1 2011-01-24 Ian Lance Taylor <iant@google.com>
3 * version.cc (version_string): Bump to 1.11.
5 2011-01-24 Ian Lance Taylor <iant@google.com>
7 * plugin.cc (class Plugin_rescan): Define new class.
8 (Plugin_manager::claim_file): Set any_claimed_.
9 (Plugin_manager::save_archive): New function.
10 (Plugin_manager::save_input_group): New function.
11 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
13 (Plugin_manager::new_undefined_symbol): New function.
14 (Plugin_manager::rescan): New function.
15 (Plugin_manager::rescannable_defines): New function.
16 (Plugin_manager::add_input_file): Set any_added_.
17 * plugin.h (class Plugin_manager): define new fields rescannable_,
18 undefined_symbols_, any_claimed_, and any_added_. Declare
19 Plugin_rescan as friend. Declare new functions.
20 (Plugin_manager::Rescannable): Define type.
21 (Plugin_manager::Rescannable_list): Define type.
22 (Plugin_manager::Undefined_symbol_list): Define type.
23 (Plugin_manager::Plugin_manager): Initialize new fields.
24 * archive.cc (Archive::defines_symbol): New function.
25 (Add_archive_symbols::run): Pass archive to plugins if any.
26 * archive.h (class Archive): Declare defines_symbol.
27 * readsyms.cc (Input_group::~Input_group): New function.
28 (Finish_group::run): Pass input_group to plugins if any.
29 * readsyms.h (class Input_group): Declare destructor.
30 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
33 2011-01-10 Ian Lance Taylor <iant@google.com>
35 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
37 (Layout::set_segment_offsets): Reset increase_relro before calling
38 set_section_addresses a second time.
40 2011-01-04 Cary Coutant <ccoutant@google.com>
42 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
43 sections before NOBITS sections.
45 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
47 * version.cc (print_version): Update copyright to 2011.
49 2010-12-23 Cary Coutant <ccoutant@google.com>
51 * output.h (Output_data_reloc::add_output_section): Pass OD instead
52 of OS to this->add. Add OD parameter to second form of the function.
54 2010-12-20 Ian Lance Taylor <iant@google.com>
56 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
57 second of two consecutive entries with same offset.
59 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
61 * testsuite/Makefile.am (ifuncmain2static_LDADD)
62 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
63 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
64 to avoid unneeded links against $(LDADD).
65 * testsuite/Makefile.in: Regenerate.
67 2010-12-15 Ian Lance Taylor <iant@google.com>
70 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
71 for R_X86_64_32 and R_X86_64_PC32.
72 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
73 ver_matching_def_pic.o.
74 (ver_matching_def_pic.o): New target.
76 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
78 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
79 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
80 Move definition before File_read::View member definitions.
81 (File_read::View::~View): Initialize and hold lock before
82 updating current_mapped_bytes.
84 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
86 * dwarf_reader.cc: Remove outdated comment.
87 * gold-threads.cc: Fix typo in error message.
88 * archive.cc: Fix typos in comments.
89 * archive.h: Likewise.
90 * arm-reloc-property.cc: Likewise.
91 * arm-reloc-property.h: Likewise.
92 * arm-reloc.def: Likewise.
94 * attributes.h: Likewise.
96 * ehframe.cc: Likewise.
97 * fileread.h: Likewise.
101 * incremental.h: Likewise.
102 * int_encoding.cc: Likewise.
103 * layout.h: Likewise.
106 * object.cc: Likewise.
107 * object.h: Likewise.
108 * options.cc: Likewise.
109 * readsyms.cc: Likewise.
110 * reduced_debug_output.cc: Likewise.
111 * reloc.cc: Likewise.
112 * script-sections.cc: Likewise.
113 * sparc.cc: Likewise.
114 * symtab.h: Likewise.
115 * target-reloc.h: Likewise.
116 * target.cc: Likewise.
117 * target.h: Likewise.
118 * timer.cc: Likewise.
120 * x86_64.cc: Likewise.
122 2010-12-09 Cary Coutant <ccoutant@google.com>
124 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
126 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
127 parameter; change all callers.
128 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
129 * options.h (warn_execstack): New option.
131 2010-12-07 Doug Kwan <dougkwan@google.com>
133 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
134 like function call relocations.
136 2010-12-07 Ian Lance Taylor <iant@google.com>
138 * archive.cc (Archive::get_elf_object_for_member): Permit
139 punconfigured to be NULL.
140 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
141 (Archive::include_member): Pass NULL to get_elf_object_for_member
142 if we searched for the archive and this is the first included
145 2010-12-01 Ian Lance Taylor <iant@google.com>
147 * dwarf_reader.h (class Sized_dwarf_line_info): Add
148 track_relocs_type_ field.
149 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
150 Set track_relocs_type_.
151 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
152 contents when using RELA relocs.
153 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
155 * reloc.cc (Track_relocs::next_addend): New function.
156 * reloc.h (class Track_relocs): Declare next_addend.
158 2010-12-01 Ian Lance Taylor <iant@google.com>
160 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
163 2010-12-01 Ian Lance Taylor <iant@google.com>
165 * README: Update compilers known to work and fail.
167 2010-11-23 Matthias Klose <doko@ubuntu.com>
169 * configure.in: For --enable-gold, handle value `default' instead of
170 `both*'. Always install ld as ld.bfd, install as ld if gold is
172 * configure: Regenerate.
174 2010-11-18 Doug Kwan <dougkwan@google.com>
176 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
177 and right_alignment to be zero. Store result alignment only if it is
178 greater than existing alignment.
180 2010-11-16 Cary Coutant <ccoutant@google.com>
183 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
184 Check for ".zdebug_line".
186 2010-11-16 Doug Kwan <dougkwan@google.com>
187 Cary Coutant <ccoutant@google.com>
189 * output.h (Output_segment::set_section_addresses): Pass increase_relro
190 by reference; adjust all callers.
191 * output.cc (Output_segment::set_section_addresses): Adjust references
192 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
194 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
195 end at page boundary.
197 2010-11-16 Cary Coutant <ccoutant@google.com>
200 * layout.cc (Layout::choose_output_section): Transform names of
201 compressed sections even when using a script with a SECTIONS clause.
202 (Layout::output_section_name): Remove code to transform
203 compressed debug section names.
204 * output.cc (Output_section::add_input_section): Use uncompressed
205 section size when tracking input sections.
207 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
209 * symtab.h (Symbol::NON_PIC_REF): Remove.
210 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
211 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
212 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
213 (Symbol::use_plt_offset): Take a flags argument and pass it
214 directly to needs_dynamic_reloc. Restrict check for undefined
215 weak symbols to function calls.
216 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
217 (Target_arm::Scan::global): Use it.
218 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
219 (Target_arm::Relocate::relocate): Likewise.
220 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
221 parameter with an r_type parameter. Use get_reference_flags
223 (Target_arm::Relocate::relocate): Update accordingly.
224 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
225 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
226 (Target_i386::Scan::global): Likewise.
227 (Target_i386::Relocate::relocate): Likewise.
228 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
229 parameter with an r_type parameter. Use get_reference_flags
231 (Target_i386::Relocate::relocate): Update accordingly.
232 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
233 (Target_powerpc::Scan::global): Use it.
234 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
235 (Target_powerpc::Relocate::relocate): Likewise.
236 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
237 (Target_sparc::Scan::global): Use it.
238 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
239 (Target_sparc::Relocate::relocate): Likewise.
240 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
241 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
242 (Target_x86_64::Scan::global): Likewise.
243 (Target_x86_64::Relocate::relocate): Likewise.
245 2010-11-08 Doug Kwan <dougkwan@google.com>
246 Cary Coutant <ccoutant@google.com>
248 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
249 (Arm_exidx_merge_section::section_contents_): New data member.
250 (Arm_input_section::Arm_input_section): Initialize original_contents_.
251 (Arm_input_section::~Arm_input_section): De-allocate memory.
252 (Arm_input_section::original_contents_): New data member.
253 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
254 in parameters instead of calling Object::section_contents without
256 (Arm_output_section::group_section): New parameter TASK. Pass it
257 to callees that need locking objects.
258 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
259 to lock EXIDX input sections. Fix a formatting issue. Call
260 Arm_exidx_merged_section::build_contents to create merged section
262 (Arm_output_section::create_stub_group): New parameter TASK. Use it
263 to lock object of stub table owner.
264 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
265 TEXT_SIZE to initialize data member TEXT_SIZE_.
266 (Arm_exidx_input_section::addralign): Fix typo in comment.
267 (Arm_exidx_input_section::text_size): New method.
268 (Target_arm::do_relax): New parameter TASK. Pass it to callees
269 that require locking objects. Lock objects before scanning for stubs
270 and updating local symbols.
271 (Arm_input_section<big_endian>::init): Copy contents of original
273 (Arm_input_section<big_endian>::do_write): Use saved contents of
274 original input section instead of calling Object::section_contents
276 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
277 size without calling Object::section_size().
278 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
279 for size. Allocate a buffer for merged EXIDX entries.
280 (Arm_exidx_merged_section::build_contents): New method.
281 (Arm_exidx_merged_section::do_write): Move merge section contents
282 building code to Arm_exidx_merged_section::build_contetns. Write
283 out contetns in buffer instead of building it on the fly.
284 (Arm_relobj::make_exidx_input_section): Also pass text section size
285 to Arm_exidx_input_section constructor.
286 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
287 (Arm_dynobj::do_read_symbols): Fix memory leak.
288 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
289 * target.h: (class Task): Add forward declaration.
290 (Target::relax): Add new parameter TASK and pass it to
292 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
294 2010-11-05 Cary Coutant <ccoutant@google.com>
297 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
298 object when reading from the file.
299 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
301 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
302 when reading section contents.
303 (get_section_contents): Likewise.
304 (icf::find_identical_sections): Likewise.
305 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
306 object when reading from the file.
307 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
308 the object when doing deferred section layout.
310 2010-11-03 Nick Clifton <nickc@redhat.com>
313 * script.h (class Symbol_assignment: name): New member. Returns
314 the name of the symbol.
315 * scrfipt.cc (Script_options::is_pending_assignment): New member.
316 Returns true if the given symbol name is on the list of
317 assignments wating to be processed.
318 * archive.cc (should_incldue_member): If the symbol is undefined,
319 check to see if it is on the list of symbols pending assignment.
321 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
323 * script-sections.cc (Script_sections::find_memory_region): Check
324 for a NULL output section pointer.
326 2010-10-29 Doug Kwan <dougkwan@google.com>
328 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
329 Output_section::add_relaxed_input_section.
330 * output.cc (Output_section::add_relaxed_input_section): Add new
331 arguments LAYOUT and NAME. Set section order index.
332 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
333 Copy section order index.
334 * output.h (Output_section::add_relaxed_input_section): Add new
335 arguments LAYOUT and NAME.
337 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
339 * testsuite/Makefile.am: Move gcctestdir/ld rule to
340 NATIVE_OR_CROSS_LINKER.
341 * testsuite/Makefile.in: Regenerate.
343 2010-10-20 Doug Kwan <dougkwan@google.com>
345 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
346 without SHF_LINK_ORDER flags.
347 * layout.cc (Layout::choose_output_section): Do not filter
348 SHF_LINK_ORDER flag in a relocatable link.
350 2010-10-17 Cary Coutant <ccoutant@google.com>
352 * output.h (Output_segment::set_section_addresses): Change function
353 signature. Update all callers.
354 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
356 (Output_segment::set_section_addresses): Align after last TLS
357 section. Add padding before last relro section instead of after.
359 2010-10-17 Doug Kwan <dougkwan@google.com>
361 * gold/arm.cc (Target_arm::got_section): Use correct order and set
362 GOT output section to be writable.
364 2010-10-14 Cary Coutant <ccoutant@google.com>
366 * debug.h (DEBUG_INCREMENTAL): New flag.
367 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
368 * gold.cc (queue_initial_tasks): Check parameters for incremental link
370 * incremental.cc (report_command_line): Ignore all forms of
372 * layout.cc (Layout::Layout): Check parameters for incremental link
374 * options.cc (General_options::parse_incremental): New function.
375 (General_options::parse_no_incremental): New function.
376 (General_options::parse_incremental_full): New function.
377 (General_options::parse_incremental_update): New function.
378 (General_options::incremental_mode_): New data member.
379 (General_options::finalize): Check incremental_mode_.
380 * options.h (General_options): Update help text for --incremental.
381 Add --no-incremental, --incremental-full, --incremental-update.
382 (General_options::Incremental_mode): New enum type.
383 (General_options::incremental_mode): New function.
384 (General_options::incremental_mode_): New data member.
385 * parameters.cc (Parameters::incremental_mode_): New data member.
386 (Parameters::set_options): Set incremental_mode_.
387 (Parameters::set_incremental_full): New function.
388 (Parameters::incremental): New function.
389 (Parameters::incremental_update): New function.
390 (set_parameters_incremental_full): New function.
391 * parameters.h (Parameters::set_incremental_full): New function.
392 (Parameters::incremental): New function.
393 (Parameters::incremental_update): New function.
394 (Parameters::incremental_mode_): New data member.
395 (set_parameters_incremental_full): New function.
396 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
397 incremental link mode.
398 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
399 (Sized_relobj::do_relocate_sections): Likewise.
400 * testsuite/Makefile.am (incremental_test): Use --incremental-full
402 * testsuite/Makefile.in: Regenerate.
403 * testsuite/incremental_test.sh: Filter all forms of --incremental.
405 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
407 * script-sections.h (class Script_sections): Make
408 Sections_elements typedef public.
409 * script-sections.cc (class Sort_output_sections): Add elements_
410 field. Add constructor which sets it; change all callers.
411 (Sort_output_sections::is_before): New function.
412 (Sort_output_sections::operator()): Call is_before.
413 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
415 * testsuite/script_test_10.sh: New test. Test script section
417 * testsuite/script_test_10.t: Likewise.
418 * testsuite/script_test_10.s: Likewise.
419 * testsuite/Makefile.am: Wrap the cross linker tests and the
420 common tests into NATIVE_OR_CROSS_LINKER.
421 (check_SCRIPTS): Add script_test_10.sh.
422 (check_DATA): Add script_test_10.stdout.
423 (script_test_10.o, script_test_10): New targets.
424 (script_test_10.stdout): New target.
425 * configure, testsuite/Makefile.in: Regenerate.
427 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
429 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
430 error for the deprecated relocations.
431 (Target_arm::Scan::global): Likewise.
432 (Target_arm::Relocate::relocate): Likewise.
434 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
436 * fileread.cc (Input_file::find_file): Initialize *found_name
437 and *namep when using the fallback search for case 4.
439 2010-10-11 Cary Coutant <ccoutant@google.com>
441 * options.h (class General_options): Redefine -z lazy as an alias for
442 the negation of -z now.
444 2010-10-11 Ian Lance Taylor <iant@google.com>
446 * resolve.cc (symbol_to_bits): Report the value of the unsupported
449 2010-10-06 Nick Clifton <nickc@redhat.com>
451 * script-sections.cc(class Memory_region): Remove
452 current_lma_offset_ field. Rename current_vma_offset_ to
453 current_offset_. Add last_section_ field.
454 (Memory_region::get_current_vma_address): Rename to
456 (Memory_region::get_current_lma_address): Delete.
457 (Memory_region::increment_vma_offset): Rename to
459 (Memory_region::increment_lma_offset): Delete.
460 (Memory_region::attributes_compatible): New method. Returns
461 true if the provided section is compatible with the region.
462 (Memory_region::get_last_section): New method. Returns the last
463 section to use the region.
464 (Memory_region::set_last_section): New method. Stores the last
465 section to use the region.
466 (Script_sections::block_in_region): New method. Returns true if
467 a block of memory is contained within a region.
468 (Script_sections::find_memory_region): New method. Locates a
469 memory region to be used to set a VMA or LMA address.
470 (Output_section_definition::set_section_addresses): Add code to
471 check for addresses set by memory regions.
472 (Output_segment::set_section_addresses): Remove memory region
474 (Script_sections::create_segment): Add a warning if a header
475 segment is created outside of any region.
476 * script-sections.h (class Script_sections): Add prototypes for
477 find_memory_region and block_in_region methods.
478 * testsuite/memory_test.s: Use .long instead of .word.
479 * testsuite/memory_test.t: Add some more output sections.
480 * testsuite/memory_test.sh: Update expected output.
482 2010-10-02 Doug Kwan <dougkwan@google.com>
484 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
485 defintion to symtab.h
486 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
487 declaration to defintion.
489 2010-10-01 Nick Clifton <nickc@redhat.com>
491 * expression.cc (eval): Replace dummy argument with NULL.
492 (eval_maybe_dot): Check for a NULL result section pointer.
493 (Symbol_expression::value): Likewise.
494 (Dot_expression::value): Likewise.
495 (BINARY_EXPRESSION): Likewise.
496 (Max_expression::value): Likewise.
497 (Min_expression::value): Likewise.
498 (Absolute_expression::value): Likewise.
499 (Addr_expression::value_from_output_section): Likewise.
500 (Loaddddr_expression::value_from_output_section): Likewise.
501 (Segment_start_expression::value): Likewise.
503 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
505 (Sections_elememt_dot_assignment::set_section_addresses):
507 (Output_data_expression::do_write_to_buffer): Likewise.
508 (Output_section_definition::finalize_symbols): Likewise.
509 (Output_section_definition::set_section_addresses): Likewise.
511 2010-09-30 Doug Kwan <dougkwan@google.com>
513 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
515 2010-09-28 Sriraman Tallam <tmsriram@google.com>
517 * target.h (Target::can_icf_inline_merge_sections): New virtual
519 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
521 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
523 * icf.cc (get_section_contents): Inline merge sections only when
526 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
528 * configure: Regenerate.
530 2010-09-17 Ian Lance Taylor <iant@google.com>
532 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
533 * testsuite/Makefile.am (memory_test.o): New target.
534 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
536 * testsuite/Makefile.in: Rebuild.
538 2010-09-17 Doug Kwan <dougkwan@google.com>
540 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
541 defintion if relocation uses GOT entries of the symbol.
542 * testsuite/icf_safe_test.sh: Fix test.
543 * testsuite/icf_safe_so_test.sh: Fix test.
545 2010-09-16 Cary Coutant <ccoutant@google.com>
547 * script_sections.cc (class Memory_region): Remove "NULL" from
548 vector initializations.
550 2010-09-15 Cary Coutant <ccoutant@google.com>
552 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
553 Resolve forwarding symbols.
555 2010-09-15 Doug Kwan <dougkwan@google.com>
557 * gold/testsuite/script_test_3.t: Add ARM special sections.
558 * gold/testsuite/script_test_4.t: Same.
559 * gold/testsuite/script_test_5.t: Same.
560 * gold/testsuite/script_test_6.t: Same.
561 * gold/testsuite/script_test_7.t: Same.
562 * gold/testsuite/script_test_7.t: Same.
563 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
565 2010-09-14 Cary Coutant <ccoutant@google.com>
567 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
568 (Target_x86_64::Relocate::relocate_tls): Replace check for
569 saw_tls_block_reloc_ with test for executable section.
571 2010-09-12 Cary Coutant <ccoutant@google.com>
573 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
574 position-independent executables to shared libraries need dynamic
576 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
577 position-independent executables.
578 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
579 * testsuite/Makefile.in: Regenerate.
581 2010-09-10 Nick Clifton <nickc@redhat.com>
584 * testsuite/memory_test.t: Discard any sections that are not
587 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
590 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
591 "This::" to work around a bug in gcc 4.2.
593 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
595 2010-09-09 Rafael Espindola <espindola@google.com>
597 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
598 sections with different PF_X flags in the same segment.
599 (Layout::find_first_load_seg): Search all segments to find the first
601 * options.h (rosegment): New.
603 2010-09-08 Rafael Espindola <espindola@google.com>
605 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
607 2010-09-08 Doug Kwan <dougkwan@google.com>
609 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
610 (Arm_relobj::do_relocate_sections): Add new parameter for output
611 file to match the parent.
612 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
613 of local symbols instead of input values. Update code to track
614 changes in gold::relocate_section.
615 * object.cc (Sized_relobj::compute_final_local_value): New methods.
616 (Sized_relobj::compute_final_local_value_internal): New methods.
617 (Sized_relobj::do_finalize_local_symbols): Move code from loop
618 body into private version of Sized_relobj::compute_final_local_value.
619 Call the inline method.
620 * object.h (Symbol_value::Symbol_value): Define destructor. Free
621 merged symbol value if there is one.
622 (Symbol_value::has_output_value): New method defintiion.
623 (Sized_relobj::Compute_final_local_value_status): New enum type.
624 (Sized_relobj::compute_final_local_value): New methods.
625 (Sized_relobj::compute_final_local_value_internal): New methods.
626 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
627 and arm_cortex_a8.sh.
628 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
629 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
631 * Makefile.in: Regenerate.
632 * testsuite/arm_bl_out_of_range.s: Update test.
633 * testsuite/thumb_bl_out_of_range.s: Ditto.
634 * testsuite/thumb_blx_out_of_range.s: Ditto.
635 * testsuite/arm_branch_out_of_range.sh: New file.
636 * testsuite/arm_cortex_a8.sh: Ditto.
637 * testsuite/arm_cortex_a8_b.s: Ditto.
638 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
639 * testsuite/arm_cortex_a8_b_local.s: Ditto.
640 * testsuite/arm_cortex_a8_bl.s: Ditto.
641 * testsuite/arm_cortex_a8_blx.s: Ditto.
642 * testsuite/arm_cortex_a8_local.s: Ditto.
643 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
644 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
646 2010-09-08 Rafael Espindola <espindola@google.com>
648 * Makefile.am (memory_test.stdout): Run readelf with -W.
649 * Makefile.in: Regenerate.
650 * testsuite/memory_test.sh: Make the regexps accept both 32 and
653 2010-09-08 Rafael Espindola <espindola@google.com>
655 * script-sections.cc (Script_sections::add_memory_region): Convert
656 field precision to int.
657 * script.cc (script_set_section_region, script_set_section_region):
658 Convert field precision to int.
660 2010-09-08 Rafael Espindola <espindola@google.com>
662 * arm.cc (do_finalize_sections): Create the __exidx_start and
663 __exdix_end symbols even when the section is missing.
665 2010-09-08 Nick Clifton <nickc@redhat.com>
667 * README: Remove claim that MEMORY is not supported.
668 * expression.cc (script_exp_function_origin)
669 (script_exp_function_length): Move from here to ...
670 * script.cc: ... here.
671 (script_set_section_region, script_add_memory)
672 (script_parse_memory_attr, script_include_directive): New
675 (class Memory_region): New class.
676 (class Output_section_definition): Add set_memory_region,
677 set_section_vma, set_section_lma and get_section_name methods.
678 (class Script_Sections): Add add_memory_region,
679 find_memory_region, find_memory_region_origin,
680 find_memory_region_length and set_memory_region methods.
681 Have set_section_addresses method walk the list of set memory
683 Extend the print methos to display memory regions.
684 * script-sections.h: Add prototypes for new methods.
685 Add enum for MEMORY region attributes.
686 * yyscript.y: Add support for parsing MEMORY regions.
687 * script-c.h: Add prototypes for new functions.
688 * testsuite/Makefile.am: Add test of MEMORY region functionality.
689 * testsuite/Makefile.in: Regenerate.
690 * testsuite/memory_test.sh: New script.
691 * testsuite/memory_test.s: New assembler source file.
692 * testsuite/memory_test.t: New linker script.
694 2010-08-27 Doug Kwan <dougkwan@google.com>
696 * gold/resolve.cc (Symbol_table::should_override): Let a weak
697 reference override an existing dynamic weak reference.
698 * testsuite/Makefile.am: Add new test dyn_weak_ref.
699 * testsuite/Makefile.in: Regenerate.
700 * testsuite/dyn_weak_ref.sh: New file.
701 * testsuite/dyn_weak_ref_1.c: Ditto.
702 * testsuite/dyn_weak_ref_2.c: Ditto.
704 2010-08-27 Ian Lance Taylor <iant@google.com>
706 * incremental.h (class Incremental_input_entry): Add virtual
709 2010-08-27 Ian Lance Taylor <iant@google.com>
711 * testsuite/start_lib_test_3.c: Mark t3 as used.
713 2010-08-27 Nick Clifton <nickc@redhat.com>
715 * options.cc (version_script): Fix small typo in previous
718 2010-08-25 Nick Clifton <nickc@redhat.com>
720 * archive.cc: Formatting fixes: Remove whitespace between
721 typename and following asterisk. Remove whitespace between
722 function name and opening parenthesis.
723 * archive.h: Likewise.
725 * attributes.cc: Likewise.
726 * attributes.h: Likewise.
727 * common.cc: Likewise.
728 * copy-relocs.cc: Likewise.
729 * dirsearch.h: Likewise.
730 * dynobj.cc: Likewise.
731 * ehframe.cc: Likewise.
732 * ehframe.h: Likewise.
733 * expression.cc: Likewise.
734 * fileread.cc: Likewise.
735 * fileread.h: Likewise.
737 * gold-threads.cc: Likewise.
741 * incremental-dump.cc: Likewise.
742 * incremental.cc: Likewise.
743 * layout.cc: Likewise.
744 * layout.h: Likewise.
746 * merge.cc: Likewise.
748 * object.cc: Likewise.
749 * object.h: Likewise.
750 * options.cc: Likewise.
751 * options.h: Likewise.
752 * output.cc: Likewise.
753 * output.h: Likewise.
754 * plugin.cc: Likewise.
755 * plugin.h: Likewise.
756 * powerpc.cc: Likewise.
757 * reloc.cc: Likewise.
758 * script-c.h: Likewise.
759 * script-sections.cc: Likewise.
760 * script.cc: Likewise.
761 * stringpool.cc: Likewise.
762 * symtab.cc: Likewise.
763 * symtab.h: Likewise.
764 * target.cc: Likewise.
765 * timer.cc: Likewise.
767 * version.cc: Likewise.
768 * x86_64.cc: Likewise.
770 2010-08-24 Nick Clifton <nickc@redhat.com>
773 * layout.cc (segment_precedes): Sort segments by their physical
774 addresses, if they have been set.
776 2010-08-23 Cary Coutant <ccoutant@google.com>
778 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
780 (Lib_group::include_member): Unlock object after deleting its
782 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
785 2010-08-19 Neil Vachharajani <nvachhar@google.com>
786 Cary Coutant <ccoutant@google.com>
788 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
789 constructor, and set_blocker.
790 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
792 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
793 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
794 * testsuite/Makefile.am (start_lib_test): New test case.
795 * testsuite/Makefile.in: Regenerate.
796 * testsuite/start_lib_test_main.c: New file.
797 * testsuite/start_lib_test_1.c: New file.
798 * testsuite/start_lib_test_2.c: New file.
799 * testsuite/start_lib_test_3.c: New file.
801 2010-08-19 Ian Lance Taylor <iant@google.com>
803 * Makefile.in: Rebuild with automake 1.11.1.
804 * aclocal.m4: Likewise.
805 * testsuite/Makefile.in: Likewise.
807 2010-08-19 Ian Lance Taylor <iant@google.com>
810 * i386.cc (class Output_data_plt_i386): Update declarations.
811 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
812 local_ifuncs_ fields.
813 (Target_i386::do_plt_section_for_global): New function.
814 (Target_i386::do_plt_section_for_local): New function.
815 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
816 parameter; change all callers. Initialize global_ifuncs_ and
817 local_ifuncs_. If doing a static link define __rel_iplt_start and
819 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
820 (Output_data_plt_i386::add_local_ifunc_entry): New function.
821 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
823 (Target_i386::make_plt_section): New function, broken out of
824 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
825 (Target_i386::make_plt_entry): Call make_plt_section.
826 (Target_i386::make_local_ifunc_plt_entry): New function.
827 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
828 (Target_i386::Scan::local): Handle IFUNC symbols. Add
829 R_386_IRELATIVE to switch.
830 (Target_i386::Scan::global): Likewise.
831 (Target_i386::Relocate::relocate): Likewise.
832 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
834 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
835 (Target_x86_64::do_plt_section_for_global): New function.
836 (Target_x86_64::do_plt_section_for_local): New function.
837 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
838 parameter; change all callers. If doing a static link define
839 __rela_iplt_start and __rela_iplt_end.
840 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
841 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
842 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
844 (Target_x86_64::make_local_ifunc_plt_entry): New function.
845 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
847 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
848 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
849 R_X86_64_IRELATIVE to switch.
850 (Target_x86_64::Scan::global): Likewise.
851 (Target_x86_64::Relocate::relocate): Likewise.
852 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
854 * target.h (class Target): Add plt_section_for_global and
855 plt_section_for_local functions. Add do_plt_section_for_global
856 and do_plt_section_for_local virtual functions.
857 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
859 (Symbol::use_plt_offset): Handle IFUNC symbol.
860 * object.cc (Sized_relobj::Sized_relobj): Initialize
862 (Sized_relobj::local_has_plt_offset): New function.
863 (Sized_relobj::local_plt_offset): New function.
864 (Sized_relobj::set_local_plt_offset): New function.
865 (Sized_relobj::do_count): Handle IFUNC symbol.
866 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
867 a bit away from input_shndx_ field. Add set_is_func_symbol and
868 is_ifunc_symbol functions.
869 (class Sized_relobj): Update declarations. Remove Tls_got_entry
870 and Local_tls_got_offsets. Define Local_plt_offsets. Add
871 local_plt_offsets_ field.
872 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
873 * output.h (class Output_section_data): Add non-const
874 output_section function.
875 (class Output_data_got): Update declarations.
876 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
877 Add use_plt_offset parameter to global and local constructors.
878 Change all callers. Change local_sym_index_ field to 31 bits.
879 Change GSYM_CODE and CONSTANT_CODE accordingly.
880 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
881 doing a static link don't set sh_link field.
882 (Output_data_got::Got_entry::write): Use PLT offset if
884 (Output_data_got::add_global_plt): New function.
885 (Output_data_got::add_local_plt): New function.
886 * target-reloc.h (relocate_section): Handle IFUNC symbol.
887 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
888 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
889 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
890 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
892 * testsuite/ifunc-sel.h: New file.
893 * testsuite/ifuncmain1.c: New file.
894 * testsuite/ifuncmain1vis.c: New file.
895 * testsuite/ifuncmod1.c: New file.
896 * testsuite/ifuncdep2.c: New file.
897 * testsuite/ifuncmain2.c: New file.
898 * testsuite/ifuncmain3.c: New file.
899 * testsuite/ifuncmod3.c: New file.
900 * testsuite/ifuncmain4.c: New file.
901 * testsuite/ifuncmain5.c: New file.
902 * testsuite/ifuncmod5.c: New file.
903 * testsuite/ifuncmain6pie.c: New file.
904 * testsuite/ifuncmod6.c: New file.
905 * testsuite/ifuncmain7.c: New file.
906 * configure, testsuite/Makefile.in: Rebuild.
908 2010-08-18 Ian Lance Taylor <iant@google.com>
911 (Output_section_incremental_inputs::write_input_files): Add cast
912 to avoid signed/unsigned comparison warning.
913 (Output_section_incremental_inputs::write_info_blocks): Likewise.
915 2010-08-12 Cary Coutant <ccoutant@google.com>
917 * common.cc (Sort_commons::operator()): Remove unnecessary code.
919 2010-08-13 Ian Lance Taylor <iant@google.com>
921 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
923 2010-08-12 Cary Coutant <ccoutant@google.com>
924 Doug Kwan <dougkwan@google.com>
926 * resolve.cc (Symbol_table::should_override): When a weak dynamic
927 defintion overrides non-weak undef, remember that the original undef
929 * symtab.cc (Symbol_table::sized_write_global): For undef without
930 an original weak binding, set binding to global in output.
931 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
932 * testsuite/Makefile.in: Regenerate.
933 * testsuite/strong_ref_weak_def.sh: New file.
934 * testsuite/strong_ref_weak_def_1.c: Ditto.
935 * testsuite/strong_ref_weak_def_2.c: Ditto.
937 2010-08-12 Cary Coutant <ccoutant@google.com>
939 * testsuite/incremental_test.sh: Rewrite.
940 * testsuite/incremental_test_1.c: Rewrite.
941 * testsuite/incremental_test_2.c: Rewrite.
943 2010-08-12 Cary Coutant <ccoutant@google.com>
945 * arm.cc (Target_arm::got_size): Add const.
946 (Target_arm::got_entry_count): New function.
947 (Target_arm::plt_entry_count): New function.
948 (Target_arm::first_plt_entry_offset): New function.
949 (Target_arm::plt_entry_size): New function.
950 (Output_data_plt_arm::entry_count): New function.
951 (Output_data_plt_arm::first_plt_entry_offset): New function.
952 (Output_data_plt_arm::get_plt_entry_size): New function.
953 * i386.cc (Target_i386::got_size): Add const.
954 (Target_i386::got_entry_count): New function.
955 (Target_i386::plt_entry_count): New function.
956 (Target_i386::first_plt_entry_offset): New function.
957 (Target_i386::plt_entry_size): New function.
958 (Output_data_plt_i386::entry_count): New function.
959 (Output_data_plt_i386::first_plt_entry_offset): New function.
960 (Output_data_plt_i386::get_plt_entry_size): New function.
961 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
962 find_incremental_inputs_sections. Dump incremental_got_plt section.
963 * incremental.cc: Include target.h.
964 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
965 parameter. Adjust all callers. Find incremental_got_plt section.
966 (Incremental_inputs::create_data_sections): Create incremental_got_plt
968 (Output_section_incremental_inputs::set_final_data_size): Calculate
969 size of incremental_got_plt section.
970 (Output_section_incremental_inputs::do_write): Write the
971 incremental_got_plt section.
972 (Got_plt_view_info): New struct.
973 (Local_got_offset_visitor): New class.
974 (Global_got_offset_visitor): New class.
975 (Global_symbol_visitor_got_plt): New class.
976 (Output_section_incremental_inputs::write_got_plt): New function.
977 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
978 Add parameter. Adjust all callers.
979 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
980 (Incremental_inputs::got_plt_section): New function.
981 (Incremental_inputs::got_plt_section_): New data member.
982 (Incremental_got_plt_reader): New class.
983 * layout.cc (Layout::create_incremental_info_sections): Add the
984 incremental_got_plt section.
985 * object.h (Got_offset_list::get_list): New function.
986 (Got offset_list::for_all_got_offsets): New function.
987 (Sized_relobj::local_got_offset_list): New function.
988 * powerpc.cc (Target_powerpc::got_size): Add const.
989 (Target_powerpc::got_entry_count): New function.
990 (Target_powerpc::plt_entry_count): New function.
991 (Target_powerpc::first_plt_entry_offset): New function.
992 (Target_powerpc::plt_entry_size): New function.
993 (Output_data_plt_powerpc::entry_count): New function.
994 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
995 (Output_data_plt_powerpc::get_plt_entry_size): New function.
996 * sparc.cc (Target_sparc::got_size): Add const.
997 (Target_sparc::got_entry_count): New function.
998 (Target_sparc::plt_entry_count): New function.
999 (Target_sparc::first_plt_entry_offset): New function.
1000 (Target_sparc::plt_entry_size): New function.
1001 (Output_data_plt_sparc::entry_count): New function.
1002 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1003 (Output_data_plt_sparc::get_plt_entry_size): New function.
1004 * symtab.h (Symbol::got_offset_list): New function.
1005 (Symbol_table::for_all_symbols): New function.
1006 * target.h (Sized_target::got_entry_count): New function.
1007 (Sized_target::plt_entry_count): New function.
1008 (Sized_target::plt_entry_size): New function.
1009 * x86_64.cc (Target_x86_64::got_size): Add const.
1010 (Target_x86_64::got_entry_count): New function.
1011 (Target_x86_64::plt_entry_count): New function.
1012 (Target_x86_64::first_plt_entry_offset): New function.
1013 (Target_x86_64::plt_entry_size): New function.
1014 (Output_data_plt_x86_64::entry_count): New function.
1015 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1016 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1018 2010-08-12 Cary Coutant <ccoutant@google.com>
1020 * archive.cc: Include incremental.h.
1021 (Archive::Archive): Initialize incremental_info_.
1022 (Archive::include_member): Record archive members in incremental info.
1023 (Add_archive_symbols::run): Record begin and end of an archive in
1025 (Lib_group::include_member): Record objects in incremental info.
1026 * archive.h (Incremental_archive_entry): Forward declaration.
1027 (Archive::set_incremental_info): New member function.
1028 (Archive::incremental_info): New member function.
1029 (Archive::Unused_symbol_iterator): New class.
1030 (Archive::unused_symbols_begin): New member function.
1031 (Archive::unused_symbols_end): New member function.
1032 (Archive::incremental_info_): New data member.
1033 * incremental-dump.cc (find_input_containing_global): New function.
1034 (dump_incremental_inputs): Dump new incremental info sections.
1035 * incremental.cc: Include symtab.h.
1036 (Output_section_incremental_inputs): New class.
1037 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1038 new incremental info sections.
1039 (Sized_incremental_binary::do_check_inputs): Likewise.
1040 (Incremental_inputs::report_archive): Remove.
1041 (Incremental_inputs::report_archive_begin): New function.
1042 (Incremental_inputs::report_archive_end): New function.
1043 (Incremental_inputs::report_object): New function.
1044 (Incremental_inputs::finalize_inputs): Remove.
1045 (Incremental_inputs::report_input_section): New function.
1046 (Incremental_inputs::report_script): Rewrite.
1047 (Incremental_inputs::finalize): Do nothing but finalize string table.
1048 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1049 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1050 (Incremental_inputs::create_data_sections): New function.
1051 (Incremental_inputs::relocs_entsize): New function.
1052 (Output_section_incremental_inputs::set_final_data_size): New function.
1053 (Output_section_incremental_inputs::do_write): New function.
1054 (Output_section_incremental_inputs::write_header): New function.
1055 (Output_section_incremental_inputs::write_input_files): New function.
1056 (Output_section_incremental_inputs::write_info_blocks): New function.
1057 (Output_section_incremental_inputs::write_symtab): New function.
1058 * incremental.h (Incremental_script_entry): Forward declaration.
1059 (Incremental_object_entry): Forward declaration.
1060 (Incremental_archive_entry): Forward declaration.
1061 (Incremental_inputs): Forward declaration.
1062 (Incremental_inputs_header_data): Remove.
1063 (Incremental_inputs_header): Remove.
1064 (Incremental_inputs_header_write): Remove.
1065 (Incremental_inputs_entry_data): Remove.
1066 (Incremental_inputs_entry): Remove.
1067 (Incremental_inputs_entry_write): Remove.
1068 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1069 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1070 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1071 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1073 (Incremental_input_entry): New class.
1074 (Incremental_script_entry): New class.
1075 (Incremental_object_entry): New class.
1076 (Incremental_archive_entry): New class.
1077 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1078 (Incremental_inputs::report_inputs): Remove.
1079 (Incremental_inputs::report_archive): Remove.
1080 (Incremental_inputs::report_archive_begin): New function.
1081 (Incremental_inputs::report_archive_end): New function.
1082 (Incremental_inputs::report_object): Change prototype.
1083 (Incremental_inputs::report_input_section): New function.
1084 (Incremental_inputs::report_script): Change prototype.
1085 (Incremental_inputs::get_reloc_count): New function.
1086 (Incremental_inputs::set_reloc_count): New function.
1087 (Incremental_inputs::create_data_sections): New function.
1088 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1089 (Incremental_inputs::inputs_section): New function.
1090 (Incremental_inputs::symtab_section): New function.
1091 (Incremental_inputs::relocs_section): New function.
1092 (Incremental_inputs::get_stringpool): Add const.
1093 (Incremental_inputs::command_line): Add const.
1094 (Incremental_inputs::inputs): Remove.
1095 (Incremental_inputs::command_line_key): New function.
1096 (Incremental_inputs::input_file_count): New function.
1097 (Incremental_inputs::input_files): New function.
1098 (Incremental_inputs::relocs_entsize): New function.
1099 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1100 (Incremental_inputs::finalize_inputs): Remove.
1101 (Incremental_inputs::Input_info): Remove.
1102 (Incremental_inputs::lock_): Remove.
1103 (Incremental_inputs::inputs_): Change type.
1104 (Incremental_inputs::inputs_map_): Remove.
1105 (Incremental_inputs::current_object_entry_): New data member.
1106 (Incremental_inputs::inputs_section_): New data member.
1107 (Incremental_inputs::symtab_section_): New data member.
1108 (Incremental_inputs::relocs_section_): New data member.
1109 (Incremental_inputs::reloc_count_): New data member.
1110 (Incremental_inputs_reader): New class.
1111 (Incremental_symtab_reader): New class.
1112 (Incremental_relocs_reader): New class.
1113 * layout.cc (Layout::finalize): Move finalization of incremental info
1114 and creation of incremental info sections to follow finalization of
1115 symbol table. Set offsets for postprocessing sections.
1116 (Layout::create_incremental_info_sections): Call
1117 Incremental_inputs::create_data_sections. Add incremental symtab
1118 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1119 sections to layout after input sections.
1120 * layout.h (struct Timespec): Forward declaration.
1121 (Layout::incremental_inputs): Add const.
1122 (Layout::create_incremental_info_sections): Add parameter.
1123 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1124 * object.cc: Include incremental.h.
1125 (Relobj::finalize_incremental_relocs): New function.
1126 (Sized_relobj::do_layout): Record input sections in incremental info.
1127 * object.h (Object::output_section): New function.
1128 (Object::output_section_offset): Moved from Relobj.
1129 (Object::get_incremental_reloc_base): New function.
1130 (Object::get_incremental_reloc_count): New function.
1131 (Object::do_output_section): New function.
1132 (Object::do_output_section_offset): Moved from Relobj.
1133 (Object::do_get_incremental_reloc_base): New function.
1134 (Object::do_get_incremental_reloc_count): New function.
1135 (Object::Object): Initialize new data members.
1136 (Relobj::output_section): Renamed do_output_section and moved to
1138 (Relobj::output_section_offset): Moved to Object.
1139 (Relobj::do_get_incremental_reloc_base): New function.
1140 (Relobj::do_get_incremental_reloc_count): New function.
1141 (Relobj::allocate_incremental_reloc_counts): New function.
1142 (Relobj::count_incremental_reloc): New function.
1143 (Relobj::finalize_incremental_relocs): New function.
1144 (Relobj::next_incremental_reloc_index): New function.
1145 (Relobj::reloc_counts_): New data member.
1146 (Relobj::reloc_bases_): New data member.
1147 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1148 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1149 (Sized_relobj::incremental_relocs_scan): New function.
1150 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1151 (Sized_relobj::incremental_relocs_write): New function.
1152 (Sized_relobj::incremental_relocs_write_reltype): New function.
1153 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1155 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1156 archives and object files elsewhere.
1157 (Add_symbols::run): Report object files here.
1158 (Finish_group::run): Report end of archive at end of group.
1159 * reloc.cc: Include layout.h, incremental.h.
1160 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1161 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1162 (Sized_relobj::incremental_relocs_scan): New function.
1163 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1164 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1165 (Sized_relobj::incremental_relocs_write): New function.
1166 (Sized_relobj::incremental_relocs_write_reltype): New function.
1167 * script.cc (read_input_script): Rewrite test for incremental link.
1168 Change call to Incremental_inputs::report_script.
1169 * symtab.h (Symbol_table::first_global_index): New function.
1170 (Symbol_table::output_count): New function.
1172 2010-08-12 Doug Kwan <dougkwan@google.com>
1174 * arm.cc (Target_arm::merge_object_attributes): Check command line
1175 options --no-wchar-size-warning and --no-enum-size-warning.
1176 * options.h (General_options): Add ld-compatible options
1177 --no-enum-size-warning and --no-wchar-size-warning.
1179 2010-08-04 Ian Lance Taylor <iant@google.com>
1181 * x86_64.cc (Target_x86_64::Scan::local): Use
1182 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1183 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1184 (Target_x86_64::Scan::global): Likewise.
1185 (Target_x86_64::Relocate::relocate): Likewise.
