1 2010-12-20 Ian Lance Taylor <iant@google.com>
3 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4 second of two consecutive entries with same offset.
6 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * testsuite/Makefile.am (ifuncmain2static_LDADD)
9 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
10 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
11 to avoid unneeded links against $(LDADD).
12 * testsuite/Makefile.in: Regenerate.
14 2010-12-15 Ian Lance Taylor <iant@google.com>
17 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
18 for R_X86_64_32 and R_X86_64_PC32.
19 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
20 ver_matching_def_pic.o.
21 (ver_matching_def_pic.o): New target.
23 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
26 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
27 Move definition before File_read::View member definitions.
28 (File_read::View::~View): Initialize and hold lock before
29 updating current_mapped_bytes.
31 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
33 * dwarf_reader.cc: Remove outdated comment.
34 * gold-threads.cc: Fix typo in error message.
35 * archive.cc: Fix typos in comments.
36 * archive.h: Likewise.
37 * arm-reloc-property.cc: Likewise.
38 * arm-reloc-property.h: Likewise.
39 * arm-reloc.def: Likewise.
41 * attributes.h: Likewise.
43 * ehframe.cc: Likewise.
44 * fileread.h: Likewise.
48 * incremental.h: Likewise.
49 * int_encoding.cc: Likewise.
53 * object.cc: Likewise.
55 * options.cc: Likewise.
56 * readsyms.cc: Likewise.
57 * reduced_debug_output.cc: Likewise.
59 * script-sections.cc: Likewise.
62 * target-reloc.h: Likewise.
63 * target.cc: Likewise.
67 * x86_64.cc: Likewise.
69 2010-12-09 Cary Coutant <ccoutant@google.com>
71 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
73 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
74 parameter; change all callers.
75 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
76 * options.h (warn_execstack): New option.
78 2010-12-07 Doug Kwan <dougkwan@google.com>
80 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
81 like function call relocations.
83 2010-12-07 Ian Lance Taylor <iant@google.com>
85 * archive.cc (Archive::get_elf_object_for_member): Permit
86 punconfigured to be NULL.
87 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
88 (Archive::include_member): Pass NULL to get_elf_object_for_member
89 if we searched for the archive and this is the first included
92 2010-12-01 Ian Lance Taylor <iant@google.com>
94 * dwarf_reader.h (class Sized_dwarf_line_info): Add
95 track_relocs_type_ field.
96 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
97 Set track_relocs_type_.
98 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
99 contents when using RELA relocs.
100 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
102 * reloc.cc (Track_relocs::next_addend): New function.
103 * reloc.h (class Track_relocs): Declare next_addend.
105 2010-12-01 Ian Lance Taylor <iant@google.com>
107 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
110 2010-12-01 Ian Lance Taylor <iant@google.com>
112 * README: Update compilers known to work and fail.
114 2010-11-23 Matthias Klose <doko@ubuntu.com>
116 * configure.in: For --enable-gold, handle value `default' instead of
117 `both*'. Always install ld as ld.bfd, install as ld if gold is
119 * configure: Regenerate.
121 2010-11-18 Doug Kwan <dougkwan@google.com>
123 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
124 and right_alignment to be zero. Store result alignment only if it is
125 greater than existing alignment.
127 2010-11-16 Cary Coutant <ccoutant@google.com>
130 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
131 Check for ".zdebug_line".
133 2010-11-16 Doug Kwan <dougkwan@google.com>
134 Cary Coutant <ccoutant@google.com>
136 * output.h (Output_segment::set_section_addresses): Pass increase_relro
137 by reference; adjust all callers.
138 * output.cc (Output_segment::set_section_addresses): Adjust references
139 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
141 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
142 end at page boundary.
144 2010-11-16 Cary Coutant <ccoutant@google.com>
147 * layout.cc (Layout::choose_output_section): Transform names of
148 compressed sections even when using a script with a SECTIONS clause.
149 (Layout::output_section_name): Remove code to transform
150 compressed debug section names.
151 * output.cc (Output_section::add_input_section): Use uncompressed
152 section size when tracking input sections.
154 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
156 * symtab.h (Symbol::NON_PIC_REF): Remove.
157 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
158 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
159 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
160 (Symbol::use_plt_offset): Take a flags argument and pass it
161 directly to needs_dynamic_reloc. Restrict check for undefined
162 weak symbols to function calls.
163 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
164 (Target_arm::Scan::global): Use it.
165 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
166 (Target_arm::Relocate::relocate): Likewise.
167 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
168 parameter with an r_type parameter. Use get_reference_flags
170 (Target_arm::Relocate::relocate): Update accordingly.
171 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
172 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
173 (Target_i386::Scan::global): Likewise.
174 (Target_i386::Relocate::relocate): Likewise.
175 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
176 parameter with an r_type parameter. Use get_reference_flags
178 (Target_i386::Relocate::relocate): Update accordingly.
179 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
180 (Target_powerpc::Scan::global): Use it.
181 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
182 (Target_powerpc::Relocate::relocate): Likewise.
183 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
184 (Target_sparc::Scan::global): Use it.
185 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
186 (Target_sparc::Relocate::relocate): Likewise.
187 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
188 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
189 (Target_x86_64::Scan::global): Likewise.
190 (Target_x86_64::Relocate::relocate): Likewise.
192 2010-11-08 Doug Kwan <dougkwan@google.com>
193 Cary Coutant <ccoutant@google.com>
195 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
196 (Arm_exidx_merge_section::section_contents_): New data member.
197 (Arm_input_section::Arm_input_section): Initialize original_contents_.
198 (Arm_input_section::~Arm_input_section): De-allocate memory.
199 (Arm_input_section::original_contents_): New data member.
200 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
201 in parameters instead of calling Object::section_contents without
203 (Arm_output_section::group_section): New parameter TASK. Pass it
204 to callees that need locking objects.
205 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
206 to lock EXIDX input sections. Fix a formatting issue. Call
207 Arm_exidx_merged_section::build_contents to create merged section
209 (Arm_output_section::create_stub_group): New parameter TASK. Use it
210 to lock object of stub table owner.
211 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
212 TEXT_SIZE to initialize data member TEXT_SIZE_.
213 (Arm_exidx_input_section::addralign): Fix typo in comment.
214 (Arm_exidx_input_section::text_size): New method.
215 (Target_arm::do_relax): New parameter TASK. Pass it to callees
216 that require locking objects. Lock objects before scanning for stubs
217 and updating local symbols.
218 (Arm_input_section<big_endian>::init): Copy contents of original
220 (Arm_input_section<big_endian>::do_write): Use saved contents of
221 original input section instead of calling Object::section_contents
223 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
224 size without calling Object::section_size().
225 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
226 for size. Allocate a buffer for merged EXIDX entries.
227 (Arm_exidx_merged_section::build_contents): New method.
228 (Arm_exidx_merged_section::do_write): Move merge section contents
229 building code to Arm_exidx_merged_section::build_contetns. Write
230 out contetns in buffer instead of building it on the fly.
231 (Arm_relobj::make_exidx_input_section): Also pass text section size
232 to Arm_exidx_input_section constructor.
233 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
234 (Arm_dynobj::do_read_symbols): Fix memory leak.
235 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
236 * target.h: (class Task): Add forward declaration.
237 (Target::relax): Add new parameter TASK and pass it to
239 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
241 2010-11-05 Cary Coutant <ccoutant@google.com>
244 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
245 object when reading from the file.
246 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
248 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
249 when reading section contents.
250 (get_section_contents): Likewise.
251 (icf::find_identical_sections): Likewise.
252 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
253 object when reading from the file.
254 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
255 the object when doing deferred section layout.
257 2010-11-03 Nick Clifton <nickc@redhat.com>
260 * script.h (class Symbol_assignment: name): New member. Returns
261 the name of the symbol.
262 * scrfipt.cc (Script_options::is_pending_assignment): New member.
263 Returns true if the given symbol name is on the list of
264 assignments wating to be processed.
265 * archive.cc (should_incldue_member): If the symbol is undefined,
266 check to see if it is on the list of symbols pending assignment.
268 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
270 * script-sections.cc (Script_sections::find_memory_region): Check
271 for a NULL output section pointer.
273 2010-10-29 Doug Kwan <dougkwan@google.com>
275 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
276 Output_section::add_relaxed_input_section.
277 * output.cc (Output_section::add_relaxed_input_section): Add new
278 arguments LAYOUT and NAME. Set section order index.
279 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
280 Copy section order index.
281 * output.h (Output_section::add_relaxed_input_section): Add new
282 arguments LAYOUT and NAME.
284 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
286 * testsuite/Makefile.am: Move gcctestdir/ld rule to
287 NATIVE_OR_CROSS_LINKER.
288 * testsuite/Makefile.in: Regenerate.
290 2010-10-20 Doug Kwan <dougkwan@google.com>
292 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
293 without SHF_LINK_ORDER flags.
294 * layout.cc (Layout::choose_output_section): Do not filter
295 SHF_LINK_ORDER flag in a relocatable link.
297 2010-10-17 Cary Coutant <ccoutant@google.com>
299 * output.h (Output_segment::set_section_addresses): Change function
300 signature. Update all callers.
301 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
303 (Output_segment::set_section_addresses): Align after last TLS
304 section. Add padding before last relro section instead of after.
306 2010-10-17 Doug Kwan <dougkwan@google.com>
308 * gold/arm.cc (Target_arm::got_section): Use correct order and set
309 GOT output section to be writable.
311 2010-10-14 Cary Coutant <ccoutant@google.com>
313 * debug.h (DEBUG_INCREMENTAL): New flag.
314 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
315 * gold.cc (queue_initial_tasks): Check parameters for incremental link
317 * incremental.cc (report_command_line): Ignore all forms of
319 * layout.cc (Layout::Layout): Check parameters for incremental link
321 * options.cc (General_options::parse_incremental): New function.
322 (General_options::parse_no_incremental): New function.
323 (General_options::parse_incremental_full): New function.
324 (General_options::parse_incremental_update): New function.
325 (General_options::incremental_mode_): New data member.
326 (General_options::finalize): Check incremental_mode_.
327 * options.h (General_options): Update help text for --incremental.
328 Add --no-incremental, --incremental-full, --incremental-update.
329 (General_options::Incremental_mode): New enum type.
330 (General_options::incremental_mode): New function.
331 (General_options::incremental_mode_): New data member.
332 * parameters.cc (Parameters::incremental_mode_): New data member.
333 (Parameters::set_options): Set incremental_mode_.
334 (Parameters::set_incremental_full): New function.
335 (Parameters::incremental): New function.
336 (Parameters::incremental_update): New function.
337 (set_parameters_incremental_full): New function.
338 * parameters.h (Parameters::set_incremental_full): New function.
339 (Parameters::incremental): New function.
340 (Parameters::incremental_update): New function.
341 (Parameters::incremental_mode_): New data member.
342 (set_parameters_incremental_full): New function.
343 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
344 incremental link mode.
345 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
346 (Sized_relobj::do_relocate_sections): Likewise.
347 * testsuite/Makefile.am (incremental_test): Use --incremental-full
349 * testsuite/Makefile.in: Regenerate.
350 * testsuite/incremental_test.sh: Filter all forms of --incremental.
352 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
354 * script-sections.h (class Script_sections): Make
355 Sections_elements typedef public.
356 * script-sections.cc (class Sort_output_sections): Add elements_
357 field. Add constructor which sets it; change all callers.
358 (Sort_output_sections::is_before): New function.
359 (Sort_output_sections::operator()): Call is_before.
360 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
362 * testsuite/script_test_10.sh: New test. Test script section
364 * testsuite/script_test_10.t: Likewise.
365 * testsuite/script_test_10.s: Likewise.
366 * testsuite/Makefile.am: Wrap the cross linker tests and the
367 common tests into NATIVE_OR_CROSS_LINKER.
368 (check_SCRIPTS): Add script_test_10.sh.
369 (check_DATA): Add script_test_10.stdout.
370 (script_test_10.o, script_test_10): New targets.
371 (script_test_10.stdout): New target.
372 * configure, testsuite/Makefile.in: Regenerate.
374 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
376 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
377 error for the deprecated relocations.
378 (Target_arm::Scan::global): Likewise.
379 (Target_arm::Relocate::relocate): Likewise.
381 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
383 * fileread.cc (Input_file::find_file): Initialize *found_name
384 and *namep when using the fallback search for case 4.
386 2010-10-11 Cary Coutant <ccoutant@google.com>
388 * options.h (class General_options): Redefine -z lazy as an alias for
389 the negation of -z now.
391 2010-10-11 Ian Lance Taylor <iant@google.com>
393 * resolve.cc (symbol_to_bits): Report the value of the unsupported
396 2010-10-06 Nick Clifton <nickc@redhat.com>
398 * script-sections.cc(class Memory_region): Remove
399 current_lma_offset_ field. Rename current_vma_offset_ to
400 current_offset_. Add last_section_ field.
401 (Memory_region::get_current_vma_address): Rename to
403 (Memory_region::get_current_lma_address): Delete.
404 (Memory_region::increment_vma_offset): Rename to
406 (Memory_region::increment_lma_offset): Delete.
407 (Memory_region::attributes_compatible): New method. Returns
408 true if the provided section is compatible with the region.
409 (Memory_region::get_last_section): New method. Returns the last
410 section to use the region.
411 (Memory_region::set_last_section): New method. Stores the last
412 section to use the region.
413 (Script_sections::block_in_region): New method. Returns true if
414 a block of memory is contained within a region.
415 (Script_sections::find_memory_region): New method. Locates a
416 memory region to be used to set a VMA or LMA address.
417 (Output_section_definition::set_section_addresses): Add code to
418 check for addresses set by memory regions.
419 (Output_segment::set_section_addresses): Remove memory region
421 (Script_sections::create_segment): Add a warning if a header
422 segment is created outside of any region.
423 * script-sections.h (class Script_sections): Add prototypes for
424 find_memory_region and block_in_region methods.
425 * testsuite/memory_test.s: Use .long instead of .word.
426 * testsuite/memory_test.t: Add some more output sections.
427 * testsuite/memory_test.sh: Update expected output.
429 2010-10-02 Doug Kwan <dougkwan@google.com>
431 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
432 defintion to symtab.h
433 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
434 declaration to defintion.
436 2010-10-01 Nick Clifton <nickc@redhat.com>
438 * expression.cc (eval): Replace dummy argument with NULL.
439 (eval_maybe_dot): Check for a NULL result section pointer.
440 (Symbol_expression::value): Likewise.
441 (Dot_expression::value): Likewise.
442 (BINARY_EXPRESSION): Likewise.
443 (Max_expression::value): Likewise.
444 (Min_expression::value): Likewise.
445 (Absolute_expression::value): Likewise.
446 (Addr_expression::value_from_output_section): Likewise.
447 (Loaddddr_expression::value_from_output_section): Likewise.
448 (Segment_start_expression::value): Likewise.
450 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
452 (Sections_elememt_dot_assignment::set_section_addresses):
454 (Output_data_expression::do_write_to_buffer): Likewise.
455 (Output_section_definition::finalize_symbols): Likewise.
456 (Output_section_definition::set_section_addresses): Likewise.
458 2010-09-30 Doug Kwan <dougkwan@google.com>
460 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
462 2010-09-28 Sriraman Tallam <tmsriram@google.com>
464 * target.h (Target::can_icf_inline_merge_sections): New virtual
466 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
468 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
470 * icf.cc (get_section_contents): Inline merge sections only when
473 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
475 * configure: Regenerate.
477 2010-09-17 Ian Lance Taylor <iant@google.com>
479 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
480 * testsuite/Makefile.am (memory_test.o): New target.
481 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
483 * testsuite/Makefile.in: Rebuild.
485 2010-09-17 Doug Kwan <dougkwan@google.com>
487 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
488 defintion if relocation uses GOT entries of the symbol.
489 * testsuite/icf_safe_test.sh: Fix test.
490 * testsuite/icf_safe_so_test.sh: Fix test.
492 2010-09-16 Cary Coutant <ccoutant@google.com>
494 * script_sections.cc (class Memory_region): Remove "NULL" from
495 vector initializations.
497 2010-09-15 Cary Coutant <ccoutant@google.com>
499 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
500 Resolve forwarding symbols.
502 2010-09-15 Doug Kwan <dougkwan@google.com>
504 * gold/testsuite/script_test_3.t: Add ARM special sections.
505 * gold/testsuite/script_test_4.t: Same.
506 * gold/testsuite/script_test_5.t: Same.
507 * gold/testsuite/script_test_6.t: Same.
508 * gold/testsuite/script_test_7.t: Same.
509 * gold/testsuite/script_test_7.t: Same.
510 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
512 2010-09-14 Cary Coutant <ccoutant@google.com>
514 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
515 (Target_x86_64::Relocate::relocate_tls): Replace check for
516 saw_tls_block_reloc_ with test for executable section.
518 2010-09-12 Cary Coutant <ccoutant@google.com>
520 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
521 position-independent executables to shared libraries need dynamic
523 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
524 position-independent executables.
525 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
526 * testsuite/Makefile.in: Regenerate.
528 2010-09-10 Nick Clifton <nickc@redhat.com>
531 * testsuite/memory_test.t: Discard any sections that are not
534 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
537 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
538 "This::" to work around a bug in gcc 4.2.
540 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
542 2010-09-09 Rafael Espindola <espindola@google.com>
544 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
545 sections with different PF_X flags in the same segment.
546 (Layout::find_first_load_seg): Search all segments to find the first
548 * options.h (rosegment): New.
550 2010-09-08 Rafael Espindola <espindola@google.com>
552 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
554 2010-09-08 Doug Kwan <dougkwan@google.com>
556 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
557 (Arm_relobj::do_relocate_sections): Add new parameter for output
558 file to match the parent.
559 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
560 of local symbols instead of input values. Update code to track
561 changes in gold::relocate_section.
562 * object.cc (Sized_relobj::compute_final_local_value): New methods.
563 (Sized_relobj::compute_final_local_value_internal): New methods.
564 (Sized_relobj::do_finalize_local_symbols): Move code from loop
565 body into private version of Sized_relobj::compute_final_local_value.
566 Call the inline method.
567 * object.h (Symbol_value::Symbol_value): Define destructor. Free
568 merged symbol value if there is one.
569 (Symbol_value::has_output_value): New method defintiion.
570 (Sized_relobj::Compute_final_local_value_status): New enum type.
571 (Sized_relobj::compute_final_local_value): New methods.
572 (Sized_relobj::compute_final_local_value_internal): New methods.
573 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
574 and arm_cortex_a8.sh.
575 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
576 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
578 * Makefile.in: Regenerate.
579 * testsuite/arm_bl_out_of_range.s: Update test.
580 * testsuite/thumb_bl_out_of_range.s: Ditto.
581 * testsuite/thumb_blx_out_of_range.s: Ditto.
582 * testsuite/arm_branch_out_of_range.sh: New file.
583 * testsuite/arm_cortex_a8.sh: Ditto.
584 * testsuite/arm_cortex_a8_b.s: Ditto.
585 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
586 * testsuite/arm_cortex_a8_b_local.s: Ditto.
587 * testsuite/arm_cortex_a8_bl.s: Ditto.
588 * testsuite/arm_cortex_a8_blx.s: Ditto.
589 * testsuite/arm_cortex_a8_local.s: Ditto.
590 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
591 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
593 2010-09-08 Rafael Espindola <espindola@google.com>
595 * Makefile.am (memory_test.stdout): Run readelf with -W.
596 * Makefile.in: Regenerate.
597 * testsuite/memory_test.sh: Make the regexps accept both 32 and
600 2010-09-08 Rafael Espindola <espindola@google.com>
602 * script-sections.cc (Script_sections::add_memory_region): Convert
603 field precision to int.
604 * script.cc (script_set_section_region, script_set_section_region):
605 Convert field precision to int.
607 2010-09-08 Rafael Espindola <espindola@google.com>
609 * arm.cc (do_finalize_sections): Create the __exidx_start and
610 __exdix_end symbols even when the section is missing.
612 2010-09-08 Nick Clifton <nickc@redhat.com>
614 * README: Remove claim that MEMORY is not supported.
615 * expression.cc (script_exp_function_origin)
616 (script_exp_function_length): Move from here to ...
617 * script.cc: ... here.
618 (script_set_section_region, script_add_memory)
619 (script_parse_memory_attr, script_include_directive): New
622 (class Memory_region): New class.
623 (class Output_section_definition): Add set_memory_region,
624 set_section_vma, set_section_lma and get_section_name methods.
625 (class Script_Sections): Add add_memory_region,
626 find_memory_region, find_memory_region_origin,
627 find_memory_region_length and set_memory_region methods.
628 Have set_section_addresses method walk the list of set memory
630 Extend the print methos to display memory regions.
631 * script-sections.h: Add prototypes for new methods.
632 Add enum for MEMORY region attributes.
633 * yyscript.y: Add support for parsing MEMORY regions.
634 * script-c.h: Add prototypes for new functions.
635 * testsuite/Makefile.am: Add test of MEMORY region functionality.
636 * testsuite/Makefile.in: Regenerate.
637 * testsuite/memory_test.sh: New script.
638 * testsuite/memory_test.s: New assembler source file.
639 * testsuite/memory_test.t: New linker script.
641 2010-08-27 Doug Kwan <dougkwan@google.com>
643 * gold/resolve.cc (Symbol_table::should_override): Let a weak
644 reference override an existing dynamic weak reference.
645 * testsuite/Makefile.am: Add new test dyn_weak_ref.
646 * testsuite/Makefile.in: Regenerate.
647 * testsuite/dyn_weak_ref.sh: New file.
648 * testsuite/dyn_weak_ref_1.c: Ditto.
649 * testsuite/dyn_weak_ref_2.c: Ditto.
651 2010-08-27 Ian Lance Taylor <iant@google.com>
653 * incremental.h (class Incremental_input_entry): Add virtual
656 2010-08-27 Ian Lance Taylor <iant@google.com>
658 * testsuite/start_lib_test_3.c: Mark t3 as used.
660 2010-08-27 Nick Clifton <nickc@redhat.com>
662 * options.cc (version_script): Fix small typo in previous
665 2010-08-25 Nick Clifton <nickc@redhat.com>
667 * archive.cc: Formatting fixes: Remove whitespace between
668 typename and following asterisk. Remove whitespace between
669 function name and opening parenthesis.
670 * archive.h: Likewise.
672 * attributes.cc: Likewise.
673 * attributes.h: Likewise.
674 * common.cc: Likewise.
675 * copy-relocs.cc: Likewise.
676 * dirsearch.h: Likewise.
677 * dynobj.cc: Likewise.
678 * ehframe.cc: Likewise.
679 * ehframe.h: Likewise.
680 * expression.cc: Likewise.
681 * fileread.cc: Likewise.
682 * fileread.h: Likewise.
684 * gold-threads.cc: Likewise.
688 * incremental-dump.cc: Likewise.
689 * incremental.cc: Likewise.
690 * layout.cc: Likewise.
691 * layout.h: Likewise.
693 * merge.cc: Likewise.
695 * object.cc: Likewise.
696 * object.h: Likewise.
697 * options.cc: Likewise.
698 * options.h: Likewise.
699 * output.cc: Likewise.
700 * output.h: Likewise.
701 * plugin.cc: Likewise.
702 * plugin.h: Likewise.
703 * powerpc.cc: Likewise.
704 * reloc.cc: Likewise.
705 * script-c.h: Likewise.
706 * script-sections.cc: Likewise.
707 * script.cc: Likewise.
708 * stringpool.cc: Likewise.
709 * symtab.cc: Likewise.
710 * symtab.h: Likewise.
711 * target.cc: Likewise.
712 * timer.cc: Likewise.
714 * version.cc: Likewise.
715 * x86_64.cc: Likewise.
717 2010-08-24 Nick Clifton <nickc@redhat.com>
720 * layout.cc (segment_precedes): Sort segments by their physical
721 addresses, if they have been set.
723 2010-08-23 Cary Coutant <ccoutant@google.com>
725 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
727 (Lib_group::include_member): Unlock object after deleting its
729 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
732 2010-08-19 Neil Vachharajani <nvachhar@google.com>
733 Cary Coutant <ccoutant@google.com>
735 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
736 constructor, and set_blocker.
737 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
739 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
740 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
741 * testsuite/Makefile.am (start_lib_test): New test case.
742 * testsuite/Makefile.in: Regenerate.
743 * testsuite/start_lib_test_main.c: New file.
744 * testsuite/start_lib_test_1.c: New file.
745 * testsuite/start_lib_test_2.c: New file.
746 * testsuite/start_lib_test_3.c: New file.
748 2010-08-19 Ian Lance Taylor <iant@google.com>
750 * Makefile.in: Rebuild with automake 1.11.1.
751 * aclocal.m4: Likewise.
752 * testsuite/Makefile.in: Likewise.
754 2010-08-19 Ian Lance Taylor <iant@google.com>
757 * i386.cc (class Output_data_plt_i386): Update declarations.
758 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
759 local_ifuncs_ fields.
760 (Target_i386::do_plt_section_for_global): New function.
761 (Target_i386::do_plt_section_for_local): New function.
762 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
763 parameter; change all callers. Initialize global_ifuncs_ and
764 local_ifuncs_. If doing a static link define __rel_iplt_start and
766 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
767 (Output_data_plt_i386::add_local_ifunc_entry): New function.
768 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
770 (Target_i386::make_plt_section): New function, broken out of
771 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
772 (Target_i386::make_plt_entry): Call make_plt_section.
773 (Target_i386::make_local_ifunc_plt_entry): New function.
774 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
775 (Target_i386::Scan::local): Handle IFUNC symbols. Add
776 R_386_IRELATIVE to switch.
777 (Target_i386::Scan::global): Likewise.
778 (Target_i386::Relocate::relocate): Likewise.
779 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
781 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
782 (Target_x86_64::do_plt_section_for_global): New function.
783 (Target_x86_64::do_plt_section_for_local): New function.
784 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
785 parameter; change all callers. If doing a static link define
786 __rela_iplt_start and __rela_iplt_end.
787 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
788 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
789 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
791 (Target_x86_64::make_local_ifunc_plt_entry): New function.
792 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
794 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
795 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
796 R_X86_64_IRELATIVE to switch.
797 (Target_x86_64::Scan::global): Likewise.
798 (Target_x86_64::Relocate::relocate): Likewise.
799 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
801 * target.h (class Target): Add plt_section_for_global and
802 plt_section_for_local functions. Add do_plt_section_for_global
803 and do_plt_section_for_local virtual functions.
804 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
806 (Symbol::use_plt_offset): Handle IFUNC symbol.
807 * object.cc (Sized_relobj::Sized_relobj): Initialize
809 (Sized_relobj::local_has_plt_offset): New function.
810 (Sized_relobj::local_plt_offset): New function.
811 (Sized_relobj::set_local_plt_offset): New function.
812 (Sized_relobj::do_count): Handle IFUNC symbol.
813 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
814 a bit away from input_shndx_ field. Add set_is_func_symbol and
815 is_ifunc_symbol functions.
816 (class Sized_relobj): Update declarations. Remove Tls_got_entry
817 and Local_tls_got_offsets. Define Local_plt_offsets. Add
818 local_plt_offsets_ field.
819 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
820 * output.h (class Output_section_data): Add non-const
821 output_section function.
822 (class Output_data_got): Update declarations.
823 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
824 Add use_plt_offset parameter to global and local constructors.
825 Change all callers. Change local_sym_index_ field to 31 bits.
826 Change GSYM_CODE and CONSTANT_CODE accordingly.
827 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
828 doing a static link don't set sh_link field.
829 (Output_data_got::Got_entry::write): Use PLT offset if
831 (Output_data_got::add_global_plt): New function.
832 (Output_data_got::add_local_plt): New function.
833 * target-reloc.h (relocate_section): Handle IFUNC symbol.
834 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
835 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
836 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
837 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
839 * testsuite/ifunc-sel.h: New file.
840 * testsuite/ifuncmain1.c: New file.
841 * testsuite/ifuncmain1vis.c: New file.
842 * testsuite/ifuncmod1.c: New file.
843 * testsuite/ifuncdep2.c: New file.
844 * testsuite/ifuncmain2.c: New file.
845 * testsuite/ifuncmain3.c: New file.
846 * testsuite/ifuncmod3.c: New file.
847 * testsuite/ifuncmain4.c: New file.
848 * testsuite/ifuncmain5.c: New file.
849 * testsuite/ifuncmod5.c: New file.
850 * testsuite/ifuncmain6pie.c: New file.
851 * testsuite/ifuncmod6.c: New file.
852 * testsuite/ifuncmain7.c: New file.
853 * configure, testsuite/Makefile.in: Rebuild.
855 2010-08-18 Ian Lance Taylor <iant@google.com>
858 (Output_section_incremental_inputs::write_input_files): Add cast
859 to avoid signed/unsigned comparison warning.
860 (Output_section_incremental_inputs::write_info_blocks): Likewise.
862 2010-08-12 Cary Coutant <ccoutant@google.com>
864 * common.cc (Sort_commons::operator()): Remove unnecessary code.
866 2010-08-13 Ian Lance Taylor <iant@google.com>
868 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
870 2010-08-12 Cary Coutant <ccoutant@google.com>
871 Doug Kwan <dougkwan@google.com>
873 * resolve.cc (Symbol_table::should_override): When a weak dynamic
874 defintion overrides non-weak undef, remember that the original undef
876 * symtab.cc (Symbol_table::sized_write_global): For undef without
877 an original weak binding, set binding to global in output.
878 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
879 * testsuite/Makefile.in: Regenerate.
880 * testsuite/strong_ref_weak_def.sh: New file.
881 * testsuite/strong_ref_weak_def_1.c: Ditto.
882 * testsuite/strong_ref_weak_def_2.c: Ditto.
884 2010-08-12 Cary Coutant <ccoutant@google.com>
886 * testsuite/incremental_test.sh: Rewrite.
887 * testsuite/incremental_test_1.c: Rewrite.
888 * testsuite/incremental_test_2.c: Rewrite.
890 2010-08-12 Cary Coutant <ccoutant@google.com>
892 * arm.cc (Target_arm::got_size): Add const.
893 (Target_arm::got_entry_count): New function.
894 (Target_arm::plt_entry_count): New function.
895 (Target_arm::first_plt_entry_offset): New function.
896 (Target_arm::plt_entry_size): New function.
897 (Output_data_plt_arm::entry_count): New function.
898 (Output_data_plt_arm::first_plt_entry_offset): New function.
899 (Output_data_plt_arm::get_plt_entry_size): New function.
900 * i386.cc (Target_i386::got_size): Add const.
901 (Target_i386::got_entry_count): New function.
902 (Target_i386::plt_entry_count): New function.
903 (Target_i386::first_plt_entry_offset): New function.
904 (Target_i386::plt_entry_size): New function.
905 (Output_data_plt_i386::entry_count): New function.
906 (Output_data_plt_i386::first_plt_entry_offset): New function.
907 (Output_data_plt_i386::get_plt_entry_size): New function.
908 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
909 find_incremental_inputs_sections. Dump incremental_got_plt section.
910 * incremental.cc: Include target.h.
911 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
912 parameter. Adjust all callers. Find incremental_got_plt section.
913 (Incremental_inputs::create_data_sections): Create incremental_got_plt
915 (Output_section_incremental_inputs::set_final_data_size): Calculate
916 size of incremental_got_plt section.
917 (Output_section_incremental_inputs::do_write): Write the
918 incremental_got_plt section.
919 (Got_plt_view_info): New struct.
920 (Local_got_offset_visitor): New class.
921 (Global_got_offset_visitor): New class.
922 (Global_symbol_visitor_got_plt): New class.
923 (Output_section_incremental_inputs::write_got_plt): New function.
924 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
925 Add parameter. Adjust all callers.
926 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
927 (Incremental_inputs::got_plt_section): New function.
928 (Incremental_inputs::got_plt_section_): New data member.
929 (Incremental_got_plt_reader): New class.
930 * layout.cc (Layout::create_incremental_info_sections): Add the
931 incremental_got_plt section.
932 * object.h (Got_offset_list::get_list): New function.
933 (Got offset_list::for_all_got_offsets): New function.
934 (Sized_relobj::local_got_offset_list): New function.
935 * powerpc.cc (Target_powerpc::got_size): Add const.
936 (Target_powerpc::got_entry_count): New function.
937 (Target_powerpc::plt_entry_count): New function.
938 (Target_powerpc::first_plt_entry_offset): New function.
939 (Target_powerpc::plt_entry_size): New function.
940 (Output_data_plt_powerpc::entry_count): New function.
941 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
942 (Output_data_plt_powerpc::get_plt_entry_size): New function.
943 * sparc.cc (Target_sparc::got_size): Add const.
944 (Target_sparc::got_entry_count): New function.
945 (Target_sparc::plt_entry_count): New function.
946 (Target_sparc::first_plt_entry_offset): New function.
947 (Target_sparc::plt_entry_size): New function.
948 (Output_data_plt_sparc::entry_count): New function.
949 (Output_data_plt_sparc::first_plt_entry_offset): New function.
950 (Output_data_plt_sparc::get_plt_entry_size): New function.
951 * symtab.h (Symbol::got_offset_list): New function.
952 (Symbol_table::for_all_symbols): New function.
953 * target.h (Sized_target::got_entry_count): New function.
954 (Sized_target::plt_entry_count): New function.
955 (Sized_target::plt_entry_size): New function.
956 * x86_64.cc (Target_x86_64::got_size): Add const.
957 (Target_x86_64::got_entry_count): New function.
958 (Target_x86_64::plt_entry_count): New function.
959 (Target_x86_64::first_plt_entry_offset): New function.
960 (Target_x86_64::plt_entry_size): New function.
961 (Output_data_plt_x86_64::entry_count): New function.
962 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
963 (Output_data_plt_x86_64::get_plt_entry_size): New function.
965 2010-08-12 Cary Coutant <ccoutant@google.com>
967 * archive.cc: Include incremental.h.
968 (Archive::Archive): Initialize incremental_info_.
969 (Archive::include_member): Record archive members in incremental info.
970 (Add_archive_symbols::run): Record begin and end of an archive in
972 (Lib_group::include_member): Record objects in incremental info.
973 * archive.h (Incremental_archive_entry): Forward declaration.
974 (Archive::set_incremental_info): New member function.
975 (Archive::incremental_info): New member function.
976 (Archive::Unused_symbol_iterator): New class.
977 (Archive::unused_symbols_begin): New member function.
978 (Archive::unused_symbols_end): New member function.
979 (Archive::incremental_info_): New data member.
980 * incremental-dump.cc (find_input_containing_global): New function.
981 (dump_incremental_inputs): Dump new incremental info sections.
982 * incremental.cc: Include symtab.h.
983 (Output_section_incremental_inputs): New class.
984 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
985 new incremental info sections.
986 (Sized_incremental_binary::do_check_inputs): Likewise.
987 (Incremental_inputs::report_archive): Remove.
988 (Incremental_inputs::report_archive_begin): New function.
989 (Incremental_inputs::report_archive_end): New function.
990 (Incremental_inputs::report_object): New function.
991 (Incremental_inputs::finalize_inputs): Remove.
992 (Incremental_inputs::report_input_section): New function.
993 (Incremental_inputs::report_script): Rewrite.
994 (Incremental_inputs::finalize): Do nothing but finalize string table.
995 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
996 (Incremental_inputs::sized_create_inputs_section_data): Remove.
997 (Incremental_inputs::create_data_sections): New function.
998 (Incremental_inputs::relocs_entsize): New function.
999 (Output_section_incremental_inputs::set_final_data_size): New function.
1000 (Output_section_incremental_inputs::do_write): New function.
1001 (Output_section_incremental_inputs::write_header): New function.
1002 (Output_section_incremental_inputs::write_input_files): New function.
1003 (Output_section_incremental_inputs::write_info_blocks): New function.
1004 (Output_section_incremental_inputs::write_symtab): New function.
1005 * incremental.h (Incremental_script_entry): Forward declaration.
1006 (Incremental_object_entry): Forward declaration.
1007 (Incremental_archive_entry): Forward declaration.
1008 (Incremental_inputs): Forward declaration.
1009 (Incremental_inputs_header_data): Remove.
1010 (Incremental_inputs_header): Remove.
1011 (Incremental_inputs_header_write): Remove.
1012 (Incremental_inputs_entry_data): Remove.
1013 (Incremental_inputs_entry): Remove.
1014 (Incremental_inputs_entry_write): Remove.
1015 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1016 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1017 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1018 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1020 (Incremental_input_entry): New class.
1021 (Incremental_script_entry): New class.
1022 (Incremental_object_entry): New class.
1023 (Incremental_archive_entry): New class.
1024 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1025 (Incremental_inputs::report_inputs): Remove.
1026 (Incremental_inputs::report_archive): Remove.
1027 (Incremental_inputs::report_archive_begin): New function.
1028 (Incremental_inputs::report_archive_end): New function.
1029 (Incremental_inputs::report_object): Change prototype.
1030 (Incremental_inputs::report_input_section): New function.
1031 (Incremental_inputs::report_script): Change prototype.
1032 (Incremental_inputs::get_reloc_count): New function.
1033 (Incremental_inputs::set_reloc_count): New function.
1034 (Incremental_inputs::create_data_sections): New function.
1035 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1036 (Incremental_inputs::inputs_section): New function.
1037 (Incremental_inputs::symtab_section): New function.
1038 (Incremental_inputs::relocs_section): New function.
1039 (Incremental_inputs::get_stringpool): Add const.
1040 (Incremental_inputs::command_line): Add const.
1041 (Incremental_inputs::inputs): Remove.
1042 (Incremental_inputs::command_line_key): New function.
1043 (Incremental_inputs::input_file_count): New function.
1044 (Incremental_inputs::input_files): New function.
1045 (Incremental_inputs::relocs_entsize): New function.
1046 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1047 (Incremental_inputs::finalize_inputs): Remove.
1048 (Incremental_inputs::Input_info): Remove.
1049 (Incremental_inputs::lock_): Remove.
1050 (Incremental_inputs::inputs_): Change type.
1051 (Incremental_inputs::inputs_map_): Remove.
1052 (Incremental_inputs::current_object_entry_): New data member.
1053 (Incremental_inputs::inputs_section_): New data member.
1054 (Incremental_inputs::symtab_section_): New data member.
1055 (Incremental_inputs::relocs_section_): New data member.
1056 (Incremental_inputs::reloc_count_): New data member.
1057 (Incremental_inputs_reader): New class.
1058 (Incremental_symtab_reader): New class.
1059 (Incremental_relocs_reader): New class.
1060 * layout.cc (Layout::finalize): Move finalization of incremental info
1061 and creation of incremental info sections to follow finalization of
1062 symbol table. Set offsets for postprocessing sections.
1063 (Layout::create_incremental_info_sections): Call
1064 Incremental_inputs::create_data_sections. Add incremental symtab
1065 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1066 sections to layout after input sections.
1067 * layout.h (struct Timespec): Forward declaration.
1068 (Layout::incremental_inputs): Add const.
1069 (Layout::create_incremental_info_sections): Add parameter.
1070 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1071 * object.cc: Include incremental.h.
1072 (Relobj::finalize_incremental_relocs): New function.
1073 (Sized_relobj::do_layout): Record input sections in incremental info.
1074 * object.h (Object::output_section): New function.
1075 (Object::output_section_offset): Moved from Relobj.
1076 (Object::get_incremental_reloc_base): New function.
1077 (Object::get_incremental_reloc_count): New function.
1078 (Object::do_output_section): New function.
1079 (Object::do_output_section_offset): Moved from Relobj.
1080 (Object::do_get_incremental_reloc_base): New function.
1081 (Object::do_get_incremental_reloc_count): New function.
1082 (Object::Object): Initialize new data members.
1083 (Relobj::output_section): Renamed do_output_section and moved to
1085 (Relobj::output_section_offset): Moved to Object.
1086 (Relobj::do_get_incremental_reloc_base): New function.
1087 (Relobj::do_get_incremental_reloc_count): New function.
1088 (Relobj::allocate_incremental_reloc_counts): New function.
1089 (Relobj::count_incremental_reloc): New function.
1090 (Relobj::finalize_incremental_relocs): New function.
1091 (Relobj::next_incremental_reloc_index): New function.
1092 (Relobj::reloc_counts_): New data member.
1093 (Relobj::reloc_bases_): New data member.
1094 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1095 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1096 (Sized_relobj::incremental_relocs_scan): New function.
1097 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1098 (Sized_relobj::incremental_relocs_write): New function.
1099 (Sized_relobj::incremental_relocs_write_reltype): New function.
1100 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1102 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1103 archives and object files elsewhere.
1104 (Add_symbols::run): Report object files here.
1105 (Finish_group::run): Report end of archive at end of group.
1106 * reloc.cc: Include layout.h, incremental.h.
1107 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1108 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1109 (Sized_relobj::incremental_relocs_scan): New function.
1110 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1111 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1112 (Sized_relobj::incremental_relocs_write): New function.
1113 (Sized_relobj::incremental_relocs_write_reltype): New function.
1114 * script.cc (read_input_script): Rewrite test for incremental link.
1115 Change call to Incremental_inputs::report_script.
1116 * symtab.h (Symbol_table::first_global_index): New function.
1117 (Symbol_table::output_count): New function.
1119 2010-08-12 Doug Kwan <dougkwan@google.com>
1121 * arm.cc (Target_arm::merge_object_attributes): Check command line
1122 options --no-wchar-size-warning and --no-enum-size-warning.
1123 * options.h (General_options): Add ld-compatible options
1124 --no-enum-size-warning and --no-wchar-size-warning.
1126 2010-08-04 Ian Lance Taylor <iant@google.com>
1128 * x86_64.cc (Target_x86_64::Scan::local): Use
1129 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1130 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1131 (Target_x86_64::Scan::global): Likewise.
1132 (Target_x86_64::Relocate::relocate): Likewise.
1133 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1136 2010-08-03 Cary Coutant <ccoutant@google.com>
1138 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1139 to reserve space in merged_strings vector. Keep total input size
1141 (Output_merge_string::do_print_merge_stats): Print total input size.
1142 * merge.h (Output_merge_string): Add input_size_ field.
1143 * stringpool.cc (Stringpool_template::string_length): Move
1144 implementations out of Stringpool_template class and place in
1146 * stringpool.h (string_length): Move out of Stringpool_template.
1148 2010-08-03 Ian Lance Taylor <iant@google.com>
1151 * layout.cc (relaxation_loop_body): If address of load segment is
1152 set, adjust address to include headers if possible.
1154 2010-08-03 Ian Lance Taylor <iant@google.com>
1156 * version.cc (version_string): Bump to 1.10.
1158 2010-08-03 Ian Lance Taylor <iant@google.com>
1161 * layout.h (enum Output_section_order): Define.
1162 (class Layout): Update declarations.
1163 * layout.cc (Layout::get_output_section): Add order parameter.
1164 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1165 is_first_non_relro parameters. Change all callers.
1166 (Layout::choose_output_section): Likewise.
1167 (Layout::add_output_section_data): Likewise.
1168 (Layout::make_output_section): Likewise. Set order.
1169 (Layout::default_section_order): New function.
1170 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1171 * output.cc (Output_section::Output_section): Initialize order_.
1172 Don't initialize deleted fields.
1173 (Output_segment::Output_segment): Don't initialize deleted
1175 (Output_segment::add_output_section_to_load): New function
1176 replacing add_output_section. Change all callers to call this or
1177 add_output_section_to_nonload.
1178 (Output_segment::add_output_section_to_nonload): New function.
1179 (Output_segment::remove_output_section): Rewrite.
1180 (Output_segment::add_initial_output_data): Likewise.
1181 (Output_segment::has_any_data_sections): Likewise.
1182 (Output_segment::is_first_section_relro): Likewise.
1183 (Output_segment::maximum_alignment): Likewise.
1184 (Output_segment::has_dynamic_reloc): New function replacing
1185 dynamic_reloc_count. Change all callers.
