1 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
3 * version.cc (print_version): Update copyright to 2011.
5 2010-12-23 Cary Coutant <ccoutant@google.com>
7 * output.h (Output_data_reloc::add_output_section): Pass OD instead
8 of OS to this->add. Add OD parameter to second form of the function.
10 2010-12-20 Ian Lance Taylor <iant@google.com>
12 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
13 second of two consecutive entries with same offset.
15 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17 * testsuite/Makefile.am (ifuncmain2static_LDADD)
18 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
19 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
20 to avoid unneeded links against $(LDADD).
21 * testsuite/Makefile.in: Regenerate.
23 2010-12-15 Ian Lance Taylor <iant@google.com>
26 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
27 for R_X86_64_32 and R_X86_64_PC32.
28 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
29 ver_matching_def_pic.o.
30 (ver_matching_def_pic.o): New target.
32 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
34 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
35 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
36 Move definition before File_read::View member definitions.
37 (File_read::View::~View): Initialize and hold lock before
38 updating current_mapped_bytes.
40 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
42 * dwarf_reader.cc: Remove outdated comment.
43 * gold-threads.cc: Fix typo in error message.
44 * archive.cc: Fix typos in comments.
45 * archive.h: Likewise.
46 * arm-reloc-property.cc: Likewise.
47 * arm-reloc-property.h: Likewise.
48 * arm-reloc.def: Likewise.
50 * attributes.h: Likewise.
52 * ehframe.cc: Likewise.
53 * fileread.h: Likewise.
57 * incremental.h: Likewise.
58 * int_encoding.cc: Likewise.
62 * object.cc: Likewise.
64 * options.cc: Likewise.
65 * readsyms.cc: Likewise.
66 * reduced_debug_output.cc: Likewise.
68 * script-sections.cc: Likewise.
71 * target-reloc.h: Likewise.
72 * target.cc: Likewise.
76 * x86_64.cc: Likewise.
78 2010-12-09 Cary Coutant <ccoutant@google.com>
80 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
82 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
83 parameter; change all callers.
84 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
85 * options.h (warn_execstack): New option.
87 2010-12-07 Doug Kwan <dougkwan@google.com>
89 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
90 like function call relocations.
92 2010-12-07 Ian Lance Taylor <iant@google.com>
94 * archive.cc (Archive::get_elf_object_for_member): Permit
95 punconfigured to be NULL.
96 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
97 (Archive::include_member): Pass NULL to get_elf_object_for_member
98 if we searched for the archive and this is the first included
101 2010-12-01 Ian Lance Taylor <iant@google.com>
103 * dwarf_reader.h (class Sized_dwarf_line_info): Add
104 track_relocs_type_ field.
105 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
106 Set track_relocs_type_.
107 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
108 contents when using RELA relocs.
109 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
111 * reloc.cc (Track_relocs::next_addend): New function.
112 * reloc.h (class Track_relocs): Declare next_addend.
114 2010-12-01 Ian Lance Taylor <iant@google.com>
116 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
119 2010-12-01 Ian Lance Taylor <iant@google.com>
121 * README: Update compilers known to work and fail.
123 2010-11-23 Matthias Klose <doko@ubuntu.com>
125 * configure.in: For --enable-gold, handle value `default' instead of
126 `both*'. Always install ld as ld.bfd, install as ld if gold is
128 * configure: Regenerate.
130 2010-11-18 Doug Kwan <dougkwan@google.com>
132 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
133 and right_alignment to be zero. Store result alignment only if it is
134 greater than existing alignment.
136 2010-11-16 Cary Coutant <ccoutant@google.com>
139 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
140 Check for ".zdebug_line".
142 2010-11-16 Doug Kwan <dougkwan@google.com>
143 Cary Coutant <ccoutant@google.com>
145 * output.h (Output_segment::set_section_addresses): Pass increase_relro
146 by reference; adjust all callers.
147 * output.cc (Output_segment::set_section_addresses): Adjust references
148 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
150 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
151 end at page boundary.
153 2010-11-16 Cary Coutant <ccoutant@google.com>
156 * layout.cc (Layout::choose_output_section): Transform names of
157 compressed sections even when using a script with a SECTIONS clause.
158 (Layout::output_section_name): Remove code to transform
159 compressed debug section names.
160 * output.cc (Output_section::add_input_section): Use uncompressed
161 section size when tracking input sections.
163 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
165 * symtab.h (Symbol::NON_PIC_REF): Remove.
166 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
167 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
168 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
169 (Symbol::use_plt_offset): Take a flags argument and pass it
170 directly to needs_dynamic_reloc. Restrict check for undefined
171 weak symbols to function calls.
172 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
173 (Target_arm::Scan::global): Use it.
174 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
175 (Target_arm::Relocate::relocate): Likewise.
176 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
177 parameter with an r_type parameter. Use get_reference_flags
179 (Target_arm::Relocate::relocate): Update accordingly.
180 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
181 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
182 (Target_i386::Scan::global): Likewise.
183 (Target_i386::Relocate::relocate): Likewise.
184 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
185 parameter with an r_type parameter. Use get_reference_flags
187 (Target_i386::Relocate::relocate): Update accordingly.
188 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
189 (Target_powerpc::Scan::global): Use it.
190 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
191 (Target_powerpc::Relocate::relocate): Likewise.
192 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
193 (Target_sparc::Scan::global): Use it.
194 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
195 (Target_sparc::Relocate::relocate): Likewise.
196 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
197 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
198 (Target_x86_64::Scan::global): Likewise.
199 (Target_x86_64::Relocate::relocate): Likewise.
201 2010-11-08 Doug Kwan <dougkwan@google.com>
202 Cary Coutant <ccoutant@google.com>
204 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
205 (Arm_exidx_merge_section::section_contents_): New data member.
206 (Arm_input_section::Arm_input_section): Initialize original_contents_.
207 (Arm_input_section::~Arm_input_section): De-allocate memory.
208 (Arm_input_section::original_contents_): New data member.
209 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
210 in parameters instead of calling Object::section_contents without
212 (Arm_output_section::group_section): New parameter TASK. Pass it
213 to callees that need locking objects.
214 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
215 to lock EXIDX input sections. Fix a formatting issue. Call
216 Arm_exidx_merged_section::build_contents to create merged section
218 (Arm_output_section::create_stub_group): New parameter TASK. Use it
219 to lock object of stub table owner.
220 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
221 TEXT_SIZE to initialize data member TEXT_SIZE_.
222 (Arm_exidx_input_section::addralign): Fix typo in comment.
223 (Arm_exidx_input_section::text_size): New method.
224 (Target_arm::do_relax): New parameter TASK. Pass it to callees
225 that require locking objects. Lock objects before scanning for stubs
226 and updating local symbols.
227 (Arm_input_section<big_endian>::init): Copy contents of original
229 (Arm_input_section<big_endian>::do_write): Use saved contents of
230 original input section instead of calling Object::section_contents
232 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
233 size without calling Object::section_size().
234 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
235 for size. Allocate a buffer for merged EXIDX entries.
236 (Arm_exidx_merged_section::build_contents): New method.
237 (Arm_exidx_merged_section::do_write): Move merge section contents
238 building code to Arm_exidx_merged_section::build_contetns. Write
239 out contetns in buffer instead of building it on the fly.
240 (Arm_relobj::make_exidx_input_section): Also pass text section size
241 to Arm_exidx_input_section constructor.
242 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
243 (Arm_dynobj::do_read_symbols): Fix memory leak.
244 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
245 * target.h: (class Task): Add forward declaration.
246 (Target::relax): Add new parameter TASK and pass it to
248 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
250 2010-11-05 Cary Coutant <ccoutant@google.com>
253 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
254 object when reading from the file.
255 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
257 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
258 when reading section contents.
259 (get_section_contents): Likewise.
260 (icf::find_identical_sections): Likewise.
261 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
262 object when reading from the file.
263 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
264 the object when doing deferred section layout.
266 2010-11-03 Nick Clifton <nickc@redhat.com>
269 * script.h (class Symbol_assignment: name): New member. Returns
270 the name of the symbol.
271 * scrfipt.cc (Script_options::is_pending_assignment): New member.
272 Returns true if the given symbol name is on the list of
273 assignments wating to be processed.
274 * archive.cc (should_incldue_member): If the symbol is undefined,
275 check to see if it is on the list of symbols pending assignment.
277 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
279 * script-sections.cc (Script_sections::find_memory_region): Check
280 for a NULL output section pointer.
282 2010-10-29 Doug Kwan <dougkwan@google.com>
284 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
285 Output_section::add_relaxed_input_section.
286 * output.cc (Output_section::add_relaxed_input_section): Add new
287 arguments LAYOUT and NAME. Set section order index.
288 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
289 Copy section order index.
290 * output.h (Output_section::add_relaxed_input_section): Add new
291 arguments LAYOUT and NAME.
293 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
295 * testsuite/Makefile.am: Move gcctestdir/ld rule to
296 NATIVE_OR_CROSS_LINKER.
297 * testsuite/Makefile.in: Regenerate.
299 2010-10-20 Doug Kwan <dougkwan@google.com>
301 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
302 without SHF_LINK_ORDER flags.
303 * layout.cc (Layout::choose_output_section): Do not filter
304 SHF_LINK_ORDER flag in a relocatable link.
306 2010-10-17 Cary Coutant <ccoutant@google.com>
308 * output.h (Output_segment::set_section_addresses): Change function
309 signature. Update all callers.
310 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
312 (Output_segment::set_section_addresses): Align after last TLS
313 section. Add padding before last relro section instead of after.
315 2010-10-17 Doug Kwan <dougkwan@google.com>
317 * gold/arm.cc (Target_arm::got_section): Use correct order and set
318 GOT output section to be writable.
320 2010-10-14 Cary Coutant <ccoutant@google.com>
322 * debug.h (DEBUG_INCREMENTAL): New flag.
323 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
324 * gold.cc (queue_initial_tasks): Check parameters for incremental link
326 * incremental.cc (report_command_line): Ignore all forms of
328 * layout.cc (Layout::Layout): Check parameters for incremental link
330 * options.cc (General_options::parse_incremental): New function.
331 (General_options::parse_no_incremental): New function.
332 (General_options::parse_incremental_full): New function.
333 (General_options::parse_incremental_update): New function.
334 (General_options::incremental_mode_): New data member.
335 (General_options::finalize): Check incremental_mode_.
336 * options.h (General_options): Update help text for --incremental.
337 Add --no-incremental, --incremental-full, --incremental-update.
338 (General_options::Incremental_mode): New enum type.
339 (General_options::incremental_mode): New function.
340 (General_options::incremental_mode_): New data member.
341 * parameters.cc (Parameters::incremental_mode_): New data member.
342 (Parameters::set_options): Set incremental_mode_.
343 (Parameters::set_incremental_full): New function.
344 (Parameters::incremental): New function.
345 (Parameters::incremental_update): New function.
346 (set_parameters_incremental_full): New function.
347 * parameters.h (Parameters::set_incremental_full): New function.
348 (Parameters::incremental): New function.
349 (Parameters::incremental_update): New function.
350 (Parameters::incremental_mode_): New data member.
351 (set_parameters_incremental_full): New function.
352 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
353 incremental link mode.
354 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
355 (Sized_relobj::do_relocate_sections): Likewise.
356 * testsuite/Makefile.am (incremental_test): Use --incremental-full
358 * testsuite/Makefile.in: Regenerate.
359 * testsuite/incremental_test.sh: Filter all forms of --incremental.
361 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
363 * script-sections.h (class Script_sections): Make
364 Sections_elements typedef public.
365 * script-sections.cc (class Sort_output_sections): Add elements_
366 field. Add constructor which sets it; change all callers.
367 (Sort_output_sections::is_before): New function.
368 (Sort_output_sections::operator()): Call is_before.
369 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
371 * testsuite/script_test_10.sh: New test. Test script section
373 * testsuite/script_test_10.t: Likewise.
374 * testsuite/script_test_10.s: Likewise.
375 * testsuite/Makefile.am: Wrap the cross linker tests and the
376 common tests into NATIVE_OR_CROSS_LINKER.
377 (check_SCRIPTS): Add script_test_10.sh.
378 (check_DATA): Add script_test_10.stdout.
379 (script_test_10.o, script_test_10): New targets.
380 (script_test_10.stdout): New target.
381 * configure, testsuite/Makefile.in: Regenerate.
383 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
385 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
386 error for the deprecated relocations.
387 (Target_arm::Scan::global): Likewise.
388 (Target_arm::Relocate::relocate): Likewise.
390 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
392 * fileread.cc (Input_file::find_file): Initialize *found_name
393 and *namep when using the fallback search for case 4.
395 2010-10-11 Cary Coutant <ccoutant@google.com>
397 * options.h (class General_options): Redefine -z lazy as an alias for
398 the negation of -z now.
400 2010-10-11 Ian Lance Taylor <iant@google.com>
402 * resolve.cc (symbol_to_bits): Report the value of the unsupported
405 2010-10-06 Nick Clifton <nickc@redhat.com>
407 * script-sections.cc(class Memory_region): Remove
408 current_lma_offset_ field. Rename current_vma_offset_ to
409 current_offset_. Add last_section_ field.
410 (Memory_region::get_current_vma_address): Rename to
412 (Memory_region::get_current_lma_address): Delete.
413 (Memory_region::increment_vma_offset): Rename to
415 (Memory_region::increment_lma_offset): Delete.
416 (Memory_region::attributes_compatible): New method. Returns
417 true if the provided section is compatible with the region.
418 (Memory_region::get_last_section): New method. Returns the last
419 section to use the region.
420 (Memory_region::set_last_section): New method. Stores the last
421 section to use the region.
422 (Script_sections::block_in_region): New method. Returns true if
423 a block of memory is contained within a region.
424 (Script_sections::find_memory_region): New method. Locates a
425 memory region to be used to set a VMA or LMA address.
426 (Output_section_definition::set_section_addresses): Add code to
427 check for addresses set by memory regions.
428 (Output_segment::set_section_addresses): Remove memory region
430 (Script_sections::create_segment): Add a warning if a header
431 segment is created outside of any region.
432 * script-sections.h (class Script_sections): Add prototypes for
433 find_memory_region and block_in_region methods.
434 * testsuite/memory_test.s: Use .long instead of .word.
435 * testsuite/memory_test.t: Add some more output sections.
436 * testsuite/memory_test.sh: Update expected output.
438 2010-10-02 Doug Kwan <dougkwan@google.com>
440 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
441 defintion to symtab.h
442 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
443 declaration to defintion.
445 2010-10-01 Nick Clifton <nickc@redhat.com>
447 * expression.cc (eval): Replace dummy argument with NULL.
448 (eval_maybe_dot): Check for a NULL result section pointer.
449 (Symbol_expression::value): Likewise.
450 (Dot_expression::value): Likewise.
451 (BINARY_EXPRESSION): Likewise.
452 (Max_expression::value): Likewise.
453 (Min_expression::value): Likewise.
454 (Absolute_expression::value): Likewise.
455 (Addr_expression::value_from_output_section): Likewise.
456 (Loaddddr_expression::value_from_output_section): Likewise.
457 (Segment_start_expression::value): Likewise.
459 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
461 (Sections_elememt_dot_assignment::set_section_addresses):
463 (Output_data_expression::do_write_to_buffer): Likewise.
464 (Output_section_definition::finalize_symbols): Likewise.
465 (Output_section_definition::set_section_addresses): Likewise.
467 2010-09-30 Doug Kwan <dougkwan@google.com>
469 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
471 2010-09-28 Sriraman Tallam <tmsriram@google.com>
473 * target.h (Target::can_icf_inline_merge_sections): New virtual
475 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
477 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
479 * icf.cc (get_section_contents): Inline merge sections only when
482 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
484 * configure: Regenerate.
486 2010-09-17 Ian Lance Taylor <iant@google.com>
488 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
489 * testsuite/Makefile.am (memory_test.o): New target.
490 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
492 * testsuite/Makefile.in: Rebuild.
494 2010-09-17 Doug Kwan <dougkwan@google.com>
496 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
497 defintion if relocation uses GOT entries of the symbol.
498 * testsuite/icf_safe_test.sh: Fix test.
499 * testsuite/icf_safe_so_test.sh: Fix test.
501 2010-09-16 Cary Coutant <ccoutant@google.com>
503 * script_sections.cc (class Memory_region): Remove "NULL" from
504 vector initializations.
506 2010-09-15 Cary Coutant <ccoutant@google.com>
508 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
509 Resolve forwarding symbols.
511 2010-09-15 Doug Kwan <dougkwan@google.com>
513 * gold/testsuite/script_test_3.t: Add ARM special sections.
514 * gold/testsuite/script_test_4.t: Same.
515 * gold/testsuite/script_test_5.t: Same.
516 * gold/testsuite/script_test_6.t: Same.
517 * gold/testsuite/script_test_7.t: Same.
518 * gold/testsuite/script_test_7.t: Same.
519 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
521 2010-09-14 Cary Coutant <ccoutant@google.com>
523 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
524 (Target_x86_64::Relocate::relocate_tls): Replace check for
525 saw_tls_block_reloc_ with test for executable section.
527 2010-09-12 Cary Coutant <ccoutant@google.com>
529 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
530 position-independent executables to shared libraries need dynamic
532 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
533 position-independent executables.
534 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
535 * testsuite/Makefile.in: Regenerate.
537 2010-09-10 Nick Clifton <nickc@redhat.com>
540 * testsuite/memory_test.t: Discard any sections that are not
543 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
546 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
547 "This::" to work around a bug in gcc 4.2.
549 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
551 2010-09-09 Rafael Espindola <espindola@google.com>
553 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
554 sections with different PF_X flags in the same segment.
555 (Layout::find_first_load_seg): Search all segments to find the first
557 * options.h (rosegment): New.
559 2010-09-08 Rafael Espindola <espindola@google.com>
561 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
563 2010-09-08 Doug Kwan <dougkwan@google.com>
565 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
566 (Arm_relobj::do_relocate_sections): Add new parameter for output
567 file to match the parent.
568 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
569 of local symbols instead of input values. Update code to track
570 changes in gold::relocate_section.
571 * object.cc (Sized_relobj::compute_final_local_value): New methods.
572 (Sized_relobj::compute_final_local_value_internal): New methods.
573 (Sized_relobj::do_finalize_local_symbols): Move code from loop
574 body into private version of Sized_relobj::compute_final_local_value.
575 Call the inline method.
576 * object.h (Symbol_value::Symbol_value): Define destructor. Free
577 merged symbol value if there is one.
578 (Symbol_value::has_output_value): New method defintiion.
579 (Sized_relobj::Compute_final_local_value_status): New enum type.
580 (Sized_relobj::compute_final_local_value): New methods.
581 (Sized_relobj::compute_final_local_value_internal): New methods.
582 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
583 and arm_cortex_a8.sh.
584 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
585 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
587 * Makefile.in: Regenerate.
588 * testsuite/arm_bl_out_of_range.s: Update test.
589 * testsuite/thumb_bl_out_of_range.s: Ditto.
590 * testsuite/thumb_blx_out_of_range.s: Ditto.
591 * testsuite/arm_branch_out_of_range.sh: New file.
592 * testsuite/arm_cortex_a8.sh: Ditto.
593 * testsuite/arm_cortex_a8_b.s: Ditto.
594 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
595 * testsuite/arm_cortex_a8_b_local.s: Ditto.
596 * testsuite/arm_cortex_a8_bl.s: Ditto.
597 * testsuite/arm_cortex_a8_blx.s: Ditto.
598 * testsuite/arm_cortex_a8_local.s: Ditto.
599 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
600 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
602 2010-09-08 Rafael Espindola <espindola@google.com>
604 * Makefile.am (memory_test.stdout): Run readelf with -W.
605 * Makefile.in: Regenerate.
606 * testsuite/memory_test.sh: Make the regexps accept both 32 and
609 2010-09-08 Rafael Espindola <espindola@google.com>
611 * script-sections.cc (Script_sections::add_memory_region): Convert
612 field precision to int.
613 * script.cc (script_set_section_region, script_set_section_region):
614 Convert field precision to int.
616 2010-09-08 Rafael Espindola <espindola@google.com>
618 * arm.cc (do_finalize_sections): Create the __exidx_start and
619 __exdix_end symbols even when the section is missing.
621 2010-09-08 Nick Clifton <nickc@redhat.com>
623 * README: Remove claim that MEMORY is not supported.
624 * expression.cc (script_exp_function_origin)
625 (script_exp_function_length): Move from here to ...
626 * script.cc: ... here.
627 (script_set_section_region, script_add_memory)
628 (script_parse_memory_attr, script_include_directive): New
631 (class Memory_region): New class.
632 (class Output_section_definition): Add set_memory_region,
633 set_section_vma, set_section_lma and get_section_name methods.
634 (class Script_Sections): Add add_memory_region,
635 find_memory_region, find_memory_region_origin,
636 find_memory_region_length and set_memory_region methods.
637 Have set_section_addresses method walk the list of set memory
639 Extend the print methos to display memory regions.
640 * script-sections.h: Add prototypes for new methods.
641 Add enum for MEMORY region attributes.
642 * yyscript.y: Add support for parsing MEMORY regions.
643 * script-c.h: Add prototypes for new functions.
644 * testsuite/Makefile.am: Add test of MEMORY region functionality.
645 * testsuite/Makefile.in: Regenerate.
646 * testsuite/memory_test.sh: New script.
647 * testsuite/memory_test.s: New assembler source file.
648 * testsuite/memory_test.t: New linker script.
650 2010-08-27 Doug Kwan <dougkwan@google.com>
652 * gold/resolve.cc (Symbol_table::should_override): Let a weak
653 reference override an existing dynamic weak reference.
654 * testsuite/Makefile.am: Add new test dyn_weak_ref.
655 * testsuite/Makefile.in: Regenerate.
656 * testsuite/dyn_weak_ref.sh: New file.
657 * testsuite/dyn_weak_ref_1.c: Ditto.
658 * testsuite/dyn_weak_ref_2.c: Ditto.
660 2010-08-27 Ian Lance Taylor <iant@google.com>
662 * incremental.h (class Incremental_input_entry): Add virtual
665 2010-08-27 Ian Lance Taylor <iant@google.com>
667 * testsuite/start_lib_test_3.c: Mark t3 as used.
669 2010-08-27 Nick Clifton <nickc@redhat.com>
671 * options.cc (version_script): Fix small typo in previous
674 2010-08-25 Nick Clifton <nickc@redhat.com>
676 * archive.cc: Formatting fixes: Remove whitespace between
677 typename and following asterisk. Remove whitespace between
678 function name and opening parenthesis.
679 * archive.h: Likewise.
681 * attributes.cc: Likewise.
682 * attributes.h: Likewise.
683 * common.cc: Likewise.
684 * copy-relocs.cc: Likewise.
685 * dirsearch.h: Likewise.
686 * dynobj.cc: Likewise.
687 * ehframe.cc: Likewise.
688 * ehframe.h: Likewise.
689 * expression.cc: Likewise.
690 * fileread.cc: Likewise.
691 * fileread.h: Likewise.
693 * gold-threads.cc: Likewise.
697 * incremental-dump.cc: Likewise.
698 * incremental.cc: Likewise.
699 * layout.cc: Likewise.
700 * layout.h: Likewise.
702 * merge.cc: Likewise.
704 * object.cc: Likewise.
705 * object.h: Likewise.
706 * options.cc: Likewise.
707 * options.h: Likewise.
708 * output.cc: Likewise.
709 * output.h: Likewise.
710 * plugin.cc: Likewise.
711 * plugin.h: Likewise.
712 * powerpc.cc: Likewise.
713 * reloc.cc: Likewise.
714 * script-c.h: Likewise.
715 * script-sections.cc: Likewise.
716 * script.cc: Likewise.
717 * stringpool.cc: Likewise.
718 * symtab.cc: Likewise.
719 * symtab.h: Likewise.
720 * target.cc: Likewise.
721 * timer.cc: Likewise.
723 * version.cc: Likewise.
724 * x86_64.cc: Likewise.
726 2010-08-24 Nick Clifton <nickc@redhat.com>
729 * layout.cc (segment_precedes): Sort segments by their physical
730 addresses, if they have been set.
732 2010-08-23 Cary Coutant <ccoutant@google.com>
734 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
736 (Lib_group::include_member): Unlock object after deleting its
738 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
741 2010-08-19 Neil Vachharajani <nvachhar@google.com>
742 Cary Coutant <ccoutant@google.com>
744 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
745 constructor, and set_blocker.
746 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
748 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
749 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
750 * testsuite/Makefile.am (start_lib_test): New test case.
751 * testsuite/Makefile.in: Regenerate.
752 * testsuite/start_lib_test_main.c: New file.
753 * testsuite/start_lib_test_1.c: New file.
754 * testsuite/start_lib_test_2.c: New file.
755 * testsuite/start_lib_test_3.c: New file.
757 2010-08-19 Ian Lance Taylor <iant@google.com>
759 * Makefile.in: Rebuild with automake 1.11.1.
760 * aclocal.m4: Likewise.
761 * testsuite/Makefile.in: Likewise.
763 2010-08-19 Ian Lance Taylor <iant@google.com>
766 * i386.cc (class Output_data_plt_i386): Update declarations.
767 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
768 local_ifuncs_ fields.
769 (Target_i386::do_plt_section_for_global): New function.
770 (Target_i386::do_plt_section_for_local): New function.
771 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
772 parameter; change all callers. Initialize global_ifuncs_ and
773 local_ifuncs_. If doing a static link define __rel_iplt_start and
775 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
776 (Output_data_plt_i386::add_local_ifunc_entry): New function.
777 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
779 (Target_i386::make_plt_section): New function, broken out of
780 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
781 (Target_i386::make_plt_entry): Call make_plt_section.
782 (Target_i386::make_local_ifunc_plt_entry): New function.
783 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
784 (Target_i386::Scan::local): Handle IFUNC symbols. Add
785 R_386_IRELATIVE to switch.
786 (Target_i386::Scan::global): Likewise.
787 (Target_i386::Relocate::relocate): Likewise.
788 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
790 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
791 (Target_x86_64::do_plt_section_for_global): New function.
792 (Target_x86_64::do_plt_section_for_local): New function.
793 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
794 parameter; change all callers. If doing a static link define
795 __rela_iplt_start and __rela_iplt_end.
796 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
797 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
798 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
800 (Target_x86_64::make_local_ifunc_plt_entry): New function.
801 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
803 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
804 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
805 R_X86_64_IRELATIVE to switch.
806 (Target_x86_64::Scan::global): Likewise.
807 (Target_x86_64::Relocate::relocate): Likewise.
808 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
810 * target.h (class Target): Add plt_section_for_global and
811 plt_section_for_local functions. Add do_plt_section_for_global
812 and do_plt_section_for_local virtual functions.
813 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
815 (Symbol::use_plt_offset): Handle IFUNC symbol.
816 * object.cc (Sized_relobj::Sized_relobj): Initialize
818 (Sized_relobj::local_has_plt_offset): New function.
819 (Sized_relobj::local_plt_offset): New function.
820 (Sized_relobj::set_local_plt_offset): New function.
821 (Sized_relobj::do_count): Handle IFUNC symbol.
822 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
823 a bit away from input_shndx_ field. Add set_is_func_symbol and
824 is_ifunc_symbol functions.
825 (class Sized_relobj): Update declarations. Remove Tls_got_entry
826 and Local_tls_got_offsets. Define Local_plt_offsets. Add
827 local_plt_offsets_ field.
828 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
829 * output.h (class Output_section_data): Add non-const
830 output_section function.
831 (class Output_data_got): Update declarations.
832 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
833 Add use_plt_offset parameter to global and local constructors.
834 Change all callers. Change local_sym_index_ field to 31 bits.
835 Change GSYM_CODE and CONSTANT_CODE accordingly.
836 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
837 doing a static link don't set sh_link field.
838 (Output_data_got::Got_entry::write): Use PLT offset if
840 (Output_data_got::add_global_plt): New function.
841 (Output_data_got::add_local_plt): New function.
842 * target-reloc.h (relocate_section): Handle IFUNC symbol.
843 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
844 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
845 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
846 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
848 * testsuite/ifunc-sel.h: New file.
849 * testsuite/ifuncmain1.c: New file.
850 * testsuite/ifuncmain1vis.c: New file.
851 * testsuite/ifuncmod1.c: New file.
852 * testsuite/ifuncdep2.c: New file.
853 * testsuite/ifuncmain2.c: New file.
854 * testsuite/ifuncmain3.c: New file.
855 * testsuite/ifuncmod3.c: New file.
856 * testsuite/ifuncmain4.c: New file.
857 * testsuite/ifuncmain5.c: New file.
858 * testsuite/ifuncmod5.c: New file.
859 * testsuite/ifuncmain6pie.c: New file.
860 * testsuite/ifuncmod6.c: New file.
861 * testsuite/ifuncmain7.c: New file.
862 * configure, testsuite/Makefile.in: Rebuild.
864 2010-08-18 Ian Lance Taylor <iant@google.com>
867 (Output_section_incremental_inputs::write_input_files): Add cast
868 to avoid signed/unsigned comparison warning.
869 (Output_section_incremental_inputs::write_info_blocks): Likewise.
871 2010-08-12 Cary Coutant <ccoutant@google.com>
873 * common.cc (Sort_commons::operator()): Remove unnecessary code.
875 2010-08-13 Ian Lance Taylor <iant@google.com>
877 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
879 2010-08-12 Cary Coutant <ccoutant@google.com>
880 Doug Kwan <dougkwan@google.com>
882 * resolve.cc (Symbol_table::should_override): When a weak dynamic
883 defintion overrides non-weak undef, remember that the original undef
885 * symtab.cc (Symbol_table::sized_write_global): For undef without
886 an original weak binding, set binding to global in output.
887 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
888 * testsuite/Makefile.in: Regenerate.
889 * testsuite/strong_ref_weak_def.sh: New file.
890 * testsuite/strong_ref_weak_def_1.c: Ditto.
891 * testsuite/strong_ref_weak_def_2.c: Ditto.
893 2010-08-12 Cary Coutant <ccoutant@google.com>
895 * testsuite/incremental_test.sh: Rewrite.
896 * testsuite/incremental_test_1.c: Rewrite.
897 * testsuite/incremental_test_2.c: Rewrite.
899 2010-08-12 Cary Coutant <ccoutant@google.com>
901 * arm.cc (Target_arm::got_size): Add const.
902 (Target_arm::got_entry_count): New function.
903 (Target_arm::plt_entry_count): New function.
904 (Target_arm::first_plt_entry_offset): New function.
905 (Target_arm::plt_entry_size): New function.
906 (Output_data_plt_arm::entry_count): New function.
907 (Output_data_plt_arm::first_plt_entry_offset): New function.
908 (Output_data_plt_arm::get_plt_entry_size): New function.
909 * i386.cc (Target_i386::got_size): Add const.
910 (Target_i386::got_entry_count): New function.
911 (Target_i386::plt_entry_count): New function.
912 (Target_i386::first_plt_entry_offset): New function.
913 (Target_i386::plt_entry_size): New function.
914 (Output_data_plt_i386::entry_count): New function.
915 (Output_data_plt_i386::first_plt_entry_offset): New function.
916 (Output_data_plt_i386::get_plt_entry_size): New function.
917 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
918 find_incremental_inputs_sections. Dump incremental_got_plt section.
919 * incremental.cc: Include target.h.
920 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
921 parameter. Adjust all callers. Find incremental_got_plt section.
922 (Incremental_inputs::create_data_sections): Create incremental_got_plt
924 (Output_section_incremental_inputs::set_final_data_size): Calculate
925 size of incremental_got_plt section.
926 (Output_section_incremental_inputs::do_write): Write the
927 incremental_got_plt section.
928 (Got_plt_view_info): New struct.
929 (Local_got_offset_visitor): New class.
930 (Global_got_offset_visitor): New class.
931 (Global_symbol_visitor_got_plt): New class.
932 (Output_section_incremental_inputs::write_got_plt): New function.
933 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
934 Add parameter. Adjust all callers.
935 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
936 (Incremental_inputs::got_plt_section): New function.
937 (Incremental_inputs::got_plt_section_): New data member.
938 (Incremental_got_plt_reader): New class.
939 * layout.cc (Layout::create_incremental_info_sections): Add the
940 incremental_got_plt section.
941 * object.h (Got_offset_list::get_list): New function.
942 (Got offset_list::for_all_got_offsets): New function.
943 (Sized_relobj::local_got_offset_list): New function.
944 * powerpc.cc (Target_powerpc::got_size): Add const.
945 (Target_powerpc::got_entry_count): New function.
946 (Target_powerpc::plt_entry_count): New function.
947 (Target_powerpc::first_plt_entry_offset): New function.
948 (Target_powerpc::plt_entry_size): New function.
949 (Output_data_plt_powerpc::entry_count): New function.
950 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
951 (Output_data_plt_powerpc::get_plt_entry_size): New function.
952 * sparc.cc (Target_sparc::got_size): Add const.
953 (Target_sparc::got_entry_count): New function.
954 (Target_sparc::plt_entry_count): New function.
955 (Target_sparc::first_plt_entry_offset): New function.
956 (Target_sparc::plt_entry_size): New function.
957 (Output_data_plt_sparc::entry_count): New function.
958 (Output_data_plt_sparc::first_plt_entry_offset): New function.
959 (Output_data_plt_sparc::get_plt_entry_size): New function.
960 * symtab.h (Symbol::got_offset_list): New function.
961 (Symbol_table::for_all_symbols): New function.
962 * target.h (Sized_target::got_entry_count): New function.
963 (Sized_target::plt_entry_count): New function.
964 (Sized_target::plt_entry_size): New function.
965 * x86_64.cc (Target_x86_64::got_size): Add const.
966 (Target_x86_64::got_entry_count): New function.
967 (Target_x86_64::plt_entry_count): New function.
968 (Target_x86_64::first_plt_entry_offset): New function.
969 (Target_x86_64::plt_entry_size): New function.
970 (Output_data_plt_x86_64::entry_count): New function.
971 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
972 (Output_data_plt_x86_64::get_plt_entry_size): New function.
974 2010-08-12 Cary Coutant <ccoutant@google.com>
976 * archive.cc: Include incremental.h.
977 (Archive::Archive): Initialize incremental_info_.
978 (Archive::include_member): Record archive members in incremental info.
979 (Add_archive_symbols::run): Record begin and end of an archive in
981 (Lib_group::include_member): Record objects in incremental info.
982 * archive.h (Incremental_archive_entry): Forward declaration.
983 (Archive::set_incremental_info): New member function.
984 (Archive::incremental_info): New member function.
985 (Archive::Unused_symbol_iterator): New class.
986 (Archive::unused_symbols_begin): New member function.
987 (Archive::unused_symbols_end): New member function.
988 (Archive::incremental_info_): New data member.
989 * incremental-dump.cc (find_input_containing_global): New function.
990 (dump_incremental_inputs): Dump new incremental info sections.
991 * incremental.cc: Include symtab.h.
992 (Output_section_incremental_inputs): New class.
993 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
994 new incremental info sections.
995 (Sized_incremental_binary::do_check_inputs): Likewise.
996 (Incremental_inputs::report_archive): Remove.
997 (Incremental_inputs::report_archive_begin): New function.
998 (Incremental_inputs::report_archive_end): New function.
999 (Incremental_inputs::report_object): New function.
1000 (Incremental_inputs::finalize_inputs): Remove.
1001 (Incremental_inputs::report_input_section): New function.
1002 (Incremental_inputs::report_script): Rewrite.
1003 (Incremental_inputs::finalize): Do nothing but finalize string table.
1004 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1005 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1006 (Incremental_inputs::create_data_sections): New function.
1007 (Incremental_inputs::relocs_entsize): New function.
1008 (Output_section_incremental_inputs::set_final_data_size): New function.
1009 (Output_section_incremental_inputs::do_write): New function.
1010 (Output_section_incremental_inputs::write_header): New function.
1011 (Output_section_incremental_inputs::write_input_files): New function.
1012 (Output_section_incremental_inputs::write_info_blocks): New function.
1013 (Output_section_incremental_inputs::write_symtab): New function.
1014 * incremental.h (Incremental_script_entry): Forward declaration.
1015 (Incremental_object_entry): Forward declaration.
1016 (Incremental_archive_entry): Forward declaration.
1017 (Incremental_inputs): Forward declaration.
1018 (Incremental_inputs_header_data): Remove.
1019 (Incremental_inputs_header): Remove.
1020 (Incremental_inputs_header_write): Remove.
1021 (Incremental_inputs_entry_data): Remove.
1022 (Incremental_inputs_entry): Remove.
1023 (Incremental_inputs_entry_write): Remove.
1024 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1025 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1026 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1027 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1029 (Incremental_input_entry): New class.
1030 (Incremental_script_entry): New class.
1031 (Incremental_object_entry): New class.
1032 (Incremental_archive_entry): New class.
1033 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1034 (Incremental_inputs::report_inputs): Remove.
1035 (Incremental_inputs::report_archive): Remove.
1036 (Incremental_inputs::report_archive_begin): New function.
1037 (Incremental_inputs::report_archive_end): New function.
1038 (Incremental_inputs::report_object): Change prototype.
1039 (Incremental_inputs::report_input_section): New function.
1040 (Incremental_inputs::report_script): Change prototype.
1041 (Incremental_inputs::get_reloc_count): New function.
1042 (Incremental_inputs::set_reloc_count): New function.
1043 (Incremental_inputs::create_data_sections): New function.
1044 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1045 (Incremental_inputs::inputs_section): New function.
1046 (Incremental_inputs::symtab_section): New function.
1047 (Incremental_inputs::relocs_section): New function.
1048 (Incremental_inputs::get_stringpool): Add const.
1049 (Incremental_inputs::command_line): Add const.
1050 (Incremental_inputs::inputs): Remove.
1051 (Incremental_inputs::command_line_key): New function.
1052 (Incremental_inputs::input_file_count): New function.
1053 (Incremental_inputs::input_files): New function.
1054 (Incremental_inputs::relocs_entsize): New function.
1055 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1056 (Incremental_inputs::finalize_inputs): Remove.
1057 (Incremental_inputs::Input_info): Remove.
1058 (Incremental_inputs::lock_): Remove.
1059 (Incremental_inputs::inputs_): Change type.
1060 (Incremental_inputs::inputs_map_): Remove.
1061 (Incremental_inputs::current_object_entry_): New data member.
1062 (Incremental_inputs::inputs_section_): New data member.
1063 (Incremental_inputs::symtab_section_): New data member.
1064 (Incremental_inputs::relocs_section_): New data member.
1065 (Incremental_inputs::reloc_count_): New data member.
1066 (Incremental_inputs_reader): New class.
1067 (Incremental_symtab_reader): New class.
1068 (Incremental_relocs_reader): New class.
1069 * layout.cc (Layout::finalize): Move finalization of incremental info
1070 and creation of incremental info sections to follow finalization of
1071 symbol table. Set offsets for postprocessing sections.
1072 (Layout::create_incremental_info_sections): Call
1073 Incremental_inputs::create_data_sections. Add incremental symtab
1074 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1075 sections to layout after input sections.
1076 * layout.h (struct Timespec): Forward declaration.
1077 (Layout::incremental_inputs): Add const.
1078 (Layout::create_incremental_info_sections): Add parameter.
1079 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1080 * object.cc: Include incremental.h.
1081 (Relobj::finalize_incremental_relocs): New function.
1082 (Sized_relobj::do_layout): Record input sections in incremental info.
1083 * object.h (Object::output_section): New function.
1084 (Object::output_section_offset): Moved from Relobj.
1085 (Object::get_incremental_reloc_base): New function.
1086 (Object::get_incremental_reloc_count): New function.
1087 (Object::do_output_section): New function.
1088 (Object::do_output_section_offset): Moved from Relobj.
1089 (Object::do_get_incremental_reloc_base): New function.
1090 (Object::do_get_incremental_reloc_count): New function.
1091 (Object::Object): Initialize new data members.
1092 (Relobj::output_section): Renamed do_output_section and moved to
1094 (Relobj::output_section_offset): Moved to Object.
1095 (Relobj::do_get_incremental_reloc_base): New function.
1096 (Relobj::do_get_incremental_reloc_count): New function.
1097 (Relobj::allocate_incremental_reloc_counts): New function.
1098 (Relobj::count_incremental_reloc): New function.
1099 (Relobj::finalize_incremental_relocs): New function.
1100 (Relobj::next_incremental_reloc_index): New function.
1101 (Relobj::reloc_counts_): New data member.
1102 (Relobj::reloc_bases_): New data member.
1103 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1104 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1105 (Sized_relobj::incremental_relocs_scan): New function.
1106 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1107 (Sized_relobj::incremental_relocs_write): New function.
1108 (Sized_relobj::incremental_relocs_write_reltype): New function.
1109 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1111 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1112 archives and object files elsewhere.
1113 (Add_symbols::run): Report object files here.
1114 (Finish_group::run): Report end of archive at end of group.
1115 * reloc.cc: Include layout.h, incremental.h.
1116 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1117 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1118 (Sized_relobj::incremental_relocs_scan): New function.
1119 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1120 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1121 (Sized_relobj::incremental_relocs_write): New function.
1122 (Sized_relobj::incremental_relocs_write_reltype): New function.
1123 * script.cc (read_input_script): Rewrite test for incremental link.
1124 Change call to Incremental_inputs::report_script.
1125 * symtab.h (Symbol_table::first_global_index): New function.
1126 (Symbol_table::output_count): New function.
1128 2010-08-12 Doug Kwan <dougkwan@google.com>
1130 * arm.cc (Target_arm::merge_object_attributes): Check command line
1131 options --no-wchar-size-warning and --no-enum-size-warning.
1132 * options.h (General_options): Add ld-compatible options
1133 --no-enum-size-warning and --no-wchar-size-warning.
1135 2010-08-04 Ian Lance Taylor <iant@google.com>
1137 * x86_64.cc (Target_x86_64::Scan::local): Use
1138 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1139 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1140 (Target_x86_64::Scan::global): Likewise.
1141 (Target_x86_64::Relocate::relocate): Likewise.
1142 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1145 2010-08-03 Cary Coutant <ccoutant@google.com>
1147 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1148 to reserve space in merged_strings vector. Keep total input size
1150 (Output_merge_string::do_print_merge_stats): Print total input size.
1151 * merge.h (Output_merge_string): Add input_size_ field.
1152 * stringpool.cc (Stringpool_template::string_length): Move
1153 implementations out of Stringpool_template class and place in
1155 * stringpool.h (string_length): Move out of Stringpool_template.
1157 2010-08-03 Ian Lance Taylor <iant@google.com>
1160 * layout.cc (relaxation_loop_body): If address of load segment is
1161 set, adjust address to include headers if possible.
1163 2010-08-03 Ian Lance Taylor <iant@google.com>
1165 * version.cc (version_string): Bump to 1.10.
1167 2010-08-03 Ian Lance Taylor <iant@google.com>
1170 * layout.h (enum Output_section_order): Define.
1171 (class Layout): Update declarations.
1172 * layout.cc (Layout::get_output_section): Add order parameter.
1173 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1174 is_first_non_relro parameters. Change all callers.
1175 (Layout::choose_output_section): Likewise.
1176 (Layout::add_output_section_data): Likewise.
1177 (Layout::make_output_section): Likewise. Set order.
1178 (Layout::default_section_order): New function.
1179 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1180 * output.cc (Output_section::Output_section): Initialize order_.
1181 Don't initialize deleted fields.
1182 (Output_segment::Output_segment): Don't initialize deleted
1184 (Output_segment::add_output_section_to_load): New function
1185 replacing add_output_section. Change all callers to call this or
1186 add_output_section_to_nonload.
1187 (Output_segment::add_output_section_to_nonload): New function.
1188 (Output_segment::remove_output_section): Rewrite.
1189 (Output_segment::add_initial_output_data): Likewise.
