 (Sized_relobj::do_layout): Adjust section links.
8622 (Sized_relobj::do_count_local_symbols): Adjust section links and
8623 symbol section indexes.
8624 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8625 ordinary and special symbols.
8626 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8627 dynsym_xindex parameters. Change all callers. Adjust section
8628 links. Use SHN_XINDEX when needed.
8629 (Sized_relobj::get_symbol_location_info): Adjust section links.
8630 Don't get fooled by special symbols.
8631 * object.h (class Xindex): Define.
8632 (class Object): Add xindex_ parameter. Declare virtual functoin
8633 do_initialize_xindex.
8634 (Object::adjust_sym_shndx): New function.
8635 (Object::set_xindex): New protected function.
8636 (class Symbol_value): Add is_ordinary_shndx_ field.
8637 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8638 (Symbol_value::value): Assert ordinary section.
8639 (Symbol_value::initialize_input_to_output_map): Likewise.
8640 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8642 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8644 (class Sized_relobj): Update declarations.
8645 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8646 parameter. Change all callers.
8647 (Sized_relobj::adjust_shndx): New function.
8648 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8650 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8651 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8652 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8653 (Sized_dynobj::read_dynsym_section): Adjust section links.
8654 (Sized_dynobj::read_dynamic): Likewise.
8655 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8657 (Sized_dynobj::do_initialize_xindex): New function.
8658 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8659 do_initialize_xindex.
8660 (Sized_dynobj::adjust_shndx): New function.
8661 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8662 dynsym_xindex_ fields.
8663 (Layout::finalize): Add a call to set_section_indexes before
8664 creating the symtab sections.
8665 (Layout::set_section_indexes): Don't do anything if the section
8666 already has a section index.
8667 (Layout::create_symtab_sections): Add shnum parameter. Change
8668 caller. Create .symtab_shndx section if needed.
8669 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8671 (Layout::allocated_output_section_count): New function.
8672 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8674 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8675 fields. Update declarations.
8676 (Layout::symtab_xindex): New function.
8677 (Layout::dynsym_xindex): New function.
8678 (class Write_symbols_task): Add layout_ field.
8679 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8681 * output.cc (Output_section_headers::Output_section_headers): Add
8682 shstrtab_section parameter. Change all callers.
8683 (Output_section_headers::do_sized_write): Store overflow values
8684 for section count and section string table section index in
8685 section header zero.
8686 (Output_file_header::do_sized_write): Check for overflow of
8687 section count and section string table section index.
8688 (Output_symtab_xindex::do_write): New function.
8689 (Output_symtab_xindex::endian_do_write): New function.
8690 * output.h (class Output_section_headers): Add shstrtab_section_.
8691 Update declarations.
8692 (class Output_symtab_xindex): Define.
8693 (Output_section::has_out_shndx): New function.
8694 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8696 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8698 (Sized_symbol::init): Likewise.
8699 (Symbol::output_section): Check for ordinary symbol.
8700 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8701 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8703 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8704 Change all callers. Simplify handling of symbols from sections
8705 not included in the link.
8706 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8708 (Weak_alias_sorter::operator()): Assert that symbols are
8710 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8712 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8713 parameters. Change all callers.
8714 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8715 symbol distinction. Use SHN_XINDEX when needed.
8716 (Symbol_table::write_section_symbol): Add symtab_xindex
8717 parameter. Change all callers.
8718 (Symbol_table::sized_write_section_symbol): Likewise. Use
8719 SHN_XINDEX when needed.
8720 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8722 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8723 (Symbol::is_defined): Check is_ordinary.
8724 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8725 (Symbol::is_absolute, Symbol::is_common): Likewise.
8726 (class Sized_symbol): Update declarations.
8727 (class Symbol_table): Update declarations.
8728 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8729 parameters. Change all callers.
8730 (Sized_symbol::override): Likewise.
8731 (Symbol_table::override): Likewise.
8732 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8733 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8734 is_ordinary, and orig_st_shndx parameters. Change all callers.
8735 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8736 to be in an ordinary section.
8737 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8738 object and is_ordinary parameters. Change all callers.
8739 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8740 Change all callers. Don't add undefined or non-ordinary symbols
8742 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8744 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8746 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8747 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8748 (Sized_relobj::relocate_sections): Likewise.
8749 * target-reloc.h (scan_relocs): Adjust section symbol index.
8750 (scan_relocatable_relocs): Likewise.
8751 * i386.cc (Scan::local): Check for ordinary symbols.
8752 * sparc.cc (Scan::local): Likewise.
8753 * x86_64.cc (Scan::local): Likewise.
8754 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8755 to symbol_section_and_value.
8756 * testsuite/many_sections_test.cc: New file.
8757 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8758 (check_PROGRAMS): Add many_sections_test.