1186 (Output_segment::has_dynamic_reloc_list): New function replacing
1187 dynamic_reloc_count_list. Change all callers.
1188 (Output_segment::set_section_addresses): Rewrite.
1189 (Output_segment::set_offset): Rewrite.
1190 (Output_segment::find_first_and_last_list): Remove.
1191 (Output_segment::set_tls_offsets): Rewrite.
1192 (Output_segment::first_section_load_address): Likewise.
1193 (Output_segment::output_section_count): Likewise.
1194 (Output_segment::section_with_lowest_load_address): Likewise.
1195 (Output_segment::write_section_headers): Likewise.
1196 (Output_segment::print_sections_to_map): Likewise.
1197 * output.h (class Output_data): Remove dynamic_reloc_count_
1198 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1199 (Output_data::add_dynamic_reloc): Rewrite.
1200 (Output_data::has_dynamic_reloc): New function.
1201 (Output_data::dynamic_reloc_count): Remove.
1202 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1203 is_last_relro_, is_first_non_relro_, is_interp_,
1204 is_dynamic_linker_section_ fields. Add order and set_order
1205 functions. Remove is_relro_local, set_is_relro_local,
1206 is_last_relro, set_is_last_relro, is_first_non_relro,
1207 set_is_first_non_relro functions, is_interp, set_is_interp,
1208 is_dynamic_linker_section, and set_is_dynamic_linker_section
1210 (class Output_segment): Change Output_data_list from std::list to
1211 std:;vector. Add output_lists_ field. Remove output_data_ and
1212 output_bss_ fields. Update declarations.
1214 2010-08-02 Ian Lance Taylor <iant@google.com>
1216 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1217 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1218 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1220 2010-08-02 Ian Lance Taylor <iant@google.com>
1223 * script.cc (Script_options::Script_options): Initialize
1224 symbol_definitions_ and symbol_references_.
1225 (Script_options::add_symbol_assignment): Update
1226 symbol_definitions_ and symbol_references_.
1227 (Script_options::add_symbol_reference): New function.
1228 (script_symbol): New function.
1229 * script.h (class Script_options): Add symbol_definitions_ and
1230 symbol_references_ fields.
1231 (Script_options::referenced_const_iterator): New type.
1232 (Script_options::referenced_begin): New function.
1233 (Script_options::referenced_end): New function.
1234 (Script_options::is_referenced): New function.
1235 (Script_options::any_unreferenced): New function.
1236 * script-c.h (script_symbol): Declare.
1237 * yyscript.y (exp): Call script_symbol.
1238 * symtab.cc: Include "script.h".
1239 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1240 Change all callers. Check symbols referenced by scripts.
1241 (Symbol_table::add_undefined_symbols_from_command_line): Add
1242 layout parameter. Change all callers.
1243 (Symbol_table::do_add_undefined_symbols_from_command_line):
1244 Likewise. Break out loop body. Check symbols referenced by
1246 (Symbol_table::add_undefined_symbol_from_command_line): New
1247 function broken out of
1248 do_add_undefined_symbols_from_command_line.
1249 * symtab.h (class Symbol_table): Update declarations.
1250 * archive.cc: Include "layout.h".
1251 (Archive::should_include_member): Add layout parameter. Change
1252 all callers. Check for symbol mentioned in expression.
1253 * archive.h (class Archive): Update declaration.
1254 * object.cc (Sized_relobj::do_should_include_member): Add layout
1256 * object.h (Object::should_include_member): Add layout parameter.
1258 (Object::do_should_include_member): Add layout parameter.
1259 (class Sized_relobj): Update declaration.
1260 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1262 * dynobj.h (class Sized_dynobj): Update declaration.
1263 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1265 * plugin.h (class Sized_pluginobj): Update declaration.
1267 2010-08-02 Ian Lance Taylor <iant@google.com>
1270 * output.cc (Output_segment::set_offset): Search for the first and
1271 last sections rather than assuming that the list is in order.
1272 (Output_segment::find_first_and_last_list): New function.
1273 * output.h (class Output_segment): Update declarations.
1274 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1275 (relro_strip_test_SOURCES): New variable.
1276 (relro_strip_test_DEPENDENCIES): New variable.
1277 (relro_strip_test_LDFLAGS): New variable.
1278 (relro_strip_test_LDADD): New variable.
1279 (relro_strip_test.so): New target.
1281 2010-08-02 Ian Lance Taylor <iant@google.com>
1283 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1284 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1285 (Target_i386::got_tlsdesc_section): New function.
1286 (Target_i386::got_section): Create space for GOT entries for
1287 TLSDESC relocations.
1288 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1290 (Target_i386::Scan::global): Likewise.
1291 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1293 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1294 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1295 (Target_x86_64::got_tlsdesc_section): New function.
1296 (Target_x86_64::got_section): Create space for GOT entries for
1297 TLSDESC relocations.
1298 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1300 (Target_x86_64::Scan::global): Likewise.
1301 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1304 2010-08-02 Ian Lance Taylor <iant@google.com>
1306 * testsuite/final_layout.sh: Use dc to convert from hex to
1309 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1311 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1312 paramter to the call to gold::gc_process_relocs.
1313 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1314 paramter to the call to gold::gc_process_relocs.
1315 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1316 parameter to the call to gold::gc_process_relocs.
1317 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1318 template parameter to the call to gold::gc_process_relocs.
1319 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1320 paramter to the call to gold::gc_process_relocs.
1321 * gc.h (get_embedded_addend_size): New function.
1322 (gc_process_relocs): Save the size of the reloc for use by ICF.
1323 * icf.cc (get_section_contents): Get the addend from the text section
1324 for SHT_REL relocation sections.
1325 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1326 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1327 * int_encoding.h (read_from_pointer): New overloaded function.
1328 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1329 * testsuite/icf_sht_rel_addend_test.sh: New file.
1330 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1331 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1333 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1335 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1336 * Makefile.in: Regenerate.
1337 * testsuite/Makefile.in: Regenerate.
1339 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1341 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1342 * gold/testsuite/debug_msg.cc: Likewise.
1343 * gold/testsuite/odr_violation1.cc
1344 * gold/testsuite/odr_violation2.cc
1346 2010-07-21 Cary Coutant <ccoutant@google.com>
1348 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1349 string, and length fields.
1350 (Output_merge_string::Merged_strings_list): New type.
1351 (Output_merge_string::Merged_strings_lists): New typedef.
1352 (Output_merge_string): Replace merged_strings_ with
1353 merged_strings_lists_.
1354 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1355 Merged_strings_list per input object and section. Don't store pointer
1356 to the string. Don't store length with each merged string entry.
1357 (Output_merge_string::finalize_merged_data): Loop over list of merged
1358 strings lists. Recompute length of each merged string.
1360 2010-07-15 Cary Coutant <ccoutant@google.com>
1362 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1365 2010-07-14 Ian Lance Taylor <iant@google.com>
1367 * descriptors.cc (Descriptors::open): Report correct name in error
1370 2010-07-13 Doug Kwan <dougkwan@google.com>
1372 * arm.cc (Arm_input_section::Arm_input_section): For a
1373 SHT_ARM_EXIDX section, always keeps the input sections.
1374 (Arm_input_section::set_exidx_section_link): New method.
1375 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1376 has_errors_ to false.
1377 (Arm_exidx_input_section::has_errors,
1378 Arm_exidx_input_section::set_has_errors): New methods.
1379 (Arm_exidx_input_section::has_errors_): New data member.
1380 (Arm_relobj::get_exidx_shndx_list): New method.
1381 (Arm_output_section::append_text_sections_to_list): Do not skip
1382 section without SHF_EXECINSTR.
1383 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1385 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1386 section header. Make error messages more verbose. Check for
1387 a non-executable section linked to an EXIDX section.
1388 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1389 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1390 check that there is no deferred EXIDX section if we exit early.
1391 Instead of not making an EXIDX section in case of an error, make one
1392 and set the has_errors flag of it.
1393 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1394 in a relocatable link.
1395 (Target_arm::do_relax): Look for the EXIDX output section instead of
1396 assuming that it is called .ARM.exidx.
1397 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1398 section list. Do not check for SHF_EXECINSTR section flags but
1399 skip any input section with errors.
1400 * output.cc (Output_section::Output_section): Initialize
1401 always_keeps_input_sections_ to false.
1402 (Output_section::add_input_section): Check for
1403 always_keeps_input_sections_.
1404 * output.h (Output_section::always_keeps_input_sections,
1405 Output_section::set_always_keeps_input_sections): New methods.
1406 (Output_section::always_keeps_input_sections): New data member.
1408 2010-07-13 Rafael Espindola <espindola@google.com>
1410 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1411 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1413 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1414 Ian Lance Taylor <iant@google.com>
1416 * output.h (Output_section_lookup_maps::add_merge_section):
1417 Correct check of whether value was inserted.
1418 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1419 (Output_section_lookup_maps::add_relaxed_input_section):
1421 * arm.cc (Target_arm::got_section): Remove used local os.
1422 * i386.cc (Target_i386::got_section): Likewise.
1423 * x86_64.cc (Target_x86_64::got_section): Likewise.
1424 * sparc.cc (Target_sparc::got_section): Likewise.
1425 (Target_sparc::relocate): Remove unused local have_got_offset.
1426 * powerpc.cc (Target_powerpc::relocate): Likewise.
1428 2010-07-13 Ian Lance Taylor <iant@google.com>
1430 * compressed_output.cc (zlib_decompress): Fix signature in
1433 * archive.cc (Archive::include_member): Unlock an external member
1434 of a thin archive. Don't bother to delete an object we know is
1437 2010-07-12 Cary Coutant <ccoutant@google.com>
1439 * compressed_output.cc (zlib_decompress): New function.
1440 (get_uncompressed_size): New function.
1441 (decompress_input_section): New function.
1442 * compressed_output.h (get_uncompressed_size): New function.
1443 (decompress_input_section): New function.
1444 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1445 Handle compressed debug sections.
1446 * layout.cc (is_compressed_debug_section): New function.
1447 (Layout::output_section_name): Map compressed section names to
1449 * layout.h (is_compressed_debug_section): New function.
1450 (is_debug_info_section): Recognize compressed debug sections.
1451 * merge.cc: Include compressed_output.h.
1452 (Output_merge_data::do_add_input_section): Handle compressed
1454 (Output_merge_string::do_add_input_section): Handle compressed
1456 * object.cc: Include compressed_output.h.
1457 (Sized_relobj::Sized_relobj): Initialize new data members.
1458 (build_compressed_section_map): New function.
1459 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1460 * object.h (Object::section_is_compressed): New method.
1461 (Object::do_section_is_compressed): New method.
1462 (Sized_relobj::Compressed_section_map): New type.
1463 (Sized_relobj::do_section_is_compressed): New method.
1464 (Sized_relobj::compressed_sections_): New data member.
1465 * output.cc (Output_section::add_input_section): Handle compressed
1467 * reloc.cc: Include compressed_output.h.
1468 (Sized_relobj::write_sections): Handle compressed debug sections.
1470 2010-07-08 Cary Coutant <ccoutant@google.com>
1472 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1473 weak when resolving to a dynamic def.
1474 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1475 for weak undef/dynamic def cases. Adjust callers.
1476 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1477 undef_binding_weak_.
1478 (Symbol_table::sized_write_globals): Adjust symbol binding.
1479 (Symbol_table::sized_write_symbol): Add binding parameter.
1480 * symtab.h (Symbol::set_undef_binding): New method.
1481 (Symbol::is_undef_binding_weak): New method.
1482 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1483 (Symbol_table::should_override): Add new parameter.
1484 (Symbol_table::sized_write_symbol): Add new parameter.
1486 * testsuite/weak_undef_file1.cc: Add new test case.
1487 * testsuite/weak_undef_file2.cc: Fix header comment.
1488 * testsuite/weak_undef_test.cc: Add new test case.
1490 2010-06-29 Doug Kwan <dougkwan@google.com>
1492 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1493 Initialize USE_SYMBOL_.
1494 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1496 (Arm_reloc_property::uses_symbol_): New data member declaration.
1497 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1498 uses symbol value and symbol is undefined but not weakly undefined.
1500 2010-06-28 Rafael Espindola <espindola@google.com>
1502 * plugin.cc (Plugin::load): Use dlerror.
1504 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1506 * symtab.cc (detect_odr_violations): When reporting an ODR
1507 violation, report an object where the symbol is defined.
1509 2010-06-25 Doug Kwan <dougkwan@google.com>
1511 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1512 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1514 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1515 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1516 target hook to detect function points.
1517 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1518 * icf.h (Icf::check_section_for_function_pointers): Change type of
1519 parameter SECTION_NAME to const reference to std::string. Use
1520 target hook to determine if section may have unsafe pointers.
1521 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1524 2010-06-21 Rafael Espindola <espindola@google.com>
1526 * fileread.cc (Input_file::find_fie): New
1527 (Input_file::open): Use Input_file::find_fie.
1528 * fileread.h (Input_file::find_fie): New
1529 * plugin.cc (set_extra_library_path): New.
1530 (Plugin::load): Add set_extra_library_path to the transfer vector.
1531 (Plugin_manager::set_extra_library_path): New.
1532 (Plugin_manager::add_input_file): Use the extra search path if set.
1533 (set_extra_library_path(): New.
1534 * plugin.h (Plugin_manager): Add set_extra_library_path and
1537 2010-06-19 Cary Coutant <ccoutant@google.com>
1539 * layout.cc (gdb_sections): Add .debug_types.
1540 (lines_only_debug_sections): Likewise.
1542 2010-06-18 Rafael Espindola <espindola@google.com>
1544 * plugin.cc (add_input_file,add_input_library)
1545 (Plugin_manager::add_input_file): Make filename arguments const.
1546 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1549 2010-06-16 Doug Kwan <dougkwan@google.com>
1551 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1552 .ARM.attributes section if we have not merged any input
1553 attributes sections.
1555 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1557 * arm.cc: Allow combining objects with no EABI version
1560 2010-06-15 Rafael Espindola <espindola@google.com>
1562 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1564 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1566 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1567 (struct iovec): Correct !HAVE_READV definition.
1569 2010-06-10 Cary Coutant <ccoutant@google.com>
1571 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1572 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1574 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1577 * symtab.h (Symbol::is_placeholder): New member function.
1578 * target-reloc.h (relocate_section): Check for placeholder symbols.
1580 * testsuite/Makefile.am (plugin_test_8): New test.
1581 (plugin_test_9): New test.
1582 * testsuite/Makefile.in: Regenerate.
1584 2010-06-09 Nick Clifton <nickc@redhat.com>
1586 * yyscript.y (input_list_element): Allow strings prefixed with
1587 the '-' character. Treat these as libraries.
1588 * script.cc (script_add_library): New function. Adds a library
1589 specified by "-l<name>" found in an input script.
1590 * script-c.h: Add prototype for script_add_library.
1592 2010-06-07 Doug Kwan <dougkwan@google.com>
1594 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1595 Restrict stub-group size to be within long conditional branch
1596 range when working around cortex-A8 erratum.
1598 2010-06-07 Damien Diederen <dd@crosstwine.com>
1600 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1603 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1607 (Output_section::Input_section_sort_entry::compare_section_ordering):
1608 Change to return non-zero correctly.
1609 (Output_section::Input_section_sort_section_order_index_compare
1610 ::operator()): Change to fix ambiguity in comparisons.
1612 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1614 * gold.h (is_wildcard_string): New function.
1615 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1616 (Layout::layout_eh_frame): Ditto.
1617 (Layout::find_section_order_index): New method.
1618 (Layout::read_layout_from_file): New method.
1619 * layout.h (Layout::find_section_order_index): New method.
1620 (Layout::read_layout_from_file): New method.
1621 (Layout::input_section_position_): New private member.
1622 (Layout::input_section_glob_): New private member.
1623 * main.cc (main): Call read_layout_from_file here.
1624 * options.h (--section-ordering-file): New option.
1625 * output.cc (Output_section::input_section_order_specified_): New
1627 (Output_section::Output_section): Initialize new member.
1628 (Output_section::add_input_section): Add new parameter.
1629 Keep input sections when --section-ordering-file is used.
1630 (Output_section::set_final_data_size): Sort input sections when
1631 section ordering file is specified.
1632 (Output_section::Input_section_sort_entry): Add new parameter.
1634 (Output_section::Input_section_sort_entry::compare_section_ordering):
1636 (Output_section::Input_section_sort_compare::operator()): Change to
1637 consider section_order_index.
1638 (Output_section::Input_section_sort_init_fini_compare::operator()):
1639 Change to consider section_order_index.
1640 (Output_section::Input_section_sort_section_order_index_compare
1641 ::operator()): New method.
1642 (Output_section::sort_attached_input_sections): Change to sort
1643 according to section order when specified.
1644 (Output_section::add_input_section<32, true>): Add new parameter.
1645 (Output_section::add_input_section<64, true>): Add new parameter.
1646 (Output_section::add_input_section<32, false>): Add new parameter.
1647 (Output_section::add_input_section<64, false>): Add new parameter.
1648 * output.h (Output_section::add_input_section): Add new parameter.
1649 (Output_section::input_section_order_specified): New
1651 (Output_section::set_input_section_order_specified): New method.
1652 (Input_section::Input_section): Initialize section_order_index_.
1653 (Input_section::section_order_index): New method.
1654 (Input_section::set_section_order_index): New method.
1655 (Input_section::section_order_index_): New member.
1656 (Input_section::Input_section_sort_section_order_index_compare): New
1658 (Output_section::input_section_order_specified_): New member.
1659 * script-sections.cc (is_wildcard_string): Delete and move modified
1661 (Output_section_element_input::Output_section_element_input): Modify
1662 call to is_wildcard_string.
1663 (Output_section_element_input::Input_section_pattern
1664 ::Input_section_pattern): Ditto.
1665 (Output_section_element_input::Output_section_element_input): Ditto.
1666 * testsuite/Makefile.am (final_layout): New test case.
1667 * testsuite/Makefile.in: Regenerate.
1668 * testsuite/final_layout.cc: New file.
1669 * testsuite/final_layout.sh: New file.
1671 2010-06-01 Rafael Espindola <espindola@google.com>
1673 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1675 2010-06-01 Rafael Espindola <espindola@google.com>
1677 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1678 visibility of symbols.
1680 2010-05-27 Doug Kwan <dougkwan@google.com>
1682 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1683 from start of output section instead of address for a local symbol
1684 in a merged or relaxed section when doing a relocatable link.
1686 2010-05-26 Rafael Espindola <espindola@google.com>
1689 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1690 adding sections the garbage collector removed.
1691 * gold/testsuite/Makefile.am: Add test.
1692 * gold/testsuite/Makefile.in: Regenerate.
1693 * gold/testsuite/plugin_test_7.sh: New.
1694 * gold/testsuite/plugin_test_7_1.c: New.
1695 * gold/testsuite/plugin_test_7_2.c: New.
1697 2010-05-26 Rafael Espindola <espindola@google.com>
1699 * script-sections.cc (Output_section_definition::set_section_addresses):
1700 Check for --section-start.
1702 2010-05-26 Doug Kwan <dougkwan@google.com>
1704 * arm.cc (Arm_scan_relocatable_relocs): New class.
1705 (Target_arm::relocate_special_relocatable): New method.
1706 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1707 (Arm_relocate_functions::thumb_branch_common): Same.
1708 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1709 instead of Default_scan_relocatable_relocs.
1710 * target-reloc.h (relocate_for_relocatable): Let target handle
1711 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1712 * target.h (Sized_target::relocate_special_relocatable): New method.
1714 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1716 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1718 2010-05-23 Doug Kwan <dougkwan@google.com>
1720 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1722 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1723 with a direct branch, not a conditional branch, to a stub.
1724 * merge.cc (Output_merge_base::record_input_section): New method
1726 (Output_merge_data::do_add_input_section): Record input section if
1727 keeps-input-sections flag is set.
1728 (Output_merge_string::do_add_input_section): Ditto.
1729 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1730 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1732 (Output_merge_base::keeps_input_sections,
1733 Output_merge_base::set_keeps_input_sections,
1734 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1736 (Output_merge_base::Input_sections): New type declaration.
1737 (Output_merge_base::input_sections_begin,
1738 Output_merge_base::input_sections_end,
1739 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1740 (Output_merge_base::bool keeps_input_sections_,
1741 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1742 Output_merge_base::input_sections_): New data members.
1743 (Output_merge_data::do_set_keeps_input_sections): New method
1745 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1746 * output.cc (Output_section::Input_section::relobj): Move method
1747 defintion from class declaration to here and handle merge sections.
1748 (Output_section::Input_section::shndx): Ditto.
1749 (Output_section::Output_section): Remove initializations of removed
1750 data members and initialize new data member LOOKUP_MAPS_.
1751 (Output_section::add_input_section): Set keeps-input-sections flag
1752 for a newly created merge output section as appropriate. Adjust code
1753 to use Output_section_lookup_maps class.
1754 (Output_section::add_relaxed_input_section): Adjst code for lookup
1755 maps code refactoring.
1756 (Output_section::add_merge_input_section): Add a new parameter
1757 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1758 class. If adding input section to a newly created merge output
1759 section fails, remove the new merge section.
1760 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1761 Adjust code for use of the Output_section_lookup_maps class.
1762 (Output_section::find_merge_section): Ditto.
1763 (Output_section::build_lookup_maps): New method defintion.
1764 (Output_section::find_relaxed_input_section): Adjust code to use
1765 Output_section_lookup_maps class.
1766 (Output_section::get_input_sections): Export merge sections. Adjust
1767 code to use Output_section_lookup_maps class.
1768 (Output_section:::add_script_input_section): Adjust code to use
1769 Output_section_lookup_maps class. Update lookup maps for merge
1771 (Output_section::discard_states): Use Output_section_lookup_maps.
1772 (Output_section::restore_states): Same.
1773 * output.h (Merge_section_properties): Move class defintion out of
1775 (Output_section_lookup_maps): New class.
1776 (Output_section::Input_section::is_merge_section): New method
1778 (Output_section::Input_section::relobj): Move defintion out of class
1779 defintion. Declare method only.
1780 (Output_section::Input_section::shndx): Ditto.
1781 (Output_section::Input_section::output_merge_base): New method defintion.
1782 (Output_section::Input_section::u2_.pomb): New union field.
1783 (Output_section::Merge_section_by_properties_map,
1784 Output_section::Output_section_data_by_input_section_map,
1785 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1787 (Output_section::add_merge_input_section): Add new parameter
1788 KEEPS_INPUT_SECTIONS.
1789 (Output_section::build_lookup_maps): New method declaration.
1790 (Output_section::merge_section_map_,
1791 Output_section::merge_section_by_properties_map_,
1792 Output_section::relaxed_input_section_map_,
1793 Output_section::is_relaxed_input_section_map_valid_): Remove data
1795 (Output_section::lookup_maps_): New data member.
1797 2010-05-21 Doug Kwan <dougkwan@google.com>
1800 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1801 avoid a compilation error.
1803 2010-05-19 Rafael Espindola <espindola@google.com>
1805 * script-sections.cc (Output_section_definition::allocate_to_segment):
1806 Update the phdrs_list even when the output section is NULL.
1807 * testsuite/Makefile.am: Add test.
1808 * testsuite/Makefile.in: Regenerate.
1809 * testsuite/script_test_9.cc: New.
1810 * testsuite/script_test_9.sh: New.
1811 * testsuite/script_test_9.t: New.
1813 2010-05-19 Doug Kwan <dougkwan@google.com>
1815 * arm.cc (Arm_input_section::original_size): New method.
1816 (Arm_input_section::do_addralign): Add a cast.
1817 (Arm_input_section::do_output_offset): Remove static cast.
1818 (Arm_input_section::original_addralign,
1819 Arm_input_section::original_size_): Change type to uint32_t.
1820 (Arm_input_section::init): Add safe casts for section alignment
1822 (Arm_input_section::set_final_data_size): Do not set address and
1823 offset of stub table.
1824 (Arm_output_section::fix_exidx_coverage): Change use of of
1825 Output_section::Simple_input_section to that of
1826 Output_section::Input_section.
1827 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1828 except for the first pass.
1829 * output.cc (Output_section::get_input_sections): Change type of
1830 input_sections to std::list<Input_section>.
1831 (Output_section::add_script_input_section): Rename from
1832 Output_section::add_simple_input_section. Change type of SIS
1833 parameter from Simple_input_section to Input_section.
1834 * output.h (Output_section::Simple_input_section): Remove class.
1835 (Output_section::Input_section): Change class visibility to public.
1836 (Output_section::Input_section::addralign): Use stored alignments
1837 for special input sections if set.
1838 (Output_section::Input_section::set_addralign): New method.
1839 (Output_section::get_input_sections): Change parameter type from
1840 list of Simple_input_section to list of Input_section.
1841 (Output_section::add_script_input_section): Rename from
1842 Output_section::add_simple_input_section. Change first parameter's
1843 type from Simple_input_section to Input_section and remove the
1844 second and third parameters.
1845 * script-sections.cc (Input_section::Input_section_list): Change
1846 type to list of Output_section::Input_section/
1847 (Input_section_info::Input_section_info): Change parameter type of
1848 INPUT_SECTION to Output_section::Input_section.
1849 (Input_section_info::input_section): Change return type.
1850 (Input_section_info::input_section_): Change type to
1851 Output_section::Input_section.
1852 (Output_section_element_input::set_section_addresses): Adjust code
1853 to use Output_section::Input_section instead of
1854 Output_section::Simple_input_section. Adjust code for renaming
1855 of Output_section::add_simple_input_section.
1856 (Orphan_output_section::set_section_addresses): Ditto.
1858 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1860 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1861 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1863 2010-05-18 Rafael Espindola <espindola@google.com>
1865 * options.cc (General_options::finalize): Handle -nostdlib.
1866 * options.h (nostdlib): New option.
1867 * script.cc (script_add_search_dir): Handle -nostdlib.
1869 2010-05-12 Doug Kwan <dougkwan@google.com>
1871 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1872 attributes section only if there no attributes section after merging.
1873 (Target_arm::merge_object_attributes): Move value of
1874 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1875 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1876 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1877 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1878 and arm_attr_merge_7.stdout.
1879 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1880 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1881 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1882 arm_attr_merge_7b.o): New rules.
1883 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1885 * testsuite/Makefile.in: Regenerate.
1886 * testsuite/arm_attr_merge.sh: New file.
1887 * testsuite/arm_attr_merge_[67][ab].s: Same.
1889 2010-05-05 Nick Clifton <nickc@redhat.com>
1891 * po/es.po: Updated Spanish translation.
1893 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1895 * Makefile.am (install-exec-local): Properly install gold as
1896 default cross linker.
1897 * Makefile.in: Regenerated.
1899 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1900 Nick Clifton <nickc@redhat.com>
1902 * configure.ac (install_as_default): Define and set to false
1903 unless --enable-gold or --enable-gold=both/gold has been
1905 * configure: Regenerate.
1907 * Makefile.am (install-exec-local): Install the executable as
1908 'ld.gold'. If install_as_default is true then also install it as
1910 * Makefile.in: Regenerated.
1912 2010-04-24 Ian Lance Taylor <iant@google.com>
1914 * layout.cc (Layout::layout_reloc): In relocatable link don't
1915 combine reloc sections for grouped sections.
1917 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1919 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1920 sections that are not ordinary to icf.
1921 * icf.cc (get_section_contents): Handle relocation pointing to section
1922 with no object or shndx information.
1923 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1924 * testsuite/Makefile.in: Regenerate.
1925 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1926 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1928 2010-04-22 Ian Lance Taylor <iant@google.com>
1930 * expression.cc (Expression::Expression_eval_info): Add
1931 result_alignment_pointer field.
1932 (Expression::eval_with_dot): Add result_alignment_pointer
1933 parameter. Change all callers.
1934 (Expression::eval_maybe_dot): Likewise.
1935 (class Binary_expression): Add alignment_pointer parameter to
1936 left_value and right_value. Change all callers.
1937 (BINARY_EXPRESSION): Set result alignment.
1938 (class Trinary_expression): Add alignment_pointer parameter to
1939 arg2_value and arg3_value. Change all callers.
1940 (Trinary_cond::value): Set result alignment.
1941 (Max_expression::value, Min_expression::value): Likewise.
1942 (Align_expression::value): Likewise.
1943 * script-sections.cc (class Sections_element): Add dot_alignment
1944 parameter to set_section_addresses virtual function. Update
1946 (class Output_section_element): Likewise.
1947 (Script_sections::create_segments): Add dot_alignment parameter.
1949 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1950 (Script_sections::set_phdrs_clause_addresses): Likewise.
1951 * script-sections.h: Update declarations.
1952 * script.h: Update declarations.
1953 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1955 * testsuite/script_test_3.t: Set large alignment.
1956 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1957 segment has expected alignment.
1959 2010-04-22 Nick Clifton <nickc@redhat.com>
1961 * po/gold.pot: Updated by the Translation project.
1962 * po/vi.po: Updated Vietnamese translation.
1964 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1966 * testsuite/Makefile.am (check_PROGRAMS): Add
1967 icf_virtual_function_folding_test.
1968 * testsuite/Makefile.in: Regenerated.
1970 2010-04-15 Andrew Haley <aph@redhat.com>
1972 * options.h (merge_exidx_entries): New option.
1973 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1974 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1975 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1976 (Target_arm::merge_exidx_entries): New function.
1977 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1978 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1979 to Arm_exidx_fixup constructor.
1980 Add new arg, merge_exidx_entries.
1981 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1982 Arm_output_section::fix_exidx_coverage.
1984 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1986 * icf.cc (get_section_contents): Check for preemptible functions.
1987 Ignore addend when appropriate.
1988 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1990 (add_from_relobj): Check for section folded.
1991 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1992 * symtab.h (should_add_dynsym_entry): Add new parameter.
1993 * target-reloc.h (scan_relocs): Check for section folded.
1994 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1995 Check reloc types for function pointers in shared objects.
1996 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1998 (icf_preemptible_functions_test): New test case.
1999 (icf_string_merge_test): New test case.
2000 * testsuite.Makefile.in: Regenerate.
2001 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2002 bar_glob. Refactor code.
2003 * testsuite/icf_preemptible_functions_test.cc: New file.
2004 * testsuite/icf_preemptible_functions_test.sh: New file.
2005 * testsuite/icf_string_merge_test.cc: New file.
2006 * testsuite/icf_string_merge_test.sh: New file.
2007 * testsuite/icf_virtual_function_folding_test.cc: New file.
2008 * testsuite/icf_virtual_function_folding_test.sh: New file.
2010 2010-04-14 Doug Kwan <dougkwan@google.com>
2012 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2013 for local symbol recounting if we remove a section due to ICF.
2014 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2015 there are no regular objects in input.
2017 2010-04-13 Doug Kwan <dougkwan@google.com>
2019 * arm.cc (Arm_input_section::set_final_data_size): Compute
2020 accurate final data size instead of using current data size.
2022 2010-04-09 Doug Kwan <dougkwan@google.com>
2024 * layout.cc (Layout::choose_output_section): Handle script section
2026 (Layout::make_output_section_for_script): Add section type parameter.
2027 Handle script section types.
2028 * layout.h (Layout::make_output_section_for_script): Add section
2030 * output.cc (Output_section::Output_section): Initialize data member
2032 (Output_section::do_reset_address_and_file_offset): Do not set address
2033 to 0 if section is a NOLOAD section.
2034 * output.h (Output_section::is_noload): New method.
2035 (Output_section::set_is_noload): Ditto.
2036 (Output_section::is_noload_): New data member.
2037 * script-c.h (Script_section_type): New enum type.
2038 (struct Parser_output_section_header): Add new file section_type.
2039 * script-sections.cc (Sections_element::output_section_name): Add
2040 parameter for returning script section type.
2041 (Output_section_definition::output_section_name): Ditto.
2042 (Output_section_definition::section_type)P; New method.
2043 (Output_section_definiton::script_section_type_name): Ditto.
2044 (Output_section_definition::script_section_type_): New data member.
2045 (Output_section_definition::Output_section_definition): Initialize
2046 data member Output_section_definition::script_section_type_.
2047 (Output_section_definition::create_sections): Pass script section type
2048 to Layout::make_output_section_for_script.
2049 (Output_section_definition::output_section_name): Return script
2050 section type to caller.
2051 (Output_section_definition::set_section_address): Do not advance
2052 dot value and load address if section type is NOLOAD. Set address
2053 of NOLOAD sections regardless of section flags.
2054 (Output_section_definition::print): Print section type if it is
2055 not SCRIPT_SECTION_TYPE_NONE.
2056 (Output_section_definition::section_type): New method.
2057 (Output_section_definition::script_section_type_name): Ditto.
2058 (Script_sections::output_section_name): Add new parameter
2059 PSECTION_TYPE for returning script section type. Pass it to
2060 section elements. Handle discard sections.
2061 (Sort_output_sections::operator()): Handle NOLOAD sections.
2062 * script-sections.h (Script_sections::Section_type): New enum type.
2063 (Script_sections::output_section_name): Add a new parameter for
2064 returning script section type.
2065 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2067 * yyscript.y (union): Add new field SECTION_TYPE.
2068 (COPY, DSECT, INFO, NOLOAD): New tokens.
2069 (opt_address_and_section_type): Change type to output_section_header.
2070 (section_type): New non-terminal
2071 (section_header): Handle section type.
2072 (opt_address_and_section_type): Return section type value.
2074 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2076 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2077 * testsuite/plugin_common_test_2.c (foo): Likewise.
2079 2010-04-08 Doug Kwan <dougkwan@google.com>
2081 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2083 * output.cc (Output_section::add_merge_input_section): Simplify
2084 code and return status of Output_merge_base::add_input_section.
2085 Update merge section map only if Output_merge_base::add_input_section
2088 2010-04-07 Doug Kwan <dougkwan@google.com>
2090 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2091 if section is marked as containing instructions but has no mapping
2093 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2094 correct section index.
2095 (Arm_relobj::find_linked_text_section): Ditto.
2097 2010-04-07 Cary Coutant <ccoutant@google.com>
2099 * archive.cc (include_member): Destroy Read_symbols_data object before
2101 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2102 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2103 (Read_symbols_data::~Read_symbols_data) New destructor.
2104 (Section_relocs::Section_relocs) New constructor.
2105 (Section_relocs::~Section_relocs) New destructor.
2106 (Read_relocs_data::Read_relocs_data) New constructor.
2107 (Read_relocs_data::~Read_relocs_data) New destructor.
2108 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2109 pointers to NULL after deleting.
2111 2010-04-07 Doug Kwan <dougkwan@google.com>
2113 * arm.cc: Replace "endianity" with "endianness" in comments.
2114 (Arm_exidx_cantunwind): Ditto.
2115 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2116 (Arm_relobj::merge_flags_and_attributes): New method.
2117 (Arm_relobj::merge_flags_and_attributes_): New data member.
2118 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2119 (Arm_relobj::scan_sections_for_stubs): Ditto.
2120 (Arm_relobj::do_read_symbols): Check to see if we really want to
2121 merge processor-specific flags and attributes. Exit early if
2122 an object is empty except for section names and the undefined symbol.
2123 (Target_arm::do_finalize_sections): Move check for ELF format to
2124 Arm_relobj::do_read_symbols. Merge processor specific flags and
2125 attributes from a regular object only when we have determined that
2126 it is aapropriate. Do not create an .ARM.attributes section in
2127 output if there is no regular input object.
2128 (Target_arm::merge_processor_specific_flags): Check
2129 --warn-mismatch before printing any error.
2130 (Target_arm::merge_object_attributes): Ditto.
2131 * gold.cc (queue_middle_tasks): Handle the case in which there is
2132 no regular object in input.
2133 * options.cc (General_options::parse_EB): New method.
2134 (General_options::parse_EL): Same.
2135 (General_options::General_options): Initialize endianness_.
2136 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2138 (General_options::Endianness): New enum.
2139 (General_options::endianness): New method.
2140 (General_options::endianness_): New data member.
2141 * parameters.cc (Parameters::set_options): Check target endianness.
2142 (Parameters::set_target_once): Ditto.
2143 (Parameters::check_target_endianness): New method.
2144 (parameters_force_valid_target): If either -EL or -EB is specified,
2145 use it to define endianness of default target.
2146 * parameters.h (Parameters::check_target_endianness): New method
2148 * target.h (class Target): Change "endianity" to "endianness"
2151 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2153 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2154 * configure: Regenerate.
2155 * Makefile.in: Regenerate.
2156 * testsuite/Makefile.in: Regenerate.
2158 2010-04-06 Cary Coutant <ccoutant@google.com>
2161 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2162 prevailing definitions of common symbols.
2163 * testsuite/plugin_test_6.sh: New test case.
2164 * testsuite/plugin_common_test_1.c: New test case.
2165 * testsuite/plugin_common_test_2.c: New test case.
2166 * testsuite/Makefile.am (plugin_test_6): New test case.
2167 * testsuite/Makefile.in: Regenerate.
2169 2010-04-06 Nick Clifton <nickc@redhat.com>
2171 * po/vi.po: New Vietnamese translation.
2173 2010-03-30 Doug Kwan <dougkwan@google.com>
2175 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2177 2010-03-25 Doug Kwan <dougkwan@google.com>
2179 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2180 to avoid a conversion warning on a 32-bit host.
2182 2010-03-24 Ian Lance Taylor <iant@google.com>
2184 * testsuite/script_test_3.t: Add a TLS segment.
2185 * testsuite/Makefile.am (check_PROGRAMS): Add
2186 tls_phdrs_script_test.
2187 (tls_phdrs_script_test_SOURCES): Define.
2188 (tls_phdrs_script_test_DEPENDENCIES): Define.
2189 (tls_phdrs_script_test_LDFLAGS): Define.
2190 (tls_phdrs_script_test_LDADD): Define.
2191 * testsuite/Makefile.in: Rebuild.
2193 2010-03-23 Cary Coutant <ccoutant@google.com>
2195 * fileread.cc (find_or_make_view): Fix comment.
2197 2010-03-23 Ian Lance Taylor <iant@google.com>
2199 * script-sections.cc (class Orphan_section_placement): Define
2200 PLACE_TLS and PLACE_TLS_BSS.
2201 (Orphan_section_placement::Orphan_section_placement): Initialize
2203 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2204 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2205 (tls_script_test_SOURCES): Define.
2206 (tls_script_test_DEPENDENCIES): Define.
2207 (tls_script_test_LDFLAGS): Define.
2208 (tls_script_test_LDADD): Define.
2209 * testsuite/Makefile.in: Rebuild.
2211 2010-03-22 Doug Kwan <dougkwan@google.com>
2213 * arm.cc (Arm_relocate_functions::abs8,
2214 Arm_relocate_functions::abs16): Use correct check for overflow
2215 specified in the ARM ELF specs.
2216 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2217 target of a BLX instruction specially.
2218 (Reloc_stub::stub_type_for_reloc): Ditto.
2219 (Relocate::relocate): Use symbolic names instead of numeric relocation
2220 codes to report error.
2221 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2223 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2224 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2225 thumb2_blx_out_of_range.stdout
2226 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2227 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2228 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2229 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2230 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2231 thumb2_blx_in_range, thumb2_blx_in_range.o,
2232 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2233 thumb2_blx_out_of_range.o): New rules.
2234 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2235 thumb2_blx_in_range and thumb2_blx_out_of_range.
2236 * testsuite/Makefile.in: Regenerate.
2237 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2238 * testsuite/thumb_blx_in_range.s: New file.
2239 * testsuite/thumb_blx_out_of_range.s: New file.
2241 2010-03-22 Rafael Espindola <espindola@google.com>
2243 * archive.cc (Should_include): Move to archive.h.
2244 (should_include_member): Make it a member of Archive.
2246 (Add_lib_group_symbols): New.
2247 * archive.h: Include options.h.
2248 (Archive_member): Moved from Archive.
2249 (Should_include): Moved from archive.cc.
2251 (Add_lib_group_symbols): New.
2252 * dynobj.cc (do_should_include_member): New.
2253 * dynobj.h (do_should_include_member): New.
2254 * gold.cc (queue_initial_tasks): Update call to queue.
2255 * main.cc (main): Print lib group stats.
2256 * object.cc (do_should_include_member): New.
2257 * object.h: Include archive.h.
2258 (Object::should_include_member): New.
2259 (Object::do_should_include_member): New.
2260 (Sized_relobj::do_should_include_member): New.
2261 * options.cc (General_options::parse_start_lib): New.
2262 (General_options::parse_end_lib): New.
2263 (Input_arguments::add_file): Handle lib groups.
2264 (Input_arguments::start_group): Check we are not in a lib.
2265 (Input_arguments::start_lib): New.
2266 (Input_arguments::end_lib): New.
2267 * options.h (General_options): Add start_lib and end_lib.
2268 (Input_argument::lib_): New.
2269 (Input_argument::lib): New.
2270 (Input_argument::is_lib): New.
2271 (Input_file_lib): New.
2272 (Input_arguments::in_lib_): New.
2273 (Input_arguments::in_lib): New.
2274 (Input_arguments::start_lib): New.
2275 (Input_arguments::end_lib_): New.
2276 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2277 in unused members as preempted.
2278 (Sized_pluginobj::do_should_include_member): New.
2279 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2280 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2282 (Read_symbols::do_whole_lib_group): New.
2283 (Read_symbols::do_lib_group): New.
2284 (Read_symbols::do_read_symbols): Handle lib groups.
2285 (Read_symbols::get_name): Handle lib groups.
2286 * readsyms.h (Read_symbols): Add an archive member pointer.
2287 (Read_symbols::do_whole_lib_group): New.
2288 (Read_symbols::do_lib_group): New.
2289 (Read_symbols::member_): New.
2290 * script.cc (read_input_script): Update call to queue_soon.
2292 2010-03-19 Doug Kwan <dougkwan@google.com>
2294 * arm.cc (Stub_table::Stub_table): Initialize new data members
2295 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2296 (Stub_table::add_reloc_stub): Assign stub offset and update
2297 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2298 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2300 (Stub_table::update_data_size_and_addralign): Use
2301 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2302 instead of going over all reloc stubs.
2303 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2304 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2305 Stringpool_template::offset_ to size of Stringpool_char.
2306 (Stringpool_template::new_key_offset): Remove code to initialize
2307 Stringpool_template::offset_.
2308 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2309 Stringpool_template::offset_ to zero.
2311 2010-03-15 Doug Kwan <dougkwan@google.com>
2313 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2315 (Stringpool_template::new_key_offset): New method.
2316 (Stringpool_template::add_string): Assign offsets when adding new
2318 (Stringpool_template::set_string_offsets): Do not set string offsets
2319 when not optimizing.
2320 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2322 (Chunked_vector::clear): Clear size_.
2323 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2324 (Chunked_vector::size): Return size_.
2325 (Chunked_vector::push_back): Use size_ to find insert position.
2326 (Chunked_vector::size_): New data member.
2327 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2328 (Stringpool_template::new_key_offset): New method declaration.
2329 (Stringpool_template::offset_): New data member.
2331 2010-03-15 Rafael Espindola <espindola@google.com>
2333 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2334 Add_symbols' constructor.
2335 * readsyms.h (Add_symbols): Remove the input_group member.
2337 2010-03-10 Ian Lance Taylor <iant@google.com>
2339 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2340 target to ask whether a reference to a symbol requires a stack
2342 * target.h (Target::is_call_to_non_split): New function.
2343 (Target::do_is_call_to_non_split): Declare virtual function.
2344 * target.cc: Include "symtab.h".
2345 (Target::do_is_call_to_non_split): New function.
2346 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2348 2010-03-10 Cary Coutant <ccoutant@google.com>
2350 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2351 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2352 (File_read::open[2]): Add whole_file_view_ to list of views.
2353 (File_read::make_view): Remove test of whole_file_view_.