1190 (Output_segment::has_any_data_sections): Likewise.
1191 (Output_segment::is_first_section_relro): Likewise.
1192 (Output_segment::maximum_alignment): Likewise.
1193 (Output_segment::has_dynamic_reloc): New function replacing
1194 dynamic_reloc_count. Change all callers.
1195 (Output_segment::has_dynamic_reloc_list): New function replacing
1196 dynamic_reloc_count_list. Change all callers.
1197 (Output_segment::set_section_addresses): Rewrite.
1198 (Output_segment::set_offset): Rewrite.
1199 (Output_segment::find_first_and_last_list): Remove.
1200 (Output_segment::set_tls_offsets): Rewrite.
1201 (Output_segment::first_section_load_address): Likewise.
1202 (Output_segment::output_section_count): Likewise.
1203 (Output_segment::section_with_lowest_load_address): Likewise.
1204 (Output_segment::write_section_headers): Likewise.
1205 (Output_segment::print_sections_to_map): Likewise.
1206 * output.h (class Output_data): Remove dynamic_reloc_count_
1207 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1208 (Output_data::add_dynamic_reloc): Rewrite.
1209 (Output_data::has_dynamic_reloc): New function.
1210 (Output_data::dynamic_reloc_count): Remove.
1211 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1212 is_last_relro_, is_first_non_relro_, is_interp_,
1213 is_dynamic_linker_section_ fields. Add order and set_order
1214 functions. Remove is_relro_local, set_is_relro_local,
1215 is_last_relro, set_is_last_relro, is_first_non_relro,
1216 set_is_first_non_relro functions, is_interp, set_is_interp,
1217 is_dynamic_linker_section, and set_is_dynamic_linker_section
1219 (class Output_segment): Change Output_data_list from std::list to
1220 std:;vector. Add output_lists_ field. Remove output_data_ and
1221 output_bss_ fields. Update declarations.
1223 2010-08-02 Ian Lance Taylor <iant@google.com>
1225 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1226 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1227 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1229 2010-08-02 Ian Lance Taylor <iant@google.com>
1232 * script.cc (Script_options::Script_options): Initialize
1233 symbol_definitions_ and symbol_references_.
1234 (Script_options::add_symbol_assignment): Update
1235 symbol_definitions_ and symbol_references_.
1236 (Script_options::add_symbol_reference): New function.
1237 (script_symbol): New function.
1238 * script.h (class Script_options): Add symbol_definitions_ and
1239 symbol_references_ fields.
1240 (Script_options::referenced_const_iterator): New type.
1241 (Script_options::referenced_begin): New function.
1242 (Script_options::referenced_end): New function.
1243 (Script_options::is_referenced): New function.
1244 (Script_options::any_unreferenced): New function.
1245 * script-c.h (script_symbol): Declare.
1246 * yyscript.y (exp): Call script_symbol.
1247 * symtab.cc: Include "script.h".
1248 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1249 Change all callers. Check symbols referenced by scripts.
1250 (Symbol_table::add_undefined_symbols_from_command_line): Add
1251 layout parameter. Change all callers.
1252 (Symbol_table::do_add_undefined_symbols_from_command_line):
1253 Likewise. Break out loop body. Check symbols referenced by
1255 (Symbol_table::add_undefined_symbol_from_command_line): New
1256 function broken out of
1257 do_add_undefined_symbols_from_command_line.
1258 * symtab.h (class Symbol_table): Update declarations.
1259 * archive.cc: Include "layout.h".
1260 (Archive::should_include_member): Add layout parameter. Change
1261 all callers. Check for symbol mentioned in expression.
1262 * archive.h (class Archive): Update declaration.
1263 * object.cc (Sized_relobj::do_should_include_member): Add layout
1265 * object.h (Object::should_include_member): Add layout parameter.
1267 (Object::do_should_include_member): Add layout parameter.
1268 (class Sized_relobj): Update declaration.
1269 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1271 * dynobj.h (class Sized_dynobj): Update declaration.
1272 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1274 * plugin.h (class Sized_pluginobj): Update declaration.
1276 2010-08-02 Ian Lance Taylor <iant@google.com>
1279 * output.cc (Output_segment::set_offset): Search for the first and
1280 last sections rather than assuming that the list is in order.
1281 (Output_segment::find_first_and_last_list): New function.
1282 * output.h (class Output_segment): Update declarations.
1283 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1284 (relro_strip_test_SOURCES): New variable.
1285 (relro_strip_test_DEPENDENCIES): New variable.
1286 (relro_strip_test_LDFLAGS): New variable.
1287 (relro_strip_test_LDADD): New variable.
1288 (relro_strip_test.so): New target.
1290 2010-08-02 Ian Lance Taylor <iant@google.com>
1292 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1293 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1294 (Target_i386::got_tlsdesc_section): New function.
1295 (Target_i386::got_section): Create space for GOT entries for
1296 TLSDESC relocations.
1297 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1299 (Target_i386::Scan::global): Likewise.
1300 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1302 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1303 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1304 (Target_x86_64::got_tlsdesc_section): New function.
1305 (Target_x86_64::got_section): Create space for GOT entries for
1306 TLSDESC relocations.
1307 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1309 (Target_x86_64::Scan::global): Likewise.
1310 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1313 2010-08-02 Ian Lance Taylor <iant@google.com>
1315 * testsuite/final_layout.sh: Use dc to convert from hex to
1318 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1320 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1321 paramter to the call to gold::gc_process_relocs.
1322 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1323 paramter to the call to gold::gc_process_relocs.
1324 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1325 parameter to the call to gold::gc_process_relocs.
1326 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1327 template parameter to the call to gold::gc_process_relocs.
1328 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1329 paramter to the call to gold::gc_process_relocs.
1330 * gc.h (get_embedded_addend_size): New function.
1331 (gc_process_relocs): Save the size of the reloc for use by ICF.
1332 * icf.cc (get_section_contents): Get the addend from the text section
1333 for SHT_REL relocation sections.
1334 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1335 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1336 * int_encoding.h (read_from_pointer): New overloaded function.
1337 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1338 * testsuite/icf_sht_rel_addend_test.sh: New file.
1339 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1340 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1342 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1344 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1345 * Makefile.in: Regenerate.
1346 * testsuite/Makefile.in: Regenerate.
1348 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1350 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1351 * gold/testsuite/debug_msg.cc: Likewise.
1352 * gold/testsuite/odr_violation1.cc
1353 * gold/testsuite/odr_violation2.cc
1355 2010-07-21 Cary Coutant <ccoutant@google.com>
1357 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1358 string, and length fields.
1359 (Output_merge_string::Merged_strings_list): New type.
1360 (Output_merge_string::Merged_strings_lists): New typedef.
1361 (Output_merge_string): Replace merged_strings_ with
1362 merged_strings_lists_.
1363 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1364 Merged_strings_list per input object and section. Don't store pointer
1365 to the string. Don't store length with each merged string entry.
1366 (Output_merge_string::finalize_merged_data): Loop over list of merged
1367 strings lists. Recompute length of each merged string.
1369 2010-07-15 Cary Coutant <ccoutant@google.com>
1371 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1374 2010-07-14 Ian Lance Taylor <iant@google.com>
1376 * descriptors.cc (Descriptors::open): Report correct name in error
1379 2010-07-13 Doug Kwan <dougkwan@google.com>
1381 * arm.cc (Arm_input_section::Arm_input_section): For a
1382 SHT_ARM_EXIDX section, always keeps the input sections.
1383 (Arm_input_section::set_exidx_section_link): New method.
1384 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1385 has_errors_ to false.
1386 (Arm_exidx_input_section::has_errors,
1387 Arm_exidx_input_section::set_has_errors): New methods.
1388 (Arm_exidx_input_section::has_errors_): New data member.
1389 (Arm_relobj::get_exidx_shndx_list): New method.
1390 (Arm_output_section::append_text_sections_to_list): Do not skip
1391 section without SHF_EXECINSTR.
1392 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1394 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1395 section header. Make error messages more verbose. Check for
1396 a non-executable section linked to an EXIDX section.
1397 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1398 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1399 check that there is no deferred EXIDX section if we exit early.
1400 Instead of not making an EXIDX section in case of an error, make one
1401 and set the has_errors flag of it.
1402 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1403 in a relocatable link.
1404 (Target_arm::do_relax): Look for the EXIDX output section instead of
1405 assuming that it is called .ARM.exidx.
1406 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1407 section list. Do not check for SHF_EXECINSTR section flags but
1408 skip any input section with errors.
1409 * output.cc (Output_section::Output_section): Initialize
1410 always_keeps_input_sections_ to false.
1411 (Output_section::add_input_section): Check for
1412 always_keeps_input_sections_.
1413 * output.h (Output_section::always_keeps_input_sections,
1414 Output_section::set_always_keeps_input_sections): New methods.
1415 (Output_section::always_keeps_input_sections): New data member.
1417 2010-07-13 Rafael Espindola <espindola@google.com>
1419 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1420 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1422 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1423 Ian Lance Taylor <iant@google.com>
1425 * output.h (Output_section_lookup_maps::add_merge_section):
1426 Correct check of whether value was inserted.
1427 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1428 (Output_section_lookup_maps::add_relaxed_input_section):
1430 * arm.cc (Target_arm::got_section): Remove used local os.
1431 * i386.cc (Target_i386::got_section): Likewise.
1432 * x86_64.cc (Target_x86_64::got_section): Likewise.
1433 * sparc.cc (Target_sparc::got_section): Likewise.
1434 (Target_sparc::relocate): Remove unused local have_got_offset.
1435 * powerpc.cc (Target_powerpc::relocate): Likewise.
1437 2010-07-13 Ian Lance Taylor <iant@google.com>
1439 * compressed_output.cc (zlib_decompress): Fix signature in
1442 * archive.cc (Archive::include_member): Unlock an external member
1443 of a thin archive. Don't bother to delete an object we know is
1446 2010-07-12 Cary Coutant <ccoutant@google.com>
1448 * compressed_output.cc (zlib_decompress): New function.
1449 (get_uncompressed_size): New function.
1450 (decompress_input_section): New function.
1451 * compressed_output.h (get_uncompressed_size): New function.
1452 (decompress_input_section): New function.
1453 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1454 Handle compressed debug sections.
1455 * layout.cc (is_compressed_debug_section): New function.
1456 (Layout::output_section_name): Map compressed section names to
1458 * layout.h (is_compressed_debug_section): New function.
1459 (is_debug_info_section): Recognize compressed debug sections.
1460 * merge.cc: Include compressed_output.h.
1461 (Output_merge_data::do_add_input_section): Handle compressed
1463 (Output_merge_string::do_add_input_section): Handle compressed
1465 * object.cc: Include compressed_output.h.
1466 (Sized_relobj::Sized_relobj): Initialize new data members.
1467 (build_compressed_section_map): New function.
1468 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1469 * object.h (Object::section_is_compressed): New method.
1470 (Object::do_section_is_compressed): New method.
1471 (Sized_relobj::Compressed_section_map): New type.
1472 (Sized_relobj::do_section_is_compressed): New method.
1473 (Sized_relobj::compressed_sections_): New data member.
1474 * output.cc (Output_section::add_input_section): Handle compressed
1476 * reloc.cc: Include compressed_output.h.
1477 (Sized_relobj::write_sections): Handle compressed debug sections.
1479 2010-07-08 Cary Coutant <ccoutant@google.com>
1481 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1482 weak when resolving to a dynamic def.
1483 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1484 for weak undef/dynamic def cases. Adjust callers.
1485 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1486 undef_binding_weak_.
1487 (Symbol_table::sized_write_globals): Adjust symbol binding.
1488 (Symbol_table::sized_write_symbol): Add binding parameter.
1489 * symtab.h (Symbol::set_undef_binding): New method.
1490 (Symbol::is_undef_binding_weak): New method.
1491 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1492 (Symbol_table::should_override): Add new parameter.
1493 (Symbol_table::sized_write_symbol): Add new parameter.
1495 * testsuite/weak_undef_file1.cc: Add new test case.
1496 * testsuite/weak_undef_file2.cc: Fix header comment.
1497 * testsuite/weak_undef_test.cc: Add new test case.
1499 2010-06-29 Doug Kwan <dougkwan@google.com>
1501 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1502 Initialize USE_SYMBOL_.
1503 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1505 (Arm_reloc_property::uses_symbol_): New data member declaration.
1506 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1507 uses symbol value and symbol is undefined but not weakly undefined.
1509 2010-06-28 Rafael Espindola <espindola@google.com>
1511 * plugin.cc (Plugin::load): Use dlerror.
1513 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1515 * symtab.cc (detect_odr_violations): When reporting an ODR
1516 violation, report an object where the symbol is defined.
1518 2010-06-25 Doug Kwan <dougkwan@google.com>
1520 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1521 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1523 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1524 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1525 target hook to detect function points.
1526 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1527 * icf.h (Icf::check_section_for_function_pointers): Change type of
1528 parameter SECTION_NAME to const reference to std::string. Use
1529 target hook to determine if section may have unsafe pointers.
1530 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1533 2010-06-21 Rafael Espindola <espindola@google.com>
1535 * fileread.cc (Input_file::find_fie): New
1536 (Input_file::open): Use Input_file::find_fie.
1537 * fileread.h (Input_file::find_fie): New
1538 * plugin.cc (set_extra_library_path): New.
1539 (Plugin::load): Add set_extra_library_path to the transfer vector.
1540 (Plugin_manager::set_extra_library_path): New.
1541 (Plugin_manager::add_input_file): Use the extra search path if set.
1542 (set_extra_library_path(): New.
1543 * plugin.h (Plugin_manager): Add set_extra_library_path and
1546 2010-06-19 Cary Coutant <ccoutant@google.com>
1548 * layout.cc (gdb_sections): Add .debug_types.
1549 (lines_only_debug_sections): Likewise.
1551 2010-06-18 Rafael Espindola <espindola@google.com>
1553 * plugin.cc (add_input_file,add_input_library)
1554 (Plugin_manager::add_input_file): Make filename arguments const.
1555 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1558 2010-06-16 Doug Kwan <dougkwan@google.com>
1560 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1561 .ARM.attributes section if we have not merged any input
1562 attributes sections.
1564 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1566 * arm.cc: Allow combining objects with no EABI version
1569 2010-06-15 Rafael Espindola <espindola@google.com>
1571 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1573 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1575 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1576 (struct iovec): Correct !HAVE_READV definition.
1578 2010-06-10 Cary Coutant <ccoutant@google.com>
1580 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1581 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1583 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1586 * symtab.h (Symbol::is_placeholder): New member function.
1587 * target-reloc.h (relocate_section): Check for placeholder symbols.
1589 * testsuite/Makefile.am (plugin_test_8): New test.
1590 (plugin_test_9): New test.
1591 * testsuite/Makefile.in: Regenerate.
1593 2010-06-09 Nick Clifton <nickc@redhat.com>
1595 * yyscript.y (input_list_element): Allow strings prefixed with
1596 the '-' character. Treat these as libraries.
1597 * script.cc (script_add_library): New function. Adds a library
1598 specified by "-l<name>" found in an input script.
1599 * script-c.h: Add prototype for script_add_library.
1601 2010-06-07 Doug Kwan <dougkwan@google.com>
1603 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1604 Restrict stub-group size to be within long conditional branch
1605 range when working around cortex-A8 erratum.
1607 2010-06-07 Damien Diederen <dd@crosstwine.com>
1609 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1612 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1616 (Output_section::Input_section_sort_entry::compare_section_ordering):
1617 Change to return non-zero correctly.
1618 (Output_section::Input_section_sort_section_order_index_compare
1619 ::operator()): Change to fix ambiguity in comparisons.
1621 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1623 * gold.h (is_wildcard_string): New function.
1624 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1625 (Layout::layout_eh_frame): Ditto.
1626 (Layout::find_section_order_index): New method.
1627 (Layout::read_layout_from_file): New method.
1628 * layout.h (Layout::find_section_order_index): New method.
1629 (Layout::read_layout_from_file): New method.
1630 (Layout::input_section_position_): New private member.
1631 (Layout::input_section_glob_): New private member.
1632 * main.cc (main): Call read_layout_from_file here.
1633 * options.h (--section-ordering-file): New option.
1634 * output.cc (Output_section::input_section_order_specified_): New
1636 (Output_section::Output_section): Initialize new member.
1637 (Output_section::add_input_section): Add new parameter.
1638 Keep input sections when --section-ordering-file is used.
1639 (Output_section::set_final_data_size): Sort input sections when
1640 section ordering file is specified.
1641 (Output_section::Input_section_sort_entry): Add new parameter.
1643 (Output_section::Input_section_sort_entry::compare_section_ordering):
1645 (Output_section::Input_section_sort_compare::operator()): Change to
1646 consider section_order_index.
1647 (Output_section::Input_section_sort_init_fini_compare::operator()):
1648 Change to consider section_order_index.
1649 (Output_section::Input_section_sort_section_order_index_compare
1650 ::operator()): New method.
1651 (Output_section::sort_attached_input_sections): Change to sort
1652 according to section order when specified.
1653 (Output_section::add_input_section<32, true>): Add new parameter.
1654 (Output_section::add_input_section<64, true>): Add new parameter.
1655 (Output_section::add_input_section<32, false>): Add new parameter.
1656 (Output_section::add_input_section<64, false>): Add new parameter.
1657 * output.h (Output_section::add_input_section): Add new parameter.
1658 (Output_section::input_section_order_specified): New
1660 (Output_section::set_input_section_order_specified): New method.
1661 (Input_section::Input_section): Initialize section_order_index_.
1662 (Input_section::section_order_index): New method.
1663 (Input_section::set_section_order_index): New method.
1664 (Input_section::section_order_index_): New member.
1665 (Input_section::Input_section_sort_section_order_index_compare): New
1667 (Output_section::input_section_order_specified_): New member.
1668 * script-sections.cc (is_wildcard_string): Delete and move modified
1670 (Output_section_element_input::Output_section_element_input): Modify
1671 call to is_wildcard_string.
1672 (Output_section_element_input::Input_section_pattern
1673 ::Input_section_pattern): Ditto.
1674 (Output_section_element_input::Output_section_element_input): Ditto.
1675 * testsuite/Makefile.am (final_layout): New test case.
1676 * testsuite/Makefile.in: Regenerate.
1677 * testsuite/final_layout.cc: New file.
1678 * testsuite/final_layout.sh: New file.
1680 2010-06-01 Rafael Espindola <espindola@google.com>
1682 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1684 2010-06-01 Rafael Espindola <espindola@google.com>
1686 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1687 visibility of symbols.
1689 2010-05-27 Doug Kwan <dougkwan@google.com>
1691 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1692 from start of output section instead of address for a local symbol
1693 in a merged or relaxed section when doing a relocatable link.
1695 2010-05-26 Rafael Espindola <espindola@google.com>
1698 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1699 adding sections the garbage collector removed.
1700 * gold/testsuite/Makefile.am: Add test.
1701 * gold/testsuite/Makefile.in: Regenerate.
1702 * gold/testsuite/plugin_test_7.sh: New.
1703 * gold/testsuite/plugin_test_7_1.c: New.
1704 * gold/testsuite/plugin_test_7_2.c: New.
1706 2010-05-26 Rafael Espindola <espindola@google.com>
1708 * script-sections.cc (Output_section_definition::set_section_addresses):
1709 Check for --section-start.
1711 2010-05-26 Doug Kwan <dougkwan@google.com>
1713 * arm.cc (Arm_scan_relocatable_relocs): New class.
1714 (Target_arm::relocate_special_relocatable): New method.
1715 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1716 (Arm_relocate_functions::thumb_branch_common): Same.
1717 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1718 instead of Default_scan_relocatable_relocs.
1719 * target-reloc.h (relocate_for_relocatable): Let target handle
1720 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1721 * target.h (Sized_target::relocate_special_relocatable): New method.
1723 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1725 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1727 2010-05-23 Doug Kwan <dougkwan@google.com>
1729 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1731 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1732 with a direct branch, not a conditional branch, to a stub.
1733 * merge.cc (Output_merge_base::record_input_section): New method
1735 (Output_merge_data::do_add_input_section): Record input section if
1736 keeps-input-sections flag is set.
1737 (Output_merge_string::do_add_input_section): Ditto.
1738 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1739 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1741 (Output_merge_base::keeps_input_sections,
1742 Output_merge_base::set_keeps_input_sections,
1743 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1745 (Output_merge_base::Input_sections): New type declaration.
1746 (Output_merge_base::input_sections_begin,
1747 Output_merge_base::input_sections_end,
1748 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1749 (Output_merge_base::bool keeps_input_sections_,
1750 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1751 Output_merge_base::input_sections_): New data members.
1752 (Output_merge_data::do_set_keeps_input_sections): New method
1754 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1755 * output.cc (Output_section::Input_section::relobj): Move method
1756 defintion from class declaration to here and handle merge sections.
1757 (Output_section::Input_section::shndx): Ditto.
1758 (Output_section::Output_section): Remove initializations of removed
1759 data members and initialize new data member LOOKUP_MAPS_.
1760 (Output_section::add_input_section): Set keeps-input-sections flag
1761 for a newly created merge output section as appropriate. Adjust code
1762 to use Output_section_lookup_maps class.
1763 (Output_section::add_relaxed_input_section): Adjst code for lookup
1764 maps code refactoring.
1765 (Output_section::add_merge_input_section): Add a new parameter
1766 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1767 class. If adding input section to a newly created merge output
1768 section fails, remove the new merge section.
1769 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1770 Adjust code for use of the Output_section_lookup_maps class.
1771 (Output_section::find_merge_section): Ditto.
1772 (Output_section::build_lookup_maps): New method defintion.
1773 (Output_section::find_relaxed_input_section): Adjust code to use
1774 Output_section_lookup_maps class.
1775 (Output_section::get_input_sections): Export merge sections. Adjust
1776 code to use Output_section_lookup_maps class.
1777 (Output_section:::add_script_input_section): Adjust code to use
1778 Output_section_lookup_maps class. Update lookup maps for merge
1780 (Output_section::discard_states): Use Output_section_lookup_maps.
1781 (Output_section::restore_states): Same.
1782 * output.h (Merge_section_properties): Move class defintion out of
1784 (Output_section_lookup_maps): New class.
1785 (Output_section::Input_section::is_merge_section): New method
1787 (Output_section::Input_section::relobj): Move defintion out of class
1788 defintion. Declare method only.
1789 (Output_section::Input_section::shndx): Ditto.
1790 (Output_section::Input_section::output_merge_base): New method defintion.
1791 (Output_section::Input_section::u2_.pomb): New union field.
1792 (Output_section::Merge_section_by_properties_map,
1793 Output_section::Output_section_data_by_input_section_map,
1794 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1796 (Output_section::add_merge_input_section): Add new parameter
1797 KEEPS_INPUT_SECTIONS.
1798 (Output_section::build_lookup_maps): New method declaration.
1799 (Output_section::merge_section_map_,
1800 Output_section::merge_section_by_properties_map_,
1801 Output_section::relaxed_input_section_map_,
1802 Output_section::is_relaxed_input_section_map_valid_): Remove data
1804 (Output_section::lookup_maps_): New data member.
1806 2010-05-21 Doug Kwan <dougkwan@google.com>
1809 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1810 avoid a compilation error.
1812 2010-05-19 Rafael Espindola <espindola@google.com>
1814 * script-sections.cc (Output_section_definition::allocate_to_segment):
1815 Update the phdrs_list even when the output section is NULL.
1816 * testsuite/Makefile.am: Add test.
1817 * testsuite/Makefile.in: Regenerate.
1818 * testsuite/script_test_9.cc: New.
1819 * testsuite/script_test_9.sh: New.
1820 * testsuite/script_test_9.t: New.
1822 2010-05-19 Doug Kwan <dougkwan@google.com>
1824 * arm.cc (Arm_input_section::original_size): New method.
1825 (Arm_input_section::do_addralign): Add a cast.
1826 (Arm_input_section::do_output_offset): Remove static cast.
1827 (Arm_input_section::original_addralign,
1828 Arm_input_section::original_size_): Change type to uint32_t.
1829 (Arm_input_section::init): Add safe casts for section alignment
1831 (Arm_input_section::set_final_data_size): Do not set address and
1832 offset of stub table.
1833 (Arm_output_section::fix_exidx_coverage): Change use of of
1834 Output_section::Simple_input_section to that of
1835 Output_section::Input_section.
1836 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1837 except for the first pass.
1838 * output.cc (Output_section::get_input_sections): Change type of
1839 input_sections to std::list<Input_section>.
1840 (Output_section::add_script_input_section): Rename from
1841 Output_section::add_simple_input_section. Change type of SIS
1842 parameter from Simple_input_section to Input_section.
1843 * output.h (Output_section::Simple_input_section): Remove class.
1844 (Output_section::Input_section): Change class visibility to public.
1845 (Output_section::Input_section::addralign): Use stored alignments
1846 for special input sections if set.
1847 (Output_section::Input_section::set_addralign): New method.
1848 (Output_section::get_input_sections): Change parameter type from
1849 list of Simple_input_section to list of Input_section.
1850 (Output_section::add_script_input_section): Rename from
1851 Output_section::add_simple_input_section. Change first parameter's
1852 type from Simple_input_section to Input_section and remove the
1853 second and third parameters.
1854 * script-sections.cc (Input_section::Input_section_list): Change
1855 type to list of Output_section::Input_section/
1856 (Input_section_info::Input_section_info): Change parameter type of
1857 INPUT_SECTION to Output_section::Input_section.
1858 (Input_section_info::input_section): Change return type.
1859 (Input_section_info::input_section_): Change type to
1860 Output_section::Input_section.
1861 (Output_section_element_input::set_section_addresses): Adjust code
1862 to use Output_section::Input_section instead of
1863 Output_section::Simple_input_section. Adjust code for renaming
1864 of Output_section::add_simple_input_section.
1865 (Orphan_output_section::set_section_addresses): Ditto.
1867 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1869 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1870 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1872 2010-05-18 Rafael Espindola <espindola@google.com>
1874 * options.cc (General_options::finalize): Handle -nostdlib.
1875 * options.h (nostdlib): New option.
1876 * script.cc (script_add_search_dir): Handle -nostdlib.
1878 2010-05-12 Doug Kwan <dougkwan@google.com>
1880 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1881 attributes section only if there no attributes section after merging.
1882 (Target_arm::merge_object_attributes): Move value of
1883 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1884 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1885 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1886 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1887 and arm_attr_merge_7.stdout.
1888 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1889 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1890 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1891 arm_attr_merge_7b.o): New rules.
1892 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1894 * testsuite/Makefile.in: Regenerate.
1895 * testsuite/arm_attr_merge.sh: New file.
1896 * testsuite/arm_attr_merge_[67][ab].s: Same.
1898 2010-05-05 Nick Clifton <nickc@redhat.com>
1900 * po/es.po: Updated Spanish translation.
1902 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1904 * Makefile.am (install-exec-local): Properly install gold as
1905 default cross linker.
1906 * Makefile.in: Regenerated.
1908 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1909 Nick Clifton <nickc@redhat.com>
1911 * configure.ac (install_as_default): Define and set to false
1912 unless --enable-gold or --enable-gold=both/gold has been
1914 * configure: Regenerate.
1916 * Makefile.am (install-exec-local): Install the executable as
1917 'ld.gold'. If install_as_default is true then also install it as
1919 * Makefile.in: Regenerated.
1921 2010-04-24 Ian Lance Taylor <iant@google.com>
1923 * layout.cc (Layout::layout_reloc): In relocatable link don't
1924 combine reloc sections for grouped sections.
1926 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1928 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1929 sections that are not ordinary to icf.
1930 * icf.cc (get_section_contents): Handle relocation pointing to section
1931 with no object or shndx information.
1932 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1933 * testsuite/Makefile.in: Regenerate.
1934 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1935 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1937 2010-04-22 Ian Lance Taylor <iant@google.com>
1939 * expression.cc (Expression::Expression_eval_info): Add
1940 result_alignment_pointer field.
1941 (Expression::eval_with_dot): Add result_alignment_pointer
1942 parameter. Change all callers.
1943 (Expression::eval_maybe_dot): Likewise.
1944 (class Binary_expression): Add alignment_pointer parameter to
1945 left_value and right_value. Change all callers.
1946 (BINARY_EXPRESSION): Set result alignment.
1947 (class Trinary_expression): Add alignment_pointer parameter to
1948 arg2_value and arg3_value. Change all callers.
1949 (Trinary_cond::value): Set result alignment.
1950 (Max_expression::value, Min_expression::value): Likewise.
1951 (Align_expression::value): Likewise.
1952 * script-sections.cc (class Sections_element): Add dot_alignment
1953 parameter to set_section_addresses virtual function. Update
1955 (class Output_section_element): Likewise.
1956 (Script_sections::create_segments): Add dot_alignment parameter.
1958 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1959 (Script_sections::set_phdrs_clause_addresses): Likewise.
1960 * script-sections.h: Update declarations.
1961 * script.h: Update declarations.
1962 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1964 * testsuite/script_test_3.t: Set large alignment.
1965 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1966 segment has expected alignment.
1968 2010-04-22 Nick Clifton <nickc@redhat.com>
1970 * po/gold.pot: Updated by the Translation project.
1971 * po/vi.po: Updated Vietnamese translation.
1973 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1975 * testsuite/Makefile.am (check_PROGRAMS): Add
1976 icf_virtual_function_folding_test.
1977 * testsuite/Makefile.in: Regenerated.
1979 2010-04-15 Andrew Haley <aph@redhat.com>
1981 * options.h (merge_exidx_entries): New option.
1982 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1983 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1984 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1985 (Target_arm::merge_exidx_entries): New function.
1986 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1987 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1988 to Arm_exidx_fixup constructor.
1989 Add new arg, merge_exidx_entries.
1990 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1991 Arm_output_section::fix_exidx_coverage.
1993 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1995 * icf.cc (get_section_contents): Check for preemptible functions.
1996 Ignore addend when appropriate.
1997 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1999 (add_from_relobj): Check for section folded.
2000 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2001 * symtab.h (should_add_dynsym_entry): Add new parameter.
2002 * target-reloc.h (scan_relocs): Check for section folded.
2003 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2004 Check reloc types for function pointers in shared objects.
2005 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2007 (icf_preemptible_functions_test): New test case.
2008 (icf_string_merge_test): New test case.
2009 * testsuite.Makefile.in: Regenerate.
2010 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2011 bar_glob. Refactor code.
2012 * testsuite/icf_preemptible_functions_test.cc: New file.
2013 * testsuite/icf_preemptible_functions_test.sh: New file.
2014 * testsuite/icf_string_merge_test.cc: New file.
2015 * testsuite/icf_string_merge_test.sh: New file.
2016 * testsuite/icf_virtual_function_folding_test.cc: New file.
2017 * testsuite/icf_virtual_function_folding_test.sh: New file.
2019 2010-04-14 Doug Kwan <dougkwan@google.com>
2021 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2022 for local symbol recounting if we remove a section due to ICF.
2023 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2024 there are no regular objects in input.
2026 2010-04-13 Doug Kwan <dougkwan@google.com>
2028 * arm.cc (Arm_input_section::set_final_data_size): Compute
2029 accurate final data size instead of using current data size.
2031 2010-04-09 Doug Kwan <dougkwan@google.com>
2033 * layout.cc (Layout::choose_output_section): Handle script section
2035 (Layout::make_output_section_for_script): Add section type parameter.
2036 Handle script section types.
2037 * layout.h (Layout::make_output_section_for_script): Add section
2039 * output.cc (Output_section::Output_section): Initialize data member
2041 (Output_section::do_reset_address_and_file_offset): Do not set address
2042 to 0 if section is a NOLOAD section.
2043 * output.h (Output_section::is_noload): New method.
2044 (Output_section::set_is_noload): Ditto.
2045 (Output_section::is_noload_): New data member.
2046 * script-c.h (Script_section_type): New enum type.
2047 (struct Parser_output_section_header): Add new file section_type.
2048 * script-sections.cc (Sections_element::output_section_name): Add
2049 parameter for returning script section type.
2050 (Output_section_definition::output_section_name): Ditto.
2051 (Output_section_definition::section_type)P; New method.
2052 (Output_section_definiton::script_section_type_name): Ditto.
2053 (Output_section_definition::script_section_type_): New data member.
2054 (Output_section_definition::Output_section_definition): Initialize
2055 data member Output_section_definition::script_section_type_.
2056 (Output_section_definition::create_sections): Pass script section type
2057 to Layout::make_output_section_for_script.
2058 (Output_section_definition::output_section_name): Return script
2059 section type to caller.
2060 (Output_section_definition::set_section_address): Do not advance
2061 dot value and load address if section type is NOLOAD. Set address
2062 of NOLOAD sections regardless of section flags.
2063 (Output_section_definition::print): Print section type if it is
2064 not SCRIPT_SECTION_TYPE_NONE.
2065 (Output_section_definition::section_type): New method.
2066 (Output_section_definition::script_section_type_name): Ditto.
2067 (Script_sections::output_section_name): Add new parameter
2068 PSECTION_TYPE for returning script section type. Pass it to
2069 section elements. Handle discard sections.
2070 (Sort_output_sections::operator()): Handle NOLOAD sections.
2071 * script-sections.h (Script_sections::Section_type): New enum type.
2072 (Script_sections::output_section_name): Add a new parameter for
2073 returning script section type.
2074 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2076 * yyscript.y (union): Add new field SECTION_TYPE.
2077 (COPY, DSECT, INFO, NOLOAD): New tokens.
2078 (opt_address_and_section_type): Change type to output_section_header.
2079 (section_type): New non-terminal
2080 (section_header): Handle section type.
2081 (opt_address_and_section_type): Return section type value.
2083 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2085 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2086 * testsuite/plugin_common_test_2.c (foo): Likewise.
2088 2010-04-08 Doug Kwan <dougkwan@google.com>
2090 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2092 * output.cc (Output_section::add_merge_input_section): Simplify
2093 code and return status of Output_merge_base::add_input_section.
2094 Update merge section map only if Output_merge_base::add_input_section
2097 2010-04-07 Doug Kwan <dougkwan@google.com>
2099 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2100 if section is marked as containing instructions but has no mapping
2102 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2103 correct section index.
2104 (Arm_relobj::find_linked_text_section): Ditto.
2106 2010-04-07 Cary Coutant <ccoutant@google.com>
2108 * archive.cc (include_member): Destroy Read_symbols_data object before
2110 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2111 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2112 (Read_symbols_data::~Read_symbols_data) New destructor.
2113 (Section_relocs::Section_relocs) New constructor.
2114 (Section_relocs::~Section_relocs) New destructor.
2115 (Read_relocs_data::Read_relocs_data) New constructor.
2116 (Read_relocs_data::~Read_relocs_data) New destructor.
2117 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2118 pointers to NULL after deleting.
2120 2010-04-07 Doug Kwan <dougkwan@google.com>
2122 * arm.cc: Replace "endianity" with "endianness" in comments.
2123 (Arm_exidx_cantunwind): Ditto.
2124 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2125 (Arm_relobj::merge_flags_and_attributes): New method.
2126 (Arm_relobj::merge_flags_and_attributes_): New data member.
2127 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2128 (Arm_relobj::scan_sections_for_stubs): Ditto.
2129 (Arm_relobj::do_read_symbols): Check to see if we really want to
2130 merge processor-specific flags and attributes. Exit early if
2131 an object is empty except for section names and the undefined symbol.
2132 (Target_arm::do_finalize_sections): Move check for ELF format to
2133 Arm_relobj::do_read_symbols. Merge processor specific flags and
2134 attributes from a regular object only when we have determined that
2135 it is aapropriate. Do not create an .ARM.attributes section in
2136 output if there is no regular input object.
2137 (Target_arm::merge_processor_specific_flags): Check
2138 --warn-mismatch before printing any error.
2139 (Target_arm::merge_object_attributes): Ditto.
2140 * gold.cc (queue_middle_tasks): Handle the case in which there is
2141 no regular object in input.
2142 * options.cc (General_options::parse_EB): New method.
2143 (General_options::parse_EL): Same.
2144 (General_options::General_options): Initialize endianness_.
2145 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2147 (General_options::Endianness): New enum.
2148 (General_options::endianness): New method.
2149 (General_options::endianness_): New data member.
2150 * parameters.cc (Parameters::set_options): Check target endianness.
2151 (Parameters::set_target_once): Ditto.
2152 (Parameters::check_target_endianness): New method.
2153 (parameters_force_valid_target): If either -EL or -EB is specified,
2154 use it to define endianness of default target.
2155 * parameters.h (Parameters::check_target_endianness): New method
2157 * target.h (class Target): Change "endianity" to "endianness"
2160 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2162 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2163 * configure: Regenerate.
2164 * Makefile.in: Regenerate.
2165 * testsuite/Makefile.in: Regenerate.
2167 2010-04-06 Cary Coutant <ccoutant@google.com>
2170 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2171 prevailing definitions of common symbols.
2172 * testsuite/plugin_test_6.sh: New test case.
2173 * testsuite/plugin_common_test_1.c: New test case.
2174 * testsuite/plugin_common_test_2.c: New test case.
2175 * testsuite/Makefile.am (plugin_test_6): New test case.
2176 * testsuite/Makefile.in: Regenerate.
2178 2010-04-06 Nick Clifton <nickc@redhat.com>
2180 * po/vi.po: New Vietnamese translation.
2182 2010-03-30 Doug Kwan <dougkwan@google.com>
2184 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2186 2010-03-25 Doug Kwan <dougkwan@google.com>
2188 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2189 to avoid a conversion warning on a 32-bit host.
2191 2010-03-24 Ian Lance Taylor <iant@google.com>
2193 * testsuite/script_test_3.t: Add a TLS segment.
2194 * testsuite/Makefile.am (check_PROGRAMS): Add
2195 tls_phdrs_script_test.
2196 (tls_phdrs_script_test_SOURCES): Define.
2197 (tls_phdrs_script_test_DEPENDENCIES): Define.
2198 (tls_phdrs_script_test_LDFLAGS): Define.
2199 (tls_phdrs_script_test_LDADD): Define.
2200 * testsuite/Makefile.in: Rebuild.
2202 2010-03-23 Cary Coutant <ccoutant@google.com>
2204 * fileread.cc (find_or_make_view): Fix comment.
2206 2010-03-23 Ian Lance Taylor <iant@google.com>
2208 * script-sections.cc (class Orphan_section_placement): Define
2209 PLACE_TLS and PLACE_TLS_BSS.
2210 (Orphan_section_placement::Orphan_section_placement): Initialize
2212 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2213 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2214 (tls_script_test_SOURCES): Define.
2215 (tls_script_test_DEPENDENCIES): Define.
2216 (tls_script_test_LDFLAGS): Define.
2217 (tls_script_test_LDADD): Define.
2218 * testsuite/Makefile.in: Rebuild.
2220 2010-03-22 Doug Kwan <dougkwan@google.com>
2222 * arm.cc (Arm_relocate_functions::abs8,
2223 Arm_relocate_functions::abs16): Use correct check for overflow
2224 specified in the ARM ELF specs.
2225 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2226 target of a BLX instruction specially.
2227 (Reloc_stub::stub_type_for_reloc): Ditto.
2228 (Relocate::relocate): Use symbolic names instead of numeric relocation
2229 codes to report error.
2230 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2232 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2233 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2234 thumb2_blx_out_of_range.stdout
2235 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2236 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2237 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2238 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2239 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2240 thumb2_blx_in_range, thumb2_blx_in_range.o,
2241 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2242 thumb2_blx_out_of_range.o): New rules.
2243 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2244 thumb2_blx_in_range and thumb2_blx_out_of_range.
2245 * testsuite/Makefile.in: Regenerate.
2246 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2247 * testsuite/thumb_blx_in_range.s: New file.
2248 * testsuite/thumb_blx_out_of_range.s: New file.
2250 2010-03-22 Rafael Espindola <espindola@google.com>
2252 * archive.cc (Should_include): Move to archive.h.
2253 (should_include_member): Make it a member of Archive.
2255 (Add_lib_group_symbols): New.
2256 * archive.h: Include options.h.
2257 (Archive_member): Moved from Archive.
2258 (Should_include): Moved from archive.cc.
2260 (Add_lib_group_symbols): New.
2261 * dynobj.cc (do_should_include_member): New.
2262 * dynobj.h (do_should_include_member): New.
2263 * gold.cc (queue_initial_tasks): Update call to queue.
2264 * main.cc (main): Print lib group stats.
2265 * object.cc (do_should_include_member): New.
2266 * object.h: Include archive.h.
2267 (Object::should_include_member): New.
2268 (Object::do_should_include_member): New.
2269 (Sized_relobj::do_should_include_member): New.
2270 * options.cc (General_options::parse_start_lib): New.
2271 (General_options::parse_end_lib): New.
2272 (Input_arguments::add_file): Handle lib groups.
2273 (Input_arguments::start_group): Check we are not in a lib.
2274 (Input_arguments::start_lib): New.
2275 (Input_arguments::end_lib): New.
2276 * options.h (General_options): Add start_lib and end_lib.
2277 (Input_argument::lib_): New.
2278 (Input_argument::lib): New.
2279 (Input_argument::is_lib): New.
2280 (Input_file_lib): New.
2281 (Input_arguments::in_lib_): New.
2282 (Input_arguments::in_lib): New.
2283 (Input_arguments::start_lib): New.
2284 (Input_arguments::end_lib_): New.
2285 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2286 in unused members as preempted.
2287 (Sized_pluginobj::do_should_include_member): New.
2288 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2289 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2291 (Read_symbols::do_whole_lib_group): New.
2292 (Read_symbols::do_lib_group): New.
2293 (Read_symbols::do_read_symbols): Handle lib groups.
2294 (Read_symbols::get_name): Handle lib groups.
2295 * readsyms.h (Read_symbols): Add an archive member pointer.
2296 (Read_symbols::do_whole_lib_group): New.
2297 (Read_symbols::do_lib_group): New.
2298 (Read_symbols::member_): New.
2299 * script.cc (read_input_script): Update call to queue_soon.
2301 2010-03-19 Doug Kwan <dougkwan@google.com>
2303 * arm.cc (Stub_table::Stub_table): Initialize new data members
2304 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2305 (Stub_table::add_reloc_stub): Assign stub offset and update
2306 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2307 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2309 (Stub_table::update_data_size_and_addralign): Use
2310 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2311 instead of going over all reloc stubs.
2312 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2313 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2314 Stringpool_template::offset_ to size of Stringpool_char.
2315 (Stringpool_template::new_key_offset): Remove code to initialize
2316 Stringpool_template::offset_.
2317 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2318 Stringpool_template::offset_ to zero.
2320 2010-03-15 Doug Kwan <dougkwan@google.com>
2322 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2324 (Stringpool_template::new_key_offset): New method.
2325 (Stringpool_template::add_string): Assign offsets when adding new
2327 (Stringpool_template::set_string_offsets): Do not set string offsets
2328 when not optimizing.
2329 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2331 (Chunked_vector::clear): Clear size_.
2332 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2333 (Chunked_vector::size): Return size_.
2334 (Chunked_vector::push_back): Use size_ to find insert position.
2335 (Chunked_vector::size_): New data member.
2336 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2337 (Stringpool_template::new_key_offset): New method declaration.
2338 (Stringpool_template::offset_): New data member.
2340 2010-03-15 Rafael Espindola <espindola@google.com>
2342 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2343 Add_symbols' constructor.
2344 * readsyms.h (Add_symbols): Remove the input_group member.
2346 2010-03-10 Ian Lance Taylor <iant@google.com>
2348 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2349 target to ask whether a reference to a symbol requires a stack
2351 * target.h (Target::is_call_to_non_split): New function.
2352 (Target::do_is_call_to_non_split): Declare virtual function.
2353 * target.cc: Include "symtab.h".
2354 (Target::do_is_call_to_non_split): New function.