8759 (many_sections_test_SOURCES): Define.
8760 (many_sections_test_DEPENDENCIES): Define.
8761 (many_sections_test_LDFLAGS): Define.
8762 (BUILT_SOURCES): Add many_sections_define.h.
8763 (many_sections_define.h): New target.
8764 (BUILT_SOURCES): Add many_sections_check.h.
8765 (many_sections_check.h): New target.
8766 (check_PROGRAMS): Add many_sections_r_test.
8767 (many_sections_r_test_SOURCES): Define.
8768 (many_sections_r_test_DEPENDENCIES): Define.
8769 (many_sections_r_test_LDFLAGS): Define.
8770 (many_sections_r_test_LDADD): Define.
8771 (many_sections_r_test.o): New target.
8772 * testsuite/Makefile.in: Rebuild.
8774 2008-04-17 Cary Coutant <ccoutant@google.com>
8776 * errors.cc (Errors::info): New function.
8777 (gold_info): New function.
8778 * errors.h (Errors::info): New function.
8779 * gold.h (gold_info): New function.
8780 * object.cc (Input_objects::add_object): Print trace output.
8781 * options.cc (options::parse_set): New function.
8782 (General_options::parse_wrap): Deleted.
8783 (General_options::General_options): Deleted initializer.
8784 * options.h (options::String_set): New typedef.
8785 (options::parse_set): New function.
8786 (DEFINE_set): New macro.
8787 (General_options::wrap): Changed to use DEFINE_set. Changed
8788 callers of any_wrap_symbols and is_wrap_symbol.
8789 (General_options::trace, General_options::trace_symbol):
8791 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8792 (General_options::wrap_symbols_): Deleted.
8793 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8795 2008-04-17 David S. Miller <davem@davemloft.net>
8797 * options.cc (General_options::parse_V): New function.
8798 * options.h: Add entries for -V and -Qy.
8800 2008-04-17 Ian Lance Taylor <iant@google.com>
8802 * common.cc (Symbol_table::allocate_commons): Remove options
8803 parameter. Change caller.
8804 (Symbol_table::do_allocate_commons): Remove options parameter.
8805 Change caller. Just call do_allocate_commons_list twice.
8806 (Symbol_table::do_allocate_commons_list): New function, broken out
8807 of do_allocate_commons.
8808 * common.h (class Allocate_commons_task): Remove options_ field.
8810 * symtab.cc (Symbol_table::Symbol_table): Initialize
8812 (Symbol_table::add_from_object): Put TLS common symbols on
8814 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8815 which are IN_OUTPUT_DATA.
8816 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8817 allocate_commons and do_allocate_commons declarations. Declare
8818 do_allocate_commons_list.
8819 * gold.cc (queue_middle_tasks): Update creation of
8820 Allocate_commons_task to not pass options.
8821 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8822 (TLS_TEST_C_FLAGS): New variable.
8823 (tls_test_c_pic.o): New target.
8824 (tls_test_shared.so): Link in tls_test_c_pic.o.
8825 (tls_test_c_pic_ie.o): New target.
8826 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8827 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8828 (tls_test_c.o): New target.
8829 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8830 (tls_pic_test_LDADD): Likewise.
8831 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8832 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8833 (tls_test_c_gnu2.o): New target.
8834 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8836 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8837 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8838 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8839 * testsuite/tls_test.cc: Include "config.h".
8840 (t_last): Call t11_last.
8841 * testsuite/tls_test.h (t11, t11_last): Declare.
8842 * testsuite/tls_test_c.c: New file.
8843 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8844 * configure.ac: Check for OpenMP support.
8845 * configure, config.in, Makefile.in: Rebuild.
8846 * testsuite/Makefile.in: Rebuild.
8848 2008-04-16 Cary Coutant <ccoutant@google.com>
8850 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8851 (Target_i386::tls_base_symbol_defined_): New field.
8852 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8853 (Target_i386::Scan::global): Likewise.
8854 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8855 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8856 (Target_x86_64::tls_base_symbol_defined_): New field.
8857 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8858 (Target_x86_64::Scan::global): Likewise.
8860 2008-04-16 Cary Coutant <ccoutant@google.com>
8862 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8863 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8864 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8865 building shared libraries.
8866 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8867 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8868 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8869 * testsuite/Makefile.in: Rebuild.
8870 * testsuite/weak_undef.h: New file.
8871 * testsuite/weak_undef_file1.cc: Add extra test cases.
8872 * testsuite/weak_undef_file2.cc: Likewise.
8873 * testsuite/weak_undef_test.cc: Likewise.
8875 2008-04-16 David S. Miller <davem@davemloft.net>
8877 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8878 Add issued_non_pic_error_ field. Declare check_non_pic.
8879 (Target_sparc::Scan::check_non_pic): New function.