1186 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1189 2010-08-03 Cary Coutant <ccoutant@google.com>
1191 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1192 to reserve space in merged_strings vector. Keep total input size
1194 (Output_merge_string::do_print_merge_stats): Print total input size.
1195 * merge.h (Output_merge_string): Add input_size_ field.
1196 * stringpool.cc (Stringpool_template::string_length): Move
1197 implementations out of Stringpool_template class and place in
1199 * stringpool.h (string_length): Move out of Stringpool_template.
1201 2010-08-03 Ian Lance Taylor <iant@google.com>
1204 * layout.cc (relaxation_loop_body): If address of load segment is
1205 set, adjust address to include headers if possible.
1207 2010-08-03 Ian Lance Taylor <iant@google.com>
1209 * version.cc (version_string): Bump to 1.10.
1211 2010-08-03 Ian Lance Taylor <iant@google.com>
1214 * layout.h (enum Output_section_order): Define.
1215 (class Layout): Update declarations.
1216 * layout.cc (Layout::get_output_section): Add order parameter.
1217 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1218 is_first_non_relro parameters. Change all callers.
1219 (Layout::choose_output_section): Likewise.
1220 (Layout::add_output_section_data): Likewise.
1221 (Layout::make_output_section): Likewise. Set order.
1222 (Layout::default_section_order): New function.
1223 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1224 * output.cc (Output_section::Output_section): Initialize order_.
1225 Don't initialize deleted fields.
1226 (Output_segment::Output_segment): Don't initialize deleted
1228 (Output_segment::add_output_section_to_load): New function
1229 replacing add_output_section. Change all callers to call this or
1230 add_output_section_to_nonload.
1231 (Output_segment::add_output_section_to_nonload): New function.
1232 (Output_segment::remove_output_section): Rewrite.
1233 (Output_segment::add_initial_output_data): Likewise.
1234 (Output_segment::has_any_data_sections): Likewise.
1235 (Output_segment::is_first_section_relro): Likewise.
1236 (Output_segment::maximum_alignment): Likewise.
1237 (Output_segment::has_dynamic_reloc): New function replacing
1238 dynamic_reloc_count. Change all callers.
1239 (Output_segment::has_dynamic_reloc_list): New function replacing
1240 dynamic_reloc_count_list. Change all callers.
1241 (Output_segment::set_section_addresses): Rewrite.
1242 (Output_segment::set_offset): Rewrite.
1243 (Output_segment::find_first_and_last_list): Remove.
1244 (Output_segment::set_tls_offsets): Rewrite.
1245 (Output_segment::first_section_load_address): Likewise.
1246 (Output_segment::output_section_count): Likewise.
1247 (Output_segment::section_with_lowest_load_address): Likewise.
1248 (Output_segment::write_section_headers): Likewise.
1249 (Output_segment::print_sections_to_map): Likewise.
1250 * output.h (class Output_data): Remove dynamic_reloc_count_
1251 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1252 (Output_data::add_dynamic_reloc): Rewrite.
1253 (Output_data::has_dynamic_reloc): New function.
1254 (Output_data::dynamic_reloc_count): Remove.
1255 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1256 is_last_relro_, is_first_non_relro_, is_interp_,
1257 is_dynamic_linker_section_ fields. Add order and set_order
1258 functions. Remove is_relro_local, set_is_relro_local,
1259 is_last_relro, set_is_last_relro, is_first_non_relro,
1260 set_is_first_non_relro functions, is_interp, set_is_interp,
1261 is_dynamic_linker_section, and set_is_dynamic_linker_section
1263 (class Output_segment): Change Output_data_list from std::list to
1264 std:;vector. Add output_lists_ field. Remove output_data_ and
1265 output_bss_ fields. Update declarations.
1267 2010-08-02 Ian Lance Taylor <iant@google.com>
1269 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1270 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1271 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1273 2010-08-02 Ian Lance Taylor <iant@google.com>
1276 * script.cc (Script_options::Script_options): Initialize
1277 symbol_definitions_ and symbol_references_.
1278 (Script_options::add_symbol_assignment): Update
1279 symbol_definitions_ and symbol_references_.
1280 (Script_options::add_symbol_reference): New function.
1281 (script_symbol): New function.
1282 * script.h (class Script_options): Add symbol_definitions_ and
1283 symbol_references_ fields.
1284 (Script_options::referenced_const_iterator): New type.
1285 (Script_options::referenced_begin): New function.
1286 (Script_options::referenced_end): New function.
1287 (Script_options::is_referenced): New function.
1288 (Script_options::any_unreferenced): New function.
1289 * script-c.h (script_symbol): Declare.
1290 * yyscript.y (exp): Call script_symbol.
1291 * symtab.cc: Include "script.h".
1292 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1293 Change all callers. Check symbols referenced by scripts.
1294 (Symbol_table::add_undefined_symbols_from_command_line): Add
1295 layout parameter. Change all callers.
1296 (Symbol_table::do_add_undefined_symbols_from_command_line):
1297 Likewise. Break out loop body. Check symbols referenced by
1299 (Symbol_table::add_undefined_symbol_from_command_line): New
1300 function broken out of
1301 do_add_undefined_symbols_from_command_line.
1302 * symtab.h (class Symbol_table): Update declarations.
1303 * archive.cc: Include "layout.h".
1304 (Archive::should_include_member): Add layout parameter. Change
1305 all callers. Check for symbol mentioned in expression.
1306 * archive.h (class Archive): Update declaration.
1307 * object.cc (Sized_relobj::do_should_include_member): Add layout
1309 * object.h (Object::should_include_member): Add layout parameter.
1311 (Object::do_should_include_member): Add layout parameter.
1312 (class Sized_relobj): Update declaration.
1313 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1315 * dynobj.h (class Sized_dynobj): Update declaration.
1316 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1318 * plugin.h (class Sized_pluginobj): Update declaration.
1320 2010-08-02 Ian Lance Taylor <iant@google.com>
1323 * output.cc (Output_segment::set_offset): Search for the first and
1324 last sections rather than assuming that the list is in order.
1325 (Output_segment::find_first_and_last_list): New function.
1326 * output.h (class Output_segment): Update declarations.
1327 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1328 (relro_strip_test_SOURCES): New variable.
1329 (relro_strip_test_DEPENDENCIES): New variable.
1330 (relro_strip_test_LDFLAGS): New variable.
1331 (relro_strip_test_LDADD): New variable.
1332 (relro_strip_test.so): New target.
1334 2010-08-02 Ian Lance Taylor <iant@google.com>
1336 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1337 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1338 (Target_i386::got_tlsdesc_section): New function.
1339 (Target_i386::got_section): Create space for GOT entries for
1340 TLSDESC relocations.
1341 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1343 (Target_i386::Scan::global): Likewise.
1344 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1346 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1347 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1348 (Target_x86_64::got_tlsdesc_section): New function.
1349 (Target_x86_64::got_section): Create space for GOT entries for
1350 TLSDESC relocations.
1351 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1353 (Target_x86_64::Scan::global): Likewise.
1354 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1357 2010-08-02 Ian Lance Taylor <iant@google.com>
1359 * testsuite/final_layout.sh: Use dc to convert from hex to
1362 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1364 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1365 paramter to the call to gold::gc_process_relocs.
1366 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1367 paramter to the call to gold::gc_process_relocs.
1368 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1369 parameter to the call to gold::gc_process_relocs.
1370 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1371 template parameter to the call to gold::gc_process_relocs.
1372 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1373 paramter to the call to gold::gc_process_relocs.
1374 * gc.h (get_embedded_addend_size): New function.
1375 (gc_process_relocs): Save the size of the reloc for use by ICF.
1376 * icf.cc (get_section_contents): Get the addend from the text section
1377 for SHT_REL relocation sections.
1378 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1379 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1380 * int_encoding.h (read_from_pointer): New overloaded function.
1381 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1382 * testsuite/icf_sht_rel_addend_test.sh: New file.
1383 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1384 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1386 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1388 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1389 * Makefile.in: Regenerate.
1390 * testsuite/Makefile.in: Regenerate.
1392 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1394 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1395 * gold/testsuite/debug_msg.cc: Likewise.
1396 * gold/testsuite/odr_violation1.cc
1397 * gold/testsuite/odr_violation2.cc
1399 2010-07-21 Cary Coutant <ccoutant@google.com>
1401 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1402 string, and length fields.
1403 (Output_merge_string::Merged_strings_list): New type.
1404 (Output_merge_string::Merged_strings_lists): New typedef.
1405 (Output_merge_string): Replace merged_strings_ with
1406 merged_strings_lists_.
1407 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1408 Merged_strings_list per input object and section. Don't store pointer
1409 to the string. Don't store length with each merged string entry.
1410 (Output_merge_string::finalize_merged_data): Loop over list of merged
1411 strings lists. Recompute length of each merged string.
1413 2010-07-15 Cary Coutant <ccoutant@google.com>
1415 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1418 2010-07-14 Ian Lance Taylor <iant@google.com>
1420 * descriptors.cc (Descriptors::open): Report correct name in error
1423 2010-07-13 Doug Kwan <dougkwan@google.com>
1425 * arm.cc (Arm_input_section::Arm_input_section): For a
1426 SHT_ARM_EXIDX section, always keeps the input sections.
1427 (Arm_input_section::set_exidx_section_link): New method.
1428 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1429 has_errors_ to false.
1430 (Arm_exidx_input_section::has_errors,
1431 Arm_exidx_input_section::set_has_errors): New methods.
1432 (Arm_exidx_input_section::has_errors_): New data member.
1433 (Arm_relobj::get_exidx_shndx_list): New method.
1434 (Arm_output_section::append_text_sections_to_list): Do not skip
1435 section without SHF_EXECINSTR.
1436 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1438 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1439 section header. Make error messages more verbose. Check for
1440 a non-executable section linked to an EXIDX section.
1441 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1442 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1443 check that there is no deferred EXIDX section if we exit early.
1444 Instead of not making an EXIDX section in case of an error, make one
1445 and set the has_errors flag of it.
1446 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1447 in a relocatable link.
1448 (Target_arm::do_relax): Look for the EXIDX output section instead of
1449 assuming that it is called .ARM.exidx.
1450 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1451 section list. Do not check for SHF_EXECINSTR section flags but
1452 skip any input section with errors.
1453 * output.cc (Output_section::Output_section): Initialize
1454 always_keeps_input_sections_ to false.
1455 (Output_section::add_input_section): Check for
1456 always_keeps_input_sections_.
1457 * output.h (Output_section::always_keeps_input_sections,
1458 Output_section::set_always_keeps_input_sections): New methods.
1459 (Output_section::always_keeps_input_sections): New data member.
1461 2010-07-13 Rafael Espindola <espindola@google.com>
1463 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1464 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1466 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1467 Ian Lance Taylor <iant@google.com>
1469 * output.h (Output_section_lookup_maps::add_merge_section):
1470 Correct check of whether value was inserted.
1471 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1472 (Output_section_lookup_maps::add_relaxed_input_section):
1474 * arm.cc (Target_arm::got_section): Remove used local os.
1475 * i386.cc (Target_i386::got_section): Likewise.
1476 * x86_64.cc (Target_x86_64::got_section): Likewise.
1477 * sparc.cc (Target_sparc::got_section): Likewise.
1478 (Target_sparc::relocate): Remove unused local have_got_offset.
1479 * powerpc.cc (Target_powerpc::relocate): Likewise.
1481 2010-07-13 Ian Lance Taylor <iant@google.com>
1483 * compressed_output.cc (zlib_decompress): Fix signature in
1486 * archive.cc (Archive::include_member): Unlock an external member
1487 of a thin archive. Don't bother to delete an object we know is
1490 2010-07-12 Cary Coutant <ccoutant@google.com>
1492 * compressed_output.cc (zlib_decompress): New function.
1493 (get_uncompressed_size): New function.
1494 (decompress_input_section): New function.
1495 * compressed_output.h (get_uncompressed_size): New function.
1496 (decompress_input_section): New function.
1497 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1498 Handle compressed debug sections.
1499 * layout.cc (is_compressed_debug_section): New function.
1500 (Layout::output_section_name): Map compressed section names to
1502 * layout.h (is_compressed_debug_section): New function.
1503 (is_debug_info_section): Recognize compressed debug sections.
1504 * merge.cc: Include compressed_output.h.
1505 (Output_merge_data::do_add_input_section): Handle compressed
1507 (Output_merge_string::do_add_input_section): Handle compressed
1509 * object.cc: Include compressed_output.h.
1510 (Sized_relobj::Sized_relobj): Initialize new data members.
1511 (build_compressed_section_map): New function.
1512 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1513 * object.h (Object::section_is_compressed): New method.
1514 (Object::do_section_is_compressed): New method.
1515 (Sized_relobj::Compressed_section_map): New type.
1516 (Sized_relobj::do_section_is_compressed): New method.
1517 (Sized_relobj::compressed_sections_): New data member.
1518 * output.cc (Output_section::add_input_section): Handle compressed
1520 * reloc.cc: Include compressed_output.h.
1521 (Sized_relobj::write_sections): Handle compressed debug sections.
1523 2010-07-08 Cary Coutant <ccoutant@google.com>
1525 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1526 weak when resolving to a dynamic def.
1527 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1528 for weak undef/dynamic def cases. Adjust callers.
1529 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1530 undef_binding_weak_.
1531 (Symbol_table::sized_write_globals): Adjust symbol binding.
1532 (Symbol_table::sized_write_symbol): Add binding parameter.
1533 * symtab.h (Symbol::set_undef_binding): New method.
1534 (Symbol::is_undef_binding_weak): New method.
1535 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1536 (Symbol_table::should_override): Add new parameter.
1537 (Symbol_table::sized_write_symbol): Add new parameter.
1539 * testsuite/weak_undef_file1.cc: Add new test case.
1540 * testsuite/weak_undef_file2.cc: Fix header comment.
1541 * testsuite/weak_undef_test.cc: Add new test case.
1543 2010-06-29 Doug Kwan <dougkwan@google.com>
1545 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1546 Initialize USE_SYMBOL_.
1547 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1549 (Arm_reloc_property::uses_symbol_): New data member declaration.
1550 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1551 uses symbol value and symbol is undefined but not weakly undefined.
1553 2010-06-28 Rafael Espindola <espindola@google.com>
1555 * plugin.cc (Plugin::load): Use dlerror.
1557 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1559 * symtab.cc (detect_odr_violations): When reporting an ODR
1560 violation, report an object where the symbol is defined.
1562 2010-06-25 Doug Kwan <dougkwan@google.com>
1564 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1565 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1567 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1568 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1569 target hook to detect function points.
1570 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1571 * icf.h (Icf::check_section_for_function_pointers): Change type of
1572 parameter SECTION_NAME to const reference to std::string. Use
1573 target hook to determine if section may have unsafe pointers.
1574 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1577 2010-06-21 Rafael Espindola <espindola@google.com>
1579 * fileread.cc (Input_file::find_fie): New
1580 (Input_file::open): Use Input_file::find_fie.
1581 * fileread.h (Input_file::find_fie): New
1582 * plugin.cc (set_extra_library_path): New.
1583 (Plugin::load): Add set_extra_library_path to the transfer vector.
1584 (Plugin_manager::set_extra_library_path): New.
1585 (Plugin_manager::add_input_file): Use the extra search path if set.
1586 (set_extra_library_path(): New.
1587 * plugin.h (Plugin_manager): Add set_extra_library_path and
1590 2010-06-19 Cary Coutant <ccoutant@google.com>
1592 * layout.cc (gdb_sections): Add .debug_types.
1593 (lines_only_debug_sections): Likewise.
1595 2010-06-18 Rafael Espindola <espindola@google.com>
1597 * plugin.cc (add_input_file,add_input_library)
1598 (Plugin_manager::add_input_file): Make filename arguments const.
1599 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1602 2010-06-16 Doug Kwan <dougkwan@google.com>
1604 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1605 .ARM.attributes section if we have not merged any input
1606 attributes sections.
1608 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1610 * arm.cc: Allow combining objects with no EABI version
1613 2010-06-15 Rafael Espindola <espindola@google.com>
1615 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1617 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1619 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1620 (struct iovec): Correct !HAVE_READV definition.
1622 2010-06-10 Cary Coutant <ccoutant@google.com>
1624 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1625 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1627 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1630 * symtab.h (Symbol::is_placeholder): New member function.
1631 * target-reloc.h (relocate_section): Check for placeholder symbols.
1633 * testsuite/Makefile.am (plugin_test_8): New test.
1634 (plugin_test_9): New test.
1635 * testsuite/Makefile.in: Regenerate.
1637 2010-06-09 Nick Clifton <nickc@redhat.com>
1639 * yyscript.y (input_list_element): Allow strings prefixed with
1640 the '-' character. Treat these as libraries.
1641 * script.cc (script_add_library): New function. Adds a library
1642 specified by "-l<name>" found in an input script.
1643 * script-c.h: Add prototype for script_add_library.
1645 2010-06-07 Doug Kwan <dougkwan@google.com>
1647 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1648 Restrict stub-group size to be within long conditional branch
1649 range when working around cortex-A8 erratum.
1651 2010-06-07 Damien Diederen <dd@crosstwine.com>
1653 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1656 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1660 (Output_section::Input_section_sort_entry::compare_section_ordering):
1661 Change to return non-zero correctly.
1662 (Output_section::Input_section_sort_section_order_index_compare
1663 ::operator()): Change to fix ambiguity in comparisons.
1665 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1667 * gold.h (is_wildcard_string): New function.
1668 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1669 (Layout::layout_eh_frame): Ditto.
1670 (Layout::find_section_order_index): New method.
1671 (Layout::read_layout_from_file): New method.
1672 * layout.h (Layout::find_section_order_index): New method.
1673 (Layout::read_layout_from_file): New method.
1674 (Layout::input_section_position_): New private member.
1675 (Layout::input_section_glob_): New private member.
1676 * main.cc (main): Call read_layout_from_file here.
1677 * options.h (--section-ordering-file): New option.
1678 * output.cc (Output_section::input_section_order_specified_): New
1680 (Output_section::Output_section): Initialize new member.
1681 (Output_section::add_input_section): Add new parameter.
1682 Keep input sections when --section-ordering-file is used.
1683 (Output_section::set_final_data_size): Sort input sections when
1684 section ordering file is specified.
1685 (Output_section::Input_section_sort_entry): Add new parameter.
1687 (Output_section::Input_section_sort_entry::compare_section_ordering):
1689 (Output_section::Input_section_sort_compare::operator()): Change to
1690 consider section_order_index.
1691 (Output_section::Input_section_sort_init_fini_compare::operator()):
1692 Change to consider section_order_index.
1693 (Output_section::Input_section_sort_section_order_index_compare
1694 ::operator()): New method.
1695 (Output_section::sort_attached_input_sections): Change to sort
1696 according to section order when specified.
1697 (Output_section::add_input_section<32, true>): Add new parameter.
1698 (Output_section::add_input_section<64, true>): Add new parameter.
1699 (Output_section::add_input_section<32, false>): Add new parameter.
1700 (Output_section::add_input_section<64, false>): Add new parameter.
1701 * output.h (Output_section::add_input_section): Add new parameter.
1702 (Output_section::input_section_order_specified): New
1704 (Output_section::set_input_section_order_specified): New method.
1705 (Input_section::Input_section): Initialize section_order_index_.
1706 (Input_section::section_order_index): New method.
1707 (Input_section::set_section_order_index): New method.
1708 (Input_section::section_order_index_): New member.
1709 (Input_section::Input_section_sort_section_order_index_compare): New
1711 (Output_section::input_section_order_specified_): New member.
1712 * script-sections.cc (is_wildcard_string): Delete and move modified
1714 (Output_section_element_input::Output_section_element_input): Modify
1715 call to is_wildcard_string.
1716 (Output_section_element_input::Input_section_pattern
1717 ::Input_section_pattern): Ditto.
1718 (Output_section_element_input::Output_section_element_input): Ditto.
1719 * testsuite/Makefile.am (final_layout): New test case.
1720 * testsuite/Makefile.in: Regenerate.
1721 * testsuite/final_layout.cc: New file.
1722 * testsuite/final_layout.sh: New file.
1724 2010-06-01 Rafael Espindola <espindola@google.com>
1726 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1728 2010-06-01 Rafael Espindola <espindola@google.com>
1730 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1731 visibility of symbols.
1733 2010-05-27 Doug Kwan <dougkwan@google.com>
1735 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1736 from start of output section instead of address for a local symbol
1737 in a merged or relaxed section when doing a relocatable link.
1739 2010-05-26 Rafael Espindola <espindola@google.com>
1742 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1743 adding sections the garbage collector removed.
1744 * gold/testsuite/Makefile.am: Add test.
1745 * gold/testsuite/Makefile.in: Regenerate.
1746 * gold/testsuite/plugin_test_7.sh: New.
1747 * gold/testsuite/plugin_test_7_1.c: New.
1748 * gold/testsuite/plugin_test_7_2.c: New.
1750 2010-05-26 Rafael Espindola <espindola@google.com>
1752 * script-sections.cc (Output_section_definition::set_section_addresses):
1753 Check for --section-start.
1755 2010-05-26 Doug Kwan <dougkwan@google.com>
1757 * arm.cc (Arm_scan_relocatable_relocs): New class.
1758 (Target_arm::relocate_special_relocatable): New method.
1759 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1760 (Arm_relocate_functions::thumb_branch_common): Same.
1761 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1762 instead of Default_scan_relocatable_relocs.
1763 * target-reloc.h (relocate_for_relocatable): Let target handle
1764 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1765 * target.h (Sized_target::relocate_special_relocatable): New method.
1767 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1769 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1771 2010-05-23 Doug Kwan <dougkwan@google.com>
1773 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1775 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1776 with a direct branch, not a conditional branch, to a stub.
1777 * merge.cc (Output_merge_base::record_input_section): New method
1779 (Output_merge_data::do_add_input_section): Record input section if
1780 keeps-input-sections flag is set.
1781 (Output_merge_string::do_add_input_section): Ditto.
1782 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1783 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1785 (Output_merge_base::keeps_input_sections,
1786 Output_merge_base::set_keeps_input_sections,
1787 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1789 (Output_merge_base::Input_sections): New type declaration.
1790 (Output_merge_base::input_sections_begin,
1791 Output_merge_base::input_sections_end,
1792 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1793 (Output_merge_base::bool keeps_input_sections_,
1794 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1795 Output_merge_base::input_sections_): New data members.
1796 (Output_merge_data::do_set_keeps_input_sections): New method
1798 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1799 * output.cc (Output_section::Input_section::relobj): Move method
1800 defintion from class declaration to here and handle merge sections.
1801 (Output_section::Input_section::shndx): Ditto.
1802 (Output_section::Output_section): Remove initializations of removed
1803 data members and initialize new data member LOOKUP_MAPS_.
1804 (Output_section::add_input_section): Set keeps-input-sections flag
1805 for a newly created merge output section as appropriate. Adjust code
1806 to use Output_section_lookup_maps class.
1807 (Output_section::add_relaxed_input_section): Adjst code for lookup
1808 maps code refactoring.
1809 (Output_section::add_merge_input_section): Add a new parameter
1810 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1811 class. If adding input section to a newly created merge output
1812 section fails, remove the new merge section.
1813 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1814 Adjust code for use of the Output_section_lookup_maps class.
1815 (Output_section::find_merge_section): Ditto.
1816 (Output_section::build_lookup_maps): New method defintion.
1817 (Output_section::find_relaxed_input_section): Adjust code to use
1818 Output_section_lookup_maps class.
1819 (Output_section::get_input_sections): Export merge sections. Adjust
1820 code to use Output_section_lookup_maps class.
1821 (Output_section:::add_script_input_section): Adjust code to use
1822 Output_section_lookup_maps class. Update lookup maps for merge
1824 (Output_section::discard_states): Use Output_section_lookup_maps.
1825 (Output_section::restore_states): Same.
1826 * output.h (Merge_section_properties): Move class defintion out of
1828 (Output_section_lookup_maps): New class.
1829 (Output_section::Input_section::is_merge_section): New method
1831 (Output_section::Input_section::relobj): Move defintion out of class
1832 defintion. Declare method only.
1833 (Output_section::Input_section::shndx): Ditto.
1834 (Output_section::Input_section::output_merge_base): New method defintion.
1835 (Output_section::Input_section::u2_.pomb): New union field.
1836 (Output_section::Merge_section_by_properties_map,
1837 Output_section::Output_section_data_by_input_section_map,
1838 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1840 (Output_section::add_merge_input_section): Add new parameter
1841 KEEPS_INPUT_SECTIONS.
1842 (Output_section::build_lookup_maps): New method declaration.
1843 (Output_section::merge_section_map_,
1844 Output_section::merge_section_by_properties_map_,
1845 Output_section::relaxed_input_section_map_,
1846 Output_section::is_relaxed_input_section_map_valid_): Remove data
1848 (Output_section::lookup_maps_): New data member.
1850 2010-05-21 Doug Kwan <dougkwan@google.com>
1853 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1854 avoid a compilation error.
1856 2010-05-19 Rafael Espindola <espindola@google.com>
1858 * script-sections.cc (Output_section_definition::allocate_to_segment):
1859 Update the phdrs_list even when the output section is NULL.
1860 * testsuite/Makefile.am: Add test.
1861 * testsuite/Makefile.in: Regenerate.
1862 * testsuite/script_test_9.cc: New.
1863 * testsuite/script_test_9.sh: New.
1864 * testsuite/script_test_9.t: New.
1866 2010-05-19 Doug Kwan <dougkwan@google.com>
1868 * arm.cc (Arm_input_section::original_size): New method.
1869 (Arm_input_section::do_addralign): Add a cast.
1870 (Arm_input_section::do_output_offset): Remove static cast.
1871 (Arm_input_section::original_addralign,
1872 Arm_input_section::original_size_): Change type to uint32_t.
1873 (Arm_input_section::init): Add safe casts for section alignment
1875 (Arm_input_section::set_final_data_size): Do not set address and
1876 offset of stub table.
1877 (Arm_output_section::fix_exidx_coverage): Change use of of
1878 Output_section::Simple_input_section to that of
1879 Output_section::Input_section.
1880 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1881 except for the first pass.
1882 * output.cc (Output_section::get_input_sections): Change type of
1883 input_sections to std::list<Input_section>.
1884 (Output_section::add_script_input_section): Rename from
1885 Output_section::add_simple_input_section. Change type of SIS
1886 parameter from Simple_input_section to Input_section.
1887 * output.h (Output_section::Simple_input_section): Remove class.
1888 (Output_section::Input_section): Change class visibility to public.
1889 (Output_section::Input_section::addralign): Use stored alignments
1890 for special input sections if set.
1891 (Output_section::Input_section::set_addralign): New method.
1892 (Output_section::get_input_sections): Change parameter type from
1893 list of Simple_input_section to list of Input_section.
1894 (Output_section::add_script_input_section): Rename from
1895 Output_section::add_simple_input_section. Change first parameter's
1896 type from Simple_input_section to Input_section and remove the
1897 second and third parameters.
1898 * script-sections.cc (Input_section::Input_section_list): Change
1899 type to list of Output_section::Input_section/
1900 (Input_section_info::Input_section_info): Change parameter type of
1901 INPUT_SECTION to Output_section::Input_section.
1902 (Input_section_info::input_section): Change return type.
1903 (Input_section_info::input_section_): Change type to
1904 Output_section::Input_section.
1905 (Output_section_element_input::set_section_addresses): Adjust code
1906 to use Output_section::Input_section instead of
1907 Output_section::Simple_input_section. Adjust code for renaming
1908 of Output_section::add_simple_input_section.
1909 (Orphan_output_section::set_section_addresses): Ditto.
1911 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1913 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1914 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1916 2010-05-18 Rafael Espindola <espindola@google.com>
1918 * options.cc (General_options::finalize): Handle -nostdlib.
1919 * options.h (nostdlib): New option.
1920 * script.cc (script_add_search_dir): Handle -nostdlib.
1922 2010-05-12 Doug Kwan <dougkwan@google.com>
1924 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1925 attributes section only if there no attributes section after merging.
1926 (Target_arm::merge_object_attributes): Move value of
1927 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1928 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1929 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1930 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1931 and arm_attr_merge_7.stdout.
1932 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1933 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1934 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1935 arm_attr_merge_7b.o): New rules.
1936 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1938 * testsuite/Makefile.in: Regenerate.
1939 * testsuite/arm_attr_merge.sh: New file.
1940 * testsuite/arm_attr_merge_[67][ab].s: Same.
1942 2010-05-05 Nick Clifton <nickc@redhat.com>
1944 * po/es.po: Updated Spanish translation.
1946 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1948 * Makefile.am (install-exec-local): Properly install gold as
1949 default cross linker.
1950 * Makefile.in: Regenerated.
1952 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1953 Nick Clifton <nickc@redhat.com>
1955 * configure.ac (install_as_default): Define and set to false
1956 unless --enable-gold or --enable-gold=both/gold has been
1958 * configure: Regenerate.
1960 * Makefile.am (install-exec-local): Install the executable as
1961 'ld.gold'. If install_as_default is true then also install it as
1963 * Makefile.in: Regenerated.
1965 2010-04-24 Ian Lance Taylor <iant@google.com>
1967 * layout.cc (Layout::layout_reloc): In relocatable link don't
1968 combine reloc sections for grouped sections.
1970 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1972 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1973 sections that are not ordinary to icf.
1974 * icf.cc (get_section_contents): Handle relocation pointing to section
1975 with no object or shndx information.
1976 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1977 * testsuite/Makefile.in: Regenerate.
1978 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1979 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1981 2010-04-22 Ian Lance Taylor <iant@google.com>
1983 * expression.cc (Expression::Expression_eval_info): Add
1984 result_alignment_pointer field.
1985 (Expression::eval_with_dot): Add result_alignment_pointer
1986 parameter. Change all callers.
1987 (Expression::eval_maybe_dot): Likewise.
1988 (class Binary_expression): Add alignment_pointer parameter to
1989 left_value and right_value. Change all callers.
1990 (BINARY_EXPRESSION): Set result alignment.
1991 (class Trinary_expression): Add alignment_pointer parameter to
1992 arg2_value and arg3_value. Change all callers.
1993 (Trinary_cond::value): Set result alignment.
1994 (Max_expression::value, Min_expression::value): Likewise.
1995 (Align_expression::value): Likewise.
1996 * script-sections.cc (class Sections_element): Add dot_alignment
1997 parameter to set_section_addresses virtual function. Update
1999 (class Output_section_element): Likewise.
2000 (Script_sections::create_segments): Add dot_alignment parameter.
2002 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2003 (Script_sections::set_phdrs_clause_addresses): Likewise.
2004 * script-sections.h: Update declarations.
2005 * script.h: Update declarations.
2006 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2008 * testsuite/script_test_3.t: Set large alignment.
2009 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2010 segment has expected alignment.
2012 2010-04-22 Nick Clifton <nickc@redhat.com>
2014 * po/gold.pot: Updated by the Translation project.
2015 * po/vi.po: Updated Vietnamese translation.
2017 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2019 * testsuite/Makefile.am (check_PROGRAMS): Add
2020 icf_virtual_function_folding_test.
2021 * testsuite/Makefile.in: Regenerated.
2023 2010-04-15 Andrew Haley <aph@redhat.com>
2025 * options.h (merge_exidx_entries): New option.
2026 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2027 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2028 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2029 (Target_arm::merge_exidx_entries): New function.
2030 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2031 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2032 to Arm_exidx_fixup constructor.
2033 Add new arg, merge_exidx_entries.
2034 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2035 Arm_output_section::fix_exidx_coverage.
2037 2010-04-18 Sriraman Tallam <tmsriram@google.com>
2039 * icf.cc (get_section_contents): Check for preemptible functions.
2040 Ignore addend when appropriate.
2041 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2043 (add_from_relobj): Check for section folded.
2044 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2045 * symtab.h (should_add_dynsym_entry): Add new parameter.
2046 * target-reloc.h (scan_relocs): Check for section folded.
2047 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2048 Check reloc types for function pointers in shared objects.
2049 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2051 (icf_preemptible_functions_test): New test case.
2052 (icf_string_merge_test): New test case.
2053 * testsuite.Makefile.in: Regenerate.
2054 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2055 bar_glob. Refactor code.
2056 * testsuite/icf_preemptible_functions_test.cc: New file.
2057 * testsuite/icf_preemptible_functions_test.sh: New file.
2058 * testsuite/icf_string_merge_test.cc: New file.
2059 * testsuite/icf_string_merge_test.sh: New file.
2060 * testsuite/icf_virtual_function_folding_test.cc: New file.
2061 * testsuite/icf_virtual_function_folding_test.sh: New file.
2063 2010-04-14 Doug Kwan <dougkwan@google.com>
2065 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2066 for local symbol recounting if we remove a section due to ICF.
2067 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2068 there are no regular objects in input.
2070 2010-04-13 Doug Kwan <dougkwan@google.com>
2072 * arm.cc (Arm_input_section::set_final_data_size): Compute
2073 accurate final data size instead of using current data size.
2075 2010-04-09 Doug Kwan <dougkwan@google.com>
2077 * layout.cc (Layout::choose_output_section): Handle script section
2079 (Layout::make_output_section_for_script): Add section type parameter.
2080 Handle script section types.
2081 * layout.h (Layout::make_output_section_for_script): Add section
2083 * output.cc (Output_section::Output_section): Initialize data member
2085 (Output_section::do_reset_address_and_file_offset): Do not set address
2086 to 0 if section is a NOLOAD section.
2087 * output.h (Output_section::is_noload): New method.
2088 (Output_section::set_is_noload): Ditto.
2089 (Output_section::is_noload_): New data member.
2090 * script-c.h (Script_section_type): New enum type.
2091 (struct Parser_output_section_header): Add new file section_type.
2092 * script-sections.cc (Sections_element::output_section_name): Add
2093 parameter for returning script section type.
2094 (Output_section_definition::output_section_name): Ditto.
2095 (Output_section_definition::section_type)P; New method.
2096 (Output_section_definiton::script_section_type_name): Ditto.
2097 (Output_section_definition::script_section_type_): New data member.
2098 (Output_section_definition::Output_section_definition): Initialize
2099 data member Output_section_definition::script_section_type_.
2100 (Output_section_definition::create_sections): Pass script section type
2101 to Layout::make_output_section_for_script.
2102 (Output_section_definition::output_section_name): Return script
2103 section type to caller.
2104 (Output_section_definition::set_section_address): Do not advance
2105 dot value and load address if section type is NOLOAD. Set address
2106 of NOLOAD sections regardless of section flags.
2107 (Output_section_definition::print): Print section type if it is
2108 not SCRIPT_SECTION_TYPE_NONE.
2109 (Output_section_definition::section_type): New method.
2110 (Output_section_definition::script_section_type_name): Ditto.
2111 (Script_sections::output_section_name): Add new parameter
2112 PSECTION_TYPE for returning script section type. Pass it to
2113 section elements. Handle discard sections.
2114 (Sort_output_sections::operator()): Handle NOLOAD sections.
2115 * script-sections.h (Script_sections::Section_type): New enum type.
2116 (Script_sections::output_section_name): Add a new parameter for
2117 returning script section type.
2118 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2120 * yyscript.y (union): Add new field SECTION_TYPE.
2121 (COPY, DSECT, INFO, NOLOAD): New tokens.
2122 (opt_address_and_section_type): Change type to output_section_header.
2123 (section_type): New non-terminal
2124 (section_header): Handle section type.
2125 (opt_address_and_section_type): Return section type value.
2127 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2129 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2130 * testsuite/plugin_common_test_2.c (foo): Likewise.
2132 2010-04-08 Doug Kwan <dougkwan@google.com>
2134 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2136 * output.cc (Output_section::add_merge_input_section): Simplify
2137 code and return status of Output_merge_base::add_input_section.
2138 Update merge section map only if Output_merge_base::add_input_section
2141 2010-04-07 Doug Kwan <dougkwan@google.com>
2143 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2144 if section is marked as containing instructions but has no mapping
2146 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2147 correct section index.
2148 (Arm_relobj::find_linked_text_section): Ditto.
2150 2010-04-07 Cary Coutant <ccoutant@google.com>
2152 * archive.cc (include_member): Destroy Read_symbols_data object before
2154 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2155 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2156 (Read_symbols_data::~Read_symbols_data) New destructor.
2157 (Section_relocs::Section_relocs) New constructor.
2158 (Section_relocs::~Section_relocs) New destructor.
2159 (Read_relocs_data::Read_relocs_data) New constructor.
2160 (Read_relocs_data::~Read_relocs_data) New destructor.
2161 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2162 pointers to NULL after deleting.
2164 2010-04-07 Doug Kwan <dougkwan@google.com>
2166 * arm.cc: Replace "endianity" with "endianness" in comments.
2167 (Arm_exidx_cantunwind): Ditto.
2168 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2169 (Arm_relobj::merge_flags_and_attributes): New method.
2170 (Arm_relobj::merge_flags_and_attributes_): New data member.
2171 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2172 (Arm_relobj::scan_sections_for_stubs): Ditto.
2173 (Arm_relobj::do_read_symbols): Check to see if we really want to
2174 merge processor-specific flags and attributes. Exit early if
2175 an object is empty except for section names and the undefined symbol.
2176 (Target_arm::do_finalize_sections): Move check for ELF format to
2177 Arm_relobj::do_read_symbols. Merge processor specific flags and
2178 attributes from a regular object only when we have determined that
2179 it is aapropriate. Do not create an .ARM.attributes section in
2180 output if there is no regular input object.
2181 (Target_arm::merge_processor_specific_flags): Check
2182 --warn-mismatch before printing any error.
2183 (Target_arm::merge_object_attributes): Ditto.
2184 * gold.cc (queue_middle_tasks): Handle the case in which there is
2185 no regular object in input.
2186 * options.cc (General_options::parse_EB): New method.
2187 (General_options::parse_EL): Same.
2188 (General_options::General_options): Initialize endianness_.
2189 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2191 (General_options::Endianness): New enum.
2192 (General_options::endianness): New method.
2193 (General_options::endianness_): New data member.
2194 * parameters.cc (Parameters::set_options): Check target endianness.
2195 (Parameters::set_target_once): Ditto.
2196 (Parameters::check_target_endianness): New method.
2197 (parameters_force_valid_target): If either -EL or -EB is specified,
2198 use it to define endianness of default target.
2199 * parameters.h (Parameters::check_target_endianness): New method
2201 * target.h (class Target): Change "endianity" to "endianness"
2204 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2206 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2207 * configure: Regenerate.
2208 * Makefile.in: Regenerate.
2209 * testsuite/Makefile.in: Regenerate.
2211 2010-04-06 Cary Coutant <ccoutant@google.com>
2214 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2215 prevailing definitions of common symbols.
2216 * testsuite/plugin_test_6.sh: New test case.
2217 * testsuite/plugin_common_test_1.c: New test case.
2218 * testsuite/plugin_common_test_2.c: New test case.
2219 * testsuite/Makefile.am (plugin_test_6): New test case.
2220 * testsuite/Makefile.in: Regenerate.
2222 2010-04-06 Nick Clifton <nickc@redhat.com>
2224 * po/vi.po: New Vietnamese translation.
2226 2010-03-30 Doug Kwan <dougkwan@google.com>
2228 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2230 2010-03-25 Doug Kwan <dougkwan@google.com>
2232 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2233 to avoid a conversion warning on a 32-bit host.
2235 2010-03-24 Ian Lance Taylor <iant@google.com>
2237 * testsuite/script_test_3.t: Add a TLS segment.
2238 * testsuite/Makefile.am (check_PROGRAMS): Add
2239 tls_phdrs_script_test.
2240 (tls_phdrs_script_test_SOURCES): Define.
2241 (tls_phdrs_script_test_DEPENDENCIES): Define.
2242 (tls_phdrs_script_test_LDFLAGS): Define.
2243 (tls_phdrs_script_test_LDADD): Define.
2244 * testsuite/Makefile.in: Rebuild.
2246 2010-03-23 Cary Coutant <ccoutant@google.com>
2248 * fileread.cc (find_or_make_view): Fix comment.
2250 2010-03-23 Ian Lance Taylor <iant@google.com>
2252 * script-sections.cc (class Orphan_section_placement): Define
2253 PLACE_TLS and PLACE_TLS_BSS.
2254 (Orphan_section_placement::Orphan_section_placement): Initialize
2256 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2257 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2258 (tls_script_test_SOURCES): Define.
2259 (tls_script_test_DEPENDENCIES): Define.
2260 (tls_script_test_LDFLAGS): Define.
2261 (tls_script_test_LDADD): Define.
2262 * testsuite/Makefile.in: Rebuild.
2264 2010-03-22 Doug Kwan <dougkwan@google.com>
2266 * arm.cc (Arm_relocate_functions::abs8,
2267 Arm_relocate_functions::abs16): Use correct check for overflow
2268 specified in the ARM ELF specs.
2269 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2270 target of a BLX instruction specially.
2271 (Reloc_stub::stub_type_for_reloc): Ditto.
2272 (Relocate::relocate): Use symbolic names instead of numeric relocation
2273 codes to report error.
2274 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2276 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2277 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2278 thumb2_blx_out_of_range.stdout
2279 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2280 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2281 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2282 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2283 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2284 thumb2_blx_in_range, thumb2_blx_in_range.o,
2285 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2286 thumb2_blx_out_of_range.o): New rules.
2287 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2288 thumb2_blx_in_range and thumb2_blx_out_of_range.
2289 * testsuite/Makefile.in: Regenerate.
2290 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2291 * testsuite/thumb_blx_in_range.s: New file.
2292 * testsuite/thumb_blx_out_of_range.s: New file.
2294 2010-03-22 Rafael Espindola <espindola@google.com>
2296 * archive.cc (Should_include): Move to archive.h.
2297 (should_include_member): Make it a member of Archive.
2299 (Add_lib_group_symbols): New.
2300 * archive.h: Include options.h.
2301 (Archive_member): Moved from Archive.
2302 (Should_include): Moved from archive.cc.
2304 (Add_lib_group_symbols): New.
2305 * dynobj.cc (do_should_include_member): New.
2306 * dynobj.h (do_should_include_member): New.
2307 * gold.cc (queue_initial_tasks): Update call to queue.
2308 * main.cc (main): Print lib group stats.
2309 * object.cc (do_should_include_member): New.
2310 * object.h: Include archive.h.
2311 (Object::should_include_member): New.
2312 (Object::do_should_include_member): New.
2313 (Sized_relobj::do_should_include_member): New.
2314 * options.cc (General_options::parse_start_lib): New.
2315 (General_options::parse_end_lib): New.
2316 (Input_arguments::add_file): Handle lib groups.
2317 (Input_arguments::start_group): Check we are not in a lib.
2318 (Input_arguments::start_lib): New.
2319 (Input_arguments::end_lib): New.
2320 * options.h (General_options): Add start_lib and end_lib.
2321 (Input_argument::lib_): New.
2322 (Input_argument::lib): New.
2323 (Input_argument::is_lib): New.
2324 (Input_file_lib): New.
2325 (Input_arguments::in_lib_): New.
2326 (Input_arguments::in_lib): New.
2327 (Input_arguments::start_lib): New.
2328 (Input_arguments::end_lib_): New.
2329 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2330 in unused members as preempted.
2331 (Sized_pluginobj::do_should_include_member): New.
2332 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2333 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2335 (Read_symbols::do_whole_lib_group): New.
2336 (Read_symbols::do_lib_group): New.
2337 (Read_symbols::do_read_symbols): Handle lib groups.
2338 (Read_symbols::get_name): Handle lib groups.
2339 * readsyms.h (Read_symbols): Add an archive member pointer.
2340 (Read_symbols::do_whole_lib_group): New.
2341 (Read_symbols::do_lib_group): New.
2342 (Read_symbols::member_): New.
2343 * script.cc (read_input_script): Update call to queue_soon.
2345 2010-03-19 Doug Kwan <dougkwan@google.com>
2347 * arm.cc (Stub_table::Stub_table): Initialize new data members
2348 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2349 (Stub_table::add_reloc_stub): Assign stub offset and update
2350 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2351 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2353 (Stub_table::update_data_size_and_addralign): Use
2354 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2355 instead of going over all reloc stubs.