2354 (File_read::find_or_make_view): Create whole_file_view_ if
2356 (File_read::clear_views): Replace bool parameter with enum;
2357 adjust all callers. Don't delete views with permanent data;
2358 do delete cached views and views from archives if
2359 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2360 if clearing the corresponding view.
2361 * fileread.h (File_read::Clear_views_mode): New enum.
2362 (File_read::View::is_permanent_view): New method.
2363 (File_read::clear_views): Replace bool parameter
2364 with enum; adjust all callers.
2365 * options.h (General_options): Change keep_files_mapped option;
2366 add map_whole_files.
2367 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2369 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2372 2010-03-10 David S. Miller <davem@davemloft.net>
2374 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2376 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2378 * icf.cc (get_section_contents): Add '@' marker after processing the
2381 2010-03-08 Doug Kwan <dougkwan@google.com>
2383 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2384 due to a conversion warning.
2385 (Arm_relobj::update_output_local_symbol_count): Check for local
2386 symbol with unset output index.
2388 2010-03-05 Ian Lance Taylor <iant@google.com>
2390 * options.h (class General_options): Add --spare-dynamic-tags.
2391 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2392 --spare-dynamic-tags.
2394 2010-03-05 Ian Lance Taylor <iant@google.com>
2396 * incremental.cc: Include "libiberty.h".
2398 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2400 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2401 function, is_info_ member.
2402 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2403 (Versions::Versions): Update caller.
2404 (Versions::define_base_version): Likewise.
2405 (Versions::add_def): Likewise.
2407 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2409 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2410 (Scan::possible_function_pointer_reloc): New function.
2411 (Scan::local_reloc_may_be_function_pointer): Change to call
2412 possible_function_pointer_reloc.
2413 (Scan::global_reloc_may_be_function_pointer): Ditto.
2414 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2415 relocations in ".data.rel.ro._ZTV" section.
2416 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2417 * testsuite/icf_safe_so_test.cc: Ditto.
2418 * testsuite/icf_safe_test.cc: Ditto.
2419 * testsuite/icf_safe_test.sh: Ditto.
2421 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2422 Ian Lance Taylor <iant@google.com>
2424 * target-reloc.h (relocate_section): Check the symbol table index
2425 for -1U before setting the local symbol index.
2426 (scan_relocatable_relocs): If copying the relocation, record that
2427 the local symbol is required.
2428 * object.h (Symbol_value::is_output_symtab_index_set): New
2430 (Symbol_value::may_be_discarded_from_output_symtab): New
2432 (Symbol_value::has_output_symtab_entry): New function.
2433 (Symbol_value::needs_output_symtab_entry): Remove.
2434 (Symbol_value::output_symtab_index): Make sure the symbol index is
2436 (Symbol_value::set_output_symtab_index): Make sure the symbol
2437 index is not set. Make sure the new index is valid.
2438 (Symbol_value::set_must_have_output_symtab_entry): New function.
2439 (Symbol_value::has_output_dynsym_entry): New function.
2440 (Symbol_value::set_output_dynsym_index): Make sure the new index
2442 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2443 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2444 local symbol if permitted.
2445 (Sized_relobj::do_finalize_local_symbols): Call
2446 is_output_symtab_index_set rather than needs_output_symtab_entry.
2447 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2448 rather than needs_output_symtab_entry. Call
2449 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2450 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2451 is_output_symtab_index_set rather than needs_output_symtab_entry.
2452 * testsuite/discard_locals_relocatable_test.c: New file.
2453 * testsuite/discard_locals_test.sh: Test -r.
2454 * testsuite/Makefile.am (check_DATA): Add
2455 discard_locals_relocatable_test1.syms,
2456 discard_local_relocatable_test2.syms.
2457 (MOSTLYCLEANFILES): Likewise. Also add
2458 discard_locals_relocatable_test1.lout and
2459 discard_locals_relocatable_test2.out.
2460 (discard_locals_relocatable_test1.syms): New target.
2461 (discard_locals_relocatable_test.o): New target.
2462 (discard_locals_relocatable_test1.out): New target.
2463 (discard_locals_relocatable_test2.syms): New target.
2464 (discard_locals_relocatable_test2.out): New target.
2465 (various): Add missing ../ld-new dependencies.
2466 * testsuite/Makefile.in: Rebuild.
2468 2010-03-03 Nick Clifton <nickc@redhat.com>
2470 * po/fi.po: New Finnish translation.
2472 2010-03-01 Doug Kwan <dougkwan@google.com>
2474 * layout.cc (Layout::Layout): Force section types of .init_array*,
2475 .preinit_array* and .fini_array* sections.
2476 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2477 Fix check of return value of std::string::find.().
2478 (Output_section::Input_section_sort_compare::operator()): Remove
2479 comment about .init_array.
2480 (Output_section::Input_section_sort_init_fini_compare::operator()):
2482 (Output_section::sort_attached_input_sections): Handle .init_array
2483 and .fini_array specially.
2484 * output.h (Output_section::Inut_section_sort_compare): Update
2486 (Output_section::Input_section_sort_init_fini_compare): New struct.
2488 2010-02-26 Doug Kwan <dougkwan@google.com>
2490 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2491 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2492 * testsuite/debug_msg.sh: Avoid matching source line number for
2493 use of global variable undef_int.
2495 2010-02-26 Doug Kwan <dougkwan@google.com>
2497 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2498 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2499 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2500 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2501 * options.cc (General_options::General_options): Initialize member
2503 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2504 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2505 and rm_no_fix_v4bx.stdout
2506 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2507 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2508 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2509 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2510 and arm_no_fix_v4bx.
2511 * Makefile.in: Regenerate.
2512 * testsuite/arm_fix_v4bx.s: New file.
2513 * testsuite/arm_fix_v4bx.sh: Ditto.
2515 2010-02-24 Doug Kwan <dougkwan@google.com>
2517 * arm.cc (Target_arm::got_section): Make the .got section the first
2518 non RELRO section in the data segment.
2519 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2520 suffixes of section names.
2522 2010-02-24 Doug Kwan <dougkwan@google.com>
2524 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2525 flags and attributes merging if an input file is a binary file.
2526 * fileread.cc (Input_file::open): Record format of original file.
2527 * fileread.h (Input_file::Format): New enum type.
2528 (Input_file::Input_file): Initialize data member format_.
2529 (Input_file::format): New method definition.
2530 (Input_file::format_):: New data member.
2532 2010-02-24 Doug Kwan <dougkwan@google.com>
2534 * arm.cc (Arm_output_data_got): New class.
2535 (ARM_TCB_SIZE): New constant
2536 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2537 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2538 If user uses a script with a SECTIONS clause, issue only a warning
2539 for a misplaced EXIDX input section. Otherwise, issue an error.
2540 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2542 (Target_arm::got_mode_index_entry): Handle static linking.
2543 (Target_arm::Scan::local): Ditto.
2544 (Target_arm::Scan::global): Ditto.
2545 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2546 all incorrectly implemented relocations.
2547 (Target_arm::fix_exidx_coverage): Pass layout to
2548 Arm_output_section::fix_exidx_coverage.
2549 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2550 from ".ARM.exidx." and ".ARM.extab.".
2552 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2554 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2555 section if it does not already exist.
2556 * attributes.cc (Attributes_section_data::Attributes_section_data):
2557 Don't crash if size is zero.
2559 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2560 Ian Lance Taylor <iant@google.com>
2562 * gold.cc (queue_middle_tasks): If no input files were opened,
2564 * workqueue.h (Task_function::Task_function): Assert that there is
2567 2010-02-22 Doug Kwan <dougkwan@google.com>
2569 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2570 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2571 types to avoid warnings due to different uint64_t implementations
2574 2010-02-21 Doug Kwan <dougkwan@google.com>
2576 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2577 handling of the maximum backward branch offset.
2578 (Arm_relocate_functions::thumb_branch_common): Ditto.
2579 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2580 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2581 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2582 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2583 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2584 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2585 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2586 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2587 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2588 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2589 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2590 thumb2_bl_out_of_range.o): New rules.
2591 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2592 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2593 thumb2_bl_out_of_range
2594 * testsuite/Makefile.in: Regenerate.
2595 * testsuite/arm_bl_in_range.s: New file.
2596 * testsuite/arm_bl_out_of_range.s: Ditto.
2597 * testsuite/arm_branch_in_range.sh: Ditto.
2598 * testsuite/arm_branch_range.t: Ditto.
2599 * testsuite/thumb2_branch_range.t: Ditto.
2600 * testsuite/thumb_bl_in_range.s: Ditto.
2601 * testsuite/thumb_bl_out_of_range.s: Ditto.
2602 * testsuite/thumb_branch_range.t: Ditto.
2604 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2606 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2607 Add reloc offset information.
2608 * icf.cc (get_section_contents): Change iterators to point to the new
2609 vectors. Add reloc offset information to the contents.
2610 * icf.h (Icf::Sections_reachable_info): New typedef.
2611 (Icf::Sections_reachable_list): New typedef.
2612 (Icf::Offset_info): New typedef.
2613 (Icf::Reloc_info): New struct typedef.
2614 (Icf::Reloc_info_list): New typedef.
2615 (Icf::symbol_reloc_list): Delete method.
2616 (Icf::addend_reloc_list): Delete method.
2617 (Icf::section_reloc_list): Delete method.
2618 (Icf::reloc_info_list): New method.
2619 (Icf::reloc_info_list_): New member.
2621 2010-02-19 Doug Kwan <dougkwan@google.com>
2623 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2624 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2625 * arm.cc (Arm_relocation_functions): New forward declaration.
2626 (Target_arm::Target_arm): Initialize new data members
2627 got_mod_index_offset_ and tls_base_symbol_defined_.
2628 (Target_arm::Relocate::relocate_tls): New method.
2629 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2630 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2632 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2633 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2634 (Target_arm::got_mod_index_offset_,
2635 Target_arm::tls_base_symbol_defined_): New data members.
2636 (Target_arm::Scan::local, Target::Scan::global,
2637 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2640 2010-02-18 Doug Kwan <dougkwan@google.com>
2642 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2643 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2644 text section as a parameter becuase some broken tools may not set
2645 the link in section header.
2646 (Target_arm::has_got_section): New method.
2647 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2648 without any mapping symbol as data only. Remove warning.
2649 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2650 link in its section header, try to discover the link by inspecting the
2651 REL31 relocation at the beginning of the section.
2652 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2654 (Target_arm::Scan::global): Treat any reference to the symbol
2655 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2657 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2659 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2660 (Scan::global_reloc_may_be_function_pointer): New function.
2661 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2662 (Scan::global_reloc_may_be_function_pointer): New function.
2663 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2664 (Scan::global_reloc_may_be_function_pointer): New function.
2665 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2666 (Scan::global_reloc_may_be_function_pointer): New function.
2667 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2668 (Scan::global_reloc_may_be_function_pointer): New function.
2669 (Scan::possible_function_pointer_reloc): New function.
2670 (Target_x86_64::can_check_for_function_pointers): New function.
2671 * gc.h (gc_process_relocs): Scan relocation types to determine if
2672 function pointers were taken for targets that support it.
2673 * icf.cc (Icf::find_identical_sections): Include functions for
2674 folding in safe ICF whose pointer is not taken.
2675 * icf.h (Secn_fptr_taken_set): New typedef.
2676 (fptr_section_id_): New member.
2677 (section_has_function_pointers): New function.
2678 (set_section_has_function_pointers): New function.
2679 (check_section_for_function_pointers): New function.
2680 * options.h: Fix comment for safe ICF option.
2681 * target.h (can_check_for_function_pointers): New function.
2682 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2683 Modify icf_safe_test for X86-64.
2684 * testsuite/Makefile.in: Regenerate.
2685 * testsuite/icf_safe_so_test.cc: New file.
2686 * testsuite/icf_safe_so_test.sh: New file.
2687 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2688 (main): Change to take pointer to function kept_func_3.
2689 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2690 folding is done correctly for X86-64.
2692 2010-02-12 David S. Miller <davem@davemloft.net>
2694 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2695 is_symbolless parameter.
2696 (Output_reloc<SHT_REL>::is_symbolless): New.
2697 (Output_reloc<SHT_REL>::is_symbolless_): New.
2698 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2699 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2700 (Output_reloc<SHT_RELA>::is_symbolless): New.
2701 (Output_data_reloc::add_global): Handle is_symbolless.
2702 (Output_data_reloc::add_global_relative): Likewise.
2703 (Output_data_reloc::add_local): Likewise.
2704 (Output_data_reloc::add_local_relative): Likewise.
2705 (Output_data_reloc::add_symbolless_global_addend): New.
2706 (Output_data_reloc::add_symbolless_local_addend): New.
2707 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2709 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2710 instead of ->is_relative_
2711 (Output_reloc::write): Likewise.
2712 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2713 (Output_reloc::write_rel): Simplify.
2715 * sparc.cc (Target_sparc::Scan::local): Use
2716 ->add_symbolless_local_addend as needed.
2717 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2718 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2719 based upon relocation offset.
2721 2010-02-11 Doug Kwan <dougkwan@google.com>
2723 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2724 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2725 beginning of function.
2726 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2727 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2728 parameter is_32bit in calls to should_apply_static_reloc.
2729 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2730 (check_DATA): Add arm_abs_global.stdout.
2731 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2732 arm_abs_global.stdout): New rules.
2733 (MOSTLLYCLEANFILES): Add arm_abs_global
2734 * Makefile.in: Regenerate.
2735 * testsuite/arm_abs_global.s: New file.
2736 * testsuite/arm_abs_global.sh: Ditto.
2737 * testsuite/arm_abs_lib.s: Ditto.
2739 2010-02-11 Ian Lance Taylor <iant@google.com>
2741 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2743 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2744 Allocate_commons_task first.
2745 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2746 task, rather than symtab_lock_.
2747 (Gc_process_relocs::~Gc_process_relocs): New function.
2748 (Gc_process_relocs::is_runnable): Check this_blocker_.
2749 (Gc_process_relocs::locks): Use next_blocker_ rather than
2751 (Scan_relocs::~Scan_relocs): New function.
2752 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2754 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2756 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2757 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2758 constructor accordingly.
2759 (class Gc_process_relocs): Likewise.
2760 (class Scan_relocs): Likewise.
2761 * common.h (class Allocate_commons_task): Remove symtab_lock_
2762 field, and corresponding constructor parameter.
2763 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2765 (Allocate_commons_task::locks): Likewise.
2767 2010-02-11 Ian Lance Taylor <iant@google.com>
2769 * gold-threads.h (class Once): Define.
2770 (class Initialize_lock): Rewrite as child of Once.
2771 * gold-threads.cc (class Once_initialize): Define.
2772 (once_pointer_control): New static variable.
2773 (once_pointer, once_arg): New static variables.
2774 (c_run_once): New static function.
2775 (Once::Once, Once::run_once, Once::internal_run): New functions.
2776 (class Initialize_lock_once): Remove.
2777 (initialize_lock_control): Remove.
2778 (initialize_lock_pointer): Remove.
2779 (initialize_lock_once): Remove.
2780 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2781 (Initialize_lock::initialize): Rewrite.
2782 (Initialize_lock::do_run_once): New function.
2783 * archive.cc (Archive::interpret_header): Only clear name if it is
2785 * fileread.cc: Include "gold-threads.h"
2786 (file_counts_lock): New static variable.
2787 (file_counts_initialize_lock): Likewise.
2788 (File_read::release): Only increment counts when using --stats.
2789 Use a lock around the increment.
2790 * parameters.cc (class Set_parameters_target_once): Define.
2791 (set_parameters_target_once): New static variable.
2792 (Parameters::Parameters): Move here from parameters.h.
2793 (Parameters::set_target): Rewrite.
2794 (Parameters::set_target_once): New function.
2795 (Parameters::clear_target): Move here and rewrite.
2796 * parameters.h (class Parameters): Update declarations. Add
2797 set_parameters_target_once_ field.
2798 (Parameters::Parameters): Move to parameters.cc.
2799 (Parameters::clear_target): Likewise.
2800 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2802 (Start_group::~Start_group): New function.
2803 (Start_group::is_runnable): New function.
2804 (Start_group::locks, Start_group::run): New functions.
2805 (Finish_group::run): Change saw_undefined to size_t.
2806 * readsyms.h (class Start_group): Define.
2807 (class Finish_group): Change saw_undefined_ field to size_t.
2808 (Finish_group::Finish_group): Remove saw_undefined and
2809 this_blocker parameters. Change all callers.
2810 (Finish_group::set_saw_undefined): New function.
2811 (Finish_group::set_blocker): New function.
2812 * symtab.h (class Symbol_table): Change saw_undefined to return
2813 size_t. Change saw_undefined_ field to size_t.
2814 * target-select.cc (Set_target_once::do_run_once): New function.
2815 (Target_selector::Target_selector): Initialize set_target_once_
2816 field. Don't initialize lock_ and initialize_lock_ fields.
2817 (Target_selector::instantiate_target): Rewrite.
2818 (Target_selector::set_target): New function.
2819 * target-select.h (class Set_target_once): Define.
2820 (class Target_selector): Update declarations. Make
2821 Set_target_once a friend. Remove lock_ and initialize_lock_
2822 fields. Add set_target_once_ field.
2824 2010-02-10 Ian Lance Taylor <iant@google.com>
2826 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2828 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2829 (queue_middle_tasks): Add all blockers before queueing any tasks.
2830 (queue_final_tasks): Likewise.
2831 * token.h (Task_token::add_blockers): New function.
2832 * object.h (Input_objects::number_of_relobjs): New function.
2834 2010-02-10 Ian Lance Taylor <iant@google.com>
2836 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2837 shared, not if not position independent.
2838 * x86_64.cc (Relocate::relocate_tls): Likewise.
2839 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2840 (tls_pie_pic_test): New target.
2841 * testsuite/Makefile.in: Rebuild.
2843 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2844 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2845 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2846 * testsuite/Makefile.in: Rebuild.
2848 2010-02-09 David S. Miller <davem@davemloft.net>
2850 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2851 R_SPARC_RELATIVE using ->add_local_relative().
2852 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2854 * output.h (Output_data_dynamic::add_section_size): New method
2855 that takes two Output_data objects.
2856 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2857 entry param. Handle it in initializers.
2858 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2859 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2860 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2862 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2863 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2864 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2865 for dynrel_includes_plt.
2866 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2867 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2868 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2870 (Target_sparc::do_finalize_sections): Update to pass true for
2871 dynrel_includes_plt.
2872 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2873 output before .rela.plt
2874 (Target_powerpc::do_finalize_sections): Update to pass true for
2875 dynrel_includes_plt when 32-bit.
2877 2010-02-08 Doug Kwan <dougkwan@google.com>
2879 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2881 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2882 Arm_relobj::scan_section_for_cortex_a8_stubs,
2883 Arm_relobj::do_relocation_section): Instead of calling
2884 Output_section::output_address, use faster
2885 Arm_relobj::simple_input_section_output_address.
2887 2010-02-08 David S. Miller <davem@davemloft.net>
2889 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2890 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2891 relocation helper function.
2893 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2894 just like R_SPARC_GOT{10,13,22}.
2895 (Target_sparc::Scan::local): Likewise.
2896 (Target_sparc::Relocate:relocate): Likewise.
2898 2010-02-06 Ian Lance Taylor <iant@google.com>
2900 * configure.ac: Rewrite targetobjs duplicate removal code to use
2901 only shell constructs.
2902 * configure: Rebuild.
2904 2010-02-05 Doug Kwan <dougkwan@google.com>
2907 * arm.cc (Arm_relobj::section_is_scannable): New method.
2908 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2909 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2911 2010-02-04 Doug Kwan <dougkwan@google.com>
2914 * arm-reloc-property.cc (cstdio): Include.
2915 * configure.ac (targetobjs): Remove duplicates.
2916 * configure: Regenerate.
2917 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2918 big and little endian version for a given address size.
2920 2010-02-03 Doug Kwan <dougkwan@google.com>
2922 * arm-reloc-property.cc
2923 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2925 * arm-reloc-property.h
2926 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2927 New method definition.
2928 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2930 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2932 (GOT_PREL): Change implemented to Y.
2933 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2934 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2935 (Arm_relocate_functions::movw_abs_nc): Remove method.
2936 (Arm_relocate_functions::movt_abs): Ditto.
2937 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2938 (Arm_relocate_functions::thm_movt_abs): Ditto.
2939 (Arm_relocate_functions::movw_rel_nc): Ditto.
2940 (Arm_relocate_functions::movw_rel): Ditto.
2941 (Arm_relocate_functions::movt_rel): Ditto.
2942 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2943 (Arm_relocate_functions:thm_movw_rel): Ditto.
2944 (Arm_relocate_functions:thm_movt_rel): Ditto.
2945 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2946 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2947 New method definitions.
2948 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2949 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2950 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2951 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2952 (Target_arm::Relocate::relocate): Check for non-static or
2953 unimplemented relocation code and exit early. Change calls to
2954 Target_arm::reloc_uses_thumb_bit and
2955 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2956 instead. Refactor code to handle similar relocations to increase
2957 code sharing. Remove check for unsupported relocation code in switch
2959 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2960 relocation property table to find out size. Change error message to
2961 print out the name of a relocation code instead of the numeric value.
2962 (Target_arm::scan_reloc_for_stub): Use relocation property table
2963 instead of calling Target_arm::reloc_uses_thumb_bit().
2965 2010-02-02 Doug Kwan <dougkwan@google.com>
2967 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2968 types of relaxed input section.
2970 2010-02-02 Doug Kwan <dougkwan@google.com>
2972 * Makefile.am (HFILES): Add arm-reloc-property.h.
2974 (TARGETSOURCES): Add arm-reloc-property.cc
2975 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2976 (libgold_a_SOURCES): $(DEFFILES)
2977 * Makefile.in: Regenerate.
2978 * arm-reloc-property.cc: New file.
2979 * arm-reloc-property.h: New file.
2980 * arm-reloc.def: New file.
2981 * arm.cc: Update comments.
2982 (arm-reloc-property.h): New included header.
2983 (arm_reloc_property_table): New global variable.
2984 (Target_arm::do_select_as_default_target): New method definition.
2985 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2986 arm-reloc-property to targ_extra_obj.
2987 * parameters.cc (set_parameters_target): Call
2988 Target::select_as_default_target().
2989 * target.h (Target::select_as_default_target): New method definition.
2990 (Target::do_select_as_default_target): Same.
2992 2010-02-01 Doug Kwan <dougkwan@google.com>
2994 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2995 first_output_text_section_.
2996 (Arm_exidx_fixup::first_output_text_section): New method definition.
2997 (Arm_exidx_fixup::first_output_text_section_): New data member.
2998 (Arm_exidx_fixup::process_exidx_section): Record the first text
2999 output section seen.
3000 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3001 and entsize in output section header.
3003 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3005 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3006 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3007 (Arm_relocate_functions::thm_alu11): New Method.
3008 (Arm_relocate_functions::thm_pc8): New Method.
3009 (Arm_relocate_functions::thm_pc12): New Method.
3010 (Target_arm::Scan::local): Handle the relocations.
3011 (Target_arm::Scan::global): Likewise.
3012 (Target_arm::Relocate::relocate): Likewise.
3013 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3015 2010-01-29 Doug Kwan <dougkwan@google.com>
3017 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3018 of relocation types as ld.
3020 2010-01-29 Doug Kwan <dougkwan@google.com>
3022 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3024 (Arm_relocate_functions::thumb_branch_common): Ditto.
3025 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3026 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3027 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3028 Arm_relocate_functions::jump24): Remove.
3029 (Target_arm::Relocate::relocate): Adjust code to call
3030 Arm_relocation_functions::arm_branch_common and
3031 Arm_relocation_functions::thumb_branch_common instead of their removed
3032 wrappers. Merge switch-cases together to reduce source code size.
3034 2010-01-29 Doug Kwan <dougkwan@google.com>
3036 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3037 output_local_symbol_count_needs_update_.
3038 (Arm_relobj::output_local_symbol_count_needs_update,
3039 Arm_relobj::set_output_local_symbol_count_needs_update,
3040 Arm_relobj::update_output_local_symbol_count): New methods.
3041 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3043 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3044 of pointed function as in a R_ARM_PREL31 relocation.
3045 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3046 for output local symbol count updating.
3047 (Target_arm::do_relax): Update output local symbol counts in objects
3049 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3051 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3053 * arm.cc: Added support for the ARM relocations:
3054 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3055 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3056 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3058 (Arm_relocate_functions::movw_rel): New method.
3059 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3060 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3062 (Arm_relocate_functions::thm_movw_rel): New method.
3063 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3065 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3067 (Target_arm::Scan::global): Likewise.
3068 (Target_arm::Relocate::relocate): Likewise.
3069 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3072 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3074 * arm.cc: Added support for ARM group relocations.
3075 (Target_arm::reloc_needs_sym_origin): New method.
3076 (Arm_relocate_functions::calc_grp_kn): New method.
3077 (Arm_relocate_functions::calc_grp_residual): New method.
3078 (Arm_relocate_functions::calc_grp_gn): New method.
3079 (Arm_relocate_functions::arm_grp_alu): New Method.
3080 (Arm_relocate_functions::arm_grp_ldr): New Method.
3081 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3082 (Arm_relocate_functions::arm_grp_ldc): New Method.
3083 (Target_arm::Scan::local): Handle the ARM group relocations.
3084 (Target_arm::Scan::global): Likewise.
3085 (Target_arm::Relocate::relocate): Likewise.
3086 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3089 2010-01-26 Doug Kwan <dougkwan@google.com>
3091 * arm.cc (set): Include.
3092 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3094 (Arm_output_section::Text_section_list): New type.
3095 (Arm_output_section::append_text_sections_to_list): New method.
3096 (Arm_output_section::fix_exidx_coverage): Ditto.
3097 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3098 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3099 Relobj::set_section_offset() instead of
3100 Sized_relobj::invalidate_section_offset().
3101 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3102 parameter for section headers. Ignore relocation sections for
3103 unallocated sections and EXIDX sections.
3104 (Target_arm::fix_exidx_coverage): New method.
3105 (Target_arm::output_section_address_less_than): New type.
3106 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3107 linked text section instead of the EXIDX section.
3108 (Arm_output_section::create_stub_group): Add an assertion to check
3109 that this is not an EXIDX output section.
3110 (Arm_output_section::append_text_sections_to_list): New method.
3111 (Arm_output_section::fix_exidx_coverage): Ditto.
3112 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3113 Arm_relobj::section_needs_reloc_stub_scanning.
3114 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3116 (Target_arm::fix_exidx_coverage): New method.
3117 * object.h (Relobj::set_output_section): New method.
3118 (Sized_relobj::invalidate_section_offset): Remove method.
3119 (Sized_relobj::do_invalidate_section_offset): Remove method.
3120 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3122 2010-01-25 Doug Kwan <dougkwan@google.com>
3124 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3125 Fix warning due to signed and unsigned comparison on a 32-bit host.
3127 2010-01-22 Doug Kwan <dougkwan@google.com>
3129 * arm.cc (Target_arm::do_relax): Record an output section for section
3130 offset adjustment it contains any stub table that has changed.
3131 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3132 offsets in an output section if necessary.
3133 * output.cc (Output_section::Output_section): Initialize
3134 section_offsets_need_adjustments_.
3135 (Output_section::add_input_section_for_script): Renamed to
3136 Output_section::add_simple_input_section.
3137 (Output_section::save_states): Add a comment.
3138 (Output_section::discard_states): New method defintion.
3139 (Output_section::adjust_section_offsets): Same.
3140 * output.h (Output_section::add_input_section_for_script): Renamed to
3141 Output_section::add_simple_input_section.
3142 (Output_section::discard_states): New method declaration.
3143 (Output_section::adjust_section_offsets): Same.
3144 (Output_section::section_offsets_need_adjustment,
3145 Output_section::set_section_offsets_need_adjustment): New method
3147 (Output_section::section_offsets_need_adjustment_): New data member.
3148 * script-sections.cc
3149 (Output_section_element_input::set_section_address): Adjust code for
3150 renaming of Output_section::add_input_section_for_script.
3151 (Orphan_output_section::set_section_address): Same.
3153 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3155 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3156 Fix_v4bx enum values .
3157 * gold/options.h (General_options): New option definitions.
3158 (General_options::fix_v4bx): New method.
3159 (General_options::Fix_v4bx): New enum.
3160 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3161 (General_options::parse_fix_v4bx_interworking): New method.
3163 2010-01-22 Doug Kwan <dougkwan@google.com>
3165 * arm.cc (Arm_exidx_fixup): New class.
3167 2010-01-21 Doug Kwan <dougkwan@google.com>
3169 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3171 (Arm_exidx_section_offset_map): New type.
3173 2010-01-21 Doug Kwan <dougkwan@google.com>
3175 * arm.cc (Arm_exidx_input_section): New class.
3176 (Arm_relobj::exidx_input_section_by_link,
3177 Arm_relobj::exidx_input_section_by_shndx,
3178 Arm_relobj::make_exidx_input_section): New methods.
3179 (read_arm_attributes_section): Remove.
3180 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3181 information about them.
3182 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3185 2010-01-20 Doug Kwan <dougkwan@google.com>
3187 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3188 Input_section_specifier to Section_id.
3189 (Target_arm::new_arm_input_section: Adjust code for change of key
3191 (Target_arm::find_arm_input_section): Ditto.
3192 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3193 (Section_id): Remove.
3194 (Garbage_collection::Section_id_hash): Remove.
3195 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3196 (Section_id): Remove.
3197 (Icf::Section_id_hash): Remove.
3198 * object.h (Section_id, Const_section_id, Section_id_hash,
3199 Const_section_id_hash): New type definitions.
3200 * output.cc (Output_section::add_relaxed_input_section): Change to
3201 use Const_section_id instead of Input_section_specifier as key type.
3202 (Output_section::add_merge_input_section): Ditto.
3203 (Output_section::build_relaxation_map): Change to use Section_id
3204 instead of Input_section_specifier as key type.
3205 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3207 (Output_section::convert_input_sections_to_relaxed_sections): Change
3208 to use Const_section_id instead of Input_section_specifier as key type.
3209 (Output_section::find_merge_section): Ditto.
3210 (Output_section::find_relaxed_input_section): Ditto.
3211 * output.h (Input_section_specifier): Remove class.
3212 (Output_section::Output_section_data_by_input_section_map): Change
3213 key type to Const_section_id.
3214 (Output_section::Output_relaxed_input_section_by_input_section_map):
3216 (Output_section::Relaxation_map): Change key type to Section_id.
3218 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3220 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3221 (class Arm_v4bx_stub): New class.
3222 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3223 (Stub_factory::make_arm_v4bx_stub): New method.
3224 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3225 (Stub_table::empty): Handle v4bx stubs.
3226 (Stub_table::add_arm_v4bx_stub): New method.
3227 (Stub_table::find_arm_v4bx_stub): New method.
3228 (Arm_relocate_functions::v4bx): New method.
3229 (Target_arm::fix_v4bx): New method.
3230 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3231 (Stub_table::relocate_stubs): Likewise.
3232 (Stub_table::do_write): Likewise.
3233 (Stub_table::update_data_size_and_addralign): Likewise.
3234 (Stub_table::finalize_stubs): Likewise.
3235 (Target_arm::Scan::local): Likewise.
3236 (Target_arm::Scan::global): Likewise.
3237 (Target_arm::do_finalize_sections): Likewise.
3238 (Target_arm::Relocate::relocate): Likewise.
3239 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3241 (Target_arm::scan_reloc_for_stub): Likewise.
3242 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3244 2010-01-19 Ian Lance Taylor <iant@google.com>
3246 * output.cc (Output_section_headers::do_sized_write): Write large
3247 segment count to sh_info field.
3248 (Output_file_header::do_sized_write): For large segment count,
3249 write PN_XNUM to e_phnum field.
3251 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3253 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3254 (Arm_relocate_functions::thm_jump8): New function.
3255 (Arm_relocate_functions::thm_jump11): New function.
3256 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3258 (Target_arm::Scan::global): Likewise.
3259 (Target_arm::Relocate::relocate): Likewise.
3260 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3263 2010-01-14 Doug Kwan <dougkwan@google.com>
3265 * arm.cc (map, utility): Include headers.
3266 (Target_arm::apply_cortex_a8_workaround): New method.
3267 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3268 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3269 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3270 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3271 the --[no-]fix-cortex-a8 command line options.
3272 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3273 (Target_arm::relocate_stub): Use addend in instruction template.
3274 * options.h (DEFINE_bool): Set the user-set flag.
3275 (General_options): Add --[no-]-fix-cortex options.
3276 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3277 : Update fast look-up map after conversion.
3279 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3281 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3282 in the first pass of do_layout.
3284 2010-01-13 Doug Kwan <dougkwan@google.com>
3286 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3287 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3288 apparent compiler problem of not folding static constant integral
3289 data members of elfcpp::Elf_sizes<32>.
3291 2010-01-13 Doug Kwan <dougkwan@google.com>
3293 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3294 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3295 Arm_relobj::scan_section_for_cortex_a8_erratum,
3296 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3297 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3298 sections to scan for relocation stubs into a new method
3299 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3300 relocation and Cortex-A8 stub scanning.
3301 (Target_arm::do_relax): Force stubs to be after stubbed sections
3302 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3303 the beginning of a new relaxation pass. Update a comment.
3304 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3306 2010-01-12 Ian Lance Taylor <iant@google.com>
3308 * target-reloc.h (visibility_error): New inline function.
3309 (relocate_section): Call visibility_error.
3310 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3311 (MOSTLYCLEANFILES): Likewise.
3312 (protected_4_pic.o, protected_3.err): New targets.
3313 * testsuite/protected_4.cc: New file.
3315 2010-01-12 Doug Kwan <dougkwan@google.com>
3317 * arm.cc (Cortex_a8_reloc): New class.
3318 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3319 and cortex_a8_relocs_info_.
3320 (Target_arm::fix_cortex_a8): New method definition.
3321 (Target_arm::Cortex_a8_relocs_info): New type.
3322 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3323 New data member declarations.
3324 (Target_arm::scan_reloc_for_stub): Record information about
3325 relocations for THUMB branches that might be exempted from the
3326 Cortex-A8 workaround.
3327 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3328 at the beginning of a relaxation pass.
3330 2010-01-12 Doug Kwan <dougkwan@google.com>
3332 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3333 (Arm_relobj::Mapping_symbol_position,
3334 Arm_reloj::Mapping_symbol_position_less,
3335 Arm_relobj::Mapping_symbols_info): New types.
3336 (Target_arm::is_mapping_symbol_name): New method definition.
3337 (Arm_relobj::do_count_local_symbols): Save information about mapping
3340 2010-01-11 Doug Kwan <dougkwan@google.com>
3342 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3343 Arm_relocate_functions::thumb32_branch_upper,
3344 Arm_relocate_functions::thumb32_branch_lower,
3345 Arm_relocate_functions::thumb32_cond_branch_offset,
3346 Arm_relocate_functions::thumb32_cond_branch_upper,
3347 Arm_relocate_functions::thumb32_cond_branch_lower,
3348 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3349 branch offset encoding.
3350 (Arm_relocate_functions::thumb_branch_common): Use new branch
3351 offset encoding methods to avoid code duplication.
3352 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3353 (Stub_addend_reader::operator()): Use new branch encoding method
3354 to avoid code duplication.
3356 2010-01-11 Doug Kwan <dougkwan@google.com>
3358 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3359 (Target_arm::do_finalize_sections): Define special EXIDX section
3360 symbols only if referenced.
3361 * gc.h (Garbage_collection::add_reference): New method.
3362 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3365 2010-01-11 Ian Lance Taylor <iant@google.com>
3367 * script.cc (Version_script_info::build_expression_list_lookup):
3368 Change complaing about duplicate wildcard match from error to
3371 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3373 (Version_script_info::Version_script_info): Initialize globs_,
3374 default_version_, default_is_global_, and exact_. Don't
3375 initialize globals_ or locals_.
3376 (Version_script_info::build_lookup_tables): Build local symbols
3378 (Version_script_info::unquote): New function.
3379 (Version_script_info::add_exact_match): New function.
3380 (Version_script_info::build_expression_list_lookup): Remove lookup
3381 parameter. Add is_global parameter. Change all callers. Handle
3382 wildcard pattern specially. Unquote pattern. Call
3384 (Version_script_info::get_name_to_match): New function.
3385 (Version_script_info::get_symbol_version): New function.
3386 (Version_script_info::get_symbol_version_helper): Remove.
3387 (Version_script_info::check_unmatched_names): Call unquote.
3388 * script.h (class Version_script_info): Change get_symbol_version
3389 to be non-inline and add is_global parameter; change all callers.
3390 Rewrite symbol_is_local. Update declarations. Define struct
3391 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3392 Remove globals_ and locals_ members. Add exact_, globs_,
3393 default_version_, is_global_.
3394 (Version_script_info::Glob): Remove pattern, add expression and
3395 is_global. Update constructor. Change all callers.
3396 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3398 (Versions::symbol_section_contents): If a symbol is undefined, or
3399 defined in a dynamic object, set the version index to
3401 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3403 (Symbol_table::add_from_pluginobj): Likewise.
3404 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3406 2010-01-11 Doug Kwan <dougkwan@google.com>
3408 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3409 (incremental_dump_LDADD): Add linking option for libintl.
3410 * Makefile.in: Regenerate.
3412 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3415 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3417 * testsuite/Makefile.in: Regenerated.
3419 2010-01-10 Doug Kwan <dougkwan@google.com>
3421 * options.h (DEFINE_var): Use parentheses around argument varname__
3422 in macro body to avoid any unintended subsequent substitutions.
3424 2010-01-10 Ian Lance Taylor <iant@google.com>
3426 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3427 candidates before doing symbol resolution.
3429 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3430 ODR candidates if only one is weak.
3432 2010-01-08 Ian Lance Taylor <iant@google.com>
3434 * script.cc (Version_script_info::build_expression_list_lookup):
3435 Don't warn about ambiguous version, just record the ambiguity.
3436 (Version_script_info::get_symbol_version_helper): Give error if
3437 version is ambiguous.
3439 2010-01-08 Doug Kwan <dougkwan@google.com>
3441 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3442 prev_data_size_ and prev_addralign_. Remove initializer for
3443 deleted data member has_been_changed_.
3444 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3445 to determine if the table is empty.
3446 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3448 (Stub_table::add_reloc_stub): Define method in class definition
3449 instead of just declaring it there.
3450 (Stub_table::add_cortex_a8_stub): New method definition.
3451 (Stub_table::update_data_size_and_addralign): Ditto.
3452 (Stub_table::finalize_stubs): Ditto.
3453 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3454 (Stub_table::do_addralign_): Return address alignment in the
3455 (Stub_table::do_reset_address_and_file_offset): Define method in
3456 class definition instead of declaring it there. Set current data
3457 size to be the data size of the previous pass.
3458 (Stub_table::set_final_data_size): Use current data size as the
3460 (Stub_table::relocate_stub): Change parameter type of stub from
3461 Reloc_stub pointer to Stub pointer.
3462 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3463 (Stub_table::Cortex_a8_stub_list): New typedef.
3464 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3465 Stub_table::prev_addralign_): New data member.
3466 (Arm_relobj::Arm_relobj): Initialize data member
3467 section_has_cortex_a8_workaround_.
3468 (Arm_relobj::section_has_cortex_a8_workaround,
3469 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3471 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3473 (Target_arm::relocate_stub): Change parameter type of stub from
3474 Reloc_stub pointer to Stub pointer.
3475 (Insn_template::size, Insn_template::alignment): Handle
3476 THUMB16_SPECIAL_TYPE.
3477 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3478 Stub_table::update_data_size_and_addralign,
3479 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3481 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3482 (Stub_table::do_write): Ditto.
3483 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3485 2010-01-08 Ian Lance Taylor <iant@google.com>
3488 * symtab.h (class Symbol): Remove fields is_target_special_ and
3489 has_plt_offset_. Add field is_defined_in_discarded_section_.
3490 (Symbol::is_defined_in_discarded_section): New function.
3491 (Symbol::set_is_defined_in_discarded_section): New function.
3492 (Symbol::has_plt_offset): Rewrite.
3493 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3494 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3495 Don't initialize is_target_special_ or has_plt_offset_.
3496 Initialize is_defined_in_discarded_section_.
3497 (Symbol_table::add_from_relobj): If appropriate, set
3498 is_defined_in_discarded_section.
3499 * resolve.cc (Symbol::override_base_with_special): Don't test
3500 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3501 * target-reloc.h (relocate_section): Do special handling for
3502 symbols defined in discarded sections for global symbols as well
3505 2010-01-08 Ian Lance Taylor <iant@google.com>
3507 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3508 the SHT_SYMTAB case.
3510 2010-01-08 Ian Lance Taylor <iant@google.com>
3512 * object.cc (Sized_relobj::do_layout): Don't get confused if
3513 layout_eh_frame returns NULL.
3515 2010-01-08 Ian Lance Taylor <iant@google.com>
3518 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3519 dynamic symbol table, use the normal symbol table.
3520 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3523 2010-01-08 Ian Lance Taylor <iant@google.com>
3526 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3529 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3531 * version.cc (print_version): Change to "Copyright 2010".
3533 2010-01-08 Ian Lance Taylor <iant@google.com>
3537 * i386.cc (class Target_i386): Change return type of plt_section
3539 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3540 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3541 tls_desc_rel_ field.
3542 (Output_data_plt_i386::rel_tls_desc): New function.
3543 (Target_i386::rel_tls_desc_section): New function.
3544 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3545 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3546 R_386_TLS_DESC reloc in rel_tls_desc_section.
3547 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3548 Define struct Tlsdesc_info.
3549 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3550 (Target_x86_64::do_reloc_symbol_index): New function.
3551 (Target_x86_64::add_tlsdesc_info): New function.
3552 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3553 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3555 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3557 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3558 (Target_x86_64::rela_tlsdesc_section): New function.
3559 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3561 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3562 (Target_x86_64::do_reloc_addend): New function.
3563 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3564 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3565 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3566 (Output_reloc::type): New function.
3567 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3568 (Output_reloc::is_target_specific): New function.
3569 (Output_reloc::target_arg): New function.
3570 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3571 absolute relocs and target specific relocs.
3572 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3573 add_target_specific.
3574 (class Output_data_reloc) [SHT_RELA]: Likewise.
3575 * output.cc (Output_reloc::Output_reloc): Add four new versions
3576 for absolute relocs and target specific relocs.
3577 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3578 (Output_reloc::get_symbol_index): Likewise.
3579 (Output_reloc::local_section_offset): Check that local_sym_index_
3580 is not TARGET_CODE or 0.
3581 (Output_reloc::symbol_value): Likewise.
3582 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3584 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3585 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3587 * layout.cc (add_target_dynamic_tags): Use output section for
3588 DT_PLTRELSZ and DT_JMPREL.
3590 2010-01-07 Ian Lance Taylor <iant@google.com>
3593 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3595 (class Output_data_reloc_generic): Define.
3596 (class Output_data_reloc_base): Change base class to
3597 Output_data_reloc_generic. Change add() method to call
3598 bump_relative_reloc_count for a relative reloc. Remove
3600 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3602 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3603 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3605 * layout.h (class Layout): Update declaration.
3607 2010-01-07 Ian Lance Taylor <iant@google.com>
3609 * output.h (class Output_data): Add const version of
3610 output_section and do_output_section.
3611 (class Output_section_data): Add const version of
3613 (class Output_section): Likewise.
3614 * layout.cc (Layout::add_target_dynamic_tags): New function.
3615 * layout.h (class Layout): Update declarations.
3616 * arm.cc (Target_arm::do_finalize_sections): Use
3617 add_target_dynamic_tags.
3618 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3619 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3620 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3621 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3623 2010-01-07 Ian Lance Taylor <iant@google.com>
3626 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3629 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3630 Ian Lance Taylor <iant@google.com>
3633 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3634 Xindex::read_symtab_xindex.