8880 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8881 (Target_sparc::Scan::global): Likewise.
8883 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8884 * configure: Rebuild.
8886 * options.h (DEFINE_enable): New macro.
8887 (new_dtags): New enable option.
8888 (initfirst, interpose, loadfltr, nodefaultlib,
8889 nodelete, nodlopen, nodump): New -z options.
8890 * layout.cc (Layout:finish_dynamic_section): If new
8891 dtags enabled, emit DT_RUNPATH. Also, emit a
8892 DT_FLAGS_1 containing any specified -z flags.
8894 2008-04-16 Ian Lance Taylor <iant@google.com>
8896 * copy-relocs.cc: New file.
8897 * copy-relocs.h: New file.
8898 * reloc.cc: Remove Copy_relocs code.
8899 * reloc.h: Likewise.
8900 * reloc-types.h (struct Reloc_types) [both versions]: Add
8901 get_reloc_addend_noerror.
8902 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8903 variants of add_global which take an addend which must be zero.
8904 * i386.cc: Include "copy-relocs.h".
8905 (class Target_i386): Change type of copy_relocs_ to variable,
8907 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8909 (Target_i386::do_finalize_sections): Change handling of
8911 * sparc.cc: Include "copy-relocs.h".
8912 (class Target_sparc): Change type of copy_relocs_ to variable,
8914 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8916 (Target_sparc::do_finalize_sections): Change handling of
8918 * x86_64.cc: Include "copy-relocs.h".
8919 (class Target_x86_64): Change type of copy_relocs_ to variable,
8921 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8922 class. Change all callers.
8923 (Target_x86_64::do_finalize_sections): Change handling of
8925 * Makefile.am (CCFILES): Add copy-relocs.cc.
8926 (HFILES): Add copy-relocs.h.
8928 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8930 * testsuite/script_test_4.sh: Permit leading zeroes.
8932 2008-04-15 Ian Lance Taylor <iant@google.com>
8934 * script-sections.cc (Script_sections::create_segments): Use
8935 header_size_adjustment even when there is enough room for the
8937 * testsuite/script_test_4.sh: New file.
8938 * testsuite/script_test_4.t: New file.
8939 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8940 (check_DATA): Add script_test_4.stdout.
8941 (MOSTLYCLEANFILES): Likewise.
8942 (script_test_4): New target.
8943 (script_test_4.stdout): New target.
8944 * testsuite/Makefile.in: Rebuild.
8946 * sparc.cc: Add definitions for Output_data_plt_sparc class
8949 2008-04-14 David S. Miller <davem@davemloft.net>
8951 * sparc.cc: New file.
8952 * Makefile.am (TARGETSOURCES): Add sparc.cc
8953 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8954 * configure.tgt: Document targ_extra_size and
8955 targ_extra_big_endian. Add entries for sparc-* and
8957 * configure.ac: Handle targ_extra_size and
8958 targ_extra_big_endian.
8959 * Makefile.in: Rebuild.
8960 * configure: Likewise.
8961 * po/POTFILES.in: Likewise.
8962 * po/gold.pot: Likewise.
8964 2008-04-14 Ian Lance Taylor <iant@google.com>
8966 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8967 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8968 in the name/type/flags to section mapping. Don't call
8969 allocate_output_section.
8970 (Layout::choose_output_section): Change parameter from adjust_name
8971 to is_input_section. Don't permit input sections after sections
8972 are attached to segments. Don't call allocate_output_section.
8973 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8974 not write_enable_output_section.
8975 (Layout::make_output_section): Don't push to
8976 unattached_section_list_ nor call attach_to_segment. Call
8977 attach_section_to_segment if sections are attached.
8978 (Layout::attach_sections_to_segments): New function.
8979 (Layout::attach_section_to_segment): New function.
8980 (Layout::attach_allocated_section_to_segment): Rename from
8981 attach_to_segment. Remove flags parameter.
8982 (Layout::allocate_output_section): Remove function.
8983 (Layout::write_enable_output_section): Remove function.
8984 * layout.h (class Layout): Update for above changes. Add new
8985 field sections_are_attached_.
8986 * output.h (Output_section::update_flags_for_input_section): New
8988 * output.cc (Output_section::add_input_section): Call
8989 update_flags_for_input_section.
8990 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8992 2008-04-11 Cary Coutant <ccoutant@google.com>
8994 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8995 thought unnecessary.
8996 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8998 2008-04-11 Ian Lance Taylor <iant@google.com>
9000 * output.h (class Output_section_data): Remove inline definition
9002 * output.cc (Output_section_data::set_addralign): New function.
9004 2008-04-11 Cary Coutant <ccoutant@google.com>
9006 Add support for TLS descriptors for i386 and x86_64.
9007 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9008 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9009 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9011 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9012 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9013 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9015 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9016 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9017 Fix problem with initial-exec relocations.