2356 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2357 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2358 Stringpool_template::offset_ to size of Stringpool_char.
2359 (Stringpool_template::new_key_offset): Remove code to initialize
2360 Stringpool_template::offset_.
2361 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2362 Stringpool_template::offset_ to zero.
2364 2010-03-15 Doug Kwan <dougkwan@google.com>
2366 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2368 (Stringpool_template::new_key_offset): New method.
2369 (Stringpool_template::add_string): Assign offsets when adding new
2371 (Stringpool_template::set_string_offsets): Do not set string offsets
2372 when not optimizing.
2373 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2375 (Chunked_vector::clear): Clear size_.
2376 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2377 (Chunked_vector::size): Return size_.
2378 (Chunked_vector::push_back): Use size_ to find insert position.
2379 (Chunked_vector::size_): New data member.
2380 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2381 (Stringpool_template::new_key_offset): New method declaration.
2382 (Stringpool_template::offset_): New data member.
2384 2010-03-15 Rafael Espindola <espindola@google.com>
2386 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2387 Add_symbols' constructor.
2388 * readsyms.h (Add_symbols): Remove the input_group member.
2390 2010-03-10 Ian Lance Taylor <iant@google.com>
2392 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2393 target to ask whether a reference to a symbol requires a stack
2395 * target.h (Target::is_call_to_non_split): New function.
2396 (Target::do_is_call_to_non_split): Declare virtual function.
2397 * target.cc: Include "symtab.h".
2398 (Target::do_is_call_to_non_split): New function.
2399 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2401 2010-03-10 Cary Coutant <ccoutant@google.com>
2403 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2404 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2405 (File_read::open[2]): Add whole_file_view_ to list of views.
2406 (File_read::make_view): Remove test of whole_file_view_.
2407 (File_read::find_or_make_view): Create whole_file_view_ if
2409 (File_read::clear_views): Replace bool parameter with enum;
2410 adjust all callers. Don't delete views with permanent data;
2411 do delete cached views and views from archives if
2412 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2413 if clearing the corresponding view.
2414 * fileread.h (File_read::Clear_views_mode): New enum.
2415 (File_read::View::is_permanent_view): New method.
2416 (File_read::clear_views): Replace bool parameter
2417 with enum; adjust all callers.
2418 * options.h (General_options): Change keep_files_mapped option;
2419 add map_whole_files.
2420 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2422 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2425 2010-03-10 David S. Miller <davem@davemloft.net>
2427 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2429 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2431 * icf.cc (get_section_contents): Add '@' marker after processing the
2434 2010-03-08 Doug Kwan <dougkwan@google.com>
2436 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2437 due to a conversion warning.
2438 (Arm_relobj::update_output_local_symbol_count): Check for local
2439 symbol with unset output index.
2441 2010-03-05 Ian Lance Taylor <iant@google.com>
2443 * options.h (class General_options): Add --spare-dynamic-tags.
2444 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2445 --spare-dynamic-tags.
2447 2010-03-05 Ian Lance Taylor <iant@google.com>
2449 * incremental.cc: Include "libiberty.h".
2451 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2453 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2454 function, is_info_ member.
2455 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2456 (Versions::Versions): Update caller.
2457 (Versions::define_base_version): Likewise.
2458 (Versions::add_def): Likewise.
2460 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2462 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2463 (Scan::possible_function_pointer_reloc): New function.
2464 (Scan::local_reloc_may_be_function_pointer): Change to call
2465 possible_function_pointer_reloc.
2466 (Scan::global_reloc_may_be_function_pointer): Ditto.
2467 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2468 relocations in ".data.rel.ro._ZTV" section.
2469 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2470 * testsuite/icf_safe_so_test.cc: Ditto.
2471 * testsuite/icf_safe_test.cc: Ditto.
2472 * testsuite/icf_safe_test.sh: Ditto.
2474 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2475 Ian Lance Taylor <iant@google.com>
2477 * target-reloc.h (relocate_section): Check the symbol table index
2478 for -1U before setting the local symbol index.
2479 (scan_relocatable_relocs): If copying the relocation, record that
2480 the local symbol is required.
2481 * object.h (Symbol_value::is_output_symtab_index_set): New
2483 (Symbol_value::may_be_discarded_from_output_symtab): New
2485 (Symbol_value::has_output_symtab_entry): New function.
2486 (Symbol_value::needs_output_symtab_entry): Remove.
2487 (Symbol_value::output_symtab_index): Make sure the symbol index is
2489 (Symbol_value::set_output_symtab_index): Make sure the symbol
2490 index is not set. Make sure the new index is valid.
2491 (Symbol_value::set_must_have_output_symtab_entry): New function.
2492 (Symbol_value::has_output_dynsym_entry): New function.
2493 (Symbol_value::set_output_dynsym_index): Make sure the new index
2495 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2496 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2497 local symbol if permitted.
2498 (Sized_relobj::do_finalize_local_symbols): Call
2499 is_output_symtab_index_set rather than needs_output_symtab_entry.
2500 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2501 rather than needs_output_symtab_entry. Call
2502 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2503 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2504 is_output_symtab_index_set rather than needs_output_symtab_entry.
2505 * testsuite/discard_locals_relocatable_test.c: New file.
2506 * testsuite/discard_locals_test.sh: Test -r.
2507 * testsuite/Makefile.am (check_DATA): Add
2508 discard_locals_relocatable_test1.syms,
2509 discard_local_relocatable_test2.syms.
2510 (MOSTLYCLEANFILES): Likewise. Also add
2511 discard_locals_relocatable_test1.lout and
2512 discard_locals_relocatable_test2.out.
2513 (discard_locals_relocatable_test1.syms): New target.
2514 (discard_locals_relocatable_test.o): New target.
2515 (discard_locals_relocatable_test1.out): New target.
2516 (discard_locals_relocatable_test2.syms): New target.
2517 (discard_locals_relocatable_test2.out): New target.
2518 (various): Add missing ../ld-new dependencies.
2519 * testsuite/Makefile.in: Rebuild.
2521 2010-03-03 Nick Clifton <nickc@redhat.com>
2523 * po/fi.po: New Finnish translation.
2525 2010-03-01 Doug Kwan <dougkwan@google.com>
2527 * layout.cc (Layout::Layout): Force section types of .init_array*,
2528 .preinit_array* and .fini_array* sections.
2529 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2530 Fix check of return value of std::string::find.().
2531 (Output_section::Input_section_sort_compare::operator()): Remove
2532 comment about .init_array.
2533 (Output_section::Input_section_sort_init_fini_compare::operator()):
2535 (Output_section::sort_attached_input_sections): Handle .init_array
2536 and .fini_array specially.
2537 * output.h (Output_section::Inut_section_sort_compare): Update
2539 (Output_section::Input_section_sort_init_fini_compare): New struct.
2541 2010-02-26 Doug Kwan <dougkwan@google.com>
2543 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2544 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2545 * testsuite/debug_msg.sh: Avoid matching source line number for
2546 use of global variable undef_int.
2548 2010-02-26 Doug Kwan <dougkwan@google.com>
2550 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2551 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2552 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2553 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2554 * options.cc (General_options::General_options): Initialize member
2556 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2557 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2558 and rm_no_fix_v4bx.stdout
2559 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2560 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2561 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2562 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2563 and arm_no_fix_v4bx.
2564 * Makefile.in: Regenerate.
2565 * testsuite/arm_fix_v4bx.s: New file.
2566 * testsuite/arm_fix_v4bx.sh: Ditto.
2568 2010-02-24 Doug Kwan <dougkwan@google.com>
2570 * arm.cc (Target_arm::got_section): Make the .got section the first
2571 non RELRO section in the data segment.
2572 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2573 suffixes of section names.
2575 2010-02-24 Doug Kwan <dougkwan@google.com>
2577 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2578 flags and attributes merging if an input file is a binary file.
2579 * fileread.cc (Input_file::open): Record format of original file.
2580 * fileread.h (Input_file::Format): New enum type.
2581 (Input_file::Input_file): Initialize data member format_.
2582 (Input_file::format): New method definition.
2583 (Input_file::format_):: New data member.
2585 2010-02-24 Doug Kwan <dougkwan@google.com>
2587 * arm.cc (Arm_output_data_got): New class.
2588 (ARM_TCB_SIZE): New constant
2589 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2590 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2591 If user uses a script with a SECTIONS clause, issue only a warning
2592 for a misplaced EXIDX input section. Otherwise, issue an error.
2593 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2595 (Target_arm::got_mode_index_entry): Handle static linking.
2596 (Target_arm::Scan::local): Ditto.
2597 (Target_arm::Scan::global): Ditto.
2598 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2599 all incorrectly implemented relocations.
2600 (Target_arm::fix_exidx_coverage): Pass layout to
2601 Arm_output_section::fix_exidx_coverage.
2602 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2603 from ".ARM.exidx." and ".ARM.extab.".
2605 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2607 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2608 section if it does not already exist.
2609 * attributes.cc (Attributes_section_data::Attributes_section_data):
2610 Don't crash if size is zero.
2612 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2613 Ian Lance Taylor <iant@google.com>
2615 * gold.cc (queue_middle_tasks): If no input files were opened,
2617 * workqueue.h (Task_function::Task_function): Assert that there is
2620 2010-02-22 Doug Kwan <dougkwan@google.com>
2622 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2623 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2624 types to avoid warnings due to different uint64_t implementations
2627 2010-02-21 Doug Kwan <dougkwan@google.com>
2629 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2630 handling of the maximum backward branch offset.
2631 (Arm_relocate_functions::thumb_branch_common): Ditto.
2632 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2633 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2634 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2635 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2636 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2637 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2638 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2639 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2640 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2641 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2642 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2643 thumb2_bl_out_of_range.o): New rules.
2644 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2645 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2646 thumb2_bl_out_of_range
2647 * testsuite/Makefile.in: Regenerate.
2648 * testsuite/arm_bl_in_range.s: New file.
2649 * testsuite/arm_bl_out_of_range.s: Ditto.
2650 * testsuite/arm_branch_in_range.sh: Ditto.
2651 * testsuite/arm_branch_range.t: Ditto.
2652 * testsuite/thumb2_branch_range.t: Ditto.
2653 * testsuite/thumb_bl_in_range.s: Ditto.
2654 * testsuite/thumb_bl_out_of_range.s: Ditto.
2655 * testsuite/thumb_branch_range.t: Ditto.
2657 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2659 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2660 Add reloc offset information.
2661 * icf.cc (get_section_contents): Change iterators to point to the new
2662 vectors. Add reloc offset information to the contents.
2663 * icf.h (Icf::Sections_reachable_info): New typedef.
2664 (Icf::Sections_reachable_list): New typedef.
2665 (Icf::Offset_info): New typedef.
2666 (Icf::Reloc_info): New struct typedef.
2667 (Icf::Reloc_info_list): New typedef.
2668 (Icf::symbol_reloc_list): Delete method.
2669 (Icf::addend_reloc_list): Delete method.
2670 (Icf::section_reloc_list): Delete method.
2671 (Icf::reloc_info_list): New method.
2672 (Icf::reloc_info_list_): New member.
2674 2010-02-19 Doug Kwan <dougkwan@google.com>
2676 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2677 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2678 * arm.cc (Arm_relocation_functions): New forward declaration.
2679 (Target_arm::Target_arm): Initialize new data members
2680 got_mod_index_offset_ and tls_base_symbol_defined_.
2681 (Target_arm::Relocate::relocate_tls): New method.
2682 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2683 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2685 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2686 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2687 (Target_arm::got_mod_index_offset_,
2688 Target_arm::tls_base_symbol_defined_): New data members.
2689 (Target_arm::Scan::local, Target::Scan::global,
2690 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2693 2010-02-18 Doug Kwan <dougkwan@google.com>
2695 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2696 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2697 text section as a parameter becuase some broken tools may not set
2698 the link in section header.
2699 (Target_arm::has_got_section): New method.
2700 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2701 without any mapping symbol as data only. Remove warning.
2702 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2703 link in its section header, try to discover the link by inspecting the
2704 REL31 relocation at the beginning of the section.
2705 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2707 (Target_arm::Scan::global): Treat any reference to the symbol
2708 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2710 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2712 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2713 (Scan::global_reloc_may_be_function_pointer): New function.
2714 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2715 (Scan::global_reloc_may_be_function_pointer): New function.
2716 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2717 (Scan::global_reloc_may_be_function_pointer): New function.
2718 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2719 (Scan::global_reloc_may_be_function_pointer): New function.
2720 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2721 (Scan::global_reloc_may_be_function_pointer): New function.
2722 (Scan::possible_function_pointer_reloc): New function.
2723 (Target_x86_64::can_check_for_function_pointers): New function.
2724 * gc.h (gc_process_relocs): Scan relocation types to determine if
2725 function pointers were taken for targets that support it.
2726 * icf.cc (Icf::find_identical_sections): Include functions for
2727 folding in safe ICF whose pointer is not taken.
2728 * icf.h (Secn_fptr_taken_set): New typedef.
2729 (fptr_section_id_): New member.
2730 (section_has_function_pointers): New function.
2731 (set_section_has_function_pointers): New function.
2732 (check_section_for_function_pointers): New function.
2733 * options.h: Fix comment for safe ICF option.
2734 * target.h (can_check_for_function_pointers): New function.
2735 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2736 Modify icf_safe_test for X86-64.
2737 * testsuite/Makefile.in: Regenerate.
2738 * testsuite/icf_safe_so_test.cc: New file.
2739 * testsuite/icf_safe_so_test.sh: New file.
2740 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2741 (main): Change to take pointer to function kept_func_3.
2742 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2743 folding is done correctly for X86-64.
2745 2010-02-12 David S. Miller <davem@davemloft.net>
2747 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2748 is_symbolless parameter.
2749 (Output_reloc<SHT_REL>::is_symbolless): New.
2750 (Output_reloc<SHT_REL>::is_symbolless_): New.
2751 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2752 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2753 (Output_reloc<SHT_RELA>::is_symbolless): New.
2754 (Output_data_reloc::add_global): Handle is_symbolless.
2755 (Output_data_reloc::add_global_relative): Likewise.
2756 (Output_data_reloc::add_local): Likewise.
2757 (Output_data_reloc::add_local_relative): Likewise.
2758 (Output_data_reloc::add_symbolless_global_addend): New.
2759 (Output_data_reloc::add_symbolless_local_addend): New.
2760 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2762 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2763 instead of ->is_relative_
2764 (Output_reloc::write): Likewise.
2765 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2766 (Output_reloc::write_rel): Simplify.
2768 * sparc.cc (Target_sparc::Scan::local): Use
2769 ->add_symbolless_local_addend as needed.
2770 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2771 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2772 based upon relocation offset.
2774 2010-02-11 Doug Kwan <dougkwan@google.com>
2776 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2777 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2778 beginning of function.
2779 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2780 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2781 parameter is_32bit in calls to should_apply_static_reloc.
2782 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2783 (check_DATA): Add arm_abs_global.stdout.
2784 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2785 arm_abs_global.stdout): New rules.
2786 (MOSTLLYCLEANFILES): Add arm_abs_global
2787 * Makefile.in: Regenerate.
2788 * testsuite/arm_abs_global.s: New file.
2789 * testsuite/arm_abs_global.sh: Ditto.
2790 * testsuite/arm_abs_lib.s: Ditto.
2792 2010-02-11 Ian Lance Taylor <iant@google.com>
2794 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2796 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2797 Allocate_commons_task first.
2798 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2799 task, rather than symtab_lock_.
2800 (Gc_process_relocs::~Gc_process_relocs): New function.
2801 (Gc_process_relocs::is_runnable): Check this_blocker_.
2802 (Gc_process_relocs::locks): Use next_blocker_ rather than
2804 (Scan_relocs::~Scan_relocs): New function.
2805 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2807 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2809 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2810 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2811 constructor accordingly.
2812 (class Gc_process_relocs): Likewise.
2813 (class Scan_relocs): Likewise.
2814 * common.h (class Allocate_commons_task): Remove symtab_lock_
2815 field, and corresponding constructor parameter.
2816 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2818 (Allocate_commons_task::locks): Likewise.
2820 2010-02-11 Ian Lance Taylor <iant@google.com>
2822 * gold-threads.h (class Once): Define.
2823 (class Initialize_lock): Rewrite as child of Once.
2824 * gold-threads.cc (class Once_initialize): Define.
2825 (once_pointer_control): New static variable.
2826 (once_pointer, once_arg): New static variables.
2827 (c_run_once): New static function.
2828 (Once::Once, Once::run_once, Once::internal_run): New functions.
2829 (class Initialize_lock_once): Remove.
2830 (initialize_lock_control): Remove.
2831 (initialize_lock_pointer): Remove.
2832 (initialize_lock_once): Remove.
2833 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2834 (Initialize_lock::initialize): Rewrite.
2835 (Initialize_lock::do_run_once): New function.
2836 * archive.cc (Archive::interpret_header): Only clear name if it is
2838 * fileread.cc: Include "gold-threads.h"
2839 (file_counts_lock): New static variable.
2840 (file_counts_initialize_lock): Likewise.
2841 (File_read::release): Only increment counts when using --stats.
2842 Use a lock around the increment.
2843 * parameters.cc (class Set_parameters_target_once): Define.
2844 (set_parameters_target_once): New static variable.
2845 (Parameters::Parameters): Move here from parameters.h.
2846 (Parameters::set_target): Rewrite.
2847 (Parameters::set_target_once): New function.
2848 (Parameters::clear_target): Move here and rewrite.
2849 * parameters.h (class Parameters): Update declarations. Add
2850 set_parameters_target_once_ field.
2851 (Parameters::Parameters): Move to parameters.cc.
2852 (Parameters::clear_target): Likewise.
2853 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2855 (Start_group::~Start_group): New function.
2856 (Start_group::is_runnable): New function.
2857 (Start_group::locks, Start_group::run): New functions.
2858 (Finish_group::run): Change saw_undefined to size_t.
2859 * readsyms.h (class Start_group): Define.
2860 (class Finish_group): Change saw_undefined_ field to size_t.
2861 (Finish_group::Finish_group): Remove saw_undefined and
2862 this_blocker parameters. Change all callers.
2863 (Finish_group::set_saw_undefined): New function.
2864 (Finish_group::set_blocker): New function.
2865 * symtab.h (class Symbol_table): Change saw_undefined to return
2866 size_t. Change saw_undefined_ field to size_t.
2867 * target-select.cc (Set_target_once::do_run_once): New function.
2868 (Target_selector::Target_selector): Initialize set_target_once_
2869 field. Don't initialize lock_ and initialize_lock_ fields.
2870 (Target_selector::instantiate_target): Rewrite.
2871 (Target_selector::set_target): New function.
2872 * target-select.h (class Set_target_once): Define.
2873 (class Target_selector): Update declarations. Make
2874 Set_target_once a friend. Remove lock_ and initialize_lock_
2875 fields. Add set_target_once_ field.
2877 2010-02-10 Ian Lance Taylor <iant@google.com>
2879 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2881 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2882 (queue_middle_tasks): Add all blockers before queueing any tasks.
2883 (queue_final_tasks): Likewise.
2884 * token.h (Task_token::add_blockers): New function.
2885 * object.h (Input_objects::number_of_relobjs): New function.
2887 2010-02-10 Ian Lance Taylor <iant@google.com>
2889 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2890 shared, not if not position independent.
2891 * x86_64.cc (Relocate::relocate_tls): Likewise.
2892 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2893 (tls_pie_pic_test): New target.
2894 * testsuite/Makefile.in: Rebuild.
2896 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2897 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2898 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2899 * testsuite/Makefile.in: Rebuild.
2901 2010-02-09 David S. Miller <davem@davemloft.net>
2903 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2904 R_SPARC_RELATIVE using ->add_local_relative().
2905 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2907 * output.h (Output_data_dynamic::add_section_size): New method
2908 that takes two Output_data objects.
2909 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2910 entry param. Handle it in initializers.
2911 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2912 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2913 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2915 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2916 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2917 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2918 for dynrel_includes_plt.
2919 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2920 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2921 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2923 (Target_sparc::do_finalize_sections): Update to pass true for
2924 dynrel_includes_plt.
2925 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2926 output before .rela.plt
2927 (Target_powerpc::do_finalize_sections): Update to pass true for
2928 dynrel_includes_plt when 32-bit.
2930 2010-02-08 Doug Kwan <dougkwan@google.com>
2932 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2934 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2935 Arm_relobj::scan_section_for_cortex_a8_stubs,
2936 Arm_relobj::do_relocation_section): Instead of calling
2937 Output_section::output_address, use faster
2938 Arm_relobj::simple_input_section_output_address.
2940 2010-02-08 David S. Miller <davem@davemloft.net>
2942 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2943 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2944 relocation helper function.
2946 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2947 just like R_SPARC_GOT{10,13,22}.
2948 (Target_sparc::Scan::local): Likewise.
2949 (Target_sparc::Relocate:relocate): Likewise.
2951 2010-02-06 Ian Lance Taylor <iant@google.com>
2953 * configure.ac: Rewrite targetobjs duplicate removal code to use
2954 only shell constructs.
2955 * configure: Rebuild.
2957 2010-02-05 Doug Kwan <dougkwan@google.com>
2960 * arm.cc (Arm_relobj::section_is_scannable): New method.
2961 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2962 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2964 2010-02-04 Doug Kwan <dougkwan@google.com>
2967 * arm-reloc-property.cc (cstdio): Include.
2968 * configure.ac (targetobjs): Remove duplicates.
2969 * configure: Regenerate.
2970 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2971 big and little endian version for a given address size.
2973 2010-02-03 Doug Kwan <dougkwan@google.com>
2975 * arm-reloc-property.cc
2976 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2978 * arm-reloc-property.h
2979 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2980 New method definition.
2981 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2983 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2985 (GOT_PREL): Change implemented to Y.
2986 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2987 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2988 (Arm_relocate_functions::movw_abs_nc): Remove method.
2989 (Arm_relocate_functions::movt_abs): Ditto.
2990 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2991 (Arm_relocate_functions::thm_movt_abs): Ditto.
2992 (Arm_relocate_functions::movw_rel_nc): Ditto.
2993 (Arm_relocate_functions::movw_rel): Ditto.
2994 (Arm_relocate_functions::movt_rel): Ditto.
2995 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2996 (Arm_relocate_functions:thm_movw_rel): Ditto.
2997 (Arm_relocate_functions:thm_movt_rel): Ditto.
2998 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2999 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3000 New method definitions.
3001 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3002 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3003 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3004 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3005 (Target_arm::Relocate::relocate): Check for non-static or
3006 unimplemented relocation code and exit early. Change calls to
3007 Target_arm::reloc_uses_thumb_bit and
3008 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3009 instead. Refactor code to handle similar relocations to increase
3010 code sharing. Remove check for unsupported relocation code in switch
3012 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3013 relocation property table to find out size. Change error message to
3014 print out the name of a relocation code instead of the numeric value.
3015 (Target_arm::scan_reloc_for_stub): Use relocation property table
3016 instead of calling Target_arm::reloc_uses_thumb_bit().
3018 2010-02-02 Doug Kwan <dougkwan@google.com>
3020 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3021 types of relaxed input section.
3023 2010-02-02 Doug Kwan <dougkwan@google.com>
3025 * Makefile.am (HFILES): Add arm-reloc-property.h.
3027 (TARGETSOURCES): Add arm-reloc-property.cc
3028 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3029 (libgold_a_SOURCES): $(DEFFILES)
3030 * Makefile.in: Regenerate.
3031 * arm-reloc-property.cc: New file.
3032 * arm-reloc-property.h: New file.
3033 * arm-reloc.def: New file.
3034 * arm.cc: Update comments.
3035 (arm-reloc-property.h): New included header.
3036 (arm_reloc_property_table): New global variable.
3037 (Target_arm::do_select_as_default_target): New method definition.
3038 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3039 arm-reloc-property to targ_extra_obj.
3040 * parameters.cc (set_parameters_target): Call
3041 Target::select_as_default_target().
3042 * target.h (Target::select_as_default_target): New method definition.
3043 (Target::do_select_as_default_target): Same.
3045 2010-02-01 Doug Kwan <dougkwan@google.com>
3047 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3048 first_output_text_section_.
3049 (Arm_exidx_fixup::first_output_text_section): New method definition.
3050 (Arm_exidx_fixup::first_output_text_section_): New data member.
3051 (Arm_exidx_fixup::process_exidx_section): Record the first text
3052 output section seen.
3053 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3054 and entsize in output section header.
3056 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3058 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3059 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3060 (Arm_relocate_functions::thm_alu11): New Method.
3061 (Arm_relocate_functions::thm_pc8): New Method.
3062 (Arm_relocate_functions::thm_pc12): New Method.
3063 (Target_arm::Scan::local): Handle the relocations.
3064 (Target_arm::Scan::global): Likewise.
3065 (Target_arm::Relocate::relocate): Likewise.
3066 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3068 2010-01-29 Doug Kwan <dougkwan@google.com>
3070 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3071 of relocation types as ld.
3073 2010-01-29 Doug Kwan <dougkwan@google.com>
3075 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3077 (Arm_relocate_functions::thumb_branch_common): Ditto.
3078 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3079 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3080 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3081 Arm_relocate_functions::jump24): Remove.
3082 (Target_arm::Relocate::relocate): Adjust code to call
3083 Arm_relocation_functions::arm_branch_common and
3084 Arm_relocation_functions::thumb_branch_common instead of their removed
3085 wrappers. Merge switch-cases together to reduce source code size.
3087 2010-01-29 Doug Kwan <dougkwan@google.com>
3089 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3090 output_local_symbol_count_needs_update_.
3091 (Arm_relobj::output_local_symbol_count_needs_update,
3092 Arm_relobj::set_output_local_symbol_count_needs_update,
3093 Arm_relobj::update_output_local_symbol_count): New methods.
3094 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3096 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3097 of pointed function as in a R_ARM_PREL31 relocation.
3098 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3099 for output local symbol count updating.
3100 (Target_arm::do_relax): Update output local symbol counts in objects
3102 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3104 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3106 * arm.cc: Added support for the ARM relocations:
3107 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3108 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3109 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3111 (Arm_relocate_functions::movw_rel): New method.
3112 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3113 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3115 (Arm_relocate_functions::thm_movw_rel): New method.
3116 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3118 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3120 (Target_arm::Scan::global): Likewise.
3121 (Target_arm::Relocate::relocate): Likewise.
3122 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3125 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3127 * arm.cc: Added support for ARM group relocations.
3128 (Target_arm::reloc_needs_sym_origin): New method.
3129 (Arm_relocate_functions::calc_grp_kn): New method.
3130 (Arm_relocate_functions::calc_grp_residual): New method.
3131 (Arm_relocate_functions::calc_grp_gn): New method.
3132 (Arm_relocate_functions::arm_grp_alu): New Method.
3133 (Arm_relocate_functions::arm_grp_ldr): New Method.
3134 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3135 (Arm_relocate_functions::arm_grp_ldc): New Method.
3136 (Target_arm::Scan::local): Handle the ARM group relocations.
3137 (Target_arm::Scan::global): Likewise.
3138 (Target_arm::Relocate::relocate): Likewise.
3139 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3142 2010-01-26 Doug Kwan <dougkwan@google.com>
3144 * arm.cc (set): Include.
3145 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3147 (Arm_output_section::Text_section_list): New type.
3148 (Arm_output_section::append_text_sections_to_list): New method.
3149 (Arm_output_section::fix_exidx_coverage): Ditto.
3150 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3151 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3152 Relobj::set_section_offset() instead of
3153 Sized_relobj::invalidate_section_offset().
3154 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3155 parameter for section headers. Ignore relocation sections for
3156 unallocated sections and EXIDX sections.
3157 (Target_arm::fix_exidx_coverage): New method.
3158 (Target_arm::output_section_address_less_than): New type.
3159 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3160 linked text section instead of the EXIDX section.
3161 (Arm_output_section::create_stub_group): Add an assertion to check
3162 that this is not an EXIDX output section.
3163 (Arm_output_section::append_text_sections_to_list): New method.
3164 (Arm_output_section::fix_exidx_coverage): Ditto.
3165 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3166 Arm_relobj::section_needs_reloc_stub_scanning.
3167 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3169 (Target_arm::fix_exidx_coverage): New method.
3170 * object.h (Relobj::set_output_section): New method.
3171 (Sized_relobj::invalidate_section_offset): Remove method.
3172 (Sized_relobj::do_invalidate_section_offset): Remove method.
3173 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3175 2010-01-25 Doug Kwan <dougkwan@google.com>
3177 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3178 Fix warning due to signed and unsigned comparison on a 32-bit host.
3180 2010-01-22 Doug Kwan <dougkwan@google.com>
3182 * arm.cc (Target_arm::do_relax): Record an output section for section
3183 offset adjustment it contains any stub table that has changed.
3184 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3185 offsets in an output section if necessary.
3186 * output.cc (Output_section::Output_section): Initialize
3187 section_offsets_need_adjustments_.
3188 (Output_section::add_input_section_for_script): Renamed to
3189 Output_section::add_simple_input_section.
3190 (Output_section::save_states): Add a comment.
3191 (Output_section::discard_states): New method defintion.
3192 (Output_section::adjust_section_offsets): Same.
3193 * output.h (Output_section::add_input_section_for_script): Renamed to
3194 Output_section::add_simple_input_section.
3195 (Output_section::discard_states): New method declaration.
3196 (Output_section::adjust_section_offsets): Same.
3197 (Output_section::section_offsets_need_adjustment,
3198 Output_section::set_section_offsets_need_adjustment): New method
3200 (Output_section::section_offsets_need_adjustment_): New data member.
3201 * script-sections.cc
3202 (Output_section_element_input::set_section_address): Adjust code for
3203 renaming of Output_section::add_input_section_for_script.
3204 (Orphan_output_section::set_section_address): Same.
3206 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3208 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3209 Fix_v4bx enum values .
3210 * gold/options.h (General_options): New option definitions.
3211 (General_options::fix_v4bx): New method.
3212 (General_options::Fix_v4bx): New enum.
3213 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3214 (General_options::parse_fix_v4bx_interworking): New method.
3216 2010-01-22 Doug Kwan <dougkwan@google.com>
3218 * arm.cc (Arm_exidx_fixup): New class.
3220 2010-01-21 Doug Kwan <dougkwan@google.com>
3222 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3224 (Arm_exidx_section_offset_map): New type.
3226 2010-01-21 Doug Kwan <dougkwan@google.com>
3228 * arm.cc (Arm_exidx_input_section): New class.
3229 (Arm_relobj::exidx_input_section_by_link,
3230 Arm_relobj::exidx_input_section_by_shndx,
3231 Arm_relobj::make_exidx_input_section): New methods.
3232 (read_arm_attributes_section): Remove.
3233 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3234 information about them.
3235 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3238 2010-01-20 Doug Kwan <dougkwan@google.com>
3240 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3241 Input_section_specifier to Section_id.
3242 (Target_arm::new_arm_input_section: Adjust code for change of key
3244 (Target_arm::find_arm_input_section): Ditto.
3245 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3246 (Section_id): Remove.
3247 (Garbage_collection::Section_id_hash): Remove.
3248 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3249 (Section_id): Remove.
3250 (Icf::Section_id_hash): Remove.
3251 * object.h (Section_id, Const_section_id, Section_id_hash,
3252 Const_section_id_hash): New type definitions.
3253 * output.cc (Output_section::add_relaxed_input_section): Change to
3254 use Const_section_id instead of Input_section_specifier as key type.
3255 (Output_section::add_merge_input_section): Ditto.
3256 (Output_section::build_relaxation_map): Change to use Section_id
3257 instead of Input_section_specifier as key type.
3258 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3260 (Output_section::convert_input_sections_to_relaxed_sections): Change
3261 to use Const_section_id instead of Input_section_specifier as key type.
3262 (Output_section::find_merge_section): Ditto.
3263 (Output_section::find_relaxed_input_section): Ditto.
3264 * output.h (Input_section_specifier): Remove class.
3265 (Output_section::Output_section_data_by_input_section_map): Change
3266 key type to Const_section_id.
3267 (Output_section::Output_relaxed_input_section_by_input_section_map):
3269 (Output_section::Relaxation_map): Change key type to Section_id.
3271 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3273 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3274 (class Arm_v4bx_stub): New class.
3275 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3276 (Stub_factory::make_arm_v4bx_stub): New method.
3277 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3278 (Stub_table::empty): Handle v4bx stubs.
3279 (Stub_table::add_arm_v4bx_stub): New method.
3280 (Stub_table::find_arm_v4bx_stub): New method.
3281 (Arm_relocate_functions::v4bx): New method.
3282 (Target_arm::fix_v4bx): New method.
3283 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3284 (Stub_table::relocate_stubs): Likewise.
3285 (Stub_table::do_write): Likewise.
3286 (Stub_table::update_data_size_and_addralign): Likewise.
3287 (Stub_table::finalize_stubs): Likewise.
3288 (Target_arm::Scan::local): Likewise.
3289 (Target_arm::Scan::global): Likewise.
3290 (Target_arm::do_finalize_sections): Likewise.
3291 (Target_arm::Relocate::relocate): Likewise.
3292 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3294 (Target_arm::scan_reloc_for_stub): Likewise.
3295 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3297 2010-01-19 Ian Lance Taylor <iant@google.com>
3299 * output.cc (Output_section_headers::do_sized_write): Write large
3300 segment count to sh_info field.
3301 (Output_file_header::do_sized_write): For large segment count,
3302 write PN_XNUM to e_phnum field.
3304 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3306 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3307 (Arm_relocate_functions::thm_jump8): New function.
3308 (Arm_relocate_functions::thm_jump11): New function.
3309 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3311 (Target_arm::Scan::global): Likewise.
3312 (Target_arm::Relocate::relocate): Likewise.
3313 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3316 2010-01-14 Doug Kwan <dougkwan@google.com>
3318 * arm.cc (map, utility): Include headers.
3319 (Target_arm::apply_cortex_a8_workaround): New method.
3320 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3321 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3322 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3323 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3324 the --[no-]fix-cortex-a8 command line options.
3325 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3326 (Target_arm::relocate_stub): Use addend in instruction template.
3327 * options.h (DEFINE_bool): Set the user-set flag.
3328 (General_options): Add --[no-]-fix-cortex options.
3329 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3330 : Update fast look-up map after conversion.
3332 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3334 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3335 in the first pass of do_layout.
3337 2010-01-13 Doug Kwan <dougkwan@google.com>
3339 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3340 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3341 apparent compiler problem of not folding static constant integral
3342 data members of elfcpp::Elf_sizes<32>.
3344 2010-01-13 Doug Kwan <dougkwan@google.com>
3346 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3347 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3348 Arm_relobj::scan_section_for_cortex_a8_erratum,
3349 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3350 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3351 sections to scan for relocation stubs into a new method
3352 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3353 relocation and Cortex-A8 stub scanning.
3354 (Target_arm::do_relax): Force stubs to be after stubbed sections
3355 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3356 the beginning of a new relaxation pass. Update a comment.
3357 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3359 2010-01-12 Ian Lance Taylor <iant@google.com>
3361 * target-reloc.h (visibility_error): New inline function.
3362 (relocate_section): Call visibility_error.
3363 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3364 (MOSTLYCLEANFILES): Likewise.
3365 (protected_4_pic.o, protected_3.err): New targets.
3366 * testsuite/protected_4.cc: New file.
3368 2010-01-12 Doug Kwan <dougkwan@google.com>
3370 * arm.cc (Cortex_a8_reloc): New class.
3371 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3372 and cortex_a8_relocs_info_.
3373 (Target_arm::fix_cortex_a8): New method definition.
3374 (Target_arm::Cortex_a8_relocs_info): New type.
3375 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3376 New data member declarations.
3377 (Target_arm::scan_reloc_for_stub): Record information about
3378 relocations for THUMB branches that might be exempted from the
3379 Cortex-A8 workaround.
3380 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3381 at the beginning of a relaxation pass.
3383 2010-01-12 Doug Kwan <dougkwan@google.com>
3385 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3386 (Arm_relobj::Mapping_symbol_position,
3387 Arm_reloj::Mapping_symbol_position_less,
3388 Arm_relobj::Mapping_symbols_info): New types.
3389 (Target_arm::is_mapping_symbol_name): New method definition.
3390 (Arm_relobj::do_count_local_symbols): Save information about mapping
3393 2010-01-11 Doug Kwan <dougkwan@google.com>
3395 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3396 Arm_relocate_functions::thumb32_branch_upper,
3397 Arm_relocate_functions::thumb32_branch_lower,
3398 Arm_relocate_functions::thumb32_cond_branch_offset,
3399 Arm_relocate_functions::thumb32_cond_branch_upper,
3400 Arm_relocate_functions::thumb32_cond_branch_lower,
3401 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3402 branch offset encoding.
3403 (Arm_relocate_functions::thumb_branch_common): Use new branch
3404 offset encoding methods to avoid code duplication.
3405 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3406 (Stub_addend_reader::operator()): Use new branch encoding method
3407 to avoid code duplication.
3409 2010-01-11 Doug Kwan <dougkwan@google.com>
3411 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3412 (Target_arm::do_finalize_sections): Define special EXIDX section
3413 symbols only if referenced.
3414 * gc.h (Garbage_collection::add_reference): New method.
3415 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3418 2010-01-11 Ian Lance Taylor <iant@google.com>
3420 * script.cc (Version_script_info::build_expression_list_lookup):
3421 Change complaing about duplicate wildcard match from error to
3424 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3426 (Version_script_info::Version_script_info): Initialize globs_,
3427 default_version_, default_is_global_, and exact_. Don't
3428 initialize globals_ or locals_.
3429 (Version_script_info::build_lookup_tables): Build local symbols
3431 (Version_script_info::unquote): New function.
3432 (Version_script_info::add_exact_match): New function.
3433 (Version_script_info::build_expression_list_lookup): Remove lookup
3434 parameter. Add is_global parameter. Change all callers. Handle
3435 wildcard pattern specially. Unquote pattern. Call
3437 (Version_script_info::get_name_to_match): New function.
3438 (Version_script_info::get_symbol_version): New function.
3439 (Version_script_info::get_symbol_version_helper): Remove.
3440 (Version_script_info::check_unmatched_names): Call unquote.
3441 * script.h (class Version_script_info): Change get_symbol_version
3442 to be non-inline and add is_global parameter; change all callers.
3443 Rewrite symbol_is_local. Update declarations. Define struct
3444 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3445 Remove globals_ and locals_ members. Add exact_, globs_,
3446 default_version_, is_global_.
3447 (Version_script_info::Glob): Remove pattern, add expression and
3448 is_global. Update constructor. Change all callers.
3449 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3451 (Versions::symbol_section_contents): If a symbol is undefined, or
3452 defined in a dynamic object, set the version index to
3454 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3456 (Symbol_table::add_from_pluginobj): Likewise.
3457 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3459 2010-01-11 Doug Kwan <dougkwan@google.com>
3461 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3462 (incremental_dump_LDADD): Add linking option for libintl.
3463 * Makefile.in: Regenerate.
3465 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3468 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3470 * testsuite/Makefile.in: Regenerated.
3472 2010-01-10 Doug Kwan <dougkwan@google.com>
3474 * options.h (DEFINE_var): Use parentheses around argument varname__
3475 in macro body to avoid any unintended subsequent substitutions.
3477 2010-01-10 Ian Lance Taylor <iant@google.com>
3479 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3480 candidates before doing symbol resolution.
3482 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3483 ODR candidates if only one is weak.
3485 2010-01-08 Ian Lance Taylor <iant@google.com>
3487 * script.cc (Version_script_info::build_expression_list_lookup):
3488 Don't warn about ambiguous version, just record the ambiguity.
3489 (Version_script_info::get_symbol_version_helper): Give error if
3490 version is ambiguous.
3492 2010-01-08 Doug Kwan <dougkwan@google.com>
3494 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3495 prev_data_size_ and prev_addralign_. Remove initializer for
3496 deleted data member has_been_changed_.
3497 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3498 to determine if the table is empty.
3499 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3501 (Stub_table::add_reloc_stub): Define method in class definition
3502 instead of just declaring it there.
3503 (Stub_table::add_cortex_a8_stub): New method definition.
3504 (Stub_table::update_data_size_and_addralign): Ditto.
3505 (Stub_table::finalize_stubs): Ditto.
3506 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3507 (Stub_table::do_addralign_): Return address alignment in the
3508 (Stub_table::do_reset_address_and_file_offset): Define method in
3509 class definition instead of declaring it there. Set current data
3510 size to be the data size of the previous pass.
3511 (Stub_table::set_final_data_size): Use current data size as the
3513 (Stub_table::relocate_stub): Change parameter type of stub from
3514 Reloc_stub pointer to Stub pointer.
3515 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3516 (Stub_table::Cortex_a8_stub_list): New typedef.
3517 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3518 Stub_table::prev_addralign_): New data member.
3519 (Arm_relobj::Arm_relobj): Initialize data member
3520 section_has_cortex_a8_workaround_.
3521 (Arm_relobj::section_has_cortex_a8_workaround,
3522 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3524 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3526 (Target_arm::relocate_stub): Change parameter type of stub from
3527 Reloc_stub pointer to Stub pointer.
3528 (Insn_template::size, Insn_template::alignment): Handle
3529 THUMB16_SPECIAL_TYPE.
3530 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3531 Stub_table::update_data_size_and_addralign,
3532 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3534 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3535 (Stub_table::do_write): Ditto.
3536 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3538 2010-01-08 Ian Lance Taylor <iant@google.com>
3541 * symtab.h (class Symbol): Remove fields is_target_special_ and
3542 has_plt_offset_. Add field is_defined_in_discarded_section_.
3543 (Symbol::is_defined_in_discarded_section): New function.
3544 (Symbol::set_is_defined_in_discarded_section): New function.
3545 (Symbol::has_plt_offset): Rewrite.
3546 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3547 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3548 Don't initialize is_target_special_ or has_plt_offset_.
3549 Initialize is_defined_in_discarded_section_.
3550 (Symbol_table::add_from_relobj): If appropriate, set
3551 is_defined_in_discarded_section.
3552 * resolve.cc (Symbol::override_base_with_special): Don't test
3553 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3554 * target-reloc.h (relocate_section): Do special handling for
3555 symbols defined in discarded sections for global symbols as well
3558 2010-01-08 Ian Lance Taylor <iant@google.com>
3560 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3561 the SHT_SYMTAB case.
3563 2010-01-08 Ian Lance Taylor <iant@google.com>
3565 * object.cc (Sized_relobj::do_layout): Don't get confused if
3566 layout_eh_frame returns NULL.
3568 2010-01-08 Ian Lance Taylor <iant@google.com>
3571 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3572 dynamic symbol table, use the normal symbol table.
3573 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3576 2010-01-08 Ian Lance Taylor <iant@google.com>
3579 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3582 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3584 * version.cc (print_version): Change to "Copyright 2010".
3586 2010-01-08 Ian Lance Taylor <iant@google.com>
3590 * i386.cc (class Target_i386): Change return type of plt_section
3592 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3593 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3594 tls_desc_rel_ field.
3595 (Output_data_plt_i386::rel_tls_desc): New function.
3596 (Target_i386::rel_tls_desc_section): New function.
3597 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3598 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3599 R_386_TLS_DESC reloc in rel_tls_desc_section.
3600 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3601 Define struct Tlsdesc_info.
3602 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3603 (Target_x86_64::do_reloc_symbol_index): New function.
3604 (Target_x86_64::add_tlsdesc_info): New function.
3605 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3606 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3608 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3610 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3611 (Target_x86_64::rela_tlsdesc_section): New function.
3612 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3614 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3615 (Target_x86_64::do_reloc_addend): New function.
3616 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3617 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3618 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3619 (Output_reloc::type): New function.
3620 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3621 (Output_reloc::is_target_specific): New function.
3622 (Output_reloc::target_arg): New function.
3623 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3624 absolute relocs and target specific relocs.
3625 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3626 add_target_specific.
3627 (class Output_data_reloc) [SHT_RELA]: Likewise.
3628 * output.cc (Output_reloc::Output_reloc): Add four new versions
3629 for absolute relocs and target specific relocs.