3636 2010-01-07 Doug Kwan <dougkwan@google.com>
3638 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3639 (Insn_template::thumb16_bcond_insn): New method declaration.
3640 (Insn_template): Fix spelling.
3641 (Stub::thumb16_special): New method declaration.
3642 (Stub::do_write): Define virtual method which was previously pure
3644 (Stub::do_thumb16_special): New method declaration.
3645 (Stub::do_fixed_endian_write): New template member.
3646 (Reloc_stub::do_write): Remove.
3647 (Reloc_stub::do_fixed_endian_write): Remove.
3648 (Cortex_a8_stub): New class definition.
3649 (Stub_factory::make_cortex_a8_stub): New method definition.
3650 (Stub_factory::Stub_factory): Add missing static storage class
3651 qualifier for elf32_arm_stub_a8_veneer_blx.
3653 2010-01-07 Ian Lance Taylor <iant@google.com>
3656 * options.h (class General_options): Add --warn-unresolved-symbols
3657 and --error-unresolved-symbols.
3658 * errors.cc (Errors::undefined_symbol): Implement
3659 --warn-unresolved-symbols.
3661 * options.h (class General_options): Add -z text and -z textoff.
3662 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3664 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3666 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3667 (Garbage_collection::cident_sections): New function.
3668 (Garbage_collection::add_cident_section): New function.
3669 (Garbage_collection::cident_sections_): New member.
3670 (gc_process_relocs): Add references to sections whose names are C
3672 * gold.h (cident_section_start_prefix): New constant.
3673 (cident_section_stop_prefix): New constant.
3674 (is_cident): New function.
3675 * layout.cc (Layout::define_section_symbols): Replace string constants
3676 with the newly defined constants.
3677 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3679 * testsuite/Makefile.am: Add gc_orphan_section_test.
3680 * testsuite/Makefile.in: Regenerate.
3681 * testsuite/gc_orphan_section_test.cc: New file.
3682 * testsuite/gc_orphan_section_test.sh: New file.
3684 2010-01-06 Ian Lance Taylor <iant@google.com>
3687 * options.h (class General_options): Add --warn-shared-textrel.
3688 * layout.cc (Layout::finish_dynamic_section): Implement
3689 --warn-shared-textrel.
3692 * options.h (class General_options): Add --warn-multiple-gp.
3694 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3696 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3697 $(THREADSLIB) and $(LIBDL).
3698 * Makefile.in: Rebuild.
3700 2010-01-06 Ian Lance Taylor <iant@google.com>
3703 * options.cc (General_options::parse_section_start): New function.
3704 (General_options::section_start): New function.
3705 (General_options::General_options): Initialize all members.
3706 * options.h: Include <map>
3707 (class General_options): Add --section-start. Add section_starts_
3709 * layout.cc (Layout::attach_allocated_section_to_segment): If
3710 --section-start was used, set the address of the segment. Remove
3711 local sort_sections.
3712 (Layout::relaxation_loop_body): If the address of the load segment
3713 has been set by --section-start, don't use it.
3714 * output.h (Output_segment::update_flags_for_output_section): New
3716 * output.cc (Output_segment::add_output_section): Call
3717 update_flags_for_output_section.
3719 2010-01-05 Ian Lance Taylor <iant@google.com>
3722 * options.h (class General_options): Add --undefined-version.
3723 * script.cc (struct Version_expression): Add was_matched_by_symbol
3725 (Version_script_info::matched_symbol): New function.
3726 (Version_script_info::get_symbol_version_helper): Call
3728 (Version_script_info::check_unmatched_names): New function.
3729 * script.h (class Version_script_info): Update declarations.
3730 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3732 * options.h (class General_options): Use DEFINE_bool_alias for
3733 allow_multiple_definition.
3734 * resolve.cc (Symbol_table::should_override): Don't test
3735 allow_multiple_definition.
3738 * options.h (class General_options): Add --cref.
3739 * main.cc (main): Print cref table if --cref. Don't close mapfile
3740 until after printing cref table.
3741 * cref.cc: Include "symtab.h".
3742 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3743 (Cref_table_compare::operator()): New function.
3744 (Cref_inputs::gather_cref): New function.
3745 (filecol): New static const.
3746 (Cref_inputs::print_cref): New function.
3747 (Cref::print_cref): New function.
3748 * cref.h: Include <cstdio>.
3749 (class Cref): Update declarations.
3750 * mapfile.h (Mapfile::file): New function.
3751 * object.h (class Object): Define Symbols. Declare virtual
3752 do_get_global_symbols.
3753 (Object::get_global_symbols): New function.
3754 * object.cc (Input_objects::add_object): Pass object to cref_ if
3756 (Input_objects::archive_start): Likewise.
3757 (Input_objects::archive_stop): Likewise.
3758 (Input_objects::print_cref): New function.
3759 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3760 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3762 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3764 * plugin.h (class Sized_pluginobj): Update declarations.
3766 2010-01-05 Ian Lance Taylor <iant@google.com>
3768 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3769 to is_default_version. Rename insdef to insdefault.
3770 (Symbol_table::add_from_relobj): Rename def to is_default_version
3771 and local to is_forced_local.
3772 (Symbol_table::add_from_pluginobj): Likewise.
3773 (Symbol_table::add_from_dynobj): Likewise.
3774 (Symbol_table::define_special_symbol): Rename insdef to
3777 2010-01-04 Ian Lance Taylor <iant@google.com>
3780 * options.h (class General_options): Add
3781 --allow-multiple-definition and -z muldefs.
3782 * resolve.cc (Symbol_table::should_override): Don't warn about a
3783 multiple symbol definition if --allow-multiple-definition or -z
3787 * options.h (class General_options): Add --add-needed and
3788 --copy-dt-needed-entries. Tweak --as-needed help entry.
3789 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3790 error if --copy-dt-needed-entries aka --add-needed is used and
3791 would cause a change in behaviour.
3794 * options.h (class General_options): Add -G as a short version of
3795 --shared. Add no-op options -assert, -g, and -i.
3797 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3799 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3800 check for .text or .gnu.linkonce.t sections.
3801 * icf.cc (Icf::find_identical_sections): Ditto.
3802 Change the detection for mangled function name within the section
3804 * icf.h (is_section_foldable_candidate): New function.
3806 2009-12-30 Ian Lance Taylor <iant@google.com>
3809 * options.h (class General_options): Permit two dashes with
3810 --retain-symbols-file.
3812 2009-12-30 Ian Lance Taylor <iant@google.com>
3815 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3816 don't put the file header and segment headers in the text
3820 * common.cc (Sort_commons::operator()): Stabilize sort when both
3822 (Symbol_table::do_allocate_commons_list): When allocating common
3823 symbols, skip a symbol which is no longer common.
3824 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3825 an object before checking its type.
3826 * testsuite/common_test_2.c: New file.
3827 * testsuite/common_test_3.c: New file.
3828 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3829 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3830 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3831 (common_test_2_pic.o, common_test_2.so): New targets.
3832 (common_test_3_pic.o, common_test_3.so): New targets.
3833 * testsuite/Makefile.in: Rebuild.
3836 * script.cc (read_input_script): If we see a new SECTIONS clause,
3837 and we have added an input section, give an error.
3838 * layout.h (class Layout): Add have_added_input_section function.
3839 Add have_added_input_section_ field.
3840 * layout.cc (Layout::Layout): Initialize
3841 have_added_input_section_.
3842 (Layout::layout): Set have_added_input_section_.
3843 (Layout::layout_eh_frame): Likewise.
3845 2009-12-30 Ian Lance Taylor <iant@google.com>
3848 * options.h (class General_options): Add --sort-common option.
3849 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3850 * common.cc (Sort_common): Add sort_order parameter to
3851 constructor. Add sort_order_ field.
3852 (Sort_commons::operator): Check sort_order_.
3853 (Symbol_table::allocate_commons): Determine the sort order.
3854 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3856 (Symbol_table::do_allocate_commons_list): Likewise.
3858 2009-12-30 Ian Lance Taylor <iant@google.com>
3861 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3862 symbols from this object, don't change the visibility of an
3864 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3866 2009-12-30 Ian Lance Taylor <iant@google.com>
3869 * script.h (class Version_script_info): Define Language enum.
3870 Update declarations. Define Glob, Exact, and Lookup types. Add
3871 new fields globals_, locals_, and is_finalized_.
3872 * script.cc: Various formatting fixes.
3873 (class Parser_closure): Change language_stack_ from a vector of
3874 std::string to one of Version_script_info::Language. Adjust all
3876 (class Lazy_demangler): Remove.
3877 (struct Version_expression): Change language from std::string to
3878 Version_script_info::Language.
3879 (Version_script_info::Version_script_info): New function.
3880 (Version_script_info::~Version_script_info): Don't call clear.
3881 (Version_script_info::finalize): New function.
3882 (Version_script_info::build_lookup_tables): New function.
3883 (Version_script_info::build_expression_list_lookup): New
3885 (Version_script_info::get_symbol_version_helper): Rewrite to use
3887 (Version_script_info::print_expression_list): Adjust to use
3888 Version_script_info::Language.
3889 (script_push_lex_into_version_mode): Check that the version script
3890 has not been finalized.
3891 (version_script_push_lang): Change language string to
3892 Version_script_info::Language.
3893 * options.cc (Command_line::version_script): New function.
3894 * options.h (class General_options): Add finalize_dynamic_list
3895 function. Change version_script from declaration to definition.
3896 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3897 * testsuite/version_script.map: Remove duplicate def of foo.
3898 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3900 * testsuite/Makefile.in: Rebuild.
3902 2009-12-30 Ian Lance Taylor <iant@google.com>
3905 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3906 if the input symbol index is 0, make the output symbol index 0.
3908 2009-12-30 Ian Lance Taylor <iant@google.com>
3911 * options.h (class General_options): Add -x/--discard-all.
3912 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3913 --discard-all. If the local symbol needs a dynamic entry, check
3914 that before handling --discard-locals.
3916 2009-12-30 Ian Lance Taylor <iant@google.com>
3919 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3921 (Output_segment::add_output_section): Don't change the flags if
3925 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3926 GNU hash table if they need a dynamic value. Otherwise, don't add
3927 them if they are defined in a dynamic object or are forced local.
3929 2009-12-29 Ian Lance Taylor <iant@google.com>
3932 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3933 .gnu.hash table for a 32-bit target.
3936 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3937 regular and a dynamic object only needs a dynamic symbol table
3938 entry if it is externally visible.
3941 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3942 constructor. Add global_offset_table_ field.
3943 (Target_i386::got_section): Set global_offset_table_.
3944 (Target_i386::do_finalize_sections): Set global_offset_table_
3946 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3947 in constructor. Add global_offset_table_ field.
3948 (Target_x86_64::got_section): Set global_offset_table_.
3949 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3952 * layout.cc (Layout::Layout): Initialize increase_relro_.
3953 (Layout::get_output_section): Add is_relro, is_last_relro, and
3954 is_first_non_relro parameters. Change all callers.
3955 (Layout::choose_output_section): Likewise.
3956 (Layout::add_output_section_data): Likewise.
3957 (Layout::make_output_section): Likewise.
3958 (Layout::set_segment_offsets): Clear increase_relro when using a
3960 * layout.h (class Layout): Add increase_relro method. Add
3961 increase_relro_ field. Update declarations.
3962 * output.cc (Output_section::Output_section): Initialize
3963 is_last_relro_ and is_first_non_relro_.
3964 (Output_segment::add_output_section): Group relro sections is
3965 do_sort is true. Handle is_last_relro and is_first_non_relro.
3966 (Output_segment::maximum_alignment): Remove relro handling.
3967 (Output_segment::set_section_addresses): Add increase_relro
3968 parameter. Change all callers. Add initial alignment to align
3969 relro sections on separate page. Remove old relro handling.
3970 (Output_segment::set_section_list_addresses): Remove in_relro
3971 parameter. Change all callers.
3972 (Output_segment::set_offset): Add increase parameter. Change all
3973 callers. Remove old relro handling.
3974 * output.h (class Output_section): Add new methods: is_last_relro,
3975 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3976 Add is_last_relro_ and is_first_non_relro_ fields.
3977 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3978 Create separate .got.plt section. Call increase_relro.
3979 * x86_64.cc (Target_x86_64::got_section): Likewise.
3980 * testsuite/relro_script_test.t: Add .got.plt.
3983 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3984 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3985 (Layout::finalize): Call set_dynamic_symbol_size.
3986 (Layout::set_dynamic_symbol_size): New function.
3987 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3988 set_dynamic_symbol_size.
3991 * output.h (class Output_section): Add is_entsize_zero_ field.
3992 * output.cc (Output_section::Output_section): Initialize
3994 (Output_section::set_entsize): If two different entsizes are
3995 requested, force it to zero.
3996 (Output_section::add_input_section): Set flags for .debug_str
3997 before updating section flags. Set entsize.
3998 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3999 and SHF_STRING if all input sections have those flags.
4001 2009-12-29 Rafael Espindola <espindola@google.com>
4003 * main.cc (main): Fix the sys time reporting.
4004 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4007 2009-12-29 Sriraman Tallam <tmsriram@google.com>
4009 * options.cc (General_options::parse_version): Allow -v to exit
4010 without an error if there is nothing to link.
4012 2009-12-29 Ian Lance Taylor <iant@google.com>
4014 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4015 using a version of gcc before 4.1.
4016 * configure: Rebuild.
4018 2009-12-28 Chris Demetriou <cgd@google.com>
4020 * attributes.cc (Output_attributes_section_data::do_write): Use
4021 std::vector::front rather than std::vector::data.
4023 2009-12-28 Ian Lance Taylor <iant@google.com>
4025 * symtab.h (class Symbol_table): Add enum Defined.
4026 * resolve.cc (Symbol_table::should_override): Add defined
4027 parameter. Change all callers. Test whether object is NULL
4028 before calling a method on it.
4029 (Symbol_table::report_resolve_problem): Add defined parameter.
4031 (Symbol_table::should_override_with_special): Likewise.
4032 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4033 parameter. Change all callers.
4034 (Symbol_table::do_define_in_output_data): Likewise.
4035 (Symbol_table::define_in_output_segment): Likewise.
4036 (Symbol_table::do_define_in_output_segment): Likewise.
4037 (Symbol_table::define_as_constant): Likewise.
4038 (Symbol_table::do_define_as_constant): Likewise.
4039 * script.h (class Symbol_assignment): Add is_defsym parameter to
4040 constructor; change all callers.
4041 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4042 parameter. Change all callers. Add is_defsym_ field.
4043 (class Parser_closure): Add parsing_defsym parameter to
4044 constructor; change all callers. Add parsing_defsym accessor
4045 function. Add parsing_defsym_ field.
4047 2009-12-28 Ian Lance Taylor <iant@google.com>
4049 * gold.cc (queue_middle_tasks): Fix formatting.
4050 * object.cc (Relobj::is_section_name_included): Likewise.
4052 2009-12-23 Ian Lance Taylor <iant@google.com>
4054 * i386.cc (Target_i386::do_calls_non_split): Recognize
4055 -fsplit-stack prologue for a function with a static chain.
4056 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4057 -fsplit-stack prologue when using %r11.
4059 2009-12-21 Sriraman Tallam <tmsriram@google.com>
4061 * options.cc (General_options::parse_version): Make -v continue and do
4062 the link like GNU ld does.
4064 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
4066 * Makefile.am (CCFILES): Add timer.cc.
4067 (HFILES): Add timer.h.
4068 * configure.ac: Check for sysconf and times.
4069 * main.cc: include timer.h.
4070 (main): Use Timer instead of get_run_time.
4073 * workqueue.cc: include timer.h.
4074 (Workqueue::find_and_run_task):
4075 Report user, sys and wall time.
4076 * Makefile.in: Regenerate.
4077 * config.in: Regenerate.
4078 * configure: Regenerate.
4080 2009-12-16 Doug Kwan <dougkwan@google.com>
4082 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4084 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4085 relaxed input sections.
4086 * output.cc (Output_section::find_relaxed_input_section): Change
4087 return type to Output_relaxed_input_section pointer. Adjust code
4088 for new type of relaxed_input_section_map_.
4089 * output.h (Output_section::find_relaxed_input_section): Change
4090 return type to Output_relaxed_input_section pointer.
4091 (Output_section::Output_relaxed_input_section_by_input_section_map):
4093 (Output_section::relaxed_input_section_map_): Change type to
4094 Output_section::Output_relaxed_input_section_by_input_section_map.
4095 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4098 2009-12-15 Ian Lance Taylor <iant@google.com>
4100 * layout.cc (Layout::create_shstrtab): Only write out after input
4101 sections if we are compressing debug sections.
4103 2009-12-15 Ian Lance Taylor <iant@google.com>
4105 * archive.cc (Archive::add_symbols): Only look up a symbol without
4106 a version if there is, in fact, a version.
4108 2009-12-14 Ian Lance Taylor <iant@google.com>
4110 Revert -Wshadow changes, all changes from:
4111 2009-12-11 Doug Kwan <dougkwan@google.com>
4112 2009-12-11 Nick Clifton <nickc@redhat.com>
4113 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4115 2009-12-11 Doug Kwan <dougkwan@google.com>
4117 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4119 * attributes.cc (Object_attribute::size): Ditto.
4120 (Attributes_section_data::size): Ditto.
4121 (Attributes_section_data::Attributes_section_data): Ditto.
4122 (Output_attributes_section_data::do_write): Ditto.
4123 * attributes.h (Object_attribute::set_type): Ditto.
4124 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4126 2009-12-11 Nick Clifton <nickc@redhat.com>
4128 * archive.cc: Fix shadowed variable warnings.
4130 * compressed_output.cc: Likewise.
4131 * compressed_output.h: Likewise.
4132 * configure: Likewise.
4133 * dwarf_reader.cc: Likewise.
4134 * dynobj.cc: Likewise.
4135 * dynobj.h: Likewise.
4136 * ehframe.cc: Likewise.
4137 * ehframe.h: Likewise.
4138 * errors.cc: Likewise.
4139 * expression.cc: Likewise.
4140 * fileread.cc: Likewise.
4141 * fileread.h: Likewise.
4142 * freebsd.h: Likewise.
4143 * i386.cc: Likewise.
4145 * incremental.h: Likewise.
4146 * layout.cc: Likewise.
4147 * layout.h: Likewise.
4148 * mapfile.cc: Likewise.
4149 * merge.cc: Likewise.
4150 * merge.h: Likewise.
4151 * object.cc: Likewise.
4152 * object.h: Likewise.
4153 * options.h: Likewise.
4154 * output.cc: Likewise.
4155 * output.h: Likewise.
4156 * parameters.cc: Likewise.
4157 * plugin.cc: Likewise.
4158 * powerpc.cc: Likewise.
4159 * reduced_debug_output.cc: Likewise.
4160 * reduced_debug_output.h: Likewise.
4161 * reloc.cc: Likewise.
4162 * reloc.h: Likewise.
4163 * resolve.cc: Likewise.
4164 * script-sections.cc: Likewise.
4165 * script.cc: Likewise.
4166 * script.h: Likewise.
4167 * sparc.cc: Likewise.
4168 * symtab.cc: Likewise.
4169 * symtab.h: Likewise.
4170 * target-select.cc: Likewise.
4171 * target-select.h: Likewise.
4172 * token.h: Likewise.
4173 * workqueue.cc: Likewise.
4174 * workqueue.h: Likewise.
4175 * x86_64.cc: Likewise.
4177 2009-12-10 Doug Kwan <dougkwan@google.com>
4179 * arm.cc (attributes.h): New include.
4180 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4181 (Arm_relobj::~Arm_relobj): Delete object pointed by
4182 attributes_section_data_.
4183 (Arm_relobj::attributes_section_data): New method definition.
4184 (Arm_relobj::attributes_section_data_): New data member declaration.
4185 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4186 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4187 attributes_section_data_.
4188 (Arm_dynobj::attributes_section_data): New method definition.
4189 (Arm_dynobj::attributes_section_data_): New data member declaration.
4190 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4191 initialization value of may_use_blx_ to false.
4192 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4193 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4194 object attributes to compute results instead of hard-coding.
4195 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4196 Target_arm::get_secondary_compatible_arch,
4197 Target_arm::set_secondary_compatible_arch
4198 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4199 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4200 New method declarations.
4201 (Target_arm::get_aeabi_object_attribute): New method definition.
4202 (Target_arm::attributes_section_data_): New data member declaration.
4203 (read_arm_attributes_section): New template definition.
4204 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4205 (Arm_dynobj::do_read_symbols): Ditto.
4206 (Target_arm::do_finalize_sections): Merge attributes sections from
4207 input. Check for BLX use after attributes section merging.
4208 Fix __exidx_start and __exidx_end visibility. Create an
4209 .ARM.attributes section if necessary.
4210 (Target_arm::get_secondary_compatible_arch,
4211 Target_arm::set_secondary_compatible_arch,
4212 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4213 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4214 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4215 New method definitions.
4217 2009-12-09 Ian Lance Taylor <iant@google.com>
4219 * plugin.cc (Plugin::load): Don't cast from void* to a function
4222 2009-12-09 Ian Lance Taylor <iant@google.com>
4224 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4227 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4229 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4230 Replace two_file_shared_1.so with two_file_shared_2.so.
4231 * testsuite/Makefile.in: Regenerated.
4233 2009-12-08 Doug Kwan <dougkwan@google.com>
4235 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4236 (HFILES): Add attributes.h and int_encoding.h.
4237 * Makefile.in: Regenerate.
4238 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4239 function definitions to int_encoding.cc
4240 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4241 prototypes to int_encoding.h
4242 * reduced_debug_output.cc (int_encoding.h): New include.
4243 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4244 function definitions to int_encoding.cc
4245 (insert_into_vector, read_from_pointer): Move template definitions to
4247 * attributes.cc: New file.
4248 * attributes.h: New file.
4249 * int_encoding.cc: New file.
4250 * int_encoding.h: New file.
4252 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4255 * incremental-dump.cc (dump_incremental_inputs): New.
4256 (main): Use dump_incremental_inputs.
4258 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4261 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4262 checking elfcpp::STT_FUNC.
4263 (Target_i386::Relocate::relocate): Likewise.
4264 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4266 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4267 symbols from shared libraries into normal FUNC symbols.
4269 * symtab.h (Symbol): Add is_func and use it.
4271 2009-12-05 Doug Kwan <dougkwan@google.com>
4273 * arm.cc (Target_arm::arm_info): Initialize new fields
4274 attributes_section and attributes_vendor.
4275 * i386.cc (Target_i386::i386_info): Same.
4276 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4277 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4278 fields attributes_section and attributes_vendor.
4279 * sparc.cc (Target_sparc::sparc_info): Same.
4280 * target.h (Target::attributes_section, Target::attributes_vendor,
4281 Target::is_attributes_section, Target::attribute_arg_type,
4282 Target::attributes_order): New method definitions.
4283 (Target::Target_info::attributes_section,
4284 Target::Target_info::attributes_vendor): New fields.
4285 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4286 virtual method definitions.
4287 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4288 attributes_section and attributes_vendor.
4289 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4291 2009-12-05 Doug Kwan <dougkwan@google.com>
4293 * arm.cc: Update comments about interworking and stub generation.
4294 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4295 considered as non-PIC.
4296 (Arm_relocate_functions::base_abs): Fix formatting.
4297 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4298 of function to use GOT entry address instead of offset.
4299 (Target_arm::Scan::global): Issue an error if a symbol would need a
4300 PLT does not get one because it is untyped. Remove code to create
4301 dynamic symbols for relative branches.
4302 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4303 takes unsigned integer instead of boolean.
4305 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4307 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4308 (two_file_test_LDADD): Likewise.
4309 (common_test_1_LDADD): Likewise.
4310 (exception_test_LDADD) Likewise.
4311 (weak_test_LDADD): Likewise.
4312 (many_sections_test_LDADD): Likewise.
4313 (initpri1_LDADD): Likewise.
4314 (script_test_1_LDADD): Likewise.
4315 (script_test_2_LDADD): Likewise.
4316 (justsyms_LDADD): Likewise.
4317 (binary_test_LDADD): Likewise.
4318 (large_LDADD): Likewise.
4319 * testsuite/Makefile.in: Regenerated.
4321 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4323 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4324 (Symbol_table::override_with_special): Likewise.
4325 (Symbol_table::add_from_object): Likewise.
4327 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4329 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4330 Don't set the data_offset twice.
4332 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4334 * testsuite/Makefile.in: Regenerate.
4336 2009-12-03 Doug Kwan <dougkwan@google.com>
4338 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4339 (Target_arm::do_finalize_sections): Add parameter for symbol table
4340 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4341 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4342 parameter for symbol table pointer.
4343 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4344 an additional parameter for a pointer to symbol table.
4345 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4346 parameter for a symbol table pointer.
4347 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4348 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4350 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4351 parameter for a symbol table pointer.
4353 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4355 * incremental.cc (Incremental_inputs_header)
4356 (Incremental_inputs_header_write, Incremental_inputs_entry)
4357 (Incremental_inputs_entry_write): Move ...
4358 * incremental.h (Incremental_inputs_header)
4359 (Incremental_inputs_header_write, Incremental_inputs_entry)
4360 (Incremental_inputs_entry_write): here.
4362 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4364 * incremental.cc (make_sized_incremental_binary): Set the target.
4365 Error if it is incompatible.
4366 * output.h (Output_file): Add filename method.
4368 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4370 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4371 from the get_* methods.
4373 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4375 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4376 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4377 Write 0 for the data_offset of scripts.
4379 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4381 * testsuite/Makefile.am: Add the incremental_test.sh test.
4382 * testsuite/incremental_test.sh: New.
4383 * testsuite/incremental_test_1.c: New.
4384 * testsuite/incremental_test_2.c: New.
4386 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4388 * incremental-dump.cc (main): Fix typos.
4390 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4393 * incremental-dump.cc (main): Use llu to print 64 bit values.
4395 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4396 H.J. Lu <hongjiu.lu@intel.com>
4398 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4400 (incremental_dump_LDADD): Likewise.
4401 * Makefile.in: Regenerated.
4403 2009-11-25 Doug Kwan <dougkwan@google.com>
4407 2009-11-25 Doug Kwan <dougkwan@google.com>
4409 * arm.cc (Target_arm::Target_arm): Move method definition
4410 outside of class definition. Add code to handle
4411 --target1-rel, --target1-abs and --target2= options.
4412 (Target_arm::get_reloc_reloc_type): Change method to be
4413 non-static and const.
4414 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4415 New data member declaration.
4416 (Target_arm::Scan::local, Target_arm::Scan::global,
4417 Target_arm::Relocate::relocate,
4418 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4419 Adjust call to Target_arm::get_real_reloc_type.
4420 (Target_arm::get_real_reloc_type): Use command line options
4421 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4422 * options.h (--target1-rel, --target1-abs, --target2): New
4425 2009-11-25 Doug Kwan <dougkwan@google.com>
4427 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4428 class definition. Add code to handle --target1-rel, --target1-abs
4429 and --target2= options.
4430 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4432 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4434 (Target_arm::Scan::local, Target_arm::Scan::global,
4435 Target_arm::Relocate::relocate,
4436 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4437 call to Target_arm::get_real_reloc_type.
4438 (Target_arm::get_real_reloc_type): Use command line options to
4439 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4440 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4443 2009-11-25 Doug Kwan <dougkwan@google.com>
4445 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4446 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4447 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4449 (Arm_relocate_functions::thm_call): Replace body with a call to
4450 Arm_relocate_functions::thumb_branch_common.
4451 (Arm_relocate_functions::thm_jump24,
4452 Arm_relocate_functions::thm_xpc22): New method definitions.
4453 (Arm_relocate_functions::thumb_branch_common): New method definition.
4454 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4456 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4457 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4459 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4461 * Makefile.am: Build incremental-dump
4462 * Makefile.in: Regenerate.
4463 * incremental-dump.cc: New.
4464 * incremental.cc (Incremental_inputs_header_data,
4465 Incremental_inputs_entry_data): Move to incremental.h
4466 * incremental.h: (Incremental_inputs_header_data,
4467 Incremental_inputs_entry_data): Move from incremental.cc
4469 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4471 * incremental.cc (Incremental_inputs_header,
4472 Incremental_inputs_header_write, Incremental_inputs_entry,
4473 Incremental_inputs_entry_write): Add a typedef with the data type.
4475 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4477 * incremental.cc (Incremental_inputs_header,
4478 Incremental_inputs_header_write, Incremental_inputs_entry,
4479 Incremental_inputs_entry_write): Update comment about which
4480 type has the filed descriptions.
4482 2009-11-15 Doug Kwan <dougkwan@google.com>
4484 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4485 (Arm_relocate_functions::arm_branch_common): Change method defintion
4486 in class definition to a method declaration and update list of formal
4488 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4489 Arm_relocation_functions::jump24): Adjust call to
4490 Arm_relocate_functions::arm_branch_common. Update list of formal
4492 (Arm_relocate_functions::xpc25): New method definition.
4493 (Arm_relocate_functions::arm_branch_common): Move method defintion
4494 out from class definition. Use stubs for mode-switching and extending
4496 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4497 specially. Change code to enable use of stubs in ARM branches.
4499 2009-11-10 Doug Kwan <dougkwan@google.com>
4501 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4502 in method declaration.
4503 (Target_arm::relocate_stub): New method declaration.
4504 (Target_arm::default_target): Change to return a pointer instead of
4506 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4507 Target_arm::default_target.
4508 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4510 (Target_arm::relocate_section): Adjust view.
4511 (Target_arm::relocate_stub): New method definition.
4513 2009-11-10 Doug Kwan <dougkwan@google.com>
4515 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4517 * incremental.cc (open_incremental_binary): Initialized local
4518 variables to avoid warnings.
4519 * object.cc (make_elf_object): Ditto.
4520 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4523 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4526 * testsuite/plugin_test.c: Include "config.h".
4528 2009-11-09 Doug Kwan <dougkwan@google.com>
4530 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4531 (arm_symbol_value): Remove.
4532 (Arm_relocate_functions::arm_branch_common,
4533 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4534 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4535 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4536 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4537 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4538 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4539 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4540 Arm_relocate_functions::thm_mobw_abs_nc,
4541 Arm_relocate_functions::thm_mov_abs,
4542 Arm_relocate_functions::movw_prel_nc,
4543 Arm_relocate_functions::thm_movt_abs,
4544 Arm_relocate_functions::movt_prel,
4545 Arm_relocate_functions::thm_movw_prel_nc,
4546 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4547 (Target_arm::Relocate::relocate): Only decompose address into two
4548 parts if relocation type uses the thumb-bit and pass the actual
4549 bit instead of a flag indicating that the thumb-bit is used. Adjust
4550 calls to methods in Arm_relocate_functions for this change.
4552 2009-11-08 Ian Lance Taylor <iant@google.com>
4555 * reloc.cc: Instantiate
4556 Sized_relobj::initialize_input_to_output_maps and
4557 Sized_relobj:free_input_to_output_maps.
4559 2009-11-06 Ian Lance Taylor <iant@google.com>
4562 * defstd.cc (in_segment): Set only_if_ref true for "end".
4564 2009-11-06 Doug Kwan <dougkwan@google.com>
4566 * arm.cc (class Reloc_stub): Correct a comment.
4567 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4568 (Target_arm::scan_section_for_stubs): New method declaration.
4569 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4570 Change methods from private to protected.
4571 (Target_arm::do_may_relax): New method definition.
4572 (Target_arm::do_relax, Target_arm::group_sections,
4573 Target_arm::scan_reloc_for_stub,
4574 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4575 (Target_arm::arm_input_section_map_): New data member declaration.
4576 (Target_arm::scan_reloc_for_stub,
4577 Target_arm::scan_reloc_section_for_stubs,
4578 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4579 Target_arm::do_relax): New method definitions.
4581 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4583 * configure.ac: Check for (struct stat)::st_mtim
4584 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4585 * config.in: Regenerate.
4586 * configure: Regenerate.
4588 2009-11-05 Ian Lance Taylor <iant@google.com>
4591 * output.cc (Output_segment::add_output_section): Add missing
4594 2009-11-04 Ian Lance Taylor <iant@google.com>
4597 * object.h (class Object): Add is_needed and set_is_needed
4598 methods. Add is_needed_ field. Make bool fields into bitfields.
4599 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4600 defined in a dynamic object and referenced by a regular object,
4601 set is_needed for the dynamic object.
4602 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4603 if the file is marked with as_needed and it is not needed.
4605 2009-11-04 Ian Lance Taylor <iant@google.com>
4608 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4609 tags if data is discarded by linker script.
4610 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4611 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4612 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4613 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4615 2009-11-04 Ian Lance Taylor <iant@google.com>
4617 * layout.cc (Layout::get_output_section): Add is_interp and
4618 is_dynamic_linker_section parameters. Change all callers.
4619 (Layout::choose_output_section): Likewise.
4620 (Layout::make_output_section): Likewise.
4621 (Layout::add_output_section_data): Add is_dynamic_linker_section
4622 parameter. Change all callers.
4623 * layout.h (class Layout): Update declarations.
4624 * output.h (class Output_section): Add is_interp, set_is_interp,
4625 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4626 Add is_interp_, is_dynamic_linker_section_ fields. Change
4627 generate_code_fills_at_write_ to a bitfield.
4628 * output.cc (Output_section::Output_sections): Initialize new
4630 (Output_segment::add_output_section): Add do_sort parameter.
4633 2009-11-03 Ian Lance Taylor <iant@google.com>
4636 * options.h (class General_options): Add --warn-common.
4637 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4638 merging two common symbols.
4639 (Symbol_table::should_override): Handle --warn-common when merging
4640 a common symbol with a defined symbol. Use report_resolve_problem
4641 for multiple definitions.
4642 (Symbol_table::report_resolve_problem): New function.
4643 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4645 2009-11-03 Doug Kwan <dougkwan@google.com>
4647 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4649 (Target_arm::stub_factory): New method definition.
4650 (Target_arm::new_arm_input_section,
4651 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4652 Target_arm::reloc_uses_thumb_bit): New method declarations.
4653 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4654 New type definitions.
4655 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4656 member declarations.
4657 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4658 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4659 New method definitions.
4661 2009-11-03 Ian Lance Taylor <iant@google.com>
4663 * options.h (class General_options): Add --warn_constructors.
4665 2009-11-03 Ian Lance Taylor <iant@google.com>
4668 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4669 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4671 2009-11-03 Ian Lance Taylor <iant@google.com>
4674 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4675 --msgid-bugs-address.
4676 (install-pdf): New target.
4677 (install-data_yes): Look up one directory to find mkinstalldirs.
4679 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4681 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4684 2009-10-30 Doug Kwan <dougkwan@google.com>
4686 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4688 2009-10-30 Doug Kwan <dougkwan@google.com>
4690 * arm.cc (Stub_addend_reader): New struct template definition
4691 and partial specializations.
4692 (Stub_addend_reader::operator()): New method definition for a
4693 partially specialized template.
4695 2009-10-30 Doug Kwan <dougkwan@google.com>
4697 * arm.cc (Arm_relobj::processor_specific_flags): New method
4699 (Arm_relobj::do_read_symbols): New method declaration.
4700 (Arm_relobj::processor_specific_flags_): New data member declaration.
4701 (Arm_dynobj): New class definition.
4702 (Target_arm::do_finalize_sections): Add input_objects parameter.
4703 (Target_arm::do_adjust_elf_header): New method declaration.
4704 (Target_arm::are_eabi_versions_compatible,
4705 (Target_arm::merge_processor_specific_flags): New method declaration.
4706 (Target_arm::do_make_elf_object): New overloaded method definitions
4708 (Arm_relobj::do_read_symbols): New method definition.
4709 (Arm_dynobj::do_read_symbols): Ditto.
4710 (Target_arm::do_finalize_sections): Add input_objects parameters.
4711 Merge processor-specific flags from all input objects.
4712 (Target_arm::are_eabi_versions_compatible,
4713 Target_arm::merge_processor_specific_flags,
4714 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4715 New method definitions.
4716 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4717 Input_objects pointer type parameter.
4718 * layout.cc (Layout::finalize): Pass input objects to target's.
4719 finalize_sections function.
4720 * output.cc (Output_file_header::do_sized_write): Set ELF file
4721 header's processor-specific flags.
4722 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4723 Input_objects pointer type parameter.
4724 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4725 * target.h (Input_objects): New forward class declaration.
4726 (Target::processor_specific_flags,
4727 Target::are_processor_specific_flags_sect): New method definitions.
4728 (Target::finalize_sections): Add input_objects parameter.
4729 (Target::Target): Initialize processor_specific_flags_ and
4730 are_processor_specific_flags_set_.
4731 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4733 (Target::set_processor_specific_flags): New method definition.
4734 (Target::processor_specific_flags_,
4735 Target::are_processor_specific_flags_set_): New data member
4737 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4738 Input_objects pointer type parameter.
4740 2009-10-30 Doug Kwan <dougkwan@google.com>
4742 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4744 2009-10-28 Ian Lance Taylor <iant@google.com>
4746 * object.h (class Relobj): Drop options parameter from
4747 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4748 do_scan_relocs, do_relocate. Change all callers.
4749 (class Sized_relobj): Drop options parameters from
4750 do_gc_process_relocs, do_scan_relocs, do_relocate,
4751 do_relocate_sections, relocate_sections, emit_relocs_scan,
4752 emit_relocs_scan_reltype. Change all callers.
4753 (struct Relocate_info): Remove options field and all references to
4755 * reloc.h (class Read_relocs): Remove options constructor
4756 parameter and options_ field. Change all callers.
4757 (class Gc_process_relocs, class Scan_relocs): Likewise.
4758 (class Relocate_task): Likewise.
4759 * target-reloc.h (scan_relocs): Remove options parameter. Change
4761 (scan_relocatable_relocs): Likewise.
4762 * target.h (class Sized_target): Remove options parameter from
4763 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4765 * gc.h (gc_process_relocs): Remove options parameter. Change all
4767 * arm.cc: Update functions to remove options parameters.
4768 * i386.cc: Likewise.
4769 * powerpc.cc: Likewise.
4770 * sparc.cc: Likewise.
4771 * x86_64.cc: Likewise.
4772 * testsuite/testfile.cc: Likewise.
4774 2009-10-28 Doug Kwan <dougkwan@google.com>
4776 * arm.cc (Arm_relobj): New class definition.
4777 (Arm_relobj::scan_sections_for_stubs,
4778 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4779 New method definitions.
4781 2009-10-28 Cary Coutant <ccoutant@google.com>
4783 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4784 (Plugin::cleanup_done_): New member.
4785 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4786 (Plugin_manager::cleanup_done_): Remove.
4787 (Plugin_manager::add_input_file): Edit error message.
4788 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4789 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4791 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4793 * fileread.cc: (File_read::View::~View): Use the new
4794 data_ownership_ filed.
4795 (File_read::~File_read): Dispose the new whole_file_view_.
4796 (File_read::open): Mmap the whole file if needed.
4797 (File_read::open): Use whole_file_view_ instead of contents_.
4798 (File_read::find_view): Use whole_file_view_ if applicable.
4799 (File_read::do_read): Use whole_file_view_ instead of contents_.
4800 (File_read::make_view): Use whole_file_view_ instead of contents_,
4801 update File_read::View::View call.
4802 (File_read::find_or_make_view): Update File_read::View::View
4804 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4806 (File_read::View::Data_ownership): New enum.
4807 (File_read::View::View): Replace bool mapped_ with Data_ownership
4809 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4810 (File_read::View::data_ownership_): New field.
4811 (File_read::contents_): Remove (replaced by whole_file_view_).
4812 (File_read::whole_file_view_): New field.
4813 * options.h (class General_options): Add --keep-files-mapped.
4815 2009-10-27 Cary Coutant <ccoutant@google.com>
4817 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4818 * testsuite/Makefile.am (plugin_test_5): New test case.
4819 * testsuite/Makefile.in: Regenerate.
4821 2009-10-25 Doug Kwan <dougkwan@google.com>
4823 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4824 from private to protected to allow access by child class.
4825 (Sized_relobj::do_relocate_sections): New method declaration.
4826 (Sized_relobj::relocate_sections): Virtualize.
4827 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4828 Sized_relobj::relocate_sections. Instantiate template explicitly
4829 for different target sizes and endianity.
4831 2009-10-24 Doug Kwan <dougkwan@google.com>
4833 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4834 (Arm_input_section::as_arm_input_section): New method.
4835 (Arm_output_section): New class definition.
4836 (Arm_output_section::create_stub_group,
4837 Arm_output_section::group_sections): New method definitions.
4839 2009-10-22 Doug Kwan <dougkwan@google.com>
4841 * arm.cc (Arm_input_section): New class definition.
4842 (Arm_input_section::init, Arm_input_section:do_write,
4843 Arm_input_section::set_final_data_size,
4844 Arm_input_section::do_reset_address_and_file_offset): New method
4847 2009-10-21 Doug Kwan <dougkwan@google.com>
4849 * arm.cc (Stub_table, Arm_input_section): New forward class
4851 (Stub_table): New class defintion.
4852 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4853 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4854 New method definition.
4856 2009-10-21 Doug Kwan <dougkwan@google.com>
4858 * arm.cc: Update copyright comments.
4859 (Target_arm): New forward class template declaration.
4860 (Arm_address): New type.
4861 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4862 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4863 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4865 (Insn_template): Same.
4866 (DEF_STUBS): New macro.
4867 (Stub_type): New enum type.
4868 (Stub_template): New class definition.
4871 (Stub_factory): Same.
4872 (Target_arm::Target_arm): Initialize may_use_blx_ and
4873 should_force_pic_veneer_.
4874 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4875 Target_arm::should_force_pic_veneer,
4876 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4877 Target_arm::using_thumb_only, Target_arm:;default_target): New
4879 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4880 New data member declarations.
4881 (Insn_template::size, Insn_template::alignment): New method defintions.
4882 (Stub_template::Stub_template): New method definition.
4883 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4884 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4885 (Stub_factory::Stub_factory): New method definition.
4886 * gold.h (string_hash): New template.
4887 * output.h (Input_section_specifier::hash_value): Use
4889 (Input_section_specifier::string_hash): Remove.
4890 * stringpool.cc (Stringpool_template::string_hash): Use
4893 2009-10-20 Doug Kwan <dougkwan@google.com>
4895 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4896 symbols of relaxed input sections.
4897 * output.h (Output_section::find_relaxed_input_section): Make
4900 2009-10-16 Doug Kwan <dougkwan@google.com>
4902 * dynobj.cc (Versions::Versions): Initialize version_script_.
4903 Only insert base version symbol definition for a shared object
4904 if version script defines any version versions.
4905 (Versions::define_base_version): New method definition.
4906 (Versions::add_def): Check that base version is not needed.
4907 (Versions::add_need): Define base version lazily.
4908 * dynobj.h (Versions::define_base_version): New method declaration.
4909 (Versions::needs_base_version_): New data member declaration.
4910 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4911 (check_DATA): Add no_version_test.stdout.
4912 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4914 * testsuite/Makefile.in: Regenerate.
4915 * testsuite/no_version_test.c: New file.
4916 * testsuite/no_version_test.sh: Ditto.
4918 2009-10-16 Doug Kwan <dougkwan@google.com>
4920 * expression.cc (class Segment_start_expression): New class definition.
4921 (Segment_start_expression::value): New method definition.
4922 (script_exp_function_segment_start): Return a new
4923 Segment_start_expression.
4924 * gold/script-c.h (script_saw_segment_start_expression): New function
4926 * script-sections.cc (Script_sections::Script_sections): Initialize
4927 SAW_SEGMENT_START_EXPRESSION_ to false.
4928 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4929 and -Tbbs options to specify section addresses if given in
4930 command line and no SEGMENT_START expression is seen in a script.