2355 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2357 2010-03-10 Cary Coutant <ccoutant@google.com>
2359 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2360 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2361 (File_read::open[2]): Add whole_file_view_ to list of views.
2362 (File_read::make_view): Remove test of whole_file_view_.
2363 (File_read::find_or_make_view): Create whole_file_view_ if
2365 (File_read::clear_views): Replace bool parameter with enum;
2366 adjust all callers. Don't delete views with permanent data;
2367 do delete cached views and views from archives if
2368 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2369 if clearing the corresponding view.
2370 * fileread.h (File_read::Clear_views_mode): New enum.
2371 (File_read::View::is_permanent_view): New method.
2372 (File_read::clear_views): Replace bool parameter
2373 with enum; adjust all callers.
2374 * options.h (General_options): Change keep_files_mapped option;
2375 add map_whole_files.
2376 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2378 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2381 2010-03-10 David S. Miller <davem@davemloft.net>
2383 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2385 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2387 * icf.cc (get_section_contents): Add '@' marker after processing the
2390 2010-03-08 Doug Kwan <dougkwan@google.com>
2392 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2393 due to a conversion warning.
2394 (Arm_relobj::update_output_local_symbol_count): Check for local
2395 symbol with unset output index.
2397 2010-03-05 Ian Lance Taylor <iant@google.com>
2399 * options.h (class General_options): Add --spare-dynamic-tags.
2400 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2401 --spare-dynamic-tags.
2403 2010-03-05 Ian Lance Taylor <iant@google.com>
2405 * incremental.cc: Include "libiberty.h".
2407 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2410 function, is_info_ member.
2411 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2412 (Versions::Versions): Update caller.
2413 (Versions::define_base_version): Likewise.
2414 (Versions::add_def): Likewise.
2416 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2418 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2419 (Scan::possible_function_pointer_reloc): New function.
2420 (Scan::local_reloc_may_be_function_pointer): Change to call
2421 possible_function_pointer_reloc.
2422 (Scan::global_reloc_may_be_function_pointer): Ditto.
2423 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2424 relocations in ".data.rel.ro._ZTV" section.
2425 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2426 * testsuite/icf_safe_so_test.cc: Ditto.
2427 * testsuite/icf_safe_test.cc: Ditto.
2428 * testsuite/icf_safe_test.sh: Ditto.
2430 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2431 Ian Lance Taylor <iant@google.com>
2433 * target-reloc.h (relocate_section): Check the symbol table index
2434 for -1U before setting the local symbol index.
2435 (scan_relocatable_relocs): If copying the relocation, record that
2436 the local symbol is required.
2437 * object.h (Symbol_value::is_output_symtab_index_set): New
2439 (Symbol_value::may_be_discarded_from_output_symtab): New
2441 (Symbol_value::has_output_symtab_entry): New function.
2442 (Symbol_value::needs_output_symtab_entry): Remove.
2443 (Symbol_value::output_symtab_index): Make sure the symbol index is
2445 (Symbol_value::set_output_symtab_index): Make sure the symbol
2446 index is not set. Make sure the new index is valid.
2447 (Symbol_value::set_must_have_output_symtab_entry): New function.
2448 (Symbol_value::has_output_dynsym_entry): New function.
2449 (Symbol_value::set_output_dynsym_index): Make sure the new index
2451 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2452 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2453 local symbol if permitted.
2454 (Sized_relobj::do_finalize_local_symbols): Call
2455 is_output_symtab_index_set rather than needs_output_symtab_entry.
2456 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2457 rather than needs_output_symtab_entry. Call
2458 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2459 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2460 is_output_symtab_index_set rather than needs_output_symtab_entry.
2461 * testsuite/discard_locals_relocatable_test.c: New file.
2462 * testsuite/discard_locals_test.sh: Test -r.
2463 * testsuite/Makefile.am (check_DATA): Add
2464 discard_locals_relocatable_test1.syms,
2465 discard_local_relocatable_test2.syms.
2466 (MOSTLYCLEANFILES): Likewise. Also add
2467 discard_locals_relocatable_test1.lout and
2468 discard_locals_relocatable_test2.out.
2469 (discard_locals_relocatable_test1.syms): New target.
2470 (discard_locals_relocatable_test.o): New target.
2471 (discard_locals_relocatable_test1.out): New target.
2472 (discard_locals_relocatable_test2.syms): New target.
2473 (discard_locals_relocatable_test2.out): New target.
2474 (various): Add missing ../ld-new dependencies.
2475 * testsuite/Makefile.in: Rebuild.
2477 2010-03-03 Nick Clifton <nickc@redhat.com>
2479 * po/fi.po: New Finnish translation.
2481 2010-03-01 Doug Kwan <dougkwan@google.com>
2483 * layout.cc (Layout::Layout): Force section types of .init_array*,
2484 .preinit_array* and .fini_array* sections.
2485 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2486 Fix check of return value of std::string::find.().
2487 (Output_section::Input_section_sort_compare::operator()): Remove
2488 comment about .init_array.
2489 (Output_section::Input_section_sort_init_fini_compare::operator()):
2491 (Output_section::sort_attached_input_sections): Handle .init_array
2492 and .fini_array specially.
2493 * output.h (Output_section::Inut_section_sort_compare): Update
2495 (Output_section::Input_section_sort_init_fini_compare): New struct.
2497 2010-02-26 Doug Kwan <dougkwan@google.com>
2499 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2500 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2501 * testsuite/debug_msg.sh: Avoid matching source line number for
2502 use of global variable undef_int.
2504 2010-02-26 Doug Kwan <dougkwan@google.com>
2506 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2507 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2508 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2509 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2510 * options.cc (General_options::General_options): Initialize member
2512 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2513 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2514 and rm_no_fix_v4bx.stdout
2515 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2516 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2517 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2518 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2519 and arm_no_fix_v4bx.
2520 * Makefile.in: Regenerate.
2521 * testsuite/arm_fix_v4bx.s: New file.
2522 * testsuite/arm_fix_v4bx.sh: Ditto.
2524 2010-02-24 Doug Kwan <dougkwan@google.com>
2526 * arm.cc (Target_arm::got_section): Make the .got section the first
2527 non RELRO section in the data segment.
2528 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2529 suffixes of section names.
2531 2010-02-24 Doug Kwan <dougkwan@google.com>
2533 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2534 flags and attributes merging if an input file is a binary file.
2535 * fileread.cc (Input_file::open): Record format of original file.
2536 * fileread.h (Input_file::Format): New enum type.
2537 (Input_file::Input_file): Initialize data member format_.
2538 (Input_file::format): New method definition.
2539 (Input_file::format_):: New data member.
2541 2010-02-24 Doug Kwan <dougkwan@google.com>
2543 * arm.cc (Arm_output_data_got): New class.
2544 (ARM_TCB_SIZE): New constant
2545 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2546 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2547 If user uses a script with a SECTIONS clause, issue only a warning
2548 for a misplaced EXIDX input section. Otherwise, issue an error.
2549 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2551 (Target_arm::got_mode_index_entry): Handle static linking.
2552 (Target_arm::Scan::local): Ditto.
2553 (Target_arm::Scan::global): Ditto.
2554 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2555 all incorrectly implemented relocations.
2556 (Target_arm::fix_exidx_coverage): Pass layout to
2557 Arm_output_section::fix_exidx_coverage.
2558 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2559 from ".ARM.exidx." and ".ARM.extab.".
2561 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2563 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2564 section if it does not already exist.
2565 * attributes.cc (Attributes_section_data::Attributes_section_data):
2566 Don't crash if size is zero.
2568 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2569 Ian Lance Taylor <iant@google.com>
2571 * gold.cc (queue_middle_tasks): If no input files were opened,
2573 * workqueue.h (Task_function::Task_function): Assert that there is
2576 2010-02-22 Doug Kwan <dougkwan@google.com>
2578 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2579 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2580 types to avoid warnings due to different uint64_t implementations
2583 2010-02-21 Doug Kwan <dougkwan@google.com>
2585 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2586 handling of the maximum backward branch offset.
2587 (Arm_relocate_functions::thumb_branch_common): Ditto.
2588 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2589 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2590 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2591 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2592 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2593 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2594 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2595 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2596 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2597 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2598 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2599 thumb2_bl_out_of_range.o): New rules.
2600 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2601 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2602 thumb2_bl_out_of_range
2603 * testsuite/Makefile.in: Regenerate.
2604 * testsuite/arm_bl_in_range.s: New file.
2605 * testsuite/arm_bl_out_of_range.s: Ditto.
2606 * testsuite/arm_branch_in_range.sh: Ditto.
2607 * testsuite/arm_branch_range.t: Ditto.
2608 * testsuite/thumb2_branch_range.t: Ditto.
2609 * testsuite/thumb_bl_in_range.s: Ditto.
2610 * testsuite/thumb_bl_out_of_range.s: Ditto.
2611 * testsuite/thumb_branch_range.t: Ditto.
2613 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2615 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2616 Add reloc offset information.
2617 * icf.cc (get_section_contents): Change iterators to point to the new
2618 vectors. Add reloc offset information to the contents.
2619 * icf.h (Icf::Sections_reachable_info): New typedef.
2620 (Icf::Sections_reachable_list): New typedef.
2621 (Icf::Offset_info): New typedef.
2622 (Icf::Reloc_info): New struct typedef.
2623 (Icf::Reloc_info_list): New typedef.
2624 (Icf::symbol_reloc_list): Delete method.
2625 (Icf::addend_reloc_list): Delete method.
2626 (Icf::section_reloc_list): Delete method.
2627 (Icf::reloc_info_list): New method.
2628 (Icf::reloc_info_list_): New member.
2630 2010-02-19 Doug Kwan <dougkwan@google.com>
2632 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2633 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2634 * arm.cc (Arm_relocation_functions): New forward declaration.
2635 (Target_arm::Target_arm): Initialize new data members
2636 got_mod_index_offset_ and tls_base_symbol_defined_.
2637 (Target_arm::Relocate::relocate_tls): New method.
2638 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2639 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2641 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2642 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2643 (Target_arm::got_mod_index_offset_,
2644 Target_arm::tls_base_symbol_defined_): New data members.
2645 (Target_arm::Scan::local, Target::Scan::global,
2646 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2649 2010-02-18 Doug Kwan <dougkwan@google.com>
2651 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2652 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2653 text section as a parameter becuase some broken tools may not set
2654 the link in section header.
2655 (Target_arm::has_got_section): New method.
2656 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2657 without any mapping symbol as data only. Remove warning.
2658 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2659 link in its section header, try to discover the link by inspecting the
2660 REL31 relocation at the beginning of the section.
2661 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2663 (Target_arm::Scan::global): Treat any reference to the symbol
2664 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2666 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2668 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2669 (Scan::global_reloc_may_be_function_pointer): New function.
2670 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2671 (Scan::global_reloc_may_be_function_pointer): New function.
2672 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2673 (Scan::global_reloc_may_be_function_pointer): New function.
2674 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2675 (Scan::global_reloc_may_be_function_pointer): New function.
2676 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2677 (Scan::global_reloc_may_be_function_pointer): New function.
2678 (Scan::possible_function_pointer_reloc): New function.
2679 (Target_x86_64::can_check_for_function_pointers): New function.
2680 * gc.h (gc_process_relocs): Scan relocation types to determine if
2681 function pointers were taken for targets that support it.
2682 * icf.cc (Icf::find_identical_sections): Include functions for
2683 folding in safe ICF whose pointer is not taken.
2684 * icf.h (Secn_fptr_taken_set): New typedef.
2685 (fptr_section_id_): New member.
2686 (section_has_function_pointers): New function.
2687 (set_section_has_function_pointers): New function.
2688 (check_section_for_function_pointers): New function.
2689 * options.h: Fix comment for safe ICF option.
2690 * target.h (can_check_for_function_pointers): New function.
2691 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2692 Modify icf_safe_test for X86-64.
2693 * testsuite/Makefile.in: Regenerate.
2694 * testsuite/icf_safe_so_test.cc: New file.
2695 * testsuite/icf_safe_so_test.sh: New file.
2696 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2697 (main): Change to take pointer to function kept_func_3.
2698 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2699 folding is done correctly for X86-64.
2701 2010-02-12 David S. Miller <davem@davemloft.net>
2703 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2704 is_symbolless parameter.
2705 (Output_reloc<SHT_REL>::is_symbolless): New.
2706 (Output_reloc<SHT_REL>::is_symbolless_): New.
2707 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2708 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2709 (Output_reloc<SHT_RELA>::is_symbolless): New.
2710 (Output_data_reloc::add_global): Handle is_symbolless.
2711 (Output_data_reloc::add_global_relative): Likewise.
2712 (Output_data_reloc::add_local): Likewise.
2713 (Output_data_reloc::add_local_relative): Likewise.
2714 (Output_data_reloc::add_symbolless_global_addend): New.
2715 (Output_data_reloc::add_symbolless_local_addend): New.
2716 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2718 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2719 instead of ->is_relative_
2720 (Output_reloc::write): Likewise.
2721 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2722 (Output_reloc::write_rel): Simplify.
2724 * sparc.cc (Target_sparc::Scan::local): Use
2725 ->add_symbolless_local_addend as needed.
2726 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2727 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2728 based upon relocation offset.
2730 2010-02-11 Doug Kwan <dougkwan@google.com>
2732 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2733 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2734 beginning of function.
2735 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2736 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2737 parameter is_32bit in calls to should_apply_static_reloc.
2738 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2739 (check_DATA): Add arm_abs_global.stdout.
2740 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2741 arm_abs_global.stdout): New rules.
2742 (MOSTLLYCLEANFILES): Add arm_abs_global
2743 * Makefile.in: Regenerate.
2744 * testsuite/arm_abs_global.s: New file.
2745 * testsuite/arm_abs_global.sh: Ditto.
2746 * testsuite/arm_abs_lib.s: Ditto.
2748 2010-02-11 Ian Lance Taylor <iant@google.com>
2750 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2752 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2753 Allocate_commons_task first.
2754 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2755 task, rather than symtab_lock_.
2756 (Gc_process_relocs::~Gc_process_relocs): New function.
2757 (Gc_process_relocs::is_runnable): Check this_blocker_.
2758 (Gc_process_relocs::locks): Use next_blocker_ rather than
2760 (Scan_relocs::~Scan_relocs): New function.
2761 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2763 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2765 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2766 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2767 constructor accordingly.
2768 (class Gc_process_relocs): Likewise.
2769 (class Scan_relocs): Likewise.
2770 * common.h (class Allocate_commons_task): Remove symtab_lock_
2771 field, and corresponding constructor parameter.
2772 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2774 (Allocate_commons_task::locks): Likewise.
2776 2010-02-11 Ian Lance Taylor <iant@google.com>
2778 * gold-threads.h (class Once): Define.
2779 (class Initialize_lock): Rewrite as child of Once.
2780 * gold-threads.cc (class Once_initialize): Define.
2781 (once_pointer_control): New static variable.
2782 (once_pointer, once_arg): New static variables.
2783 (c_run_once): New static function.
2784 (Once::Once, Once::run_once, Once::internal_run): New functions.
2785 (class Initialize_lock_once): Remove.
2786 (initialize_lock_control): Remove.
2787 (initialize_lock_pointer): Remove.
2788 (initialize_lock_once): Remove.
2789 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2790 (Initialize_lock::initialize): Rewrite.
2791 (Initialize_lock::do_run_once): New function.
2792 * archive.cc (Archive::interpret_header): Only clear name if it is
2794 * fileread.cc: Include "gold-threads.h"
2795 (file_counts_lock): New static variable.
2796 (file_counts_initialize_lock): Likewise.
2797 (File_read::release): Only increment counts when using --stats.
2798 Use a lock around the increment.
2799 * parameters.cc (class Set_parameters_target_once): Define.
2800 (set_parameters_target_once): New static variable.
2801 (Parameters::Parameters): Move here from parameters.h.
2802 (Parameters::set_target): Rewrite.
2803 (Parameters::set_target_once): New function.
2804 (Parameters::clear_target): Move here and rewrite.
2805 * parameters.h (class Parameters): Update declarations. Add
2806 set_parameters_target_once_ field.
2807 (Parameters::Parameters): Move to parameters.cc.
2808 (Parameters::clear_target): Likewise.
2809 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2811 (Start_group::~Start_group): New function.
2812 (Start_group::is_runnable): New function.
2813 (Start_group::locks, Start_group::run): New functions.
2814 (Finish_group::run): Change saw_undefined to size_t.
2815 * readsyms.h (class Start_group): Define.
2816 (class Finish_group): Change saw_undefined_ field to size_t.
2817 (Finish_group::Finish_group): Remove saw_undefined and
2818 this_blocker parameters. Change all callers.
2819 (Finish_group::set_saw_undefined): New function.
2820 (Finish_group::set_blocker): New function.
2821 * symtab.h (class Symbol_table): Change saw_undefined to return
2822 size_t. Change saw_undefined_ field to size_t.
2823 * target-select.cc (Set_target_once::do_run_once): New function.
2824 (Target_selector::Target_selector): Initialize set_target_once_
2825 field. Don't initialize lock_ and initialize_lock_ fields.
2826 (Target_selector::instantiate_target): Rewrite.
2827 (Target_selector::set_target): New function.
2828 * target-select.h (class Set_target_once): Define.
2829 (class Target_selector): Update declarations. Make
2830 Set_target_once a friend. Remove lock_ and initialize_lock_
2831 fields. Add set_target_once_ field.
2833 2010-02-10 Ian Lance Taylor <iant@google.com>
2835 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2837 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2838 (queue_middle_tasks): Add all blockers before queueing any tasks.
2839 (queue_final_tasks): Likewise.
2840 * token.h (Task_token::add_blockers): New function.
2841 * object.h (Input_objects::number_of_relobjs): New function.
2843 2010-02-10 Ian Lance Taylor <iant@google.com>
2845 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2846 shared, not if not position independent.
2847 * x86_64.cc (Relocate::relocate_tls): Likewise.
2848 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2849 (tls_pie_pic_test): New target.
2850 * testsuite/Makefile.in: Rebuild.
2852 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2853 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2854 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2855 * testsuite/Makefile.in: Rebuild.
2857 2010-02-09 David S. Miller <davem@davemloft.net>
2859 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2860 R_SPARC_RELATIVE using ->add_local_relative().
2861 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2863 * output.h (Output_data_dynamic::add_section_size): New method
2864 that takes two Output_data objects.
2865 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2866 entry param. Handle it in initializers.
2867 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2868 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2869 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2871 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2872 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2873 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2874 for dynrel_includes_plt.
2875 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2876 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2877 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2879 (Target_sparc::do_finalize_sections): Update to pass true for
2880 dynrel_includes_plt.
2881 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2882 output before .rela.plt
2883 (Target_powerpc::do_finalize_sections): Update to pass true for
2884 dynrel_includes_plt when 32-bit.
2886 2010-02-08 Doug Kwan <dougkwan@google.com>
2888 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2890 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2891 Arm_relobj::scan_section_for_cortex_a8_stubs,
2892 Arm_relobj::do_relocation_section): Instead of calling
2893 Output_section::output_address, use faster
2894 Arm_relobj::simple_input_section_output_address.
2896 2010-02-08 David S. Miller <davem@davemloft.net>
2898 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2899 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2900 relocation helper function.
2902 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2903 just like R_SPARC_GOT{10,13,22}.
2904 (Target_sparc::Scan::local): Likewise.
2905 (Target_sparc::Relocate:relocate): Likewise.
2907 2010-02-06 Ian Lance Taylor <iant@google.com>
2909 * configure.ac: Rewrite targetobjs duplicate removal code to use
2910 only shell constructs.
2911 * configure: Rebuild.
2913 2010-02-05 Doug Kwan <dougkwan@google.com>
2916 * arm.cc (Arm_relobj::section_is_scannable): New method.
2917 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2918 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2920 2010-02-04 Doug Kwan <dougkwan@google.com>
2923 * arm-reloc-property.cc (cstdio): Include.
2924 * configure.ac (targetobjs): Remove duplicates.
2925 * configure: Regenerate.
2926 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2927 big and little endian version for a given address size.
2929 2010-02-03 Doug Kwan <dougkwan@google.com>
2931 * arm-reloc-property.cc
2932 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2934 * arm-reloc-property.h
2935 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2936 New method definition.
2937 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2939 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2941 (GOT_PREL): Change implemented to Y.
2942 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2943 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2944 (Arm_relocate_functions::movw_abs_nc): Remove method.
2945 (Arm_relocate_functions::movt_abs): Ditto.
2946 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2947 (Arm_relocate_functions::thm_movt_abs): Ditto.
2948 (Arm_relocate_functions::movw_rel_nc): Ditto.
2949 (Arm_relocate_functions::movw_rel): Ditto.
2950 (Arm_relocate_functions::movt_rel): Ditto.
2951 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2952 (Arm_relocate_functions:thm_movw_rel): Ditto.
2953 (Arm_relocate_functions:thm_movt_rel): Ditto.
2954 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2955 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2956 New method definitions.
2957 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2958 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2959 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2960 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2961 (Target_arm::Relocate::relocate): Check for non-static or
2962 unimplemented relocation code and exit early. Change calls to
2963 Target_arm::reloc_uses_thumb_bit and
2964 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2965 instead. Refactor code to handle similar relocations to increase
2966 code sharing. Remove check for unsupported relocation code in switch
2968 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2969 relocation property table to find out size. Change error message to
2970 print out the name of a relocation code instead of the numeric value.
2971 (Target_arm::scan_reloc_for_stub): Use relocation property table
2972 instead of calling Target_arm::reloc_uses_thumb_bit().
2974 2010-02-02 Doug Kwan <dougkwan@google.com>
2976 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2977 types of relaxed input section.
2979 2010-02-02 Doug Kwan <dougkwan@google.com>
2981 * Makefile.am (HFILES): Add arm-reloc-property.h.
2983 (TARGETSOURCES): Add arm-reloc-property.cc
2984 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2985 (libgold_a_SOURCES): $(DEFFILES)
2986 * Makefile.in: Regenerate.
2987 * arm-reloc-property.cc: New file.
2988 * arm-reloc-property.h: New file.
2989 * arm-reloc.def: New file.
2990 * arm.cc: Update comments.
2991 (arm-reloc-property.h): New included header.
2992 (arm_reloc_property_table): New global variable.
2993 (Target_arm::do_select_as_default_target): New method definition.
2994 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2995 arm-reloc-property to targ_extra_obj.
2996 * parameters.cc (set_parameters_target): Call
2997 Target::select_as_default_target().
2998 * target.h (Target::select_as_default_target): New method definition.
2999 (Target::do_select_as_default_target): Same.
3001 2010-02-01 Doug Kwan <dougkwan@google.com>
3003 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3004 first_output_text_section_.
3005 (Arm_exidx_fixup::first_output_text_section): New method definition.
3006 (Arm_exidx_fixup::first_output_text_section_): New data member.
3007 (Arm_exidx_fixup::process_exidx_section): Record the first text
3008 output section seen.
3009 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3010 and entsize in output section header.
3012 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3014 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3015 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3016 (Arm_relocate_functions::thm_alu11): New Method.
3017 (Arm_relocate_functions::thm_pc8): New Method.
3018 (Arm_relocate_functions::thm_pc12): New Method.
3019 (Target_arm::Scan::local): Handle the relocations.
3020 (Target_arm::Scan::global): Likewise.
3021 (Target_arm::Relocate::relocate): Likewise.
3022 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3024 2010-01-29 Doug Kwan <dougkwan@google.com>
3026 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3027 of relocation types as ld.
3029 2010-01-29 Doug Kwan <dougkwan@google.com>
3031 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3033 (Arm_relocate_functions::thumb_branch_common): Ditto.
3034 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3035 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3036 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3037 Arm_relocate_functions::jump24): Remove.
3038 (Target_arm::Relocate::relocate): Adjust code to call
3039 Arm_relocation_functions::arm_branch_common and
3040 Arm_relocation_functions::thumb_branch_common instead of their removed
3041 wrappers. Merge switch-cases together to reduce source code size.
3043 2010-01-29 Doug Kwan <dougkwan@google.com>
3045 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3046 output_local_symbol_count_needs_update_.
3047 (Arm_relobj::output_local_symbol_count_needs_update,
3048 Arm_relobj::set_output_local_symbol_count_needs_update,
3049 Arm_relobj::update_output_local_symbol_count): New methods.
3050 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3052 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3053 of pointed function as in a R_ARM_PREL31 relocation.
3054 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3055 for output local symbol count updating.
3056 (Target_arm::do_relax): Update output local symbol counts in objects
3058 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3060 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3062 * arm.cc: Added support for the ARM relocations:
3063 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3064 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3065 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3067 (Arm_relocate_functions::movw_rel): New method.
3068 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3069 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3071 (Arm_relocate_functions::thm_movw_rel): New method.
3072 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3074 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3076 (Target_arm::Scan::global): Likewise.
3077 (Target_arm::Relocate::relocate): Likewise.
3078 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3081 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3083 * arm.cc: Added support for ARM group relocations.
3084 (Target_arm::reloc_needs_sym_origin): New method.
3085 (Arm_relocate_functions::calc_grp_kn): New method.
3086 (Arm_relocate_functions::calc_grp_residual): New method.
3087 (Arm_relocate_functions::calc_grp_gn): New method.
3088 (Arm_relocate_functions::arm_grp_alu): New Method.
3089 (Arm_relocate_functions::arm_grp_ldr): New Method.
3090 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3091 (Arm_relocate_functions::arm_grp_ldc): New Method.
3092 (Target_arm::Scan::local): Handle the ARM group relocations.
3093 (Target_arm::Scan::global): Likewise.
3094 (Target_arm::Relocate::relocate): Likewise.
3095 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3098 2010-01-26 Doug Kwan <dougkwan@google.com>
3100 * arm.cc (set): Include.
3101 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3103 (Arm_output_section::Text_section_list): New type.
3104 (Arm_output_section::append_text_sections_to_list): New method.
3105 (Arm_output_section::fix_exidx_coverage): Ditto.
3106 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3107 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3108 Relobj::set_section_offset() instead of
3109 Sized_relobj::invalidate_section_offset().
3110 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3111 parameter for section headers. Ignore relocation sections for
3112 unallocated sections and EXIDX sections.
3113 (Target_arm::fix_exidx_coverage): New method.
3114 (Target_arm::output_section_address_less_than): New type.
3115 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3116 linked text section instead of the EXIDX section.
3117 (Arm_output_section::create_stub_group): Add an assertion to check
3118 that this is not an EXIDX output section.
3119 (Arm_output_section::append_text_sections_to_list): New method.
3120 (Arm_output_section::fix_exidx_coverage): Ditto.
3121 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3122 Arm_relobj::section_needs_reloc_stub_scanning.
3123 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3125 (Target_arm::fix_exidx_coverage): New method.
3126 * object.h (Relobj::set_output_section): New method.
3127 (Sized_relobj::invalidate_section_offset): Remove method.
3128 (Sized_relobj::do_invalidate_section_offset): Remove method.
3129 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3131 2010-01-25 Doug Kwan <dougkwan@google.com>
3133 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3134 Fix warning due to signed and unsigned comparison on a 32-bit host.
3136 2010-01-22 Doug Kwan <dougkwan@google.com>
3138 * arm.cc (Target_arm::do_relax): Record an output section for section
3139 offset adjustment it contains any stub table that has changed.
3140 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3141 offsets in an output section if necessary.
3142 * output.cc (Output_section::Output_section): Initialize
3143 section_offsets_need_adjustments_.
3144 (Output_section::add_input_section_for_script): Renamed to
3145 Output_section::add_simple_input_section.
3146 (Output_section::save_states): Add a comment.
3147 (Output_section::discard_states): New method defintion.
3148 (Output_section::adjust_section_offsets): Same.
3149 * output.h (Output_section::add_input_section_for_script): Renamed to
3150 Output_section::add_simple_input_section.
3151 (Output_section::discard_states): New method declaration.
3152 (Output_section::adjust_section_offsets): Same.
3153 (Output_section::section_offsets_need_adjustment,
3154 Output_section::set_section_offsets_need_adjustment): New method
3156 (Output_section::section_offsets_need_adjustment_): New data member.
3157 * script-sections.cc
3158 (Output_section_element_input::set_section_address): Adjust code for
3159 renaming of Output_section::add_input_section_for_script.
3160 (Orphan_output_section::set_section_address): Same.
3162 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3164 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3165 Fix_v4bx enum values .
3166 * gold/options.h (General_options): New option definitions.
3167 (General_options::fix_v4bx): New method.
3168 (General_options::Fix_v4bx): New enum.
3169 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3170 (General_options::parse_fix_v4bx_interworking): New method.
3172 2010-01-22 Doug Kwan <dougkwan@google.com>
3174 * arm.cc (Arm_exidx_fixup): New class.
3176 2010-01-21 Doug Kwan <dougkwan@google.com>
3178 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3180 (Arm_exidx_section_offset_map): New type.
3182 2010-01-21 Doug Kwan <dougkwan@google.com>
3184 * arm.cc (Arm_exidx_input_section): New class.
3185 (Arm_relobj::exidx_input_section_by_link,
3186 Arm_relobj::exidx_input_section_by_shndx,
3187 Arm_relobj::make_exidx_input_section): New methods.
3188 (read_arm_attributes_section): Remove.
3189 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3190 information about them.
3191 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3194 2010-01-20 Doug Kwan <dougkwan@google.com>
3196 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3197 Input_section_specifier to Section_id.
3198 (Target_arm::new_arm_input_section: Adjust code for change of key
3200 (Target_arm::find_arm_input_section): Ditto.
3201 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3202 (Section_id): Remove.
3203 (Garbage_collection::Section_id_hash): Remove.
3204 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3205 (Section_id): Remove.
3206 (Icf::Section_id_hash): Remove.
3207 * object.h (Section_id, Const_section_id, Section_id_hash,
3208 Const_section_id_hash): New type definitions.
3209 * output.cc (Output_section::add_relaxed_input_section): Change to
3210 use Const_section_id instead of Input_section_specifier as key type.
3211 (Output_section::add_merge_input_section): Ditto.
3212 (Output_section::build_relaxation_map): Change to use Section_id
3213 instead of Input_section_specifier as key type.
3214 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3216 (Output_section::convert_input_sections_to_relaxed_sections): Change
3217 to use Const_section_id instead of Input_section_specifier as key type.
3218 (Output_section::find_merge_section): Ditto.
3219 (Output_section::find_relaxed_input_section): Ditto.
3220 * output.h (Input_section_specifier): Remove class.
3221 (Output_section::Output_section_data_by_input_section_map): Change
3222 key type to Const_section_id.
3223 (Output_section::Output_relaxed_input_section_by_input_section_map):
3225 (Output_section::Relaxation_map): Change key type to Section_id.
3227 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3229 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3230 (class Arm_v4bx_stub): New class.
3231 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3232 (Stub_factory::make_arm_v4bx_stub): New method.
3233 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3234 (Stub_table::empty): Handle v4bx stubs.
3235 (Stub_table::add_arm_v4bx_stub): New method.
3236 (Stub_table::find_arm_v4bx_stub): New method.
3237 (Arm_relocate_functions::v4bx): New method.
3238 (Target_arm::fix_v4bx): New method.
3239 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3240 (Stub_table::relocate_stubs): Likewise.
3241 (Stub_table::do_write): Likewise.
3242 (Stub_table::update_data_size_and_addralign): Likewise.
3243 (Stub_table::finalize_stubs): Likewise.
3244 (Target_arm::Scan::local): Likewise.
3245 (Target_arm::Scan::global): Likewise.
3246 (Target_arm::do_finalize_sections): Likewise.
3247 (Target_arm::Relocate::relocate): Likewise.
3248 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3250 (Target_arm::scan_reloc_for_stub): Likewise.
3251 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3253 2010-01-19 Ian Lance Taylor <iant@google.com>
3255 * output.cc (Output_section_headers::do_sized_write): Write large
3256 segment count to sh_info field.
3257 (Output_file_header::do_sized_write): For large segment count,
3258 write PN_XNUM to e_phnum field.
3260 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3262 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3263 (Arm_relocate_functions::thm_jump8): New function.
3264 (Arm_relocate_functions::thm_jump11): New function.
3265 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3267 (Target_arm::Scan::global): Likewise.
3268 (Target_arm::Relocate::relocate): Likewise.
3269 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3272 2010-01-14 Doug Kwan <dougkwan@google.com>
3274 * arm.cc (map, utility): Include headers.
3275 (Target_arm::apply_cortex_a8_workaround): New method.
3276 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3277 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3278 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3279 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3280 the --[no-]fix-cortex-a8 command line options.
3281 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3282 (Target_arm::relocate_stub): Use addend in instruction template.
3283 * options.h (DEFINE_bool): Set the user-set flag.
3284 (General_options): Add --[no-]-fix-cortex options.
3285 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3286 : Update fast look-up map after conversion.
3288 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3290 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3291 in the first pass of do_layout.
3293 2010-01-13 Doug Kwan <dougkwan@google.com>
3295 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3296 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3297 apparent compiler problem of not folding static constant integral
3298 data members of elfcpp::Elf_sizes<32>.
3300 2010-01-13 Doug Kwan <dougkwan@google.com>
3302 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3303 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3304 Arm_relobj::scan_section_for_cortex_a8_erratum,
3305 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3306 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3307 sections to scan for relocation stubs into a new method
3308 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3309 relocation and Cortex-A8 stub scanning.
3310 (Target_arm::do_relax): Force stubs to be after stubbed sections
3311 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3312 the beginning of a new relaxation pass. Update a comment.
3313 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3315 2010-01-12 Ian Lance Taylor <iant@google.com>
3317 * target-reloc.h (visibility_error): New inline function.
3318 (relocate_section): Call visibility_error.
3319 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3320 (MOSTLYCLEANFILES): Likewise.
3321 (protected_4_pic.o, protected_3.err): New targets.
3322 * testsuite/protected_4.cc: New file.
3324 2010-01-12 Doug Kwan <dougkwan@google.com>
3326 * arm.cc (Cortex_a8_reloc): New class.
3327 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3328 and cortex_a8_relocs_info_.
3329 (Target_arm::fix_cortex_a8): New method definition.
3330 (Target_arm::Cortex_a8_relocs_info): New type.
3331 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3332 New data member declarations.
3333 (Target_arm::scan_reloc_for_stub): Record information about
3334 relocations for THUMB branches that might be exempted from the
3335 Cortex-A8 workaround.
3336 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3337 at the beginning of a relaxation pass.
3339 2010-01-12 Doug Kwan <dougkwan@google.com>
3341 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3342 (Arm_relobj::Mapping_symbol_position,
3343 Arm_reloj::Mapping_symbol_position_less,
3344 Arm_relobj::Mapping_symbols_info): New types.
3345 (Target_arm::is_mapping_symbol_name): New method definition.
3346 (Arm_relobj::do_count_local_symbols): Save information about mapping
3349 2010-01-11 Doug Kwan <dougkwan@google.com>
3351 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3352 Arm_relocate_functions::thumb32_branch_upper,
3353 Arm_relocate_functions::thumb32_branch_lower,
3354 Arm_relocate_functions::thumb32_cond_branch_offset,
3355 Arm_relocate_functions::thumb32_cond_branch_upper,
3356 Arm_relocate_functions::thumb32_cond_branch_lower,
3357 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3358 branch offset encoding.
3359 (Arm_relocate_functions::thumb_branch_common): Use new branch
3360 offset encoding methods to avoid code duplication.
3361 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3362 (Stub_addend_reader::operator()): Use new branch encoding method
3363 to avoid code duplication.
3365 2010-01-11 Doug Kwan <dougkwan@google.com>
3367 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3368 (Target_arm::do_finalize_sections): Define special EXIDX section
3369 symbols only if referenced.
3370 * gc.h (Garbage_collection::add_reference): New method.
3371 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3374 2010-01-11 Ian Lance Taylor <iant@google.com>
3376 * script.cc (Version_script_info::build_expression_list_lookup):
3377 Change complaing about duplicate wildcard match from error to
3380 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3382 (Version_script_info::Version_script_info): Initialize globs_,
3383 default_version_, default_is_global_, and exact_. Don't
3384 initialize globals_ or locals_.
3385 (Version_script_info::build_lookup_tables): Build local symbols
3387 (Version_script_info::unquote): New function.
3388 (Version_script_info::add_exact_match): New function.
3389 (Version_script_info::build_expression_list_lookup): Remove lookup
3390 parameter. Add is_global parameter. Change all callers. Handle
3391 wildcard pattern specially. Unquote pattern. Call
3393 (Version_script_info::get_name_to_match): New function.
3394 (Version_script_info::get_symbol_version): New function.
3395 (Version_script_info::get_symbol_version_helper): Remove.
3396 (Version_script_info::check_unmatched_names): Call unquote.
3397 * script.h (class Version_script_info): Change get_symbol_version
3398 to be non-inline and add is_global parameter; change all callers.
3399 Rewrite symbol_is_local. Update declarations. Define struct
3400 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3401 Remove globals_ and locals_ members. Add exact_, globs_,
3402 default_version_, is_global_.
3403 (Version_script_info::Glob): Remove pattern, add expression and
3404 is_global. Update constructor. Change all callers.
3405 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3407 (Versions::symbol_section_contents): If a symbol is undefined, or
3408 defined in a dynamic object, set the version index to
3410 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3412 (Symbol_table::add_from_pluginobj): Likewise.
3413 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3415 2010-01-11 Doug Kwan <dougkwan@google.com>
3417 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3418 (incremental_dump_LDADD): Add linking option for libintl.
3419 * Makefile.in: Regenerate.
3421 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3424 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3426 * testsuite/Makefile.in: Regenerated.
3428 2010-01-10 Doug Kwan <dougkwan@google.com>
3430 * options.h (DEFINE_var): Use parentheses around argument varname__
3431 in macro body to avoid any unintended subsequent substitutions.
3433 2010-01-10 Ian Lance Taylor <iant@google.com>
3435 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3436 candidates before doing symbol resolution.
3438 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3439 ODR candidates if only one is weak.
3441 2010-01-08 Ian Lance Taylor <iant@google.com>
3443 * script.cc (Version_script_info::build_expression_list_lookup):
3444 Don't warn about ambiguous version, just record the ambiguity.
3445 (Version_script_info::get_symbol_version_helper): Give error if
3446 version is ambiguous.
3448 2010-01-08 Doug Kwan <dougkwan@google.com>
3450 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3451 prev_data_size_ and prev_addralign_. Remove initializer for
3452 deleted data member has_been_changed_.
3453 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3454 to determine if the table is empty.
3455 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3457 (Stub_table::add_reloc_stub): Define method in class definition
3458 instead of just declaring it there.
3459 (Stub_table::add_cortex_a8_stub): New method definition.
3460 (Stub_table::update_data_size_and_addralign): Ditto.
3461 (Stub_table::finalize_stubs): Ditto.
3462 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3463 (Stub_table::do_addralign_): Return address alignment in the
3464 (Stub_table::do_reset_address_and_file_offset): Define method in
3465 class definition instead of declaring it there. Set current data
3466 size to be the data size of the previous pass.
3467 (Stub_table::set_final_data_size): Use current data size as the
3469 (Stub_table::relocate_stub): Change parameter type of stub from
3470 Reloc_stub pointer to Stub pointer.
3471 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3472 (Stub_table::Cortex_a8_stub_list): New typedef.
3473 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3474 Stub_table::prev_addralign_): New data member.
3475 (Arm_relobj::Arm_relobj): Initialize data member
3476 section_has_cortex_a8_workaround_.
3477 (Arm_relobj::section_has_cortex_a8_workaround,
3478 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3480 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3482 (Target_arm::relocate_stub): Change parameter type of stub from
3483 Reloc_stub pointer to Stub pointer.
3484 (Insn_template::size, Insn_template::alignment): Handle
3485 THUMB16_SPECIAL_TYPE.
3486 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3487 Stub_table::update_data_size_and_addralign,
3488 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3490 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3491 (Stub_table::do_write): Ditto.
3492 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3494 2010-01-08 Ian Lance Taylor <iant@google.com>
3497 * symtab.h (class Symbol): Remove fields is_target_special_ and
3498 has_plt_offset_. Add field is_defined_in_discarded_section_.
3499 (Symbol::is_defined_in_discarded_section): New function.
3500 (Symbol::set_is_defined_in_discarded_section): New function.
3501 (Symbol::has_plt_offset): Rewrite.
3502 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3503 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3504 Don't initialize is_target_special_ or has_plt_offset_.
3505 Initialize is_defined_in_discarded_section_.
3506 (Symbol_table::add_from_relobj): If appropriate, set
3507 is_defined_in_discarded_section.
3508 * resolve.cc (Symbol::override_base_with_special): Don't test
3509 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3510 * target-reloc.h (relocate_section): Do special handling for
3511 symbols defined in discarded sections for global symbols as well
3514 2010-01-08 Ian Lance Taylor <iant@google.com>
3516 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3517 the SHT_SYMTAB case.
3519 2010-01-08 Ian Lance Taylor <iant@google.com>
3521 * object.cc (Sized_relobj::do_layout): Don't get confused if
3522 layout_eh_frame returns NULL.
3524 2010-01-08 Ian Lance Taylor <iant@google.com>
3527 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3528 dynamic symbol table, use the normal symbol table.
3529 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3532 2010-01-08 Ian Lance Taylor <iant@google.com>
3535 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3538 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3540 * version.cc (print_version): Change to "Copyright 2010".
3542 2010-01-08 Ian Lance Taylor <iant@google.com>
3546 * i386.cc (class Target_i386): Change return type of plt_section
3548 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3549 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3550 tls_desc_rel_ field.
3551 (Output_data_plt_i386::rel_tls_desc): New function.
3552 (Target_i386::rel_tls_desc_section): New function.
3553 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3554 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3555 R_386_TLS_DESC reloc in rel_tls_desc_section.
3556 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3557 Define struct Tlsdesc_info.
3558 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3559 (Target_x86_64::do_reloc_symbol_index): New function.
3560 (Target_x86_64::add_tlsdesc_info): New function.
3561 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3562 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3564 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3566 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3567 (Target_x86_64::rela_tlsdesc_section): New function.
3568 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3570 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3571 (Target_x86_64::do_reloc_addend): New function.
3572 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3573 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3574 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3575 (Output_reloc::type): New function.
3576 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3577 (Output_reloc::is_target_specific): New function.
3578 (Output_reloc::target_arg): New function.
3579 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3580 absolute relocs and target specific relocs.
3581 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3582 add_target_specific.
3583 (class Output_data_reloc) [SHT_RELA]: Likewise.
3584 * output.cc (Output_reloc::Output_reloc): Add four new versions
3585 for absolute relocs and target specific relocs.
3586 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3587 (Output_reloc::get_symbol_index): Likewise.
3588 (Output_reloc::local_section_offset): Check that local_sym_index_
3589 is not TARGET_CODE or 0.
3590 (Output_reloc::symbol_value): Likewise.
3591 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3593 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3594 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3596 * layout.cc (add_target_dynamic_tags): Use output section for
3597 DT_PLTRELSZ and DT_JMPREL.
3599 2010-01-07 Ian Lance Taylor <iant@google.com>
3602 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3604 (class Output_data_reloc_generic): Define.
3605 (class Output_data_reloc_base): Change base class to
3606 Output_data_reloc_generic. Change add() method to call
3607 bump_relative_reloc_count for a relative reloc. Remove
3609 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3611 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3612 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3614 * layout.h (class Layout): Update declaration.
3616 2010-01-07 Ian Lance Taylor <iant@google.com>
3618 * output.h (class Output_data): Add const version of
3619 output_section and do_output_section.
3620 (class Output_section_data): Add const version of
3622 (class Output_section): Likewise.
3623 * layout.cc (Layout::add_target_dynamic_tags): New function.
3624 * layout.h (class Layout): Update declarations.
3625 * arm.cc (Target_arm::do_finalize_sections): Use
3626 add_target_dynamic_tags.