3630 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3631 (Output_reloc::get_symbol_index): Likewise.
3632 (Output_reloc::local_section_offset): Check that local_sym_index_
3633 is not TARGET_CODE or 0.
3634 (Output_reloc::symbol_value): Likewise.
3635 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3637 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3638 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3640 * layout.cc (add_target_dynamic_tags): Use output section for
3641 DT_PLTRELSZ and DT_JMPREL.
3643 2010-01-07 Ian Lance Taylor <iant@google.com>
3646 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3648 (class Output_data_reloc_generic): Define.
3649 (class Output_data_reloc_base): Change base class to
3650 Output_data_reloc_generic. Change add() method to call
3651 bump_relative_reloc_count for a relative reloc. Remove
3653 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3655 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3656 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3658 * layout.h (class Layout): Update declaration.
3660 2010-01-07 Ian Lance Taylor <iant@google.com>
3662 * output.h (class Output_data): Add const version of
3663 output_section and do_output_section.
3664 (class Output_section_data): Add const version of
3666 (class Output_section): Likewise.
3667 * layout.cc (Layout::add_target_dynamic_tags): New function.
3668 * layout.h (class Layout): Update declarations.
3669 * arm.cc (Target_arm::do_finalize_sections): Use
3670 add_target_dynamic_tags.
3671 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3672 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3673 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3674 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3676 2010-01-07 Ian Lance Taylor <iant@google.com>
3679 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3682 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3683 Ian Lance Taylor <iant@google.com>
3686 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3687 Xindex::read_symtab_xindex.
3689 2010-01-07 Doug Kwan <dougkwan@google.com>
3691 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3692 (Insn_template::thumb16_bcond_insn): New method declaration.
3693 (Insn_template): Fix spelling.
3694 (Stub::thumb16_special): New method declaration.
3695 (Stub::do_write): Define virtual method which was previously pure
3697 (Stub::do_thumb16_special): New method declaration.
3698 (Stub::do_fixed_endian_write): New template member.
3699 (Reloc_stub::do_write): Remove.
3700 (Reloc_stub::do_fixed_endian_write): Remove.
3701 (Cortex_a8_stub): New class definition.
3702 (Stub_factory::make_cortex_a8_stub): New method definition.
3703 (Stub_factory::Stub_factory): Add missing static storage class
3704 qualifier for elf32_arm_stub_a8_veneer_blx.
3706 2010-01-07 Ian Lance Taylor <iant@google.com>
3709 * options.h (class General_options): Add --warn-unresolved-symbols
3710 and --error-unresolved-symbols.
3711 * errors.cc (Errors::undefined_symbol): Implement
3712 --warn-unresolved-symbols.
3714 * options.h (class General_options): Add -z text and -z textoff.
3715 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3717 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3719 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3720 (Garbage_collection::cident_sections): New function.
3721 (Garbage_collection::add_cident_section): New function.
3722 (Garbage_collection::cident_sections_): New member.
3723 (gc_process_relocs): Add references to sections whose names are C
3725 * gold.h (cident_section_start_prefix): New constant.
3726 (cident_section_stop_prefix): New constant.
3727 (is_cident): New function.
3728 * layout.cc (Layout::define_section_symbols): Replace string constants
3729 with the newly defined constants.
3730 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3732 * testsuite/Makefile.am: Add gc_orphan_section_test.
3733 * testsuite/Makefile.in: Regenerate.
3734 * testsuite/gc_orphan_section_test.cc: New file.
3735 * testsuite/gc_orphan_section_test.sh: New file.
3737 2010-01-06 Ian Lance Taylor <iant@google.com>
3740 * options.h (class General_options): Add --warn-shared-textrel.
3741 * layout.cc (Layout::finish_dynamic_section): Implement
3742 --warn-shared-textrel.
3745 * options.h (class General_options): Add --warn-multiple-gp.
3747 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3749 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3750 $(THREADSLIB) and $(LIBDL).
3751 * Makefile.in: Rebuild.
3753 2010-01-06 Ian Lance Taylor <iant@google.com>
3756 * options.cc (General_options::parse_section_start): New function.
3757 (General_options::section_start): New function.
3758 (General_options::General_options): Initialize all members.
3759 * options.h: Include <map>
3760 (class General_options): Add --section-start. Add section_starts_
3762 * layout.cc (Layout::attach_allocated_section_to_segment): If
3763 --section-start was used, set the address of the segment. Remove
3764 local sort_sections.
3765 (Layout::relaxation_loop_body): If the address of the load segment
3766 has been set by --section-start, don't use it.
3767 * output.h (Output_segment::update_flags_for_output_section): New
3769 * output.cc (Output_segment::add_output_section): Call
3770 update_flags_for_output_section.
3772 2010-01-05 Ian Lance Taylor <iant@google.com>
3775 * options.h (class General_options): Add --undefined-version.
3776 * script.cc (struct Version_expression): Add was_matched_by_symbol
3778 (Version_script_info::matched_symbol): New function.
3779 (Version_script_info::get_symbol_version_helper): Call
3781 (Version_script_info::check_unmatched_names): New function.
3782 * script.h (class Version_script_info): Update declarations.
3783 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3785 * options.h (class General_options): Use DEFINE_bool_alias for
3786 allow_multiple_definition.
3787 * resolve.cc (Symbol_table::should_override): Don't test
3788 allow_multiple_definition.
3791 * options.h (class General_options): Add --cref.
3792 * main.cc (main): Print cref table if --cref. Don't close mapfile
3793 until after printing cref table.
3794 * cref.cc: Include "symtab.h".
3795 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3796 (Cref_table_compare::operator()): New function.
3797 (Cref_inputs::gather_cref): New function.
3798 (filecol): New static const.
3799 (Cref_inputs::print_cref): New function.
3800 (Cref::print_cref): New function.
3801 * cref.h: Include <cstdio>.
3802 (class Cref): Update declarations.
3803 * mapfile.h (Mapfile::file): New function.
3804 * object.h (class Object): Define Symbols. Declare virtual
3805 do_get_global_symbols.
3806 (Object::get_global_symbols): New function.
3807 * object.cc (Input_objects::add_object): Pass object to cref_ if
3809 (Input_objects::archive_start): Likewise.
3810 (Input_objects::archive_stop): Likewise.
3811 (Input_objects::print_cref): New function.
3812 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3813 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3815 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3817 * plugin.h (class Sized_pluginobj): Update declarations.
3819 2010-01-05 Ian Lance Taylor <iant@google.com>
3821 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3822 to is_default_version. Rename insdef to insdefault.
3823 (Symbol_table::add_from_relobj): Rename def to is_default_version
3824 and local to is_forced_local.
3825 (Symbol_table::add_from_pluginobj): Likewise.
3826 (Symbol_table::add_from_dynobj): Likewise.
3827 (Symbol_table::define_special_symbol): Rename insdef to
3830 2010-01-04 Ian Lance Taylor <iant@google.com>
3833 * options.h (class General_options): Add
3834 --allow-multiple-definition and -z muldefs.
3835 * resolve.cc (Symbol_table::should_override): Don't warn about a
3836 multiple symbol definition if --allow-multiple-definition or -z
3840 * options.h (class General_options): Add --add-needed and
3841 --copy-dt-needed-entries. Tweak --as-needed help entry.
3842 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3843 error if --copy-dt-needed-entries aka --add-needed is used and
3844 would cause a change in behaviour.
3847 * options.h (class General_options): Add -G as a short version of
3848 --shared. Add no-op options -assert, -g, and -i.
3850 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3852 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3853 check for .text or .gnu.linkonce.t sections.
3854 * icf.cc (Icf::find_identical_sections): Ditto.
3855 Change the detection for mangled function name within the section
3857 * icf.h (is_section_foldable_candidate): New function.
3859 2009-12-30 Ian Lance Taylor <iant@google.com>
3862 * options.h (class General_options): Permit two dashes with
3863 --retain-symbols-file.
3865 2009-12-30 Ian Lance Taylor <iant@google.com>
3868 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3869 don't put the file header and segment headers in the text
3873 * common.cc (Sort_commons::operator()): Stabilize sort when both
3875 (Symbol_table::do_allocate_commons_list): When allocating common
3876 symbols, skip a symbol which is no longer common.
3877 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3878 an object before checking its type.
3879 * testsuite/common_test_2.c: New file.
3880 * testsuite/common_test_3.c: New file.
3881 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3882 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3883 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3884 (common_test_2_pic.o, common_test_2.so): New targets.
3885 (common_test_3_pic.o, common_test_3.so): New targets.
3886 * testsuite/Makefile.in: Rebuild.
3889 * script.cc (read_input_script): If we see a new SECTIONS clause,
3890 and we have added an input section, give an error.
3891 * layout.h (class Layout): Add have_added_input_section function.
3892 Add have_added_input_section_ field.
3893 * layout.cc (Layout::Layout): Initialize
3894 have_added_input_section_.
3895 (Layout::layout): Set have_added_input_section_.
3896 (Layout::layout_eh_frame): Likewise.
3898 2009-12-30 Ian Lance Taylor <iant@google.com>
3901 * options.h (class General_options): Add --sort-common option.
3902 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3903 * common.cc (Sort_common): Add sort_order parameter to
3904 constructor. Add sort_order_ field.
3905 (Sort_commons::operator): Check sort_order_.
3906 (Symbol_table::allocate_commons): Determine the sort order.
3907 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3909 (Symbol_table::do_allocate_commons_list): Likewise.
3911 2009-12-30 Ian Lance Taylor <iant@google.com>
3914 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3915 symbols from this object, don't change the visibility of an
3917 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3919 2009-12-30 Ian Lance Taylor <iant@google.com>
3922 * script.h (class Version_script_info): Define Language enum.
3923 Update declarations. Define Glob, Exact, and Lookup types. Add
3924 new fields globals_, locals_, and is_finalized_.
3925 * script.cc: Various formatting fixes.
3926 (class Parser_closure): Change language_stack_ from a vector of
3927 std::string to one of Version_script_info::Language. Adjust all
3929 (class Lazy_demangler): Remove.
3930 (struct Version_expression): Change language from std::string to
3931 Version_script_info::Language.
3932 (Version_script_info::Version_script_info): New function.
3933 (Version_script_info::~Version_script_info): Don't call clear.
3934 (Version_script_info::finalize): New function.
3935 (Version_script_info::build_lookup_tables): New function.
3936 (Version_script_info::build_expression_list_lookup): New
3938 (Version_script_info::get_symbol_version_helper): Rewrite to use
3940 (Version_script_info::print_expression_list): Adjust to use
3941 Version_script_info::Language.
3942 (script_push_lex_into_version_mode): Check that the version script
3943 has not been finalized.
3944 (version_script_push_lang): Change language string to
3945 Version_script_info::Language.
3946 * options.cc (Command_line::version_script): New function.
3947 * options.h (class General_options): Add finalize_dynamic_list
3948 function. Change version_script from declaration to definition.
3949 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3950 * testsuite/version_script.map: Remove duplicate def of foo.
3951 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3953 * testsuite/Makefile.in: Rebuild.
3955 2009-12-30 Ian Lance Taylor <iant@google.com>
3958 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3959 if the input symbol index is 0, make the output symbol index 0.
3961 2009-12-30 Ian Lance Taylor <iant@google.com>
3964 * options.h (class General_options): Add -x/--discard-all.
3965 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3966 --discard-all. If the local symbol needs a dynamic entry, check
3967 that before handling --discard-locals.
3969 2009-12-30 Ian Lance Taylor <iant@google.com>
3972 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3974 (Output_segment::add_output_section): Don't change the flags if
3978 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3979 GNU hash table if they need a dynamic value. Otherwise, don't add
3980 them if they are defined in a dynamic object or are forced local.
3982 2009-12-29 Ian Lance Taylor <iant@google.com>
3985 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3986 .gnu.hash table for a 32-bit target.
3989 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3990 regular and a dynamic object only needs a dynamic symbol table
3991 entry if it is externally visible.
3994 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3995 constructor. Add global_offset_table_ field.
3996 (Target_i386::got_section): Set global_offset_table_.
3997 (Target_i386::do_finalize_sections): Set global_offset_table_
3999 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4000 in constructor. Add global_offset_table_ field.
4001 (Target_x86_64::got_section): Set global_offset_table_.
4002 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4005 * layout.cc (Layout::Layout): Initialize increase_relro_.
4006 (Layout::get_output_section): Add is_relro, is_last_relro, and
4007 is_first_non_relro parameters. Change all callers.
4008 (Layout::choose_output_section): Likewise.
4009 (Layout::add_output_section_data): Likewise.
4010 (Layout::make_output_section): Likewise.
4011 (Layout::set_segment_offsets): Clear increase_relro when using a
4013 * layout.h (class Layout): Add increase_relro method. Add
4014 increase_relro_ field. Update declarations.
4015 * output.cc (Output_section::Output_section): Initialize
4016 is_last_relro_ and is_first_non_relro_.
4017 (Output_segment::add_output_section): Group relro sections is
4018 do_sort is true. Handle is_last_relro and is_first_non_relro.
4019 (Output_segment::maximum_alignment): Remove relro handling.
4020 (Output_segment::set_section_addresses): Add increase_relro
4021 parameter. Change all callers. Add initial alignment to align
4022 relro sections on separate page. Remove old relro handling.
4023 (Output_segment::set_section_list_addresses): Remove in_relro
4024 parameter. Change all callers.
4025 (Output_segment::set_offset): Add increase parameter. Change all
4026 callers. Remove old relro handling.
4027 * output.h (class Output_section): Add new methods: is_last_relro,
4028 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4029 Add is_last_relro_ and is_first_non_relro_ fields.
4030 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4031 Create separate .got.plt section. Call increase_relro.
4032 * x86_64.cc (Target_x86_64::got_section): Likewise.
4033 * testsuite/relro_script_test.t: Add .got.plt.
4036 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4037 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4038 (Layout::finalize): Call set_dynamic_symbol_size.
4039 (Layout::set_dynamic_symbol_size): New function.
4040 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4041 set_dynamic_symbol_size.
4044 * output.h (class Output_section): Add is_entsize_zero_ field.
4045 * output.cc (Output_section::Output_section): Initialize
4047 (Output_section::set_entsize): If two different entsizes are
4048 requested, force it to zero.
4049 (Output_section::add_input_section): Set flags for .debug_str
4050 before updating section flags. Set entsize.
4051 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4052 and SHF_STRING if all input sections have those flags.
4054 2009-12-29 Rafael Espindola <espindola@google.com>
4056 * main.cc (main): Fix the sys time reporting.
4057 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4060 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4062 * options.cc (General_options::parse_version): Allow -v to exit
4063 without an error if there is nothing to link.
4065 2009-12-29 Ian Lance Taylor <iant@google.com>
4067 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4068 using a version of gcc before 4.1.
4069 * configure: Rebuild.
4071 2009-12-28 Chris Demetriou <cgd@google.com>
4073 * attributes.cc (Output_attributes_section_data::do_write): Use
4074 std::vector::front rather than std::vector::data.
4076 2009-12-28 Ian Lance Taylor <iant@google.com>
4078 * symtab.h (class Symbol_table): Add enum Defined.
4079 * resolve.cc (Symbol_table::should_override): Add defined
4080 parameter. Change all callers. Test whether object is NULL
4081 before calling a method on it.
4082 (Symbol_table::report_resolve_problem): Add defined parameter.
4084 (Symbol_table::should_override_with_special): Likewise.
4085 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4086 parameter. Change all callers.
4087 (Symbol_table::do_define_in_output_data): Likewise.
4088 (Symbol_table::define_in_output_segment): Likewise.
4089 (Symbol_table::do_define_in_output_segment): Likewise.
4090 (Symbol_table::define_as_constant): Likewise.
4091 (Symbol_table::do_define_as_constant): Likewise.
4092 * script.h (class Symbol_assignment): Add is_defsym parameter to
4093 constructor; change all callers.
4094 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4095 parameter. Change all callers. Add is_defsym_ field.
4096 (class Parser_closure): Add parsing_defsym parameter to
4097 constructor; change all callers. Add parsing_defsym accessor
4098 function. Add parsing_defsym_ field.
4100 2009-12-28 Ian Lance Taylor <iant@google.com>
4102 * gold.cc (queue_middle_tasks): Fix formatting.
4103 * object.cc (Relobj::is_section_name_included): Likewise.
4105 2009-12-23 Ian Lance Taylor <iant@google.com>
4107 * i386.cc (Target_i386::do_calls_non_split): Recognize
4108 -fsplit-stack prologue for a function with a static chain.
4109 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4110 -fsplit-stack prologue when using %r11.
4112 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4114 * options.cc (General_options::parse_version): Make -v continue and do
4115 the link like GNU ld does.
4117 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4119 * Makefile.am (CCFILES): Add timer.cc.
4120 (HFILES): Add timer.h.
4121 * configure.ac: Check for sysconf and times.
4122 * main.cc: include timer.h.
4123 (main): Use Timer instead of get_run_time.
4126 * workqueue.cc: include timer.h.
4127 (Workqueue::find_and_run_task):
4128 Report user, sys and wall time.
4129 * Makefile.in: Regenerate.
4130 * config.in: Regenerate.
4131 * configure: Regenerate.
4133 2009-12-16 Doug Kwan <dougkwan@google.com>
4135 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4137 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4138 relaxed input sections.
4139 * output.cc (Output_section::find_relaxed_input_section): Change
4140 return type to Output_relaxed_input_section pointer. Adjust code
4141 for new type of relaxed_input_section_map_.
4142 * output.h (Output_section::find_relaxed_input_section): Change
4143 return type to Output_relaxed_input_section pointer.
4144 (Output_section::Output_relaxed_input_section_by_input_section_map):
4146 (Output_section::relaxed_input_section_map_): Change type to
4147 Output_section::Output_relaxed_input_section_by_input_section_map.
4148 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4151 2009-12-15 Ian Lance Taylor <iant@google.com>
4153 * layout.cc (Layout::create_shstrtab): Only write out after input
4154 sections if we are compressing debug sections.
4156 2009-12-15 Ian Lance Taylor <iant@google.com>
4158 * archive.cc (Archive::add_symbols): Only look up a symbol without
4159 a version if there is, in fact, a version.
4161 2009-12-14 Ian Lance Taylor <iant@google.com>
4163 Revert -Wshadow changes, all changes from:
4164 2009-12-11 Doug Kwan <dougkwan@google.com>
4165 2009-12-11 Nick Clifton <nickc@redhat.com>
4166 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4168 2009-12-11 Doug Kwan <dougkwan@google.com>
4170 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4172 * attributes.cc (Object_attribute::size): Ditto.
4173 (Attributes_section_data::size): Ditto.
4174 (Attributes_section_data::Attributes_section_data): Ditto.
4175 (Output_attributes_section_data::do_write): Ditto.
4176 * attributes.h (Object_attribute::set_type): Ditto.
4177 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4179 2009-12-11 Nick Clifton <nickc@redhat.com>
4181 * archive.cc: Fix shadowed variable warnings.
4183 * compressed_output.cc: Likewise.
4184 * compressed_output.h: Likewise.
4185 * configure: Likewise.
4186 * dwarf_reader.cc: Likewise.
4187 * dynobj.cc: Likewise.
4188 * dynobj.h: Likewise.
4189 * ehframe.cc: Likewise.
4190 * ehframe.h: Likewise.
4191 * errors.cc: Likewise.
4192 * expression.cc: Likewise.
4193 * fileread.cc: Likewise.
4194 * fileread.h: Likewise.
4195 * freebsd.h: Likewise.
4196 * i386.cc: Likewise.
4198 * incremental.h: Likewise.
4199 * layout.cc: Likewise.
4200 * layout.h: Likewise.
4201 * mapfile.cc: Likewise.
4202 * merge.cc: Likewise.
4203 * merge.h: Likewise.
4204 * object.cc: Likewise.
4205 * object.h: Likewise.
4206 * options.h: Likewise.
4207 * output.cc: Likewise.
4208 * output.h: Likewise.
4209 * parameters.cc: Likewise.
4210 * plugin.cc: Likewise.
4211 * powerpc.cc: Likewise.
4212 * reduced_debug_output.cc: Likewise.
4213 * reduced_debug_output.h: Likewise.
4214 * reloc.cc: Likewise.
4215 * reloc.h: Likewise.
4216 * resolve.cc: Likewise.
4217 * script-sections.cc: Likewise.
4218 * script.cc: Likewise.
4219 * script.h: Likewise.
4220 * sparc.cc: Likewise.
4221 * symtab.cc: Likewise.
4222 * symtab.h: Likewise.
4223 * target-select.cc: Likewise.
4224 * target-select.h: Likewise.
4225 * token.h: Likewise.
4226 * workqueue.cc: Likewise.
4227 * workqueue.h: Likewise.
4228 * x86_64.cc: Likewise.
4230 2009-12-10 Doug Kwan <dougkwan@google.com>
4232 * arm.cc (attributes.h): New include.
4233 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4234 (Arm_relobj::~Arm_relobj): Delete object pointed by
4235 attributes_section_data_.
4236 (Arm_relobj::attributes_section_data): New method definition.
4237 (Arm_relobj::attributes_section_data_): New data member declaration.
4238 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4239 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4240 attributes_section_data_.
4241 (Arm_dynobj::attributes_section_data): New method definition.
4242 (Arm_dynobj::attributes_section_data_): New data member declaration.
4243 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4244 initialization value of may_use_blx_ to false.
4245 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4246 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4247 object attributes to compute results instead of hard-coding.
4248 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4249 Target_arm::get_secondary_compatible_arch,
4250 Target_arm::set_secondary_compatible_arch
4251 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4252 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4253 New method declarations.
4254 (Target_arm::get_aeabi_object_attribute): New method definition.
4255 (Target_arm::attributes_section_data_): New data member declaration.
4256 (read_arm_attributes_section): New template definition.
4257 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4258 (Arm_dynobj::do_read_symbols): Ditto.
4259 (Target_arm::do_finalize_sections): Merge attributes sections from
4260 input. Check for BLX use after attributes section merging.
4261 Fix __exidx_start and __exidx_end visibility. Create an
4262 .ARM.attributes section if necessary.
4263 (Target_arm::get_secondary_compatible_arch,
4264 Target_arm::set_secondary_compatible_arch,
4265 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4266 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4267 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4268 New method definitions.
4270 2009-12-09 Ian Lance Taylor <iant@google.com>
4272 * plugin.cc (Plugin::load): Don't cast from void* to a function
4275 2009-12-09 Ian Lance Taylor <iant@google.com>
4277 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4280 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4282 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4283 Replace two_file_shared_1.so with two_file_shared_2.so.
4284 * testsuite/Makefile.in: Regenerated.
4286 2009-12-08 Doug Kwan <dougkwan@google.com>
4288 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4289 (HFILES): Add attributes.h and int_encoding.h.
4290 * Makefile.in: Regenerate.
4291 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4292 function definitions to int_encoding.cc
4293 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4294 prototypes to int_encoding.h
4295 * reduced_debug_output.cc (int_encoding.h): New include.
4296 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4297 function definitions to int_encoding.cc
4298 (insert_into_vector, read_from_pointer): Move template definitions to
4300 * attributes.cc: New file.
4301 * attributes.h: New file.
4302 * int_encoding.cc: New file.
4303 * int_encoding.h: New file.
4305 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4308 * incremental-dump.cc (dump_incremental_inputs): New.
4309 (main): Use dump_incremental_inputs.
4311 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4314 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4315 checking elfcpp::STT_FUNC.
4316 (Target_i386::Relocate::relocate): Likewise.
4317 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4319 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4320 symbols from shared libraries into normal FUNC symbols.
4322 * symtab.h (Symbol): Add is_func and use it.
4324 2009-12-05 Doug Kwan <dougkwan@google.com>
4326 * arm.cc (Target_arm::arm_info): Initialize new fields
4327 attributes_section and attributes_vendor.
4328 * i386.cc (Target_i386::i386_info): Same.
4329 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4330 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4331 fields attributes_section and attributes_vendor.
4332 * sparc.cc (Target_sparc::sparc_info): Same.
4333 * target.h (Target::attributes_section, Target::attributes_vendor,
4334 Target::is_attributes_section, Target::attribute_arg_type,
4335 Target::attributes_order): New method definitions.
4336 (Target::Target_info::attributes_section,
4337 Target::Target_info::attributes_vendor): New fields.
4338 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4339 virtual method definitions.
4340 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4341 attributes_section and attributes_vendor.
4342 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4344 2009-12-05 Doug Kwan <dougkwan@google.com>
4346 * arm.cc: Update comments about interworking and stub generation.
4347 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4348 considered as non-PIC.
4349 (Arm_relocate_functions::base_abs): Fix formatting.
4350 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4351 of function to use GOT entry address instead of offset.
4352 (Target_arm::Scan::global): Issue an error if a symbol would need a
4353 PLT does not get one because it is untyped. Remove code to create
4354 dynamic symbols for relative branches.
4355 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4356 takes unsigned integer instead of boolean.
4358 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4360 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4361 (two_file_test_LDADD): Likewise.
4362 (common_test_1_LDADD): Likewise.
4363 (exception_test_LDADD) Likewise.
4364 (weak_test_LDADD): Likewise.
4365 (many_sections_test_LDADD): Likewise.
4366 (initpri1_LDADD): Likewise.
4367 (script_test_1_LDADD): Likewise.
4368 (script_test_2_LDADD): Likewise.
4369 (justsyms_LDADD): Likewise.
4370 (binary_test_LDADD): Likewise.
4371 (large_LDADD): Likewise.
4372 * testsuite/Makefile.in: Regenerated.
4374 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4376 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4377 (Symbol_table::override_with_special): Likewise.
4378 (Symbol_table::add_from_object): Likewise.
4380 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4382 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4383 Don't set the data_offset twice.
4385 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4387 * testsuite/Makefile.in: Regenerate.
4389 2009-12-03 Doug Kwan <dougkwan@google.com>
4391 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4392 (Target_arm::do_finalize_sections): Add parameter for symbol table
4393 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4394 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4395 parameter for symbol table pointer.
4396 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4397 an additional parameter for a pointer to symbol table.
4398 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4399 parameter for a symbol table pointer.
4400 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4401 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4403 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4404 parameter for a symbol table pointer.
4406 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4408 * incremental.cc (Incremental_inputs_header)
4409 (Incremental_inputs_header_write, Incremental_inputs_entry)
4410 (Incremental_inputs_entry_write): Move ...
4411 * incremental.h (Incremental_inputs_header)
4412 (Incremental_inputs_header_write, Incremental_inputs_entry)
4413 (Incremental_inputs_entry_write): here.
4415 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4417 * incremental.cc (make_sized_incremental_binary): Set the target.
4418 Error if it is incompatible.
4419 * output.h (Output_file): Add filename method.
4421 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4423 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4424 from the get_* methods.
4426 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4428 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4429 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4430 Write 0 for the data_offset of scripts.
4432 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4434 * testsuite/Makefile.am: Add the incremental_test.sh test.
4435 * testsuite/incremental_test.sh: New.
4436 * testsuite/incremental_test_1.c: New.
4437 * testsuite/incremental_test_2.c: New.
4439 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4441 * incremental-dump.cc (main): Fix typos.
4443 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4446 * incremental-dump.cc (main): Use llu to print 64 bit values.
4448 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4449 H.J. Lu <hongjiu.lu@intel.com>
4451 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4453 (incremental_dump_LDADD): Likewise.
4454 * Makefile.in: Regenerated.
4456 2009-11-25 Doug Kwan <dougkwan@google.com>
4460 2009-11-25 Doug Kwan <dougkwan@google.com>
4462 * arm.cc (Target_arm::Target_arm): Move method definition
4463 outside of class definition. Add code to handle
4464 --target1-rel, --target1-abs and --target2= options.
4465 (Target_arm::get_reloc_reloc_type): Change method to be
4466 non-static and const.
4467 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4468 New data member declaration.
4469 (Target_arm::Scan::local, Target_arm::Scan::global,
4470 Target_arm::Relocate::relocate,
4471 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4472 Adjust call to Target_arm::get_real_reloc_type.
4473 (Target_arm::get_real_reloc_type): Use command line options
4474 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4475 * options.h (--target1-rel, --target1-abs, --target2): New
4478 2009-11-25 Doug Kwan <dougkwan@google.com>
4480 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4481 class definition. Add code to handle --target1-rel, --target1-abs
4482 and --target2= options.
4483 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4485 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4487 (Target_arm::Scan::local, Target_arm::Scan::global,
4488 Target_arm::Relocate::relocate,
4489 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4490 call to Target_arm::get_real_reloc_type.
4491 (Target_arm::get_real_reloc_type): Use command line options to
4492 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4493 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4496 2009-11-25 Doug Kwan <dougkwan@google.com>
4498 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4499 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4500 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4502 (Arm_relocate_functions::thm_call): Replace body with a call to
4503 Arm_relocate_functions::thumb_branch_common.
4504 (Arm_relocate_functions::thm_jump24,
4505 Arm_relocate_functions::thm_xpc22): New method definitions.
4506 (Arm_relocate_functions::thumb_branch_common): New method definition.
4507 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4509 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4510 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4512 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4514 * Makefile.am: Build incremental-dump
4515 * Makefile.in: Regenerate.
4516 * incremental-dump.cc: New.
4517 * incremental.cc (Incremental_inputs_header_data,
4518 Incremental_inputs_entry_data): Move to incremental.h
4519 * incremental.h: (Incremental_inputs_header_data,
4520 Incremental_inputs_entry_data): Move from incremental.cc
4522 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4524 * incremental.cc (Incremental_inputs_header,
4525 Incremental_inputs_header_write, Incremental_inputs_entry,
4526 Incremental_inputs_entry_write): Add a typedef with the data type.
4528 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4530 * incremental.cc (Incremental_inputs_header,
4531 Incremental_inputs_header_write, Incremental_inputs_entry,
4532 Incremental_inputs_entry_write): Update comment about which
4533 type has the filed descriptions.
4535 2009-11-15 Doug Kwan <dougkwan@google.com>
4537 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4538 (Arm_relocate_functions::arm_branch_common): Change method defintion
4539 in class definition to a method declaration and update list of formal
4541 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4542 Arm_relocation_functions::jump24): Adjust call to
4543 Arm_relocate_functions::arm_branch_common. Update list of formal
4545 (Arm_relocate_functions::xpc25): New method definition.
4546 (Arm_relocate_functions::arm_branch_common): Move method defintion
4547 out from class definition. Use stubs for mode-switching and extending
4549 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4550 specially. Change code to enable use of stubs in ARM branches.
4552 2009-11-10 Doug Kwan <dougkwan@google.com>
4554 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4555 in method declaration.
4556 (Target_arm::relocate_stub): New method declaration.
4557 (Target_arm::default_target): Change to return a pointer instead of
4559 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4560 Target_arm::default_target.
4561 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4563 (Target_arm::relocate_section): Adjust view.
4564 (Target_arm::relocate_stub): New method definition.
4566 2009-11-10 Doug Kwan <dougkwan@google.com>
4568 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4570 * incremental.cc (open_incremental_binary): Initialized local
4571 variables to avoid warnings.
4572 * object.cc (make_elf_object): Ditto.
4573 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4576 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4579 * testsuite/plugin_test.c: Include "config.h".
4581 2009-11-09 Doug Kwan <dougkwan@google.com>
4583 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4584 (arm_symbol_value): Remove.
4585 (Arm_relocate_functions::arm_branch_common,
4586 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4587 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4588 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4589 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4590 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4591 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4592 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4593 Arm_relocate_functions::thm_mobw_abs_nc,
4594 Arm_relocate_functions::thm_mov_abs,
4595 Arm_relocate_functions::movw_prel_nc,
4596 Arm_relocate_functions::thm_movt_abs,
4597 Arm_relocate_functions::movt_prel,
4598 Arm_relocate_functions::thm_movw_prel_nc,
4599 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4600 (Target_arm::Relocate::relocate): Only decompose address into two
4601 parts if relocation type uses the thumb-bit and pass the actual
4602 bit instead of a flag indicating that the thumb-bit is used. Adjust
4603 calls to methods in Arm_relocate_functions for this change.
4605 2009-11-08 Ian Lance Taylor <iant@google.com>
4608 * reloc.cc: Instantiate
4609 Sized_relobj::initialize_input_to_output_maps and
4610 Sized_relobj:free_input_to_output_maps.
4612 2009-11-06 Ian Lance Taylor <iant@google.com>
4615 * defstd.cc (in_segment): Set only_if_ref true for "end".
4617 2009-11-06 Doug Kwan <dougkwan@google.com>
4619 * arm.cc (class Reloc_stub): Correct a comment.
4620 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4621 (Target_arm::scan_section_for_stubs): New method declaration.
4622 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4623 Change methods from private to protected.
4624 (Target_arm::do_may_relax): New method definition.
4625 (Target_arm::do_relax, Target_arm::group_sections,
4626 Target_arm::scan_reloc_for_stub,
4627 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4628 (Target_arm::arm_input_section_map_): New data member declaration.
4629 (Target_arm::scan_reloc_for_stub,
4630 Target_arm::scan_reloc_section_for_stubs,
4631 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4632 Target_arm::do_relax): New method definitions.
4634 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4636 * configure.ac: Check for (struct stat)::st_mtim
4637 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4638 * config.in: Regenerate.
4639 * configure: Regenerate.
4641 2009-11-05 Ian Lance Taylor <iant@google.com>
4644 * output.cc (Output_segment::add_output_section): Add missing
4647 2009-11-04 Ian Lance Taylor <iant@google.com>
4650 * object.h (class Object): Add is_needed and set_is_needed
4651 methods. Add is_needed_ field. Make bool fields into bitfields.
4652 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4653 defined in a dynamic object and referenced by a regular object,
4654 set is_needed for the dynamic object.
4655 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4656 if the file is marked with as_needed and it is not needed.
4658 2009-11-04 Ian Lance Taylor <iant@google.com>
4661 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4662 tags if data is discarded by linker script.
4663 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4664 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4665 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4666 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4668 2009-11-04 Ian Lance Taylor <iant@google.com>
4670 * layout.cc (Layout::get_output_section): Add is_interp and
4671 is_dynamic_linker_section parameters. Change all callers.
4672 (Layout::choose_output_section): Likewise.
4673 (Layout::make_output_section): Likewise.
4674 (Layout::add_output_section_data): Add is_dynamic_linker_section
4675 parameter. Change all callers.
4676 * layout.h (class Layout): Update declarations.
4677 * output.h (class Output_section): Add is_interp, set_is_interp,
4678 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4679 Add is_interp_, is_dynamic_linker_section_ fields. Change
4680 generate_code_fills_at_write_ to a bitfield.
4681 * output.cc (Output_section::Output_sections): Initialize new
4683 (Output_segment::add_output_section): Add do_sort parameter.
4686 2009-11-03 Ian Lance Taylor <iant@google.com>
4689 * options.h (class General_options): Add --warn-common.
4690 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4691 merging two common symbols.
4692 (Symbol_table::should_override): Handle --warn-common when merging
4693 a common symbol with a defined symbol. Use report_resolve_problem
4694 for multiple definitions.
4695 (Symbol_table::report_resolve_problem): New function.
4696 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4698 2009-11-03 Doug Kwan <dougkwan@google.com>
4700 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4702 (Target_arm::stub_factory): New method definition.
4703 (Target_arm::new_arm_input_section,
4704 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4705 Target_arm::reloc_uses_thumb_bit): New method declarations.
4706 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4707 New type definitions.
4708 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4709 member declarations.
4710 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4711 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4712 New method definitions.
4714 2009-11-03 Ian Lance Taylor <iant@google.com>
4716 * options.h (class General_options): Add --warn_constructors.
4718 2009-11-03 Ian Lance Taylor <iant@google.com>
4721 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4722 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4724 2009-11-03 Ian Lance Taylor <iant@google.com>
4727 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4728 --msgid-bugs-address.
4729 (install-pdf): New target.
4730 (install-data_yes): Look up one directory to find mkinstalldirs.
4732 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4734 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4737 2009-10-30 Doug Kwan <dougkwan@google.com>
4739 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4741 2009-10-30 Doug Kwan <dougkwan@google.com>
4743 * arm.cc (Stub_addend_reader): New struct template definition
4744 and partial specializations.
4745 (Stub_addend_reader::operator()): New method definition for a
4746 partially specialized template.
4748 2009-10-30 Doug Kwan <dougkwan@google.com>
4750 * arm.cc (Arm_relobj::processor_specific_flags): New method
4752 (Arm_relobj::do_read_symbols): New method declaration.
4753 (Arm_relobj::processor_specific_flags_): New data member declaration.
4754 (Arm_dynobj): New class definition.
4755 (Target_arm::do_finalize_sections): Add input_objects parameter.
4756 (Target_arm::do_adjust_elf_header): New method declaration.
4757 (Target_arm::are_eabi_versions_compatible,
4758 (Target_arm::merge_processor_specific_flags): New method declaration.
4759 (Target_arm::do_make_elf_object): New overloaded method definitions
4761 (Arm_relobj::do_read_symbols): New method definition.
4762 (Arm_dynobj::do_read_symbols): Ditto.
4763 (Target_arm::do_finalize_sections): Add input_objects parameters.
4764 Merge processor-specific flags from all input objects.
4765 (Target_arm::are_eabi_versions_compatible,
4766 Target_arm::merge_processor_specific_flags,
4767 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4768 New method definitions.
4769 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4770 Input_objects pointer type parameter.
4771 * layout.cc (Layout::finalize): Pass input objects to target's.
4772 finalize_sections function.
4773 * output.cc (Output_file_header::do_sized_write): Set ELF file
4774 header's processor-specific flags.
4775 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4776 Input_objects pointer type parameter.
4777 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4778 * target.h (Input_objects): New forward class declaration.
4779 (Target::processor_specific_flags,
4780 Target::are_processor_specific_flags_sect): New method definitions.
4781 (Target::finalize_sections): Add input_objects parameter.
4782 (Target::Target): Initialize processor_specific_flags_ and
4783 are_processor_specific_flags_set_.
4784 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4786 (Target::set_processor_specific_flags): New method definition.
4787 (Target::processor_specific_flags_,
4788 Target::are_processor_specific_flags_set_): New data member
4790 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4791 Input_objects pointer type parameter.
4793 2009-10-30 Doug Kwan <dougkwan@google.com>
4795 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4797 2009-10-28 Ian Lance Taylor <iant@google.com>
4799 * object.h (class Relobj): Drop options parameter from
4800 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4801 do_scan_relocs, do_relocate. Change all callers.
4802 (class Sized_relobj): Drop options parameters from
4803 do_gc_process_relocs, do_scan_relocs, do_relocate,
4804 do_relocate_sections, relocate_sections, emit_relocs_scan,
4805 emit_relocs_scan_reltype. Change all callers.
4806 (struct Relocate_info): Remove options field and all references to
4808 * reloc.h (class Read_relocs): Remove options constructor
4809 parameter and options_ field. Change all callers.
4810 (class Gc_process_relocs, class Scan_relocs): Likewise.
4811 (class Relocate_task): Likewise.
4812 * target-reloc.h (scan_relocs): Remove options parameter. Change
4814 (scan_relocatable_relocs): Likewise.
4815 * target.h (class Sized_target): Remove options parameter from
4816 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4818 * gc.h (gc_process_relocs): Remove options parameter. Change all
4820 * arm.cc: Update functions to remove options parameters.
4821 * i386.cc: Likewise.
4822 * powerpc.cc: Likewise.
4823 * sparc.cc: Likewise.
4824 * x86_64.cc: Likewise.
4825 * testsuite/testfile.cc: Likewise.
4827 2009-10-28 Doug Kwan <dougkwan@google.com>
4829 * arm.cc (Arm_relobj): New class definition.
4830 (Arm_relobj::scan_sections_for_stubs,
4831 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4832 New method definitions.
4834 2009-10-28 Cary Coutant <ccoutant@google.com>
4836 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4837 (Plugin::cleanup_done_): New member.
4838 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4839 (Plugin_manager::cleanup_done_): Remove.
4840 (Plugin_manager::add_input_file): Edit error message.
4841 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4842 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4844 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4846 * fileread.cc: (File_read::View::~View): Use the new
4847 data_ownership_ filed.
4848 (File_read::~File_read): Dispose the new whole_file_view_.
4849 (File_read::open): Mmap the whole file if needed.
4850 (File_read::open): Use whole_file_view_ instead of contents_.
4851 (File_read::find_view): Use whole_file_view_ if applicable.
4852 (File_read::do_read): Use whole_file_view_ instead of contents_.
4853 (File_read::make_view): Use whole_file_view_ instead of contents_,
4854 update File_read::View::View call.
4855 (File_read::find_or_make_view): Update File_read::View::View
4857 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4859 (File_read::View::Data_ownership): New enum.
4860 (File_read::View::View): Replace bool mapped_ with Data_ownership
4862 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4863 (File_read::View::data_ownership_): New field.
4864 (File_read::contents_): Remove (replaced by whole_file_view_).
4865 (File_read::whole_file_view_): New field.
4866 * options.h (class General_options): Add --keep-files-mapped.
4868 2009-10-27 Cary Coutant <ccoutant@google.com>
4870 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4871 * testsuite/Makefile.am (plugin_test_5): New test case.
4872 * testsuite/Makefile.in: Regenerate.
4874 2009-10-25 Doug Kwan <dougkwan@google.com>
4876 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4877 from private to protected to allow access by child class.
4878 (Sized_relobj::do_relocate_sections): New method declaration.
4879 (Sized_relobj::relocate_sections): Virtualize.
4880 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4881 Sized_relobj::relocate_sections. Instantiate template explicitly
4882 for different target sizes and endianity.
4884 2009-10-24 Doug Kwan <dougkwan@google.com>
4886 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4887 (Arm_input_section::as_arm_input_section): New method.
4888 (Arm_output_section): New class definition.
4889 (Arm_output_section::create_stub_group,
4890 Arm_output_section::group_sections): New method definitions.
4892 2009-10-22 Doug Kwan <dougkwan@google.com>
4894 * arm.cc (Arm_input_section): New class definition.
4895 (Arm_input_section::init, Arm_input_section:do_write,
4896 Arm_input_section::set_final_data_size,
4897 Arm_input_section::do_reset_address_and_file_offset): New method
4900 2009-10-21 Doug Kwan <dougkwan@google.com>
4902 * arm.cc (Stub_table, Arm_input_section): New forward class
4904 (Stub_table): New class defintion.
4905 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4906 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4907 New method definition.
4909 2009-10-21 Doug Kwan <dougkwan@google.com>
4911 * arm.cc: Update copyright comments.
4912 (Target_arm): New forward class template declaration.
4913 (Arm_address): New type.
4914 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4915 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4916 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4918 (Insn_template): Same.
4919 (DEF_STUBS): New macro.
4920 (Stub_type): New enum type.
4921 (Stub_template): New class definition.
4924 (Stub_factory): Same.
4925 (Target_arm::Target_arm): Initialize may_use_blx_ and
4926 should_force_pic_veneer_.
4927 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4928 Target_arm::should_force_pic_veneer,
4929 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4930 Target_arm::using_thumb_only, Target_arm:;default_target): New
4932 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4933 New data member declarations.
4934 (Insn_template::size, Insn_template::alignment): New method defintions.
4935 (Stub_template::Stub_template): New method definition.
4936 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4937 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4938 (Stub_factory::Stub_factory): New method definition.
4939 * gold.h (string_hash): New template.
4940 * output.h (Input_section_specifier::hash_value): Use
4942 (Input_section_specifier::string_hash): Remove.
4943 * stringpool.cc (Stringpool_template::string_hash): Use
4946 2009-10-20 Doug Kwan <dougkwan@google.com>
4948 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4949 symbols of relaxed input sections.
4950 * output.h (Output_section::find_relaxed_input_section): Make
4953 2009-10-16 Doug Kwan <dougkwan@google.com>
4955 * dynobj.cc (Versions::Versions): Initialize version_script_.
4956 Only insert base version symbol definition for a shared object
4957 if version script defines any version versions.
4958 (Versions::define_base_version): New method definition.
4959 (Versions::add_def): Check that base version is not needed.