4931 * script-sections.h (Script_sections::saw_segment_start_expression,
4932 Script_sections::set_saw_segment_start_expression): New method
4934 (Script_sections::saw_segment_start_expression_): New data member
4936 * script.cc (script_saw_segment_start_expression): New function.
4937 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4938 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4939 script_test_7.sh and script_test_8.sh.
4940 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4941 script_test_8.stdout.
4942 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4943 (script_test_6, script_test_6.stdout, script_test_7,
4944 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4945 * Makefile.in: Regenerate.
4946 * testsuite/script_test_6.sh: New file.
4947 * testsuite/script_test_6.t: Same.
4948 * testsuite/script_test_7.sh: Same.
4949 * testsuite/script_test_7.t: Same.
4950 * testsuite/script_test_8.sh: Same.
4952 2009-10-16 Doug Kwan <dougkwan@google.com>
4954 * output.cc (Output_segment::set_section_list_address): Cast
4955 expressions to unsigned long long type to avoid format warnings.
4957 2009-10-15 Ian Lance Taylor <iant@google.com>
4959 * script.cc (Script_options::add_symbol_assignment): Always add a
4960 dot assignment to script_sections_.
4961 * script-sections.cc (Script_sections::add_dot_assignment):
4962 Initialize if necessary.
4964 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4965 program headers with no load segment if there is a linker script.
4967 * layout.cc (Layout::set_segment_offsets): Align the file offset
4968 to the segment aligment for -N or -n with no load segment.
4969 * output.cc (Output_segment::add_output_section): Don't crash if
4970 the first section is a TLS section.
4971 (Output_segment::set_section_list_addresses): Print an error
4972 message if the address moves backward in a linker script.
4973 * script-sections.cc
4974 (Output_section_element_input::set_section_addresses): Don't
4975 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4976 (Orphan_output_section::set_section_addresses): Likewise.
4978 2009-10-15 Doug Kwan <dougkwan@google.com>
4980 * layout.cc (Layout::finish_dynamic_section): Generate tags
4981 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4982 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4983 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4985 2009-10-14 Ian Lance Taylor <iant@google.com>
4987 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4989 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4990 data_shdr fields of relinfo.
4991 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4992 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4993 R_386_TLS_LDO_32, adjust based on section flags.
4994 (Target_i386::Relocate::fix_up_ldo): Remove.
4996 2009-10-13 Ian Lance Taylor <iant@google.com>
4998 Add support for -pie.
4999 * options.h (class General_options): Add -pie and
5001 (General_options::output_is_position_independent): Test -pie.
5002 (General_options::output_is_executable): Return true if not shared
5003 and not relocatable.
5004 (General_options::output_is_pie): Remove.
5005 * options.cc (General_options::finalize): Reject incompatible uses
5007 * gold.cc (queue_middle_tasks): A -pie link is not static.
5008 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5009 * symtab.cc (Symbol::final_value_is_known): Return false if
5010 output_is_position_independent.
5011 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5012 output_is_position_independent.
5013 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5014 output_is_position_independent.
5015 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5016 output_is_position_independent.
5017 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5019 (basic_pie_test.o, basic_pie_test): New targets.
5020 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5021 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5022 (two_file_pie_test): New target.
5023 * testsuite/Makefile.in: Rebuild.
5024 * README: Remove note saying that -pie is not supported.
5026 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5028 * options.h (class General_options): Add -init and -fini.
5029 * layout.cc (Layout::finish_dynamic_section): Emit
5030 given init and fini functions.
5032 2009-10-13 Sriraman Tallam <tmsriram@google.com>
5034 * gc.h (gc_process_relocs): Check if icf is enabled using new
5036 * gold.cc (queue_initial_tasks): Likewise.
5037 (queue_middle_tasks): Likewise.
5038 * object.cc (do_layout): Likewise.
5039 * symtab.cc (is_section_folded): Likewise.
5040 * main.cc (main): Likewise.
5041 * reloc.cc (Read_relocs::run): Likewise.
5042 (Sized_relobj::do_scan_relocs): Likewise.
5043 * icf.cc (is_function_ctor_or_dtor): New function.
5044 (Icf::find_identical_sections): Check if function is ctor or dtor when
5046 * options.h (General_options::icf): Change option to be an enum.
5047 (Icf_status): New enum.
5048 (icf_enabled): New method.
5049 (icf_safe_folding): New method.
5050 (set_icf_status): New method.
5051 (icf_status_): New variable.
5052 * (options.cc) (General_options::finalize): Set icf_status_.
5053 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5054 icf_test and icf_keep_unique_test to use the --icf enum flag.
5055 * testsuite/icf_safe_test.sh: New file.
5056 * testsuite/icf_safe_test.cc: New file.
5058 2009-10-12 Sriraman Tallam <tmsriram@google.com>
5060 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5061 includes to gc.h and icf.h.
5062 * arm.cc: Include gc.h.
5063 * gold.cc: Likewise.
5064 * i386.cc: Likewise.
5065 * powerpc.cc: Likewise.
5066 * sparc.cc: Likewise.
5067 * x86_64.cc: Likewise.
5068 * gc.h: Include icf.h.
5070 2009-10-11 Ian Lance Taylor <iant@google.com>
5072 * plugin.cc: Include "gold.h" before other header files.
5074 2009-10-10 Chris Demetriou <cgd@google.com>
5076 * options.h (Input_file_argument::Input_file_type): New enum.
5077 (Input_file_argument::is_lib_): Replace with...
5078 (Input_file_argument::type_): New member.
5079 (Input_file_argument::Input_file_argument): Take Input_file_type
5080 'type' rather than boolean 'is_lib' as second argument.
5081 (Input_file_argument::is_lib): Use type_.
5082 (Input_file_argument::is_searched_file): New function.
5083 (Input_file_argument::may_need_search): Handle is_searched_file.
5084 * options.cc (General_options::parse_library): Support -l:filename.
5085 (General_options::parse_just_symbols): Update for Input_file_argument
5087 (Command_line::process): Likewise.
5088 * archive.cc (Archive::get_file_and_offset): Likewise.
5089 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5090 * script.cc (read_script_file, script_add_file): Likewise.
5091 * fileread.cc (Input_file::Input_file): Likewise.
5092 (Input_file::will_search_for): Handle is_searched_file.
5093 (Input_file::open): Likewise.
5094 * readsyms.cc (Read_symbols::get_name): Likewise.
5095 * testsuite/Makefile.am (searched_file_test): New test.
5096 * testsuite/Makefile.in: Regenerate.
5097 * testsuite/searched_file_test.cc: New file.
5098 * testsuite/searched_file_test_lib.cc: New file.
5100 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5101 Ian Lance Taylor <iant@google.com>
5103 * descriptor.cc: Include <cstdio> and "binary-io.h".
5104 (Descriptors::open): Open the files in binary mode always.
5105 * script.cc (Lex::get_token): Treat \r as whitespace.
5107 2009-10-09 Ian Lance Taylor <iant@google.com>
5109 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5111 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5112 Ian Lance Taylor <iant@google.com>
5114 * configure.ac: Check for readv function also.
5115 * fileread.cc (readv): Define if not HAVE_READV.
5116 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5118 * config.in: Regenerate.
5119 * configure: Regenerate.
5121 2009-10-09 Doug Kwan <dougkwan@google.com>
5123 * layout.cc (Layout::make_output_section): Call target hook to make
5124 ordinary output section.
5125 (Layout::finalize): Adjust parameter list of call the
5126 Target::may_relax().
5127 * layout.h (class Layout::section_list): New method.
5128 * merge.h (Output_merge_base::entsize): Change visibility to public.
5129 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5131 (Output_merge_string::do_is_string): New method.
5132 * object.cc (Sized_relobj::do_setup): renamed from
5133 Sized_relobj::set_up.
5134 * object.h (Sized_relobj::adjust_shndx,
5135 Sized_relobj::initializ_input_to_output_maps,
5136 Sized_relobj::free_input_to_output_maps): Change visibilities to
5138 (Sized_relobj::setup): Virtualize.
5139 (Sized_relobj::do_setup): New method declaration.
5140 (Sized_relobj::invalidate_section_offset,
5141 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5142 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5143 * options.cc (parse_int): New function.
5144 * options.h (parse_int): New declaration.
5145 (DEFINE_int): New macro.
5146 (stub_group_size): New option.
5147 * output.cc (Output_section::Output_section): Initialize memebers
5148 merge_section_map_, merge_section_by_properties_map_,
5149 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5150 (Output_section::add_input_section): Handled deferred code-fill
5151 generation and remove an old comment.
5152 (Output_section::add_relaxed_input_section): New method definition.
5153 (Output_section::add_merge_input_section): Use merge section by
5154 properties map to speed to search. Update merge section maps
5156 (Output_section::build_relaxation_map): New method definition.
5157 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5159 (Output_section::relax_input_section): Renamed to
5160 Output_section::convert_input_sections_to_relaxed_sections and change
5161 interface to take a vector of pointers to relaxed sections.
5162 (Output_section::find_merge_section,
5163 Output_section::find_relaxed_input_section): New method definitions.
5164 (Output_section::is_input_address_mapped,
5165 Output_section::output_offset, Output_section::output_address):
5166 Use output section data maps to speed up searching.
5167 (Output_section::find_starting_output_address): Add comments.
5168 (Output_section::do_write,
5169 Output_section::write_to_postprocessing_buffer): Do code-fill
5170 generation as appropriate.
5171 (Output_section::get_input_sections): Invalidate relaxed input section
5173 (Output_section::restore_states): Adjust type of checkpoint .
5174 Invalidate relaxed input section map.
5175 * output.h (Output_merge_base): New class declaration.
5176 (Input_section_specifier): New class defintion.
5177 (class Output_relaxed_input_section) Change base class to
5178 Output_section_data_build.
5179 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5180 base class initializer.
5181 (Output_section::add_relaxed_input_section): New method declaration.
5182 (Output_section::Input_section): Change visibility to protected.
5183 (Output_section::Input_section::relobj,
5184 Output_section::Input_section::shndx): Handle relaxed input sections.
5185 Output_section::input_sections) Change visibility to protected. Also
5186 define overload to return a non-const pointer.
5187 (Output_section::Merge_section_properties): New class defintion.
5188 (Output_section::Merge_section_by_properties_map,
5189 Output_section::Output_section_data_by_input_section_map,
5190 Output_section::Relaxation_map): New types.
5191 (Output_section::relax_input_section): Rename method to
5192 Output_section::convert_input_sections_to_relaxed_sections and change
5193 interface to take a vector of relaxed section pointers.
5194 (Output_section::find_merge_section,
5195 Output_section::find_relaxed_input_section,
5196 Output_section::build_relaxation_map,
5197 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5198 New method declarations.
5199 (Output_section::merge_section_map_
5200 Output_section::merge_section_by_properties_map_,
5201 Output_section::relaxed_input_section_map_,
5202 Output_section::is_relaxed_input_section_map_valid_,
5203 Output_section::generate_code_fills_at_write_): New data members.
5204 * script-sections.cc
5205 (Output_section_element_input::set_section_addresses): Call
5206 current_data_size and addralign methods of relaxed input sections.
5207 (Orphan_output_section::set_section_addresses): Call current_data_size
5208 and addralign methods of relaxed input sections.
5209 * symtab.cc (Symbol_table::compute_final_value): Extract template
5210 from the body of Symbol_table::sized_finalize_symbol.
5211 (Symbol_table::sized_finalized_symbol): Call
5212 Symbol_table::compute_final_value.
5213 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5214 (Symbol_table::compute_final_value): New templated method declaration.
5215 * target.cc (Target::do_make_output_section): New method defintion.
5216 * target.h (Target::make_output_section): New method declaration.
5217 (Target::relax): Add more parameters for input objects, symbol table
5218 and layout. Adjust call to do_relax.
5219 (Target::do_make_output_section): New method declaration.
5220 (Target::do_relax): Add parameters for input objects, symbol table
5223 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5225 * pread.c: Include stdio.h.
5227 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5229 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5232 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5234 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5235 Change read_shndx type to unsigned int.
5236 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5238 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5239 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5240 Change read_shndx type to unsigned int.
5241 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5243 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5244 * layout.cc (Layout::create_symtab_sections): Cast the result of
5245 local_symcount * symsize to off_t in the gold_assert.
5247 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5249 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5250 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5252 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5253 (Arm_relocate_functions::thm_abs5): New function.
5254 (Arm_relocate_functions::abs12): New function.
5255 (Arm_relocate_functions::abs16): New function.
5256 (Arm_relocate_functions::base_abs): New function.
5257 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5258 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5259 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5261 (Scan::global): Likewise.
5262 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5263 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5264 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5265 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5268 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5270 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5271 (Arm_relocate_functions::movt_prel): New function.
5272 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5273 (Arm_relocate_functions::thm_movt_prel): New function.
5274 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5275 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5276 (Scan::global, Relocate::relocate): Likewise.
5277 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5279 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5281 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5282 Incremental_checker.
5283 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5285 (class Incremental_inputs_header): New class.
5286 (Incremental_inputs_header_writer): Edit comment.
5287 (Incremental_inputs_entry): New class.
5288 (Incremental_inputs_entry_writer): Edit comment.
5289 (Sized_incremental_binary::do_find_incremental_inputs_section):
5290 Add *strtab_shndx parameter, fill it.
5291 (Sized_incremental_binary::do_check_inputs): New method.
5292 (Incremental_checker::can_incrementally_link_output_file): Use
5293 Sized_incremental_binary::check_inputs.
5294 (Incremental_inputs::report_command_line): Save command line in
5297 (Incremental_binary::find_incremental_inputs_section): New
5299 (Incremental_binary::do_find_incremental_inputs_section): Add
5300 strtab_shndx parameter.
5301 (Incremental_binary::do_check_inputs): New pure virtual method.
5302 (Sized_incremental_binary::do_check_inputs): Declare.
5303 (Incremental_checker::Incremental_checker): Add incremental_inputs
5304 parameter, use it to initialize incremental_inputs_.
5305 (Incremental_checker::incremental_inputs_): New field.
5306 (Incremental_checker::command_line): New method.
5307 (Incremental_checker::inputs): New method.
5308 (Incremental_checker::command_line_): New field.
5310 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5312 * incremental.cc: Include <cstdarg> and "target-select.h".
5313 (vexplain_no_incremental): New function.
5314 (explain_no_incremental): New function.
5315 (Incremental_binary::error): New method.
5316 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5318 (make_sized_incremental_binary): New function.
5319 (open_incremental_binary): New function.
5320 (can_incrementally_link_file): Add checks if output is ELF and has
5322 * incremental.h: Include "elfcpp_file.h" and "output.h".
5323 (Incremental_binary): New class.
5324 (Sized_incremental_binary): New class.
5325 (open_incremental_binary): Declare.
5326 * object.cc (is_elf_object): Use
5327 elfcpp::Elf_recognizer::is_elf_file.
5328 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5329 * output.h (Output_file::filesize): New method.
5331 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5333 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5335 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5336 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5338 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5340 (Arm_relocate_functions::movw_abs_nc): New function.
5341 (Arm_relocate_functions::movt_abs): New function.
5342 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5343 (Arm_relocate_functions::thm_movt_abs): New function.
5344 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5345 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5346 (Scan::global): Likewise.
5347 (Relocate::relocate): Likewise.
5348 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5350 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5352 * arm.cc (Arm_relocate_functions::got_prel) New function.
5353 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5354 (Relocate::relocate): Likewise.
5355 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5357 2009-10-06 Ian Lance Taylor <iant@google.com>
5359 * options.h (class General_options): Define
5360 split_stack_adjust_size parameter.
5361 * object.h (class Object): Add uses_split_stack_ and
5362 has_no_split_stack_ fields. Add uses_split_stack and
5363 has_no_split_stack accessor functions. Declare
5364 handle_split_stack_section.
5365 (class Reloc_symbol_changes): Define.
5366 (class Sized_relobj): Define Function_offsets. Declare
5367 split_stack_adjust, split_stack_adjust_reltype, and
5369 * object.cc (Object::handle_split_stack_section): New function.
5370 (Sized_relobj::do_layout): Call handle_split_stack_section.
5371 * dynobj.cc (Sized_dynobj::do_layout): Call
5372 handle_split_stack_section.
5373 * reloc.cc (Sized_relobj::relocate_sections): Call
5374 split_stack_adjust for executable sections in split_stack
5375 objects. Pass reloc_map to relocate_section.
5376 (Sized_relobj::split_stack_adjust): New function.
5377 (Sized_relobj::split_stack_adjust_reltype): New function.
5378 (Sized_relobj::find_functions): New function.
5379 * target-reloc.h: Include "object.h".
5380 (relocate_section): Add reloc_symbol_changes parameter. Change
5382 * target.h (class Target): Add calls_non_split method. Declare
5383 do_calls_non_split virtual method. Declare match_view and
5385 * target.cc: Include "elfcpp.h".
5386 (Target::do_calls_non_split): New function.
5387 (Target::match_view): New function.
5388 (Target::set_view_to_nop): New function.
5389 * gold.cc (queue_middle_tasks): Give an error if mixing
5390 split-stack and non-split-stack objects with -r.
5391 * i386.cc (Target_i386::relocate_section): Add
5392 reloc_symbol_changes parameter.
5393 (Target_i386::do_calls_non_split): New function.
5394 * x86_64.cc (Target_x86_64::relocate_section): Add
5395 reloc_symbol_changes parameter.
5396 (Target_x86_64::do_calls_non_split): New function.
5397 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5399 * powerpc.cc (Target_powerpc::relocate_section): Add
5400 reloc_symbol_changes parameter.
5401 * sparc.cc (Target_sparc::relocate_section): Add
5402 reloc_symbol_changes parameter.
5403 * configure.ac: Call AM_CONDITIONAL for the default target.
5404 * configure: Rebuild.
5405 * testsuite/Makefile.am (TEST_AS): New variable.
5406 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5407 (check_DATA): Add split_i386 and split_x86_64 files.
5408 (SPLIT_DEFSYMS): Define.
5409 (split_i386_[1234n].o): New targets.
5410 (split_i386_[124]): New targets.
5411 (split_i386_[1234r].stdout): New targets.
5412 (split_x86_64_[1234n].o): New targets.
5413 (split_x86_64_[124]): New targets.
5414 (split_x86_64_[1234r].stdout): New targets.
5415 (MOSTLYCLEANFILES): Add new executables.
5416 * testsuite/split_i386.sh: New file.
5417 * testsuite/split_x86_64.sh: New file.
5418 * testsuite/split_i386_1.s: New file.
5419 * testsuite/split_i386_2.s: New file.
5420 * testsuite/split_i386_3.s: New file.
5421 * testsuite/split_i386_4.s: New file.
5422 * testsuite/split_i386_n.s: New file.
5423 * testsuite/split_x86_64_1.s: New file.
5424 * testsuite/split_x86_64_2.s: New file.
5425 * testsuite/split_x86_64_3.s: New file.
5426 * testsuite/split_x86_64_4.s: New file.
5427 * testsuite/split_x86_64_n.s: New file.
5428 * testsuite/testfile.cc (Target_test): Update relocation_section
5430 * testsuite/Makefile.in: Rebuild.
5432 2009-10-06 Ian Lance Taylor <iant@google.com>
5434 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5435 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5436 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5437 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5438 the address on ldo_addrs_.
5439 (Target_i386::Relocate::fix_up_ldo): New function.
5441 2009-10-06 Rafael Espindola <espindola@google.com>
5443 * plugin.cc (add_input_library): New.
5444 (Plugin::load): Add add_input_library to tv.
5445 (Plugin_manager::add_input_file): Add the is_lib argument.
5446 (add_input_file): Update call to Plugin_manager::add_input_file.
5447 (add_input_library): New.
5448 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5450 2009-09-30 Doug Kwan <dougkwan@google.com>
5452 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5453 symbol and call Symbol::may_need_copy_reloc to determine if
5454 a copy reloc is needed.
5455 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5456 nocopyreloc is given in command line.
5457 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5458 given in command line.
5459 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5460 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5461 of the removed Target_i386::may_need_copy_reloc.
5462 * options.h (copyreloc): New option with default value false.
5463 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5464 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5465 instead of the removed Target_powerpc::may_need_copy_reloc.
5466 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5467 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5468 instead of the removed Target_sparc::may_need_copy_reloc.
5469 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5470 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5471 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5472 instead of the removed Target_x86_64::may_need_copy_reloc.
5474 2009-09-30 Ian Lance Taylor <iant@google.com>
5476 * object.h (class Object): Remove target_ field, and target,
5477 sized_target, and set_target methods.
5478 (Object::sized_target): Remove.
5479 (class Sized_relobj): Update declarations. Remove sized_target.
5480 * object.cc (Sized_relobj::setup): Remove target parameter.
5482 (Input_objects::add_object): Don't do anything with the target.
5483 (make_elf_sized_object): Add punconfigured parameter. Change all
5484 callers. Set or test parameter target.
5485 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5487 * parameters.cc (Parameters::set_target): Change parameter type to
5489 (Parameters::default_target): Remove.
5490 (set_parameters_target): Change parameter type to be non-const.
5491 (parameters_force_valid_target): New function.
5492 (parameters_clear_target): New function.
5493 * parameters.h (class Parameters): Update declarations. Remove
5494 default_target method. Add sized_target and clear_target
5495 methods. Change target_ to be non-const.
5496 (set_parameters_target): Update declaration.
5497 (parameters_force_valid_target): Declare.
5498 (parameters_clear_target): Declare.
5499 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5500 as NULL if we aren't searching.
5501 (Add_symbols::run): Don't check for compatible target.
5502 * fileread.cc (Input_file::open_binary): Call
5503 parameters_force_valid_target.
5504 * gold.cc (queue_middle_tasks): Likewise.
5505 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5506 set_target on object.
5507 * dynobj.h (class Sized_dynobj): Update declarations.
5508 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5509 make_elf_object returns NULL.
5510 (Archive::include_member): Don't check whether object target is
5512 * output.cc (Output_section::add_input_section): Get target from
5514 (Output_section::relax_input_section): Likewise.
5515 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5517 (Sized_relobj::do_scan_relocs): Likewise.
5518 (Sized_relobj::relocate_sections): Likewise.
5519 * resolve.cc (Symbol_table::resolve): Likewise.
5520 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5521 parameter. Change all callers.
5522 (Symbol_table::add_from_object): Get target from parameters.
5523 (Symbol_table::add_from_relobj): Don't check object target.
5524 (Symbol_table::add_from_dynobj): Likewise.
5525 (Symbol_table::define_special_symbol): Get target from
5527 * symtab.h (class Symbol_table): Update declaration.
5528 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5529 parameter. Change all callers. Clear parameter target.
5530 (Binary_test): Test target here.
5531 * testsuite/object_unittest.cc (gold_testsuite): Remove
5532 target_test_pointer parameter. Change all callers.
5533 (Object_test): Test target here.
5535 2009-09-26 Ian Lance Taylor <iant@google.com>
5537 * testsuite/initpri1.c: Don't try to use constructor priorities if
5538 compiling with gcc before 4.3.
5540 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5542 * testsuite/retain_symbols_file_test.sh (check_present): Change
5543 output file name to retain_symbols_file_test.stdout.
5544 (check_absent): Likewise.
5546 2009-09-18 Craig Silverstein <csilvers@google.com>
5548 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5549 * options.cc: Include <cerrno> and <fstream>.
5550 (General_options::finalize): Parse -retain-symbols-file tag.
5551 * options.h: New flag.
5552 (General_options): New method should_retain_symbol, new
5553 variable symbols_to_retain.
5554 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5555 should_retain_symbol map.
5556 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5557 * testsuite/Makefile.in: Regenerate.
5558 * testsuite/retain_symbols_file_test.sh: New file.
5560 2009-09-18 Nick Clifton <nickc@redhat.com>
5562 * po/es.po: Updated Spanish translation.
5564 2009-09-17 Doug Kwan <dougkwan@google.com>
5566 * debug.h (DEBUG_RELAXATION): New constant.
5567 (DEBUG_ALL): Add DEBUG_RELAXATION.
5568 (debug_string_to_enum): Add relaxation debug option.
5570 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5571 Layout::Relaxation_debug_check::read_sections,
5572 Layout::Relaxation_debug_check::read_sections): New method definitions.
5573 (Layout::Layout): Initialize data members
5574 record_output_section_data_from_scrips_,
5575 script_output_section_data_list_ and relaxation_debug_check_.
5576 (Layout::save_segments, Layout::restore_segments,
5577 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5578 Layout::relaxation_loop_body): New method definitions.
5579 (Layout::finalize): Support relaxation. Move section layout code to
5580 Layout::relaxation_loop_body.
5581 (Layout::set_asection_address_from_script): Move code for orphan
5582 section placement out.
5583 (Layout::place_orphan_sections_in_script): New method definition.
5584 * layout.h (Output_segment_headers, Output_file_header):
5585 New forward class declarations.
5586 (Layout::~Layout): Define.
5587 (Layout::new_output_section_data_from_script): New method definition.
5588 (Layout::place_orphan_sections_in_script): New method declaration.
5589 (Layout::Segment_states): New type declaration.
5590 (Layout::save_segments, Layout::restore_segments,
5591 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5592 Layout::relaxation_loop_body): New method declarations.
5593 (Layout::Output_section_data_list): New type declaration.
5594 (Layout::Relaxation_debug_check): New class definition.
5595 (Layout::record_output_section_data_from_script_,
5596 Layout::script_output_section_data_list_, Layout::segment_states_,
5597 Layout::relaxation_debug_check_): New data members.
5598 * output.cc: (Output_section_headers::do_size): New method definition.
5599 (Output_section_headers::Output_section_headers): Move size
5600 computation to Output_section_headers::do_size.
5601 (Output_segment_headers::do_size): New method definition.
5602 (Output_file_header::Output_file_header): Move size computation to
5603 Output_file_header::do_size and call it.
5604 (Output_file_header::do_size): New method definition.
5605 (Output_data_group::Output_data_group): Adjust call to
5606 Output_section_data.
5607 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5608 (Output_symtab_xindex::do_write): Add array bound check.
5609 (Output_section::Input_section::print_to_mapfile): Handle
5610 RELAXED_INPUT_SECTION_CODE.
5611 (Output_section::Output_section): Initialize data member checkpoint_.
5612 (Output_section::~Output_section): Delete checkpoint object pointed
5614 (Output_section::add_input_section): Always add an Input_section if
5616 (Output_section::add_merge_input_section): Add assert.
5617 (Output_section::relax_input_section): New method definition.
5618 (Output_section::set_final_data_size): Set load address to zero for
5619 an unallocated section.
5620 (Output_section::do_address_and_file_offset_have_reset_values):
5621 New method definition.
5622 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5623 Handle relaxed input section.
5624 (Output_section::sort_attached_input_sections): Checkpoint input
5625 section list lazily.
5626 (Output_section::get_input_sections): Change type of input_sections to
5627 list of Simple_input_section pointers. Checkpoint input section list
5628 lazily. Also handle relaxed input sections.
5629 (Output_section::add_input_section_for_script): Take a reference to
5630 a Simple_input_section object instead of Relobj pointer and section
5631 index as parameter. Handle relaxed input sections.
5632 (Output_section::save_states, Output_section::restore_states): New
5634 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5635 (Output_data::is_data_size_fixed): New method definition.
5636 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5638 (Output_data::address_and_file_offset_have_reset_values): New method
5640 (Output_data::do_address_and_file_offset_have_reset_values): New method
5642 (Output_data::set_data_size): Check that data size is not fixed.
5643 (Output_data::fix_data_size): New method definition.
5644 (Output_data::is_data_size_fixed_): New data member.
5645 (Output_section_headers::set_final_data_size): New method definition.
5646 (Output_section_headers::do_size): New method declaration.
5647 (Output_segment_headers::set_final_data_size): New method definition.
5648 (Output_segment_headers::do_size): New method declaration.
5649 (Output_file_header::set_final_data_size)::New method definition.
5650 (Output_file_header::do_size)::New method declaration.
5651 (Output_section_data::Output_section_data): Add new parameter
5652 is_data_size_fixed and use it to fix data size.
5653 (Output_data_const::Output_data_const): Adjust call to base class
5654 constructor and fix data size.
5655 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5656 base class constructor and fix data size.
5657 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5658 base class constructor and fix data size.
5659 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5660 class constructor and fix data size.
5661 (Output_data_group::set_final_data_size): New method definition.
5662 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5663 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5664 class constructor and fix data size.
5665 (Output_relaxed_input_section): New class definition.
5666 (Output_section::Simple_input_section): New class definition.
5667 (Output_section::get_input_sections): Adjust parameter list.
5668 (Output_section::add_input_section_for_script): Same.
5669 (Output_section::save_states, Output_section::restore_states,
5670 Output_section::do_address_and_file_offset_have_reset_values,
5671 (Output_section::Input_section::Input_section): Handle
5672 RELAXED_INPUT_SECTION_CODE. Add new overload for
5673 Output_relaxed_input_section.
5674 (Output_section::Input_section::is_input_section,
5675 Output_section::Input_section::set_output_section): Handle relaxed
5677 (Output_section::Input_section::is_relaxed_input_section,
5678 Output_section::Input_section::output_section_data,
5679 Output_section::Input_section::relaxed_input_section): New method
5681 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5683 (Output_section::Input_section::u1_): Update comments.
5684 (Output_section::Input_section::u2_): Add new union member poris.
5685 (Output_section::Checkpoint_output_section): New classs definition.
5686 (Output_section::relax_input_section): New method declaration.
5687 (Output_section::checkpoint_): New data member.
5688 (Output_segment): Update comments.
5689 (Output_segment::Output_segment): Un-privatize copy constructor.
5690 (Output_segment::operator=): Un-privatize.
5691 * script-sections.cc (Output_section_element::Input_section_list):
5692 Change element type to Output_section::Simple_input_section.
5693 (Output_section_element_dot_assignment::set_section_addresses):
5694 Register output section data for relaxation clean up.
5695 (Output_data_exression::Output_data_expression): Adjust call to base
5696 constructor to fix data size.
5697 (Output_section_element_data::set_section_addresses): Register
5698 Output_data_expression object for relaxation clean up.
5699 (struct Input_section_info): Replace Relobj pointer and section index
5700 pair with Output_section::Simple_input_section and Convert struct to a
5702 (Input_section_sorter::operator()): Adjust access to
5703 Input_section_info data member to use accessors.
5704 (Output_section_element_input::set_section_addresses): Use layout
5705 parameter. Adjust code to use Output_section::Simple_input_section
5706 and Input_secction_info classes. Register filler for relaxation
5708 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5709 and section index pair with Output_section::Simple_input_section
5710 class. Adjust code accordingly.
5711 (Phdrs_element::release_segment): New method definition.
5712 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5714 (Script_sections::release_segments): New method definition.
5715 * gold/script-sections.h (Script_sections::release_segments): New
5717 * gold/target.h (Target::may_relax, Target::relax,
5718 Target::do_may_relax, Target::do_relax): New method definitions.
5720 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5722 * arm.cc (has_signed_unsigned_overflow): New function.
5723 (Arm_relocate_functions::abs8): New function.
5724 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5725 (Target_arm::Scan::global): Likewise.
5726 (Target_arm::relocate::relocate): Likewise.
5727 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5730 2009-09-16 Cary Coutant <ccoutant@google.com>
5732 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5733 * testsuite/Makefile.in: Regenerate.
5735 2009-09-11 Nick Clifton <nickc@redhat.com>
5737 * po/gold.pot: Updated by the Translation project.
5739 2009-09-08 Cary Coutant <ccoutant@google.com>
5741 * output.cc (Output_file::open): Add execute permission to empty file.
5742 * testsuite/Makefile.am (permission_test): New test.
5743 * testsuite/Makefile.in: Regenerate.
5745 2009-09-02 Ian Lance Taylor <iant@google.com>
5747 * output.cc (Output_file::resize): Call map_no_anonymous rather
5750 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5752 * gold.cc: Include "incremental.h".
5753 (queue_initial_tasks): Call Incremental_checker methods.
5754 * incremental.cc: Include "output.h".
5755 (Incremental_checker::can_incrementally_link_output_file): New
5757 * incremental.h (Incremental_checker): New class.
5759 * output.cc (Output_file::open_for_modification): New method.
5760 (Output_file::map_anonymous): Changed return type to bool. Record
5762 (Output_file::map_no_anonymous): New method, broken out of map.
5763 (Output_file::map): Use map_no_anonymous and map_anonymous.
5764 * output.h (class Output_file): Update declarations.
5766 2009-08-24 Cary Coutant <ccoutant@google.com>
5768 * options.h (Command_line::Pre_options): New class.
5769 (Command_line::pre_options): New member.
5770 * options.cc (gold::options::ready_to_register): New variable.
5771 (One_option::register_option): Do nothing if not registering options.
5772 Assert if same short option registered twice.
5773 (General_options::General_options): Turn off option registration when
5775 (Command_line::Pre_options::Pre_options): New constructor.
5777 2009-08-24 Cary Coutant <ccoutant@google.com>
5779 * options.h (General_options::no_keep_memory): Remove incorrect
5782 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5784 * Makefile.am (am__skiplex, am__skipyacc): New.
5785 * Makefile.in: Regenerate.
5787 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5789 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5790 (INCLUDES): ... this.
5791 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5792 (AM_CPPFLAGS): Renamed from ...
5793 (INCLUDE): ... this.
5794 * Makefile.in, testsuite/Makefile.in: Regenerate.
5796 * Makefile.in: Regenerate.
5797 * aclocal.m4: Likewise.
5798 * config.in: Likewise.
5799 * configure: Likewise.
5800 * testsuite/Makefile.in: Likewise.
5802 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5803 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5804 * Makefile.in: Regenerate.
5805 * testsuite/Makefile.in: Regenerate.
5807 2009-08-19 Cary Coutant <ccoutant@google.com>
5809 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5810 symbols in shared libraries overridden by hidden or internal symbols
5811 in the main program.
5813 2009-08-19 Chris Demetriou <cgd@google.com>
5815 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5816 checking source file names in error messages.
5818 2009-08-18 Doug Kwan <dougkwan@google.com>
5820 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5821 an elcpp::Ehdr as parameter. Adjust call to set_target.
5822 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5823 an elfcpp::Ehdr as parameter.
5824 * object.cc (Object::set_target): Remove the version that looks up
5825 a target and sets it.
5826 (Sized_relobj::setup): Take a Target object instead of
5827 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5828 (make_elf_sized_object): Find target and ask target to
5830 * object.h: (Object::set_target): Remove the version that looks up
5831 a target and sets it.
5832 (Sized_relobj::setup): Take a Target object instead of
5833 an elfcpp:Ehdr as parameter.
5834 * target.cc: Include dynobj.h.
5835 (Target::do_make_elf_object_implementation): New.
5836 (Target::do_make_elf_object): New.
5837 * target.h (Target::make_elf_object): New template declaration.
5838 (Target::do_make_elf_object): New method declarations.
5839 (Target::do_make_elf_object_implementation): New template declaration.
5841 2009-08-14 Ian Lance Taylor <iant@google.com>
5843 * gold.h (FUNCTION_NAME): Define.
5844 (gold_unreachable): Use FUNCTION_NAME.
5846 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5848 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5849 symbol in the --keep-unique list is not found.
5851 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5853 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5854 been maked as --keep-unique.
5855 (Icf::unfold_section): New function.
5856 * icf.h (Icf::unfold_section): New function.
5857 * options.h (General_options::keep_unique): New option.
5858 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5859 * testsuite/Makefile.in: Regenerate.
5860 * testsuite/icf_keep_unique_test.sh: New file.
5861 * testsuite/icf_keep_unique_test.cc: New file.
5863 2009-08-12 Cary Coutant <ccoutant@google.com>
5866 * resolve.cc (Symbol_table::resolve): Check for references from
5867 dynamic objects to hidden and internal symbols.
5868 * testsuite/Makefile.am (hidden_test.sh): New test.
5869 * testsuite/Makefile.in: Regenerate.
5870 * testsuite/hidden_test.sh: New script.
5871 * testsuite/hidden_test_1.c: New test source.
5872 * testsuite/hidden_test_main.c: New test source.
5874 2009-08-11 Doug Kwan <dougkwan@google.com>
5876 * arm.cc: Update comments.
5877 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5878 segment to locate the .ARM.exidx section if present.
5880 2009-08-09 Doug Kwan <dougkwan@google.com>
5882 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5885 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5886 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5889 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5891 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5892 valid tls_segment only for non-debug-section relocations.
5893 * testsuite/Makefile.am: Add gc_tls_test.
5894 * testsuite/Makefile.in: Regenerate.
5895 * testsuite/gc_tls_test.cc: New file.
5896 * testsuite/gc_tls_test.sh: New file.
5898 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5902 * Makefile.am (CCFILES): Add icf.cc.
5904 * Makefile.in: Regenerate.
5905 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5906 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5907 section, symbol and addend information for the relocs.
5908 * gold.cc (queue_middle_tasks): Call identical code folding.
5909 * gold.h: Add defines for multimap.
5910 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5911 to the call of finalize_local_symbols.
5912 * main.cc (main): Create object of class Icf.
5913 * object.cc (Sized_relobj::do_layout): Allow this function to be
5914 called twice during icf.
5915 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5916 to sections marked as identical by icf.
5917 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5919 (Sized_relobj::do_section_entsize): New function.
5920 * object.h (Object::section_entsize): New function.
5921 (Object::do_section_entsize): New pure virtual function.
5922 (Relobj::finalize_local_symbols): Add new parameter.
5923 (Relobj::do_section_entsize): New function.
5924 * options.h (General_options::icf): New option.
5925 (General_options::icf_iterations): New option.
5926 (General_options::print_icf_sections): New option.
5927 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5928 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5929 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5931 * symtab.cc (Symbol_table::is_section_folded): New function.
5932 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5933 to sections marked as identical by icf.
5934 * symtab.h (Symbol_table::set_icf): New function.
5935 (Symbol_table::icf): New function.
5936 (Symbol_table::is_section_folded): New function.
5937 (Symbol_table::icf_): New data member.
5938 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5939 * testsuite/Makefile.am: Add commands to build icf_test.
5940 * testsuite/Makefile.in: Regenerate.
5941 * testsuite/icf_test.sh: New file.
5942 * testsuite/icf_test.cc: New file.
5944 2009-07-24 Chris Demetriou <cgd@google.com>
5946 * layout.cc (is_compressible_debug_section): Fix incorrect
5947 comment about compressed section names.
5949 2009-07-20 Ian Lance Taylor <ian@airs.com>
5952 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5954 2009-07-16 Ian Lance Taylor <iant@google.com>
5957 * layout.h: #include <map>.
5958 (class Kept_section): Change from struct to class. Add accessors
5959 and setters. Add section size to Comdat_group mapping. Change
5960 Comdat_group to std::map. Add is_comdat_ field. Add
5961 linkonce_size field in union.
5962 (class Layout): Update declaration of find_or_add_kept_section.
5963 Don't declare find_kept_object.
5964 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5965 parameter. Add object, shndx, is_comdat, and is_group_name
5966 parameters. Change all callers. Adjust for new Kept_section.
5967 (Layout::find_kept_object): Remove.
5968 * object.cc (Sized_relobj::include_section_group): Update use of
5969 Kept_section. Rename secnum to shndx. Only record
5970 Kept_comdat_section if sections are the same size.
5971 (Sized_relobj::include_linkonce_section): Update use of
5972 Kept_section. Only record Kept_comdat_section if sections are the
5973 same size. Set size of linkonce section.
5974 (Sized_relobj::map_to_kept_section): Update call to
5975 get_kept_comdat_section.
5976 * object.h (class Sized_relobj): Rename fields in
5977 Kept_comdat_section to drop trailing underscores; change object
5978 field to Relobj*. Change Kept_comdat_section_table to store
5979 struct rather than pointer.
5980 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5981 Add kept_object and kept_shndx parameters. Change all callers.
5982 (Sized_relobj::get_kept_comdat_section): Change return type to
5983 bool. Add kept_object and kept_shndx parameters. Change all
5985 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5986 Layout::find_or_add_kept_section.
5988 2009-07-09 Ian Lance Taylor <iant@google.com>
5990 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5991 Reserve space in the hash table.
5993 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5995 * fileread.cc (File_read::get_mtime): New method.
5996 * fileread.h (Timespec): New structure.
5997 (File_read::get_mtime): New method.
5998 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5999 Renamed from timestamp_nsec.
6000 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6002 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
6004 (Incremental_inputs::report_archive): Save mtime; style fix.
6005 (Incremental_inputs::report_obejct): Save mtime; style fix.
6006 (Incremental_inputs::report_script): Save mtime; style fix.
6007 (Incremental_inputs::finalize_inputs): Style fix.
6008 (Incremental_inputs::finalize): Style fix.
6009 (Incremental_inputs::create_input_section_data): Store inputs
6011 * incremental.h (Incremental_inputs::report_script): Add mtime
6013 (Incremental_inputs::Input_info::Input_info): Intialize only one
6015 (Incremental_inputs::Input_info::archive): Move to nameless
6017 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6018 (Incremental_inputs::Input_info::script): Move to nameless union.
6019 (Incremental_inputs::mtime): New field.
6020 * script.cc (read_input_script): Pass file mtime to
6022 * script.h (Script_info::inputs): Style fix.
6024 2009-07-01 Ian Lance Taylor <ian@airs.com>
6026 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6029 2009-06-24 Ian Lance Taylor <iant@google.com>
6032 * layout.cc (Layout::choose_output_section): If we find an
6033 existing section, update the flags.
6034 (Layout::create_notes): New function, broken out of
6036 (Layout::finalize): Don't create note sections.
6037 (Layout::create_note): Don't crash if linker script discards
6039 (Layout::create_gold_note): Likewise.
6040 (Layout::create_build_id): Likewise. Don't set
6041 after_input_sections on the section.
6042 (Layout::create_executable_stack_info): Remove target parameter.
6044 * layout.h (class Layout): Declare create_notes. Update
6045 declaration of create_executable_stack_info.
6046 * gold.cc (queue_middle_tasks): Call create_notes.
6047 * output.cc (Output_section::update_flags_for_input_section): Move
6048 here from output.h. If SHF_ALLOC flag is newly set, mark address
6050 * output.h (Output_data::mark_address_invalid): New function.
6051 (class Output_section): Only declare, not define,
6052 update_flags_for_input_section. Remove set_flags.
6054 2009-06-24 Ian Lance Taylor <iant@google.com>
6056 * script-sections.cc (Output_section_definition::
6057 set_section_addresses): Rename shadowing local load_address to
6060 2009-06-24 Ian Lance Taylor <iant@google.com>
6063 * reloc.cc (relocate_sections): Skip empty relocation sections.
6065 2009-06-23 Ian Lance Taylor <iant@google.com>
6068 * layout.cc (Layout::create_note): Use choose_output_section
6069 rather than make_output_section.
6071 2009-06-23 Ian Lance Taylor <iant@google.com>
6074 * options.cc (General_options::parse_V): Set printed_version_.
6075 (General_options::General_options): Initialize printed_version_.
6076 * options.h (class General_options): Add printed_version_ field.
6077 * gold.cc (queue_initial_tasks): If there are no input files,
6078 don't give a fatal error if we printed the version information.
6079 (queue_middle_tasks): If using -r with a shared object, give a
6080 fatal error rather than an ordinary error.
6082 2009-06-23 Ian Lance Taylor <iant@google.com>
6085 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6086 (Layout::make_output_section): Set have_stabstr_section_ if we see
6087 a .stab*str section.
6088 (Layout::finalize): Call link_stabs_sections.
6089 (Layout::link_stabs_sections): New file.
6090 * layout.h (class Layout): Add have_stabstr_section_ field.
6091 Declare link_stabs_sections.
6093 2009-06-23 Doug Kwan <dougkwan@google.com>
6095 * Makefile.am (libgold_a_LIBADD): New.
6096 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6097 * Makefile.in: Regenerate.
6098 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6099 * configure: Regenerate.