3627 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3628 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3629 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3630 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3632 2010-01-07 Ian Lance Taylor <iant@google.com>
3635 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3638 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3639 Ian Lance Taylor <iant@google.com>
3642 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3643 Xindex::read_symtab_xindex.
3645 2010-01-07 Doug Kwan <dougkwan@google.com>
3647 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3648 (Insn_template::thumb16_bcond_insn): New method declaration.
3649 (Insn_template): Fix spelling.
3650 (Stub::thumb16_special): New method declaration.
3651 (Stub::do_write): Define virtual method which was previously pure
3653 (Stub::do_thumb16_special): New method declaration.
3654 (Stub::do_fixed_endian_write): New template member.
3655 (Reloc_stub::do_write): Remove.
3656 (Reloc_stub::do_fixed_endian_write): Remove.
3657 (Cortex_a8_stub): New class definition.
3658 (Stub_factory::make_cortex_a8_stub): New method definition.
3659 (Stub_factory::Stub_factory): Add missing static storage class
3660 qualifier for elf32_arm_stub_a8_veneer_blx.
3662 2010-01-07 Ian Lance Taylor <iant@google.com>
3665 * options.h (class General_options): Add --warn-unresolved-symbols
3666 and --error-unresolved-symbols.
3667 * errors.cc (Errors::undefined_symbol): Implement
3668 --warn-unresolved-symbols.
3670 * options.h (class General_options): Add -z text and -z textoff.
3671 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3673 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3675 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3676 (Garbage_collection::cident_sections): New function.
3677 (Garbage_collection::add_cident_section): New function.
3678 (Garbage_collection::cident_sections_): New member.
3679 (gc_process_relocs): Add references to sections whose names are C
3681 * gold.h (cident_section_start_prefix): New constant.
3682 (cident_section_stop_prefix): New constant.
3683 (is_cident): New function.
3684 * layout.cc (Layout::define_section_symbols): Replace string constants
3685 with the newly defined constants.
3686 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3688 * testsuite/Makefile.am: Add gc_orphan_section_test.
3689 * testsuite/Makefile.in: Regenerate.
3690 * testsuite/gc_orphan_section_test.cc: New file.
3691 * testsuite/gc_orphan_section_test.sh: New file.
3693 2010-01-06 Ian Lance Taylor <iant@google.com>
3696 * options.h (class General_options): Add --warn-shared-textrel.
3697 * layout.cc (Layout::finish_dynamic_section): Implement
3698 --warn-shared-textrel.
3701 * options.h (class General_options): Add --warn-multiple-gp.
3703 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3705 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3706 $(THREADSLIB) and $(LIBDL).
3707 * Makefile.in: Rebuild.
3709 2010-01-06 Ian Lance Taylor <iant@google.com>
3712 * options.cc (General_options::parse_section_start): New function.
3713 (General_options::section_start): New function.
3714 (General_options::General_options): Initialize all members.
3715 * options.h: Include <map>
3716 (class General_options): Add --section-start. Add section_starts_
3718 * layout.cc (Layout::attach_allocated_section_to_segment): If
3719 --section-start was used, set the address of the segment. Remove
3720 local sort_sections.
3721 (Layout::relaxation_loop_body): If the address of the load segment
3722 has been set by --section-start, don't use it.
3723 * output.h (Output_segment::update_flags_for_output_section): New
3725 * output.cc (Output_segment::add_output_section): Call
3726 update_flags_for_output_section.
3728 2010-01-05 Ian Lance Taylor <iant@google.com>
3731 * options.h (class General_options): Add --undefined-version.
3732 * script.cc (struct Version_expression): Add was_matched_by_symbol
3734 (Version_script_info::matched_symbol): New function.
3735 (Version_script_info::get_symbol_version_helper): Call
3737 (Version_script_info::check_unmatched_names): New function.
3738 * script.h (class Version_script_info): Update declarations.
3739 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3741 * options.h (class General_options): Use DEFINE_bool_alias for
3742 allow_multiple_definition.
3743 * resolve.cc (Symbol_table::should_override): Don't test
3744 allow_multiple_definition.
3747 * options.h (class General_options): Add --cref.
3748 * main.cc (main): Print cref table if --cref. Don't close mapfile
3749 until after printing cref table.
3750 * cref.cc: Include "symtab.h".
3751 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3752 (Cref_table_compare::operator()): New function.
3753 (Cref_inputs::gather_cref): New function.
3754 (filecol): New static const.
3755 (Cref_inputs::print_cref): New function.
3756 (Cref::print_cref): New function.
3757 * cref.h: Include <cstdio>.
3758 (class Cref): Update declarations.
3759 * mapfile.h (Mapfile::file): New function.
3760 * object.h (class Object): Define Symbols. Declare virtual
3761 do_get_global_symbols.
3762 (Object::get_global_symbols): New function.
3763 * object.cc (Input_objects::add_object): Pass object to cref_ if
3765 (Input_objects::archive_start): Likewise.
3766 (Input_objects::archive_stop): Likewise.
3767 (Input_objects::print_cref): New function.
3768 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3769 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3771 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3773 * plugin.h (class Sized_pluginobj): Update declarations.
3775 2010-01-05 Ian Lance Taylor <iant@google.com>
3777 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3778 to is_default_version. Rename insdef to insdefault.
3779 (Symbol_table::add_from_relobj): Rename def to is_default_version
3780 and local to is_forced_local.
3781 (Symbol_table::add_from_pluginobj): Likewise.
3782 (Symbol_table::add_from_dynobj): Likewise.
3783 (Symbol_table::define_special_symbol): Rename insdef to
3786 2010-01-04 Ian Lance Taylor <iant@google.com>
3789 * options.h (class General_options): Add
3790 --allow-multiple-definition and -z muldefs.
3791 * resolve.cc (Symbol_table::should_override): Don't warn about a
3792 multiple symbol definition if --allow-multiple-definition or -z
3796 * options.h (class General_options): Add --add-needed and
3797 --copy-dt-needed-entries. Tweak --as-needed help entry.
3798 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3799 error if --copy-dt-needed-entries aka --add-needed is used and
3800 would cause a change in behaviour.
3803 * options.h (class General_options): Add -G as a short version of
3804 --shared. Add no-op options -assert, -g, and -i.
3806 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3808 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3809 check for .text or .gnu.linkonce.t sections.
3810 * icf.cc (Icf::find_identical_sections): Ditto.
3811 Change the detection for mangled function name within the section
3813 * icf.h (is_section_foldable_candidate): New function.
3815 2009-12-30 Ian Lance Taylor <iant@google.com>
3818 * options.h (class General_options): Permit two dashes with
3819 --retain-symbols-file.
3821 2009-12-30 Ian Lance Taylor <iant@google.com>
3824 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3825 don't put the file header and segment headers in the text
3829 * common.cc (Sort_commons::operator()): Stabilize sort when both
3831 (Symbol_table::do_allocate_commons_list): When allocating common
3832 symbols, skip a symbol which is no longer common.
3833 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3834 an object before checking its type.
3835 * testsuite/common_test_2.c: New file.
3836 * testsuite/common_test_3.c: New file.
3837 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3838 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3839 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3840 (common_test_2_pic.o, common_test_2.so): New targets.
3841 (common_test_3_pic.o, common_test_3.so): New targets.
3842 * testsuite/Makefile.in: Rebuild.
3845 * script.cc (read_input_script): If we see a new SECTIONS clause,
3846 and we have added an input section, give an error.
3847 * layout.h (class Layout): Add have_added_input_section function.
3848 Add have_added_input_section_ field.
3849 * layout.cc (Layout::Layout): Initialize
3850 have_added_input_section_.
3851 (Layout::layout): Set have_added_input_section_.
3852 (Layout::layout_eh_frame): Likewise.
3854 2009-12-30 Ian Lance Taylor <iant@google.com>
3857 * options.h (class General_options): Add --sort-common option.
3858 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3859 * common.cc (Sort_common): Add sort_order parameter to
3860 constructor. Add sort_order_ field.
3861 (Sort_commons::operator): Check sort_order_.
3862 (Symbol_table::allocate_commons): Determine the sort order.
3863 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3865 (Symbol_table::do_allocate_commons_list): Likewise.
3867 2009-12-30 Ian Lance Taylor <iant@google.com>
3870 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3871 symbols from this object, don't change the visibility of an
3873 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3875 2009-12-30 Ian Lance Taylor <iant@google.com>
3878 * script.h (class Version_script_info): Define Language enum.
3879 Update declarations. Define Glob, Exact, and Lookup types. Add
3880 new fields globals_, locals_, and is_finalized_.
3881 * script.cc: Various formatting fixes.
3882 (class Parser_closure): Change language_stack_ from a vector of
3883 std::string to one of Version_script_info::Language. Adjust all
3885 (class Lazy_demangler): Remove.
3886 (struct Version_expression): Change language from std::string to
3887 Version_script_info::Language.
3888 (Version_script_info::Version_script_info): New function.
3889 (Version_script_info::~Version_script_info): Don't call clear.
3890 (Version_script_info::finalize): New function.
3891 (Version_script_info::build_lookup_tables): New function.
3892 (Version_script_info::build_expression_list_lookup): New
3894 (Version_script_info::get_symbol_version_helper): Rewrite to use
3896 (Version_script_info::print_expression_list): Adjust to use
3897 Version_script_info::Language.
3898 (script_push_lex_into_version_mode): Check that the version script
3899 has not been finalized.
3900 (version_script_push_lang): Change language string to
3901 Version_script_info::Language.
3902 * options.cc (Command_line::version_script): New function.
3903 * options.h (class General_options): Add finalize_dynamic_list
3904 function. Change version_script from declaration to definition.
3905 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3906 * testsuite/version_script.map: Remove duplicate def of foo.
3907 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3909 * testsuite/Makefile.in: Rebuild.
3911 2009-12-30 Ian Lance Taylor <iant@google.com>
3914 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3915 if the input symbol index is 0, make the output symbol index 0.
3917 2009-12-30 Ian Lance Taylor <iant@google.com>
3920 * options.h (class General_options): Add -x/--discard-all.
3921 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3922 --discard-all. If the local symbol needs a dynamic entry, check
3923 that before handling --discard-locals.
3925 2009-12-30 Ian Lance Taylor <iant@google.com>
3928 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3930 (Output_segment::add_output_section): Don't change the flags if
3934 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3935 GNU hash table if they need a dynamic value. Otherwise, don't add
3936 them if they are defined in a dynamic object or are forced local.
3938 2009-12-29 Ian Lance Taylor <iant@google.com>
3941 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3942 .gnu.hash table for a 32-bit target.
3945 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3946 regular and a dynamic object only needs a dynamic symbol table
3947 entry if it is externally visible.
3950 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3951 constructor. Add global_offset_table_ field.
3952 (Target_i386::got_section): Set global_offset_table_.
3953 (Target_i386::do_finalize_sections): Set global_offset_table_
3955 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3956 in constructor. Add global_offset_table_ field.
3957 (Target_x86_64::got_section): Set global_offset_table_.
3958 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3961 * layout.cc (Layout::Layout): Initialize increase_relro_.
3962 (Layout::get_output_section): Add is_relro, is_last_relro, and
3963 is_first_non_relro parameters. Change all callers.
3964 (Layout::choose_output_section): Likewise.
3965 (Layout::add_output_section_data): Likewise.
3966 (Layout::make_output_section): Likewise.
3967 (Layout::set_segment_offsets): Clear increase_relro when using a
3969 * layout.h (class Layout): Add increase_relro method. Add
3970 increase_relro_ field. Update declarations.
3971 * output.cc (Output_section::Output_section): Initialize
3972 is_last_relro_ and is_first_non_relro_.
3973 (Output_segment::add_output_section): Group relro sections is
3974 do_sort is true. Handle is_last_relro and is_first_non_relro.
3975 (Output_segment::maximum_alignment): Remove relro handling.
3976 (Output_segment::set_section_addresses): Add increase_relro
3977 parameter. Change all callers. Add initial alignment to align
3978 relro sections on separate page. Remove old relro handling.
3979 (Output_segment::set_section_list_addresses): Remove in_relro
3980 parameter. Change all callers.
3981 (Output_segment::set_offset): Add increase parameter. Change all
3982 callers. Remove old relro handling.
3983 * output.h (class Output_section): Add new methods: is_last_relro,
3984 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3985 Add is_last_relro_ and is_first_non_relro_ fields.
3986 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3987 Create separate .got.plt section. Call increase_relro.
3988 * x86_64.cc (Target_x86_64::got_section): Likewise.
3989 * testsuite/relro_script_test.t: Add .got.plt.
3992 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3993 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3994 (Layout::finalize): Call set_dynamic_symbol_size.
3995 (Layout::set_dynamic_symbol_size): New function.
3996 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3997 set_dynamic_symbol_size.
4000 * output.h (class Output_section): Add is_entsize_zero_ field.
4001 * output.cc (Output_section::Output_section): Initialize
4003 (Output_section::set_entsize): If two different entsizes are
4004 requested, force it to zero.
4005 (Output_section::add_input_section): Set flags for .debug_str
4006 before updating section flags. Set entsize.
4007 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4008 and SHF_STRING if all input sections have those flags.
4010 2009-12-29 Rafael Espindola <espindola@google.com>
4012 * main.cc (main): Fix the sys time reporting.
4013 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4016 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4018 * options.cc (General_options::parse_version): Allow -v to exit
4019 without an error if there is nothing to link.
4021 2009-12-29 Ian Lance Taylor <iant@google.com>
4023 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4024 using a version of gcc before 4.1.
4025 * configure: Rebuild.
4027 2009-12-28 Chris Demetriou <cgd@google.com>
4029 * attributes.cc (Output_attributes_section_data::do_write): Use
4030 std::vector::front rather than std::vector::data.
4032 2009-12-28 Ian Lance Taylor <iant@google.com>
4034 * symtab.h (class Symbol_table): Add enum Defined.
4035 * resolve.cc (Symbol_table::should_override): Add defined
4036 parameter. Change all callers. Test whether object is NULL
4037 before calling a method on it.
4038 (Symbol_table::report_resolve_problem): Add defined parameter.
4040 (Symbol_table::should_override_with_special): Likewise.
4041 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4042 parameter. Change all callers.
4043 (Symbol_table::do_define_in_output_data): Likewise.
4044 (Symbol_table::define_in_output_segment): Likewise.
4045 (Symbol_table::do_define_in_output_segment): Likewise.
4046 (Symbol_table::define_as_constant): Likewise.
4047 (Symbol_table::do_define_as_constant): Likewise.
4048 * script.h (class Symbol_assignment): Add is_defsym parameter to
4049 constructor; change all callers.
4050 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4051 parameter. Change all callers. Add is_defsym_ field.
4052 (class Parser_closure): Add parsing_defsym parameter to
4053 constructor; change all callers. Add parsing_defsym accessor
4054 function. Add parsing_defsym_ field.
4056 2009-12-28 Ian Lance Taylor <iant@google.com>
4058 * gold.cc (queue_middle_tasks): Fix formatting.
4059 * object.cc (Relobj::is_section_name_included): Likewise.
4061 2009-12-23 Ian Lance Taylor <iant@google.com>
4063 * i386.cc (Target_i386::do_calls_non_split): Recognize
4064 -fsplit-stack prologue for a function with a static chain.
4065 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4066 -fsplit-stack prologue when using %r11.
4068 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4070 * options.cc (General_options::parse_version): Make -v continue and do
4071 the link like GNU ld does.
4073 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4075 * Makefile.am (CCFILES): Add timer.cc.
4076 (HFILES): Add timer.h.
4077 * configure.ac: Check for sysconf and times.
4078 * main.cc: include timer.h.
4079 (main): Use Timer instead of get_run_time.
4082 * workqueue.cc: include timer.h.
4083 (Workqueue::find_and_run_task):
4084 Report user, sys and wall time.
4085 * Makefile.in: Regenerate.
4086 * config.in: Regenerate.
4087 * configure: Regenerate.
4089 2009-12-16 Doug Kwan <dougkwan@google.com>
4091 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4093 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4094 relaxed input sections.
4095 * output.cc (Output_section::find_relaxed_input_section): Change
4096 return type to Output_relaxed_input_section pointer. Adjust code
4097 for new type of relaxed_input_section_map_.
4098 * output.h (Output_section::find_relaxed_input_section): Change
4099 return type to Output_relaxed_input_section pointer.
4100 (Output_section::Output_relaxed_input_section_by_input_section_map):
4102 (Output_section::relaxed_input_section_map_): Change type to
4103 Output_section::Output_relaxed_input_section_by_input_section_map.
4104 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4107 2009-12-15 Ian Lance Taylor <iant@google.com>
4109 * layout.cc (Layout::create_shstrtab): Only write out after input
4110 sections if we are compressing debug sections.
4112 2009-12-15 Ian Lance Taylor <iant@google.com>
4114 * archive.cc (Archive::add_symbols): Only look up a symbol without
4115 a version if there is, in fact, a version.
4117 2009-12-14 Ian Lance Taylor <iant@google.com>
4119 Revert -Wshadow changes, all changes from:
4120 2009-12-11 Doug Kwan <dougkwan@google.com>
4121 2009-12-11 Nick Clifton <nickc@redhat.com>
4122 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4124 2009-12-11 Doug Kwan <dougkwan@google.com>
4126 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4128 * attributes.cc (Object_attribute::size): Ditto.
4129 (Attributes_section_data::size): Ditto.
4130 (Attributes_section_data::Attributes_section_data): Ditto.
4131 (Output_attributes_section_data::do_write): Ditto.
4132 * attributes.h (Object_attribute::set_type): Ditto.
4133 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4135 2009-12-11 Nick Clifton <nickc@redhat.com>
4137 * archive.cc: Fix shadowed variable warnings.
4139 * compressed_output.cc: Likewise.
4140 * compressed_output.h: Likewise.
4141 * configure: Likewise.
4142 * dwarf_reader.cc: Likewise.
4143 * dynobj.cc: Likewise.
4144 * dynobj.h: Likewise.
4145 * ehframe.cc: Likewise.
4146 * ehframe.h: Likewise.
4147 * errors.cc: Likewise.
4148 * expression.cc: Likewise.
4149 * fileread.cc: Likewise.
4150 * fileread.h: Likewise.
4151 * freebsd.h: Likewise.
4152 * i386.cc: Likewise.
4154 * incremental.h: Likewise.
4155 * layout.cc: Likewise.
4156 * layout.h: Likewise.
4157 * mapfile.cc: Likewise.
4158 * merge.cc: Likewise.
4159 * merge.h: Likewise.
4160 * object.cc: Likewise.
4161 * object.h: Likewise.
4162 * options.h: Likewise.
4163 * output.cc: Likewise.
4164 * output.h: Likewise.
4165 * parameters.cc: Likewise.
4166 * plugin.cc: Likewise.
4167 * powerpc.cc: Likewise.
4168 * reduced_debug_output.cc: Likewise.
4169 * reduced_debug_output.h: Likewise.
4170 * reloc.cc: Likewise.
4171 * reloc.h: Likewise.
4172 * resolve.cc: Likewise.
4173 * script-sections.cc: Likewise.
4174 * script.cc: Likewise.
4175 * script.h: Likewise.
4176 * sparc.cc: Likewise.
4177 * symtab.cc: Likewise.
4178 * symtab.h: Likewise.
4179 * target-select.cc: Likewise.
4180 * target-select.h: Likewise.
4181 * token.h: Likewise.
4182 * workqueue.cc: Likewise.
4183 * workqueue.h: Likewise.
4184 * x86_64.cc: Likewise.
4186 2009-12-10 Doug Kwan <dougkwan@google.com>
4188 * arm.cc (attributes.h): New include.
4189 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4190 (Arm_relobj::~Arm_relobj): Delete object pointed by
4191 attributes_section_data_.
4192 (Arm_relobj::attributes_section_data): New method definition.
4193 (Arm_relobj::attributes_section_data_): New data member declaration.
4194 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4195 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4196 attributes_section_data_.
4197 (Arm_dynobj::attributes_section_data): New method definition.
4198 (Arm_dynobj::attributes_section_data_): New data member declaration.
4199 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4200 initialization value of may_use_blx_ to false.
4201 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4202 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4203 object attributes to compute results instead of hard-coding.
4204 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4205 Target_arm::get_secondary_compatible_arch,
4206 Target_arm::set_secondary_compatible_arch
4207 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4208 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4209 New method declarations.
4210 (Target_arm::get_aeabi_object_attribute): New method definition.
4211 (Target_arm::attributes_section_data_): New data member declaration.
4212 (read_arm_attributes_section): New template definition.
4213 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4214 (Arm_dynobj::do_read_symbols): Ditto.
4215 (Target_arm::do_finalize_sections): Merge attributes sections from
4216 input. Check for BLX use after attributes section merging.
4217 Fix __exidx_start and __exidx_end visibility. Create an
4218 .ARM.attributes section if necessary.
4219 (Target_arm::get_secondary_compatible_arch,
4220 Target_arm::set_secondary_compatible_arch,
4221 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4222 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4223 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4224 New method definitions.
4226 2009-12-09 Ian Lance Taylor <iant@google.com>
4228 * plugin.cc (Plugin::load): Don't cast from void* to a function
4231 2009-12-09 Ian Lance Taylor <iant@google.com>
4233 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4236 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4238 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4239 Replace two_file_shared_1.so with two_file_shared_2.so.
4240 * testsuite/Makefile.in: Regenerated.
4242 2009-12-08 Doug Kwan <dougkwan@google.com>
4244 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4245 (HFILES): Add attributes.h and int_encoding.h.
4246 * Makefile.in: Regenerate.
4247 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4248 function definitions to int_encoding.cc
4249 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4250 prototypes to int_encoding.h
4251 * reduced_debug_output.cc (int_encoding.h): New include.
4252 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4253 function definitions to int_encoding.cc
4254 (insert_into_vector, read_from_pointer): Move template definitions to
4256 * attributes.cc: New file.
4257 * attributes.h: New file.
4258 * int_encoding.cc: New file.
4259 * int_encoding.h: New file.
4261 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4264 * incremental-dump.cc (dump_incremental_inputs): New.
4265 (main): Use dump_incremental_inputs.
4267 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4270 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4271 checking elfcpp::STT_FUNC.
4272 (Target_i386::Relocate::relocate): Likewise.
4273 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4275 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4276 symbols from shared libraries into normal FUNC symbols.
4278 * symtab.h (Symbol): Add is_func and use it.
4280 2009-12-05 Doug Kwan <dougkwan@google.com>
4282 * arm.cc (Target_arm::arm_info): Initialize new fields
4283 attributes_section and attributes_vendor.
4284 * i386.cc (Target_i386::i386_info): Same.
4285 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4286 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4287 fields attributes_section and attributes_vendor.
4288 * sparc.cc (Target_sparc::sparc_info): Same.
4289 * target.h (Target::attributes_section, Target::attributes_vendor,
4290 Target::is_attributes_section, Target::attribute_arg_type,
4291 Target::attributes_order): New method definitions.
4292 (Target::Target_info::attributes_section,
4293 Target::Target_info::attributes_vendor): New fields.
4294 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4295 virtual method definitions.
4296 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4297 attributes_section and attributes_vendor.
4298 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4300 2009-12-05 Doug Kwan <dougkwan@google.com>
4302 * arm.cc: Update comments about interworking and stub generation.
4303 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4304 considered as non-PIC.
4305 (Arm_relocate_functions::base_abs): Fix formatting.
4306 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4307 of function to use GOT entry address instead of offset.
4308 (Target_arm::Scan::global): Issue an error if a symbol would need a
4309 PLT does not get one because it is untyped. Remove code to create
4310 dynamic symbols for relative branches.
4311 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4312 takes unsigned integer instead of boolean.
4314 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4316 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4317 (two_file_test_LDADD): Likewise.
4318 (common_test_1_LDADD): Likewise.
4319 (exception_test_LDADD) Likewise.
4320 (weak_test_LDADD): Likewise.
4321 (many_sections_test_LDADD): Likewise.
4322 (initpri1_LDADD): Likewise.
4323 (script_test_1_LDADD): Likewise.
4324 (script_test_2_LDADD): Likewise.
4325 (justsyms_LDADD): Likewise.
4326 (binary_test_LDADD): Likewise.
4327 (large_LDADD): Likewise.
4328 * testsuite/Makefile.in: Regenerated.
4330 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4332 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4333 (Symbol_table::override_with_special): Likewise.
4334 (Symbol_table::add_from_object): Likewise.
4336 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4338 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4339 Don't set the data_offset twice.
4341 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4343 * testsuite/Makefile.in: Regenerate.
4345 2009-12-03 Doug Kwan <dougkwan@google.com>
4347 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4348 (Target_arm::do_finalize_sections): Add parameter for symbol table
4349 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4350 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4351 parameter for symbol table pointer.
4352 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4353 an additional parameter for a pointer to symbol table.
4354 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4355 parameter for a symbol table pointer.
4356 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4357 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4359 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4360 parameter for a symbol table pointer.
4362 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4364 * incremental.cc (Incremental_inputs_header)
4365 (Incremental_inputs_header_write, Incremental_inputs_entry)
4366 (Incremental_inputs_entry_write): Move ...
4367 * incremental.h (Incremental_inputs_header)
4368 (Incremental_inputs_header_write, Incremental_inputs_entry)
4369 (Incremental_inputs_entry_write): here.
4371 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4373 * incremental.cc (make_sized_incremental_binary): Set the target.
4374 Error if it is incompatible.
4375 * output.h (Output_file): Add filename method.
4377 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4379 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4380 from the get_* methods.
4382 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4384 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4385 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4386 Write 0 for the data_offset of scripts.
4388 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4390 * testsuite/Makefile.am: Add the incremental_test.sh test.
4391 * testsuite/incremental_test.sh: New.
4392 * testsuite/incremental_test_1.c: New.
4393 * testsuite/incremental_test_2.c: New.
4395 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4397 * incremental-dump.cc (main): Fix typos.
4399 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4402 * incremental-dump.cc (main): Use llu to print 64 bit values.
4404 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4405 H.J. Lu <hongjiu.lu@intel.com>
4407 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4409 (incremental_dump_LDADD): Likewise.
4410 * Makefile.in: Regenerated.
4412 2009-11-25 Doug Kwan <dougkwan@google.com>
4416 2009-11-25 Doug Kwan <dougkwan@google.com>
4418 * arm.cc (Target_arm::Target_arm): Move method definition
4419 outside of class definition. Add code to handle
4420 --target1-rel, --target1-abs and --target2= options.
4421 (Target_arm::get_reloc_reloc_type): Change method to be
4422 non-static and const.
4423 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4424 New data member declaration.
4425 (Target_arm::Scan::local, Target_arm::Scan::global,
4426 Target_arm::Relocate::relocate,
4427 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4428 Adjust call to Target_arm::get_real_reloc_type.
4429 (Target_arm::get_real_reloc_type): Use command line options
4430 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4431 * options.h (--target1-rel, --target1-abs, --target2): New
4434 2009-11-25 Doug Kwan <dougkwan@google.com>
4436 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4437 class definition. Add code to handle --target1-rel, --target1-abs
4438 and --target2= options.
4439 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4441 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4443 (Target_arm::Scan::local, Target_arm::Scan::global,
4444 Target_arm::Relocate::relocate,
4445 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4446 call to Target_arm::get_real_reloc_type.
4447 (Target_arm::get_real_reloc_type): Use command line options to
4448 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4449 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4452 2009-11-25 Doug Kwan <dougkwan@google.com>
4454 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4455 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4456 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4458 (Arm_relocate_functions::thm_call): Replace body with a call to
4459 Arm_relocate_functions::thumb_branch_common.
4460 (Arm_relocate_functions::thm_jump24,
4461 Arm_relocate_functions::thm_xpc22): New method definitions.
4462 (Arm_relocate_functions::thumb_branch_common): New method definition.
4463 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4465 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4466 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4468 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4470 * Makefile.am: Build incremental-dump
4471 * Makefile.in: Regenerate.
4472 * incremental-dump.cc: New.
4473 * incremental.cc (Incremental_inputs_header_data,
4474 Incremental_inputs_entry_data): Move to incremental.h
4475 * incremental.h: (Incremental_inputs_header_data,
4476 Incremental_inputs_entry_data): Move from incremental.cc
4478 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4480 * incremental.cc (Incremental_inputs_header,
4481 Incremental_inputs_header_write, Incremental_inputs_entry,
4482 Incremental_inputs_entry_write): Add a typedef with the data type.
4484 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4486 * incremental.cc (Incremental_inputs_header,
4487 Incremental_inputs_header_write, Incremental_inputs_entry,
4488 Incremental_inputs_entry_write): Update comment about which
4489 type has the filed descriptions.
4491 2009-11-15 Doug Kwan <dougkwan@google.com>
4493 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4494 (Arm_relocate_functions::arm_branch_common): Change method defintion
4495 in class definition to a method declaration and update list of formal
4497 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4498 Arm_relocation_functions::jump24): Adjust call to
4499 Arm_relocate_functions::arm_branch_common. Update list of formal
4501 (Arm_relocate_functions::xpc25): New method definition.
4502 (Arm_relocate_functions::arm_branch_common): Move method defintion
4503 out from class definition. Use stubs for mode-switching and extending
4505 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4506 specially. Change code to enable use of stubs in ARM branches.
4508 2009-11-10 Doug Kwan <dougkwan@google.com>
4510 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4511 in method declaration.
4512 (Target_arm::relocate_stub): New method declaration.
4513 (Target_arm::default_target): Change to return a pointer instead of
4515 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4516 Target_arm::default_target.
4517 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4519 (Target_arm::relocate_section): Adjust view.
4520 (Target_arm::relocate_stub): New method definition.
4522 2009-11-10 Doug Kwan <dougkwan@google.com>
4524 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4526 * incremental.cc (open_incremental_binary): Initialized local
4527 variables to avoid warnings.
4528 * object.cc (make_elf_object): Ditto.
4529 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4532 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4535 * testsuite/plugin_test.c: Include "config.h".
4537 2009-11-09 Doug Kwan <dougkwan@google.com>
4539 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4540 (arm_symbol_value): Remove.
4541 (Arm_relocate_functions::arm_branch_common,
4542 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4543 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4544 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4545 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4546 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4547 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4548 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4549 Arm_relocate_functions::thm_mobw_abs_nc,
4550 Arm_relocate_functions::thm_mov_abs,
4551 Arm_relocate_functions::movw_prel_nc,
4552 Arm_relocate_functions::thm_movt_abs,
4553 Arm_relocate_functions::movt_prel,
4554 Arm_relocate_functions::thm_movw_prel_nc,
4555 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4556 (Target_arm::Relocate::relocate): Only decompose address into two
4557 parts if relocation type uses the thumb-bit and pass the actual
4558 bit instead of a flag indicating that the thumb-bit is used. Adjust
4559 calls to methods in Arm_relocate_functions for this change.
4561 2009-11-08 Ian Lance Taylor <iant@google.com>
4564 * reloc.cc: Instantiate
4565 Sized_relobj::initialize_input_to_output_maps and
4566 Sized_relobj:free_input_to_output_maps.
4568 2009-11-06 Ian Lance Taylor <iant@google.com>
4571 * defstd.cc (in_segment): Set only_if_ref true for "end".
4573 2009-11-06 Doug Kwan <dougkwan@google.com>
4575 * arm.cc (class Reloc_stub): Correct a comment.
4576 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4577 (Target_arm::scan_section_for_stubs): New method declaration.
4578 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4579 Change methods from private to protected.
4580 (Target_arm::do_may_relax): New method definition.
4581 (Target_arm::do_relax, Target_arm::group_sections,
4582 Target_arm::scan_reloc_for_stub,
4583 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4584 (Target_arm::arm_input_section_map_): New data member declaration.
4585 (Target_arm::scan_reloc_for_stub,
4586 Target_arm::scan_reloc_section_for_stubs,
4587 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4588 Target_arm::do_relax): New method definitions.
4590 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4592 * configure.ac: Check for (struct stat)::st_mtim
4593 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4594 * config.in: Regenerate.
4595 * configure: Regenerate.
4597 2009-11-05 Ian Lance Taylor <iant@google.com>
4600 * output.cc (Output_segment::add_output_section): Add missing
4603 2009-11-04 Ian Lance Taylor <iant@google.com>
4606 * object.h (class Object): Add is_needed and set_is_needed
4607 methods. Add is_needed_ field. Make bool fields into bitfields.
4608 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4609 defined in a dynamic object and referenced by a regular object,
4610 set is_needed for the dynamic object.
4611 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4612 if the file is marked with as_needed and it is not needed.
4614 2009-11-04 Ian Lance Taylor <iant@google.com>
4617 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4618 tags if data is discarded by linker script.
4619 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4620 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4621 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4622 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4624 2009-11-04 Ian Lance Taylor <iant@google.com>
4626 * layout.cc (Layout::get_output_section): Add is_interp and
4627 is_dynamic_linker_section parameters. Change all callers.
4628 (Layout::choose_output_section): Likewise.
4629 (Layout::make_output_section): Likewise.
4630 (Layout::add_output_section_data): Add is_dynamic_linker_section
4631 parameter. Change all callers.
4632 * layout.h (class Layout): Update declarations.
4633 * output.h (class Output_section): Add is_interp, set_is_interp,
4634 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4635 Add is_interp_, is_dynamic_linker_section_ fields. Change
4636 generate_code_fills_at_write_ to a bitfield.
4637 * output.cc (Output_section::Output_sections): Initialize new
4639 (Output_segment::add_output_section): Add do_sort parameter.
4642 2009-11-03 Ian Lance Taylor <iant@google.com>
4645 * options.h (class General_options): Add --warn-common.
4646 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4647 merging two common symbols.
4648 (Symbol_table::should_override): Handle --warn-common when merging
4649 a common symbol with a defined symbol. Use report_resolve_problem
4650 for multiple definitions.
4651 (Symbol_table::report_resolve_problem): New function.
4652 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4654 2009-11-03 Doug Kwan <dougkwan@google.com>
4656 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4658 (Target_arm::stub_factory): New method definition.
4659 (Target_arm::new_arm_input_section,
4660 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4661 Target_arm::reloc_uses_thumb_bit): New method declarations.
4662 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4663 New type definitions.
4664 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4665 member declarations.
4666 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4667 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4668 New method definitions.
4670 2009-11-03 Ian Lance Taylor <iant@google.com>
4672 * options.h (class General_options): Add --warn_constructors.
4674 2009-11-03 Ian Lance Taylor <iant@google.com>
4677 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4678 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4680 2009-11-03 Ian Lance Taylor <iant@google.com>
4683 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4684 --msgid-bugs-address.
4685 (install-pdf): New target.
4686 (install-data_yes): Look up one directory to find mkinstalldirs.
4688 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4690 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4693 2009-10-30 Doug Kwan <dougkwan@google.com>
4695 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4697 2009-10-30 Doug Kwan <dougkwan@google.com>
4699 * arm.cc (Stub_addend_reader): New struct template definition
4700 and partial specializations.
4701 (Stub_addend_reader::operator()): New method definition for a
4702 partially specialized template.
4704 2009-10-30 Doug Kwan <dougkwan@google.com>
4706 * arm.cc (Arm_relobj::processor_specific_flags): New method
4708 (Arm_relobj::do_read_symbols): New method declaration.
4709 (Arm_relobj::processor_specific_flags_): New data member declaration.
4710 (Arm_dynobj): New class definition.
4711 (Target_arm::do_finalize_sections): Add input_objects parameter.
4712 (Target_arm::do_adjust_elf_header): New method declaration.
4713 (Target_arm::are_eabi_versions_compatible,
4714 (Target_arm::merge_processor_specific_flags): New method declaration.
4715 (Target_arm::do_make_elf_object): New overloaded method definitions
4717 (Arm_relobj::do_read_symbols): New method definition.
4718 (Arm_dynobj::do_read_symbols): Ditto.
4719 (Target_arm::do_finalize_sections): Add input_objects parameters.
4720 Merge processor-specific flags from all input objects.
4721 (Target_arm::are_eabi_versions_compatible,
4722 Target_arm::merge_processor_specific_flags,
4723 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4724 New method definitions.
4725 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4726 Input_objects pointer type parameter.
4727 * layout.cc (Layout::finalize): Pass input objects to target's.
4728 finalize_sections function.
4729 * output.cc (Output_file_header::do_sized_write): Set ELF file
4730 header's processor-specific flags.
4731 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4732 Input_objects pointer type parameter.
4733 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4734 * target.h (Input_objects): New forward class declaration.
4735 (Target::processor_specific_flags,
4736 Target::are_processor_specific_flags_sect): New method definitions.
4737 (Target::finalize_sections): Add input_objects parameter.
4738 (Target::Target): Initialize processor_specific_flags_ and
4739 are_processor_specific_flags_set_.
4740 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4742 (Target::set_processor_specific_flags): New method definition.
4743 (Target::processor_specific_flags_,
4744 Target::are_processor_specific_flags_set_): New data member
4746 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4747 Input_objects pointer type parameter.
4749 2009-10-30 Doug Kwan <dougkwan@google.com>
4751 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4753 2009-10-28 Ian Lance Taylor <iant@google.com>
4755 * object.h (class Relobj): Drop options parameter from
4756 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4757 do_scan_relocs, do_relocate. Change all callers.
4758 (class Sized_relobj): Drop options parameters from
4759 do_gc_process_relocs, do_scan_relocs, do_relocate,
4760 do_relocate_sections, relocate_sections, emit_relocs_scan,
4761 emit_relocs_scan_reltype. Change all callers.
4762 (struct Relocate_info): Remove options field and all references to
4764 * reloc.h (class Read_relocs): Remove options constructor
4765 parameter and options_ field. Change all callers.
4766 (class Gc_process_relocs, class Scan_relocs): Likewise.
4767 (class Relocate_task): Likewise.
4768 * target-reloc.h (scan_relocs): Remove options parameter. Change
4770 (scan_relocatable_relocs): Likewise.
4771 * target.h (class Sized_target): Remove options parameter from
4772 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4774 * gc.h (gc_process_relocs): Remove options parameter. Change all
4776 * arm.cc: Update functions to remove options parameters.
4777 * i386.cc: Likewise.
4778 * powerpc.cc: Likewise.
4779 * sparc.cc: Likewise.
4780 * x86_64.cc: Likewise.
4781 * testsuite/testfile.cc: Likewise.
4783 2009-10-28 Doug Kwan <dougkwan@google.com>
4785 * arm.cc (Arm_relobj): New class definition.
4786 (Arm_relobj::scan_sections_for_stubs,
4787 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4788 New method definitions.
4790 2009-10-28 Cary Coutant <ccoutant@google.com>
4792 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4793 (Plugin::cleanup_done_): New member.
4794 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4795 (Plugin_manager::cleanup_done_): Remove.
4796 (Plugin_manager::add_input_file): Edit error message.
4797 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4798 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4800 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4802 * fileread.cc: (File_read::View::~View): Use the new
4803 data_ownership_ filed.
4804 (File_read::~File_read): Dispose the new whole_file_view_.
4805 (File_read::open): Mmap the whole file if needed.
4806 (File_read::open): Use whole_file_view_ instead of contents_.
4807 (File_read::find_view): Use whole_file_view_ if applicable.
4808 (File_read::do_read): Use whole_file_view_ instead of contents_.
4809 (File_read::make_view): Use whole_file_view_ instead of contents_,
4810 update File_read::View::View call.
4811 (File_read::find_or_make_view): Update File_read::View::View
4813 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4815 (File_read::View::Data_ownership): New enum.
4816 (File_read::View::View): Replace bool mapped_ with Data_ownership
4818 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4819 (File_read::View::data_ownership_): New field.
4820 (File_read::contents_): Remove (replaced by whole_file_view_).
4821 (File_read::whole_file_view_): New field.
4822 * options.h (class General_options): Add --keep-files-mapped.
4824 2009-10-27 Cary Coutant <ccoutant@google.com>
4826 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4827 * testsuite/Makefile.am (plugin_test_5): New test case.
4828 * testsuite/Makefile.in: Regenerate.
4830 2009-10-25 Doug Kwan <dougkwan@google.com>
4832 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4833 from private to protected to allow access by child class.
4834 (Sized_relobj::do_relocate_sections): New method declaration.
4835 (Sized_relobj::relocate_sections): Virtualize.
4836 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4837 Sized_relobj::relocate_sections. Instantiate template explicitly
4838 for different target sizes and endianity.
4840 2009-10-24 Doug Kwan <dougkwan@google.com>
4842 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4843 (Arm_input_section::as_arm_input_section): New method.
4844 (Arm_output_section): New class definition.
4845 (Arm_output_section::create_stub_group,
4846 Arm_output_section::group_sections): New method definitions.
4848 2009-10-22 Doug Kwan <dougkwan@google.com>
4850 * arm.cc (Arm_input_section): New class definition.
4851 (Arm_input_section::init, Arm_input_section:do_write,
4852 Arm_input_section::set_final_data_size,
4853 Arm_input_section::do_reset_address_and_file_offset): New method
4856 2009-10-21 Doug Kwan <dougkwan@google.com>
4858 * arm.cc (Stub_table, Arm_input_section): New forward class
4860 (Stub_table): New class defintion.
4861 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4862 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4863 New method definition.
4865 2009-10-21 Doug Kwan <dougkwan@google.com>
4867 * arm.cc: Update copyright comments.
4868 (Target_arm): New forward class template declaration.
4869 (Arm_address): New type.
4870 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4871 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4872 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4874 (Insn_template): Same.
4875 (DEF_STUBS): New macro.
4876 (Stub_type): New enum type.
4877 (Stub_template): New class definition.
4880 (Stub_factory): Same.
4881 (Target_arm::Target_arm): Initialize may_use_blx_ and
4882 should_force_pic_veneer_.
4883 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4884 Target_arm::should_force_pic_veneer,
4885 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4886 Target_arm::using_thumb_only, Target_arm:;default_target): New
4888 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4889 New data member declarations.
4890 (Insn_template::size, Insn_template::alignment): New method defintions.
4891 (Stub_template::Stub_template): New method definition.
4892 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4893 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4894 (Stub_factory::Stub_factory): New method definition.
4895 * gold.h (string_hash): New template.
4896 * output.h (Input_section_specifier::hash_value): Use
4898 (Input_section_specifier::string_hash): Remove.
4899 * stringpool.cc (Stringpool_template::string_hash): Use
4902 2009-10-20 Doug Kwan <dougkwan@google.com>
4904 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4905 symbols of relaxed input sections.
4906 * output.h (Output_section::find_relaxed_input_section): Make
4909 2009-10-16 Doug Kwan <dougkwan@google.com>
4911 * dynobj.cc (Versions::Versions): Initialize version_script_.
4912 Only insert base version symbol definition for a shared object
4913 if version script defines any version versions.
4914 (Versions::define_base_version): New method definition.
4915 (Versions::add_def): Check that base version is not needed.
4916 (Versions::add_need): Define base version lazily.
4917 * dynobj.h (Versions::define_base_version): New method declaration.
4918 (Versions::needs_base_version_): New data member declaration.
4919 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4920 (check_DATA): Add no_version_test.stdout.
4921 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4923 * testsuite/Makefile.in: Regenerate.
4924 * testsuite/no_version_test.c: New file.
4925 * testsuite/no_version_test.sh: Ditto.
4927 2009-10-16 Doug Kwan <dougkwan@google.com>
4929 * expression.cc (class Segment_start_expression): New class definition.
4930 (Segment_start_expression::value): New method definition.
4931 (script_exp_function_segment_start): Return a new
4932 Segment_start_expression.
4933 * gold/script-c.h (script_saw_segment_start_expression): New function
4935 * script-sections.cc (Script_sections::Script_sections): Initialize
4936 SAW_SEGMENT_START_EXPRESSION_ to false.
4937 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4938 and -Tbbs options to specify section addresses if given in
4939 command line and no SEGMENT_START expression is seen in a script.