4960 (Versions::add_need): Define base version lazily.
4961 * dynobj.h (Versions::define_base_version): New method declaration.
4962 (Versions::needs_base_version_): New data member declaration.
4963 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4964 (check_DATA): Add no_version_test.stdout.
4965 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4967 * testsuite/Makefile.in: Regenerate.
4968 * testsuite/no_version_test.c: New file.
4969 * testsuite/no_version_test.sh: Ditto.
4971 2009-10-16 Doug Kwan <dougkwan@google.com>
4973 * expression.cc (class Segment_start_expression): New class definition.
4974 (Segment_start_expression::value): New method definition.
4975 (script_exp_function_segment_start): Return a new
4976 Segment_start_expression.
4977 * gold/script-c.h (script_saw_segment_start_expression): New function
4979 * script-sections.cc (Script_sections::Script_sections): Initialize
4980 SAW_SEGMENT_START_EXPRESSION_ to false.
4981 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4982 and -Tbbs options to specify section addresses if given in
4983 command line and no SEGMENT_START expression is seen in a script.
4984 * script-sections.h (Script_sections::saw_segment_start_expression,
4985 Script_sections::set_saw_segment_start_expression): New method
4987 (Script_sections::saw_segment_start_expression_): New data member
4989 * script.cc (script_saw_segment_start_expression): New function.
4990 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4991 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4992 script_test_7.sh and script_test_8.sh.
4993 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4994 script_test_8.stdout.
4995 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4996 (script_test_6, script_test_6.stdout, script_test_7,
4997 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4998 * Makefile.in: Regenerate.
4999 * testsuite/script_test_6.sh: New file.
5000 * testsuite/script_test_6.t: Same.
5001 * testsuite/script_test_7.sh: Same.
5002 * testsuite/script_test_7.t: Same.
5003 * testsuite/script_test_8.sh: Same.
5005 2009-10-16 Doug Kwan <dougkwan@google.com>
5007 * output.cc (Output_segment::set_section_list_address): Cast
5008 expressions to unsigned long long type to avoid format warnings.
5010 2009-10-15 Ian Lance Taylor <iant@google.com>
5012 * script.cc (Script_options::add_symbol_assignment): Always add a
5013 dot assignment to script_sections_.
5014 * script-sections.cc (Script_sections::add_dot_assignment):
5015 Initialize if necessary.
5017 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5018 program headers with no load segment if there is a linker script.
5020 * layout.cc (Layout::set_segment_offsets): Align the file offset
5021 to the segment aligment for -N or -n with no load segment.
5022 * output.cc (Output_segment::add_output_section): Don't crash if
5023 the first section is a TLS section.
5024 (Output_segment::set_section_list_addresses): Print an error
5025 message if the address moves backward in a linker script.
5026 * script-sections.cc
5027 (Output_section_element_input::set_section_addresses): Don't
5028 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5029 (Orphan_output_section::set_section_addresses): Likewise.
5031 2009-10-15 Doug Kwan <dougkwan@google.com>
5033 * layout.cc (Layout::finish_dynamic_section): Generate tags
5034 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5035 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5036 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5038 2009-10-14 Ian Lance Taylor <iant@google.com>
5040 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5042 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5043 data_shdr fields of relinfo.
5044 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5045 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5046 R_386_TLS_LDO_32, adjust based on section flags.
5047 (Target_i386::Relocate::fix_up_ldo): Remove.
5049 2009-10-13 Ian Lance Taylor <iant@google.com>
5051 Add support for -pie.
5052 * options.h (class General_options): Add -pie and
5054 (General_options::output_is_position_independent): Test -pie.
5055 (General_options::output_is_executable): Return true if not shared
5056 and not relocatable.
5057 (General_options::output_is_pie): Remove.
5058 * options.cc (General_options::finalize): Reject incompatible uses
5060 * gold.cc (queue_middle_tasks): A -pie link is not static.
5061 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5062 * symtab.cc (Symbol::final_value_is_known): Return false if
5063 output_is_position_independent.
5064 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5065 output_is_position_independent.
5066 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5067 output_is_position_independent.
5068 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5069 output_is_position_independent.
5070 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5072 (basic_pie_test.o, basic_pie_test): New targets.
5073 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5074 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5075 (two_file_pie_test): New target.
5076 * testsuite/Makefile.in: Rebuild.
5077 * README: Remove note saying that -pie is not supported.
5079 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5081 * options.h (class General_options): Add -init and -fini.
5082 * layout.cc (Layout::finish_dynamic_section): Emit
5083 given init and fini functions.
5085 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5087 * gc.h (gc_process_relocs): Check if icf is enabled using new
5089 * gold.cc (queue_initial_tasks): Likewise.
5090 (queue_middle_tasks): Likewise.
5091 * object.cc (do_layout): Likewise.
5092 * symtab.cc (is_section_folded): Likewise.
5093 * main.cc (main): Likewise.
5094 * reloc.cc (Read_relocs::run): Likewise.
5095 (Sized_relobj::do_scan_relocs): Likewise.
5096 * icf.cc (is_function_ctor_or_dtor): New function.
5097 (Icf::find_identical_sections): Check if function is ctor or dtor when
5099 * options.h (General_options::icf): Change option to be an enum.
5100 (Icf_status): New enum.
5101 (icf_enabled): New method.
5102 (icf_safe_folding): New method.
5103 (set_icf_status): New method.
5104 (icf_status_): New variable.
5105 * (options.cc) (General_options::finalize): Set icf_status_.
5106 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5107 icf_test and icf_keep_unique_test to use the --icf enum flag.
5108 * testsuite/icf_safe_test.sh: New file.
5109 * testsuite/icf_safe_test.cc: New file.
5111 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5113 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5114 includes to gc.h and icf.h.
5115 * arm.cc: Include gc.h.
5116 * gold.cc: Likewise.
5117 * i386.cc: Likewise.
5118 * powerpc.cc: Likewise.
5119 * sparc.cc: Likewise.
5120 * x86_64.cc: Likewise.
5121 * gc.h: Include icf.h.
5123 2009-10-11 Ian Lance Taylor <iant@google.com>
5125 * plugin.cc: Include "gold.h" before other header files.
5127 2009-10-10 Chris Demetriou <cgd@google.com>
5129 * options.h (Input_file_argument::Input_file_type): New enum.
5130 (Input_file_argument::is_lib_): Replace with...
5131 (Input_file_argument::type_): New member.
5132 (Input_file_argument::Input_file_argument): Take Input_file_type
5133 'type' rather than boolean 'is_lib' as second argument.
5134 (Input_file_argument::is_lib): Use type_.
5135 (Input_file_argument::is_searched_file): New function.
5136 (Input_file_argument::may_need_search): Handle is_searched_file.
5137 * options.cc (General_options::parse_library): Support -l:filename.
5138 (General_options::parse_just_symbols): Update for Input_file_argument
5140 (Command_line::process): Likewise.
5141 * archive.cc (Archive::get_file_and_offset): Likewise.
5142 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5143 * script.cc (read_script_file, script_add_file): Likewise.
5144 * fileread.cc (Input_file::Input_file): Likewise.
5145 (Input_file::will_search_for): Handle is_searched_file.
5146 (Input_file::open): Likewise.
5147 * readsyms.cc (Read_symbols::get_name): Likewise.
5148 * testsuite/Makefile.am (searched_file_test): New test.
5149 * testsuite/Makefile.in: Regenerate.
5150 * testsuite/searched_file_test.cc: New file.
5151 * testsuite/searched_file_test_lib.cc: New file.
5153 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5154 Ian Lance Taylor <iant@google.com>
5156 * descriptor.cc: Include <cstdio> and "binary-io.h".
5157 (Descriptors::open): Open the files in binary mode always.
5158 * script.cc (Lex::get_token): Treat \r as whitespace.
5160 2009-10-09 Ian Lance Taylor <iant@google.com>
5162 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5164 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5165 Ian Lance Taylor <iant@google.com>
5167 * configure.ac: Check for readv function also.
5168 * fileread.cc (readv): Define if not HAVE_READV.
5169 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5171 * config.in: Regenerate.
5172 * configure: Regenerate.
5174 2009-10-09 Doug Kwan <dougkwan@google.com>
5176 * layout.cc (Layout::make_output_section): Call target hook to make
5177 ordinary output section.
5178 (Layout::finalize): Adjust parameter list of call the
5179 Target::may_relax().
5180 * layout.h (class Layout::section_list): New method.
5181 * merge.h (Output_merge_base::entsize): Change visibility to public.
5182 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5184 (Output_merge_string::do_is_string): New method.
5185 * object.cc (Sized_relobj::do_setup): renamed from
5186 Sized_relobj::set_up.
5187 * object.h (Sized_relobj::adjust_shndx,
5188 Sized_relobj::initializ_input_to_output_maps,
5189 Sized_relobj::free_input_to_output_maps): Change visibilities to
5191 (Sized_relobj::setup): Virtualize.
5192 (Sized_relobj::do_setup): New method declaration.
5193 (Sized_relobj::invalidate_section_offset,
5194 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5195 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5196 * options.cc (parse_int): New function.
5197 * options.h (parse_int): New declaration.
5198 (DEFINE_int): New macro.
5199 (stub_group_size): New option.
5200 * output.cc (Output_section::Output_section): Initialize memebers
5201 merge_section_map_, merge_section_by_properties_map_,
5202 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5203 (Output_section::add_input_section): Handled deferred code-fill
5204 generation and remove an old comment.
5205 (Output_section::add_relaxed_input_section): New method definition.
5206 (Output_section::add_merge_input_section): Use merge section by
5207 properties map to speed to search. Update merge section maps
5209 (Output_section::build_relaxation_map): New method definition.
5210 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5212 (Output_section::relax_input_section): Renamed to
5213 Output_section::convert_input_sections_to_relaxed_sections and change
5214 interface to take a vector of pointers to relaxed sections.
5215 (Output_section::find_merge_section,
5216 Output_section::find_relaxed_input_section): New method definitions.
5217 (Output_section::is_input_address_mapped,
5218 Output_section::output_offset, Output_section::output_address):
5219 Use output section data maps to speed up searching.
5220 (Output_section::find_starting_output_address): Add comments.
5221 (Output_section::do_write,
5222 Output_section::write_to_postprocessing_buffer): Do code-fill
5223 generation as appropriate.
5224 (Output_section::get_input_sections): Invalidate relaxed input section
5226 (Output_section::restore_states): Adjust type of checkpoint .
5227 Invalidate relaxed input section map.
5228 * output.h (Output_merge_base): New class declaration.
5229 (Input_section_specifier): New class defintion.
5230 (class Output_relaxed_input_section) Change base class to
5231 Output_section_data_build.
5232 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5233 base class initializer.
5234 (Output_section::add_relaxed_input_section): New method declaration.
5235 (Output_section::Input_section): Change visibility to protected.
5236 (Output_section::Input_section::relobj,
5237 Output_section::Input_section::shndx): Handle relaxed input sections.
5238 Output_section::input_sections) Change visibility to protected. Also
5239 define overload to return a non-const pointer.
5240 (Output_section::Merge_section_properties): New class defintion.
5241 (Output_section::Merge_section_by_properties_map,
5242 Output_section::Output_section_data_by_input_section_map,
5243 Output_section::Relaxation_map): New types.
5244 (Output_section::relax_input_section): Rename method to
5245 Output_section::convert_input_sections_to_relaxed_sections and change
5246 interface to take a vector of relaxed section pointers.
5247 (Output_section::find_merge_section,
5248 Output_section::find_relaxed_input_section,
5249 Output_section::build_relaxation_map,
5250 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5251 New method declarations.
5252 (Output_section::merge_section_map_
5253 Output_section::merge_section_by_properties_map_,
5254 Output_section::relaxed_input_section_map_,
5255 Output_section::is_relaxed_input_section_map_valid_,
5256 Output_section::generate_code_fills_at_write_): New data members.
5257 * script-sections.cc
5258 (Output_section_element_input::set_section_addresses): Call
5259 current_data_size and addralign methods of relaxed input sections.
5260 (Orphan_output_section::set_section_addresses): Call current_data_size
5261 and addralign methods of relaxed input sections.
5262 * symtab.cc (Symbol_table::compute_final_value): Extract template
5263 from the body of Symbol_table::sized_finalize_symbol.
5264 (Symbol_table::sized_finalized_symbol): Call
5265 Symbol_table::compute_final_value.
5266 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5267 (Symbol_table::compute_final_value): New templated method declaration.
5268 * target.cc (Target::do_make_output_section): New method defintion.
5269 * target.h (Target::make_output_section): New method declaration.
5270 (Target::relax): Add more parameters for input objects, symbol table
5271 and layout. Adjust call to do_relax.
5272 (Target::do_make_output_section): New method declaration.
5273 (Target::do_relax): Add parameters for input objects, symbol table
5276 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5278 * pread.c: Include stdio.h.
5280 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5282 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5285 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5287 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5288 Change read_shndx type to unsigned int.
5289 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5291 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5292 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5293 Change read_shndx type to unsigned int.
5294 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5296 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5297 * layout.cc (Layout::create_symtab_sections): Cast the result of
5298 local_symcount * symsize to off_t in the gold_assert.
5300 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5302 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5303 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5305 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5306 (Arm_relocate_functions::thm_abs5): New function.
5307 (Arm_relocate_functions::abs12): New function.
5308 (Arm_relocate_functions::abs16): New function.
5309 (Arm_relocate_functions::base_abs): New function.
5310 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5311 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5312 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5314 (Scan::global): Likewise.
5315 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5316 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5317 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5318 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5321 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5323 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5324 (Arm_relocate_functions::movt_prel): New function.
5325 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5326 (Arm_relocate_functions::thm_movt_prel): New function.
5327 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5328 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5329 (Scan::global, Relocate::relocate): Likewise.
5330 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5332 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5334 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5335 Incremental_checker.
5336 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5338 (class Incremental_inputs_header): New class.
5339 (Incremental_inputs_header_writer): Edit comment.
5340 (Incremental_inputs_entry): New class.
5341 (Incremental_inputs_entry_writer): Edit comment.
5342 (Sized_incremental_binary::do_find_incremental_inputs_section):
5343 Add *strtab_shndx parameter, fill it.
5344 (Sized_incremental_binary::do_check_inputs): New method.
5345 (Incremental_checker::can_incrementally_link_output_file): Use
5346 Sized_incremental_binary::check_inputs.
5347 (Incremental_inputs::report_command_line): Save command line in
5350 (Incremental_binary::find_incremental_inputs_section): New
5352 (Incremental_binary::do_find_incremental_inputs_section): Add
5353 strtab_shndx parameter.
5354 (Incremental_binary::do_check_inputs): New pure virtual method.
5355 (Sized_incremental_binary::do_check_inputs): Declare.
5356 (Incremental_checker::Incremental_checker): Add incremental_inputs
5357 parameter, use it to initialize incremental_inputs_.
5358 (Incremental_checker::incremental_inputs_): New field.
5359 (Incremental_checker::command_line): New method.
5360 (Incremental_checker::inputs): New method.
5361 (Incremental_checker::command_line_): New field.
5363 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5365 * incremental.cc: Include <cstdarg> and "target-select.h".
5366 (vexplain_no_incremental): New function.
5367 (explain_no_incremental): New function.
5368 (Incremental_binary::error): New method.
5369 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5371 (make_sized_incremental_binary): New function.
5372 (open_incremental_binary): New function.
5373 (can_incrementally_link_file): Add checks if output is ELF and has
5375 * incremental.h: Include "elfcpp_file.h" and "output.h".
5376 (Incremental_binary): New class.
5377 (Sized_incremental_binary): New class.
5378 (open_incremental_binary): Declare.
5379 * object.cc (is_elf_object): Use
5380 elfcpp::Elf_recognizer::is_elf_file.
5381 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5382 * output.h (Output_file::filesize): New method.
5384 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5386 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5388 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5389 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5391 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5393 (Arm_relocate_functions::movw_abs_nc): New function.
5394 (Arm_relocate_functions::movt_abs): New function.
5395 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5396 (Arm_relocate_functions::thm_movt_abs): New function.
5397 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5398 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5399 (Scan::global): Likewise.
5400 (Relocate::relocate): Likewise.
5401 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5403 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5405 * arm.cc (Arm_relocate_functions::got_prel) New function.
5406 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5407 (Relocate::relocate): Likewise.
5408 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5410 2009-10-06 Ian Lance Taylor <iant@google.com>
5412 * options.h (class General_options): Define
5413 split_stack_adjust_size parameter.
5414 * object.h (class Object): Add uses_split_stack_ and
5415 has_no_split_stack_ fields. Add uses_split_stack and
5416 has_no_split_stack accessor functions. Declare
5417 handle_split_stack_section.
5418 (class Reloc_symbol_changes): Define.
5419 (class Sized_relobj): Define Function_offsets. Declare
5420 split_stack_adjust, split_stack_adjust_reltype, and
5422 * object.cc (Object::handle_split_stack_section): New function.
5423 (Sized_relobj::do_layout): Call handle_split_stack_section.
5424 * dynobj.cc (Sized_dynobj::do_layout): Call
5425 handle_split_stack_section.
5426 * reloc.cc (Sized_relobj::relocate_sections): Call
5427 split_stack_adjust for executable sections in split_stack
5428 objects. Pass reloc_map to relocate_section.
5429 (Sized_relobj::split_stack_adjust): New function.
5430 (Sized_relobj::split_stack_adjust_reltype): New function.
5431 (Sized_relobj::find_functions): New function.
5432 * target-reloc.h: Include "object.h".
5433 (relocate_section): Add reloc_symbol_changes parameter. Change
5435 * target.h (class Target): Add calls_non_split method. Declare
5436 do_calls_non_split virtual method. Declare match_view and
5438 * target.cc: Include "elfcpp.h".
5439 (Target::do_calls_non_split): New function.
5440 (Target::match_view): New function.
5441 (Target::set_view_to_nop): New function.
5442 * gold.cc (queue_middle_tasks): Give an error if mixing
5443 split-stack and non-split-stack objects with -r.
5444 * i386.cc (Target_i386::relocate_section): Add
5445 reloc_symbol_changes parameter.
5446 (Target_i386::do_calls_non_split): New function.
5447 * x86_64.cc (Target_x86_64::relocate_section): Add
5448 reloc_symbol_changes parameter.
5449 (Target_x86_64::do_calls_non_split): New function.
5450 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5452 * powerpc.cc (Target_powerpc::relocate_section): Add
5453 reloc_symbol_changes parameter.
5454 * sparc.cc (Target_sparc::relocate_section): Add
5455 reloc_symbol_changes parameter.
5456 * configure.ac: Call AM_CONDITIONAL for the default target.
5457 * configure: Rebuild.
5458 * testsuite/Makefile.am (TEST_AS): New variable.
5459 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5460 (check_DATA): Add split_i386 and split_x86_64 files.
5461 (SPLIT_DEFSYMS): Define.
5462 (split_i386_[1234n].o): New targets.
5463 (split_i386_[124]): New targets.
5464 (split_i386_[1234r].stdout): New targets.
5465 (split_x86_64_[1234n].o): New targets.
5466 (split_x86_64_[124]): New targets.
5467 (split_x86_64_[1234r].stdout): New targets.
5468 (MOSTLYCLEANFILES): Add new executables.
5469 * testsuite/split_i386.sh: New file.
5470 * testsuite/split_x86_64.sh: New file.
5471 * testsuite/split_i386_1.s: New file.
5472 * testsuite/split_i386_2.s: New file.
5473 * testsuite/split_i386_3.s: New file.
5474 * testsuite/split_i386_4.s: New file.
5475 * testsuite/split_i386_n.s: New file.
5476 * testsuite/split_x86_64_1.s: New file.
5477 * testsuite/split_x86_64_2.s: New file.
5478 * testsuite/split_x86_64_3.s: New file.
5479 * testsuite/split_x86_64_4.s: New file.
5480 * testsuite/split_x86_64_n.s: New file.
5481 * testsuite/testfile.cc (Target_test): Update relocation_section
5483 * testsuite/Makefile.in: Rebuild.
5485 2009-10-06 Ian Lance Taylor <iant@google.com>
5487 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5488 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5489 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5490 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5491 the address on ldo_addrs_.
5492 (Target_i386::Relocate::fix_up_ldo): New function.
5494 2009-10-06 Rafael Espindola <espindola@google.com>
5496 * plugin.cc (add_input_library): New.
5497 (Plugin::load): Add add_input_library to tv.
5498 (Plugin_manager::add_input_file): Add the is_lib argument.
5499 (add_input_file): Update call to Plugin_manager::add_input_file.
5500 (add_input_library): New.
5501 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5503 2009-09-30 Doug Kwan <dougkwan@google.com>
5505 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5506 symbol and call Symbol::may_need_copy_reloc to determine if
5507 a copy reloc is needed.
5508 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5509 nocopyreloc is given in command line.
5510 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5511 given in command line.
5512 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5513 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5514 of the removed Target_i386::may_need_copy_reloc.
5515 * options.h (copyreloc): New option with default value false.
5516 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5517 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5518 instead of the removed Target_powerpc::may_need_copy_reloc.
5519 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5520 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5521 instead of the removed Target_sparc::may_need_copy_reloc.
5522 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5523 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5524 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5525 instead of the removed Target_x86_64::may_need_copy_reloc.
5527 2009-09-30 Ian Lance Taylor <iant@google.com>
5529 * object.h (class Object): Remove target_ field, and target,
5530 sized_target, and set_target methods.
5531 (Object::sized_target): Remove.
5532 (class Sized_relobj): Update declarations. Remove sized_target.
5533 * object.cc (Sized_relobj::setup): Remove target parameter.
5535 (Input_objects::add_object): Don't do anything with the target.
5536 (make_elf_sized_object): Add punconfigured parameter. Change all
5537 callers. Set or test parameter target.
5538 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5540 * parameters.cc (Parameters::set_target): Change parameter type to
5542 (Parameters::default_target): Remove.
5543 (set_parameters_target): Change parameter type to be non-const.
5544 (parameters_force_valid_target): New function.
5545 (parameters_clear_target): New function.
5546 * parameters.h (class Parameters): Update declarations. Remove
5547 default_target method. Add sized_target and clear_target
5548 methods. Change target_ to be non-const.
5549 (set_parameters_target): Update declaration.
5550 (parameters_force_valid_target): Declare.
5551 (parameters_clear_target): Declare.
5552 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5553 as NULL if we aren't searching.
5554 (Add_symbols::run): Don't check for compatible target.
5555 * fileread.cc (Input_file::open_binary): Call
5556 parameters_force_valid_target.
5557 * gold.cc (queue_middle_tasks): Likewise.
5558 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5559 set_target on object.
5560 * dynobj.h (class Sized_dynobj): Update declarations.
5561 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5562 make_elf_object returns NULL.
5563 (Archive::include_member): Don't check whether object target is
5565 * output.cc (Output_section::add_input_section): Get target from
5567 (Output_section::relax_input_section): Likewise.
5568 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5570 (Sized_relobj::do_scan_relocs): Likewise.
5571 (Sized_relobj::relocate_sections): Likewise.
5572 * resolve.cc (Symbol_table::resolve): Likewise.
5573 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5574 parameter. Change all callers.
5575 (Symbol_table::add_from_object): Get target from parameters.
5576 (Symbol_table::add_from_relobj): Don't check object target.
5577 (Symbol_table::add_from_dynobj): Likewise.
5578 (Symbol_table::define_special_symbol): Get target from
5580 * symtab.h (class Symbol_table): Update declaration.
5581 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5582 parameter. Change all callers. Clear parameter target.
5583 (Binary_test): Test target here.
5584 * testsuite/object_unittest.cc (gold_testsuite): Remove
5585 target_test_pointer parameter. Change all callers.
5586 (Object_test): Test target here.
5588 2009-09-26 Ian Lance Taylor <iant@google.com>
5590 * testsuite/initpri1.c: Don't try to use constructor priorities if
5591 compiling with gcc before 4.3.
5593 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5595 * testsuite/retain_symbols_file_test.sh (check_present): Change
5596 output file name to retain_symbols_file_test.stdout.
5597 (check_absent): Likewise.
5599 2009-09-18 Craig Silverstein <csilvers@google.com>
5601 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5602 * options.cc: Include <cerrno> and <fstream>.
5603 (General_options::finalize): Parse -retain-symbols-file tag.
5604 * options.h: New flag.
5605 (General_options): New method should_retain_symbol, new
5606 variable symbols_to_retain.
5607 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5608 should_retain_symbol map.
5609 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5610 * testsuite/Makefile.in: Regenerate.
5611 * testsuite/retain_symbols_file_test.sh: New file.
5613 2009-09-18 Nick Clifton <nickc@redhat.com>
5615 * po/es.po: Updated Spanish translation.
5617 2009-09-17 Doug Kwan <dougkwan@google.com>
5619 * debug.h (DEBUG_RELAXATION): New constant.
5620 (DEBUG_ALL): Add DEBUG_RELAXATION.
5621 (debug_string_to_enum): Add relaxation debug option.
5623 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5624 Layout::Relaxation_debug_check::read_sections,
5625 Layout::Relaxation_debug_check::read_sections): New method definitions.
5626 (Layout::Layout): Initialize data members
5627 record_output_section_data_from_scrips_,
5628 script_output_section_data_list_ and relaxation_debug_check_.
5629 (Layout::save_segments, Layout::restore_segments,
5630 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5631 Layout::relaxation_loop_body): New method definitions.
5632 (Layout::finalize): Support relaxation. Move section layout code to
5633 Layout::relaxation_loop_body.
5634 (Layout::set_asection_address_from_script): Move code for orphan
5635 section placement out.
5636 (Layout::place_orphan_sections_in_script): New method definition.
5637 * layout.h (Output_segment_headers, Output_file_header):
5638 New forward class declarations.
5639 (Layout::~Layout): Define.
5640 (Layout::new_output_section_data_from_script): New method definition.
5641 (Layout::place_orphan_sections_in_script): New method declaration.
5642 (Layout::Segment_states): New type declaration.
5643 (Layout::save_segments, Layout::restore_segments,
5644 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5645 Layout::relaxation_loop_body): New method declarations.
5646 (Layout::Output_section_data_list): New type declaration.
5647 (Layout::Relaxation_debug_check): New class definition.
5648 (Layout::record_output_section_data_from_script_,
5649 Layout::script_output_section_data_list_, Layout::segment_states_,
5650 Layout::relaxation_debug_check_): New data members.
5651 * output.cc: (Output_section_headers::do_size): New method definition.
5652 (Output_section_headers::Output_section_headers): Move size
5653 computation to Output_section_headers::do_size.
5654 (Output_segment_headers::do_size): New method definition.
5655 (Output_file_header::Output_file_header): Move size computation to
5656 Output_file_header::do_size and call it.
5657 (Output_file_header::do_size): New method definition.
5658 (Output_data_group::Output_data_group): Adjust call to
5659 Output_section_data.
5660 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5661 (Output_symtab_xindex::do_write): Add array bound check.
5662 (Output_section::Input_section::print_to_mapfile): Handle
5663 RELAXED_INPUT_SECTION_CODE.
5664 (Output_section::Output_section): Initialize data member checkpoint_.
5665 (Output_section::~Output_section): Delete checkpoint object pointed
5667 (Output_section::add_input_section): Always add an Input_section if
5669 (Output_section::add_merge_input_section): Add assert.
5670 (Output_section::relax_input_section): New method definition.
5671 (Output_section::set_final_data_size): Set load address to zero for
5672 an unallocated section.
5673 (Output_section::do_address_and_file_offset_have_reset_values):
5674 New method definition.
5675 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5676 Handle relaxed input section.
5677 (Output_section::sort_attached_input_sections): Checkpoint input
5678 section list lazily.
5679 (Output_section::get_input_sections): Change type of input_sections to
5680 list of Simple_input_section pointers. Checkpoint input section list
5681 lazily. Also handle relaxed input sections.
5682 (Output_section::add_input_section_for_script): Take a reference to
5683 a Simple_input_section object instead of Relobj pointer and section
5684 index as parameter. Handle relaxed input sections.
5685 (Output_section::save_states, Output_section::restore_states): New
5687 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5688 (Output_data::is_data_size_fixed): New method definition.
5689 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5691 (Output_data::address_and_file_offset_have_reset_values): New method
5693 (Output_data::do_address_and_file_offset_have_reset_values): New method
5695 (Output_data::set_data_size): Check that data size is not fixed.
5696 (Output_data::fix_data_size): New method definition.
5697 (Output_data::is_data_size_fixed_): New data member.
5698 (Output_section_headers::set_final_data_size): New method definition.
5699 (Output_section_headers::do_size): New method declaration.
5700 (Output_segment_headers::set_final_data_size): New method definition.
5701 (Output_segment_headers::do_size): New method declaration.
5702 (Output_file_header::set_final_data_size)::New method definition.
5703 (Output_file_header::do_size)::New method declaration.
5704 (Output_section_data::Output_section_data): Add new parameter
5705 is_data_size_fixed and use it to fix data size.
5706 (Output_data_const::Output_data_const): Adjust call to base class
5707 constructor and fix data size.
5708 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5709 base class constructor and fix data size.
5710 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5711 base class constructor and fix data size.
5712 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5713 class constructor and fix data size.
5714 (Output_data_group::set_final_data_size): New method definition.
5715 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5716 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5717 class constructor and fix data size.
5718 (Output_relaxed_input_section): New class definition.
5719 (Output_section::Simple_input_section): New class definition.
5720 (Output_section::get_input_sections): Adjust parameter list.
5721 (Output_section::add_input_section_for_script): Same.
5722 (Output_section::save_states, Output_section::restore_states,
5723 Output_section::do_address_and_file_offset_have_reset_values,
5724 (Output_section::Input_section::Input_section): Handle
5725 RELAXED_INPUT_SECTION_CODE. Add new overload for
5726 Output_relaxed_input_section.
5727 (Output_section::Input_section::is_input_section,
5728 Output_section::Input_section::set_output_section): Handle relaxed
5730 (Output_section::Input_section::is_relaxed_input_section,
5731 Output_section::Input_section::output_section_data,
5732 Output_section::Input_section::relaxed_input_section): New method
5734 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5736 (Output_section::Input_section::u1_): Update comments.
5737 (Output_section::Input_section::u2_): Add new union member poris.
5738 (Output_section::Checkpoint_output_section): New classs definition.
5739 (Output_section::relax_input_section): New method declaration.
5740 (Output_section::checkpoint_): New data member.
5741 (Output_segment): Update comments.
5742 (Output_segment::Output_segment): Un-privatize copy constructor.
5743 (Output_segment::operator=): Un-privatize.
5744 * script-sections.cc (Output_section_element::Input_section_list):
5745 Change element type to Output_section::Simple_input_section.
5746 (Output_section_element_dot_assignment::set_section_addresses):
5747 Register output section data for relaxation clean up.
5748 (Output_data_exression::Output_data_expression): Adjust call to base
5749 constructor to fix data size.
5750 (Output_section_element_data::set_section_addresses): Register
5751 Output_data_expression object for relaxation clean up.
5752 (struct Input_section_info): Replace Relobj pointer and section index
5753 pair with Output_section::Simple_input_section and Convert struct to a
5755 (Input_section_sorter::operator()): Adjust access to
5756 Input_section_info data member to use accessors.
5757 (Output_section_element_input::set_section_addresses): Use layout
5758 parameter. Adjust code to use Output_section::Simple_input_section
5759 and Input_secction_info classes. Register filler for relaxation
5761 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5762 and section index pair with Output_section::Simple_input_section
5763 class. Adjust code accordingly.
5764 (Phdrs_element::release_segment): New method definition.
5765 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5767 (Script_sections::release_segments): New method definition.
5768 * gold/script-sections.h (Script_sections::release_segments): New
5770 * gold/target.h (Target::may_relax, Target::relax,
5771 Target::do_may_relax, Target::do_relax): New method definitions.
5773 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5775 * arm.cc (has_signed_unsigned_overflow): New function.
5776 (Arm_relocate_functions::abs8): New function.
5777 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5778 (Target_arm::Scan::global): Likewise.
5779 (Target_arm::relocate::relocate): Likewise.
5780 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5783 2009-09-16 Cary Coutant <ccoutant@google.com>
5785 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5786 * testsuite/Makefile.in: Regenerate.
5788 2009-09-11 Nick Clifton <nickc@redhat.com>
5790 * po/gold.pot: Updated by the Translation project.
5792 2009-09-08 Cary Coutant <ccoutant@google.com>
5794 * output.cc (Output_file::open): Add execute permission to empty file.
5795 * testsuite/Makefile.am (permission_test): New test.
5796 * testsuite/Makefile.in: Regenerate.
5798 2009-09-02 Ian Lance Taylor <iant@google.com>
5800 * output.cc (Output_file::resize): Call map_no_anonymous rather
5803 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5805 * gold.cc: Include "incremental.h".
5806 (queue_initial_tasks): Call Incremental_checker methods.
5807 * incremental.cc: Include "output.h".
5808 (Incremental_checker::can_incrementally_link_output_file): New
5810 * incremental.h (Incremental_checker): New class.
5812 * output.cc (Output_file::open_for_modification): New method.
5813 (Output_file::map_anonymous): Changed return type to bool. Record
5815 (Output_file::map_no_anonymous): New method, broken out of map.
5816 (Output_file::map): Use map_no_anonymous and map_anonymous.
5817 * output.h (class Output_file): Update declarations.
5819 2009-08-24 Cary Coutant <ccoutant@google.com>
5821 * options.h (Command_line::Pre_options): New class.
5822 (Command_line::pre_options): New member.
5823 * options.cc (gold::options::ready_to_register): New variable.
5824 (One_option::register_option): Do nothing if not registering options.
5825 Assert if same short option registered twice.
5826 (General_options::General_options): Turn off option registration when
5828 (Command_line::Pre_options::Pre_options): New constructor.
5830 2009-08-24 Cary Coutant <ccoutant@google.com>
5832 * options.h (General_options::no_keep_memory): Remove incorrect
5835 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5837 * Makefile.am (am__skiplex, am__skipyacc): New.
5838 * Makefile.in: Regenerate.
5840 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5842 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5843 (INCLUDES): ... this.
5844 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5845 (AM_CPPFLAGS): Renamed from ...
5846 (INCLUDE): ... this.
5847 * Makefile.in, testsuite/Makefile.in: Regenerate.
5849 * Makefile.in: Regenerate.
5850 * aclocal.m4: Likewise.
5851 * config.in: Likewise.
5852 * configure: Likewise.
5853 * testsuite/Makefile.in: Likewise.
5855 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5856 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5857 * Makefile.in: Regenerate.
5858 * testsuite/Makefile.in: Regenerate.
5860 2009-08-19 Cary Coutant <ccoutant@google.com>
5862 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5863 symbols in shared libraries overridden by hidden or internal symbols
5864 in the main program.
5866 2009-08-19 Chris Demetriou <cgd@google.com>
5868 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5869 checking source file names in error messages.
5871 2009-08-18 Doug Kwan <dougkwan@google.com>
5873 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5874 an elcpp::Ehdr as parameter. Adjust call to set_target.
5875 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5876 an elfcpp::Ehdr as parameter.
5877 * object.cc (Object::set_target): Remove the version that looks up
5878 a target and sets it.
5879 (Sized_relobj::setup): Take a Target object instead of
5880 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5881 (make_elf_sized_object): Find target and ask target to
5883 * object.h: (Object::set_target): Remove the version that looks up
5884 a target and sets it.
5885 (Sized_relobj::setup): Take a Target object instead of
5886 an elfcpp:Ehdr as parameter.
5887 * target.cc: Include dynobj.h.
5888 (Target::do_make_elf_object_implementation): New.
5889 (Target::do_make_elf_object): New.
5890 * target.h (Target::make_elf_object): New template declaration.
5891 (Target::do_make_elf_object): New method declarations.
5892 (Target::do_make_elf_object_implementation): New template declaration.
5894 2009-08-14 Ian Lance Taylor <iant@google.com>
5896 * gold.h (FUNCTION_NAME): Define.
5897 (gold_unreachable): Use FUNCTION_NAME.
5899 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5901 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5902 symbol in the --keep-unique list is not found.
5904 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5906 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5907 been maked as --keep-unique.
5908 (Icf::unfold_section): New function.
5909 * icf.h (Icf::unfold_section): New function.
5910 * options.h (General_options::keep_unique): New option.
5911 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5912 * testsuite/Makefile.in: Regenerate.
5913 * testsuite/icf_keep_unique_test.sh: New file.
5914 * testsuite/icf_keep_unique_test.cc: New file.
5916 2009-08-12 Cary Coutant <ccoutant@google.com>
5919 * resolve.cc (Symbol_table::resolve): Check for references from
5920 dynamic objects to hidden and internal symbols.
5921 * testsuite/Makefile.am (hidden_test.sh): New test.
5922 * testsuite/Makefile.in: Regenerate.
5923 * testsuite/hidden_test.sh: New script.
5924 * testsuite/hidden_test_1.c: New test source.
5925 * testsuite/hidden_test_main.c: New test source.
5927 2009-08-11 Doug Kwan <dougkwan@google.com>
5929 * arm.cc: Update comments.
5930 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5931 segment to locate the .ARM.exidx section if present.
5933 2009-08-09 Doug Kwan <dougkwan@google.com>
5935 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5938 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5939 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5942 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5944 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5945 valid tls_segment only for non-debug-section relocations.
5946 * testsuite/Makefile.am: Add gc_tls_test.
5947 * testsuite/Makefile.in: Regenerate.
5948 * testsuite/gc_tls_test.cc: New file.
5949 * testsuite/gc_tls_test.sh: New file.
5951 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5955 * Makefile.am (CCFILES): Add icf.cc.
5957 * Makefile.in: Regenerate.
5958 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5959 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5960 section, symbol and addend information for the relocs.
5961 * gold.cc (queue_middle_tasks): Call identical code folding.
5962 * gold.h: Add defines for multimap.
5963 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5964 to the call of finalize_local_symbols.
5965 * main.cc (main): Create object of class Icf.
5966 * object.cc (Sized_relobj::do_layout): Allow this function to be
5967 called twice during icf.
5968 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5969 to sections marked as identical by icf.
5970 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5972 (Sized_relobj::do_section_entsize): New function.
5973 * object.h (Object::section_entsize): New function.
5974 (Object::do_section_entsize): New pure virtual function.
5975 (Relobj::finalize_local_symbols): Add new parameter.
5976 (Relobj::do_section_entsize): New function.
5977 * options.h (General_options::icf): New option.
5978 (General_options::icf_iterations): New option.
5979 (General_options::print_icf_sections): New option.
5980 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5981 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5982 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5984 * symtab.cc (Symbol_table::is_section_folded): New function.
5985 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5986 to sections marked as identical by icf.
5987 * symtab.h (Symbol_table::set_icf): New function.
5988 (Symbol_table::icf): New function.
5989 (Symbol_table::is_section_folded): New function.
5990 (Symbol_table::icf_): New data member.
5991 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5992 * testsuite/Makefile.am: Add commands to build icf_test.
5993 * testsuite/Makefile.in: Regenerate.
5994 * testsuite/icf_test.sh: New file.
5995 * testsuite/icf_test.cc: New file.
5997 2009-07-24 Chris Demetriou <cgd@google.com>
5999 * layout.cc (is_compressible_debug_section): Fix incorrect
6000 comment about compressed section names.
6002 2009-07-20 Ian Lance Taylor <ian@airs.com>
6005 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6007 2009-07-16 Ian Lance Taylor <iant@google.com>
6010 * layout.h: #include <map>.
6011 (class Kept_section): Change from struct to class. Add accessors
6012 and setters. Add section size to Comdat_group mapping. Change
6013 Comdat_group to std::map. Add is_comdat_ field. Add
6014 linkonce_size field in union.
6015 (class Layout): Update declaration of find_or_add_kept_section.
6016 Don't declare find_kept_object.
6017 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6018 parameter. Add object, shndx, is_comdat, and is_group_name
6019 parameters. Change all callers. Adjust for new Kept_section.
6020 (Layout::find_kept_object): Remove.
6021 * object.cc (Sized_relobj::include_section_group): Update use of
6022 Kept_section. Rename secnum to shndx. Only record
6023 Kept_comdat_section if sections are the same size.
6024 (Sized_relobj::include_linkonce_section): Update use of
6025 Kept_section. Only record Kept_comdat_section if sections are the
6026 same size. Set size of linkonce section.
6027 (Sized_relobj::map_to_kept_section): Update call to
6028 get_kept_comdat_section.
6029 * object.h (class Sized_relobj): Rename fields in
6030 Kept_comdat_section to drop trailing underscores; change object
6031 field to Relobj*. Change Kept_comdat_section_table to store
6032 struct rather than pointer.
6033 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6034 Add kept_object and kept_shndx parameters. Change all callers.
6035 (Sized_relobj::get_kept_comdat_section): Change return type to
6036 bool. Add kept_object and kept_shndx parameters. Change all
6038 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6039 Layout::find_or_add_kept_section.
6041 2009-07-09 Ian Lance Taylor <iant@google.com>
6043 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6044 Reserve space in the hash table.
6046 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6048 * fileread.cc (File_read::get_mtime): New method.
6049 * fileread.h (Timespec): New structure.
6050 (File_read::get_mtime): New method.
6051 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6052 Renamed from timestamp_nsec.
6053 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6055 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6057 (Incremental_inputs::report_archive): Save mtime; style fix.
6058 (Incremental_inputs::report_obejct): Save mtime; style fix.
6059 (Incremental_inputs::report_script): Save mtime; style fix.
6060 (Incremental_inputs::finalize_inputs): Style fix.
6061 (Incremental_inputs::finalize): Style fix.
6062 (Incremental_inputs::create_input_section_data): Store inputs
6064 * incremental.h (Incremental_inputs::report_script): Add mtime
6066 (Incremental_inputs::Input_info::Input_info): Intialize only one
6068 (Incremental_inputs::Input_info::archive): Move to nameless
6070 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6071 (Incremental_inputs::Input_info::script): Move to nameless union.
6072 (Incremental_inputs::mtime): New field.
6073 * script.cc (read_input_script): Pass file mtime to
6075 * script.h (Script_info::inputs): Style fix.
6077 2009-07-01 Ian Lance Taylor <ian@airs.com>
6079 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6082 2009-06-24 Ian Lance Taylor <iant@google.com>
6085 * layout.cc (Layout::choose_output_section): If we find an
6086 existing section, update the flags.
6087 (Layout::create_notes): New function, broken out of
6089 (Layout::finalize): Don't create note sections.
6090 (Layout::create_note): Don't crash if linker script discards
6092 (Layout::create_gold_note): Likewise.
6093 (Layout::create_build_id): Likewise. Don't set
6094 after_input_sections on the section.
6095 (Layout::create_executable_stack_info): Remove target parameter.
6097 * layout.h (class Layout): Declare create_notes. Update
6098 declaration of create_executable_stack_info.
6099 * gold.cc (queue_middle_tasks): Call create_notes.
6100 * output.cc (Output_section::update_flags_for_input_section): Move
6101 here from output.h. If SHF_ALLOC flag is newly set, mark address
6103 * output.h (Output_data::mark_address_invalid): New function.
6104 (class Output_section): Only declare, not define,
6105 update_flags_for_input_section. Remove set_flags.
6107 2009-06-24 Ian Lance Taylor <iant@google.com>
6109 * script-sections.cc (Output_section_definition::
6110 set_section_addresses): Rename shadowing local load_address to
6113 2009-06-24 Ian Lance Taylor <iant@google.com>
6116 * reloc.cc (relocate_sections): Skip empty relocation sections.
6118 2009-06-23 Ian Lance Taylor <iant@google.com>
6121 * layout.cc (Layout::create_note): Use choose_output_section
6122 rather than make_output_section.
6124 2009-06-23 Ian Lance Taylor <iant@google.com>
6127 * options.cc (General_options::parse_V): Set printed_version_.
6128 (General_options::General_options): Initialize printed_version_.
6129 * options.h (class General_options): Add printed_version_ field.
6130 * gold.cc (queue_initial_tasks): If there are no input files,
6131 don't give a fatal error if we printed the version information.