9018 (Target_i386::Relocate::relocate_tls): Likewise.
9019 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9021 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9022 support for section-plus-offset dynamic table entries.
9023 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9024 (Output_data_dynamic::Dynamic_entry): Add support for
9025 section-plus-offset dynamic table entries.
9026 (Output_data_dynamic::Classification): Likewise.
9027 (Output_data_dynamic::classification_): Renamed offset_.
9028 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9029 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9030 (Target_x86_64::make_plt_section): New function.
9031 (Target_x86_64::reserve_tlsdesc_entries): New function.
9032 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9033 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9034 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9035 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9036 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9037 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9038 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9039 add extra PLT entry for TLS descriptors.
9040 (Output_data_plt_x86_64::got_): New field.
9041 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9042 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9044 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9046 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9047 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9048 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9049 R_386_TLS_DESC_CALL relocations.
9050 (Target_x86_64::Scan::global): Likewise.
9051 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9052 for TLS descriptors.
9053 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9054 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9055 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9056 GD-to-IE relaxation.
9057 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9058 and TLS_DESCRIPTORS.
9059 * Makefile.in: Rebuild.
9060 * configure: Rebuild.
9061 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9062 (tls_test_shared2.so): New target.
9063 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9064 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9065 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9066 (tls_shared_gd_to_ie_test_LDADD): New variable.
9067 (tls_shared_gnu2_gd_to_ie_test): New target.
9068 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9070 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9071 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9072 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9073 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9074 (tls_shared_gnu2_test): New target.
9075 (tls_test_gnu2_shared.so): New target.
9076 (tls_shared_gnu2_test_SOURCES): New variable.
9077 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9078 (tls_shared_gnu2_test_LDFLAGS): New variable.
9079 (tls_shared_gnu2_test_LDADD): New variable.
9080 * testsuite/Makefile.in: Rebuild.
9081 * testsuite/Makefile.
9083 2008-04-11 Ian Lance Taylor <iant@google.com>
9085 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9087 * testsuite/Makefile.in: Rebuild.
9089 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9091 * testsuite/script_test_2.cc (main): Adjust test.
9093 2008-04-11 David S. Miller <davem@davemloft.net>
9094 Ian Lance Taylor <iant@google.com>
9096 * options.h (General_options): Add entries for '-Y' and
9098 * options.cc (General_options:finalize): If -Y was used, add those
9099 entries to the library path instead of the default "/lib" and
9102 2008-04-11 David S. Miller <davem@davemloft.net>
9104 * testsuite/justsyms.t: Start at 0x100.
9105 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9106 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9108 * testsuite/script_test_2.cc: Adjust string and section length
9111 2008-04-09 Ian Lance Taylor <iant@google.com>
9114 * script-sections.cc (Sections_element::allocate_to_segment): Add
9116 (Output_section_definition::allocate_to_segment): Likewise.
9117 (Orphan_output_section::allocate_to_segment): Likewise.
9118 (Script_sections::attach_sections_using_phdrs_clause): Don't
9119 propagate non-PT_LOAD segments to orphan sections.
9120 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9121 readelf rather than objdump.
9122 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9123 .interp section and PT_INTERP segment are the same size.
9124 * testsuite/Makefile.in: Rebuild.
9126 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9127 aliases for symbols defined in the same object.
9128 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9129 (weak_alias_test_SOURCES): New variable.
9130 (weak_alias_test_DEPENDENCIES): New variable.
9131 (weak_alias_test_LDFLAGS): New variable.
9132 (weak_alias_test_LDADD): New variable.
9133 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9134 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9135 (weak_alias_test_3.o): New target.
9136 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9137 * testsuite/weak_alias_test_main.cc: New file.
9138 * testsuite/weak_alias_test_1.cc: New file.
9139 * testsuite/weak_alias_test_2.cc: New file.
9140 * testsuite/weak_alias_test_3.cc: New file.
9142 2008-04-08 Ian Lance Taylor <iant@google.com>
9144 * options.h (class General_options): Add --noinhibit-exec option.
9145 * main.cc (main): Check --noinhibit-exec.
9147 * options.h (class General_options): Define --wrap as a special
9148 option. Add wrap_symbols_ field.
9149 (General_options::any_wrap_symbols): New function.
9150 (General_options::is_wrap_symbol): New function.
9151 * options.cc (General_options::parse_wrap): New function.
9152 (General_options::General_options): Initialize wrap_symbols_.
9153 * symtab.cc (Symbol_table::wrap_symbol): New function.
9154 (Symbol_table::add_from_object): Handle --wrap.
9155 * symtab.h (class Symbol_table): Declare wrap_symbol.
9156 * target.h (Target::wrap_char): New function.
9157 (Target::Target_info): Add wrap_char field.