4940 * script-sections.h (Script_sections::saw_segment_start_expression,
4941 Script_sections::set_saw_segment_start_expression): New method
4943 (Script_sections::saw_segment_start_expression_): New data member
4945 * script.cc (script_saw_segment_start_expression): New function.
4946 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4947 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4948 script_test_7.sh and script_test_8.sh.
4949 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4950 script_test_8.stdout.
4951 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4952 (script_test_6, script_test_6.stdout, script_test_7,
4953 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4954 * Makefile.in: Regenerate.
4955 * testsuite/script_test_6.sh: New file.
4956 * testsuite/script_test_6.t: Same.
4957 * testsuite/script_test_7.sh: Same.
4958 * testsuite/script_test_7.t: Same.
4959 * testsuite/script_test_8.sh: Same.
4961 2009-10-16 Doug Kwan <dougkwan@google.com>
4963 * output.cc (Output_segment::set_section_list_address): Cast
4964 expressions to unsigned long long type to avoid format warnings.
4966 2009-10-15 Ian Lance Taylor <iant@google.com>
4968 * script.cc (Script_options::add_symbol_assignment): Always add a
4969 dot assignment to script_sections_.
4970 * script-sections.cc (Script_sections::add_dot_assignment):
4971 Initialize if necessary.
4973 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4974 program headers with no load segment if there is a linker script.
4976 * layout.cc (Layout::set_segment_offsets): Align the file offset
4977 to the segment aligment for -N or -n with no load segment.
4978 * output.cc (Output_segment::add_output_section): Don't crash if
4979 the first section is a TLS section.
4980 (Output_segment::set_section_list_addresses): Print an error
4981 message if the address moves backward in a linker script.
4982 * script-sections.cc
4983 (Output_section_element_input::set_section_addresses): Don't
4984 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4985 (Orphan_output_section::set_section_addresses): Likewise.
4987 2009-10-15 Doug Kwan <dougkwan@google.com>
4989 * layout.cc (Layout::finish_dynamic_section): Generate tags
4990 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4991 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4992 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4994 2009-10-14 Ian Lance Taylor <iant@google.com>
4996 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4998 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4999 data_shdr fields of relinfo.
5000 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5001 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5002 R_386_TLS_LDO_32, adjust based on section flags.
5003 (Target_i386::Relocate::fix_up_ldo): Remove.
5005 2009-10-13 Ian Lance Taylor <iant@google.com>
5007 Add support for -pie.
5008 * options.h (class General_options): Add -pie and
5010 (General_options::output_is_position_independent): Test -pie.
5011 (General_options::output_is_executable): Return true if not shared
5012 and not relocatable.
5013 (General_options::output_is_pie): Remove.
5014 * options.cc (General_options::finalize): Reject incompatible uses
5016 * gold.cc (queue_middle_tasks): A -pie link is not static.
5017 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5018 * symtab.cc (Symbol::final_value_is_known): Return false if
5019 output_is_position_independent.
5020 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5021 output_is_position_independent.
5022 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5023 output_is_position_independent.
5024 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5025 output_is_position_independent.
5026 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5028 (basic_pie_test.o, basic_pie_test): New targets.
5029 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5030 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5031 (two_file_pie_test): New target.
5032 * testsuite/Makefile.in: Rebuild.
5033 * README: Remove note saying that -pie is not supported.
5035 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5037 * options.h (class General_options): Add -init and -fini.
5038 * layout.cc (Layout::finish_dynamic_section): Emit
5039 given init and fini functions.
5041 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5043 * gc.h (gc_process_relocs): Check if icf is enabled using new
5045 * gold.cc (queue_initial_tasks): Likewise.
5046 (queue_middle_tasks): Likewise.
5047 * object.cc (do_layout): Likewise.
5048 * symtab.cc (is_section_folded): Likewise.
5049 * main.cc (main): Likewise.
5050 * reloc.cc (Read_relocs::run): Likewise.
5051 (Sized_relobj::do_scan_relocs): Likewise.
5052 * icf.cc (is_function_ctor_or_dtor): New function.
5053 (Icf::find_identical_sections): Check if function is ctor or dtor when
5055 * options.h (General_options::icf): Change option to be an enum.
5056 (Icf_status): New enum.
5057 (icf_enabled): New method.
5058 (icf_safe_folding): New method.
5059 (set_icf_status): New method.
5060 (icf_status_): New variable.
5061 * (options.cc) (General_options::finalize): Set icf_status_.
5062 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5063 icf_test and icf_keep_unique_test to use the --icf enum flag.
5064 * testsuite/icf_safe_test.sh: New file.
5065 * testsuite/icf_safe_test.cc: New file.
5067 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5069 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5070 includes to gc.h and icf.h.
5071 * arm.cc: Include gc.h.
5072 * gold.cc: Likewise.
5073 * i386.cc: Likewise.
5074 * powerpc.cc: Likewise.
5075 * sparc.cc: Likewise.
5076 * x86_64.cc: Likewise.
5077 * gc.h: Include icf.h.
5079 2009-10-11 Ian Lance Taylor <iant@google.com>
5081 * plugin.cc: Include "gold.h" before other header files.
5083 2009-10-10 Chris Demetriou <cgd@google.com>
5085 * options.h (Input_file_argument::Input_file_type): New enum.
5086 (Input_file_argument::is_lib_): Replace with...
5087 (Input_file_argument::type_): New member.
5088 (Input_file_argument::Input_file_argument): Take Input_file_type
5089 'type' rather than boolean 'is_lib' as second argument.
5090 (Input_file_argument::is_lib): Use type_.
5091 (Input_file_argument::is_searched_file): New function.
5092 (Input_file_argument::may_need_search): Handle is_searched_file.
5093 * options.cc (General_options::parse_library): Support -l:filename.
5094 (General_options::parse_just_symbols): Update for Input_file_argument
5096 (Command_line::process): Likewise.
5097 * archive.cc (Archive::get_file_and_offset): Likewise.
5098 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5099 * script.cc (read_script_file, script_add_file): Likewise.
5100 * fileread.cc (Input_file::Input_file): Likewise.
5101 (Input_file::will_search_for): Handle is_searched_file.
5102 (Input_file::open): Likewise.
5103 * readsyms.cc (Read_symbols::get_name): Likewise.
5104 * testsuite/Makefile.am (searched_file_test): New test.
5105 * testsuite/Makefile.in: Regenerate.
5106 * testsuite/searched_file_test.cc: New file.
5107 * testsuite/searched_file_test_lib.cc: New file.
5109 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5110 Ian Lance Taylor <iant@google.com>
5112 * descriptor.cc: Include <cstdio> and "binary-io.h".
5113 (Descriptors::open): Open the files in binary mode always.
5114 * script.cc (Lex::get_token): Treat \r as whitespace.
5116 2009-10-09 Ian Lance Taylor <iant@google.com>
5118 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5120 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5121 Ian Lance Taylor <iant@google.com>
5123 * configure.ac: Check for readv function also.
5124 * fileread.cc (readv): Define if not HAVE_READV.
5125 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5127 * config.in: Regenerate.
5128 * configure: Regenerate.
5130 2009-10-09 Doug Kwan <dougkwan@google.com>
5132 * layout.cc (Layout::make_output_section): Call target hook to make
5133 ordinary output section.
5134 (Layout::finalize): Adjust parameter list of call the
5135 Target::may_relax().
5136 * layout.h (class Layout::section_list): New method.
5137 * merge.h (Output_merge_base::entsize): Change visibility to public.
5138 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5140 (Output_merge_string::do_is_string): New method.
5141 * object.cc (Sized_relobj::do_setup): renamed from
5142 Sized_relobj::set_up.
5143 * object.h (Sized_relobj::adjust_shndx,
5144 Sized_relobj::initializ_input_to_output_maps,
5145 Sized_relobj::free_input_to_output_maps): Change visibilities to
5147 (Sized_relobj::setup): Virtualize.
5148 (Sized_relobj::do_setup): New method declaration.
5149 (Sized_relobj::invalidate_section_offset,
5150 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5151 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5152 * options.cc (parse_int): New function.
5153 * options.h (parse_int): New declaration.
5154 (DEFINE_int): New macro.
5155 (stub_group_size): New option.
5156 * output.cc (Output_section::Output_section): Initialize memebers
5157 merge_section_map_, merge_section_by_properties_map_,
5158 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5159 (Output_section::add_input_section): Handled deferred code-fill
5160 generation and remove an old comment.
5161 (Output_section::add_relaxed_input_section): New method definition.
5162 (Output_section::add_merge_input_section): Use merge section by
5163 properties map to speed to search. Update merge section maps
5165 (Output_section::build_relaxation_map): New method definition.
5166 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5168 (Output_section::relax_input_section): Renamed to
5169 Output_section::convert_input_sections_to_relaxed_sections and change
5170 interface to take a vector of pointers to relaxed sections.
5171 (Output_section::find_merge_section,
5172 Output_section::find_relaxed_input_section): New method definitions.
5173 (Output_section::is_input_address_mapped,
5174 Output_section::output_offset, Output_section::output_address):
5175 Use output section data maps to speed up searching.
5176 (Output_section::find_starting_output_address): Add comments.
5177 (Output_section::do_write,
5178 Output_section::write_to_postprocessing_buffer): Do code-fill
5179 generation as appropriate.
5180 (Output_section::get_input_sections): Invalidate relaxed input section
5182 (Output_section::restore_states): Adjust type of checkpoint .
5183 Invalidate relaxed input section map.
5184 * output.h (Output_merge_base): New class declaration.
5185 (Input_section_specifier): New class defintion.
5186 (class Output_relaxed_input_section) Change base class to
5187 Output_section_data_build.
5188 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5189 base class initializer.
5190 (Output_section::add_relaxed_input_section): New method declaration.
5191 (Output_section::Input_section): Change visibility to protected.
5192 (Output_section::Input_section::relobj,
5193 Output_section::Input_section::shndx): Handle relaxed input sections.
5194 Output_section::input_sections) Change visibility to protected. Also
5195 define overload to return a non-const pointer.
5196 (Output_section::Merge_section_properties): New class defintion.
5197 (Output_section::Merge_section_by_properties_map,
5198 Output_section::Output_section_data_by_input_section_map,
5199 Output_section::Relaxation_map): New types.
5200 (Output_section::relax_input_section): Rename method to
5201 Output_section::convert_input_sections_to_relaxed_sections and change
5202 interface to take a vector of relaxed section pointers.
5203 (Output_section::find_merge_section,
5204 Output_section::find_relaxed_input_section,
5205 Output_section::build_relaxation_map,
5206 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5207 New method declarations.
5208 (Output_section::merge_section_map_
5209 Output_section::merge_section_by_properties_map_,
5210 Output_section::relaxed_input_section_map_,
5211 Output_section::is_relaxed_input_section_map_valid_,
5212 Output_section::generate_code_fills_at_write_): New data members.
5213 * script-sections.cc
5214 (Output_section_element_input::set_section_addresses): Call
5215 current_data_size and addralign methods of relaxed input sections.
5216 (Orphan_output_section::set_section_addresses): Call current_data_size
5217 and addralign methods of relaxed input sections.
5218 * symtab.cc (Symbol_table::compute_final_value): Extract template
5219 from the body of Symbol_table::sized_finalize_symbol.
5220 (Symbol_table::sized_finalized_symbol): Call
5221 Symbol_table::compute_final_value.
5222 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5223 (Symbol_table::compute_final_value): New templated method declaration.
5224 * target.cc (Target::do_make_output_section): New method defintion.
5225 * target.h (Target::make_output_section): New method declaration.
5226 (Target::relax): Add more parameters for input objects, symbol table
5227 and layout. Adjust call to do_relax.
5228 (Target::do_make_output_section): New method declaration.
5229 (Target::do_relax): Add parameters for input objects, symbol table
5232 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5234 * pread.c: Include stdio.h.
5236 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5238 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5241 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5243 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5244 Change read_shndx type to unsigned int.
5245 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5247 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5248 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5249 Change read_shndx type to unsigned int.
5250 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5252 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5253 * layout.cc (Layout::create_symtab_sections): Cast the result of
5254 local_symcount * symsize to off_t in the gold_assert.
5256 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5258 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5259 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5261 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5262 (Arm_relocate_functions::thm_abs5): New function.
5263 (Arm_relocate_functions::abs12): New function.
5264 (Arm_relocate_functions::abs16): New function.
5265 (Arm_relocate_functions::base_abs): New function.
5266 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5267 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5268 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5270 (Scan::global): Likewise.
5271 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5272 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5273 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5274 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5277 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5279 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5280 (Arm_relocate_functions::movt_prel): New function.
5281 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5282 (Arm_relocate_functions::thm_movt_prel): New function.
5283 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5284 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5285 (Scan::global, Relocate::relocate): Likewise.
5286 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5288 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5290 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5291 Incremental_checker.
5292 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5294 (class Incremental_inputs_header): New class.
5295 (Incremental_inputs_header_writer): Edit comment.
5296 (Incremental_inputs_entry): New class.
5297 (Incremental_inputs_entry_writer): Edit comment.
5298 (Sized_incremental_binary::do_find_incremental_inputs_section):
5299 Add *strtab_shndx parameter, fill it.
5300 (Sized_incremental_binary::do_check_inputs): New method.
5301 (Incremental_checker::can_incrementally_link_output_file): Use
5302 Sized_incremental_binary::check_inputs.
5303 (Incremental_inputs::report_command_line): Save command line in
5306 (Incremental_binary::find_incremental_inputs_section): New
5308 (Incremental_binary::do_find_incremental_inputs_section): Add
5309 strtab_shndx parameter.
5310 (Incremental_binary::do_check_inputs): New pure virtual method.
5311 (Sized_incremental_binary::do_check_inputs): Declare.
5312 (Incremental_checker::Incremental_checker): Add incremental_inputs
5313 parameter, use it to initialize incremental_inputs_.
5314 (Incremental_checker::incremental_inputs_): New field.
5315 (Incremental_checker::command_line): New method.
5316 (Incremental_checker::inputs): New method.
5317 (Incremental_checker::command_line_): New field.
5319 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5321 * incremental.cc: Include <cstdarg> and "target-select.h".
5322 (vexplain_no_incremental): New function.
5323 (explain_no_incremental): New function.
5324 (Incremental_binary::error): New method.
5325 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5327 (make_sized_incremental_binary): New function.
5328 (open_incremental_binary): New function.
5329 (can_incrementally_link_file): Add checks if output is ELF and has
5331 * incremental.h: Include "elfcpp_file.h" and "output.h".
5332 (Incremental_binary): New class.
5333 (Sized_incremental_binary): New class.
5334 (open_incremental_binary): Declare.
5335 * object.cc (is_elf_object): Use
5336 elfcpp::Elf_recognizer::is_elf_file.
5337 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5338 * output.h (Output_file::filesize): New method.
5340 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5342 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5344 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5345 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5347 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5349 (Arm_relocate_functions::movw_abs_nc): New function.
5350 (Arm_relocate_functions::movt_abs): New function.
5351 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5352 (Arm_relocate_functions::thm_movt_abs): New function.
5353 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5354 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5355 (Scan::global): Likewise.
5356 (Relocate::relocate): Likewise.
5357 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5359 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5361 * arm.cc (Arm_relocate_functions::got_prel) New function.
5362 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5363 (Relocate::relocate): Likewise.
5364 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5366 2009-10-06 Ian Lance Taylor <iant@google.com>
5368 * options.h (class General_options): Define
5369 split_stack_adjust_size parameter.
5370 * object.h (class Object): Add uses_split_stack_ and
5371 has_no_split_stack_ fields. Add uses_split_stack and
5372 has_no_split_stack accessor functions. Declare
5373 handle_split_stack_section.
5374 (class Reloc_symbol_changes): Define.
5375 (class Sized_relobj): Define Function_offsets. Declare
5376 split_stack_adjust, split_stack_adjust_reltype, and
5378 * object.cc (Object::handle_split_stack_section): New function.
5379 (Sized_relobj::do_layout): Call handle_split_stack_section.
5380 * dynobj.cc (Sized_dynobj::do_layout): Call
5381 handle_split_stack_section.
5382 * reloc.cc (Sized_relobj::relocate_sections): Call
5383 split_stack_adjust for executable sections in split_stack
5384 objects. Pass reloc_map to relocate_section.
5385 (Sized_relobj::split_stack_adjust): New function.
5386 (Sized_relobj::split_stack_adjust_reltype): New function.
5387 (Sized_relobj::find_functions): New function.
5388 * target-reloc.h: Include "object.h".
5389 (relocate_section): Add reloc_symbol_changes parameter. Change
5391 * target.h (class Target): Add calls_non_split method. Declare
5392 do_calls_non_split virtual method. Declare match_view and
5394 * target.cc: Include "elfcpp.h".
5395 (Target::do_calls_non_split): New function.
5396 (Target::match_view): New function.
5397 (Target::set_view_to_nop): New function.
5398 * gold.cc (queue_middle_tasks): Give an error if mixing
5399 split-stack and non-split-stack objects with -r.
5400 * i386.cc (Target_i386::relocate_section): Add
5401 reloc_symbol_changes parameter.
5402 (Target_i386::do_calls_non_split): New function.
5403 * x86_64.cc (Target_x86_64::relocate_section): Add
5404 reloc_symbol_changes parameter.
5405 (Target_x86_64::do_calls_non_split): New function.
5406 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5408 * powerpc.cc (Target_powerpc::relocate_section): Add
5409 reloc_symbol_changes parameter.
5410 * sparc.cc (Target_sparc::relocate_section): Add
5411 reloc_symbol_changes parameter.
5412 * configure.ac: Call AM_CONDITIONAL for the default target.
5413 * configure: Rebuild.
5414 * testsuite/Makefile.am (TEST_AS): New variable.
5415 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5416 (check_DATA): Add split_i386 and split_x86_64 files.
5417 (SPLIT_DEFSYMS): Define.
5418 (split_i386_[1234n].o): New targets.
5419 (split_i386_[124]): New targets.
5420 (split_i386_[1234r].stdout): New targets.
5421 (split_x86_64_[1234n].o): New targets.
5422 (split_x86_64_[124]): New targets.
5423 (split_x86_64_[1234r].stdout): New targets.
5424 (MOSTLYCLEANFILES): Add new executables.
5425 * testsuite/split_i386.sh: New file.
5426 * testsuite/split_x86_64.sh: New file.
5427 * testsuite/split_i386_1.s: New file.
5428 * testsuite/split_i386_2.s: New file.
5429 * testsuite/split_i386_3.s: New file.
5430 * testsuite/split_i386_4.s: New file.
5431 * testsuite/split_i386_n.s: New file.
5432 * testsuite/split_x86_64_1.s: New file.
5433 * testsuite/split_x86_64_2.s: New file.
5434 * testsuite/split_x86_64_3.s: New file.
5435 * testsuite/split_x86_64_4.s: New file.
5436 * testsuite/split_x86_64_n.s: New file.
5437 * testsuite/testfile.cc (Target_test): Update relocation_section
5439 * testsuite/Makefile.in: Rebuild.
5441 2009-10-06 Ian Lance Taylor <iant@google.com>
5443 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5444 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5445 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5446 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5447 the address on ldo_addrs_.
5448 (Target_i386::Relocate::fix_up_ldo): New function.
5450 2009-10-06 Rafael Espindola <espindola@google.com>
5452 * plugin.cc (add_input_library): New.
5453 (Plugin::load): Add add_input_library to tv.
5454 (Plugin_manager::add_input_file): Add the is_lib argument.
5455 (add_input_file): Update call to Plugin_manager::add_input_file.
5456 (add_input_library): New.
5457 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5459 2009-09-30 Doug Kwan <dougkwan@google.com>
5461 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5462 symbol and call Symbol::may_need_copy_reloc to determine if
5463 a copy reloc is needed.
5464 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5465 nocopyreloc is given in command line.
5466 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5467 given in command line.
5468 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5469 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5470 of the removed Target_i386::may_need_copy_reloc.
5471 * options.h (copyreloc): New option with default value false.
5472 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5473 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5474 instead of the removed Target_powerpc::may_need_copy_reloc.
5475 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5476 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5477 instead of the removed Target_sparc::may_need_copy_reloc.
5478 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5479 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5480 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5481 instead of the removed Target_x86_64::may_need_copy_reloc.
5483 2009-09-30 Ian Lance Taylor <iant@google.com>
5485 * object.h (class Object): Remove target_ field, and target,
5486 sized_target, and set_target methods.
5487 (Object::sized_target): Remove.
5488 (class Sized_relobj): Update declarations. Remove sized_target.
5489 * object.cc (Sized_relobj::setup): Remove target parameter.
5491 (Input_objects::add_object): Don't do anything with the target.
5492 (make_elf_sized_object): Add punconfigured parameter. Change all
5493 callers. Set or test parameter target.
5494 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5496 * parameters.cc (Parameters::set_target): Change parameter type to
5498 (Parameters::default_target): Remove.
5499 (set_parameters_target): Change parameter type to be non-const.
5500 (parameters_force_valid_target): New function.
5501 (parameters_clear_target): New function.
5502 * parameters.h (class Parameters): Update declarations. Remove
5503 default_target method. Add sized_target and clear_target
5504 methods. Change target_ to be non-const.
5505 (set_parameters_target): Update declaration.
5506 (parameters_force_valid_target): Declare.
5507 (parameters_clear_target): Declare.
5508 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5509 as NULL if we aren't searching.
5510 (Add_symbols::run): Don't check for compatible target.
5511 * fileread.cc (Input_file::open_binary): Call
5512 parameters_force_valid_target.
5513 * gold.cc (queue_middle_tasks): Likewise.
5514 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5515 set_target on object.
5516 * dynobj.h (class Sized_dynobj): Update declarations.
5517 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5518 make_elf_object returns NULL.
5519 (Archive::include_member): Don't check whether object target is
5521 * output.cc (Output_section::add_input_section): Get target from
5523 (Output_section::relax_input_section): Likewise.
5524 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5526 (Sized_relobj::do_scan_relocs): Likewise.
5527 (Sized_relobj::relocate_sections): Likewise.
5528 * resolve.cc (Symbol_table::resolve): Likewise.
5529 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5530 parameter. Change all callers.
5531 (Symbol_table::add_from_object): Get target from parameters.
5532 (Symbol_table::add_from_relobj): Don't check object target.
5533 (Symbol_table::add_from_dynobj): Likewise.
5534 (Symbol_table::define_special_symbol): Get target from
5536 * symtab.h (class Symbol_table): Update declaration.
5537 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5538 parameter. Change all callers. Clear parameter target.
5539 (Binary_test): Test target here.
5540 * testsuite/object_unittest.cc (gold_testsuite): Remove
5541 target_test_pointer parameter. Change all callers.
5542 (Object_test): Test target here.
5544 2009-09-26 Ian Lance Taylor <iant@google.com>
5546 * testsuite/initpri1.c: Don't try to use constructor priorities if
5547 compiling with gcc before 4.3.
5549 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5551 * testsuite/retain_symbols_file_test.sh (check_present): Change
5552 output file name to retain_symbols_file_test.stdout.
5553 (check_absent): Likewise.
5555 2009-09-18 Craig Silverstein <csilvers@google.com>
5557 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5558 * options.cc: Include <cerrno> and <fstream>.
5559 (General_options::finalize): Parse -retain-symbols-file tag.
5560 * options.h: New flag.
5561 (General_options): New method should_retain_symbol, new
5562 variable symbols_to_retain.
5563 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5564 should_retain_symbol map.
5565 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5566 * testsuite/Makefile.in: Regenerate.
5567 * testsuite/retain_symbols_file_test.sh: New file.
5569 2009-09-18 Nick Clifton <nickc@redhat.com>
5571 * po/es.po: Updated Spanish translation.
5573 2009-09-17 Doug Kwan <dougkwan@google.com>
5575 * debug.h (DEBUG_RELAXATION): New constant.
5576 (DEBUG_ALL): Add DEBUG_RELAXATION.
5577 (debug_string_to_enum): Add relaxation debug option.
5579 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5580 Layout::Relaxation_debug_check::read_sections,
5581 Layout::Relaxation_debug_check::read_sections): New method definitions.
5582 (Layout::Layout): Initialize data members
5583 record_output_section_data_from_scrips_,
5584 script_output_section_data_list_ and relaxation_debug_check_.
5585 (Layout::save_segments, Layout::restore_segments,
5586 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5587 Layout::relaxation_loop_body): New method definitions.
5588 (Layout::finalize): Support relaxation. Move section layout code to
5589 Layout::relaxation_loop_body.
5590 (Layout::set_asection_address_from_script): Move code for orphan
5591 section placement out.
5592 (Layout::place_orphan_sections_in_script): New method definition.
5593 * layout.h (Output_segment_headers, Output_file_header):
5594 New forward class declarations.
5595 (Layout::~Layout): Define.
5596 (Layout::new_output_section_data_from_script): New method definition.
5597 (Layout::place_orphan_sections_in_script): New method declaration.
5598 (Layout::Segment_states): New type declaration.
5599 (Layout::save_segments, Layout::restore_segments,
5600 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5601 Layout::relaxation_loop_body): New method declarations.
5602 (Layout::Output_section_data_list): New type declaration.
5603 (Layout::Relaxation_debug_check): New class definition.
5604 (Layout::record_output_section_data_from_script_,
5605 Layout::script_output_section_data_list_, Layout::segment_states_,
5606 Layout::relaxation_debug_check_): New data members.
5607 * output.cc: (Output_section_headers::do_size): New method definition.
5608 (Output_section_headers::Output_section_headers): Move size
5609 computation to Output_section_headers::do_size.
5610 (Output_segment_headers::do_size): New method definition.
5611 (Output_file_header::Output_file_header): Move size computation to
5612 Output_file_header::do_size and call it.
5613 (Output_file_header::do_size): New method definition.
5614 (Output_data_group::Output_data_group): Adjust call to
5615 Output_section_data.
5616 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5617 (Output_symtab_xindex::do_write): Add array bound check.
5618 (Output_section::Input_section::print_to_mapfile): Handle
5619 RELAXED_INPUT_SECTION_CODE.
5620 (Output_section::Output_section): Initialize data member checkpoint_.
5621 (Output_section::~Output_section): Delete checkpoint object pointed
5623 (Output_section::add_input_section): Always add an Input_section if
5625 (Output_section::add_merge_input_section): Add assert.
5626 (Output_section::relax_input_section): New method definition.
5627 (Output_section::set_final_data_size): Set load address to zero for
5628 an unallocated section.
5629 (Output_section::do_address_and_file_offset_have_reset_values):
5630 New method definition.
5631 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5632 Handle relaxed input section.
5633 (Output_section::sort_attached_input_sections): Checkpoint input
5634 section list lazily.
5635 (Output_section::get_input_sections): Change type of input_sections to
5636 list of Simple_input_section pointers. Checkpoint input section list
5637 lazily. Also handle relaxed input sections.
5638 (Output_section::add_input_section_for_script): Take a reference to
5639 a Simple_input_section object instead of Relobj pointer and section
5640 index as parameter. Handle relaxed input sections.
5641 (Output_section::save_states, Output_section::restore_states): New
5643 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5644 (Output_data::is_data_size_fixed): New method definition.
5645 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5647 (Output_data::address_and_file_offset_have_reset_values): New method
5649 (Output_data::do_address_and_file_offset_have_reset_values): New method
5651 (Output_data::set_data_size): Check that data size is not fixed.
5652 (Output_data::fix_data_size): New method definition.
5653 (Output_data::is_data_size_fixed_): New data member.
5654 (Output_section_headers::set_final_data_size): New method definition.
5655 (Output_section_headers::do_size): New method declaration.
5656 (Output_segment_headers::set_final_data_size): New method definition.
5657 (Output_segment_headers::do_size): New method declaration.
5658 (Output_file_header::set_final_data_size)::New method definition.
5659 (Output_file_header::do_size)::New method declaration.
5660 (Output_section_data::Output_section_data): Add new parameter
5661 is_data_size_fixed and use it to fix data size.
5662 (Output_data_const::Output_data_const): Adjust call to base class
5663 constructor and fix data size.
5664 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5665 base class constructor and fix data size.
5666 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5667 base class constructor and fix data size.
5668 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5669 class constructor and fix data size.
5670 (Output_data_group::set_final_data_size): New method definition.
5671 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5672 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5673 class constructor and fix data size.
5674 (Output_relaxed_input_section): New class definition.
5675 (Output_section::Simple_input_section): New class definition.
5676 (Output_section::get_input_sections): Adjust parameter list.
5677 (Output_section::add_input_section_for_script): Same.
5678 (Output_section::save_states, Output_section::restore_states,
5679 Output_section::do_address_and_file_offset_have_reset_values,
5680 (Output_section::Input_section::Input_section): Handle
5681 RELAXED_INPUT_SECTION_CODE. Add new overload for
5682 Output_relaxed_input_section.
5683 (Output_section::Input_section::is_input_section,
5684 Output_section::Input_section::set_output_section): Handle relaxed
5686 (Output_section::Input_section::is_relaxed_input_section,
5687 Output_section::Input_section::output_section_data,
5688 Output_section::Input_section::relaxed_input_section): New method
5690 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5692 (Output_section::Input_section::u1_): Update comments.
5693 (Output_section::Input_section::u2_): Add new union member poris.
5694 (Output_section::Checkpoint_output_section): New classs definition.
5695 (Output_section::relax_input_section): New method declaration.
5696 (Output_section::checkpoint_): New data member.
5697 (Output_segment): Update comments.
5698 (Output_segment::Output_segment): Un-privatize copy constructor.
5699 (Output_segment::operator=): Un-privatize.
5700 * script-sections.cc (Output_section_element::Input_section_list):
5701 Change element type to Output_section::Simple_input_section.
5702 (Output_section_element_dot_assignment::set_section_addresses):
5703 Register output section data for relaxation clean up.
5704 (Output_data_exression::Output_data_expression): Adjust call to base
5705 constructor to fix data size.
5706 (Output_section_element_data::set_section_addresses): Register
5707 Output_data_expression object for relaxation clean up.
5708 (struct Input_section_info): Replace Relobj pointer and section index
5709 pair with Output_section::Simple_input_section and Convert struct to a
5711 (Input_section_sorter::operator()): Adjust access to
5712 Input_section_info data member to use accessors.
5713 (Output_section_element_input::set_section_addresses): Use layout
5714 parameter. Adjust code to use Output_section::Simple_input_section
5715 and Input_secction_info classes. Register filler for relaxation
5717 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5718 and section index pair with Output_section::Simple_input_section
5719 class. Adjust code accordingly.
5720 (Phdrs_element::release_segment): New method definition.
5721 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5723 (Script_sections::release_segments): New method definition.
5724 * gold/script-sections.h (Script_sections::release_segments): New
5726 * gold/target.h (Target::may_relax, Target::relax,
5727 Target::do_may_relax, Target::do_relax): New method definitions.
5729 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5731 * arm.cc (has_signed_unsigned_overflow): New function.
5732 (Arm_relocate_functions::abs8): New function.
5733 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5734 (Target_arm::Scan::global): Likewise.
5735 (Target_arm::relocate::relocate): Likewise.
5736 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5739 2009-09-16 Cary Coutant <ccoutant@google.com>
5741 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5742 * testsuite/Makefile.in: Regenerate.
5744 2009-09-11 Nick Clifton <nickc@redhat.com>
5746 * po/gold.pot: Updated by the Translation project.
5748 2009-09-08 Cary Coutant <ccoutant@google.com>
5750 * output.cc (Output_file::open): Add execute permission to empty file.
5751 * testsuite/Makefile.am (permission_test): New test.
5752 * testsuite/Makefile.in: Regenerate.
5754 2009-09-02 Ian Lance Taylor <iant@google.com>
5756 * output.cc (Output_file::resize): Call map_no_anonymous rather
5759 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5761 * gold.cc: Include "incremental.h".
5762 (queue_initial_tasks): Call Incremental_checker methods.
5763 * incremental.cc: Include "output.h".
5764 (Incremental_checker::can_incrementally_link_output_file): New
5766 * incremental.h (Incremental_checker): New class.
5768 * output.cc (Output_file::open_for_modification): New method.
5769 (Output_file::map_anonymous): Changed return type to bool. Record
5771 (Output_file::map_no_anonymous): New method, broken out of map.
5772 (Output_file::map): Use map_no_anonymous and map_anonymous.
5773 * output.h (class Output_file): Update declarations.
5775 2009-08-24 Cary Coutant <ccoutant@google.com>
5777 * options.h (Command_line::Pre_options): New class.
5778 (Command_line::pre_options): New member.
5779 * options.cc (gold::options::ready_to_register): New variable.
5780 (One_option::register_option): Do nothing if not registering options.
5781 Assert if same short option registered twice.
5782 (General_options::General_options): Turn off option registration when
5784 (Command_line::Pre_options::Pre_options): New constructor.
5786 2009-08-24 Cary Coutant <ccoutant@google.com>
5788 * options.h (General_options::no_keep_memory): Remove incorrect
5791 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5793 * Makefile.am (am__skiplex, am__skipyacc): New.
5794 * Makefile.in: Regenerate.
5796 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5798 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5799 (INCLUDES): ... this.
5800 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5801 (AM_CPPFLAGS): Renamed from ...
5802 (INCLUDE): ... this.
5803 * Makefile.in, testsuite/Makefile.in: Regenerate.
5805 * Makefile.in: Regenerate.
5806 * aclocal.m4: Likewise.
5807 * config.in: Likewise.
5808 * configure: Likewise.
5809 * testsuite/Makefile.in: Likewise.
5811 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5812 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5813 * Makefile.in: Regenerate.
5814 * testsuite/Makefile.in: Regenerate.
5816 2009-08-19 Cary Coutant <ccoutant@google.com>
5818 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5819 symbols in shared libraries overridden by hidden or internal symbols
5820 in the main program.
5822 2009-08-19 Chris Demetriou <cgd@google.com>
5824 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5825 checking source file names in error messages.
5827 2009-08-18 Doug Kwan <dougkwan@google.com>
5829 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5830 an elcpp::Ehdr as parameter. Adjust call to set_target.
5831 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5832 an elfcpp::Ehdr as parameter.
5833 * object.cc (Object::set_target): Remove the version that looks up
5834 a target and sets it.
5835 (Sized_relobj::setup): Take a Target object instead of
5836 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5837 (make_elf_sized_object): Find target and ask target to
5839 * object.h: (Object::set_target): Remove the version that looks up
5840 a target and sets it.
5841 (Sized_relobj::setup): Take a Target object instead of
5842 an elfcpp:Ehdr as parameter.
5843 * target.cc: Include dynobj.h.
5844 (Target::do_make_elf_object_implementation): New.
5845 (Target::do_make_elf_object): New.
5846 * target.h (Target::make_elf_object): New template declaration.
5847 (Target::do_make_elf_object): New method declarations.
5848 (Target::do_make_elf_object_implementation): New template declaration.
5850 2009-08-14 Ian Lance Taylor <iant@google.com>
5852 * gold.h (FUNCTION_NAME): Define.
5853 (gold_unreachable): Use FUNCTION_NAME.
5855 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5857 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5858 symbol in the --keep-unique list is not found.
5860 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5862 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5863 been maked as --keep-unique.
5864 (Icf::unfold_section): New function.
5865 * icf.h (Icf::unfold_section): New function.
5866 * options.h (General_options::keep_unique): New option.
5867 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5868 * testsuite/Makefile.in: Regenerate.
5869 * testsuite/icf_keep_unique_test.sh: New file.
5870 * testsuite/icf_keep_unique_test.cc: New file.
5872 2009-08-12 Cary Coutant <ccoutant@google.com>
5875 * resolve.cc (Symbol_table::resolve): Check for references from
5876 dynamic objects to hidden and internal symbols.
5877 * testsuite/Makefile.am (hidden_test.sh): New test.
5878 * testsuite/Makefile.in: Regenerate.
5879 * testsuite/hidden_test.sh: New script.
5880 * testsuite/hidden_test_1.c: New test source.
5881 * testsuite/hidden_test_main.c: New test source.
5883 2009-08-11 Doug Kwan <dougkwan@google.com>
5885 * arm.cc: Update comments.
5886 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5887 segment to locate the .ARM.exidx section if present.
5889 2009-08-09 Doug Kwan <dougkwan@google.com>
5891 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5894 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5895 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5898 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5900 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5901 valid tls_segment only for non-debug-section relocations.
5902 * testsuite/Makefile.am: Add gc_tls_test.
5903 * testsuite/Makefile.in: Regenerate.
5904 * testsuite/gc_tls_test.cc: New file.
5905 * testsuite/gc_tls_test.sh: New file.
5907 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5911 * Makefile.am (CCFILES): Add icf.cc.
5913 * Makefile.in: Regenerate.
5914 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5915 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5916 section, symbol and addend information for the relocs.
5917 * gold.cc (queue_middle_tasks): Call identical code folding.
5918 * gold.h: Add defines for multimap.
5919 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5920 to the call of finalize_local_symbols.
5921 * main.cc (main): Create object of class Icf.
5922 * object.cc (Sized_relobj::do_layout): Allow this function to be
5923 called twice during icf.
5924 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5925 to sections marked as identical by icf.
5926 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5928 (Sized_relobj::do_section_entsize): New function.
5929 * object.h (Object::section_entsize): New function.
5930 (Object::do_section_entsize): New pure virtual function.
5931 (Relobj::finalize_local_symbols): Add new parameter.
5932 (Relobj::do_section_entsize): New function.
5933 * options.h (General_options::icf): New option.
5934 (General_options::icf_iterations): New option.
5935 (General_options::print_icf_sections): New option.
5936 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5937 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5938 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5940 * symtab.cc (Symbol_table::is_section_folded): New function.
5941 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5942 to sections marked as identical by icf.
5943 * symtab.h (Symbol_table::set_icf): New function.
5944 (Symbol_table::icf): New function.
5945 (Symbol_table::is_section_folded): New function.
5946 (Symbol_table::icf_): New data member.
5947 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5948 * testsuite/Makefile.am: Add commands to build icf_test.
5949 * testsuite/Makefile.in: Regenerate.
5950 * testsuite/icf_test.sh: New file.
5951 * testsuite/icf_test.cc: New file.
5953 2009-07-24 Chris Demetriou <cgd@google.com>
5955 * layout.cc (is_compressible_debug_section): Fix incorrect
5956 comment about compressed section names.
5958 2009-07-20 Ian Lance Taylor <ian@airs.com>
5961 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5963 2009-07-16 Ian Lance Taylor <iant@google.com>
5966 * layout.h: #include <map>.
5967 (class Kept_section): Change from struct to class. Add accessors
5968 and setters. Add section size to Comdat_group mapping. Change
5969 Comdat_group to std::map. Add is_comdat_ field. Add
5970 linkonce_size field in union.
5971 (class Layout): Update declaration of find_or_add_kept_section.
5972 Don't declare find_kept_object.
5973 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5974 parameter. Add object, shndx, is_comdat, and is_group_name
5975 parameters. Change all callers. Adjust for new Kept_section.
5976 (Layout::find_kept_object): Remove.
5977 * object.cc (Sized_relobj::include_section_group): Update use of
5978 Kept_section. Rename secnum to shndx. Only record
5979 Kept_comdat_section if sections are the same size.
5980 (Sized_relobj::include_linkonce_section): Update use of
5981 Kept_section. Only record Kept_comdat_section if sections are the
5982 same size. Set size of linkonce section.
5983 (Sized_relobj::map_to_kept_section): Update call to
5984 get_kept_comdat_section.
5985 * object.h (class Sized_relobj): Rename fields in
5986 Kept_comdat_section to drop trailing underscores; change object
5987 field to Relobj*. Change Kept_comdat_section_table to store
5988 struct rather than pointer.
5989 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5990 Add kept_object and kept_shndx parameters. Change all callers.
5991 (Sized_relobj::get_kept_comdat_section): Change return type to
5992 bool. Add kept_object and kept_shndx parameters. Change all
5994 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5995 Layout::find_or_add_kept_section.
5997 2009-07-09 Ian Lance Taylor <iant@google.com>
5999 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6000 Reserve space in the hash table.
6002 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6004 * fileread.cc (File_read::get_mtime): New method.
6005 * fileread.h (Timespec): New structure.
6006 (File_read::get_mtime): New method.
6007 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6008 Renamed from timestamp_nsec.
6009 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6011 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6013 (Incremental_inputs::report_archive): Save mtime; style fix.
6014 (Incremental_inputs::report_obejct): Save mtime; style fix.
6015 (Incremental_inputs::report_script): Save mtime; style fix.
6016 (Incremental_inputs::finalize_inputs): Style fix.
6017 (Incremental_inputs::finalize): Style fix.
6018 (Incremental_inputs::create_input_section_data): Store inputs
6020 * incremental.h (Incremental_inputs::report_script): Add mtime
6022 (Incremental_inputs::Input_info::Input_info): Intialize only one
6024 (Incremental_inputs::Input_info::archive): Move to nameless
6026 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6027 (Incremental_inputs::Input_info::script): Move to nameless union.
6028 (Incremental_inputs::mtime): New field.
6029 * script.cc (read_input_script): Pass file mtime to
6031 * script.h (Script_info::inputs): Style fix.
6033 2009-07-01 Ian Lance Taylor <ian@airs.com>
6035 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6038 2009-06-24 Ian Lance Taylor <iant@google.com>
6041 * layout.cc (Layout::choose_output_section): If we find an
6042 existing section, update the flags.
6043 (Layout::create_notes): New function, broken out of
6045 (Layout::finalize): Don't create note sections.
6046 (Layout::create_note): Don't crash if linker script discards
6048 (Layout::create_gold_note): Likewise.
6049 (Layout::create_build_id): Likewise. Don't set
6050 after_input_sections on the section.
6051 (Layout::create_executable_stack_info): Remove target parameter.
6053 * layout.h (class Layout): Declare create_notes. Update
6054 declaration of create_executable_stack_info.
6055 * gold.cc (queue_middle_tasks): Call create_notes.
6056 * output.cc (Output_section::update_flags_for_input_section): Move
6057 here from output.h. If SHF_ALLOC flag is newly set, mark address
6059 * output.h (Output_data::mark_address_invalid): New function.
6060 (class Output_section): Only declare, not define,
6061 update_flags_for_input_section. Remove set_flags.
6063 2009-06-24 Ian Lance Taylor <iant@google.com>
6065 * script-sections.cc (Output_section_definition::
6066 set_section_addresses): Rename shadowing local load_address to
6069 2009-06-24 Ian Lance Taylor <iant@google.com>
6072 * reloc.cc (relocate_sections): Skip empty relocation sections.
6074 2009-06-23 Ian Lance Taylor <iant@google.com>
6077 * layout.cc (Layout::create_note): Use choose_output_section
6078 rather than make_output_section.
6080 2009-06-23 Ian Lance Taylor <iant@google.com>
6083 * options.cc (General_options::parse_V): Set printed_version_.
6084 (General_options::General_options): Initialize printed_version_.
6085 * options.h (class General_options): Add printed_version_ field.
6086 * gold.cc (queue_initial_tasks): If there are no input files,
6087 don't give a fatal error if we printed the version information.
6088 (queue_middle_tasks): If using -r with a shared object, give a
6089 fatal error rather than an ordinary error.
6091 2009-06-23 Ian Lance Taylor <iant@google.com>
6094 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6095 (Layout::make_output_section): Set have_stabstr_section_ if we see
6096 a .stab*str section.
6097 (Layout::finalize): Call link_stabs_sections.
6098 (Layout::link_stabs_sections): New file.
6099 * layout.h (class Layout): Add have_stabstr_section_ field.
6100 Declare link_stabs_sections.
6102 2009-06-23 Doug Kwan <dougkwan@google.com>
6104 * Makefile.am (libgold_a_LIBADD): New.
6105 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6106 * Makefile.in: Regenerate.
6107 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6108 * configure: Regenerate.