6132 (queue_middle_tasks): If using -r with a shared object, give a
6133 fatal error rather than an ordinary error.
6135 2009-06-23 Ian Lance Taylor <iant@google.com>
6138 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6139 (Layout::make_output_section): Set have_stabstr_section_ if we see
6140 a .stab*str section.
6141 (Layout::finalize): Call link_stabs_sections.
6142 (Layout::link_stabs_sections): New file.
6143 * layout.h (class Layout): Add have_stabstr_section_ field.
6144 Declare link_stabs_sections.
6146 2009-06-23 Doug Kwan <dougkwan@google.com>
6148 * Makefile.am (libgold_a_LIBADD): New.
6149 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6150 * Makefile.in: Regenerate.
6151 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6152 * configure: Regenerate.
6153 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6154 * fileread.cc: Include sys/state.h
6155 * gold.h: Declare memmem and strndup if found missing.
6156 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6158 2009-06-23 Ian Lance Taylor <iant@google.com>
6160 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6161 * configure: Rebuild.
6163 2009-06-23 Ian Lance Taylor <iant@google.com>
6166 * object.cc (Object::section_contents): Don't try to get a view if
6167 the section has length zero.
6168 (Object::handle_gnu_warning_section): If the section is empty, use
6169 the name of the section as the warning.
6171 2009-06-23 Ian Lance Taylor <iant@google.com>
6174 * stringpool.h (class Stringpool_template): Add optimize_ field.
6175 (Stringpool_template::set_optimize): New function.
6176 * stringpool.cc (Stringpool_template::Stringpool_template):
6177 Initialize optimize_ field.
6178 (Stringpool_template::set_string_offsets): Test local optimize
6179 fild rather than parameter.
6180 * layout.cc (Layout::Layout): Call set_optimize on the section
6183 2009-06-22 Ian Lance Taylor <iant@google.com>
6186 * yyscript.y: Parse TARGET.
6187 * script.cc (script_set_target): New function.
6188 * script-c.h (script_set_target): Declare.
6189 * options.cc (General_options::string_to_object_format): Rename
6190 from string_to_object_format in anonymous namespace. Change
6192 * options.h (class General_options): Declare
6193 string_to_object_format.
6195 2009-06-22 Ian Lance Taylor <iant@google.com>
6197 * script-sections.cc (Script_sections::create_segments): Don't put
6198 program headers in a PT_LOAD segment if -n or -N.
6200 2009-06-22 Ian Lance Taylor <iant@google.com>
6203 * options.h (class General_options): Add -z lazy and -z now. Sort
6204 -z options into alphabetical order.
6205 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6207 2009-06-21 Ian Lance Taylor <iant@google.com>
6209 * layout.cc (Layout::make_output_section): Call
6210 Target::new_output_section.
6211 (Layout::attach_allocated_section_to_segment): Put large section
6212 sections in a separate load segment with the large segment flag
6214 (Layout::segment_precedes): Sort large data segments after other
6216 (align_file_offset): New static function.
6217 (Layout::set_segment_offsets): Use align_file_offset.
6218 * output.h (class Output_section): Add is_small_section_ and
6219 is_large_section_ fields.
6220 (Output_section::is_small_section): New function.
6221 (Output_section::set_is_small_section): New function.
6222 (Output_section::is_large_section): New function.
6223 (Output_section::set_is_large_section): New function.
6224 (Output_section::is_large_data_section): New function.
6225 (class Output_segment): Add is_large_data_segment_ field.
6226 (Output_segment::is_large_data_segment): New function.
6227 (Output_segment::set_is_large_data_segment): New function.
6228 * output.cc (Output_section::Output_section): Initialize new
6230 (Output_segment::Output_segment): Likewise.
6231 (Output_segment::add_output_section): Add assertion that large
6232 data sections always go in large data segments. Force small data
6233 sections to the end of the list of data sections. Force small BSS
6234 sections to the start of the list of BSS sections. For large BSS
6235 sections to the end of the list of BSS sections.
6236 * symtab.h (class Symbol): Declare is_common_shndx.
6237 (Symbol::is_defined): Check Symbol::is_common_shndx.
6238 (Symbol::is_common): Likewise.
6239 (class Symbol_table): Define enum Commons_section_type. Update
6240 declarations. Add small_commons_ and large_commons_ fields.
6241 * symtab.cc (Symbol::is_common_shndx): New function.
6242 (Symbol_table::Symbol_table): Initialize new fields.
6243 (Symbol_table::add_from_object): Put small and large common
6244 symbols in the right list.
6245 (Symbol_table::sized_finalized_symbol): Check
6246 Symbol::is_common_shndx.
6247 (Symbol_table::sized_write_globals): Likewise.
6248 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6249 common symbol lists. Don't call do_allocate_commons_list if the
6251 (Symbol_table::do_allocate_commons_list): Remove is_tls
6252 parameter. Add comons_section_type parameter. Change all
6253 callers. Handle small and large common symbols.
6254 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6255 Symbol::is_common_shndx.
6256 * resolve.cc (symbol_to_bits): Likewise.
6257 * target.h (Target::small_common_shndx): New function.
6258 (Target::small_common_section_flags): New function.
6259 (Target::large_common_shndx): New function.
6260 (Target::large_common_section_flags): New function.
6261 (Target::new_output_section): New function.
6262 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6263 small_common_section_flags, and large_common_section_flags
6265 (Target::do_new_output_section): New virtual function.
6266 * arm.cc (Target_arm::arm_info): Initialize new fields.
6267 * i386.cc (Target_i386::i386_info): Likewise.
6268 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6270 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6271 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6272 (Target_x86_64::do_new_output_section): New function.
6273 * configure.ac: Define conditional MCMODEL_MEDIUM.
6274 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6275 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6276 (large_LDFLAGS): Define.
6277 * testsuite/large.c: New file.
6278 * testsuite/testfile.cc (Target_test::test_target_info):
6279 Initialize new fields.
6280 * configure, testsuite/Makefile.in: Rebuild.
6282 2009-06-05 Doug Kwan <dougkwan@google.com>
6284 * Makefile.am (CCFILES): Add target.cc.
6285 * Makefile.in: Regenerate.
6286 * i386.cc (class Target_i386): Define new virtual method to
6287 override do_is_local_label_name in parent.
6288 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6289 local symbols if --discard-locals or -X is given.
6290 * options.h (class General_options): Declare new options
6291 '--discard-locals' and '-X' for discarding locals.
6292 * target.h (class Target): Define new methods is_local_label_name.
6293 Declare new virtual method do_is_local_label_name.
6294 * target.cc: New file.
6295 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6296 (check_SCRIPTS): Add discard_locals_test.sh.
6297 (check_DATA): Add discard_local_tests.syms.
6298 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6299 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6300 * testsuite/Makefile.in: Regenerate.
6301 * testsuite/discard_locals_test.c: New file.
6302 * testsuite/discard_locals_test.sh: Same.
6304 2009-06-05 Doug Kwan <dougkwan@google.com>
6306 * object.cc (Sized_relobj::Sized_relobj): Initialize
6307 discarded_eh_frame_shndx_ to -1U.
6308 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6310 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6311 a discarded .eh_frame section.
6312 (Sized_relobj::do_finalize_local_symbols): Ditto.
6313 * object.h (class Sized_relobj): Declare new member
6314 discarded_eh_frame_shndx_.
6315 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6316 (local_labels_test.o, local_labels_test): New rules.
6317 * testsuite/Makefile.in: Regenerate.
6319 2009-06-04 Doug Kwan <dougkwan@google.com>
6321 * layout.cc (Layout::section_name_mapping): Add mapping for
6322 special ARM sections.
6324 2009-06-03 Doug Kwan <dougkwan@google.com>
6326 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6327 (utils::has_overflow): Same.
6329 2009-06-03 Ian Lance Taylor <iant@google.com>
6331 * layout.cc (Layout::section_name_mapping): New array, replacing
6332 Layout::linkonce_mapping.
6333 (Layout::section_name_mapping_count): New variable, replacing
6334 Layout::linkonce_mapping_count.
6335 (Layout::linkonce_output_name): Remove.
6336 (Layout::output_section_name): Rewrite.
6337 * layout.h (class Layout): Rename Linkonce_mapping to
6338 Section_name_mapping, linkonce_mapping to section_name_mapping,
6339 linkonce_mapping_count to section_name_mapping_count. Don't
6340 declare linkonce_output_name.
6342 2009-06-03 Doug Kwan <dougkwan@google.com>
6344 * gold/arm.cc (namespace utils): New.
6345 (Target_arm::reloc_is_non_pic): Define new method.
6346 (class Arm_relocate_functions): New.
6347 (Target_arm::Relocate::relocate): Handle relocation types used by
6350 2009-06-03 Ian Lance Taylor <iant@google.com>
6352 * arm.cc (Target_arm::scan::global): Use || instead of |.
6354 2009-06-02 Doug Kwan <dougkwan@google.com>
6356 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6357 issued_non_pic_error_.
6358 (class Target_arm::Scan): Declare new method check_non_pic.
6359 Define new method symbol_needs_plt_entry.
6360 Declare new data member issued_non_pic_error_.
6361 (class Target_arm::Relocate): Declare new method
6362 should_apply_static_reloc.
6363 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6364 (Target_arm::Scan::check_non_pic): Define new method.
6365 (Target_arm::Scan::local): Handle a small subset of reloc types used
6367 (Target_arm::Scan::local): Same.
6368 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6370 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6372 * incremental.cc (Incremental_inputs::report_command_line): Filter
6373 out --incremental-* options.
6375 2009-05-29 Doug Kwan <dougkwan@google.com>
6377 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6379 (class Target_arm): Update comment.
6380 (Target_arm::Target_arm): Initialize new data members GOT_,
6381 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6382 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6383 and Target_arm::rel_dyn_section.
6384 Declare new_enum Target_arm::Got_type.
6385 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6387 Update commments for member do_dynsym_value.
6388 (Target_arm::got_size, Target_arm::plt_section,
6389 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6390 new methods inside class defintion.
6391 (Target_arm::got_section): Define new method.
6392 (Target_arm::rel_dyn_section): Same.
6393 (Output_data_plt_arm): New template class.
6394 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6395 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6396 (Output_data_plt_arm::add_entry): Same.
6397 (Output_data_plt_arm::first_plt_entry): Define new
6398 static data member for PLT instruction template.
6399 (Output_data_plt_arm::plt_entry): Same.
6400 (Output_data_plt_arm::do_write): Define new method.
6401 (Target_arm::make_plt_entry): Same.
6402 (Target_arm::do_finalize_sections): Same.
6403 (Target_arm::do_dynsym_value): Same.
6405 2009-05-28 Doug Kwan <dougkwan@google.com>
6407 * Makefile.am (TARGETSOURCES): Add arm.cc.
6408 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6409 * Makefile.in: Regenerate.
6411 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6413 2009-05-26 Doug Kwan <dougkwan@google.com>
6415 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6416 (General_options::check_excluded_libs): Strip off directories in
6417 archive name before matching like GNU ld does.
6418 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6419 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6420 (exclude_libs_test_LDFLAGS): Add linker option
6421 -Wl,--exclude-libs,libexclude_libs_test_3
6422 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6423 an explicit archive without using -l.
6424 (alt/libexclude_libs_test_3.a): New make rule.
6425 * testsuite/Makefile.in: Regenerate.
6426 * testsuite/exclude_libs_test.c : Declare lib3_default().
6428 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6429 * exclude_libs_test_3.c: New file.
6431 2009-05-26 Nick Clifton <nickc@redhat.com>
6433 * po/id.po: New Indonesian translation.
6434 * po/gold.pot: Updated template file.
6436 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6438 * testsuite/Makefile.am: Add -ffunction-sections to compile
6439 gc_comdat_test files. Add -Wl,--gc-sections to build
6441 * testsuite/Makefile.in: Regenerate.
6442 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6444 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6446 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6447 kept comdat section was garbage collected.
6448 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6449 * testsuite/Makefile.in: Regenerate.
6450 * testsuite/gc_comdat_test.sh: New file.
6451 * testsuite/gc_comdat_test_1.cc: New file.
6452 * testsuite/gc_comdat_test_2.cc: New file.
6454 2009-05-19 Doug Kwan <dougkwan@google.com>
6456 * archive.cc (Archive::Archive): Move constructor from archive.h
6457 to here. Initialize no_export_.
6458 (Archive::get_elf_object_for_member): Set no_export flag of object.
6459 * archive.h (Archive::Archive): Move constructor body to
6461 (Archive::no_export): New method.
6462 (Archive::no_export_): New field.
6463 * object.h (Object::Object): Initialize no_export_ to false.
6464 (Object::no_export, Object::set_no_export): New methods.
6465 (Object::no_export_): New field.
6466 * options.cc (General_options::parse_exclude_libs): New method.
6467 (General_options::check_excluded_libs) Same.
6468 * options.h (exclude_libs): New option.
6469 (General_options::check_excluded_libs): New method declaration.
6470 (General_options::excluded_libs_): New field.
6471 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6472 default or protected visibility if an object has no-export flag set.
6473 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6474 (check_SCRIPTS): Add exclude_libs_test.sh.
6475 (check_DATA): Add exclude_libs_test.syms.
6476 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6477 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6478 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6479 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6480 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6481 libexclude_libs_test_2.a): New rules.
6482 * testsuite/Makefile.in: Regenerate.
6483 * testsuite/exclude_libs_test.c: New file.
6484 * testsuite/exclude_libs_test.sh: Ditto.
6485 * testsuite/exclude_libs_test_1.c: Ditto.
6486 * testsuite/exclude_libs_test_2.c: Ditto.
6488 2009-05-15 Ian Lance Taylor <iant@google.com>
6490 * configure.ac: Check for declarations for cases where libiberty.h
6491 checks HAVE_DECL_xxx.
6492 * configure, config.in: Rebuild.
6494 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6496 * gold.h (Incremental_argument_list): Remove (invalid) forward
6498 * incremental.cc (Incremental_inputs::report_achive): New method.
6499 (Incremental_inputs::report_object): New method.
6500 (Incremental_inputs::report_script): New method.
6501 (Incremental_inputs::finalize_inputs): New method.
6502 (Incremental_inputs::finalize): Call finalize_inputs().
6503 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6504 Create inputs entries.
6505 * incremental.h (Incremental_input_type): New enum.
6506 (Incremental_inputs::Incremental_input): Initialize new fields.
6507 (Incremental_inputs::report_inputs): New method.
6508 (Incremental_inputs::report_achive): New method.
6509 (Incremental_inputs::report_object): New method.
6510 (Incremental_inputs::report_script): New method.
6511 (Incremental_inputs::finalize_inputs): New method.
6512 (Incremental_inputs::Input_info): New struct.
6513 (Incremental_inputs::Input_info_map): New typedef.
6514 (Incremental_inputs::lock_): New field.
6515 (Incremental_inputs::Inputs_): New field.
6516 (Incremental_inputs::Inputs_map): New field.
6517 * main.cc (main): Call Incremental_input::report_inputs.
6518 * options.h (Input_argument_list): Typedef moved from
6520 (Input_file_group::Files): Remove, use ::Input_argument_list.
6521 (Input_file_group::Input_argument_list): Remove, use
6522 ::Input_argument_list.
6523 * plugin.cc (Plugin_manager::add_input_file): Add error in
6525 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6527 * script.cc (read_input_script): Call
6528 Incremental_input::report_script.
6529 * script.h (Script_info): New class.
6531 2009-04-27 Ian Lance Taylor <iant@google.com>
6533 * x86_64.cc (do_adjust_output_section): Set entsize to
6536 2009-04-23 Elliott Hughes <enh@google.com>
6538 * output.cc (Output_file::close): After short writes, continue
6539 writing from the correct offset in the buffer being written.
6541 2009-04-23 Chris Demetriou <cgd@google.com>
6543 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6544 * configure: Regenerate.
6545 * config.in: Regenerate.
6546 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6547 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6549 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6551 * incremental.cc (Incremental_inputs_header_data): Renamed from
6552 Incremental_input_header_data.
6553 (Incremental_inputs_header_data::data_size): New field.
6554 (Incremental_inputs_header_data::put_input_file_count): Renamed
6555 from input_file_count.
6556 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6557 from command_line_offset.
6558 (Incremental_inputs_header_data::put_reserved): Renamed from
6560 (Incremental_inputs_entry_data): Renamed from
6561 Incremental_input_entry_data.
6562 (Incremental_inputs_entry_data::data_size): New field.
6563 (Incremental_inputs::report_command_line): New method.
6564 (Incremental_inputs::finalize): New method.
6565 (Incremental_inputs::create_incremental_inputs_data): New method.
6566 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6567 * incremental.h: New file.
6568 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6569 (Layout::finalize): Create incremental inputs section in
6571 (Layout::create_incremental_info_sections): New method.
6572 * layout.h (Layout::incremental_inputs): New method.
6573 (Layout::create_incremental_info_sections): New method.
6574 (Layout::incremental_inputs_): New field.
6575 * main.cc (main): Notify Incremental_input of the command line.
6577 2009-04-01 Ian Lance Taylor <iant@google.com>
6578 Mikolaj Zalewski <mikolajz@google.com>
6580 * gold.h (reserve_unordered_map): Define, three versions, one for
6581 each version of Unordered_map.
6582 * layout.cc (Layout::Layout): Remove options parameter. Add
6583 number_of_input_files parameter. Don't initialize options_.
6584 Initialize number_of_input_files_ and resized_signatures_. Move
6585 sections_are_attached_.
6586 (Layout::layout_group): Reserve space for group_signatures_.
6587 (Layout::find_or_add_kept_section): Change name parameter to be a
6588 reference. Resize signatures_ map when it gets large enough.
6589 (Layout::layout_eh_frame): Use parameters->options() instead of
6591 (Layout::make_output_section): Likewise.
6592 (Layout::attach_allocated_section_to_segment): Likewise.
6593 (Layout::finalize, Layout::create_executable_stack): Likewise.
6594 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6595 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6596 * layout.h (class Layout): Update declarations. Remove options_
6597 field. Add number_of_input_files_ and resized_signatures_
6598 fields. Move sections_are_attached_ field.
6599 * main.cc (main): Pass number of input files to Layout
6600 constructor. Don't pass options.
6602 2009-03-30 Ian Lance Taylor <iant@google.com>
6604 * ffsll.c (ffsll): Correct implementation.
6606 2009-03-27 Ian Lance Taylor <iant@google.com>
6608 * ffsll.c: New file.
6609 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6610 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6611 * ftruncate.c (ftruncate): Declare before definition.
6612 * mremap.c (mremap): Likewise.
6613 * pread.c (pread): Likewise.
6614 * configure, Makefile.in, config.in: Rebuild.
6616 * mremap.c: New file.
6617 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6618 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6619 (mremap): Declare if HAVE_MREMAP is not defined.
6620 * configure, Makefile.in, config.in: Rebuild.
6622 2009-03-27 Cary Coutant <ccoutant@google.com>
6624 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6625 position independent.
6626 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6627 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6629 2009-03-24 Cary Coutant <ccoutant@google.com>
6631 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6633 (needs_dynamic_reloc): Likewise.
6635 2009-03-24 Ian Lance Taylor <iant@google.com>
6637 * yyscript.y (file_cmd): Recognize EXTERN.
6638 (extern_name_list, extern_name_list_body): New nonterminals.
6639 * script.cc (script_add_extern): Define.
6640 * script-c.h (script_add_extern): Declare.
6642 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6644 * object.cc (is_elf_object): Define.
6645 * object.h (is_elf_object): Declare.
6646 * archive.cc (Archive::get_elf_object_for_member): Call
6648 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6650 2009-03-24 Elliott Hughes <enh@google.com>
6652 * output.cc (Output_file::map_anonymous): Define.
6653 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6654 try an anonymous one. Report the size if the mmap fails.
6655 * output.h (class Output_file): Declare map_anonymous.
6657 2009-03-24 Ian Lance Taylor <iant@google.com>
6659 * target-select.cc (instantiate_target): Don't acquire the lock if
6660 the instantiated_target_ field has already been set.
6662 2009-03-23 Ian Lance Taylor <iant@google.com>
6664 * gold-threads.h (class Initialize_lock): Define.
6665 * gold-threads.cc (class Initialize_lock_once): Define.
6666 (initialize_lock_control): New static variable.
6667 (initialize_lock_pointer): New static variable.
6668 (initialize_lock_once): New static function.
6669 (Initialize_lock::Initialize_lock): Define.
6670 (Initialize_lock::initialize): Define.
6671 * target-select.h: Include "gold-threads.h".
6672 (class Target_selector): Add lock_ and initialize_lock_ fields.
6673 Don't define instantiate_target, just declare it.
6674 * target-select.cc (Target_selector::Target_selector): Initialize
6676 (Target_selector::instantiate_target): Define.
6677 * descriptors.h: Include "gold-threads.h".
6678 (class Descriptors): Add initialize_lock_ field.
6679 * descriptors.cc (Descriptors::Descriptors): Initialize new
6681 (Descriptors::open): Use initialize_lock_ field
6682 * errors.h (class Errors): Add initialize_lock_ field.
6683 * errors.cc (Errors::Errors): Initialize new field.
6684 (Errors::initialize_lock): Use initialize_lock_ field.
6685 * powerpc.cc (class Target_selector_powerpc): Remove
6686 instantiated_target_ field. In do_recognize call
6687 instantiate_target rather than do_instantiate_target. In
6688 do_instantiate_target just allocate a new target.
6689 * sparc.cc (class Target_selector_sparc): Likewise.
6691 * freebsd.h: New file.
6692 * i386.cc: Include "freebsd.h".
6693 (Target_i386): Derive from Target_freebsd rather than
6695 (Target_selector_i386): Derive from Target_selector_freebsd rather
6696 than Target_selector.
6697 * x86_64.cc: Include "freebsd.h".
6698 (Target_x86_64): Derive from Target_freebsd rather than
6700 (Target_selector_x86_64): Derive from Target_selector_freebsd
6701 rather than Target_selector.
6702 * target.h (class Target): Add adjust_elf_header and
6703 do_adjust_elf_header.
6704 * output.cc (Output_file_header:: do_sized_write): Call target
6705 adjust_elf_header routine.
6706 * configure.tgt: Set targ_osabi.
6707 * configure.ac: Define GOLD_DEFAULT_OSABI.
6708 * parameters.cc (Parameters::default_target): Pass
6709 GOLD_DEFAULT_OSABI to select_target.
6710 * target-select.h (class Target_selector): Make instantiate_target
6711 protected rather than private.
6712 * Makefile.am (HFILES): Add freebsd.h.
6713 * configure, Makefile.in, config.in: Rebuild.
6715 * merge.cc (do_add_input_section): Correct pend value. Change
6716 message about last entry not being null terminated from error to
6719 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6721 * incremental.cc: New file.
6722 * Makefile.am (CCFILES): Add incremental.cc.
6723 * Makefile.in: Rebuild.
6725 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6727 * layout.cc (Layout::output_section_name): Preserve names
6728 of '.note.' sections.
6730 2009-03-19 Ian Lance Taylor <iant@google.com>
6732 * descriptors.cc (Descriptors::open): Check that the options are
6733 valid before using them.
6735 2009-03-18 Ian Lance Taylor <iant@google.com>
6737 * script-sections.h: Include <list>.
6738 (class Script_sections): Change Sections_elements from std::vector
6739 to std::list. Typedef public Elements_iterator. Add
6740 orphan_section_placement_, data_segment_align_start_, and
6741 saw_data_segment_align_ fields. Remove data_segment_align_index_
6743 * script-sections.cc (class Orphan_section_placement): New class.
6744 (class Sections_element): Add virtual functions is_relro and
6745 orphan_section_init. Remove virtual function place_orphan_here.
6746 (class Output_section_definition): Add is_relro and
6747 orphan_section_init. Remove place_orphan_here.
6748 (class Orphan_output_section): Likewise.
6749 (Script_sections::Script_sections): Update for field changes.
6750 (Script_sections::data_segment_align): Set saw_data_segment_align_
6751 and data_segment_align_start_, not data_segment_align_index.
6752 (Script_sections::data_segment_relro_end): Check
6753 saw_data_segment_align_. Use data_segment_align_start_ rather
6754 than data_segment_align_index_.
6755 (Script_sections::place_orphan): Rewrite to use
6756 Orphan_section_placement.
6758 2009-03-17 Ian Lance Taylor <iant@google.com>
6760 * archive.cc (Archive::add_symbols): Check for a version attached
6761 to the symbol name in the archive map.
6762 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6763 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6764 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6765 (ver_test_11.a): New target.
6766 * testsuite/Makefile.in: Rebuild.
6768 * configure.ac: Check for chsize and posix_fallocate. Replace
6770 * ftruncate.c: New file, from gnulib.
6771 * output.cc (posix_fallocate): Define dummy version if not
6772 HAVE_POSIX_FALLOCATE.
6773 (Output_file::map): Call posix_fallocate rather than lseek and
6775 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6776 * configure, Makefile.in, config.in: Rebuild.
6778 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6780 * layout.h (Layout::create_note): Add section_name parameter.
6781 * layout.cc (Layout::create_note): Likewise.
6782 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6784 2009-03-17 Ian Lance Taylor <iant@google.com>
6786 * descriptors.cc: Include "options.h".
6787 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6788 (Descriptors::open): Always use O_CLOEXEC when opening a new
6789 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6790 then set FD_CLOEXEC.
6792 * sparc.cc (class Target_sparc): Add has_got_section.
6793 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6794 make sure we have a GOT section.
6796 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6797 (Target_sparc::Scan::local): Likewise.
6798 (Target_sparc::Scan::global): Likewise.
6799 (Target_sparc::Relocate::relocate): Likewise.
6800 (Target_sparc::Relocate::relocate_tls): Likewise.
6802 * symtab.cc (Symbol_table::define_default_version): New function,
6803 broken out of add_from_object.
6804 (Symbol_table::add_from_object): Call define_default_version.
6805 (Symbol_table::define_special_symbol): Add resolve_oldsym
6806 parameter. Change all callers. If the version for a symbol comes
6807 from a version script, resolve it with the symbol with the same
6808 name with no version. Also add the symbol without a version if
6810 (do_define_in_output_data): If resolving with oldsym, don't delete
6812 (do_define_in_output_segment): Likewise.
6813 (do_define_as_constant): Likewise.
6814 * symtab.h (class Symbol_table): Update declarations.
6816 2009-03-13 Ian Lance Taylor <iant@google.com>
6818 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6819 (Read_symbols::requeue): New function.
6820 (Read_symbols::do_read_symbols): If make_elf_object fails because
6821 the target type is not configured, and the file was searched for,
6822 issue a warning and retry with the next directory.
6823 (Add_symbols::run): If the file has an incompatible format, and
6824 it was searched for, requeue the Read_symbols task. On error,
6826 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6827 dirindex parameter to constructor. Change all callers. Declare
6828 incompatible_warning and requeue.
6829 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6830 input_argument_ and input_group_ fields. Add them to
6831 constructor. Change all callers.
6832 (class Read_script): Add dirindex_ field. Add it to constructor.
6834 * archive.cc (Archive::setup): Remove input_objects parameter.
6836 (Archive::get_file_and_offset): Likewise.
6837 (Archive::read_all_symbols): Likewise.
6838 (Archive::read_symbols): Likewise.
6839 (Archive::get_elf_object_for_member): Remove input_objects
6840 parameter. Add punconfigured parameter. Change all callers.
6841 (Archive::add_symbols): Change return type to bool. Check return
6842 value of include_member.
6843 (Archive::include_all_members): Likewise.
6844 (Archive::include_member): Change return type to bool. Return
6845 false if first included object has incompatible target. Set
6846 included_member_ field.
6847 (Add_archive_symbols::run): If add_symbols returns false, requeue
6849 * archive.h (class Archive): Add included_member_ field.
6850 Initialize it in constructor. Add input_file and searched_for
6851 methods. Update declarations.
6852 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6853 input_argument_ fields. Add them to constructor. Change all
6855 * script.cc: Include "target-select.h".
6856 (class Parser_closure): Add skip_on_incompatible_target_ and
6857 found_incompatible_target_ fields. Add
6858 skip_on_incompatible_target parameter to constructor. Change all
6859 callers. Add methods skip_on_incompatible_target,
6860 clear_skip_on_incompatible_target, found_incompatible_target, and
6861 set_found_incompatible_target.
6862 (read_input_script): Add dirindex parameter. Change all callers.
6863 If parser finds an incompatible target, requeue Read_symbols
6865 (script_set_symbol): Clear skip_on_incompatible_target in
6867 (script_add_assertion, script_parse_option): Likewise.
6868 (script_start_sections, script_add_phdr): Likewise.
6869 (script_check_output_format): New function.
6870 * script.h (read_input_script): Update declaration.
6871 * script-c.h (script_check_output_format): Declare.
6872 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6873 (ignore_cmd): Remove OUTPUT_FORMAT.
6874 * fileread.cc (Input_file::Input_file): Add explicit this.
6875 (Input_file::will_search_for): New function.
6876 (Input_file::open): Add pindex parameter. Change all callers.
6877 * fileread.h (class Input_file): Add input_file_argument method.
6878 Declare will_search_for. Update declarations.
6879 * object.cc (make_elf_object): Add punconfigured parameter.
6881 * object.h (class Object): Make input_file public. Add
6882 searched_for method.
6883 (make_elf_object): Update declaration.
6884 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6886 * dirsearch.h (class Dirsearch): Update declaration.
6887 * options.h (class General_options): Add --warn-search-mismatch.
6888 * parameters.cc (Parameters::is_compatible_target): New function.
6889 * parameters.h (class Parameters): Declare is_compatible_target.
6890 * workqueue.cc (Workqueue::add_blocker): New function.
6891 * workqueue.h (class Workqueue): Declare add_blocker.
6893 * fileread.cc (Input_file::open): Remove options parameter.
6895 (Input_file::open_binary): Likewise.
6896 * script.cc (read_input_script): Likewise.
6897 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6898 options parameter from constructor. Change all callers.
6899 (class Read_script): Likewise.
6900 * fileread.h (class Input_file): Update declarations.
6901 * script.h (read_input_script): Update declaration.
6903 2009-03-10 Nick Clifton <nickc@redhat.com>
6905 * po/es.po: New Spanish translation.
6907 2009-03-06 Cary Coutant <ccoutant@google.com>
6909 * options.cc (parse_short_option): Keep dash_z from registering itself.
6911 2009-03-03 Ian Lance Taylor <iant@google.com>
6914 * target-reloc.h (relocate_section): Pass output_section to
6916 * i386.cc (Target_i386::should_apply_static_reloc): Add
6917 output_section parameter. Change all callers.
6918 (Target_i386::Relocate::relocate): Add output_section parameter.
6919 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6920 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6921 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6922 * testsuite/two_file_shared.sh: New script.
6923 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6924 (check_DATA): Add two_file_shared.dbg.
6925 (two_file_shared.dbg): New target.
6926 * testsuite/Makefile.in: Rebuild.
6928 2009-03-01 Ian Lance Taylor <iant@google.com>
6930 * configure.ac: Check for byteswap.h.
6931 * configure: Rebuild.
6932 * config.in: Rebuild.
6934 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6936 * layout.cc (Layout::find_or_add_kept_section): New function.
6937 (Layout::add_comdat): Removed.
6938 * layout.h (struct Kept_section): Move out of class Layout.
6939 Remove trailing underscores from field names. Add group_sections
6940 field. Rename group_ field to is_group. Change all uses.
6941 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6942 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6943 comdat_groups_ field.
6944 (Sized_relobj::include_section_group): Use
6945 find_or_add_kept_section and Kept_section::group_sections.
6946 (Sized_relobj::include_linkonce_section): Likewise.
6947 * object.cc (class Sized_relobj): Don't define Comdat_group or
6948 Comdat_group_table. Remove find_comdat_group and
6949 add_comdat_group. Remove comdat_groups_ field.
6950 * plugin.cc (include_comdat_group): Use
6951 Layout::find_or_add_kept_section.
6953 2009-02-28 Ian Lance Taylor <iant@google.com>
6955 * README: --gc-sections and map files are now supported. Document
6956 some build requirements.
6959 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6960 relocatable link set the value of the section symbol to zero.
6961 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6962 relocatable link don't include the section address in the local
6965 2009-02-27 Ian Lance Taylor <iant@google.com>
6968 * options.h (class Search_directory): Add is_system_directory.
6969 (class General_options): Declare is_in_system_directory.
6970 * options.cc (get_relative_sysroot): Make static.
6971 (get_default_sysroot): Make static.
6972 (General_optoins::is_in_system_directory): New function.
6973 * fileread.cc (Input_file::is_in_system_directory): New function.
6974 * fileread.h (class Input_file): Declare is_in_system_directory.
6975 * object.h (class Object): Add is_in_system_directory.
6976 (class Input_objects): Remove system_library_directory_ field.
6977 * object.cc (Input_objects::add_object): Don't set
6978 system_library_directory_.
6979 (input_objects::found_in_system_library_directory): Remove.
6980 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6981 parameter. Change all callers.
6982 (Symbol_table::sized_write_globals): Likewise.
6983 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6984 Call Object::is_in_system_directory.
6985 * symtab.h (class Symbol_table): Update declarations.
6988 * descriptors.h (Open_descriptor): Add is_on_stack field.
6989 * descriptors.cc (Descriptors::open): If the descriptor is on the
6990 top of the stack, remove it. Initialize is_on_stack field.
6991 (Descriptors::release): Only add pod to stack if it is not on the
6993 (Descriptors::close_some_descriptor): Clear stack_next and
6997 * output.cc (Output_section::find_starting_output_address): Rename
6998 from starting_output_address; add PADDR parameter; change return
7000 * output.h (class Output_section): Declare
7001 find_starting_output_address instead of starting_output_address.
7002 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7003 section symbol for which we can't find a merge section.
7006 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7007 hidden or internal, force the symbol to be local.
7008 * resolve.cc (Symbol::override_visibility): Define.
7009 (Symbol::override_base): Use override_visibility.
7010 (Symbol_table::resolve): Likewise.
7011 (Symbol::override_base_with_special): Likewise.
7012 (Symbol_table::override_with_special): If the visibility is hidden
7013 or internal, force the symbol to be local.
7014 * symtab.h (class Symbol): Add set_visibility and
7015 override_visibility.
7016 * testsuite/ver_test_1.sh: New file.
7017 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7018 (check_DATA): Add ver_test_1.syms.
7019 (ver_test_1.syms): New target.
7020 * testsuite/Makefile.in: Rebuild.
7022 2009-02-25 Cary Coutant <ccoutant@google.com>
7024 * layout.cc (Layout::choose_output_section): Don't rename sections
7025 when using a linker script that has a SECTIONS clause.
7026 * Makefile.in: Regenerate.
7028 * testsuite/Makefile.am (script_test_5.sh): New test case.
7029 * testsuite/Makefile.in: Regenerate.
7030 * testsuite/script_test_5.cc: New file.
7031 * testsuite/script_test_5.sh: New file.
7032 * testsuite/script_test_5.t: New file.
7034 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
7036 * archive.cc (Archive::include_member): Update calls to add_symbols.
7037 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7038 the Layout argument.
7039 * dynobj.h (do_add_symbols): Add the Layout argument.
7040 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7042 * object.h (Object::add_symbols): Add the Layout argument.
7043 (Object::do_add_symbols): Add the Layout argument.
7044 (Sized_relobj::do_add_symbols): Add the Layout argument.
7045 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7046 Unify the two versions.
7047 (Add_plugin_symbols): Remove.
7048 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7049 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7050 (Add_plugin_symbols): Remove.
7051 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7052 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7053 (Add_symbols::run): Make it work with Pulginobj.
7055 2009-02-06 Ian Lance Taylor <iant@google.com>
7057 * object.cc (Sized_relobj::do_layout): Make info message start
7058 with lower case letter.
7060 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7062 * binary.cc: Fix file comment.
7064 * options.h (enum Incremental_disposition): Define.
7065 (class General_options): Add new options: --incremental,
7066 --incremental_changed, --incremental_unchanged,
7067 --incremental_unknown. Add incremental_disposition_ and
7068 implicit_incremental_ fields.
7069 (General_options::incremental_disposition): New function.
7070 (class Position_dependent_options): Add incremental_disposition
7072 (Position_dependent_options::copy_from_options): Set incremental
7074 * options.cc (General_options::parse_incremental_changed): New
7076 (General_options::parse_incremental_unchanged): New function.
7077 (General_options::parse_incremental_unknown): New function.
7078 (General_options::General_options): Initialize new fields
7079 incremental_disposition_ and implicit_incremental_.
7080 (General_options::finalize): Check for uasge of --incremental-*
7081 without --incremental.
7083 2009-02-06 Chris Demetriou <cgd@google.com>
7085 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7086 pointer and to report location as the file name associated with
7088 (gold_undefined_symbol_at_location): New function to replace the
7089 old gold_undefined_symbol functionality.
7090 * target-reloc.h (relocate_section): Update to use
7091 gold_undefined_symbol_at_location.
7092 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7093 Call gold_undefined_symbol function rather than gold_error.
7094 * errors.h (Errors::undefined_symbol): Take location as a
7095 string, rather than calculating it from a relocation.
7096 * errors.cc (Errors::fatal): Print "fatal error:" before the
7098 (Errors::error, Errors::error_at_location): Print "error: "
7099 before the formatted message.
7100 (Errors::undefined_symbol): Take location as a string, rather
7101 than calculating it from a relocation.
7102 (gold_undefined_symbol_at_location): New function akin to
7103 old gold_undefined_symbol, calculates location from relocation.
7104 (gold_undefined_symbol): Change to take only a Symbol pointer
7105 and to report location as the file name associated with the symbol.
7106 * testsuite/debug_msg.sh: Update for changed error messages.
7107 * testsuite/undef_symbol.sh: Likewise.
7109 2009-02-04 Duncan Sands <baldrick@free.fr>
7112 * reduced_debug_output.h
7113 (Output_reduced_debug_abbrev_section::failed): Use format for
7115 (Output_reduced_debug_info_section::faild): Likewise.
7117 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7119 * script.cc (Lazy_demangler): New class.
7120 (Version_script_info::get_symbol_version_helper): Demangle a
7123 2009-01-29 Cary Coutant <ccoutant@google.com>
7125 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7127 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7129 2009-01-28 Ian Lance Taylor <iant@google.com>
7131 * version.cc (version_string): Bump to 1.9.
7133 * gold.h: Include <cstring> and <stdint.h>.
7134 * version.cc: Include <cstdio>.
7135 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7137 * reduced_debug_output.cc (insert_into_vector): Rename from
7138 Insert_into_vector; change all callers. Use Swap_unaligned to
7139 avoid aliasing issue; remove union since it is unnecessary.
7141 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7143 * Makefile.am (CCFILES): Add gc.cc.
7145 * Makefile.in: Regenerate.
7146 * gold.cc (Gc_runner): New class.
7147 (queue_initial_tasks): Call garbage collection related tasks
7148 when corresponding options are invoked.
7149 (queue_middle_gc_tasks): New function.
7150 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7151 processed early before laying out sections during garbage collection.
7152 * gold.h (queue_middle_gc_tasks): New function.
7153 (is_prefix_of): Move from "layout.cc".
7154 * i386.cc (Target_i386::gc_process_relocs): New function.
7155 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7156 * main.cc (main): Create object of class "Garbage_collection".
7157 * object.cc (Relobj::copy_symbols_data): New function.
7158 (Relobj::is_section_name_included): New function.
7159 (Sized_relobj::do_layout): Allow this function to be called twice
7160 during garbage collection and defer layout of section during the
7162 * object.h (Relobj::get_symbols_data): New function.
7163 (Relobj::is_section_name_included): New function.
7164 (Relobj::copy_symbols_data): New function.
7165 (Relobj::set_symbols_data): New function.
7166 (Relobj::get_relocs_data): New function.
7167 (Relobj::set_relocs_data): New function.
7168 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7169 (Relobj::gc_process_relocs): New function.
7170 (Relobj::do_gc_process_relocs): New pure virtual function.
7171 (Relobj::sd_): New data member.
7172 (Sized_relobj::is_output_section_offset_invalid): New function.
7173 (Sized_relobj::do_gc_process_relocs): New function.
7174 * options.h (General_options::gc_sections): Modify to not be a no-op.
7175 (General_options::print_gc_sections): New option.
7176 * plugin.cc (Plugin_finish::run): Remove function call to
7177 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7178 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7179 * reloc.cc (Read_relocs::run): Add task to process relocs and
7180 determine unreferenced sections when doing garbage collection.
7181 (Gc_process_relocs): New class.
7182 (Sized_relobj::do_gc_process_relocs): New function.
7183 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7184 sections that are garbage collected.
7185 * reloc.h (Gc_process_relocs): New class.
7186 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7187 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7188 symbols whose corresponding sections are garbage collected.
7189 (Symbol_table::Symbol_table): Add new parameter for the garbage
7191 (Symbol_table::gc_mark_undef_symbols): New function.
7192 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7193 (Symbol_table::gc_mark_dyn_syms): New function.
7194 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7196 (Symbol_table::add_from_object): Likewise.
7197 (Symbol_table::add_from_relobj): When building shared objects, do not
7198 treat externally visible symbols as garbage.
7199 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7200 table information for static and relocatable links.
7201 * symtab.h (Symbol_table::set_gc): New function.
7202 (Symbol_table::gc): New function.
7203 (Symbol_table::gc_mark_undef_symbols): New function.
7204 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7205 (Symbol_table::gc_mark_dyn_syms): New function.
7206 (Symbol_table::gc_): New data member.
7207 * target.h (Sized_target::gc_process_relocs): New pure virtual
7209 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7210 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7212 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7214 * options.h (General_options::gc_sections): Define as a no-op for now.
7215 (General_options::no_keep_memory): Ditto.
7216 (General_options::Bshareable): Define.
7217 * options.cc (General_options::finalize): Honor -Bshareable.
7219 2009-01-20 Andreas Schwab <schwab@suse.de>
7221 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7222 read the value in the contents, since we don't use it. Use the
7223 template endianness when writing.
7224 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7226 2009-01-19 Andreas Schwab <schwab@suse.de>
7228 * configure.tgt (powerpc64-*): Fix targ_obj.
7230 2009-01-15 Ian Lance Taylor <iant@google.com>
7232 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7233 local symbols when stripping all symbols.
7235 2009-01-14 Cary Coutant <ccoutant@google.com>
7237 * output.cc (Output_reloc): Add explicit instantiations.
7239 2009-01-14 Cary Coutant <ccoutant@google.com>
7241 * archive.cc (Archive::get_elf_object_for_member): Remove call
7242 to File_read::claim_for_plugin.
7243 * descriptors.cc (Descriptors::open): Remove reference to
7245 (Descriptors::claim_for_plugin): Remove.
7246 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7247 (Descriptors::is_claimed): Remove.
7248 (claim_descriptor_for_plugin): Remove.
7249 * fileread.cc (File_read::claim_for_plugin): Remove.
7250 * fileread.h (File_read::claim_for_plugin): Remove.
7251 (File_read::descriptor): Reopen descriptor if necessary.
7252 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7253 (Plugin_manager::all_symbols_read): Add task parameter. Change
7255 (Plugin_manager::get_input_file): New function.
7256 (Plugin_manager::release_input_file): New function.
7257 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7258 corresponding data member.
7259 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7260 and pass to base constructor. Change all callers.
7261 (get_input_file, release_input_file): New functions.
7262 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7263 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7264 (Plugin_manager::all_symbols_read): Add task parameter.
7265 (Plugin_manager::get_input_file): New function.
7266 (Plugin_manager::release_input_file): New function.
7267 (Plugin_manager::task_): New data member.
7268 (Pluginobj::Pluginobj): Add filesize parameter.
7269 (Pluginobj::filename): New function.
7270 (Pluginobj::descriptor): New function.
7271 (Pluginobj::filesize): New function.
7272 (Pluginobj::filesize_): New data member.
7273 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7274 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7275 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7277 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7278 with archive libraries.
7279 * testsuite/Makefile.in: Regenerate.
7280 * testsuite/plugin_test.c (struct sym_info): New type.