9158 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9159 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9160 * testsuite/testfile.cc (Target_test::test_target_info):
9163 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9166 * layout.h (class Layout): Add added_eh_frame_data_ field.
9167 * layout.cc (Layout::Layout): Initialize new field.
9168 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9169 output section until we find a section we merged successfully.
9170 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9171 that the size be non-zero.
9173 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9176 2008-04-08 Craig Silverstein <csilvers@google.com>
9178 * configure.ac: Export new conditional variable HAVE_ZLIB.
9179 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9181 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9182 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9184 2008-04-07 Ian Lance Taylor <iant@google.com>
9186 * version.cc (version_string): Set to "1.5".
9188 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9189 Add issued_non_pic_error_ field. Declare check_non_pic.
9190 (Target_x86_64::Scan::check_non_pic): New function.
9191 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9192 (Target_x86_64::Scan::global): Likewise.
9194 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9195 addend parameter. Change caller. Handle merge sections.
9196 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9197 Address to Addend. Don't add in the result of
9198 local_section_offset, pass down the addend and use the returned
9200 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9201 Update declarations of local_section_offset and symbol_value.
9202 * testsuite/two_file_test_1.cc (t18): New function.
9203 * testsuite/two_file_test_2.cc (f18): New function.
9204 * testsuite/two_file_test_main.cc (main): Call t18.
9205 * testsuite/two_file_test.h (t18, f18): Declare.
9207 * configure.ac: Don't test for objdump, c++filt, or readelf.
9208 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9210 (TEST_READELF): New variable.
9211 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9212 (check_PROGRAMS): Add two_file_strip_test.
9213 (two_file_strip_test): New target.
9214 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9215 (two_file_same_shared_strip_test_SOURCES): New variable.
9216 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9217 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9218 (two_file_same_shared_strip_test_LDADD): New variable.
9219 (two_file_shared_strip.so): New target.
9220 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9221 (ver_test_5.syms, ver_test_7.syms): Likewise.
9222 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9223 (strip_test_3.stdout): Use TEST_OBJDUMP.
9224 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9226 2008-04-04 Cary Coutant <ccoutant@google.com>
9228 * symtab.h (Symbol::is_weak_undefined): New function.
9229 (Symbol::is_strong_undefined): New function.
9230 (Symbol::is_absolute): New function.
9231 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9232 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9234 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9235 (weak_undef_test): New target.
9236 * testsuite/Makefile.in: Rebuild.
9237 * testsuite/weak_undef_file1.cc: New file.
9238 * testsuite/weak_undef_file2.cc: New file.
9239 * testsuite/weak_undef_test.cc: New file.
9241 2008-04-03 Craig Silverstein <csilvers@google.com>
9243 * compressed_output.h (class Output_compressed_section): Use
9245 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9247 (zlib_compressed_suffix): Removed.
9248 (Output_compressed_section::set_final_data_size): Use unsigned
9250 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9251 Fix linker invocation.
9252 (flagstest_o_specialfile_and_compress_debug_sections):
9254 * testsuite/Makefile.in: Regenerated.
9256 2008-04-02 David S. Miller <davem@davemloft.net>
9258 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9259 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9261 2008-04-02 Craig Silverstein <csilvers@google.com>
9265 2008-04-02 Ian Lance Taylor <iant@google.com>
9267 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9268 parameters. Update for new key type to views_. Change all
9270 (File_read::read): Adjust for byteshift in returned view.
9271 (File_read::add_view): New function, broken out of
9273 (File_read::make_view): New function, broken out of
9275 (File_read::find_or_make_view): Add offset and aligned
9276 parameters. Rewrite accordingly. Change all callers.
9277 (File_read::get_view): Add offset and aligned parameters. Adjust
9278 for byteshift in return value.
9279 (File_read::get_lasting_view): Likewise.
9280 * fileread.h (class File_read): Update declarations.
9281 (class File_read::View): Add byteshift_ field. Add byteshift to
9282 constructor. Add byteshift method.
9283 * archive.h (Archive::clear_uncached_views): New function.
9284 (Archive::get_view): Add aligned parameter. Change all callers.
9285 * object.h (Object::get_view): Add aligned parameter. Change all
9287 (Object::get_lasting_view): Likewise.
9289 * fileread.cc (File_read::release): Don't call clear_views if
9290 there are multiple objects.
9291 * fileread.h (File_read::clear_uncached_views): New function.
9292 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9295 2008-03-31 Cary Coutant <ccoutant@google.com>
9297 Add thin archive support.
9298 * archive.cc (Archive::armagt): New const.
9299 (Archive::setup): Remove task parameter and calls to unlock.
9300 (Archive::unlock_nested_archives): New function.
9301 (Archive::read_header): Add nested_off parameter. Change
9303 (Archive::interpret_header): Likewise.