6109 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6110 * fileread.cc: Include sys/state.h
6111 * gold.h: Declare memmem and strndup if found missing.
6112 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6114 2009-06-23 Ian Lance Taylor <iant@google.com>
6116 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6117 * configure: Rebuild.
6119 2009-06-23 Ian Lance Taylor <iant@google.com>
6122 * object.cc (Object::section_contents): Don't try to get a view if
6123 the section has length zero.
6124 (Object::handle_gnu_warning_section): If the section is empty, use
6125 the name of the section as the warning.
6127 2009-06-23 Ian Lance Taylor <iant@google.com>
6130 * stringpool.h (class Stringpool_template): Add optimize_ field.
6131 (Stringpool_template::set_optimize): New function.
6132 * stringpool.cc (Stringpool_template::Stringpool_template):
6133 Initialize optimize_ field.
6134 (Stringpool_template::set_string_offsets): Test local optimize
6135 fild rather than parameter.
6136 * layout.cc (Layout::Layout): Call set_optimize on the section
6139 2009-06-22 Ian Lance Taylor <iant@google.com>
6142 * yyscript.y: Parse TARGET.
6143 * script.cc (script_set_target): New function.
6144 * script-c.h (script_set_target): Declare.
6145 * options.cc (General_options::string_to_object_format): Rename
6146 from string_to_object_format in anonymous namespace. Change
6148 * options.h (class General_options): Declare
6149 string_to_object_format.
6151 2009-06-22 Ian Lance Taylor <iant@google.com>
6153 * script-sections.cc (Script_sections::create_segments): Don't put
6154 program headers in a PT_LOAD segment if -n or -N.
6156 2009-06-22 Ian Lance Taylor <iant@google.com>
6159 * options.h (class General_options): Add -z lazy and -z now. Sort
6160 -z options into alphabetical order.
6161 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6163 2009-06-21 Ian Lance Taylor <iant@google.com>
6165 * layout.cc (Layout::make_output_section): Call
6166 Target::new_output_section.
6167 (Layout::attach_allocated_section_to_segment): Put large section
6168 sections in a separate load segment with the large segment flag
6170 (Layout::segment_precedes): Sort large data segments after other
6172 (align_file_offset): New static function.
6173 (Layout::set_segment_offsets): Use align_file_offset.
6174 * output.h (class Output_section): Add is_small_section_ and
6175 is_large_section_ fields.
6176 (Output_section::is_small_section): New function.
6177 (Output_section::set_is_small_section): New function.
6178 (Output_section::is_large_section): New function.
6179 (Output_section::set_is_large_section): New function.
6180 (Output_section::is_large_data_section): New function.
6181 (class Output_segment): Add is_large_data_segment_ field.
6182 (Output_segment::is_large_data_segment): New function.
6183 (Output_segment::set_is_large_data_segment): New function.
6184 * output.cc (Output_section::Output_section): Initialize new
6186 (Output_segment::Output_segment): Likewise.
6187 (Output_segment::add_output_section): Add assertion that large
6188 data sections always go in large data segments. Force small data
6189 sections to the end of the list of data sections. Force small BSS
6190 sections to the start of the list of BSS sections. For large BSS
6191 sections to the end of the list of BSS sections.
6192 * symtab.h (class Symbol): Declare is_common_shndx.
6193 (Symbol::is_defined): Check Symbol::is_common_shndx.
6194 (Symbol::is_common): Likewise.
6195 (class Symbol_table): Define enum Commons_section_type. Update
6196 declarations. Add small_commons_ and large_commons_ fields.
6197 * symtab.cc (Symbol::is_common_shndx): New function.
6198 (Symbol_table::Symbol_table): Initialize new fields.
6199 (Symbol_table::add_from_object): Put small and large common
6200 symbols in the right list.
6201 (Symbol_table::sized_finalized_symbol): Check
6202 Symbol::is_common_shndx.
6203 (Symbol_table::sized_write_globals): Likewise.
6204 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6205 common symbol lists. Don't call do_allocate_commons_list if the
6207 (Symbol_table::do_allocate_commons_list): Remove is_tls
6208 parameter. Add comons_section_type parameter. Change all
6209 callers. Handle small and large common symbols.
6210 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6211 Symbol::is_common_shndx.
6212 * resolve.cc (symbol_to_bits): Likewise.
6213 * target.h (Target::small_common_shndx): New function.
6214 (Target::small_common_section_flags): New function.
6215 (Target::large_common_shndx): New function.
6216 (Target::large_common_section_flags): New function.
6217 (Target::new_output_section): New function.
6218 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6219 small_common_section_flags, and large_common_section_flags
6221 (Target::do_new_output_section): New virtual function.
6222 * arm.cc (Target_arm::arm_info): Initialize new fields.
6223 * i386.cc (Target_i386::i386_info): Likewise.
6224 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6226 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6227 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6228 (Target_x86_64::do_new_output_section): New function.
6229 * configure.ac: Define conditional MCMODEL_MEDIUM.
6230 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6231 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6232 (large_LDFLAGS): Define.
6233 * testsuite/large.c: New file.
6234 * testsuite/testfile.cc (Target_test::test_target_info):
6235 Initialize new fields.
6236 * configure, testsuite/Makefile.in: Rebuild.
6238 2009-06-05 Doug Kwan <dougkwan@google.com>
6240 * Makefile.am (CCFILES): Add target.cc.
6241 * Makefile.in: Regenerate.
6242 * i386.cc (class Target_i386): Define new virtual method to
6243 override do_is_local_label_name in parent.
6244 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6245 local symbols if --discard-locals or -X is given.
6246 * options.h (class General_options): Declare new options
6247 '--discard-locals' and '-X' for discarding locals.
6248 * target.h (class Target): Define new methods is_local_label_name.
6249 Declare new virtual method do_is_local_label_name.
6250 * target.cc: New file.
6251 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6252 (check_SCRIPTS): Add discard_locals_test.sh.
6253 (check_DATA): Add discard_local_tests.syms.
6254 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6255 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6256 * testsuite/Makefile.in: Regenerate.
6257 * testsuite/discard_locals_test.c: New file.
6258 * testsuite/discard_locals_test.sh: Same.
6260 2009-06-05 Doug Kwan <dougkwan@google.com>
6262 * object.cc (Sized_relobj::Sized_relobj): Initialize
6263 discarded_eh_frame_shndx_ to -1U.
6264 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6266 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6267 a discarded .eh_frame section.
6268 (Sized_relobj::do_finalize_local_symbols): Ditto.
6269 * object.h (class Sized_relobj): Declare new member
6270 discarded_eh_frame_shndx_.
6271 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6272 (local_labels_test.o, local_labels_test): New rules.
6273 * testsuite/Makefile.in: Regenerate.
6275 2009-06-04 Doug Kwan <dougkwan@google.com>
6277 * layout.cc (Layout::section_name_mapping): Add mapping for
6278 special ARM sections.
6280 2009-06-03 Doug Kwan <dougkwan@google.com>
6282 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6283 (utils::has_overflow): Same.
6285 2009-06-03 Ian Lance Taylor <iant@google.com>
6287 * layout.cc (Layout::section_name_mapping): New array, replacing
6288 Layout::linkonce_mapping.
6289 (Layout::section_name_mapping_count): New variable, replacing
6290 Layout::linkonce_mapping_count.
6291 (Layout::linkonce_output_name): Remove.
6292 (Layout::output_section_name): Rewrite.
6293 * layout.h (class Layout): Rename Linkonce_mapping to
6294 Section_name_mapping, linkonce_mapping to section_name_mapping,
6295 linkonce_mapping_count to section_name_mapping_count. Don't
6296 declare linkonce_output_name.
6298 2009-06-03 Doug Kwan <dougkwan@google.com>
6300 * gold/arm.cc (namespace utils): New.
6301 (Target_arm::reloc_is_non_pic): Define new method.
6302 (class Arm_relocate_functions): New.
6303 (Target_arm::Relocate::relocate): Handle relocation types used by
6306 2009-06-03 Ian Lance Taylor <iant@google.com>
6308 * arm.cc (Target_arm::scan::global): Use || instead of |.
6310 2009-06-02 Doug Kwan <dougkwan@google.com>
6312 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6313 issued_non_pic_error_.
6314 (class Target_arm::Scan): Declare new method check_non_pic.
6315 Define new method symbol_needs_plt_entry.
6316 Declare new data member issued_non_pic_error_.
6317 (class Target_arm::Relocate): Declare new method
6318 should_apply_static_reloc.
6319 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6320 (Target_arm::Scan::check_non_pic): Define new method.
6321 (Target_arm::Scan::local): Handle a small subset of reloc types used
6323 (Target_arm::Scan::local): Same.
6324 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6326 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6328 * incremental.cc (Incremental_inputs::report_command_line): Filter
6329 out --incremental-* options.
6331 2009-05-29 Doug Kwan <dougkwan@google.com>
6333 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6335 (class Target_arm): Update comment.
6336 (Target_arm::Target_arm): Initialize new data members GOT_,
6337 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6338 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6339 and Target_arm::rel_dyn_section.
6340 Declare new_enum Target_arm::Got_type.
6341 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6343 Update commments for member do_dynsym_value.
6344 (Target_arm::got_size, Target_arm::plt_section,
6345 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6346 new methods inside class defintion.
6347 (Target_arm::got_section): Define new method.
6348 (Target_arm::rel_dyn_section): Same.
6349 (Output_data_plt_arm): New template class.
6350 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6351 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6352 (Output_data_plt_arm::add_entry): Same.
6353 (Output_data_plt_arm::first_plt_entry): Define new
6354 static data member for PLT instruction template.
6355 (Output_data_plt_arm::plt_entry): Same.
6356 (Output_data_plt_arm::do_write): Define new method.
6357 (Target_arm::make_plt_entry): Same.
6358 (Target_arm::do_finalize_sections): Same.
6359 (Target_arm::do_dynsym_value): Same.
6361 2009-05-28 Doug Kwan <dougkwan@google.com>
6363 * Makefile.am (TARGETSOURCES): Add arm.cc.
6364 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6365 * Makefile.in: Regenerate.
6367 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6369 2009-05-26 Doug Kwan <dougkwan@google.com>
6371 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6372 (General_options::check_excluded_libs): Strip off directories in
6373 archive name before matching like GNU ld does.
6374 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6375 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6376 (exclude_libs_test_LDFLAGS): Add linker option
6377 -Wl,--exclude-libs,libexclude_libs_test_3
6378 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6379 an explicit archive without using -l.
6380 (alt/libexclude_libs_test_3.a): New make rule.
6381 * testsuite/Makefile.in: Regenerate.
6382 * testsuite/exclude_libs_test.c : Declare lib3_default().
6384 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6385 * exclude_libs_test_3.c: New file.
6387 2009-05-26 Nick Clifton <nickc@redhat.com>
6389 * po/id.po: New Indonesian translation.
6390 * po/gold.pot: Updated template file.
6392 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6394 * testsuite/Makefile.am: Add -ffunction-sections to compile
6395 gc_comdat_test files. Add -Wl,--gc-sections to build
6397 * testsuite/Makefile.in: Regenerate.
6398 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6400 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6402 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6403 kept comdat section was garbage collected.
6404 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6405 * testsuite/Makefile.in: Regenerate.
6406 * testsuite/gc_comdat_test.sh: New file.
6407 * testsuite/gc_comdat_test_1.cc: New file.
6408 * testsuite/gc_comdat_test_2.cc: New file.
6410 2009-05-19 Doug Kwan <dougkwan@google.com>
6412 * archive.cc (Archive::Archive): Move constructor from archive.h
6413 to here. Initialize no_export_.
6414 (Archive::get_elf_object_for_member): Set no_export flag of object.
6415 * archive.h (Archive::Archive): Move constructor body to
6417 (Archive::no_export): New method.
6418 (Archive::no_export_): New field.
6419 * object.h (Object::Object): Initialize no_export_ to false.
6420 (Object::no_export, Object::set_no_export): New methods.
6421 (Object::no_export_): New field.
6422 * options.cc (General_options::parse_exclude_libs): New method.
6423 (General_options::check_excluded_libs) Same.
6424 * options.h (exclude_libs): New option.
6425 (General_options::check_excluded_libs): New method declaration.
6426 (General_options::excluded_libs_): New field.
6427 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6428 default or protected visibility if an object has no-export flag set.
6429 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6430 (check_SCRIPTS): Add exclude_libs_test.sh.
6431 (check_DATA): Add exclude_libs_test.syms.
6432 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6433 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6434 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6435 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6436 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6437 libexclude_libs_test_2.a): New rules.
6438 * testsuite/Makefile.in: Regenerate.
6439 * testsuite/exclude_libs_test.c: New file.
6440 * testsuite/exclude_libs_test.sh: Ditto.
6441 * testsuite/exclude_libs_test_1.c: Ditto.
6442 * testsuite/exclude_libs_test_2.c: Ditto.
6444 2009-05-15 Ian Lance Taylor <iant@google.com>
6446 * configure.ac: Check for declarations for cases where libiberty.h
6447 checks HAVE_DECL_xxx.
6448 * configure, config.in: Rebuild.
6450 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6452 * gold.h (Incremental_argument_list): Remove (invalid) forward
6454 * incremental.cc (Incremental_inputs::report_achive): New method.
6455 (Incremental_inputs::report_object): New method.
6456 (Incremental_inputs::report_script): New method.
6457 (Incremental_inputs::finalize_inputs): New method.
6458 (Incremental_inputs::finalize): Call finalize_inputs().
6459 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6460 Create inputs entries.
6461 * incremental.h (Incremental_input_type): New enum.
6462 (Incremental_inputs::Incremental_input): Initialize new fields.
6463 (Incremental_inputs::report_inputs): New method.
6464 (Incremental_inputs::report_achive): New method.
6465 (Incremental_inputs::report_object): New method.
6466 (Incremental_inputs::report_script): New method.
6467 (Incremental_inputs::finalize_inputs): New method.
6468 (Incremental_inputs::Input_info): New struct.
6469 (Incremental_inputs::Input_info_map): New typedef.
6470 (Incremental_inputs::lock_): New field.
6471 (Incremental_inputs::Inputs_): New field.
6472 (Incremental_inputs::Inputs_map): New field.
6473 * main.cc (main): Call Incremental_input::report_inputs.
6474 * options.h (Input_argument_list): Typedef moved from
6476 (Input_file_group::Files): Remove, use ::Input_argument_list.
6477 (Input_file_group::Input_argument_list): Remove, use
6478 ::Input_argument_list.
6479 * plugin.cc (Plugin_manager::add_input_file): Add error in
6481 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6483 * script.cc (read_input_script): Call
6484 Incremental_input::report_script.
6485 * script.h (Script_info): New class.
6487 2009-04-27 Ian Lance Taylor <iant@google.com>
6489 * x86_64.cc (do_adjust_output_section): Set entsize to
6492 2009-04-23 Elliott Hughes <enh@google.com>
6494 * output.cc (Output_file::close): After short writes, continue
6495 writing from the correct offset in the buffer being written.
6497 2009-04-23 Chris Demetriou <cgd@google.com>
6499 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6500 * configure: Regenerate.
6501 * config.in: Regenerate.
6502 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6503 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6505 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6507 * incremental.cc (Incremental_inputs_header_data): Renamed from
6508 Incremental_input_header_data.
6509 (Incremental_inputs_header_data::data_size): New field.
6510 (Incremental_inputs_header_data::put_input_file_count): Renamed
6511 from input_file_count.
6512 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6513 from command_line_offset.
6514 (Incremental_inputs_header_data::put_reserved): Renamed from
6516 (Incremental_inputs_entry_data): Renamed from
6517 Incremental_input_entry_data.
6518 (Incremental_inputs_entry_data::data_size): New field.
6519 (Incremental_inputs::report_command_line): New method.
6520 (Incremental_inputs::finalize): New method.
6521 (Incremental_inputs::create_incremental_inputs_data): New method.
6522 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6523 * incremental.h: New file.
6524 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6525 (Layout::finalize): Create incremental inputs section in
6527 (Layout::create_incremental_info_sections): New method.
6528 * layout.h (Layout::incremental_inputs): New method.
6529 (Layout::create_incremental_info_sections): New method.
6530 (Layout::incremental_inputs_): New field.
6531 * main.cc (main): Notify Incremental_input of the command line.
6533 2009-04-01 Ian Lance Taylor <iant@google.com>
6534 Mikolaj Zalewski <mikolajz@google.com>
6536 * gold.h (reserve_unordered_map): Define, three versions, one for
6537 each version of Unordered_map.
6538 * layout.cc (Layout::Layout): Remove options parameter. Add
6539 number_of_input_files parameter. Don't initialize options_.
6540 Initialize number_of_input_files_ and resized_signatures_. Move
6541 sections_are_attached_.
6542 (Layout::layout_group): Reserve space for group_signatures_.
6543 (Layout::find_or_add_kept_section): Change name parameter to be a
6544 reference. Resize signatures_ map when it gets large enough.
6545 (Layout::layout_eh_frame): Use parameters->options() instead of
6547 (Layout::make_output_section): Likewise.
6548 (Layout::attach_allocated_section_to_segment): Likewise.
6549 (Layout::finalize, Layout::create_executable_stack): Likewise.
6550 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6551 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6552 * layout.h (class Layout): Update declarations. Remove options_
6553 field. Add number_of_input_files_ and resized_signatures_
6554 fields. Move sections_are_attached_ field.
6555 * main.cc (main): Pass number of input files to Layout
6556 constructor. Don't pass options.
6558 2009-03-30 Ian Lance Taylor <iant@google.com>
6560 * ffsll.c (ffsll): Correct implementation.
6562 2009-03-27 Ian Lance Taylor <iant@google.com>
6564 * ffsll.c: New file.
6565 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6566 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6567 * ftruncate.c (ftruncate): Declare before definition.
6568 * mremap.c (mremap): Likewise.
6569 * pread.c (pread): Likewise.
6570 * configure, Makefile.in, config.in: Rebuild.
6572 * mremap.c: New file.
6573 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6574 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6575 (mremap): Declare if HAVE_MREMAP is not defined.
6576 * configure, Makefile.in, config.in: Rebuild.
6578 2009-03-27 Cary Coutant <ccoutant@google.com>
6580 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6581 position independent.
6582 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6583 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6585 2009-03-24 Cary Coutant <ccoutant@google.com>
6587 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6589 (needs_dynamic_reloc): Likewise.
6591 2009-03-24 Ian Lance Taylor <iant@google.com>
6593 * yyscript.y (file_cmd): Recognize EXTERN.
6594 (extern_name_list, extern_name_list_body): New nonterminals.
6595 * script.cc (script_add_extern): Define.
6596 * script-c.h (script_add_extern): Declare.
6598 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6600 * object.cc (is_elf_object): Define.
6601 * object.h (is_elf_object): Declare.
6602 * archive.cc (Archive::get_elf_object_for_member): Call
6604 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6606 2009-03-24 Elliott Hughes <enh@google.com>
6608 * output.cc (Output_file::map_anonymous): Define.
6609 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6610 try an anonymous one. Report the size if the mmap fails.
6611 * output.h (class Output_file): Declare map_anonymous.
6613 2009-03-24 Ian Lance Taylor <iant@google.com>
6615 * target-select.cc (instantiate_target): Don't acquire the lock if
6616 the instantiated_target_ field has already been set.
6618 2009-03-23 Ian Lance Taylor <iant@google.com>
6620 * gold-threads.h (class Initialize_lock): Define.
6621 * gold-threads.cc (class Initialize_lock_once): Define.
6622 (initialize_lock_control): New static variable.
6623 (initialize_lock_pointer): New static variable.
6624 (initialize_lock_once): New static function.
6625 (Initialize_lock::Initialize_lock): Define.
6626 (Initialize_lock::initialize): Define.
6627 * target-select.h: Include "gold-threads.h".
6628 (class Target_selector): Add lock_ and initialize_lock_ fields.
6629 Don't define instantiate_target, just declare it.
6630 * target-select.cc (Target_selector::Target_selector): Initialize
6632 (Target_selector::instantiate_target): Define.
6633 * descriptors.h: Include "gold-threads.h".
6634 (class Descriptors): Add initialize_lock_ field.
6635 * descriptors.cc (Descriptors::Descriptors): Initialize new
6637 (Descriptors::open): Use initialize_lock_ field
6638 * errors.h (class Errors): Add initialize_lock_ field.
6639 * errors.cc (Errors::Errors): Initialize new field.
6640 (Errors::initialize_lock): Use initialize_lock_ field.
6641 * powerpc.cc (class Target_selector_powerpc): Remove
6642 instantiated_target_ field. In do_recognize call
6643 instantiate_target rather than do_instantiate_target. In
6644 do_instantiate_target just allocate a new target.
6645 * sparc.cc (class Target_selector_sparc): Likewise.
6647 * freebsd.h: New file.
6648 * i386.cc: Include "freebsd.h".
6649 (Target_i386): Derive from Target_freebsd rather than
6651 (Target_selector_i386): Derive from Target_selector_freebsd rather
6652 than Target_selector.
6653 * x86_64.cc: Include "freebsd.h".
6654 (Target_x86_64): Derive from Target_freebsd rather than
6656 (Target_selector_x86_64): Derive from Target_selector_freebsd
6657 rather than Target_selector.
6658 * target.h (class Target): Add adjust_elf_header and
6659 do_adjust_elf_header.
6660 * output.cc (Output_file_header:: do_sized_write): Call target
6661 adjust_elf_header routine.
6662 * configure.tgt: Set targ_osabi.
6663 * configure.ac: Define GOLD_DEFAULT_OSABI.
6664 * parameters.cc (Parameters::default_target): Pass
6665 GOLD_DEFAULT_OSABI to select_target.
6666 * target-select.h (class Target_selector): Make instantiate_target
6667 protected rather than private.
6668 * Makefile.am (HFILES): Add freebsd.h.
6669 * configure, Makefile.in, config.in: Rebuild.
6671 * merge.cc (do_add_input_section): Correct pend value. Change
6672 message about last entry not being null terminated from error to
6675 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6677 * incremental.cc: New file.
6678 * Makefile.am (CCFILES): Add incremental.cc.
6679 * Makefile.in: Rebuild.
6681 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6683 * layout.cc (Layout::output_section_name): Preserve names
6684 of '.note.' sections.
6686 2009-03-19 Ian Lance Taylor <iant@google.com>
6688 * descriptors.cc (Descriptors::open): Check that the options are
6689 valid before using them.
6691 2009-03-18 Ian Lance Taylor <iant@google.com>
6693 * script-sections.h: Include <list>.
6694 (class Script_sections): Change Sections_elements from std::vector
6695 to std::list. Typedef public Elements_iterator. Add
6696 orphan_section_placement_, data_segment_align_start_, and
6697 saw_data_segment_align_ fields. Remove data_segment_align_index_
6699 * script-sections.cc (class Orphan_section_placement): New class.
6700 (class Sections_element): Add virtual functions is_relro and
6701 orphan_section_init. Remove virtual function place_orphan_here.
6702 (class Output_section_definition): Add is_relro and
6703 orphan_section_init. Remove place_orphan_here.
6704 (class Orphan_output_section): Likewise.
6705 (Script_sections::Script_sections): Update for field changes.
6706 (Script_sections::data_segment_align): Set saw_data_segment_align_
6707 and data_segment_align_start_, not data_segment_align_index.
6708 (Script_sections::data_segment_relro_end): Check
6709 saw_data_segment_align_. Use data_segment_align_start_ rather
6710 than data_segment_align_index_.
6711 (Script_sections::place_orphan): Rewrite to use
6712 Orphan_section_placement.
6714 2009-03-17 Ian Lance Taylor <iant@google.com>
6716 * archive.cc (Archive::add_symbols): Check for a version attached
6717 to the symbol name in the archive map.
6718 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6719 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6720 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6721 (ver_test_11.a): New target.
6722 * testsuite/Makefile.in: Rebuild.
6724 * configure.ac: Check for chsize and posix_fallocate. Replace
6726 * ftruncate.c: New file, from gnulib.
6727 * output.cc (posix_fallocate): Define dummy version if not
6728 HAVE_POSIX_FALLOCATE.
6729 (Output_file::map): Call posix_fallocate rather than lseek and
6731 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6732 * configure, Makefile.in, config.in: Rebuild.
6734 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6736 * layout.h (Layout::create_note): Add section_name parameter.
6737 * layout.cc (Layout::create_note): Likewise.
6738 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6740 2009-03-17 Ian Lance Taylor <iant@google.com>
6742 * descriptors.cc: Include "options.h".
6743 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6744 (Descriptors::open): Always use O_CLOEXEC when opening a new
6745 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6746 then set FD_CLOEXEC.
6748 * sparc.cc (class Target_sparc): Add has_got_section.
6749 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6750 make sure we have a GOT section.
6752 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6753 (Target_sparc::Scan::local): Likewise.
6754 (Target_sparc::Scan::global): Likewise.
6755 (Target_sparc::Relocate::relocate): Likewise.
6756 (Target_sparc::Relocate::relocate_tls): Likewise.
6758 * symtab.cc (Symbol_table::define_default_version): New function,
6759 broken out of add_from_object.
6760 (Symbol_table::add_from_object): Call define_default_version.
6761 (Symbol_table::define_special_symbol): Add resolve_oldsym
6762 parameter. Change all callers. If the version for a symbol comes
6763 from a version script, resolve it with the symbol with the same
6764 name with no version. Also add the symbol without a version if
6766 (do_define_in_output_data): If resolving with oldsym, don't delete
6768 (do_define_in_output_segment): Likewise.
6769 (do_define_as_constant): Likewise.
6770 * symtab.h (class Symbol_table): Update declarations.
6772 2009-03-13 Ian Lance Taylor <iant@google.com>
6774 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6775 (Read_symbols::requeue): New function.
6776 (Read_symbols::do_read_symbols): If make_elf_object fails because
6777 the target type is not configured, and the file was searched for,
6778 issue a warning and retry with the next directory.
6779 (Add_symbols::run): If the file has an incompatible format, and
6780 it was searched for, requeue the Read_symbols task. On error,
6782 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6783 dirindex parameter to constructor. Change all callers. Declare
6784 incompatible_warning and requeue.
6785 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6786 input_argument_ and input_group_ fields. Add them to
6787 constructor. Change all callers.
6788 (class Read_script): Add dirindex_ field. Add it to constructor.
6790 * archive.cc (Archive::setup): Remove input_objects parameter.
6792 (Archive::get_file_and_offset): Likewise.
6793 (Archive::read_all_symbols): Likewise.
6794 (Archive::read_symbols): Likewise.
6795 (Archive::get_elf_object_for_member): Remove input_objects
6796 parameter. Add punconfigured parameter. Change all callers.
6797 (Archive::add_symbols): Change return type to bool. Check return
6798 value of include_member.
6799 (Archive::include_all_members): Likewise.
6800 (Archive::include_member): Change return type to bool. Return
6801 false if first included object has incompatible target. Set
6802 included_member_ field.
6803 (Add_archive_symbols::run): If add_symbols returns false, requeue
6805 * archive.h (class Archive): Add included_member_ field.
6806 Initialize it in constructor. Add input_file and searched_for
6807 methods. Update declarations.
6808 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6809 input_argument_ fields. Add them to constructor. Change all
6811 * script.cc: Include "target-select.h".
6812 (class Parser_closure): Add skip_on_incompatible_target_ and
6813 found_incompatible_target_ fields. Add
6814 skip_on_incompatible_target parameter to constructor. Change all
6815 callers. Add methods skip_on_incompatible_target,
6816 clear_skip_on_incompatible_target, found_incompatible_target, and
6817 set_found_incompatible_target.
6818 (read_input_script): Add dirindex parameter. Change all callers.
6819 If parser finds an incompatible target, requeue Read_symbols
6821 (script_set_symbol): Clear skip_on_incompatible_target in
6823 (script_add_assertion, script_parse_option): Likewise.
6824 (script_start_sections, script_add_phdr): Likewise.
6825 (script_check_output_format): New function.
6826 * script.h (read_input_script): Update declaration.
6827 * script-c.h (script_check_output_format): Declare.
6828 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6829 (ignore_cmd): Remove OUTPUT_FORMAT.
6830 * fileread.cc (Input_file::Input_file): Add explicit this.
6831 (Input_file::will_search_for): New function.
6832 (Input_file::open): Add pindex parameter. Change all callers.
6833 * fileread.h (class Input_file): Add input_file_argument method.
6834 Declare will_search_for. Update declarations.
6835 * object.cc (make_elf_object): Add punconfigured parameter.
6837 * object.h (class Object): Make input_file public. Add
6838 searched_for method.
6839 (make_elf_object): Update declaration.
6840 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6842 * dirsearch.h (class Dirsearch): Update declaration.
6843 * options.h (class General_options): Add --warn-search-mismatch.
6844 * parameters.cc (Parameters::is_compatible_target): New function.
6845 * parameters.h (class Parameters): Declare is_compatible_target.
6846 * workqueue.cc (Workqueue::add_blocker): New function.
6847 * workqueue.h (class Workqueue): Declare add_blocker.
6849 * fileread.cc (Input_file::open): Remove options parameter.
6851 (Input_file::open_binary): Likewise.
6852 * script.cc (read_input_script): Likewise.
6853 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6854 options parameter from constructor. Change all callers.
6855 (class Read_script): Likewise.
6856 * fileread.h (class Input_file): Update declarations.
6857 * script.h (read_input_script): Update declaration.
6859 2009-03-10 Nick Clifton <nickc@redhat.com>
6861 * po/es.po: New Spanish translation.
6863 2009-03-06 Cary Coutant <ccoutant@google.com>
6865 * options.cc (parse_short_option): Keep dash_z from registering itself.
6867 2009-03-03 Ian Lance Taylor <iant@google.com>
6870 * target-reloc.h (relocate_section): Pass output_section to
6872 * i386.cc (Target_i386::should_apply_static_reloc): Add
6873 output_section parameter. Change all callers.
6874 (Target_i386::Relocate::relocate): Add output_section parameter.
6875 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6876 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6877 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6878 * testsuite/two_file_shared.sh: New script.
6879 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6880 (check_DATA): Add two_file_shared.dbg.
6881 (two_file_shared.dbg): New target.
6882 * testsuite/Makefile.in: Rebuild.
6884 2009-03-01 Ian Lance Taylor <iant@google.com>
6886 * configure.ac: Check for byteswap.h.
6887 * configure: Rebuild.
6888 * config.in: Rebuild.
6890 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6892 * layout.cc (Layout::find_or_add_kept_section): New function.
6893 (Layout::add_comdat): Removed.
6894 * layout.h (struct Kept_section): Move out of class Layout.
6895 Remove trailing underscores from field names. Add group_sections
6896 field. Rename group_ field to is_group. Change all uses.
6897 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6898 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6899 comdat_groups_ field.
6900 (Sized_relobj::include_section_group): Use
6901 find_or_add_kept_section and Kept_section::group_sections.
6902 (Sized_relobj::include_linkonce_section): Likewise.
6903 * object.cc (class Sized_relobj): Don't define Comdat_group or
6904 Comdat_group_table. Remove find_comdat_group and
6905 add_comdat_group. Remove comdat_groups_ field.
6906 * plugin.cc (include_comdat_group): Use
6907 Layout::find_or_add_kept_section.
6909 2009-02-28 Ian Lance Taylor <iant@google.com>
6911 * README: --gc-sections and map files are now supported. Document
6912 some build requirements.
6915 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6916 relocatable link set the value of the section symbol to zero.
6917 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6918 relocatable link don't include the section address in the local
6921 2009-02-27 Ian Lance Taylor <iant@google.com>
6924 * options.h (class Search_directory): Add is_system_directory.
6925 (class General_options): Declare is_in_system_directory.
6926 * options.cc (get_relative_sysroot): Make static.
6927 (get_default_sysroot): Make static.
6928 (General_optoins::is_in_system_directory): New function.
6929 * fileread.cc (Input_file::is_in_system_directory): New function.
6930 * fileread.h (class Input_file): Declare is_in_system_directory.
6931 * object.h (class Object): Add is_in_system_directory.
6932 (class Input_objects): Remove system_library_directory_ field.
6933 * object.cc (Input_objects::add_object): Don't set
6934 system_library_directory_.
6935 (input_objects::found_in_system_library_directory): Remove.
6936 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6937 parameter. Change all callers.
6938 (Symbol_table::sized_write_globals): Likewise.
6939 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6940 Call Object::is_in_system_directory.
6941 * symtab.h (class Symbol_table): Update declarations.
6944 * descriptors.h (Open_descriptor): Add is_on_stack field.
6945 * descriptors.cc (Descriptors::open): If the descriptor is on the
6946 top of the stack, remove it. Initialize is_on_stack field.
6947 (Descriptors::release): Only add pod to stack if it is not on the
6949 (Descriptors::close_some_descriptor): Clear stack_next and
6953 * output.cc (Output_section::find_starting_output_address): Rename
6954 from starting_output_address; add PADDR parameter; change return
6956 * output.h (class Output_section): Declare
6957 find_starting_output_address instead of starting_output_address.
6958 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6959 section symbol for which we can't find a merge section.
6962 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6963 hidden or internal, force the symbol to be local.
6964 * resolve.cc (Symbol::override_visibility): Define.
6965 (Symbol::override_base): Use override_visibility.
6966 (Symbol_table::resolve): Likewise.
6967 (Symbol::override_base_with_special): Likewise.
6968 (Symbol_table::override_with_special): If the visibility is hidden
6969 or internal, force the symbol to be local.
6970 * symtab.h (class Symbol): Add set_visibility and
6971 override_visibility.
6972 * testsuite/ver_test_1.sh: New file.
6973 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6974 (check_DATA): Add ver_test_1.syms.
6975 (ver_test_1.syms): New target.
6976 * testsuite/Makefile.in: Rebuild.
6978 2009-02-25 Cary Coutant <ccoutant@google.com>
6980 * layout.cc (Layout::choose_output_section): Don't rename sections
6981 when using a linker script that has a SECTIONS clause.
6982 * Makefile.in: Regenerate.
6984 * testsuite/Makefile.am (script_test_5.sh): New test case.
6985 * testsuite/Makefile.in: Regenerate.
6986 * testsuite/script_test_5.cc: New file.
6987 * testsuite/script_test_5.sh: New file.
6988 * testsuite/script_test_5.t: New file.
6990 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6992 * archive.cc (Archive::include_member): Update calls to add_symbols.
6993 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6994 the Layout argument.
6995 * dynobj.h (do_add_symbols): Add the Layout argument.
6996 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6998 * object.h (Object::add_symbols): Add the Layout argument.
6999 (Object::do_add_symbols): Add the Layout argument.
7000 (Sized_relobj::do_add_symbols): Add the Layout argument.
7001 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7002 Unify the two versions.
7003 (Add_plugin_symbols): Remove.
7004 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7005 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7006 (Add_plugin_symbols): Remove.
7007 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7008 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7009 (Add_symbols::run): Make it work with Pulginobj.
7011 2009-02-06 Ian Lance Taylor <iant@google.com>
7013 * object.cc (Sized_relobj::do_layout): Make info message start
7014 with lower case letter.
7016 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7018 * binary.cc: Fix file comment.
7020 * options.h (enum Incremental_disposition): Define.
7021 (class General_options): Add new options: --incremental,
7022 --incremental_changed, --incremental_unchanged,
7023 --incremental_unknown. Add incremental_disposition_ and
7024 implicit_incremental_ fields.
7025 (General_options::incremental_disposition): New function.
7026 (class Position_dependent_options): Add incremental_disposition
7028 (Position_dependent_options::copy_from_options): Set incremental
7030 * options.cc (General_options::parse_incremental_changed): New
7032 (General_options::parse_incremental_unchanged): New function.
7033 (General_options::parse_incremental_unknown): New function.
7034 (General_options::General_options): Initialize new fields
7035 incremental_disposition_ and implicit_incremental_.
7036 (General_options::finalize): Check for uasge of --incremental-*
7037 without --incremental.
7039 2009-02-06 Chris Demetriou <cgd@google.com>
7041 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7042 pointer and to report location as the file name associated with
7044 (gold_undefined_symbol_at_location): New function to replace the
7045 old gold_undefined_symbol functionality.
7046 * target-reloc.h (relocate_section): Update to use
7047 gold_undefined_symbol_at_location.
7048 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7049 Call gold_undefined_symbol function rather than gold_error.
7050 * errors.h (Errors::undefined_symbol): Take location as a
7051 string, rather than calculating it from a relocation.
7052 * errors.cc (Errors::fatal): Print "fatal error:" before the
7054 (Errors::error, Errors::error_at_location): Print "error: "
7055 before the formatted message.
7056 (Errors::undefined_symbol): Take location as a string, rather
7057 than calculating it from a relocation.
7058 (gold_undefined_symbol_at_location): New function akin to
7059 old gold_undefined_symbol, calculates location from relocation.
7060 (gold_undefined_symbol): Change to take only a Symbol pointer
7061 and to report location as the file name associated with the symbol.
7062 * testsuite/debug_msg.sh: Update for changed error messages.
7063 * testsuite/undef_symbol.sh: Likewise.
7065 2009-02-04 Duncan Sands <baldrick@free.fr>
7068 * reduced_debug_output.h
7069 (Output_reduced_debug_abbrev_section::failed): Use format for
7071 (Output_reduced_debug_info_section::faild): Likewise.
7073 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7075 * script.cc (Lazy_demangler): New class.
7076 (Version_script_info::get_symbol_version_helper): Demangle a
7079 2009-01-29 Cary Coutant <ccoutant@google.com>
7081 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7083 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7085 2009-01-28 Ian Lance Taylor <iant@google.com>
7087 * version.cc (version_string): Bump to 1.9.
7089 * gold.h: Include <cstring> and <stdint.h>.
7090 * version.cc: Include <cstdio>.
7091 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7093 * reduced_debug_output.cc (insert_into_vector): Rename from
7094 Insert_into_vector; change all callers. Use Swap_unaligned to
7095 avoid aliasing issue; remove union since it is unnecessary.
7097 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7099 * Makefile.am (CCFILES): Add gc.cc.
7101 * Makefile.in: Regenerate.
7102 * gold.cc (Gc_runner): New class.
7103 (queue_initial_tasks): Call garbage collection related tasks
7104 when corresponding options are invoked.
7105 (queue_middle_gc_tasks): New function.
7106 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7107 processed early before laying out sections during garbage collection.
7108 * gold.h (queue_middle_gc_tasks): New function.
7109 (is_prefix_of): Move from "layout.cc".
7110 * i386.cc (Target_i386::gc_process_relocs): New function.
7111 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7112 * main.cc (main): Create object of class "Garbage_collection".
7113 * object.cc (Relobj::copy_symbols_data): New function.
7114 (Relobj::is_section_name_included): New function.
7115 (Sized_relobj::do_layout): Allow this function to be called twice
7116 during garbage collection and defer layout of section during the
7118 * object.h (Relobj::get_symbols_data): New function.
7119 (Relobj::is_section_name_included): New function.
7120 (Relobj::copy_symbols_data): New function.
7121 (Relobj::set_symbols_data): New function.
7122 (Relobj::get_relocs_data): New function.
7123 (Relobj::set_relocs_data): New function.
7124 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7125 (Relobj::gc_process_relocs): New function.
7126 (Relobj::do_gc_process_relocs): New pure virtual function.
7127 (Relobj::sd_): New data member.
7128 (Sized_relobj::is_output_section_offset_invalid): New function.
7129 (Sized_relobj::do_gc_process_relocs): New function.
7130 * options.h (General_options::gc_sections): Modify to not be a no-op.
7131 (General_options::print_gc_sections): New option.
7132 * plugin.cc (Plugin_finish::run): Remove function call to
7133 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7134 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7135 * reloc.cc (Read_relocs::run): Add task to process relocs and
7136 determine unreferenced sections when doing garbage collection.
7137 (Gc_process_relocs): New class.
7138 (Sized_relobj::do_gc_process_relocs): New function.
7139 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7140 sections that are garbage collected.
7141 * reloc.h (Gc_process_relocs): New class.
7142 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7143 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7144 symbols whose corresponding sections are garbage collected.
7145 (Symbol_table::Symbol_table): Add new parameter for the garbage
7147 (Symbol_table::gc_mark_undef_symbols): New function.
7148 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7149 (Symbol_table::gc_mark_dyn_syms): New function.
7150 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7152 (Symbol_table::add_from_object): Likewise.
7153 (Symbol_table::add_from_relobj): When building shared objects, do not
7154 treat externally visible symbols as garbage.
7155 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7156 table information for static and relocatable links.
7157 * symtab.h (Symbol_table::set_gc): New function.
7158 (Symbol_table::gc): New function.
7159 (Symbol_table::gc_mark_undef_symbols): New function.
7160 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7161 (Symbol_table::gc_mark_dyn_syms): New function.
7162 (Symbol_table::gc_): New data member.
7163 * target.h (Sized_target::gc_process_relocs): New pure virtual
7165 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7166 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7168 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7170 * options.h (General_options::gc_sections): Define as a no-op for now.
7171 (General_options::no_keep_memory): Ditto.
7172 (General_options::Bshareable): Define.
7173 * options.cc (General_options::finalize): Honor -Bshareable.
7175 2009-01-20 Andreas Schwab <schwab@suse.de>
7177 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7178 read the value in the contents, since we don't use it. Use the
7179 template endianness when writing.
7180 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7182 2009-01-19 Andreas Schwab <schwab@suse.de>
7184 * configure.tgt (powerpc64-*): Fix targ_obj.
7186 2009-01-15 Ian Lance Taylor <iant@google.com>
7188 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7189 local symbols when stripping all symbols.
7191 2009-01-14 Cary Coutant <ccoutant@google.com>
7193 * output.cc (Output_reloc): Add explicit instantiations.
7195 2009-01-14 Cary Coutant <ccoutant@google.com>
7197 * archive.cc (Archive::get_elf_object_for_member): Remove call
7198 to File_read::claim_for_plugin.
7199 * descriptors.cc (Descriptors::open): Remove reference to
7201 (Descriptors::claim_for_plugin): Remove.
7202 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7203 (Descriptors::is_claimed): Remove.
7204 (claim_descriptor_for_plugin): Remove.
7205 * fileread.cc (File_read::claim_for_plugin): Remove.
7206 * fileread.h (File_read::claim_for_plugin): Remove.
7207 (File_read::descriptor): Reopen descriptor if necessary.
7208 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7209 (Plugin_manager::all_symbols_read): Add task parameter. Change
7211 (Plugin_manager::get_input_file): New function.
7212 (Plugin_manager::release_input_file): New function.
7213 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7214 corresponding data member.
7215 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7216 and pass to base constructor. Change all callers.
7217 (get_input_file, release_input_file): New functions.
7218 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7219 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7220 (Plugin_manager::all_symbols_read): Add task parameter.
7221 (Plugin_manager::get_input_file): New function.
7222 (Plugin_manager::release_input_file): New function.
7223 (Plugin_manager::task_): New data member.
7224 (Pluginobj::Pluginobj): Add filesize parameter.
7225 (Pluginobj::filename): New function.
7226 (Pluginobj::descriptor): New function.
7227 (Pluginobj::filesize): New function.
7228 (Pluginobj::filesize_): New data member.
7229 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7230 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7231 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7233 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7234 with archive libraries.
7235 * testsuite/Makefile.in: Regenerate.
7236 * testsuite/plugin_test.c (struct sym_info): New type.
7237 (get_input_file, release_input_file): New static variables.
7238 (onload): Capture new transfer vector entries.
7239 (claim_file_hook): Stop reading at end of file according to filesize.
7240 Factor out parsing of readelf output into separate function.
7241 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7242 APIs and get the source file name from the symbol table. Convert
7243 source file name to corresponding object file name. Print info
7244 message when adding new input files.
7245 (parse_readelf_line): New function.
7246 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7247 * testsuite/plugin_test_2.sh: Likewise.
7248 * testsuite/plugin_test_3.sh: Likewise.