6100 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6101 * fileread.cc: Include sys/state.h
6102 * gold.h: Declare memmem and strndup if found missing.
6103 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6105 2009-06-23 Ian Lance Taylor <iant@google.com>
6107 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6108 * configure: Rebuild.
6110 2009-06-23 Ian Lance Taylor <iant@google.com>
6113 * object.cc (Object::section_contents): Don't try to get a view if
6114 the section has length zero.
6115 (Object::handle_gnu_warning_section): If the section is empty, use
6116 the name of the section as the warning.
6118 2009-06-23 Ian Lance Taylor <iant@google.com>
6121 * stringpool.h (class Stringpool_template): Add optimize_ field.
6122 (Stringpool_template::set_optimize): New function.
6123 * stringpool.cc (Stringpool_template::Stringpool_template):
6124 Initialize optimize_ field.
6125 (Stringpool_template::set_string_offsets): Test local optimize
6126 fild rather than parameter.
6127 * layout.cc (Layout::Layout): Call set_optimize on the section
6130 2009-06-22 Ian Lance Taylor <iant@google.com>
6133 * yyscript.y: Parse TARGET.
6134 * script.cc (script_set_target): New function.
6135 * script-c.h (script_set_target): Declare.
6136 * options.cc (General_options::string_to_object_format): Rename
6137 from string_to_object_format in anonymous namespace. Change
6139 * options.h (class General_options): Declare
6140 string_to_object_format.
6142 2009-06-22 Ian Lance Taylor <iant@google.com>
6144 * script-sections.cc (Script_sections::create_segments): Don't put
6145 program headers in a PT_LOAD segment if -n or -N.
6147 2009-06-22 Ian Lance Taylor <iant@google.com>
6150 * options.h (class General_options): Add -z lazy and -z now. Sort
6151 -z options into alphabetical order.
6152 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6154 2009-06-21 Ian Lance Taylor <iant@google.com>
6156 * layout.cc (Layout::make_output_section): Call
6157 Target::new_output_section.
6158 (Layout::attach_allocated_section_to_segment): Put large section
6159 sections in a separate load segment with the large segment flag
6161 (Layout::segment_precedes): Sort large data segments after other
6163 (align_file_offset): New static function.
6164 (Layout::set_segment_offsets): Use align_file_offset.
6165 * output.h (class Output_section): Add is_small_section_ and
6166 is_large_section_ fields.
6167 (Output_section::is_small_section): New function.
6168 (Output_section::set_is_small_section): New function.
6169 (Output_section::is_large_section): New function.
6170 (Output_section::set_is_large_section): New function.
6171 (Output_section::is_large_data_section): New function.
6172 (class Output_segment): Add is_large_data_segment_ field.
6173 (Output_segment::is_large_data_segment): New function.
6174 (Output_segment::set_is_large_data_segment): New function.
6175 * output.cc (Output_section::Output_section): Initialize new
6177 (Output_segment::Output_segment): Likewise.
6178 (Output_segment::add_output_section): Add assertion that large
6179 data sections always go in large data segments. Force small data
6180 sections to the end of the list of data sections. Force small BSS
6181 sections to the start of the list of BSS sections. For large BSS
6182 sections to the end of the list of BSS sections.
6183 * symtab.h (class Symbol): Declare is_common_shndx.
6184 (Symbol::is_defined): Check Symbol::is_common_shndx.
6185 (Symbol::is_common): Likewise.
6186 (class Symbol_table): Define enum Commons_section_type. Update
6187 declarations. Add small_commons_ and large_commons_ fields.
6188 * symtab.cc (Symbol::is_common_shndx): New function.
6189 (Symbol_table::Symbol_table): Initialize new fields.
6190 (Symbol_table::add_from_object): Put small and large common
6191 symbols in the right list.
6192 (Symbol_table::sized_finalized_symbol): Check
6193 Symbol::is_common_shndx.
6194 (Symbol_table::sized_write_globals): Likewise.
6195 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6196 common symbol lists. Don't call do_allocate_commons_list if the
6198 (Symbol_table::do_allocate_commons_list): Remove is_tls
6199 parameter. Add comons_section_type parameter. Change all
6200 callers. Handle small and large common symbols.
6201 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6202 Symbol::is_common_shndx.
6203 * resolve.cc (symbol_to_bits): Likewise.
6204 * target.h (Target::small_common_shndx): New function.
6205 (Target::small_common_section_flags): New function.
6206 (Target::large_common_shndx): New function.
6207 (Target::large_common_section_flags): New function.
6208 (Target::new_output_section): New function.
6209 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6210 small_common_section_flags, and large_common_section_flags
6212 (Target::do_new_output_section): New virtual function.
6213 * arm.cc (Target_arm::arm_info): Initialize new fields.
6214 * i386.cc (Target_i386::i386_info): Likewise.
6215 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6217 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6218 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6219 (Target_x86_64::do_new_output_section): New function.
6220 * configure.ac: Define conditional MCMODEL_MEDIUM.
6221 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6222 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6223 (large_LDFLAGS): Define.
6224 * testsuite/large.c: New file.
6225 * testsuite/testfile.cc (Target_test::test_target_info):
6226 Initialize new fields.
6227 * configure, testsuite/Makefile.in: Rebuild.
6229 2009-06-05 Doug Kwan <dougkwan@google.com>
6231 * Makefile.am (CCFILES): Add target.cc.
6232 * Makefile.in: Regenerate.
6233 * i386.cc (class Target_i386): Define new virtual method to
6234 override do_is_local_label_name in parent.
6235 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6236 local symbols if --discard-locals or -X is given.
6237 * options.h (class General_options): Declare new options
6238 '--discard-locals' and '-X' for discarding locals.
6239 * target.h (class Target): Define new methods is_local_label_name.
6240 Declare new virtual method do_is_local_label_name.
6241 * target.cc: New file.
6242 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6243 (check_SCRIPTS): Add discard_locals_test.sh.
6244 (check_DATA): Add discard_local_tests.syms.
6245 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6246 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6247 * testsuite/Makefile.in: Regenerate.
6248 * testsuite/discard_locals_test.c: New file.
6249 * testsuite/discard_locals_test.sh: Same.
6251 2009-06-05 Doug Kwan <dougkwan@google.com>
6253 * object.cc (Sized_relobj::Sized_relobj): Initialize
6254 discarded_eh_frame_shndx_ to -1U.
6255 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6257 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6258 a discarded .eh_frame section.
6259 (Sized_relobj::do_finalize_local_symbols): Ditto.
6260 * object.h (class Sized_relobj): Declare new member
6261 discarded_eh_frame_shndx_.
6262 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6263 (local_labels_test.o, local_labels_test): New rules.
6264 * testsuite/Makefile.in: Regenerate.
6266 2009-06-04 Doug Kwan <dougkwan@google.com>
6268 * layout.cc (Layout::section_name_mapping): Add mapping for
6269 special ARM sections.
6271 2009-06-03 Doug Kwan <dougkwan@google.com>
6273 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6274 (utils::has_overflow): Same.
6276 2009-06-03 Ian Lance Taylor <iant@google.com>
6278 * layout.cc (Layout::section_name_mapping): New array, replacing
6279 Layout::linkonce_mapping.
6280 (Layout::section_name_mapping_count): New variable, replacing
6281 Layout::linkonce_mapping_count.
6282 (Layout::linkonce_output_name): Remove.
6283 (Layout::output_section_name): Rewrite.
6284 * layout.h (class Layout): Rename Linkonce_mapping to
6285 Section_name_mapping, linkonce_mapping to section_name_mapping,
6286 linkonce_mapping_count to section_name_mapping_count. Don't
6287 declare linkonce_output_name.
6289 2009-06-03 Doug Kwan <dougkwan@google.com>
6291 * gold/arm.cc (namespace utils): New.
6292 (Target_arm::reloc_is_non_pic): Define new method.
6293 (class Arm_relocate_functions): New.
6294 (Target_arm::Relocate::relocate): Handle relocation types used by
6297 2009-06-03 Ian Lance Taylor <iant@google.com>
6299 * arm.cc (Target_arm::scan::global): Use || instead of |.
6301 2009-06-02 Doug Kwan <dougkwan@google.com>
6303 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6304 issued_non_pic_error_.
6305 (class Target_arm::Scan): Declare new method check_non_pic.
6306 Define new method symbol_needs_plt_entry.
6307 Declare new data member issued_non_pic_error_.
6308 (class Target_arm::Relocate): Declare new method
6309 should_apply_static_reloc.
6310 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6311 (Target_arm::Scan::check_non_pic): Define new method.
6312 (Target_arm::Scan::local): Handle a small subset of reloc types used
6314 (Target_arm::Scan::local): Same.
6315 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6317 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6319 * incremental.cc (Incremental_inputs::report_command_line): Filter
6320 out --incremental-* options.
6322 2009-05-29 Doug Kwan <dougkwan@google.com>
6324 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6326 (class Target_arm): Update comment.
6327 (Target_arm::Target_arm): Initialize new data members GOT_,
6328 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6329 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6330 and Target_arm::rel_dyn_section.
6331 Declare new_enum Target_arm::Got_type.
6332 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6334 Update commments for member do_dynsym_value.
6335 (Target_arm::got_size, Target_arm::plt_section,
6336 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6337 new methods inside class defintion.
6338 (Target_arm::got_section): Define new method.
6339 (Target_arm::rel_dyn_section): Same.
6340 (Output_data_plt_arm): New template class.
6341 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6342 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6343 (Output_data_plt_arm::add_entry): Same.
6344 (Output_data_plt_arm::first_plt_entry): Define new
6345 static data member for PLT instruction template.
6346 (Output_data_plt_arm::plt_entry): Same.
6347 (Output_data_plt_arm::do_write): Define new method.
6348 (Target_arm::make_plt_entry): Same.
6349 (Target_arm::do_finalize_sections): Same.
6350 (Target_arm::do_dynsym_value): Same.
6352 2009-05-28 Doug Kwan <dougkwan@google.com>
6354 * Makefile.am (TARGETSOURCES): Add arm.cc.
6355 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6356 * Makefile.in: Regenerate.
6358 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6360 2009-05-26 Doug Kwan <dougkwan@google.com>
6362 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6363 (General_options::check_excluded_libs): Strip off directories in
6364 archive name before matching like GNU ld does.
6365 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6366 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6367 (exclude_libs_test_LDFLAGS): Add linker option
6368 -Wl,--exclude-libs,libexclude_libs_test_3
6369 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6370 an explicit archive without using -l.
6371 (alt/libexclude_libs_test_3.a): New make rule.
6372 * testsuite/Makefile.in: Regenerate.
6373 * testsuite/exclude_libs_test.c : Declare lib3_default().
6375 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6376 * exclude_libs_test_3.c: New file.
6378 2009-05-26 Nick Clifton <nickc@redhat.com>
6380 * po/id.po: New Indonesian translation.
6381 * po/gold.pot: Updated template file.
6383 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6385 * testsuite/Makefile.am: Add -ffunction-sections to compile
6386 gc_comdat_test files. Add -Wl,--gc-sections to build
6388 * testsuite/Makefile.in: Regenerate.
6389 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6391 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6393 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6394 kept comdat section was garbage collected.
6395 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6396 * testsuite/Makefile.in: Regenerate.
6397 * testsuite/gc_comdat_test.sh: New file.
6398 * testsuite/gc_comdat_test_1.cc: New file.
6399 * testsuite/gc_comdat_test_2.cc: New file.
6401 2009-05-19 Doug Kwan <dougkwan@google.com>
6403 * archive.cc (Archive::Archive): Move constructor from archive.h
6404 to here. Initialize no_export_.
6405 (Archive::get_elf_object_for_member): Set no_export flag of object.
6406 * archive.h (Archive::Archive): Move constructor body to
6408 (Archive::no_export): New method.
6409 (Archive::no_export_): New field.
6410 * object.h (Object::Object): Initialize no_export_ to false.
6411 (Object::no_export, Object::set_no_export): New methods.
6412 (Object::no_export_): New field.
6413 * options.cc (General_options::parse_exclude_libs): New method.
6414 (General_options::check_excluded_libs) Same.
6415 * options.h (exclude_libs): New option.
6416 (General_options::check_excluded_libs): New method declaration.
6417 (General_options::excluded_libs_): New field.
6418 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6419 default or protected visibility if an object has no-export flag set.
6420 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6421 (check_SCRIPTS): Add exclude_libs_test.sh.
6422 (check_DATA): Add exclude_libs_test.syms.
6423 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6424 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6425 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6426 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6427 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6428 libexclude_libs_test_2.a): New rules.
6429 * testsuite/Makefile.in: Regenerate.
6430 * testsuite/exclude_libs_test.c: New file.
6431 * testsuite/exclude_libs_test.sh: Ditto.
6432 * testsuite/exclude_libs_test_1.c: Ditto.
6433 * testsuite/exclude_libs_test_2.c: Ditto.
6435 2009-05-15 Ian Lance Taylor <iant@google.com>
6437 * configure.ac: Check for declarations for cases where libiberty.h
6438 checks HAVE_DECL_xxx.
6439 * configure, config.in: Rebuild.
6441 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6443 * gold.h (Incremental_argument_list): Remove (invalid) forward
6445 * incremental.cc (Incremental_inputs::report_achive): New method.
6446 (Incremental_inputs::report_object): New method.
6447 (Incremental_inputs::report_script): New method.
6448 (Incremental_inputs::finalize_inputs): New method.
6449 (Incremental_inputs::finalize): Call finalize_inputs().
6450 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6451 Create inputs entries.
6452 * incremental.h (Incremental_input_type): New enum.
6453 (Incremental_inputs::Incremental_input): Initialize new fields.
6454 (Incremental_inputs::report_inputs): New method.
6455 (Incremental_inputs::report_achive): New method.
6456 (Incremental_inputs::report_object): New method.
6457 (Incremental_inputs::report_script): New method.
6458 (Incremental_inputs::finalize_inputs): New method.
6459 (Incremental_inputs::Input_info): New struct.
6460 (Incremental_inputs::Input_info_map): New typedef.
6461 (Incremental_inputs::lock_): New field.
6462 (Incremental_inputs::Inputs_): New field.
6463 (Incremental_inputs::Inputs_map): New field.
6464 * main.cc (main): Call Incremental_input::report_inputs.
6465 * options.h (Input_argument_list): Typedef moved from
6467 (Input_file_group::Files): Remove, use ::Input_argument_list.
6468 (Input_file_group::Input_argument_list): Remove, use
6469 ::Input_argument_list.
6470 * plugin.cc (Plugin_manager::add_input_file): Add error in
6472 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6474 * script.cc (read_input_script): Call
6475 Incremental_input::report_script.
6476 * script.h (Script_info): New class.
6478 2009-04-27 Ian Lance Taylor <iant@google.com>
6480 * x86_64.cc (do_adjust_output_section): Set entsize to
6483 2009-04-23 Elliott Hughes <enh@google.com>
6485 * output.cc (Output_file::close): After short writes, continue
6486 writing from the correct offset in the buffer being written.
6488 2009-04-23 Chris Demetriou <cgd@google.com>
6490 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6491 * configure: Regenerate.
6492 * config.in: Regenerate.
6493 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6494 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6496 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6498 * incremental.cc (Incremental_inputs_header_data): Renamed from
6499 Incremental_input_header_data.
6500 (Incremental_inputs_header_data::data_size): New field.
6501 (Incremental_inputs_header_data::put_input_file_count): Renamed
6502 from input_file_count.
6503 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6504 from command_line_offset.
6505 (Incremental_inputs_header_data::put_reserved): Renamed from
6507 (Incremental_inputs_entry_data): Renamed from
6508 Incremental_input_entry_data.
6509 (Incremental_inputs_entry_data::data_size): New field.
6510 (Incremental_inputs::report_command_line): New method.
6511 (Incremental_inputs::finalize): New method.
6512 (Incremental_inputs::create_incremental_inputs_data): New method.
6513 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6514 * incremental.h: New file.
6515 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6516 (Layout::finalize): Create incremental inputs section in
6518 (Layout::create_incremental_info_sections): New method.
6519 * layout.h (Layout::incremental_inputs): New method.
6520 (Layout::create_incremental_info_sections): New method.
6521 (Layout::incremental_inputs_): New field.
6522 * main.cc (main): Notify Incremental_input of the command line.
6524 2009-04-01 Ian Lance Taylor <iant@google.com>
6525 Mikolaj Zalewski <mikolajz@google.com>
6527 * gold.h (reserve_unordered_map): Define, three versions, one for
6528 each version of Unordered_map.
6529 * layout.cc (Layout::Layout): Remove options parameter. Add
6530 number_of_input_files parameter. Don't initialize options_.
6531 Initialize number_of_input_files_ and resized_signatures_. Move
6532 sections_are_attached_.
6533 (Layout::layout_group): Reserve space for group_signatures_.
6534 (Layout::find_or_add_kept_section): Change name parameter to be a
6535 reference. Resize signatures_ map when it gets large enough.
6536 (Layout::layout_eh_frame): Use parameters->options() instead of
6538 (Layout::make_output_section): Likewise.
6539 (Layout::attach_allocated_section_to_segment): Likewise.
6540 (Layout::finalize, Layout::create_executable_stack): Likewise.
6541 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6542 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6543 * layout.h (class Layout): Update declarations. Remove options_
6544 field. Add number_of_input_files_ and resized_signatures_
6545 fields. Move sections_are_attached_ field.
6546 * main.cc (main): Pass number of input files to Layout
6547 constructor. Don't pass options.
6549 2009-03-30 Ian Lance Taylor <iant@google.com>
6551 * ffsll.c (ffsll): Correct implementation.
6553 2009-03-27 Ian Lance Taylor <iant@google.com>
6555 * ffsll.c: New file.
6556 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6557 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6558 * ftruncate.c (ftruncate): Declare before definition.
6559 * mremap.c (mremap): Likewise.
6560 * pread.c (pread): Likewise.
6561 * configure, Makefile.in, config.in: Rebuild.
6563 * mremap.c: New file.
6564 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6565 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6566 (mremap): Declare if HAVE_MREMAP is not defined.
6567 * configure, Makefile.in, config.in: Rebuild.
6569 2009-03-27 Cary Coutant <ccoutant@google.com>
6571 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6572 position independent.
6573 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6574 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6576 2009-03-24 Cary Coutant <ccoutant@google.com>
6578 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6580 (needs_dynamic_reloc): Likewise.
6582 2009-03-24 Ian Lance Taylor <iant@google.com>
6584 * yyscript.y (file_cmd): Recognize EXTERN.
6585 (extern_name_list, extern_name_list_body): New nonterminals.
6586 * script.cc (script_add_extern): Define.
6587 * script-c.h (script_add_extern): Declare.
6589 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6591 * object.cc (is_elf_object): Define.
6592 * object.h (is_elf_object): Declare.
6593 * archive.cc (Archive::get_elf_object_for_member): Call
6595 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6597 2009-03-24 Elliott Hughes <enh@google.com>
6599 * output.cc (Output_file::map_anonymous): Define.
6600 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6601 try an anonymous one. Report the size if the mmap fails.
6602 * output.h (class Output_file): Declare map_anonymous.
6604 2009-03-24 Ian Lance Taylor <iant@google.com>
6606 * target-select.cc (instantiate_target): Don't acquire the lock if
6607 the instantiated_target_ field has already been set.
6609 2009-03-23 Ian Lance Taylor <iant@google.com>
6611 * gold-threads.h (class Initialize_lock): Define.
6612 * gold-threads.cc (class Initialize_lock_once): Define.
6613 (initialize_lock_control): New static variable.
6614 (initialize_lock_pointer): New static variable.
6615 (initialize_lock_once): New static function.
6616 (Initialize_lock::Initialize_lock): Define.
6617 (Initialize_lock::initialize): Define.
6618 * target-select.h: Include "gold-threads.h".
6619 (class Target_selector): Add lock_ and initialize_lock_ fields.
6620 Don't define instantiate_target, just declare it.
6621 * target-select.cc (Target_selector::Target_selector): Initialize
6623 (Target_selector::instantiate_target): Define.
6624 * descriptors.h: Include "gold-threads.h".
6625 (class Descriptors): Add initialize_lock_ field.
6626 * descriptors.cc (Descriptors::Descriptors): Initialize new
6628 (Descriptors::open): Use initialize_lock_ field
6629 * errors.h (class Errors): Add initialize_lock_ field.
6630 * errors.cc (Errors::Errors): Initialize new field.
6631 (Errors::initialize_lock): Use initialize_lock_ field.
6632 * powerpc.cc (class Target_selector_powerpc): Remove
6633 instantiated_target_ field. In do_recognize call
6634 instantiate_target rather than do_instantiate_target. In
6635 do_instantiate_target just allocate a new target.
6636 * sparc.cc (class Target_selector_sparc): Likewise.
6638 * freebsd.h: New file.
6639 * i386.cc: Include "freebsd.h".
6640 (Target_i386): Derive from Target_freebsd rather than
6642 (Target_selector_i386): Derive from Target_selector_freebsd rather
6643 than Target_selector.
6644 * x86_64.cc: Include "freebsd.h".
6645 (Target_x86_64): Derive from Target_freebsd rather than
6647 (Target_selector_x86_64): Derive from Target_selector_freebsd
6648 rather than Target_selector.
6649 * target.h (class Target): Add adjust_elf_header and
6650 do_adjust_elf_header.
6651 * output.cc (Output_file_header:: do_sized_write): Call target
6652 adjust_elf_header routine.
6653 * configure.tgt: Set targ_osabi.
6654 * configure.ac: Define GOLD_DEFAULT_OSABI.
6655 * parameters.cc (Parameters::default_target): Pass
6656 GOLD_DEFAULT_OSABI to select_target.
6657 * target-select.h (class Target_selector): Make instantiate_target
6658 protected rather than private.
6659 * Makefile.am (HFILES): Add freebsd.h.
6660 * configure, Makefile.in, config.in: Rebuild.
6662 * merge.cc (do_add_input_section): Correct pend value. Change
6663 message about last entry not being null terminated from error to
6666 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6668 * incremental.cc: New file.
6669 * Makefile.am (CCFILES): Add incremental.cc.
6670 * Makefile.in: Rebuild.
6672 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6674 * layout.cc (Layout::output_section_name): Preserve names
6675 of '.note.' sections.
6677 2009-03-19 Ian Lance Taylor <iant@google.com>
6679 * descriptors.cc (Descriptors::open): Check that the options are
6680 valid before using them.
6682 2009-03-18 Ian Lance Taylor <iant@google.com>
6684 * script-sections.h: Include <list>.
6685 (class Script_sections): Change Sections_elements from std::vector
6686 to std::list. Typedef public Elements_iterator. Add
6687 orphan_section_placement_, data_segment_align_start_, and
6688 saw_data_segment_align_ fields. Remove data_segment_align_index_
6690 * script-sections.cc (class Orphan_section_placement): New class.
6691 (class Sections_element): Add virtual functions is_relro and
6692 orphan_section_init. Remove virtual function place_orphan_here.
6693 (class Output_section_definition): Add is_relro and
6694 orphan_section_init. Remove place_orphan_here.
6695 (class Orphan_output_section): Likewise.
6696 (Script_sections::Script_sections): Update for field changes.
6697 (Script_sections::data_segment_align): Set saw_data_segment_align_
6698 and data_segment_align_start_, not data_segment_align_index.
6699 (Script_sections::data_segment_relro_end): Check
6700 saw_data_segment_align_. Use data_segment_align_start_ rather
6701 than data_segment_align_index_.
6702 (Script_sections::place_orphan): Rewrite to use
6703 Orphan_section_placement.
6705 2009-03-17 Ian Lance Taylor <iant@google.com>
6707 * archive.cc (Archive::add_symbols): Check for a version attached
6708 to the symbol name in the archive map.
6709 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6710 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6711 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6712 (ver_test_11.a): New target.
6713 * testsuite/Makefile.in: Rebuild.
6715 * configure.ac: Check for chsize and posix_fallocate. Replace
6717 * ftruncate.c: New file, from gnulib.
6718 * output.cc (posix_fallocate): Define dummy version if not
6719 HAVE_POSIX_FALLOCATE.
6720 (Output_file::map): Call posix_fallocate rather than lseek and
6722 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6723 * configure, Makefile.in, config.in: Rebuild.
6725 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6727 * layout.h (Layout::create_note): Add section_name parameter.
6728 * layout.cc (Layout::create_note): Likewise.
6729 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6731 2009-03-17 Ian Lance Taylor <iant@google.com>
6733 * descriptors.cc: Include "options.h".
6734 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6735 (Descriptors::open): Always use O_CLOEXEC when opening a new
6736 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6737 then set FD_CLOEXEC.
6739 * sparc.cc (class Target_sparc): Add has_got_section.
6740 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6741 make sure we have a GOT section.
6743 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6744 (Target_sparc::Scan::local): Likewise.
6745 (Target_sparc::Scan::global): Likewise.
6746 (Target_sparc::Relocate::relocate): Likewise.
6747 (Target_sparc::Relocate::relocate_tls): Likewise.
6749 * symtab.cc (Symbol_table::define_default_version): New function,
6750 broken out of add_from_object.
6751 (Symbol_table::add_from_object): Call define_default_version.
6752 (Symbol_table::define_special_symbol): Add resolve_oldsym
6753 parameter. Change all callers. If the version for a symbol comes
6754 from a version script, resolve it with the symbol with the same
6755 name with no version. Also add the symbol without a version if
6757 (do_define_in_output_data): If resolving with oldsym, don't delete
6759 (do_define_in_output_segment): Likewise.
6760 (do_define_as_constant): Likewise.
6761 * symtab.h (class Symbol_table): Update declarations.
6763 2009-03-13 Ian Lance Taylor <iant@google.com>
6765 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6766 (Read_symbols::requeue): New function.
6767 (Read_symbols::do_read_symbols): If make_elf_object fails because
6768 the target type is not configured, and the file was searched for,
6769 issue a warning and retry with the next directory.
6770 (Add_symbols::run): If the file has an incompatible format, and
6771 it was searched for, requeue the Read_symbols task. On error,
6773 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6774 dirindex parameter to constructor. Change all callers. Declare
6775 incompatible_warning and requeue.
6776 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6777 input_argument_ and input_group_ fields. Add them to
6778 constructor. Change all callers.
6779 (class Read_script): Add dirindex_ field. Add it to constructor.
6781 * archive.cc (Archive::setup): Remove input_objects parameter.
6783 (Archive::get_file_and_offset): Likewise.
6784 (Archive::read_all_symbols): Likewise.
6785 (Archive::read_symbols): Likewise.
6786 (Archive::get_elf_object_for_member): Remove input_objects
6787 parameter. Add punconfigured parameter. Change all callers.
6788 (Archive::add_symbols): Change return type to bool. Check return
6789 value of include_member.
6790 (Archive::include_all_members): Likewise.
6791 (Archive::include_member): Change return type to bool. Return
6792 false if first included object has incompatible target. Set
6793 included_member_ field.
6794 (Add_archive_symbols::run): If add_symbols returns false, requeue
6796 * archive.h (class Archive): Add included_member_ field.
6797 Initialize it in constructor. Add input_file and searched_for
6798 methods. Update declarations.
6799 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6800 input_argument_ fields. Add them to constructor. Change all
6802 * script.cc: Include "target-select.h".
6803 (class Parser_closure): Add skip_on_incompatible_target_ and
6804 found_incompatible_target_ fields. Add
6805 skip_on_incompatible_target parameter to constructor. Change all
6806 callers. Add methods skip_on_incompatible_target,
6807 clear_skip_on_incompatible_target, found_incompatible_target, and
6808 set_found_incompatible_target.
6809 (read_input_script): Add dirindex parameter. Change all callers.
6810 If parser finds an incompatible target, requeue Read_symbols
6812 (script_set_symbol): Clear skip_on_incompatible_target in
6814 (script_add_assertion, script_parse_option): Likewise.
6815 (script_start_sections, script_add_phdr): Likewise.
6816 (script_check_output_format): New function.
6817 * script.h (read_input_script): Update declaration.
6818 * script-c.h (script_check_output_format): Declare.
6819 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6820 (ignore_cmd): Remove OUTPUT_FORMAT.
6821 * fileread.cc (Input_file::Input_file): Add explicit this.
6822 (Input_file::will_search_for): New function.
6823 (Input_file::open): Add pindex parameter. Change all callers.
6824 * fileread.h (class Input_file): Add input_file_argument method.
6825 Declare will_search_for. Update declarations.
6826 * object.cc (make_elf_object): Add punconfigured parameter.
6828 * object.h (class Object): Make input_file public. Add
6829 searched_for method.
6830 (make_elf_object): Update declaration.
6831 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6833 * dirsearch.h (class Dirsearch): Update declaration.
6834 * options.h (class General_options): Add --warn-search-mismatch.
6835 * parameters.cc (Parameters::is_compatible_target): New function.
6836 * parameters.h (class Parameters): Declare is_compatible_target.
6837 * workqueue.cc (Workqueue::add_blocker): New function.
6838 * workqueue.h (class Workqueue): Declare add_blocker.
6840 * fileread.cc (Input_file::open): Remove options parameter.
6842 (Input_file::open_binary): Likewise.
6843 * script.cc (read_input_script): Likewise.
6844 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6845 options parameter from constructor. Change all callers.
6846 (class Read_script): Likewise.
6847 * fileread.h (class Input_file): Update declarations.
6848 * script.h (read_input_script): Update declaration.
6850 2009-03-10 Nick Clifton <nickc@redhat.com>
6852 * po/es.po: New Spanish translation.
6854 2009-03-06 Cary Coutant <ccoutant@google.com>
6856 * options.cc (parse_short_option): Keep dash_z from registering itself.
6858 2009-03-03 Ian Lance Taylor <iant@google.com>
6861 * target-reloc.h (relocate_section): Pass output_section to
6863 * i386.cc (Target_i386::should_apply_static_reloc): Add
6864 output_section parameter. Change all callers.
6865 (Target_i386::Relocate::relocate): Add output_section parameter.
6866 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6867 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6868 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6869 * testsuite/two_file_shared.sh: New script.
6870 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6871 (check_DATA): Add two_file_shared.dbg.
6872 (two_file_shared.dbg): New target.
6873 * testsuite/Makefile.in: Rebuild.
6875 2009-03-01 Ian Lance Taylor <iant@google.com>
6877 * configure.ac: Check for byteswap.h.
6878 * configure: Rebuild.
6879 * config.in: Rebuild.
6881 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6883 * layout.cc (Layout::find_or_add_kept_section): New function.
6884 (Layout::add_comdat): Removed.
6885 * layout.h (struct Kept_section): Move out of class Layout.
6886 Remove trailing underscores from field names. Add group_sections
6887 field. Rename group_ field to is_group. Change all uses.
6888 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6889 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6890 comdat_groups_ field.
6891 (Sized_relobj::include_section_group): Use
6892 find_or_add_kept_section and Kept_section::group_sections.
6893 (Sized_relobj::include_linkonce_section): Likewise.
6894 * object.cc (class Sized_relobj): Don't define Comdat_group or
6895 Comdat_group_table. Remove find_comdat_group and
6896 add_comdat_group. Remove comdat_groups_ field.
6897 * plugin.cc (include_comdat_group): Use
6898 Layout::find_or_add_kept_section.
6900 2009-02-28 Ian Lance Taylor <iant@google.com>
6902 * README: --gc-sections and map files are now supported. Document
6903 some build requirements.
6906 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6907 relocatable link set the value of the section symbol to zero.
6908 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6909 relocatable link don't include the section address in the local
6912 2009-02-27 Ian Lance Taylor <iant@google.com>
6915 * options.h (class Search_directory): Add is_system_directory.
6916 (class General_options): Declare is_in_system_directory.
6917 * options.cc (get_relative_sysroot): Make static.
6918 (get_default_sysroot): Make static.
6919 (General_optoins::is_in_system_directory): New function.
6920 * fileread.cc (Input_file::is_in_system_directory): New function.
6921 * fileread.h (class Input_file): Declare is_in_system_directory.
6922 * object.h (class Object): Add is_in_system_directory.
6923 (class Input_objects): Remove system_library_directory_ field.
6924 * object.cc (Input_objects::add_object): Don't set
6925 system_library_directory_.
6926 (input_objects::found_in_system_library_directory): Remove.
6927 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6928 parameter. Change all callers.
6929 (Symbol_table::sized_write_globals): Likewise.
6930 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6931 Call Object::is_in_system_directory.
6932 * symtab.h (class Symbol_table): Update declarations.
6935 * descriptors.h (Open_descriptor): Add is_on_stack field.
6936 * descriptors.cc (Descriptors::open): If the descriptor is on the
6937 top of the stack, remove it. Initialize is_on_stack field.
6938 (Descriptors::release): Only add pod to stack if it is not on the
6940 (Descriptors::close_some_descriptor): Clear stack_next and
6944 * output.cc (Output_section::find_starting_output_address): Rename
6945 from starting_output_address; add PADDR parameter; change return
6947 * output.h (class Output_section): Declare
6948 find_starting_output_address instead of starting_output_address.
6949 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6950 section symbol for which we can't find a merge section.
6953 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6954 hidden or internal, force the symbol to be local.
6955 * resolve.cc (Symbol::override_visibility): Define.
6956 (Symbol::override_base): Use override_visibility.
6957 (Symbol_table::resolve): Likewise.
6958 (Symbol::override_base_with_special): Likewise.
6959 (Symbol_table::override_with_special): If the visibility is hidden
6960 or internal, force the symbol to be local.
6961 * symtab.h (class Symbol): Add set_visibility and
6962 override_visibility.
6963 * testsuite/ver_test_1.sh: New file.
6964 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6965 (check_DATA): Add ver_test_1.syms.
6966 (ver_test_1.syms): New target.
6967 * testsuite/Makefile.in: Rebuild.
6969 2009-02-25 Cary Coutant <ccoutant@google.com>
6971 * layout.cc (Layout::choose_output_section): Don't rename sections
6972 when using a linker script that has a SECTIONS clause.
6973 * Makefile.in: Regenerate.
6975 * testsuite/Makefile.am (script_test_5.sh): New test case.
6976 * testsuite/Makefile.in: Regenerate.
6977 * testsuite/script_test_5.cc: New file.
6978 * testsuite/script_test_5.sh: New file.
6979 * testsuite/script_test_5.t: New file.
6981 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6983 * archive.cc (Archive::include_member): Update calls to add_symbols.
6984 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6985 the Layout argument.
6986 * dynobj.h (do_add_symbols): Add the Layout argument.
6987 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6989 * object.h (Object::add_symbols): Add the Layout argument.
6990 (Object::do_add_symbols): Add the Layout argument.
6991 (Sized_relobj::do_add_symbols): Add the Layout argument.
6992 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6993 Unify the two versions.
6994 (Add_plugin_symbols): Remove.
6995 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6996 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6997 (Add_plugin_symbols): Remove.
6998 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6999 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7000 (Add_symbols::run): Make it work with Pulginobj.
7002 2009-02-06 Ian Lance Taylor <iant@google.com>
7004 * object.cc (Sized_relobj::do_layout): Make info message start
7005 with lower case letter.
7007 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7009 * binary.cc: Fix file comment.
7011 * options.h (enum Incremental_disposition): Define.
7012 (class General_options): Add new options: --incremental,
7013 --incremental_changed, --incremental_unchanged,
7014 --incremental_unknown. Add incremental_disposition_ and
7015 implicit_incremental_ fields.
7016 (General_options::incremental_disposition): New function.
7017 (class Position_dependent_options): Add incremental_disposition
7019 (Position_dependent_options::copy_from_options): Set incremental
7021 * options.cc (General_options::parse_incremental_changed): New
7023 (General_options::parse_incremental_unchanged): New function.
7024 (General_options::parse_incremental_unknown): New function.
7025 (General_options::General_options): Initialize new fields
7026 incremental_disposition_ and implicit_incremental_.
7027 (General_options::finalize): Check for uasge of --incremental-*
7028 without --incremental.
7030 2009-02-06 Chris Demetriou <cgd@google.com>
7032 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7033 pointer and to report location as the file name associated with
7035 (gold_undefined_symbol_at_location): New function to replace the
7036 old gold_undefined_symbol functionality.
7037 * target-reloc.h (relocate_section): Update to use
7038 gold_undefined_symbol_at_location.
7039 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7040 Call gold_undefined_symbol function rather than gold_error.
7041 * errors.h (Errors::undefined_symbol): Take location as a
7042 string, rather than calculating it from a relocation.
7043 * errors.cc (Errors::fatal): Print "fatal error:" before the
7045 (Errors::error, Errors::error_at_location): Print "error: "
7046 before the formatted message.
7047 (Errors::undefined_symbol): Take location as a string, rather
7048 than calculating it from a relocation.
7049 (gold_undefined_symbol_at_location): New function akin to
7050 old gold_undefined_symbol, calculates location from relocation.
7051 (gold_undefined_symbol): Change to take only a Symbol pointer
7052 and to report location as the file name associated with the symbol.
7053 * testsuite/debug_msg.sh: Update for changed error messages.
7054 * testsuite/undef_symbol.sh: Likewise.
7056 2009-02-04 Duncan Sands <baldrick@free.fr>
7059 * reduced_debug_output.h
7060 (Output_reduced_debug_abbrev_section::failed): Use format for
7062 (Output_reduced_debug_info_section::faild): Likewise.
7064 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7066 * script.cc (Lazy_demangler): New class.
7067 (Version_script_info::get_symbol_version_helper): Demangle a
7070 2009-01-29 Cary Coutant <ccoutant@google.com>
7072 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7074 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7076 2009-01-28 Ian Lance Taylor <iant@google.com>
7078 * version.cc (version_string): Bump to 1.9.
7080 * gold.h: Include <cstring> and <stdint.h>.
7081 * version.cc: Include <cstdio>.
7082 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7084 * reduced_debug_output.cc (insert_into_vector): Rename from
7085 Insert_into_vector; change all callers. Use Swap_unaligned to
7086 avoid aliasing issue; remove union since it is unnecessary.
7088 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7090 * Makefile.am (CCFILES): Add gc.cc.
7092 * Makefile.in: Regenerate.
7093 * gold.cc (Gc_runner): New class.
7094 (queue_initial_tasks): Call garbage collection related tasks
7095 when corresponding options are invoked.
7096 (queue_middle_gc_tasks): New function.
7097 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7098 processed early before laying out sections during garbage collection.
7099 * gold.h (queue_middle_gc_tasks): New function.
7100 (is_prefix_of): Move from "layout.cc".
7101 * i386.cc (Target_i386::gc_process_relocs): New function.
7102 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7103 * main.cc (main): Create object of class "Garbage_collection".
7104 * object.cc (Relobj::copy_symbols_data): New function.
7105 (Relobj::is_section_name_included): New function.
7106 (Sized_relobj::do_layout): Allow this function to be called twice
7107 during garbage collection and defer layout of section during the
7109 * object.h (Relobj::get_symbols_data): New function.
7110 (Relobj::is_section_name_included): New function.
7111 (Relobj::copy_symbols_data): New function.
7112 (Relobj::set_symbols_data): New function.
7113 (Relobj::get_relocs_data): New function.
7114 (Relobj::set_relocs_data): New function.
7115 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7116 (Relobj::gc_process_relocs): New function.
7117 (Relobj::do_gc_process_relocs): New pure virtual function.
7118 (Relobj::sd_): New data member.
7119 (Sized_relobj::is_output_section_offset_invalid): New function.
7120 (Sized_relobj::do_gc_process_relocs): New function.
7121 * options.h (General_options::gc_sections): Modify to not be a no-op.
7122 (General_options::print_gc_sections): New option.
7123 * plugin.cc (Plugin_finish::run): Remove function call to
7124 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7125 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7126 * reloc.cc (Read_relocs::run): Add task to process relocs and
7127 determine unreferenced sections when doing garbage collection.
7128 (Gc_process_relocs): New class.
7129 (Sized_relobj::do_gc_process_relocs): New function.
7130 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7131 sections that are garbage collected.
7132 * reloc.h (Gc_process_relocs): New class.
7133 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7134 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7135 symbols whose corresponding sections are garbage collected.
7136 (Symbol_table::Symbol_table): Add new parameter for the garbage
7138 (Symbol_table::gc_mark_undef_symbols): New function.
7139 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7140 (Symbol_table::gc_mark_dyn_syms): New function.
7141 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7143 (Symbol_table::add_from_object): Likewise.
7144 (Symbol_table::add_from_relobj): When building shared objects, do not
7145 treat externally visible symbols as garbage.
7146 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7147 table information for static and relocatable links.
7148 * symtab.h (Symbol_table::set_gc): New function.
7149 (Symbol_table::gc): New function.
7150 (Symbol_table::gc_mark_undef_symbols): New function.
7151 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7152 (Symbol_table::gc_mark_dyn_syms): New function.
7153 (Symbol_table::gc_): New data member.
7154 * target.h (Sized_target::gc_process_relocs): New pure virtual
7156 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7157 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7159 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7161 * options.h (General_options::gc_sections): Define as a no-op for now.
7162 (General_options::no_keep_memory): Ditto.
7163 (General_options::Bshareable): Define.
7164 * options.cc (General_options::finalize): Honor -Bshareable.
7166 2009-01-20 Andreas Schwab <schwab@suse.de>
7168 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7169 read the value in the contents, since we don't use it. Use the
7170 template endianness when writing.
7171 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7173 2009-01-19 Andreas Schwab <schwab@suse.de>
7175 * configure.tgt (powerpc64-*): Fix targ_obj.
7177 2009-01-15 Ian Lance Taylor <iant@google.com>
7179 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7180 local symbols when stripping all symbols.
7182 2009-01-14 Cary Coutant <ccoutant@google.com>
7184 * output.cc (Output_reloc): Add explicit instantiations.
7186 2009-01-14 Cary Coutant <ccoutant@google.com>
7188 * archive.cc (Archive::get_elf_object_for_member): Remove call
7189 to File_read::claim_for_plugin.
7190 * descriptors.cc (Descriptors::open): Remove reference to
7192 (Descriptors::claim_for_plugin): Remove.
7193 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7194 (Descriptors::is_claimed): Remove.
7195 (claim_descriptor_for_plugin): Remove.
7196 * fileread.cc (File_read::claim_for_plugin): Remove.
7197 * fileread.h (File_read::claim_for_plugin): Remove.
7198 (File_read::descriptor): Reopen descriptor if necessary.
7199 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7200 (Plugin_manager::all_symbols_read): Add task parameter. Change
7202 (Plugin_manager::get_input_file): New function.
7203 (Plugin_manager::release_input_file): New function.
7204 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7205 corresponding data member.
7206 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7207 and pass to base constructor. Change all callers.
7208 (get_input_file, release_input_file): New functions.
7209 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7210 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7211 (Plugin_manager::all_symbols_read): Add task parameter.
7212 (Plugin_manager::get_input_file): New function.
7213 (Plugin_manager::release_input_file): New function.
7214 (Plugin_manager::task_): New data member.
7215 (Pluginobj::Pluginobj): Add filesize parameter.
7216 (Pluginobj::filename): New function.
7217 (Pluginobj::descriptor): New function.
7218 (Pluginobj::filesize): New function.
7219 (Pluginobj::filesize_): New data member.
7220 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7221 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7222 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7224 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7225 with archive libraries.
7226 * testsuite/Makefile.in: Regenerate.
7227 * testsuite/plugin_test.c (struct sym_info): New type.
7228 (get_input_file, release_input_file): New static variables.
7229 (onload): Capture new transfer vector entries.
7230 (claim_file_hook): Stop reading at end of file according to filesize.
7231 Factor out parsing of readelf output into separate function.
7232 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7233 APIs and get the source file name from the symbol table. Convert
7234 source file name to corresponding object file name. Print info
7235 message when adding new input files.
7236 (parse_readelf_line): New function.
7237 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7238 * testsuite/plugin_test_2.sh: Likewise.
7239 * testsuite/plugin_test_3.sh: Likewise.