9304 (Archive::include_all_members): Change to handle thin
9306 (Archive::include_member): Likewise.
9307 * archive.h (Archive::Archive): Add new parameters and
9309 (Archive::armagt): New const.
9310 (Archive::setup): Remove task parameter.
9311 (Archive::unlock_nested_archives): New function.
9312 (Archive::read_header): Add nested_off parameter.
9313 (Archive::interpret_header): Likewise.
9314 (Archive::Nested_archive_table): New typedef.
9315 (Archive::is_thin_archive_): New field.
9316 (Archive::nested_archives_): New field.
9317 (Archive::options_): New field.
9318 (Archive::dirpath_): New field.
9319 (Archive::task_): New field.
9320 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9321 for thin archives. Pass additional parameters to
9322 Archive::Archive. Unlock the archive file after calling
9325 2008-03-29 Ian Lance Taylor <iant@google.com>
9327 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9328 version symbol to be local.
9329 * testsuite/ver_test_4.sh: New file.
9330 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9331 (check_DATA): Add ver_test_4.syms.
9332 (ver_test_4.syms): New target.
9333 * testsuite/Makefile.in: Rebuild.
9336 (Output_section::Input_section_sort_entry::has_priority): New
9338 (Output_section::Input_section_sort_entry::match_file_name): New
9340 (Output_section::Input_section_sort_entry::match_section_name):
9342 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9344 (Output_section::Input_section_sort_entry::match_section_file):
9346 (Output_section::Input_section_sort_compare::operator()): Rewrite
9347 using new Input_section_sort_entry functions. Sort crtbegin and
9348 crtend first. Sort sections with no priority before sections with
9350 * testsuite/initpri1.c (d3): Check j != 4.
9351 (cd5): New constructor/destructor function.
9352 (main): Check j != 2.
9354 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9355 new symbol when resolving, don't call set_is_default.
9356 * testsuite/ver_test_7.cc: New file.
9357 * testsuite/ver_test_7.sh: New file.
9358 * testsuite/Makefile.am (ver_test_7.so): New target.
9359 (ver_test_7.o): New target.
9360 (check_SCRIPTS): Add ver_test_7.sh.
9361 (check_DATA): Add ver_test_7.syms.
9362 (ver_test_7.syms): New target.
9364 2008-03-28 Ian Lance Taylor <iant@google.com>
9366 * layout.cc (Layout::layout): If we see an input section with a
9367 name that needs sorting, set the must_sort flag for the output
9369 (Layout::make_output_section): If the name of the output section
9370 indicates that it might require sorting, set the may_sort flag.
9371 * output.h (Output_section::may_sort_attached_input_sections): New
9373 (Output_section::set_may_sort_attached_input_sections): New
9375 (Output_section::must_sort_attached_input_sections): New
9377 (Output_section::set_must_sort_attached_input_sections): New
9379 (class Output_section): Declare Input_section_sort_entry. Define
9380 Input_section_sort_compare. Declare
9381 sort_attached_input_sections. Add new fields:
9382 may_sort_attached_input_sections_,
9383 must_sort_attached_input_sections_,
9384 attached_input_sections_are_sorted_.
9385 * output.cc (Output_section::Output_section): Initialize new
9387 (Output_section::add_input_section): Add an entry to
9388 input_sections_ if may_sort or must_sort are true.
9389 (Output_section::set_final_data_size): Call
9390 sort_attached_input_sections if necessary.
9391 (Output_section::Input_section_sort_entry): Define new class.
9392 (Output_section::Input_section_sort_compare::operator()): New
9394 (Output_section::sort_attached_input_sections): New function.
9395 * configure.ac: Check whether the compiler supports constructor
9396 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9397 * testsuite/initpri1.c: New file.
9398 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9399 CONSTRUCTOR_PRIORITY.
9400 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9401 (initpri1_LDFLAGS): New variable.
9402 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9404 2008-03-27 Ian Lance Taylor <iant@google.com>
9406 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9407 * testsuite/common_test_1.c: New file.
9408 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9409 (common_test_1_SOURCES): New variable.
9410 (common_test_1_DEPENDENCIES): New variable.
9411 (common_test_1_LDFLAGS): New variable.
9413 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9414 and commons_ correctly when NAME/VERSION does not override
9416 * testsuite/ver_test_6.c: New file.
9417 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9418 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9419 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9421 2008-03-26 Ian Lance Taylor <iant@google.com>
9423 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9424 of an undefined symbol from a version script.
9425 * testsuite/Makefile.am (ver_test_5.so): New target.
9426 (ver_test_5.o): New target.
9427 (check_SCRIPTS): Add ver_test_5.sh.
9428 (check_DATA): Add ver_test_5.syms.
9429 (ver_test_5.syms): New target.