7249 * testsuite/plugin_test_4.sh: New test case.
7251 2009-01-07 Ian Lance Taylor <iant@google.com>
7253 * version.cc (version_string): Bump to 1.8.
7255 2008-12-23 Cary Coutant <ccoutant@google.com>
7257 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7258 * plugin.cc (Plugin_manager::finish): Rename as
7259 layout_deferred_objects. Move cleanup to separate function.
7260 (Plugin_manager::cleanup): New function.
7261 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7263 * plugin.h (Plugin_manager::finish): Rename as
7264 layout_deferred_objects.
7265 (Plugin_manager::cleanup): New function.
7266 (Plugin_manager::cleanup_done): New field.
7268 2008-12-23 Cary Coutant <ccoutant@google.com>
7270 * plugin.cc (is_visible_from_outside): New function.
7271 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7272 so we don't return "IR only" status for exported symbols or -r links.
7274 * testsuite/Makefile.am (plugin_test_3): New test case.
7275 * testsuite/Makefile.in: Regenerate.
7276 * testsuite/plugin_test_3.sh: New file.
7278 2008-12-22 Cary Coutant <ccoutant@google.com>
7280 * object.cc (Sized_relobj::layout_section): New function.
7281 (Sized_relobj::do_layout): Defer layout of input sections until after
7282 plugin has provided replacement files.
7283 (Sized_relobj::do_layout_deferred_sections): New function.
7284 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7285 (Relobj::layout_deferred_sections): New function.
7286 (Relobj::do_layout_deferred_sections): New function.
7287 (Sized_relobj::do_layout_deferred_sections): New function.
7288 (Sized_relobj::layout_section): New function.
7289 (Sized_relobj::Deferred_layout): New structure.
7290 (Sized_relobj::deferred_layout_): New field.
7291 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7292 Change all callers. Layout deferred sections.
7293 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7295 (Plugin_hook::run): Move code from do_plugin_hook inline.
7296 (Plugin_hook::do_plugin_hook): Remove.
7297 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7298 (Plugin_manager::finish): Renamed, was cleanup.
7299 (Plugin_manager::should_defer_layout): New function.
7300 (Plugin_manager::add_deferred_layout_object): New function.
7301 (Plugin_manager::Deferred_layout_list): New type.
7302 (Plugin_manager::deferred_layout_objects_): New field.
7303 (Plugin_hook::do_plugin_hook): Remove.
7305 2008-12-17 Ian Lance Taylor <iant@google.com>
7307 * options.h (class General_options): Add --no case for
7310 2008-12-16 Cary Coutant <ccoutant@google.com>
7312 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7314 (Plugin_manager::claim_file): Create plugin object even if
7315 plugin did not call the add_symbols callback.
7316 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7317 asking for more symbols than were added.
7318 * testsuite/Makefile.am (plugin_test_1): Add test case with
7320 (empty.syms): New target.
7321 * testsuite/Makefile.in: Regenerate.
7322 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7323 message. Don't call add_symbols if no globals.
7324 (all_symbols_read_hook): Don't provide replacement for empty
7327 2008-12-12 Ian Lance Taylor <iant@google.com>
7329 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7330 r_type == 0 for a local symbol with r_sym == 0.
7331 (scan_relocatable_relocs): Pass r_sym to
7332 local_non_section_strategy.
7333 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7336 * configure.ac: Update test for TLS descriptors: they are
7337 supported as of glibc 2.9.
7338 * configure: Rebuild.
7340 2008-12-11 Ian Lance Taylor <iant@google.com>
7343 * target-reloc.h (Default_scan_relocatable_relocs): For each
7344 function, map r_type == 0 to RELOC_DISCARD.
7346 2008-12-10 Cary Coutant <ccoutant@google.com>
7348 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7349 object to override a kept COMDAT group from a plugin object.
7351 2008-12-09 Ian Lance Taylor <iant@google.com>
7354 * yyscript.y (file_cmd): Handle INPUT.
7356 * testsuite/initpri1.c: Change all declarations to be full
7357 prototypes by adding void, to avoid compiler warnings.
7359 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7361 * options.cc (General_options::parse_plugin_opt): New.
7362 (General_options::add_plugin): The argument now is just the filename.
7363 (General_options::add_plugin_option): New.
7364 * options.h (plugin_opt): New.
7365 (add_plugin): Change argument name.
7366 (add_plugin_option): New.
7367 * plugin.cc (Plugin::load): Don't parse the plugin option.
7368 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7369 (Plugin::add_option): New.
7370 (Plugin::args_): Change type.
7371 (Plugin::filename_): New.
7372 (Plugin_manager::add_plugin_option): New.
7373 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7374 * testsuite/Makefile.in: Regenerate.
7376 2008-12-05 Cary Coutant <ccoutant@google.com>
7378 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7379 Handle --strip-lto-sections option.
7380 * options.h (strip_lto_sections): New option.
7382 2008-12-01 Cary Coutant <ccoutant@google.com>
7384 * plugin.cc (ld_plugin_message): Change format parameter to const.
7385 Fix mismatch between new[] and delete.
7387 2008-11-14 Cary Coutant <ccoutant@google.com>
7389 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7392 2008-11-05 Craig Silverstein <csilvers@google.com>
7394 * options.cc (General_options::parse_dynamic_list): New function.
7395 * options.h (General_options): New flags dynamic_list,
7396 dynamic_list_data, dynamic_list_cpp_new, and
7397 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7398 (General_options::in_dynamic_list): New function.
7399 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7400 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7401 (Lex::can_continue_name): Likewise.
7403 (read_script_file): New parameter script_options.
7404 (read_dynamic_list): New function.
7405 (Script_options::define_dynamic_list): New function.
7406 (dynamic_list_keyword_parsecodes): New variable.
7407 (dynamic_list_keywords): New variable.
7408 * script.h (Script_options::define_dynamic_list): New function
7410 (read_dynamic_list): New function prototype.
7411 * symtab.cc (strprefix): New macro.
7412 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7413 dynamic_list_data, dynamic_list_cpp_new, and
7414 dynamic_list_cpp_typeinfo.
7415 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7416 (dynamic_list_expr): New rule.
7417 (dynamic_list_nodes): Likewise.
7418 (dynamic_list_node): Likewise.
7419 * testsuite/Makefile.am (dynamic_list): New test.
7420 * testsuite/Makefile.in: Regenerated.
7421 * testsuite/dynamic_list.t: New file.
7422 * testsuite/dynamic_list.sh: New file.
7424 2008-11-05 Craig Silverstein <csilvers@google.com>
7426 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7427 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7428 (t11_last): Likewise.
7429 * testsuite/ver_test_6.c (main): Likewise.
7431 2008-10-07 Cary Coutant <ccoutant@google.com>
7433 * options.c (General_options::finalize): Add check for -static and
7435 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7438 2008-10-02 Cary Coutant <ccoutant@google.com>
7440 * plugin.cc (make_sized_plugin_object): Fix conditional
7441 compilation to work when not all targets are enabled.
7443 2008-09-29 Cary Coutant <ccoutant@google.com>
7445 * archive.cc (Archive::get_file_and_offset): Use filename instead
7446 of name to get library path.
7447 (Archive::include_member): Unlock external member of a thin archive.
7449 * testsuite/Makefile.am (TEST_AR): New variable.
7450 (thin_archive_test_1): New test.
7451 (thin_archive_test_2): New test.
7452 * testsuite/Makefile.in: Regenerate.
7453 * testsuite/thin_archive_main.cc: New file.
7454 * testsuite/thin_archive_test_1.cc: New file.
7455 * testsuite/thin_archive_test_2.cc: New file.
7456 * testsuite/thin_archive_test_3.cc: New file.
7457 * testsuite/thin_archive_test_4.cc: New file.
7459 2008-09-29 Cary Coutant <ccoutant@google.com>
7461 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7462 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7464 (Sized_relobj::do_finalize_local_symbols): Likewise.
7465 (Sized_relobj::map_to_kept_section): Likewise.
7466 * object.h (Sized_relobj::invalid_address): New constant.
7467 (Sized_relobj::do_output_section_offset): Check for invalid_address
7469 * output.cc (Output_reloc::local_section_offset): Use constant
7470 invalid_address instead of -1U.
7471 (Output_reloc::get_address): Likewise.
7472 (Output_section::output_address): Change -1U to -1ULL.
7473 * output.h (Output_reloc::invalid_address): New constant.
7474 * reloc.cc (Sized_relobj::write_sections): Use constant
7475 invalid_address instead of -1U.
7476 (Sized_relobj::relocate_sections): Likewise.
7477 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7478 values for merge sections.
7479 * target-reloc.h (relocate_for_relocatable): Use constant
7480 invalid_address instead of -1U.
7482 2008-09-19 Cary Coutant <ccoutant@google.com>
7484 Add plugin functionality for link-time optimization (LTO).
7485 * configure.ac (plugins): Add --enable-plugins option.
7486 * configure: Regenerate.
7487 * config.in: Regenerate.
7488 * Makefile.am (LIBDL): New variable.
7489 (CCFILES): Add plugin.cc.
7490 (HFILES): Add plugin.h.
7491 (ldadd_var): Add LIBDL.
7492 * Makefile.in: Regenerate.
7494 * archive.cc: Include "plugin.h".
7495 (Archive::setup): Don't preread archive symbols when using a plugin.
7496 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7497 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7499 (Archive::include_member): Add symbols from plugin objects.
7500 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7501 * descriptors.cc (Descriptors::open): Check for file descriptors
7502 abandoned by plugins.
7503 (Descriptors::claim_for_plugin): New function.
7504 * descriptors.h (Descriptors::claim_for_plugin): New function.
7505 (Open_descriptor::is_claimed): New field.
7506 (claim_descriptor_for_plugin): New function.
7507 * fileread.cc (File_read::claim_for_plugin): New function.
7508 * fileread.h (File_read::claim_for_plugin): New function.
7509 (File_read::descriptor): New function.
7510 * gold.cc: Include "plugin.h".
7511 (queue_initial_tasks): Add task to call plugin hooks for generating
7513 * main.cc: Include "plugin.h".
7514 (main): Load plugin libraries.
7515 * object.h (Pluginobj): Declare.
7516 (Object::pluginobj): New function.
7517 (Object::do_pluginobj): New function.
7518 (Object::set_target): New function.
7519 * options.cc: Include "plugin.h".
7520 (General_options::parse_plugin): New function.
7521 (General_options::General_options): Initialize plugins_ field.
7522 (General_options::add_plugin): New function.
7523 * options.h (Plugin_manager): Declare.
7524 (General_options): Add --plugin option.
7525 (General_options::has_plugins): New function.
7526 (General_options::plugins): New function.
7527 (General_options::add_plugin): New function.
7528 (General_options::plugins_): New field.
7529 * plugin.cc: New file.
7530 * plugin.h: New file.
7531 * readsyms.cc: Include "plugin.h".
7532 (Read_symbols::do_read_symbols): Check for archive before checking
7533 for ELF file. Call plugin hooks to claim files.
7534 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7535 from a real object file; force override when processing replacement
7537 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7538 (Symbol::init_base_object): Likewise.
7539 (Symbol::init_base_output_data): Likewise.
7540 (Symbol::init_base_output_segment): Likewise.
7541 (Symbol::init_base_constant): Likewise.
7542 (Symbol::init_base_undefined): Likewise.
7543 (Symbol::output_section): Assert that object is not a plugin.
7544 (Symbol_table::add_from_pluginobj): New function.
7545 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7547 (Symbol_table::sized_write_globals): Likewise.
7548 (Symbol_table::add_from_pluginobj): Instantiate template.
7549 * symtab.h (Sized_pluginobj): Declare.
7550 (Symbol::in_real_elf): New function.
7551 (Symbol::set_in_real_elf): New function.
7552 (Symbol::in_real_elf_): New field.
7553 (Symbol_table::add_from_pluginobj): New function.
7555 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7556 (LIBDL): New variable.
7558 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7559 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7560 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7561 (MOSTLYCLEANFILES): Likewise.
7562 * testsuite/Makefile.in: Regenerate.
7563 * testsuite/plugin_test.c: New file.
7564 * testsuite/plugin_test_1.sh: New file.
7565 * testsuite/plugin_test_2.sh: New file.
7567 2008-09-16 Ian Lance Taylor <iant@google.com>
7569 * target-reloc.h (relocate_section): Check whether a symbol is
7570 defined by the ABI before reporting an undefined symbol error.
7571 * target.h (Target::is_defined_by_abi): Make parameter const.
7572 (Target::do_is_defined_by_abi): Likewise.
7573 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7574 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7575 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7576 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7577 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7578 * testsuite/Makefile.in: Rebuild.
7580 * fileread.cc (make_view): Add casts to avoid warning.
7582 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7584 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7585 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7587 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7589 * options.h (General_options::output_is_executable): New.
7590 (General_options::output_is_pie): New.
7591 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7592 for shared libraries.
7593 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7595 2008-09-11 Chris Demetriou <cgd@google.com>
7597 * options.h (origin): New -z option.
7598 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7599 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7602 2008-09-05 Cary Coutant <ccoutant@google.com>
7604 * fileread.cc (File_read::make_view): Add check for attempt to map
7607 2008-09-05 Cary Coutant <ccoutant@google.com>
7609 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7610 explicit instantiations.
7612 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7615 * options.cc (General_options::finalize): Allow undefined symbols
7616 in shlibs if linking -shared.
7619 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7620 symbols as not needing a dynsym entry.
7622 2008-08-20 Craig Silverstein <csilvers@google.com>
7624 * fileread.cc (File_read::open): Do not lock the file unless it
7625 was successfully opened.
7627 2008-08-14 Cary Coutant <ccoutant@google.com>
7629 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7630 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7631 * testsuite/tls_test.cc (struct int128): 128-bit struct
7632 for testing TLS relocs with non-zero addend.
7633 (v12): New TLS variable.
7635 (t_last): Add check for v12.
7636 * testsuite/tls_test.h (t12): New function.
7637 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7639 2008-08-13 Ian Lance Taylor <iant@google.com>
7641 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7642 set tls_segment_ or relro_segment_.
7643 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7645 * output.h (Output_section::clear_is_relro): New function.
7646 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7647 sections specially even when output_data_ is empty.
7648 (Output_segment::maximum_alignment): When first section is relro,
7649 only force alignment for PT_LOAD segments.
7650 * script.cc (script_data_segment_align): New function.
7651 (script_data_segment_relro_end): New function.
7652 * script-c.h (script_data_segment_align): Declare.
7653 (script_data_segment_relro_end): Declare.
7654 * script-sections.h (class Script_sections): Declare
7655 data_segment_align and data_segment_relro_end. Add fields
7656 segment_align_index_ and saw_relro_end_.
7657 * script-sections.cc (class Sections_element): Add set_is_relro
7658 virtual function. Add new bool* parameter to place_orphan_here.
7659 Add get_output_section virtual function.
7660 (class Output_section_definition): Add set_is_relro. Add new
7661 bool* parameter to place_orphan_here. Add get_output_section.
7662 Add is_relro_ field.
7663 (Output_section_definition::Output_section_definition): Initialize
7664 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7665 and is_relro_ fields.
7666 (Output_section_definition::place_orphan_here): Add is_relro
7668 (Output_section_definition::set_section_addresses): Set relro for
7670 (Output_section_definition::alternate_constraint): Likewise.
7671 (class Orphan_output_section): Add new bool* parameter to
7672 place_orphan_here. Add get_output_section.
7673 (Orphan_output_section::place_orphan_here): Add is_relro
7675 (Script_sections::Script_sections): Initialize
7676 data_segment_align_index_ and saw_relro_end_.
7677 (Script_sections::data_segment_align): New function.
7678 (Script_sections::data_segment_relro_end): New function.
7679 (Script_sections::place_orphan): Set or clear is_relro.
7680 (Script_sections::set_section_addresses): Force alignment of first
7682 * yyscript.y (exp): Call script_data_segment_align and
7683 script_data_segment_relro_end.
7684 * testsuite/relro_script_test.t: New file.
7685 * testsuite/relro_test.cc (using_script): Declare.
7686 (t1, t2): Test using_script.
7687 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7688 (relro_script_test_SOURCES): Define.
7689 (relro_script_test_DEPENDENCIES): Define.
7690 (relro_script_test_LDFLAGS): Define.
7691 (relro_script_test_LDADD): Define.
7692 (relro_script_test.so): New target.
7693 * testsuite/Makefile.in: Rebuild.
7695 2008-08-06 Cary Coutant <ccoutant@google.com>
7697 * archive.cc (Archive::total_archives, Archive::total_members)
7698 (Archive::total_members_loaded): New variables.
7699 (Archive::setup): Add parameter. Add option to preread
7701 (Archive::read_armap): Add counter.
7702 (Archive::get_file_and_offset): New function.
7703 (Archive::get_elf_object_for_member): New function.
7704 (Archive::read_all_symbols): New function.
7705 (Archive::read_symbols): New function.
7706 (Archive::add_symbols): Add counters.
7707 (Archive::include_all_members): Use armap to find members if it's
7709 (Archive::include_member): Skip reading symbols if already read.
7710 Factored code into Archive::get_file_and_offset and
7711 Archive::get_elf_object_for_member. Changed call to
7712 Mapfile::report_include_archive_member.
7713 (Archive::print_stats): New function.
7714 * archive.h: Declare Object and Read_symbols_data classes.
7715 (Archive::Archive): Add initializers for new members.
7716 (Archive::setup): Add parameter.
7717 (Archive::print_stats): New function.
7718 (Archive::total_archives, Archive::total_members)
7719 (Archive::total_members_loaded): New variables.
7720 (Archive::get_file_and_offset): New function.
7721 (Archive::get_elf_object_for_member): New function.
7722 (Archive::read_all_symbols): New function.
7723 (Archive::read_symbols): New function.
7724 (Archive::Archive_member): New class.
7725 (Archive::members_): New member.
7726 (Archive::num_members_): New member.
7727 * main.cc: Include archive.h.
7728 (main): Call Archive::print_stats.
7729 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7730 archive parameter; member_name is now the fully-decorated name.
7731 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7732 * options.h: (General_options): Add --preread-archive-symbols option.
7733 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7736 2008-08-04 Ian Lance Taylor <iant@google.com>
7738 * symtab.h (Symbol::use_plt_offset): New function.
7739 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7740 * powerpc.cc (Relocate::relocate): Likewise.
7741 * sparc.cc (Relocate::relocate): Likewise.
7742 * x86_64.cc (Relocate::relocate): Likewise.
7743 * testsuite/weak_plt.sh: New test.
7744 * testsuite/weak_plt_main.cc: New test.
7745 * testsuite/weak_plt_shared.cc: New test.
7746 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7747 (check_PROGRAMS): Add weak_plt.
7748 (check_DATA): Add weak_plt_shared.so.
7749 (weak_plt_main_pic.o, weak_plt): New targets.
7750 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7751 * testsuite/Makefile.in: Rebuild.
7753 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7755 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7756 * testsuite/Makefile.in: Rebuild.
7758 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7760 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7761 * Makefile.in: Regenerate.
7762 * po/POTFILES.in: Regenerate.
7764 2008-07-29 Ian Lance Taylor <iant@google.com>
7766 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7767 symbols before other symbols.
7768 * testsuite/script_test_2.cc (test_addr): Declare.
7769 (test_addr_alias): Declare.
7770 (main): Check that test_addr and test_addr_alias have the right
7772 * testsuite/script_test_2.t: Define test_addr_alias and
7775 2008-07-24 Ian Lance Taylor <iant@google.com>
7778 * descriptors.cc: New file.
7779 * descriptors.h: New file.
7780 * gold-threads.h (class Hold_optional_lock): New class.
7781 * fileread.cc: Include "descriptors.h".
7782 (File_read::~File_read): Release descriptor rather than closing
7784 (File_read::open) [file]: Call open_descriptor rather than open.
7785 Set is_descriptor_opened_.
7786 (File_read::open) [memory]: Assert that descriptor is not open.
7787 (File_read::reopen_descriptor): New function.
7788 (File_read::release): Release descriptor.
7789 (File_read::do_read): Make non-const. Reopen descriptor.
7790 (File_read::read): Make non-const.
7791 (File_read::make_view): Reopen descriptor.
7792 (File_read::do_readv): Likewise.
7793 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7794 Update declarations.
7795 * layout.cc: Include "descriptors.h".
7796 (Layout::create_build_id): Use open_descriptor rather than open.
7797 * output.cc: Include "descriptors.h".
7798 (Output_file::open): Use open_descriptor rather than open.
7799 * archive.cc (Archive::const_iterator): Change Archive to be
7801 (Archive::begin, Archive::end): Make non-const.
7802 (Archive::count_members): Likewise.
7803 * archive.h (class Archive): Update declarations.
7804 * object.h (Object::read): Make non-const.
7805 * Makefile.am (CCFILES): Add descriptors.cc.
7806 (HFILES): Add descriptors.h.
7807 * Makefile.in: Rebuild.
7810 * gold.h: Always include <clocale>. Add Solaris workarounds
7811 following code in binutils/sysdep.h.
7814 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7815 this->eh_frame_hdr_ is NULL before using it.
7817 * dynobj.cc (Versions::Versions): Update comment.
7819 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7820 the base version name.
7822 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7823 array size plus one.
7824 (Stringpool_template::set_string_offsets): Subtract one from key
7825 before using it as an array index.
7826 (Stringpool_template::get_offset_with_length): Likewise.
7827 (Stringpool_template::write_to_buffer): Likewise.
7828 * stringpool.h (Stringpool_template::get_offset_from_key):
7831 2008-07-23 Ian Lance Taylor <iant@google.com>
7834 * object.h (Merged_symbol_value::value): Do our best to handle a
7838 * script.cc (Version_script_info::get_versions): Don't add empty
7839 version tag to return value.
7840 (Version_script_info::get_symbol_version_helper): Change return
7841 type to bool. Add pversion parameter. Change all callers.
7842 (script_register_vers_node): Don't require a non-NULL tag.
7843 * script.h (class Version_script_info): Update declarations.
7844 (Version_script_info::get_symbol_version): Change return type to
7845 bool. Add version parameter. Change all callers.
7846 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7847 handling. Handle an empty version from a version script.
7848 (Symbol_table::define_special_symbol): Likewise.
7849 * testsuite/ver_test_10.script: New file.
7850 * testsuite/ver_test_10.sh: New file.
7851 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7852 (check_DATA): Add ver_test_10.syms.
7853 (ver_test_10.syms, ver_test_10.so): New target.
7854 * testsuite/Makefile.in: Rebuild.
7856 2008-07-23 Simon Baldwin <simonb@google.com>
7858 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7859 to zero for undefined symbols from dynamic libraries.
7861 2008-07-23 Ian Lance Taylor <iant@google.com>
7863 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7865 * symtab.h (class Symbol_table): Update declaration.
7866 * testsuite/ver_test_9.cc: New file.
7867 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7868 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7869 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7870 (ver_test_9.so, ver_test_9.o): New targets.
7871 * testsuite/Makefile.in: Rebuild.
7873 2008-07-22 Ian Lance Taylor <iant@google.com>
7875 * options.h (class General_options): Define --check-sections.
7876 * layout.cc (Layout::set_segment_offsets): Handle
7879 * options.h (class General_options): Define -n/--nmagic and
7881 * options.cc (General_options::finalize): For -n/--nmagic or
7882 -N/--omagic, set -static.
7883 * layout.cc (Layout::attach_allocated_section_to_segment): If
7884 -N/--omagic, don't put read-only and read-write sections in
7886 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7887 finding a read-only segment.
7888 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7889 don't set the minimum segment alignment to the common page size,
7890 and don't set the file offset to the address modulo the page size.
7891 * script-sections.cc (Script_sections::create_segments): If
7892 -n/--omagic, don't put read-only and read-write sections in
7895 * cref.cc: New file.
7897 * options.h (class General_options): Add --print-symbol-counts.
7898 * main.cc (main): Issue defined symbol report if requested.
7899 * archive.cc (Archive::interpret_header): Make into a const member
7901 (Archive::add_symbols): Call Input_objects::archive_start and
7903 (Archive::const_iterator): Define new class.
7904 (Archive::begin, Archive::end): New functions.
7905 (Archive::include_all_members): Rewrite to use iterator.
7906 (Archive::count_members): New function.
7907 * archive.h (class Archive): Update declarations.
7908 (Archive::filename): New function.
7909 * object.cc: Include "cref.h".
7910 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7911 (Sized_relobj::do_get_global_symbol_counts): New function.
7912 (Input_objects::add_object): Add object to cross-referencer.
7913 (Input_objects::archive_start): New function.
7914 (Input_objects::archive_stop): New function.
7915 (Input_objects::print_symbol_counts): New function.
7916 * object.h: Declare Cref and Archive.
7917 (Object::get_global_symbol_counts): New function.
7918 (Object::do_get_global_symbol_counts): New pure virtual function.
7919 (class Sized_relobj): Add defined_count_ field. Update
7921 (class Input_objects): Add cref_ field. Update constructor.
7922 Update declarations.
7923 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7925 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7927 (Sized_dynobj::do_get_global_symbol_counts): New function.
7928 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7929 defined_count_. Update declarations. Define Symbols typedef.
7930 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7931 parameter. Change all callers.
7932 (Symbol_table::add_from_dynobj): Add sympointers and defined
7933 parameters. Change all callers.
7934 * symtab.h (class Symbol_table): Update declarations.
7935 * Makefile.am (CCFILES): Add cref.cc.
7936 (HFILES): Add cref.h.
7937 * Makefile.in: Rebuild.
7939 2008-07-22 Simon Baldwin <simonb@google.com>
7941 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7942 to zero when writing undefined symbols.
7944 2008-07-22 Ian Lance Taylor <iant@google.com>
7946 * output.cc (Output_section::add_input_section): Don't try to
7947 merge empty merge sections.
7949 2008-07-21 Craig Silverstein <csilvers@google.com>
7951 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7952 Include symbol version in error message.
7954 2008-07-20 Chris Demetriou <cgd@google.com>
7956 * configure.ac (gold_cv_c_random_seed): New configured variable.
7957 (RANDOM_SEED_CFLAGS): New substituted variable.
7958 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7959 * configure: Rebuild.
7960 * Makefile.in: Likewise.
7961 * testsuite/Makefile.in: Likewise.
7963 2008-07-18 Ian Lance Taylor <iant@google.com>
7965 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7966 where we see NAME/NULL and NAME/VERSION as separate symbols.
7967 * testsuite/ver_test_main.cc (main): Call t4.
7968 (t4, t4_2a): Define.
7969 * testsuite/ver_test_2.cc (t4_2): Define.
7970 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7971 * testsuite/ver_test_4.cc (t4_2a): Define.
7972 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7973 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7975 2008-07-17 Ian Lance Taylor <iant@google.com>
7977 * dynobj.cc (Versions::add_def): If we give an error about a
7978 missing version, go ahead and create the version anyhow.
7980 2008-07-10 Ian Lance Taylor <iant@google.com>
7982 Handle output sections with more than 0x7fffffff bytes.
7983 * object.h (class Relobj): Change map_to_output_ to
7984 output_sections_, and just keep a section pointer. Change all
7985 uses. Move comdat group support to Sized_relobj.
7986 (Relobj::is_section_specially_mapped): Remove.
7987 (Relobj::output_section): Remove poff parameter. Change all
7989 (Relobj::output_section_offset): New function.
7990 (Relobj::set_section_offset): Rewrite.
7991 (Relobj::map_to_output): Remove.
7992 (Relobj::output_sections): New function.
7993 (Relobj::do_output_section_offset): New pure virtual function.
7994 (Relobj::do_set_section_offset): Likewise.
7995 (class Sized_relobj): Add section_offsets_ field. Add comdat
7996 group support from Relobj. Update declarations.
7997 (Sized_relobj::get_output_section_offset): New function.
7998 (Sized_relobj::do_output_section_offset): New function.
7999 (Sized_relobj::do_set_section_offset): New function.
8000 * object.cc (Relobj::output_section_address): Remove.
8001 (Sized_relobj::Sized_relobj): Initialize new fields.
8002 (Sized_relobj::include_section_group): Cast find_kept_object to
8004 (Sized_relobj::include_linkonce_section): Likewise.
8005 (Sized_relobj::do_layout): Use separate arrays for output section
8007 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8009 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8010 output_sections and section_offsets.
8011 (Sized_relobj::write_local_symbols): Likewise.
8012 (map_to_kept_section): Compute output address directly.
8013 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8014 output_sections and section_offsets.
8015 (Sized_relobj::write_sections): Likewise.
8016 (Sized_relobj::relocate_sections): Likewise.
8017 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8018 * output.h (class Output_reloc): Update declarations. Change
8019 u2_.relobj to Sized_relobj*.
8020 (class Output_data_reloc): Change add functions to use
8022 * output.cc (Output_reloc::Output_reloc): Change relobj to
8024 (Output_reloc::local_section_offset): Change return type to
8025 Elf_Addr. Use get_output_section_offset.
8026 (Output_reloc::get_address): Likewise.
8027 (Output_section::is_input_address_mapped): Don't call
8028 is_section_specially_mapped.
8029 (Output_section::output_offset): Likewise.
8030 (Output_section::output_address): Likewise.
8031 (Output_section::starting_output_address): Likewise.
8032 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8033 parameter to Sized_relobj*.
8034 (Copy_relocs::need_copy_reloc): Likewise.
8035 (Copy_relocs::save): Likewise.
8036 * copy-relocs.h (class Copy_relocs): Update declarations.
8037 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8038 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8039 * target-reloc.h (relocate_for_relocatable): Change
8040 offset_in_output_section type to Elf_Addr. Change code that uses
8042 * layout.cc (Layout::layout): Always set *off.
8043 * mapfile.cc (Mapfile::print_input_section): Use
8044 output_section_offset.
8045 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8047 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8048 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8049 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8051 2008-07-03 Ian Lance Taylor <iant@google.com>
8053 * layout.cc (Layout::include_section): Do not discard unrecognized
8054 SHT_STRTAB sections.
8056 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8058 * script.cc (Lex::can_continue_name): Make '?' allowable in
8059 version-script names.
8060 * testsuite/version_script.map: Change glob pattern to use '?'
8062 2008-06-30 Manish Singh <yosh@gimp.org>
8065 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8068 2008-06-30 Ian Lance Taylor <iant@google.com>
8072 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8073 versions]: Don't try to read the value in the contents, since we
8074 don't use it. Use the template endianness when writing.
8076 2008-06-25 Cary Coutant <ccoutant@google.com>
8078 * fileread.cc (File_read::make_view): Assert on zero-length view.
8079 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8080 symbol table when there are no symbols to read.
8082 2008-06-23 Craig Silverstein <csilvers@google.com>
8084 * version.cc (version_string): Bump to 1.7
8086 2008-06-18 Craig Silverstein <csilvers@google.com>
8088 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8089 constant 0xFFFF to type Valtype.
8090 (Powerpc_relocate_functions::rel16_ha): Likewise.
8092 2008-06-17 Ian Lance Taylor <iant@google.com>
8094 * output.h (Output_section::Input_section): Initialize p2align_ to
8095 zero for Output_section_data constructors.
8096 (Output_section::Input_section::addralign): If not an input
8097 section, return the alignment of the Output_section_data.
8098 * testsuite/copy_test.cc: New file.
8099 * testsuite/copy_test_1.cc: New file.
8100 * testsuite/copy_test_2.cc: New file.
8101 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8102 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8103 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8104 (copy_test_1_pic.o, copy_test_1.so): New targets.
8105 (copy_test_2_pic.o, copy_test_2.so): New targets.
8106 * testsuite/Makefile.in: Rebuild.
8108 * script-sections.cc (Script_sections::place_orphan): Initialize
8109 local variable exact.
8111 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8113 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8115 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8116 David S. Miller <davem@davemloft.net>
8118 * powerpc.cc: New file.
8119 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8120 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8121 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8122 * Makefile.in: Rebuild.
8124 2008-06-09 Ian Lance Taylor <iant@google.com>
8126 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8128 (throwing, orig_terminate): New static variables.
8129 (terminate_handler): New static function.
8130 (t2): Set terminate handler.
8132 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8135 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8138 2008-05-30 Cary Coutant <ccoutant@google.com>
8140 * archive.cc (Archive::include_all_members) Correct to step
8141 over symbol table and extended name table in thin archives.
8143 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8146 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8149 2008-05-28 Caleb Howe <cshowe@google.com>
8151 * reduced_debug_output.cc: New file.
8152 * reduced_debug_output.h: New file.
8153 * options.h (class General_options): Add --strip-debug-non-line.
8154 * options.cc (General_options::finalize): Add strip_debug_non_line
8155 to the strip heirarchy.
8156 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8158 * layout.cc: Include "reduced_debug_output.h".
8159 (Layout::Layout): Initialize new fields.
8160 (line_only_debug_sections): New static array.
8161 (is_lines_only_debug_sections): New static inline function.
8162 (Layout::include_section): Handle --strip-debug-non-line.
8163 (Layout::make_output_section): If --strip-debug-non-line, build
8164 new output sections for .debug_abbrev and .debug_info.
8165 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8166 gold. Warn about possible overflow.
8167 (read_signed_LEB_128): Likewise.
8168 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8169 (read_signed_LEB_128): Declare.
8170 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8171 (HFILES): Add reduced_debug_output.h.
8172 * Makefile.in: Rebuild.
8174 2008-05-21 Ian Lance Taylor <iant@google.com>
8176 * mapfile.cc: New file.
8177 * mapfile.h: New file.
8178 * options.h (class General_options): Add -M/--print-map and -Map.
8179 * options.cc (General_options::finalize): Make -M equivalent to
8181 * main.cc: Include <cstdio> and "mapfile.h".
8182 (main): Open mapfile if requested.
8183 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8184 constructor. Change caller.
8185 (queue_initial_tasks): Add mapfile parameter. Change caller.
8186 (queue_middle_tasks): Likewise.
8187 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8189 * archive.cc: Include "mapfile.h".
8190 (Archive::add_symbols): Add mapfile parameter. Change all
8191 callers. Pass mapfile, symbol, and reason to include_member.
8192 (Archive::include_all_members): Add mapfile parameter. Change all
8194 (Archive::include_member): Add mapfile, sym, and why parameters.
8195 Change all callers. Report inclusion to map file.
8196 * archive.h: Include "fileread.h".
8197 (class Archive): Update declarations.
8198 (Archive::file): New const method.
8199 (class Add_archive_symbols): Add mapfile_ field. Update
8200 constructor. Change all callers.
8201 * readsyms.h (class Read_symbols): Likewise.
8202 (class Finish_group): Likewise.
8203 (class Read_script): Likewise.
8204 * common.cc: Include "mapfile.h".
8205 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8207 (Symbol_table::do_allocate_commons): Likewise.
8208 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8209 symbol allocation to mapfile.
8210 * common.h (class Allocate_commons_task): Add mapfile_ field.
8211 Update constructor. Change all callers.
8212 * symtab.h (class Symbol_table): Update declarations.
8213 * layout.cc: Include "mapfile.h".
8214 (Layout_task_runner::run): Print information to mapfile.
8215 (Layout::create_gold_note): Change Output_data_fixed_space to
8216 Output_data_zero_fill.
8217 (Layout::create_build_id): Likewise.
8218 (Layout::print_to_mapfile): New function.
8219 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8220 constructor. Change caller.
8221 (class Layout): Declare print_to_mapfile.
8222 * output.cc (Output_section::Input_section::print_to_mapfile): New
8224 (Output_section::add_input_section): If producing a map, always
8225 add to input_sections_ list.
8226 (Output_section::do_print_to_mapfile): New function.
8227 (Output_segment::print_sections_to_mapfile): New function.
8228 (Output_segment::print_section_list_to_mapfile): New function.
8229 * output.h: Include "mapfile.h".
8230 (Output_data::print_to_mapfile): New function.
8231 (Output_data::do_print_to_mapfile): New virtual function.
8232 (Output_segment_headers::do_print_to_mapfile): New function.
8233 (Output_file_header::do_print_to_mapfile): New function.
8234 (Output_data_const::do_print_to_mapfile): New function.
8235 (class Output_data_const_buffer): Add map_name_ field. Update
8236 constructor. Change all callers. Add do_print_to_mapfile
8238 (class Output_data_fixed_space): Likewise.
8239 (class Output_data_space): Likewise.
8240 (class Output_data_zero_fill): New class.
8241 (Output_data_strtab::do_print_to_mapfile): New function.
8242 (Output_data_reloc_base::do_print_to_mapfile): New function.
8243 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8244 (Output_data_group::do_print_to_mapfile): New function.
8245 (Output_data_got::do_print_to_mapfile): New function.
8246 (Output_data_dynamic::do_print_to_mapfile): New function.
8247 (Output_symtab_xindex::do_print_to_mapfile): New function.
8248 (class Output_section): Declare do_print_to_mapflie. Declare
8249 print_to_mapfile in Input_section.
8250 (class Output_segment): Declare new functions.
8251 * object.h (Sized_relobj::symbol_count): New function.
8252 * script-sections.cc
8253 (Output_section_element_dot_assignment::set_section_addresses):
8254 Change Output_data_fixed_space to Output_data_zero_fill.
8255 (Output_data_expression::do_print_to_mapfile): New function.
8256 * script.cc (read_input_script): Add mapfile parameter. Change
8258 * script.h (read_input_script): Update declaration.
8259 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8260 (Eh_frame::do_print_to_mapfile): New function.
8261 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8262 (Output_merge_string::do_print_to_mapfile): New function.
8263 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8265 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8267 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8269 * Makefile.am (CCFILES): Add mapfile.cc.
8270 (HFILES): Add mapfile.h.
8271 * Makefile.in: Rebuild.
8273 2008-05-19 Ian Lance Taylor <iant@google.com>
8275 * options.h (class General_options): Add -z relro.
8276 * layout.cc (Layout::Layout): Initialize relro_segment_.
8277 (Layout::add_output_section_data): Return the output section.
8278 (Layout::make_output_section): Rcognize relro sections and mark
8280 (Layout::attach_allocated_section_to_segment): Put relro sections
8281 in a PT_GNU_RELRO segment.
8282 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8284 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8286 (Layout::linkonce_mapping): Map d.rel.ro.local to
8288 (Layout::output_section_name): Us .data.rel.ro.local for any
8289 section which begins with that.
8290 * layout.h (class Layout): Update add_output_section_data
8291 declaration. Add relro_segment_ field.
8292 * output.cc (Output_section::Output_section): Initialize is_relro_
8293 and is_relro_local_ fields.
8294 (Output_segment::add_output_section): Group relro sections.
8295 (Output_segment::is_first_section_relro): New function.
8296 (Output_segment::maximum_alignment): If there is a relro section,
8297 align the segment to the common page size.
8298 (Output_segment::set_section_addresses): Track whether we are
8299 looking at relro sections. If the last section is a relro
8300 section, align to the common page size.
8301 (Output_segment::set_section_list_addresses): Add in_relro
8302 parameter. Change all callers. Align to the page size when
8303 moving from relro to non-relro section.
8304 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8306 * output.h (class Output_section): Add is_relro_ and
8307 is_relro_local_ fields.
8308 (Output_section::is_relro): New function.
8309 (Output_section::set_is_relro): New function.
8310 (Output_section::is_relro_local): New function.
8311 (Output_section::set_is_relro_local): New function.
8312 (class Output_segment): Update declarations.
8313 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8314 * sparc.cc (Target_sparc::got_section): Likewise.
8315 * x86_64.cc (Target_x86_64::got_section): Likewise.
8316 * testsuite/relro_test_main.cc: New file.
8317 * testsuite/relro_test.cc: New file.
8318 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8319 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8320 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8321 (relro_test.so, relro_test_pic.o): New targets.
8322 * testsuite/Makefile.in: Rebuild.
8324 2008-05-16 Ian Lance Taylor <iant@google.com>
8326 * output.cc (Output_segment::add_output_section): Remove front
8328 * output.h (class Output_segment): Remove
8329 add_initial_output_section and overloaded add_output_section.
8330 Update declaration of remaining add_output_section.
8331 * layout.cc (Layout::create_interp): Call add_output_section
8332 rather than add_initial_output_section.
8333 (Layout::finish_dynamic_section): Likewise.
8335 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8336 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8337 know the dynamic type.
8338 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8339 field. Initialize it in constructor.
8340 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8341 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8342 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8345 * output.cc (Output_reloc::get_address): Change return type to
8347 * output.h (class Output_reloc): Update get_address declaration.
8348 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8349 for section addresses.
8351 2008-05-09 Ian Lance Taylor <iant@google.com>
8354 * gold.cc (gold_nomem): Use return value of write.
8356 2008-05-08 Ian Lance Taylor <iant@google.com>
8358 * symtab.c (Symbol::init_base_output_data): Add version
8359 parameter. Change all callers.
8360 (Symbol::init_base_output_segment): Likewise.
8361 (Symbol::init_base_constant): Likewise.
8362 (Symbol::init_base_undefined): Likewise.
8363 (Sized_symbol::init_output_data): Likewise.
8364 (Sized_symbol::init_output_segment): Likewise.
8365 (Sized_symbol::init_constant): Likewise.
8366 (Sized_symbol::init_undefined): Likewise.
8367 (Symbol_table::do_define_in_output_data): If the new symbol has a
8368 version, mark it as the default.
8369 (Symbol_table::do_define_in_output_segment): Likewise.
8370 (Symbol_table::do_define_as_constant): Likewise.
8371 * symtab.h (class Symbol): Update declarations.
8372 (class Sized_symbol): Likewise.
8373 * resolve.cc (Symbol::override_version): New function.
8374 (Symbol::override_base): Call override_version.
8375 (Symbol::override_base_with_special): Likewise.
8376 * testsuite/ver_script_8.script: New file.
8377 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8378 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8379 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8380 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8382 2008-05-06 Ian Lance Taylor <iant@google.com>
8385 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8387 (class General_options): Remove existing --undefined, and add
8388 --no-undefined instead. Add new --undefined as synonym for -u.
8389 * archive.cc (Archive::add_symbols): Check whether symbol was
8391 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8392 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8393 all uses. Add IS_UNDEFINED. Update declarations to split
8394 different versions of init_base. Declare init_base_undefined.
8395 (Symbol::is_defined): Handle IS_UNDEFINED.
8396 (Symbol::is_undefined): Likewise.
8397 (Symbol::is_weak_undefined): Call is_undefined.
8398 (Symbol::is_absolute): Handle IS_CONSTANT.
8399 (class Sized_symbol): Update declarations to split different
8400 versions of init. Declare init_undefined.
8401 (class Symbol_table): Declare new functions.
8402 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8404 (Symbol::init_base_output_data): Likewise.
8405 (Symbol::init_base_output_segment): Likewise.
8406 (Symbol::init_base_constant): Likewise.
8407 (Symbol::init_base_undefined): New function.
8408 (Sized_symbol::init_object): Rename from init. Change all
8410 (Sized_symbol::init_output_data): Likewise.
8411 (Sized_symbol::init_output_segment): Likewise.
8412 (Sized_symbol::init_constant): Likewise.
8413 (Sized_symbol::init_undefined): New function.
8414 (Symbol_table::add_undefined_symbols_from_command_line): New
8416 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8418 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8419 (Symbol::output_section): Likewise.
8420 (Symbol::set_output_section): Likewise.
8421 (Symbol_table::sized_finalize_symbol): Likewise.
8422 (Symbol_table::sized_write_globals): Likewise.
8423 * resolve.cc (Symbol_table::should_override): Likewise.
8424 (Symbol::override_base_with_special): Likewise.
8426 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8427 symbol, change it to have default visibility.
8428 * testsuite/protected_1.cc: New file.
8429 * testsuite/protected_2.cc: New file.
8430 * testsuite/protected_3.cc: New file.
8431 * testsuite/protected_main_1.cc: New file.
8432 * testsuite/protected_main_2.cc: New file.