7281 (get_input_file, release_input_file): New static variables.
7282 (onload): Capture new transfer vector entries.
7283 (claim_file_hook): Stop reading at end of file according to filesize.
7284 Factor out parsing of readelf output into separate function.
7285 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7286 APIs and get the source file name from the symbol table. Convert
7287 source file name to corresponding object file name. Print info
7288 message when adding new input files.
7289 (parse_readelf_line): New function.
7290 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7291 * testsuite/plugin_test_2.sh: Likewise.
7292 * testsuite/plugin_test_3.sh: Likewise.
7293 * testsuite/plugin_test_4.sh: New test case.
7295 2009-01-07 Ian Lance Taylor <iant@google.com>
7297 * version.cc (version_string): Bump to 1.8.
7299 2008-12-23 Cary Coutant <ccoutant@google.com>
7301 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7302 * plugin.cc (Plugin_manager::finish): Rename as
7303 layout_deferred_objects. Move cleanup to separate function.
7304 (Plugin_manager::cleanup): New function.
7305 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7307 * plugin.h (Plugin_manager::finish): Rename as
7308 layout_deferred_objects.
7309 (Plugin_manager::cleanup): New function.
7310 (Plugin_manager::cleanup_done): New field.
7312 2008-12-23 Cary Coutant <ccoutant@google.com>
7314 * plugin.cc (is_visible_from_outside): New function.
7315 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7316 so we don't return "IR only" status for exported symbols or -r links.
7318 * testsuite/Makefile.am (plugin_test_3): New test case.
7319 * testsuite/Makefile.in: Regenerate.
7320 * testsuite/plugin_test_3.sh: New file.
7322 2008-12-22 Cary Coutant <ccoutant@google.com>
7324 * object.cc (Sized_relobj::layout_section): New function.
7325 (Sized_relobj::do_layout): Defer layout of input sections until after
7326 plugin has provided replacement files.
7327 (Sized_relobj::do_layout_deferred_sections): New function.
7328 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7329 (Relobj::layout_deferred_sections): New function.
7330 (Relobj::do_layout_deferred_sections): New function.
7331 (Sized_relobj::do_layout_deferred_sections): New function.
7332 (Sized_relobj::layout_section): New function.
7333 (Sized_relobj::Deferred_layout): New structure.
7334 (Sized_relobj::deferred_layout_): New field.
7335 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7336 Change all callers. Layout deferred sections.
7337 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7339 (Plugin_hook::run): Move code from do_plugin_hook inline.
7340 (Plugin_hook::do_plugin_hook): Remove.
7341 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7342 (Plugin_manager::finish): Renamed, was cleanup.
7343 (Plugin_manager::should_defer_layout): New function.
7344 (Plugin_manager::add_deferred_layout_object): New function.
7345 (Plugin_manager::Deferred_layout_list): New type.
7346 (Plugin_manager::deferred_layout_objects_): New field.
7347 (Plugin_hook::do_plugin_hook): Remove.
7349 2008-12-17 Ian Lance Taylor <iant@google.com>
7351 * options.h (class General_options): Add --no case for
7354 2008-12-16 Cary Coutant <ccoutant@google.com>
7356 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7358 (Plugin_manager::claim_file): Create plugin object even if
7359 plugin did not call the add_symbols callback.
7360 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7361 asking for more symbols than were added.
7362 * testsuite/Makefile.am (plugin_test_1): Add test case with
7364 (empty.syms): New target.
7365 * testsuite/Makefile.in: Regenerate.
7366 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7367 message. Don't call add_symbols if no globals.
7368 (all_symbols_read_hook): Don't provide replacement for empty
7371 2008-12-12 Ian Lance Taylor <iant@google.com>
7373 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7374 r_type == 0 for a local symbol with r_sym == 0.
7375 (scan_relocatable_relocs): Pass r_sym to
7376 local_non_section_strategy.
7377 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7380 * configure.ac: Update test for TLS descriptors: they are
7381 supported as of glibc 2.9.
7382 * configure: Rebuild.
7384 2008-12-11 Ian Lance Taylor <iant@google.com>
7387 * target-reloc.h (Default_scan_relocatable_relocs): For each
7388 function, map r_type == 0 to RELOC_DISCARD.
7390 2008-12-10 Cary Coutant <ccoutant@google.com>
7392 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7393 object to override a kept COMDAT group from a plugin object.
7395 2008-12-09 Ian Lance Taylor <iant@google.com>
7398 * yyscript.y (file_cmd): Handle INPUT.
7400 * testsuite/initpri1.c: Change all declarations to be full
7401 prototypes by adding void, to avoid compiler warnings.
7403 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7405 * options.cc (General_options::parse_plugin_opt): New.
7406 (General_options::add_plugin): The argument now is just the filename.
7407 (General_options::add_plugin_option): New.
7408 * options.h (plugin_opt): New.
7409 (add_plugin): Change argument name.
7410 (add_plugin_option): New.
7411 * plugin.cc (Plugin::load): Don't parse the plugin option.
7412 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7413 (Plugin::add_option): New.
7414 (Plugin::args_): Change type.
7415 (Plugin::filename_): New.
7416 (Plugin_manager::add_plugin_option): New.
7417 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7418 * testsuite/Makefile.in: Regenerate.
7420 2008-12-05 Cary Coutant <ccoutant@google.com>
7422 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7423 Handle --strip-lto-sections option.
7424 * options.h (strip_lto_sections): New option.
7426 2008-12-01 Cary Coutant <ccoutant@google.com>
7428 * plugin.cc (ld_plugin_message): Change format parameter to const.
7429 Fix mismatch between new[] and delete.
7431 2008-11-14 Cary Coutant <ccoutant@google.com>
7433 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7436 2008-11-05 Craig Silverstein <csilvers@google.com>
7438 * options.cc (General_options::parse_dynamic_list): New function.
7439 * options.h (General_options): New flags dynamic_list,
7440 dynamic_list_data, dynamic_list_cpp_new, and
7441 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7442 (General_options::in_dynamic_list): New function.
7443 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7444 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7445 (Lex::can_continue_name): Likewise.
7447 (read_script_file): New parameter script_options.
7448 (read_dynamic_list): New function.
7449 (Script_options::define_dynamic_list): New function.
7450 (dynamic_list_keyword_parsecodes): New variable.
7451 (dynamic_list_keywords): New variable.
7452 * script.h (Script_options::define_dynamic_list): New function
7454 (read_dynamic_list): New function prototype.
7455 * symtab.cc (strprefix): New macro.
7456 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7457 dynamic_list_data, dynamic_list_cpp_new, and
7458 dynamic_list_cpp_typeinfo.
7459 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7460 (dynamic_list_expr): New rule.
7461 (dynamic_list_nodes): Likewise.
7462 (dynamic_list_node): Likewise.
7463 * testsuite/Makefile.am (dynamic_list): New test.
7464 * testsuite/Makefile.in: Regenerated.
7465 * testsuite/dynamic_list.t: New file.
7466 * testsuite/dynamic_list.sh: New file.
7468 2008-11-05 Craig Silverstein <csilvers@google.com>
7470 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7471 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7472 (t11_last): Likewise.
7473 * testsuite/ver_test_6.c (main): Likewise.
7475 2008-10-07 Cary Coutant <ccoutant@google.com>
7477 * options.c (General_options::finalize): Add check for -static and
7479 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7482 2008-10-02 Cary Coutant <ccoutant@google.com>
7484 * plugin.cc (make_sized_plugin_object): Fix conditional
7485 compilation to work when not all targets are enabled.
7487 2008-09-29 Cary Coutant <ccoutant@google.com>
7489 * archive.cc (Archive::get_file_and_offset): Use filename instead
7490 of name to get library path.
7491 (Archive::include_member): Unlock external member of a thin archive.
7493 * testsuite/Makefile.am (TEST_AR): New variable.
7494 (thin_archive_test_1): New test.
7495 (thin_archive_test_2): New test.
7496 * testsuite/Makefile.in: Regenerate.
7497 * testsuite/thin_archive_main.cc: New file.
7498 * testsuite/thin_archive_test_1.cc: New file.
7499 * testsuite/thin_archive_test_2.cc: New file.
7500 * testsuite/thin_archive_test_3.cc: New file.
7501 * testsuite/thin_archive_test_4.cc: New file.
7503 2008-09-29 Cary Coutant <ccoutant@google.com>
7505 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7506 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7508 (Sized_relobj::do_finalize_local_symbols): Likewise.
7509 (Sized_relobj::map_to_kept_section): Likewise.
7510 * object.h (Sized_relobj::invalid_address): New constant.
7511 (Sized_relobj::do_output_section_offset): Check for invalid_address
7513 * output.cc (Output_reloc::local_section_offset): Use constant
7514 invalid_address instead of -1U.
7515 (Output_reloc::get_address): Likewise.
7516 (Output_section::output_address): Change -1U to -1ULL.
7517 * output.h (Output_reloc::invalid_address): New constant.
7518 * reloc.cc (Sized_relobj::write_sections): Use constant
7519 invalid_address instead of -1U.
7520 (Sized_relobj::relocate_sections): Likewise.
7521 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7522 values for merge sections.
7523 * target-reloc.h (relocate_for_relocatable): Use constant
7524 invalid_address instead of -1U.
7526 2008-09-19 Cary Coutant <ccoutant@google.com>
7528 Add plugin functionality for link-time optimization (LTO).
7529 * configure.ac (plugins): Add --enable-plugins option.
7530 * configure: Regenerate.
7531 * config.in: Regenerate.
7532 * Makefile.am (LIBDL): New variable.
7533 (CCFILES): Add plugin.cc.
7534 (HFILES): Add plugin.h.
7535 (ldadd_var): Add LIBDL.
7536 * Makefile.in: Regenerate.
7538 * archive.cc: Include "plugin.h".
7539 (Archive::setup): Don't preread archive symbols when using a plugin.
7540 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7541 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7543 (Archive::include_member): Add symbols from plugin objects.
7544 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7545 * descriptors.cc (Descriptors::open): Check for file descriptors
7546 abandoned by plugins.
7547 (Descriptors::claim_for_plugin): New function.
7548 * descriptors.h (Descriptors::claim_for_plugin): New function.
7549 (Open_descriptor::is_claimed): New field.
7550 (claim_descriptor_for_plugin): New function.
7551 * fileread.cc (File_read::claim_for_plugin): New function.
7552 * fileread.h (File_read::claim_for_plugin): New function.
7553 (File_read::descriptor): New function.
7554 * gold.cc: Include "plugin.h".
7555 (queue_initial_tasks): Add task to call plugin hooks for generating
7557 * main.cc: Include "plugin.h".
7558 (main): Load plugin libraries.
7559 * object.h (Pluginobj): Declare.
7560 (Object::pluginobj): New function.
7561 (Object::do_pluginobj): New function.
7562 (Object::set_target): New function.
7563 * options.cc: Include "plugin.h".
7564 (General_options::parse_plugin): New function.
7565 (General_options::General_options): Initialize plugins_ field.
7566 (General_options::add_plugin): New function.
7567 * options.h (Plugin_manager): Declare.
7568 (General_options): Add --plugin option.
7569 (General_options::has_plugins): New function.
7570 (General_options::plugins): New function.
7571 (General_options::add_plugin): New function.
7572 (General_options::plugins_): New field.
7573 * plugin.cc: New file.
7574 * plugin.h: New file.
7575 * readsyms.cc: Include "plugin.h".
7576 (Read_symbols::do_read_symbols): Check for archive before checking
7577 for ELF file. Call plugin hooks to claim files.
7578 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7579 from a real object file; force override when processing replacement
7581 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7582 (Symbol::init_base_object): Likewise.
7583 (Symbol::init_base_output_data): Likewise.
7584 (Symbol::init_base_output_segment): Likewise.
7585 (Symbol::init_base_constant): Likewise.
7586 (Symbol::init_base_undefined): Likewise.
7587 (Symbol::output_section): Assert that object is not a plugin.
7588 (Symbol_table::add_from_pluginobj): New function.
7589 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7591 (Symbol_table::sized_write_globals): Likewise.
7592 (Symbol_table::add_from_pluginobj): Instantiate template.
7593 * symtab.h (Sized_pluginobj): Declare.
7594 (Symbol::in_real_elf): New function.
7595 (Symbol::set_in_real_elf): New function.
7596 (Symbol::in_real_elf_): New field.
7597 (Symbol_table::add_from_pluginobj): New function.
7599 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7600 (LIBDL): New variable.
7602 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7603 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7604 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7605 (MOSTLYCLEANFILES): Likewise.
7606 * testsuite/Makefile.in: Regenerate.
7607 * testsuite/plugin_test.c: New file.
7608 * testsuite/plugin_test_1.sh: New file.
7609 * testsuite/plugin_test_2.sh: New file.
7611 2008-09-16 Ian Lance Taylor <iant@google.com>
7613 * target-reloc.h (relocate_section): Check whether a symbol is
7614 defined by the ABI before reporting an undefined symbol error.
7615 * target.h (Target::is_defined_by_abi): Make parameter const.
7616 (Target::do_is_defined_by_abi): Likewise.
7617 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7618 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7619 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7620 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7621 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7622 * testsuite/Makefile.in: Rebuild.
7624 * fileread.cc (make_view): Add casts to avoid warning.
7626 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7628 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7629 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7631 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7633 * options.h (General_options::output_is_executable): New.
7634 (General_options::output_is_pie): New.
7635 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7636 for shared libraries.
7637 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7639 2008-09-11 Chris Demetriou <cgd@google.com>
7641 * options.h (origin): New -z option.
7642 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7643 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7646 2008-09-05 Cary Coutant <ccoutant@google.com>
7648 * fileread.cc (File_read::make_view): Add check for attempt to map
7651 2008-09-05 Cary Coutant <ccoutant@google.com>
7653 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7654 explicit instantiations.
7656 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7659 * options.cc (General_options::finalize): Allow undefined symbols
7660 in shlibs if linking -shared.
7663 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7664 symbols as not needing a dynsym entry.
7666 2008-08-20 Craig Silverstein <csilvers@google.com>
7668 * fileread.cc (File_read::open): Do not lock the file unless it
7669 was successfully opened.
7671 2008-08-14 Cary Coutant <ccoutant@google.com>
7673 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7674 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7675 * testsuite/tls_test.cc (struct int128): 128-bit struct
7676 for testing TLS relocs with non-zero addend.
7677 (v12): New TLS variable.
7679 (t_last): Add check for v12.
7680 * testsuite/tls_test.h (t12): New function.
7681 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7683 2008-08-13 Ian Lance Taylor <iant@google.com>
7685 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7686 set tls_segment_ or relro_segment_.
7687 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7689 * output.h (Output_section::clear_is_relro): New function.
7690 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7691 sections specially even when output_data_ is empty.
7692 (Output_segment::maximum_alignment): When first section is relro,
7693 only force alignment for PT_LOAD segments.
7694 * script.cc (script_data_segment_align): New function.
7695 (script_data_segment_relro_end): New function.
7696 * script-c.h (script_data_segment_align): Declare.
7697 (script_data_segment_relro_end): Declare.
7698 * script-sections.h (class Script_sections): Declare
7699 data_segment_align and data_segment_relro_end. Add fields
7700 segment_align_index_ and saw_relro_end_.
7701 * script-sections.cc (class Sections_element): Add set_is_relro
7702 virtual function. Add new bool* parameter to place_orphan_here.
7703 Add get_output_section virtual function.
7704 (class Output_section_definition): Add set_is_relro. Add new
7705 bool* parameter to place_orphan_here. Add get_output_section.
7706 Add is_relro_ field.
7707 (Output_section_definition::Output_section_definition): Initialize
7708 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7709 and is_relro_ fields.
7710 (Output_section_definition::place_orphan_here): Add is_relro
7712 (Output_section_definition::set_section_addresses): Set relro for
7714 (Output_section_definition::alternate_constraint): Likewise.
7715 (class Orphan_output_section): Add new bool* parameter to
7716 place_orphan_here. Add get_output_section.
7717 (Orphan_output_section::place_orphan_here): Add is_relro
7719 (Script_sections::Script_sections): Initialize
7720 data_segment_align_index_ and saw_relro_end_.
7721 (Script_sections::data_segment_align): New function.
7722 (Script_sections::data_segment_relro_end): New function.
7723 (Script_sections::place_orphan): Set or clear is_relro.
7724 (Script_sections::set_section_addresses): Force alignment of first
7726 * yyscript.y (exp): Call script_data_segment_align and
7727 script_data_segment_relro_end.
7728 * testsuite/relro_script_test.t: New file.
7729 * testsuite/relro_test.cc (using_script): Declare.
7730 (t1, t2): Test using_script.
7731 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7732 (relro_script_test_SOURCES): Define.
7733 (relro_script_test_DEPENDENCIES): Define.
7734 (relro_script_test_LDFLAGS): Define.
7735 (relro_script_test_LDADD): Define.
7736 (relro_script_test.so): New target.
7737 * testsuite/Makefile.in: Rebuild.
7739 2008-08-06 Cary Coutant <ccoutant@google.com>
7741 * archive.cc (Archive::total_archives, Archive::total_members)
7742 (Archive::total_members_loaded): New variables.
7743 (Archive::setup): Add parameter. Add option to preread
7745 (Archive::read_armap): Add counter.
7746 (Archive::get_file_and_offset): New function.
7747 (Archive::get_elf_object_for_member): New function.
7748 (Archive::read_all_symbols): New function.
7749 (Archive::read_symbols): New function.
7750 (Archive::add_symbols): Add counters.
7751 (Archive::include_all_members): Use armap to find members if it's
7753 (Archive::include_member): Skip reading symbols if already read.
7754 Factored code into Archive::get_file_and_offset and
7755 Archive::get_elf_object_for_member. Changed call to
7756 Mapfile::report_include_archive_member.
7757 (Archive::print_stats): New function.
7758 * archive.h: Declare Object and Read_symbols_data classes.
7759 (Archive::Archive): Add initializers for new members.
7760 (Archive::setup): Add parameter.
7761 (Archive::print_stats): New function.
7762 (Archive::total_archives, Archive::total_members)
7763 (Archive::total_members_loaded): New variables.
7764 (Archive::get_file_and_offset): New function.
7765 (Archive::get_elf_object_for_member): New function.
7766 (Archive::read_all_symbols): New function.
7767 (Archive::read_symbols): New function.
7768 (Archive::Archive_member): New class.
7769 (Archive::members_): New member.
7770 (Archive::num_members_): New member.
7771 * main.cc: Include archive.h.
7772 (main): Call Archive::print_stats.
7773 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7774 archive parameter; member_name is now the fully-decorated name.
7775 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7776 * options.h: (General_options): Add --preread-archive-symbols option.
7777 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7780 2008-08-04 Ian Lance Taylor <iant@google.com>
7782 * symtab.h (Symbol::use_plt_offset): New function.
7783 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7784 * powerpc.cc (Relocate::relocate): Likewise.
7785 * sparc.cc (Relocate::relocate): Likewise.
7786 * x86_64.cc (Relocate::relocate): Likewise.
7787 * testsuite/weak_plt.sh: New test.
7788 * testsuite/weak_plt_main.cc: New test.
7789 * testsuite/weak_plt_shared.cc: New test.
7790 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7791 (check_PROGRAMS): Add weak_plt.
7792 (check_DATA): Add weak_plt_shared.so.
7793 (weak_plt_main_pic.o, weak_plt): New targets.
7794 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7795 * testsuite/Makefile.in: Rebuild.
7797 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7799 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7800 * testsuite/Makefile.in: Rebuild.
7802 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7804 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7805 * Makefile.in: Regenerate.
7806 * po/POTFILES.in: Regenerate.
7808 2008-07-29 Ian Lance Taylor <iant@google.com>
7810 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7811 symbols before other symbols.
7812 * testsuite/script_test_2.cc (test_addr): Declare.
7813 (test_addr_alias): Declare.
7814 (main): Check that test_addr and test_addr_alias have the right
7816 * testsuite/script_test_2.t: Define test_addr_alias and
7819 2008-07-24 Ian Lance Taylor <iant@google.com>
7822 * descriptors.cc: New file.
7823 * descriptors.h: New file.
7824 * gold-threads.h (class Hold_optional_lock): New class.
7825 * fileread.cc: Include "descriptors.h".
7826 (File_read::~File_read): Release descriptor rather than closing
7828 (File_read::open) [file]: Call open_descriptor rather than open.
7829 Set is_descriptor_opened_.
7830 (File_read::open) [memory]: Assert that descriptor is not open.
7831 (File_read::reopen_descriptor): New function.
7832 (File_read::release): Release descriptor.
7833 (File_read::do_read): Make non-const. Reopen descriptor.
7834 (File_read::read): Make non-const.
7835 (File_read::make_view): Reopen descriptor.
7836 (File_read::do_readv): Likewise.
7837 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7838 Update declarations.
7839 * layout.cc: Include "descriptors.h".
7840 (Layout::create_build_id): Use open_descriptor rather than open.
7841 * output.cc: Include "descriptors.h".
7842 (Output_file::open): Use open_descriptor rather than open.
7843 * archive.cc (Archive::const_iterator): Change Archive to be
7845 (Archive::begin, Archive::end): Make non-const.
7846 (Archive::count_members): Likewise.
7847 * archive.h (class Archive): Update declarations.
7848 * object.h (Object::read): Make non-const.
7849 * Makefile.am (CCFILES): Add descriptors.cc.
7850 (HFILES): Add descriptors.h.
7851 * Makefile.in: Rebuild.
7854 * gold.h: Always include <clocale>. Add Solaris workarounds
7855 following code in binutils/sysdep.h.
7858 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7859 this->eh_frame_hdr_ is NULL before using it.
7861 * dynobj.cc (Versions::Versions): Update comment.
7863 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7864 the base version name.
7866 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7867 array size plus one.
7868 (Stringpool_template::set_string_offsets): Subtract one from key
7869 before using it as an array index.
7870 (Stringpool_template::get_offset_with_length): Likewise.
7871 (Stringpool_template::write_to_buffer): Likewise.
7872 * stringpool.h (Stringpool_template::get_offset_from_key):
7875 2008-07-23 Ian Lance Taylor <iant@google.com>
7878 * object.h (Merged_symbol_value::value): Do our best to handle a
7882 * script.cc (Version_script_info::get_versions): Don't add empty
7883 version tag to return value.
7884 (Version_script_info::get_symbol_version_helper): Change return
7885 type to bool. Add pversion parameter. Change all callers.
7886 (script_register_vers_node): Don't require a non-NULL tag.
7887 * script.h (class Version_script_info): Update declarations.
7888 (Version_script_info::get_symbol_version): Change return type to
7889 bool. Add version parameter. Change all callers.
7890 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7891 handling. Handle an empty version from a version script.
7892 (Symbol_table::define_special_symbol): Likewise.
7893 * testsuite/ver_test_10.script: New file.
7894 * testsuite/ver_test_10.sh: New file.
7895 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7896 (check_DATA): Add ver_test_10.syms.
7897 (ver_test_10.syms, ver_test_10.so): New target.
7898 * testsuite/Makefile.in: Rebuild.
7900 2008-07-23 Simon Baldwin <simonb@google.com>
7902 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7903 to zero for undefined symbols from dynamic libraries.
7905 2008-07-23 Ian Lance Taylor <iant@google.com>
7907 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7909 * symtab.h (class Symbol_table): Update declaration.
7910 * testsuite/ver_test_9.cc: New file.
7911 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7912 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7913 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7914 (ver_test_9.so, ver_test_9.o): New targets.
7915 * testsuite/Makefile.in: Rebuild.
7917 2008-07-22 Ian Lance Taylor <iant@google.com>
7919 * options.h (class General_options): Define --check-sections.
7920 * layout.cc (Layout::set_segment_offsets): Handle
7923 * options.h (class General_options): Define -n/--nmagic and
7925 * options.cc (General_options::finalize): For -n/--nmagic or
7926 -N/--omagic, set -static.
7927 * layout.cc (Layout::attach_allocated_section_to_segment): If
7928 -N/--omagic, don't put read-only and read-write sections in
7930 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7931 finding a read-only segment.
7932 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7933 don't set the minimum segment alignment to the common page size,
7934 and don't set the file offset to the address modulo the page size.
7935 * script-sections.cc (Script_sections::create_segments): If
7936 -n/--omagic, don't put read-only and read-write sections in
7939 * cref.cc: New file.
7941 * options.h (class General_options): Add --print-symbol-counts.
7942 * main.cc (main): Issue defined symbol report if requested.
7943 * archive.cc (Archive::interpret_header): Make into a const member
7945 (Archive::add_symbols): Call Input_objects::archive_start and
7947 (Archive::const_iterator): Define new class.
7948 (Archive::begin, Archive::end): New functions.
7949 (Archive::include_all_members): Rewrite to use iterator.
7950 (Archive::count_members): New function.
7951 * archive.h (class Archive): Update declarations.
7952 (Archive::filename): New function.
7953 * object.cc: Include "cref.h".
7954 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7955 (Sized_relobj::do_get_global_symbol_counts): New function.
7956 (Input_objects::add_object): Add object to cross-referencer.
7957 (Input_objects::archive_start): New function.
7958 (Input_objects::archive_stop): New function.
7959 (Input_objects::print_symbol_counts): New function.
7960 * object.h: Declare Cref and Archive.
7961 (Object::get_global_symbol_counts): New function.
7962 (Object::do_get_global_symbol_counts): New pure virtual function.
7963 (class Sized_relobj): Add defined_count_ field. Update
7965 (class Input_objects): Add cref_ field. Update constructor.
7966 Update declarations.
7967 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7969 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7971 (Sized_dynobj::do_get_global_symbol_counts): New function.
7972 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7973 defined_count_. Update declarations. Define Symbols typedef.
7974 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7975 parameter. Change all callers.
7976 (Symbol_table::add_from_dynobj): Add sympointers and defined
7977 parameters. Change all callers.
7978 * symtab.h (class Symbol_table): Update declarations.
7979 * Makefile.am (CCFILES): Add cref.cc.
7980 (HFILES): Add cref.h.
7981 * Makefile.in: Rebuild.
7983 2008-07-22 Simon Baldwin <simonb@google.com>
7985 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7986 to zero when writing undefined symbols.
7988 2008-07-22 Ian Lance Taylor <iant@google.com>
7990 * output.cc (Output_section::add_input_section): Don't try to
7991 merge empty merge sections.
7993 2008-07-21 Craig Silverstein <csilvers@google.com>
7995 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7996 Include symbol version in error message.
7998 2008-07-20 Chris Demetriou <cgd@google.com>
8000 * configure.ac (gold_cv_c_random_seed): New configured variable.
8001 (RANDOM_SEED_CFLAGS): New substituted variable.
8002 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8003 * configure: Rebuild.
8004 * Makefile.in: Likewise.
8005 * testsuite/Makefile.in: Likewise.
8007 2008-07-18 Ian Lance Taylor <iant@google.com>
8009 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8010 where we see NAME/NULL and NAME/VERSION as separate symbols.
8011 * testsuite/ver_test_main.cc (main): Call t4.
8012 (t4, t4_2a): Define.
8013 * testsuite/ver_test_2.cc (t4_2): Define.
8014 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8015 * testsuite/ver_test_4.cc (t4_2a): Define.
8016 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8017 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8019 2008-07-17 Ian Lance Taylor <iant@google.com>
8021 * dynobj.cc (Versions::add_def): If we give an error about a
8022 missing version, go ahead and create the version anyhow.
8024 2008-07-10 Ian Lance Taylor <iant@google.com>
8026 Handle output sections with more than 0x7fffffff bytes.
8027 * object.h (class Relobj): Change map_to_output_ to
8028 output_sections_, and just keep a section pointer. Change all
8029 uses. Move comdat group support to Sized_relobj.
8030 (Relobj::is_section_specially_mapped): Remove.
8031 (Relobj::output_section): Remove poff parameter. Change all
8033 (Relobj::output_section_offset): New function.
8034 (Relobj::set_section_offset): Rewrite.
8035 (Relobj::map_to_output): Remove.
8036 (Relobj::output_sections): New function.
8037 (Relobj::do_output_section_offset): New pure virtual function.
8038 (Relobj::do_set_section_offset): Likewise.
8039 (class Sized_relobj): Add section_offsets_ field. Add comdat
8040 group support from Relobj. Update declarations.
8041 (Sized_relobj::get_output_section_offset): New function.
8042 (Sized_relobj::do_output_section_offset): New function.
8043 (Sized_relobj::do_set_section_offset): New function.
8044 * object.cc (Relobj::output_section_address): Remove.
8045 (Sized_relobj::Sized_relobj): Initialize new fields.
8046 (Sized_relobj::include_section_group): Cast find_kept_object to
8048 (Sized_relobj::include_linkonce_section): Likewise.
8049 (Sized_relobj::do_layout): Use separate arrays for output section
8051 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8053 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8054 output_sections and section_offsets.
8055 (Sized_relobj::write_local_symbols): Likewise.
8056 (map_to_kept_section): Compute output address directly.
8057 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8058 output_sections and section_offsets.
8059 (Sized_relobj::write_sections): Likewise.
8060 (Sized_relobj::relocate_sections): Likewise.
8061 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8062 * output.h (class Output_reloc): Update declarations. Change
8063 u2_.relobj to Sized_relobj*.
8064 (class Output_data_reloc): Change add functions to use
8066 * output.cc (Output_reloc::Output_reloc): Change relobj to
8068 (Output_reloc::local_section_offset): Change return type to
8069 Elf_Addr. Use get_output_section_offset.
8070 (Output_reloc::get_address): Likewise.
8071 (Output_section::is_input_address_mapped): Don't call
8072 is_section_specially_mapped.
8073 (Output_section::output_offset): Likewise.
8074 (Output_section::output_address): Likewise.
8075 (Output_section::starting_output_address): Likewise.
8076 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8077 parameter to Sized_relobj*.
8078 (Copy_relocs::need_copy_reloc): Likewise.
8079 (Copy_relocs::save): Likewise.
8080 * copy-relocs.h (class Copy_relocs): Update declarations.
8081 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8082 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8083 * target-reloc.h (relocate_for_relocatable): Change
8084 offset_in_output_section type to Elf_Addr. Change code that uses
8086 * layout.cc (Layout::layout): Always set *off.
8087 * mapfile.cc (Mapfile::print_input_section): Use
8088 output_section_offset.
8089 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8091 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8092 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8093 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8095 2008-07-03 Ian Lance Taylor <iant@google.com>
8097 * layout.cc (Layout::include_section): Do not discard unrecognized
8098 SHT_STRTAB sections.
8100 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8102 * script.cc (Lex::can_continue_name): Make '?' allowable in
8103 version-script names.
8104 * testsuite/version_script.map: Change glob pattern to use '?'
8106 2008-06-30 Manish Singh <yosh@gimp.org>
8109 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8112 2008-06-30 Ian Lance Taylor <iant@google.com>
8116 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8117 versions]: Don't try to read the value in the contents, since we
8118 don't use it. Use the template endianness when writing.
8120 2008-06-25 Cary Coutant <ccoutant@google.com>
8122 * fileread.cc (File_read::make_view): Assert on zero-length view.
8123 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8124 symbol table when there are no symbols to read.
8126 2008-06-23 Craig Silverstein <csilvers@google.com>
8128 * version.cc (version_string): Bump to 1.7
8130 2008-06-18 Craig Silverstein <csilvers@google.com>
8132 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8133 constant 0xFFFF to type Valtype.
8134 (Powerpc_relocate_functions::rel16_ha): Likewise.
8136 2008-06-17 Ian Lance Taylor <iant@google.com>
8138 * output.h (Output_section::Input_section): Initialize p2align_ to
8139 zero for Output_section_data constructors.
8140 (Output_section::Input_section::addralign): If not an input
8141 section, return the alignment of the Output_section_data.
8142 * testsuite/copy_test.cc: New file.
8143 * testsuite/copy_test_1.cc: New file.
8144 * testsuite/copy_test_2.cc: New file.
8145 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8146 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8147 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8148 (copy_test_1_pic.o, copy_test_1.so): New targets.
8149 (copy_test_2_pic.o, copy_test_2.so): New targets.
8150 * testsuite/Makefile.in: Rebuild.
8152 * script-sections.cc (Script_sections::place_orphan): Initialize
8153 local variable exact.
8155 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8157 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8159 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8160 David S. Miller <davem@davemloft.net>
8162 * powerpc.cc: New file.
8163 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8164 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8165 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8166 * Makefile.in: Rebuild.
8168 2008-06-09 Ian Lance Taylor <iant@google.com>
8170 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8172 (throwing, orig_terminate): New static variables.
8173 (terminate_handler): New static function.
8174 (t2): Set terminate handler.
8176 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8179 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8182 2008-05-30 Cary Coutant <ccoutant@google.com>
8184 * archive.cc (Archive::include_all_members) Correct to step
8185 over symbol table and extended name table in thin archives.
8187 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8190 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8193 2008-05-28 Caleb Howe <cshowe@google.com>
8195 * reduced_debug_output.cc: New file.
8196 * reduced_debug_output.h: New file.
8197 * options.h (class General_options): Add --strip-debug-non-line.
8198 * options.cc (General_options::finalize): Add strip_debug_non_line
8199 to the strip heirarchy.
8200 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8202 * layout.cc: Include "reduced_debug_output.h".
8203 (Layout::Layout): Initialize new fields.
8204 (line_only_debug_sections): New static array.
8205 (is_lines_only_debug_sections): New static inline function.
8206 (Layout::include_section): Handle --strip-debug-non-line.
8207 (Layout::make_output_section): If --strip-debug-non-line, build
8208 new output sections for .debug_abbrev and .debug_info.
8209 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8210 gold. Warn about possible overflow.
8211 (read_signed_LEB_128): Likewise.
8212 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8213 (read_signed_LEB_128): Declare.
8214 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8215 (HFILES): Add reduced_debug_output.h.
8216 * Makefile.in: Rebuild.
8218 2008-05-21 Ian Lance Taylor <iant@google.com>
8220 * mapfile.cc: New file.
8221 * mapfile.h: New file.
8222 * options.h (class General_options): Add -M/--print-map and -Map.
8223 * options.cc (General_options::finalize): Make -M equivalent to
8225 * main.cc: Include <cstdio> and "mapfile.h".
8226 (main): Open mapfile if requested.
8227 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8228 constructor. Change caller.
8229 (queue_initial_tasks): Add mapfile parameter. Change caller.
8230 (queue_middle_tasks): Likewise.
8231 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8233 * archive.cc: Include "mapfile.h".
8234 (Archive::add_symbols): Add mapfile parameter. Change all
8235 callers. Pass mapfile, symbol, and reason to include_member.
8236 (Archive::include_all_members): Add mapfile parameter. Change all
8238 (Archive::include_member): Add mapfile, sym, and why parameters.
8239 Change all callers. Report inclusion to map file.
8240 * archive.h: Include "fileread.h".
8241 (class Archive): Update declarations.
8242 (Archive::file): New const method.
8243 (class Add_archive_symbols): Add mapfile_ field. Update
8244 constructor. Change all callers.
8245 * readsyms.h (class Read_symbols): Likewise.
8246 (class Finish_group): Likewise.
8247 (class Read_script): Likewise.
8248 * common.cc: Include "mapfile.h".
8249 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8251 (Symbol_table::do_allocate_commons): Likewise.
8252 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8253 symbol allocation to mapfile.
8254 * common.h (class Allocate_commons_task): Add mapfile_ field.
8255 Update constructor. Change all callers.
8256 * symtab.h (class Symbol_table): Update declarations.
8257 * layout.cc: Include "mapfile.h".
8258 (Layout_task_runner::run): Print information to mapfile.
8259 (Layout::create_gold_note): Change Output_data_fixed_space to
8260 Output_data_zero_fill.
8261 (Layout::create_build_id): Likewise.
8262 (Layout::print_to_mapfile): New function.
8263 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8264 constructor. Change caller.
8265 (class Layout): Declare print_to_mapfile.
8266 * output.cc (Output_section::Input_section::print_to_mapfile): New
8268 (Output_section::add_input_section): If producing a map, always
8269 add to input_sections_ list.
8270 (Output_section::do_print_to_mapfile): New function.
8271 (Output_segment::print_sections_to_mapfile): New function.
8272 (Output_segment::print_section_list_to_mapfile): New function.
8273 * output.h: Include "mapfile.h".
8274 (Output_data::print_to_mapfile): New function.
8275 (Output_data::do_print_to_mapfile): New virtual function.
8276 (Output_segment_headers::do_print_to_mapfile): New function.
8277 (Output_file_header::do_print_to_mapfile): New function.
8278 (Output_data_const::do_print_to_mapfile): New function.
8279 (class Output_data_const_buffer): Add map_name_ field. Update
8280 constructor. Change all callers. Add do_print_to_mapfile
8282 (class Output_data_fixed_space): Likewise.
8283 (class Output_data_space): Likewise.
8284 (class Output_data_zero_fill): New class.
8285 (Output_data_strtab::do_print_to_mapfile): New function.
8286 (Output_data_reloc_base::do_print_to_mapfile): New function.
8287 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8288 (Output_data_group::do_print_to_mapfile): New function.
8289 (Output_data_got::do_print_to_mapfile): New function.
8290 (Output_data_dynamic::do_print_to_mapfile): New function.
8291 (Output_symtab_xindex::do_print_to_mapfile): New function.
8292 (class Output_section): Declare do_print_to_mapflie. Declare
8293 print_to_mapfile in Input_section.
8294 (class Output_segment): Declare new functions.
8295 * object.h (Sized_relobj::symbol_count): New function.
8296 * script-sections.cc
8297 (Output_section_element_dot_assignment::set_section_addresses):
8298 Change Output_data_fixed_space to Output_data_zero_fill.
8299 (Output_data_expression::do_print_to_mapfile): New function.
8300 * script.cc (read_input_script): Add mapfile parameter. Change
8302 * script.h (read_input_script): Update declaration.
8303 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8304 (Eh_frame::do_print_to_mapfile): New function.
8305 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8306 (Output_merge_string::do_print_to_mapfile): New function.
8307 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8309 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8311 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8313 * Makefile.am (CCFILES): Add mapfile.cc.
8314 (HFILES): Add mapfile.h.
8315 * Makefile.in: Rebuild.
8317 2008-05-19 Ian Lance Taylor <iant@google.com>
8319 * options.h (class General_options): Add -z relro.
8320 * layout.cc (Layout::Layout): Initialize relro_segment_.
8321 (Layout::add_output_section_data): Return the output section.
8322 (Layout::make_output_section): Rcognize relro sections and mark
8324 (Layout::attach_allocated_section_to_segment): Put relro sections
8325 in a PT_GNU_RELRO segment.
8326 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8328 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8330 (Layout::linkonce_mapping): Map d.rel.ro.local to
8332 (Layout::output_section_name): Us .data.rel.ro.local for any
8333 section which begins with that.
8334 * layout.h (class Layout): Update add_output_section_data
8335 declaration. Add relro_segment_ field.
8336 * output.cc (Output_section::Output_section): Initialize is_relro_
8337 and is_relro_local_ fields.
8338 (Output_segment::add_output_section): Group relro sections.
8339 (Output_segment::is_first_section_relro): New function.
8340 (Output_segment::maximum_alignment): If there is a relro section,
8341 align the segment to the common page size.
8342 (Output_segment::set_section_addresses): Track whether we are
8343 looking at relro sections. If the last section is a relro
8344 section, align to the common page size.
8345 (Output_segment::set_section_list_addresses): Add in_relro
8346 parameter. Change all callers. Align to the page size when
8347 moving from relro to non-relro section.
8348 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8350 * output.h (class Output_section): Add is_relro_ and
8351 is_relro_local_ fields.
8352 (Output_section::is_relro): New function.
8353 (Output_section::set_is_relro): New function.
8354 (Output_section::is_relro_local): New function.
8355 (Output_section::set_is_relro_local): New function.
8356 (class Output_segment): Update declarations.
8357 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8358 * sparc.cc (Target_sparc::got_section): Likewise.
8359 * x86_64.cc (Target_x86_64::got_section): Likewise.
8360 * testsuite/relro_test_main.cc: New file.
8361 * testsuite/relro_test.cc: New file.
8362 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8363 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8364 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8365 (relro_test.so, relro_test_pic.o): New targets.
8366 * testsuite/Makefile.in: Rebuild.
8368 2008-05-16 Ian Lance Taylor <iant@google.com>
8370 * output.cc (Output_segment::add_output_section): Remove front
8372 * output.h (class Output_segment): Remove
8373 add_initial_output_section and overloaded add_output_section.
8374 Update declaration of remaining add_output_section.
8375 * layout.cc (Layout::create_interp): Call add_output_section
8376 rather than add_initial_output_section.
8377 (Layout::finish_dynamic_section): Likewise.
8379 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8380 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8381 know the dynamic type.
8382 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8383 field. Initialize it in constructor.
8384 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8385 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8386 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8389 * output.cc (Output_reloc::get_address): Change return type to
8391 * output.h (class Output_reloc): Update get_address declaration.
8392 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8393 for section addresses.
8395 2008-05-09 Ian Lance Taylor <iant@google.com>
8398 * gold.cc (gold_nomem): Use return value of write.
8400 2008-05-08 Ian Lance Taylor <iant@google.com>
8402 * symtab.c (Symbol::init_base_output_data): Add version
8403 parameter. Change all callers.
8404 (Symbol::init_base_output_segment): Likewise.
8405 (Symbol::init_base_constant): Likewise.
8406 (Symbol::init_base_undefined): Likewise.
8407 (Sized_symbol::init_output_data): Likewise.
8408 (Sized_symbol::init_output_segment): Likewise.
8409 (Sized_symbol::init_constant): Likewise.
8410 (Sized_symbol::init_undefined): Likewise.
8411 (Symbol_table::do_define_in_output_data): If the new symbol has a
8412 version, mark it as the default.
8413 (Symbol_table::do_define_in_output_segment): Likewise.
8414 (Symbol_table::do_define_as_constant): Likewise.
8415 * symtab.h (class Symbol): Update declarations.
8416 (class Sized_symbol): Likewise.
8417 * resolve.cc (Symbol::override_version): New function.
8418 (Symbol::override_base): Call override_version.
8419 (Symbol::override_base_with_special): Likewise.
8420 * testsuite/ver_script_8.script: New file.
8421 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8422 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8423 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8424 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8426 2008-05-06 Ian Lance Taylor <iant@google.com>
8429 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8431 (class General_options): Remove existing --undefined, and add
8432 --no-undefined instead. Add new --undefined as synonym for -u.
8433 * archive.cc (Archive::add_symbols): Check whether symbol was
8435 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8436 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8437 all uses. Add IS_UNDEFINED. Update declarations to split
8438 different versions of init_base. Declare init_base_undefined.
8439 (Symbol::is_defined): Handle IS_UNDEFINED.
8440 (Symbol::is_undefined): Likewise.
8441 (Symbol::is_weak_undefined): Call is_undefined.
8442 (Symbol::is_absolute): Handle IS_CONSTANT.
8443 (class Sized_symbol): Update declarations to split different
8444 versions of init. Declare init_undefined.
8445 (class Symbol_table): Declare new functions.
8446 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8448 (Symbol::init_base_output_data): Likewise.
8449 (Symbol::init_base_output_segment): Likewise.
8450 (Symbol::init_base_constant): Likewise.
8451 (Symbol::init_base_undefined): New function.
8452 (Sized_symbol::init_object): Rename from init. Change all
8454 (Sized_symbol::init_output_data): Likewise.
8455 (Sized_symbol::init_output_segment): Likewise.
8456 (Sized_symbol::init_constant): Likewise.
8457 (Sized_symbol::init_undefined): New function.
8458 (Symbol_table::add_undefined_symbols_from_command_line): New
8460 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8462 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8463 (Symbol::output_section): Likewise.
8464 (Symbol::set_output_section): Likewise.
8465 (Symbol_table::sized_finalize_symbol): Likewise.
8466 (Symbol_table::sized_write_globals): Likewise.
8467 * resolve.cc (Symbol_table::should_override): Likewise.
8468 (Symbol::override_base_with_special): Likewise.