9430 * testsuite/ver_test_5.cc: New file.
9431 * testsuite/ver_test_5.script: New file.
9432 * testsuite/ver_test_5.sh: New file.
9433 * Makefile.in, testsuite/Makefile.in: Rebuild.
9436 Fix problems building gold with gcc 4.3.0.
9437 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9438 (gold_error_at_location, gold_warning_at_location): Use it.
9439 * configure.ac: Check whether we can compile and use a template
9440 function with a printf attribute.
9441 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9442 when jumping over bytes.
9443 * object.cc: Instantiate Object::read_section_data.
9444 * debug.h: Include <cstring>
9445 * dwarf_reader.cc: Include <algorithm>
9446 * main.cc: Include <cstring>.
9447 * options.cc: Include <cstring>.
9448 * output.cc: Include <cstring>.
9449 * script.cc: Include <cstring>.
9450 * script.h: Include <string>.
9451 * symtab.cc: Include <cstring> and <algorithm>.
9452 * target-select.cc: Include <cstring>.
9453 * version.cc: Include <string>.
9454 * testsuite/testmain.cc: Include <cstdlib>.
9455 * configure, config.in: Rebuild.
9457 2008-03-25 Ian Lance Taylor <iant@google.com>
9459 * options.cc: Include "../bfd/bfdver.h".
9460 (options::help): Print bug reporting address.
9462 * version.cc (print_version): Adjust output for current value of
9467 * options.cc (options::help): Print list of supported targets.
9468 * target-select.h: Include <vector>.
9469 (class Target_selector): Make machine_, size_, and is_big_endian_
9470 fields const. Add bfd_name_ and instantiated_target_ fields.
9471 (Target_selector::Target_selector): Add bfd_name parameter.
9472 (Target_selector::recognize): Make non-virtual, call
9474 (Target_selector::recognize_by_name): Make non-virtual, call
9475 do_recognize_by_name.
9476 (Target_selector::supported_names): New function.
9477 (Target_selector::bfd_name): New function.
9478 (Target_selector::do_instantiate_target): New pure virtual
9480 (Target_selector::do_recognize): New virtual function.
9481 (Target_selector::do_recognize_by_name): New virtual function.
9482 (Target_selector::instantiate_target): New private function.
9483 (supported_target_names): Declare.
9484 * target-select.cc (Target_selector::Target_selector): Update for
9485 new parameter and fields.
9486 (select_target_by_name): Check that the name matches before
9487 calling recognize_by_name.
9488 (supported_target_names): New function.
9489 * i386.cc (class Target_selector_i386): Update Target_selector
9490 constructor call. Remove recognize and recognize_by_name. Add
9491 do_instantiate_target.
9492 * x86_64.cc (class Target_selector_x86_64): Likewise.
9493 * testsuite/testfile.cc (class Target_selector_test): Update for
9494 changes to Target_selector.
9496 * README: Rewrite, with some notes on unsupported features.
9498 2008-03-24 Cary Coutant <ccoutant@google.com>
9500 * i386.cc (Target_i386::Got_type): New enum declaration.
9501 (Target_i386::Scan::local): Updated callers of Output_data_got
9503 (Target_i386::Scan::global): Likewise.
9504 (Target_i386::Relocate::relocate): Likewise.
9505 (Target_i386::Relocate::relocate_tls): Likewise.
9506 * object.h (Got_offset_list): New class.
9507 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9508 (Sized_relobj::local_got_offset): Likewise.
9509 (Sized_relobj::set_local_got_offset): Likewise.
9510 (Sized_relobj::local_has_tls_got_offset): Removed.
9511 (Sized_relobj::local_tls_got_offset): Removed.
9512 (Sized_relobj::set_local_tls_got_offset): Removed.
9513 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9514 * output.cc (Output_data_got::add_global): Added got_type parameter.
9515 (Output_data_got::add_global_with_rel): Likewise.
9516 (Output_data_got::add_global_with_rela): Likewise.
9517 (Output_data_got::add_global_pair_with_rel): New function.
9518 (Output_data_got::add_global_pair_with_rela): New function.
9519 (Output_data_got::add_local): Added got_type parameter.
9520 (Output_data_got::add_local_with_rel): Likewise.
9521 (Output_data_got::add_local_with_rela): Likewise.
9522 (Output_data_got::add_local_pair_with_rel): New function.
9523 (Output_data_got::add_local_pair_with_rela): New function.
9524 (Output_data_got::add_global_tls): Removed.
9525 (Output_data_got::add_global_tls_with_rel): Removed.
9526 (Output_data_got::add_global_tls_with_rela): Removed.
9527 (Output_data_got::add_local_tls): Removed.
9528 (Output_data_got::add_local_tls_with_rel): Removed.
9529 (Output_data_got::add_local_tls_with_rela): Removed.