8433 * testsuite/protected_main_3.cc: New file.
8434 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8435 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8436 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8437 (protected_1.so): New target.
8438 (protected_1_pic.o, protected_2_pic.o): New targets.
8439 (protected_3_pic.o): New target.
8440 (check_PROGRAMS): Add protected_2.
8441 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8442 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8443 * testsuite/Makefile.in: Rebuild.
8445 * options.h (DEFINE_var): Add set_user_set_##varname__.
8446 (DEFINE_bool_alias): New macro.
8447 (class General_options): Define -Bstatic using DEFINE_bool_alias
8448 rather than DEFINE_special. Add --undefined as an alias for -z
8450 * options.cc (General_options::parse_Bstatic): Remove.
8452 * options.h (class General_options): Add --fatal-warnings.
8453 * main.cc (main): Implement --fatal-warnings.
8454 * errors.h (Errors::warning_count): New function.
8456 * options.h (class General_options): Add -Bsymbolic-functions.
8457 * symtab.h (Symbol::is_preemptible): Check for
8458 -Bsymbolic-functions.
8460 2008-05-05 Ian Lance Taylor <iant@google.com>
8462 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8463 as noVARNAME rather than no-VARNAME.
8464 (class General_options): Add option -z combreloc.
8465 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8467 (Output_reloc::sort_before) [SHT_REL]: New function.
8468 (Output_reloc::sort_before) [SHT_RELA]: New function.
8469 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8470 Sort_relocs_comparison.
8471 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8472 parameter. Change all callers.
8473 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8474 sort_relocs parameter. Change all callers.
8475 * output.cc (Output_reloc::get_address): New function, broken out
8477 (Output_reloc::write_rel): Call it.
8478 (Output_reloc::compare): New function.
8479 (Output_data_reloc_base::do_write): Optionally sort relocs.
8481 * configure.ac: If targ_extra_obj is set, link it in.
8482 * configure.tgt: Initialize all variables.
8483 (x86_64*): Set targ_extra_obj and targ_extra_size.
8484 * configure: Rebuild.
8486 * object.cc (Sized_relobj::include_section_group): Adjust section
8487 indexes read from group data. Build vector to pass to
8489 * layout.cc (Layout::layout_group): Add flags and shndxes
8490 parameters. Remove contents parameter. Change caller. Update
8491 explicit instantiations.
8492 * layout.h (class Layout): Update layout_group declaration.
8493 * output.cc (Output_data_group::Output_data_group): Add flags and
8494 input_shndxes parameters. Remove contents parameter. Change
8496 (Output_data_group::do_write): Change input_sections_ to
8498 * output.h (class Output_data_group): Update constructor
8499 declaration. Rename input_sections_ to input_shndxes_.
8500 * testsuite/many_sections_test.cc: Add template.
8502 2008-04-30 Cary Coutant <ccoutant@google.com>
8504 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8506 * layout.cc (Layout::include_section): Refactored check for debug
8508 (Layout::add_comdat): Add new parameters. Change type
8509 of signature parameter. Add object and shndx to signatures table.
8510 (Layout::find_kept_object): New function.
8511 * layout.h: Include <cstring>.
8512 (Layout::is_debug_info_section): New function.
8513 (Layout::add_comdat): Add new parameters.
8514 (Layout::find_kept_object): New function.
8515 (Layout::Kept_section): New struct.
8516 (Layout::Signatures): Change type of map range.
8517 * object.cc (Relobj::output_section_address): New function.
8518 (Sized_relobj::include_section_group): Add new parameters. Change
8519 calls to Layout::add_comdat. Change to build table of kept comdat
8520 groups and table mapping discarded sections to kept sections.
8521 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8522 (Sized_relobj::do_layout): Change calls to include_section_group and
8523 include_linkonce_section.
8524 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8525 value to zero when section is discarded.
8526 (Sized_relobj::map_to_kept_section): New function.
8527 * object.h (Relobj::output_section_address): New function.
8528 (Relobj::Comdat_group): New type.
8529 (Relobj::find_comdat_group): New function.
8530 (Relobj::Comdat_group_table): New type.
8531 (Relobj::Kept_comdat_section): New type.
8532 (Relobj::Kept_comdat_section_table): New type.
8533 (Relobj::add_comdat_group): New function.
8534 (Relobj::set_kept_comdat_section): New function.
8535 (Relobj::get_kept_comdat_section): New function.
8536 (Relobj::comdat_groups_): New field.
8537 (Relobj::kept_comdat_sections_): New field.
8538 (Symbol_value::input_value): Update comment.
8539 (Sized_relobj::map_to_kept_section) New function.
8540 (Sized_relobj::include_linkonce_section): Add new parameter.
8541 * target-reloc.h (Comdat_behavior): New type.
8542 (get_comdat_behavior): New function.
8543 (relocate_section): Add code to map a discarded section to the
8544 corresponding kept section when applying a relocation.
8546 2008-04-30 Craig Silverstein <csilvers@google.com>
8548 * dwarf_reader.cc (next_generation_count): New static var.
8549 (Addr2line_cache_entry): New struct.
8550 (addr2line_cache): New static var.
8551 (Dwarf_line_info::one_addr2line): Added caching.
8552 (Dwarf_line_info::clear_addr2line_cache): New function.
8553 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8554 cache-size parameter.
8555 (Dwarf_line_info::one_addr2line_cache): New function.
8556 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8557 new cache-size argument to one_addr2line(), and clear cache.
8559 2008-04-28 Cary Coutant <ccoutant@google.com>
8561 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8562 R_386_PC8 relocations.
8564 2008-04-23 Ian Lance Taylor <iant@google.com>
8566 * object.cc (Sized_relobj::include_section_group): Check for
8567 invalid section group.
8569 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8572 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8573 than read for file header.
8574 * archive.cc (Archive::include_member): Likewise.
8576 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8578 * aclocal.m4: Regenerate.
8579 * configure: Regenerate.
8581 2008-04-19 Ian Lance Taylor <iant@google.com>
8583 * version.cc (version_string): Bump to 1.6.
8585 * testsuite/Makefile.am (many_sections_r_test): New target.
8586 (many_sections_r_test_SOURCES): Remove.
8587 (many_sections_r_test_DEPENDENCIES): Remove.
8588 (many_sections_r_test_LDFLAGS): Remove.
8589 (many_sections_r_test_LDADD): Remove.
8591 * object.cc (Sized_relobj::do_add_symbols): Always pass
8592 local_symbol_count_ to add_from_relobj.
8594 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8595 every thousand variables.
8596 * testsuite/Makefile.in: Rebuild.
8598 * object.cc (Xindex::initialize_symtab_xindex): New function.
8599 (Xindex::read_symtab_xindex): New function.
8600 (Xindex::sym_xindex_to_shndx): New function.
8601 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8603 (Sized_relobj::do_initialize_xindex): New function.
8604 (Sized_relobj::do_read_symbols): Adjust section links.
8605 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8606 parameter. Change all callers.
8607 (Sized_relobj::include_section_group): Adjust section links and
8608 symbol section indexes.
8609 (Sized_relobj::do_layout): Adjust section links.
8610 (Sized_relobj::do_count_local_symbols): Adjust section links and
8611 symbol section indexes.
8612 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8613 ordinary and special symbols.
8614 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8615 dynsym_xindex parameters. Change all callers. Adjust section
8616 links. Use SHN_XINDEX when needed.
8617 (Sized_relobj::get_symbol_location_info): Adjust section links.
8618 Don't get fooled by special symbols.
8619 * object.h (class Xindex): Define.
8620 (class Object): Add xindex_ parameter. Declare virtual functoin
8621 do_initialize_xindex.
8622 (Object::adjust_sym_shndx): New function.
8623 (Object::set_xindex): New protected function.
8624 (class Symbol_value): Add is_ordinary_shndx_ field.
8625 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8626 (Symbol_value::value): Assert ordinary section.
8627 (Symbol_value::initialize_input_to_output_map): Likewise.
8628 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8630 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8632 (class Sized_relobj): Update declarations.
8633 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8634 parameter. Change all callers.
8635 (Sized_relobj::adjust_shndx): New function.
8636 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8638 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8639 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8640 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8641 (Sized_dynobj::read_dynsym_section): Adjust section links.
8642 (Sized_dynobj::read_dynamic): Likewise.
8643 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8645 (Sized_dynobj::do_initialize_xindex): New function.
8646 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8647 do_initialize_xindex.
8648 (Sized_dynobj::adjust_shndx): New function.
8649 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8650 dynsym_xindex_ fields.
8651 (Layout::finalize): Add a call to set_section_indexes before
8652 creating the symtab sections.
8653 (Layout::set_section_indexes): Don't do anything if the section
8654 already has a section index.
8655 (Layout::create_symtab_sections): Add shnum parameter. Change
8656 caller. Create .symtab_shndx section if needed.
8657 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8659 (Layout::allocated_output_section_count): New function.
8660 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8662 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8663 fields. Update declarations.
8664 (Layout::symtab_xindex): New function.
8665 (Layout::dynsym_xindex): New function.
8666 (class Write_symbols_task): Add layout_ field.
8667 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8669 * output.cc (Output_section_headers::Output_section_headers): Add
8670 shstrtab_section parameter. Change all callers.
8671 (Output_section_headers::do_sized_write): Store overflow values
8672 for section count and section string table section index in
8673 section header zero.
8674 (Output_file_header::do_sized_write): Check for overflow of
8675 section count and section string table section index.
8676 (Output_symtab_xindex::do_write): New function.
8677 (Output_symtab_xindex::endian_do_write): New function.
8678 * output.h (class Output_section_headers): Add shstrtab_section_.
8679 Update declarations.
8680 (class Output_symtab_xindex): Define.
8681 (Output_section::has_out_shndx): New function.
8682 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8684 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8686 (Sized_symbol::init): Likewise.
8687 (Symbol::output_section): Check for ordinary symbol.
8688 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8689 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8691 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8692 Change all callers. Simplify handling of symbols from sections
8693 not included in the link.
8694 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8696 (Weak_alias_sorter::operator()): Assert that symbols are
8698 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8700 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8701 parameters. Change all callers.
8702 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8703 symbol distinction. Use SHN_XINDEX when needed.
8704 (Symbol_table::write_section_symbol): Add symtab_xindex
8705 parameter. Change all callers.
8706 (Symbol_table::sized_write_section_symbol): Likewise. Use
8707 SHN_XINDEX when needed.
8708 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8710 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8711 (Symbol::is_defined): Check is_ordinary.
8712 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8713 (Symbol::is_absolute, Symbol::is_common): Likewise.
8714 (class Sized_symbol): Update declarations.
8715 (class Symbol_table): Update declarations.
8716 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8717 parameters. Change all callers.
8718 (Sized_symbol::override): Likewise.
8719 (Symbol_table::override): Likewise.
8720 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8721 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8722 is_ordinary, and orig_st_shndx parameters. Change all callers.
8723 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8724 to be in an ordinary section.
8725 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8726 object and is_ordinary parameters. Change all callers.
8727 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8728 Change all callers. Don't add undefined or non-ordinary symbols
8730 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8732 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8734 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8735 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8736 (Sized_relobj::relocate_sections): Likewise.
8737 * target-reloc.h (scan_relocs): Adjust section symbol index.
8738 (scan_relocatable_relocs): Likewise.
8739 * i386.cc (Scan::local): Check for ordinary symbols.
8740 * sparc.cc (Scan::local): Likewise.
8741 * x86_64.cc (Scan::local): Likewise.
8742 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8743 to symbol_section_and_value.
8744 * testsuite/many_sections_test.cc: New file.
8745 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8746 (check_PROGRAMS): Add many_sections_test.
8747 (many_sections_test_SOURCES): Define.
8748 (many_sections_test_DEPENDENCIES): Define.
8749 (many_sections_test_LDFLAGS): Define.
8750 (BUILT_SOURCES): Add many_sections_define.h.
8751 (many_sections_define.h): New target.
8752 (BUILT_SOURCES): Add many_sections_check.h.
8753 (many_sections_check.h): New target.
8754 (check_PROGRAMS): Add many_sections_r_test.
8755 (many_sections_r_test_SOURCES): Define.
8756 (many_sections_r_test_DEPENDENCIES): Define.
8757 (many_sections_r_test_LDFLAGS): Define.
8758 (many_sections_r_test_LDADD): Define.
8759 (many_sections_r_test.o): New target.
8760 * testsuite/Makefile.in: Rebuild.
8762 2008-04-17 Cary Coutant <ccoutant@google.com>
8764 * errors.cc (Errors::info): New function.
8765 (gold_info): New function.
8766 * errors.h (Errors::info): New function.
8767 * gold.h (gold_info): New function.
8768 * object.cc (Input_objects::add_object): Print trace output.
8769 * options.cc (options::parse_set): New function.
8770 (General_options::parse_wrap): Deleted.
8771 (General_options::General_options): Deleted initializer.
8772 * options.h (options::String_set): New typedef.
8773 (options::parse_set): New function.
8774 (DEFINE_set): New macro.
8775 (General_options::wrap): Changed to use DEFINE_set. Changed
8776 callers of any_wrap_symbols and is_wrap_symbol.
8777 (General_options::trace, General_options::trace_symbol):
8779 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8780 (General_options::wrap_symbols_): Deleted.
8781 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8783 2008-04-17 David S. Miller <davem@davemloft.net>
8785 * options.cc (General_options::parse_V): New function.
8786 * options.h: Add entries for -V and -Qy.
8788 2008-04-17 Ian Lance Taylor <iant@google.com>
8790 * common.cc (Symbol_table::allocate_commons): Remove options
8791 parameter. Change caller.
8792 (Symbol_table::do_allocate_commons): Remove options parameter.
8793 Change caller. Just call do_allocate_commons_list twice.
8794 (Symbol_table::do_allocate_commons_list): New function, broken out
8795 of do_allocate_commons.
8796 * common.h (class Allocate_commons_task): Remove options_ field.
8798 * symtab.cc (Symbol_table::Symbol_table): Initialize
8800 (Symbol_table::add_from_object): Put TLS common symbols on
8802 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8803 which are IN_OUTPUT_DATA.
8804 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8805 allocate_commons and do_allocate_commons declarations. Declare
8806 do_allocate_commons_list.
8807 * gold.cc (queue_middle_tasks): Update creation of
8808 Allocate_commons_task to not pass options.
8809 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8810 (TLS_TEST_C_FLAGS): New variable.
8811 (tls_test_c_pic.o): New target.
8812 (tls_test_shared.so): Link in tls_test_c_pic.o.
8813 (tls_test_c_pic_ie.o): New target.
8814 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8815 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8816 (tls_test_c.o): New target.
8817 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8818 (tls_pic_test_LDADD): Likewise.
8819 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8820 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8821 (tls_test_c_gnu2.o): New target.
8822 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8824 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8825 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8826 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8827 * testsuite/tls_test.cc: Include "config.h".
8828 (t_last): Call t11_last.
8829 * testsuite/tls_test.h (t11, t11_last): Declare.
8830 * testsuite/tls_test_c.c: New file.
8831 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8832 * configure.ac: Check for OpenMP support.
8833 * configure, config.in, Makefile.in: Rebuild.
8834 * testsuite/Makefile.in: Rebuild.
8836 2008-04-16 Cary Coutant <ccoutant@google.com>
8838 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8839 (Target_i386::tls_base_symbol_defined_): New field.
8840 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8841 (Target_i386::Scan::global): Likewise.
8842 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8843 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8844 (Target_x86_64::tls_base_symbol_defined_): New field.
8845 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8846 (Target_x86_64::Scan::global): Likewise.
8848 2008-04-16 Cary Coutant <ccoutant@google.com>
8850 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8851 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8852 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8853 building shared libraries.
8854 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8855 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8856 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8857 * testsuite/Makefile.in: Rebuild.
8858 * testsuite/weak_undef.h: New file.
8859 * testsuite/weak_undef_file1.cc: Add extra test cases.
8860 * testsuite/weak_undef_file2.cc: Likewise.
8861 * testsuite/weak_undef_test.cc: Likewise.
8863 2008-04-16 David S. Miller <davem@davemloft.net>
8865 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8866 Add issued_non_pic_error_ field. Declare check_non_pic.
8867 (Target_sparc::Scan::check_non_pic): New function.
8868 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8869 (Target_sparc::Scan::global): Likewise.
8871 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8872 * configure: Rebuild.
8874 * options.h (DEFINE_enable): New macro.
8875 (new_dtags): New enable option.
8876 (initfirst, interpose, loadfltr, nodefaultlib,
8877 nodelete, nodlopen, nodump): New -z options.
8878 * layout.cc (Layout:finish_dynamic_section): If new
8879 dtags enabled, emit DT_RUNPATH. Also, emit a
8880 DT_FLAGS_1 containing any specified -z flags.
8882 2008-04-16 Ian Lance Taylor <iant@google.com>
8884 * copy-relocs.cc: New file.
8885 * copy-relocs.h: New file.
8886 * reloc.cc: Remove Copy_relocs code.
8887 * reloc.h: Likewise.
8888 * reloc-types.h (struct Reloc_types) [both versions]: Add
8889 get_reloc_addend_noerror.
8890 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8891 variants of add_global which take an addend which must be zero.
8892 * i386.cc: Include "copy-relocs.h".
8893 (class Target_i386): Change type of copy_relocs_ to variable,
8895 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8897 (Target_i386::do_finalize_sections): Change handling of
8899 * sparc.cc: Include "copy-relocs.h".
8900 (class Target_sparc): Change type of copy_relocs_ to variable,
8902 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8904 (Target_sparc::do_finalize_sections): Change handling of
8906 * x86_64.cc: Include "copy-relocs.h".
8907 (class Target_x86_64): Change type of copy_relocs_ to variable,
8909 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8910 class. Change all callers.
8911 (Target_x86_64::do_finalize_sections): Change handling of
8913 * Makefile.am (CCFILES): Add copy-relocs.cc.
8914 (HFILES): Add copy-relocs.h.
8916 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8918 * testsuite/script_test_4.sh: Permit leading zeroes.
8920 2008-04-15 Ian Lance Taylor <iant@google.com>
8922 * script-sections.cc (Script_sections::create_segments): Use
8923 header_size_adjustment even when there is enough room for the
8925 * testsuite/script_test_4.sh: New file.
8926 * testsuite/script_test_4.t: New file.
8927 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8928 (check_DATA): Add script_test_4.stdout.
8929 (MOSTLYCLEANFILES): Likewise.
8930 (script_test_4): New target.
8931 (script_test_4.stdout): New target.
8932 * testsuite/Makefile.in: Rebuild.
8934 * sparc.cc: Add definitions for Output_data_plt_sparc class
8937 2008-04-14 David S. Miller <davem@davemloft.net>
8939 * sparc.cc: New file.
8940 * Makefile.am (TARGETSOURCES): Add sparc.cc
8941 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8942 * configure.tgt: Document targ_extra_size and
8943 targ_extra_big_endian. Add entries for sparc-* and
8945 * configure.ac: Handle targ_extra_size and
8946 targ_extra_big_endian.
8947 * Makefile.in: Rebuild.
8948 * configure: Likewise.
8949 * po/POTFILES.in: Likewise.
8950 * po/gold.pot: Likewise.
8952 2008-04-14 Ian Lance Taylor <iant@google.com>
8954 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8955 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8956 in the name/type/flags to section mapping. Don't call
8957 allocate_output_section.
8958 (Layout::choose_output_section): Change parameter from adjust_name
8959 to is_input_section. Don't permit input sections after sections
8960 are attached to segments. Don't call allocate_output_section.
8961 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8962 not write_enable_output_section.
8963 (Layout::make_output_section): Don't push to
8964 unattached_section_list_ nor call attach_to_segment. Call
8965 attach_section_to_segment if sections are attached.
8966 (Layout::attach_sections_to_segments): New function.
8967 (Layout::attach_section_to_segment): New function.
8968 (Layout::attach_allocated_section_to_segment): Rename from
8969 attach_to_segment. Remove flags parameter.
8970 (Layout::allocate_output_section): Remove function.
8971 (Layout::write_enable_output_section): Remove function.
8972 * layout.h (class Layout): Update for above changes. Add new
8973 field sections_are_attached_.
8974 * output.h (Output_section::update_flags_for_input_section): New
8976 * output.cc (Output_section::add_input_section): Call
8977 update_flags_for_input_section.
8978 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8980 2008-04-11 Cary Coutant <ccoutant@google.com>
8982 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8983 thought unnecessary.
8984 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8986 2008-04-11 Ian Lance Taylor <iant@google.com>
8988 * output.h (class Output_section_data): Remove inline definition
8990 * output.cc (Output_section_data::set_addralign): New function.
8992 2008-04-11 Cary Coutant <ccoutant@google.com>
8994 Add support for TLS descriptors for i386 and x86_64.
8995 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8996 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8997 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8999 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9000 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9001 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9003 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9004 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9005 Fix problem with initial-exec relocations.
9006 (Target_i386::Relocate::relocate_tls): Likewise.
9007 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9009 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9010 support for section-plus-offset dynamic table entries.
9011 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9012 (Output_data_dynamic::Dynamic_entry): Add support for
9013 section-plus-offset dynamic table entries.
9014 (Output_data_dynamic::Classification): Likewise.
9015 (Output_data_dynamic::classification_): Renamed offset_.
9016 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9017 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9018 (Target_x86_64::make_plt_section): New function.
9019 (Target_x86_64::reserve_tlsdesc_entries): New function.
9020 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9021 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9022 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9023 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9024 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9025 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9026 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9027 add extra PLT entry for TLS descriptors.
9028 (Output_data_plt_x86_64::got_): New field.
9029 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9030 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9032 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9034 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9035 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9036 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9037 R_386_TLS_DESC_CALL relocations.
9038 (Target_x86_64::Scan::global): Likewise.
9039 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9040 for TLS descriptors.
9041 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9042 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9043 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9044 GD-to-IE relaxation.
9045 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9046 and TLS_DESCRIPTORS.
9047 * Makefile.in: Rebuild.
9048 * configure: Rebuild.
9049 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9050 (tls_test_shared2.so): New target.
9051 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9052 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9053 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9054 (tls_shared_gd_to_ie_test_LDADD): New variable.
9055 (tls_shared_gnu2_gd_to_ie_test): New target.
9056 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9058 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9059 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9060 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9061 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9062 (tls_shared_gnu2_test): New target.
9063 (tls_test_gnu2_shared.so): New target.
9064 (tls_shared_gnu2_test_SOURCES): New variable.
9065 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9066 (tls_shared_gnu2_test_LDFLAGS): New variable.
9067 (tls_shared_gnu2_test_LDADD): New variable.
9068 * testsuite/Makefile.in: Rebuild.
9069 * testsuite/Makefile.
9071 2008-04-11 Ian Lance Taylor <iant@google.com>
9073 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9075 * testsuite/Makefile.in: Rebuild.
9077 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9079 * testsuite/script_test_2.cc (main): Adjust test.
9081 2008-04-11 David S. Miller <davem@davemloft.net>
9082 Ian Lance Taylor <iant@google.com>
9084 * options.h (General_options): Add entries for '-Y' and
9086 * options.cc (General_options:finalize): If -Y was used, add those
9087 entries to the library path instead of the default "/lib" and
9090 2008-04-11 David S. Miller <davem@davemloft.net>
9092 * testsuite/justsyms.t: Start at 0x100.
9093 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9094 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9096 * testsuite/script_test_2.cc: Adjust string and section length
9099 2008-04-09 Ian Lance Taylor <iant@google.com>
9102 * script-sections.cc (Sections_element::allocate_to_segment): Add
9104 (Output_section_definition::allocate_to_segment): Likewise.
9105 (Orphan_output_section::allocate_to_segment): Likewise.
9106 (Script_sections::attach_sections_using_phdrs_clause): Don't
9107 propagate non-PT_LOAD segments to orphan sections.
9108 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9109 readelf rather than objdump.
9110 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9111 .interp section and PT_INTERP segment are the same size.
9112 * testsuite/Makefile.in: Rebuild.
9114 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9115 aliases for symbols defined in the same object.
9116 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9117 (weak_alias_test_SOURCES): New variable.
9118 (weak_alias_test_DEPENDENCIES): New variable.
9119 (weak_alias_test_LDFLAGS): New variable.
9120 (weak_alias_test_LDADD): New variable.
9121 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9122 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9123 (weak_alias_test_3.o): New target.
9124 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9125 * testsuite/weak_alias_test_main.cc: New file.
9126 * testsuite/weak_alias_test_1.cc: New file.
9127 * testsuite/weak_alias_test_2.cc: New file.
9128 * testsuite/weak_alias_test_3.cc: New file.
9130 2008-04-08 Ian Lance Taylor <iant@google.com>
9132 * options.h (class General_options): Add --noinhibit-exec option.
9133 * main.cc (main): Check --noinhibit-exec.
9135 * options.h (class General_options): Define --wrap as a special
9136 option. Add wrap_symbols_ field.
9137 (General_options::any_wrap_symbols): New function.
9138 (General_options::is_wrap_symbol): New function.
9139 * options.cc (General_options::parse_wrap): New function.
9140 (General_options::General_options): Initialize wrap_symbols_.
9141 * symtab.cc (Symbol_table::wrap_symbol): New function.
9142 (Symbol_table::add_from_object): Handle --wrap.
9143 * symtab.h (class Symbol_table): Declare wrap_symbol.
9144 * target.h (Target::wrap_char): New function.
9145 (Target::Target_info): Add wrap_char field.
9146 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9147 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9148 * testsuite/testfile.cc (Target_test::test_target_info):
9151 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9154 * layout.h (class Layout): Add added_eh_frame_data_ field.
9155 * layout.cc (Layout::Layout): Initialize new field.
9156 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9157 output section until we find a section we merged successfully.
9158 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9159 that the size be non-zero.
9161 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9164 2008-04-08 Craig Silverstein <csilvers@google.com>
9166 * configure.ac: Export new conditional variable HAVE_ZLIB.
9167 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9169 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9170 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9172 2008-04-07 Ian Lance Taylor <iant@google.com>
9174 * version.cc (version_string): Set to "1.5".
9176 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9177 Add issued_non_pic_error_ field. Declare check_non_pic.
9178 (Target_x86_64::Scan::check_non_pic): New function.
9179 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9180 (Target_x86_64::Scan::global): Likewise.
9182 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9183 addend parameter. Change caller. Handle merge sections.
9184 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9185 Address to Addend. Don't add in the result of
9186 local_section_offset, pass down the addend and use the returned
9188 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9189 Update declarations of local_section_offset and symbol_value.
9190 * testsuite/two_file_test_1.cc (t18): New function.
9191 * testsuite/two_file_test_2.cc (f18): New function.
9192 * testsuite/two_file_test_main.cc (main): Call t18.
9193 * testsuite/two_file_test.h (t18, f18): Declare.
9195 * configure.ac: Don't test for objdump, c++filt, or readelf.
9196 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9198 (TEST_READELF): New variable.
9199 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9200 (check_PROGRAMS): Add two_file_strip_test.
9201 (two_file_strip_test): New target.
9202 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9203 (two_file_same_shared_strip_test_SOURCES): New variable.
9204 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9205 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9206 (two_file_same_shared_strip_test_LDADD): New variable.
9207 (two_file_shared_strip.so): New target.
9208 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9209 (ver_test_5.syms, ver_test_7.syms): Likewise.
9210 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9211 (strip_test_3.stdout): Use TEST_OBJDUMP.
9212 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9214 2008-04-04 Cary Coutant <ccoutant@google.com>
9216 * symtab.h (Symbol::is_weak_undefined): New function.
9217 (Symbol::is_strong_undefined): New function.
9218 (Symbol::is_absolute): New function.
9219 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9220 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9222 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9223 (weak_undef_test): New target.
9224 * testsuite/Makefile.in: Rebuild.
9225 * testsuite/weak_undef_file1.cc: New file.
9226 * testsuite/weak_undef_file2.cc: New file.
9227 * testsuite/weak_undef_test.cc: New file.
9229 2008-04-03 Craig Silverstein <csilvers@google.com>
9231 * compressed_output.h (class Output_compressed_section): Use
9233 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9235 (zlib_compressed_suffix): Removed.
9236 (Output_compressed_section::set_final_data_size): Use unsigned
9238 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9239 Fix linker invocation.
9240 (flagstest_o_specialfile_and_compress_debug_sections):
9242 * testsuite/Makefile.in: Regenerated.
9244 2008-04-02 David S. Miller <davem@davemloft.net>
9246 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9247 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9249 2008-04-02 Craig Silverstein <csilvers@google.com>
9253 2008-04-02 Ian Lance Taylor <iant@google.com>
9255 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9256 parameters. Update for new key type to views_. Change all
9258 (File_read::read): Adjust for byteshift in returned view.
9259 (File_read::add_view): New function, broken out of
9261 (File_read::make_view): New function, broken out of
9263 (File_read::find_or_make_view): Add offset and aligned
9264 parameters. Rewrite accordingly. Change all callers.
9265 (File_read::get_view): Add offset and aligned parameters. Adjust
9266 for byteshift in return value.
9267 (File_read::get_lasting_view): Likewise.
9268 * fileread.h (class File_read): Update declarations.
9269 (class File_read::View): Add byteshift_ field. Add byteshift to
9270 constructor. Add byteshift method.
9271 * archive.h (Archive::clear_uncached_views): New function.
9272 (Archive::get_view): Add aligned parameter. Change all callers.
9273 * object.h (Object::get_view): Add aligned parameter. Change all
9275 (Object::get_lasting_view): Likewise.
9277 * fileread.cc (File_read::release): Don't call clear_views if
9278 there are multiple objects.
9279 * fileread.h (File_read::clear_uncached_views): New function.
9280 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9283 2008-03-31 Cary Coutant <ccoutant@google.com>
9285 Add thin archive support.
9286 * archive.cc (Archive::armagt): New const.
9287 (Archive::setup): Remove task parameter and calls to unlock.
9288 (Archive::unlock_nested_archives): New function.
9289 (Archive::read_header): Add nested_off parameter. Change
9291 (Archive::interpret_header): Likewise.
9292 (Archive::include_all_members): Change to handle thin
9294 (Archive::include_member): Likewise.
9295 * archive.h (Archive::Archive): Add new parameters and
9297 (Archive::armagt): New const.
9298 (Archive::setup): Remove task parameter.
9299 (Archive::unlock_nested_archives): New function.
9300 (Archive::read_header): Add nested_off parameter.
9301 (Archive::interpret_header): Likewise.
9302 (Archive::Nested_archive_table): New typedef.
9303 (Archive::is_thin_archive_): New field.
9304 (Archive::nested_archives_): New field.
9305 (Archive::options_): New field.
9306 (Archive::dirpath_): New field.
9307 (Archive::task_): New field.
9308 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9309 for thin archives. Pass additional parameters to
9310 Archive::Archive. Unlock the archive file after calling
9313 2008-03-29 Ian Lance Taylor <iant@google.com>
9315 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9316 version symbol to be local.
9317 * testsuite/ver_test_4.sh: New file.
9318 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9319 (check_DATA): Add ver_test_4.syms.
9320 (ver_test_4.syms): New target.
9321 * testsuite/Makefile.in: Rebuild.
9324 (Output_section::Input_section_sort_entry::has_priority): New
9326 (Output_section::Input_section_sort_entry::match_file_name): New
9328 (Output_section::Input_section_sort_entry::match_section_name):
9330 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9332 (Output_section::Input_section_sort_entry::match_section_file):
9334 (Output_section::Input_section_sort_compare::operator()): Rewrite
9335 using new Input_section_sort_entry functions. Sort crtbegin and
9336 crtend first. Sort sections with no priority before sections with
9338 * testsuite/initpri1.c (d3): Check j != 4.
9339 (cd5): New constructor/destructor function.
9340 (main): Check j != 2.
9342 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9343 new symbol when resolving, don't call set_is_default.
9344 * testsuite/ver_test_7.cc: New file.
9345 * testsuite/ver_test_7.sh: New file.
9346 * testsuite/Makefile.am (ver_test_7.so): New target.
9347 (ver_test_7.o): New target.
9348 (check_SCRIPTS): Add ver_test_7.sh.
9349 (check_DATA): Add ver_test_7.syms.
9350 (ver_test_7.syms): New target.
9352 2008-03-28 Ian Lance Taylor <iant@google.com>
9354 * layout.cc (Layout::layout): If we see an input section with a
9355 name that needs sorting, set the must_sort flag for the output
9357 (Layout::make_output_section): If the name of the output section
9358 indicates that it might require sorting, set the may_sort flag.
9359 * output.h (Output_section::may_sort_attached_input_sections): New
9361 (Output_section::set_may_sort_attached_input_sections): New
9363 (Output_section::must_sort_attached_input_sections): New
9365 (Output_section::set_must_sort_attached_input_sections): New
9367 (class Output_section): Declare Input_section_sort_entry. Define
9368 Input_section_sort_compare. Declare
9369 sort_attached_input_sections. Add new fields:
9370 may_sort_attached_input_sections_,
9371 must_sort_attached_input_sections_,
9372 attached_input_sections_are_sorted_.
9373 * output.cc (Output_section::Output_section): Initialize new
9375 (Output_section::add_input_section): Add an entry to
9376 input_sections_ if may_sort or must_sort are true.
9377 (Output_section::set_final_data_size): Call
9378 sort_attached_input_sections if necessary.
9379 (Output_section::Input_section_sort_entry): Define new class.
9380 (Output_section::Input_section_sort_compare::operator()): New
9382 (Output_section::sort_attached_input_sections): New function.
9383 * configure.ac: Check whether the compiler supports constructor
9384 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9385 * testsuite/initpri1.c: New file.
9386 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9387 CONSTRUCTOR_PRIORITY.
9388 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9389 (initpri1_LDFLAGS): New variable.
9390 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9392 2008-03-27 Ian Lance Taylor <iant@google.com>
9394 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9395 * testsuite/common_test_1.c: New file.
9396 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9397 (common_test_1_SOURCES): New variable.
9398 (common_test_1_DEPENDENCIES): New variable.
9399 (common_test_1_LDFLAGS): New variable.
9401 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9402 and commons_ correctly when NAME/VERSION does not override
9404 * testsuite/ver_test_6.c: New file.
9405 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9406 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9407 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9409 2008-03-26 Ian Lance Taylor <iant@google.com>
9411 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9412 of an undefined symbol from a version script.
9413 * testsuite/Makefile.am (ver_test_5.so): New target.
9414 (ver_test_5.o): New target.
9415 (check_SCRIPTS): Add ver_test_5.sh.
9416 (check_DATA): Add ver_test_5.syms.
9417 (ver_test_5.syms): New target.
9418 * testsuite/ver_test_5.cc: New file.
9419 * testsuite/ver_test_5.script: New file.
9420 * testsuite/ver_test_5.sh: New file.
9421 * Makefile.in, testsuite/Makefile.in: Rebuild.
9424 Fix problems building gold with gcc 4.3.0.
9425 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9426 (gold_error_at_location, gold_warning_at_location): Use it.
9427 * configure.ac: Check whether we can compile and use a template
9428 function with a printf attribute.
9429 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9430 when jumping over bytes.
9431 * object.cc: Instantiate Object::read_section_data.
9432 * debug.h: Include <cstring>
9433 * dwarf_reader.cc: Include <algorithm>
9434 * main.cc: Include <cstring>.
9435 * options.cc: Include <cstring>.
9436 * output.cc: Include <cstring>.
9437 * script.cc: Include <cstring>.
9438 * script.h: Include <string>.
9439 * symtab.cc: Include <cstring> and <algorithm>.
9440 * target-select.cc: Include <cstring>.
9441 * version.cc: Include <string>.
9442 * testsuite/testmain.cc: Include <cstdlib>.
9443 * configure, config.in: Rebuild.
9445 2008-03-25 Ian Lance Taylor <iant@google.com>
9447 * options.cc: Include "../bfd/bfdver.h".
9448 (options::help): Print bug reporting address.
9450 * version.cc (print_version): Adjust output for current value of
9455 * options.cc (options::help): Print list of supported targets.
9456 * target-select.h: Include <vector>.
9457 (class Target_selector): Make machine_, size_, and is_big_endian_
9458 fields const. Add bfd_name_ and instantiated_target_ fields.
9459 (Target_selector::Target_selector): Add bfd_name parameter.
9460 (Target_selector::recognize): Make non-virtual, call
9462 (Target_selector::recognize_by_name): Make non-virtual, call
9463 do_recognize_by_name.
9464 (Target_selector::supported_names): New function.
9465 (Target_selector::bfd_name): New function.
9466 (Target_selector::do_instantiate_target): New pure virtual
9468 (Target_selector::do_recognize): New virtual function.
9469 (Target_selector::do_recognize_by_name): New virtual function.
9470 (Target_selector::instantiate_target): New private function.
9471 (supported_target_names): Declare.
9472 * target-select.cc (Target_selector::Target_selector): Update for
9473 new parameter and fields.
9474 (select_target_by_name): Check that the name matches before
9475 calling recognize_by_name.
9476 (supported_target_names): New function.
9477 * i386.cc (class Target_selector_i386): Update Target_selector
9478 constructor call. Remove recognize and recognize_by_name. Add
9479 do_instantiate_target.
9480 * x86_64.cc (class Target_selector_x86_64): Likewise.
9481 * testsuite/testfile.cc (class Target_selector_test): Update for
9482 changes to Target_selector.
9484 * README: Rewrite, with some notes on unsupported features.
9486 2008-03-24 Cary Coutant <ccoutant@google.com>
9488 * i386.cc (Target_i386::Got_type): New enum declaration.
9489 (Target_i386::Scan::local): Updated callers of Output_data_got
9491 (Target_i386::Scan::global): Likewise.
9492 (Target_i386::Relocate::relocate): Likewise.
9493 (Target_i386::Relocate::relocate_tls): Likewise.
9494 * object.h (Got_offset_list): New class.
9495 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9496 (Sized_relobj::local_got_offset): Likewise.
9497 (Sized_relobj::set_local_got_offset): Likewise.
9498 (Sized_relobj::local_has_tls_got_offset): Removed.
9499 (Sized_relobj::local_tls_got_offset): Removed.
9500 (Sized_relobj::set_local_tls_got_offset): Removed.
9501 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9502 * output.cc (Output_data_got::add_global): Added got_type parameter.
9503 (Output_data_got::add_global_with_rel): Likewise.
9504 (Output_data_got::add_global_with_rela): Likewise.
9505 (Output_data_got::add_global_pair_with_rel): New function.
9506 (Output_data_got::add_global_pair_with_rela): New function.
9507 (Output_data_got::add_local): Added got_type parameter.
9508 (Output_data_got::add_local_with_rel): Likewise.
9509 (Output_data_got::add_local_with_rela): Likewise.
9510 (Output_data_got::add_local_pair_with_rel): New function.
9511 (Output_data_got::add_local_pair_with_rela): New function.
9512 (Output_data_got::add_global_tls): Removed.
9513 (Output_data_got::add_global_tls_with_rel): Removed.
9514 (Output_data_got::add_global_tls_with_rela): Removed.
9515 (Output_data_got::add_local_tls): Removed.
9516 (Output_data_got::add_local_tls_with_rel): Removed.
9517 (Output_data_got::add_local_tls_with_rela): Removed.
9518 * output.h (Output_data_got::add_global): Added got_type parameter.
9519 (Output_data_got::add_global_with_rel): Likewise.
9520 (Output_data_got::add_global_with_rela): Likewise.
9521 (Output_data_got::add_global_pair_with_rel): New function.
9522 (Output_data_got::add_global_pair_with_rela): New function.
9523 (Output_data_got::add_local): Added got_type parameter.
9524 (Output_data_got::add_local_with_rel): Likewise.
9525 (Output_data_got::add_local_with_rela): Likewise.
9526 (Output_data_got::add_local_pair_with_rel): New function.
9527 (Output_data_got::add_local_pair_with_rela): New function.
9528 (Output_data_got::add_global_tls): Removed.
9529 (Output_data_got::add_global_tls_with_rel): Removed.
9530 (Output_data_got::add_global_tls_with_rela): Removed.
9531 (Output_data_got::add_local_tls): Removed.
9532 (Output_data_got::add_local_tls_with_rel): Removed.
9533 (Output_data_got::add_local_tls_with_rela): Removed.
9534 * resolve.cc (Symbol::override_base_with_special): Removed
9535 reference to has_got_offset_ field.
9536 * symtab.cc (Symbol::init_fields): Replaced initialization
9537 of got_offset_ with got_offsets_. Removed initialization
9539 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9540 (Symbol::got_offset): Likewise.
9541 (Symbol::set_got_offset): Likewise.
9542 (Symbol::has_tls_got_offset): Removed.
9543 (Symbol::tls_got_offset): Removed.
9544 (Symbol::set_tls_got_offset): Removed.
9545 (Symbol::got_offset_): Removed.
9546 (Symbol::tls_mod_got_offset_): Removed.
9547 (Symbol::tls_pair_got_offset_): Removed.
9548 (Symbol::got_offsets_): New field.
9549 (Symbol::has_got_offset): Removed.
9550 (Symbol::has_tls_mod_got_offset): Removed.
9551 (Symbol::has_tls_pair_got_offset): Removed.
9552 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9553 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9555 (Target_x86_64::Scan::global): Likewise.
9556 (Target_x86_64::Relocate::relocate): Likewise.
9557 (Target_x86_64::Relocate::relocate_tls): Likewise.
9559 2008-03-25 Ben Elliston <bje@au.ibm.com>
9561 * yyscript.y: Fix spelling error in comment.
9563 2008-03-24 Ian Lance Taylor <iant@google.com>
9565 * options.h (class General_options): Define build_id option.
9566 * layout.h (class Layout): Declare write_build_id, create_note,
9567 create_build_id. Add build_id_note_ member.
9568 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9569 "libiberty.h", "md5.h", "sha1.h".
9570 (Layout::Layout): Initialize eh_frame_data_,
9571 eh_frame_hdr_section_, and build_id_note_.
9572 (Layout::finalize): Call create_build_id.
9573 (Layout::create_note): New function, broken out of
9574 Layout::create_gold_note.
9575 (Layout::create_gold_note): Call create_note.
9576 (Layout::create_build_id): New function.
9577 (Layout::write_build_id): New function.
9578 (Close_task_runner::run): Call write_build_id.
9580 * x86_64.cc: Correct license to GPLv3.
9582 2008-03-23 Ian Lance Taylor <iant@google.com>
9584 * options.cc: Include "demangle.h".
9585 (parse_optional_string): New function.
9586 (parse_long_option): Handle takes_optional_argument.
9587 (parse_short_option): Update dash_z initializer. Handle
9588 takes_optional_argument.
9589 (General_options::General_options): Initialize do_demangle_.
9590 (General_options::finalize): Set do_demangle_. Handle demangling
9592 * options.h (parse_optional_string): Declare.
9593 (struct One_option): Add optional_arg field. Update constructor.
9594 Update call constructor calls. Add takes_optional_argument
9596 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9597 (DEFINE_optional_string): Define.
9598 (General_options::demangle): Change from DEFINE_bool to
9599 DEFINE_optional_string.
9600 (General_options::no_demangle): New function.
9601 (General_options::do_demangle): New function.
9602 (General_options::set_do_demangle): New function.
9603 (General_options::execstack_status_): Move definition to end of
9605 (General_options::static_): Likewise.
9606 (General_options::do_demangle_): New field.
9607 * object.cc (big_endian>::get_symbol_location_info): Call
9608 Options::do_demangle, not Options::demangle.
9609 * symtab.cc (demangle): Likewise.
9611 2008-03-22 Ian Lance Taylor <iant@google.com>
9613 * gold.h: Include <cstddef> and <sys/types.h>
9614 * options.h: Include <cstring>.
9616 2008-03-21 Ian Lance Taylor <iant@google.com>
9618 * Added source code to GNU binutils.
projects / external / binutils.git / blob