8470 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8471 symbol, change it to have default visibility.
8472 * testsuite/protected_1.cc: New file.
8473 * testsuite/protected_2.cc: New file.
8474 * testsuite/protected_3.cc: New file.
8475 * testsuite/protected_main_1.cc: New file.
8476 * testsuite/protected_main_2.cc: New file.
8477 * testsuite/protected_main_3.cc: New file.
8478 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8479 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8480 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8481 (protected_1.so): New target.
8482 (protected_1_pic.o, protected_2_pic.o): New targets.
8483 (protected_3_pic.o): New target.
8484 (check_PROGRAMS): Add protected_2.
8485 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8486 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8487 * testsuite/Makefile.in: Rebuild.
8489 * options.h (DEFINE_var): Add set_user_set_##varname__.
8490 (DEFINE_bool_alias): New macro.
8491 (class General_options): Define -Bstatic using DEFINE_bool_alias
8492 rather than DEFINE_special. Add --undefined as an alias for -z
8494 * options.cc (General_options::parse_Bstatic): Remove.
8496 * options.h (class General_options): Add --fatal-warnings.
8497 * main.cc (main): Implement --fatal-warnings.
8498 * errors.h (Errors::warning_count): New function.
8500 * options.h (class General_options): Add -Bsymbolic-functions.
8501 * symtab.h (Symbol::is_preemptible): Check for
8502 -Bsymbolic-functions.
8504 2008-05-05 Ian Lance Taylor <iant@google.com>
8506 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8507 as noVARNAME rather than no-VARNAME.
8508 (class General_options): Add option -z combreloc.
8509 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8511 (Output_reloc::sort_before) [SHT_REL]: New function.
8512 (Output_reloc::sort_before) [SHT_RELA]: New function.
8513 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8514 Sort_relocs_comparison.
8515 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8516 parameter. Change all callers.
8517 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8518 sort_relocs parameter. Change all callers.
8519 * output.cc (Output_reloc::get_address): New function, broken out
8521 (Output_reloc::write_rel): Call it.
8522 (Output_reloc::compare): New function.
8523 (Output_data_reloc_base::do_write): Optionally sort relocs.
8525 * configure.ac: If targ_extra_obj is set, link it in.
8526 * configure.tgt: Initialize all variables.
8527 (x86_64*): Set targ_extra_obj and targ_extra_size.
8528 * configure: Rebuild.
8530 * object.cc (Sized_relobj::include_section_group): Adjust section
8531 indexes read from group data. Build vector to pass to
8533 * layout.cc (Layout::layout_group): Add flags and shndxes
8534 parameters. Remove contents parameter. Change caller. Update
8535 explicit instantiations.
8536 * layout.h (class Layout): Update layout_group declaration.
8537 * output.cc (Output_data_group::Output_data_group): Add flags and
8538 input_shndxes parameters. Remove contents parameter. Change
8540 (Output_data_group::do_write): Change input_sections_ to
8542 * output.h (class Output_data_group): Update constructor
8543 declaration. Rename input_sections_ to input_shndxes_.
8544 * testsuite/many_sections_test.cc: Add template.
8546 2008-04-30 Cary Coutant <ccoutant@google.com>
8548 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8550 * layout.cc (Layout::include_section): Refactored check for debug
8552 (Layout::add_comdat): Add new parameters. Change type
8553 of signature parameter. Add object and shndx to signatures table.
8554 (Layout::find_kept_object): New function.
8555 * layout.h: Include <cstring>.
8556 (Layout::is_debug_info_section): New function.
8557 (Layout::add_comdat): Add new parameters.
8558 (Layout::find_kept_object): New function.
8559 (Layout::Kept_section): New struct.
8560 (Layout::Signatures): Change type of map range.
8561 * object.cc (Relobj::output_section_address): New function.
8562 (Sized_relobj::include_section_group): Add new parameters. Change
8563 calls to Layout::add_comdat. Change to build table of kept comdat
8564 groups and table mapping discarded sections to kept sections.
8565 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8566 (Sized_relobj::do_layout): Change calls to include_section_group and
8567 include_linkonce_section.
8568 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8569 value to zero when section is discarded.
8570 (Sized_relobj::map_to_kept_section): New function.
8571 * object.h (Relobj::output_section_address): New function.
8572 (Relobj::Comdat_group): New type.
8573 (Relobj::find_comdat_group): New function.
8574 (Relobj::Comdat_group_table): New type.
8575 (Relobj::Kept_comdat_section): New type.
8576 (Relobj::Kept_comdat_section_table): New type.
8577 (Relobj::add_comdat_group): New function.
8578 (Relobj::set_kept_comdat_section): New function.
8579 (Relobj::get_kept_comdat_section): New function.
8580 (Relobj::comdat_groups_): New field.
8581 (Relobj::kept_comdat_sections_): New field.
8582 (Symbol_value::input_value): Update comment.
8583 (Sized_relobj::map_to_kept_section) New function.
8584 (Sized_relobj::include_linkonce_section): Add new parameter.
8585 * target-reloc.h (Comdat_behavior): New type.
8586 (get_comdat_behavior): New function.
8587 (relocate_section): Add code to map a discarded section to the
8588 corresponding kept section when applying a relocation.
8590 2008-04-30 Craig Silverstein <csilvers@google.com>
8592 * dwarf_reader.cc (next_generation_count): New static var.
8593 (Addr2line_cache_entry): New struct.
8594 (addr2line_cache): New static var.
8595 (Dwarf_line_info::one_addr2line): Added caching.
8596 (Dwarf_line_info::clear_addr2line_cache): New function.
8597 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8598 cache-size parameter.
8599 (Dwarf_line_info::one_addr2line_cache): New function.
8600 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8601 new cache-size argument to one_addr2line(), and clear cache.
8603 2008-04-28 Cary Coutant <ccoutant@google.com>
8605 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8606 R_386_PC8 relocations.
8608 2008-04-23 Ian Lance Taylor <iant@google.com>
8610 * object.cc (Sized_relobj::include_section_group): Check for
8611 invalid section group.
8613 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8616 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8617 than read for file header.
8618 * archive.cc (Archive::include_member): Likewise.
8620 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8622 * aclocal.m4: Regenerate.
8623 * configure: Regenerate.
8625 2008-04-19 Ian Lance Taylor <iant@google.com>
8627 * version.cc (version_string): Bump to 1.6.
8629 * testsuite/Makefile.am (many_sections_r_test): New target.
8630 (many_sections_r_test_SOURCES): Remove.
8631 (many_sections_r_test_DEPENDENCIES): Remove.
8632 (many_sections_r_test_LDFLAGS): Remove.
8633 (many_sections_r_test_LDADD): Remove.
8635 * object.cc (Sized_relobj::do_add_symbols): Always pass
8636 local_symbol_count_ to add_from_relobj.
8638 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8639 every thousand variables.
8640 * testsuite/Makefile.in: Rebuild.
8642 * object.cc (Xindex::initialize_symtab_xindex): New function.
8643 (Xindex::read_symtab_xindex): New function.
8644 (Xindex::sym_xindex_to_shndx): New function.
8645 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8647 (Sized_relobj::do_initialize_xindex): New function.
8648 (Sized_relobj::do_read_symbols): Adjust section links.
8649 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8650 parameter. Change all callers.
8651 (Sized_relobj::include_section_group): Adjust section links and
8652 symbol section indexes.
8653 (Sized_relobj::do_layout): Adjust section links.
8654 (Sized_relobj::do_count_local_symbols): Adjust section links and
8655 symbol section indexes.
8656 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8657 ordinary and special symbols.
8658 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8659 dynsym_xindex parameters. Change all callers. Adjust section
8660 links. Use SHN_XINDEX when needed.
8661 (Sized_relobj::get_symbol_location_info): Adjust section links.
8662 Don't get fooled by special symbols.
8663 * object.h (class Xindex): Define.
8664 (class Object): Add xindex_ parameter. Declare virtual functoin
8665 do_initialize_xindex.
8666 (Object::adjust_sym_shndx): New function.
8667 (Object::set_xindex): New protected function.
8668 (class Symbol_value): Add is_ordinary_shndx_ field.
8669 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8670 (Symbol_value::value): Assert ordinary section.
8671 (Symbol_value::initialize_input_to_output_map): Likewise.
8672 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8674 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8676 (class Sized_relobj): Update declarations.
8677 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8678 parameter. Change all callers.
8679 (Sized_relobj::adjust_shndx): New function.
8680 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8682 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8683 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8684 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8685 (Sized_dynobj::read_dynsym_section): Adjust section links.
8686 (Sized_dynobj::read_dynamic): Likewise.
8687 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8689 (Sized_dynobj::do_initialize_xindex): New function.
8690 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8691 do_initialize_xindex.
8692 (Sized_dynobj::adjust_shndx): New function.
8693 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8694 dynsym_xindex_ fields.
8695 (Layout::finalize): Add a call to set_section_indexes before
8696 creating the symtab sections.
8697 (Layout::set_section_indexes): Don't do anything if the section
8698 already has a section index.
8699 (Layout::create_symtab_sections): Add shnum parameter. Change
8700 caller. Create .symtab_shndx section if needed.
8701 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8703 (Layout::allocated_output_section_count): New function.
8704 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8706 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8707 fields. Update declarations.
8708 (Layout::symtab_xindex): New function.
8709 (Layout::dynsym_xindex): New function.
8710 (class Write_symbols_task): Add layout_ field.
8711 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8713 * output.cc (Output_section_headers::Output_section_headers): Add
8714 shstrtab_section parameter. Change all callers.
8715 (Output_section_headers::do_sized_write): Store overflow values
8716 for section count and section string table section index in
8717 section header zero.
8718 (Output_file_header::do_sized_write): Check for overflow of
8719 section count and section string table section index.
8720 (Output_symtab_xindex::do_write): New function.
8721 (Output_symtab_xindex::endian_do_write): New function.
8722 * output.h (class Output_section_headers): Add shstrtab_section_.
8723 Update declarations.
8724 (class Output_symtab_xindex): Define.
8725 (Output_section::has_out_shndx): New function.
8726 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8728 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8730 (Sized_symbol::init): Likewise.
8731 (Symbol::output_section): Check for ordinary symbol.
8732 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8733 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8735 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8736 Change all callers. Simplify handling of symbols from sections
8737 not included in the link.
8738 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8740 (Weak_alias_sorter::operator()): Assert that symbols are
8742 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8744 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8745 parameters. Change all callers.
8746 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8747 symbol distinction. Use SHN_XINDEX when needed.
8748 (Symbol_table::write_section_symbol): Add symtab_xindex
8749 parameter. Change all callers.
8750 (Symbol_table::sized_write_section_symbol): Likewise. Use
8751 SHN_XINDEX when needed.
8752 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8754 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8755 (Symbol::is_defined): Check is_ordinary.
8756 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8757 (Symbol::is_absolute, Symbol::is_common): Likewise.
8758 (class Sized_symbol): Update declarations.
8759 (class Symbol_table): Update declarations.
8760 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8761 parameters. Change all callers.
8762 (Sized_symbol::override): Likewise.
8763 (Symbol_table::override): Likewise.
8764 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8765 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8766 is_ordinary, and orig_st_shndx parameters. Change all callers.
8767 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8768 to be in an ordinary section.
8769 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8770 object and is_ordinary parameters. Change all callers.
8771 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8772 Change all callers. Don't add undefined or non-ordinary symbols
8774 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8776 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8778 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8779 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8780 (Sized_relobj::relocate_sections): Likewise.
8781 * target-reloc.h (scan_relocs): Adjust section symbol index.
8782 (scan_relocatable_relocs): Likewise.
8783 * i386.cc (Scan::local): Check for ordinary symbols.
8784 * sparc.cc (Scan::local): Likewise.
8785 * x86_64.cc (Scan::local): Likewise.
8786 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8787 to symbol_section_and_value.
8788 * testsuite/many_sections_test.cc: New file.
8789 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8790 (check_PROGRAMS): Add many_sections_test.
8791 (many_sections_test_SOURCES): Define.
8792 (many_sections_test_DEPENDENCIES): Define.
8793 (many_sections_test_LDFLAGS): Define.
8794 (BUILT_SOURCES): Add many_sections_define.h.
8795 (many_sections_define.h): New target.
8796 (BUILT_SOURCES): Add many_sections_check.h.
8797 (many_sections_check.h): New target.
8798 (check_PROGRAMS): Add many_sections_r_test.
8799 (many_sections_r_test_SOURCES): Define.
8800 (many_sections_r_test_DEPENDENCIES): Define.
8801 (many_sections_r_test_LDFLAGS): Define.
8802 (many_sections_r_test_LDADD): Define.
8803 (many_sections_r_test.o): New target.
8804 * testsuite/Makefile.in: Rebuild.
8806 2008-04-17 Cary Coutant <ccoutant@google.com>
8808 * errors.cc (Errors::info): New function.
8809 (gold_info): New function.
8810 * errors.h (Errors::info): New function.
8811 * gold.h (gold_info): New function.
8812 * object.cc (Input_objects::add_object): Print trace output.
8813 * options.cc (options::parse_set): New function.
8814 (General_options::parse_wrap): Deleted.
8815 (General_options::General_options): Deleted initializer.
8816 * options.h (options::String_set): New typedef.
8817 (options::parse_set): New function.
8818 (DEFINE_set): New macro.
8819 (General_options::wrap): Changed to use DEFINE_set. Changed
8820 callers of any_wrap_symbols and is_wrap_symbol.
8821 (General_options::trace, General_options::trace_symbol):
8823 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8824 (General_options::wrap_symbols_): Deleted.
8825 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8827 2008-04-17 David S. Miller <davem@davemloft.net>
8829 * options.cc (General_options::parse_V): New function.
8830 * options.h: Add entries for -V and -Qy.
8832 2008-04-17 Ian Lance Taylor <iant@google.com>
8834 * common.cc (Symbol_table::allocate_commons): Remove options
8835 parameter. Change caller.
8836 (Symbol_table::do_allocate_commons): Remove options parameter.
8837 Change caller. Just call do_allocate_commons_list twice.
8838 (Symbol_table::do_allocate_commons_list): New function, broken out
8839 of do_allocate_commons.
8840 * common.h (class Allocate_commons_task): Remove options_ field.
8842 * symtab.cc (Symbol_table::Symbol_table): Initialize
8844 (Symbol_table::add_from_object): Put TLS common symbols on
8846 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8847 which are IN_OUTPUT_DATA.
8848 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8849 allocate_commons and do_allocate_commons declarations. Declare
8850 do_allocate_commons_list.
8851 * gold.cc (queue_middle_tasks): Update creation of
8852 Allocate_commons_task to not pass options.
8853 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8854 (TLS_TEST_C_FLAGS): New variable.
8855 (tls_test_c_pic.o): New target.
8856 (tls_test_shared.so): Link in tls_test_c_pic.o.
8857 (tls_test_c_pic_ie.o): New target.
8858 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8859 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8860 (tls_test_c.o): New target.
8861 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8862 (tls_pic_test_LDADD): Likewise.
8863 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8864 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8865 (tls_test_c_gnu2.o): New target.
8866 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8868 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8869 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8870 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8871 * testsuite/tls_test.cc: Include "config.h".
8872 (t_last): Call t11_last.
8873 * testsuite/tls_test.h (t11, t11_last): Declare.
8874 * testsuite/tls_test_c.c: New file.
8875 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8876 * configure.ac: Check for OpenMP support.
8877 * configure, config.in, Makefile.in: Rebuild.
8878 * testsuite/Makefile.in: Rebuild.
8880 2008-04-16 Cary Coutant <ccoutant@google.com>
8882 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8883 (Target_i386::tls_base_symbol_defined_): New field.
8884 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8885 (Target_i386::Scan::global): Likewise.
8886 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8887 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8888 (Target_x86_64::tls_base_symbol_defined_): New field.
8889 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8890 (Target_x86_64::Scan::global): Likewise.
8892 2008-04-16 Cary Coutant <ccoutant@google.com>
8894 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8895 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8896 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8897 building shared libraries.
8898 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8899 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8900 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8901 * testsuite/Makefile.in: Rebuild.
8902 * testsuite/weak_undef.h: New file.
8903 * testsuite/weak_undef_file1.cc: Add extra test cases.
8904 * testsuite/weak_undef_file2.cc: Likewise.
8905 * testsuite/weak_undef_test.cc: Likewise.
8907 2008-04-16 David S. Miller <davem@davemloft.net>
8909 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8910 Add issued_non_pic_error_ field. Declare check_non_pic.
8911 (Target_sparc::Scan::check_non_pic): New function.
8912 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8913 (Target_sparc::Scan::global): Likewise.
8915 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8916 * configure: Rebuild.
8918 * options.h (DEFINE_enable): New macro.
8919 (new_dtags): New enable option.
8920 (initfirst, interpose, loadfltr, nodefaultlib,
8921 nodelete, nodlopen, nodump): New -z options.
8922 * layout.cc (Layout:finish_dynamic_section): If new
8923 dtags enabled, emit DT_RUNPATH. Also, emit a
8924 DT_FLAGS_1 containing any specified -z flags.
8926 2008-04-16 Ian Lance Taylor <iant@google.com>
8928 * copy-relocs.cc: New file.
8929 * copy-relocs.h: New file.
8930 * reloc.cc: Remove Copy_relocs code.
8931 * reloc.h: Likewise.
8932 * reloc-types.h (struct Reloc_types) [both versions]: Add
8933 get_reloc_addend_noerror.
8934 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8935 variants of add_global which take an addend which must be zero.
8936 * i386.cc: Include "copy-relocs.h".
8937 (class Target_i386): Change type of copy_relocs_ to variable,
8939 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8941 (Target_i386::do_finalize_sections): Change handling of
8943 * sparc.cc: Include "copy-relocs.h".
8944 (class Target_sparc): Change type of copy_relocs_ to variable,
8946 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8948 (Target_sparc::do_finalize_sections): Change handling of
8950 * x86_64.cc: Include "copy-relocs.h".
8951 (class Target_x86_64): Change type of copy_relocs_ to variable,
8953 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8954 class. Change all callers.
8955 (Target_x86_64::do_finalize_sections): Change handling of
8957 * Makefile.am (CCFILES): Add copy-relocs.cc.
8958 (HFILES): Add copy-relocs.h.
8960 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8962 * testsuite/script_test_4.sh: Permit leading zeroes.
8964 2008-04-15 Ian Lance Taylor <iant@google.com>
8966 * script-sections.cc (Script_sections::create_segments): Use
8967 header_size_adjustment even when there is enough room for the
8969 * testsuite/script_test_4.sh: New file.
8970 * testsuite/script_test_4.t: New file.
8971 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8972 (check_DATA): Add script_test_4.stdout.
8973 (MOSTLYCLEANFILES): Likewise.
8974 (script_test_4): New target.
8975 (script_test_4.stdout): New target.
8976 * testsuite/Makefile.in: Rebuild.
8978 * sparc.cc: Add definitions for Output_data_plt_sparc class
8981 2008-04-14 David S. Miller <davem@davemloft.net>
8983 * sparc.cc: New file.
8984 * Makefile.am (TARGETSOURCES): Add sparc.cc
8985 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8986 * configure.tgt: Document targ_extra_size and
8987 targ_extra_big_endian. Add entries for sparc-* and
8989 * configure.ac: Handle targ_extra_size and
8990 targ_extra_big_endian.
8991 * Makefile.in: Rebuild.
8992 * configure: Likewise.
8993 * po/POTFILES.in: Likewise.
8994 * po/gold.pot: Likewise.
8996 2008-04-14 Ian Lance Taylor <iant@google.com>
8998 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8999 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9000 in the name/type/flags to section mapping. Don't call
9001 allocate_output_section.
9002 (Layout::choose_output_section): Change parameter from adjust_name
9003 to is_input_section. Don't permit input sections after sections
9004 are attached to segments. Don't call allocate_output_section.
9005 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9006 not write_enable_output_section.
9007 (Layout::make_output_section): Don't push to
9008 unattached_section_list_ nor call attach_to_segment. Call
9009 attach_section_to_segment if sections are attached.
9010 (Layout::attach_sections_to_segments): New function.
9011 (Layout::attach_section_to_segment): New function.
9012 (Layout::attach_allocated_section_to_segment): Rename from
9013 attach_to_segment. Remove flags parameter.
9014 (Layout::allocate_output_section): Remove function.
9015 (Layout::write_enable_output_section): Remove function.
9016 * layout.h (class Layout): Update for above changes. Add new
9017 field sections_are_attached_.
9018 * output.h (Output_section::update_flags_for_input_section): New
9020 * output.cc (Output_section::add_input_section): Call
9021 update_flags_for_input_section.
9022 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9024 2008-04-11 Cary Coutant <ccoutant@google.com>
9026 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9027 thought unnecessary.
9028 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9030 2008-04-11 Ian Lance Taylor <iant@google.com>
9032 * output.h (class Output_section_data): Remove inline definition
9034 * output.cc (Output_section_data::set_addralign): New function.
9036 2008-04-11 Cary Coutant <ccoutant@google.com>
9038 Add support for TLS descriptors for i386 and x86_64.
9039 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9040 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9041 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9043 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9044 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9045 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9047 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9048 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9049 Fix problem with initial-exec relocations.
9050 (Target_i386::Relocate::relocate_tls): Likewise.
9051 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9053 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9054 support for section-plus-offset dynamic table entries.
9055 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9056 (Output_data_dynamic::Dynamic_entry): Add support for
9057 section-plus-offset dynamic table entries.
9058 (Output_data_dynamic::Classification): Likewise.
9059 (Output_data_dynamic::classification_): Renamed offset_.
9060 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9061 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9062 (Target_x86_64::make_plt_section): New function.
9063 (Target_x86_64::reserve_tlsdesc_entries): New function.
9064 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9065 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9066 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9067 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9068 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9069 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9070 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9071 add extra PLT entry for TLS descriptors.
9072 (Output_data_plt_x86_64::got_): New field.
9073 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9074 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9076 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9078 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9079 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9080 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9081 R_386_TLS_DESC_CALL relocations.
9082 (Target_x86_64::Scan::global): Likewise.
9083 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9084 for TLS descriptors.
9085 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9086 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9087 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9088 GD-to-IE relaxation.
9089 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9090 and TLS_DESCRIPTORS.
9091 * Makefile.in: Rebuild.
9092 * configure: Rebuild.
9093 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9094 (tls_test_shared2.so): New target.
9095 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9096 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9097 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9098 (tls_shared_gd_to_ie_test_LDADD): New variable.
9099 (tls_shared_gnu2_gd_to_ie_test): New target.
9100 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9102 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9103 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9104 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9105 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9106 (tls_shared_gnu2_test): New target.
9107 (tls_test_gnu2_shared.so): New target.
9108 (tls_shared_gnu2_test_SOURCES): New variable.
9109 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9110 (tls_shared_gnu2_test_LDFLAGS): New variable.
9111 (tls_shared_gnu2_test_LDADD): New variable.
9112 * testsuite/Makefile.in: Rebuild.
9113 * testsuite/Makefile.
9115 2008-04-11 Ian Lance Taylor <iant@google.com>
9117 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9119 * testsuite/Makefile.in: Rebuild.
9121 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9123 * testsuite/script_test_2.cc (main): Adjust test.
9125 2008-04-11 David S. Miller <davem@davemloft.net>
9126 Ian Lance Taylor <iant@google.com>
9128 * options.h (General_options): Add entries for '-Y' and
9130 * options.cc (General_options:finalize): If -Y was used, add those
9131 entries to the library path instead of the default "/lib" and
9134 2008-04-11 David S. Miller <davem@davemloft.net>
9136 * testsuite/justsyms.t: Start at 0x100.
9137 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9138 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9140 * testsuite/script_test_2.cc: Adjust string and section length
9143 2008-04-09 Ian Lance Taylor <iant@google.com>
9146 * script-sections.cc (Sections_element::allocate_to_segment): Add
9148 (Output_section_definition::allocate_to_segment): Likewise.
9149 (Orphan_output_section::allocate_to_segment): Likewise.
9150 (Script_sections::attach_sections_using_phdrs_clause): Don't
9151 propagate non-PT_LOAD segments to orphan sections.
9152 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9153 readelf rather than objdump.
9154 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9155 .interp section and PT_INTERP segment are the same size.
9156 * testsuite/Makefile.in: Rebuild.
9158 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9159 aliases for symbols defined in the same object.
9160 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9161 (weak_alias_test_SOURCES): New variable.
9162 (weak_alias_test_DEPENDENCIES): New variable.
9163 (weak_alias_test_LDFLAGS): New variable.
9164 (weak_alias_test_LDADD): New variable.
9165 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9166 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9167 (weak_alias_test_3.o): New target.
9168 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9169 * testsuite/weak_alias_test_main.cc: New file.
9170 * testsuite/weak_alias_test_1.cc: New file.
9171 * testsuite/weak_alias_test_2.cc: New file.
9172 * testsuite/weak_alias_test_3.cc: New file.
9174 2008-04-08 Ian Lance Taylor <iant@google.com>
9176 * options.h (class General_options): Add --noinhibit-exec option.
9177 * main.cc (main): Check --noinhibit-exec.
9179 * options.h (class General_options): Define --wrap as a special
9180 option. Add wrap_symbols_ field.
9181 (General_options::any_wrap_symbols): New function.
9182 (General_options::is_wrap_symbol): New function.
9183 * options.cc (General_options::parse_wrap): New function.
9184 (General_options::General_options): Initialize wrap_symbols_.
9185 * symtab.cc (Symbol_table::wrap_symbol): New function.
9186 (Symbol_table::add_from_object): Handle --wrap.
9187 * symtab.h (class Symbol_table): Declare wrap_symbol.
9188 * target.h (Target::wrap_char): New function.
9189 (Target::Target_info): Add wrap_char field.
9190 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9191 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9192 * testsuite/testfile.cc (Target_test::test_target_info):
9195 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9198 * layout.h (class Layout): Add added_eh_frame_data_ field.
9199 * layout.cc (Layout::Layout): Initialize new field.
9200 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9201 output section until we find a section we merged successfully.
9202 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9203 that the size be non-zero.
9205 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9208 2008-04-08 Craig Silverstein <csilvers@google.com>
9210 * configure.ac: Export new conditional variable HAVE_ZLIB.
9211 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9213 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9214 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9216 2008-04-07 Ian Lance Taylor <iant@google.com>
9218 * version.cc (version_string): Set to "1.5".
9220 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9221 Add issued_non_pic_error_ field. Declare check_non_pic.
9222 (Target_x86_64::Scan::check_non_pic): New function.
9223 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9224 (Target_x86_64::Scan::global): Likewise.
9226 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9227 addend parameter. Change caller. Handle merge sections.
9228 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9229 Address to Addend. Don't add in the result of
9230 local_section_offset, pass down the addend and use the returned
9232 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9233 Update declarations of local_section_offset and symbol_value.
9234 * testsuite/two_file_test_1.cc (t18): New function.
9235 * testsuite/two_file_test_2.cc (f18): New function.
9236 * testsuite/two_file_test_main.cc (main): Call t18.
9237 * testsuite/two_file_test.h (t18, f18): Declare.
9239 * configure.ac: Don't test for objdump, c++filt, or readelf.
9240 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9242 (TEST_READELF): New variable.
9243 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9244 (check_PROGRAMS): Add two_file_strip_test.
9245 (two_file_strip_test): New target.
9246 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9247 (two_file_same_shared_strip_test_SOURCES): New variable.
9248 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9249 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9250 (two_file_same_shared_strip_test_LDADD): New variable.
9251 (two_file_shared_strip.so): New target.
9252 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9253 (ver_test_5.syms, ver_test_7.syms): Likewise.
9254 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9255 (strip_test_3.stdout): Use TEST_OBJDUMP.
9256 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9258 2008-04-04 Cary Coutant <ccoutant@google.com>
9260 * symtab.h (Symbol::is_weak_undefined): New function.
9261 (Symbol::is_strong_undefined): New function.
9262 (Symbol::is_absolute): New function.
9263 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9264 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9266 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9267 (weak_undef_test): New target.
9268 * testsuite/Makefile.in: Rebuild.
9269 * testsuite/weak_undef_file1.cc: New file.
9270 * testsuite/weak_undef_file2.cc: New file.
9271 * testsuite/weak_undef_test.cc: New file.
9273 2008-04-03 Craig Silverstein <csilvers@google.com>
9275 * compressed_output.h (class Output_compressed_section): Use
9277 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9279 (zlib_compressed_suffix): Removed.
9280 (Output_compressed_section::set_final_data_size): Use unsigned
9282 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9283 Fix linker invocation.
9284 (flagstest_o_specialfile_and_compress_debug_sections):
9286 * testsuite/Makefile.in: Regenerated.
9288 2008-04-02 David S. Miller <davem@davemloft.net>
9290 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9291 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9293 2008-04-02 Craig Silverstein <csilvers@google.com>
9297 2008-04-02 Ian Lance Taylor <iant@google.com>
9299 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9300 parameters. Update for new key type to views_. Change all
9302 (File_read::read): Adjust for byteshift in returned view.
9303 (File_read::add_view): New function, broken out of
9305 (File_read::make_view): New function, broken out of
9307 (File_read::find_or_make_view): Add offset and aligned
9308 parameters. Rewrite accordingly. Change all callers.
9309 (File_read::get_view): Add offset and aligned parameters. Adjust
9310 for byteshift in return value.
9311 (File_read::get_lasting_view): Likewise.
9312 * fileread.h (class File_read): Update declarations.
9313 (class File_read::View): Add byteshift_ field. Add byteshift to
9314 constructor. Add byteshift method.
9315 * archive.h (Archive::clear_uncached_views): New function.
9316 (Archive::get_view): Add aligned parameter. Change all callers.
9317 * object.h (Object::get_view): Add aligned parameter. Change all
9319 (Object::get_lasting_view): Likewise.
9321 * fileread.cc (File_read::release): Don't call clear_views if
9322 there are multiple objects.
9323 * fileread.h (File_read::clear_uncached_views): New function.
9324 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9327 2008-03-31 Cary Coutant <ccoutant@google.com>
9329 Add thin archive support.
9330 * archive.cc (Archive::armagt): New const.
9331 (Archive::setup): Remove task parameter and calls to unlock.
9332 (Archive::unlock_nested_archives): New function.
9333 (Archive::read_header): Add nested_off parameter. Change
9335 (Archive::interpret_header): Likewise.
9336 (Archive::include_all_members): Change to handle thin
9338 (Archive::include_member): Likewise.
9339 * archive.h (Archive::Archive): Add new parameters and
9341 (Archive::armagt): New const.
9342 (Archive::setup): Remove task parameter.
9343 (Archive::unlock_nested_archives): New function.
9344 (Archive::read_header): Add nested_off parameter.
9345 (Archive::interpret_header): Likewise.
9346 (Archive::Nested_archive_table): New typedef.
9347 (Archive::is_thin_archive_): New field.
9348 (Archive::nested_archives_): New field.
9349 (Archive::options_): New field.
9350 (Archive::dirpath_): New field.
9351 (Archive::task_): New field.
9352 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9353 for thin archives. Pass additional parameters to
9354 Archive::Archive. Unlock the archive file after calling
9357 2008-03-29 Ian Lance Taylor <iant@google.com>
9359 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9360 version symbol to be local.
9361 * testsuite/ver_test_4.sh: New file.
9362 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9363 (check_DATA): Add ver_test_4.syms.
9364 (ver_test_4.syms): New target.
9365 * testsuite/Makefile.in: Rebuild.
9368 (Output_section::Input_section_sort_entry::has_priority): New
9370 (Output_section::Input_section_sort_entry::match_file_name): New
9372 (Output_section::Input_section_sort_entry::match_section_name):
9374 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9376 (Output_section::Input_section_sort_entry::match_section_file):
9378 (Output_section::Input_section_sort_compare::operator()): Rewrite
9379 using new Input_section_sort_entry functions. Sort crtbegin and
9380 crtend first. Sort sections with no priority before sections with
9382 * testsuite/initpri1.c (d3): Check j != 4.
9383 (cd5): New constructor/destructor function.
9384 (main): Check j != 2.
9386 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9387 new symbol when resolving, don't call set_is_default.
9388 * testsuite/ver_test_7.cc: New file.
9389 * testsuite/ver_test_7.sh: New file.
9390 * testsuite/Makefile.am (ver_test_7.so): New target.
9391 (ver_test_7.o): New target.
9392 (check_SCRIPTS): Add ver_test_7.sh.
9393 (check_DATA): Add ver_test_7.syms.
9394 (ver_test_7.syms): New target.
9396 2008-03-28 Ian Lance Taylor <iant@google.com>
9398 * layout.cc (Layout::layout): If we see an input section with a
9399 name that needs sorting, set the must_sort flag for the output
9401 (Layout::make_output_section): If the name of the output section
9402 indicates that it might require sorting, set the may_sort flag.
9403 * output.h (Output_section::may_sort_attached_input_sections): New
9405 (Output_section::set_may_sort_attached_input_sections): New
9407 (Output_section::must_sort_attached_input_sections): New
9409 (Output_section::set_must_sort_attached_input_sections): New
9411 (class Output_section): Declare Input_section_sort_entry. Define
9412 Input_section_sort_compare. Declare
9413 sort_attached_input_sections. Add new fields:
9414 may_sort_attached_input_sections_,
9415 must_sort_attached_input_sections_,
9416 attached_input_sections_are_sorted_.
9417 * output.cc (Output_section::Output_section): Initialize new
9419 (Output_section::add_input_section): Add an entry to
9420 input_sections_ if may_sort or must_sort are true.
9421 (Output_section::set_final_data_size): Call
9422 sort_attached_input_sections if necessary.
9423 (Output_section::Input_section_sort_entry): Define new class.
9424 (Output_section::Input_section_sort_compare::operator()): New
9426 (Output_section::sort_attached_input_sections): New function.
9427 * configure.ac: Check whether the compiler supports constructor
9428 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9429 * testsuite/initpri1.c: New file.
9430 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9431 CONSTRUCTOR_PRIORITY.
9432 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9433 (initpri1_LDFLAGS): New variable.
9434 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9436 2008-03-27 Ian Lance Taylor <iant@google.com>
9438 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9439 * testsuite/common_test_1.c: New file.
9440 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9441 (common_test_1_SOURCES): New variable.
9442 (common_test_1_DEPENDENCIES): New variable.
9443 (common_test_1_LDFLAGS): New variable.
9445 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9446 and commons_ correctly when NAME/VERSION does not override
9448 * testsuite/ver_test_6.c: New file.
9449 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9450 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9451 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9453 2008-03-26 Ian Lance Taylor <iant@google.com>
9455 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9456 of an undefined symbol from a version script.
9457 * testsuite/Makefile.am (ver_test_5.so): New target.
9458 (ver_test_5.o): New target.
9459 (check_SCRIPTS): Add ver_test_5.sh.
9460 (check_DATA): Add ver_test_5.syms.
9461 (ver_test_5.syms): New target.
9462 * testsuite/ver_test_5.cc: New file.
9463 * testsuite/ver_test_5.script: New file.
9464 * testsuite/ver_test_5.sh: New file.
9465 * Makefile.in, testsuite/Makefile.in: Rebuild.
9468 Fix problems building gold with gcc 4.3.0.
9469 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9470 (gold_error_at_location, gold_warning_at_location): Use it.
9471 * configure.ac: Check whether we can compile and use a template
9472 function with a printf attribute.
9473 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9474 when jumping over bytes.
9475 * object.cc: Instantiate Object::read_section_data.
9476 * debug.h: Include <cstring>
9477 * dwarf_reader.cc: Include <algorithm>
9478 * main.cc: Include <cstring>.
9479 * options.cc: Include <cstring>.
9480 * output.cc: Include <cstring>.
9481 * script.cc: Include <cstring>.
9482 * script.h: Include <string>.
9483 * symtab.cc: Include <cstring> and <algorithm>.
9484 * target-select.cc: Include <cstring>.
9485 * version.cc: Include <string>.
9486 * testsuite/testmain.cc: Include <cstdlib>.
9487 * configure, config.in: Rebuild.
9489 2008-03-25 Ian Lance Taylor <iant@google.com>
9491 * options.cc: Include "../bfd/bfdver.h".
9492 (options::help): Print bug reporting address.
9494 * version.cc (print_version): Adjust output for current value of
9499 * options.cc (options::help): Print list of supported targets.
9500 * target-select.h: Include <vector>.
9501 (class Target_selector): Make machine_, size_, and is_big_endian_
9502 fields const. Add bfd_name_ and instantiated_target_ fields.
9503 (Target_selector::Target_selector): Add bfd_name parameter.
9504 (Target_selector::recognize): Make non-virtual, call
9506 (Target_selector::recognize_by_name): Make non-virtual, call
9507 do_recognize_by_name.
9508 (Target_selector::supported_names): New function.
9509 (Target_selector::bfd_name): New function.
9510 (Target_selector::do_instantiate_target): New pure virtual
9512 (Target_selector::do_recognize): New virtual function.
9513 (Target_selector::do_recognize_by_name): New virtual function.
9514 (Target_selector::instantiate_target): New private function.
9515 (supported_target_names): Declare.
9516 * target-select.cc (Target_selector::Target_selector): Update for
9517 new parameter and fields.
9518 (select_target_by_name): Check that the name matches before
9519 calling recognize_by_name.
9520 (supported_target_names): New function.
9521 * i386.cc (class Target_selector_i386): Update Target_selector
9522 constructor call. Remove recognize and recognize_by_name. Add
9523 do_instantiate_target.
9524 * x86_64.cc (class Target_selector_x86_64): Likewise.
9525 * testsuite/testfile.cc (class Target_selector_test): Update for
9526 changes to Target_selector.
9528 * README: Rewrite, with some notes on unsupported features.
9530 2008-03-24 Cary Coutant <ccoutant@google.com>
9532 * i386.cc (Target_i386::Got_type): New enum declaration.
9533 (Target_i386::Scan::local): Updated callers of Output_data_got
9535 (Target_i386::Scan::global): Likewise.
9536 (Target_i386::Relocate::relocate): Likewise.
9537 (Target_i386::Relocate::relocate_tls): Likewise.
9538 * object.h (Got_offset_list): New class.
9539 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9540 (Sized_relobj::local_got_offset): Likewise.
9541 (Sized_relobj::set_local_got_offset): Likewise.
9542 (Sized_relobj::local_has_tls_got_offset): Removed.
9543 (Sized_relobj::local_tls_got_offset): Removed.
9544 (Sized_relobj::set_local_tls_got_offset): Removed.
9545 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9546 * output.cc (Output_data_got::add_global): Added got_type parameter.
9547 (Output_data_got::add_global_with_rel): Likewise.
9548 (Output_data_got::add_global_with_rela): Likewise.
9549 (Output_data_got::add_global_pair_with_rel): New function.
9550 (Output_data_got::add_global_pair_with_rela): New function.
9551 (Output_data_got::add_local): Added got_type parameter.
9552 (Output_data_got::add_local_with_rel): Likewise.
9553 (Output_data_got::add_local_with_rela): Likewise.
9554 (Output_data_got::add_local_pair_with_rel): New function.
9555 (Output_data_got::add_local_pair_with_rela): New function.
9556 (Output_data_got::add_global_tls): Removed.
9557 (Output_data_got::add_global_tls_with_rel): Removed.
9558 (Output_data_got::add_global_tls_with_rela): Removed.
9559 (Output_data_got::add_local_tls): Removed.
9560 (Output_data_got::add_local_tls_with_rel): Removed.
9561 (Output_data_got::add_local_tls_with_rela): Removed.
9562 * output.h (Output_data_got::add_global): Added got_type parameter.
9563 (Output_data_got::add_global_with_rel): Likewise.
9564 (Output_data_got::add_global_with_rela): Likewise.
9565 (Output_data_got::add_global_pair_with_rel): New function.
9566 (Output_data_got::add_global_pair_with_rela): New function.
9567 (Output_data_got::add_local): Added got_type parameter.
9568 (Output_data_got::add_local_with_rel): Likewise.
9569 (Output_data_got::add_local_with_rela): Likewise.
9570 (Output_data_got::add_local_pair_with_rel): New function.
9571 (Output_data_got::add_local_pair_with_rela): New function.
9572 (Output_data_got::add_global_tls): Removed.
9573 (Output_data_got::add_global_tls_with_rel): Removed.
9574 (Output_data_got::add_global_tls_with_rela): Removed.
9575 (Output_data_got::add_local_tls): Removed.
9576 (Output_data_got::add_local_tls_with_rel): Removed.
9577 (Output_data_got::add_local_tls_with_rela): Removed.
9578 * resolve.cc (Symbol::override_base_with_special): Removed
9579 reference to has_got_offset_ field.
9580 * symtab.cc (Symbol::init_fields): Replaced initialization
9581 of got_offset_ with got_offsets_. Removed initialization
9583 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9584 (Symbol::got_offset): Likewise.
9585 (Symbol::set_got_offset): Likewise.
9586 (Symbol::has_tls_got_offset): Removed.
9587 (Symbol::tls_got_offset): Removed.
9588 (Symbol::set_tls_got_offset): Removed.
9589 (Symbol::got_offset_): Removed.
9590 (Symbol::tls_mod_got_offset_): Removed.
9591 (Symbol::tls_pair_got_offset_): Removed.
9592 (Symbol::got_offsets_): New field.
9593 (Symbol::has_got_offset): Removed.
9594 (Symbol::has_tls_mod_got_offset): Removed.
9595 (Symbol::has_tls_pair_got_offset): Removed.
9596 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9597 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9599 (Target_x86_64::Scan::global): Likewise.
9600 (Target_x86_64::Relocate::relocate): Likewise.
9601 (Target_x86_64::Relocate::relocate_tls): Likewise.
9603 2008-03-25 Ben Elliston <bje@au.ibm.com>
9605 * yyscript.y: Fix spelling error in comment.
9607 2008-03-24 Ian Lance Taylor <iant@google.com>
9609 * options.h (class General_options): Define build_id option.
9610 * layout.h (class Layout): Declare write_build_id, create_note,
9611 create_build_id. Add build_id_note_ member.
9612 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9613 "libiberty.h", "md5.h", "sha1.h".
9614 (Layout::Layout): Initialize eh_frame_data_,
9615 eh_frame_hdr_section_, and build_id_note_.
9616 (Layout::finalize): Call create_build_id.
9617 (Layout::create_note): New function, broken out of
9618 Layout::create_gold_note.
9619 (Layout::create_gold_note): Call create_note.
9620 (Layout::create_build_id): New function.
9621 (Layout::write_build_id): New function.
9622 (Close_task_runner::run): Call write_build_id.
9624 * x86_64.cc: Correct license to GPLv3.
9626 2008-03-23 Ian Lance Taylor <iant@google.com>
9628 * options.cc: Include "demangle.h".
9629 (parse_optional_string): New function.
9630 (parse_long_option): Handle takes_optional_argument.
9631 (parse_short_option): Update dash_z initializer. Handle
9632 takes_optional_argument.
9633 (General_options::General_options): Initialize do_demangle_.
9634 (General_options::finalize): Set do_demangle_. Handle demangling
9636 * options.h (parse_optional_string): Declare.
9637 (struct One_option): Add optional_arg field. Update constructor.
9638 Update call constructor calls. Add takes_optional_argument
9640 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9641 (DEFINE_optional_string): Define.
9642 (General_options::demangle): Change from DEFINE_bool to
9643 DEFINE_optional_string.
9644 (General_options::no_demangle): New function.
9645 (General_options::do_demangle): New function.
9646 (General_options::set_do_demangle): New function.
9647 (General_options::execstack_status_): Move definition to end of
9649 (General_options::static_): Likewise.
9650 (General_options::do_demangle_): New field.
9651 * object.cc (big_endian>::get_symbol_location_info): Call
9652 Options::do_demangle, not Options::demangle.
9653 * symtab.cc (demangle): Likewise.
9655 2008-03-22 Ian Lance Taylor <iant@google.com>
9657 * gold.h: Include <cstddef> and <sys/types.h>
9658 * options.h: Include <cstring>.
9660 2008-03-21 Ian Lance Taylor <iant@google.com>
9662 * Added source code to GNU binutils.