9530 * output.h (Output_data_got::add_global): Added got_type parameter.
9531 (Output_data_got::add_global_with_rel): Likewise.
9532 (Output_data_got::add_global_with_rela): Likewise.
9533 (Output_data_got::add_global_pair_with_rel): New function.
9534 (Output_data_got::add_global_pair_with_rela): New function.
9535 (Output_data_got::add_local): Added got_type parameter.
9536 (Output_data_got::add_local_with_rel): Likewise.
9537 (Output_data_got::add_local_with_rela): Likewise.
9538 (Output_data_got::add_local_pair_with_rel): New function.
9539 (Output_data_got::add_local_pair_with_rela): New function.
9540 (Output_data_got::add_global_tls): Removed.
9541 (Output_data_got::add_global_tls_with_rel): Removed.
9542 (Output_data_got::add_global_tls_with_rela): Removed.
9543 (Output_data_got::add_local_tls): Removed.
9544 (Output_data_got::add_local_tls_with_rel): Removed.
9545 (Output_data_got::add_local_tls_with_rela): Removed.
9546 * resolve.cc (Symbol::override_base_with_special): Removed
9547 reference to has_got_offset_ field.
9548 * symtab.cc (Symbol::init_fields): Replaced initialization
9549 of got_offset_ with got_offsets_. Removed initialization
9551 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9552 (Symbol::got_offset): Likewise.
9553 (Symbol::set_got_offset): Likewise.
9554 (Symbol::has_tls_got_offset): Removed.
9555 (Symbol::tls_got_offset): Removed.
9556 (Symbol::set_tls_got_offset): Removed.
9557 (Symbol::got_offset_): Removed.
9558 (Symbol::tls_mod_got_offset_): Removed.
9559 (Symbol::tls_pair_got_offset_): Removed.
9560 (Symbol::got_offsets_): New field.
9561 (Symbol::has_got_offset): Removed.
9562 (Symbol::has_tls_mod_got_offset): Removed.
9563 (Symbol::has_tls_pair_got_offset): Removed.
9564 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9565 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9567 (Target_x86_64::Scan::global): Likewise.
9568 (Target_x86_64::Relocate::relocate): Likewise.
9569 (Target_x86_64::Relocate::relocate_tls): Likewise.
9571 2008-03-25 Ben Elliston <bje@au.ibm.com>
9573 * yyscript.y: Fix spelling error in comment.
9575 2008-03-24 Ian Lance Taylor <iant@google.com>
9577 * options.h (class General_options): Define build_id option.
9578 * layout.h (class Layout): Declare write_build_id, create_note,
9579 create_build_id. Add build_id_note_ member.
9580 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9581 "libiberty.h", "md5.h", "sha1.h".
9582 (Layout::Layout): Initialize eh_frame_data_,
9583 eh_frame_hdr_section_, and build_id_note_.
9584 (Layout::finalize): Call create_build_id.
9585 (Layout::create_note): New function, broken out of
9586 Layout::create_gold_note.
9587 (Layout::create_gold_note): Call create_note.
9588 (Layout::create_build_id): New function.
9589 (Layout::write_build_id): New function.
9590 (Close_task_runner::run): Call write_build_id.
9592 * x86_64.cc: Correct license to GPLv3.
9594 2008-03-23 Ian Lance Taylor <iant@google.com>
9596 * options.cc: Include "demangle.h".
9597 (parse_optional_string): New function.
9598 (parse_long_option): Handle takes_optional_argument.
9599 (parse_short_option): Update dash_z initializer. Handle
9600 takes_optional_argument.
9601 (General_options::General_options): Initialize do_demangle_.
9602 (General_options::finalize): Set do_demangle_. Handle demangling
9604 * options.h (parse_optional_string): Declare.
9605 (struct One_option): Add optional_arg field. Update constructor.
9606 Update call constructor calls. Add takes_optional_argument
9608 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9609 (DEFINE_optional_string): Define.
9610 (General_options::demangle): Change from DEFINE_bool to
9611 DEFINE_optional_string.
9612 (General_options::no_demangle): New function.
9613 (General_options::do_demangle): New function.
9614 (General_options::set_do_demangle): New function.
9615 (General_options::execstack_status_): Move definition to end of
9617 (General_options::static_): Likewise.
9618 (General_options::do_demangle_): New field.
9619 * object.cc (big_endian>::get_symbol_location_info): Call
9620 Options::do_demangle, not Options::demangle.
9621 * symtab.cc (demangle): Likewise.
9623 2008-03-22 Ian Lance Taylor <iant@google.com>
9625 * gold.h: Include <cstddef> and <sys/types.h>
9626 * options.h: Include <cstring>.
9628 2008-03-21 Ian Lance Taylor <iant@google.com>
9630 * Added source code to GNU binutils.