7240 * testsuite/plugin_test_4.sh: New test case.
7242 2009-01-07 Ian Lance Taylor <iant@google.com>
7244 * version.cc (version_string): Bump to 1.8.
7246 2008-12-23 Cary Coutant <ccoutant@google.com>
7248 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7249 * plugin.cc (Plugin_manager::finish): Rename as
7250 layout_deferred_objects. Move cleanup to separate function.
7251 (Plugin_manager::cleanup): New function.
7252 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7254 * plugin.h (Plugin_manager::finish): Rename as
7255 layout_deferred_objects.
7256 (Plugin_manager::cleanup): New function.
7257 (Plugin_manager::cleanup_done): New field.
7259 2008-12-23 Cary Coutant <ccoutant@google.com>
7261 * plugin.cc (is_visible_from_outside): New function.
7262 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7263 so we don't return "IR only" status for exported symbols or -r links.
7265 * testsuite/Makefile.am (plugin_test_3): New test case.
7266 * testsuite/Makefile.in: Regenerate.
7267 * testsuite/plugin_test_3.sh: New file.
7269 2008-12-22 Cary Coutant <ccoutant@google.com>
7271 * object.cc (Sized_relobj::layout_section): New function.
7272 (Sized_relobj::do_layout): Defer layout of input sections until after
7273 plugin has provided replacement files.
7274 (Sized_relobj::do_layout_deferred_sections): New function.
7275 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7276 (Relobj::layout_deferred_sections): New function.
7277 (Relobj::do_layout_deferred_sections): New function.
7278 (Sized_relobj::do_layout_deferred_sections): New function.
7279 (Sized_relobj::layout_section): New function.
7280 (Sized_relobj::Deferred_layout): New structure.
7281 (Sized_relobj::deferred_layout_): New field.
7282 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7283 Change all callers. Layout deferred sections.
7284 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7286 (Plugin_hook::run): Move code from do_plugin_hook inline.
7287 (Plugin_hook::do_plugin_hook): Remove.
7288 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7289 (Plugin_manager::finish): Renamed, was cleanup.
7290 (Plugin_manager::should_defer_layout): New function.
7291 (Plugin_manager::add_deferred_layout_object): New function.
7292 (Plugin_manager::Deferred_layout_list): New type.
7293 (Plugin_manager::deferred_layout_objects_): New field.
7294 (Plugin_hook::do_plugin_hook): Remove.
7296 2008-12-17 Ian Lance Taylor <iant@google.com>
7298 * options.h (class General_options): Add --no case for
7301 2008-12-16 Cary Coutant <ccoutant@google.com>
7303 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7305 (Plugin_manager::claim_file): Create plugin object even if
7306 plugin did not call the add_symbols callback.
7307 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7308 asking for more symbols than were added.
7309 * testsuite/Makefile.am (plugin_test_1): Add test case with
7311 (empty.syms): New target.
7312 * testsuite/Makefile.in: Regenerate.
7313 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7314 message. Don't call add_symbols if no globals.
7315 (all_symbols_read_hook): Don't provide replacement for empty
7318 2008-12-12 Ian Lance Taylor <iant@google.com>
7320 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7321 r_type == 0 for a local symbol with r_sym == 0.
7322 (scan_relocatable_relocs): Pass r_sym to
7323 local_non_section_strategy.
7324 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7327 * configure.ac: Update test for TLS descriptors: they are
7328 supported as of glibc 2.9.
7329 * configure: Rebuild.
7331 2008-12-11 Ian Lance Taylor <iant@google.com>
7334 * target-reloc.h (Default_scan_relocatable_relocs): For each
7335 function, map r_type == 0 to RELOC_DISCARD.
7337 2008-12-10 Cary Coutant <ccoutant@google.com>
7339 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7340 object to override a kept COMDAT group from a plugin object.
7342 2008-12-09 Ian Lance Taylor <iant@google.com>
7345 * yyscript.y (file_cmd): Handle INPUT.
7347 * testsuite/initpri1.c: Change all declarations to be full
7348 prototypes by adding void, to avoid compiler warnings.
7350 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7352 * options.cc (General_options::parse_plugin_opt): New.
7353 (General_options::add_plugin): The argument now is just the filename.
7354 (General_options::add_plugin_option): New.
7355 * options.h (plugin_opt): New.
7356 (add_plugin): Change argument name.
7357 (add_plugin_option): New.
7358 * plugin.cc (Plugin::load): Don't parse the plugin option.
7359 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7360 (Plugin::add_option): New.
7361 (Plugin::args_): Change type.
7362 (Plugin::filename_): New.
7363 (Plugin_manager::add_plugin_option): New.
7364 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7365 * testsuite/Makefile.in: Regenerate.
7367 2008-12-05 Cary Coutant <ccoutant@google.com>
7369 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7370 Handle --strip-lto-sections option.
7371 * options.h (strip_lto_sections): New option.
7373 2008-12-01 Cary Coutant <ccoutant@google.com>
7375 * plugin.cc (ld_plugin_message): Change format parameter to const.
7376 Fix mismatch between new[] and delete.
7378 2008-11-14 Cary Coutant <ccoutant@google.com>
7380 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7383 2008-11-05 Craig Silverstein <csilvers@google.com>
7385 * options.cc (General_options::parse_dynamic_list): New function.
7386 * options.h (General_options): New flags dynamic_list,
7387 dynamic_list_data, dynamic_list_cpp_new, and
7388 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7389 (General_options::in_dynamic_list): New function.
7390 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7391 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7392 (Lex::can_continue_name): Likewise.
7394 (read_script_file): New parameter script_options.
7395 (read_dynamic_list): New function.
7396 (Script_options::define_dynamic_list): New function.
7397 (dynamic_list_keyword_parsecodes): New variable.
7398 (dynamic_list_keywords): New variable.
7399 * script.h (Script_options::define_dynamic_list): New function
7401 (read_dynamic_list): New function prototype.
7402 * symtab.cc (strprefix): New macro.
7403 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7404 dynamic_list_data, dynamic_list_cpp_new, and
7405 dynamic_list_cpp_typeinfo.
7406 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7407 (dynamic_list_expr): New rule.
7408 (dynamic_list_nodes): Likewise.
7409 (dynamic_list_node): Likewise.
7410 * testsuite/Makefile.am (dynamic_list): New test.
7411 * testsuite/Makefile.in: Regenerated.
7412 * testsuite/dynamic_list.t: New file.
7413 * testsuite/dynamic_list.sh: New file.
7415 2008-11-05 Craig Silverstein <csilvers@google.com>
7417 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7418 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7419 (t11_last): Likewise.
7420 * testsuite/ver_test_6.c (main): Likewise.
7422 2008-10-07 Cary Coutant <ccoutant@google.com>
7424 * options.c (General_options::finalize): Add check for -static and
7426 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7429 2008-10-02 Cary Coutant <ccoutant@google.com>
7431 * plugin.cc (make_sized_plugin_object): Fix conditional
7432 compilation to work when not all targets are enabled.
7434 2008-09-29 Cary Coutant <ccoutant@google.com>
7436 * archive.cc (Archive::get_file_and_offset): Use filename instead
7437 of name to get library path.
7438 (Archive::include_member): Unlock external member of a thin archive.
7440 * testsuite/Makefile.am (TEST_AR): New variable.
7441 (thin_archive_test_1): New test.
7442 (thin_archive_test_2): New test.
7443 * testsuite/Makefile.in: Regenerate.
7444 * testsuite/thin_archive_main.cc: New file.
7445 * testsuite/thin_archive_test_1.cc: New file.
7446 * testsuite/thin_archive_test_2.cc: New file.
7447 * testsuite/thin_archive_test_3.cc: New file.
7448 * testsuite/thin_archive_test_4.cc: New file.
7450 2008-09-29 Cary Coutant <ccoutant@google.com>
7452 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7453 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7455 (Sized_relobj::do_finalize_local_symbols): Likewise.
7456 (Sized_relobj::map_to_kept_section): Likewise.
7457 * object.h (Sized_relobj::invalid_address): New constant.
7458 (Sized_relobj::do_output_section_offset): Check for invalid_address
7460 * output.cc (Output_reloc::local_section_offset): Use constant
7461 invalid_address instead of -1U.
7462 (Output_reloc::get_address): Likewise.
7463 (Output_section::output_address): Change -1U to -1ULL.
7464 * output.h (Output_reloc::invalid_address): New constant.
7465 * reloc.cc (Sized_relobj::write_sections): Use constant
7466 invalid_address instead of -1U.
7467 (Sized_relobj::relocate_sections): Likewise.
7468 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7469 values for merge sections.
7470 * target-reloc.h (relocate_for_relocatable): Use constant
7471 invalid_address instead of -1U.
7473 2008-09-19 Cary Coutant <ccoutant@google.com>
7475 Add plugin functionality for link-time optimization (LTO).
7476 * configure.ac (plugins): Add --enable-plugins option.
7477 * configure: Regenerate.
7478 * config.in: Regenerate.
7479 * Makefile.am (LIBDL): New variable.
7480 (CCFILES): Add plugin.cc.
7481 (HFILES): Add plugin.h.
7482 (ldadd_var): Add LIBDL.
7483 * Makefile.in: Regenerate.
7485 * archive.cc: Include "plugin.h".
7486 (Archive::setup): Don't preread archive symbols when using a plugin.
7487 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7488 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7490 (Archive::include_member): Add symbols from plugin objects.
7491 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7492 * descriptors.cc (Descriptors::open): Check for file descriptors
7493 abandoned by plugins.
7494 (Descriptors::claim_for_plugin): New function.
7495 * descriptors.h (Descriptors::claim_for_plugin): New function.
7496 (Open_descriptor::is_claimed): New field.
7497 (claim_descriptor_for_plugin): New function.
7498 * fileread.cc (File_read::claim_for_plugin): New function.
7499 * fileread.h (File_read::claim_for_plugin): New function.
7500 (File_read::descriptor): New function.
7501 * gold.cc: Include "plugin.h".
7502 (queue_initial_tasks): Add task to call plugin hooks for generating
7504 * main.cc: Include "plugin.h".
7505 (main): Load plugin libraries.
7506 * object.h (Pluginobj): Declare.
7507 (Object::pluginobj): New function.
7508 (Object::do_pluginobj): New function.
7509 (Object::set_target): New function.
7510 * options.cc: Include "plugin.h".
7511 (General_options::parse_plugin): New function.
7512 (General_options::General_options): Initialize plugins_ field.
7513 (General_options::add_plugin): New function.
7514 * options.h (Plugin_manager): Declare.
7515 (General_options): Add --plugin option.
7516 (General_options::has_plugins): New function.
7517 (General_options::plugins): New function.
7518 (General_options::add_plugin): New function.
7519 (General_options::plugins_): New field.
7520 * plugin.cc: New file.
7521 * plugin.h: New file.
7522 * readsyms.cc: Include "plugin.h".
7523 (Read_symbols::do_read_symbols): Check for archive before checking
7524 for ELF file. Call plugin hooks to claim files.
7525 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7526 from a real object file; force override when processing replacement
7528 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7529 (Symbol::init_base_object): Likewise.
7530 (Symbol::init_base_output_data): Likewise.
7531 (Symbol::init_base_output_segment): Likewise.
7532 (Symbol::init_base_constant): Likewise.
7533 (Symbol::init_base_undefined): Likewise.
7534 (Symbol::output_section): Assert that object is not a plugin.
7535 (Symbol_table::add_from_pluginobj): New function.
7536 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7538 (Symbol_table::sized_write_globals): Likewise.
7539 (Symbol_table::add_from_pluginobj): Instantiate template.
7540 * symtab.h (Sized_pluginobj): Declare.
7541 (Symbol::in_real_elf): New function.
7542 (Symbol::set_in_real_elf): New function.
7543 (Symbol::in_real_elf_): New field.
7544 (Symbol_table::add_from_pluginobj): New function.
7546 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7547 (LIBDL): New variable.
7549 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7550 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7551 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7552 (MOSTLYCLEANFILES): Likewise.
7553 * testsuite/Makefile.in: Regenerate.
7554 * testsuite/plugin_test.c: New file.
7555 * testsuite/plugin_test_1.sh: New file.
7556 * testsuite/plugin_test_2.sh: New file.
7558 2008-09-16 Ian Lance Taylor <iant@google.com>
7560 * target-reloc.h (relocate_section): Check whether a symbol is
7561 defined by the ABI before reporting an undefined symbol error.
7562 * target.h (Target::is_defined_by_abi): Make parameter const.
7563 (Target::do_is_defined_by_abi): Likewise.
7564 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7565 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7566 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7567 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7568 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7569 * testsuite/Makefile.in: Rebuild.
7571 * fileread.cc (make_view): Add casts to avoid warning.
7573 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7575 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7576 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7578 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7580 * options.h (General_options::output_is_executable): New.
7581 (General_options::output_is_pie): New.
7582 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7583 for shared libraries.
7584 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7586 2008-09-11 Chris Demetriou <cgd@google.com>
7588 * options.h (origin): New -z option.
7589 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7590 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7593 2008-09-05 Cary Coutant <ccoutant@google.com>
7595 * fileread.cc (File_read::make_view): Add check for attempt to map
7598 2008-09-05 Cary Coutant <ccoutant@google.com>
7600 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7601 explicit instantiations.
7603 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7606 * options.cc (General_options::finalize): Allow undefined symbols
7607 in shlibs if linking -shared.
7610 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7611 symbols as not needing a dynsym entry.
7613 2008-08-20 Craig Silverstein <csilvers@google.com>
7615 * fileread.cc (File_read::open): Do not lock the file unless it
7616 was successfully opened.
7618 2008-08-14 Cary Coutant <ccoutant@google.com>
7620 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7621 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7622 * testsuite/tls_test.cc (struct int128): 128-bit struct
7623 for testing TLS relocs with non-zero addend.
7624 (v12): New TLS variable.
7626 (t_last): Add check for v12.
7627 * testsuite/tls_test.h (t12): New function.
7628 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7630 2008-08-13 Ian Lance Taylor <iant@google.com>
7632 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7633 set tls_segment_ or relro_segment_.
7634 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7636 * output.h (Output_section::clear_is_relro): New function.
7637 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7638 sections specially even when output_data_ is empty.
7639 (Output_segment::maximum_alignment): When first section is relro,
7640 only force alignment for PT_LOAD segments.
7641 * script.cc (script_data_segment_align): New function.
7642 (script_data_segment_relro_end): New function.
7643 * script-c.h (script_data_segment_align): Declare.
7644 (script_data_segment_relro_end): Declare.
7645 * script-sections.h (class Script_sections): Declare
7646 data_segment_align and data_segment_relro_end. Add fields
7647 segment_align_index_ and saw_relro_end_.
7648 * script-sections.cc (class Sections_element): Add set_is_relro
7649 virtual function. Add new bool* parameter to place_orphan_here.
7650 Add get_output_section virtual function.
7651 (class Output_section_definition): Add set_is_relro. Add new
7652 bool* parameter to place_orphan_here. Add get_output_section.
7653 Add is_relro_ field.
7654 (Output_section_definition::Output_section_definition): Initialize
7655 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7656 and is_relro_ fields.
7657 (Output_section_definition::place_orphan_here): Add is_relro
7659 (Output_section_definition::set_section_addresses): Set relro for
7661 (Output_section_definition::alternate_constraint): Likewise.
7662 (class Orphan_output_section): Add new bool* parameter to
7663 place_orphan_here. Add get_output_section.
7664 (Orphan_output_section::place_orphan_here): Add is_relro
7666 (Script_sections::Script_sections): Initialize
7667 data_segment_align_index_ and saw_relro_end_.
7668 (Script_sections::data_segment_align): New function.
7669 (Script_sections::data_segment_relro_end): New function.
7670 (Script_sections::place_orphan): Set or clear is_relro.
7671 (Script_sections::set_section_addresses): Force alignment of first
7673 * yyscript.y (exp): Call script_data_segment_align and
7674 script_data_segment_relro_end.
7675 * testsuite/relro_script_test.t: New file.
7676 * testsuite/relro_test.cc (using_script): Declare.
7677 (t1, t2): Test using_script.
7678 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7679 (relro_script_test_SOURCES): Define.
7680 (relro_script_test_DEPENDENCIES): Define.
7681 (relro_script_test_LDFLAGS): Define.
7682 (relro_script_test_LDADD): Define.
7683 (relro_script_test.so): New target.
7684 * testsuite/Makefile.in: Rebuild.
7686 2008-08-06 Cary Coutant <ccoutant@google.com>
7688 * archive.cc (Archive::total_archives, Archive::total_members)
7689 (Archive::total_members_loaded): New variables.
7690 (Archive::setup): Add parameter. Add option to preread
7692 (Archive::read_armap): Add counter.
7693 (Archive::get_file_and_offset): New function.
7694 (Archive::get_elf_object_for_member): New function.
7695 (Archive::read_all_symbols): New function.
7696 (Archive::read_symbols): New function.
7697 (Archive::add_symbols): Add counters.
7698 (Archive::include_all_members): Use armap to find members if it's
7700 (Archive::include_member): Skip reading symbols if already read.
7701 Factored code into Archive::get_file_and_offset and
7702 Archive::get_elf_object_for_member. Changed call to
7703 Mapfile::report_include_archive_member.
7704 (Archive::print_stats): New function.
7705 * archive.h: Declare Object and Read_symbols_data classes.
7706 (Archive::Archive): Add initializers for new members.
7707 (Archive::setup): Add parameter.
7708 (Archive::print_stats): New function.
7709 (Archive::total_archives, Archive::total_members)
7710 (Archive::total_members_loaded): New variables.
7711 (Archive::get_file_and_offset): New function.
7712 (Archive::get_elf_object_for_member): New function.
7713 (Archive::read_all_symbols): New function.
7714 (Archive::read_symbols): New function.
7715 (Archive::Archive_member): New class.
7716 (Archive::members_): New member.
7717 (Archive::num_members_): New member.
7718 * main.cc: Include archive.h.
7719 (main): Call Archive::print_stats.
7720 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7721 archive parameter; member_name is now the fully-decorated name.
7722 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7723 * options.h: (General_options): Add --preread-archive-symbols option.
7724 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7727 2008-08-04 Ian Lance Taylor <iant@google.com>
7729 * symtab.h (Symbol::use_plt_offset): New function.
7730 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7731 * powerpc.cc (Relocate::relocate): Likewise.
7732 * sparc.cc (Relocate::relocate): Likewise.
7733 * x86_64.cc (Relocate::relocate): Likewise.
7734 * testsuite/weak_plt.sh: New test.
7735 * testsuite/weak_plt_main.cc: New test.
7736 * testsuite/weak_plt_shared.cc: New test.
7737 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7738 (check_PROGRAMS): Add weak_plt.
7739 (check_DATA): Add weak_plt_shared.so.
7740 (weak_plt_main_pic.o, weak_plt): New targets.
7741 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7742 * testsuite/Makefile.in: Rebuild.
7744 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7746 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7747 * testsuite/Makefile.in: Rebuild.
7749 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7751 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7752 * Makefile.in: Regenerate.
7753 * po/POTFILES.in: Regenerate.
7755 2008-07-29 Ian Lance Taylor <iant@google.com>
7757 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7758 symbols before other symbols.
7759 * testsuite/script_test_2.cc (test_addr): Declare.
7760 (test_addr_alias): Declare.
7761 (main): Check that test_addr and test_addr_alias have the right
7763 * testsuite/script_test_2.t: Define test_addr_alias and
7766 2008-07-24 Ian Lance Taylor <iant@google.com>
7769 * descriptors.cc: New file.
7770 * descriptors.h: New file.
7771 * gold-threads.h (class Hold_optional_lock): New class.
7772 * fileread.cc: Include "descriptors.h".
7773 (File_read::~File_read): Release descriptor rather than closing
7775 (File_read::open) [file]: Call open_descriptor rather than open.
7776 Set is_descriptor_opened_.
7777 (File_read::open) [memory]: Assert that descriptor is not open.
7778 (File_read::reopen_descriptor): New function.
7779 (File_read::release): Release descriptor.
7780 (File_read::do_read): Make non-const. Reopen descriptor.
7781 (File_read::read): Make non-const.
7782 (File_read::make_view): Reopen descriptor.
7783 (File_read::do_readv): Likewise.
7784 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7785 Update declarations.
7786 * layout.cc: Include "descriptors.h".
7787 (Layout::create_build_id): Use open_descriptor rather than open.
7788 * output.cc: Include "descriptors.h".
7789 (Output_file::open): Use open_descriptor rather than open.
7790 * archive.cc (Archive::const_iterator): Change Archive to be
7792 (Archive::begin, Archive::end): Make non-const.
7793 (Archive::count_members): Likewise.
7794 * archive.h (class Archive): Update declarations.
7795 * object.h (Object::read): Make non-const.
7796 * Makefile.am (CCFILES): Add descriptors.cc.
7797 (HFILES): Add descriptors.h.
7798 * Makefile.in: Rebuild.
7801 * gold.h: Always include <clocale>. Add Solaris workarounds
7802 following code in binutils/sysdep.h.
7805 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7806 this->eh_frame_hdr_ is NULL before using it.
7808 * dynobj.cc (Versions::Versions): Update comment.
7810 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7811 the base version name.
7813 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7814 array size plus one.
7815 (Stringpool_template::set_string_offsets): Subtract one from key
7816 before using it as an array index.
7817 (Stringpool_template::get_offset_with_length): Likewise.
7818 (Stringpool_template::write_to_buffer): Likewise.
7819 * stringpool.h (Stringpool_template::get_offset_from_key):
7822 2008-07-23 Ian Lance Taylor <iant@google.com>
7825 * object.h (Merged_symbol_value::value): Do our best to handle a
7829 * script.cc (Version_script_info::get_versions): Don't add empty
7830 version tag to return value.
7831 (Version_script_info::get_symbol_version_helper): Change return
7832 type to bool. Add pversion parameter. Change all callers.
7833 (script_register_vers_node): Don't require a non-NULL tag.
7834 * script.h (class Version_script_info): Update declarations.
7835 (Version_script_info::get_symbol_version): Change return type to
7836 bool. Add version parameter. Change all callers.
7837 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7838 handling. Handle an empty version from a version script.
7839 (Symbol_table::define_special_symbol): Likewise.
7840 * testsuite/ver_test_10.script: New file.
7841 * testsuite/ver_test_10.sh: New file.
7842 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7843 (check_DATA): Add ver_test_10.syms.
7844 (ver_test_10.syms, ver_test_10.so): New target.
7845 * testsuite/Makefile.in: Rebuild.
7847 2008-07-23 Simon Baldwin <simonb@google.com>
7849 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7850 to zero for undefined symbols from dynamic libraries.
7852 2008-07-23 Ian Lance Taylor <iant@google.com>
7854 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7856 * symtab.h (class Symbol_table): Update declaration.
7857 * testsuite/ver_test_9.cc: New file.
7858 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7859 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7860 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7861 (ver_test_9.so, ver_test_9.o): New targets.
7862 * testsuite/Makefile.in: Rebuild.
7864 2008-07-22 Ian Lance Taylor <iant@google.com>
7866 * options.h (class General_options): Define --check-sections.
7867 * layout.cc (Layout::set_segment_offsets): Handle
7870 * options.h (class General_options): Define -n/--nmagic and
7872 * options.cc (General_options::finalize): For -n/--nmagic or
7873 -N/--omagic, set -static.
7874 * layout.cc (Layout::attach_allocated_section_to_segment): If
7875 -N/--omagic, don't put read-only and read-write sections in
7877 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7878 finding a read-only segment.
7879 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7880 don't set the minimum segment alignment to the common page size,
7881 and don't set the file offset to the address modulo the page size.
7882 * script-sections.cc (Script_sections::create_segments): If
7883 -n/--omagic, don't put read-only and read-write sections in
7886 * cref.cc: New file.
7888 * options.h (class General_options): Add --print-symbol-counts.
7889 * main.cc (main): Issue defined symbol report if requested.
7890 * archive.cc (Archive::interpret_header): Make into a const member
7892 (Archive::add_symbols): Call Input_objects::archive_start and
7894 (Archive::const_iterator): Define new class.
7895 (Archive::begin, Archive::end): New functions.
7896 (Archive::include_all_members): Rewrite to use iterator.
7897 (Archive::count_members): New function.
7898 * archive.h (class Archive): Update declarations.
7899 (Archive::filename): New function.
7900 * object.cc: Include "cref.h".
7901 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7902 (Sized_relobj::do_get_global_symbol_counts): New function.
7903 (Input_objects::add_object): Add object to cross-referencer.
7904 (Input_objects::archive_start): New function.
7905 (Input_objects::archive_stop): New function.
7906 (Input_objects::print_symbol_counts): New function.
7907 * object.h: Declare Cref and Archive.
7908 (Object::get_global_symbol_counts): New function.
7909 (Object::do_get_global_symbol_counts): New pure virtual function.
7910 (class Sized_relobj): Add defined_count_ field. Update
7912 (class Input_objects): Add cref_ field. Update constructor.
7913 Update declarations.
7914 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7916 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7918 (Sized_dynobj::do_get_global_symbol_counts): New function.
7919 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7920 defined_count_. Update declarations. Define Symbols typedef.
7921 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7922 parameter. Change all callers.
7923 (Symbol_table::add_from_dynobj): Add sympointers and defined
7924 parameters. Change all callers.
7925 * symtab.h (class Symbol_table): Update declarations.
7926 * Makefile.am (CCFILES): Add cref.cc.
7927 (HFILES): Add cref.h.
7928 * Makefile.in: Rebuild.
7930 2008-07-22 Simon Baldwin <simonb@google.com>
7932 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7933 to zero when writing undefined symbols.
7935 2008-07-22 Ian Lance Taylor <iant@google.com>
7937 * output.cc (Output_section::add_input_section): Don't try to
7938 merge empty merge sections.
7940 2008-07-21 Craig Silverstein <csilvers@google.com>
7942 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7943 Include symbol version in error message.
7945 2008-07-20 Chris Demetriou <cgd@google.com>
7947 * configure.ac (gold_cv_c_random_seed): New configured variable.
7948 (RANDOM_SEED_CFLAGS): New substituted variable.
7949 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7950 * configure: Rebuild.
7951 * Makefile.in: Likewise.
7952 * testsuite/Makefile.in: Likewise.
7954 2008-07-18 Ian Lance Taylor <iant@google.com>
7956 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7957 where we see NAME/NULL and NAME/VERSION as separate symbols.
7958 * testsuite/ver_test_main.cc (main): Call t4.
7959 (t4, t4_2a): Define.
7960 * testsuite/ver_test_2.cc (t4_2): Define.
7961 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7962 * testsuite/ver_test_4.cc (t4_2a): Define.
7963 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7964 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7966 2008-07-17 Ian Lance Taylor <iant@google.com>
7968 * dynobj.cc (Versions::add_def): If we give an error about a
7969 missing version, go ahead and create the version anyhow.
7971 2008-07-10 Ian Lance Taylor <iant@google.com>
7973 Handle output sections with more than 0x7fffffff bytes.
7974 * object.h (class Relobj): Change map_to_output_ to
7975 output_sections_, and just keep a section pointer. Change all
7976 uses. Move comdat group support to Sized_relobj.
7977 (Relobj::is_section_specially_mapped): Remove.
7978 (Relobj::output_section): Remove poff parameter. Change all
7980 (Relobj::output_section_offset): New function.
7981 (Relobj::set_section_offset): Rewrite.
7982 (Relobj::map_to_output): Remove.
7983 (Relobj::output_sections): New function.
7984 (Relobj::do_output_section_offset): New pure virtual function.
7985 (Relobj::do_set_section_offset): Likewise.
7986 (class Sized_relobj): Add section_offsets_ field. Add comdat
7987 group support from Relobj. Update declarations.
7988 (Sized_relobj::get_output_section_offset): New function.
7989 (Sized_relobj::do_output_section_offset): New function.
7990 (Sized_relobj::do_set_section_offset): New function.
7991 * object.cc (Relobj::output_section_address): Remove.
7992 (Sized_relobj::Sized_relobj): Initialize new fields.
7993 (Sized_relobj::include_section_group): Cast find_kept_object to
7995 (Sized_relobj::include_linkonce_section): Likewise.
7996 (Sized_relobj::do_layout): Use separate arrays for output section
7998 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8000 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8001 output_sections and section_offsets.
8002 (Sized_relobj::write_local_symbols): Likewise.
8003 (map_to_kept_section): Compute output address directly.
8004 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8005 output_sections and section_offsets.
8006 (Sized_relobj::write_sections): Likewise.
8007 (Sized_relobj::relocate_sections): Likewise.
8008 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8009 * output.h (class Output_reloc): Update declarations. Change
8010 u2_.relobj to Sized_relobj*.
8011 (class Output_data_reloc): Change add functions to use
8013 * output.cc (Output_reloc::Output_reloc): Change relobj to
8015 (Output_reloc::local_section_offset): Change return type to
8016 Elf_Addr. Use get_output_section_offset.
8017 (Output_reloc::get_address): Likewise.
8018 (Output_section::is_input_address_mapped): Don't call
8019 is_section_specially_mapped.
8020 (Output_section::output_offset): Likewise.
8021 (Output_section::output_address): Likewise.
8022 (Output_section::starting_output_address): Likewise.
8023 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8024 parameter to Sized_relobj*.
8025 (Copy_relocs::need_copy_reloc): Likewise.
8026 (Copy_relocs::save): Likewise.
8027 * copy-relocs.h (class Copy_relocs): Update declarations.
8028 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8029 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8030 * target-reloc.h (relocate_for_relocatable): Change
8031 offset_in_output_section type to Elf_Addr. Change code that uses
8033 * layout.cc (Layout::layout): Always set *off.
8034 * mapfile.cc (Mapfile::print_input_section): Use
8035 output_section_offset.
8036 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8038 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8039 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8040 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8042 2008-07-03 Ian Lance Taylor <iant@google.com>
8044 * layout.cc (Layout::include_section): Do not discard unrecognized
8045 SHT_STRTAB sections.
8047 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8049 * script.cc (Lex::can_continue_name): Make '?' allowable in
8050 version-script names.
8051 * testsuite/version_script.map: Change glob pattern to use '?'
8053 2008-06-30 Manish Singh <yosh@gimp.org>
8056 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8059 2008-06-30 Ian Lance Taylor <iant@google.com>
8063 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8064 versions]: Don't try to read the value in the contents, since we
8065 don't use it. Use the template endianness when writing.
8067 2008-06-25 Cary Coutant <ccoutant@google.com>
8069 * fileread.cc (File_read::make_view): Assert on zero-length view.
8070 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8071 symbol table when there are no symbols to read.
8073 2008-06-23 Craig Silverstein <csilvers@google.com>
8075 * version.cc (version_string): Bump to 1.7
8077 2008-06-18 Craig Silverstein <csilvers@google.com>
8079 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8080 constant 0xFFFF to type Valtype.
8081 (Powerpc_relocate_functions::rel16_ha): Likewise.
8083 2008-06-17 Ian Lance Taylor <iant@google.com>
8085 * output.h (Output_section::Input_section): Initialize p2align_ to
8086 zero for Output_section_data constructors.
8087 (Output_section::Input_section::addralign): If not an input
8088 section, return the alignment of the Output_section_data.
8089 * testsuite/copy_test.cc: New file.
8090 * testsuite/copy_test_1.cc: New file.
8091 * testsuite/copy_test_2.cc: New file.
8092 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8093 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8094 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8095 (copy_test_1_pic.o, copy_test_1.so): New targets.
8096 (copy_test_2_pic.o, copy_test_2.so): New targets.
8097 * testsuite/Makefile.in: Rebuild.
8099 * script-sections.cc (Script_sections::place_orphan): Initialize
8100 local variable exact.
8102 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8104 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8106 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8107 David S. Miller <davem@davemloft.net>
8109 * powerpc.cc: New file.
8110 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8111 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8112 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8113 * Makefile.in: Rebuild.
8115 2008-06-09 Ian Lance Taylor <iant@google.com>
8117 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8119 (throwing, orig_terminate): New static variables.
8120 (terminate_handler): New static function.
8121 (t2): Set terminate handler.
8123 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8126 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8129 2008-05-30 Cary Coutant <ccoutant@google.com>
8131 * archive.cc (Archive::include_all_members) Correct to step
8132 over symbol table and extended name table in thin archives.
8134 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8137 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8140 2008-05-28 Caleb Howe <cshowe@google.com>
8142 * reduced_debug_output.cc: New file.
8143 * reduced_debug_output.h: New file.
8144 * options.h (class General_options): Add --strip-debug-non-line.
8145 * options.cc (General_options::finalize): Add strip_debug_non_line
8146 to the strip heirarchy.
8147 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8149 * layout.cc: Include "reduced_debug_output.h".
8150 (Layout::Layout): Initialize new fields.
8151 (line_only_debug_sections): New static array.
8152 (is_lines_only_debug_sections): New static inline function.
8153 (Layout::include_section): Handle --strip-debug-non-line.
8154 (Layout::make_output_section): If --strip-debug-non-line, build
8155 new output sections for .debug_abbrev and .debug_info.
8156 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8157 gold. Warn about possible overflow.
8158 (read_signed_LEB_128): Likewise.
8159 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8160 (read_signed_LEB_128): Declare.
8161 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8162 (HFILES): Add reduced_debug_output.h.
8163 * Makefile.in: Rebuild.
8165 2008-05-21 Ian Lance Taylor <iant@google.com>
8167 * mapfile.cc: New file.
8168 * mapfile.h: New file.
8169 * options.h (class General_options): Add -M/--print-map and -Map.
8170 * options.cc (General_options::finalize): Make -M equivalent to
8172 * main.cc: Include <cstdio> and "mapfile.h".
8173 (main): Open mapfile if requested.
8174 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8175 constructor. Change caller.
8176 (queue_initial_tasks): Add mapfile parameter. Change caller.
8177 (queue_middle_tasks): Likewise.
8178 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8180 * archive.cc: Include "mapfile.h".
8181 (Archive::add_symbols): Add mapfile parameter. Change all
8182 callers. Pass mapfile, symbol, and reason to include_member.
8183 (Archive::include_all_members): Add mapfile parameter. Change all
8185 (Archive::include_member): Add mapfile, sym, and why parameters.
8186 Change all callers. Report inclusion to map file.
8187 * archive.h: Include "fileread.h".
8188 (class Archive): Update declarations.
8189 (Archive::file): New const method.
8190 (class Add_archive_symbols): Add mapfile_ field. Update
8191 constructor. Change all callers.
8192 * readsyms.h (class Read_symbols): Likewise.
8193 (class Finish_group): Likewise.
8194 (class Read_script): Likewise.
8195 * common.cc: Include "mapfile.h".
8196 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8198 (Symbol_table::do_allocate_commons): Likewise.
8199 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8200 symbol allocation to mapfile.
8201 * common.h (class Allocate_commons_task): Add mapfile_ field.
8202 Update constructor. Change all callers.
8203 * symtab.h (class Symbol_table): Update declarations.
8204 * layout.cc: Include "mapfile.h".
8205 (Layout_task_runner::run): Print information to mapfile.
8206 (Layout::create_gold_note): Change Output_data_fixed_space to
8207 Output_data_zero_fill.
8208 (Layout::create_build_id): Likewise.
8209 (Layout::print_to_mapfile): New function.
8210 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8211 constructor. Change caller.
8212 (class Layout): Declare print_to_mapfile.
8213 * output.cc (Output_section::Input_section::print_to_mapfile): New
8215 (Output_section::add_input_section): If producing a map, always
8216 add to input_sections_ list.
8217 (Output_section::do_print_to_mapfile): New function.
8218 (Output_segment::print_sections_to_mapfile): New function.
8219 (Output_segment::print_section_list_to_mapfile): New function.
8220 * output.h: Include "mapfile.h".
8221 (Output_data::print_to_mapfile): New function.
8222 (Output_data::do_print_to_mapfile): New virtual function.
8223 (Output_segment_headers::do_print_to_mapfile): New function.
8224 (Output_file_header::do_print_to_mapfile): New function.
8225 (Output_data_const::do_print_to_mapfile): New function.
8226 (class Output_data_const_buffer): Add map_name_ field. Update
8227 constructor. Change all callers. Add do_print_to_mapfile
8229 (class Output_data_fixed_space): Likewise.
8230 (class Output_data_space): Likewise.
8231 (class Output_data_zero_fill): New class.
8232 (Output_data_strtab::do_print_to_mapfile): New function.
8233 (Output_data_reloc_base::do_print_to_mapfile): New function.
8234 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8235 (Output_data_group::do_print_to_mapfile): New function.
8236 (Output_data_got::do_print_to_mapfile): New function.
8237 (Output_data_dynamic::do_print_to_mapfile): New function.
8238 (Output_symtab_xindex::do_print_to_mapfile): New function.
8239 (class Output_section): Declare do_print_to_mapflie. Declare
8240 print_to_mapfile in Input_section.
8241 (class Output_segment): Declare new functions.
8242 * object.h (Sized_relobj::symbol_count): New function.
8243 * script-sections.cc
8244 (Output_section_element_dot_assignment::set_section_addresses):
8245 Change Output_data_fixed_space to Output_data_zero_fill.
8246 (Output_data_expression::do_print_to_mapfile): New function.
8247 * script.cc (read_input_script): Add mapfile parameter. Change
8249 * script.h (read_input_script): Update declaration.
8250 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8251 (Eh_frame::do_print_to_mapfile): New function.
8252 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8253 (Output_merge_string::do_print_to_mapfile): New function.
8254 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8256 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8258 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8260 * Makefile.am (CCFILES): Add mapfile.cc.
8261 (HFILES): Add mapfile.h.
8262 * Makefile.in: Rebuild.
8264 2008-05-19 Ian Lance Taylor <iant@google.com>
8266 * options.h (class General_options): Add -z relro.
8267 * layout.cc (Layout::Layout): Initialize relro_segment_.
8268 (Layout::add_output_section_data): Return the output section.
8269 (Layout::make_output_section): Rcognize relro sections and mark
8271 (Layout::attach_allocated_section_to_segment): Put relro sections
8272 in a PT_GNU_RELRO segment.
8273 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8275 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8277 (Layout::linkonce_mapping): Map d.rel.ro.local to
8279 (Layout::output_section_name): Us .data.rel.ro.local for any
8280 section which begins with that.
8281 * layout.h (class Layout): Update add_output_section_data
8282 declaration. Add relro_segment_ field.
8283 * output.cc (Output_section::Output_section): Initialize is_relro_
8284 and is_relro_local_ fields.
8285 (Output_segment::add_output_section): Group relro sections.
8286 (Output_segment::is_first_section_relro): New function.
8287 (Output_segment::maximum_alignment): If there is a relro section,
8288 align the segment to the common page size.
8289 (Output_segment::set_section_addresses): Track whether we are
8290 looking at relro sections. If the last section is a relro
8291 section, align to the common page size.
8292 (Output_segment::set_section_list_addresses): Add in_relro
8293 parameter. Change all callers. Align to the page size when
8294 moving from relro to non-relro section.
8295 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8297 * output.h (class Output_section): Add is_relro_ and
8298 is_relro_local_ fields.
8299 (Output_section::is_relro): New function.
8300 (Output_section::set_is_relro): New function.
8301 (Output_section::is_relro_local): New function.
8302 (Output_section::set_is_relro_local): New function.
8303 (class Output_segment): Update declarations.
8304 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8305 * sparc.cc (Target_sparc::got_section): Likewise.
8306 * x86_64.cc (Target_x86_64::got_section): Likewise.
8307 * testsuite/relro_test_main.cc: New file.
8308 * testsuite/relro_test.cc: New file.
8309 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8310 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8311 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8312 (relro_test.so, relro_test_pic.o): New targets.
8313 * testsuite/Makefile.in: Rebuild.
8315 2008-05-16 Ian Lance Taylor <iant@google.com>
8317 * output.cc (Output_segment::add_output_section): Remove front
8319 * output.h (class Output_segment): Remove
8320 add_initial_output_section and overloaded add_output_section.
8321 Update declaration of remaining add_output_section.
8322 * layout.cc (Layout::create_interp): Call add_output_section
8323 rather than add_initial_output_section.
8324 (Layout::finish_dynamic_section): Likewise.
8326 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8327 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8328 know the dynamic type.
8329 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8330 field. Initialize it in constructor.
8331 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8332 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8333 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8336 * output.cc (Output_reloc::get_address): Change return type to
8338 * output.h (class Output_reloc): Update get_address declaration.
8339 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8340 for section addresses.
8342 2008-05-09 Ian Lance Taylor <iant@google.com>
8345 * gold.cc (gold_nomem): Use return value of write.
8347 2008-05-08 Ian Lance Taylor <iant@google.com>
8349 * symtab.c (Symbol::init_base_output_data): Add version
8350 parameter. Change all callers.
8351 (Symbol::init_base_output_segment): Likewise.
8352 (Symbol::init_base_constant): Likewise.
8353 (Symbol::init_base_undefined): Likewise.
8354 (Sized_symbol::init_output_data): Likewise.
8355 (Sized_symbol::init_output_segment): Likewise.
8356 (Sized_symbol::init_constant): Likewise.
8357 (Sized_symbol::init_undefined): Likewise.
8358 (Symbol_table::do_define_in_output_data): If the new symbol has a
8359 version, mark it as the default.
8360 (Symbol_table::do_define_in_output_segment): Likewise.
8361 (Symbol_table::do_define_as_constant): Likewise.
8362 * symtab.h (class Symbol): Update declarations.
8363 (class Sized_symbol): Likewise.
8364 * resolve.cc (Symbol::override_version): New function.
8365 (Symbol::override_base): Call override_version.
8366 (Symbol::override_base_with_special): Likewise.
8367 * testsuite/ver_script_8.script: New file.
8368 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8369 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8370 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8371 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8373 2008-05-06 Ian Lance Taylor <iant@google.com>
8376 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8378 (class General_options): Remove existing --undefined, and add
8379 --no-undefined instead. Add new --undefined as synonym for -u.
8380 * archive.cc (Archive::add_symbols): Check whether symbol was
8382 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8383 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8384 all uses. Add IS_UNDEFINED. Update declarations to split
8385 different versions of init_base. Declare init_base_undefined.
8386 (Symbol::is_defined): Handle IS_UNDEFINED.
8387 (Symbol::is_undefined): Likewise.
8388 (Symbol::is_weak_undefined): Call is_undefined.
8389 (Symbol::is_absolute): Handle IS_CONSTANT.
8390 (class Sized_symbol): Update declarations to split different
8391 versions of init. Declare init_undefined.
8392 (class Symbol_table): Declare new functions.
8393 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8395 (Symbol::init_base_output_data): Likewise.
8396 (Symbol::init_base_output_segment): Likewise.
8397 (Symbol::init_base_constant): Likewise.
8398 (Symbol::init_base_undefined): New function.
8399 (Sized_symbol::init_object): Rename from init. Change all
8401 (Sized_symbol::init_output_data): Likewise.
8402 (Sized_symbol::init_output_segment): Likewise.
8403 (Sized_symbol::init_constant): Likewise.
8404 (Sized_symbol::init_undefined): New function.
8405 (Symbol_table::add_undefined_symbols_from_command_line): New
8407 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8409 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8410 (Symbol::output_section): Likewise.
8411 (Symbol::set_output_section): Likewise.
8412 (Symbol_table::sized_finalize_symbol): Likewise.
8413 (Symbol_table::sized_write_globals): Likewise.
8414 * resolve.cc (Symbol_table::should_override): Likewise.
8415 (Symbol::override_base_with_special): Likewise.
8417 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8418 symbol, change it to have default visibility.
8419 * testsuite/protected_1.cc: New file.
8420 * testsuite/protected_2.cc: New file.
8421 * testsuite/protected_3.cc: New file.
8422 * testsuite/protected_main_1.cc: New file.
8423 * testsuite/protected_main_2.cc: New file.
8424 * testsuite/protected_main_3.cc: New file.
8425 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8426 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8427 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8428 (protected_1.so): New target.
8429 (protected_1_pic.o, protected_2_pic.o): New targets.
8430 (protected_3_pic.o): New target.
8431 (check_PROGRAMS): Add protected_2.
8432 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8433 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8434 * testsuite/Makefile.in: Rebuild.
8436 * options.h (DEFINE_var): Add set_user_set_##varname__.
8437 (DEFINE_bool_alias): New macro.
8438 (class General_options): Define -Bstatic using DEFINE_bool_alias
8439 rather than DEFINE_special. Add --undefined as an alias for -z
8441 * options.cc (General_options::parse_Bstatic): Remove.
8443 * options.h (class General_options): Add --fatal-warnings.
8444 * main.cc (main): Implement --fatal-warnings.
8445 * errors.h (Errors::warning_count): New function.
8447 * options.h (class General_options): Add -Bsymbolic-functions.
8448 * symtab.h (Symbol::is_preemptible): Check for
8449 -Bsymbolic-functions.
8451 2008-05-05 Ian Lance Taylor <iant@google.com>
8453 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8454 as noVARNAME rather than no-VARNAME.
8455 (class General_options): Add option -z combreloc.
8456 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8458 (Output_reloc::sort_before) [SHT_REL]: New function.
8459 (Output_reloc::sort_before) [SHT_RELA]: New function.
8460 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8461 Sort_relocs_comparison.
8462 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8463 parameter. Change all callers.
8464 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8465 sort_relocs parameter. Change all callers.
8466 * output.cc (Output_reloc::get_address): New function, broken out
8468 (Output_reloc::write_rel): Call it.
8469 (Output_reloc::compare): New function.
8470 (Output_data_reloc_base::do_write): Optionally sort relocs.
8472 * configure.ac: If targ_extra_obj is set, link it in.
8473 * configure.tgt: Initialize all variables.
8474 (x86_64*): Set targ_extra_obj and targ_extra_size.
8475 * configure: Rebuild.
8477 * object.cc (Sized_relobj::include_section_group): Adjust section
8478 indexes read from group data. Build vector to pass to
8480 * layout.cc (Layout::layout_group): Add flags and shndxes
8481 parameters. Remove contents parameter. Change caller. Update
8482 explicit instantiations.
8483 * layout.h (class Layout): Update layout_group declaration.
8484 * output.cc (Output_data_group::Output_data_group): Add flags and
8485 input_shndxes parameters. Remove contents parameter. Change
8487 (Output_data_group::do_write): Change input_sections_ to
8489 * output.h (class Output_data_group): Update constructor
8490 declaration. Rename input_sections_ to input_shndxes_.
8491 * testsuite/many_sections_test.cc: Add template.
8493 2008-04-30 Cary Coutant <ccoutant@google.com>
8495 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8497 * layout.cc (Layout::include_section): Refactored check for debug
8499 (Layout::add_comdat): Add new parameters. Change type
8500 of signature parameter. Add object and shndx to signatures table.
8501 (Layout::find_kept_object): New function.
8502 * layout.h: Include <cstring>.
8503 (Layout::is_debug_info_section): New function.
8504 (Layout::add_comdat): Add new parameters.
8505 (Layout::find_kept_object): New function.
8506 (Layout::Kept_section): New struct.
8507 (Layout::Signatures): Change type of map range.
8508 * object.cc (Relobj::output_section_address): New function.
8509 (Sized_relobj::include_section_group): Add new parameters. Change
8510 calls to Layout::add_comdat. Change to build table of kept comdat
8511 groups and table mapping discarded sections to kept sections.
8512 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8513 (Sized_relobj::do_layout): Change calls to include_section_group and
8514 include_linkonce_section.
8515 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8516 value to zero when section is discarded.
8517 (Sized_relobj::map_to_kept_section): New function.
8518 * object.h (Relobj::output_section_address): New function.
8519 (Relobj::Comdat_group): New type.
8520 (Relobj::find_comdat_group): New function.
8521 (Relobj::Comdat_group_table): New type.
8522 (Relobj::Kept_comdat_section): New type.
8523 (Relobj::Kept_comdat_section_table): New type.
8524 (Relobj::add_comdat_group): New function.
8525 (Relobj::set_kept_comdat_section): New function.
8526 (Relobj::get_kept_comdat_section): New function.
8527 (Relobj::comdat_groups_): New field.
8528 (Relobj::kept_comdat_sections_): New field.
8529 (Symbol_value::input_value): Update comment.
8530 (Sized_relobj::map_to_kept_section) New function.
8531 (Sized_relobj::include_linkonce_section): Add new parameter.
8532 * target-reloc.h (Comdat_behavior): New type.
8533 (get_comdat_behavior): New function.
8534 (relocate_section): Add code to map a discarded section to the
8535 corresponding kept section when applying a relocation.
8537 2008-04-30 Craig Silverstein <csilvers@google.com>
8539 * dwarf_reader.cc (next_generation_count): New static var.
8540 (Addr2line_cache_entry): New struct.
8541 (addr2line_cache): New static var.
8542 (Dwarf_line_info::one_addr2line): Added caching.
8543 (Dwarf_line_info::clear_addr2line_cache): New function.
8544 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8545 cache-size parameter.
8546 (Dwarf_line_info::one_addr2line_cache): New function.
8547 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8548 new cache-size argument to one_addr2line(), and clear cache.
8550 2008-04-28 Cary Coutant <ccoutant@google.com>
8552 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8553 R_386_PC8 relocations.
8555 2008-04-23 Ian Lance Taylor <iant@google.com>
8557 * object.cc (Sized_relobj::include_section_group): Check for
8558 invalid section group.
8560 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8563 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8564 than read for file header.
8565 * archive.cc (Archive::include_member): Likewise.
8567 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8569 * aclocal.m4: Regenerate.
8570 * configure: Regenerate.
8572 2008-04-19 Ian Lance Taylor <iant@google.com>
8574 * version.cc (version_string): Bump to 1.6.
8576 * testsuite/Makefile.am (many_sections_r_test): New target.
8577 (many_sections_r_test_SOURCES): Remove.
8578 (many_sections_r_test_DEPENDENCIES): Remove.
8579 (many_sections_r_test_LDFLAGS): Remove.
8580 (many_sections_r_test_LDADD): Remove.
8582 * object.cc (Sized_relobj::do_add_symbols): Always pass
8583 local_symbol_count_ to add_from_relobj.
8585 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8586 every thousand variables.
8587 * testsuite/Makefile.in: Rebuild.
8589 * object.cc (Xindex::initialize_symtab_xindex): New function.
8590 (Xindex::read_symtab_xindex): New function.
8591 (Xindex::sym_xindex_to_shndx): New function.
8592 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8594 (Sized_relobj::do_initialize_xindex): New function.
8595 (Sized_relobj::do_read_symbols): Adjust section links.
8596 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8597 parameter. Change all callers.
8598 (Sized_relobj::include_section_group): Adjust section links and
8599 symbol section indexes.
8600 (Sized_relobj::do_layout): Adjust section links.
8601 (Sized_relobj::do_count_local_symbols): Adjust section links and
8602 symbol section indexes.
8603 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8604 ordinary and special symbols.
8605 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8606 dynsym_xindex parameters. Change all callers. Adjust section
8607 links. Use SHN_XINDEX when needed.
8608 (Sized_relobj::get_symbol_location_info): Adjust section links.
8609 Don't get fooled by special symbols.
8610 * object.h (class Xindex): Define.
8611 (class Object): Add xindex_ parameter. Declare virtual functoin
8612 do_initialize_xindex.
8613 (Object::adjust_sym_shndx): New function.
8614 (Object::set_xindex): New protected function.
8615 (class Symbol_value): Add is_ordinary_shndx_ field.
8616 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8617 (Symbol_value::value): Assert ordinary section.
8618 (Symbol_value::initialize_input_to_output_map): Likewise.
8619 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8621 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8623 (class Sized_relobj): Update declarations.
8624 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8625 parameter. Change all callers.
8626 (Sized_relobj::adjust_shndx): New function.
8627 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8629 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8630 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8631 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8632 (Sized_dynobj::read_dynsym_section): Adjust section links.
8633 (Sized_dynobj::read_dynamic): Likewise.
8634 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8636 (Sized_dynobj::do_initialize_xindex): New function.
8637 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8638 do_initialize_xindex.
8639 (Sized_dynobj::adjust_shndx): New function.
8640 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8641 dynsym_xindex_ fields.
8642 (Layout::finalize): Add a call to set_section_indexes before
8643 creating the symtab sections.
8644 (Layout::set_section_indexes): Don't do anything if the section
8645 already has a section index.
8646 (Layout::create_symtab_sections): Add shnum parameter. Change
8647 caller. Create .symtab_shndx section if needed.
8648 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8650 (Layout::allocated_output_section_count): New function.
8651 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8653 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8654 fields. Update declarations.
8655 (Layout::symtab_xindex): New function.
8656 (Layout::dynsym_xindex): New function.
8657 (class Write_symbols_task): Add layout_ field.
8658 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8660 * output.cc (Output_section_headers::Output_section_headers): Add
8661 shstrtab_section parameter. Change all callers.
8662 (Output_section_headers::do_sized_write): Store overflow values
8663 for section count and section string table section index in
8664 section header zero.
8665 (Output_file_header::do_sized_write): Check for overflow of
8666 section count and section string table section index.
8667 (Output_symtab_xindex::do_write): New function.
8668 (Output_symtab_xindex::endian_do_write): New function.
8669 * output.h (class Output_section_headers): Add shstrtab_section_.
8670 Update declarations.
8671 (class Output_symtab_xindex): Define.
8672 (Output_section::has_out_shndx): New function.
8673 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8675 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8677 (Sized_symbol::init): Likewise.
8678 (Symbol::output_section): Check for ordinary symbol.
8679 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8680 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8682 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8683 Change all callers. Simplify handling of symbols from sections
8684 not included in the link.
8685 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8687 (Weak_alias_sorter::operator()): Assert that symbols are
8689 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8691 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8692 parameters. Change all callers.
8693 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8694 symbol distinction. Use SHN_XINDEX when needed.
8695 (Symbol_table::write_section_symbol): Add symtab_xindex
8696 parameter. Change all callers.
8697 (Symbol_table::sized_write_section_symbol): Likewise. Use
8698 SHN_XINDEX when needed.
8699 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8701 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8702 (Symbol::is_defined): Check is_ordinary.
8703 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8704 (Symbol::is_absolute, Symbol::is_common): Likewise.
8705 (class Sized_symbol): Update declarations.
8706 (class Symbol_table): Update declarations.
8707 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8708 parameters. Change all callers.
8709 (Sized_symbol::override): Likewise.
8710 (Symbol_table::override): Likewise.
8711 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8712 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8713 is_ordinary, and orig_st_shndx parameters. Change all callers.
8714 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8715 to be in an ordinary section.
8716 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8717 object and is_ordinary parameters. Change all callers.
8718 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8719 Change all callers. Don't add undefined or non-ordinary symbols
8721 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8723 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8725 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8726 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8727 (Sized_relobj::relocate_sections): Likewise.
8728 * target-reloc.h (scan_relocs): Adjust section symbol index.
8729 (scan_relocatable_relocs): Likewise.
8730 * i386.cc (Scan::local): Check for ordinary symbols.
8731 * sparc.cc (Scan::local): Likewise.
8732 * x86_64.cc (Scan::local): Likewise.
8733 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8734 to symbol_section_and_value.
8735 * testsuite/many_sections_test.cc: New file.
8736 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8737 (check_PROGRAMS): Add many_sections_test.
8738 (many_sections_test_SOURCES): Define.
8739 (many_sections_test_DEPENDENCIES): Define.
8740 (many_sections_test_LDFLAGS): Define.
8741 (BUILT_SOURCES): Add many_sections_define.h.
8742 (many_sections_define.h): New target.
8743 (BUILT_SOURCES): Add many_sections_check.h.
8744 (many_sections_check.h): New target.
8745 (check_PROGRAMS): Add many_sections_r_test.
8746 (many_sections_r_test_SOURCES): Define.
8747 (many_sections_r_test_DEPENDENCIES): Define.
8748 (many_sections_r_test_LDFLAGS): Define.
8749 (many_sections_r_test_LDADD): Define.
8750 (many_sections_r_test.o): New target.
8751 * testsuite/Makefile.in: Rebuild.
8753 2008-04-17 Cary Coutant <ccoutant@google.com>
8755 * errors.cc (Errors::info): New function.
8756 (gold_info): New function.
8757 * errors.h (Errors::info): New function.
8758 * gold.h (gold_info): New function.
8759 * object.cc (Input_objects::add_object): Print trace output.
8760 * options.cc (options::parse_set): New function.
8761 (General_options::parse_wrap): Deleted.
8762 (General_options::General_options): Deleted initializer.
8763 * options.h (options::String_set): New typedef.
8764 (options::parse_set): New function.
8765 (DEFINE_set): New macro.
8766 (General_options::wrap): Changed to use DEFINE_set. Changed
8767 callers of any_wrap_symbols and is_wrap_symbol.
8768 (General_options::trace, General_options::trace_symbol):
8770 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8771 (General_options::wrap_symbols_): Deleted.
8772 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8774 2008-04-17 David S. Miller <davem@davemloft.net>
8776 * options.cc (General_options::parse_V): New function.
8777 * options.h: Add entries for -V and -Qy.
8779 2008-04-17 Ian Lance Taylor <iant@google.com>
8781 * common.cc (Symbol_table::allocate_commons): Remove options
8782 parameter. Change caller.
8783 (Symbol_table::do_allocate_commons): Remove options parameter.
8784 Change caller. Just call do_allocate_commons_list twice.
8785 (Symbol_table::do_allocate_commons_list): New function, broken out
8786 of do_allocate_commons.
8787 * common.h (class Allocate_commons_task): Remove options_ field.
8789 * symtab.cc (Symbol_table::Symbol_table): Initialize
8791 (Symbol_table::add_from_object): Put TLS common symbols on
8793 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8794 which are IN_OUTPUT_DATA.
8795 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8796 allocate_commons and do_allocate_commons declarations. Declare
8797 do_allocate_commons_list.
8798 * gold.cc (queue_middle_tasks): Update creation of
8799 Allocate_commons_task to not pass options.
8800 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8801 (TLS_TEST_C_FLAGS): New variable.
8802 (tls_test_c_pic.o): New target.
8803 (tls_test_shared.so): Link in tls_test_c_pic.o.
8804 (tls_test_c_pic_ie.o): New target.
8805 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8806 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8807 (tls_test_c.o): New target.
8808 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8809 (tls_pic_test_LDADD): Likewise.
8810 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8811 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8812 (tls_test_c_gnu2.o): New target.
8813 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8815 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8816 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8817 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8818 * testsuite/tls_test.cc: Include "config.h".
8819 (t_last): Call t11_last.
8820 * testsuite/tls_test.h (t11, t11_last): Declare.
8821 * testsuite/tls_test_c.c: New file.
8822 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8823 * configure.ac: Check for OpenMP support.
8824 * configure, config.in, Makefile.in: Rebuild.
8825 * testsuite/Makefile.in: Rebuild.
8827 2008-04-16 Cary Coutant <ccoutant@google.com>
8829 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8830 (Target_i386::tls_base_symbol_defined_): New field.
8831 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8832 (Target_i386::Scan::global): Likewise.
8833 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8834 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8835 (Target_x86_64::tls_base_symbol_defined_): New field.
8836 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8837 (Target_x86_64::Scan::global): Likewise.
8839 2008-04-16 Cary Coutant <ccoutant@google.com>
8841 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8842 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8843 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8844 building shared libraries.
8845 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8846 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8847 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8848 * testsuite/Makefile.in: Rebuild.
8849 * testsuite/weak_undef.h: New file.
8850 * testsuite/weak_undef_file1.cc: Add extra test cases.
8851 * testsuite/weak_undef_file2.cc: Likewise.
8852 * testsuite/weak_undef_test.cc: Likewise.
8854 2008-04-16 David S. Miller <davem@davemloft.net>
8856 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8857 Add issued_non_pic_error_ field. Declare check_non_pic.
8858 (Target_sparc::Scan::check_non_pic): New function.
8859 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8860 (Target_sparc::Scan::global): Likewise.
8862 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8863 * configure: Rebuild.
8865 * options.h (DEFINE_enable): New macro.
8866 (new_dtags): New enable option.
8867 (initfirst, interpose, loadfltr, nodefaultlib,
8868 nodelete, nodlopen, nodump): New -z options.
8869 * layout.cc (Layout:finish_dynamic_section): If new
8870 dtags enabled, emit DT_RUNPATH. Also, emit a
8871 DT_FLAGS_1 containing any specified -z flags.
8873 2008-04-16 Ian Lance Taylor <iant@google.com>
8875 * copy-relocs.cc: New file.
8876 * copy-relocs.h: New file.
8877 * reloc.cc: Remove Copy_relocs code.
8878 * reloc.h: Likewise.
8879 * reloc-types.h (struct Reloc_types) [both versions]: Add
8880 get_reloc_addend_noerror.
8881 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8882 variants of add_global which take an addend which must be zero.
8883 * i386.cc: Include "copy-relocs.h".
8884 (class Target_i386): Change type of copy_relocs_ to variable,
8886 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8888 (Target_i386::do_finalize_sections): Change handling of
8890 * sparc.cc: Include "copy-relocs.h".
8891 (class Target_sparc): Change type of copy_relocs_ to variable,
8893 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8895 (Target_sparc::do_finalize_sections): Change handling of
8897 * x86_64.cc: Include "copy-relocs.h".
8898 (class Target_x86_64): Change type of copy_relocs_ to variable,
8900 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8901 class. Change all callers.
8902 (Target_x86_64::do_finalize_sections): Change handling of
8904 * Makefile.am (CCFILES): Add copy-relocs.cc.
8905 (HFILES): Add copy-relocs.h.
8907 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8909 * testsuite/script_test_4.sh: Permit leading zeroes.
8911 2008-04-15 Ian Lance Taylor <iant@google.com>
8913 * script-sections.cc (Script_sections::create_segments): Use
8914 header_size_adjustment even when there is enough room for the
8916 * testsuite/script_test_4.sh: New file.
8917 * testsuite/script_test_4.t: New file.
8918 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8919 (check_DATA): Add script_test_4.stdout.
8920 (MOSTLYCLEANFILES): Likewise.
8921 (script_test_4): New target.
8922 (script_test_4.stdout): New target.
8923 * testsuite/Makefile.in: Rebuild.
8925 * sparc.cc: Add definitions for Output_data_plt_sparc class
8928 2008-04-14 David S. Miller <davem@davemloft.net>
8930 * sparc.cc: New file.
8931 * Makefile.am (TARGETSOURCES): Add sparc.cc
8932 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8933 * configure.tgt: Document targ_extra_size and
8934 targ_extra_big_endian. Add entries for sparc-* and
8936 * configure.ac: Handle targ_extra_size and
8937 targ_extra_big_endian.
8938 * Makefile.in: Rebuild.
8939 * configure: Likewise.
8940 * po/POTFILES.in: Likewise.
8941 * po/gold.pot: Likewise.
8943 2008-04-14 Ian Lance Taylor <iant@google.com>
8945 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8946 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8947 in the name/type/flags to section mapping. Don't call
8948 allocate_output_section.
8949 (Layout::choose_output_section): Change parameter from adjust_name
8950 to is_input_section. Don't permit input sections after sections
8951 are attached to segments. Don't call allocate_output_section.
8952 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8953 not write_enable_output_section.
8954 (Layout::make_output_section): Don't push to
8955 unattached_section_list_ nor call attach_to_segment. Call
8956 attach_section_to_segment if sections are attached.
8957 (Layout::attach_sections_to_segments): New function.
8958 (Layout::attach_section_to_segment): New function.
8959 (Layout::attach_allocated_section_to_segment): Rename from
8960 attach_to_segment. Remove flags parameter.
8961 (Layout::allocate_output_section): Remove function.
8962 (Layout::write_enable_output_section): Remove function.
8963 * layout.h (class Layout): Update for above changes. Add new
8964 field sections_are_attached_.
8965 * output.h (Output_section::update_flags_for_input_section): New
8967 * output.cc (Output_section::add_input_section): Call
8968 update_flags_for_input_section.
8969 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8971 2008-04-11 Cary Coutant <ccoutant@google.com>
8973 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8974 thought unnecessary.
8975 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8977 2008-04-11 Ian Lance Taylor <iant@google.com>
8979 * output.h (class Output_section_data): Remove inline definition
8981 * output.cc (Output_section_data::set_addralign): New function.
8983 2008-04-11 Cary Coutant <ccoutant@google.com>
8985 Add support for TLS descriptors for i386 and x86_64.
8986 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8987 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8988 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8990 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8991 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8992 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8994 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8995 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8996 Fix problem with initial-exec relocations.
8997 (Target_i386::Relocate::relocate_tls): Likewise.
8998 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9000 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9001 support for section-plus-offset dynamic table entries.
9002 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9003 (Output_data_dynamic::Dynamic_entry): Add support for
9004 section-plus-offset dynamic table entries.
9005 (Output_data_dynamic::Classification): Likewise.
9006 (Output_data_dynamic::classification_): Renamed offset_.
9007 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9008 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9009 (Target_x86_64::make_plt_section): New function.
9010 (Target_x86_64::reserve_tlsdesc_entries): New function.
9011 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9012 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9013 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9014 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9015 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9016 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9017 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9018 add extra PLT entry for TLS descriptors.
9019 (Output_data_plt_x86_64::got_): New field.
9020 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9021 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9023 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9025 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9026 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9027 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9028 R_386_TLS_DESC_CALL relocations.
9029 (Target_x86_64::Scan::global): Likewise.
9030 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9031 for TLS descriptors.
9032 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9033 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9034 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9035 GD-to-IE relaxation.
9036 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9037 and TLS_DESCRIPTORS.
9038 * Makefile.in: Rebuild.
9039 * configure: Rebuild.
9040 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9041 (tls_test_shared2.so): New target.
9042 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9043 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9044 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9045 (tls_shared_gd_to_ie_test_LDADD): New variable.
9046 (tls_shared_gnu2_gd_to_ie_test): New target.
9047 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9049 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9050 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9051 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9052 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9053 (tls_shared_gnu2_test): New target.
9054 (tls_test_gnu2_shared.so): New target.
9055 (tls_shared_gnu2_test_SOURCES): New variable.
9056 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9057 (tls_shared_gnu2_test_LDFLAGS): New variable.
9058 (tls_shared_gnu2_test_LDADD): New variable.
9059 * testsuite/Makefile.in: Rebuild.
9060 * testsuite/Makefile.
9062 2008-04-11 Ian Lance Taylor <iant@google.com>
9064 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9066 * testsuite/Makefile.in: Rebuild.
9068 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9070 * testsuite/script_test_2.cc (main): Adjust test.
9072 2008-04-11 David S. Miller <davem@davemloft.net>
9073 Ian Lance Taylor <iant@google.com>
9075 * options.h (General_options): Add entries for '-Y' and
9077 * options.cc (General_options:finalize): If -Y was used, add those
9078 entries to the library path instead of the default "/lib" and
9081 2008-04-11 David S. Miller <davem@davemloft.net>
9083 * testsuite/justsyms.t: Start at 0x100.
9084 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9085 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9087 * testsuite/script_test_2.cc: Adjust string and section length
9090 2008-04-09 Ian Lance Taylor <iant@google.com>
9093 * script-sections.cc (Sections_element::allocate_to_segment): Add
9095 (Output_section_definition::allocate_to_segment): Likewise.
9096 (Orphan_output_section::allocate_to_segment): Likewise.
9097 (Script_sections::attach_sections_using_phdrs_clause): Don't
9098 propagate non-PT_LOAD segments to orphan sections.
9099 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9100 readelf rather than objdump.
9101 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9102 .interp section and PT_INTERP segment are the same size.
9103 * testsuite/Makefile.in: Rebuild.
9105 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9106 aliases for symbols defined in the same object.
9107 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9108 (weak_alias_test_SOURCES): New variable.
9109 (weak_alias_test_DEPENDENCIES): New variable.
9110 (weak_alias_test_LDFLAGS): New variable.
9111 (weak_alias_test_LDADD): New variable.
9112 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9113 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9114 (weak_alias_test_3.o): New target.
9115 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9116 * testsuite/weak_alias_test_main.cc: New file.
9117 * testsuite/weak_alias_test_1.cc: New file.
9118 * testsuite/weak_alias_test_2.cc: New file.
9119 * testsuite/weak_alias_test_3.cc: New file.
9121 2008-04-08 Ian Lance Taylor <iant@google.com>
9123 * options.h (class General_options): Add --noinhibit-exec option.
9124 * main.cc (main): Check --noinhibit-exec.
9126 * options.h (class General_options): Define --wrap as a special
9127 option. Add wrap_symbols_ field.
9128 (General_options::any_wrap_symbols): New function.
9129 (General_options::is_wrap_symbol): New function.
9130 * options.cc (General_options::parse_wrap): New function.
9131 (General_options::General_options): Initialize wrap_symbols_.
9132 * symtab.cc (Symbol_table::wrap_symbol): New function.
9133 (Symbol_table::add_from_object): Handle --wrap.
9134 * symtab.h (class Symbol_table): Declare wrap_symbol.
9135 * target.h (Target::wrap_char): New function.
9136 (Target::Target_info): Add wrap_char field.
9137 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9138 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9139 * testsuite/testfile.cc (Target_test::test_target_info):
9142 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9145 * layout.h (class Layout): Add added_eh_frame_data_ field.
9146 * layout.cc (Layout::Layout): Initialize new field.
9147 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9148 output section until we find a section we merged successfully.
9149 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9150 that the size be non-zero.
9152 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9155 2008-04-08 Craig Silverstein <csilvers@google.com>
9157 * configure.ac: Export new conditional variable HAVE_ZLIB.
9158 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9160 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9161 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9163 2008-04-07 Ian Lance Taylor <iant@google.com>
9165 * version.cc (version_string): Set to "1.5".
9167 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9168 Add issued_non_pic_error_ field. Declare check_non_pic.
9169 (Target_x86_64::Scan::check_non_pic): New function.
9170 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9171 (Target_x86_64::Scan::global): Likewise.
9173 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9174 addend parameter. Change caller. Handle merge sections.
9175 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9176 Address to Addend. Don't add in the result of
9177 local_section_offset, pass down the addend and use the returned
9179 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9180 Update declarations of local_section_offset and symbol_value.
9181 * testsuite/two_file_test_1.cc (t18): New function.
9182 * testsuite/two_file_test_2.cc (f18): New function.
9183 * testsuite/two_file_test_main.cc (main): Call t18.
9184 * testsuite/two_file_test.h (t18, f18): Declare.
9186 * configure.ac: Don't test for objdump, c++filt, or readelf.
9187 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9189 (TEST_READELF): New variable.
9190 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9191 (check_PROGRAMS): Add two_file_strip_test.
9192 (two_file_strip_test): New target.
9193 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9194 (two_file_same_shared_strip_test_SOURCES): New variable.
9195 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9196 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9197 (two_file_same_shared_strip_test_LDADD): New variable.
9198 (two_file_shared_strip.so): New target.
9199 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9200 (ver_test_5.syms, ver_test_7.syms): Likewise.
9201 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9202 (strip_test_3.stdout): Use TEST_OBJDUMP.
9203 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9205 2008-04-04 Cary Coutant <ccoutant@google.com>
9207 * symtab.h (Symbol::is_weak_undefined): New function.
9208 (Symbol::is_strong_undefined): New function.
9209 (Symbol::is_absolute): New function.
9210 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9211 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9213 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9214 (weak_undef_test): New target.
9215 * testsuite/Makefile.in: Rebuild.
9216 * testsuite/weak_undef_file1.cc: New file.
9217 * testsuite/weak_undef_file2.cc: New file.
9218 * testsuite/weak_undef_test.cc: New file.
9220 2008-04-03 Craig Silverstein <csilvers@google.com>
9222 * compressed_output.h (class Output_compressed_section): Use
9224 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9226 (zlib_compressed_suffix): Removed.
9227 (Output_compressed_section::set_final_data_size): Use unsigned
9229 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9230 Fix linker invocation.
9231 (flagstest_o_specialfile_and_compress_debug_sections):
9233 * testsuite/Makefile.in: Regenerated.
9235 2008-04-02 David S. Miller <davem@davemloft.net>
9237 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9238 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9240 2008-04-02 Craig Silverstein <csilvers@google.com>
9244 2008-04-02 Ian Lance Taylor <iant@google.com>
9246 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9247 parameters. Update for new key type to views_. Change all
9249 (File_read::read): Adjust for byteshift in returned view.
9250 (File_read::add_view): New function, broken out of
9252 (File_read::make_view): New function, broken out of
9254 (File_read::find_or_make_view): Add offset and aligned
9255 parameters. Rewrite accordingly. Change all callers.
9256 (File_read::get_view): Add offset and aligned parameters. Adjust
9257 for byteshift in return value.
9258 (File_read::get_lasting_view): Likewise.
9259 * fileread.h (class File_read): Update declarations.
9260 (class File_read::View): Add byteshift_ field. Add byteshift to
9261 constructor. Add byteshift method.
9262 * archive.h (Archive::clear_uncached_views): New function.
9263 (Archive::get_view): Add aligned parameter. Change all callers.
9264 * object.h (Object::get_view): Add aligned parameter. Change all
9266 (Object::get_lasting_view): Likewise.
9268 * fileread.cc (File_read::release): Don't call clear_views if
9269 there are multiple objects.
9270 * fileread.h (File_read::clear_uncached_views): New function.
9271 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9274 2008-03-31 Cary Coutant <ccoutant@google.com>
9276 Add thin archive support.
9277 * archive.cc (Archive::armagt): New const.
9278 (Archive::setup): Remove task parameter and calls to unlock.
9279 (Archive::unlock_nested_archives): New function.
9280 (Archive::read_header): Add nested_off parameter. Change
9282 (Archive::interpret_header): Likewise.
9283 (Archive::include_all_members): Change to handle thin
9285 (Archive::include_member): Likewise.
9286 * archive.h (Archive::Archive): Add new parameters and
9288 (Archive::armagt): New const.
9289 (Archive::setup): Remove task parameter.
9290 (Archive::unlock_nested_archives): New function.
9291 (Archive::read_header): Add nested_off parameter.
9292 (Archive::interpret_header): Likewise.
9293 (Archive::Nested_archive_table): New typedef.
9294 (Archive::is_thin_archive_): New field.
9295 (Archive::nested_archives_): New field.
9296 (Archive::options_): New field.
9297 (Archive::dirpath_): New field.
9298 (Archive::task_): New field.
9299 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9300 for thin archives. Pass additional parameters to
9301 Archive::Archive. Unlock the archive file after calling
9304 2008-03-29 Ian Lance Taylor <iant@google.com>
9306 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9307 version symbol to be local.
9308 * testsuite/ver_test_4.sh: New file.
9309 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9310 (check_DATA): Add ver_test_4.syms.
9311 (ver_test_4.syms): New target.
9312 * testsuite/Makefile.in: Rebuild.
9315 (Output_section::Input_section_sort_entry::has_priority): New
9317 (Output_section::Input_section_sort_entry::match_file_name): New
9319 (Output_section::Input_section_sort_entry::match_section_name):
9321 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9323 (Output_section::Input_section_sort_entry::match_section_file):
9325 (Output_section::Input_section_sort_compare::operator()): Rewrite
9326 using new Input_section_sort_entry functions. Sort crtbegin and
9327 crtend first. Sort sections with no priority before sections with
9329 * testsuite/initpri1.c (d3): Check j != 4.
9330 (cd5): New constructor/destructor function.
9331 (main): Check j != 2.
9333 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9334 new symbol when resolving, don't call set_is_default.
9335 * testsuite/ver_test_7.cc: New file.
9336 * testsuite/ver_test_7.sh: New file.
9337 * testsuite/Makefile.am (ver_test_7.so): New target.
9338 (ver_test_7.o): New target.
9339 (check_SCRIPTS): Add ver_test_7.sh.
9340 (check_DATA): Add ver_test_7.syms.
9341 (ver_test_7.syms): New target.
9343 2008-03-28 Ian Lance Taylor <iant@google.com>
9345 * layout.cc (Layout::layout): If we see an input section with a
9346 name that needs sorting, set the must_sort flag for the output
9348 (Layout::make_output_section): If the name of the output section
9349 indicates that it might require sorting, set the may_sort flag.
9350 * output.h (Output_section::may_sort_attached_input_sections): New
9352 (Output_section::set_may_sort_attached_input_sections): New
9354 (Output_section::must_sort_attached_input_sections): New
9356 (Output_section::set_must_sort_attached_input_sections): New
9358 (class Output_section): Declare Input_section_sort_entry. Define
9359 Input_section_sort_compare. Declare
9360 sort_attached_input_sections. Add new fields:
9361 may_sort_attached_input_sections_,
9362 must_sort_attached_input_sections_,
9363 attached_input_sections_are_sorted_.
9364 * output.cc (Output_section::Output_section): Initialize new
9366 (Output_section::add_input_section): Add an entry to
9367 input_sections_ if may_sort or must_sort are true.
9368 (Output_section::set_final_data_size): Call
9369 sort_attached_input_sections if necessary.
9370 (Output_section::Input_section_sort_entry): Define new class.
9371 (Output_section::Input_section_sort_compare::operator()): New
9373 (Output_section::sort_attached_input_sections): New function.
9374 * configure.ac: Check whether the compiler supports constructor
9375 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9376 * testsuite/initpri1.c: New file.
9377 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9378 CONSTRUCTOR_PRIORITY.
9379 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9380 (initpri1_LDFLAGS): New variable.
9381 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9383 2008-03-27 Ian Lance Taylor <iant@google.com>
9385 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9386 * testsuite/common_test_1.c: New file.
9387 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9388 (common_test_1_SOURCES): New variable.
9389 (common_test_1_DEPENDENCIES): New variable.
9390 (common_test_1_LDFLAGS): New variable.
9392 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9393 and commons_ correctly when NAME/VERSION does not override
9395 * testsuite/ver_test_6.c: New file.
9396 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9397 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9398 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9400 2008-03-26 Ian Lance Taylor <iant@google.com>
9402 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9403 of an undefined symbol from a version script.
9404 * testsuite/Makefile.am (ver_test_5.so): New target.
9405 (ver_test_5.o): New target.
9406 (check_SCRIPTS): Add ver_test_5.sh.
9407 (check_DATA): Add ver_test_5.syms.
9408 (ver_test_5.syms): New target.
9409 * testsuite/ver_test_5.cc: New file.
9410 * testsuite/ver_test_5.script: New file.
9411 * testsuite/ver_test_5.sh: New file.
9412 * Makefile.in, testsuite/Makefile.in: Rebuild.
9415 Fix problems building gold with gcc 4.3.0.
9416 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9417 (gold_error_at_location, gold_warning_at_location): Use it.
9418 * configure.ac: Check whether we can compile and use a template
9419 function with a printf attribute.
9420 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9421 when jumping over bytes.
9422 * object.cc: Instantiate Object::read_section_data.
9423 * debug.h: Include <cstring>
9424 * dwarf_reader.cc: Include <algorithm>
9425 * main.cc: Include <cstring>.
9426 * options.cc: Include <cstring>.
9427 * output.cc: Include <cstring>.
9428 * script.cc: Include <cstring>.
9429 * script.h: Include <string>.
9430 * symtab.cc: Include <cstring> and <algorithm>.
9431 * target-select.cc: Include <cstring>.
9432 * version.cc: Include <string>.
9433 * testsuite/testmain.cc: Include <cstdlib>.
9434 * configure, config.in: Rebuild.
9436 2008-03-25 Ian Lance Taylor <iant@google.com>
9438 * options.cc: Include "../bfd/bfdver.h".
9439 (options::help): Print bug reporting address.
9441 * version.cc (print_version): Adjust output for current value of
9446 * options.cc (options::help): Print list of supported targets.
9447 * target-select.h: Include <vector>.
9448 (class Target_selector): Make machine_, size_, and is_big_endian_
9449 fields const. Add bfd_name_ and instantiated_target_ fields.
9450 (Target_selector::Target_selector): Add bfd_name parameter.
9451 (Target_selector::recognize): Make non-virtual, call
9453 (Target_selector::recognize_by_name): Make non-virtual, call
9454 do_recognize_by_name.
9455 (Target_selector::supported_names): New function.
9456 (Target_selector::bfd_name): New function.
9457 (Target_selector::do_instantiate_target): New pure virtual
9459 (Target_selector::do_recognize): New virtual function.
9460 (Target_selector::do_recognize_by_name): New virtual function.
9461 (Target_selector::instantiate_target): New private function.
9462 (supported_target_names): Declare.
9463 * target-select.cc (Target_selector::Target_selector): Update for
9464 new parameter and fields.
9465 (select_target_by_name): Check that the name matches before
9466 calling recognize_by_name.
9467 (supported_target_names): New function.
9468 * i386.cc (class Target_selector_i386): Update Target_selector
9469 constructor call. Remove recognize and recognize_by_name. Add
9470 do_instantiate_target.
9471 * x86_64.cc (class Target_selector_x86_64): Likewise.
9472 * testsuite/testfile.cc (class Target_selector_test): Update for
9473 changes to Target_selector.
9475 * README: Rewrite, with some notes on unsupported features.
9477 2008-03-24 Cary Coutant <ccoutant@google.com>
9479 * i386.cc (Target_i386::Got_type): New enum declaration.
9480 (Target_i386::Scan::local): Updated callers of Output_data_got
9482 (Target_i386::Scan::global): Likewise.
9483 (Target_i386::Relocate::relocate): Likewise.
9484 (Target_i386::Relocate::relocate_tls): Likewise.
9485 * object.h (Got_offset_list): New class.
9486 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9487 (Sized_relobj::local_got_offset): Likewise.
9488 (Sized_relobj::set_local_got_offset): Likewise.
9489 (Sized_relobj::local_has_tls_got_offset): Removed.
9490 (Sized_relobj::local_tls_got_offset): Removed.
9491 (Sized_relobj::set_local_tls_got_offset): Removed.
9492 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9493 * output.cc (Output_data_got::add_global): Added got_type parameter.
9494 (Output_data_got::add_global_with_rel): Likewise.
9495 (Output_data_got::add_global_with_rela): Likewise.
9496 (Output_data_got::add_global_pair_with_rel): New function.
9497 (Output_data_got::add_global_pair_with_rela): New function.
9498 (Output_data_got::add_local): Added got_type parameter.
9499 (Output_data_got::add_local_with_rel): Likewise.
9500 (Output_data_got::add_local_with_rela): Likewise.
9501 (Output_data_got::add_local_pair_with_rel): New function.
9502 (Output_data_got::add_local_pair_with_rela): New function.
9503 (Output_data_got::add_global_tls): Removed.
9504 (Output_data_got::add_global_tls_with_rel): Removed.
9505 (Output_data_got::add_global_tls_with_rela): Removed.
9506 (Output_data_got::add_local_tls): Removed.
9507 (Output_data_got::add_local_tls_with_rel): Removed.
9508 (Output_data_got::add_local_tls_with_rela): Removed.
9509 * output.h (Output_data_got::add_global): Added got_type parameter.
9510 (Output_data_got::add_global_with_rel): Likewise.
9511 (Output_data_got::add_global_with_rela): Likewise.
9512 (Output_data_got::add_global_pair_with_rel): New function.
9513 (Output_data_got::add_global_pair_with_rela): New function.
9514 (Output_data_got::add_local): Added got_type parameter.
9515 (Output_data_got::add_local_with_rel): Likewise.
9516 (Output_data_got::add_local_with_rela): Likewise.
9517 (Output_data_got::add_local_pair_with_rel): New function.
9518 (Output_data_got::add_local_pair_with_rela): New function.
9519 (Output_data_got::add_global_tls): Removed.
9520 (Output_data_got::add_global_tls_with_rel): Removed.
9521 (Output_data_got::add_global_tls_with_rela): Removed.
9522 (Output_data_got::add_local_tls): Removed.
9523 (Output_data_got::add_local_tls_with_rel): Removed.
9524 (Output_data_got::add_local_tls_with_rela): Removed.
9525 * resolve.cc (Symbol::override_base_with_special): Removed
9526 reference to has_got_offset_ field.
9527 * symtab.cc (Symbol::init_fields): Replaced initialization
9528 of got_offset_ with got_offsets_. Removed initialization
9530 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9531 (Symbol::got_offset): Likewise.
9532 (Symbol::set_got_offset): Likewise.
9533 (Symbol::has_tls_got_offset): Removed.
9534 (Symbol::tls_got_offset): Removed.
9535 (Symbol::set_tls_got_offset): Removed.
9536 (Symbol::got_offset_): Removed.
9537 (Symbol::tls_mod_got_offset_): Removed.
9538 (Symbol::tls_pair_got_offset_): Removed.
9539 (Symbol::got_offsets_): New field.
9540 (Symbol::has_got_offset): Removed.
9541 (Symbol::has_tls_mod_got_offset): Removed.
9542 (Symbol::has_tls_pair_got_offset): Removed.
9543 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9544 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9546 (Target_x86_64::Scan::global): Likewise.
9547 (Target_x86_64::Relocate::relocate): Likewise.
9548 (Target_x86_64::Relocate::relocate_tls): Likewise.
9550 2008-03-25 Ben Elliston <bje@au.ibm.com>
9552 * yyscript.y: Fix spelling error in comment.
9554 2008-03-24 Ian Lance Taylor <iant@google.com>
9556 * options.h (class General_options): Define build_id option.
9557 * layout.h (class Layout): Declare write_build_id, create_note,
9558 create_build_id. Add build_id_note_ member.
9559 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9560 "libiberty.h", "md5.h", "sha1.h".
9561 (Layout::Layout): Initialize eh_frame_data_,
9562 eh_frame_hdr_section_, and build_id_note_.
9563 (Layout::finalize): Call create_build_id.
9564 (Layout::create_note): New function, broken out of
9565 Layout::create_gold_note.
9566 (Layout::create_gold_note): Call create_note.
9567 (Layout::create_build_id): New function.
9568 (Layout::write_build_id): New function.
9569 (Close_task_runner::run): Call write_build_id.
9571 * x86_64.cc: Correct license to GPLv3.
9573 2008-03-23 Ian Lance Taylor <iant@google.com>
9575 * options.cc: Include "demangle.h".
9576 (parse_optional_string): New function.
9577 (parse_long_option): Handle takes_optional_argument.
9578 (parse_short_option): Update dash_z initializer. Handle
9579 takes_optional_argument.
9580 (General_options::General_options): Initialize do_demangle_.
9581 (General_options::finalize): Set do_demangle_. Handle demangling
9583 * options.h (parse_optional_string): Declare.
9584 (struct One_option): Add optional_arg field. Update constructor.
9585 Update call constructor calls. Add takes_optional_argument
9587 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9588 (DEFINE_optional_string): Define.
9589 (General_options::demangle): Change from DEFINE_bool to
9590 DEFINE_optional_string.
9591 (General_options::no_demangle): New function.
9592 (General_options::do_demangle): New function.
9593 (General_options::set_do_demangle): New function.
9594 (General_options::execstack_status_): Move definition to end of
9596 (General_options::static_): Likewise.
9597 (General_options::do_demangle_): New field.
9598 * object.cc (big_endian>::get_symbol_location_info): Call
9599 Options::do_demangle, not Options::demangle.
9600 * symtab.cc (demangle): Likewise.
9602 2008-03-22 Ian Lance Taylor <iant@google.com>
9604 * gold.h: Include <cstddef> and <sys/types.h>
9605 * options.h: Include <cstring>.
9607 2008-03-21 Ian Lance Taylor <iant@google.com>
9609 * Added source code to GNU binutils.
projects / external / binutils.git / blob